Titanium alloy bar straightening oil press

Abstract

The utility model belongs to the technical field of bar machining, particularly relates to a titanium alloy bar straightening oil press, and aims to solve the problems that an existing pressing head is of a fixed integrated structure, the replacement steps of the pressing head are tedious, the pressing head is inconvenient to disassemble and assemble, and the pressing head is not suitable for straightening bars with different diameters. A hydraulic oil cylinder used for driving, extruding and straightening is arranged in the inverted-U-shaped frame, and a connecting plate is fixed to the output end of the hydraulic oil cylinder. A workbench is fixed in the inverted U-shaped frame, and the two base plates are arranged on the upper side of the inverted U-shaped frame and used for supporting and placing a bar to be straightened; the adjusting assembly is arranged in the workbench and used for adjusting the distance between the two base plates; and the pressing head is arranged on the lower side of the connecting plate and used for straightening the to-be-straightened bars placed on the two base plates, the connecting plate can be rapidly and effectively replaced, and the bars with different diameters can be conveniently straightened.

Description

Technical Field

[0001] The utility model relates to the technical field of bar processing, in particular to a titanium alloy bar straightening oil press. Background Art

[0002] During the production and forming process, bar products are processed by different equipment and external forces, so that their final straightness cannot meet the requirements of the finished product. In addition, as the length of the bar increases, its straightness deviation and curvature become larger, affecting its later use. Therefore, it is usually necessary to test the straightness of the bar before forming, and the bent bar also needs to be straightened.

[0003] The straightening hydraulic press is a hydraulic press mainly used for straightening metal materials. The straightening hydraulic press generally adopts an integral welded structure with an integrated body and high structural strength. It can maintain stability during high-intensity work, ensure the service life of the single-arm hydraulic press, and reduce maintenance expenses. The straightening hydraulic press also adopts a high-power filling valve system to increase the cylinder stroke speed. However, the pressure head of the straightening hydraulic press in the prior art is a fixed integrated structure. The replacement steps of the pressure head are relatively cumbersome, and it is not convenient to disassemble and install, and it is not suitable for straightening bars of different diameters. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art that the pressure head is a fixed integrated structure, the replacement steps of the pressure head are cumbersome, it is inconvenient to disassemble and install, and it is not suitable for straightening bars of different diameters, and proposes a titanium alloy bar straightening hydraulic press.

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

[0006] The titanium alloy bar straightening hydraulic press comprises an inverted U-shaped frame, wherein a hydraulic cylinder for driving extrusion and straightening is arranged inside the inverted U-shaped frame, and a connecting plate is fixed on the output end of the hydraulic cylinder;

[0007] Two pads, a workbench is fixed inside the inverted U-shaped frame, and the two pads are arranged on the upper side of the inverted U-shaped frame to support and place the rods to be straightened;

[0008] An adjusting component, the adjusting component is arranged in the workbench to adjust the distance between the two pads;

[0009] A pressure head is arranged on the lower side of the connecting plate and is used to straighten the rods to be straightened placed on two pads. A group of connecting components is arranged between the pressure head and the connecting plate, and the connecting components are used to quickly connect the pressure head to the connecting plate.

[0010] In a possible design, the connecting assembly includes a second groove opened in the connecting plate, the second groove is U-shaped, threaded plates are slid on both sides of the second groove, a second bidirectional screw is rotated in the second groove, a twist ring is fixed on the side end of the second bidirectional screw, the two threaded plates are respectively threadedly connected to the positive and negative thread segments on the circumferential surface of the second bidirectional screw, the two threaded plates are fixed with clamping rods at the close ends, a matching block is fixed at the top of the pressure head, a matching groove matching the matching block is opened in the connecting plate, clamping rods are opened at both ends of the matching block, and the two clamping rods are respectively clamped with the two clamping grooves.

[0011] In a possible design, the connection assembly includes two positioning grooves opened in the connection plate, positioning plates are fixed to both ends of the matching block, and the two positioning grooves slide in the two positioning plates respectively.

[0012] In a possible design, a plurality of the clamping rods are provided, and a plurality of the clamping grooves are also provided. The plurality of the clamping grooves are respectively provided at two ends of the matching block, and the plurality of the clamping rods are respectively clamped with the plurality of the clamping grooves.

[0013] In a possible design, the adjustment component includes a first groove opened in the workbench, two limit rods are fixed in the first groove, two threaded blocks slide on the surfaces of the two limit rods, a first bidirectional screw rod rotates in the first groove, the two threaded blocks are respectively threadedly connected to the positive and negative threaded segments of the first bidirectional screw rod, and the two pads are respectively fixed to the top ends of the two threaded blocks.

[0014] In a possible design, a concave groove is formed at the top of each of the two pads.

[0015] In the present application, the handle is rotated according to the length of the rod, the rotation of the handle drives the first bidirectional screw to rotate, the rotation of the first bidirectional screw drives the two threaded blocks to move in a direction close to each other, and the two threaded blocks respectively drive the two pads to adjust the spacing, so that rods of different lengths can be better placed on the pads;

[0016] Twisting the twisting ring drives the second bidirectional screw to rotate, and the rotation of the second bidirectional screw drives the two threaded plates to move in directions away from each other. The two threaded plates respectively drive the clamping rods to leave the clamping grooves. The pressing head and the matching block can be separated by pulling them outward. After replacing the pressing head that meets the radius of the rod, align the positioning plate at the side end of the matching block with the positioning groove and insert it. After pushing it to the innermost side, twist the twisting ring in the opposite direction to drive the two threaded plates to move in the direction close to each other, and insert the clamping rods on both sides into the clamping groove to fix the position of the matching block.

[0017] In the utility model, the titanium alloy bar straightening hydraulic press can achieve the effect of quickly and stably fixing the pressure head on the connecting plate through the connecting assembly;

[0018] In the utility model, the titanium alloy bar straightening hydraulic press can achieve the effect of conveniently adjusting the distance between the two pads by adjusting the components;

[0019] In the utility model, the technical scheme of the present invention can achieve the goal of quickly and stably fixing the pressure head on the connecting plate through the connecting component, which is convenient for disassembly and installation of the connecting plate, and can quickly and effectively replace the connecting plate, which is convenient for straightening rods of different diameters. By adjusting the component, the distance between the two pads can be easily adjusted, which is convenient for placing rods of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front perspective view of the titanium alloy bar straightening hydraulic press proposed in the utility model;

[0021] Figure 2 It is a first partial cross-sectional view of the titanium alloy bar straightening hydraulic press proposed in the utility model;

[0022] Figure 3 A second partial cross-sectional view of the titanium alloy bar straightening hydraulic press provided by the utility model;

[0023] Figure 4 This is a third partial cross-sectional view of the titanium alloy bar straightening hydraulic press proposed by the utility model.

[0024] In the figure: 1. inverted U-shaped frame; 2. workbench; 3. pad; 31. recessed groove; 4. first groove; 5. turning handle; 6. hydraulic cylinder; 7. connecting plate; 8. limiting rod; 9. first bidirectional screw; 10. threaded block; 11. pressure head; 12. matching block; 13. positioning groove; 14. positioning plate; 15. matching groove; 16. snap-on groove; 17. snap-on rod; 18. second groove; 19. second bidirectional screw; 20. threaded plate; 21. twist ring. DETAILED DESCRIPTION

[0025] 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.

[0026] Example 1

[0027] Reference Figure 1-Figure 4, a titanium alloy bar straightening hydraulic press, which is used in the field of bar processing technology, comprises an inverted U-shaped frame 1, a hydraulic cylinder 6 for driving extrusion straightening is arranged in the inverted U-shaped frame 1, and a connecting plate 7 is fixed on the output end of the hydraulic cylinder 6;

[0028] Two pads 3, a workbench 2 is fixed inside the inverted U-shaped frame 1, and the two pads 3 are arranged on the upper side of the inverted U-shaped frame 1 to support the rods to be straightened. The tops of the two pads 3 are provided with concave grooves 31, which can facilitate the rods to be stably placed on the pads 3;

[0029] A pressure head 11 is arranged on the lower side of the connecting plate 7 and is used to straighten the rods to be straightened placed on the two pads 3. A group of connecting components is arranged between the pressure head 11 and the connecting plate 7, and the connecting components are used to quickly connect the pressure head 11 to the connecting plate 7; the connecting components include a second groove 18 opened in the connecting plate 7, the second groove 18 is U-shaped, and threaded plates 20 are slid on both sides of the second groove 18, a second bidirectional screw rod 19 is rotated in the second groove 18, and a screw ring 21 is fixed on the side end of the second bidirectional screw rod 19, the two threaded plates 20 are respectively threadedly connected to the positive and negative thread segments on the circumferential surface of the second bidirectional screw rod 19, and the ends of the two threaded plates 20 that are close to each other are fixed with a clamping rod 17, and a matching block 12 is fixed on the top of the pressure head 11, and a matching block 12 is opened in the connecting plate 7. 12 matches the matching groove 15, and both ends of the matching block 12 are provided with a clamping rod 17, and the two clamping rods 17 are respectively clamped with the two clamping grooves 16; the second bidirectional screw 19 is rotated by twisting the twisting ring 21, and the rotation of the second bidirectional screw 19 drives the two threaded plates 20 to move in the direction away from each other, and the two threaded plates 20 respectively drive the clamping rod 17 to leave the clamping groove 16, and the pressure head 11 and the matching block 12 are pulled outward to separate the pressure head 11 and the connecting plate 7. After replacing the pressure head 11 that meets the radius of the rod, align the positioning plate 14 at the side end of the matching block 12 with the positioning groove 13 and insert it. After pushing it to the innermost side, the twisting ring 21 is reversely twisted to drive the two threaded plates 20 to move in the direction of approaching, and the clamping rods 17 on both sides are inserted into the clamping groove 16 to fix the position of the matching block 12;

[0030] Furthermore, the connection assembly includes two positioning grooves 13 provided in the connection plate 7, and positioning plates 14 are fixed at both ends of the matching block 12. The two positioning grooves 13 slide on the two positioning plates 14 respectively; the movement of the matching block 12 can be positioned, and at the same time, the pressure head 11 is prevented from falling due to gravity before the connection is fixed;

[0031] There are multiple clamping rods 17 and multiple clamping grooves 16. The multiple clamping grooves 16 are respectively arranged at both ends of the matching block 12, and the multiple clamping rods 17 are respectively clamped with the multiple clamping grooves 16; increasing the number of clamping rods 17 and clamping grooves 16 can increase the stability of the connection between the pressure head 11 and the connecting plate 7, so that the pressure head 11 can withstand greater pressure.

[0032] Example 2

[0033] refer to Figure 1-Figure 4 , improved on the basis of Example 1: an adjustment component, the adjustment component is arranged in the workbench 2 to adjust the spacing between the two pads 3; the adjustment component includes a first groove 4 opened in the workbench 2, two limit rods 8 are fixed in the first groove 4, and two threaded blocks 10 are sliding on the surface of the two limit rods 8, a first bidirectional screw rod 9 is rotated in the first groove 4, and the two threaded blocks 10 are respectively threadedly connected to the positive and negative thread segments of the first bidirectional screw rod 9, and the two pads 3 are respectively fixed on the top of the two threaded blocks 10; the handle 5 is rotated according to the length of the rod, and the rotation of the handle 5 drives the first bidirectional screw rod 9 to rotate, and the rotation of the first bidirectional screw rod 9 drives the two threaded blocks 10 to move in a direction close to each other, and the two threaded blocks 10 respectively drive the two pads 3 to adjust the spacing, so that rods of different lengths can be better placed on the pads 3.

[0034] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. Titanium alloy bar straightening hydraulic press, characterized in that: include: An inverted U-shaped frame (1), wherein a hydraulic cylinder (6) for driving extrusion and straightening is arranged inside the inverted U-shaped frame (1), and a connecting plate (7) is fixed to the output end of the hydraulic cylinder (6); Two pads (3), a workbench (2) is fixed inside the inverted U-shaped frame (1), and the two pads (3) are arranged on the upper side of the inverted U-shaped frame (1) and are used to support and place the rods to be straightened; An adjustment component, the adjustment component is arranged in the workbench (2) and is used to adjust the distance between the two pads (3); A pressure head (11) is arranged on the lower side of the connecting plate (7) and is used to straighten the rods to be straightened placed on two pads (3). A group of connecting components is arranged between the pressure head (11) and the connecting plate (7), and the connecting components are used to quickly connect the pressure head (11) to the connecting plate (7).

2. The titanium alloy bar straightening hydraulic press according to claim 1, characterized in that: The connecting assembly comprises a second groove (18) provided in the connecting plate (7), the second groove (18) being U-shaped, a threaded plate (20) slidingly arranged on both sides of the second groove (18), a second bidirectional screw rod (19) rotating in the second groove (18), a screw ring (21) being fixed to the side end of the second bidirectional screw rod (19), the two threaded plates (20) being respectively threadedly connected to the positive and negative thread segments on the circumferential surface of the second bidirectional screw rod (19), a clamping rod (17) being fixed to the adjacent ends of the two threaded plates (20), a matching block (12) being fixed to the top end of the pressure head (11), a matching groove (15) matching the matching block (12) being provided in the connecting plate (7), a clamping rod (17) being provided at both ends of the matching block (12), and the two clamping rods (17) being respectively clamped to the two clamping grooves (16).

3. The titanium alloy bar straightening hydraulic press according to claim 2, characterized in that: The connection assembly comprises two positioning grooves (13) formed in the connection plate (7), positioning plates (14) are fixed at both ends of the matching block (12), and the two positioning grooves (13) slide in the two positioning plates (14) respectively.

4. The titanium alloy bar straightening hydraulic press according to claim 2, characterized in that: A plurality of the clamping rods (17) are provided, and a plurality of the clamping grooves (16) are also provided. The plurality of the clamping grooves (16) are respectively provided at two ends of the matching block (12), and the plurality of the clamping rods (17) are respectively clamped with the plurality of the clamping grooves (16).

5. The titanium alloy bar straightening hydraulic press according to any one of claims 1 to 4, characterized in that: The adjustment component comprises a first groove (4) opened in the workbench (2), two limit rods (8) are fixed in the first groove (4), two threaded blocks (10) are slidably arranged on the surfaces of the two limit rods (8), a first bidirectional screw rod (9) is rotated in the first groove (4), the two threaded blocks (10) are respectively threadedly connected to the positive and negative threaded sections of the first bidirectional screw rod (9), and the two pads (3) are respectively fixed to the top ends of the two threaded blocks (10).

6. The titanium alloy bar straightening hydraulic press according to claim 1, characterized in that: The top ends of the two pads (3) are both provided with a recessed groove (31).

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