CN213702331U

CN213702331U - Rear tailstock assembly welding tool for folding bicycle

Info

Publication number: CN213702331U
Application number: CN202022468120.8U
Authority: CN
Inventors: 李银军
Original assignee: Baoji Guanheng Titanium Industry Co ltd
Current assignee: Baoji Guanheng Titanium Industry Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-16
Anticipated expiration: 2030-10-30

Abstract

The utility model provides a back tailstock assembly welding frock for folding bicycle, belong to bicycle processing technology field, the structural design to back tailstock goes out the frock that is applicable to its assembly welding, can once only fix a position on the frock with a plurality of subassemblies of constituteing back tailstock, then disposable spot welding, the manual location of adoption workman has been saved, the time waste that part and welder brought is frequently switched, the extravagant scheduling problem of manual work, welded efficiency has been promoted, simultaneously anchor clamps make the work piece more stable when the equipment, the welding effect is better, this frock convenient operation, moreover, the steam generator is simple in structure, low in manufacturing cost.

Description

Rear tailstock assembly welding tool for folding bicycle

Technical Field

The utility model belongs to the technical field of the bicycle, concretely relates to back tailstock assembly welding frock for folding bicycle.

Background

In the production of bicycle accessories, the welding of the rear tail stock is an important process. The rear tail frame is mainly formed by welding a lower pipe, an upper pipe, a connector mounting seat, a left front shaft connecting sheet, a right front shaft connecting sheet, a left rear tail hook, a right rear tail hook and the like together. The existing small and medium-sized enterprises do not adopt an automatic welding machine to assemble and weld the rear tail frame in consideration of cost, so that the welding of the rear tail frame is finished by manual tailor welding of workers. The welding operation generally needs a worker to butt joint a left front shaft connecting sheet, a right front shaft connecting sheet, a left rear hook, a right rear hook and two ends of a left lower pipe and a right lower pipe, then butt joint a connector mounting seat, the left rear hook, the right rear hook and two ends of a left upper pipe and a right upper pipe, so that the basic frame positioning of the rear tail frame is realized, and finally, other parts are welded. Therefore, a tool capable of positioning a plurality of assemblies of the rear tailstock to realize rapid welding is needed, so that the machining efficiency is improved. There is therefore a need for improvements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides a back tailstock assembly welding frock for folding bicycle, the utility model discloses a structural design to back tailstock goes out the frock that is applicable to its assembly welding, can once only fix a position on the frock with a plurality of subassemblies of constituteing back tailstock, then disposable welding, saved and adopted workman's manual location, frequently switch the time waste that part and welder brought, artifical extravagant scheduling problem, welded efficiency has been promoted, anchor clamps make the work piece more stable when the equipment simultaneously, the welding effect is better, this frock convenient operation, moreover, the steam generator is simple in structure, low in manufacturing cost.

The utility model adopts the technical proposal that: the rear tail frame assembly welding tool for the folding bicycle comprises a base, wherein a middle main body of a clamp is arranged in the middle of the upper surface of the base, a front vertical supporting seat is arranged at the upper part of the front end of the middle main body of the clamp, and a rear vertical supporting seat is arranged at the upper rear part of the middle main body of the clamp; the upper part of the front vertical supporting seat is provided with a connector mounting seat positioning and pressing device for fixing and limiting a connector mounting seat in the rear tail frame; the bases on the two sides of the front part of the middle main body of the clamp are respectively provided with a front shaft connecting piece positioning and pressing device for fixing and limiting a left front shaft connecting piece and a right front shaft connecting piece in the rear tail frame; rear tail hook positioning and pressing devices for fixing and limiting a left rear tail hook and a right rear tail hook in a rear tail frame are arranged on the bases on the two sides of the rear part of the middle main body of the clamp respectively; lower tube supporting and positioning blocks for supporting and limiting a left lower tube and a right lower tube in the rear tail frame are arranged on two sides of the middle main body of the clamp respectively, and two ends of the left lower tube and the right lower tube can be butted with a left front shaft connecting piece, a right front shaft connecting piece, a left rear tail hook and a right rear tail hook respectively; both sides of the rear vertical supporting seat are provided with upper tube supporting and positioning blocks which are used for obliquely supporting and limiting the left and right upper tubes in the rear tail frame respectively, and both ends of the left and right upper tubes can be butted with the connector mounting seat and the left and right rear tail hooks respectively; the slope of back perpendicular supporting seat upper portion is equipped with C in the tailstock and stops and goods shelves mounting hole pipe fix spacing mounting hole pipe location closing device and make C stop and goods shelves mounting hole pipe both ends respectively with control top tube middle part surface butt joint.

The technical scheme is further limited, the connector mounting seat positioning and compressing device comprises a connector mounting seat manual pushing clamp, a positioning screw rod used for being matched with a positioning hole in the connector mounting seat is arranged at the front part of the connector mounting seat manual pushing clamp, and a compression nut capable of compressing the connector mounting seat is screwed on the positioning screw rod.

The technical scheme is further limited, the front shaft connecting piece positioning and compressing device comprises front shaft connecting piece manual pushing pliers horizontally arranged on bases on two sides of the front portion of the middle main body of the clamp, a front shaft connecting piece compressing block used for compressing left and right front shaft connecting pieces is arranged on the front portion of the front shaft connecting piece manual pushing pliers, and front shaft connecting piece positioning pins used for being matched with positioning holes in the left and right front shaft connecting pieces and being inserted into corresponding positioning holes in the middle main body of the clamp to position the left and right front shaft connecting pieces are arranged on the front portion of the front shaft connecting piece compressing block.

To above-mentioned technical scheme's further injecture, the back tail colludes location closing device and colludes manual pincers that push away including the level back tail that locates on the base of anchor clamps intermediate body rear portion both sides, the back tail colludes manual pincers front portion and is equipped with the back tail that colludes the left and right back tail and compress tightly and colludes the compact heap, the back tail colludes compact heap front portion and is equipped with and is used for colluding the locating hole with the left and right back tail and carry out the adaptation and insert the back tail that corresponds the locating hole on the anchor clamps intermediate body and collude the locating pin that carries out the location right and left back tail.

According to the technical scheme, the lower pipe limiting columns for limiting the left lower pipe and the right lower pipe are vertically arranged on the upper surfaces of the lower pipe supporting and positioning blocks.

The technical scheme is further limited, the mounting hole pipe positioning and compressing device comprises a mounting hole pipe manual pushing clamp which is obliquely arranged on the upper portion of a rear vertical supporting seat, a supporting block used for supporting the C brake and the shelf mounting hole pipe is arranged on the rear vertical supporting seat, a mounting hole pipe compressing block used for compressing the C brake and the shelf mounting hole pipe is arranged on the front portion of the mounting hole pipe manual pushing clamp, and a mounting hole pipe positioning pin which is used for being matched with the C brake and the shelf mounting hole on the shelf mounting hole pipe and inserting the C brake and the shelf mounting hole pipe into a corresponding positioning hole on the supporting block to position the C brake and the shelf mounting hole pipe is arranged on the front portion of the mounting hole pipe compressing block.

The utility model has the advantages compared with the prior art:

1. according to the scheme, the tool suitable for assembly welding of the rear tail frame is designed according to the structure of the rear tail frame, a plurality of components forming the rear tail frame can be positioned on the tool at one time and then spot-welded at one time, so that the problems of time waste, labor waste and the like caused by manual positioning of workers and frequent switching of parts and welding guns are solved, the welding efficiency is improved, meanwhile, the assembly of the fixture enables the workpiece to be more stable, and the welding effect is better;

2. be used for in this scheme to the connector mount pad, control the front axle connection piece, control the back tail and collude, C is stopped and the location clamp of goods shelves mounting hole pipe tightly all adopts manual structure realization that pushes away pincers, convenient operation, simple structure, low in manufacturing cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements" does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Please refer to fig. 1, which illustrates an embodiment of the present invention.

A back tailstock assembly welding frock for folding bicycle, including base 1, 1 upper surface middle part of base is equipped with anchor clamps

intermediate body

2, 2 front end upper portions of anchor clamps intermediate body are equipped with preceding upright supporting

seat

3, 2 back upper portions of anchor clamps intermediate body are equipped with back upright supporting seat 4.

And the upper part of the front vertical supporting seat 3 is provided with a connector mounting seat positioning and pressing device 5 for fixing and limiting a connector mounting seat 1105 in the rear tail frame 11. Specifically, the connector mounting seat positioning and compressing device 5 includes a connector mounting seat manual pushing clamp 501, a positioning screw 502 used for being matched with a positioning hole in the connector mounting seat 1105 is arranged at the front of the connector mounting seat manual pushing clamp 501, and a compression nut 503 capable of compressing the connector mounting seat 1105 is screwed on the positioning screw 502. Of course, the connector mounting seat positioning and compressing device 5 can also be realized by using a pneumatic or hydraulic clamp, and is not limited to the above technical solution.

The bases 1 on the two sides of the front part of the clamp middle main body 2 are respectively provided with a front shaft connecting piece positioning and pressing device 7 for fixing and limiting a left front shaft connecting piece 1106 and a right front shaft connecting piece 1106 in a rear tail frame 11. Specifically, the front shaft connecting piece positioning and compressing device 7 comprises a pair of front shaft connecting piece manual pushing pliers 701 horizontally arranged on bases 1 on two sides of the front portion of the clamp middle main body 2, a front shaft connecting piece compressing block 702 for compressing left and right front shaft connecting pieces 1106 is arranged in front of the front shaft connecting piece manual pushing pliers 701, and front shaft connecting piece positioning pins 703 used for being matched with positioning holes in the left and right front shaft connecting pieces 1106 and being inserted into corresponding positioning holes in the clamp middle main body 2 to position the left and right front shaft connecting pieces 1106 are arranged in front of the front shaft connecting piece compressing block 702. Of course, the front axle connecting piece positioning and pressing device 7 can also be realized by using a pneumatic or hydraulic clamp, and is not limited to the above technical scheme.

The bases 1 on the two sides of the rear part of the clamp middle main body 2 are respectively provided with a rear tail hook positioning and pressing device 8 for fixing and limiting a left rear tail hook 1107 and a right rear tail hook 1107 in a rear tail frame 11; it is specific, back tail colludes location closing device 8 includes that the level locates the back tail on 2 rear portions of anchor clamps intermediate main body base 1 and colludes manual pincers 801 that push away, the back tail colludes manual pincers 801 front portion of pushing away and is equipped with the back tail that the 1107 compresses tightly colludes left and right back and colludes compact heap 802, the back tail colludes compact heap 802 front portion and is equipped with and is used for colluding about with the back tail that the 1107 goes up the locating hole and carry out the adaptation and insert on the anchor clamps intermediate main body 2 and collude the back tail that 1107 advances line location and collude locating pin 803 corresponding locating hole on the left and right back tail. Of course, the rear tail hook positioning and pressing device 8 can also be realized by a pneumatic or hydraulic clamp, and is not limited to the above technical scheme.

The middle two sides of the clamp middle main body 2 are respectively provided with a lower pipe supporting and positioning block 9 which supports and limits a left lower pipe 1101 and a right lower pipe 1101 in the rear tail frame 11, and two ends of the left lower pipe 1101 and the right lower pipe 1101 can be respectively butted with a left front shaft connecting piece 1106, a right rear shaft connecting piece 1107 and a left rear tail hook 1107. A lower pipe limiting column 901 for lowering the left lower pipe 1101 and the right lower pipe 1101 is vertically arranged on the upper surface of the lower pipe supporting and positioning block 9.

The both sides of the rear vertical supporting seat 4 are respectively provided with an upper tube supporting and positioning block 10 which obliquely supports the left upper tube 1102 and the right upper tube 1102 in the rear tail frame 11 in a limiting way, and the two ends of the left upper tube 1102 and the right upper tube 1102 can be respectively butted with the connector mounting seat 1105 and the left rear tail hook 1107 as well as the right rear tail.

The slope of 4 upper portions of back vertical support seat is equipped with C in the tailstock 11 of back and stops and goods shelves mounting hole pipe 1103 fixes spacing mounting hole pipe location closing device 6 and makes C stop and goods shelves mounting hole pipe 1103 both ends respectively with control upper tube 1102 middle part surface butt joint. Specifically, the manual pincers 601 that push of mounting hole pipe that 4 upper portions of back vertical support seat are located including the slope to mounting hole pipe location closing device 6, be equipped with the supporting shoe 604 that is used for supporting C and stops and goods shelves mounting hole pipe 1103 on the back vertical support seat 4, the manual pincers 601 front portion that pushes away of mounting hole pipe is equipped with the mounting hole pipe compact heap 602 that stops C and goods shelves mounting hole pipe 1103 and compress tightly, mounting hole pipe compact heap 602 front portion is equipped with and is used for stopping with C and C on the goods shelves mounting hole pipe 1103 stop and goods shelves mounting hole and carry out the adaptation and insert on the supporting shoe 604 corresponding the locating hole to C stop and goods shelves mounting hole pipe 1103 carry out the mounting hole pipe locating pin 603 of fixing a position. Of course, the positioning and compressing device 6 for the installation hole pipe can also be realized by using a pneumatic or hydraulic clamp, and is not limited to the above technical solution.

The positioning and clamping device for the connector mounting seat 1105, the left and right front shaft connecting sheet 1106, the left and right rear hooks 1107, the C brake and the shelf mounting hole tube 1103 in the embodiment is realized by adopting the structure of a manual push clamp, and has the advantages of convenient operation, simple structure and low manufacturing cost.

During the use, through connector mount pad location closing device 5 with connector mount pad 1105 location in front on 3 upper portions of vertical supporting seat, through front axle connection piece location closing device 7 with about front axle connection piece 1106 location in the anterior both sides of anchor clamps middle main part 2, collude location closing device 8 through the back tail and collude 1107 location in anchor clamps middle main part 2 rear portion both sides with about right back tail, support the location to about low tube 1101 through low tube supporting and positioning piece 9, support the location to about upper tube 1102 through upper tube supporting and positioning piece 10, it stops and goods shelves mounting hole pipe 1103 to fix a position to C through mounting hole pipe location closing device 6. After all parts are positioned in place, spot welding butt joint is carried out on all components, the two ends of a left lower pipe 1101, a right lower pipe 1101, a left front shaft connecting sheet 1106, a right rear hook 1107, a left upper pipe 1102, a right upper pipe 1102, a connector mounting seat 1105, a left rear hook 1107, a right rear hook 1107, a C brake and a shelf mounting hole pipe 1103 are butted with the surfaces of the middle parts of the left upper pipe 1102 and the right upper pipe 1102 respectively. Therefore, basic assembly welding connection of the rear tail frame is achieved, the assembled and welded rear tail frame is taken down from the tool, full-welding is conducted, and finally, other parts are welded again to achieve assembly welding of the rear tail frame.

The utility model discloses a to the structure of back tailstock and the frock that is applicable to its assembly welding that designs, can once only fix a position on the frock with a plurality of subassemblies of constituteing back tailstock, then disposable spot welding has saved and has adopted the manual location of workman, has frequently switched the time waste that part and welder brought, artifical extravagant scheduling problem, has promoted welded efficiency, and the equipment of anchor clamps makes the work piece more stable simultaneously, and the welding effect is better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A back tailstock assembly welding frock for folding bicycle, including base (1), its characterized in that: a middle clamp body (2) is arranged in the middle of the upper surface of the base (1), a front vertical supporting seat (3) is arranged at the upper part of the front end of the middle clamp body (2), and a rear vertical supporting seat (4) is arranged at the upper rear part of the middle clamp body (2); the upper part of the front vertical supporting seat (3) is provided with a connector mounting seat positioning and pressing device (5) for fixing and limiting a connector mounting seat (1105) in the rear tail frame (11); the bases (1) on the two sides of the front part of the clamp middle main body (2) are respectively provided with a front shaft connecting piece positioning and pressing device (7) for fixing and limiting a left front shaft connecting piece (1106) and a right front shaft connecting piece (1106) in a rear tail frame (11); rear tail hook positioning and pressing devices (8) for fixing and limiting left and right rear tail hooks (1107) in a rear tail frame (11) are arranged on the bases (1) on the two sides of the rear part of the clamp middle main body (2); lower pipe supporting and positioning blocks (9) which respectively support and limit a left lower pipe (1101) and a right lower pipe (1101) in a rear tail frame (11) are respectively arranged on two sides of the middle part of the clamp middle main body (2), and two ends of the left lower pipe (1101) and the right lower pipe (1101) can be respectively butted with a left front shaft connecting piece (1106) and a right rear tail hook (1107); an upper pipe supporting positioning block (10) which is used for obliquely supporting and limiting a left upper pipe (1102) and a right upper pipe (1102) in a rear tail frame (11) is arranged on each of two sides of the rear vertical supporting seat (4), and two ends of the left upper pipe (1102) and the right upper pipe (1102) can be butted with a connector mounting seat (1105) and a left rear tail hook (1107) and a right rear tail hook (1107) respectively; the slope of back perpendicular supporting seat (4) upper portion is equipped with C in tailstock (11) and stops and goods shelves mounting hole pipe (1103) fix spacing mounting hole pipe location closing device (6) and make C stop and goods shelves mounting hole pipe (1103) both ends respectively with about with top tube (1102) middle part surface butt joint.

2. The rear tailstock assembly welding tool for the folding bicycle according to claim 1, characterized in that: the connector mounting seat positioning and pressing device (5) comprises a connector mounting seat manual pushing clamp (501), a positioning screw rod (502) which is used for being matched with a positioning hole in the connector mounting seat (1105) is arranged at the front part of the connector mounting seat manual pushing clamp (501), and a pressing nut (503) capable of pressing the connector mounting seat (1105) is screwed on the positioning screw rod (502).

3. The rear tailstock assembly welding tool for the folding bicycle according to claim 1, characterized in that: the front shaft connecting piece positioning and pressing device (7) comprises a pair of front shaft connecting piece manual pushing pliers (701) horizontally arranged on bases (1) on two sides of the front portion of the clamp middle main body (2), a front shaft connecting piece pressing block (702) for pressing left and right front shaft connecting pieces (1106) is arranged on the front portion of the front shaft connecting piece manual pushing pliers (701), and a front shaft connecting piece positioning pin (703) used for being matched with a positioning hole in the left and right front shaft connecting pieces (1106) and being inserted into a corresponding positioning hole in the clamp middle main body (2) to position the left and right front shaft connecting pieces (1106) is arranged on the front portion of the front shaft connecting piece pressing block (702).

4. The rear tailstock assembly welding tool for the folding bicycle according to claim 1, characterized in that: the back tail colludes location closing device (8) locate back tail on anchor clamps intermediate main body (2) rear portion both sides base (1) including the level and collude manual pincers (801) that push away, the back tail colludes manual pincers (801) front portion of pushing away and is equipped with the back tail that colludes (1107) and compress tightly with left right back tail and colludes compact heap (802), the back tail colludes compact heap (802) front portion and is equipped with and is used for colluding (1107) with left right back tail and go up the locating hole and carry out the adaptation and insert and collude (1107) the back tail that advances line location on anchor clamps intermediate main body (2) and collude locating pin (803) corresponding locating hole left right back tail.

5. The rear tailstock assembly welding tool for the folding bicycle according to claim 1, characterized in that: and a lower pipe limiting column (901) for limiting the left lower pipe (1101) and the right lower pipe (1101) is vertically arranged on the upper surface of the lower pipe supporting and positioning block (9).

6. The rear tailstock assembly welding tool for the folding bicycle according to claim 1, characterized in that: mounting hole pipe location closing device (6) are located the back and are erected the manual pincers (601) that push away of mounting hole pipe on supporting seat (4) upper portion including the slope, be equipped with on the back erects supporting seat (4) and be used for supporting C and stop and supporting shoe (604) of goods shelves mounting hole pipe (1103), the manual pincers (601) front portion that push away of mounting hole pipe is equipped with the mounting hole pipe compact heap (602) that stop and goods shelves mounting hole pipe (1103) compress tightly C, mounting hole pipe compact heap (602) front portion is equipped with and is used for stopping and the C on goods shelves mounting hole pipe (1103) and stop and the goods shelves mounting hole carries out the adaptation and insert mounting hole pipe locating pin (603) that go on corresponding the locating hole in supporting shoe (604) and fix a position C and goods shelves mounting hole pipe (1103).