CN204718620U - Stent-type without shaft encoder - Google Patents
Stent-type without shaft encoder Download PDFInfo
- Publication number
- CN204718620U CN204718620U CN201520478578.8U CN201520478578U CN204718620U CN 204718620 U CN204718620 U CN 204718620U CN 201520478578 U CN201520478578 U CN 201520478578U CN 204718620 U CN204718620 U CN 204718620U
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- circuit board
- code wheel
- mount pad
- fixed block
- fixed
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Abstract
The utility model discloses stent-type without shaft encoder, comprise rotary motion assembly, circuit board mount pad and code wheel, described circuit board mount pad is fixed in the stator faces of rotary motion assembly, circuit board mount pad comprises support, circuit board and circuit board fixed block, circuit board fixed block is provided with mounting hole, by securing member, circuit board fixed block is fixed on circuit board mount pad, circuit board is positioned at installation groove that circuit board fixed block is arranged and circuit board is arranged on the side of code wheel; Described code wheel is fixed on the armature spindle of rotary motion assembly.The utility model, by said structure, is saved space, structure is simple, easy to assembly and cost-saving, improve working (machining) efficiency.
Description
Technical field
The utility model relates to scrambler field, particularly, relate to stent-type without shaft encoder.
Background technology
now commercially rotary encoder normally integral structure; its concrete structure comprises: the encoder main body playing connection bearing and main shaft effect; drive two bearings of main shaft and grating rotating; user installation connects the main shaft used; the laminated spring that regular coding device is used; be arranged on the scrambler light emitting source on encoder main body; be arranged on main body to determine grating seat determines grating; be arranged on the circuit board on encoder main body; for the protection of the shell of decoder internal structure, for accepting the photoelectric cell setting of optical signalling on circuit boards.There is a lot of shortcoming and defect in above-mentioned conventional codec, is in particular in: complex structure, and space is large, and be unfavorable for that miniaturization is installed, and production process is many, the cycle is long, and production cost and cost of labor are all very high, and maintenance cost is also along with increase.
Utility model content
Technical problem to be solved in the utility model be to provide stent-type without shaft encoder, it is simple, easy to assembly and cost-saving that this scrambler saves space, structure, improves processing benefit.
The technical scheme in the invention for solving the above technical problem is: stent-type without shaft encoder, comprise rotary motion assembly, circuit board mount pad and code wheel, described circuit board mount pad is fixed in the stator faces of rotary motion assembly, circuit board mount pad comprises support, circuit board and circuit board fixed block, circuit board fixed block is provided with mounting hole, by securing member, circuit board fixed block is fixed on circuit board mount pad, circuit board is positioned at installation groove that circuit board fixed block is arranged and circuit board is arranged on the side of code wheel; Described code wheel is fixed on the armature spindle of rotary motion assembly.Scrambler of the present utility model is applicable in the middle of the little micromotor of thermal value, directly code wheel is fixed on the armature spindle of rotary motion assembly in the program, support is utilized to be fixed circuit board fixed block, directly sensor being arranged on the side of code wheel, leaving enough openings between the column of support and base plate for installing code wheel.Also the position of circuit board is improved simultaneously, circuit board to be fixed in circuit board fixed block and to be arranged on the side of code wheel, reducing the thickness of scrambler.Scrambler employing bearing-free in this programme, the frame mode without main shaft, directly code wheel is arranged on armature spindle, the rotation of armature spindle is utilized to drive the rotation of code wheel, eliminate conventional codec for connecting the main shaft of motor and driving two bearings of spindle drive, simplify the structure, save space, assembling process is more convenient, make all to have saved cost of labor when machining and assembling, improve working (machining) efficiency.Adopt the mode of this structure, drive without the need to bearing, the damage probability of part can be reduced, extend the serviceable life of scrambler.
In order to whether testing circuit plate normally works at any time, simultaneously can receiving optical signal, described circuit board is provided with light emitting source and the sensor for receiving optical signal, sensor is positioned on the side of code wheel.
Further, described support comprises and is fixed on base plate on rotary motion assembly and many root posts, and column is arranged on base plate, and circuit board fixed block is arranged in the gap that many root posts are formed.
Fix for the ease of carrying out installation to code wheel, described base plate also arranges mounting hole.Existing scrambler, when fixing, need laminated spring, the utility model directly arranges mounting hole on riser, directly utilizes mounting hole to carry out installation to scrambler and fixes, be also convenient to install while saving material.
In order to ensure the positional precision between sensor and code wheel, the base plate on described support and many root posts are structure as a whole.Support adopts integrated formed structure, the precision of its entirety is easy to control, and the overall accuracy guarantee assembly precision of circuit board mounting blocks, further can ensure the positional precision between sensor and code wheel.It also avoid other structures to become greatly at stent size, the problem of processing technology complexity simultaneously.
In order to protect scrambler, also arrange scrambler shell, scrambler shell arrange mounting hole, scrambler shell is fixed in the stator faces of circuit board mount pad and rotary motion assembly by securing member.
The central shaft of described code wheel to be positioned on armature spindle and coaxial.
To sum up, the beneficial effects of the utility model are:
1, the scrambler employing bearing-free in this programme, the frame mode without main shaft, directly code wheel is arranged on armature spindle, the rotation of armature spindle is utilized to drive the rotation of code wheel, eliminate conventional codec for connecting the main shaft of motor and driving two bearings of spindle drive, simplify the structure, save space, assembling process is more convenient, reduce the physical dimension of scrambler, reduce the space that scrambler installed by motor, all save cost of labor and material cost when machining and assembling, improve working (machining) efficiency.
2, this programme utilizes support to be fixed circuit board mounting blocks, by ensureing that the precision of support guarantees the positional precision of sensor and code wheel, and can simplified processing process, raising working (machining) efficiency.
3, the setting of mounting hole on support, directly can be fixed code wheel, that eliminate original laminated spring, install more convenient.
4, code wheel is directly fixed on armature spindle, drives without the need to bearing, reduces the damage probability of part, extends the serviceable life of scrambler.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cut-open view after the utility model assembles;
Fig. 3 is the syndeton schematic diagram of the utility model circuit board and support.
Mark and corresponding parts title in accompanying drawing: 1, rotary motion assembly; 2, circuit board mount pad; 3, code wheel; 4, scrambler shell; 11, stator faces; 12, armature spindle; 21, support; 22, circuit board; 23, sensor; 24, circuit board fixed block; 211, base plate; 212, column; 241, groove is installed; 31, central shaft.
Embodiment
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of the utility model do, but embodiment of the present utility model is not limited thereto.
Embodiment 1:
As as described in Fig. 1-3, the utility model comprises rotary motion assembly 1, circuit board mount pad 2 and code wheel 3, it is characterized in that, described circuit board mount pad 2 is fixed in the stator faces 11 of rotary motion assembly 1, circuit board mount pad 2 comprises support 21, circuit board 22 and circuit board fixed block 24, circuit board fixed block 24 is provided with mounting hole 242, by securing member, circuit board fixed block 24 is fixed on circuit board mount pad 2, circuit board 22 is positioned at the installation groove 241 of setting on circuit board fixed block 24 and circuit board 22 is arranged on the side of code wheel 3, circuit board 22 is provided with light emitting source and the sensor 23 for receiving optical signal, sensor 23 is positioned on the side of code wheel 3, described code wheel 3 is fixed on the armature spindle 12 of rotary motion assembly 1.
Scrambler of the present utility model is applicable in the middle of the little micromotor of thermal value, directly code wheel is fixed on the armature spindle of rotary motion assembly in the program, support is utilized to be fixed circuit board fixed block, directly sensor being arranged on the side of code wheel, leaving enough openings between the column of support and base plate for installing code wheel.Also the position of circuit board is improved simultaneously, circuit board to be fixed in circuit board fixed block and to be arranged on the side of code wheel, reducing the thickness of scrambler.Scrambler employing bearing-free in this programme, the frame mode without main shaft, directly code wheel is arranged on armature spindle, the rotation of armature spindle is utilized to drive the rotation of code wheel, eliminate conventional codec for connecting the main shaft of motor and driving two bearings of spindle drive, simplify the structure, save space, assembling process is more convenient, make all to have saved cost of labor when machining and assembling, improve working (machining) efficiency.Adopt the mode of this structure, drive without the need to bearing, the damage probability of part can be reduced, extend the serviceable life of scrambler.
Embodiment 2:
The present embodiment is preferably as follows on the basis of embodiment 1: support 21 comprises and is fixed on base plate 211 on rotary motion assembly 1 and many root posts 212, and column 212 is arranged on base plate 211, and circuit board fixed block 24 is arranged in the gap that many root posts 212 are formed.
Fix for the ease of carrying out installation to code wheel, described base plate 211 also arranges mounting hole.Existing scrambler, when fixing, need laminated spring, the utility model directly arranges mounting hole on riser, directly utilizes mounting hole to carry out installation to scrambler and fixes, be also convenient to install while saving material.
Embodiment 3:
The present embodiment is preferably as follows on the basis of above-described embodiment: in order to ensure the positional precision between sensor and code wheel, and the base plate on described support and many root posts are structure as a whole.Support adopts integrated formed structure, the precision of its entirety is easy to control, and the overall accuracy guarantee assembly precision of circuit board mounting blocks, further can ensure the positional precision between sensor and code wheel.It also avoid other structures to become greatly at stent size, the problem of processing technology complexity simultaneously.
In order to protect scrambler, also arrange scrambler shell, scrambler shell arrange mounting hole, scrambler shell is fixed in the stator faces of circuit board mount pad and rotary motion assembly by securing member.
The central shaft 31 of described code wheel 3 to be positioned on armature spindle 12 and coaxial.
As mentioned above, the utility model can be realized preferably.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present utility model, all falls within protection domain of the present utility model.
Claims (6)
1. stent-type without shaft encoder, comprise rotary motion assembly (1), circuit board mount pad (2) and code wheel (3), it is characterized in that, described circuit board mount pad (2) is fixed in the stator faces (11) of rotary motion assembly (1), circuit board mount pad (2) comprises support (21), circuit board (22) and circuit board fixed block (24), circuit board fixed block (24) is provided with mounting hole (242), by securing member, circuit board fixed block (24) is fixed on circuit board mount pad (2), circuit board (22) is positioned at the installation groove (241) of the upper setting of circuit board fixed block (24) and circuit board (22) is arranged on the side of code wheel (3), described code wheel (3) is fixed on the armature spindle (12) of rotary motion assembly (1).
2. stent-type according to claim 1 without shaft encoder, it is characterized in that, described support (21) comprises and is fixed on base plate (211) on rotary motion assembly (1) and many root posts (212), column (212) is arranged on base plate (211), and circuit board fixed block (24) is arranged in the gap that many root posts (212) are formed.
3. stent-type according to claim 2 without shaft encoder, it is characterized in that, (211) also arrange mounting hole to described base plate.
4. stent-type according to claim 3 without shaft encoder, it is characterized in that, the base plate (211) on described support (21) and many root posts (212) are structure as a whole.
5. stent-type according to claim 1 without shaft encoder, it is characterized in that, scrambler shell (4) is also set, scrambler shell (4) arranges mounting hole (41), and scrambler shell (4) is fixed in the stator faces (11) of circuit board mount pad (2) and rotary motion assembly (1) by securing member.
6. stent-type according to claim 1 without shaft encoder, it is characterized in that, it is upper and coaxial that the central shaft (31) of described code wheel (3) is positioned at armature spindle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520478578.8U CN204718620U (en) | 2015-07-06 | 2015-07-06 | Stent-type without shaft encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520478578.8U CN204718620U (en) | 2015-07-06 | 2015-07-06 | Stent-type without shaft encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204718620U true CN204718620U (en) | 2015-10-21 |
Family
ID=54317612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520478578.8U Active CN204718620U (en) | 2015-07-06 | 2015-07-06 | Stent-type without shaft encoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204718620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525084A (en) * | 2016-12-19 | 2017-03-22 | 广东盈动高科自动化有限公司 | Capacitance type rotary encoder without built-in bearing and installation method thereof |
| CN113884112A (en) * | 2021-09-29 | 2022-01-04 | 吉林晶上光学有限公司 | Built-in reflection type shaftless photoelectric encoder |
-
2015
- 2015-07-06 CN CN201520478578.8U patent/CN204718620U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525084A (en) * | 2016-12-19 | 2017-03-22 | 广东盈动高科自动化有限公司 | Capacitance type rotary encoder without built-in bearing and installation method thereof |
| CN106525084B (en) * | 2016-12-19 | 2019-02-26 | 广东盈动高科自动化有限公司 | Without built-in bearing capacitance type rotary encoder and its installation method |
| CN113884112A (en) * | 2021-09-29 | 2022-01-04 | 吉林晶上光学有限公司 | Built-in reflection type shaftless photoelectric encoder |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |