CN217021482U - Device for rolling fiber tows to melt composite material - Google Patents
Device for rolling fiber tows to melt composite material Download PDFInfo
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- CN217021482U CN217021482U CN202220495848.6U CN202220495848U CN217021482U CN 217021482 U CN217021482 U CN 217021482U CN 202220495848 U CN202220495848 U CN 202220495848U CN 217021482 U CN217021482 U CN 217021482U
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Abstract
The utility model discloses a device for rolling fiber tows to melt a composite material. The apparatus for rolling a fiber tow fused composite material comprises: the device comprises a fixed support, and a first rolling wheel and a second rolling wheel which are rotationally matched with the fixed support, wherein a gap through which fiber tows can pass is formed between the roll surfaces of the first rolling wheel and the second rolling wheel; and at least one of the first rolling wheel and the second rolling wheel can move on the fixed support along a designated direction, an elastic supporting mechanism is arranged between the first rolling wheel and the second rolling wheel, and the gap width between the first rolling wheel and the second rolling wheel can be adjusted along the designated direction under the resultant force action of external force and the elastic force provided by the elastic supporting mechanism. The device for rolling the fiber tows to fuse the composite material can roll the fiber tows wrapping the fused material, so that the fiber tows can be uniformly compounded with the fused material.
Description
Technical Field
The utility model particularly relates to a device for rolling fiber tows to melt a composite material, and belongs to the technical field of continuous fiber reinforced thermoplastic polymer composite materials.
Background
The compounding of long continuous fiber and organic material is generally carried out in two ways, one is a solution method, the organic material is dissolved, the continuous fiber is dried again through the solution to achieve the compounding purpose, and the method has higher danger because the solvent is generally an organic matter with stronger toxicity; the other method is a melting method, wherein continuous fibers are spread, organic matters are melted, and the melted organic matters and the continuous fibers are compounded through other methods such as rolling and the like.
In the rolling step, there are two methods for achieving this. The traditional method uses a high-precision active heating roller press, the cost of the roller press used in the method is as high as more than tens of thousands yuan, and the continuous fiber is pulled by adopting an active rotation mode, so that the stress in the fiber tow collecting process is increased, the continuous collection is not facilitated, and the fiber tow is easy to break; in addition, a passive fixed roller is adopted, and the method usually adopts a plurality of groups of roller wheels in different directions for rolling due to insufficient precision of the roller wheels, so that continuous fiber tows are easy to break during multiple rolling, and the tensile strength of a finished product is low. In addition, the rolling can be carried out only when the rolling wheel is in a high-temperature state in the method, and the high-precision active roller press cannot be close to a discharge port of the cladding machine due to large size of the machine and needs active heating; the multiple groups of passive rolling wheels need to be integrally positioned in a high-temperature environment, the phenomenon that the materials cannot be rolled after being cooled and formed in the rolling process is avoided, and the two methods are large in energy waste.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a device for rolling fiber tows to melt a composite material, so as to overcome the defects in the prior art.
In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model comprises the following steps:
the embodiment of the utility model provides a device for rolling fiber tows to melt a composite material, which comprises: the device comprises a fixed support, and a first rolling wheel and a second rolling wheel which are rotationally matched with the fixed support, wherein a gap through which a fiber bundle can pass is formed between the roll surfaces of the first rolling wheel and the second rolling wheel;
and at least one of the first rolling wheel and the second rolling wheel can move on the fixed support along a designated direction, an elastic supporting mechanism is arranged between the first rolling wheel and the second rolling wheel, the width of a gap between the first rolling wheel and the second rolling wheel can be adjusted along the designated direction under the action of resultant force of external force and elastic force provided by the elastic supporting mechanism, wherein the designated direction is parallel to the width direction of the gap, and the elastic force provided by the elastic supporting mechanism is smaller than the gravity of the first rolling wheel or the second rolling wheel.
Compared with the prior art, the utility model has the advantages that:
1) the device for rolling the fiber tows to melt the composite material, provided by the embodiment of the utility model, has a simple structure and is simple and convenient to use and operate;
2) the device for rolling the fiber tows to melt the composite material can reduce the condition of multi-direction stress in the collecting process, is more favorable for continuous production, and avoids the occurrence of the condition of breaking in the collecting process of the fiber tows;
3) the device for rolling the fiber tows to melt the composite material can adjust the gap of the rolling wheels for matching, and has the advantage that the fiber tows with various thicknesses can be rolled and compounded;
4) the device for rolling the fiber tows to melt the composite material, provided by the embodiment of the utility model, has the advantages of no need of heating the roller and working in a high-temperature environment, energy conservation and high efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of an apparatus for fusing a composite material by rolling fiber tows in accordance with an exemplary embodiment of the present invention;
FIG. 2 is an elevational view of an apparatus for melting a composite material by rolling fiber tows as provided in an exemplary embodiment of the utility model;
FIG. 3 is a left side view of an apparatus for rolling fiber tow to fuse composite material in accordance with an exemplary embodiment of the present invention;
FIG. 4 is a top view of an apparatus for rolling fiber tow to melt composite material in accordance with an exemplary embodiment of the present invention;
description of reference numerals: 1-a screw; 2-a handle nut; 3-fixing the cross beam; 4-a stabilizing block; 5-a movable bearing block; 6-an elastic support mechanism; 7-a measuring instrument; 8-roll surface; 9-a rotating shaft; 10-fixing the bracket.
Detailed Description
In view of the deficiencies in the prior art, the inventors of the present invention have made extensive studies and extensive practices to provide technical solutions of the present invention. The technical solution, its implementation and principles, etc. will be further explained as follows.
The embodiment of the utility model provides a device for rolling fiber tows to melt a composite material, which comprises: the device comprises a fixed support, and a first rolling wheel and a second rolling wheel which are rotationally matched with the fixed support, wherein a gap through which fiber tows can pass is formed between the roll surfaces of the first rolling wheel and the second rolling wheel;
and at least one of the first rolling wheel and the second rolling wheel can move on the fixed support along a designated direction, an elastic supporting mechanism is arranged between the first rolling wheel and the second rolling wheel, the width of a gap between the first rolling wheel and the second rolling wheel can be adjusted along the designated direction under the action of resultant force of external force and elastic force provided by the elastic supporting mechanism, wherein the designated direction is parallel to the width direction of the gap, and the elastic force provided by the elastic supporting mechanism is smaller than the gravity of the first rolling wheel or the second rolling wheel.
In a more specific embodiment, the first roller is disposed at a fixed position of the fixed support, and the second roller is movably engaged with the fixed support and capable of moving along the fixed support along a designated direction.
In a more specific embodiment, the fixed bracket includes a bracket main body, a fixed cross beam and a movable bearing block, the fixed cross beam is fixedly connected with the bracket main body, and the movable bearing block is movably arranged between the fixed cross beam and the bracket main body along the designated direction;
the movable bearing block is connected with the fixed cross beam through a screw rod, the elastic supporting mechanism is arranged between the movable bearing block and the support main body, the elastic supporting mechanism is respectively and fixedly connected with the movable bearing block and the support main body, the movable bearing block can move between the fixed cross beam and the support main body, the first rolling wheel is in running fit with the support main body, and the second rolling wheel is in running fit with the movable bearing block.
In a more specific embodiment, the fixed beam is provided with a mounting hole, the screw is disposed in the mounting hole and in threaded connection with the mounting hole, one end of the screw is in threaded connection with the movable bearing block, and the screw can move along the axial direction of the screw together with the movable bearing block by screwing the screw, wherein the axial direction of the screw is parallel to the designated direction.
In a more specific embodiment, the fixed cross member provided with the mounting holes may also be referred to as a fixed cross member.
In a more specific embodiment, the screw rod is still with an operating handle fixed connection, through rotating operating handle can drive the screw rod is from rotating together, operating handle can be handle formula nut etc..
In a more specific embodiment, a stabilizing block is further fixedly arranged on the movable bearing block, and the screw rod is in threaded connection with the stabilizing block.
In a more specific embodiment, a limit space formed by enclosing the fixed cross beam and the support main body is arranged between the fixed cross beam and the support main body, the movable bearing block is movably arranged in the limit space, and the elastic support mechanism and the screw rod are respectively and oppositely arranged on two sides of the movable bearing block.
In a more specific embodiment, a fixing groove is disposed on the bracket main body, a part of the elastic support mechanism is disposed in the fixing groove, and the other part of the elastic support mechanism is exposed from the fixing groove and fixedly connected to the movable bearing block, for example, the elastic support mechanism may be a support spring or the like.
In a more specific embodiment, still be provided with measuring instrument on the fixed cross beam, measuring instrument includes display instrument and telescopic measuring stick, the one end of measuring stick with the activity carrier block contacts, the measuring stick can contract under the exogenic action that the activity carrier block provided, the display instrument is used for showing the shrink length of measuring stick.
In a more specific embodiment, the first rolling wheel and the second rolling wheel are respectively rotatably connected with the bracket main body and the movable bearing block through bearings.
As will be further explained in the following with reference to the accompanying drawings, the implementation process, the principle and the like of the technical solution, it should be noted that the embodiment of the present invention is intended to explain and illustrate the structural composition and the working principle of a rolled fiber tow melted composite material device, wherein the first rolling wheel, the second rolling wheel, the spring, the measuring instrument for measuring the moving distance and the like constituting the rolled fiber tow melted composite material device may all adopt mechanisms or units known to those skilled in the art, which are all commercially available, and therefore, the specific material and structure thereof are not limited again.
Example 1
Referring to fig. 1-4, a device for rolling fiber tows to melt composite materials comprises a first rolling wheel, a second rolling wheel and a fixing support 10, wherein the first rolling wheel and the second rolling wheel are arranged on the fixing support 10 at intervals along a designated direction, and a gap through which fiber tows can pass is formed between the first rolling wheel and the second rolling wheel, wherein the first rolling wheel and the second rolling wheel are in running fit with the fixing support 10, and the first rolling wheel and the second rolling wheel can freely rotate.
In this embodiment, the designated direction is parallel to the radial direction of the first and second rollers.
In this embodiment, the fixing bracket may include two parts disposed at an interval, the first rolling wheel and the second rolling wheel are disposed in parallel between the two parts of the fixing bracket, and any one of the first rolling wheel and the second rolling wheel is rotatably engaged with the two parts of the fixing bracket, where the two parts of the fixing bracket may have the same structure, and the structure of the fixing bracket is described below by taking a part of the fixing bracket as an example.
In this embodiment, each part the fixed bolster includes support subject and fixed cross beam 3 and activity carrier block 5, fixed cross beam 3 with support subject fixed connection, activity carrier block 5 is followed the activity of assigned direction sets up between fixed cross beam 3 and the support subject, wherein, the both ends of first roller respectively with support subject normal running fit, the both ends of second roller respectively with 5 normal running fit of activity carrier block.
In this embodiment, the movable bearing block 5 is connected with the fixed cross beam 3 through a screw 1, and by screwing the screw 1, the movable bearing block 5 can be moved between the fixed cross beam 3 and the bracket main body, so as to change the gap width between the first rolling wheel and the second rolling wheel.
In this embodiment, the movable bearing block 5 may be a sliding bearing block, and the movable bearing block 5 may be in sliding fit with the bracket main body.
In this embodiment, a mounting hole is provided on the fixed beam 3, the screw rod 1 is disposed in the mounting hole and in threaded connection with the mounting hole, one end of the screw rod 1 is in threaded connection with the movable bearing block 5, and by screwing the screw rod 1, the screw rod 1 can move along with the movable bearing block 5 in the axial direction of the screw rod 1, wherein the axial direction of the screw rod 1 is parallel to the specified direction.
In this embodiment, an elastic support mechanism 6 is further disposed between the movable bearing block 5 and the bracket main body, and the elastic support mechanism 6 is respectively and fixedly connected to the movable bearing block 5 and the bracket main body, wherein the stiffness coefficient of the elastic support mechanism 6 is not enough to bounce the second roller above the elastic support mechanism 6, so that the elastic support mechanism 6 can play a role in slowing down the descending of the second roller above the elastic support mechanism, and the situation that the second roller above the elastic support mechanism cannot descend due to too large force is avoided, that is, it can be understood that the maximum elastic force provided by the elastic support mechanism 6 is smaller than the gravity of the second roller above the elastic support mechanism.
In this embodiment, a limit space defined by the fixed beam 3 and the bracket main body is provided between the fixed beam 3 and the bracket main body, the movable bearing block 5 is movably disposed in the limit space, and the elastic support mechanism 6 and the screw 1 are respectively disposed on two sides of the movable bearing block 5 relatively.
In this embodiment, a fixing groove is formed on the bracket main body, a part of the elastic support mechanism 6 is disposed in the fixing groove, and the rest is exposed from the fixing groove and fixedly connected to the movable bearing block 5, wherein the elastic support mechanism may be a member capable of providing elastic buffer force, such as a support spring.
In this embodiment, the screw rod 1 is further fixedly connected with a handle nut 2, and the handle nut 2 is rotated to drive the screw rod 1 to rotate together.
In the embodiment, the screw 1 is engaged with the handle nut 2 and is connected with the stabilizing block 4 through the fixed beam 3, and the pitch of the screw 1 corresponds to the rolling control error, if the pitch of the screw is a and the rolling control error is ± b, it is required that b is not less than a and not more than 500 b.
In the embodiment, the handle nut 2 has a thread engaged with the screw rod 1, and the shape of the handle nut 2 includes, but is not limited to, a labor-saving lever structure such as a circle, a square, a triangle, etc.
In this embodiment, a stabilizing block 4 is further fixedly arranged on the movable bearing block 5, the screw rod 1 is in threaded connection with the stabilizing block 4, and the stabilizing block 4 can change the point contact mode of the screw rod 1 and the movable bearing block 5, so that the effect of reducing the shaking in the lifting process is achieved.
In this embodiment, the fixed beam 3 is further provided with a measuring instrument 7, the measuring instrument 7 includes a display instrument and a telescopic measuring rod, one end of the measuring rod is in contact with the movable bearing block 5, the measuring rod can be contracted under the action of an external force provided by the movable bearing block 5, and the display instrument is used for displaying the contraction length of the measuring rod.
In this embodiment, the fixed beam 3 has a screw through hole, i.e. the aforementioned mounting hole, and also has a through hole that fits the measuring rod of the measuring instrument, and the through hole that fits the measuring rod of the measuring instrument has a fixing nut therein, which is capable of fixing the measuring rod.
In this embodiment, the measuring rod has a telescopic rod connected to the spring inside, and when the telescopic rod at the bottom of the measuring rod is contracted by a force, the display instrument displays the contracted length, wherein the precision of the measuring instrument should be adapted to the rolling control error ± b.
In this embodiment, first roller and second roller respectively through the bearing with support main part, activity carrier block 5 rotate to be connected, it needs to explain be, the structure of first roller and second roller can be the same, first roller and second roller all include the roll surface 8 and the pivot 9 of coaxial setting, first roller and second roller through pivot 9 with support main part or activity carrier block 5 rotate to be connected.
In this embodiment, the roller surface 8 is made of a material with a high thermal conductivity, and the material of the roller surface 8 includes, but is not limited to, stainless steel, copper, and the like.
In this embodiment, first rolling wheel and second rolling wheel all can free rotation, and what is shown in fig. 1 is that the first rolling wheel that is located below relatively is unmovable, and the second rolling wheel that is located above relatively is movable, and of course, in the concrete implementation process, first rolling wheel and second rolling wheel all can move in the assigned direction along the fixed bolster.
In this embodiment, the screw rod 1 is engaged with the handle nut 2 through threads and is connected with the stabilizing block 4 through a mounting hole on the fixed cross beam 3, one end of the stabilizing block 4 is connected with the screw rod 1, the other end of the stabilizing block is connected with the movable bearing block 5, the middle part of the movable bearing block 5 is connected with the rotating shaft 9, one side of the lower end of the movable bearing block 5, which is back to the fixed cross beam 3, is supported by the elastic supporting mechanism 6, the measuring rod of the measuring instrument 7 is fixed on the fixed cross beam 3, the contact end of the measuring telescopic sleeve rod at the bottom of the measuring instrument is in contact with the upper surface of the movable bearing block 5, which is back to the elastic supporting mechanism 6, and the fixed support 10 ensures that the components can be stabilized at the position of the measuring instrument.
In this embodiment, when the handle nut 2 is used specifically, the screw 1 engaged with the handle nut can be lifted by screwing to lift the second rolling wheel, and the gap between the two sets of rolling wheels can be adjusted by this way, so as to achieve the purpose of rolling and compounding the fiber tows wrapped with the molten material.
In this embodiment, because only the motion mode that the screw rod removed about, so can reduce the degree of freedom of upper end roller wheel (be second roller wheel, lower with), and the roller surface contact of upper end roller wheel can rely on self gravity and lower extreme roller wheel, so handle nut 2 twist the mode and can only promote upper end roller wheel, further reduced the space of rocking of upper end roller wheel.
In this embodiment, the design that elastic support mechanism 6 and measuring instrument 7 are located 5 both sides of activity carrier block can guarantee that elastic support mechanism 6 one side is a little higher than measuring instrument 7 one side all the time, then can guarantee that the upper end roller wheel both sides that are located activity carrier block 5 can not take place to rock about, and the upper end roller wheel descends through self gravity, slidingtype handle 2 plays the buckle effect, so can guarantee that the upper end roller wheel can not take place to rock from top to bottom, can realize adjusting and the purpose in two sets of roller wheel clearances through the one kind of roller press fibre silk bundle melting combined material device that this embodiment provided promptly.
When the device for rolling fiber tows to melt a composite material provided by the embodiment is operated, the device mainly comprises the following steps:
the method comprises the following steps:
before rolling, the device needs to be reset and calibrated, firstly, a handle type nut 2 is screwed, and the elastic support mechanism 6 is compressed by using the self weight reduction of a movable bearing block 5 and a second rolling wheel until the roller surfaces of the two rolling wheels are contacted, and a measuring instrument 7 is subjected to zero resetting and calibration;
step two:
after the zeroing calibration is carried out, the second rolling wheel needs to be lifted, a gap is formed between the two groups of rolling wheels, continuous fiber tows wrapping a molten material are prepared to pass through, the handle type nut 2 is screwed again, and the movable bearing block 5 is lifted upwards by utilizing the meshing action between the handle type nut 2 and the screw rod 1 until the gap between the roller surfaces of the two groups of rolling wheels can meet the requirement that the continuous fiber tows pass through;
step three:
carry out roll-in fibre silk bundle melting combined material, the continuous fibers silk bundle that will have melting material through covering machine, surface parcel passes through the clearance between two sets of rolling wheels to on winding to the wire rod rolling machine, carry out the regulation work of this device again, make melting material can evenly compound into in the fibre silk bundle: screwing the handle type nut 2, and utilizing the weight reduction of the movable bearing block 5 and the rolling wheels to compress the elastic supporting mechanism 6, and paying attention to the display on the display instrument 7 so as to prevent the fiber tows from being broken due to too small gap between the two groups of rolling wheels; at the moment, when the molten material wrapping the fiber tows passes through the gap, the first rolling wheel and the second rolling wheel rotate under the action of resistance, so that the molten material can be compounded into the fiber tows; in the process, the clearance between the two groups of rolling wheels can be adjusted by screwing the handle nut 2 so as to control the compounding degree between the fiber tows and the molten material.
The device for rolling the fiber tows to melt the composite material, provided by the embodiment of the utility model, has the advantages of simple structure, simplicity and convenience in use and operation, and capability of stabilizing the clearance between the rolling wheels at the micron level and controlling the error within +/-1 micron through the self structure under the condition of low manufacturing precision, so that the compounding of the continuous fiber tows and the melt composite material can be more stably promoted.
The device for rolling the fiber tows to melt the composite materials is different from the traditional active type rolling machine, adopts a passive rolling mode, and utilizes the traction force in the continuous fiber tow collecting process and the resistance of the molten composite materials wrapped on the fiber tows to roll, so that the condition of multi-direction stress in the collecting process can be reduced, the continuous production is more facilitated, and the condition of breaking in the fiber tow collecting process is avoided.
The device for rolling the fiber tows to melt the composite materials, which is provided by the embodiment of the utility model, is different from the traditional passive fixed type rolling wheels, can flexibly adjust the gap between the two rolling wheels, can adjust the gap between the rolling wheels to match fiber tows with different thicknesses, and has the advantage of rolling and compounding the fiber tows with various thicknesses.
The device for rolling the fiber tow fused composite material provided by the embodiment of the utility model has the advantages of small volume and light weight, can be close to a cladding machine, can directly utilize the waste heat of the fused material for rolling, and has the advantages of energy conservation and high efficiency because the rolling precision is easy to control, accurate and stable, and only one rolling process is carried out, so that a roller is not required to be heated, and the device is not required to be placed in a high-temperature environment for working.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the utility model, and not to limit the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (10)
1. A device for rolling fiber tows to melt a composite material, comprising: the device comprises a fixed support, and a first rolling wheel and a second rolling wheel which are rotationally matched with the fixed support, wherein a gap through which a fiber bundle can pass is formed between the roll surfaces of the first rolling wheel and the second rolling wheel;
and at least one of the first rolling wheel and the second rolling wheel can move on the fixed support along a specified direction, an elastic supporting mechanism is arranged between the first rolling wheel and the second rolling wheel, the width of a gap between the first rolling wheel and the second rolling wheel can be adjusted along the specified direction under the action of resultant force of external force and elastic force provided by the elastic supporting mechanism, wherein the specified direction is parallel to the width direction of the gap, and the elastic force provided by the elastic supporting mechanism is smaller than the gravity of the first rolling wheel or the second rolling wheel.
2. The rolled fiber tow fused composite device of claim 1, wherein: the first rolling wheel is arranged at a fixed position of the fixed support, and the second rolling wheel is movably matched with the fixed support and can move along the fixed support along a designated direction.
3. The rolled fiber tow fused composite device of claim 2, wherein: the fixed support comprises a support main body, a fixed cross beam and a movable bearing block, the fixed cross beam is fixedly connected with the support main body, and the movable bearing block is movably arranged between the fixed cross beam and the support main body along the designated direction;
the movable bearing block is connected with the fixed cross beam through a screw rod, the elastic supporting mechanism is arranged between the movable bearing block and the support main body, the elastic supporting mechanism is respectively and fixedly connected with the movable bearing block and the support main body, the movable bearing block can move between the fixed cross beam and the support main body, the first rolling wheel is in running fit with the support main body, and the second rolling wheel is in running fit with the movable bearing block.
4. A rolled fiber tow fused composite device according to claim 3, wherein: the fixed cross beam is provided with a mounting hole, the screw rod is arranged in the mounting hole and in threaded connection with the mounting hole, one end of the screw rod is in threaded connection with the movable bearing block, the screw rod can move along the axial direction of the screw rod together with the movable bearing block by screwing the screw rod, and the axial direction of the screw rod is parallel to the designated direction.
5. The rolled fiber tow fused composite device of claim 4, wherein: the screw rod is also fixedly connected with an operating handle, and the screw rod can be driven to rotate together by rotating the operating handle.
6. The rolled fiber tow fused composite device of claim 4, wherein: the movable bearing block is further fixedly provided with a stabilizing block, and the screw rod is in threaded connection with the stabilizing block.
7. The rolled fiber tow fused composite device of claim 4, wherein: a limiting space formed by enclosing the fixed cross beam and the support main body is arranged between the fixed cross beam and the support main body, the movable bearing block is movably arranged in the limiting space, and the elastic supporting mechanism and the screw rod are respectively and oppositely arranged on two sides of the movable bearing block.
8. A rolled fiber tow fused composite device according to claim 3, wherein: the support comprises a support body and is characterized in that a fixing groove is formed in the support body, a part of the elastic supporting mechanism is arranged in the fixing groove, and the rest part of the elastic supporting mechanism is exposed out of the fixing groove and is fixedly connected with the movable bearing block.
9. A rolled fiber tow fused composite device according to claim 3, wherein: the measuring instrument is further arranged on the fixed cross beam and comprises a display instrument and a telescopic measuring rod, one end of the measuring rod is in contact with the movable bearing block, the measuring rod can contract under the action of external force provided by the movable bearing block, and the display instrument is used for displaying the contraction length of the measuring rod.
10. A rolled fiber tow fused composite device according to claim 3, wherein: the first rolling wheel and the second rolling wheel are respectively connected with the bracket main body and the movable bearing block in a rotating mode through bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220495848.6U CN217021482U (en) | 2022-03-09 | 2022-03-09 | Device for rolling fiber tows to melt composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220495848.6U CN217021482U (en) | 2022-03-09 | 2022-03-09 | Device for rolling fiber tows to melt composite material |
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| Publication Number | Publication Date |
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| CN217021482U true CN217021482U (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220495848.6U Active CN217021482U (en) | 2022-03-09 | 2022-03-09 | Device for rolling fiber tows to melt composite material |
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| Country | Link |
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| CN (1) | CN217021482U (en) |
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- 2022-03-09 CN CN202220495848.6U patent/CN217021482U/en active Active
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