CN110788448B

CN110788448B - Intelligent welding equipment for lithium battery protective shell

Info

Publication number: CN110788448B
Application number: CN201910999828.5A
Authority: CN
Inventors: 王学娇; 张培林; 武建军; 柴利春; 王志辉; 张作文; 纪永良
Original assignee: Datong Xincheng New Material Co Ltd
Current assignee: Xinde Shenzhen Laser Equipment Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2021-06-25
Anticipated expiration: 2039-10-21
Also published as: CN110788448A

Abstract

The invention relates to the technical field of welding equipment, in particular to intelligent welding equipment for a lithium battery protective shell, which is characterized in that a welding line of a part welded by an electric welding machine is flat, attractive and non-deformable, polishing is not needed after welding, and the cost is saved; the welding gun fixing seat, the welding gun and the welding needle are driven to move through the movement of the air cylinder, meanwhile, the motor drives the motor shaft to drive the driven shaft and the driving shaft to send each lithium battery protective shell to a proper position to start welding, and the welding is finished in the movement process of the lithium battery protective shells, so that the automation can be realized, and the production efficiency is improved; including electric welding and argon gas jar, the electric welding is provided with welder, welding needle, electromagnetic switch and ground connection, and electric welding and cylinder fixing base are placed on other parts, and the welding needle is installed in the welder cavity, and welder and electromagnetic switch install respectively and lock on other parts.

Description

Intelligent welding equipment for lithium battery protective shell

Technical Field

The invention relates to the technical field of welding equipment, in particular to intelligent welding equipment for a lithium battery protective shell.

Background

As is well known, intelligent welding equipment for a lithium battery protective shell is an auxiliary device for welding the lithium battery protective shell, and is widely used in the field of welding equipment; the existing intelligent welding equipment for the lithium battery protective shell comprises an argon arc welding machine and an argon gas tank, wherein the argon arc welding machine is provided with a welding gun, a welding needle and a ground wire connection, and the argon arc welding machine is provided with a time delay controller; when the existing intelligent welding equipment for the lithium battery protective shell is used, an argon arc welding machine is electrified and connected with an argon tank, a welding gun is manually held to aim at a part to be welded for welding, and a delay controller continues to supply power to the argon arc welding machine for a certain time after the power supply of the argon arc welding machine is disconnected; the existing intelligent welding equipment for the lithium battery protective shell is used for discovering that the existing manual welding thin-wall part of an electric welding machine is easy to weld and scrap, has large deformation after welding, is concave-convex and unattractive in appearance, needs polishing and grinding treatment after welding, wastes time and energy and increases cost; moreover, automatic production cannot be realized on the lithium battery protective shell by manual welding, and the manual efficiency is low.

Disclosure of Invention

In order to solve the technical problems, the invention provides a welding machine for welding parts, which has smooth, beautiful and non-deforming welding seams, does not need polishing after welding, and saves the cost; and the motion through the cylinder drives the motion of welder fixing base, welder and welding needle, and motor drive motor shaft drives driven shaft and driving shaft and sends each lithium cell protective housing to suitable position and begin to weld simultaneously, accomplishes the welding in lithium cell protective housing motion process, can realize the automation, improves production efficiency's a lithium cell protective housing intelligent welding equipment.

The intelligent welding equipment for the lithium battery protective shell comprises an electric welding machine and an argon gas tank, wherein the electric welding machine is provided with a welding gun, a welding needle, an electromagnetic switch and a ground wire which are connected; the welding machine also comprises a machine base, two groups of stand columns, a cross beam, a cylinder fixing seat, a cylinder, a welding gun fixing seat, an inner fixing ring, five groups of hand wheels, an outer fixing ring, eight groups of first nuts, eight groups of bottom feet, two groups of supporting legs, a sheet metal support, two groups of bearing fixing seats, two groups of vertical fixing seat bearings, a driving shaft, four groups of chain wheels, a protection plate, two groups of bearing fixing plates, two groups of bearings, a driven shaft, a chain plate, a baffle plate, a motor fixing seat, a motor shaft, a driving belt wheel, a driven belt wheel, a synchronous belt, two groups of top plates, two groups of second nuts, two groups of screws, a ground wire connecting block and a lithium battery protection shell, wherein the bottom end of the machine base is in threaded connection with the four groups of bottom feet, the four groups of bottom feet are arranged on, the electric welding machine is arranged at the right end of an upright post at the upper end of the machine base, two groups of upright posts are connected to the left side of the upper end face of the machine base, a cross beam and two groups of upright post dovetail grooves are matched and fixed through two groups of hand wheels and the upper end faces of the two groups of upright posts, a cylinder fixing seat and the cross beam dovetail grooves are matched and fixed through one group of hand wheels and the front end of the cylinder fixing seat, a cylinder is connected to the bottom end of the cylinder fixing seat, a welding gun fixing seat is connected to the bottom hole of the cylinder, the welding gun passes through the inner hole of the welding gun fixing seat and locks the welding gun through the bolt welding gun fixing seat, an inner fixing ring is connected to the right side of the back face of the machine base, an argon tank is arranged on a boss of the machine base, two groups of chain wheels are connected on a driving shaft, the other two groups of chain wheels are connected on bearings, four groups of chain wheels are placed on the inner side of a sheet metal support, a protection plate is connected on the upper end surface of the sheet metal support, two groups of bearing fixing plates are connected on the front end of the left and right surfaces of the sheet metal support, two groups of bearings are respectively embedded in inner holes of the two groups of bearing fixing plates, a driven shaft is connected through the two groups of bearings, a chain plate is connected with the four groups of chain wheel teeth in a matching way, a baffle plate is connected on the upper end of the chain plate, a motor fixing seat is connected on the front end of the lower end surface of the sheet metal support, the motor is fixedly connected on the lower end surface of a motor fixing seat, the driving belt wheel and the motor are connected through a motor shaft to rotate, the driven belt, two sets of second nuts and two sets of screw threaded connection and with two sets of preceding pastes tightly of roof, the ground wire connecting block is connected on the panel beating support right side, lithium cell protective housing places in the fender internal gear on the chain link joint.

The intelligent welding equipment for the lithium battery protective shell further comprises a shield support and a shield, wherein the inner side surface of the shield is tightly pressed on the end surface of the shield support through a screw, and the shield support is connected to the left end bearing fixing plate.

According to the intelligent welding equipment for the lithium battery protective shell, the bottom end of the base is in threaded connection with the four groups of feet, the four groups of feet are placed on the horizontal plane, the other four groups of feet are in threaded connection with the lower ends of the two groups of supporting legs, and the eight groups of first nuts are in threaded connection with the eight groups of feet and are respectively attached to the lower ends of the base and the two groups of supporting legs.

According to the intelligent welding equipment for the lithium battery protective shell, the two groups of stand columns are connected to the left side of the upper end face of the machine base, the cross beam and the two groups of stand column dovetail grooves are matched and fixed at the upper ends of the two groups of stand columns through the two groups of hand wheels, and the air cylinder fixing seat and the cross beam dovetail groove are matched and fixed through the one group of hand wheels and the front end of the air cylinder.

According to the intelligent welding equipment for the lithium battery protective shell, the electric welding machine is arranged at the right end of the stand column at the upper end of the machine base.

According to the intelligent welding equipment for the lithium battery protective shell, the two groups of bearing fixing seats are respectively connected to the rear ends of the left surface and the right surface of the metal plate support.

According to the intelligent welding equipment for the lithium battery protective shell, two groups of top plates are fixedly connected to the front ends of two groups of front ends on the left and right sides of a metal plate support, two groups of screws are in threaded connection with the two groups of top plates and respectively abut against two groups of vertical fixed seat bearings, and two groups of second nuts are in threaded connection with the two groups of screws and tightly abut against the front surfaces of the two groups of top plates.

The intelligent welding equipment for the lithium battery protective shell further comprises a glass shield, and the glass shield is connected to the top end of the machine base.

Compared with the prior art, the invention has the beneficial effects that: the two sides of a part to be welded are subjected to fusion welding through high-energy heat generated by micro-electricity instantaneous discharge of the electric welding machine, meanwhile, a small amount of argon tank plays a role in protection, a welding wire is not needed for welding the lithium battery protective shell, the heat generated by the instantaneous discharge is smaller than the heat dissipated by the part, the temperature after welding is low, the welding seam of the part is smooth, attractive and free of deformation, the welding is completed without polishing, and the cost is saved; the motion through the cylinder drives the motion of welder fixing base, welder and welding needle, and motor drive motor shaft drives driven shaft and driving shaft simultaneously and sends each lithium cell protective housing to suitable position and begins the welding, accomplishes the welding in lithium cell protective housing motion process, can realize the automation, improves production efficiency.

Drawings

FIG. 1 is a schematic left side view of the present invention;

FIG. 2 is a schematic diagram of a front view configuration of the present invention;

FIG. 3 is a schematic diagram of the right-hand side view of the present invention;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is a rear view of the present invention;

FIG. 6 is a schematic view of an axial structure of the present invention;

reference numerals: 1. a machine base; 2. an electric welding machine; 3. a column; 4. a cross beam; 5. a cylinder fixing seat; 6. a cylinder; 7. a welding gun fixing seat; 8. a welding gun; 9. welding pins; 10. an electromagnetic switch; 11. a glass shield; 12. an inner fixed ferrule; 13. a hand wheel; 14. a ferrule is fixed outside; 15. an argon tank; 16. a first nut; 17. footing; 18. a support leg; 19. a sheet metal bracket; 20. a bearing fixing seat; 21. a vertical fixed seat bearing; 22. a drive shaft; 23. a sprocket; 24. a protection plate; 25. a bearing fixing plate; 26. a bearing; 27. a driven shaft; 28. a chain link plate; 29. a baffle plate; 30. a motor fixing seat; 31. a motor; 32. a motor shaft; 33. a driving pulley; 34. a driven pulley; 35. a synchronous belt; 36. a shroud support; 37. a shield; 38. a top plate; 39. a second nut; 40. a screw; 41. a ground wire connecting block; 42. lithium cell protective housing.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 to 6, the intelligent welding equipment for the lithium battery protective shell comprises an electric welding machine 2 and an argon gas tank 15, wherein the electric welding machine 2 is provided with a welding gun 8, a welding needle 9, an electromagnetic switch 10 and a ground wire, the electric welding machine 2 and a cylinder fixing seat 5 are placed on other parts, the welding needle 9 is installed in a cavity of the welding gun 8, and the welding gun 8 and the electromagnetic switch 10 are respectively installed and locked on the other parts; the welding machine also comprises a machine base 1, two groups of upright posts 3, a cross beam 4, a cylinder fixing seat 5, a cylinder 6, a welding gun fixing seat 7, an inner fixing ring 12, five groups of hand wheels 13, an outer fixing ring 14, eight groups of first nuts 16, eight groups of bottom feet 17, two groups of supporting legs 18, a sheet metal support 19, two groups of bearing fixing seats 20, two groups of vertical fixing seat bearings 21, a driving shaft 22, four groups of chain wheels 23, a protection plate 24, two groups of bearing fixing plates 25, two groups of bearings 26, a driven shaft 27, a chain plate 28, a baffle plate 29, a motor fixing seat 30, a motor 31, a motor shaft 32, a driving belt wheel 33, a driven belt wheel 34, a synchronous belt 35, two groups of top plates 38, two groups of second nuts 39, two groups of screws 40, a ground wire connecting block 41 and a lithium battery protection shell 42, wherein the bottom end of the machine base 1 is in threaded, eight groups of first nuts 16 and eight groups of bottom feet 17 are connected by screw threads and simultaneously respectively cling to the lower ends of a machine base 1 and two groups of supporting legs 18, an electric welding machine 2 is arranged at the right end of an upright post 3 at the upper end of the machine base 1, the two groups of upright posts 3 are connected at the left side of the upper end face of the machine base 1, a cross beam 4 and two groups of upright posts 3 are fixed by the dovetail grooves of two groups of hand wheels 13 and the upper end faces of two groups of upright posts 3 in a matched mode, an air cylinder fixing seat 5 and the dovetail grooves of the cross beam 4 are fixed by the front ends of the hand wheels 13 and the air cylinder fixing seat 5 in a matched mode, an air cylinder 6 is connected at the bottom end of the air cylinder fixing seat 5, a welding gun fixing seat 7 is connected at the bottom hole of the air cylinder 6, the welding gun 8 passes through the inner hole of the welding gun fixing seat, two groups of bearing fixing seats 20 are respectively connected at the rear ends of the left and right surfaces of a sheet metal support 19, two groups of vertical fixing seat bearings 21 are respectively connected at the upper ends of the two groups of bearing fixing seats 20, a driving shaft 22 is connected with the inner holes of the two groups of vertical fixing seat bearings 21, two groups of chain wheels 23 are connected on the driving shaft 22, the other two groups of chain wheels 23 are connected on bearings 26, four groups of chain wheels 23 are placed on the inner side of the sheet metal support 19, a protection plate 24 is connected at the upper end surface of the sheet metal support 19, two groups of bearing fixing plates 25 are connected at the front ends of the left and right surfaces of the sheet metal support 19, two groups of bearings 26 are respectively embedded in the inner holes of the two groups of bearing fixing plates 25, a driven shaft 27 is connected through the two groups of bearings 26, a chain, the driving belt wheel 33 and the motor 31 are connected and rotated through a motor shaft 32, the driven belt wheel 34 is connected to the left end of the driving shaft 22, the driving belt wheel 33 and the driven belt wheel 34 are in tooth fit connection through a synchronous belt 35, two groups of top plates 38 are connected and fixed to the front ends of two groups of bearing fixing seats 20 on the left and right sides of the sheet metal support 19, two groups of screws 40 and two groups of top plates 38 are in threaded connection and respectively abutted against two groups of vertical fixing seat bearings 21, two groups of second nuts 39 and two groups of screws 40 are in threaded connection and tightly attached to the front faces of the two groups of top plates 38, a ground wire connecting block 41 is connected to the right side of the sheet metal support 19; the two sides of a part to be welded are subjected to fusion welding by high-energy heat generated by micro-electricity instant discharge of the electric welding machine 2, meanwhile, a small amount of argon tank 15 plays a role in protection, a welding wire is not needed for welding a lithium battery protective shell, the heat generated by instant discharge is smaller than the heat dissipated by the part, the temperature after welding is low, the welding seam of the part is smooth, attractive and free of deformation, the welding is completed without polishing, and the cost is saved; the movement of the welding gun fixing seat 7, the welding gun 8 and the welding needle 9 is driven through the movement of the air cylinder 6, meanwhile, the motor 31 drives the motor shaft 32 to drive the driven shaft 27 and the driving shaft 22 to send each lithium battery protection shell 42 to a proper position to start welding, the welding is completed in the movement process of the lithium battery protection shells 42, the automation can be realized, and the production efficiency is improved.

The intelligent welding equipment for the lithium battery protective shell further comprises a shield support 36 and a shield 37, wherein the inner side surface of the shield 37 is tightly pressed on the end surface of the shield support 36 through screws, and the shield support 36 is connected to the left-end bearing fixing plate 25; the moving part 66 which cannot be touched by human body is covered by the driving pulley 33 and the driven pulley 34 through the cover 37, thereby improving safety.

According to the intelligent welding equipment for the lithium battery protective shell, the bottom end of the base 1 is in threaded connection with the four groups of feet 17, the four groups of feet 17 are placed on the horizontal plane, the other four groups of feet 17 are in threaded connection with the lower ends of the two groups of supporting legs 18, and the eight groups of first nuts 16 and the eight groups of feet 17 are in threaded connection and simultaneously and tightly attached to the lower ends of the base 1 and the two groups of supporting legs 18 respectively; the height of the machine base 1 and the supporting legs 18 from the ground can be adjusted through the feet 17 so as to be matched with a production line, and the applicability is high.

According to the intelligent welding equipment for the lithium battery protective shell, two groups of stand columns 3 are connected to the left side of the upper end face of a machine base 1, a cross beam 4 and two groups of stand columns 3 are fixed to the upper ends of the two groups of stand columns 3 through dovetail grooves in a matched mode through two groups of hand wheels 13, and an air cylinder fixing seat 5 and the cross beam 4 are fixed to the front end of the air cylinder fixing seat 5 through dovetail grooves in a matched mode through one group; the dovetail grooves are formed in the two groups of stand columns 3 and the cross beam 4, so that the mounting and the adjustment are convenient to match, and the applicability is strong.

According to the intelligent welding equipment for the lithium battery protective shell, the electric welding machine 2 is arranged at the right end of the stand column 3 at the upper end of the machine base 1; be provided with louvre and fan on the electric welding 2 and can reduce 2 inside part temperatures of electric welding, improve life.

According to the intelligent welding equipment for the lithium battery protective shell, two groups of bearing fixing seats 20 are respectively connected to the rear ends of the left and right surfaces of a metal plate support 19; the bearing fixing seat 20 is provided with a long slotted hole, so that a chain plate 28 of the tensioning chain can be conveniently adjusted, and the efficiency is improved.

According to the intelligent welding equipment for the lithium battery protective shell, two groups of top plates 38 are fixedly connected to the front ends of two groups of left and right surfaces of a metal plate support 19, two groups of screws 40 and two groups of top plates 38 are in threaded connection and respectively abut against two groups of vertical fixed seat bearings 21, and two groups of second nuts 39 and two groups of screws 40 are in threaded connection and tightly abut against the front surfaces of the two groups of top plates 38; two sets of screws 40 are not easy to loosen through two sets of second nuts 39, and safety and reliability are guaranteed.

The intelligent welding equipment for the lithium battery protective shell further comprises a glass shield 11, wherein the glass shield 11 is connected to the top end of the machine base 1; the upper end part of the machine base 1 is covered by the glass shield 11, so that the appearance is improved.

When the intelligent welding equipment for the lithium battery protection shell works, firstly, an electric welding machine 2 and a motor 31 are electrified, then the lithium battery protection shell 42 moves into a groove formed by a chain plate 28 and a baffle 29, then the motor 31 drives a motor shaft 32 to drive a driven shaft 27, a driving shaft 22 and a chain wheel 23 to rotate, meanwhile, the chain plate 28 moves forwards to a fixed position, then an electromagnetic switch 10 is closed, an air cylinder 6 drives a welding gun fixing seat 7, a welding gun 8 and a welding needle 9 to move downwards to weld the lithium battery protection shell 42, and the next lithium battery protection shell 42 is welded after the welding is completed.

According to the intelligent welding equipment for the lithium battery protective shell, the installation mode, the connection mode or the setting mode are common mechanical modes, and the intelligent welding equipment can be implemented as long as the beneficial effects of the intelligent welding equipment can be achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a lithium cell protective housing intelligence welding equipment, a serial communication port, including electric welding machine (2) and argon gas jar (15), electric welding machine (2) are provided with welder (8), welding needle (9), electromagnetic switch (10) and ground connection, install in welder (8) cavity welding needle (9), still include frame (1), two sets of stand (3), crossbeam (4), cylinder fixing base (5), cylinder (6), welder fixing base (7), internal fixation lasso (12), five groups hand wheel (13), outer fixed lasso (14), eight first nut (16) of group, eight group footing (17), two sets of landing leg (18), sheet metal support (19), two sets of bearing fixing base (20), two sets of vertical fixing base bearing (21), driving shaft (22), four group sprocket (23), guard plate (24), two sets of bearing fixing plate (25), two sets of bearing (26), Driven shaft (27), chain link plate (28), baffle (29), motor fixing seat (30), motor (31), motor shaft (32), driving pulley (33), driven pulley (34), synchronous belt (35), two groups of top plates (38), two groups of second nuts (39), two groups of screws (40), ground wire connecting block (41) and lithium battery protective shell (42), the bottom end of base (1) is in threaded connection with four groups of feet (17), four groups of feet (17) are placed on the horizontal plane, the other four groups of feet (17) and the lower ends of two groups of supporting legs (18) are in threaded connection on the horizontal plane, eight groups of first nuts (16) and eight groups of feet (17) are in threaded connection and simultaneously and respectively cling to the lower ends of base (1) and two groups of supporting legs (18), electric welder (2) is installed at the right end of stand column (3) at the upper end of base (1), two groups of stand columns (3) are connected to, the cross beam (4) is matched with the dovetail grooves of the two groups of upright columns (3), the cross beam (4) is fixed with the upper end faces of the two groups of upright columns (3) through two groups of hand wheels (13), the cylinder fixing seat (5) is matched with the dovetail grooves of the cross beam (4), the cross beam (4) is fixed with the front end of the cylinder fixing seat (5) through one group of hand wheels (13), the cylinder (6) is connected with the bottom end of the cylinder fixing seat (5), the welding gun fixing seat (7) is connected with the bottom hole of the cylinder (6), the welding gun (8) penetrates through the inner hole of the welding gun fixing seat (7), the welding gun fixing seat (7) locks the welding gun (8) through a bolt, the inner fixing ferrule (12) is connected with the right side of the back face of the machine base (1), the argon tank (15) is placed on the boss of the machine base (1) and is fixed with the two groups of, two groups of bearing fixing seats (20) are respectively connected at the rear ends of the left and right surfaces of a sheet metal support (19), two groups of vertical fixing seat bearings (21) are respectively connected at the upper ends of the two groups of bearing fixing seats (20), a driving shaft (22) is connected with inner holes of the two groups of vertical fixing seat bearings (21), two groups of chain wheels (23) are connected on the driving shaft (22), the other two groups of chain wheels (23) are connected on bearings (26), the four groups of chain wheels (23) are placed on the inner side of the sheet metal support (19), a protection plate (24) is connected on the upper end surface of the sheet metal support (19), two groups of bearing fixing plates (25) are connected at the front ends of the left and right surfaces of the sheet metal support (19), two groups of bearings (26) are respectively embedded in the inner holes of the two groups of bearing fixing plates (25), a driven shaft (27) is connected through the two groups of bearings (26, the motor fixing seat (30) is connected at the front end of the lower end face of the sheet metal support (19), the motor (31) is fixedly connected at the lower end face of the motor fixing seat (30), the driving belt wheel (33) and the motor (31) are connected through the motor shaft (32) to rotate, the driven belt wheel (34) is connected at the left end of the driving shaft (22), the driving belt wheel (33) and the driven belt wheel (34) are connected through a synchronous belt (35) in a tooth matching mode, two groups of top plates (38) are connected and fixed at the front ends of two groups of bearing fixing seats (20) on the left and right faces of the sheet metal support (19), two groups of screws (40) and two groups of top plates (38) are in threaded connection and respectively abutted against two groups of vertical fixing seat bearings (21), two groups of second nuts (39) and two groups of screws (40) are in threaded connection and tightly attached to the front faces of the two groups of top plates (38), the ground wire connecting block (41) is connected to the.

2. The intelligent welding device for the lithium battery protective shell as recited in claim 1, further comprising a shield support (36) and a shield (37), wherein the inner side surface of the shield (37) is pressed on the end surface of the shield support (36) through a screw, and the shield support (36) is connected to the left end bearing fixing plate (25).

3. The intelligent welding equipment for the lithium battery protective shell as recited in claim 1, further comprising a glass shield (11), wherein the glass shield (11) is connected to the top end of the machine base (1).