CN111250903A - Gas shielded welding machine - Google Patents
Gas shielded welding machine Download PDFInfo
- Publication number
- CN111250903A CN111250903A CN202010148813.0A CN202010148813A CN111250903A CN 111250903 A CN111250903 A CN 111250903A CN 202010148813 A CN202010148813 A CN 202010148813A CN 111250903 A CN111250903 A CN 111250903A
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- China
- Prior art keywords
- fixedly connected
- assembly
- block
- welding machine
- sliding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
Abstract
The invention relates to the field of welding machines, in particular to a gas shielded welding machine, which comprises a base, a rotating assembly, a telescopic assembly, a moving assembly and a pipe clamping assembly, the rotating assembly, the telescopic assembly, the moving assembly and the pipe clamping assembly are all arranged above the base, the telescopic component and the moving component are both arranged in the rotating component, and the telescopic component is arranged above the moving component, the welding machine can be driven to rotate by the arranged rotating component when the two sections of pipes clamped in the clamping ring are connected, when rotating, the C type slider carries out the circumference and rotates in the inside annular chute of annular bracing frame, and the C type slider can drive two welding machines that are located tubular product top and below respectively and weld the junction of tubular product when rotating, need not artifical handheld welding machine and welds, and the effect to the arcwall face lines welded on tubular product surface is better.
Description
Technical Field
The invention relates to the field of welding machines, in particular to a gas shielded welding machine.
Background
The welding machine is a device for connecting metal parts by using various fusible alloys, generally adopts metallic tin as a welding material, and because the melting point of soldering tin is lower than that of the welded material, the parts can be welded by intermolecular communication on the surfaces of the parts under the condition of not being melted, and welding shielding gas can be unit gas or binary and ternary mixed gas. The purpose of adopting the welding shielding gas is to improve the quality of the welding seam, reduce the width of the heating action belt of the welding seam and avoid the oxidation of the material. The unit gas comprises argon and carbon dioxide, the binary mixed gas comprises argon and oxygen, argon and carbon dioxide, argon and helium, and argon and hydrogen mixed gas. The ternary mixed gas comprises helium, argon and carbon dioxide.
Adopt the gas shielded welding machine to be the manual work handheld welding machine mostly and weld, generally can only one-way welding, for example horizontal or vertical, this makes the great cylindric tubular product of angle ratio of welding point when welding, need constantly adjust the angle of welding machine, if welded lines are slick and sly inadequately when the tubular product surface of welding arcwall face, then can make the welded effect relatively poor, lead to the welding department of tubular product to have the gap.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a gas shielded welding machine.
The technical scheme adopted by the invention for solving the technical problems is as follows: a gas shielded welding machine comprises a base, a rotating assembly, a telescopic assembly, a moving assembly and a pipe clamping assembly, wherein the rotating assembly, the telescopic assembly, the moving assembly and the pipe clamping assembly are all arranged above the base, the telescopic assembly and the moving assembly are all arranged inside the rotating assembly, the telescopic assembly is arranged above the moving assembly, the rotating assembly comprises annular supporting frames, first supporting legs, supporting beams, connecting blocks, C-shaped sliding blocks and annular sliding grooves, the annular supporting frames are arranged in parallel, the bottoms of the two annular supporting frames are fixedly connected with the first supporting legs, one ends of the first supporting legs, far away from the annular supporting frames, are fixedly connected with the base, the side walls of the adjacent sides of the two annular supporting frames are respectively provided with the annular sliding grooves, the interiors of the annular sliding grooves are slidably connected with the C-shaped sliding blocks, the two ends of one side adjacent to the two C-shaped sliding blocks are fixedly connected with connecting blocks, a supporting cross beam is arranged between the two adjacent connecting blocks, the two ends of the supporting cross beam are respectively and fixedly connected with the two connecting blocks, the telescopic assembly comprises a hydraulic cylinder and a supporting plate, the hydraulic cylinder is fixedly connected to the plate wall of one side, far away from the two supporting cross beams, of the two supporting cross beams, the telescopic end of the hydraulic cylinder penetrates through one end of the supporting cross beam and is fixedly connected with the supporting plate, the moving assembly comprises a second groove, a second sliding block, a first lead screw, a fixed block and a welding machine, the second groove is formed in the plate wall of one side, near the two supporting plates, the second sliding block is connected with the second sliding block in a sliding mode, the first lead screw is connected to the second sliding block in a threaded mode, the two ends of the first lead screw are rotatably connected with the inner wall of, the one end fixedly connected with welding machine of second sliding block is kept away from to the fixed block, pipe fitting centre gripping subassembly includes grip ring, second supporting legs, second lead screw and grip block and constitutes, fixedly connected with second supporting legs on the lateral wall of grip ring bottom excircle side, the other end and the base fixed connection of second supporting legs, equidistant threaded connection has a plurality of second lead screw on the lateral wall of grip ring excircle side, the second lead screw passes the grip ring, the second lead screw passes and rotates on the pole wall of grip ring one end and is connected with the grip block.
Specifically, two first recess has all been seted up at the interior top of annular spout, the interior top fixed connection of first recess has elastic spring, the first sliding block of elastic spring's the first sliding block of other end fixedly connected with, first sliding block sliding connection is in the inside of first recess, elastic spring's one end fixedly connected with ball-type inserted block is kept away from to first sliding block, all correspond the ball-type inserted block on the lateral wall of C type slider both ends excircle side and seted up the slot.
Specifically, equal fixedly connected with limit slide on the lateral wall of first sliding block both sides, all correspond limit slide and seted up spacing spout on the inside wall of first recess both sides, spacing spout and limit slide phase-match set up, just limit slide sliding connection is in the inside of spacing spout.
Specifically, the both ends equal fixedly connected with gag lever post that the backup pad is close to pneumatic cylinder one side, the one end that the backup pad was kept away from to the gag lever post all passes supporting beam, just gag lever post and supporting beam sliding connection.
Specifically, the one end of first lead screw passes the backup pad, just first lead screw passes the first piece that dials of fixedly connected with on the pole wall of backup pad one end, the one end that first lead screw passed the second sliding block is passed through the bearing and is connected with the inner wall rotation of second recess, the second lead screw is kept away from fixedly connected with second and is dialled the piece on the pole wall of grip block one end.
The invention has the beneficial effects that:
(1) according to the gas shielded welding machine, the welding position of the welding machine can be adjusted in real time through the telescopic assembly and the moving assembly, the hydraulic cylinder in the telescopic assembly can drive the supporting plates to lift, so that the welding machine on the two supporting plates can be driven to adjust in the vertical direction, the first lead screw in the moving assembly can drive the second sliding block to slide in the second groove when rotating, and the second sliding block can drive the welding machine on the fixing block to move in the horizontal direction when sliding, so that the welding position of the welding machine can be adjusted.
(2) According to the gas shielded welding machine, the rotating assembly can drive the welding machine to rotate when the welding machine is connected with two sections of pipes clamped in the clamping ring, the C-shaped sliding block rotates circumferentially in the annular sliding groove in the annular supporting frame, the C-shaped sliding block can drive the two welding machines respectively positioned above and below the pipes to weld the connection positions of the pipes when rotating, manual operation for welding by holding the welding machine is not needed, and the effect of welding arc-shaped surface lines on the surfaces of the pipes is better.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a gas shielded welding machine according to the present invention;
FIG. 2 is a schematic structural diagram of a C-shaped slider in a gas shielded welding machine according to the present invention;
FIG. 3 is a schematic bottom view of a support plate of a gas shielded welding machine according to the present invention;
FIG. 4 is a schematic structural diagram of a pipe clamping assembly in a gas shielded welding machine according to the present invention;
FIG. 5 is an enlarged view of a portion A of a gas shielded welding machine according to the present invention;
FIG. 6 is an enlarged view of a portion B of a gas shielded welding machine according to the present invention.
In the figure: 1. a base; 2. a rotating assembly; 21. an annular support frame; 22. a first supporting leg; 23. a support beam; 24. connecting blocks; 25. a C-shaped sliding block; 26. an annular chute; 27. a first groove; 28. an elastic spring; 29. a first slider; 210. a spherical insert block; 211. a slot; 212. a limiting slide block; 213. a limiting chute; 3. a telescoping assembly; 31. a hydraulic cylinder; 32. a support plate; 33. a limiting rod; 4. a moving assembly; 41. a second groove; 42. a second slider; 43. a first lead screw; 44. a first toggle block; 45. a bearing; 46. a fixed block; 47. welding machine; 5. a tube gripping assembly; 51. a clamp ring; 52. a second support leg; 53. a second lead screw; 54. a clamping block; 55. and a second toggle block.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, the gas shielded welding machine according to the present invention comprises a base 1, a rotating assembly 2, a telescopic assembly 3, a moving assembly 4 and a pipe clamping assembly 5, wherein the rotating assembly 2, the telescopic assembly 3, the moving assembly 4 and the pipe clamping assembly 5 are all disposed above the base 1, the telescopic assembly 3 and the moving assembly 4 are all disposed inside the rotating assembly 2, the telescopic assembly 3 is disposed above the moving assembly 4, the rotating assembly 2 comprises two annular support frames 21, first support legs 22, support beams 23, connecting blocks 24, C-shaped sliders 25 and annular sliding grooves 26, the annular support frames 21 are disposed in parallel, the first support legs 22 are fixedly connected to the bottoms of the two annular support frames 21, and one ends of the first support legs 22 far away from the annular support frames 21 are fixedly connected to the base 1, the side walls of the adjacent sides of the two annular supporting frames 21 are respectively provided with an annular sliding groove 26, the inside of the annular sliding groove 26 is slidably connected with a C-shaped sliding block 25, two ends of the adjacent side of the two C-shaped sliding blocks 25 are respectively and fixedly connected with a connecting block 24, a supporting beam 23 is arranged between the two adjacent connecting blocks 24, two ends of the supporting beam 23 are respectively and fixedly connected with the two connecting blocks 24, the telescopic assembly 3 comprises a hydraulic cylinder 31 and a supporting plate 32, the hydraulic cylinder 31 is fixedly connected to the plate wall of the opposite far side of the two supporting beams 23, the telescopic end of the hydraulic cylinder 31 penetrates through one end of the supporting beam 23 and is fixedly connected with the supporting plate 32, the moving assembly 4 comprises a second groove 41, a second sliding block 42, a first screw rod 43, a fixed block 46 and a welding machine 47, the second groove 41 is arranged on the plate wall of the adjacent, a second sliding block 42 is connected inside the second groove 41 in a sliding manner, a first screw rod 43 is connected on the second sliding block 42 in a threaded manner, two ends of the first screw rod 43 are rotatably connected with the inner wall of the second groove 41, one end of the second sliding block 42 far away from the second groove 41 is fixedly connected with a fixed block 46, one end of the fixed block 46, which is far away from the second sliding block 42, is fixedly connected with a welding machine 47, the pipe fitting clamping assembly 5 comprises a clamping ring 51, a second supporting foot 52, a second screw rod 53 and a clamping block 54, a second supporting foot 52 is fixedly connected to the side wall of the outer circle side of the bottom of the clamping ring 51, the other end of the second supporting foot 52 is fixedly connected with the base 1, a plurality of second screw rods 53 are connected with the side wall of the excircle side of the clamping ring 51 at equal intervals, the second lead screw 53 penetrates through the clamping ring 51, and the clamping block 54 is rotatably connected to the rod wall of one end of the second lead screw 53 penetrating through the clamping ring 51.
Specifically, two first grooves 27 have been all seted up at the interior top of annular spout 26, the interior top fixedly connected with elastic spring 28 of first groove 27, the first sliding block 29 of other end fixedly connected with of elastic spring 28, first sliding block 29 sliding connection is in the inside of first groove 27, the one end fixedly connected with ball-type inserted block 210 that elastic spring 28 was kept away from to first sliding block 29, all correspond ball-type inserted block 210 on the lateral wall of the excircle side in C type slider 25 both ends and seted up slot 211, when using, elastic spring 28 can provide an elasticity for first sliding block 29, and first sliding block 29 can promote ball-type inserted block 210 and peg graft in the inside of slot 211 under the effect of elasticity for C type slider 25 can carry out spacing in the inside of annular spout 26.
Specifically, equal fixedly connected with limit slide 212 on the lateral wall of first sliding block 29 both sides, all correspond limit slide 212 on the inside wall of first recess 27 both sides and seted up limit chute 213, limit chute 213 sets up with limit slide 212 phase-match, just limit slide 212 sliding connection is in limit chute 213's inside, and when using, first sliding block 29 can drive limit slide 212 and slide in limit chute 213's inside when the inside of first recess 27 slides, and limit slide 212 can make first sliding block 29 slide more stable when the inside of limit chute 213 slides.
Specifically, the equal fixedly connected with gag lever post 33 in both ends that backup pad 32 is close to pneumatic cylinder 31 one side, the one end that backup pad 32 was kept away from to gag lever post 33 all passes supporting beam 23, just gag lever post 33 and supporting beam 23 sliding connection, when using, backup pad 32 can stretch out and draw back under the drive of the flexible end of pneumatic cylinder 31, and backup pad 32 can drive gag lever post 33 when stretching out and drawing back and slide for more stability when backup pad 32 goes up and down.
Specifically, one end of the first lead screw 43 penetrates through the support plate 32, the first poking block 44 is fixedly connected to the rod wall of the end of the first lead screw 43 penetrating through the support plate 32, when the device is used, the first poking block 44 can increase the force arm of the first lead screw 43, so that the first lead screw 43 can conveniently save force when rotating, one end of the first lead screw 43 penetrating through the second sliding block 42 is rotatably connected with the inner wall of the second groove 41 through the bearing 45, when the device is used, the first lead screw 43 is driven to rotate by the first poking block 44, the first lead screw 43 rotates inside the second groove 41, the bearing 45 can enable the first lead screw 43 to more stably rotate inside the second groove 41, the second poking block 55 is fixedly connected to the rod wall of the end of the second lead screw 53 far away from the clamping block 54, when the device is used, the second poking block 55 can increase the force arm of the second lead screw 53, after the force arm of the second screw 53 is increased, the second screw 53 can be more convenient and labor-saving when rotating.
When the welding machine is used, two sections of circular pipes to be welded are respectively inserted into the two clamping rings 51 at the two ends of the top of the base 1, the second poking block 55 drives the second screw rod 53 to rotate, the second screw rod 53 can move towards the position of the circle center of the clamping ring 51 when rotating, so that the second screw rod 53 drives the clamping block 54 to move towards the position of the circle center of the clamping ring 51, the clamping block 54 moves towards the position of the circle center to clamp the circular pipes, the welding ends of the two sections of pipes to be welded after clamping are contacted with each other, when welding is performed, the hydraulic cylinder 31 is started according to the distance between the pipes to be welded and the welding machine 47, the telescopic end of the hydraulic cylinder 31 drives the supporting plate 32 to move towards the pipes, the supporting plate 32 can drive the welding machine 47 to move towards the pipes when moving, so that the welding head of the welding machine 47 is contacted with the arc, stir supporting beam 23, supporting beam 23 drives the C type slider 25 at both ends and rotates in annular chute 26 inside annular bracing frame 21, supporting beam 23 can drive the welding end of welding machine 47 when carrying out the circumferential rotation and rotate on the outer wall of tubular product, thereby accomplish the arcwall face welding of tubular product, when the position on the welded horizontal plane of needs adjustment tubular product, the inside first lead screw 43 of removal subassembly 4 can drive second sliding block 42 when rotating and slide in the inside of second recess 41, second sliding block 42 can drive welding machine 47 on the fixed block 46 when sliding and carry out the ascending removal of horizontal direction, thereby can realize the adjustment to welding machine 47 welding position.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The gas shielded welding machine is characterized by comprising a base (1), a rotating assembly (2), a telescopic assembly (3), a moving assembly (4) and a pipe clamping assembly (5), wherein the rotating assembly (2), the telescopic assembly (3), the moving assembly (4) and the pipe clamping assembly (5) are arranged above the base (1), the telescopic assembly (3) and the moving assembly (4) are arranged inside the rotating assembly (2), and the telescopic assembly (3) is arranged above the moving assembly (4);
the rotating assembly (2) comprises annular support frames (21), first support feet (22), support cross beams (23), connecting blocks (24), C-shaped sliding blocks (25) and annular sliding grooves (26), wherein the annular support frames (21) are arranged in parallel, the bottom of each annular support frame (21) is fixedly connected with the first support feet (22), one ends of the first support feet (22), far away from the annular support frames (21), are fixedly connected with the base (1), the side walls of the adjacent sides of the two annular support frames (21) are respectively provided with the annular sliding grooves (26), the inner parts of the annular sliding grooves (26) are slidably connected with the C-shaped sliding blocks (25), the two ends of the adjacent sides of the two C-shaped sliding blocks (25) are respectively fixedly connected with the connecting blocks (24), and the support cross beams (23) are arranged between the two adjacent connecting blocks (24), two ends of the supporting beam (23) are respectively fixedly connected with the two connecting blocks (24);
the telescopic assembly (3) comprises a hydraulic cylinder (31) and a support plate (32), the hydraulic cylinder (31) is fixedly connected to the plate wall of one side, far away from the two support beams (23), of the two support beams, and the telescopic end of the hydraulic cylinder (31) penetrates through one end of each support beam (23) and is fixedly connected with the support plate (32);
the moving assembly (4) comprises a second groove (41), a second sliding block (42), a first screw rod (43), a fixed block (46) and a welding machine (47), the second groove (41) is formed in the plate wall on one side adjacent to the two support plates (32), the second sliding block (42) is connected to the inside of the second groove (41) in a sliding mode, the first screw rod (43) is connected to the second sliding block (42) in a threaded mode, the two ends of the first screw rod (43) are rotatably connected with the inner wall of the second groove (41), the fixed block (46) is fixedly connected to one end, far away from the second groove (41), of the second sliding block (42), and the welding machine (47) is fixedly connected to one end, far away from the second sliding block (42), of the fixed block (46);
pipe fitting centre gripping subassembly (5) include grip ring (51), second supporting legs (52), second lead screw (53) and grip block (54) are constituteed, fixedly connected with second supporting legs (52) on the lateral wall of grip ring (51) bottom excircle side, the other end and base (1) fixed connection of second supporting legs (52), equidistant threaded connection has a plurality of second lead screw (53) on the lateral wall of grip ring (51) excircle side, grip ring (51) is passed in second lead screw (53), second lead screw (53) are passed and are rotated on the pole wall of grip ring (51) one end and are connected with grip block (54).
2. A gas shielded welding machine as defined in claim 1 wherein: two first recess (27) have all been seted up at the interior top of annular spout (26), the interior top fixed connection of first recess (27) has elastic spring (28), the first sliding block (29) of the other end fixedly connected with of elastic spring (28), first sliding block (29) sliding connection is in the inside of first recess (27), the one end fixedly connected with ball-type inserted block (210) of elastic spring (28) are kept away from in first sliding block (29), all correspond ball-type inserted block (210) on the lateral wall of C type slider (25) both ends excircle side and seted up slot (211).
3. A gas shielded welding machine as defined in claim 2 wherein: equal fixedly connected with limit slide (212) on the lateral wall of first sliding block (29) both sides, all correspond limit slide (212) on the inside wall of first recess (27) both sides and seted up limit chute (213), limit chute (213) and limit slide (212) phase-match set up, just limit slide (212) sliding connection is in the inside of limit chute (213).
4. A gas shielded welding machine as defined in claim 1 wherein: the supporting plate (32) is close to the equal fixedly connected with gag lever post (33) in both ends on one side of pneumatic cylinder (31), supporting beam (23) is all passed to the one end that backup pad (32) were kept away from in gag lever post (33), just gag lever post (33) and supporting beam (23) sliding connection.
5. A gas shielded welding machine as defined in claim 1 wherein: one end of the first screw rod (43) penetrates through the supporting plate (32), and a first poking block (44) is fixedly connected to the rod wall of one end of the first screw rod (43) penetrating through the supporting plate (32); one end of the first screw rod (43) penetrating through the second sliding block (42) is rotatably connected with the inner wall of the second groove (41) through a bearing (45); and a second toggle block (55) is fixedly connected to the rod wall of one end, far away from the clamping block (54), of the second screw rod (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010148813.0A CN111250903A (en) | 2020-03-05 | 2020-03-05 | Gas shielded welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010148813.0A CN111250903A (en) | 2020-03-05 | 2020-03-05 | Gas shielded welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111250903A true CN111250903A (en) | 2020-06-09 |
Family
ID=70941866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010148813.0A Withdrawn CN111250903A (en) | 2020-03-05 | 2020-03-05 | Gas shielded welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111250903A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958989A (en) * | 2021-01-22 | 2021-06-15 | 南京工程学院 | Metal material processing and welding equipment and using method thereof |
| CN113634981A (en) * | 2021-08-29 | 2021-11-12 | 陈宏� | Welding system and welding method based on industrial manufacturing |
| CN115319229A (en) * | 2022-10-12 | 2022-11-11 | 江苏新宏大集团有限公司 | Pipeline welding machine |
-
2020
- 2020-03-05 CN CN202010148813.0A patent/CN111250903A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958989A (en) * | 2021-01-22 | 2021-06-15 | 南京工程学院 | Metal material processing and welding equipment and using method thereof |
| CN113634981A (en) * | 2021-08-29 | 2021-11-12 | 陈宏� | Welding system and welding method based on industrial manufacturing |
| CN115319229A (en) * | 2022-10-12 | 2022-11-11 | 江苏新宏大集团有限公司 | Pipeline welding machine |
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Application publication date: 20200609 |