CN202539808U - Semi-automatic welding line for laser welding of nut cap of cylindrical cell - Google Patents

Abstract

The utility model discloses a semi-automatic laser welding line for cap laser welding of cylindrical electric cores, which comprises a cap discharge mechanism, a plurality of clamps, a transmission mechanism for transmitting the clamps along the front and rear directions, a laser welding device, and a finished product discharge mechanism; The clamps are respectively arranged on the transmission mechanism along the left and right directions, and each clamp is also provided with a first groove matching the cap size of the cylindrical cell and a second groove matching the core size of the cylindrical cell The cap discharge mechanism is located at the beginning of the transmission mechanism, and the cap discharge mechanism is also arranged directly above the first groove of the clamp at the beginning of the transmission mechanism; the laser welding device is fixed on the transmission mechanism; the finished product discharge mechanism is fixed. at the end of the conveyor. The utility model can automatically adjust the placement direction of the cap, reduce the deviation of the contact position between the cap and the core body, reduce the fatigue of the staff during the work process, save human resources, and reduce production costs.

Description

A semi-automatic welding line for laser welding of cylindrical cell caps

technical field

The utility model relates to the technical field of cylindrical electric core processing and manufacturing, in particular to a semi-automatic welding line for laser welding of cylindrical electric core caps.

Background technique

At present, the cap laser welding process of the entire cylindrical cell manufacturing industry is to manually place the cap and manually load the cap and core body, but the production mode that relies on manual work has the following shortcomings:

1. When placing the cap manually, because the cap is too small, and the direction of the cap must be rotated in the clamp groove for placing the cap, not only the operation is inconvenient, but also the production efficiency is low;

2. When the cap is placed on the corresponding position of the core and then manually laser welded and loaded, since the core is cylindrical, its mobility is too strong, which will cause the contact position between the cap and the core to shift, resulting in The welded finished product has many false welds, and the staff need to use two hands to load and weld the cap and the core body and unload the welded cylindrical cell finished product, which is prone to fatigue and fatigue;

3. From the placement of the cap to the manual laser welding, the finished product of the cylindrical cell is unloaded. The whole process requires more staff (among them, 3 people are needed to place the cap, 2 people are needed to fold the tabs, and 2 people are needed to place the core body. people, 2 people are needed to weld the cap and the core body), which is not conducive to reducing production costs.

Utility model content

The technical problem to be solved by the utility model is to provide a semi-automatic laser welding semi-automatic welding line for cylindrical cell cap laser welding, which can realize the whole process of cutting the finished cylindrical cell cell from cap placement to manual laser welding, and can automatically adjust the cap The placement direction of the cap can reduce the deviation of the contact position between the cap and the core body, reduce the fatigue of the staff during the work process, and also reduce the blanking of the finished cylindrical battery cell from the cap to the manual laser welding. staff required for the process.

In order to solve the problems of the technologies described above, the content of the technical solution adopted by the utility model is as follows:

A cylindrical cell cap laser welding semi-automatic welding line, which includes a cap discharge mechanism, a plurality of clamps, a transmission mechanism for transmitting the clamps along the front and rear directions, a laser welding device, and a finished product discharge mechanism; the multiple clamps respectively arranged on the transmission mechanism along the left and right directions, and each fixture is also provided with a first groove matching the size of the cap of the cylindrical battery cell and a second groove matching the size of the core body of the cylindrical battery cell; The cap discharge mechanism is arranged at the beginning of the transmission mechanism, and the cap discharge mechanism is also arranged directly above the first groove of the clamp at the beginning of the transmission mechanism; the laser welding device is fixed on the transmission mechanism ; The finished product discharge mechanism is fixed at the end of the transmission mechanism.

Preferably, the semi-automatic laser welding line for cap laser welding of cylindrical cells of the present invention also includes a working platform; the cap discharging mechanism, the conveying mechanism and the finished product discharging mechanism are all fixed on the working platform.

Preferably, the transmission mechanism includes a motor, a driving wheel assembly, a driven wheel assembly and an endless chain; the first and last ends of the endless chain are supported by the driving wheel assembly and the driven wheel assembly to form two planes; the upper and lower planes; A plurality of clamps are respectively arranged on the upper plane of the endless chain along the left and right directions; the motor transmission is connected with the driving wheel assembly.

Preferably, the transmission mechanism further includes two mounting brackets fixed on the working platform; the driving wheel assembly and the driven wheel assembly are respectively fixed on the two mounting brackets in a one-to-one correspondence.

Preferably, the laser welding device is an optical fiber sensor; the optical fiber sensor is located above the clamp and fixed on one of the installation brackets.

Preferably, the finished product discharge mechanism includes a push rod and a guide groove; the guide groove is located at the end of the endless chain, and is set on the working platform at an angle of 45 degrees; one end of the push rod is fixed on the working platform, and the other One end presses the clamp located at the end of the endless chain and the finished cylindrical electric core in the clamp, and the guide groove also contacts the push rod.

Preferably, the cap discharge mechanism includes a vibrating plate with a discharge port and an electromagnet for driving the vibrating plate to vibrate; the vibrating plate is set on the working platform; the discharge port is set on Located directly above the first groove of the clamp at the beginning of the endless chain.

Preferably, the cap discharge mechanism further includes a cap stopper and a cylinder for driving the cap stopper to move left and right; the cap stopper is movably connected to the discharge port.

Preferably, the vibrating plate is an arc-shaped guide groove.

Compared with the prior art, the utility model has produced the following beneficial effects:

1. The structure of the cap discharge mechanism adopted by the utility model can automatically place the cap into the first groove of the fixture after adjusting the direction, without manually placing the cap and adjusting the direction of the cap, which is not only easy to operate, but also high in production efficiency ;

2. Each fixture of the utility model is also provided with a second groove, which is used to fix the core body of the cylindrical battery cell, which can reduce the phenomenon that the contact position between the cap and the core body is offset;

3. The semi-automatic welding line for laser welding of cylindrical battery caps of the utility model can automatically place the caps, and can also automatically unload the finished cylindrical battery cores after manual laser welding, and the staff does not need two hands to cycle The cap and the core are loaded and welded and the welded cylindrical cell is unloaded, which is easy to operate and reduces the fatigue of the staff during the work process. Moreover, it can also reduce the staff required for the whole process of blanking the finished cylindrical battery core after the cap is placed to manual laser welding. Using the cylindrical battery cap laser welding semi-automatic welding line of the utility model can automatically place the cap Finally, there is no need to manually place the cap, only 2 people need to fold the tabs, 2 people place the core body, and 2 people weld the cap and core body, which is conducive to the reduction of production costs.

Description of drawings

Fig. 1 is the structural representation of the more preferred embodiment of the laser welding semi-automatic welding line of the cylindrical electric core cap of the present invention;

FIG. 2 is a schematic diagram of the structure along the direction A of FIG. 1 .

Among them, 1. Cap discharge mechanism; 11. Vibrating plate; 12. Cap stopper; 2. Fixture; 21. First groove; 22. Second groove; 3. Transmission mechanism; 31. Drive wheel assembly; 32 , driven wheel assembly; 33, endless chain; 34, motor; 4, finished product discharge mechanism; 41, ejector rod; 42, guide groove; 5, working platform; 6, installation bracket.

Detailed ways

As shown in Figure 1 and Figure 2, the semi-automatic welding line for laser welding of cylindrical cell caps of the present invention mainly includes a cap discharge mechanism 1, a plurality of clamps 2, and a transmission mechanism for transmitting the clamps 2 along the front and rear directions 3. Laser welding device (not shown in the figure), finished product discharge mechanism 4; the plurality of clamps 2 are respectively arranged on the transmission mechanism 3 along the left and right directions, and each clamp 2 is also provided with a cap with a cylindrical cell The first groove 21 whose size matches and the second groove 22 that matches the core body size of the cylindrical electric core; the cap discharge mechanism 1 is arranged at the beginning of the transmission mechanism 3, and the cap discharge mechanism 1 It is also arranged directly above the first groove 21 of the clamp 2 at the beginning of the transmission mechanism 3; the laser welding device is fixed on the transmission mechanism 3; the finished product discharge mechanism 4 is fixed on the transmission mechanism 3 the end.

It should be noted that the cap discharge mechanism 1 is mainly used to automatically place the cap in the fixture after it is selected; the fixture 2 is mainly used to fix the cap and the core before welding; the transmission mechanism 3 is mainly used to drive the fixture 2. Move back and forth along the front and rear directions; the laser welding device is mainly used for welding the cap and the core body into one; the finished product discharge mechanism 4 is mainly used for the cylindrical electric core that has been welded into one cap and the core body (that is, Finished cylindrical cells) are unloaded from fixture 2 to complete the blanking operation.

Specifically, the semi-automatic laser welding line for cap laser welding of cylindrical cells of the present invention also includes a working platform 5 ;

Specifically, the transmission mechanism 3 includes a motor 34, a driving wheel assembly 31, a driven wheel assembly 32 and an endless chain 33; , and the lower two planes; the multiple clamps 2 are respectively arranged on the upper plane of the endless chain 33 along the left and right directions; the motor 34 is connected to the driving wheel assembly 31 through transmission.

Specifically, the transmission mechanism 3 also includes two mounting brackets 6 fixed on the working platform 5; the driving wheel assembly 31 and the driven wheel assembly 32 are respectively fixed on the two mounting brackets 6 correspondingly superior.

Specifically, the laser welding device is an optical fiber sensor; the optical fiber sensor is located above the fixture 2 and fixed on one of the installation brackets 6 .

Specifically, the finished product discharge mechanism 4 includes a push rod 41 and a guide groove 42; the guide groove 42 is located at the end of the endless chain 33, and is arranged on the working platform 5 at 45 degrees; one end of the push rod 41 is fixed on On the working platform 5 , the other end is pressed against the clamp 2 at the end of the endless chain 33 and the finished cylindrical cell inside the clamp 2 , and the guide groove 42 also contacts the push rod 41 .

Specifically, the cap discharge mechanism 1 includes a vibrating plate 11 with a discharge port (not shown) and an electromagnet (not shown) for driving the vibrating plate 11 to vibrate; the vibrating plate 11 is set On the working platform 5 ; the discharge port is arranged directly above the first groove 21 of the clamp 2 at the beginning of the endless chain 33 .

Specifically, the cap discharge mechanism 1 also includes a cap retainer 12 and a cylinder (not shown) for driving the cap retainer 12 to move left and right; the cap retainer 12 is movably connected to the discharge mouth.

Specifically, the vibrating plate 11 is an arc-shaped guide groove.

The following is a detailed description of the workflow of the semi-automatic welding line for laser welding of cylindrical cell caps of the present invention:

Put the cap into the vibrating plate 11 → vibrate the vibrating plate 11 to select the correct direction of the cap → transfer the cap to the discharge port through the vibrating plate 11 and remove the cap stopper 12 → the cap automatically falls into the first groove 21 of the fixture 2 Middle → Fixture 2 moves along the running direction of the endless chain 33 → Manually put the core body of the tabs into the second groove 22 of the corresponding fixture 2 → Automatically enter the welding position → Position and weld the fixture 2 through the optical fiber sensor The cap and the core body → the endless chain 33 continues to run in the same direction of operation → the finished welded cylindrical battery core breaks away from the clamp 2 through the push rod 41 and slides down into the guide groove 42 .

For those skilled in the art, various other corresponding changes and modifications can be made according to the technical solutions and ideas described above, and all these changes and modifications should fall within the protection scope of the claims of the present invention.

Claims (9)

1. A cylindrical cell cap laser welding semi-automatic welding line, characterized in that it includes a cap discharge mechanism, a plurality of clamps, a transmission mechanism for transmitting the clamps along the front and rear directions, a laser welding device, and a finished product discharge mechanism The plurality of clamps are respectively arranged on the transmission mechanism along the left and right directions, and each clamp is also provided with a first groove matching the size of the cap of the cylindrical electric core and matching with the core size of the cylindrical electric core The second groove; the cap discharge mechanism is arranged at the beginning of the transmission mechanism, and the cap discharge mechanism is also arranged directly above the first groove of the clamp at the beginning of the transmission mechanism; the laser welding device is fixed On the conveying mechanism; the finished product discharging mechanism is fixedly arranged at the end of the conveying mechanism. 2. The semi-automatic laser welding line for cylindrical cell cap laser welding according to claim 1, characterized in that: it also includes a working platform; the cap discharging mechanism, the conveying mechanism and the finished product discharging mechanism are all fixed on the working platform superior. 3. The semi-automatic laser welding line for cylindrical cell cap laser welding according to claim 2, characterized in that: the transmission mechanism includes a motor, a driving wheel assembly, a driven wheel assembly and an endless chain; the beginning and the end of the endless chain pass through The driving wheel assembly and the driven wheel assembly are supported to form upper and lower planes; the plurality of clamps are respectively arranged on the upper plane of the endless chain along the left and right directions; the motor transmission is connected to the driving wheel assembly. 4. The semi-automatic laser welding line for cylindrical cell cap laser welding according to claim 3, characterized in that: the transmission mechanism also includes two mounting brackets fixed on the working platform; the driving wheel assembly and the driven wheel The components are respectively fixed on the two mounting brackets in a one-to-one correspondence. 5. The semi-automatic welding line for laser welding of cylindrical cell caps according to claim 4, characterized in that: the laser welding device is an optical fiber sensor; the optical fiber sensor is located above the clamp and fixed in it one of the mounting brackets. 6. The semi-automatic welding line for laser welding of cylindrical cell caps according to any one of claims 3-5, characterized in that: the finished product discharge mechanism includes a push rod and a guide groove; the guide groove is located at the end of the endless chain , and set it on the working platform at 45 degrees; one end of the ejector rod is fixed on the working platform, and the other end presses the clamp at the end of the endless chain and the finished cylindrical battery cell in the clamp, and the guide groove also contacts the ejector pin. 7. The semi-automatic welding line for laser welding of cylindrical cell caps according to any one of claims 3-5, characterized in that: the cap discharge mechanism includes a vibrating plate with a discharge port and a vibrating plate for driving the vibrating An electromagnet for disc vibration; the vibrating disc is arranged on the working platform; the discharge port is arranged directly above the first groove of the clamp at the beginning end of the endless chain. 8. The semi-automatic laser welding line for cap laser welding of cylindrical cells as claimed in claim 7, characterized in that: the cap discharge mechanism also includes a cap stopper and a cylinder for driving the cap stopper to move left and right; The cap flap is movably connected to the discharge port. 9. The semi-automatic welding line for laser welding of cylindrical cell caps according to claim 7, characterized in that: the vibration plate is an arc-shaped guide groove.

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