Strong magnetic elastic clamp

Abstract

The strong magnetic elastic clamp comprises a base, and the front side of the top of the base is rotationally connected with one end of a handle rod through a first rotating shaft; the rear side of the top of the base is rotationally connected with one end of a connecting block through a second rotating shaft; a clamping mechanism is arranged at the front end of the connecting block; the clamping mechanism comprises a pull rod penetrating through the connecting block, the bottom of the pull rod is fixedly connected with a fixing plate, the fixing plate is installed in a sleeve, and the top of the sleeve is fixedly connected with the connecting block; a spring is fixedly connected between the inner top of the sleeve and the top of the fixed plate; the bottom of the fixing plate is fixedly connected with a connecting rod, and the bottom end of the connecting rod is fixedly connected with a strong magnetic block. When the clamping mechanism is used for clamping workpieces made of stainless steel or cast iron and the like, the strong magnetic blocks of the clamping mechanism can be adsorbed on the workpieces, so that the clamping force is increased, and the workpieces are prevented from shaking during machining; and meanwhile, under the interaction of the fixing plate, the sleeve and the spring, excessive force is prevented when the workpiece attracts the strong magnetic block, and therefore the buffering force is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a strong magnetic elastic clamp. Background Art

[0002] In the process of mechanical processing, many workpieces are involved, such as auto parts, hardware accessories, engineering machinery parts, etc., and the workpieces need to be polished, cut, welded, etc. during production. Therefore, it is necessary to use a fixture to fix the workpiece before proceeding. The existing fixture has insufficient clamping force. When clamping the workpiece, it is easy to cause the workpiece to shake during processing, affecting the processing efficiency.

[0003] Based on the above situation, the utility model proposes a strong magnetic elastic clamp, which can effectively solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a strong magnetic elastic clamp. The utility model provides a strong magnetic elastic clamp, which is provided with a clamping mechanism. When the clamping mechanism clamps a workpiece made of materials such as stainless steel or cast iron, the strong magnetic block of the clamping mechanism can be adsorbed on the workpiece, thereby increasing the clamping force and preventing the workpiece from shaking during processing; at the same time, under the interaction between the fixed plate, the sleeve and the spring, the workpiece is prevented from using too much force when adsorbing the strong magnetic block, thereby increasing the buffering force.

[0005] The utility model is realized by the following technical solutions:

[0006] A strong magnetic elastic clamp comprises a base, the top front side of the base is rotatably connected to one end of a handle rod through a first rotating shaft; the top rear side of the base is rotatably connected to one end of a connecting block through a second rotating shaft; the handle rod is fixedly connected to a third rotating shaft near the middle, the connecting block is fixedly connected to a fourth rotating shaft near the middle, and a transmission rod is connected between the third rotating shaft and the fourth rotating shaft; a clamping mechanism is provided at the front end of the connecting block; the clamping mechanism comprises a pull rod passing through the connecting block, the bottom of the pull rod is fixedly connected to a fixing plate, the fixing plate is installed in a sleeve, and the top of the sleeve is fixedly connected to the connecting block; a spring is fixedly connected between the inner top of the sleeve and the top of the fixing plate; the bottom of the fixing plate is fixedly connected to a connecting rod, and the bottom end of the connecting rod passes through the bottom of the sleeve and is fixedly connected to a strong magnetic block.

[0007] According to the above technical solution, as a further preferred technical solution of the above technical solution, the top of the handle rod is fixedly connected with a handle by bolts and nuts.

[0008] According to the above technical solution, as a further preferred technical solution of the above technical solution, a rubber ring is provided on the outside of the strong magnetic block.

[0009] According to the above technical solution, as a further preferred technical solution of the above technical solution, a limit block is provided at the top of the pull rod.

[0010] According to the above technical solution, as a further preferred technical solution of the above technical solution, a plurality of mounting holes are respectively opened on both sides of the base.

[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0012] The utility model provides a strong magnetic elastic clamp, which is provided with a clamping mechanism. When the clamping mechanism clamps a workpiece made of materials such as stainless steel or cast iron, the strong magnetic block of the clamping mechanism can be adsorbed on the workpiece, thereby increasing the clamping force and preventing the workpiece from shaking during processing; at the same time, under the interaction between the fixed plate, the sleeve and the spring, the workpiece is prevented from using excessive force when adsorbing the strong magnetic block, thereby increasing the buffering force. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a rear view of the utility model;

[0015] Figure 3 It is a schematic diagram of the structure of the clamping mechanism of the utility model. DETAILED DESCRIPTION

[0016] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only used for illustrative purposes and cannot be understood as a limitation on this patent.

[0017] A strong magnetic elastic clamp comprises a base 1, wherein the top front side of the base 1 is rotatably connected to one end of a handle rod 3 through a first rotating shaft 2; the top rear side of the base 1 is rotatably connected to one end of a connecting block 5 through a second rotating shaft 4; a third rotating shaft 6 is fixedly connected to a position near the middle of the handle rod 3, a fourth rotating shaft 7 is fixedly connected to a position near the middle of the connecting block 5, and a transmission rod 8 is connected between the third rotating shaft 6 and the fourth rotating shaft 7; a clamping mechanism is arranged at the front end of the connecting block 5; the clamping mechanism comprises a pull rod 9 passing through the connecting block 5, a fixed plate 10 is fixedly connected to the bottom of the pull rod 9, the fixed plate 10 is installed in a sleeve 11, and the top of the sleeve 11 is fixedly connected to the connecting block 5; a spring 12 is fixedly connected between the inner top of the sleeve 11 and the top of the fixed plate 10; a connecting rod 13 is fixedly connected to the bottom of the fixed plate 10, and the bottom end of the connecting rod 13 passes through the bottom of the sleeve 11 and is fixedly connected to a strong magnetic block 14.

[0018] The utility model provides a clamping mechanism. When the clamping mechanism clamps a workpiece made of materials such as stainless steel or cast iron, the strong magnetic block 14 of the clamping mechanism can be adsorbed on the workpiece, thereby increasing the clamping force and preventing the workpiece from shaking during processing. At the same time, under the interaction between the fixed plate 10, the sleeve 11 and the spring 12, the workpiece is prevented from using excessive force when adsorbing the strong magnetic block 14, thereby increasing the buffering force.

[0019] Furthermore, in another embodiment, the top of the handle rod 3 is fixedly connected to a handle 17 via a bolt 15 and a nut 16 .

[0020] Furthermore, in another embodiment, a rubber ring 18 is provided on the outer portion of the strong magnetic block 14. By providing the rubber ring 18, the contact area between the strong magnetic block 14 and the workpiece is increased, the clamping force is increased, and the workpiece is prevented from applying too much force when absorbing the strong magnetic block 14, thereby further increasing the buffering force.

[0021] Further, in another embodiment, a limit block 19 is provided on the top of the pull rod 9. By providing the limit block 19, the pull rod 9 is prevented from sliding out of the connecting block 5.

[0022] Furthermore, in another embodiment, a plurality of mounting holes 20 are respectively provided on both sides of the base 1. The mounting holes 20 are provided to facilitate fixing.

[0023] According to the description and drawings of the utility model, those skilled in the art can easily manufacture or use the strong magnetic elastic clamp of the utility model, and can produce the positive effects recorded in the utility model.

[0024] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.

[0025] Unless otherwise specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. A strong magnetic elastic clamp, characterized in that: The invention comprises a base (1), wherein the top front side of the base (1) is rotatably connected to one end of a handle bar (3) via a first rotating shaft (2); the top rear side of the base (1) is rotatably connected to one end of a connecting block (5) via a second rotating shaft (4); a third rotating shaft (6) is fixedly connected to a position near the middle of the handle bar (3); a fourth rotating shaft (7) is fixedly connected to a position near the middle of the connecting block (5); a transmission rod (8) is connected between the third rotating shaft (6) and the fourth rotating shaft (7); a clamping mechanism is arranged at the front end of the connecting block (5); The clamping mechanism comprises a pull rod (9) passing through a connecting block (5); the top of the pull rod (9) is fixedly connected to a fixing plate (10); the fixing plate (10) is installed in a sleeve (11); the bottom of the sleeve (11) is fixedly connected to the connecting block (5); a spring (12) is fixedly connected between the inner top of the sleeve (11) and the top of the fixing plate (10); the bottom of the fixing plate (10) is fixedly connected to a connecting rod (13); the bottom end of the connecting rod (13) passes through the bottom of the sleeve (11) and is fixedly connected to a strong magnetic block (14).

2. A strong magnetic elastic clamp according to claim 1, characterized in that: The top of the handle rod (3) is fixedly connected to a handle (17) via a bolt (15) and a nut (16).

3. A strong magnetic elastic clamp according to claim 1, characterized in that: The strong magnetic block (14) is externally sleeved with a rubber ring (18).

4. A strong magnetic elastic clamp according to claim 1, characterized in that: A limiting block (19) is arranged on the top of the pull rod (9).

5. The strong magnetic elastic clamp according to claim 1, characterized in that: A plurality of mounting holes (20) are respectively provided on both sides of the base (1).

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