CN220760653U

CN220760653U - Hydraulic single-head pipe bending machine

Info

Publication number: CN220760653U
Application number: CN202322511697.6U
Authority: CN
Inventors: 施云
Original assignee: Hubei Boda Guardrail Co ltd
Current assignee: Hubei Boda Guardrail Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-12
Anticipated expiration: 2033-09-14

Abstract

The utility model discloses a hydraulic single-head pipe bender, and relates to the technical field of pipe benders. The hydraulic single-head pipe bending machine comprises a workbench, a clamping assembly and a heating assembly, wherein a support is fixedly arranged at the top of the workbench, a positioning roller and a guide roller are arranged at the top of the workbench, the clamping assembly is arranged on the support, the heating assembly is arranged on the workbench, the top end of the positioning roller is fixedly arranged at the top of the inner side of an L-shaped movable plate, the heating assembly comprises a heating cylinder and heating pipes, and a plurality of groups of heating pipes are fixedly arranged on the inner walls of two sides of the heating cylinder and distributed in an annular array. Through the cooperation of heating cylinder and heating pipe, can carry out the heating operation to the steel pipe before the folio bending, can improve its plasticity and ductility on the one hand, make it carry out bending operation more easily to do not produce crackle or fracture when crooked, on the other hand can accelerate the speed and the efficiency of bending process, the hot steel pipe has better plasticity and ductility, makes it receive the control and the deformation of external force more easily.

Description

Hydraulic single-head pipe bending machine

Technical Field

The utility model relates to the technical field of pipe bending machines, in particular to a hydraulic single-head pipe bending machine.

Background

The single-head hydraulic pipe bender is widely used in various pipe processing industries such as shipbuilding, automobiles, motorcycles, bicycles, kids, petrochemical industry, steel furniture and the like, is ideal equipment for cutting, bending, shrinking, expanding and riveting various pipe profiles, and is very convenient for people to form and process metal pipes due to the development of the single-head hydraulic pipe bender when the corresponding single-head hydraulic pipe bender is often required to process metal pipes.

Through exploration and analysis, the following defects exist in actual use:

the steel pipe can receive the influence of stress in the bending process, especially under the circumstances that bending radius is less or bending angle is great, can appear the risk of crackle and fracture in the bending process, has reduced machining efficiency.

In summary, the present application provides a hydraulic single-head pipe bender to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a hydraulic single-head pipe bending machine which can solve the problem that cracks and fractures possibly occur in the bending process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a hydraulic single-head pipe bender comprising:

the top of the workbench is fixedly provided with a bracket, and the top of the workbench is provided with a positioning roller and a guide roller;

the clamping assembly is arranged on the bracket and comprises a fixed plate, an L-shaped moving plate and a hydraulic rod, the L-shaped moving plate is arranged at the top of the bracket, the hydraulic rod is fixedly arranged at the rear side of the fixed plate, the free end of the hydraulic rod penetrates through the fixed plate and is fixedly arranged at the rear side of the L-shaped moving plate, and the top end of the positioning roller is fixedly arranged at the top of the inner side of the L-shaped moving plate;

the heating assembly is arranged on the workbench and comprises a heating cylinder and heating pipes, wherein a plurality of groups of heating pipes are fixedly arranged on the inner walls of the two sides of the heating cylinder and distributed in an annular array.

Preferably, the clamping assembly further comprises a first sliding groove, the bottom of the fixing plate is fixedly arranged at the top of the support, the first sliding groove is formed in the top of the support, the bottom of the L-shaped movable plate is fixedly provided with a sliding block, the sliding block is slidably arranged in the first sliding groove, the distance between the positioning roller and the guide roller can be adjusted, and the steel pipe can be appropriately guided and supported in the bending process according to the sizes of steel pipes of different specifications, so that accurate bending angles and shapes are realized, and the bending effect and quality are improved.

Preferably, the bottom fixed mounting of workstation has the motor, and the output shaft of motor passes workstation fixed mounting and has the spliced pole, and the other end of spliced pole rotates the installation with the inboard top of support, and the outer wall fixed mounting of spliced pole has the rolling disc, and the bottom fixed mounting of rolling disc has the sliding block, and the second spout has been seted up at the top of workstation, and the bottom slidable mounting of sliding block is in the inside of second spout, and the bottom of guide roll and the top fixed mounting of rolling disc can play the supporting role to the rotation of rolling disc.

Preferably, the outer wall fixed mounting of spliced pole has the connecting rod, and the one end fixed mounting of connecting rod has the promotion seat, plays auxiliary pushing's effect to bending of steel pipe.

Preferably, the bottom of heating cylinder and the top fixed mounting of workstation can heat the operation to the steel pipe before the folding, and on the one hand the heating steel pipe can improve its plasticity and ductility, makes it carry out the operation of bending more easily, and the high temperature can make the lattice structure of steel pipe change, has reduced hardness and intensity of material, makes it crooked more easily and does not produce crackle or fracture, and on the other hand the heating steel pipe can accelerate the speed and the efficiency of bending process, and the heating steel pipe has better plasticity and ductility, makes it receive the control and the deformation of external force more easily, has reduced required power and time, has improved the efficiency of processing.

Preferably, the top fixed mounting of workstation has two sets of spacing seats and is located the both sides of heating cylinder respectively, and the top fixed mounting of workstation has places the seat, and spacing seat can play spacing effect to the steel pipe.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This hydraulic pressure single-head bending machine uses through the cooperation of locating roller, guide roll, fixed plate, L type movable plate, hydraulic stem and first spout, can adjust the distance between locating roller and the guide roll, can adapt to the steel pipe size of different specifications to ensure that the steel pipe material obtains appropriate guide and support in the bending process, thereby realizes accurate bending angle and shape, has improved bending effect and quality.

(2) This hydraulic single-head pipe bending machine uses through the cooperation of heating cylinder and heating pipe, can heat the operation to the steel pipe before the folding, and on the one hand the heating steel pipe can improve its plasticity and ductility, makes it bend the operation more easily, and the high temperature can make the lattice structure of steel pipe change, has reduced hardness and intensity of material, makes it bend more easily and does not produce crackle or fracture, and on the other hand the heating steel pipe can accelerate the speed and the efficiency of bending process, and the heating steel pipe has better plasticity and ductility, makes it receive the control and the deformation of external force more easily, has reduced required power and time, has improved the efficiency of processing.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of a heating assembly according to the present utility model;

FIG. 3 is a top view of the present utility model;

fig. 4 is a front view of the present utility model.

Reference numerals: 1. a work table; 2. a bracket; 3. a positioning roller; 4. a guide roller; 5. a fixing plate; 6. an L-shaped movable plate; 7. a hydraulic rod; 8. a first chute; 9. a motor; 10. rotating the column; 11. a rotating disc; 12. a sliding block; 13. a second chute; 14. a connecting rod; 15. a pushing seat; 16. a heating cylinder; 17. heating pipes; 18. a limit seat; 19. and (5) placing a seat.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a hydraulic single-head pipe bending machine, including workstation 1, clamping assembly and heating element, the top fixed mounting of workstation 1 has support 2, the top of workstation 1 is provided with positioning roller 3 and guide roll 4, clamping assembly sets up on support 2, clamping assembly is including fixed plate 5, L type movable plate 6 and hydraulic stem 7, the top of support 2 is provided with L type movable plate 6, the rear side fixed mounting of fixed plate 5 has hydraulic stem 7, the free end of hydraulic stem 7 passes fixed plate 5 and the rear side fixed mounting of L type movable plate 6, the top of positioning roller 3 and the inboard top fixed mounting of L type movable plate 6, heating element sets up on workstation 1, heating element is including heating cylinder 16 and heating pipe 17, the both sides inner wall fixed mounting of heating cylinder 16 has multiunit heating pipe 17 and is annular array distribution.

Further, the clamping assembly further comprises a first chute 8, the bottom of the fixing plate 5 is fixedly arranged at the top of the support 2, the top of the support 2 is provided with a first chute 8, the bottom of the L-shaped movable plate 6 is fixedly provided with a sliding block, the sliding block is slidably arranged in the first chute 8, the L-shaped movable plate 6 is pushed to move to the front side by controlling the expansion and contraction of the hydraulic rod 7, so that the positioning roller 3 is driven to fix a steel pipe, the distance between the positioning roller 3 and the guide roller 4 can be adjusted, the steel pipe can be adapted to the sizes of steel pipes with different specifications, the steel pipe materials are properly guided and supported in the bending process, the accurate bending angle and shape are realized, and the bending effect and quality are improved.

Still further, the bottom fixed mounting of workstation 1 has motor 9, and the output shaft of motor 9 passes workstation 1 fixed mounting and has a spliced pole 10, and the other end of spliced pole 10 rotates the installation with the inboard top of support 2, and the outer wall fixed mounting of spliced pole 10 has a rolling disc 11, and the bottom fixed mounting of rolling disc 11 has slider 12, and second spout 13 has been seted up at the top of workstation 1, and slider 12's bottom slidable mounting is in the inside of second spout 13, and the bottom of guide roll 4 and the top fixed mounting of rolling disc 11 can play the supporting role to the rotation of rolling disc 11.

Further, the outer wall of the rotary column 10 is fixedly provided with a connecting rod 14, one end of the connecting rod 14 is fixedly provided with a pushing seat 15, and the auxiliary pushing effect is achieved on bending of the steel tube.

Further, the bottom of the heating cylinder 16 is fixedly arranged at the top of the workbench 1, the steel pipe is pushed to the left side, the to-be-bent area is moved to the inside of the heating cylinder 16, the heating pipe 17 is started, the steel pipe is heated through the heating pipe 17, the steel pipe before being bent in a doubling mode can be heated, on one hand, the plasticity and the ductility of the steel pipe can be improved, the steel pipe is easier to bend, the lattice structure of the steel pipe can be changed at high temperature, the hardness and the strength of the material are reduced, the steel pipe is easier to bend without generating cracks or breaks, on the other hand, the speed and the efficiency of the bending process of the steel pipe can be accelerated by heating the steel pipe, the hot steel pipe has better plasticity and ductility, the steel pipe is easier to be controlled and deformed by external force, the required force and time are reduced, and the processing efficiency is improved.

Secondly, two groups of limiting seats 18 are fixedly arranged at the top of the workbench 1 and are respectively positioned at two sides of the heating cylinder 16, a placing seat 19 is fixedly arranged at the top of the workbench 1, and the limiting seats 18 can play a limiting role on the steel pipes.

Working principle: during the use, place the steel pipe on placing seat 19 to impel the steel pipe left side, make the district that waits to bend remove to the inside of heating cylinder 16, start heating pipe 17, heat the work through heating pipe 17 to the steel pipe, then continue to remove the steel pipe left side, make the steel pipe pass positioning roller 3 and guide roll 4, start hydraulic stem 7, promote L type movable plate 6 and move forward through the flexible promotion of control hydraulic stem 7, thereby drive positioning roller 3 and fix the steel pipe, then start motor 9, drive rotation post 10 through motor 9 and rotate, thereby drive guide roll 4 on the rolling disc 11 bend the steel pipe, the rotation of rolling disc 11 can drive the promotion seat 15 on the connecting rod 14 simultaneously and promote the steel pipe, can accomplish the work of bending to the steel pipe.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. A hydraulic single-head pipe bender, comprising:

the device comprises a workbench (1), wherein a bracket (2) is fixedly arranged at the top of the workbench (1), and a positioning roller (3) and a guide roller (4) are arranged at the top of the workbench (1);

the clamping assembly is arranged on the bracket (2), and comprises a fixed plate (5), an L-shaped movable plate (6) and a hydraulic rod (7), wherein the L-shaped movable plate (6) is arranged at the top of the bracket (2), the hydraulic rod (7) is fixedly arranged at the rear side of the fixed plate (5), the free end of the hydraulic rod (7) penetrates through the fixed plate (5) and is fixedly arranged at the rear side of the L-shaped movable plate (6), and the top end of the positioning roller (3) is fixedly arranged at the top of the inner side of the L-shaped movable plate (6);

the heating assembly is arranged on the workbench (1) and comprises a heating cylinder (16) and heating pipes (17), wherein a plurality of groups of heating pipes (17) are fixedly arranged on the inner walls of the two sides of the heating cylinder (16) and distributed in an annular array.

2. The hydraulic single-head pipe bender according to claim 1, wherein: the clamping assembly further comprises a first sliding groove (8), the bottom of the fixing plate (5) is fixedly arranged at the top of the support (2), the first sliding groove (8) is formed in the top of the support (2), the sliding block is fixedly arranged at the bottom of the L-shaped moving plate (6), and the sliding block is slidably arranged in the first sliding groove (8).

3. The hydraulic single-head pipe bender according to claim 2, wherein: the bottom fixed mounting of workstation (1) has motor (9), the output shaft of motor (9) passes workstation (1) fixed mounting and rotates post (10), the other end of post (10) rotates with the inboard top of support (2) and installs, the outer wall fixed mounting of post (10) has rolling disc (11), the bottom fixed mounting of rolling disc (11) has slider (12), second spout (13) have been seted up at the top of workstation (1), the bottom slidable mounting of slider (12) is in the inside of second spout (13), the bottom of guide roll (4) is with the top fixed mounting of rolling disc (11).

4. A hydraulic single-head pipe bender according to claim 3, wherein: the outer wall of the rotating column (10) is fixedly provided with a connecting rod (14), and one end of the connecting rod (14) is fixedly provided with a pushing seat (15).

5. The hydraulic single-head pipe bender according to claim 4, wherein: the bottom end of the heating cylinder (16) is fixedly arranged at the top of the workbench (1).

6. The hydraulic single-head pipe bender according to claim 5, wherein: two groups of limiting seats (18) are fixedly arranged at the top of the workbench (1) and are respectively positioned at two sides of the heating cylinder (16), and a placing seat (19) is fixedly arranged at the top of the workbench (1).