A ramie fiber separation and washing degumming process

Abstract

The application discloses a ramie fiber separation and washing degumming process and relates to the technical field of ramie processing. The process comprises the following steps: raw ramie preparation, degumming, fiber separation, selection of fiber separation equipment, adjustment of fiber separation process parameters, fiber separation effect inspection, washing, and drying. One side of a ramie fiber separation machine body is provided with a driving motor and a transmission assembly. The driving motor is used for driving the transmission assembly. The inside of the ramie fiber separation machine body is provided with a first roller shaft and a second roller shaft. The application can adjust the gap of the fiber separation roller according to the thickness of the ramie, obtain different ramie thicknesses, and directly affect the strength, softness, spinning performance, moisture absorption and air permeability, and dyeing performance. The application not only can control the distance between the two side plates, but also can ensure that the fiber separation roller of the first roller shaft and the fiber separation roller of the second roller shaft are always one-to-one corresponding, conveniently send the treated ramie into the first roller shaft and the second roller shaft for processing, and avoid the separated ramie from being left on the fiber separation filaments and the roller shaft.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of ramie processing, in particular to a ramie splitting and water washing degumming process. BACKGROUND

[0002] Ramie is an important textile raw material, and splitting and water washing degumming is a key step in ramie processing, directly affecting fiber quality and subsequent processing effect. After removing gum, the fiber is softer and smoother, and the strength and elasticity are improved. Degummed fiber is easier to card and spin, improving production efficiency. Degummed ramie fabric is softer, breathable, moisture-absorbing, and comfortable to wear. Traditional degumming methods may cause pollution, and modern environmental protection technology can effectively reduce environmental impact. Splitting and water washing degumming is a core link in ramie processing, and is crucial to fiber quality and subsequent processing.

[0003] In the prior art, ramie needs to be cut and split during processing, but the splitting rollers of common ramie splitting machines are arranged according to a certain gap. For ramie of different sizes, the gap of the splitting rollers needs to be changed for splitting processing, and for ramie with a certain gap, the ramie needs to be repeatedly placed into the rollers for splitting processing. Moreover, after being processed by the ramie splitting machine, the ramie is likely to adhere to the roller shaft, which is troublesome to handle later. SUMMARY

[0004] The present application aims to provide a ramie splitting and water washing degumming process to solve the problems in the background art.

[0005] The object of the present application can be achieved by the following technical solutions.

[0006] A ramie splitting and water washing degumming process, comprising the following steps:

[0007] S1, raw ramie preparation: the picked ramie is subjected to air drying and packaging pretreatment to reduce the water content to a suitable state for processing;

[0008] S2, degumming: the raw ramie is placed into a degumming device, and appropriate amounts of water, acid, and alkali chemical agents are added to cook and refine the raw ramie, and remove gum through chemical and mechanical action;

[0009] S3, splitting: the degummed ramie pieces are sent to a splitting device for splitting treatment to separate the fiber bundles into single fibers;

[0010] S31, selection of splitting device: the treated ramie is separated into single fibers by a ramie splitting machine;

[0011] S32, adjustment of splitting process parameters: the ramie is split by modifying the ramie beating intensity, splitting speed, and splitting roller gap;

[0012] S33, inspection of the splitting effect;

[0013] S4, water washing: the split ramie fibers are washed to remove residual gum and chemical agents, and the purity of the fibers is improved;

[0014] S5, drying: the washed ramie fibers are dried to reduce the water content to a certain extent, facilitating storage and subsequent processing.

[0015] As a preferred technical solution of the application, the ramie splitting machine body is provided with a driving motor and a transmission assembly on one side, the driving motor is used to drive the transmission assembly, the ramie splitting machine body is provided with a first roller shaft and a second roller shaft inside, and the same end of the first roller shaft and the second roller shaft is provided with a first gear meshing with each other, and the first roller shaft shaft end is connected with the transmission assembly, the top end of the ramie splitting machine body is provided with a feeding groove, and the inside of the ramie splitting machine body and between the first roller shaft and the second roller shaft is provided with a spacing adjustment structure, the spacing adjustment structure includes a fixed frame, the fixed frame is fixedly installed in the inside of the ramie splitting machine body, the axis direction of the first roller shaft and the second roller shaft is provided with a matching groove, the outside of the first roller shaft and the second roller shaft is provided with a first side plate and a second side plate, and the first side plate and the second side plate are respectively arranged at the two ends of the matching groove, the splitting roller is sleeved on the cylindrical surface of the first roller shaft and the second roller shaft, the splitting roller of the first roller shaft and the splitting roller of the second roller shaft correspond one by one, the inside of the two groups of splitting rollers is provided with a middle pin, the inside of the same group of splitting rollers is provided with a connecting rod intersecting with each other, and the connecting rods of the adjacent two splitting rollers are connected with each other, the connecting rod is used to adjust the spacing of the adjacent two splitting rollers, the splitting rollers at the two ends of the matching groove are provided with a rotating disc, and the splitting rollers at the two ends are connected with the first side plate and the second side plate through the rotating disc respectively, the first side plate and the second side plate rotate relative to the rotating disc, and the spacing of the splitting rollers is adjusted to adjust the thickness of the ramie.

[0016] As a preferred technical solution of the application, the inside of the splitting roller is provided with a matching opening, the cross section of the first roller shaft, the cross section of the second roller shaft and the cross section of the splitting roller are matched, and the splitting roller is slidably connected with the first roller shaft and the second roller shaft.

[0017] As a preferred technical solution of the application, the connecting rod penetrates the inside of the splitting roller, and the connecting rod is rotatably connected with the middle pin, the connecting rod ends are connected through a connecting pin, the connecting rods are arranged in a parallelogram structure, and the arrangement of the connecting rods ensures that the spacing between the adjacent two splitting rollers is the same.

[0018] As a preferred technical scheme of the present application, the first roller shaft and the second roller shaft are both two sections, and the connecting portions of the two sections of the first roller shaft and the second roller shaft are both provided with clamping openings matched with each other, and the connecting portions of the two sections of the first roller shaft and the second roller shaft are both provided with threaded sleeves, and the threaded sleeve of the first roller shaft is used to ensure synchronous rotation of the two sections of the first roller shaft, and the threaded sleeve of the second roller shaft is used to ensure synchronous rotation of the two sections of the second roller shaft.

[0019] As a preferred technical scheme of the present application, the first side plate and the second side plate are provided with a driving structure therebetween, the driving structure comprises two driving rods, the two driving rods both penetrate the interiors of the first side plate and the second side plate, the intersections of the first side plate and the driving rods, and the intersections of the second side plate and the driving rods are all provided with threaded sections, the driving rods are respectively threadedly connected with the first side plate and the second side plate, the end portions of the two driving rods and located at the side walls of the ramie fiber separating machine body are both provided with second gears, a third gear is arranged between the two second gears, the second gears and the third gear are engaged with each other, and the end portion of one of the driving rods is provided with a rotating hand wheel.

[0020] As a preferred technical scheme of the present application, the interior of the ramie fiber separating machine body and located between the first side plate and the second side plate is provided with two guide rods, the intersections of the guide rods and the first side plate, and the intersections of the guide rods and the second side plate are all provided with guide holes, the first side plate and the second side plate are both slidably connected with the guide rods, the intersections of the driving rods and the first side plate, and the intersections of the driving rods and the second side plate are all provided with threaded holes, the driving rods and the guide rods are both rotatably connected with the two sides of the fixed frame, and the driving rods and the guide rods are both rotatably connected with the two sides of the ramie fiber separating machine body.

[0021] As a preferred technical scheme of the present application, the interior of the fixed frame is provided with a stripping structure, the stripping structure comprises a plurality of fiber separating filaments, the fiber separating filaments are arranged in parallel and equidistantly between each other, the fiber separating filaments penetrate the interiors of the first side plate and the second side plate, the end portions of the fiber separating filaments are all provided with fastening bolts, the exteriors of the fastening bolts are all provided with reserved holes, and the end portions of the fiber separating filaments are wound in the interiors of the reserved holes.

[0022] As a preferred technical scheme of the present application, the surface of the first side plate, the surface of the second side plate, and the two side walls of the fixed frame are all provided with a row of fixing holes, the spacing of the fixing holes is matched with the spacing of the fiber separating filaments, and the first side plate and the second side plate are both slidably connected with the fiber separating filaments.

[0023] As a preferred technical scheme of the present application, the bottom end of the fixed frame is welded with two arc-shaped plates, the two arc-shaped plates are arranged in an inverted eight-character shape, the bottom ends of the two arc-shaped plates are located between the first roller shaft and the second roller shaft, the bottom ends of the first side plate and the second side plate are provided with arc-shaped grooves, and the arc-shaped plates are slidably connected with the interiors of the arc-shaped grooves.

[0024] Compared with the prior art, the present application has the following advantages:

[0025] The spacing adjustment structure is provided, the ramie is separated by the fiber separating rollers on the first roller shaft and the second roller shaft, so that the ramie fiber is more delicate, the spacing between the fiber separating rollers is adjusted by adjusting the two side plates, and the gap of the fiber separating rollers can be adjusted according to the thickness of the ramie, so that the strength, softness, spinning performance, moisture permeability and dyeing performance of the ramie are affected;

[0026] The driving structure is provided, the first side plate and the second side plate are slidingly connected along the fiber separating filaments and the guide rods, so that the spacing between the two side plates can be controlled, and the fiber separating rollers of the first roller shaft and the fiber separating rollers of the second roller shaft are always one-to-one corresponding;

[0027] The peeling structure is provided, the ramie put into the fixed frame can be separated by the fiber separating filaments, and the treated ramie falls between the two arc-shaped grooves, so that the treated ramie can be conveniently sent between the first roller shaft and the second roller shaft for treatment;

[0028] The spacing adjustment structure and the peeling structure are matched with the driving structure, the first side plate and the second side plate are driven by the peeling structure to move back and forth, so that each fiber separating filament and the two roller shafts are scraped, and the separated ramie is prevented from remaining on the fiber separating filaments and the roller shafts. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to facilitate the understanding of those skilled in the art, the present application will be further described below with reference to the accompanying drawings.

[0030] Figure 1 is the main structure diagram of the present application;

[0031] Figure 2 is the schematic diagram of the main body of the ramie fiber separating machine of the present application;

[0032] Figure 3 is the spacing adjustment structure diagram of the present application;

[0033] Figure 4 is the schematic diagram of the first side plate and the second side plate of the present application;

[0034] Figure 5 is the schematic diagram of the intermediate pin and the connecting rod of the present application;

[0035] Figure 6 is the schematic diagram of the driving structure of the present application;

[0036] Figure 7 is the schematic diagram of the peeling structure of the present application;

[0037] Figure 8 Schematic diagram of the fastening bolt and the reserved hole of the application.

[0038] In the figure: 1, ramie fiber splitting machine main body; 2, driving motor; 3, transmission assembly; 4, first gear; 5, first roller shaft; 6, second roller shaft; 7, spacing adjustment structure; 71, fixed frame; 72, matching groove; 73, fiber splitting roller; 74, first edge side plate; 75, second edge side plate; 76, matching port; 77, threaded sleeve; 78, clamping port; 79, rotating disc; 710, middle pin; 711, connecting rod; 8, peeling structure; 81, fiber splitting filament; 82, fixing hole; 83, fastening bolt; 84, reserved hole; 85, arc-shaped groove; 86, arc-shaped plate; 9, driving structure; 91, driving rod; 92, guide rod; 93, threaded section; 94, threaded hole; 95, guide hole; 96, second gear; 97, third gear; 98, rotating hand wheel; 10, feeding groove. DETAILED DESCRIPTION

[0039] The technical solutions of the present application will be described clearly and completely below in conjunction with the embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application. EMBODIMENT

[0040] Please refer to Figures 1-8 The ramie fiber splitting and washing degumming process shown includes the following steps:

[0041] S1, raw ramie preparation: the picked ramie is pretreated by airing and packing, and the water content of the ramie is reduced to a state suitable for processing. High-quality ramie raw materials are selected, with requirements of thick and strong stem, high fiber content, and few impurities. The variety, growing environment, and harvesting time of the raw ramie will affect the quality of the fiber. The soil, impurities, and residual leaves on the stem are removed to ensure that the raw ramie is clean. Attention should be paid to avoiding damage to the fiber during the cleaning process;

[0042] S2, degumming: the raw ramie is placed in a degumming equipment, and appropriate amounts of water, acid, and alkali chemical agents are added to cook and refine the raw ramie. The gum is removed through chemical and mechanical action. Common degumming methods include chemical degumming, biological degumming, and physical degumming. Chemical degumming uses chemical reagents such as acid and alkali. Biological degumming uses microorganisms or enzymes. Physical degumming is through mechanical or thermal treatment;

[0043] S3, fiber splitting: the degummed ramie pieces are sent to a fiber splitting equipment for fiber splitting treatment, so that the fiber bundles are separated into single fibers. The mechanical fiber splitting efficiency is high, and the selection of the fiber splitting equipment has an important influence on the fiber splitting effect;

[0044] S31, the selection of the fiber separation equipment, the processed ramie is separated into single fibers by the ramie fiber separation machine main body 1, and the mechanical fiber separation can select a fiber separator, a carding machine and the like;

[0045] S32, the adjustment of the fiber separation process parameters, the beating intensity, the fiber separation speed and the distance between the fiber separation rollers 73 are modified, so that the ramie is separated into fibers, the speed of the equipment affects the efficiency of the fiber separation and the damage degree of the fibers, the pressure applied in the fiber separation process affects the separation degree of the fibers, the gap between the working parts of the equipment affects the separation effect of the fibers, too large gap may cause incomplete fiber separation, and too small gap may damage the fibers;

[0046] S33, the inspection of the fiber separation effect, the separation degree of the fibers is inspected to ensure that the fibers are uniformly separated and no large bundles of fibers are left;

[0047] S4, water washing: the separated ramie fibers are washed to remove the residual gum and chemical agents, and the purity of the fibers is improved, the water temperature and the washing time need to be controlled in the washing process to avoid damage to the fibers;

[0048] S5, drying: the washed ramie fibers are dried to reduce the water content to a certain degree, which is convenient for storage and subsequent processing, and the temperature and humidity need to be controlled in the drying process to avoid over-drying or dampening of the fibers.

[0049] Please refer to Figures 1-5As shown, the ramie fiber separator main body 1 is provided with a drive motor 2 and a transmission assembly 3 on one side, the transmission assembly 3 is a belt transmission, the drive motor 2 is used to drive the transmission assembly 3, the drive motor 2 can drive the belt and the pulley to rotate, the inside of the ramie fiber separator main body 1 is provided with a first roller shaft 5 and a second roller shaft 6, and the same end of the first roller shaft 5 and the second roller shaft 6 is provided with a first gear 4 which is engaged with each other, and the shaft end of the first roller shaft 5 is connected with the transmission assembly 3, the transmission assembly 3 drives one of the first gears 4 to rotate, so that the two first gears 4 can drive the first roller shaft 5 and the second roller shaft 6 to rotate, the top end of the ramie fiber separator main body 1 is provided with a feeding slot 10, the ramie is sent into the inside of the ramie fiber separator main body 1 from the feeding slot 10, and the inside of the ramie fiber separator main body 1 and between the first roller shaft 5 and the second roller shaft 6 is provided with a spacing adjustment structure 7, the spacing adjustment structure 7 includes a fixed frame 71, the fixed frame 71 is fixedly installed in the inside of the ramie fiber separator main body 1, the fixed frame 71 is fixed with the inner wall of the ramie fiber separator main body 1 by bolts or the fixed frame 71 is welded with the inner wall of the ramie fiber separator main body 1, the axis direction of the first roller shaft 5 and the second roller shaft 6 is provided with a matching groove 72, the outside of the first roller shaft 5 and the second roller shaft 6 is provided with a first side plate 74 and a second side plate 75, and the first side plate 74 and the second side plate 75 are respectively arranged at the two ends of the matching groove 72, a fiber separation roller 73 is sleeved on the cylindrical surface of the first roller shaft 5 and the second roller shaft 6, the fiber separation roller 73 of the first roller shaft 5 and the fiber separation roller 73 of the second roller shaft 6 correspond to each other, the fiber separation roller 73 is sleeved on the first roller shaft 5 and the second roller shaft 6, so that the first roller shaft 5 and the second roller shaft 6 rotate, the fiber separation roller 73 of the first roller shaft 5 and the fiber separation roller 73 of the second roller shaft 6 are aligned, so that the two groups of fiber separation rollers 73 can cut the ramie more finely, the inside of the two groups of fiber separation rollers 73 is provided with a middle pin 710, the inside of the same group of fiber separation rollers 73 is provided with a connecting rod 711 which is crossed with each other, and the connecting rods 711 of the adjacent two fiber separation rollers 73 are connected with each other, the connecting rod 711 is used to adjust the spacing of the adjacent two fiber separation rollers 73, the first side plate 74 and the second side plate 75 are close to or away from each other, so that the spacing between the fiber separation rollers 73 changes, at this time the connecting rod 711 between the fiber separation rollers 73 changes, the fiber separation roller 73 at the two ends of the matching groove 72 is provided with a rotating disc 79, and the fiber separation roller 73 at the two ends is connected with the first side plate 74 and the second side plate 75 through the rotating disc 79, the first side plate 74 and the second side plate 75 rotate relative to the rotating disc 79, the spacing of the fiber separation roller 73 is adjusted to adjust the thickness of the ramie, because the rotating disc 79 of the first roller shaft 5 and the second roller shaft 6 rotates, the rotating disc 79 of the first side plate 74 and the rotating disc 79 of the second side plate 75 will not affect the rotation of the second side plate 75 and the matching port 76.

[0050] Please refer to Figure 4 and Figure 5As shown, the inside of the separating roller 73 is provided with a matching port 76, the cross section of the first roller shaft 5, the cross section of the second roller shaft 6 and the cross section of the separating roller 73 are matched, and the separating roller 73 is slidingly connected with the first roller shaft 5 and the second roller shaft 6, so that the separating roller 73 slides along the inside of the matching groove 72, and the separating roller 73 at both ends of the matching groove 72 rotates flexibly in the rotating disc 79.

[0051] Please refer to Figure 5 As shown, the connecting rod 711 penetrates the inside of the separating roller 73, and the connecting rod 711 is rotatably connected with the middle pin 710, the connecting rods 711 are connected by connecting pins between the end portions, and the connecting rods 711 are arranged in a parallelogram structure, so that the spacing of the separating roller 73 changes, the arrangement of the connecting rods 711 ensures that the spacing between the adjacent two separating rollers 73 is the same, and the separating roller 73 of the first roller shaft 5 corresponds to the separating roller 73 of the second roller shaft 6.

[0052] Please refer to Figure 5 As shown, the first roller shaft 5 and the second roller shaft 6 are both two sections, and the connecting portions of the two sections of the first roller shaft 5 and the connecting portions of the two sections of the second roller shaft 6 are both provided with matching clamping ports 78, the clamping ports 78 of the two sections of the first roller shaft 5 are clamped, the clamping ports 78 of the two sections of the second roller shaft 6 are clamped, and the connecting portions of the two sections of the first roller shaft 5 and the connecting portions of the two sections of the second roller shaft 6 are both provided with threaded sleeves 77, the threaded sleeves 77 are screwed into the connecting portions of the first roller shaft 5 and the connecting portions of the second roller shaft 6, and the threaded sleeves 77 of the first roller shaft 5 are used to ensure that the two sections of the first roller shaft 5 rotate synchronously, the threaded sleeves 77 of the second roller shaft 6 are used to ensure that the two sections of the second roller shaft 6 rotate synchronously, and the first roller shaft 5 and the second roller shaft 6 can also avoid normal rotation.

[0053] Please refer to Figure 6As shown, the driving structure 9 is arranged between the first side plate 74 and the second side plate 75, the driving structure 9 includes two driving rods 91, the two driving rods 91 are both arranged inside the first side plate 74 and the second side plate 75, the intersection of the first side plate 74 and the driving rod 91, the intersection of the second side plate 75 and the driving rod 91 are both provided with a threaded segment 93, the driving rod 91 is respectively screwed with the first side plate 74 and the second side plate 75, the threaded segments 93 of the same driving rod 91 are opposite in rotation direction, which can ensure that the second side plate 75 and the first side plate 74 are close to or away from each other, the end of the two driving rods 91 and located on the side wall of the ramie fiber separating machine main body 1 is provided with a second gear 96, the two second gears 96 are provided with a third gear 97, the second gear 96 and the third gear 97 are engaged with each other, the end of one of the driving rods 91 is provided with a rotating hand wheel 98, the rotating hand wheel 98 is manually rotated, so that the rotating hand wheel 98 drives the second gear 96 and the third gear 97 to rotate, the two driving rods 91 can drive the first side plate 74 and the second side plate 75 to move, the first side plate 74 and the second side plate 75 are close to or away from each other.

[0054] As shown in Figure 6 As shown, the inside of the ramie fiber separating machine main body 1 and between the first side plate 74 and the second side plate 75 is arranged with two guide rods 92, the intersection of the guide rod 92 and the first side plate 74, the intersection of the guide rod 92 and the second side plate 75 are both provided with a guide hole 95, the first side plate 74 and the second side plate 75 are both slidingly connected with the guide rod 92, the first side plate 74 and the second side plate 75 are close to or away from each other, so that the first side plate 74 and the second side plate 75 slide along the guide rod 92, the intersection of the driving rod 91 and the first side plate 74, the intersection of the driving rod 91 and the second side plate 75 are both provided with a threaded hole 94, the driving rod 91 and the guide rod 92 are both rotatably connected with the two sides of the fixed frame 71, and the driving rod 91 and the guide rod 92 are both rotatably connected with the two sides of the ramie fiber separating machine main body 1, so that the driving rod 91 and the guide rod 92 can rotate normally.

[0055] As shown in Figure 2 , Figure 7 and Figure 8 As shown, the inside of the fixed frame 71 is provided with a stripping structure 8, the stripping structure 8 includes a plurality of fiber separating filaments 81, each fiber separating filament 81 is arranged in parallel and equidistant, the fiber separating filament 81 penetrates the inside of the first side plate 74 and the inside of the second side plate 75, the parallel and equidistant arranged fiber separating filaments 81 can cut the ramie, the end of each fiber separating filament 81 is provided with a fastening bolt 83, the outside of each fastening bolt 83 is provided with a reserved hole 84, the end of the fiber separating filament 81 is wound inside the reserved hole 84, the fiber separating filament 81 is wound on the reserved hole 84 of the fastening bolt 83, so that the fiber separating filament 81 is tensioned.

[0056] Please see Figure 7 As shown, a row of fixing holes 82 are provided on the surface of the first side plate 74, the surface of the second side plate 75, and both sides of the fixing frame 71. The spacing of the fixing holes 82 is adapted to the spacing of the fine fibers 81. The first side plate 74 and the second side plate 75 are slidably connected to the fine fibers 81. When the first side plate 74 and the second side plate 75 move, it will not affect the fine fibers 81.

[0057] Please see Figure 8 As shown, two arc-shaped plates 86 are welded to the bottom of the fixed frame 71. The two arc-shaped plates 86 are arranged in an inverted V-shape, and the bottom ends of the two arc-shaped plates 86 are located between the first roller shaft 5 and the second roller shaft 6, so that the ramie processed by the filament separation 81 can fall between the two arc-shaped plates 86. The bottom ends of the first side plate 74 and the second side plate 75 are provided with arc-shaped grooves 85. The arc-shaped plates 86 are slidably connected to the inside of the arc-shaped grooves 85, and the first side plate 74 and the second side plate 75 move along the arc-shaped plates 86.

[0058] The preferred embodiments of the present invention disclosed above are merely illustrative of the invention. These preferred embodiments do not exhaustively describe all details, nor do they limit the invention to any specific implementation. Clearly, many modifications and variations can be made based on the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of the invention, thereby enabling those skilled in the art to better understand and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A process for washing and degumming of decorticated ramie characterized in that, Comprise the following steps: S1, raw hemp preparation: the picked ramie is dried, packaged and pretreated, and the moisture content of the ramie is reduced to a suitable processing state; S2, degumming: put the raw hemp into the degumming equipment, add water, acid and alkali chemicals, cook the raw hemp, and remove the gum through chemical and mechanical action; S3, fiber separation: the hemp sheet treated by degumming is sent to the fiber separation equipment for fiber separation treatment, so that the fiber bundle is separated into single fiber; S31, selection of fiber separation equipment, the treated ramie is separated into single fiber through the ramie fiber separation machine main body (1); S32, adjustment of fiber separation process parameters, modification of hemp beating intensity, fiber separation speed and fiber separation roller (73) spacing, so that the ramie is separated into single fiber; S33, inspection of fiber separation effect; S4, washing: washing the separated hemp fiber to remove residual gum and chemicals; S5, drying: drying the washed hemp fiber to reduce the moisture content to a certain extent; The side of the ramie fiber separation machine main body (1) is provided with a driving motor (2) and a transmission assembly (3), the driving motor (2) is used for driving the transmission assembly (3), the inside of the ramie fiber separation machine main body (1) is provided with a first roller shaft (5) and a second roller shaft (6), and the same end of the first roller shaft (5) and the second roller shaft (6) is provided with a first gear (4) which is engaged with each other, and the first roller shaft (5) is connected with the transmission assembly (3), the top of the ramie fiber separation machine main body (1) is provided with a feeding groove (10), and the inside of the ramie fiber separation machine main body (1) and between the first roller shaft (5) and the second roller shaft (6) is provided with a spacing adjustment structure (7), the spacing adjustment structure (7) comprises a fixed frame (71), the fixed frame (71) is fixedly installed in the inside of the ramie fiber separation machine main body (1), the axis direction of the first roller shaft (5) and the second roller shaft (6) is provided with a matching groove (72), the outside of the first roller shaft (5) and the second roller shaft (6) is provided with a first side plate (74) and a second side plate (75), and the first side plate (74) and the second side plate (75) are respectively arranged at the both ends of the matching groove (72), the fiber separation roller (73) is sleeved on the cylindrical surface of the first roller shaft (5) and the second roller shaft (6), the fiber separation roller (73) of the first roller shaft (5) and the fiber separation roller (73) of the second roller shaft (6) correspond one by one, the inside of the two groups of fiber separation rollers (73) is provided with a middle pin (710), the inside of the same group of fiber separation rollers (73) is provided with a connecting rod (711) which is crossed with each other, and the connecting rods (711) of the adjacent two fiber separation rollers (73) are connected with each other, the connecting rod (711) is used for adjusting the spacing of the adjacent two fiber separation rollers (73), the fiber separation roller (73) at both ends of the matching groove (72) is provided with a rotating disc (79), and the fiber separation roller (73) at both ends is connected with the first side plate (74) and the second side plate (75) through the rotating disc (79), the first side plate (74) and the second side plate (75) rotate relative to the rotating disc (79), the spacing of the fiber separation roller (73) is adjusted to adjust the thickness of the ramie; The inside of the separating roller (73) is provided with a matching opening (76), the cross section of the first roller shaft (5), the cross section of the second roller shaft (6) and the cross section of the separating roller (73) are matched, and the separating roller (73) is slidably connected with the first roller shaft (5) and the second roller shaft (6). The connecting rod (711) penetrates the inside of the separating roller (73), and the connecting rod (711) is rotatably connected with the middle pin (710), the end portions of the connecting rod (711) are connected by a connecting pin, the connecting rods (711) are arranged in a parallelogram structure, and the arrangement of the connecting rod (711) ensures that the spacing between the adjacent two separating rollers (73) is the same. The first roller shaft (5) and the second roller shaft (6) are both two sections, and the connecting portions of the two sections of the first roller shaft (5) and the second roller shaft (6) are both provided with matching clamping openings (78), and the connecting portions of the two sections of the first roller shaft (5) and the second roller shaft (6) are both provided with threaded sleeves (77), and the threaded sleeve (77) of the first roller shaft (5) is used to ensure that the two sections of the first roller shaft (5) rotate synchronously, and the threaded sleeve (77) of the second roller shaft (6) is used to ensure that the two sections of the second roller shaft (6) rotate synchronously.

2. The decating process of ramie fiber according to claim 1, characterized in that, The first side plate (74) and the second side plate (75) are provided with a driving structure (9), the driving structure (9) includes two driving rods (91), the two driving rods (91) penetrate the inside of the first side plate (74) and the second side plate (75), the intersection of the first side plate (74) and the driving rod (91), and the intersection of the second side plate (75) and the driving rod (91) are provided with threaded sections (93), the driving rod (91) is threadedly connected with the first side plate (74) and the second side plate (75), respectively, the end portions of the two driving rods (91) and located on the side wall of the ramie separating machine body (1) are provided with second gears (96), the two second gears (96) are provided with a third gear (97), and the second gear (96) and the third gear (97) are engaged with each other, and the end portion of one of the driving rods (91) is provided with a rotating handle (98).

3. The decating process of ramie according to claim 2, characterized in that, The inside of the ramie separating machine body (1) and between the first side plate (74) and the second side plate (75) are provided with two guide rods (92), the intersection of the guide rod (92) and the first side plate (74), and the intersection of the guide rod (92) and the second side plate (75) are provided with guide holes (95), the first side plate (74) and the second side plate (75) are slidably connected with the guide rod (92), the intersection of the driving rod (91) and the first side plate (74), and the intersection of the driving rod (91) and the second side plate (75) are provided with threaded holes (94), the driving rod (91) and the guide rod (92) are rotatably connected with the two sides of the fixed frame (71), and the driving rod (91) and the guide rod (92) are rotatably connected with the two sides of the ramie separating machine body (1).

4. The decating process of ramie separated fibers according to claim 3, characterized in that, The inside of the fixed frame (71) is provided with a peeling structure (8), the peeling structure (8) comprises a plurality of split filaments (81), each split filament (81) is arranged in parallel and equidistant, the split filaments (81) penetrate the inside of the first side plate (74) and the inside of the second side plate (75), the end of each split filament (81) is provided with a fastening bolt (83), the outside of each fastening bolt (83) is provided with a reserved hole (84), and the end of the split filament (81) is wound in the reserved hole (84).

5. The decating process of ramie separated fibers according to claim 4, characterized in that, The surface of the first side plate (74), the surface of the second side plate (75) and the two side walls of the fixed frame (71) are provided with a row of fixing holes (82), the spacing of the fixing holes (82) is matched with the spacing of the split filaments (81), and the first side plate (74) and the second side plate (75) are slidably connected with the split filaments (81).

6. The ramie fiber splitting, washing and degumming process according to claim 5, characterized in that, The bottom end of the fixed frame (71) is welded with two arc-shaped plates (86), the two arc-shaped plates (86) are arranged in an inverted eight character shape, the bottom end of the two arc-shaped plates (86) is located between the first roller shaft (5) and the second roller shaft (6), the bottom end of the first side plate (74) and the second side plate (75) is provided with an arc-shaped groove (85), and the arc-shaped plate (86) is slidably connected with the inside of the arc-shaped groove (85).

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