Degradable wood-plastic cable winding disc and preparation method thereof

Abstract

The invention belongs to the field of cable discs, and discloses a degradable wood-plastic cable winding disc and a preparation method thereof.The degradable wood-plastic cable winding disc is prepared from, by weight, thermoplastic plastic, plant fibers, a coupling agent, a compatilizer, a reinforcing agent, a release agent and a mixed assistant.The preparation method comprises the following steps that S1, raw materials are prepared; s2, compression molding; s3, assembling and forming; a disc of a combined environment-friendly degradable wood-plastic cable winding disc comprises a plurality of groups of outer fan-shaped plates and a plurality of groups of inner fan-shaped plates, the outer fan-shaped plates and the inner fan-shaped plates are detachably connected, the plurality of groups of outer fan-shaped plates and the plurality of groups of inner fan-shaped plates are connected in a staggered mode, the outer fan-shaped plates and the inner fan-shaped plates are made of degradable materials, and the outer fan-shaped plates and the inner fan-shaped plates are made of degradable materials. According to the technical scheme, the winding disc is made of degradable materials and convenient to disassemble, meanwhile, high stability can be guaranteed, and the comprehensive performance of the winding disc is greatly improved.

Description

Technical Field

[0001] The invention relates to the field of cable reels, and in particular to a degradable wood-plastic cable winding reel and a preparation method thereof. Background Art

[0002] As one of the basic industries, wires and cables are growing in scale. The current social development has an increasing demand for cables. Cables are a common data signal transmission device with the advantages of large communication capacity, high transmission stability and good confidentiality. During use, cables are generally wound on cable reels and used through reeling operations. During transportation and use, the storage of cables needs to be attached to the winding reel. However, after the cables are used, the winding reels are generally shelved for a long time, causing damage and waste.

[0003] There are still technical problems in the actual use of the winding reels currently in use: first, many of the winding reels currently in use are mostly of an integrated structure, which means that if a part of the winding reel is damaged, the entire reel may be unusable, the cost of use is high, and it is inconvenient to transport the winding reel; secondly, the winding reels currently in use are mostly made of metal or wood, the cost of use is high, and it is not easy to recycle and reuse, resulting in a large waste of resources.

[0004] Therefore, the present invention aims to provide a winding disk which is easy to disassemble, replace, recycle and recover. Summary of the invention

[0005] The present invention aims to provide a degradable wood-plastic cable winding disk and a preparation method thereof, so as to solve the above-mentioned technical problems.

[0006] In order to achieve the above object, the present invention provides the following technical solutions: A method for preparing a degradable wood-plastic cable winding disk, comprising the preparation of a degradable wood-plastic material, wherein the cable winding disk is formed by molding the degradable wood-plastic material and then assembling it, wherein the degradable wood-plastic material is composed of the following substances by weight: thermoplastic plastic, 40-60 wt%; plant fiber, 25-50 wt%; coupling agent, 0.5-1.0 wt%; compatibilizer, 1.0-2.0 wt%; reinforcing agent, 3.0-5.0 wt%; release agent, 0.5-1.0 wt%; mixing auxiliary agent, 1.0-6.0 wt%; The preparation method comprises the following steps: S1. Prepare raw materials, add thermoplastic plastic, plant fiber, coupling agent, compatibilizer, reinforcing agent, release agent and mixing aid according to the above weight to obtain a mixture, add the mixture into a screw extruder for hot mixing, extrude and shear, and obtain a hot strip-shaped biodegradable wood-plastic mixed material; S2, compression molding, preparing a compression molding machine, placing the hot strip-shaped degradable wood-plastic hybrid material in a forming mold, compression molding through the compression molding machine, cooling after pressure holding, and then demolding to obtain a molded product component of a degradable wood-plastic cable reel; S3, assembling and molding, assembling the molded product components of the degradable wood-plastic cable reel to obtain a degradable wood-plastic cable winding reel.

[0007] Preferably, in the step S1, the hot mixing temperature is 120-200°C, the hot mixing time is 3-12 minutes, and in the step S1, the diameter of the extruded hot strip-shaped degradable wood-plastic mixed material is 30-80 mm.

[0008] Preferably, in the step S2, the pressure during compression molding is 0.5-1.5 MPa, and the compression molding pressure holding time is 15-65 s; the cooling adopts water-cooled circulation cooling, and the cooling temperature is 50°C-60°C.

[0009] Preferably, in step S1, the thermoplastic plastic is selected from one or more of polyethylene, polypropylene, ethylene-vinyl acetate copolymer or polyvinyl chloride; the diameter of the plant fiber is 2-20 mesh, and the length of the plant fiber is 20mm-30mm; the coupling agent is selected from one or more of KH550, KH560 or KH570; the compatibilizer is selected from one or more of maleic anhydride grafted fiber, maleic anhydride grafted polypropylene, maleic anhydride grafted polyethylene, and maleic anhydride grafted ethylene-octene copolymer; the reinforcing agent is selected from one or more of plastic reinforcing agents DH-2, DH-3, DH-4 and reinforcing fiber; the release agent is paraffin; the mixing auxiliary agent includes one or more of industrial starch, zinc oxide, talc, stearic acid, and antioxidant 1010.

[0010] Preferably, the raw material further comprises a foaming agent, and the weight percentage of the foaming agent is 2.0-4.0 wt%.

[0011] Preferably, the foaming agent is selected from one of azodicarbonamide, sodium bicarbonate or hydrazine sulfonate.

[0012] Preferably, the degradable wood-plastic cable winding disk comprises a disk and a disk column, the disk is composed of an outer fan-shaped plate and an inner fan-shaped plate, the outer fan-shaped plate and the inner fan-shaped plate are respectively provided with several groups, the outer fan-shaped plate and the inner fan-shaped plate are detachably connected by bolts, several groups of the outer fan-shaped plates and several groups of the inner fan-shaped plates are staggered and spliced ​​into a disk shape, and the disk is provided with two groups; the disk column is composed of an arc-shaped plate, the arc-shaped plate is provided with several groups, several groups of the arc-shaped plates are detachably connected, and several groups of the arc-shaped plates are spliced ​​into a cylindrical shape; the disk and the disk column are detachably connected by bolts.

[0013] Preferably, the inner fan-shaped plate is connected with a positioning column, the outer fan-shaped plate is provided with a positioning hole, and the positioning column and the positioning hole cooperate with each other.

[0014] Preferably, the inner fan-shaped plate and the outer fan-shaped plate are respectively provided with an inner groove and an outer groove, and the inner groove and the outer groove are respectively provided with several groups, the inner side of the outer groove is connected to a wedge block, and the wedge block cooperates with the inner groove, and the inner fan-shaped plate is connected to a positioning frame, and the positioning frame cooperates with the outer fan-shaped plate.

[0015] Preferably, the two groups of discs are commonly connected to a reinforcing tube, and the two groups of discs are commonly connected to a reinforcing rod.

[0016] The beneficial effects of this technical solution are: (1) The winding disk of the present application is formed by splicing multiple sets of outer fan-shaped plates, inner fan-shaped plates and arc-shaped plates, so that the winding disk can be quickly disassembled and assembled, and there is no need to replace the entire winding disk, which greatly saves the use and maintenance costs and facilitates the transportation of the winding disk; the winding disk is prepared using degradable wood-plastic materials, which reduces the production cost of the winding disk, so that the winding disk can be recycled and reused, protects resources, is pollution-free, and is easy to process; the staggered connection of the outer fan-shaped plates and the inner fan-shaped plates, as well as the setting of positioning holes, positioning columns, wedge blocks, and positioning frames greatly improves the bearing capacity and impact resistance of the winding disk, so that the winding disk can be prepared using degradable materials and is easy to disassemble while ensuring strong stability, greatly improving the comprehensive performance of the winding disk.

[0017] (2) The present application has made improvements to the raw materials of degradable materials, etc., thereby increasing the strength of degradable wood-plastic materials and optimizing the preparation process of the winding disk, thereby greatly saving the production process, improving processing efficiency and quality, and greatly improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a front view of the present invention; Figure 3 It is a partial explosion schematic diagram of the present invention; Figure 4 A schematic diagram of the structure of the outer fan-shaped plate provided by the present invention; Figure numerals: disc 1, disc column 2, outer fan-shaped plate 3, inner fan-shaped plate 4, arc plate 5, inner groove 6, outer groove 7, positioning hole 8, positioning column 9, wedge block 10, positioning frame 11, reinforcement tube 13, reinforcement rod 14. DETAILED DESCRIPTION

[0019] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments: A method for preparing a degradable wood-plastic cable winding drum comprises the preparation of a degradable wood-plastic material, wherein the cable winding drum is formed by molding the degradable wood-plastic material and then assembling the same, wherein the degradable wood-plastic material is composed of the following substances by weight: 40 parts of thermoplastic plastic; 25 parts of plant fiber; 0.5 parts of coupling agent; 1.0 parts of compatibilizer; 3 parts of reinforcing agent; 0.5 parts of release agent; 1 part of mixing auxiliary agent and 2 parts of foaming agent; The thermoplastic plastic is selected from one or more of polyethylene, polypropylene, ethylene-vinyl acetate copolymer or polyvinyl chloride; the diameter of the plant fiber is 2-20 meshes, the length of the plant fiber is 20mm-30mm, and the plant fiber of suitable length can be obtained by screening; the coupling agent is selected from one or more of KH550, KH560 or KH570; the compatibilizer is selected from one or more of maleic anhydride grafted fiber, maleic anhydride grafted polypropylene, maleic anhydride grafted polyethylene, maleic anhydride grafted ethylene-octene copolymer; the reinforcing agent is selected from one or more of plastic reinforcing agents DH-2, DH-3, DH-4 and reinforcing fiber; the release agent is paraffin; the mixing auxiliary agent is antioxidant 1010; the foaming agent is sodium bicarbonate;

[0020] Embodiment 1, The degradable wood-plastic material is composed of the following substances in weight: 40 parts of thermoplastic plastic; 25 parts of plant fiber; 0.5 parts of coupling agent; 1.0 parts of compatibilizer; 3 parts of reinforcing agent; 0.5 parts of release agent; 1 part of mixing aid, and 2 parts of foaming agent; The thermoplastic plastic is polyethylene; the diameter of the plant fiber is 2-20 meshes, the length of the plant fiber is 20mm-30mm, and the plant fiber of suitable length can be obtained by screening; the coupling agent is KH550; the compatibilizer is maleic anhydride grafted fiber; the reinforcing agent is selected from the plastic reinforcing agent DH-2; the release agent is paraffin; the mixing auxiliary agent is antioxidant 1010; the foaming agent is sodium bicarbonate; The preparation method of the degradable wood-plastic cable winding disk comprises the following steps: S1. Prepare raw materials, mix thermoplastic plastic, plant fiber, coupling agent, compatibilizer, reinforcing agent, release agent, mixing aid and foaming agent according to the above weight to obtain a mixture, add the mixture into a screw extruder for hot mixing and extrusion to obtain a hot strip-shaped degradable wood-plastic mixed material; the hot mixing temperature is 150° C., the hot mixing time is 8 min, and the diameter of the extruded hot strip-shaped degradable wood-plastic mixed material is 70 mm; S2, compression molding, prepare a compression molding machine, place the hot strip-shaped degradable wood-plastic mixed material in a forming mold, perform compression molding through the compression molding machine, cool after holding pressure, and then demold to obtain a molded product component of the degradable wood-plastic cable reel, that is, an inner fan-shaped plate 4, an outer fan-shaped plate 3 and an arc-shaped plate 5; the pressure during compression molding is 1.0 MPa, and the compression molding holding time is 55 s; cooling adopts water-cooled circulation cooling, and the cooling temperature is 55 ° C.

[0021] S3, assemble and form, the fan-shaped angles of the inner fan-shaped plate and the outer fan-shaped plate 3 are the same, take out an inner fan-shaped plate 4 and an outer fan-shaped plate 3, align the positioning hole 8 of the outer fan-shaped plate 3 with the positioning column 9 of the inner fan-shaped plate 4, and connect the outer fan-shaped plate 3 to the inner fan-shaped plate 4 in a dislocated manner. When the outer fan-shaped plate 3 is buckled with the inner fan-shaped plate 4, the wedge block 10 is inserted into the inner groove 6, and the wedge block 10 conflicts with the inner side wall of the inner groove 6. At the same time, the positioning frame 11 is also inserted into the outer fan-shaped plate 3 and conflicts with the inner side wall of the outer fan-shaped plate 3. The inner fan-shaped plate 4 and the outer fan-shaped plate 3 are fixedly connected by bolts. At this time, the inner fan-shaped plate 4 and the outer fan-shaped plate 3 The edges are not flush, that is, misaligned connection, further, the connection stability of the inner fan-shaped plate 4 and the outer fan-shaped plate 3 can be further strengthened by breaking the expansion bolts; then a new inner fan-shaped plate 4 is taken out, and the positioning column 9 of the inner fan-shaped plate 4 is aligned with the positioning hole 8 of the installed outer fan-shaped plate 3, and then the inner fan-shaped plate 4 is buckled with the outer fan-shaped plate 3, and the inner fan-shaped plate 4 and the outer fan-shaped plate 3 are connected by bolts, and the outer fan-shaped plate 3 and the inner fan-shaped plate 4 are staggered in sequence according to the above steps. After using six groups of inner fan-shaped plates 4 and outer fan-shaped plates 3, a disc 1 forming a closed ring is obtained; in the same way, two groups of discs 1 are assembled; The wedge block 10 contacts the inner wall of the inner groove 6, and the positioning frame 11 is also inserted into the outer fan-shaped plate 3 and contacts the inner wall of the outer fan-shaped plate 3, so that when the winding disk is grounded (the two groups of disks 1 are grounded), the gravity of the winding disk can be evenly and stably transmitted to the ground along the disk 1, avoiding the occurrence of bending caused by uneven force on the disk 1, thereby greatly improving the stability of the winding disk.

[0022] Take out a corresponding number of arc plates 5, connect a suitable number of arc plates 5 in sequence to form circular rings, connect multiple circular rings in sequence to obtain a disc column 2, and the arc plates 5 between two adjacent groups of circular rings are staggered. The length of the disc column 2 can be controlled by connecting different numbers of circular rings, that is, when a smaller number of circular rings are used, the disc column 2 is shorter, and when a larger number of circular rings are used, the disc column 2 is longer. Then, a group of discs 1 are respectively connected to both ends of the disc column 2 to obtain a degradable wood-plastic cable winding disc. When connected, the inner fan-shaped plate 4 is in conflict with the disc column 2. A positioning groove can be set on the inner fan-shaped plate 4 to facilitate the positioning and installation of the disc column 2 and the inner fan-shaped plate 4 while improving the connection stability between the inner fan-shaped plate 4 and the disc column 2.

[0023] like Figures 1 to 4The degradable wood-plastic cable winding disk shown in the figure comprises a disk 1 and a disk column 2. The disk 1 is composed of an outer fan-shaped plate 3 and an inner fan-shaped plate 4. The outer fan-shaped plate 3 and the inner fan-shaped plate 4 are respectively provided with a plurality of groups, as shown in the appendix of the specification. Figure 1 As shown, a group of disks 1 is composed of six groups of outer fan-shaped plates 3 and six groups of inner fan-shaped plates 4, the outer fan-shaped plates 3 and the inner fan-shaped plates 4 are detachably connected by bolts and expansion screws, and several groups of outer fan-shaped plates 3 are staggeredly connected with several groups of inner fan-shaped plates 4, and the disk 1 is provided with two groups, and the disk column 2 includes an arc plate 5, and the arc plate 5 is provided with several groups. The two groups of disks 1 are respectively connected to the two ends of the disk column 2, and the arc plate 5, the outer fan-shaped plates 3 and the inner fan-shaped plates 4 are all made of degradable materials; the inner fan-shaped plates 4 are connected with positioning columns 9, and the outer fan-shaped plates 3 are provided with positioning holes 8, and the positioning columns 9 and the positioning holes 8 cooperate with each other, and the positioning columns 9 can be inserted into the positioning holes 8, so as to facilitate the positioning and installation of the outer fan-shaped plates 3 and the inner fan-shaped plates 4, and the inner fan-shaped plates 4 and the outer fan-shaped plates 3 are respectively provided with inner grooves 6 and outer grooves 7, and the inner grooves 6 The outer groove 7 is provided with several groups respectively, and the inner side of the outer groove 7 is connected with a wedge block 10, and the wedge block 10 can be only arranged on the outer side of the outer ring of the outer sector plate 3, and the wedge block 10 cooperates with the inner groove 6, and the inner sector plate 4 is connected with a positioning frame 11, and the positioning frame 11 cooperates with the outer sector plate 3; that is, when the outer sector plate 3 and the inner sector plate 4 are buckled, the wedge block 10 is inserted into the inner groove 6, and the wedge block 10 conflicts with the inner side wall of the inner groove 6, and the positioning frame 11 is also inserted into the outer sector plate 3 and conflicts with the inner side wall of the outer sector plate 3, the two groups of discs 1 are commonly connected with a reinforcing tube 13, and the two groups of discs 1 are commonly connected with a reinforcing rod 14, and the reinforcing rod 14 is provided with several groups, and several groups of reinforcing rods 14 and reinforcing tubes 13 are all located on the inner side of the disc column 2, so as to improve the stability of the winding disc in use.

[0024] The above is only an embodiment of the present invention, and the common knowledge such as the known specific technical solutions and / or characteristics in the solution is not described in detail here. It should be pointed out that for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A method for preparing a degradable wood-plastic cable winding disk, characterized in that: The invention comprises the preparation of a degradable wood-plastic material, wherein the cable winding disk is formed by molding the degradable wood-plastic material and then assembling the same, and the degradable wood-plastic material is composed of the following substances by weight: thermoplastic plastic, 40-60 wt%; plant fiber, 25-50 wt%; coupling agent, 0.5-1.0 wt%; compatibilizer, 1.0-2.0 wt%; reinforcing agent, 3.0-5.0 wt%; release agent, 0.5-1.0 wt%; mixing auxiliary agent, 1.0-6.0 wt%; The preparation method comprises the following steps: S1. Prepare raw materials, add thermoplastic plastic, plant fiber, coupling agent, compatibilizer, reinforcing agent, release agent and mixing aid according to the above weight to obtain a mixture, add the mixture into a screw extruder for hot mixing, extrude and shear, and obtain a hot strip-shaped biodegradable wood-plastic mixed material; S2, compression molding, preparing a compression molding machine, placing the hot strip-shaped degradable wood-plastic hybrid material in a forming mold, compression molding through the compression molding machine, cooling after pressure holding, and then demolding to obtain a molded product component of a degradable wood-plastic cable reel; S3, assembling and molding, assembling the molded product components of the degradable wood-plastic cable reel to obtain a degradable wood-plastic cable winding reel.

2. The method for preparing a degradable wood-plastic cable winding disk according to claim 1, characterized in that: In the step S1, the hot mixing temperature is 120-200°C, the hot mixing time is 3-12 minutes, and in the step S1, the diameter of the extruded hot strip-shaped degradable wood-plastic mixed material is 30-80 mm.

3. The method for preparing a degradable wood-plastic cable winding disk according to claim 1, characterized in that: In the step S2, the pressure during compression molding is 0.5-1.5 MPa, and the compression molding pressure holding time is 15-65 seconds; the cooling adopts water cooling cycle cooling, and the cooling temperature is 50°C-60°C.

4. The method for preparing a degradable wood-plastic cable winding disk according to claim 1, characterized in that: In step S1, the thermoplastic plastic is selected from one or more of polyethylene, polypropylene, ethylene-vinyl acetate copolymer or polyvinyl chloride; the diameter of the plant fiber is 2-20 mesh, and the length of the plant fiber is 20mm-30mm; the coupling agent is selected from one or more of KH550, KH560 or KH570; the compatibilizer is selected from one or more of maleic anhydride grafted fiber, maleic anhydride grafted polypropylene, maleic anhydride grafted polyethylene, and maleic anhydride grafted ethylene-octene copolymer; the reinforcing agent is selected from one or more of plastic reinforcing agents DH-2, DH-3, DH-4 and reinforcing fiber; the release agent is paraffin; the mixing auxiliary agent includes one or more of industrial starch, zinc oxide, talcum powder, stearic acid, and antioxidant 1010.

5. The method for preparing a degradable wood-plastic cable winding disk according to claim 1, characterized in that: The raw materials also include a foaming agent, and the weight percentage of the foaming agent is 2.0-4.0 wt %.

6. The method for preparing a degradable wood-plastic cable winding disk according to claim 1, characterized in that: The foaming agent is selected from azodicarbonamide, sodium bicarbonate or hydrazine sulfonate.

7. The degradable wood-plastic cable winding disk prepared by the method according to any one of claims 1 to 6, characterized in that: The invention comprises a disk (1) and a disk column (2), wherein the disk (1) is composed of an outer fan-shaped plate (3) and an inner fan-shaped plate (4), wherein the outer fan-shaped plate (3) and the inner fan-shaped plate (4) are respectively provided with a plurality of groups, wherein the outer fan-shaped plate (3) and the inner fan-shaped plate (4) are detachably connected by bolts, wherein a plurality of groups of the outer fan-shaped plates (3) and a plurality of groups of the inner fan-shaped plates (4) are staggered and spliced ​​into a disk shape, and wherein the disk (1) is provided with two groups; wherein the disk column (2) is composed of an arc-shaped plate (5), wherein the arc-shaped plate (5) is provided with a plurality of groups, wherein a plurality of groups of the arc-shaped plates (5) are detachably connected, and a plurality of groups of the arc-shaped plates (5) are spliced ​​into a cylindrical shape; wherein the disk (1) and the disk column (2) are detachably connected by bolts.

8. The degradable wood-plastic cable winding drum according to claim 7, characterized in that: The inner sector plate (4) is connected with a positioning column (9), the outer sector plate (3) is provided with a positioning hole (8), and the positioning column (9) and the positioning hole (8) cooperate with each other.

9. The degradable wood-plastic cable winding drum according to claim 7, characterized in that: The inner sector plate (4) and the outer sector plate (3) are respectively provided with an inner groove (6) and an outer groove (7), and the inner groove (6) and the outer groove (7) are respectively provided with a plurality of groups. A wedge block (10) is connected to the inner side of the outer groove (7), and the wedge block (10) cooperates with the inner groove (6). The inner sector plate (4) is connected with a positioning frame (11), and the positioning frame (11) cooperates with the outer sector plate (3).

10. The degradable wood-plastic cable winding drum according to claim 7, characterized in that: The two groups of discs (1) are commonly connected to a reinforcing cylinder (13), and the two groups of discs (1) are commonly connected to a reinforcing rod (14).

Images