CN210024169U - Clamp for circumferential laser welding - Google Patents
Clamp for circumferential laser welding Download PDFInfo
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- CN210024169U CN210024169U CN201920383121.7U CN201920383121U CN210024169U CN 210024169 U CN210024169 U CN 210024169U CN 201920383121 U CN201920383121 U CN 201920383121U CN 210024169 U CN210024169 U CN 210024169U
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Abstract
The utility model discloses a clamp for circumferential laser welding, which comprises a workpiece support frame, a positioning plate, a U-shaped rotating arm, a rotating arm support frame, a rotating arm rotating device, a rotating arm lifting device, a workpiece pressing plate and a pressing plate lifting device; the positioning plate is arranged at the top end of the workpiece support frame, and a placing groove for placing a workpiece is arranged on the upper side of the positioning plate; a lower horizontal plate of the U-shaped rotating arm is provided with a rotating shaft, and the lower horizontal plate is arranged on the rotating arm supporting frame through the rotating shaft; the rotating arm rotating device is arranged on the lower side of the rotating arm supporting frame and is used for driving the U-shaped rotating arm to rotate in a reciprocating mode through the rotating shaft; the rotating arm lifting device is used for driving the rotating arm supporting frame to lift in a reciprocating mode so as to drive the U-shaped rotating arm to lift in a reciprocating mode; the workpiece pressing plate is arranged above the positioning plate and used for pressing the workpiece downwards. The utility model discloses a U type rocking arm goes up and down and high, the good, the reliability of stability of rotation precision, control are accurate, can compress tightly the work piece simultaneously and treat the part of welding on the work piece.
Description
Technical Field
The utility model relates to a laser welding equipment technical field, in particular to an anchor clamps for circumference laser welding.
Background
At present, high-precision workpieces such as power battery cover plates and the like are generally welded by laser welding equipment. When a part is laser welded to a workpiece, the workpiece is placed on a support mechanism, and then a certain force is applied to the part to be welded to the workpiece by using the clamping arms of the clamp. For workpieces which do not require circumferential welding, for example, spot welding, arc welding or line welding are performed on the workpieces, and the clamping arms of the clamp are pressed against the parts to be welded on the workpieces, so that the workpieces can be welded at one time by the laser welding equipment. However, for a workpiece requiring circumferential welding, for example, when circular welding, square welding or elliptical welding is performed on the workpiece, the clamping arm of the clamp blocks one section or a part of a circumferential laser welding light path, so that the workpiece cannot be welded at one time in the circumferential direction, and the circumferential welding of the workpiece can be completed only by performing two times of tailor welding, i.e., firstly welding a part of an annular region, then disassembling the annular region again, then clamping the part of the annular region by using the clamping arm of the clamp, and welding the rest of the annular region.
Chinese patent application 201810969028.4 discloses a laser welding fixture and a laser welding method, which comprises a support rod, a positioning plate, a U-shaped rotating arm and a pressure cover, wherein the support rod is arranged in the vertical direction, the top end of the support rod is provided with the positioning plate in the horizontal direction, a placing groove is arranged on the positioning plate, the two sides of the positioning plate are respectively provided with the U-shaped rotating arm, the pressure cover is arranged on the U-shaped rotating arm, a driving device is arranged below the U-shaped rotating arm, and the driving device is used for driving the U-shaped rotating arm to rotate and reciprocate up and down; the laser welding method comprises the following steps: and starting the laser welding head, and simultaneously starting the U-shaped rotating arm on the clamp to rotate, so that one side of the welding head is rotated for welding, the U-shaped rotating arm of the clamp is also rotated simultaneously, so that the welding head can complete the welding of the annular welding area at one time, and the pressure sensor on the clamp can measure the pressure value applied to the pressure cover.
However, the patent application 201810969028.4 also has the following disadvantages: firstly, a driving device is directly arranged below the U-shaped rotating arm, and the driving device is not supported by a rotating arm supporting frame, so that the U-shaped rotating arm is easy to be placed and lifted unstably and has poor reliability; particularly, an air cylinder is arranged below a lower horizontal rod of the U-shaped rotating arm, a piston rod of the air cylinder is fixedly connected with the lower horizontal rod of the U-shaped rotating arm, a second rotating shaft is fixed on the outer wall of the air cylinder, and the lower horizontal rod, the piston rod of the air cylinder and the second rotating shaft are vertically installed in sequence; the rotation of the U-shaped rotating arm is realized by driving a belt pulley to rotate through a first motor and driving a second rotating shaft to rotate in a reciprocating manner through a synchronous belt, and because the motor has larger starting and stopping inertia influence, the rotation angle of the U-shaped rotating arm is difficult to control, the precision is inaccurate, and the requirement on the performance of the first motor is very high; thirdly, this patent has only set up the pressure cap that is used for compressing tightly the part that waits to weld on the work piece, and does not set up the work piece clamp plate that is used for compressing tightly the work piece for among the welding process, easily receive the work piece and rock the influence such as, cause the bad problem of welding.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a clamp for circumferential laser welding according to the deficiencies of the prior art, which can enable the laser welding equipment to complete the welding of a workpiece and a part to be welded on the workpiece at one time in the circumferential direction; in addition, the lifting and rotating precision of the U-shaped rotating arm of the clamp is high, the stability is good, the reliability is high, the control is accurate, and the clamp can simultaneously press the workpiece and a part to be welded on the workpiece.
In order to solve the technical problem, the technical scheme of the utility model is that: a clamp for circumferential laser welding comprises a workpiece support frame, a positioning plate, a U-shaped rotating arm, a rotating arm support frame, a rotating arm rotating device, a rotating arm lifting device, a workpiece pressing plate and a pressing plate lifting device; the positioning plate is arranged at the top end of the workpiece support frame, and a placing groove for placing a workpiece is arranged on the upper side of the positioning plate; the U-shaped rotating arm is arranged outside at least one end of the positioning plate and is provided with an upper horizontal plate and a lower horizontal plate, the upper horizontal plate is provided with a pressure mechanism used for pressing a part to be welded on a workpiece, the lower horizontal plate is provided with a rotating shaft, and the lower horizontal plate is arranged on a rotating arm supporting frame through the rotating shaft; the rotating device of the rotating arm is arranged on the lower side of the rotating arm supporting frame and is used for driving the U-shaped rotating arm to rotate in a reciprocating manner through the rotating shaft; the rotating arm lifting device is used for driving the rotating arm supporting frame to lift in a reciprocating mode so as to drive the U-shaped rotating arm to lift in a reciprocating mode; the workpiece pressing plate is arranged above the positioning plate and used for pressing the workpiece downwards; the pressing plate lifting device is connected with the workpiece pressing plate and used for driving the workpiece pressing plate to lift in a reciprocating mode.
Preferably, the pressure mechanism comprises a pressure cover, a pressure shaft and a first bearing, the pressure cover is mounted at the lower end of the pressure shaft, and the first bearing is sleeved outside the upper end of the pressure shaft; the upper horizontal plate of the U-shaped rotating arm is provided with a shaft hole, and the upper end of the pressure shaft is arranged in the shaft hole of the upper horizontal plate through a first bearing.
Preferably, a heat conduction groove is formed in the placing groove of the positioning plate, a heat conduction copper sheet is arranged in the heat conduction groove, a heat conduction indium sheet is attached to the upper side of the heat conduction copper sheet, the position of the heat conduction indium sheet corresponds to the welding position of the workpiece, and the upper side of the heat conduction indium sheet can be contacted and attached with the lower side of the workpiece; and a heat-conducting micro water-cooling channel is further arranged in the positioning plate, and the lower side of the heat-conducting copper sheet is connected with the micro water-cooling channel.
Preferably, the lower extreme of rocking arm support frame is provided with the riser, rocking arm rotary device includes multiaxis cylinder, spur rack and horizontal gear, the multiaxis cylinder transversely is fixed in on the riser, the spur rack is connected to the output of multiaxis cylinder, spur rack and horizontal gear intermeshing, the middle part of horizontal gear is connected the pivot, the pot head of pivot is equipped with the second bearing, the pivot passes through second bearing movable mounting on rocking arm support frame.
Preferably, the rotating arm lifting device comprises a lifting seat, a lifting cylinder, a lifting block, a transmission arm, a lifting track and a sliding block; the lifting cylinder is arranged on the upper side of the lifting seat; a cylinder rod of the lifting cylinder extends downwards into the lifting seat and is connected with the lifting block; the lower side of the lifting block is connected with one end of a transmission arm, the other end of the transmission arm penetrates through the side wall of the lifting seat and is connected with the vertical plate, and a space for lifting movement of the transmission arm is formed in the side wall of the lifting seat; two lifting rails are vertically arranged on the outer side of the lifting seat, one sliding block is arranged on each lifting rail in a sliding mode, and the sliding blocks are connected with the vertical plates.
Preferably, a gravity sensor and a displacement sensor are arranged on one side of the cylinder rod of the lifting cylinder, the gravity sensor is used for sensing the pressing pressure of the cylinder rod of the lifting cylinder, and the displacement sensor is used for sensing the distance of the downward movement of the cylinder rod of the lifting cylinder.
Preferably, a hole is formed in the workpiece pressing plate corresponding to the welding position of the workpiece.
Preferably, the bottom of the workpiece support frame is connected with a base, and the side part of the workpiece support frame is connected with a side plate; the pressing plate lifting device comprises a pressing plate seat, a pressing plate cylinder, a pressing plate lifting block, a pressing plate rail and a pressing plate sliding block; the pressing plate cylinder is arranged on the base, and a cylinder rod of the pressing plate cylinder extends upwards and is connected with the pressing plate lifting block; the pressing plate lifting block is arranged on one side of the pressing plate seat, and the workpiece pressing plate is arranged on the upper side of the pressing plate seat; the outer side of the side plate is vertically provided with two pressing plate rails, each pressing plate rail is provided with one pressing plate sliding block in a sliding mode, and the pressing plate sliding blocks are connected with the other side of the pressing plate seat.
The utility model has the advantages that: one of the two rotating shafts is arranged on the lower horizontal plate of the U-shaped rotating arm, the lower horizontal plate is arranged on the rotating arm supporting frame through the rotating shaft, compared with the installation mode in the prior art, the air cylinder is not arranged on the rotating shaft of the U-shaped rotating arm, the unstable swinging problem of the U-shaped rotating arm is not easily caused, and therefore, the lifting and rotating precision of the rotating arm is high, the stability is good, and the reliability is high; secondly, the rotating device of the rotating arm of the utility model is arranged at the lower side of the rotating arm supporting frame and is used for driving the U-shaped rotating arm to rotate in a reciprocating way through the rotating shaft; the rotating arm lifting device of the utility model is used for driving the rotating arm supporting frame to reciprocate and further driving the U-shaped rotating arm to reciprocate; therefore, the reciprocating lifting of the U-shaped rotating arm is realized by driving the rotating arm support frame to reciprocate, the reciprocating rotation of the U-shaped rotating arm is realized by driving the rotating shaft to rotate through the rotating arm rotating device arranged on the lower side of the rotating arm support frame, and particularly, the driving mode of a multi-shaft cylinder and a lifting cylinder is adopted, so that the lifting and rotating precision of the U-shaped rotating arm is further improved, and the control is very accurate; thirdly, the utility model discloses set up work piece clamp plate and clamp plate elevating gear, make the utility model discloses can compress tightly the work piece simultaneously and treat the part of welding on the work piece, avoided in the welding process because of the work piece rocks the welding problem of causing badly.
Drawings
Fig. 1 is one of the overall structural diagrams of the present invention.
Fig. 2 is a second overall structure diagram of the present invention.
Fig. 3 is a dispersed structure view of the U-shaped boom, the boom support frame, the boom rotating means, and the boom elevating means.
Fig. 4 is a dispersed structure diagram of the workpiece support frame, the positioning plate and the placed workpiece.
Fig. 5 is a structural view of the workpiece pressing plate and the pressing plate lifting device.
Detailed Description
The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-5, the present invention relates to a fixture for circumferential laser welding, which is installed on a laser welding device (not shown). In the embodiment of the present invention, the welded workpiece 500 is a power battery cover plate, and the part 501 to be welded is a battery pole piece. The utility model discloses a fixture for circumferential laser welding comprises a workpiece support frame 1, a positioning plate 2, a U-shaped rotary arm 3, a rotary arm support frame 4, a rotary arm rotating device 5, a rotary arm lifting device 6, a workpiece pressing plate 7 and a pressing plate lifting device 8; the positioning plate 2 is arranged at the top end of the workpiece support frame 1, and a placing groove 21 for placing a workpiece 500 is arranged on the upper side of the positioning plate 2; the U-shaped rotating arm 3 is arranged outside at least one end of the positioning plate 2, the U-shaped rotating arm 3 is provided with an upper horizontal plate 31 and a lower horizontal plate 32, the upper horizontal plate 31 is provided with a pressure mechanism 33 used for pressing a part 501 to be welded on a workpiece 500, the lower horizontal plate 32 is provided with a rotating shaft 34, and the lower horizontal plate 32 is arranged on a rotating arm support frame 4 through the rotating shaft 34; the rotating arm rotating device 5 is arranged at the lower side of the rotating arm supporting frame 4 and is used for driving the U-shaped rotating arm 3 to rotate back and forth through a rotating shaft 34; the rotating arm lifting device 6 is used for driving the rotating arm support frame 4 to reciprocate and further driving the U-shaped rotating arm 3 to reciprocate; the workpiece pressing plate 7 is arranged above the positioning plate 2 and used for pressing the workpiece 500 downwards; and the pressing plate lifting device 8 is connected with the workpiece pressing plate 7 and is used for driving the workpiece pressing plate 7 to lift and descend in a reciprocating manner.
The utility model discloses when being arranged in laser welding equipment, its welding method as follows for circumference laser welding's anchor clamps: firstly, placing a workpiece and a part to be welded on the workpiece in a positioning plate placing groove; then, the pressing plate lifting device drives the workpiece pressing plate to descend, so that the workpiece pressing plate presses the workpiece; then, a pressure mechanism of the U-shaped rotating arm is aligned to a part to be welded on the workpiece, and the rotating arm lifting device drives the rotating arm supporting frame to descend so as to drive the pressure mechanism of the U-shaped rotating arm to press the part to be welded on the workpiece; then, the laser welding head of the laser welding equipment performs annular laser welding on the workpiece and the part to be welded on the workpiece, and simultaneously, the rotating device of the rotating arm is started to drive the U-shaped rotating arm to rotate, so that the laser welding head of the laser welding equipment completes welding in one circumferential direction; and finally, the rotating arm rotating device, the rotating arm lifting device and the pressing plate lifting device are respectively reset to wait for the next welding work cycle.
As shown in fig. 4 and 5, the pressure mechanism 33 includes a pressure cover 331, a pressure shaft 332, and a first bearing 333, wherein the pressure cover 331 is mounted at a lower end of the pressure shaft 332, and the first bearing 333 is sleeved outside an upper end of the pressure shaft 332; the upper horizontal plate 31 of the U-shaped rotating arm is provided with a shaft hole 311, and the upper end of the pressure shaft 332 is mounted in the shaft hole 311 of the upper horizontal plate through a first bearing 333. When the pressure mechanism 33 presses the component to be welded on the workpiece, the pressure cap 331 presses the component to be welded on the workpiece, and at this time, since the upper end of the pressure cap 331 is sleeved with the bearing which is installed in the shaft hole 311 of the upper horizontal plate, the pressure cap does not rotate when the U-shaped rotating arm rotates.
As shown in fig. 4 and 5, a heat conduction groove 22 is provided in the placement groove 21 of the positioning plate 2, a heat conduction copper sheet 23 is provided in the heat conduction groove 22, a heat conduction indium sheet 24 is attached to the upper side of the heat conduction copper sheet 23, the position of the heat conduction indium sheet 24 corresponds to the welding position of the workpiece 500, and the upper side of the heat conduction indium sheet 24 can contact and attach to the lower side of the workpiece 500; a heat-conducting micro water-cooling channel (not shown in the figure) is further arranged in the positioning plate 2, and the lower side of the heat-conducting copper sheet 23 is connected with the micro water-cooling channel. The heat conducting copper sheet arranged in the heat conducting groove 22 can rapidly conduct away heat generated during laser welding, so that the welding yield of workpieces is ensured, and the workpieces are not easy to deform; the heat conduction indium sheet is attached to the upper side of the heat conduction copper sheet, and the indium sheet has the characteristic of being relatively soft, so that the upper side of the indium sheet can be fully attached to and contacted with the lower side surface of a welding part of a workpiece, and heat generated during laser welding of the workpiece can be rapidly and fully conducted onto the heat conduction copper sheet and then taken away by the copper sheet; a heat-conducting micro water-cooling channel is arranged in the positioning plate, so that heat in the heat-conducting copper sheet can be better conducted away.
As shown in fig. 4 and 5, a vertical plate 41 is disposed at the lower end of the boom support frame 4, the boom rotating device 5 includes a multi-axis cylinder 51, a spur rack 52 and a horizontal gear 53, the multi-axis cylinder 51 is transversely fixed on the vertical plate 41, the output end of the multi-axis cylinder 51 is connected with the spur rack 52, the spur rack 52 is meshed with the horizontal gear 53, the middle part of the horizontal gear 53 is connected with the rotating shaft 34, a second bearing 341 is sleeved on the upper end of the rotating shaft 34, and the rotating shaft 34 is movably mounted on the boom support frame 4 through the second bearing 341. After the vertical plate is arranged, the rotating device of the rotating arm can be stably arranged on the vertical plate, the multi-shaft cylinder drives the straight tooth line to move back and forth and then drives the horizontal gear to rotate in a reciprocating manner when working, and therefore the rotating shaft drives the U-shaped rotating arm to rotate in a reciprocating manner. Because the output stroke of the cylinder rod of the multi-shaft cylinder is fixed and the reliability is good, the U-shaped rotating arm can be ensured to stably rotate in a reciprocating manner.
As shown in fig. 4 and 5, the rotating arm lifting device 6 includes a lifting base 61, a lifting cylinder 62, a lifting block 63, a transmission arm 64, a lifting rail 65 and a slider 66; the lifting cylinder 62 is arranged on the upper side of the lifting seat 61; the cylinder rod of the lifting cylinder 62 extends downwards into the lifting seat 62 and is connected with a lifting block 63; the lower side of the lifting block 63 is connected with one end of a transmission arm 64, the other end of the transmission arm 64 penetrates through the side wall of the lifting seat 61 and is connected with the vertical plate 41, and a space for lifting movement of the transmission arm is formed in the side wall of the lifting seat 61; two lifting rails 65 are vertically installed on the outer side of the lifting seat 61, one sliding block 66 is arranged on each lifting rail 65 in a sliding mode, and each sliding block 66 is connected with the vertical plate 41. The utility model discloses set up rocking arm elevating gear in riser a lateral part, go up and down through drive riser and rocking arm support frame, and then the reciprocal lift of drive U type rocking arm, its stability and reliability are all very good. Further, a gravity sensor and a displacement sensor (not shown in the figure) are arranged on one side of the cylinder rod of the lifting cylinder 62, the gravity sensor is used for sensing the pressing pressure of the cylinder rod of the lifting cylinder 62, and the displacement sensor is used for sensing the distance of the downward movement of the cylinder rod of the lifting cylinder 62. The gravity sensor is an elastic contact rod type gravity sensor and has a gravity standard value, when the cylinder rod of the lifting cylinder is pressed down, if the pressure does not reach the gravity standard value, the gravity sensor feeds back a signal to the control system, and the control system gives an alarm. And a displacement sensor is arranged to sense whether the displacement pushed out by the air cylinder has deviation or not, and when the deviation of the displacement exceeds a standard value, a signal is fed back to the control system, and the control system gives an alarm.
As shown in fig. 4 and 5, a hole 71 is formed in the workpiece pressing plate 7 at a position corresponding to a welding position of the workpiece 500, so that laser of a laser welding apparatus can pass through the hole 71 of the workpiece pressing plate 7 to perform laser welding on the workpiece 500. And the hollow hole is formed, so that the workpiece pressing plate can be prevented from shielding a laser head of the laser welding equipment.
As shown in fig. 4 and 5, the bottom of the workpiece support frame 8 is connected with a base 81, and the side of the workpiece support frame 1 is connected with a side plate 11; the pressing plate lifting device 8 comprises a pressing plate seat 82, a pressing plate cylinder 83, a pressing plate lifting block 84, a pressing plate rail 85 and a pressing plate sliding block 86; the pressure plate cylinder 83 is arranged on the base 81, and a cylinder rod of the pressure plate cylinder 83 extends upwards and is connected with the pressure plate lifting block 84; the pressure plate lifting block 84 is arranged on one side of the pressure plate seat 82, and the workpiece pressure plate 7 is arranged on the upper side of the pressure plate seat 82; the outer side of the side plate 11 is vertically provided with two pressing plate rails 85, each pressing plate rail 85 is provided with one pressing plate sliding block 86 in a sliding manner, and the pressing plate sliding blocks 86 are connected with the other side of the pressing plate seat 82. The work holding plate can be driven to ascend or descend by the operation of the holding plate cylinder 83.
The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.
Claims (8)
1. A fixture for circumferential laser welding, characterized in that: the device comprises a workpiece support frame, a positioning plate, a U-shaped rotating arm, a rotating arm support frame, a rotating arm rotating device, a rotating arm lifting device, a workpiece pressing plate and a pressing plate lifting device; the positioning plate is arranged at the top end of the workpiece support frame, and a placing groove for placing a workpiece is arranged on the upper side of the positioning plate; the U-shaped rotating arm is arranged outside at least one end of the positioning plate and is provided with an upper horizontal plate and a lower horizontal plate, the upper horizontal plate is provided with a pressure mechanism used for pressing a part to be welded on a workpiece, the lower horizontal plate is provided with a rotating shaft, and the lower horizontal plate is arranged on a rotating arm supporting frame through the rotating shaft; the rotating device of the rotating arm is arranged on the lower side of the rotating arm supporting frame and is used for driving the U-shaped rotating arm to rotate in a reciprocating manner through the rotating shaft; the rotating arm lifting device is used for driving the rotating arm supporting frame to lift in a reciprocating mode so as to drive the U-shaped rotating arm to lift in a reciprocating mode; the workpiece pressing plate is arranged above the positioning plate and used for pressing the workpiece downwards; the pressing plate lifting device is connected with the workpiece pressing plate and used for driving the workpiece pressing plate to lift in a reciprocating mode.
2. The jig for circumferential laser welding according to claim 1, characterized in that: the pressure mechanism comprises a pressure cover, a pressure shaft and a first bearing, the pressure cover is arranged at the lower end of the pressure shaft, and the first bearing is sleeved outside the upper end of the pressure shaft; the upper horizontal plate of the U-shaped rotating arm is provided with a shaft hole, and the upper end of the pressure shaft is arranged in the shaft hole of the upper horizontal plate through a first bearing.
3. The jig for circumferential laser welding according to claim 1, characterized in that: a heat conduction groove is formed in the placing groove of the positioning plate, a heat conduction copper sheet is arranged in the heat conduction groove, a heat conduction indium sheet is attached to the upper side of the heat conduction copper sheet, the position of the heat conduction indium sheet corresponds to the welding position of the workpiece, and the upper side of the heat conduction indium sheet can be contacted and attached with the lower side of the workpiece; and a heat-conducting micro water-cooling channel is further arranged in the positioning plate, and the lower side of the heat-conducting copper sheet is connected with the micro water-cooling channel.
4. The jig for circumferential laser welding according to claim 1, characterized in that: the lower extreme of rocking arm support frame is provided with the riser, rocking arm rotary device includes multiaxis cylinder, spur rack and horizontal gear, the multiaxis cylinder transversely is fixed in on the riser, the spur rack is connected to the output of multiaxis cylinder, spur rack and horizontal gear intermeshing, horizontal gear's middle part is connected the pivot, the last pot head of pivot is equipped with the second bearing, the pivot passes through second bearing movable mounting on rocking arm support frame.
5. The jig for circumferential laser welding according to claim 4, characterized in that: the rotating arm lifting device comprises a lifting seat, a lifting cylinder, a lifting block, a transmission arm, a lifting track and a sliding block; the lifting cylinder is arranged on the upper side of the lifting seat; a cylinder rod of the lifting cylinder extends downwards into the lifting seat and is connected with the lifting block; the lower side of the lifting block is connected with one end of a transmission arm, the other end of the transmission arm penetrates through the side wall of the lifting seat and is connected with the vertical plate, and a space for lifting movement of the transmission arm is formed in the side wall of the lifting seat; two lifting rails are vertically arranged on the outer side of the lifting seat, one sliding block is arranged on each lifting rail in a sliding mode, and the sliding blocks are connected with the vertical plates.
6. The jig for circumferential laser welding according to claim 5, characterized in that: and a gravity sensor and a displacement sensor are arranged on one side of the cylinder rod of the lifting cylinder, the gravity sensor is used for sensing the pressing pressure of the cylinder rod of the lifting cylinder, and the displacement sensor is used for sensing the downward pushing distance of the cylinder rod of the lifting cylinder.
7. The jig for circumferential laser welding according to claim 1, characterized in that: and a hollow hole is formed in the workpiece pressing plate corresponding to the welding position of the workpiece.
8. The jig for circumferential laser welding according to claim 1, characterized in that: the bottom of the workpiece support frame is connected with a base, and the side part of the workpiece support frame is connected with a side plate; the pressing plate lifting device comprises a pressing plate seat, a pressing plate cylinder, a pressing plate lifting block, a pressing plate rail and a pressing plate sliding block; the pressing plate cylinder is arranged on the base, and a cylinder rod of the pressing plate cylinder extends upwards and is connected with the pressing plate lifting block; the pressing plate lifting block is arranged on one side of the pressing plate seat, and the workpiece pressing plate is arranged on the upper side of the pressing plate seat; the outer side of the side plate is vertically provided with two pressing plate rails, each pressing plate rail is provided with one pressing plate sliding block in a sliding mode, and the pressing plate sliding blocks are connected with the other side of the pressing plate seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920383121.7U CN210024169U (en) | 2019-03-25 | 2019-03-25 | Clamp for circumferential laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920383121.7U CN210024169U (en) | 2019-03-25 | 2019-03-25 | Clamp for circumferential laser welding |
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| Publication Number | Publication Date |
|---|---|
| CN210024169U true CN210024169U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920383121.7U Active CN210024169U (en) | 2019-03-25 | 2019-03-25 | Clamp for circumferential laser welding |
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| CN (1) | CN210024169U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020881A (en) * | 2021-04-22 | 2021-06-25 | 上海华验精密机电科技有限公司 | Quick change frock of multiple spot TIG welding |
| CN116900520A (en) * | 2023-08-02 | 2023-10-20 | 深圳市大德激光技术有限公司 | Rotary press welder for pole of power battery |
-
2019
- 2019-03-25 CN CN201920383121.7U patent/CN210024169U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020881A (en) * | 2021-04-22 | 2021-06-25 | 上海华验精密机电科技有限公司 | Quick change frock of multiple spot TIG welding |
| CN116900520A (en) * | 2023-08-02 | 2023-10-20 | 深圳市大德激光技术有限公司 | Rotary press welder for pole of power battery |
| CN116900520B (en) * | 2023-08-02 | 2024-02-20 | 深圳市大德激光技术有限公司 | Rotary press welder for pole of power battery |
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