CN114536807A - High-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and method - Google Patents
High-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and method Download PDFInfo
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- CN114536807A CN114536807A CN202210119469.1A CN202210119469A CN114536807A CN 114536807 A CN114536807 A CN 114536807A CN 202210119469 A CN202210119469 A CN 202210119469A CN 114536807 A CN114536807 A CN 114536807A
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- 238000004804 winding Methods 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000005452 bending Methods 0.000 claims abstract description 44
- 238000009941 weaving Methods 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 178
- 239000003292 glue Substances 0.000 claims description 35
- 238000013329 compounding Methods 0.000 claims description 23
- 239000011241 protective layer Substances 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims description 2
- 238000002788 crimping Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000009960 carding Methods 0.000 description 1
- 238000010073 coating (rubber) Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
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Abstract
The invention discloses a high-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and a method, wherein the high-strength cantilever bearing beam comprises a bearing pipe and a plurality of layers of bearing structures compounded on the periphery of the bearing pipe, each bearing structure comprises weaving layers arranged on the inner side and the outer side and a reinforcing layer compounded between the two weaving layers, each reinforcing layer comprises a plurality of anti-bending layers and anti-torsion layers which are alternately compounded, and the high-strength cantilever bearing beam is compounded in a pulling and winding process by adopting the multi-angle layer structure and has better toughness, tearing force and torsion compared with a common pultrusion product. Compared with the traditional stretch-winding process, the process has higher efficiency and cost performance, is lighter compared with the original steel products, can reduce manual carrying and reduce the labor intensity of workers, is more convenient to assemble, has higher efficiency, higher safety, less energy consumption, quicker running beat, longer service life and low maintenance cost, and can be applied to the fields of industrial robots, the traffic field, ocean engineering, sports, medical equipment and the like in batches.
Description
Technical Field
The invention relates to the technical field of manufacturing of multi-angle winding of cantilever bearing beams, in particular to a high-strength cantilever bearing beam, multi-angle layer structure winding equipment and a method.
The background art comprises the following steps:
the torque force and the tearing performance of the pultrusion process product are difficult to meet the use requirements under special working conditions, so the drawing and winding process is realized. Through years of research, the drawing and winding process has many generations of development, compared with the pultrusion process, the ring stiffness, the torsion and the tearing performance of the product obtained by the first generation drawing and winding process are greatly improved, but the angle structure is single, the performance of the product can only meet the general work, and the traditional gum dipping mode has low efficiency. The second generation of drawing and winding process is more limited than the first generation in terms of the designability of the angle structure, and the stability of the product performance is poor because the winding equipment is separately designed. At present, the domestic advanced winding equipment is provided with two groups of windings, but the effect of structural design of two groups of winding angles cannot be reflected, so that the obtained product cannot be applied to the field of heavy industry on ring stiffness, torsion and tearing performance.
Disclosure of Invention
The invention aims to provide a high-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and a method, and aims to overcome the defects that in the prior art, the winding mode is single in a pulling and winding process, and the performance of an obtained product cannot meet the requirements of heavy industry.
The contents of the present patent are further illustrated in three aspects as follows:
in a first aspect, a high-strength cantilever carrier beam is provided, which comprises a carrier tube and a plurality of layers of carrier structures compounded on the periphery of the carrier tube, wherein each carrier structure comprises woven layers arranged on the inner side and the outer side and a reinforcing layer compounded between the two woven layers, and the reinforcing layer comprises a plurality of bending resistant layers and torsion resistant layers formed by alternately compounding.
With reference to the first aspect, the woven layer includes an adhesion layer fixedly connected to the carrier tube and a protective layer combined to the outer side of the reinforcement layer.
In combination with the first aspect, the bending-resistant layer is circumferentially compounded in parallel to the adhesion layer or the torsion-resistant layer by a plurality of linear yarns.
In combination with the first aspect, the anti-torsion layer comprises a plurality of winding layers, the winding layers are formed by winding and compounding a plurality of yarns and the bearing pipe in a certain angle, and the winding directions of the yarns of the two adjacent winding layers are different.
In combination with the first aspect, an included angle formed by the winding angle of the yarns in the winding layer and the movement direction of the bearing pipe is controlled to be 19-60 degrees.
With reference to the first aspect, a decorative layer is compounded on the outer side of the protective layer.
In a second aspect, there is provided a method of multi-angle layer structure pulling and wrapping for a high strength cantilever load beam, the method comprising the steps of:
coating glue on the bearing pipe, and then wrapping and compounding a fabric on the periphery of the bearing pipe to form an adhesion layer;
a; a plurality of yarns coated with glue are laid on the periphery of the adhesion layer in parallel along the moving direction of the bearing pipe to form a first bending-resistant layer;
b: sequentially winding a plurality of layers of yarns at the periphery of the first anti-torsion layer along different directions according to a set angle to form a first anti-torsion layer;
b, paving yarns on the periphery of the anti-torsion layer I by adopting the method in the step A to form an anti-torsion layer II;
b, winding yarns on the periphery of the second anti-bending layer by adopting the method in the step B to form a second anti-bending layer;
coating glue on the periphery of the second anti-torsion layer, and wrapping the fabric on the second anti-torsion layer to form a protective layer;
and pre-pressing and tightening the multi-layer compounded layer structure to reduce the size.
And combining the second aspect, before prepressing and tightening, wrapping a felt layer on the protective layer to form the decorative layer.
In a third aspect, there is provided a high-strength cantilever carrier beam multi-angle layer structure pulling and winding apparatus, the apparatus being used for implementing the method of the second aspect, and the apparatus including:
a guide assembly: providing power to the carrier tube, translating the carrier tube from one end of the apparatus to the other;
weaving the assembly: the fabric is used for wrapping and compounding a plurality of fabrics on the periphery of the bearing pipe;
yarn laying assembly: the yarn distributing device is used for laying a plurality of yarns on the periphery of the bearing pipe in parallel;
winding the assembly: winding a plurality of yarns on the periphery of the bearing pipe according to a set angle;
line ball subassembly: : the yarns laid by the yarn laying component are extruded inwards and attached tightly;
pre-pressing the assembly: extruding and strengthening adhesion of the preliminarily compounded structures;
a glue supply assembly: before the composite of each layer of structure, glue is coated on the outer side surface of each layer of structure.
With reference to the third aspect, the glue supply assembly comprises a glue tank for coating glue before compounding the straight yarns and a glue spraying machine for spraying glue after compounding the winding yarns.
The invention has the advantages that: this kind of high strength cantilever carrier bar adopts multi-angle layer structure to realize compound in drawing twines technology, compares ordinary pultrusion type product, has better toughness, tearing power and torsion. Meanwhile, the anti-collision device also has an anti-collision effect, and due to the design of the multi-angle layers, the energy absorption of the anti-collision device has absolute advantages compared with the traditional energy absorption device in collision. Compared with the traditional stretch-winding process, the process has higher efficiency and cost performance, is lighter compared with the original steel products, can reduce manual transportation, is more convenient to assemble, has higher efficiency and higher safety, has small use power of a motor, less energy consumption and low maintenance cost, and simultaneously is not possessed by isotropic metal materials (the metal is the same inside, and composite materials can be designed into angle structure layers and are also called as structure designability), so that the process can be applied to the fields of industrial robots, traffic fields, ocean engineering, sports, medical equipment and the like in batches.
Drawings
Fig. 1 is a schematic partial sectional view of a cantilever load beam according to the present invention.
Fig. 2 is a schematic diagram of a transverse cross-sectional structure of the cantilever load beam of the present invention.
FIG. 3 is a schematic structural diagram of an apparatus operation flow of the present invention.
Wherein: 1-a carrier tube; 2-an adhesion layer; 3-bending resistant layer one; 4-a first anti-torsion layer; 41-a first anti-twist layer; 42-a second torsion resistant layer; 5-bending resistant layer two; 6-a second anti-torsion layer; 61-a third anti-kink layer; 62-a fourth torsion resistant layer; 7-a protective layer; 8-glue coating machine; 9-glue groove;
a1, a 10-guide assembly; a2, a 8-weaving assembly; a3, a 6-yarn laying assembly; a 4-line ball assembly; a5, a 7-winding assembly; a 9-pre-compression assembly.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 3, a high-strength cantilever carrier bar comprises a carrier tube 1 and a plurality of layers of carrier structures compounded on the periphery of the carrier tube 1, wherein the carrier tube 1 comprises a square tube and a round tube, the material comprises an epoxy resin-based carbon fiber reinforced tube, the carrier structures comprise woven layers arranged on the inner side and the outer side and a reinforcing layer compounded between the two woven layers, and the reinforcing layer comprises a plurality of bending resistant layers and a plurality of torsion resistant layers formed by alternately compounding.
In this embodiment, the weaving layer includes with the compound fixed connection's of carrier tube 1 adhesion layer 2 and compound in the protective layer 7 in the enhancement layer outside, and the material of weaving layer includes textile fabric, and wherein, adhesion layer 2 is used for bottoming, can effectually form the adhesion as the winding basis of follow-up yarn after compounding with carrier tube 1, and protective layer 7 is used for protecting the good multilayer structure of inside complex.
In this embodiment, the bending-resistant layer is formed by circumferentially compounding a plurality of linear yarns in parallel to the adhesion layer 2 or the anti-torsion layer, the linear yarns are adhered with glue and then are parallelly laid on the adhesion layer 2, so that the bending resistance of the pipe can be effectively improved, and the bending-resistant layer formed by laying a plurality of layers can provide stronger bending resistance.
In this embodiment, the anti-twisting layer includes a plurality of winding layers, the winding layers are formed by winding and compounding a plurality of yarns and the movement direction of the carrier tube 1 at a certain angle, the winding directions of the yarns of two adjacent winding layers are different, the included angle formed by the winding angle of the yarns in the winding layers and the movement direction of the carrier tube 1 is controlled to be 19-60 degrees, the anti-twisting layer includes at least two layers, the sum of the winding angles of the two adjacent layers is 0, for example, the winding angle of the first layer is-19 degrees, and the winding angle of the second layer is +19 degrees; or the winding angle of the first layer is minus 45 degrees, the winding angle of the second layer is plus 45 degrees, the winding angle of the third layer is minus 45 degrees, the positive and negative degrees are that the linear motion direction of the bearing pipe 1 is taken as 0 degree direction, the left deviation angle is negative, and the right deviation angle is positive.
In this embodiment, a decorative layer is compounded on the outer side of the protective layer 7, and the decorative layer can play a role in protection, and at the same time, different patterns, patterns and the like can be formed on the surface for decoration.
According to the multi-angle layer structure pulling and winding method provided by the high-strength cantilever bearing beam, the method comprises the following steps:
the method comprises the following steps: coating glue on the bearing pipe 1, wrapping and compounding a fabric on the periphery of the bearing pipe 1 to form an adhesion layer, and taking the fabric as a base layer of other layers after the fabric is effectively connected with the bearing pipe 1;
step two; a plurality of yarns coated with glue are laid on the periphery of the adhesion layer in parallel along the movement direction of the bearing pipe 1 to form a first bending-resistant layer 3, and the first bending-resistant layer 3 is an internal second layer and can provide effective bending resistance for the pipe;
step three: the yarn is sequentially wound on the periphery of the first anti-bending layer 3 by a plurality of layers along different directions according to a set angle to form a first anti-bending layer 4, the first anti-bending layer 4 is formed by combining a plurality of winding layers, the winding angles of the winding layers are different, the winding directions are opposite, and the layers are tightly attached and extruded, so that the anti-bending capability can be effectively provided for the pipe;
step four: laying yarns on the periphery of the anti-torsion layer I4 by adopting the method in the second step to form an anti-bending layer II 5, and enabling the anti-bending layer II 5 and the anti-bending layer I3 to correspond to each other to form an internal and external combination effect so as to further enhance the anti-bending capability of the pipe;
step five: adopting the method of the third step to wind yarns on the periphery of the second anti-bending layer 5 to form a second anti-bending layer 6, enabling the second anti-bending layer 6 to correspond to the first anti-bending layer 4, and after the composite forming, when the pipe is subjected to a twisting force, the second anti-bending layer 6 can be inwardly tightened to press the first anti-bending layer 4 on the inner side, so that the first anti-bending layer 4 is more compact, and the twisting force is resisted;
step six: coating glue on the periphery of the second anti-torsion layer 6, wrapping the fabric on the second anti-torsion layer 6 to form a protective layer, wherein the protective layer 6 is used for protecting a plurality of layers of the compounded inner side, and avoiding the damage of the inner layer caused by the friction or the collision of the outer side and the like, thereby reducing the anti-bending and anti-torsion capacity of the pipe;
step seven: the multilayer composite layer structure is pre-pressed and tightened, the size is reduced, after tightening, the layers are attached more tightly, and the bending resistance and torsion resistance of the pipe are further improved.
In the method of this embodiment, before the pre-pressing is tightened, a layer of felt is wrapped on the protective layer to form a decorative layer, and the decorative layer can form various patterns or figures, mainly playing a role in decoration, and secondly playing a role in protection.
The multi-angle layer structure drawing and winding equipment provided by the method comprises the following steps:
guide assemblies a1, a 10: the pipe guide assembly comprises a front guide part and a rear guide part, wherein the front guide part is arranged at the front end of the equipment and used for pushing a pipe from an opening of the equipment to the other end of the equipment, and the rear guide part is arranged at the outlet end of the equipment and used for guiding the compounded pipe outwards;
knit component a2, a 8: the weaving assembly comprises a front weaving part for directly adhering and compounding the fabric and the square tube or the circular tube, and a rear weaving part for coating a layer of fabric after other layer structures are compounded;
yarn laying assembly a3, a 6: the device is used for laying a plurality of yarns on the periphery of the bearing pipe 1 in parallel, a plurality of yarn laying components are arranged according to the structural layer number of the pipe, the yarn laying components cannot be adjacent to each other, other components must be arranged between the yarn laying components and the pipe for compounding operation, the continuous multilayer is prevented from being a bending-resistant layer, and the condition that the yarns are extruded from the upper layer to the lower layer after compounding to cause uneven surface compounding is avoided;
winding assemblies a5, a 7: the method comprises the following steps that a plurality of yarns are wound on the periphery of a bearing pipe 1 according to a set angle, a plurality of winding parts are arranged, the winding parts can be continuously formed in a plurality of ways, however, in order to avoid the phenomenon that the pipe after compounding is loose due to excessive levels, or excessive high torsion resistance and excessively low bending resistance are generated, other processing parts such as yarn laying parts are required to be added among the winding parts, and therefore the pipe formed by compounding can have better bending resistance and torsion resistance;
line pressing assembly a 4: the yarn laid by the yarn laying component is extruded inwards and tightly attached, and the yarn pressing component is used for carding and extruding the yarn discharged by the yarn laying component, so that the yarn is orderly arranged, and the knotting and winding of the yarn are avoided;
prepressing assembly a 9: extruding, reinforcing and adhering all the layers of the preliminarily compounded structures, and performing final pressing operation after all the layers are compounded, so that all the layers are adhered more tightly, the diameter of the pipe can be further reduced, and the bending resistance and the torsion resistance are enhanced;
a glue supply assembly: before each layer structure is compounded, glue is coated on the outer side surface of each layer structure, glue is coated on the surface of each yarn before yarn laying and winding, and before weaving, glue is coated on the attachment surface, so that the adhesion between each layer is firmer, and the loose condition caused by the insecure adhesion between layers is avoided.
In the equipment of this embodiment, supply gluey subassembly to include glue groove 9 and the drenching machine 8 of drenching glue behind the compound winding yarn of scribbling glue before the straight yarn is compound, glue groove 9 is used for carrying out the rubber coating to the yarn, drenches machine 8 and is used for scribbling glue on the adhesion surface.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (10)
1. The high-strength cantilever bearing beam comprises a bearing pipe (1) and a plurality of layers of bearing structures compounded on the periphery of the bearing pipe (1), and is characterized in that the bearing structures comprise weaving layers arranged on the inner side and the outer side and a reinforcing layer compounded between the two weaving layers, and the reinforcing layer comprises a plurality of bending resistant layers and a plurality of torsion resistant layers which are alternately compounded.
2. A high strength cantilever load beam according to claim 1, wherein: the woven layer comprises an adhesion layer (2) which is fixedly connected with the bearing pipe (1) in a compounding way and a protective layer (7) which is compounded on the outer side of the reinforced layer.
3. A high strength cantilever load beam according to claim 2, wherein: the bending-resistant layer is compounded on the adhesion layer (2) or the torsion-resistant layer in a circumferential direction in parallel by a plurality of linear yarns.
4. A high strength cantilever load beam according to claim 3, wherein: the anti-torsion layer comprises a plurality of winding layers, the winding layers are formed by winding and compounding a plurality of yarns and the bearing pipe (1) in a certain angle in the moving direction, and the winding directions of the yarns of the adjacent two winding layers are different.
5. The high strength cantilever load beam of claim 4, wherein: and an included angle formed by the winding angle of the yarns in the winding layer and the movement direction of the bearing pipe (1) is controlled to be 19-60 degrees.
6. The high strength cantilever load beam of claim 5, wherein: the outer side of the protective layer (7) is compounded with a decorative layer.
7. The method for pulling and winding the multi-angle layer structure of the high-strength cantilever bearing beam according to any one of claims 1 to 6, wherein: the method comprises the following steps:
coating glue on the bearing pipe (1), and wrapping and compounding a fabric on the periphery of the bearing pipe (1) to form an adhesion layer;
a; a plurality of yarns coated with glue are laid in parallel on the periphery of the adhesion layer along the movement direction of the bearing pipe (1) to form a first bending-resistant layer (3);
b: sequentially winding a plurality of layers of yarns at the periphery of the anti-bending layer I (3) along different directions according to a set angle to form an anti-bending layer I (4);
b, paving yarns on the periphery of the first anti-torsion layer (4) by adopting the method in the step A to form a second anti-torsion layer (5);
b, winding yarns on the periphery of the second anti-bending layer (5) by adopting the method in the step B to form a second anti-bending layer (6);
coating glue on the periphery of the second anti-torsion layer (6), and wrapping the fabric on the second anti-torsion layer (6) to form a protective layer;
and pre-pressing and tightening the multi-layer compounded layer structure to reduce the size.
8. The method for pulling and winding the multi-angle layer structure of the high-strength cantilever bearing beam according to claim 7, wherein: before prepressing and tightening, a layer of felt layer is wrapped on the protective layer to form a decorative layer.
9. The utility model provides a high strength cantilever carrier bar multi-angle layer structure draws and twines equipment which characterized in that: the apparatus is for implementing the method of claim 8, comprising:
guide assembly (a1, a 10): providing power for the carrying pipe (1), and translating the carrying pipe (1) from one end of the equipment to the other end;
knit assembly (a2, a 8): is used for wrapping and compounding a plurality of fabrics on the periphery of the bearing pipe (1);
yarn laying assembly (a3, a 6): the yarn-laying device is used for laying a plurality of yarns in parallel on the periphery of the bearing pipe (1);
winding assembly (a5, a 7): winding a plurality of yarns on the periphery of the bearing pipe (1) according to a set angle;
crimping assembly (a 4): the yarns laid by the yarn laying component are extruded inwards and attached tightly;
pre-pressing assembly (a 9): extruding and strengthening adhesion of the preliminarily compounded structures;
a glue supply assembly: before the composite of each layer of structure, glue is coated on the outer side surface of each layer of structure.
10. The multi-angle layer structure pulling and winding equipment for the high-strength cantilever bearing beam according to claim 9, wherein: the glue supply assembly comprises a glue groove (9) for coating glue before the compounding of the straight yarns and a glue pouring machine (8) for pouring glue after the compounding of the winding yarns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210119469.1A CN114536807A (en) | 2022-02-09 | 2022-02-09 | High-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210119469.1A CN114536807A (en) | 2022-02-09 | 2022-02-09 | High-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and method |
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| CN114536807A true CN114536807A (en) | 2022-05-27 |
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| CN202210119469.1A Pending CN114536807A (en) | 2022-02-09 | 2022-02-09 | High-strength cantilever bearing beam, multi-angle layer structure pulling and winding equipment and method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328993A (en) * | 2007-08-17 | 2008-12-24 | 大连宇星净水设备有限公司 | Glass fiber reinforced plastic pressure pipe and preparing method thereof |
| CN104924627A (en) * | 2014-04-30 | 2015-09-23 | 林世平 | Winding machine used for thermoplastic prepreg tape reinforced pipe production and use method thereof |
| CN111941940A (en) * | 2020-06-21 | 2020-11-17 | 江苏澳盛复合材料科技有限公司 | Composite material section bar for vehicle bearing structure and preparation method thereof |
| CN113531225A (en) * | 2021-08-20 | 2021-10-22 | 广东亿丰轩科技有限公司 | Polymer composite material pultrusion anti-corrosion pipe and manufacturing process thereof |
-
2022
- 2022-02-09 CN CN202210119469.1A patent/CN114536807A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328993A (en) * | 2007-08-17 | 2008-12-24 | 大连宇星净水设备有限公司 | Glass fiber reinforced plastic pressure pipe and preparing method thereof |
| CN104924627A (en) * | 2014-04-30 | 2015-09-23 | 林世平 | Winding machine used for thermoplastic prepreg tape reinforced pipe production and use method thereof |
| CN111941940A (en) * | 2020-06-21 | 2020-11-17 | 江苏澳盛复合材料科技有限公司 | Composite material section bar for vehicle bearing structure and preparation method thereof |
| CN113531225A (en) * | 2021-08-20 | 2021-10-22 | 广东亿丰轩科技有限公司 | Polymer composite material pultrusion anti-corrosion pipe and manufacturing process thereof |
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