CN217667360U

CN217667360U - Penetrating type multi-shaft automatic spot welding machine

Info

Publication number: CN217667360U
Application number: CN202221442762.3U
Authority: CN
Inventors: 吴海强; 范昱成; 何乐文; 李烊
Original assignee: Shenzhen Benice Technology Co ltd
Current assignee: Shenzhen Benice Technology Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-10-28
Anticipated expiration: 2032-06-10

Abstract

The utility model discloses a multiaxis automatic spot welder of through type, which comprises a cabinet, be equipped with the workstation in the rack, the top of workstation is equipped with hold-down mechanism, hold-down mechanism's both sides are equipped with first welding mechanism and second welding mechanism respectively, first welding mechanism realizes the ascending removal of three-dimensional side through first three-dimensional moving mechanism, second welding mechanism realizes the ascending removal of three-dimensional side through the three-dimensional moving mechanism of second. The utility model provides a multiaxis automatic spot welder of through type controls two welding mechanism respectively through two three-dimensional moving mechanism to make two welding mechanism can weld the both sides of battery package asynchronously, enlarge application scope, improve welding efficiency.

Description

Penetration type multi-shaft automatic spot welding machine

Technical Field

The utility model relates to a welding equipment technical field especially relates to a multiaxis automatic spot welder of run-through.

Background

Along with the expansion of new energy automobile market, dynamic lithium battery demand will promote by a wide margin, and simultaneously, low reaches fields such as cell-phone, electric motor car, electric tool, digital camera promote fast to the demand of lithium electricity, and traditional manual spot welding can't reach the solder joint uniformity of battery package, and is inefficient moreover, and the cost of labor is high, so more and more welding equipment just can deliver to come to life.

The existing welding equipment generally comprises two welding mechanisms and a three-dimensional moving mechanism, wherein the welding mechanism moves in a three-dimensional direction through the three-dimensional moving mechanism. During welding, the battery pack is fixed between the two welding mechanisms, and the two welding mechanisms are driven to move in the three-dimensional direction through the same three-dimensional moving mechanism, so that welding of a plurality of point positions on two sides of the battery pack is achieved. However, in the existing welding equipment, two welding mechanisms are controlled by one three-dimensional moving mechanism to move simultaneously, so that two sides of a battery pack are welded simultaneously, the welding mode is only effective for the battery packs with regular shapes and symmetrical sides, but can not weld irregular-shaped battery packs with irregular shapes, and the application range is small.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multiaxis automatic point welding machine of through type controls two welding mechanism respectively through two three-dimensional moving mechanism to make two welding mechanism can weld the both sides of battery package asynchronously, enlarge application scope, improve welding efficiency.

The utility model discloses a multiaxis automatic spot welder of through type adopts technical scheme is:

the utility model provides a multiaxis automatic spot welder of run-through, includes the rack, be equipped with the workstation in the rack, the top of workstation is equipped with hold-down mechanism, hold-down mechanism's both sides are equipped with first welding mechanism and second welding mechanism respectively, first welding mechanism realizes the ascending removal in three-dimensional direction through first three-dimensional moving mechanism, the ascending removal in three-dimensional direction is realized through second three-dimensional moving mechanism to second welding mechanism.

As a preferred scheme, the first three-dimensional moving mechanism comprises a Y-axis guide rail, the Y-axis guide rail is arranged on one side of the pressing mechanism along the Y-axis direction, a Z-axis guide rail is arranged on the Y-axis guide rail in a sliding manner along the Z-axis direction, the Z-axis guide rail realizes the movement along the Y-axis direction through a Y-axis motor, an X-axis guide rail is arranged on the Z-axis guide rail in a sliding manner along the X-axis direction, the X-axis guide rail realizes the movement along the Z-axis direction through a Z-axis motor, the first welding mechanism is arranged on the X-axis guide rail in a sliding manner, and the first welding mechanism realizes the movement along the X-axis direction through an X-axis motor.

As preferred scheme, first welding mechanism includes the mount pad, the mount pad slides and locates on the first X axle guide rail, the removal of X axle direction is realized through a X axle motor to the mount pad, the mount pad is kept away from hold-down mechanism one end and is equipped with the rotating electrical machines, the output of rotating electrical machines sets up towards the direction that is close to hold-down mechanism, the output fixedly connected with rotating assembly of rotating electrical machines, rotating electrical machines one end fixedly connected with pressure regulating assembly is kept away from to the rotating assembly, the pressure regulating assembly is kept away from rotating assembly one end and is equipped with the welding clamp, it is equipped with pressure sensor to weld between clamp and the pressure regulating assembly, it is equipped with the welding needle in the welding clamp.

As preferred scheme, hold-down mechanism includes the mounting panel, the fixed top of locating the workstation of mounting panel, the below of mounting panel is equipped with first clamp plate, the both sides of first clamp plate are equipped with the guide post, the top of mounting panel is equipped with the connecting plate, the guide post passes the mounting panel and is connected with the connecting plate, the middle part threaded connection of mounting panel has the threaded rod, the threaded rod realizes rotating through a elevator motor, threaded rod one end is connected with the connecting plate, the threaded rod other end is connected with first clamp plate.

According to the preferable scheme, the workbench is provided with a conveying belt along the Y-axis direction, the conveying belt is located between the first welding mechanism and the second welding mechanism, and the conveying belt is rotated through a conveying motor.

As a preferred scheme, conveyor belt one end is equipped with feed mechanism, feed mechanism includes a plurality of cylinders that set up side by side, the position of cylinder corresponds conveyor belt setting, and is a plurality of the cylinder all realizes rotating through the material loading motor.

As a preferred scheme, one end, far away from the feeding mechanism, of the conveying belt is provided with a blanking mechanism, and the structure of the blanking mechanism is the same as that of the feeding mechanism.

Preferably, an opening is formed in the side wall of the cabinet, and a safety grating is arranged at the position of the cabinet corresponding to the opening.

As a preferred scheme, hold-down mechanism includes the base, the base is located on the workstation, the vertical riser guide that is equipped with of base one end, riser guide is vertical to be located on the workstation, the last second clamp plate that slides of riser guide, riser guide's upper end is equipped with second elevator motor, second elevator motor is used for driving the second clamp plate and reciprocates.

The utility model discloses a multiaxis automatic spot welder of run-through type's beneficial effect is: the battery pack is fixed on the workbench through the pressing mechanism, the first welding mechanism on one side of the battery pack realizes the movement in the three-dimensional direction through the first three-dimensional moving mechanism, so that one side of the battery pack is welded, the second welding mechanism on the other side of the battery pack realizes the movement in the three-dimensional direction through the second three-dimensional moving mechanism, so that the other side of the battery pack is welded, the whole welding of the battery pack is completed, the two welding mechanisms are respectively controlled through the two three-dimensional moving mechanisms, the battery pack with regular symmetry can be welded, the special-shaped battery pack with irregular shape can also be welded, the application range is expanded, and the welding efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a through type multi-axis automatic spot welding machine according to an embodiment of the present invention.

Fig. 2 is the utility model discloses a multiaxis automatic spot welder rack inner structure schematic diagram of run-through.

Fig. 3 is a schematic view of a part of the structure of a penetration type multi-axis automatic spot welding machine according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a welding mechanism of a through type multi-axis automatic spot welding machine according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a through type multi-axis automatic spot welding machine according to another embodiment of the present invention.

Fig. 6 is an internal structural schematic diagram of a through type multi-axis automatic spot welding machine cabinet according to a second embodiment of the present invention.

10. A cabinet; 11. a work table; 12. a safety grating; 20. a hold-down mechanism; 21. mounting a plate; 22. a first presser plate; 23. a connecting plate; 24. a guide post; 25. a threaded rod; 26. a first lift motor; 30. a first welding mechanism; 300. a second welding mechanism; 31. a mounting base; 32. a rotating electric machine; 33. a rotating assembly; 34. a voltage regulating component; 35. welding and clamping; 36. welding pins; 37. a pressure sensor; 40. a first three-dimensional moving mechanism; 400. a second three-dimensional moving mechanism; 41. a Y-axis guide rail; 42. a Y-axis motor; 43. a Z-axis guide rail; 44. a Z-axis motor; 45. an X-axis guide rail; 46. an X-axis motor; 50. a feeding mechanism; 500. a blanking mechanism; 51. a drum; 52. a feeding motor; 61. a base; 62. a lifting guide rail; 63. a second platen; 64. a second lift motor.

Detailed Description

The invention will be further elucidated and described with reference to a specific embodiment and a drawing of the description, in which:

the first embodiment is as follows: referring to fig. 1 to 3, a penetration type multi-axis automatic spot welding machine includes a cabinet 10, a worktable 11 is disposed in the cabinet 10, a pressing mechanism 20 is disposed above the worktable 11, a first welding mechanism 30 and a second welding mechanism 300 are respectively disposed on two sides of the pressing mechanism 20, the first welding mechanism 30 realizes movement in a three-dimensional direction through a first three-dimensional moving mechanism 40, and the second welding mechanism 300 realizes movement in the three-dimensional direction through a second three-dimensional moving mechanism 400.

The battery pack is fixed on the workbench 11 through the pressing mechanism 20, the first welding mechanism 30 on one side of the battery pack realizes the movement in the three-dimensional direction through the first three-dimensional moving mechanism 40, so that one side of the battery pack is welded, the second welding mechanism 300 on the other side of the battery pack realizes the movement in the three-dimensional direction through the second three-dimensional moving mechanism 400, so that the other side of the battery pack is welded, the whole welding of the battery pack is completed, the two welding mechanisms are respectively controlled through the two three-dimensional moving mechanisms, the battery pack with regular symmetry can be welded, the special-shaped battery pack with irregular shape can also be welded, the application range is expanded, and the welding efficiency is improved.

Specifically, referring to fig. 3, the first three-dimensional moving mechanism 40 includes a Y-axis guide rail 41, the Y-axis guide rail 41 is disposed on one side of the pressing mechanism 20 along the Y-axis direction, a Z-axis guide rail 43 is slidably disposed on the Y-axis guide rail 41 along the Z-axis direction, the Z-axis guide rail 43 realizes movement along the Y-axis direction through a Y-axis motor 42, the Z-axis guide rail 43 is slidably disposed along the X-axis direction and provided with an X-axis guide rail 45, the X-axis guide rail 45 realizes movement along the Z-axis direction through a Z-axis motor 44, the first welding mechanism 30 is slidably disposed on the X-axis guide rail 45, and the first welding mechanism 30 realizes movement along the X-axis direction through an X-axis motor 46. The X-axis motor 46, the Y-axis motor 42, and the Z-axis motor 44 all drive the first welding mechanism 30, the X-axis guide rail 45, and the Y-axis guide rail 41 to move through a lead screw structure. In this embodiment, the second three-dimensional moving mechanism 400 and the first three-dimensional moving mechanism 40 have the same structure, and therefore are not described herein again.

Specifically, please refer to fig. 3 and 4, first welding mechanism 30 includes mount pad 31, mount pad 31 slides and locates on first X-axis guide rail 45, mount pad 31 realizes the removal of X axle direction through first X-axis motor 46, mount pad 31 is kept away from hold-down mechanism 20 one end and is equipped with rotating electrical machines 32, the output of rotating electrical machines 32 is towards the direction setting of being close to hold-down mechanism 20, rotating electrical machines 32's output end fixedly connected with rotating assembly 33, rotating electrical machines 32 one end fixedly connected with pressure regulating assembly 34 is kept away from to rotating assembly 33, pressure regulating assembly 34 is kept away from rotating assembly 33 one end and is equipped with welding clamp 35, be equipped with pressure sensor 37 between welding clamp 35 and the pressure regulating assembly 34, be equipped with in the welding clamp 35 and weld needle 36.

First X axle motor 46 drive mount pad 31 removes towards the direction that is close to or keeps away from the battery package, during the welding, rotating electrical machines 32 drives rotating assembly 33 and realizes the rotation of different angles, make welding needle 36 can carry out the accurate positioning spot welding of different angles to the battery package, high efficiency and application scope are wide, pressure sensor 37 feeds back to the pressure closed loop constantly of welding needle 36 simultaneously, when surpassing the settlement scope in the signal of feedback, pressure sensor 37 will send alarm signal, when operating personnel receives alarm signal, stop the machine, recycle pressure regulating assembly 34 and carry out the welding pressure adjustment, start the machine after the adjustment finishes, continue the welding. In the present embodiment, the second welding mechanism 300 has the same structure as the first welding mechanism 30, and therefore, the description thereof is omitted.

Specifically, referring to fig. 3, the pressing mechanism 20 includes a mounting plate 21, the mounting plate 21 is fixedly disposed above the worktable 11, a first pressing plate 22 is disposed below the mounting plate 21, guide posts 24 are disposed on two sides of the first pressing plate 22, a connecting plate 23 is disposed above the mounting plate 21, the guide posts 24 penetrate through the mounting plate 21 and are connected with the connecting plate 23, a threaded rod 25 is connected to the middle of the mounting plate 21 through threads, the threaded rod 25 is rotated by a first lifting motor 26, one end of the threaded rod 25 is connected with the connecting plate 23, and the other end of the threaded rod 25 is connected with the first pressing plate 22.

When the battery pack is placed at a corresponding position, the first lifting motor 26 rotates forwards to drive the threaded rod 25 to rotate, so that the threaded rod 25 moves downwards, the first pressing plate 22 is driven to move downwards until the threaded rod abuts against the battery pack, the battery pack is fixed, and welding can be carried out; after the battery pack is welded, the motor rotates reversely to drive the threaded rod 25 to rotate, so that the threaded rod 25 moves upwards to drive the first connecting plate 23 to move upwards, the connecting plate 23 drives the first pressing plate 22 to move upwards through the guide posts 24, the battery pack is loosened, and the battery pack can be taken out.

Specifically, referring to fig. 3, the worktable 11 is provided with a conveying belt along the Y-axis direction, the conveying belt is located between the first welding mechanism 30 and the second welding mechanism 300, and the conveying belt is rotated by a conveying motor. After the welding is accomplished to the battery package, carry away through conveyor belt is automatic, not only can improve welding efficiency, can also practice thrift the cost of labor.

Specifically, referring to fig. 2, a feeding mechanism 50 is disposed at one end of the conveying belt, the feeding mechanism 50 includes a plurality of rollers 51 disposed side by side, the positions of the rollers 51 correspond to the conveying belt, and the plurality of rollers 51 are rotated by a feeding motor 52. More specifically, a discharging mechanism 500 is disposed at an end of the conveying belt away from the feeding mechanism 50, and the structure of the discharging mechanism 500 is the same as that of the feeding mechanism 50.

During feeding, the battery pack is placed on the roller 51, and the roller 51 is driven to rotate by the feeding motor 52, so that the battery pack is conveyed to a welding position for welding; during blanking, the battery pack is driven to move by the rotation of the roller 51, so that blanking is completed. In the present embodiment, the structure of the feeding mechanism 50 is the same as that of the discharging mechanism 500.

Example two: referring to fig. 5, an opening is formed on a side wall of the cabinet 10, and a safety grating 12 is disposed at a position of the cabinet 10 corresponding to the opening. When the safety grating 12 senses the arm of the worker, the machine stops working, danger caused by forgetting to close the machine when the worker takes and places the battery pack is prevented, and safety of the machine is improved.

Specifically, please refer to fig. 6, the pressing mechanism 20 includes a base 61, the base 61 is disposed on the working table 11, one end of the base 61 is vertically provided with a lifting rail 62, the lifting rail 62 is vertically disposed on the working table 11, a second pressing plate 63 is slidably disposed on the lifting rail 62, a second lifting motor 64 is disposed at the upper end of the lifting rail 62, and the second lifting motor 64 is used for driving the second pressing plate 63 to move up and down. During welding, the battery pack is placed on the base 61, the second lifting motor 64 drives the second pressing plate 63 to move downwards until the second pressing plate 63 abuts against the battery pack, and therefore the battery pack is fixed and can be welded; after the welding is finished, the second lifting motor 64 drives the second pressing plate 63 to move upwards, and the battery pack can be taken out after the battery pack is loosened. In the present embodiment, the second lifting motor 64 drives the second pressing plate 63 to move through a screw rod structure.

The utility model provides a multiaxis automatic spot welder of run-through formula, the battery package passes through hold-down mechanism to be fixed on the workstation, the first welding mechanism of battery package one side realizes the ascending removal of three-dimensional side through first three-dimensional moving mechanism, thereby weld battery package one side, the second welding mechanism of battery package opposite side realizes the ascending removal of three-dimensional side through the three-dimensional moving mechanism of second, thereby weld the battery package opposite side, and then accomplish the holistic welding of battery package, control two welding mechanism respectively through two three-dimensional moving mechanisms, not only can weld the battery package of shape rule symmetry, can also weld the irregular special-shaped battery package of shape, the application scope has been enlarged, the welding efficiency is improved.

It should be finally noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit the scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a multiaxis automatic spot welding machine of through type which characterized in that, includes the rack, be equipped with the workstation in the rack, the top of workstation is equipped with hold-down mechanism, hold-down mechanism's both sides are equipped with first welding mechanism and second welding mechanism respectively, first welding mechanism realizes the ascending removal in three-dimensional direction through first three-dimensional moving mechanism, second welding mechanism realizes the ascending removal in three-dimensional direction through second three-dimensional moving mechanism.

2. The penetration type multi-axis automatic spot welding machine according to claim 1, wherein the first three-dimensional moving mechanism comprises a Y-axis guide rail, the Y-axis guide rail is arranged on one side of the pressing mechanism along the Y-axis direction, a Z-axis guide rail is arranged on the Y-axis guide rail in a sliding manner along the Z-axis direction, the Z-axis guide rail realizes the movement along the Y-axis direction through a Y-axis motor, an X-axis guide rail is arranged on the Z-axis guide rail in a sliding manner along the X-axis direction, the X-axis guide rail realizes the movement along the Z-axis direction through a Z-axis motor, the first welding mechanism is arranged on the X-axis guide rail in a sliding manner, and the first welding mechanism realizes the movement along the X-axis direction through an X-axis motor.

3. The penetration type multi-axis automatic spot welding machine according to claim 1, wherein the first welding mechanism comprises a mounting base, the mounting base is slidably disposed on the first X-axis guide rail, the mounting base is moved in the X-axis direction by the first X-axis motor, a rotating motor is disposed at one end of the mounting base, which is far away from the pressing mechanism, an output end of the rotating motor is disposed in a direction close to the pressing mechanism, a rotating assembly is fixedly connected to an output end of the rotating motor, a pressure regulating assembly is fixedly connected to one end of the rotating assembly, which is far away from the rotating assembly, of the pressure regulating assembly, a welding clamp is disposed at one end of the pressure regulating assembly, a pressure sensor is disposed between the welding clamp and the pressure regulating assembly, and a welding needle is disposed in the welding clamp.

4. The penetration type multi-axis automatic spot welding machine according to claim 1, wherein the pressing mechanism comprises a mounting plate, the mounting plate is fixedly arranged above the worktable, a first pressing plate is arranged below the mounting plate, guide posts are arranged on two sides of the first pressing plate, a connecting plate is arranged above the mounting plate, the guide posts penetrate through the mounting plate and are connected with the connecting plate, a threaded rod is connected to the middle of the mounting plate through threads, the threaded rod is rotated through a first lifting motor, one end of the threaded rod is connected with the connecting plate, and the other end of the threaded rod is connected with the first pressing plate.

5. The penetration type multi-axis automatic spot welding machine according to claim 1, wherein the table is provided with a conveyor belt along the Y-axis direction, the conveyor belt is located between the first welding mechanism and the second welding mechanism, and the conveyor belt is rotated by a conveyor motor.

6. The penetration type multi-shaft automatic spot welding machine according to claim 5, wherein a feeding mechanism is provided at one end of the conveyor belt, the feeding mechanism comprises a plurality of rollers arranged side by side, the position of each roller corresponds to that of the conveyor belt, and the rollers are rotated by a feeding motor.

7. The penetration type multi-axis automatic spot welding machine according to claim 6, wherein a blanking mechanism is provided at an end of the conveyor belt away from the feeding mechanism, and the blanking mechanism has the same structure as the feeding mechanism.

8. The penetration type multi-axis automatic spot welding machine according to claim 1, wherein the side wall of the cabinet is provided with an opening, and a safety grating is arranged at the position of the cabinet corresponding to the opening.

9. The penetration type multi-axis automatic spot welding machine according to claim 1, wherein the pressing mechanism comprises a base, the base is disposed on a worktable, one end of the base is vertically provided with a lifting rail, the lifting rail is vertically disposed on the worktable, a second pressing plate is slidably disposed on the lifting rail, the upper end of the lifting rail is provided with a second lifting motor, and the second lifting motor is used for driving the second pressing plate to move up and down.