CN215509728U

CN215509728U - Welding auxiliary fixtures of rim strip material

Info

Publication number: CN215509728U
Application number: CN202121758258.XU
Authority: CN
Inventors: 袁浩; 蒋万标
Original assignee: Xiamen Sunrise Group Co ltd
Current assignee: Xiamen Sunrise Group Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-14
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an auxiliary welding tool for rim strips, which comprises a supporting seat, a slide fastener and an elastic body, wherein the slide fastener is slidably arranged on the supporting seat, the elastic body is arranged on the outer side of the slide fastener, and one end of the elastic body is abutted against the slide fastener. The top surface of the supporting seat extends upwards to form a flange at a position opposite to the inner side of the slide fastener, the inner side of the flange extends towards the slide fastener direction to form a first clamping protrusion, and a first clamping groove for clamping a welding opening at one end of the strip material is formed between the first clamping protrusion and the top surface of the supporting seat. The inner side of the slide fastener extends towards the flange direction to form a second clamping protrusion, and a second clamping groove for clamping the welding port at the other end of the strip material is formed between the second clamping protrusion and the top surface of the supporting seat. The utility model is used for fixing the welding port of the rolled rim strip, can prevent the strip from axial dislocation or end face dislocation or placement position dislocation, is convenient to use and accurate in positioning, solves the problems of poor butt welding, scrappage and the like caused by manual clamping of the existing butt welding clamp tool, and reduces the scrappage rate.

Description

Welding auxiliary fixtures of rim strip material

Technical Field

The utility model relates to the technical field of auxiliary tools for wheel production, in particular to an auxiliary tool for welding a rim strip.

Background

The initial raw materials of the rim are all strip-shaped thin plate structures, and when the rim is manufactured, the strip materials are usually required to be rolled up, and then the butt joint parts are subjected to positioning welding. The existing strip welding is usually carried out by adopting a manual clamping method, and the following problems easily occur by adopting the manual clamping method: 1. axial misalignment (as shown in fig. 1) results in uneven scrapping of the subsequently formed rim; 2. the end surface is dislocated (as shown in figure 2), and the post-process cracks and is scrapped; 3. the placing position is staggered (as shown in figure 3), so that the upset forging amount is not uniform, and the expansion crack and the scrap are generated. Therefore, a welding auxiliary tool needs to be designed to accurately position the strip, the production efficiency of products is improved, and the rejection rate of the products is reduced.

Disclosure of Invention

Aiming at the technical problems in the background art, the utility model aims to provide the auxiliary welding tool for the rim strip, which is convenient to use and can accurately position the strip to be welded.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a welding auxiliary tool for rim strips comprises a supporting seat, a slider and an elastic body. The slide fastener is slidably mounted on the supporting seat, the elastic body is mounted on the outer side of the slide fastener, and one end of the elastic body abuts against the slide fastener. The top surface of supporting seat is in upwards extend and form a flange on the inboard relative position of thread slipping, the inboard of flange extends towards the thread slipping direction and forms first card protruding, form the first draw-in groove that supplies strip material one end welding mouth card to go into between the top surface of first card protruding and supporting seat. The inner side of the slide fastener extends towards the flange direction to form a second clamping protrusion, and a second clamping groove for clamping a welding port at the other end of the strip material is formed between the second clamping protrusion and the top surface of the supporting seat.

Furthermore, the supporting seat is provided with a chute which is communicated up and down. The slide fastener comprises a butting part, a sliding part, a slide fastener locking plate and a fastener, wherein the sliding part extends downwards from the bottom of the butting part and is matched with the sliding groove in shape, the slide fastener locking plate is arranged at the bottom of the supporting seat, and the fastener is used for locking and fixing the sliding part and the slide fastener locking plate mutually. The left and right sides of butt portion outwards extends respectively and forms two interference portions, the bottom surface of interference portion with the top surface of supporting seat is laminated mutually, sliding part slidable mounting in the spout.

Preferably, in order to make the auxiliary tool adaptable to different sizes of strip materials, the auxiliary tool further comprises a first jacking piece, and the first jacking piece comprises a first jacking rod and a first thread locking piece. The supporting seat is provided with a first through hole and a first threaded hole which are positioned on the same straight line on the inner side of the slide fastener, one end of the first through hole is communicated with the sliding groove, the other end of the first through hole is communicated with the first threaded hole, and the other end of the first threaded hole is communicated with the side face of the supporting seat. The first ejector rod is arranged in the first through hole, the first thread locking piece is installed in the first thread hole through threaded connection, and two ends of the first ejector rod are respectively abutted to the inner side of the slide fastener and the first thread locking piece.

Preferably, in order to make the auxiliary tool adaptable to different sizes of strips and capable of adjusting the compression amount of the elastic body, the auxiliary tool further comprises a second jacking piece, and the second jacking piece comprises a second thread locking piece and a locking fixing piece. And a second threaded hole is formed in the outer side of the sliding buckle of the supporting seat, one end of the second threaded hole is communicated with the sliding groove, and the other end of the second threaded hole is communicated with the side face of the supporting seat. The second thread locking piece is connected with one end, far away from the sliding groove, of the second threaded hole through threads, the connection position of the second thread locking piece and the side face of the supporting seat is locked through the locking fixing piece, the elastic body is in a compression state, and two ends of the elastic body are respectively connected with the outer side of the sliding buckle and the second thread locking piece in an abutting mode.

Preferably, in order to better achieve guiding and positioning, a blind hole into which one end of the elastic body is clamped is formed in one side, close to the elastic body, of the sliding portion.

Preferably, in order to further enhance the strength of the elastic body and better realize the guidance of the elastic body, the elastic body further comprises a second ejector rod, the elastic body is provided with a second through hole along the axis, and the second ejector rod is movably installed in the second through hole.

The first thread locking piece is an inner hexagonal headless screw, the second thread locking piece is an inner hexagonal screw, and the locking fixing piece is a nut.

Preferably, in order to better realize the cooperation with welding equipment, the supporting seat is long-strip-shaped.

Preferably, in order to achieve a better heat dissipation effect, a plurality of heat dissipation holes penetrating through the support seat are uniformly distributed in the top of the support seat along the length direction.

Preferably, the elastic body is a rectangular spring.

The utility model has the following beneficial effects: the utility model provides a welding auxiliary fixtures of rim strip, this frock is used for fixing the welded junction department of the rim strip after the edge rolling, can prevent that axial dislocation or terminal surface dislocation or placing position dislocation from appearing in the strip, convenient to use, and positioning accuracy is high, has solved current butt welding clamp frock because of the bad and scrap scheduling problem of butt welding that manual clamping arouses, reduces the disability rate. Through setting up first top piece and second top piece with adjustable for this auxiliary fixtures can be applicable to the strip material of different specifications, and the suitability is strong. The auxiliary tool disclosed by the utility model is simple in structure, low in manufacturing cost, simple and rapid to use, accurate in positioning, high in efficiency and small in size, and can be suitable for welding rim strips with different width specifications.

Drawings

Fig. 1 is a schematic view of axial misalignment generated by conventional manual clamping.

Fig. 2 is a schematic diagram of end surface dislocation generated by conventional manual clamping.

Fig. 3 is a schematic diagram of a placement position dislocation generated by existing manual clamping.

Fig. 4 is a schematic perspective view of the present invention.

Fig. 5 is a top view of fig. 4.

Fig. 6 is a schematic sectional view taken along the direction a-a in fig. 5.

Fig. 7 is a schematic view of the usage state of the present invention.

Description of the main component symbols: 1. a supporting seat; 10. a chute; 100. heat dissipation holes; 101. a first through hole; 102. a first threaded hole; 103. a second threaded hole; 11. a flange; 110. a first snap projection; 111. a first card slot; 2. sliding and buckling; 20. a second snap projection; 201. a second card slot; 21. an abutting portion; 210. an interference section; 22. a sliding part; 220. blind holes; 23. a slide fastener lock plate; 24. a fastener; 3. an elastomer; 30. a second through hole; 4. strip material; 51. a first ejector rod; 52. a first threaded locking member; 61. a second threaded locking member; 62. locking the fixing piece; 7. and a second ejector rod.

Detailed Description

The utility model is further described with reference to the following drawings and detailed description.

As shown in fig. 4-7, an auxiliary welding fixture for rim strips comprises a support seat 1, a slide fastener 2 and an elastic body 3. Preferably, the support seat 1 is elongated. The slide fastener 2 is slidably mounted on the support base 1, the elastic body 3 is mounted on the outer side of the slide fastener 2, and one end of the elastic body abuts against the slide fastener 2. The top surface of the supporting seat 1 extends upwards to form a flange 11 at a position opposite to the inner side of the slider 2, the inner side of the flange 11 extends towards the slider direction to form a first clamping protrusion 110, and a first clamping groove 111 for clamping a welding opening at one end of the strip 4 is formed between the first clamping protrusion 110 and the top surface of the supporting seat 1. The inner side of the slide fastener 2 extends towards the flange 11 to form a second clamping protrusion 20, and a second clamping groove 201 for clamping the welding port at the other end of the strip 4 is formed between the second clamping protrusion 20 and the top surface of the support seat 1. Preferably, a plurality of heat dissipation holes 100 penetrating through the support base 1 are uniformly distributed at the top of the support base 1 along the length direction.

The supporting seat 1 is provided with a chute 10 which is communicated up and down. The slider 2 includes an abutting portion 21, a sliding portion 22 extending downward from the bottom of the abutting portion 21 and having a shape adapted to the shape of the slide groove 10, a slider lock plate 23 provided at the bottom of the support base 1, and a fastener 24 for fastening and fixing the sliding portion 22 and the slider lock plate 23 to each other. The fastener 24 is preferably a hexagon socket head cap screw, the left and right sides of the abutting portion 21 extend outward to form two interference portions 210, the bottom surfaces of the interference portions 210 are attached to the top surface of the support base 1, and the sliding portion 22 is slidably mounted in the sliding groove 10.

Preferably, in order to make the auxiliary tool adaptable to different sizes of strips 4, the auxiliary tool further comprises a first jacking piece, and the first jacking piece comprises a first jacking rod 51 and a first thread locking piece 52. The inner side of the slide fastener 2 of the support seat 1 is provided with a first through hole 101 and a first threaded hole 102 which are positioned on the same straight line, one end of the first through hole 101 is communicated with the chute 10, the other end of the first through hole is communicated with the first threaded hole 102, and the other end of the first threaded hole 102 is communicated with the side surface of the support seat 1. The first top rod 51 is arranged in the first through hole 101, the first thread locking piece 52 is installed in the first thread hole 102 through thread connection, and two ends of the first top rod 51 are respectively abutted against the inner side of the slide fastener 2 and the first thread locking piece 52. Preferably, the first threaded locking member 52 is a socket head cap screw.

Preferably, in order to make the auxiliary tool adaptable to strips 4 of different sizes and capable of adjusting the compression amount of the elastic body 3, the auxiliary tool further comprises a second jacking piece, and the second jacking piece comprises a second thread locking piece 61 and a locking and fixing piece 62. The supporting seat 1 is provided with a second threaded hole 103 on the outer side of the slider 2, one end of the second threaded hole 103 is communicated with the chute 10, and the other end is communicated with the side surface of the supporting seat 1. The second screw locking piece 61 is screwed at one end of the second screw hole 103 far away from the sliding chute 10, and the joint of the second screw locking piece 61 and the side surface of the supporting seat 1 is locked by the locking fixing piece 62. Preferably, the second screw locking member 61 is a hexagon socket head cap screw, and the locking fixture 62 is a nut. The elastic body 3 is in a compressed state, and two ends of the elastic body are respectively abutted against the outer side of the slide fastener 2 and the second thread locking piece 62. Preferably, the elastic body 3 is a rectangular spring. Preferably, a blind hole 220 for the end of the elastic body 3 to be inserted is opened on one side of the sliding part 22 close to the elastic body 3.

Preferably, in order to further enhance the strength of the elastic body 3 and better realize the guiding of the elastic body 3, the elastic body further comprises a second ejector rod 7, the elastic body 3 is provided with a second through hole 30 along the axis, and the second ejector rod 7 is movably installed in the second through hole 30.

The working principle of the utility model is as follows: the slider 2 is put in place by adjusting the first screw lock 52 and the second screw lock 61, according to the specific dimensions of the strip 4; the one end welding mouth card with strip 4 is gone into first draw-in groove 111 to make the both ends welding face of strip 4 closely laminate each other, go into the other end welding mouth card of strip 4 second draw-in groove 201 in, tightly fix strip 4 top on supporting seat 1 through smooth knot 2. The auxiliary tool is simple in structure, low in manufacturing cost, simple and rapid to use, accurate in positioning, high in efficiency and small in size, and the tool can be suitable for welding rim strips with different width specifications by adjusting the first thread locking piece 52 and the second thread locking piece 61.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a welding auxiliary fixtures of rim strip material which characterized in that: including supporting seat, thread slipping and elastomer, thread slipping slidable mounting is in on the supporting seat, the elastomer is installed the thread slipping outside and one end support the thread slipping, the top surface of supporting seat is in upwards extend on the inboard relative position of thread slipping and form a flange, the inboard of flange extends towards the thread slipping direction and forms first card protrudingly, form the first draw-in groove that supplies strip material one end weld seam card to go into between the top surface of first card protrudingly and supporting seat, the inboard of thread slipping extends towards the flange direction and forms second card protrudingly, form the second draw-in groove that supplies strip material other end weld seam card to go into between the top surface of second card protrudingly and supporting seat.

2. A welding auxiliary fixtures of rim strip material according to claim 1 characterized in that: the supporting seat on set up a spout that link up from top to bottom, the thread slipping include butt portion, certainly butt portion bottom downwardly extending and with the sliding part of spout shape looks adaptation, establish the thread slipping jam plate of supporting seat bottom and be used for with the fixed fastener of sliding part and the mutual locking of thread slipping jam plate, the left and right sides of butt portion outwards extends respectively and forms two interference portions, the bottom surface of interference portion with the top surface of supporting seat is laminated mutually, sliding part slidable mounting in the spout.

3. A welding auxiliary fixtures of rim strip material according to claim 2 characterized in that: still include first top piece, first top tight piece include first ejector pin and first screw thread locking piece, the supporting seat be in first through-hole and the first screw hole that is located same straight line are seted up to the inboard of thread slipping, the one end of first through-hole with the spout is linked together, the other end with first screw hole is linked together, the other end of first screw hole with the side of supporting seat communicates with each other, first ejector pin establish in the first through-hole, first screw thread locking piece pass through threaded connection and install in the first screw hole, the both ends of first ejector pin respectively with the thread slipping inboard reaches first screw thread locking piece looks butt.

4. A welding auxiliary fixtures of rim strip material according to claim 3 characterized in that: still include second top tight piece, second top tight piece include second screw thread locking piece and locking mounting, the supporting seat be in the second screw hole has been seted up in the outside of thread slipping, the one end of second screw hole with the spout is linked together, the other end with the side of supporting seat is linked together, second screw thread locking piece pass through threaded connection and be in spout one end is kept away from to the second screw hole, second screw thread locking piece with the junction of supporting seat side passes through the locking mounting locking, the elastomer be compression state, and both ends respectively with the thread slipping outside reaches second screw thread locking piece looks butt.

5. A welding auxiliary fixtures of rim strip material according to claim 4 characterized in that: one side of the sliding part, which is close to the elastic body, is provided with a blind hole for clamping one end of the elastic body.

6. A welding auxiliary fixtures of rim strip material according to claim 4 characterized in that: the elastic body is provided with a second through hole along the axis, and the second ejector rod is movably arranged in the second through hole.

7. A welding auxiliary fixtures of rim strip material according to claim 4 characterized in that: the first thread locking piece is an inner hexagonal headless screw, the second thread locking piece is an inner hexagonal screw, and the locking fixing piece is a nut.

8. A welding auxiliary fixtures of rim strip material according to claim 1 characterized in that: the supporting seat is in a strip shape.

9. A welding auxiliary fixtures of rim strip material according to claim 8 characterized in that: the top of the supporting seat is uniformly provided with a plurality of radiating holes running through the supporting seat along the length direction.

10. A rim strip welding auxiliary tool according to any one of claims 1-9 wherein: the elastic body is a rectangular spring.