Clamping mechanism for part machining

Abstract

The utility model provides a clamping mechanism for part machining, which belongs to the technical field of part machining and comprises a device body, an inner cavity is arranged in the device body, clamping components are arranged in the device body and on the upper side of the device body, and each clamping component comprises a first motor arranged on the right side of the bottom of the inner cavity. A worm is fixedly connected to the left end of an output shaft of the first motor, a rotating rod is rotationally connected to the bottom side of the inner cavity, a worm gear is arranged in the middle of the rotating rod, the worm is meshed with the worm gear, a threaded rod is arranged at the upper end of the rotating rod, sliding grooves are formed in the left side and the right side of the upper end of the device body correspondingly, and sliding blocks are slidably connected into the sliding grooves correspondingly; according to the clamping device, the contact faces of the clamping plates can be changed according to the shapes of the parts, stable movement of the clamping plates can be guaranteed, and the clamping effect on the parts is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of parts processing, in particular to a clamping mechanism for parts processing. Background Art

[0002] Parts refer to individual indivisible components in a machine. They are the basic components of the machine and the basic units in the manufacturing process of the machine. The manufacturing process generally does not require assembly procedures. For example, sleeves, bearings, nuts, crankshafts, blades, gears, cams, connecting rod bodies and connecting rod heads, etc. require a clamping mechanism in the processing of parts, so as to achieve clamping and fixing in the process of machine manufacturing, so that they occupy the correct position to accept construction or testing devices; the clamping plates on both sides of the existing clamping mechanism for some parts processing are brought inward to achieve clamping and fixing of the parts. The arc shape of the clamping plate increases the contact area with shaft parts, but is not conducive to the clamping of flat parts, and the structure is not stable enough during the movement of the clamping plate, which affects the clamping effect of part processing. Utility Model Content

[0003] In view of this, the utility model provides a clamping mechanism for parts processing, which can not only change the contact surface of the clamping plate according to the shape of the parts, but also ensure the stable movement of the clamping plate, which is beneficial to the clamping effect of the parts.

[0004] In order to solve the above technical problems, the utility model provides a clamping mechanism for parts processing, including a device body, an inner cavity is opened inside the device body, and a clamping assembly is arranged inside and on the upper side of the device body;

[0005] The clamping assembly includes a first motor arranged on the right side of the bottom of the inner cavity, a worm is fixedly connected to the left end of the output shaft of the first motor, a fixed block is arranged on the left side of the bottom of the inner cavity, the worm is rotatably connected to the right end of the fixed block, a rotating rod is rotatably connected to the bottom side of the inner cavity, a worm wheel is arranged in the middle of the rotating rod, the worm and the worm wheel are meshed and connected, a threaded rod is arranged on the upper end of the rotating rod, sliding grooves are respectively provided on the left and right sides of the upper end of the device body, sliders are slidably connected in the sliding grooves, grooves are arranged inside the sliders, a second motor is arranged in the grooves, a clamping plate is arranged on the upper end of the output shaft of the second motor, a connecting block is threadedly connected to the upper end of the threaded rod, and the connecting block is connected to the The sliders are connected by a movable shaft. When processing parts, the parts need to be clamped. The staff can place the parts to be processed in the middle of the upper end of the device body. The staff can start the second motor to rotate the clamping plate according to the flatness of the contact surface of the parts and change the clamping contact surface of the clamping plate. After that, the staff can start the first motor to rotate the worm. Under the meshing action of the worm and the worm wheel, the threaded rod is driven to rotate. Under the action of the thread, the connecting block moves up and down. Due to the connection of the movable shaft, the slider can be driven to slide left and right, so that the clamping plate can clamp the parts.

[0006] Electric push rods are respectively arranged on the front and rear sides of the upper end of the device body, and a push plate is arranged on the output rod of the electric push rod. The staff can start the electric push rod to make the push plate move inward to perform preliminary clamping on the parts.

[0007] A shaft sleeve is provided at one end of the push plate close to the output rod. The push plate is connected to the output rod through a plug column. The staff can pull out the plug column to replace the push plate.

[0008] The clamping surfaces of the push plate and the clamping plate are both provided with non-slip flexible pads, which can prevent damage to the parts during the clamping operation.

[0009] Pins are provided at both ends of the movable shaft rod, and the movable shaft rod is connected to the slider and the connecting block respectively through the pins. The movement of the connecting block causes the angle of the movable shaft rod to change, thereby causing the slider to move left and right.

[0010] The opposite inner side surfaces of the clamping plates are all arranged in arc shapes, which facilitates the clamping of shaft parts.

[0011] The slide groove is arranged in an I-shape, which is conducive to the stable sliding of the slider.

[0012] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0013] 1. When the utility model is used, not only can the contact surface of the clamping plate be changed according to the shape of the part, but also the movement of the clamping plate can be ensured to be stable, which is beneficial to the clamping effect of the part.

[0014] 2. When the utility model is used, electric push rods are respectively arranged on the front and rear sides of the upper end of the device body, and a push plate is arranged on the output rod of the electric push rod. The staff can start the electric push rod to move the push plate inward to initially clamp the parts.

[0015] 3. When the utility model is used, the clamping surfaces of the push plate and the clamping plate are both provided with anti-skid flexible pads, which can prevent damage to the parts during the clamping operation.

[0016] 4. When the utility model is used, both ends of the movable shaft rod are provided with pins, and the movable shaft rod is connected to the slider and the connecting block respectively through the pins. The movement of the connecting block causes the angle of the movable shaft rod to change, thereby causing the slider to move left and right. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the upper side of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the front side section of the utility model;

[0020] Figure 4 It is a schematic structural diagram of the upper side section of the utility model.

[0021] Explanation of the reference numerals: 100, device body; 200, inner cavity; 300, clamping assembly; 301, first motor; 302, worm; 303, fixing block; 304, rotating rod; 305, worm wheel; 306, threaded rod; 307, slide groove; 308, slider; 309, groove; 310, second motor; 311, clamping plate; 312, connecting block; 313, movable shaft; 401, electric push rod; 402, push plate. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the following will be combined with the appended drawings of the embodiment of the utility model. Figure 1-4 , the technical scheme of the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the utility model.

[0023] According to one embodiment of the utility model, Figure 2 , Figure 3 and Figure 4As shown: This embodiment provides a clamping mechanism for parts processing, including a device body 100, an inner cavity 200 is opened inside the device body 100, and a clamping assembly 300 is arranged inside and on the upper side of the device body 100;

[0024] The clamping assembly 300 includes a first motor 301 arranged on the right side of the bottom of the inner cavity 200, the left end of the output shaft of the first motor 301 is fixedly connected to a worm 302, a fixing block 303 is arranged on the left side of the bottom of the inner cavity 200, the worm 302 is rotatably connected to the right end of the fixing block 303, the bottom side of the inner cavity 200 is rotatably connected to a rotating rod 304, a worm wheel 305 is arranged in the middle of the rotating rod 304, the worm 302 is meshed and connected with the worm wheel 305, a threaded rod 306 is arranged on the upper end of the rotating rod 304, and a slide groove 307 is respectively provided on the left and right sides of the upper end of the device body 100, the slide groove 307 is arranged in an I-shaped shape, which is conducive to the sliding stability of the slider 308, the slider 308 is slidably connected in the slide groove 307, the slider 308 is provided with a groove 309, the groove 309 is provided with a second motor 310, and the upper end of the output shaft of the second motor 310 is provided There is a clamping plate 311, and the upper end of the threaded rod 306 is threadedly connected to a connecting block 312. The connecting block 312 is connected to the slider 308 through a movable shaft 313. When processing parts, it is necessary to clamp the parts. The staff can place the parts to be processed in the middle of the upper end of the device body 100. The staff can start the second motor 310 to rotate the clamping plate 311 according to the flatness of the contact surface of the parts, and change the clamping contact surface of the clamping plate 311. Then the staff can start the first motor 301 to rotate the worm 302. Under the meshing action of the worm 302 and the worm wheel 305, the threaded rod 306 is driven to rotate. Under the action of the thread, the connecting block 312 moves up and down. Due to the connection of the movable shaft 313, the slider 308 can be driven to slide left and right, so that the clamping plate 311 clamps the parts.

[0025] According to another embodiment of the present invention, Figure 1 , Figure 2 and Figure 3As shown, electric push rods 401 are respectively provided on the front and rear sides of the upper end of the device body 100, and a push plate 402 is provided on the output rod of the electric push rod 401. The staff can start the electric push rod 401 to make the push plate 402 move inward to preliminarily clamp the parts. A shaft sleeve is provided at one end of the push plate 402 close to the output rod, and the push plate 402 is connected to the output rod through a plug column. The staff can pull out the plug column to replace the push plate 402. The clamping surfaces of the push plate 402 and the clamping plate 311 are both provided with anti-slip flexible pads, which can avoid damage to the parts during the clamping operation. Pins are provided at both ends of the movable shaft rod 313, and the movable shaft rod 313 is respectively connected to the slider 308 and the connecting block 312 through the pins. The movement of the connecting block 312 causes the angle of the movable shaft rod 313 to change, thereby causing the slider 308 to move left and right. The relative inner side surfaces of the clamping plate 311 are all arc-shaped, which is convenient for clamping shaft parts.

[0026] The use method of the utility model is as follows: when processing a part, it is necessary to clamp the part. The staff can place the part to be processed in the middle of the upper end of the device body 100, and then the staff can start the electric push rod 401 to move the push plate 402 inward to initially clamp the part. Then the staff can start the second motor 310 to rotate the clamping plate 311 according to the flatness of the contact surface of the part to change the clamping contact surface of the clamping plate 311. Then the staff can start the first motor 301 to rotate the worm 302. When the worm 302 and the worm are aligned, the worm 302 rotates. The meshing action of the wheel 305 drives the threaded rod 306 to rotate, and the action of the thread causes the connecting block 312 to move up and down. Due to the connection of the movable shaft rod 313, the slider 308 can be driven to slide left and right, so that the clamping plate 311 can clamp the parts. The non-slip flexible pad can avoid damage to the parts during the clamping operation. The staff can pull out the plug and replace the push plate 402. The utility model can not only change the contact surface of the clamping plate 311 according to the shape of the parts, but also ensure the stable movement of the clamping plate 311, which is beneficial to the clamping effect of the parts.

[0027] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A clamping mechanism for parts processing, comprising a device body (100), wherein an inner cavity (200) is provided inside the device body (100), characterized in that: A clamping assembly (300) is provided inside and on the upper side of the device body (100); The clamping assembly (300) comprises a first motor (301) arranged on the right side of the bottom of the inner cavity (200); a worm (302) is fixedly connected to the left end of the output shaft of the first motor (301); a fixing block (303) is arranged on the left side of the bottom of the inner cavity (200); the worm (302) is rotatably connected to the right end of the fixing block (303); a rotating rod (304) is rotatably connected to the bottom side of the inner cavity (200); a worm wheel (305) is arranged in the middle of the rotating rod (304); the worm (302) is meshedly connected to the worm wheel (305); the upper end of the rotating rod (304) is A threaded rod (306) is provided at the end, and slide grooves (307) are respectively provided on the left and right sides of the upper end of the device body (100), and sliders (308) are slidably connected in the slide grooves (307), and grooves (309) are provided inside the sliders (308), and second motors (310) are provided in the grooves (309), and clamping plates (311) are provided at the upper ends of the output shafts of the second motors (310), and the upper ends of the threaded rods (306) are threadedly connected with connecting blocks (312), and the connecting blocks (312) are connected to the sliders (308) through movable shafts (313).

2. A clamping mechanism for parts processing as claimed in claim 1, characterized in that: Electric push rods (401) are respectively arranged on the front and rear sides of the upper end of the device body (100), and a push plate (402) is arranged on the output rod of the electric push rod (401).

3. A clamping mechanism for parts processing as claimed in claim 2, characterized in that: A shaft sleeve is provided at one end of the push plate (402) close to the output rod, and the push plate (402) is connected to the output rod via a plug post.

4. A clamping mechanism for parts processing as claimed in claim 2, characterized in that: The clamping surfaces of the push plate (402) and the clamping plate (311) are both provided with anti-slip flexible pads.

5. A clamping mechanism for parts processing as claimed in claim 1, characterized in that: Pins are provided at both ends of the movable shaft rod (313), and the movable shaft rod (313) is respectively connected to the slider (308) and the connecting block (312) through the pins.

6. A clamping mechanism for parts processing as claimed in claim 1, characterized in that: The relative inner side surfaces of the clamping plate (311) are both arranged in an arc shape.

7. A clamping mechanism for parts processing as claimed in claim 1, characterized in that: The slide groove (307) is arranged in an I-shape.

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