CN109605512B

CN109605512B - Bamboo unfolding machine

Info

Publication number: CN109605512B
Application number: CN201811550370.7A
Authority: CN
Inventors: 杨发明
Original assignee: Long Bamboo Technology Group Co Ltd
Current assignee: Fujian Lontai Bamboo Household Co ltd
Priority date: 2018-09-28
Filing date: 2018-12-18
Publication date: 2024-03-08
Anticipated expiration: 2038-12-18
Also published as: CN109605512A

Abstract

The invention provides a bamboo unfolding machine, and belongs to the technical field of bamboo processing. The bamboo unfolding machine solves the problems that the existing bamboo unfolding machine is easy to crack when unfolding the bamboo, and the bamboo is longitudinally split through a whole bamboo tube, and the cross section of the bamboo is arc-shaped; the thicknessing mechanism comprises a plurality of groups of cambered surface shaping devices, each group of cambered surface shaping devices comprises an upper conveying roller and a lower conveying roller, an arc shaping gap which is adaptive to the bamboo material is formed between the upper conveying roller and the lower conveying roller, and the cambered surface shaping devices are used for conveying the bamboo material by utilizing the arc shaping gap and adjusting the radian of the bamboo material step by step; at least one group of yellow planing and cutting mechanism is arranged between the plurality of groups of cambered surface shaping devices; the output end of the thicknessing mechanism is provided with a scribing mechanism, the scribing mechanism is used for grooving on the surface of the bamboo material, the output end of the scribing mechanism is provided with a spreading mechanism, and the spreading mechanism is used for gradually pressing and opening the radian of the bamboo material until the bamboo material is flattened. The invention has the advantages of high yield when the bamboo is spread, and the like.

Description

Bamboo unfolding machine

Technical Field

The invention belongs to the technical field of bamboo processing, and particularly relates to a bamboo unfolding machine.

Background

Bamboo products have a long history of use in everyday life. The traditional bamboo products are mostly manufactured manually, are durable and are deeply favored by common people. The modern bamboo manufacturing industry realizes the mass and high-efficiency manufacture of bamboo products, in particular to bamboo products. When the bamboo product needs the bamboo raw material of monoblock formula, because the characteristic that the bamboo is difficult to flatten, most in the production application cut the bamboo into the bamboo strip that the diameter is less and make, namely the thick bamboo tube dissects, connects again, bonds etc..

Therefore, the whole bamboo tube unfolding technology is developed, the bamboo unfolding technology can break through the material characteristics of the bamboo, can be used for manufacturing more products after the whole bamboo tube is unfolded, can avoid using adhesives or other chemical raw materials in the manufacturing process, and is more environment-friendly and healthy.

However, the existing technology is easy to crack when the bamboo is unfolded in the processing process, and the yield is low.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a bamboo unfolding machine.

The aim of the invention can be achieved by the following technical scheme: a bamboo unfolding machine is characterized in that the bamboo is bamboo longitudinally cut in a whole bamboo tube, and the cross section of the bamboo is arc-shaped; the bamboo unfolding machine is characterized by comprising a rack and a thicknessing mechanism arranged on the rack; the shaping mechanism comprises a plurality of groups of arc surface shaping devices, each group of arc surface shaping devices comprises an upper conveying roller and a lower conveying roller, an arc surface shaping gap which is adaptive to the bamboo material is formed between the upper conveying roller and the lower conveying roller, and the arc surface shaping devices are used for conveying the bamboo material by utilizing the arc surface shaping gap and adjusting the radian of the bamboo material step by step; at least one group of yellow planing cutting mechanism is arranged among the plurality of groups of cambered surface shaping devices, and the yellow planing cutting mechanism comprises a tabasheer cutting part for cutting tabasheer; the output end of the thicknessing mechanism is provided with a scribing mechanism, the scribing mechanism is used for grooving the surface of the bamboo wood, the output end of the scribing mechanism is provided with an unfolding mechanism, and the unfolding mechanism is used for gradually pressing and unfolding the radian of the bamboo wood until the bamboo wood is flattened; the thicknessing mechanism, the unfolding mechanism and the scribing mechanism are all provided with driving devices.

The working principle of the invention is as follows: when the bamboo wood shaping machine works, firstly, bamboo wood is placed into a shaping mechanism, in the shaping mechanism, an arc shaping gap which is matched with the bamboo wood is formed between an upper conveying roller and a lower conveying roller of an arc shaping device, the arc shaping device can not only convey a main material, but also adjust the radian of the bamboo wood, fine adjustment is carried out on the radian of the bamboo wood, then, a yellow planing cutting mechanism is arranged among a plurality of groups of arc shaping devices, a yellow planing Huang Qiexiao mechanism is provided with a yellow planing part, the yellow planing part is used for cutting the yellow bamboo wood, then, the output end of the shaping mechanism is provided with a scribing mechanism, the surface of the bamboo wood is grooved, the output end of the scribing mechanism is connected with an unfolding mechanism, the bamboo wood is slowly pressed in the unfolding mechanism, finally, the bamboo wood is flattened, a driving device is used for driving the operation of the shaping mechanism, the unfolding mechanism and the scribing mechanism, and the driving device is a driving motor. When the invention is used, the required procedures are fewer, and the cost is low. And the bamboo is not easy to crack when being unfolded, and the yield is high.

In the bamboo unfolding machine, the unfolding mechanism comprises a plurality of groups of gradually-flattening rollers and at least one group of flattening rollers, wherein the gradually-flattening rollers are used for expanding bamboo gradually, the flattening rollers are used for flattening the bamboo, and the flattening rollers are connected to the tail ends of the gradually-flattening rollers.

In the bamboo unfolding machine, the frame is further provided with a reverse flattening roller, and the reverse flattening roller is used for reversely flattening the bamboo.

In the bamboo unfolding machine, the gradual flattening arc roller and the flattening roller are both provided with an upper pressing roller and a lower pressing roller, an arc unfolding gap which is adaptive to the bamboo is formed between the upper pressing roller and the lower pressing roller of the gradual flattening arc roller, the radian of the arc unfolding gap is gradually reduced, and the gap formed between the upper pressing roller and the lower pressing roller of the flattening roller is a plane.

In the bamboo unfolding machine, the reverse flattening roller is provided with an upper reverse pressing roller and a lower reverse pressing roller, a reverse shaping gap is formed between the upper reverse pressing roller and the lower reverse pressing roller, and the radian direction of the reverse shaping gap is opposite to that of the arc shaping gap.

In the bamboo unfolding machine, at least one group of green planing cutting mechanisms are arranged among the plurality of groups of cambered surface shaping devices, and each green planing cutting mechanism comprises a green bamboo cutting part for cutting green bamboo.

In the bamboo unfolding machine, the rack is further provided with a plurality of groups of first transmission devices, the first transmission devices are respectively connected with the cambered surface shaping device and the unfolding mechanism, each group of first transmission devices is provided with two output shafts, each output shaft is connected with one gear, the gears are connected in a meshed mode, the gears are used for enabling the output shafts to rotate simultaneously, the first transmission devices are further provided with input shafts, and the input shafts are connected with the driving device.

In the bamboo unfolding machine, the frame is further provided with at least one group of second transmission devices, the second transmission devices are provided with rotating shafts, the tail ends of the rotating shafts are connected with the driving devices through belts, the rotating shafts are further provided with shaft sleeves, the shaft sleeves are used for protecting the rotating shafts, and the second transmission devices are connected with the planing and yellow cutting mechanism.

In the bamboo unfolding machine, the frame is further provided with at least one group of second transmission devices, the second transmission devices are provided with rotating shafts, the tail ends of the rotating shafts are connected with the driving devices through belts, the rotating shafts are further provided with shaft sleeves, the shaft sleeves are used for protecting the rotating shafts, and the second transmission devices are connected with the planing and cutting mechanism.

In the bamboo unfolding machine, the rotating shaft is further provided with an adjusting rod connected with the shaft sleeve, the adjusting rod is provided with a sliding block and a guide rail matched with the sliding block, the sliding block slides in the guide rail to adjust the cutting thickness of the bamboo, a locking device is arranged at the bottom of the adjusting rod, and the locking device is used for fixing the position of the adjusting rod.

In the bamboo unfolding machine, the scribing mechanism comprises a scribing roller, the surface of the scribing roller is obliquely provided with a nicking tool, the nicking tool is used for scribing staggered oblique line grooves on the surface of one side of bamboo with tabasheer, and the scribing roller can rotate under the driving of the driving device.

In the bamboo unfolding machine, the scribing mechanism is further provided with a feeding roller capable of passively rotating along with the bamboo, and a gap for the bamboo to pass through is reserved between the feeding roller and the scribing roller.

In the bamboo unfolding machine, the scribing rollers are plane scribing rollers, the number of groups of the plane scribing rollers in the scribing mechanism is at least 2, the distance between the nicking tools is increased step by step, and the scribing directions of adjacent nicking tools are opposite.

In the bamboo unfolding machine, the scribing rollers are cambered surface scribing rollers, and the number of groups of cambered surface scribing rollers in the scribing mechanism is at least 1.

In the above bamboo unfolding machine, the bamboo is bamboo processed by softening technology.

In the bamboo unfolding machine, the cambered surface radius of each group of cambered shaping gaps is the same, and the range of the cambered surface radius is between 30 and 100 mm.

In the bamboo unfolding machine, the radii of the cambered surfaces of adjacent gradual flattening rollers are not more than 30mm.

In the bamboo unfolding machine, the yellow planing cutting mechanism comprises a fixing device and a planing roller, wherein the yellow bamboo cutting mechanism is arranged on the planing roller, the second conveying device is connected with the planing roller, the fixing device comprises two pressing plates, a material passing gap for passing bamboo materials is formed between the two pressing plates, the plate on one side of the planing roller is close to the planing gap, the surface of the planing roller stretches into the planing gap, the planing roller is used for planing the bamboo materials, the section of the material passing gap is arc-shaped, and the planing roller is arranged on one side of the concave surface of the material passing gap.

In the bamboo unfolding machine, the green planing cutting mechanism comprises a fixing device and a planing roller, the green bamboo cutting mechanism is located on the planing roller, the second conveying device is connected with the planing roller, the fixing device comprises two pressing plates, a material passing gap for passing bamboo materials exists between the two pressing plates, the planing gap is formed in the plate, which is close to one side of the planing roller, the surface of the planing roller stretches into the planing gap, the planing roller is used for planing the bamboo materials, the section of the material passing gap is arc-shaped, and the planing roller is located on one side of the convex surface of the material passing gap.

Compared with the prior art, the invention has the following advantages:

1. the bamboo of the invention is not easy to crack when being unfolded, and the yield is high.

2. The unfolding mechanism comprises a plurality of groups of gradually-flattening arc rollers and at least one group of flattening rollers, wherein the gradually-flattening arc rollers are used for expanding bamboo materials step by step, the flattening rollers are used for flattening the bamboo materials, and the flattening rollers are connected to the tail ends of the gradually-flattening arc rollers. Bamboo firstly passes through the gradual flattening roller and then passes through the flattening roller, so that the bamboo is firstly unfolded slowly and then flattened.

3. The machine frame is also provided with a reverse flattening roller, and the reverse flattening roller is used for reversely flattening the bamboo. After flattening the bamboo, the bamboo has the characteristic of bending back again, so the bamboo is reversely pressed for one time, and the bamboo can be effectively prevented from returning to the original bending state.

4. The leveling roller and the flattening roller are both provided with an upper press roller and a lower press roller, an arc-shaped unfolding gap which is adaptive to bamboo materials is formed between the upper press roller and the lower press roller of the leveling roller, the radian of the arc-shaped unfolding gap is gradually reduced, and the gap formed between the upper press roller and the lower press roller of the flattening roller is a plane. The gradual flattening arc roller spreads the bamboo gradually, instead of directly flattening the bamboo once, so that the cracking of the bamboo is effectively prevented.

5. The reverse flattening roller is provided with an upper reverse pressing roller and a lower reverse pressing roller, a reverse shaping gap is formed between the upper reverse pressing roller and the lower reverse pressing roller, and the radian direction of the reverse shaping gap is opposite to that of the arc shaping gap. The reverse flattening roller is connected with the output end of the flattening roller. Preventing the bamboo from being bent again.

6. At least one set of planing cutting mechanism is arranged among the plurality of sets of cambered surface shaping devices, and the planing cutting mechanism comprises a planing cutting part for cutting the bamboo. The planing and cutting mechanism can remove the bamboo green.

7. The frame of the invention is also provided with a plurality of groups of first transmission devices, the first transmission devices are respectively connected with the cambered surface shaping device and the unfolding mechanism, each group of first transmission devices is provided with two output shafts, each output shaft is connected with a gear, the gears are connected in a meshed manner, the gears are used for enabling the output shafts to rotate simultaneously, and the first transmission devices are also provided with input shafts which are connected with the driving device. In the cambered surface shaping device, two output shafts in the first transmission device are connected with one end through gears, and the other end is respectively connected with the upper conveying roller and the lower conveying roller, so that the upper conveying roller and the lower conveying roller rotate simultaneously, and the aim of transporting bamboo is fulfilled. In the unfolding mechanism, one ends of two output shafts of the first transmission device are connected through gears, and the other ends of the two output shafts are respectively connected with the upper press roller and the lower press roller, so that the upper press roller and the lower press roller rotate simultaneously, the aim of unfolding is achieved, and the aim of transportation is achieved. Similarly, the two output shafts are respectively connected with the upper reverse pressing roller and the lower reverse pressing roller in the reverse flattening roller.

8. The frame of the invention is also provided with at least one group of second transmission devices, the second transmission devices are provided with rotating shafts, the tail ends of the rotating shafts are connected with the driving devices through belts, the rotating shafts are also provided with shaft sleeves, the shaft sleeves are used for protecting the rotating shafts, and the second transmission devices are connected with the yellow planing cutting mechanism. The rotary shaft is also provided with an adjusting rod connected with the shaft sleeve, the adjusting rod is provided with a sliding block and a guide rail matched with the sliding block, the sliding block slides in the guide rail and is used for adjusting the cutting thickness of bamboo wood, the bottom of the adjusting rod is provided with a locking device, and the locking device is used for fixing the position of the adjusting rod. The shaft sleeve can well protect the rotating shaft, the driving device is connected with the rotating shaft through the belt, so that the rotating shaft is driven to rotate, and then the rotating shaft drives the yellow planing and cutting mechanism to rotate, and the yellow planing and cutting part of the yellow planing and cutting mechanism cuts the yellow bamboo. Similarly, the green cutting part of the green planing cutting mechanism also cuts the green. The bamboo green and yellow of the bamboo can be cut well, the thickness of the bamboo cut can be adjusted through the cooperation of the sliding blocks and the guide rails, and the locking device can fix the position of the adjusting rod.

9. The scribing mechanism comprises a scribing roller, wherein the surface of the scribing roller is obliquely provided with a nicking tool, the nicking tool is used for nicking a bevel line groove on the surface of bamboo wood, and the scribing roller can rotate under the driving of a driving device. The scribing mechanism is also provided with a feeding roller which can passively rotate along with the bamboo, and a gap for the bamboo to pass through is formed between the feeding roller and the scribing roller. When the bamboo material passes through the scribing device, the scribing knife on the scribing roller scribes down staggered oblique line grooves on the surface of one side of the bamboo material with the tabasheer, and the oblique line grooves facilitate the subsequent unfolding of the bamboo material.

10. The bamboo is bamboo material after softening process treatment. The bamboo is unfolded after softening, so that the yield can be improved, and the bamboo is not easy to crack.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic diagram of the structure of the present invention;

FIG. 3 is a schematic view of the cambered surface shaping device of the invention;

FIG. 4 is a schematic view of the planing yellow cutting mechanism of the present invention;

FIG. 5 is a schematic view of the planing cutting mechanism of the present invention;

FIG. 6 is a schematic view of the construction of the tapered roller of the present invention;

FIG. 7 is a schematic view of the construction of the flattening roller of the present invention;

FIG. 8 is a schematic view of the structure of the reverse flattening roll of the present invention;

fig. 9 is a schematic structural view of embodiment 1 of the present invention;

fig. 10 is a schematic structural view of embodiment 2 of the present invention;

FIG. 11 is a schematic view of the structure of the gradually expanding bamboo material of the present invention;

FIG. 12 is a schematic view of the structure of the bamboo diagonal slot of the present invention;

FIG. 13 is a schematic view of the planing yellow cutting mechanism of the present invention;

FIG. 14 is a schematic view of the planing cutting mechanism of the present invention;

fig. 15 is a schematic front view of the planing cutting mechanism of the present invention.

In the figure, 1, a thicknessing mechanism; 2. a deployment mechanism; 3. a reverse flattening roller; 4. a frame; 5. a cambered surface shaping device; 6. an upper conveying roller; 7. a lower conveying roller; 8. arc shaping gap; 9. a planer Huang Qiexiao mechanism; 10. a tabasheer cutting part; 11. a driving device; 12. a leveling arc roller; 13. a flattening roller; 14. an upper press roll; 15. a lower press roll; 16. arc-shaped unfolding gaps; 17. a reverse pressing roller is arranged on the upper part; 18. a lower reversing press roll; 19. reverse shaping gaps; 20. a planing and cutting mechanism; 21. a green cutting part; 22. a first transmission device; 23. an output shaft; 24. a gear; 25. an input shaft; 26. a second transmission device; 27. a rotating shaft; 28. a belt; 29. a shaft sleeve; 30. an adjusting rod; 31. a slide block; 32. a guide rail; 33. a locking device; 34. a scribing mechanism; 35. a scribing roller; 36. a nicking tool; 37. a feed roller; 40. a fixing device; 41. planing roller; 43. a pressing plate; 44. a material passing gap; 45. planing the gap.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14 and fig. 15, a bamboo unfolding machine is formed by longitudinally cutting a whole bamboo tube into bamboo materials, wherein the cross section of the bamboo materials is arc-shaped; the bamboo unfolding machine comprises a frame 4 and a thicknessing mechanism 1 arranged on the frame 4; the thicknessing mechanism 1 comprises a plurality of groups of cambered surface shaping devices 5, each group of cambered surface shaping devices 5 comprises an upper conveying roller 6 and a lower conveying roller 7, an arc shaping gap 8 which is adaptive to the bamboo materials is formed between the upper conveying roller 6 and the lower conveying roller 7, and the cambered surface shaping devices 5 are used for conveying the bamboo materials by utilizing the arc shaping gaps 8 and adjusting the radian of the bamboo materials step by step; at least one group of yellow planing and cutting mechanism 9 is arranged among the plurality of groups of cambered surface shaping devices 5, and the yellow planing and Huang Qiexiao mechanism 9 comprises a yellow planing and cutting part 10 for cutting the yellow bamboo; the output end of the thicknessing mechanism 1 is provided with a scribing mechanism 34, the scribing mechanism 34 is used for grooving on the surface of the bamboo wood, the output end of the scribing mechanism 34 is provided with an unfolding mechanism 2, and the unfolding mechanism 2 is used for gradually pressing and opening the radian of the bamboo wood until the bamboo wood is flattened; the thicknessing mechanism 1, the unfolding mechanism 2 and the scribing mechanism 34 are all provided with a driving device 11. The arc shaping devices are used for adjusting the arc shapes of the bamboo materials to obtain the bamboo materials with equal radians.

Further, the spreading mechanism 2 comprises a plurality of groups of leveling rollers 12 and at least one group of leveling rollers 13, the leveling rollers 12 are used for spreading the bamboo material step by step, the leveling rollers 13 are used for leveling the bamboo material, and the leveling rollers 13 are connected to the tail ends of the leveling rollers 12. Bamboo firstly passes through the gradual flattening arc roller 12 and then passes through the flattening roller 13, so that the bamboo is firstly and slowly unfolded and then flattened.

Further, the frame 4 is also provided with a reverse flattening roller 3, and the reverse flattening roller 3 is used for reversely flattening the bamboo. After flattening the bamboo, the bamboo has the characteristic of bending back again, so the bamboo is reversely pressed for one time, and the bamboo can be effectively prevented from returning to the original bending state.

Further, the leveling roller 12 and the leveling roller 13 are respectively provided with an upper press roller 14 and a lower press roller 15, an arc-shaped unfolding gap 16 which is adaptive to the bamboo material is formed between the upper press roller 14 and the lower press roller 15 of the leveling roller 12, the radian of the arc-shaped unfolding gap 16 is gradually reduced, and a gap formed between the upper press roller 14 and the lower press roller 15 of the leveling roller 13 is a plane. The gradual flattening roller 12 spreads the bamboo gradually, instead of directly flattening the bamboo at a time, effectively preventing cracking of the bamboo. The flattening roller 13 flattens the bamboo material.

Further, the reverse flattening roller 3 is provided with an upper reverse pressing roller 17 and a lower reverse pressing roller 18, a reverse shaping gap 19 is formed between the upper reverse pressing roller 17 and the lower reverse pressing roller 18, and the radian direction of the reverse shaping gap 19 is opposite to that of the arc shaping gap 8. The counter-flattening roller 3 is connected to the output end of the flattening roller 13. Preventing the bamboo from being bent again.

Further, at least one set of planing and cutting mechanism 20 is arranged between the plurality of sets of cambered surface shaping devices 5, and the planing and cutting mechanism 20 comprises a planing and cutting part 21 for cutting the bamboo. The planing and cutting mechanism 20 can remove the bamboo green.

Further, the frame 4 is further provided with a plurality of groups of first transmission devices 22, the first transmission devices 22 are respectively connected with the arc surface shaping device 5 and the unfolding mechanism 2, each group of first transmission devices 22 is provided with two output shafts 23, each output shaft 23 is connected with a gear 24, the gears 24 are in meshed connection, the gears 24 are used for enabling the output shafts 23 to rotate simultaneously, the first transmission devices 22 are further provided with input shafts 25, and the input shafts 25 are connected with the driving device 11. In the cambered surface shaping device 5, two output shafts 23 in the first transmission device 22 are connected with one end through a gear 24, and the other end is respectively connected with the upper conveying roller 6 and the lower conveying roller 7, so that the upper conveying roller 6 and the lower conveying roller 7 rotate simultaneously, and the aim of transporting bamboo is fulfilled. In the unfolding mechanism 2, one ends of two output shafts 23 of the first transmission device 22 are connected through gears 24, and the other ends of the two output shafts are respectively connected with the upper press roller 14 and the lower press roller 15, so that the upper press roller 14 and the lower press roller 15 rotate simultaneously, the aim of unfolding is achieved, and the aim of transportation is achieved. Similarly, two output shafts 23 are connected to the upper counter-pressure roller 17 and the lower counter-pressure roller 18, respectively, in the counter-pressure roller 3.

Further, the frame 4 is further provided with at least one group of second transmission devices 26, the second transmission devices 26 are provided with rotating shafts 27, the tail ends of the rotating shafts 27 are connected with the driving devices 11 through belts 28, the rotating shafts 27 are further provided with shaft sleeves 29, the shaft sleeves 29 are used for protecting the rotating shafts 27, and the second transmission devices 26 are connected with the planing and yellow cutting mechanism 9. The shaft sleeve 29 can well protect the rotating shaft 27, the driving device 11 is connected with the rotating shaft 27 through the belt 28, so that the rotating shaft 27 is driven to rotate, the rotating shaft 27 drives the yellow planing and cutting mechanism 9 to rotate, and the yellow planing and cutting part 10 of the yellow planing and Huang Qiexiao mechanism 9 cuts the yellow bamboo.

Further, the frame 4 is further provided with at least one group of second transmission devices 26, the second transmission devices 26 are provided with rotating shafts 27, the tail ends of the rotating shafts 27 are connected with the driving device 11 through belts 28, the rotating shafts 27 are further provided with shaft sleeves 29, the shaft sleeves 29 are used for protecting the rotating shafts 27, and the second transmission devices 26 are connected with the planing and cutting mechanism 20. The green cutting part 21 of the green planing and cutting mechanism 20 cuts green.

Further, an adjusting rod 30 connected with the shaft sleeve 29 is further arranged on the rotating shaft 27, a sliding block 31 and a guide rail 32 matched with the sliding block 31 are arranged on the adjusting rod 30, the sliding block 31 slides in the guide rail 32 to adjust the cutting thickness of bamboo wood, a locking device 33 is arranged at the bottom of the adjusting rod 30, and the locking device 33 is used for fixing the position of the adjusting rod 30. The matching use of the slide block 31 and the guide rail 32 can adjust the thickness of bamboo cutting, and the locking device 33 can fix the position of the adjusting rod 30. After the fixing, the cut bamboo is bamboo with equal thickness.

Further, the scribing mechanism 34 comprises a scribing roller 35, a scribing cutter 36 is obliquely arranged on the surface of the scribing roller 35, the scribing cutter 36 is used for scribing staggered oblique grooves on the surface of the bamboo material on the side with the tabasheer, and the scribing roller 35 can rotate under the drive of the driving device.

Further, the scribing mechanism 34 is further provided with a feed roller 37 which can be driven to rotate along with the bamboo, and a gap for the bamboo to pass through is formed between the feed roller 37 and the scribing roller 35.

Further, the bamboo is bamboo after softening process treatment. Steaming bamboo material in steam at 140-210 deg.c for 1-20 min until softening.

Further, the cambered surface radius of each group of cambered shaping gaps 8 is the same, and the range of the cambered surface radius is between 30 and 100 mm. The arc surface radius of each group of arc shaping gaps 8 can be set to be a specific value, the range of the value is 30-100mm, and after the bamboo materials with different radians enter the arc surface shaping device 5, the arc shaping gaps 8 transport and adjust the bamboo materials with different radians to be the same radian. And obtaining bamboo with equal radian.

Further, the radii of the cambered surfaces of adjacent gradually flatting rollers 12 differ by not more than 30mm. If the thickness exceeds 30mm, the bamboo is easy to crack, and in order to prevent the bamboo from cracking, the radius difference of the cambered surfaces of the adjacent gradual flattening rollers 12 cannot exceed 30mm. I.e. the radii of the cambered surfaces of adjacent cambered development gaps 16 differ by no more than 30mm.

Further, the planing Huang Qiexiao mechanism 9 comprises a fixing device 40 and a planing roller 41, the tabasheer cutting part 10 is arranged on the planing roller 41, the second conveying device 26 is connected with the planing roller 41, the fixing device 40 comprises two pressing plates 43, a passing gap 44 for passing bamboo materials is arranged between the two pressing plates 43, a planing gap 45 is formed in a plate near one side of the planing roller 41, the surface of the planing roller 41 stretches into the planing gap 45, the planing roller 41 is used for planing the bamboo materials, the section of the passing gap 44 is arc-shaped, and the planing roller 41 is arranged on one side of the concave surface of the passing gap 44. The two pressing plates 43 also play a role in fixing, so that the planing stability is improved, and the thickness of the planed bamboo wood is more uniform.

Further, the planing and cutting mechanism 20 comprises a fixing device 40 and a planing roller 41, the planing and cutting part 21 is located on the planing roller 41, the second conveying device 26 is connected with the planing roller 41, the fixing device 40 comprises two pressing plates 43, a passing gap 44 for passing bamboo materials is formed between the two pressing plates 43, a planing gap 45 is formed in a plate on one side close to the planing roller 41, the surface of the planing roller 41 stretches into the planing gap 45, the planing roller 41 is used for planing the bamboo materials, the section of the passing gap 44 is arc-shaped, and the planing roller 41 is located on one side of the convex surface of the passing gap 44.

Example 1

As shown in fig. 9, the scribing roller 35 is a planar scribing roller, the number of sets of planar scribing rollers in the scribing mechanism 34 is at least 2, the distance between the scribing bits 36 is increased stepwise, and the scribing directions of the adjacent scribing bits 36 are opposite.

Example 2

As shown in fig. 10, the scribing roller 35 is a curved surface scribing roller, and the number of sets of curved surface scribing rollers in the scribing mechanism 34 is at least 1.

Although terms such as the thicknessing mechanism 1, the unwinding mechanism 2, the reverse thicknessing roller 3, the frame 4, the arc shaping device 5, the upper conveying roller 6, the lower conveying roller 7, the arc shaping gap 8, the planing Huang Qiexiao mechanism 9, the tabasheer cutting portion 10, the driving device 11, the gradually flattening roller 12, the thicknessing roller 13, the upper pressing roller 14, the lower pressing roller 15, the arc unwinding gap 16, the upper reverse pressing roller 17, the lower reverse pressing roller 18, the reverse sizing gap 19, the planing green cutting mechanism 20, the green cutting portion 21, the first transmission device 22, the output shaft 23, the gear 24, the input shaft 25, the second transmission device 26, the rotating shaft 27, the belt 28, the sleeve 29, the adjusting lever 30, the slider 31, the guide rail 32, the locking device 33, the scribing mechanism 34, the scribing roller 35, the engraving blade 36, the feeding roller 37, the fixing device 40, the planing roller 41, the pressing plate 43, the overfeeding gap 44, the planing gap 45, and the like are used herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.

Claims

1. A bamboo unfolding machine is characterized in that the bamboo is bamboo longitudinally cut in a whole bamboo tube, and the cross section of the bamboo is arc-shaped; the bamboo unfolding machine is characterized by comprising a frame (4) and a thicknessing mechanism (1) arranged on the frame (4); the thicknessing mechanism (1) comprises a plurality of groups of cambered surface shaping devices (5), each group of cambered surface shaping devices (5) comprises an upper conveying roller (6) and a lower conveying roller (7), an arc shaping gap (8) which is adaptive to the bamboo materials is formed between the upper conveying roller (6) and the lower conveying roller (7), and the cambered surface shaping devices (5) are used for conveying the bamboo materials by utilizing the arc shaping gaps (8) and adjusting the radian of the bamboo materials step by step; at least one group of planing yellow cutting mechanisms (9) are arranged among the plurality of groups of cambered surface shaping devices (5), and each planing Huang Qiexiao mechanism (9) comprises a tabasheer cutting part (10) for cutting tabasheers; the bamboo wood flattening machine is characterized in that a scribing mechanism (34) is arranged at the output end of the thicknessing mechanism (1), the scribing mechanism (34) is used for grooving the surface of the bamboo wood, an unfolding mechanism (2) is arranged at the output end of the scribing mechanism (34), and the unfolding mechanism (2) is used for gradually pressing and opening the radian of the bamboo wood until the bamboo wood is flattened; the thicknessing mechanism (1), the unfolding mechanism (2) and the scribing mechanism (34) are all provided with driving devices (11);

the unfolding mechanism (2) comprises a plurality of groups of gradually-flattening arc rollers (12) and at least one group of flattening rollers (13), wherein the gradually-flattening arc rollers (12) are used for gradually unfolding bamboo materials, the flattening rollers (13) are used for flattening the bamboo materials, the flattening rollers (13) are connected to the tail ends of the gradually-flattening arc rollers (12), the gradually-flattening arc rollers (12) and the flattening rollers (13) are both provided with an upper pressing roller (14) and a lower pressing roller (15), an arc unfolding gap (16) which is suitable for the bamboo materials is formed between the upper pressing roller (14) and the lower pressing roller (15) of the gradually-flattening arc rollers (12), the radian of the arc unfolding gap (16) is gradually reduced, and a gap formed between the upper pressing roller (14) and the lower pressing roller (15) of the flattening rollers (13) is a plane;

the machine frame (4) is also provided with a reverse flattening roller (3), the reverse flattening roller (3) is used for reversely flattening bamboo wood, the reverse flattening roller (3) is provided with an upper reverse pressing roller (17) and a lower reverse pressing roller (18), a reverse shaping gap (19) is formed between the upper reverse pressing roller (17) and the lower reverse pressing roller (18), and the radian direction of the reverse shaping gap (19) is opposite to that of the arc shaping gap (8);

at least one group of planing cutting mechanism (20) is arranged among the plurality of groups of cambered surface shaping devices (5), and the planing cutting mechanism (20) comprises a planing cutting part (21) for cutting the bamboo.

2. A bamboo unfolding machine as claimed in claim 1, characterized in that the frame (4) is further provided with a plurality of groups of first transmission devices (22), the first transmission devices (22) are respectively connected with the cambered surface shaping device (5) and the unfolding mechanism (2), each group of first transmission devices (22) is provided with two output shafts (23), each output shaft (23) is connected with a gear (24), the gears (24) are in meshed connection, the gears (24) are used for enabling the output shafts (23) to rotate simultaneously, the first transmission devices (22) are further provided with input shafts (25), and the input shafts (25) are connected with the driving device (11).

3. The bamboo unfolding machine according to claim 1 is characterized in that the frame (4) is further provided with at least one group of second transmission devices (26), the second transmission devices (26) are provided with rotating shafts (27), tail ends of the rotating shafts (27) are connected with the driving device (11) through belts (28), the rotating shafts (27) are further provided with shaft sleeves (29), the shaft sleeves (29) are used for protecting the rotating shafts (27), and the second transmission devices (26) are connected with the yellow planing and cutting mechanism (9).

4. The bamboo unfolding machine according to claim 1 is characterized in that the frame (4) is further provided with at least one group of second transmission devices (26), the second transmission devices (26) are provided with rotating shafts (27), tail ends of the rotating shafts (27) are connected with the driving device (11) through belts (28), the rotating shafts (27) are further provided with shaft sleeves (29), the shaft sleeves (29) are used for protecting the rotating shafts (27), and the second transmission devices (26) are connected with the planing and cutting mechanism (20).

5. A bamboo unfolding machine as claimed in claim 3 or 4, characterized in that the rotating shaft (27) is further provided with an adjusting rod (30) connected with the shaft sleeve (29), the adjusting rod (30) is provided with a sliding block (31) and a guide rail (32) matched with the sliding block (31), the sliding block (31) slides in the guide rail (32) for adjusting the cutting thickness of bamboo, a locking device (33) is arranged at the bottom of the adjusting rod (30), and the locking device (33) is used for fixing the position of the adjusting rod (30).

6. The bamboo unfolding machine according to claim 1 is characterized in that the scribing mechanism (34) comprises a scribing roller (35), a scribing cutter (36) is obliquely arranged on the surface of the scribing roller (35), the scribing cutter (36) is used for scribing staggered oblique lines on the surface of the bamboo with tabasheer, the scribing roller (35) can rotate under the driving of the driving device (11), the scribing mechanism (34) is further provided with a feeding roller (37) which can rotate along with the bamboo passively, and a gap for the bamboo to pass through is reserved between the feeding roller (37) and the scribing roller (35).

7. A bamboo spreading machine according to claim 6, wherein the scribing rollers (35) are plane scribing rollers, the number of sets of plane scribing rollers in the scribing mechanism (34) is at least 2, the distance between the nicking tools (36) is increased step by step, and the scribing directions of adjacent nicking tools (36) are opposite.

8. The bamboo unfolding machine according to claim 6 is characterized in that the scribing rollers (35) are cambered surface scribing rollers, and the number of groups of cambered surface scribing rollers in the scribing mechanism (34) is at least 1.

9. The bamboo unfolding machine of claim 1, wherein the bamboo is bamboo processed through a softening process.

10. A bamboo booth according to claim 1, characterized in that the arc radii of each set of arc shaping gaps (8) are identical, said arc radii ranging between 30-100 mm.

11. A bamboo spreading machine according to claim 1, characterized in that the radii of the cambered surfaces of adjacent flatting rollers (12) differ by not more than 30mm.

12. A bamboo spreading machine according to claim 3, characterized in that the planing Huang Qiexiao mechanism (9) comprises a fixing device (40) and a planing roller (41), the tabasheer cutting part (10) is arranged on the planing roller (41), the second conveying device (26) is connected with the planing roller (41), the fixing device (40) comprises two pressing plates (43), a material passing gap (44) for passing bamboo materials is arranged between the two pressing plates (43), a planing gap (45) is formed in the plate near one side of the planing roller (41), the surface of the planing roller (41) extends into the planing gap (45), the planing roller (41) is used for planing bamboo materials, the cross section of the material passing gap (44) is arc-shaped, and the planing roller (41) is arranged on one side of the concave surface of the material passing gap (44).

13. The machine of claim 4, wherein the green cutting mechanism (20) comprises a fixing device (40) and a planing roller (41), the green cutting part (21) is located on the planing roller (41), the second conveying device (26) is connected with the planing roller (41), the fixing device (40) comprises two pressing plates (43), a material passing gap (44) for passing bamboo materials is formed between the two pressing plates (43), a planing gap (45) is formed in a plate close to one side of the planing roller (41), the surface of the planing roller (41) stretches into the planing gap (45), the planing roller (41) is used for planing bamboo materials, the cross section of the material passing gap (44) is arc-shaped, and the planing roller (41) is located on one side of the convex surface of the material passing gap (44).