CN218983968U

CN218983968U - Clamping mechanism of numerical control machine tool

Info

Publication number: CN218983968U
Application number: CN202223122572.6U
Authority: CN
Inventors: 童爱军; 童志宏; 童昕语
Original assignee: Hangzhou Chunyi Technology Co ltd
Current assignee: Hangzhou Chunyi Technology Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-09
Anticipated expiration: 2032-11-23

Abstract

The application provides a clamping mechanism of digit control machine tool belongs to digit control machine tool technical field. The clamping mechanism of the numerical control machine tool comprises a clamping mechanism, the clamping mechanism comprises a chuck, the top of the chuck is in constant-angle sliding connection with three bases, the top of the base is in screw connection with a clamping block, a gear is rotatably arranged in the middle of the inside of the chuck, a moving block and two first sliding blocks are respectively arranged around the gear, the moving block and the first sliding blocks respectively correspond to the bases, racks are integrally formed at the inner ends of the moving block and the first sliding blocks, the racks are meshed with the gear, and a regular workpiece can be clamped and fixed by rotating a rotating rod, so that the whole operation is convenient and fast; the regular workpieces with different sizes can be clamped through the clamping blocks, so that the recycling rate is improved, and resources are saved; through the sweeps collecting box, sweeps generated by processing regular workpieces are easier to clean.

Description

Clamping mechanism of numerical control machine tool

Technical Field

The application relates to the field of numerical control machine tools, in particular to a clamping mechanism of a numerical control machine tool.

Background

The numerical control machine is a short name of a numerical control machine, is an automatic machine provided with a program control system, the control system can logically process a program defined by a control code or other symbol instructions, decode the program, input the program into a numerical control device through an information carrier, send various control signals through the numerical control device through operation processing, control the action of the machine, automatically process parts according to the shape and the size required by a drawing, and a clamping mechanism is an indispensable component of the numerical control machine.

Chinese patent publication No. CN216633523U, it discloses a clamping device of ultraprecise digit control machine tool, which comprises a workbench, fixed surface installs the dead lever on the workstation, the one end that the workstation was kept away from to the dead lever rotates and is connected with knob device, knob device one end transmission is connected with the rack, the one end fixedly connected with left clamping device that knob device was kept away from to the rack, workstation inner wall bottom fixed mounting has stop device, stop device keeps away from left clamping device's one side contact and has the cam knob, one side fixed mounting that the dead lever is close to left clamping device has the cross axle, cup jointed annular work piece on the cross axle, one side sliding connection that the dead lever was kept away from to workstation upper surface has right clamping device.

The technical problems solved by the method are as follows: the existing numerical control machine tool clamping device does not have protective measures when in machining and clamping, is easy to damage annular workpieces or clamps, causes damage to materials or apparatuses, increases production cost, and generally clamps the annular workpieces singly when the clamping device clamps the annular workpieces, so that a plurality of annular workpieces cannot be clamped simultaneously for machining.

Although the above patent solves the corresponding problem, the clamping device of the ultra-precise numerical control machine disclosed in the above patent has the following defects:

the transverse shaft and the left and right clamping devices are utilized to clamp the annular workpiece, the workpiece can be clamped only by the annular worker, the practical function is single, and scraps generated by workpiece processing are not easy to clean.

For this purpose, a clamping mechanism for a numerically controlled machine tool is proposed.

Disclosure of Invention

In order to make up for the defects, the application provides a clamping mechanism of a numerical control machine tool, which aims at solving the problems that workpieces with different sizes cannot be clamped and scraps cannot be cleaned quickly.

The embodiment of the application provides a clamping mechanism of a numerical control machine tool, which is characterized by comprising a clamping mechanism;

the clamping mechanism comprises a chuck, three bases are connected with the top of the chuck in a sliding mode at equal angles, clamping blocks are connected with the top of the bases through screws, a gear is installed in the middle of the inside of the chuck in a rotating mode, a moving block and two first sliding blocks are arranged around the gear respectively, the moving block and the first sliding blocks correspond to the bases respectively, racks are integrally formed in the inner ends of the moving block and the first sliding blocks, and the racks are meshed with the gear.

In the implementation process, the regular workpiece is effectively clamped and fixed through the three clamping blocks; through base and clamp block screw connection, effectual messenger clamp block dismantles installation convenient and fast more.

In a specific embodiment, the moving block is internally threaded with a threaded rod, the left end and the right end of the threaded rod penetrate through the chuck, the left end and the right end of the threaded rod are welded with limiting blocks, and the left side of the limiting block at the left end of the threaded rod is welded with a rotating rod.

In the implementation process, the moving block is more convenient to move effectively by rotating the threaded rod; through the bull stick, effectual messenger threaded rod rotates more conveniently.

In a specific embodiment, one end of the clamping block is in a small circular arc structure, and the other end of the clamping block is in a large circular arc structure.

In the implementation process, through the different structures at the two ends of the clamping block, the clamping block is effectively used for fixing regular workpieces with different sizes.

In a specific embodiment, a sliding rod is slidably connected to the first sliding block, first fixing blocks are welded to two ends of the sliding rod, and the first fixing blocks and the chuck are fixed through welding.

In the implementation process, the first sliding block is effectively enabled to conveniently slide through the sliding rod and the first fixed block.

In a specific embodiment, the movable block and the top of the first sliding block are respectively provided with an inclined sliding groove, two second connecting rods are welded at the bottom of the base, the bottoms of the second connecting rods are respectively integrally formed with a second sliding block, and the second sliding blocks are in sliding connection with the inside of the inclined sliding grooves.

In the implementation process, the base is effectively enabled to move back and forth through the inclined sliding groove.

In a specific embodiment, three first connecting rods are welded at equal angles to the middle part of the chuck, and an objective table is welded at the inner ends of the first connecting rods.

In the implementation process, through the first connecting rod and the objective table, scraps generated by machining the regular workpiece are easier to drop downwards.

In a specific embodiment, positioning blocks are arranged on two sides of the clamping block, and the positioning blocks and the chuck are fixed through welding.

In the implementation process, the clamping block only moves forwards and backwards effectively through the positioning block.

In a specific embodiment, a scrap collecting box is arranged in the middle of the bottom of the chuck, second fixing blocks are connected to upper screws on the left side and the right side of the scrap collecting box, two mounting plates are connected to the bottom of the chuck through screws, and the second fixing blocks are connected with the mounting plates through clamping.

In the implementation process, the scraps produced by processing the regular workpiece are effectively cleaned more easily through the scraps collecting box.

Compared with the prior art, the beneficial effect of this application: the regular workpiece can be clamped and fixed by rotating the rotating rod, so that the whole operation is convenient and quick; the regular workpieces with different sizes can be clamped through the clamping blocks, so that the recycling rate is improved, and resources are saved; through the sweeps collecting box, sweeps generated by processing regular workpieces are easier to clean.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front sectional view of a clamping mechanism of a numerical control machine tool according to an embodiment of the present application;

FIG. 2 is a top view provided by an embodiment of the present application;

fig. 3 is a top cross-sectional view of a chuck provided in an embodiment of the present application.

In the figure: 100-chuck; 110-a first fixed block; 120-a first connecting rod; 130-stage; 140-mounting plates; 200-a threaded rod; 210-limiting blocks; 220-rotating rod; 300-gear; 400-moving blocks; 410-a first slider; 420-an inclined chute; 430-sliding bar; 440-rack; 500-positioning blocks; 510-clamping blocks; 511-a base; 520-a second connecting rod; 530-a second slider; 600-a scrap collecting box; 610-second fixed block.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.

Referring to fig. 1 to 3, the present application provides a clamping mechanism of a numerically-controlled machine tool, which is characterized by comprising a clamping mechanism;

the clamping mechanism comprises a chuck 100, the top of the chuck 100 is slidably connected with three bases 511 at equal angles, the top of the bases 511 is connected with a clamping block 510 through screws, a gear 300 is rotatably arranged in the middle of the inside of the chuck 100, a moving block 400 and two first sliding blocks 410 are respectively arranged around the gear 300, the moving block 400 and the first sliding blocks 410 respectively correspond to the bases 511, racks 440 are integrally formed at the inner ends of the moving block 400 and the first sliding blocks 410, and the racks 440 are meshed with the gear 300.

Specifically, the moving block 400 is internally and threadedly connected with a threaded rod 200, the left and right ends of the threaded rod 200 penetrate through the chuck 100, the left and right ends of the threaded rod 200 are welded with limiting blocks 210, and the left side of the limiting block 210 at the left end of the threaded rod 200 is welded with a rotating rod 220.

In a specific arrangement, the clamping block 510 has a small circular arc structure at one end and a large circular arc structure at the other end.

In some embodiments, the first slider 410 is slidably connected with a slide bar 430, and the first fixing block 110 is welded to both ends of the slide bar 430, and the first fixing block 110 and the chuck 100 are fixed by welding.

In other embodiments, the top of the moving block 400 and the top of the first slider 410 are both provided with an oblique chute 420, two second connecting rods 520 are welded to the bottom of the base 511, and second sliders 530 are integrally formed at the bottoms of the second connecting rods 520, and the second sliders 530 are slidably connected inside the oblique chute 420.

In this application, three first connecting rods 120 are welded at equal angles to the middle part of the chuck 100, and a stage 130 is welded to the inner end of each first connecting rod 120.

It will be appreciated that in other embodiments, the positioning block 500 is disposed on both sides of the clamping block 510, and the positioning block 500 and the chuck 100 are fixed by welding.

In this embodiment, a scrap collecting box 600 is disposed in the middle of the bottom of the chuck 100, and second fixing blocks 610 are screwed to the upper portions of the left and right sides of the scrap collecting box 600, and two mounting plates 140 are screwed to the bottom of the chuck 100, and the second fixing blocks 610 are connected to the mounting plates 140 through a snap fit.

The working principle of the clamping mechanism of the numerical control machine tool is as follows: firstly, placing a regular workpiece to be processed on an objective table 130, then rotating a rotating rod 220 clockwise to drive a threaded rod 200 to rotate, so that a moving block 400 moves leftwards, a rack 440 drives a gear 300 to rotate anticlockwise, further the moving block 400 and a first sliding block 410 synchronously move, a base 511 is driven to slide inwards, a clamping block 510 clamps and fixes the regular workpiece, and then a numerical control machine tool processes the regular workpiece;

rotating the rotating rod 220 counterclockwise causes the moving block 400 to move rightward, the rack 440 drives the gear 300 to rotate clockwise, and thus the moving block 400 and the first slider 410 move synchronously, driving the clamping block 510 to slide outward, and then the machined workpiece is taken out.

The foregoing is merely exemplary embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations may be suggested to one skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The clamping mechanism of the numerical control machine tool is characterized by comprising a clamping mechanism;

the clamping mechanism comprises a chuck (100), three bases (511) are slidably connected to the top of the chuck (100) at equal angles, a clamping block (510) is connected to the top of the base (511) through screws, a gear (300) is rotatably installed in the middle of the inside of the chuck (100), a moving block (400) and two first sliding blocks (410) are arranged around the gear (300) respectively, the moving block (400) and the first sliding blocks (410) correspond to the bases (511) respectively, racks (440) are integrally formed in the inner ends of the moving block (400) and the first sliding blocks (410), and the racks (440) are meshed with the gear (300).

2. The clamping mechanism of a numerical control machine tool according to claim 1, wherein the moving block (400) is internally and threadedly connected with a threaded rod (200), the left end and the right end of the threaded rod (200) penetrate through the chuck (100), limiting blocks (210) are welded at the left end and the right end of the threaded rod (200), and a rotating rod (220) is welded at the left side of the limiting blocks (210) at the left end of the threaded rod (200).

3. The clamping mechanism of a numerically controlled machine tool according to claim 1, wherein one end of the clamping block (510) has a small circular arc structure and the other end has a large circular arc structure.

4. The clamping mechanism of a numerical control machine tool according to claim 1, wherein a sliding rod (430) is slidably connected to the first sliding block (410), first fixing blocks (110) are welded to two ends of the sliding rod (430), and the first fixing blocks (110) and the chuck (100) are fixed by welding.

5. The clamping mechanism of a numerically-controlled machine tool according to claim 1, wherein the moving block (400) and the top of the first sliding block (410) are respectively provided with an inclined sliding groove (420), two second connecting rods (520) are welded at the bottom of the base (511), the bottom of each second connecting rod (520) is uniformly and integrally provided with a second sliding block (530), and the second sliding blocks (530) are slidably connected inside the inclined sliding grooves (420).

6. The clamping mechanism of a numerically controlled machine tool according to claim 1, wherein three first connecting rods (120) are welded at equal angles to the middle part of the chuck (100), and an objective table (130) is welded at the inner ends of the first connecting rods (120).

7. The clamping mechanism of a numerical control machine tool according to claim 1, wherein positioning blocks (500) are arranged on two sides of the clamping block (510), and the positioning blocks (500) and the chuck (100) are fixed by welding.

8. The clamping mechanism of the numerical control machine tool according to claim 1, characterized in that a scrap collecting box (600) is arranged in the middle of the bottom of the chuck (100), second fixing blocks (610) are connected to the upper screws on the left side and the right side of the scrap collecting box (600), two mounting plates (140) are connected to the bottom of the chuck (100) through screws, and the second fixing blocks (610) are connected with the mounting plates (140) through clamping.