CN212217361U

CN212217361U - Linear cutting electrode wire calibrating device

Info

Publication number: CN212217361U
Application number: CN202020518679.4U
Authority: CN
Inventors: 刘宏彪
Original assignee: Hefei Beiyu Electronic Technology Co ltd
Current assignee: Hefei Beiyu Electronic Technology Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-12-25
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a wire-electrode cutting wire electrode calibrating device, including wire electrode, stand, removal silk frame, fixed silk frame and storage silk section of thick bamboo, it installs with fixed silk frame to remove the silk frame one side of stand and with the vertical direction of stand is perpendicular, it can follow to remove the silk frame the stand reciprocates the upper portion of removing the silk frame is provided with two sets of guide pulleys respectively with the lower part of fixed silk frame set up the metallic channel that is in on the same straight line on the one end lateral wall of removal silk frame and fixed silk frame respectively, the wire electrode via the guide pulley passes the metallic channel one side of stand is provided with the leading wheel, the wire electrode via the leading wheel gets into the guide pulley. Adjusting the distance between the movable wire frame and the fixed wire frame according to workpieces with different thicknesses, thereby realizing the dynamic adjustment of the length of the electrode wire working section; through leading wheel and regulation bracing piece, realize proofreading and correct the straightness that hangs down of wire electrode and part, convenient operation improves machining efficiency.

Description

Linear cutting electrode wire calibrating device

Technical Field

The utility model relates to a lathe linear cutting technical field, in particular to linear cutting wire electrode calibrating device.

Background

When the cutting equipment is used for processing parts, the continuously moving thin metal wire is used as an electrode to carry out pulse spark discharge on the parts, so as to remove metals or cut and form the parts. The equipment can be used for processing superhard steel, hard alloy and various parts with complex and precise shapes, the electrode wire is a fine metal wire made of noble metals such as molybdenum, and the molybdenum wire discharges with a workpiece through a medium to corrode the metal so as to achieve the purpose of cutting and forming the parts.

In the wire cut electric discharge machine, if a product needs to be processed with high precision, the requirement on the perpendicularity of the wire electrode is very high, the wire electrode cannot be accurately and quickly calibrated in actual use, and how to accurately calibrate the perpendicularity of the wire electrode influences the overall processing precision of a machine tool to a great extent.

In addition, for workpieces with different processing thicknesses and variable processing thicknesses of the same workpiece, the vibration degrees of the silk threads are different, and the influences on the processing precision and the surface quality of the workpiece are also different. Shortening the thread guide distance is an effective measure to reduce jitter, otherwise unchanged. In traditional solution, the distance between upper and lower silk frame is adjusted according to fixed processing work piece thickness in advance before processing begins, can not adjust according to specific processing condition, and if the locating distance is too big lead to the electrode wire shake aggravation easily, seriously influence processingquality. Meanwhile, after the distance of the wire frame is changed, the tension degree and the verticality of the wire electrode need to be adjusted again, and the processing quality and the processing efficiency are influenced.

SUMMERY OF THE UTILITY MODEL

To the problem in the background art, the utility model aims to provide a wire cut electrode silk calibrating device.

The utility model discloses a following technical scheme can realize:

the utility model provides a wire cut electrode wire calibrating device, includes electrode wire, stand, removes the silk frame, fixes the silk frame and stores up a silk section of thick bamboo, remove the silk frame and install with fixed silk frame one side of stand and with the vertical direction of stand is perpendicular, remove the silk frame can follow the stand reciprocates remove the upper portion of removing the silk frame and the lower part of fixed silk frame are provided with two sets of guide pulleys respectively remove the wire casing that is in on the same straight line on the one end lateral wall of silk frame and fixed silk frame respectively seted up, the electrode wire via the guide pulley passes the wire casing one side of stand is provided with the leading wheel, the electrode wire via the leading wheel gets into the guide pulley.

Further, the guide wheel is installed in grooves formed in the movable wire frame and the fixed wire frame through a shaft rod, and the outer periphery of the guide wheel protrudes outwards to the outside of the grooves.

Further, the guide wheel comprises an upper guide wheel arranged on the upper part of the movable wire frame and a lower guide wheel arranged on the lower part of the fixed wire frame.

Furthermore, the electrode wire enters the upper guide wheel and the lower guide wheel through the guide wheel in sequence.

Furthermore, a through hole is formed in one end of the movable wire frame, a support rod is sleeved in the through hole, the support rod penetrates through the through hole and extends into the wire guide groove, and an electrode wire support is arranged at the end of the support rod.

Furthermore, the electrode wire support corresponds to the guide wheel.

Compared with the prior art, the utility model, have following advantage:

the utility model discloses the interval of removal silk frame and fixed silk frame can be adjusted according to different thickness work pieces to the wire electrode calibrating device to realize the dynamic adjustment to wire electrode working section length, effectively reduce the shake of wire electrode, and guarantee the rate of tension and the straightness that hangs down of wire electrode in the adjustment process, guarantee processingquality; through leading wheel and regulation bracing piece, realize proofreading and correct the straightness that hangs down of wire electrode and part, convenient operation need not to shut down, improves machining efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a wire electrode calibration device for wire cutting according to the present invention;

FIG. 2 is a schematic structural view of a movable wire frame in the wire electrode calibration device for wire cutting;

fig. 3 is a schematic structural view of the movable wire frame in fig. 2.

In the figure: 1-wire electrode; 2-upright post; 3-moving the wire frame; 4-fixing the wire frame; 5-a wire groove; 6-a guide wheel; 7-a groove; 8-a guide wheel; 9-a silk storage cylinder; 10-a workpiece; 301-upper guide wheel; 302-a via; 303-support bar; 304-electrode wire holder; 401-lower guide wheel.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

As shown in fig. 1-3, a wire electrode calibration device for wire cutting comprises a wire electrode 1, an upright post 2, a movable wire frame 3, a fixed wire frame 4 and a wire storage cylinder 9, wherein the movable wire frame 3 and the fixed wire frame 4 are installed on one side of the upright post 2 and are perpendicular to the upright post 2 in the vertical direction, the movable wire frame 3 can move up and down along the upright post 2, two groups of guide wheels 8 are respectively arranged on the upper portion of the movable wire frame 3 and the lower portion of the fixed wire frame 4, wire guide grooves 5 on the same straight line are respectively formed in the side walls of one ends of the movable wire frame 3 and the fixed wire frame 4, the wire electrode 1 passes through the wire guide grooves 5 through the guide wheels 8, a guide wheel 6 is arranged on one side of the upright post 2, and the wire electrode 1 enters the guide wheels 8 through the guide wheels 6.

In the processing process, the length of the working section of the electrode wire 1 is determined by the distance between the movable wire frame 3 and the guide wheel 8 on the fixed wire frame 4, and the electrode wire 1 enters the guide wheel 8 through the guide wheel 6 to realize the guiding and positioning of the electrode wire. According to the thickness of the workpiece 10, the movable wire frame 3 is adjusted to move up and down along the upright post 2, so that the distance between the movable wire frame 3 and the guide wheel 8 on the fixed wire frame 4 is adjusted, and the purpose of adjusting the length of the working section of the electrode wire is achieved. Effectively reduce the shake of wire electrode, and guarantee the rate of tension and the straightness that hangs down of wire electrode in the adjustment process, guarantee processingquality.

The technical scheme of the utility model in, guide pulley 8 is installed through the axostylus axostyle in the recess 7 of seting up on removal silk frame 3 and the fixed silk frame 4, just guide pulley 8's the outside protrusion of external week extremely outside recess 7. The electrode wire is far away from the movable wire frame 3 and the fixed wire frame 4 through the guide wheels 8 protruding out of the grooves 7, so that the damage of the electrode wire to the wire frame caused by long-time work is avoided, and meanwhile, the electrode wire is ensured to be in a horizontal or vertical state through the matching among the guide wheels 8.

In one embodiment of the present invention, the guide wheel 8 includes an upper guide wheel 301 installed on the upper portion of the movable wire frame 3 and a lower guide wheel 401 installed on the lower portion of the fixed wire frame 4.

The electrode wire 1 sequentially enters the upper guide wheel 301 and the lower guide wheel 401 through the guide wheel 6.

In another embodiment of the present invention, a through hole 302 is disposed at one end of the movable wire frame 3, a support rod 303 is disposed in the through hole 302, the support rod 303 penetrates through the through hole 302 and extends into the wire guide 5, and an electrode wire holder 304 is disposed at an end of the support rod 303.

Wherein, the electrode wire support 304 corresponds to the guide wheel 8.

The electrode wire support 304 is driven to move forward or backward by adjusting the movement of the support rod 303 in the through hole 302, and the vertical angle of the electrode wire is adjusted by adjusting the movement of the electrode wire support 304 on the movable wire frame 3.

In the description of this patent, it is to be understood that the term "center"; "Up"; "Down"; "front"; "Back"; "left"; "Right"; "Top"; "bottom"; "in"; "exterior" and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the patent and simplifying the description, and do not indicate or imply that the referred device or element must have a particular orientation; constructed and operative in a particular orientation and therefore not to be construed as limiting the patent.

Claims

1. A wire electrode wire calibrating device for wire cutting comprises a wire electrode (1), an upright post (2), a movable wire frame (3), a fixed wire frame (4) and a wire storage cylinder (9), wherein the movable wire frame (3) and the fixed wire frame (4) are arranged on one side of the upright post (2) and are vertical to the upright post (2), the wire electrode wire calibrating device is characterized in that the movable wire frame (3) can move up and down along the upright post (2), two groups of guide wheels (8) are respectively arranged on the upper portion of the movable wire frame (3) and the lower portion of the fixed wire frame (4), wire guide grooves (5) which are on the same straight line are respectively formed in the side walls of one ends of the movable wire frame (3) and the fixed wire frame (4), the wire electrode (1) passes through the wire guide wheels (8), guide wheels (6) are arranged on one side of the upright post (2), the electrode wire (1) enters the guide wheel (8) through the guide wheel (6).

2. A wire-cut electrode wire calibrating device according to claim 1, wherein the guide wheel (8) is mounted in a groove (7) formed in the movable wire holder (3) and the fixed wire holder (4) through a shaft, and the outer periphery of the guide wheel (8) protrudes outward beyond the groove (7).

3. A wire-cut electrode wire calibrating device according to claim 1, wherein the guide wheels (8) comprise an upper guide wheel (301) mounted on the upper portion of the movable wire holder (3) and a lower guide wheel (401) mounted on the lower portion of the fixed wire holder (4).

4. A wire electrode calibration device according to claim 3, wherein the wire electrode (1) is guided by the guide wheel (6) to enter the upper guide wheel (301) and the lower guide wheel (401) in sequence.

5. The wire-electrode cutting wire electrode calibration device according to claim 1, wherein a through hole (302) is formed at one end of the movable wire frame (3), a support rod (303) is sleeved in the through hole (302), the support rod (303) penetrates through the through hole (302) and extends into the wire guide groove (5), and an electrode wire holder (304) is arranged at an end of the support rod (303).

6. A wire-electrode cutting wire electrode calibration device according to claim 5, wherein the wire electrode holder (304) corresponds to the guide wheel (8).