CN117104985A - Carbon fiber yarn spreading fiber creel in carbon fiber prepreg preparation - Google Patents
Carbon fiber yarn spreading fiber creel in carbon fiber prepreg preparation Download PDFInfo
- Publication number
- CN117104985A CN117104985A CN202311369238.7A CN202311369238A CN117104985A CN 117104985 A CN117104985 A CN 117104985A CN 202311369238 A CN202311369238 A CN 202311369238A CN 117104985 A CN117104985 A CN 117104985A
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- Prior art keywords
- carbon fiber
- positioning
- yarn
- rod
- creel
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 99
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 99
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 238000003892 spreading Methods 0.000 title claims abstract description 36
- 230000007480 spreading Effects 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000000835 fiber Substances 0.000 title claims description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 70
- 238000004804 winding Methods 0.000 claims abstract description 30
- 230000007306 turnover Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009954 braiding Methods 0.000 claims 1
- 238000009940 knitting Methods 0.000 description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
- B65H49/18—Methods or apparatus in which packages rotate
- B65H49/20—Package-supporting devices
- B65H49/32—Stands or frameworks
- B65H49/324—Constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Landscapes
- Reinforced Plastic Materials (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The application relates to a carbon fiber yarn spreading creel in the preparation of carbon fiber prepreg, which belongs to the technical field of carbon fiber prepreg and comprises a base, a frame, a winding roller mechanism, a yarn drum and a guiding mechanism, wherein the frame is arranged on the base, a first mounting plate and a second mounting plate are arranged in the frame, and the winding roller mechanism is symmetrically arranged on the first mounting plate; the roller winding mechanism comprises a positioning rod and a rotating rod, wherein the positioning rod is fixed on the first mounting plate, the rotating rod is rotationally connected to the positioning rod, a lifting groove is formed in the rotating rod, a reset spring and a positioning clamping strip are arranged on the rotating rod, one end of the reset spring is fixed with the bottom of the lifting groove, and the other end of the reset spring is fixed with the positioning clamping strip; the yarn cylinder is arranged on the rotating rod and comprises a cylinder body, a positioning clamping groove is formed in the inner wall of the cylinder body, the positioning clamping strip can be clamped and embedded with the positioning clamping groove, and the guiding mechanism is symmetrically arranged on the second mounting plate and corresponds to the winding roller mechanism and is used for guiding yarn bundles transmitted from the yarn cylinder.
Description
Technical Field
The application relates to the technical field of carbon fiber prepregs, in particular to a carbon fiber yarn spreading creel in the preparation of carbon fiber prepregs.
Background
The carbon fiber prepreg is a composite material obtained by compounding epoxy resin on carbon fibers through a stack-pressing technology, is an intermediate material for manufacturing the composite material, and is widely applied to the fields of fishing tackles, sports equipment, sports goods, aerospace, military industry and the like.
The carbon fiber prepreg is generally prepared by a hot-melt method, which is divided into two steps of resin film preparation and impregnation. The impregnation is a process of combining the spread carbon fiber yarn bundles with a resin film which is coated on release paper in advance under the action of pressure and temperature, and then forming a carbon fiber prepreg finished product through the processes of cooling, paper collection, film coating, coiling and the like. Before the preparation of the carbon fiber prepreg, the carbon fiber yarn bundles need to be subjected to yarn spreading operation.
In the prior art, a carbon fiber yarn bundle yarn spreading rack for a warp knitting machine comprises a plurality of yarn drums around which carbon fiber yarns are wound, wherein the yarn drums are rotatably arranged on a supporting rod of the yarn rack, and when the warp knitting machine works, the carbon fiber yarns are unwound from the yarn drums and then are conveyed to knitting equipment for knitting after being arranged at the tail end of a transmission.
With respect to the related art described above, the inventors considered that the carbon fiber yarn unwound from the package is liable to be entangled with each other and disordered in arrangement due to lack of a guide mechanism before entering the knitting apparatus; meanwhile, when the yarn drum rotates under the action of force, the yarn drum is easy to slide with the connecting part, and uneven yarn is easy to occur, so that the subsequent knitting efficiency is reduced.
Disclosure of Invention
In order to reduce the occurrence of the conditions of mutual winding and disordered arrangement of the carbon fiber yarn bundles during yarn spreading and reduce the phenomenon of uneven yarn discharging caused by sliding of a yarn cylinder and a connecting part, thereby improving the subsequent knitting efficiency, the application provides a carbon fiber yarn spreading fiber creel in the preparation of carbon fiber prepreg.
The application provides a carbon fiber yarn spreading fiber creel in the preparation of carbon fiber prepreg, which adopts the following technical scheme: comprising
A base station;
the frame is arranged on the base station, and a first mounting plate and a second mounting plate are arranged in the frame;
wherein, a second mounting plate and a first mounting plate are a group, and a plurality of groups are equidistantly arranged in the frame;
the roller winding mechanisms are symmetrically arranged on each first mounting plate and are equidistantly arranged along the length direction of the first mounting plates;
the roller winding mechanism comprises a positioning rod and a rotating rod, wherein the positioning rod is fixed on the first mounting plate, the rotating rod is rotationally connected to the positioning rod, a lifting groove is formed in the rotating rod, a reset spring and a positioning clamping strip are arranged on the rotating rod, the positioning clamping strip is partially arranged in the lifting groove, the reset spring is positioned between the lifting groove and the positioning clamping strip, one end of the reset spring is fixed with the bottom of the lifting groove, the other end of the reset spring is fixed with the positioning clamping strip, and concave angles are formed at two ends of the positioning clamping strip;
the yarn cylinder is arranged on the rotating rod and is used for conveying carbon fiber yarn bundles to the knitting equipment;
the yarn cylinder consists of a cylinder body and a carbon fiber yarn roll, wherein the carbon fiber yarn roll is arranged on the cylinder body, a positioning clamping groove is formed in the inner wall of the cylinder body, when the yarn cylinder is arranged on a rotating rod, the inner wall of the cylinder body presses down a concave angle of a positioning clamping strip to force the positioning clamping strip to press a reset spring and gradually descend into a lifting groove until the positioning clamping strip moves to the positioning clamping groove, and the reset spring resets to enable the positioning clamping strip to be clamped and embedded with the positioning clamping groove;
the guide mechanisms are symmetrically arranged on each second mounting plate, correspond to the winding roller mechanisms one by one, are arranged along the length direction of the first mounting plates at equal intervals and are used for guiding yarn bundles transmitted from the yarn cylinders.
By adopting the technical scheme, when the yarn barrel is mounted on the rotating rod, the inner wall of the barrel body presses down the concave angle of the positioning clamping strip to force the positioning clamping strip to press the reset spring and gradually descend into the lifting groove until the positioning clamping strip moves to the positioning clamping groove, the reset spring resets to enable the positioning clamping strip to be clamped with the positioning clamping groove, and when the yarn barrel rotates along with the rotating shaft, the sliding can be reduced due to the interference of the positioning clamping strip, so that the phenomenon of uneven yarn discharging is reduced; simultaneously, because guiding mechanism and around roller mechanism one-to-one to can make each install the carbon fiber yarn bundle of outgoing in the yarn section of thick bamboo on each around roller mechanism all obtain the direction, thereby can reduce carbon fiber yarn bundle and take place intertwining and arrange chaotic phenomenon, in sum, can improve follow-up weaving efficiency.
Optionally, the winding roller mechanism further comprises a stop plate, the stop plate is fixed on the positioning rod, the rotating rod penetrates through the center of the stop plate and then is rotationally connected with the positioning rod, and the stop plate is used for limiting the yarn cylinder to move towards the positioning rod.
Optionally, the end portion of the rotating rod is slotted, the slotted position of the end portion of the rotating rod is also provided with a positioning elastic piece, the positioning elastic piece is tilted towards the positioning rod, the positioning elastic piece and the projection of the positioning clamping strip on the vertical surface form an included angle, and the positioning elastic piece is used for protecting the yarn collet mounted on the rotating rod.
Optionally, the guiding mechanism comprises a rotating motor, a turnover rod and a plurality of limiting plates, the rotating motor is fixed on the second mounting plate, the turnover rod is fixedly connected with a rotating shaft of the rotating motor, the turnover rod penetrates through the end parts of the limiting plates respectively and is fixed with the end parts of the limiting plates, and the limiting plates are all arranged along the same trend and are equidistantly arranged along the length trend of the turnover rod;
wherein, install starting switch on the striker plate, starting switch and rotation motor electricity are connected, the switch groove is seted up to barrel body one end, the switch groove degree of depth is less than starting switch height, when yarn section of thick bamboo is installed at the dwang and with the striker plate butt, starting switch gets into the switch inslot, barrel body pushes down starting switch, the rotation motor drives the upset pole and drives each limiting plate and rotate to vertical direction, carbon fiber yarn bundle passes between by required limiting plate, when yarn section of thick bamboo dismantles, starting switch resets, guiding mechanism resets.
Optionally, guide rolls are installed between the limiting plates, and the guide rolls rotate through roll shafts, and carbon fiber yarn bundles passing through the limiting plates are abutted to the roll surfaces of the guide rolls.
Optionally, positioning mechanisms are installed on the base station, the positioning mechanisms are respectively located at four corners of the base station, each positioning mechanism comprises a universal wheel, a hydraulic rod and a positioning base plate, the universal wheels and the hydraulic rods are fixed on the base station, the hydraulic rods clamp and protect the universal wheels, the positioning base plates are in one-to-one correspondence with the hydraulic rods, and the positioning base plates are installed at the end parts of the hydraulic rods;
when the carbon fiber yarn spreading creel in the preparation of the carbon fiber prepreg needs to move, the hydraulic rod drives the positioning backing plate to ascend, so that the universal wheels are contacted with the ground; when the carbon fiber yarn spreading fiber creel in the preparation of the carbon fiber prepreg needs to be positioned, the hydraulic rod drives the positioning backing plate to descend until the positioning backing plate is abutted against the ground, and the universal wheels are far away from the ground.
By adopting the technical scheme, the positioning mechanism is arranged, so that when the whole equipment needs to move, the positioning base plate is driven to rise through the hydraulic rod, and the universal wheel contacts the ground, so that the whole equipment can slide on the ground; meanwhile, when the whole equipment needs to be placed, the positioning backing plate is driven to descend through the hydraulic rod and is abutted against the ground, so that the whole equipment cannot slide on the ground, and convenience of the carbon fiber yarn spreading fiber creel in carbon fiber prepreg preparation is enhanced.
Optionally, a push-pull handle is further installed on the frame, a switch electrically connected with the positioning mechanism is preset on the push-pull handle, and the push-pull handle is used for push-pull displacement when the carbon fiber yarn spreading fiber yarn frame in the preparation of the carbon fiber prepreg needs to move.
Optionally, each positioning backing plate is provided with an anti-slip pad for preventing the carbon fiber yarn spreading creel from sliding when the carbon fiber yarn spreading creel is positioned and installed in the preparation of the carbon fiber prepreg.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the yarn cylinder is arranged on the rotating rod, the inner wall of the cylinder body presses down the concave angle of the positioning clamping strip to force the positioning clamping strip to press the reset spring and gradually descend into the lifting groove until the positioning clamping strip moves to the positioning clamping groove, the reset spring resets to enable the positioning clamping strip to be clamped with the positioning clamping groove, and when the yarn cylinder rotates along with the rotating shaft, sliding can be reduced due to interference of the positioning clamping strip, so that uneven yarn discharging phenomenon is reduced; meanwhile, the guiding mechanisms are in one-to-one correspondence with the winding roller mechanisms, so that carbon fiber yarn bundles transmitted from yarn drums arranged on the winding roller mechanisms can be guided, the phenomenon that the carbon fiber yarn bundles are intertwined and arranged in a disordered manner can be reduced, and the subsequent weaving efficiency can be improved;
2. the positioning mechanism is arranged, so that when the whole equipment needs to move, the positioning base plate is driven to ascend by the hydraulic rod, and the universal wheel is contacted with the ground, so that the whole equipment can slide on the ground; meanwhile, when the whole equipment needs to be placed, the positioning backing plate is driven to descend through the hydraulic rod and is abutted against the ground, so that the whole equipment cannot slide on the ground, and convenience of the carbon fiber yarn spreading fiber creel in carbon fiber prepreg preparation is enhanced.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a side view of the structure of an embodiment of the present application;
FIG. 3 is an enlarged schematic view of a portion A of FIG. 1;
FIG. 4 is a cross-sectional view showing the winding roller mechanism;
FIG. 5 is a cross-sectional view showing the yarn package;
fig. 6 is a partially enlarged schematic view of the portion B in fig. 1.
In the figure, 1, a base station; 2. a frame; 21. a first mounting plate; 22. a second mounting plate; 23. push-pull handle; 3. a roller winding mechanism; 31. a positioning rod; 32. a striker plate; 33. starting a switch; 34. a rotating lever; 341. a lifting groove; 342. a return spring; 343. positioning the clamping strips; 344. positioning a spring plate; 4. a yarn drum; 41. a cylinder body; 411. a switch groove; 412. positioning clamping grooves; 42. a carbon fiber yarn roll; 5. a guide mechanism; 51. a rotating motor; 52. turning over the rod; 53. a limiting plate; 54; a guide roller; 6. a positioning mechanism; 61. a universal wheel; 62. a hydraulic rod; 63. and (5) positioning the backing plate.
Detailed Description
The application is described in further detail below with reference to fig. 1-6.
The embodiment of the application discloses a carbon fiber yarn spreading creel in the preparation of carbon fiber prepreg.
Referring to fig. 1, a carbon fiber yarn spreading creel in the preparation of carbon fiber prepreg comprises a base 1, a frame 2, a winding roller mechanism 3, a yarn drum 4, a guiding mechanism 5 and a positioning mechanism 6, wherein the frame 2 is arranged on the base 1, the winding roller mechanism 3 and the guiding mechanism 5 are both arranged in the frame 2, the yarn drum 4 is arranged on the winding roller mechanism 3, and the positioning mechanism 6 is arranged at the lower part of the base 1.
Referring to fig. 1 and 2, the base 1 is a bar-shaped cube structure, the frame 2 is arranged along the vertical direction and along the length trend of the base 1, the frame 2 is located right above the length axial direction of the base 1, the opening of the frame 2 is arranged towards the width trend of the base 1, and the side wall of the bottom of the frame 2 is fixedly connected with the side wall of the upper part of the base 1. A plurality of first mounting plates 21 and a plurality of second mounting plates 22 are provided in the frame 2, and only 8 first mounting plates 21 and 8 second mounting plates 22 are shown as an illustration in this embodiment, and the first mounting plates 21 and the second mounting plates 22 are each provided in the vertical direction. The 1 first mounting plate 21 and the 1 second mounting plate constitute a combination, of which only 4 are shown as an illustration in the present embodiment, wherein the second mounting plate 22 in each combination is arranged close to the output end of the carbon fiber yarn bundles. Each by the integrated configuration of first mounting panel 21 and second mounting panel 22 along the length trend equidistance setting of base 1 in frame 2, the upper end wall of first mounting panel 21 and second mounting panel 22 respectively with the upper inner wall fixed connection of frame 2, the lower end wall of first mounting panel 21 and second mounting panel 22 respectively with the lower inner wall fixed connection of frame 2.
Referring to fig. 1 and 2, the roller mechanisms 3 are symmetrically mounted on each first mounting plate 21 along the width direction of the base 1, and are equidistantly disposed along the length direction of the first mounting plates 21, in this embodiment, only 4 roller mechanisms 3 are shown on one side of each first mounting plate 21 as an illustration. The guiding mechanisms 5 are in one-to-one correspondence with the roller winding mechanisms 3, the guiding mechanisms 5 are symmetrically arranged on each second mounting plate 22 along the width direction of the base 1, are equidistantly arranged along the length direction of the second mounting plates 22, are equidistantly arranged downwards above the roller winding mechanism 3 at the highest position on the first mounting plate 21 which is close to, and in the embodiment, only 4 guiding mechanisms 5 are shown on one side of each second mounting plate 22 as an illustration.
Referring to fig. 1, 2, 3 and 4, each roller winding mechanism 3 includes a positioning rod 31, a stop plate 32 and a rotating rod 34, the positioning rod 31 and the rotating rod 34 are arranged along the width trend of the base 1, the positioning rod 31 is fixedly installed on the corresponding side wall of the first mounting plate 21, the stop plate 32 is fixed on the end face, far away from the first mounting plate 21, of the positioning rod 31, the side wall area of the stop plate 32 is larger than the cross-sectional area of the positioning rod 31, and the rotating rod 34 penetrates through the side wall of the stop plate 32 and is rotationally connected with the end part of the positioning rod 31.
Each rotating rod 34 is provided with a lifting groove 341, the lifting grooves 341 are located on the middle rod wall of the rotating rod 34, and in this embodiment, 2 lifting grooves 341 are symmetrically arranged along the length direction of the rotating rod 34. Each rotating rod 34 is provided with 2 positioning clamping strips 343, the positioning clamping strips 343 are in one-to-one correspondence with the lifting grooves 341, the positioning clamping strips 343 are located in the lifting grooves 341, each lifting groove 341 is provided with a plurality of return springs 342, the return springs 342 are equidistantly arranged along the length direction of the lifting groove 341, one end of each return spring 342 is fixedly connected with the bottom of the lifting groove 341, and the other end of each return spring 342 is fixedly connected with the side wall of the adjacent positioning clamping strip 343. Each positioning clip 343 has a concave angle at each end along its length, and the concave angle is set towards the corresponding lifting slot 341.
Referring to fig. 1 and 2, each guide mechanism 5 includes a rotation motor 51, a turning lever 52, a plurality of guide rollers 54, and a plurality of limiting plates 53, the rotation motor 51 is fixed on the corresponding second mounting plate 22, the rotation shaft of the rotation motor 51 is disposed along the width direction of the base 1, the turning lever 52 is disposed along the width direction of the base 1, and the turning lever 52 is fixedly connected with the rotation shaft end of the rotation motor 51. The limiting plates 53 are perpendicular to the turning rods 52, and the limiting plates 53 are located on the same side of the turning rods 52 and are arranged in the same direction. The turning rods 52 penetrate through the same side ends of the corresponding limiting plates 53 and are fixed with the same, and the limiting plates 53 are equidistantly arranged along the length direction of the corresponding turning rods 52.
The guide rollers 54 are rotatably connected between the limiting plates 53 through roller shafts, are positioned at one ends of the limiting plates 53 far away from the turning rods 52, and are abutted against the roller surfaces of the guide rollers 54 through carbon fiber yarn bundles between the limiting plates 53.
Referring to fig. 3 and 4, each winding mechanism 3 further includes a start switch 33, the start switch 33 is sleeved with a rotating rod 34 and is mounted on a side wall of the baffle plate 32, in this embodiment, the start switch 33 may be a push-down trigger switch, the start switch 33 is electrically connected to the rotating motor 51, when the start switch 33 is pushed down, the limiting plates 53 are all arranged along the length of the base 1 and towards the output end of the carbon fiber yarn bundle, and when the start switch 33 is in the push-down trigger state, the rotating motor 51 drives the turning rod 52 to drive each of the limiting plates 53 to turn to a vertical state.
Referring to fig. 3, 4 and 5, the bobbin 4 is composed of a cylindrical body 41 and a carbon fiber yarn package 42, the cylindrical body 41 is of a hollow structure, and the carbon fiber yarn package 42 is preset on an outer wall of the cylindrical body 41 for outputting carbon fiber yarn bundles to a knitting apparatus. The inner wall of the cylinder body 41 is provided with positioning clamping grooves 412, the positioning clamping grooves 412 are symmetrically arranged along the axis of the cylinder body in a symmetrical axis, and the positioning clamping grooves 412 are in one-to-one correspondence with the positioning clamping strips 343. When the yarn drum 4 is required to be mounted on the winding roller mechanism 3, the inner wall of the drum body 41 firstly presses down the concave angle of the positioning clamping strip 343 to force the positioning clamping strip 343 to press the reset spring 342 and gradually descend into the lifting groove 341, and as the drum body 41 is gradually sleeved on the rotating rod 34, the positioning clamping strip 343 immersed in the lifting groove 341 moves to the positioning clamping groove 412, the reset spring 342 resets to enable the positioning clamping strip 343 to ascend until being clamped and embedded with the positioning clamping groove 412; when the yarn bobbin 4 needs to be dismounted on the winding roller mechanism 3, as the bobbin body 41 is pulled away on the rotating rod 34, the inner wall of the positioning clamping groove 412 firstly presses down the concave angle of the positioning clamping bar 343, so that the positioning clamping bar 343 is forced to press the reset spring 342 and gradually descend into the lifting groove 341, and when the bobbin body 41 leaves the rotating rod 34 where the positioning clamping bar 343 is located, the reset spring 342 resets and drives the positioning clamping bar 343 to ascend from the lifting groove 341 to reset.
Wherein, the end of the cylinder body 41 facing the positioning rod 31 is provided with a switch slot 411, the position of the switch slot 411 corresponds to the starting switch 33, and the depth of the switch slot 411 is smaller than the height of the starting switch 33. When the barrel body 41 is mounted on the rotating rod 34 and gradually abuts against the striker plate 32, the start switch 33 gradually enters the switch slot 411, and after the start switch 33 completely enters the switch slot 411, the barrel body 41 presses down the start switch 33 and triggers the start switch 33 along with the continuous mounting of the yarn barrel 4, and at this time, the rotating motor 51 drives the turning rod 52 to drive each limiting plate 53 to rotate to the vertical direction. The carbon fiber yarn bundles can pass through the limiting plates 53 at the required positions and are abutted against the roller surfaces of the corresponding guide rollers 54. When the yarn drum 4 is detached from the rotating rod 34, the starting switch 33 is reset, and the rotating motor 51 drives the turning rod 52 to drive the limiting plates 53 to rotate and reset.
Referring to fig. 2 and 3, the end of each rotating rod 34 is symmetrically grooved along the length direction, the grooved port of the end of each rotating rod 34 is fixed with a positioning elastic piece 344, the positioning elastic pieces 344 tilt towards the direction of the positioning rod 31, and the projection of the connecting line of the relative distance between the positioning elastic pieces 344 and the connecting line of the relative distance between the positioning clamping strips 343 on the rotating rod 34 on the vertical plane form an included angle, in this embodiment, the projection of the connecting line of the relative distance between the positioning elastic pieces 344 and the projection of the connecting line of the relative distance between the positioning clamping strips 343 on the rotating rod 34 on the vertical plane are mutually perpendicular.
When the yarn bobbin 4 is required to be mounted on the winding roller mechanism 3, an operator firstly presses down the positioning elastic sheet 344 to enable the positioning elastic sheet 344 to be immersed into a slot at the end part of the rotating rod 34, after the barrel body 41 is completely mounted on the rotating rod 34, the positioning elastic sheet 344 automatically resets and abuts against the end surface of the barrel body 41 which is close to the positioning elastic sheet 344, and at the moment, the stop plate 32 and the positioning elastic sheet 344 form clamping protection on the barrel body 41 and force the starting switch 33 to be in a pressing triggering state all the time; when the yarn drum 4 needs to be disassembled on the winding roller mechanism 3, an operator firstly presses the positioning elastic sheet 344 down to enable the positioning elastic sheet to be immersed into the end slot of the rotating rod 34, and then gradually withdraws from the drum body 41.
Referring to fig. 1, 2 and 6, the base 1 is a bar-like cubic structure, and only 4 positioning mechanisms 6 are shown as illustrations in the present embodiment, the positioning mechanisms 6 being provided at four corners of the lower side wall of the base 1. Each positioning mechanism 6 includes a universal wheel 61, a plurality of hydraulic rods 62 and a plurality of positioning pads 63, and in this embodiment, only 1 universal wheel 61, 2 hydraulic rods 62 and 2 positioning pads 63 are shown in each positioning mechanism 6 as an illustration. Wherein, the hydraulic stem 62 all sets up along vertical direction, location backing plate 63 all sets up along the horizontal direction, universal wheel 61 fixed mounting is in base 1 lower part, hydraulic stem 62 is along the length trend of base 1 with universal wheel 61 clamp, hydraulic stem 62 upper end and base 1 lower part lateral wall fixed connection, location backing plate 63 and hydraulic stem 62 one-to-one, and the upper portion lateral wall center of location backing plate 63 and hydraulic stem 62 lower extreme fixed connection, the slipmat is all installed to every location backing plate 63 lower part for when the fine creel location installation of carbon fiber exhibition yarn in the carbon fiber prepreg preparation, increase its friction at the horizontal direction.
The frame 2 is further provided with a push-pull handle 23, the push-pull handle 23 is located in the middle of the vertical frame body of the frame 2 far away from the carbon fiber output end, and the push-pull handle 23 is symmetrically arranged on two sides of the vertical frame body of the frame 2 along the width trend of the base 1. The push-pull handle 23 is provided with a switch, and the switch on the push-pull handle 23 is electrically connected with each hydraulic rod 62 and is used for driving each hydraulic rod 62 to work cooperatively. When the carbon fiber yarn spreading fiber creel in the preparation of the carbon fiber prepreg needs to move, an operator triggers a switch of the push-pull handle 23, so that the hydraulic rod 62 simultaneously drives the positioning base plate 63 to ascend, and after the universal wheel 61 contacts the ground, the whole equipment slides and moves on the ground under the action of the universal wheel 61 by pulling or pushing the push-pull handle 23; meanwhile, when the whole equipment needs to be placed, an operator triggers the switch of the push-pull handle 23, so that the hydraulic rod 62 drives the positioning base plate 63 to descend until the positioning base plate is abutted against the ground, and the whole equipment cannot slide on the ground.
The implementation principle of the carbon fiber yarn spreading fiber creel in the preparation of the carbon fiber prepreg provided by the embodiment of the application is as follows: when the carbon fiber yarn bundle needs to be subjected to yarn spreading operation, an operator firstly operates the positioning mechanism 6 through the push-pull handle 23 to integrally position the equipment to the input end of the knitting equipment, and after a required number of yarn barrels 4 are sequentially arranged on the winding roller mechanisms 3, each yarn barrel 4 is arranged on the corresponding winding roller mechanism 3, and the corresponding guiding mechanism 5 is turned over due to the triggering of the starting switch 33, so that the subsequent yarn spreading operation can be performed.
Those of ordinary skill in the art will appreciate that: the foregoing description is only a preferred embodiment of the present application, and the present application is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present application has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (8)
1. The carbon fiber yarn spreading fiber creel in the preparation of the carbon fiber prepreg is characterized in that: comprising
A base (1);
the frame (2), the said frame (2) is installed on said base (1), install the first mounting plate (21) and second mounting plate (22) in the said frame (2);
wherein one second mounting plate (22) and one first mounting plate (21) are a group, and a plurality of groups are equidistantly arranged in the frame (2);
the roller winding mechanisms (3) are symmetrically arranged on each first mounting plate (21), and are equidistantly arranged along the length direction of the first mounting plates (21);
the roller winding mechanism (3) comprises a positioning rod (31) and a rotating rod (34), wherein the positioning rod (31) is fixed on the first mounting plate (21), the rotating rod (34) is rotationally connected to the positioning rod (31), a lifting groove (341) is formed in the rotating rod (34), a reset spring (342) and a positioning clamping strip (343) are arranged on the rotating rod (34), the positioning clamping strip (343) is partially installed in the lifting groove (341), the reset spring (342) is located between the lifting groove (341) and the positioning clamping strip (343), one end of the reset spring is fixed to the bottom of the lifting groove (341), the other end of the reset spring is fixed to the positioning clamping strip (343), and concave angles are formed in two ends of the positioning clamping strip (343);
a yarn drum (4), the yarn drum (4) being mounted on the rotating rod (34) for conveying carbon fiber yarn bundles to a braiding apparatus;
the yarn cylinder (4) consists of a cylinder body (41) and a carbon fiber yarn roll (42), the carbon fiber yarn roll (42) is installed on the cylinder body (41), a positioning clamping groove (412) is formed in the inner wall of the cylinder body (41), when the yarn cylinder (4) is installed on the rotating rod (34), the inner wall of the cylinder body (41) presses down a concave angle of the positioning clamping strip (343), forces the positioning clamping strip (343) to press the reset spring (342) and gradually descends into the lifting groove (341), until the positioning clamping strip (343) moves to the positioning clamping groove (412), and the reset spring (342) resets to enable the positioning clamping strip (343) to be clamped with the positioning clamping groove (412);
the guide mechanisms (5) are symmetrically arranged on each second mounting plate (22), correspond to the winding roller mechanisms (3) one by one, are arranged along the length direction of the first mounting plates (21) at equal intervals, and are used for guiding yarn bundles transmitted by the yarn barrels (4).
2. The carbon fiber yarn spreading creel in the preparation of carbon fiber prepregs according to claim 1, wherein: the winding roller mechanism (3) further comprises a stop plate (32), the stop plate (32) is fixed on the positioning rod (31), the rotating rod (34) penetrates through the center of the stop plate (32) and then is rotationally connected with the positioning rod (31), and the stop plate (32) is used for limiting the yarn cylinder (4) to move towards the positioning rod (31).
3. The carbon fiber yarn spreading creel in the preparation of carbon fiber prepregs according to claim 2, wherein: the yarn barrel comprises a yarn barrel (4) and is characterized in that the end part of the rotating rod (34) is grooved, a positioning elastic piece (344) is further arranged at the grooved part of the end part of the rotating rod (34), the positioning elastic piece (344) faces the positioning rod (31) and is tilted, the positioning elastic piece (344) and the projection of the positioning clamping strip (343) on the vertical surface form an included angle, and the positioning elastic piece (344) is used for clamping and protecting the yarn barrel (4) arranged on the rotating rod (34).
4. A carbon fiber yarn spreading creel in the preparation of carbon fiber prepregs according to claim 3, wherein: the guide mechanism (5) comprises a rotating motor (51), a turnover rod (52) and a plurality of limiting plates (53), wherein the rotating motor (51) is fixed on the second mounting plate (22), the turnover rod (52) is fixedly connected with a rotating shaft of the rotating motor (51), the turnover rod (52) respectively penetrates through the end parts of the limiting plates (53) and is fixed with the end parts, and the limiting plates (53) are all arranged along the same trend and are equidistantly arranged along the length trend of the turnover rod (52);
the utility model provides a yarn bobbin, including barrel body (41), stop plate (32) are installed on, start switch (33) with rotate motor (51) electricity and link, switch slot (411) are seted up to barrel body (41) one end, switch slot (411) degree of depth is less than start switch (33) height, work as yarn bobbin (4) are installed dwang (34) and with stop plate (32) butt time, start switch (33) get into in switch slot (411), barrel body (41) are pushed down start switch (33), rotate motor (51) drive each stop plate (53) rotate to vertical direction, carbon fiber yarn bundle is passed between by required stop plate (53), work as yarn bobbin (4) dismantlement time, start switch (33) reset, guiding mechanism (5) reset.
5. The carbon fiber yarn spreading creel for preparing carbon fiber prepregs according to claim 4, wherein: guide rollers (54) are arranged between the limiting plates (53), the guide rollers (54) rotate through roller shafts, and carbon fiber yarn bundles passing through the space between the limiting plates (53) are abutted to the roller surfaces of the guide rollers (54).
6. The carbon fiber yarn spreading creel in the preparation of carbon fiber prepregs according to claim 1, wherein: the positioning mechanism (6) is arranged on the base station (1), the positioning mechanisms (6) are respectively positioned at four corners of the base station (1), each positioning mechanism (6) comprises a universal wheel (61), a hydraulic rod (62) and a positioning base plate (63), the universal wheels (61) and the hydraulic rods (62) are fixed on the base station (1), the hydraulic rods (62) clamp the universal wheels (61), the positioning base plates (63) are in one-to-one correspondence with the hydraulic rods (62), and the positioning base plates (63) are arranged at the end parts of the hydraulic rods (62);
when the carbon fiber yarn spreading creel in the preparation of the carbon fiber prepreg needs to move, the hydraulic rod (62) drives the positioning backing plate (63) to ascend, so that the universal wheel (61) contacts the ground; when the carbon fiber yarn spreading fiber creel in the preparation of the carbon fiber prepreg needs to be positioned, the hydraulic rod (62) drives the positioning backing plate (63) to descend until the positioning backing plate is abutted against the ground, and the universal wheel (61) is far away from the ground.
7. The carbon fiber yarn spreading creel in the preparation of carbon fiber prepreg according to claim 6, wherein: the frame (2) is also provided with a push-pull handle (23), the push-pull handle (23) is provided with a switch electrically connected with the positioning mechanism (6), and the push-pull handle (23) is used for pushing and pulling the carbon fiber yarn spreading creel in the preparation of the carbon fiber prepreg to displace when the carbon fiber yarn spreading creel needs to move.
8. The carbon fiber yarn spreading creel in the preparation of carbon fiber prepreg according to claim 7, wherein: and each positioning backing plate (63) is provided with an anti-slip pad for preventing the carbon fiber yarn spreading creel from sliding when the carbon fiber yarn spreading creel in the preparation of the carbon fiber prepreg is positioned and installed.
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| CN202311369238.7A CN117104985B (en) | 2023-10-23 | 2023-10-23 | Carbon fiber yarn spreading fiber creel in carbon fiber prepreg preparation |
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| CN117104985B (en) | 2024-01-09 |
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