CN210160704U

CN210160704U - Ring mounting device

Info

Publication number: CN210160704U
Application number: CN201920788398.8U
Authority: CN
Inventors: 张海横; 聂瑶; 杜文超
Original assignee: Jiangling Motors Corp Ltd
Current assignee: Jiangling Motors Corp Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-03-20
Anticipated expiration: 2029-05-28

Abstract

The utility model provides a fitting with a contraceptive ring device for the jump ring of assembly universal joint, universal joint still include universal joint fork, bead fork, bearing bowl and assemble the cross between universal joint fork and bead fork, all are equipped with the mounting hole that the axle head that supplies the cross was packed into on universal joint fork and the bead fork, and the bearing bowl assembles on the axle head of cross to the holding is provided with the jump ring groove in the mounting hole, and the fitting with a contraceptive ring device includes: the side wall of the guide pipe is provided with a clamp spring inlet which is communicated with the hollow interior of the guide pipe, the inner diameter of the guide pipe at the clamp spring inlet corresponds to the outer diameter of a clamp spring, and the inner diameter of the guide pipe is gradually reduced from the clamp spring inlet to one end; and a push rod having a diameter smaller than the inner diameter of the guide tube. The utility model provides a fitting with a contraceptive ring device can replace the pure manual assembly jump ring of tradition, and labour saving and time saving can also guarantee the uniformity of jump ring atress simultaneously, and difficult card is difficult for also the fragile jump ring partially, has improved assembly efficiency.

Description

Ring mounting device

Technical Field

The utility model relates to a universal joint assembly technical field, in particular to fit with a contraceptive ring device.

Background

The universal joint is also called universal joint, is a machine part for realizing variable-angle power transmission, is generally arranged at a position where the direction of a transmission axis needs to be changed, and is a joint part of a universal transmission device of an automobile driving system. The universal joint is combined with a transmission shaft and is called a universal joint transmission device.

As shown in fig. 1 to 3, the universal joint generally includes a universal joint yoke 1, a flange yoke 2, a cross shaft 3, a plurality of bearing bowls 4, and a plurality of snap springs 5, the cross shaft 3 connects the universal joint yoke 1 and the flange yoke 2, the universal joint yoke 1 and the flange yoke 2 are both provided with mounting holes 6 for installing shaft ends of the cross shaft 3, the bearing bowls 4 are assembled on the shaft ends of the cross shaft 3 and are accommodated in the mounting holes 6, and the snap springs 5 are clamped in snap spring grooves 601 formed in inner walls of the mounting holes 6 to limit the bearing bowls 4 from being separated from the cross shaft 3.

In the prior art, the clamp spring of the current universal joint depends on pure-man tooling assembly, namely the clamp spring is required to be manually compressed by fingers and placed into a mounting hole, and then the position of the clamp spring is adjusted to be clamped into a clamp spring groove in the mounting hole, so that the whole clamping process is very laborious, the clamp is very easy to clamp, and the assembly efficiency is low.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing an it puts to fit with a contraceptive ring to solve the technical problem that current jump ring assembly efficiency is low.

The utility model provides a ring mounting device for the jump ring of assembly universal joint, the universal joint still includes universal joint fork, flange fork, bearing bowl and assembles the cross between universal joint fork and the flange fork, universal joint fork and the flange fork all are equipped with the mounting hole that supplies the axle head of cross to pack into, the bearing bowl assemble on the axle head of cross to the holding is in the mounting hole, be provided with the jump ring groove in the mounting hole, the ring mounting device includes:

the side wall of the guide pipe is provided with a clamp spring inlet which is communicated with the hollow interior of the guide pipe, the inner diameter of the guide pipe at the clamp spring inlet corresponds to the outer diameter of the clamp spring, and the inner diameter of the guide pipe is gradually reduced from the clamp spring inlet to one end; and

and the push rod is smaller than the inner diameter of the guide pipe in diameter and used for pushing the clamp spring into the mounting hole from the guide pipe so that the clamp spring is clamped into the clamp spring groove.

Furthermore, a guide sleeve is arranged on the inner wall of the end with the larger inner diameter of the guide pipe, and the guide sleeve is slidably sleeved on the ejector rod so that the ejector rod and the guide pipe are coaxially arranged.

Furthermore, a guide fillet is arranged at the position where the edge of the clamp spring inlet is connected with the inner wall of the guide pipe in an inverted mode.

Furthermore, the ring mounting device further comprises a clamp spring discharging mechanism, wherein the clamp spring discharging mechanism is arranged above the guide pipe, and a discharge hole of the clamp spring discharging mechanism is opposite to the clamp spring inlet.

Further, jump ring unloading mechanism includes:

the discharging pipe is vertically arranged above the guide pipe, and a discharging hole in the bottom of the discharging pipe is over against the clamp spring inlet;

the plurality of storage pipes are arranged on one side of the blanking pipe and are communicated with the blanking pipe, and the clamp springs with different specifications are placed in each storage pipe; and

each material storage pipe corresponds one material pushing rod, the material pushing rod is used for pushing the snap spring corresponding to the inside of the material storage pipe into the discharging pipe.

Furthermore, the inner diameter of the storage pipe corresponds to the outer diameter of the clamp spring stored in the storage pipe.

Furthermore, the clamp spring blanking mechanism further comprises a plurality of pushing drivers, and each pushing driver is connected with one pushing rod.

Further, the ejector rod is connected with an ejector driver.

Further, the ring mounting device also comprises a transverse moving driving mechanism which is used for driving the guide pipe to move along the axial direction.

The ring mounting device is characterized in that a universal joint fork, a flange fork, a cross shaft and a bearing bowl are sequentially assembled during assembly, then any mounting hole in the universal joint fork or the flange fork is aligned with the guide pipe, one end with a smaller inner diameter of the guide pipe is close to the mounting hole, then a matched clamp spring is placed in the clamp spring inlet, and the inner diameter of the guide pipe at the clamp spring inlet corresponds to the outer diameter of the clamp spring. Therefore, this ring mounting device can replace the pure manual assembly jump ring of tradition, and labour saving and time saving can also guarantee the uniformity of jump ring atress simultaneously, and difficult card is also difficult for damaging the jump ring partially, has improved assembly efficiency.

Drawings

FIG. 1 is an assembled perspective view of a gimbal;

FIG. 2 is an enlarged view taken at I in FIG. 1;

FIG. 3 is an exploded perspective view of the gimbal;

fig. 4 is a perspective view of the upper ring device according to the first embodiment of the present invention;

fig. 5 is a cross-sectional view of a guide tube according to a first embodiment of the present invention;

fig. 6 is a perspective view of an upper ring device according to a second embodiment of the present invention;

fig. 7 is a perspective view of an upper ring device according to a third embodiment of the present invention;

FIG. 8 is an enlarged view taken at II of FIG. 7;

fig. 9 is a perspective view of an upper ring device according to a fourth embodiment of the present invention;

fig. 10 is a perspective view of a ring mounting device according to a fifth embodiment of the present invention.

Description of the main element symbols:

universal joint fork	1	Flange yoke	2
				Cross axle	3	Bearing bowl	4
Clamp spring	5	Mounting hole	6
				Jump ring groove	601	Guide tube	10
Ejector pin	20	Circlip inlet	11
				Pushing driver	30	Guide sleeve	12
Clamp spring discharging mechanism	40	Blanking tube	41
				Storage tube	42	Pushing rod	43
Pushing driver	44	Transverse moving driving mechanism	50
				Base seat	51	Sliding block	52
Transverse moving driver	53

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 4 to 5, an upper ring device for assembling a snap spring for limiting a bearing bowl of a universal joint according to a first embodiment of the present invention is shown, wherein:

as shown in fig. 1 to 3, the structure of the universal joint is shown in the figures, and the universal joint comprises a universal joint yoke 1, a flange yoke 2, a cross shaft 3, a plurality of bearing bowls 4 and a plurality of clamp springs 5, wherein the cross shaft 3 is assembled between the universal joint yoke 1 and the flange yoke 2, the universal joint yoke 1 and the flange yoke 2 are respectively provided with a mounting hole 6 for installing the shaft end of the cross shaft 3, the bearing bowls 4 are assembled on the shaft end of the cross shaft 3 and are accommodated in the mounting holes 6, the clamp spring grooves 601 are arranged in the mounting holes 6, and the clamp springs 5 are clamped in the clamp spring grooves 601 to limit the bearing bowls 4 from being separated from the cross shaft 3.

The upper ring device shown in fig. 4 to 5 includes a guide tube 10 and an ejector pin 20.

The guide pipe 10 is horizontally arranged, a clamp spring inlet 11 is formed in the side wall of the top of the guide pipe, and the clamp spring inlet 11 is communicated with the hollow interior of the guide pipe 10. The inner diameter of the guide tube 10 at the circlip inlet 11 corresponds to the outer diameter of the circlip, and the inner diameter of the guide tube 10 gradually decreases from the circlip inlet 11 to one end, preferably linearly decreases, so that the inner wall of the guide tube 10 is tapered at the position.

Specifically, the width of the clamp spring inlet 11 is greater than or equal to the width of the clamp spring 5, and preferably, the width of the clamp spring inlet 11 is slightly greater than the width of the clamp spring 5, so as to ensure that the clamp spring 5 can be placed in. The length of the clamp spring inlet 11 corresponds to the outer diameter of the clamp spring 5 or is slightly larger than the outer diameter of the clamp spring 5, so that the clamp spring 5 can be placed into the clamp spring.

In this embodiment, the outer diameter of the end of the guide tube 10 with the smaller inner diameter is equal to the diameter of the mounting hole 6, so that the end of the guide tube 10 with the smaller inner diameter can extend into the mounting hole 6 and can be close to the jump ring groove 601 during assembly. In other embodiments, the outer diameter of the end with the smaller inner diameter of the guide tube 10 may also be larger than or smaller than the diameter of the mounting hole 6, and preferably, the outer diameter of the end with the smaller inner diameter of the guide tube 10 is equal to the diameter of the mounting hole 6, so that when assembling, the end with the smaller inner diameter of the guide tube 10 can be tightly attached to the inner wall of the mounting hole 6 and extend into the mounting hole 6 to ensure that the two are coaxial, thereby ensuring that the clamp spring 5 is not easy to clamp off-center. In addition, when the outer diameter of the end with the smaller inner diameter of the guide tube 10 is larger than the diameter of the mounting hole 6, during assembly, the end with the smaller inner diameter of the guide tube 10 can be attached to the outer side surface of the mounting lug of the universal joint yoke 1 or the flange yoke 2, so that the clamp spring 5 is firstly pushed into the mounting hole 6 and then is continuously pushed into the clamp spring groove 601 to be clamped.

The diameter of the ejector rod 20 is smaller than the inner diameter of the guide tube 10, and the ejector rod is used for pushing the clamp spring 5 into the mounting hole 6 from the guide tube 10, so that the clamp spring 5 is clamped into the clamp spring groove 601.

In order to smoothly push the clamp spring 5, a guide fillet 111 is inverted at a position where the edge of the clamp spring inlet 11 is connected with the inner wall of the guide tube 10.

Referring to fig. 4 to 5, during assembly, the universal joint yoke 1, the flange yoke 2, the cross shaft 3 and the bearing bowl 4 are assembled in sequence, then any one of the mounting holes 6 on the universal joint yoke 1 or the flange yoke 2 is aligned with the guide tube 10, and the end with the smaller inner diameter of the guide tube 10 is inserted into the mounting hole 6 and is close to the clamp spring groove 601 in the mounting hole 6, then a matched clamp spring 5 is placed into the clamp spring inlet 11, because the inner diameter of the guide tube 10 at the clamp spring inlet 11 corresponds to the outer diameter of the clamp spring 5, when the clamp spring 5 falls into the guide tube 10, the clamp spring 5 is tightly attached to the inner wall of the guide tube 10 to ensure that the clamp spring 5 does not incline or fall down, then the push rod 20 is inserted into the guide tube 10 to push the clamp spring 5 into the mounting hole 6, during pushing, because the inner diameter of the guide tube 10 gradually becomes smaller, the clamp spring 5 is compressed, and at the moment when the clamp spring 5 is pushed out from the guide tube 10, the snap spring 5 loses the compression force and expands outward to be just snapped into the snap spring groove 601, and the snap spring assembly is completed.

In addition, it should be noted that, in order to improve the efficiency, in the specific implementation, a plurality of sets of the ring mounting devices can be arranged at the same time, so as to assemble a plurality of snap springs 5 at the same time. For example, two sets of upper ring devices can be arranged on the same straight line, and the universal joint is arranged in the middle, so that the clamping springs on two sides of the universal joint can be assembled at the same time.

To sum up, the utility model discloses ring mounting device in the middle of the above-mentioned embodiment, it can replace the pure manual assembly jump ring of tradition, and labour saving and time saving can also guarantee the uniformity of jump ring atress simultaneously, and difficult card is also difficult for damaging the jump ring partially, has improved assembly efficiency.

Referring to fig. 6, a ring installation apparatus according to a second embodiment of the present invention is shown, which is different from the ring installation apparatus according to the first embodiment in that the ring installation apparatus further includes a pushing driver 30:

the ejector rod 20 is connected with an ejector driver 30, and the ejector driver 30 is used for driving the ejector rod 20 to automatically penetrate into the guide tube 10 so as to automatically eject the snap spring 5, so that manual ejection of the snap spring 5 is replaced, and the assembly efficiency is further improved.

The pushing actuator 30 may be any one of an air cylinder, a hydraulic rod, a linear motor, a ball screw structure, and the like, and is preferably an air cylinder.

It should be noted that the device provided by the second embodiment of the present invention, which implements the same principle and produces some technical effects as the first embodiment, can refer to the corresponding contents in the first embodiment for the sake of brief description, where this embodiment is not mentioned.

Referring to fig. 7 to 8, a ring installing device according to a third embodiment of the present invention is shown, wherein the difference between the ring installing device of the present embodiment and the ring installing device of the first embodiment is:

be equipped with a uide bushing 12 on the inner wall of the great one end of stand pipe 10 internal diameter, uide bushing 12 slidable cover is located push-up rod 20 is last to make push-up rod 20 and stand pipe 10 coaxial arrangement, just so can guarantee push-up rod 20 top push jump ring 5 of centering all the time, and can not press jump ring 5 partially, guarantee jump ring 5 top push smoothly, also can guarantee simultaneously that jump ring 5 is difficult for the card partially when releasing.

It should be noted that the third embodiment of the present invention provides a device, which has the same implementation principle and produces some technical effects as the first embodiment, and for the sake of brief description, the corresponding contents in the first embodiment can be referred to where this embodiment is not mentioned.

Referring to fig. 9, a ring installation apparatus according to a fourth embodiment of the present invention is shown, wherein the difference between the ring installation apparatus of this embodiment and the ring installation apparatus of the first embodiment is that the ring installation apparatus further includes a clamp spring blanking mechanism 40:

jump ring unloading mechanism 40 set up in the top of stand pipe 10, and its discharge gate is just right jump ring entry 11 to realize jump ring 5's automatic unloading, specifically:

the clamp spring blanking mechanism 40 comprises a blanking pipe 41, a plurality of storage pipes 42, a plurality of pushing rods 43 and a pushing driver 44. The blanking pipe 41 is vertically arranged above the guide pipe 10, a discharge hole at the bottom of the blanking pipe is opposite to the clamp spring inlet 11, the storage pipes 42 are arranged on one side of the blanking pipe 41 and are communicated with the blanking pipe 41, clamp springs 5 of different specifications are placed in each storage pipe 42, each storage pipe 42 corresponds to one pushing rod 43, and the pushing rods 43 are used for pushing the clamp springs 5 corresponding to the storage pipes 42 into the blanking pipe 41. Each pushing driver 44 is connected with one pushing rod 43 and is used for driving the pushing rods 43 to automatically penetrate into the storage pipe 42 so as to realize automatic blanking.

Preferably, the inner diameter of the storage pipe 42 corresponds to the outer diameter of the snap spring 5 stored therein, and the blanking pipe 41 may be a flat pipe, so that the snap spring 5 can slide along the inner wall of the blanking pipe 41, and then accurately fall into the snap spring inlet 11.

In practical implementation, the guide tube 10 may be fixedly disposed on a base or a mechanism capable of traversing (along the axial direction of the guide tube), and the clamp spring blanking mechanism 40 is fixed above the guide tube 10. At present, there are six types of circlips 5 in the market, and the six types of circlips 5 have similar outer diameters, so that six storage pipes 42 are provided in this embodiment, and six pushing rods 43 and pushing drivers 44 are correspondingly configured at the same time, and in other embodiments, the number of the storage pipes 42 may be increased or decreased according to the number of the specifications of the circlips 5.

The pushing actuator 44 may be any one of an air cylinder, a hydraulic rod, a linear motor, a ball screw structure, and the like, and is preferably an air cylinder.

During assembly, according to the required size of the clamp spring, the corresponding material pushing driver 44 is controlled to drive the material pushing rod 43 to penetrate into the material storage pipe 42, the penetrating stroke is the width of one clamp spring 5, so that one clamp spring 5 in the material storage pipe 42 is just pushed into the material discharging pipe 41, and the material is fallen into the guide pipe 10 from the clamp spring inlet 11 after the material discharging pipe 41 slides, and automatic material discharging is completed.

It should be noted that the device provided by the fourth embodiment of the present invention, which implements the same principle and produces some technical effects as the first embodiment, can refer to the corresponding contents in the first embodiment for the sake of brief description, where this embodiment is not mentioned.

Referring to fig. 10, a ring installing apparatus according to a fifth embodiment of the present invention is shown, which is different from the ring installing apparatus of the first embodiment in that the ring installing apparatus further includes a traverse driving mechanism 50:

the traverse driving mechanism 50 comprises a base 51, a slide block 52 arranged on the top of the base 51 in a sliding manner, and a traverse driver 53 connected between the base 51 and the slide block 52, wherein the guide tube 10 is fixedly arranged on the slide block 52, and the traverse driver 53 is used for driving the slide block 52 to slide on the base 51 so as to drive the guide tube 10 to move along the axial direction of the guide tube, so that the guide tube 10 can be driven to automatically go deep into the mounting hole 6 during assembly, and meanwhile, the centering of the guide tube 10 and the mounting hole 6 can be ensured.

The traverse actuator 53 may be any one of an air cylinder, a hydraulic rod, a linear motor, a ball screw structure, and the like, and is preferably an air cylinder.

It should be noted that the device provided by the fifth embodiment of the present invention, which implements the same principle and produces some technical effects as the first embodiment, can refer to the corresponding contents in the first embodiment for the sake of brief description, where this embodiment is not mentioned.

It should be noted that the embodiments of the present invention can be combined with each other to combine the advantages of the embodiments, and when the upper ring device of the fifth embodiment is combined with the upper ring device of the second embodiment, the pushing actuator 30 of the second embodiment can be disposed on the sliding block 52 or the base 51 of the fifth embodiment.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an upper ring device for the jump ring of assembly universal joint, the universal joint still includes universal joint fork, flange fork, bearing bowl and assembles the cross between universal joint fork and the flange fork, universal joint fork and the flange fork all are equipped with the mounting hole that supplies the axle head of cross to pack into, the bearing bowl assemble on the axle head of cross to the holding is in the mounting hole, be provided with the jump ring groove in the mounting hole, its characterized in that, the upper ring device includes:

2. The ring installing device according to claim 1, wherein a guide sleeve is provided on an inner wall of an end of the guide tube having a larger inner diameter, and the guide sleeve is slidably fitted over the push rod so that the push rod is coaxially disposed with the guide tube.

3. The ring mounting device according to claim 1, wherein a guide fillet is chamfered at a position where an edge of the circlip inlet meets an inner wall of the guide tube.

4. The ring mounting apparatus according to claim 1, further comprising a clamp spring unloading mechanism disposed above the guide tube and having a discharge opening facing the clamp spring inlet.

5. The ring loading device of claim 4, wherein the circlip blanking mechanism comprises:

6. The ring loading apparatus of claim 5, wherein an inner diameter of the magazine pipe corresponds to an outer diameter of the circlip stored therein.

7. The ring loading device according to claim 5, wherein the circlip unloading mechanism further comprises a plurality of pushing drivers, and each pushing driver is connected with one pushing rod.

8. The upper ring device according to claim 1, wherein the ejector rod is coupled to an ejector driver.

9. The upper ring device according to claim 1, further comprising a traverse drive mechanism for driving the guide tube to move axially.