CN211804398U

CN211804398U - Lithium battery laser welding equipment

Info

Publication number: CN211804398U
Application number: CN202020440612.3U
Authority: CN
Inventors: 徐明达; 仝敬猛; 韦群; 吕开亮
Original assignee: Huizhou Walker Energy Technology Co ltd
Current assignee: Huizhou Walker Energy Technology Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-10-30
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a lithium battery laser welding device, through set up outer frame outside the welding equipment body, set up the drive chamber in the below of outer frame again, set up actuating mechanism No. one in the drive chamber, then set up the rack again in the lower terminal surface of welding equipment body, make a plurality of drive gear in the actuating mechanism all mesh with the rack, can make the actuating mechanism work drive the rack and move, and then drive the welding equipment body and move, can adjust the position of the laser head of welding equipment body, conveniently weld the work to the lithium battery on No. two sliding seats; set up actuating mechanism No. two through the top at No. two sliding seat, then make actuating mechanism No. two be connected with the fixed plate of solid fixed ring one side, can make actuating mechanism work drive fixed plate that is connected with it and solid fixed ring rotate, and then can make solid fixed ring fix the top at the lithium cell pipe, with the intraductal lithium cell of lithium cell fixed fastening, make things convenient for going on of subsequent weldment work.

Description

Lithium battery laser welding equipment

Technical Field

The utility model relates to a welding equipment specifically is a lithium cell laser welding equipment.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of the application of laser material processing techniques. The 20 th century and the 70 th century are mainly used for welding thin-wall materials and low-speed welding, and the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulses. Due to the unique advantages, the welding method is successfully applied to the precise welding of micro and small parts.

When the traditional laser welding equipment works, each lithium battery cannot be rotated at a fixed point, so that the welding difficulty is easily increased when the lithium batteries are welded; in addition, the existing welding equipment is not convenient enough to adjust before working, and for this, needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell laser welding equipment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a lithium battery laser welding device comprises a supporting table, a welding device body arranged above the supporting table, a supporting seat arranged below the welding device body and a second movable seat arranged above the supporting seat, wherein a rack is fixed on the lower end face of the welding device body, an outer frame is arranged on the outer side of the welding device body, a driving chamber is fixed on the lower end face of the outer frame, a first driving mechanism is arranged in the driving chamber and comprises a plurality of driving gears, and the driving gears are all meshed with the rack at the bottom end of the welding device body; a plurality of battery jar has been seted up to the up end equidistance of No. two sliding seat, the top of battery jar all is provided with solid fixed ring, gu fixed ring one side all is provided with actuating mechanism No. two, and this actuating mechanism No. two all is connected with the fixed plate of solid fixed ring one side.

As a further aspect of the present invention: the first driving mechanism further comprises a first driven gear and a first driving gear, the first driven gear is connected with the first driving gear through a first chain, and the first driving gear is fixed at the tail end of an output shaft of the fourth servo motor; and connecting shafts are fixed at two ends of the driving gear, are mounted on the inner wall of the driving chamber through bearings, and are fixed on the connecting shaft at one side of one driving gear.

As a further aspect of the present invention: the second driving mechanism comprises a second driven gear and a second driving gear, the second driven gear and the second driving gear are connected through a second chain, and the second driving gear is fixed on an output shaft of the fifth servo motor; the one end that solid fixed ring was kept away from to the fixed plate is fixed with the dwang, and the both ends of this dwang all are installed on the mounting panel through the bearing, and the one end of this dwang runs through the mounting panel setting, No. two driven gear fix on this dwang.

As a further aspect of the present invention: a fixed seat is fixed on the upper end face of the supporting table, a first servo motor is arranged inside the fixed seat, and the tail end of an output shaft of the first servo motor is fixed on the lower end face of the first movable seat; the up end of a sliding seat is fixed with fixed pipe, it has the movable pipe to stretch into in the fixed pipe, the lower terminal surface at outer frame is fixed on the top of movable pipe, the cylinder is installed to the bottom of the inside of fixed pipe, the terminal lower terminal surface at outer frame of fixing of the piston rod of cylinder.

As a further aspect of the present invention: the top of supporting seat is provided with the motor groove, installs No. two servo motor in this motor groove, No. two sliding seats are fixed at the end of No. two servo motor's output shaft.

As a further aspect of the present invention: all be provided with the lithium cell pipe in the battery jar, No. three servo motor are all installed to the battery jar bottom, the lithium cell pipe is all fixed at the end of No. three servo motor's output shaft.

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

1. an outer frame is arranged outside a welding equipment body, a driving chamber is arranged below the outer frame, a first driving mechanism is arranged in the driving chamber, a rack is arranged on the lower end face of the welding equipment body, a plurality of driving gears in the first driving mechanism are meshed with the rack on the lower end face of the welding equipment body, the first driving mechanism can work to drive the rack to move, the rack can move to drive the welding equipment body to move, the position of a laser head of the welding equipment body can be adjusted, and welding work of lithium batteries on a second movable seat is facilitated;

2. the lithium battery tube can be driven to rotate by the rotation of the third servo motor, so that the lithium battery in the lithium battery tube can rotate, and the laser head can conveniently carry out laser welding work on all parts of the lithium battery;

3. set up actuating mechanism No. two through the top at No. two sliding seat, then make actuating mechanism No. two be connected with the fixed plate of solid fixed ring one side, can make actuating mechanism work drive fixed plate that is connected with it and solid fixed ring rotate, and then can make solid fixed ring fix the top at the lithium cell pipe, with the intraductal lithium cell of lithium cell fixed fastening, make things convenient for going on of subsequent weldment work.

Drawings

Fig. 1 is the utility model relates to a lithium cell laser welding equipment's overall structure chart.

Fig. 2 is the utility model relates to a driving mechanism of lithium cell laser welding equipment and the meshing drawing of welding equipment body.

Fig. 3 is the utility model relates to a No. two sliding seats of lithium cell laser welding equipment's top view.

Fig. 4 is the utility model relates to a No. two actuating mechanism of lithium cell laser welding equipment and solid fixed ring's connection diagram.

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.

Referring to fig. 1 to 4, in an embodiment of the present invention, a lithium battery laser welding apparatus includes a supporting table 1, a welding apparatus body 8 disposed above the supporting table 1, a supporting seat 13 disposed below the welding apparatus body 8, and a second movable seat 14 disposed above the supporting seat 13, a rack 10 is fixed on a lower end surface of the welding apparatus body 8, an outer frame 9 is disposed outside the welding apparatus body 8, a driving chamber 11 is fixed on a lower end surface of the outer frame 9, a first driving mechanism is disposed in the driving chamber 11, the first driving mechanism includes a plurality of driving gears 12, and the driving gears 12 are all engaged with the rack 10 at the bottom end of the welding apparatus body 8; a plurality of battery tanks 16 are equidistantly arranged on the upper end surface of the second movable seat 14, fixing rings 19 are arranged above the battery tanks 16, second driving mechanisms are arranged on one sides of the fixing rings 19, and the second driving mechanisms are connected with fixing plates 24 on one sides of the fixing rings 19; the first driving mechanism further comprises a first driven gear 20 and a first driving gear 21, the first driven gear 20 is connected with the first driving gear 21 through a first chain 22, and the first driving gear 21 is fixed at the tail end of an output shaft of a fourth servo motor 23; connecting shafts are fixed at two ends of the driving gear 12, the connecting shafts are mounted on the inner wall of the driving chamber 11 through bearings, and the first driven gear 20 is fixed on the connecting shaft at one side of one driving gear 12; make a plurality of drive gear 12 in the actuating mechanism all mesh with welding equipment body 8 rack 10 of terminal surface down, can make actuating mechanism work drive rack 10 remove, and then make rack 10 remove and drive welding equipment body 8 and remove, can adjust the position of the laser head of welding equipment body 8, conveniently carry out welding work to the lithium cell on No. two sliding seats 14.

Referring to fig. 1 and 3-4, the second driving mechanism includes a second driven gear 26 and a second driving gear 27, the second driven gear 26 and the second driving gear 27 are connected by a second chain 28, and the second driving gear 27 is fixed on an output shaft of a fifth servo motor 29; a rotating rod is fixed at one end of the fixing plate 24, which is far away from the fixing ring 19, both ends of the rotating rod are installed on the installation plate 25 through bearings, one end of the rotating rod penetrates through the installation plate 25, and a second driven gear 26 is fixed on the rotating rod; can make No. two actuating mechanism work drive the fixed plate 24 that is connected with it and solid fixed ring 19 rotate, and then can make solid fixed ring 19 fix the top at lithium cell pipe 17, with the fixed fastening of the lithium cell in lithium cell pipe 17, make things convenient for going on of subsequent weldment work.

Referring to fig. 1, a fixed seat 2 is fixed on an upper end surface of a support table 1, a first servo motor 3 is arranged inside the fixed seat 2, and a tail end of an output shaft of the first servo motor 3 is fixed on a lower end surface of a first movable seat 4; a fixed pipe 6 is fixed on the upper end face of the first movable seat 4, a movable pipe 7 extends into the fixed pipe 6, the top end of the movable pipe 7 is fixed on the lower end face of an outer frame 9, an air cylinder 5 is installed at the bottom end of the inner part of the fixed pipe 6, and the tail end of a piston rod of the air cylinder 5 is fixed on the lower end face of the outer frame 9; can reciprocate through 5 work drive welding equipment bodies of cylinder 8, and then can play the effect of adjusting the height of welding equipment body 8.

Referring to fig. 1 and 3, a motor groove is arranged at the top end of the supporting seat 13, a second servo motor 15 is installed in the motor groove, and a second movable seat 14 is fixed at the tail end of an output shaft of the second servo motor 15; lithium battery tubes 17 are arranged in the battery tanks 16, three servo motors 18 are arranged at the bottom ends of the battery tanks 16, and the lithium battery tubes 17 are fixed at the tail ends of output shafts of the three servo motors 18; can rotate through No. three servo motor 18 and drive lithium cell pipe 17 and rotate, and then make the lithium cell in the lithium cell pipe 17 rotate to can make things convenient for the laser head to carry out laser welding work everywhere to the lithium cell.

The working principle is as follows: according to the requirements, firstly, the first servo motor 3 is started, the first servo motor 3 works to drive the first movable seat 4 fixedly connected with the first servo motor to rotate, the first movable seat 4 rotates to drive the welding equipment body 8 above the first movable seat to rotate, and then the laser head of the welding equipment body 8 moves to a proper position; then, the air cylinder 5 is started, so that the air cylinder 5 works to drive the welding equipment body 8 fixedly connected with the air cylinder to move up and down, and the height position of the welding equipment body 8 is convenient to adjust; then, the fourth servo motor 23 is started, so that the fourth servo motor 23 works to drive the first driving gear 21 fixedly connected with the fourth servo motor to rotate, the first driving gear 21 rotates to drive the first chain 22 on the outer side of the first driving gear to move, the first chain 22 moves to drive the first driven gear 20 to rotate, the first driven gear 20 rotates to drive the connecting shaft fixedly connected with the first driven gear to rotate, the connecting shaft rotates to drive the driving gear 12 to rotate, the driving gear 12 rotates to drive the rack 10 meshed with the driving gear to move, the rack 10 moves to drive the welding equipment body 8 to move, and the laser head is moved to a proper position to facilitate subsequent welding work; then, a lithium battery to be welded is placed in the lithium battery tube 17, and then the corresponding fifth servo motor 29 is started, so that the fifth servo motor 29 works to drive the second driving gear 27 fixedly connected with the fifth servo motor to rotate, the second driving gear 27 rotates to drive the second chain 28 to move, the second chain 28 moves to drive the second driven gear 26 connected with the second chain to rotate, the second driven gear 26 rotates to drive the rotating rod fixedly connected with the second driven gear to rotate, the rotating rod rotates to drive the fixing plate 24 and the fixing ring 19 connected with the rotating rod to rotate, the fixing ring 19 can be stabilized at the top end of the lithium battery, the lithium battery is fixed and stabilized, and the laser head can conveniently weld the lithium battery through the fixing ring 19; when the annular welding is needed, the fixing ring 19 is rotated to a certain distance away from the lithium battery, then the third servo motor 18 is started, the third servo motor 18 is driven to work to drive the lithium battery tube 17 fixedly connected with the third servo motor to rotate, then the lithium battery inside is driven to rotate, and the laser head is convenient to weld the lithium battery.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a lithium cell laser welding equipment, includes brace table (1), sets up welding equipment body (8) of brace table (1) top, sets up supporting seat (13) in the below of welding equipment body (8) and No. two sliding seats (14) of setting in supporting seat (13) top, its characterized in that: a rack (10) is fixed on the lower end face of the welding equipment body (8), an outer frame (9) is arranged on the outer side of the welding equipment body (8), a driving chamber (11) is fixed on the lower end face of the outer frame (9), a first driving mechanism is arranged in the driving chamber (11) and comprises a plurality of driving gears (12), and the driving gears (12) are all meshed with the rack (10) at the bottom end of the welding equipment body (8); a plurality of battery jar (16) have been seted up to the up end equidistance of No. two sliding seat (14), the top of battery jar (16) all is provided with solid fixed ring (19), gu fixed ring (19) one side all is provided with actuating mechanism No. two, and this actuating mechanism No. two all is connected with fixed plate (24) of solid fixed ring (19) one side.

2. The laser welding apparatus for lithium batteries according to claim 1, wherein: the first driving mechanism further comprises a first driven gear (20) and a first driving gear (21), the first driven gear (20) is connected with the first driving gear (21) through a first chain (22), and the first driving gear (21) is fixed at the tail end of an output shaft of a fourth servo motor (23); and connecting shafts are fixed at two ends of the driving gear (12), are mounted on the inner wall of the driving chamber (11) through bearings, and the first driven gear (20) is fixed on the connecting shaft at one side of one driving gear (12).

3. The laser welding apparatus for lithium batteries according to claim 1, wherein: the second driving mechanism comprises a second driven gear (26) and a second driving gear (27), the second driven gear (26) and the second driving gear (27) are connected through a second chain (28), and the second driving gear (27) is fixed on an output shaft of a fifth servo motor (29); the one end that solid fixed ring (19) was kept away from in fixed plate (24) is fixed with the dwang, and the both ends of this dwang all are installed on mounting panel (25) through the bearing, and the one end of this dwang runs through mounting panel (25) and sets up, driven gear (26) No. two are fixed on this dwang.

4. The laser welding apparatus for lithium batteries according to claim 1, wherein: a fixed seat (2) is fixed on the upper end face of the support table (1), a first servo motor (3) is arranged inside the fixed seat (2), and the tail end of an output shaft of the first servo motor (3) is fixed on the lower end face of a first movable seat (4); the up end of a sliding seat (4) is fixed with fixed pipe (6), it has movable pipe (7) to stretch into in fixed pipe (6), the lower terminal surface at outer frame (9) is fixed on the top of movable pipe (7), cylinder (5) are installed to the bottom of the inside of fixed pipe (6), the terminal of the piston rod of cylinder (5) is fixed at the lower terminal surface of outer frame (9).

5. The laser welding apparatus for lithium batteries according to claim 1, wherein: the top of supporting seat (13) is provided with the motor groove, installs No. two servo motor (15) in this motor groove, No. two sliding seat (14) are fixed at the end of No. two servo motor's (15) output shaft.

6. The laser welding apparatus for lithium batteries according to claim 1, wherein: all be provided with lithium cell pipe (17) in battery jar (16), No. three servo motor (18) are all installed to battery jar (16) bottom, lithium cell pipe (17) are all fixed at the end of No. three servo motor's (18) output shaft.