Sliding rail type hydraulic straightening machine

Abstract

The utility model discloses a sliding rail type hydraulic straightening machine which comprises a supporting plate, two first U-shaped blocks are fixedly installed on the top of the supporting plate, a motor is fixedly installed on the side wall, away from the other first U-shaped block, of one first U-shaped block, and an output shaft of the motor penetrates through the adjacent first U-shaped block and is rotationally connected with the adjacent first U-shaped block. A reciprocating lead screw is fixedly installed on an output shaft of the motor, a guide rod is fixedly installed between the two first U-shaped blocks, fixing mechanisms are arranged on the two first U-shaped blocks, and a straightening mechanism is arranged between the two first U-shaped blocks. Through the arrangement of the fixing mechanism, the situation that when a fixing part is mechanically controlled to limit a workpiece, the pressure of the fixing part on the side wall of the workpiece is too large, and the workpiece is damaged is avoided; the straightening mechanism is arranged, whether errors exist on the side wall of the workpiece or not is reflected in real time by observing the bubble level, whether errors exist on the workpiece or not is observed more visually, and meanwhile the detection accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of straightening machines, in particular to a slide rail type hydraulic straightening machine. Background Art

[0002] A straightening machine is a machine used to straighten shaft components. Straightening is done to obtain the ideal straightness or rotation accuracy requirements, to ensure that the components can achieve assembly accuracy or obtain the minimum cutting allowance for the next process. Straightening in a narrow sense refers to the straightening of the bends of rotating components.

[0003] When straightening a cylindrical workpiece, since the lower end of the workpiece is a curved surface, during the straightening process, the worker needs to use auxiliary tools such as calipers to locate the position that needs to be straightened. Manual operation is time-consuming and laborious, and errors are prone to occur through manual visual observation, making it difficult to guarantee the straightening effect. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a slide rail type hydraulic straightening machine.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A slide rail type hydraulic straightening machine comprises a support plate, two U-shaped blocks are fixedly mounted on the top of the support plate, a motor is fixedly mounted on a side wall of one of the U-shaped blocks away from the other U-shaped block, the output shaft of the motor passes through the adjacent U-shaped block and is rotatably connected thereto, a reciprocating screw is fixedly mounted on the output shaft of the motor, a guide rod is fixedly mounted between the two U-shaped blocks, a fixing mechanism is provided on each of the two U-shaped blocks, and a straightening mechanism is provided between the two U-shaped blocks.

[0007] Preferably, the fixing mechanism includes a bidirectional threaded rod that passes through a side wall of the U-shaped block that is perpendicular to the reciprocating screw rod and is rotatably connected thereto; the bidirectional threaded rod is located on an outer side wall between adjacent side walls of the U-shaped block and is threadedly sleeved with two symmetrically distributed clamping blocks; the bottoms of the two clamping blocks are both slidably connected to the U-shaped block; and a gear is fixedly installed on the outer side wall outside the U-shaped block.

[0008] Preferably, the straightening mechanism includes a moving block threadedly mounted on the outer wall of the reciprocating screw rod, the guide rod passes through one side wall of the moving block and is slidably connected thereto, a cylinder is fixedly mounted on the top of the moving block, the telescopic end of the cylinder passes through the top of the moving block and is slidably connected thereto, an extrusion block is fixedly mounted on the telescopic end of the cylinder, four connecting rods are fixedly mounted on the bottom of the moving block, the same limit block is fixedly mounted on the bottom of the four connecting rods, a through hole is provided on the top of the limit block, a limit shaft is fixedly mounted between the inner walls on both sides of the through hole, a rotating block is rotatably mounted on the outer wall of the limit shaft, a bubble level is provided on the bottom of the rotating block, a telescopic rod is fixedly mounted on the top of the rotating block, and a U-shaped block 2 is fixedly mounted on the top of the telescopic rod.

[0009] Preferably, a handle is provided at one end of one of the bidirectional threaded rods.

[0010] Preferably, a linkage belt is provided between the two gears, teeth are provided on the side wall of the linkage belt, and the two gears are meshed and connected with the teeth.

[0011] Preferably, two rotating rollers rotatably connected thereto are disposed on one side wall of the two clamping blocks that are close to each other.

[0012] Beneficial effects of the utility model:

[0013] By setting up a fixing mechanism and controlling the rotation of the gear by turning the handle, the gear drives another gear to rotate through a linkage belt, so that the two bidirectional threaded rods move synchronously, and the two clamping blocks on the outer walls of the two bidirectional threaded rods are close to each other. The rotating roller on the side wall of the clamping block applies pressure to the outer wall of the workpiece to complete the limiting. Compared with the traditional fixing mechanism that fixes the workpiece by controlling the fixing block to rotate the motor, the manual rotation method has strong controllability.

[0014] By setting up a straightening mechanism, the U-shaped block 2 is adjusted to a suitable height by extending and retracting the telescopic rod, the moving block is controlled to move along the direction of the outer wall of the reciprocating screw by rotating the reciprocating screw on the motor output shaft, and the error of the workpiece is observed by using a bubble level provided at the bottom of the rotating block. Compared with the traditional straightening process of manually detecting the workpiece using auxiliary tools, the accuracy of the straightening process is improved.

[0015] The utility model provides a fixing mechanism to avoid excessive pressure on the side wall of the workpiece by the fixing parts when the workpiece is limited by the mechanical control fixing parts, thereby causing damage to the workpiece; by providing a straightening mechanism, the bubble level can be observed to reflect in real time whether there is an error on the side wall of the workpiece, so that a more intuitive observation of whether the workpiece has an error can be made, and at the same time the accuracy of detection is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1This is a side view of a slide rail type hydraulic straightening machine proposed by the utility model;

[0017] Figure 2 This is a side sectional view of a slide rail type hydraulic straightening machine proposed by the utility model;

[0018] Figure 3 The utility model is a front view of a slide rail type hydraulic straightening machine.

[0019] In the figure: 1 support plate, 2 U-shaped block 1, 3 motor, 4 bidirectional threaded rod, 5 clamping block, 6 reciprocating screw rod, 7 guide rod, 8 moving block, 9 connecting rod, 10 limit block, 11 cylinder, 12 gear, 13 U-shaped block 2, 14 rotating block, 15 through hole, 16 telescopic rod, 17 extrusion block, 18 limit shaft. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-Figure 3 A slide rail type hydraulic straightening machine comprises a support plate 1, two U-shaped blocks 2 are fixedly mounted on the top of the support plate 1, a motor 3 is fixedly mounted on a side wall of one U-shaped block 2 away from the other U-shaped block 2, an output shaft of the motor 3 passes through the adjacent U-shaped block 2 and is rotatably connected thereto, a reciprocating screw rod 6 is fixedly mounted on the output shaft of the motor 3, and a guide rod 7 is fixedly mounted between the two U-shaped blocks 2;

[0022] The two U-shaped blocks 2 are each provided with a fixing mechanism, which includes a bidirectional threaded rod 4 that penetrates a side wall of the U-shaped block 2 and is vertically distributed with the reciprocating screw 6 and is rotatably connected thereto, one end of which is provided with a handle, and the bidirectional threaded rod 4 is located on the outer side wall between the two adjacent side walls of the U-shaped block 2 and is threadedly sleeved with two symmetrically distributed clamping blocks 5, and two rotating rollers rotatably connected thereto are provided on the side walls of the two clamping blocks 5 that are close to each other, and the bottoms of the two clamping blocks 5 are both slidably connected to the U-shaped block 2, and the bidirectional threaded rod 4 is located on the outer side wall outside the U-shaped block 2 and is fixedly installed with a gear 12, a linkage belt is provided between the two gears 12, and teeth are provided on the side wall of the linkage belt, and the two gears 12 are both meshed and connected with the teeth;

[0023] A straightening mechanism is provided between the two U-shaped blocks 1 2, and the straightening mechanism includes a moving block 8 threadedly mounted on the outer wall of the reciprocating screw 6, a guide rod 7 passes through one side wall of the moving block 8 and is slidably connected thereto, a cylinder 11 is fixedly installed on the top of the moving block 8, the telescopic end of the cylinder 11 passes through the top of the moving block 8 and is slidably connected thereto, an extrusion block 17 is fixedly installed on the telescopic end of the cylinder 11, four connecting rods 9 are fixedly installed on the bottom of the moving block 8, the same limit block 10 is fixedly installed on the bottom of the four connecting rods 9, a through hole 15 is provided on the top of the limit block 10, a limit shaft 18 is fixedly installed between the inner walls on both sides of the through hole 15, a rotating block 14 is rotatably mounted on the outer wall of the limit shaft 18, a bubble level is provided at the bottom of the rotating block 14, a telescopic rod 16 is fixedly installed on the top of the rotating block 14, and a U-shaped block 2 13 is fixedly installed on the top of the telescopic rod 16.

[0024] When the utility model is used, the workpiece is placed in a suitable position, and the gear 12 is controlled to rotate by turning the handle. The gear 12 drives the other gear 12 to rotate through the teeth on the side wall of the linkage belt, so that the two bidirectional threaded rods 4 move synchronously, and the two clamping blocks 5 on the outer walls of the two bidirectional threaded rods 4 are close to each other. The rotating rollers on the side walls of the clamping blocks 5 apply pressure to the outer walls of the workpiece to complete the position limiting of the workpiece, and the U-shaped block 13 is adjusted to a suitable height through the telescopic end of the telescopic rod 16 so that the bottom of the workpiece and the two ends of the top of the U-shaped block 13 are in contact, and the motor 3 is started. The reciprocating screw rod 6 on the output shaft of the motor 3 is rotated to control the moving block 8 to move along the direction of the outer wall of the reciprocating screw rod 6. When the workpiece needs to be straightened, the outer wall of the workpiece is The angle formed by the error will cause the rotating block 14 to rotate around the outer wall of the limit shaft 18 by a certain angle, which can be observed through the bubble level at the bottom of the rotating block 14. Stop the rotation of the motor 3, start the cylinder 11, and repeatedly impact the workpiece through the extrusion block 17 at the telescopic end of the cylinder 11 under the telescopic end of the cylinder 11, until it is observed that the bubble level at the bottom of the rotating block 14 is restored to the level, and the workpiece is straightened. Stop the cylinder 11 and start the motor 3 to continue the inspection. When the workpiece between the two U-shaped blocks 2 is inspected, the workpiece is pushed manually and rotated by the rotating roller on the side wall of the clamping block 5 to move the workpiece along the outer wall direction of the workpiece. Then the workpiece is inspected for errors, and the above operations are repeated until the entire workpiece is inspected.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A slide rail type hydraulic straightening machine, comprising a support plate (1), characterized in that: Two U-shaped blocks (2) are fixedly mounted on the top of the support plate (1), a motor (3) is fixedly mounted on a side wall of one of the U-shaped blocks (2) away from the other U-shaped block (2), the output shaft of the motor (3) passes through the adjacent U-shaped block (2) and is rotatably connected thereto, a reciprocating screw (6) is fixedly mounted on the output shaft of the motor (3), a guide rod (7) is fixedly mounted between the two U-shaped blocks (2), and a fixing mechanism is provided on both of the two U-shaped blocks (2), the fixing mechanism comprising a screw threaded rod (6) passing through the adjacent U-shaped block (2) and a guide rod (7) being fixedly mounted between the two U-shaped blocks (2). A bidirectional threaded rod (4) passes through a side wall of a U-shaped block (2) and is vertically distributed with a reciprocating screw rod (6) and is rotatably connected thereto; the bidirectional threaded rod (4) is located on an outer wall between two adjacent side walls of the U-shaped block (2) and is threadedly sleeved with two symmetrically distributed clamping blocks (5); the bottoms of the two clamping blocks (5) are both slidably connected to the U-shaped block (2); a gear (12) is fixedly mounted on the outer wall of the bidirectional threaded rod (4) outside the U-shaped block (2); and a straightening mechanism is provided between the two U-shaped blocks (2).

2. A slide rail type hydraulic straightening machine according to claim 1, characterized in that: The straightening mechanism comprises a moving block (8) threadedly mounted on the outer wall of the reciprocating screw rod (6); the guide rod (7) penetrates through a side wall of the moving block (8) and is slidably connected thereto; a cylinder (11) is fixedly mounted on the top of the moving block (8); the telescopic end of the cylinder (11) penetrates through the top of the moving block (8) and is slidably connected thereto; an extrusion block (17) is fixedly mounted on the telescopic end of the cylinder (11); four connecting rods (9) are fixedly mounted on the bottom of the moving block (8); the four connecting rods ( 9) is fixedly installed with a same limit block (10) at the bottom, a through hole (15) is opened at the top of the limit block (10), a limit shaft (18) is fixedly installed between the inner walls on both sides of the through hole (15), a rotating block (14) is rotatably mounted on the outer wall of the limit shaft (18), a bubble level is provided at the bottom of the rotating block (14), a telescopic rod (16) is fixedly installed at the top of the rotating block (14), and a U-shaped block 2 (13) is fixedly installed at the top of the telescopic rod (16).

3. A slide rail type hydraulic straightening machine according to claim 1, characterized in that: One end of the bidirectional threaded rod (4) is provided with a handle.

4. A slide rail type hydraulic straightening machine according to claim 1, characterized in that: A linkage belt is provided between the two gears (12), teeth are provided on the side wall of the linkage belt, and the two gears (12) are meshed and connected with the teeth.

5. The slide rail type hydraulic straightening machine according to claim 1, characterized in that: Two rotating rollers rotatably connected to the two clamping blocks (5) are arranged on one side wall of the two clamping blocks (5) close to each other.

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