Wire cutting machine tool guide wheel power feeding device

Abstract

The utility model discloses a wire cutting machine tool guide wheel electricity inlet device, include: aluminium cover, its characterized in that: in the left port of aluminium cover is connected with aluminium seat through screw thread, is equipped with a layer hard oxide layer on the surface of aluminium seat and aluminium cover, is inserted with power cord in the inside of aluminium seat, is inserted with copper cover in the right port of aluminium cover, is fixed with tungsten steel needle through screw in the axial through -hole of copper cover, is equipped with spring on the outer wall of copper cover, the left end of spring leans on aluminium seat, the right end of spring leans on copper cover. The utility model discloses a wire cutting machine tool guide wheel electricity inlet device structure design is reasonable, mainly comprises aluminium cover and aluminium seat, and the copper cover with tungsten steel needle is inserted in the inside of aluminium seat, and the copper cover is connected with power cord, and in addition, the surface of aluminium cover and aluminium seat is equipped with hard oxide layer and improves the insulation performance, and the whole structure is simple, and the installation is convenient to use and maintains.

Description

Technical Field

[0001] This utility model relates to a power supply device for the guide wheel of a wire EDM machine tool. Background Technology

[0002] The power supply device for the guide wheel of a wire EDM machine mainly supplies power to the wire EDM guide wheel. It is installed on the guide wheel seat. Due to the high speed of the guide wheel, the tungsten steel needles in contact with the guide wheel generate high temperatures under high-speed friction. Conventional power supply devices on the market use plastic materials for insulation purposes, but they are prone to aging and deformation at high temperatures, which affects their service life. Utility Model Content

[0003] This invention overcomes the shortcomings of the existing technology and provides a power supply device for the guide wheel of a wire EDM machine tool.

[0004] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is: a power supply device for the guide wheel of a wire EDM machine tool, comprising:

[0005] Aluminum sleeve;

[0006] The feature is that: an aluminum base is threaded into the left port of the aluminum sleeve; a hard oxide layer is provided on the surface of both the aluminum base and the aluminum sleeve; a power cord is inserted into the aluminum base; a copper sleeve is inserted into the right port of the aluminum sleeve; a tungsten steel needle is fixed in the axial through hole of the copper sleeve by a screw; a spring is sleeved on the outer wall of the copper sleeve; the left end of the spring abuts against the aluminum base; and the right end of the spring abuts against the copper sleeve.

[0007] Compared with the prior art, the beneficial effects of this utility model are as follows: The wire EDM machine tool guide wheel power supply device of this utility model has a reasonable structural design, mainly composed of an aluminum sleeve and an aluminum base. A copper sleeve with a tungsten steel needle is inserted inside the aluminum base. The tungsten steel needle is connected to the power line. In addition, the surface of the aluminum sleeve and the aluminum base is provided with a hard oxide layer to improve the insulation performance. The overall structure is simple and easy to install, use and maintain. Attached Figure Description

[0008] Figure 1 This is a schematic diagram of the structure of a wire EDM machine guide wheel power supply device according to an embodiment of the present invention;

[0009] Figure 2 This is an exploded view of a wire EDM machine guide wheel power supply device according to an embodiment of the present invention.

[0010] In the picture:

[0011] 1. Aluminum sleeve; 2. Aluminum base; 3. Power cord; 4. Copper sleeve; 5. Screw; 6. Tungsten carbide pin; 7. Spring. Detailed Implementation

[0012] The specific embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate this utility model, but are not intended to limit its scope.

[0013] like Figure 1-2 As shown, a power supply device for the guide wheel of a wire EDM machine includes:

[0014] Aluminum sleeve 1;

[0015] The feature is that: an aluminum base 2 is threadedly connected to the left port of the aluminum sleeve 1; a hard oxide layer is provided on the surfaces of both the aluminum base 2 and the aluminum sleeve 1; a power cord 3 is inserted inside the aluminum base 2; a copper sleeve 4 is inserted into the right port of the aluminum sleeve 1; a tungsten steel needle 6 is fixed in the axial through hole of the copper sleeve 4 by a screw 5; and a spring 7 is sleeved on the outer wall of the copper sleeve 4, with the left end of the spring 7 abutting against the aluminum base 2 and the right end of the spring 7 abutting against the copper sleeve 4.

[0016] The power supply device for the guide wheel of the wire EDM machine tool has a reasonable structural design, mainly consisting of an aluminum sleeve and an aluminum base. A copper sleeve with a tungsten steel needle is inserted inside the aluminum base, and the tungsten steel needle is connected to the power cord. In addition, the surface of the aluminum sleeve and the aluminum base is provided with a hard oxide layer to improve the insulation performance. The overall structure is simple and easy to install, use and maintain.

[0017] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A power supply device for the guide wheel of a wire EDM machine, comprising: Aluminum sleeve (1); The features are as follows: an aluminum base (2) is threadedly connected to the left port of the aluminum sleeve (1), a hard oxide layer is provided on the surface of both the aluminum base (2) and the aluminum sleeve (1), a power cord (3) is inserted inside the aluminum base (2), a copper sleeve (4) is inserted into the right port of the aluminum sleeve (1), a tungsten steel needle (6) is fixed in the axial through hole of the copper sleeve (4) by a screw (5), and a spring (7) is sleeved on the outer wall of the copper sleeve (4), with the left end of the spring (7) abutting against the aluminum base (2) and the right end of the spring (7) abutting against the copper sleeve (4).

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