Stable metal cutting machine tool spindle

Abstract

The utility model relates to the related technical field of machine tools, in particular to a stable metal cutting machine tool spindle which comprises a connecting shaft, a through hole is formed in the surface of one side of the connecting shaft, and a movable groove is formed in the surface of the upper portion of the connecting shaft. According to the stable main shaft of the metal cutting machine tool, when the main shaft of the cutting machine tool needs to be installed, an operator holds the main shaft through an anti-skid pad and a friction groove, the main shaft can be better installed in the transportation and installation process, then an installation part on the cutting machine tool penetrates into a through hole, and the main shaft is installed in the through hole. And then the main shaft can be mounted into a cutting machine tool more conveniently through the threaded column on the other side of the main shaft through the operation of rotating head or mold mounting corresponding to the movable groove and the mounting groove.

Description

Technical Field

[0001] The utility model relates to the technical field related to machine tools, in particular to a stable metal cutting machine tool spindle. Background Art

[0002] Machine tools refer to machines for manufacturing machines and machinery. Machine tools play a major role in the construction of national economic modernization. Lathes are mainly used to turn rotating workpieces with turning tools. Drills, reamer drills, reamers, taps, dies and knurling tools can also be used on lathes for corresponding processing. Lathes are mainly used to process shafts, discs, sleeves and other workpieces with rotating surfaces. They are the most widely used type of machine tools in machinery manufacturing and repair factories. However, most of the existing cutting machine tool spindles do not have good corrosion resistance and rust resistance. Therefore, there is a special need for a stable metal cutting machine tool spindle.

[0003] Because the existing cutting machine tool spindle will be used for a period of time due to excessive heat, resulting in the reduction of spindle hardness, which greatly reduces its service life, and may become unusable due to corrosion after a period of use, which is not conducive to the use of the cutting machine tool spindle. Utility Model Content

[0004] The utility model aims to provide a stable metal cutting machine tool spindle to solve the problem in the above-mentioned background technology that the existing cutting machine tool spindles may reduce the spindle hardness due to excessive heat after being used for a period of time, thereby greatly reducing their service life, and may become unusable due to corrosion after being used for a period of time, which is not conducive to the use of the cutting machine tool spindle.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stable metal cutting machine tool spindle, comprising a connecting shaft, a through hole is provided on one side surface of the connecting shaft, a movable groove is provided on the upper surface of the connecting shaft, a mounting groove is provided on the upper surface of the connecting shaft, a friction groove is provided on one side surface of the connecting shaft, a threaded column is fixedly connected to one side surface of the connecting shaft, a non-slip pad is fixedly connected to one side surface of the connecting shaft, and the outer surface of the connecting shaft is wrapped with a coating.

[0006] Preferably, the installation grooves are symmetrically arranged with respect to the central axis of the upper surface of the connecting shaft, and the movable grooves are distributed with equal intervals on the side surface of the connecting shaft.

[0007] Preferably, the friction grooves are distributed at equal intervals on one side surface of the connecting shaft, and the anti-slip pad is made of rubber.

[0008] Preferably, the coating comprises a first coating, a second coating, a third coating and a fourth coating, the first coating is mixed with the second coating, the second coating is mixed with the third coating, and the third coating is mixed with the fourth coating.

[0009] Preferably, the material of the first coating is a titanium nitride coating, and the material of the second coating is a titanium nitride carbide coating.

[0010] Preferably, the material of the third coating is heat-treated steel, and the material of the fourth coating is tungsten steel.

[0011] Compared with the prior art, the beneficial effect of the utility model is that when the spindle needs to be installed on a cutting machine, the operator holds it through the anti-slip pad and the friction groove, and can better install the spindle during transportation and installation. Then, the installation component on the cutting machine is inserted into the through hole, and then the head or mold is installed corresponding to the movable groove and the installation groove. Then, the spindle can be more conveniently installed into the cutting machine through the threaded column on the other side, thereby increasing the service life of the spindle. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the cross-sectional appearance structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0014] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0015] Figure 4 This is a schematic diagram of the coating structure of the utility model.

[0016] In the figure: 1, connecting shaft; 2, through hole; 3, movable groove; 4, mounting groove; 5, friction groove; 6, threaded column; 7, anti-slip pad; 8, coating; 801, first coating; 802, second coating; 803, third coating; 804, fourth coating. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4The utility model provides a technical solution: a stable metal cutting machine tool spindle, including a connecting shaft 1, a through hole 2 is opened on one side surface of the connecting shaft 1, a movable groove 3 is opened on the upper surface of the connecting shaft 1, a mounting groove 4 is opened on the upper surface of the connecting shaft 1, a friction groove 5 is opened on one side surface of the connecting shaft 1, a threaded column 6 is fixedly connected to one side surface of the connecting shaft 1, a non-slip pad 7 is fixedly connected to one side surface of the connecting shaft 1, and a coating 8 is wrapped on the outer surface of the connecting shaft 1. Through the arrangement of the connecting shaft 1, the through hole 2, the movable groove 3, the mounting groove 4, the friction groove 5, the threaded column 6, and the non-slip pad 7, when it is necessary to install the spindle of the cutting machine tool, the operator holds it through the non-slip pad 7 and the friction groove 5, and during the transportation and installation process, the spindle can be better installed, and then the installation component on the cutting machine tool is inserted into the through hole 2, and then the head or mold installation operation is performed corresponding to the movable groove 3 and the mounting groove 4, and then the spindle can be more conveniently installed into the cutting machine tool through the threaded column 6 on the other side.

[0019] Furthermore, the mounting grooves 4 are symmetrically arranged on the upper surface of the connecting shaft 1 along the central axis, and the movable grooves 3 are evenly spaced on the side surface of the connecting shaft 1. By setting the mounting grooves 4, the tool can be better installed.

[0020] Furthermore, the friction grooves 5 are evenly spaced on the surface of one side of the connecting shaft 1 , and the anti-slip pad 7 is made of rubber. By setting the friction grooves 5 , the friction force can be better increased during the installation process.

[0021] Furthermore, the coating 8 includes a first coating 801, a second coating 802, a third coating 803 and a fourth coating 804. The first coating 801 is mixed with the second coating 802, the second coating 802 is mixed with the third coating 803, and the third coating 803 is mixed with the fourth coating 804. Through the arrangement of the first coating 801, the second coating 802, the third coating 803 and the fourth coating 804, during the use of the spindle, the first coating 801 can better improve the hardness of the spindle and have a higher oxidation temperature. The carbon element added to the second coating 802 can further improve the hardness of the spindle, thereby obtaining better surface lubricity. The third coating 803 contains a large amount of carbon and chromium alloy steel, which has the advantages of high strength, high wear resistance, high corrosion resistance, etc., so that it can still work at high speed and heavy load. The fourth coating 804 contains a large amount of tungsten and carbon high-hardness alloy steel, which makes the spindle have good wear resistance and bending resistance, so that it will not cause great damage to the spindle during long-term use.

[0022] Furthermore, the material of the first coating 801 is a titanium nitride coating, and the material of the second coating 802 is a titanium nitride carbide coating. By setting the first coating 801, the hardness of the spindle can be better increased.

[0023] Furthermore, the material of the third coating 803 is heat-treated steel, and the material of the fourth coating 804 is tungsten steel. The use of heat-treated steel can better increase the high temperature resistance of the spindle during use.

[0024] Working principle: First, when the spindle of the cutting machine tool needs to be installed, the operator holds it through the anti-slip pad 7 and the friction groove 5. During the transportation and installation process, the spindle can be installed better. Then, the installation component on the cutting machine tool is inserted into the through hole 2, and then the head or mold installation operation is performed corresponding to the movable groove 3 and the installation groove 4. Then, the spindle can be more conveniently installed into the cutting machine tool through the threaded column 6 on the other side. During the use of the spindle, the first coating 801 can better improve the hardness of the spindle and have a higher oxidation temperature. The carbon element added in the second coating 802 can further improve the hardness of the spindle, thereby obtaining better surface lubricity. The third coating 803 contains a large amount of carbon and chromium alloy steel, which has the advantages of high strength, high wear resistance, and high corrosion resistance, so that it can still work at high speed and heavy load. The fourth coating 804 contains a high-hardness alloy steel containing a large amount of tungsten and carbon, which makes the spindle have good wear resistance and bending resistance, so that it will not cause great damage to the spindle during long-term use.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal cutting machine tool spindle having a stable structure, comprising a connecting shaft (1), characterized in that: A through hole (2) is provided on one side surface of the connecting shaft (1), a movable groove (3) is provided on the upper surface of the connecting shaft (1), a mounting groove (4) is provided on the upper surface of the connecting shaft (1), a friction groove (5) is provided on one side surface of the connecting shaft (1), a threaded column (6) is fixedly connected to one side surface of the connecting shaft (1), an anti-slip pad (7) is fixedly connected to one side surface of the connecting shaft (1), and the outer surface of the connecting shaft (1) is wrapped with a coating (8).

2. The stable metal cutting machine tool spindle according to claim 1, characterized in that: The installation grooves (4) are symmetrically arranged on the central axis of the upper surface of the connecting shaft (1), and the movable grooves (3) are distributed at equal intervals on a side surface of the connecting shaft (1).

3. The stable metal cutting machine tool spindle according to claim 1, characterized in that: The friction grooves (5) are distributed at equal intervals on a surface of one side of the connecting shaft (1), and the anti-slip pad (7) is made of rubber.

4. The stable metal cutting machine tool spindle according to claim 1, characterized in that: The coating (8) includes a first coating (801), a second coating (802), a third coating (803) and a fourth coating (804), wherein the first coating (801) is mixed with the second coating (802), the second coating (802) is mixed with the third coating (803), and the third coating (803) is mixed with the fourth coating (804).

5. The stable metal cutting machine tool spindle according to claim 4, characterized in that: The material of the first coating (801) is a titanium nitride coating, and the material of the second coating (802) is a titanium nitride carbide coating.

6. The stable metal cutting machine tool spindle according to claim 4, characterized in that: The material of the third coating (803) is heat-treated steel, and the material of the fourth coating (804) is tungsten steel.

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