CN206724978U - A kind of raster rotary coder - Google Patents
A kind of raster rotary coder Download PDFInfo
- Publication number
- CN206724978U CN206724978U CN201720526089.4U CN201720526089U CN206724978U CN 206724978 U CN206724978 U CN 206724978U CN 201720526089 U CN201720526089 U CN 201720526089U CN 206724978 U CN206724978 U CN 206724978U
- Authority
- CN
- China
- Prior art keywords
- disk
- bung
- grating
- mounting hole
- raster
- 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.)
- Expired - Fee Related
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Abstract
It the utility model is related to a kind of raster rotary coder, including shell, rotary shaft, socket dynamic grating on the rotary shaft, determine grating, circuit board, the light emitting diode installed photosensitive tube on circuit boards, be connected with circuit board, the raster rotary coder also includes zero device support.The beneficial effects of the utility model are：First by rotary shaft, dynamic grating, determine grating, circuit board, photosensitive tube, light emitting diode and be fixed on zero device support, then zero device support is installed into shell, installation difficulty can be reduced, simplify installation procedure, raising production efficiency.
Description
Technical field
It the utility model is related to rotary encoder field, more particularly to a kind of raster rotary coder.
Background technology
Rotary encoder is high-acruracy survey sensor, and its principle is mainly lighted using light-emitting component, and light is by moving light
Grid reach photo detector with grating is determined, and the rotating shaft connection of rotary encoder is tested dead axle, when tested System of Rotating about Fixed Axis, encoder turn
Axle, which drives, determines grating synchronous axial system so that dynamic grating forms thang-kng state and the state of shading, phase with determining the grid of both gratings
The photo detector answered then exports the analog signal of " 1 " " 0 ".
Existing raster rotary coder is directly to be installed to the installation of each parts in shell in order, installation difficulty
Greatly, complex procedures, low production efficiency.
Utility model content
The purpose of this utility model is to overcome problem above existing for prior art, there is provided a kind of grating rotating coding
Device, there is the characteristics of installation difficulty is low, process is simple, production efficiency is high.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
A kind of raster rotary coder, including shell, rotary shaft, socket dynamic grating on the rotary shaft, determine grating, circuit
Plate, installation photosensitive tube on circuit boards, the light emitting diode being connected with circuit board, the raster rotary coder also include zero device
Part support, the zero device support include offering the first disk of the first mounting hole, offer the second circle of the second mounting hole
The contiguous block of disk and the semi-annular shape of the first disk of connection and the second disk, first mounting hole and the second mounting hole exist
The side relative with the first mounting hole offers on same straight line, on first disk opens with what the first disk border connected
Mouthful, described to determine grating in the second mounting hole, the circuit board is arranged on the rear end of the second disk and is directed at photosensitive tube
Determine grating, the light emitting diode is arranged on the first disk and is directed at the first mounting hole, and the dynamic grating is positioned at the first circle
Between disk and the second disk, the rotary shaft rotational installation is in the opening.
Further, the shell includes drum and bung, has internal thread, the bung on the inside of the bung of the drum
Outside has external screw thread, and the drum and bung are screwed by external screw thread and internal thread, the drum middle inside have to
The annular brace portion that center protrudes, the sidewall thickness of the bung are identical with the thickness of annular brace portion.
Further, the front end of the annular brace portion abuts with the rear end of zero device support, the zero device support
Front end abuts with the rear end of bung.
Further, bearing is installed, the rotary sleeve is connected in brearing bore in the bung.
Further, prism is installed in first mounting hole.
Further, the zero device support is located at contiguous block side and is used to install the logical of conductor wire with front and rear insertion
Hole.
Further, the outside of first disk and the second disk is provided with the groove for being used for installing sealing ring, described recessed
Sealing ring is installed in groove.
Further, a rubber blanket is respectively pasted in the front end of first disk and the rear end of the second disk.
The beneficial effects of the utility model are：First by rotary shaft, dynamic grating, determine grating, circuit board, photosensitive tube, light two
Pole pipe is fixed on zero device support, then zero device support is installed into shell, can be reduced installation difficulty, be simplified peace
Fill process, improve production efficiency.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms the part of the application,
Schematic description and description of the present utility model is used to explain the utility model, does not form to of the present utility model improper
Limit.In the accompanying drawings：
Fig. 1 is sectional view of the present utility model；
Fig. 2 is the structural representation of zero device support in the utility model；
Fig. 3 is the explosive view of zero device support in the utility model；
Label declaration in figure：1- drums, 11- annular brace portions, 2- bungs, the device supports of 3- zero, the disks of 31- first,
The mounting holes of 311- first, 312- openings, the disks of 32- second, the mounting holes of 321- second, 322-, 33- contiguous block, 34- sealing rings,
35- rubber blankets, 36- through holes, 37- grooves, 4- move grating, 5- circuit boards, 6- photosensitive tubes, 7- rotary shafts, 8- bearings.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the utility model is described in detail.
As shown in Figures 1 to 3, a kind of raster rotary coder, including shell, rotary shaft 7, be socketed in it is dynamic in rotary shaft 7
Grating 4, determine grating, circuit board 5, the photosensitive tube 6 on circuit board 5, the light emitting diode being connected with circuit board 5, the light
Grid rotary encoder also includes zero device support 3, zero device support 3 include offering the first disk 31 of the first mounting hole 311,
Offer the second disk 32 of the second mounting hole 321 and the company of the semi-annular shape of the first disk 31 of connection and the second disk 32
Connect block 33, the first mounting hole 311 and the second mounting hole 321 on the same line, on the first disk 31 with the phase of the first mounting hole 311
To side offer the opening 312 connected with the edge of the first disk 31, determine grating in the second mounting hole 321, circuit
Plate 5 is arranged on the rear end of the second disk 32 and photosensitive tube 6 is arranged on the first disk 31 simultaneously certainly grating, light emitting diode
And the first mounting hole 311 of alignment, grating 4 is moved between the first disk 31 and the second disk 32, and rotary shaft 7 is rotatably installed in out
In mouth 312.
By set the raster rotary coder of zero device support 3 when mounted can first by rotary shaft 7, move grating 4,
Determine grating, circuit board 5, photosensitive tube 6, light emitting diode to be fixed on zero device support 3, then zero device support 3 is installed
Enter in shell, so as to reduce installation difficulty, simplify installation procedure, raising production efficiency.
Shell includes drum 1 and bung 2, has internal thread on the inside of the bung of drum 1, and the outside of bung 2 has external screw thread, circle
Bucket 1 and bung 2 are screwed by external screw thread and internal thread, and the middle inside of drum 1 has the annular brace portion 11 prominent to center,
The sidewall thickness of bung 2 is identical with the thickness of annular brace portion 11.
The front end of annular brace portion 11 abuts with the rear end of zero device support 3, front end and the bung 2 of zero device support 3
Rear end abuts.
Bearing 8 is installed, rotary shaft 7 is socketed in the endoporus of bearing 8, and bearing 8 can reduce rotary shaft 7 and revolve in bung 2
Shaking amplitude when turning, improve the precision of raster rotary coder.
Prism is installed in first mounting hole 311.
Zero device support 3 is located at the through hole 36 for being used to install conductor wire that the side of contiguous block 32 has front and rear insertion.
The outside of first disk 31 and the second disk 32 is provided with the groove 37 for being used for installing sealing ring, is provided with groove 37
Sealing ring 34, the outside of sealing ring 34 and the inwall of shell are brought into close contact, and avoid gap between zero device support 3 and shell being present and shaking
It is dynamic.
A rubber blanket 35 is respectively pasted in the front end of first disk 31 and the rear end of the second disk 32, can avoid hard between shell
Property contact, reduce vibrations.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.
Claims (8)
1. a kind of raster rotary coder, including shell, rotary shaft, socket dynamic grating on the rotary shaft, determine grating, circuit
Plate, installation photosensitive tube on circuit boards, the light emitting diode being connected with circuit board, it is characterised in that：The grating rotating encodes
Device also includes zero device support, and the zero device support includes offering the first disk of the first mounting hole, offers the second peace
Fill the contiguous block of second disk in hole and the semi-annular shape of connection the first disk and the second disk, first mounting hole and
On the same line, the side relative with the first mounting hole offers and the first disk side second mounting hole on first disk
The opening of edge connection, described to determine grating in the second mounting hole, the circuit board is arranged on the rear end of the second disk and made
To certainly grating, the light emitting diode is arranged on the first disk and is directed at the first mounting hole, the dynamic grating photosensitive tube
Between the first disk and the second disk, the rotary shaft rotational installation is in the opening.
2. raster rotary coder according to claim 1, it is characterised in that：The shell includes drum and bung, institute
Stating has internal thread on the inside of the bung of drum, have external screw thread on the outside of the bung, the drum and bung by external screw thread and
Internal thread is screwed, and the drum middle inside has an annular brace portion prominent to center, the sidewall thickness of the bung with
The thickness of annular brace portion is identical.
3. raster rotary coder according to claim 2, it is characterised in that：The front end of the annular brace portion and zero device
The rear end of part support abuts, and the front end of the zero device support abuts with the rear end of bung.
4. raster rotary coder according to claim 2, it is characterised in that：Bearing is installed in the bung, it is described
Rotary sleeve is connected in brearing bore.
5. raster rotary coder according to claim 1, it is characterised in that：Rib is installed in first mounting hole
Mirror.
6. raster rotary coder according to claim 1, it is characterised in that：The zero device support is located at contiguous block one
Side has the through hole for being used to install conductor wire of front and rear insertion.
7. raster rotary coder according to claim 1, it is characterised in that：Outside first disk and the second disk
Side is provided with the groove for being used for installing sealing ring, and sealing ring is provided with the groove.
8. raster rotary coder according to claim 1, it is characterised in that：The front end of first disk and the second circle
Respectively paste a rubber blanket in the rear end of disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720526089.4U CN206724978U (en) | 2017-05-12 | 2017-05-12 | A kind of raster rotary coder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720526089.4U CN206724978U (en) | 2017-05-12 | 2017-05-12 | A kind of raster rotary coder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206724978U true CN206724978U (en) | 2017-12-08 |
Family
ID=60510607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720526089.4U Expired - Fee Related CN206724978U (en) | 2017-05-12 | 2017-05-12 | A kind of raster rotary coder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206724978U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110832285A (en) * | 2018-06-13 | 2020-02-21 | 三菱电机株式会社 | Encoder and servo motor |
| CN111397641A (en) * | 2020-04-03 | 2020-07-10 | 梁均淋 | Photoelectric encoder with electronic rotating disc |
-
2017
- 2017-05-12 CN CN201720526089.4U patent/CN206724978U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110832285A (en) * | 2018-06-13 | 2020-02-21 | 三菱电机株式会社 | Encoder and servo motor |
| CN110832285B (en) * | 2018-06-13 | 2021-05-07 | 三菱电机株式会社 | Encoder assembling method, encoder and servo motor |
| CN111397641A (en) * | 2020-04-03 | 2020-07-10 | 梁均淋 | Photoelectric encoder with electronic rotating disc |
| CN111397641B (en) * | 2020-04-03 | 2021-05-04 | 新昌县鸿吉电子科技有限公司 | Photoelectric encoder with electronic rotating disc |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20180512 |