Clamp

Abstract

The utility model discloses a clamp which comprises a base, the front side of the top of the base is fixedly connected with a fixing seat, the rear side of the top of the base is fixedly connected with a baffle, a through groove is formed in the center of the top of the fixing seat, the interior of the through groove is movably connected with a releasing structure, a pushing structure penetrates through the interior of the fixing seat, and a clamping plate is arranged on the rear side of the pushing structure. A plurality of equidistant containing cavities are formed in the rear side of the clamping plate, and a plurality of sets of telescopic abutting structures are arranged in the containing cavities respectively. Through rotation of the rotating block, the threaded rod moves in the threaded groove, then the clamping plate is pushed to move forwards or backwards, the size of the opening of the clamp is adjusted, the telescopic rod and the second spring in each set of abutting structures can stretch out and draw back according to the shape of a workpiece, and the clamp can adapt to workpieces of different shapes through the design of the abutting structures; the rotation of the rotating seat can be controlled by rotating the shifting block, and the quick release of the pushing structure is realized through the threaded connection of the threaded hole and the threaded rod, so that the operation is more convenient, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a clamp. Background Art

[0002] Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. It can be divided into cutting and pressure processing according to the difference in processing methods. A fixture refers to a device used to fix the processing object in the mechanical manufacturing process so that it occupies the correct position for construction or inspection, also known as a fixture.

[0003] A mechanical manufacturing fixture with publication number CN214186214U comprises a base plate, the left and right ends of the top of the base plate are fixedly connected to support plates, the top of the support plate is fixedly connected to a top plate, a threaded hole is arranged on the top plate, the inner cavity of the threaded hole is threadedly connected to a threaded rod, the bottom of the threaded rod is rotatably connected to a movable block through a bearing, the side of the movable block is fixedly connected to an electric telescopic rod, the other end of the electric telescopic rod is fixedly connected to a clamp, a pressure sensor is arranged between the clamp and the electric telescopic rod, a rubber pad is fixedly connected to the other side of the clamp, and through openings are provided on the rubber pad and the clamp. The utility model solves the problem that the existing mechanical manufacturing fixture is not convenient for clamping objects with rotating shafts, and is therefore not convenient for people to use, by cooperating with each other through the clamp, the electric telescopic rod, the movable block, the slide groove, the slider, the threaded rod, the rubber pad, the through opening, the pressure sensor and the threaded hole. In addition, the existing fixture also has the following disadvantages during use:

[0004] (1) The existing fixture is not suitable for clamping parts of different shapes, such as spheres and ellipsoids. The fixture cannot process them, which greatly reduces the applicability of the fixture. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a clamp.

[0006] In order to solve the above problems, the technical solution of the utility model is: it includes a base, the top front side of the base is fixedly connected to the fixing seat, the top rear side of the base is fixedly connected to the baffle, a through groove is provided at the top center of the fixing seat, the bottom of the through groove is provided with a threaded groove, the internal movably connected release structure of the through groove, a pushing structure is passed through the interior of the fixing seat, a clamping plate is provided on the rear side of the pushing structure, a plurality of equidistant cavities are provided on the rear side of the clamping plate, a plurality of groups of retractable abutment structures are respectively provided in the plurality of cavities, and through holes are respectively provided on both sides of the threaded groove.

[0007] Furthermore, the threaded rod is threadedly connected to the thread groove, and the two guide rods are respectively adapted to be connected to the through holes. One end of the two springs abuts against the fixing seat, and the other end abuts against the stopper.

[0008] Furthermore, the release structure includes a rotating seat, a rotating shaft, a threaded hole and a toggle block. The front parts of both sides of the rotating seat are respectively provided with rotating shafts, the bottom rear side of the rotating seat is provided with a threaded hole, and the top front side of the rotating seat is fixedly connected to the toggle block.

[0009] Furthermore, the pushing structure includes a threaded rod, a guide rod, a rotating block, a stopper and a spring. One end of the threaded rod is movably connected to the clamping plate, and the other end passes through a threaded groove and is fixedly connected to the rotating block. Guide rods are respectively provided on both sides of the threaded rod. One end of the two guide rods is fixedly connected to the clamping plate, and the other end passes through a fixed seat and is connected to the stopper. The outer walls of the two guide rods are respectively sleeved with springs.

[0010] Furthermore, each group of the abutment structure includes a telescopic rod, a second spring and an abutment block, one end of the telescopic rod is fixedly connected to the inner wall of the cavity, and the other end is fixedly connected to the abutment block, the outer wall of the telescopic rod is wrapped around the second spring, and the abutment block is adaptively connected to the cavity.

[0011] Furthermore, one end of the two rotating shafts is respectively fixedly connected to the rotating seat, and the other end is movably connected to the inner wall of the through groove, and the threaded hole is threadedly connected to the threaded rod.

[0012] The advantages of the utility model compared with the existing technology are:

[0013] 1. The utility model provides a clamp, which takes into account the clamping requirements of workpieces of various sizes and shapes. By rotating the rotating block, the threaded rod moves in the threaded groove, thereby pushing the clamping plate forward or backward to adjust the size of the clamp opening. The design of the abutment structure enables the clamp to adapt to workpieces of different shapes. The telescopic rod and spring in each set of abutment structures can be telescoped according to the shape of the workpiece, thereby improving the applicability of the clamp;

[0014] 2. The utility model provides a clamp, which ensures that the clamping plate can move smoothly and evenly during the clamping process through the combination of the guide rod and the spring 1, reducing the risk of deviation or damage of the workpiece due to unstable clamping. At the same time, the spring 2 in the abutment structure provides soft support for the workpiece, preventing the workpiece from being damaged due to excessive pressure during the clamping process;

[0015] 3. The utility model provides a clamp, which can easily control the rotation of the rotating seat by rotating the toggle block, and then realize the quick release of the pushing structure through the threaded connection between the threaded hole and the threaded rod. This design makes the operation of the clamp more convenient and improves work efficiency. At the same time, the overall structure of the clamp is clear and simple, easy to maintain and maintain, and provides users with a good use experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a stereogram of the utility model.

[0017] Figure 2 It is a partial cross-sectional view of the utility model.

[0018] Figure 3 yes Figure 2 Enlarged view of point A in the middle.

[0019] Figure 4 yes Figure 1 Exploded view near the release structure.

[0020] As shown in the figure: 1. base; 2. baffle; 3. fixed seat; 4. pushing structure; 401. threaded rod; 402. guide rod; 403. rotating block; 404. baffle; 405. spring one; 5. clamping plate; 6. cavity; 7. abutment structure; 701. telescopic rod; 702. spring two; 703. abutment block; 8. through groove; 9. threaded groove; 10. through hole; 11. releasing structure; 1101. rotating seat; 1102. rotating shaft; 1103. threaded hole; 1104. toggle block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] like Figure 1 As shown, it includes a base 1, the top front side of the base 1 is fixedly connected to a fixing seat 3, the top rear side of the base 1 is fixedly connected to a baffle 2, a through groove 8 is provided at the top center of the fixing seat 3, a threaded groove 9 is provided at the bottom of the through groove 8, an internal movable connection release structure 11 is provided in the through groove 8, a pushing structure 4 is passed through the interior of the fixing seat 3, a clamping plate 5 is provided on the rear side of the pushing structure 4, a plurality of equidistant cavities 6 are provided on the rear side of the clamping plate 5, a plurality of groups of retractable abutment structures 7 are respectively provided in the plurality of cavities 6, and through holes 10 are provided on both sides of the threaded groove 9.

[0023] like Figure 2 As shown, the pushing structure 4 includes a threaded rod 401, a guide rod 402, a rotating block 403, a stopper 404 and a spring 405. One end of the threaded rod 401 is movably connected to the clamping plate 5, and the other end passes through the threaded groove 9 and is fixedly connected to the rotating block 403. Guide rods 402 are respectively provided on both sides of the threaded rod 401. One end of the two guide rods 402 is fixedly connected to the clamping plate 5, and the other end passes through the fixed seat 3 and is connected to the stopper 404. The outer walls of the two guide rods 402 are respectively sleeved with springs 405. The threaded rod 401 is threadedly connected to the threaded groove 9, and the two guide rods 402 are respectively adapted to be connected to the through holes 10. One end of the two springs 405 abuts against the fixed seat 3, and the other end abuts against the stop block 404, taking into account the clamping requirements of workpieces of various sizes and shapes. Through the rotation of the rotating block 403, the threaded rod 401 moves in the threaded groove 9, and then pushes the clamping plate 5 forward or backward to adjust the size of the clamp opening. The design of the abutment structure 7 enables the clamp to adapt to workpieces of different shapes. The telescopic rod 701 and spring 2 702 in each set of abutment structures 7 can be telescoped according to the shape of the workpiece, thereby improving the applicability of the clamp.

[0024] like Figure 3 As shown, each group of abutment structures 7 includes a telescopic rod 701, a second spring 702 and an abutment block 703. One end of the telescopic rod 701 is fixedly connected to the inner wall of the cavity 6, and the other end is fixedly connected to the abutment block 703. The outer wall of the telescopic rod 701 is wound around the second spring 702, and the abutment block 703 is adaptively connected to the cavity 6. Through the combination of the guide rod 402 and the first spring 405, it is ensured that during the clamping process, the clamping plate 5 can move smoothly and evenly, reducing the risk of deviation or damage of the workpiece due to unstable clamping. At the same time, the second spring 702 in the abutment structure 7 provides soft support for the workpiece, preventing the workpiece from being damaged due to excessive pressure during the clamping process.

[0025] like Figure 4 As shown, the release structure 11 includes a rotating seat 1101, a rotating shaft 1102, a threaded hole 1103 and a toggle block 1104. The front parts of both sides of the rotating seat 1101 are respectively provided with rotating shafts 1102, the rear side of the bottom of the rotating seat 1101 is provided with threaded holes 1103, the front side of the top of the rotating seat 1101 is fixedly connected to the toggle block 1104, one end of the two rotating shafts 1102 is respectively fixedly connected to the rotating seat 1101, and the other end is movably connected to the inner wall of the through groove 8, the threaded hole 1103 is threadedly connected to the threaded rod 401, and the rotation of the rotating seat 1101 can be easily controlled by rotating the toggle block 1104, and then the threaded connection between the threaded hole 1103 and the threaded rod 401 is realized to realize the quick release of the pushing structure 4. This design makes the operation of the clamp more convenient and improves work efficiency. At the same time, the overall structure of the clamp is clear and simple, easy to maintain and maintain, and provides users with a good use experience.

[0026] In specific use, refer to Figures 1 to 4 As shown, first place the part to be processed between the baffle plate 2 and the clamping plate 5, then rotate the toggle block 1104, the rotation of the rotating seat 1101 can be easily controlled, and then the threaded rod 401 is pushed backward by the rotating block 403, and the clamping plate 5 is pushed backward by the backward moving threaded rod 401, and the clamping plate 5 and the baffle plate 2 are used to clamp the part, and then the toggle block 1104 is released, the rotating seat 1101 is rotated downward, and then the threaded rod 401 is locked by the cooperation of the threaded hole 1103 and the threaded groove 9, and then the threaded rod 401 is driven to rotate by rotating the rotating block 403, and the rotating The threaded rod 401 further pushes the clamping plate 5 so that the abutment blocks 703 of the several groups of abutment structures 7 completely abut the parts to be processed. The spring 2 702 in the abutment structure 7 provides soft support for the workpiece, preventing the workpiece from being damaged due to excessive pressure during the clamping process. The fixation is then completed by thread self-locking. When the processing is completed, the rotation of the rotating seat 1101 can be easily controlled by rotating the toggle block 1104, and then the stop block 404 is pushed to move forward by the spring 1 405, and the guide rod 402 and the threaded rod 401 are driven to move forward by the stop block 404, so that the clamping plate 5 can be quickly released from the clamping.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0029] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A clamp, characterized in that: The invention comprises a base (1), wherein the top front side of the base (1) is fixedly connected to a fixing seat (3), the top rear side of the base (1) is fixedly connected to a baffle (2), a through groove (8) is provided at the top center of the fixing seat (3), a thread groove (9) is provided at the bottom of the through groove (8), an internal movable connection release structure (11) is provided in the through groove (8), a pushing structure (4) is passed through the inside of the fixing seat (3), a clamping plate (5) is provided at the rear side of the pushing structure (4), a plurality of equidistant cavities (6) are provided at the rear side of the clamping plate (5), a plurality of groups of retractable abutment structures (7) are respectively provided in the plurality of cavities (6), and through holes (10) are respectively provided on both sides of the thread groove (9).

2. A clamp according to claim 1, characterized in that: The pushing structure (4) comprises a threaded rod (401), a guide rod (402), a rotating block (403), a stopper (404) and a spring (405); one end of the threaded rod (401) is movably connected to the clamping plate (5), and the other end passes through a threaded groove (9) and is fixedly connected to the rotating block (403); guide rods (402) are respectively arranged on both sides of the threaded rod (401); one end of the two guide rods (402) is fixedly connected to the clamping plate (5), and the other end passes through a fixed seat (3) and is connected to the stopper (404); the outer walls of the two guide rods (402) are respectively sleeved with springs (405).

3. A clamp according to claim 2, characterized in that: The threaded rod (401) is threadedly connected to the thread groove (9), the two guide rods (402) are respectively adapted to be connected to the through holes (10), and one end of the two springs (405) respectively abuts against the fixing seat (3) and the other end respectively abuts against the stopper (404).

4. A clamp according to claim 1, characterized in that: Each group of the abutment structures (7) comprises a telescopic rod (701), a second spring (702) and an abutment block (703); one end of the telescopic rod (701) is fixedly connected to the inner wall of the cavity (6), and the other end is fixedly connected to the abutment block (703); the outer wall of the telescopic rod (701) is wound around the second spring (702), and the abutment block (703) is adaptively connected to the cavity (6).

5. A clamp according to claim 1, characterized in that: The release structure (11) comprises a rotating seat (1101), a rotating shaft (1102), a threaded hole (1103) and a toggle block (1104); the rotating seat (1101) is provided with a rotating shaft (1102) at the front of both sides, the bottom rear side of the rotating seat (1101) is provided with a threaded hole (1103), and the top front side of the rotating seat (1101) is fixedly connected to the toggle block (1104).

6. A clamp according to claim 5, characterized in that: One end of the two rotating shafts (1102) is fixedly connected to the rotating seat (1101) respectively, and the other end is movably connected to the inner wall of the through groove (8), and the threaded hole (1103) is threadedly connected to the threaded rod (401).

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