CN214324216U - Welding mechanism for upper and lower rubber shells of battery core - Google Patents

Abstract

The utility model provides an upper and lower rubber casing welding mechanism of an electric core, which comprises a frame, a rotation driving mechanism, a turntable, a clamp, a first feeding mechanical arm, a second feeding mechanical arm, a jacking mechanism and an ultrasonic welding mechanism, wherein the rotation driving mechanism is arranged on the frame, the turntable is arranged on the rotation driving mechanism, and the two clamps are arranged on the turntable at intervals and relatively; the first feeding manipulator and the second feeding manipulator are arranged on the rack and located on one side of the turntable, the first feeding manipulator is used for taking and placing the lower rubber shell and the battery cell onto a clamp on the same side of the lower rubber shell and the battery cell, and the second feeding manipulator is used for taking and placing the upper rubber shell onto a clamp on the same side of the upper rubber shell and the lower rubber shell; the jacking mechanism and the ultrasonic welding mechanism are arranged on the rack and located on the other side of the turntable, the jacking mechanism is used for jacking the clamp on the same side of the jacking mechanism to separate from the turntable, and the ultrasonic welding mechanism is used for welding an initial assembly part located on the clamp after jacking.

Description

Welding mechanism for upper and lower rubber shells of battery core

Technical Field

The utility model relates to an electricity core equipment field especially relates to a shell welding mechanism glues from top to bottom of electric core.

Background

With the progress of science and technology, the development of the industrial chain industry is greatly pulled, and the market demand of industrial products is larger and larger, so that manufacturing factories in various places are promoted to be more and more to meet the increasing market demand. The continuous progress of scientific technology has great influence on the battery production and manufacturing industry, various devices are diversified, communication products such as mobile phones, tablet computers and notebook computers are updated continuously, but the mobile phones, the tablet computers and the notebook computers have a common development trend of light weight and convenient movement, so that batteries for providing power for the devices play an increasingly important role, and the market demand is increased. The battery comprises a lower rubber shell, an electric core and an upper rubber shell, wherein the electric core is firstly placed on the lower rubber shell, then the upper rubber shell is placed on the lower rubber shell, so that the electric core is coated by the lower rubber shell and the upper rubber shell, and finally the lower rubber shell and the upper rubber shell are welded together in a welding mode. At present, the welding of the upper rubber shell and the lower rubber shell is mainly manual welding, the manual welding of the upper rubber shell and the lower rubber shell not only can hardly guarantee the quality of the battery, but also has the advantages of high labor intensity, low working efficiency and high production cost, reduces the market competitiveness of enterprises, and the manual welding mode can not meet the requirements of production development.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can practice thrift cost of labor and improve welding efficiency's gluey shell welding mechanism about electric core.

In order to achieve the purpose, the utility model provides an upper and lower rubber casing welding mechanism for an electric core, which comprises a frame, a rotation driving mechanism, a turntable, a clamp, a first feeding mechanical arm, a second feeding mechanical arm, a jacking mechanism and an ultrasonic welding mechanism, wherein the rotation driving mechanism is arranged on the frame, the turntable is arranged on the rotation driving mechanism, the rotation driving mechanism can drive the turntable to rotate, and the two clamps are arranged on the turntable at intervals and oppositely; the first feeding manipulator and the second feeding manipulator are arranged on the rack and located on one side of the turntable, the first feeding manipulator is used for taking and placing a lower rubber shell and a battery cell onto the clamp on the same side of the rack, the second feeding manipulator is used for taking and placing an upper rubber shell onto the clamp on the same side of the rack, and the lower rubber shell, the battery cell and the upper rubber shell are assembled to form an initial assembly by means of the first feeding manipulator and the second feeding manipulator; the jacking mechanism with ultrasonic welding mechanism set up in the frame and be located the opposite side of carousel, the jacking mechanism is located the below of carousel, ultrasonic welding mechanism is located the top of carousel, the jacking mechanism be used for rather than the homonymy the anchor clamps jacking break away from the carousel, ultrasonic welding mechanism is used for to being located after the jacking the initial built-up member on the anchor clamps welds.

Preferably, the fixture includes a positioning seat, a first aligning member, a second aligning member, a first pushing mechanism and a second pushing mechanism, the positioning seat is used for stacking the lower rubber casing, the battery cell and the upper rubber casing to form the initial assembly, the first aligning member and the second aligning member are vertically disposed on the positioning seat, the first pushing mechanism and the second pushing mechanism are respectively disposed on the positioning seat, the first pushing mechanism and the first aligning member are disposed oppositely, and the second pushing mechanism and the second aligning member are disposed oppositely; the initial assembly part on the positioning seat is pushed to the first aligning part by the first pushing mechanism, and the initial assembly part on the positioning seat is pushed to the second aligning part by the second pushing mechanism, so that the initial assembly part is clamped and positioned.

Preferably, the upper and lower plastic shell welding mechanism for the battery core further includes a carrying manipulator, the carrying manipulator is disposed on the rack, the first feeding manipulator has a first pick-and-place part and a second pick-and-place part disposed at intervals, the first pick-and-place part is used for picking and placing the lower plastic shell and the battery core onto the same side of the clamp, the second pick-and-place part is used for picking and placing the initial assembly part on the same side of the clamp onto the carrying manipulator, and the carrying manipulator is used for carrying the initial assembly part to a next station.

Preferably, the first feeding manipulator includes a translational movement driving mechanism, a connecting plate, a first lifting driving mechanism and a second lifting driving mechanism, the translational movement driving mechanism is disposed on the frame, the connecting plate is disposed on the translational movement driving mechanism, the first lifting driving mechanism and the second lifting driving mechanism are respectively disposed on the connecting plate, the first taking and placing portion is disposed on the first lifting driving mechanism, and the second taking and placing portion is disposed on the second lifting driving mechanism.

Preferably, the welding mechanism for the upper and lower rubber cases of the battery core further comprises a code scanning mechanism, the code scanning mechanism is arranged on the rack, and the code scanning mechanism is used for scanning the code of the lower rubber case; the lower rubber shell and the battery cell are conveyed to the position corresponding to the code scanning mechanism by the first taking and placing part, and then the lower rubber shell and the battery cell are conveyed to the clamp together.

Preferably, the welding mechanism for upper and lower rubber cases of the battery core further comprises a discharging manipulator, the discharging manipulator is arranged on the rack and located on one side of the carrying manipulator, and the carrying manipulator is used for carrying the initial assembly part to a position corresponding to the discharging manipulator, so that the discharging manipulator carries and discharges the initial assembly part on the carrying manipulator.

Preferably, the welding mechanism for the upper and lower rubber cases of the battery cell further comprises a defective product conveying line, the defective product conveying line is arranged on the rack, and the defective product conveying line is used for conveying the initial assembly part which is not welded; the unloading manipulator can convey the initial assembly which is not welded on the conveying manipulator to the defective product conveying line.

Preferably, the climbing mechanism includes jacking actuating mechanism and jacking piece, jacking actuating mechanism set up in the frame, jacking actuating mechanism with the jacking piece is connected, the carousel is equipped with and is located the opening of anchor clamps below, borrow by jacking actuating mechanism drives the jacking piece passes the opening, with the jacking anchor clamps.

Preferably, a flatness adjusting assembly for adjusting the flatness of the jacking piece is arranged between the jacking driving mechanism and the jacking piece.

Preferably, the flatness adjusting assembly comprises a first connecting piece, a bolt, a second connecting piece and an elastic piece, the first connecting piece is connected with the output end of the jacking driving mechanism, a plurality of elastic pieces are respectively arranged between the first connecting piece and the second connecting piece, the second connecting piece is positioned above the first connecting piece, the second connecting piece and the first connecting piece are locked together by the bolts, and the jacking piece is fixed above the second connecting piece; the bolt is loosened or locked to release or press the elastic piece, so that the flatness of the jacking piece is adjusted.

Compared with the prior art, the utility model discloses a gluey shell welding mechanism rotates about electric core through rotating actuating mechanism drive carousel, make the anchor clamps and the first material loading manipulator of carousel one side, second material loading manipulator corresponds, the anchor clamps and the climbing mechanism of carousel opposite side, ultrasonic welding mechanism corresponds, make first material loading manipulator and second material loading manipulator when to one of them anchor clamps material loading, climbing mechanism and ultrasonic welding mechanism carry out jacking and welding to the initial built-up member on another anchor clamps, so carry out automatic material loading and automated bonding in step fast high-efficiently, greatly practice thrift the cost of labor, and improve welding efficiency.

Drawings

Fig. 1 is the utility model discloses a shell welding mechanism's spatial structure sketch map about electric core.

Fig. 2 is a schematic structural diagram of the turntable position of the present invention.

Fig. 3 is a schematic structural view of the clamp of the present invention.

Fig. 4 is a schematic structural diagram of the jacking mechanism of the present invention.

Fig. 5 is an exploded view of the flatness adjustment assembly of the present invention.

Fig. 6 is a schematic structural diagram of the first feeding manipulator of the present invention.

Fig. 7 is a schematic structural view of the carrying robot of the present invention.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 and fig. 2, the welding mechanism 100 for upper and lower battery cell shells of the present invention includes a frame 1, a rotation driving mechanism 2, a turntable 21, a fixture 3, a first feeding manipulator 4, a second feeding manipulator 5, a jacking mechanism 6, and an ultrasonic welding mechanism 7, wherein the rotation driving mechanism 2 is disposed on the frame 1, the turntable 21 is disposed on the rotation driving mechanism 2, the rotation driving mechanism 2 can drive the turntable 21 to rotate, and the two fixtures 3 are disposed on the turntable 21 at intervals and opposite to each other; the first feeding manipulator 4 and the second feeding manipulator 5 are arranged on the rack 1 and located at one side of the turntable 21, the first feeding manipulator 4 is used for taking and placing a lower plastic shell and a battery cell onto the clamp 3 at the same side of the lower plastic shell and the battery cell, the second feeding manipulator 5 is used for taking and placing an upper plastic shell onto the clamp 3 at the same side of the upper plastic shell, and the lower plastic shell, the battery cell and the upper plastic shell are assembled to form an initial assembly by the first feeding manipulator 4 and the second feeding manipulator 5; the jacking mechanism 6 with the ultrasonic welding mechanism 7 set up in on the frame 1 and be located the opposite side of carousel 21, jacking mechanism 6 is located the below of carousel 21, the ultrasonic welding mechanism 7 is located the top of carousel 21, jacking mechanism 6 is used for rather than the homonymy the anchor clamps 3 jacking break away from carousel 21, the ultrasonic welding mechanism 7 is used for to being located after the jacking the initial built-up member of 3 on the anchor clamps welds.

Referring to fig. 2 and fig. 3, the fixture 3 includes a positioning seat 31, a first aligning member 32, a second aligning member 33, a first pushing mechanism 34 and a second pushing mechanism 35, the positioning seat 31 is used for stacking the lower plastic shell, the battery cell and the upper plastic shell to form the initial assembly, the first aligning member 32 and the second aligning member 33 are vertically disposed on the positioning seat 31, the first pushing mechanism 34 and the second pushing mechanism 35 are respectively disposed on the positioning seat 31, the first pushing mechanism 34 and the first aligning member 32 are disposed oppositely, and the second pushing mechanism 35 and the second aligning member 33 are disposed oppositely; the initial assembly on the positioning base 31 is pushed to the first aligning member 32 by the first pushing mechanism 34, and the initial assembly on the positioning base 31 is pushed to the second aligning member 33 by the second pushing mechanism 35, so that the initial assembly is clamped and positioned. Specifically, the first pushing mechanism 34 includes a first pushing cylinder 341 and a first pushing member 342, the first pushing cylinder 341 is disposed on the positioning seat 31, an output end of the first pushing cylinder 341 is connected to the first pushing member 342, and the first pushing cylinder 341 can drive the first pushing member 342 to move and push the initial assembly member; the second pushing mechanism 35 includes a second pushing cylinder 351 and a second pushing member 352, the second pushing cylinder 351 is disposed on the positioning seat 31, an output end of the second pushing cylinder 351 is connected to the second pushing member 352, and the second pushing cylinder 351 can drive the second pushing member 352 to move to push the initial assembly member. Further, the first aligning member 32 is provided with a groove 321 through which the wire of the initial assembly passes. The groove 321 is arranged to avoid the conducting wire of the initial assembly part, and the flatness of the conducting wire of the initial assembly part is guaranteed.

Referring to fig. 1, fig. 6 and fig. 7, the welding mechanism 100 for upper and lower plastic cases of battery cell of the present invention further includes a carrying manipulator 81, the carrying manipulator 81 is disposed on the frame 1, the first feeding manipulator 4 has a first pick-and-place part 41 and a second pick-and-place part 42 disposed at intervals, the first pick-and-place part 41 is used for picking and placing the lower plastic cases and the battery cell onto the clamp 3 at the same side of the lower plastic cases, the second pick-and-place part 42 is used for picking and placing the initial assembly member on the clamp 3 at the same side of the lower plastic cases onto the carrying manipulator 81, and the carrying manipulator 81 is used for carrying the initial assembly member to the next station. The first pick-and-place unit 41 and the second pick-and-place unit 42 may be conventional vacuum suction devices, but are not limited thereto. Specifically, the first loading manipulator 4 includes a translational movement driving mechanism 43, a connecting plate 44, a first elevation driving mechanism 45, and a second elevation driving mechanism 46, the translational movement driving mechanism 43 is disposed on the rack 1, the connecting plate 44 is disposed on the translational movement driving mechanism 43, the first elevation driving mechanism 45 and the second elevation driving mechanism 46 are respectively disposed on the connecting plate 44, the first pick-and-place unit 41 is disposed on the first elevation driving mechanism 45, and the second pick-and-place unit 42 is disposed on the second elevation driving mechanism 46. The translational driving mechanism 43 can drive the first pick-and-place unit 41 and the second pick-and-place unit 42 to translate, the first lifting driving mechanism 45 can drive the first pick-and-place unit 41 to lift, and the second lifting driving mechanism 46 can drive the second pick-and-place unit 42 to lift. However, the structure of the transfer robot 81 is not limited to this.

Referring to fig. 1, the welding mechanism 100 for upper and lower plastic shells of an electrical core of the present invention further includes a code scanning mechanism 9, wherein the code scanning mechanism 9 is disposed on the frame 1, and the code scanning mechanism 9 is configured to scan a code for the lower plastic shell; the first pick-and-place part 41 is used for conveying the lower plastic shell and the battery cell together to a position corresponding to the code scanning mechanism 9, and then conveying the lower plastic shell and the battery cell together to the clamp 3. The lower rubber shell is scanned by the code scanning mechanism 9, so that product tracking and source tracing are facilitated. When the code scanning mechanism 9 scans the code NG on the lower rubber shell, the ultrasonic welding mechanism 7 does not weld the initial assembly of the lower rubber shell, and the initial assembly at this time is a poor initial assembly. When the code scanning mechanism 9 scans the lower rubber shell, the ultrasonic welding mechanism 7 welds the initial assembly part of the lower rubber shell, and the initial assembly part is good.

Please continue to refer to fig. 1, the cell upper and lower plastic shell welding mechanism 100 of the present invention further includes an unloading manipulator 82, the unloading manipulator 82 is disposed on the frame 1 and located on one side of the carrying manipulator 81, and the carrying manipulator 81 is used for carrying the initial assembly member to the position corresponding to the unloading manipulator 82, so that the unloading manipulator 82 carries the unloading of the initial assembly member on the carrying manipulator 81. Further, the welding mechanism 100 for upper and lower rubber cases of battery cells of the present invention further includes a defective product conveying line 83, the defective product conveying line 83 is disposed on the rack 1, and the defective product conveying line 83 is used for conveying the initial assembly member which is not welded; the unloading robot 82 may transfer the unwelded initial assembly on the transfer robot 81 to the defective product transfer line 83, and the unloading robot 82 may transfer the welded initial assembly to another station for unloading.

Referring to fig. 2, 4 and 5, the jacking mechanism 6 includes a jacking driving mechanism 61 and a jacking member 62, the jacking driving mechanism 61 is disposed on the frame 1, the jacking driving mechanism 61 is connected to the jacking member 62, the turntable 21 has an opening located below the clamp 3, and the jacking member 62 is driven by the jacking driving mechanism 61 to pass through the opening to jack the clamp 3. In this embodiment, a flatness adjusting assembly 63 for adjusting the flatness of the jacking piece 62 is disposed between the jacking driving mechanism 61 and the jacking piece 62. Specifically, the flatness adjusting assembly 63 includes a first connector 631, a bolt 632, a second connector 633 and an elastic member 634, wherein the first connector 631 is connected to an output end of the jacking driving mechanism 61, a plurality of elastic members 634 are respectively disposed between the first connector 631 and the second connector 633, the second connector 633 is located above the first connector 631, the plurality of bolts 632 lock the second connector 633 and the first connector 631 together, and the jacking member 62 is fixed above the second connector 633; by loosening or locking the bolt 632, the elastic member 634 is released or pressed, so as to adjust the flatness of the second connecting member 633, and thus the flatness of the jacking member 62. Through finely tuning the flatness of the jacking piece 62, the level of the top surface of the jacking piece 62 is ensured, so that the level of an initial assembly piece positioned on the clamp 3 is ensured, the ultrasonic welding mechanism 7 can accurately weld the initial assembly piece, and the welding quality is ensured. For example, in other embodiments, the second connecting member 633 may be pivotally connected to the first connecting member, and a plurality of lifting/lowering/abutting mechanisms are disposed on the first connecting member and the second connecting member 633, so as to adjust the flatness of the jacking member 62, so that the jacking member 62 can ensure the flatness of the initial assembly member located on the fixture 3 after jacking the fixture 3.

With reference to fig. 1 to 7, the utility model discloses a specific theory of operation of gluing shell welding mechanism 100 on electric core is as follows:

the first pick-and-place unit 41 of the first feeding manipulator 4 transports the lower plastic shell and the battery cell together to a position corresponding to the stacking mechanism 9, the stacking mechanism 9 scans the lower plastic shell, and simultaneously, the second pick-and-place unit 42 of the first feeding manipulator 4 picks and places the initial assembly on the fixture 3 on the same side as the lower plastic shell to the transport manipulator 81. Then, the first feeding manipulator 4 drives the first pick-and-place part 41 to move, so that the first pick-and-place part 41 picks and places the lower plastic shell and the battery cell on the same side of the fixture 3, the second feeding manipulator 5 picks and places the upper plastic shell on the same side of the fixture 3, so that the lower plastic shell, the battery cell and the upper plastic shell are assembled to form an initial assembly, the lifting mechanism 6 lifts the fixture 3 on the same side of the lifting mechanism away from the turntable 21, the ultrasonic welding mechanism 7 welds the initial assembly on the lifted fixture 3, the carrying manipulator 81 carries the initial assembly to a position corresponding to the blanking manipulator 82, and the blanking manipulator 82 carries the initial assembly which is not welded on the carrying manipulator 81 to a defective product conveying line 83 for blanking, the blanking robot 82 carries the welded initial assembly to other stations for blanking. After the feeding and welding are completed, the rotary driving mechanism 2 drives the rotary table 21 to rotate, so that the clamps 3 on the two sides are mutually exchanged. And the process is circulated.

To sum up, the utility model discloses a glue shell welding mechanism 100 from top to bottom of electric core drives carousel 21 through rotating actuating mechanism 2 and rotates, make anchor clamps 3 and first material loading manipulator 4 of carousel 21 one side, second material loading manipulator 5 corresponds, anchor clamps 3 and climbing mechanism 6 of carousel 21 opposite side, ultrasonic welding mechanism 7 corresponds, make first material loading manipulator 4 and second material loading manipulator 5 in to 3 material loadings of one of them anchor clamps, climbing mechanism 6 and ultrasonic welding mechanism 7 carry out jacking and welding to the initial built-up member on another anchor clamps 3, so high-speed high-efficient carry out automatic material loading and automated weld in step, greatly practice thrift the cost of labor, and improve welding efficiency.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims (10)

1. A welding mechanism for upper and lower rubber cases of a battery cell is characterized by comprising a rack, a rotation driving mechanism, a rotary table, a clamp, a first feeding mechanical arm, a second feeding mechanical arm, a jacking mechanism and an ultrasonic welding mechanism, wherein the rotation driving mechanism is arranged on the rack; the first feeding manipulator and the second feeding manipulator are arranged on the rack and located on one side of the turntable, the first feeding manipulator is used for taking and placing a lower rubber shell and a battery cell onto the clamp on the same side of the rack, the second feeding manipulator is used for taking and placing an upper rubber shell onto the clamp on the same side of the rack, and the lower rubber shell, the battery cell and the upper rubber shell are assembled to form an initial assembly by means of the first feeding manipulator and the second feeding manipulator; the jacking mechanism with ultrasonic welding mechanism set up in the frame and be located the opposite side of carousel, the jacking mechanism is located the below of carousel, ultrasonic welding mechanism is located the top of carousel, the jacking mechanism be used for rather than the homonymy the anchor clamps jacking break away from the carousel, ultrasonic welding mechanism is used for to being located after the jacking the initial built-up member on the anchor clamps welds.

2. The welding mechanism for upper and lower rubber casings of a battery cell according to claim 1, wherein the fixture comprises a positioning seat, a first aligning member, a second aligning member, a first pushing mechanism and a second pushing mechanism, the positioning seat is used for stacking the lower rubber casing, the battery cell and the upper rubber casing to form the initial assembly, the first aligning member and the second aligning member are vertically arranged on the positioning seat, the first pushing mechanism and the second pushing mechanism are respectively arranged on the positioning seat, the first pushing mechanism and the first aligning member are arranged oppositely, and the second pushing mechanism and the second aligning member are arranged oppositely; the initial assembly part on the positioning seat is pushed to the first aligning part by the first pushing mechanism, and the initial assembly part on the positioning seat is pushed to the second aligning part by the second pushing mechanism, so that the initial assembly part is clamped and positioned.

3. The welding mechanism for upper and lower rubber casings of battery cell of claim 1, further comprising a handling robot, the handling robot being disposed on the rack, the first feeding robot having a first pick-and-place unit and a second pick-and-place unit disposed at intervals, the first pick-and-place unit being configured to pick and place the lower rubber casing and the battery cell onto the same side of the fixture, the second pick-and-place unit being configured to pick and place the initial assembly member on the same side of the fixture onto the handling robot, and the handling robot being configured to carry the initial assembly member to a next station.

4. The welding mechanism for upper and lower battery shells of claim 3, wherein the first feeding manipulator comprises a translational movement driving mechanism, a connecting plate, a first lifting driving mechanism and a second lifting driving mechanism, the translational movement driving mechanism is disposed on the rack, the connecting plate is disposed on the translational movement driving mechanism, the first lifting driving mechanism and the second lifting driving mechanism are respectively disposed on the connecting plate, the first taking and placing unit is disposed on the first lifting driving mechanism, and the second taking and placing unit is disposed on the second lifting driving mechanism.

5. The mechanism for welding the upper and lower rubber casings of the battery cell according to claim 3, further comprising a code scanning mechanism, wherein the code scanning mechanism is arranged on the rack and used for scanning the code of the lower rubber casing; the lower rubber shell and the battery cell are conveyed to the position corresponding to the code scanning mechanism by the first taking and placing part, and then the lower rubber shell and the battery cell are conveyed to the clamp together.

6. The welding mechanism for upper and lower rubber cases of battery cells of claim 3, further comprising a discharging manipulator, wherein the discharging manipulator is disposed on the rack and located at one side of the carrying manipulator, and the carrying manipulator is used for carrying the initial assembly to a position corresponding to the discharging manipulator, so that the discharging manipulator carries and discharges the initial assembly on the carrying manipulator.

7. The mechanism of claim 6, further comprising a defective product conveying line, wherein the defective product conveying line is arranged on the rack, and the defective product conveying line is used for conveying the initial assembly member which is not welded; the unloading manipulator can convey the initial assembly which is not welded on the conveying manipulator to the defective product conveying line.

8. The welding mechanism for upper and lower plastic cases on electrical cores of claim 1, wherein the jacking mechanism comprises a jacking driving mechanism and a jacking member, the jacking driving mechanism is disposed on the frame, the jacking driving mechanism is connected with the jacking member, the turntable is provided with an opening located below the fixture, and the jacking driving mechanism drives the jacking member to pass through the opening to jack the fixture.

9. The electric core upper and lower rubber casing welding mechanism of claim 8, characterized in that a flatness adjusting assembly for adjusting flatness of the jacking member is arranged between the jacking driving mechanism and the jacking member.

10. The welding mechanism for upper and lower rubber cases of a battery cell of claim 9, wherein the flatness adjustment assembly comprises a first connecting member, a bolt, a second connecting member, and an elastic member, the first connecting member is connected to an output end of the jacking driving mechanism, a plurality of elastic members are respectively disposed between the first connecting member and the second connecting member, the second connecting member is located above the first connecting member, the second connecting member and the first connecting member are locked together by the bolts, and the jacking member is fixed above the second connecting member; the bolt is loosened or locked to release or press the elastic piece, so that the flatness of the jacking piece is adjusted.

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