CN-224222421-U - High-precision positioning heavy steel pipe hydraulic pipe bender

Abstract

The utility model discloses a high-precision positioning heavy steel pipe hydraulic pipe bender, which comprises a fixed frame, wherein a bending assembly is arranged on the fixed frame through a hydraulic assembly, two fixed rings are fixedly arranged on the fixed frame, an inner annular cavity and an outer annular cavity are arranged in the fixed rings, a screw rod extending into the outer annular cavity is rotationally arranged in the inner annular cavity, a positioning wheel is arranged in the fixed ring, the positioning wheel is connected with the screw rod through a connecting mechanism, a driving gear ring and a driving motor are arranged in the outer annular cavity, and the driving motor is connected with the driving gear ring through a rotating mechanism. The unique positioning wheel adjusting structure can flexibly and accurately adjust the position of the positioning wheel according to the pipe diameter of the steel pipe, so that the device can adapt to heavy steel pipes with different thicknesses, the application range of the device is greatly widened, the universality and practicability of the device are improved, and the cost of purchasing various devices due to various pipe specifications of enterprises is reduced.

Inventors

• ZHANG ZHIYONG
• KONG FANQIANG

Assignees

• 山东三通重型钢管制造有限公司

Dates

Publication Date

20260512

Application Date

20250609

Claims (6)

1. 1. The utility model provides a heavy steel pipe hydraulic pipe bending machine of high accuracy location, includes mount (1), its characterized in that, be equipped with bending assembly (3) through hydraulic assembly (2) on mount (1), fixed being equipped with two solid fixed ring (4) on mount (1), gu fixed ring (4) inside be equipped with interior annular chamber (5) and outer annular chamber (6), interior annular chamber (5) internal rotation is equipped with screw rod (7) that extend to in outer annular chamber (6), be equipped with positioning wheel (9) in gu fixed ring (4) intra-annular, positioning wheel (9) are connected with screw rod (7) through linking mechanism, be equipped with initiative ring gear (12) and driving motor (10) in outer annular chamber (6), driving motor (10) are connected with initiative ring gear (12) through rotary mechanism, initiative ring gear (12) are connected with screw rod (7) through drive mechanism.
2. 2. The high-precision positioning heavy steel pipe hydraulic pipe bender according to claim 1, wherein the engagement mechanism comprises a movable frame (8) which is sleeved on a screw (7), the movable frame (8) is U-shaped, and a positioning wheel (9) is rotatably installed on the movable frame (8).
3. 3. The high-precision positioning heavy-duty steel pipe hydraulic pipe bender according to claim 2, wherein the rotating mechanism comprises a rotating gear (11) arranged on the output shaft of the driving motor (10), and the rotating gear (11) is meshed with the driving gear ring (12).
4. 4. A high precision positioning heavy steel pipe hydraulic pipe bender according to claim 3, characterized in that the transmission mechanism comprises a linkage gear (14) mounted on the screw (7), and the driving gear ring (12) is provided with a transmission gear ring (13) meshed with the linkage gear (14).
5. 5. The high-precision positioning heavy steel pipe hydraulic pipe bender according to claim 4, wherein the number of the positioning wheels (9) is four, and the four positioning wheels (9) are circumferentially distributed at equal intervals.
6. 6. The high-precision positioning heavy-duty steel pipe hydraulic pipe bender according to claim 5, wherein the rotating gear (11) is a circular gear, and the linkage gear (14) is a conical gear.

Description

High-precision positioning heavy steel pipe hydraulic pipe bender Technical Field The utility model relates to the technical field of heavy steel pipe machining, in particular to a high-precision positioning heavy steel pipe hydraulic pipe bender. Background In the field of heavy steel pipe processing, a hydraulic pipe bender is key equipment for realizing steel pipe bending and forming. However, conventional hydraulic bending machines have significant drawbacks in terms of positioning systems. Most of the existing equipment has single positioning assembly design and cannot be flexibly adapted to steel pipes with different thicknesses. In actual production, enterprises often need to process heavy steel pipes with various specifications and pipe diameters, and in the face of pipe diameter change, traditional equipment usually needs to consume a large amount of time to manually replace a positioning die or manually adjust a positioning device, so that the operation is complex and the efficiency is low. Moreover, the manual adjustment is difficult to ensure the positioning accuracy, so that the position deviation of the steel pipe is easy to occur in the bending process, the bending precision is further affected, and the rejection rate is increased. The limitation of the positioning component severely restricts the improvement of the production efficiency and the stability of the product quality, and also increases the production cost and the management difficulty of enterprises. Disclosure of utility model The utility model aims to solve the defects in the prior art, and provides a high-precision positioning heavy steel pipe hydraulic pipe bending machine. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a heavy steel pipe hydraulic pipe bending machine of high accuracy location, includes the mount, be equipped with the subassembly of bending through hydraulic assembly on the mount, fixed being equipped with two solid fixed rings on the mount, gu the inside interior annular chamber that is equipped with of fixed ring and outer annular chamber, interior annular intracavity rotation is equipped with the screw rod that extends to outer annular intracavity, gu be equipped with the locating wheel in the fixed ring, the locating wheel is connected with the screw rod through linking mechanism, outer annular intracavity is equipped with initiative ring gear and driving motor, driving motor passes through slewing mechanism and is connected with initiative ring gear, initiative ring gear passes through drive mechanism and is connected with the screw rod. Preferably, the engagement mechanism comprises a moving frame which is sleeved and arranged on the screw rod in a threaded mode, and the moving frame is U-shaped and the positioning wheel rotates and is arranged on the moving frame. Preferably, the rotation mechanism includes a rotation gear provided on an output shaft of the drive motor, the rotation gear being engaged with the driving ring gear. Preferably, the transmission mechanism comprises a linkage gear arranged on the screw, and a transmission gear ring meshed with the linkage gear is arranged on the driving gear ring. Preferably, the number of the positioning wheels is four, and the four positioning wheels are distributed at equal intervals in the circumferential direction. Preferably, the rotating gear is a circular gear, and the linkage gear is a conical gear. The utility model has the beneficial effects that: 1. The position of the positioning wheel can be accurately controlled through a precise transmission system formed by components such as a driving motor, a driving gear ring, a transmission gear ring and a screw rod, high-precision positioning of the steel pipe is realized, the steel pipe is ensured to be fixed in position in the bending process, the bending precision is effectively improved, and the severe requirements of folding precision of various complex projects are met. 2. The unique positioning wheel adjusting structure can flexibly and accurately adjust the position of the positioning wheel according to the pipe diameter of the steel pipe, so that the device can adapt to heavy steel pipes with different thicknesses, the application range of the device is greatly widened, the universality and practicality of the device are improved, and the cost of purchasing various devices due to various pipe specifications of enterprises is reduced. 3. The self-limiting design of the U-shaped movable frame and the precise matching among all transmission components ensure the stability of the equipment in the operation process. The positioning wheel moves steadily, and is not easy to shake or jam, so that the stability of the steel pipe in the positioning and bending processes is ensured, the rejection rate is effectively reduced, and the production efficiency and the product quality are improved. Drawings FIG. 1 is a schematic