Metal product machining clamp capable of adjusting clamping force

Abstract

The utility model relates to the technical field of clamps, and discloses a metal product processing clamp capable of adjusting clamping force, the other side of a screw rod is fixedly connected with a pulling disc, one side of a third connecting rod far away from a first connecting rod is hinged with a moving block, one side of the screw rod close to the pulling disc is fixedly connected with a pushing disc, and the pushing disc is hinged with a moving block. The side, away from the first connecting rod, of the second connecting rod is fixedly connected with a tightening block. According to the metal product clamping device, the rotary knob is rotated, the rotary knob rotates to drive the lead screw to rotate, the lead screw rotates to move upwards along the threaded block, the other side of the third connecting rod drives the first connecting rod and the second connecting rod to tighten towards the middle along the extending plate, the second connecting rod drives the tightening block to tighten towards the middle, and therefore a metal product in the middle is clamped; the clamping force can be adjusted when the metal product is clamped, the clamp can adjust the clamping force according to the metal products of different shapes, the situation that the metal product falls off due to insufficient clamping force is avoided, and therefore the stability of the metal product during clamping is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a metal product processing clamp with adjustable clamping force. Background Art

[0002] At present, metal products refer to the general term for materials with metallic properties that are composed of metal elements or mainly metal elements, including pure metals, alloys, intermetallic compounds and special metal materials. Metal products are widely used in industrial manufacturing and daily life. In addition, metal products also include other metal products such as nickel and magnesium, which are used in different fields. For example, nickel products are usually used in the manufacture of steel, alloys and electroplating, while magnesium products are often used in the manufacture of automobiles, aviation and electronic equipment.

[0003] The existing technology has the following deficiencies: the existing metal products cannot adjust the clamping force when clamping, so that the clamping effect of some irregular metal products is poor, and the metal products are easy to fall during processing; the existing clamps are not easy to adjust the height, making some heavier metal products inconvenient to clamp and cannot be adjusted according to the processing height, thereby increasing the workload. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a metal product processing fixture with adjustable clamping force.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a metal product processing fixture with adjustable clamping force, including a clamping mechanism and a lifting mechanism, the clamping mechanism including a threaded block, the middle part of the threaded block is threadedly connected with a screw rod, one side of the threaded block is fixedly connected with an extension plate, the middle part of the extension plate is hingedly connected with a connecting rod one, the side of the connecting rod one away from the extension plate is fixedly connected with a connecting rod two, the intersection of the connecting rod one and the connecting rod two is hingedly connected with a connecting rod three, one side of the screw rod is fixedly connected with a knob, the other side of the screw rod is fixedly connected with a pulling disk, the side of the connecting rod three away from the connecting rod one is hingedly connected with a moving block, the side of the screw rod close to the pulling disk is fixedly connected with a pushing disk, and the side of the connecting rod two away from the connecting rod one is fixedly connected with a tightening block.

[0006] As a further description of the above technical solution:

[0007] The knob, the push disk and the pull disk are arranged in parallel, the extension plate, the connecting rod 1, the connecting rod 2, the connecting rod 3 and the tightening block are each provided with two groups and are symmetrically divided, and the push disk is arranged above the moving block.

[0008] As a further description of the above technical solution:

[0009] The clamping mechanism consists of a threaded block, a knob, a screw rod, an extension plate, a first connecting rod, a second connecting rod, a third connecting rod, a moving block, a pushing disk, a pulling disk, and a tightening block.

[0010] As a further description of the above technical solution:

[0011] The lifting mechanism includes a protective box, a driving motor is fixedly connected to one side of the outside of the protective box, a limiting plate is fixedly connected to the inside of the protective box, a rotating shaft is fixedly connected to the output end of the driving motor, a bevel gear 1 is fixedly connected to the side of the rotating shaft away from the driving motor, and the bevel gear 1 is meshingly connected to the bevel gear 2, a sliding groove is provided on one side of the protective box, a sliding plate is slidably connected in the sliding groove, and a threaded column is threadedly connected to one side of the sliding plate provided in the protective box.

[0012] As a further description of the above technical solution:

[0013] The threaded column is fixedly connected to the middle part of bevel gear 2, the lower surface of the threaded column is rotatably connected to the bottom of the protective box, the rotating shaft passes through the limiting plate, the rotating shaft passes through one side of the protective box, and the rotating shaft, limiting plate, bevel gear 1, bevel gear 2, and threaded column are arranged inside the protective box.

[0014] As a further description of the above technical solution:

[0015] The lifting mechanism is composed of a protection box, a driving motor, a slide groove, a sliding plate, a rotating shaft, a limit plate, a bevel gear 1, a bevel gear 2, and a threaded column.

[0016] As a further description of the above technical solution:

[0017] The sliding plate is arranged on one side outside the protection box and is fixedly connected with a connecting rod. The side of the connecting rod away from the sliding plate is fixedly connected to one side of the threaded block. The connecting rod is arranged in two groups and is symmetrically divided.

[0018] As a further description of the above technical solution:

[0019] Four universal wheels are installed around the lower surface of the protection box, and a handle is fixedly connected to the middle of the outer surface of the protection box.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by turning the knob, the knob rotates with the lead screw, and the lead screw rotates and moves upward along the threaded block, so that the other side of the connecting rod three brings the connecting rod one and the connecting rod two to be tightened toward the middle along the extension plate, and the connecting rod two brings the tightening block to be tightened toward the middle to clamp the metal product in the middle, so that the clamping force of the metal product can be adjusted when clamping, and the clamp can adjust the clamping force according to the metal products of different shapes, so as to avoid the metal product from falling due to insufficient clamping force, thereby improving the stability of the metal product when clamping.

[0022] 2. In the utility model, a driving motor is provided, and the output end of the driving motor rotates with the rotating shaft, so that the connecting rod one moves the connecting rod two upward, the connecting rod two moves the tightening block upward, and the tightening block moves the metal product in the middle upward, so that the clamp is easier to adjust the height, so that some heavier metal products can be better clamped and can be adjusted according to the processing height, thereby reducing unnecessary workload. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a three-dimensional structural schematic diagram of a metal product processing fixture with adjustable clamping force proposed by the utility model;

[0024] Figure 2 This is a three-dimensional structural schematic diagram of the clamping mechanism proposed by the utility model;

[0025] Figure 3 This is a schematic diagram of the internal structure of the protection box proposed by the utility model.

[0026] Legend:

[0027] 1. Protective box; 2. Handle; 3. Universal wheel; 4. Driving motor; 5. Slide groove; 6. Sliding plate; 7. Connecting rod; 8. Rotating shaft; 9. Limiting plate; 10. Bevel gear one; 11. Bevel gear two; 12. Threaded column; 13. Threaded block; 14. Knob; 15. Screw; 16. Extension plate; 17. Connecting rod one; 18. Connecting rod two; 19. Connecting rod three; 20. Moving block; 21. Pushing plate; 22. Pulling plate; 23. Tightening block. DETAILED DESCRIPTION

[0028] 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.

[0029] Reference Figure 1-Figure 3The utility model provides an embodiment: a metal product processing fixture with adjustable clamping force, including a clamping mechanism and a lifting mechanism, characterized in that the clamping mechanism includes a threaded block 13, a screw rod 15 is threadedly connected to the middle of the threaded block 13, an extension plate 16 is fixedly connected to one side of the threaded block 13, a connecting rod 17 is hingedly connected to the middle of the extension plate 16, a connecting rod 18 is fixedly connected to the side of the connecting rod 17 away from the extension plate 16, and the connecting rod 17 and the connecting rod 2 are connected to each other. The intersection of the connecting rod 18 is hingedly connected with the connecting rod 3 19, the knob 14 is fixedly connected to one side of the screw rod 15, and the pulling disk 22 is fixedly connected to the other side of the screw rod 15. The side of the connecting rod 3 19 away from the connecting rod 1 17 is hingedly connected with the moving block 20, the side of the screw rod 15 close to the pulling disk 22 is fixedly connected with the pushing disk 21, and the side of the connecting rod 2 18 away from the connecting rod 1 17 is fixedly connected with the tightening block 23. The knob 14, the pushing disk 21, and the pulling disk 22 are arranged in parallel, and the extension plate 1 6. The connecting rod 17, the connecting rod 21, the connecting rod 319, and the tightening block 23 are all provided with two groups and are symmetrically divided. The pushing disk 21 is arranged above the moving block 20. The clamping mechanism is composed of the threaded block 13, the knob 14, the screw 15, the extension plate 16, the connecting rod 17, the connecting rod 218, the connecting rod 319, the moving block 20, the pushing disk 21, the pulling disk 22, and the tightening block 23. By turning the knob 14, the knob 14 rotates to rotate the screw 15, and the screw 15 rotates along As the threaded block 13 moves upward, the other side of the connecting rod 3 19 brings the connecting rod 1 17 and the connecting rod 2 18 to be tightened toward the middle along the extension plate 16, and the connecting rod 2 18 brings the tightening block 23 to be tightened toward the middle to clamp the metal product in the middle, so that the clamping force of the metal product can be adjusted when clamping, and the clamp can adjust the clamping force according to metal products of different shapes, avoiding the metal product from falling due to insufficient clamping force, thereby improving the stability of the metal product when clamping.

[0030] The lifting mechanism includes a protective box 1, a driving motor 4 is fixedly connected to one side of the outside of the protective box 1, a limiting plate 9 is fixedly connected to the inside of the protective box 1, a rotating shaft 8 is fixedly connected to the output end of the driving motor 4, a bevel gear 10 is fixedly connected to the side of the rotating shaft 8 away from the driving motor 4, and the bevel gear 10 is meshingly connected to the bevel gear 2 11, a slide groove 5 is provided on one side of the protective box 1, a sliding plate 6 is slidably connected in the slide groove 5, the sliding plate 6 is arranged on one side of the protective box 1 and is threadedly connected to a threaded column 12, the threaded column 12 is fixedly connected to the middle part of the bevel gear 2 11, and the lower surface of the threaded column 12 is rotatably connected to the bottom of the protective box 1, the rotating shaft 8 passes through the limiting plate 9, the rotating shaft 8 passes through one side of the protective box 1, the rotating shaft 8, the limiting plate 9, the bevel gear 10, the bevel gear 2 11, and the threaded column 12 are arranged inside the protective box 1, and the lifting mechanism consists of the protective box 1, the driving motor 4, the slide groove 5 , a sliding plate 6, a rotating shaft 8, a limiting plate 9, a bevel gear 10, a bevel gear 2 11, and a threaded column 12. The sliding plate 6 is arranged on one side of the outside of the protective box 1 and is fixedly connected with a connecting rod 7. The side of the connecting rod 7 away from the sliding plate 6 is fixedly connected to one side of the threaded block 13. The connecting rod 7 is arranged in two groups and is symmetrically divided. Four universal wheels 3 are installed around the lower surface of the protective box 1. The middle part of the outer surface of the protective box 1 is fixedly connected with a handle 2. By setting a driving motor 4, the output end of the driving motor 4 rotates with the rotating shaft 8, so that the connecting rod 1 17 moves the connecting rod 2 18 upward, the connecting rod 2 18 moves the tightening block 23 upward, and the tightening block 23 moves the metal product in the middle upward, so that the clamp is easier to adjust the height, so that some heavier metal products can be better clamped and can be adjusted according to the processing height, thereby reducing unnecessary workload.

[0031] Working principle: put the metal product in the middle of the two groups of tightening blocks 23, turn the knob 14, the knob 14 rotates with the screw rod 15, the screw rod 15 rotates and moves upward along the threaded block 13, the screw rod 15 moves upward and pulls the pulling plate 22 upward, the pulling plate 22 pulls the moving block 20 upward, the moving block 20 moves upward to rotate the connecting rod three 19, the other side of the connecting rod three 19 brings the connecting rod one 17 and the connecting rod two 18 to tighten toward the middle along the extension plate 16, the connecting rod two 18 brings the tightening block 23 to tighten toward the middle, the tightening block 23 is tightened to clamp the metal product in the middle, so that the metal product can adjust the clamping force when clamping, and the clamp can adjust the clamping force according to the metal products of different shapes, so as to avoid the metal product from falling due to insufficient clamping force, thereby improving the stability of the metal product when clamping, and a driving motor 4 is set. The output end of the machine 4 rotates with the rotating shaft 8, the rotating shaft 8 rotates with the bevel gear 10, the bevel gear 10 rotates with the bevel gear 2 11, the bevel gear 2 11 rotates with the threaded column 12, the threaded column 12 rotates to make the sliding plate 6 move upward along the threaded column 12 through the limit of the sliding groove 5, the sliding plate 6 moves with the connecting rod 7 upward, the connecting rod 7 moves with the threaded block 13 upward, the threaded block 13 moves with the connecting rod 1 17 upward, the connecting rod 1 17 moves with the connecting rod 2 18 upward, the connecting rod 2 18 moves with the tightening block 23 upward, the tightening block 23 moves the metal product in the middle upward, and when it moves to the appropriate height, the driving motor 4 is stopped, so that the clamp is easier to adjust the height, so that some heavier metal products can be better clamped and can be adjusted according to the processing height, thereby reducing unnecessary workload.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A metal product processing fixture with adjustable clamping force, comprising a clamping mechanism and a lifting mechanism, characterized in that: The clamping mechanism comprises a threaded block (13), a screw rod (15) is threadedly connected to the middle of the threaded block (13), an extension plate (16) is fixedly connected to one side of the threaded block (13), a connecting rod (17) is hingedly connected to the middle of the extension plate (16), a connecting rod (2) (18) is fixedly connected to the side of the connecting rod (17) away from the extension plate (16), and a connecting rod (3) (18) is hingedly connected to the intersection of the connecting rod (17) and the connecting rod (2). 19), one side of the screw rod (15) is fixedly connected to a knob (14), the other side of the screw rod (15) is fixedly connected to a pulling disk (22), the side of the connecting rod three (19) away from the connecting rod one (17) is hingedly connected to a moving block (20), the side of the screw rod (15) close to the pulling disk (22) is fixedly connected to a pushing disk (21), and the side of the connecting rod two (18) away from the connecting rod one (17) is fixedly connected to a tightening block (23).

2. The metal product processing fixture with adjustable clamping force according to claim 1, characterized in that: The knob (14), the push disk (21), and the pull disk (22) are arranged in parallel, and the extension plate (16), the connecting rod one (17), the connecting rod two (18), the connecting rod three (19), and the tightening block (23) are each provided with two groups and are symmetrically divided, and the push disk (21) is arranged above the moving block (20).

3. The metal product processing fixture with adjustable clamping force according to claim 1, characterized in that: The clamping mechanism is composed of a threaded block (13), a knob (14), a screw rod (15), an extension plate (16), a connecting rod 1 (17), a connecting rod 2 (18), a connecting rod 3 (19), a moving block (20), a pushing disk (21), a pulling disk (22), and a tightening block (23).

4. The metal product processing fixture with adjustable clamping force according to claim 1, characterized in that: The lifting mechanism comprises a protective box (1), a driving motor (4) is fixedly connected to one side of the outside of the protective box (1), a limiting plate (9) is fixedly connected inside the protective box (1), a rotating shaft (8) is fixedly connected to the output end of the driving motor (4), a bevel gear 1 (10) is fixedly connected to the side of the rotating shaft (8) away from the driving motor (4), the bevel gear 1 (10) is meshingly connected to the bevel gear 2 (11), a sliding groove (5) is provided on one side of the protective box (1), a sliding plate (6) is slidably connected in the sliding groove (5), and a threaded column (12) is threadedly connected to one side of the sliding plate (6) provided in the protective box (1).

5. The metal product processing fixture with adjustable clamping force according to claim 4, characterized in that: The threaded column (12) is fixedly connected to the middle part of the bevel gear 2 (11); the lower surface of the threaded column (12) is rotatably connected to the bottom of the protection box (1); the rotating shaft (8) passes through the limiting plate (9); the rotating shaft (8) passes through one side of the protection box (1); the rotating shaft (8), the limiting plate (9), the bevel gear 1 (10), the bevel gear 2 (11), and the threaded column (12) are arranged inside the protection box (1).

6. The metal product processing fixture with adjustable clamping force according to claim 1, characterized in that: The lifting mechanism is composed of a protection box (1), a driving motor (4), a slide groove (5), a sliding plate (6), a rotating shaft (8), a limit plate (9), a bevel gear 1 (10), a bevel gear 2 (11), and a threaded column (12).

7. The metal product processing fixture with adjustable clamping force according to claim 4, characterized in that: The sliding plate (6) is arranged on one side outside the protection box (1) and is fixedly connected to a connecting rod (7). The side of the connecting rod (7) away from the sliding plate (6) is fixedly connected to one side of the threaded block (13). The connecting rod (7) is arranged in two groups and is symmetrically divided.

8. The metal product processing fixture with adjustable clamping force according to claim 4, characterized in that: Four universal wheels (3) are installed around the lower surface of the protection box (1), and a handle (2) is fixedly connected to the middle of the outer surface of the protection box (1).

Images