Automatic battery pole piece laser welding machine

Abstract

The utility model discloses an automatic battery pole piece laser welding machine which comprises a welding platform, a clamping mechanism, a battery connecting mechanism and a welding mechanism, the clamping mechanism and the welding mechanism are both located at the upper end of the welding platform, and the battery connecting mechanism is located in the clamping mechanism. The welding end of the welding mechanism is located above the battery connecting mechanism, the welding platform comprises a positioning bottom plate used for placing and supporting the clamping mechanism, a positioning rectangular groove is formed in a positioning ring groove in a penetrating mode, and the positioning rectangular groove penetrates to the position below the clamping mechanism. The welding end of the welding mechanism is located above the positioning rectangular groove, a positioning frame used for mounting and supporting is arranged in the welding mechanism, and the positioning frame is mounted at the upper end of the welding platform; according to the utility model, an accurate placing position is provided for the battery connecting mechanism, and accurate welding of the battery connecting mechanism by the welding mechanism is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of battery processing, in particular to an automatic battery pole piece laser welding machine. Background Art

[0002] A battery is a device that contains an electrolyte solution and metal electrodes to generate an electric current in a cup, tank or other container or part of a composite container that can convert chemical energy into electrical energy.

[0003] Welding the connection terminals to the two poles of the battery is an important way to process the battery poles. However, the traditional resistance welding connection terminal method has low welding accuracy and poor welding effect on thin connection terminals. It is easy to cause fire during welding, causing the battery to short-circuit and catch fire, which affects the welding accuracy and safety.

[0004] Therefore, we provide automatic battery pole piece laser welding machine. Utility Model Content

[0005] The purpose of the utility model is to provide an automatic battery pole piece laser welding machine to solve the above-mentioned technical problems, so as to achieve the purpose of welding the connecting terminals to the positive and negative poles of the button battery by laser, and at the same time, to have a dust removal function to prevent the metal splashes generated during the welding process from causing a battery short circuit.

[0006] In view of this, the utility model provides an automatic battery pole piece laser welding machine, comprising a welding platform, a clamping mechanism, a battery connecting mechanism, and a welding mechanism.

[0007] The clamping mechanism and the welding mechanism are both located at the upper end of the welding platform, the battery connecting mechanism is located inside the clamping mechanism, and the welding end of the welding mechanism is located above the battery connecting mechanism.

[0008] The welding platform includes a positioning base plate for supporting the clamping mechanism.

[0009] The middle part of the clamping mechanism is of a through type, and the clamping mechanism is manually flipped and arranged on the upper end of the positioning bottom plate.

[0010] A positioning ring groove for limiting the placement of the battery connecting mechanism is provided in the clamping mechanism, and a positioning rectangular groove is provided through the positioning ring groove, and the positioning rectangular groove extends to the bottom of the clamping mechanism.

[0011] The welding end of the welding mechanism is located above the positioning rectangular groove, and a positioning frame for installation support is arranged in the welding mechanism, and the positioning frame is installed on the upper end of the welding platform.

[0012] Preferably, the welding platform also includes a support table, a side positioning plate, a first dust suction pipe, a second dust suction pipe, and a vacuum cleaner. The positioning base plate is installed on the upper surface of the support table, and a side positioning plate is installed on one side of the upper end of the positioning base plate. The first dust suction pipe is arranged through the middle part of the outer side of the side positioning plate, and the second dust suction pipe is inclined through the middle part of the positioning base plate, and a groove for plugging into the second dust suction pipe is opened at the upper end of the positioning base plate, and the vacuum cleaner is installed on one side of the positioning base plate.

[0013] Preferably, the clamping mechanism further comprises a bottom clamp and a clamp positioning groove, wherein the clamp positioning groove is provided on the upper end surface of the bottom clamp, the positioning ring groove is provided on the inner lower surface of the clamp positioning groove, and the positioning rectangular groove intersects with the center of the positioning ring groove.

[0014] Preferably, the bottom clamp is located at the upper end of the positioning bottom plate, and one side of the bottom clamp is in contact with the side positioning plate.

[0015] Preferably, the clamping mechanism also includes an upper clamp and a welding support groove, the welding support groove is arranged through the upper and lower ends of the upper clamp, and the upper clamp is tightly inserted into the clamp positioning groove, and the welding support groove, the positioning ring groove, and the positioning rectangular groove are internally connected.

[0016] Preferably, the battery connecting mechanism includes a battery, a positive connecting terminal, and a negative connecting terminal, the positive connecting terminal is installed at the positive end of the battery, the negative connecting terminal is installed at the negative end of the battery, and the positive connecting terminal and the negative connecting terminal are located in the same vertical plane, and the positive connecting terminal and the negative connecting terminal are simultaneously inserted into the positioning rectangular groove, and the positive connecting terminal and the negative connecting terminal are both connected to the center point of the battery end face, and the battery is tightly inserted into the positioning ring groove.

[0017] Preferably, the welding mechanism also includes a laser generator, a welding guide head, and a screw module, the welding guide head is installed at one end of the laser generator, the screw module is installed on a side of the laser generator adjacent to the welding guide head, and the screw module is installed on one side of the positioning frame, and the positioning frame is installed on the upper end surface of the positioning base plate.

[0018] Compared with the prior art, the utility model provides an automatic battery pole piece laser welding machine, which has the following beneficial effects:

[0019] The utility model provides accurate working positions for the clamping mechanism and the welding mechanism based on the support of the welding platform, and provides an accurate placement position for the battery connecting mechanism under the support of the clamping mechanism, thereby ensuring accurate welding of the battery connecting mechanism by the welding mechanism.

[0020] The utility model uses the vacuum cleaner, the first vacuum pipe and the second vacuum pipe in combination, so that the welding platform has an adsorption function, can timely adsorb the metal generated during welding, and effectively prevent the short circuit caused by the splashing metal.

[0021] The utility model ensures that the welding positions on both sides are uniform and accurate based on the through arrangement of the welding support groove and the positioning rectangular groove when the bottom clamp is turned over, thus providing guarantee for the accuracy of device welding.

[0022] The utility model ensures the stability and accuracy of flip welding of the positive electrode connection terminal and the negative electrode connection terminal by setting the positive electrode connection terminal and the negative electrode connection terminal to have the same specifications and the same connection positions.

[0023] In the utility model, the laser generator can adjust the spot size and welding speed, and adjust the position under the support of the screw module, so that the device can achieve the purpose of precision welding and assembly of small workpieces and micro workpieces, and the welding quality is guaranteed. The laser welding has small welding points, less time, high stability, and little thermal impact on the battery.

[0024] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall front view structure of the automatic battery pole piece laser welding machine proposed by the utility model;

[0026] Figure 2 This is a schematic diagram of the three-dimensional structure of the welding platform of the automatic battery pole piece laser welding machine proposed by the utility model;

[0027] Figure 3 This is a schematic diagram of the top view of the connection between the welding platform and the clamping mechanism of the automatic battery pole piece laser welding machine proposed by the utility model;

[0028] Figure 4 This is a schematic diagram of the side view structure of the welding platform of the automatic battery pole piece laser welding machine proposed by the utility model;

[0029] Figure 5 This is a rear structural schematic diagram of the welding platform part of the automatic battery pole piece laser welding machine proposed by the utility model;

[0030] Figure 6 This is a three-dimensional structural diagram of the clamping mechanism of the automatic battery pole piece laser welding machine proposed by the utility model;

[0031] Figure 7It is a side sectional structural schematic diagram of the clamping mechanism of the automatic battery pole piece laser welding machine proposed by the utility model;

[0032] Figure 8 This is a schematic diagram of the overall front view structure of the clamping mechanism of the automatic battery pole piece laser welding machine proposed by the utility model;

[0033] Fig. 9 This is a schematic diagram of the overall front view structure of the battery connection mechanism of the automatic battery pole piece laser welding machine proposed by the utility model;

[0034] Fig.10 This is a schematic diagram of the overall front view structure of the welding mechanism of the automatic battery pole piece laser welding machine proposed by the utility model.

[0035] In the figure: 1. Support table; 101. Positioning base plate; 102. Side positioning plate; 103. First dust suction pipe; 104. Second dust suction pipe; 105. Vacuum cleaner; 2. Bottom clamp; 201. Upper clamp; 202. Welding support groove; 203. Clamp positioning groove; 204. Positioning ring groove; 205. Positioning rectangular groove; 3. Battery; 301. Positive connecting terminal; 302. Negative connecting terminal; 4. Laser generator; 401. Welding guide head; 402. Screw module; 403. Positioning frame. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0037] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0038] Embodiment 1: Automatic battery pole piece laser welding machine, such as Figure 1-Figure 10 As shown, it includes a welding platform, a clamping mechanism, a battery connecting mechanism, and a welding mechanism.

[0039] The clamping mechanism and the welding mechanism are both located at the upper end of the welding platform, the battery connecting mechanism is located inside the clamping mechanism, and the welding end of the welding mechanism is located above the battery connecting mechanism.

[0040] The welding platform includes a positioning base plate 101 for supporting the clamping mechanism.

[0041] The middle part of the clamping mechanism is of a through-type, and the clamping mechanism is manually flipped and arranged on the upper end of the positioning base plate 101 .

[0042] A positioning ring groove 204 for limiting the placement of the battery connecting mechanism is provided in the clamping mechanism, and a positioning rectangular groove 205 is provided through the positioning ring groove 204, and the positioning rectangular groove 205 extends to the bottom of the clamping mechanism.

[0043] The welding end of the welding mechanism is located above the positioning rectangular groove 205, and a positioning frame 403 for installation support is provided in the welding mechanism, and the positioning frame 403 is installed on the upper end of the welding platform.

[0044] First, based on the support of the welding platform, the clamping mechanism and the welding mechanism are provided with accurate working positions, and with the support of the clamping mechanism, an accurate placement position is provided for the battery connecting mechanism to ensure the precise welding of the battery connecting mechanism by the welding mechanism. Specifically, the first step is to manually place the battery connecting mechanism to be welded into the positioning ring groove 204, and then place the clamping mechanism on the positioning base plate 101. After the position is fixed, the position of the welding mechanism is raised so that the welding end is located above the welding point of the battery connecting mechanism, and then the welding mechanism is started to weld the positive electrode of the battery welding mechanism. After the welding is completed, the staff manually flips the clamping mechanism so that its back is facing up, and performs welding guidance again, and then starts the welding mechanism again to perform negative electrode welding, so that under the dual positioning adjustment of the clamping mechanism and the welding mechanism, the effect of accurate and efficient welding of the connection in the battery connecting mechanism is achieved.

[0045] like Figure 1-Figure 10 As shown, the welding platform also includes a support platform 1, a side positioning plate 102, a first dust suction pipe 103, a second dust suction pipe 104, and a vacuum cleaner 105. The positioning base plate 101 is installed on the upper end surface of the support platform 1, and the side positioning plate 102 is installed on one side of the upper end of the positioning base plate 101. The first dust suction pipe 103 is arranged through the middle part of the outer side of the side positioning plate 102, and the second dust suction pipe 104 is inclined and passes through the middle part of the positioning base plate 101, and a groove for plugging with the second dust suction pipe 104 is opened at the upper end of the positioning base plate 101, and the vacuum cleaner 105 is installed on one side of the positioning base plate 101.

[0046] By using the vacuum cleaner 105, the first vacuum tube 103, and the second vacuum tube 104 in combination, the welding platform has an adsorption function, which can timely adsorb the metal generated during welding, effectively prevent the splashing metal from causing a short circuit, and at the same time take away the dust generated during the welding process, preventing the battery from causing safety hazards during use, thereby improving the safety of the device during operation.

[0047] like Figure 1-Figure 10As shown, the clamping mechanism also includes a bottom clamp 2 and a clamp positioning groove 203 . The clamp positioning groove 203 is opened on the upper end surface of the bottom clamp 2 . The positioning ring groove 204 is opened on the inner lower surface of the clamp positioning groove 203 . The positioning rectangular groove 205 intersects with the center of the positioning ring groove 204 .

[0048] The bottom fixture 2 is located at the upper end of the positioning base plate 101 , and one side of the bottom fixture 2 is in contact with the side positioning plate 102 .

[0049] The clamping mechanism also includes an upper clamp 201 and a welding support groove 202. The welding support groove 202 is arranged through the upper and lower ends of the upper clamp 201, and the upper clamp 201 is tightly inserted into the clamp positioning groove 203, and the welding support groove 202, the positioning ring groove 204, and the positioning rectangular groove 205 are internally connected.

[0050] Firstly, under the combined limitation of the positioning ring groove 204, the positioning rectangular groove 205 and the welding support groove 202, the positioning accuracy is ensured without affecting the accuracy of the welding point, and the positioning connection between the upper clamp 201 and the clamp positioning groove 203 is ensured to ensure the accuracy of the position of the upper clamp 201 when it is placed, thereby further improving the accuracy of the clamping position provided, and based on the through setting of the welding support groove 202 and the positioning rectangular groove 205, it is ensured that when the bottom clamp 2 is flipped, the welding points on both sides are uniformly accurate, thereby providing a guarantee for the accuracy of the device welding.

[0051] Embodiment 2: Automatic battery electrode laser welding machine, such as Figure 1-Figure 10 As shown, the battery connection mechanism includes a battery 3, a positive connection terminal 301, and a negative connection terminal 302. The positive connection terminal 301 is installed at the positive end of the battery 3, and the negative connection terminal 302 is installed at the negative end of the battery 3. The positive connection terminal 301 and the negative connection terminal 302 are located in the same vertical plane, and the positive connection terminal 301 and the negative connection terminal 302 are simultaneously inserted into the positioning rectangular groove 205, and the positive connection terminal 301 and the negative connection terminal 302 are both connected to the center point of the end face of the battery 3, and the battery 3 is tightly inserted into the positioning ring groove 204.

[0052] By setting the positive connection terminal 301 and the negative connection terminal 302 to have the same specifications and the same connection position, the stability of the connection is ensured while the stability and accuracy of the flip welding are guaranteed, which effectively prevents the clamping position and the welding device position from being adjusted again after flipping, thereby improving the welding efficiency of the device.

[0053] like Figure 1-Figure 10As shown, the welding mechanism also includes a laser generator 4, a welding guide head 401, and a screw module 402. The welding guide head 401 is installed at one end of the laser generator 4, the screw module 402 is installed on a side of the welding guide head 401 adjacent to the laser generator 4, and the screw module 402 is installed on one side of the positioning frame 403, and the positioning frame 403 is installed on the upper end surface of the positioning base plate 101.

[0054] Based on the welding support of the laser generator 4 and the welding guidance of the welding guide head 401, the welding mechanism has the effect of laser welding, and the positive connection terminal 301 and the negative connection terminal 302 are welded to the positive and negative electrodes of the battery 3 by using the energy of the laser. The laser generator 4 can adjust the spot size and welding speed, and adjust the position under the support of the screw module 402, so that the device has the purpose of precision welding and assembly of small workpieces and micro workpieces, and the welding quality is guaranteed. The laser welding has small weld points, less time, high stability, and little thermal impact on the battery 3.

[0055] Working principle: manually place the battery 3, the positive connection terminal 301 and the negative connection terminal 302 into the clamping mechanism for positioning, place the clamping mechanism on the welding platform and fix the position, start the welding device to weld the positive connection terminal 301 to the positive surface of the battery 3, turn the clamping mechanism over, start the laser generator 4 again to weld the negative connection terminal 302 to the negative surface of the battery 3, and during the welding process, the dust removal device will take away the dust generated by the laser welding to prevent the battery from causing safety hazards during use.

[0056] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. Automatic battery pole piece laser welding machine, including welding platform, clamping mechanism, battery connection mechanism, welding mechanism, characterized by: The clamping mechanism and the welding mechanism are both located at the upper end of the welding platform, the battery connecting mechanism is located inside the clamping mechanism, and the welding end of the welding mechanism is located above the battery connecting mechanism; The welding platform comprises a positioning base plate (101) for supporting the clamping mechanism; The middle part of the clamping mechanism is of a through-type, and the clamping mechanism is manually flipped and arranged on the upper end of the positioning base plate (101); A positioning ring groove (204) for limiting the placement of the battery connection mechanism is provided in the clamping mechanism, a positioning rectangular groove (205) is provided through the positioning ring groove (204), and the positioning rectangular groove (205) extends to the bottom of the clamping mechanism; The welding end of the welding mechanism is located above the positioning rectangular groove (205), and a positioning frame (403) for mounting support is provided in the welding mechanism, and the positioning frame (403) is installed on the upper end of the welding platform.

2. The automatic battery pole piece laser welding machine according to claim 1, characterized in that: The welding platform further comprises a support platform (1), a side positioning plate (102), a first dust suction pipe (103), a second dust suction pipe (104), and a dust collector (105); the positioning base plate (101) is mounted on the upper surface of the support platform (1); the side positioning plate (102) is mounted on one side of the upper end of the positioning base plate (101); the first dust suction pipe (103) is arranged through the middle part of the outer side of the side positioning plate (102); the second dust suction pipe (104) is arranged through the middle part of the positioning base plate (101) in an inclined state; and a groove for plugging into the second dust suction pipe (104) is provided at the upper end of the positioning base plate (101); and the dust collector (105) is mounted on one side of the positioning base plate (101).

3. The automatic battery pole piece laser welding machine according to claim 2 is characterized in that: The clamping mechanism further comprises a bottom clamp (2) and a clamp positioning groove (203), wherein the clamp positioning groove (203) is formed on the upper end surface of the bottom clamp (2), the positioning ring groove (204) is formed on the inner lower surface of the clamp positioning groove (203), and the positioning rectangular groove (205) intersects with the center of the positioning ring groove (204).

4. The automatic battery pole piece laser welding machine according to claim 3 is characterized in that: The bottom clamp (2) is located at the upper end of the positioning bottom plate (101), and one side of the bottom clamp (2) is in contact with the side positioning plate (102).

5. The automatic battery pole piece laser welding machine according to claim 3 is characterized in that: The clamping mechanism further comprises an upper clamp (201) and a welding support groove (202); the welding support groove (202) is arranged through the upper and lower ends of the upper clamp (201); the upper clamp (201) is tightly inserted into the clamp positioning groove (203); and the welding support groove (202), the positioning ring groove (204) and the positioning rectangular groove (205) are internally connected.

6. The automatic battery pole piece laser welding machine according to claim 1, characterized in that: The battery connection mechanism comprises a battery (3), a positive connection terminal (301), and a negative connection terminal (302); the positive connection terminal (301) is mounted on the positive end of the battery (3), the negative connection terminal (302) is mounted on the negative end of the battery (3), and the positive connection terminal (301) and the negative connection terminal (302) are located on the same vertical plane, and the positive connection terminal (301) and the negative connection terminal (302) are simultaneously plugged into the positioning rectangular groove (205), and the positive connection terminal (301) and the negative connection terminal (302) are both connected to the center point of the end face of the battery (3), and the battery (3) is tightly plugged into the interior of the positioning ring groove (204).

7. The automatic battery pole piece laser welding machine according to claim 2, characterized in that: The welding mechanism further comprises a laser generator (4), a welding guide head (401), and a screw module (402); the welding guide head (401) is mounted on one end of the laser generator (4); the screw module (402) is mounted on a side of the laser generator (4) adjacent to the welding guide head (401); the screw module (402) is mounted on one side of the positioning frame (403); and the positioning frame (403) is mounted on the upper end surface of the positioning base plate (101).

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