CN219113287U

CN219113287U - Adjustable spot welding fixture

Info

Publication number: CN219113287U
Application number: CN202223324352.1U
Authority: CN
Inventors: 刘志峰; 赖家林
Original assignee: Dongguan Chuangzhimei Technology Co ltd
Current assignee: Dongguan Chuangzhimei Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-02
Anticipated expiration: 2032-12-12

Abstract

The utility model provides the field of nickel sheet spot welding fixtures, in particular to an adjustable spot welding fixture, which comprises a bottom plate; the upper surface of the bottom plate is provided with a PCB groove for installing a PCB, one side of the PCB groove is connected with a plurality of fixed nickel sheet grooves, the other side of the PCB groove is connected with a width adjusting groove, the width adjusting groove is slidably connected with a limiting block, and the limiting block slides in the width adjusting groove to adjust the distance between the limiting block and the fixed nickel sheet grooves; a plurality of movable nickel sheet grooves are formed in one side, close to the PCB groove, of the limiting block. The adjustable spot welding fixture realizes the width adjustment of the PCB plate groove through the mutual cooperation of the PCB plate groove, the fixed nickel plate groove, the width adjusting groove, the limiting block and the like, so that the adjustable spot welding fixture is suitable for the PCB plates with different widths, and the cost for manufacturing a plurality of spot welding fixtures with different specifications is saved.

Description

Adjustable spot welding fixture

Technical Field

The utility model relates to the field of nickel sheet spot welding clamps, in particular to an adjustable spot welding clamp.

Background

The battery need weld PCB board and nickel piece in manufacturing process, in order to be convenient for the welding position of nickel piece, often use spot welding anchor clamps to carry out the clamping to nickel piece and PCB board, but when handling the PCB board of different specifications, current spot welding anchor clamps are inapplicable, need make the spot welding anchor clamps that correspond the PCB board size unanimous again, lead to the cost to increase.

Therefore, the utility model needs to provide an adjustable spot welding fixture which can be suitable for clamping of PCB boards with different specifications, and saves the cost for manufacturing a plurality of spot welding fixtures with different specifications.

Disclosure of Invention

The utility model provides an adjustable spot welding fixture which can be suitable for clamping of PCB boards with different specifications and saves the cost for manufacturing a plurality of spot welding fixtures with different specifications.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an adjustable spot welding fixture comprising a base plate;

the upper surface of the bottom plate is provided with a PCB groove for installing a PCB, one side of the PCB groove is connected with a plurality of fixed nickel sheet grooves, the other side of the PCB groove is connected with a width adjusting groove, the width adjusting groove is connected with a limiting block in a sliding manner, and the limiting block slides in the width adjusting groove to limit the distance between the limiting block and the fixed nickel sheet grooves; the movable end part groove is fixedly connected with a plurality of movable nickel sheet grooves.

Preferably, the bottom plate is further provided with an adjusting groove and a limiting rod for supporting the end part of the length direction of the PCB, the limiting rod is in sliding connection with the adjusting groove, and the limiting rod slides on the adjusting groove along the length direction of the PCB so as to adjust the length of the PCB groove.

Preferably, the limiting block is provided with a first fastening piece for fastening the adjusted limiting block on the bottom plate.

Preferably, the first fastener comprises a first through hole, a first bolt and a first nut, the first through hole is arranged on the limiting block, a first bolt groove for the first bolt to pass through and slide is formed in the bottom plate below the first through hole, and a threaded part of the first bolt passes through the first through hole and the first bolt groove to be in fastening connection with the first nut;

wherein the first bolt slot is in a long strip shape.

Preferably, the two adjusting grooves are arranged, two ends of the limiting rod are respectively connected with the two adjusting grooves in a sliding mode, and second fasteners used for fastening the adjusted limiting rod on the bottom plate are arranged at two ends of the limiting rod.

Preferably, the second fastener comprises a second through hole, a second bolt and a second nut, the second through hole is formed in the limiting rod, and the threaded portion of the second bolt passes through the second through hole and the elongated groove to be in fastening connection with the second nut.

Preferably, the upper surface of the bottom plate is provided with a first magnet groove below the PCB groove, and a group of magnets used for attracting and fixing the edges of the PCB close to the fixed nickel sheet groove are arranged in the first magnet groove.

Preferably, a movable end part for installing the end part of the PCB in the width direction is further arranged on one side of the limiting block, which is close to the PCB groove, and the movable nickel plate groove is fixedly connected to one side of the movable end part, which is far away from the PCB groove.

Preferably, a second magnet groove is arranged below the movable end groove on the limiting block, and another group of magnets used for attracting and fixing the edges of the PCB are arranged in the second magnet groove.

Preferably, spacing protrusions for spacing single nickel sheets are arranged among the plurality of fixed nickel sheet grooves.

Preferably, spacing protrusions are arranged between two adjacent fixed nickel sheet grooves and two adjacent movable nickel sheet grooves.

Compared with the prior art, the utility model has the beneficial effects that:

the width of the PCB groove is adjusted by the mutual matching of the PCB groove, the fixed nickel plate groove, the width adjusting groove, the limiting block and the like, so that the adjustable spot welding fixture is applicable to PCBs with different widths, and the cost for manufacturing a plurality of spot welding fixtures with different specifications is saved; firstly, placing a PCB groove in a PCB groove arranged on a bottom plate, sliding a limiting block on one side of the PCB groove, sliding the limiting block in a width adjusting groove until one side of the PCB is abutted against the limiting block, finishing width adjustment of the PCB groove, installing a nickel sheet in the nickel sheet groove, aligning a nickel sheet welding point with the PCB welding point, and matching the spot welding fixture with an automatic spot welding device to realize efficient spot welding.

Drawings

Fig. 1 is a schematic structural view of an adjustable spot welding fixture according to an embodiment of the present utility model.

Icon marking: 1-bottom plate, 2-PCB board groove, 201-movable end groove, 202-first magnet groove, 203-second magnet groove, 300-interval protrusion, 301-fixed nickel piece groove, 302-movable nickel piece groove, 4-width adjusting groove, 5-limiting block, 501-first through hole, 502-first bolt groove, 6-long adjusting groove, 7-limiting rod and 701-second through hole.

Detailed Description

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the embodiments described below are only some embodiments of the present utility model, not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it will be understood that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Furthermore, the terms "long," "short," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, for convenience of description of the present utility model, and are not intended to indicate or imply that the apparatus or elements referred to must have this particular orientation, operate in a particular orientation configuration, and thus should not be construed as limiting the utility model.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Referring to fig. 1, an adjustable spot welding fixture comprises a base plate 1, characterized in that;

the upper surface of the bottom plate 1 is provided with a PCB groove 2 for installing a PCB, one side of the PCB groove 2 is connected with a plurality of fixed nickel sheet grooves 301, the other side of the PCB groove 2 is connected with a width adjusting groove 4, a limiting block 5 is arranged in the width adjusting groove 4, and the limiting block 5 slides in the width adjusting groove 4 to adjust the width of the PCB groove 2; a movable end groove 201 for installing the end part of the PCB in the width direction is formed in one side, close to the PCB groove 2, of the limiting block 5, and a plurality of movable nickel sheet grooves 302 are fixedly connected to the movable end groove 201.

Specifically, the width of the PCB groove 2 is adjusted by the mutual matching of the PCB groove 2, the fixed nickel sheet groove 301, the width adjusting groove 4, the limiting block 5 and the like, so that the adjustable spot welding fixture is applicable to the PCB with different widths, and the cost for manufacturing a plurality of spot welding fixtures with different specifications is saved; firstly, place PCB board groove 2 in the PCB board groove 2 that sets up on bottom plate 1 earlier, the stopper 5 of the 2 one side of slip PCB board groove again, stopper 5 slides on adjusting wide groove 4, until install the width direction tip of PCB board to portable tip inslot 201, PCB board and portable tip inslot's cell wall butt, then the width adjustment in PCB board groove 2 is accomplished, install the nickel piece in the nickel piece inslot again, with nickel piece welding point and PCB board welding point alignment, use this spot welding anchor clamps cooperation automatic spot welding device again, can realize high-efficient spot welding.

It is worth noting that the limiting block 5 is provided with a first fastening piece for fastening the adjusted limiting block 5 on the bottom plate 1; the first fastener comprises a first through hole 501, a first bolt and a first nut, the first through hole 501 is arranged on the limiting block 5, a first bolt groove 502 for the first bolt to pass through and slide is arranged below the first through hole 501 on the bottom plate 1, and a thread part of the first bolt passes through the first through hole 501 and the first bolt groove 502 to be in fastening connection with the first nut; wherein the first bolt slot 502 is elongated. Specifically, after the width adjustment of the PCB slot 2 is completed, the PCB needs to be fastened in the PCB slot 2 by using the first fastener, so that spot welding is facilitated, and the PCB is prevented from moving left and right.

It is noted that the bottom plate 1 is further provided with an adjusting slot 6 and a limiting rod 7 for supporting the end part of the length direction of the PCB, the limiting rod 7 is slidably connected with the adjusting slot 6, and the limiting rod 7 slides on the adjusting slot 6 along the length direction of the PCB to adjust the length of the PCB slot 2.

Specifically, the PCB board is placed in the PCB board slot 2, after the width of the PCB board slot 2 is adjusted, the length adjustment of the PCB board slot 2 can be continued, the stop lever 7 that can slide on the adjusting slot 6 slides toward the direction close to the PCB board until the stop lever 7 abuts against the end of the length direction of the PCB board, and then the length adjustment of the PCB board slot 2 is completed.

Further, two adjusting grooves 6 are provided, two ends of the limiting rod 7 are respectively connected with the two adjusting grooves 6 in a sliding manner, and two ends of the limiting rod 7 are provided with second fasteners for fastening the adjusted limiting rod 7 on the bottom plate 1; the second fastening piece comprises a second through hole 701, a second bolt and a second nut, the second through hole 701 is arranged on the limiting rod 7, and a threaded part of the second bolt passes through the second through hole 701 and the elongated slot 6 to be fastened and connected with the second nut. Specifically, after the length adjustment of the PCB slot 2 is completed, the PCB needs to be fastened in the PCB slot 2 by using a second fastener, so that spot welding is facilitated, and the PCB is prevented from moving up and down.

Preferably, a first magnet groove 202 is arranged on the upper surface of the bottom plate 1 below the PCB groove 2, and a group of magnets for sucking and fixing the PCB close to the plate edge of the fixed nickel plate groove 301 are installed in the first magnet groove 202; the limiting block 5 is provided with a second magnet groove 203 below the movable end groove 201, and another set of magnets for attracting and fixing the edges of the PCB are arranged in the second magnet groove 203. Specifically, be provided with first magnet groove 202 and the second magnet groove 203 that all install magnet, can attract the two board limit that are close to the welding point on the PCB board and fix to bottom plate 1 on, can be convenient for the welding of PCB board and nickel piece, improve the precision of welding nickel piece.

It should be noted that the spacing protrusions 300 are disposed between two adjacent fixed nickel piece slots 301 and two adjacent movable nickel piece slots 302.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An adjustable spot welding fixture, comprising a bottom plate (1), characterized in that;

the PCB comprises a bottom plate (1), wherein the upper surface of the bottom plate is provided with a PCB groove (2) for installing a PCB, one side of the PCB groove (2) is connected with a plurality of fixed nickel piece grooves (301), the other side of the PCB groove (2) is connected with a width adjusting groove (4), the width adjusting groove (4) is slidably connected with a limiting block (5), and the limiting block (5) slides in the width adjusting groove (4) to adjust the distance between the limiting block (5) and the fixed nickel piece grooves (301); one side of the limiting block (5) close to the PCB groove (2) is provided with a plurality of movable nickel sheet grooves (302).

2. The adjustable spot welding fixture according to claim 1, wherein the bottom plate (1) is further provided with an adjusting groove (6) and a limiting rod (7) for supporting the end part of the length direction of the PCB, the limiting rod (7) is slidably connected with the adjusting groove (6), and the limiting rod (7) slides on the adjusting groove (6) along the length direction of the PCB so as to adjust the length of the PCB groove (2).

3. An adjustable spot welding fixture according to claim 1, characterized in that the stop block (5) is provided with a first fastening means for fastening the adjusted stop block (5) to the bottom plate (1).

4. An adjustable spot welding fixture as defined in claim 3, wherein:

the first fastener comprises a first through hole (501), a first bolt and a first nut, wherein the first through hole (501) is arranged on the limiting block (5), a first bolt groove (502) for the first bolt to pass through and slide is formed in the bottom plate (1) below the first through hole (501), and a thread part of the first bolt passes through the first through hole (501) and the first bolt groove (502) to be in fastening connection with the first nut;

wherein the first bolt slot (502) is elongated.

5. The adjustable spot welding fixture according to claim 2, wherein two adjusting grooves (6) are provided, two ends of the limiting rod (7) are respectively connected with the two adjusting grooves (6) in a sliding mode, and second fastening pieces for fastening the adjusted limiting rod (7) on the bottom plate (1) are arranged at two ends of the limiting rod (7).

6. An adjustable spot welding fixture as defined in claim 5, wherein:

the second fastening piece comprises a second through hole (701), a second bolt and a second nut, wherein the second through hole (701) is arranged on the limiting rod (7), and a threaded part of the second bolt passes through the second through hole (701) and the adjusting groove (6) to be in fastening connection with the second nut.

7. The adjustable spot welding fixture according to claim 1, wherein a first magnet groove (202) is arranged below the PCB groove (2) on the upper surface of the bottom plate (1), and a group of magnets used for attracting and fixing the PCB close to the plate edge of the fixed nickel plate groove (301) are arranged in the first magnet groove (202).

8. The adjustable spot welding fixture according to claim 1, wherein a movable end groove (201) for installing the end part of the PCB in the width direction is further arranged on one side, close to the PCB groove (2), of the limiting block (5), and the movable nickel plate groove (302) is fixedly connected to one side, far away from the PCB groove (2), of the movable end groove (201).

9. The adjustable spot welding fixture according to claim 8, wherein a second magnet groove (203) is arranged below the movable end groove (201) on the limiting block (5), and another set of magnets for sucking and fixing the edges of the PCB board are arranged in the second magnet groove (203).

10. An adjustable spot welding fixture according to claim 1, characterized in that spacing protrusions (300) are provided between two adjacent fixed nickel sheet slots (301) and between two adjacent movable nickel sheet slots (302).