CN115673447A - Molybdenum wire punching device for reciprocating wire moving machine tool and using method thereof - Google Patents

Abstract

The invention provides a molybdenum wire perforating device for a reciprocating wire machine tool, which is applied in the field of wire electric discharge cutting technology, and includes a wire storage mechanism and a wire drawing mechanism. The wire storage mechanism includes an auxiliary cylinder sleeved with a wire storage cylinder. The barrel is divided into a wire storage end and a wire receiving end. The wire winding directions of the wire storage end and the wire receiving end are opposite; the perforation device also includes auxiliary plates installed above and below the workpiece to be cut, and at least one guide plate is installed on the auxiliary plate. A wire drawing mechanism for pulling and fixing the metal wire is installed on the auxiliary plate; The plate and the second clamping plate are respectively connected with at least one projection for clamping the metal wire. The two wire drawing mechanisms respectively pull the metal wires to move, relying on the rapid separation and connection of the two wires to achieve fast perforation, which can avoid the staff walking back and forth to thread the wires, which is conducive to improving work efficiency.

Description

Molybdenum wire perforating device for reciprocating wire machine tool and method of use thereof

technical field

The invention belongs to the technical field of wire electric discharge cutting, and in particular relates to a molybdenum wire perforating device for a reciprocating wire machine tool and a method for using the same.

Background technique

Wire-cut EDM, sometimes called wire-cutting. Its basic working principle is to use a continuously moving thin metal wire (called an electrode wire) as an electrode to perform pulse spark discharge on the workpiece to etch the metal and cut it into shape.

Wire EDM technology is a kind of special processing. It is different from traditional processing technology that needs to use mechanical force and mechanical energy to cut, but mainly uses electric energy to realize the processing of materials. Therefore, WEDM technology is not limited by material properties, and can process any hardness, strength, and brittle materials, which occupies a very important position in the current mechanical processing.

Traditional piercing needs to operate the wire storage cylinder to move to one side, remove the molybdenum wire, and then fix it to the wire storage cylinder after piercing. The operator needs to walk back and forth and operate the wire storage cylinder, which takes a long time and the operation is cumbersome.

Contents of the invention

In view of the above-mentioned problems in the prior art, the purpose of the present invention is to provide a molybdenum wire perforating device for a reciprocating wire machine tool and a method of use thereof. Two wire drawing mechanisms respectively pull the metal wire to move to the workpiece to be cut, relying on two The rapid separation and connection of the root metal wires realizes rapid perforation, which can avoid the staff from walking back and forth to thread the wires, and is conducive to improving work efficiency.

A molybdenum wire perforating device for a reciprocating wire machine tool, including a wire storage mechanism and a wire drawing mechanism, the wire storage mechanism includes an auxiliary cylinder, and a wire storage cylinder wrapped with a metal wire is sleeved on the auxiliary cylinder. The wire storage cylinder is divided into a wire storage end and a wire receiving end, and the wire winding directions of the wire storage end and the wire receiving end are opposite;

The perforating device also includes auxiliary boards erected above and below the workpiece to be cut, at least one guide wheel is installed on the auxiliary board, and a wire drawing mechanism is installed on the auxiliary board, and the wire drawing mechanism is used for pulling and fixing said wire;

The wire drawing mechanism includes a slider, the slider is slidably socketed with the auxiliary plate, the first clamping plate is installed on the slider, the first clamping plate is clamped and fixed with the second clamping plate, and the Both the first clamping plate and the second clamping plate are stepped, and the opposite ends of the first clamping plate and the second clamping plate are respectively connected with at least one protrusion for clamping the wire. The section of the bump is trapezoidal.

In order to facilitate wire drawing by the wire drawing mechanism, one end of the metal wire on the wire storage end and the wire collection end is fixedly connected to the wire storage tube, and the other ends are respectively connected with connectors.

In order to realize fast connection and separation, the connecting part is any one of hooks, magnetic blocks and buckles.

In order to facilitate the automatic movement of the wire drawing mechanism, thereby pulling the metal wire to complete the wire threading operation, an electric slide rail is installed on the auxiliary plate, and the slide block is connected with a moving part on the electric slide rail.

In order to facilitate the loading of the wire storage cylinder, the wire storage cylinder is detachably connected to the auxiliary cylinder, and one end of the auxiliary cylinder is connected to the drive shaft of the motor to drive the wire storage cylinder to rotate.

In order to facilitate tensioning of the metal wire, at least one fixed rod is connected to the auxiliary board, and a first telescopic rod is installed on the fixed rod, and guide wheels are installed on the first telescopic rod, and the auxiliary board is connected to There is at least one second telescopic rod on which guide wheels are installed.

In order to clamp and fix the metal wire and the wire drawing mechanism, a connecting rod is installed on the slider, and the connecting rod is connected to the first clamping plate through the connecting block, and the first clamping plate is connected to the second clamping plate through bolts. The board is clamped and fixed.

In order to facilitate the metal wire to move up and down, a third telescopic rod is installed on the slider, and the third telescopic rod is connected to the first clamping plate through a connecting block, and the first clamping plate is connected to the second clamping plate through bolts. The clamping plate is clamped and fixed.

Another aspect of the present invention also proposes a method for using a molybdenum wire perforating device for a reciprocating wire machine tool, comprising the following steps:

S1. Connect one end of the metal wire on the wire storage end and the wire collection end of the wire storage drum to the wire drawing mechanism at the corresponding position respectively;

S2. The wire drawing mechanism pulls the wire through the guide wheel to the position of the workpiece to be cut through the electric slide rail;

S3, take off the metal wire from the wire drawing mechanism, then pass one of the two metal wires through the hole on the workpiece to be cut, and then connect the two metal wires;

S4. Start the motor to drive the auxiliary cylinder to rotate, thereby driving the first wire storage cylinder and the second wire storage cylinder to rotate, so that the interface of the two metal wires is far away from the cutting workpiece;

S5. After the cutting is completed by the metal wire, the connection ends of the two metal wires are separated, and the connection ends of the two metal wires are respectively clamped and fixed by the wire drawing mechanism at the corresponding position.

The process that described metal wire is connected with wire-drawing mechanism comprises the following steps:

After turning the bolt to separate the second clamping plate from the first clamping plate, place the metal wire between the first clamping plate and the second clamping plate, so that the protrusion clamps the metal wire, and then tightens the wire through the bolt. The first clamping plate and the second clamping plate are clamped and fixed.

The beneficial effects of the present invention are: the molybdenum wire perforating device for reciprocating wire machine tool and its use method, the metal wire is clamped and fixed by the protrusions on the first clamping plate and the second clamping plate, through two The wire drawing mechanism respectively pulls the metal wires to move to the workpiece to be cut, relying on the rapid separation and connection of the two metal wires to achieve fast perforation, which can avoid the staff walking back and forth to thread the wire, shorten the working time, and help improve work efficiency.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, and are used together with the embodiments of the present invention to explain the present invention, and do not constitute a limitation to the present invention. In the attached picture:

Fig. 1 is a schematic structural view of the state of the perforating device of the present invention when drawing;

Fig. 2 is a schematic structural view of the perforated state of the perforating device of the present invention;

Fig. 3 is the structural representation of wire drawing mechanism of the present invention;

Fig. 4 is another structural schematic diagram of the drawing mechanism of the present invention.

Marked in the figure: 1, auxiliary cylinder; 2, wire storage cylinder; 4, motor; 5, auxiliary plate; 6, wire drawing mechanism; 601, slider; 602, connecting rod; 603, connecting block; Tight plate; 605, the second clamping plate; 606, bump; 607, the third telescopic rod; 7, the workpiece to be cut; 8, fixed rod; 9, the first telescopic rod; 10, guide wheel; 11, wire ; 12, the second telescopic rod.

Detailed ways

Embodiment one

As shown in Figures 1 to 2, a molybdenum wire perforating device for a reciprocating wire machine tool includes a wire storage mechanism and a wire drawing mechanism 6, the wire storage mechanism includes an auxiliary cylinder 1, and the auxiliary cylinder 1 is sleeved with a winding device The wire storage cylinder 2 of the metal wire 11, the wire storage cylinder 2 and the auxiliary cylinder 1 are detachably connected, and can be fixed by fixing bolts, which is beneficial to the disassembly and fixing of the wire storage cylinder 2, and is convenient for wire loading. One end of the auxiliary cylinder 1 is connected to the motor 4 The drive shaft is connected to drive the wire storage tube 2 to rotate to realize wire collection or wire release.

The wire storage drum 2 is divided into a wire storage end and a wire receiving end, the winding directions of the metal wire 11 at the wire storage end and the wire receiving end are opposite, and the opposite winding is convenient for the two metal wires 11 to be respectively collected and unwound, which is convenient for cutting When rotating the auxiliary cylinder 1, the connecting end is kept away from the workpiece to be cut. One end of the metal wire 11 on the wire storage end and the wire receiving end is fixedly connected with the wire storage cylinder 2, and the other end is respectively connected with a connector, which is a hook, Any one of the magnetic block and buckle can also realize the quick connection of the metal wire 11 by welding, and the quick separation of the metal wire 11 by shearing.

The perforating device also includes auxiliary plates 5 respectively erected above and below the workpiece 7 to be cut. At least one guide wheel 10 is installed on the auxiliary plate 5. The guide wheel 10 is used to guide the direction of the wire 11. The auxiliary plate 5 is equipped with a drawing wire. Mechanism 6, wire drawing mechanism 6 is used for pulling, fixing metal wire 11, and wire drawing mechanism 6 can realize automatic wire drawing function, avoids staff walking back and forth drawing wire, shortens operation time.

The wire drawing mechanism 6 includes a slide block 601, which is slidingly socketed with the auxiliary plate 5, and an electric slide rail is installed on the auxiliary plate 5, and the slide block 601 is connected with a moving part on the electric slide rail, and the electric slide rail is a prior art. It mainly realizes the function of driving the slider 601 to move, and details will not be described here.

A connecting rod 602 is installed on the slider 601, the connecting rod 602 is connected with the first clamping plate 604 through the connecting block 603, the first clamping plate 604 is clamped and fixed with the second clamping plate 605 by bolts, the first clamping plate 604 and the second clamping plate 605 are both stepped, and the opposite ends of the first clamping plate 604 and the second clamping plate 605 are respectively connected with at least one bump 606 for clamping the metal wire 11, the bump 606 The section is trapezoidal, and the protrusion 606 is used to clamp and fix the wire 11 to improve the tightness between the wire 11 and the first clamping plate 604 and the second clamping plate 605 .

The auxiliary board 5 is connected with at least one fixed rod 8, the first telescopic rod 9 is installed on the fixed rod 8, the guide wheel 10 is installed on the first telescopic rod 9, and at least one second telescopic rod 12 is connected on the auxiliary board 5, Guide wheel 10 is installed on the second telescopic link 12, and the first telescopic link 9, the second telescopic link 12 are all used for adjusting the position of guide wheel 10, is convenient to tension wire 11.

Embodiment two

As shown in Figure 4, the structure of this embodiment is basically the same as that of Embodiment 1, the difference being that: a third telescopic rod 607 is installed on the slider 601 of this embodiment, and the third telescopic rod 607 connects with the connecting block 603 The first clamping plate 604 is connected, the first clamping plate 604 is clamped and fixed with the second clamping plate 605 by bolts, and the third telescopic rod 607 drives the first clamping plate 604 and the second clamping plate 605 to move, improving The flexible use of the wire drawing mechanism 6 facilitates moving the metal wire 11 to a suitable position.

Embodiment Three

Another aspect of the present invention also proposes a method for using a molybdenum wire perforating device for a reciprocating wire machine tool, comprising the following steps:

S1. Connect one end of the wire 11 on the wire storage end and the wire collection end of the wire storage drum 2 to the wire drawing mechanism 6 at the corresponding position respectively;

S2. The wire drawing mechanism 6 pulls the metal wire 11 through the guide wheel 10 to the position of the workpiece 7 to be cut through the electric slide rail;

S3, remove the wire 11 from the wire drawing mechanism 6, then pass one of the two wires 11 through the hole on the workpiece 7 to be cut, and then connect the two wires 11;

S4, start the motor 4 to drive the auxiliary cylinder 1 to rotate, thereby driving the first wire storage cylinder 2 and the second wire storage cylinder 3 to rotate, so that the interface of the two metal wires 11 is far away from the cutting workpiece 7;

S5. After the cutting is completed by the metal wires 11, the connecting ends of the two metal wires 11 are separated, and the connecting ends of the two metal wires 11 are respectively clamped and fixed by the wire drawing mechanism 6 at the corresponding position.

The process that metal wire 11 is connected with drawing mechanism 6 comprises the steps:

After turning the bolt to separate the second clamping plate 605 from the first clamping plate 604, the wire 11 is placed between the first clamping plate 604 and the second clamping plate 605, so that the projection 606 holds the wire 11 clamping, and then clamp and fix the first clamping plate 604 and the second clamping plate 605 by bolts.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still understand the foregoing embodiments The recorded technical solutions are modified, or some of the technical features are equivalently replaced. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A molybdenum wire perforating device for a reciprocating wire-moving machine tool comprises a wire storage mechanism and a wire drawing mechanism (6), and is characterized in that the wire storage mechanism comprises an auxiliary cylinder (1), a wire storage cylinder (2) wound with a metal wire (11) is sleeved on the auxiliary cylinder (1), the wire storage cylinder (2) is divided into a wire storage end and a wire collection end, and the winding directions of the metal wire (11) at the wire storage end and the wire collection end are opposite;

the punching device further comprises auxiliary plates (5) erected above and below the workpiece (7) to be cut respectively, at least one guide wheel (10) is mounted on the auxiliary plates (5), a wire drawing mechanism (6) is mounted on the auxiliary plates (5), and the wire drawing mechanism (6) is used for drawing and fixing the metal wire (11);

the wire drawing mechanism (6) comprises a sliding block (601), the sliding block (601) is in sliding sleeve connection with an auxiliary plate (5), a first clamping plate (604) is mounted on the sliding block (601), the first clamping plate (604) is fixedly clamped with a second clamping plate (605), the first clamping plate (604) and the second clamping plate (605) are both in a step shape, one opposite ends of the first clamping plate (604) and the second clamping plate (605) are respectively connected with at least one protruding block (606) used for clamping a metal wire (11), and the cross section of the protruding block (606) is trapezoidal.

2. The molybdenum wire perforating device for the reciprocating wire feeding machine tool as claimed in claim 1, wherein one end of the metal wire (11) on the wire storage end and the wire take-up end is fixedly connected with the wire storage cylinder (2), and the other end is respectively connected with a connecting piece.

3. The molybdenum wire perforating device for the reciprocating wire feeding machine as claimed in claim 2, wherein the connecting member is any one of a hook, a magnetic block, and a snap.

4. The molybdenum wire perforating device for reciprocating wire-moving machine tool according to claim 1, characterized in that the auxiliary plate (5) is equipped with an electric slide rail, and the slide block (601) is connected with a moving member on the electric slide rail.

5. The molybdenum wire perforating device for reciprocating wire feeding machine tool as claimed in claim 1, characterized in that the wire storage cylinder (2) is detachably connected with an auxiliary cylinder (1), and one end of the auxiliary cylinder (1) is connected with a driving shaft of a motor (4) for driving the wire storage cylinder (2) to rotate.

6. Molybdenum wire perforating device for reciprocating wire-moving machines as in claim 1, characterized in that at least one fixed rod (8) is connected to said auxiliary plate (5), a first telescopic rod (9) is mounted on said fixed rod (8), a guide wheel (10) is mounted on said first telescopic rod (9), at least one second telescopic rod (12) is connected to said auxiliary plate (5), a guide wheel (10) is mounted on said second telescopic rod (12).

7. The molybdenum wire perforating device for the reciprocating wire feeding machine tool as claimed in claim 1, wherein a connecting rod (602) is mounted on the sliding block (601), the connecting rod (602) is connected with a first clamping plate (604) through a connecting block (603), and the first clamping plate (604) is clamped and fixed with a second clamping plate (605) through a bolt.

8. The molybdenum wire perforating device for reciprocating wire feeding machines according to any one of claims 1 to 7, characterized in that a third telescopic rod (607) is mounted on the slide block (601), the third telescopic rod (607) is connected with a first clamping plate (604) through a connecting block (603), and the first clamping plate (604) is clamped and fixed with a second clamping plate (605) through a bolt.

9. Use of a molybdenum wire perforating device for reciprocating wire-moving machines according to any of claims 1 to 7, characterized by comprising the following steps:

s1, connecting one end of a metal wire (11) on a wire storage end and a wire receiving end of a wire storage cylinder (2) with a wire drawing mechanism (6) in a corresponding position respectively;

s2, the wire drawing mechanism (6) draws the metal wire (11) to the position of the workpiece (7) to be cut through the guide wheel (10) through the electric slide rail;

s3, taking down the metal wires (11) from the wire drawing mechanism (6), and connecting the two metal wires (11) after one metal wire (11) of the two metal wires (11) penetrates through a hole in a workpiece (7) to be cut;

s4, starting the motor (4) to drive the auxiliary cylinder (1) to rotate, so as to drive the wire storage cylinder (2) to rotate, and enabling the interfaces of the two metal wires (11) to be far away from the belt cutting workpiece (7);

and S5, after the cutting is finished through the metal wires (11), separating the connecting ends of the two metal wires (11), and clamping and fixing the connecting ends of the two metal wires (11) through the wire drawing mechanisms (6) at corresponding positions.

10. Use of the molybdenum wire perforating device for reciprocating wire-moving machines according to claim 9, characterized in that the process of connecting the metal wire (11) with the drawing mechanism (6) comprises the following steps:

after the bolt is screwed to separate the second clamping plate (605) from the first clamping plate (604), the metal wire (11) is placed between the first clamping plate (604) and the second clamping plate (605), the metal wire (11) is clamped by the convex block (606), and then the first clamping plate (604) and the second clamping plate (605) are clamped and fixed through the bolt.

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