CN207881726U - A kind of encoder gear module - Google Patents
A kind of encoder gear module Download PDFInfo
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- CN207881726U CN207881726U CN201820251867.8U CN201820251867U CN207881726U CN 207881726 U CN207881726 U CN 207881726U CN 201820251867 U CN201820251867 U CN 201820251867U CN 207881726 U CN207881726 U CN 207881726U
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Abstract
The utility model discloses a kind of encoder gear modules, including the axial center's gear engaged successively, first order duplex code-disc gear, second level duplex code-disc gear, third level single layer pinion gear, fourth stage duplex code-disc gear, level V duplex code-disc gear and luminous circuit board and circuit board for receiving, wherein, the annular groove of 2 circle hollow outs is distributed on each duplex code-disc gear, it is provided with photosensitive receiving tube on the circuit board for receiving, luminous tube corresponding with the photosensitive receiving tube position is provided on the luminous circuit board, photosensitive receiving tube can pass through the light beam that annular groove receives luminous tube transmitting, a sector open is correspondingly arranged on the luminous circuit board and circuit board for receiving.The encoder gear module is small, simple structure, convenient loading and unloading, is counted independent of simple electrical or mechanical gear, but combination gear and Optical encoder are, it can be achieved that the big number of turns of encoder measures.
Description
Technical field
The utility model is related to encoder technical fields, specifically provide a kind of encoder gear module.
Background technology
Encoder is one kind in sensor classification, can be divided into increment type and absolute type two according to operation principle encoder
Class.Absolute type encoder is divided into as individual pen and multi-turn.Absolute type encoder is on the basis of single-ring encoder, using electricity
Pond maintains the machinery meter circle mode of power supply, the electrometer circle mode of power down holding or addition similar to Clock and Watch gear structure to realize
Multi-turn counts.
As multi-turn absolute value it is not multi-turn absolute value truly by the way of power down holding, once power down
Rotation angle is more than 1 circle afterwards, and incorrect lap information will be obtained again by powering on.Using the multi-turn of mechanical clock gear structure
Realize that the final stage for being generally used in multi-stage gear adds individual pen, this method to be limited to the quantity and gear ratio of gear, general
The fewer number of turns can be recorded, and the number of turns more multi-gear is more, it is complicated, cause the volume of entire encoder to become larger, no
Meet the development trend of encoder miniaturization, while with the increase of number of gears, the assembling and setting of encoder complete machine also becomes
Complexity is unfavorable for improving production efficiency.
Therefore, exploitation is a kind of small, simple in structure, convenient for assembly, can realize that the multi-turn absolute value that the big number of turns measures is compiled
Code device, becomes people's urgent problem to be solved.
Utility model content
In consideration of it, the purpose of this utility model is to provide a kind of encoder gear module, to solve existing coding
The problems such as body product is big, handling are inconvenient.
Technical solution provided by the utility model is：A kind of encoder gear module, including：Axial center's gear,
First order duplex code-disc gear, second level duplex code-disc gear, third level single layer pinion gear, fourth stage duplex code-disc gear,
Pyatyi duplex code-disc gear, luminous circuit board and circuit board for receiving, wherein axial center's gear, first order duplex code-disc gear,
Second level duplex code-disc gear, third level single layer pinion gear, fourth stage duplex code-disc gear, level V duplex code-disc gear are successively
It engages and is set between luminous circuit board and circuit board for receiving, the annular of 2 circle hollow outs is distributed on each duplex code-disc gear
Slot is provided with photosensitive receiving tube on the circuit board for receiving, is provided on the luminous circuit board and the photosensitive receiving tube position
Set corresponding luminous tube, photosensitive receiving tube can pass through the light beam that annular groove receives luminous tube transmitting, the luminous circuit board and connect
It receives and is correspondingly arranged a sector open on circuit board.
It is preferred that axial center's gear, first order duplex code-disc gear, second level duplex code-disc gear, third level single layer are small
Gear, fourth stage duplex code-disc gear, level V duplex code-disc gear are set to luminous circuit board in double-layer structure and receive electricity
Between the plate of road, wherein axial center's gear, first order duplex code-disc gear, third level single layer pinion gear and fourth stage duplex code
Disk gear is set to the lower layer for being close to circuit board for receiving, second level duplex code-disc gear and the setting of level V duplex code-disc gear
In the upper layer for being close to luminous circuit board.
Further preferably, third level single layer pinion gear is set to the lower section of second level duplex code-disc gear.
Further preferably, the rotating ratio of axial center's gear and first order duplex code-disc gear is 4：1, first order duplex code
The rotating ratio of disk gear and second level duplex code-disc gear is 4：1, second level duplex code-disc gear and third level single layer pinion gear
Rotating ratio be 8：7, the rotating ratio of third level single layer pinion gear and fourth stage duplex code-disc gear is 7：2, fourth stage duplex code
The rotating ratio of disk gear and level V duplex code-disc gear is 4：1.
Encoder gear module provided by the utility model, will be entire by the compact design to each gear lines
Gear module reduces in the range of 50mm, realizes gear module miniaturization, while passing through luminous circuit board and receiving circuit
Sector open design on plate facilitates the installation and dismounting of the encoder gear module on the encoder, maximum measurement circle
Reachable 256 circle of number, can substitute most of epicyclic gearboxes, by the gear coding note number of turns, not by equipment energization and power failures.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment is described in further detail the utility model：
Fig. 1 is the structural schematic diagram of encoder gear module provided by the utility model；
Fig. 2 is the position view of each gear of encoder gear module provided by the utility model.
Specific implementation mode
The utility model is further explained below in conjunction with specific embodiment, but does not limit to this practicality
It is novel.
As shown in Figure 1 and Figure 2, the utility model provides a kind of encoder gear module, including：Axial center's tooth
Wheel 1, first order duplex code-disc gear 2, second level duplex code-disc gear 3, third level single layer pinion gear 4, fourth stage duplex code-disc
Gear 5, level V duplex code-disc gear 6, luminous circuit board 7 and circuit board for receiving 8, wherein axial center's gear 1, the first order
Duplex code-disc gear 2, second level duplex code-disc gear 3, third level single layer pinion gear 4, fourth stage duplex code-disc gear the 5, the 5th
Grade duplex code-disc gear 6 is engaged and is set between luminous circuit board 7 and circuit board for receiving 8 successively, on each duplex code-disc gear
It is distributed with the annular groove of 2 circle hollow outs, is provided with photosensitive receiving tube 9 on the circuit board for receiving 8, on the luminous circuit board 7
It is provided with luminous tube 10 corresponding with 9 position of the photosensitive receiving tube, photosensitive receiving tube 9 can pass through annular groove and receive luminous tube 10
A sector open 11 is correspondingly arranged on the light beam of transmitting, the luminous circuit board 7 and circuit board for receiving 8, for ensureing the multi-turn
The convenience installed and dismantled when encoder gear module uses.
The encoder gear module is connect by axial center's gear with encoder entering spindle, is engaged by gear
The rotation of first order duplex code-disc gear is driven, due to being attached by gear engagement between gears at different levels, second
Grade duplex code-disc gear, third level single layer pinion gear, fourth stage duplex code-disc gear, level V duplex code-disc gear is successively by band
It is dynamic to be rotated, the annular groove of 2 circle hollow outs is distributed on each duplex code-disc gear, when axial center's gear drives duplex code-disc
When gear rotates, infrared light is sent out by the luminous tube on luminous circuit board, through the saturating of the annular groove on duplex code-disc gear
Light and lightproof part, the photosensitive receiving tube on circuit board for receiving will receive the light beam between bright dark phase, the light beam of light transmission
Follow-up data processing is digital code 1, and the processing of lighttight dark beam follow-up data is digital code 0, different groups of these digital codes
Conjunction represents current duplex code-disc gear present position and the rotation angle relative to initial position, by duplex code-disc gear
The Position Design of annular groove and luminous tube and photosensitive receiving tube on luminous circuit board and circuit board for receiving, can be to entire gear
The each position of system's rotation is encoded, when axial center's gear rotates the different number of turns, the difference of corresponding each duplex code-disc gear
Position, to realize the coding to the number of turns.The significance bit of each duplex code-disc gear mesh number of turns coding is 2,4 duplex code-discs
8 number of turns codings, i.e., 256 circles (2 may be implemented in gear8), this multi-turn counting mode is only dependent upon the absolute position of each gear,
It is re-powered after stopping powering, as long as position is constant, lap information is not lost.
As the improvement of technical solution, as shown in Figure 1 and Figure 2, axial center's gear 1, first order duplex code-disc gear 2,
Two level duplex code-disc gear 3, third level single layer pinion gear 4, fourth stage duplex code-disc gear 5, level V duplex code-disc gear 6 are in
Double-layer structure is set between luminous circuit board 7 and circuit board for receiving 8, wherein axial center's gear 1, first order duplex code-disc
Gear 2, third level single layer pinion gear 4 and fourth stage duplex code-disc gear 5 are set to the lower layer for being close to circuit board for receiving 8, the
Two level duplex code-disc gear 3 and level V duplex code-disc gear 6 are set to the upper layer for being close to luminous circuit board 7, by each
The compact arrangement of gear can be such that the overall dimensions of the encoder narrow down in the diameter range of 50mm, realize multi-turn
The miniaturization of encoder.
As the improvement of technical solution, as shown in Figure 1 and Figure 2, third level single layer pinion gear 4 is set to second level duplex code
The lower section of disk gear 3.
As shown in Figure 1 and Figure 2, the rotating ratio of axial center's gear 1 and first order duplex code-disc gear 2 is 4：1, the first order
The rotating ratio of duplex code-disc gear 2 and second level duplex code-disc gear 3 is 4：1, second level duplex code-disc gear 3 is single with the third level
The rotating ratio of layer pinion gear 4 is 8：7, the rotating ratio of third level single layer pinion gear 4 and fourth stage duplex code-disc gear 5 is 7：2, the
The rotating ratio of level Four duplex code-disc gear 5 and level V duplex code-disc gear 6 is 4：1.
Specific embodiment of the present utility model is write according to progressive mode, and each embodiment party is highlighted
The difference of case, similar portion can be with cross-reference.
The embodiment of the utility model is elaborated above in conjunction with attached drawing, but the utility model is not limited to
The above embodiment can also not depart from the utility model within the knowledge of a person skilled in the art
Various changes can be made under the premise of objective.
Claims (4)
1. a kind of encoder gear module, which is characterized in that including：Axial center's gear (1), first order duplex code-disc tooth
Take turns (2), second level duplex code-disc gear (3), third level single layer pinion gear (4), fourth stage duplex code-disc gear (5), level V
Duplex code-disc gear (6), luminous circuit board (7) and circuit board for receiving (8), wherein axial center's gear (1), first order duplex
Code-disc gear (2), second level duplex code-disc gear (3), third level single layer pinion gear (4), fourth stage duplex code-disc gear (5),
Level V duplex code-disc gear (6) is engaged and is set between luminous circuit board (7) and circuit board for receiving (8), each duplex successively
It is distributed with the annular groove of 2 circle hollow outs on code-disc gear, photosensitive receiving tube (9) is provided on the circuit board for receiving (8), it is described
Luminous tube (10) corresponding with the photosensitive receiving tube (9) position is provided on luminous circuit board (7), photosensitive receiving tube (9) can
The light beam that luminous tube (10) emits is received through annular groove, is correspondingly arranged on the luminous circuit board (7) and circuit board for receiving (8)
One sector open (11).
2. encoder gear module described in accordance with the claim 1, it is characterised in that：Axial center's gear (1), the first order
Duplex code-disc gear (2), second level duplex code-disc gear (3), third level single layer pinion gear (4), fourth stage duplex code-disc gear
(5), level V duplex code-disc gear (6) is set in double-layer structure between luminous circuit board (7) and circuit board for receiving (8),
In, axial center's gear (1), first order duplex code-disc gear (2), third level single layer pinion gear (4) and fourth stage duplex code-disc
Gear (5) is set to the lower layer for being close to circuit board for receiving (8), second level duplex code-disc gear (3) and level V duplex code-disc
Gear (6) is set to the upper layer for being close to luminous circuit board (7).
3. encoder gear module according to claim 2, it is characterised in that：Third level single layer pinion gear (4) is set
It is placed in the lower section of second level duplex code-disc gear (3).
4. according to the encoder gear module described in any one of claims 1 to 3, it is characterised in that：Axial center's tooth
The rotating ratio for taking turns (1) and first order duplex code-disc gear (2) is 4：1, first order duplex code-disc gear (2) and second level duplex code
The rotating ratio of disk gear (3) is 4：1, the rotating ratio of second level duplex code-disc gear (3) and third level single layer pinion gear (4) is 8：
7, the rotating ratio of third level single layer pinion gear (4) and fourth stage duplex code-disc gear (5) is 7：2, fourth stage duplex code-disc gear
(5) it is 4 with the rotating ratio of level V duplex code-disc gear (6)：1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251867.8U CN207881726U (en) | 2018-02-12 | 2018-02-12 | A kind of encoder gear module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251867.8U CN207881726U (en) | 2018-02-12 | 2018-02-12 | A kind of encoder gear module |
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| CN207881726U true CN207881726U (en) | 2018-09-18 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556640A (en) * | 2019-01-22 | 2019-04-02 | 蚌埠学院 | A kind of absolute multi-turn photoelectric encoder |
| CN109766986A (en) * | 2019-02-19 | 2019-05-17 | 王国荣 | A kind of single-phase single counter model of control cabinet test platform encoder |
| CN110567621A (en) * | 2019-08-16 | 2019-12-13 | 青岛迈金智能科技有限公司 | Pedal power acquisition device |
| CN110906959A (en) * | 2019-12-05 | 2020-03-24 | 南京科远智慧科技集团股份有限公司 | Implementation method of magnetoelectric absolute encoder with one-main-gear-multi-auxiliary-gear structure |
| CN111649768A (en) * | 2020-06-15 | 2020-09-11 | 长春艾华光电设备有限公司 | Multi-turn absolute encoder |
-
2018
- 2018-02-12 CN CN201820251867.8U patent/CN207881726U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556640A (en) * | 2019-01-22 | 2019-04-02 | 蚌埠学院 | A kind of absolute multi-turn photoelectric encoder |
| CN109766986A (en) * | 2019-02-19 | 2019-05-17 | 王国荣 | A kind of single-phase single counter model of control cabinet test platform encoder |
| CN110567621A (en) * | 2019-08-16 | 2019-12-13 | 青岛迈金智能科技有限公司 | Pedal power acquisition device |
| CN110906959A (en) * | 2019-12-05 | 2020-03-24 | 南京科远智慧科技集团股份有限公司 | Implementation method of magnetoelectric absolute encoder with one-main-gear-multi-auxiliary-gear structure |
| CN111649768A (en) * | 2020-06-15 | 2020-09-11 | 长春艾华光电设备有限公司 | Multi-turn absolute encoder |
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