Polishing device for welding needle of spot welding machine

Abstract

The utility model discloses a welding needle grinding device of a spot welding machine, which belongs to the technical field of welding needle grinding and comprises a fixing block, a pneumatic grinding machine and a mounting support, the pneumatic grinding machine is fixedly mounted in the fixing block, the fixing block is fixed on the mounting support, and the pneumatic grinding machine is horizontally arranged. The welding needle polishing device is low in cost, simple in machining, capable of rapidly polishing the welding needle to be flat and high in cost performance, the welding needle does not need to be detached from an electric welding machine and then machined through numerical control equipment, cost is saved, and efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to welding needle polishing technical field especially relates to a spot welding machine welding needle polishing device. BACKGROUND

[0002] The welding needle of spot welding machine is used for spot welding lithium battery tab and wire, and the welding needle will be worn out after a long time, causing abnormality such as spot explosion and false welding. Therefore, the welding needle needs to be polished regularly to keep the flatness of the welding needle and reduce the risk of spot explosion and false welding. At present, the welding needle is polished manually by alloy file, and the flatness of the welding needle cannot be guaranteed when the file is used to polish the welding needle, which causes uneven welding needle and false welding during spot welding, and the welding needle needs to be polished repeatedly, so the service life is not high. The welding needle can only be removed and polished by lathe, and a plurality of welding needles and special personnel are required to operate the equipment to polish the welding needle, so the cost is high. SUMMARY

[0003] Therefore, the utility model provides a spot welding machine welding needle polishing device to solve the above problems.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A spot welding machine welding needle polishing device comprises a fixed block, a pneumatic polisher and a mounting bracket, the pneumatic polisher is fixedly installed on the fixed block, the fixed block is fixed in the mounting bracket, and the pneumatic polisher is horizontally placed.

[0006] Further, the mounting bracket is a lifting bracket, the fixed block is installed on the lifting bracket, and the lifting bracket can drive the fixed block and the pneumatic polisher to vertically lift.

[0007] Further, the lifting bracket comprises a lifting rod, a lifting base and a fixed bolt, the lifting rod is slidably connected in the lifting base, the fixed bolt horizontally extends into the lifting base and is threadedly connected with the lifting base, the end of the fixed bolt abuts against the side wall of the lifting rod, and the fixed block is fixedly installed on the lifting rod.

[0008] Further, the fixed block comprises an upper fixed block and a lower fixed block, mounting grooves are formed in the upper fixed block and the lower fixed block, the pneumatic polisher is fixed in the mounting grooves through a plurality of bolts, and one end of the lifting rod penetrates through the upper fixed block and the lower fixed block and is fixedly connected with the upper fixed block and the lower fixed block.

[0009] The utility model has the advantages of:

[0010] The utility model discloses a pneumatic polisher is installed horizontally in fixed block, when using, the elevating support is placed in the vicinity of the welding needle in front of spot welder, the position of elevating rod in elevating base is adjusted, thereby realizing the adjustment of fixed block with pneumatic polisher on vertical height, and the horizontal placement of pneumatic polisher can guarantee the smooth polishing of welding needle, the utility model discloses low cost, simple processing, can polish the welding needle fast and smoothly, and the cost performance is high, and the welding needle does not need to be disassembled from the electric welding machine and then processed by numerical control equipment, saves the cost, and improves the efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only the embodiments of the utility model, and other drawings can be obtained by the provided drawings without creative labor for the ordinary skilled in the art.

[0012] Fig. 1 It is a kind of spot welder welding needle polishing device structural schematic diagram;

[0013] Fig. 2 It is a kind of spot welder welding needle polishing device in front of spot welder polishing welding needle schematic diagram;

[0014] In the drawing, wherein:

[0015] 10-fixed block, 11-upper fixed block, 12-lower fixed block, 20-pneumatic polisher, 30-elevating support, 31-elevating rod, 32-elevating base, 33-fixing bolt, 40-spot welder, 50-welding needle. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be clearly and completely described in the following with the drawings in the embodiments of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor are within the scope of the utility model protection.

[0017] Referring to the drawings, Figs. 1-2 The utility model discloses a kind of spot welder welding needle polishing devices, it include: fixed block 10, pneumatic polisher 20 and mounting bracket, pneumatic polisher 20 is fixedly installed in fixed block 10, fixed block 10 is fixed on mounting bracket, pneumatic polisher 20 is placed horizontally.

[0018] Preferably, the mounting bracket is a lifting bracket 30, and the fixing block 10 is mounted on the lifting bracket 30, and the lifting bracket 30 can drive the fixing block 10 and the pneumatic sander 20 to vertically lift.

[0019] Preferably, the lifting bracket 30 comprises a lifting rod 31, a lifting base 32, and a fixing bolt 33, the lifting rod 31 is slidingly connected in the lifting base 32, the fixing bolt 33 horizontally extends into the lifting base 32 and is threadedly connected with the lifting base 32, the end of the fixing bolt 33 abuts against the side wall of the lifting rod 31, and the fixing block 10 is fixedly mounted on the lifting rod 31.

[0020] Preferably, the fixing block 10 comprises an upper fixing block 11 and a lower fixing block 12, the upper fixing block 11 and the lower fixing block 12 are both provided with mounting grooves, the pneumatic sander 20 is fixed in the mounting grooves by a plurality of bolt connections of the upper fixing block 11 and the lower fixing block 12, and the lifting rod 31 passes through one end of the upper fixing block 11 and the lower fixing block 12 and is fixedly connected with the upper fixing block 11 and the lower fixing block 12.

[0021] Embodiment

[0022] The pneumatic sander 20 is horizontally mounted in the fixing block 10, when in use, the lifting bracket 30 is placed near the welding needle 50 in front of the spot welding machine 40, the fixing bolt 33 is rotated to vertically slide the lifting rod 31 in the lifting base 32, the position of the fixing block 10 with the pneumatic sander 20 in the vertical height is adjusted by adjusting the position of the lifting rod 31 in the lifting base 32, the position of the pneumatic sander 20 is determined, the fixing bolt 33 is rotated to make the end of the fixing bolt 33 abut against the side wall of the lifting rod 31 in the lifting base 32, thereby fixing the fixing block 10 and the pneumatic sander 20 in the current position, and the pneumatic sander 20 is started to polish the welding needle 50, and the horizontally placed pneumatic sander 20 can ensure that the welding needle 50 is polished flat.

[0023] The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiments, since it corresponds to the method disclosed in the embodiments, the description is relatively simple, and the related parts can be referred to the method part.

[0024] The above description of disclosed embodiments enables one of ordinary skill in the art to make or use the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A spot welder electrode dressing apparatus characterized by, Include: Fixed block (10), pneumatic sander (20) and mounting bracket, the pneumatic sander (20) is fixedly installed in the fixed block (10), the fixed block (10) is fixed on mounting bracket, the pneumatic sander (20) is placed horizontally; The mounting bracket is a lifting bracket (30), the fixed block (10) is installed on the lifting bracket (30), the lifting bracket (30) can drive fixed block (10) and the pneumatic sander (20) vertically lift; The lifting bracket (30) includes lifting rod (31), lifting base (32) and fixed bolt (33), the lifting rod (31) is slidably connected in the lifting base (32), the fixed bolt (33) extends horizontally into the lifting base (32) and is threadedly connected with the lifting base (32), the end of the fixed bolt (33) abuts against the side wall of the lifting rod (31), and the fixed block (10) is fixedly installed on the lifting rod (31); The fixed block (10) includes upper fixed block (11) and lower fixed block (12), the upper fixed block (11) and the lower fixed block (12) are provided with mounting grooves, the pneumatic sander (20) is fixed in the mounting groove by a plurality of bolt connections of the upper fixed block (11) and the lower fixed block (12), and one end of the lifting rod (31) passes through the upper fixed block (11) and the lower fixed block (12) and is fixedly connected with the upper fixed block (11) and the lower fixed block (12).

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