Blank pressing and welding device for corrugated pipe machining

Abstract

The utility model provides a corrugated pipe processing blank pressing welding device which comprises a workbench, supporting legs, an L-shaped baffle and a clamping assembly, and the top ends of the supporting legs are fixedly connected with the bottom of the workbench; the surface of the L-shaped baffle is fixedly connected with one side of the workbench. The clamping assembly comprises an annular placing frame; the bottom of the annular placing frame is slidably connected with the top of the workbench. The surface of the annular placing frame is in threaded connection with an adjusting screw rod; by arranging the clamping assembly, during welding, the corrugated pipe is placed on the annular placing frame, then the annular placing frame slides, the position of the annular placing frame is adjusted, and therefore the annular placing frame moves to the gravity center of the corrugated pipe, the corrugated pipe can be stably placed on the annular placing frame, and then an adjusting lead screw is rotated; the adjusting lead screw moves on the annular placing frame after rotating, then the arc-shaped clamping blocks are driven to move and be clamped on the surface of the corrugated pipe, corrugated pipes of different sizes can be clamped, the stability during welding is guaranteed, and the welding effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of bellows, in particular to a bellows processing edge pressing welding device. Background Art

[0002] Bellows is a tubular elastic sensitive element, which is made of foldable corrugated sheets connected along the folding and stretching direction. It has a cylindrical thin-walled corrugated shell with multiple transverse corrugations, has good elasticity, can adapt to changes in the external environment such as temperature changes and pressure changes, and plays a buffering role. Bellows are widely used in instruments and meters, and their main use is as a measuring element of pressure measuring instruments to convert pressure into displacement or force.

[0003] A Chinese patent with the publication number CN210756676U discloses a metal bellows processing and welding device, including a support platform, a control box is arranged at the upper end of one side of the support platform, fixed pillars are arranged at both sides of the upper end of the support platform, a top plate is arranged at the upper end of the fixed pillars, a workbench is arranged at the middle of the upper end of the support platform, a fixing device is arranged on the connecting plate, a motor is arranged at the middle of one end of the cross plate between the fixed pillars, a rotating shaft penetrating the cross plate between the fixed pillars is arranged at one end of the motor, a rotating gear is arranged at the end of the rotating shaft away from the motor, an adjustment fixing hoop is arranged between the rotating gear and the driven wheel, a linkage gear matching with the rotating gear and the rotating gear on the driven wheel is arranged at the middle of the adjustment fixing hoop, a hydraulic telescopic rod interlaced with the top plate is arranged at the middle of the upper end of the top plate, a welding machine is arranged at the lower end of the hydraulic telescopic rod, and a welding head is arranged at the lower end of the welding machine. Beneficial effects: ensuring the safety of workers, improving the mechanization performance of the device, and high work efficiency.

[0004] As mentioned above, the patent provides a metal bellows processing and welding device, which can ensure the safety of workers and improve the mechanization performance of the device. However, when welding, different bellows sizes will be different, so these bellows of different sizes cannot be clamped. If the bellows are welded without being fixed, the welding effect will be affected. Utility Model Content

[0005] The utility model provides a bellows processing edge pressing welding device to solve the problems raised in the background technology.

[0006] In order to solve the above problems, the utility model provides a corrugated pipe processing edge pressing welding device, comprising a workbench, a supporting leg, an L-shaped baffle and a clamping assembly, the top of the supporting leg is fixedly connected to the bottom of the workbench; the surface of the L-shaped baffle is fixedly connected to one side of the workbench; the clamping assembly comprises an annular placement frame; the bottom of the annular placement frame is slidably connected to the top of the workbench; the surface of the annular placement frame is threadedly connected with an adjusting screw; one end of the adjusting screw passes through the annular placement frame and extends to the inner side of the annular placement frame; the end of the adjusting screw located on the inner side of the annular placement frame is rotatably connected to an arc clamping block; the surface of the L-shaped baffle is slidably connected to a hydraulic rod; one end of the hydraulic rod passes through the L-shaped baffle and extends to the bottom of the L-shaped baffle; the end of the hydraulic rod located at the bottom of the L-shaped baffle is fixedly connected to a welding disk; the bottom of the welding disk is clamped with a welding strip.

[0007] Preferably: the number of the annular placement racks is set to two, and the two annular placement racks are symmetrically arranged on both sides of the top of the workbench; the bottoms of the two annular placement racks are fixedly connected with T-shaped sliders; the top of the workbench is provided with a T-shaped slide rail adapted to the T-shaped slider; the surface of the T-shaped slider is threadedly connected with a bidirectional reciprocating screw; one end of the bidirectional reciprocating screw is fixedly connected with an adjustment spline.

[0008] Preferably, the number of the adjusting screw rods is set to four, and the four adjusting screw rods are evenly arranged on the surface circumference of the annular placement rack; one end of the four adjusting screw rods is fixedly connected to an adjusting knob.

[0009] Preferably: the top of the L-shaped placement rack is fixedly connected to a fixed bracket; the top of the hydraulic rod is fixedly connected to the bottom of the fixed bracket.

[0010] Preferably: the side of the workbench away from the L-shaped baffle is fixedly connected to an inclined baffle; the surface of the inclined baffle is slidably connected to a limiting slide rod; one end of the limiting slide rod is fixedly connected to an arc-shaped support plate; the surface of the arc-shaped support plate is fixedly connected to a spring telescopic rod; the end of the spring telescopic rod away from the arc-shaped support plate is fixedly connected to the surface of the inclined baffle.

[0011] The beneficial effects of adopting the above technical solution are:

[0012] By setting up a clamping assembly, when welding, the corrugated pipe is placed on the annular placement rack, and then the annular placement rack is slid and the position of the annular placement rack is adjusted to move it to the center of gravity of the corrugated pipe, so that the corrugated pipe can be stably placed on the annular placement rack, and then the adjusting screw rod is rotated. After the adjusting screw rod is rotated, it moves on the annular placement rack, thereby driving the arc clamping block to move and get stuck on the surface of the corrugated pipe. Corrugated pipes of different sizes can be clamped to ensure stability during welding and ensure the welding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0014] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from another viewing angle.

[0015] Figure 3 It is a schematic diagram of the top structure of the workbench of the utility model.

[0016] Figure 4 It is a schematic diagram of part of the structure of the utility model.

[0017] Among them: 1. Workbench; 2. Support legs; 3. L-shaped baffle; 4. Ring placement rack; 5. Adjustment screw; 6. Arc clamping block; 7. Hydraulic rod; 8. Welding plate; 9. Welding bar; 10. T-shaped slider; 11. T-shaped slide rail; 12. Bidirectional reciprocating screw; 13. Fixed bracket; 14. Inclined baffle; 15. Limiting slide rod; 16. Arc support plate; 17. Spring telescopic rod. DETAILED DESCRIPTION

[0018] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0019] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, a movable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] like Figure 1 - Figure 4As shown, in this embodiment, a bellows processing edge pressing welding device includes a workbench 1, a supporting leg 2, an L-shaped baffle 3 and a clamping assembly, the top of the supporting leg 2 is fixedly connected to the bottom of the workbench 1; the surface of the L-shaped baffle 3 is fixedly connected to one side of the workbench 1; the clamping assembly includes an annular placement frame 4; the bottom of the annular placement frame 4 is slidably connected to the top of the workbench 1; the surface of the annular placement frame 4 is threadedly connected with an adjusting screw 5; one end of the adjusting screw 5 passes through the annular placement frame 4 and extends to the inner side of the annular placement frame 4; the end of the adjusting screw 5 located on the inner side of the annular placement frame 4 is rotatably connected to an arc clamping block 6; the surface of the L-shaped baffle 3 is slidably connected with a hydraulic rod 7; one end of the hydraulic rod 7 passes through the L-shaped baffle 3 and extends to the bottom of the L-shaped baffle 3; the end of the hydraulic rod 7 located at the bottom of the L-shaped baffle 3 is fixedly connected with a welding disk 8; the bottom of the welding disk 8 is clamped with a welding rod 9.

[0022] Through the above technical scheme, the supporting leg 2 supports the workbench 1, and the L-shaped baffle 3 is fixed on one side of the workbench 1. When welding, the corrugated pipe is placed on the annular placement rack 4, and then the annular placement rack 4 is slid and the position of the annular placement rack 4 is adjusted to move to the center of gravity of the corrugated pipe, so that the corrugated pipe can be stably placed on the annular placement rack 4, and then the adjusting screw rod 5 is rotated. After the adjusting screw rod 5 is rotated, it moves on the annular placement rack 4, thereby driving the arc clamping block 6 to move and get stuck on the surface of the corrugated pipe, and slidingly connecting the hydraulic rod 7 on the surface of the L-shaped baffle 3. The hydraulic rod 7 drives the welding disk 8 to slide up and down, and the welding strip 9 is clamped at the bottom of the welding disk 8. The welding strip 9 is used to weld the corrugated pipe. Here, by setting a clamping assembly, corrugated pipes of different sizes can be clamped to ensure stability during welding and ensure the welding effect.

[0023] like Figure 2 - Figure 4 As shown, the number of the annular placing racks 4 is set to two, and the two annular placing racks 4 are symmetrically arranged on both sides of the top of the workbench 1; the bottoms of the two annular placing racks 4 are fixedly connected with a T-shaped slider 10; the top of the workbench 1 is provided with a T-shaped slide rail 11 adapted to the T-shaped slider 10; the surface of the T-shaped slider 10 is threadedly connected with a bidirectional reciprocating screw 12; one end of the bidirectional reciprocating screw 12 is fixedly connected with an adjusting spline; the number of the adjusting screw 5 is set to four, and the four adjusting screws 5 are evenly arranged on the surface circumference of the annular placing rack 4; one end of the four adjusting screws 5 is fixedly connected with an adjusting knob.

[0024] Through the above technical scheme, two annular placement racks 4 are set up, which are symmetrically arranged on both sides of the top of the workbench 1, and are used to place two corrugated pipes that need to be welded. A T-shaped slider 10 is fixed at the bottom of the annular placement rack 4, and a T-shaped slide rail 11 is opened on the top of the workbench 1. The cooperation between the T-shaped slider 10 and the T-shaped slide rail 11 enables the annular placement rack 4 to slide on the top of the workbench 1. When adjusting the annular placement rack 4, the bidirectional reciprocating screw 12 can be rotated by the adjustment spline, so that the two annular placement racks 4 move away from or closer to each other. In addition, a plurality of adjustment screws 5 are arranged on the surface of the annular placement rack 4, and the adjustment knob can drive the adjustment screw 5 to rotate, thereby driving the adjustment screw 5 to move, so as to clamp the corrugated pipe inside the annular placement rack 4 at multiple angles, and further ensure the stability of the clamping.

[0025] like Figure 1 and Figure 3 As shown, the top of the L-shaped placement rack is fixedly connected to a fixed bracket 13; the top of the hydraulic rod 7 is fixedly connected to the bottom of the fixed bracket 13; the side of the workbench 1 away from the L-shaped baffle 3 is fixedly connected to an inclined baffle 14; the surface of the inclined baffle 14 is slidably connected to a limiting slide rod 15; one end of the limiting slide rod 15 is fixedly connected to an arc-shaped support plate 16; the surface of the arc-shaped support plate 16 is fixedly connected to a spring telescopic rod 17; the end of the spring telescopic rod 17 away from the arc-shaped support plate 16 is fixedly connected to the surface of the inclined baffle 14.

[0026] Through the above technical scheme, a fixed bracket 13 is connected to the top of the L-shaped placement rack, and the hydraulic rod 7 is arranged at the bottom of the fixed bracket 13, so that the fixed bracket 13 supports the hydraulic rod 7. In addition, an inclined baffle 14 is fixed on one side of the workbench 1, and a limiting slide bar 15 can slide on the surface of the inclined baffle 14, and an arc-shaped support plate 16 is fixed at one end of the limiting slide bar 15, and a spring telescopic rod 17 is fixed on the arc-shaped support plate 16, and the arc-shaped support plate 16 is supported by the spring telescopic rod 17. When welding, the corrugated pipe is against the arc-shaped support plate 16, which can buffer the welding joint during welding, further improve the stability during welding, and ensure the welding effect.

[0027] Finally, it should be noted that the above implementation cases are only used to illustrate the present invention, rather than to limit the technical solutions described in the present invention; therefore, although this specification has described the present invention in detail with reference to the above-mentioned embodiments, ordinary technicians in this field should understand that the present invention can still be modified or replaced by equivalents, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention; the technology not described in detail in the present invention is implemented with the existing technology.

Claims

1. A bellows processing edge pressing welding device, comprising a workbench (1), a support leg (2), an L-shaped baffle (3) and a clamping assembly, characterized in that: The top of the supporting leg (2) is fixedly connected to the bottom of the workbench (1); the surface of the L-shaped baffle (3) is fixedly connected to one side of the workbench (1); the clamping assembly comprises an annular placement frame (4); the bottom of the annular placement frame (4) is slidably connected to the top of the workbench (1); the surface of the annular placement frame (4) is threadedly connected with an adjusting screw (5); one end of the adjusting screw (5) passes through the annular placement frame (4) and extends to the inner side of the annular placement frame (4); the end of the adjusting screw (5) located on the inner side of the annular placement frame (4) is rotatably connected to an arc-shaped clamping block (6); the surface of the L-shaped baffle (3) is slidably connected with a hydraulic rod (7); one end of the hydraulic rod (7) passes through the L-shaped baffle (3) and extends to the bottom of the L-shaped baffle (3); the end of the hydraulic rod (7) located at the bottom of the L-shaped baffle (3) is fixedly connected with a welding disk (8); the bottom of the welding disk (8) is clamped with a welding strip (9).

2. A bellows processing edge pressing welding device according to claim 1, characterized in that: The number of the annular placement racks (4) is set to two, and the two annular placement racks (4) are symmetrically arranged on both sides of the top of the workbench (1); the bottoms of the two annular placement racks (4) are fixedly connected with a T-shaped slider (10); the top of the workbench (1) is provided with a T-shaped slide rail (11) adapted to the T-shaped slider (10); the surface of the T-shaped slider (10) is threadedly connected with a bidirectional reciprocating screw rod (12); one end of the bidirectional reciprocating screw rod (12) is fixedly connected with an adjustment spline.

3. The device for processing and welding a corrugated pipe according to claim 1, characterized in that: The number of the adjusting screw rods (5) is set to four, and the four adjusting screw rods (5) are evenly arranged on the surface circumference of the annular placement rack (4); one end of the four adjusting screw rods (5) is fixedly connected to an adjusting knob.

4. The device for processing and welding a corrugated pipe according to claim 1, characterized in that: The top of the L-shaped baffle is fixedly connected to a fixed bracket (13); the top of the hydraulic rod (7) is fixedly connected to the bottom of the fixed bracket (13).

5. The device for processing and welding a corrugated pipe according to claim 1, characterized in that: The side of the workbench (1) away from the L-shaped baffle (3) is fixedly connected to an inclined baffle (14); the surface of the inclined baffle (14) is slidably connected to a limiting slide rod (15); one end of the limiting slide rod (15) is fixedly connected to an arc-shaped support plate (16); the surface of the arc-shaped support plate (16) is fixedly connected to a spring telescopic rod (17); one end of the spring telescopic rod (17) away from the arc-shaped support plate (16) is fixedly connected to the surface of the inclined baffle (14).

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