CN218946447U

CN218946447U - Drill bit clamp of numerical control machining tool

Info

Publication number: CN218946447U
Application number: CN202223493705.0U
Authority: CN
Inventors: 李虞山
Original assignee: Shenzhen Xinyatai Machinery Co ltd
Current assignee: Shenzhen Xinyatai Machinery Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-02
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to a drill bit fixture of a numerical control machine tool, which comprises a mounting plate, wherein a fixed box is fixedly connected to the bottom of the mounting plate, a supporting seat is fixedly connected to the inner wall of the top end of the fixed box, a drill bit is arranged at the bottom of the supporting seat, a fixed shaft is fixedly connected to the inside of the mounting plate, a cam is welded to the outside of the fixed shaft, a clamping plate is arranged on one side of the cam, a fixed block is welded to the other side of the cam, a movable ring is arranged on the outer wall of the fixed box, and a pushing block is welded to the inner wall of the movable ring. According to the utility model, the top of the drill bit is limited through the supporting seat, the fixing stability of the drill bit is improved, the threaded sleeve is rotated, the push block pushes the fixing block to move upwards, so that the cam rotates, the cam pushes the clamping plates to be close to the drill bit to clamp and fix the drill bit, the plurality of cams rotate, the clamping plates clamp and fix the drill bit, the drill bit is conveniently fixed, and meanwhile, the threaded sleeve and the fixing box are integrally stressed, so that the clamping stability is greatly improved.

Description

Drill bit clamp of numerical control machining tool

Technical Field

The utility model relates to the technical field of numerical control machine tool drill clamps, in particular to a numerical control machine tool drill clamp.

Background

The numerical control machine tool is short for numerical control machine tool, and is an automatic machine tool with a program control system. The control system is able to logically process a program defined by control codes or other symbolic instructions, and to decode it, expressed in coded numbers, and input to the numerical control device via the information carrier. The numerical control device sends out various control signals to control the action of the machine tool through operation processing, and parts are automatically machined according to the shape and the size required by the drawing. In the use process of the numerical control machine tool, drill bits with different specifications and sizes are often required to be replaced according to different machining materials, so that a drill bit clamp is often required. Drill clamps of numerical control machine tools on the market are usually relatively matched clamps, cannot clamp relatively large or small drill bits, are not very high in adaptation degree, and have the problem of unstable clamping.

Through retrieving, chinese patent publication No. CN214291013U discloses a numerical control machine tool drill jig, including the fixed plate, the bottom fixedly connected with fixed pipe of fixed plate, the bottom fixedly connected with disc of fixed pipe, the quantity of disc is two, two the disc passes through arc tube fixed connection, the inside activity of disc has cup jointed the swivelling tube. One of the numerical control machine tool bit fixtures in the above patent has the following disadvantages: the device can only carry out horizontally centre gripping to the drill bit, and is lower to the centre gripping stability of drill bit, simultaneously through solitary threaded rod atress, carries out the centre gripping to the drill bit, uses for a long time, causes the damage to the threaded rod easily.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a drill clamp of a numerical control machine tool.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a numerical control machine tool drill bit anchor clamps, includes the mounting panel, the fixed box of bottom fixedly connected with of mounting panel, the top inner wall fixedly connected with supporting seat of fixed box, the bottom of supporting seat is equipped with the drill bit, the inside fixedly connected with fixed axle of mounting panel, the outside welding of fixed axle has the cam, one side of cam is equipped with splint, the opposite side welding of cam has the fixed block, the outer wall of fixed box is equipped with the removal ring, the inner wall welding of removal ring has the ejector pad, the outside threaded connection of fixed box has the thread bush, the thread bush is in the bottom of removal ring.

Further, a conical groove is formed in the bottom of the supporting seat.

Further, one side of the clamping plate is welded with a clamping block.

Further, a sliding groove is formed in the outer portion of the fixed box, and the pushing block penetrates through the sliding groove.

Further, a plurality of baffle plates are welded in the fixing box, and the fixing shaft is welded with the baffle plates.

Further, one side of the clamping plate is welded with a fixed cylinder, the inner wall of the fixed box is welded with a fixed column, and one end of the fixed column is positioned in the fixed cylinder.

The beneficial effects of the utility model are as follows:

1. through setting up thread bush, cam, splint and supporting seat, the supporting seat carries out spacingly to the top of drill bit, promotes the fixed stability of drill bit, rotates the thread bush, makes the ejector pad promote the fixed block and upwards move to make the cam rotate, the cam promotes splint to be close to the drill bit, carries out centre gripping fixed to the drill bit, rotates the thread bush, can make a plurality of cams rotate, makes a plurality of splint carry out centre gripping fixed to the drill bit, thereby be convenient for the fixed of drill bit, and thread bush and fixed box overall stress has greatly promoted the stability of centre gripping simultaneously;

2. by arranging the supporting seat with the conical grooves at the bottom, after the drill bit enters the supporting seat, the drill bit can be adapted to the drill bits with different sizes through the conical grooves, so that the drill bit can be limited by the supporting seat;

3. the clamping stability of the clamping plate and the drill bit can be improved by arranging the clamping blocks, so that the drill bit can be clamped conveniently;

4. the baffle plates are arranged, so that the fixed installation of the cams is facilitated, a plurality of cams and clamping plates can be installed in the fixed box, the outside of the drill bit is clamped and fixed in multiple directions, and the clamping stability of the drill bit is improved;

5. through setting up fixed column and fixed section of thick bamboo, the fixed column slides in the inside of fixed section of thick bamboo, the lateral shifting of splint of being convenient for to the splint is fixed to the drill bit of equidimension not centre gripping of being convenient for.

Drawings

Fig. 1 is a schematic cross-sectional view of a bit holder for a numerical control machine tool according to embodiment 1;

fig. 2 is a schematic cross-sectional view of a fixture for a drill of a numerical control machine tool according to embodiment 2.

In the figure: 1 mounting plate, 2 fixed box, 3 drill bit, 4 supporting seat, 5 splint, 6 clamp splice, 7 cams, 8 fixed axle, 9 shifting ring, 10 fixed block, 11 ejector pad, 12 spout, 13 thread bush, 14 baffle, 15 fixed cylinder, 16 fixed column.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1, a numerical control machine tool drill fixture comprises a mounting plate 1, the bottom fixedly connected with fixed box 2 of mounting plate 1, the top inner wall fixedly connected with supporting seat 4 of fixed box 2, the bottom of supporting seat 4 is equipped with drill bit 3, the inside fixedly connected with fixed axle 8 of mounting plate 1, the outside welding of fixed axle 8 has cam 7, one side of cam 7 is equipped with splint 5, the opposite side welding of cam 7 has fixed block 10, the outer wall of fixed box 2 is equipped with movable ring 9, the inner wall welding of movable ring 9 has ejector pad 11, the outside threaded connection of fixed box 2 has thread bush 13, thread bush 13 is in the bottom of movable ring 9, when carrying out the centre gripping of drill bit 3, put into drill bit 3 from the bottom of fixed box 2, make the inside of drill bit 3 get into supporting seat 4, thereby carry out spacingly to the top of drill bit 3, afterwards rotate thread bush 13, thread bush 13 promotes movable ring 9 upwards, movable ring 9 promotes fixed block 10 upwards through ejector pad 11, thereby make cam 7 promote splint 5 to be close to drill bit 3, thereby carry out centre gripping fixation to drill bit 3, and rotate thread bush 13, can make a plurality of cams 7 rotate, thereby fix drill bit 3.

Wherein, the conical groove has been seted up to the bottom of supporting seat 4, and after the drill bit 3 got into supporting seat 4, can be through conical groove in order to adapt to not unidimensional drill bit 3, make drill bit 3 homoenergetic by supporting seat 4 spacing.

Wherein, the clamp splice 6 has been welded to one side of splint 5, can promote the centre gripping stability of splint 5 and drill bit 3 through clamp splice 6, the centre gripping of drill bit 3 of being convenient for.

Wherein, the outside of fixed box 2 has offered spout 12, and ejector pad 11 runs through spout 12, is convenient for ejector pad 11 to reciprocate through spout 12 to promote fixed block 10, make cam 7 rotate, thereby be convenient for the centre gripping of drill bit 3 is fixed.

Wherein, the inside welding of fixed box 2 has a plurality of baffle 14, and fixed axle 8 and baffle 14 welding are convenient for the fixed mounting of cam 7 through baffle 14 to can be at the internally mounted of fixed box 2 a plurality of cams 7 and splint 5, thereby carry out the clamping of multi-direction to the outside of drill bit 3 and fix, promote the centre gripping stability to drill bit 3.

Working principle: when the drill bit 3 is clamped, the drill bit 3 is put in from the bottom of the fixed box 2, the top of the drill bit 3 enters the supporting seat 4, so that the top of the drill bit 3 is limited, then the threaded sleeve 13 is rotated, the threaded sleeve 13 pushes the movable ring 9 to move upwards, the movable ring 9 pushes the fixed block 10 to move upwards through the push block 11, so that the cam 7 is rotated, the cam 7 pushes the clamping plate 5 to be close to the drill bit 3, so that the drill bit 3 is clamped and fixed, the threaded sleeve 13 is rotated, so that the cams 7 can be rotated, and the clamping plates 5 are used for clamping and fixing the drill bit 3, so that the drill bit 3 is conveniently fixed;

after the drill bit 3 enters the supporting seat 4, the drill bit 3 can be limited by the supporting seat 4 through the conical grooves to adapt to the drill bits 3 with different sizes;

the clamping stability of the clamping plate 5 and the drill bit 3 can be improved through the clamping blocks 6, so that the drill bit 3 can be clamped conveniently;

the sliding chute 12 facilitates the pushing block 11 to move up and down, so that the fixed block 10 is pushed, the cam 7 is rotated, and the drill bit 3 is clamped and fixed conveniently;

the cam 7 is convenient to fixedly mount through the partition plate 14, so that the cams 7 and the clamping plates 5 can be mounted in the fixing box 2, the outside of the drill bit 3 is clamped and fixed in multiple directions, and the clamping stability of the drill bit 3 is improved.

Example 2

Referring to fig. 2, in order to increase the practicability of the device, in this embodiment, a fixing cylinder 15 is welded on one side of the clamping plate 5, a fixing column 16 is welded on the inner wall of the fixing box 2, one end of the fixing column 16 is located inside the fixing cylinder 15, and the fixing column 16 slides inside the fixing cylinder 15, so that the clamping plate 5 can move transversely, and the clamping plate 5 can clamp and fix the drill bits 3 with different sizes.

the baffle 14 is convenient for the fixed installation of the cams 7, so that a plurality of cams 7 and clamping plates 5 can be installed in the fixed box 2, the outside of the drill bit 3 is clamped and fixed in a plurality of directions, and the clamping stability of the drill bit 3 is improved;

through the inside slip of fixed column 16 at fixed section of thick bamboo 15, the lateral shifting of splint 5 of being convenient for to splint 5 carry out the centre gripping to not unidimensional drill bit 3 fixedly.

The basic principle and main characteristics of the utility model and the advantages of the utility model are shown and described above, standard parts used by the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machines, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides a numerical control machine tool drill bit anchor clamps, includes mounting panel (1), its characterized in that, the bottom fixedly connected with fixed box (2) of mounting panel (1), the top inner wall fixedly connected with supporting seat (4) of fixed box (2), the bottom of supporting seat (4) is equipped with drill bit (3), the inside fixedly connected with fixed axle (8) of mounting panel (1), the outside welding of fixed axle (8) has cam (7), one side of cam (7) is equipped with splint (5), the opposite side welding of cam (7) has fixed block (10), the outer wall of fixed box (2) is equipped with and removes ring (9), and the inner wall welding of removing ring (9) has ejector pad (11), the outside threaded connection of fixed box (2) has thread bush (13), and thread bush (13) are in the bottom of removing ring (9).

2. The numerical control machine tool bit holder according to claim 1, wherein the bottom of the supporting seat (4) is provided with a conical groove.

3. A numerical control machine tool bit holder according to claim 1, characterized in that a clamping block (6) is welded to one side of the clamping plate (5).

4. The numerical control machine tool bit fixture according to claim 1, wherein a chute (12) is formed in the outer portion of the fixed box (2), and the push block (11) penetrates through the chute (12).

5. The numerical control machine tool drill fixture according to claim 1, wherein a plurality of partition plates (14) are welded inside the fixed box (2), and the fixed shaft (8) is welded with the partition plates (14).

6. The numerical control machine tool drill fixture according to claim 1, wherein a fixing cylinder (15) is welded on one side of the clamping plate (5), a fixing column (16) is welded on the inner wall of the fixing box (2), and one end of the fixing column (16) is located inside the fixing cylinder (15).