CN201456161U

CN201456161U - Bamboo wood flattening fluffer

Info

Publication number: CN201456161U
Application number: CN 200920110330
Authority: CN
Inventors: 于文吉; 余养伦; 苏志英; 周月; 任丁华; 祝荣先
Original assignee: Research Institute of Wood Industry of Chinese Academy of Forestry
Current assignee: Research Institute of Wood Industry of Chinese Academy of Forestry
Priority date: 2009-07-27
Filing date: 2009-07-27
Publication date: 2010-05-12
Anticipated expiration: 2019-07-27

Abstract

The utility model relates to a bamboo wood flattening fluffer which is suitable for repeatedly defibering the inner and outer arc surfaces of a semicircular bamboo tube several times to form a bamboo bundle curtain. The bamboo wood flattening fluffer comprises a pedestal, a speed reducer and a plurality of driven rollers, wherein two end shafts of each driven roller are respectively articulated on the same horizontal plane of the pedestal, and one end shaft of one driven roller is connected by an output piece of the speed reducer. The fluffer is characterized in that the pedestal above the driven rollers is pivotally provided with a plurality of parallel defibering rollers respectively and correspondingly, and gaps exist between the defibering rollers and the driven rollers; each defibering roller consists of a plurality of gears and a spline shaft; the peripheries of the gears are provided with spaced defibering teeth; and the gears are staggered, superposed and fixedly matched on a spline of the spline shaft according to the defibering teeth on adjacent gears. Thereby, even and discontinuous fiberized cracks are defibered out on the inner and outer arc surfaces of the semicircular bamboo tube, and bamboo green and tabasheer are also removed.

Description

The bamboo wood expanding fluffer

Technical field

The utility model relates to a kind of bamboo wood expanding fluffer, is suitable for the inside and outside arc of semicircle thick bamboo tube surface is carried out that several times are discongested repeatedly and the bamboo wood expanding fluffer that forms bamboo bundle curtain.

Background technology

At present, the utilization of existing bamboo wood sheet material is earlier bamboo processing to be become thin bamboo strips used for weaving, bamboo chip or bamboo bundle, applying glue then, processes such as assembly, gummed forms again, the elementary cell of bamboo wood sheet materializations such as thin bamboo strips used for weaving, bamboo chip or bamboo bundle all needs to remove surf green and tabasheer, and not only processed complex especially needs a large amount of manual operationss, and the intensity of machining bamboo wood waste greatly, also reduction bamboo material, the waste of glue is also big simultaneously.

Recently, it is raw material at diameter less than the dwarf bamboo of 80mm that Chinese patent 02120518.3 provides a kind of, adopting rivet bucker that the semicircle thick bamboo tube integrally is rolled into does not laterally rupture, vertically loose and staggered continuous bamboo bundle, though improved the utilization rate of bamboo wood, the intensity and the hardness of glued board have been improved, but, owing to adopt the operation of removing surf green specially comparatively complicated, and the table tabasheer is not removed yet in the bamboo wood, the more important thing is: the bamboo bundle that spreading goes out through rivet bucker, its bamboo bundle thickness inequality, different in size, be difficult to reach even distribution, applying glue and moisture content are inevitable also inhomogeneous, and in fact, the intensity of the glued board of compacting and hardness improve limited.

Summary of the invention

The purpose of this utility model is to improve the defective that existing bamboo wood sheet materialization is utilized the elementary cell process equipment, and provide a kind of bamboo wood expanding fluffer, it is to drag the semicircle thick bamboo tube with the driven roller that periphery has an annular knurl, having the roller of discongesting of discongesting tooth with its inner arc surface or outer arc surface facing to periphery respectively discongests, make its inside and outside surface vertically cut respectively and laterally push and form evenly and the longitudinal fiber crack of being interrupted, and removed bamboo green layer and tabasheer layer.

The purpose of this utility model is achieved in that

A kind of bamboo wood expanding fluffer, comprise a pedestal, a decelerator and many driven rollers, every driven roller two end axles is articulated in respectively on the horizontal plane of pedestal, and the output by decelerator connects a wherein end axle of a driven roller, discongest roller for many that on the pedestal above the many driven rollers, are pivoted parallel accordingly respectively, and has the gap with driven roller, this is discongested roller and is made up of a plurality of gears and a splined shaft, this outer peripheral gear has the tooth of discongesting at interval, is staggered on the stacked spline that is engaged in splined shaft admittedly by the tooth of discongesting on the adjacent gear.

The described crown shape of discongesting tooth is identical with arc length or inequality.

The described tooth crown of discongesting has blade.

Described height of discongesting tooth is 0.5～0.75 times of semicircle thick bamboo tube bamboo wall thickness.

The beneficial effects of the utility model: not only all discongest out evenly and the fibrillatable crack of being interrupted on semicircle thick bamboo tube inner arc and outer arc surface, surf green, tabasheer also are removed simultaneously, thereby both infiltration gummed areas of having increased of bamboo bundle curtain keeps the longitudinal fiber intensity of bamboo wall again.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 the present invention discongests the cross-sectional end view of roller;

Fig. 3 the present invention discongests and discongests tooth row on the roller and list intention;

Fig. 4 the present invention discongests the gear face schematic diagram of roller;

Fig. 5 is the structure end view of exemplary embodiments of the present invention;

The specific embodiment

The utility model exemplary embodiments is to discongest roller 4 by a pedestal 1, decelerator 2, many driven rollers 3 and many to constitute, shown in Fig. 1～4, wherein:

Pedestal 1 is to support a decelerator 2, the rotating many driven rollers 3 of supporting and Duo Gen to discongest the fixture of roller 4, belongs to prior art;

Decelerator 2 is to comprise a motor and a pair of chain transmission or belt transmission and gear-driven power input device, belongs to prior art;

Driven roller 3 is the rotating shaft rollers that had annular knurl cambered surface 31 by its periphery, and every driven roller 3 two end axles are articulated in respectively on the horizontal plane of pedestal 1, and connect with an end axle of a driven roller 3 wherein by the output (hinge wheel or big belt pulley) of decelerator 2, this driven roller 3 is connected with same horizontal adjacent driven roller 3 with the travelling gear of the identical number of teeth, perhaps every drives rod 3 all with the equal connection reducer 2 of an end axle, polyphone in regular turn makes its axis evenly rotate with same rotational speed at same horizontal plane and each driven roller of being arranged in parallel 3; The diameter of general driven roller 3 is to discongest 1～1.5 times of roller 4 diameters;

Discongesting roller 4 is made up of a plurality of gears 42 and a splined shaft 43, gear 42 peripheries have at interval discongest tooth 41, be staggered stacked and be engaged in admittedly on the spline of splined shaft 43 by the tooth 41 of discongesting on the adjacent gear 42, every splined shaft 43 of discongesting roller 4 is parallel to corresponding driven roller 3 tops respectively, and having certain interval ground (regulating by semicircle thick bamboo tube bamboo wall thickness) with driven roller 4 is articulated on the pedestal 1, this is discongested tooth 41 crowns and has blade, to vertically cutting and the laterally extruding of bamboo wall, the crown shape of discongesting tooth 41 on the adjacent gear 42 and arc length etc. can identical or also can be inequality, can be by heterogeneity, the bamboo wood of hardness and different wall etc. is as suitably adjusting, generally discongest tooth 41 arc length and be the between cog arc length 1.1～3 times, and the height of discongesting tooth 41 is 0.5～0.75 times of semicircle thick bamboo tube bamboo wall thickness, can make bamboo wall cutting and squeeze out suitable crack and the thickness of wall can wholely not be cut off, discongest roller 4 for many and be arranged on corresponding each driven roller 3 top in parallel to each other, as shown in Figure 5, earlier the inner arc (top) of a long semicircle thick bamboo tube will processing is discongested continuously, then it is turned over turnback its outer arc (following) surface is obtained to discongest continuously.

Therefore, present embodiment is the infiltration gummed area that increased of bamboo bundle curtain not only, also keeps the longitudinal fiber intensity of bamboo wall.

Operation of the present utility model and operation principle:

The long semicircle thick bamboo tube of 1.5m-2.0m of internal segment will be dissectd, with its yellow bamboo face towards discongest roller 4 along and the described direction of discongesting roller 4 axis normal send into driven roller 3 and discongest in the gap between the roller 4, when the power input of decelerator 2, the annular knurl cambered surface 31 of driven roller 3 promotes the semicircle thick bamboo tube and enters this gap; Discongesting the yellow bamboo face of 41 pairs of semicircle thick bamboo tubes of tooth discongests, equally the bamboo strip of semicircle thick bamboo tube is discongested towards discongesting roller 4, so the several times that repeat said process are discongested repeatedly, in bamboo wood, the serial longitudinal crack and the thickness of thickness inequality that outer surface and bamboo wall thickness direction form interruption respectively is more even, vertically the bamboo of constantly being made up of 1～5 vascular bundle and several elementary organizations is restrainted the bamboo bundle curtain that is interwoven netted, simultaneously in it, the bamboo green layer of outer surface and tabasheer layer are through discongesting the tooth cutting, under the friction synergy of splitting and extruding and driving rod, being part comes off, crackle, fragment or particle, and destroyed bamboo green layer and tabasheer layer original be difficult to wetting, the performance of gummed finally makes bamboo wood reach full bamboo and utilizes.

Claims

1. bamboo wood expanding fluffer, comprise a pedestal (1), a decelerator (2) and many driven rollers (3), every driven roller (3) two end axles is articulated in respectively on the horizontal plane of pedestal (1), and the output by decelerator (2) connects a wherein end axle of a driven roller (3), it is characterized in that, discongest roller (4) for many that on the pedestal (1) of many driven rollers (3) top, are pivoted parallel accordingly respectively, and has the gap with driven roller (3), this is discongested roller (4) and is made up of a plurality of gears (42) and a splined shaft (43), this gear (42) periphery have at interval discongest tooth (41), be staggered on the stacked spline that is engaged in splined shaft (43) admittedly by the tooth (41) of discongesting on the adjacent gear (42).

2. a kind of bamboo wood expanding fluffer according to claim 1 is characterized in that, the described crown shape of discongesting tooth (41) is identical with arc length or inequality.

3. a kind of bamboo wood expanding fluffer according to claim 1 is characterized in that, described tooth (41) crown of discongesting has blade.

4. a kind of bamboo wood expanding fluffer according to claim 1 is characterized in that, described height of discongesting tooth (41) is 0.5～0.75 times of semicircle thick bamboo tube bamboo wall thickness.