A wire cutting machine tool for machining

Abstract

The present invention discloses a wire cutting machine tool for machining, which relates to the technical field of wire cutting machine tools. The present invention includes a machine tool. A discharge port is opened at the top of the machine tool, and a waste dropping groove is opened at the bottom of the discharge port. A partition plate is provided between the discharge port and the waste dropping groove. The control panel is fixedly installed on the front side wall of the machine tool. A feeding and waste discharging device is arranged at the top of the back of the machine tool. A blanking cleaning device is arranged in the discharge port of the machine tool. A waste pushing device is arranged in the waste dropping groove of the machine tool. Through the arrangement of the feeding and waste discharging device, the sliding box, the feeding protection box, the waste discharging plate and the roller cooperate with the brush. The feeding protection box can perform multi-layer feeding and can protect the operator, ensuring the safety of the operator and reducing the harm of dust and splashes in the working environment to the human body. By driving the brush to rotate through the roller, the brush can brush off the splashed impurities on the feeding protection box.

Description

Technical Field

[0001] The present invention relates to the technical field of wire cutting machines, and specifically to a wire cutting machine for machining. Background Art

[0002] Wire cutting machines adopt the principle of electric spark discharge and cut metal workpieces through high-frequency pulsed discharge, featuring high precision, high efficiency, non-contact, and non-deformation. It can cut metal materials of various hardnesses, including steel, aluminum, copper, etc., and is applicable to fields such as mold processing and precision part processing in the manufacturing industry. Wire cutting machines have the advantages of fast cutting speed, smooth cutting surface, and high machining accuracy, and can meet the processing requirements of complex shapes and high-precision requirements. Therefore, the market demand for wire cutting machines for machining is increasing day by day to meet the needs of the manufacturing industry for high-precision and high-efficiency processing equipment.

[0003] The utility model patent with the patent publication number CN216441804U discloses a wire cutting machine for machining, in the technical field of wire cutting machines. This patent discloses a wire cutting machine for machining, including a cutting mechanism for cutting workpieces, and also including a fixing mechanism for fixing workpieces and a cooling mechanism for cooling and reducing the temperature of workpieces. The fixing mechanism is arranged below the cutting mechanism, and the cooling mechanism is installed below the fixing mechanism. Through the setting of the cooling mechanism, the sewage carrying waste chips enters the collection box through the through holes on the water tank, and the filter screen filters and collects the waste chips in the sewage. The filtered water can be recycled, and the collected waste chips can also be reused, effectively saving resources.

[0004] However, the current wire cutting machines for machining have the following problems: There is no protective cover set during wire cutting of this wire cutting machine for machining, so the splashing impurities will cause harm to the operators, and the cleaning of impurities cannot achieve a very good effect. Therefore, we propose a wire cutting machine for machining. Summary of the Invention

[0005] Aiming at the deficiencies of the prior art, the present invention provides a wire cutting machine for machining, which solves the problems raised in the above background art.

[0006] To achieve the above objectives, the present invention is realized through the following technical solutions: A wire cutting machine tool for machining includes a machine tool. A discharge port is provided at the top of the machine tool. A waste dropping groove is provided at the bottom of the discharge port. And there is a partition separating the discharge port and the waste dropping groove. The control panel is fixedly installed on the front side wall of the machine tool. It is characterized in that: A feeding and waste discharging device is provided at the top of the back of the machine tool. A discharging and cleaning device is provided in the discharge port of the machine tool. A waste pushing device is provided in the waste dropping groove of the machine tool. The feeding and waste discharging device includes a driving column, a telescopic column, a sliding box and a feeding protection box. The driving column is fixedly installed at the top of the back of the machine tool. The telescopic column penetrates and is fixedly installed on the wall surface of the driving column. The sliding box is fixedly installed at the telescopic end of the telescopic column. And a sliding groove is provided in the sliding box. The feeding protection box is slidably installed in the sliding groove of the sliding box. And three feeding ports are provided in the feeding protection box. And the feeding protection box is made of transparent material to protect the operator, ensuring the safety of the operator and reducing the harm of dust and splashes in the working environment to the human body.

[0007] According to the above technical solution, the feeding and waste discharging device further includes a waste discharging plate, a plurality of rollers and a plurality of brushes. The waste discharging plate is driven by an electric push rod. And the electric push rod is fixedly installed on the top of the feeding protection box. And a groove is provided at the bottom of the waste discharging plate. A plurality of rollers are rotatably installed in the groove of the waste discharging plate. A plurality of brushes are fixedly installed on the side walls of the plurality of rollers close to the inner wall of the feeding protection box. And the brushes are made of flexible material. And the brushes are in contact with the inner wall of the feeding protection box. The brushes can brush off the splashed impurities on the feeding protection box, maintaining the transparency and cleanliness of the protective cover and improving the operator's observation and control ability during the cutting process.

[0008] According to the above technical solution, the discharging and cleaning device includes a motor, a plurality of rotating shafts, a plurality of pushing rollers and two rolling belts. The motor is fixedly installed on the right side of the machine tool. The plurality of rotating shafts are respectively rotatably installed on the left and right inner walls of the discharge port of the machine tool. The top rotating shaft is fixed to the output end of the motor. The plurality of pushing rollers are respectively fixedly installed on the outer walls of the plurality of rotating shafts. The pushing rollers can collect and process the falling cutting processing materials, improving the working efficiency of the operator and reducing the working intensity of the operator. The two rolling belts are respectively rotatably installed at the left and right ends of the plurality of rotating shafts.

[0009] According to the above technical scheme, the material unloading cleaning device also includes a movable plate, a plurality of brush panels and a plurality of resistance balls. The movable plate is slidably installed at the bottom of the machine tool discharge port, and the movable plate is reset by a spring. The plurality of brush panels are fixedly installed on the top of the movable plate, and the plurality of brush panels are in contact with a plurality of pushing rollers. The plurality of resistance balls are respectively fixedly installed on the left and right side walls of the movable plate. The brush panels shake the impurities adhering to the cutting material into the impurity dropping groove to prevent them from adhering to the cutting material, thereby reducing the contamination of the cutting material and the mixing of impurities, and also reducing the process problems and quality defects in the subsequent processing process, thereby improving the recycling rate.

[0010] According to the above technical scheme, the debris pushing device includes a baffle, a water tank, a straight water pipe, a resistance rod and a debris pushing plate. The debris pushing plate is slidably installed on the inner wall of the debris trough of the machine tool, and a cavity is opened inside the debris pushing plate. The resistance rod is fixedly installed on the left and right sides of the debris pushing plate. One end of the straight water pipe passes through and is fixedly installed on the surface wall of the debris pushing plate. One side of the water tank is fixedly installed on the other end of the straight water pipe. The baffle is fixedly installed on the other side of the water tank. The debris pushing plate can clean up the impurities generated by cutting in time, thereby improving the processing efficiency and saving human resources and time costs.

[0011] According to the above technical scheme, the pushing device also includes a water extrusion bag, a plurality of water outlet pipes, a moving block, a plurality of tension spring blocks, a flexible contact plate and a plurality of serpentine strips. The moving block is fixedly installed at the side wall of the pushing plate away from the baffle plate, and a groove is provided on the top of the moving block, and the bottom of the moving block is hollow. A plurality of tension spring blocks are respectively slidably installed in the grooves of the moving block, the flexible contact plate is fixedly installed on the top of the moving block, and a plurality of tension spring blocks are fixedly installed on the bottom surface of the flexible contact plate, the water extrusion bag is fixedly installed on the top of the inner wall of the cavity of the pushing plate, and a plurality of The water outlet pipes are respectively penetrated and fixedly installed at the bottom of the squeeze water bag, and a plurality of serpentine pressure strips are respectively slidably installed between the push plate and the moving block. The plurality of serpentine pressure strips are in contact with the top of the squeeze water bag, and the top of the squeeze water bag is provided with a bag body. The flexible resistance plate is made of a flexible material. The serpentine pressure strips drive the squeeze water bag to be squeezed downward, and the water in the squeeze water bag is sprinkled out through the water outlet pipe. The water flow wets the impurities, which can effectively reduce the dust flying and diffusion of the impurities, and can also increase the wetness of the impurities, making them easier to flow and transport, improving the flow efficiency, and thus speeding up the processing speed.

[0012] The present invention provides a wire cutting machine tool for mechanical processing, which has the following beneficial effects:

[0013] (1) The present invention arranges a material feeding and impurity removal device so that the sliding box, the material feeding protection box, the impurity removal plate and the roller cooperate with the brush. The material feeding protection box can load materials in multiple layers and can protect the operator, thereby ensuring the safety of the operator and reducing the harm to the human body caused by dust and splashes in the working environment. When the brush is driven by the roller to rotate, the brush can brush off the impurities splashed on the material feeding protection box, thereby maintaining the transparency and cleanliness of the protective cover and improving the operator's observation and control ability of the cutting process.

[0014] (2) The present invention provides a material cleaning device so that the motor, rotating shaft, push roller, rolling belt and moving plate cooperate with the brush panel, so that the push roller can collect and process the fallen cutting materials, thereby improving the work efficiency of the operators and reducing the work intensity of the operators. When the brush panel is driven back and forth by the moving plate, the impurities adhering to the cutting materials are shaken off into the impurity dropping trough to prevent them from adhering to the cutting materials, thereby reducing the contamination of the cutting materials and the mixing of impurities, and also reducing the process problems and quality defects in the subsequent processing process, thereby improving the recycling rate.

[0015] (3) The present invention arranges the impurity pushing device so that the baffle plate, water storage tank, straight water pipe, abutment rod, impurity pushing plate, squeezing water bag and water outlet pipe cooperate with the serpentine strip, so that after the impurities are accumulated in the impurity pushing groove, the baffle plate is pulled to drive the straight water pipe to pull the impurity pushing plate outward, and the impurities generated by cutting are cleaned out in time by the impurity pushing plate, thereby improving the processing efficiency and saving human resources and time costs. When the squeezing water bag is squeezed out of water through the serpentine strip, the water flow wets the impurities, which can effectively reduce the dust flying and diffusion of the impurities, and at the same time, it can also increase the wetness of the impurities, making them easier to flow and transport, improving the flow efficiency, and thus accelerating the processing speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the main view of the present invention as a whole;

[0017] Figure 2 A bottom view schematically showing the present invention as a whole;

[0018] Figure 3 It is a schematic diagram of the entire feeding and impurity removal device of the present invention;

[0019] Figure 4 For the present invention Figure 3 The enlarged schematic diagram at A in the middle;

[0020] Figure 5 It is a cross-sectional schematic diagram of the whole material cleaning device of the present invention;

[0021] Figure 6 It is a schematic diagram of the whole material cleaning device of the present invention;

[0022] Figure 7 It is a schematic cross-sectional view of the overall impurity removal device of the present invention;

[0023] Figure 8 For the present invention Figure 7 An enlarged schematic view of part B in it.

[0024] In the figure: 1. Machine tool; 11. Discharge port; 12. Impurity dropping tank; 2. Control panel; 3. Loading and impurity removal device; 31. Driving column; 32. Telescopic column; 33. Sliding box; 34. Loading protection box; 35. Impurity removal plate; 36. Roller; 37. Brush; 4. Unloading cleaning device; 41. Motor; 42. Rotating shaft; 43. Pushing roller; 44. Rolling belt; 45. Moving plate; 46. Brush panel; 47. Contact ball; 5. Impurity pushing device; 51. Baffle; 52. Water storage tank; 53. Straight water pipe; 54. Contact rod; 55. Impurity pushing plate; 56. Extrusion water bag; 57. Water outlet pipe; 58. Moving block; 59. Tension spring block; 510. Flexible contact plate; 511. Serpentine pressing strip. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0026] Please refer to Figures 1-4 , an embodiment of the present invention is: a wire cutting machine tool for mechanical processing, including a machine tool 1. A discharge port 11 is opened at the top of the machine tool 1, and an impurity dropping tank 12 is opened at the bottom of the discharge port 11. There is a partition between the discharge port 11 and the impurity dropping tank 12. The control panel 2 is fixedly installed on the front side wall of the machine tool 1. It is characterized in that: a loading and impurity removal device 3 is arranged at the top of the back of the machine tool 1, an unloading cleaning device 4 is arranged in the discharge port 11 of the machine tool 1, and an impurity pushing device 5 is arranged in the impurity dropping tank 12 of the machine tool 1. The loading and impurity removal device 3 includes a driving column 31, a telescopic column 32, a sliding box 33 and a loading protection box 34. The driving column 31 is fixedly installed at the top of the back of the machine tool 1. The telescopic column 32 penetrates and is fixedly installed on the side wall of the driving column 31. The sliding box 33 is fixedly installed at the telescopic end of the telescopic column 32. The sliding box 33 is provided with a chute. The loading protection box 34 is slidably installed in the chute of the sliding box 33. The loading protection box 34 is provided with three loading ports, and the loading protection box 34 is made of a transparent material to protect the operator, ensuring the safety of the operator and reducing the harm of dust and flying objects in the working environment to the human body.

[0027] The feeding and impurity removing device 3 further includes an impurity removing plate 35, a plurality of rollers 36 and a plurality of brushes 37. The impurity removing plate 35 is driven by an electric push rod, and the electric push rod is fixedly installed on the top of the feeding protection box 34. A groove is formed at the bottom of the impurity removing plate 35. The plurality of rollers 36 are rotatably installed in the groove of the impurity removing plate 35. The plurality of brushes 37 are fixedly installed at the side walls of the plurality of rollers 36 close to the inner wall of the feeding protection box 34. The brushes 37 are made of flexible materials and are in contact with the inner wall of the feeding protection box 34. The brushes 37 brush off the impurities splashed on the feeding protection box 34, which can maintain the transparency and cleanliness of the protective cover and improve the observation and control ability of the operator during the cutting process.

[0028] During use, place the processed plate in the feeding protection box 34, operate the control panel 2, start the wire cutting process. The driving column 31 makes the telescopic column 32 and the sliding box 33 move back and forth and left and right, and cooperate with the wire cutting to process the plate. The cut impurities splash onto the feeding protection box 34 to protect the operator, ensuring the safety of the operator and reducing the harm of dust and splashes in the working environment to the human body. After the wire cutting is completed, turn off the control panel and start the electric push rod on the feeding protection box 34. The telescopic end of the electric push rod drives the impurity removing plate 35 to move downward. The impurity removing plate 35 drives the rollers 36 to roll up and down, and the rollers 36 drive the brushes 37 to roll up and down. The brushes 37 brush off the impurities splashed on the feeding protection box 34, which can maintain the transparency and cleanliness of the protective cover and improve the observation and control ability of the operator during the cutting process.

[0029] Please refer to Figures 1-8 , on the basis of the above embodiment, in another embodiment of the present invention, the discharging and cleaning device 4 further includes a motor 41, a plurality of rotating shafts 42, a plurality of pushing rollers 43 and two conveyor belts 44. The motor 41 is fixedly installed on the right side of the machine tool 1. The plurality of rotating shafts 42 are respectively rotatably installed on the left and right inner walls of the discharging port 11 of the machine tool 1. The top rotating shaft 42 is fixed to the output end of the motor 41. The plurality of pushing rollers 43 are respectively fixedly installed on the outer walls of the plurality of rotating shafts 42. The pushing rollers 43 can collect and process the falling cutting processing materials, improving the work efficiency of the operator and reducing the work intensity of the operator. The two conveyor belts 44 are respectively rotatably installed at the left and right ends of the plurality of rotating shafts 42.

[0030] The blanking cleaning device 4 further includes a moving plate 45, a plurality of brush panels 46 and a plurality of abutting balls 47. The moving plate 45 is slidably installed at the bottom of the discharge port 11 of the machine tool 1, and the moving plate 45 is reset by a spring. A plurality of brush panels 46 are fixedly installed on the top of the moving plate 45, and a plurality of brush panels 46 are in contact with a plurality of pushing rollers 43. The brush panels 46 shake off the impurities adhering to the cutting workpiece into the impurity dropping groove 12, preventing them from adhering to the cutting workpiece, reducing the pollution of the cutting workpiece and the mixing of impurities, and also reducing the process problems and quality defects in the subsequent treatment process, improving the recycling rate. A plurality of abutting balls 47 are respectively fixedly installed at the left and right side walls of the moving plate 45.

[0031] The impurity pushing device 5 includes a baffle 51, a water storage tank 52, a straight water pipe 53, a resisting rod 54 and an impurity pushing plate 55. The impurity pushing plate 55 is slidably installed on the inner wall of the impurity dropping groove 12 of the machine tool 1, and a cavity is formed inside the impurity pushing plate 55. The impurity pushing plate 55 timely clears out the impurities generated by cutting, improving the processing efficiency and saving human resources and time costs. The resisting rods 54 are fixedly installed on the left and right sides of the impurity pushing plate 55. One end of the straight water pipe 53 penetrates and is fixedly installed on the surface wall of the impurity pushing plate 55. One side of the water storage tank 52 is fixedly installed at the other end of the straight water pipe 53. The baffle 51 is fixedly installed on the other side of the water storage tank 52.

[0032] The impurity pushing device 5 further includes an extrusion water bag 56, a plurality of water outlet pipes 57, a moving block 58, a plurality of tension spring blocks 59, a flexible resisting plate 510 and a plurality of serpentine pressing strips 511. The moving block 58 is fixedly installed on the side wall of the impurity pushing plate 55 away from the baffle 51. A groove is formed at the top of the moving block 58, and the bottom of the moving block 58 is of a hollow design. A plurality of tension spring blocks 59 are respectively slidably installed in the groove of the moving block 58. The flexible resisting plate 510 is fixedly installed on the top of the moving block 58, and a plurality of tension spring blocks 59 are fixedly installed on the bottom surface of the flexible resisting plate 510. The extrusion water bag 56 is fixedly installed on the top of the inner wall of the cavity of the impurity pushing plate 55. A plurality of water outlet pipes 57 respectively penetrate and are fixedly installed at the bottom of the extrusion water bag 56. A plurality of serpentine pressing strips 511 are respectively slidably installed between the impurity pushing plate 55 and the moving block 58. A plurality of serpentine pressing strips 511 are in contact with the top of the extrusion water bag 56. The top end of the extrusion water bag 56 is provided with a bladder. The flexible resisting plate 510 is made of a flexible material. The serpentine pressing strips 511 drive the extrusion water bag 56 to be extruded downward, and the water in the extrusion water bag 56 is sprinkled out through the water outlet pipes 57. The water flow wets the impurities, which can effectively reduce the dust flying and diffusion of the impurities, and at the same time can also increase the wetting degree of the impurities, making them easier to flow and transport, improving the flow efficiency, and thus accelerating the processing speed.

[0033] When in use, the cut material will fall to the discharge port 11 below, the motor 41 is started, and the output end of the motor 41 drives the rotating shaft 42 on the motor 41 to rotate, the rotating shaft 42 drives the rolling belt 44 to roll, and the rolling belt 44 drives the remaining rotating shafts 42 to rotate, and the rotating shaft 42 drives the pushing roller 43 to rotate, and the pushing roller 43 can collect and process the fallen cut material, thereby improving the work efficiency of the operator and reducing the work intensity of the operator, and the cut material will be transported to the discharge port. While the pushing roller 43 rotates, the pushing roller 43 will drive the brush panel 46 to roll downward, and the brush panel 46 drives the moving plate 45 to move backward, and the moving plate 45 is reset by the spring to achieve the effect of moving back and forth, and the brush panel 46 will shake the impurities adhering to the cut material into the impurity dropping groove 12 to prevent it from adhering to the cut material, thereby reducing the pollution of the cut material and the mixing of impurities, and also reducing the process problems and quality defects in the subsequent processing process, thereby improving the recycling rate.

[0034] After the impurities fall into the impurity dropping trough 12, the baffle plate 51 is pulled out, and the baffle plate 51 drives the straight water pipe 53 to move outward, and the straight water pipe 53 drives the impurity pushing plate 55 to move outward, and the impurity pushing plate 55 cleans out the impurities generated by cutting in time, thereby improving the processing efficiency and saving human resources and time costs. While the impurity pushing plate 55 moves outward, it drives the moving block 58 to move outward, and the moving block 58 drives the flexible contact plate 510 to move outward. When the flexible contact plate 510 contacts the partition plate above, the flexible contact plate 510 drives the tension spring block 59 to move downward, and the tension spring block 59 drives the serpentine layer 511 to move downward, and the serpentine layer 511 drives the squeezing water bag 56 to squeeze downward, and the water in the squeezing water bag 56 is sprinkled out through the water outlet pipe 57. The water flow wets the impurities, which can effectively reduce the dust flying and diffusion of the impurities, and at the same time can also increase the wetness of the impurities, making them easier to flow and transport, improving the flow efficiency, and thus speeding up the processing speed.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A wire cutting machine tool for machining, comprising a machine tool (1), a discharge port (11) is opened at the top of the machine tool (1), a debris dropping groove (12) is opened at the bottom of the discharge port (11), and there is a partition between the discharge port (11) and the debris dropping groove (12). A control panel (2) is fixedly installed on the front side wall of the machine tool (1), and it is characterized in that: At the top of the back of the machine tool (1), a feeding and impurity removal device (3) is provided. Inside the discharge port (11) of the machine tool (1), a discharging and cleaning device (4) is provided. Inside the impurity dropping tank (12) of the machine tool (1), a impurity pushing device (5) is provided. The feeding and impurity removal device (3) includes a driving column (31), a telescopic column (32), a sliding box (33) and a feeding protection box (34). The driving column (31) is fixedly installed at the top of the back of the machine tool (1). The telescopic column (32) penetrates and is fixedly installed on the wall surface of the driving column (31). The sliding box (33) is fixedly installed at the telescopic end of the telescopic column (32), and the sliding box (33) is provided with a sliding groove. The feeding protection box (34) is slidably installed in the sliding groove of the sliding box (33); The discharging and cleaning device (4) includes a motor (41), a plurality of rotating shafts (42), a plurality of pushing rollers (43) and two rolling belts (44). The motor (41) is fixedly installed on the right side of the machine tool (1). A plurality of the rotating shafts (42) are respectively rotatably installed on the left and right inner walls of the discharge port (11) of the machine tool (1). The top rotating shaft (42) is fixed to the output end of the motor (41). A plurality of the pushing rollers (43) are respectively fixedly installed on the outer walls of a plurality of the rotating shafts (42). Two of the rolling belts (44) are respectively rotatably installed at the left and right ends of a plurality of the rotating shafts (42); The discharging and cleaning device (4) further includes a moving plate (45), a plurality of brush panels (46) and a plurality of abutting balls (47). The moving plate (45) is slidably installed at the bottom of the discharge port (11) of the machine tool (1), and the moving plate (45) is reset by a spring. A plurality of the brush panels (46) are fixedly installed on the top of the moving plate (45), and a plurality of the brush panels (46) are in contact with a plurality of the pushing rollers (43). A plurality of the abutting balls (47) are respectively fixedly installed on the left and right side walls of the moving plate (45); The impurity pushing device (5) includes a baffle (51), a water storage tank (52), a straight water pipe (53), a abutting rod (54) and a impurity pushing plate (55). The impurity pushing plate (55) is slidably installed on the inner wall of the impurity dropping tank (12) of the machine tool (1), and a cavity is formed inside the impurity pushing plate (55). The abutting rod (54) is fixedly installed on the left and right sides of the impurity pushing plate (55). One end of the straight water pipe (53) penetrates and is fixedly installed on the wall surface of the impurity pushing plate (55). One side of the water storage tank (52) is fixedly installed at the other end of the straight water pipe (53). The baffle (51) is fixedly installed on the other side of the water storage tank (52); The pushing and impurity removing device (5) further includes an extrusion water bag (56), several water outlet pipes (57), a moving block (58), several tension spring blocks (59), a flexible contact plate (510) and several serpentine pressing strips (511). The moving block (58) is fixedly installed on the side wall of the pushing and impurity removing plate (55) away from the baffle plate (51). A groove is formed at the top of the moving block (58), and the bottom of the moving block (58) is designed to be hollow. Several of the tension spring blocks (59) are respectively slidably installed in the groove of the moving block (58). The flexible contact plate (510) is fixedly installed on the top of the moving block (58), and several tension spring blocks (59) are fixedly installed on the bottom surface of the flexible contact plate (510). The extrusion water bag (56) is fixedly installed on the top of the inner wall of the cavity of the pushing and impurity removing plate (55). Several of the water outlet pipes (57) respectively penetrate and are fixedly installed at the bottom of the extrusion water bag (56). Several of the serpentine pressing strips (511) are respectively slidably installed between the pushing and impurity removing plate (55) and the moving block (58). Several of the serpentine pressing strips (511) are in contact with the top of the extrusion water bag (56). The top end of the extrusion water bag (56) is provided with a bladder. The flexible contact plate (510) is made of a flexible material. When the flexible contact plate (510) touches the upper partition plate, the flexible contact plate (510) drives the tension spring block (59) to move downward, and the tension spring block (59) drives the serpentine pressing strip (511) to move downward.

2. A wire cutting machine tool for machining according to claim 1, characterized in that: The feeding and impurity removing device (3) further includes an impurity removing plate (35), several rollers (36) and several brushes (37). The impurity removing plate (35) is driven by an electric push rod, and the electric push rod is fixedly installed on the top of the feeding protection box (34). A groove is formed at the bottom of the impurity removing plate (35). Several of the rollers (36) are rotatably installed in the groove of the impurity removing plate (35). Several of the brushes (37) are fixedly installed on the side walls of several of the rollers (36) close to the inner wall of the feeding protection box (34).

3. A wire cutting machine tool for machining according to claim 2, characterized in that: The feeding protection box (34) is provided with three feeding ports, and the feeding protection box (34) is made of a transparent material. Several of the brushes (37) are made of a flexible material, and the brushes (37) are in contact with the inner wall of the feeding protection box (34).

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