CN202162870U

CN202162870U - Rolling cracking machine for outer layers and inner layers of bamboos

Info

Publication number: CN202162870U
Application number: CN 201120274984
Authority: CN
Inventors: 彭亮
Original assignee: Hunan Academy of Forestry
Current assignee: Hunan Feng Hezhumu Science and Technology Co., Ltd.
Priority date: 2011-07-30
Filing date: 2011-07-30
Publication date: 2012-03-14
Anticipated expiration: 2021-07-30

Abstract

The utility model discloses a rolling cracking machine for outer layers and inner layers of bamboos, which improves adhesion performance of the outer layers and inner layers of bamboos. The rolling cracking machine comprises a primary conveying roll, a first guiding plate, a primary rolling press roll, a second guiding plate, a secondary conveying roll, a third guiding plate and a secondary rolling press roll which are sequentially mounted on a framework platform, sharp teeth are arranged on surfaces of upper rolls and lower rolls of the primary rolling press roll and the secondary rolling press roll, and springs are additionally mounted on the upper rolls. The height of each sharp tooth on the surface of each of the upper rolls and the lower rolls of the rolling press rolls ranges from 0.3mm to 1.2mm. Dense and crisscross cracks can be rolled and cracked on surfaces an inner layer and an outer layer of a bamboo block by the aid of the primary rolling press roll and the secondary rolling press roll after inner and outer joints of the bamboo block are removed but the outer layer and the inner layer are reserved on the bamboo block, permeability of the outer layer and the inner layer of the bamboo block is strengthened by the aid of the cracks, and adhesion performance of the outer layer and the inner layer of the bamboo block can be improved.

Description

A kind of surf green tabasheer rolls and splits machine

Technical field

The utility model belongs to the bamboo processing technical field, is specifically related to a kind of surf green tabasheer that improves surf green tabasheer glue performance and rolls and split machine.

Background technology

At present; Along with various countries to the limit of timber resources adopt the limit cut down; People begin to utilize more environmental protection speed to give birth to the bamboo wood of type, and are applied to every field such as furniture, daily living article, building materials, such as the industrialized utilization of making bamboo woods such as bamboo plywood, bamboo wood laminate and bamboo mat plywood.Bamboo bar barrel shrond is called the bamboo wall, and surf green is the Outboard Sections of bamboo wall, and tissue tight is strong but pliable in texture, and smooth surface is often with one deck wax; Tabasheer is inboard at the bamboo wall, tissue looseness, and quality is fragile, is yellow; Bamboo meat is between surf green and tabasheer.The mechanical property and the glue performance of tabasheer are poor, and the glue performance of surf green is poor.Poor because of surf green, tabasheer to the wetability of adhesive and water, be difficult to gummed, in existing bamboo wood industrialized utilization, many times be to reject surf green, tabasheer, so that the glue performance of bamboo wood improves.Simultaneously, because of bamboo wood has little, the hollow in footpath, wall is thin and the big characteristics of taperingness, reject the utilization rate that surf green, tabasheer greatly reduce bamboo processing, existing utilization rate is merely 25%-45%.Surf green, tabasheer account for the 15%-25% of bamboo wall thickness at big footpath level bamboo wood (chest is through more than 8 cun), and surf green, tabasheer account for 50% of bamboo wall thickness in the bamboo wall of small diameter grade bamboo wood.Therefore, retain surf green, tabasheer will improve utilization rate of bamboo widely, meet maximization and practice thrift the principle of utilizing resource.And improve surf green tabasheer glue performance is one of key factor.

Summary of the invention

The purpose of the utility model is that be poor permeability, gummed difficulty to surf green, tabasheer to the wetability difference of adhesive and water; The problem of in the existing bamboo processing utilization its rejecting being abandoned provides a kind of surf green tabasheer that improves surf green tabasheer glue performance to roll and splits machine.

The utility model is to realize above-mentioned purpose through following technical scheme: this surf green tabasheer rolls and splits first order seaming roll, guide plate, second level conveying roller, guide plate, top roll and the lower roll surface that machine comprises that the first order conveying roller, guide plate, top roll and the lower roll surface that are installed on successively on the framework platform are provided with pointed tooth and be provided with pointed tooth second level seaming roll.

More particularly, all add spring on the top roll of said first order seaming roll and second level seaming roll, spring is provided with spring regulating device.

The height of pointed tooth is 0.3～1.2mm on the top roll of said seaming roll and the lower roll surface.

The pattern that pointed tooth was combined on top roll that said first order seaming roll and second level roll extrusion are rolled and the lower roll surface or have dot for little square grid center; Or be little square grid and rhombus lattice weave in; Or be intensive crux; Or be to be arranged with dot in each bar shaped file, or be arranged with S shape pattern in each bar shaped file.

The top roll of said first order seaming roll and second level seaming roll and lower roll adopt cylindrical roller; Perhaps, top roll and lower roll adopt the bowed roller of corresponding spill and convex.

The utility model rolls through two pairs of seaming rolls and splits surf green, tabasheer layer; Make on surf green, the tabasheer aspect and be covered with the crack; Thereby to have made new adherend be bamboo wall surface layer; Changed bamboo wall surface chemical property, obtained having the surface state of strong adhesion, thereby the glue performance of surf green, tabasheer is improved with adhesive.The utility model can directly be used for bamboo processing, accomplishes to make the best use of everything, and processing in particular for the industrialization of small diameter grade bamboo, thin-walled bamboo provides a kind of some effective, reaches the purpose that Quan Zhubi utilizes.And the utility model device is simple, and is easy to process, and production cost is low.

Description of drawings

Fig. 1 is the side structure sketch map of the utility model embodiment.

Fig. 2 is the structural representation of the cylindrical roller of the seaming roll employing among Fig. 1.

Fig. 3 be the seaming roll among Fig. 1 adopt the structural representation of bowed roller.

Fig. 4 be on top roll and the lower roll surface of seaming roll pointed tooth on the surf green yellow bamboo face, to roll the pattern of the crack splitting forming be the plane of little square grid center when having dot.

Fig. 5 is the plane when pointed tooth rolls the pattern of the crack splitting forming and is little square grid and rhombus lattice weave on top roll and the lower roll surface of seaming roll on the surf green yellow bamboo face.

Fig. 6 is the plane of pointed tooth when on the surf green yellow bamboo face, to roll the pattern of the crack splitting forming be intensive crux on top roll and the lower roll surface of seaming roll.

Fig. 7 is that pointed tooth rolls the pattern the crack splitting the formed plane when being arranged with dot in each bar shaped file on top roll and the lower roll surface of seaming roll on the surf green yellow bamboo face.

Fig. 8 is that pointed tooth rolls the pattern the crack splitting the formed plane when being arranged with S shape pattern in each bar shaped file on top roll and the lower roll surface of seaming roll on the surf green yellow bamboo face.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.

Referring to Fig. 1, in the device of present embodiment, being installed on from left to right has first order conveying roller 1, guide plate 5, first order seaming roll 2, guide plate 6, second level conveying roller 3, guide plate 7, second level seaming roll 4 on the framework platform 8.Visible by figure, first order conveying roller 1 wherein respectively is made up of two pairs of upper and lower rolls with second level conveying roller 3.

At first; First order conveying roller 1 and the guide plate 5 of the bamboo piece of having removed acromere in the bamboo, having kept the surf green tabasheer from the framework platform 8 is sent to first order seaming roll 2 to be rolled and splits; Because of on the top roll of first order seaming roll 2 and lower roll surface, having produced pointed tooth through electric spark technology; So that roll on the surf green yellow bamboo face of bamboo piece and split the crack, the pointed tooth of its top roll rolls on bamboo strip and splits the crack, the pointed tooth of its lower roll rolls on yellow bamboo face and splits the crack.The bamboo piece is sent to second level seaming roll 4 through guide plate 6, second level conveying roller 3 and guide plate 7 again and rolls and split; Also produced pointed tooth on the top roll of second level seaming roll 4 and the lower roll surface through electric spark technology, so that roll once more on the surf green yellow bamboo face of bamboo wood and split the crack.Split through rolling of above twice seaming roll, obtain being covered with on the surf green tabasheer surface bamboo piece in intensive, crisscross crack, thereby the permeability of bamboo piece surf green tabasheer is strengthened, glue performance improves.

Also visible by Fig. 1, all installed spring 9 additional, the pressure when being used for increasing seaming roll roll extrusion bamboo chip on the top roll of first order seaming roll 2 and second level seaming roll 4.Spring 9 is provided with spring regulating device 10, comes the size of exerting pressure of regulating spring 9 through spring regulating device 10.

When waiting to roll the bamboo piece that splits is when grinding into the bamboo piece of planar shaped, and the top roll and the lower roll of first order seaming roll 2 and second level seaming roll 4 all adopt cylindrical roller, and be as shown in Figure 2, and correspondingly, first order conveying roller 1 also adopts cylindrical roller with second level conveying roller 3.When waiting to roll the bamboo piece that splits and be the bamboo piece of arc surfaced; The top roll of first order seaming roll 2 and second level seaming roll 3 and the bowed roller that lower roll adopts corresponding spill and convex; As shown in Figure 3, correspondingly, first order conveying roller 1 also adopts bowed roller with second level conveying roller 3.

Referring to Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, be top roll and the lip-deep pointed tooth of lower roll of seaming roll rolls the pattern of the crack splitting forming on tabasheer and bamboo strip plane, its crack degree of depth is 0.3～1.2mm.The pattern that the crack is formed or have dot for little square grid center, as shown in Figure 4; Or be little square grid and rhombus lattice weave in, as shown in Figure 5; Or be intensive crux, as shown in Figure 6; Or be to be arranged with dot in each bar shaped file, as shown in Figure 7; Or be to be arranged with S shape pattern in each bar shaped file, as shown in Figure 8.More than shown in each pattern of forming of crack can be just to roll the pattern that splits through first order seaming roll 2, repeat rolling of this pattern once more through second level seaming roll 4 and split; Also can be that process first order seaming roll 2 rolls a part of splitting back formation pattern, roll through second level seaming roll 4 and split another part that the back forms pattern, make up and each pattern shown in forming.

The group number of seaming roll among the utility model embodiment or conveying roller can be done corresponding adjustment according to actual needs and change, and the pointed tooth of seaming roll rolls the pattern of the crack splitting forming on tabasheer and bamboo strip also can be the pattern of other different shape.The utility model has just been enumerated limited preferred embodiment; Do not breaking away from the basic utility model design of the utility model; The those of skill in the art in present technique field do some conversion that be equal to or similar to the technical characterictic of the utility model, all belong to the essence technical scope of utility model.

Claims

1. a surf green tabasheer rolls and splits machine, it is characterized in that: it comprises that first order seaming roll, guide plate, second level conveying roller, guide plate, top roll and lower roll surface that the first order conveying roller, guide plate, top roll and the lower roll surface that are installed on successively on the framework platform are provided with pointed tooth are provided with pointed tooth second level seaming roll.

2. surf green tabasheer according to claim 1 rolls and splits machine, it is characterized in that: all add spring on the top roll of said first order seaming roll and second level seaming roll, spring is provided with spring regulating device.

3. surf green tabasheer according to claim 2 rolls and splits machine, it is characterized in that: the height of pointed tooth is 0.3～1.2mm on the top roll of said seaming roll and the lower roll surface.

4. surf green tabasheer according to claim 3 rolls and splits machine; It is characterized in that: the pattern that pointed tooth was combined on top roll that said first order seaming roll and second level roll extrusion are rolled and the lower roll surface or have dot for little square grid center; Or be little square grid and rhombus lattice weave in; Or be intensive crux, or be arranged with dot in each bar shaped file, or for being arranged with S shape pattern in each bar shaped file.

5. roll according to claim 1 or 2 or 3 or 4 described surf green tabasheers and split machine, it is characterized in that: the top roll of said first order seaming roll and second level seaming roll and lower roll adopt cylindrical roller; Perhaps, top roll and lower roll adopt the bowed roller of corresponding spill and convex.