CN221151088U - Low noise pneumatic step motor - Google Patents
Low noise pneumatic step motor Download PDFInfo
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- CN221151088U CN221151088U CN202322627411.0U CN202322627411U CN221151088U CN 221151088 U CN221151088 U CN 221151088U CN 202322627411 U CN202322627411 U CN 202322627411U CN 221151088 U CN221151088 U CN 221151088U
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- stepping motor
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- 230000001681 protective effect Effects 0.000 claims abstract description 25
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of stepping motors, in particular to a low-noise pneumatic stepping motor. The technical proposal comprises: the device comprises a mounting plate, a protective shell and a stepping motor body, wherein the stepping motor body is fixedly mounted at the top of the mounting plate, a protective ring is sleeved on the periphery of the stepping motor body, a mounting seat is fixedly mounted at the bottom of the protective ring, buffer rubber is fixedly mounted at the bottom of the mounting seat, and a sound insulation plate is slidably mounted on the inner wall of the protective shell, which is fixedly mounted at the top of the mounting plate, outside the stepping motor body. According to the utility model, through the mutual matching among the protective shell, the sound absorbing plate and the sound insulating plate, noise emitted by the stepping motor body can be blocked and separated through the sound insulating plate, part of noise emitted by the stepping motor body can be absorbed through the sound absorbing plate, the noise can be prevented from diffusing along the sound absorbing plate through the vacuum cavity, unabsorbed noise can be locally dispersed through the matching noise reducing through holes, and the diffusion of part of noise can be reduced.
Description
Technical Field
The utility model relates to the technical field of stepping motors, in particular to a low-noise pneumatic stepping motor.
Background
The stepping motor is a motor which converts an electric pulse signal into corresponding angular displacement or linear displacement, the rotor rotates by an angle or further before each pulse signal is input, the output angular displacement or linear displacement is in direct proportion to the input pulse number, and the rotating speed is in direct proportion to the pulse frequency, therefore, the stepping motor is also called a pulse motor, wherein the 'low-noise stepping motor' disclosed by the patent publication No. CN208461659U is used, the problem that the prior stepping motor is single in structural design and lacks noise reduction measures in actual use is solved, in addition, if the prior stepping motor is not easy to generate resonance due to improper control, the resonance can destroy synchronous operation of the rotor when exceeding a load, vibration can be generated when working at high speed, so that various defects of internal structural damage of the stepping motor are caused, and the 'low-noise stepping motor' disclosed by the patent publication No. CN211239560U is further searched, the problem that the prior stepping motor in the market is excessively loud in use is actually solved, the output shaft can rotate at high speed when the prior stepping motor is used, and the motor is driven to generate sound, and the prior stepping motor is slightly loud in high in speed, so that the prior art can not cause great noise, and the prior art can not cause great noise when the actual noise is not met, and the like, and the defects of the prior stepping motor cannot be met when the actual needs are met, and the like: when the stepping motor runs, noise can be generated, meanwhile, the stepping motor also has a vibration phenomenon, so that an installation object and the stepping motor can vibrate synchronously, larger noise can be generated easily, and the low-noise pneumatic stepping motor needs to be designed.
Disclosure of utility model
The present utility model is directed to a low noise pneumatic stepping motor to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the low-noise pneumatic stepping motor comprises a mounting plate, a protective shell and a stepping motor body, wherein the stepping motor body is fixedly mounted at the top of the mounting plate, a protective ring is sleeved on the periphery of the stepping motor body, a mounting seat is fixedly mounted at the bottom of the protective ring, buffer rubber is fixedly mounted at the bottom of the mounting seat, the protective shell is fixedly mounted at the top of the mounting plate outside the stepping motor body, and a sound insulation plate is slidably mounted on the inner wall of the protective shell.
Through starting the step motor organism, can block the separation with the noise that the step motor organism distributed through the acoustic celotex board, can be with the partial noise absorption that the step motor organism sent through the shield shell cooperation acoustic panel, can prevent noise along the acoustic panel diffusion through the vacuum chamber, the cooperation through-hole of making an uproar that falls can carry out the local dispersion with unabsorbed noise, can reduce high noise to low noise state, can reduce the diffusion of partial noise, can carry out local protection to the step motor organism through the shield ring, when the step motor organism takes place to vibrate, can convey vibration to inside the buffer rubber through the shield ring, can reduce the influence of vibration to the mounting panel, can avoid the phenomenon of mounting panel and step motor organism synchronous vibration, can reduce noise production.
Preferably, the mounting hole has been seted up in the outside of mounting panel, and the mount pad has through connecting rod fixed mounting between the step motor organism. The mounting plate can be fastened at a proper position on the surface of an object through the mounting holes, and the mounting seat can be supported through the connecting rod.
Preferably, a rubber block is fixedly arranged at the top of the mounting plate, and a thread groove is formed in the rubber block. Vibration phenomenon transmitted during starting of the stepping motor body can be buffered through the rubber block, and the fixing bolt can be installed in a threaded mode through the threaded groove.
Preferably, the inner wall of the protective shell is fixedly provided with a sound absorbing plate, and a vacuum cavity is formed in the sound absorbing plate. The noise absorption device has the advantages that part of noise emitted by the stepping motor body can be absorbed through the matching sound absorbing plate, and the noise can be prevented from diffusing along the sound absorbing plate through the vacuum cavity.
Preferably, the inside of the protective shell is composed of sound insulation and noise reduction materials, and noise reduction through holes are formed in the outer side of the protective shell. The noise absorption device has the advantages that part of noise emitted by the stepping motor body can be absorbed through the protective shell, and unabsorbed noise can be locally dispersed through the noise reduction through holes.
Preferably, a threaded hole is formed in the mounting seat, and a fixing bolt is mounted in the threaded hole through internal threads. The fixing bolt can be arranged in the installation seat in a threaded mode through the threaded hole, and the installation seat can be fastened on the surface of the installation plate through the fixing bolt.
Preferably, the sound insulation plate and the protective shell are fixedly installed through a fixing frame, and a sliding groove corresponding to the sound insulation plate is formed in the fixing frame. Can fix the acoustic celotex board through the mount, can make things convenient for acoustic celotex board's back-and-forth slip through the sliding tray.
Compared with the prior art, the utility model has the beneficial effects that:
1. Through being provided with the mutual cooperation between protecting crust, acoustic panel and the acoustic panel, can block the separation with the noise that the step motor organism distributes through the acoustic panel, can absorb the partial noise that the step motor organism sent through the acoustic panel, can prevent noise along the acoustic panel diffusion through the vacuum chamber, cooperation noise reduction through-hole can carry out the local dispersion with unabsorbed noise, can reduce high noise to low noise state, can reduce the diffusion of partial noise.
2. Through being provided with the protection ring, the cooperation between buffer rubber and the rubber piece, can carry out local protection to the step motor organism through the protection ring, when the step motor organism takes place to vibrate, can convey vibration to the buffer rubber inside through the protection ring, the cooperation rubber piece can reduce the vibration frequency after conveying, can reduce the influence of vibration to the mounting panel, can avoid the phenomenon of mounting panel and step motor organism synchronous vibration, can reduce noise production.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 3 is a schematic side sectional view of the present utility model;
FIG. 4 is a schematic side view of a protective housing according to the present utility model;
FIG. 5 is a schematic side view of a guard ring according to the present utility model.
In the figure: 1. a mounting plate; 101. a mounting hole; 102. a rubber block; 103. a thread groove; 2. a protective shell; 201. a sound absorbing panel; 202. a vacuum chamber; 203. a noise reduction through hole; 3. a stepping motor body; 301. a guard ring; 302. a connecting rod; 4. a mounting base; 401. a buffer rubber; 402. a threaded hole; 403. a fixing bolt; 5. a sound insulation board; 501. a fixing frame; 502. a sliding groove.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the low-noise pneumatic stepping motor provided by the utility model comprises a mounting plate 1, a protective shell 2 and a stepping motor body 3, wherein the stepping motor body 3 is fixedly arranged at the top of the mounting plate 1, a protective ring 301 is sleeved on the periphery of the stepping motor body 3, a mounting seat 4 is fixedly arranged at the bottom of the protective ring 301, a buffer rubber 401 is fixedly arranged at the bottom of the mounting seat 4, and a sound insulation plate 5 is slidably arranged on the inner wall of the protective shell 2 and fixedly arranged at the top of the mounting plate 1 outside the stepping motor body 3;
The inner wall fixed mounting of protection shell 2 has abatvoix 201, and vacuum cavity 202 has been seted up to the inside of abatvoix 201, and the inside of protection shell 2 has the material of making an uproar of falling of giving sound insulation to constitute, and the through-hole 203 of making an uproar falls has been seted up in the outside of protection shell 2, through mount 501 fixed mounting between acoustic celotex 5 and the protection shell 2, and slide groove 502 that corresponds with acoustic celotex 5 has been seted up to the inside of mount 501.
The low noise pneumatic stepper motor based on embodiment 1 works on the principle that: by starting the stepping motor body 3, vibration and noise can be generated when the stepping motor is used for a period of time, noise emitted by the stepping motor body 3 can be blocked and separated through the sound insulation plate 5, the sound insulation plate 5 can be fixed through the fixing frame 501, the front and back sliding of the sound insulation plate 5 can be facilitated through the sliding groove 502, part of noise emitted by the stepping motor body 3 can be absorbed through the protection shell 2 matched with the sound absorption plate 201, the noise can be prevented from being diffused along the sound absorption plate 201 through the vacuum cavity 202, the unabsorbed noise can be locally dispersed through the matched noise reduction through holes 203, the high noise can be reduced to a low noise state, and the diffusion of part of noise can be reduced;
the stepping motor body 3 can be locally protected through the protection ring 301, when the stepping motor body 3 vibrates, the vibration can be transmitted to the inside of the buffer rubber 401 through the protection ring 301, the influence of the vibration on the mounting plate 1 can be reduced, the phenomenon that the mounting plate 1 and the stepping motor body 3 vibrate synchronously can be avoided, and noise generation can be reduced.
Example two
As shown in fig. 1, 2, 4 and 5, the low-noise pneumatic stepping motor according to the present utility model further includes: the mounting hole 101 has been seted up in the outside of mounting panel 1, and mount pad 4 has between the step motor organism 3 through connecting rod 302 fixed mounting, and the top fixed mounting of mounting panel 1 has rubber piece 102, and screw thread groove 103 has been seted up to the inside of rubber piece 102, and screw hole 402 has been seted up to the inside of mount pad 4, and fixing bolt 403 is installed to the internal thread of screw hole 402.
In this embodiment, as shown in fig. 1, the mounting plate 1 can be fastened in place on the surface of an object through the mounting holes 101; as shown in fig. 2, the mount 4 can be supported by the connection rod 302; as shown in fig. 4, the rubber block 102 can buffer vibration transmitted when the stepping motor body 3 is started, and the fixing bolt 403 can be screwed through the screw groove 103; as shown in fig. 5, the fixing bolt 403 can be screwed into the mount 4 through the screw hole 402, and the mount 4 can be fastened to the surface of the mount 1 through the fixing bolt 403.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (7)
1. The utility model provides a low noise pneumatic type step motor, includes mounting panel (1), protecting crust (2) and step motor organism (3), its characterized in that: the motor is characterized in that a stepping motor body (3) is fixedly arranged at the top of the mounting plate (1), a protection ring (301) is sleeved on the periphery of the stepping motor body (3), a mounting seat (4) is fixedly arranged at the bottom of the protection ring (301), buffer rubber (401) is fixedly arranged at the bottom of the mounting seat (4), a protection shell (2) is fixedly arranged at the top of the mounting plate (1) at the outer side of the stepping motor body (3), and a sound insulation plate (5) is slidably arranged on the inner wall of the protection shell (2).
2. The low noise pneumatic stepper motor of claim 1, wherein: the outer side of the mounting plate (1) is provided with a mounting hole (101), and the mounting seat (4) is fixedly mounted between the stepping motor bodies (3) through a connecting rod (302).
3. The low noise pneumatic stepper motor of claim 1, wherein: the top of mounting panel (1) fixed mounting has rubber piece (102), and thread groove (103) have been seted up to the inside of rubber piece (102).
4. The low noise pneumatic stepper motor of claim 1, wherein: the inner wall of the protective shell (2) is fixedly provided with a sound absorbing plate (201), and a vacuum cavity (202) is formed in the sound absorbing plate (201).
5. The low noise pneumatic stepper motor of claim 1, wherein: the inside of the protective shell (2) is composed of sound insulation and noise reduction materials, and a noise reduction through hole (203) is formed in the outer side of the protective shell (2).
6. The low noise pneumatic stepper motor of claim 1, wherein: threaded holes (402) are formed in the mounting seat (4), and fixing bolts (403) are installed in the internal threads of the threaded holes (402).
7. The low noise pneumatic stepper motor of claim 1, wherein: the sound insulation plate (5) is fixedly arranged with the protective shell (2) through a fixing frame (501), and a sliding groove (502) corresponding to the sound insulation plate (5) is formed in the fixing frame (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322627411.0U CN221151088U (en) | 2023-09-26 | 2023-09-26 | Low noise pneumatic step motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322627411.0U CN221151088U (en) | 2023-09-26 | 2023-09-26 | Low noise pneumatic step motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221151088U true CN221151088U (en) | 2024-06-14 |
Family
ID=91419857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322627411.0U Active CN221151088U (en) | 2023-09-26 | 2023-09-26 | Low noise pneumatic step motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221151088U (en) |
-
2023
- 2023-09-26 CN CN202322627411.0U patent/CN221151088U/en active Active
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