CN211661506U - Sheet metal component automatic cutout welding production line - Google Patents
Sheet metal component automatic cutout welding production line Download PDFInfo
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- CN211661506U CN211661506U CN201922029692.3U CN201922029692U CN211661506U CN 211661506 U CN211661506 U CN 211661506U CN 201922029692 U CN201922029692 U CN 201922029692U CN 211661506 U CN211661506 U CN 211661506U
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Abstract
The utility model provides a sheet metal component automatic cutting welding production line, including feed mechanism, guillootine, bender, laser welding machine and the unloading mechanism by arranging in proper order from front to back, carry out the transport connection through first conveyer belt between guillootine and the bender, first conveyer belt one end is passed the guillootine and is connected with feed mechanism; the bending machine and the laser welding machine are in conveying connection through a second conveying belt, one end of the second conveying belt is connected with the bending machine, and the other end of the second conveying belt penetrates through the laser welding machine; the first conveyor belt and the second conveyor belt are identical in structure. Compared with the prior art, the utility model provides a pair of sheet metal component automatic cutout welding production line adopts automated production, lowers manual work intensity, and automatic completion sheet metal component cuts, bends and welds, and the linkage is compact between the process, improves work efficiency, has guaranteed the processingquality of sheet metal component.
Description
Technical Field
The utility model relates to a sheet metal component production technical field specifically is a sheet metal component automatic cutout welding production line.
Background
The sheet metal production is generally divided into a plurality of processes, different processes are completed by operating different machine tools through a plurality of operators at different positions, and the transfer and transportation among raw materials, semi-finished products and finished products are realized through a tray, a forklift and the like. The operation quality is high or low, the subsequent steps can be influenced when the processing error of the previous procedure exceeds a tolerance zone, the linkage between the procedures is inconvenient to control, the production plan is not well arranged, the transfer of the materials takes too much production time, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sheet metal component automatic cutout welding production line to solve the technical problem in the background art.
In order to achieve the above object, the present invention provides the following technical solutions:
an automatic cutting and welding production line for sheet metal parts comprises a feeding mechanism, a cutting machine, a bending machine, a laser welding machine and a discharging mechanism which are sequentially arranged from front to back, wherein the cutting machine and the bending machine are in conveying connection through a first conveying belt, and one end of the first conveying belt penetrates through the cutting machine and is connected with the feeding mechanism; the bending machine and the laser welding machine are in conveying connection through a second conveying belt, one end of the second conveying belt is connected with the bending machine, and the other end of the second conveying belt penetrates through the laser welding machine; the structure of the first conveyor belt is the same as that of the second conveyor belt, a guide device is fixedly arranged at one end of the first conveyor belt close to the feeding mechanism, and a positioning device is fixedly arranged at the other end of the first conveyor belt; and a laser welding fixture is arranged below the laser welding machine and passes through the second conveying belt.
The feeding mechanism comprises a feeding winding drum and a feeding conveying frame, an unfolding machine is arranged between the feeding winding drum and the feeding conveying frame, and the feeding conveying frame is connected with one end of the first conveying belt and used for conveying metal plates.
The feeding conveying frame comprises a feeding supporting frame, an upper conveying roller, a lower conveying roller and a feeding driving motor, the upper conveying roller is rotatably connected above the feeding supporting frame, the lower conveying roller is rotatably connected below the upper conveying roller and with the feeding supporting frame, and the feeding driving motor is fixed in the feeding supporting frame and is in driving connection with the upper conveying roller.
The first conveyor belt comprises a plurality of rollers with the same structure, two fixed frame plates and a conveying motor, the rollers are connected between the fixed frame plates in an equidistance parallel rotating mode, one ends of the rollers are connected through chain transmission respectively, and the conveying motor drives the rollers to rotate along respective axes in the fixed frame plates.
The guiding device comprises two guiding assemblies with the same structure, the guiding assemblies are symmetrically arranged on the left side and the right side of the first conveying belt and comprise guide plates and first driving cylinders, at least one driving cylinder is arranged, the first driving cylinders are fixed on the fixed frame plate and are connected with the guide plates in a driving mode, a plurality of guide wheels are arranged on one side of each guide plate in an equidistant mode side by side, and the guide wheels are connected with the guide plates in a rotating mode.
The positioning device comprises two positioning assemblies with the same structure, the positioning assemblies are symmetrically arranged on the left side and the right side of the first conveyor belt and comprise at least one second driving cylinder and a positioning plate, the second driving cylinder is fixed on a fixed frame plate of the first conveyor belt, and the second driving cylinder is in driving connection with the positioning plate.
Laser welding anchor clamps include the mounting panel, hold in the palm the positioning fixture that material device and array structure are the same, be equipped with the several mounting hole on the mounting panel side by side, ask material device and positioning fixture to establish respectively in the mounting hole, ask the material device to establish in one side of mounting panel and but up-and-down motion, positioning fixture equidistance is established side of a supporting bench and along mounting panel up-and-down motion side by side.
The material supporting device comprises a first mounting support, at least one material supporting cylinder and a supporting table, the first mounting support is fixed in a mounting hole, the material supporting cylinder is fixed on the side of the first mounting support and is perpendicular to the mounting plate, the supporting table is arranged above the material supporting cylinder and is in driving connection with the material supporting cylinder, the longitudinal section of the supporting table is of an L-shaped structure, the supporting table comprises a transverse plate and a vertical plate, the transverse plate is perpendicularly fixedly arranged on one side of the vertical plate, and a plurality of electromagnets are installed on the inner side of the transverse plate.
The positioning fixture comprises a second mounting bracket, at least one positioning cylinder, a support bar and a material pushing assembly, wherein the material pushing assembly is movably connected to the support bar, the second mounting bracket is fixed in a mounting hole, the positioning cylinder is fixed on the side edge of the second mounting bracket and is vertically arranged with the mounting plate, the support bar is arranged above the positioning cylinder and is driven to be connected with the positioning cylinder, the positioning cylinder drives the support bar to move up and down, the material pushing assembly is arranged on one side of the support bar, the material pushing assembly comprises a material pushing cylinder and a push plate, the push plate is driven to be connected with the material pushing cylinder, the material pushing cylinder is fixed on the support bar, the other side of the support bar is provided with a stop block.
Compared with the prior art, the utility model provides a pair of sheet metal component automatic cutout welding production line adopts automated production, lowers manual work intensity, and automatic completion sheet metal component cuts, bends and welds, and the linkage is compact between the process, improves work efficiency, has guaranteed the processingquality of sheet metal component.
Drawings
FIG. 1: a schematic diagram of a three-dimensional structure of an automatic cutting and welding production line of sheet metal parts;
FIG. 2: a schematic structural diagram of a feeding conveying frame;
FIG. 3: a schematic diagram of a first conveyor belt structure;
FIG. 4: a schematic view of a roller connection structure;
FIG. 5: the structure schematic diagram of the guide device;
FIG. 6: a schematic structural diagram of a positioning device;
FIG. 7: the laser welding fixture is structurally schematic;
FIG. 8: a schematic structural diagram of a material supporting device;
FIG. 9: the structure of the positioning clamp is schematic.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Specific example 1: referring to fig. 1 to 9, in an embodiment of the present invention, an automatic cutting and welding production line for sheet metal parts includes a feeding mechanism 1, a cutting machine 2, a bending machine 3, a laser welding machine 4 and a blanking mechanism 5, which are sequentially arranged from front to back, wherein the cutting machine 2 and the bending machine 3 are connected by a first conveyor belt 6, and one end of the first conveyor belt 6 passes through the cutting machine 2 and is connected with the feeding mechanism 1; the bending machine 3 and the laser welding machine 4 are in conveying connection through a second conveying belt 7, one end of the second conveying belt 7 is connected with the bending machine 3, and the other end of the second conveying belt 7 penetrates through the laser welding machine 4; the first conveyor belt 6 and the second conveyor belt 7 are identical in structure, a guide device 8 is fixedly arranged at one end, close to the feeding mechanism 1, of the first conveyor belt 6, and a positioning device 9 is fixedly arranged at the other end of the first conveyor belt 6; a laser welding fixture 10 is arranged below the laser welding machine 4, and the laser welding fixture 10 penetrates through the second conveyor belt 7.
The feeding mechanism 1 comprises a feeding reel 101 and a feeding conveying frame 103, a flattening machine 102 is arranged between the feeding reel 101 and the feeding conveying frame 103, and the feeding conveying frame 103 is connected with one end of the first conveying belt 6 and used for conveying metal plates.
The feeding conveying frame 103 comprises a feeding supporting frame 103-1, an upper conveying roller 103-2, a lower conveying roller 103-3 and a feeding driving motor 103-4, the upper conveying roller 103-2 is rotatably connected above the feeding supporting frame 103-1, the lower conveying roller 103-3 is below the upper conveying roller 103-2 and is rotatably connected with the feeding supporting frame 103-1, the feeding driving motor 103-4 is fixed in the feeding supporting frame 103-1 and is in driving connection with the upper conveying roller 103-2, one end of the feeding conveying roller 103-2 is provided with a gear, and the feeding conveying roller 103-2 is in meshing transmission with the feeding driving motor 103-4 through a chain; the coiled sheet metal part is flattened in a flattening machine 102 after passing through a feeding winding drum 101, and then is conveyed towards the first conveying belt 6 by friction force through a space between an upper conveying roller 103-2 and a lower conveying roller 103-3 of a feeding conveying frame 103.
The first conveyor belt 6 comprises a plurality of rollers 602 with the same structure, two fixed frame plates 601 and a conveyor motor 603, the rollers 602 are connected between the fixed frame plates 601 in a rotating manner in parallel at equal intervals, one ends of the rollers 602 are respectively connected through chain transmission, and the conveyor motor 603 drives the rollers 602 to rotate along respective axes in the fixed frame plates 601. Two ends of the roller 602 are respectively provided with two gears 602-1, the conveying motor 603 is in transmission connection with the roller 602 on the first conveyor belt 6 through a chain, the roller 602 on the first conveyor belt 6 is driven to rotate through the conveying motor 603, and then the sheet metal part on the first conveyor belt 6 is conveyed.
The guiding device 8 comprises two guiding assemblies 801 with the same structure, the guiding assemblies 801 are symmetrically arranged at the left side and the right side of the first conveyor belt 6, the guide assembly 801 includes a guide plate 801-2 and a first drive cylinder 801-1, two first driving cylinders 801-1 are arranged, the first driving cylinders 801-1 are symmetrically fixed on the fixed frame plate 601, the first driving cylinder 801-1 is in driving connection with the guide plate 801-2, a plurality of guide wheels 801-3 are arranged on one side of the guide plate 801-2 in parallel at equal intervals, the guide wheels 801-3 are in rotating connection with the guide plate 801-2, when the sheet metal component passes through the feeding conveying frame 103 and enters the first conveying belt 6 after coming out of the flattening machine 102, the guiding device 8 guides the conveying direction of the sheet metal component, and then the sheet metal component conveniently enters the cutting machine 2 for cutting.
The positioning device 9 comprises two positioning assemblies 901 with the same structure, the positioning assemblies 901 are symmetrically arranged on the left side and the right side of the first conveyor belt 6, each positioning assembly 901 comprises two second driving cylinders 901-1 and a positioning plate 901-2, the second driving cylinders 901-1 are symmetrically fixed on a fixed frame plate 601 of the first conveyor belt 6, and the second driving cylinders 901-1 are in driving connection with the positioning plate 901-2. The positioning plate 901-2 is used for positioning and conveying the cut sheet metal part, and the cut sheet metal part is conveyed to the bending machine 3.
The laser welding fixture 10 comprises a mounting plate 1001, a material supporting device 1002 and three groups of positioning fixtures 1003 with the same structure, wherein four mounting holes 1001-1 are formed in the mounting plate 1001 in parallel, the material supporting device 1002 and the positioning fixtures 1003 are arranged in the mounting holes 1001-1 respectively, the material supporting device 1002 is arranged on one side of the mounting plate 1001 and can move up and down, and the positioning fixtures 1003 are arranged on one side of a supporting table 1002-3 in parallel at equal intervals and move up and down along the mounting plate 1001.
The material supporting device 1002 comprises a first mounting bracket 1002-1, two material supporting cylinders 1002-2 and a supporting table 1002-3, the first mounting bracket 1002-1 is secured within the mounting hole 1001-1, the first mounting bracket 1002-1 is of an L-shaped structure, the material supporting cylinders 1002-2 are symmetrically fixed on the side edge of the first mounting bracket 1002-1 and are perpendicular to the mounting plate 1001, the support table 1002-3 is arranged above the material supporting cylinder 1002-2 and is in driving connection with the material supporting cylinder 1002-2, the longitudinal section of the support table 1002-3 is of an L-shaped structure, the support table 1002-3 comprises a horizontal plate 1002-3-1 and a vertical plate 1002-3-2, the transverse plate 1002-3-1 is vertically and fixedly arranged on one side of the vertical plate 1002-3-2, a plurality of electromagnets 1002-4 are arranged on the inner side of the transverse plate 1002-3-1. The positioning clamp 1003 comprises a second mounting bracket 1003-1, two positioning cylinders 1003-2, a supporting bar 1003-3 and a material pushing assembly 1003-4 movably connected to the supporting bar 1003-3, the second mounting bracket 1003-1 is of an L-shaped structure, the second mounting bracket 1003-1 is fixed in a mounting hole 1001-1, the positioning cylinders 1003-2 are symmetrically fixed on the side edge of the second mounting bracket 1003-1 and are perpendicular to the mounting plate 1001, the supporting bar 1003-3 is arranged above the positioning cylinder 1003-2 and is in driving connection with the positioning cylinder 1003-2, the positioning cylinder 1003-2 drives the supporting bar 1003-3 to move up and down, the material pushing assembly 1003-4 is arranged on one side above the supporting bar 1003-3, the material pushing assembly 1003-4 comprises a material pushing cylinder 1003-4-1 and a pushing plate 1003-4-2, the push plate 1003-4-2 is in driving connection with the material pushing cylinder 1003-4-1, and the push plate 1003-4-2 is vertically arranged on one side of the supporting bar 1003-3; the material pushing cylinder 1003-4-1 is fixed on the supporting bar 1003-3, a stop block 1003-5 is arranged on the other side of the supporting bar 1003-3, the position of the stop block 1003-5 is staggered with that of the push plate 1003-4-2, and the stop block 1003-5 is not located on the same side with that of the push plate 1003-4-2.
When a sheet metal part is bent by a bending machine 3 and then conveyed to a laser welding machine 4 through a second conveyor belt 7, the second conveyor belt 7 is arranged on a workbench of the laser welding machine 4, a sensing device is arranged on the workbench of the laser welding machine 4, when the sheet metal part is conveyed to the position of a laser welding clamp 10, the support table 1002-3 moves upwards under the driving of a material supporting cylinder 1002-2 to support and support the sheet metal part on a transverse plate 1002-3-1 on the support table 1002-3, meanwhile, a positioning clamp 1003 also moves upwards at the same time, a push plate 1003-4-2 on the positioning clamp 1003 clamps the sheet metal part between a push plate 1003-4-2 and a stop block-5 under the driving of a material pushing cylinder 1003-4-1, an electromagnet 1003-4 is electrified, and the support table 1002-3 adsorbs and fixes the sheet metal part, after welding, the electromagnet 1002-4 is powered off, no adsorption effect is caused on a sheet metal part, the supporting table 1002-3 moves downwards to the position below the mounting plate 1001 under the driving of the material supporting cylinder 1002-2, the positioning clamp 1003 resets, the supporting table moves downwards to the position below the mounting plate 1001 under the driving of the positioning cylinder 1003-2 and is separated from the sheet metal part, and the sheet metal part falls onto the second conveying belt 7 and is conveyed to the position of the blanking mechanism 5 through the second conveying belt 7.
Unloading mechanism 5 includes manipulator 502 and manipulator support 501, manipulator 502 swing joint is on manipulator support 501 the below of manipulator support 501 is put and is equipped with the sheet metal component that puts the thing platform 503 and be used for placing the processing and accomplish, takes the sheet metal component that will process the completion from second conveyer belt 7 through manipulator 502 and puts into and put into thing platform 503 and unify the arrangement.
Compared with the prior art, the utility model provides a pair of sheet metal component automatic cutout welding production line adopts automated production, lowers manual work intensity, and automatic completion sheet metal component cuts, bends and welds, and the linkage is compact between the process, improves work efficiency, has guaranteed the processingquality of sheet metal component.
It is obvious to a person skilled in the art that the invention is not restricted to details of the foregoing exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a sheet metal component automatic cutout welding production line which characterized in that: the automatic feeding device comprises a feeding mechanism, a cutting machine, a bending machine, a laser welding machine and a discharging mechanism which are sequentially arranged from front to back, wherein the cutting machine and the bending machine are in conveying connection through a first conveying belt, and one end of the first conveying belt penetrates through the cutting machine and is connected with the feeding mechanism; the bending machine and the laser welding machine are in conveying connection through a second conveying belt, one end of the second conveying belt is connected with the bending machine, and the other end of the second conveying belt penetrates through the laser welding machine; the structure of the first conveyor belt is the same as that of the second conveyor belt, a guide device is fixedly arranged at one end of the first conveyor belt close to the feeding mechanism, and a positioning device is fixedly arranged at the other end of the first conveyor belt; and a laser welding fixture is arranged below the laser welding machine and passes through the second conveying belt.
2. The automatic cutting and welding production line for sheet metal parts as claimed in claim 1, characterized in that: the feeding mechanism comprises a feeding winding drum and a feeding conveying frame, an unfolding machine is arranged between the feeding winding drum and the feeding conveying frame, and the feeding conveying frame is connected with one end of the first conveying belt and used for conveying metal plates.
3. The automatic cutting and welding production line for sheet metal parts as claimed in claim 2, characterized in that: the feeding conveying frame comprises a feeding supporting frame, an upper conveying roller, a lower conveying roller and a feeding driving motor, the upper conveying roller is rotatably connected above the feeding supporting frame, the lower conveying roller is rotatably connected below the upper conveying roller and with the feeding supporting frame, and the feeding driving motor is fixed in the feeding supporting frame and is in driving connection with the upper conveying roller.
4. The automatic cutting and welding production line for sheet metal parts as claimed in claim 1, characterized in that: the first conveyor belt comprises a plurality of rollers with the same structure, two fixed frame plates and a conveying motor, the rollers are connected between the fixed frame plates in an equidistance parallel rotating mode, one ends of the rollers are connected through chain transmission respectively, and the conveying motor drives the rollers to rotate along respective axes in the fixed frame plates.
5. The automatic cutting and welding production line for sheet metal parts as claimed in claim 4, characterized in that: the guiding device comprises two guiding assemblies with the same structure, the guiding assemblies are symmetrically arranged on the left side and the right side of the first conveying belt and comprise guide plates and first driving cylinders, at least one driving cylinder is arranged, the first driving cylinders are fixed on the fixed frame plate and are connected with the guide plates in a driving mode, a plurality of guide wheels are arranged on one side of each guide plate in an equidistant mode side by side, and the guide wheels are connected with the guide plates in a rotating mode.
6. The automatic cutting and welding production line for sheet metal parts as claimed in claim 4, characterized in that: the positioning device comprises two positioning assemblies with the same structure, the positioning assemblies are symmetrically arranged on the left side and the right side of the first conveyor belt and comprise at least one second driving cylinder and a positioning plate, the second driving cylinder is fixed on a fixed frame plate of the first conveyor belt, and the second driving cylinder is in driving connection with the positioning plate.
7. The automatic cutting and welding production line for sheet metal parts as claimed in claim 1, characterized in that: laser welding anchor clamps include the mounting panel, hold in the palm the positioning fixture that material device and array structure are the same, be equipped with the several mounting hole on the mounting panel side by side, ask material device and positioning fixture to establish respectively in the mounting hole, ask the material device to establish in one side of mounting panel and but up-and-down motion, positioning fixture equidistance is established side of a supporting bench and along mounting panel up-and-down motion side by side.
8. The automatic cutting and welding production line for sheet metal parts as claimed in claim 7, characterized in that: the material supporting device comprises a first mounting support, at least one material supporting cylinder and a supporting table, the first mounting support is fixed in a mounting hole, the material supporting cylinder is fixed on the side of the first mounting support and is perpendicular to the mounting plate, the supporting table is arranged above the material supporting cylinder and is in driving connection with the material supporting cylinder, the longitudinal section of the supporting table is of an L-shaped structure, the supporting table comprises a transverse plate and a vertical plate, the transverse plate is perpendicularly fixedly arranged on one side of the vertical plate, and a plurality of electromagnets are installed on the inner side of the transverse plate.
9. The automatic cutting and welding production line for sheet metal parts as claimed in claim 7, characterized in that: the positioning fixture comprises a second mounting bracket, at least one positioning cylinder, a support bar and a material pushing assembly, wherein the material pushing assembly is movably connected to the support bar, the second mounting bracket is fixed in a mounting hole, the positioning cylinder is fixed on the side edge of the second mounting bracket and is vertically arranged with the mounting plate, the support bar is arranged above the positioning cylinder and is driven to be connected with the positioning cylinder, the positioning cylinder drives the support bar to move up and down, the material pushing assembly is arranged on one side of the support bar, the material pushing assembly comprises a material pushing cylinder and a push plate, the push plate is driven to be connected with the material pushing cylinder, the material pushing cylinder is fixed on the support bar, the other side of the support bar is provided with a stop block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922029692.3U CN211661506U (en) | 2019-11-22 | 2019-11-22 | Sheet metal component automatic cutout welding production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922029692.3U CN211661506U (en) | 2019-11-22 | 2019-11-22 | Sheet metal component automatic cutout welding production line |
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| Publication Number | Publication Date |
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| CN211661506U true CN211661506U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922029692.3U Active CN211661506U (en) | 2019-11-22 | 2019-11-22 | Sheet metal component automatic cutout welding production line |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496541A (en) * | 2020-11-19 | 2021-03-16 | 东莞市德运实业有限公司 | Back plate right-angle welding process method |
| CN113245464A (en) * | 2021-06-30 | 2021-08-13 | 南通清风通用机械有限公司 | Air inlet frame forming machine of box-type ventilator |
| CN114290069A (en) * | 2021-12-29 | 2022-04-08 | 苏州常尔盛商业设备有限公司 | Bending spray welding processing line of metal workpiece and application method thereof |
| CN114393367A (en) * | 2022-03-25 | 2022-04-26 | 广州熙锐自动化设备有限公司 | Welding system of sewage separator |
| CN114515906A (en) * | 2021-11-01 | 2022-05-20 | 佛山汇百盛激光科技有限公司 | Laser cutting welding equipment |
| CN115255959A (en) * | 2022-08-16 | 2022-11-01 | 邵英杰 | Automatic welding production line for silicon steel sheets |
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2019
- 2019-11-22 CN CN201922029692.3U patent/CN211661506U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496541A (en) * | 2020-11-19 | 2021-03-16 | 东莞市德运实业有限公司 | Back plate right-angle welding process method |
| CN113245464A (en) * | 2021-06-30 | 2021-08-13 | 南通清风通用机械有限公司 | Air inlet frame forming machine of box-type ventilator |
| CN114515906A (en) * | 2021-11-01 | 2022-05-20 | 佛山汇百盛激光科技有限公司 | Laser cutting welding equipment |
| CN114515906B (en) * | 2021-11-01 | 2023-02-03 | 佛山汇百盛激光科技有限公司 | Laser cutting welding equipment |
| CN114290069A (en) * | 2021-12-29 | 2022-04-08 | 苏州常尔盛商业设备有限公司 | Bending spray welding processing line of metal workpiece and application method thereof |
| CN114393367A (en) * | 2022-03-25 | 2022-04-26 | 广州熙锐自动化设备有限公司 | Welding system of sewage separator |
| CN115255959A (en) * | 2022-08-16 | 2022-11-01 | 邵英杰 | Automatic welding production line for silicon steel sheets |
| CN115255959B (en) * | 2022-08-16 | 2023-08-15 | 邵英杰 | Automatic welding production line for silicon steel sheets |
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