Assembled screw clamp

Abstract

The utility model relates to the technical field of clamps, and discloses an assembly type screw clamp which comprises a base and further comprises two moving plates, a screw rod, a screw rod and a screw rod, the clamping plates are installed on the opposite faces of the two movable plates, and a plurality of clamping grooves which are distributed in the length direction of the clamping plates at equal intervals are formed in the opposite faces of the two clamping plates; the control mechanism is connected to the movable plate in a drivable mode and used for controlling the movable plate to move; according to the utility model, the clamp can clamp a plurality of workpieces to be tested at the same time, the consistency of clamping force is ensured, the test efficiency is greatly improved while the accuracy of test data is ensured, and a plurality of groups of contrast tests are facilitated.

Description

Technical Field

[0001] The present application relates to the technical field of clamps, and in particular to an assembled screw clamp. Background Art

[0002] A fixture is a device used to fix the object to be processed in the mechanical manufacturing process so that it occupies the correct position for construction or inspection. It is also called a clamp. In a broad sense, any device used to quickly, conveniently and safely install the workpiece in any process in the process can be called a fixture.

[0003] When performing a torque test on an object, such as a breaking force test on a bolt, a clamp is required to fix the object, and then a torque tester is used to twist the object to achieve the test.

[0004] In combination with the fixtures in the prior art, it is found that although the fixtures in the prior art can meet general fixing needs and ensure the stability of the object during the test, they can only fix one object to be tested at a time. In principle, in order to ensure the accuracy of the test data, multiple groups of control tests will be repeated. Frequent disassembly and assembly of the objects to be tested is troublesome, and different fixing forces have an adverse effect on the accuracy of the test data.

[0005] In order to solve the above problems, an assembled screw clamp is proposed in the present application. Utility Model Content

[0006] In order to solve the problem that frequent disassembly and assembly of the object to be tested is troublesome and different fixing forces have an adverse effect on the accuracy of the test data, the present application provides an assembled screw clamp.

[0007] The present application provides an assembled screw clamp adopting the following technical solution:

[0008] An assembled screw clamp comprises a base and also comprises:

[0009] A movable plate, wherein two movable plates are symmetrically distributed;

[0010] A clamping plate is installed on the opposite sides of the two moving plates, and the opposite sides of the two clamping plates have a plurality of clamping grooves distributed at equal intervals along the length direction thereof;

[0011] A control mechanism is drivably connected to the moving plate and is used for controlling the movement of the moving plate.

[0012] Preferably, the control mechanism comprises:

[0013] A fixing frame, wherein the fixing frame is fixed on the base;

[0014] The threaded rod is installed on the fixing frame by means of threaded engagement, and the threaded rod passes through the fixing frame and is rotatably connected to the moving plate by means of a bearing.

[0015] Preferably, the control mechanism further includes:

[0016] A handle is fixed to an end of the threaded rod away from the moving plate.

[0017] Preferably, it also includes:

[0018] A guide rod is fixed on the movable plate and passes through the fixed frame.

[0019] Preferably, it also includes:

[0020] The T-shaped connecting block has a T-shaped connecting groove on the movable plate. The T-shaped connecting block is fixed on the clamping plate and embedded in the T-shaped connecting groove.

[0021] Preferably, the outer wall of the T-shaped connecting block abuts against the inner wall of the T-shaped connecting groove.

[0022] Preferably, it also includes:

[0023] A gland, the gland is located above the T-shaped connecting block and has a stepped hole;

[0024] A countersunk screw has a threaded hole on the movable plate, and the countersunk screw penetrates the stepped hole and is screwed into the threaded hole by thread engagement.

[0025] In summary, this application includes the following beneficial technical effects:

[0026] In the utility model, the fixture of the utility model can clamp multiple workpieces to be tested at the same time and ensure the consistency of the clamping force, which greatly improves the efficiency of the test while ensuring the accuracy of the test data, and is conducive to conducting multiple groups of control tests.

[0027] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0029] Figure 2 This utility model Figure 1 A is an enlarged structural diagram;

[0030] Figure 3 This utility model Figure 1The enlarged structural diagram at B in FIG.

[0031] Explanation of the accompanying drawings: 1. Base; 2. Moving plate; 21. T-shaped connecting groove; 22. Threaded hole; 23. Guide rod; 3. Clamping plate; 31. Clamping groove; 32. T-shaped connecting block; 4. Control mechanism; 41. Fixed frame; 42. Threaded rod; 43. Handle; 5. Pressure cover; 51. Step hole; 6. Countersunk screw. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-Figure 3 This application is described in further detail.

[0033] The present application embodiment discloses an assembled screw clamp. Figure 1-Figure 3 An assembled screw clamp includes a base 1, a moving plate 2, a clamping plate 3 and a control mechanism 4.

[0034] Specifically, by Figure 1 As described, in this embodiment, the two movable plates 2 are symmetrically distributed, and clamping plates 3 are installed on the opposite surfaces of the two movable plates 2, and the opposite surfaces of the two clamping plates 3 have a plurality of clamping grooves 31 evenly spaced along their length directions. The control mechanism 4 is drivably connected to the movable plate 2 for controlling the movement of the movable plate 2. After adopting the above scheme, when in use, the workpiece to be tested is placed on the inner side of the clamping groove 31, and then the control mechanism 4 is used to control the movement of the movable plate 2, and the movable plate 2 is used to push the clamping plate 3 to move, and the workpiece is clamped by the clamping grooves 31 on both sides, and then the torque tester is used to twist the object to realize the test. The fixture of the utility model can clamp multiple workpieces to be tested at the same time and ensure the consistency of the clamping force. While ensuring the accuracy of the test data, the efficiency of the test is greatly improved, which is conducive to conducting multiple groups of control tests.

[0035] Optionally, by Figure 1 As described above, in this embodiment, the control mechanism 4 includes: a fixed frame 41 and a threaded rod 42, the fixed frame 41 is fixed on the base 1, the threaded rod 42 is installed on the fixed frame 41 by threaded engagement, and the threaded rod 42 penetrates the fixed frame 41 and is rotatably connected to the movable plate 2 by a bearing. After adopting the above scheme, by rotating the threaded rod 42, the threaded rod 42 drives the movable plate 2 to move under the action of threaded engagement.

[0036] Preferably, by Figure 1 As described above, in this embodiment, the control mechanism 4 further includes: a handle 43, which is fixed to one end of the threaded rod 42 away from the movable plate 2, and the threaded rod 42 is easily rotated by the provided handle 43.

[0037] Preferably, by Figure 1In the present embodiment, the guide rod 23 is further included. The guide rod 23 is fixed on the movable plate 2 and passes through the fixed frame 41. The movable plate 2 is guided by the provided guide rod 23 to improve the stability of the movable plate 2.

[0038] Optionally, by Figure 1 and Figure 2 As described, in this embodiment, it also includes: a T-shaped connecting block 32, a T-shaped connecting groove 21 is provided on the movable plate 2, the T-shaped connecting block 32 is fixed on the clamping plate 3 and embedded in the T-shaped connecting groove 21. After adopting the above scheme, the T-shaped connecting block 32 is embedded in the T-shaped connecting groove 21 to realize the installation of the clamping plate 3, which is convenient for installation and also convenient for replacing different clamping plates 3 according to actual work needs.

[0039] Preferably, by Figure 1 and Figure 2 As described above, in this embodiment, the outer wall of the T-shaped connecting block 32 abuts against the inner wall of the T-shaped connecting groove 21, thereby improving the installation stability of the clamping plate 3 and preventing the clamping plate 3 from shaking or shifting.

[0040] Preferably, by Figure 1 , Figure 2 and Figure 3 In the present embodiment, the pressure cover 5 and the countersunk screw 6 are also included. The pressure cover 5 is located above the T-shaped connecting block 32, and has a stepped hole 51 on the pressure cover 5, and has a threaded hole 22 on the movable plate 2. The countersunk screw 6 passes through the stepped hole 51 and is screwed into the threaded hole 22 by threading. The pressure cover 5 is placed above the T-shaped connecting block 32, and then the countersunk screw 6 is tightened. The pressure cover 5 is locked by the countersunk screw 6, and the T-shaped connecting block 32 is pressed down by the pressure cover 5 to further improve the stability of the installation of the clamping plate 3.

[0041] Components not described in detail herein are prior art.

[0042] The implementation principle of an assembled screw clamp of the embodiment of the present application is as follows: when using the clamp of the utility model, the workpiece to be tested is placed inside the clamping groove 31, and then the threaded rod 42 is rotated to control the movement of the movable plate 2 under the screwing action of the thread, and the movable plate 2 is used to push the clamping plate 3 to move, and the workpiece is clamped by the clamping grooves 31 on both sides, and then the object is twisted by the torque tester to achieve the test. The clamp of the utility model can clamp multiple workpieces to be tested at the same time and ensure the consistency of the clamping force, which greatly improves the efficiency of the test while ensuring the accuracy of the test data, and is conducive to conducting multiple groups of control tests;

[0043] The clamping plate 3 can be installed by inserting the T-shaped connecting block 32 into the T-shaped connecting groove 21 , which is convenient for installation and also convenient for replacing different clamping plates 3 according to actual work needs.

[0044] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0045] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0046] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0047] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An assembled screw clamp, comprising a base (1), characterized in that: Also includes: A movable plate (2), wherein the two movable plates (2) are symmetrically distributed; A clamping plate (3), each of which is installed on the opposite sides of the two movable plates (2), and each of which has a plurality of clamping grooves (31) distributed at equal intervals along its length direction; A control mechanism (4), the control mechanism (4) is drivably connected to the movable plate (2) and is used to control the movement of the movable plate (2).

2. The assembled screw clamp according to claim 1, characterized in that: The control mechanism (4) comprises: A fixing frame (41), wherein the fixing frame (41) is fixed on the base (1); A threaded rod (42), wherein the threaded rod (42) is mounted on the fixing frame (41) by means of a threaded engagement, and after the threaded rod (42) passes through the fixing frame (41), it is rotationally connected to the moving plate (2) by means of a bearing.

3. The assembled screw clamp according to claim 2, characterized in that: The control mechanism (4) further comprises: A handle (43) is fixed to an end of the threaded rod (42) away from the movable plate (2).

4. The assembled screw clamp according to claim 2, characterized in that: Also includes: A guide rod (23), wherein the guide rod (23) is fixed on the movable plate (2) and passes through the fixed frame (41).

5. The assembled screw clamp according to claim 1, characterized in that: Also includes: A T-shaped connection block (32) is provided with a T-shaped connection groove (21) on the movable plate (2); the T-shaped connection block (32) is fixed on the clamping plate (3) and embedded in the T-shaped connection groove (21).

6. The assembled screw clamp according to claim 5, characterized in that: The outer wall of the T-shaped connection block (32) abuts against the inner wall of the T-shaped connection groove (21).

7. The assembled screw clamp according to claim 5, characterized in that: Also includes: A gland (5), the gland (5) being located above the T-shaped connection block (32) and having a stepped hole (51); A countersunk screw (6) is provided with a threaded hole (22) on the movable plate (2); the countersunk screw (6) penetrates the stepped hole (51) and is screwed into the threaded hole (22) by means of a threaded screwing method.

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