CN220437838U - Carbon fiber multifilament sampling system - Google Patents

Abstract

The utility model discloses a carbon fiber multifilament sampling system, which relates to the technical field of silk thread sampling and comprises a material frame assembly, a sampling assembly and a wire assembly, wherein the material frame assembly is used for installing a loading roller, the setting direction of the sampling assembly is perpendicular to the setting direction of the material frame assembly, carbon fiber multifilament is wound on the sampling assembly and used for sampling, a contact block matched with the wire assembly is fixedly connected on the material frame assembly, the contact block and the wire assembly are matched with each other to enable the carbon fiber multifilament to be uniformly wound on the sampling assembly, and a wire changing assembly is fixedly connected between the material frame assembly and the sampling assembly. Compared with the prior art, the carbon fiber multifilament sampling system provided by the utility model has the advantages that the efficiency of carbon fiber multifilament sampling is improved, a large amount of labor cost is saved, the sampling time is reduced, and the sampling assembly is matched with the adjusting assembly, so that a plurality of carbon fiber multifilament sample rings exist in the sampling assembly at the same time, and the time for preparing the carbon fiber multifilament sample is saved.

Description

Carbon fiber multifilament sampling system

Technical Field

The utility model relates to the technical field of silk thread sampling, in particular to a carbon fiber multifilament sampling system.

Background

The carbon fiber is used as a novel strategic material with light weight and high strength, and is widely applied to the fields of high-precision weapons and comprehensive national economy such as aerospace, civil leisure, rail transit, wind power carbon beams and the like. The carbon fiber is used as a load-carrying structural material of the composite material, and the surface sizing agent is important in the later-stage composite material part, in particular to the interfacial bonding capability of the carbon fiber material and matrix resin, so that the content of the carbon fiber multifilament sizing agent is an important index for performance evaluation.

The carbon fiber multifilament yarn is typically tested using a soxhlet extraction method. According to the method, a carbon fiber sample with a certain quality is firstly prepared, a tester usually withdraws a sample with a certain length from a carbon fiber shaft by a manual method, winds the sample into a bundle, and puts the bundle into a Soxhlet extraction filter cylinder. The existing manual sampling method needs to occupy a great deal of manpower and time, and has low working efficiency.

Disclosure of Invention

The utility model aims to provide a carbon fiber multifilament sampling system which is convenient for improving the efficiency of carbon fiber multifilament sampling, saves a great deal of labor cost and reduces the sampling time.

In order to achieve the above object, the utility model provides a carbon fiber multifilament sampling system, which comprises a material frame component, a sampling component and a wire component, wherein the material frame component is used for installing a loading roller, the setting direction of the sampling component is vertical to the setting direction of the material frame component, the carbon fiber multifilament is wound on the sampling component and used for sampling, a contact block matched with the wire component is fixedly connected on the material frame component, the contact block and the wire component are matched to enable the carbon fiber multifilament to be uniformly wound on the sampling component, and a wire changing component is fixedly connected between the material frame component and the sampling component.

In one or more embodiments, the material rack assembly comprises a pair of material roller supports, the material roller is rotatably connected between the pair of material roller supports, and a first motor is fixedly connected to one side of the material roller support away from the eccentric block.

In one or more embodiments, the sampling assembly includes a sampling roller support, an inflatable shaft rotatably coupled to the sampling roller support, and a second motor fixedly coupled to an end of the sampling roller support distal from the inflatable shaft.

In one or more embodiments, the wire assembly includes a pair of connecting rod brackets, a first connecting rod, a spring and a slider, the first connecting rod is fixedly connected between the pair of connecting rod brackets, the slider is slidably connected to the first connecting rod, the spring is fixedly connected between the slider and the connecting rod brackets, the slider contacts with the contact block, and the slider is provided with a through hole.

In one or more embodiments, one end of the slider is fixedly connected with an extension block matched with the contact block, a groove matched with the through hole is formed in the extension block, an adjusting component is fixedly connected to the extension block, and the adjusting component can be used for adjusting the position of the carbon fiber multifilament wound on the sampling component.

In one or more embodiments, the adjusting assembly comprises a threaded rod and an eccentric block, a threaded hole is formed in the extension block, the threaded rod is in threaded connection with the threaded hole, the eccentric block is fixedly connected with the threaded rod, and one end of the eccentric block is in contact with the contact block.

In one or more embodiments, a nut is fixedly connected to the threaded rod.

In one or more embodiments, the wire changing assembly includes a second connecting rod and a wire guiding wheel rotatably connected to the second connecting rod, and the wire guiding wheel is provided with a wire guiding groove.

In one or more embodiments, the carbon fiber multifilament sampling system further comprises a base, and the material rack assembly, the sampling assembly, the wire assembly and the wire changing assembly are all fixedly connected to the upper end of the base.

Compared with the prior art, the carbon fiber multifilament sampling system provided by the utility model has the following advantages:

1) The efficiency of carbon fiber multifilament sampling is improved conveniently, a great amount of labor cost is saved, and meanwhile, the time for sampling is reduced;

2) The sampling assembly and the adjusting assembly are matched, so that the sampling assembly can have a plurality of carbon fiber multifilament sample rings at the same time, and the time for preparing the carbon fiber multifilament sample is saved;

3) The carbon fiber multifilament sample rings with different specifications can be prepared by replacing eccentric blocks with different specifications;

4) And the carbon fiber multifilament sample ring is convenient to take off.

Drawings

Fig. 1 is a schematic structural view of a carbon fiber multifilament sampling system according to an embodiment of the utility model.

FIG. 2 is a schematic view of the structure at A in FIG. 1

Fig. 3 is a top view of a carbon fiber multifilament sampling system according to an embodiment of the utility model.

Fig. 4 is a schematic diagram of a carbon fiber multifilament sampling system according to an embodiment of the utility model.

Fig. 5 is a schematic diagram of the structure at B in fig. 4.

Fig. 6 is a schematic structural view of a wire assembly according to an embodiment of the present utility model.

The main reference numerals illustrate:

1. a work or material rest assembly; 101. a material roller; 102. a material roller bracket; 103. a first motor; 2. a sampling assembly; 201. a sampling roller support; 202. an air expansion shaft; 203. a second motor; 3. a wire assembly; 301. a connecting rod bracket; 302. a first connecting rod; 303. a spring; 304. an extension block; 3041. a groove; 305. a slide block; 3051. a through hole; 4. a variable line assembly; 401. a second connecting rod; 402. a wire guide wheel; 4021. a wire groove; 5. a base; 6. a threaded rod; 7. an eccentric block; 8. a nut; 9. and a contact block.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

Referring to fig. 1 to 6, a carbon fiber multifilament sampling system according to an embodiment of the present utility model includes a material frame assembly 1, a sampling assembly 2, a wire assembly 3 and a wire changing assembly 4, and further includes a base 5, wherein the material frame assembly 1, the sampling assembly 2, the wire assembly 3 and the wire changing assembly 4 are all installed at an upper end of the base 5. The work or material rest subassembly 1 is used for installing material roller 101, and sampling subassembly 2 is used for with the winding sample, and wire subassembly 3 plays the effect of reason line with contact block 9 cooperation for carbon fiber multifilament can regularly wind on sampling subassembly 2, and the use of being convenient for when the test is difficult for causing the condition of kinking.

Referring to fig. 1, the direction in which the sampling assembly 2 is disposed is perpendicular to the direction in which the rack assembly 1 is disposed, and the yarn changing assembly 4 is used for changing the direction of the carbon fiber multifilament, so that the carbon fiber multifilament on the rack assembly 1 can be connected with the sampling assembly 2 through the yarn changing assembly 4.

Referring to fig. 1 to 6, the wire changing assembly 4 includes a second connecting rod 401 and a wire guiding wheel 402, the wire guiding wheel 402 is rotatably connected to the second connecting rod 401, a wire guiding groove 4021 is formed in the wire guiding wheel 402, the side wall of the wire guiding groove 4021 is smooth, and excessive friction between the carbon fiber multifilament and the side wall of the wire guiding groove 4021 can be avoided to the greatest extent through the rotating wire guiding wheel 402 and the wire guiding groove 4021.

Preferably, the wire changing component 4 may also be a connecting rod with the same height as the material rack component 1 and the sampling component 2, and the connecting rod is provided with penetrating holes matched with the material rack component 1 and the sampling component 2 for penetrating carbon fiber multifilament, and of course, the penetrating holes also need to be round-guiding corners, and the smoothness of the penetrating holes needs to be ensured, so that excessive friction between the carbon fiber multifilament and the inner wall of the penetrating holes is avoided, and the detection result is influenced.

Wherein, fixedly connected with and wire subassembly 3 assorted contact block 9 on the work or material rest subassembly 1, contact block 9 is used for driving wire subassembly 3 for wire subassembly 3 can be at back and forth movement, and sample subassembly 2 and work or material rest subassembly 1 are all in the time of the operation, and carbon fiber multifilament is along with wire subassembly 3 back and forth movement, makes carbon fiber multifilament can even winding on sample subassembly 2.

Referring to fig. 1, the stock frame assembly 1 includes a pair of stock roll holders 102, a stock roll 101 rotatably connected between the pair of stock roll holders 102, and a carbon fiber multifilament yarn wound around the stock roll 101. A pair of rotating rods are arranged on opposite surfaces of the material roller support 102, the material roller 101 is arranged on the rotating rods, one rotating rod is driven by a first motor 103, the first motor 103 is arranged at one end of the material roller support 102, which is far away from the contact block 9, the rotating rod rotates with the material roller 101 when rotating, the rotating rod rotates with the other rotating rod, the contact block 9 is rotated with the other rotating rod, and the contact block 9 drives the wire assembly 3 in the rotating process, so that the wire assembly 3 can play a role in wire arrangement.

Referring to fig. 1 to 2, the wire assembly 3 includes a pair of connection rod holders 301, a first connection rod 302, a spring 303, and a slider 305, the first connection rod 302 is fixedly connected between the pair of connection rod holders 301, the slider 305 is slidably connected to the first connection rod 302, the spring 303 is fixedly connected between the slider 305 and the connection rod holders 301, the spring 303 is sleeved on the first connection rod 302, the spring 303 is an extension spring, the spring 303 is pushed to one end by the eccentric block 7 to move, the spring 303 deforms, and after the slider 305 is not contacted with the contact block 9, the spring 303 can return to the opposite direction with the slider 305, and one end surface of the slider 305 can contact with the contact block 9. Since the speed of rotation of the contact block 9 is uniform, that is, the speed of the sliding block 305 sliding back and forth is uniform, that is, the speed of rotation of the contact block 9 and the speed of the sliding block 305 sliding back and forth are matched, the carbon fiber multifilament can be uniformly wound on the sampling assembly 2 all the time.

As shown in fig. 4 to 5, the slider 305 is provided with a through hole 3051, and the carbon fiber multifilament is connected to the sampling assembly 2 through the through hole 3051. Both ends of the through hole 3051 are respectively provided with a rounded corner, so that when the carbon fiber multifilament is contacted with the side wall of the through hole 3051, the situation that the carbon fiber multifilament is scratched due to sharp calls is avoided, and the final detection result is affected.

Referring to fig. 1 to 5, the sampling assembly 2 includes a sampling roller support 201, an air expansion shaft 202 and a second motor 203, the air expansion shaft 202 is rotatably connected to the sampling roller support 201, and the second motor 203 is fixedly connected to one end of the sampling roller support 201 far away from the air expansion shaft 202. The second motor 203 can drive the inflatable shaft 202 to rotate, and meanwhile, the second motor 203 can also drive the inflatable shaft 202 to expand or contract. Before sampling, one end of the carbon fiber multifilament is fixed on the air expansion shaft 202, then the first motor 103 and the second motor 203 are started, so that the carbon fiber multifilament can be wound on the air expansion shaft 202, and when the carbon fiber multifilament on the air expansion shaft 202 is taken down, the air expansion shaft 202 is contracted through the second motor 203, so that the carbon fiber multifilament sample ring can be taken down conveniently.

The parameters taught by the first motor 103 and the second motor 203 are communicated, and the two motors enable the material rack assembly 1 to feed during winding of the sampling assembly 2, so that the carbon fiber multifilament can not bear tensile force or other forces during the process, and the integrity of the carbon fiber multifilament sample can be ensured.

As shown in fig. 1, the heights of the first motor 103 and the sampling roller support 201 are larger than the length of the contact block 9, so that the contact block 9 can rotate around the rotation rod as an axis.

Referring to fig. 2 and 5, one end of the slider 305 is fixedly connected with an extension block 304 matched with the contact block 9, the extension block 304 is fixedly connected with the slider 305, and an adjusting component is fixedly connected to the extension block 304 and can be used for adjusting the position of the carbon fiber multifilament wound on the sampling component 2.

Wherein, the extending block 304 is provided with a groove 3041 matched with the through hole 3051, and the groove 3041 can ensure that the extending block 304 is not contacted with the carbon fiber multifilament. I.e., the carbon fiber multifilament yarn is not affected by the extension block 304 during the winding process.

Referring to fig. 2 and 5, the adjustment assembly is in contact with the contact block 9, and the adjustment assembly is always in contact with the contact block 9 when the contact block 9 is rotated. I.e. by the cooperation of the spring 303 and the contact block 9, the contact block 9 is always in contact with the adjustment assembly.

Specifically, the adjusting component comprises a threaded rod 6 and an eccentric block 7, and the threaded rod 6 and the eccentric block 7 are fixedly connected. The extension piece 304 is provided with a threaded hole, the threaded rod 6 is in threaded connection with the threaded hole, one end of the eccentric piece 7 is in contact with the contact piece 9, and the threaded rod 6 in threaded connection with the threaded hole is screwed, so that one end of the threaded rod 6 away from the eccentric piece 7 moves towards one end close to the eccentric piece 7, namely, the distance between the contact piece 9 and the extension piece 304 can be controlled by the adjusting component, and a plurality of carbon fiber multifilament samples can be wound on one sampling component 2.

Preferably, the contact block 9 is fixed on the rotating rod through clamping, the outer diameter of a circle formed in the rotation process of the contact block 9 can be changed by changing the contact block 9 with different types, namely, changing the contact block 9 with different lengths, carbon fiber multifilament samples with different lengths can be realized by changing the length of the contact block 9, and the distance between the extension block 304 and the contact block 9 is adjusted through the adjusting assembly, so that a plurality of carbon fiber multifilament samples can be wound on the sampling assembly 2 at the same time.

Referring to fig. 2 and 5, a nut 8 is fixedly connected to the threaded rod 6, and stability of threaded connection between the threaded rod 6 and the threaded hole can be enhanced by the nut 8.

In use, referring to fig. 3, the material roller 101 is first clamped on the rotating rod, one end of the carbon fiber multifilament passes through the wire changing assembly 4 and passes through the through hole 3051, then one end of the carbon fiber multifilament is fixed on the inflatable shaft 202, the fixed inflatable shaft 202 can be inflated through a leather rope or other fasteners, after the fixation is completed, the inflatable shaft 202 is started to expand the inflatable shaft 202, then the second motor 203 and the first motor 103 are started, the second motor 203 and the first motor 103 co-workers rotate with the inflatable shaft 202 and the material roller 101, the material roller 101 rotates with the contact block 9 in the rotating process, the slider 305 moves to the end far away from the contact block 9 in the rotating process of the contact block 9, and after the contact block 9 rotates to be out of contact with the eccentric block 7, the variable performance is released through the spring 303, so that the eccentric block 7 can be clung to the contact block 9. That is, the contact block 9 can reciprocate with the slider 305 during rotation, so that the carbon fiber multifilament can be uniformly wound around the air-expanding shaft 202.

When it is necessary to adjust the position of the carbon fiber multifilament wound around the balloon shaft 202, the slider 305 is first moved away from the contact block 9 by rotating the threaded rod 6, and the position of the carbon fiber multifilament wound around the sampling assembly 2 can be changed, that is, a plurality of carbon fiber multifilament sample rings can be wound around one sampling assembly 2.

When the length of the carbon fiber multifilament sample ring needs to be adjusted, the length of the contact block 9 can be changed.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims (9)

1. A carbon fiber multifilament sampling system, comprising:

a material rack assembly for mounting a loading roller;

the direction in which the sampling assembly is arranged is perpendicular to the direction in which the material rack assembly is arranged, and the carbon fiber multifilament is wound on the sampling assembly for sampling;

the material frame component is fixedly connected with a contact block matched with the wire component, and the contact block is matched with the wire component to enable the carbon fiber multifilament to be uniformly wound on the sampling component;

and a wire changing assembly is fixedly connected between the material rack assembly and the sampling assembly.

2. A carbon fiber multifilament sampling system according to claim 1, wherein the material rack assembly comprises a pair of material roll holders, the material roll being rotatably connected between the pair of material roll holders, the material roll holders being fixedly connected with the first motor on a side thereof remote from the eccentric mass.

3. A carbon fiber multifilament sampling system according to claim 1, wherein the sampling assembly comprises a sampling roller support, an inflatable shaft rotatably connected to the sampling roller support, and a second motor fixedly connected to an end of the sampling roller support remote from the inflatable shaft.

4. A carbon fiber multifilament sampling system according to claim 1, wherein the wire assembly comprises a pair of connecting rod brackets, a first connecting rod fixedly connected between the pair of connecting rod brackets, a spring and a slider slidably connected to the first connecting rod, the spring is fixedly connected between the slider and the connecting rod brackets, the slider contacts the contact block, and the slider is provided with a through hole.

5. The carbon fiber multifilament sampling system according to claim 4, wherein one end of the slider is fixedly connected with an extension block matched with the contact block, a groove matched with the through hole is formed in the extension block, and an adjusting assembly is fixedly connected to the extension block and can be used for adjusting the position of the carbon fiber multifilament wound on the sampling assembly.

6. A carbon fiber multifilament sampling system according to claim 5, wherein the adjustment assembly comprises a threaded rod and an eccentric block, the elongated block is provided with a threaded hole, the threaded rod is threaded into the threaded hole, the eccentric block and the threaded rod are fixedly connected, and one end of the eccentric block is in contact with the contact block.

7. A carbon fiber multifilament sampling system according to claim 6, wherein a nut is fixedly attached to the threaded rod.

8. A carbon fiber multifilament sampling system according to claim 1, wherein the yarn changing assembly comprises a second connecting rod and a yarn guiding wheel rotatably connected to the second connecting rod, and wherein the yarn guiding wheel is provided with a yarn guiding groove.

9. A carbon fiber multifilament sampling system according to claim 1, further comprising a base, wherein the frame assembly, the sampling assembly, the wire assembly and the variability wire assembly are fixedly connected to an upper end of the base.