CN214868168U - Automatic circular seam connecting equipment - Google Patents
Automatic circular seam connecting equipment Download PDFInfo
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- CN214868168U CN214868168U CN202023228584.8U CN202023228584U CN214868168U CN 214868168 U CN214868168 U CN 214868168U CN 202023228584 U CN202023228584 U CN 202023228584U CN 214868168 U CN214868168 U CN 214868168U
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Abstract
The utility model discloses an automatic equipment that connects of circumferential weld, its technical scheme is: the power distribution box comprises a box body, the inside adjustment mechanism that is equipped with of box, adjustment mechanism extends the box outside, adjustment mechanism includes the motor, box one side is located to the motor, the motor passes through the first movable rod of output shaft fixedly connected with, first movable rod one end is equipped with the second movable rod, the beneficial effects of the utility model are that: the two annular workpieces are clamped through the two clamping blocks, the two annular workpieces are synchronously rotated through the synchronous rotation of the two clamping blocks, and finally the two annular workpieces are synchronously rotated through the continuous up-and-down movement of the welding gun, so that a gap between the two annular workpieces is welded, the welding difficulty is reduced, the welding efficiency is improved, the positions of the two annular workpieces are fixed through the mode, the positions of the two annular workpieces are not prone to shifting, and the welding quality is improved.
Description
Technical Field
The utility model relates to an automatic technical field that connects of circumferential weld, concretely relates to automatic equipment that connects of circumferential weld.
Background
In the prior art, in the welding of a container with a non-circular section, all flat plates are spliced before the container is not rolled, the welding seam is a straight seam, and the domestic popular method is to use large-scale flat plate automatic welding equipment for welding; however, the presence of circumferential seams, such as a circumferential seam of end closures at both ends, a butt circumferential seam in the length direction, etc., is unavoidable for containers with non-circular cross-sections, and thus a large number of circumferential seams still exist.
The prior art has the following defects: two current annular work pieces need artifically to fix the position of two annular work pieces when the welding to increased the welding degree of difficulty, reduced welding efficiency, and fix two annular work pieces through the manual work, make the position between two annular work pieces to take place the skew easily, thereby influence welding quality.
Therefore, the invention is necessary to develop an automatic circular seam connecting device.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an automatic equipment that connects of circumferential weld carries out the centre gripping to two annular work pieces through two grip blocks, and the synchronous rotation of two grip blocks of rethread for two annular work pieces rotate in step, last continuous up-and-down motion through welder, thereby weld the gap between two annular work pieces, be not convenient for fix in order to solve the position between two current annular work pieces, and the trouble problem of welding between two annular work pieces.
In order to achieve the above object, the present invention provides the following technical solutions: the automatic circular seam connecting device comprises a box body, wherein an adjusting mechanism is arranged inside the box body and extends out of the box body;
the adjusting mechanism comprises a motor, the motor is arranged on one side of the box body, the motor is fixedly connected with a first movable rod through an output shaft, one end of the first movable rod is provided with a second movable rod, the second movable rod is connected with the first movable rod through a one-way bearing, one end of the second movable rod is fixedly connected with a first movable block, one side of the first movable block is fixedly connected with a third movable rod, one end of the third movable rod is fixedly connected with a second movable block, one side of the second movable block is fixedly connected with a fourth movable rod, the fourth movable rod is connected with the inner wall of one side of the box body through a bearing, a first adjusting block is arranged outside the third movable rod, the first adjusting block is connected with the third movable rod through a bearing, a second adjusting block is arranged at the bottom of the first adjusting block, the second adjusting block is connected with the first adjusting block through a bearing, a welding gun body is fixedly arranged at the bottom of the second adjusting block, the inner wall of one side of the box body is provided with a first reciprocating screw rod, one end of the first reciprocating screw rod is connected with the inner wall of one side of the box body through a bearing, the other end of the first reciprocating screw rod is fixedly connected with a rotating rod, one end of the rotating rod is fixedly connected with a second reciprocating screw rod, one end of the second reciprocating screw rod is connected with the inner wall of the other side of the box body through a bearing, a first bearing seat is arranged outside the first reciprocating screw rod, the first bearing seat is connected with the first reciprocating screw rod through a ball nut pair, a second bearing seat is arranged outside the second reciprocating screw rod, the second bearing seat is connected with the second reciprocating screw rod through a ball nut pair, the inner walls of two sides of the box body are respectively provided with an adjusting component, and one side of the box body is provided with a supporting component;
the supporting part comprises a supporting block, the supporting block is fixedly arranged at the bottom of the motor, and the supporting block is fixedly connected with the box body.
Preferably, the supporting component comprises a casing, the casing is fixedly arranged outside the motor, and the casing is fixedly connected with the box body.
Preferably, the adjusting component comprises a bamboo joint type telescopic rod, the bamboo joint type telescopic rod is fixedly arranged on the inner wall of one side of the box body and is connected with the inner wall of one side of the box body through a bearing, one end of the bamboo joint type telescopic rod is fixedly connected with a clamping block, a first limiting block is arranged outside the clamping block, the first limiting block is connected with the clamping block through a bearing, a second limiting block is arranged outside the bamboo joint type telescopic rod, and two limiting rods are fixedly arranged between the second limiting block and the inner wall of one side of the box body.
Preferably, a first belt pulley is arranged outside the first movable rod, the first movable rod is connected with the first belt pulley through an one-way bearing, a second belt pulley is fixedly arranged outside the first reciprocating screw rod, a belt is arranged between the first belt pulley and the second belt pulley, and the first belt pulley is connected with the second belt pulley through a belt.
Preferably, the second movable rod and the fourth movable rod are externally and fixedly provided with a third belt pulley and two, the second limiting block is externally and fixedly provided with a fourth belt pulley, a belt is arranged between the fourth belt pulley and the third belt pulley, and the fourth belt pulley is connected with the third belt pulley through the belt.
Preferably, the inside division board that is equipped with of box, division board both sides respectively with box both sides inner wall fixed connection, the second regulating block runs through the division board.
Preferably, the bottom of the inner cavity of the box body is provided with a sliding groove, the bottoms of the first bearing seat and the second bearing seat are respectively fixedly provided with a sliding block, and the two sliding blocks extend into the sliding groove.
Preferably, limiting plates are arranged outside the second movable rod and the fourth movable rod, the second movable rod and the fourth movable rod are respectively connected with the two limiting plates through bearings, and the two limiting plates are fixedly connected with the top of the inner cavity of the box body.
The utility model has the advantages that:
1. the utility model discloses a centre gripping is carried out two annular work pieces through two grip blocks, and then the synchronous rotation of two grip blocks makes two annular work pieces rotate in step, and last through the continuous up-and-down motion of welder, thereby welds the gap between two annular work pieces, has reduced the welding degree of difficulty, has improved the efficiency of welding, fixes the position of two annular work pieces through this mode, makes the position of two annular work pieces difficult to take place the skew, thereby has improved welding quality;
2. the utility model discloses a casing has been set up in the motor outside to protect the motor effectively, avoided the dust to get into inside the motor, make the operation that the motor can be normal, thereby guaranteed the normal motion of whole device.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is an enlarged view of a point a in fig. 1 according to the present invention;
fig. 3 is a perspective view of the clamping block provided by the present invention;
fig. 4 is a schematic view of the overall structure of embodiment 2 provided by the present invention;
in the figure: the welding gun comprises a box body 1, a motor 2, a first movable rod 3, a second movable rod 4, a first movable block 5, a third movable rod 6, a second movable block 7, a second movable block 8, a first adjusting block 9, a second adjusting block 10, a welding gun body 11, a first reciprocating screw rod 12, a rotating rod 13, a second reciprocating screw rod 14, a first bearing seat 15, a second bearing seat 16, a supporting block 17, a machine shell 18, a bamboo joint type telescopic rod 19, a clamping block 20, a first limiting block 21, a second limiting block 22, a limiting rod 23, a first belt pulley 24, a second belt pulley 25, a third belt pulley 26 and a fourth belt pulley 27.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Embodiment 1, refer to fig. 1-3, the utility model provides an automatic circular seam welding device, which comprises a box body 1, wherein an adjusting mechanism is arranged inside the box body 1, and the adjusting mechanism extends out of the box body 1;
the adjusting mechanism comprises a motor 2, the motor 2 has the function of providing power, the motor 2 is arranged on one side of a box body 1, the motor 2 is fixedly connected with a first movable rod 3 through an output shaft, one end of the first movable rod 3 is provided with a second movable rod 4, the second movable rod 4 is connected with the first movable rod 3 through a one-way bearing, one end of the second movable rod 4 is fixedly connected with a first movable block 5, one side of the first movable block 5 is fixedly connected with a third movable rod 6, one end of the third movable rod 6 is fixedly connected with a second movable block 7, one side of the second movable block 7 is fixedly connected with a fourth movable rod 8, the fourth movable rod 8 is connected with the inner wall of one side of the box body 1 through a bearing, so that the fourth movable rod 8 can normally rotate, a first adjusting block 9 is arranged outside the third movable rod 6, the first adjusting block 9 is connected with the third movable rod 6 through a bearing, the welding gun comprises a first adjusting block 9, a second adjusting block 10, a welding gun body 11, a first reciprocating screw rod 12, a second reciprocating screw rod 13, a second reciprocating screw rod 14, a second bearing seat 16 and a second reciprocating screw rod 14, wherein the second adjusting block 10 is arranged at the bottom of the first adjusting block 9, the second adjusting block 10 is connected with the first adjusting block 9 through a bearing, the welding gun body 11 is fixedly arranged at the bottom of the second adjusting block 10, the inner wall of one side of a box body 1 is provided with the first reciprocating screw rod 12, one end of the first reciprocating screw rod 12 is connected with the inner wall of one side of the box body 1 through a bearing, the other end of the first reciprocating screw rod 12 is fixedly connected with the rotating rod 13, one end of the rotating rod 13 is fixedly connected with the second reciprocating screw rod 14, one end of the second reciprocating screw rod 14 is connected with the inner wall of the other side of the box body 1 through a bearing, the first reciprocating screw rod 12 is arranged outside the first reciprocating screw rod 15, the first reciprocating screw rod is connected with the first reciprocating screw rod 12 through a ball nut pair, the second reciprocating screw rod 16 is arranged outside the second reciprocating screw rod through a ball nut pair, the inner walls of two sides of the box body 1 are respectively provided with an adjusting component, and one side of the box body 1 is provided with a supporting component;
the supporting part comprises a supporting block 17, the supporting block 17 is fixedly arranged at the bottom of the motor 2, and the supporting block 17 is fixedly connected with the box body 1;
furthermore, the adjusting assembly comprises a bamboo joint type telescopic rod 19, the bamboo joint type telescopic rod 19 is fixedly arranged on the inner wall of one side of the box body 1 and is connected with the inner wall of one side of the box body 1 through a bearing, so that the bamboo joint type telescopic rod 19 can normally rotate, one end of the bamboo joint type telescopic rod 19 is fixedly connected with a clamping block 20, a first limiting block 21 is arranged outside the clamping block 20, the first limiting block 21 is connected with the clamping block 20 through a bearing, a second limiting block 22 is arranged outside the bamboo joint type telescopic rod 19, and two limiting rods 23 are fixedly arranged between the second limiting block 22 and the inner wall of one side of the box body 1;
further, a first belt pulley 24 is arranged outside the first movable rod 3, the first movable rod 3 is connected with the first belt pulley 24 through a one-way bearing, a second belt pulley 25 is fixedly arranged outside the first reciprocating screw rod 12, a belt is arranged between the first belt pulley 24 and the second belt pulley 25, the belt has a connecting effect, and the first belt pulley 24 is connected with the second belt pulley 25 through a belt;
further, a third belt pulley 26 is fixedly arranged outside each of the second movable rod 4 and the fourth movable rod 8, a fourth belt pulley 27 is fixedly arranged outside each of the two second limiting blocks 22, a belt is arranged between the fourth belt pulley 27 and the third belt pulley 26, the belt has a connecting function, and the fourth belt pulley 27 is connected with the third belt pulley 26 through the belt;
furthermore, a partition board is arranged inside the box body 1, two sides of the partition board are respectively and fixedly connected with the inner walls of two sides of the box body 1, the second adjusting block 10 penetrates through the partition board, and the partition board has a limiting effect on the second adjusting block 10;
furthermore, a sliding groove is formed in the bottom of the inner cavity of the box body 1, sliding blocks are fixedly arranged at the bottoms of the first bearing seat 15 and the second bearing seat 16, the sliding blocks have the function of facilitating the movement of the first bearing seat 15 and the second bearing seat 16, and the two sliding blocks extend into the sliding groove;
further, second movable rod 4 and the outside limiting plate that all is equipped with of fourth movable rod 8, second movable rod 4 and fourth movable rod 8 pass through the bearing with two limiting plates respectively and are connected, and the limiting plate has supporting role, two to second movable rod 4 and fourth movable rod 8 the limiting plate all with 1 inner chamber top fixed connection of box.
The utility model discloses a use as follows: when the utility model is used, an external power supply is switched on, the motor 2 at the top of the supporting block 17 is started, the motor 2 drives the first movable rod 3 to rotate in the forward direction through the output shaft, the first movable rod 3 rotates in the forward direction to drive the first belt pulley 24 to rotate, because the first movable rod 3 and the second movable rod 4 are connected through the one-way bearing, at the moment, the first movable rod 3 rotates in the forward direction to not drive the second movable rod 4 to rotate, the first belt pulley 24 rotates to drive the second belt pulley 25 to rotate, the second belt pulley 25 rotates to drive the first reciprocating screw 12 to rotate, the first reciprocating screw 12 rotates to drive the rotating rod 13 to rotate, the rotating rod 13 rotates to drive the second reciprocating screw 14 to rotate, the first reciprocating screw 12 and the second reciprocating screw 14 synchronously rotate to drive the first bearing block 15 and the second bearing block 16 to move in opposite directions, the first bearing block 15 and the second bearing block 16 move in opposite directions to drive the two first stoppers 21 to move in opposite directions, the two first limiting blocks 21 move in opposite directions to drive the two clamping blocks 20 to move in opposite directions, so that the two clamping blocks 20 clamp and fix two annular workpieces, the motor 2 drives the first movable rod 3 to rotate in opposite directions through the output shaft, so that the first movable rod 3 drives the second movable rod 4 to rotate, because the first movable rod 3 is connected with the first belt pulley 24 through a one-way bearing, at this time, the first movable rod 3 cannot drive the first belt pulley 24 to rotate, the second movable rod 4 rotates to drive the first movable block 5 to rotate, the first movable block 5 rotates to drive the third movable rod 6 to rotate, the third movable rod 6 rotates to drive the second movable block 7 to rotate, the second movable block 7 rotates to drive the fourth movable rod 8 to rotate, the second movable rod 4 and the fourth movable rod 8 rotate to drive the two third belt pulleys 26 to rotate, the two third belt pulleys 26 rotate to drive the two fourth belt pulleys 27 to rotate, two fourth belt pulleys 27 rotate and drive two bamboo joint formula telescopic links 19 and rotate, two bamboo joint formula telescopic links 19 rotate and drive the grip block 20 and rotate, synchronous rotation through two grip blocks 20, make two annular work pieces rotate in step, can drive first regulating block 9 motion when third movable rod 6 rotates, first regulating block 9 motion drives second regulating block 10 and lasts the up-and-down motion, second regulating block 10 lasts the up-and-down motion and drives welder body 11 and last the up-and-down motion, continuous up-and-down motion through welder body 11, thereby weld the gap between two annular work pieces.
Embodiment 2, referring to fig. 4, the utility model provides an automatic circular seam welding device, which comprises a housing 18.
The casing 18 is fixedly arranged outside the motor 2, the casing 18 is fixedly connected with the box body 1, and the casing 18 is arranged outside the motor 2, so that the motor 2 is effectively protected, dust is prevented from entering the motor 2, the motor 2 can normally run, and normal movement of the whole device is guaranteed.
The utility model discloses a use as follows: when the utility model is used, an external power supply is switched on, the motor 2 in the casing 18 is started, the motor 2 drives the first movable rod 3 to rotate in the forward direction through the output shaft, the first movable rod 3 rotates in the forward direction to drive the first belt pulley 24 to rotate, because the first movable rod 3 and the second movable rod 4 are connected through the one-way bearing, at the moment, the second movable rod 4 is not driven to rotate by the forward rotation of the first movable rod 3, the first belt pulley 24 rotates to drive the second belt pulley 25 to rotate, the second belt pulley 25 rotates to drive the first reciprocating screw rod 12 to rotate, the first reciprocating screw rod 12 rotates to drive the rotating rod 13 to rotate, the rotating rod 13 rotates to drive the second reciprocating screw rod 14 to rotate, the first reciprocating screw rod 12 and the second reciprocating screw rod 14 synchronously rotate to drive the first bearing seat 15 and the second bearing seat 16 to move in opposite directions, the first bearing seat 15 and the second bearing seat 16 move in opposite directions to drive the two first stopper 21 to move in opposite directions, the two first limiting blocks 21 move in opposite directions to drive the two clamping blocks 20 to move in opposite directions, so that the two clamping blocks 20 clamp and fix two annular workpieces, the motor 2 drives the first movable rod 3 to rotate in opposite directions through the output shaft, so that the first movable rod 3 drives the second movable rod 4 to rotate, because the first movable rod 3 is connected with the first belt pulley 24 through a one-way bearing, at this time, the first movable rod 3 cannot drive the first belt pulley 24 to rotate, the second movable rod 4 rotates to drive the first movable block 5 to rotate, the first movable block 5 rotates to drive the third movable rod 6 to rotate, the third movable rod 6 rotates to drive the second movable block 7 to rotate, the second movable block 7 rotates to drive the fourth movable rod 8 to rotate, the second movable rod 4 and the fourth movable rod 8 rotate to drive the two third belt pulleys 26 to rotate, the two third belt pulleys 26 rotate to drive the two fourth belt pulleys 27 to rotate, two fourth belt pulleys 27 rotate and drive two bamboo joint formula telescopic links 19 and rotate, two bamboo joint formula telescopic links 19 rotate and drive the grip block 20 and rotate, synchronous rotation through two grip blocks 20, make two annular work pieces rotate in step, can drive first regulating block 9 motion when third movable rod 6 rotates, first regulating block 9 motion drives second regulating block 10 and lasts the up-and-down motion, second regulating block 10 lasts the up-and-down motion and drives welder body 11 and last the up-and-down motion, continuous up-and-down motion through welder body 11, thereby weld the gap between two annular work pieces.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (8)
1. The utility model provides an automatic equipment that connects of circumferential weld, includes box (1), its characterized in that: an adjusting mechanism is arranged inside the box body (1) and extends out of the box body (1);
the adjusting mechanism comprises a motor (2), the motor (2) is arranged on one side of the box body (1), the motor (2) is fixedly connected with a first movable rod (3) through an output shaft, one end of the first movable rod (3) is provided with a second movable rod (4), the second movable rod (4) is connected with the first movable rod (3) through a one-way bearing, one end of the second movable rod (4) is fixedly connected with a first movable block (5), one side of the first movable block (5) is fixedly connected with a third movable rod (6), one end of the third movable rod (6) is fixedly connected with a second movable block (7), one side of the second movable block (7) is fixedly connected with a fourth movable rod (8), the fourth movable rod (8) is connected with the inner wall of one side of the box body (1) through a bearing, a first adjusting block (9) is arranged outside the third movable rod (6), the welding gun is characterized in that the first adjusting block (9) is connected with the third movable rod (6) through a bearing, a second adjusting block (10) is arranged at the bottom of the first adjusting block (9), the second adjusting block (10) is connected with the first adjusting block (9) through a bearing, a welding gun body (11) is fixedly arranged at the bottom of the second adjusting block (10), a first reciprocating lead screw (12) is arranged on the inner wall of one side of the box body (1), one end of the first reciprocating lead screw (12) is connected with the inner wall of one side of the box body (1) through a bearing, the other end of the first reciprocating lead screw (12) is fixedly connected with a rotating rod (13), one end of the rotating rod (13) is fixedly connected with a second reciprocating lead screw (14), one end of the second reciprocating lead screw (14) is connected with the inner wall of the other side of the box body (1) through a bearing, a first bearing seat (15) is arranged outside the first reciprocating lead screw (12), the first bearing seat (15) is connected with the first reciprocating screw rod (12) through a ball nut pair, a second bearing seat (16) is arranged outside the second reciprocating screw rod (14), the second bearing seat (16) is connected with the second reciprocating screw rod (14) through the ball nut pair, the inner walls of two sides of the box body (1) are respectively provided with an adjusting assembly, and one side of the box body (1) is provided with a supporting component;
the supporting part comprises a supporting block (17), the supporting block (17) is fixedly arranged at the bottom of the motor (2), and the supporting block (17) is fixedly connected with the box body (1).
2. The automatic circular seam welding device according to claim 1, characterized in that: the supporting component comprises a machine shell (18), the machine shell (18) is fixedly arranged outside the motor (2), and the machine shell (18) is fixedly connected with the box body (1).
3. The automatic circular seam welding device according to claim 1, characterized in that: the adjusting component comprises a bamboo joint type telescopic rod (19), the bamboo joint type telescopic rod (19) is fixedly arranged on the inner wall of one side of the box body (1) and is connected with the inner wall of one side of the box body (1) through a bearing, a clamping block (20) is fixedly connected with one end of the bamboo joint type telescopic rod (19), a first limiting block (21) is arranged outside the clamping block (20), the first limiting block (21) is connected with the clamping block (20) through the bearing, a second limiting block (22) is arranged outside the bamboo joint type telescopic rod (19), and two limiting rods (23) are fixedly arranged between the second limiting block (22) and the inner wall of one side of the box body (1).
4. The automatic circular seam welding device according to claim 1, characterized in that: first movable rod (3) outside is equipped with first belt pulley (24), first movable rod (3) are connected through one-way bearing with first belt pulley (24), first reciprocal lead screw (12) external fixation is equipped with second belt pulley (25), be equipped with the belt between first belt pulley (24) and second belt pulley (25), first belt pulley (24) pass through the belt with second belt pulley (25) and are connected.
5. The automatic circular seam welding device according to claim 3, characterized in that: second movable rod (4) and fourth movable rod (8) outside all fixed third belt pulley (26) of being equipped with, two second stopper (22) outside all fixed fourth belt pulley (27) of being equipped with, be equipped with the belt between fourth belt pulley (27) and third belt pulley (26), fourth belt pulley (27) are connected through the belt with third belt pulley (26).
6. The automatic circular seam welding device according to claim 1, characterized in that: the box body (1) is internally provided with a partition board, two sides of the partition board are respectively fixedly connected with the inner walls of two sides of the box body (1), and the second adjusting block (10) penetrates through the partition board.
7. The automatic circular seam welding device according to claim 1, characterized in that: the bottom of the inner cavity of the box body (1) is provided with a sliding groove, the bottoms of the first bearing seat (15) and the second bearing seat (16) are respectively and fixedly provided with a sliding block, and the sliding blocks extend into the sliding groove.
8. The automatic circular seam welding device according to claim 1, characterized in that: limiting plates are arranged outside the second movable rod (4) and the fourth movable rod (8), the second movable rod (4) and the fourth movable rod (8) are respectively connected with the two limiting plates through bearings, and the two limiting plates are fixedly connected with the top of the inner cavity of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023228584.8U CN214868168U (en) | 2020-12-29 | 2020-12-29 | Automatic circular seam connecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023228584.8U CN214868168U (en) | 2020-12-29 | 2020-12-29 | Automatic circular seam connecting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214868168U true CN214868168U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023228584.8U Active CN214868168U (en) | 2020-12-29 | 2020-12-29 | Automatic circular seam connecting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214868168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115971746A (en) * | 2023-03-21 | 2023-04-18 | 江苏杉东电动车有限公司 | Welding device for manufacturing electric vehicle |
-
2020
- 2020-12-29 CN CN202023228584.8U patent/CN214868168U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115971746A (en) * | 2023-03-21 | 2023-04-18 | 江苏杉东电动车有限公司 | Welding device for manufacturing electric vehicle |
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