CN205278129U - Encoder connector - Google Patents
Encoder connector Download PDFInfo
- Publication number
- CN205278129U CN205278129U CN201521086358.7U CN201521086358U CN205278129U CN 205278129 U CN205278129 U CN 205278129U CN 201521086358 U CN201521086358 U CN 201521086358U CN 205278129 U CN205278129 U CN 205278129U
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- CN
- China
- Prior art keywords
- axle
- encoder
- big
- big axle
- end cap
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an encoder connector, the macroaxis that includes the staff be connected with slewing device's roller, is connected with the encoder, two bearings that pass through of macroaxis are connected with the bearing frame, and the one end of bearing frame is passed through inner end cap and is connected with slewing device's shell, and the other end and the outer end cover of bearing frame are connected, and the protection casing has been installed outward to outer end cover, and the encoder is placed in the protection casing, be equipped with a sealing unit between macroaxis and the inner end cap, be equipped with the 2nd sealing unit between macroaxis and the outer end cover, the connecting axle of staff has U type groove, it is after the connecting axle of taking U type groove inserts the connecting hole of macroaxis front end, fixed through the cylindric lock. The encoder direct mount strikes through the isolation of encoder connector certain degree on encoder connector, keeps apart profit infiltration etc to improve the encoder life -span.
Description
Technical field
This utility model relates to a kind of encoder connecting device, is specifically related to a kind of encoder coupling.
Background technology
Rotary encoder is extensive use in the industry, can be divided into heavy-load type and light-load according to the power of anti-interference, and two class encoder price differentials are relatively big, uses light-load encoder so still in the application more. When light-load encoder applies is in the poor occasion of condition, the life-span can be substantially reduced. The main cause causing this situation has: one, installation accuracy is inadequate. Tradition rotary encoder is installed very succinct, and encoder is directly installed on little axle, it is desirable to the circle of little axle is beated and controlled within 0.05mm; Little axle cannot adjust as an a lot of occasion of assembly parts and reach this installation accuracy requirement, so often it can be seen that the small size whipping of little axle followed by encoder in running; This whipping is unfavorable for the frame for movement in encoder; Little axle also can follow the roller play of slewing once in a while simultaneously, and the impact that these plaies bring can pass to encoder, directly reduces the life-span of encoder. Two, encoder bears certain impact. Encoder is used for axle class slewing, and the shaft of this kind equipment more or less all can have some plaies, and this play can bring certain impact, and encoder is very unfavorable. Three, encoder in use its internal foreign body that penetrates into causes damage. When the environment of encoder work has profit etc. to affect for a long time, if not being protected by, these profits can penetrate into encoder and pollute code-disc etc., thus damaging encoder.
Utility model content
The purpose of this utility model is in that to provide a kind of encoder coupling, and encoder is directly installed on encoder coupling, and by a degree of shock isolation of encoder coupling, isolation profit infiltration etc., thus improving the encoder life-span.
This utility model be the technical scheme is that a kind of encoder coupling, including the big axle that the little axle being connected with the roller of slewing is connected with encoder;
Big axle is connected with bearing block by two bearings, and one end of bearing block is connected with the shell of slewing by inner end cap, and the other end of bearing block is connected with outer end cap, is installed on protective cover outside outer end cap; During use, after being arranged on by encoder on big axle, then protective cover is installed, only exposes circuit pack, thus can isolate profit etc., it is ensured that encoder has good running environment;
It is provided with the first sealing unit between big axle and inner end cap, between big axle and outer end cap, is provided with the second sealing unit;
The connection axle of little axle is with U-type groove; The axle that connects with U-type groove inserts the connecting hole of big axle front end, and straight pin blocks little axle through this U-type groove, follows the motion of little axle realizing big axle, and the design of this U-type groove can allow little axle to have the axial float of part, and the play of little axle is substantially not communicated on big axle; Little axle, with the roller turn of slewing, thus driving the big axle being connected with little axle to rotate, and then making encoder rotate, so just realizing big axle and following the roller turn of slewing, and encoder just can measure the rotation situation of the roller of slewing indirectly.
Further scheme is, described big axle includes big axle body, and the front end of described big axle body is connection axle before big axle, and the rear end of described big axle body is connection axle after big axle; Axle is connected as a whole after connecting axle, big axle before described big axle body, big axle; Controlling the axiality of big axle in the machining of big axle, it is desirable to less than 0.05mm, be no need for so when mounted considering installation accuracy problem, encoder can directly be installed, without influence on the service life of encoder in use procedure.
Further scheme is, the diameter of axle aperture 1-2mm less than connecting hole connecting axle of little axle, therefore the installation accuracy of little axle itself is less demanding, and the circle of little axle is beated and controlled within 0.3mm, and mounting and adjusting difficulty is little.
Further scheme is, described first sealing unit is sealing ring, and described second sealing unit is made up of two back-to-back sealing rings, farthest to isolate profit etc., it is to avoid the oils and fats within bearing block is seeped on encoder, causes unnecessary pollution.
Further scheme is, any one bearing in two bearings is fixing end. This design can ensure that axial float does not occur big axle, it is to avoid encoder is subject to axial impact.
This utility model produces to provide the benefit that: can reduce the mounting and adjusting difficulty of encoder; Can the impact to encoder of a degree of xegregating unit, the isolation pollutant such as profit; The running environment of encoder can be fully ensured that, reduce the adverse circumstances impact on encoder; The anti-interference of encoder can be improved, extend its service life, decrease measurement cost; Heavy-load type encoder can also be substituted, thus being greatly saved cost in certain occasion.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of this utility model encoder coupling;
Fig. 2 is the structural representation of big axle;
Fig. 3 is the structural representation of little axle.
Wherein: 1. little axle; 2. straight pin; 3. inner end cap; 4. bearing; 5. big axle; 6. bearing block; 7. outer end cap; 8. protective cover; 9. encoder; 10. the second sealing unit; 11. shaft end ring; 12. the first sealing unit; 13. split pin; 14. big axle body; 15. connect axle before big axle; 16. connect axle after big axle; 17. slewing; 18. groove; 19. connecting hole; 20. longitudinal hole; 21.U type groove.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated. Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
Referring to Fig. 1-Fig. 3, a kind of encoder coupling, including the big axle 5 that the little axle 1 of the roll end being installed in slewing 17 is connected with encoder 9;
Big axle 5 is fixed in bearing block 6 by two bearings 4, and one of them bearing 4 is that (namely all there is axial constraint this bearing inner race and outer ring to fixing end, make it that play can not occur), one end of bearing block 6 is connected with the shell of slewing 17 by inner end cap 3, the other end of bearing block 6 is connected with outer end cap 7, is installed on protective cover 8 outside outer end cap 7; One of them bearing 4 is designed as fixing end, it is ensured that axial float does not occur big axle 5, it is to avoid encoder 9 is subject to axial impact; During use, after being first arranged on by encoder 9 on big axle 5, then protective cover 8 is installed, only exposes circuit pack, thus can isolate profit etc., it is ensured that encoder 9 has good running environment;
Being provided with the first sealing unit 12 between big axle 5 and inner end cap 3, be provided with the second sealing unit 10 between big axle 5 and outer end cap 7, little axle 1 is connected and sealed by sealing ring with slewing 17; First sealing unit 12 is sealing ring, and the second sealing unit 10 is made up of two back-to-back sealing rings, and this structure can isolate profit etc., it is to avoid the oils and fats within bearing block is seeped on encoder, causes unnecessary pollution;
The connection axle of little axle 1 is with U-type groove 21; With in the connecting hole 19 connecting big axle 5 front end of axle insertion of U-type groove 21, little axle 1 and big axle 5, through the longitudinal hole 20 on big axle 5 with after U-type groove 21, are fixed by straight pin 2 and split pin 13; Because of the diameter of axle aperture 1-2mm less than connecting hole 19 connecting axle of little axle 1, therefore the installation accuracy of little axle 1 itself is less demanding, and the circle of little axle 1 is beated and controlled within 0.3mm, and mounting and adjusting difficulty is little; U-type groove design can allow little axle 1 to have the axial float of part, and the play of little axle 1 is substantially not communicated on big axle 5; Little axle 1 is with the roller turn of slewing 17, thus driving the big axle 5 being connected with little axle 1 to rotate, and then make encoder 9 rotate, and so just achieving big axle 5 and follow the roller turn of slewing 17, encoder 9 just can measure the rotation situation of the roller of slewing 17 indirectly.
In the present embodiment, big axle 5 includes big axle body 14, and the front end of big axle body 14 is connection axle 15 before big axle, and the rear end of big axle body 14 is connection axle 16 after big axle; Axle 16 is connected as a whole after connecting axle 15, big axle before big axle body 14, big axle; Controlling the axiality of big axle 5 in the machining of big axle 5 less than 0.05mm, just can consider installation accuracy problem so when mounted, encoder 9 can directly be installed, without influence on the service life of encoder 9 in use procedure; One of them bearing 4 connects on axle 15 before being installed in big axle, another bearing 4 connects on axle 16 after being installed in big axle, and the outside of two bearings 4 is installed on shaft end ring 11 respectively, shaft end ring 11 connects groove 18 place on axle 16 after connecting axle 15, big axle before being installed in big axle.
This encoder coupling can fully ensure that the precision of encoder installation requirement, isolates all kinds of impact, after installing protective cover simultaneously, it is also possible to avoids the impact of adverse circumstances operating mode, is greatly improved the anti-interference of encoder, extends the service life of encoder.
It should be appreciated that for those of ordinary skills, it is possible to improved according to the above description or converted, and all these are improved and convert the protection domain that all should belong to this utility model claims.
Claims (6)
1. an encoder coupling, it is characterised in that: include the big axle that the little axle that the roller with slewing is connected is connected with encoder;
Big axle is connected with bearing block by two bearings, and one end of bearing block is connected with the shell of slewing by inner end cap, and the other end of bearing block is connected with outer end cap, is installed on protective cover outside outer end cap, and encoder is placed in protective cover;
It is provided with the first sealing unit between big axle and inner end cap, between big axle and outer end cap, is provided with the second sealing unit;
The connection axle of little axle is with U-type groove; After the connecting hole connecting the big axle front end of axle insertion of U-type groove, fixed by straight pin.
2. encoder coupling as claimed in claim 1, it is characterised in that: described big axle includes big axle body, and the front end of described big axle body is connection axle before big axle, and the rear end of described big axle body is connection axle after big axle; Connect axle after connecting axle, big axle before described big axle body, big axle as a whole, and axiality is less than 0.05mm.
3. encoder coupling as claimed in claim 1, it is characterised in that: the diameter of axle aperture 1-2mm less than connecting hole connecting axle of little axle.
4. encoder coupling as claimed in claim 1, it is characterised in that: the circle of described little axle is beated less than 0.3mm.
5. encoder coupling as claimed in claim 1, it is characterised in that: described first sealing unit is sealing ring, and described second sealing unit is made up of two back-to-back sealing rings.
6. encoder coupling as claimed in claim 1, it is characterised in that: any one bearing in two bearings is fixing end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086358.7U CN205278129U (en) | 2015-12-23 | 2015-12-23 | Encoder connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521086358.7U CN205278129U (en) | 2015-12-23 | 2015-12-23 | Encoder connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205278129U true CN205278129U (en) | 2016-06-01 |
Family
ID=56062708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521086358.7U Withdrawn - After Issue CN205278129U (en) | 2015-12-23 | 2015-12-23 | Encoder connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205278129U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370741A (en) * | 2015-12-23 | 2016-03-02 | 中冶南方工程技术有限公司 | Encoder connector |
| CN110044387A (en) * | 2019-05-05 | 2019-07-23 | 武汉珞珈新空科技有限公司 | A kind of attachment device of shock-proof type low-speed output shaft and encoder |
-
2015
- 2015-12-23 CN CN201521086358.7U patent/CN205278129U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370741A (en) * | 2015-12-23 | 2016-03-02 | 中冶南方工程技术有限公司 | Encoder connector |
| CN105370741B (en) * | 2015-12-23 | 2017-09-01 | 中冶南方工程技术有限公司 | A kind of encoder connector |
| CN110044387A (en) * | 2019-05-05 | 2019-07-23 | 武汉珞珈新空科技有限公司 | A kind of attachment device of shock-proof type low-speed output shaft and encoder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20170901 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20170901 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |