CN112234748A - Intelligent machine whole-step motor with heat dissipation function - Google Patents

Intelligent machine whole-step motor with heat dissipation function Download PDF

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Publication number
CN112234748A
CN112234748A CN202011177989.5A CN202011177989A CN112234748A CN 112234748 A CN112234748 A CN 112234748A CN 202011177989 A CN202011177989 A CN 202011177989A CN 112234748 A CN112234748 A CN 112234748A
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step motor
sound
shell
intelligent machine
heat dissipation
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洪秀甘
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Guangzhou Gumi Technology Co ltd
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Guangzhou Gumi Technology Co ltd
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Priority to CN202011177989.5A priority Critical patent/CN112234748A/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • 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
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • 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
    • H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The invention discloses an intelligent machine step motor with a heat dissipation function, which comprises a shell main body and a longitudinal beam, wherein a quick-rebound sponge layer is arranged on the right side of the shell main body, sound insulation foam is arranged on the outer surface of the shell main body, a bottom frame is arranged at the bottom end of the sound insulation foam, and the longitudinal beam is arranged on the left side of the bottom frame. The intelligent machine step motor with the heat dissipation function is provided with the quick-rebound sponge layer, so that severe vibration generated when the step motor works can be reduced, the damage to the step motor caused by the too-severe vibration of the step motor is avoided, and the stable work of the step motor is also influenced; the sound insulation foam who sets up is cotton, can avoid whole step motor to open and stop the time and produce too much unusual noise, prolongs the life of motor, has promoted the working property of motor, prevents simultaneously that the noise is too much to cause the sound pollution, and the fastening cap, mounting plate, boss, fastening nail and the packing ring of setting can fix inside whole step motor.

Description

Intelligent machine whole-step motor with heat dissipation function
Technical Field
The invention relates to the technical field of step motors, in particular to an intelligent machine step motor with a heat dissipation function.
Background
The whole step motor is in the whole step operation, the same kind of step motor can be allocated with whole/half step driver and also can be allocated with subdivision driver, but the motor with different operation effect, the step motor driver circularly excites two coils of the two-phase step motor according to pulse/direction instruction, namely the coils are charged with set current, each pulse of the driving mode enables the motor to move a basic step angle, namely 1.80 degrees, and a circle of the standard two-phase motor has 200 step angles in total.
The existing whole-step motor has the problems that a rolling body and a groove freely slide, the abnormal sound problem is obvious, the rotor rotates too violently, strong vibration can be generated, the violent vibration can cause unstable operation of the motor and influence the stable operation of the motor, the loss generated during the operation of the motor is increased, the integral temperature rise or the local temperature rise of the motor is too high, the service life of the motor can be reduced, the economic and technical indexes of the motor, such as efficiency, torque and the like, are influenced, the torque pulsation of the motor is large, obvious vibration noise is generated, the use requirements of people can not be well met, and technical innovation is performed on the basis of the existing whole-step motor according to the conditions.
Disclosure of Invention
The invention aims to provide an intelligent machine step motor with a heat dissipation function, and aims to solve the problems that the existing intelligent machine step motor with the heat dissipation function has the defects that a rolling body freely slides in a groove, the abnormal sound problem is prominent, the obvious vibration noise is generated, and the use requirement of people cannot be well met.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an intelligent machine step motor with heat dissipation function, includes shell main part and longeron, the sponge layer of kick-backing soon is installed on shell main part's right side, shell main part's surface mounting has the acoustic foam cotton, the chassis is installed to the cotton bottom of acoustic foam, and installs the longeron in the left side of chassis, the right side of chassis is fixed with the crossbeam.
Preferably, be fixed connection between quick resilience sponge layer and the shell main part, and the surface of quick resilience sponge layer closely laminates with the internal surface of shell main part.
Preferably, a full-surrounding structure is formed between the sound insulation foam and the shell main body, and the sound insulation foam and the shell main body are in adhesive connection.
Preferably, the right side on quick resilience sponge layer is connected with the heat dissipation shell, and the inside of heat dissipation shell is fixed with the division board, the screen panel is all installed to the left and right sides of division board, and the inside of screen panel is provided with the heat dissipation leaf, the heat dissipation shell passes through to constitute half surrounding structure between screen panel and the heat dissipation leaf, and is fixed connection between heat dissipation shell and the division board to the screen panel is about the vertical axis position symmetry of heat dissipation shell.
Preferably, the inside on quick resilience sponge layer is fixed with the boss, and the inside of boss is provided with the fastening cap, the bottom of boss is connected with the mounting plate, and the right side of mounting plate is fixed with the fastening nail, the surface of fastening nail is provided with the packing ring, the fastening cap passes through to constitute revolution mechanic between boss and packing ring and the mounting plate, and is welded connection between mounting plate and the boss to the mounting plate sets up to convex structure.
Preferably, the inside of the shell main body is provided with a retainer, the inner surface of the retainer is provided with steel balls, the inside of the steel balls is provided with inner rings, the shell main body is fixedly connected with the retainer, the shell main body forms a sealing structure through the retainer and the steel balls and the inner rings, the width of the outer walls of the steel balls is the same as that of the inner walls of the retainer, and the steel balls are uniformly distributed along the outer surfaces of the inner rings.
Preferably, a transmission shaft is arranged in the shell main body, one end of the transmission shaft is in key connection with the inner surface of the inner ring, a brake braking device is arranged in the middle of the other end of the transmission shaft, the brake braking device comprises an upper device shell, a lower device shell, a lifting moving device and a brake braking executing mechanism, the upper device shell is connected with the lower device shell through a connecting mechanism, the lifting moving device is arranged at the bottom of the lower device shell, and the brake braking executing mechanism is arranged in the upper device shell and the lower device shell;
the lifting moving device comprises a lifting rod and a moving wheel, the moving wheel is arranged on the lifting rod, and the moving wheel can be folded into the lifting rod;
the device is characterized in that a first fixed table is arranged in an upper shell of the device and fixedly connected with the inside of the upper shell of the device through a connecting screw, a driving hydraulic cylinder seat is arranged on the left side of the upper shell of the device and rotatably connected with one end of a driving hydraulic cylinder, a driving connecting rod is arranged at the other end of the driving hydraulic cylinder, the driving hydraulic cylinder is slidably connected with the driving connecting rod, a rotating shaft is arranged on the first fixed table, a rotating shaft chute is arranged on the first fixed table and can slide along the rotating shaft chute, the rotating shaft is connected with an arc-shaped connecting rod, a second fixed table is arranged in the lower shell of the device and is connected with the lower shell of the device in a hanging manner through a connecting arm, a 7-shaped groove is arranged on the second fixed table and penetrates through the second fixed table, and an air conditioning driving switch is arranged on the right side of the 7-shaped groove, a connecting short rod is arranged in the 7-shaped groove, one end of the connecting short rod is connected with the arc-shaped connecting rod, the other end of the connecting short rod is connected with one end of the driving connecting rod, the other end of the connecting short rod can slide along the 7-shaped groove, and one end, far away from the connecting short rod, of the driving connecting rod is connected with the brake actuating mechanism;
the brake braking mechanism comprises a semicircular upper clamp body, a semicircular lower clamp body and an upper clamp body supporting cover, the semicircular upper clamp body is positioned in the upper shell of the device, and is connected with the lower surface of the upper clamp body supporting cover, a cylindrical sliding rod is arranged on the upper clamp body supporting cover, the inner wall of the upper shell of the device is provided with a vertical slide rail, the other end of the cylindrical slide bar is connected with the vertical slide rail in a sliding way, the inner side of the semicircular upper clamp body is provided with buffering cotton, a lower clamp body supporting seat is arranged in the lower shell of the device, a cold air conveying device is arranged in the clamp body supporting seat and is communicated with the semicircular lower clamp body, the novel clamp is characterized in that the semi-circular lower clamp body is hollow, a plurality of air holes are formed in the inner wall of the semi-circular lower clamp body, a first driving motor is arranged on the cylindrical sliding rod and used for driving the cylindrical sliding rod to slide along the vertical sliding rail.
Preferably, the method further comprises the following steps:
the sound absorption device is arranged on the shell main body and is divided into a sound inlet and a sound outlet, the sound absorption device is hollow, and the inner wall of the sound absorption device is provided with a high-molecular porous material;
the vibration speed sensor is arranged on the shell main body and used for detecting the vibration speed of the shell main body when the intelligent machine step motor body works;
the first air pressure sensor is arranged on the shell main body and used for detecting the air pressure outside the shell main body;
the sound velocity sensor is arranged outside the shell main body and used for detecting the sound velocity of noise generated when the intelligent machine step motor main body works;
the rotating speed sensor is arranged on the intelligent machine whole-step motor body and used for detecting the actual rotating speed of the intelligent machine whole-step motor body;
a second air pressure sensor disposed at the sound inlet of the sound absorber for detecting air pressure at the sound inlet of the sound absorber;
the third air pressure sensor is arranged at the sound outlet of the sound absorption device and used for detecting the air pressure at the sound outlet of the sound absorption device;
the controller, the alarm, the controller with vibration velocity transducer first baroceptor the sound velocity sensor tachometric transducer second baroceptor the third baroceptor with the alarm electricity is connected, the controller is based on vibration velocity transducer first baroceptor the sound velocity sensor tachometric transducer second baroceptor with the control of third baroceptor the alarm is reported to the police.
Preferably, the controller controls the alarm to alarm based on the vibration speed sensor, the first air pressure sensor, the sound velocity sensor, the rotation speed sensor, the second air pressure sensor and the third air pressure sensor, and includes the following steps:
the method comprises the following steps: based on the vibration speed sensor, the first air pressure sensor, the sound velocity sensor, the rotating speed sensor and a formula (1), calculating the sound energy obtained by the ambient air when the intelligent machine step motor body works:
Figure BDA0002749259950000041
wherein, CαThe sound energy V obtained by the ambient air when the whole step motor of the intelligent machine works1Sigma is the density of air, mu0The vibration speed of the shell main body, namely the detection value p of the vibration speed sensor when the intelligent machine step motor body works0The air pressure outside the shell main body, namely the detection value of the air pressure sensor, theta is the sound velocity of noise generated when the intelligent machine whole-step motor body works, namely the detection value of the sound velocity sensor, ln is the natural logarithm taking e as the base, a is the stator phase number of the intelligent machine whole-step motor body, b is the rotor phase number of the intelligent machine whole-step motor body,
Figure BDA0002749259950000051
the value of the power-on mode of the intelligent machine whole-step motor is 1, n is the actual rotating speed of the intelligent machine whole-step motor, namely the detection value of the rotating speed sensor, f0Presetting the vibration frequency of the intelligent machine whole-step motor body;
step two: calculating an actual consumed acoustic energy of the sound absorbing device based on the second air pressure sensor, the third air pressure sensor, and equation (2):
Figure BDA0002749259950000052
wherein, CβAcoustic energy actually consumed for the sound-absorbing device, CαFor the whole step motor of the intelligent machine to workAcoustic energy obtained from the surrounding air, V being the volume of the sound-absorbing device, p1Is the air pressure at the sound inlet of the sound absorber, i.e. the detected value of the second air pressure sensor, p2The air pressure at the sound outlet of the sound absorption device, namely the detection value of the third air pressure sensor, m is the number of the high molecular porous material holes, pi is the circumferential rate, the value is 3.14, d is the diameter of the high molecular porous material holes, and h is the depth of the high molecular porous material holes;
step three: and the control compares the actually consumed sound energy of the sound absorption device with the preset consumed sound energy of the sound absorption device, and if the actually consumed sound energy of the sound absorption device is smaller than the preset consumed sound energy of the sound absorption device, the alarm gives an alarm.
Compared with the prior art, the invention has the following beneficial effects:
1. the quick-rebound sponge layer is arranged, so that severe vibration generated when the whole-step motor works can be reduced, the damage to the whole-step motor caused by the severe vibration of the whole-step motor is avoided, and the stable work of the whole-step motor is also influenced; the sound insulation foam cotton is arranged, so that excessive abnormal noise generated when the whole-step motor is started and stopped can be avoided, the service life of the motor is prolonged, the working performance of the motor is improved, and sound pollution caused by excessive noise is prevented;
2. the heat dissipation shell, the mesh enclosure, the heat dissipation blades and the partition plate are arranged, so that heat generated during the operation of the whole-step motor can be dissipated, internal parts are prevented from being damaged due to heat accumulation, and meanwhile, the normal working efficiency is prevented from being influenced due to overlarge heat;
3. the fastening cap, the fastening plate, the boss, the fastening nail and the gasket are arranged, so that the internal whole-step motor can be fixed, the breakage of precision parts caused by overlarge shaking amplitude during the work of the whole-step motor is avoided, and the increase of the work cost is prevented;
4. the step motor is provided with the retainer, the steel balls and the inner ring, and can be matched with the rotating shaft to roll when the step motor rotates, so that the friction force generated during moving is reduced, the moving efficiency of the motor is improved, and the damage caused by excessive abrasion is avoided.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic top view of the fastening plate of the present invention;
FIG. 4 is a schematic top view of the heat dissipation housing of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 1A;
FIG. 6 is a schematic view of the position of the drive shaft of the present invention;
fig. 7 is a schematic structural view of the brake actuating apparatus of the present invention.
In the figure: 1. sound insulation foam; 2. a housing main body; 3. a quick-rebound sponge layer; 4. a fastening cap; 5. a fastening plate; 6. a boss; 7. a heat dissipation housing; 8. a holder; 9. steel balls; 10. an inner ring; 11. fastening nails; 12. a gasket; 13. a mesh enclosure; 14. a heat-dissipating leaf; 15. a partition plate; 16. a chassis; 17. a cross beam; 18. a stringer; 19. a drive shaft; 20. a brake actuating device; 201. an upper device housing; 2010. a first fixed table; 2011. a connecting screw; 2012. driving the hydraulic cylinder base; 2013. driving the hydraulic cylinder; 2014. a rotating shaft; 2015. an arc-shaped connecting rod; 2016. a drive link; 2017. a rotating shaft chute; 202. a lower housing of the device; 2020. a second stationary stage; 2021. a 7-shaped groove; 2022. a cold air driving switch; 2023. a connecting arm; 2024. connecting a short rod; 203. a lifting and moving device; 2030. a lifting rod; 2031. a moving wheel; 204. a brake actuating mechanism; 2040. a semicircular upper clamp body; 2041. a semicircular lower clamp body; 2042. an upper clip body support cover; 2043. a cylindrical slide bar; 2044. buffering cotton; 2045. a clamp body supporting seat; 2046. a cold air delivery device; 2047. a vent hole; 205. a connecting mechanism; 21 vertical slide rails; 22. a first drive motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an intelligent machine step motor with heat dissipation function, includes housing body 2 and longeron 18, and quick resilience sponge layer 3 is installed on housing body 2's right side, and housing body 2's surface mounting has soundproof foam 1, and chassis 16 is installed to soundproof foam 1's bottom, and longeron 18 is installed in chassis 16's left side, and chassis 16's right side is fixed with crossbeam 17.
In the invention: the quick-rebound sponge layer 3 is fixedly connected with the shell main body 2, and the outer surface of the quick-rebound sponge layer 3 is tightly attached to the inner surface of the shell main body 2; be provided with quick resilience sponge layer 3, can be so that the violent vibrations that whole step motor during operation produced obtain slowing down, avoid whole step motor too violent vibrations, and cause the damage to whole step motor, also influence whole step motor's steady operation moreover.
In the invention: a full-surrounding structure is formed between the sound insulation foam 1 and the shell main body 2, and the sound insulation foam 1 and the shell main body 2 are in adhesive connection; be provided with sound insulation foam 1, can avoid whole step motor to open and stop the time and produce too much unusual noise, the life of extension motor has promoted the working property of motor, prevents simultaneously that the noise is too much to cause sound pollution.
In the invention: the right side of the quick-resilience sponge layer 3 is connected with a heat dissipation shell 7, a partition plate 15 is fixed inside the heat dissipation shell 7, mesh enclosures 13 are mounted on the left side and the right side of the partition plate 15, heat dissipation blades 14 are arranged inside the mesh enclosures 13, the heat dissipation shell 7 forms a semi-enclosed structure through the mesh enclosures 13 and the heat dissipation blades 14, the heat dissipation shell 7 is fixedly connected with the partition plate 15, and the mesh enclosures 13 are symmetrical with respect to the vertical central axis of the heat dissipation shell 7; be provided with heat dissipation shell 7, screen panel 13, heat dissipation leaf 14 and division board 15, can distribute away the heat that whole step motor during operation produced, avoid causing the heat accumulation to damage internals, prevent that the heat from too big influence normal work efficiency simultaneously.
In the invention: a boss 6 is fixed inside the quick-rebound sponge layer 3, a fastening cap 4 is arranged inside the boss 6, the bottom end of the boss 6 is connected with a fastening plate 5, a fastening nail 11 is fixed on the right side of the fastening plate 5, a gasket 12 is arranged on the outer surface of the fastening nail 11, the fastening cap 4 and the fastening plate 5 form a rotating structure through the boss 6 and the gasket 12, the fastening plate 5 and the boss 6 are connected in a welding mode, and the fastening plate 5 is arranged in an arc-shaped structure; be provided with fastening cap 4, mounting plate 5, boss 6, fastening nail 11 and packing ring 12, can fix the whole step motor of inside, avoid whole step motor during operation to rock the too big fracture that causes precision part of range, prevent to increase working cost.
In the invention: a retainer 8 is arranged in the shell main body 2, steel balls 9 are arranged on the inner surface of the retainer 8, inner rings 10 are arranged in the steel balls 9, the shell main body 2 is fixedly connected with the retainer 8, the shell main body 2 forms a sealing structure with the inner rings 10 through the retainer 8 and the steel balls 9, the width of the outer walls of the steel balls 9 is the same as that of the inner walls of the retainer 8, and the steel balls 9 are uniformly distributed along the outer surface of the inner rings 10; the cage 8, the steel balls 9 and the inner ring 10 are arranged, so that the cage can be matched with the rotating shaft to roll when the step motor rotates, the friction force generated during moving is reduced, the moving efficiency of the motor is improved, and the damage caused by excessive abrasion is avoided.
The working principle of the intelligent machine step motor with the heat dissipation function is as follows: firstly, the whole step motor is placed inside the shell body 2 and clamped in the middle of the fastening plate 5, the fastening cap 4 is screwed down to enable the fastening nail 11 to move inside the gasket 12, so that the boss 6 drives the fastening plate 5 to lean against inwards, the whole step motor inside is fixed, the fracture of precision parts caused by overlarge shaking amplitude during the work of the whole step motor is avoided, the increase of the work cost is prevented, when the whole step motor works, the heat dissipation blades 14 on the left side and the right side of the partition plate 15 inside the heat dissipation shell 7 can dissipate heat generated during the work of the whole step motor, the damage of the internal parts due to heat accumulation is avoided, meanwhile, the normal work efficiency is prevented from being influenced due to the overlarge heat, the mesh enclosure 13 can prevent hands of a user from being scratched, when the whole step motor rotates, the rotating shaft is clamped in the inner ring 10, and the steel balls 9 in the retainer 8 play a role in supporting during the rotation, so that the friction force generated during the movement, the efficiency that the motor removed is improved, avoid wearing and tearing too much to cause the damage, the cotton 1 of sound insulation bubble of 2 outsides of housing main body can avoid the whole step motor to produce too much abnormal noise when opening and stopping, the life of extension motor, the working property of motor has been promoted, prevent simultaneously that the noise is too much to cause the sound pollution, the inside quick kick-back sponge layer 3 of housing main body 2 can make the violent vibrations that the whole step motor during operation produced slow down, avoid the too violent vibrations of whole step motor, and cause the damage to the whole step motor, and also influence the steady operation of whole step motor, finally, crossbeam 17 and longeron 18 that the chassis 16 both ends of housing main body 2 bottom are fixed can play and accept and fixed effect.
In one embodiment, a transmission shaft 19 is arranged inside the housing main body 2, one end of the transmission shaft 19 is in key connection with the inner surface of the inner ring 10, a brake braking device 20 is arranged in the middle of the other end of the transmission shaft 19, the brake braking device 20 comprises an upper device shell 201, a lower device shell 202, a lifting moving device 203 and a brake braking executing mechanism 204, the upper device shell 201 is connected with the lower device shell 202 through a connecting mechanism 205, the lifting moving device 203 is arranged at the bottom of the lower device shell 202, and the brake braking executing mechanism 204 is arranged inside the upper device shell 201 and the lower device shell 202;
the lifting moving device 203 comprises a lifting rod 2030 and a moving wheel 2031, wherein the moving wheel 2031 is installed on the lifting rod 2030, and the moving wheel 2031 can be folded into the lifting rod 2030;
a first fixed station 2010 is arranged in the upper shell 201 of the device, the first fixed station 2010 is fixedly connected with the inside of the upper shell 201 of the device through a connecting screw 2011, a driving hydraulic cylinder seat 2012 is arranged on the left side of the upper shell 201 of the device, one end of a driving hydraulic cylinder 2013 is rotatably connected to the driving hydraulic cylinder seat 2012, a driving connecting rod 2016 is arranged at the other end of the driving hydraulic cylinder 2013, the driving hydraulic cylinder 2013 is slidably connected with the driving connecting rod 2016, a rotating shaft 2014 is arranged on the first fixed station 202, a rotating shaft chute 2017 is arranged on the first fixed station 202, the rotating shaft 2014 can slide along the rotating shaft chute 2017, the rotating shaft 2014 is connected with an arc-shaped connecting rod 2015, a second fixed station 2020 is arranged in the lower shell 202 of the device, the second fixed station 2020 is connected with the lower shell 202 of the device in a suspension manner through a connecting arm 2023, and a 7-shaped groove 2021 is, the 7-shaped groove 2021 penetrates through the second fixed table 2020, an air-conditioning driving switch 2022 is arranged on the right side of the 7-shaped groove 2021, a connecting short rod 2024 is arranged in the 7-shaped groove 2021, one end of the connecting short rod 2024 is connected with the arc-shaped connecting rod 2015, the other end of the connecting short rod 2024 is connected with one end of the driving connecting rod 2016, the other end of the connecting short rod 2024 can slide along the 7-shaped groove 2021, and one end of the driving connecting rod 2016, which is far away from the connecting short rod 2024, is connected with the brake actuating mechanism 204;
the brake braking mechanism 24 includes a semicircular clamp 2040, a semicircular lower clamp 2041, and an upper clamp support cover 2042, the semicircular upper clamp 2040 is located in the device upper housing 201, and is connected with the lower surface of the upper clamp support cover 2042, a cylindrical sliding rod 2043 is arranged on the upper clamp support cover 2042, the inner wall of the upper shell 201 of the device is provided with a vertical slide rail 21, the other end of the cylindrical slide bar 2043 is connected with the vertical slide rail 21 in a sliding way, the inner side of the semi-circular clamp 2040 is provided with a buffer cotton 2044, the lower shell 202 of the device is provided with a lower clamp support base 2045, a cold air conveying device 2046 is arranged in the clamp support base 2045, the cold air conveying device 2046 is communicated with the semicircular lower clamp 2041, the interior of the semicircular lower clamp body 2041 is hollow, a plurality of vent holes 2047 are arranged on the inner wall of the semicircular lower clamp body 2041, the cylindrical sliding rod 2043 is provided with a first driving motor 22, and the first driving motor 22 is used for driving the cylindrical sliding rod 2043 to slide along the vertical sliding rail 21.
After the intelligent machine step motor is stopped, the brake braking device 20 is started, the driving hydraulic cylinder 2013 extends to drive the driving connecting rod 2016 to move, the driving connecting rod 2016 drives the connecting short rod 2024 to move along the 7-shaped groove 2021, the connecting short rod 2024 moves along the 7-shaped groove 2021, the driving connecting rod 2016 drives the cylindrical sliding rod 2043 of the upper clamp support cover 2042 to slide along the vertical sliding rail 21, so that the semicircular clamp 2040 moves downwards to clamp the transmission shaft 19, and the transmission shaft can be quickly stopped to rotate, and when the connecting short rod 2024 touches the cold air driving switch 2022, the cold air conveying device 2046 is started to convey cold air into the semicircular lower clamp 2041;
the arc-shaped connecting rod 2015 enables the two sides of the connecting short rod 2024 to be stressed uniformly, the service life of the connecting short rod 2024 is prolonged, the design of the buffer cotton 2044 reduces the clamping damage of the semicircular upper clamp 2040 to the transmission shaft 19, prolongs the service life of the transmission shaft 19, the design of the cold air delivery device 2046 reduces the heat generated by the friction between the transmission shaft 19 and the brake actuating device 20, the elevation moving means 203 is designed to facilitate the movement of the brake actuating means 20, while the moving wheel 2031 can be folded into the lift rod 2030 after the position of the brake actuating device 20 is determined, the placement of the brake actuating device 20 is more stable, the design of the lifting rod 2030, the brake braking device 20 can be adjusted according to the actual height of the transmission shaft 19, and the application occasions of the brake braking device 20 are increased.
In one embodiment, further comprising:
the sound absorption device is arranged on the shell main body 2 and is divided into a sound inlet and a sound outlet, the sound absorption device is hollow, and the inner wall of the sound absorption device is provided with a high-molecular porous material;
the vibration speed sensor is arranged on the shell main body 2 and used for detecting the vibration speed of the shell main body 2 when the intelligent machine step motor body works;
a first air pressure sensor provided on the housing main body 2 for detecting an air pressure outside the housing main body 2;
the sound velocity sensor is arranged outside the shell main body 2 and used for detecting the sound velocity of noise generated when the intelligent machine step motor body works;
the rotating speed sensor is arranged on the intelligent machine whole-step motor body and used for detecting the actual rotating speed of the intelligent machine whole-step motor body;
a second air pressure sensor disposed at the sound inlet of the sound absorber for detecting air pressure at the sound inlet of the sound absorber;
the third air pressure sensor is arranged at the sound outlet of the sound absorption device and used for detecting the air pressure at the sound outlet of the sound absorption device;
the controller, the alarm, the controller with vibration velocity transducer first baroceptor the sound velocity sensor tachometric transducer second baroceptor the third baroceptor with the alarm electricity is connected, the controller is based on vibration velocity transducer first baroceptor the sound velocity sensor tachometric transducer second baroceptor with the control of third baroceptor the alarm is reported to the police.
In one embodiment, the controller controls the alarm to alarm based on the vibration speed sensor, the first air pressure sensor, the sound speed sensor, the rotation speed sensor, the second air pressure sensor and the third air pressure sensor, including the steps of:
the method comprises the following steps: based on the vibration speed sensor, the first air pressure sensor, the sound velocity sensor, the rotating speed sensor and a formula (1), calculating the sound energy obtained by the ambient air when the intelligent machine step motor body works:
Figure BDA0002749259950000121
wherein, CαThe sound energy V obtained by the ambient air when the whole step motor of the intelligent machine works1Sigma is the density of air, mu0The vibration speed of the shell main body 2 when the intelligent machine step motor body works, namely the vibration speedDetection value of degree sensor, p0Is the air pressure outside the shell main body 2, namely the detection value of the air pressure sensor, theta is the sound velocity of noise generated when the intelligent machine whole-step motor body works, namely the detection value of the sound velocity sensor, ln is the natural logarithm taking e as the base, a is the stator phase number of the intelligent machine whole-step motor body, b is the rotor phase number of the intelligent machine whole-step motor body,
Figure BDA0002749259950000123
the value of the power-on mode of the intelligent machine whole-step motor is 1, n is the actual rotating speed of the intelligent machine whole-step motor, namely the detection value of the rotating speed sensor, f0Presetting the vibration frequency of the intelligent machine whole-step motor body;
step two: calculating an actual consumed acoustic energy of the sound absorbing device based on the second air pressure sensor, the third air pressure sensor, and equation (2):
Figure BDA0002749259950000122
wherein, CβAcoustic energy actually consumed for the sound-absorbing device, CαThe sound energy obtained by the ambient air when the whole step motor of the intelligent machine works, V is the volume of the sound absorption device, p1Is the air pressure at the sound inlet of the sound absorber, i.e. the detected value of the second air pressure sensor, p2The air pressure at the sound outlet of the sound absorption device, namely the detection value of the third air pressure sensor, m is the number of the high molecular porous material holes, pi is the circumferential rate, the value is 3.14, d is the diameter of the high molecular porous material holes, and h is the depth of the high molecular porous material holes;
step three: and the control compares the actually consumed sound energy of the sound absorption device with the preset consumed sound energy of the sound absorption device, and if the actually consumed sound energy of the sound absorption device is smaller than the preset consumed sound energy of the sound absorption device, the alarm gives an alarm.
The working principle and the beneficial effects of the embodiment are as follows: firstly, based on the vibration speed sensor, the air pressure sensor, the sound velocity sensor, the rotating speed sensor and a formula (1), calculating the sound energy obtained by the ambient air when the intelligent machine step motor works, then based on the second air pressure sensor, the third air pressure sensor and a formula (2), calculating the consumed sound energy of the sound absorption device, finally, controlling and comparing the consumed sound energy of the sound absorption device with the consumed preset sound energy of the sound absorption device, if the consumed sound energy of the sound absorption device is smaller than the consumed preset sound energy of the sound absorption device, the alarm gives an alarm, it is right elimination and monitoring that intelligent machine whole step motor during operation produced the noise is favorable to improving staff's operational environment, is favorable to staff's physical and mental health, calculates the parameter V of motor self is introduced to the sound energy that intelligent machine whole step motor during operation surrounding air obtained.1The calculated sound energy obtained by the ambient air when the intelligent machine step motor works is more targeted and more practical, and the parameters d, h and m of the high polymer porous material hole are introduced instead of directly using the inner wall area of the sound absorption device when the sound energy consumed by the sound absorption device is calculated, so that the calculation result is more accurate.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides an intelligent machine whole step motor with heat dissipation function, includes housing body (2) and longeron (18), its characterized in that: quick resilience sponge layer (3) are installed on the right side of shell main part (2), the surface mounting of shell main part (2) has sound insulation foam (1), chassis (16) are installed to the bottom of sound insulation foam (1), and longeron (18) are installed in the left side of chassis (16), the right side of chassis (16) is fixed with crossbeam (17), install whole step motor body of intelligent machine in shell main part (2).
2. The intelligent machine step motor with heat dissipation function of claim 1, characterized in that: the quick-rebound sponge layer (3) is fixedly connected with the shell main body (2), and the outer surface of the quick-rebound sponge layer (3) is tightly attached to the inner surface of the shell main body (2).
3. The intelligent machine step motor with heat dissipation function of claim 1, characterized in that: constitute between sound insulation foam (1) and the shell main part (2) and enclose the structure entirely, and be adhesive connection between sound insulation foam (1) and the shell main part (2).
4. The intelligent machine step motor with heat dissipation function of claim 1, characterized in that: the right side of quick resilience sponge layer (3) is connected with heat dissipation shell (7), and the inside of heat dissipation shell (7) is fixed with division board (15), screen panel (13) are all installed to the left and right sides of division board (15), and the inside of screen panel (13) is provided with heat dissipation leaf (14), constitute half surrounding structure between heat dissipation shell (7) and heat dissipation leaf (14) through screen panel (13), and be fixed connection between heat dissipation shell (7) and division board (15) to screen panel (13) are about the vertical axis position symmetry of heat dissipation shell (7).
5. The intelligent machine step motor with heat dissipation function of claim 1, characterized in that: the quick-rebounding sponge layer is characterized in that a boss (6) is fixed inside the quick-rebounding sponge layer (3), a fastening cap (4) is arranged inside the boss (6), the bottom end of the boss (6) is connected with a fastening plate (5), fastening nails (11) are fixed on the right side of the fastening plate (5), gaskets (12) are arranged on the outer surface of the fastening nails (11), the fastening cap (4) forms a rotating structure through the boss (6) and the gaskets (12) and the fastening plate (5), the fastening plate (5) and the boss (6) are connected in a welded mode, and the fastening plate (5) is arranged to be of a circular arc-shaped structure.
6. The intelligent machine step motor with heat dissipation function of claim 1, characterized in that: the utility model discloses a steel ball bearing shell, including shell main part (2), the internally mounted of shell main part (2) has holder (8), and the internal surface of holder (8) is provided with steel ball (9), the internally mounted of steel ball (9) has inner circle (10), be fixed connection between shell main part (2) and holder (8), and shell main part (2) pass through between holder (8) and steel ball (9) and inner circle (10) constitute seal structure to the outer wall width of steel ball (9) is the same with the inner wall width of holder (8), and the surface evenly distributed of inner circle (10) is followed to steel ball (9) simultaneously.
7. The intelligent machine step motor with heat dissipation function of claim 6, characterized in that: a transmission shaft (19) is arranged in the shell main body (2), one end of the transmission shaft (19) is in key connection with the inner surface of the inner ring (10), a brake braking device (20) is arranged in the middle of the other end of the transmission shaft (19), the brake braking device (20) comprises an upper device shell (201), a lower device shell (202), a lifting moving device (203) and a brake braking executing mechanism (204), the upper device shell (201) is connected with the lower device shell (202) through a connecting mechanism (205), the lifting moving device (203) is arranged at the bottom of the lower device shell (202), and the brake braking executing mechanism (204) is arranged in the upper device shell (201) and the lower device shell (202);
the lifting moving device (203) comprises a lifting rod (2030) and a moving wheel (2031), the moving wheel (2031) is installed on the lifting rod (2030), and the moving wheel (2031) can be folded into the lifting rod (2030);
be equipped with first fixed station (2010) in casing (201) on the device, first fixed station (2010) through connecting screw (2011) with the inside fixed connection of casing (201) on the device, casing (201) left side is equipped with drive hydraulic cylinder seat (2012) on the device, it is connected with driving hydraulic cylinder (2013) one end to rotate on the drive hydraulic cylinder seat (2012), the other end of driving hydraulic cylinder (2013) is equipped with drive connecting rod (2016), driving hydraulic cylinder (2013) with drive connecting rod (2016) sliding connection, be equipped with pivot (2014) on first fixed station (202), be equipped with pivot spout (2017) on first fixed station (202), pivot (2014) can be followed pivot spout (2017) slide, pivot (2014) are connected with arc connecting rod (2015), be equipped with second fixed station (2020) in casing (202) down the device, the second fixed table (2020) is connected with the lower shell (202) of the device in a hanging mode through a connecting arm (2023), a 7-shaped groove (2021) is formed in the second fixed table (2020), the 7-shaped groove (2021) penetrates through the second fixed table (2020), an air-conditioning driving switch (2022) is arranged on the right side of the 7-shaped groove (2021), a connecting short rod (2024) is arranged in the 7-shaped groove (2021), one end of the connecting short rod (2024) is connected with the arc-shaped connecting rod (2015), the other end of the connecting short rod is connected with one end of the driving connecting rod (2016), the other end of the connecting short rod (2024) can slide along the 7-shaped groove (2021), and one end, far away from the connecting short rod (2024), of the driving connecting rod (2016) is connected with the brake actuating mechanism (204);
the brake braking mechanism (24) comprises a semicircular upper clamp body (2040), a semicircular lower clamp body (2041) and an upper clamp body supporting cover (2042), the semicircular clamp body (2040) is located in the device upper shell (201) and is connected with the lower surface of the upper clamp body supporting cover (2042), a cylindrical sliding rod (2043) is arranged on the upper clamp body supporting cover (2042), a vertical sliding rail (21) is arranged on the inner wall of the device upper shell (201), the other end of the cylindrical sliding rod (2043) is in sliding connection with the vertical sliding rail (21), buffering cotton (2044) is arranged on the inner side of the semicircular clamp body (2040), a lower clamp body supporting seat (2045) is arranged in the device lower shell (202), a cold air conveying device (2046) is arranged in the clamp body supporting seat (2045), the cold air conveying device (2046) is communicated with the semicircular lower clamp body (2041), the semicircular clamp body (2041) is hollow, the inner wall of the semicircular lower clamp body (2041) is provided with a plurality of vent holes (2047), a first driving motor (22) is arranged on the cylindrical sliding rod (2043), and the first driving motor (22) is used for driving the cylindrical sliding rod (2043) to slide along the vertical sliding rail (21).
8. The intelligent machine step motor with heat dissipation function of claim 1, characterized in that: further comprising:
the sound absorption device is arranged on the shell main body (2), the sound absorption device is divided into a sound inlet and a sound outlet, the interior of the sound absorption device is hollow, and the inner wall of the sound absorption device is provided with a high-molecular porous material;
the vibration speed sensor is arranged on the shell main body (2) and used for detecting the vibration speed of the shell main body (2) when the intelligent machine step motor body works;
a first air pressure sensor arranged on the housing main body (2) and used for detecting the air pressure outside the housing main body (2);
the sound velocity sensor is arranged outside the shell main body (2) and used for detecting the sound velocity of noise generated when the intelligent machine step motor body works;
the rotating speed sensor is arranged on the intelligent machine whole-step motor body and used for detecting the actual rotating speed of the intelligent machine whole-step motor body;
a second air pressure sensor disposed at the sound inlet of the sound absorber for detecting air pressure at the sound inlet of the sound absorber;
the third air pressure sensor is arranged at the sound outlet of the sound absorption device and used for detecting the air pressure at the sound outlet of the sound absorption device;
the controller, the alarm, the controller with vibration velocity transducer first baroceptor the sound velocity sensor tachometric transducer second baroceptor the third baroceptor with the alarm electricity is connected, the controller is based on vibration velocity transducer first baroceptor the sound velocity sensor tachometric transducer second baroceptor with the control of third baroceptor the alarm is reported to the police.
9. The intelligent machine step motor with heat dissipation function of claim 8, characterized in that: the controller controls the alarm to alarm based on the vibration speed sensor, the first air pressure sensor, the sound velocity sensor, the rotating speed sensor, the second air pressure sensor and the third air pressure sensor, and the method comprises the following steps:
the method comprises the following steps: based on the vibration speed sensor, the first air pressure sensor, the sound velocity sensor, the rotating speed sensor and a formula (1), calculating the sound energy obtained by the ambient air when the intelligent machine step motor body works:
Figure FDA0002749259940000041
wherein, CαThe sound energy V obtained by the ambient air when the whole step motor of the intelligent machine works1Sigma is the density of air, mu0The vibration speed of the shell main body (2) when the intelligent machine step motor body works, namely the detection value p of the vibration speed sensor0Is the air pressure outside the shell main body (2), namely the detection value of the air pressure sensor, theta is the sound velocity of noise generated when the intelligent machine whole-step motor body works, namely the detection value of the sound velocity sensor, ln is the natural logarithm taking e as the base, a is the stator phase number of the intelligent machine whole-step motor body, b is the rotor phase number of the intelligent machine whole-step motor body,
Figure FDA0002749259940000052
the value of the power-on mode of the intelligent machine whole-step motor is 1, n is the actual rotating speed of the intelligent machine whole-step motor, namely the detection value of the rotating speed sensor, f0Presetting the vibration frequency of the intelligent machine whole-step motor body;
step two: calculating an actual consumed acoustic energy of the sound absorbing device based on the second air pressure sensor, the third air pressure sensor, and equation (2):
Figure FDA0002749259940000051
wherein, CβAcoustic energy actually consumed for the sound-absorbing device, CαThe sound energy obtained by the ambient air when the whole step motor of the intelligent machine works, V is the volume of the sound absorption device, p1Is the air pressure at the sound inlet of the sound absorber, i.e. the detected value of the second air pressure sensor, p2The air pressure at the sound outlet of the sound absorption device, namely the detection value of the third air pressure sensor, m is the number of the high molecular porous material holes, pi is the circumferential rate, the value is 3.14, d is the diameter of the high molecular porous material holes, h is the depth of the high molecular porous material holes, and lg is the natural logarithm taking 10 as the base;
step three: and the control compares the actually consumed sound energy of the sound absorption device with the preset consumed sound energy of the sound absorption device, and if the actually consumed sound energy of the sound absorption device is smaller than the preset consumed sound energy of the sound absorption device, the alarm gives an alarm.
CN202011177989.5A 2020-10-29 2020-10-29 Intelligent machine whole-step motor with heat dissipation function Withdrawn CN112234748A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207766070U (en) * 2018-01-22 2018-08-24 广东鑫龙电机科技有限公司 A kind of sound insulation and noise reduction formula motor
CN210074972U (en) * 2019-07-17 2020-02-14 绍兴市优曼科电气科技有限公司 Permanent magnet synchronous servo motor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207766070U (en) * 2018-01-22 2018-08-24 广东鑫龙电机科技有限公司 A kind of sound insulation and noise reduction formula motor
CN210074972U (en) * 2019-07-17 2020-02-14 绍兴市优曼科电气科技有限公司 Permanent magnet synchronous servo motor

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