CN220464127U - Cutting mechanism for cutting carbon fiber dry prepreg - Google Patents
Cutting mechanism for cutting carbon fiber dry prepreg Download PDFInfo
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- CN220464127U CN220464127U CN202322355113.0U CN202322355113U CN220464127U CN 220464127 U CN220464127 U CN 220464127U CN 202322355113 U CN202322355113 U CN 202322355113U CN 220464127 U CN220464127 U CN 220464127U
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- mechanical arm
- cutter head
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- 238000005520 cutting process Methods 0.000 title claims abstract description 89
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 33
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 33
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 42
- 238000003860 storage Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 24
- 239000000428 dust Substances 0.000 claims description 19
- 238000007664 blowing Methods 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 26
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009825 accumulation Methods 0.000 abstract description 6
- 229920005989 resin Polymers 0.000 description 16
- 239000011347 resin Substances 0.000 description 16
- 239000002131 composite material Substances 0.000 description 12
- 239000004744 fabric Substances 0.000 description 8
- 239000012943 hotmelt Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 3
- 239000011157 advanced composite material Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Reinforced Plastic Materials (AREA)
Abstract
The utility model relates to a cutting mechanism for cutting carbon fiber dry prepreg, which comprises a cutter head, wherein an assembly part is arranged on the cutter head; the mechanical arm assembly is used for connecting the cutter head and the cutting mechanism, and is provided with a mounting part; and the cleaning device comprises a supporting structure and a cleaner, one end of the supporting structure is rotationally connected with the mechanical arm assembly, and the supporting structure can be switched between a storage position and a working position. According to the utility model, the cutter head can be selected according to different types of prepregs to be cut, meanwhile, the cleaning device can aim at the cutting position of the cutter head in a working state, so that residual scraps and fibers brought by cutting are repeatedly cleaned, the cutting area is kept clean and tidy, the influence of scraps accumulation on the cutting quality is avoided, the time and labor cost of cleaning work are reduced, and the production efficiency is improved; the cleaning device can be contracted to the two sides of the mechanical arm assembly in an idle state, so that the cleaning device is convenient to put in, and the cleaning device is compact in structure and small in occupied space.
Description
Technical Field
The utility model relates to the technical field of cutting equipment, in particular to a cutting mechanism for cutting carbon fiber dry prepreg.
Background
The prepreg is prepared by impregnating continuous fibers or fabrics with a resin matrix under strictly controlled conditions, and the composition of the resin matrix and the reinforcement is an intermediate material for manufacturing a composite material.
The preparation method of the prepreg comprises a dry method and a wet method. The dry method is classified into a powder method and a hot melt resin method (the latter is also called a hot melt method). Powder prepregs are composites in which resin powder adheres to the fibers and, after partial melting, forms a discontinuous resin, the fibers not being sufficiently saturated with resin. Compared with the composite material made of the dry prepreg and the wet prepreg, the composite material has better appearance and higher control accuracy of the resin content in the material. For advanced composites for aviation, hot melt composites often exhibit superior wet heat stability than solution composites: the retention rate of the mechanical properties (such as flexural modulus, strength, interlaminar shear strength and the like) of the former, particularly the retention rate of the high-temperature mechanical properties, is obviously higher than that of the latter when the material is boiled in boiling water for 48 hours.
At present, during the cutting process of the carbon fiber dry prepreg, a large amount of scraps and fiber residues are often generated, and the residues not only increase the difficulty of cleaning work, but also can negatively influence the cutting quality and the product performance. Traditional cleaning method often needs the manual work to clean, and is consuming time and labor, and the effect is limited, can't thoroughly solve this problem, simultaneously, needs the solitary space to accomodate cleaning appliance after the manual cleaning is accomplished, increases manual work load.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a cutting mechanism for cutting carbon fiber dry prepreg, which solves the technical problems that a large amount of scraps and fiber residues are generated in the traditional cutting process for cleaning and cutting the carbon fiber dry prepreg, the time and labor consumption effect is limited, and the cleaning tool is troublesome to store.
The utility model provides a cutting mechanism for cutting carbon fiber dry prepreg, which comprises the following components:
the tool bit is provided with an assembling part;
the mechanical arm assembly is used for connecting the cutter head and the cutting mechanism, a mounting part is arranged on the mechanical arm assembly, and the mounting part is connected with the mounting part; and
the cleaning device comprises a supporting structure and a cleaner, one end of the supporting structure is rotationally connected with the mechanical arm assembly, the supporting structure can be switched between a storage position and a working position, the supporting structure is attached to the mechanical arm assembly in the storage position, the supporting structure is separated from the mechanical arm assembly and enables the cleaner to face to a cutting position of the cutter head, and dust impurities generated when the cleaner cuts the carbon fiber dry-method prepreg are sucked or blown away.
In some embodiments of the present utility model, the support structure includes a first connecting rod, a second connecting rod, a first hinge, a second hinge, and a third hinge, wherein one end of the first connecting rod is connected with a side wall of the mechanical arm assembly through the first hinge, the other end of the first connecting rod is connected with one end of the second connecting rod through the second hinge, and the other end of the second connecting rod is connected with the cleaner through the third hinge;
when the mechanical arm assembly is in a working position, one end of the first connecting rod is inclined towards the direction away from the mechanical arm assembly; the second connecting rod is obliquely arranged towards the cutting position direction of the cutter head from one end of the second connecting rod to the other end of the second connecting rod.
In some embodiments of the utility model, the mounting portion includes an elastic member, a fixing member, and a sliding member;
the sliding piece is sleeved on the mechanical arm assembly, a first bulge is arranged on the outer wall of the mechanical arm assembly, a second bulge is arranged on the inner surface of the sliding piece, a space is formed between the first bulge and the second bulge, and the elastic piece is arranged in the space;
the mechanical arm assembly is of a hollow structure, one end of the tool bit is inserted into the hollow structure, through holes corresponding to the fixing pieces are formed in the side wall of the mechanical arm assembly, and the fixing pieces are partially inserted into the corresponding through holes;
when the elastic piece is in a diastole state, the second bulge shields the through hole, and part of the structure of the fixing piece is pressed into the hollow structure, so that the fixing piece is matched and fixed with the cutter head, and when the elastic piece is in a contraction state, the through hole is exposed, so that the fixing piece and the cutter head are unlocked.
In some embodiments of the present utility model, the assembly portion includes a first mounting post and a second mounting post connected in sequence, the cross-sectional area of the first mounting post is smaller than the cross-sectional area of the second mounting post, and the second mounting post is connected with the tool bit;
the outer surface of the second mounting column is provided with an annular groove, and when the assembly part is inserted into the hollow structure, the fixing part is partially clamped into the annular groove.
In some embodiments of the utility model, the slide comprises steel balls.
In some embodiments of the utility model, the resilient member comprises a spring.
In some embodiments of the utility model, the tool bit is a beveled tool bit or a pointed tool bit.
In some embodiments of the present utility model, the number of the cleaning devices is plural, and the plural cleaning devices are arranged at intervals along the circumferential direction of the mechanical arm assembly.
In some embodiments of the utility model, the cleaner is a blowing gun, and the blowing gun is connected with a first hose, and the first hose is used for externally connecting a fan and conveying wind power to the blowing gun.
In some embodiments of the utility model, the cleaner is a dust collector, and a second hose is connected to the dust collector, and the second hose is used for transporting dust impurities sucked by the dust collector.
The cutting mechanism for cutting the carbon fiber dry prepreg has the advantages that:
according to the cutting mechanism for cutting the carbon fiber dry-method prepreg, provided by the utility model, the edge burning of the prepreg caused by using a laser machine to sample is avoided by adopting a mode of cutting the prepreg by a cutter head; meanwhile, the cleaning device is arranged, under the working state, the direction of the cleaner can be adjusted through the supporting structure, the outlet of the cleaner aims at the cutting position of the cutter head, residual scraps and fibers brought by cutting the prepreg are repeatedly cleaned, the cutting area is kept clean and tidy, the influence of accumulation of the residual scraps on the cutting quality of the cutter head is avoided, the time and labor cost of manual cleaning work are reduced by using the cleaner to clean the residual scraps, the production efficiency is improved, and the cutting process is more accurate, efficient and clean; the cleaning device can be contracted to the side part of the mechanical arm assembly in an idle state, so that the cleaning device is convenient to put in, and the cleaning device is compact in structure and small in occupied space.
Other characteristic features and advantages of the utility model will become apparent from the following description of exemplary embodiments, which is to be read with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. In the drawings, like reference numerals are used to identify like elements. The drawings, which are included in the description, illustrate some, but not all embodiments of the utility model. Other figures can be derived from these figures by one of ordinary skill in the art without undue effort.
Fig. 1 is a schematic structural view of a cutting mechanism for dividing a carbon fiber dry prepreg according to an exemplary embodiment of the present utility model;
fig. 2 is a schematic structural view of a cutting mechanism for dividing a carbon fiber dry prepreg according to another exemplary embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of the mounting portion and the mounting portion of the present utility model;
fig. 4 is a schematic structural view of a cutting mechanism for dividing a carbon fiber dry prepreg according to another exemplary embodiment of the present utility model.
Reference numerals:
1. a mechanical arm assembly; 2. a cutter head;
3. a support structure; 31. a first connecting rod; 32. a second connecting rod; 33. a first hinge; 34. a second hinge;
4. a blowing gun; 5. a dust collector; 6. a hollow structure; 7. an elastic member; 8. a fixing member; 9. a slider; 10. a first protrusion; 11. a second protrusion; 12. a first mounting post; 13. a second mounting post; 14. an annular groove; 15. a first hose; 16. and a second hose.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be arbitrarily combined with each other.
The prepreg is prepared by impregnating continuous fibers or fabrics with a resin matrix under strictly controlled conditions, and the composition of the resin matrix and the reinforcement is an intermediate material for manufacturing a composite material.
Classifying according to physical state, wherein the prepregs are divided into unidirectional prepregs, unidirectional fabric prepregs and fabric prepregs; the prepregs are classified into thermosetting resin prepregs and thermoplastic resin prepregs according to the resin substrates; according to the different reinforcing materials, the fiber glass reinforced plastic is divided into carbon fiber (fabric) prepreg, glass fiber (fabric) prepreg and aramid fiber (fabric) prepreg; according to the fiber length, the fiber is divided into a short fiber (below 4176 mm) prepreg, a long fiber (1217 mm) prepreg and a continuous fiber prepreg; prepregs for medium temperature curing (120 ℃) and high temperature curing (180 ℃) are classified into prepregs for curing at a temperature exceeding 200 ℃ according to curing temperatures.
The preparation method of the prepreg comprises a dry method and a wet method. The dry method is classified into a powder method and a hot melt resin method (the latter is also called a hot melt method). Powder prepregs are composites in which resin powder adheres to the fibers and, after partial melting, forms a discontinuous resin, the fibers not being sufficiently saturated with resin. Compared with the composite material made of the dry prepreg and the wet prepreg, the composite material has better appearance and higher control accuracy of the resin content in the material. For advanced composites for aviation, hot melt composites often exhibit superior wet heat stability than solution composites: the retention rate of the mechanical properties (such as flexural modulus, strength, interlaminar shear strength and the like) of the former, particularly the retention rate of the high-temperature mechanical properties, is obviously higher than that of the latter when the material is boiled in boiling water for 48 hours.
At present, during the cutting process of the carbon fiber dry prepreg, a large amount of scraps and fiber residues are often generated, and the residues not only increase the difficulty of cleaning work, but also can negatively influence the cutting quality and the product performance. Traditional cleaning methods often require manual cleaning, are time-consuming and labor-consuming, have limited effectiveness, and are cumbersome to store.
In order to solve the problems, the utility model provides a cutting mechanism for cutting carbon fiber dry prepreg, which avoids edge burning caused by using a laser machine to sample the prepreg by adopting a cutter head to cut the prepreg; meanwhile, the cleaning device is arranged, under the working state, the direction of the cleaner can be adjusted through the supporting structure, the outlet of the cleaner aims at the cutting position of the cutter head, residual scraps and fibers brought by cutting the prepreg are repeatedly cleaned, the cutting area is kept clean and tidy, the influence of accumulation of the residual scraps on the cutting quality of the cutter head is avoided, the time and labor cost of manual cleaning work are reduced by using the cleaner to clean the residual scraps, the production efficiency is improved, and the cutting process is more accurate, efficient and clean; the cleaning device can be contracted to the two sides of the mechanical arm assembly in an idle state, so that the cleaning device is convenient to put in, and the cleaning device is compact in structure and small in occupied space.
The cutting mechanism for cutting the carbon fiber dry prepreg according to the present utility model will be described in detail with reference to the accompanying drawings.
An example embodiment of the utility model discloses a cutting mechanism for cutting carbon fiber dry prepregs. Referring to fig. 1, the cutting mechanism for dividing a carbon fiber dry prepreg includes: the mechanical arm assembly 1, the tool bit 2 and the cleaning device.
The tool bit 2 is provided with an assembling part, one end of the mechanical arm assembly 1 is provided with an installing part, the assembling part is connected with the installing part, and the other end of the mechanical arm assembly 1 is connected with a cutting mechanism; the cleaning device comprises a supporting structure 3 and a cleaner, one end of the supporting structure 3 is rotationally connected with the mechanical arm assembly 1, the supporting structure 3 can be switched between a storage position and a working position, and the supporting structure 3 is attached to the mechanical arm assembly 1 in the storage position.
In the working position, the supporting structure 3 is separated from the mechanical arm assembly 1 and the cleaner is directed to the cutting position of the cutter head 2, so that the cleaner sucks or blows away dust impurities generated when cutting the carbon fiber dry prepreg.
When the prepreg is used, the cutter head is adopted to cut the prepreg, so that the burning of the edge caused by using a laser machine for proofing is avoided; meanwhile, the cleaning device is arranged, the cleaning device can move in a centripetal mode under the working state, aims at the cutting position of the cutter head, repeatedly cleans residual scraps and fibers brought by cutting carbon fiber dry prepreg, avoids the influence of accumulation of scraps and fibers on the cutting quality, and ensures the cutting precision; the cleaning device can be contracted to the side of the mechanical arm assembly in an idle state, is convenient to put in, and does not occupy more space.
In one exemplary embodiment, as shown in fig. 1, the support structure 3 includes a first connection rod 31, a second connection rod 32, a first hinge 33, a second hinge 34, and a third hinge, one end of the first connection rod 31 is connected with a sidewall of the robot arm assembly 1 through the first hinge 33, the other end of the first connection rod 31 is connected with one end of the second connection rod 32 through the second hinge 34, and the other end of the second connection rod 32 is connected with the cleaner through the third hinge.
When in the working position, the first connecting rod 31 is obliquely arranged from one end of the first connecting rod 31 to the other end, the first connecting rod 31 is obliquely arranged in a direction away from the mechanical arm assembly 1, and the second connecting rod 32 is obliquely arranged from one end of the second connecting rod 32 to the other end, and is obliquely arranged in a direction towards the cutting position of the cutter head 2.
Referring to fig. 1, when in the storage position, the first hinge 33 drives the first connecting rod 31 to fold upwards, the first connecting rod 31 is attached to the side wall of the mechanical arm assembly 1, the second hinge 34 drives the second connecting rod 32 to fold downwards, and the second connecting rod 32 is attached to the first connecting rod 31, so that the storage is convenient, and the occupied space is small.
It should be noted that the types of the first hinge 33, the second hinge 34 and the third hinge are not limited, and in one embodiment, the first hinge 33, the second hinge 34 and the third hinge are all chain hinges, and in other embodiments, the first hinge 33, the second hinge 34 and the third hinge may be other hinges capable of supporting and adjusting a supporting angle.
In one exemplary embodiment, referring to fig. 3, the mounting portion includes an elastic member 7, a fixing member 8, and a sliding member 9; the sliding piece 9 is sleeved outside the mechanical arm assembly 1, a first protrusion 10 is arranged on the outer wall of the mechanical arm assembly 1, a second protrusion 11 is arranged on the inner surface of the sliding piece 9, a space is formed between the first protrusion 10 and the second protrusion 11, and the elastic piece 7 is arranged in the space; the mechanical arm assembly 1 is of a hollow structure 6, one end of the tool bit 2 is inserted into the hollow structure 6, through holes corresponding to the fixing pieces 8 are formed in the side wall of the mechanical arm assembly 1, and the fixing pieces 8 are partially inserted into the corresponding through holes; when the elastic piece 7 is in a relaxed state, the second bulge 11 shields the through hole and presses part of the structure of the fixing piece 8 into the hollow structure 6 so that the fixing piece 8 is matched and fixed with the cutter head 2, and when the elastic piece 7 is in a contracted state, the through hole is exposed so as to unlock the fixing piece 8 and the cutter head 2.
The cutter head is provided with the assembly part and the installation part, so that different cutter heads can be replaced, different types of cutter heads can be effectively selected for cutting different types of prepregs, the adaptation degree of the cutting mechanism is higher, and the production cost is reduced.
In one exemplary embodiment, as shown in fig. 3, the mounting portion includes a first mounting post 12 and a second mounting post 13 connected in sequence, the cross-sectional area of the first mounting post 12 is smaller than the cross-sectional area of the second mounting post 13, and the second mounting post 13 is connected with the cutter head 2; the outer surface of the second mounting post 13 is provided with an annular groove 14, and when the assembly part is inserted into the hollow structure 6, the fixing part is partially clamped into the annular groove 14.
Wherein the elastic member 7 is a spring, the fixing member 8 is a steel ball, and in other embodiments, the elastic member 7 may be other elastic materials with the same function, and the shape of the fixing member 8 includes, but is not limited to, a sphere, a cylinder, a cone, and the like.
When the mechanical arm assembly is used, the sliding part 9 is pushed, the through hole is exposed, a gap is formed between the through hole and the sliding part 9, the steel balls partially enter the gap, the assembly part is inserted into the hollow structure 6 of the mechanical arm assembly 1, after the position is determined, the sliding part 9 is loosened, the sliding part 9 is restored to the initial position through expansion of the spring, the second bulge 11 shields the through hole, the second bulge 11 clamps part of the structure of the steel balls into the annular groove 14, and the assembly of the tool bit 2 and the mechanical arm assembly 1 is realized.
In an exemplary embodiment, as shown in fig. 1, the cutter head 2 is an oblique cutter head 2, and the oblique cutter head 2 can cut unidirectional prepregs more efficiently, and can cut prepregs of different types by replacing cutter heads of different types, so that the adaptation degree of a cutting mechanism is higher, and the production cost is saved.
In another exemplary embodiment, as shown in fig. 2, the cutter head 2 adopts the sharp cutter head 2, and the sharp cutter head 2 can cut the fabric prepreg more efficiently, and different types of cutter heads 2 are replaced according to different types of prepregs, so that the adaptation degree of the cutting mechanism is higher, different types of prepregs can be cut effectively, and the production cost is saved.
Wherein, referring to fig. 1 and 2, the number of cleaning devices may be one. The number of the cleaning devices may be plural, and when the number of the cleaning devices is plural, the plural cleaning devices are arranged at intervals along the circumferential direction of the robot arm assembly 1. Illustratively, as shown in fig. 4, the number of cleaning devices is two, and one cleaning device is provided on each of the left and right sides of the robot arm assembly 1.
In an exemplary embodiment, referring to fig. 1 and 2, the cleaner is a cleaner 5, the cleaner 5 is connected with a second hose 16, the second hose 16 is used for transporting dust impurities sucked by the cleaner 5, the cleaner 5 sucks generated scraps and fiber residues through negative pressure, the scraps and the fiber residues are prevented from being scattered to a cutting area, the scraps and the fiber accumulation are prevented from affecting cutting quality, cutting precision is guaranteed, and the scraps and the fiber are uniformly recovered and stored through the second hose 16 for subsequent treatment.
The dust collector 5 can repeatedly suck dust on residual scraps and fibers brought by cutting at the same angle and at the same position in the working state, and the opening direction of the dust collector 5 can be adjusted by adjusting the third hinge, so that the dust collector works in the whole course in the cutting process; the dust collector 5 can be contracted to the side upper part of the cutter head 2 in an idle state, so that the dust collector is convenient to be placed and does not occupy more space.
In another exemplary embodiment, as shown in fig. 4, the cleaner is a blowing gun 4, the blowing gun 4 is connected with a first hose 15, the first hose 15 is used for externally connecting a fan, the blowing gun is used for conveying wind power, the blowing gun 4 is set to repeatedly blow the cutting area through high-pressure wind power, residues are blown away, the residues are prevented from being scattered to the cutting area, the cutting quality is prevented from being influenced by accumulation of chips and fibers, and the cutting precision is guaranteed for subsequent processing.
The blowing gun 4 can repeatedly blow residual scraps and fibers brought by cutting at the same angle and at the same position in the working state, and the opening direction of the dust collector 5 can be adjusted by adjusting the third hinge, so that the whole process of cutting works; the blowing gun 4 can be contracted to the side upper part of the cutter head 2 in an idle state, so that the blowing gun is convenient to reset and does not occupy more space.
The above description may be implemented alone or in various combinations and these modifications are within the scope of the present utility model.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A cutting mechanism for cutting carbon fiber dry prepregs, comprising:
the tool bit is provided with an assembling part;
the mechanical arm assembly is used for connecting the cutter head and the cutting mechanism, a mounting part is arranged on the mechanical arm assembly, and the mounting part is connected with the mounting part; and
the cleaning device comprises a supporting structure and a cleaner, one end of the supporting structure is rotationally connected with the mechanical arm assembly, the supporting structure can be switched between a storage position and a working position, the supporting structure is attached to the mechanical arm assembly in the storage position, the supporting structure is separated from the mechanical arm assembly and enables the cleaner to face to a cutting position of the cutter head, and dust impurities generated when the cleaner cuts the carbon fiber dry-method prepreg are sucked or blown away.
2. The cutting mechanism for splitting a carbon fiber dry prepreg according to claim 1, wherein the supporting structure comprises a first connecting rod, a second connecting rod, a first hinge, a second hinge and a third hinge, one end of the first connecting rod is connected with a side wall of the mechanical arm assembly through the first hinge, the other end of the first connecting rod is connected with one end of the second connecting rod through the second hinge, and the other end of the second connecting rod is connected with the cleaner through the third hinge;
when the cutter is in a working position, one end of the first connecting rod is inclined towards the direction from the other end, the first connecting rod is inclined towards the direction away from the mechanical arm assembly, one end of the second connecting rod is inclined towards the direction from the other end, and the second connecting rod is inclined towards the cutting position of the cutter head.
3. The cutting mechanism for splitting a carbon fiber dry prepreg according to claim 1, wherein said mounting portion comprises an elastic member, a fixing member and a sliding member;
the sliding piece is sleeved on the mechanical arm assembly, a first bulge is arranged on the outer wall of the mechanical arm assembly, a second bulge is arranged on the inner surface of the sliding piece, a space is formed between the first bulge and the second bulge, and the elastic piece is arranged in the space;
the mechanical arm assembly is of a hollow structure, one end of the tool bit is inserted into the hollow structure, through holes corresponding to the fixing pieces are formed in the side wall of the mechanical arm assembly, and the fixing pieces are partially inserted into the corresponding through holes;
when the elastic piece is in a diastole state, the second bulge shields the through hole, and part of the structure of the fixing piece is pressed into the hollow structure, so that the fixing piece is matched and fixed with the cutter head, and when the elastic piece is in a contraction state, the through hole is exposed, so that the fixing piece and the cutter head are unlocked.
4. A cutting mechanism for splitting a carbon fiber dry prepreg according to claim 3, wherein said fitting portion comprises a first mounting post and a second mounting post connected in sequence, said first mounting post having a smaller cross-sectional area than said second mounting post, said second mounting post being connected to said cutter head;
the outer surface of the second mounting column is provided with an annular groove, and when the assembly part is inserted into the hollow structure, the fixing part is partially clamped into the annular groove.
5. A cutting mechanism for splitting a carbon fiber dry prepreg according to claim 3, wherein said slide comprises steel balls.
6. A cutting mechanism for splitting a carbon fiber dry prepreg according to claim 3, wherein said elastic member comprises a spring.
7. The cutting mechanism for splitting a carbon fiber dry prepreg according to any one of claims 1 to 6, wherein the cutter head is a bevel cutter head or a tip cutter head.
8. The cutting mechanism for splitting a carbon fiber dry prepreg according to any one of claims 1 to 6, wherein the number of the cleaning devices is plural, and the plural cleaning devices are arranged at intervals along the circumferential direction of the robot arm assembly.
9. The cutting mechanism for dry prepreg of carbon fiber according to any one of claims 1 to 6, wherein the cleaner is a blowing gun connected with a first hose for externally connecting a blower fan, and the blowing gun is supplied with wind power.
10. The cutting mechanism for splitting a carbon fiber dry prepreg according to any one of claims 1 to 6, wherein the cleaner is a dust collector to which a second hose for transporting dust impurities sucked by the dust collector is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355113.0U CN220464127U (en) | 2023-08-31 | 2023-08-31 | Cutting mechanism for cutting carbon fiber dry prepreg |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355113.0U CN220464127U (en) | 2023-08-31 | 2023-08-31 | Cutting mechanism for cutting carbon fiber dry prepreg |
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| Publication Number | Publication Date |
|---|---|
| CN220464127U true CN220464127U (en) | 2024-02-09 |
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| CN202322355113.0U Active CN220464127U (en) | 2023-08-31 | 2023-08-31 | Cutting mechanism for cutting carbon fiber dry prepreg |
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| Country | Link |
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2023
- 2023-08-31 CN CN202322355113.0U patent/CN220464127U/en active Active
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