WO2001037407A1 - Current feeding device for dc motors and method of fabricating the same - Google Patents

Current feeding device for dc motors and method of fabricating the same Download PDF

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Publication number
WO2001037407A1
WO2001037407A1 PCT/JP1999/006457 JP9906457W WO0137407A1 WO 2001037407 A1 WO2001037407 A1 WO 2001037407A1 JP 9906457 W JP9906457 W JP 9906457W WO 0137407 A1 WO0137407 A1 WO 0137407A1
Authority
WO
WIPO (PCT)
Prior art keywords
brush
motor
holding plate
brush holding
brushes
Prior art date
Application number
PCT/JP1999/006457
Other languages
French (fr)
Japanese (ja)
Inventor
Youichi Fujita
Sotsuo Miyoshi
Toshihiko Miyake
Satoshi Kawamura
Original Assignee
Mitsubishi Denki Kabushiki Kaisha
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Denki Kabushiki Kaisha filed Critical Mitsubishi Denki Kabushiki Kaisha
Priority to JP2001537851A priority Critical patent/JP3753983B2/en
Priority to PCT/JP1999/006457 priority patent/WO2001037407A1/en
Publication of WO2001037407A1 publication Critical patent/WO2001037407A1/en

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
    • H02K23/62—Motors or generators with stationary armatures and rotating excitation field
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
    • H02K23/66—Structural association with auxiliary electric devices influencing the characteristic of, or controlling, the machine, e.g. with impedances or switches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/14—Means for supporting or protecting brushes or brush holders
    • H02K5/141—Means for supporting or protecting brushes or brush holders for cooperation with slip-rings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/14—Means for supporting or protecting brushes or brush holders
    • H02K5/143—Means for supporting or protecting brushes or brush holders for cooperation with commutators

Definitions

  • the present invention relates to a DC motor energizing device suitable for use in, for example, an EGR (EXHAUST ST GAS RECIRCULATION) knob device for forming an exhaust gas recirculation system, and a method of assembling the same.
  • EGR EXHAUST ST GAS RECIRCULATION
  • FIG. 1 is an E-6 ⁇ R valve apparatus disclosed in, for example, Japanese Patent Application Laid-Open Publication No. Hei 10-220-220- ⁇ ⁇ plane-diagram-A. -In Fig.
  • Reference numeral 21 denotes a mouth formed with a hollow portion, and a screw portion is formed on an inner surface of the hollow portion.
  • louver 22 is a coil
  • 23 is a yoke
  • 24 is a magnet
  • 25 is a slide ball
  • 26 is a row shaft.
  • slide balls 25 and A bearing that supports the upper end of the louver 21 is constituted by a louver shaft 26.
  • Reference numeral 27 denotes a bearing that supports the lower end of the rotor 21
  • reference numeral 28 denotes a commutator that is integrally attached to the upper end of the rotor 21.
  • the motor brush 30 and the commutator 28 are arranged between the upper end of the mouth 21 and the bearing constituted by the slide ball 25 and the rotor shaft 26. .
  • the commutator 28 and the brush 30 make up an electricity supply device.
  • 29 is a brush spring
  • 30 is a motor brush
  • 31 is a motor shaft having a screw portion formed on the outer peripheral surface of a screw portion to be screwed with a screw portion formed on the inner surface of the hollow portion of the roaster 21, 40 is a position sensor.
  • a predetermined return torque is applied in the closing direction of the valve 11 by the spring 19, and the return direction is changed in the opening direction of the valve 11 by energizing the motor 20 in one direction.
  • a motor torque is applied, and the valve 11 is controlled to open and close by the torque balance.
  • the assembly of the energizing device consisting of the motor brush 30 and the commutator 28 of the conventional EGR valve device is performed simultaneously with the assembly of the motor 21 of the motor 20.
  • the conventional DC motor energizing device and its assembling method are configured as described above.However, as in this conventional configuration, a coil is arranged on the roaster side and a magnet is arranged on the stay side. Has a power supply device consisting of two power supply motor brushes and a commutator, but in a structure where a magnet is placed on the low side and a coil is placed on the stay side, the motor brush is As the number of components increases, such as the number of components increases, and the configuration of the power supply unit becomes complicated, there is a problem that it is not easy to assemble these many components with high accuracy. Was.
  • the present invention has been made to solve the above-described problems, and in a DC motor structure in which the number of components of an energizing device is increased, it is possible to suppress an increase in the number of components of a motor brush and a cost of components, and DC motor energizing device that can improve the responsiveness of the motor brushes in the rotating direction when energized, and can easily and easily attach multiple motor brushes with high accuracy. And an assembling method thereof. Disclosure of the invention
  • a DC motor energizing device provides a brush holding plate formed with a processing portion for separating a motor brush, a predetermined shape for a commutator piece and a slipping portion of a disk-shaped power feeding portion of a brush holding plate.
  • the motor brushes which are respectively mounted at positions, are separated by cutting the processing portion of the brush holding plate, and are arranged and fixed to the commutator pieces and the slipping portion. It is prepared for.
  • the brush holding plate on which the motor brushes are assembled is treated as one part, and the brushes are separated and rectified by cutting the machined portion of the brush holding plate. It is possible to place and fix it on the child piece and the slip ring part, so that the number of parts in the current supply device is reduced, and the accuracy of many motor brushes with respect to the commutator piece and the slip ring part is reduced. This has the effect that easy placement and fixing can be easily performed.
  • the brush holding plate is formed in a substantially ring shape.
  • the current supply device for a DC motor includes a motor attached to a substantially ring-shaped brush holding plate at a predetermined position at a predetermined angle to the direction of rotation of the disk-shaped power supply unit.
  • the motor brushes are arranged and fixed to the panel member for pressing the evening brush.
  • each brush is assembled to a motor brush pressing plate panel member, as one part, and the number of parts in the energizing device is increased.
  • the brush holding plate and the motor brush pressing plate panel member can be easily formed of different materials, thicknesses, shapes, and the like.
  • the vibration of the brush when the brush is in contact with the brush and the balance of the force when each brush is pressed against the commutator pieces and the slip are controlled by the plate for pressing the brush. It can be adjusted according to the thickness, shape, etc. of the member.
  • the motor brush is attached to the substantially ring-shaped brush holding plate at a fixed angle to the rotation direction of the disk-shaped power supply unit.
  • the motor brush is formed integrally with the substantially ring-shaped brush holding plate, having a certain angle with the rotation direction of the disk-shaped power supply unit.
  • the panel part of the mortar brush press Each is arranged and fixed.
  • the motor brush pressing plate panel can be manufactured simultaneously with the substantially ring-shaped brush holding plate as an integral unit, and each of the motor brushes is provided with the motor brush pressing plate panel.
  • the brush holding plate assembled to the motor can be handled as one component, the number of components in the power supply device is reduced, and the motor brushes rotate in the direction of rotation of the disk-shaped power supply unit.
  • a fixed angle with the brush holding plate which is formed integrally with the substantially ring-shaped brush holding plate. It is possible to prevent deformation of the panel panel, such as twisting, to maintain a constant contact pressure between the brush and the commutator, and to improve the responsiveness of the motor to the rotation direction of the power supply unit during power transmission. Since the brushes are separated from each other in the processing portion of the brush holding plate, it is possible to easily arrange and fix a large number of brushes with high accuracy in a short time. .
  • the DC motor power supply device is such that the brush holding plate is formed in a substantially ring shape by a plurality of arc-shaped brush holding plates.
  • a substantially ring-shaped brush holding plate can be formed by combining a plurality of arc-shaped brush holding plates, and the arc-shaped brush holding plate is manufactured as compared with a brush holding plate integrally manufactured in a substantially ring shape. Since a large number of brush holding plates can be manufactured from a fixed-size material with less waste, the cost of parts can be reduced, and the arc-shaped brush holding plate can be manufactured.
  • a brush holding plate formed into a substantially ring shape by a plate allows a brush to be applied from around the commutator piece and the slip ring to the commutator piece and the slip ring. To improve the responsiveness of the commutator piece and the slipping portion to the rotation direction, and The effect is that the motor brush can be easily and accurately mounted in a short time.
  • the motor brush is provided at a predetermined position on the arc-shaped brush holding plate, wherein the motor brush has a fixed angle with respect to the rotation direction of the disk-shaped power supply unit. Each of them is arranged and fixed to a pressing plate panel member.
  • the arc-shaped brush holding plate in which each brush is assembled to the motor brush pressing plate panel member can be treated as one part, and the number of parts in the power supply device can be reduced. Further, it is easy to configure the arc-shaped brush holding plate and the motor brush pressing plate panel member with different materials, thicknesses, shapes, and the like. Suppression of vibration when the rip ring and the respective motor brushes come into contact with each other, and the balance of the force when pressing the respective motor brushes against the commutator piece and the slip ring are used for pressing the motor brush.
  • the motor brushes can be adjusted by the thickness, shape, etc. of the plate panel member.
  • Each of the motor brushes has a certain angle with the rotation direction of the disk-shaped power supply unit, and is taken into the arc-shaped brush holding plate. Since it is arranged and fixed to the attached brush pad for mower brush, it prevents deformation of the panel for mower brush press, such as torsion, and maintains a constant contact pressure between the brush and the commutator. Responsiveness of the motor in the direction of rotation of the power supply unit during energization can be improved. Further, by separating the motor brushes in the processing part of the arc-shaped brush holding plate, a large number of The effect is that it is possible to easily place and fix the brush with high accuracy in a short time.
  • an energizing device for a DC motor wherein the motor brush has a fixed angle with the rotation direction of the disk-shaped power supply unit, and is formed integrally with the arc-shaped brush holding plate. For each leaf spring It is designed to be fixed.
  • the motor brush pressing plate panel can be manufactured simultaneously with the arc-shaped brush holding plate as an integral unit, and each of the motor brushes is assembled to the motor brush pressing plate panel.
  • the arc-shaped brush holding plate can be handled as one part, the number of parts in the power supply unit is reduced, and each of the brushes is a disk-shaped power supply unit.
  • it is arranged and fixed to the motor brush pressing plate panel formed integrally with the arc-shaped brush holding plate.
  • the contact pressure between the brush and the commutator is kept constant, and the responsiveness of the motor to the rotation direction of the power supply unit during energization can be improved.
  • the direct current motor energizing device includes a brush holding plate configured by deforming a shape obtained by expanding a substantially ring shape into a substantially linear shape into a substantially ring shape by bending a processing portion. It was made.
  • a substantially ring-shaped brush holding plate can be manufactured in a substantially linearly expanded form, and an arc-shaped brush holding plate is manufactured from the beginning. Compared to the case, it is possible to reduce the waste and reduce the cost of parts because it is possible to reduce the waste and reduce the cost of parts.
  • a brush holding plate configured in a substantially ring shape allows each motor brush to come into contact with the commutator piece and the slip ring from around the commutator piece and the slip ring. The responsiveness of the commutator piece and the slipping portion to the rotating direction is improved, and the motor brush is highly accurate. It has an effect that mounting can be easily realized.
  • the direct current motor energizing device is configured to rotate the disk-shaped power supply unit from a substantially linear configuration to a brush holding plate deformed into a substantially ring shape by bending the processing unit.
  • the motor brushes are arranged and fixed to the motor brush pressing plate panel member attached at a fixed angle to the direction.
  • the brush holding plate in which the brushes are assembled in a substantially straight line with the brushes attached to the panel member for pressing the brushes as a single component.
  • the number of parts can be reduced, and the brush holding plate and the brush cover plate spring member can be easily made of different materials, thicknesses, shapes, etc.
  • the suppression of vibration when the brushes and the slipping portions come into contact with the respective brushes, and the balance of the force when pressing the respective brushes against the commutator pieces and the slipping portions are described above. It can be adjusted by the thickness, shape, etc. of the plate spring member for the motor brush press, and the disk-shaped power supply unit is supplied to the brush holding plate, which is deformed into a substantially ring shape by bending the processed part.
  • a DC motor energizing device is a brush holding plate that is deformed from a substantially linear shape to a substantially ring shape by bending a processed portion.
  • the brushes are arranged and fixed to the panel panel for pressing the brushes, which are formed integrally with the plate and at a fixed angle to the rotation direction of the disk-shaped power supply unit. Things.
  • the brush panel pressing member for the brush as a panel portion for the brush pressing, together with the brush holding plate which is developed in a substantially straight line and simultaneously. It is possible to handle the brush holding plate assembled with the motor brush on the panel portion for pressing the motor brush as a single part, thereby reducing the number of parts in the power supply device, and A brush formed integrally with the brush holding plate deformed into a substantially ring shape by bending the processing portion and having a fixed angle with respect to a rotation direction of the disk-shaped power supply portion; Since the brushes are fixed to the panel of the pressing plate, deformation of the brushes for pressing the brush is prevented, and the contact pressure between the brush and the commutator is reduced.
  • a plurality of motor brushes are arranged at predetermined positions of a brush holding plate having a processing part for separation, and each of the motor brushes is attached. After fixing the brush holding plate to the brush holding plate fixing member so that the motor brushes come into contact with the commutator pieces and the slip ring portion of the current-carrying part, the motor brush is cut at the processing part. The brush holding plate is separated for each motor brush, and the motor brushes are mechanically and electrically separated from each other.
  • the brush holding pre- The brush holding plate can be treated as one part, the number of parts in the power supply device can be reduced, and after the brush holding plate is fixed to the brush holding plate fixing member, the brush holding plate can be treated.
  • a method of assembling a DC motor energizing device includes disposing a plurality of motor brushes at predetermined positions of a plurality of brush holding plates formed in a substantially arc shape in combination to form a substantially ring shape.
  • the brush holding plate on which the motor brushes are attached is fixed to the brush holding plate such that the motor brushes abut against the commutator piece and the slipping portion of the power supply section. After being fixed to the member, it is cut at the processing portion, and the brush holding plates are separated for each of the brushes, and the brushes are mechanically and electrically separated from each other. Things.
  • the substantially arc-shaped brush holding plate can be manufactured in a larger number with less waste from a fixed-sized material as compared with the brush holding plate integrally formed in a substantially ring shape. Therefore, it is possible to reduce the cost of parts, and by arranging and configuring the plurality of brush holding plates formed in a substantially arc shape in a substantially ring shape.
  • the motor brush can be brought into contact with the commutator piece and the slip ring from around the commutator piece and the slip ring, and the commutator piece and the slip ring can be contacted. This has the effect of improving the responsiveness to the rotation direction of the part and of easily and quickly mounting the motor brushes with high accuracy.
  • a method for assembling a DC motor energizing device is directed to a brush holding preform formed by expanding a substantially ring shape into a substantially linear shape.
  • a plurality of motor brushes are disposed at predetermined positions on the brush holding plate, bent at predetermined positions on the brush holding plate and deformed into the substantially ring shape, and the brush holding plate deformed into the substantially ring shape is removed.
  • the motor brushes are fixed to a brush holding plate fixing member so that the brushes come into contact with a commutator piece and a slipping portion of a power supply portion, and then cut at a processing portion, and the brushes are provided for each motor brush.
  • the holding plate is separated, and the motor brushes are separated from each other mechanically and electrically.
  • a substantially ring-shaped brush holding plate can be manufactured in a substantially linearly expanded form, and a substantially arc-shaped brush holding plate from the beginning ⁇ a substantially ring-shaped brush holding plate.
  • a commutator piece and the commutator piece are applied to the commutator piece from the periphery of the commutator piece and the slip ring portion by a brush holding plate that is deformed from a substantially linear shape to a substantially ring shape by bending a predetermined portion.
  • FIG. 1 is a longitudinal sectional view of a conventional EGR valve device disclosed in Japanese Patent Application Laid-Open No. H10-220620.
  • FIG. 2 is a structural diagram showing a configuration of a motor brush and a brush holding plate of the DC motor power supply device according to Embodiment 1 of the present invention.
  • FIG. 3 is a cross-sectional view showing a configuration of a motor rotating unit of a DC motor with a motor brush attached.
  • FIG. 4 is a structural diagram showing a configuration of a motor brush and a brush holding plate of a DC motor power supply device according to Embodiment 2 of the present invention.
  • FIG. 5 is a plan view showing a configuration of a motor brush and a brush holding plate of a DC motor power supply device according to Embodiment 3 of the present invention.
  • FIG. 6 is a plan view showing a configuration of a motor brush and a brush holding plate of an energizing device for a DC motor according to Embodiment 4 of the present invention.
  • FIG. 7 is a structural diagram showing a configuration of a brush holding plate fixing member to which the brush holding plate is attached.
  • FIG. 8 is a structural diagram showing a configuration of a brush holding plate fixing member to which a motor brush of a DC motor power supply device according to Embodiments 1, 3, and 4 of the present invention is attached. It is.
  • FIG. 9 is a structural diagram showing a configuration of a brush holding plate fixing member to which a motor brush of the direct current motor power supply device according to Embodiment 2 of the present invention is attached.
  • FIG. 10 is an enlarged view of a structure of a brush holding plate fixing member to which a motor brush before splitting of a current supply device for a DC motor according to Embodiments 1, 3, and 4 of the present invention is attached. It is the top view shown.
  • FIG. 2 is a structural view showing a configuration of a motor brush in the DC motor energizing apparatus according to Embodiment 1 of the present invention.
  • FIG. 2 (a) is a plan view of the motor brush.
  • FIG. 7B is a cross-sectional view taken along line AA of FIG. Fig. 3 shows the motor of the DC motor to which the motor brush shown in Fig. 2 is attached.
  • FIG. 6 is a cross-sectional view illustrating a configuration of a rotating part.
  • the motor rotating part has the structure of an EGR valve device.
  • reference numeral 51 denotes a brush holding plate having a cutout 53 and formed in a substantially ring shape
  • 52 denotes a brush holding plate 51 at a predetermined position by, for example, caulking or welding.
  • This is a panel member for pressing a brush for mounting a brush.
  • the panel member 52 for pressing the brush is pressed so as to have a certain angle with respect to the rotation direction of the mouth 37 of the rotating portion of the motor and the rotating direction of the disk-shaped feeding portion 46 shown in FIG. It is attached to the brush holding plate 51 at a predetermined position.
  • Reference numeral 54 denotes a motor brush fixed to the tip of the motor brush pressing plate panel member 52.
  • the motor brush 54 comes into contact with a commutator piece 100 or a slipping portion 101 formed on one surface of a disk-shaped power feeding portion 46 described later.
  • Reference numeral 51a denotes a thin separating portion (processed portion) formed on the brush holding plate 51, and the motor brush 54 is attached to the brush holding plate by the motor brush pressing plate panel member 52. After fixing the brush 51 to the predetermined position of the brush holding plate fixing member 81 shown in FIG. 7, by cutting the separating portion 5 la, the brush holding plate 51 is moved to the motor brush pressing plate panel. Electrically and mechanically separable for each member 52, that is, for each motor brush 54.
  • reference numeral 33 denotes a sensor unit having a position sensor and a power supply terminal (not shown) for detecting the opening degree of the valve
  • reference numeral 34 denotes a direct current serving as a torque generating source for opening and closing the valve.
  • An outer cover member 35 of the valve drive unit in which the motor is formed is a stay core.
  • Reference numeral 36 denotes a coil constituting the stay core, which is disposed at substantially equal intervals in the circumferential direction of the stay core 35.
  • Numeral 38 denotes a hollow, having a hollow part with a screw part 38 formed on the inner surface, and a magnet 41 attached to the outer peripheral part. Have been. A predetermined gap is formed between the outer peripheral surface of the magnet 41 and the inner peripheral surface of the stay core 35.
  • the rotor 41 is composed of the magnet 41, the steel core 35, and the coil 36 of the roller 37.
  • Numeral 39 denotes the inner peripheral portion of the inner ring fixed to the outer peripheral surface of the extension 37 b of the rotor 37 to which the magnet 41 is attached, the outer peripheral surface of the outer ring is fitted to the shielding member 49, and the rotor 37 is attached.
  • a bearing supporting the outer cover member 34 side of the valve drive unit, 40 is similarly connected with the mouth 37 near the end of the magnet 41 near the opposite direction to the sensor unit 33. It is a bearing that is supported on the mantle member 34 side.
  • Reference numeral 42 denotes a valve drive shaft, which has a screw portion formed on the outer periphery thereof, and is screwed with a screw portion 38 formed on the inner surface of the hollow portion formed at the opening 37. It is configured to be movable in the axial direction with the rotation of the rotor 37.
  • Reference numeral 43 denotes a valve shaft contact member formed at the end of the valve drive shaft 42, which is in contact with the valve shaft supporting the valve (not shown) at the tip at the protruding end surface.
  • Reference numeral 44 denotes a spring engagement plate fixed to an end of the valve shaft abutting member 43.
  • Reference numeral 45 denotes one end of which is fixed to the spring engagement 44, and the other end is a jacket member of the valve drive unit. A spring fixed to the flange portion 34 of 34.
  • Reference numeral 49 denotes an axial direction of the bearing 39 by closing the opening surface on the motor rotating part side where the outer periphery is covered by the outer cover member 34 and fitting the outer peripheral surface of the outer periphery of the bearing 39.
  • the shielding member 49 is provided between the bearing 39 and an energizing device such as the motor brush 54, the commutator piece 100, and the slipping portion 101.
  • Reference numeral 46 denotes a disk-shaped power supply section, in which a ring-shaped conductor is divided into a predetermined number in the circumferential direction, and each of the commutator pieces 100 is electrically separated from the ring-shaped conductor. 0 1 is divided concentrically in the radial direction into a predetermined number of ring shapes as required, and the electrically separated slip ring portion 101 is formed on one surface thereof . Also, each commutator piece 100 and each slipping portion 101 are connected by a predetermined internal connection structure.
  • Reference numeral 47 denotes an energizing device including a power supply unit 46, a motor brush 54, and the like. Next, the operation will be described.
  • the brush holding plate 51 is formed by, for example, press working. In this state, the brush holding plate 51 has a through hole for attaching to the brush holding plate fixing member 81, a separating portion 51a, and a through hole for attaching the mousing brush pressing plate panel member 52. Holes, irregularities, etc. are formed at predetermined positions.
  • a mousing brush pressing plate panel member 52 having a mousing brush 54 fixed to one surface of the end portion is formed by caulking or welding. Attached to the position.
  • a motor brush 54 is arranged so that the motor brush 54 is arranged on the side of the commutator piece 100 1 of the disk-shaped power supply portion 46 shown in FIG.
  • the attachment panel member 52 is attached to the brush holding plate 51, and a brush holding plate 51 on which a plurality of motor brushes 54 are mounted as shown in FIG. 2 is constructed.
  • the panel member 52 for pressing the brush is fixed at a certain angle with respect to the rotation direction of the DC motor opening 37, that is, the disk-shaped power supply portion 46, as shown in FIG. Attach so that it has.
  • the motor brush pressing plate panel member 52 is attached so as to have a certain angle with respect to the direction in which the rotor rotates when the valve is closed.
  • the commutator pieces 100 of the disc-shaped power supply portion 46 and lb Responsiveness to the rotating direction when closing the valve when energizing between the slip ring portion 101 and the motor brush 54 is improved.
  • the brush holding plate 51 is fixed to a predetermined position of the brush holding plate fixing member 81 shown in FIG. 7, and in this state, the separating portion 5 la is cut, and as shown in FIG. G 51 is electrically and mechanically separated for each brush 54.
  • the brush holding plate fixing member 81 to which the motor brushes 54 are electrically and mechanically separated from each other is formed by the motor brushes 54 which are formed in the disk-shaped power supply portion. 4 6 Commutator piece 1 00 ⁇ Mounted on the rotating part of the motor so that it contacts the slipping part 101.
  • the brush holding plate 51 and the motor brush pressing plate panel member 52 can be made of different materials, thicknesses, shapes, and the like. 6 commutator pieces 100 and the slipping portion 101 suppress the vibration when the motor brush 54 comes into contact with the motor brush 54. Piece 100 ⁇ The balance of the force when pressing against the slip ring section 101 can be adjusted by the thickness, shape, etc., of the panel brush member 52 for pressing the brush.
  • the overnight brush 54 can be handled as a single unit integrated with the brush holding plate 51 by the motor brush pressing panel member 52, so that the number of parts in the power supply device is reduced. At the separation part 5 la of the brush holding plate 51. By separating the motor brushes 54, it is possible to easily arrange and fix a large number of motor brushes 54 with high accuracy.
  • the brush holding plates 51 are held. Plate 5 1 -In this state, the brush holding plate 51 is cut at the separating portion 51a, and the motor brush pressing plate panel member 52 is separated as necessary,
  • the motor brushes 5 4 are mounted on the commutator pieces 100 0 of the disk-shaped power supply section 4 6 so that the motor brushes 5 4 are arranged at appropriate positions on the slit spring section 101. This has the effect that the arrangement and mounting of the components can be easily and accurately performed.
  • Embodiment 2-Fig. 4 is a structural diagram showing a configuration of a motor brush in a DC motor energizing apparatus according to embodiment 2; Fig. 4 (a) is a plan view of the motor brush. FIG. 2B is a cross-sectional view of FIG. 2A along line BB.
  • reference numeral 61 denotes a motor brush pressing plate panel member 52 and a brush holding plate 51 in the first embodiment, which are integrally formed, for example, by press working at the same time.
  • the brush-mounting member 6 1 has a brush-panel portion 62 for pressing the brush and a thin separating portion 63.
  • the separating portion 63 is fixed to the brush holding plate fixing member 81 shown in FIG. 1 is made electrically and mechanically separable for each of the panel press sections 6 2, that is, the motor brushes 54, for pressing the motor.
  • the motor brush pressing plate panel 62 is connected to the motor rotating part 37 and the disk-shaped power supply part 46 shown in FIG. It is formed so as to have a certain angle with respect to the turning direction.
  • the motor brush pressing plate panel 62 has a certain angle with respect to the rotation direction of the rotor 37 when closing the valve. Constitute.
  • the responsiveness to the rotation direction when closing the valve when energizing between the commutator piece 10 of the disk-shaped power supply portion 10 6 and the slipping portion 10 1 and the motor brush 5 4 Is improved.
  • the brush mounting member 61 is formed by pressing, for example. In this state, a through hole for attaching to the brush holding plate fixing member 81, the separating portion 63, and the like are formed in the motor brush attaching member 61 at predetermined positions.
  • the motor brush 54 is fixed to one surface of the distal end of the motor brush pressing leaf spring portion 62 of the motor brush mounting member 6 1.
  • the motor brush is arranged so that the motor brush 54 is arranged on the side of the disk-shaped power supply section 46 shown in FIG. 3 facing the commutator piece 100 ⁇ and the slip ring section 101. 5 is attached to the motor brush pressing plate panel 62 to form a motor brush mounting member 61 to which a plurality of motor brushes 54 are mounted as shown in FIG.
  • This motor brush mounting member 61 is fixed to a predetermined position of the brush holding plate fixing member 81 shown in FIG. 7, and in this state, the separating portion 63 is cut off, as shown in FIG. Separate the evening brush mounting member 61 electrically and mechanically for each brush 54.
  • the motor brush mounting member 61 is formed simultaneously with the motor brush pressing plate panel portion 62 at the same time. After fixing the mower brush 54 to the evening brush pressing plate panel 6 2, fix it to the brush holding plate fixing member 81, and in this state Evening brush pressing panel panel 6 2 is separated by separating section 6 3 as necessary, and motor brush pressing panel panel section 6 2 is used to arrange and attach motor brush 54 to an appropriate position.
  • the manufacturing and assembling processes are simplified as compared with the case where the motor brush mounting member 61 is separate from the motor brush mounting member 61, and the positioning of the motor brushes 54 at appropriate positions and the accuracy are improved. There is an effect that good mounting can be easily realized.
  • FIG. 5 is a structural diagram showing a configuration of a motor plush before being incorporated in the DC motor current supply device according to the third embodiment.
  • the same or corresponding parts as in FIG. 2 are denoted by the same reference numerals, and description thereof is omitted.
  • 71 a is the first brush holding plate (arc-shaped brush holding plate)
  • 71 b is the second brush holding plate (arc-shaped brush holding plate)
  • ⁇ 2 is the first brush holding plate. This is a thin separation part formed on the plate 71a and the second brush holding plate 7lb.
  • the brush holding plate is formed in a substantially ring shape having the notch 53.
  • the brush holding plate according to the third embodiment has two separate first holding plates. Consists of a brush holding plate 71a and a second brush holding plate 7lb.
  • the first brush holding plate 71 a and the second brush holding plate 71 b are substantially ring-shaped brushes to which the motor brush pressing plate panel member 52 of the first embodiment is attached.
  • the abbreviation when the holding plate is divided into two It has a circular arc shape, and by arranging and fixing both of them to respective predetermined positions of the brush holding plate fixing member 81 shown in FIG. 7, a motor as shown in FIG. Evening brush 54 can be arranged and mounted. Next, the operation will be described.
  • the first brush holding plate 71a and the second brush holding plate 71b can be formed by punching, for example, by press working.
  • the two first brush holding plates 71 a and the second brush holding plate 71 b having a substantially arc shape are different from each other. Therefore, the ratio of waste of material when manufacturing by stamping from a fixed-size material plate by press working is reduced, and more first brush holding plates 71a and second brush holding plates are used. The ability to produce 7 lb plates can reduce component costs.
  • the first brush holding plate 71a and the second brush holding plate 71b include a mousing brush pressing plate panel member 5 having a mousing brush 54 fixed to one surface of the end portion. 2 is attached to each predetermined position by caulking or welding.
  • the motor brush pressing plate panel member 52 is connected to the first brush holding plate 71a and the second brush holding plate 71b at predetermined positions of the brush holding plate fixing member 81.
  • the first brush holding plate has a fixed angle with respect to the rotation direction of the rotating part 37 and the disk-shaped power supply part 46 of the motor rotating part shown in Fig. 3 when arranged in a ring shape. Attach to 7 1a and 2nd brush holding plate 7 1b.
  • the motor and brush pressing plate panel member 52 when applied to an EGR valve device, is attached so as to have a certain angle with respect to the direction in which the rotor 37 rotates when the valve is closed.
  • the disk-shaped power supply Responsiveness to the rotating direction when closing the valve when energizing between the commutator piece 1 • 0 of the part 46 and the slipping part 101 and the motor brush 54 is improved.
  • the first brush holding plate 71a and the second brush holding plate 7lb are fixed to the predetermined positions of the brush holding plate fixing member 81 shown in FIG.
  • the separating section 72 is cut off, and as shown in FIG. 8, the motor brushes 54 are electrically and mechanically separated as necessary, as shown in FIG.
  • the brush holding plate 7 1 b and the motor brush pressing plate panel member 52 can be made of different materials, thicknesses, shapes, and the like. Suppression of vibration when the commutator piece 100 and the slipping portion 101 contact the motor brush 54, and commutation of the motor brush 54 with the disk-shaped power supply portion 46. Child piece 100 0 ⁇
  • the balance of the force when pressing against the slip ring section 101 It can be adjusted according to the thickness, shape, etc.
  • each brush 54 can be adjusted by the motor brush pressing panel panel 52 to the first brush holding plate.
  • 7 1a or the second brush holding plate 71 1b can be handled as one integrated part, reducing the number of components in the current-carrying device, and the first brush holding plate
  • the brush holding plate is manufactured by dividing the brush holding plate into two parts, the first brush holding plate 71 a and the second brush holding plate ⁇ 1 b.
  • the panel member 52 for pressing the brush to which the brush 54 is fixed is attached to the first brush holding plate 71a and the second brush.
  • the first brush holding plate 71a and the second brush holding plate 71b are attached to the brush holding plate 71b, and the brush holding plate fixing member 811 In this state, the motor brush pressing plate panel member 52 is cut at the separating section 72, and the motor brush pressing plate panel members 52 are mechanically and electrically separated from each other.
  • each motor brush 54 To arrange and attach the overnight brushes 54, place each motor brush 54 in an appropriate position with respect to the commutator piece 100 and the slip-up portion 101 of the disk-shaped power supply unit 46.
  • accurate and easy mounting can be realized, and more 1st brush holding plate 71a and 2nd brush holding plate 71b can be manufactured from a fixed length material plate with less waste. This has the effect of reducing the cost of parts.
  • the motor brush pressing plate panel member 52 has a first brush holding plate 71 a and a second brush holding plate 71 1 so as to have a certain angle with respect to the rotation direction of the disk-shaped power supply portion 46. Since it is attached to b, it has the effect of improving the responsiveness of the motor when energizing in the rotational direction of the disk-shaped power supply section 46.
  • the first brush holding plate 71a, the second brush holding plate 7lb, and the motor brush pressing plate panel member. 5 2 can be formed as a single unit at the same time by press working, etc., and the effect of reducing the cost of parts described above is achieved.
  • the work of fixing to the holding plate can be omitted, which is effective in reducing the number of parts.
  • FIG. 6 is a structural diagram showing a configuration of a motor brush before being incorporated in the DC motor power supply device of the fourth embodiment.
  • Fig. 6 The same or corresponding parts as those in FIG. 2 are denoted by the same reference numerals, and description thereof is omitted.
  • reference numeral 91 denotes a brush holding plate.
  • the brush holding plate 91 is formed by punching a substantially ring-shaped brush holding plate 51 described in the first embodiment from a material plate in a form in which the brush holding plate 51 is developed as linearly as possible. It is configured.
  • Reference numeral 92 denotes a thin bridging portion (addition portion). The bridging portion 92 can be bent to deform the brush holding plate 91 developed linearly into a ring shape.
  • a brush holding plate panel member 52 is attached to the brush holding plate 52, and the brush holding plate 91 transformed into the ring shape is fixed to the brush holding plate fixing member 81, and then the bridging is performed. By cutting the part 92, it is possible to mechanically and electrically separate the brushes 54 from each other.
  • the brush holding plate 91 can be formed by punching out, for example, by press working.
  • the ring-shaped brush holding plate 51 of the first embodiment, the two arc-shaped first brush holding plates 71 a and the second brush holding of the third embodiment are used.
  • the brush holding plate 91 is manufactured by punching out a ring-shaped or arc-shaped shape in a straight line by pressing, and is therefore manufactured from a fixed-size material plate. There is less waste in the material when manufacturing by pressing, and more brush holding plates 91 can be manufactured from a fixed length material plate, and the cost of parts can be reduced. It is possible to lower it.
  • the brush holding plate 91 has a motor brush 54 fixed to one end of a motor brush 54.
  • a panel member for pressing a brush 52.2 Attached to each predetermined position by caulking or welding.
  • the panel member 52 for pressing the motor brush should have a certain angle with respect to the rotation direction of the rotor 37 of the motor rotating part and the disk-shaped power supply part 46 shown in FIG. Attach it to the brush holding plate 9 1.
  • the motor brush pressing plate panel member 52 is attached so as to have a certain angle with respect to the direction in which the mouth 37 rotates when the valve is closed.
  • the brush holding plate 91 on which the panel member 52 for pressing the brush is attached is bent at the bridging portion 92 as shown in FIG. Deform into a ring shape.
  • the brush holding plate 91 deformed into this ring shape is fixed to a predetermined position of the brush holding plate fixing member 81 shown in FIG. 7 as shown in FIG. 10, and in this state, the bridging is performed. Cut the part 92 and separate it electrically and mechanically for each brush 54 if necessary.
  • the brush holding plate 91 and the motor brush pressing plate panel member 52 may be made of different materials, thicknesses, shapes, and the like. Of the commutator piece 100 and the slipping portion 101 and the motor brush 54 in contact with each other. The balance of the force when pressing against the commutator piece 100 and the slip ring 101 can be adjusted by the thickness and shape of the motor brush pressing plate panel member 52, etc. In addition, the number of parts in the brush is reduced, and the motor brushes 54 are separated at the bridging portion 92 of the brush holding plate 91, so that a large number of motor brushes 54 can be accurately arranged. The fixing can be easily performed. As described above, according to the fourth embodiment, the brush holding plate 91 having a substantially ring-shaped shape as shown in FIG.
  • the mousing brush 54 is attached to the brush holding plate 91, and the mousing brush pressing plate panel member 52, to which the mousing brush 54 is fixed at one end, is attached to the brush holding plate 91.
  • the brush 9 is bent by the bridge 9 2 into a substantially ring shape, and the brush holding plate 9 1 in this state is fixed to the brush holding plate fixing member 8 1, and the bridge 9 2 is cut.
  • the motor brushes 54 are plates for pressing the motor brushes.
  • Panel holding member 52 integrates with brush holding plate 91 It can be handled as a single component, and the number of components in the power supply device is reduced.
  • the motor brushes 54 can be easily arranged at appropriate positions and mounted with high accuracy.
  • there is an effect that the cost of parts can be reduced, for example, it is possible to manufacture more brush holding plates 91 by reducing waste from a fixed-size material plate.
  • the motor brush pressing plate panel member 52 is attached to the brush holding plate 91 so as to have a certain angle with respect to the rotation direction of the disk-shaped power supply portion 46. Therefore, there is an effect that the responsiveness of the motor when the power is supplied to the rotation direction of the disk-shaped power supply section 46 is improved.
  • the brush holding plate 91 and the motor / brush pressing plate panel member 52 are integrated into one piece, and are simultaneously pressed.
  • the work of fixing the panel member 52 for pressing the brush to the brush holding plate 91 can be omitted, which is effective in reducing the number of parts.
  • the DC motor energizing device and the method of assembling the same according to the present invention are used in a DC motor that is a valve driving source of an in-vehicle EGR valve device that constitutes an exhaust gas recirculation system. Suitable for

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  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Current Collectors (AREA)

Abstract

A current feeding device for dc motors, and a method of fabricating the same, wherein after motor brush-pressing plate spring members (52) having a plurality of motor brushes (54) fixed thereto are attached to a brush holding plate (51), the latter is fixed to a brush holding plate fixing member (81), in which state the brush holding plate (51) is cut at separating areas (51a) to separate the motor brushes (54) from each other, and then the motor brushes (54) are disposed on and fixed in suitable positions with respect to a commutator piece (100) and a slip ring (101) in a disk-shaped current feeding section (46).

Description

明 細 書 直流モー夕の通電装置およびその組立て方法 技術分野  Description: DC motor current supply device and method of assembling the same
この発明は、 例えば排気ガスの再循環系を構成するための E GR ( E X h a u s t G a s R e c i r c u l a t i o n ) ノ ルブ装置に用い て好適な直流モータの通電装置およびその組立て方法に関するものであ る。 背景技術  The present invention relates to a DC motor energizing device suitable for use in, for example, an EGR (EXHAUST ST GAS RECIRCULATION) knob device for forming an exhaust gas recirculation system, and a method of assembling the same. Background art
従来、 この種の E G Rバルブ装置は、 バルブ開閉用にステッピングモ 一夕を用いていたが、 バルブ開度の調整時の分解能の限界、 応答性、 信 頼性の低下を回避するためにステッピングモー夕に替えて直流モー夕を 使用するようになった。 第 1図は、 例えば特開平 1 0— 2 2 0 6 2 0号 公報に開示—さ一れ一た E— 6^Rバル 装置 - ©^ 面-図- あ 。- 第 1図において、 1はバルブボディ、 2はモータケース、 3はコネク 夕端子、 1 1は上下動して排ガス通路を開閉するバルブ、 1 2はバルブ 1 1の上下動に応じた開口量を確保するためのシー ト、 1 3はガイ ドブ ッシュ、 1 4がバルブ 1 1が下端に取り付けられたシャフ ト、 1 5はガ イ ドシール、 1 6はガイ ドプレー ト、 1 7はガイ ドシールカバー、 1 8 はスプリ ングシー ト、 1 9はシャフ ト 1 4をバルブ 1 1の閉動方向へ付 勢するスプリ ング、 2 0はモー夕である。 2 1は中空部が形成された口 —夕であり、 前記中空部の内面にはネジ部が形成されている。  Conventionally, this type of EGR valve device used a stepping motor to open and close the valve.However, in order to avoid a reduction in resolution, responsiveness, and reliability when adjusting the valve opening, a stepping motor was used. Instead of using DC motors, they started to use DC motors. FIG. 1 is an E-6 ^ R valve apparatus disclosed in, for example, Japanese Patent Application Laid-Open Publication No. Hei 10-220-220-© ^ plane-diagram-A. -In Fig. 1, 1 is the valve body, 2 is the motor case, 3 is the connector terminal, 1 1 is the valve that moves up and down to open and close the exhaust gas passage, and 1 2 is the opening amount according to the up and down movement of the valve 11 13 is a guide bush, 14 is a valve with a valve 11 mounted on the lower end, 15 is a guide seal, 16 is a guide seal, 16 is a guide plate, and 17 is a guide seal. A cover, 18 is a spring seat, 19 is a spring for biasing the shaft 14 in the closing direction of the valve 11, and 20 is a motor and a motor. Reference numeral 21 denotes a mouth formed with a hollow portion, and a screw portion is formed on an inner surface of the hollow portion.
2 2はコイル、 2 3はヨーク、 2 4はマグネッ ト、 2 5はスライ ドボ —ル、 2 6はロー夕シャフ トである。 これらスライ ドボール 2 5および 口一夕シャフ ト 2 6 によ り ロー夕 2 1 の上端側を支持している軸受けが 構成されている。 22 is a coil, 23 is a yoke, 24 is a magnet, 25 is a slide ball, and 26 is a row shaft. These slide balls 25 and A bearing that supports the upper end of the louver 21 is constituted by a louver shaft 26.
2 7はロー夕 2 1の下端側を支持している軸受け、 2 8はロー夕 2 1 の 上端に一体的に取り付けられているコ ミ ュテ一夕 （整流子） である。 こ の場合、 モー夕ブラシ 3 0 とコ ミュテ一夕 2 8は、 口一夕 2 1 の上端と 、 スライ ドボール 2 5およびロータシャフ ト 2 6 によ り構成される軸受 けの間に配置される。 また、 コ ミ ュテ一夕 2 8 とモ一夕ブラシ 3 0など によ り通電装置が構成される。  Reference numeral 27 denotes a bearing that supports the lower end of the rotor 21, and reference numeral 28 denotes a commutator that is integrally attached to the upper end of the rotor 21. In this case, the motor brush 30 and the commutator 28 are arranged between the upper end of the mouth 21 and the bearing constituted by the slide ball 25 and the rotor shaft 26. . The commutator 28 and the brush 30 make up an electricity supply device.
2 9 はブラシスプリ ング、 3 0はモー夕ブラシ、 3 1 はロー夕 2 1 の 前記中空部の内面に形成されたネジ部と螺合するネジ部がその外周面に 形成されたモータシャフ ト、 4 0はポジショ ンセンサである。  29 is a brush spring, 30 is a motor brush, 31 is a motor shaft having a screw portion formed on the outer peripheral surface of a screw portion to be screwed with a screw portion formed on the inner surface of the hollow portion of the roaster 21, 40 is a position sensor.
次に、 動作について説明する。  Next, the operation will be described.
この E G Rバルブ装置では、 スプリ ング 1 9 によ りバルブ 1 1の閉動 方向へ所定のリターン トルクを付与し、 モー夕 2 0の一方向の通電によ りバルブ 1 1の開動方向に可変のモー夕 トルクを付与し、 それらの トル クバランスによ りバルブ 1 1 が開閉制御される。  In this EGR valve device, a predetermined return torque is applied in the closing direction of the valve 11 by the spring 19, and the return direction is changed in the opening direction of the valve 11 by energizing the motor 20 in one direction. A motor torque is applied, and the valve 11 is controlled to open and close by the torque balance.
また、 この従来の E G Rバルブ装置のモー夕ブラシ 3 0 とコ ミュテ一 夕 2 8などからなる通電装置の組み立ては、 モ一夕 2 0のロー夕 2 1 の 組み付けと同時に行う。  Also, the assembly of the energizing device consisting of the motor brush 30 and the commutator 28 of the conventional EGR valve device is performed simultaneously with the assembly of the motor 21 of the motor 20.
従来の直流モー夕の通電装置およびその組立て方法は以上のように構 成されているが、 この従来のように、 ロー夕側にコイルを配置し、 ステ 一夕側にマグネッ トを配置する構成では 2つの電源供給用モータブラシ とコ ミ ュテ一夕からなる通電装置を備えているが、 ロー夕側にマグネ ッ トを配置し、 ステ一夕側にコイルを配置する構造ではモータブラシの数 が増加するなど部品点数が多く な り、 また、 通電装置の構成も複雑にな り、 これら多数の部品を精度よ く組み付けるのが容易でない課題があつ た。 The conventional DC motor energizing device and its assembling method are configured as described above.However, as in this conventional configuration, a coil is arranged on the roaster side and a magnet is arranged on the stay side. Has a power supply device consisting of two power supply motor brushes and a commutator, but in a structure where a magnet is placed on the low side and a coil is placed on the stay side, the motor brush is As the number of components increases, such as the number of components increases, and the configuration of the power supply unit becomes complicated, there is a problem that it is not easy to assemble these many components with high accuracy. Was.
この発明は上記のような課題を解決するためになされたもので、 通電 装置の部品点数が増加する直流モー夕構造において、 モー夕ブラシの部 品点数の増加および部品コス トを抑制でき、 またモー夕ブラシの通電時 における回転方向に対する応答性の向上を図ることが可能であ り、 さ ら に複数のモー夕ブラシの取り付けを高い精度で容易に行う こ との出来る 直流モー夕の通電装置およびその組立て方法を得るこ とを目的とする。 発明の開示  SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and in a DC motor structure in which the number of components of an energizing device is increased, it is possible to suppress an increase in the number of components of a motor brush and a cost of components, and DC motor energizing device that can improve the responsiveness of the motor brushes in the rotating direction when energized, and can easily and easily attach multiple motor brushes with high accuracy. And an assembling method thereof. Disclosure of the invention
この発明に係る直流モー夕の通電装置は、 モー夕ブラシ分離用の加工 部を有して形成されたブラシ保持プレー 卜の円盤形状の給電部の整流子 片およびス リ ップリ ング部に対する所定の位置にそれそれ取り付けられ ており、 前記ブラシ保持プレー トの前記加工部の切断によ りそれそれ分 離されて前記整流子片およびス リ ップリ ング部に対し配置固定されてい るモー夕ブラシを備えるようにしたものである。  A DC motor energizing device according to the present invention provides a brush holding plate formed with a processing portion for separating a motor brush, a predetermined shape for a commutator piece and a slipping portion of a disk-shaped power feeding portion of a brush holding plate. The motor brushes, which are respectively mounted at positions, are separated by cutting the processing portion of the brush holding plate, and are arranged and fixed to the commutator pieces and the slipping portion. It is prepared for.
この構成によって、 各モータブラシが組み付けられたブラシ保持プレ — トを 1つの部品と して扱い、 前記ブラシ保持プレー トの加工部の切断 によ り前記各モ一夕ブラシをそれぞれ分離して整流子片、 ス リ ップリ ン グ部に対し配置固定するこ とが可能とな り、 通電装置における部品点数 が少なくなり、 また、 多数のモータブラシの前記整流子片、 ス リ ップリ ング部に対する精度のよい配置、 固定を容易に行う こ とが可能になる効 果がある。  With this configuration, the brush holding plate on which the motor brushes are assembled is treated as one part, and the brushes are separated and rectified by cutting the machined portion of the brush holding plate. It is possible to place and fix it on the child piece and the slip ring part, so that the number of parts in the current supply device is reduced, and the accuracy of many motor brushes with respect to the commutator piece and the slip ring part is reduced. This has the effect that easy placement and fixing can be easily performed.
この発明に係る直流モー夕の通電装置は、 ブラシ保持プレー トを略リ ング形状に構成したものである。  In the DC motor energizing apparatus according to the present invention, the brush holding plate is formed in a substantially ring shape.
この構成によって、 整流子片、 ス リ ップリ ング部の周囲から各モ一夕 ブラシを当該整流子片、 ス リ ップリ ング部へ当接させる構成が実現でき 、 通電装置における部品点数の削減、 さらに前記モー夕ブラシの高い精 度での取り付けを容易に実現できる効果を奏する。 With this configuration, it is possible to realize a configuration in which each of the brushes is brought into contact with the commutator piece and the slip ring from around the commutator piece and the slip ring. This has the effect of reducing the number of parts in the power supply device and easily realizing the mounting of the motor brush with high accuracy.
この発明に係る直流モ一夕の通電装置は、 円盤形状の給電部の回転方 」と一定の角度を有して略リ ング形状のブラシ保持プレー トの所定の位 置に取り付けられたモ一夕ブラシ押付用板パネ部材に、 モー夕ブラシが それぞれ配置固定されるようにしたものである。  The current supply device for a DC motor according to the present invention includes a motor attached to a substantially ring-shaped brush holding plate at a predetermined position at a predetermined angle to the direction of rotation of the disk-shaped power supply unit. The motor brushes are arranged and fixed to the panel member for pressing the evening brush.
この構成によって、 モー夕ブラシ押付用板パネ部材に各モ一夕ブラシ が組み付けられた略リ ング形状のブラシ保持プレー トを 1つの部品とし て扱うことが可能とな り、 通電装置における部品点数を削減でき、 さら に前記ブラシ保持プレー ト と前記モー夕ブラシ押付用板パネ部材とを異 なる材質、 厚さ、 形状などによ り構成することが容易とな り、 整流子片 ゃス リ ップリ ング部とモー夕ブラシとが接触する際の振動の抑制、 前記 各モー夕ブラシを前記整流子片、 ス リ ップリ ング部へ押し付ける際の力 のバランスなどを前記モー夕ブラシ押付用板パネ部材の厚さ、 形状など によ り調整でき、 また、 モー夕ブラシは、 円盤形状の給電部の回転方向 と一定の角度を有して、 前記略リ ング形状のブラシ保持プレー トへ取り 付けられた前記モー夕ブラシ押付用板パネ部材に配置固定されているこ とから、 モ一夕ブラシ押付用板パネのねじり等の変形を防止し、 ブラシ とコ ミュテ一夕の接触圧を一定に保ち、 通電時における前記給電部の回 転方向に対するモータの応答性の向上を図ることが出来、 さ らに前記ブ ラシ保持プレー トの加工部において前記各モー夕ブラシを分離すること で、 多数のモー夕ブラシの精度のよい配置、 固定を短時間で容易に行う ことが可能になる効果がある。  With this configuration, it is possible to handle a substantially ring-shaped brush holding plate, in which each brush is assembled to a motor brush pressing plate panel member, as one part, and the number of parts in the energizing device is increased. In addition, the brush holding plate and the motor brush pressing plate panel member can be easily formed of different materials, thicknesses, shapes, and the like. The vibration of the brush when the brush is in contact with the brush and the balance of the force when each brush is pressed against the commutator pieces and the slip are controlled by the plate for pressing the brush. It can be adjusted according to the thickness, shape, etc. of the member. The motor brush is attached to the substantially ring-shaped brush holding plate at a fixed angle to the rotation direction of the disk-shaped power supply unit. Since it is fixed to the above-mentioned panel member for brush pressing, the deformation of the panel for brush pressing is prevented, and the contact pressure between the brush and the commutator is kept constant. It is possible to improve the responsiveness of the motor in the rotation direction of the power supply unit during energization, and furthermore, by separating the motor brushes in the machined part of the brush holding plate, it is possible to increase the number of motors. This has the effect that it is possible to easily place and fix the brushes with high precision in a short time.
この発明に係る直流モー夕の通電装置は、 モー夕ブラシが、 円盤形状 の給電部の回転方向と一定の角度を有して、 略リ ング形状のブラシ保持 プレー ト とともに一体に形成されてなるモー夕ブラシ押付用板パネ部に それそれ配置固定されるようにしたものである。 In the DC motor power supply device according to the present invention, the motor brush is formed integrally with the substantially ring-shaped brush holding plate, having a certain angle with the rotation direction of the disk-shaped power supply unit. In the panel part of the mortar brush press Each is arranged and fixed.
この構成によって、 モー夕ブラシ押付用板パネ部を略リ ング形状のブ ラシ保持プレー ト とともに一体なものと して同時に製造でき、 前記各モ 一夕ブラシが前記モー夕ブラシ押付用板パネ部に組み付けられた前記ブ ラシ保持プレー トを 1つの部品と して扱う ことが可能となり、 通電装置 における部品点数が少なくなり、 また、 前記各モー夕ブラシは、 円盤形 状の給電部の回転方向と一定の角度を有して、 前記略リ ング形状のブラ シ保持プレー ト とともに一体に形成された前記モー夕ブラシ押付用板バ ネ部に配置固定されていることから、 モー夕ブラシ押付用板パネのねじ り等の変形を防止し、 ブラシとコ ミュテ一夕の接触圧を一定に保ち、 通 電時における前記給電部の冋転方向に対するモー夕の応答性の向上を図 ることが出来、 さ らに前記ブラシ保持プレー トの加工部において前記各 モー夕ブラシを分離することで、 多数のモー夕ブラシの精度のよい配置 、 固定を短時間で容易に行う ことが出来る効果がある。  With this configuration, the motor brush pressing plate panel can be manufactured simultaneously with the substantially ring-shaped brush holding plate as an integral unit, and each of the motor brushes is provided with the motor brush pressing plate panel. The brush holding plate assembled to the motor can be handled as one component, the number of components in the power supply device is reduced, and the motor brushes rotate in the direction of rotation of the disk-shaped power supply unit. And a fixed angle with the brush holding plate, which is formed integrally with the substantially ring-shaped brush holding plate. It is possible to prevent deformation of the panel panel, such as twisting, to maintain a constant contact pressure between the brush and the commutator, and to improve the responsiveness of the motor to the rotation direction of the power supply unit during power transmission. Since the brushes are separated from each other in the processing portion of the brush holding plate, it is possible to easily arrange and fix a large number of brushes with high accuracy in a short time. .
この発明に係る直流モー夕の通電装置は、 ブラシ保持プレー トが、 複 数の円弧状ブラシ保持プレー トによ り略リ ング形状に構成されるよう に したものである。  The DC motor power supply device according to the present invention is such that the brush holding plate is formed in a substantially ring shape by a plurality of arc-shaped brush holding plates.
この構成によって、 円弧状ブラシ保持プレー トを複数組み合せて略リ ング形状のブラシ保持プレー トを構成でき、 略リ ング形状で一体的に製 造されたブラシ保持プレー トに比べて、 前記円弧状ブラシ保持プレー ト は定尺の材料からよ り無駄を少なく してよ り多数製造することが可能で あるから、 部品コス トの抑制を図ることが可能であ り、 また、 前記円弧 状ブラシ保持プレー トによ り略リ ング形状に構成されたブラシ保持プレ — トによ り、 整流子片、 ス リ ップリ ング部の周囲からモ一夕ブラシを当 該整流子片、 ス リ ップリ ング部へ当接させる構成が実現でき、 前記整流 子片、 ス リ ップリ ング部の回転方向に対する応答性の向上、 さ らに前記 モー夕ブラシの高精度な取り付けを短時間で容易に実現できる効果を奏 する。 With this configuration, a substantially ring-shaped brush holding plate can be formed by combining a plurality of arc-shaped brush holding plates, and the arc-shaped brush holding plate is manufactured as compared with a brush holding plate integrally manufactured in a substantially ring shape. Since a large number of brush holding plates can be manufactured from a fixed-size material with less waste, the cost of parts can be reduced, and the arc-shaped brush holding plate can be manufactured. A brush holding plate formed into a substantially ring shape by a plate allows a brush to be applied from around the commutator piece and the slip ring to the commutator piece and the slip ring. To improve the responsiveness of the commutator piece and the slipping portion to the rotation direction, and The effect is that the motor brush can be easily and accurately mounted in a short time.
この発明に係る直流モー夕の通電装置は、 モー夕ブラシが、 円盤形状 の給電部の回転方向と一定の角度を有して、 円弧状ブラシ保持プレー ト の所定の位置に取り付けられたモータブラシ押付用板パネ部材にそれそ れ配置固定されるようにしたものである。  According to a DC motor energizing device according to the present invention, the motor brush is provided at a predetermined position on the arc-shaped brush holding plate, wherein the motor brush has a fixed angle with respect to the rotation direction of the disk-shaped power supply unit. Each of them is arranged and fixed to a pressing plate panel member.
この構成によって、 モータブラシ押付用板パネ部材に各モー夕ブラシ が組み付けられた円弧状ブラシ保持プレー トを 1 つの部品と して扱う こ とが可能とな り、 通電装置における部品点数を削減でき、 さ らに前記円 弧状ブラシ保持プレー ト と前記モー夕ブラシ押付用板パネ部材とを異な る材質、 厚さ、 形状などによ り構成するこ とが容易とな り、 整流子片、 ス リ ップリ ング部と前記各モー夕ブラシとが接触する際の振動の抑制、 前記各モー夕ブラシを前記整流子片、 ス リ ップリ ング部へ押し付ける際 の力のバランスなどを前記モータブラシ押付用板パネ部材の厚さ、 形状 などによ り調整でき、 また、 前記各モータブラシは、 円盤形状の給電部 の回転方向と一定の角度を有して、 前記円弧状ブラシ保持プレー 卜へ取 り付けられた前記モー夕ブラシ押付用板パネ部材に配置固定されている ことから、 モー夕ブラシ押付用板パネのねじ り等の変形を防止し、 ブラ シとコ ミュテ一夕の接触圧を一定に保ち、 通電時における前記給電部の 回転方向に対するモー夕の応答性の向上を図ることが出来、 さらに円弧 状ブラシ保持プレー 卜の加工部において前記各モー夕ブラシを分離する ことで、 多数のモ一夕ブラシの精度のよい配置、 固定を容易に短時間で 行う ことが可能になる効果がある。  With this configuration, the arc-shaped brush holding plate in which each brush is assembled to the motor brush pressing plate panel member can be treated as one part, and the number of parts in the power supply device can be reduced. Further, it is easy to configure the arc-shaped brush holding plate and the motor brush pressing plate panel member with different materials, thicknesses, shapes, and the like. Suppression of vibration when the rip ring and the respective motor brushes come into contact with each other, and the balance of the force when pressing the respective motor brushes against the commutator piece and the slip ring are used for pressing the motor brush. The motor brushes can be adjusted by the thickness, shape, etc. of the plate panel member. Each of the motor brushes has a certain angle with the rotation direction of the disk-shaped power supply unit, and is taken into the arc-shaped brush holding plate. Since it is arranged and fixed to the attached brush pad for mower brush, it prevents deformation of the panel for mower brush press, such as torsion, and maintains a constant contact pressure between the brush and the commutator. Responsiveness of the motor in the direction of rotation of the power supply unit during energization can be improved. Further, by separating the motor brushes in the processing part of the arc-shaped brush holding plate, a large number of The effect is that it is possible to easily place and fix the brush with high accuracy in a short time.
この発明に係る直流モータの通電装置は、 モー夕ブラシが、 円盤形状 の給電部の回転方向と一定の角度を有し、 円弧状ブラシ保持プレー ト と ともに一体に形成されてなるモー夕ブラシ押付用板バネ部にそれそれ配 置固定されるようにしたものである。 According to the present invention, there is provided an energizing device for a DC motor, wherein the motor brush has a fixed angle with the rotation direction of the disk-shaped power supply unit, and is formed integrally with the arc-shaped brush holding plate. For each leaf spring It is designed to be fixed.
この構成によって、 モー夕ブラシ押付用板パネ部を円弧状ブラシ保持 プレー ト とともに一体なものと して同時に製造でき、 前記各モー夕ブラ シが前記モー夕ブラシ押付用板パネ部に組み付けられた円弧状ブラシ保 持プレー トを 1つの部品と して扱う こ とが可能となり、 通電装置におけ る部品点数が少な く な り、 また、 前記各モー夕ブラシは、 円盤形状の給 電部の回転方向と一定の角度を有して、 前記円弧状ブラシ保持プレー ト とともに一体に形成されたモー夕ブラシ押付用板パネ部へ配置固定され ていることから、 モー夕ブラシ押付用板パネのねじ り等の変形を防止し 、 ブラシとコ ミュテ一夕の接触圧を一定に保ち、 通電時における前記給 電部の回転方向に対するモー夕の応答性の向上を図るこ とが出来、 さ ら に前記円弧状ブラシ保持プレー トの加工部において前記各モー夕ブラシ を分離するこ とで、 多数のモー夕ブラシの精度のよい配置、 固定を容易 に短時間で行う こ とが出来る効果がある。  With this configuration, the motor brush pressing plate panel can be manufactured simultaneously with the arc-shaped brush holding plate as an integral unit, and each of the motor brushes is assembled to the motor brush pressing plate panel. The arc-shaped brush holding plate can be handled as one part, the number of parts in the power supply unit is reduced, and each of the brushes is a disk-shaped power supply unit. At a certain angle with respect to the rotation direction, it is arranged and fixed to the motor brush pressing plate panel formed integrally with the arc-shaped brush holding plate. The contact pressure between the brush and the commutator is kept constant, and the responsiveness of the motor to the rotation direction of the power supply unit during energization can be improved. Previous Each of said motor evening brush and separated child in the processing section of the arc-shaped brush holding plates, accurate placement of multiple modes evening brush, the effect of the can this performing fixed easily in a short time.
この発明に係る直流モー夕の通電装置は、 略リ ング形状を略直線形状 に展開した形態を、 加工部の折り曲げによ り略リ ング形状に変形させて 構成したブラシ保持プレー トを備えるようにしたものである。  The direct current motor energizing device according to the present invention includes a brush holding plate configured by deforming a shape obtained by expanding a substantially ring shape into a substantially linear shape into a substantially ring shape by bending a processing portion. It was made.
この構成によって、 略直線状に展開した形態で略リ ング形状のブラシ 保持プレー トを製造するこ とが出来、 最初から円弧状ブラシ保持プレー トゃ略リ ング形状のブラシ保持プレー トを製造する場合に比べて、 定尺 の材料からよ り無駄を少な く してよ り多数製造することが可能であるか ら、 部品コス トの抑制を図るこ とが出来、 また、 加工部の折り曲げによ り略リ ング形状に構成されたブラシ保持プレー トによ り、 整流子片、 ス リ ップリ ング部の周囲から各モー夕ブラシを当該整流子片、 ス リ ップリ ング部へ当接させる構成が実現でき、 前記整流子片、 ス リ ップリ ング部 の回転方向に対する応答性の向上、 さ らに前記モー夕ブラシの高精度な 取り付けを容易に実現できる効果を奏する With this configuration, a substantially ring-shaped brush holding plate can be manufactured in a substantially linearly expanded form, and an arc-shaped brush holding plate is manufactured from the beginning. Compared to the case, it is possible to reduce the waste and reduce the cost of parts because it is possible to reduce the waste and reduce the cost of parts. A brush holding plate configured in a substantially ring shape allows each motor brush to come into contact with the commutator piece and the slip ring from around the commutator piece and the slip ring. The responsiveness of the commutator piece and the slipping portion to the rotating direction is improved, and the motor brush is highly accurate. It has an effect that mounting can be easily realized.
この発明に係る直流モー夕の通電装置は、 略直線状に展開した形態か ら加工部の折り曲げによ り略リ ング形状に変形されたブラシ保持プレ一 卜に、 円盤形状の給電部の回転方向と一定の角度を有して取り付けられ たモー夕ブラシ押付用板パネ部材へモ一夕ブラシがそれそれ配置固定さ れるようにしたものである。  The direct current motor energizing device according to the present invention is configured to rotate the disk-shaped power supply unit from a substantially linear configuration to a brush holding plate deformed into a substantially ring shape by bending the processing unit. The motor brushes are arranged and fixed to the motor brush pressing plate panel member attached at a fixed angle to the direction.
この構成によって、 モ一夕ブラシ押付用板パネ部材に各モー夕ブラシ が組み付けられた略直線状に展開された状態のブラシ保持プレー トを 1 つの部品と して扱う ことが可能となり、 通電装置における部品点数を削 減でき、 さらに前記ブラシ保持プレー ト と前記モ一夕ブラシ押付用板バ ネ部材とを異なる材質、 厚さ、 形状などによ り構成するこ とが容易とな り、 整流子片、 ス リ ップリ ング部と前記各モー夕ブラシとが接触する際 の振動の抑制、 前記各モー夕ブラシを前記整流子片、 ス リ ップリ ング部 へ押し付ける際の力のバランスなどを前記モー夕ブラシ押付用板バネ部 材の厚さ、 形状などによ り調整でき、 また、 加工部の折り曲げによ り略 リ ング形状に変形された前記ブラシ保持プレー トへ円盤形状の給電部の 回転方向と一定の角度を有して取り付けられた前記モー夕ブラシ押付用 板パネ部材に前記各モータブラシが配置固定されていることから、 モー 夕ブラシ押付用板パネのねじ り等の変形を防止し、 ブラシとコ ミ ュテー 夕の接触圧を一定に保ち、 通電時における前記給電部の回転方向に対す るモー夕の応答性の向上を図るこ とが出来、 さ らに前記ブラシ保持プレ 一 卜の加工部において前記各モー夕ブラシを分離するこ とで、 前記各モ 一夕ブラシの精度のよい配置、 固定を容易に短時間で行う こ とが可能に なる効果がある。  With this configuration, it is possible to handle the brush holding plate in which the brushes are assembled in a substantially straight line with the brushes attached to the panel member for pressing the brushes as a single component. In addition, the number of parts can be reduced, and the brush holding plate and the brush cover plate spring member can be easily made of different materials, thicknesses, shapes, etc. The suppression of vibration when the brushes and the slipping portions come into contact with the respective brushes, and the balance of the force when pressing the respective brushes against the commutator pieces and the slipping portions are described above. It can be adjusted by the thickness, shape, etc. of the plate spring member for the motor brush press, and the disk-shaped power supply unit is supplied to the brush holding plate, which is deformed into a substantially ring shape by bending the processed part. Times Since the motor brushes are arranged and fixed to the motor brush pressing plate panel member attached at a fixed angle to the direction, deformation of the motor brush pressing plate panel such as torsion is prevented. In addition, the contact pressure between the brush and the commutator can be kept constant to improve the responsiveness of the motor to the rotation direction of the power supply unit during energization, and the brush holding press can be further improved. Separating each of the brushes in the processing section of the rack has an effect that it is possible to easily and accurately arrange and fix the brushes in a short time.
この発明に係る直流モー夕の通電装置は、 略直線状に展開した形態か ら加工部の折り曲げによ り略リ ング形状に変形されるブラシ保持プレー ト とともに一体に、 かつ円盤形状の給電部の回転方向と一定の角度を有 して形成されたモ一夕ブラシ押付用板パネ部に、 モー夕ブラシがそれそ れ配置固定されるようにしたものである。 A DC motor energizing device according to the present invention is a brush holding plate that is deformed from a substantially linear shape to a substantially ring shape by bending a processed portion. The brushes are arranged and fixed to the panel panel for pressing the brushes, which are formed integrally with the plate and at a fixed angle to the rotation direction of the disk-shaped power supply unit. Things.
この構成によって、 モ一夕ブラシ押付用板パネ部材をモー夕ブラシ押 付用板パネ部として、 略直線状に展開されたブラシ保持プレー ト ととも に一体なものと して同時に製造でき、 各モー夕ブラシが前記モー夕ブラ シ押付用板パネ部に組み付けられた前記ブラシ保持プレー トを 1 つの部 品と して扱う ことが可能とな り、 通電装置における部品点数が少なく な り、 また、 加工部の折り曲げによ り略リ ング形状に変形された前記ブラ シ保持プレー ト とともに一体、 かつ円盤形状の給電部の回転方向と一定 の角度を有して形成された前記モ一夕ブラシ押付用板パネ部に、 前記各 モー夕ブラシが配置固定されているこ とから、 モー夕ブラシ押付用板バ ネのねじ り等の変形を防止し、 ブラシとコ ミュテ一夕の接触圧を一定に 保ち、 通電時における前記給電部の回転方向に対するモー夕の応答性の 向上を図ることが出来、 さ らに前記ブラシ保持プレー トの加工部におい て前記各モー夕ブラシを分離するこ とで、 多数のモー夕ブラシの精度の よい配置、 固定を容易に短時間で行う こ とが出来る効果がある。  With this configuration, it is possible to simultaneously manufacture the brush panel pressing member for the brush as a panel portion for the brush pressing, together with the brush holding plate which is developed in a substantially straight line and simultaneously. It is possible to handle the brush holding plate assembled with the motor brush on the panel portion for pressing the motor brush as a single part, thereby reducing the number of parts in the power supply device, and A brush formed integrally with the brush holding plate deformed into a substantially ring shape by bending the processing portion and having a fixed angle with respect to a rotation direction of the disk-shaped power supply portion; Since the brushes are fixed to the panel of the pressing plate, deformation of the brushes for pressing the brush is prevented, and the contact pressure between the brush and the commutator is reduced. Keep it constant It is possible to improve the responsiveness of the motor to the rotation direction of the power supply unit during energization, and furthermore, by separating the motor brushes in the processing part of the brush holding plate, a large number of brushes can be provided. This has the effect that the motor brush can be easily placed and fixed with high accuracy in a short time.
この発明に係る直流モー夕の通電装置の組立て方法は、 分離するため の加工部を有するブラシ保持プレー トの所定の位置へ複数のモータブラ シを配設し、 前記各モー夕ブラシが取り付けられた前記ブラシ保持プレ ー トを、 前記各モータブラシが通電部の整流子片、 ス リ ップリ ング部へ 当接するようにブラシ保持プレー 卜固定部材へ固定後、 前記加工部で切 断して、 前記各モー夕ブラシごとに前記ブラシ保持プレー トを分離し、 それそれ機械的、 電気的に分離した状態のモー夕ブラシを組み立てるよ うにしたものである。  In the method of assembling the DC motor energizing device according to the present invention, a plurality of motor brushes are arranged at predetermined positions of a brush holding plate having a processing part for separation, and each of the motor brushes is attached. After fixing the brush holding plate to the brush holding plate fixing member so that the motor brushes come into contact with the commutator pieces and the slip ring portion of the current-carrying part, the motor brush is cut at the processing part. The brush holding plate is separated for each motor brush, and the motor brushes are mechanically and electrically separated from each other.
この構成によって、 各モ一夕ブラシが組み付けられたブラシ保持プレ ー トを 1 つの部品として扱う こ とが可能とな り、 通電装置における部品 点数が少な く なり、 さ らにこのブラシ保持プレー トをブラシ保持プレ一 ト固定部材へ固定後、 前記ブラシ保持プレー トを加工部で切断し前記各 モー夕ブラシを分離することで、 多数のモー夕ブラシの整流子に対する 精度のよい配置、 固定を短時間で容易に行う ことが可能になる効果があ る。 With this configuration, the brush holding pre- The brush holding plate can be treated as one part, the number of parts in the power supply device can be reduced, and after the brush holding plate is fixed to the brush holding plate fixing member, the brush holding plate can be treated. By cutting the motor brushes at the processing portion and separating the motor brushes, there is an effect that accurate arrangement and fixing of a large number of motor brushes to the commutator can be easily performed in a short time.
この発明に係る直流モー夕の通電装置の組立て方法は、 組み合わされ て略リ ング形状をなす略円弧状に形成された複数のブラシ保持プレー ト の所定の位置へ複数のモー夕ブラ シを配設し、 前記モー夕ブラシが取り 付けられた前記各ブラシ保持プレー トを、 前記各モー夕ブラシが給電部 の整流子片、 ス リ ップリ ング部へ当接するよう にブラシ保持プレ一 ト固 定部材へ固定後、 加工部で切断して、 前記各モー夕ブラシごとに前記各 ブラシ保持プレー トを分離し、 それそれ機械的、 電気的に分離した状態 のモ一夕ブラシを組み立てるよう にしたものである。  A method of assembling a DC motor energizing device according to the present invention includes disposing a plurality of motor brushes at predetermined positions of a plurality of brush holding plates formed in a substantially arc shape in combination to form a substantially ring shape. The brush holding plate on which the motor brushes are attached is fixed to the brush holding plate such that the motor brushes abut against the commutator piece and the slipping portion of the power supply section. After being fixed to the member, it is cut at the processing portion, and the brush holding plates are separated for each of the brushes, and the brushes are mechanically and electrically separated from each other. Things.
この構成によって、 略円弧状のブラシ保持プレー トは略リ ング形状に 一体的に形成されたブラシ保持プレー トに比べて、 定尺の材料から無駄 をよ り少なく してよ り多数製造するこ とが可能であるから、 部品コス ト の抑制を図ることが可能であ り、 また、 前記略円弧状に形成された複数 のブラシ保持プレー トを略リ ング形状に配置構成することによ り、 整流 子片、 ス リ ップリ ング部の周囲から前記モー夕ブラシを当該整流子片、 ス リ ップリ ング部へ当接させるこ とが可能とな り、 前記整流子片、 前記 ス リ ップリ ング部の回転方向に対する応答性の向上、 さ らに前記各モー 夕ブラシの高い精度での取り付けを短時間で容易に実現できる効果を奏 する。  With this configuration, the substantially arc-shaped brush holding plate can be manufactured in a larger number with less waste from a fixed-sized material as compared with the brush holding plate integrally formed in a substantially ring shape. Therefore, it is possible to reduce the cost of parts, and by arranging and configuring the plurality of brush holding plates formed in a substantially arc shape in a substantially ring shape. The motor brush can be brought into contact with the commutator piece and the slip ring from around the commutator piece and the slip ring, and the commutator piece and the slip ring can be contacted. This has the effect of improving the responsiveness to the rotation direction of the part and of easily and quickly mounting the motor brushes with high accuracy.
この発明に係る直流モー夕の通電装置の組立て方法は、 略リ ング形状 の形態を略直線形状に展開した形態に して形成されたブラシ保持プレ一 卜の所定の位置へ複数のモータブラシを配設し、 そのブラシ保持プレー 卜の所定箇所において折り曲げて前記略リ ング形状に変形させ、 該略リ ング形状に変形させた前記ブラシ保持プレー トを、 前記各モー夕ブラシ が給電部の整流子片、 ス リ ップリ ング部へ当接するよう にブラシ保持プ レー ト固定部材へ固定後、 加工部で切断して、 前記各モータブラシごと に前記ブラシ保持プレー トを分離し、 それそれ機械的、 電気的に分離し た状態のモータブラシを組み立てるように したものである。 A method for assembling a DC motor energizing device according to the present invention is directed to a brush holding preform formed by expanding a substantially ring shape into a substantially linear shape. A plurality of motor brushes are disposed at predetermined positions on the brush holding plate, bent at predetermined positions on the brush holding plate and deformed into the substantially ring shape, and the brush holding plate deformed into the substantially ring shape is removed. The motor brushes are fixed to a brush holding plate fixing member so that the brushes come into contact with a commutator piece and a slipping portion of a power supply portion, and then cut at a processing portion, and the brushes are provided for each motor brush. The holding plate is separated, and the motor brushes are separated from each other mechanically and electrically.
この構成によって、 略直線状に展開した形態で略リ ング形状のブラシ 保持プレー トを製造するこ とが出来、 最初から略円弧状のブラシ保持プ レー トゃ略リ ング形状のブラシ保持プレー トを製造する場合に比べて、 定尺の材料から無駄をよ り少な く してよ り多数製造するこ とが可能であ るから、 部品コス トの抑制を図るこ とが出来、 また、 前記所定箇所の折 り曲げによ り略直線状から略リ ング形状に変形させたブラシ保持ブレー トによ り、 整流子片、 ス リ ップリ ング部の周囲から前記モー夕ブラシを 当該整流子片、 ス リ ップリ ング部へ当接させる構成が実現でき、 前記整 流子片、 ス リ ップリ ング部の回転方向に対する応答性の向上、 さ らに前 記各モータブラシの高い精度での取り付けを容易に実現できる効果を奏 する。 図面の簡単な説明  With this configuration, a substantially ring-shaped brush holding plate can be manufactured in a substantially linearly expanded form, and a substantially arc-shaped brush holding plate from the beginning 最初 a substantially ring-shaped brush holding plate. As compared with the case of manufacturing the same, it is possible to manufacture a large number of fixed-size materials with less waste, thereby reducing the cost of parts. A commutator piece and the commutator piece are applied to the commutator piece from the periphery of the commutator piece and the slip ring portion by a brush holding plate that is deformed from a substantially linear shape to a substantially ring shape by bending a predetermined portion. In addition, it is possible to realize a configuration in which the brush is brought into contact with the slip ring portion, thereby improving the responsiveness of the rectifier piece and the slip ring portion in the rotational direction, and mounting the motor brushes with high accuracy. Effects that can be easily realized Play. BRIEF DESCRIPTION OF THE FIGURES
第 1図は、 特開平 1 0— 2 2 0 6 2 0号公報に開示された従来の E G Rバルブ装置の縦断面図である。  FIG. 1 is a longitudinal sectional view of a conventional EGR valve device disclosed in Japanese Patent Application Laid-Open No. H10-220620.
第 2図は、 この発明の実施の形態 1 による直流モ一夕の通電装置のモ —夕ブラシおよびブラシ保持プレー トの構成を示す構造図である。  FIG. 2 is a structural diagram showing a configuration of a motor brush and a brush holding plate of the DC motor power supply device according to Embodiment 1 of the present invention.
第 3図は、 モー夕ブラシが組み付けられた直流モ一夕のモ一夕回転部 の構成を示す断面図である。 第 4図は、 この発明の実施の形態 2 による直流モー夕の通電装置のモ 一夕ブラシおよびブラシ保持プレー トの構成を示す構造図である。 FIG. 3 is a cross-sectional view showing a configuration of a motor rotating unit of a DC motor with a motor brush attached. FIG. 4 is a structural diagram showing a configuration of a motor brush and a brush holding plate of a DC motor power supply device according to Embodiment 2 of the present invention.
第 5図は、 この発明の実施の形態 3 による直流モ一夕の通電装置のモ 一夕ブラシおよびブラシ保持プレー トの構成を示す平面図である。  FIG. 5 is a plan view showing a configuration of a motor brush and a brush holding plate of a DC motor power supply device according to Embodiment 3 of the present invention.
第 6図は、 この発明の実施の形態 4 による直流モータの通電装置のモ 一夕ブラシおよびブラシ保持プレー 卜の構成を示す平面図である。  FIG. 6 is a plan view showing a configuration of a motor brush and a brush holding plate of an energizing device for a DC motor according to Embodiment 4 of the present invention.
第 7図は、 ブラシ保持プレー トが取り付けられるブラシ保持プレー ト 固定部材の構成を示す構造図である。  FIG. 7 is a structural diagram showing a configuration of a brush holding plate fixing member to which the brush holding plate is attached.
第 8図は、 この発明の実施の形態 1、 実施の形態 3、 実施の形態 4 に よる直流モー夕の通電装置のモー夕ブラシが取り付けられたブラシ保持 プレー ト固定部材の構成を示す構造図である。  FIG. 8 is a structural diagram showing a configuration of a brush holding plate fixing member to which a motor brush of a DC motor power supply device according to Embodiments 1, 3, and 4 of the present invention is attached. It is.
第 9図は、 この発明の実施の形態 2 による直流モー夕の通電装置のモ 一夕ブラシが取り付けられたブラシ保持プレー ト固定部材の構成を示す 構造図である。  FIG. 9 is a structural diagram showing a configuration of a brush holding plate fixing member to which a motor brush of the direct current motor power supply device according to Embodiment 2 of the present invention is attached.
第 1 0図は、 この発明の実施の形態 1、 実施の形態 3、 実施の形態 4 による直流モータの通電装置の分割前のモー夕ブラシが取り付けられた ブラシ保持プレー ト固定部材の構成を拡大して示した平面図である。 発明を実施するための最良の形態  FIG. 10 is an enlarged view of a structure of a brush holding plate fixing member to which a motor brush before splitting of a current supply device for a DC motor according to Embodiments 1, 3, and 4 of the present invention is attached. It is the top view shown. BEST MODE FOR CARRYING OUT THE INVENTION
以下、 この発明をよ り詳細に説明するために、 この発明を実施するた めの最良の形態について添付の図面に従って説明する。  Hereinafter, in order to explain this invention in greater detail, the preferred embodiments of the present invention will be described with reference to the accompanying drawings.
実施の形態 1 . Embodiment 1
第 2図は、 この発明の実施の形態 1 による直流モー夕の通電装置にお けるモー夕ブラシの構成を示す構造図であ り、 同図 （ a ) はモ一夕ブラ シの平面図、 同図 （ b ) は同図 （ a ) の A— A， 断面図である。 また、 第 3図は、 第 2図に示すモー夕ブラシが取り付けられた直流モータのモ 丄 i 一夕回転部の構成を示す断面図である。 なお、 このモ一夕回転部は E G Rバルブ装置と しての構造を有している。 第 2図において、 5 1 は切欠 部 5 3 を有し略リ ング形状に形成されたブラシ保持プレー ト、 5 2はブ ラシ保持プレー ト 5 1の所定の位置に例えばカシメあるいは溶接などに よ り取り付けられたモー夕ブラシ押付用板パネ部材である。 このモ一夕 ブラシ押付用板パネ部材 5 2は、 第 3図に示すモ一夕回転部の口一夕 3 7、 円盤形状の給電部 4 6の回転方向に対し一定の角度を有するよう に ブラシ保持プレー ト 5 1の所定の位置に取り付けられている。 FIG. 2 is a structural view showing a configuration of a motor brush in the DC motor energizing apparatus according to Embodiment 1 of the present invention. FIG. 2 (a) is a plan view of the motor brush. FIG. 7B is a cross-sectional view taken along line AA of FIG. Fig. 3 shows the motor of the DC motor to which the motor brush shown in Fig. 2 is attached. FIG. 6 is a cross-sectional view illustrating a configuration of a rotating part. The motor rotating part has the structure of an EGR valve device. In FIG. 2, reference numeral 51 denotes a brush holding plate having a cutout 53 and formed in a substantially ring shape, and 52 denotes a brush holding plate 51 at a predetermined position by, for example, caulking or welding. This is a panel member for pressing a brush for mounting a brush. The panel member 52 for pressing the brush is pressed so as to have a certain angle with respect to the rotation direction of the mouth 37 of the rotating portion of the motor and the rotating direction of the disk-shaped feeding portion 46 shown in FIG. It is attached to the brush holding plate 51 at a predetermined position.
5 4はモータブラシ押付用板パネ部材 5 2の先端に固着されたモ一夕 ブラシである。 このモー夕ブラシ 5 4は、 後述する円盤形状の給電部 4 6の一方の面に構成された整流子片 1 0 0 またはス リ ップリ ング部 1 0 1 と接触する。  Reference numeral 54 denotes a motor brush fixed to the tip of the motor brush pressing plate panel member 52. The motor brush 54 comes into contact with a commutator piece 100 or a slipping portion 101 formed on one surface of a disk-shaped power feeding portion 46 described later.
5 1 aはブラシ保持プレー ト 5 1 に形成された肉薄の分離部 （加工部 ) であり、 モー夕ブラシ 5 4がモー夕ブラシ押付用板パネ部材 5 2 によ り取り付けられたブラシ保持プレー ト 5 1 を第 7図に示すブラシ保持プ レー ト固定部材 8 1の所定位置へ固定した後、 この分離部 5 l aを切断 することで前記ブラシ保持プレー ト 5 1 をモータブラシ押付用板パネ部 材 5 2、 すなわちモータブラシ 5 4 ごとに電気的、 機械的に分離可能に する。  Reference numeral 51a denotes a thin separating portion (processed portion) formed on the brush holding plate 51, and the motor brush 54 is attached to the brush holding plate by the motor brush pressing plate panel member 52. After fixing the brush 51 to the predetermined position of the brush holding plate fixing member 81 shown in FIG. 7, by cutting the separating portion 5 la, the brush holding plate 51 is moved to the motor brush pressing plate panel. Electrically and mechanically separable for each member 52, that is, for each motor brush 54.
これらの図において、 3 3はバルブの開度を検出するための図示して いないポジショ ンセンサや電源供給端子などを備えたセンサ部、 3 4は 前記バルブを開閉するための トルク発生源となる直流モータが内部に構 成されているバルブ駆動部の外套部材、 3 5 はステ一夕コアである。 3 6はステ一夕を構成するコイルであ り、 前記ステ一夕コア 3 5の周方向 にほぼ等間隔に配置されている。 3 8はロー夕であ り、 内面部にネジ部 3 8が形成された中空部を有し、 外周部にはマグネ ッ ト 4 1 が取り付け られている。 このマグネッ ト 4 1 の外周面と前記ステ一夕コア 3 5の内 周面との間には所定のギャ ップが形成されている。 In these figures, reference numeral 33 denotes a sensor unit having a position sensor and a power supply terminal (not shown) for detecting the opening degree of the valve, and reference numeral 34 denotes a direct current serving as a torque generating source for opening and closing the valve. An outer cover member 35 of the valve drive unit in which the motor is formed is a stay core. Reference numeral 36 denotes a coil constituting the stay core, which is disposed at substantially equal intervals in the circumferential direction of the stay core 35. Numeral 38 denotes a hollow, having a hollow part with a screw part 38 formed on the inner surface, and a magnet 41 attached to the outer peripheral part. Have been. A predetermined gap is formed between the outer peripheral surface of the magnet 41 and the inner peripheral surface of the stay core 35.
なお、 これらロー夕 3 7のマグネッ ト 4 1、 ステ一夕コア 3 5、 コィ ル 3 6 によ りモー夕回転部を構成している。  The rotor 41 is composed of the magnet 41, the steel core 35, and the coil 36 of the roller 37.
3 9はマグネッ ト 4 1 が取り付けられたロー夕 3 7の延長部 3 7 bの 外周面へ内輪内周部が固着され、 外輪外周面が遮蔽部材 4 9へ嵌着し、 ロータ 3 7 をバルブ駆動部の外套部材 3 4側へ支持している軸受け、 4 0は同様にマグネ ッ ト 4 1 の前記センサ部 3 3 とは逆方向の端付近で口 一夕 3 7 をバルブ駆動部の外套部材 3 4側へ支持している軸受けである  Numeral 39 denotes the inner peripheral portion of the inner ring fixed to the outer peripheral surface of the extension 37 b of the rotor 37 to which the magnet 41 is attached, the outer peripheral surface of the outer ring is fitted to the shielding member 49, and the rotor 37 is attached. A bearing supporting the outer cover member 34 side of the valve drive unit, 40 is similarly connected with the mouth 37 near the end of the magnet 41 near the opposite direction to the sensor unit 33. It is a bearing that is supported on the mantle member 34 side.
4 2はバルブ駆動軸であ り、 その外周部にはネジ部が形成され、 口一 夕 3 7 に形成された前記中空部の内面部に形成されたネジ部 3 8 と螺合 しており、 前記ロー夕 3 7の回動に伴って軸方向に移動可能に構成され ている。 4 3は図示していないバルブをその先端で支持しているバルブ シャ フ ト と突端面で当接している、 バルブ駆動軸 4 2の端部に構成され たバルブシャフ ト当接部材である。 4 4はバルブシャフ ト当接部材 4 3 の端部に固定されたスプリ ング係合板、 4 5はその一端が前記ス プリ ン グ係合 4 4に固定され、 他端がバルブ駆動部の外套部材 3 4のフ ラ ンジ 部 4 8側に固定されたスプリ ングである。 Reference numeral 42 denotes a valve drive shaft, which has a screw portion formed on the outer periphery thereof, and is screwed with a screw portion 38 formed on the inner surface of the hollow portion formed at the opening 37. It is configured to be movable in the axial direction with the rotation of the rotor 37. Reference numeral 43 denotes a valve shaft contact member formed at the end of the valve drive shaft 42, which is in contact with the valve shaft supporting the valve (not shown) at the tip at the protruding end surface. Reference numeral 44 denotes a spring engagement plate fixed to an end of the valve shaft abutting member 43. Reference numeral 45 denotes one end of which is fixed to the spring engagement 44, and the other end is a jacket member of the valve drive unit. A spring fixed to the flange portion 34 of 34.
4 9は外套部材 3 4にその周囲が覆われているモー夕回転部側の開口 面を塞ぐ とともに、 前記軸受け 3 9の外輪外周面と嵌着するこ とで、 軸 受け 3 9の軸方向でのロー夕 3 7の位置ずれを防止する構造で、 前記軸 受け 3 9 を介してロータ 3 7 を回動自在に前記バルブ駆動部の内部の所 定位置へ位置決めしている遮蔽部材である。 なお、 この遮蔽部材 4 9 は 、 モー夕ブラシ 5 4、 整流子片 1 0 0、 ス リ ップリ ング部 1 0 1 などの 通電装置と軸受け 3 9 との間に配設されている。 4 6は円盤形状の給電部であ り、 リ ング形状の導体が周方向に所定数 に分割され、 それそれ電気的に分離された整流子片 1 0 0 と、 前記ス リ ップリ ング部 1 0 1 に対し同心円状に径方向に必要に応じた所定数のリ ング形状に分割され、 それそれ電気的に分離されたス リ ップリ ング部 1 0 1 がその一方の面に構成されている。 また、 各整流子片 1 0 0 と各ス リ ップリ ング部 1 0 1 との間は所定の内部結線構造によ り接続されてい る。 4 7は給電部 4 6 ， モータブラシ 5 4等からなる通電装置である。 次に動作について説明する。 Reference numeral 49 denotes an axial direction of the bearing 39 by closing the opening surface on the motor rotating part side where the outer periphery is covered by the outer cover member 34 and fitting the outer peripheral surface of the outer periphery of the bearing 39. A shielding member for rotatably positioning the rotor 37 at a predetermined position inside the valve drive unit via the bearing 39. . The shielding member 49 is provided between the bearing 39 and an energizing device such as the motor brush 54, the commutator piece 100, and the slipping portion 101. Reference numeral 46 denotes a disk-shaped power supply section, in which a ring-shaped conductor is divided into a predetermined number in the circumferential direction, and each of the commutator pieces 100 is electrically separated from the ring-shaped conductor. 0 1 is divided concentrically in the radial direction into a predetermined number of ring shapes as required, and the electrically separated slip ring portion 101 is formed on one surface thereof . Also, each commutator piece 100 and each slipping portion 101 are connected by a predetermined internal connection structure. Reference numeral 47 denotes an energizing device including a power supply unit 46, a motor brush 54, and the like. Next, the operation will be described.
ブラシ保持プレー ト 5 1 は例えばプレス加工によ り形成される。 この 状態では、 ブラシ保持プレー ト 5 1 にはブラシ保持プレー ト固定部材 8 1 へ取り付けるための透孔、 前記分離部 5 1 a、 モ一夕ブラシ押付用板 パネ部材 5 2 を取り付けるための透孔、 凹凸などが所定位置に形成され ている。 また、 ブラシ保持プレー ト 5 1 には、 先端部の一方の面にモー 夕ブラシ 5 4が固着されたモ一夕ブラシ押付用板パネ部材 5 2が、 カシ メまたは溶接などによ りそれそれの位置に取り付けられる。 この場合、 第 3図に示す円盤形状の給電部 4 6の整流子片 1 0 0ゃス リ ツプリ ング 部 1 0 1の側にモー夕ブラシ 5 4が配置されるよう に、 モー夕ブラシ押 付用板パネ部材 5 2 をブラシ保持プレー ト 5 1へ取り付け、 第 2図に示 すようなモー夕ブラシ 5 4が複数取付けられたブラシ保持プレー ト 5 1 を構成する。  The brush holding plate 51 is formed by, for example, press working. In this state, the brush holding plate 51 has a through hole for attaching to the brush holding plate fixing member 81, a separating portion 51a, and a through hole for attaching the mousing brush pressing plate panel member 52. Holes, irregularities, etc. are formed at predetermined positions. On the brush holding plate 51, a mousing brush pressing plate panel member 52 having a mousing brush 54 fixed to one surface of the end portion is formed by caulking or welding. Attached to the position. In this case, a motor brush 54 is arranged so that the motor brush 54 is arranged on the side of the commutator piece 100 1 of the disk-shaped power supply portion 46 shown in FIG. The attachment panel member 52 is attached to the brush holding plate 51, and a brush holding plate 51 on which a plurality of motor brushes 54 are mounted as shown in FIG. 2 is constructed.
また、 このときモ一夕ブラシ押付用板パネ部材 5 2は、 第 3図に示す ように直流モー夕の口一夕 3 7、 すなわち円盤形状の給電部 4 6の回転 方向に対し一定の角度を有するよう に取り付ける。 特に、 E G Rバルブ 装置に適用する場合には、 バルブを閉弁する際にロータが回転する方向 に対し一定の角度を有するよう にモータブラシ押付用板パネ部材 5 2 を 取り付ける。 この結果、 前記円盤形状の給電部 4 6 の整流子片 1 0 0や lb ス リ ップリ ング部 1 0 1 とモータブラシ 5 4間の通電時におけるバルブ を閉弁するときの回転方向に対する応答性が向上する。 In addition, at this time, the panel member 52 for pressing the brush is fixed at a certain angle with respect to the rotation direction of the DC motor opening 37, that is, the disk-shaped power supply portion 46, as shown in FIG. Attach so that it has. In particular, when applied to an EGR valve device, the motor brush pressing plate panel member 52 is attached so as to have a certain angle with respect to the direction in which the rotor rotates when the valve is closed. As a result, the commutator pieces 100 of the disc-shaped power supply portion 46 and lb Responsiveness to the rotating direction when closing the valve when energizing between the slip ring portion 101 and the motor brush 54 is improved.
このブラシ保持プレー ト 5 1 を第 7図に示すブラシ保持プレー ト固定 部材 8 1の所定位置へ固定し、 この状態で前記分離部 5 l aを切断し、 第 8図に示すようにブラシ保持プレー ト 5 1 をモー夕ブラシ 5 4 ごとに 電気的、 機械的に分離する。  The brush holding plate 51 is fixed to a predetermined position of the brush holding plate fixing member 81 shown in FIG. 7, and in this state, the separating portion 5 la is cut, and as shown in FIG. G 51 is electrically and mechanically separated for each brush 54.
このように、 各モ一夕ブラシ 5 4が電気的、 機械的に分離された状態 で取り付けられたブラシ保持プレー ト固定部材 8 1 は、 そのモー夕ブラ シ 5 4が前記円盤形状の給電部 4 6の整流子片 1 0 0ゃス リ ップリ ング 部 1 0 1 と接触するようにモ一夕回転部へ装着される。  As described above, the brush holding plate fixing member 81 to which the motor brushes 54 are electrically and mechanically separated from each other is formed by the motor brushes 54 which are formed in the disk-shaped power supply portion. 4 6 Commutator piece 1 00 ゃ Mounted on the rotating part of the motor so that it contacts the slipping part 101.
なお、 前記ブラシ保持プレー ト 5 1 と前記モー夕ブラシ押付用板パネ 部材 5 2 とを異なる材質、 厚さ、 形状などによ り構成するこ とも可能で あ り、 前記円盤形状の給電部 4 6の整流子片 1 0 0やス リ ップリ ング部 1 0 1 とモータブラシ 5 4 とが接触する際の振動の抑制、 前記各モータ ブラシ 5 4を前記円盤形状の給電部 4 6の整流子片 1 0 0ゃス リ ップリ ング部 1 0 1へ押し付ける際の力のバランスなどを前記モー夕ブラシ押 付用板パネ部材 5 2の厚さ、 形状などによ り調整でき、 また、 各モ一夕 ブラシ 5 4は、 モー夕ブラシ押付用パネ部材 5 2 によ り ブラシ保持ブレ — ト 5 1 と一体になつた 1つの部品として扱う こ とが出来るため、 通電 装置における部品点数が少なく な り、 またブラシ保持プレー ト 5 1 の分 離部 5 l aにおいて前記各モー夕ブラシ 5 4を分離することで、 多数の モー夕ブラシ 5 4の精度のよい配置、 固定を容易に行う こ とが可能にな る。  In addition, the brush holding plate 51 and the motor brush pressing plate panel member 52 can be made of different materials, thicknesses, shapes, and the like. 6 commutator pieces 100 and the slipping portion 101 suppress the vibration when the motor brush 54 comes into contact with the motor brush 54. Piece 100 ゃ The balance of the force when pressing against the slip ring section 101 can be adjusted by the thickness, shape, etc., of the panel brush member 52 for pressing the brush. The overnight brush 54 can be handled as a single unit integrated with the brush holding plate 51 by the motor brush pressing panel member 52, so that the number of parts in the power supply device is reduced. At the separation part 5 la of the brush holding plate 51. By separating the motor brushes 54, it is possible to easily arrange and fix a large number of motor brushes 54 with high accuracy.
以上のように、 この実施の形態 1 によれば、 モー夕ブラシ 5 4が固着 された一連の各モータブラシ押付用板パネ部材 5 2 をブラシ保持プレー 卜 5 1 に取り付けた後、 そのブラシ保持プレー ト 5 1 をブラシ保持プレ ― ト固定部材 8 1へ固定し、 この状態でブラシ保持プレー ト 5 1 を前記 分離部 5 1 aで切断し、 モー夕ブラシ押付用板パネ部材 5 2 をそれそれ 必要に応じて分離し、 円盤形状の給電部 4 6の整流子片 1 0 0ゃス リ ツ プリ ング部 1 0 1 に対しモ一夕ブラシ 5 4が適切な位置に配置されるよ うに取り付けるため、 各モータブラシ 5 4の配置、 取り付けを容易に精 度よ く行える効果がある。 As described above, according to the first embodiment, after a series of motor brush pressing plate panel members 52 to which the motor brushes 54 are fixed are attached to the brush holding plate 51, the brush holding plates 51 are held. Plate 5 1 -In this state, the brush holding plate 51 is cut at the separating portion 51a, and the motor brush pressing plate panel member 52 is separated as necessary, The motor brushes 5 4 are mounted on the commutator pieces 100 0 of the disk-shaped power supply section 4 6 so that the motor brushes 5 4 are arranged at appropriate positions on the slit spring section 101. This has the effect that the arrangement and mounting of the components can be easily and accurately performed.
また、 モー夕ブラシ押付用板パネ部材 5 2は、 円盤形状の給電部 4 6 の回転方向に対し一定の角度を有するようにブラシ保持プレー 卜 5 1 に取り付けられているため、 前記円盤形状の給電部 4 6の回転方向に対 する通電時におけるモー夕の応答性が向上する効果がある。 実施の形態 2 - 第 4図は、 この実施の形態 2 による直流モー夕の通電装置におけるモ 一夕ブラシの構成を示す構造図であ り、 同図 （ a ) はモ一夕ブラシの平 面図、 同図 （ b ) は同図 （ a ) の B— B， 断面図である。 これらの図に おいて 6 1 は、 前記実施の形態 1 におけるモー夕ブラシ押付用板パネ部 材 5 2 とブラシ保持プレー ト 5 1 とが一体のものとして、 例えばプレス 加工によ り同時に形成されてなるモー夕ブラシ取付部材である。 このモ 一夕ブラシ取付部材 6 1 にはモ一夕ブラシ押付用板パネ部 6 2 と肉薄の 分離部 6 3が形成されている。 この分離部 6 3は、 モー夕ブラシ取付部 材 6 1 を第 7図に示すブラシ保持プレー ト固定部材 8 1の所定位置へ固 定した後に切断するこ とで、 前記モー夕ブラシ取付部材 6 1 をモ一タブ ラシ押付用板パネ部 6 2、 すなわちモー夕ブラシ 5 4 ごとに電気的、 機 械的に分離可能にする。  Further, since the motor brush pressing plate panel member 52 is attached to the brush holding plate 51 so as to have a certain angle with respect to the rotation direction of the disk-shaped power supply portion 46, the disk-shaped This has the effect of improving the responsiveness of the motor when the power is supplied to the power supply unit 46 in the rotation direction. Embodiment 2-Fig. 4 is a structural diagram showing a configuration of a motor brush in a DC motor energizing apparatus according to embodiment 2; Fig. 4 (a) is a plan view of the motor brush. FIG. 2B is a cross-sectional view of FIG. 2A along line BB. In these figures, reference numeral 61 denotes a motor brush pressing plate panel member 52 and a brush holding plate 51 in the first embodiment, which are integrally formed, for example, by press working at the same time. A brush attachment member. The brush-mounting member 6 1 has a brush-panel portion 62 for pressing the brush and a thin separating portion 63. The separating portion 63 is fixed to the brush holding plate fixing member 81 shown in FIG. 1 is made electrically and mechanically separable for each of the panel press sections 6 2, that is, the motor brushes 54, for pressing the motor.
なお、 モー夕ブラシ押付用板パネ部 6 2は、 前記実施の形態 1 と同様 に第 3図に示すモー夕回転部のロー夕 3 7、 円盤形状の給電部 4 6の回 転方向に対し一定の角度を有するよう に形成されている。 特に、 E G R バルブ装置に適用する場合には、 モー夕ブラシ押付用板パネ部 6 2がバ ルブを閉弁する際にロー夕 3 7の回転する方向に対し一定の角度を有す るよう に構成する。 この結果、 前記円盤形状の給電部 4 6の整流子片 1 0 ◦ゃス リ ップリ ング部 1 0 1 とモー夕ブラシ 5 4間の通電時における バルブを閉弁する ときの回転方向に対する応答性が向上する。 As in the first embodiment, the motor brush pressing plate panel 62 is connected to the motor rotating part 37 and the disk-shaped power supply part 46 shown in FIG. It is formed so as to have a certain angle with respect to the turning direction. In particular, when applied to an EGR valve device, make sure that the motor brush pressing plate panel 62 has a certain angle with respect to the rotation direction of the rotor 37 when closing the valve. Constitute. As a result, the responsiveness to the rotation direction when closing the valve when energizing between the commutator piece 10 of the disk-shaped power supply portion 10 6 and the slipping portion 10 1 and the motor brush 5 4 Is improved.
次に動作について説明する。  Next, the operation will be described.
この実施の形態 2 においてもモ一夕ブラシ取付部材 6 1 は、 例えばプ レス加工によ り構成される。 この状態では、 モー夕ブラシ取付部材 6 1 にはブラシ保持プレー ト固定部材 8 1へ取り付けるための透孔ゃ前記分 離部 6 3などが所定位置に形成されている。  Also in the second embodiment, the brush mounting member 61 is formed by pressing, for example. In this state, a through hole for attaching to the brush holding plate fixing member 81, the separating portion 63, and the like are formed in the motor brush attaching member 61 at predetermined positions.
次に、 このモー夕ブラシ取付部材 6 1 のモ一夕ブラシ押付用板バネ部 6 2の先端部の一方の面にモー夕ブラシ 5 4 を固着する。 この場合、 第 3図に示す円盤形状の給電部 4 6の整流子片 1 0 0ゃス リ ップリ ング部 1 0 1 と対面する側にモー夕ブラシ 5 4が配置されるように、 モータブ ラシ 5 4 をモータブラシ押付用板パネ部 6 2へ取り付け、 第 4図に示す ようなモ一夕ブラシ 5 4が複数取付けられたモー夕ブラシ取付部材 6 1 を構成する。  Next, the motor brush 54 is fixed to one surface of the distal end of the motor brush pressing leaf spring portion 62 of the motor brush mounting member 6 1. In this case, the motor brush is arranged so that the motor brush 54 is arranged on the side of the disk-shaped power supply section 46 shown in FIG. 3 facing the commutator piece 100 ゃ and the slip ring section 101. 5 is attached to the motor brush pressing plate panel 62 to form a motor brush mounting member 61 to which a plurality of motor brushes 54 are mounted as shown in FIG.
このモータブラシ取付部材 6 1 を第 7図に示すブラシ保持プレー ト固 定部材 8 1の所定位置へ固定し、 この状態で前記分離部 6 3 を切断し、 第 9図に示すようにモ一夕ブラシ取付部材 6 1 をモ一夕ブラシ 5 4 ごと に電気的、 機械的に分離する。  This motor brush mounting member 61 is fixed to a predetermined position of the brush holding plate fixing member 81 shown in FIG. 7, and in this state, the separating portion 63 is cut off, as shown in FIG. Separate the evening brush mounting member 61 electrically and mechanically for each brush 54.
以上のように、 この実施の形態 2 によれば、 モ一夕ブラシ取付部材 6 1 を、 各モー夕ブラシ押付用板パネ部 6 2 と一体のものと して同時に形 成し、 この各モー夕ブラシ押付用板パネ部 6 2 にモー夕ブラシ 5 4を固 着した後、 ブラシ保持プレー ト固定部材 8 1 へ固定し、 この状態でモー 夕ブラシ押付用板パネ部 6 2 をそれそれ必要に応じて分離部 6 3で分離 し、 モー夕ブラシ 5 4 を適切な位置へ配置し取り付けるため、 モ一タブ ラシ押付用板パネ部 6 2 をモー夕ブラシ取付部材 6 1 と別体なものと し て構成する場合に比べ、 製造、 組立工程が簡略化され、 さ らに各モー夕 ブラシ 5 4の適切な位置への配置、 精度のよい取り付けが容易に実現で きる効果がある。 As described above, according to the second embodiment, the motor brush mounting member 61 is formed simultaneously with the motor brush pressing plate panel portion 62 at the same time. After fixing the mower brush 54 to the evening brush pressing plate panel 6 2, fix it to the brush holding plate fixing member 81, and in this state Evening brush pressing panel panel 6 2 is separated by separating section 6 3 as necessary, and motor brush pressing panel panel section 6 2 is used to arrange and attach motor brush 54 to an appropriate position. The manufacturing and assembling processes are simplified as compared with the case where the motor brush mounting member 61 is separate from the motor brush mounting member 61, and the positioning of the motor brushes 54 at appropriate positions and the accuracy are improved. There is an effect that good mounting can be easily realized.
また、 モータブラシ押付用板パネ部 6 2は、 円盤形状の給電部 4 6の 回転方向に対し一定の角度を有するようにモー夕ブラシ取付部材 6 1 に形成されているため、 前記円盤形状の給電部 4 6の回転方向に対する 通電時におけるモー夕の応答性が向上する効果がある。 実施の形態 3 .  Further, since the motor brush pressing plate panel portion 62 is formed on the motor brush mounting member 61 so as to have a fixed angle with respect to the rotation direction of the disk-shaped power supply portion 46, the disk-shaped This has the effect of improving the responsiveness of the motor during energization in the rotation direction of the power supply unit 46. Embodiment 3.
第 5図は、 この実施の形態 3 による直流モ一夕の通電装置における組 み込み前のモー夕プラシの構成を示す構造図である。 なお、 第 5図にお いて第 2図と同一または相当な部分については同一の符号を付し説明を 省略する。 図において、 7 1 aは第 1 ブラシ保持プレー ト （円弧状ブラ シ保持プレー ト） 、 7 1 bは第 2 ブラシ保持プレー ト （円弧状ブラシ保 持プレー ト） 、 Ί 2は第 1 ブラシ保持プレー ト 7 1 a と第 2 ブラシ保持 プレー ト 7 l bに形成された肉薄の分離部である。  FIG. 5 is a structural diagram showing a configuration of a motor plush before being incorporated in the DC motor current supply device according to the third embodiment. In FIG. 5, the same or corresponding parts as in FIG. 2 are denoted by the same reference numerals, and description thereof is omitted. In the figure, 71 a is the first brush holding plate (arc-shaped brush holding plate), 71 b is the second brush holding plate (arc-shaped brush holding plate), and Ί2 is the first brush holding plate. This is a thin separation part formed on the plate 71a and the second brush holding plate 7lb.
前記実施の形態 1 では、 ブラシ保持プレー トは切欠部 5 3 を有した略 リ ング形状に形成されていたが、 この実施の形態 3のブラシ保持プレー トはそれそれ別体の 2つの第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブ ラシ保持プレー ト 7 l bから構成される。  In the first embodiment, the brush holding plate is formed in a substantially ring shape having the notch 53. However, the brush holding plate according to the third embodiment has two separate first holding plates. Consists of a brush holding plate 71a and a second brush holding plate 7lb.
これら第 1 ブラシ保持プレー ト 7 1 a と第 2 ブラシ保持プレー ト 7 1 bは、 前記実施の形態 1 のモー夕ブラシ押付用板パネ部材 5 2 が取り付 けられた略リ ング形状のブラシ保持プレー 卜を 2つに分割したときの略 円弧形状を有してお り、 その両者を第 7図に示すブラシ保持プレー ト固 定部材 8 1 の各所定位置へリ ング状に配置し固定することで、 第 8図に 示すようなモー夕ブラシ 5 4の配置、 取り付けを実現するものである。 次に動作について説明する。 The first brush holding plate 71 a and the second brush holding plate 71 b are substantially ring-shaped brushes to which the motor brush pressing plate panel member 52 of the first embodiment is attached. The abbreviation when the holding plate is divided into two It has a circular arc shape, and by arranging and fixing both of them to respective predetermined positions of the brush holding plate fixing member 81 shown in FIG. 7, a motor as shown in FIG. Evening brush 54 can be arranged and mounted. Next, the operation will be described.
この実施の形態 3 においても、 第 1 ブラシ保持プレー ト 7 1 aおよび 第 2ブラシ保持プレー ト 7 1 bは、 例えばプレス加工によ り打ち抜いて 形成するこ とが可能である。 この場合、 前記実施の形態 1 の略リ ング形 状のブラシ保持プレー ト 5 1 と異な り、 略円弧形状の 2つの第 1 ブラシ 保持プレー ト 7 1 aおよび第 2 ブラシ保持プレー ト 7 1 bであるこ とか ら、 定尺の材料板からプレス加工で打ち抜いて製造する際に材料に無駄 が生じる割合を少な く して、 よ り多くの第 1 ブラシ保持プレー ト 7 1 a および第 2 ブラシ保持プレー ト 7 l bを製造することが出来るため、 部 品コス トを下げるこ とが可能になる。  Also in the third embodiment, the first brush holding plate 71a and the second brush holding plate 71b can be formed by punching, for example, by press working. In this case, unlike the substantially ring-shaped brush holding plate 51 of the first embodiment, the two first brush holding plates 71 a and the second brush holding plate 71 b having a substantially arc shape are different from each other. Therefore, the ratio of waste of material when manufacturing by stamping from a fixed-size material plate by press working is reduced, and more first brush holding plates 71a and second brush holding plates are used. The ability to produce 7 lb plates can reduce component costs.
これら第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブラシ保持プレー ト 7 1 bには、 先端部分の一方の面にモ一夕ブラシ 5 4が固着されたモ一 夕ブラシ押付用板パネ部材 5 2が、 カシメまたは溶接などによ り各所定 位置に取り付けられる。  The first brush holding plate 71a and the second brush holding plate 71b include a mousing brush pressing plate panel member 5 having a mousing brush 54 fixed to one surface of the end portion. 2 is attached to each predetermined position by caulking or welding.
また、 このときモー夕ブラシ押付用板パネ部材 5 2は、 第 1 ブラシ保 持プレー 卜 7 1 aおよび第 2 ブラシ保持プレー ト 7 1 bをブラシ保持プ レー ト固定部材 8 1 の各所定位置へリ ング状に配置したときに、 第 3図 に示すモー夕回転部のロー夕 3 7、 円盤形状の給電部 4 6の回転方向に 対し一定の角度を有するよう に第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブラシ保持プレー ト 7 1 bへ取り付ける。  At this time, the motor brush pressing plate panel member 52 is connected to the first brush holding plate 71a and the second brush holding plate 71b at predetermined positions of the brush holding plate fixing member 81. The first brush holding plate has a fixed angle with respect to the rotation direction of the rotating part 37 and the disk-shaped power supply part 46 of the motor rotating part shown in Fig. 3 when arranged in a ring shape. Attach to 7 1a and 2nd brush holding plate 7 1b.
特に、 E G Rバルブ装置に適用する場合には、 バルブを閉弁する際に ロー夕 3 7が回転する方向に対し一定の角度を有するよう にモー夕ブラ シ押付用板パネ部材 5 2 を取り付ける。 この結果、 前記円盤形状の給電 部 4 6の整流子片 1 ◦ 0やス リ ップリ ング部 1 0 1 とモー夕ブラシ 5 4 間の通電時におけるバルブを閉弁するときの回転方向に対する応答性が 向上する。 In particular, when applied to an EGR valve device, the motor and brush pressing plate panel member 52 is attached so as to have a certain angle with respect to the direction in which the rotor 37 rotates when the valve is closed. As a result, the disk-shaped power supply Responsiveness to the rotating direction when closing the valve when energizing between the commutator piece 1 • 0 of the part 46 and the slipping part 101 and the motor brush 54 is improved.
この第 1 ブラシ保持プレー ト 7 1 a、 第 2 ブラシ保持プレー ト 7 l b を第 7図に示すブラシ保持プレー ト固定部材 8 1 の所定位置へリ ング状 に配置して固定し、 この状態で前記分離部 7 2 を切断し、 第 8図に示す ように必要に応じてモー夕ブラシ 5 4 ごとに電気的、 機械的に分離する なお、 前記第 1 ブラシ保持プレー ト 7 1 a、 第 2 ブラシ保持プレー ト 7 1 b と前記モー夕ブラシ押付用板パネ部材 5 2 とを異なる材質、 厚さ 、 形状などによ り構成することも可能であ り、 前記円盤形状の給電部 4 6の整流子片 1 0 0やス リ ップリ ング部 1 0 1 とモー夕ブラシ 5 4 とが 接触する際の振動の抑制、 前記各モー夕ブラシ 5 4 を前記円盤形状の給 電部 4 6 の整流子片 1 0 0ゃス リ ップリ ング部 1 0 1へ押し付ける際の 力のバランスなどを前記モー夕ブラシ押付用板パネ部材 5 2の厚さ、 形 状などによ り調整でき、 また、 各モ一夕ブラシ 5 4はモー夕ブラシ押付 用板パネ部材 5 2 によ り第 1 ブラシ保持プレー ト 7 1 aまたは第 2 ブラ シ保持プレー ト 7 1 b と一体になった 1 つの部品と して扱う ことが出来 るため、 通電装置における部品点数が少な く な り、 また前記第 1 ブラシ 保持プレー ト 7 1 a、 第 2 ブラシ保持プレー ト Ί 1 bの分離部 7 2 にお いて前記各モータブラシ 5 4 を分離するこ とで、 多数のモー夕ブラシ 5 4の精度のよい配置、 固定を容易に行う こ とが可能になる。  The first brush holding plate 71a and the second brush holding plate 7lb are fixed to the predetermined positions of the brush holding plate fixing member 81 shown in FIG. The separating section 72 is cut off, and as shown in FIG. 8, the motor brushes 54 are electrically and mechanically separated as necessary, as shown in FIG. The brush holding plate 7 1 b and the motor brush pressing plate panel member 52 can be made of different materials, thicknesses, shapes, and the like. Suppression of vibration when the commutator piece 100 and the slipping portion 101 contact the motor brush 54, and commutation of the motor brush 54 with the disk-shaped power supply portion 46. Child piece 100 0 ゃ The balance of the force when pressing against the slip ring section 101 It can be adjusted according to the thickness, shape, etc. of the pressing panel panel member 52, and each brush 54 can be adjusted by the motor brush pressing panel panel 52 to the first brush holding plate. 7 1a or the second brush holding plate 71 1b can be handled as one integrated part, reducing the number of components in the current-carrying device, and the first brush holding plate By separating each of the motor brushes 54 at the separation portion 72 of the second brush holding plate b1b, a large number of motor brushes 54 can be accurately arranged and fixed. It can be done easily.
以上のように、 この実施の形態 3 によれば、 ブラシ保持プレー トを第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブラシ保持プレー ト Ί 1 bの 2 つに分けて製造し、 モー夕ブラシ 5 4が固着されたモ一夕ブラシ押付用 板パネ部材 5 2 をこれら第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブラ シ保持プレー ト 7 1 bに取り付け、 さ らにこれら第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブラシ保持プレー ト 7 1 bをブラシ保持プレー ト固 定部材 8 1ヘリ ング状に配置して固定し、 この状態でモータブラシ押付 用板パネ部材 5 2 をそれぞれ前記分離部 7 2で切断し、 各モー夕ブラシ 押付用板パネ部材 5 2の間を機械的、 電気的に分離してモ一夕ブラシ 5 4の配置、 取り付けを行うため、 円盤形状の給電部 4 6の整流子片 1 0 0やス リ ヅプリ ング部 1 0 1 に対する各モー夕ブラシ 5 4の適切な位置 への配置、 精度のよい取り付けを容易に実現でき、 さらに定尺の材料板 から無駄を少な く してよ り多 くの第 1 ブラシ保持プレー ト 7 1 a、 第 2 ブラシ保持プレー ト 7 1 bが製造できるなど部品コス トを削減できる効 果がある。 As described above, according to the third embodiment, the brush holding plate is manufactured by dividing the brush holding plate into two parts, the first brush holding plate 71 a and the second brush holding plate Ί 1 b. The panel member 52 for pressing the brush to which the brush 54 is fixed is attached to the first brush holding plate 71a and the second brush. The first brush holding plate 71a and the second brush holding plate 71b are attached to the brush holding plate 71b, and the brush holding plate fixing member 811 In this state, the motor brush pressing plate panel member 52 is cut at the separating section 72, and the motor brush pressing plate panel members 52 are mechanically and electrically separated from each other. To arrange and attach the overnight brushes 54, place each motor brush 54 in an appropriate position with respect to the commutator piece 100 and the slip-up portion 101 of the disk-shaped power supply unit 46. In addition, accurate and easy mounting can be realized, and more 1st brush holding plate 71a and 2nd brush holding plate 71b can be manufactured from a fixed length material plate with less waste. This has the effect of reducing the cost of parts.
また、 モータブラシ押付用板パネ部材 5 2は、 円盤形状の給電部 4 6 の回転方向に対し一定の角度を有するよう に第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブラシ保持プレー ト 7 1 bに取り付けられているため、 前記円盤形状の給電部 4 6の回転方向に対する通電時におけるモー夕の 応答性が向上する効果がある。  Also, the motor brush pressing plate panel member 52 has a first brush holding plate 71 a and a second brush holding plate 71 1 so as to have a certain angle with respect to the rotation direction of the disk-shaped power supply portion 46. Since it is attached to b, it has the effect of improving the responsiveness of the motor when energizing in the rotational direction of the disk-shaped power supply section 46.
なお、 この実施の形態 3 においても、 前記実施の形態 2で説明したよ う に、 第 1 ブラ シ保持プレー ト 7 1 a、 第 2 ブラ シ保持プレー ト 7 l b とモータブラシ押付用板パネ部材 5 2 とを一体なものと して同時に、 プ レス加工等によ り形成してもよ く、 前述した部品コス トを削減できる効 果と、 各モータブラシ押付用板パネ部材 5 2 をブラシ保持プレー トへ固 定する作業を省く こ とが出来、 部品点数の削減に効果がある。 実施の形態 4 .  Also in the third embodiment, as described in the second embodiment, the first brush holding plate 71a, the second brush holding plate 7lb, and the motor brush pressing plate panel member. 5 2 can be formed as a single unit at the same time by press working, etc., and the effect of reducing the cost of parts described above is achieved. The work of fixing to the holding plate can be omitted, which is effective in reducing the number of parts. Embodiment 4.
第 6図は、 この実施の形態 4の直流モ一夕の通電装置における組み込 み前のモー夕ブラシの構成を示す構造図である。 なお、 第 6 図において 第 2図と同一または相当な部分については同一の符号を付し説明を省略 する。 FIG. 6 is a structural diagram showing a configuration of a motor brush before being incorporated in the DC motor power supply device of the fourth embodiment. In Fig. 6, The same or corresponding parts as those in FIG. 2 are denoted by the same reference numerals, and description thereof is omitted.
図において、 9 1 はブラシ保持プレー トである。 このブラシ保持プレ ー ト 9 1は、 前記実施の形態 1 で説明した略リ ング形状のブラシ保持プ レー ト 5 1 を出来るだけ直線状に展開した形態で例えばプレス加工によ り材料板から打ち抜いて構成したものである。 9 2は肉薄の橋絡部 （加 ェ部） であ り、 この橋絡部 9 2 を折り曲げて前記直線状に展開したブラ シ保持プレー ト 9 1 を リ ング形状に変形させることが出来る。 また、 モ 一夕ブラシ押付用板パネ部材 5 2が取り付けられ、 前記リ ング形状に変 形されたブラ シ保持プレー ト 9 1 を、 ブラ シ保持プレー ト固定部材 8 1 へ固定した後に橋絡部 9 2 を切断するこ とで、 各モ一夕ブラシ 5 4 を機 械的、 電気的に分離することが可能である。  In the figure, reference numeral 91 denotes a brush holding plate. The brush holding plate 91 is formed by punching a substantially ring-shaped brush holding plate 51 described in the first embodiment from a material plate in a form in which the brush holding plate 51 is developed as linearly as possible. It is configured. Reference numeral 92 denotes a thin bridging portion (addition portion). The bridging portion 92 can be bent to deform the brush holding plate 91 developed linearly into a ring shape. In addition, a brush holding plate panel member 52 is attached to the brush holding plate 52, and the brush holding plate 91 transformed into the ring shape is fixed to the brush holding plate fixing member 81, and then the bridging is performed. By cutting the part 92, it is possible to mechanically and electrically separate the brushes 54 from each other.
次に動作について説明する。  Next, the operation will be described.
この実施の形態 4 においても、 ブラシ保持プレー ト 9 1 は例えばプレ ス加工によ り打ち抜いて形成するこ とが可能である。 この場合、 前記実 施の形態 1 のリ ング形状のブラシ保持プレー ト 5 1、 さ らに前記実施の 形態 3の円弧形状の 2つの第 1 ブラシ保持プレー ト 7 1 aおよび第 2 ブ ラシ保持プレー ト 7 1 b と異な り、 ブラシ保持プレー ト 9 1 はリ ング形 状または円弧形状を直線状に展開した形態でプレス加工によ り打ち抜か れ製造されているため、 定尺の材料板からプレス加工で製造する際に材 料に無駄が生じる割合がよ り少な く な り、 よ り多く のブラシ保持プレー ト 9 1 を定尺の材料板から製造するこ とが出来、 部品コス トを下げるこ とが可能になる。  Also in the fourth embodiment, the brush holding plate 91 can be formed by punching out, for example, by press working. In this case, the ring-shaped brush holding plate 51 of the first embodiment, the two arc-shaped first brush holding plates 71 a and the second brush holding of the third embodiment are used. Unlike the plate 71b, the brush holding plate 91 is manufactured by punching out a ring-shaped or arc-shaped shape in a straight line by pressing, and is therefore manufactured from a fixed-size material plate. There is less waste in the material when manufacturing by pressing, and more brush holding plates 91 can be manufactured from a fixed length material plate, and the cost of parts can be reduced. It is possible to lower it.
このブラシ保持プレ一 ト 9 1 には、 先端部分の一方の面にモータブラ シ 5 4が固着されたモー夕ブラシ押付用板パネ部材 5 2力 カシメ また は溶接などによ り各所定位置に取り付けられる。 また、 このときモー夕ブラシ押付用板パネ部材 5 2は、 第 3図に示す モータ回転部のロー夕 3 7、 円盤形状の給電部 4 6 の回転方向に対し一 定の角度を有するようにブラシ保持プレー ト 9 1へ取り付ける。 特に、 E G Rバルブ装置に適用する場合には、 バルブを閉弁する際に口一夕 3 7が回転する方向に対し一定の角度を有するようにモー夕ブラシ押付用 板パネ部材 5 2 を取り付ける。 この結果、 前記円盤形状の給電部 4 6の 整流子片 1 0 0ゃス リ ップリ ング部 1 0 1 とモ一夕ブラシ 5 4間の通電 時におけるバルブを閉弁する ときの回転方向に対する応答性が向上する 次に、 このように してモー夕ブラシ押付用板パネ部材 5 2が取り付け られたブラシ保持プレー ト 9 1 を、 橋絡部 9 2で折り曲げて第 2図に示 すように リ ング形状に変形させる。 このり ング形状に変形させたブラシ 保持プレー ト 9 1 を、 第 7図に示すブラシ保持プレー ト固定部材 8 1 の 所定位置へ第 1 0図に示すよう に固定し、 この状態で前記橋絡部 9 2 を 切断し、 必要に応じてモー夕ブラシ 5 4 ごとに電気的、 機械的に分離す る。 The brush holding plate 91 has a motor brush 54 fixed to one end of a motor brush 54.A panel member for pressing a brush 52.2 Attached to each predetermined position by caulking or welding. Can be Also, at this time, the panel member 52 for pressing the motor brush should have a certain angle with respect to the rotation direction of the rotor 37 of the motor rotating part and the disk-shaped power supply part 46 shown in FIG. Attach it to the brush holding plate 9 1. In particular, when the present invention is applied to an EGR valve device, the motor brush pressing plate panel member 52 is attached so as to have a certain angle with respect to the direction in which the mouth 37 rotates when the valve is closed. As a result, the response to the rotating direction when closing the valve when the current is applied between the commutator piece 100 of the disk-shaped power supply portion 106 and the slipping portion 101 and the motor brush 54 is described. Next, the brush holding plate 91 on which the panel member 52 for pressing the brush is attached is bent at the bridging portion 92 as shown in FIG. Deform into a ring shape. The brush holding plate 91 deformed into this ring shape is fixed to a predetermined position of the brush holding plate fixing member 81 shown in FIG. 7 as shown in FIG. 10, and in this state, the bridging is performed. Cut the part 92 and separate it electrically and mechanically for each brush 54 if necessary.
なお、 前記ブラシ保持プレー 卜 9 1 と前記モー夕ブラシ押付用板パネ 部材 5 2 とを異なる材質、 厚さ、 形状などによ り構成するこ とも可能で あり、 前記円盤形状の給電部 4 6の整流子片 1 0 0やス リ ップリ ング部 1 0 1 とモー夕ブラシ 5 4 とが接触する際の振動の抑制、 前記各モ一夕 ブラシ 5 4を前記円盤形状の給電部 4 6の整流子片 1 0 0やス リ ップリ ング部 1 0 1へ押し付ける際の力のバランスなどを前記モー夕ブラシ押 付用板パネ部材 5 2の厚さ、 形状などによ り調整でき、 通電装置におけ る部品点数が少なく な り、 また前記ブラシ保持プレー ト 9 1 の橋絡部 9 2 において前記各モー夕ブラシ 5 4 を分離するこ とで、 多数のモータブ ラシ 5 4の精度のよい配置、 固定を容易に行う こ とが可能になる。 以上のよう に、 この実施の形態 4 によれば、 第 2図に示すような略リ ング形状のブラシ保持プレー トを略直線形状に展開して引き伸ばした形 態のブラシ保持プレー ト 9 1 と して製造し、 モー夕ブラシ 5 4がその先 端部の一方の面に固着されたモ一夕ブラシ押付用板パネ部材 5 2 をこの ブラシ保持プレー ト 9 1 に取り付け、 さらにこのブラシ保持プレー ト 9 1 を橋絡部 9 2 によ り折り曲げて略リ ング形状にし、 この状態のブラシ 保持プレー ト 9 1 をブラシ保持プレー ト固定部材 8 1へ固定し、 前記橋 絡部 9 2 を切断し、 各モー夕ブラシ押付用板パネ部材 5 2の間を機械的 、 電気的に分離してモー夕ブラシ 5 4の配置、 取り付けを行うため、 各 モー夕ブラシ 5 4はモータブラシ押付用板パネ部材 5 2 によ り ブラシ保 持プレー ト 9 1 と一体になつた 1 つの部品と して扱う こ とができ、 通電 装置における部品点数が少なく な り、 また、 各モー夕ブラシ 5 4の適切 な位置への配置、 精度のよい取り付けを容易に実現でき、 さ らに定尺の 材料板から無駄をよ り少なく してよ り多く のブラシ保持プレー ト 9 1 が 製造できるなど部品コス トを削減できる効果がある。 The brush holding plate 91 and the motor brush pressing plate panel member 52 may be made of different materials, thicknesses, shapes, and the like. Of the commutator piece 100 and the slipping portion 101 and the motor brush 54 in contact with each other. The balance of the force when pressing against the commutator piece 100 and the slip ring 101 can be adjusted by the thickness and shape of the motor brush pressing plate panel member 52, etc. In addition, the number of parts in the brush is reduced, and the motor brushes 54 are separated at the bridging portion 92 of the brush holding plate 91, so that a large number of motor brushes 54 can be accurately arranged. The fixing can be easily performed. As described above, according to the fourth embodiment, the brush holding plate 91 having a substantially ring-shaped shape as shown in FIG. The mousing brush 54 is attached to the brush holding plate 91, and the mousing brush pressing plate panel member 52, to which the mousing brush 54 is fixed at one end, is attached to the brush holding plate 91. The brush 9 is bent by the bridge 9 2 into a substantially ring shape, and the brush holding plate 9 1 in this state is fixed to the brush holding plate fixing member 8 1, and the bridge 9 2 is cut. In order to place and attach the brushes 54 mechanically and electrically between the panel members 52 of the motor brushes, the motor brushes 54 are plates for pressing the motor brushes. Panel holding member 52 integrates with brush holding plate 91 It can be handled as a single component, and the number of components in the power supply device is reduced.In addition, the motor brushes 54 can be easily arranged at appropriate positions and mounted with high accuracy. In addition, there is an effect that the cost of parts can be reduced, for example, it is possible to manufacture more brush holding plates 91 by reducing waste from a fixed-size material plate.
また、 この実施の形態 4でも、 モータブラシ押付用板パネ部材 5 2 は 、 円盤形状の給電部 4 6の回転方向に対し一定の角度を有するよう にブ ラシ保持プレー ト 9 1 に取り付けられているため、 前記円盤形状の給電 部 4 6の回転方向に対する通電時におけるモー夕の応答性が向上する効 果がある。  Also in the fourth embodiment, the motor brush pressing plate panel member 52 is attached to the brush holding plate 91 so as to have a certain angle with respect to the rotation direction of the disk-shaped power supply portion 46. Therefore, there is an effect that the responsiveness of the motor when the power is supplied to the rotation direction of the disk-shaped power supply section 46 is improved.
なお、 この実施の形態 4においても、 前記実施の形態 2で説明したよ うにブラシ保持プレー ト 9 1 とモー夕ブラシ押付用板パネ部材 5 2 とを 一体なものと して同時にプレス加工等によ り形成してもよ く、 この場合 、 モー夕ブラシ押付用板パネ部材 5 2 をブラシ保持プレー ト 9 1へ固定 する作業を省く こ とが出来、 部品点数の削減に効果がある。 産業上の利用可能性 In the fourth embodiment as well, as described in the second embodiment, the brush holding plate 91 and the motor / brush pressing plate panel member 52 are integrated into one piece, and are simultaneously pressed. In this case, the work of fixing the panel member 52 for pressing the brush to the brush holding plate 91 can be omitted, which is effective in reducing the number of parts. Industrial applicability
以上のよう に、 この発明に係る直流モー夕の通電装置およびその組立 て方法は、 排気ガスの再循環系を構成するための車載用の E G Rバルブ 装置のバルブ駆動源となる直流モー夕に用いるのに適している。  INDUSTRIAL APPLICABILITY As described above, the DC motor energizing device and the method of assembling the same according to the present invention are used in a DC motor that is a valve driving source of an in-vehicle EGR valve device that constitutes an exhaust gas recirculation system. Suitable for

Claims

請 求 の 範 囲 The scope of the claims
1 . 電源から供給された直流電源を整流しコイルへ通電するためのモー 夕ブラシおよび給電部などを備えた直流モー夕の通電装置において、 前記給電部は、 整流子片およびス リ ップリ ング部を有した円盤形状の 給電部であ り、 1. In a DC motor / power supply device including a motor brush and a power supply unit for rectifying DC power supplied from a power supply and supplying power to a coil, the power supply unit includes a commutator piece and a slip ring unit. Disk-shaped power supply unit with
前記モータブラシは、 モータブラシのそれそれを分離可能にするため の加工部を有して形成されたブラシ保持プレー トの前記整流子片および ス リ ップリ ング部に対する所定の位置にそれそれ取り付けられてお り、 前記ブラシ保持プレー トの前記加工部の切断によ りそれそれ分離されて 前記整流子片およびス リ ップリ ング部に対し配置固定されているこ とを 特徴とする直流モータの通電装置。  The motor brush is mounted at a predetermined position with respect to the commutator piece and the slipping portion of a brush holding plate formed with a processing portion for enabling separation of each of the motor brushes. The brushless plate is separated from the machined portion of the brush holding plate and is fixed to the commutator piece and the slipping portion. apparatus.
2 . ブラシ保持プレー トは、 略リ ング形状に構成されているこ とを特徴 とする請求の範囲第 1項記載の直流モータの通電装置。 2. The current supply device for a DC motor according to claim 1, wherein the brush holding plate has a substantially ring shape.
3 . モータブラシは、 円盤形状の給電部の回転方向と一定の角度を有し て、 ブラシ保持プレー トの所定の位置に取り付けられたモー夕ブラシ押 付用板パネ部材にそれそれ配置固定されていることを特徴とする請求の 範囲第 2項記載の直流モー夕の通電装置。 3. The motor brushes are arranged and fixed at a certain angle to the rotation direction of the disk-shaped power supply unit, and on the motor brush pressing plate panel attached to the predetermined position of the brush holding plate. 3. The direct current motor energizing device according to claim 2, wherein:
4 . モータブラシは、 ブラシ保持プレー トの所定の位置に前記ブラシ保 持プレー ト とともに一体に形成されてなるモー夕ブラシ押付用板パネ部 に、 円盤形状の給電部の回転方向と一定の角度を有してそれそれ配置固 定されているこ とを特徴とする請求の範囲第 2項記載の直流モ一夕の通 電装置。 4. The motor brush is provided with a motor brush pressing plate panel formed integrally with the brush holding plate at a predetermined position on the brush holding plate, at a certain angle with the rotation direction of the disk-shaped power supply unit. 3. The power transmission device for a DC motor according to claim 2, wherein the power transmission device is provided and fixed.
5 . ブラシ保持プレー トは、 各複数の円弧状ブラシ保持プレー トによ り 略リ ング形状に配置され構成されているこ とを特徴とする請求の範囲第 1項記載の直流モータの通電装置。 5. The current supply device for a DC motor according to claim 1, wherein the brush holding plate is arranged in a substantially ring shape by a plurality of arc-shaped brush holding plates. .
6 . モ一夕ブラシは、 円盤形状の給電部の回転方向と一定の角度を有し てブラシ保持プレー トの所定の位置に取り付けられたモー夕ブラシ押付 用板パネ部材にそれそれ配置固定されているこ とを特徴とする請求の範 囲第 5項記載の直流モー夕の通電装置。 6. The motor brushes are arranged and fixed to the motor brush pressing plate panel member attached at a predetermined position on the brush holding plate at a certain angle to the rotation direction of the disk-shaped power supply unit. 6. The DC motor energizing device according to claim 5, wherein
7 . モー夕ブラシは、 円弧状ブラシ保持プレー ト と ともに一体に、 かつ 円盤形状の給電部の回転方向と一定の角度を有して形成されてなるモー 夕ブラシ押付甩板パネ部にそれぞれ配置固定されていることを特徴とす る請求の範囲第 5項記載の直流モー夕の通電装置。 7. The motor brushes are arranged together with the arc-shaped brush holding plate and at the motor brush pressing plate plate panel formed at a certain angle with the rotation direction of the disk-shaped power supply unit. 6. The DC motor current supply device according to claim 5, wherein the current supply device is fixed.
8 . ブラシ保持プレー トは、 略リ ング形状を加工部において略直線形状 に展開した形態から、 前記加工部の折り曲げによ り略リ ング形状に変形 されて構成されているこ とを特徴とする請求の範囲第 1項記載の直流モ 一夕の通電装置。 8. The brush holding plate is characterized in that it is formed by deforming a substantially ring shape from a form in which a substantially ring shape is developed into a substantially linear shape in a processing part to a substantially ring shape by bending the processing part. The direct current motor energizing device according to claim 1, wherein
9 . モータブラシは、 略リ ング形状を加工部において略直線形状に展開 した形態から、 前記加工部の折り曲げによ り略リ ング形状に変形された ブラシ保持プレー トの所定の位置に、 円盤形状の給電部の回転方向と一 定の角度を有して取り付けられたモー夕ブラシ押付用板パネ部材にそれ それ配置固定されているこ とを特徴とする請求の範囲第 8項記載の直流 モータの通電装置。 9. The motor brush has a disk at a predetermined position on the brush holding plate that has been deformed into a substantially ring shape by bending the machined portion from a shape in which the substantially ring shape has been developed into a substantially linear shape in the machined portion. 9. The DC according to claim 8, wherein each of the DC power supply units is arranged and fixed to a motor brush pressing plate panel member attached at a fixed angle to the rotation direction of the power supply unit. Motor energizing device.
1 0 . モー夕ブラシは、 略直線形状に展開した形態から、 加工部の折り 曲げによ り略リ ング形状に変形されるブラシ保持プレー ト とともに一体 に、 かつ円盤形状の給電部の回転方向と一定の角度を有して形成されて なるモータブラシ押付用板パネ部にそれそれ配置固定されているこ とを 特徴とする請求の範囲第 8項記載の直流モー夕の通電装置。 10. The motor brush is integrated with the brush holding plate, which is deformed into a substantially ring shape by bending the machined part, from the form of developing into a substantially linear shape, and the rotating direction of the disk-shaped power supply part. 9. The current supplying device for a DC motor according to claim 8, wherein each of the motor brush pressing plate panels is arranged and fixed at a predetermined angle.
1 1 . 分離するための加工部を有するブラシ保持プレー トの所定の位置 へ複数のモ一夕ブラシを配設し、 前記各モー夕ブラシが取り付けられた 前記ブラシ保持プレー トを、 前記各モータブラシが給電部の整流子片、 ス リ ップリ ング部へ当接するようにブラシ保持プレー ト固定部材へ固定 後、 前記加工部で切断して、 前記各モータブラシごとに前記ブラシ保持 プレー トを分離し、 それぞれ機械的、 電気的に分離した状態のモー夕ブ ラシを組み立てる直流モー夕の通電装置の組立て方法。 1 1. A plurality of brushes are arranged at predetermined positions on a brush holding plate having a processing part for separation, and the brush holding plate to which each of the brushes is attached is attached to each of the motors. After the brush is fixed to the brush holding plate fixing member so that it abuts against the commutator piece and the slip ring of the power supply unit, the brush is cut at the processing section and the brush holding plate is separated for each motor brush And a method for assembling a DC motor energizing device that assembles a mechanical brush in a mechanically and electrically separated state.
1 2 . 組み合わされて略リ ング形状をなす略円弧状に形成された複数の ブラシ保持プレー 卜の所定の位置へ複数のモー夕ブラシを配設し、 前記 モー夕ブラシが取り付けられた前記各ブラシ保持プレー トを、 前記各モ 一夕ブラシが給電部の整流子片、 ス リ ップリ ング部へ当接するようにブ ラシ保持プレー ト固定部材へ固定後、 加工部で切断して、 前記各モ一夕 ブラシごとに前記各ブラシ保持プレー トを分離することを特徴とする請 求の範囲第 1 1項記載の直流モー夕の通電装置の組立て方法。 12. A plurality of brushes are arranged at predetermined positions of a plurality of brush holding plates formed in a substantially arc shape in combination to form a substantially ring shape, and each of the brushes is provided with the brushes. After fixing the brush holding plate to the brush holding plate fixing member so that each of the brushes comes into contact with the commutator piece and the slipping portion of the power supply portion, the brush is cut at the processing portion. 11. The method for assembling a DC motor energizing device according to claim 11, wherein said brush holding plates are separated for each motor brush.
1 3 . 略リ ング形状の形態を略直線形状に展開した形態に して形成され たブラシ保持プレー 卜の所定の位置へ複数のモータブラシを配設し、 そ のブラシ保持プレー トの所定箇所において折り曲げて前記略リ ング形状 に変形させ、 該略リ ング形状に変形させた前記ブラシ保持プレー トを、 前記各モー夕ブラシが給電部の整流子片、 ス リ ップリ ング部へ当接する よう にブラシ保持プレー ト固定部材へ固定後、 加工部で切断して、 前記 各モー夕ブラシごとに前記ブラシ保持プレー トを分離するこ とを特徴と する請求の範囲第 1 1項記載の直流モータの通電装置の組立て方法。 13 3. A plurality of motor brushes are arranged at predetermined positions on a brush holding plate formed by expanding a substantially ring shape into a substantially linear shape, and at predetermined positions on the brush holding plate. At the ring shape The brush holding plate deformed into a substantially ring shape is transferred to the brush holding plate fixing member such that the motor brushes abut against the commutator piece and the slip ring portion of the power supply unit. 12. The method for assembling a DC motor power supply device according to claim 11, wherein the brush holding plate is separated for each of the motor brushes after being fixed, and then cut at a processing portion.
PCT/JP1999/006457 1999-11-18 1999-11-18 Current feeding device for dc motors and method of fabricating the same WO2001037407A1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003069764A1 (en) * 2001-12-10 2003-08-21 Yi-Yu Kuo A high efficiency dc. motor
JP2010088237A (en) * 2008-10-01 2010-04-15 Asmo Co Ltd Manufacturing method of conductive terminal device, conductive terminal component and conductive terminal device

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JPH07135751A (en) * 1993-11-05 1995-05-23 Sayama Precision Ind Co Brush device of small sized motor and its manufacture
JPH07245918A (en) * 1994-02-28 1995-09-19 Sayama Precision Ind Co Brush assembly for dc miniature motor and manufacture thereof
JPH08322210A (en) * 1995-05-23 1996-12-03 Asmo Co Ltd Brush device for small-sized motor
JPH10220620A (en) * 1997-02-07 1998-08-21 Unisia Jecs Corp Controller for egr valve

Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
US2465224A (en) * 1945-10-13 1949-03-22 Hansen Mfg Company Inc Electric motor
JPH02111244A (en) * 1988-10-20 1990-04-24 Tokuriki Honten Co Ltd Brush piece for sliding and manufacture thereof
JPH07135751A (en) * 1993-11-05 1995-05-23 Sayama Precision Ind Co Brush device of small sized motor and its manufacture
JPH07245918A (en) * 1994-02-28 1995-09-19 Sayama Precision Ind Co Brush assembly for dc miniature motor and manufacture thereof
JPH08322210A (en) * 1995-05-23 1996-12-03 Asmo Co Ltd Brush device for small-sized motor
JPH10220620A (en) * 1997-02-07 1998-08-21 Unisia Jecs Corp Controller for egr valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003069764A1 (en) * 2001-12-10 2003-08-21 Yi-Yu Kuo A high efficiency dc. motor
JP2010088237A (en) * 2008-10-01 2010-04-15 Asmo Co Ltd Manufacturing method of conductive terminal device, conductive terminal component and conductive terminal device

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