Numerical control straightening machine

Abstract

The utility model discloses a numerical control straightening machine, including equipment support, installation platform and a plurality of straightening module. The numerical control straightening machine linear straightening of pipe blank is carried out automatically, the angle of straightening wheel can be adjusted in front and back, and the current positioning is locked automatically by hydraulic pressure, the straightening stability of pipe blank is improved, the gear is used to provide the moving conveying power of pipe blank, the size of pipe blank can be adjusted by length detection, data is stored automatically, the program is restored by one key, the data of pipe blank of different batches is recovered automatically, bearing anti -stuck function, the whole straightening module is adjusted good structure in advance in the production process, even if there is tolerance, after system detection, data can also be compensated from closed loop mode, need not manual intervention, reduce the precision reduction of later adjustment, guarantee the concentricity, angle, gap size, indentation, integrated processing production, appearance is beautiful, no outstanding, safety is improved, transparent visual straightening conveying process.

Description

Technical Field

[0001] This utility model relates to the technical field of material straightening, and in particular to a CNC straightening machine. Background Technology

[0002] Existing straightening equipment cannot adjust the size of the tube blank, nor can it control the angle or the front and back. It cannot lock and fix the set position. Moreover, the automatic parameters must be reset for each batch of tube blank material (size, thickness), and manual testing and adjustment are still required. Adjusting during use reduces accuracy and affects production. Utility Model Content

[0003] One objective of this invention is to provide a CNC straightening machine to solve the problems existing in the prior art.

[0004] To achieve this objective, the present invention adopts the following technical solution:

[0005] A CNC straightening machine includes an equipment support, a mounting platform, and several straightening modules. The mounting platform is located on both sides of the equipment support. The straightening modules are distributed along the front and back of the mounting platform. Each straightening module includes a straightening drive motor, an angle adjustment motor, a straightening shaft, front and rear adjustment rods, and a straightening wheel. The straightening drive motor drives the rotation of the straightening shaft. A straightening housing is mounted on the front end of the straightening shaft. A connecting shaft is provided between the straightening wheel and the straightening shaft. Both the straightening wheel and the connecting shaft rotate on the straightening housing. A hydraulic positioning cylinder is provided above the straightening shaft. The drive end of the hydraulic positioning cylinder is connected to the outer surface of the straightening shaft. The ends of the front and rear adjustment rods are connected to the straightening housing. The angle adjustment motor controls the angle rotation of the straightening housing.

[0006] As a preferred technical solution, a synchronous sprocket is installed at the rear end of the straightening shaft, and a synchronous chain is connected between several synchronous sprockets.

[0007] As a preferred technical solution, a first gear is connected to the front end of the straightening shaft, a second gear and a first sprocket are installed on the connecting shaft, a second sprocket is installed on the straightening wheel, the first gear and the second gear mesh and drive each other, and the first sprocket and the second sprocket are driven by a chain.

[0008] As a preferred technical solution, the front and rear adjustment rods are fixed on the mounting platform.

[0009] As a preferred technical solution, a gear ring is fixed at the lower end of the straightening box, and an angle adjusting gear is installed at the drive end of the angle adjusting motor. The angle adjusting gear meshes with the gear ring for transmission.

[0010] As a preferred technical solution, a connecting shaft is installed inside the straightening shaft. The first gear is fixed at the front end of the connecting shaft, and the synchronous sprocket is fixed at the rear end of the connecting shaft. An internal thread is provided on the inner side of the straightening shaft. A bushing is fitted on the connecting shaft, and an external thread is provided on the outer side of the bushing. The internal thread and the external thread are threaded together. A bearing and a first rotating gear are installed on the bushing. A second rotating gear is installed at the drive end of the straightening drive motor. The first rotating gear and the second rotating gear mesh and transmit power.

[0011] As a preferred technical solution, the upper end of the equipment bracket is provided with an end cap, which is hinged to the equipment bracket.

[0012] As a preferred technical solution, a main motor is installed at the lower end of the equipment bracket, and the main motor drives the rotation of the synchronous sprocket through a chain.

[0013] The beneficial effects of this utility model are as follows: It provides a CNC straightening machine that automates the straightening of tube blanks. The angle and forward / backward movement of the straightening rollers can be adjusted. It features hydraulic automatic locking of the current position, improving the straightening stability of the tube blank. Gears provide the power for moving and conveying the tube blank. The machine can detect the length and adjust the size of the tube blank, automatically store data, and restore it with one click in the program. Data from different batches of tube blanks is automatically restored. It has a bearing anti-jamming function. The entire straightening module is pre-adjusted during the production process. Even if there are tolerances, the system can automatically compensate for the data in a closed-loop mode after detection, without manual intervention. This reduces the reduction in accuracy caused by later adjustments, ensuring concentricity, angle, gap size, and indentation. The integrated processing and production results in a beautiful appearance, no protrusions, improved safety, and a transparent and visible straightening and conveying process. Attached Figure Description

[0014] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments.

[0015] Figure 1 This is a schematic diagram of the overall structure of a CNC straightening machine as described in the embodiment;

[0016] Figure 2 This is an internal structural diagram of a CNC straightening machine as described in the embodiment;

[0017] Figure 3 This is an overall structural diagram of the straightening module described in the embodiment;

[0018] Figure 4 This is a partial structural diagram of the straightening module described in the embodiment;

[0019] Figure 5 This is a cross-sectional view of the straightening shaft described in the embodiment.

[0020] Figures 1 to 5 middle:

[0021] 1. Equipment bracket; 2. Mounting platform; 3. Straightening module; 4. Straightening drive motor; 5. Angle adjustment motor; 6. Straightening shaft; 7. Front and rear adjustment rods; 8. Straightening wheel; 9. Straightening housing; 10. Connecting shaft; 11. Hydraulic positioning cylinder; 12. Synchronous sprocket; 13. First gear; 14. Second gear; 15. First sprocket; 16. Second sprocket; 17. Gear ring; 18. Angle adjustment gear; 19. Coupling shaft; 20. Internal thread; 21. Bushing; 22. Bearing; 23. First rotating gear; 24. Second rotating gear; 25. End cover; 26. Main motor. Detailed Implementation

[0022] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0023] like Figures 1 to 5 As shown in this embodiment, a CNC straightening machine includes an equipment support 1, a mounting platform 2, and several straightening modules 3. The mounting platform 2 is located on both sides of the equipment support 1. The straightening modules 3 are distributed along the front and back of the mounting platform 2. Each straightening module 3 includes a straightening drive motor 4, an angle adjustment motor 5, a straightening shaft 6, front and rear adjustment rods 7, and a straightening wheel 8. The straightening drive motor 4 drives the rotation of the straightening shaft 6. A straightening housing 9 is installed at the front end of the straightening shaft 6. A connecting shaft 10 is provided between the straightening wheel 8 and the straightening shaft 6. Both the straightening wheel 8 and the connecting shaft 10 rotate on the straightening housing 9. A hydraulic positioning cylinder 11 is provided above the straightening shaft 6. The driving end of the hydraulic positioning cylinder 11 is connected to the outer side of the straightening shaft 6. The end of the front and rear adjustment rods 7 is connected to the straightening housing 9. The angle adjustment motor 5 controls the angle rotation of the straightening housing 9.

[0024] The tube blank material enters from one side of the equipment support 1 and is conveyed backward by the straightening wheel 8 to meet the straightening capacity. The straightening drive motor 4 provides power, which drives the straightening wheel 8 to rotate through the rotation of the straightening shaft 6. The position of the straightening shaft 6 can be controlled according to the size of the tube blank. The front and rear positions are finely adjusted by the front and rear adjustment rods 7. The angle position of the straightening wheel 8 is controlled by the angle adjustment motor 5. After the position is determined, the hydraulic positioning cylinder 11 locks the current position and production can begin.

[0025] A synchronous sprocket 12 is installed at the rear end of the straightening shaft 6, and a synchronous chain is connected between several synchronous sprockets 12. A main motor 26 is installed at the lower end of the equipment support 1. The main motor 26 drives the synchronous sprockets 12 to rotate through the chain. The main motor 26 provides power to make the synchronous sprockets 12 rotate simultaneously through the synchronous chain. The synchronization of the straightening shaft 6 enables the billet to be transported.

[0026] The front end of the straightening shaft 6 is connected to a first gear 13, and a second gear 14 and a first sprocket 15 are mounted on the connecting shaft 10. A second sprocket 16 is mounted on the straightening wheel 8. The first gear 13 and the second gear 14 mesh and drive each other, and the first sprocket 15 and the second sprocket 16 are driven by a chain. The power provided by the straightening drive motor 4 causes the straightening shaft 6 to rotate. Under the action of the first gear 13, the second gear 14, the first sprocket 15 and the second sprocket 16, the straightening wheel 8 can rotate.

[0027] The front and rear adjustment rods 7 are fixed on the mounting platform 2, making it easier to control the position of the straightening wheel 8 laterally.

[0028] A gear ring 17 is fixed at the lower end of the straightening box 9, and an angle adjusting gear 18 is installed at the drive end of the angle adjusting motor 5. The angle adjusting gear 18 meshes with the gear ring 17 for transmission. During angle adjustment, the angle adjusting motor 5 controls the angle adjusting gear 18 to rotate the gear ring 17, thereby causing the straightening box 9 to drive the straightening wheel 8 to correct the angle.

[0029] The straightening shaft 6 has a connecting shaft 19 installed inside. The first gear 13 is fixed at the front end of the connecting shaft 19, and the synchronous sprocket 12 is fixed at the rear end of the connecting shaft 19. The inner side of the straightening shaft 6 is provided with an internal thread 20. A bushing 21 is fitted on the connecting shaft 19. The outer side of the bushing 21 is provided with an external thread. The internal thread 20 and the external thread are threaded together. A bearing 22 and a first rotating gear 23 are installed on the bushing 21. A second rotating gear 24 is installed at the drive end of the straightening drive motor 4. The first rotating gear 23 and the second rotating gear 24 mesh and transmit power. By rotating the connecting shaft 19, the position of the straightening shaft 6 is adjusted in the horizontal direction, and the transmission is ensured by the bearing 22.

[0030] An end cap 25 is provided at the upper end of the equipment bracket 1. The end cap 25 is hinged to the equipment bracket 1. The transparent end cap 25 allows the user to observe the internal condition.

[0031] It should be stated that the above-described specific embodiments are merely preferred embodiments of this utility model and the technical principles applied thereto. Within the scope of the technology disclosed in this utility model, any variations or substitutions that are easily conceived by those skilled in the art should be covered within the protection scope of this utility model.

Claims

1. A CNC straightening machine, characterized in that, The device includes a support frame, mounting platforms, and several straightening modules. The mounting platforms are located on both sides of the support frame. The straightening modules are distributed along the front and back of the mounting platforms. Each straightening module includes a straightening drive motor, an angle adjustment motor, a straightening shaft, front and rear adjustment rods, and a straightening wheel. The straightening drive motor drives the rotation of the straightening shaft. A straightening housing is mounted on the front end of the straightening shaft. A connecting shaft is provided between the straightening wheel and the straightening shaft. Both the straightening wheel and the connecting shaft rotate on the straightening housing. A hydraulic positioning cylinder is located above the straightening shaft. The drive end of the hydraulic positioning cylinder is connected to the outer surface of the straightening shaft. The ends of the front and rear adjustment rods are connected to the straightening housing. The angle adjustment motor controls the angle rotation of the straightening housing.

2. The CNC straightening machine according to claim 1, characterized in that, The rear end of the straightening shaft is equipped with a synchronous sprocket, and a synchronous chain is connected between several synchronous sprockets.

3. A CNC straightening machine according to claim 2, characterized in that, The front end of the straightening shaft is connected to a first gear, the connecting shaft is equipped with a second gear and a first sprocket, the straightening wheel is equipped with a second sprocket, the first gear and the second gear mesh and drive each other, and the first sprocket and the second sprocket are driven by a chain.

4. A CNC straightening machine according to claim 1, characterized in that, The front and rear adjustment rods are fixed on the mounting platform.

5. A CNC straightening machine according to claim 1, characterized in that, A gear ring is fixed to the lower end of the straightening box, and an angle adjustment gear is installed on the drive end of the angle adjustment motor. The angle adjustment gear meshes with the gear ring for transmission.

6. A CNC straightening machine according to claim 3, characterized in that, The straightening shaft has a connecting shaft installed inside. The first gear is fixed to the front end of the connecting shaft, and the synchronous sprocket is fixed to the rear end of the connecting shaft. The inner side of the straightening shaft is provided with an internal thread. A bushing is fitted on the connecting shaft, and the outer side of the bushing is provided with an external thread. The internal thread and the external thread are threaded together. A bearing and a first rotating gear are installed on the bushing. A second rotating gear is installed on the drive end of the straightening drive motor. The first rotating gear and the second rotating gear mesh and transmit power.

7. A CNC straightening machine according to claim 1, characterized in that, The upper end of the equipment bracket is provided with an end cap, which is hinged to the equipment bracket.

8. A CNC straightening machine according to claim 2, characterized in that, The main motor is installed at the lower end of the equipment bracket, and the main motor drives the rotation of the synchronous sprocket through a chain.

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