75results 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.

The utility model relates to the technical field of carding machines, in particular to a cotton guide device of a carding machine, which comprises a bottom plate, one side of the bottom plate is fixedly connected with a carding machine main body, one side of the carding machine main body is fixedly connected with a control panel, and one side of the bottom plate is fixedly connected with a collecting box. The cotton carding machine has the advantages that the guide assembly is arranged, cotton fibers can be guided during cotton carding through the guide assembly, and the problem that due to the fact that the cotton fibers are not guided during cotton carding of the cotton carding machine, the cotton fibers deviate in the cotton carding process, and the working quality of the cotton carding machine is affected is solved; according to the cotton guiding device, the working efficiency of the cotton guiding device is improved, the cutting assembly is further arranged, cotton fibers can be cut through the cutting assembly after cotton fiber carding work is completed, the problem that the cotton fibers need to be cut manually after cotton fiber carding work is completed is solved, and the labor intensity of operators is reduced.

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 relates to the technical field of textile machinery, and discloses a splicing type carding machine fixing support which comprises a machine body and further comprises a carding support, the carding support comprises a mounting base, a vertical rod is fixedly connected to the top of the mounting base, a movable sleeve is movably connected to the bottom of the outer side of the vertical rod in a sleeved mode, and the movable sleeve is fixedly connected with the machine body. A connecting block is fixedly connected to the middle of the other side of the movable sleeve, a threaded rod is movably connected to the middle of the interior of the connecting block, an adjusting knob is fixedly connected to the bottom of the threaded rod, a mounting piece is movably connected to the top of the connecting block, and the other side of the front face of the mounting piece is movably sleeved with a straight rod; the front and back surfaces of the outer sides of the straight rods are movably sleeved with limiting rings; the straight rod is installed on the installation piece, the installation piece is fixed to the connecting block and the movable sleeve, when a cotton roll is wound on the straight rod and becomes thicker and thicker, the movable sleeve moves upwards along the vertical rod, and the thickness of the cotton wound on the straight rod can be adjusted easily.

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.

To provide a fibrous material accumulating device capable of estimating the amount of a material in a drum by a simple structure, and an estimation method.SOLUTION: A fibrous material accumulating device 10 includes: an accumulation unit 18 which includes a drum 4 into / from which a fiber-containing material is introduced / released; a detection unit 7 which detects the existence of the material in the drum 4; and an estimation unit which estimates the amount of the material in the drum 4 according to the detection frequency at which the detection unit 7 detects the material. The fibrous material accumulating device further comprises a storage unit which stores a standard curve which represents the relationship between the detection frequency and the amount of the material in the drum 4. The estimation unit computes information on the detection frequency and estimates the amount of the material in the drum 4 referring to the standard curve.SELECTED DRAWING: Figure 2

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).

To provide useful improvements in a technology of manufacturing CF-SMC with a pin roller device.SOLUTION: A manufacturing method for a sheet molding compound includes: (i) depositing a carbon fiber mat on a running carrier film while dispersing, by a pin roller device, short carbon fiber bundles by dropping the short carbon fiber bundles; (ii) obtaining a resin impregnated carbon fiber mat by impregnating the carbon fiber mat with a thermosetting resin composition; and (iii) inspecting, by a magnetic sensor type metal detector, the resin impregnated carbon fiber mat for presence of any metallic foreign matter. The pin roller device includes rotationally driven pin rollers. The pin roller comprises a cylinder and a plurality of pins arranged on its circumference, and the plurality of pins are made of a magnetic metal.SELECTED DRAWING: Figure 1

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.