62results about "Lap forming devices" patented technology

The invention discloses a pressing and feeding roller net discharging assembly of a carding machine and a net discharging transfer process, the pressing and feeding roller net discharging assembly comprises a pressing and feeding roller and a conveying belt, the pressing and feeding roller is a breathable roller capable of rotating, and a negative pressure adsorption assembly is arranged in the breathable roller. A fiber net is formed based on single condensation and synchronous compression copolymerization after stretching, and after entering a net outlet connection area, the fiber net is smoothly stripped from a stripping roller at constant tension and constant angle based on the cooperation of a constant adsorption area and a self-rotating breathable roller, and is synchronously transferred to a net outlet channel along with the breathable roller under the condition of keeping the same tension; and therefore, the outlet uniformity of the fiber net is improved.

The utility model relates to the technical field of wool processing, in particular to an automatic exchange mechanism for wool roll containing barrels, which comprises two supporting tray structures for placing wool roll containing barrel bodies and a power roller for driving the wool roll containing barrels to rotate on the supporting tray structures. The middles of the two supporting tray structures are fixed through a connecting plate, and a rotating shaft is fixedly installed on the connecting plate. During use, after wool rolls in the wool roll containing barrel body on the side are fully loaded, the two wool roll containing barrel bodies are driven by the first driving assembly to completely slide out of the mounting frame, and then the wool roll containing barrel bodies on the two sides are driven by the second driving assembly to complete position interchange; the core wire can be placed in the wool roll containing barrel body on the side close to the power roller without shutdown, wool rolls can be taken out of the wool roll containing barrel body in the full-load state on the side away from the power roller after position exchange, and the machining speed of the whole winding production line is remarkably increased.

The invention relates to the technical field of colored spun yarn production, in particular to a drawing frame device for colored spun yarn production. The drawing frame comprises a drawing frame body, an L-shaped supporting frame is fixed to one end of the bottom end of the drawing frame body, and pay-off rollers are rotationally connected to the two sides of the outer side of the L-shaped supporting frame. According to the drawing frame device for colored spun yarn production, the heating pipe is started to heat the surface of the heating roller, then the first servo motor is started to drive one of the first transmission cylinders to rotate, the two first transmission cylinders and the transmission roller rotate synchronously through the transmission belt, and the two first transmission cylinders and the transmission roller rotate synchronously; a plurality of colored spun yarns are effectively conveyed to the position between the two mounting plates through the transmission roller, winding is conducted through the winding roller, and the V-shaped mounting box drives the heating roller to extrude the colored spun yarns, so that heat on the surface of the heating roller is effectively transmitted to fibers in the colored spun yarns; therefore, a plurality of colored spun yarns are effectively doubled through the two mounting plates.

The present invention discloses a multi-fiber compact siro spinning production line capable of recycling waste materials, comprising a control system, a cotton mixing system, a cotton opener, a cotton feeder, a roll forming machine, a carding machine, a drawing system, a roving frame, a spinning frame, a winding device, a drawing system waste cotton collection system, a roving frame waste cotton collection device, a spinning wind cotton collection device, and a waste drawing and tearing device; the cotton mixing system comprises a mixing disk group, a first plucker, a baler, a second plucker, a multi-bin cotton mixing machine, and a wool combining machine arranged on one side of the baler, which are connected in sequence; the waste drawing and tearing device is respectively connected to the drawing system waste cotton collection system, the roving frame waste cotton collection device, and the spinning wind cotton collection device; and the waste drawing and tearing device is connected to the mixing disks of the mixing disk group. The production line of the present invention can recycle waste cotton, achieve raw material recycling, reduce production costs, reduce differences in various properties, and ultimately produce high-quality yarn.

Facility (1) for producing mineral wool, comprising at least one supply device (4) for supplying mineral fibres (3) and a fibre-distribution station (2) comprising a conveyor belt (14) which can move in a longitudinal direction and on which the mineral fibres (3) can be received so as to form a mineral fibre mat (15), characterised in that the fibre distribution station comprises a roller table (12) arranged on the passage of the mineral fibres (3) that are intended to fall by gravity onto the conveyor belt (14), wherein each roller (13) can be driven in rotation about a transverse axis of rotation, the rollers (13) being configured to dispose the mineral fibres (3) uniformly through the thickness of the fibre mat (15) formed on the conveyor belt (14).

The utility model discloses a coiling device for a drawing frame, and relates to the technical field of drawing frames, in particular to the coiling device for the drawing frame, which is mounted on the drawing frame and comprises a cross frame, two sliver cans and two coiling parts, and two ends of the cross frame are fixedly mounted with the drawing frame; the can body is driven by the servo motor to rotate, the can body drives the coiling disc to rotate, the coiling disc swings cotton slivers when rotating, the cotton slivers descend in a spiral mode, the cotton slivers are in a ring shape after touching the bottom, and therefore the cotton slivers are wound in the cotton sliver can. The telescopic piece drives the supporting plate to ascend or descend, the supporting plate drives the coiling disc to ascend or descend through the barrel, the coiling disc is located in the sliver can after descending, and therefore the height difference between the coiling disc and the inner bottom of the sliver can can be reduced, and slivers can spirally swing and descend; and the lower part of the cotton sliver can has enough throwing force to be tightly attached to the wall of the cotton sliver can, so that the distance between the cotton sliver and the cotton sliver can is prevented from being large, and the cotton sliver can can normally accommodate and load the cotton sliver.

The invention relates to a device and a method for profiling a fiber pile (2) or nonwoven fabric on a fiber-guiding conveyor belt (1) or a fiber-guiding work roller (14), comprising at least one suction-fed and / or needle-, tooth- or brush-equipped drum (4) designed to remove fibers from the fiber pile (2) or nonwoven fabric over the entire working width or over partial areas of the working width, wherein the relative speed and / or the distance and / or the angle of the at least one drum (4) to the fiber-guiding conveyor belt (1) or to the fiber-guiding work roller (14) is adjustable.

A manufacturing apparatus of a carbon fiber sheet molding compound. The manufacturing apparatus includes a chopper which is disposed above a moving path of a carrier film; a bundle loosener which is used for loosening a continuous carbon fiber bundle drawn out from a package and fed to the chopper; and a dispersing roll which is rotationally driven to disperse chopped carbon fiber bundles generated by cutting the continuous carbon fiber bundle with the chopper. The bundle loosener has a gear pair of two gears meshing with each other, where each of the gears may be a spur gear. A method of manufacturing a carbon fiber sheet molding compound which involves using the manufacturing apparatus.

A roller (2) according to the invention comprises a cover layer (14) made of a fiber-reinforced composite material and a cylindrical roller body (6) with an outer first surface (8), a first end section (10), and a second end section (12). The cover layer (14) completely surrounds the first surface (8) in the circumferential direction. A first edge region (16) of the cover layer (14) extends beyond the first end section (10), is folded inwards, and is fixed with respect to the roller body (6).

The invention discloses a brad curtain and under screen synchronous adjusting device for a vibrating cotton box, and belongs to the technical field of non-woven fabric machinery. The synchronous adjusting device comprises a wall plate, a screen bottom assembly and a synchronous adjusting assembly. The wallboard is fixedly connected to the bottom of the vibrating cotton box; the under-screen assembly is detachably connected to the inner walls of the two wallboards; the synchronous adjusting assembly is detachably connected to the outer walls of the two wallboards. The under-screen assembly and the brad curtain are synchronously adjusted through the synchronous adjusting assembly so as to control the distance between the under-screen and the brad curtain. The under screen is synchronously adjusted up and down along with the brad curtain, the distance between the under screen and the brad curtain is always kept at a set value in the brad curtain adjusting and normal working period, and the effect that the technological parameters of equipment cannot be influenced by adjusting the tension degree of the brad curtain is achieved. The technical problem that when a brad curtain of a vibration cotton box of a non-woven fabric production line in the prior art is adjusted up and down, the distance between a screen bottom and the brad curtain is changed is solved.

The application discloses a web-laying machine cleaning device and a use method thereof, which utilizes a rotating shaft, an electrostatic generator, an adsorption unit and a ratchet structure and the like to swing the adsorption unit and make the adsorption unit carry static electricity, so that the adsorption unit can adsorb fibers in the swing, the fibers can be adsorbed onto the adsorption unit under the joint action of electrostatic attraction and air flow, the adsorption capacity for the fibers is enhanced, the fiber content in the air is reduced, the influence of the fibers in the air on the web-laying process is avoided, and the defect that the adsorption range of the web-laying cleaning structure in the prior art is small is solved; the setting of the adsorption plate and the adsorption tooth increases the contact area of the adsorption unit and the air, the adsorption unit can more fully contact the fibers in the air, the adsorption tooth can more conveniently contact the cleaning device, the cleaning of the fibers on the adsorption tooth can be accelerated, the cleaning capacity for the fibers is improved, and the cleaning efficiency of the adsorbed fibers is increased.

The invention is suitable for the technical field of elastic non-woven fabric production, and provides a carding device for elastic non-woven fabric production and a working method thereof.The carding device comprises a feeding assembly, a carding assembly, a differential assembly, an upper needling assembly and a lower needling assembly, and the feeding assembly, the carding assembly, the differential assembly, the upper needling assembly and the lower needling assembly are sequentially arranged; the feeding assembly comprises a feeding box, a feeding port is formed in the side wall of the feeding box, the differential assembly comprises a first differential roller, a second differential roller is arranged below the first differential roller, the upper needling assembly comprises upper needling needles, the lower needling assembly comprises lower needling needles, and the upper needling needles and the lower needling needles are arranged in the feeding box. The first differential roller and the second differential roller are arranged to be matched with each other, when fiber webs pass through the middle position of the first differential roller and the second differential roller, the parallel fiber webs can be extruded by the first differential roller and the second differential roller, fibers are displaced and crossed in the extrusion process, and the 3D effect of the fiber webs is achieved.

The invention relates to a fibre treatment plant (1) and a treatment method for a moving fibrous web (6, 6', 6'') comprising a fibrous web producer (2), in particular a card or carding machine, a consolidation device (4), in particular a spunlacing device, and a fibre orientation device (3) which comprises at least one orientation unit (22, 23, 24) which comprises at least one condenser unit (25) which is configured to back up the moving fibrous web (6, 6') at a backing-up location (26) between fibrous web conveying means which are driven in a controlled manner and at different transport speeds, and in the process to reorient fibres in the fibrous web (6, 6') from a fibre orientation in the longitudinal direction (MD) into a fibre orientation in the transverse direction (CD), wherein the fibrous web conveying means which feeds in the fibrous web (6, 6') has a higher transport speed at the backing-up location (26) than the discharging fibrous web conveying means. The fibre orientation device (3) comprises an intermediate orientation unit (23) which is arranged in the region between the fibrous web producer (2) and the consolidation device (4) and comprises a plurality of condenser units (25, 25') which are arranged behind one another in a transport direction (7) of the fibrous web (6) and have a plurality of back-up locations (26, 26').

Title: Three-belt spreader-lapper Spreader-lapper, comprising an inlet or front belt (1) through which a web of fibers, in particular non-woven, is introduced, the inlet belt being arranged so as to convey the web towards an inlet or accumulator carriage (4), having a back and forth movement and in which the web undergoes a reversal, in particular 180°, to be returned, by means of a rear belt (6), into a depositing carriage (3), which has a movement which deposits the accumulated web on an outlet apron (2), transversely in one direction and in the other relative to the direction of movement of the outlet apron, to thus obtain the web, the depositing of the web taking place at the level of a depositing gap (7) formed between the inlet belt (1) and the rear belt (6),characterized in that the spreader-lapper comprises an intermediate belt (8) arranged so as to transport the web conveyed by the entry belt (1) until it is turned over in the entry carriage (4), and to sandwich the web with the rear belt (6) at least after it has been turned over. Figure for the abstract: Fig. 1,

A roller (2) according to the invention comprises a cover layer (14) made of a fiber-reinforced composite material and a cylindrical roller body (6) with an outer first surface (8), a first end section (10), and a second end section (12). The cover layer (14) completely surrounds the first surface (8) in the circumferential direction. A first edge region (16) of the cover layer (14) extends beyond the first end section (10), is folded inwards, and is fixed with respect to the roller body (6). In a nonwoven fabric layer (58), the roller (2) can be configured as a deflection roller (72) of a conveyor belt (62). In a carding machine (80), the roller (2) can be configured as an engagement roller (84) for gripping fiber material.

A primary object is to provide an improvement in manufacturing method of a carbon fiber sheet molding compound. The manufacturing method of a carbon fiber sheet molding compound comprises feeding a continuous carbon fiber bundle drawn from a package to a chopper through a guide tube, subjecting the continuous carbon fiber bundle to a loosening treatment before passing through the guide tube, dropping chopped carbon fiber bundles generated by cutting the continuous carbon fiber bundle with the chopper, onto a moving carrier film to form a random mat, and impregnating the random mat with a paste comprising a thermosetting resin composition.

A cross-laying machine includes a feed conveyor belt (1') that introduces a fiber web, particularly a nonwoven web, into an input carriage (4') or collector having a reciprocating motion, in which the fiber web is tumbled, particularly 180°, to advance via a rear conveyor belt (6') to a laying carriage (3'), which moves in a transverse reciprocating manner relative to the direction of movement of an output platform, such that the web is laid on an output platform (2') to obtain a roll, characterized in that the feed conveyor belt (1') is arranged to convey the web until the web is tumbled in the input carriage (4'), and such that it clamps the web between the rear conveyor belt (6') before, during and after the web is tumbled, particularly until the laying carriage (3').

The invention relates to a coiling system which comprises a frame body, the frame body is sequentially provided with a conveying roller, an upper coiling device and a lower coiling device from top to bottom, and a material barrel is arranged between the upper coiling device and the lower coiling device; the upper coiling device comprises an upper coiling roller, a wool inlet upper plate is arranged above the upper coiling roller, and a plurality of wool inlets are formed in the wool inlet upper plate; the lower coiling device comprises a lower coiling large gear, a lower coiling driven gear and a lower coiling driving gear arranged at the output end of a lower coiling servo motor, the lower coiling driving gear is meshed with the lower coiling large gear, and the lower coiling large gear is meshed with the lower coiling driven gear. The upper coiling device and the lower coiling device adopt an independent driving form, so that the transmission precision is improved, the forming of the coiling devices meets the subsequent reprocessing requirement, the tight adjustment of the upper coiling device and the lower coiling device is more convenient and quicker, the speed can be randomly adjusted, the replacement is convenient, the stability of the coiling devices under high-speed movement is greatly improved due to the improvement of the whole structure, and the production efficiency is improved. And finally, the wool top forming quality is improved.

Methods, apparatuses, and systems for forming a random fiber web using a pneumatic fiber transport system are disclosed. In one embodiment, a method can optionally include providing a plurality of movable devices including a lickerin configured to remove a plurality of fibers from a mat of fibers transported by a conveyor to a vicinity of the lickerin, causing the plurality of fibers to be dislodged from the lickerin at a dislodgement location within the system, communicating a gas source to entrain the plurality of fibers with the gas source after dislodgement, and collecting the plurality of fibers from the gas source to form the random fiber web.

Title: Three-belt web spreader. Web spreader, comprising an infeed or front conveyor (1) through which a web of fibers, in particular non-woven, is introduced, the infeed conveyor being arranged to convey the web to an infeed carriage (4) or accumulator, having a back-and-forth movement and in which the web undergoes a reversal, in particular 180°, to be returned, by means of a rear conveyor (6), to a depositing carriage (3), which has a movement which deposits the accumulated web onto an outfeed apron (2), transversely in one direction and in the other with respect to the direction of movement of the outfeed apron, thus obtaining the web, the deposit of the web taking place at the level of a depositing gap (7) formed between the infeed conveyor (1) and the rear conveyor (6),characterized in that the spreader-layer comprises an intermediate conveyor (8) arranged to transport the sheet conveyed by the infeed conveyor (1) until its reversal in the infeed carriage (4), and to sandwich the sheet with the rear conveyor (6) at least after its reversal. Figure for the abbreviation: Fig. 1,

Methods and systems of forming a random fiber web using pneumatic fiber feeding system are disclosed. The method can optionally comprise: providing a plurality of moveable apparatuses including a lickerin and a feeder, the lickerin configured to remove a plurality of fibers from a fibrous mat delivered to adjacent the lickerin by the feeder; doffing the plurality of fibers from the lickerin at a doffing location within the system; communicating an air supply to entrain the plurality of fibers with the air supply after the doffing; and collecting the plurality of fibers from the air supply to form the random fiber web.

The present invention is an equipment and a process for forming fibrous webs by air-laying, as may suitably be part of a converting equipment or process for manufacturing articles such as bed pads, or wipes, or diapers, or feminine hygiene pads or incontinence articles.

The application discloses a full-process intelligent dehairing fiber blending compact cellophane spinning production line, which comprises a control system and a dehairing fiber sliver production line, a colored fiber sliver production line, a cotton roll cutting device, a slivering system, a roving frame, a spinning frame, a bobbin device, a slivering system waste cotton collecting system, a roving frame waste cotton collecting device, a spinning frame waste cotton collecting device, a pre-sluivering machine waste cotton collecting device, a first waste slivering tearing device and a second waste slivering tearing device connected with the control system. The first waste slivering tearing device is connected with the slivering system waste cotton collecting system, the roving frame waste cotton collecting device and the spinning frame waste cotton collecting device respectively. The second waste slivering tearing device is connected with the cotton mixing disc group of the first cotton picker, and the first waste slivering tearing device is connected with the second cotton picker. The production line can recycle waste cotton, improve the uniformity of raw material mixing, reduce the difference in sliver properties and be more convenient for the yarn quality of the final product.

The utility model discloses a double-eye drawing frame, which belongs to the technical field of drawing frames and comprises a casing, the casing is provided with a working space, and at least one side of the working space is open. The storage barrel assembly is contained in the working space, the storage barrel assembly is provided with a rotatable inner barrel and a rotatable outer barrel, the inner barrel is rotatably arranged in the outer barrel, a containing space is formed between the outer peripheral wall of the inner barrel and the outer peripheral wall of the outer barrel, and the inner barrel and the containing space are used for containing cotton slivers; the drawing assembly is movably arranged in the working space, the drawing assembly is provided with a first outlet and a second outlet, and the drawing assembly moves to selectively control the first outlet and / or the second outlet to move. According to the double-hole drawing frame designed by the utility model, the cotton slivers are orderly stored in the inner barrel and / or the accommodating space, the possibility that the cotton slivers are disordered or knotted is reduced, meanwhile, the subsequent taking and processing of the cotton slivers are also facilitated, and the overall production efficiency of a production line is improved.

A cross-lapper, comprising an infeed conveyor belt (1') which introduces a web of fibres, in particular a nonwoven web, into an input carriage (4') or accumulator, which has a back-and-forth movement and in which the web is turned over, in particular by 180°, to be forwarded by a rear conveyor belt (6') to a laying carriage (3'), which moves in such a way that the accumulated web is laid on an output apron (2'), transversely in one direction and in the other with respect to the direction of movement of the output apron, to thus obtain the batt, characterized in that the infeed conveyor belt (1') is arranged such that it transports the web until the latter is turned over in the input carriage (4') and such that it sandwiches the web with the rear conveyor belt (6') before, during and after the turning over of the web, in particular as far as the laying carriage (3').

The discharging device of the cotton cleaner comprises a cotton cleaner body, a bearing shell is fixedly installed on the left side of the cotton cleaner body, an adjusting mechanism is arranged in the bearing shell, a winding mechanism is arranged on the right side of the inner wall of the bearing shell, and the adjusting mechanism comprises a servo motor. The servo motor is fixedly installed on the front face of the bearing shell, a rotating shaft with one end penetrating and extending into the bearing shell is fixedly installed at the output end of the servo motor, supporting plates are fixedly installed at the front end and the rear end of the exterior of the rotating shaft, and connecting shafts are rotationally installed at the front end and the rear end of the opposite side of each supporting plate. According to the discharging device of the cotton cleaner, through the arrangement of the adjusting mechanism and the winding mechanism, after winding of the right collecting roller is completed, the right collecting roller can rapidly replace the left collecting roller to conduct winding, the cotton cleaner body can conduct continuous winding and discharging, the discharging efficiency is improved, energy consumption is reduced, and energy conservation and environment protection are achieved.

The application discloses a biodegradable fabric production device and relates to the technical field of biodegradable fabric production.The device comprises a base body, a fixed block and a sliding block two, the inner bottom of the base body is provided with a mounting seat, the upper end of the mounting seat is provided with a carding mechanism, the right side of the mounting seat is fixedly provided with a mounting frame, the top of the mounting frame is sequentially provided from left to right with a conveying belt mechanism, an adjusting assembly and two mounting plates, the two mounting plates are fixed on the front and back sides of the mounting frame respectively, and the inner sides of the two mounting frames are slidably connected with sliding blocks one through electric push rods.The controller system is used for adjusting and matching between the conveying belt mechanism, the sliding frame and the rollers, so that the carding mechanism can be used for flat laying and discharging cotton yarn and stacking in various modes.The controller system is used for controlling and adjusting the adjusting assembly and the stacking assembly, so that the carding mechanism can be used for cylindrical discharging and stacking of the cylindrical cotton yarn in various modes on the basis of flat laying and discharging the cotton yarn.