CN215145605U

CN215145605U - Automatic spot welding equipment for bracket-free battery pack

Info

Publication number: CN215145605U
Application number: CN202120675532.0U
Authority: CN
Inventors: 杨文辉; 罗松柏; 尹林华; 胡剑华; 曹璐
Original assignee: Huizhou Huayang Intelligent Technology Co ltd
Current assignee: Huizhou Huayang Intelligent Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-12-14
Anticipated expiration: 2031-04-02

Abstract

The utility model relates to a no support battery package automatic spot welding equipment, including the spot welding tool of loading the battery package, transport the tool assembly line of spot welding tool, be used for at the last spot welding mechanism of battery package up end welding nickel piece, be used for the spot welding tilting mechanism of upset spot welding tool, be used for the tool of terminal surface welding nickel piece under the battery package to disassemble backward flow mechanism and unloading mechanism, the spot welding tool includes hinge and lower hinge, go up hinge and lower hinge about the lock press from both sides tight fixed battery package and nickel piece, it digs and is equipped with the perforating hole with lower hinge play. The utility model provides a no support battery package automatic spot welding equipment realizes the automation of battery package and nickel piece spot welding, and the welding is accomplished the back hinge and is flowed, and the product unloading, the manufacturing procedure high efficiency lasts to develop steadily.

Description

Automatic spot welding equipment for bracket-free battery pack

Technical Field

The utility model relates to a battery package production and processing field especially relates to a no support battery package automatic spot welding equipment.

Background

At present, the automation of production equipment is in the development process from the inexhaustible state in China, and at present, the automation equipment mainly utilizes equipment in the original production line of a factory as much as possible so as to save the cost of enterprises. Therefore, the existing automation equipment can better adapt to the production and processing of the current enterprises by better conforming to the non-customization and pervasion. In the production and processing technology of the battery, nickel sheets need to be welded on the end face of the battery pack, however, the existing negative electrode welding and processing production line is huge in overall structure and needs to occupy enlarged production space, meanwhile, all processing stations are not connected, production efficiency and production quality are easily affected, and therefore the overall production quality of the battery is reduced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a no support battery package automatic spot welding equipment realizes the automation of battery package and nickel piece spot welding, and the welding is accomplished the back hinge and is flowed, and the product unloading, the manufacturing procedure high efficiency is continuously carried on steadily.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a no support battery package automatic spot welding equipment, includes the spot welding tool that loads the battery package, transports the tool assembly line of spot welding tool, is used for at the last spot welding mechanism of battery package up end welding nickel piece, is used for the spot welding tilting mechanism of upset spot welding tool, is used for terminal surface welding nickel piece's down spot welding mechanism under the battery package, is used for disassembling backflow spot welding tool's tool and disassembles return mechanism and unloading mechanism, the spot welding tool includes hinge and lower hinge, go up hinge and lower hinge about the lock press from both sides tight fixed battery package and nickel piece, it digs and is equipped with the perforating hole with lower hinge play.

Preferably, the upper spot welding mechanism comprises an upper spot welding head for welding the nickel sheet on the upper end surface of the battery pack, and an X moving shaft, a Y moving shaft, a Z moving shaft and an R moving shaft which drive the upper spot welding head to move and enable the upper spot welding head to extend into the through hole and align with the nickel sheet to be welded.

Preferably, the spot welding turnover mechanism comprises a first blocking assembly for blocking the spot welding jig flowing in the jig production line, a turnover assembly for turning over the spot welding jig blocked by the first blocking assembly, and a positioning assembly for conveying the spot welding jig blocked by the first blocking assembly to the turnover assembly.

Preferably, the first blocking assembly is a blocking cylinder arranged on the jig production line, and a push rod of the blocking cylinder can block the spot welding jig flowing in the jig production line after extending out.

Preferably, the upset subassembly includes the upset support, installs the upset motor on the upset support, orders about pivoted upset holding head by the upset motor and rotates supplementary holding head along with the rotation of upset holding head, upset holding head and supplementary holding head press from both sides tight spot welding tool from the spot welding tool respectively.

Preferably, the positioning assembly comprises a positioning cylinder arranged on the jig assembly line, the tail end of a push rod of the positioning cylinder is connected with a positioning plate, and the positioning plate is used for conveying the spot welding jig blocked by the first blocking assembly to the overturning clamping head.

Preferably, the lower spot welding mechanism comprises a lower spot welding head for welding the nickel sheet on the lower end surface of the battery pack, and an X moving shaft, a Y moving shaft, a Z moving shaft and an R moving shaft which drive the lower spot welding head to move and enable the lower spot welding head to extend into the through hole and align with the nickel sheet to be welded.

Preferably, the jig disassembling backflow mechanism comprises a second blocking assembly used for blocking the spot welding jig flowing in the jig production line and a disassembling backflow mechanism used for disassembling the spot welding jig.

Preferably, the second blocking assembly is a blocking cylinder arranged on the jig production line, and a push rod of the blocking cylinder can block the spot welding jig flowing in the jig production line after extending out.

Preferably, disassemble backward flow mechanism including disassemble the support, set up the slide rail on disassembling the support, gliding sliding plate on the slide rail, set up the lift cylinder on the sliding plate, the lifter plate of being connected with the push rod of lift cylinder, install battery package top pressure cylinder on the lifter plate, install the upset chuck on the lifter plate, order about upset chuck pivoted upset cylinder, rotate and the supplementary chuck of pivoted along with the upset chuck, and set up the other hinge return line of tool assembly line, the hinge is pressed from both sides tight down from the hinge down respectively to upset chuck and supplementary chuck, battery package top pressure cylinder has a plurality of catch bars, and the catch bar passes the perforating hole and pushes up at the battery package terminal surface.

The utility model discloses compare in prior art's beneficial effect and be:

the utility model discloses a no support battery package automatic spot welding equipment realizes the automation of battery package and nickel piece spot welding, and the welding is accomplished the back hinge and is flowed, and the product unloading, the manufacturing procedure high efficiency is continuously develoied steadily. Compared with the prior art, the utility model discloses the advantage lies in, 1 the suitability of equipment is good, realizes the automatic spot welding of no support battery package, and the available this structure of close battery package realizes automated production. 2. The product quality can be effectively improved, automatic spot welding is realized through equipment, the consistency of the product can be improved, and the production efficiency can be improved. 3. The equipment has compact structural layout, utilizes line body backflow and effectively utilizes space; the equipment can be connected with a full-automatic production line and can be spliced with a manual line body to perform semi-automatic operation.

Drawings

Fig. 1 is a structural diagram of an automatic spot welding device for a supportless battery pack according to an embodiment of the present invention.

Fig. 2 is a structural diagram of a spot welding jig according to an embodiment of the present invention.

Fig. 3 is a structural diagram of an upper spot welding mechanism according to an embodiment of the present invention.

Fig. 4 is a structural diagram of the spot welding turnover mechanism according to an embodiment of the present invention.

Fig. 5 is a structural diagram of a lower spot welding mechanism according to an embodiment of the present invention.

Fig. 6 is a structural diagram of a reflow mechanism for disassembling a jig according to an embodiment of the present invention.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail with reference to specific embodiments and drawings.

Referring to fig. 1-6, an embodiment of the present invention includes:

the utility model provides a no support battery package automatic spot welding equipment, including the spot welding tool 100 of loading the battery package, transport spot welding tool 100's tool assembly line 200, an upward spot welding mechanism 300 for welding the nickel piece at the battery package up end, a spot welding tilting mechanism 400 for overturning spot welding tool 100, a lower spot welding mechanism 500 for welding the nickel piece at the battery package down end face, a backward flow mechanism 600 is disassembled to the tool for disassembling backward flow spot welding tool 100, and unloading mechanism 700, spot welding tool 100 includes hinge 101 and lower hinge 102, go up hinge 101 and lower hinge 102 lock about, press from both sides tight fixed battery package 001 and the nickel piece, it digs and is equipped with perforating hole 103 with lower hinge 102 play to go up hinge 101. The spot welding jig is assembled into an organic whole by last hinge and lower hinge, realizes location, fixed to battery package and nickel piece. The battery pack (without a support) realizes positioning by defining a cavity through workpiece profiling, and the battery core and the nickel sheet are assembled into a whole through upper and lower hinges and are assembled into the battery core pack through spot welding.

The upper spot welding mechanism 300 includes an upper spot welding head 301 for welding a nickel plate to the upper end surface of the battery pack, an X moving axis 302, a Y moving axis 303, a Z moving axis 304, and an R moving axis 305 for driving the upper spot welding head 301 to move and causing the upper spot welding head 301 to protrude into the through hole 103 and align with the nickel plate to be welded. Be provided with in the tool assembly line and block the cylinder, block that cylinder push rod releases, can block the spot welding tool that flows in the tool assembly line, the location cylinder is with spot welding tool jack-up, then goes up spot welding mechanism and carries out spot welding to the battery package up end for the nickel piece welds firmly at the battery package up end. After the jig is in place after spot welding, the X moving shaft, the Y moving shaft, the Z moving shaft and the R moving shaft are linked through four shafts, and the nickel sheet is welded on the upper end face of the battery pack through the upper spot welding head.

The spot welding turnover mechanism 400 includes a first stopper member 410 for stopping the spot welding jig 100 flowing in the jig line 200, a turnover member 420 for turning over the spot welding jig 100 stopped by the first stopper member 410, and a positioning member 430 for feeding the spot welding jig 100 stopped by the first stopper member 410 to the turnover member 420.

The first blocking component 410 is a blocking cylinder 411 disposed on the jig assembly line 200, and a push rod of the blocking cylinder 411 extends to block the spot welding jig 100 flowing in the jig assembly line 200.

The overturning assembly 420 comprises an overturning bracket 421, an overturning motor 422 installed on the overturning bracket 421, an overturning clamping head 423 driven to rotate by the overturning motor 422, and an auxiliary clamping head 424 rotating along with the rotation of the overturning clamping head 423, wherein the overturning clamping head 423 and the auxiliary clamping head 424 respectively clamp the spot welding jig 100 from two sides of the spot welding jig 100.

The positioning assembly 430 includes a positioning cylinder 431 disposed on the jig assembly line 200, a positioning plate 432 is connected to an end of a push rod of the positioning cylinder 431, and the positioning plate 432 is used for conveying the spot welding jig 100 blocked by the first blocking assembly 410 to the turning clamping head 423.

The spot welding tool targets in place, and the first cylinder jack-up location that blocks of subassembly, locating component's location cylinder rise the fine positioning, and the upset subassembly is 180 with the tool upset after the location, and terminal surface is exchanged about will, welds another battery face in next position.

The lower spot welding mechanism 500 includes a lower spot welding head 501 for welding the nickel plate on the lower end surface of the battery pack, an X moving axis 502, a Y moving axis 503, a Z moving axis 504, and an R moving axis 505 for driving the lower spot welding head 501 to move and causing the lower spot welding head 501 to extend into the through hole 103 and to align with the nickel plate to be welded. After the jig is in place after spot welding, the X moving shaft, the Y moving shaft, the Z moving shaft and the R moving shaft are linked through four shafts, and the nickel sheet is welded on the lower end face of the battery pack through a lower spot welding head.

The jig disassembly reflow mechanism 600 includes a second blocking assembly for blocking the spot welding jig 100 flowing in the jig assembly line 200, and a disassembly reflow mechanism 610 for disassembling the spot welding jig 100.

The second blocking component is a blocking cylinder arranged on the jig assembly line 200, and a push rod of the blocking cylinder extends out to block the spot welding jig 100 flowing in the jig assembly line 200.

The disassembling backflow mechanism 610 comprises a disassembling support 611, a sliding rail 612 arranged on the disassembling support 611, a sliding plate 613 sliding on the sliding rail 612, a lifting cylinder 614 arranged on the sliding plate 613, a lifting plate 615 connected with a push rod of the lifting cylinder 614, a battery pack jacking cylinder 616 arranged on the lifting plate 615, a turning chuck arranged on the lifting plate 615, a turning cylinder 618 driving the turning chuck to rotate, an auxiliary chuck 619 rotating along with the rotation of the turning chuck, and a hinge backflow line arranged beside the jig production line 200, wherein the turning chuck and the auxiliary chuck clamp respectively clamp the lower hinge 102 from two sides of the lower hinge 102, the battery pack jacking cylinder 616 is provided with a plurality of push rods 617, and the push rods 617 penetrate through the through holes 103 and are jacked on the end face of the battery pack.

After the spot welding, the spot welding tool flows to target in place, lift cylinder push rod descends, the catch bar top of battery package jacking cylinder is at the lower terminal surface of battery package, meanwhile, upset chuck presss from both sides tight lower hinge with supplementary chuck, the catch bar of battery package jacking cylinder is released, then lower hinge and last hinge separation, hinge return line is transported along the slide rail to the lower hinge that presss from both sides tightly, unloading mechanism transports the structure for common arm, accomplish the unloading of battery package, and deliver to the hinge return line with lower hinge, realize whole line circulation operation.

The process flow of the equipment of the embodiment is as follows: the spot welding jig flows in place → the cylinder jacks up the spot welding jig to realize positioning → the upper spot welding mechanism performs spot welding on the upper end surface of the battery pack → flows to the next station after the spot welding is finished → the cylinder jacks up the spot welding jig to realize positioning → turns over 180 degrees → flows to the next station after the spot welding is finished → the cylinder jacks up the spot welding jig to realize positioning → the lower spot welding mechanism performs spot welding on the lower end surface of the battery pack → flows to the next station after the spot welding is finished → automatically opens the hinge → blanking; the automatic spot welding is realized by the reciprocating circulation.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no support battery package automatic spot welding equipment, its characterized in that, including spot welding tool (100) of loading the battery package, transport tool assembly line (200) of spot welding tool (100), be used for at last spot welding mechanism (300) of battery package up end welding nickel piece, be used for spot welding tilting mechanism (400) of upset spot welding tool (100), be used for terminal surface welding nickel piece down at the battery package lower spot welding mechanism (500), be used for disassembling backflow mechanism (600) and unloading mechanism (700) are disassembled to the tool of backflow spot welding tool (100), spot welding tool (100) include hinge (101) and lower hinge (102), go up hinge (101) and lower hinge (102) lock from top to bottom and press from both sides tight fixed battery package (001) and nickel piece, go up hinge (101) and lower hinge (102) play and dig and be equipped with perforating hole (103).

2. The automatic spot welding equipment for the frameless battery pack according to claim 1, wherein the upper spot welding mechanism (300) comprises an upper spot welding head (301) for welding the nickel sheet on the upper end surface of the battery pack, an X moving shaft (302), a Y moving shaft (303), a Z moving shaft (304) and an R moving shaft (305) which drive the upper spot welding head (301) to move and enable the upper spot welding head (301) to extend into the through hole (103) and align with the nickel sheet to be welded.

3. The automatic spot welding apparatus for the frameless battery pack according to claim 1, wherein the spot welding turnover mechanism (400) comprises a first stopper member (410) for stopping the spot welding jig (100) flowing in the jig line (200), a turnover member (420) for turning over the spot welding jig (100) stopped by the first stopper member (410), and a positioning member (430) for transferring the spot welding jig (100) stopped by the first stopper member (410) to the turnover member (420).

4. The automatic spot welding equipment for the frameless battery pack according to claim 3, wherein the first blocking component (410) is a blocking cylinder (411) arranged on the jig production line (200), and a push rod of the blocking cylinder (411) can block the spot welding jig (100) flowing in the jig production line (200) after being extended out.

5. The stentless battery pack automatic spot welding device according to claim 3, wherein the overturning assembly (420) comprises an overturning bracket (421), an overturning motor (422) installed on the overturning bracket (421), an overturning clamping head (423) driven to rotate by the overturning motor (422), and an auxiliary clamping head (424) rotating along with the rotation of the overturning clamping head (423), wherein the overturning clamping head (423) and the auxiliary clamping head (424) clamp the spot welding jig (100) from two sides of the spot welding jig (100) respectively.

6. The automatic spot welding equipment for the frameless battery pack according to claim 5, wherein the positioning assembly (430) comprises a positioning cylinder (431) arranged on the jig production line (200), a positioning plate (432) is connected to the end of a push rod of the positioning cylinder (431), and the positioning plate (432) is used for conveying the spot welding jig (100) blocked by the first blocking assembly (410) to the overturning clamping head (423).

7. The automatic spot welding equipment for the frameless battery pack according to claim 1, wherein the lower spot welding mechanism (500) comprises a lower spot welding head (501) for welding the nickel plate on the lower end surface of the battery pack, and an X moving axis, a Y moving axis, a Z moving axis and an R moving axis which drive the lower spot welding head (501) to move and enable the lower spot welding head (501) to extend into the through hole (103) and align with the nickel plate to be welded.

8. The automatic spot welding equipment for the frameless battery pack according to claim 1, wherein the jig disassembling reflow mechanism (600) comprises a second blocking component for blocking the spot welding jig (100) flowing in the jig production line (200), and a disassembling reflow mechanism (610) for disassembling the spot welding jig (100).

9. The automatic spot welding equipment for the frameless battery pack according to claim 8, wherein the second blocking component is a blocking cylinder arranged on the jig production line (200), and a push rod of the blocking cylinder extends out to block the spot welding jig (100) flowing in the jig production line (200).

10. The automatic spot welding equipment for the frameless battery pack according to claim 9, wherein the dismantling return mechanism (610) comprises a dismantling bracket (611), a slide rail (612) arranged on the dismantling bracket (611), a slide plate (613) sliding on the slide rail (612), a lifting cylinder (614) arranged on the slide plate (613), a lifting plate (615) connected with a push rod of the lifting cylinder (614), a battery pack jacking cylinder (616) arranged on the lifting plate (615), a turning chuck arranged on the lifting plate (615), a turning cylinder (618) driving the turning chuck to rotate, an auxiliary chuck (619) rotating along with the turning chuck, and a hinge return line arranged beside the jig production line (200), wherein the turning chuck and the auxiliary chuck clamp the lower hinge (102) from both sides of the lower hinge (102), respectively, the battery pack jacking cylinder (616) is provided with a plurality of pushing rods (617), the pushing rod (617) penetrates through the through hole (103) and is pressed against the end face of the battery pack.