Press machine for corrosion-resistant steel pipe production

Abstract

The utility model discloses a press machine for corrosion-resistant steel pipe production, which comprises a working table, positioning frames are arranged at the two ends above the working table, the two ends of each positioning frame are fixedly connected with mounting plates, the mounting plates are in threaded connection with positioning bolts, positioning grooves are formed in the positioning frames in a penetrating manner, and the positioning grooves are in threaded connection with the mounting plates. The bottom of the inner side of the positioning groove is fixedly connected with a first arc-shaped piece, the two ends of the positioning groove are in threaded connection with screws, the two positioning frames are arranged on the workbench and can correspond to the steel pipe, and the two ends of the steel pipe can be positioned and clamped through the first arc-shaped piece, the screws, the sliding rods and the second arc-shaped piece in the positioning groove; and three-point clamping can ensure the stability of the steel pipe during pressure correction, meanwhile, the device can be suitable for steel pipes with different diameters, and the stability and practicability of the device are improved.

Description

Technical Field

[0001] The utility model relates to the field of presses for producing steel pipes, in particular to a press for producing corrosion-resistant steel pipes. Background Art

[0002] The press is a general-purpose press with a sophisticated structure for the production of corrosion-resistant steel pipes. It has the characteristics of wide application and high production efficiency. The press can be widely used in cutting, punching, blanking, bending, riveting and forming processes. It applies strong pressure to the metal blank to cause plastic deformation and fracture of the metal to process it into parts.

[0003] Existing steel pipe presses are mostly used to correct steel pipes with unqualified curvature. However, when straightening steel pipes, existing presses are usually only suitable for straightening steel pipes with a press diameter for the production of corrosion-resistant steel pipes. They cannot be flexibly adjusted according to the diameter of the steel pipe, which greatly reduces their practicality. Utility Model Content

[0004] The purpose of the utility model is to provide a press for the production of corrosion-resistant steel pipes, which solves the problem that the press in the prior art is usually only suitable for straightening steel pipes of one diameter when straightening steel pipes, and cannot be flexibly adjusted according to the diameter of the steel pipe.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a press machine for producing corrosion-resistant steel pipes, comprising a workbench, positioning frames are arranged at both ends of the upper side of the workbench, mounting plates are fixedly connected at both ends of the positioning frame, positioning bolts are threadedly connected to the mounting plates, and positioning grooves are opened inside the positioning frame;

[0006] A first arc-shaped member is fixedly connected to the inner bottom of the positioning groove, and screws are threadedly connected to both ends of the positioning groove.

[0007] As a further description of the above technical solution: the outer end of the screw is fixedly connected to a handle, and the inner end of the screw is rotatably connected to a second arc-shaped member.

[0008] As a further description of the above technical solution: two ends of the outer side of the second arc-shaped member are fixedly connected with sliding rods, and the sliding rods are slidably connected to the inside of the positioning frame.

[0009] As a further description of the above technical solution: an expansion slot is opened inside the workbench, and support frames are fixedly connected to the four lower ends of the workbench.

[0010] As a further description of the above technical solution: one end of the workbench is fixedly connected to a fixing seat, and a driving motor is arranged on one side of the fixing seat.

[0011] As a further description of the above technical solution: the output end of the driving motor passes through the fixed seat and is provided with a lead screw inwardly, the lead screw is threadedly connected with a threaded block, and the fixed seat is provided with a slot.

[0012] As a further description of the above technical solution: the threaded block passes through the slot and is provided with a fixing frame upward, the upper end of the fixing frame is fixedly connected to a connecting frame, the upper end of the connecting frame is provided with a cylinder, and the extended end of the cylinder passes through the connecting frame and is provided with a contact protrusion downward.

[0013] The utility model has the following beneficial effects:

[0014] 1. Compared with the prior art, the press machine for producing corrosion-resistant steel pipes can correspond to the steel pipes by arranging two positioning frames on the workbench, and the first arc-shaped member, the screw rod, the slide rod and the second arc-shaped member inside the positioning groove can position and clamp the two ends of the steel pipe. The three-point clamping can ensure the stability of the steel pipe during pressure correction, and can be applicable to steel pipes of different diameters, thereby improving the stability and practicality of the device;

[0015] 2. Compared with the prior art, this press machine for producing corrosion-resistant steel pipes can perform pressure straightening on corrosion-resistant steel pipes by setting up cylinders and contact bumps. At the same time, a driving motor, a lead screw and a threaded block can be set to laterally adjust the straightening assembly, so that straightening can be performed at different positions, thereby improving the practicability of the device and eliminating the need for staff to disassemble the steel pipes multiple times.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 It is a schematic diagram of the overall front structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the structure of the straightening component of the utility model.

[0020] Figure 3 It is a schematic diagram of the positioning frame structure of the utility model.

[0021] Legend:

[0022] 1. Workbench; 2. Support frame; 3. Positioning bolt; 4. Expansion slot; 5. Mounting plate; 6. Positioning frame; 7. Contact bump; 8. Cylinder; 9. Connecting frame; 10. Fixing frame; 11. Fixing seat; 12. Driving motor; 13. Lead screw; 14. Threaded block; 15. Slot; 16. Handle; 17. First arc-shaped member; 18. Positioning slot; 19. Screw; 20. Sliding rod; 21. Second arc-shaped member. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-3 The utility model provides an embodiment of a press machine for producing corrosion-resistant steel pipes, including a workbench 1, with positioning frames 6 arranged at both ends of the upper side of the workbench 1, through which the two ends of the steel pipe can be positioned and clamped to ensure the stability of the steel pipe during processing, the two ends of the positioning frame 6 are fixedly connected with mounting plates 5, the mounting plates 5 are threadedly connected with positioning bolts 3, and the interior of the positioning frame 6 is penetrated by a positioning groove 18, and the positioning frame 6 can be installed on the workbench 1 through the positioning bolts 3 and the mounting plate 5, so that it can work stably;

[0025] The inner bottom of the positioning groove 18 is fixedly connected with a first arc-shaped member 17, and the two ends of the positioning groove 18 are threadedly connected with screws 19, and the first arc-shaped member 17 can support the steel pipe, and the outer end of the screw 19 is fixedly connected with a handle 16, and the inner end of the screw 19 is rotatably connected with a second arc-shaped member 21, and the two outer ends of the second arc-shaped member 21 are fixedly connected with a slide bar 20, and the slide bar 20 is slidably connected to the inside of the positioning frame 6, and the handles 16 at the two ends of the positioning frame 6 are turned to drive the screw 19 to rotate, and under the restriction of the threaded connection and the slide bar 20, the second arc-shaped member 21 can be driven to move, so that the steel pipe can be positioned and clamped in cooperation with the first arc-shaped member 17 inside, ensuring the stability of the steel pipe during processing, and the clamping assembly can be adjusted according to the diameter of the steel pipe, suitable for clamping steel pipes of different diameters, and improving the applicability of the device;

[0026] An expansion slot 4 is provided inside the workbench 1, and a support frame 2 is fixedly connected to the four ends below the workbench 1. A fixing seat 11 is fixedly connected to one end of the workbench 1, and a driving motor 12 is provided on one side of the fixing seat 11. The device can be stably supported by the support frame 2;

[0027] The output end of the driving motor 12 passes through the fixed seat 11 and is provided with a lead screw 13 inwardly, and a threaded block 14 is threadedly connected to the lead screw 13. A slot 15 is provided on the fixed seat 11, and the threaded block 14 passes through the slot 15 and is provided with a fixed frame 10 upwardly. The upper end of the fixed frame 10 is fixedly connected to a connecting frame 9, and the upper end of the connecting frame 9 is provided with a cylinder 8. The extended end of the cylinder 8 passes through the connecting frame 9 and is provided with a contact protrusion 7 downwardly. The cylinder 8 above can drive the contact protrusion 7 to move downward, so that the contact protrusion 7 can contact the steel pipe, thereby To realize the pressure straightening operation, the entire pressure straightening device is fast and convenient, has a good straightening effect, and can improve the straightening efficiency. When straightening other positions, starting the drive motor 12 can drive the internal lead screw 13 to rotate, and under the action of the threaded connection, the threaded block 14 can drive the upper fixed frame 10 and the connecting frame 9 to move horizontally, thereby driving the straightening assembly to move its position, and can straighten different positions of the steel pipe without the need for staff to take out the steel pipe and change its position, thereby improving the convenience of the device.

[0028] Working principle: When the device is in use, first, the two ends of the steel pipe that needs to be pressure straightened are passed through the positioning groove 18 inside the positioning frame 6, and then the handles 16 at both ends of the positioning frame 6 are turned to drive the screw 19 to rotate. Under the restriction of the threaded connection and the slide rod 20, the second arc-shaped member 21 can be driven to move, so that the steel pipe can be positioned and clamped in cooperation with the first arc-shaped member 17 inside to ensure the stability of the steel pipe during processing. Then, the upper cylinder 8 is started to drive the contact protrusion 7 to move downward, so that the contact protrusion 7 can contact the steel pipe, thereby realizing its pressure straightening operation. The entire pressure straightening device is fast and convenient, has a good straightening effect, and can improve the straightening efficiency.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A press for producing corrosion-resistant steel pipes, comprising a workbench (1), It is characterized in that Positioning frames (6) are arranged at both ends of the upper side of the workbench (1), and mounting plates (5) are fixedly connected to both ends of the positioning frame (6). Positioning bolts (3) are threadedly connected to the mounting plates (5), and a positioning groove (18) is provided through the interior of the positioning frame (6); A first arc-shaped member (17) is fixedly connected to the inner bottom of the positioning groove (18), and screws (19) are threadedly connected to both ends of the positioning groove (18).

2. A press for producing corrosion-resistant steel pipes according to claim 1, It is characterized in that The outer end of the screw rod (19) is fixedly connected to a handle (16), and the inner end of the screw rod (19) is rotatably connected to a second arc-shaped member (21).

3. A press for producing corrosion-resistant steel pipes according to claim 2, It is characterized in that Sliding rods (20) are fixedly connected to the outer ends of the second arc-shaped member (21), and the sliding rods (20) are slidably connected to the interior of the positioning frame (6).

4. A press for producing corrosion-resistant steel pipes according to claim 1, It is characterized in that An expansion slot (4) is provided inside the workbench (1), and four lower ends of the workbench (1) are fixedly connected to a support frame (2).

5. A press for producing corrosion-resistant steel pipes according to claim 1, It is characterized in that One end of the workbench (1) is fixedly connected to a fixing seat (11), and a driving motor (12) is provided on one side of the fixing seat (11).

6. A press for producing corrosion-resistant steel pipes according to claim 5, It is characterized in that The output end of the driving motor (12) passes through the fixing seat (11) and is provided with a lead screw (13) inwardly, a threaded block (14) is threadedly connected to the lead screw (13), and a slot (15) is provided on the fixing seat (11).

7. A press for producing corrosion-resistant steel pipes according to claim 6, It is characterized in that The threaded block (14) passes through the slot (15) and is provided with a fixing frame (10) upwardly; the upper end of the fixing frame (10) is fixedly connected to a connecting frame (9); the upper end of the connecting frame (9) is provided with a cylinder (8); the extended end of the cylinder (8) passes through the connecting frame (9) and is provided with a contact protrusion (7) downwardly.

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