CN212526204U

CN212526204U - Cutter convenient to replace and used for numerical control machine tool

Info

Publication number: CN212526204U
Application number: CN202021100174.2U
Authority: CN
Inventors: 张丽; 潘泽佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-12
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a digit control machine tool is with cutter convenient to change, including drill bit and handle of a knife, the top fixedly connected with of drill bit is the drillstock down, drillstock top fixedly connected with handle down, the drillstock on the fixedly connected with of handle top position, go up drillstock intermediate position fixedly connected with end cover, go up drillstock top fixedly connected with fixed block, relate to digit control machine tool technical field. This digit control machine tool is with cutter of being convenient for to change, can be through the adsorption of electro-magnet to the rigid body, can realize the laborsaving clamping of drill bit on the handle of a knife, very big improvement the speed of changing the cutter, it is extravagant to have reduced unnecessary time, the top is equipped with the rubber circle, can avoid adsorbing cutter and handle of a knife bump in the twinkling of an eye, be equipped with four internal threads and fixing bolt on the handle of a knife simultaneously, avoid in the course of working, the shake of cutter, can alleviate operation workman's danger through this device, it is very convenient to operate.

Description

Cutter convenient to replace and used for numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a digit control machine tool is with cutter of being convenient for change.

Background

At present, a tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. Most knives are machine, but also hand-held. Since tools used in machine manufacturing are basically used for cutting metal materials, the tools are generally referred to as metal cutting tools. The cutter can be divided into a turning tool, a planer tool, a milling cutter, a file and the like according to the form of the processing surface of a workpiece, and the existing cutter for the numerical control machine tool, which is convenient to replace, has the following defects:

1. the cutter and the machine tool are connected closely, so that the damaged cutter is not convenient to replace.

2. In the operation process of the machine tool, a gap exists between the cutter and the cutter handle, the cutter and the cutter handle are difficult to fix, and the machining loss is large.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a digit control machine tool is with cutter convenient to change has solved the loaded down with trivial details, the problem that is difficult to fix of cutter change process of current digit control machine tool with changing.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the drill bit comprises a drill bit and a cutter handle, wherein the top of the drill bit is fixedly connected with a lower drill handle, the top of the lower drill handle is fixedly connected with a handle, the top of the handle is fixedly connected with an upper drill handle, the middle of the upper drill handle is fixedly connected with an end cover, and the top of the upper drill handle is fixedly connected with a fixing block.

Preferably, the top of the inner wall of the cavity of the tool holder is fixedly connected with an electromagnet, the bottom of the electromagnet is sleeved with a rubber ring, and the outer diameter of the rubber ring is matched with the outer diameter of the upper drill handle.

Preferably, a spring is fixedly connected to the position above the end cover, and a knife handle is fixedly connected to the top of the spring.

Preferably, the opening is fixed at the side of the tool holder and provided with four internal threads, the internal threads are fixedly connected with external threads, and the external threads are positioned on the outer surface of the fixing bolt.

Preferably, the fixed block is made of steel materials.

Preferably, the upper drill handle is fixedly connected with a fixing bolt.

(III) advantageous effects

The utility model provides a digit control machine tool is with cutter of being convenient for change. The method has the following beneficial effects:

(1) this digit control machine tool is with cutter convenient to change can be through the electro-magnet to the adsorption of rigid body, can realize the laborsaving clamping of drill bit on the handle of a knife, very big improvement the speed of changing the cutter, it is extravagant to have reduced unnecessary time, and the top is equipped with the rubber circle, can avoid adsorbing cutter and handle of a knife bump in the twinkling of an eye, has played the purpose of raising the efficiency.

(2) This digit control machine tool is with cutter that is convenient for change is equipped with four internal threads and fixing bolt simultaneously on the handle of a knife, avoids the course of working, and the shake of cutter can alleviate operation workman's danger through this device, and the operation is very convenient, has also improved the machining precision of digit control machine tool simultaneously, reduces the wearing and tearing of cutter.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of the knife handle of the present invention;

fig. 3 is a front view of the bolt of the present invention.

In the figure, 1-drill bit, 2-lower drill handle, 3-handle, 4-upper drill handle, 5-end cover, 6-spring, 7-handle, 8-fixing block, 9-rubber ring, 10-electromagnet, 11-fixing bolt, 12-internal thread and 13-external thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: the drill bit comprises a drill bit 1 and a cutter handle 7, the top of the drill bit 1 is fixedly connected with a lower drill handle 2, the top of the lower drill handle 2 is fixedly connected with a handle 3, the top of the handle 3 is fixedly connected with an upper drill handle 4, the middle of the upper drill handle 4 is fixedly connected with an end cover 5, and the top of the upper drill handle 4 is fixedly connected with a fixing block 8.

The top of the inner wall of the cavity of the tool handle 7 is fixedly connected with an electromagnet 10, the bottom of the electromagnet 10 is sleeved with a rubber ring 9, the outer diameter of the rubber ring 9 is matched with the outer diameter of the upper drill handle 4, the labor-saving clamping of a drill bit on the tool handle can be realized through the adsorption effect of the electromagnet on a rigid body, the rubber ring is arranged at the top, the collision between a tool and the tool handle at the moment of adsorption can be avoided,

the cutter is characterized in that a spring 6 is fixedly connected to the upper portion of the end cover 5, a cutter handle 7 is fixedly connected to the top of the spring 6, and the spring 3 has elastic potential energy which is popped outwards, so that the process of pulling out the cutter body is more labor-saving.

The side position fixed opening of handle of a knife 7 has four internal threads 12, internal thread 12 fixedly connected with external screw thread 13 is located fixing bolt 11's surface, is used for fastening the cutter, avoids the cutter to rock in the handle of a knife, increases machining precision and clamping precision.

The fixed block 8 is made of steel materials, and labor-saving clamping of the drill bit on the cutter handle can be achieved by utilizing the adsorption effect of the electromagnet on the rigid body.

The upper drill shank 4 is fixedly connected with a fixing bolt 11, so that the clamping precision is further improved, and the abrasion condition in the machining process of the cutter can be reduced.

The working principle is as follows: during the installation, handle 3 is held to the hand, insert the bottom of handle of a knife 7 with the cutter body, the top of fixed block 8 contacts with the top of the 7 cavity inner walls of handle of a knife, and press spring 6 through end cover 5, fixed block 8 adopts steel material, electro-magnet 10 circular telegram, adsorb fixedly to fixed block 8, rubber circle 9 is in the twinkling of an eye with electro-magnet 10 contact at fixed block 8, the buffering is strikeed, through internal thread 12 and external screw thread 13 fixed connection, make fixing nut 11 compress tightly on last drill stem 4, can increase the stability of cutter body, after the loss appears in drill bit 1, handle 3 is held to the hand, electro-magnet 10 outage, extract the cutter body downwards, spring 3 has the elastic potential energy that outwards pops out, the process that makes the cutter body extract.

The utility model discloses a 1-drill bit, 2-lower drill handle, 3-handle, 4-upper drill handle, 5-end cover, 6-spring, 7-handle of a knife, 8-fixed block, 9-rubber circle, 10-electro-magnet, 11-fixing bolt, 12-internal thread, 13-external screw thread, the part is general standard component or the part that technical staff in this field known, its structure and principle all can be known through the technical manual or through conventional experimental methods for this technical staff, the problem that the utility model solves can realize the laborsaving clamping of drill bit on the lathe main part through the adsorption of electro-magnet to the rigid body, greatly improved the speed of changing the cutter, reduced unnecessary time waste, the top is equipped with the rubber circle, can avoid the cutter and the lathe main part to collide in the adsorption moment, simultaneously, four internal threads and fixing bolts are arranged on the machine tool main body, so that the tool is prevented from shaking in the machining process, the danger of operators can be reduced through the device, and the operation is very convenient and fast.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a digit control machine tool is with cutter convenient to change which characterized in that: the drill bit comprises a drill bit (1) and a tool handle (7), wherein the top of the drill bit (1) is fixedly connected with a lower drill handle (2), the top of the lower drill handle (2) is fixedly connected with a handle (3), the top of the handle (3) is fixedly connected with an upper drill handle (4), the middle of the upper drill handle (4) is fixedly connected with an end cover (5), and the top of the upper drill handle (4) is fixedly connected with a fixing block (8).

2. The tool for numerically controlled machine tools easy to replace according to claim 1, wherein: the top of the cavity inner wall of the tool handle (7) is fixedly connected with an electromagnet (10), the bottom of the electromagnet (10) is sleeved with a rubber ring (9), and the outer diameter of the rubber ring (9) is matched with the outer diameter of the upper drill handle (4).

3. The tool for numerically controlled machine tools easy to replace according to claim 1, wherein: the spring (6) is fixedly connected to the position above the end cover (5), and the top of the spring (6) is fixedly connected with a knife handle (7).

4. The tool for numerically controlled machine tools easy to replace according to claim 1, wherein: the side position fixed opening of handle of a knife (7) has four internal threads (12), internal thread (12) fixedly connected with external screw thread (13), external screw thread (13) are located the surface of fixing bolt (11).

5. The tool for numerically controlled machine tools easy to replace according to claim 1, wherein:

the fixed block (8) is made of steel materials.

6. The tool for numerically controlled machine tools easy to replace according to claim 1, wherein:

the upper drill handle (4) is fixedly connected with a fixing bolt (11).