CN210306577U - Mounting device for needle roller bearing of universal joint cross - Google Patents
Mounting device for needle roller bearing of universal joint cross Download PDFInfo
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- CN210306577U CN210306577U CN201920437948.1U CN201920437948U CN210306577U CN 210306577 U CN210306577 U CN 210306577U CN 201920437948 U CN201920437948 U CN 201920437948U CN 210306577 U CN210306577 U CN 210306577U
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- needle bearing
- cross
- needle
- universal joint
- positioning
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Abstract
A cross axle universal joint needle bearing mounting device comprises a base, a mounting station arranged in the center of the base, a needle bearing feeding mechanism, a mounting driving mechanism and a positioning and clamping device, wherein the mounting station is arranged on the center of the base; the utility model solves the problems of manual assembly, high labor intensity, low assembly efficiency and poor stability of assembly quality, and the utility model is a full-automatic assembly of equipment, and the assembly quality can realize on-line real-time monitoring; the center of the cross shaft and the axis of the rotating fork are the same axis, and the application of the displacement sensor and the pressure sensor can judge and control the quality of the needle bearing, so that the whole assembly precision is improved; compared with the traditional manual and machine assembling mode, the whole assembling efficiency is high and the reliability is high.
Description
Technical Field
The utility model belongs to the technical field of the automobile parts installation detects, a cross universal joint bearing installation device is related to.
Background
At present, a cross universal joint transmission shaft is widely applied to the fields of vehicle transmission and the like due to the characteristics of simple structure, reliable transmission, low cost, allowance of a large included angle between two shafts in a transmission process and the like. The cross shaft type rigid universal joint for automobile is a coupling and force-transmitting mechanism for realizing variable angle and variable angular speed ratio, is mainly used for changing the position of transmission axis direction, and is the most central component in universal transmission device of automobile driving system. In the use process of the universal joint, one of the rotating forks drives the other fork to rotate through the cross shaft, and simultaneously can swing in any direction around the center of the cross shaft, so that the assembly quality between the cross shaft and the rotating forks determines the service life of the whole universal joint and the reliability of a product.
The assembly to the universal joint of tradition is mainly by the assembly mode of manual work cooperation machine equipment, has the assembly inefficiency, and the assembly precision is low. Moreover, the product has a series of problems in practical use, which mainly appear in the following aspects: 1. the needle roller bearings at the two ends of the cross shaft are not installed in place, so that the output shaft and the transmission parts connected with the output shaft generate torsional vibration to influence the service life of the parts; 2. During detection, the traditional detection mode cannot accurately ensure that the central point of the cross shaft and the axis of the rotating fork are on the same straight line, so that the smoothness of the cross shaft during torsion is influenced, and locking can be caused under extreme conditions.
Therefore, how to solve the above problems is an important research content for those skilled in the art.
Disclosure of Invention
For overcoming the not enough among the above-mentioned prior art, the utility model aims to provide an automatic degree is high, assembly accuracy is high, detect real-time online, the good cross universal joint bearing installation device of equipment stability in use.
In order to achieve the above and other related objects, the present invention provides a mounting device for a needle bearing of a universal joint, which comprises a base, a mounting station arranged at the center of the base, a needle bearing feeding mechanism and a mounting driving mechanism; a steering fork containing position is arranged on the mounting station, and the steering fork is arranged in the steering fork containing position; a cross shaft mounting position is arranged in the middle of the steering fork, and the cross shaft is coaxial with the steering fork after being placed in the cross shaft mounting position; the two needle bearing feeding mechanisms are symmetrically arranged on the left side and the right side of the steering fork accommodating position and comprise needle bearing guide grooves, and needle bearing outlet holes are formed in the side walls of the needle bearing guide grooves corresponding to the cross shaft; the diameter of the needle bearing outlet hole is matched with the outer diameter of a single needle bearing; the two installation driving mechanisms are respectively arranged corresponding to the needle bearing outlet holes on the two needle bearing guide grooves; the mounting driving mechanism is an electric cylinder; a pressure sensor and a displacement sensor are respectively arranged between the action end corresponding to each electric cylinder and the needle roller bearing; the positioning and clamping device comprises a positioning block, a slide rail arranged on the base and a positioning cylinder for driving the positioning block to slide on the slide rail in a reciprocating manner; the positioning and clamping devices are symmetrically arranged on the upper side and the lower side of the steering fork containing position, and the positioning blocks are used for positioning the height of the center of the cross shaft.
In the above scheme, the related content is explained as follows:
1. in the above scheme, the groove width of the needle bearing guide groove is the thickness of one needle bearing; so that the needle roller bearings are arranged in a straight line in the needle roller bearing guide grooves.
2. In the scheme, the cross section of the positioning block is V-shaped.
3. In the above scheme, the bottom of the positioning block is provided with a sliding groove, and the positioning block is matched with the sliding rail through the sliding groove and slides on the sliding rail in a reciprocating manner.
4. In the above solution, the pressure sensor is disposed at the end of the acting end of the electric cylinder.
5. In the above scheme, the acting end of the electric cylinder acts on the needle bearing and drives the needle bearing to press the shaft end of the cross shaft.
6. In the above scheme, the displacement sensor is arranged beside the electric cylinder action end and between the electric cylinder action end and the needle bearing.
7. In the above scheme, the needle bearing guide groove is formed by obliquely arranging the end of the needle bearing outlet hole lower than the other end. The needle bearing is convenient to roll towards the outlet hole end in the needle bearing guide groove.
The utility model discloses the theory of operation as follows: the steering fork is fixed on the base, the needle bearings enter the needle bearing guide grooves in a certain direction, when the needle bearing guide grooves reach the bottoms of the needle bearing guide grooves, namely needle bearing outlets, the cross shaft is placed in the middle of the steering fork, the two symmetrically-arranged positioning blocks move relatively under the action of the positioning cylinders, when the cross shaft reaches a preset position, the cross shaft is clamped, and at the moment, the action ends of the two symmetrically-arranged electric cylinders act to push the needle bearings to be in butt joint with the cross shaft. And a displacement sensor and a pressure sensor are arranged between the end part of the electric cylinder action end and the needle bearing, so that the assembly position and the precision of the needle bearing can be accurately controlled.
Because of the application of the technical scheme, compared with the prior art, the utility model beneficial effect who has is:
the utility model solves the problems of manual assembly, high labor intensity, low assembly efficiency and poor stability of assembly quality, and the utility model is a full-automatic assembly of equipment, and the assembly quality can realize on-line real-time monitoring; the center of the cross shaft and the axis of the rotating fork are the same axis, and the application of the displacement sensor and the pressure sensor can judge and control the quality of the needle bearing, so that the whole assembly precision is improved; compared with the traditional manual and machine assembling mode, the whole assembling efficiency is high and the reliability is high.
Drawings
Fig. 1 is a schematic top view of the present invention;
fig. 2 is a perspective view of the local structure of the present invention.
Detailed Description
Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the following description of the embodiments of the present invention, taken in conjunction with the accompanying drawings.
Example (b):
as shown in fig. 1 to 2, a mounting device for a needle bearing of a universal joint cross comprises a base 1, a mounting station 2 arranged at the center of the base 1, a needle bearing feeding mechanism and a mounting driving mechanism; a steering fork containing position is arranged on the mounting station 2, and the steering fork 3 is arranged in the steering fork containing position; a cross shaft installation position is arranged in the middle of the steering fork 3, and the cross shaft 4 is coaxial with the steering fork 3 after being placed in the cross shaft installation position; the number of the needle bearing feeding mechanisms is two, the two needle bearing feeding mechanisms are symmetrically arranged on the left side and the right side of the steering fork accommodating position, each needle bearing feeding mechanism comprises a needle bearing guide groove 5, and needle bearing outlet holes (not shown in the figure) are formed in the side wall of the needle bearing guide groove 5 corresponding to the position of the cross shaft 4; the diameter of the needle bearing outlet hole is matched with the outer diameter of a single needle bearing 6; the number of the installation driving mechanisms is two, and the two installation driving mechanisms are respectively arranged corresponding to the needle bearing outlet holes on the two needle bearing guide grooves 5; the mounting driving mechanism is an electric cylinder 11; a pressure sensor 7 and a displacement sensor 8 are respectively arranged between the action end corresponding to each electric cylinder 11 and the needle bearing 6; the positioning and clamping device comprises a positioning block 9, a slide rail (not shown in the figure) arranged on the base, and a positioning cylinder 10 for driving the positioning block 9 to slide on the slide rail in a reciprocating manner; the two positioning and clamping devices are symmetrically arranged on the upper side and the lower side of the steering fork accommodating position, and the positioning block 9 is used for positioning the height of the center of the cross shaft 4.
The groove width of the needle bearing guide groove 5 is the thickness of a needle bearing 6; so that the needle roller bearings 6 are arranged in a line in the needle roller bearing guide grooves 5.
The cross section of the positioning block 9 is V-shaped.
The bottom of the positioning block 9 is provided with a sliding groove (not shown in the figure), and the positioning block is matched with the sliding rail through the sliding groove and slides on the sliding rail in a reciprocating manner.
The pressure sensor 7 is arranged at the end of the active end of the electric cylinder 11.
The acting end of the electric cylinder 11 acts on the needle bearing 6 and drives the needle bearing 6 to press towards the shaft end of the cross shaft 4.
The displacement sensor 8 is arranged beside the action end of the electric cylinder 11 and is positioned between the action end of the electric cylinder 11 and the needle bearing 6.
The needle bearing guide groove 5 is formed by obliquely arranging the end of a needle bearing outlet hole lower than the other end. The needle roller bearing 6 is facilitated to roll within the needle roller bearing guide groove 51 toward the outlet port end.
When the steering fork works, the steering fork is fixed on the base, the needle bearings enter the needle bearing guide grooves in a certain direction, when the needle bearing guide grooves reach the bottoms of the needle bearing guide grooves, namely needle bearing outlets, the cross shaft is placed in the middle of the steering fork, the two symmetrically-arranged positioning blocks move relatively under the action of the positioning air cylinders, the cross shaft is clamped when a preset position is reached, and at the moment, the action ends of the two symmetrically-arranged electric cylinders act to push the needle bearings to be in butt joint with the cross shaft. And a displacement sensor and a pressure sensor are arranged between the end part of the electric cylinder action end and the needle bearing, so that the assembly position and the precision of the needle bearing can be accurately controlled.
The utility model solves the problems of manual assembly, high labor intensity, low assembly efficiency and poor stability of assembly quality, and the utility model is a full-automatic assembly of equipment, and the assembly quality can realize on-line real-time monitoring; the center of the cross shaft and the axis of the rotating fork are the same axis, and the application of the displacement sensor and the pressure sensor can judge and control the quality of the needle bearing, so that the whole assembly precision is improved; compared with the traditional manual and machine assembling mode, the whole assembling efficiency is high and the reliability is high.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. The utility model provides a cross universal joint needle bearing installation device which characterized in that: the needle roller bearing assembling device comprises a base, an installation station arranged in the center of the base, a needle roller bearing feeding mechanism and an installation driving mechanism; a steering fork containing position is arranged on the mounting station, and the steering fork is arranged in the steering fork containing position; a cross shaft mounting position is arranged in the middle of the steering fork, and the cross shaft is coaxial with the steering fork after being placed in the cross shaft mounting position; the two needle bearing feeding mechanisms are symmetrically arranged on the left side and the right side of the steering fork accommodating position and comprise needle bearing guide grooves, and needle bearing outlet holes are formed in the side walls of the needle bearing guide grooves corresponding to the cross shaft; the diameter of the needle bearing outlet hole is matched with the outer diameter of a single needle bearing; the two installation driving mechanisms are respectively arranged corresponding to the needle bearing outlet holes on the two needle bearing guide grooves; the mounting driving mechanism is an electric cylinder; a pressure sensor and a displacement sensor are respectively arranged between the action end corresponding to each electric cylinder and the needle roller bearing; the positioning and clamping device comprises a positioning block, a slide rail arranged on the base and a positioning cylinder for driving the positioning block to slide on the slide rail in a reciprocating manner; the positioning and clamping devices are symmetrically arranged on the upper side and the lower side of the steering fork containing position, and the positioning blocks are used for positioning the height of the center of the cross shaft.
2. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: the groove width of the needle bearing guide groove is the thickness of one needle bearing; so that the needle roller bearings are arranged in a straight line in the needle roller bearing guide grooves.
3. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: the cross section of the positioning block is V-shaped.
4. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: the bottom of the positioning block is provided with a sliding groove, and the positioning block is matched with the sliding rail through the sliding groove and slides on the sliding rail in a reciprocating manner.
5. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: the pressure sensor is arranged at the tail end of the acting end of the electric cylinder.
6. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: and the action end of the electric cylinder acts on the needle bearing and drives the needle bearing to be pressed towards the shaft end of the cross shaft.
7. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: the displacement sensor is arranged beside the electric cylinder action end and is positioned between the electric cylinder action end and the needle roller bearing.
8. The cross-pin universal joint needle bearing mounting device according to claim 1, characterized in that: the needle bearing guide groove is formed in a manner that the end of the needle bearing outlet hole is lower than the other end of the needle bearing outlet hole in an inclined mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920437948.1U CN210306577U (en) | 2019-04-02 | 2019-04-02 | Mounting device for needle roller bearing of universal joint cross |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920437948.1U CN210306577U (en) | 2019-04-02 | 2019-04-02 | Mounting device for needle roller bearing of universal joint cross |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210306577U true CN210306577U (en) | 2020-04-14 |
Family
ID=70135369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920437948.1U Expired - Fee Related CN210306577U (en) | 2019-04-02 | 2019-04-02 | Mounting device for needle roller bearing of universal joint cross |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210306577U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000542A (en) * | 2019-04-02 | 2019-07-12 | 苏州智研工业智能设备有限公司 | A kind of Hooke's joint needle bearing mounting device |
| CN115338597A (en) * | 2022-10-18 | 2022-11-15 | 新乡市福晟机械有限公司 | Assembly device for direct-drive spindle of machine tool |
-
2019
- 2019-04-02 CN CN201920437948.1U patent/CN210306577U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000542A (en) * | 2019-04-02 | 2019-07-12 | 苏州智研工业智能设备有限公司 | A kind of Hooke's joint needle bearing mounting device |
| CN110000542B (en) * | 2019-04-02 | 2024-02-09 | 苏州智研工业智能设备有限公司 | Cross axle universal joint needle bearing installation device |
| CN115338597A (en) * | 2022-10-18 | 2022-11-15 | 新乡市福晟机械有限公司 | Assembly device for direct-drive spindle of machine tool |
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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: 20200414 |