CN112725547B - Method and device for removing cashmere goat needle hair - Google Patents
Method and device for removing cashmere goat needle hair Download PDFInfo
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- CN112725547B CN112725547B CN202011368913.0A CN202011368913A CN112725547B CN 112725547 B CN112725547 B CN 112725547B CN 202011368913 A CN202011368913 A CN 202011368913A CN 112725547 B CN112725547 B CN 112725547B
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B15/00—Mechanical treatment of furs
- C14B15/02—Shearing; Removing dead or coarse hairs or bristles by shearing or plucking
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Abstract
The invention discloses a method and a device for removing cashmere goat hairs, and relates to the technical field of fur product processing. The method and the device for removing the cashmere goat hairs provided by the invention have the advantages that after the cashmere goat hairs are subjected to the processes of soaking, fleshing, degreasing and the like, the cashmere goat hairs are slightly acid and swollen by adopting an over-acid soaking mode to loosen the hair roots, the hair tip parts of the cashmere goat hairs are air-dried after water throwing, the ultraviolet curing resin solution is sprayed or brushed to the cashmere goat hairs, the ultraviolet curing resin solution is cured after ultraviolet irradiation, the hairs sprayed with the ultraviolet curing resin solution are mutually bonded, and finally, the bonded hairs are removed by adopting mechanical hook claws.
Description
Technical Field
The invention relates to the technical field of fur product processing, in particular to a method and a device for removing cashmere goat hairs.
Background
The cashmere goat is a unique biological resource in China, and is a variety with the highest cashmere yield and the best quality of cashmere fiber. The cashmere of the cashmere goat fur is fine and soft, has a white color like jade, bright luster and smooth and fine hand feeling, the surface hair of the cashmere goat fur mainly comprises fluff and needle hair, wherein the fluff is fine and soft, has different lengths of 4-6cm and different needle hair lengths of 10-14cm, is thick, has silky light sensation, is overlong and soft, and completely covers the fluff, the characteristic schematic diagram of the quilt of the cashmere goat fur is shown in figure 1, A is the needle hair, and B is the fluff.
From the analysis of fur manufacturing, the longer needles are likely to reduce the aesthetic feeling of the fur because the needles cover the fur, resulting in a reduction in the value of the fur, and therefore, technicians often need to pull out the needles of the fur during the process of processing the fur raw material into fur. In the prior art, for example, CN104630393A and CN 106755618A both disclose processing steps of making fur coat by using cashmere goat, wherein the work of removing the needle hair is usually manually removed.
In the process of implementing the invention, the inventor finds that the related art has at least the following problems:
the method for removing the cashmere goat hairs provided by the prior art usually adopts a manual mode, and as the cashmere goat hairs are tanned, pickled and other procedures before the removing procedure, a great amount of chemical substances are impregnated in the cashmere goat hairs in the procedures, so that the threat to the health of processing personnel is easily caused, and the removing efficiency of the cashmere goat hairs is extremely low.
Disclosure of Invention
The invention mainly aims to provide a method and a device for removing the cashmere goat hairs, which are used for solving the technical problems that the existing method for removing the cashmere goat hairs is low in efficiency and easily threatens the health of processing personnel, and achieving the technical effects of improving the removal efficiency of the cashmere goat hairs and guaranteeing the health of the processing personnel. The technical scheme of the invention is as follows:
according to a first aspect of the embodiments of the present invention, there is provided a method for plucking a cashmere goat hair, comprising the steps of:
1): weighing, soaking, fleshing and degreasing the cashmere wool skin in sequence, washing with water to remove residual fat on the surface of the cashmere wool skin, then soaking the degreased cashmere wool skin in acid, throwing water and air-drying the needle hair tips;
2): spraying an ultraviolet curing resin solution onto the needle hair tip portions of the suede fur, then sending the suede fur into an air drying area for air drying for 20-30min, and irradiating the ultraviolet curing resin solution on the needle hair tip portions of the suede fur through ultraviolet light to enable the ultraviolet curing resin solution to be cured into ultraviolet curing resin, so that the needle hair tip portions of the suede fur are bonded;
3): and removing the needle hairs adhered to each other on the wool top by using mechanical hook claws, washing the wool top by using salt bath to remove residual floating hairs, and taking out after water throwing and air drying.
Optionally, step 1) specifically includes the following steps:
s1): weighing down the cashmere wool skins;
s2): immersing the weighed cashmere and goat skins into an immersion liquid, and immersing for 10-12h at 30 ℃, wherein the mass ratio of water in the immersion liquid to the cashmere and goat skins is 25-30: 1, by water, the concentration of a wetting agent JFC in the soak solution is 0.3g/L, and the concentration of NaCl is 20 g/L;
s3): immersing the soaked cashmere and goat skins into degreasing liquid, and degreasing for 40min at 38 ℃, wherein the mass ratio of water in the degreasing liquid to the cashmere and goat skins is 25-30: 1, the concentration of a degreasing agent TL-80 in the degreasing liquid is 1g/L and the concentration of soda is 0.5g/L calculated by water;
s4): immersing the degreased wool top into water at 38 ℃, stirring and washing for 20min, and then sending into a three-foot centrifuge for water throwing;
s5): immersing the napped goat fleece skin subjected to water throwing into an acid solution, and immersing the napped goat fleece skin in the acid solution for 12-24 hours at the temperature of 20-30 ℃, wherein the mass ratio of water in the acid solution to the napped goat fleece skin is 25-30: 1, based on the amount of water, the concentration of 85% by mass of industrial formic acid in the acid solution is 2.0-2.5g/L, the concentration of 36% by mass of industrial acetic acid is 2.0-2.5g/L, and the concentration of NaCl is 10-20 g/L;
s6): putting the soaked cashmere wool skins into a three-foot centrifuge to spin water for 20min, stopping the centrifuge, turning over the cashmere wool skins, and continuously spinning the water for 20 min;
s7): and sending the water-spun cashmere fur into an air drying area for air drying for 4-5h, so that the part 2-4cm away from the needle hair tip of the cashmere fur is dried completely.
Optionally, the step of spraying the ultraviolet curable resin solution onto the needle hair tips of the suede fur comprises:
spraying an ultraviolet curing resin solution onto all needle hair tips of the suede fur; or the like, or, alternatively,
and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur according to a preset pattern.
Optionally, the ultraviolet curing resin solution includes 5% by mass of ultraviolet curing resin and 95% by mass of ethyl acetate.
Optionally, after the needle hair tips of the suede fur are bonded, at least two bonded bodies are formed.
According to a second aspect of the embodiments of the present invention, there is provided a device for plucking the hairs of a cashmere goat, wherein the device comprises at least one spray gun, at least one fan, at least one ultraviolet curing lamp, at least one mechanical gripper, a conveying device and a console;
wherein the conveying device is used for conveying the cashmere wool skin;
the at least one spray gun is arranged above the front part of the conveying device, an ultraviolet light curing resin solution is arranged in the at least one spray gun, and the at least one spray gun is used for spraying the ultraviolet light curing resin solution to the needle hair tip part of the suede fur;
the at least one fan is arranged at a preset position on the right side of the at least one spray gun and is used for air-drying the needle hair tip part of the suede fur sprayed with the ultraviolet curing resin solution;
the at least one ultraviolet curing lamp is arranged at a preset position on the right side of the at least one fan and used for irradiating the ultraviolet curing resin solution on the needle hair tip parts of the cashmere fur through ultraviolet light so that the ultraviolet curing resin solution is cured into ultraviolet curing resin, and therefore the needle hair tip parts of the cashmere fur are bonded;
the at least one mechanical claw is arranged at a preset position on the right side of the at least one ultraviolet curing lamp and is used for hooking and removing all needle hairs mutually bonded on the cashmere wool leather;
the at least one spray gun, the at least one fan, the at least one ultraviolet curing lamp, the at least one mechanical claw and the conveying device are respectively in electric signal connection with the console.
Compared with the prior art, the method and the device for removing the cashmere goat hairs have the following advantages:
the method and the device for removing the cashmere goat hairs provided by the invention have the advantages that after the cashmere goat hairs are subjected to the processes of soaking, fleshing, degreasing and the like, the cashmere goat hairs are slightly acid and swollen by adopting an over-acid soaking mode to loosen the hair roots, the hair tip parts of the cashmere goat hairs are air-dried after water throwing, the ultraviolet curing resin solution is sprayed or brushed to the cashmere goat hairs, the ultraviolet curing resin solution is cured after ultraviolet irradiation, the hairs sprayed with the ultraviolet curing resin solution are mutually bonded, and finally, the bonded hairs are removed by adopting mechanical hook claws.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic representation of a quilt characteristic of a suede pelt.
Fig. 2 is a method flow diagram illustrating a method for plucking a cashmere goat hair according to an exemplary embodiment.
Fig. 3 is a schematic diagram illustrating a state in which respective needle tips of the suede fur are bonded according to an exemplary embodiment.
Fig. 4 is a schematic diagram illustrating a state in which respective needle tips of another suede fur are bonded according to an exemplary embodiment.
Fig. 5 is a schematic view of a suede nap skin according to an exemplary embodiment.
Fig. 6 is a schematic view of a device for removing the cashmere goat hairs according to an exemplary embodiment.
Detailed Description
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. In the embodiment of the invention, the resin component in the ultraviolet curing resin solution is ultraviolet curing resin (brand number KJ-3300) provided by Shenzhen, Kejiaojian adhesive material Co.
Fig. 2 is a flow chart illustrating a method of removing a cashmere goat hair according to an exemplary embodiment, and as shown in fig. 2, the method of removing the cashmere goat hair includes the following steps:
step 1: the wool skin of the cashmere goat is sequentially subjected to weighing, soaking, fleshing and degreasing, then the residual fat on the surface of the wool skin of the cashmere goat is removed through washing, then the wool skin of the cashmere goat after degreasing is subjected to acid soaking treatment, then water is thrown and the needle hair tips are air-dried.
The pickling treatment adopted by the invention is an over pickling mode.
Step 2: and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur, sending the suede fur into an air drying area for air drying for 20-30min, and irradiating the ultraviolet curing resin solution on the needle hair tip parts of the suede fur through ultraviolet light to enable the ultraviolet curing resin solution to be cured into ultraviolet curing resin, so that the needle hair tip parts of the suede fur are bonded.
It should be noted that the present invention applies and cures all or part of the wool of the suede fur quilt with the uv-curable resin solution without removing the acid liquor of the pelt board, i.e. maintaining a slight acid swelling of the pelt board.
In the process of spraying the ultraviolet curing resin solution on the needle hair, the characteristic of the fleece of the suede fur is utilized, namely the average length of the needle hair is far higher than that of the needle hair, the needle hair completely covers the upper part of the needle hair to form a barrier layer, and the glue-containing solution can be prevented from being stained on the needle hair, so that the directional glue application of the needle hair is realized.
In the above, a schematic diagram of a state of the bonding state of the respective needle hair tips of the suede fur can be shown in fig. 3, a is needle hair, and B is pile hair.
And step 3: and removing the needle hairs adhered to each other on the wool top by using mechanical hook claws, washing the wool top by using salt bath to remove residual floating hairs, and taking out after water throwing and air drying.
Because the skin plate that excessively pickling leads to the fine hair goat's wool skin is in mild acid swelling state always, leads to each needle hair that bonds each other to be very easily removed by mechanical hook along with the root of a hair hook together to the realization is pulled out in batches of needle hair on the fine hair goat's wool skin, and can avoid the staff to the direct contact who is infected with the chemical reagent needle hair, ensures that staff's is healthy.
Optionally, step 1) specifically includes the following steps:
s1): the cashmere skins were weighed.
S2): immersing the weighed cashmere and goat skins into an immersion liquid, and immersing for 10-12h at 30 ℃, wherein the mass ratio of water in the immersion liquid to the cashmere and goat skins is 25-30: 1, the concentration of the wetting agent JFC in the soaking solution is 0.3g/L and the concentration of NaCl is 20g/L in terms of water.
In step S2), the skin board of the suede fur is slightly acid-swollen due to the over-acid soaking, and under the condition of the slight acid-swelling, the hair follicle part of the skin board of the suede fur is damaged, the hair root is loosened, and the subsequent mechanical plucking of the needle hair can be facilitated.
S3): immersing the soaked cashmere and goat skins into degreasing liquid, and degreasing for 40min at 38 ℃, wherein the mass ratio of water in the degreasing liquid to the cashmere and goat skins is 25-30: 1, the concentration of the degreasing agent TL-80 in the degreasing liquid is 1g/L and the concentration of the soda is 0.5g/L calculated by water.
S4): and (3) immersing the degreased wool skins into water at 38 ℃, stirring, washing for 20min, and then sending into a three-leg centrifuge for water spinning.
S5): immersing the napped goat fleece skin subjected to water throwing into an acid solution, and immersing the napped goat fleece skin in the acid solution for 12-24 hours at the temperature of 20-30 ℃, wherein the mass ratio of water in the acid solution to the napped goat fleece skin is 25-30: 1, based on the amount of water, the concentration of industrial formic acid with the mass fraction of 85% in the acid solution is 2.0-2.5g/L, the concentration of industrial acetic acid with the mass fraction of 36% is 2.0-2.5g/L, and the concentration of NaCl is 10-20 g/L.
S6): and (3) putting the soaked cashmere wool skins into a three-foot centrifuge for water throwing for 20min, stopping the centrifuge, turning over the cashmere wool skins, and continuing to water throwing for 20 min.
S7): and sending the water-spun cashmere fur into an air drying area for air drying for 4-5h, so that the part 2-4cm away from the needle hair tip of the cashmere fur is dried completely.
Optionally, the step of spraying the ultraviolet curable resin solution onto the needle hair tips of the suede fur comprises:
a: spraying an ultraviolet curing resin solution onto all needle hair tips of the suede fur; or the like, or, alternatively,
b: and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur according to a preset pattern.
It should be noted that the ultraviolet curing resin solution is sprayed onto the tip portions of the partial needle hairs of the suede fur according to a preset pattern, so that the subsequent hooking and removing operation for the bonding needle hairs can realize the fixed-point removing of the needle hairs in a preset area on the suede fur, the needle hairs and the down hairs on the treated suede fur jointly form a pattern with a unique aesthetic feeling style, and the fur manufacturing value of the suede fur is improved.
Wherein, the schematic diagram of the bonding state of the tips of the needles of the suede wool skin formed by the spraying manner of the ultraviolet curing resin solution shown in the manner a can be shown in fig. 3; the schematic diagram of the bonding state of the tips of the individual needles of the suede nap formed by the spraying method of the ultraviolet curing resin solution shown in the method B can be shown in fig. 4, where in fig. 4, a is a needle and B is a nap.
In a possible implementation manner, a schematic diagram of the suede leather formed after the curing and needle-wool hooking processes by the spraying manner of the uv-curable resin solution shown in manner B can be shown in fig. 5, in which in fig. 5, a is needle wool and B is wool.
Optionally, the ultraviolet curing resin solution includes 5% by mass of ultraviolet curing resin and 95% by mass of ethyl acetate.
Optionally, after the needle hair tips of the suede fur are bonded, at least two bonded bodies are formed.
The forming mode of a plurality of bonding bodies can be obtained by multi-point spraying of ultraviolet curing resin solution, so that the mechanical hook claw can avoid great pulling damage to the skin plate of the cashmere wool skin while hooking and removing bonding needle hair.
In a possible embodiment, the present invention also provides a schematic view of a device for a plucking device used in conjunction with the above-mentioned method for plucking the cashmere goat hairs, as shown in fig. 6, the device comprises at least one spray gun 10, at least one fan 20, at least one uv curing lamp 30, at least one mechanical gripper 40, a conveying device 50 and a console 60;
wherein, the conveying device 50 is used for conveying the suede woolfell;
the at least one spray gun 10 is arranged above the front part of the conveying device 50, an ultraviolet light curing resin solution is arranged in the at least one spray gun 10, and the at least one spray gun 10 is used for spraying the ultraviolet light curing resin solution to the needle hair tip part of the suede fur;
the at least one fan 20 is arranged at a preset position on the right side of the at least one spray gun 10 and is used for air-drying the needle hair tip part of the suede fur sprayed with the ultraviolet curing resin solution;
the at least one ultraviolet curing lamp 30 is disposed at a preset position on the right side of the at least one fan 20, and is configured to irradiate the ultraviolet curing resin solution on the needle hair tips of the suede fur through ultraviolet light, so that the ultraviolet curing resin solution is cured into ultraviolet curing resin, and thus, the needle hair tips of the suede fur are bonded;
the at least one mechanical claw 40 is arranged at a preset position on the right side of the at least one ultraviolet curing lamp 30 and is used for hooking and removing all needle hairs mutually bonded on the goat hair leather;
the at least one spray gun 10, the at least one fan 20, the at least one ultraviolet curing lamp 30, the at least one mechanical gripper 40, and the conveying device 50 are electrically connected to the console 60, respectively.
It should be noted that the console 60 can store the operation parameters of the components of the plucking device, so as to achieve the automatic plucking operation of the hair tip portion of the suede needle.
To better illustrate the beneficial effects of the method and apparatus for removing the cashmere goat hairs provided by the present invention, the following examples 1-3 are shown for illustration:
example 1
S1): the cashmere skins were weighed.
S2): immersing the weighed cashmere and goat fur into an immersion liquid, and immersing for 10 hours at the temperature of 30 ℃, wherein the mass ratio of water in the immersion liquid to the cashmere and goat fur is 25: 1, the concentration of the wetting agent JFC in the soaking solution is 0.3g/L and the concentration of NaCl is 20g/L in terms of water.
In step S2), the skin board of the suede fur is slightly acid-swollen due to the over-acid soaking, and under the condition of the slight acid-swelling, the hair follicle part of the skin board of the suede fur is damaged, the hair root is loosened, and the subsequent mechanical plucking of the needle hair can be facilitated.
S3): immersing the soaked cashmere and goat skins into degreasing liquid, and degreasing the cashmere and goat skins at 38 ℃ for 40min, wherein the mass ratio of water in the degreasing liquid to the cashmere and goat skins is 25: 1, the concentration of the degreasing agent TL-80 in the degreasing liquid is 1g/L and the concentration of the soda is 0.5g/L calculated by water.
S4): and (3) immersing the degreased wool skins into water at 38 ℃, stirring, washing for 20min, and then sending into a three-leg centrifuge for water spinning.
S5): immersing the water-spun cashmere wool skins into an acid liquor, and pickling for 12 hours at the temperature of 20 ℃, wherein the mass ratio of water to the cashmere wool skins in the acid liquor is 25: based on the amount of water, the concentration of industrial formic acid with the mass fraction of 85% in the acid solution is 2.0g/L, the concentration of industrial acetic acid with the mass fraction of 36% in the acid solution is 2.0g/L, and the concentration of NaCl in the acid solution is 10 g/L.
S6): and (3) putting the soaked cashmere wool skins into a three-foot centrifuge for water throwing for 20min, stopping the centrifuge, turning over the cashmere wool skins, and continuing to water throwing for 20 min.
S7): and sending the water-spun cashmere fur into an air drying area for air drying for 4 hours, so that the part 2cm away from the needle hair tip of the cashmere fur is dried completely.
S8): and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur, sending the suede fur into an air drying area for air drying for 20min, and irradiating the ultraviolet curing resin solution on the needle hair tip parts of the suede fur through ultraviolet light to enable the ultraviolet curing resin solution to be cured into ultraviolet curing resin, so that the needle hair tip parts of the suede fur are bonded.
S9): and removing the needle hairs adhered to each other on the wool top by using mechanical hook claws, washing the wool top by using salt bath to remove residual floating hairs, and taking out after water throwing and air drying.
Example 2
S1): the cashmere skins were weighed.
S2): immersing the weighed cashmere and goat fur into an immersion liquid, and immersing for 11 hours at the temperature of 30 ℃, wherein the mass ratio of water in the immersion liquid to the cashmere and goat fur is 28: 1, the concentration of the wetting agent JFC in the soaking solution is 0.3g/L and the concentration of NaCl is 20g/L in terms of water.
In step S2), the skin board of the suede fur is slightly acid-swollen due to the over-acid soaking, and under the condition of the slight acid-swelling, the hair follicle part of the skin board of the suede fur is damaged, the hair root is loosened, and the subsequent mechanical plucking of the needle hair can be facilitated.
S3): immersing the soaked cashmere and goat skins into degreasing liquid, and degreasing the cashmere and goat skins at 38 ℃ for 40min, wherein the mass ratio of water in the degreasing liquid to the cashmere and goat skins is 28: 1, the concentration of the degreasing agent TL-80 in the degreasing liquid is 1g/L and the concentration of the soda is 0.5g/L calculated by water.
S4): and (3) immersing the degreased wool skins into water at 38 ℃, stirring, washing for 20min, and then sending into a three-leg centrifuge for water spinning.
S5): immersing the water-spun cashmere wool skins into an acid liquor, and pickling for 18 hours at 25 ℃, wherein the mass ratio of water to the cashmere wool skins in the acid liquor is 28: 1, the concentration of industrial formic acid with the mass fraction of 85% in the acid solution is 2.3g/L, the concentration of industrial acetic acid with the mass fraction of 36% in the acid solution is 2.3g/L, and the concentration of NaCl is 15 g/L.
S6): and (3) putting the soaked cashmere wool skins into a three-foot centrifuge for water throwing for 20min, stopping the centrifuge, turning over the cashmere wool skins, and continuing to water throwing for 20 min.
S7): and sending the water-spun cashmere fur into an air drying area for air drying for 4 hours, so that the 3cm part of the needle hair tip of the cashmere fur is dried completely.
S8): and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur, then sending the suede fur into an air drying area for air drying for 25min, and irradiating the ultraviolet curing resin solution on the needle hair tip parts of the suede fur through ultraviolet light to enable the ultraviolet curing resin solution to be cured into ultraviolet curing resin, so that the needle hair tip parts of the suede fur are bonded.
S9): and removing the needle hairs adhered to each other on the wool top by using mechanical hook claws, washing the wool top by using salt bath to remove residual floating hairs, and taking out after water throwing and air drying.
Example 3
S1): the cashmere skins were weighed.
S2): immersing the weighed cashmere and goat fur into an immersion liquid, and immersing for 12 hours at the temperature of 30 ℃, wherein the mass ratio of water in the immersion liquid to the cashmere and goat fur is 30: 1, the concentration of the wetting agent JFC in the soaking solution is 0.3g/L and the concentration of NaCl is 20g/L in terms of water.
In step S2), the skin board of the suede fur is slightly acid-swollen due to the over-acid soaking, and under the condition of the slight acid-swelling, the hair follicle part of the skin board of the suede fur is damaged, the hair root is loosened, and the subsequent mechanical plucking of the needle hair can be facilitated.
S3): immersing the soaked cashmere and goat skins into degreasing liquid, and degreasing the cashmere and goat skins at 38 ℃ for 40min, wherein the mass ratio of water in the degreasing liquid to the cashmere and goat skins is 30: 1, the concentration of the degreasing agent TL-80 in the degreasing liquid is 1g/L and the concentration of the soda is 0.5g/L calculated by water.
S4): and (3) immersing the degreased wool skins into water at 38 ℃, stirring, washing for 20min, and then sending into a three-leg centrifuge for water spinning.
S5): immersing the water-spun cashmere wool skins into an acid liquor, and pickling for 24 hours at the temperature of 30 ℃, wherein the mass ratio of water to the cashmere wool skins in the acid liquor is 30: based on the amount of water, the concentration of industrial formic acid with the mass fraction of 85% in the acid solution is 2.5g/L, the concentration of industrial acetic acid with the mass fraction of 36% in the acid solution is 2.5g/L, and the concentration of NaCl in the acid solution is 20 g/L.
S6): and (3) putting the soaked cashmere wool skins into a three-foot centrifuge for water throwing for 20min, stopping the centrifuge, turning over the cashmere wool skins, and continuing to water throwing for 20 min.
S7): and sending the water-spun cashmere fur into an air drying area for air drying for 5 hours, so that the 4cm part of the needle hair tip of the cashmere fur is dried completely.
S8): and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur, then sending the suede fur into an air drying area for air drying for 30min, and irradiating the ultraviolet curing resin solution on the needle hair tip parts of the suede fur through ultraviolet light to enable the ultraviolet curing resin solution to be cured into ultraviolet curing resin, so that the needle hair tip parts of the suede fur are bonded.
S9): and removing the needle hairs adhered to each other on the wool top by using mechanical hook claws, washing the wool top by using salt bath to remove residual floating hairs, and taking out after water throwing and air drying.
In summary, according to the method and the device for removing the cashmere goat hairs provided by the invention, the cashmere goat hairs are subjected to the processes of soaking, fleshing, degreasing and the like, the excessive pickling mode is adopted to cause the cashmere goat hairs to slightly acid and swell so as to loosen the hair roots, the hair tip part of the cashmere hairs is air-dried after water throwing, the ultraviolet curing resin solution is sprayed or brushed to the cashmere goat hairs, the ultraviolet curing resin solution is cured after ultraviolet irradiation so that the hairs sprayed with the ultraviolet curing resin solution are mutually bonded, and finally, the mechanical hook claw hooks are adopted to remove the bonded hairs, so that the technical problems that the existing cashmere goat hairs removing mode is low in efficiency and has great harm to the health of workers are solved, and the technical effects of improving the cashmere goat hairs removing efficiency and guaranteeing the health of the workers are achieved.
While the invention has been described in detail in the foregoing by way of general description, and specific embodiments and experiments, it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof.
Claims (5)
1. A method for removing the needle hair of a cashmere goat is characterized by comprising the following steps:
1): weighing, soaking, fleshing and degreasing the cashmere wool skin in sequence, washing with water to remove residual fat on the surface of the cashmere wool skin, then soaking the degreased cashmere wool skin in acid, throwing water and air-drying the needle hair tips;
2): spraying an ultraviolet curing resin solution onto the needle hair tips of the suede fur, sending the suede fur into an air drying area, air-drying the suede fur for 20-30min, and irradiating the ultraviolet curing resin solution on the needle hair tips of the suede fur through ultraviolet light to enable the ultraviolet curing resin solution to be cured into ultraviolet curing resin, so that the needle hair tips of each of the suede fur are bonded, wherein the ultraviolet curing resin solution comprises 5% of ultraviolet curing resin and 95% of ethyl acetate by mass;
3): and removing the needle hairs adhered to each other on the wool top by using mechanical hook claws, washing the wool top by using salt bath to remove residual floating hairs, and taking out after water throwing and air drying.
2. The method according to claim 1, characterized in that step 1) comprises in particular the steps of:
s1): weighing down the cashmere wool skins;
s2): immersing the weighed cashmere and goat skins into an immersion liquid, and immersing for 10-12h at 30 ℃, wherein the mass ratio of water in the immersion liquid to the cashmere and goat skins is 25-30: 1, by water, the concentration of a wetting agent JFC in the soak solution is 0.3g/L, and the concentration of NaCl is 20 g/L;
s3): immersing the soaked cashmere and goat skins into degreasing liquid, and degreasing for 40min at 38 ℃, wherein the mass ratio of water in the degreasing liquid to the cashmere and goat skins is 25-30: 1, the concentration of a degreasing agent TL-80 in the degreasing liquid is 1g/L and the concentration of soda is 0.5g/L calculated by water;
s4): immersing the degreased wool top into water at 38 ℃, stirring and washing for 20min, and then sending into a three-foot centrifuge for water throwing;
s5): immersing the napped goat fleece skin subjected to water throwing into an acid solution, and immersing the napped goat fleece skin in the acid solution for 12-24 hours at the temperature of 20-30 ℃, wherein the mass ratio of water in the acid solution to the napped goat fleece skin is 25-30: 1, based on the amount of water, the concentration of 85% by mass of industrial formic acid in the acid solution is 2.0-2.5g/L, the concentration of 36% by mass of industrial acetic acid is 2.0-2.5g/L, and the concentration of NaCl is 10-20 g/L;
s6): putting the soaked cashmere wool skins into a three-foot centrifuge to spin water for 20min, stopping the centrifuge, turning over the cashmere wool skins, and continuously spinning the water for 20 min;
s7): and sending the water-spun cashmere fur into an air drying area for air drying for 4-5h, so that the part 2-4cm away from the needle hair tip of the cashmere fur is dried completely.
3. The method as set forth in claim 1, wherein the step of spraying the ultraviolet curable resin solution onto the needlepoint portion of the suede fur comprises:
spraying an ultraviolet curing resin solution onto all needle hair tips of the suede fur; or the like, or, alternatively,
and spraying an ultraviolet curing resin solution onto the needle hair tip parts of the suede fur according to a preset pattern.
4. The method as claimed in claim 1, wherein at least two bonded bodies are formed after the respective needle hair tips of the suede fur are bonded.
5. The removal device for the needle hair of the cashmere goat is characterized by comprising at least one spray gun, at least one fan, at least one ultraviolet curing lamp, at least one mechanical claw, a conveying device and a control console; wherein the conveying device is used for conveying the cashmere wool skin; the at least one spray gun is arranged above the front part of the conveying device, an ultraviolet light curing resin solution is arranged in the at least one spray gun, and the at least one spray gun is used for spraying the ultraviolet light curing resin solution to the needle hair tip part of the suede fur; the at least one fan is arranged at a preset position on the right side of the at least one spray gun and is used for air-drying the needle hair tip part of the suede fur sprayed with the ultraviolet curing resin solution; the at least one ultraviolet curing lamp is arranged at a preset position on the right side of the at least one fan and used for irradiating the ultraviolet curing resin solution on the needle hair tip parts of the cashmere fur through ultraviolet light so that the ultraviolet curing resin solution is cured into ultraviolet curing resin, and therefore the needle hair tip parts of the cashmere fur are bonded; the at least one mechanical claw is arranged at a preset position on the right side of the at least one ultraviolet curing lamp and is used for hooking and removing all needle hairs mutually bonded on the cashmere wool leather; the at least one spray gun, the at least one fan, the at least one ultraviolet curing lamp, the at least one mechanical claw and the conveying device are respectively in electric signal connection with the console.
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