CN220048743U - Integrated yarn spreading and gumming device - Google Patents
Integrated yarn spreading and gumming device Download PDFInfo
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- CN220048743U CN220048743U CN202321599332.7U CN202321599332U CN220048743U CN 220048743 U CN220048743 U CN 220048743U CN 202321599332 U CN202321599332 U CN 202321599332U CN 220048743 U CN220048743 U CN 220048743U
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- 238000003892 spreading Methods 0.000 title claims abstract description 167
- 230000007480 spreading Effects 0.000 title claims abstract description 167
- 238000010438 heat treatment Methods 0.000 claims abstract description 122
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 31
- 239000004917 carbon fiber Substances 0.000 claims abstract description 31
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 239000003292 glue Substances 0.000 claims abstract 2
- 238000007598 dipping method Methods 0.000 claims description 74
- 229910001080 W alloy Inorganic materials 0.000 claims description 22
- 239000011347 resin Substances 0.000 claims description 19
- 229920005989 resin Polymers 0.000 claims description 19
- 238000009960 carding Methods 0.000 claims description 13
- 239000002346 layers by function Substances 0.000 claims description 12
- 238000007790 scraping Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000003746 surface roughness Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000835 fiber Substances 0.000 description 11
- 238000004513 sizing Methods 0.000 description 9
- 229920000297 Rayon Polymers 0.000 description 4
- 238000010073 coating (rubber) Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000011825 aerospace material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Abstract
The utility model relates to the technical field of carbon fiber prepreg silk manufacturing equipment, in particular to an integrated yarn spreading and gumming device which is compact in structure, simple and convenient to assemble and disassemble and low in glue consumption, and is characterized in that a yarn spreading mechanism is arranged at a silk bundle feeding end of a gumming groove, the yarn spreading mechanism comprises a fixed yarn spreading roller and adjustable heating yarn spreading rollers, more than two heating yarn spreading rollers are arranged at the silk bundle feeding end of the gumming groove in parallel and are perpendicular to the silk bundle feeding direction, wear-resistant convex points are arranged on the surface of the heating yarn spreading rollers, and heating rods are arranged in the heating yarn spreading rollers; the adjustable heating yarn spreading roller is supported and fixed through the height adjusting component, and the two fixed heating yarn spreading rollers are respectively arranged on the tow feeding side and the tow discharging side of the adjustable heating yarn spreading roller, so that the adjustable heating yarn spreading roller has the remarkable advantages of reasonable structure, compact layout, small occupied space, convenience in disassembly and assembly and the like.
Description
Technical field:
the utility model relates to the technical field of carbon fiber prepreg silk manufacturing equipment, in particular to an integrated yarn spreading and gum dipping device which is compact in structure, convenient to assemble and disassemble and low in gum consumption.
The background technology is as follows:
the carbon fiber prepreg is an intermediate material for manufacturing a composite material and a finished product thereof, and the uniformity and stability of the quality of the carbon fiber prepreg are important links for ensuring the quality and reliability of the composite material and the finished product thereof. The Resin Matrix Composite (RMC) has high specific strength and specific rigidity, good designability, and can effectively lighten the structural quality of a spacecraft, is an important development point of the current aerospace materials, and gradually replaces the traditional metal materials.
The preparation of the carbon fiber prepreg mainly comprises the following steps: the carbon fiber tows are unreeled, flattened, carded, spread yarn, sizing agent removed, glued, impregnated, cooled and rolled, wherein the carbon fibers before the prepreg tows are made in the form of tows, each tow contains filaments with the number of K and even tens of K (1K is 1 kilo), and particularly when the prepreg tows are braided and produced, if the tows cannot be flattened sufficiently, the textile is relatively thick, the mechanical property deviation is large, particularly the spreading performance is poor, the quality of a subsequent product cannot be well guaranteed, and when the prepreg tows are made, the resin cannot fully infiltrate the fibers, so that the defects such as yarn drying and stripping are caused, and the application of the carbon fiber yarns in the high-end field is seriously restrained. Tests on carbon fiber fabrics show that the thinner the fabric, the smaller the mass per unit area, the smaller the deviation of physical properties and the better the paving operability. If the fiber can be further widened, the fiber can be thinned, the strength is improved, meanwhile, the unfolding of the fiber bundles can enable the combination property of the fiber and the resin to be better, and the property of the composite material can be greatly improved.
For example, patent document CN105624874a describes a carbon fiber stretching device and process, which is provided with a continuous multi-channel heating roller, and a continuous three stretching rollers are arranged behind the heating roller, during the process, carbon fiber tows to be treated are heated by the heating roller, and then enter the stretching rollers to stretch yarns after being heated, and the tows in the subsequent stretching operation process are separated from the heating roller, so that the original sizing agent on the tows may be further solidified after being melted under the heating action, and the tows cannot be fully stretched.
The utility model comprises the following steps:
aiming at the defects and shortcomings in the prior art, the utility model provides the integrated yarn spreading and gum dipping device which is compact in structure, convenient to assemble and disassemble and low in gum consumption.
The utility model is achieved by the following measures:
the integrated yarn spreading and gum dipping device is provided with a frame, a gum dipping groove is arranged on the frame, a gum applying roller is arranged on the gum dipping groove, the lower part of the gum applying roller is positioned in the gum dipping groove, the gum applying roller is connected with a gum applying roller driving assembly, resin gum in the gum dipping groove is uniformly hung on the surface of the gum applying roller under the driving of the gum applying roller driving assembly, a gum scraping plate for controlling the gum hanging amount on the surface of the gum applying roller is further arranged on the gum dipping groove, and the gum scraping plate is fixed on the tow feeding side of the gum applying roller through a supporting frame; the yarn spreading mechanism is arranged at the tow feeding end of the dipping tank, the yarn spreading mechanism comprises fixed yarn spreading rollers and adjustable heating yarn spreading rollers, more than two heating yarn spreading rollers are arranged at the tow feeding end of the dipping tank in parallel and perpendicular to the tow feeding direction, wear-resistant salient points are arranged on the surfaces of the heating yarn spreading rollers, and heating rods are arranged in the heating yarn spreading rollers; the adjustable heating yarn spreading rollers are supported and fixed through the height adjusting assembly, and the two fixed heating yarn spreading rollers are respectively arranged on the tow feeding side and the tow discharging side of the adjustable heating yarn spreading rollers.
The rubber roller driving assembly adopts a servo motor for driving the rubber roller to rotate and uniformly hanging the resin mixture in the gum dipping tank on the surface of the rubber roller.
The heating yarn spreading roller comprises a roller shaft, an outer roller and a heating pipe, wherein the heating pipe is positioned in the outer roller, the outer roller is made of a metal material with good heat conduction, the outer roller is fixed on the roller shaft, the surface roughness of the outer roller is greater than 50, further, a tungsten alloy yarn dividing functional layer is arranged on the surface of the outer roller, a tungsten alloy yarn dividing convex point array is arranged in the tungsten alloy yarn dividing functional layer, and after polishing, the tungsten alloy convex points in the tungsten alloy yarn dividing convex point array form a rough surface with the roughness not lower than 70.
The height adjusting assembly in the adjustable heating yarn spreading roller is realized by adopting the screw-nut pair, and can adopt a manual type height adjusting assembly or an electric type height adjusting assembly, wherein in the manual type height adjusting assembly, a screw of the screw-nut pair is meshed with a driving gear, a hand wheel is connected with a driving gear key, and the driving gear is driven to drive the screw to rotate by rotating the hand wheel, so that a nut seat matched with the screw and the heating yarn spreading roller fixedly connected with the nut seat are lifted/lowered; the motor is arranged on the electric height adjusting assembly and is connected with the screw rod through the coupler, and the screw rod is driven to rotate to drive the heating yarn spreading roller fixedly connected with the nut seat on the screw rod to lift/lower.
The yarn spreading mechanism is internally provided with two side vertical plates which are symmetrically arranged, the two side vertical plates are used for supporting and fixing the heating yarn spreading roller, in order to improve the dismounting efficiency of the heating yarn spreading roller, the side surfaces of the side vertical plates are provided with U-shaped grooves for installing the fixed heating yarn spreading roller bearings, the side vertical plates are provided with threaded holes corresponding to the upper areas of the U-shaped grooves, locking bolts are locked into the U-shaped grooves along the threaded holes and used for realizing the locking and positioning of the fixed heating yarn spreading roller bearings, and two ends of a fixed heating yarn spreading shaft are respectively installed on the two side vertical plates through the fixed heating yarn spreading bearings; in order to improve the height adjustment efficiency of the adjustable heating yarn spreading roller, a vertical strip-shaped hole is formed in the side vertical plate, two ends of a roller shaft of the adjustable heating yarn spreading roller are embedded into the strip-shaped hole, and the limitation of the height adjustment range of the adjustable heating yarn spreading roller is completed through the strip-shaped hole.
The utility model further provides a guide roller on the tow output side of the gum dipping tank corresponding to the gum applying roller, the guide roller is used for finishing and outputting and guiding the glued tow, the guide roller is erected at the tow output end of the gum dipping tank through a guide roller bearing, the guide roller bearing is arranged on supporting plates on two sides of the guide roller, U-shaped grooves used for fixing the guide roller bearing are formed in the side surfaces of the supporting plates, threaded holes are formed in the areas, corresponding to the upper parts of the U-shaped grooves, of the supporting plates, locking screws or locking bolts are locked into the U-shaped grooves along the threaded holes, locking and positioning of the guide roller bearing are completed, and through the scheme, the guide roller can be quickly disassembled and assembled, so that the requirement of repeated disassembly, assembly and cleaning of the guide roller in the actual working process is met.
The front end of the yarn spreading mechanism is also provided with a carbon fiber yarn bundle carding component, the carbon fiber yarn bundle carding component is provided with a comb-shaped main body, and comb teeth of the comb-shaped main body are cylindrical and used for carding carbon fiber yarn bundles to be impregnated for pretreatment of subsequent yarn spreading.
The electric heating component is arranged below the dipping tank and is used for heating the resin mixture in the dipping tank to prevent the content of the dipping tank from solidifying, and the inner wall corresponding to the tow output side of the dipping tank is an inclined surface and is used for guiding and outputting the tows or the resin dropped from the tow output side of the sizing roller.
When the utility model works, the synchronous heating yarn spreading treatment can be carried out on the carbon fiber tows before gum dipping: the continuous carbon fiber is sent to a carbon fiber tow carding component at the front end of the integrated spreading and gumming machine through a carbon fiber ribbon unreeling mechanism, after the tows are carded, the tows are steadily sent to a spreading mechanism of the integrated spreading and gumming machine, and the tows are sent to and sent to the spreading mechanism along an M-shaped path, wherein a heating spreading roller heats the tows, and the tows are further spread in full contact with a tungsten alloy yarn dividing functional layer on the surface of the heating spreading roller by adjusting the height of the adjustable heating spreading roller, and the tension of the tows is adjusted; the yarn bundles are sent into a dipping tank through a yarn spreading mechanism and extend to an upper rubber roller, fibers in the yarn bundles to be dipped are contacted with the surface of the upper rubber roller, at the moment, the upper rubber roller is driven by a servo motor to hang resin viscose in the dipping tank on the surface of the upper rubber roller according to a set rotating speed, and further hang the resin viscose on the surface of the yarn bundles contacted with the upper side of the upper rubber roller, the yarn bundles move towards the yarn bundle output direction of the dipping tank under the driving of the upper rubber roller, and the yarn bundles after being rubberized are tidied, guided to be output and sent to a drying mechanism through a guide roller on the yarn bundle output side of the upper rubber roller.
Compared with the prior art, the yarn spreading and dipping machine has the advantages that the yarn spreading mechanism and the dipping mechanism are integrated through the integrated yarn spreading and dipping machine, yarn spreading and dipping work can be efficiently completed, a yarn spreading roller in the yarn spreading mechanism adopts a heating yarn spreading roller, and a tungsten alloy yarn dividing functional layer on the surface of the yarn spreading roller is matched, so that yarn dividing before dipping can be efficiently completed under the condition that the strength of fibers in a silk bundle is not damaged; the servo motor drives the rubber coating roller to work, so that the rubber coating amount is ensured, the tows subjected to yarn spreading and yarn dividing treatment can be uniformly impregnated, the redundant gum coating amount is reduced, the gum coating uniformity of fibers in the impregnated tows is improved, the quality of finished products is ensured, and the device has the remarkable advantages of reasonable structure, compact layout, small occupied space, convenience in disassembly and assembly and the like.
Description of the drawings:
fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic side view of the present utility model.
Fig. 3 is a top view of the present utility model.
Reference numerals: the device comprises a frame 1, a dipping tank 2, a rubberizing roller 3, a rubber roller driving assembly 4, a rubber scraping plate 5, a fixed heating yarn spreading roller 6, an adjustable heating yarn spreading roller 7, a U-shaped tank 8, a locking bolt 9, a bearing 10, a strip-shaped hole 11, a guide roller 12 and a carbon fiber tow carding component 13.
The specific embodiment is as follows:
the utility model will be further described with reference to the drawings and examples.
As shown in fig. 1, the utility model provides an integrated yarn spreading and dipping device, which is provided with a frame 1, wherein a dipping tank 2 is arranged on the frame 1, a sizing roller 3 is erected on the dipping tank 2, the lower part of the sizing roller 3 is positioned in the dipping tank 2, the sizing roller 3 is connected with a rubber roller driving assembly 4, resin in the dipping tank 2 is uniformly hung on the surface of the sizing roller 3 under the driving of the rubber roller driving assembly 4, a rubber scraping plate 5 for controlling the hanging amount of the surface of the sizing roller 3 is also arranged on the dipping tank 2, and the rubber scraping plate 5 is fixed on the tow feeding side of the sizing roller 3 through a supporting frame; the yarn spreading mechanism is arranged at the tow feeding end of the dipping tank 2, and comprises a fixed heating yarn spreading roller 6 and an adjustable heating yarn spreading roller 7, wherein more than two heating yarn spreading rollers are arranged at the tow feeding end of the dipping tank 2 in parallel and perpendicular to the tow feeding direction, the surface of each heating yarn spreading roller is provided with wear-resistant salient points, and heating rods are arranged in the heating yarn spreading rollers; wherein, the adjustable heating spreading roller 7 is supported and fixed by the height adjusting component, and the two fixed heating spreading rollers 6 are respectively arranged on the tow feeding side and the tow discharging side of the adjustable heating spreading roller 7.
The rubber roll driving assembly 4 adopts a servo motor, is used for driving the rubber roll 3 to rotate and uniformly hanging the resin mixture in the rubber dipping tank 2 on the surface of the rubber roll.
The heating yarn spreading roller comprises a roller shaft, an outer roller and a heating pipe, wherein the heating pipe is positioned in the outer roller, the outer roller is made of a metal material with good heat conduction, the outer roller is fixed on the roller shaft, the surface roughness of the outer roller is greater than 50, further, a tungsten alloy yarn dividing functional layer is arranged on the surface of the outer roller, a tungsten alloy yarn dividing convex point array is arranged in the tungsten alloy yarn dividing functional layer, and after polishing, the tungsten alloy convex points in the tungsten alloy yarn dividing convex point array form a rough surface with the roughness not lower than 70.
The height adjusting assembly in the adjustable heating yarn spreading roller 7 is realized by adopting a screw-nut pair, and can adopt a manual type height adjusting assembly or an electric type height adjusting assembly, wherein in the manual type height adjusting assembly, a screw of the screw-nut pair is meshed with a driving gear, a hand wheel is connected with a driving gear key, and the driving gear is driven to drive the screw to rotate by rotating the hand wheel, so that the height of a nut seat matched with the screw and the heating yarn spreading roller fixedly connected with the nut seat are increased/decreased; the motor is arranged on the electric height adjusting assembly and is connected with the screw rod through the coupler, and the screw rod is driven to rotate to drive the heating yarn spreading roller fixedly connected with the nut seat on the screw rod to lift/lower.
The yarn spreading mechanism is internally provided with two side vertical plates which are symmetrically arranged, the two side vertical plates are used for supporting and fixing the heating yarn spreading roller, in order to improve the dismounting efficiency of the heating yarn spreading roller, the side surfaces of the side vertical plates are provided with U-shaped grooves 8 for installing the fixed heating yarn spreading roller bearings, the side vertical plates are provided with threaded holes corresponding to the upper areas of the U-shaped grooves 8, locking bolts 9 are locked into the U-shaped grooves 8 along the threaded holes and used for realizing the locking and positioning of the fixed heating yarn spreading roller bearings 10, and the two ends of a fixed heating yarn spreading shaft are respectively installed on the two side vertical plates through the fixed heating yarn spreading bearings 10; in order to improve the height adjustment efficiency of the adjustable heating yarn spreading roller 7, a vertical strip-shaped hole 11 is formed in the side vertical plate, two ends of a roller shaft of the adjustable heating yarn spreading roller 7 are embedded into the strip-shaped hole 11, and the limitation of the height adjustment range of the adjustable heating yarn spreading roller 7 is completed through the strip-shaped hole 11.
According to the utility model, the tow output side of the gum dipping tank 2 corresponding to the gum applying roller 3 is also provided with the guide roller 12 for arranging and outputting and guiding the glued tow, the guide roller 12 is erected at the tow output end of the gum dipping tank 2 through the guide roller bearing, the guide roller bearings are arranged on the support plates on two sides of the guide roller 12, the side surfaces of the support plates are provided with the U-shaped grooves 8 for fixing the guide roller bearings, the support plates are provided with threaded holes corresponding to the upper area of the U-shaped grooves 8, and locking screws or locking bolts are locked into the U-shaped grooves 8 along the threaded holes to finish locking and positioning of the guide roller bearings, and through the scheme, the quick disassembly and the quick assembly of the guide roller 12 can be finished so as to meet the requirement of repeated disassembly and cleaning of the guide roller in the actual working process.
The front end of the yarn spreading mechanism is also provided with a carbon fiber yarn bundle carding component 13, the carbon fiber yarn bundle carding component 13 is provided with a comb-shaped main body, and comb teeth of the comb-shaped main body are cylindrical and used for carding carbon fiber yarn bundles to be impregnated for pretreatment of subsequent yarn spreading.
The electric heating component is arranged below the dipping tank 2 and is used for heating the resin mixture in the dipping tank to prevent the content in the dipping tank 2 from being solidified, and the inner wall corresponding to the tow output side of the dipping tank is an inclined surface and is used for guiding and outputting the tows or the resin dripped on the tow output side of the rubberizing roller.
Example 1:
the embodiment provides an integrated carbon fiber yarn spreading and gumming device, which is provided with a frame 1, wherein a carbon fiber yarn carding part 13, a yarn spreading mechanism positioned on a yarn feeding end of a gumming groove 2, a gumming roller 3 and a guide roller 12 are sequentially arranged on the frame 1 along the direction of feeding and discharging a yarn bundle, wherein two side walls of the gumming groove 2 and a supporting plate for supporting the yarn spreading mechanism, the gumming roller 3 and the guide roller 12 are of an integrated structure so as to improve the compactness and strength of equipment;
in the embodiment, the lower part of the upper rubber roll 3 is positioned in a rubber dipping tank 2, the upper rubber roll 3 is connected with a rubber roll driving assembly 4, resin rubber in the rubber dipping tank 2 is uniformly hung on the surface of the upper rubber roll 3 under the driving of the rubber roll driving assembly 4, a rubber scraping plate 5 for controlling the rubber hanging amount on the surface of the upper rubber roll 3 is also arranged on the rubber dipping tank 2, and the rubber scraping plate 5 is fixed on the tow feeding side of the upper rubber roll 3 through a supporting frame;
the yarn spreading mechanism in the embodiment comprises a fixed heating yarn spreading roller 6 and an adjustable heating yarn spreading roller 7, wherein more than two heating yarn spreading rollers are arranged at the tow feeding end of the dipping tank 2 in parallel and are perpendicular to the tow feeding direction, wear-resistant salient points are arranged on the surface of the heating yarn spreading rollers, and heating rods are arranged in the heating yarn spreading rollers; the adjustable heating yarn spreading roller 7 is supported and fixed by the height adjusting component, and the two fixed heating yarn spreading rollers 6 are respectively arranged on the tow feeding side and the tow discharging side of the adjustable heating yarn spreading roller 7; the heating yarn spreading roller comprises a roller shaft, an outer roller and a heating pipe, wherein the heating pipe is positioned in the outer roller, the outer roller is made of a metal material with good heat conduction, the outer roller is fixed on the roller shaft, the surface roughness of the outer roller is greater than 50, further, a tungsten alloy yarn dividing functional layer is arranged on the surface of the outer roller, a tungsten alloy yarn dividing bump array is arranged in the tungsten alloy yarn dividing functional layer, and after polishing, the tungsten alloy bumps in the tungsten alloy yarn dividing bump array form a rough surface with the roughness not lower than 70;
the height adjusting assembly in the adjustable heating yarn spreading roller 7 is realized by adopting a screw-nut pair, and can adopt a manual height adjusting assembly or an electric height adjusting assembly, wherein in the manual height adjusting assembly, a screw of the screw-nut pair is meshed with a driving gear, a hand wheel is connected with a driving gear key, and the driving gear is driven to drive the screw to rotate by rotating the hand wheel, so that the height of a nut seat matched with the screw and the heating yarn spreading roller fixedly connected with the nut seat are increased/decreased; the motor is arranged on the electric height adjusting assembly and is connected with the screw rod through a coupler, and the screw rod is driven to rotate to drive the heating yarn spreading roller fixedly connected with the nut seat on the screw rod to lift/lower;
in order to improve the dismounting efficiency of the heating yarn spreading roller, a side vertical plate for installing a yarn spreading mechanism is extended on the gum dipping tank 2, a U-shaped groove 8 for installing a fixed heating yarn spreading roller bearing is formed in the side surface of the side vertical plate, a threaded hole is formed in the side vertical plate corresponding to the area above the U-shaped groove 8, a locking bolt 9 is locked into the U-shaped groove 8 along the threaded hole and used for realizing locking and positioning of the fixed heating yarn spreading roller bearing 10, and two ends of a fixed heating yarn spreading shaft are respectively installed on the two side vertical plates through the fixed heating yarn spreading bearings 10; in order to improve the height adjustment efficiency of the adjustable heating yarn spreading roller 7, a vertical strip-shaped hole 11 is formed in the side vertical plate, two ends of a roller shaft of the adjustable heating yarn spreading roller 7 are embedded into the strip-shaped hole 11, and the limitation of the height adjustment range of the adjustable heating yarn spreading roller 7 is completed through the strip-shaped hole 11;
during operation, the synchronous heating yarn spreading treatment can be carried out on the carbon fiber tows before gum dipping: the continuous carbon fiber is sent to a carbon fiber tow carding component at the front end of the integrated spreading and gumming machine through a carbon fiber ribbon unreeling mechanism, after the tows are carded, the tows are steadily sent to a spreading mechanism of the integrated spreading and gumming machine, and the tows are sent to and sent to the spreading mechanism along an M-shaped path, wherein a heating spreading roller heats the tows, and the tows are further spread in full contact with a tungsten alloy yarn dividing functional layer on the surface of the heating spreading roller by adjusting the height of the adjustable heating spreading roller, and the tension of the tows is adjusted; the yarn bundles are sent into a dipping tank through a yarn spreading mechanism and extend to an upper rubber roller, fibers in the yarn bundles to be dipped are contacted with the surface of the upper rubber roller, at the moment, the upper rubber roller is driven by a servo motor to hang resin viscose in the dipping tank on the surface of the upper rubber roller according to a set rotating speed, and further hang the resin viscose on the surface of the yarn bundles contacted with the upper side of the upper rubber roller, the yarn bundles move towards the yarn bundle output direction of the dipping tank under the driving of the upper rubber roller, and the yarn bundles after being rubberized are tidied, guided to be output and sent to a drying mechanism through a guide roller on the yarn bundle output side of the upper rubber roller.
Compared with the prior art, the yarn spreading and dipping machine has the advantages that the yarn spreading mechanism and the dipping mechanism are integrated through the integrated yarn spreading and dipping machine, yarn spreading and dipping work can be efficiently completed, a yarn spreading roller in the yarn spreading mechanism adopts a heating yarn spreading roller, and a tungsten alloy yarn dividing functional layer on the surface of the yarn spreading roller is matched, so that yarn dividing before dipping can be efficiently completed under the condition that the strength of fibers in a silk bundle is not damaged; the servo motor drives the rubber coating roller to work, so that the rubber coating amount is ensured, the tows subjected to yarn spreading and yarn dividing treatment can be uniformly impregnated, the redundant gum coating amount is reduced, the gum coating uniformity of fibers in the impregnated tows is improved, the quality of finished products is ensured, and the device has the remarkable advantages of reasonable structure, compact layout, small occupied space, convenience in disassembly and assembly and the like.
Claims (8)
1. The integrated yarn spreading and gum dipping device is provided with a frame, a gum dipping groove is arranged on the frame, a gum applying roller is arranged on the gum dipping groove, the lower part of the gum applying roller is positioned in the gum dipping groove, the gum applying roller is connected with a gum applying roller driving assembly, resin gum in the gum dipping groove is uniformly hung on the surface of the gum applying roller under the driving of the gum applying roller driving assembly, a gum scraping plate for controlling the gum hanging amount on the surface of the gum applying roller is further arranged on the gum dipping groove, and the gum scraping plate is fixed on the tow feeding side of the gum applying roller through a supporting frame; the yarn spreading mechanism is arranged at the tow feeding end of the dipping tank, the yarn spreading mechanism comprises fixed yarn spreading rollers and adjustable heating yarn spreading rollers, more than two heating yarn spreading rollers are arranged at the tow feeding end of the dipping tank in parallel and perpendicular to the tow feeding direction, wear-resistant salient points are arranged on the surfaces of the heating yarn spreading rollers, and heating rods are arranged in the heating yarn spreading rollers; the adjustable heating yarn spreading rollers are supported and fixed through the height adjusting assembly, and the two fixed heating yarn spreading rollers are respectively arranged on the tow feeding side and the tow discharging side of the adjustable heating yarn spreading rollers.
2. The integrated spreading and gumming device of claim 1, wherein said glue roller driving assembly employs a servo motor.
3. The integrated yarn spreading and gum dipping device according to claim 1, wherein the heating yarn spreading roller comprises a roller shaft, an outer roller and a heating pipe, wherein the heating pipe is positioned in the outer roller, the outer roller is made of a metal material with good heat conduction, the outer roller is fixed on the roller shaft, the surface roughness of the outer roller is greater than 50, a tungsten alloy yarn dividing functional layer is arranged on the surface of the outer roller, and a tungsten alloy yarn dividing convex point array is arranged in the tungsten alloy yarn dividing functional layer.
4. The integrated yarn spreading and gum dipping device according to claim 1, wherein the height adjusting component in the adjustable heating yarn spreading roller adopts a manual height adjusting component or an electric height adjusting component, in the manual height adjusting component, a screw rod of a screw-nut pair is meshed with a driving gear, a hand wheel is connected with the driving gear in a key way, and the driving gear is driven to drive the screw rod to rotate by rotating the hand wheel, so that the height of a nut seat matched with the screw rod and the heating yarn spreading roller fixedly connected with the nut seat are increased/decreased; the motor is arranged on the electric height adjusting assembly and is connected with the screw rod through the coupler, and the screw rod is driven to rotate to drive the heating yarn spreading roller fixedly connected with the nut seat on the screw rod to lift/lower.
5. The integrated yarn spreading and gumming device according to claim 1, wherein two side vertical plates which are symmetrically arranged are arranged in the yarn spreading mechanism, the two side vertical plates are used for supporting and fixing the heating yarn spreading roller, in order to improve the dismounting efficiency of the heating yarn spreading roller, the side surfaces of the side vertical plates are provided with U-shaped grooves for installing a fixed heating yarn spreading roller bearing, the side vertical plates are provided with threaded holes corresponding to the area above the U-shaped grooves, locking bolts are locked into the U-shaped grooves along the threaded holes and used for realizing locking and positioning of the fixed heating yarn spreading roller bearing, and two ends of a fixed heating yarn spreading shaft are respectively installed on the two side vertical plates through the fixed heating yarn spreading bearing; in order to improve the height adjustment efficiency of the adjustable heating yarn spreading roller, a vertical strip-shaped hole is formed in the side vertical plate, two ends of a roller shaft of the adjustable heating yarn spreading roller are embedded into the strip-shaped hole, and the limitation of the height adjustment range of the adjustable heating yarn spreading roller is completed through the strip-shaped hole.
6. The integrated yarn spreading and dipping device according to claim 1, wherein a guide roller is further arranged on the dipping tank corresponding to the tow output side of the rubberizing roller and used for finishing and guiding the rubberized tows, the guide roller is erected at the tow output end of the dipping tank through a guide roller bearing, the guide roller bearing is arranged on supporting plates on two sides of the guide roller, U-shaped grooves used for fixing the guide roller bearing are formed in the side faces of the supporting plates, threaded holes are formed in the areas, corresponding to the upper parts of the U-shaped grooves, of the supporting plates, locking screws or locking bolts are locked into the U-shaped grooves along the threaded holes, locking and positioning of the guide roller bearing are completed, and through the scheme, quick disassembly of the guide roller can be completed so as to meet the requirement of repeated disassembly, assembly and cleaning of the guide roller in the actual working process.
7. The integrated spreading and gumming device according to claim 1, wherein the front end of the spreading mechanism is further provided with a carbon fiber tow carding component, the carbon fiber tow carding component is provided with a comb-shaped main body, and comb teeth of the comb-shaped main body are cylindrical and used for carding carbon fiber tows to be gummed and for preprocessing the subsequent spreading yarns.
8. The integrated spreading and dipping device according to claim 1, wherein an electric heating component is arranged below the dipping tank and is used for heating a resin mixture in the dipping tank to prevent the content of the dipping tank from solidifying, and the inner wall corresponding to the tow output side of the dipping tank is an inclined surface and is used for guiding resin dropped from the tow output side of the output tow or the applicator roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321599332.7U CN220048743U (en) | 2023-06-21 | 2023-06-21 | Integrated yarn spreading and gumming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321599332.7U CN220048743U (en) | 2023-06-21 | 2023-06-21 | Integrated yarn spreading and gumming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220048743U true CN220048743U (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321599332.7U Active CN220048743U (en) | 2023-06-21 | 2023-06-21 | Integrated yarn spreading and gumming device |
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| Country | Link |
|---|---|
| CN (1) | CN220048743U (en) |
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2023
- 2023-06-21 CN CN202321599332.7U patent/CN220048743U/en active Active
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