CN216576709U

CN216576709U - Universal fixing jig for front fork disc brake processing

Info

Publication number: CN216576709U
Application number: CN202122885398.XU
Authority: CN
Inventors: 陈锦松; 陈玉行; 黄卫强
Original assignee: Ten Tech Composite Technology Corp
Current assignee: Ten Tech Composite Technology Corp
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-05-24
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a universal fixing jig for front fork disc brake processing, which comprises a base, a supporting seat, a first driver, a second driver, a first pressing cover, a second pressing cover, a bearing support shaft and a bearing block. The bearing block is assembled and connected with the base in a replaceable manner, and the first gland is positioned right above the bearing block and is assembled and connected with the output end of the first driver; the first driver is arranged on the base and positioned beside the bearing block, and the first gland slides close to or far away from the bearing block under the driving of the first driver; the bearing support shaft is arranged on the support seat in a replaceable way and protrudes out of the support seat; the second driver is arranged on the base and faces the bearing support shaft, the second pressing cover is arranged at the output end of the second driver, and the second pressing cover slides close to or far away from the bearing support shaft under the driving of the second driver. The universal fixing jig for front fork disc brake processing can save development and production, does not need to develop a whole set of jigs for each model, can shorten the manufacturing time, can reduce the manual load, and can meet the production requirements.

Description

Universal fixing jig for front fork disc brake processing

Technical Field

The utility model relates to the field of bicycle production, in particular to a universal fixing jig for front fork disc brake processing.

Background

In carbon fiber highway bicycle front fork production process, its dish is stopped the position shaping and is required to carry out the post-processing after accomplishing, for example mill plane, drilling, attack tooth and chamfer etc. and this process needs to be processed and is accomplished on CNC, consequently, in CNC, need use the clamping tool to be fixed in CNC with the front fork.

At present, every time a new type of front fork is developed, a whole set of clamping jig needs to be designed, the whole set of jig needs to be fixed on a machine table of a CNC through screws during production, then the front fork is installed, and then the upper cover is locked through the screws, so that the product is fixed by the upper cover. After the processing is finished, the screw is loosened, the upper cover is disassembled, and then the product is taken out, and the whole set of jig needs to be disassembled and replaced when different orders are produced. Just because a whole set of needs be makeed again to every product of processing of current fixed tool, every product of processing needs dismouting upper cover, extension man-hour of processing. And the whole set of jig is required to be disassembled and assembled when the order is replaced, which wastes labor cost.

Therefore, there is a need for a universal fixing jig for front fork disc brake processing to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a universal fixing jig for front fork disc brake processing, which is used for saving the development and production of a whole set of jig without developing each type, shortening the manufacturing time, reducing the manual load and meeting the production requirements.

In order to achieve the purpose, the universal fixing jig for front fork disc brake processing comprises a base, a supporting seat, a first driver, a second driver, a first pressing cover, a second pressing cover, a bearing support shaft and a bearing block, wherein the bearing support shaft and the bearing block can be detached and replaced. The supporting seat is assembled on the base from the upper part, the bearing blocks are positioned above the base and are in replaceable assembly connection with the base, and the bearing blocks are aligned with the supporting seat in a spaced mode along one of the left-right direction and the front-back direction of the base; the first gland is positioned right above the bearing block and is in assembly connection with the output end of the first driver, the first driver is assembled on the base and positioned beside the bearing block, and the first gland is driven by the first driver to slide close to or far away from the bearing block; the support stay shaft is replaceably fitted to the support base and protrudes out of the support base in the other of the left-right direction and the front-rear direction of the base; the second driver is assembled on the base and arranged to face the bearing support shaft, the second pressing cover is assembled on the output end of the second driver, and the second pressing cover slides close to or away from the bearing support shaft under the driving of the second driver.

Preferably, the bearing block is provided with two accommodating grooves for accommodating the pipe body of the front fork, the notch of each accommodating groove is arranged upwards, and the first driver and the second driver are arranged on the same side of the base.

Preferably, the output end of the first driver is vertically arranged upwards, and the output end of the second driver is horizontally arranged close to the supporting shaft.

Preferably, the output end of the second driver coincides with the central line of the supporting shaft.

Preferably, the first gland is an L-shaped block structure, and the second gland is cylindrical.

Preferably, the first and second actuators are each a pneumatic or hydraulic cylinder.

Preferably, the bearing block is assembled and connected with the base through screws.

Preferably, the support base is provided with an insertion hole penetrating through a side wall of the support base, and the support supporting shaft is inserted into the insertion hole.

Preferably, a locking screw is arranged on the support base in a penetrating manner, and the locking screw selectively locks or unlocks the support supporting shaft inserted into the insertion hole.

Compared with the prior art, the universal fixing jig for front fork disc brake processing is not required to be integrally replaced for products of different models through the replaceable disassembly design of the bearing block on the base and the replaceable disassembly design of the bearing support shaft on the support base, and the whole set of universal fixing jig for front fork disc brake processing is not required to be developed for each model in the process of development and production. Meanwhile, the front fork arranged on the bearing block and the bearing support shaft is driven by the first driver to drive the first gland and the second driver to drive the second gland to compress, so that the manufacturing time is shortened and the manual load is reduced. In addition, two universal fixing jigs for front fork disc brake processing are arranged on a machine table of the CNC, so that the requirement of mass production can be met.

Drawings

Fig. 1 is a perspective view of two universal fixing jigs for front fork disc brake processing of the present invention assembled on a CNC machine and clamping a front fork.

Fig. 2 is a perspective view of the universal type fixing jig for front fork disc brake processing of the utility model when clamping a front fork.

Fig. 3 is a perspective view of the universal fixing jig for front fork disc brake processing shown in fig. 2 after being removed from the front fork.

Fig. 4 is a perspective view of the universal fixing jig for front fork disc brake processing of the present invention, in which the supporting base, the supporting shaft and the locking screw are detached from each other.

Fig. 5 is a perspective view of a support block in the universal fixing jig for front fork disc brake processing of the present invention.

Detailed Description

The preferred embodiments of the present invention will now be described with reference to the accompanying drawings, which are given by way of illustration.

Referring to fig. 1, two front fork disc brake machining universal fixing jigs 100 of the present invention are mounted on a CNC machine 320, and a machine head 310 of the CNC machine is responsible for machining the front fork 200 clamped by the two front fork disc brake machining universal fixing jigs 100 of the present invention, so as to improve the machining speed and efficiency of the CNC machine, of course, the number of the front fork disc brake machining universal fixing jigs 100 mounted on the CNC machine 320 may be other according to actual needs, and therefore, the present invention is not limited to the illustration shown in fig. 1.

With reference to fig. 2 and 3, the universal fixing jig 100 for front fork disc brake processing of the present invention includes a base 10, a support base 20, a first driver 30, a second driver 40, a first gland 50, a second gland 60, and a support shaft 70 and a support block 80, which are detachably replaced. The support base 20 is assembled to the base 10 from above, and the support base 20 is supported by the base 10 and fixed with the support base 20. The bearing block 80 is positioned above the base 10 and is connected with the base 10 in a replaceable assembly manner, so that the bearing block 80 can be flexibly replaced according to actual needs; the support blocks 80 are also aligned in spaced relation to the support base 20 in the fore-aft direction of the base 10 to ensure that the support blocks 80 support the tubes 210 of the front fork 200 from below. The first pressing cover 50 is located right above the bearing block 80 and is assembled and connected with the output end 31 of the first driver 30, the first driver 30 is assembled on the base 10, the base 10 provides a supporting function and an assembling place for the first driver 30, and the first driver 30 is also located beside the bearing block 80, so that the first pressing cover 50 slides close to or away from the bearing block 80 under the driving of the first driver 30, and the requirement that the bearing block 80 and the first pressing cover 50 clamp or unclamp the tube body 210 of the front fork 200 is met. The supporting shaft 70 is replaceably mounted to the supporting base 20 so that the supporting shaft 70 can be flexibly replaced according to actual needs, and the supporting shaft 70 further protrudes out of the supporting base 20 in the left and right directions of the base 10 so as to support the hook claw 220 of the front fork 200 by the supporting shaft 70. The second driver 40 is mounted on the base 10, and the base 10 provides a supporting function and a mounting place for the second driver 40, and the second driver 40 and the supporting shaft 70 are arranged to face each other. The second pressing cover 60 is assembled on the output end 41 of the second actuator 40, so that the second pressing cover 60 slides close to or away from the back-up support shaft 70 under the driving of the second actuator 40, so as to meet the requirement that the back-up support shaft 70 and the second pressing cover 60 clamp or unclamp the hook 200 of the front fork 200 together. Specifically, in fig. 1 to 3, the output end 31 of the first actuator 30 is vertically arranged upward, so as to simplify the assembly relationship between the first gland 50 and the output end 31 of the first actuator 30, and the output end 41 of the second actuator 40 is horizontally arranged close to the back-up support shaft 70, so as to simplify the assembly relationship between the second gland 60 and the output end 41 of the second actuator 40. More specifically, the following:

as shown in fig. 1 to 3, the support block 80 defines two receiving slots 81 for receiving the tubes 210 of the front fork 200, and the notch of each receiving slot 81 is disposed upward so that the two tubes 210 of the front fork 200 can be placed on the support block 80 from above; meanwhile, the first driver 30 and the second driver 40 are arranged on the same side of the base 10, so that the arrangement of the first driver 30 and the second driver 40 on the base 10 is more compact and reasonable. Specifically, the output end 41 of the second driver 40 coincides with the central line of the supporting shaft 70, so that the second driver 40 drives the second pressing cover 60 to be more uniformly pressed against the hook claw 220 sleeved in the supporting shaft 70, thereby ensuring the reliability of pressing the hook claw 200 by the second pressing cover 60. For example, the first actuator 30 and the second actuator 40 are each a pneumatic cylinder, and certainly, the first actuator is selected to be a hydraulic cylinder according to actual needs, so the utility model is not limited thereto.

As shown in fig. 2 and 3, the first gland 50 is of an L-shaped block structure, so that the assembly operation between the first gland 50 and the output end 31 of the first driver 30 is facilitated, and the reliability that the first driver 50 drives the first gland 50 to slide up and down is ensured; the second cover 60 is cylindrical to better match the shape of the hook claw 220 of the front fork 200, thereby ensuring the reliability of the second cover 60 in abutting against the hook claw 220.

As shown in fig. 5, the supporting block 80 is assembled and connected to the base 10 by screws to facilitate the assembling and disassembling operation between the supporting block 80 and the base 10. Specifically, in fig. 5, the bearing block 80 is provided with a mounting through hole 82, and the mounting through hole 82 is communicated with a receiving groove 81, so that the bearing block 80 can be fixed on the base 10 or detached from the base 10 by means of a screw. For example, the base 10 is a plate structure, but not limited thereto.

As shown in fig. 2 to 4, the support base 20 is formed with an insertion hole 21 penetrating through a side wall of the support base 20, and the support shaft 70 is inserted into the insertion hole 21 so as to facilitate the mounting and dismounting operation between the support shaft 70 and the support base 20. Specifically, a locking screw 22 is inserted into the supporting seat 20, and the locking screw 22 selectively locks or unlocks the supporting brace 70 inserted into the insertion hole 21, so that the design is more convenient for an operator to replace the supporting brace 70 at the supporting seat 20. More specifically, in fig. 4, the supporting seat 20 further defines a through hole 23, the supporting support shaft 70 correspondingly defines a screw hole 71, the supporting support shaft 70 is inserted into the insertion hole 21 of the supporting seat 20 such that the screw hole 71 is aligned with the through hole 23, at this time, the locking screw 22 is inserted into the through hole 23 and then threadedly connected with the screw hole 71, preferably, the through hole 23 and the insertion hole 21 are disposed on different sides of the supporting seat 20, but not limited thereto. It should be noted that, since the insertion hole 21 is a standard hole, the size of the position of the supporting shaft 70 for passing through the hook claw 220 of the front fork 200 varies for different models of products.

The working principle of the universal fixing jig 100 for front fork disc brake processing of the present invention is explained with reference to the accompanying drawings: firstly, the tube 220 of the front fork 200 is placed in the accommodating groove 81 of the bearing block 80, and meanwhile, the hook claw 220 of the front fork 200 is sleeved in the bearing support shaft 70; then, the first driver 30 drives the first pressing cover 50 to slide downwards, and the second driver 40 drives the second pressing cover 60 to slide towards the position close to the supporting shaft 70, so that the first pressing cover 50 presses the tube 220 tightly and the second pressing cover 60 presses the hook claw 60 tightly, thereby achieving the purpose of clamping the front fork 200 by the universal fixing jig 100 for front fork disc brake processing of the present invention. After the CNC machine head 310 finishes processing the front fork 200 clamped on the machine table 320 by the universal fixing jig 100 for front fork disc brake processing of the utility model, the first driver 30 drives the first gland 50 to loosen the compression of the tube body 210 of the front fork 200, and the second driver 40 drives the second gland 60 to loosen the jacking of the hook claw 220 of the front fork 200, at this time, the front fork 200 can be processed from the universal fixing jig 100 for front fork disc brake processing of the utility model; the above-described process is repeated continuously, and the water flowing operation of clamping the front fork 200 before processing and removing the processed front fork 200 can be completed.

Compared with the prior art, through the replaceable disassembly design of the bearing block 80 on the base 10 and the replaceable disassembly design of the bearing support shaft 70 on the support seat 20, for products of different models, only the corresponding bearing block 80 and the corresponding bearing support shaft 70 need to be replaced, and the whole front fork disc brake processing universal fixing jig 100 does not need to be replaced, so that the whole set of the front fork disc brake processing universal fixing jig 100 is saved, and the whole set of the front fork disc brake processing universal fixing jig 100 does not need to be developed for each model. Meanwhile, since the front fork 200 placed on the support block 80 and the support stay 70 is pressed by the first and second

pressing covers

50 and 60 driven by the first and

second drivers

30 and 40, the manufacturing time is shortened and the labor load is reduced. In addition, the mass production requirements can be met by arranging two universal fixing jigs 100 for front fork disc brake processing of the present invention on the machine 320 of the CNC.

Note that the direction indicated by the arrow a in the drawing is the direction from left to right of the base 10, and the direction indicated by the arrow B in the drawing is the direction from front to back of the base 10. In other embodiments, the supporting block 80 may be aligned with the supporting seat 20 in a left-right direction of the base 10, and the supporting shaft 70 protrudes from the supporting seat 20 in a front-back direction of the base 10, so the above description is not limited.

The above disclosure is only a preferred embodiment of the present invention, which is convenient for those skilled in the art to understand and implement, and certainly not to limit the scope of the present invention, therefore, the present invention is not limited by the claims and their equivalents.

Claims

1. A universal fixing jig for front fork disc brake processing comprises a base and a supporting seat assembled on the base from the top, and is characterized in that the universal fixing jig for front fork disc brake processing further comprises a first driver, a second driver, a first gland, a second gland, a supporting support shaft and a supporting block, wherein the supporting support shaft and the supporting block are detachably replaced respectively, the supporting block is positioned above the base and is in replaceable assembly connection with the base, the supporting block is aligned and arranged with the supporting seat in a manner of being separated along one of the left-right direction and the front-back direction of the base, the first gland is positioned right above the supporting block and is in assembly connection with the output end of the first driver, the first driver is assembled on the base and positioned beside the supporting block, and the first gland slides close to or away from the supporting block under the driving of the first driver, the bearing props the axle and assembles in replaceably the supporting seat is followed another one protrusion in the left and right sides direction and the fore-and-aft direction of base the supporting seat, the second driver assemble in the base and with the bearing props the axle and is the arrangement that faces each other, the second gland assemble in the output of second driver, the second gland is in do under the driving of second driver and be close to or keep away from the bearing props the slip of axle.

2. The universal fixing jig for the front fork disc brake processing according to claim 1, wherein the supporting block is provided with two accommodating grooves for accommodating the tube body of the front fork, the notch of each accommodating groove is arranged upward, and the first driver and the second driver are arranged on the same side of the base.

3. The universal fixing jig for front fork disc brake machining according to claim 1, wherein the output end of the first driver is vertically arranged in an upward direction, and the output end of the second driver is horizontally arranged close to the supporting shaft.

4. The universal fixing jig for front fork disc brake processing according to claim 3, wherein the output end of the second driver coincides with the central lines of the supporting shaft and the supporting shaft.

5. The universal fixing jig for front fork disc brake processing according to claim 1, wherein the first gland is an L-shaped block structure, and the second gland is cylindrical.

6. The universal fixing jig for front fork disc brake processing according to claim 1, wherein the first driver and the second driver are each an air cylinder or a hydraulic cylinder.

7. The universal fixing jig for front fork disc brake processing according to claim 1, wherein the bearing block is assembled and connected with the base through screws.

8. The universal type fixing jig for front fork disc brake processing according to claim 1, wherein the supporting seat is provided with an insertion hole penetrating through a side wall of the supporting seat, and the bearing supporting shaft is inserted into the insertion hole.

9. The universal fixing jig for front fork disc brake processing as claimed in claim 8, wherein a locking screw is inserted into the supporting seat, and the locking screw selectively locks or unlocks the supporting shaft inserted into the insertion hole.