CN221175087U - Rotary grating and spindle assembling and debugging device - Google Patents
Rotary grating and spindle assembling and debugging device Download PDFInfo
- Publication number
- CN221175087U CN221175087U CN202322638710.4U CN202322638710U CN221175087U CN 221175087 U CN221175087 U CN 221175087U CN 202322638710 U CN202322638710 U CN 202322638710U CN 221175087 U CN221175087 U CN 221175087U
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- main shaft
- grating
- micrometer
- supporting seat
- encoder
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- 230000020347 spindle assembly Effects 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003760 hair shine Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Abstract
The utility model relates to a rotary grating and spindle assembly debugging device, comprising: a debugging platform; an XY slipway; the main shaft supporting seat is connected with the XY sliding table, and an encoder main shaft is arranged on the main shaft supporting seat; the micrometer is connected with the position adjusting block and is contacted with the rotating grating by pushing the position adjusting block so as to realize the adjustment of the position between the rotating grating and the fixed grating; and the CCD camera is positioned right above the main shaft of the encoder and is used for photographing the main shaft of the encoder and the fixed grating. According to the device for assembling and debugging the rotary grating and the spindle, the distance difference between the rotary grating and the fixed grating can be clearly acquired through the high-definition CCD camera, and then the micrometer is used for carrying out tiny adjustment on the rotary grating, so that accurate position adjustment is realized, the problem that the rotary grating and the spindle are highly concentric is solved, and the production quality and the production efficiency are greatly improved.
Description
Technical Field
The utility model relates to the technical field of photoelectric rotary encoders, in particular to a device for assembling and debugging a rotary grating and a main shaft.
Background
A photoelectric encoder is a sensor that converts the geometric displacement amount on an output shaft into a pulse or a digital amount by photoelectric conversion. The photoelectric encoder consists of a rotary grating and a photoelectric detection device, and the grating disk is a disk with a certain diameter and is provided with a plurality of rectangular holes in an equal division mode. When the motor rotates, the main shaft drives the rotary grating disk to rotate, and light rays emitted by the light emitting diode irradiate the photodiode through a gap between the fixed grating and the rotary grating to generate current signals, and then the current signals are processed by a subsequent circuit to obtain output signals.
In the process of assembling the photoelectric encoder, the rotating grating and the main shaft must be concentric, so that signals obtained by the rotating grating and the fixed grating in the rotating process are relatively more stable.
However, in a specific manual assembly process, for the positioning between two coaxial components to be ensured, the position offset of different degrees easily occurs during debugging, so that the central axes of the two assembled components are offset, and the two assembled components are required to be adjusted and matched repeatedly, so that the problem of low assembly efficiency exists, the requirement of assembly precision cannot be met, the assembly specification is easily not met, and the influence on the whole quality is large under the condition of higher requirement on the product precision.
Disclosure of utility model
Therefore, the utility model aims to solve the technical problem of how to ensure accurate coaxial assembly of the main shaft and the rotary grating of the encoder in the prior art.
In order to solve the technical problems, the utility model provides a device for assembling and debugging a rotary grating and a main shaft, which comprises: a debugging platform; the XY slipway is fixedly arranged on the debugging platform; the main shaft supporting seat is connected with the XY sliding table, and an encoder main shaft is arranged on the main shaft supporting seat; the micrometer is arranged on the main shaft supporting seat, and is connected with a position adjusting block, and the micrometer is contacted with the rotating grating by pushing the position adjusting block so as to realize the adjustment of the position between the rotating grating and the fixed grating; and the CCD camera is arranged on the debugging platform and is positioned right above the main shaft of the encoder, and the CCD camera is used for photographing the main shaft of the encoder and the fixed grating.
In one embodiment of the utility model, the debugging platform is provided with a UV light source irradiation head, the UV light source irradiation head is used for emitting a UV purple light source, and the UV purple light source is used for irradiating glue on the fixed grating and the main shaft of the encoder to be solidified.
In one embodiment of the utility model, the main shaft supporting seat is rectangular and blocky, a hollow concave cavity is arranged in the middle of the main shaft supporting seat, a U-shaped groove is arranged at the upper end of the main shaft supporting seat, the U-shaped groove is communicated with the concave cavity, and the main shaft of the encoder is arranged in the U-shaped groove.
In one embodiment of the utility model, the upper end surface of the main shaft supporting seat is provided with a main shaft positioning plate, the main shaft positioning plate is provided with an arc-shaped groove penetrating up and down, and the arc-shaped groove and the U-shaped groove are coaxially arranged.
In one embodiment of the utility model, the spindle support is provided with a plurality of positioning pins for positioning the encoder.
In one embodiment of the utility model, the arc-shaped groove is provided with a positioning concave table near the inner circumference of the upper end surface of the main shaft supporting seat, and the outer edge of the encoder is arranged in the positioning concave table.
In one embodiment of the utility model, a micrometer mounting plate is arranged on the side wall of one side, far away from the U-shaped groove, of the spindle supporting seat, and the micrometer is arranged on the micrometer mounting plate.
In one embodiment of the utility model, a micrometer guide assembly is arranged on the micrometer mounting plate, the micrometer guide assembly is connected with the position adjusting block, and the micrometer guide assembly is used for guiding the position adjusting block to move along the radial direction of the rotating grating.
In one embodiment of the utility model, the end of the position adjusting block, which is far away from the micrometer, is provided with a rectangular convex part, the rectangular convex part and the position adjusting block are arranged in a convex shape, and the rectangular convex part is in contact with the rotating grating.
In one embodiment of the utility model, the debugging platform is provided with a camera mounting frame and a UV lamp mounting frame, the CCD camera is arranged on the camera mounting frame, the camera mounting frame is provided with a camera light source, and the UV light source irradiation head is arranged on the UV lamp mounting frame.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
According to the device for assembling and debugging the rotary grating and the spindle, the distance difference between the rotary grating and the fixed grating can be clearly acquired through the high-definition CCD camera, and then the micrometer is used for carrying out tiny adjustment on the rotary grating, so that accurate position adjustment is realized, the problem that the rotary grating and the spindle are highly concentric is solved, and the production quality and the production efficiency are greatly improved.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
FIG. 1 is a schematic diagram of the overall structure of a rotary grating and spindle assembly debugging device of the present utility model;
FIG. 2 is a partial front view of the rotary grating and spindle assembly debugging device of the present utility model;
FIG. 3 is a schematic diagram of a partial structure of a turning grating and spindle assembly debugging device of the present utility model;
FIG. 4 is a schematic view of a spindle carrier according to the present utility model;
FIG. 5 is a schematic diagram of a spindle carrier according to a second embodiment of the present utility model;
fig. 6 is a schematic structural view of the micrometer guide assembly of the present utility model.
Description of the specification reference numerals: debugging platform 1, camera mounting bracket 11, UV lamp mounting bracket 12, supporting legs 13, XY slip table 2, main shaft supporting seat 3, sunken cavity 31, U-shaped recess 32, main shaft locating plate 33, arc wall 331, positioning concave table 332, locating pin 34, micrometer mounting panel 35, micrometer 4, position adjustment piece 41, rectangle convex part 411, CCD camera 5, UV light source shines head 6, micrometer guide component 7, guide post 71, guide sliding sleeve 72, guide post connecting plate 73, camera light source 8.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Example 1
Referring to fig. 1, the device for assembling and debugging a rotating grating and a spindle of the present utility model comprises: the device comprises a debugging platform 1, an XY slipway 2, a main shaft supporting seat 3, a micrometer 4 and a CCD camera 5; a debugging platform 1 as an integral supporting component; an XY slide table 2 fixedly provided on the debugging platform 1; a main shaft supporting seat 3 connected with the XY slipway 2, and an encoder main shaft is arranged on the main shaft supporting seat 3; the micrometer 4 is arranged on the spindle supporting seat 3, and a position adjusting block 41 is connected to the micrometer 4, and the micrometer 4 is contacted with the rotating grating by pushing the position adjusting block 41 so as to realize the adjustment of the position between the rotating grating and the fixed grating; and the CCD camera 5 is arranged on the debugging platform 1, the CCD camera 5 is positioned right above the main shaft of the encoder, and the CCD camera 5 is used for photographing the main shaft of the encoder and the fixed grating.
The CCD camera 5 is connected to the display screen, so that an enlarged picture of the rotating grating and the fixed grating shot by the CCD camera 5 can be clearly displayed on the display screen, therefore, the distance difference between the rotating grating and the fixed grating can be checked on the display screen, when the distance adjustment is carried out, the spindle of the encoder is rotated, the rotating grating can rotate along with the encoder at the same time, the position change of the rotating grating and the fixed grating is observed under the CCD camera 5, the spindle of the encoder rotates by 360 degrees, the CCD camera 5 observes under the CCD camera, the rotating grating and the fixed grating are found to be furthest, the rotating grating is illustrated to be furthest deviated from the concentric position, at the moment, the micrometer is rotated, the rotating grating is pushed by the position adjusting block 41, the deviation concentricity of the position is reduced, the spindle of the encoder is rotated by 360 degrees again, the rotating grating and the fixed grating are found furthest, and the rotating micrometer is pushed by the position adjusting block 41; this is repeated a number of times until the encoder spindle rotates 360, the rotating grating grid is the same distance as the fixed grating grid, indicating that the fixed grating and spindle are already in a highly concentric position.
Referring to fig. 2-5, the spindle supporting seat 3 is rectangular and block-shaped, a hollow concave cavity 31 is arranged in the middle of the spindle supporting seat 3, a U-shaped groove 32 is arranged at the upper end of the spindle supporting seat 3, the U-shaped groove 32 is communicated with the concave cavity 31, the encoder spindle is arranged in the U-shaped groove 32, and at the moment, the lower end of the encoder spindle is positioned in the concave cavity 31. The lens of the CCD camera 5 is arranged opposite to the upper end face of the main shaft supporting seat 3, and the U-shaped groove 32 is positioned right below the lens of the CCD camera 5, so that the encoder main shaft is positioned right below the lens of the CCD camera 5.
In the above structure, the structure of installing the encoder spindle is that a plurality of locating pins 34 are arranged on the spindle supporting seat 3, the locating pins 34 are used for locating the encoder, a spindle locating plate 33 is arranged on the upper end face of the spindle supporting seat 3, an arc-shaped groove 331 penetrating vertically is arranged on the spindle locating plate 33, and the arc-shaped groove 331 and the U-shaped groove 32 are coaxially arranged. The plurality of locating pins 34 can function to precisely locate the encoder spindle. Meanwhile, teflon treatment is carried out on the whole surfaces of the main shaft supporting seat 3 and the main shaft positioning plate 33, so that scratches in the installation of the main shaft of the encoder are avoided.
In addition, the arc-shaped groove 331 is provided with a positioning concave table 332 near the inner circumference of the upper end surface of the main shaft supporting seat 3, and the outer edge of the encoder is arranged in the positioning concave table 332.
In the above structure, the side wall of the main shaft support seat 3 far away from the side of the U-shaped groove 32 is provided with a micrometer mounting plate 35, and the micrometer 4 is arranged on the micrometer mounting plate 35.
Referring to fig. 6, the micrometer guide assembly 7 is disposed on the micrometer mounting plate 35, the micrometer guide assembly 7 is connected with the position adjusting block 41, and the micrometer guide assembly 7 is used for guiding the position adjusting block 41 to move radially along the rotating grating. Micrometer guide assembly 7 includes guide post 71, the guide sliding sleeve 72 and the guide post connecting plate 73 that two symmetries set up, micrometer 4 and the guide post 71 parallel arrangement that two symmetries set up to micrometer 4 is located between the guide post 71 that two symmetries set up, the guide sliding sleeve 72 setting that two symmetries set up on micrometer mounting panel 35, the guide post 71 and the guide sliding sleeve 72 one-to-one setting that two symmetries set up of two symmetries to guide post 71 and guide sliding sleeve 72 sliding connection, guide post connecting plate 73 is connected with the one end of guide post 71 that two symmetries set up, position adjustment piece 41 is connected with the other end of guide post 71 that two symmetries set up. The guide post connecting plate 73 is a U-shaped plate and just gets away from the micrometer 4.
In addition, the end of the position adjusting block 41 far away from the micrometer 4 is provided with a rectangular convex part 411, the rectangular convex part 411 and the position adjusting block 41 are arranged in a convex shape, and the rectangular convex part 411 is contacted with the rotating grating. Through rotatory micrometer 4, control micrometer 4 back and forth movement, the axis of micrometer 4 is along the radial of rotation grating, and the micrometer selects three abundant brand, and precision 0.01mm can the fine control back and forth movement distance to when promoting position adjustment piece 41 and rotating the edge of grating to contact, finely tune the rotation grating grid.
Example two
Based on the structure of the first embodiment, the debugging platform 1 is provided with a UV light source irradiation head 6, the UV light source irradiation head 6 is used for emitting a UV violet light source, and the UV violet light source is used for irradiating the glue on the fixed grating and the encoder spindle until solidification.
In addition, be equipped with camera mounting bracket 11 and UV lamp mounting bracket 12 on the debugging platform 1, CCD camera 5 sets up on camera mounting bracket 11 to install camera light source 8 on the camera mounting bracket 11, UV light source shines head 6 and sets up on UV lamp mounting bracket 12. The lower end surface of the debugging platform 1 is provided with supporting feet 13. The CCD camera 5 is a high-definition CCD camera, the electronic magnification is 21-135 times adjustable (can be increased to 270 times), and the grid above the rotating grating can be clearly seen. The UV light source irradiation head 6 is obliquely arranged opposite to the main shaft of the encoder, and can emit UV ultraviolet light source through UV power supply control, and irradiate UV glue on the fixed grating and the main shaft of the encoder, so that the rotary grating and the main shaft of the encoder are completely fixed.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. The utility model provides a rotation grating and main shaft equipment debugging device which characterized in that includes:
A debugging platform;
The XY slipway is fixedly arranged on the debugging platform;
the main shaft supporting seat is connected with the XY sliding table, and an encoder main shaft is arranged on the main shaft supporting seat;
The micrometer is arranged on the main shaft supporting seat, and is connected with a position adjusting block, and the micrometer is contacted with the rotating grating by pushing the position adjusting block so as to realize the adjustment of the position between the rotating grating and the fixed grating;
And the CCD camera is arranged on the debugging platform and is positioned right above the main shaft of the encoder, and the CCD camera is used for photographing the main shaft of the encoder and the fixed grating.
2. The rotating grating and spindle assembly debugging device of claim 1, wherein: the debugging platform is provided with a UV light source irradiation head, the UV light source irradiation head is used for emitting a UV purple light source, and the UV purple light source is used for irradiating glue on the fixed grating and the main shaft of the encoder until solidification.
3. The rotating grating and spindle assembly debugging device of claim 1, wherein: the main shaft supporting seat is rectangular block-shaped, a hollow concave cavity is arranged in the middle of the main shaft supporting seat, a U-shaped groove is formed in the upper end of the main shaft supporting seat, the U-shaped groove is communicated with the concave cavity, and the main shaft of the encoder is arranged in the U-shaped groove.
4. A rotary grating and spindle assembly debugging device according to claim 3, wherein: the upper end face of the main shaft supporting seat is provided with a main shaft positioning plate, the main shaft positioning plate is provided with an arc-shaped groove penetrating up and down, and the arc-shaped groove and the U-shaped groove are coaxially arranged.
5. The rotating grating and spindle assembly and debugging device according to claim 4, wherein: the main shaft supporting seat is provided with a plurality of positioning pins, and the positioning pins are used for positioning the encoder.
6. The rotating grating and spindle assembly and debugging device according to claim 4, wherein: the arc-shaped groove is provided with a positioning concave table near the inner circumference of the upper end face of the main shaft supporting seat, and the outer edge of the encoder is arranged in the positioning concave table.
7. The rotating grating and spindle assembly debugging device of claim 1, wherein: the side wall of the main shaft supporting seat, which is far away from one side of the U-shaped groove, is provided with a micrometer mounting plate, and the micrometer is arranged on the micrometer mounting plate.
8. The rotating grating and spindle assembly debugging device of claim 7, wherein: the micrometer mounting plate is provided with a micrometer guide assembly, the micrometer guide assembly is connected with the position adjusting block, and the micrometer guide assembly is used for guiding the position adjusting block to radially move along the rotating grating.
9. The rotating grating and spindle assembly debugging device of claim 1, wherein: the end of the position adjusting block far away from the micrometer is provided with a rectangular convex part, the rectangular convex part and the position adjusting block are arranged in a convex shape, and the rectangular convex part is contacted with the rotating grating.
10. The rotating grating and spindle assembly debugging device of claim 2, wherein: the debugging platform is provided with a camera mounting frame and a UV lamp mounting frame, the CCD camera is arranged on the camera mounting frame, a camera light source is arranged on the camera mounting frame, and the UV light source irradiation head is arranged on the UV lamp mounting frame.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221175087U true CN221175087U (en) | 2024-06-18 |
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