CN112453921A - Plate cutting and welding equipment - Google Patents
Plate cutting and welding equipment Download PDFInfo
- Publication number
- CN112453921A CN112453921A CN202011253200.XA CN202011253200A CN112453921A CN 112453921 A CN112453921 A CN 112453921A CN 202011253200 A CN202011253200 A CN 202011253200A CN 112453921 A CN112453921 A CN 112453921A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/06—Metal-working plant comprising a number of associated machines or apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- Mechanical Engineering (AREA)
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Abstract
The invention provides a sheet material cutting and welding device, wherein a coiled material unreeled from an unreeling mechanism firstly enters a first calibration mechanism, the coiled material is calibrated and then enters a leveling mechanism for leveling, the sheet material is leveled and then enters a first cutting mechanism for perforating and cutting the sheet material, the cut sheet material enters a second calibration mechanism for calibration, the calibrated sheet material enters a clamping and conveying mechanism for clamping and discontinuously feeding, a second cutting mechanism cuts off the sheet material, a second clamping and rotating mechanism firstly clamps the right end of the sheet material, after the sheet material is cut off, the first clamping and rotating mechanism clamps the left end of the sheet material, the first clamping and rotating mechanism and the second clamping and rotating mechanism rotate simultaneously, so that the sheet material is cylindrical, the front end and the rear end of the sheet material are connected together, the welding and clamping mechanism clamps the sheet material, and the welding mechanism welds the sheet material, and the welded material falls into a discharge conveyer belt and is sent. The invention can realize the full-automatic process of cutting holes and welding after bending the coil stock, thereby greatly improving the production efficiency.
Description
Technical Field
The invention relates to the technical field of plate processing equipment, in particular to plate cutting and welding equipment.
Background
The material that is used for producing the kettle inner bag at present adopts the stainless steel, earlier just cuts the hole with the stainless steel coil stock flattening, cut the hole after reuse bending device and bend the board material, and after the bending, adopt positioning mechanism to fix a position it, weld again after the location, the equipment that whole production process used is more, and the in-process of many times conversion equipment, product location is inaccurate, and production efficiency is low.
Disclosure of Invention
Aiming at the problems, the invention provides the plate cutting and welding equipment which is fully automatically processed, does not need to position plates for many times, reduces errors and improves the production efficiency.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a sheet material cutting welding equipment which characterized in that: the automatic sheet cutting machine comprises an unwinding mechanism, a first calibration mechanism, a leveling mechanism, a first cutting mechanism, a second calibration mechanism, a clamping and conveying mechanism, a second cutting mechanism, a first clamping and rotating mechanism, a second clamping and rotating mechanism, a welding clamping mechanism and a discharging and conveying belt which are arranged on a frame of the whole machine in sequence from left to right, wherein a coil unwound by the unwinding mechanism enters the first calibration mechanism firstly, enters the leveling mechanism for leveling after calibration, enters the first cutting mechanism for perforating and cutting a sheet after the sheet is leveled, enters the second calibration mechanism for calibration after the cut sheet enters the clamping and conveying mechanism for clamping and discontinuously feeding, the second cutting mechanism cuts the sheet, the second clamping and rotating mechanism clamps the right end of the sheet firstly, after the sheet is cut, the first clamping and rotating mechanism clamps the left end of the material, and the first clamping and rotating mechanisms rotate simultaneously, the welding mechanism welds the plate, and the welded material falls into the discharging conveyer belt and is sent out.
Preferably, the first calibration mechanism and the second calibration mechanism have the same structure, the first calibration mechanism comprises a calibration seat which slides back and forth on the frame of the whole machine, and two rows of calibration rollers which are arranged on the calibration seat, and the frame is provided with a telescopic mechanism for driving the calibration seat to move back and forth.
Preferably, the first cutting mechanism and the second cutting mechanism have the same structure, the first cutting mechanism comprises a first cutting frame which slides left and right on the whole machine frame, a rack is arranged on the whole machine frame, a left cutting motor and a right cutting motor are arranged at the bottom of the first cutting frame, the tail ends of the left cutting motor and the right cutting motor are connected with a gear matched with the rack, so that the first cutting frame is driven to move left and right, a cutting moving seat along the width direction of the whole machine frame is arranged at the top of the first cutting frame in a sliding mode, a cutting lifting plate is arranged on the cutting moving seat in a sliding mode along the vertical direction, and a first laser cutting mechanism is installed on the cutting lifting plate.
Preferably, first double-layered material rotary mechanism is the same with second double-layered material rotary mechanism structure, second double-layered material rotary mechanism is including following whole frame length direction sliding connection's double-layered material sliding seat, rotationally is connected with the dwang on this double-layered material sliding seat, and dwang end-to-end connection has a double-layered material seat, install first double-layered material motor on the double-layered material seat and press from both sides the material piece by first double-layered material motor driven two removals, be equipped with in the whole frame by motor drive's belt, belt connection double-layered material sliding seat is used for driving its removal, install the rotation motor on the double-layered material sliding seat, should rotate the motor working end and connect the dwang is used for driving the double-layered material seat rotates.
Preferably, the welding mechanism comprises a welding rack and a welding head which is connected to the welding rack in a sliding mode in the vertical direction, a welding lifting motor is installed on the welding rack, and the welding lifting motor is connected to the welding head and used for driving the welding head to lift.
Preferably, the welding material clamping mechanism comprises a welding material clamping frame which is connected to the whole machine frame in a sliding mode along the width direction of the whole machine frame, a welding moving motor is arranged on the welding material clamping frame and used for driving the welding material clamping frame to move, the welding material clamping frame is connected with two welding material clamping blocks in a sliding mode along the vertical direction, a second material clamping motor is arranged on the welding material clamping frame and used for driving the two welding material clamping blocks to move, a notch which is through up and down is formed in the upper portion of the welding material clamping block located above the welding material clamping frame, a welding head can extend into the notch, and the welding head can weld the plate located between the two welding material clamping blocks.
Preferably, a receiving hopper is arranged below the welding mechanism, the receiving hopper is arranged below the welding head, and the receiving hopper is connected with the discharging conveyer belt.
The invention has the beneficial effects that:
this use novel full automated processing, what enter is the coil stock, what come out is promptly to open the hole by welded product, need not to advance line location many times to the plate, reduce the error to improve production efficiency.
Drawings
FIG. 1 is a perspective view of an embodiment;
FIG. 2 is a perspective view of another perspective of the embodiment;
figure 3 is a perspective view of the first calibration means 2 in combination with the flattening means 3;
fig. 4 is a perspective view of the first cutting mechanism 4;
fig. 5 is a perspective view of the combination of the second aligning mechanism 5 and the gripping and conveying mechanism 6;
fig. 6 is a perspective view of the second cutting mechanism 7;
fig. 7 is a perspective view of the first material clamping rotation mechanism 8 and the second material clamping rotation mechanism 9;
FIG. 8 is a perspective view of the welding mechanism 10;
fig. 9 is a perspective view of the welding material clamping mechanism 11.
Detailed Description
The technical solution of the present invention is described below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 9, the sheet cutting and welding apparatus according to this embodiment includes, from left to right, an unwinding mechanism 1, a first calibration mechanism 2, a leveling mechanism 3, a first cutting mechanism 4, a second calibration mechanism 5, a clamping and conveying mechanism 6, a second cutting mechanism 7, a first clamping and rotating mechanism 8, a second clamping and rotating mechanism 9, a welding mechanism 10, a welding and clamping mechanism 11, and a discharging and conveying belt 12, which are installed on a frame 100 of the entire machine, wherein the first calibration mechanism 2 and the second calibration mechanism 5 have the same structure, the first calibration mechanism 2 includes a calibration base 201 sliding forward and backward on the frame 100 of the entire machine, two rows of calibration rollers 202 installed on the calibration base 201, and a telescopic mechanism installed on the frame 100 of the entire machine is used for driving the calibration base 201 to move forward and backward, so that a roll discharged from the unwinding mechanism 1 enters the leveling mechanism 3 in an aligned manner, the telescopic mechanism adopts the following structure: the device comprises a reciprocating motor 203 arranged on the whole machine frame 100, wherein the reciprocating motor 203 is connected with the calibration base 201, so that the calibration base 201 is driven to move back and forth. The leveling mechanism 3 is composed of a plurality of vertically arranged press rollers, the upper press roller is driven by a leveling motor 301 to be pressed downwards for leveling the coiled material, the side surface of one of the press rollers is also connected with a first feeding motor 302, and the first feeding motor 302 drives the corresponding press roller to be used for conveying the coiled material. The first cutting mechanism 4 and the second cutting mechanism 7 have the same structure, the first cutting mechanism 4 comprises a first cutting frame 401 sliding left and right on the whole machine frame 100, a rack is arranged on the whole machine frame 100, a left cutting motor 402 and a right cutting motor 402 are arranged at the bottom of the first cutting frame 401, a gear matched with the rack is connected to the tail end of the left cutting motor 402 and the tail end of the right cutting motor 402, so that the first cutting frame 401 is driven to move left and right, a cutting moving seat 403 along the width direction of the whole machine frame 100 is arranged at the top of the first cutting frame 401 in a sliding mode, the cutting moving seat 403 is driven to move back and forth by a front cutting motor 407, a cutting lifting plate 404 is arranged on the cutting moving seat 403 in a sliding mode along the vertical direction, and a cutting lifting motor 408 is arranged on the cutting moving seat 403 to drive. The cutting lifting plate 404 is provided with a first laser cutting mechanism 405, a bracket 406 for placing a plate is arranged below the first laser cutting mechanism 405, the first cutting mechanism 4 is used for opening a hole, and the second cutting mechanism 7 is used for cutting the plate, so that the second cutting mechanism 7 is different from the first cutting mechanism 4 in that a second cutting frame 701 of the second cutting mechanism 7 is fixedly arranged on the whole machine frame 100, and other parts are the same as the first cutting mechanism 4. The clamping and conveying mechanism 6 clamps and conveys the plate, one of the press rollers is connected with a second feeding motor 601, when the plate is cut, the second feeding motor 601 stops rotating, the clamping and conveying mechanism 6 compresses the plate for cutting, and when the plate is cut, the second feeding motor 601 works for feeding.
Specifically, the first material clamping rotating mechanism 8 and the second material clamping rotating mechanism 9 have the same structure, the second material clamping rotating mechanism 9 includes a material clamping sliding seat 901 slidably connected along the length direction of the whole machine frame 100, a rotating rod 902 is rotatably connected to the material clamping sliding seat 901, the end of the rotating rod 902 is connected to a material clamping seat 903, a first material clamping motor 904 and two movable material clamping blocks 905 driven by the first material clamping motor 904 are mounted on the material clamping seat 903, the first material clamping motor 904 is a linear motor, the working end of the first material clamping motor 904 is hinged to two connecting rods, each connecting rod is hinged to a gear rotatably connected to the material clamping sliding seat 901, the two movable material clamping blocks 905 are slidably connected to the material clamping sliding seat 901 along the vertical direction, and the side edge of the movable material clamping block 905 has a rack engaged with the gear, so that the first material clamping motor 904 operates to drive the two gears to rotate through the two connecting rods, thereby driving the two movable clamping blocks 905 to move in opposite directions or back to back for clamping or loosening the plate. The whole machine frame 100 is provided with a belt 906 driven by a motor, the belt 906 is connected with a material clamping sliding seat 901 for driving the material clamping sliding seat to move, a rotating motor 907 is installed on the material clamping sliding seat 901, the working end of the rotating motor 907 is connected with a rotating rod 902 for driving the material clamping seat 903 to rotate, so that after a plate is clamped by a first material clamping rotating mechanism 8, the plate can move along the length direction of the whole machine frame 100 and can rotate by an angle, the first material clamping rotating mechanism 8 is matched with a second material clamping rotating mechanism 9 to respectively clamp two ends of the plate, the plate can be bent, the two ends of the plate can be butted, and subsequent welding is facilitated.
Specifically, the welding mechanism 10 includes a welding frame 101 and a welding head 102 slidably connected to the welding frame 101 along a vertical direction, a welding lifting motor 103 is installed on the welding frame 101, the welding lifting motor 103 is a linear motor, and the welding lifting motor 103 is connected to the welding head 102 for driving the welding head 102 to lift. The welding material clamping mechanism 11 comprises a welding material clamping rack 111 connected to the whole machine rack 100 in a sliding manner along the width direction of the whole machine rack 100, a welding moving motor 112 is mounted on the welding material clamping rack 111, a rack is arranged on the whole machine rack 100, a gear matched with the rack is connected to the tail end of the welding moving motor 112 and used for driving the welding material clamping rack 111 to move, two welding material clamping blocks 113 are connected to the welding material clamping rack 111 in a sliding manner, the driving mode and the connection structure of the two welding material clamping blocks 113 are the same as those of the two moving material clamping blocks 805, namely, the two welding material clamping blocks 113 are connected to the welding material clamping rack 111 in a sliding manner along the vertical direction, a second material clamping motor 115 is mounted on the welding material clamping rack 111, and the second material clamping motor 115 drives the two gears to rotate through two connecting rods. The upper part of the upper welding clamping block 113 is provided with a notch 114 which is through from top to bottom, and the notch 114 can be used for the welding head 102 to extend into, so that the welding head 102 can weld the plate material between the two welding clamping blocks 113.
Specifically, a receiving hopper 13 is arranged below the welding mechanism 10, the receiving hopper 13 is arranged below the welding head 102, and the receiving hopper 13 is connected with the discharging conveyer belt 12, so that the welded materials can be smoothly sent out.
When the invention works, a coil unreeled by an unreeling mechanism 1 firstly enters a first calibration mechanism 2, the coil is leveled by a leveling mechanism 3 after being calibrated, the plate is cut, such as holed, by a first cutting mechanism 4 after being leveled, the cut plate enters a second calibration mechanism 5 to be calibrated, the plate after being calibrated enters a clamping and conveying mechanism 6 to be clamped, the clamping and conveying mechanism 6 carries out discontinuous conveying, when the clamping and conveying mechanism 6 stops feeding, a second cutting mechanism 7 cuts off the plate, before the plate is cut off, the first clamping and rotating mechanism 8 and the second clamping and rotating mechanism 9 are both positioned at the leftmost side, during the cutting off process, the second clamping and rotating mechanism 9 positioned at the right end firstly clamps the right end of the plate (the plate is provided with a small section protruding out of the second clamping and rotating mechanism 9), after the plate is cut off, the second clamping and rotating mechanism 9 moves to the right until the left end of the plate is positioned at the first clamping and rotating mechanism 8, the first material clamping rotating mechanism 8 clamps materials (a small section of the plate material protrudes out of the first material clamping rotating mechanism 8), the first material clamping rotating mechanism 8 and the second material clamping rotating mechanism 9 rotate simultaneously, so that the plate material is cylindrical, the front end and the rear end of the plate material are butted together, the welding material clamping mechanism 11 is at a position far away from the first material clamping rotating mechanism 8, when the first material clamping rotating mechanism 8 and the second material clamping rotating mechanism 9 move to the position of the welding mechanism 10, the welding material clamping rack 111 on the welding material clamping mechanism 11 moves, so that the two welding material clamping blocks 113 are located at the butt joint of the two ends of the plate material, the two welding material clamping blocks 113 clamp the plate material, and the welding head 102 extends into the notch 114 and contacts the butt joint of the plate material to weld.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (7)
1. The utility model provides a sheet material cutting welding equipment which characterized in that: the automatic sheet cutting machine comprises an unwinding mechanism, a first calibration mechanism, a leveling mechanism, a first cutting mechanism, a second calibration mechanism, a clamping and conveying mechanism, a second cutting mechanism, a first clamping and rotating mechanism, a second clamping and rotating mechanism, a welding clamping mechanism and a discharging and conveying belt which are arranged on a frame of the whole machine in sequence from left to right, wherein a coil unwound by the unwinding mechanism enters the first calibration mechanism firstly, enters the leveling mechanism for leveling after calibration, enters the first cutting mechanism for perforating and cutting a sheet after the sheet is leveled, enters the second calibration mechanism for calibration after the cut sheet enters the clamping and conveying mechanism for clamping and discontinuously feeding, the second cutting mechanism cuts the sheet, the second clamping and rotating mechanism clamps the right end of the sheet firstly, after the sheet is cut, the first clamping and rotating mechanism clamps the left end of the material, and the first clamping and rotating mechanisms rotate simultaneously, the welding mechanism welds the plate, and the welded material falls into the discharging conveyer belt and is sent out.
2. A sheet cutting and welding apparatus as defined in claim 1, wherein: the first calibration mechanism and the second calibration mechanism are identical in structure, the first calibration mechanism comprises a calibration seat which slides on the whole machine frame back and forth, and two rows of calibration rollers which are arranged on the calibration seat, and a telescopic mechanism which is used for driving the calibration seat to move back and forth is arranged on the machine frame.
3. A sheet cutting and welding apparatus as defined in claim 1, wherein: the first cutting mechanism and the second cutting mechanism are identical in structure, the first cutting mechanism comprises a first cutting rack which slides left and right on the whole machine rack, a rack is arranged on the whole machine rack, a left cutting motor and a right cutting motor are arranged at the bottom of the first cutting rack, the tail ends of the left cutting motor and the right cutting motor are connected with a gear matched with the rack, so that the first cutting rack is driven to move left and right, a cutting moving seat along the width direction of the whole machine rack is arranged at the top of the first cutting rack in a sliding mode, a cutting lifting plate is arranged on the cutting moving seat in a sliding mode along the vertical direction, and a first laser cutting mechanism is installed on the cutting lifting plate.
4. A sheet cutting and welding apparatus as defined in claim 1, wherein: first double-layered material rotary mechanism is the same with second double-layered material rotary mechanism structure, second double-layered material rotary mechanism is including following whole frame length direction sliding connection's double-layered material sliding seat, rotationally is connected with the dwang on this double-layered material sliding seat, and dwang end-to-end connection has a double-layered material seat, install first double-layered material motor on the double-layered material seat and press from both sides the material piece by two removal of first double-layered material motor drive, be equipped with by motor drive's belt in the whole frame, belt connection double-layered material sliding seat is used for driving its removal, install the rotation motor on the double-layered material sliding seat, this rotation motor work end is connected the dwang is used for driving the double-layered material seat rotates.
5. A sheet cutting and welding apparatus as defined in claim 1, wherein: the welding mechanism comprises a welding rack and a welding head which is connected to the welding rack in a sliding mode in the vertical direction, a welding lifting motor is installed on the welding rack, and the welding lifting motor is connected to the welding head and used for driving the welding head to lift.
6. A sheet cutting and welding apparatus as defined in claim 5, wherein: the welding material clamping mechanism comprises a welding material clamping frame which is connected to the whole machine frame in a sliding mode along the width direction of the whole machine frame, a welding moving motor is arranged on the welding material clamping frame and used for driving the welding material clamping frame to move, the welding material clamping frame is connected with two welding material clamping blocks in a sliding mode along the vertical direction, a second material clamping motor is arranged on the welding material clamping frame and used for driving the two welding material clamping blocks to move, a notch which is through up and down is formed in the upper portion of the welding material clamping block located above the welding material clamping frame, a welding head can stretch into the notch, and the welding head can weld the plate located between the two welding material clamping blocks.
7. A sheet cutting and welding apparatus as defined in claim 1, wherein: and a material receiving hopper is arranged below the welding mechanism, the material receiving hopper is arranged below the welding head, and the material receiving hopper is connected with the discharging conveyer belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011253200.XA CN112453921A (en) | 2020-11-11 | 2020-11-11 | Plate cutting and welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011253200.XA CN112453921A (en) | 2020-11-11 | 2020-11-11 | Plate cutting and welding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112453921A true CN112453921A (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011253200.XA Pending CN112453921A (en) | 2020-11-11 | 2020-11-11 | Plate cutting and welding equipment |
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| Country | Link |
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| CN (1) | CN112453921A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101893A (en) * | 2021-10-18 | 2022-03-01 | 上海友升铝业股份有限公司 | Aluminum alloy double-sided friction stir welding process |
| CN114505582A (en) * | 2021-11-01 | 2022-05-17 | 佛山汇百盛激光科技有限公司 | Laser cutting welding equipment |
| CN114515968A (en) * | 2022-03-04 | 2022-05-20 | 宜兴广豪科技有限公司 | Skirtboard processing device for concrete pipe pile and using method thereof |
| CN114952207A (en) * | 2022-05-11 | 2022-08-30 | 安平县宏鹏电器科技有限公司 | Steel grating trimming process |
-
2020
- 2020-11-11 CN CN202011253200.XA patent/CN112453921A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101893A (en) * | 2021-10-18 | 2022-03-01 | 上海友升铝业股份有限公司 | Aluminum alloy double-sided friction stir welding process |
| CN114505582A (en) * | 2021-11-01 | 2022-05-17 | 佛山汇百盛激光科技有限公司 | Laser cutting welding equipment |
| 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 |
| CN114515968A (en) * | 2022-03-04 | 2022-05-20 | 宜兴广豪科技有限公司 | Skirtboard processing device for concrete pipe pile and using method thereof |
| CN114515968B (en) * | 2022-03-04 | 2023-12-19 | 宜兴广豪科技有限公司 | Skirtboard processing device for concrete pipe pile and application method thereof |
| CN114952207A (en) * | 2022-05-11 | 2022-08-30 | 安平县宏鹏电器科技有限公司 | Steel grating trimming process |
| CN114952207B (en) * | 2022-05-11 | 2023-06-16 | 安平县宏鹏电器科技有限公司 | Steel grating trimming process |
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