Plastic foam wire cutting machine
By introducing dust covers, debris removal devices, and guide wheel grooves into the plastic foam wire cutting machine, the problem of debris diffusion during plastic foam cutting has been solved, achieving efficient cleaning and stable cutting results.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- XIAMEN WEIDUO TECHNOLOGY CO LTD
- Filing Date
- 2025-03-24
- Publication Date
- 2026-04-14
AI Technical Summary
In existing technologies, the debris generated during the cutting of plastic foam is prone to spread, leading to pollution and cleaning difficulties.
A plastic foam wire cutting machine was designed, comprising components such as a dust cover, a debris removal device, a wire winding spool, a main guide wheel, and a secondary guide wheel. The dust cover prevents debris from spreading, the debris removal device picks up the debris, and a spiral groove is set on the guide wheel to guide the debris out. Combined with an antistatic coating and a tension control module, stable cutting is ensured.
It effectively cleans debris during the cutting process, prevents debris from spreading, ensures a smooth cut surface, and prevents static electricity from affecting the cut surface through an anti-static coating and spiral grooves, thereby improving cutting efficiency and product quality.
Smart Images
Figure CN224115339U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the field of wire cutting machines, specifically relating to a plastic foam wire cutting machine. Background Technology
[0002] A wire EDM machine is a CNC machine tool that uses the principle of electrical discharge to perform machining. It is mainly used for cutting conductive materials and can process complex shapes and high-precision parts. For non-conductive materials, diamond wire EDM machines are often used.
[0003] Plastic foam, also known as foamed plastic, is a porous material made of plastic. Common types include polystyrene foam (such as EPS and XPS), polyurethane foam, and polyethylene foam. These materials typically possess properties such as lightweight, heat insulation, and sound absorption, and are widely used in packaging, construction, transportation, and other fields.
[0004] In the prior art, cutting plastic foam easily generates a lot of debris. This invention attempts to reduce or at least alleviate such problems or defects by adding a debris removal device. Utility Model Content
[0005] In view of one or more of the above-mentioned defects or improvement needs of the prior art, the present invention provides a plastic foam wire cutting machine, which has the advantage of being able to clean up debris while cutting.
[0006] To achieve the above objectives, this utility model provides a plastic foam wire cutting machine, comprising: a base, a dust cover, a cutting section, a power section, and a displacement device;
[0007] The base is located at the bottom, the dust cover is fixedly installed on the top of the base, the cutting part is fixedly installed inside the dust cover, the power unit includes a winding bobbin and a servo motor that drives the winding bobbin, the power unit is rotatably installed on the top of the cutting part, the displacement device is detachably installed at the bottom of the cutting part, the dust cover can block flying plastic foam debris, the dust cover is also provided with a debris removal device on the side, the debris removal device can pick up plastic foam debris, the cutting part includes a frame, the side of the frame is rotatably provided with a main guide wheel and a secondary guide wheel, the main guide wheel and the secondary guide wheel are wound with cutting wire, the cutting wire moves under the drive of the power unit, the side of the frame is also fixedly provided with a tension control module, the cutting wire passes through the tension control module, the displacement device can support the plastic foam to be cut and drive it to move in multiple directions.
[0008] As a further improvement of this utility model, the surface of the winding bobbin is covered with a polytetrafluoroethylene layer.
[0009] As a further improvement of this utility model, the surface of the cutting line is coated with an antistatic coating, and the diameter of the cutting line is 0.05-0.2mm.
[0010] As a further improvement of this utility model, the surfaces of the main guide wheel and the auxiliary guide wheel are provided with spiral grooves. The depth of the spiral grooves is 0.1-0.3mm and the pitch is 2-5mm. The spiral grooves can guide debris to be discharged along the grooves.
[0011] As a further improvement of this utility model, the negative pressure dust suction port has an inclination angle of 30°-60° and a suction force of 0.1-0.5kPa.
[0012] As a further improvement of this utility model, the displacement device includes a lifting mechanism, an X-axis ball screw is fixedly installed on the top of the lifting mechanism, a Y-axis ball screw is fixedly installed on the X-axis ball screw, and a shelf is fixedly installed on the Y-axis ball screw. The X-axis ball screw can drive the Y-axis ball screw to move horizontally, and the Y-axis ball screw can drive the shelf to move horizontally.
[0013] As a further improvement of this utility model, the debris removal device includes a negative pressure suction port and a filter collection box. The filter collection box is disposed on the rear side of the negative pressure suction port and can collect plastic foam debris sucked in by the negative pressure suction port.
[0014] As a further improvement of this utility model, the tension control module includes a housing, a gear rotatably disposed inside the housing, a rotating shaft fixedly disposed at the center of the gear, a toothed push rod slidably disposed at the bottom of the gear, the toothed push rod meshing with the gear, the housing having a notch, the cutting line being able to pass through the notch, and the toothed push rod being able to abut against the cutting line when sliding.
[0015] In summary, the beneficial effects of the above-described technical solutions conceived by this utility model compared with the prior art include:
[0016] This utility model discloses a plastic foam wire cutting machine. Through the inclusion of a dust cover and a debris removal device, it achieves simultaneous debris collection and prevention of debris spread during cutting. The collected debris is stored in a filter collection box for easy subsequent disposal. A tension control module effectively ensures stable wire tension during cutting by controlling the wire's tension. Simultaneously, selecting an appropriate wire diameter results in a smooth cut surface. An anti-static coating is applied to the wire surface to prevent static electricity from affecting the cutting process. An additional anti-static coating is applied to the wire winding spool for further static electricity prevention. Spiral grooves are added to the main guide wheel and auxiliary guide wheel to guide debris out along the grooves, preventing its accumulation on the guide wheels. Attached Figure Description
[0017] Figure 1 This is a front view of a plastic foam wire cutting machine according to the present invention;
[0018] Figure 2 This is a schematic diagram of the displacement device of this utility model;
[0019] Figure 3 This is a schematic diagram of the power unit of this utility model;
[0020] Figure 4 This is a schematic diagram of the dust cover of this utility model;
[0021] Figure 5 This is a schematic diagram of the frame of this utility model;
[0022] Figure 6 This is a schematic diagram of the spiral groove of this utility model;
[0023] Figure 7 This is a schematic diagram of the debris removal device of this utility model;
[0024] Figure 8 This is a cross-sectional view of the tension control module of this utility model.
[0025] In all the accompanying drawings, the same reference numerals denote the same technical features, specifically:
[0026] Base 100; Dust cover 200; Debris removal device 210; Negative pressure suction port 211; Filter collection box 212;
[0027] Cutting section 300; frame 310; main guide wheel 320; auxiliary guide wheel 330; tension control module 340;
[0028] 341 housing; 342 gear; 343 shaft; 344 toothed push rod; 345 notch;
[0029] Cutting line 350; spiral groove 360; power unit 400; winding drum 410; servo motor 420;
[0030] Displacement device 500; lifting mechanism 510; X-axis ball screw 520; Y-axis ball screw 530; shelf 540. Detailed Implementation
[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0032] The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. The terms “comprising,” “including,” etc., as used herein indicate the presence of the stated features, steps, operations, and / or components, but do not exclude the presence or addition of one or more other features, steps, operations, or components.
[0033] All terms used herein (including technical and scientific terms) have the meanings commonly understood by those skilled in the art, unless otherwise defined. It should be noted that the terms used herein are to be interpreted in a manner consistent with the context of this specification, and not in an idealized or overly rigid way.
[0034] In the embodiments, by Figure 1-8 Give, Figure 1 This is a front view of a plastic foam wire cutting machine according to the present invention. It can be seen that the displacement mechanism is located at the bottom of the frame, the cutting wire is wound on the guide wheel, the power unit is located at the top of the frame, and a dust cover is provided on the outside of the frame.
[0035] Figure 2 This is a schematic diagram of the displacement device of this utility model. It can be seen that the displacement device consists of a lifting mechanism, an X-axis ball screw, a Y-axis ball screw, and a placement plate.
[0036] Figure 3 This is a schematic diagram of the power unit of this utility model, which shows that the power unit consists of a servo motor and a winding drum;
[0037] Figure 4 This is a schematic diagram of the dust cover of this utility model. It can be seen that a debris removal device is provided on the side of the dust cover.
[0038] Figure 5 This is a schematic diagram of the frame of this utility model, which shows that the frame is equipped with a main guide wheel and a secondary guide wheel;
[0039] Figure 6 This is a schematic diagram of the spiral groove of this utility model, showing that the spiral groove is located in the middle section of the guide wheel;
[0040] Figure 7 This is a schematic diagram of the debris removal device of this utility model. It can be seen that the debris removal device consists of a filter collection box and a negative pressure dust suction port.
[0041] Figure 8 This is a cross-sectional view of the tension control module of this utility model, which shows that the tension of the cutting wire can be controlled by the rotating shaft.
[0042] A plastic foam wire cutting machine includes: a base 100, a dust cover 200, a cutting section 300, a power unit 400, and a displacement device 500;
[0043] The base 100 is located at the bottom, the dust cover 200 is fixedly mounted on the top of the base 100, the cutting part 300 is fixedly mounted inside the dust cover 200, the power unit 400 includes a winding drum 410 and a servo motor 420 for driving the winding drum 410, the power unit 400 is rotatably mounted on the top of the cutting part 300, the displacement device 500 is detachably mounted on the bottom of the cutting part 300, the dust cover 200 can block flying plastic foam debris, and the dust cover 200 is also provided with a debris removal device 210 on its side. The debris removal device 210 can pick up plastic foam debris. The cutting part 300 includes a frame 310. A main guide wheel 320 and a secondary guide wheel 330 are rotatably arranged on the side of the frame 310. A cutting wire 350 is wound on the main guide wheel 320 and the secondary guide wheel 330. The cutting wire 350 moves under the drive of the power unit 400. A tension control module 340 is also fixedly arranged on the side of the frame 310. The cutting wire 350 passes through the tension control module 340. The displacement device 500 can support the plastic foam to be cut and drive it to move in multiple directions.
[0044] The wire spool provides power to the cutting wire, the main guide wheel defines the cutting wire position, and the secondary guide wheel further stabilizes the cutting wire. During cutting, thanks to the dust cover, foam debris will not scatter to other parts of the work area, effectively preventing the spread of contamination. The debris removal device can also effectively clean up debris while cutting, and the tension control module can control the tension of the cutting wire to ensure a stable and smooth cut surface.
[0045] In a preferred embodiment of this invention, the surface of the winding bobbin 410 is covered with a polytetrafluoroethylene layer. This coating prevents static electricity from being generated on the winding bobbin.
[0046] In a preferred embodiment of this invention, the surface of the cutting wire 350 is coated with an antistatic coating. The wire diameter is 0.05-0.2 mm, and the antistatic coating is a polyurethane coating doped with carbon nanotubes, with a thickness of 5-10 μm. Selecting a suitable wire diameter is appropriate for materials of different sizes, and the addition of an antistatic coating prevents the generation of static electricity during cutting.
[0047] In a preferred embodiment of this invention, the surfaces of the main guide wheel 320 and the auxiliary guide wheel 330 are provided with spiral grooves 360. The depth of the spiral grooves 360 is 0.1-0.3 mm, and the pitch is 2-5 mm. The spiral grooves 360 can guide debris to be discharged along the grooves. The spiral grooves guide the debris to be discharged, preventing debris from accumulating inside the guide wheels.
[0048] As a preferred embodiment of this utility model, the negative pressure suction port 211 has an inclination angle of 30°-60° and a suction power of 0.1-0.5 kPa. Selecting an appropriate inclination angle and suction power achieves better debris removal.
[0049] In a preferred embodiment of this utility model, the displacement device 500 includes a lifting mechanism 510. An X-axis ball screw 520 is fixedly mounted on the top of the lifting mechanism 510, and a Y-axis ball screw 530 is fixedly mounted on the X-axis ball screw 520. A storage plate 540 is fixedly mounted on the Y-axis ball screw 530. The X-axis ball screw 520 can drive the Y-axis ball screw 530 to move horizontally, and the Y-axis ball screw 530 can drive the storage plate 540 to move horizontally. The combination of the lifting mechanism, X-axis ball screw, and Y-axis ball screw ensures flexible movement of materials.
[0050] In a preferred embodiment of this invention, the debris removal device 210 includes a negative pressure suction port 211 and a filter collection box 212. The filter collection box 212 is disposed behind the negative pressure suction port 211 and can collect the plastic foam debris sucked in by the negative pressure suction port 211. The addition of the filter collection box facilitates the emptying of the collected debris.
[0051] In a preferred embodiment of this invention, the tension control module 340 includes a housing 341. A gear 342 is rotatably disposed within the housing 341. A rotating shaft 343 is fixedly disposed at the center of the gear 342. A toothed push rod 344 is slidably disposed at the bottom of the gear 342, meshing with the gear 342. The housing 341 has a notch 345 through which the cutting wire 350 can pass. When the toothed push rod 344 slides, it can contact the cutting wire 350. The end of the toothed push rod is also coated with a polyurethane coating doped with carbon nanotubes to prevent static electricity from being generated when it rubs against the cutting wire. The tension control module allows for adjustment of the cutting wire tension at any time, ensuring a stable cutting process.
[0052] In summary, this utility model of a plastic foam wire cutting machine achieves simultaneous debris collection and prevention of debris spread during cutting operations through the inclusion of a dust cover and debris removal device. The collected debris is stored in a filter collection box for easy disposal later. The tension control module effectively ensures stable wire tension during cutting by controlling the wire's tightness, while selecting a suitable wire diameter results in a smooth cut surface. An anti-static coating is applied to the wire surface to prevent static electricity from affecting the cutting process, and an additional anti-static coating is applied to the wire winding spool for further protection. Spiral grooves are added to the main guide wheel and auxiliary guide wheel to guide debris out along the grooves, preventing accumulation on the guide wheels.
[0053] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A plastic foam wire cutting machine, characterized in that, include: Base (100), dust cover (200), cutting part (300), power part (400), displacement device (500); The base (100) is located at the bottom, the dust cover (200) is fixedly installed on the top of the base (100), the cutting part (300) is fixedly installed inside the dust cover (200), the power unit (400) includes a winding bobbin (410) and a servo motor (420) for driving the winding bobbin (410), the winding bobbin (410) is rotatably installed on the top of the cutting part (300), the displacement device (500) is detachably installed at the bottom of the cutting part (300), the dust cover (200) can block flying plastic foam debris, and the side of the dust cover (200) is also provided with a debris removal device (210). The debris removal device (210) can pick up plastic foam debris. The cutting part (300) includes a frame (310). The frame (310) is rotatably provided with a main guide wheel (320) and a secondary guide wheel (330). A cutting wire (350) is wound on the main guide wheel (320) and the secondary guide wheel (330). The cutting wire (350) moves under the drive of the winding drum (410). A tension control module (340) is also fixedly provided on the side of the frame (310). The cutting wire (350) passes through the tension control module (340). The displacement device (500) can support the plastic foam to be cut and drive it to move in multiple directions.
2. A plastic foam wire cutting machine according to claim 1, characterized in that, The surface of the winding bobbin (410) is covered with a polytetrafluoroethylene layer.
3. A plastic foam wire cutting machine according to claim 1, characterized in that, The surface of the cutting line (350) is coated with an antistatic coating, and the diameter of the cutting line is 0.05-0.2mm.
4. A plastic foam wire cutting machine according to claim 1, characterized in that, The surfaces of the main guide wheel (320) and the auxiliary guide wheel (330) are provided with spiral grooves (360), the depth of the spiral grooves (360) is 0.1-0.3mm, the pitch is 2-5mm, and the spiral grooves (360) can guide debris to be discharged along the grooves.
5. A plastic foam wire cutting machine according to claim 1, characterized in that, The debris removal device (210) includes a negative pressure suction port (211) and a filter collection box (212). The filter collection box (212) is located behind the negative pressure suction port (211) and can collect plastic foam debris sucked in by the negative pressure suction port (211). The negative pressure suction port (211) has an inclination angle of 30°-60° and a suction force of 0.1-0.5 kPa.
6. A wire cutting machine for plastic foam according to claim 1, characterized in that, The tension control module (340) includes a housing (341), in which a gear (342) is rotatably disposed. A rotating shaft (343) is fixedly disposed at the center of the gear (342). A toothed push rod (344) is slidably disposed at the bottom of the gear (342). The toothed push rod (344) meshes with the gear (342). The housing (341) has a notch (345) through which the cutting line (350) can pass. When the toothed push rod (344) slides, it can abut against the cutting line (350).