TW201715951A - Primary processing device and process for composite material - Google Patents

Abstract

The invention provides a primary processing device for a composite material and belongs to the technical field of composite board production. The primary processing device for the composite material comprises a material crushing device used for crushing a composite material, a material cutting device used for cutting the composite material, and a devillicate device for devillicate to the composite material, wherein the output end of the material crushing device corresponds to the input end of the material cutting device, and the output end of the material cutting device corresponds to the input end of the devillicate device. According to the primary processing device and process for the composite material, the material crushing device for automatic breaking treatment to the composite material, the material cutting device for automatic cutting treatment to the composite material and the devillicate device for automatic devillicate to the composite material are sequentially adopted, treating steps are fixed and reasonable, not only can the treating efficiency be improved, but also labor cost is saved, the quality of a primarily processed material is greatly improved, and a gap in the prior art is supplied.

Description

Composite material primary processing device and its initial processing

The invention relates to the technical field of composite board production, in particular to a composite material primary processing device and a preliminary processing step thereof.

When the conventional straw and crop materials are initially processed as raw materials for the composite board, they are usually directly subjected to manual rolling or drying, or a sickle, and there is no fixed and clear processing flow and process.

Therefore, the pretreatment of conventional materials such as straw cannot not only screen and separate materials well, but also has no established and reasonable operation steps when processing, and can not achieve automatic processing, and the processing efficiency is low and the effect is poor.

It is an object of the present invention to provide a composite material primary processing apparatus and an initial processing step thereof to improve the above problems.

The present invention is implemented as follows:

The composite material primary processing device comprises a particle device for breaking a composite material, a cutting device for cutting the composite material, and a yarn dividing device for separating the composite material, the output end of the particle device corresponding to An input end of the cutting device, an output end of the cutting device corresponds to an input end of the wire dividing device.

Preferably, the scraping device comprises a scraping rack, and the scraping rack is provided with an upper nip roll, a lower nip roll, and a scrap motor for driving the lower nip roll. The upper nip roll and the lower nip roll together form a crevice gap for breaking the composite.

The purpose of setting the scraping device in this way is that the structure is simple, the work is reliable, and the cracking treatment of the composite material can be effectively realized.

Preferably, the outer wall of the upper nip roll and the lower nip roll are provided with a plurality of annular protrusions, and the plurality of annular protrusions are along the axis of the upper nip roll and the lower nip roll The plurality of annular grooves jointly form a plurality of annular grooves, and the plurality of annular grooves of the upper nip roll cooperate with the plurality of annular protrusions of the lower nip roll, the upper pressing The plurality of annular projections of the material roll cooperate with the plurality of annular grooves of the lower nip roll.

The purpose of providing the annular protrusion and the annular groove is to increase the contact area between the composite material and the upper nip roll and the lower nip roll, improve the cracking effect of the composite material device on the composite material, and ensure the normal processing of the subsequent processing.

Preferably, the scrap rack is provided with a partition strip, and the partition strip is provided with a plurality of cleaning protrusions for cleaning debris in the annular groove on the lower nip roll, and a plurality of cleaning The projections are mated with the plurality of annular grooves on the lower nip roll.

The purpose of the partition strip is to clean the trivial and residue in the annular groove of the lower nip roll, and the fracturing effect of the lower nip roll on the composite material to ensure the normal operation of the scrap device.

Preferably, the scraping rack is vertically disposed with a threaded hole and an adjusting rod on two sides of the moving direction of the composite material, the top end of the adjusting rod is provided with a hand wheel, and the outer wall is provided with an external thread matched with the threaded hole. The bottom end is provided with a horizontal rotating hole, and the two ends of the upper nip roll are respectively provided with a rotating shaft matched with the rotating hole.

The purpose of the adjusting rod is to enable the user to adjust the height position of the upper pressing device by operating the adjusting rod according to actual needs, thereby adjusting the degree of rupture and efficiency of the composite material.

Preferably, the scraping device further comprises a front conveyor and a rear conveyor, the output end of the front conveyor corresponds to the input end of the scrap gap, and the output end of the scrap gap corresponds to the rear transport At the input end of the machine, the output end of the rear conveyor is the output end of the particle device.

The purpose of the front conveyor and the rear conveyor is to realize the automatic conveying of the composite material, and improve the automation degree and work efficiency of the original material scraping device.

Preferably, the cutting device comprises a cutting machine shell, a side of the cutting machine casing is provided with a feeding opening, a bottom is provided with a discharging opening, and the cutting machine casing is provided with a rotary cutting knife And rotary cutting knife. The rotary cutter is fixedly disposed at a position corresponding to the feed inlet in the cutter casing, and the rotary cutter comprises a rotary plate rotatably connected to the cutter casing and a rotary cutter disposed on the rotary plate The blade, the rotary cutting blade is rotatable to a position corresponding to the rotary cutting knife and cooperates with the rotary cutting knife to cut the composite material. The cutting machine casing is provided with a cutting motor for driving the rotation of the rotating plate.

The purpose of the cutting device is to simplify the structure and stabilize the work, and the cutting of the composite material can be effectively realized.

Preferably, the cutting device further comprises a cutting conveyor, the input end of the cutting conveyor is an input end of the cutting device, the output end corresponds to the feeding port, the output end of the cutting conveyor and A flattening device for ensuring that the composite material enters the cutting machine casing straight is provided between the feed ports. The flattening device comprises two flattening rolls, the two flattening rolls together forming a flattening gap for the passage of the composite material.

The purpose of setting the cutting conveyor is to realize the automatic conveying of the composite material, improve the cutting device and work efficiency; the purpose of setting the flattening device is to improve the flatness of the composite material after entering the cutting machine casing, and to ensure the rotary cutting knife and Rotate the cutting effect of the fixed knife.

Preferably, a belt drive is used between the cutting motor and the rotating plate.

The purpose of the belt drive is that it has the characteristics of simple structure, stable transmission, buffer damping, low cost and easy maintenance.

The initial processing of the composite material based on the composite material primary processing device includes the following steps: SP1: feeding the composite material into the particle device for rupture treatment; SP2: feeding the ruptured composite material into the cutting device for cutting Disposal treatment; SP3: The cut composite material is sent to a yarn dividing device for wire separation treatment.

The beneficial effects of the invention are:

The composite material initial processing device and the initial processing step thereof adopt the scrap device to automatically rupture the composite material, and the composite material is automatically cut and cut by the cutting device, and the composite material is automatically separated by the wire dividing device. With fixed and reasonable processing steps, not only can the processing efficiency be improved, the labor cost can be saved, and the quality of the material after the initial processing can be greatly improved, and the defects of the prior art can be made up.

The technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. It is a partial embodiment of the invention, and not all of the embodiments. The elements of the embodiments of the invention, which are generally described and illustrated in the figures herein, may be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the invention in the claims All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without departing from the scope of the present invention are within the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. are indicated. Orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is conventionally placed when the invention product is used, for the convenience of describing the present invention and simplifying the description, rather than indicating or implying The device or component referred to must have a particular orientation, is constructed and operated in a particular orientation, and thus is not to be construed as limiting the invention. Moreover, the terms "first", "second", "third", and the like are used merely to distinguish a description, and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that the terms "set", "install", "connected", and "connected" are to be understood broadly, and may be fixed connections, for example, unless otherwise specifically defined and defined. It can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and can be internal communication between the two elements. The specific meaning of the above terms in the present invention can be understood in a specific case for those having ordinary skill in the art.

Referring to Figures 1-3, the composite material primary processing apparatus includes a particle device for breaking a composite material, a cutting device for cutting the composite material, and a yarn dividing device for separating the composite material, the crushing device The output end of the material device corresponds to the input end of the cutting device, and the output end of the cutting device corresponds to the input end of the wire dividing device.

Wherein, the composite material refers to a straw for manufacturing a composite board and other raw materials such as agricultural products; the scraping device, the cutting device, and the separating device are all automatic devices, and can directly select a conventional device or Independent design.

Conventional methods for processing raw materials such as straw and straw are mostly primitive, and the operation is troublesome, which is time consuming and laborious. At the same time, there is no reasonable and fixed operational steps throughout the process, resulting in poor processing and low efficiency. In view of the above situation, the technical solution provides a composite material primary processing device, and the working process of the composite material primary processing device is as follows: first, a composite material (such as straw) is fed from the input end of the particle breaking device for cracking treatment. Then, the ruptured composite material is sent out from the output end of the scraping device and enters from the input end of the cutting device for cutting treatment, and then sent out from the output end of the cutting device and enters from the input end of the separating device. , the wire processing is performed to complete the entire preliminary processing process.

Correspondingly, the process of changing the composite material is as follows: in the present embodiment, the straw is taken as an example: first, the straw is a hollow cylindrical structure, and after being broken by the scraping device, it becomes a flat long strip structure, and needs to be explained. At this time, the straw is only crushed and ruptured, but it is not broken, and it is still long; after that, it is cut by a cutting device to become a short strip-like structure; The yarn dividing device performs a yarn dividing process to become an elongated fibrous structure.

The above-mentioned entire initial processing process not only has clear and reasonable processing steps, but also facilitates automatic processing, and the processing effect is good and the efficiency is high, which can greatly save labor cost.

In the actual design and manufacturing process of the composite material primary processing device, the particle device can adopt various structures and forms as long as the composite material can be broken. In this embodiment, the scraping device includes a scraping rack 100, and the scraping rack 100 is provided with an upper nip roll 110, a lower nip roll 120, and a lower nip roll 120. The rotating scrap motor, the upper nip roll 110 and the lower nip roll 120 together form a scrap gap for breaking the composite.

Wherein, the upper nip roll 110 and the lower nip roll 120 are plural and evenly spaced along the moving direction of the composite material; the upper nip roll 110 and the lower nip roll 120 are the same number And a position one-to-one correspondence; both ends of the upper nip roll 110 and the lower nip roll 120 are supported by bearings and rotatably connected to both sides of the scrap rack 100; the lower nip roll 120 A chain drive is used between the scraper motor and the scraper roller 120. One end of the lower press roll 120 passes through the scrap rack 100 and is mounted with a driven sprocket. The output shaft of the scrap motor is provided with The driving sprocket is provided with a chain between the driving sprocket and the driven sprocket, and the chain transmission has the phenomenon of inelastic sliding and slipping, the transmission is accurate, the work is reliable, and the utility model can adapt to the harsh working environment. Of course, according to the actual situation and needs, the gear press can also be used between the lower nip roller 120 and the scrap motor. In the specific setting, the output shaft of the scrap motor is provided with a driving gear, and a plurality of lower nip rollers are provided. The cylinders 120 are respectively provided with driven gears that mesh with each other, and the driving gears and the plurality of driven gears are sequentially driven.

The purpose of setting the scraping device in this way is that the structure is simple, the work is reliable, and the cracking treatment of the composite material can be effectively realized.

In this embodiment, the outer wall of the upper nip roll 110 and the lower nip roll 120 are provided with a plurality of annular protrusions, and the plurality of annular protrusions are along the upper nip roll 110 and the lower pressing material. The rollers 120 are spaced apart in the axial direction, and the plurality of annular protrusions collectively form a plurality of annular grooves, and the plurality of annular grooves of the upper nip roll 110 and the plurality of annular protrusions of the lower nip roll 120 In one fit, the plurality of annular projections of the upper nip roll 110 are mated with the plurality of annular grooves of the lower nip roll 120.

Wherein, the annular protrusion and the annular groove have a triangular cross section, and the cross section is a plane perpendicular to the axial direction of the annular protrusion and the annular groove; the meaning of the “one-to-one fit” is an annular protrusion. The ring groove is the same size as the annular groove, and the annular projection is embedded in the annular groove but the two are not completely fitted because a gap is required to allow the composite material to pass.

The purpose of providing the annular protrusion and the annular groove is to increase the contact area between the composite material and the upper nip roll 110 and the lower nip roll 120, improve the cracking effect of the composite material device on the composite material, and ensure the normal processing of the subsequent processing. get on.

In this embodiment, the scrap rack 100 is provided with a partition strip, and the partition strip is provided with a plurality of cleaning protrusions for cleaning debris in the annular groove on the lower press roll 120. A plurality of cleaning projections are mated with the plurality of annular grooves on the lower nip roll 120.

The partition strip is a rectangular strip of metal as a whole, and a plurality of cleaning protrusions are disposed on one of the long sides of the metal strip; the two ends of the partition strip respectively fix the “one-to-one fit” The meaning is that the cleaning projection is triangular in shape, matching the shape of the annular groove on the lower nip roll 120, and the cleaning projection is embedded in the annular groove and substantially conforms to the inner wall of the annular groove.

The purpose of the partition strip is to clean the trivial and residue in the annular groove of the lower nip roll 120, and the fracturing effect of the lower nip roll 120 on the composite material ensures the normal operation of the scraping device. Composite materials (such as straw) can be crushed and ruptured as they pass through the gaps in the material, creating a lot of useless trivial and debris that can fall from between a plurality of lower nip rolls 120, and some Will be stuck in the annular groove of the lower nip roller 120, causing the annular groove to be filled flat, seriously affecting the extrusion and cracking of the composite material, and the arrangement of the partition strip effectively solves the above problem, and multiple cleaning convexities The plurality of annular grooves are embedded. With the rotation of the lower nip roller 120, the cleaning protrusion can easily scrape off the debris and debris adhering to the annular groove to ensure the cleaning of the lower nip roller 120. . At the same time, since the lower nip roll 120 and the upper nip roll 110 are fitted into each other, when the debris on the lower nip roll 120 is cleaned, the debris on the upper nip roll 110 is gradually removed. It is dropped to the lower nip roll 120 and cleaned by the partition strip, so that the partition strip actually realizes the function of simultaneously cleaning the lower nip roll 120 and the upper nip roll 110.

In this embodiment, the scraping rack 100 is vertically disposed with a threaded hole and an adjusting rod 130 respectively on two sides of the moving direction of the composite material. The adjusting rod 130 is provided with a hand wheel at the top end, and the outer wall is provided with a threaded hole. The outer thread is provided with a horizontal rotating hole at the bottom end, and the two ends of the upper nip roll 110 are respectively provided with a rotating shaft matched with the rotating hole.

Wherein, the adjusting rod 130 is screwed vertically downward into the threaded hole and the bottom end passes through the threaded hole and is rotatably connected with the end of the upper nip roller 110; the threaded hole and the adjusting rod 130 together constitute an upper nip roll The height adjusting device of 110 rotates the hand wheel, and the adjusting rod 130 can move up and down, thereby driving the upper nip roller 110 to move up and down, thereby adjusting the distance between the upper nip roll 110 and the corresponding lower nip roll 120, that is, the broken The size of the material gap.

The purpose of providing the adjusting rod 130 is to enable the user to adjust the height position of the upper pressing device by operating the adjusting rod 130 according to actual needs, thereby adjusting the degree of rupture and efficiency of the composite material.

In this embodiment, the scraping device further includes a front conveyor 200 and a rear conveyor 300. The output end of the front conveyor 200 corresponds to the input end of the scrap gap, and the output end of the scrap gap Corresponding to the input end of the rear conveyor 300, the output end of the rear conveyor 300 is the output end of the particle device.

Wherein, the front conveyor 200 and the rear conveyor 300 are belt conveyors; the front conveyor 200 is provided with a front nip roller, and the composite material (such as straw) reaches the upper nip roller 110. Or, before pressing the roller 120, the pre-pressing roller is first passed, and the main function of the pre-pressing roller is to make the composite material adhere to the belt of the front conveyor 200, thereby effectively preventing the composite material from being applied. The warp ensures that it enters the gap of the material evenly, so that the cracking effect is optimized.

The purpose of providing the front conveyor 200 and the rear conveyor 300 is to realize automatic transportation of the composite material, and improve the automation degree and work efficiency of the original material handling device.

In the actual design and manufacture of the composite material, the cutting device can take a variety of shapes and forms as long as it can achieve the cutting of the composite material. In the embodiment, the cutting device includes a cutting machine casing 400. The cutting machine casing 400 is provided with a feeding port on the side wall, and a discharging port is arranged at the bottom. The cutting machine casing 400 is provided with Rotary cutting knife and rotary cutting knife. The rotary cutter is fixedly disposed at a position corresponding to the feed opening in the cutter casing 400. The rotary cutter includes a rotary plate 410 rotatably coupled to the cutter housing 400 and disposed on the rotary plate 410. The upper rotary cutting blade 420 is rotatable to a position corresponding to the rotary cutting knife and is matched with the rotary cutting knife to cut the composite material, and the outside of the cutting machine housing 400 is provided for driving the rotating plate 410 rotating cutting motor 500.

Wherein, the upper part of the cutting machine casing 400 is a hollow rectangular parallelepiped shell, the lower part is an inverted quadrangular pyramidal shell, and the rectangular parallelepiped shell and the quadrangular pyramid shell are integrally formed; the feeding port is linear and horizontal Arranging that the discharge opening has a circular hole; the cutting edge of the rotary cutting knife is disposed upward, and the composite material (such as straw) passes through the feeding opening, just above the rotary cutting knife; The cutting blade 420 has two sets, which are respectively disposed on opposite sides of the rotating plate 410. Each set of the rotary cutting blades 420 includes a plurality of rotary cutting blades 420, and the plurality of rotary cutting blades 420 are rotated to the positions corresponding to the rotary cutting blades. When the blade is facing downward to cooperate with the rotary cutter to cut the composite material; the rotary cutter 420 is bolted to the rotary plate 410, and the plane is perpendicular to the rotary plate 410.

The purpose of the cutting device is to simplify the structure and stabilize the work, and the cutting of the composite material can be effectively realized.

In this embodiment, the cutting device further includes a cutting conveyor 600, the input end of the cutting conveyor 600 is an input end of the cutting device, the output end corresponds to a feeding port, and the cutting conveyor 600 Between the output end and the feed port is provided a flattening device for ensuring that the composite material enters the cutting machine casing 400 straightly, the flattening device comprises two flattening rollers, and the two flattening rollers are placed one above the other. Together form a flattening gap for the passage of the composite material.

Wherein, the cutting conveyor 600 is a belt conveyor; the two flattening rollers are respectively rotatably connected to the cutting machine casing 400; the flattening gap is opposite to the feeding inlet, so that the composite material smoothly enters the cutting Inside the casing 400.

The purpose of setting the cutting conveyor 600 is to realize automatic conveying of the composite material, improve the cutting device and work efficiency; the purpose of setting the flattening device is to improve the flatness of the composite material after entering the cutting machine casing 400, and to ensure the rotation of the composite material. The cutting effect of the moving knife and the rotary cutting knife.

In this embodiment, a belt drive is used between the cutting motor 500 and the rotating plate 410.

Wherein, the output shaft of the cutting motor 500 is provided with a driving pulley, and two sides of the rotating plate 410 are respectively provided with a rotating shaft and one of the rotating shafts protrudes from the cutting machine shell 400 and is provided with a driven belt A wheel is disposed between the driving pulley and the driven pulley.

The purpose of the belt drive is that it has the characteristics of simple structure, stable transmission, buffer damping, low cost and easy maintenance.

The composite material initial processing device and the initial processing step thereof adopt the scrap device to automatically rupture the composite material, and the composite material is automatically cut and cut by the cutting device, and the composite material is automatically separated by the wire dividing device. With fixed and reasonable processing steps, not only can the processing efficiency be improved, the labor cost can be saved, and the quality of the material after the initial processing can be greatly improved, and the defects of the prior art can be made up.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

100‧‧‧Scrap rack
110‧‧‧Upper press roll
120‧‧‧Unloading roller
130‧‧‧Adjustment rod
200‧‧‧front conveyor
300‧‧‧ Rear conveyor
400‧‧‧ cutting machine casing
410‧‧‧Rotating plate
420‧‧‧Rotary cutting blade
500‧‧‧ cutting motor
600‧‧‧cut conveyor

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. It should be understood that the following drawings show only certain embodiments of the present invention, and therefore It should be seen as a limitation on the scope, and those having ordinary knowledge in the art can obtain other related drawings based on these drawings without paying progressive labor.

1 is a schematic structural view of a particle device according to an embodiment of the present invention;

2 is a schematic structural view of a cutting device according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a rotary cutter according to an embodiment of the present invention.

100‧‧‧Scrap rack

110‧‧‧Upper press roll

120‧‧‧Unloading roller

130‧‧‧Adjustment rod

200‧‧‧front conveyor

300‧‧‧ Rear conveyor

Claims (10)

A composite material primary processing apparatus comprising a particle device for breaking a composite material, a material device for cutting the composite material, and a yarn dividing device for separating the composite material, the particle device The output end corresponds to the input of the cutting device, the output of which corresponds to the input of the wire dividing device. The composite material primary processing device according to claim 1, wherein the particle device comprises a scraping rack, the scraping rack is provided with an upper nip roll, a lower nip roll, and A scrap motor that drives the rotation of the lower nip roll, the upper nip roll and the lower nip roll together form a scrap gap for breaking the composite. The composite material primary processing device of claim 2, wherein the upper nip roll and the outer wall of the lower nip roll are provided with a plurality of annular protrusions, the plurality of annular bulging edges The upper nip roll and the lower nip roll are spaced apart from each other in an axial direction, and the plurality of annular protrusions collectively form a plurality of annular grooves, and the plurality of annular grooves of the upper nip roll and the pressing The plurality of annular projections of the feed roll are correspondingly mated, and the plurality of annular projections of the upper nip roll cooperate with the plurality of annular grooves of the lower nip roll. The composite material primary processing device according to claim 3, wherein the scrap rack is provided with a partition strip, and the partition strip is provided with a plurality of rings for cleaning the lower nip roll A cleaning protrusion of the debris in the groove, the plurality of cleaning protrusions corresponding to the plurality of annular grooves on the lower nip roll. The composite material primary processing device according to claim 2, wherein the scraping rack is vertically disposed with a threaded hole and an adjusting rod on both sides of the moving direction of the composite material, and the adjusting rod is provided with a hand wheel at the top end thereof. The outer wall is provided with an external thread matched with the threaded hole, and the bottom end is provided with a horizontal rotating hole, and two ends of the upper pressing roller are respectively provided with a rotating shaft matched with the rotating hole. The composite material primary processing device according to claim 2, wherein the particle device further comprises a front conveyor and a rear conveyor, the output end of the front conveyor corresponding to the material gap At the input end, the output end of the scrap gap corresponds to the input end of the rear conveyor, and the output end of the rear conveyor is the output end of the scrap device. The composite material primary processing device according to claim 1, wherein the cutting device comprises a material casing, the cutting machine casing is provided with a feeding port on the side wall, and a discharging port is arranged at the bottom. a rotary cutter and a rotary cutter are disposed in the cutting machine casing, and the rotary cutter is fixedly disposed in a position corresponding to the feeding port in the cutting machine casing, and the rotary cutter comprises a rotary connection a rotating plate in the cutting machine casing and a rotary cutting blade disposed on the rotating plate, the rotary cutting blade being rotatable to a position corresponding to the rotary cutting knife and matched with the rotary cutting knife to cut the composite material, The outside of the cutting casing is provided with a motor for driving the rotation of the rotating plate. The composite material primary processing device according to claim 7, wherein the cutting device further comprises a material conveying machine, wherein the input end of the cutting conveyor is an input end of the cutting device, and the output end corresponds to a filling device is provided between the output end of the cutting conveyor and the feeding port, and a flattening device for ensuring the straightening of the composite material into the cutting machine casing, the flattening device comprising two flattening rollers, the two The flattening rolls together form a flattening gap for the passage of the composite material. The composite material primary processing apparatus according to claim 7, wherein a belt drive is used between the cutting motor and the rotating plate. A composite material preliminary processing step of the composite material primary processing apparatus according to any one of claims 1 to 9, wherein the method comprises the following steps: SP1: feeding the composite material into a scrap material device for cracking treatment SP2: The ruptured composite material is sent to the cutting device for cutting treatment; SP3: The cut composite material is sent to the yarn dividing device for wire separation treatment.