CN209754212U

CN209754212U - Linear cutting machine

Info

Publication number: CN209754212U
Application number: CN201920153451.7U
Authority: CN
Inventors: 朱国庆
Original assignee: Kunshan Jingxin Mould Co Ltd
Current assignee: Kunshan Jingxin Mould Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2019-12-10
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a linear cutting machine, which comprises a machine tool body and a working fluid circulating device, wherein a supporting groove is arranged on the machine tool body, and a clamping mechanism is arranged on the supporting groove; the working liquid circulating device comprises a first liquid collecting tank, a filter tank, a water return pipe and a water spraying head, wherein an opening is formed in the top surface of the first liquid collecting tank, a second guide rail is fixed on the top surface of the first liquid collecting tank, a sliding block matched with the second guide rail is arranged on the bottom surface of the filter tank, the filter tank is connected to the second guide rail in a sliding mode through the sliding block, a connecting hole is formed in the bottom surface of the supporting groove and communicated with the water return pipe, and water in the water return pipe flows into the filter tank; the first liquid collecting tank is communicated with a second liquid collecting tank through a water pipe, a water feeding pipe is arranged on the top surface of the second liquid collecting tank and connected with a water spraying head, and the water spraying head is positioned above the clamping mechanism; the working solution circulating device can collect, filter and recycle the sprayed working solution, so that the resource is saved, and the service performance of the device is improved.

Description

Linear cutting machine

Technical Field

The utility model relates to the technical field of machine tools, concretely relates to linear cutting machine.

Background art:

When the line cutting machine tool is used for researching the phenomenon and the reason of the corrosion and the damage of a switch contact by spark discharge, the Lazalinke couple discovers that the instantaneous high temperature of electric sparks can melt and oxidize local metal to be corroded, and accordingly, the electric spark machining method is created and invented.

The linear cutting machine includes three major parts of mechanical, electrical and working liquid systems, and the working liquid system generally comprises a working liquid tank, a working liquid pump, a liquid inlet pipe and the like. The main function is to take away the discharge heat to cool the electrode wire and the workpiece, remove the electric corrosion product, etc. How to reasonably design the working fluid system and how to recycle the working fluid in the working fluid system is one of the shells studied by us. The mechanical system is the basis of the whole machine tool and affects the precision and the service life of the whole machine tool. The mechanical system comprises a workpiece clamp, and how to clamp a workpiece quickly and effectively and how to ensure the accuracy of the clamping position of the workpiece is also one of the problems discussed by people.

Disclosure of Invention

An object of the utility model is to provide a wire cut electrical discharge machining bed to solve one of the above-mentioned multinomial defect or defect that leads to among the prior art.

In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:

A linear cutting machine comprises a machine tool body and a working fluid circulating device, wherein a supporting groove is formed in the machine tool body, a clamping mechanism is arranged on the supporting groove, and the clamping mechanism is used for clamping a workpiece; the working fluid circulating device comprises a first fluid collecting tank, a filter tank, a water return pipe and a water spraying head, wherein an opening is formed in the top surface of the first fluid collecting tank, a second guide rail is fixed on the top surface of the first fluid collecting tank, a sliding block matched with the second guide rail is arranged on the bottom surface of the filter tank, the filter tank is connected to the second guide rail in a sliding mode through the sliding block, a connecting hole is formed in the bottom surface of the supporting groove and communicated with the water return pipe, and water in the water return pipe flows into the filter tank; the first liquid collecting tank is communicated with a second liquid collecting tank through a water pipe, a water feeding pipe is arranged on the top surface of the second liquid collecting tank and connected with the water spraying head, and the water spraying head is positioned above the clamping mechanism; the machine tool body further comprises a wire electrode, and the wire electrode is used for machining a workpiece in the clamping mechanism.

further, the machine tool body further comprises an X-direction screw rod mechanism and a Y-direction screw rod mechanism, the X-direction screw rod mechanism is fixed on the machine tool body, the Y-direction screw rod mechanism is fixed on the X-direction screw rod mechanism, and the support groove is fixed on the Y-direction screw rod mechanism.

Furthermore, a support rod is arranged in the support groove, and the clamping mechanism is fixed on the support rod; the support groove is internally provided with two groups of fixing seats, the two groups of fixing seats are symmetrical about the center line of the support groove, and the support rod is fixed on the fixing seats.

Furthermore, the clamping mechanism comprises two fixed guide rails, the two fixed guide rails are respectively fixed on the support rods on the two groups of fixed seats, a fixed clamping block is fixedly connected between the two fixed guide rails, and the movable clamping block is slidably connected between the two fixed guide rails; and a connecting screw rod is connected between the movable clamping block and the fixed clamping block, and the movable clamping block moves towards the direction far away from or close to the fixed clamping block by rotating the connecting screw rod.

The utility model has the advantages that:

1. the utility model can collect, filter and recycle the sprayed working fluid through the arranged working fluid circulating device, thereby saving resources and improving the service performance of the device;

2. the utility model discloses the clamping mechanism who sets up, the fixed work piece of mode through fixed clamp splice and activity clamp splice combination, simple structure, fixed effectual, and easily operation.

Drawings

Fig. 1 is a schematic view of the overall structure of a linear cutting machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of the overall structure of a wire-cut electrical discharge machining apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view showing the connection between the supporting groove and the supporting rod of the wire cutting machine according to the embodiment of the present invention;

FIG. 4 is a schematic view showing the connection between the filter tank and the first header tank of the wire cut electrical discharge machining apparatus according to the embodiment of the present invention;

Fig. 5 is a schematic view of a clamping mechanism in a wire-cut electrical discharge machining apparatus according to an embodiment of the present invention.

wherein: 1. a base frame; 2. an X-direction screw mechanism; 3. a Y-direction screw mechanism; 4. a support groove; 5. a support bar; 6. a clamping mechanism; 11. a hinge door; 12. a wire electrode; 41. a fixed seat; 71. a sprinkler head; 72. a water return pipe; 73. a water supply pipe; 74. a filter box; 75. a first header tank; 76. a second header tank; 77. connecting holes; 751. a second guide rail; 61. fixing the guide rail; 62. a movable clamping block; 63. connecting a screw rod; 64. a fixing pin hole; 65. and fixing the clamping block.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 5, a wire cut electrical discharge machining apparatus includes a machine body and a working fluid circulating device for circulating and reusing a working fluid discharged from the machine. The machine tool body comprises an X-direction screw rod mechanism 2 and a Y-direction screw rod mechanism 3, the X-direction screw rod mechanism is fixed on a base of the machine tool body, and the X-direction screw rod mechanism 2 is used for controlling a clamping mechanism 6 to move towards the X direction. Specifically, X direction screw mechanism 2 includes lead screw seat, lead screw, servo motor and slider, servo motor fixes the one end in the lead screw seat outside, and the lead screw is fixed in the lead screw seat and is connected with servo motor, and servo motor rotates and drives the lead screw at the lead screw seat internal rotation, and the lead screw rotates and drives the slider rather than being connected and be linear motion, is connected with Y direction screw mechanism 3 on the slider. The Y-direction screw rod mechanism 3 and the X-direction screw rod mechanism 2 have the same structure, and the Y-direction screw rod mechanism 3 is used for controlling the clamping mechanism 6 to move towards the Y direction. The X-direction screw rod mechanism 2 and the Y-direction screw rod mechanism 3 act together to control the clamping mechanism 6 to do linear motion in a horizontal plane. The clamping mechanism 6 is used for clamping a workpiece, and the electrode wire 12 cuts the workpiece in the clamping mechanism 6, so that qualified products are cut.

Specifically, as shown in fig. 5 and 4, the clamping mechanism 6 includes two fixed guide rails 61, two fixed guide rails 61 are parallel to each other, two fixed guide rails 61 are fixed on the support rod 5 on two sets of fixing bases 41 respectively, fixedly connected with fixed clamp block 65 between two fixed guide rails 61, be equipped with fixed pinhole 64 on the fixed clamp block 65, fixed pinhole 64 is located the both ends of fixed clamp block 65, be equipped with the hole with fixed pinhole 64 looks adaptation on the fixed guide rail 61, fix clamp block 65 to fixed guide rails 61 through the pin, fixed guide rails 61 and fixed clamp block 65 are perpendicular to each other. A movable clamping block 62 is connected between the two fixed guide rails 61 in a sliding mode, a connecting screw 63 is connected between the movable clamping block 62 and the fixed clamping block 65, the connecting screw 63 is rotated, and the movable clamping block 62 moves in the direction away from or close to the fixed clamping block 65. Specifically, the movable clamping block 62 and the fixed clamping block 65 are parallel to each other, one end of the connecting screw 63 is connected into the fixed clamping block 65, and the other end of the connecting screw 63 penetrates through the movable clamping block 62 and is connected with a handle. The connecting screw 63 is connected with the fixed clamping block 65 through a bearing, so that the connecting screw 63 is connected with the fixed clamping block 65 in a rotating mode, the connecting screw 63 is connected with the movable clamping block 62 through threads, and the movable clamping block of the rotating handle can move towards the direction far away from the fixed clamping block 65 or close to the fixed clamping block 65. The fixed clamping block 65 and the movable clamping block 62 are the same in shape and are L-shaped, the fixed clamping block and the movable clamping block 62 comprise L-shaped bottom plates and L-shaped top plates, a workpiece is placed on the L-shaped bottom plates of the fixed clamping block 65 and the movable clamping block 62, and the movable clamping block 62 is moved to enable the L-shaped top plates in the movable clamping block 62 and the fixed clamping block 65 to clamp the work price. The utility model discloses the clamping mechanism who sets up, the fixed work piece of mode through fixed clamp splice and activity clamp splice combination, simple structure, fixed effectual, and easily operation.

As shown in fig. 1 to 3, a support groove 4 is fixedly disposed on the slider of the Y-direction screw mechanism 3, two sets of fixing seats 41 are disposed in the support groove 4, each set of fixing seats 41 has two fixing seats 41 on the same straight line, the two sets of fixing seats 41 are symmetrical with respect to the center line of the support groove 4, and the support rod 5 is fixed on the fixing seats 41. In order to prevent prolonging the service life of the device, the fixed seat 41 and the support rod 5 are made of stainless steel. The clamping mechanism 6 is fixed on the support rod 5.

As shown in fig. 1 to 4, the working fluid circulating device includes a first fluid collecting tank 75, a filter tank 74, a water return pipe 72 and a water spray head 71, the first fluid collecting tank 75 and the filter tank 74 are all disposed in the base frame 1 of the machine tool body, the machine tool body is provided with a hinge door 11, the filter tank 74 in the machine tool body can be pulled out by opening the hinge door 11, and the filter tank 74 is provided with a pull ring for conveniently pulling out the filter tank. An opening is formed in the top surface of the first header tank 75, a second guide rail 751 is fixed to the top surface of the first header tank 75, the second guide rail 751 is in an I shape, a sliding block matched with the second guide rail 751 is arranged on the bottom surface of the filter tank 74, and the filter tank 74 is connected to the second guide rail 751 in a sliding mode through the sliding block and can slide down from the second guide rail 751. Further, the second guide rail 751 is provided with a protrusion, which is not slidable again when the filter box 74 slides to the protrusion, and the protrusion is provided to fix the filter box 74 just above the first header tank 75. The supporting groove 4 is used for collecting working fluid sprayed by the water spray head 71, a connecting hole 77 is formed in the bottom surface of the supporting groove 4, the connecting hole 77 is communicated with a water return pipe 72, water in the water return pipe 72 flows into a filtering box 74, the filtering box 74 is used for filtering impurities or cutting fragments in the working fluid, the impurities, the cutting fragments and the like are filtered after the working fluid flows into the filtering box 74, the working fluid flows into a first liquid collecting box 75 through the bottom of the filtering box 74, the first liquid collecting box 75 is used for further filtering the working fluid, the first liquid collecting box 75 is communicated with a second liquid collecting box 76 through a water pipe, a water pump is arranged on the top surface of the second liquid collecting box 76, a water supply pipe 73 is connected onto the water pump, the water supply pipe 73 is connected with the water spray head 71, and the water spray head 71 is located above; the water pump is started to send the water in the second header tank 76 to the water spray head 71, and the water spray head 71 sprays water to cool the workpiece in the clamping mechanism 6. The utility model discloses a working solution circulating device who sets up can collect, filter, recycle spun working solution, has practiced thrift the resource, has improved the performance of this device.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The linear cutting machine is characterized by comprising a machine tool body and a working liquid circulating device, wherein a supporting groove (4) is formed in the machine tool body, a clamping mechanism (6) is arranged on the supporting groove (4), and the clamping mechanism (6) is used for clamping a workpiece;

The working fluid circulating device comprises a first liquid collecting tank (75), a filtering tank (74), a water return pipe (72) and a water spray head (71), wherein an opening is formed in the top surface of the first liquid collecting tank (75), a second guide rail (751) is fixed on the top surface of the first liquid collecting tank (75), a sliding block matched with the second guide rail (751) is arranged on the bottom surface of the filtering tank (74), the filtering tank (74) is connected to the second guide rail (751) in a sliding mode through the sliding block, a connecting hole (77) is formed in the bottom surface of the supporting groove (4), the connecting hole (77) is communicated with the water return pipe (72), and water in the water return pipe (72) flows into the filtering tank (74);

The first liquid collecting tank (75) is communicated with a second liquid collecting tank (76) through a water pipe, a water feeding pipe (73) is arranged on the top surface of the second liquid collecting tank (76), the water feeding pipe (73) is connected with the water spraying head (71), and the water spraying head (71) is positioned above the clamping mechanism (6);

the machine tool body further comprises a wire electrode (12), and the wire electrode (12) is used for machining a workpiece in the clamping mechanism (6).

2. The wire-cut machine according to claim 1, wherein the machine body further comprises an X-direction screw mechanism (2) and a Y-direction screw mechanism (3), the X-direction screw mechanism (2) is fixed on the machine body, the Y-direction screw mechanism (3) is fixed on the X-direction screw mechanism (2), and the support groove (4) is fixed on the Y-direction screw mechanism (3).

3. The wire cutting machine according to claim 1, characterized in that a support bar (5) is provided in the support groove (4), and the clamping mechanism (6) is fixed to the support bar (5).

4. A machine tool according to claim 3, wherein the supporting groove (4) is provided with two groups of fixing seats (41), the two groups of fixing seats (41) are symmetrical about the center line of the supporting groove (4), and the supporting rod (5) is fixed on the fixing seats (41).

5. the wire cutting machine according to claim 4, characterized in that the clamping mechanism (6) comprises two fixed guide rails (61), two of the fixed guide rails (61) are respectively fixed on the support rods (5) on the two groups of the fixed seats (41), a fixed clamping block (65) is fixedly connected between the two fixed guide rails (61), and a movable clamping block (62) is slidably connected between the two fixed guide rails (61); a connecting screw rod (63) is connected between the movable clamping block (62) and the fixed clamping block (65), the connecting screw rod (63) is rotated, and the movable clamping block (62) moves towards the direction far away from or close to the fixed clamping block (65).

6. The wire cutting machine according to claim 5, characterized in that the fixed block (65) and the movable block (62) are parallel to each other.

7. The wire-cut electrical discharge machining bed according to claim 4, characterized in that the fixed seat (41) and the support bar (5) are made of stainless steel.