126results about "Leather pressing/rolling" patented technology

The invention discloses a leatherworking leveling device convenient to use. The leatherworking leveling device comprises a bottom plate. The two sides of the upper surface of the bottom plate are fixedly connected with vertical plates. Sliding grooves are formed in the opposite sides of the two vertical plates. The front side and the rear side of the inner wall of each sliding groove are connected through a sliding rod. A sliding block is in sliding connection in each sliding groove and is in cup joint to the corresponding sliding rod. The opposite sides of the two sliding blocks are fixedly connected with mounting plates. The sides, deviating from each other, of the two mounting plates are in lap joint to one sides of the two vertical plates correspondingly, and the opposite sides of the two mounting plates are fixedly connected with sliding rails. According to the leatherworking leveling device convenient to use, through the improvement on a grinding roller and cooperation with use of the sliding blocks in the sliding grooves, a lifting plate can drive the grinding roller to move front and back; under the action of the sliding rods, leather can be stably leveled; when a press plate is pressed down, the surface of the grinding roller can be in lap joint to the surface of the leather; and through cooperation with use of damping springs and a buffer spring, the grinding force of the grinding roller to the leather can be conveniently adjusted.

An extended nip press machine, similar to those used in the paper industry, for use in the leather industry to remove water from hides after the tanning process. The leather press consists of a shoe whose surface substantially matches the radius of an opposing pressure roll. Moving across the shoe is an endless belt, which is lubricated by a thin film of oil. Between the belt and corresponding pressure roll pass two endless felt belts, which are the means of conveying the leather hides. The nip formed by the shoe press is dramatically longer than a conventional press nip, thereby increasing the dewatering efficiency of the leather press.

The invention relates to the technical field of fur processing, in particular to fur rolling equipment. The fur rolling equipment comprises a base and further comprises a main rack which is blocking connection at one side of the upper end of the base, an operating frame which is in blocking connection at the other side of the upper end of the base, a beam arranged at the upper end of the main rack, a chassis, a motor and a rolling part which is arranged on the lower part of the case in a penetrating mode and is in rotary connection onto the motor; the operating frame comprises a guide barrel, a telescopic pole, an extruding part which is in rotary connection to the telescopic pole through threads, a supporting plate which is in rotary connection to the upper end of the telescopic pole through threads, an operating bearing part which is in blocking connection to the upper end of the supporting plate, a fixed block, a side rod, a pressing part which is in blocking connection to one end, away from the side rod, of the side rod, and a first spring which sleeves the telescopic pole and is positioned between the supporting plate and the extruding part. The fur rolling equipment realizes regulation on rolling force through the operating frame and the rolling part.

The invention relates to the technical field of leather processing, in particular to an extrusion device for leather. The extrusion device for the leather comprises a base, and further comprises an operation frame, a main machine frame, a cross beam and an extrusion part, wherein the operation frame is connected to one side of the upper end of the base through threads, the main machine frame is connected to the other side of the upper end of the base in a clamped mode, and the extrusion part is arranged on the lower side of the cross beam; and the extrusion part comprises an upper extrusion frame, a first connection ball, a lifting rod, a first guide cylinder, a rotating disc, a handle, an extrusion plate, a second connection ball, a sliding rode, a second guide cylinder, a third connection ball, a pressure sensor and a display screen, wherein the first connection ball is arranged on the upper side of the upper extrusion frame, the rotating disc is connected to the upper end of the lifting rod through threads in a screwed mode, the handle is connected to the rotating disc in the radial direction of the rotating disc in a screwed mode, the second connection ball is connected to the upper side of the upper extrusion frame in a screwed mode, the pressure sensor is arranged on the extrusion plate in an embedded mode, and the display screen is connected to the upper part of the upper extrusion frame in a clamped mode. The extrusion device for the leather has the advantage that the operation frame and the extruding part are convenient to adjust.

An extended nip press machine, similar to those used in the paper industry, for use in the leather industry to remove water from hides after the tanning process. The leather press consists of a shoe whose surface substantially matches the radius of an opposing pressure roll. Moving across the shoe is an endless belt, which is lubricated by a thin film of oil. Between the belt and corresponding pressure roll pass two endless felt belts, which are the means of conveying the leather hides. The nip formed by the shoe press is dramatically longer than a conventional press nip, thereby increasing the dewatering efficiency of the leather press.

A method of preparing recycling leather sheets comprise: pre-processing where leather wastes are neutralized and fatliquoring agents are adhered; separating leather fibers from the leather wastes that has undergone the pre-processing; mixing the separated leather fibers with fibers for improving a tensile strength of the separated leather fibers; and forming sheets by combining the mixed leather fibers and raw fabrics for floor. The method of preparing recycling leather sheets in the present invention may reduce environmental pollution by preparing recycling leather sheets through physical combination without using adhesives.

The invention relates to the technical field of leather flattening equipment, in particular to leather flattening treatment equipment based on transmission. A winding roller and an unwinding roller which are connected through a transmission assembly are arranged, and leather is led out of the unwinding roller from right to left and sequentially passes through the part among a first guide roller shaft, a second guide roller shaft, an upper pressing roller and a lower pressing roller and is wound on the winding roller. The unwinding roller performs unwinding, the winding roller synchronously performs winding, the leather is driven to move and flattened when passing through the upper pressing roller and the lower pressing roller, and the convenience and the efficiency are achieved. A liftingassembly is further arranged for adjusting the position of the upper pressing roller, changing a gap between the upper pressing roller and the lower pressing roller, being adapted to the leather withdifferent thicknesses, and adjusting the flattening compactness. A glazing box is further arranged, a spraying assembly is arranged in the glazing box, and a glazing agent is sprayed on the leather below the glazing box for glazing and maintaining the leather.

The invention relates to the technical field of leather manufacturing chemistry and engineering and provides a manufacturing method for aroma type pattern leather. According to the manufacturing method for the aroma type pattern leather, three-dimension geometry patterns are manufactured on the surface of the leather through conventional leather machines and technologies, products high in utilization rate can be manufactured through low-grade raw material leather under the situation that other special equipment does not need to be increased, the utilization rate of the leather is increased, the quality of leather materials is improved, and resource waste is avoided. The manufacturing method for the aroma type pattern leather is simple in process step, convenient to operate and suitable for large-scale production and use.

The invention discloses a leatherworking crease removing device convenient to use. The leatherworking crease removing device convenient to use comprises a bottom plate. One side of the bottom plate is fixedly connected with a U-shaped plate. A rotating shaft is inserted into the U-shaped plate and sleeved with a roll shaft. A motor is fixedly connected to the back face of the bottom plate through a carrying plate. The output end of the motor penetrates the U-shaped plate and is fixedly connected with one end of the rotating shaft. The front side and the rear side of the upper surface of the bottom plate are fixedly connected with vertical plates. The opposite sides of the two vertical plates are fixedly connected with sliding rails. The tops and the bottoms of the inner walls of the sliding rails are connected through limiting rods. By improving a grinding roller, when the motor drives the roll shaft to rotate through the rotating shaft, the grinding roller can remove crease on the surface of leather, and therefore the effects of saving labor and time are achieved; and when the surface of the grinding roller is connected to the surface of the leather in an overlapped manner, a telescopic rod and a reset spring can retract, and at the time, damage to the surface of the leather can be prevented.

The invention provides an embossing or calendering device, which comprises an embossing or calendering roller, at least one smooth roller cooperated with the embossing or calendering roller for embossing or calendering and a jacking device for driving the smooth roller to be tightly attached to the embossing or calendering roller, wherein the smooth roller can be flexibly deformed to keep tight attachment to the embossing or calendering roller under the driving and pressing action of the jacking device. After the above structural form is adopted, since the smooth roller is always jacked by the jacking device during embossing or calendering and the rigidity of the smooth roller is relatively low, when a gap exists at a position between the embossing or calendering roller and the smooth roller, the corresponding part of the smooth roller is jacked by the jacking device to immediately deform, so that the gap at the position disappears, and the uniformity of the embossing or calendering effect of a flexible material is ensured.

The invention discloses a shoe leather fold removing mechanism which comprises a base plate and a pair of side plates formed at the two sides of the base plate. A plurality of vertical lifting grooves which are arranged in a linear mode are formed in the side plates. A horizontal supporting shaft is connected to each lifting groove in an inserting mode. An adjusting plate abuts against the outer side of each side plate. One end of the each supporting shaft is fixedly connected with a roller. The other end of each supporting shaft penetrates through the corresponding adjusting plate and is fixedly connected with a chain wheel. A spiral flange is formed on the outer wall of each roller. The chain wheels on the supporting shafts in every two adjacent lifting grooves are engaged with each other. A roller height adjusting device is arranged on each adjusting plate. A plurality of transverse plates are arranged between the side plates. A press head device is arranged in the middle of each transverse plate. Each press head device comprises a pair of threaded rods connected to the transverse plate in an inserting mode, a pair of adjusting nuts in screw joint with the threaded rods and a press head fixed to the lower ends of the threaded rods. By means of the shoe leather fold removing mechanism, folds or drapes on leather can be removed automatically, the manual labor intensity is relieved, and the production efficiency is improved.

The invention discloses leveling and drying equipment for leather for handbags. The leveling and drying equipment comprises a base, two groups of stand columns are fixedly arranged on the top surfaceof the base, a working block is arranged between the two groups of stand columns, a turntable is arranged at the bottom of the working block in a rotating mode and can grind the leather, a transverseplate is arranged between the two groups of stand columns in a sliding mode, rollers capable of tensioning the leather are arranged on the stand columns in a rotating mode, and two groups of supporting columns in bilateral symmetry are fixedly arranged on the top surface of the base. According to the leveling and drying equipment, the leather can be automatically pressed and automatically tensioned through downward movement and rotation of the rollers, so that the step of manually tensioning the leather is omitted, manpower is saved, meanwhile, the leather is dried through swinging blowing ofa spray head, and rotation of a fan and rotation of the turntable are driven by a power source through the ingenious design, so that the power source is saved.

The invention discloses a disinfecting and drying plant for leather production. The disinfecting and drying plant comprises a disinfecting box, a heating plate is installed on the inner wall of the top of the disinfecting box, the two sides of the heating plate are each provided with a first linear guideway, a first linear guideway sliding block is installed at the bottom of each first linear guideway, a linear actuator is installed at the bottom end of each first linear guideway sliding block, a fixing plate is installed at the bottom end of each linear actuator, and a grinding roller is installed on one side of each fixing plate; a connecting rod is installed on one side of each fixing plate, a second linear guideway is installed at one end of each connecting rod, a second guideway sliding block is installed on each second linear guideway, an atomizing spray head and a support are installed on one side of each second guideway sliding block, and a cleaning brush is installed at the bottom end of each support; and ultraviolet radiators are installed on the inner walls of the two sides of the disinfecting box, a temperature sensor is installed on the inner wall of one side of the disinfecting box, a storage table is installed on the inner wall of the bottom of the disinfecting box, and a disinfectant storage box is installed at the top of the disinfecting box. By means of the plant, leather can be conveniently dried and disinfected.

The present invention discloses a kind of production process for a fully covered leather sheath product, which comprises the following steps of: determining peripheral dimensions of leather such as the length and width according to the size of the product, and coating the leather with an adhesive; putting the shell of a product to be covered into the upper die of a mold, placing the trimmed leather into the lower die of the mold, and positioning it by a positioning post; heating the above-mentioned leather placed in the lower die of the mold; closing the upper die and the lower die immediately after the heating treatment is complete; opening the mold until the lamination is complete, taking out the product from the mold and fitting it with a fixture for the stretching folding treatment; heating the product along with the fixture to bond the leather with the interior of the product shell; and pressing it along with the fixture after heating; taking the pressed product out of the fixture and cutting excessive leather, attaching an inner lining material of the same dimensions after the excessive leather is cut, and pressing the inner lining material for bonding. The objective of the present invention is to provide a production process for the fully covered leather sheath product, which has high production efficiency and can improve the overall product design effect.

The invention discloses an automatic waxing system for leather. The automatic waxing system for the leather comprises a rack, a material loading device, a leather cleaning device, a leather waxing device, a leather drying device, a leather polishing device and a leather collection device, wherein the leather cleaning device comprises a water tank, a first driving roller arranged in the water tank,a second driving roller corresponding to the first driving roller, a cleaning element sheathed to the first driving roller and the second driving roller, a first driving element for driving the firstdriving roller to rotate, a cleaning mechanism used for cleaning the cleaning element, and a pressure mechanism used for pressing the leather to the second driving roller; the leather driving devicecomprises a drying box arranged on the rack, a warm air machine, an air sending mechanism and a material outlet arranged on the side wall of the drying box. Through the warm air machine, hot air can be introduced into the drying box so as to blow the leather in the drying box, liquid wax is quickly solidified without drying , and leather waxing efficiency is improved.

The invention discloses a leather surface glazing device. The leather surface glazing device comprises a device main body, a cleaning device arranged inside the device main body, a thumping device arranged inside the device main body and a fixed device arranged inside the device main body, wherein the device main body is internally provided with a moving cavity in a front and rear cut-through manner, the moving cavity is internally and slidably provided with a moving block, the moving block is internally and fixedly provided with a power mechanism, the power mechanism is connected with the cleaning device and the thumping device through power, and the cleaning device and the thumping device work synchronously. The leather surface glazing device is simple in structure and convenient to operate, glazing can be performed on the leather surface automatically, long-time working can be performed, human resources are saved, the fact that no dust and other particles will affect the glazing process is guaranteed and the glazing effect is good, the cleaning device and a glazing device body run synchronously and a roller is arranged after cleaning and before the glazing to perform leather rolling to make the leather glazing process be more stable, and the glazing quality is better.

The invention discloses a processing technique of a color-fastness waterproof buffed leather surface. The processing technique comprises the following specific steps of cleaning, polishing the leather surface, spraying filler, performing hot compression and fixation, spraying colors, fastening color and performing final treatment. The buffed leather surface prepared by the processing technique disclosed by the invention has the advantages of bright, pure and natural colors, high waterproof property, no shrinkage distortion, high color fastness and slight color fading; an original style and features are basically restored, and soft texture is also guaranteed; stains on suede buffed leather clothing can be better removed; operation steps are simple, convenient and feasible, the integral effect of leather clothing can be maintained, and the service life is prolonged.

The invention discloses a fold removing device for shoe leather. The fold removing device for the shoe leather comprises a base station, wherein supporting plates, a bracket and a placing plate are sequentially arranged on the base station from top to bottom; a chute is formed in the inner side of each supporting plate; a flywheel is connected with a fixing connecting rod in an inserting manner; the other end of the fixing connecting rod is hinged to a connecting rod through a pin shaft; the other end of the connecting rod is hinged to a cross slat through a pin shaft; grooves are formed in the two ends of the cross slat and are connected with short rods in a sliding manner; an elastic device is arranged between each groove and the corresponding short rod; the other two ends of an inlay style shape frame are fixed with the two short rods respectively; the two ends of a push plate are connected to the inlay style shape frame in the inserting manner through rotary shafts respectively; first and second roll shafts are arranged at the two ends, perpendicular to a the bracket, of the push plate respectively; and a heating plate is arranged in a cavity of the placing plate. The fold removing device for the shoe leather movably removes folds or stacks, lightens the manual labor intensity and improves the production efficiency.

An interior trim panel for a vehicle includes a leather layer defining a feature having a radius of less than five millimeters, and a backing layer adhered to the leather layer and providing a support structure for the leather layer. A method of forming the interior trim panel includes clamping the leather layer in a frame to securely fix the edges of the leather layer, positioning the leather layer between compression mold dies defining a complementary surface having a feature with a radius of less than five millimeters, and compressing the leather layer between the dies.

A process used to cut and model sheets of leather or other modellable materials, according to which cutting and modeling are carried out by means of a die and a lid-punch that cooperate to cut a leather sheet positioned and tightened between the die and the lid-punch according to predefined cutting lines and at the same time model the sheet in a stable way by a plastic film injected on one of the two sides of the sheet.

The invention discloses an intelligent leather flattening device. The device comprises a housing, wherein a fixing block is welded to the inner wall of the upper end of the housing; a fixing shaft isin key connection with the outer wall of the fixing block; a linkage rod is rotatably connected to the sidewall of one end of the fixing shaft, and a connecting shaft is in pin connection with the sidewall of the outer end of the linkage rod; a movable rod is in key connection with the sidewall of one end of the connecting shaft; a rotating shaft is rotatably connected to the sidewall of one end of the movable rod, and a rotating rod is rotatably connected to the other end of the rotating shaft; a connecting block is fixed to the sidewall of the bottom end of the linkage rod through a screw; aspindle is rotatably connected to the surface of the connecting block; a pressing plate is in key connection with the sidewall of one end of the spindle; a bottom plate is welded to the inner wall ofthe bottom end of the housing; and a sliding shaft is in sliding connection with the sidewall of one end of the bottom plate. According to the device, a temperature alarm performs alarming in case ofexcessively high temperature produced by electric heating sheets, thus a worker is reminded to cool the inside of the housing in order to maintain the temperature in the housing, and as a result, elements in the housing can work normally.

The invention discloses a leather processing device with radial protection effect on a rotating shaft. The device comprises a rack, a worktable, a heating plate, an embossing device, a leveling device, a conveying device, a heating roller, a pressing roller, a cooling roller, a receiving box and a control system, wherein the conveying device comprises a first transmission wheel, a second transmission wheel and a conveying belt; the first transmission wheel and the second transmission wheel are arranged at two ends of the worktable respectively; the heating roller, the embossing device, the leveling device, the pressing roller and the cooling roller are sequentially arranged above the worktable in the working direction of the conveying device; the leveling device comprises a fixing frame, atop plate, a driving mechanism, a connecting rod, a telescopic rod, a spring, a mounting frame and a rolling roller; the fixing frame is fixed on both sides of the worktable, the top plate is arranged at the top of the fixing frame, and the driving mechanism is mounted below the top plate; the driving mechanism drives the connecting rod to move up and down, and the bottom of the connecting rod isconnected with the pressing plate; the receiving box is arranged below the second transmission wheel, and a control system is arranged in the worktable. The device has good embossing and leveling effects, avoids leather damage, and is safe to use.

A leveling machine is disclosed. The leveling machine comprises a cabinet (1). The cabinet (1) comprises a heater case (2) and a pedestal (6). The pedestal (6) is provided with an object carrying platform (8). The upper end of the object carrying platform (8) is provided with an arc-shaped block (7). The outer end of the side wall of the heater case (2) is provided with a lifting rod (4). The bottom of the lifting rod (4) is connected to a pressing head (5). The pressing head (5) directly faces the arc-shaped block (7). The levelling machine is simple and reasonable in structure, high in protection performance and high in efficiency.

The invention relates to the technical field of leather processing, in particular to a workpiece rack for a fur grinding machine. The workpiece rack comprises a carrier plate, a liner plate in clampedconnection to the lower portion of the carrier plate, a lower supporting rod in clamped connection to the lower side of the liner plate, first telescopic barrels rotationally connected to the lower end of the lower supporting rods in the axial direction of the lower supporting rod through threads, a bearing part in clamped connection to the edge of the lower side of the carrier plate, a center rod rotationally connected to the lower portion of the bearing part through a thread, a second telescopic barrel rotationally connected to the lower portion of the center rod in the axial direction of the center rod through a thread, a spring arranged on the center rod in a sleeving manner and pressed between the second telescopic barrel and the bearing part, a first mounting rod arranged on the edge of the carrier plate in a penetrating manner, a screwing part rotationally connected to the upper portion of the first mounting rod through a thread and a press plate rotationally connected to the upper portion of the first mounting rod through a thread and pressed at the upper end of the screwing part.

The invention belongs to the technical field of leather products, and particularly relates to a processing technology of a leather product. The processing technology comprises the following specific steps of A1, skin selection; A2, first soaking; A3, meat removal; A4, secondary soaking; A5, first lime soaking; A6, hair removal; A7, secondary lime soaking; A8, skin planing; A9, surface cleaning; A10, lime removal; A11, cleaning; A12, airing; A13, first skin smoking; A14, first skin covering; A15, secondary skin smoking; A16, medicinal herb decocting; A17, liquid medicine applying; A18, secondary skin covering; A19, third skin smoking; A20, melanterite coating; A21, oil coating; A22, splitting; A23, first skin rolling; A24, third skin covering; A25, secondary skin rolling; A26, skin spreading; A27, trimming; and A28, numbering and warehousing. Under the premise that no chemical raw material is added, the prepared leather has breathable and waterproof characteristics, and is wear-resistant and tough.

The invention discloses a cutting device for processing automotive interior trim leather, and relates to the technical field of automotive interior trim processing. The cutting device for processing the automotive interior trim leather includes a support frame, a lifting motor is arranged on the top of the support frame, a hanger is hung on the top of the interior of the support frame, a support sliding plate is supported on the support frame through a support mechanism, a rolling mechanism is provided with a compression roller abutting against the leather in a rolling manner, and a cutting mechanism for cutting the leather is connected to the hanger through a lifting mechanism. By means of the cutting device, the lifting mechanism is arranged so that the arranged cutting mechanism can bedriven to conduct vertical lifting adjustment on the height position, and the cutting mechanism can perform efficient cutting operation on the leather. A translation mechanism is arranged so that therolling mechanism can be driven to roll the surface of the leather towards the two sides before the leather is cut, the smooth effect of the surface of the leather is ensured, and the cutting qualityof the leather is effectively improved; and an adjusting mechanism is arranged so that the cutting position of the leather can be flexibly adjusted, cutting operation is facilitated, and the leather cutting efficiency is greatly improved.