CN211192381U

CN211192381U - Wire tightening mechanism of reciprocating wire-moving machine tool for electrospark wire-electrode cutting

Info

Publication number: CN211192381U
Application number: CN201921732338.0U
Authority: CN
Inventors: 仇真; 仇展
Original assignee: Taizhou Xiongfeng Machinery Co ltd
Current assignee: Taizhou Xiongfeng Machinery Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-07
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a wire tightening mechanism, in particular to a wire tightening mechanism of a reciprocating wire walking machine tool for electrospark wire-electrode cutting, which comprises a wire conveying component, a lower wire frame, an upper wire frame, a taper head component, a wire frame head, a double-side guide wheel component, a conductive block component, a heavy hammer slider, a locking screw, a heavy hammer balancing weight, a first inner hexagonal bolt, a single-side guide wheel component, a second inner hexagonal bolt and a silk thread, wherein one side of the wire conveying component is provided with an upper wire frame and a lower wire frame from top to bottom in sequence, one side of the upper wire frame, which is far away from the wire conveying component, is provided with the wire frame head, the wire frame head and the upper wire frame are fixedly installed through the taper head component, one side of the upper wire frame, which is close to the wire conveying component, is provided with the heavy hammer slider, the whole device of the utility model has a simple structure, the cutting is stable, the surface roughness is better, and the method has a certain popularization effect.

Description

Wire tightening mechanism of reciprocating wire-moving machine tool for electrospark wire-electrode cutting

Technical Field

The utility model relates to a tight silk mechanism specifically is a reciprocal wire feeding machine bed tight silk mechanism of spark-erosion wire cutting.

Background

The wire cut electrical discharge machining, called wire cut for short, is developed on the basis of electrical discharge perforation and forming machining, and not only the application of the electrical discharge machining is developed, but also the electrical discharge perforation and forming machining are replaced in some aspects, nowadays, the wire cut electrical discharge machining machine occupies the majority of the electrical discharge machining machine, the basic physical principle is that free positive ions and electrons are accumulated in the field, an ionized conductive channel is quickly formed, at this stage, current is formed between two plates, so that countless collisions occur between particles, a plasma area is formed, the temperature is quickly raised to the high temperature of 8000-12000 ℃, some materials are instantly melted on the surfaces of two conductors, simultaneously, a bubble is formed due to the vaporization of an electrode and dielectric liquid, the pressure of the bubble is regularly raised to be very high, then the current is interrupted, the temperature is suddenly lowered, so that the bubble is inwards exploded, the produced power throws the melted material out of the crater, then the corroded material is condensed into small spheres in the dielectric liquid again and is discharged by the dielectric liquid, and then the discharge phenomenon is uniform and consistent through monitoring and control of NC control and execution of a servo mechanism, so that the processed object is processed to be a product which meets the requirement on size and shape precision.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spark-erosion wire cutting machine tool tight silk mechanism that reciprocates to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a wire tightening mechanism of a wire cut electrical discharge machining reciprocating wire traveling machine tool comprises a wire conveying assembly, a lower wire rack, an upper wire rack, a taper head assembly, a wire rack head, a double-side guide wheel assembly, a conductive block assembly, a heavy hammer slider, a locking screw, a heavy hammer balancing weight, a first inner hexagonal bolt, a single-side guide wheel assembly, a second inner hexagonal bolt and a wire, wherein the upper wire rack and the lower wire rack are sequentially arranged on one side of the wire conveying assembly from top to bottom, the wire rack head is arranged on one side of the upper wire rack away from the wire conveying assembly, the wire rack head and the upper wire rack are fixedly installed through the taper head assembly, the wire conveying assembly, the wire rack head and the lower wire rack are linearly connected through the wire, the wire rack head and the lower wire rack are fixedly connected through the double-side guide wheel assembly and the conductive block assembly, the heavy hammer slider is arranged on one side of the upper, the counter weight block and the counter weight slide block are fixedly connected through a first hexagon socket head cap screw, the counter weight slide block and the upper line frame are fixedly installed through a counter weight, the counter weight and the upper line frame are fixedly installed through a second hexagon socket head cap screw, the counter weight slide block and the silk thread are fixedly connected through a single-side guide wheel assembly, and the single-side guide wheel assembly, the counter weight and the counter weight slide block are fixedly installed through locking screws.

Preferably, the weight and the weight slider are connected in a sliding manner through a sliding rail.

Preferably, the locking screw, the heavy hammer and the heavy hammer slide block are fixedly installed through screw holes.

Preferably, the lower line frame and the upper line frame are arranged in parallel and are both made of aluminum alloy materials in a customized mode.

Preferably, a wire conveying disc is fixedly mounted on the wire conveying assembly and is rotatably connected with the wire conveying assembly through a rotating shaft.

Preferably, the first inner hexagonal bolt and the second inner hexagonal bolt are respectively provided with two groups or one group, and the surfaces of the first inner hexagonal bolt and the second inner hexagonal bolt are coated with antirust paint.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, the whole device running cost is low, and the silk thread repeatedly usable who sets up, simultaneously through the last line frame that sets up and all carry out fixed connection through bilateral leading wheel subassembly and conducting block subassembly with it and silk thread, make the molybdenum filament keep the tensile force at the cutting in-process, in this while, combine the weight to balance according to the tensioning degree of the silk thread of silk thread in service through setting up the weight slider to make its cutting steady, avoid causing cutting error because of lax of its silk thread.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the heavy hammer of the present invention;

in the figure: the wire feeding device comprises a 1-wire conveying assembly, a 2-wire dropping frame, a 3-wire feeding frame, a 4-taper head assembly, a 5-wire frame head, a 6-double-side guide wheel assembly, a 7-conducting block assembly, an 8-heavy hammer, a 9-heavy hammer sliding block, a 10-locking screw, an 11-heavy hammer balancing weight, a 12-first inner hexagonal bolt, a 13-single-side guide wheel assembly, a 14-second inner hexagonal bolt and a 15-wire.

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. 1-2, the present invention provides a technical solution:

a wire tightening mechanism of a wire cut electrical discharge machining reciprocating cabling machine tool comprises a wire conveying component 1, a lower wire frame 2, an upper wire frame 3, a taper head component 4, a wire frame head 5, a double-side guide wheel component 6, a conducting block component 7, a heavy hammer 8, a heavy hammer slider 9, a locking screw 10, a heavy hammer balancing weight 11, a first inner hexagonal bolt 12, a single-side guide wheel component 13, a second inner hexagonal bolt 14 and a wire 15, wherein the upper wire frame 3 and the lower wire frame 2 are sequentially arranged on one side of the wire conveying component 1 from top to bottom, a wire frame head 5 is arranged on one side of the upper wire frame 3 far away from the wire conveying component 1, the wire frame head 5 and the upper wire frame 3 are fixedly installed through the taper head component 4, the wire conveying component 1 and the wire frame head 5 are linearly connected through the wire 15, the wire frame head 5 and the lower wire frame 2 are fixedly connected through the double-side guide wheel component 6 and, a weight slider 9 is arranged on one side of the upper thread stand 3 close to the thread conveying assembly 1, a weight balancing weight 11 is fixedly arranged at the bottom of the weight slider 9, the weight balancing weight 11 and the weight slider 9 are fixedly connected through a first hexagon socket head cap screw 12, the weight slider 9 and the upper thread stand 3 are fixedly arranged through a weight 8, the weight 8 and the upper thread stand 3 are fixedly arranged through a second hexagon socket head cap screw 14, the weight 8, the weight slider 9 and the thread 15 are fixedly connected through a single-side guide wheel assembly 13, the weight 8 and the weight slider 9 are fixedly arranged through a locking screw 10, the running cost of the whole device is low, the arranged thread 15 can be reused, and the upper thread stand 3 and the lower thread stand 2 are fixedly connected with the thread 15 through a double-side guide wheel assembly 6 and a conductive block assembly 7, make its silk thread 15's tensile force bigger, here, through setting up weight slider 9 and combining weight 8 can be balanced according to the tensioning degree of silk thread 15 in service to make its cutting faster more accurate, avoid causing the cutting error because of the lax of its silk thread 15.

The utility model discloses the theory of operation: during the use, silk thread 15 repeatedly usable through setting up, simultaneously through the last line frame 3 that sets up and down the line frame 2 and all carry out fixed connection through bilateral guide wheel subassembly 6 and conducting block subassembly 7 with silk thread 15, make the tensile force of its silk thread 15 bigger, in this moment, through setting up weight slider 9 and combining weight 8 can balance according to the tensile degree of silk thread 15 in the operation of silk thread 15, thereby make its cutting faster more accurate, avoid causing cutting error because of the lax of its silk thread 15, and start fortune silk subassembly operation 1, combine unilateral guide wheel subassembly 13 and the bilateral guide wheel subassembly 6 that sets up to drive silk thread 15 and carry out reciprocating motion, thereby in order to accomplish the cutting operation, the integrated device simple structure, the cutting is faster more accurate, avoid causing cutting error because of the lax of its silk thread, certain spreading value has.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spark-erosion wire cutting machine tool silk tightening mechanism that reciprocates, includes fortune silk subassembly (1), lower coil holder (2), goes up line frame (3), tapering head subassembly (4), line frame head (5), bilateral guide pulley subassembly (6), conducting block subassembly (7), weight (8), weight slider (9), locking screw (10), weight balancing weight (11), first hexagon socket head cap screw (12), unilateral guide pulley subassembly (13), hexagon socket head cap screw (14) and silk thread (15) in the second, its characterized in that: one side of the silk conveying component (1) is sequentially provided with an upper line frame (3) and a lower line frame (2) from top to bottom, one side, far away from the silk conveying component (1), of the upper line frame (3) is provided with a line frame head (5), the line frame head (5) and the upper line frame (3) are fixedly installed through a taper head component (4), the silk conveying component (1), the line frame head (5) and the lower line frame (2) are linearly connected through a silk thread (15), the line frame head (5) and the lower line frame (2) are fixedly connected through a bilateral guide wheel component (6) and a conductive block component (7), one side, close to the silk conveying component (1), of the upper line frame (3) is provided with a heavy hammer sliding block (9), the bottom of the heavy hammer sliding block (9) is fixedly installed with a heavy hammer balancing weight (11), and the heavy hammer balancing block (11) and the heavy hammer sliding block (9) are, the weight slider (9) and the upper thread frame (3) are fixedly mounted through a weight (8), the weight (8) and the upper thread frame (3) are fixedly mounted through a second hexagon socket head cap screw (14), the weight (8), the weight slider (9) and the silk thread (15) are fixedly connected through a single-side guide wheel assembly (13), and the single-side guide wheel assembly (13), the weight (8) and the weight slider (9) are fixedly mounted through a locking screw (10).

2. The wire-tightening mechanism of a wire-cut electric discharge machine according to claim 1, characterized in that: the heavy hammer (8) is connected with the heavy hammer sliding block (9) in a sliding mode through a sliding rail.

3. The wire-tightening mechanism of a wire-cut electric discharge machine according to claim 1, characterized in that: the locking screw (10), the heavy hammer (8) and the heavy hammer sliding block (9) are fixedly installed through screw holes.

4. The wire-tightening mechanism of a wire-cut electric discharge machine according to claim 1, characterized in that: the lower line frame (2) and the upper line frame (3) are arranged in parallel and are all made of aluminum alloy materials in a customized mode.

5. The wire-tightening mechanism of a wire-cut electric discharge machine according to claim 1, characterized in that: the wire conveying assembly (1) is fixedly provided with a wire conveying disc and is rotationally connected with the wire conveying assembly (1) through a rotating shaft.

6. The wire-tightening mechanism of a wire-cut electric discharge machine according to claim 1, characterized in that: the first inner hexagonal bolt (12) and the second inner hexagonal bolt (14) are respectively provided with two groups or one group, and the surfaces of the two groups or one group of the two groups are coated with antirust paint.