Welding device for building scaffold production and machining

Abstract

The invention relates to the field of welding facilities, in particular to a welding device for building scaffold production and processing, which comprises a platform, a bearing column is arranged on one side of the upper end of the platform, a rotary positioning piece is arranged between the bearing column and the platform, an extending frame is embedded in the lower part of the outer surface of the bearing column, and supporting caps are embedded in the two ends of the extending frame. The upper end of the supporting cap coaxially extends to form vertical columns, the two vertical columns are symmetrical with the bearing column as the center, a pedal is elastically installed on the outer surface of the bearing column, pin pushing frames are rotatably installed at the two ends of the pedal, and two limiting pins are symmetrically installed at the upper end of the extending frame in a sliding mode. The ends of the pin pushing frames are rotationally connected with limiting pins, and the two limiting pins penetrate through the opposite faces of the two vertical columns correspondingly. According to the invention, smooth assembly after welding is ensured, the product quality is effectively ensured, and the welding convenience is improved at the same time.

Description

Technical Field

[0001] The invention relates to the field of welding facilities, in particular to a welding device for producing and processing building scaffolds. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of the construction process. Scaffolding is divided into pole scaffolding, bridge scaffolding, portal scaffolding, cantilever scaffolding, hanging scaffolding, climbing scaffolding, cantilever scaffolding, etc. according to the structural form, among which portal scaffolding is particularly widely used.

[0003] During the production process of the portal scaffolding, two column legs and the two ends of the cross frame are often fixed together by welding to form a portal bracket, and then the end of the splicing frame is fixed to the assembly hole on the column leg by a locking piece, so that the two portal brackets are assembled together to form a portal scaffolding. In the above welding process, due to the inaccurate positioning of the workpiece, the splicing holes on the two column legs are easily misaligned after the welding is completed, resulting in the subsequent splicing frame unable to be smoothly connected with the assembly holes on the column leg, that is, the two portal brackets cannot be assembled together, which seriously affects the product quality. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the background technology and to propose a welding device for producing and processing building scaffolds.

[0005] To achieve the above objectives, the technical solution adopted by the present invention is: a welding device for the production and processing of building scaffolding, including a platform, a bearing column is arranged on one side of the upper end of the platform, a rotating positioning piece is arranged between the bearing column and the platform, an extension frame is inlaid on the lower part of the outer surface of the bearing column, support caps are inlaid on both ends of the extension frame, a vertical column is coaxially extended from the upper end of the support cap, the two vertical columns are symmetrical with the bearing column as the center, a pedal is elastically installed on the outer surface of the bearing column, and push-push frames are rotatably installed on both ends of the pedal, two limit pins are symmetrically and slidably installed on the upper end of the extension frame, the end of the push-push frame is rotatably connected with the limit pins, the two limit pins respectively pass through the opposite surfaces of the two vertical columns, a clamping piece is installed on the upper end of the bearing column, and a welding piece is arranged on the other side of the upper end of the platform.

[0006] Preferably, a pin sleeve is fittedly installed on the outer surface of the limit pin, a fixed sleeve frame is fixedly installed on the lower end of the pin sleeve, the end of the fixed sleeve frame is fixed to the extension frame, a fixed spring is fixedly installed on the lower end of the pedal, the bearing column passes through the inside of the fixed spring, and the lower end of the fixed spring is fixed to the upper end of the extension frame.

[0007] Preferably, pin holes are provided on opposite surfaces of the two vertical columns, the limiting pins are fitted inside the pin holes, and the edges of the upper end surfaces of the vertical columns and the outer surface edges of the limiting pins are both beveled.

[0008] Preferably, the rotating positioning member includes a convex cap coaxially embedded in the lower end of the supporting column, the outer surface of the convex cap is fitted with a fixed seat, the lower end of the fixed seat is fixed to the platform, the front end of the fixed seat passes through an elastically installed limiting seat, and the end of the limiting seat passes through the outer surface of the convex cap.

[0009] Preferably, the outer surface of the convex cap is symmetrically provided with two V-shaped limit grooves, the end of the limit seat is fitted into the inside of one of the V-shaped limit grooves, the upper and lower ends of the limit seat are fitted with a convex frame, the end of the convex frame is fixed to the fixed seat, the front end of the limit seat is fixedly provided with a tightening spring, the end of the tightening spring is fixed to the inner front end of the convex frame, the upper and lower ends of the limit seat are extended with sliders, the upper and lower end surfaces of the convex frame are provided with sliding grooves, and the sliders are fitted into the inside of the sliding grooves.

[0010] Preferably, the clamping member includes a column support seat fixedly installed on the upper end of the supporting column, a concave frame is fixedly installed on the front end of the column support seat, an axle body is rotatably installed through the end of the concave frame, a cover frame is inlaid in the middle of the outer surface of the axle body, a pressure column cover is fixedly installed on the end of the cover frame, and the pressure column cover is located above the column support seat.

[0011] Preferably, a fixed gear is coaxially inlaid on the end of the shaft body, a fixed gear is meshed with a fixed tooth plate at the front of the fixed gear, a synchronous frame is fixedly installed on the front end of the fixed tooth plate, a connecting block is fixedly installed on the lower end of the synchronous frame, the end of the connecting block is fixed to the pedal, a guide sleeve is fitted on the outer surface of the synchronous frame, and the end of the guide sleeve is fixed to the bearing column.

[0012] Preferably, the welding part comprises a stand fixedly mounted on the other side of the upper end of the platform, a mechanical arm is fixedly mounted on the upper end of the stand, and a welding gun is mounted on the end of the mechanical arm.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. By stepping on the pedal to move it downward, the push pin rack can be driven to move, so as to pull the limit pin so that the limit pin can slide in the pin sleeve and disengage from the pin hole. Then the two column legs are respectively inserted into the vertical column. At this time, the support cap fits the lower end of the column leg to support it. Then release the pedal so that the pedal can move upward under the push of the fixed spring, thereby driving the two limit pins to move synchronously and oppositely, so as to pass through the splicing holes at the lower part of the two column legs and the pin holes on the vertical column at the same time, so as to accurately limit the column legs, so that after welding, the splicing holes on the two column legs can be aligned to ensure the subsequent smooth assembly, thereby ensuring the product quality.

[0014] 2. Under the action of two upright vertical columns, the column support feet can be limited in an upright state, so that the joints between the column support feet and the cross frame can be fully exposed to facilitate welding. At the same time, when the joint welding between one end of the cross frame and one of the column support feet is completed, the extension frame can be directly rotated. At this time, the limit seat uses its own inclined surface to automatically disengage from the V-shaped limit groove, so that the extension frame can rotate stably. During the rotation process, when the limit seat is engaged in the other V-shaped limit groove, the extension frame rotates exactly 180 degrees, that is, the positions of the two column support feet are interchanged, so that the joint between the other end of the cross frame and the other column support foot can be in the welding position and welded, and the process does not require secondary limiting, thereby effectively improving the convenience of welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a welding device for producing and processing building scaffolds according to the present invention; Figure 2 It is a schematic diagram of the extension frame of a welding device for producing and processing building scaffolds according to the present invention; Figure 3 This is a schematic diagram of a column support seat of a welding device for producing and processing building scaffolds according to the present invention; Figure 4 It is an internal view of a vertical column of a welding device for producing and processing building scaffolds according to the present invention; Figure 5 This is an internal view of a fixing base of a welding device for producing and processing building scaffolds according to the present invention; Figure 6 The present invention is a usage view of a welding device for producing and processing building scaffolds.

[0016] In the figure: 1. platform; 2. stand; 3. robot arm; 4. welding gun; 5. bearing column; 6. synchronous frame; 7. support column seat; 8. pedal; 9. vertical column; 10. fixed seat; 11. convex frame; 12. extension frame; 13. tightening spring; 14. slide groove; 15. slider; 16. V-shaped limit groove; 17. convex cap; 18. limit seat; 19. fixed spring; 20. push pin rack; 21. guide sleeve; 22. connecting block; 23. support cap; 24. fixed gear; 25. shaft; 26. pressure column cover; 27. cover frame; 28. concave frame; 29. ​​pin sleeve; 30. fixed sleeve frame; 31. pin hole; 32. limit pin; 33. column support foot; 34. cross frame; 35. splicing hole; 36. fixed gear plate. DETAILED DESCRIPTION

[0017] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0018] like Figure 1-Figure 6 The welding device for producing and processing a building scaffold shown in the figure comprises a platform 1, a bearing column 5 is arranged on one side of the upper end of the platform 1, a rotating positioning piece is arranged between the bearing column 5 and the platform 1, an extension frame 12 is inlaid on the lower part of the outer surface of the bearing column 5, the bearing column 5 serves to bear the extension frame 12, both ends of the extension frame 12 are inlaid with supporting caps 23, the extension frame 12 serves to fix the supporting caps 23, a vertical column 9 is coaxially extended from the upper end of the supporting cap 23, the supporting cap 23 can support the column support foot 33, so that the splicing hole 35 on the column support foot 33 can be aligned with the limit pin 32, the two vertical columns 9 are symmetrical with the bearing column 5 as the center, so that when the extension frame 12 is rotated 180 degrees, the positions of the two column support feet 33 can be just interchanged, a pedal 8 is elastically installed on the outer surface of the bearing column 5, and push-out frames 20 are rotatably installed on both ends of the pedal 8, and when the column support foot 33 is inserted into the vertical column 9, the vertical column 9 is just The upper end of the extension frame 12 is symmetrically slidably mounted with two limit pins 32, and the end of the push-pull frame 20 is rotatably connected to the limit pins 32. The two limit pins 32 respectively penetrate the opposite surfaces of the two vertical columns 9. The pedal 8 moves upward under the push of the fixed spring 19, thereby driving the two limit pins 32 to move synchronously in the opposite direction, so as to simultaneously pass through the splicing holes 35 at the lower parts of the two column legs 33. As well as the pin hole 31 on the vertical column 9, the column support foot 33 is accurately limited so that after welding, the splicing holes 35 on the two column support feet 33 can be aligned to ensure smooth subsequent assembly. When the limit pin 32 passes through the splicing hole 35 at the lower part of the column support foot 33, the outer surface of the limit pin 32 will fit with the inner wall of the splicing hole 35 to avoid shaking. A clamping part is installed at the upper end of the load-bearing column 5, and a welding part is provided on the other side of the upper end of the platform 1.

[0019] A pin sleeve 29 is fitted on the outer surface of the limit pin 32, and a fixed sleeve frame 30 is fixedly installed on the lower end of the pin sleeve 29. The pin sleeve 29 guides the limit pin 32. The end of the fixed sleeve frame 30 is fixed to the extension frame 12, and the fixed sleeve frame 30 fixes the pin sleeve 29. A fixed spring 19 is fixedly installed on the lower end of the pedal 8, and the load-bearing column 5 passes through the inside of the fixed spring 19. The fixed spring 19 can push the pedal 8 so that the two limit pins 32 can move synchronously and oppositely. The lower end of the fixed spring 19 is fixed to the upper end of the extension frame 12.

[0020] Pin holes 31 are provided on the opposite surfaces of the two vertical columns 9, and the limit pins 32 are fitted into the inside of the pin holes 31. The pin holes 31 cooperate with the limit pins 32. The edges of the upper end faces of the vertical columns 9 and the edges of the outer surfaces of the limit pins 32 are both beveled, which can facilitate the limit pins 32 to pass through the splicing holes 35 and facilitate the insertion of the column legs 33 onto the vertical columns 9.

[0021] The rotating positioning member includes a convex cap 17 coaxially embedded in the lower end of the supporting column 5, and the outer surface of the convex cap 17 is fitted with a fixing seat 10. The convex cap 17 and the fixing seat 10 can allow the supporting column 5 to maintain a rotating state and prevent the supporting column 5 from being separated from the platform 1. The lower end of the fixing seat 10 is fixed to the platform 1, and the front end of the fixing seat 10 passes through an elastically installed limiting seat 18. The end of the limiting seat 18 passes through the outer surface of the convex cap 17, and the limiting seat 18 plays a limiting role.

[0022] The outer surface of the convex cap 17 is symmetrically provided with two V-shaped limit grooves 16, which can limit the extension frame 12 when rotating, so that the extension frame 12 can rotate 180 degrees, that is, the positions of the two column legs 33 are interchanged, and the end of the limit seat 18 is fitted into the inside of one of the V-shaped limit grooves 16. The upper and lower ends of the limit seat 18 are fitted with a convex frame 11, and the end of the convex frame 11 is fixed to the fixed seat 10, and the convex frame 11 plays a role in bearing the limit seat 18. A tensioning spring 13 is fixedly installed at the front end of the limit seat 18, and the end of the tensioning spring 13 is fixed to the inner front end of the convex frame 11. The tensioning spring 13 can push the limit seat 18 so that the end of the limit seat 18 is stuck in the V-shaped limit groove 16. Slide blocks 15 are extended from the upper and lower ends of the limit seat 18, and the upper and lower end surfaces of the convex frame 11 are provided with slide grooves 14. The slide block 15 fits inside the slide groove 14, and the slide groove 14 and the slide block 15 play a role in guiding the limit seat 18.

[0023] The clamping part includes a column support seat 7 fixedly installed on the upper end of the load-bearing column 5, a concave frame 28 is fixedly installed on the front end of the column support seat 7, and the column support seat 7 serves to support the cross frame 34, and a shaft body 25 is rotatably installed through the end of the concave frame 28, and the concave frame 28 serves to support the shaft body 25, and a cover frame 27 is inlaid in the middle of the outer surface of the shaft body 25, and a pressure column cover 26 is fixedly installed on the end of the cover frame 27, and the cover frame 27 serves to connect the pressure column cover 26, which is located above the column support seat 7, and the pressure column cover 26 serves to press the cross frame 34 tightly into the column support seat 7.

[0024] A fixed gear 24 is coaxially inlaid on the end of the shaft body 25, and a fixed tooth plate 36 is meshed at the front of the fixed gear 24. The fixed gear 24 and the fixed tooth plate 36 drive the pressure column cover 26 to rotate so as to press the cross frame 34. A synchronous frame 6 is fixedly installed on the front end of the fixed tooth plate 36, and a connecting block 22 is fixedly installed on the lower end of the synchronous frame 6. The synchronous frame 6 serves to fix the fixed tooth plate 36 and the pedal 8 together. The end of the connecting block 22 is fixed to the pedal 8. A guide sleeve 21 is fitted on the outer surface of the synchronous frame 6. The end of the guide sleeve 21 is fixed to the bearing column 5, and the guide sleeve 21 serves to guide the synchronous frame 6.

[0025] The welding parts include a stand 2 fixedly installed on the other side of the upper end of the platform 1, a mechanical arm 3 is fixedly installed on the upper end of the stand 2, the stand 2 serves to support the mechanical arm 3, a welding gun 4 is installed at the end of the mechanical arm 3, the welding gun 4 is connected to an external welding machine for use, because it is an existing technology to move the welding gun 4 by the mechanical arm 3 to weld the workpiece, and it has been widely used, so it is not elaborated in detail here.

[0026] The two ends of the cross frame 34 are then placed on the support column seat 7, and the two ends of the cross frame 34 are then attached to the surfaces of the two column support legs 33. Then, the pedal 8 is released, so that the pedal 8 moves upward under the push of the fixing spring 19, thereby driving the two limiting pins 32 to move synchronously in the opposite direction, so as to simultaneously pass through the splicing holes 35 at the lower parts of the two column support legs 33 and the pin holes 31 on the vertical column 9, so as to accurately limit the column support legs 33, so that after welding, the splicing holes 35 on the two column support legs 33 can be aligned to ensure that the subsequent assembly can be smooth. At the same time, when the pedal 8 moves upward, it will also pass through the synchronous frame 6 to bring The movable fixed tooth plate 36 moves upward synchronously to drive the fixed gear 24 to rotate, thereby driving the pressure column cover 26 on the shaft body 25 to flip, so that the cross frame 34 is pressed tightly against the support column seat 7 for fixation, and then the welding gun 4 can be driven by the mechanical arm 3 to move, so as to weld the seam between the cross frame 34 and the column support foot 33. When the seam welding of one end of the cross frame 34 and one of the column support feet 33 is completed, the extension frame 12 can be directly rotated. At this time, the limit seat 18 uses its own inclined surface to disengage from the V-shaped limit groove 16 by itself, so that the extension frame 12 can rotate stably. During the rotation process, when the limit seat 18 is engaged in the other V-shaped limit groove 16, the extension frame 12 just rotates 180 degrees, that is, the positions of the two column support feet 33 are interchanged, so that the seam between the other end of the cross frame 34 and the other column support foot 33 can be in the welding position and welded, so that the two column support feet 33 and the cross frame 34 can be fixed together.

[0027] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A welding device for producing and processing building scaffolds, comprising a platform (1), characterized in that: A bearing column (5) is provided on one side of the upper end of the platform (1), and a rotating positioning member is provided between the bearing column (5) and the platform (1). A protruding frame (12) is inlaid on the lower part of the outer surface of the bearing column (5), and support caps (23) are inlaid on both ends of the protruding frame (12). A vertical column (9) is coaxially extended from the upper end of the support cap (23), and the two vertical columns (9) are symmetrical with the bearing column (5) as the center. A pedal (8) is elastically installed on the outer surface of the bearing column (5), and a sales promotion frame (20) is rotatably installed on both ends of the pedal (8). Two limit pins (32) are symmetrically slidably installed on the upper end of the protruding frame (12), and the ends of the sales promotion frame (20) are rotatably connected to the limit pins (32). The two limit pins (32) respectively penetrate the opposite surfaces of the two vertical columns (9). A clamping member is installed on the upper end of the bearing column (5), and a welding member is provided on the other side of the upper end of the platform (1).

2. A welding device for producing and processing building scaffolding according to claim 1, characterized in that: A pin sleeve (29) is fitted on the outer surface of the limit pin (32), a fixed sleeve frame (30) is fixedly mounted on the lower end of the pin sleeve (29), an end of the fixed sleeve frame (30) is fixed to the extension frame (12), a fixed spring (19) is fixedly mounted on the lower end of the pedal (8), the bearing column (5) passes through the interior of the fixed spring (19), and the lower end of the fixed spring (19) is fixed to the upper end of the extension frame (12).

3. A welding device for producing and processing building scaffolding according to claim 1, characterized in that: The opposing surfaces of the two vertical columns (9) are each provided with a pin hole (31), the limiting pin (32) is fitted inside the pin hole (31), and the upper end surface edge of the vertical column (9) and the outer surface edge of the limiting pin (32) are both arranged in a beveled manner.

4. A welding device for producing and processing building scaffolding according to claim 1, characterized in that: The rotating positioning member comprises a convex cap (17) coaxially embedded in the lower end of the bearing column (5); a fixing seat (10) is fitted on the outer surface of the convex cap (17); the lower end of the fixing seat (10) is fixed to the platform (1); the front end of the fixing seat (10) passes through an elastically installed limiting seat (18); and the end of the limiting seat (18) passes through the outer surface of the convex cap (17).

5. A welding device for producing and processing building scaffolding according to claim 4, characterized in that: The outer surface of the convex cap (17) is symmetrically provided with two V-shaped limit grooves (16), the end of the limit seat (18) is fitted into the interior of one of the V-shaped limit grooves (16), the upper and lower ends of the limit seat (18) are fitted with a convex frame (11), the end of the convex frame (11) is fixed to the fixed seat (10), the front end of the limit seat (18) is fixedly provided with a tensioning spring (13), the end of the tensioning spring (13) is fixed to the inner front end of the convex frame (11), the upper and lower ends of the limit seat (18) are both extended with a slider (15), the upper and lower end surfaces of the convex frame (11) are both provided with a slide groove (14), and the slider (15) is fitted into the interior of the slide groove (14).

6. A welding device for producing and processing building scaffolding according to claim 1, characterized in that: The clamping member comprises a column support seat (7) fixedly mounted on the upper end of the bearing column (5); a concave frame (28) is fixedly mounted on the front end of the column support seat (7); a shaft (25) is rotatably mounted through the end of the concave frame (28); a cover frame (27) is inlaid in the middle of the outer surface of the shaft (25); a pressure column cover (26) is fixedly mounted on the end of the cover frame (27); and the pressure column cover (26) is located above the column support seat (7).

7. A welding device for producing and processing building scaffolding according to claim 6, characterized in that: A fixed gear (24) is coaxially inlaid at the end of the shaft body (25), a fixed gear plate (36) is meshed at the front of the fixed gear plate (24), a synchronous frame (6) is fixedly mounted at the front end of the fixed gear plate (36), a connecting block (22) is fixedly mounted at the lower end of the synchronous frame (6), an end of the connecting block (22) is fixed to the pedal (8), a guide sleeve (21) is fitted on the outer surface of the synchronous frame (6), and an end of the guide sleeve (21) is fixed to the bearing column (5).

8. A welding device for producing and processing building scaffolding according to claim 1, characterized in that: The welding part comprises a stand (2) fixedly mounted on the other side of the upper end of the platform (1), a mechanical arm (3) fixedly mounted on the upper end of the stand (2), and a welding gun (4) mounted on the end of the mechanical arm (3).

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