CN212443712U

CN212443712U - Positioning jig for resistance welding product

Info

Publication number: CN212443712U
Application number: CN202021242323.9U
Authority: CN
Inventors: 金英
Original assignee: Suzhou Nardos Intelligent Equipment Co ltd
Current assignee: Suzhou Nardos Intelligent Equipment Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-02
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a product positioning jig is welded to resistance relates to the location technical field of resistance welding product. The utility model discloses a cylindrical wait that a piece, platelike wait to weld, go up welding electrode and welding electrode down, go up welding electrode and assemble respectively on the welding machine with welding electrode down, still including the base, on the base is fixed in the welding machine, and one side of base is fixed with vertical support plate, one side sliding connection of vertical support plate has the movable block. The utility model discloses a spring plunger's supplementary fixed and the installation of tool upper cover, realized treating the fixed of welding piece and plate-like piece of treating to the cylindricality to make this device structure small and exquisite, can be with being welded the accurate setting of product, location, thereby guarantee the welding precision of product, through the clearance fit of movable block and dovetail, realized the micro-removal of second support column top device, thereby make the operation that carries on that this device can be better.

Description

Positioning jig for resistance welding product

Technical Field

The utility model belongs to the technical field of the location of resistance welding product, especially, relate to resistance welding product positioning jig.

Background

The welding jig is according to the size coordinate point of the welded piece appearance that welding product just markd when the design, the welding anchor clamps of manufacturing and design, welding jig is common in the electronic industry, it is wide application in kind of PCB welding (like computer mainboard, display card etc.), mainly use is location and fixed to integrated circuit board, the welding jig that has now on the market, generally only make lower part positioning jig, can not make the positioning jig on upper portion, lead to can not carrying out fine fixed to the product that is welded, can not guarantee the accurate positioning of the product that is welded, thereby can't guarantee the welded precision, and can not carry out upper and lower micro-displacement, because the lower electrode contacts the product earlier during welding, make the electrode contact the product earlier and produce the apical force to the welding product, easily cause the product to warp, the dislocation.

Disclosure of Invention

An object of the utility model is to provide a resistance welds product positioning jig to solve current problem: the existing welding jig is generally only used for manufacturing a lower positioning jig, the upper positioning jig cannot be manufactured, the welded product cannot be well fixed, the accurate positioning of the welded product cannot be guaranteed, the welding accuracy cannot be guaranteed, up-and-down micro movement cannot be carried out, and because the lower electrode firstly contacts the product during welding, the electrode firstly contacts the product to generate jacking force on the welded product, and product deformation and dislocation are easily caused.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a resistance welding product positioning jig, including cylindrical waiting to weld piece, platelike waiting to weld piece, upper welding electrode and lower welding electrode assemble respectively on the welding machine, still include the base, the base is fixed in on the welding machine, and one side of base is fixed with the vertical support plate, one side sliding connection of vertical support plate has the movable block, one side of movable block is fixed with the second support column, the top of second support column is fixed with horizontal backup pad, the top surface of horizontal backup pad is fixed with the tool lower cover;

one end of the lower jig cover is rotatably connected with the upper jig cover;

a clamping column is fixed at one end of the upper jig cover, and an elastic buckle for clamping the clamping column is fixed at the other end of the lower jig cover;

the surface of the lower jig cover is provided with a positioning groove, the cylindrical part to be welded and the plate-shaped part to be welded are positioned in the positioning groove, and a spring plunger for pressing the plate-shaped part to be welded is fixed on one side of the upper jig cover;

circular through holes used for inserting welding electrodes and lower welding electrodes are formed in the surfaces of the upper jig cover and the lower jig cover, and the circular through holes are located at the contact positions of a cylindrical part to be welded and a plate-shaped part to be welded.

Furthermore, a handle is fixed at one end, away from the upper cover of the jig, of the clamping column.

Furthermore, the inside of the elastic buckle is rotatably connected with the lower jig cover through a round pin, an inclined plane is arranged at the top of the elastic buckle, a clamping groove is further formed in the position, located below the inclined plane, of the top of the elastic buckle, and the clamping column is in clearance fit with the clamping groove.

Furthermore, the other end of the lower jig cover is also inserted with a limiting cylinder for limiting the elastic buckle, and the limiting cylinder is positioned at the center of one side of the elastic buckle.

Furthermore, a dovetail groove is formed in one side of the moving block, and the vertical supporting plate is connected with the moving block in a sliding mode through the dovetail groove.

The utility model discloses following beneficial effect has:

1. the utility model discloses a spring plunger's supplementary fixed and the installation of tool upper cover have realized treating welding and platelike the fixing of treating welding to the cylinder to make this device structure small and exquisite, can be with being welded the accurate setting of product, location, thereby guarantee the welding precision of product.

2. The utility model discloses a clearance fit of movable block and dovetail has realized the micro-removal of second support column top device to make the operation that carries on that this device can be better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural view of the spring plunger of the present invention;

fig. 3 is a schematic structural view of the elastic buckle of the present invention;

fig. 4 is a schematic structural diagram of the moving block of the present invention.

Fig. 5 is a schematic structural view of the elastic buckle of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a vertical support plate; 3. the jig is covered; 4. a handle; 5. clamping the column; 6. a spring plunger; 7. a lower cover of the jig; 8. positioning a groove; 9. a cylindrical part to be welded; 10. a plate-shaped part to be welded; 11. an upper welding electrode; 12. a lower welding electrode; 13. elastic buckle; 14. a moving block; 15. a second support column; 16. a transverse support plate; 17. a dovetail groove; 131. a bevel; 132. a card slot; 133. and a limiting cylinder.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the utility model discloses a resistance welding product positioning jig, including cylindrical waiting to weld piece 9, platelike waiting to weld piece 10, go up welding electrode 11 and lower welding electrode 12 and assemble respectively on the welding machine, go up welding electrode 11 and lower welding electrode 12 and be the welding set on the welding machine of the existing mature technology, still include base 1, base 1 is fixed in on the welding machine, and one side of base 1 is fixed with vertical support plate 2, one side sliding connection of vertical support plate 2 has movable block 14, the other end of tool lower cover 7 is still pegged graft and is had a spacing cylinder 133 that is used for restricting elastic buckle 13, spacing cylinder 133 is located the central point on one side of elastic buckle 13, can be better fix elastic buckle 13 through spacing cylinder 133;

a second supporting column 15 is fixed on one side of the moving block 14, a transverse supporting plate 16 is fixed at the top end of the second supporting column 15, and a jig lower cover 7 is fixed on the top surface of the transverse supporting plate 16; one end of the lower jig cover 7 is rotatably connected with the upper jig cover 3; a clamping column 5 is fixed at one end of the jig upper cover 3, and a handle 4 is fixed at one end of the clamping column 5 far away from the jig upper cover 3, so that the jig upper cover 3 can be better rotated;

the other end of the lower jig cover 7 is fixedly provided with an elastic buckle 13 for clamping the clamping column 5; the interior of the elastic buckle 13 is rotatably connected with the lower jig cover 7 through a round pin, the top of the elastic buckle 13 is provided with an inclined surface 131, the top of the elastic buckle 13 and the position below the inclined surface 131 are also provided with a clamping groove 132, and the clamping column 5 is in clearance fit with the clamping groove 132, so that the clamping column 5 can be better fixed in the clamping groove 132; the other end of the lower jig cover 7 is also inserted with a limiting cylinder 133 for limiting the elastic buckle 13, and the limiting cylinder 133 is positioned at the central position of one side of the elastic buckle 13, so that the elastic buckle 13 can be better fixed through the limiting cylinder 133;

a positioning groove 8 is formed in the surface of the lower jig cover 7, a cylindrical part to be welded 9 and a plate-shaped part to be welded 10 are located inside the positioning groove 8, and a spring plunger 6 for pressing the plate-shaped part to be welded 10 is fixed to one side of the upper jig cover 3; circular through holes used for inserting the upper welding electrodes 11 and the lower welding electrodes 12 are formed in the surfaces of the upper jig cover 3 and the lower jig cover 7, and the circular through holes are located at the contact positions of the cylindrical to-be-welded part 9 and the plate-shaped to-be-welded part 10.

One specific application of this embodiment is: placing a cylindrical part 9 to be welded and a plate-shaped part 10 to be welded into the groove of the positioning groove 8, drawing a limiting cylinder 133 arranged on one side of an elastic buckle 13 out of the inside of the lower jig cover 7, holding a handle 4 to attach the upper jig cover 3 and the lower jig cover 7, enabling a clamping column 5 to enter the inside of a clamping groove 132 along the inclination of an inclined plane 131, drawing the limiting cylinder 133 into the inside of the lower jig cover 7 to limit the rotation of the elastic buckle 13, enabling a spring plunger 6 to contact the plate-shaped part 10 to be welded at the moment so as to assist in fixing the plate-shaped part 10 to be welded, and enabling the spring plunger 6 and the upper jig cover 3 and the lower jig cover 7 to assist in compressing the plate-shaped part 10 to be welded and the cylindrical part 9 to be welded; when a cylindrical part 9 to be welded and a plate-shaped part 10 to be welded are welded, a lower welding electrode 12 is moved to the interface of the cylindrical part 9 to be welded and the plate-shaped part 10 to be welded through a through hole formed in the bottom of a jig lower cover 7 by a welding machine, and after the lower welding electrode 12 contacts the cylindrical part 9 to be welded and the plate-shaped part 10 to be welded, the lower welding electrode 12 lifts and moves the device by 0.5mm to 1mm in a micro-lifting manner under the clearance fit of a dovetail groove 17 and a vertical support plate 2, so that the lower welding electrode 12 can be stopped from lifting, then the upper welding electrode 11 passes through the through hole formed in a jig upper cover 3 by the welding machine and descends to contact the interface of the cylindrical part 9 to be welded and the plate-shaped part 10 to be welded, then the cylindrical part 9 to be welded and the plate-shaped part 10 to be welded are operated by the welding, then, the lower welding electrode 12 is lowered, and the cylindrical to-be-welded member 9 and the plate-shaped to-be-welded member 10 can be taken out.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. Resistance welds product positioning jig, wait to weld piece (9), platelike including cylindrical, wait to weld piece (10), go up welding electrode (11) and lower welding electrode (12), it assembles its characterized in that respectively on the welding machine to go up welding electrode (11) and lower welding electrode (12): the welding jig is characterized by further comprising a base (1), the base (1) is fixed on a welding machine, a vertical supporting plate (2) is fixed on one side of the base (1), a moving block (14) is connected to one side of the vertical supporting plate (2) in a sliding mode, a second supporting column (15) is fixed on one side of the moving block (14), a transverse supporting plate (16) is fixed at the top end of the second supporting column (15), and a jig lower cover (7) is fixed on the top surface of the transverse supporting plate (16); one end of the jig lower cover (7) is rotatably connected with a jig upper cover (3); a clamping column (5) is fixed at one end of the jig upper cover (3), and an elastic buckle (13) for clamping the clamping column (5) is fixed at the other end of the jig lower cover (7); a positioning groove (8) is formed in the surface of the lower jig cover (7), the cylindrical part to be welded (9) and the plate-shaped part to be welded (10) are located inside the positioning groove (8), and a spring plunger (6) of the plate-shaped part to be welded (10) is further fixed on one side of the upper jig cover (3); circular through holes used for inserting welding electrodes (11) and lower welding electrodes (12) are formed in the surfaces of the upper jig cover (3) and the lower jig cover (7), and the circular through holes are located at the contact positions of a cylindrical part to be welded (9) and a plate-shaped part to be welded (10).

2. An electric resistance welding product positioning jig according to claim 1, characterized in that a handle (4) is fixed to one end of the clamping column (5) away from the jig upper cover (3).

3. A resistance welding product positioning jig according to claim 1, wherein the inside of the elastic buckle (13) is rotatably connected with the jig lower cover (7) through a round pin, the top of the elastic buckle (13) is provided with an inclined surface (131), the top of the elastic buckle (13) and a position below the inclined surface (131) are further provided with a clamping groove (132), and the clamping column (5) is in clearance fit with the clamping groove (132).

4. An electric resistance welding product positioning jig according to claim 1, characterized in that a limiting cylinder (133) for limiting the elastic buckle (13) is inserted at the other end of the jig lower cover (7), and the limiting cylinder (133) is located at the center of one side of the elastic buckle (13).

5. A positioning jig for a resistance welding product according to claim 4, characterized in that one side of the moving block (14) is provided with a dovetail groove (17), and the vertical support plate (2) is slidably connected with the moving block (14) through the dovetail groove (17).