CN210570738U - Photoelectric encoder structure and corresponding photoelectric encoder and motor combined structure - Google Patents
Photoelectric encoder structure and corresponding photoelectric encoder and motor combined structure Download PDFInfo
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- CN210570738U CN210570738U CN201921177609.0U CN201921177609U CN210570738U CN 210570738 U CN210570738 U CN 210570738U CN 201921177609 U CN201921177609 U CN 201921177609U CN 210570738 U CN210570738 U CN 210570738U
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- 230000003287 optical effect Effects 0.000 claims description 11
- 238000010276 construction Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 21
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 6
- 206010070834 Sensitisation Diseases 0.000 description 5
- 230000008313 sensitization Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
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- 238000011900 installation process Methods 0.000 description 2
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Abstract
The utility model discloses a photoelectric encoder structure and a corresponding photoelectric encoder and motor combined structure, which comprises a bottom plate, wherein a supporting part is arranged/installed on the bottom plate; the main board is arranged on the bottom board and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the shaft sleeve is fixedly sleeved with the coded disc and is coaxial with the main board, the coded disc is arranged/installed above the main board, and the shaft sleeve is provided with a threaded hole for fastening; the auxiliary plate is flush with the upper surface of the supporting part and the upper surface of the shaft sleeve and is fastened and locked with the upper surface of the supporting part and the upper surface of the shaft sleeve through fasteners; the utility model discloses a structure, it is more simple and convenient to operate, and the structure is simpler, and the cost is also cheaper, can guarantee the position precision more.
Description
Technical Field
The utility model relates to an electromechanical field, specificly relate to a photoelectric encoder structure and corresponding photoelectric encoder and motor integrated configuration.
Background
The encoder is installed on motor or other automation equipment, converts the angle displacement or linear displacement into the signal of telecommunication for detect the angle displacement of rotation axis and the sensor of rotational speed, extensively adopt in fields such as digit control machine tool, industrial robot, car, track traffic, split type encoder is a self does not have the rotation benchmark, also does not contain built-in bearing, generally comprises main part, grating subassembly, the PCB board and the light source that contain the reading head.
In recent years, with the popularization of concepts such as automation, intellectualization and miniaturization, the split encoder is popular with users, compared with an integral encoder, the split encoder is more miniaturized in structure, the manufacturing cost is reduced, and the service life of the encoder is prolonged on the basis of improving the reliability of a finished product.
However, the existing common split type encoders have the problems of complex installation, high requirement on installation environment, high requirement on accuracy of installation parts, easiness in damaging optical devices and the like.
During assembly or installation on a motor, due to the influence of shafting precision and sensitive elements on the alignment deviation, an angle feedback error can be generated, even an encoder error code can be caused, the encoder error code can cause the angle feedback error, and dangers such as jitter and runaway can be caused, and the encoder has a feedback error, so that the equipment precision can be lost; the existing encoder installation method has the disadvantages of complex and inconvenient installation mode and higher installation cost, so a simpler and more reliable structure needs to be found.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to overcome at least one of the above-mentioned drawbacks of the prior art, and the present invention provides a photoelectric encoder structure, including a bottom plate, on which a supporting member is disposed/mounted; the mainboard is arranged on the bottom plate and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the coded disc is arranged above the main board and is accurately positioned, and the shaft sleeve is provided with a threaded hole for fastening; and the auxiliary plate is accurately flush with the upper surface of the supporting part and the upper surface of the shaft sleeve, and the auxiliary plate is fastened and locked with the upper surface of the supporting part and the upper surface of the shaft sleeve through fasteners.
The method comprises the steps of an encoder calibration process, wherein a mainboard provided with a photosensitive device is movably mounted on a bottom plate, a shaft sleeve fixedly provided with a coded disc and the bottom plate are mounted on an auxiliary plate through a supporting part on the bottom plate to form an assembly, the assembly is movably mounted on a calibration motor shaft, the bottom plate and a calibration motor flange are fixed through a fastener, the shaft sleeve and the calibration motor shaft are fixed through the fastener, the mainboard is adjusted to enable the position of the photosensitive device to be accurately aligned with the coded disc and fixed with the bottom plate, the auxiliary plate is detached, a daughter board is mounted to enable a light source on the daughter board to be located at an.
Before the calibrated whole combination body is detached from the shaft of the calibration motor, the auxiliary plate is respectively locked with the shaft sleeve and the bottom plate through fasteners, then the fasteners between the shaft sleeve and the calibration motor and the fasteners between the bottom plate and the flange of the calibration motor are loosened, and the whole combination body is detached. At this time, the light source is positioned at a desired position due to the auxiliary plate, and the position between the code wheel and the photosensitive device is kept accurately positioned. The mechanism ensures the accurate positioning of the coded disc and the photosensitive device all the time in the processes of storage, transportation/transfer and subsequent installation of the split encoder after calibration.
In the encoder installation process, when the corresponding structure provided by the scheme reaches the position of the motor to be installed, the assembly is sleeved on a motor shaft of the motor to be installed; fixedly mounting the bottom plate on a flange of a motor to be mounted; fastening the shaft sleeve on a motor shaft to be installed through a fastening piece; and removing the auxiliary plate. The encoder installation is finished. At this time, the encoder with the position accurately positioned is transferred to the motor to be installed.
According to the background art of the utility model, the existing common split encoders have the problems of complex installation, high requirement on installation environment, high requirement on the precision of installation parts, easy damage to optical devices and the like; the utility model discloses a structure, it is more simple and convenient to operate, and the structure is simpler, and the cost is also cheaper, can guarantee the position precision more.
In addition, according to the utility model discloses a photoelectric encoder structure still has following additional technical characterstic: furthermore, the supporting component is a supporting column and is arranged on the outer edge of the bottom plate, and the supporting column and the bottom plate can be integrally formed, so that the precision control is more convenient.
Furthermore, the bottom plate is of a hollow or hollowed-out structure, the photosensitive device is located on the upper surface of the main plate, the non-photosensitive device is located on the lower surface of the main plate and located in the hollow or hollowed-out part of the hollow structure, and the thickness of the whole structure is further reduced.
Furthermore, the hollow or hollowed-out structure is a hollow or hollowed-out circular ring structure or a hollow or hollowed-out polygonal structure or a semi-closed hollow or hollowed-out structure with a supporting part.
The hollow structure can be a hollow circular ring structure or a hollow polygonal structure and the like; or semi-closed hollow structure, such as hollow or hollow structure with some openings or with connecting support parts radiating from the center to the periphery.
Further, the mainboard outer fringe is provided with a plurality of structures of stepping down for supporting component, the mainboard laminating the bottom plate is locked.
Further, the bottom plate is for having the cavity or hollow out construction of a plurality of through-holes or internal thread hole or a plurality of through-holes and internal thread hole combination, on the mainboard photosensitive device installs the upper surface of mainboard, the support column is located the bottom plate edge, the mainboard outer fringe has to the structure of stepping down of support column.
Optionally, the non-photosensitive device on the mainboard is installed the lower surface of mainboard just is located bottom plate cavity or hollow out construction's cavity space one side, the mainboard outer fringe has to the structure of stepping down of support column.
Optionally, the non-photosensitive device on the main board is mounted on the upper surface of the main board.
Optionally, the photosensitive device and the non-photosensitive device on the main board can be freely and selectively mounted on the upper surface or the lower surface of the main board.
Further, be provided with the junction box on the mainboard, the daughter board include with the wiring stitch that the junction box corresponds, the daughter board passes through the wiring stitch inserts on the junction box, the daughter board outer edge have for support component's the structure of stepping down or the daughter board outer edge is including passing support component's hollow structure, the daughter board can utilize to install on the mainboard the junction box forms the support to self, the daughter board also can be installed on the bottom plate through location structure (like other support columns) on other bottom plates.
Further, the auxiliary plate has n bushing coupling holes coupled to the bushing using a fastening member and m support post coupling holes coupled to the support posts installed at the outer side of the base plate using a fastening member, and n and m are natural numbers.
Preferably, m is 3, n is 3, the auxiliary plate has a Y-shaped structure with three sides, three bushing coupling holes coupled to the bushing are formed in the middle of the auxiliary plate, and three support pillar coupling holes coupled to the support are formed in the outer side of the auxiliary plate.
Further, the bottom plate and the supporting component are of an integrally formed structure.
Further, the sub-board is mounted on a support portion of the bottom plate. The daughter board may be mounted on a support member, a support provided on the main board, a support provided on the bottom board, or other supports for fixing the daughter board at a desired position above the main board.
The utility model also provides a photoelectric encoder and motor combined structure formed based on the photoelectric encoder structure, which is characterized by comprising a bottom plate, wherein a supporting part is arranged/installed on the bottom plate; the mainboard is arranged on the bottom plate and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the coded disc is arranged/installed above the main board, and a threaded hole for fastening is formed in the shaft sleeve; the shaft sleeve is arranged on a calibration motor shaft or a motor shaft to be installed.
The photoelectric encoder structure that the present case relates to forms at the calibration in-process the utility model provides a photoelectric encoder and calibration motor shaft's integrated configuration when installing on waiting to install the motor shaft forms same integrated configuration, in the installation, will be at code wheel, sensitization device and the light source accurate positioning relation transfer that the calibration in-process formed to waiting to install on the motor shaft.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a photoelectric encoder according to the present invention;
the optical disk device comprises a bottom plate 1, a supporting part 11, a main plate 2, a abdicating structure 21, a photosensitive device 22, a code wheel 3, a daughter board 4, a light source 41, a shaft sleeve 5, a shaft sleeve hole 51, an auxiliary plate 6, a supporting column connecting hole 61 and a shaft sleeve connecting hole 62.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar identification elements or identification elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The utility model discloses a conceive as follows, the utility model provides a pair of photoelectric encoder structure is fixed with the sensitization device and the code wheel of accurate positioning through using the accessory plate, again with its fixed mounting in treating the epaxial of installation motor, the accurate position of the sensitization device and the code wheel of accurate positioning just shifts to treating to install on the motor, demolishs the accessory plate again, realizes simple and direct quick and accurate encoder installation.
The structure of the present invention will be described with reference to the accompanying drawings, wherein fig. 1 is a schematic structural diagram of a photoelectric encoder.
According to an embodiment of the present invention, as shown in fig. 1, the device comprises a bottom plate, on which a supporting member is disposed/mounted; the mainboard is arranged on the bottom plate and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the coded disc is arranged above the main board and is accurately positioned, and the shaft sleeve is provided with a threaded hole for fastening; and the auxiliary plate is accurately flush with the upper surface of the supporting part and the upper surface of the shaft sleeve, and the auxiliary plate is fastened and locked with the upper surface of the supporting part and the upper surface of the shaft sleeve through fasteners.
The method comprises the steps of an encoder calibration process, wherein a mainboard provided with a photosensitive device is movably mounted on a bottom plate, a shaft sleeve fixedly provided with a coded disc and the bottom plate are mounted on an auxiliary plate to form an assembly, the assembly is movably mounted on a calibration motor shaft, the bottom plate and a calibration motor flange are fixed through a fastener, the shaft sleeve and the calibration motor shaft are fixed through the fastener, the mainboard is adjusted to enable the position of the photosensitive device to be accurately aligned with the coded disc and fixed with the bottom plate, the auxiliary plate is detached, a daughter board is mounted to enable a light source on the daughter board to be located at an expected position above.
Before the calibrated whole combination body is detached from the shaft of the calibration motor, the auxiliary plate is respectively locked with the shaft sleeve and the bottom plate through fasteners, then the fasteners between the shaft sleeve and the calibration motor and the fasteners between the bottom plate and the flange of the calibration motor are loosened, and the whole combination body is detached. At this time, the light source is positioned at a desired position due to the auxiliary plate, and the position between the code wheel and the photosensitive device is kept accurately positioned. The mechanism ensures the accurate positioning of the coded disc and the photosensitive device all the time in the processes of storage, transportation/transfer and subsequent installation of the split encoder after calibration.
In the encoder installation process, when the corresponding structure provided by the scheme reaches the position of the motor to be installed, the assembly is sleeved on a motor shaft of the motor to be installed; fixedly mounting the bottom plate on a flange of a motor to be mounted; fastening the shaft sleeve on a motor shaft to be installed through a fastening piece; and removing the auxiliary plate. The encoder installation is finished. At this time, the encoder with the position accurately positioned is transferred to the motor to be installed.
According to the background art of the utility model, the existing common split encoders have the problems of complex installation, high requirement on installation environment, high requirement on the precision of installation parts, easy damage to optical devices and the like; the utility model discloses a structure, it is more simple and convenient to operate, and the structure is simpler, and the cost is also cheaper, can guarantee the position precision more.
According to some embodiments of the utility model, the supporting component is the support column, sets up the outer edge of bottom plate, the support column can with bottom plate integrated into one piece, it is more convenient on accuracy control.
According to some embodiments of the utility model, the bottom plate is cavity or hollow out construction, the sensitization device is located the upper surface of mainboard, non-sensitization device is located the mainboard lower surface, and is located hollow out construction's cavity or fretwork position further reduce overall structure's thickness.
According to some embodiments of the invention, the hollow or hollowed-out structure is a hollow or hollowed-out ring structure or a hollow or hollowed-out polygonal structure or is a semi-closed hollow or hollowed-out structure or a semi-closed hollow or hollowed-out structure with a support part.
The hollow structure can be a hollow circular ring structure or a hollow polygonal structure and the like; or semi-closed hollow structure, such as hollow or hollow structure with some openings or with connecting support parts radiating from the center to the periphery.
According to some embodiments of the utility model, the mainboard outer fringe be provided with a plurality of for support component's structure of stepping down, the mainboard laminating bottom plate and locking.
According to the utility model discloses a some embodiments, the cavity or the hollow out construction of bottom plate for having a plurality of through-holes or internal thread hole or a plurality of through-holes and internal thread hole combination, on the mainboard the photosensitive device is installed the upper surface of mainboard, the support column is located the bottom plate edge, the mainboard outer fringe has to the structure of stepping down of support column.
Optionally, the non-photosensitive device on the mainboard is installed the lower surface of mainboard just is located bottom plate cavity or hollow out construction's cavity space one side, the mainboard outer fringe has to the structure of stepping down of support column.
Optionally, the non-photosensitive device on the main board is mounted on the upper surface of the main board.
Optionally, the photosensitive device and the non-photosensitive device on the main board can be freely and selectively mounted on the upper surface or the lower surface of the main board.
According to some embodiments of the utility model, be provided with the junction element on the mainboard, the daughter board include with the wiring stitch that the junction element corresponds, the daughter board passes through the wiring stitch inserts on the junction element, the daughter board outer along have for the support element step down the structure or the daughter board outer along including passing the hollow structure of support element, the daughter board can utilize to install on the mainboard the junction element forms the support to self.
According to some embodiments of the present invention, the auxiliary plate has n shaft coupling holes coupled to the shaft sleeve using fasteners and m support post coupling holes coupled to the support post installed outside the base plate using fasteners, and n and m are natural numbers.
Preferably, m is 3, n is 3, the auxiliary plate has a Y-shaped structure with three sides, three bushing coupling holes coupled to the bushing are formed in the middle of the auxiliary plate, and three support pillar coupling holes coupled to the support are formed in the outer side of the auxiliary plate.
According to some embodiments of the invention, the base plate and the support member are of an integrally formed structure.
According to some embodiments of the invention, the daughter board is mounted on the support portion of the bottom plate. The daughter board may be mounted on a support member, a support provided on the main board, a support provided on the bottom board, or other supports for fixing the daughter board at a desired position above the main board.
The utility model also provides a photoelectric encoder and motor combined structure formed based on the photoelectric encoder structure, which comprises a bottom plate, wherein a supporting part is arranged/installed on the bottom plate; the mainboard is arranged on the bottom plate and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the coded disc is arranged/installed above the main board, and a threaded hole for fastening is formed in the shaft sleeve; the shaft sleeve is arranged on a calibration motor shaft or a motor shaft to be installed.
Above-mentioned photoelectric encoder structure forms in calibration process the utility model provides a photoelectric encoder and calibration motor shaft's integrated configuration when installing on waiting to install the motor shaft forms same integrated configuration, in the installation, code wheel, photosensitive device and the light source accurate positioning that forms in calibration process will be shifted to and wait to install on the motor shaft, form the utility model provides a photoelectric encoder and motor integrated configuration.
While the invention has been described in detail and with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. In particular, reasonable variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the foregoing disclosure, the drawings and the appended claims without departing from the spirit of the invention; except variations and modifications in the component parts and/or arrangements, the scope of which is defined by the appended claims and equivalents thereof.
Claims (12)
1. An optical-electrical encoder structure, comprising:
a base plate on which a support member is provided/mounted; the mainboard is arranged on the bottom plate and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the coded disc is arranged/installed above the main board, and a threaded hole for fastening is formed in the shaft sleeve; and the auxiliary plate is flush with the upper surface of the supporting part and the upper surface of the shaft sleeve, and the auxiliary plate is fastened and locked with the upper surface of the supporting part and the upper surface of the shaft sleeve through fasteners.
2. The optical encoder structure of claim 1, wherein the supporting member is a supporting column disposed at an outer edge of the base plate.
3. The optical-electrical encoder structure as claimed in claim 1, wherein the bottom plate is hollow or hollow, and the photosensitive device is located on the upper surface of the main plate.
4. The optical-electrical encoder structure of claim 3, wherein the hollow or hollowed-out structure is a hollow or hollowed-out circular ring structure or a hollow or hollowed-out polygonal structure, or is a semi-closed hollow or hollowed-out structure or a semi-closed hollow or hollowed-out structure with a supporting component.
5. The optical encoder structure of claim 1, wherein the main board has a plurality of concessional structures at its outer edge, and the main board is attached to the bottom board and locked.
6. The optical encoder structure of claim 1, wherein the bottom plate is a hollow or hollow structure having a plurality of through holes or internal thread holes or a combination of a plurality of through holes and internal thread holes, the photosensitive device on the main plate is mounted on the upper surface of the main plate, the supporting member is located on the edge of the bottom plate, and the outer edge of the main plate has a yielding structure for the supporting member.
7. The optical encoder structure of claim 1, wherein the motherboard is provided with a wiring component, the daughter board comprises a wiring pin corresponding to the wiring component, the daughter board is inserted into the wiring component through the wiring pin, the outer edge of the daughter board has a relief structure corresponding to the supporting component or the daughter board comprises a hollow structure penetrating through the supporting component.
8. The optical encoder structure according to claim 1, wherein said auxiliary plate has n boss coupling holes coupled to said boss using fasteners and m support member coupling holes coupled to said support member mounted on the outer side of said base plate using fasteners, said n and said m being natural numbers.
9. The structure of claim 8, wherein m is 3, n is 3, the auxiliary plate has a Y-shaped structure having three sides, three coupling holes of the sleeve are formed in the middle of the auxiliary plate, and three coupling holes of the supporting member are formed in the outer side of the auxiliary plate.
10. An optical encoder structure as claimed in claim 1, wherein the base plate and the support member are of one-piece construction.
11. An optical encoder structure as claimed in claim 1, wherein the daughter board is mounted to the support portion of the backplane.
12. An optical-electrical encoder and motor combination of an optical-electrical encoder structure according to any one of claims 1-11, characterized by comprising a base plate on which the support member is provided/mounted; the mainboard is arranged on the bottom plate and comprises a photosensitive device; and a daughter board disposed/mounted above the main board and including a light source; the coded disc is arranged/installed above the main board, and a threaded hole for fastening is formed in the shaft sleeve; the shaft sleeve is arranged on a calibration motor shaft or a motor shaft to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921177609.0U CN210570738U (en) | 2019-07-25 | 2019-07-25 | Photoelectric encoder structure and corresponding photoelectric encoder and motor combined structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921177609.0U CN210570738U (en) | 2019-07-25 | 2019-07-25 | Photoelectric encoder structure and corresponding photoelectric encoder and motor combined structure |
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| CN210570738U true CN210570738U (en) | 2020-05-19 |
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| CN201921177609.0U Active CN210570738U (en) | 2019-07-25 | 2019-07-25 | Photoelectric encoder structure and corresponding photoelectric encoder and motor combined structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260896A (en) * | 2019-07-25 | 2019-09-20 | 长沙滕创信息技术有限公司 | A kind of photoelectric encoder structure |
| CN120252534A (en) * | 2025-06-06 | 2025-07-04 | 深圳市思特光学科技有限公司 | Displacement sensor, galvanometer motor system, assembly method and signal processing method |
-
2019
- 2019-07-25 CN CN201921177609.0U patent/CN210570738U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260896A (en) * | 2019-07-25 | 2019-09-20 | 长沙滕创信息技术有限公司 | A kind of photoelectric encoder structure |
| CN110260896B (en) * | 2019-07-25 | 2025-06-03 | 苏州安必轩微电子技术有限公司 | A photoelectric encoder structure |
| CN120252534A (en) * | 2025-06-06 | 2025-07-04 | 深圳市思特光学科技有限公司 | Displacement sensor, galvanometer motor system, assembly method and signal processing method |
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Effective date of registration: 20201215 Address after: 215002 station 6-9f-208, creative industry park, no.328 Xinghu street, Suzhou Industrial Park, Suzhou area, China (Jiangsu) pilot Free Trade Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou anbixuan Microelectronics Technology Co., Ltd Address before: Yard 35, Chegongzhuang West Road, Haidian District, Beijing 100048 Patentee before: CHANGSHA TENGCHUANG INFORMATION TECHNOLOGY Co.,Ltd. |