Positioning mechanism capable of adjusting clamping force

Abstract

The utility model relates to the technical field of machining, in particular to a positioning mechanism capable of adjusting clamping force, which comprises an operation table and an extrusion ring, the bottom of the operation table is fixedly connected with supporting legs, a storage groove is formed in the operation table, the inner side wall of the storage groove is fixedly connected with a fixing rod, and the fixing rod is fixedly connected with a clamping device. A threaded column is rotatably connected to the inner side wall of the storage groove, a main bevel gear is fixedly connected to the outer wall of the threaded column, a first empty groove is formed in the inner bottom wall of the storage groove, an auxiliary bevel gear is connected to the outer wall of the main bevel gear in a meshed mode, and a rotating rod is fixedly connected to the interior of the auxiliary bevel gear; a handle is fixedly connected to the bottom end of the rotating rod, an inserting rod is slidably connected to the interior of the handle, and a fixing groove is formed in the operation table. The clamping force can be adjusted, so that the use range of the positioning mechanism is widened, the use stability of the positioning mechanism is improved, the use efficiency of the storage rack is improved, and a large amount of manpower and material resources are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a positioning mechanism capable of adjusting the clamping force. Background Art

[0002] Machining is the abbreviation of mechanical processing, which refers to the processing technology of removing materials through precise mechanical processing. Machining is used to improve processing efficiency. The workpiece needs to be positioned during machining before subsequent processing steps can be carried out. Especially for workpieces with more complex structures, the processing accuracy must be guaranteed during positioning processing. Therefore, the positioning mechanism needs to be easy to use and have high clamping efficiency, while ensuring the stability of its positioning.

[0003] In the prior art, the clamping force of the positioning device cannot be adjusted. Excessive clamping may cause deformation of parts. In the case of insufficient clamping force, parts may easily become loose during processing, which requires professional personnel to debug. Therefore, we urgently need to provide a positioning mechanism with adjustable clamping force. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a positioning mechanism with adjustable clamping force, which facilitates automatic adjustment of the clamping force and improves processing efficiency.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solution, a positioning mechanism with adjustable clamping force, the technical solution adopted is: including an operating table and an extrusion ring, the bottom of the operating table is fixedly connected to a support leg, a storage groove is opened inside the operating table, the inner side wall of the storage groove is fixedly connected to a fixing rod, the inner side wall of the storage groove is rotatably connected to a threaded column, and the outer wall of the threaded column is fixedly connected to a main bevel gear.

[0008] The inner bottom wall of the storage groove is provided with a first empty groove, the outer wall of the main bevel gear is meshedly connected with a secondary bevel gear, the interior of the secondary bevel gear is fixedly connected with a rotating rod, the bottom end of the rotating rod is fixedly connected with a handle, the interior of the handle is slidably connected with an insertion rod, the interior of the operating table is provided with a fixed groove, and the inner bottom wall of the storage groove is slidably connected with a movable plate, so that the holding force can be adjusted, thereby improving the use range of the positioning mechanism, increasing the use stability of the positioning mechanism, increasing the use efficiency of the storage shelf, and reducing a large amount of manpower and material resources.

[0009] As a preferred solution, the threaded column and the movable plate are threadedly connected, and the threaded column and the fixed rod are arranged parallel to each other, so as to provide power for the sliding of the movable plate.

[0010] As a preferred solution, the diameter of the main bevel gear is the same as that of the auxiliary bevel gear, and the auxiliary bevel gear is rotatably connected to the operating table via a rotating rod, so that the main bevel gear drives the auxiliary bevel gear to rotate.

[0011] As a preferred solution, the insertion rod and the fixing groove are fixed by snapping, and the insertion rod and the rotating rod are arranged parallel to each other, so as to fix the position of the rotating rod.

[0012] As a preferred solution, a fixed block is fixedly connected to the top of the movable plate, a mounting groove is provided inside the extrusion ring, a clamping groove is provided inside the fixed block, a second empty groove is provided on the inner side wall of the mounting groove, a connecting plate is slidably connected to the inner bottom wall of the second empty groove, an extrusion ball is fixedly connected to one side of the connecting plate, and a pull rod is fixedly connected to the other side of the connecting plate, so that the extrusion ring can be replaced according to different parts.

[0013] As a preferred solution, the width of the fixing block is smaller than the width of the mounting groove, and the fixing block and the extrusion ball are arranged perpendicular to each other, so that the extrusion ball can fix the position of the extrusion ring.

[0014] As a preferred solution, a telescopic spring is fixedly connected to one side of the connecting plate, and there are two extrusion rings, which are symmetrically arranged with the central axis of the operating table as the symmetry axis, so that the two extrusion rings can extrude and fix the parts.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a positioning mechanism with adjustable clamping force, which has the following beneficial effects:

[0017] 1. The utility model is provided with an operating table, supporting legs, a storage slot, a fixing rod, a threaded column, a main bevel gear, a first empty slot, a secondary bevel gear, a rotating rod, a handle, an inserting rod, a fixing slot and a movable plate. The handle is turned so that the handle drives the secondary bevel gear to rotate through the rotating rod, thereby the secondary bevel gear drives the main bevel gear to rotate, and at the same time the main bevel gear drives the threaded column to rotate, so that the threaded column rotates inside the movable plate, thereby the movable plate moves back and forth, and at the same time the movable plate drives the extrusion ring to move and adjust, and the holding force can be adjusted, thereby improving the use range of the positioning mechanism, increasing the use stability of the positioning mechanism, increasing the use efficiency of the storage shelf, and reducing a large amount of manpower and material resources.

[0018] 2. The utility model provides a fixed block, an extrusion ring, an installation groove, a clamping groove, a second empty groove, a connecting plate, an extrusion ball and a pull rod. By pulling the pull rod, the pull rod drives the connecting plate to slide inside the second empty groove, so that the connecting plate drives the extrusion ball to slide. At the same time, the extrusion ball and the clamping groove are disengaged, so that the extrusion ring can be pulled out from the outside of the fixed block. The extrusion ring can be replaced according to different parts, thereby improving the use efficiency of the positioning mechanism, facilitating the protection of mechanical parts, and increasing the safety of the positioning mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 3 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0022] Figure 4 This is a schematic diagram of the three-dimensional structure of the extrusion ring of the utility model;

[0023] Figure 5 It is a schematic diagram of the top view of the structure of the operating table of the utility model.

[0024] In the figure: 1. operating table; 2. supporting leg; 3. storage slot; 4. fixing rod; 5. threaded column; 6. main bevel gear; 7. first empty slot; 8. secondary bevel gear; 9. rotating rod; 10. handle; 11. plug-in rod; 12. fixing slot; 13. moving plate; 14. fixing block; 15. extrusion ring; 16. mounting slot; 17. card slot; 18. second empty slot; 19. connecting plate; 20. extrusion ball; 21. pull rod. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-5 The present embodiment proposes a positioning mechanism with adjustable clamping force, including an operating table 1 and an extrusion ring 15, the bottom of the operating table 1 is fixedly connected to a support leg 2, a storage groove 3 is opened inside the operating table 1, the inner wall of the storage groove 3 is fixedly connected to a fixing rod 4, the inner wall of the storage groove 3 is rotatably connected to a threaded column 5, and the outer wall of the threaded column 5 is fixedly connected to a main bevel gear 6.

[0027] A first empty groove 7 is provided on the inner bottom wall of the storage groove 3, and a secondary bevel gear 8 is meshedly connected to the outer wall of the main bevel gear 6. A rotating rod 9 is fixedly connected to the inside of the secondary bevel gear 8, and a handle 10 is fixedly connected to the bottom end of the rotating rod 9. An insertion rod 11 is slidably connected to the inside of the handle 10. A fixed groove 12 is provided inside the operating table 1, and a movable plate 13 is slidably connected to the inner bottom wall of the storage groove 3, which can adjust the holding force, thereby improving the use range of the positioning mechanism, increasing the use stability of the positioning mechanism, increasing the use efficiency of the storage shelf, and reducing a lot of manpower and material resources.

[0028] The threaded column 5 and the movable plate 13 are threadedly connected, and the threaded column 5 and the fixed rod 4 are arranged parallel to each other, so as to provide power for the sliding of the movable plate 13.

[0029] The diameter of the main bevel gear 6 is the same as that of the auxiliary bevel gear 8 . The auxiliary bevel gear 8 is rotatably connected to the operating platform 1 via a rotating rod 9 , so that the main bevel gear 6 drives the auxiliary bevel gear 8 to rotate.

[0030] The insertion rod 11 and the fixing groove 12 are fixed by snapping, and the insertion rod 11 and the rotating rod 9 are arranged parallel to each other, so as to fix the position of the rotating rod 9.

[0031] A fixed block 14 is fixedly connected to the top of the movable plate 13, a mounting groove 16 is provided inside the extrusion ring 15, a card groove 17 is provided inside the fixed block 14, a second empty groove 18 is provided on the inner side wall of the mounting groove 16, a connecting plate 19 is slidably connected to the inner bottom wall of the second empty groove 18, an extrusion ball 20 is fixedly connected to one side of the connecting plate 19, and a pull rod 21 is fixedly connected to the other side of the connecting plate 19, and the extrusion ring 15 can be replaced according to different parts.

[0032] The width of the fixing block 14 is smaller than the width of the mounting groove 16 . The fixing block 14 and the squeezing ball 20 are arranged perpendicular to each other, so that the squeezing ball 20 can fix the position of the squeezing ring 15 .

[0033] A telescopic spring is fixedly connected to one side of the connecting plate 19 . There are two extrusion rings 15 , which are symmetrically arranged with the central axis of the operating table 1 as the symmetry axis, so that the two extrusion rings 15 can extrude and fix the parts.

[0034] The working principle of the utility model is: when the holding force needs to be adjusted, the handle 10 is operated so that the handle 10 drives the secondary bevel gear 8 to rotate through the rotating rod 9, so that the secondary bevel gear 8 drives the main bevel gear 6 to rotate, and at the same time the main bevel gear 6 drives the threaded column 5 to rotate, so that the threaded column 5 rotates inside the moving plate 13, so that the moving plate 13 moves back and forth, and at the same time the moving plate 13 drives the extrusion ring 15 to move and adjust, so that the holding force can be adjusted, thereby improving the use range of the positioning mechanism, increasing the use stability of the positioning mechanism, increasing the use efficiency of the storage shelf, and reducing a lot of manpower and material resources;

[0035] When the extrusion ring 15 needs to be replaced according to different parts, the pull rod 21 is pulled so that the pull rod 21 drives the connecting plate 19 to slide inside the second slot 18, so that the connecting plate 19 drives the extrusion ball 20 to slide, and at the same time the extrusion ball 20 and the slot 17 are disengaged, so that the extrusion ring 15 is pulled out from the outside of the fixed block 14. The extrusion ring 15 can be replaced according to different parts, thereby improving the use efficiency of the positioning mechanism, facilitating the protection of mechanical parts, and increasing the safety of the positioning mechanism.

[0036] 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.

[0037] Although the 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.

Claims

1. A positioning mechanism with adjustable clamping force, comprising an operating table (1) and a squeezing ring (15), characterized in that: The bottom of the operating table (1) is fixedly connected to a support leg (2); a storage groove (3) is provided inside the operating table (1); a fixing rod (4) is fixedly connected to the inner wall of the storage groove (3); a threaded column (5) is rotatably connected to the inner wall of the storage groove (3); and a main bevel gear (6) is fixedly connected to the outer wall of the threaded column (5); The inner bottom wall of the storage groove (3) is provided with a first empty groove (7), the outer wall of the main bevel gear (6) is meshingly connected with a secondary bevel gear (8), the interior of the secondary bevel gear (8) is fixedly connected with a rotating rod (9), the bottom end of the rotating rod (9) is fixedly connected with a handle (10), the interior of the handle (10) is slidably connected with an insertion rod (11), the interior of the operating table (1) is provided with a fixed groove (12), and the inner bottom wall of the storage groove (3) is slidably connected with a movable plate (13).

2. A positioning mechanism with adjustable clamping force according to claim 1, characterized in that: The threaded column (5) and the movable plate (13) are threadedly connected, and the threaded column (5) and the fixed rod (4) are arranged parallel to each other.

3. A positioning mechanism with adjustable clamping force according to claim 1, characterized in that: The diameter of the main bevel gear (6) is the same as the diameter of the auxiliary bevel gear (8), and the auxiliary bevel gear (8) is rotatably connected to the operating platform (1) via a rotating rod (9).

4. A positioning mechanism with adjustable clamping force according to claim 1, characterized in that: The insertion rod (11) and the fixing groove (12) are fixed in a snap-fitting manner, and the insertion rod (11) and the rotating rod (9) are arranged parallel to each other.

5. The positioning mechanism with adjustable clamping force according to claim 1, characterized in that: The top of the movable plate (13) is fixedly connected to a fixed block (14), the interior of the extrusion ring (15) is provided with a mounting groove (16), the interior of the fixed block (14) is provided with a clamping groove (17), the inner side wall of the mounting groove (16) is provided with a second empty groove (18), the inner bottom wall of the second empty groove (18) is slidably connected to a connecting plate (19), one side of the connecting plate (19) is fixedly connected to an extrusion ball (20), and the other side of the connecting plate (19) is fixedly connected to a pull rod (21).

6. A positioning mechanism with adjustable clamping force according to claim 5, characterized in that: The width of the fixing block (14) is smaller than the width of the mounting groove (16), and the fixing block (14) and the squeezing ball (20) are arranged perpendicular to each other.

7. A positioning mechanism with adjustable clamping force according to claim 5, characterized in that: A telescopic spring is fixedly connected to one side of the connecting plate (19), and the number of the extrusion rings (15) is two. The extrusion rings (15) are symmetrically arranged with the central axis of the operating table (1) as the symmetry axis.

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