Steel pipe barstool welding device

Abstract

The utility model relates to a steel pipe barstool welding device which comprises a welding workbench, a shaft piece is movably connected to the middle of the upper surface of the welding workbench, a rotating piece is connected to the surface of the welding workbench in a penetrating mode through the shaft piece, extending parts are arranged on the two sides of the outer arc face of the rotating piece, and an installation platform is movably arranged on the outer arc face of the rotating piece. An adaptive groove is formed in the upper surface of the mounting platform, extending parts on the two sides of the rotating part are movably connected in the adaptive groove in a lap joint mode, fixing bases are fixedly installed on the two sides of the upper surface of the welding workbench through bolts, inclined reinforcing plates are fixedly installed on the upper surfaces of the fixing bases, and the rotating part A drives the rotating part B to move. And then the round pipes on the two sides of the seat supporting rod are clamped through the pressing heads, then the positions of the threaded rods in the bearing plate are adjusted, the distance between the threaded rods is adjusted, position fixing is conducted, position fixing of the round pipes on the two sides of the seat supporting rod is achieved, and welding is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of bar chair equipment fixing, in particular to a steel pipe bar chair welding device. Background Art

[0002] Bar chairs are very common in life and are involved in many places. The structure of a bar chair usually includes a seat, a gas spring arranged at the bottom of the seat, a column supporting the gas spring, and a chassis supporting the column. The bar chair tray is a part used to connect the seat and the gas spring. Usually, a handle for controlling the extension and retraction of the gas spring is also provided in the tray. For such a tray, welding is usually used in manufacturing to save costs. In the existing technology, the welding setting is relatively simple and it is difficult to effectively fix the tray, and most of the fixing devices do not have intelligent effects. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In order to solve the above problems in the prior art, the utility model provides a steel pipe bar chair welding device to solve the above-mentioned problem that the welding setting is relatively simple and it is difficult to effectively fix the tray, and most fixing devices do not have an intelligent effect.

[0005] (II) Technical solution

[0006] In order to achieve the above purpose, the main technical solutions adopted by the utility model are:

[0007] A steel pipe bar chair welding device comprises a welding workbench, wherein a shaft is movably connected to the middle part of the upper surface of the welding workbench, a rotating part is penetrated and connected to the surface of the welding workbench through the shaft, extension parts are provided on both sides of the outer arc surface of the rotating part, a mounting platform is movably provided on the outer arc surface of the rotating part, an adapting groove is provided on the upper surface of the mounting platform, the extension parts on both sides of the rotating part are movably overlapped in the adapting groove, a fixing seat is fixedly installed on both sides of the upper surface of the welding workbench by bolts, an oblique reinforcing plate is fixedly installed on the upper surface of the fixing seat, a fixing plate is fixedly installed on the vertical surface of one side of the oblique reinforcing plate, and a mounting plate is fixedly installed on the top of one side surface of the fixing plate by bolts.

[0008] A positioning kit is installed at the middle of the surface of one side of the mounting plate, the inner arc surface of the positioning kit is movably sleeved with a fastening rubber, and the inner arc surface of the positioning kit is movably clamped with a seat support rod through the fastening rubber.

[0009] A mounting bracket is fixedly mounted on one side of the upper surface of the mounting platform close to the adapting groove, and a clamping assembly is fixedly mounted on the upper surface of the mounting bracket. The clamping assembly includes a clamping base fixedly mounted on the surface of the mounting bracket.

[0010] The upper surface of the clamping base is provided with an outer protrusion, and the number of the outer protrusions is two, and both sides of one of the outer protrusions are movably connected to a rotating member A through a rotating shaft, and both sides of the other outer protrusion are movably connected to a rotating member B.

[0011] A tightening end is provided on one side of the rotating member B, and a bearing plate is slidably connected between the upper surface and the lower surface of the tightening end.

[0012] The interior of the abutting end is a hollow through structure, and the surfaces of the two bearing plates are through-connected with threaded rods.

[0013] A clamping head is fixedly mounted on the bottom end of the threaded rod, and the number of the clamping assemblies is two, and the bottoms of the two clamping heads are movably overlapped with the seat support rod.

[0014] (III) Beneficial effects

[0015] The beneficial effects of the utility model are:

[0016] 1. The rotating member A drives the screw rotating member B to move, and then the round tubes on both sides of the seat support rod are clamped by the clamping head, and then the position of the threaded rod inside the bearing plate is adjusted, and the distance between the threaded rods is adjusted to fix the position, thereby realizing the position fixing of the round tubes on both sides of the seat support rod, which is convenient for welding.

[0017] 2. Through the notch on one side of the positioning kit, the diameter of the positioning kit can be expanded during plug-in installation. The seat support rod inevitably needs to be slightly moved left and right to adjust its position when fixed. By setting the positioning kit accordingly, the position of the seat support rod on the positioning kit can be fine-tuned, which is conducive to the precise positioning and clamping of the welded parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the partial welding structure of a steel pipe bar chair welding device of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of a fixing seat of a steel pipe bar chair welding device of the utility model;

[0020] Figure 3 This is a front view planar structural diagram of a steel pipe bar chair welding device of the utility model;

[0021] Figure 4 The utility model is a schematic diagram of the structure of a clamping assembly of a steel pipe bar chair welding device.

[0022] [Description of Reference Numerals]

[0023] 1. Welding workbench; 2. Rotating part; 201. Extension part; 3. Mounting platform; 301. Adapter groove; 4. Fixed seat; 401. Oblique reinforcement plate; 402. Fixed plate; 403. Mounting plate; 404. Positioning kit; 405. Fastening rubber; 5. Seat support rod; 6. Mounting bracket; 7. Clamping assembly; 701. Clamping base; 702. Outer protrusion; 703. Rotating part A; 704. Rotating part B; 705. Tightening end; 706. Load-bearing plate; 707. Threaded rod; 708. Clamping head. DETAILED DESCRIPTION

[0024] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0025] Please refer to Figures 1 to 4 As shown, a steel pipe bar chair welding device of the utility model comprises a welding workbench 1, wherein a shaft is movably connected to the middle of the upper surface of the welding workbench 1, a rotating member 2 is connected to the surface of the welding workbench 1 through the shaft, and extensions 201 are provided on both sides of the outer arc surface of the rotating member 2, and a mounting platform 3 is movably provided on the outer arc surface of the rotating member 2, and an adapting groove 301 is opened on the upper surface of the mounting platform 3, and the extensions 201 on both sides of the rotating member 2 are movably overlapped in the adapting groove 301, and the upper surface of the welding workbench 1 has two extensions 201 on both sides of the rotating member 2. The sides are fixed with a fixing seat 4 by bolts. In the actual implementation process, through the installation platform 3, a fixing seat 4 for fixing welding is set on the installation platform 3, and a fixing plate 402 is connected to the fixing seat 4. The positioning kit 404 is installed on the surface of the fixing plate 402, and the positioning sleeve 404 is installed in a symmetrical distribution. After the seat support rod 5 is aligned, the offset angle of the seat support rod 5 is limited by the fastening rubber 405 of the positioning kit 404, and the seat support rod 5 is accurately positioned and then welded. The positioning is precise and the welding efficiency is high.

[0026] Optionally, an oblique reinforcing plate 401 is fixedly mounted on the upper surface of the fixing seat 4, a fixing plate 402 is fixedly mounted on a vertical surface of one side of the oblique reinforcing plate 401, a mounting plate 403 is fixedly mounted on the top of one side surface of the fixing plate 402 by bolts, a positioning kit 404 is mounted on the middle of the surface of one side of the mounting plate 403, a fastening rubber 405 is movably sleeved on the inner arc surface of the positioning kit 404, and a seat support rod 5 is movably clamped on the inner arc surface of the positioning kit 404 by the fastening rubber 405. In the actual implementation process, the positioning kit 404 is an elastic structure with a notch on one side, so that the diameter of the positioning kit 404 can be expanded during plug-in installation. The seat support rod 5 inevitably needs to be slightly moved left and right to adjust its position when fixed. By correspondingly setting the positioning kit 404, the position of the seat support rod 5 on the positioning kit 404 can be slightly adjusted, which is conducive to the precise positioning and clamping of the welded parts.

[0027] Optionally, a mounting bracket 6 is fixedly mounted on one side of the upper surface of the mounting platform 3 near the adapter groove 301, and a clamping assembly 7 is fixedly mounted on the upper surface of the mounting bracket 6. The clamping assembly 7 includes a clamping base 701 fixedly mounted on the surface of the mounting bracket 6, and an outer protrusion 702 is provided on the upper surface of the clamping base 701. The number of the outer protrusions 702 is two, and both sides of one of the outer protrusions 702 are movably connected to a rotating member A703 through a rotating shaft, and both sides of the other outer protrusion 702 are movably connected to a rotating member B704. In the actual implementation process, the threaded rod 707 and the bearing plate 706 can be threadedly connected, and two fixing nuts are respectively placed on both sides of the non-hinged end of the bearing plate 706 to fix the threaded rod 707; before fixing, the length of the threaded rod 707 on one side of the bearing plate 706 can be adjusted first, so as to fix the tray more securely and increase the contact area with the seat.

[0028] Optionally, a tightening end 705 is provided on one side of the rotating member B704, and a bearing plate 706 is slidably connected to the upper and lower surfaces of the tightening end 705. The interior of the tightening end 705 is a hollow through structure, and threaded rods 707 are connected through the surfaces of the two bearing plates 706. A clamping head 708 is fixedly installed at the bottom end of the threaded rod 707. The number of the clamping assembly 7 is two, and the bottoms of the two clamping heads 708 are movably overlapped with the seat support rod 5. In the actual implementation process, the threaded rod 707 is adjusted by the nut, the handle is pulled, and the screw rotating member B704 is driven to move through the rotating member A703, and then the round tubes on both sides of the seat support rod 5 are clamped by the clamping head 708, and then the position of the threaded rod 707 inside the bearing plate 705 is adjusted, and the distance between the threaded rods 707 is adjusted to fix the position, thereby realizing the position fixing of the round tubes on both sides of the seat support rod 5, which is convenient for welding.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model, and the standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description and the drawings, and the specific connection methods of each part adopt mature conventional means such as bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0030] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A steel pipe bar chair welding device, comprising a welding workbench (1), characterized in that: A shaft is movably connected to the middle of the upper surface of the welding workbench (1); a rotating part (2) is connected to the surface of the welding workbench (1) through the shaft; both sides of the outer arc surface of the rotating part (2) are provided with extension parts (201); a mounting platform (3) is movably provided on the outer arc surface of the rotating part (2); an adapting groove (301) is provided on the upper surface of the mounting platform (3); the extension parts (201) on both sides of the rotating part (2) are movably overlapped in the adapting groove (301); both sides of the upper surface of the welding workbench (1) are fixedly mounted with a fixing seat (4) by bolts; an oblique reinforcing plate (401) is fixedly mounted on the upper surface of the fixing seat (4); a fixing plate (402) is fixedly mounted on a vertical surface of one side of the oblique reinforcing plate (401); and a mounting plate (403) is fixedly mounted on the top of a surface of one side of the fixing plate (402) by bolts.

2. A steel pipe bar chair welding device according to claim 1, characterized in that: A positioning kit (404) is installed in the middle of the surface of one side of the mounting plate (403); a fastening rubber (405) is movably sleeved on the inner arc surface of the positioning kit (404); and a seat support rod (5) is movably clamped on the inner arc surface of the positioning kit (404) via the fastening rubber (405).

3. A steel pipe bar chair welding device according to claim 2, characterized in that: A mounting bracket (6) is fixedly mounted on one side of the upper surface of the mounting platform (3) close to the adapting groove (301), and a clamping assembly (7) is fixedly mounted on the upper surface of the mounting bracket (6). The clamping assembly (7) comprises a clamping base (701) fixedly mounted on the surface of the mounting bracket (6).

4. A steel pipe bar chair welding device according to claim 3, characterized in that: An outer convex portion (702) is provided on the upper surface of the clamping base (701), and the number of the outer convex portions (702) is two, wherein both sides of one of the outer convex portions (702) are movably connected to a rotating member A (703) via a rotating shaft, and both sides of the other outer convex portion (702) are movably connected to a rotating member B (704).

5. The steel pipe bar chair welding device according to claim 4, characterized in that: A tightening end (705) is provided on one side of the rotating member B (704), and a bearing plate (706) is slidably connected between the upper surface and the lower surface of the tightening end (705).

6. A steel pipe bar chair welding device according to claim 5, characterized in that: The interior of the abutting end (705) is a hollow through structure, and the surfaces of the two bearing plates (706) are penetrated and connected with threaded rods (707).

7. A steel pipe bar chair welding device according to claim 6, characterized in that: A clamping head (708) is fixedly mounted on the bottom end of the threaded rod (707), the number of the clamping assemblies (7) is two, and the bottoms of the two clamping heads (708) are movably overlapped with the seat support rod (5).

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