CN208968565U - Split type photoelectric encoder - Google Patents
Split type photoelectric encoder Download PDFInfo
- Publication number
- CN208968565U CN208968565U CN201821821224.9U CN201821821224U CN208968565U CN 208968565 U CN208968565 U CN 208968565U CN 201821821224 U CN201821821224 U CN 201821821224U CN 208968565 U CN208968565 U CN 208968565U
- Authority
- CN
- China
- Prior art keywords
- rotor
- circuit board
- rotary shaft
- photoelectric encoder
- split type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Optical Transform (AREA)
Abstract
The utility model relates to a split type photoelectric encoder, which comprises a circuit board, a rotating shaft, a code wheel, a base and a fixing component, wherein the fixing component comprises a fixing ring, a wedge-shaped supporting block and a rotor which are sleeved inside the base, the fixing ring can drive the rotor to rotate on the base, so that the rotor is supported by the wedge-shaped supporting block on the base to change the height, the rotor props against the lower surface of the rotating shaft at the highest position to ensure the air gap between the code wheel and a photoelectric conversion chip on the circuit board, a rotating shaft of a motor and the rotating shaft of the photoelectric encoder are fixed through a locking device, and then the rotor is rotated to the lowest position to normally work, the structure not only ensures the safe and simple installation on site, but also ensures the air gap between the code wheel and the photoelectric conversion chip on the circuit board, compared with an integral type encoder, the size is small, the main body of the encoder is made of plastic, a pair of bearings is omitted, and the product cost is reduced by about 30%.
Description
Technical field
The utility model relates to electronic measuring technology field more particularly to a kind of split type photoelectric encoders.
Background technique
Photoelectric encoder is a kind of the mechanical geometric displacement of output shaft to be converted to pulse or number by photoelectric conversion
The sensor of amount is mainly used in various numerical control devices, is a kind of most sensor of current application, photoelectric encoder mainly by
Code-disc and photoelectric detection system are constituted, and in servo-system, code-disc and motor coaxially cause the rotation of motor to drive code-disc
Rotation, then export several pulse signals through photoelectric detection system, can be calculated currently according to the pulses per second of the signal
The revolving speed of motor.The key problem of incremental photoelectric encoder first is that accurately guaranteeing that the photoelectricity on code-disc and circuit board turns
The air gap between chip is changed, incorporated light photoelectric coder is the main product of current servo in the market, and integral type is compiled
For code device, due to there is the presence of metal (upper, shafting size is easy to be fixed, but it is big, at high cost in the presence of such as volume
The defects of.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, is provided a kind of split type
Photoelectric encoder.
The utility model is to be achieved by the following technical programs:
A kind of split type photoelectric encoder, including circuit board, the rotary shaft, affixed with rotary shaft with circuit board rotation connection
Code-disc and pedestal equipped with luminous tube, the circuit board, rotary shaft, code-disc and the middle of the base be provided with shaft channel,
It outwardly protrudes to form connection ring muscle in the middle part of the rotary shaft, the connection ring muscle is connected with code-disc upwards, which is characterized in that also wraps
Fixation kit is included, the fixation kit includes the fixed ring for being socketed on chassis interior, one group of wedge shape for being fixed in base upper surface
The rotor that supporting block and both ends run through fixed ring and are slidably connected with base inner wall, the fixed ring upper surface and circuit board are solid
It connects, the rotor is set to above wedge shaped support block, and rotor resists rotary shaft lower surface, is made under the code-disc upper surface and circuit board
There are gap, the rotary shaft tops to be equipped with locking device on surface.
According to the above technical scheme, it is preferable that the rotor includes rotating ring and is symmetrically fixed in rotating ring two sides
Support shaft, the fixed ring two sides are provided with rectangular opening, and the support shaft is passed through from rectangular opening and is slidably connected with base inner wall.
According to the above technical scheme, it is preferable that the base inner wall is symmetrically provided with slideway, and square is run through in described support shaft one end
Shape hole extends in slideway, and the slideway includes first sliding groove and the second sliding slot that is connected to first sliding groove, and described first is sliding
Slot is higher than second sliding slot.
According to the above technical scheme, it is preferable that the base upper surface is connected with 4 wedge shapes in the same direction on the outside of shaft channel
Supporting block.
According to the above technical scheme, it is preferable that the wedge shaped support block section parallel with the axis of rotary shaft is right angle
It is trapezoidal.
According to the above technical scheme, it is preferable that the locking device is clamping screw.
The beneficial effects of the utility model are:
Fixed ring can drive rotor to rotate on pedestal, thus make rotor by the support of the wedge shaped support block on pedestal and
Change height, rotor resists rotary shaft lower surface at extreme higher position, both ensure that the photoelectric conversion core on code-disc and circuit board
The air gap between piece in turn ensures the concentricity of code-disc and photoelectric conversion chip, and the shaft insertion shaft of motor is led to
In road, the rotary shaft of the shaft of motor and photoelectric encoder is fixed by locking device, then rotates rotor to minimum
Position can work normally, and structure design had both guaranteed the installation that scene can be safe and simple, and guaranteed on code-disc and circuit board
Photoelectric conversion chip between the air gap, compared to integral type encoder it is small in size, height decline about 15mm, be more suitable for servo
The demand of device miniaturization, encoder main body becomes plastic material, and saves a pair of bearings, product cost decline about 30%.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model.
Fig. 2 is the schematic perspective view of the utility model pedestal.
Fig. 3 is the side structure schematic view of the utility model fixed ring.
Fig. 4 is the schematic perspective view of the utility model rotor.
In figure: 1. rotary shafts, 2. shafts, 3. clamping screws, 4. circuit boards, 5. fixed rings, 6. connection ring muscle, 7. code-discs,
8. luminous tube, 9. wedge shaped support blocks, 10. rotors, 11. pedestals, 12. rectangular openings, 13. first sliding grooves, 14. second sliding slots.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing
The utility model is described in further detail with most preferred embodiment.
As shown, the utility model includes that circuit board 4, the rotary shaft 1 being rotatablely connected with circuit board 4 and rotary shaft 1 are solid
The code-disc 7 connect and the pedestal 11 equipped with luminous tube 8, the circuit board 4, rotary shaft 1, code-disc 7 and 11 middle part of pedestal are opened
There is shaft channel, outwardly protrudes to form connection ring muscle 6 in the middle part of the rotary shaft 1, the connection ring muscle 6 is connected with code-disc 7 upwards,
It is characterized in that, further include fixation kit, the fixation kit includes being socketed on fixed ring 5 inside pedestal 11, being fixed in bottom
The rotor 10 that one group of wedge shaped support block 9 of 11 upper surfaces of seat and both ends run through fixed ring 5 and are slidably connected with 11 inner wall of pedestal,
5 upper surface of fixed ring and circuit board 4 are affixed, and the rotor 10 is set to 9 top of wedge shaped support block, and rotor 10 resists rotary shaft
1 lower surface makes 7 upper surface of code-disc and 4 lower surface of circuit board there are gap, and 1 top of rotary shaft is equipped with locking device,
Fixed ring 5 can drive rotor 10 to rotate on the pedestal 11, to make rotor 10 by the support of the wedge shaped support block 9 on pedestal 11
And changing height, rotor 10 resists 1 lower surface of rotary shaft at extreme higher position, both ensure that the photoelectricity on code-disc 7 and circuit board 4
The air gap between conversion chip in turn ensures the concentricity of code-disc 7 Yu photoelectric conversion chip, and the shaft 2 of motor is inserted
Enter in shaft channel, it is by locking device that the shaft 2 of motor and the rotary shaft 1 of photoelectric encoder is fixed, then by rotor
10 rotations to extreme lower position can work normally, and structure design had both guaranteed the installation that scene can be safe and simple, and guaranteed code
The air gap between photoelectric conversion chip on disk 7 and circuit board 4, small in size compared to integral type encoder, height decline is about
15mm, be more suitable for servosystem miniaturization demand, encoder main body becomes plastic material, and saves a pair of bearings, product at
This decline about 30%.
According to above-described embodiment, it is preferable that the rotor 10 includes rotating ring and is symmetrically fixed in rotating ring two sides
Support shaft, 5 two sides of fixed ring are provided with rectangular opening 12, and the support shaft is passed through from rectangular opening 12 and slided with 11 inner wall of pedestal
Dynamic connection, the height of rectangular opening 12 are greater than the diameter of support shaft, guarantee that rotor 10 moves up and down in rotary course.
According to above-described embodiment, it is preferable that 11 inner wall of pedestal is symmetrically provided with slideway, and square is run through in described support shaft one end
Shape hole 12 extends in slideway, and the slideway includes first sliding groove 13 and the second sliding slot being connected to first sliding groove 13 14, institute
First sliding groove 13 is stated higher than second sliding slot 14, first sliding groove 13 is aligned with 14 bottom surface of second sliding slot, and first sliding groove 13 is higher than second
Sliding slot 14 can slide into the so that rotor 10 is located at 13 top of first sliding groove at extreme higher position when rotation is to extreme lower position
In two sliding slots 14, guarantee the accurate movement in slideway of rotor 10.
According to above-described embodiment, it is preferable that 11 upper surface of pedestal is connected with 4 wedge shapes in the same direction on the outside of shaft channel
Supporting block 9 makes rotor 10 be changed height by the support of the wedge shaped support block 9 on pedestal 11, to guarantee code-disc 7 and circuit board
The gap between photoelectric conversion chip on 4.
According to above-described embodiment, it is preferable that the wedge shaped support block 9 section parallel with the axis of rotary shaft 1 is right angle
Trapezoidal, the direction of first sliding groove 13 to second sliding slot 14 is consistent with the direction of wedge shaped support block 9 highest point to minimum point, makes rotor
10 move on the inclined-plane of wedge shaped support block 9 and change height, to guarantee the photoelectric conversion chip on code-disc 7 and circuit board 4
Between the air gap.
According to above-described embodiment, it is preferable that the locking device is clamping screw 3, and 1 top of rotary shaft is provided with threaded hole,
The shaft 2 of motor and 1 upper screwed hole relative position of rotary shaft are provided with identical threaded hole, and clamping screw 3 is connected through a screw thread
The shaft 2 of motor and the rotary shaft 1 of photoelectric encoder is fixed.
Fixed ring 5 can drive rotor 10 to rotate on the pedestal 11, to make rotor 10 by the wedge shaped support on pedestal 11
The support of block 9 and change height, rotor 10 resists 1 lower surface of rotary shaft at extreme higher position, both ensure that code-disc 7 and circuit board
The air gap between photoelectric conversion chip on 4, in turn ensures the concentricity of code-disc 7 Yu photoelectric conversion chip, by motor
Shaft 2 be inserted into shaft channel, it is by locking device that the rotary shaft 1 of the shaft 2 of motor and photoelectric encoder is fixed, so
Rotor 10, which is rotated to extreme lower position, afterwards to work normally, and structure design had both guaranteed the installation that scene can be safe and simple,
And guarantee the air gap between the photoelectric conversion chip on code-disc 7 and circuit board 4, and it is small in size compared to integral type encoder, it is high
Degree decline about 15mm, is more suitable for the demand of servosystem miniaturization, encoder main body becomes plastic material, and saves a pair of of axis
It holds, product cost decline about 30%.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of split type photoelectric encoder, rotary shaft and rotary shaft including circuit board and circuit board rotation connection are affixed
Code-disc and pedestal equipped with luminous tube, the circuit board, rotary shaft, code-disc and the middle of the base are provided with shaft channel, institute
It states and outwardly protrudes to form connection ring muscle in the middle part of rotary shaft, the connection ring muscle is connected with code-disc upwards, which is characterized in that further includes
Fixation kit, the fixation kit include the fixed ring for being socketed on chassis interior, one group of wedge shape branch for being fixed in base upper surface
The rotor that bracer and both ends run through fixed ring and are slidably connected with base inner wall, the fixed ring upper surface and circuit board are solid
It connects, the rotor is set to above wedge shaped support block, and rotor resists rotary shaft lower surface, is made under the code-disc upper surface and circuit board
There are gap, the rotary shaft tops to be equipped with locking device on surface.
2. a kind of split type photoelectric encoder according to claim 1, which is characterized in that the rotor include rotating ring and
It is symmetrically fixed in the support shaft of rotating ring two sides, the fixed ring two sides are provided with rectangular opening, and the support shaft is worn from rectangular opening
It crosses and is slidably connected with base inner wall.
3. a kind of split type photoelectric encoder according to claim 2, which is characterized in that the base inner wall is symmetrically provided with cunning
Road, described support shaft one end extend in slideway through rectangular opening, and the slideway includes first sliding groove and connects with first sliding groove
Logical second sliding slot, the first sliding groove are higher than second sliding slot.
4. a kind of split type photoelectric encoder according to claim 1, which is characterized in that the base upper surface is logical along shaft
4 wedge shaped support blocks are connected on the outside of road in the same direction.
5. a kind of split type photoelectric encoder according to claim 4, which is characterized in that the wedge shaped support block and rotary shaft
The parallel section of axis be right-angled trapezium.
6. according to claim 1 to any one of 5 a kind of split type photoelectric encoder, which is characterized in that the lock
Determining device is clamping screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821821224.9U CN208968565U (en) | 2018-11-06 | 2018-11-06 | Split type photoelectric encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821821224.9U CN208968565U (en) | 2018-11-06 | 2018-11-06 | Split type photoelectric encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208968565U true CN208968565U (en) | 2019-06-11 |
Family
ID=66760332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821821224.9U Active CN208968565U (en) | 2018-11-06 | 2018-11-06 | Split type photoelectric encoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208968565U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405857A (en) * | 2018-11-06 | 2019-03-01 | 倍赫曼工业技术(天津)有限公司 | Split type photoelectric encoder |
| CN110260895A (en) * | 2019-06-19 | 2019-09-20 | 倍赫曼工业技术(天津)有限公司 | A kind of photoelectric encoder |
| CN110332955A (en) * | 2019-07-25 | 2019-10-15 | 长沙滕创信息技术有限公司 | A kind of photoelectric encoder calibration method |
| CN114623849A (en) * | 2022-03-10 | 2022-06-14 | 朝阳市加华电子有限公司 | Novel photoelectric encoder modularization code wheel |
-
2018
- 2018-11-06 CN CN201821821224.9U patent/CN208968565U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405857A (en) * | 2018-11-06 | 2019-03-01 | 倍赫曼工业技术(天津)有限公司 | Split type photoelectric encoder |
| CN110260895A (en) * | 2019-06-19 | 2019-09-20 | 倍赫曼工业技术(天津)有限公司 | A kind of photoelectric encoder |
| CN110332955A (en) * | 2019-07-25 | 2019-10-15 | 长沙滕创信息技术有限公司 | A kind of photoelectric encoder calibration method |
| CN110332955B (en) * | 2019-07-25 | 2022-03-11 | 苏州安必轩微电子技术有限公司 | Photoelectric encoder calibration method and photoelectric encoder and motor combined structure |
| CN114623849A (en) * | 2022-03-10 | 2022-06-14 | 朝阳市加华电子有限公司 | Novel photoelectric encoder modularization code wheel |
| CN114623849B (en) * | 2022-03-10 | 2023-09-15 | 朝阳市加华电子有限公司 | Photoelectric encoder modularization code wheel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208968565U (en) | Split type photoelectric encoder | |
| CN109405857A (en) | Split type photoelectric encoder | |
| CN207439354U (en) | Worm-gear speed reducer worm screw axial displacement and normal backlash detection device | |
| CN209532787U (en) | A kind of five axis Machining of Curved Surface fixture of numerically-controlled machine tool | |
| CN212278098U (en) | High-precision combined transmission device | |
| CN106313096B (en) | Joint is driven based on the robot of closed-loop control precise hydraulic | |
| CN109443401A (en) | Photoelectric encoder | |
| CN207334386U (en) | A kind of stage lamp device with the positioning of horizontal and vertical movement intelligent-induction | |
| CN102338165A (en) | Reflection type control method for monitoring angular displacement of turnable bearing | |
| CN105215484A (en) | A kind of internal thread grinding machine grinding carriage dip angle adjusting mechanism | |
| CN102352889A (en) | Control method for improving angular-displacement accuracy of rotary-table bearing | |
| CN208797792U (en) | Rotary transformer zeroing tooling and rotary transformer zero-setting system | |
| CN209310825U (en) | Single-bearing photoelectric encoder | |
| CN208565474U (en) | Linear uniform sine mechanism and rotary table | |
| CN209131616U (en) | A kind of contourgraph rotary scanning mechanism | |
| CN209264005U (en) | A kind of encoder shell of multi-functional outlet form | |
| CN208618753U (en) | A kind of displacement formula automation plastering mechanism displacement mechanism | |
| CN207938391U (en) | A kind of power cable production winding apparatus | |
| CN207522168U (en) | Two-sided powered turntable | |
| CN205864225U (en) | A kind of energy-saving speed governing permanent-magnet speed governor | |
| CN204228740U (en) | A kind of speed pickup performance index detection device | |
| CN114393553A (en) | High-precision rotary table system driven by lead screw in linear mode | |
| CN220418355U (en) | Adjusting structure of electric vortex sensor | |
| CN205734168U (en) | Digital controlled rotary indexing means | |
| CN220270472U (en) | Electric speed position flying turntable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200728 Address after: No.99, zhuangchi Middle Road, ganyao Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: DORNA TECHNOLOGY Co.,Ltd. Address before: 300 000 No. 13, Ziyuan Road, Huayuan Industrial Zone, Binhai High-tech Zone, Nankai District, Tianjin - B-601-1 Patentee before: BEIHEMAN INDUSTRIAL TECHNOLOGY (TIANJIN) Co.,Ltd. |