Linear cutting machine tool with double-wire operation structure

Abstract

The utility model provides a linear cutting machine tool with a double-wire operation structure, which comprises a supporting and assembling mechanism, a workpiece bearing mechanism, a molybdenum wire winding and unwinding mechanism, a taper adjusting mechanism, a molybdenum wire tensioning mechanism and a return wire guide mechanism, and further comprises a fixed bracket assembly, a copper wire unwinding assembly, a movable bracket assembly, a copper wire tensioning assembly and a copper wire traction assembly, according to the linear cutting machine tool, a copper wire operation structure composed of a fixed supporting assembly, a copper wire unwinding assembly, a movable supporting assembly, a copper wire tensioning assembly and a copper wire traction assembly is arranged on a machine tool body, and copper wires are unwound through an unwinding roller, an unwinding guide roller and a steering wheel disc; a copper wire is tensioned through the input guide wheel, the tensioning main wheel, the tensioning auxiliary wheel and the output guide wheel, the copper wire output from the tensioning main wheel can be output from the output guide wheel and is output from the wire returning guide mechanism after entering the taper adjusting assembly, a molybdenum wire or the copper wire can be conveniently selected as a cutting wire according to needs, operation is more convenient, and the machining efficiency can be improved easily.

Description

Technical Field

[0001] The utility model relates to a wire cutting machine tool, in particular to a wire cutting machine tool with a double-wire running structure. Background Art

[0002] A typical wire cutting machine tool, as described in patent document CN203804355U, includes a machine tool body, a workbench, an upper wire rack and a lower wire rack, the workbench, the upper wire rack and the lower wire rack together form a cutting work area, and a protective cover is provided on the workbench to cover the outside of the cutting work area, the protective cover is composed of a cover body and a cover door detachably mounted on the cover body, and a transparent observation window is provided on the cover door. The electrode wire of this wire cutting machine tool is generally composed of a single molybdenum wire, which has a high melting point, good high temperature strength and corrosion resistance, and can maintain stable cutting performance under high spark energy. However, copper wire has good electrical conductivity and processing performance, can effectively conduct current and form electric sparks, so as to perform high-speed and efficient cutting. In the processing of some workpieces that need to be rough cut, copper wire needs to be set as cutting wire. This wire cutting machine tool does not have an independent copper wire conveying structure, and it takes a lot of time to replace the cutting wire on the original wire storage structure, which affects the improvement of production efficiency. Therefore, it is necessary to optimize the structure of this wire cutting machine tool to overcome the above-mentioned defects. Utility Model Content

[0003] The utility model aims to provide a wire cutting machine tool with a double-wire running structure, so as to facilitate the cutting wire replacement operation and improve the processing efficiency.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A wire cutting machine tool with a double-wire running structure, comprising:

[0006] A support assembly mechanism having an assembly space therein;

[0007] A workpiece bearing mechanism, which is installed in the supporting assembly mechanism through a movable connection structure, can move in the supporting assembly mechanism, and has a workpiece bearing space inside, which can carry the workpiece to move position;

[0008] A molybdenum wire retracting and unreeling mechanism is installed in the supporting assembly mechanism through a movable connection structure, can be operated in the supporting assembly mechanism, has a molybdenum wire storage space inside, and can perform reeling and unreeling operations on the molybdenum wire;

[0009] The taper adjustment mechanism is installed in the support assembly mechanism through a movable connection structure, and can adjust the position in the support assembly mechanism. The taper adjustment mechanism is connected with the molybdenum wire retracting mechanism and corresponds to the position of the workpiece bearing mechanism. The molybdenum wire in the molybdenum wire retracting mechanism can enter the taper adjustment mechanism, and the taper adjustment mechanism adjusts the output taper of the molybdenum wire;

[0010] A molybdenum wire tensioning mechanism, which is installed in the supporting assembly mechanism through a movable connection structure and is located between the molybdenum wire retracting mechanism and the taper adjustment mechanism, and can adjust the tension of the molybdenum wire;

[0011] The wire return guide mechanism is installed in the supporting assembly mechanism and is located between the taper adjustment mechanism and the molybdenum wire taking-up and releasing mechanism. The molybdenum wire output from the taper adjustment mechanism can be sent back to the molybdenum wire taking-up and releasing mechanism through the wire return guide mechanism. The wire return guide mechanism guides the sending back process. The workpiece on the workpiece bearing mechanism can be cut through the molybdenum wire between the taper adjustment mechanism and the molybdenum wire taking-up and releasing mechanism.

[0012] Also includes:

[0013] A fixed support assembly, which is installed in the support assembly mechanism and has an installation space inside;

[0014] A copper wire unwinding assembly is installed in the fixed support assembly through a movable connection structure, can be operated in the fixed support assembly, and has a copper wire storage space inside, which can unwind the copper wire;

[0015] A movable support assembly, which is installed in the taper adjustment mechanism and can be adjusted along with the taper adjustment mechanism, and corresponds to the position of the fixed support assembly;

[0016] A copper wire tensioning assembly, which is installed in the movable support assembly through a movable connection mechanism and can be operated in the movable support assembly. It is connected with the copper wire unwinding assembly and the taper adjustment mechanism, and can perform a tensioning operation on the copper wire output by the copper wire unwinding assembly, and allows the copper wire to enter the wire return guide mechanism after being output through the taper adjustment mechanism;

[0017] A copper wire pulling component is installed in the supporting assembly mechanism through a movable connection structure and corresponds to the position of the wire return guide mechanism. The copper wire pulling component pulls the copper wire output by the wire return guide mechanism.

[0018] The fixed support assembly includes:

[0019] The fixed support plate is arranged vertically and is installed on the supporting assembly mechanism through a fixed connecting piece, and its position corresponds to the taper adjustment mechanism.

[0020] Copper wire unwinding components include:

[0021] An unwinding drum, which is installed in the middle of the fixed support plate through a rotating shaft, and has a copper wire winding space on its outer wall, and can unwind the copper wire when it rotates;

[0022] The unwinding guide roller is installed on the upper part of the fixed support plate through a rotating shaft and corresponds to the position of the unwinding drum. The copper wire output from the unwinding drum can be wound around the upper part of the unwinding guide roller, and the unwinding guide roller guides its movement process;

[0023] A steering wheel is installed at the lower part of the fixed support plate through a rotating shaft and corresponds to the position of the unwinding guide roller. The copper wire output from the unwinding guide roller can be wound around the lower part of the steering wheel, and its moving path is steered by the steering wheel.

[0024] The movable support assembly includes:

[0025] The movable support plate is arranged vertically and installed in the taper adjustment mechanism through a fixed connecting piece, and its position can be adjusted together with the taper adjustment structure.

[0026] The copper wire tensioning assembly includes:

[0027] Input guide wheels, which are provided with a pair, each of which is respectively installed at the two ends of the top of the movable support plate through a rotating shaft, and the copper wire output from the steering wheel can be wound around the top of the input guide wheels;

[0028] A tensioning main wheel, which is installed in the middle of the movable support plate through a rotating shaft, and an elastic ring sleeve is provided on its outer wall;

[0029] A tensioning auxiliary wheel is provided, and each tensioning auxiliary wheel is installed at the middle of the movable support plate through a rotating shaft, and is arranged around the circumference of the tensioning main wheel and abuts against the elastic ring sleeve. The copper wire output from the input guide wheel can pass between the tensioning main wheel and the tensioning auxiliary wheel;

[0030] An output guide wheel is provided with a pair of output guide wheels, each of which is installed at the bottom of the movable support plate and is located below the tensioning main wheel. A gap is left between the output guide wheels for the copper wire to pass through. The copper wire output from the tensioning main wheel can be output from between the output guide wheels and enter the taper adjustment assembly.

[0031] Copper wire pulling components include:

[0032] A pair of traction guide wheels are provided, each traction guide wheel is installed in the supporting assembly mechanism through a rotating shaft, corresponds to the position of the wire return guide mechanism, and is connected to the winding device. A gap is left between the traction guide wheels for the copper wire to pass through. The copper wire output from the wire return guide mechanism can pass between the traction guide wheels and enter the winding device.

[0033] In one embodiment of the utility model, a synchronous gear is provided on the outer wall of the traction guide wheel, and the synchronous gears are meshed with each other to make the traction guide wheels run synchronously.

[0034] The advantages of the utility model are:

[0035] The wire cutting machine is provided with a copper wire running structure consisting of a fixed support assembly, a copper wire unwinding assembly, a movable support assembly, a copper wire tensioning assembly and a copper wire pulling assembly on the machine body, so that the machine tool has both a molybdenum wire running structure and a copper wire running structure. The copper wire is unwound by the unwinding drum, the unwinding guide roller and the steering wheel, and the copper wire is tensioned by the input guide wheel, the tensioning main wheel, the tensioning auxiliary wheel and the output guide wheel. The copper wire output from the tensioning main wheel can be output from between the output guide wheels, and then output from the wire return guide mechanism after entering the taper adjustment assembly, so that molybdenum wire or copper wire can be selected as the cutting wire according to the needs, and the operation is more convenient, which is conducive to improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 It is a front structural schematic diagram of a wire cutting machine tool with a double-wire running structure proposed by the utility model;

[0037] Figure 2 This is a schematic diagram of the back structure of the wire cutting machine;

[0038] Figure 3 yes Figure 1 A magnified close-up of center A. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. The components of the embodiment of the utility model generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiment of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0040] like Figure 1 to Figure 3As shown, the wire cutting machine with a double-wire running structure proposed by the utility model includes a supporting assembly mechanism 110, a workpiece carrying mechanism 120, a molybdenum wire taking-up and releasing mechanism 130, a taper adjustment mechanism 140, a molybdenum wire tensioning mechanism 150 and a wire return guide mechanism 160, wherein the supporting assembly mechanism has an assembly space, the workpiece carrying mechanism is installed in the supporting assembly mechanism through a movable connection structure, can be moved in the supporting assembly mechanism, has a workpiece carrying space inside, can carry the workpiece to move position, the molybdenum wire taking-up and releasing mechanism is installed in the supporting assembly mechanism through a movable connection structure, can be operated in the supporting assembly mechanism, has a molybdenum wire storage space inside, can perform winding and unwinding operations on the molybdenum wire, the taper adjustment mechanism is installed in the supporting assembly mechanism through a movable connection structure, can adjust the position in the supporting assembly mechanism, is connected with the molybdenum wire taking-up and releasing mechanism, and corresponds to the position of the workpiece carrying mechanism, the molybdenum wire taking-up and releasing mechanism The molybdenum wire in the structure can enter the taper adjustment mechanism, and the taper adjustment mechanism can adjust the output taper of the molybdenum wire. The molybdenum wire tensioning mechanism is installed in the supporting assembly mechanism through a movable connection structure, and is located between the molybdenum wire retracting mechanism and the taper adjustment mechanism, and can adjust the tension of the molybdenum wire. The wire return guide mechanism is installed in the supporting assembly mechanism, and is located between the taper adjustment mechanism and the molybdenum wire retracting mechanism. It corresponds to the position of the workpiece supporting mechanism. The molybdenum wire output from the taper adjustment mechanism can be returned to the molybdenum wire retracting mechanism through the wire return guide mechanism, and the returning process is guided by the wire return guide mechanism. The workpiece on the workpiece supporting mechanism can be cut through the molybdenum wire between the taper adjustment mechanism and the molybdenum wire retracting mechanism. The specific structures of the supporting assembly mechanism, the workpiece supporting mechanism, the molybdenum wire retracting mechanism, the taper adjustment mechanism, the molybdenum wire tensioning mechanism and the wire return guide mechanism adopt the existing technology, so they are not described in detail.

[0041] The wire cutting machine tool also includes a fixed support component, a copper wire unwinding component, a movable support component, a copper wire tensioning component and a copper wire pulling component. The fixed support component is installed in the supporting assembly mechanism and has an installation space inside. The copper wire unwinding component is installed in the fixed support component through a movable connection structure and can be operated in the fixed support component. The copper wire storage space is provided inside the fixed support component and can be used to unwind the copper wire. The movable support component is installed in the taper adjustment mechanism and can adjust its position together with the taper adjustment mechanism. The position of the movable support component corresponds to that of the fixed support component. The copper wire tensioning component is installed in the movable support component through a movable connection mechanism and can be used to operate in the movable support component. The copper wire is connected with the copper wire unwinding component and the taper adjustment mechanism and can be used to tension the copper wire output by the copper wire unwinding component and enter the wire return guide mechanism after being output through the taper adjustment mechanism. The copper wire pulling component is installed in the supporting assembly mechanism through a movable connection structure and corresponds to the position of the wire return guide mechanism. The copper wire output by the wire return guide mechanism is pulled by the copper wire pulling component.

[0042] In this embodiment, the fixed support assembly includes a fixed support plate 210, which is arranged vertically and installed on the support assembly mechanism through a fixed connection piece, and its position corresponds to the taper adjustment mechanism.

[0043] The copper wire unwinding assembly includes an unwinding drum 220, an unwinding guide roller 230 and a steering wheel 240. The unwinding drum is installed at the middle of the fixed support plate through a rotating shaft, and its outer wall has a copper wire winding space, which can unwind the copper wire when it rotates. The unwinding guide roller is installed at the upper part of the fixed support plate through a rotating shaft and corresponds to the position of the unwinding drum. The copper wire output from the unwinding drum can be wound around the upper part of the unwinding guide roller, and its movement process is guided by the unwinding guide roller. The steering wheel is installed at the lower part of the fixed support plate through a rotating shaft and corresponds to the position of the unwinding guide roller. The copper wire output from the unwinding guide roller can be wound around the lower part of the steering wheel, and its moving path is steered by the steering wheel.

[0044] The movable support assembly includes a movable support plate 250, which is arranged vertically and installed in the taper adjustment mechanism through a fixed connection piece, and can adjust its position together with the taper adjustment structure.

[0045] The copper wire tensioning assembly includes an input guide wheel 260, a tensioning main wheel 270, a tensioning auxiliary wheel 280 and an output guide wheel 290. A pair of input guide wheels are provided, each of which is installed at the two ends of the top of the movable support plate through a rotating shaft. The copper wire output from the steering wheel can pass around the top of the input guide wheel. The tensioning main wheel is installed in the middle of the movable support plate through a rotating shaft, and an elastic ring sleeve is provided on its outer wall. A group of tensioning auxiliary wheels are provided, each of which is installed in the middle of the movable support plate through a rotating shaft, which is arranged circumferentially around the tensioning main wheel and abuts against the elastic ring sleeve. The copper wire output from the input guide wheel can pass between the tensioning main wheel and the tensioning auxiliary wheel. A pair of output guide wheels are provided, each of which is installed at the bottom of the movable support plate and is located below the tensioning main wheel. A gap is left between the output guide wheels for the copper wire to pass through. The copper wire output from the tensioning main wheel can be output from between the output guide wheels and enter the taper adjustment assembly.

[0046] The copper wire traction assembly includes a traction guide wheel, and a pair of traction guide wheels are provided. Each traction guide wheel is installed in the supporting assembly mechanism through a rotating shaft, corresponds to the position of the return wire guide mechanism, and is connected with the winding device. A gap is left between the traction guide wheels for the copper wire to pass through. The copper wire output from the return wire guide mechanism can pass between the traction guide wheels and enter the winding device.

[0047] In this embodiment, the outer wall of the traction guide wheel is provided with a synchronous gear, and the synchronous gears are meshed with each other to make the traction guide wheel run synchronously.

[0048] In this embodiment, since the molybdenum wire in the molybdenum wire retracting mechanism is a commonly used cutting wire and the copper wire in the copper wire unwinding assembly is a cutting wire for short-term use, the winding equipment is not installed in the supporting assembly mechanism. When the molybdenum wire is used as the cutting wire, the copper wire should be removed from the taper adjustment mechanism and the wire return guide mechanism. When the copper wire is used as the cutting wire, the molybdenum wire should be removed from the taper adjustment mechanism and the wire return guide mechanism to avoid mutual influence. When the copper wire is used as a cutting wire, its loss is large, so it is not returned to the copper wire winding assembly. The length of the copper wire in the copper wire winding assembly should meet the required length of the cutting path.

[0049] In the description of the present utility model, it should be noted that when terms such as "upper", "lower", "inner", "outer", "left", "right" and the like indicating orientation or positional relationship appear, it should be understood that the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the utility model product is usually placed when in use, or the orientation or positional relationship commonly understood by those skilled in the art, is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the equipment or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, when terms such as "first" and "second" appear, they are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless otherwise clearly specified and limited, terms such as "installation", "setting", and "connection" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

Claims

1. A wire cutting machine tool with a double-wire running structure, comprising: A support assembly mechanism having an assembly space therein; A workpiece bearing mechanism, which is installed in the supporting assembly mechanism through a movable connection structure, can move in the supporting assembly mechanism, and has a workpiece bearing space inside, which can carry the workpiece to move position; A molybdenum wire retracting and unreeling mechanism is installed in the supporting assembly mechanism through a movable connection structure, can be operated in the supporting assembly mechanism, has a molybdenum wire storage space inside, and can perform reeling and unreeling operations on the molybdenum wire; The taper adjustment mechanism is installed in the support assembly mechanism through a movable connection structure, and can adjust the position in the support assembly mechanism. The taper adjustment mechanism is connected with the molybdenum wire retracting mechanism and corresponds to the position of the workpiece bearing mechanism. The molybdenum wire in the molybdenum wire retracting mechanism can enter the taper adjustment mechanism, and the taper adjustment mechanism adjusts the output taper of the molybdenum wire; A molybdenum wire tensioning mechanism, which is installed in the supporting assembly mechanism through a movable connection structure and is located between the molybdenum wire retracting mechanism and the taper adjustment mechanism, and can adjust the tension of the molybdenum wire; The wire return guide mechanism is installed in the supporting assembly mechanism and is located between the taper adjustment mechanism and the molybdenum wire taking-up and releasing mechanism. The molybdenum wire output from the taper adjustment mechanism can be sent back to the molybdenum wire taking-up and releasing mechanism through the wire return guide mechanism. The wire return guide mechanism guides the sending back process. The workpiece on the workpiece bearing mechanism can be cut through the molybdenum wire between the taper adjustment mechanism and the molybdenum wire taking-up and releasing mechanism. It is characterized by further comprising: A fixed support assembly, which is installed in the support assembly mechanism and has an installation space inside; A copper wire unwinding assembly is installed in the fixed support assembly through a movable connection structure, can be operated in the fixed support assembly, and has a copper wire storage space inside, which can unwind the copper wire; A movable support assembly, which is installed in the taper adjustment mechanism and can be adjusted along with the taper adjustment mechanism, and corresponds to the position of the fixed support assembly; A copper wire tensioning assembly, which is installed in the movable support assembly through a movable connection mechanism and can be operated in the movable support assembly. It is connected with the copper wire unwinding assembly and the taper adjustment mechanism, and can perform a tensioning operation on the copper wire output by the copper wire unwinding assembly, and allows the copper wire to enter the wire return guide mechanism after being output through the taper adjustment mechanism; A copper wire pulling component is installed in the supporting assembly mechanism through a movable connection structure and corresponds to the position of the wire return guide mechanism. The copper wire pulling component pulls the copper wire output by the wire return guide mechanism.

2. A wire cutting machine tool with a double-wire running structure according to claim 1, characterized in that: The fixed support assembly includes: The fixed support plate is arranged vertically and is installed on the supporting assembly mechanism through a fixed connecting piece, and its position corresponds to the taper adjustment mechanism.

3. The wire cutting machine tool with a double-wire running structure according to claim 2, characterized in that: Copper wire unwinding components include: An unwinding drum, which is installed in the middle of the fixed support plate through a rotating shaft, and has a copper wire winding space on its outer wall, and can unwind the copper wire when it rotates; The unwinding guide roller is installed on the upper part of the fixed support plate through a rotating shaft and corresponds to the position of the unwinding drum. The copper wire output from the unwinding drum can be wound around the upper part of the unwinding guide roller, and the unwinding guide roller guides its movement process; A steering wheel is installed at the lower part of the fixed support plate through a rotating shaft and corresponds to the position of the unwinding guide roller. The copper wire output from the unwinding guide roller can be wound around the lower part of the steering wheel, and its moving path is steered by the steering wheel.

4. The wire cutting machine tool with a double-wire running structure according to claim 3, characterized in that: The movable support assembly includes: The movable support plate is arranged vertically and installed in the taper adjustment mechanism through a fixed connecting piece, and its position can be adjusted together with the taper adjustment structure.

5. The wire cutting machine tool with a double-wire running structure according to claim 4, characterized in that: The copper wire tensioning assembly includes: Input guide wheels, which are provided with a pair, each of which is respectively installed at the two ends of the top of the movable support plate through a rotating shaft, and the copper wire output from the steering wheel can be wound around the top of the input guide wheels; A tensioning main wheel, which is installed in the middle of the movable support plate through a rotating shaft, and an elastic ring sleeve is provided on its outer wall; A tensioning auxiliary wheel is provided, and each tensioning auxiliary wheel is installed at the middle of the movable support plate through a rotating shaft, and is arranged around the circumference of the tensioning main wheel and abuts against the elastic ring sleeve. The copper wire output from the input guide wheel can pass between the tensioning main wheel and the tensioning auxiliary wheel; An output guide wheel is provided with a pair of output guide wheels, each of which is installed at the bottom of the movable support plate and is located below the tensioning main wheel. A gap is left between the output guide wheels for the copper wire to pass through. The copper wire output from the tensioning main wheel can be output from between the output guide wheels and enter the taper adjustment assembly.

6. The wire cutting machine tool with a double-wire running structure according to claim 5, characterized in that: Copper wire pulling components include: A pair of traction guide wheels are provided, each traction guide wheel is installed in the supporting assembly mechanism through a rotating shaft, corresponds to the position of the wire return guide mechanism, and is connected to the winding device. A gap is left between the traction guide wheels for the copper wire to pass through. The copper wire output from the wire return guide mechanism can pass between the traction guide wheels and enter the winding device.

7. The wire cutting machine tool with a double-wire running structure according to claim 6, characterized in that: The outer wall of the traction guide wheel is provided with a synchronous gear, and the synchronous gears mesh with each other to make the traction guide wheel run synchronously.

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