CN215186239U

CN215186239U - Vibration-resistant noise-reducing linear stepping motor

Info

Publication number: CN215186239U
Application number: CN202121412318.2U
Authority: CN
Inventors: 董效男
Original assignee: Changzhou Xiehang Motor Co ltd
Current assignee: Changzhou Xiehang Motor Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-12-14
Anticipated expiration: 2031-06-24

Abstract

The utility model provides a type of making an uproar linear stepping motor falls in antidetonation relates to step motor technical field. This antidetonation is fallen type of making an uproar linear stepping motor, including sound-proof box, motor body and transmission shaft, sound-proof box inside is provided with cooling module, cooling module includes piston cylinder and slide bar, motor body bottom fixedly connected with fixed plate, the sliding housing both sides all are provided with damper, the inside top of sliding housing is rotated and is connected with the bull stick, the first gear of bull stick outside fixedly connected with, bull stick bottom fixedly connected with second rack, the inside set casing that is provided with of sliding housing, the first rack of set casing one side fixedly connected with, first rack is connected with first gear engagement. This antidetonation type of making an uproar linear stepping motor falls is favorable to carrying out the heat exchange, improves the radiating effect, prevents to fall when making an uproar to motor body, and motor body can't dispel the heat, influences the use.

Description

Vibration-resistant noise-reducing linear stepping motor

Technical Field

The utility model relates to a motor specifically is an antidetonation type of making an uproar linear stepping motor that falls belongs to step motor technical field.

Background

A stepper motor is an electric motor that converts electrical pulse signals into corresponding angular or linear displacements. The rotor rotates an angle or one step before inputting a pulse signal, the output angular displacement or linear displacement is proportional to the input pulse number, and the rotating speed is proportional to the pulse frequency. Therefore, the stepping motor is also called a pulse motor.

The problems of vibration and noise are one of the main problems troubling motor research and development engineers, and particularly in the field of household motors, along with the improvement of comfort requirements of people, the motors gradually develop towards low noise. The noise of the motor is generally divided into mechanical noise, electromagnetic noise and wind mill noise, the assembly of the stator core and the metal end cover is a rigid contact, and the mechanical vibration caused by the rigid contact is one of the factors generating the noise.

But present fall when making an uproar the shock attenuation to the motor and mostly can be with acoustic celotex board with the motor with external isolation, but when giving sound insulation to the motor, the produced heat of motor work is difficult to distribute away from the acoustic celotex board, leads to motor parts ageing to accelerate, if set up the thermovent, the noise will give off thereupon, influences people's life and operational environment.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing an antidetonation type of making an uproar linear stepping motor that falls is just for solving above-mentioned problem to solve among the prior art when giving sound insulation to the motor, the produced heat of motor work is difficult to distribute away from the acoustic celotex board, leads to motor parts ageing to accelerate, if set up the thermovent, the noise will distribute thereupon, influences people's life and operational environment's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an anti-seismic noise reduction type linear stepping motor comprises a sound insulation box, a motor body and a transmission shaft, wherein the motor body is arranged in the sound insulation box;

the cooling assembly comprises a piston cylinder and a slide rod, the bottom of the motor body is fixedly connected with a fixed plate, the bottom of the fixed plate is fixedly connected with a sliding shell, the outer side of the transmission shaft is fixedly provided with a cam, one side of the top of the sliding shell is fixedly connected with an inclined block, the sliding shell is slidably connected with the bottom end in the sound insulation box, two sides of the sliding shell are respectively provided with a damping assembly, the top end in the sliding shell is rotatably connected with a rotating rod, the outer side of the rotating rod is fixedly connected with a first gear, the bottom end of the rotating rod is fixedly connected with a second gear, the inside of the sliding shell is provided with a fixed shell, the fixed shell is fixedly connected with the sound insulation box, one side of the fixed shell is fixedly connected with a first rack, the first rack is meshed with the first gear, the inside of the fixed shell is slidably connected with a piston cylinder, one side of the top of the piston cylinder is fixedly connected with a second rack, the second rack is meshed with the second gear, a movable piston is connected inside the piston cylinder in a sliding mode, and connecting pipes are fixedly connected to two ends of the piston cylinder.

Preferably, the inside one side fixedly connected with slide bar of sound-proof box, the slide bar runs through the piston cylinder and with piston cylinder sliding connection, the slide bar extends to inside one end of piston cylinder and mobile piston fixed connection, the cover is equipped with the sealing washer in the mobile piston outside, is favorable to moving with the slide bar relative movement when the piston cylinder removes to drive mobile piston at the inside removal of piston cylinder.

Preferably, through holes are formed in two side walls of the sliding shell, the two connecting pipes penetrate through the two through holes respectively and are in sliding connection with the sliding shell, cooling liquid is filled in the connecting pipes and the piston cylinder, the top of the sound insulation box is fixedly connected with radiating fins, and the tops of the connecting pipes are in contact with the bottoms of the radiating fins, so that the piston cylinder and the cooling liquid in the connecting pipes can be pushed to move, heat exchange is formed, and the radiating effect is improved.

Preferably, damper includes two springs and two cushion, two cushion fixed connection is in the inside both sides bottom of sound-proof box respectively, is favorable to carrying out the shock attenuation to motor body.

Preferably, the two springs are respectively and fixedly connected to two sides of the sliding shell, and the two springs are respectively and fixedly connected with the two cushion blocks, so that the springs are favorably fixed and supported.

Preferably, two the inside logical groove of all having seted up of cushion, two the cushion top has all been seted up and has been erected the groove, the connecting pipe runs through logical groove and erect the groove, the cushion runs through two the connecting pipe one of them section of connecting pipe all sets up to scalable, is favorable to fixing the connecting pipe, and one section setting of connecting pipe simultaneously can prevent the piston cylinder when the removal from the connecting pipe rupture.

Preferably, the inside top fixedly connected with acoustic celotex board of sound-proof box, the connecting pipe run through the acoustic celotex board and with acoustic celotex board fixed connection, be favorable to falling the noise and give sound insulation.

The utility model provides a type of making an uproar linear stepping motor falls in antidetonation, the beneficial effect that it possesses as follows:

1. this type of making an uproar linear stepping motor falls in antidetonation, the second rack removes and drives the piston cylinder and remove, makes the slide bar promote the removal piston slide in the piston cylinder is inside during the piston cylinder removal, promotes piston cylinder and the inside coolant liquid of connecting pipe, because connecting pipe top and radiating fin contact are favorable to carrying out the heat exchange, improves the radiating effect, prevents to fall the time of making an uproar to motor body, and motor body can't dispel the heat, influences the use.

2. This type of making an uproar linear stepping motor falls through motor body and pushes the spring when driving the slip shell and remove, and spring and cushion fixed connection are favorable to carrying out the shock attenuation to the slip shell, and the range of vibration that prevents the slip shell is too big, and the influence is used, and the noise that the acoustic celotex board produced motor body during operation simultaneously is isolated, facilitates the use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side cross-sectional view of the present invention;

fig. 3 is a schematic structural view of the piston and the second rack of the present invention;

fig. 4 is an enlarged view of the structure of the portion a of fig. 2 according to the present invention.

In the figure: 1. a sound insulation box; 2. a motor body; 3. a drive shaft; 4. a fixing plate; 5. a sliding shell; 6. a stationary case; 7. a first rack; 8. a rotating rod; 9. a first gear; 10. a piston cylinder; 11. a second rack; 12. a slide bar; 13. moving the piston; 14. a connecting pipe; 15. a heat dissipating fin; 16. cushion blocks; 17. a spring; 18. a sound insulating board; 19. a second gear; 20. a cam; 21. and (5) an oblique block.

Detailed Description

The embodiment of the utility model provides an antidetonation type of making an uproar linear stepping motor that falls.

Referring to fig. 1, 2, 3 and 4, the motor includes a sound insulation box 1, a motor body 2 and a transmission shaft 3, the motor body 2 is disposed inside the sound insulation box 1, the transmission shaft 3 is fixedly connected with an output end of the motor body 2, and a cooling assembly is disposed inside the sound insulation box 1;

the cooling component comprises a piston cylinder 10 and a slide bar 12, the bottom of the motor body 2 is fixedly connected with a fixed plate 4, the outer side of the transmission shaft 3 is fixedly provided with a cam 20, one side of the top of the fixed plate 4 is fixedly connected with an inclined block 21, the bottom of the fixed plate 4 is fixedly connected with a sliding shell 5, the sliding shell 5 is slidably connected with the bottom end in the sound insulation box 1, the top end in the sliding shell 5 is rotatably connected with a rotating rod 8, the outer side of the rotating rod 8 is fixedly connected with a first gear 9, the bottom end of the rotating rod 8 is fixedly connected with a second gear 19, the sliding shell 5 is internally provided with a fixed shell 6, the fixed shell 6 is fixedly connected with the sound insulation box 1, one side of the fixed shell 6 is fixedly connected with a first rack 7, the first rack 7 is meshed with the first gear 9, the inside of the fixed shell 6 is slidably connected with the piston cylinder 10, one side of the top of the piston cylinder 10 is fixedly connected with a second rack 11, and the second rack 11 is meshed with the second gear 19, a movable piston 13 is slidably connected inside the piston cylinder 10, connecting pipes 14 are fixedly connected at both ends of the piston cylinder 10, a slide rod 12 is fixedly connected at one side inside the sound insulation box 1, the slide rod 12 penetrates through the piston cylinder 10 and is slidably connected with the piston cylinder 10, one end of the slide rod 12 extending into the piston cylinder 10 is fixedly connected with the movable piston 13, a sealing ring is sleeved outside the movable piston 13, and is favorable for moving relative to the slide rod 12 when the piston cylinder 10 moves, so as to drive the movable piston 13 to move inside the piston cylinder 10, through holes are respectively formed in both side walls of the sliding shell 5, the two connecting pipes 14 respectively penetrate through the two through holes and are slidably connected with the sliding shell 5, the connecting pipes 14 and the inside of the piston cylinder 10 are filled with cooling liquid, heat dissipation fins 15 are fixedly connected at the top of the sound insulation box 1, the tops of the connecting pipes 14 are contacted with the bottoms of the heat dissipation fins 15, and are favorable for pushing the cooling liquid inside the piston cylinder 10 and the connecting pipes 14 to move, thereby forming heat exchange and improving the heat dissipation effect.

The utility model discloses when using: when the motor body 2 is started, the transmission shaft 3 is driven to rotate, the transmission shaft 3 vibrates to drive the cam 20 to rotate, the cam 20 rotates to push the inclined block 21 at the top of the sliding shell 5 to drive the sliding shell 5 to reciprocate, the bottom of the sliding shell 5 is fixedly connected with the rotating rod 8, the sliding shell 5 moves to drive the rotating rod 8 to move, the outer side of the rotating rod 8 is fixedly connected with the first gear 9, the rotating rod 8 moves to drive the first gear 9 to move, the first gear 9 is meshed and connected with the first rack 7, the first rack 7 limits the first gear 9 to drive the first gear 9 to rotate and drive the rotating rod 8 to rotate, the bottom of the rotating rod 8 is fixedly connected with the second gear 19, the rotating rod 8 rotates to drive the second gear 19 to rotate, the second gear 19 is meshed and connected with the second rack 11, the second rack 11 is fixedly connected with the piston cylinder 10, the second gear 19 rotates to drive the second rack 11 to move, second rack 11 removes and drives piston cylinder 10 and remove, make slide bar 12 promote during the piston cylinder 10 removal and remove piston 13 and slide in piston cylinder 10 is inside, promote piston cylinder 10 and the inside coolant liquid of connecting pipe 14, because connecting pipe 14 top and radiating fin 15 contact, be favorable to carrying on heat exchange, improve the radiating effect, when preventing to fall the noise to motor body 2, motor body 2 can't dispel the heat, the influence is used.

Referring to fig. 1, 2 and 4 again, the two sides of the sliding housing 5 are respectively provided with a damping assembly, the damping assembly comprises two springs 17 and two cushion blocks 16, the two cushion blocks 16 are respectively and fixedly connected to the bottom ends of the two sides inside the sound-proof box 1 to facilitate damping of the motor body 2, the two springs 17 are respectively and fixedly connected to the two sides of the sliding housing 5, the two springs 17 are respectively and fixedly connected to the two cushion blocks 16 to facilitate fixing and supporting of the springs 17, the two cushion blocks 16 are respectively provided with a through groove inside, the top of the two cushion blocks 16 is respectively provided with a vertical groove, the connecting pipe 14 runs through the through groove and the vertical groove, one section of the two connecting pipes 14 of the cushion blocks 16 running through the springs 17 is telescopic to facilitate fixing of the connecting pipe 14, meanwhile, the section of the connecting pipe 14 is telescopic to prevent the connecting pipe 14 from being broken when the piston cylinder 10 moves, the top end inside the sound-proof box 1 is fixedly connected with the sound-proof plate 18, the connecting pipe 14 penetrates the baffle plate 18 and is fixedly connected with the baffle plate 18, so that noise reduction and sound insulation are facilitated.

The utility model discloses when using: extrude spring 17 when driving slip shell 5 through motor body 2 and removing,

spring

17 and 16 fixed connection of cushion are favorable to carrying out the shock attenuation to slip shell 5, prevent that the vibration amplitude of slip shell 5 is too big, influence use, and simultaneously acoustic celotex board 18 is isolated to the noise that motor body 2 during operation produced, facilitates the use.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a type of making an uproar linear stepping motor falls in antidetonation, includes sound-proof box (1), motor body (2) and transmission shaft (3), motor body (2) set up inside sound-proof box (1), transmission shaft (3) and motor body (2) output fixed connection, its characterized in that: a cooling component is arranged inside the sound insulation box (1);

the cooling assembly comprises a piston cylinder (10) and a sliding rod (12), a fixing plate (4) is fixedly connected to the bottom of the motor body (2), a sliding shell (5) is fixedly connected to the bottom of the fixing plate (4), a cam (20) is fixedly arranged on the outer side of the transmission shaft (3), an inclined block (21) is fixedly connected to one side of the top of the sliding shell (5), the sliding shell (5) is slidably connected to the bottom inside the sound insulation box (1), damping assemblies are arranged on two sides of the sliding shell (5), a rotating rod (8) is rotatably connected to the top end inside the sliding shell (5), a first gear (9) is fixedly connected to the outer side of the rotating rod (8), a second gear (19) is fixedly connected to the bottom end of the rotating rod (8), a fixing shell (6) is arranged inside the sliding shell (5), and the fixing shell (6) is fixedly connected with the sound insulation box (1), the gear transmission mechanism is characterized in that a first rack (7) is fixedly connected to one side of the fixed shell (6), the first rack (7) is meshed with a first gear (9), a piston cylinder (10) is connected to the inside of the fixed shell (6) in a sliding mode, a second rack (11) is fixedly connected to one side of the top of the piston cylinder (10), the second rack (11) is meshed with a second gear (19) in a sliding mode, a movable piston (13) is connected to the inside of the piston cylinder (10) in a sliding mode, and connecting pipes (14) are fixedly connected to two ends of the piston cylinder (10).

2. An anti-seismic and noise-reducing type linear stepping motor according to claim 1, characterized in that: the sound insulation box is characterized in that a sliding rod (12) is fixedly connected to one side inside the sound insulation box (1), the sliding rod (12) penetrates through a piston cylinder (10) and is in sliding connection with the piston cylinder (10), the sliding rod (12) extends to one end inside the piston cylinder (10) and is fixedly connected with a movable piston (13), and a sealing ring is sleeved on the outer side of the movable piston (13).

3. An anti-seismic and noise-reducing type linear stepping motor according to claim 1, characterized in that: through holes are formed in two side walls of the sliding shell (5), the connecting pipes (14) penetrate through the through holes and are in sliding connection with the sliding shell (5) respectively, cooling liquid is filled in the connecting pipes (14) and the piston cylinder (10), heat dissipation fins (15) are fixedly connected to the top of the sound insulation box (1), and the tops of the connecting pipes (14) are in contact with the bottoms of the heat dissipation fins (15).

4. An anti-seismic and noise-reducing type linear stepping motor according to claim 1, characterized in that: the damping component comprises two springs (17) and two cushion blocks (16), and the two cushion blocks (16) are respectively and fixedly connected to the bottom ends of the two sides in the sound insulation box (1).

5. An anti-seismic and noise-reducing type linear stepping motor according to claim 4, wherein: the two springs (17) are respectively and fixedly connected to two sides of the sliding shell (5), and the two springs (17) are respectively and fixedly connected with the two cushion blocks (16).

6. An anti-seismic and noise-reducing type linear stepping motor according to claim 5, wherein: two the inside logical groove of all having seted up of cushion (16), two perpendicular groove has all been seted up at cushion (16) top, connecting pipe (14) run through logical groove and perpendicular groove, cushion (16) run through spring (17) two one of them section of connecting pipe (14) all sets up to scalable.

7. An anti-seismic and noise-reducing type linear stepping motor according to claim 1, characterized in that: the inside top fixedly connected with acoustic celotex board (18) of acoustic celotex case (1), connecting pipe (14) run through acoustic celotex board (18) and with acoustic celotex board (18) fixed connection.