Adjustable screw clamp

Abstract

The utility model belongs to the technical field of clamps, and particularly relates to an adjustable screw clamp which comprises a mounting seat and further comprises a movable plate. The control mechanism is connected to the movable plate in a drivable mode and used for controlling the movable plate to move. The multiple clamping mechanisms are installed on the movable plate at equal intervals in the length direction, each clamping mechanism comprises a clamping plate, the clamping plates are movably connected to the movable plate, and V-shaped clamping grooves are formed in the clamping faces of the clamping plates; the adjusting screw rod is installed on the movable plate in a thread screwing mode, and the end portion of the adjusting screw rod penetrates through the movable plate and then is rotationally connected with the clamping plate through a bearing; according to the utility model, the plurality of groups of clamping mechanisms can clamp a plurality of screws at the same time for detection, and the initial position of the clamping plate is adjustable, so that the clamping mechanisms can clamp screws of various sizes at the same time, the application range is wide, and the detection efficiency is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of clamps, and in particular relates to an adjustable 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 a screw, a clamp is needed to fix the screw, and then a torque tester is used to twist the screw to complete the test.

[0004] In combination with the clamps in the prior art, it is found that although the clamps in the prior art can meet general fixing needs, most of the clamps can only fix one screw at a time. Although some clamps can fix multiple screws at the same time for testing, they can only fix screws of the same size, which has great limitations in use.

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

[0006] In order to solve the above problems existing in the prior art, the utility model provides an adjustable screw clamp, which has the characteristics of being easy to use, easy to adjust and having a wide range of applications.

[0007] To achieve the above object, the utility model provides the following technical solution: an adjustable screw clamp, including a mounting seat, and also including:

[0008] A movable plate, wherein two movable plates are symmetrically distributed;

[0009] A control mechanism, the control mechanism being drivably connected to the movable plate and used for controlling the movement of the movable plate;

[0010] A clamping mechanism, wherein a plurality of the clamping mechanisms are installed on the movable plate at equal intervals along the length direction, and the clamping mechanism comprises:

[0011] A clamping plate, the clamping plate is movably connected to the movable plate, and a V-shaped clamping groove is provided on the clamping surface of the clamping plate;

[0012] The adjusting screw is installed on the movable plate by screwing, and the end of the adjusting screw passes through the movable plate and is rotatably connected to the clamping plate by a bearing.

[0013] Preferably, the clamping mechanism further comprises:

[0014] A handle No. 1 is fixed to an end of the adjusting screw away from the clamping plate.

[0015] Preferably, the clamping mechanism further comprises:

[0016] A telescopic spring is sleeved on the adjusting screw and is located between the movable plate and the clamping plate.

[0017] Preferably, the control mechanism comprises:

[0018] A fixing plate, the fixing plate being fixed on the mounting seat;

[0019] A control screw is installed on the fixed plate by screwing, and the end of the control screw passes through the fixed plate and is rotatably connected to the movable plate by a bearing.

[0020] Preferably, the control mechanism further includes:

[0021] A No. 2 handle is fixed to an end of the control screw rod away from the movable plate.

[0022] Preferably, the control mechanism further includes:

[0023] A guide rod is fixed on the movable plate and passes through the fixed plate.

[0024] Preferably, the bottom surface of the clamping plate abuts against the top surface of the mounting seat.

[0025] Compared with the prior art, the beneficial effects of the utility model are:

[0026] In the utility model, multiple sets of clamping mechanisms can be set up to clamp multiple screws at the same time for detection, and the initial position of the clamping plate is adjustable, so that the clamping mechanism can clamp screws of various sizes at the same time, has a wide range of applications, and greatly improves the efficiency of detection.

[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] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0029] Figure 1 It is a structural schematic diagram of the utility model;

[0030] Figure 2For this utility model Figure 1 A schematic diagram of the enlarged structure of the clamping mechanism;

[0031] Figure 3 It is a schematic diagram of the axonometric structure of the control mechanism in the utility model.

[0032] In the figure: 1. mounting seat; 2. movable plate; 3. clamping mechanism; 31. clamping plate; 311. V-shaped clamping groove; 32. adjusting screw; 33. handle No. 1; 34. telescopic spring; 4. control mechanism; 41. fixing plate; 42. control screw; 43. handle No. 2; 44. guide rod. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] See also Figure 1-Figure 3 The utility model provides the following technical solution: an adjustable screw clamp, including a mounting seat 1, and also including: a movable plate 2, a control mechanism 4 and a clamping mechanism 3.

[0035] Specifically, by Figure 1 As shown, in this embodiment, the two movable plates 2 are symmetrically distributed, and the control mechanism 4 is drivably connected to the movable plate 2 for controlling the movement of the movable plate 2. A plurality of clamping mechanisms 3 are installed on the movable plate 2 at equal intervals along the length direction. After adopting the above scheme, when in use, a plurality of sets of clamping mechanisms 3 can be used to clamp a plurality of screws at the same time for detection, and the detection efficiency is high.

[0036] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, the clamping mechanism 3 includes: a clamping plate 31 and an adjusting screw 32. The clamping plate 31 is movably connected to the movable plate 2, and a V-shaped clamping groove 311 is provided on the clamping surface of the clamping plate 31. The adjusting screw 32 is installed on the movable plate 2 by threaded engagement, and the end of the adjusting screw 32 passes through the movable plate 2 and is rotatably connected to the clamping plate 31 by a bearing. After adopting the above scheme, when in use, the screw to be tested is first placed on the inner side of the V-shaped clamping groove 311, and then the control mechanism 4 is used to control the movement of the movable plate 2 so that the movable plate 2 moves toward the inside, and the V-shaped clamping grooves 311 on both sides are used to clamp the screw to ensure the stability of the screw. Finally, the torque tester is used to twist the screw to achieve the test.

[0037] When necessary, the adjusting screw 32 can be rotated to drive the clamping plate 31 under the action of thread rotation to adjust the initial position of the clamping plate 31, so that the clamping mechanism 3 can clamp screws of various sizes at the same time, and has a wide range of applications.

[0038] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the clamping mechanism 3 further includes: a No. 1 handle 33, which is fixed to the end of the adjusting screw 32 away from the clamping plate 31, and the No. 1 handle 33 is arranged to facilitate the rotation of the adjusting screw 32.

[0039] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the clamping mechanism 3 also includes: a telescopic spring 34, which is sleeved on the adjusting screw 32 and is located between the movable plate 2 and the clamping plate 31. Through the arrangement of the telescopic spring 34, when the initial position of the clamping plate 31 is adjusted, the telescopic spring 34 will be expanded and contracted, and the reverse elastic force of the telescopic spring 34 pushes the clamping plate 31 and the movable plate 2, thereby further improving the stability of the clamping plate 31.

[0040] Optionally, by Figure 1 and Figure 3 As shown, in this embodiment, the control mechanism 4 includes: a fixed plate 41 and a control screw 42, the fixed plate 41 is fixed on the mounting base 1, the control screw 42 is installed on the fixed plate 41 by threaded engagement, and the end of the control screw 42 passes through the fixed plate 41 and is rotatably connected to the movable plate 2 by a bearing. After adopting the above scheme, by rotating the control screw 42, the control screw 42 drives the movable plate 2 to move under the action of threaded engagement.

[0041] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, the control mechanism 4 further includes: a No. 2 handle 43, which is fixed to the end of the control screw 42 away from the movable plate 2, and the No. 2 handle 43 is arranged to facilitate the rotation of the control screw 42.

[0042] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, the control mechanism 4 further includes: a guide rod 44, which is fixed on the movable plate 2 and passes through the fixed plate 41. The guide rod 44 is provided to guide the movable plate 2 to improve the stability of the movable plate 2.

[0043] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, the bottom surface of the clamping plate 31 abuts against the top surface of the mounting seat 1 , which further improves the stability of the clamping plate 31 and prevents the clamping plate 31 from rotating when the adjusting screw 32 is rotated.

[0044] Components not described in detail herein are prior art.

[0045] Working principle and use process of the utility model: When using the screw clamp of the utility model, first place the screw to be tested inside the V-shaped clamp groove 311, then rotate the control screw 42, so that the control screw 42 pushes the movable plate 2 to move under the screwing action of the thread, so that the movable plate 2 moves toward the inside, and the V-shaped clamp grooves 311 on both sides are used to clamp the screw to ensure the stability of the screw, and finally use the torque tester to twist the screw to achieve the test;

[0046] By setting up multiple sets of clamping mechanisms 3, multiple screws can be clamped at the same time for testing, and the testing efficiency is high;

[0047] When necessary, the adjusting screw 32 can be rotated to drive the clamping plate 31 under the action of thread rotation to adjust the initial position of the clamping plate 31, so that the clamping mechanism 3 can clamp screws of various sizes at the same time, and has a wide range of applications.

[0048] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An adjustable screw clamp, comprising a mounting seat (1), characterized in that: Also includes: A movable plate (2), wherein the two movable plates (2) are symmetrically distributed; A control mechanism (4), the control mechanism (4) being drivably connected to the movable plate (2) and used for controlling the movement of the movable plate (2); A clamping mechanism (3), wherein a plurality of the clamping mechanisms (3) are installed on the movable plate (2) at equal intervals along the length direction, and the clamping mechanism (3) comprises: A clamping plate (31), the clamping plate (31) being movably connected to the movable plate (2), and having a V-shaped clamping groove (311) on a clamping surface of the clamping plate (31); An adjusting screw (32) is installed on the movable plate (2) by means of a threaded engagement, and an end of the adjusting screw (32) passes through the movable plate (2) and is rotatably connected to the clamping plate (31) by means of a bearing.

2. An adjustable screw clamp according to claim 1, characterized in that: The clamping mechanism (3) further comprises: A handle (33) is fixed to an end of the adjusting screw (32) away from the clamping plate (31).

3. The adjustable screw clamp according to claim 1, characterized in that: The clamping mechanism (3) further comprises: A telescopic spring (34), wherein the telescopic spring (34) is sleeved on the adjusting screw (32) and is located between the movable plate (2) and the clamping plate (31).

4. The adjustable screw clamp according to claim 1, characterized in that: The control mechanism (4) comprises: A fixing plate (41), wherein the fixing plate (41) is fixed on the mounting seat (1); A control screw (42) is mounted on the fixed plate (41) by means of a threaded engagement, and an end of the control screw (42) passes through the fixed plate (41) and is rotatably connected to the movable plate (2) by means of a bearing.

5. An adjustable screw clamp according to claim 4, characterized in that: The control mechanism (4) further comprises: A No. 2 handle (43), wherein the No. 2 handle (43) is fixed to an end of the control screw rod (42) away from the movable plate (2).

6. The adjustable screw clamp according to claim 4, characterized in that: The control mechanism (4) further comprises: A guide rod (44), wherein the guide rod (44) is fixed on the movable plate (2) and passes through the fixed plate (41).

7. The adjustable screw clamp according to claim 1, characterized in that: The bottom surface of the clamping plate (31) abuts against the top surface of the mounting seat (1).

Images