Film coating and packaging device for dust-free ceramic dry abrasive paper

Abstract

The utility model relates to the technical field of abrasive paper production, in particular to a dust-free ceramic dry abrasive paper laminating and packaging device which comprises a film supply assembly and a laminating assembly, the film supply assembly comprises a lower film supply unit and an upper film supply unit, one end of the lower film supply unit protrudes outwards relative to the upper film supply unit, and the other end of the lower film supply unit protrudes outwards relative to the laminating assembly. The protruding part serves as a feeding area. The film covering assembly comprises a film guide plate, an upper die unit and a lower die unit, the upper die unit comprises a film covering frame, a first stamping push rod, a hot punching head and a first guide joint pipe, and the lower die unit comprises a semi-arc heat sealing plate and a turnover mechanism used for driving the semi-arc heat sealing plate to turn over; the film supply assembly transfers the separated circular abrasive paper to the film covering assembly through a lower film supply unit, an upper die unit in the film covering assembly acts to be matched with a lower die unit to conduct heat sealing and heat cutting separation on two layers of film belts outside the circular abrasive paper, then a semi-arc heat sealing plate in the lower die unit is overturned downwards through an overturning mechanism, and a separated film covering part is automatically discharged.

Description

Technical Field

[0001] The utility model relates to the technical field of sandpaper production, in particular to a film covering and packaging device for dust-free ceramic dry sandpaper. Background Art

[0002] Dust-free ceramic dry sandpaper plays an important role in many fields, especially in the processing and repair processes that require high precision and a dust-free environment. The following are the main functions of dust-free ceramic dry sandpaper: 1) Dust-free processing: Dust-free ceramic dry sandpaper is manufactured using special materials and processes, which can significantly reduce the dust generated during the processing. 2) High-efficiency grinding: Ceramic abrasive grains have excellent hardness and wear resistance, and can provide high-efficiency grinding performance while maintaining sharpness for a long time. This enables dust-free ceramic dry sandpaper to quickly and accurately remove the uneven parts on the material surface, improving the processing efficiency. 3) Surface smoothing treatment: The fine-grained abrasive grains and uniform distribution characteristics of dust-free ceramic dry sandpaper enable it to effectively process the material surface, making the surface smoother and more polished. 4) Improving processing accuracy: Since dust-free ceramic dry sandpaper generates less dust during the grinding process and the abrasive grains are evenly distributed, it can reduce errors and deviations during the processing, improving the processing accuracy. 5) Durability and stability: Dust-free ceramic dry sandpaper has good durability and stability, and can maintain stable grinding performance and a good service life during long-term use. 6) Environmental protection and energy saving: Compared with traditional sandpaper, dust-free ceramic dry sandpaper is more environmentally friendly during manufacturing and use, reducing environmental pollution and damage.

[0003] The belt material of dust-free ceramic dry sandpaper often needs to be punched by a punching machine to be processed into round sandpaper, and the round sandpaper needs to be packaged and protected by a film covering and packaging device.

[0004] However, the traditional film covering and packaging device for dust-free ceramic dry sandpaper has deficiencies in use. Most of them are separated from the punching mechanism and cannot quickly perform film covering and packaging on the separated round sandpaper after punching, and the packaging operation is relatively cumbersome. Therefore, it is necessary to optimize and improve the traditional film covering and packaging device for dust-free ceramic dry sandpaper. Content of the Utility Model

[0005] The purpose of the utility model is to overcome the above problems existing in the traditional technology and provide a film covering and packaging device for dust-free ceramic dry sandpaper.

[0006] To achieve the above technical purpose and reach the above technical effect, the utility model is realized through the following technical solutions:

[0007] A film covering and packaging device for dust-free ceramic dry sandpaper includes a film supply component and a film covering component;

[0008] The film supply assembly comprises a lower film supply unit and an upper film supply unit, each of which is composed of a film belt, a material unwinding roll frame and a material rewinding roll frame. One end of the lower film supply unit protrudes outward relative to the upper film supply unit, and the protruding portion serves as a loading area, which is located below the punching assembly;

[0009] The film laminating assembly includes a film guide plate, an upper mold unit and a lower mold unit. A circular discharge port is provided on the film guide plate, the upper mold unit is arranged above the circular discharge port, and the lower mold unit is symmetrically arranged below the circular discharge port; the upper mold unit includes a film laminating frame, a first stamping push rod, a hot punching head and a first guide joint tube, the two side plates of the film laminating frame are fixed on the film guide plate, the first stamping push rod is fixed on the inner side of the web of the film laminating frame, the hot punching head is installed on the movable end of the first stamping push rod, and a plurality of first guide joint tubes are installed between the upper side of the hot punching head and the film laminating frame; the lower mold unit includes a semicircular arc heat sealing plate and a flipping mechanism for driving the flipping thereof.

[0010] Furthermore, in the above-mentioned film-coating packaging device for dust-free ceramic dry-abrasive paper, the film strips in the lower film supply unit and the upper film supply unit are made of a plastic film material that can be heat-sealed.

[0011] Furthermore, in the above-mentioned dust-free ceramic dry abrasive paper coating packaging device, a first annular cutter for heat-cutting and separating the two layers of heat-sealed film strips is provided at the outer edge of the hot punching head; the hot punching head is provided with a circle of heat-sealing grooves on the inner side of the first annular cutter, and a half-circle of heat-sealing protrusions is provided on the upper end surface of the semi-circular heat-sealing plate, and the half-circle heat-sealing protrusions of the two semi-circular heat-sealing plates are butt-jointed to form a heat-sealing protrusion ring that cooperates with the heat-sealing groove.

[0012] Furthermore, in the above-mentioned film coating packaging device for dust-free ceramic dry abrasive paper, the flipping mechanism includes a driving motor, a support block, a driven shaft and a support plate, the driving motor and the support block are fixed on the lower side of the film guide plate, and a driven shaft is movable in the support block. The output shaft of the driving motor is transmission-connected to the middle part of the driven shaft through an umbrella-shaped steering gear set, and the two ends of the driven shaft are fixedly connected to the semicircular heat sealing plate through a support plate.

[0013] Furthermore, in the above-mentioned film-coating and packaging device for dust-free ceramic dry-abrasive sandpaper, the diameter of the circular discharge port is 2-3 cm larger than the diameter of the circular sandpaper to be film-coated and packaged.

[0014] Further, in the film laminating and packaging device for the dust-free ceramic dry abrasive paper, the punching component includes a punching bottom plate, a guide groove plate, a punching frame, a second punching push rod, a cold punching head, a second guide joint pipe, and an air pump. On both sides of the punching bottom plate, guide groove plates facilitating the passage of the dust-free ceramic dry abrasive paper strip are symmetrically arranged. In the middle of the punching bottom plate, a circular sandpaper punching opening is formed. On the upper ends of the guide groove plates, the two side plates of the punching frame are fixed. Inside the web of the punching frame, a second punching push rod is fixed. On the movable end of the second punching push rod, a cold punching head is installed. Between the upper side of the cold punching head and the punching frame, a plurality of second guide joint pipes are installed; on the lower side of the cold punching head, a second annular cutting knife matching the circular sandpaper punching opening is provided. On the upper end of the cold punching head, an air pump is installed, and the air pump can supply air to the inner cavity of the second annular cutting knife through the internal air passage of the cold punching head.

[0015] The beneficial effects of the present utility model are as follows:

[0016] The present utility model provides a film laminating and packaging device for dust-free ceramic dry abrasive paper, which includes a film supply component and a film laminating component. The film supply component includes a lower film supply unit and an upper film supply unit. One end of the lower film supply unit protrudes outward relative to the upper film supply unit, and the protruding part serves as a loading area; the film laminating component includes a film guiding plate, an upper die unit, and a lower die unit. The upper die unit includes a film laminating frame, a first punching push rod, a hot punching head, and a first guide joint pipe. The lower die unit includes a semi-circular arc-shaped heat-sealing plate and a flipping mechanism for driving its flipping; the film supply component uses the lower film supply unit to transfer the separated circular sandpaper to the film laminating component. In the film laminating component, the upper die unit acts, and cooperates with the lower die unit to heat-seal and hot-cut and separate the two film strips outside the circular sandpaper. Then, the semi-circular arc-shaped heat-sealing plate in the lower die unit uses the flipping mechanism to flip downward, so that the separated film laminated parts are automatically unloaded.

[0017] Of course, it is not necessary for any product implementing the present utility model to achieve all the above advantages simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0019] Figure 1 is the overall structural schematic diagram of the present utility model;

[0020] Figure 2 is the structural schematic diagram of the film supply component in the present utility model;

[0021] Figure 3It is a schematic structural diagram of the film laminating component in the present utility model;

[0022] Figure 4 It is a schematic diagram of the first state of the lower die unit in the present utility model;

[0023] Figure 5 It is a schematic diagram of the second state of the lower die unit in the present utility model;

[0024] Figure 6 It is a schematic structural diagram of the punching component in the present utility model;

[0025] In the attached drawings, the list of components represented by each reference numeral is as follows:

[0026] 1 - Film supply component, 101 - Lower film supply unit, 102 - Upper film supply unit, 2 - Film laminating component, 201 - Film guiding plate, 202 - Circular discharging port, 203 - Film laminating frame, 204 - First punching push rod, 205 - Hot punching head, 206 - First guiding joint pipe, 207 - Semi - circular hot sealing plate, 208 - Driving motor, 209 - Support block, 210 - Driven shaft, 211 - Support plate, 3 - Punching component, 301 - Punching bottom plate, 302 - Guide groove plate, 303 - Circular abrasive paper punching port, 304 - Punching frame, 305 - Second punching push rod, 306 - Cold punching head, 307 - Second guiding joint pipe, 308 - Air pump, 4 - Dust - free ceramic dry abrasive paper tape material. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0028] As Figures 1-6 shown, this embodiment is a film laminating packaging device for dust - free ceramic dry abrasive paper, including a film supply component 1 and a film laminating component 2;

[0029] The film supply component 1 includes a lower film supply unit 101 and an upper film supply unit 102. The lower film supply unit 101 and the upper film supply unit 102 are each composed of a film tape, a feeding reel rack, and a winding reel rack. One end of the lower film supply unit 101 protrudes outward relative to the upper film supply unit 102, and the protruding part serves as the loading area, and the loading area is located below the punching component 3.

[0030] The film laminating assembly 2 comprises a film guide plate 201, an upper die unit and a lower die unit. A circular discharge port 202 is provided on the film guide plate 201. The upper die unit is arranged above the circular discharge port 202, and the lower die unit is symmetrically arranged below the circular discharge port 202. The upper die unit comprises a film laminating frame 203, a first punching push rod 204, a hot punching head 205 and a first guide joint tube 206. The two side plates of the film laminating frame 203 are fixed on the film guide plate 201. The first punching push rod 204 is fixed on the inner side of the web of the film laminating frame 203. The hot punching head 205 is installed on the movable end of the first punching push rod 204. A plurality of first guide joint tubes 206 are installed between the upper side of the hot punching head 205 and the film laminating frame 203. The lower die unit comprises a semicircular arc heat sealing plate 207 and a flipping mechanism for driving the flipping thereof.

[0031] In this embodiment, the film strips in the lower film supply unit 101 and the upper film supply unit 102 are made of a plastic film material that can be heat-sealed.

[0032] In this embodiment, a first annular cutter for heat-cutting and separating the two heat-sealed film strips is provided at the outer edge of the heat-punching head 205. The heat-punching head 205 is provided with a circle of heat-sealing grooves on the inner side of the first annular cutter, and a half-circle of heat-sealing protrusions is provided on the upper end surface of the semi-circular heat-sealing plate 207. The half-circle heat-sealing protrusions of the two semi-circular heat-sealing plates 207 are butted to form a heat-sealing protrusion ring that matches the heat-sealing groove.

[0033] In this embodiment, the flipping mechanism includes a driving motor 208, a support block 209, a driven shaft 210 and a support plate 211. The driving motor 208 and the support block 209 are fixed on the lower side of the film guide plate 201. The support block 209 has a driven shaft 210 that is movable and restricted. The output shaft of the driving motor 208 is connected to the middle part of the driven shaft 210 through an umbrella-shaped steering gear set. Both ends of the driven shaft 210 are fixedly connected to the semicircular heat sealing plate 207 through the support plate 211.

[0034] In this embodiment, the diameter of the circular discharge port 202 is 2-3 cm larger than the diameter of the circular sandpaper to be film-coated and packaged.

[0035] In this embodiment, the punching component 3 includes a punching bottom plate 301, a guide groove plate 302, a punching frame 304, a second punching push rod 305, a cold punching head 306, a second guide joint pipe 307, and an air pump 308. Guide groove plates 302 facilitating the passage of the dust-free ceramic dry abrasive paper strip 4 are symmetrically arranged on both sides of the punching bottom plate 301, and a circular sandpaper punching opening 303 is formed in the middle of the punching bottom plate 301. The two side plates of the punching frame 304 are fixed to the upper ends of the guide groove plates 302. A second punching push rod 305 is fixed to the inner side of the web of the punching frame 304. The movable end of the second punching push rod 305 is provided with a cold punching head 306, and a plurality of second guide joint pipes 307 are installed between the upper side of the cold punching head 306 and the punching frame 304; a second annular cutter cooperating with the circular sandpaper punching opening 303 is arranged on the lower side of the cold punching head 306, and an air pump 308 is installed at the upper end of the cold punching head 306. The air pump 308 can supply air to the inner cavity of the second annular cutter through the internal air passage of the cold punching head 306, thereby preventing the separated circular sandpaper from being adsorbed on the cold punching head 306 due to negative pressure.

[0036] In this embodiment, the circular sandpaper punching opening 303 is located above the loading area in the film supply component 1. The conveying direction of the dust-free ceramic dry abrasive paper strip 4 is perpendicular to the conveying direction of the film strip in the film supply component 1.

[0037] A specific application of this embodiment is as follows: This embodiment provides a film laminating and packaging device for dust-free ceramic dry abrasive paper, which includes a film supply component 1 and a film laminating component 2. The film supply component 1 includes a lower film supply unit 101 and an upper film supply unit 102. One end of the lower film supply unit 101 protrudes outward relative to the upper film supply unit 102, and the protruding part serves as the loading area; the film laminating component 2 includes a film guiding plate 201, an upper die unit, and a lower die unit. The upper die unit includes a film laminating frame 203, a first punching push rod 204, a hot punching head 205, and a first guide joint pipe 206. The lower die unit includes a semi-circular arc-shaped heat sealing plate 207 and a flipping mechanism for driving its flipping; the film supply component 1 uses the lower film supply unit 101 to transfer the separated circular sandpaper to the film laminating component 2. The upper die unit in the film laminating component 2 operates to cooperate with the lower die unit to thermally seal and cut and separate the two layers of film strips outside the circular sandpaper. Then, the semi-circular arc-shaped heat sealing plate 207 in the lower die unit uses the flipping mechanism to flip downward, so that the separated film laminated parts are automatically unloaded.

[0038] The preferred embodiments of the present utility model disclosed above are only used to help illustrate the present utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the present utility model to only the specific implementation manners. Obviously, according to the content of this specification, many modifications and variations can be made. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present utility model, so that those skilled in the relevant technical field can well understand and utilize the present utility model. The present utility model is only limited by the claims and their full scope and equivalents.

Claims

1. A film-coating packaging device for dust-free ceramic dry abrasive paper, characterized in that: It includes a film supply component and a film covering component; The film supply assembly comprises a lower film supply unit and an upper film supply unit, each of which is composed of a film belt, a material unwinding roll frame and a material rewinding roll frame. One end of the lower film supply unit protrudes outward relative to the upper film supply unit, and the protruding portion serves as a loading area, which is located below the punching assembly; The film laminating assembly includes a film guide plate, an upper mold unit and a lower mold unit. A circular discharge port is provided on the film guide plate, the upper mold unit is arranged above the circular discharge port, and the lower mold unit is symmetrically arranged below the circular discharge port; the upper mold unit includes a film laminating frame, a first stamping push rod, a hot punching head and a first guide joint tube, the two side plates of the film laminating frame are fixed on the film guide plate, the first stamping push rod is fixed on the inner side of the web of the film laminating frame, the hot punching head is installed on the movable end of the first stamping push rod, and a plurality of first guide joint tubes are installed between the upper side of the hot punching head and the film laminating frame; the lower mold unit includes a semicircular arc heat sealing plate and a flipping mechanism for driving the flipping thereof.

2. The film-coating packaging device for dust-free ceramic dry abrasive paper according to claim 1 is characterized in that: The film strips in the lower film supply unit and the upper film supply unit are made of plastic film material that can be heat-sealed.

3. The film-coating packaging device for dust-free ceramic dry abrasive paper according to claim 1 is characterized in that: A first annular cutter for heat-cutting and separating two layers of heat-sealed film strips is provided at the outer edge of the heat punching head; a circle of heat-sealing groove is provided on the inner side of the first annular cutter of the heat punching head, and a half-circle heat-sealing protrusion is provided on the upper end surface of the semicircular heat-sealing plate. The half-circle heat-sealing protrusions of the two semicircular heat-sealing plates are butt-jointed to form a heat-sealing protrusion ring that cooperates with the heat-sealing groove.

4. The film-coating packaging device for dust-free ceramic dry abrasive paper according to claim 3 is characterized in that: The flipping mechanism includes a driving motor, a support block, a driven shaft and a support plate. The driving motor and the support block are fixed on the lower side of the film guide plate. A driven shaft is movable in the support block. The output shaft of the driving motor is transmission-connected to the middle part of the driven shaft through an umbrella-shaped steering gear set. Both ends of the driven shaft are fixedly connected to the semicircular arc heat sealing plate through the support plate.

5. The film-coating packaging device for dust-free ceramic dry abrasive paper according to claim 1 is characterized in that: The diameter of the circular discharge port is 2-3 cm larger than the diameter of the circular sandpaper to be film-coated and packaged.

6. The film-coating packaging device for dust-free ceramic dry abrasive paper according to claim 1 is characterized in that: The punching assembly includes a punching base plate, a guide groove plate, a punching frame, a second punching push rod, a cold punching head, a second guide joint tube and an air pump. The two sides of the punching base plate are symmetrically provided with guide groove plates for facilitating the passage of dust-free ceramic dry grinding sandpaper. A circular sandpaper punching opening is opened in the middle of the punching base plate. The two side plates of the punching frame are fixed to the upper end of the guide groove plate. The second punching push rod is fixed to the inner side of the web of the punching frame. The movable end of the second punching push rod is equipped with a cold punching head. A plurality of second guide joint tubes are installed between the upper side of the cold punching head and the punching frame. The lower side of the cold punching head is equipped with a second annular cutter that cooperates with the circular sandpaper punching opening. The upper end of the cold punching head is equipped with an air pump, and the air pump can supply air to the inner cavity of the second annular cutter through the internal air passage of the cold punching head.

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