Nuclear island embedded parts welding device

Abstract

The present invention discloses a nuclear island embedded parts welding device, comprising a base and a welding robot arranged on the base, characterized in that: the base comprises a first base, a second base and a third base; the welding robot is installed on the first base, and the first base is also provided with a fixed workbench, a supporting truss and a lifting device; the first positioner supporting platform is installed on the second base; the second positioner supporting platform is installed on the third base; the welding head of the welding robot can be moved to the fixed workbench, the first positioner supporting platform and the second positioner supporting platform. The automatic welding workstation for embedded parts of the nuclear island of the present invention fully utilizes mechanization and automation, reduces the uncertainty of manual handling and manual welding, and effectively improves the welding quality and welding efficiency.

Description

Technical Field

[0001] The invention relates to the field of robot automatic welding of nuclear island embedded parts, in particular to the robot automatic welding of 17 types of nuclear island embedded parts, and belongs to the technical field of building construction facilities. Background Art

[0002] During the civil construction of nuclear island buildings, it is necessary to consider in advance the subsequent work of process pipelines, equipment, brackets, steel structures, etc. There are a large number of standard embedded parts fixed on the civil structure of the building. Each island has about 17 standard models and about 80,000 embedded parts, which are huge in number and in various forms. The embedded parts of nuclear island buildings are an important carrier for realizing the interface between process and civil engineering. The welding workload is large and the welding quality requirements are high. It is urgent to stabilize and improve the welding quality, improve production efficiency, and improve the labor intensity and environment of workers through advanced technologies such as industrialization, mechanization, automation, informatization, and intelligence. Summary of the invention

[0003] In view of the above problems, the present invention provides a nuclear island embedded parts robot automatic welding workstation.

[0004] A nuclear island embedded parts welding device comprises a base and a welding robot arranged on the base, characterized in that: the base comprises a first base, a second base and a third base; the welding robot is installed on the first base, and the first base is also provided with a fixed workbench, a supporting truss and a lifting device; a first positioner support platform is installed on the second base; a second positioner support platform is installed on the third base; the welding head of the welding robot can be moved to the fixed workbench, the first positioner support platform and the second positioner support platform.

[0005] The fixed workbench includes a fixed platform, a first liftable positioning device and a first lifting system; the fixed platform is located above the first liftable positioning device, and the first lifting system drives the first liftable positioning device to move up and down relative to the fixed platform; a through hole for inserting embedded anchor bars is provided on the fixed platform; a blind hole for inserting the embedded anchor bars is provided on the first liftable positioning device.

[0006] The first positioner support platform and the second positioner support platform have the same structure, and the two positioner support platforms operate alternately between welding and loading and unloading. When the first positioner support platform is in the welding state, the second positioner support platform is in the loading and unloading state.

[0007] The first positioner support platform and the second positioner support platform both include a clamping mechanism, a flipping platform, a positioner, a second liftable positioning device and a second lifting system; the clamping mechanism is arranged on the flipping platform; the positioner drives the flipping platform to rotate; and the second lifting system drives the second liftable positioning device to move up and down relative to the flipping platform.

[0008] The clamping mechanism comprises a positioning block and a quick clamp located on the positioning block. When the anchor plate is positioned on the positioning block, the quick clamp is used to clamp and fix it.

[0009] A gun cleaning and wire cutting device is also arranged on the base.

[0010] The gun cleaning and wire cutting device is a gun cleaning and wire cutting machine.

[0011] A light blocking curtain is also arranged on the base.

[0012] Compared with the prior art, the automatic welding workstation for embedded parts of the nuclear island of the present invention fully utilizes mechanization and automation, reduces the uncertainty of manual handling and manual welding, and effectively improves welding quality and welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be further described below in conjunction with the accompanying drawings.

[0014] Figure 1 It is a schematic diagram of the structure of the present invention.

[0015] Figure 2 This is a structural diagram of a fixed platform.

[0016] Figure 3 It is the loading status of the positioner.

[0017] Figure 4 It shows the welding state of the anchor bar and the outer side weld of the anchor plate.

[0018] Figure 5 It is the welding state of the inner weld between the anchor bar and the anchor plate.

[0019] Figure 6 Schematic diagram of the tightening mechanism.

[0020] Among them: 1. Base; 2. Welding robot; 3. First base; 4. Second base; 5. Third base; 6. Fixed workbench; 7. Support truss and lifting device; 8. Gun cleaning and wire cutting device; 9. Light blocking curtain; 10. First positioner support platform; 11. Second positioner support platform; 12. Fixed platform; 13. First liftable positioning device; 14. First lifting system; 15. Positioning block; 16. Flipping platform; 17. Positioner; 18. Second liftable positioning device; 19. Second lifting system; 20. Quick clamp; 21. Anchor plate; 22. Anchor block and anchor bar assembly; 23. Air clamp; 24. Anchor block; 25. Anchor bar; 26. Quick clamp seat; 27. Quick clamp handle; 28. Quick clamp chuck. DETAILED DESCRIPTION

[0021] The present invention is described in detail below with reference to the accompanying drawings and embodiments:

[0022] The present invention provides a nuclear island embedded parts welding device, which adopts a welding robot to realize automatic welding of nuclear island standard embedded parts, realizes the industrialization, mechanization, automation, informatization and intelligence of nuclear island embedded parts welding, improves welding efficiency, and stabilizes and guarantees welding quality.

[0023] The present invention provides a nuclear island embedded component welding device, comprising a base 1 and a welding robot 2 arranged on the base. The base 1 comprises a first base 3, a second base 4, and a third base 5. The welding robot 2 is installed on the first base 3.

[0024] The first base 3 is also provided with a fixed workbench 6, a supporting truss and a lifting device 7. The second base 4 is provided with a first positioner supporting platform 10. The third base 5 is provided with a second positioner supporting platform 11. The welding head of the welding robot 2 can be moved to the fixed workbench 6, the first positioner supporting platform 10 and the second positioner supporting platform 12.

[0025] The structure of the fixed workbench 6 is as follows Figure 2 As shown, it includes a fixed platform 12, a first liftable positioning device 13 and a first lifting system 14. The fixed platform 12 is located above the first liftable positioning device 13, and the first lifting system 14 drives the first liftable positioning device 13 to move up and down relative to the fixed platform 12; a through hole for inserting the embedded anchor bar 25 is provided on the fixed platform 12; and a blind hole for inserting the embedded anchor bar 25 is provided on the first liftable positioning device.

[0026] The first positioner support platform 10 and the second positioner support platform 11 have the same structure. Figure 3 and Figure 4The two positioner support platforms are operated alternately between welding and loading and unloading. When the first positioner support platform 10 is in the welding state, the second positioner support platform 11 is in the loading and unloading state.

[0027] The first positioner support platform 10 and the second positioner support platform 11 both include a clamping mechanism, a turning platform 16, a positioner 17, a second liftable positioning device 18 and a second lifting system 19. The clamping mechanism is arranged on the turning platform 16; the positioner 17 drives the turning platform 16 to rotate; and the second lifting system 19 drives the second liftable positioning device 18 to move up and down relative to the turning platform 16.

[0028] The clamping mechanism includes a positioning block 15 and a quick clamp 20 located on the positioning block. When the anchor plate 21 is positioned on the positioning block 15, the quick clamp 20 is used to clamp and fix it. Figure 6 , including a quick clamp seat 26, a quick clamp handle 27 and a quick clamp chuck 28, wherein the quick clamp seat 26 is fixed on the positioning block. The quick clamp handle 27 and the quick clamp chuck 28 are a whole, rotatably connected to the quick clamp seat 26, and the quick clamp chuck 28 is pressed against the anchor plate 21 by moving the quick clamp handle 27.

[0029] A gun cleaning and wire cutting device 8 and a light blocking curtain 9 are also provided on the base 1. The gun cleaning and wire cutting device 8 is a gun cleaning and wire cutting machine.

[0030] When the welding workstation of the present invention is actually used, it is completed in 7 steps:

[0031] Step 1: Weld the anchor block 25 and the anchor bar 26. Figure 2 As shown, the first lifting system 14 is used to drive the first liftable positioning device 13 to be lifted to an accurate height, and the anchor bar 26 is inserted into the through hole of the fixed platform 12. The lower end is positioned by the blind hole of the first liftable positioning device. The upper and lower ends are combined to achieve horizontal and vertical positioning of the anchor bar and ensure verticality. The anchor block is inserted, and robot welding is started. The welding of the anchor block and the anchor bar is completed.

[0032] Step 2: Load the material onto the support platform of the positioner. Figure 3 As shown, the anchor plate 21 is positioned on the turning platform of the positioner by a detachable positioning device and is clamped and fixed by a quick clamp. The anchor block and anchor bar assembly are inserted through the anchor plate hole, the anchor block is placed on the anchor plate, and the anchor block and anchor bar assembly are fixed by an air clamp.

[0033] Step 3: Flip the positioner for the first time. Figure 4 As shown, flip the positioner to Figure 4State, use the second lifting system 19 to drive the second liftable positioning device to a precise height, release the air clamp, and the anchor block and anchor bar assembly freely fall onto the second liftable positioning device. Use the positioning facilities on the second liftable positioning device to position the anchor block and anchor bar assembly to achieve horizontal, vertical and other multi-directional alignment to ensure welding accuracy.

[0034] Step 4: Weld the anchor plate to the outside of the anchor bar. Figure 4 As shown, the anchor plate is welded to the outside of the anchor bar.

[0035] Step 5: Flip the positioner for the second time. Figure 5 As shown, the second lifting system 19 is used to drive the second lifting and positioning device to descend to ensure the turning space, and the positioner drives the turning platform to turn to Figure 5 The turning platform drives the positioning block and embedded parts to turn to the position shown in the figure. Figure 5 Location.

[0036] Step 6: Weld the anchor plate and the inner side of the anchor bar. Figure 5 As shown, the anchor plate is welded to the inner side of the anchor bar.

[0037] Step 7: Unloading: Use the lifting device to transport the embedded parts to the designated location.

[0038] The above description is only a preferred embodiment of the present invention and does not constitute any other form of limitation to the present invention. Any modification or equivalent change made based on the technical essence of the present invention still falls within the scope of protection required by the present invention.

Claims

1. A nuclear island embedded parts welding device, comprising a base (1) and a welding robot (2) arranged on the base, characterized in that: The base (1) comprises a first base (3), a second base (4) and a third base (5); the welding robot (2) is mounted on the first base (3), and the first base (3) is also provided with a fixed workbench (6), a supporting truss and a lifting device (7); the second base (4) is mounted with a first positioner supporting platform (10); the third base (5) is mounted with a second positioner supporting platform (11); the welding head of the welding robot (2) can be moved to the fixed workbench (6), the first positioner supporting platform (10) and the second positioner supporting platform (11); The fixed workbench (6) comprises a fixed platform (12), a first liftable positioning device (13) and a first lifting system (14); the fixed platform (12) is located above the first liftable positioning device (13), and the first lifting system (14) drives the first liftable positioning device (13) to move up and down relative to the fixed platform (12); a through hole for inserting an embedded anchor bar is provided on the fixed platform (12); and a blind hole for inserting the embedded anchor bar is provided on the first liftable positioning device (13); The first positioner support platform (10) and the second positioner support platform (11) have the same structure, and the two positioner support platforms operate alternately between welding and loading and unloading. When the first positioner support platform (10) is in a welding state, the second positioner support platform (11) is in a loading and unloading state. The first positioner support platform (10) and the second positioner support platform (11) both comprise a clamping mechanism, a flipping platform (16), a positioner (17), a second liftable positioning device (18) and a second lifting system (19); the clamping mechanism is arranged on the flipping platform (16); the positioner (17) drives the flipping platform (16) to rotate; and the second lifting system (19) drives the second liftable positioning device (18) to move up and down relative to the flipping platform.

2. A nuclear island embedded parts welding device according to claim 1, characterized in that: The clamping mechanism comprises a positioning block (15) and a quick clamp (20) located on the positioning block. When the anchor plate (21) is positioned on the positioning block (15), the quick clamp (20) is used to clamp and fix it.

3. A nuclear island embedded parts welding device according to claim 1, characterized in that: A gun cleaning and wire cutting device (8) is also provided on the base (1).

4. A nuclear island embedded parts welding device according to claim 3, characterized in that: The gun cleaning and wire cutting device (8) is a gun cleaning and wire cutting machine.

5. A nuclear island embedded parts welding device according to claim 1, characterized in that: A light-blocking curtain (9) is also provided on the base (1).

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