330results about "Plant material mechanical working" patented technology

A bamboo mat board element with a double-layered construction, a constant dimension, each of the elements is formed with a projecting tenon at each of two adjacent sides, respectively, and a concave mortise at each of the other two adjacent sides, respectively, for inter-tenoning the elements of the mat board, in which a surface layer of the mat board is obtained by matting a plurality of mat board stuffs having different orientations, shapes, and sizes, while each of the mat board stuffs is obtained by matting a plurality of lumbers having a parallel orientation, respectively, to form a plurality of patterns having parallel stripes by specially matting at the longitudinal section thickness of the lumbers. A method for producing the bamboo mat board at least comprises steps as follows: cutting step, boiling for blanching step, drying step, rough shaving, bottom layer pre-forming step, adhesive applying and pressing step, pattern selecting step, matting step, and refined shaving, etc. The sandwich mat board is then formed by pressing.

A bamboo strip making machine is composed of plate-type machine frame, feeding gears, bamboo splitting plate, spring and regulating screw bolt, blade, movable rod, blade supporter, and bamboo strip driving gears. It features that the wheel attached to planer, green joint remover, auxiliary unit and operation regulator are additionally used.

A method of producing a virtually fireproof plywood from perennial grasses such as Arundo donax Ligneous, various bamboo strains, or a blend thereof, by first weaving the stalks of these plants into a mat and then layering these mats and binding each layer with any one of several commercial resins mixed with potash for the purpose of enhancing the board's fire retardant quality. The result is the formation of a finished product with structural board attributes and an exceptionally high flash point in relation to other manufactured board products made from forest materials.

The invention discloses an inner segment removing machine. The machine comprises a rack, wherein an inner segment removing scraper assembly is erected on the rack and comprises a knife rest, a segment punching knife mounted at the front end of the knife rest, inner segment scrapers mounted on sides of the knife rest and located behind the segment punching knife, elastic propping pieces for driving the inner segment scrapers to get away from the sides of the knife rest as well as limiting pieces for preventing the inner segment scrapers from separating from the knife rest; blunt propping parts for propping are arranged at ends, far away from the knife rest, of the inner segment scrapers; the segment punching knife rotates and forms breaches in inner segments, and the inner segment scrapers rotate and grind and scrape the breached inner segments; the inner segment scrapers can be attached to the inner wall of a bamboo for grinding and scrape bamboo segment residues left after the segment punching knife passes; the blunt propping parts are propped against the inner wall of the bamboo to prevent the inner segment scrapers from excessively scraping the inner side of the bamboo under the action of the elastic propping pieces. The machine can be adapted to bamboos with different shapes and can fully scrape bamboo segments under the condition that no bamboo body is hurt.

The present invention relates generally to the timber products industry, and particularly to methods and apparatus for the separation of bast fibers. More particularly, the present invention relates to methods and apparatus for use in the separation of inner core from outer bast of bast plants using soaking, cutting, and scrimming methods and apparatuses.

The invention discloses a method for using thin-wall bamboo materials to prepare bamboo scrimbers. The method includes the steps that alkali is adopted for stewing thin-wall bamboo sheets, and then defibering, gum dipping, laying and hot pressing are carried out in sequence; NaOH is used for stewing the bamboo sheets, and the bamboo sheets are processed by lipase and then subjected to defibering,wherein by means of the procedures above, the defibering effect of bamboo bundles is obviously improved by 35% or above, bamboo green and tabasheer on the surfaces of the bamboo materials are effectively subjected to chemical erosion, the purpose of breaking wax layers and silicon layers is achieved, and the effect of improving gluing is achieved. A waste liquid generated after stewing is used fordiluting a glum liquid, and the problem of discharging the waste liquid is solved; by adopting a vacuum pressurizing dipping mode, even permeation of an adhesive in the bamboo materials is achieved,consumption of the adhesive is reduced, the production cost is reduced, efficient utilization of the thin-wall bamboo materials is achieved, and the environment is protected. The physical and chemicalstrength of the scrimbers are obviously improved, the horizontal shearing strength is improved by 25% or above, the thickness swelling rate of water absorption is reduced by 100% or above, the bending strength is improved by 20% or above, and the elasticity modulus is increased by 15% or above.

A bamboo scrimber includes a plurality of pressure-pressed bamboo strips impregnated with an adhesive and modified through heat-treatment. Each of the bamboo strips is formed with a plurality of slots penetrating through the bamboo strip substantially in a direction of thickness defined by the bamboo strip. A substantially longitudinal direction defined by the slots is substantially consistent with a substantially longitudinal direction defined by fibers of the bamboo strip.

The present invention provides a bamboo-based panel comprising a hunk bamboo bundle mat based panel and a bamboo fiber reinforced composite. The bamboo-based panel comprises several pieces of the hunk bamboo bundle mats or oriented bamboo fiber mats (OBFM) which are parallel or cross laid up with each other, the glue layer is arranged among them so as to make panels by gluing. The upper surface and the lower surface of said hunk bamboo bundle mat comprise the outer layer and inner layer of said bamboo, wherein, a waxy layer and a siliceous layer are respectively removed therefrom.

The invention discloses a method for separating corn stalk bark and corn pith, which comprises the steps of: (1) crushing corn stalks, (2) separating crushed stalk barks from other light parts; (3) separating light parts of corns from air flow and dusts. The invention further discloses a device for realizing the method for separating corn stalk bark and corn pith, which comprises a crusher, a high-speed oscillating sieve, a cyclone separator and a centrifugal fan, and all the parts are connected by pipes. The device is mainly used for separating corn stalks without leaves and corn pith, or directly dividing the whole corn stalks into two parts, i.e. stalk barks and a mixture of stalk leaves and corn pith. Because the stalk barks, leaves and pith of the corns are different in components, the separation of all the parts is helpful for high-efficiency utilization, and lays a foundation for commercialized high-efficiency utilization of stalks of corns and the like.

A flat bamboo element fabrication method for making flat bamboo elements by trimming prepared bamboo cane and cutting the trimmed bamboo cane into a number of bamboo bars of equal length and width and then delivering each bamboo bar through the gap in between the bottom ramming roller and upper ramming roller of a ramming machine for ramming into a flat bamboo element that has a crack pattern therein. In an alternate form, the upper ramming roller has parallel circular cutter blades for cutting each rammed flat bamboo bar into multiple flat bamboo elements.

A structures and process incorporates the efficient use of the annularly shaped bamboo plant to make planar shaped slats or louvers. Structures include a double rank of bamboo strips, an offset series of bamboo strips, an optional interstitial support, a single rank of bamboo strips attached to a thin wood expanse, a double thin wood expanse sandwiching a single rank of bamboo strips and a double rank of trapezoidal shaped series of bamboo strips. Steps for production include cutting a bamboo culm into strips, introduction to water for relaxing, pressing, drying, shaping, and attaching the strips adjacent each other to create a formed slat, and performing finishing shaping of the formed slat.

The present invention discloses a preparation method of corn stalk regenerated cellulose and nano activated carbon composite gel film, including: stripping air-dried corn stalks, cutting, grinding, screening to obtain shanks and leaves, and subjecting the shanks to oxygen, hydrogen peroxide, potassium hydroxide or anthraquinone treatment to obtain corn stalk cellulose; dissolving the cellulose by means of low-temperature lithium hydroxide (sodium hydroxide) or thiourea (urea) method; converting corn leaves into nano activated carbon by means of thermal carbonization, ball milling, ethanol activating and dispersing as well as centrifugal classifying; mixing the activated carbon with the stalk cellulose dissolved solution, shaping in a mold, neutralizing and shaping by sulfuric acid bath, washing, and drying to obtain the core stalk composite gel film. The gel film produced by the method is semitransparent and brown sheeting that has great ability to adsorb heavy metal ions such as Zn2+, Fe3+, Cd3+ and Cu2+.

The present invention provides a bamboo based panel unit comprising a hunk bamboo bundle mat and an oriented bamboo fiber mat (OBFM). Series of dotted and/or linear shaped cracks are formed on the cylinder wall of a semicircular bamboo tube which is split and whose inner nodes are removed. The upper surface and the lower surface of the bamboo based panel unit comprise an outer layer and an inner layer of said bamboo, wherein, a waxy layer and a siliceous layer are removed respectively therefrom.

Disclosed is a wood panel comprising: a composite wood component having upper and lower surface layers and a core layer; and one or more bamboo layers, the one or more bamboo layers having a thickness of about about 0.0625 inches to about 0.5, attached to the upper surface layer of the wood composite.

The invention relates to an integrated machine for breaking bamboo and removing internal knots, which includes a frame and a clamping device. The two opening sides of the bamboo tube in the clamping device are equipped with a mechanism for breaking bamboo and removing internal knots. The bamboo-breaking seat is equipped with a bamboo-breaking propulsion cylinder that is consistent with the direction of the bamboo tube, and the bamboo-breaking propulsion cylinder is connected with a bamboo-breaking propulsion seat, and the outside of the bamboo-breaking propulsion seat is uniformly provided with a bamboo-breaking knife that matches the bamboo tube in the clamping device 1. The center is provided with a rotating motor for removing the inner section, and the rotating motor for removing the inner section is connected to the feeding cylinder for removing the inner section. The feed cylinder for inner section removal makes the inner section grinding column located on the feeding side of the bamboo cutter, so that the bamboo cutter penetrating into the bamboo tube plays a role in restricting the position of the bamboo, ensuring good grinding of the inner section grinding column Effect, the effect of breaking bamboo and removing internal joints is improved while realizing integration.

The invention aims at providing a reciprocating scrape type bamboo outer skin removing device, comprising a rack, a knife rest and a knife rest driving mechanism, wherein the knife rest is connected with the knife rest driving mechanism, and mutually matched guide mechanisms are arranged between the knife rest and the rack so as to make the knife rest move up and down on the rack; at least one set of blade group is arranged on the knife rest, the blade group internally comprises two opposite blades which are connected with the knife rest through an elastic pressing mechanism so as to make the two blades in the same blade group able to clamp the bamboo passing between the two blades; the rack is further provided with a position limiting mechanism for limiting the position of the bamboo. The reciprocating scrape type bamboo outer skin removing device changes the working manner of a bamboo outer skin removing machine in the prior art, uses the reciprocating blades to simulate manual bamboo outer skin scraping, is able to improve the working efficiency greatly, lowers the manual labor intensity, and can keep the bamboo tenacity to the maximum extent.

The invention discloses a durable and efficient proliferating artificial fish reef and a preparation method thereof. The artificial fish reef comprises a reinforced concrete material, aggregate and bamboo strips. The reinforced concrete material is prepared from the following components by weight: 10-20 parts of slag, 5-20 parts of steel slag, 5-12 parts of alkaline slag, 5-15 parts of desulfurized gypsum, 50-70 parts of fly ash, 1-7 parts of manganese-containing waste slag, 2-5 parts of quick lime, 0.1-1 part of glass fiber, 1-3 parts of silicon powder, and 0.5-5 parts of anhydrous gypsum. The aggregate is selected from one or more of waste glass, waste ceramics, waste brick and shell rejected materials, and the aggregate size is single-sized. The bamboo strips are used for enhancing the connection performance and firmness of the fish reef. The artificial fish reef provided by the invention has the characteristics of stable performance in seawater, strong corrosion resistance, and strength enhancement in a seawater environment.

The invention discloses coptis chinensis stem and leaf batched separation equipment of Chinese medicinal herb processing, and relates to the technical field of traditional chinese medicinal material processing. The aim is to provide coptis chinensis stem and leaf batched separation equipment of Chinese medicinal herb processing, wherein the equipment can automatically separate stems and leaves ofmass coptis chinensis and improve the coptis chinensis stem and leaf separation efficiency effectively and is high in function targeted performance. The coptis chinensis stem and leaf batched separation equipment of Chinese medicinal herb processing comprises a base, a first transmission roller, a second transmission roller, a conveying belt, a long plate, a containing plate, a coptis chinensis stem and leaf separation device, a first supporting rod, a coptis chinensis compaction device and the like. The first transmission roller and the second transmission roller are rotationally mounted on the base, and the conveying belt is connected between the first transmission roller and the second transmission roller. In the equipment, the coptis chinensis stem and leaf separation device and the coptis chinensis compaction device cooperatively work, coptis chinensis located on the conveying belt is firstly subjected to compaction operation, then stems and leaves of coptis chinensis are rapidlyseparated, and the coptis chinensis stem and leaf separation efficiency is high.

The invention relates to the field of moso bamboo processing, in particular to a grinding and cutting device of an automatic bamboo chopstick production line. The grinding and cutting device comprisesa material passing channel, a feeding assembly, a grinding assembly and a cutting assembly. The feeding assembly, the grinding assembly and the cutting assembly are sequentially arranged at intervalsin the feeding direction of the material passing channel and are fixedly connected with the material passing channel. The feeding assembly comprises a first roller and a second roller which are usedfor conveying bamboo chips. The grinding assembly comprises a first grinding piece for grinding the tops and the bottoms of the bamboo chips and a second grinding piece for grinding the left sides andthe right sides of the bamboo chips. The cutting device comprises a first cutting piece for rough cutting of the bamboo chips in the material passing channel, and a second cutting piece used for finecutting of the bamboo chips outside the material passing channel. The bamboo chips are ground into the early shape of the bamboo chopsticks through the first grinding piece and the second grinding piece, the bamboo chips are sequentially divided into segments through a first cutting saw web, and a second cutting sheet cuts the segmented bamboo chips obtained after cutting again so that the bamboochips can become finished bamboo chopsticks.

The invention relates to mechanical equipment for removing bark and kernel of a sunflower stalk, belonging to the field of material manufacturing machinery. In the equipment, a saw blade is placed on a tool rest; cams are respectively arranged on two ends of the saw blade, and are connected with a group of bevel gears on a drive shaft through cam shafts; a drift is arranged on the front end of the tool rest, and is arranged on a frame; a bark removing and kernel removing devices are symmetrically arranged above and under the central line of the frame which is positioned on the front end of the drift; each bark and kernel removing device comprises a core removing steel wire wheel, a steel pipe feed roller, a bark removing steel wire wheel and a steel pipe discharger roller; a guide plate is arranged between the core removing steel wire wheel and the steel pipe feed roller; an adjusting roller is arranged between the steel pipe feed roller and the bark removing steel wire wheel; and springs are arranged above the steel pipe feed roller and steel pipe discharge roller respectively. The mechanical equipment can be used for effectively removing the bark and core of the sunflower stalk, and spreading the sunflower stalk without bark or core through the steel pipe discharge roller, providing powerful guarantee for batch production of a sunflower stalk artificial plate which is a novel variety of composite plates, and has the advantages of high production efficiency and low cost.