CN221871128U - Claw body for mechanical manufacturing - Google Patents

Abstract

The utility model relates to the technical field of machining, in particular to a claw body for machine manufacturing, which comprises a base, a rotating rod, a limiting plate II, a fixing screw I and a claw, wherein the rotating rod is arranged in the middle of the top of the base, the front end and the rear end of the top of the base are fixedly connected with the limiting plate II through the fixing screw I, and the claw is connected between the base and the limiting plate II in a sliding manner. The clamping device is provided with the fixed block and the rotating shaft, three or four bases are arranged on the chuck, the connecting rod is rotated, the threaded rod is driven to rotate by the connecting rod, the slide block is driven to move inwards by the threaded rod, the article is clamped by the clamp, when the irregular article is clamped, the spring on one side is compressed by pressure, the spring on the other side is stretched by tension, and the irregular article can be clamped by the clamp. The fixture and the second fixing screw are arranged, when the fixture is worn and needs to be replaced or maintained, the second fixing screw is disassembled, and the fixture can be taken down by sliding the fixture upwards, so that the fixture is convenient to replace or maintain.

Description

A claw body for mechanical manufacturing

Technical Field

The utility model belongs to the technical field of mechanical processing, and in particular relates to a clamping claw body for mechanical manufacturing.

Background Art

In mechanical structure, the chuck is used to clamp and hold the parts of the workpiece, or to clamp and position the workpiece. Most of them are evenly distributed 360 degrees, so that the three jaws approach or withdraw from the center at the same time to complete the work. The chuck is a mechanical device used to clamp the workpiece on the machine tool. It is a machine tool accessory that uses the radial movement of the movable jaws evenly distributed on the chuck body to clamp and position the workpiece. The chuck generally consists of three parts: the chuck body, the movable jaws and the jaw drive mechanism. The chuck is usually installed on lathes, external cylindrical grinders and internal cylindrical grinders, and can also be used in conjunction with various indexing devices for milling machines and drilling machines. According to the number of chuck jaws, it can be divided into: two-jaw chuck, three-jaw chuck, four-jaw chuck, six-jaw chuck and special chuck. According to the power used, it can be divided into: manual chuck, pneumatic chuck, hydraulic chuck, electric chuck and mechanical chuck.

However, the existing claws do not have a rotatable clamp and cannot clamp irregular objects. The clamp is not easy to disassemble. When the clamp is worn, it is not easy to replace or repair, which causes inconvenience to operators. Therefore, a claw body for mechanical manufacturing is urgently needed to solve the above problems.

Utility Model Content

In order to overcome the above technical problems, the purpose of the utility model is to provide a clamping claw body for mechanical manufacturing to solve the problem that the existing clamping claw proposed in the above background technology does not have a rotatable clamp and the clamp is not easy to disassemble.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a claw body for mechanical manufacturing, comprising a base, a rotating rod, two limit plates, one fixing screw and a claw, a rotating rod is installed in the middle of the top of the base, the front and rear ends of the top of the base are fixedly connected to the limit plate two by a fixing screw one, and the claw is slidably connected between the base and the limit plate two.

Preferably, the rotating rod includes a limiting plate 1, a connecting rod, a limiting block 1, a rotating shaft 1, a limiting block 2 and a threaded rod.

Preferably, the bottom of the limit plate one is clamped with the base, the front and rear ends of the limit plate one are clamped with the limit plate two, the left side of the connecting rod is fixedly connected to the limit block one, and the left side of the limit block one is fixedly connected to the rotating shaft one.

Preferably, the rotating shaft 1 is rotatably connected to the limiting plate 1, the left side of the rotating shaft 1 is fixedly connected to the limiting block 2, and the left side of the limiting block 2 is fixedly connected to the threaded rod.

Preferably, the clamping claw includes a slider, a fixing plate, a second rotating shaft, a spring, a fixing block, a clamp and a second fixing screw.

Preferably, the top of the slider is fixedly connected to the fixed plate, the top of the slider is fixedly connected to the second rotating shaft, the second rotating shaft is rotatably connected to the fixed block, and the front and rear ends of the left side of the spring are fixedly connected to one end of the spring.

Preferably, the other end of the spring is fixedly connected to the right side of the fixing block, the fixing block is slidably connected to the clamp, the top of the clamp is threadedly connected to the second fixing screw, and the second fixing screw passes through the clamp and is threadedly connected to the fixing block.

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

1. A mechanical manufacturing claw body is provided with a fixed block and a rotating shaft. Three or four bases are installed on the chuck. The connecting rod is rotated, the connecting rod drives the threaded rod to rotate, the threaded rod drives the slider to move inward, and the clamp clamps the object. When clamping irregular objects, the fixed block rotates to the left or right through the rotating shaft 2, the spring on one side is compressed by pressure, and the spring on the other side is stretched by tension. The clamp can clamp irregular objects and clamp the irregular objects through the claws to make them easy to fix.

2. The mechanical manufacturing claw body is provided with a clamp and two fixing screws. When the clamp is worn and needs to be replaced or repaired, the two fixing screws are removed and the clamp can be removed by sliding it upwards, which is convenient for the user to replace or repair it, and convenient for replacing the clamp and convenient for the operator to use.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a front perspective schematic diagram of the utility model;

Fig. 2 is a schematic diagram of the utility model when in use;

Figure 3 is a schematic diagram of the explosion structure of the utility model;

Figure 4 is a schematic diagram of the clamping claw of the utility model;

FIG. 5 is a schematic diagram of the explosion structure of the clamping claw of the utility model.

In the figure: 1. base; 2. rotating rod; 21. limit plate 1; 22. connecting rod; 23. limit block 1; 24. rotating shaft 1; 25. limit block 2; 26. threaded rod; 3. limit plate 2; 4. fixing screw 1; 5. claw; 51. slider; 52. fixing plate; 53. rotating shaft 2; 54. spring; 55. fixing block; 56. clamp; 57. fixing screw 2.

DETAILED DESCRIPTION

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.

Please refer to Figures 1-5. An embodiment of the utility model provided is: a claw body for mechanical manufacturing, including a base 1, a rotating rod 2, a limit plate 2 3, a fixing screw 4 and a claw 5. A rotating rod 2 is installed in the middle of the top of the base 1, and the front and rear ends of the top of the base 1 are fixedly connected to the limit plate 2 3 by a fixing screw 4. The claw 5 is slidably connected between the base 1 and the limit plate 2 3, and three or four bases 1 are installed on the chuck.

The rotating rod 2 includes a limiting plate 1 21 , a connecting rod 22 , a limiting block 1 23 , a rotating shaft 1 24 , a limiting block 25 and a threaded rod 26 .

The bottom of the limiting plate 1 21 is clamped to the base 1 , the front and rear ends of the limiting plate 1 21 are clamped to the limiting plate 2 3 , the left side of the connecting rod 22 is fixedly connected to the limiting block 1 23 , and the left side of the limiting block 1 23 is fixedly connected to the rotating shaft 1 24 .

The rotating shaft 24 is rotatably connected to the limiting plate 21, the left side of the rotating shaft 24 is fixedly connected to the limiting block 25, the left side of the limiting block 25 is fixedly connected to the threaded rod 26, the connecting rod 22 is rotated, the connecting rod 22 drives the threaded rod 26 to rotate, the threaded rod 26 drives the slider 51 to move inward, and the clamp 56 clamps the object.

The clamping claw 5 includes a sliding block 51 , a fixing plate 52 , a second rotating shaft 53 , a spring 54 , a fixing block 55 , a clamp 56 and a second fixing screw 57 .

The top of the slider 51 is fixedly connected to the fixed plate 52, and the top of the slider 51 is fixedly connected to the rotating shaft 2 53, and the rotating shaft 2 53 is rotatably connected to the fixed block 55. The front and rear ends of the left side of the spring 54 are fixedly connected to one end of the spring 54. When clamping irregular objects, the fixed block 55 rotates to the left or right through the rotating shaft 2 53, and the spring 54 on one side contracts due to pressure, and the spring 54 on the other side stretches due to tension, and the clamp 56 can clamp the irregular objects.

The other end of the spring 54 is fixedly connected to the right side of the fixing block 55, and the fixing block 55 is slidably connected to the clamp 56. The top of the clamp 56 is threadedly connected to the fixing screw 2 57, and the fixing screw 2 57 passes through the clamp 56 and is threadedly connected to the fixing block 55. When the clamp 56 is worn and needs to be replaced or repaired, the fixing screw 2 57 is removed and the clamp 56 can be removed by sliding it upwards, which is convenient for the user to replace or repair it. The irregular objects are clamped by the claw 5, so that they are easy to fix and the clamp 56 is easy to replace, which is convenient for the operator to use.

Working principle:

When in use, three or four bases 1 are installed on the chuck, and the connecting rod 22 is rotated. The connecting rod 22 drives the threaded rod 26 to rotate, and the threaded rod 26 drives the slider 51 to move inward, and the clamp 56 clamps the object. When clamping irregular objects, the fixed block 55 rotates left or right through the rotating shaft 2 53, and the spring 54 on one side contracts due to pressure, and the spring 54 on the other side stretches due to tension. The clamp 56 can clamp the irregular objects. When the clamp 56 is worn and needs to be replaced or repaired, the fixing screw 2 57 is removed, and the clamp 56 can be removed by sliding it upward, which is convenient for the user to replace or repair it. The irregular objects are clamped by the claws 5, so that they are easy to fix and the clamp 56 is easy to replace, which is convenient for operators to use.

It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims (7)

1. A claw body for mechanical manufacturing, comprising a base (1), a rotating rod (2), a limiting plate (3), a fixing screw (4) and a claw (5), characterized in that a rotating rod (2) is installed in the middle of the top of the base (1), the front and rear ends of the top of the base (1) are fixedly connected to the limiting plate (3) by fixing screws (4), and the claw (5) is slidably connected between the base (1) and the limiting plate (3). 2. A mechanical manufacturing claw body according to claim 1, characterized in that: the rotating rod (2) includes a limit plate 1 (21), a connecting rod (22), a limit block 1 (23), a rotating shaft 1 (24), a limit block 2 (25) and a threaded rod (26). 3. A claw body for mechanical manufacturing according to claim 2, characterized in that: the bottom of the limit plate 1 (21) is clamped with the base (1), the front and rear ends of the limit plate 1 (21) are clamped with the limit plate 2 (3), the left side of the connecting rod (22) is fixedly connected to the limit block 1 (23), and the left side of the limit block 1 (23) is fixedly connected to the rotating shaft 1 (24). 4. A clamping claw body for mechanical manufacturing according to claim 3, characterized in that: the rotating shaft 1 (24) is rotatably connected to the limiting plate 1 (21), the left side of the rotating shaft 1 (24) is fixedly connected to the limiting block 2 (25), and the left side of the limiting block 2 (25) is fixedly connected to the threaded rod (26). 5. A mechanical manufacturing claw body according to claim 1, characterized in that the claw (5) includes a slider (51), a fixing plate (52), a second rotating shaft (53), a spring (54), a fixing block (55), a clamp (56) and a second fixing screw (57). 6. A claw body for mechanical manufacturing according to claim 5, characterized in that: the top of the slider (51) is fixedly connected to the fixed plate (52), the top of the slider (51) is fixedly connected to the second rotating shaft (53), the second rotating shaft (53) is rotatably connected to the fixed block (55), and the front and rear ends of the left side of the spring (54) are fixedly connected to one end of the spring (54). 7. A claw body for mechanical manufacturing according to claim 6, characterized in that: the other end of the spring (54) is fixedly connected to the right side of the fixed block (55), the fixed block (55) is slidably connected to the clamp (56), the top of the clamp (56) is threadedly connected to the second fixing screw (57), and the second fixing screw (57) passes through the clamp (56) and is threadedly connected to the fixed block (55).