31results about "Fur finishing" patented technology

The invention relates to a design and color processing method for the deep processing of fur shell fabrics and a product thereof, and is characterized in that thick and intermediate-thick animal furs with burly cutis plate and compact and plump wool type are chosen, and technical measurements of bleaching, dyeing, color spraying and fading are adopted for processing fluff color from a root part to a mucro part into different color laminations. Flower patterns are designed according to the situations of the number of the color laminations and color changes, a flower cutting device is used for optionally cutting fur surface into the patterns with different shapes and thicknesses, and different flower patterns are formed by the colors in different color laminations. The design and color processing method of the deep processing of fur shell fabrics combines the existing processing methods for use, has the advantages of novel method, unique effect and strong ornamental property, etc., and can particularly improve the level of concealing the flaws of original materials. The design and color processing method of the deep processing of fur shell fabrics can be implemented on a whole sheet or a part of the fur material, and can be popularized and implemented on the shell fabrics with superficial fluff such as dyed furs and artificial furs, etc.

The invention relates to the technical field of leather processing, and specifically relates to a production process for preparing leather by virtue of a numerical control cutting machine. The production process comprises the following steps: (1) material selection: using sheepskin leather, pigskin leather or calfskin leather as a crust; (2) pattern drawing: drawing a pattern through a computer of the numerical control cutting machine, and outputting the pattern; and (3) numerical control cutting: cutting the lines of reptiles in the nature on the surface of the leather through the output pattern by the numerical control cutting machine, so as to prepare the leather. The production process disclosed by the invention has simple steps, and is convenient to operate and control, stable in quality and high in production efficiency; the raw materials are low in price and easily available; and the leather is high in utilization rate, low in production cost, and capable of realizing large-scale industrialized production. The quality of the prepared finished leather is similar to that of top-layer leather, the additional value of the finished leather is greatly increased, and the finished leather is wide in application range and high in economic benefit.

The invention discloses a fur burning-out improving process which is characterized by adopting the following steps: (1) selecting fur; (2) chrome tanning; (3) dyeing; (4) nailing on a board for drying, tumbling and finely cutting; and (5) burning out: printing a pattern onto the surface of hair by a printed screen board by using caustic soda of 400g / L, gelatin of 24g / L and HAC (glacial acetic acid) of 2ml / L then drying for 1 hour in a drying chamber at high temperature; and (6) finishing. According to the method for burning out with caustic soda disclosed by the invention, the pattern obtained by burning out is complete and beautiful without smell of scorching, and the color of the pattern obtained by burning out is the same as that of the ground color, thus being approved by customers.

The invention designs a fur fulling and shaping rotary pan, which mainly comprises a rotary pan, a rotary shaft, a support and an electromotor. The pot also includes a vent pipe with one end connected to the rotary pan by traversing the rotary shaft and the other end inserted with a certain length of a steam jet pipe, and meanwhile, the vent pipe end and the outer wall of the steam jet pipe are sealed, and a liquid medicine inlet pipe is arranged between the sealed end of the vent pipe and the vent pipe end within the vent pipe. The fur fulling and shaping rotary pan of the invention makes use of the steam jet pipe to blow out steam, so that the air pressure of the space between the sealed end of the vent pipe and the steam jet pipe end can be reduced. Meanwhile, air pressure at the end of the liquid medicine inlet pipe is lower than external atmospheric pressure which presses the liquid medicine into the vent pipe, then the liquid medicine mixes with the steam and enters the rotary pan. Thus, usage of a compressor pump can be reduced, and energy consumption can also be reduced. Besides, filter screen belts are arranged on the surface of the rotary pan, so that saw dust can be filtered out during rotation, and the process of artificial removal of the saw dust can be reduced, thus reducing manpower input and production cost.

The invention relates to the technical field of leather embossing, in particular to a leather embossing device for fur production; the leather embossing device for fur production of the present invention includes a base and an upper end of the base. The support frame at the edge of the support frame, the cross beam arranged on the upper part of the rising support frame, the operation table arranged on the upper side of the base, the transmission part arranged on the lower side of the cross beam, the screw mounted on the transmission part The motor at the upper end, the installation cylinder arranged on the outside of the transmission part, and the embossed plate arranged on the outside of the installation cylinder.

The invention discloses a pressing die device of a leather product. The pressing die device of the leather product structurally comprises a device body, a control device, a pressing die cam, an installation center pillar, positioning center pillars, a motor, a drive guide rod and an automatic leather product leftover material collection device. The pressing die cam is movably connected to the leftof the upper end surface of the device body. The positioning center pillars are distributed at the left position and the right position of the installation center pillar in parallel and penetrate theinterior of the device body. The drive guide rod is mechanically connected to the upper end surface of the motor and mechanically connected with the positioning center pillar. The automatic leather product leftover material collection device is movably connected with the left of an inner cavity of the device body. According to the pressing die device of the leather product, certain automatic cleaning and collecting treatment can be carried out on waste leather product leftover materials of the pressing die cam component of the equipment in the die pressing operation treatment process, the situation that due to the fact that the waste leftover materials cannot be collected, the normal work of related components in the device is affected is avoided, the precision and the attractiveness of the pressing die work are guaranteed, and the reliability performance of the equipment is effectively improved.

The invention relates to the technical field of leather processing, and specifically relates to a production process for preparing leather by virtue of a numerical control cutting machine. The production process comprises the following steps: (1) material selection: using sheepskin leather, pigskin leather or calfskin leather as a crust; (2) pattern drawing: drawing a pattern through a computer of the numerical control cutting machine, and outputting the pattern; and (3) numerical control cutting: cutting the lines of reptiles in the nature on the surface of the leather through the output pattern by the numerical control cutting machine, so as to prepare the leather. The production process disclosed by the invention has simple steps, and is convenient to operate and control, stable in quality and high in production efficiency; the raw materials are low in price and easily available; and the leather is high in utilization rate, low in production cost, and capable of realizing large-scale industrialized production. The quality of the prepared finished leather is similar to that of top-layer leather, the additional value of the finished leather is greatly increased, and the finished leather is wide in application range and high in economic benefit.

The invention provides a vegetable leather embossing process. The self plasticity of materials is combined with bas-relief and leather molding processes to manufacture embossing models with delicate shapes, vivid forms and high third dimensions. Compared with the prior art, the vegetable leather embossing process has the advantages of simple operation and easy realization.

The invention relates to a setting and finishing process for indumentum on fur, and belongs to the technical field of fur afterfinish. The setting process for the indumentum on the fur includes the following steps that 1, fell of the fur is wrapped by a polyethylene film, and O2 or N2 or other mixed plasmas are used for performing plasma processing in a vacuum chamber; 2, setting and finishing liquid is sprayed on a fur surface of the fur processed in the step 1, and the setting and finishing liquid is prepared from sodium dodecyl sulfate, monoethanolamine or a monoethanolamine sodium hydrogen sulfite solution or sodium hydrogen sulfite and resin; the fur processed in the step 2 is finished through a vacuum embosser and fast cooled after being rolled by the embosser.

The invention discloses a preparing method for buffing effect leather products. The preparing method includes a primary spray dyeing step, a leather buffing step, a secondary spray dyeing step and anafter-treatment step of a leather blank; permeability detection is conducted on the leather blank before the first spray dyeing step, and a permeability detection value of the leather blank is obtained; and the total dosage of a penetrating agent in the primary spray dyeing step and the secondary spray dyeing step is determined according to the permeability detection value. By means of the preparing method, the penetrating agent dosage is controlled according to the permeability detection value of the leather blank, the penetration depth of dye water on a leather blank layer during spray dyeing can be controlled, the buffing effect degree obtained after leather buffing is controlled, the buffing effect is natural, the difference between leather skins of prepared buffing effect leather is low, and the appearance quality is stable.

The invention provides a preparation method for a chenille oar leather product. The preparation method comprises the following steps that (1) chenille fur after retanning and dyeing is neatened for the first time; (2) the fur after processing in the first step is subjected to staking and leather buffing and then is neatened for the second time; (3) a top side of the fur after processing in the second step is subjected to bottom oar spraying, color paste spraying and top oar spraying in sequence; (4) after the fur after processing in the third step is milled, wax change effect leather is obtained. A wax color change effect glaze can be obtained from a chenille flesh side. The product has good color fastness to light, dry and wet rubbing color fastness and PVC transfer resistance.

The invention discloses a production and processing technology of high-density sheared sheepskin, and relates to the field of production and processing of sheared sheepskin, and the production and processing technology comprises the steps of raw skin obtaining, soaking, dehydration, primary fleshing, degreasing and dehydration, re-soaking, secondary fleshing, (softening, pickling and tanning), high-temperature shrinkage, dry cleaning, rewetting, high-temperature degreasing, primary ironing and shearing, dyeing and secondary ironing and shearing. According to the method, the traditional skinned skin concept is broken through, softening, pickling and tanning are completed in one bath, the density of fibers on a skin plate is controllable, and high-density sheared sheep velvet is formed; a new process system for synthesizing a tanning agent by using a BASF environment-friendly new auxiliary agent is established, and the traditional skinned leather concept is changed, so that the three working procedures of softening, pickling and tanning are condensed into one working procedure and one bath for tanning; according to the innovation point, the use number of equipment is reduced, the production time is shortened, the water and electricity use amount is saved, and the productivity is improved; meanwhile, a traditional natural airing method is abandoned, the drying room is invented, sheepskin is shrunk at high temperature, and a new drying process system is formed.

The invention relates to a method for making two-color printed oil leather, which belongs to the technical field of leather production. The production method of the two-color printing oil leather comprises the following steps: take the dried cow split leather and successively grind the leather → first softening → roller coating with grease → standing → printing → drying → secondary crushing to obtain a two-color printing Oil leather; the roller coating grease is specifically: roller coating grease on the surface of the leather embryo that has been softened once, and the roller coating amount is 10-15g / square foot; the printing is specifically: rolling the printing chemical material to the leather surface , the printing chemical is a mixture of water-based cotton varnish acetate, 2-ethoxyethanol and dye water, the mass ratio of the water-based cotton varnish acetate and 2-ethoxyethanol is 8:1, and the dye water is according to Color needs to be added. The invention enriches the types of oily skins and widens the application range of the oily skins; the prepared two-color printing oily skins also have good water resistance and abrasion resistance.

The invention discloses a production technique of domestic raccoon fur imitating American raccoon fur. The production technique comprises the steps of pre-trimming, retanning, slight bleaching and dyeing, drying, needle hair brush-dyeing, steam cluster needling, post-trimming and finished product obtaining. Slight bleaching and dyeing are conducted on retanned fur; the original grayish raccoon fur is faded with oxidation dye, needle hair dyeing is conducted on the pretreated raccoon fur by means of a needle hair dyeing agent, and the light-golden bottom of needle hair is made to be golden; under hair dyeing is conducted on the raccoon fur subjected to needle hair dyeing by means of an under hair dyeing agent, so that under hair is dyed to be golden yellow; a tip hair dyeing agent is sprayed onto tip hair of the raccoon fur subjected to under hair dyeing for tip hair dyeing, so that the tip hair is modified to be black; the fur subjected to slight bleaching and dyeing is dried; and needle clusters are formed on the raccoon fur through the mechanical streaming action. According to the domestic raccoon fur produced through the technique, the lower portion of the needle hair is golden, the upper portion of the needle hair is modified to be black, and the under hair part is golden yellow; and the domestic raccoon fur is as lustrous and bright as the American raccoon fur, and the added value can be increased by 50%.

The invention provides a vegetable leather embossing process. The self plasticity of materials is combined with bas-relief and leather molding processes to manufacture embossing models with delicate shapes, vivid forms and high third dimensions. Compared with the prior art, the vegetable leather embossing process has the advantages of simple operation and easy realization.