CN114314140A - Splitting machine and splitting method for carbon fiber prepreg - Google Patents
Splitting machine and splitting method for carbon fiber prepreg Download PDFInfo
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- CN114314140A CN114314140A CN202111647588.6A CN202111647588A CN114314140A CN 114314140 A CN114314140 A CN 114314140A CN 202111647588 A CN202111647588 A CN 202111647588A CN 114314140 A CN114314140 A CN 114314140A
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- carbon fiber
- fiber prepreg
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Abstract
The invention discloses a carbon fiber prepreg splitting machine which comprises an unreeling device, a visual detection device, a splitting device, a transmission device and a PLC control system. The invention also discloses a carbon fiber prepreg slitting method using the carbon fiber prepreg slitting machine, which can detect the quality of the carbon fiber prepreg before slitting, then slit the carbon fiber prepreg into prepreg tapes with different qualities, and independently wind the prepreg tapes, thereby effectively distinguishing defective prepreg tapes from non-defective prepreg tapes.
Description
Technical Field
The invention relates to the field of cutting of carbon fiber prepreg, in particular to a splitting machine and a splitting method of the carbon fiber prepreg.
Background
In recent years, in the field of composite materials, carbon fibers are more and more widely applied, and different requirements are imposed on the width of a prepreg of the carbon fibers according to different use scenes, so that the carbon fiber prepreg needs to be cut by a splitting machine.
A splitting machine in the prior art comprises a scale and a sliding block which is connected with the scale in a sliding mode, wherein the sliding block is sleeved on the outer side of the scale, a tightening rod which is connected with the scale in a threaded mode is arranged at the upper portion of the sliding block in a sleeved mode, the end portion of the tightening rod abuts against the scale, a fixing sleeve is arranged at the bottom of the sliding block sleeve, a groove body is arranged inside the fixing sleeve, the bottom of the groove body is an opening, a movably adjustable cutter is arranged in the groove body, the cutter is fixed on the side face of the fixing sleeve through a bolt, and the cutter penetrates through the fiber prepreg and the edge portion of the cutter is used for cutting the fiber prepreg.
Also for example, the splitting machine disclosed in chinese patent No. CN213387076U includes: the unwinding mechanism is used for releasing the base material; the cutting mechanism is arranged at the downstream of the unwinding mechanism and is used for cutting the base material into a plurality of small strips; the winding mechanism is arranged at the downstream of the splitting mechanism and used for winding the small strips; the tension control mechanism is arranged at the downstream of the slitting mechanism and the upstream of the winding mechanism and is used for regulating and controlling the tension of the small strip tape; the tension control mechanism includes: the driving rollers are arranged at the downstream of the splitting mechanism; the tension roller is arranged at the downstream of the driving roller and used for detecting the tension on the small strips; the plurality of driven rollers are arranged at the downstream of the tension roller, and the small strips enter the driven rollers after winding the tension roller, and finally enter the winding mechanism after being guided by the driven rollers; the cut small strips pass through a plurality of driving rollers, and the driving rollers draw the small strips to move towards the tension roller through autorotation; after the tension roller detects the tension on the small strip, the tension roller feeds back to the winding mechanism and the driving roller so that the winding mechanism controls the winding speed and further regulates and controls the tension on the small strip.
Although the cutting device/cutting machine that above-mentioned patent application provided can cut carbon fiber prepreg, at the in-process of cutting, the cutting device/cutting machine that above-mentioned patent provided can't detect the quality of carbon fiber prepreg, or can lead to having obvious defect on the carbon fiber prepreg after the cutting, is applied to space flight, military industry field's present gradually at carbon fiber prepreg, can detect the quality of carbon fiber prepreg when cutting carbon fiber prepreg and seem especially important.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the carbon fiber prepreg splitting machine, which can carry out quality detection on carbon fiber prepregs with different surface qualities before splitting through the rewinding device, the visual detection device and the transmission device, and then carry out splitting independently after splitting.
The utility model provides a carbon fiber prepreg cutting machine, is equipped with unwinding device in proper order, cuts device and a plurality of coiling mechanism, still is equipped with:
the visual detection device is used for detecting the surface quality data of the carbon fiber prepreg, and recording and outputting the data;
the PLC control system is used for receiving the data of the surface quality of the carbon fiber prepreg output by the visual detection device and designing a cutting scheme according to the received data, and the PLC control system controls the cutting device to cut the carbon fiber prepreg into prepreg tapes with different surface qualities;
and the transmission device is used for transmitting the carbon fiber prepreg and dispersedly transmitting the prepreg tapes with different surface qualities to different winding devices for winding.
Concretely, utilize visual detection device to detect out the information of flaw location on the carbon fiber preimpregnation material and transmit to PLC control system, then PLC control system then accessible design is cut and is divided the case, effectual position with the flaw carries out reasonable the evasion, then with the prepreg tape of flaw and the prepreg tape mark rolling of flaw, according to the scheme of cutting of PLC control system design, can judge rapidly that the rolling has the position of the coiling mechanism of flaw prepreg tape, collect respectively with the prepreg tape of flaw can.
In addition, the placing device also comprises a magnetic powder brake for increasing the surface tension of the carbon fiber prepreg.
Preferably, the visual inspection device comprises a visual inspection platform, a visual detector used for detecting and recording the surface defects of the carbon fiber prepreg is arranged above the visual inspection platform, and the surface of the carbon fiber prepreg passes through the visual inspection platform.
Preferably, the system further comprises a rewinding device arranged at the downstream of the visual detection device and used for receiving and winding the carbon fiber prepreg subjected to quality detection; the rewinding device further comprises a rewinding deviation rectifier for adjusting the winding angle and position of the carbon fiber prepreg.
Specifically, the rewinding device rolls the carbon fiber prepreg subjected to quality detection again, cuts the carbon fiber prepreg subjected to quality detection in the radial direction on the next step conveniently, and the rewinding deviation rectifier can ensure that the carbon fiber prepreg is rolled neatly and flatly.
Preferably, the conveying device comprises a conveying roller for conveying the carbon fiber prepreg, a tension control roller for improving the tension of the carbon fiber during conveying, and a shunting roller for dispersing the prepreg tape to each winding device.
Preferably, it unreels the rectifier to be equipped with between cutting device and the visual detection device, unreel the rectifier and be used for adjusting the carbon fiber prepreg and carry and unreel the rectifier that advances the position of cutting the device, just PLC control system control unreels the rectifier's position.
Specifically, the PLC control system controls the position of the unwinding deviation corrector according to the cutting scheme, and the unwinding deviation corrector is utilized to adjust the transmission direction of the carbon fiber prepreg, so that the cutting device can accurately cut the carbon fiber prepreg according to the cutting scheme.
Preferably, a transmission clamping roller is arranged between the unreeling deviation corrector and the visual detection device, and the transmission clamping roller is used for stabilizing the transmission angle and position of the carbon fiber prepreg after being adjusted by the unreeling deviation corrector.
Preferably, the slitting device comprises a first slitting knife set and a second slitting knife set which are arranged oppositely; the cutting directions of the first sub-cutter group and the second sub-cutter group are vertical to the transmission direction of the carbon fiber prepreg;
the first sub-cutter set and the second sub-cutter set respectively comprise cutters with various sizes.
Specifically, when the cutting knife is a hob, the axial direction of the cutting knife is parallel to the conveying direction of the prepreg; the cutting knife sets with different widths are replaced, so that the slitting machine can slit the prepreg into products with various expected widths;
and the slitting device comprises a driving mechanism and a transmission mechanism, so that the cutting speed of the cutting knife can be synchronously adjusted according to the transmission speed of the carbon fiber prepreg, and the slitting efficiency and precision are higher.
Preferably, the winding device further comprises a winding tension control device for adjusting the surface tension of the prepreg tape; and the PLC control system controls the tension adjusting strength of the winding tension control device.
Specifically, the PLC control system is used for controlling the winding tension control device, so that the surface tension of carbon fiber prepreg tapes wound on different winding devices can be guaranteed to be equal.
Preferably, the device also comprises a first frame and a second frame, wherein the unwinding device, the rewinding device, the visual detection device, the slitting device, the transmission device and the PLC control system are arranged on the first frame, and the plurality of winding devices are arranged in the second frame; the first frame and the second frame are detachably connected.
Specifically, under this kind of structure, when needing to sort the prepreg tape, unpack second frame and first frame apart and can conveniently sort the prepreg tape more.
The invention also provides a cutting method of the carbon fiber prepreg, which can detect the quality of the carbon fiber prepreg before cutting, then cut the carbon fiber prepreg into prepreg tapes with different qualities, and independently wind the prepreg tapes, thereby achieving the purpose of effectively distinguishing defective prepreg tapes from non-defective prepreg tapes.
A slitting method of carbon fiber prepreg adopts the carbon fiber prepreg slitting machine, and comprises the following steps:
the unreeling device outputs the carbon fiber prepreg, the transmission device transmits the carbon fiber prepreg to the visual detection device, and the visual detection device detects the surface quality of the carbon fiber prepreg, records data and transmits the data to the PLC control system; after receiving the detection information of the visual detection device, the PLC control system formulates a slitting scheme;
putting the carbon fiber prepreg subjected to quality detection into the unwinding device again, outputting the carbon fiber prepreg by the unwinding device, inputting the carbon fiber prepreg into the slitting device by the transmission device, and controlling the slitting device by the PLC control system to slit the carbon fiber prepreg subjected to quality detection into prepreg tapes according to a slitting scheme;
the shunting roller shunts the prepreg tape after cutting and transmits the prepreg tape to each winding device, and the winding devices respectively wind the prepreg tapes with different qualities.
Preferably, the PLC control system can judge the direction of the wound prepreg tape with the flaw according to the slitting scheme, and sorts the prepreg tape according to the data of the PLC control system.
Compared with the prior art, the invention has the advantages that:
before cutting carbon fiber prepreg, utilize visual detection device to detect the surface quality of carbon fiber prepreg in advance, cut the scheme according to the reasonable design of testing result PLC control system, cut carbon fiber prepreg according to cutting the scheme and can effectually distinguish flawed prepreg tape and flawless prepreg tape, the user can design different schemes of cutting according to the quality requirement of difference, improves production efficiency.
Drawings
Fig. 1 is a schematic view of a carbon fiber prepreg splitting machine provided by the invention.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1, a carbon fiber prepreg splitting machine includes:
the unreeling device 10 is used for placing and outputting carbon fiber prepreg;
the cutting device 40 is arranged at the downstream of the visual detection device 30 and is used for cutting the carbon fiber prepreg into prepreg tapes;
the plurality of winding devices 70 are used for winding the prepreg tapes;
the visual detection device 30 is used for detecting the surface quality data of the carbon fiber prepreg, and recording and outputting the data;
the PLC control system 60 is used for receiving the data of the surface quality of the carbon fiber prepreg output by the visual detection device 30 and designing a cutting scheme according to the received data, and the PLC control system 60 controls the cutting device 40 to cut the carbon fiber prepreg into prepreg tapes with different surface qualities;
and the transmission device is used for transmitting the carbon fiber prepreg and dispersedly transmitting the prepreg tapes with different surface qualities to different winding devices 70 for winding.
Utilize visual detection device 30 to detect out the information of the flaw location on the carbon fiber prepreg and transmit to PLC control system 60, then PLC control system 60 then the accessible design is cut and is divided the case, effectual position with the flaw carries out reasonable avoidance, then separate mark rolling with the prepreg tape of flaw and the prepreg tape of flaw free, according to the scheme of cutting that PLC control system 60 designed, can judge rapidly that the rolling has the position of the coiling mechanism 70 of flaw prepreg tape, collect respectively with the prepreg tape of flaw can.
The visual inspection device 30 comprises a visual inspection platform 31, a visual detector 32 for detecting and recording the surface defects of the carbon fiber prepreg is arranged above the visual inspection platform 31, and the surface of the carbon fiber prepreg passes through the upper surface of the visual inspection platform 31.
The device also comprises a rewinding device 20 arranged at the downstream of the visual detection device 30 and used for receiving and rewinding the carbon fiber prepreg subjected to quality detection; the rewinding device 20 further includes a rewinding and deviation rectifying device 21 for adjusting the winding angle and position of the carbon fiber prepreg.
The rewinding device 20 winds the carbon fiber prepreg subjected to quality detection again to facilitate radial next-step cutting of the carbon fiber prepreg subjected to quality detection, and the rewinding deviation rectifier 21 can ensure that the carbon fiber prepreg is wound neatly and flatly.
The transfer device includes a transfer roller 52 for transferring the carbon fiber prepreg, a tension control roller 53 for increasing the tension of the carbon fibers being transferred, and a distribution roller 54 for distributing the prepreg tape to the respective winding devices 70.
It unreels rectifying device 11 to be equipped with between device 40 and the visual inspection device 30 to cut, it is used for adjusting the position that carbon fiber prepreg transported into device 40 just to unreel rectifying device 11 just to unreel rectifying device's 11 position to unreel rectifying device 11 control to unreel rectifying device 11.
The PLC control system 60 controls the position of the unwinding deviation rectifier 11 according to the cutting scheme, and adjusts the transmission direction of the carbon fiber prepreg by using the unwinding deviation rectifier 11, so that the cutting device 40 can accurately cut the carbon fiber prepreg according to the cutting scheme.
A transmission clamping roller 51 is arranged between the unreeling deviation corrector 11 and the visual detection device 30, and the transmission clamping roller 51 is used for stabilizing the transmission angle and position of the carbon fiber prepreg after being adjusted by the unreeling deviation corrector 11.
The cutting device 40 comprises a first cutting knife group 41 and a second cutting knife group 42 which are arranged oppositely; the cutting direction of the first sub-cutter group 41 and the second sub-cutter group 42 is perpendicular to the transmission direction of the carbon fiber prepreg;
the first sub-cutter set 41 and the second sub-cutter set 42 each include cutters of various sizes.
The cutting machine can cut the prepreg into products with various expected widths by replacing cutting knives with different widths;
and the slitting device 40 comprises a driving mechanism and a transmission mechanism, so that the cutting speed of the cutting knife can be synchronously adjusted according to the transmission speed of the carbon fiber prepreg, and the slitting efficiency and precision are higher.
The unreeling device 10 further comprises a magnetic powder brake for increasing the surface tension of the carbon fiber prepreg.
The winding device 70 further comprises a winding tension control device 71 used for adjusting the surface tension of the prepreg tape, and the PLC control system 60 controls the tension adjustment strength of the winding tension control device 71.
The winding tension control device 71 is controlled by the PLC control system 60, so that the surface tensions of the prepreg tapes wound on different winding devices 70 can be guaranteed to be equal.
The unwinding device 10, the rewinding device 20, the visual detection device 30, the slitting device 40, the transmission device and the PLC control system 60 are arranged on the first rack 81, and the plurality of winding devices 70 are arranged in the second rack 82; the first frame 81 and the second frame 82 are detachably connected.
Under this kind of structure, when needing to sort the prepreg tape, unpack second frame 82 and first frame 81 apart and can more conveniently sort the prepreg tape.
A slitting method of carbon fiber prepregs adopts the carbon fiber prepreg slitting machine, and comprises the following steps:
the unreeling device 10 outputs the carbon fiber prepreg, and then the transmission device transmits the carbon fiber prepreg to the visual detection device 30, and the visual detection device 30 detects the surface quality of the carbon fiber prepreg, records data, and transmits the data to the PLC control system 60;
then, the transmission device transmits the carbon fiber prepreg subjected to the quality detection to the rewinding device 20, the rewinding device 20 winds the carbon fiber prepreg subjected to the quality detection, and then the wound carbon fiber prepreg is placed in the unwinding device 10 again;
after receiving the detection information of the visual detection device 30, the PLC control system 60 formulates a slitting scheme, and controls the unwinding device 10, the rewinding device 20, the slitting device 40, and the transmission device to move to a suitable position or angle;
after the devices move to proper positions or angles, the unreeling device 10 outputs the carbon fiber prepreg subjected to quality detection, the transmission device inputs the carbon fiber prepreg into the slitting device 40, and the PLC control system 60 controls the slitting device 40 to divide the carbon fiber prepreg subjected to quality detection into prepreg tapes according to a slitting scheme;
the shunting roller 54 shunts each prepreg tape and transmits the prepreg tape to each winding device 70, and the winding devices 70 respectively wind prepreg tapes with different qualities;
in addition, the PLC control system 60 can judge the winding direction of the defective prepreg tape according to the slitting scheme, and separate and sort the prepreg tapes with different qualities according to the data of the PLC control system 60.
Claims (10)
1. The utility model provides a carbon fiber prepreg cutting machine, is equipped with unwinding device in proper order, cuts device and a plurality of coiling mechanism, its characterized in that still is equipped with:
the visual detection device is used for detecting the surface quality data of the carbon fiber prepreg, and recording and outputting the data;
the PLC control system is used for receiving the data of the surface quality of the carbon fiber prepreg output by the visual detection device and designing a cutting scheme according to the received data, and the PLC control system controls the cutting device to cut the carbon fiber prepreg into prepreg tapes with different surface qualities;
and the transmission device is used for transmitting the carbon fiber prepreg and dispersedly transmitting the prepreg tapes with different surface qualities to different winding devices for winding.
2. The carbon fiber prepreg splitting machine according to claim 1, wherein the visual inspection device comprises a visual inspection platform, a visual detector for detecting and recording surface defects of the carbon fiber prepreg is arranged above the visual inspection platform, and the surface of the carbon fiber prepreg passes through the visual inspection platform.
3. The carbon fiber prepreg splitting machine according to claim 1, further comprising a rewinding device arranged downstream of the visual inspection device and configured to receive and wind the quality-inspected carbon fiber prepreg; the rewinding device further comprises a rewinding deviation rectifier for adjusting the winding angle and position of the carbon fiber prepreg.
4. The carbon fiber prepreg splitting machine according to claim 1, wherein the conveying device comprises a conveying roller for conveying the carbon fiber prepreg, a tension control roller for increasing the tension of the carbon fibers in the conveying, and a distribution roller for distributing the prepreg tape to each winding device.
5. The carbon fiber prepreg splitting machine according to claim 1, wherein an unwinding deviation corrector is arranged between the splitting device and the visual detection device, the unwinding deviation corrector is used for adjusting the position of the carbon fiber prepreg conveyed into the splitting device, and the PLC control system controls and adjusts the position of the unwinding deviation corrector.
6. The carbon fiber prepreg splitting machine according to claim 5, wherein a transmission clamping roller is arranged between the unwinding deviation corrector and the visual detection device, and the transmission clamping roller is used for stabilizing the transmission angle of the carbon fiber prepreg after being adjusted by the unwinding deviation corrector.
7. The carbon fiber prepreg splitting machine according to claim 1, wherein the splitting device comprises a first splitting cutter group and a second splitting cutter group which are arranged oppositely; the cutting directions of the first sub-cutter group and the second sub-cutter group are vertical to the transmission direction of the carbon fiber prepreg;
the first sub-cutter set and the second sub-cutter set respectively comprise cutters with various sizes.
8. The carbon fiber prepreg splitting machine according to claim 1, wherein the winding device further comprises a winding tension control device for adjusting the surface tension of the prepreg tape, and the PLC control system controls the tension adjustment strength of the winding tension control device.
9. The carbon fiber prepreg splitting machine according to claim 1, further comprising a first frame and a second frame, wherein the unwinding device, the rewinding device, the visual detection device, the slitting device, the transmission device and the PLC control system are arranged on the first frame, and the plurality of winding devices are arranged in the second frame; the first frame and the second frame are detachably connected.
10. A method for slitting a carbon fiber prepreg, which is characterized by using the carbon fiber prepreg slitting machine according to any one of claims 1 to 9, the method comprising the steps of:
the unreeling device outputs the carbon fiber prepreg, the transmission device transmits the carbon fiber prepreg to the visual detection device, and the visual detection device detects the surface quality of the carbon fiber prepreg, records data and transmits the data to the PLC control system;
after receiving the detection information of the visual detection device, the PLC control system formulates a slitting scheme;
putting the carbon fiber prepreg subjected to quality detection into the unwinding device again, outputting the carbon fiber prepreg by the winding device, inputting the carbon fiber prepreg into the slitting device by the transmission device, and controlling the slitting device by the PLC control system to slit the carbon fiber prepreg subjected to quality detection into prepreg tapes with different qualities according to a slitting scheme;
the transmission device divides the cut prepreg tapes and transmits the divided prepreg tapes to each winding device, and each winding device winds the prepreg tapes with different qualities respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111647588.6A CN114314140A (en) | 2021-12-30 | 2021-12-30 | Splitting machine and splitting method for carbon fiber prepreg |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111647588.6A CN114314140A (en) | 2021-12-30 | 2021-12-30 | Splitting machine and splitting method for carbon fiber prepreg |
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| CN114314140A true CN114314140A (en) | 2022-04-12 |
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| CN202111647588.6A Pending CN114314140A (en) | 2021-12-30 | 2021-12-30 | Splitting machine and splitting method for carbon fiber prepreg |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003276919A (en) * | 2002-03-27 | 2003-10-02 | Nippon Paper Industries Co Ltd | Slitter edge inspection device and method for paper |
| CN105712121A (en) * | 2016-03-15 | 2016-06-29 | 东莞市凯进机械电子有限公司 | Li-ion battery separator slitting machine |
| CN109436879A (en) * | 2018-12-10 | 2019-03-08 | 广州市易鸿智能装备有限公司 | Banding machine |
| CN110550489A (en) * | 2019-09-05 | 2019-12-10 | 湖北烟草民意纸业有限公司 | Automatic handle cutting machine of defect material |
| CN111344241A (en) * | 2017-10-06 | 2020-06-26 | 意大利技术联盟有限责任公司 | Method and apparatus for producing logs of thin products |
-
2021
- 2021-12-30 CN CN202111647588.6A patent/CN114314140A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003276919A (en) * | 2002-03-27 | 2003-10-02 | Nippon Paper Industries Co Ltd | Slitter edge inspection device and method for paper |
| CN105712121A (en) * | 2016-03-15 | 2016-06-29 | 东莞市凯进机械电子有限公司 | Li-ion battery separator slitting machine |
| CN111344241A (en) * | 2017-10-06 | 2020-06-26 | 意大利技术联盟有限责任公司 | Method and apparatus for producing logs of thin products |
| CN109436879A (en) * | 2018-12-10 | 2019-03-08 | 广州市易鸿智能装备有限公司 | Banding machine |
| CN110550489A (en) * | 2019-09-05 | 2019-12-10 | 湖北烟草民意纸业有限公司 | Automatic handle cutting machine of defect material |
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