Full-automatic welding device for roll core collector plate

Abstract

The utility model discloses a full-automatic welding device for a roll core collector plate, which comprises a rack, a conveying line body used for conveying the collector plate to a conveying line body and conveying a roll core is arranged on the rack, a clamping assembly is arranged on the rack, and the clamping assembly can be driven by a driving assembly to clamp or release the roll core; the clamping assembly is further provided with a jacking assembly used for jacking a roll core, the jacking assembly and the clamping assembly are driven by the same driving source, and one side of the clamping assembly is further provided with a welding assembly fixedly arranged on the rack. The automatic feeding and welding device has the advantages that the design is exquisite, automatic feeding, positioning and welding of the roll core and the collector plate are achieved, automatic operation is achieved in the whole process, manual operation is not needed, the working efficiency is greatly improved, the working intensity is reduced, and uniformity after welding is guaranteed. In addition, the device is compact in structure, reasonable in layout and wide in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of batteries, and in particular to a fully automatic welding device for a winding core collector plate. Background Art

[0002] In the production process of cylindrical batteries, after the two ends of the core are flattened, they need to be welded to the positive and negative collector plates at both ends of the core. In the process of welding the collector plates, a special clamp is needed to position and clamp the core and the collector plate. For example, patent document 201420110742.5 discloses a clamp. The core is troublesome to install, and the collector plate needs to be installed after the core is installed, which is troublesome to use. At present, most of the tooling for core welding is to position the core and the collector plate separately, and fix the core to be welded and the collector plate to be welded separately. The structure is complicated and the operation is inconvenient, which seriously affects the work efficiency. Utility Model Content

[0003] The utility model aims to overcome the shortcomings of the prior art and provide a fully automatic welding device for a winding core collector plate.

[0004] The purpose of the utility model is achieved through the following technical solutions:

[0005] A fully automatic welding device for a winding core collecting plate comprises a frame, the frame is provided with a conveying line body for conveying the collecting plate to a conveying line body and a conveying line body for conveying the winding core, the frame is provided with a clamping assembly, the clamping assembly can be driven by a driving assembly to clamp or release the winding core; the clamping assembly is also provided with a lifting assembly for lifting the winding core, the lifting assembly and the clamping assembly are driven by the same driving source, and one side of the clamping assembly is also provided with a welding assembly fixed to the frame.

[0006] Preferably, the clamping assembly at least includes a clamping frame, a fourth cam is fixedly provided at one end of the clamping frame, a guide rail is fixedly provided at the other end, symmetrical guide blocks are slidably provided on the guide rail, a clamping head is fixedly provided on each guide block, a fixing rod is fixedly provided on the clamping head, and the fixing rods are connected by a reset spring.

[0007] Preferably, the driving assembly at least includes a rotating block pivotally arranged on the clamping frame, an arc-shaped slide groove is provided on the rotating block, a clamping cam is fixedly provided on the clamping head, and the clamping cam is placed in the slide groove; a rocker arm is also provided on the clamping frame, one end of the rocker arm is provided with a first cam, and the other end is connected to the rotating block through a connecting pin.

[0008] Preferably, the driving assembly further comprises a driving plate disposed on the driving source, and one side of the driving plate is arc-shaped and can be pressed on the first cam.

[0009] Preferably, the lifting assembly at least includes a lifting block mounted on the clamping frame, one end of the lifting block is provided with a second cam, the other end is fixedly provided with a shaft sleeve, a rotating shaft is provided in the shaft sleeve, one end of the rotating shaft is fixedly provided with a pressure sensor, the other end is provided with a lifting head, a lifting spring is mounted on the rotating shaft, one end of the lifting spring abuts against the lifting head, and the other end abuts against the lifting block.

[0010] Preferably, the driving source at least includes a driving shaft arranged on the frame, and the driving shaft is provided with an upper driving block and a lower driving block which are arranged up and down, and the upper driving block and the lower driving block are provided with driving grooves, and the fourth cam and the second cam are placed in the driving groove on the lower driving block.

[0011] Preferably, a third cam is provided in the driving groove of the upper driving block, a driving frame is fixedly provided on the third cam, and a suction nozzle is fixedly provided on the driving frame.

[0012] Preferably, the welding assembly at least comprises a welding frame fixed on the frame, a laser welder is fixed on the welding frame, and an air knife is provided on the outer side of the laser welder.

[0013] The beneficial effects of the utility model are mainly reflected in:

[0014] 1. With exquisite design, the device can realize automatic loading, positioning and welding of the winding core and the collecting plate. The whole process is automated and no manual operation is required, which greatly improves work efficiency, reduces work intensity, and ensures uniformity after welding. In addition, the device has a compact structure, reasonable layout, and wide applicability;

[0015] 2. The setting of the lifting spring can make the lifting head move up and down by a small distance, thereby avoiding the situation of pressure damage to the collector plate and the winding core, and improving the yield rate. In addition, the pressure sensor can sense the pressure in real time, further improving the yield rate;

[0016] 3. The clamping assembly and the lifting assembly are driven by the same driving source to move toward or away from each other, which can ensure the uniformity and accuracy of the transmission, and also achieve high integration, which can reduce the number of cables and connectors and reduce the failure rate. In addition, being driven by one driving source can reduce costs to the greatest extent and facilitate enterprise development. It also makes the structure more compact, the layout more reasonable, and has a wider applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The technical solution of the utility model is further described below in conjunction with the accompanying drawings:

[0018] Figure 1 : A three-dimensional diagram of a preferred embodiment of the utility model;

[0019] Figure 2: A front view of a preferred embodiment of the utility model, at this time, the conveyor line body, the conveyor line body and part of the frame are removed;

[0020] Figure 3 : Figure 2 Sectional view of AA in the middle;

[0021] Figure 4 : A three-dimensional diagram of a clamping assembly, a driving assembly and a lifting assembly in a preferred embodiment of the utility model;

[0022] Figure 5 : A front view of the clamping assembly, the driving assembly and the lifting assembly in the preferred embodiment of the utility model;

[0023] Figure 6 : A rear view of the clamping assembly, the driving assembly and the lifting assembly in the preferred embodiment of the utility model;

[0024] Figure 7 : A three-dimensional diagram of the drive frame and its upper components in the preferred embodiment of the utility model. DETAILED DESCRIPTION

[0025] The present invention will be described in detail below in conjunction with the specific embodiments shown in the accompanying drawings. However, these embodiments are not limited to the present invention, and any structural, methodological, or functional changes made by a person skilled in the art based on these embodiments are all within the scope of protection of the present invention.

[0026] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0027] like Figures 1 to 7 As shown, the utility model discloses a fully automatic welding device for a winding core collecting plate, comprising a frame 1, on which is provided a conveying line body 2 for conveying the collecting plate 100 and a conveying line body 3 for conveying the winding core 200. The conveying line body 2 and the conveying line body 3 are prior arts, and can be conveyed by a vibration plate or by a belt, both of which belong to the protection scope of the utility model and will not be elaborated herein.

[0028] The clamping assembly 4 at least includes a clamping frame 41, one end of which is fixedly provided with a fourth cam 40, and the other end is fixedly provided with a guide rail 42, on which the guide rail 42 is slidably provided with symmetrically arranged guide blocks 43, each of which is fixedly provided with a clamping head 44, and on which a fixing rod 45 is fixedly provided, and the fixing rods 45 are connected by a reset spring 46, and the reset spring 46 can enable the clamping heads to apply opposite forces, thereby further improving the clamping force on the winding core 200, ensuring the stability of the clamping of the winding core 200, and improving the accuracy of the winding core positioning.

[0029] The clamping assembly 4 can be driven by the driving assembly 5 to clamp or release the winding core 200. The driving assembly 5 at least includes a rotating block 51 pivotally arranged on the clamping frame 41, an arc-shaped slide groove 52 is provided on the rotating block 51, a clamping cam 53 is fixedly arranged on the clamping head 44, and the clamping cam 53 is placed in the slide groove 52; the clamping frame 41 is also provided with a swing rod 55, one end of the swing rod 55 is provided with a first cam 56, and the other end is connected to the rotating block 51 through a connecting pin. The driving assembly 5 also includes a driving plate 57 arranged on the driving source 7, one side of the driving plate 57 is in an arc shape, and can be pressed on the first cam 56. When the driving plate 57 is pressed on the first cam 56, the swing rod 55 drives the rotating block 51 to rotate, thereby driving the clamping head 44 to move back and forth on the guide rail 42 through the clamping cam 53, and completing the release of the winding core 200. The method of clamping the winding core 200 is opposite to that of the winding core 200 , and therefore, it will not be described in detail here.

[0030] The clamping assembly 4 is also provided with a lifting assembly 6 for lifting the winding core 200. The lifting assembly 6 at least includes a lifting block 61 sleeved on the clamping frame 41. One end of the lifting block 61 is provided with a second cam 62, and the other end is fixedly provided with a shaft sleeve 63. A rotating shaft 64 is provided in the shaft sleeve 63. One end of the rotating shaft 64 is fixedly provided with a pressure sensor, and the other end is provided with a lifting head 65. A lifting spring 66 is sleeved on the rotating shaft 64. One end of the lifting spring 66 abuts against the lifting head 65, and the other end abuts against the lifting block 61. The setting of the lifting spring can make the lifting head 65 move up and down by a micro-distance, thereby avoiding the situation of pressure damage to the collecting plate and the winding core, and improving the yield rate. In addition, the pressure sensor can sense the pressure in real time, further improving the yield rate.

[0031] The lifting assembly 6 and the clamping assembly 4 are driven by the same driving source 7, and the driving source 7 at least includes a driving shaft 71 arranged on the frame 1, and the driving shaft 71 is provided with an upper driving block 72 and a lower driving block 73 which are arranged up and down, and a driving groove 74 is provided on the upper driving block 72 and the lower driving block 73, and the fourth cam 40 and the second cam 62 are placed in the driving groove 74 on the lower driving block 73. A third cam 75 is provided in the driving groove 74 of the upper driving block 72, and a driving frame 76 is fixed on the third cam 75, and a suction nozzle 77 is fixed on the driving frame 76. The clamping assembly and the lifting assembly are driven by the same driving source to move toward or away from each other, which can ensure the uniformity of transmission, ensure the accuracy of transmission, and also achieve high integration, which can reduce the number of cables and connectors and reduce the failure rate. In addition, being driven by a driving source can reduce costs to the greatest extent, which is convenient for enterprise development. It also makes the structure more compact, the layout more reasonable, and has a wider applicability.

[0032] A welding assembly 8 fixed on the frame 1 is further provided on one side of the clamping assembly 4. The welding assembly 8 at least includes a welding frame 81 fixed on the frame 1. A laser welder 82 is fixed on the welding frame 81. A wind knife 83 is provided on the outer side of the laser welder 82.

[0033] It should be understood that although this specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each implementation mode may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0034] The series of detailed descriptions listed above are only specific descriptions of feasible implementation methods of the utility model. They are not intended to limit the protection scope of the utility model. Any equivalent implementation methods or changes that do not deviate from the technical spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A fully automatic welding device for a winding core collecting plate, comprising a frame (1), wherein the frame (1) is provided with a conveying line (2) for conveying the collecting plate (100) and a conveying line (3) for conveying the winding core (200), wherein: The frame (1) is provided with a clamping assembly (4), and the clamping assembly (4) can be driven by a driving assembly (5) to clamp or release the winding core (200); the clamping assembly (4) is also provided with a lifting assembly (6) for lifting the winding core (200), and the lifting assembly (6) and the clamping assembly (4) are driven by the same driving source (7); one side of the clamping assembly (4) is also provided with a welding assembly (8) fixed to the frame (1).

2. The fully automatic welding device for winding core collector according to claim 1 is characterized in that: The clamping assembly (4) comprises at least a clamping frame (41), a fourth cam (40) being fixedly disposed at one end of the clamping frame (41), a guide rail (42) being fixedly disposed at the other end, guide blocks (43) being slidably disposed symmetrically on the guide rail (42), a clamping head (44) being fixedly disposed on each guide block (43), a fixing rod (45) being fixedly disposed on the clamping head (44), and the fixing rods (45) being connected to each other via a return spring (46).

3. The fully automatic welding device for winding core collector according to claim 2 is characterized in that: The driving assembly (5) at least comprises a rotating block (51) pivotally mounted on the clamping frame (41), an arc-shaped slide groove (52) being provided on the rotating block (51), a clamping cam (53) being fixedly mounted on the clamping head (44), and the clamping cam (53) being placed in the slide groove (52); the clamping frame (41) is also provided with a swing rod (55), one end of the swing rod (55) being provided with a first cam (56), and the other end being connected to the rotating block (51) via a connecting pin.

4. The fully automatic welding device for winding core collector according to claim 3 is characterized in that: The driving assembly (5) further comprises a driving plate (57) arranged on the driving source (7); one side of the driving plate (57) is in an arc shape and can be pressed against the first cam (56).

5. The fully automatic welding device for winding core collector according to claim 3 is characterized in that: The lifting assembly (6) at least comprises a lifting block (61) sleeved on the clamping frame (41); one end of the lifting block (61) is provided with a second cam (62), and the other end is fixedly provided with a shaft sleeve (63); a rotating shaft (64) is provided inside the shaft sleeve (63); one end of the rotating shaft (64) is fixedly provided with a pressure sensor, and the other end is provided with a lifting head (65); a lifting spring (66) is sleeved on the rotating shaft (64); one end of the lifting spring (66) is in contact with the lifting head (65), and the other end is in contact with the lifting block (61).

6. The fully automatic welding device for winding core collector according to claim 3 is characterized in that: The driving source (7) comprises at least a driving shaft (71) arranged on the frame (1); an upper driving block (72) and a lower driving block (73) are arranged on the driving shaft (71), and a driving groove (74) is formed on the upper driving block (72) and the lower driving block (73); the fourth cam (40) and the second cam (62) are arranged in the driving groove (74) on the lower driving block (73).

7. The fully automatic welding device for winding core collector according to claim 6 is characterized in that: A third cam (75) is provided in the driving groove (74) of the upper driving block (72), a driving frame (76) is fixedly provided on the third cam (75), and a suction nozzle (77) is fixedly provided on the driving frame (76).

8. The fully automatic welding device for winding core collector according to claim 6 is characterized in that: The welding assembly (8) comprises at least a welding frame (81) fixedly mounted on the frame (1), a laser welder (82) fixedly mounted on the welding frame (81), and an air knife (83) disposed on the outer side of the laser welder (82).

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