CN218135634U

CN218135634U - Lead-out welding jig

Info

Publication number: CN218135634U
Application number: CN202221978618.1U
Authority: CN
Inventors: 帅智杰; 卢浩鹏
Original assignee: Guangzhou Minshi Auto Parts Co ltd
Current assignee: Guangzhou Minshi Auto Parts Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-27
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a lead-out welding jig, which belongs to the technical field of the jig structure of spot welding machines and comprises a mounting platform; the jig plate is arranged on the mounting platform; the electrode holder assembly comprises a plurality of first electrode pieces, a plurality of second electrode pieces and a conductive plate, wherein one part of the conductive plate is embedded on one surface of the jig plate, which is contacted with the mounting platform, the first electrode pieces penetrate through the other surface of the jig plate and then are connected to the conductive plate, the second electrode pieces are arranged on the other part of the conductive plate, a first insulating structure is arranged at the position where the first electrode pieces are contacted with the jig plate, and a second insulating structure is arranged at the position where the conductive plate is contacted with the jig plate; and the clamping assembly is used for positioning and fixing the product and is arranged on the jig plate. The utility model discloses a draw-off welding tool, holistic structural design is simple, can solve because rosin joint and the low problem of solder joint intensity that welding powder leads to.

Description

Lead-out welding jig

Technical Field

The utility model relates to a spot welder tool technical field, in particular to draw forth welding tool.

Background

In the welding process of the automobile door pillar panel, a fixed spot welding machine is generally used to be combined with a spot welding jig or a spot welding robot is used to perform spot welding operation with the spot welding jig. Because the demand of the door post plate is large (4 pairs of vehicles are used for each), the beat requirement is high, and the robot spot welding system is limited by the speed of the robot, so that the beat promotion has an upper limit. Therefore, the door post product with high yield usually adopts a mode of combining a fixed-point welding machine and a spot welding jig. The spot welding jig matched with the fixed spot welding machine is made of conductive metal for meeting the conductive requirement of welding. The jig positioning structure is installed on the bottom plate through the installation support. In order to ensure the current intensity, the fixture positioning structure must be insulated from the bottom plate. Therefore, each mounting support is required to be provided with an insulating gasket and a screw insulating sleeve to insulate the positioning structure from the bottom plate, so that current shunt is reduced.

With regard to the structural style of the whole bottom plate commonly used by the special spot welding jig, although there are insulating pad and insulating sleeve to make the support and the structure thereon insulating, because the spot welding environment is bad, the welding splashes a lot, increases with time, the welding splashes powder on the whole bottom plate and can pile up near the insulating pad of support or near other parts at random, when the accumulation is too much, the shunting phenomenon will appear. And because location support and location structure are many and complicated on the tool, whole bottom plate face all has piled up, leads to splashing the powder and divides the flow point and hardly investigate, so time for a long time, the tool of original structure will appear the rosin joint because of the reposition of redundant personnel, solder joint intensity subalternation problem to be difficult to discover and eliminate root cause.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the embodiment of the utility model provides a draw forth welding tool optimizes holistic structural design, can solve because the problem that rosin joint and solder joint intensity are low appear that leads to of welding powder.

The extraction welding jig comprises an installation platform; the jig plate is arranged on the mounting platform; the electrode holder assembly comprises a plurality of first electrode pieces, second electrode pieces and a conducting plate, one part of the conducting plate is embedded on one surface of the jig plate, which is in contact with the mounting platform, the first electrode pieces penetrate through the other surface of the jig plate and then are connected to the conducting plate, the second electrode pieces are arranged on the other part of the conducting plate, a first insulating structure is arranged at the position where the first electrode pieces are in contact with the jig plate, and a second insulating structure is arranged at the position where the conducting plate is in contact with the jig plate; and the clamping assembly is used for positioning and fixing the product and is arranged on the jig plate.

According to the utility model discloses draw forth and weld tool, be equipped with first notch on the tool board, first electrode spare passes first notch is connected the current conducting plate, first insulation structure includes an at least first insulation spare, first insulation spare encloses and establishes the outside of first electrode spare and is located in the first notch.

According to the utility model discloses draw forth and weld the tool, the tool board orientation mounting platform's one side is equipped with the chucking groove, second insulation structure includes a plurality of second insulating parts, the cell wall and the tank bottom in chucking groove all are equipped with the second insulating part, it is a plurality of the second insulating part enclose establish into with the similar insulating groove of shape in chucking groove, the current conducting plate inlays in the insulating groove, wherein, the second insulating part is just right the position of first notch be equipped with the similar second notch of shape of first notch.

According to the utility model discloses draw forth and weld the tool, the opening size of second notch is less than the opening size of first notch, first insulating part supports the second insulating part.

According to the utility model discloses draw forth and weld the tool, first insulating part with the second insulating part is made by one of them in polyvinyl chloride board, epoxy board, paper offset plate, the bakelite board.

According to the utility model discloses draw forth and weld the tool, the top of first insulating part with the difference in height of tool board is greater than 15cm.

According to the utility model discloses draw forth and weld tool, first electrode spare includes mount pad and electrode rod, the mount pad passes connect through the fastener behind the first notch the current conducting plate, first insulating part passes through the bolt fastening the side of mount pad, the mount pad is equipped with the mounting groove, the vertical setting of electrode rod, electrode rod inserts and locates in the mounting groove.

According to the utility model discloses draw forth and weld tool, it is a plurality of a welding platform is constituteed at the top of first electrode spare, clamping assembly includes first location structure, second location structure, a plurality of first compact structure and a plurality of second compact structure, first location structure with second location structure sets up respectively welding platform's both ends, first compact structure with second compact structure sets up respectively welding platform's both sides.

According to the utility model discloses draw forth and weld tool, mounting platform is made by the teflon.

According to the utility model discloses draw forth and weld tool, first electrode piece, second electrode piece and the current conducting plate is made by the aluminium oxide copper, the tool board is made by copper.

Based on the technical scheme, the embodiment of the utility model provides a following beneficial effect has at least: in the technical scheme, a jig plate is arranged on an installation platform and is used for installing a clamping assembly for positioning and fixing a product on the jig plate, one part of a current-conducting plate is embedded on one surface of the jig plate, which is contacted with the installation platform, a first electrode piece penetrates through the other surface of the jig plate and is connected with the current-conducting plate, a second electrode piece is arranged on the other part of the current-conducting plate, a first insulating structure is arranged at the position where the first electrode piece is contacted with the jig plate, a second insulating structure is arranged at the position where the current-conducting plate is contacted with the jig plate, the first electrode piece is arranged according to the welding point positions of the product, when welding is carried out, the product to be welded is clamped and positioned by the clamping assembly, so that the point to be welded on the product is aligned to the first electrode piece, and the first electrode piece at the moment supports the product, the upper electrode of welding machine moves and aims at one of the first electrode pieces and is attached to the product, and the lower electrode of welding machine moves to be attached to the second electrode piece, so that a complete power-on loop is formed, the product is welded, the lower part of each first electrode piece is independently connected with the conductive plate through the structural design, an independent current path is formed during welding, the current can not be shunted, in addition, due to the existence of the first insulating structure and the second insulating structure, welding slag or splashed dust can be accumulated on the jig plate or other conductive parts, the shunting phenomenon can not be generated, more importantly, even if the welding slag or splashed dust is accumulated near the first electrode pieces, the cleaning is convenient due to the existence of the first insulating structure, and the welding quality of the product is ensured.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a first schematic structural diagram of a lead-out welding jig according to an embodiment of the present invention when welding a product;

fig. 2 is a second schematic structural diagram of the lead-out welding jig according to the embodiment of the present invention when welding a product;

fig. 3 is a third schematic structural diagram of the lead-out welding jig according to the embodiment of the present invention when welding products;

fig. 4 is a first schematic structural diagram of a lead-out welding jig according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a lead-out welding jig according to an embodiment of the present invention

FIG. 6 is a schematic view of the connection between the conductive plate and the jig plate according to the embodiment of the present invention;

fig. 7 is a schematic view illustrating the connection between the electrode holder assembly and the jig plate according to an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 5, the utility model discloses a lead-out welding jig of embodiment includes mounting platform 100, tool board 200, electrode holder subassembly and clamping component, mounting platform 100 is made by the teflon, it is non-conductive, tool board 200 is located on mounting platform 100, as shown in fig. 5 and 7, the electrode holder subassembly includes a plurality of first electrode 310, second electrode 320 and conducting plate 330, a part of conducting plate 330 inlays on the one side that tool board 200 and mounting platform 100 contacted, first electrode 310 runs through the back from the another side of tool board 200 and connects in conducting plate 330, another part of conducting plate 330 is located to second electrode 320, wherein, the position that first electrode 310 and tool board 200 contacted is equipped with first insulation structure, the position that conducting plate 330 and tool board 200 contacted is equipped with the second insulation structure, as preferred, first electrode 310, second electrode 320 and conducting plate 330 are made by the aluminium oxide copper, tool board 200 is made by the copper. When welding is performed, each first electrode 310 and the conductive plate 330 form an independent path, so that the current intensity during welding is ensured, and the welding quality is prevented from being influenced by shunting current.

As shown in fig. 1 to 3, the clamping assembly is disposed on the jig plate 200, and is mainly fixed by positioning of the product 600, wherein a welding platform is formed by tops of a plurality of first electrode members 310, and supports a welding position of the product 600, and the clamping assembly includes a first positioning structure 410, a second positioning structure 430, a plurality of first pressing structures 420, and a plurality of second pressing structures 450, the first positioning structure 410 and the second positioning structure 430 are respectively disposed at two ends of the welding platform, wherein a positioning groove for clamping one end of the product 600 is disposed on the first positioning structure 410, the second positioning structure 430 includes a driving cylinder and a stopper 431 disposed on the driving cylinder, the stopper 431 can move toward the other end of the product 600 under the action of the driving cylinder, so as to position and define two ends of the product 600, the first pressing structure 420 and the second pressing structure 450 are respectively disposed at two sides of the welding platform, the first pressing structure 420 has a stop bar capable of being turned over, the stop bar is used for pressing the product 600 from top to bottom, the second pressing structure 450 is mainly used for pressing the side of the product 600, the first pressing structure 420, the second pressing structure 450, and the welding structure 410 is used for facilitating the welding machine to completely cooperating with the positioning structure, and the welding machine, and the welding structure 410.

When welding is carried out, a product 600 to be welded is clamped and positioned through the clamping assembly, so that a point to be welded on the product 600 is aligned with the first electrode piece 310, the first electrode piece 310 at the moment abuts against the product 600, the upper electrode 510 of the welding machine moves to be aligned with one of the first electrode pieces 310 and to be close to the product 600, the lower electrode 520 of the welding machine moves to be close to the second electrode piece 320, and thus a complete power loop is formed, and welding of the product 600 is achieved.

Wherein, be equipped with first notch on the tool board 200, first electrode 310 passes first notch and connects conducting plate 330, first insulation structure includes at least one first insulating part 313, first insulating part 313 encloses to be established in the outside of first electrode 310 and is located first notch, wrap the side that first electrode 310 is located first notch through first insulating part 313, avoid welding slag or the dust that splashes to pile up in the gap department of the first notch of first electrode 310, it switches on first electrode 310 through welding slag or the dust that splashes to hinder tool board 200, effectively avoid the production of other unnecessary conducting paths, reduce the reposition of redundant personnel of electric current. Specifically, when the lower portion of the first electrode member 310 is positioned in the first notch and has a rectangular or other polygonal shape, the first insulator 313 surrounds the lower portion of the first electrode member 310 on four sides; when the lower portion of the first pole element 310 is positioned in the first notch and has a circular shape, the first insulating member 313 is formed in a circular ring shape to be fitted to the outer shape of the first pole element 310.

Further, as shown in fig. 6, a clamping groove is formed in one surface of the jig plate 200 facing the mounting platform 100, the second insulating structure includes a plurality of second insulating members 331, the groove wall and the groove bottom of the clamping groove are both provided with the second insulating members 331, the plurality of second insulating members 331 are enclosed into an insulating groove similar to the clamping groove in shape, the conductive plate 330 is embedded in the insulating groove, wherein a second notch similar to the first notch in shape is formed in a position where the second insulating members 331 are opposite to the first notch, the opening size of the second notch is smaller than that of the first notch, and the first insulating member 313 abuts against the second insulating members 331. Through set up the chucking groove on tool board 200, tool board 200 makes the intermediate layer design with current-conducting plate 330, reduces current-conducting plate 330 and welding slag or the chance that the dust direct contact splashes, and first insulating part 313 supports second insulating part 331, can be isolated with current-conducting plate 330 from the welding slag that first insulating part 313 and first notch clearance department dropped or the dust that splashes, avoids current-conducting plate 330 and tool board 200 to form extra conductive path.

Preferably, the first insulating member 313 and the second insulating member 331 are made of one of a polyvinyl chloride sheet, an epoxy resin sheet, a paper board, and a bakelite sheet, which are insulating materials having a good insulating property.

In some embodiments, as shown in fig. 5, after the height difference between the top of the first insulating member 313 and the jig plate 200 is greater than 15cm, and the height difference between the top of the first insulating member 313 and the jig plate 200 is greater than 15cm, even if the welding slag and the spattering dust are too much, the welding slag is not accumulated to be higher than 15cm, and the first electrode 310 is effectively prevented from being conducted with the jig plate 200.

In some embodiments, the first electrode 310 includes a mounting seat 312 and an electrode rod 311, the mounting seat 312 passes through the first notch and then is connected with the conductive plate 330 through a fastener, the first insulating member 313 is fixed on the side of the mounting seat 312 through a bolt, the mounting seat 312 is provided with a mounting groove, the electrode rod 311 is vertically arranged, the electrode rod 311 is inserted into the mounting groove, the electrode rod 311 is fixed through the mounting groove and the bolt, the electrode rod 311 is convenient to operate and perform quick replacement when being worn due to long-time welding, and the production efficiency is improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a draw out and weld tool which characterized in that: comprises that

A mounting platform (100);

the jig plate (200) is arranged on the mounting platform (100);

the electrode holder assembly comprises a plurality of first electrode pieces (310), a plurality of second electrode pieces (320) and a conductive plate (330), wherein one part of the conductive plate (330) is embedded on one surface of the jig plate (200) contacted with the mounting platform (100), the first electrode pieces (310) are connected to the conductive plate (330) after penetrating through the other surface of the jig plate (200), the second electrode pieces (320) are arranged on the other part of the conductive plate (330), a first insulating structure is arranged at the position where the first electrode pieces (310) are contacted with the jig plate (200), and a second insulating structure is arranged at the position where the conductive plate (330) is contacted with the jig plate (200); and

the clamping assembly is used for positioning and fixing the product (600), and is arranged on the jig plate (200).

2. The lead-out soldering jig according to claim 1, characterized in that: the jig plate (200) is provided with a first notch, the first electrode piece (310) penetrates through the first notch to be connected with the conductive plate (330), the first insulation structure comprises at least one first insulation piece (313), and the first insulation piece (313) is arranged on the outer side of the first electrode piece (310) in a surrounding mode and is located in the first notch.

3. The lead-out soldering jig according to claim 2, characterized in that: tool board (200) orientation the one side of mounting platform (100) is equipped with the chucking groove, second insulation system includes a plurality of second insulating parts (331), the cell wall and the tank bottom in chucking groove all are equipped with second insulating part (331), it is a plurality of second insulating part (331) enclose establish into with the similar insulating groove of shape in chucking groove, conductive plate (330) inlay in the insulating groove, wherein, second insulating part (331) are just right the position of first notch be equipped with the similar second notch of shape of first notch.

4. The lead-out soldering jig according to claim 3, wherein: the opening size of the second notch is smaller than that of the first notch, and the first insulating piece (313) is abutted against the second insulating piece (331).

5. The lead-out soldering jig according to any one of claims 3 to 4, wherein: the first insulating member (313) and the second insulating member (331) are each made of one of a polyvinyl chloride board, an epoxy resin board, a paper veneer board, and a bakelite board.

6. The lead-out soldering jig according to claim 2, characterized in that: the height difference between the top of the first insulating piece (313) and the jig plate (200) is larger than 15cm.

7. The lead-out soldering jig according to claim 2, characterized in that: first electrode spare (310) includes mount pad (312) and electrode rod (311), mount pad (312) are passed connect through the fastener behind the first notch conductive plate (330), first insulating part (313) pass through the bolt fastening the side of mount pad (312), mount pad (312) are equipped with the mounting groove, the vertical setting of electrode rod (311), electrode rod (311) are inserted and are located in the mounting groove.

8. The lead-out soldering jig according to claim 1, characterized in that: a plurality of a welded platform is constituteed at the top of first electrode spare (310), clamping assembly includes first location structure (410), second location structure (430), a plurality of first compact structure (420) and a plurality of second compact structure (450), first location structure (410) with second location structure (430) set up respectively welded platform's both ends, first compact structure (420) with second compact structure (450) set up respectively welded platform's both sides.

9. The lead-out soldering jig according to claim 1, characterized in that: the mounting platform (100) is made of Teflon.

10. The lead-out soldering jig according to claim 1, characterized in that: the first electrode member (310), the second electrode member (320) and the conductive plate (330) are all made of aluminum oxide copper, and the jig plate (200) is made of copper.