CN110744241A - Steel reinforcement cage welding set for municipal works pile foundation - Google Patents
Steel reinforcement cage welding set for municipal works pile foundation Download PDFInfo
- Publication number
- CN110744241A CN110744241A CN201911041621.3A CN201911041621A CN110744241A CN 110744241 A CN110744241 A CN 110744241A CN 201911041621 A CN201911041621 A CN 201911041621A CN 110744241 A CN110744241 A CN 110744241A
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- Prior art keywords
- rod
- reinforcement cage
- welding device
- pile foundation
- welding
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- 238000003466 welding Methods 0.000 title claims abstract description 63
- 230000002787 reinforcement Effects 0.000 title claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 title claims description 20
- 239000010959 steel Substances 0.000 title claims description 20
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 230000006978 adaptation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000009323 psychological health Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000004630 mental health Effects 0.000 description 2
- 244000309464 bull Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Classifications
-
- 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
-
- 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
- B23K37/006—Safety devices
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
-
- 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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention belongs to the field of welding of reinforcement cages, in particular to a reinforcement cage welding device for a municipal engineering pile foundation, which aims at solving the problems that the prior welding device is not provided with a good fixing device, so that the reinforcement cage is easy to shake in the welding process, meanwhile, welding sparks can be quickly and randomly shot in the welding process, and other personnel are easy to be splashed, and the welding device comprises a workbench, wherein a support rod is arranged on the workbench, a cross rod is arranged at one end of the support rod, a telescopic cylinder is arranged on the cross rod, and a telescopic rod is arranged at one side of the telescopic cylinder. The physical and psychological health of workers is protected, and the use is convenient.
Description
Technical Field
The invention relates to the technical field of reinforcement cage welding, in particular to a reinforcement cage welding device for a municipal engineering pile foundation.
Background
The reinforcement cage mainly plays a role in the same way as the stress of longitudinal reinforcements of the column, and mainly plays a role in tensile strength, the compressive strength of concrete is high, but the tensile strength is very low, and the reinforcement cage plays a role in restraining the concrete of the pile body, so that the reinforcement cage can bear a certain horizontal force.
When the steel reinforcement cage is welding, traditional welding set does not have fine fixing device, leads to in welding process, and the steel reinforcement cage rocks easily, and simultaneously in welding process, welded spark can fast go out and spray, other personnel of easy splatter, consequently need a neotype steel reinforcement cage welding set for municipal works pile foundation to satisfy people's demand.
Disclosure of Invention
The invention aims to solve the defects that a traditional welding device in the prior art is not provided with a good fixing device, so that a reinforcement cage is easy to shake in the welding process, and welding sparks are quickly ejected out and randomly shot in the welding process and easily splash other personnel.
In order to achieve the purpose, the invention adopts the following technical scheme:
a steel reinforcement cage welding device for a municipal engineering pile foundation comprises a workbench, wherein a support rod is arranged on the workbench, a cross rod is arranged at one end of the support rod, a telescopic cylinder is arranged on the cross rod, a telescopic rod is arranged at one side of the telescopic cylinder, a welding head is arranged at one end of the telescopic rod, a pressure rod is fixedly arranged on one side of the telescopic rod, a moving rod is fixedly arranged at one end of the pressure rod, a placing cavity is arranged on the workbench, a moving hole is arranged on the inner wall of one side of the placing cavity, one end of the moving rod penetrates through the moving hole, a rack is fixedly arranged on one side of the moving rod, a rotating shaft is rotatably arranged on the inner wall of one side of the placing cavity, a gear is fixedly sleeved at one end of the rotating shaft, a rack is meshed with the gear, a cam is fixedly sleeved at one end of the rotating shaft, the placing cavity is movably provided with a movable rod, one side of the movable rod is fixedly provided with a movable column, and the movable column is matched with the cam.
Preferably, the both sides of movable rod all rotate and install the connecting rod, place and rotate on the inner wall of one side in chamber and install two carousels, and the one end of two connecting rods rotates respectively and installs on one side of two carousels, and the equal fixed mounting in one side of two carousels has the baffle, and the movable rod removes to be convenient for drive the baffle and rotates.
Preferably, a fixing column is fixedly installed on one side of the turntable, and one end of the connecting rod is fixedly sleeved on the fixing column.
Preferably, two baffle holes are formed in the inner wall of one side of the placing cavity, and the two baffles are respectively matched with the two baffle holes.
Preferably, fixed mounting has the dead lever on the workstation, and threaded hole has been seted up to one side of dead lever, and threaded hole internal thread installs the threaded rod, and outside the both ends of threaded rod all extended to the threaded hole, the one end of threaded rod was rotated and is installed the arc clamp splice, and the other end fixed mounting of threaded rod has L type bull stick, is convenient for press from both sides tight steel reinforcement cage.
Preferably, one side fixed mounting of arc clamp splice has the sliding block, and the sliding tray has been seted up to one side of workstation, and one side slidable mounting of sliding block is spacing to the removal of arc clamp splice in the sliding tray.
Preferably, the inner wall of one side of the placing cavity is fixedly provided with a limiting rod, one side of the limiting rod is provided with a limiting hole, and one end of the movable rod penetrates through the limiting hole to limit the movement of the movable rod.
Preferably, the one end fixed mounting of movable rod has the one end of spring, and the other end fixed mounting of spring is on placing the one side inner wall in chamber, and the movable rod is convenient for reset after removing.
In the invention, the steel reinforcement cage welding device for the municipal engineering pile foundation realizes that the L-shaped rotating rod rotates to drive the threaded rod to rotate, the threaded rod rotates to drive the arc-shaped clamping block to move, the arc-shaped clamping block can clamp the steel reinforcement cage tightly, and is convenient for workers to weld, when in welding, the telescopic cylinder operates to drive the telescopic rod to move, the telescopic rod moves to drive the press rod to move, the press rod moves to drive the moving rod to move, the moving rod moves to drive the rack to move, the rack moves to drive the gear to rotate, the gear rotates to drive the rotating shaft to rotate, the rotating shaft rotates to drive the cam to rotate, the cam rotates to extrude the movable column, the movable column is extruded to drive the movable rod to move, and the moving rod moves to drive the connecting rod to move, the connecting rod moves to drive the rotary table to rotate, and the rotary table rotates to drive the baffle plate to rotate;
the steel bar cage welding device is reasonable in structure, the distance between the two arc-shaped clamping blocks can be adjusted by rotating the L-shaped rotating rod, a steel bar cage can be clamped conveniently, welding of workers is facilitated, the telescopic rod moves to drive the moving rod to move, the moving rod moves to drive the movable rod to move, the movable rod moves to drive the baffle to rotate, when the baffle rotates to the vertical state, the welding head can weld right, sparks splashed out in the welding process can be effectively blocked, physical and mental health of the workers is protected, and the steel bar cage welding device is convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of a major view of a steel reinforcement cage welding device for a municipal engineering pile foundation according to the present invention;
FIG. 2 is a schematic structural diagram of a side view of a steel reinforcement cage welding device for a municipal engineering pile foundation, provided by the invention;
FIG. 3 is a schematic structural view of part A in FIG. 1 of a reinforcement cage welding device for a municipal engineering pile foundation according to the present invention;
FIG. 4 is a schematic structural view of a part B in FIG. 2 of the steel reinforcement cage welding device for the municipal engineering pile foundation provided by the invention;
fig. 5 is a schematic structural diagram of a part C in fig. 2 of the reinforcement cage welding device for the municipal engineering pile foundation provided by the invention.
In the figure: 1 workbench, 2 support rods, 3 telescopic cylinders, 4 welding heads, 5 pressing rods, 6 moving rods, 7 placing cavities, 8 moving holes, 9 racks, 10 rotating shafts, 11 gears, 12 cams, 13 moving rods, 14 moving columns, 15 limiting rods, 16 connecting rods, 17 turntables, 18 fixing columns, 19 baffle plates, 20 baffle plate holes, 21 telescopic rods, 22 springs, 23 cross rods, 24 fixing rods, 25 threaded holes, 26 threaded rods, 27 arc-shaped clamping blocks, 28 sliding grooves, 29 sliding blocks and 30L-shaped rotating rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-5, a steel reinforcement cage welding device for a municipal engineering pile foundation, comprising a workbench 1, a support rod 2 is arranged on the workbench 1, a cross rod 23 is arranged at one end of the support rod 2, a telescopic cylinder 3 is arranged on the cross rod 23, a telescopic rod 21 is arranged at one side of the telescopic cylinder 3, a welding head 4 is arranged at one end of the telescopic rod 21, a pressure rod 5 is fixedly arranged at one side of the telescopic rod 21, a moving rod 6 is fixedly arranged at one end of the pressure rod 5, a placing cavity 7 is arranged on the workbench 1, a moving hole 8 is arranged on the inner wall of one side of the placing cavity 7, one end of the moving rod 6 penetrates through the moving hole 8, a rack 9 is fixedly arranged at one side of the moving rod 6, a rotating shaft 10 is rotatably arranged on the inner wall of one side of the placing cavity 7, a gear 11 is fixedly sleeved at one end of the rotating shaft 10, one side of the movable rod 13 is fixedly provided with a movable column 14, and the movable column 14 is matched with the cam 12.
In the invention, two sides of the movable rod 13 are rotatably provided with connecting rods 16, the inner wall of one side of the placing cavity 7 is rotatably provided with two turntables 17, one ends of the two connecting rods 16 are respectively rotatably arranged on one sides of the two turntables 17, one sides of the two turntables 17 are fixedly provided with baffles 19, and the movable rod 13 moves to drive the baffles 19 to rotate.
In the invention, one side of the turntable 17 is fixedly provided with a fixed column 18, and one end of the connecting rod 16 is fixedly sleeved on the fixed column 18.
In the invention, two baffle holes 20 are formed in the inner wall of one side of the placing cavity 7, and the two baffles 19 are respectively matched with the two baffle holes 20.
According to the invention, a fixing rod 24 is fixedly arranged on the workbench 1, a threaded hole 25 is formed in one side of the fixing rod 24, a threaded rod 26 is arranged in the threaded hole 25 in a threaded manner, two ends of the threaded rod 26 extend out of the threaded hole 25, an arc-shaped clamping block 27 is rotatably arranged at one end of the threaded rod 26, and an L-shaped rotating rod 30 is fixedly arranged at the other end of the threaded rod 26, so that a reinforcement cage can be clamped conveniently.
In the invention, one side of the arc-shaped clamping block 27 is fixedly provided with a sliding block 29, one side of the workbench 1 is provided with a sliding groove 28, and one side of the sliding block 29 is slidably arranged in the sliding groove 28 to limit the movement of the arc-shaped clamping block 27.
In the invention, a limiting rod 15 is fixedly arranged on the inner wall of one side of the placing cavity 7, a limiting hole is formed in one side of the limiting rod 15, and one end of the movable rod 13 penetrates through the limiting hole to limit the movement of the movable rod 13.
In the invention, one end of the movable rod 13 is fixedly provided with one end of the spring 22, the other end of the spring 22 is fixedly arranged on the inner wall of one side of the placing cavity 7, and the movable rod 13 is convenient to reset after moving.
Example two
Referring to fig. 1-5, a steel reinforcement cage welding device for a municipal engineering pile foundation, comprising a workbench 1, a support rod 2 is arranged on the workbench 1, a cross rod 23 is arranged at one end of the support rod 2, a telescopic cylinder 3 is arranged on the cross rod 23, a telescopic rod 21 is arranged at one side of the telescopic cylinder 3, a welding head 4 is arranged at one end of the telescopic rod 21, a pressure rod 5 is fixedly arranged at one side of the telescopic rod 21 by welding, a moving rod 6 is fixedly arranged at one end of the pressure rod 5 by welding, a placing cavity 7 is arranged on the workbench 1, a moving hole 8 is arranged on the inner wall of one side of the placing cavity 7, one end of the moving rod 6 penetrates through the moving hole 8, a rack 9 is fixedly arranged at one side of the moving rod 6 by welding, a rotating shaft 10 is rotatably arranged on the inner wall of one side of the placing cavity 7, a gear 11 is, a movable rod 13 is movably arranged in the placing cavity 7, a movable column 14 is fixedly arranged on one side of the movable rod 13 through welding, and the movable column 14 is matched with the cam 12.
In the invention, the two sides of the movable rod 13 are both rotatably provided with the connecting rods 16 through pin shafts, the inner wall of one side of the placing cavity 7 is rotatably provided with the two turntables 17 through the pin shafts, one ends of the two connecting rods 16 are respectively rotatably arranged on one sides of the two turntables 17 through the pin shafts, one sides of the two turntables 17 are both fixedly provided with the baffle 19 through welding, and the movable rod 13 moves to drive the baffle 19 to rotate.
In the invention, a fixed column 18 is fixedly arranged on one side of a turntable 17 through welding, and one end of a connecting rod 16 is fixedly sleeved on the fixed column 18.
In the invention, two baffle holes 20 are formed in the inner wall of one side of the placing cavity 7, and the two baffles 19 are respectively matched with the two baffle holes 20.
According to the invention, a fixed rod 24 is fixedly installed on the workbench 1 through welding, a threaded hole 25 is formed in one side of the fixed rod 24, a threaded rod 26 is installed in the threaded hole 25 in a threaded manner, two ends of the threaded rod 26 extend out of the threaded hole 25, an arc-shaped clamping block 27 is rotatably installed at one end of the threaded rod 26, and an L-shaped rotating rod 30 is fixedly installed at the other end of the threaded rod 26, so that a reinforcement cage can be clamped conveniently.
In the invention, one side of the arc-shaped clamping block 27 is fixedly provided with a sliding block 29 through welding, one side of the workbench 1 is provided with a sliding groove 28, and one side of the sliding block 29 is slidably arranged in the sliding groove 28 to limit the movement of the arc-shaped clamping block 27.
In the invention, a limiting rod 15 is fixedly arranged on the inner wall of one side of the placing cavity 7 through welding, a limiting hole is formed in one side of the limiting rod 15, and one end of the movable rod 13 penetrates through the limiting hole to limit the movement of the movable rod 13.
In the invention, one end of the movable rod 13 is fixedly provided with one end of the spring 22 through welding, the other end of the spring 22 is fixedly arranged on the inner wall of one side of the placing cavity 7 through welding, and the movable rod 13 is convenient to reset after moving.
In the invention, when in the process of municipal engineering pile foundation, a reinforcement cage needs to be welded, the reinforcement cage is placed on a workbench 1, an L-shaped rotating rod 30 is rotated, the L-shaped rotating rod 30 rotates to drive a threaded rod 26 to rotate, the threaded rod 26 rotates to drive an arc-shaped clamping block 27 to move, the arc-shaped clamping block 27 moves to clamp the reinforcement cage, and welding of workers is facilitated, during welding, a telescopic cylinder 3 operates to drive a telescopic rod 21 to move, the telescopic rod 21 moves to drive a press rod 5 to move, the press rod 5 moves to drive a movable rod 6 to move, the movable rod 6 moves to drive a rack 9 to move, the rack 9 moves to drive a gear 11 to rotate, the gear 11 rotates to drive a rotating shaft 10 to rotate, the rotating shaft 10 rotates to drive a cam 12 to rotate, the cam 12 rotates to extrude a movable column 14, the movable column 14 is extruded to drive a movable rod 13 to move, connecting rod 16 removes and drives carousel 17 and rotate, and carousel 17 rotates and drives baffle 19 and rotate, and when baffle 19 rotated to vertical state, soldered connection 4 just in time welded, can effectively block the spark that splashes out in welding process, has protected staff's physical and mental health.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A steel reinforcement cage welding device for municipal engineering pile foundations comprises a workbench (1), wherein a support rod (2) is arranged on the workbench (1), a cross rod (23) is arranged at one end of the support rod (2), a telescopic cylinder (3) is arranged on the cross rod (23), a telescopic rod (21) is arranged at one side of the telescopic cylinder (3), a welding head (4) is arranged at one end of the telescopic rod (21), the steel reinforcement cage welding device is characterized in that a compression rod (5) is fixedly arranged at one side of the telescopic rod (21), a moving rod (6) is fixedly arranged at one end of the compression rod (5), a placing cavity (7) is formed in the workbench (1), a moving hole (8) is formed in the inner wall of one side of the placing cavity (7), one end of the moving rod (6) penetrates through the moving hole (8), a rack (9) is fixedly arranged at one side of the moving rod (6), and a rotating, the fixed cover of one end of pivot (10) has connect gear (11), and rack (9) and gear (11) mesh mutually, and the fixed cover of one end of pivot (10) has connect cam (12), place chamber (7) interior movable mounting have movable rod (13), and one side fixed mounting of movable rod (13) has movable post (14), and movable post (14) and cam (12) looks adaptation.
2. The welding device for the reinforcement cage for the municipal engineering pile foundation according to claim 1, wherein the two sides of the movable rod (13) are rotatably provided with connecting rods (16), the inner wall of one side of the placing cavity (7) is rotatably provided with two turntables (17), one ends of the two connecting rods (16) are respectively rotatably provided with one side of the two turntables (17), and one side of each of the two turntables (17) is fixedly provided with a baffle (19).
3. The welding device for the reinforcement cage for the municipal engineering pile foundation according to claim 2, wherein a fixing column (18) is fixedly installed on one side of the rotary table (17), and one end of the connecting rod (16) is fixedly sleeved on the fixing column (18).
4. The welding device for the reinforcement cage for the municipal engineering pile foundation according to claim 2, wherein two baffle holes (20) are formed in the inner wall of one side of the placing cavity (7), and the two baffles (19) are respectively matched with the two baffle holes (20).
5. The reinforcement cage welding device for the municipal engineering pile foundation of claim 1, wherein the workbench (1) is fixedly provided with a fixing rod (24), one side of the fixing rod (24) is provided with a threaded hole (25), a threaded rod (26) is internally threaded in the threaded hole (25), two ends of the threaded rod (26) extend out of the threaded hole (25), one end of the threaded rod (26) is rotatably provided with an arc-shaped clamping block (27), and the other end of the threaded rod (26) is fixedly provided with an L-shaped rotating rod (30).
6. The welding device for the steel reinforcement cage for the municipal engineering pile foundation according to claim 5, wherein one side of the arc-shaped clamping block (27) is fixedly provided with a sliding block (29), one side of the workbench (1) is provided with a sliding groove (28), and one side of the sliding block (29) is slidably arranged in the sliding groove (28).
7. The welding device for the reinforcement cage for the municipal engineering pile foundation according to claim 1, wherein a limiting rod (15) is fixedly mounted on an inner wall of one side of the placing cavity (7), a limiting hole is formed in one side of the limiting rod (15), and one end of the movable rod (13) penetrates through the limiting hole.
8. The welding device for the reinforcement cage for the municipal engineering pile foundation according to claim 1, wherein one end of the movable rod (13) is fixedly provided with one end of a spring (22), and the other end of the spring (22) is fixedly arranged on the inner wall of one side of the placing cavity (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911041621.3A CN110744241B (en) | 2019-10-30 | 2019-10-30 | Steel reinforcement cage welding set for municipal works pile foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911041621.3A CN110744241B (en) | 2019-10-30 | 2019-10-30 | Steel reinforcement cage welding set for municipal works pile foundation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110744241A true CN110744241A (en) | 2020-02-04 |
| CN110744241B CN110744241B (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911041621.3A Expired - Fee Related CN110744241B (en) | 2019-10-30 | 2019-10-30 | Steel reinforcement cage welding set for municipal works pile foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110744241B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139732A (en) * | 2020-09-14 | 2020-12-29 | 宁夏智源农业装备有限公司 | Welding machine for steel structure production |
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| DE3238945C2 (en) * | 1982-10-21 | 1986-01-23 | Hubert Weisser KG, 7715 Bräunlingen | Device for setting posts, stakes or snow poles |
| FR2791756B1 (en) * | 1999-03-26 | 2001-06-15 | Devaux | METAL GRID ELEMENT, PARTICULARLY FOR FENCING, AND GRID, GATE LEAF OR GATE COMPRISING SUCH A GRID ELEMENT |
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| CN208564020U (en) * | 2018-05-15 | 2019-03-01 | 郑州城建集团投资有限公司 | A kind of municipal construction protective fence |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139732A (en) * | 2020-09-14 | 2020-12-29 | 宁夏智源农业装备有限公司 | Welding machine for steel structure production |
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| CN110744241B (en) | 2021-07-23 |
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