CN109016039B - Processing production method and processing production equipment special for bamboo strip rolls - Google Patents
Processing production method and processing production equipment special for bamboo strip rolls Download PDFInfo
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- CN109016039B CN109016039B CN201811161421.7A CN201811161421A CN109016039B CN 109016039 B CN109016039 B CN 109016039B CN 201811161421 A CN201811161421 A CN 201811161421A CN 109016039 B CN109016039 B CN 109016039B
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- tail section
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 391
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 391
- 241001330002 Bambuseae Species 0.000 title claims abstract description 391
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 391
- 239000011425 bamboo Substances 0.000 title claims abstract description 391
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 238000001816 cooling Methods 0.000 claims abstract description 95
- 239000003292 glue Substances 0.000 claims abstract description 80
- 238000000034 method Methods 0.000 claims abstract description 56
- 238000004804 winding Methods 0.000 claims abstract description 52
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 230000008569 process Effects 0.000 claims description 48
- 238000004026 adhesive bonding Methods 0.000 claims description 46
- 239000007921 spray Substances 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 238000007711 solidification Methods 0.000 claims description 12
- 230000008023 solidification Effects 0.000 claims description 12
- 238000004513 sizing Methods 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000003672 processing method Methods 0.000 claims 7
- 238000009958 sewing Methods 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 description 14
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
- B27M3/0013—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles
- B27M3/0086—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles characterised by connecting using glue
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G11/00—Applying adhesives or glue to surfaces of wood to be joined
Abstract
The invention relates to a processing production method and processing production equipment special for bamboo strip rolls, and belongs to the field of bamboo strip roll processing. In the prior art, the front and rear bamboo split curtains are connected in a sewing mode, and broken threads can occur. The processing production method special for the bamboo strip roll comprises the following steps: (1) Applying glue for bonding the tail section of the front thin bamboo strip curtain and the head section of the rear thin bamboo strip curtain to the tail section of the front thin bamboo strip curtain; (2) Overlapping the head section of the rear thin bamboo strip curtain to the tail section of the front thin bamboo strip curtain; (3) Pressing the lap joint part of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain; (4) Cooling the glue used for bonding the head section of the rear thin bamboo strip curtain and the tail section of the front thin bamboo strip curtain; (5) Conveying and winding the bonded front piece of bamboo strip curtain and the bonded rear piece of bamboo strip curtain; the method can ensure that the front and the back thin bamboo strips are firmly bonded, and the degumming condition can not occur.
Description
Technical Field
The invention relates to a processing technology of bamboo strip rolls, in particular to a processing production method and processing production equipment special for bamboo strip rolls, belongs to the processing technology of forest crops, is special for processing the forest crops, and particularly relates to the field of bamboo strip roll processing.
Background
The bamboo strip roll is formed by sequentially connecting and winding a plurality of bamboo strip curtains at first positions, and is often applied to production and processing of high-speed railway carriages, houses, pipelines, pipe galleries, military supplies, launching drums, unmanned aerial vehicles and unmanned submarines because the bamboo strip roll has stronger toughness, the bamboo strip is woven into a 190X 190mm curtain-shaped structure through processes such as material breaking, slicing, layering, wiredrawing and the like for convenient transportation, the woven 190X 190mm curtain-shaped structure is required to be cut into a 19X 190mm curtain-shaped structure along the length of the curtain-shaped structure in the use process, the 19X 190mm curtain-shaped structure is connected at first positions along the length of the curtain-shaped structure, the front bamboo strip curtain and the rear bamboo strip curtain are connected in a sewing mode in the prior art, the shuttle-shaped line inlet is adopted in the sewing and connecting process, the condition of broken lines often occurs, and the work efficiency is difficult to guarantee.
In view of this, disclose a suturing device for bamboo strip curtain of bamboo winding goods in patent document of application number 201810513622.2, including bottom plate, first backup pad, slider, second backup pad and fixed block, first backup pad is installed to the top surface both sides of bottom plate, the bottom plate rotates through the pivot and installs bamboo strip curtain, department both sides terminal surface welding has the second backup pad in the middle of the top of bottom plate, the second backup pad has the slider through displacement axle slidable mounting, sewing needle and briquetting are installed to the bottom of slider, needle groove has been seted up to the top surface of bottom plate in the below of briquetting, the fixed block is spacing installs the pull rod through the spacing hole, the stopper is installed in the outside of pull rod, the bottom welding of pull rod has the clamp plate, the top surface of clamp plate is located the both sides of pull rod and installs the spring, the clamp plate passes through the spring and installs in the fixed block. The device in the comparison document has the defects of broken lines in the sewing process, high failure rate and reduced working efficiency; the tensile strength is low; and continuous production is not possible.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the processing production method and the processing production equipment special for the bamboo strip roll, which have the advantages of reasonable structural design, high production efficiency, firm bonding and reduced labor cost investment.
The invention solves the problems by adopting the following technical scheme: the processing production method special for the bamboo strip roll is characterized in that the bamboo strip roll is formed by connecting a plurality of bamboo strip curtains in a head-tail mode to form a strip shape and winding the strip shape, and the bamboo strip curtains are formed by arranging a plurality of bamboo strip curtains in parallel: the processing production method special for the bamboo strip roll comprises the following steps:
(1) Applying glue for bonding the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain to the tail section of the front bamboo strip curtain, uniformly applying the glue to the tail section of the front bamboo strip curtain, and connecting the front bamboo strip curtain and the rear bamboo strip curtain end to end;
(2) The head section of the back bamboo strip curtain is lapped on the tail section of the front bamboo strip curtain, and the glue is positioned between the head section of the back bamboo strip curtain and the tail section of the front bamboo strip curtain;
(3) Pressing the lap joint part of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain to ensure that the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain are fully contacted with glue;
(4) Conveying and winding the front piece of bamboo strip curtain and the rear piece of bamboo strip curtain after bonding and solidification;
(5) And (3) circulating the steps (1) to (4), and bonding the head section of the third thin bamboo strip curtain to the tail section of the subsequent thin bamboo strip curtain.
The method can enable the front and rear bamboo split curtains to be firmly bonded without using wire connection, can effectively avoid the situation of broken wires, further improves the working efficiency and increases the productivity.
Further, the step (3) is followed by at least one cooling and solidifying step, and the glue used for bonding the head section of the rear thin bamboo strip curtain and the tail section of the front thin bamboo strip curtain is cooled to accelerate the solidification of the glue, so that the bonding between the head section of the rear thin bamboo strip curtain and the tail section of the front thin bamboo strip curtain is firm, the degumming phenomenon of the front thin bamboo strip curtain and the rear thin bamboo strip curtain in the conveying process is avoided, and the bonding firmness is ensured.
Further, in the step (2), the head section of the rear thin bamboo strip curtain is limited, so that the length of the head section of the rear thin bamboo strip curtain, which is lapped to the tail section of the front thin bamboo strip curtain, is ensured.
Further, in the step (2), the length of the head section of the rear thin bamboo strip curtain lapped to the tail section of the front thin bamboo strip curtain is 10-100 mm.
Further, when the tail section of the third bamboo strip curtain is glued, glue used for bonding the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain is cooled secondarily, so that the bonding firmness of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain is enhanced, and the phenomenon that the front bamboo strip curtain and the rear bamboo strip curtain are degummed in the winding process is avoided.
Further, another object of the invention is to provide a processing production device special for the bamboo strip roll.
The technical aim of the invention is achieved by the following technical scheme, and the special processing and production equipment for the bamboo strip rolls is structurally characterized in that: the device comprises glue used for bonding the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain, a glue applying device used for enabling the glue to be adhered to the tail section of the front bamboo strip curtain along the conveying direction perpendicular to the bamboo strip curtain, a pressing device used for limiting the head section of the rear bamboo strip curtain, enabling the head section of the rear bamboo strip curtain to be overlapped to the tail section of the front bamboo strip curtain and adhered to the glue adhered to the tail section of the front bamboo strip curtain, and a pressing device used for pressing the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain which are overlapped, enabling the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain to be fully contacted with the glue, preventing the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain from relative displacement or degumming in the conveying process, and a rolling device used for bonding the front bamboo strip curtain and the rear bamboo strip curtain after rolling; the pressurizing device is matched with the sizing device, and the sizing device, the limiting device and the winding device are sequentially arranged along the conveying direction. The front and rear bamboo split curtains are bonded through the equipment, and the equipment is not connected by threads, so that the occurrence of broken threads can be effectively avoided, and the production efficiency is improved.
Further, a cooling device for accelerating solidification of glue between the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the pressurizing process and further avoiding relative displacement or degumming of the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the conveying process is further arranged, and the cooling device is matched with the gluing device.
Further, the cooling device is arranged on the pressurizing device, and the sizing device is arranged above the cooling device. The adhesive is cooled while the front and the rear bamboo split curtains after bonding are pressed, so that the working efficiency is improved.
Further, the special processing production equipment for the bamboo strip rolls further comprises a flattening device which is used for enabling the bonded front bamboo strip curtain and the bonded rear bamboo strip curtain to be flatly wound on the winding device, and the flattening device is located between the limiting device and the winding device.
Further, the processing production equipment special for the bamboo strip rolls further comprises a conveying device for supplying power for conveying the bonded front bamboo strip curtain and the bonded rear bamboo strip curtain, and the conveying device is positioned between the limiting device and the winding device.
Further, the cooling device comprises a primary cooling device for avoiding relative displacement between the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the conveying process, and a secondary cooling device for avoiding degumming of the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the winding process of the winding device; the primary cooling device is arranged on the pressurizing device, and the secondary cooling device is arranged between the limiting device and the winding device. And the glue at the overlapped part of the front and rear bamboo split curtains is cooled by twice cooling, so that the phenomenon of degumming in the conveying and winding processes is avoided.
Further, the primary cooling device is connected with the wind bin, so that the primary cooling device uniformly discharges cooling wind. The glue of the overlapped part of the front and rear bamboo strip curtains is cooled more uniformly, so that the solidification of the glue is ensured to be more uniform, the binding force of the front and rear bamboo strip curtains is more uniform, and the relative displacement or degumming of the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the conveying process is prevented more effectively.
Further, the secondary cooling device comprises a lower cooling mechanism for performing primary cooling on the primary cooling device and performing secondary cooling on the tail section of the front bamboo strip curtain after primary bonding, and an upper cooling mechanism for performing primary cooling on the primary cooling device and performing secondary cooling on the head section of the rear bamboo strip curtain after primary bonding; the upper cooling mechanism is positioned above the lower cooling mechanism, and a conveying channel for conveying the preliminarily bonded front and rear bamboo strip curtains is formed between the lower cooling mechanism and the upper cooling mechanism. When the overlapped parts of the front and rear bamboo split curtains which are bonded preliminarily are conveyed to the conveying channel, the overlapped parts are cooled secondarily, so that the bonding is firmer.
Further, the gluing device comprises a gluing spray head, a gluing bracket for slidably mounting the gluing spray head, and a gluing platform for rotatably mounting the gluing bracket; the glue applying support is arranged on the glue applying platform, the glue applying spray head is arranged on the glue applying support along the conveying direction perpendicular to the bamboo strip curtain, and the glue applying spray head is positioned above the cooling device. The gluing bracket can drive the gluing spray head to rotate 45-90 degrees so as to clean glue on the gluing platform.
Further, the flattening device comprises a first flattening roller and a second flattening roller which perform flattening function in the conveying process of the bonded front and rear bamboo strip curtains, and a lifting flattening structure for jacking the bonded front and rear bamboo strip curtains between the first flattening roller and the second flattening roller; the first flattening roller and the second flattening roller are arranged in parallel, and the lifting flattening structure is positioned below the middle parts of the first flattening roller and the second flattening roller; the contact surface of the lifting flattening structure and the bonded front and rear bamboo split curtains is an arc surface. The method ensures that the previous bamboo strip curtain before sizing is fully flattened in the width direction, prevents the shrinkage of the bamboo strip curtain in the width direction, ensures uniform specification of the finally rolled bamboo strip, and ensures uniform width of the whole rolled bamboo strip.
Further, the conveying device comprises a driving roller for supplying power for conveying the bonded front and rear bamboo split curtains, and a pressing roller for pressing the bonded front and rear bamboo split curtains onto the driving roller, wherein the pressing roller is slidably arranged above the driving roller. The pulling force of the winding device on the bonded front and rear bamboo splits in the winding process is reduced, and the degumming phenomenon is avoided.
Compared with the prior art, the invention has the following advantages:
1. compared with the method of stitching the front and rear bamboo strip curtains, the method adopts the gluing mode to connect the tail section of the front bamboo strip curtain with the head section of the rear bamboo strip curtain end to end, and the method does not need to use wires, so that the situation of broken wires in the connecting process is avoided, the investment of labor cost is reduced, continuous production can be realized, the working efficiency is improved, and the productivity is improved; the two bamboo strips are lapped first along the length direction of the bamboo strip curtain in an adhesive mode; the tensile strength is improved, the backing cloth is not required to be pressed, one procedure is reduced, and the rigidity of the backing cloth can be enhanced.
The head section of the rear thin bamboo strip curtain and the tail section of the front thin bamboo strip curtain are fully contacted with glue in a pressurizing mode in the gluing process; meanwhile, in order to accelerate the solidification of the glue used for bonding the head section of the rear thin bamboo strip curtain and the tail section of the front thin bamboo strip curtain, the glue is cooled in a cooling mode, so that the bonding of the head section of the rear thin bamboo strip curtain and the tail section of the front thin bamboo strip curtain is firm, and the phenomenon of degumming of the front thin bamboo strip curtain and the rear thin bamboo strip curtain in the conveying process is avoided; simultaneously limiting the length of the head section of the rear bamboo strip curtain through a limiting device in the connecting process so as to ensure the length of the head section of the rear bamboo strip curtain lapped on the tail section of the front bamboo strip curtain; the bonding part of the two bamboo strip curtains can be secondarily cooled in a secondary cooling mode, so that the bonding firmness of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain is enhanced, and the phenomenon that the front bamboo strip curtain and the rear bamboo strip curtain are degummed in the rolling process is avoided.
2. The glue spraying device in the device is carried out along the conveying direction perpendicular to the bamboo strip curtain in the glue applying process, so that glue is uniformly applied to the tail section of the front bamboo strip curtain, and the head section of the rear bamboo strip curtain is fully contacted with the glue, so that the bonding firmness is ensured; when the limiting device senses that the position of the head section of the rear bamboo strip curtain is long enough, the rear bamboo strip curtain can be limited, so that the overlong or too short overlapping part of the front bamboo strip curtain and the rear bamboo strip curtain is avoided, when the overlapping part of the front bamboo strip curtain and the rear bamboo strip curtain is overlong, the length of the whole bamboo strip roll is difficult to ensure, the production cost is increased, when the overlapping part of the front bamboo strip curtain and the rear bamboo strip curtain is too short, the bonding strength of the two bamboo strip curtains is insufficient, and the production quality is difficult to ensure; the cooling device is arranged on the pressurizing device, the gluing device is arranged above the cooling device, and the gluing device is used for pressing the front and rear bamboo strip curtains after being bonded and simultaneously cooling the glue so as to improve the working efficiency; after the lifting flattening structure in the flattening device is jacked up, the previous bamboo strip curtain before sizing can be fully flattened in the width direction, the shrinkage of the bamboo strip curtain in the width direction is prevented, the specifications of the finally rolled bamboo strips are uniform, and the width of the whole rolled bamboo strip is uniform; the conveying device is arranged between the limiting device and the winding device, so that the pulling force of the winding device on the bonded front and rear bamboo splits in the winding process can be reduced, the degumming phenomenon is avoided, the conveying device can be a conveying belt or a conveying roller, and the pulling force of the winding device on the bonded front and rear bamboo splits in the winding process can be reduced, so that the degumming phenomenon is avoided.
The glue at the overlapped part of the front bamboo split curtain and the rear bamboo split curtain is cooled through twice cooling, so that the phenomenon of degumming in the conveying and winding processes is avoided, the glue at the overlapped part of the front bamboo split curtain and the rear bamboo split curtain is cooled more uniformly, the solidification of the glue is ensured to be more uniform, the bonding force of the front bamboo split curtain and the rear bamboo split curtain is more uniform, the relative displacement or degumming of the tail section of the front bamboo split curtain and the head section of the rear bamboo split curtain in the conveying process is more effectively prevented, and when the overlapped part of the front bamboo split curtain and the rear bamboo split curtain which are bonded preliminarily is conveyed to a conveying channel, the overlapped part is cooled secondarily, so that the bonding is firmer; when the primary cooling effect is enough to ensure that the bonded front and rear bamboo split curtains cannot be degummed in the rolling process, secondary cooling is needed, and the gluing bracket can drive the gluing nozzle to rotate 45-90 degrees so as to clean glue on the gluing platform.
Drawings
Fig. 1 is a schematic view of a connection relation front view structure of processing and producing equipment special for bamboo strip rolls in an embodiment of the invention.
Fig. 2 is a schematic diagram of a connection relationship top view structure of processing and producing equipment special for bamboo strip rolls in an embodiment of the invention.
Fig. 3 is a schematic perspective view of a connection relationship of a processing and producing device special for bamboo strip rolls according to an embodiment of the present invention.
Fig. 4 is an enlarged schematic view of the portion a in fig. 3.
Fig. 5 is a schematic diagram showing connection between a front bamboo strip curtain and a rear bamboo strip curtain according to an embodiment of the present invention.
In the figure: 1-gluing device, 2-limiting device, 3-pressurizing device, 4-cooling device, 5-winding device, 6-flattening device, 7-conveying device, 11-gluing platform, 12-gluing support, 13-gluing spray head, 41-primary cooling device, 42-secondary cooling device, 61-flattening roller, 62-flattening roller, 63-lifting flattening structure, 71-driving roller, 72-compacting roller, 81-former piece bamboo strip curtain, 82-latter piece bamboo strip curtain, 421-lower cooling mechanism and 422-upper cooling mechanism.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and not limited to the following examples.
Examples
Referring to fig. 1 to 5, it should be understood that the structures, proportions, sizes, etc. shown in the drawings attached to the present specification are shown only for the purpose of understanding and reading by those skilled in the art, and are not intended to limit the applicable limitations of the present invention, so that any structural modification, change in proportion, or adjustment of size does not have any technical significance, and all fall within the scope of the technical content of the present invention without affecting the efficacy and achievement of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle" and "a" are used for descriptive purposes only and are not intended to limit the scope of the invention, but are also intended to be within the scope of the invention without any substantial modification to the technical content.
The processing production method special for the bamboo strip roll in the embodiment is that the bamboo strip roll is formed by connecting and winding a bamboo strip curtain with length L of 500-4000 mm and width D of 50-500 mm, preferably L of 1900mm and D of 190mm from head to tail, the bamboo strip curtain is formed by arranging a plurality of bamboo strip strips in parallel and connecting the bamboo strip strips through wefts, the width D of the bamboo strip is 2-20 mm, preferably D is 3mm, and the processing production method special for the bamboo strip roll is as follows:
(1) Applying glue for bonding the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 to the tail section of the front bamboo strip curtain 81, wherein the glue is hot melt glue, and the glue is uniformly applied to the tail section of the front bamboo strip curtain 81, and the front bamboo strip curtain and the rear bamboo strip curtain are connected end to end;
(2) Limiting the head section of the rear thin bamboo strip curtain 82 to ensure the length of the head section of the rear thin bamboo strip curtain 82 overlapped to the tail section of the front thin bamboo strip curtain 81; the length l of the head section of the rear bamboo strip curtain 82, which is lapped to the tail section of the front bamboo strip curtain 81, is 10-100 mm, and is preferably 30-50 mm; the head section of the rear bamboo strip curtain 82 is lapped on the tail section of the front bamboo strip curtain 81, and the glue is positioned between the head section of the rear bamboo strip curtain 82 and the tail section of the front bamboo strip curtain 81;
(3) Pressing the lap joint part of the head section of the rear bamboo strip curtain 82 and the tail section of the front bamboo strip curtain 81 so that the head section of the rear bamboo strip curtain 82 and the tail section of the front bamboo strip curtain 81 are fully contacted with glue;
(4) The glue used for bonding the head section of the rear thin bamboo strip curtain 82 and the tail section of the front thin bamboo strip curtain 81 is cooled to accelerate the solidification of the glue, so that the bonding between the head section of the rear thin bamboo strip curtain 82 and the tail section of the front thin bamboo strip curtain 81 is firm, the phenomenon that the front thin bamboo strip curtain 81 and the rear thin bamboo strip curtain 82 are degummed in the conveying process is avoided, and the bonding firmness is ensured;
(5) Conveying and winding the front piece of bamboo strip curtain 81 and the rear piece of bamboo strip curtain 82 after bonding and solidification;
(6) And (5) circulating the steps of (1) to (5) to bond the head section of the third thin bamboo strip curtain to the tail section of the following thin bamboo strip curtain 82.
Preferably, when the tail section of the third thin bamboo strip curtain is glued, glue used for bonding the head section of the rear thin bamboo strip curtain 82 and the tail section of the front thin bamboo strip curtain 81 is secondarily cooled, so that the bonding firmness of the head section of the rear thin bamboo strip curtain 82 and the tail section of the front thin bamboo strip curtain 81 is enhanced, and the phenomenon that the front thin bamboo strip curtain 81 and the rear thin bamboo strip curtain 82 are degummed in the winding process is avoided.
The processing production equipment special for the bamboo strip roll in the embodiment comprises a glue applying device 1 for applying glue for bonding the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 to the tail section of the front bamboo strip curtain 81, and enabling the glue to be adhered to the tail section of the front bamboo strip curtain 81 along the conveying direction perpendicular to the bamboo strip curtain, a limiting device 2 for limiting the head section of the rear bamboo strip curtain 82, enabling the head section of the rear bamboo strip curtain 82 to be overlapped to the tail section of the front bamboo strip curtain 81 and to be adhered to the glue adhered to the tail section of the front bamboo strip curtain 81, the pressing device 3 is used for pressing the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 which are overlapped, so that the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 are fully contacted with glue, the relative displacement or degumming of the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 in the conveying process is avoided, the glue between the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 in the pressing process is accelerated to be cured, the cooling device 4 for further preventing the relative displacement or degumming of the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 in the conveying process is further avoided, and the winding device 5 is used for winding the front bamboo strip curtain and the rear bamboo strip curtain after bonding and curing; the pressurizing device 3 and the cooling device 4 are matched with the gluing device 1, and the gluing device 1, the limiting device 2 and the winding device 5 are sequentially arranged along the conveying direction.
Preferably, the cooling device 4 is mounted on the pressurizing device 3, and the glue applicator 1 is located above the cooling device 4. The adhesive is cooled while the front and the rear bamboo split curtains after bonding are pressed, so that the working efficiency is improved.
The processing and production equipment special for the bamboo strip roll in the embodiment can further comprise a flattening device 6 which is used for enabling the bonded front and rear bamboo strip curtains to be flatly wound on the winding device 5, wherein the flattening device 6 is positioned between the limiting device 2 and the winding device 5. The flattening device 6 is mainly used for fully flattening the front bamboo strip curtain 81 before glue application in the width direction and preventing the shrinkage of the bamboo strip curtain in the width direction, so that the specifications of the finally rolled bamboo strips are uniform, and the width of the whole rolled bamboo strip is uniform.
The processing and production equipment special for the bamboo strip roll in the embodiment can further comprise a conveying device 7 for supplying power for conveying the bonded front and rear bamboo strip curtains, wherein the conveying device 7 is positioned between the limiting device 2 and the winding device 5. The conveying device 7 is mainly used for avoiding the situation that the front and rear two bamboo split curtains after bonding are relatively displaced and degummed due to overlarge pulling force applied to the front and rear two bamboo split curtains after bonding in the winding process by the winding device 5.
The cooling device 4 in this embodiment includes a primary cooling device 41 for avoiding relative displacement between the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 during the conveying process, and a secondary cooling device 42 for avoiding degumming of the tail section of the front bamboo strip curtain 81 and the head section of the rear bamboo strip curtain 82 during the winding process of the winding device 5; the primary cooling device 41 is installed on the pressurizing device 3, and the secondary cooling device 42 is located between the limiting device 2 and the winding device 5. And cooling and solidifying the glue at the bonding position of the front and rear bamboo split curtains twice after bonding, wherein the final purpose is to firmly bond the front and rear bamboo split curtains so as to avoid degumming.
The primary cooling device 41 in the present embodiment is connected to the wind bin so that the primary cooling device 41 uniformly discharges cooling wind. The glue of the overlapped part of the front and rear bamboo strip curtains is cooled more uniformly, so that the solidification of the glue is ensured to be more uniform, the binding force of the front and rear bamboo strip curtains is more uniform, and the relative displacement or degumming of the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the conveying process is prevented more effectively.
The secondary cooling device 42 in this embodiment includes a lower cooling mechanism 421 for primarily cooling the primary cooling device 41 and implementing secondary cooling of the tail section of the first bamboo strip curtain 81 after primary bonding, and an upper cooling mechanism 422 for primarily cooling the primary cooling device 41 and implementing secondary cooling of the head section of the second bamboo strip curtain 82 after primary bonding; the upper cooling mechanism 422 is located above the lower cooling mechanism 421, and a conveying channel for conveying the preliminarily bonded front and rear bamboo strip curtains is formed between the lower cooling mechanism 421 and the upper cooling mechanism 422. When the overlapped parts of the front and rear bamboo split curtains which are bonded preliminarily are conveyed to the conveying channel, the overlapped parts are cooled secondarily, so that the bonding is firmer.
The gluing device 1 in the embodiment comprises a gluing spray head 13, a gluing support 12 for sliding mounting the gluing spray head 13, and a gluing platform 11 for rotatably mounting the gluing support 12; the gluing bracket 12 is arranged on the gluing platform 11, the gluing spray head 13 is arranged on the gluing bracket 12 along the conveying direction perpendicular to the bamboo strip curtain, and the gluing spray head 13 is positioned above the cooling device 4. The glue applying bracket 12 can drive the glue applying spray head 13 to rotate 45-90 degrees so as to clean glue on the glue applying platform 11.
The flattening device 6 in this embodiment includes a first flattening roller 61 and a second flattening roller 62 that perform a flattening function in conveying the bonded front and rear bamboo strip curtains, and a lifting flattening structure 63 that lifts up the bonded front and rear bamboo strip curtains between the first flattening roller 61 and the second flattening roller 62; the first flattening roller 61 and the second flattening roller 62 are arranged in parallel, and the lifting flattening structure 63 is positioned below the middle parts of the first flattening roller 61 and the second flattening roller 62; the contact surface between the lifting flattening structure 63 and the bonded front and rear bamboo strips is an arc surface. So as to ensure that the previous bamboo strip curtain 81 before sizing is fully flattened in the width direction, prevent the shrinkage of the bamboo strip curtain in the width direction, ensure uniform specification of the finally rolled bamboo strip and uniform width of the whole rolled bamboo strip.
The conveying device 7 in this embodiment includes a driving roller 71 for supplying power to convey the bonded front and rear bamboo strips, and a pinch roller 72 for pressing the bonded front and rear bamboo strips onto the driving roller 71, the pinch roller 72 being slidably mounted above the driving roller 71. So as to reduce the pulling force of the winding device 5 on the bonded front and rear bamboo splits in the winding process and avoid the degumming phenomenon. The conveyor 7 may be a conveyor belt or a conveyor roller.
The gluing device 1 in this embodiment is used for gluing the tail section of the front bamboo strip curtain 81 along the conveying direction perpendicular to the bamboo strip curtain in the gluing process, the length of the head section of the rear bamboo strip curtain 82 is limited by the limiting device 2 after the gluing is completed, and the length of the head section of the rear bamboo strip curtain 82 is detected by the limiting device 2 through the inductive switch, so that the enough lap joint length of the front bamboo strip curtain and the rear bamboo strip curtain can be ensured.
The tail section of the front bamboo strip curtain 81 is arranged above the head section of the rear bamboo strip curtain 82 and is bonded, the bonding part is pressurized by the pressurizing device 3 in the bonding process, the pressurizing device 3 can tightly press the bonding part by pushing the bonding part by an air cylinder or pressing the bonding part by an upper pressing roller and a lower pressing roller, and the bonding part is cooled by the cooling device 4 while the bonding part is pressurized.
The cooling device comprises a primary cooling device 41 or a primary cooling device 41 and a secondary cooling device 42, wherein the structures of the primary cooling device 41 and the secondary cooling device 42 can be the same or different, secondary cooling is not needed under the condition that primary cooling is enough to solidify glue at the overlapped part of the bonded front and rear bamboo split curtains, and the final purpose of secondary cooling is to prevent the overlapped part of the bonded front and rear bamboo split curtains from degumming in the winding process.
Then rolling the front and rear bamboo strips after bonding by a rolling device 5; the pressurizing and cooling can be performed simultaneously, so that the working efficiency of the device is improved; the pressurizing and cooling can be performed simultaneously in the winding process.
The flattening device 6 is arranged on a flattening platform with a horn mouth-shaped inlet section, and prevents the two bonded bamboo split curtains from being blocked at the edge of the flattening platform in the conveying process.
The mode is adopted to bond the front and rear two bamboo split curtains, compared with the mode of sewing the front and rear two bamboo split curtains, the mode adopts gluing without using wires, the broken wire condition can not occur in the bonding process, meanwhile, the bonding firmness of the front and rear two bamboo split curtains can be improved through secondary cooling, degumming in the winding process is avoided, continuous production can be realized, and the working efficiency is improved.
In addition, it should be noted that the specific embodiments described in the present specification may vary from part to part, from name to name, etc., and the above description in the present specification is merely illustrative of the structure of the present invention. All equivalent or simple changes of the structure, characteristics and principle according to the inventive concept are included in the protection scope of the present patent. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a processing production method of bamboo strip roll is exclusively used in, the bamboo strip roll is by multi-disc bamboo strip curtain head and the tail connection strip and coiling form, the bamboo strip curtain is by many bamboo strips parallel arrangement form, its characterized in that: the processing production method special for the bamboo strip roll comprises the following steps:
(1) Applying glue for bonding the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain to the tail section of the front bamboo strip curtain, uniformly applying the glue to the tail section of the front bamboo strip curtain, and connecting the front bamboo strip curtain and the rear bamboo strip curtain end to end;
(2) The head section of the back bamboo strip curtain is lapped on the tail section of the front bamboo strip curtain, and the glue is positioned between the head section of the back bamboo strip curtain and the tail section of the front bamboo strip curtain;
(3) Pressing the lap joint part of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain to ensure that the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain are fully contacted with glue;
(4) Conveying and winding the front piece of bamboo strip curtain and the rear piece of bamboo strip curtain after bonding and solidification;
(5) The steps of (1) to (4) are circulated, and the head section of the third thin bamboo strip curtain is bonded to the tail section of the following thin bamboo strip curtain;
the processing production method special for the bamboo strip roll is realized by processing production equipment special for the bamboo strip roll, the processing production equipment special for the bamboo strip roll comprises a glue applying device, a limiting device and a control device, wherein the glue applying device is used for applying glue to the tail section of a front bamboo strip curtain and the head section of a rear bamboo strip curtain to the tail section of the front bamboo strip curtain, enabling the glue to be adhered to the tail section of the front bamboo strip curtain along the conveying direction perpendicular to the bamboo strip curtain, limiting the head section of the rear bamboo strip curtain, enabling the head section of the rear bamboo strip curtain to be overlapped to the tail section of the front bamboo strip curtain and being adhered to the glue of the tail section of the front bamboo strip curtain, the pressing device is used for pressing the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain which are overlapped, so that the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain are fully contacted with glue, the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain are prevented from being relatively displaced or degummed in the conveying process, the winding device is used for winding the front bamboo strip curtain and the rear bamboo strip curtain after bonding and curing, and the flattening device is used for enabling the bonded front bamboo strip curtain and the bonded rear bamboo strip curtain to be flatly wound on the winding device; the pressurizing device is matched with the sizing device, the limiting device and the winding device are sequentially arranged along the conveying direction, and the flattening device is positioned between the limiting device and the winding device;
the gluing device comprises a gluing spray head, a gluing bracket for slidably mounting the gluing spray head and a gluing platform for rotatably mounting the gluing bracket; the glue applying bracket is arranged on the glue applying platform, the glue applying spray head is arranged on the glue applying bracket along the conveying direction perpendicular to the bamboo strip curtain, and the glue applying spray head is positioned above the cooling device;
the flattening device comprises a first flattening roller and a second flattening roller which perform flattening function in the conveying process of the bonded front and rear bamboo strip curtains, and a lifting flattening structure for jacking the bonded front and rear bamboo strip curtains between the first flattening roller and the second flattening roller.
2. The processing and production method special for the bamboo strip roll according to claim 1, which is characterized in that: and (3) cooling and solidifying at least once, and cooling the glue used for bonding the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain so as to accelerate the solidification of the glue, so that the bonding of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain is firm, the degumming phenomenon of the front bamboo strip curtain and the rear bamboo strip curtain in the conveying process is avoided, and the bonding firmness is ensured.
3. The processing and production method special for the bamboo strip roll according to claim 1, which is characterized in that: in the step (2), the head section of the rear thin bamboo strip curtain is limited so as to ensure the length of the head section of the rear thin bamboo strip curtain which is lapped to the tail section of the front thin bamboo strip curtain.
4. The processing and production method special for the bamboo strip roll according to claim 1, which is characterized in that: in the step (2), the length of the head section of the rear thin bamboo strip curtain lapped to the tail section of the front thin bamboo strip curtain is 10-100 mm.
5. The processing and production method special for the bamboo strip roll according to claim 2, which is characterized in that: when the tail section of the third bamboo strip curtain is glued, glue used for bonding the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain is subjected to secondary cooling, so that the bonding firmness of the head section of the rear bamboo strip curtain and the tail section of the front bamboo strip curtain is enhanced, and the phenomenon that the front bamboo strip curtain and the rear bamboo strip curtain are degummed in the rolling process is avoided.
6. The processing and production method special for the bamboo strip roll according to claim 1, which is characterized in that: the device is also provided with a cooling device for accelerating the solidification of the glue between the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the pressurizing process, and further avoiding the relative displacement or degumming of the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain in the conveying process, and the cooling device is matched with the gluing device.
7. The processing and production method special for the bamboo strip roll according to claim 1, which is characterized in that: the cooling device is arranged on the pressurizing device, and the sizing device is arranged above the cooling device.
8. The processing and production method special for the bamboo strip roll according to claim 1, which is characterized in that: the processing production equipment special for the bamboo strip rolls further comprises a conveying device for supplying power for conveying the bonded front bamboo strip curtain and the bonded rear bamboo strip curtain, and the conveying device is positioned between the limiting device and the winding device.
9. The method for processing and producing the bamboo strip roll specially used for the bamboo strip roll according to any one of claims 1 to 8, which is characterized in that: the cooling device comprises a primary cooling device for preventing the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain from relative displacement in the conveying process, and a secondary cooling device for preventing the tail section of the front bamboo strip curtain and the head section of the rear bamboo strip curtain from degumming in the winding process of the winding device; the primary cooling device is arranged on the pressurizing device, and the secondary cooling device is arranged between the limiting device and the winding device.
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