CN216911846U

CN216911846U - Steel pipe machining necking device

Info

Publication number: CN216911846U
Application number: CN202220589794.XU
Authority: CN
Inventors: 徐德峰
Original assignee: Tianjin Jinnuo Steel Pipe Co ltd
Current assignee: Tianjin Jinnuo Steel Pipe Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-07-08
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses a steel pipe processing necking device, which comprises a workbench, wherein a motor is fixedly arranged on the top surface of the workbench, a mounting plate is fixed at the end part of an output shaft of the motor, the surface of the mounting plate is provided with the mounting plate, a first rotating shaft is arranged inside the mounting plate, the end part of the first rotating shaft penetrates through the inside of the mounting plate, the end part of a knob is fixed at the end part of the first rotating shaft, a movable plate is arranged on the surface of the first rotating shaft, the side edge of the movable plate is mutually attached to the inner wall of a sliding groove, a side plate is fixed on the top surface of the workbench, a hollow groove is reserved on the surface of the side plate, the steel pipe processing necking device drives the air cylinder to displace when the second rotating shaft rotates through the mutual matching of the side plate, the empty groove, the second rotating shaft, the crank handle and other parts, thereby changing the position of subsequent operation, solving the problems that the necking position of the prior equipment is fixed and the production is inconvenient when different requirements are met.

Description

Steel pipe machining necking device

Technical Field

The utility model relates to the technical field of steel pipes, in particular to a steel pipe processing necking device.

Background

Steel pipes are of great importance in the industrial field, and when the steel pipes are used, the steel pipes are often connected, and in order to ensure the firmness of the connection of two sections of steel pipes, the steel pipes are usually subjected to corresponding necking and flaring operations by means of related equipment.

At present, most of existing steel pipe processing necking devices can only carry out necking operation at a specific distance from a port when in use, can increase the difficulty of production when meeting the necking requirements of different positions, and cannot operate when meeting the opening requirements of different widths, aiming at the problems, innovative design is carried out on the basis of the original steel pipe processing necking devices.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel pipe processing necking device which has the advantages of adjusting necking positions and meeting different necking widths.

The utility model is realized by the following technical scheme:

a steel pipe processing necking device comprises a workbench, wherein a motor is fixedly mounted on the top surface of the workbench, a mounting plate is fixed at the end part of an output shaft of the motor, the mounting plate is arranged on the surface of the mounting plate, a first rotating shaft is arranged in the mounting plate, the end part of the first rotating shaft penetrates through the inside of the mounting plate, the end part of a knob is fixed at the end part of the first rotating shaft, a movable plate is arranged on the surface of the first rotating shaft, the side of the movable plate is mutually attached to the inner wall of a sliding groove, a side plate is fixed on the top surface of the workbench, a hollow groove is reserved on the surface of the side plate, a second rotating shaft is arranged in the hollow groove, the end part of the second rotating shaft penetrates through the inside of the side plate, a crank is fixed at the end part of the second rotating shaft, an air cylinder is connected to the surface of the second rotating shaft, and the side of the air cylinder is mutually attached to the inner wall of the hollow groove, the bottom of cylinder leaves in advance has the slot, the inside of slot is provided with the scraper, the surface connection of scraper has fixed establishment, fixed establishment and cylinder interconnect.

Further setting the following steps: the surface of the first rotating shaft is provided with two sections of threads in opposite directions, the first rotating shaft is in threaded connection with the movable plate, and the number of the movable plates is two.

Further setting the following steps: the surface of the second rotating shaft is provided with threads, and the second rotating shaft is in threaded connection with the cylinder.

Further setting as follows: the fixing mechanism comprises an inserting rod and a spring, the inserting rod is installed inside the scraper in a penetrating mode, the end portion of the inserting rod penetrates through the inside of the air cylinder, the spring is arranged on the surface of the inserting rod, one end of the spring is fixedly connected with the inserting rod, and the other end of the spring is fixedly connected with the outer wall of the air cylinder.

Further setting the following steps: the inserted bar and the scraper form a clamping mechanism, and the spring and the inserted bar form a nested structure.

In conclusion, the beneficial technical effects of the utility model are as follows:

(1) the mutual cooperation of parts such as curb plate, dead slot, second pivot and crank can drive the cylinder and carry out the displacement when making the second pivot rotatory to change follow-up operation position, solved existing equipment throat rigidity, when facing different requirements, the inconvenient problem of producing.

(2) The scraper can be detached from the surface of the equipment when the fixing mechanism operates, and then the scraper can be replaced, so that the problem that the existing equipment cannot be produced when meeting requirements of necking with different widths is solved.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a side view of the mounting plate of the present invention;

fig. 4 is a schematic structural view of the fixing mechanism of the present invention.

Reference numerals: 1. a work table; 2. a motor; 3. placing a plate; 4. a chute; 5. a first rotating shaft; 6. a knob; 7. a movable plate; 8. a side plate; 9. an empty groove; 10. a second rotating shaft; 11. a crank; 12. a cylinder; 13. a slot; 14. a scraper; 15. a fixing mechanism; 1501. inserting a rod; 1502. a spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, a steel pipe processing necking device disclosed by the utility model comprises a workbench 1, a motor 2 is fixedly installed on the top surface of the workbench 1, a mounting plate 3 is fixed on the end portion of an output shaft of the motor 2, the mounting plate 3 is arranged on the surface of the mounting plate 3, a first rotating shaft 5 is arranged inside the mounting plate 3, the end portion of the first rotating shaft 5 penetrates through the inside of the mounting plate 3, the end portion of a knob 6 is fixed on the end portion of the first rotating shaft 5, a movable plate 7 is arranged on the surface of the first rotating shaft 5, the side of the movable plate 7 is mutually attached to the inner wall of a sliding groove 4, a side plate 8 is fixed on the top surface of the workbench 1, a hollow groove 9 is reserved on the surface of the side plate 8, a second rotating shaft 10 is arranged inside the hollow groove 9, the end portion of the second rotating shaft 10 penetrates through the inside of the side plate 8, a crank 11 is fixed on the end portion of the second rotating shaft 10, and a cylinder 12 is connected to the surface of the second rotating shaft 10, the avris of cylinder 12 and the inner wall of dead slot 9 laminate each other, and the bottom of cylinder 12 reserves slot 13, and the inside of slot 13 is provided with scraper 14, and scraper 14's surface is connected with fixed establishment 15, fixed establishment 15 and cylinder 12 interconnect.

Two sections of threads with opposite directions are arranged on the surface of the first rotating shaft 5, the first rotating shaft 5 is in threaded connection with the movable plate 7, the two movable plates 7 are arranged, and the movable plate 7 is driven to move when the rotating shaft 5 rotates in the threaded connection, so that steel pipes with different sizes are supported and fixed, and the smooth proceeding of the subsequent necking operation is ensured.

The surface of second pivot 10 is provided with the screw thread, and second pivot 10 is threaded connection with cylinder 12, and threaded connection can drive cylinder 12 displacement when making second pivot 10 rotatory to change the processing position, make equipment carry out the throat operation in the position that the steel pipe is different.

The fixing mechanism 15 comprises an inserting rod 1501 and a spring 1502, the inserting rod 1501 is installed inside the scraper 14 in a penetrating mode, the end portion of the inserting rod 1501 penetrates through the inside of the air cylinder 12, the spring 1502 is arranged on the surface of the inserting rod 1501, one end of the spring 1502 is fixedly connected with the inserting rod 1501, the other end of the spring 1502 is fixedly connected with the outer wall of the air cylinder 12, and when the fixing mechanism operates, the scraper 14 can be rapidly disassembled and replaced, so that the equipment can meet the necking requirements of different widths, and the application range of the equipment is widened.

The inserted bar 1501 and the scraper 14 form a clamping mechanism, the spring 1502 and the inserted bar 1501 form a nested structure, and the spring 1502 is used for pulling the limiting inserted bar 1501 to keep the limiting inserted bar 1501 in a clamping state with the scraper 14, so that the situation that the inserted bar 1501 slides down during work to cause the scraper 14 to fall off is avoided, and the safety of workers is threatened.

The working principle and the beneficial effects of the utility model are as follows: when the steel pipe processing necking device is used, the end part of the steel pipe is abutted against the surface of the mounting plate 3, then the knob 6 is used for driving the first rotating shaft 5 to rotate, when the first rotating shaft 5 rotates, threads on the surface can push the movable plate 7 to move away from each other until the movable plate is attached to the inner wall of the steel pipe, the steel pipe is supported and fixed, the rotation of the knob 6 can be stopped, then, the necking width is determined, if the scraper 14 does not meet the requirement, the inserted rod 1501 can be dragged to be disengaged from the scraper 14, the spring 1502 can be stretched in the moving process of the inserted rod 1501, then, a new scraper 14 is taken out and is re-engaged into the slot 13, then, the inserted rod 1501 is loosened, the inserted rod 1501 can be re-engaged with the new scraper 14 under the action of the spring 1502, the position of the necking is determined on the next step, at this time, a worker can drive the second rotating shaft 10 to rotate through the crank 11, when the second rotating shaft 10 rotates, the screw thread on the surface can push the cylinder 12 to displace on the surface thereof, so as to drive the scraper 14 at the end part to move, and after the scraper is moved to a specified position, the crank 11 can be stopped to rotate, finally, the motor 2 and the cylinder 12 are started, so that the motor 2 drives the steel pipe to rotate, and the cylinder 12 drives the scraper 14 to move downwards, so as to complete necking operation.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a steel pipe machining throat device which characterized in that: comprises a workbench (1), a motor (2) is fixedly mounted on the top surface of the workbench (1), a mounting plate (3) is fixed on the end part of an output shaft of the motor (2), the mounting plate (3) is arranged on the surface of the mounting plate (3), a first rotating shaft (5) is arranged inside the mounting plate (3), the end part of the first rotating shaft (5) penetrates through the inside of the mounting plate (3), the end part of the first rotating shaft (5) is fixed with the end part of a knob (6), a movable plate (7) is arranged on the surface of the first rotating shaft (5), the side of the movable plate (7) is mutually attached to the inner wall of a sliding groove (4), a side plate (8) is fixed on the top surface of the workbench (1), a hollow groove (9) is reserved on the surface of the side plate (8), a second rotating shaft (10) is arranged inside the hollow groove (9), and the end part of the second rotating shaft (10) penetrates through the inside of the side plate (8), the end fixing of second pivot (10) has crank (11), the surface connection of second pivot (10) has cylinder (12), the avris of cylinder (12) is laminated with the inner wall of dead slot (9) each other, the bottom reservation of cylinder (12) has slot (13), the inside of slot (13) is provided with scraper (14), the surface connection of scraper (14) has fixed establishment (15), fixed establishment (15) and cylinder (12) interconnect.

2. A steel pipe processing necking device according to claim 1, wherein: the surface of the first rotating shaft (5) is provided with two sections of threads with opposite directions, the first rotating shaft (5) is in threaded connection with the movable plate (7), and the number of the movable plates (7) is two.

3. A steel pipe processing necking device according to claim 1, wherein: the surface of the second rotating shaft (10) is provided with threads, and the second rotating shaft (10) is in threaded connection with the cylinder (12).

4. A steel pipe processing necking device according to claim 1, wherein: the fixing mechanism (15) comprises an inserting rod (1501) and a spring (1502), the inserting rod (1501) is installed inside the scraper (14) in a penetrating mode, the end portion of the inserting rod (1501) penetrates through the inside of the air cylinder (12), the spring (1502) is arranged on the surface of the inserting rod (1501), one end of the spring (1502) is fixedly connected with the inserting rod (1501), and the other end of the spring (1502) is fixedly connected with the outer wall of the air cylinder (12).

5. A steel pipe processing necking device according to claim 4, wherein: the inserted bar (1501) and the scraper (14) form an engagement mechanism, and the spring (1502) and the inserted bar (1501) form a nested structure.