CN221160037U - Mechanical clamp - Google Patents

Abstract

The utility model relates to the technical field of machining and discloses a mechanical clamp which comprises two upright posts, wherein a supporting plate is fixedly arranged between the two upright posts, two rectangular sliding plates are sleeved on the outer wall of the supporting plate in a sliding manner, the front surfaces of the rectangular sliding plates are fixedly connected with a mounting plate, pneumatic sliding rails are fixedly arranged between the two upright posts and distributed up and down, the pneumatic sliding rails are positioned on the back surfaces of the supporting plate, the front surfaces of the two pneumatic sliding rails are respectively and fixedly connected with the back surfaces of the two rectangular sliding plates, a first motor is fixedly arranged on the upper end of the front surface of the mounting plate, an output shaft at the bottom end of the first motor is fixedly connected with a threaded rod, the outer wall threads of the threaded rod are sleeved with a moving block, the front surface of the moving block is fixedly provided with a fixing plate, and the front surface of the fixing plate is fixedly provided with a rotary cylinder.

Description

Mechanical clamp

Technical Field

The application relates to the technical field of machining, in particular to a mechanical clamp.

Background

At present, in the machining process of a machine, a clamp is usually used for clamping and fixing a workpiece, so that machining accuracy is guaranteed, but the existing clamp is suitable for clamping a shorter workpiece, the workpiece with the shorter clamping cannot be reversed, and the longer workpiece is inconvenient to clamp.

In view of the above, a mechanical clamp is now designed.

Disclosure of utility model

The technical scheme adopted by the utility model is as follows:

The utility model provides a mechanical clamp, includes two stands, two fixed mounting has the backup pad between the stand, the outer wall sliding sleeve of backup pad has two rectangle slide, the positive fixedly connected with mounting panel of rectangle slide, two fixed mounting has pneumatic slide rail between the stand, and two pneumatic slide rail distributes from top to bottom, and pneumatic slide rail is located the backup pad back, and the front of two pneumatic slide rails respectively with two rectangle slide back fixed connection, the positive upper end fixed mounting of mounting panel has first motor, the output shaft fixed connection threaded rod of first motor bottom, the outer wall screw thread of threaded rod cup joints the movable block, the positive fixed mounting of movable block has the fixed plate, the positive fixed mounting of fixed plate has revolving cylinder, revolving cylinder's positive fixed mounting has the frame, and the frame is the U-shaped, the inboard rotation of frame is connected with the double-end screw, both sides screw thread opposite direction around the double-end screw, the outer wall screw thread connection of double-end screw has two splint, two splint are located the both sides screw thread portion of double-end screw, the positive fixed mounting of frame has the second motor, the output shaft of second motor runs through the frame and is connected with the second double-end screw rotation with the frame.

The back fixed connection two sliders of fixed plate, two sliders are located the left and right sides of threaded rod, the front fixed mounting of mounting panel has two slide rails, and two slide rails are located the left and right sides of threaded rod, the spout with slide rail looks adaptation has been seted up to the back of slider, and the front of slide rail is located inside the spout, slide rail and spout sliding fit.

The utility model has the beneficial effects that:

The utility model can clamp shorter workpieces and also clamp longer workpieces. The clamping of the shorter workpiece can be reversed.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure according to an embodiment of the present application;

FIG. 2 is a schematic diagram of a three-dimensional structure according to an embodiment of the present application;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a top view of FIG. 1;

fig. 5 is a top view of the fixing plate of fig. 1.

In the figure: 1. a column; 2. a support plate; 3. a rectangular slide plate; 4. a mounting plate; 5. a pneumatic slide rail; 6. a first motor; 7. a threaded rod; 8. a moving block; 9. a fixing plate; 10. a rotary cylinder; 11. a frame; 12. a double-ended screw; 13. a clamping plate; 14. a second motor; 15. a slide block; 16. a chute; 17. a slide rail.

Detailed Description

Referring to fig. 1-5, a support plate 2 is fixedly installed between two upright posts 1, two rectangular slide plates 3 are slidably sleeved on the outer wall of the support plate 2, a mounting plate 4 is fixedly connected to the front face of each rectangular slide plate 3, two pneumatic slide rails 5 are fixedly installed between the upright posts 1, the pneumatic slide rails 5 are located on the back face of the support plate 2, the front face of each pneumatic slide rail 5 is fixedly connected with the back face of the corresponding rectangular slide plate 3, a first motor 6 is fixedly installed on the upper end of the front face of each mounting plate 4, an output shaft fixedly connected with a threaded rod 7 at the bottom end of each first motor 6, a moving block 8 is sleeved on the outer wall threads of each threaded rod 7, a fixing plate 9 is fixedly installed on the front face of each moving block 8, a rotary cylinder 10 is fixedly installed on the front face of each fixing plate 9, a rack 11 is in a U shape, a double-headed screw 12 is rotatably connected to the inner side of each rack 11, threads on the front and back sides of each double-headed screw 12 are opposite in directions, two clamping plates 13 are fixedly connected with each other, two clamping plates 13 are located on the two side threaded portions of each motor 12, a second clamping plate 14 is fixedly connected with a second output shaft 14, and a second clamping plate 14 is fixedly connected with a rack 14, and a second clamping plate 11 is rotatably connected with a front end 11.

The back fixed connection of fixed plate 9 two sliders 15, two sliders 15 are located the left and right sides of threaded rod 7, the front fixed mounting of mounting panel 4 has two slide rails 17, and two slide rails 17 are located the left and right sides of threaded rod 7, slide groove 16 with slide rail 17 looks adaptation is seted up at the back of slider 15, and the front of slide rail 17 is located inside slide groove 16, slide rail 17 and slide groove 16 sliding fit.

In actual operation, when the work piece overlength, through starting revolving cylinder 10, revolving cylinder 10 drives frame 11 rotation, thereby can rotate splint 13 to vertical state, then start pneumatic slide rail 5, pneumatic slide rail 5 drives rectangle slide plate 3 and moves about, thereby can change the distance between two frames 11, after the adjustment is suitable, place the both ends of work piece respectively between two corresponding splint 13, start second motor 14, second motor 14 drives double-end screw 12 rotation, because double-end screw 12's screw opposite direction, thereby can drive two splint 13 of homonymy and be close to, carry out the centre gripping to the work piece, and through starting first motor 6, first motor 6 drives threaded rod 7 rotation, through slider 15 and slide rail 17's sliding support, can drive frame 11 and reciprocate, thereby can adjust the height of work piece, make things convenient for the staff to process, in addition, when carrying out the centre gripping to the work piece of general length, through starting first motor 6, can drive frame 11 and go up and down, after promoting frame 11 to suitable height, place the work piece at the double-end screw 12, can drive two clamp plates 13 of homonymy, second motor 14, can drive two clamp pieces, and the second motor 14, can carry out the mutual rotation angle adjustment, and the flexibility is carried out to the centre gripping to the work piece, and can carry out the revolving cylinder is adjusted to the opposite rotating angle to the work piece, and is adjusted.

According to the utility model, the distance between the two frames 11 is adjusted through the pneumatic slide rail 5, two clamping plates 13 on the left side and the right side can clamp two ends of a longer workpiece, the clamping effect is more stable, and the angle and the height of the clamping plates 13 can be adjusted through the rotary cylinder 10, the first motor 6, the threaded rod 7 and the moving block 8, so that the equipment has more diversified adjusting functions and more flexible operation, and is more convenient in the processing process.

Claims (2)

1. Mechanical clamp, comprising two uprights (1), characterized in that: the utility model discloses a double-end screw thread clamping device, which comprises a support plate (2) fixedly installed between upright posts (1), two rectangular slide plates (3) are sleeved on the outer wall of the support plate (2) in a sliding way, a mounting plate (4) is fixedly connected to the front of each rectangular slide plate (3), two pneumatic slide rails (5) are fixedly installed between the upright posts (1), the two pneumatic slide rails (5) are distributed up and down, the pneumatic slide rails (5) are located on the back of the support plate (2), the front of each pneumatic slide rail (5) is fixedly connected with the back of each rectangular slide plate (3) respectively, a first motor (6) is fixedly installed at the upper end of the front of each mounting plate (4), an output shaft fixedly connected with a threaded rod (7) at the bottom end of each first motor (6), a movable block (8) is sleeved on the outer wall thread of each threaded rod (7), a fixed plate (9) is fixedly installed on the front of each movable block (8), a rotary cylinder (10) is fixedly installed on the front of each fixed plate (9), a frame (11) is installed on the front of each rotary cylinder (10), the frame (11) is U-shaped, the inner sides of each frame (11) are rotatably connected with two double-end screw threads (12) in opposite directions, the two clamping plates (13) are positioned at the threaded parts at the two sides of the double-ended screw rod (12), a second motor (14) is fixedly arranged on the front surface of the frame (11), an output shaft of the second motor (14) penetrates through the frame (11) and is connected with the double-ended screw rod (12), and an output shaft of the second motor (14) is rotationally connected with the frame (11).

2. A mechanical clamp according to claim 1, characterized in that: two sliders (15) of the back fixed connection of fixed plate (9), two sliders (15) are located the left and right sides of threaded rod (7), the front fixed mounting of mounting panel (4) has two slide rails (17), and two slide rails (17) are located the left and right sides of threaded rod (7), spout (16) with slide rail (17) looks adaptation are seted up at the back of slider (15), and the front of slide rail (17) is located inside spout (16), slide rail (17) and spout (16) sliding fit.