CN204594822U - A kind of use for laboratory carbon fiber cuts off analogue means - Google Patents
A kind of use for laboratory carbon fiber cuts off analogue means Download PDFInfo
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- CN204594822U CN204594822U CN201520195239.9U CN201520195239U CN204594822U CN 204594822 U CN204594822 U CN 204594822U CN 201520195239 U CN201520195239 U CN 201520195239U CN 204594822 U CN204594822 U CN 204594822U
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Abstract
The utility model discloses a kind of use for laboratory carbon fiber and cut off analogue means, comprise successively along carbon fiber throughput direction: spindle, 3rd godet roller, second godet roller, tension force member of imparting, first godet roller, tensiometer, cut off platform, described 3rd godet roller, between second godet roller and cut off the discharge end of platform and be provided with clamping part, described cut-out platform comprises micro-displacement platform, pressure transducer, insert clamp, blade, polyurethane rubber cushion, described pressure transducer is fixed on the slip-on head of described micro-displacement platform, and connect charge amplifier successively by circuit, data acquisition unit and computer, described insert clamp is fixed on below described pressure transducer, described blade is fixed in insert clamp, described polyurethane rubber cushion is arranged at immediately below blade with being separated by certain interval, and be fixed on and state on the objective table of micro-displacement platform.The reasonable artificial actual of the utility model cuts off situation, and efficiency is high, and cost is low, and data accurately and reliably, operate steadily.
Description
Technical field
The utility model is that a kind of use for laboratory carbon fiber cuts off analogue means, specifically a kind of cut-out power real-time measurement apparatus that accurately can control carbon fiber cutting-off process fiber tension and cut off angle, cut-off velocity.
Background technology
A series of excellent properties such as it is high that carbon fiber and compound substance thereof have specific strength, and specific modulus is high, high temperature resistant, corrosion-resistant, conducts electricity very well, and heat transfer coefficient is little, the application of carbon fiber and compound substance thereof is in recent years very extensive;
Compared with filament carbon fibre, chopped carbon fiber can with stirring, to spray and the mode such as injection moulding is combined, the technique preparing compound substance is more simple, efficient and versatile and flexible.The production of chopped carbon fiber is fiber fragment continuous print carbon fibre tow being cut to millimeter or even micron dimension.Current carbon fiber is short to be cut, and mainly directly quotes the short incision technology of man-made fiber, even if in famous enterprise of the developed country of world lead level, still ubiquity chopped carbon fiber quality low (short cut that rate is low, tow disperse), tool wear is serious, production efficiency is low.Compared to traditional chemical fiber, carbon fiber belongs to random graphits structure, there is significant skin-core structure (core and epidermal structure inconsistent), a series of feature such as have high strength (theoretical 180GPa), high-modulus, wear-resisting, diameter is small, cuts through in journey short the feature showing and be different from traditional chemical fiber.
Cut out existing the problems referred to above for carbon fiber is short, need to carry out short experimental study chopping machine reason of cutting and shortly cut equipment and technology to improve.If directly test under production conditions, operation easier is large on the one hand, and change the dismounting of parameter frequent shutdown, affect production efficiency, cost is high, cannot obtain on the other hand and cut off power accurately, be unfavorable for the short further investigation cutting through journey.Therefore be badly in need of a kind of practical, reliable use for laboratory carbon fiber of design and cut off analogue means.No. 200810202239.1st, Chinese registered patent " experiment short fibre simulation device and method " is had in prior art.Disclose a kind of experiment short fibre simulation device in the prior art, as shown in Figure 3.This apparatus structure is simple, can the principle of cut-out of feasible simulation actual production staple fibre and process, but this utility model cannot provide in cutting-off process the concrete numerical value of the change of power of cutting off and fiber tension, the research of cut-out power is the important channel of research chopping machine reason, for support study dies tool wear, cut off efficiency and there is vital role, be conducive to instructing selecting and daily servicing of the short cutter of carbon fiber in actual production; Regulate fiber tension by tensioning frame in the prior art, larger fiber tension cannot be obtained.In actual production process, fiber tension is adjustable, and research fiber tension, on the short impact cutting through journey of carbon fiber, not only can provide guidance to high efficiency production, can also understand chopping machine reason further.
Utility model content
For the problems referred to above, the utility model provides use for laboratory carbon fiber in cut off analogue means, and this device can by accurately controlling carbon fiber cutting-off process fiber tension and the cutting-off process and the affecting parameters thereof that cut off angle, cut-off velocity studies carbon fiber.
The utility model for the adopted scheme that solves the problem is:
A kind of use for laboratory carbon fiber cuts off analogue means, comprise successively along carbon fiber throughput direction: spindle, 3rd godet roller, second godet roller, tension force member of imparting, first godet roller, tensiometer, cut off platform, described 3rd godet roller, between second godet roller and cut off the discharge end of platform and be provided with clamping part, described cut-out platform comprises and has X, Y, the micro-displacement platform of the adjustable feed system of Z tri-axle speed, pressure transducer, insert clamp, blade, polyurethane rubber cushion, described pressure transducer is fixed on the slip-on head of described micro-displacement platform, and connect charge amplifier successively by circuit, data acquisition unit and computer, described insert clamp is fixed on below described pressure transducer, described blade is fixed in insert clamp, described polyurethane rubber cushion is arranged at immediately below blade with being separated by certain interval, and be fixed on and state on the objective table of micro-displacement platform.
Carbon fiber is cut-off under the buffering of polyurethane rubber cushion, to simulate the cutting-off process of actual production.Insert clamp facilitates the replacing of different parameters blade, so that the research to different blade; Micro-displacement platform has the adjustable feed system of X, Y, Z tri-axle speed, can ensure that blade is with friction speed auto-feed, guarantees the accuracy of testing; Polyurethane rubber cushion is secured by bolts on the objective table of micro-displacement platform, is convenient to the replacing to different hardness polyurethane rubber cushion.
Further, described clamping part comprises plug-type quick-speed jigs, be fixed on rubber roll on plug-type quick-speed jigs pressure head and base plate, clamp and loosen convenient and swift, cost is low.
Further, described tension force member of imparting comprises swingable tension regulator, for stopping that tension regulator is near the backstay of carbon fiber, the gag lever post for preventing carbon fiber cut-out backward pull regulator from bumping against the first godet roller, backstay guarantees that tension regulator can not touch fiber before applying tension force to fiber.
Further, described backstay is expansion link, by simply stretching and retraction operation can realize the location to tension regulator.
Further, on described gag lever post, cover has yielding rubber circle, contributes to reducing the noise that fibre cutting backward pull fork and gag lever post collide.
Further, described objective table adjustable tilt degree, to realize the experiment at different cutting angle.
Compared to existing technology, the beneficial effects of the utility model are: the utility model regulates fiber tension by the tension regulator in tension force member of imparting, by cutting off angle of inclination and the cut-off velocity of platform courses cutting off tool, fibre cutting power is measured in real time by pressure transducer, reasonable artificial actual cuts off situation, and efficiency is high, and cost is low, data accurately and reliably, operate steadily.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-spindle; 2-clamping part; The plug-type quick-speed jigs of 3-; 4-rubber roll; 5-base plate; 6-backstay; 7-tension force member of imparting; 8-tension regulator; 9-gag lever post; 10-tensiometer; 11-cuts off platform; 12-first godet roller; 13-second godet roller; 14-the 3rd godet roller.
Embodiment
Be described in further detail utility model object of the present utility model below in conjunction with the drawings and specific embodiments, embodiment can not repeat one by one at this, but therefore embodiment of the present utility model is not defined in following examples.
As shown in Figure 1, a kind of use for laboratory carbon fiber cuts off analogue means, comprises successively: spindle 1 along carbon fiber throughput direction, 3rd godet roller 14, second godet roller 13, tension force member of imparting 7, first godet roller 12, tensiometer 10, cut off platform 11, described 3rd godet roller 14, between second godet roller 13 and cut off the discharge end of platform 11 and be provided with clamping part 2, described cut-out platform 11 comprises and has X, Y, the micro-displacement platform of the adjustable feed system of Z tri-axle speed, pressure transducer, insert clamp, blade, polyurethane rubber cushion, described pressure transducer is fixed on the slip-on head of described micro-displacement platform, and connects charge amplifier successively by circuit, data acquisition unit and computer, cut-out power in real-time measurement cutting-off process, described insert clamp is fixed on below described pressure transducer, described blade is fixed in insert clamp, described polyurethane rubber cushion is arranged at immediately below blade with being separated by certain interval, and is fixed on and states on the objective table of micro-displacement platform, simultaneously, described objective table adjustable tilt degree, to realize the experiment at different cutting angle.
Further, described clamping part 2 comprises plug-type quick-speed jigs 3, be fixed on rubber roll 4 on plug-type quick-speed jigs 3 pressure head and base plate 5, clamp and loosen convenient and swift, cost is low.
Further, described tension force member of imparting 7 comprises swingable tension regulator 8, for stopping that tension regulator 8 is near the backstay 6 of carbon fiber, the gag lever post 9 for preventing carbon fiber cut-out backward pull regulator 8 from bumping against the first godet roller 12, backstay 6 guarantees that tension regulator can not touch fiber before applying tension force to fiber.
In the present embodiment, described backstay 6 is expansion link, by simply stretching and retraction operation can realize the location to tension regulator.On described gag lever post 9, cover has yielding rubber circle, contributes to reducing the noise that fibre cutting backward pull fork and gag lever post collide.
Three godet rollers of the present embodiment and the installation site of base plate 5 should guarantee that carbon fiber water yaw is put; The installation site of backstay 6, gag lever post 9 should be determined by the installation site of tension regulator 8, guarantees that tension regulator 8 can not touch fiber before applying tension force to fiber, can not bump against the first godet roller 12 after carbon fiber cuts off.
After guaranteeing that device installation is errorless, in selected cut-out platform 11, blade also regulates its speed of feed and cuts off angle, is gripped at fiber two ends; Then adjust the length of short backstay 6 to make tension regulator 8 action, give fiber tension, regulate fiber tension by tension regulator 8, the concrete numerical value of fiber tension can be read by tensiometer 10; Carry out in fibre cutting experimentation, the size cutting off power is measured in real time by pressure transducer and shows on computer screen.
Above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (6)
1. use for laboratory carbon fiber cuts off an analogue means, it is characterized in that, comprises successively along carbon fiber throughput direction: spindle (1), 3rd godet roller (14), second godet roller (13), tension force member of imparting (7), first godet roller (12), tensiometer (10), cut off platform (11), described 3rd godet roller (14), between second godet roller (13) and the discharge end cutting off platform (11) be provided with clamping part (2), described cut-out platform (11) comprises and has X, Y, the micro-displacement platform that Z tri-axle speed is adjustable, pressure transducer, insert clamp, blade, polyurethane rubber cushion, described pressure transducer is fixed on the slip-on head of described micro-displacement platform, and connects charge amplifier successively by circuit, data acquisition unit and computer, described insert clamp is fixed on below described pressure transducer, and described blade is fixed in insert clamp, and described polyurethane rubber cushion is arranged at immediately below blade with being separated by certain interval, and is fixed on and states on the objective table of micro-displacement platform.
2. use for laboratory carbon fiber according to claim 1 cuts off analogue means, it is characterized in that: described clamping part (2) comprises plug-type quick-speed jigs (3), be fixed on rubber roll (4) on plug-type quick-speed jigs (3) pressure head and base plate (5).
3. use for laboratory carbon fiber according to claim 1 cuts off analogue means, it is characterized in that: described tension force member of imparting (7) comprises swingable tension regulator (8), for stopping that tension regulator (8) is near the backstay (6) of carbon fiber, the gag lever post (9) for preventing carbon fiber cut-out backward pull regulator (8) from bumping against the first godet roller (12).
4. use for laboratory carbon fiber according to claim 3 cuts off analogue means, it is characterized in that: described backstay (6) is expansion link.
5. the use for laboratory carbon fiber according to claim 3 or 4 cuts off analogue means, it is characterized in that: the upper cover of described gag lever post (6) has yielding rubber circle.
6. use for laboratory carbon fiber according to claim 1 cuts off analogue means, it is characterized in that: described objective table adjustable tilt degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195239.9U CN204594822U (en) | 2015-04-02 | 2015-04-02 | A kind of use for laboratory carbon fiber cuts off analogue means |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520195239.9U CN204594822U (en) | 2015-04-02 | 2015-04-02 | A kind of use for laboratory carbon fiber cuts off analogue means |
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| CN204594822U true CN204594822U (en) | 2015-08-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844874A (en) * | 2018-04-18 | 2018-11-20 | 江苏绿地环保滤材有限公司 | A kind of ventilative detection components of the filter cloth with cutting section |
| CN112481804A (en) * | 2020-12-24 | 2021-03-12 | 浙江圣丹努新材料科技股份有限公司 | Weft yarn cutting device of warp knitting machine for weaving fabric |
-
2015
- 2015-04-02 CN CN201520195239.9U patent/CN204594822U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844874A (en) * | 2018-04-18 | 2018-11-20 | 江苏绿地环保滤材有限公司 | A kind of ventilative detection components of the filter cloth with cutting section |
| CN112481804A (en) * | 2020-12-24 | 2021-03-12 | 浙江圣丹努新材料科技股份有限公司 | Weft yarn cutting device of warp knitting machine for weaving fabric |
| CN112481804B (en) * | 2020-12-24 | 2022-08-26 | 浙江圣丹努新材料科技股份有限公司 | Weft yarn cutting device of warp knitting machine for weaving fabric |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20190402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |