CN113021967A

CN113021967A - Bamboo fiber pretreatment equipment

Info

Publication number: CN113021967A
Application number: CN202110210427.4A
Authority: CN
Inventors: 陈宣华; 李超乐; 李丽
Original assignee: Xinzhuhai Fujian Pipeline Manufacturing Co ltd
Current assignee: Xinzhuhai Fujian Pipeline Manufacturing Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-06-25
Anticipated expiration: 2041-02-25
Also published as: CN113021967B

Abstract

The invention discloses bamboo fiber pretreatment equipment which sequentially comprises a moso bamboo cutting device, a degreasing device, a cleaning and drying device and a bamboo fiber composite device, wherein the bamboo fiber composite device comprises a carrier cloth feeding and rolling device, a bamboo fiber feeding device and a carrier cloth conveying device used for conveying carrier cloth to the bamboo fiber feeding device, and the bamboo fiber feeding device is positioned right above the carrier cloth conveying device. The invention has the beneficial effects that: in the prior art, the weaving process of the bamboo fiber strips is complex and tedious, and the arrangement and overlapping combination modes among the bamboo strips are few, so that the bamboo fiber strip weaving machine can not well adapt to the production requirements of different structures. Bamboo fibre material feeding unit in this device can be with bamboo fibre evenly put in on carrier cloth, need not to carry out rectangular weaving, directly uses carrier cloth as the carrier, makes bamboo fibre lay on carrier cloth to twine and form the enhancement layer, the method is simpler, not loaded down with trivial details.

Description

Bamboo fiber pretreatment equipment

Technical Field

The invention relates to the field of bamboo-wound composite pipes, in particular to bamboo fiber pretreatment equipment.

Background

At present, in water supply and drainage engineering and petrochemical engineering anticorrosion occasions, polyvinyl chloride pipes, polyethylene pipes, glass steel pipes, glass fiber reinforced plastic sand inclusion pipes and the like are generally adopted in used pipelines, and most of the pipelines have obvious advantages and disadvantages and are not environment-friendly. Common pipes such as polyvinyl chloride pipes and polyethylene are light, smooth and corrosion-resistant, but are insufficient in rigidity and strength, and raw materials are synthetic products of petroleum products, and the products and waste materials are not recyclable. Therefore, the pipeline product consumes a great amount of precious petroleum resources and causes environmental pollution. The bamboo-wound composite pipe is a biomass pipeline which is formed by compounding bamboo serving as a reinforcing material and resin serving as an adhesive by adopting an automatic winding process and has strong pressure resistance. The method has the advantages of low carbon, environmental protection, cyclic utilization of resources and low cost; however, the existing bamboo-wound composite pipe manufacturing process has many defects, the quality of the manufactured bamboo-wound composite pipe is not ideal enough, for example, the lining layer of the bamboo-wound composite pipe produced in the prior art has insufficient strength, the thickness of the lining layer is not easy to control in the production process, and the production time is wasted; the production process of the bamboo fiber belt with the reinforcing layer is complicated, the winding mode is single, and the strength is not enough; the inner liner layer, the reinforcing layer and the outer protective layer have no glue recycling and other problems.

In view of the above, the applicant has made an intensive study on the above-mentioned defects in the prior art, and has made this invention.

Disclosure of Invention

The bamboo fiber belt is used for solving a series of problems of complex manufacturing process, single winding mode, insufficient strength and the like of the bamboo fiber belt during production of the reinforcing layer in the prior art. The specific technical scheme is as follows:

the utility model provides a bamboo fibre pre treatment facility, includes mao bamboo cutting device, degreasing plant, washs drying device and bamboo fibre set composite in proper order, bamboo fibre set composite includes that carrier cloth send rolling device, bamboo fibre material feeding unit and be used for carrying the carrier cloth extremely bamboo fibre material feeding unit's carrier cloth conveyor, bamboo fibre material feeding unit is located directly over the carrier cloth conveyor.

In the prior art, bamboo fiber is pretreated by connecting the bamboo fiber end to end after the bamboo fiber is manufactured to form a bamboo fiber strip, the bamboo fiber strip is mostly used for curing to form a bamboo winding composite pipe after being pretreated, the main process is that the bamboo fiber strip is coated with resin and then wound on an inner liner layer, and a reinforcing layer is formed after curing; in the prior art, the weaving process of the bamboo fiber strips is complex and tedious, and the arrangement and overlapping combination modes among the bamboo strips are few, so that the bamboo fiber strip weaving machine can not well adapt to the production requirements of different structures. Bamboo fibre material feeding unit in this device can be with bamboo fibre evenly put in on carrier cloth, need not to carry out rectangular weaving, directly uses carrier cloth as the carrier, makes bamboo fibre lay on carrier cloth to twine and form the enhancement layer, the method is simpler, not loaded down with trivial details.

Preferably, bamboo fibre material feeding unit includes longmen bamboo fibre pay-off frame and bamboo fibre pay-off unit, longmen bamboo fibre pay-off frame includes the pay-off crossbeam perpendicular with carrier cloth direction of delivery, more than one bamboo fibre pay-off unit is installed on the bamboo fibre pay-off crossbeam and can follow bamboo fibre pay-off crossbeam length direction removes.

Preferably, the bamboo fiber feeding unit comprises a bamboo fiber feeding groove body and a bamboo fiber traversing assembly used for driving the bamboo fiber feeding groove body to move back and forth on the bamboo fiber feeding beam, the bamboo fiber traversing assembly is installed on the bamboo fiber feeding beam, and the bamboo fiber feeding groove body is installed at the output end of the bamboo fiber traversing assembly.

In the prior art, the weaving process of the bamboo fiber strips is complex and tedious, and the arrangement and overlapping combination modes among the bamboo strips are few, so that the bamboo fiber strip weaving machine can not well adapt to the production requirements of different structures. Compare in prior art, bamboo fibre material feeding unit in this device can be with bamboo fibre evenly put in on carrier cloth, and can be through at bamboo fibre pay-off crossbeam at crossbeam length direction round trip movement, change the form that bamboo fibre was put in, set up a plurality of bamboo fibre material feeding unit, carry out the material feeding unit debugging in advance, design through technology, the bamboo fibre of putting in both can be along the direction tiling that is on a parallel with the conveyer belt direction, also can be multilayer bamboo fibre multiple forms such as multilayer crossing multilayer tiling together, thereby satisfy different technological demands.

Preferably, a groove body rotating assembly used for controlling the bamboo fiber feeding groove body to rotate along the vertical direction is further mounted on the bamboo fiber feeding beam.

The setting of rotating assembly can further increase the flexibility of bamboo fibre pay-off, increases the variety of laying the bamboo fibre mode.

Preferably, the bamboo fiber transverse moving assembly comprises a bamboo fiber transverse moving motor and a transverse moving screw rod, the bamboo fiber transverse moving motor is fixedly installed on the bamboo fiber feeding cross beam, the transverse moving screw rod is fixedly installed on a rotating shaft of the bamboo fiber transverse moving motor, and the bamboo fiber feeding groove body is sleeved outside the transverse moving screw rod.

Preferably, a transverse moving mounting disc is fixedly mounted on the bamboo fiber feeding groove body, a screw rod sleeve hole used for sleeving the transverse moving screw rod is formed in the transverse moving mounting disc, and an internal thread matched with the external thread of the screw rod is formed in the inner wall of the screw rod sleeve hole.

Preferably, a transverse sliding rail is installed on the bamboo fiber feeding beam in the length direction, and a transverse sliding block is arranged at the position, corresponding to the transverse sliding rail, of the bamboo fiber feeding groove body.

Preferably, a bamboo fiber feeding roller assembly for active feeding is installed in the bamboo fiber feeding tank body, a bamboo fiber feeding port through which bamboo fibers pass is formed in the bottom of the bamboo fiber feeding tank body, and the bamboo fiber feeding roller assembly is located right above the bamboo fiber feeding port.

Preferably, the bamboo fiber feeding roller assembly comprises a first bamboo fiber feeding roller, a second bamboo fiber feeding roller and a bamboo fiber feeding motor, the bamboo fiber feeding motor is fixedly installed on the bamboo fiber feeding groove body, a central shaft of the first bamboo fiber feeding roller is fixedly installed on a rotating shaft of the bamboo fiber feeding motor, and the second bamboo fiber feeding roller and the first bamboo fiber feeding roller are in gear transmission.

Preferably, the first bamboo fiber feeding roller is uniformly distributed with more than two annular bamboo fiber feeding notches along the axial direction, and the central shaft of each annular bamboo fiber feeding notch is coaxial with the first bamboo fiber feeding roller.

Preferably, the bamboo fiber feeding port is arranged right below each annular bamboo fiber feeding notch.

Preferably, the axial direction of the first bamboo fiber feeding roller is parallel to, perpendicular to or at any fixed angle with the length direction of the feeding beam.

Preferably, the two dragon door bamboo fiber feeding racks are arranged on the carrier cloth conveying device along the carrier cloth conveying direction, and more than one bamboo fiber feeding unit is arranged on each dragon door bamboo fiber feeding rack.

Preferably, the bamboo fiber feeding device comprises a bamboo fiber discharging assembly and a bamboo fiber refining assembly which are sequentially arranged, and an outlet of the bamboo fiber refining assembly is located right above the carrier cloth conveying device.

Preferably, the bamboo fiber refining assembly comprises a first bamboo fiber conveying roller, a second bamboo fiber conveying roller and a bamboo fiber refining belt sleeved outside the first bamboo fiber conveying roller and the second bamboo fiber conveying roller, and the bamboo fiber refining belt is provided with a bamboo fiber refining roller for refining.

Preferably, the bamboo fiber homogenizing belt is uniformly distributed with bamboo fiber arrangement grooves along the length direction, and the length direction of the bamboo fiber installation grooves is perpendicular to the movement direction of the bamboo fiber homogenizing belt.

Preferably, the bamboo fiber homogenizing roller is uniformly distributed with homogenizing beaters, and the distance between the tail ends of the homogenizing beaters and the bamboo fiber homogenizing belt is less than or equal to the thickness of the bamboo fibers.

The bamboo fibers are put on the bamboo fiber homogenizing belt, the bamboo fibers put on the bamboo fiber homogenizing belt can be uniformly placed in the bamboo fiber mounting grooves in the bamboo fiber homogenizing belt under the homogenizing effect of the homogenizing beater on the bamboo fiber homogenizing roller, and the bamboo fibers are conveyed to the carrier cloth along with the bamboo fiber mounting grooves.

Preferably, the carrier cloth conveying device is further provided with a bamboo fiber fixing device for fixing bamboo fibers on the carrier cloth.

Set up bamboo fibre fixing device and be more favorable to bamboo fibre to be difficult to the mess when the rolling winding, the rolling effect is better.

Preferably, the bamboo fiber fixing device is a sewing device or a spunlace composite device, and the bamboo fiber fixing device is installed at the rear position of the bamboo fiber feeding device.

Preferably, the sewing device comprises a sewing machine frame and a sewing assembly, a sewing cross beam perpendicular to the conveying direction of the carrier cloth is arranged on the sewing machine frame, and the sewing assembly is mounted on the sewing cross beam and can move back and forth along the length direction of the sewing cross beam.

Preferably, a sewing driving assembly for driving the sewing assembly is arranged on the sewing cross beam.

Preferably, the spunlace composite device comprises a spunlace frame, a spunlace assembly, a water supply device and an air supply device, wherein the spunlace frame is provided with a spunlace beam perpendicular to the conveying direction of the carrier cloth, the spunlace assembly is mounted on the spunlace beam and can move back and forth along the length direction of the spunlace beam, an outlet of the water supply device is connected with an inlet of the spunlace assembly, and an outlet of the air supply device is connected with an air inlet of the spunlace assembly.

Preferably, the spunlace assembly comprises a spunlace housing and spunlace nozzles uniformly distributed in the spunlace housing, the spunlace housing and the water supply device are mounted on a spunlace beam, a water outlet of the water supply device is communicated with the upper end of the spunlace nozzle, and an outlet of the air supply device is communicated with the side wall of the spunlace nozzle.

Preferably, the carrier cloth conveying device is further provided with a glue absorption fiber feeding device for paving a fiber layer on the carrier cloth.

The production of the enhancement layer of the bamboo winding composite pipe in the prior art is to coat resin on the bamboo fiber strip and then wind the bamboo fiber strip on the lining layer, the enhancement layer is formed by curing, the gap between the bamboo fiber and the bamboo fiber is large, glue is easy to drip and waste when the resin is coated, a plurality of glue is easy to pour in the enhancement layer after curing, the bonding between the bamboo fiber and the bamboo fiber is not tight enough, and the strength of the enhancement layer cannot meet the requirement. The fiber is added into the enhancement layer, so that the bonding degree between the carrier cloth and the bamboo fiber can be enhanced, more glue can be absorbed, the whole enhancement layer is more compact, and the fiber also contributes to enhancing the strength of the enhancement layer.

The bamboo winding composite pipe production equipment comprises the pretreatment equipment.

Has the advantages that:

the technical scheme of the invention has the following beneficial effects:

(1) the carrier cloth rolling device is used for accommodating carrier cloth used for bearing bamboo fibers, and under the conveying of the carrier cloth conveying device, a layer of bamboo fibers are put on the carrier cloth by the bamboo fiber feeding device when the carrier cloth passes through the bamboo fiber feeding device, and then the carrier cloth is fed into the reinforcing layer rolling device to be rolled, so that the winding of the reinforcing layer on the die is completed.

(2) In the production of the reinforcement layer in the prior art, bamboo fibers are connected end to form a bamboo fiber strip, then resin is coated on the bamboo fiber strip, and the bamboo fiber strip is wound on an inner liner layer and is cured to form the reinforcement layer; the weaving process of the bamboo fiber strips is complex and tedious, and the arrangement and overlapping combination modes among the bamboo strips are few, so that the bamboo fiber strip weaving machine can not well adapt to the production requirements of different structures. Compared with the prior art, the bamboo fiber feeding device in the device can uniformly put bamboo fibers on the carrier cloth, and can change the putting form of the bamboo fibers by moving back and forth in the length direction of the bamboo fiber feeding beam and controlling the speed; set up a plurality of bamboo fibre material feeding unit, carry out the material feeding unit debugging in advance, the bamboo fibre of input both can be along the direction tiling of being on a parallel with the conveyer belt direction, also can be that multilayer bamboo fibre alternately multiple-layer tiling is in the same place multiform form, satisfies different technological demands. Still install on the bamboo fibre pay-off crossbeam and be used for controlling bamboo fibre pay-off cell body along the rotatory cell body rotating assembly of vertical direction, and the axial of first bamboo fibre pay-off running roller with pay-off crossbeam length direction can be parallel, perpendicular or be arbitrary fixed angle setting, and the two all can further increase the flexibility of bamboo fibre pay-off, increases the variety of laying the bamboo fibre mode.

(3) And (4) putting the bamboo fibers by adopting the bamboo fiber uniform material belt. The bamboo fibers are put on the bamboo fiber homogenizing belt, the bamboo fibers put on the bamboo fiber homogenizing belt can be uniformly placed in the bamboo fiber mounting grooves in the bamboo fiber homogenizing belt under the homogenizing effect of the homogenizing beater on the bamboo fiber homogenizing roller, and the bamboo fibers are conveyed to the carrier cloth along with the bamboo fiber mounting grooves.

(4) Set up bamboo fibre fixing device and be more favorable to bamboo fibre to be difficult to the mess when the rolling winding, the rolling effect is better.

In the prior art, the reinforcing layer is produced by coating resin on a bamboo fiber strip and then winding the bamboo fiber strip on the lining layer, the reinforcing layer is formed by curing, the gap between the bamboo fiber and the bamboo fiber is large, glue is easy to drip and waste when the resin is coated, a plurality of glue is easy to pour in the reinforcing layer after curing, the bonding between the bamboo fiber and the bamboo fiber is not tight enough, and the strength of the reinforcing layer cannot meet the requirement. The fine fibers are added into the enhancement layer, so that the bonding degree between the carrier cloth and the bamboo fibers can be enhanced, more glue can be absorbed, the whole enhancement layer is more compact, and the strength of the enhancement layer can be well improved by the fine fibers.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a production line of a bamboo-wrapped composite pipe according to the present invention;

FIG. 2 is a view showing the structure of a feeding device for fine bamboo fibers according to the present invention;

FIG. 3 is a perspective view of the feeding device for bamboo fine fibers of the present invention;

FIG. 4 is a schematic view of a breaking roller assembly of the present invention;

FIG. 5 is a schematic view of a webbing assembly of the present invention;

FIG. 6 is a schematic view of a glue applying apparatus according to the present invention;

FIG. 7 is a schematic view of a glue feeding apparatus according to the present invention;

FIG. 8 is a schematic view of a hot press roll of the present invention;

FIG. 9 is a first schematic view of a winding apparatus according to the present invention;

FIG. 10 is a schematic view of a gantry bamboo fiber feeding rack of the present invention;

FIG. 11 is a schematic view I of a Longmen bamboo fiber feeding unit of the invention;

FIG. 12 is a schematic view of a Longmen bamboo fiber feeding unit of the invention;

FIG. 13 is a first schematic view of a bamboo fiber refining assembly of the present invention;

FIG. 14 is a second schematic view of a bamboo fiber refining assembly of the present invention;

FIG. 15 is a schematic view of a sewing apparatus of the present invention;

FIG. 16 is a schematic view of a hydroentangling composite apparatus in accordance with the present invention;

FIG. 17 is a schematic view of a recovery system according to the present invention;

FIG. 18 is a second schematic view of a winding apparatus according to the present invention;

FIG. 19 is a schematic view of a feed control system of the present invention.

In the figure: 1. a film roll feeding device; 2. a bamboo fine fiber feeding device; 3. a film conveying device; 4. a glue feeding device; 5. a winding device; 6. a carrier cloth roll feeding device; 7. a fine fiber feeding device; 8. a bamboo fiber feeding device; 9. a bamboo fiber fixing device; 10. a carrier cloth conveying device; 20. the enhancement layer is sprayed with a glue device; 30. an outer protective layer glue spraying device; 40. a glue spraying machine frame; 60. a guide platform; 70. a heat preservation system; 41. spraying glue columns; 42. spraying a glue beam; 43. rolling a rack translation track; 61. a squeegee; 62. a guide roller; 71. a recovery tank body; 72. a glue storage tank body; 73. a recovery pipeline; 711. rotating the plate; 712. a partition plate; 80. a feeding control microprocessor; 81. a process editing entry; 82. a storage unit; 83. a feeding roller control unit; 84. a traverse control unit; 85. a conveyor control unit; 90. a moso bamboo cutting device; 91. a degreasing device; 92. cleaning and drying the device; 201. a bamboo fine fiber feeding hole; 202. a bamboo fine fiber feeding frame; 203. loosening roller wheel assemblies; 204. a fan; 205. a web forming assembly; 206. an air deflector; 207. a web-forming fiber cloth channel; 208. a suction fan; 209. a fine fiber filtration conduit; 210. an air suction pipeline; 211. a bamboo fine fiber conveyer belt; 212. a sizing nozzle group; 213. a dust cover; 214. a baffle plate; 215. a bamboo fine fiber conveying motor; 216. conveying the bamboo fine fibers to a driven roller; 217. a gluing nozzle; 231. a first scattering roller; 232. scattering the belt; 233. a second scattering roller; 234. beating hands; 235. breaking up the motor; 251. a net forming motor; 252. a lower net forming roller; 253. a transition plate; 254. a transfer roll; 255. a gear; 2091. a fine fiber filter plate; 401. a glue storage tank; 402. a nozzle assembly; 403. a recovery tank; 501. winding a mold roller; 502. a rolling frame; 511. a winding motor; 531. a guide shaft; 532. a tension spring; 533. hot-pressing the limiting plate; 534. a hot-pressing frame; 535. a hot press roll; 536. a hot press roller motor; 537. a strip-shaped groove; 801. a feeding beam; 802. a bamboo fiber feeding unit; 804. a bamboo fiber feeding motor; 821. a bamboo fiber traversing motor; 822. transversely moving the screw rod; 823. a bamboo fiber feeding trough body; 824. a bamboo fiber feeding port; 825. a first bamboo fiber feeding roller; 826. a second bamboo fiber feeding roller; 827. an annular bamboo fiber feeding notch; 831. mixing the bamboo fiber material into a material belt; 832. a bamboo fiber mounting groove; 833. a first bamboo fiber conveying roller; 834. a second bamboo fiber conveying roller; 835. a bamboo fiber refining roller; 836. a bamboo fiber feeding belt; 837. a first bamboo fiber throwing roller; 838. a second bamboo fiber throwing roller; 901. a sewing device; 911. a sewing assembly; 912. sewing the cross beam; 902. a spunlace compound device; 921. a spunlace beam; 922. a water supply device; 923. a gas supply device; 924. a spunlace shell; 925. a spunlace nozzle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The invention relates to a bamboo-wound composite pipe production line which comprises inner liner production equipment, enhancement layer production equipment and outer protective layer production equipment.

As shown in fig. 1, a production facility for a lining layer in a bamboo-wound composite pipe comprises a film feeding and winding device 1, a bamboo fine fiber feeding device 2, a glue feeding device 4, a lining layer winding device 5 and a film conveying device 3 for conveying a film to the lining layer winding device 5, wherein the bamboo fine fiber feeding device 2 and the glue feeding device 4 are located right above the film conveying device 3.

The production equipment for the bamboo winding composite pipe inner liner layer conveys a film to the film conveying device through the film conveying and rolling device, the film conveying device sequentially passes through the bamboo fine fiber feeding device and the glue conveying device, the film is attached with bamboo fine fibers and glue, finally the film is conveyed to the inner liner winding device and wound on the inner liner winding device, and the bamboo winding composite pipe inner liner layer is formed after curing. Compared with the prior art, the existing production process of the inner liner is to wind a film on an inner liner winding device, pour glue and finally solidify to form the inner liner, the process method is easy to cause waste of the glue in the operation process, the thickness of the inner liner cannot be controlled in one-time operation, or the inner liner can reach a certain thickness only by multiple times of solidification, the operation is complex, the time waste is much, and the condition that the thickness of the inner liner is uneven after solidification is easily caused, so that the product quality is influenced; the method of laying the bamboo fine fibers and the glue on the film in advance is adopted, so that the adhesion between the glue and the film and between the film can be better, and the consistency of the thickness of each part of the lining layer can be better kept; the strength of the inner liner can be further enhanced by adding the bamboo fine fibers, the putting proportion of the glue and the fine fibers is easy to control during operation, and the thickness of the inner liner is easy to control. The inner liner production equipment can also be used for rolling a certain film on the rolling device according to production requirements, then starting the bamboo fiber feeding device and the glue feeding device, and further enhancing the moisture-proof effect of the inner liner.

As shown in fig. 2 to 3, as a preferred embodiment, the bamboo fine fiber feeding device 2 includes a bamboo fine fiber feeding frame 202, a bamboo fine fiber feeding port 201, a bamboo fine fiber conveying chain, and a web forming assembly 205 for feeding the bamboo fine fibers on the bamboo fine fiber conveying chain to the film conveying device 3, wherein the bamboo fine fiber feeding port 201 is located at a position right above an inlet of the bamboo fine fiber conveying chain, and the bamboo fine fiber feeding port 201 and the web forming assembly 205 are both fixedly mounted on the bamboo fine fiber feeding frame 202.

In a preferred embodiment, a baffle 214 is installed between the bamboo fine fiber feeding hole 201 and the bamboo fine fiber conveying chain.

As a preferred embodiment, the bamboo fine fiber conveying chain comprises a bamboo fine fiber conveying roller set, a bamboo fine fiber conveying motor 215 and a bamboo fine fiber conveying belt 211, the bamboo fine fiber conveying roller set comprises a bamboo fine fiber conveying driving roller (not shown) and a bamboo fine fiber conveying driven roller 216, the bamboo fine fiber conveying motor 215 is installed on the bamboo fine fiber feeding device 2 to drive the bamboo fine fiber conveying driving roller to rotate, and the bamboo fine fiber conveying driving roller drives the bamboo fine fiber conveying driven roller 216 to rotate through the bamboo fine fiber conveying belt 211.

As shown in fig. 3 to 4, as a preferred embodiment, a breaking roller assembly 203 for breaking up the bamboo fibril is further provided right above the bamboo fibril conveying chain. The scattering roller assembly 203 comprises a scattering motor 235, a first scattering roller 231 and a second scattering roller 233, the scattering motor 235 is fixedly installed on the bamboo fine fiber feeding frame 202, the central shaft of the first scattering roller 231 is fixedly installed on the rotating shaft of the scattering motor 235, and the first scattering roller 231 and the second scattering roller 233 are driven by the scattering belt 232. The first scattering roller 231 and the second scattering roller 233 are at the same height and the central axis direction is perpendicular to the conveying direction of the bamboo filament conveying chain. Beater 234 for beating up the thin bamboo fibers is uniformly distributed on the surfaces of the first beating-up roller 231 and the second beating-up roller 233. More than two groups of scattering roller wheel assemblies 203 are distributed right above the bamboo fine fiber conveying chain 211 along the length direction.

As shown in fig. 2 and 5, the web-forming assembly 205 comprises a web-forming roller set installed at the outlet of the bamboo fine fiber conveying chain, a transfer roller 254 and a web-forming fiber material channel 207, wherein the transfer roller 254 is located between the web-forming roller set and the inlet of the web-forming fiber material channel 207, and the outlet of the web-forming fiber material channel 207 is located at a position right above the film conveying device 3.

In a preferred embodiment, an air blowing assembly is disposed above the transfer roll 254 for transferring the bamboo fine fibers on the transfer roll 254 to the web-forming fiber distribution passage 207. The air supply assembly comprises a fan 204 and an air deflector 206 for guiding the air supply direction, the fan 204 is fixedly arranged on the bamboo fine fiber feeding rack 202, the upper end of the air deflector 206 is arranged at the lower edge of the fan 204, the lower end of the air deflector 206 extends to the roll surface of the transfer roll 254, and the inlet of the web-formed fiber material distribution channel 207 is positioned at one side of the transfer roll 254, which is far away from the air deflector 206. The net-forming roller group comprises an upper net-forming roller (not shown) and a lower net-forming roller 252 which are arranged up and down, and a transition plate 253 used for transferring the bamboo fine fibers to the lower net-forming roller 252 is arranged between the outlet of the bamboo fine fiber conveying chain and the lower net-forming roller 252. A number of transition plates 253 can be mounted on the lower laying roll 252. The net-forming roller set also comprises a net-forming motor 251, the central shaft of the upper net-forming roller is fixedly arranged on the rotating shaft of the net-forming motor 251, and the upper net-forming roller and the lower net-forming roller 252 are in meshing transmission through a gear 255. The upper and

lower laying rollers

252 and 254 are engaged by a gear 255. The outlet of the fiber-forming material passage 207 at the end close to the film conveying device 3 is shaped as a strip outlet.

The scattering roller wheel assembly is arranged in the bamboo fine fiber feeding device, so that the bamboo fibers fed into the bamboo fine fiber feeding device can be scattered, the phenomenon that the bamboo fine fibers are agglomerated and agglomerated after the bamboo fine fibers are fed can be avoided, and the bamboo fine fibers can be more uniform and are not too thick when being laid on a film. The net forming component is used for further scattering the fine bamboo fibers thrown into the device, and comprises a net forming roller set, the net forming roller set is provided with an upper net forming roller and a lower net forming roller, a transition plate is arranged on the lower net forming roller, the bamboo fibers conveyed on the fine bamboo fiber conveying chain can be better conveyed to the transfer roller, and the transition plate arranged on the lower net forming roller can only transmit the bamboo fibers with a certain limit, so that the quantity of the fine bamboo fibers conveyed in each time can be better ensured to be in a certain range; the bamboo fine fibers conveyed from the lower web forming roller are further scattered through the transfer roller, and then the air supply assembly blows the bamboo fibers on the transfer roller out towards an outlet of a web forming fiber cloth channel through an air deflector, so that the bamboo fine fibers are uniformly laid on the film; the upper net forming roller can prevent bamboo fibers from flying in disorder in the conveying process to a certain extent, and plays a certain role in shielding interference.

In a preferred embodiment, the transfer roller 254 is provided with a beater on the surface.

As shown in fig. 2 to 3, as a preferred embodiment, a negative pressure device for attaching the bamboo fine fibers to the bamboo fine fiber conveying chain is provided between the bamboo fine fiber conveying chain and the film conveying device 3. The negative pressure device comprises a suction fan 208 and a suction duct 210 for sucking air, wherein suction through holes (not shown) are uniformly distributed on the upper surface of the suction duct 210. The upper surface of the air suction pipeline, on which air suction through holes are uniformly distributed, is detachably mounted on the air suction pipeline 210. The negative pressure device further comprises a fine fiber filtering pipeline 209 for secondary filtering, a fine fiber filtering plate 2091 is arranged on one side of the fine fiber filtering pipeline 209 close to the suction fan 208, and a filtering mesh (not shown) is arranged on the fine fiber filtering plate 2091. The specific negative pressure device is sequentially arranged below the bamboo fine fiber conveying chain and above the film conveying device 3 along the conveying direction of the film conveying device 3 according to a suction fan 208, a fine fiber filtering pipeline 209 and a suction pipeline 210.

The negative pressure device is provided with the through-hole and the air suction pipeline of induced drafting, and at the bamboo thin fiber transportation scattering in-process, the device of induced drafting can adsorb the bamboo fibre that drops on the thin fiber conveying chain of bamboo of scattering in-process on the air suction pipeline to keep the clean and tidy of the inside environment of bamboo fibre feeder, can not take place the thin fibrous condition of flying in disorder everywhere of bamboo thin fiber in thin fiber feeder, and can realize the fibrous reutilization of bamboo.

In a preferred embodiment, the wind power of the suction fan 208 in the negative pressure device is less than half of the wind power of the fan 204 in the air supply assembly.

As shown in fig. 1 and 7, the glue feeding device 4 is located at a position behind the outlet of the bamboo fine fiber feeding device 2 as a preferred embodiment. The glue feeding device 4 comprises a nozzle assembly 402 for spraying glue, the nozzle assembly 402 is arranged above the film conveying device 3, and the spraying width of the nozzle assembly 402 on the film is larger than the setting width of the film.

The spraying width of the nozzle assembly is larger than the width of the film, the film can be fully glued when glue is sprayed, the device is further provided with a recycling groove, the recycling groove is matched for use, redundant glue can be reused by the glue conveying device, resources are saved, the whole production flow is more environment-friendly, and the environment-friendly idea that people use the bamboo winding composite pipe is also more met.

As a preferred embodiment, the glue feeding device 4 further comprises a recovery tank 403 for recovering glue, the recovery tank 403 being mounted at a position below the film feeding device 3. The glue feeding device 4 further comprises a glue storage tank 401 for storing glue, an outlet of the recovery tank 403 is connected with an inlet of the glue storage tank 401, and an outlet of the glue storage tank 401 is connected with an inlet of the nozzle assembly 402. The recovery tank 403 is further provided with a glue feeding and heat preserving device (not shown). For keeping the glue recovered in the recovery tank 403 in a liquid state for a long time. Glue storage tank 401 is further equipped with an inner liner pump body (not shown) for recovering the glue in recovery tank 403 to glue storage tank 401. The glue after the recovery can be utilized by the glue feeding device again through the recovery tank, so that the resource is saved, meanwhile, the whole production flow is more environment-friendly, and the environment-friendly idea that people use the bamboo winding composite pipe is also more met.

As shown in fig. 6, as a preferred embodiment, a sizing device for sizing the film is further provided at a position in front of the outlet of the bamboo fine fiber feeding device 2. The gluing device is arranged at the front position close to the outlet of the bamboo fine fiber feeding device 2, and comprises one or more gluing nozzle groups 212 which are arranged along the conveying direction vertical to the film conveying device 3, and the gluing nozzle group 212 comprises a plurality of gluing nozzles 217.

Set up the rubberizing device before the thin fibre feeder of bamboo, just adhere to the thin glue of one deck on the film before the thin fibre of bamboo is blown off, the thin fibre of bamboo that blows off can be better adhere to on the film, be difficult to the messy flight everywhere, keeps the clean and tidy of production environment simultaneously, also is difficult for making other devices receive the interference.

As a preferred embodiment, the glue applying device is one of a glue applying device, a glue pouring device or a glue spraying device.

As shown in fig. 2, as a preferred embodiment, the film feeding device 3 is further provided with a dust cover 213, and the dust cover 213 is disposed on the outlet side of the bamboo fine fiber feeding device 2. Specifically, the outlet of the dust cover 213 is further provided with a dust-proof cloth strip. The fine fibers are better retained in the range of the dust cover while ventilating, and the thin film conveying is not hindered.

The arrangement of the dust cover is beneficial to ensuring that blown bamboo fine fibers are not easy to diffuse into a production environment and is beneficial to cleanness and tidiness of the production environment, and the dust cover can lock the airflow of the air supply assembly in the dust cover to a certain degree, so that the airflow can carry the bamboo fine fibers to be distributed in the dust cover in a messy way and can be distributed more uniformly when finally falling on the film; and finally, the dust cover is designed to prevent other impurities from falling on the film in the production process.

As a preferred embodiment, as shown in fig. 8 to 9, the inner liner winding device 5 includes a winding mold roller 501 for winding a material and a hot press roller 535 for hot-pressing a film on a surface of the winding mold roller 501, and the hot press roller 535 is installed above the winding mold roller 501.

As a preferred embodiment, the inner liner winding device 5 further includes a winding frame 502 and a winding motor 511, the winding motor 511 is fixedly mounted on the winding frame 502, and a central shaft of the winding mold roller 501 is fixedly mounted on a rotating shaft of the winding motor 511.

As a preferred embodiment, the liner layer winding device 5 further includes a hot-pressing frame 534, the hot-pressing roller 535 is mounted on the hot-pressing frame 534, the hot-pressing frame 534 is mounted with a hot-pressing roller motor 536, and a central shaft of the hot-pressing roller 535 is fixedly mounted on a rotating shaft of the hot-pressing roller motor 536; the hot-pressing rack 534 is also provided with a strip-shaped groove 537 for the hot-pressing roller 535 to move up and down along the vertical direction, and two ends of the hot-pressing roller 535 are arranged in the strip-shaped groove 537; the hot pressing rack 534 further comprises a hot pressing elastic component, the hot pressing elastic component comprises a guide shaft 531 and an extension spring 532, and the extension spring 532 is sleeved on the guide shaft 531; two ends of the hot pressing roller 535 are provided with vertical guiding through holes (not shown), the bottom of the strip-shaped groove 537 is further provided with a hot pressing limiting plate 533 which extends outwards and is horizontally arranged, and the guiding shaft 531 penetrates through the guiding through holes to be fixedly connected with the hot pressing limiting plate 533. Specifically, the heat-pressing roller 535 is provided with a heat-generating component therein, which is prior art and will not be described in detail.

When the thin film of attaching to bamboo thin fiber and glue is sent into in the coiling device, the rolling mould is rotatory under coiling motor's effect, drives the thin film winding on the mould, through the hot pressing of hot pressing roller, can twine, the compacter of bonding between the thin film, inseparable to make adnexed glue more even on the whole thin film.

As shown in fig. 9, as a preferred embodiment, the rolling machine frame 502 is provided with an inner liner glue recycling system.

Specifically, as a preferred embodiment, the end of the film feeding device 3 near the winding-up die roller 501 is inclined upward, and the film is fed from between the heat-pressing roller 535 and the winding-up die roller 501 and wound on the winding-up die roller 501.

When the mode that the film is fed between the hot pressing roller and the winding mold roller and is wound on the winding mold roller is adopted, the hot pressing roller only carries out hot pressing when the last circle of film is wound.

As shown in fig. 9, as a preferred embodiment, a guiding platform 60 is disposed on the liner layer rolling frame 502, and the guiding platform 60 is a smooth arc surface inclined from low to high in the film conveying direction. The guide platform allows the film to be wound up from the bottom of the wind-up die roll onto the wind-up die roll 501.

In a preferred embodiment, the guide platform 60 is composed of a smooth-surfaced guide roller 62, and the guide roller 62 can be an active guide roller or a passive guide roller. Adopt the smooth guide roll wheel in surface to constitute guide platform can be better carry out glue and retrieve. In particular, a scraper 61 for scraping off excess glue is further arranged on one side of the guiding platform.

As a preferred embodiment, the device further comprises a reinforced layer production device.

As a preferred embodiment, the reinforcing layer production equipment further comprises bamboo fiber pretreatment equipment.

The utility model provides a bamboo fibre pre treatment facility, includes mao bamboo cutting device 90, degreasing plant 91, washs drying device 92 and bamboo fibre set composite in proper order, bamboo fibre set composite includes that carrier cloth send rolling device 6, bamboo fibre material feeding unit 8 and be used for carrying the carrier cloth extremely bamboo fibre material feeding unit's carrier cloth conveyor 10, bamboo fibre material feeding unit 8 is located directly over carrier cloth conveyor 10.

The bamboo fiber (generally bamboo filament or bamboo chip) with the length of 2-6mm, the thickness of 0.5-3mm and the width of 1-25mm is cut by a bamboo cutting device. The moso bamboo cutting device, the degreasing device and the cleaning and drying device are the prior art, and the invention is not described in detail.

As shown in fig. 1, as a preferred embodiment, the reinforcing layer production equipment includes a carrier cloth feeding device 6, a bamboo fiber feeding device 8, a reinforcing layer rolling device 5, and a carrier cloth conveying device 10 for conveying the carrier cloth to the reinforcing layer rolling device 5, wherein the bamboo fiber feeding device 8 is located right above the carrier cloth conveying device 10.

As shown in fig. 10 to 12, as a preferred embodiment, the bamboo fiber feeding device 8 includes a dragon bamboo fiber feeding rack and bamboo fiber feeding units 802, the dragon bamboo fiber feeding rack includes a feeding beam 801 perpendicular to the conveying direction of the carrier cloth, and more than one bamboo fiber feeding units 802 are mounted on the bamboo fiber feeding beam 801 and can move along the length direction of the bamboo fiber feeding beam 801.

As a preferred embodiment, the bamboo fiber feeding unit 802 includes a bamboo fiber feeding groove 823 and a bamboo fiber traversing assembly for driving the bamboo fiber feeding groove 823 to move back and forth on the bamboo fiber feeding beam 801, the bamboo fiber traversing assembly is installed on the bamboo fiber feeding beam 801, and the bamboo fiber feeding groove 823 is installed at an output end of the bamboo fiber traversing assembly.

In a preferred embodiment, a trough rotating assembly (not shown) for controlling the bamboo fiber feeding trough 823 to rotate in the vertical direction is further installed on the bamboo fiber feeding beam 801.

As a preferred embodiment, the bamboo fiber traversing assembly comprises a bamboo fiber traversing motor 821 and a traversing screw rod 822, the bamboo fiber traversing motor 821 is fixedly installed on the bamboo fiber feeding beam 801, the traversing screw rod 822 is fixedly installed on a rotating shaft of the bamboo fiber traversing motor 821, and the bamboo fiber feeding groove 823 is sleeved outside the traversing screw rod 822. A transverse moving mounting disc (not shown) is fixedly mounted on the bamboo fiber feeding groove body 823, a lead screw sleeve hole (not shown) for sleeving the transverse moving lead screw 822 is formed in the transverse moving mounting disc, and an internal thread matched with the external thread of the lead screw is formed in the inner wall of the lead screw sleeve hole.

As a preferred embodiment, a traverse slide rail (not shown) is installed in the length direction of the bamboo fiber feeding beam 801, and a traverse slide block (not shown) is arranged at a position of the bamboo fiber feeding groove 823 corresponding to the traverse slide rail.

As a preferred embodiment, a bamboo fiber feeding roller assembly for active feeding is installed in the bamboo fiber feeding groove 823, a bamboo fiber feeding opening 824 for bamboo fibers to pass through is formed in the bottom of the bamboo fiber feeding groove 823, and the bamboo fiber feeding roller assembly is located right above the bamboo fiber feeding opening 824.

As a preferred embodiment, the bamboo fiber feeding roller assembly comprises a first bamboo fiber feeding roller 825, a second bamboo fiber feeding roller 826 and a bamboo fiber feeding motor 804, the bamboo fiber feeding motor 804 is fixedly installed on the bamboo fiber feeding groove 823, a central shaft of the first bamboo fiber feeding roller 825 is fixedly installed on a rotating shaft of the bamboo fiber feeding motor 804, and the second bamboo fiber feeding roller 826 and the first bamboo fiber feeding roller 825 are driven by a gear 255.

In a preferred embodiment, the first bamboo fiber feeding roller 825 has two or more annular bamboo fiber feeding notches 827 uniformly distributed along the axial direction, and the central axis of the annular bamboo fiber feeding notch 827 is coaxial with the first bamboo fiber feeding roller 825.

As a preferred embodiment, the second bamboo fiber feeding roller 826 has two or more annular bamboo fiber feeding notches 827 uniformly distributed along the axial direction, or the first bamboo fiber feeding roller 825 and the second bamboo fiber feeding roller 826 have two or more annular bamboo fiber feeding notches 827 uniformly distributed along the axial direction, and the central axis of the annular bamboo fiber feeding notch 827 is coaxial with the second bamboo fiber feeding roller 826 or the central axes of the first bamboo fiber feeding roller 825, the second bamboo fiber feeding roller 826 and the annular bamboo fiber feeding notch 827 are coaxial.

In a preferred embodiment, a bamboo fiber feed port 824 is provided just below each annular bamboo fiber feed slot 827.

In a preferred embodiment, the first bamboo fiber feeding roller 825 has an axial direction parallel to, perpendicular to or at any fixed angle with respect to the length direction of the feeding beam 801. Or the axial direction of the second bamboo fiber feeding roller 826 is parallel to, perpendicular to or at any fixed angle with the length direction of the feeding beam 801.

As a preferred embodiment, two or more than two dragon door bamboo fiber feeding frames are arranged on the carrier cloth conveying device 10 along the carrier cloth conveying direction, and each dragon door bamboo fiber feeding frame is provided with more than one bamboo fiber feeding unit 802.

As shown in fig. 19, as a preferred embodiment, the bamboo fiber feeding device 8 further comprises a bamboo fiber feeding control system, the bamboo fiber feeding control system comprises a feeding control microprocessor 80, a feeding roller control unit 83 for controlling the rotation speed of the first bamboo fiber feeding roller and the second bamboo fiber feeding roller, a traverse control unit 84 for controlling the traverse speed of the bamboo fiber feeding unit 802, a carrier cloth conveying device control unit 85 for controlling the conveying speed of the carrier cloth conveying device, a process editing inlet 81 for editing process parameters, and a storage unit 82 for storing process data, wherein the input end of the feeding control microprocessor 80 is connected with the process editing inlet 81, the feeding control microprocessor 80 is bidirectionally connected with the storage unit 82, and the output end of the feeding control microprocessor 80 is connected with the input ends of the feeding roller control unit 83, the transverse movement control unit 84 and the conveying device control unit 85. Different bamboo fiber arrangement modes can be achieved by adjusting the speed of the three components, which is the prior art and is not described in detail.

As shown in fig. 13 to 14, as a preferred embodiment, the bamboo fiber feeding device 8 comprises a bamboo fiber discharging component and a bamboo fiber refining component which are arranged in sequence, and an outlet of the bamboo fiber refining component is positioned right above the carrier cloth conveying device 10. The bamboo fiber refining component comprises a first bamboo fiber conveying roller 833, a second bamboo fiber conveying roller 834 and a bamboo fiber homogenizing belt 831 sleeved outside the first bamboo fiber conveying roller 833 and the second bamboo fiber conveying roller 834, and a bamboo fiber refining roller 835 for refining is mounted on the bamboo fiber homogenizing belt 831. Bamboo fiber mounting grooves 832 are uniformly distributed on the bamboo fiber homogenizing strip 831 along the length direction, and the length direction of the bamboo fiber mounting grooves 832 is vertical to the movement direction of the bamboo fiber homogenizing strip 831. The bamboo fiber refining roller 835 is uniformly distributed with refining beaters (not shown), and the distance between the tail ends of the refining beaters and the bamboo fiber refining belt 831 is less than or equal to the thickness of the bamboo fibers.

As a preferred embodiment, the bamboo fiber feeding assembly comprises a first bamboo fiber feeding roller 837, a second bamboo fiber feeding roller 838 and a bamboo fiber feeding belt 836 covering the first bamboo fiber feeding roller 837 and the second bamboo fiber feeding roller 838.

The bamboo fiber is put into the bamboo fiber refining belt through the bamboo fiber discharging assembly, the bamboo fiber put into the bamboo fiber mounting groove on the bamboo fiber refining belt can be evenly placed into the bamboo fiber mounting groove on the bamboo fiber refining belt under the refining effect of the refining beater on the bamboo fiber refining roller, and the bamboo fiber is transported to the carrier cloth along with the bamboo fiber mounting groove. In addition, the bamboo fiber uniform material belt is independently used, and the bamboo fibers are uniformly paved in the bamboo fiber installation grooves of the bamboo fiber uniform material belt through manual work to achieve the same effect.

As shown in fig. 15, as a preferred embodiment, the carrier cloth conveying device 10 is further provided with a bamboo fiber fixing device 9 for fixing the bamboo fibers to the carrier cloth. Set up bamboo fibre fixing device and be more favorable to bamboo fibre to be difficult to the mess when the rolling winding, the rolling effect is better. The bamboo fiber fixing device 9 is a sewing device 901 or a spunlace composite device 902, and the bamboo fiber fixing device 9 is installed at the rear position of the bamboo fiber feeding device 8.

As a preferred embodiment, the sewing device 901 includes a sewing frame provided with a sewing beam 912 perpendicular to the carrier cloth conveying direction, and a sewing assembly 911 mounted on the sewing beam 912 and movable back and forth along the length direction of the sewing beam 912. The sewing beam 912 is provided with a sewing driving assembly (not shown) for driving the sewing assembly.

As shown in fig. 16, as a preferred embodiment, the hydroentangling composite device 902 includes a hydroentangling frame, a hydroentangling assembly, a water supply device 922 and an air supply device 923, wherein the hydroentangling frame is provided with a hydroentangling beam 921 perpendicular to the conveying direction of the carrier cloth, the hydroentangling assembly is mounted on the hydroentangling beam 921 and can move back and forth along the length direction of the hydroentangling beam 921, the outlet of the water supply device 922 is connected with the water inlet of the hydroentangling assembly, and the outlet of the air supply device 923 is connected with the. The hydro-entangling assembly comprises a hydro-entangling housing 924 and hydro-entangling nozzles 925 uniformly distributed in the hydro-entangling housing 924, the hydro-entangling housing 924 and a water supply device 922 are mounted on a hydro-entangling beam 921, the water outlet of the water supply device 922 is communicated with the upper end of the hydro-entangling nozzles 925, and the outlet of an air supply device 923 is communicated with the side wall of the hydro-entangling nozzles 925.

In a preferred embodiment, the carrier cloth feeding device 10 is further provided with a fine fiber feeding device 7 for laying a fine fiber layer on the carrier cloth. The structure of the fine fiber feeding device 7 is the same as that of the bamboo fine fiber feeding device 2.

As a preferred embodiment, when the bamboo fiber fixing device 9 is the sewing device 901, the reinforcing layer production equipment is arranged in the order of the fiber feeding device 7, the bamboo fiber feeding device 8, and the bamboo fiber fixing device 9. When the bamboo fiber fixing device is the spunlace composite device 902, the reinforcing layer production equipment is sequentially arranged according to the bamboo fiber feeding device 8, the fiber feeding device 7 and the bamboo fiber fixing device 9. The carrier cloth can be non-woven cloth or grid cloth.

As a preferred embodiment, the enhancement layer winding device 5 includes a winding frame 502, a winding mold roller 501 for winding the material, a winding motor 511, and an enhancement layer glue spraying device 20 for spraying glue on the surface of the winding mold roller 501, and the enhancement layer glue spraying device 20 is located above the winding mold roller 501. And the enhancement layer glue spraying device sprays glue to the wound enhancement layer, and the enhancement layer of the bamboo fiber wound composite pipe is formed after final curing. The enhancement layer windup 5 further comprises an enhancement glue recovery system for recovering glue dripping from the windup mould roller 501. The dropped glue of the enhancement layer is recycled, and the glue can be drawn immediately while being recycled, so that the glue is introduced into the enhancement layer glue spraying device, the whole process is more environment-friendly, and the cost is reduced.

As shown in fig. 9 and 17, as a preferred embodiment, the reinforced glue recovery system includes a recovery tank 71, a reinforced glue storage tank 72 and a reinforced glue recovery pipeline 73, the recovery tank 71 is located under the winding mold roller 501, an outlet of the recovery tank 71 is communicated with the reinforced glue storage tank 72 through the reinforced glue recovery pipeline 73, and the reinforced glue storage tank 72 is communicated with the reinforced layer glue spraying device 20 through the reinforced glue recovery pipeline 73. A pump body (not shown) for conveying the glue is arranged on the reinforced glue recycling pipeline 73 between the recycling groove body 71 and the reinforced glue storage tank body 72 and on the reinforced glue recycling pipeline 73 between the reinforced glue storage tank body 72 and the reinforced glue spraying device 20. An impurity removal filter screen (not shown) for performing impurity removal and filtration treatment on the glue is arranged at the outlet of the recovery tank body 71. The edulcoration filter screen can filter the bamboo fine fiber or other fine fibers that drop along with glue, and the glue of final recovery will not have impurity, also is difficult for damaging the enhancement layer and spouts mucilage binding and put. The reinforcement layer recycling system also includes a reinforcement layer insulation system 70 for maintaining the temperature of the glue. So that the dripping glue remains liquid all the time.

In a preferred embodiment, the film feeding device 3 and the carrier cloth feeding device 10 are opposite in feeding direction, the outlet of the film feeding device 3 is opposite to the outlet of the carrier cloth feeding device 10, and a rolling frame translation rail 43 is arranged in the middle of the outlet, and the reinforcing layer rolling device 5 is mounted on the rolling frame translation rail 43 and can slide along the length direction of the rolling frame translation rail 43.

As shown in fig. 18, as a preferred embodiment, a glue spraying frame 40 is further disposed between the outlet of the film conveying device 3 and the outlet of the carrier cloth conveying device 10, the glue spraying frame 40 includes glue spraying columns 41 disposed at two ends of a rolling frame translation rail 43, a glue spraying beam 42 parallel to the rolling frame translation rail 43 is disposed between top ends of the glue spraying columns 41, and the reinforcing layer glue spraying device 20 is mounted on the glue spraying beam 42 and can slide along the length direction of the glue spraying beam 42.

Set up rolling frame translation track and be equipped with and spout gluey frame, can let the coiling mechanism make a round trip the translation between lining layer and enhancement layer, make things convenient for the device adjustment position, also can switch different production flows in a flexible way, make things convenient for manufacturing.

In a preferred embodiment, the film feeding device 3 and the carrier cloth feeding device 10 are fed in the same direction, wherein the axial direction of the winding mold roller 501 of the winding device 5 is the same as the length direction of the winding frame translation rail 43.

As a preferred embodiment, the device also comprises an outer protective layer production device for spraying the outer protective layer.

As shown in fig. 9 and fig. 18, as a preferred embodiment, the outer protective layer production equipment includes an outer protective layer glue spraying device 30, a winding frame 502 and a winding mold roller 501 for winding materials, wherein the outer protective layer glue spraying device 30 is located above the winding mold roller 501.

As a preferred embodiment, the outer protective layer production equipment further comprises an outer protective glue recycling system for recycling the glue dripping from the rolling mold roller 501. The outer protection glue recovery system comprises a recovery groove body 71, an outer protection glue storage tank body 72 and an outer protection glue recovery pipeline 73, the recovery groove body 71 is located under the rolling mold roller 501, the outlet of the recovery groove body 71 is communicated with the outer protection glue storage tank body 72 through the outer protection glue recovery pipeline 73, and the outer protection glue storage tank body 72 is communicated with the outer protection glue spraying device 30 through the outer protection glue recovery pipeline 73.

The same design has protection glue recovery system in the outer protective layer production manufacturing process, and the same with recovery cell body and enhancement layer recovery system that set up in the inner liner manufacturing process, all can realize the recycle of glue, and whole production flow is environmental protection more, and the material of fabulous reduction is extravagant.

As a preferred embodiment, a pump body (not shown) for delivering glue is installed on the outer protection glue recycling pipeline 73 between the recycling groove body 71 and the outer protection glue storage tank body 72, and on the outer protection glue recycling pipeline 73 between the outer protection glue storage tank body 72 and the outer protection glue spraying device 30.

In a preferred embodiment, an impurity removing filter screen (not shown) for removing impurities and filtering the glue is disposed at the outlet of the recovery tank 71. The same advantages are achieved with the impurity removal filter screen arranged in the enhancement layer recovery system.

As a preferred embodiment, the outer protective layer recycling system further comprises an outer protective layer insulation system 70 for maintaining the temperature of the glue. So that the dripping glue remains liquid all the time.

In a preferred embodiment, two partitions 712 are provided in the recovery tank, and a top edge of each partition 712 is provided with a rotating plate 711 which rotates in a horizontal direction around the top edge of the partition 712. Retrieve the inside three recovery cavitys of cutting apart into of cell body, a commentaries on classics board that can control the rotation is all installed at every baffle top. The glue can be guided into different recycling cavities through the rotation of the rotating plate in different procedures, so that the glue can be classified and recycled when needed.

The inner liner production equipment, the enhancement layer production equipment and the outer protective layer production equipment can be arranged on a production line and can also be used independently, when the three equipment are arranged on the same production line, a winding device and a recovery system are used together, wherein the recovery system can use an outer protective layer recovery system with three recovery cavities; the hot pressing frame on the inner liner production facility, spout mucilage binding on the enhancement layer production facility and spout the mucilage binding on the outer protective layer production facility and can install on same spouting the mucilage binding frame, and the coiling mechanism can be according to the production stage translation of difference and use with the device below to cooperate with the device. In the embodiment, the three devices are arranged on the same production line and use the external protective layer recovery system; however, the present invention is not limited to the recycling system described in this embodiment.

The specific working process is as follows:

1) preparing an inner liner layer: the film in the film unreeling device passes through the rubberizing device of film conveyor top respectively through film conveyor, bamboo fine fiber feeder and send the mucilage binding to put, carry out the rubberizing respectively, lay bamboo fine fiber layer and glue and pour the back, shift to the guide platform through film conveyor, the initiative guide running roller on the guide platform further drives the film, carry the film to the rolling mould below and begin to twine, carry out the hot pressing back through the hot pressing roller, carry out the inner liner solidification at last, the preparation of inner liner is accomplished. 2) Preparing an enhancement layer: the carrier cloth is conveyed through the carrier cloth conveying device, the carrier cloth passes through the fine fiber feeding device, the bamboo fiber feeding device and the sewing device respectively, the pretreated enhancement layer is wound on the inner liner layer on the winding mold roller, after winding is finished, glue is sprayed through the enhancement layer glue spraying device, and finally the enhancement layer is formed through solidification. 3) Outer protective layer: and spraying an outer protective layer on the cured reinforced inner surface, and curing the outer protective layer to form a finished bamboo-wound composite pipe.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bamboo fibre pre treatment equipment which characterized in that includes mao bamboo cutting device, degreasing plant, washing drying device and bamboo fibre set composite in proper order, bamboo fibre set composite includes that carrier cloth send rolling device, bamboo fibre material feeding unit and be used for with carrier cloth carry extremely bamboo fibre material feeding unit's carrier cloth conveyor, bamboo fibre material feeding unit is located directly over carrier cloth conveyor.

2. The bamboo fiber pretreatment device according to claim 1, wherein the bamboo fiber feeding device comprises a gantry bamboo fiber feeding rack and bamboo fiber feeding units, the gantry bamboo fiber feeding rack comprises a feeding beam perpendicular to the conveying direction of the carrier cloth, and more than one bamboo fiber feeding units are mounted on the bamboo fiber feeding beam and can move along the length direction of the bamboo fiber feeding beam.

3. The bamboo fiber pretreatment device according to claim 2, wherein the bamboo fiber feeding unit comprises a bamboo fiber feeding groove body and a bamboo fiber traversing assembly for driving the bamboo fiber feeding groove body to move back and forth on the bamboo fiber feeding beam, the bamboo fiber traversing assembly is mounted on the bamboo fiber feeding beam, and the bamboo fiber feeding groove body is mounted at an output end of the bamboo fiber traversing assembly.

4. The bamboo fiber pretreatment device according to claim 3, wherein a tank body rotating assembly for controlling the bamboo fiber feeding tank body to rotate in the vertical direction is further mounted on the bamboo fiber feeding beam.

5. The bamboo fiber pretreatment device according to claim 3, wherein the bamboo fiber traversing assembly comprises a bamboo fiber traversing motor and a traversing screw rod, the bamboo fiber traversing motor is fixedly mounted on the bamboo fiber feeding beam, the traversing screw rod is fixedly mounted on a rotating shaft of the bamboo fiber traversing motor, and the bamboo fiber feeding groove body is sleeved outside the traversing screw rod.

6. The bamboo fiber pretreatment device according to claim 5, wherein a traverse mounting plate is fixedly mounted on the bamboo fiber feed trough body, a screw rod sleeve hole for sleeving the traverse screw rod is formed in the traverse mounting plate, and an internal thread matched with the external thread of the screw rod is formed on the inner wall of the screw rod sleeve hole.

7. The bamboo fiber pretreatment device according to claim 3, wherein a traverse slide rail is mounted on the bamboo fiber feeding beam in the length direction, and a traverse slide block is arranged at a position of the bamboo fiber feeding groove body corresponding to the traverse slide rail.

8. The bamboo fiber pretreatment equipment according to claim 3, wherein a bamboo fiber feeding roller assembly for active feeding is installed in the bamboo fiber feeding tank body, a bamboo fiber feeding port for bamboo fibers to pass through is formed in the bottom of the bamboo fiber feeding tank body, and the bamboo fiber feeding roller assembly is located right above the bamboo fiber feeding port.

9. The bamboo fiber pretreatment device according to claim 8, wherein the bamboo fiber feeding roller assembly comprises a first bamboo fiber feeding roller, a second bamboo fiber feeding roller and a bamboo fiber feeding motor, the bamboo fiber feeding motor is fixedly mounted on the bamboo fiber feeding groove body, a central shaft of the first bamboo fiber feeding roller is fixedly mounted on a rotating shaft of the bamboo fiber feeding motor, and the second bamboo fiber feeding roller and the first bamboo fiber feeding roller are in gear transmission.

10. The bamboo fiber pretreatment device according to claim 9, wherein the first bamboo fiber feeding roller is uniformly distributed with more than two annular bamboo fiber feeding notches along the axial direction, and the central axis of the annular bamboo fiber feeding notches is coaxial with the first bamboo fiber feeding roller.