CN210878275U

CN210878275U - Lithium battery tab welding clamp

Info

Publication number: CN210878275U
Application number: CN201921619573.7U
Authority: CN
Inventors: 李朝辉
Original assignee: Xinyu Jinling Energy Technology Co ltd
Current assignee: Xinyu Jinling Energy Technology Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-30
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a lithium battery tab welding jig, comprises a workbench, the top outer wall of workstation is provided with the bedplate, the bedplate is close to the top outer wall of one side and opens there is the second spout, and the inside sliding connection of second spout has two second sliders, the top outer wall of second slider has the installation piece through bolt fixed mounting, and the top outer wall of installation piece opens there is the mounting groove, the telescopic link that a plurality of equidistance distributes is all welded to the relative one side inner wall of mounting groove, and the outside of telescopic link has cup jointed compression spring, the one end welding of telescopic link has tight piece of clamp, and the top outer wall of the tight piece of clamp is provided with struts the subassembly. The utility model discloses a second slider and the second spout that set up, the second slider can slide in the inside of second spout to adjust the centre-to-centre spacing of utmost point ear, through setting up at the pointer of second slider and the scale that is close to the second slider, can carry out accurate control to the center of utmost point ear.

Description

Lithium battery tab welding clamp

Technical Field

The utility model relates to a lithium cell technical field especially relates to a lithium cell utmost point ear welding jig.

Background

The tab is a raw material of a lithium ion polymer battery product. For example, the tabs are needed for mobile phone batteries, bluetooth batteries, notebook batteries and the like used in our lives. The battery is divided into positive and negative electrodes, the tabs are metal conductors leading out the positive and negative electrodes from the battery core, and the ears of the positive and negative electrodes of the battery are contact points during charging and discharging.

In the prior art, the center distance of the lug can not be accurately adjusted, the qualification rate of the battery is easily reduced, the quality and the production efficiency of a product are affected, the battery is not firmly fixed, the battery is easily welded on the lug to shift, the welding quality of the lug is poor, the lug cannot be effectively clamped, and the welding failure of the lug is easily caused.

Therefore, it is necessary to design a welding jig for a tab of a lithium battery to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lithium battery tab welding clamp.

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

a lithium battery tab welding fixture comprises a workbench, wherein a base plate is arranged on the outer wall of the top of the workbench, a second sliding groove is formed in the outer wall of the top, close to one side, of the base plate, two second sliding blocks are connected to the inner portion of the second sliding groove in a sliding mode, an installation block is fixedly installed on the outer wall of the top of each second sliding block through bolts, a mounting groove is formed in the outer wall of the top of the installation block, a plurality of telescopic rods distributed at equal intervals are welded on the inner wall, opposite to the mounting groove, of the side, a compression spring is sleeved outside each telescopic rod, a clamping block is welded at one end of each telescopic rod, a spreading assembly is arranged on the outer wall of the top of each clamping block, a graduated scale is arranged on the outer wall of the top, close to the second sliding groove, of each second sliding block, an indicating needle is arranged on the outer wall, and a battery positioning groove is formed in the outer wall of one side of the positioning block.

Furthermore, the outer wall of the top, close to one side of the workbench, of the outer wall is welded with a plurality of sliding rails which are distributed equidistantly, the outer wall of the bottom of the seat plate is provided with a plurality of sliding rail grooves which are distributed equidistantly, and the seat plate is connected to the outer portion of the sliding rails through the sliding rail grooves in a sliding mode.

Further, the opening assembly comprises a shell, a supporting rod is welded on the outer wall of the bottom of the shell and connected with the installation block through bolts, rollers are arranged inside the shell, the two ends of the rollers are rotatably sleeved with rotating handles, and the bottom ends of the rotating handles are connected with the clamping blocks through bolts.

Further, the top outer wall that the workstation is close to the bedplate is opened there are two first spouts, and the inside of first spout is provided with the lead screw, the outside threaded connection of lead screw has first slider, and first slider sliding connection is in the inside of first spout, first slider passes through the bolt fastening with the locating piece, the one end of lead screw is rotated and is connected with the bearing, and bearing fixed mounting is on one side inner wall of first spout, the other end welding of lead screw has the rotating sleeve, be provided with the dwang on the top outer wall of rotating sleeve, and the both ends of dwang all weld there is the stop cap.

Furthermore, the outer wall of one side of the second sliding block is welded with a limiting block, a threaded hole is formed in the limiting block, and a set screw is connected to the inner thread of the threaded hole.

Furthermore, a wear-resistant pad is arranged inside the battery positioning groove, and the thickness of the wear-resistant pad is 2-3 MM.

Furthermore, the outer wall of the bottom wall of the workbench is fixedly provided with four supporting seats through bolts, and the four supporting seats are respectively positioned at four corners of the workbench

The utility model has the advantages that:

1. through the second slider and the second spout that set up, the second slider can slide in the inside of second spout to adjust the centre-to-centre spacing of utmost point ear, through setting up at the pointer of second slider and the scale that is close to the second slider, can carry out accurate control to the center of utmost point ear.

2. Through the lead screw, first slider, locating piece and the battery constant head tank that set up, rotate the lead screw and can make first slider and locating piece remove to press from both sides tight fixedly to the battery, through setting up the abrasion pad in battery constant head tank inside, can avoid the locating piece to harm the battery when the battery presss from both sides tightly.

3. Through the telescopic link, compression spring, the tight piece of clamp and the subassembly of strutting that sets up, it can be quick to strut to prop the tight piece of clamp by the subassembly, and compression spring can be at the elasticity that the compression formed after the compression, can install back automatic re-setting, makes things convenient for the staff operation at utmost point ear.

Drawings

Fig. 1 is a schematic structural view of a lithium battery tab welding fixture provided by the utility model;

fig. 2 is a front view of a second chute of the lithium battery tab welding fixture provided by the utility model;

fig. 3 is a top view of an installation block of a lithium battery tab welding fixture provided by the present invention;

fig. 4 is the utility model provides a lithium battery tab welding jig's local enlarger of C department.

In the figure: 1 workbench, 2 seat boards, 3 graduated scales, 4 sliding rails, 5 first sliding chutes, 6 lead screws, 7 positioning blocks, 8 battery positioning grooves, 9 first sliding blocks, 10 rotating sleeves, 11 rotating rods, 12 indicating needles, 13 second sliding chutes, 14 second sliding blocks, 15 mounting blocks, 16 clamping blocks, 17 limiting blocks, 18 set screws, 19 telescopic rods, 20 compression springs, 21 expanding components, 22 limiting caps, 23 supporting seats, 24 sliding rail grooves, 25 mounting grooves, 26 wear pads, 27 supporting rods, 28 shells, 29 rotating handles and 30 rollers.

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

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a 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 a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 to fig. 4, a welding clamp for a tab of a lithium battery.

In the utility model, the worktable comprises a worktable 1, a bedplate 2 is arranged on the outer wall of the top of the worktable 1, a second chute 13 is arranged on the outer wall of the top of the bedplate 2 close to one side, two second sliding blocks 14 are connected inside the second chute 13 in a sliding way, an installation block 15 is fixedly arranged on the outer wall of the top of the second sliding block 14 through bolts, an installation groove 25 is arranged on the outer wall of the top of the installation block 15, a plurality of telescopic rods 19 distributed equidistantly are welded on the inner wall of one side opposite to the installation groove 25, a compression spring 20 is sleeved outside the telescopic rods 19, a clamping block 16 is welded at one end of the telescopic rods 19, a spreading component 21 is arranged on the outer wall of the top of the clamping block 16, a graduated scale 3 is arranged on the outer wall of the top of the base 2 close to the second chute 13, an indicating needle 12 is arranged on the outer wall of the top of the second sliding block 14 far away from the installation block 15, and one side outer wall of locating piece 7 is opened there is battery location groove 8, through sliding second slider 14, second slider 14 drives installation piece 15 and removes, can adjust the centre-to-centre spacing of utmost point ear, then through laminating pointer 12 on scale 3, the centre-to-centre spacing of observation utmost point ear that can be accurate, after utmost point ear centre-to-centre spacing adjustment is accomplished, through clockwise turning holding screw 18, can carry out spacingly to second slider 14, then can remove bedplate 2 through slide rail 4, adjust the contact position of utmost point ear and battery, thereby make things convenient for staff's welding.

Further, the outer wall welding of the top outside that workstation 1 is close to one side has the slide rail 4 that a plurality of equidistance distributes, and the bottom outer wall of bedplate 2 is opened has the slide rail groove 24 that a plurality of equidistance distributes, and bedplate 2 passes through slide rail groove 24 sliding connection in the outside of slide rail 4, can control the bedplate 2 and move about on workstation 1 through slide rail 4 and slide rail groove 24 that set up to the distance of adjustment utmost point ear and battery.

Further, strut subassembly 21 includes casing 28, and the bottom outer wall welding of casing 28 has bracing piece 27, bracing piece 27 passes through bolted connection with installation piece 15, and the inside of casing 28 is provided with roller 30, and the both ends of roller 30 all rotate to cup joint and have rotated handle 29, and the bottom of rotating handle 29 passes through bolted connection with pressing from both sides tight piece 16, through rotating handle 29, rotates handle 29 and rotates round roller 30, can strut clamping piece 16, makes things convenient for the installation of utmost point ear.

Further, the outer wall of the top of the workbench 1 close to the seat plate 2 is provided with two first chutes 5, the first chutes 5 are internally provided with lead screws 6, the outer part of each lead screw 6 is in threaded connection with a first slider 9, the first sliders 9 are slidably connected inside the first chutes 5, the first sliders 9 and the positioning blocks 7 are fixed through bolts, one ends of the lead screws 6 are rotatably connected with bearings, the bearings are fixedly arranged on the inner wall of one side of each first chute 5, the other ends of the lead screws 6 are welded with rotating sleeves 10, the outer wall of the top of each rotating sleeve 10 is provided with rotating rods 11, two ends of each rotating rod 11 are welded with limit caps 22, the rotating rods 11 are used for driving the first sliders 9 to move inside the first chutes 5, so as to drive the positioning blocks 7 to move, so that the distance between the two positioning blocks 7 is increased, then batteries are arranged inside the battery positioning grooves 8, and then the rotating, thereby driving the positioning block 7 to move and clamping and fixing the battery.

Furthermore, a limiting block 17 is welded on the outer wall of one side of the second slider 14, a threaded hole is formed in the limiting block 17, a set screw 18 is connected to the inner thread of the threaded hole, and the second slider 14 can be limited through the limiting block 17 and the set screw 18.

Further, the inside of battery positioning groove 8 is provided with wear pad 26, and wear pad 26's thickness is 2MM, through the wear pad 26 that sets up, can avoid locating piece 7 damage battery when the battery presss from both sides tightly.

Further, the diapire outer wall of workstation 1 has four supporting seats 23 through bolt fixed mounting, and four supporting seats 23 are located four corners of workstation 1 respectively, can support and increase stability workstation 1 through the supporting seat 23 that sets up.

The working principle is as follows: when the battery clamping device is used, the rotating rod 11 is rotated anticlockwise, the rotating rod 11 drives the first sliding block 9 to move in the first sliding groove 5, so that the positioning blocks 7 are driven to move, the distance between the two positioning blocks 7 is increased, then a battery is installed in the battery positioning groove 8, then the rotating rod 11 is rotated clockwise, so that the positioning blocks 7 are driven to move, the battery is clamped and fixed, then the rotating handle 29 of the opening component 21 rotates around the roller 30, the clamping block 16 can be opened to open the clamping block 16, the clamping block 16 compresses the compression spring 20 when being opened, then the tab is installed between the clamping blocks 16, then the clamping block 16 is driven to clamp and fix the tab through automatic resetting of the compression spring 20, then the second sliding block 14 slides to drive the installation block 15 to move, can adjust the centre-to-centre spacing of utmost point ear, then through laminating pointer 12 on scale 3, the centre-to-centre spacing of observation utmost point ear that can be accurate, after utmost point ear centre-to-centre spacing adjustment is accomplished, through clockwise turning holding screw 18, can carry on spacingly to second slider 14, then can remove bottom plate 2 through slide rail 4, adjust the contact position of utmost point ear and battery to make things convenient for the staff to weld.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The lithium battery tab welding fixture comprises a workbench (1) and is characterized in that a seat plate (2) is arranged on the outer wall of the top of the workbench (1), a second sliding groove (13) is formed in the outer wall of the top, close to one side, of the seat plate (2), two second sliding blocks (14) are connected to the inner portion of the second sliding groove (13) in a sliding mode, an installation block (15) is fixedly installed on the outer wall of the top of the second sliding block (14) through bolts, an installation groove (25) is formed in the outer wall of the top of the installation block (15), a plurality of telescopic rods (19) distributed equidistantly are welded on the inner wall of the side, opposite to the installation groove (25), compression springs (20) are sleeved on the outer portion of each telescopic rod (19), a clamping block (16) is welded at one end of each telescopic rod (19), a spreading assembly (21) is arranged on the outer wall of the top of each clamping block (16), and a graduated scale (3) is, the top outer wall of the second sliding block (14) far away from the installation block (15) is provided with an indicating needle (12), the indicating needle (12) is attached to the graduated scale (3), the top outer wall of the workbench (1) close to the seat plate (2) is provided with two positioning blocks (7), and the outer wall of one side of each positioning block (7) is provided with a battery positioning groove (8).

2. The lithium battery tab welding fixture as claimed in claim 1, wherein the top outer wall of the workbench (1) near one side is welded with a plurality of sliding rails (4) distributed at equal intervals, the bottom outer wall of the seat plate (2) is provided with a plurality of sliding rail grooves (24) distributed at equal intervals, and the seat plate (2) is slidably connected to the outside of the sliding rails (4) through the sliding rail grooves (24).

3. The lithium battery tab welding fixture as claimed in claim 1, wherein the spreading assembly (21) comprises a shell (28), a support rod (27) is welded to the outer wall of the bottom of the shell (28), the support rod (27) is connected with the mounting block (15) through a bolt, a roller (30) is arranged inside the shell (28), two ends of the roller (30) are rotatably sleeved with a rotating handle (29), and the bottom end of the rotating handle (29) is connected with the clamping block (16) through a bolt.

4. The lithium battery tab welding fixture as claimed in claim 1, wherein the top outer wall of the worktable (1) close to the seat plate (2) is provided with two first sliding grooves (5), a screw rod (6) is arranged inside the first sliding chute (5), a first sliding block (9) is connected with the outer part of the screw rod (6) in a threaded manner, and the first sliding block (9) is connected inside the first sliding chute (5) in a sliding way, the first sliding block (9) is fixed with the positioning block (7) through a bolt, one end of the screw rod (6) is rotatably connected with a bearing, and the bearing is fixedly arranged on the inner wall of one side of the first chute (5), the other end of the screw rod (6) is welded with a rotating sleeve (10), the top outer wall of the rotating sleeve (10) is provided with a rotating rod (11), and the two ends of the rotating rod (11) are welded with limiting caps (22).

5. The lithium battery tab welding fixture as claimed in claim 1, wherein a limiting block (17) is welded to an outer wall of one side of the second sliding block (14), a threaded hole is formed in the limiting block (17), and a set screw (18) is connected to the threaded hole through a thread.

6. The lithium battery tab welding fixture as claimed in claim 1, wherein the inside of the battery positioning groove (8) is provided with a wear pad (26), and the thickness of the wear pad (26) is 2-3 MM.

7. The lithium battery tab welding fixture as claimed in claim 1, wherein four supporting seats (23) are fixedly installed on the outer wall of the bottom wall of the worktable (1) through bolts, and the four supporting seats (23) are respectively located at four corners of the worktable (1).