CN115503030A - Cutting device for cutting composite material tows - Google Patents

Cutting device for cutting composite material tows Download PDF

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Publication number
CN115503030A
CN115503030A CN202211289437.2A CN202211289437A CN115503030A CN 115503030 A CN115503030 A CN 115503030A CN 202211289437 A CN202211289437 A CN 202211289437A CN 115503030 A CN115503030 A CN 115503030A
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CN
China
Prior art keywords
blade
movable blade
fixed blade
cutting
tows
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Granted
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CN202211289437.2A
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Chinese (zh)
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CN115503030B (en
Inventor
李佳益
肖世宏
马志涛
冯长征
张盛桂
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AVIC Beijing Aeronautical Manufacturing Technology Research Institute
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AVIC Beijing Aeronautical Manufacturing Technology Research Institute
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Priority to CN202211289437.2A priority Critical patent/CN115503030B/en
Publication of CN115503030A publication Critical patent/CN115503030A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/22—Safety devices specially adapted for cutting machines

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

The invention relates to a cutting device for cutting a composite material tow, which comprises a movable blade arranged above the tow; and a fixing part arranged below the tows; and the guide groove is arranged above the fixed blade and is used for guiding the tows to pass through along the transmission direction F and the driving unit which is connected with the movable blade and drives the movable blade to do reciprocating motion close to or far away from the fixed blade, the movable blade is positioned at the upstream of the fixed blade along the transmission direction F of the tows, and the movable blade is matched with the fixed blade to shear the tows when moving close to the fixed blade. Through setting up the upper reaches at fixed blade with movable blade along the direction of transmission of silk bundle, the tensile force on the silk bundle can drive movable blade to fixed blade motion when movable blade is done and is close to fixed blade motion for movable blade can reduce the clearance between movable blade and the fixed blade moving to the direction of fixed blade under the tension of silk bundle, thereby improves the effect of cutting to the silk bundle.

Description

Cutting device for cutting composite material tows
Technical Field
The invention relates to the technical field of automatic laying of composite materials, in particular to a cutting device for cutting a composite material tow.
Background
At present, the classic cutting mode of composite material tows can be simply summarized into three main modes of cutting, shearing and cutting, and meanwhile, the emerging cutting mode mainly comprises rotary cutting and ultrasonic cutting:
the cutting precision of ultrasonic cutting is high, the consistency of the multi-tow cutting surface is high, but each tow corresponds to one ultrasonic knife for the tow laying head of the multi-tow, so that the structural size of the tow laying head is large, and the cost of the ultrasonic knife is high;
the rotary cutting is used as an efficient tow cutting technology, the advantages of high-speed cutting and no need of speed reduction in a tow laying process during cutting can be realized, but the problems of complex structure and large structure size exist in the rotary cutting machine because each tow needs a servo motor for driving feeding and cutting and a circular rack transmission mode is adopted to replace the traditional compact cylinder driving mode;
the chopping mode is an efficient cutting mode, but the problem of service life caused by adopting an impacting chopping mode for two wearing parts of the cutter and the chopping board needs to be considered at the same time, and the service life of the cutter is a main factor influencing the efficiency of the cutter;
the shearing mode utilizes the mode that the inclined plane of motion removes blade and the flat sword blade of immobility forms "scissors", the cut-off point takes place before the silk bundle advances the shearing groove of deflector, carry out cutting in the silk bundle carries out high-speed transmission in-process, cause easily at the shearing in-process, the silk bundle makes the inclined plane remove the blade and receives the effect of the tension of silk bundle in the width direction of shearing groove, it can make the inclined plane remove the blade and take place to warp to cause the inclined plane to remove blade tipping or long-time the use, thereby lead to the clearance increase between inclined plane removal blade and the flat sword, finally lead to the phenomenon that the silk bundle was cut continuous
The chopping mode adopts a single-blade mode with double-sided edges and cutting edge angles, so that the phenomenon of uneven cross section of tows is easy to occur, and the problem of an inclined plane is easy to occur.
Disclosure of Invention
(1) Technical problem to be solved
The utility model provides a cutting device for cutting combined material silk bundle, through setting up the transmission direction with movable blade along the silk bundle in the upper reaches of fixed blade, can drive the silk bundle tensioning and move to fixed blade together when movable blade is being close to fixed blade, make movable blade can remove and reduce the clearance between movable blade and the fixed blade in the direction to fixed blade under the tension of silk bundle, thereby improve the effect of cutting to the silk bundle, not only improve and cut the stable and assurance silk bundle of function and cut the reliability, can also improve and cut the sword life-span.
(2) Technical scheme
In a first aspect, an embodiment of the present invention provides a cutting device for cutting a composite material tow, in which a feeding device and a discharging device are arranged along a tow transport direction F, the feeding device is located upstream of the discharging device, and the cutting device is located between the feeding device and the discharging device, and the cutting device includes a movable blade, which is located above the tow; the fixed blade is arranged below the tows; a guide slot disposed above the fixed blade for guiding the tow through the guide slot in the transport direction F; the driving unit is connected with the movable blade and drives the movable blade to do reciprocating motion close to or far away from the fixed blade; the movable blade is located on the upstream of the fixed blade along the conveying direction F of the tows, and the movable blade is matched with the fixed blade to shear the tows when the movable blade moves close to the fixed blade.
Further, the elastic buffer piece is arranged below the tows and located at the upstream of the fixed blade along the tow transmission direction F, is in butt joint with the guide groove and is used for redirecting the cut tows into the guide groove.
Further, the tow top is equipped with and is located the apron of drive unit below, be close to on the apron one end distance of guide way the interval of guide way is greater than on the elastic buffer piece be close to the one end distance of guide way the interval of guide way, be close to on the elastic buffer piece guide way one end with fixed blade is close to the one end of elastic buffer piece is equipped with the clearance.
Further, still including locating the guide rail mounting panel and the fixed mounting of silk bundle top slide unit on the guide rail mounting panel, drive unit fixed mounting on the guide rail mounting panel and with slide unit connects, movable blade fixed mounting be in slide unit is last.
Furthermore, the sliding unit comprises a sliding guide rail fixedly mounted on the guide rail mounting plate and a sliding block arranged on the sliding guide rail in a sliding manner and connected with the driving unit.
Furthermore, a movable blade mounting seat used for mounting the movable blade is arranged on the sliding block.
The fixed blade mounting seat is fixedly mounted on the guide rail mounting plate, and the guide groove for the tows to pass through is formed in the fixed blade mounting seat.
Furthermore, a distance S is arranged between the cutting edge of the fixed blade and the cutting edge of the movable blade, and S is more than or equal to 0.01mm and less than or equal to 0.03mm.
Furthermore, the movable blade is made of a diamond tungsten steel material, and the thickness of the movable blade is 0.8mm-1mm.
Furthermore, one end of the movable blade, which is close to the tows, is provided with an inclined cutting surface of the blade, the inclination angle a of the cutting surface of the blade is 70-90 degrees, and the included angle b between the cutting surface of the blade and the plane of the movable blade in the reciprocating direction is 10-20 degrees.
(3) Advantageous effects
In summary, the movable blade is arranged at the upstream of the fixed blade along the conveying direction of the filament bundle, and the tensile force on the filament bundle drives the movable blade to move towards the fixed blade when the movable blade moves close to the fixed blade, so that the movable blade moves towards the fixed blade under the tensile force of the filament bundle to reduce the gap between the movable blade and the fixed blade, and the cutting effect of the filament bundle is improved.
The elastic buffer piece is driven by the driving unit to cut the tows at high speed, so that the elastic buffer piece is deformed due to the tension of the tows and the elastic buffer piece deforms when the movable blade cuts the tows and finally cuts the tows with the fixed blade.
According to the elastic buffering piece, the gap is formed between one end, close to the guide groove, of the elastic buffering piece and one end, close to the elastic buffering piece, of the fixed blade, the gap can be used for preventing the movable blade from extruding one end, close to the guide groove, of the elastic buffering piece during cutting to enable the elastic buffering piece to be in contact with the fixed blade and damaged when the elastic buffering piece is deflected, meanwhile, the elastic buffering piece can be prevented from being blocked by the fixed blade during rebounding to be incapable of returning to an initial state, and the cut filament bundle can be stably guided into the guide groove again.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic illustration of the tow trimming process of the present invention.
Fig. 2 is a schematic structural diagram of the cutting device of the present invention.
Fig. 3 is a schematic view of the structure of the movable blade of the present invention.
Fig. 4 is a schematic view of the stationary blade of the present invention.
Figure 5 is another schematic illustration of the tow trimming process of the present invention.
FIG. 6 is another schematic illustration of the tow trimming process of the present invention.
Figure 7 is another schematic illustration of the tow trimming process of the present invention.
In the figure:
1-a feeding device; 10-a tow; 11-passive feed roll; 12-a positive feed roll; 13-a drive motor;
2-a discharging device; 20-a cover plate; 21-a press roll;
3-a movable blade; 31-a second mounting hole; 32-blade cutting surface;
4-fixing the blade; 41-seventh mounting hole;
5-an elastic buffer member;
6-guide rail mounting plate; 61-cylindrical pin;
7-a cylinder;
81-a sliding guide rail; 82-a slide block; 83-movable blade mount; 831-first mounting hole; 832-third mounting hole; 833-fourth mounting hole; 834-fifth mounting hole;
9-a fixed blade mount; 91-a guide groove; 92-sixth mounting hole.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention, but are not intended to limit the scope of the invention, i.e., the invention is not limited to the embodiments described, but covers any modifications, alterations and improvements in the parts, components and connection means, without departing from the spirit of the invention.
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 is a schematic diagram of a filament bundle cutting process according to an embodiment of the present invention, fig. 2 is a schematic diagram of a cutting device according to an embodiment of the present invention, and as shown in fig. 1 and fig. 2, the cutting device for cutting a composite filament bundle is provided with a feeding device 1 and a discharging device 2 for conveying a filament bundle 10 along a conveying direction F of the filament bundle 10, the feeding device 1 is located upstream of the discharging device 2, and the cutting device is located between the feeding device 1 and the discharging device 2, the cutting device includes a movable blade 3 and a fixed blade 4, the movable blade 3 is located above the filament bundle 10, and the fixed blade 4 is located below the filament bundle 10; and a guide groove 91, the guide groove 91 being provided above the fixed blade 4 and serving to guide the tow 10 through the guide groove 91 in the conveying direction F; and a driving unit connected to the movable blade 3 and driving the movable blade 3 to make a reciprocating motion toward or away from the fixed blade 4, the movable blade 3 being located upstream of the fixed blade 4 in a direction F of the tow 10 being transported, and the movable blade 3 cutting the tow 10 in cooperation with the fixed blade 4 when making a motion toward the fixed blade 4. This feed arrangement 1 is including locating passive feed roll 11 above silk bundle 10 and locating the initiative feed roll 12 of silk bundle 10 below respectively, and be used for driving this initiative feed roll 12 motion's driving motor 13, and this discharging device 2 is including locating below or above silk bundle 10 and being used for laying the compression roller 21 of silk bundle 10 and being used for driving the rotating electrical machines (not shown in the figure) of this compression roller 21 motion, utilizes feed arrangement 1 and discharging device 2's cooperation linkage, ensures the continuous high-speed output of silk bundle 10.
According to the movable filament bundle cutting device, the movable blade is arranged at the upstream of the fixed blade along the transmission direction of the filament bundles, and when the movable blade is close to the fixed blade, the filament bundles can be driven to be tensioned and move towards the fixed blade together, so that the movable blade can move towards the fixed blade under the tension of the filament bundles, the gap between the movable blade and the fixed blade is reduced, and the cutting effect of the filament bundles is improved.
As a preferred embodiment, as shown in fig. 1 and 5, the cutting device further includes an elastic buffer 5 disposed below the tow 10 and located upstream of the fixed blade 4 in the tow 10 conveying direction F, the elastic buffer 5 is abutted against the guide groove 91 and used for guiding the cut tow 10 into the guide groove 91, and the elastic buffer 5 is a spring piece. Utilize elastic buffer's restoring force can be cut off the silk bundle at high speed the in-process of putting at once and can be carried to the guide way in again, thereby can realize the silk bundle high speed put in need not slow down when deciding, efficiency and stability that the silk bundle cut are improved, when movable blade by drive unit drive to accomplish the cutting to the silk bundle with fixed blade, can extrude elastic buffer and make elastic buffer warp and finally accomplish the cutting of silk bundle with fixed blade when cutting because the tension of silk bundle can make movable blade, when moving to the direction of keeping away from fixed blade under drive unit's drive, the elastic buffer who receives extrusion deformation guides the silk bundle after will being cut again to the guide way that is used for carrying the silk bundle under the restoring force effect, realize the high-speed continuous transport of silk bundle.
As another preferred embodiment, as shown in fig. 6 and 7, a cover plate 20 is disposed above the tow 10 and below the driving unit, the distance between one end of the cover plate 20 close to the guide groove 91 and the guide groove 91 is greater than the distance between one end of the elastic buffer 5 close to the guide groove 91 and the guide groove 91, and a gap is formed between one end of the elastic buffer 5 close to the guide groove 91 and one end of the fixed blade 4 close to the elastic buffer 5. This apron 20 sets up and cooperates this elastomeric buffer 5 in the space of 10 upper cooperations of silk bundle with silk bundle 10 restriction in both forms, prevent that the silk bundle from carrying under the cutting device and taking place the skew, further improve the efficiency of cutting, utilize this clearance can prevent that movable blade 3 from can push the one end that is close to guide way 91 on the elastomeric buffer 5 when cutting and make the elastomeric buffer 5 take place to contact and harm with fixed blade 4 when taking place the beat, also can prevent simultaneously that elastomeric buffer 5 from being blockked by fixed blade 4 and unable recovery to initial condition when kick-backing, ensure that the silk bundle 10 after being cut can be stable redirect to the guide way 91 in.
As other alternative embodiments.
Preferably, as shown in fig. 1 and 2, the device further includes a guide rail mounting plate 6 disposed above the tow 10 and a sliding unit fixedly mounted on the guide rail mounting plate 6, the driving unit is fixedly mounted on the guide rail mounting plate 6 and connected with the sliding unit, the movable blade 3 is fixedly mounted on the sliding unit, the guide rail mounting plate 6 is mounted and positioned on the driving unit by using a cylindrical pin 61, and then the driving unit and the sliding unit are mounted and fixed by using a screw, the driving unit is a cylinder 7, and the cylinder is a combined cylinder, for example, a plurality of independent cylinders are combined.
Preferably, as shown in fig. 2, the sliding unit includes a sliding rail 81 fixedly mounted on the rail mounting plate 6, and a sliding block 82 slidably disposed on the sliding rail 81 and connected to the driving unit, and a plurality of rollers are disposed on one side of the sliding block 82 close to the sliding rail 81, so that rolling friction is adopted to make the movable blade have lower friction resistance when moving, and the precision of repeated cutting can be mentioned.
Preferably, as shown in fig. 2, a movable blade mounting seat 83 for mounting the movable blade 3 is disposed on the slider 82, a plurality of first mounting holes 831 are disposed on the movable blade mounting seat 83 for mounting the movable blades 3, and a function of cutting a plurality of tows can be simultaneously satisfied, a corresponding second mounting hole 31 is disposed on the movable blade 3, the second mounting hole 31 of the movable blade 3 and the corresponding first mounting hole 831 are assembled by screws, the movable blade mounting seat 83 is further provided with a plurality of third mounting holes 832, a plurality of fourth mounting holes 833 and a corresponding number of fifth mounting holes 834 are further disposed on the movable blade mounting seat 83 and fixedly connected to the slider 82 by screws, and a piston rod of the cylinder 7 is inserted into the fourth mounting hole 833 and then passes through the fifth mounting hole 834 by a pin shaft to connect the movable blade mounting seat 83 and the cylinder 7.
Preferably, as shown in fig. 2, the fixing device further includes a fixing blade mount 9 for fixedly mounting the fixing blade 4, the fixing blade mount 9 is fixedly mounted on the guide rail mount 6, the fixing blade mount 9 is provided with a guide slot 91 for the filament bundle 10 to pass through, the fixing blade mount 9 is provided with a plurality of sixth mounting holes 92, the fixing blade 4 is provided with a corresponding number of seventh mounting holes 41, the fixing blade 4 is fixedly mounted on the fixing blade mount 9 by passing screws through the sixth mounting holes 92 and the seventh mounting holes 41, the fixing device is made of high-grade high-cobalt powder steel, has high wear resistance and hardness, and can prevent the problem of wear of the cutting edge of the fixing blade caused by frequent cutting.
Preferably, as shown in fig. 3, a distance S is provided between the cutting edge of the fixed blade 4 and the cutting edge of the movable blade 3, S is greater than or equal to 0.01mm and less than or equal to 0.03mm, the distance S between the cutting edge of the fixed blade and the cutting edge of the movable blade is set between 0.01mm and 0.03mm, the cutting edge of the movable blade is one end of the movable blade, which is close to the filament bundle and used for cutting the filament bundle, and the cutting edge of the fixed blade is one end of the fixed blade, which is close to the filament bundle and matched with the movable blade to cut the filament bundle, so that the filament bundle can be ensured to be effectively cut, and simultaneously, the filament bundle is prevented from being easily cut continuously when a gap between the two is too large, or the filament bundle end head formed by cutting is brought into the gap between the movable blade and the two after the cutting is easily caused, and the phenomenon of filament blockage is avoided.
Preferably, as shown in fig. 3, the movable blade 3 is made of a diamond tungsten steel material, and the thickness of the movable blade 3 is 0.8mm to 1mm, an inclined cutting edge cutting surface 32 is arranged at one end of the movable blade 3 close to the filament bundle 10, an inclination angle a of the cutting edge cutting surface 32 is 70 ° to 90 °, an included angle b between the cutting edge cutting surface 32 and a plane of the movable blade 3 in the reciprocating direction is 10 ° to 20 °, and the angle is favorable for improving the cutting effect.
It should be clear that the embodiments in this specification are described in a progressive manner, and the same or similar parts between the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. The present invention is not limited to the specific steps and structures described above and shown in the drawings. Also, a detailed description of known process techniques is omitted herein for the sake of brevity.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and alterations to this application will become apparent to those skilled in the art without departing from the scope of this invention. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims (10)

1. A cutting device for shearing a composite tow, provided with a feed device (1) and a discharge device (2) for conveying the tow (10) in a direction of transport (F) of the tow (10), the feed device (1) being located upstream of the discharge device (2) and the cutting device being located between the feed device (1) and the discharge device (2), characterized in that it comprises:
the movable blade (3) is arranged above the tows (10);
a fixed blade (4) disposed below the tow (10);
a guide slot (91) provided above the fixed blade (4) and used for guiding the tows (10) to pass through the guide slot (91) along the conveying direction (F);
the driving unit is connected with the movable blade (3) and drives the movable blade (3) to do reciprocating motion close to or far away from the fixed blade (4);
the movable blade (3) is located at the upstream of the fixed blade (4) along the transmission direction (F) of the tows (10), and the movable blade (3) is matched with the fixed blade (4) to shear the tows (10) when moving close to the fixed blade (4).
2. The cutting device according to claim 1, further comprising an elastomeric buffer (5) disposed below the tow (10) and upstream of the fixed blade (4) in the direction of transport (F) of the tow (10), the elastomeric buffer (5) interfacing with the guide slot (91) and serving to redirect the cut tow (10) into the guide slot (91).
3. A cutting device according to claim 2, wherein a cover plate (20) is arranged below said drive unit above said filament bundle (10), the distance between the end of said cover plate (20) close to said guide groove (91) and said guide groove (91) is greater than the distance between the end of said elastic buffer member (5) close to said guide groove (91) and said guide groove (91), and a gap is arranged between the end of said elastic buffer member (5) close to said guide groove (91) and the end of said fixed blade (4) close to said elastic buffer member (5).
4. The cutting device for shearing composite material tows as claimed in claim 1, further comprising a guide rail mounting plate (6) arranged above the tows (10) and a sliding unit fixedly mounted on the guide rail mounting plate (6), wherein the driving unit is fixedly mounted on the guide rail mounting plate (6) and connected with the sliding unit, and the movable blade (3) is fixedly mounted on the sliding unit.
5. The cutting device for shearing composite material tows, according to claim 4, characterized in that the sliding unit comprises a sliding guide rail (81) fixedly mounted on the guide rail mounting plate (6) and a sliding block (82) slidably arranged on the sliding guide rail (81) and connected with the driving unit.
6. The trimming device for shearing a composite tow according to claim 5, wherein the sliding block (82) is provided with a movable blade mounting seat (83) for mounting the movable blade (3).
7. The cutting device for shearing composite tows as claimed in claim 4, further comprising a fixed blade mount (9) for fixedly mounting said fixed blade (4), said fixed blade mount (9) being fixedly mounted on said guide rail mount plate (6), said fixed blade mount (9) being provided with said guide slot (91) for passing said tow (10).
8. The cutting device according to claim 7, characterized in that a space S is provided between the cutting edge of the fixed blade (4) and the cutting edge of the movable blade (3), S being greater than or equal to 0.01mm and less than or equal to 0.03mm.
9. The slitting device for shearing composite tows as claimed in claim 1, wherein the movable blade (3) is made of a diamond tungsten steel material and the thickness of the movable blade (3) is comprised between 0.8mm and 1mm.
10. The cutting device for shearing composite material tows as claimed in claim 9, wherein one end of the movable blade (3) close to the tows (10) is provided with an inclined blade cutting surface (32), the inclination angle a of the blade cutting surface (32) is 70-90 degrees, and the included angle b between the blade cutting surface (32) and the plane of the reciprocating direction of the movable blade (3) is 10-20 degrees.
CN202211289437.2A 2022-10-20 2022-10-20 Cutting device for cutting composite material tows Active CN115503030B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211289437.2A CN115503030B (en) 2022-10-20 2022-10-20 Cutting device for cutting composite material tows

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Application Number Priority Date Filing Date Title
CN202211289437.2A CN115503030B (en) 2022-10-20 2022-10-20 Cutting device for cutting composite material tows

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CN115503030B CN115503030B (en) 2023-08-25

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103496176A (en) * 2013-10-22 2014-01-08 中国科学院自动化研究所 Composite material guiding and shearing integrated device
CN204712479U (en) * 2015-06-24 2015-10-21 余姚市创辉树脂笔头厂 A kind of core-skin composite fiber bar apparatus for production line
CN107849750A (en) * 2015-07-31 2018-03-27 株式会社大赛璐 The manufacture method of the manufacture method of tow band, tow band manufacture device and cigarette filter
US20200031064A1 (en) * 2018-07-24 2020-01-30 Zhejiang University Cutter device for automated composite material placement equipment
CN211420392U (en) * 2019-12-20 2020-09-04 保定京南通用机械设备制造有限公司 Fiber cutting machine suitable for short fibers
JP2021109276A (en) * 2020-01-10 2021-08-02 コニカミノルタ株式会社 Sheet cutting device
CN217476040U (en) * 2022-07-08 2022-09-23 常州市新创智能科技有限公司 Glass fiber cutting equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103496176A (en) * 2013-10-22 2014-01-08 中国科学院自动化研究所 Composite material guiding and shearing integrated device
CN204712479U (en) * 2015-06-24 2015-10-21 余姚市创辉树脂笔头厂 A kind of core-skin composite fiber bar apparatus for production line
CN107849750A (en) * 2015-07-31 2018-03-27 株式会社大赛璐 The manufacture method of the manufacture method of tow band, tow band manufacture device and cigarette filter
US20200031064A1 (en) * 2018-07-24 2020-01-30 Zhejiang University Cutter device for automated composite material placement equipment
CN211420392U (en) * 2019-12-20 2020-09-04 保定京南通用机械设备制造有限公司 Fiber cutting machine suitable for short fibers
JP2021109276A (en) * 2020-01-10 2021-08-02 コニカミノルタ株式会社 Sheet cutting device
CN217476040U (en) * 2022-07-08 2022-09-23 常州市新创智能科技有限公司 Glass fiber cutting equipment

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