CN215146819U

CN215146819U - Numerical control machine tool machining clamp

Info

Publication number: CN215146819U
Application number: CN202121387302.0U
Authority: CN
Inventors: 别毕森
Original assignee: Dalian Ruijie Technology Co ltd
Current assignee: Dalian Ruijie Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-14
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a numerical control machine tool machining clamp, which comprises a box body, wherein the inner cavity of the box body is provided with two threaded rods, the left side wall and the right side wall of the box body are fixedly connected with two first bearings, the left ends of the two threaded rods are inserted into the inner cavities of the adjacent first bearings, the right ends of the two threaded rods penetrate through the inner cavities of the adjacent first bearings and extend to the outer side of the box body, and workpieces with different sizes can be regulated and clamped by the device through the mutual matching among parts such as a servo motor, a rotating shaft, a first gear, a positive thread sleeve, the box body, the threaded rods, a reverse thread sleeve, a connecting rod, a clamping plate and the like, so that the device has the characteristics of wide applicability and the like, and the device can clamp workpieces with smaller or curved surfaces and the like through the mutual matching among parts such as a sleeve, a first spring, a sleeve rod, a trapezoidal block, a movable rod, a support rod, a clamping block, a square, a second spring, a vertical plate and the like, has the characteristics of high precision and the like.

Description

Numerical control machine tool machining clamp

Technical Field

The utility model relates to a digit control machine tool processing technology field especially relates to a digit control machine tool adds clamping apparatus.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. Compared with the common machine tool, the numerical control machine tool has higher processing precision, and the requirement on the clamping tool is also improved.

The structure of the existing clamp cannot be changed according to the size of a workpiece, the applicability is single, the clamp can only be put into fixation and mass production, the application range is not wide enough, and the existing clamping tool is difficult to meet the clamping requirements of machining of complex workpieces when products with irregular outlines or curved surfaces and the like are machined.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a place base for building monitoring terminal.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a numerical control machine tool machining clamp comprises a box body, wherein two threaded rods are arranged in an inner cavity of the box body, two first bearings are fixedly connected to the left side wall and the right side wall of the box body, the left ends of the two threaded rods are inserted into the inner cavities of the adjacent first bearings, the right ends of the two threaded rods penetrate through the inner cavities of the adjacent first bearings and extend to the outer side of the box body, a transmission mechanism is arranged on the right side of the box body, a positive thread sleeve and a negative thread sleeve are sleeved on the outer walls of the two threaded rods, connecting rods are fixedly connected to the tops of the positive thread sleeve and the negative thread sleeve, two sliding grooves are formed in the top of the box body, the top ends of a plurality of the connecting rods penetrate through the inner cavities of the adjacent sliding grooves and extend to the outer side of the box body, two clamping plates are arranged on the top of the box body, and the bottoms of the two clamping plates are fixedly connected with the top ends of the adjacent connecting rods, two the equal fixedly connected with sleeve pipe in top of splint, two sheathed tube inner chamber all is equipped with the loop bar, two adjacent sheathed tube inner chamber is all run through to the one end that the loop bar is close, and extends to the adjacent sheathed tube outside to fixedly connected with trapezoidal piece, two both sides all are equipped with movable block, a plurality of around the trapezoidal piece the equal fixedly connected with movable rod in one side that the movable block kept away from mutually.

Furthermore, drive mechanism includes two first gears, two the left side center department of first gear all with adjacent threaded rod right-hand member fixed connection, two be equipped with the second gear between the first gear, both sides all mesh with adjacent first gear around the second gear.

Further, the right side of second gear is equipped with servo motor, servo motor's bottom fixedly connected with diaphragm, the diaphragm left side is close to bottom department fixed connection with the right side of box body, servo motor's motor shaft fixedly connected with pivot, the left end of pivot and the right side center department fixed connection of second gear.

Further, a plurality of equal fixedly connected with second bearing, a plurality of on the movable rod the inner chamber of second bearing all is equipped with branch, a plurality of the inner chamber of adjacent second bearing is run through to the bottom of branch, and extends to the outside of movable rod to with the top fixed connection of splint.

Furthermore, a plurality of the equal fixedly connected with second spring in one side that the movable rod kept away from mutually, a plurality of the equal fixedly connected with riser of the one end that keeps away from mutually of second spring, a plurality of the bottom of riser all with the top fixed connection of adjacent splint.

Furthermore, two equal fixedly connected with first spring in one side that the inner chamber of sleeve pipe kept away from mutually, two one side that first spring is close all with adjacent loop bar fixed connection.

Furthermore, a plurality of the movable rods are fixedly connected with clamping blocks on one sides close to each other, and two trapezoidal blocks are fixedly connected with squares on one sides close to each other.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model can adjust and clamp workpieces with different sizes through the mutual matching among the parts such as the servo motor, the rotating shaft, the first gear, the positive thread sleeve, the box body, the threaded rod, the reverse thread sleeve, the connecting rod, the clamping plate and the like, and has the characteristics of wide applicability and the like;

2. the utility model discloses a mutually supporting between parts such as sleeve pipe, first spring, loop bar, trapezoidal piece, movable block, movable rod, branch, clamp splice, square, second spring, riser make the device carry out the centre gripping to work pieces such as tiny or curved surface, have characteristics such as precision height.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a schematic structural diagram of the present embodiment;

FIG. 3 is a top view of the present embodiment when clamping a large workpiece;

FIG. 4 is a top view of the present embodiment when clamping a small workpiece;

FIG. 5 is an enlarged view taken at A in FIG. 2;

FIG. 6 is an enlarged view of FIG. 3 at B;

FIG. 7 is an enlarged view at C of FIG. 1;

fig. 8 is an enlarged view of fig. 4 at D.

In the figure: 1. a servo motor; 2. a rotating shaft; 3. a first gear; 4. a positive thread sleeve; 5. a box body; 6. a threaded rod; 7. a reverse thread sleeve; 8. a connecting rod; 9. a splint; 10. a sleeve; 11. a first spring; 12. a loop bar; 13. a trapezoidal block; 14. a movable block; 15. a movable rod; 16. a strut; 17. a clamping block; 18. a square block; 19. a second spring; 20. a vertical plate; 21. a second gear; 22. a transmission mechanism; 23. a transverse plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 8, a numerical control machine tool machining fixture comprises a box body 5, two threaded rods 6 are arranged in an inner cavity of the box body 5, two first bearings are fixedly connected to both left and right side walls of the box body 5, the left ends of the two threaded rods 6 are respectively inserted into the inner cavities of the adjacent first bearings, the right ends of the two threaded rods 6 respectively penetrate through the inner cavities of the adjacent first bearings and extend to the outer side of the box body 5, a transmission mechanism 22 is arranged on the right side of the box body 5, the transmission mechanism 22 comprises two first gears 3, the left centers of the two first gears 3 are respectively fixedly connected with the right ends of the adjacent threaded rods 6, a second gear 21 is arranged between the two first gears 3, the front side and the rear side of the second gear 21 are respectively engaged with the adjacent first gears 3, a servo motor 1 is arranged on the right side of the second gear 21, a transverse plate 23 is fixedly connected to the bottom of the servo motor 1, the left side of the transverse plate 23 is fixedly connected with the right side of the box body 5 near the bottom, a motor shaft of a servo motor 1 is fixedly connected with a rotating shaft 2, the left end of the rotating shaft 2 is fixedly connected with the right center of a second gear 21, the outer walls of two threaded rods 6 are respectively sleeved with a positive thread sleeve 4 and a negative thread sleeve 7, the tops of the two positive thread sleeves 4 and the negative thread sleeves 7 are respectively fixedly connected with a connecting rod 8, the top of a box body 5 is provided with two sliding grooves, the top ends of a plurality of connecting rods 8 penetrate through the inner cavities of the adjacent sliding grooves and extend to the outer side of the box body 5, the top of the box body 5 is provided with two clamping plates 9, the bottoms of the two clamping plates 9 are respectively and fixedly connected with the top ends of the adjacent connecting rods 8, the tops of the two clamping plates 9 are respectively and fixedly connected with a sleeve 10, the inner cavities of the two sleeve 10 are respectively provided with a sleeve rod 12, the close ends of the two sleeve rods 12 penetrate through the inner cavities of the adjacent sleeve 10 and extend to the outer side of the adjacent sleeve 10, and are fixedly connected with a trapezoidal block 13, the front and back two trapezoidal blocks 14 are respectively arranged on the front and back sides of the two trapezoidal blocks 13, the sides of the movable blocks 14 far away from each other are fixedly connected with movable rods 15, the movable rods 15 are fixedly connected with second bearings, inner cavities of the second bearings are provided with supporting rods 16, the bottom ends of the supporting rods 16 penetrate through the inner cavities of the adjacent second bearings and extend to the outer sides of the movable rods 15, and with splint 9's top fixed connection, the equal fixedly connected with second spring 19 in one side of keeping away from mutually of a plurality of movable rod 15, the equal fixedly connected with riser 20 of the one end of keeping away from mutually of a plurality of second spring 19, the bottom of a plurality of riser 20 all with adjacent splint 9's top fixed connection, the equal fixedly connected with first spring 11 in one side that the inner chamber of two sleeve pipes 10 kept away from mutually, two first spring 11 one sides that are close all with adjacent loop bar 12 fixed connection, the equal fixedly connected with clamp splice 17 in one side that a plurality of movable rod 15 is close to mutually, the equal fixedly connected with square 18 in one side that two trapezoidal pieces 13 are close to mutually.

The working principle is as follows: when the utility model is used, firstly, a workpiece is placed at the top of a box body 5, a servo motor 1 is started through an external power supply, a motor shaft of the servo motor 1 drives a rotating shaft 2 to rotate, the rotating shaft 2 drives a second gear 21 to rotate, the second gear 21 drives two first gears 3 to rotate, the two first gears 3 drive adjacent threaded rods 6 to rotate, the two threaded rods 6 drive adjacent positive thread sleeves 4 and reverse thread sleeves 7 to move left and right, the positive thread sleeves 4 and the reverse thread sleeves 7 move in opposite directions, the two positive thread sleeves 4 and the reverse thread sleeves 7 drive adjacent connecting rods 8 to move left and right, a plurality of connecting rods 8 drive adjacent clamping plates 9 to move left and right, the two clamping plates 9 move relatively, the workpiece above the box body 5 can be clamped, then a machine tool can be controlled to process the workpiece, the servo motor 1 is controlled to rotate reversely after the processing is finished, the clamping of the workpiece is released, then the workpiece is replaced, the rotation of the servo motor 1 is controlled to clamp workpieces with different sizes, when a small or curved workpiece needs to be processed, the workpiece is placed above the box body 5, the servo motor 1 is controlled to enable the two clamping plates 9 to move relatively, when two sides of a workpiece contact two blocks 18, two first springs 11 are stressed to contract, two trapezoidal blocks 13 are driven to move towards the direction far away from each other through the loop bar 12, the two trapezoidal blocks 13 drive the movable blocks 14 to move towards the side far away from each other, a plurality of movable blocks 14 drive adjacent movable bars 15 to rotate towards the side close to the workpiece, so that the movable rod 15 drives the clamping block 17 to clamp the workpiece, and after the machining is finished, the servo motor 1 is controlled to release the clamping, the first spring 11 and the second spring 19 lose the stress and return to the original shape, so that the driving device returns to the original shape, and the next workpiece is ready to be machined.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a digit control machine tool adds clamping apparatus, includes box body (5), its characterized in that: the inner cavity of the box body (5) is provided with two threaded rods (6), the left side wall and the right side wall of the box body (5) are fixedly connected with two first bearings, the left ends of the two threaded rods (6) are inserted into the inner cavities of the adjacent first bearings, the right ends of the two threaded rods (6) penetrate through the inner cavities of the adjacent first bearings and extend to the outer side of the box body (5), the right side of the box body (5) is provided with a transmission mechanism (22), the outer walls of the two threaded rods (6) are sleeved with a positive thread sleeve (4) and a negative thread sleeve (7), the tops of the positive thread sleeve (4) and the negative thread sleeve (7) are fixedly connected with connecting rods (8), the top of the box body (5) is provided with two sliding grooves, the top ends of the connecting rods (8) penetrate through the inner cavities of the adjacent sliding grooves and extend to the outer side of the box body (5), and the top of the box body (5) is provided with two clamping plates (9), two the bottom of splint (9) all with the top fixed connection of adjacent connecting rod (8), two the equal fixedly connected with sleeve pipe (10) in top of splint (9), two the inner chamber of sleeve pipe (10) all is equipped with loop bar (12), two the inner chamber of adjacent sleeve pipe (10) is all run through to the one end that loop bar (12) are close, and extends to the outside of adjacent sleeve pipe (10) to fixedly connected with trapezoidal piece (13), two both sides all are equipped with movable block (14), a plurality of the equal fixedly connected with movable rod (15) in one side that movable block (14) kept away from mutually.

2. The NC machine tool machining fixture of claim 1, wherein: drive mechanism (22) include two first gear (3), two the left side center department of first gear (3) all with adjacent threaded rod (6) right-hand member fixed connection, two be equipped with second gear (21) between first gear (3), both sides all mesh with adjacent first gear (3) around second gear (21).

3. The NC machine tool machining fixture of claim 1, wherein: the right side of second gear (21) is equipped with servo motor (1), the bottom fixedly connected with diaphragm (23) of servo motor (1), diaphragm (23) left side is close to bottom department fixed connection with the right side of box body (5), motor shaft fixedly connected with pivot (2) of servo motor (1), the left end of pivot (2) and the right side center department fixed connection of second gear (21).

4. The NC machine tool machining fixture of claim 1, wherein: a plurality of equal fixedly connected with second bearing, a plurality of on movable rod (15) the inner chamber of second bearing all is equipped with branch (16), a plurality of the inner chamber of adjacent second bearing is run through to the bottom of branch (16), and extends to the outside of movable rod (15) to with the top fixed connection of splint (9).

5. The NC machine tool machining fixture of claim 1, wherein: a plurality of the equal fixedly connected with second spring (19) in one side of keeping away from mutually of movable rod (15), a plurality of the equal fixedly connected with riser (20) of the one end of keeping away from mutually of second spring (19), a plurality of the bottom of riser (20) all with the top fixed connection of adjacent splint (9).

6. The NC machine tool machining fixture of claim 1, wherein: the inner cavities of the two sleeves (10) are respectively and fixedly connected with a first spring (11) at one side far away from each other, and the two first springs (11) at one side close to each other are respectively and fixedly connected with the adjacent loop bars (12).

7. The NC machine tool machining fixture of claim 1, wherein: the movable rods (15) are fixedly connected with clamping blocks (17) on one sides close to each other, and the trapezoidal blocks (13) are fixedly connected with square blocks (18) on one sides close to each other.