765results about "Cane mechanical working" patented technology

The invention provides bamboo recombination unit whole piece paving equipment and technological method.The equipment comprises conveying belts, quilting machine heads, a winding device and a cutting device, the multiple conveying belts are installed on a rack, bamboo recombination units are conveyed on the conveying belts, the quilting machine heads are installed above the conveying belts, the winding device is arranged in front of the conveying belts, and the cutting device is arranged on the rack. A cutting device is arranged below a conveying outlet of the conveying belt. The process mainly comprises the following steps of: overlapping, overlapping and conveying bamboo recombination units from a drying procedure, sewing the bamboo recombination units into bamboo curtains, rolling, cutting and paving, and detecting the moisture content and the overlapping density of the bamboo recombination units. The device is scientific and reasonable in structural design, can efficiently and quickly sew bamboo recombined units to form a bamboo curtain and pave and assemble the bamboo curtain, is high in processing efficiency and good in overall flatness, reduces the labor intensity of workers, improves the continuous level of recombined material preparation, is beneficial to improving the performance of recombined bamboo materials, and is high in practicability and good in economic benefit.

The utility model belongs to the technical field of bamboo processing, and particularly relates to a lifting chain type single bamboo chip separating device which structurally comprises a vertical plate for installation and further comprises a chain arranged on the vertical plate for installation and used for conveying bamboo chips upwards and a transverse frame body unit arranged on the chain and used for supporting the bamboo chips. And the protruding plate unit is arranged on the vertical plate for mounting and is used for pushing and dropping an upper-layer bamboo chip of the two stacked bamboo chips and a single conveyed bent bamboo chip with two upwarped ends in a manner of blocking the end positions of the bamboo chips.

The utility model provides a positioning auxiliary device for producing curved surface components and equipment for producing curved surface components, which comprises a positioning chassis and a core module, a plurality of annularly arranged positioning columns are arranged on the positioning chassis, the core module comprises a core module piece and a connecting device, the inner side of the core module piece is fixedly connected with one side of the connecting device, and the other side of the core module piece is fixedly connected with the connecting device. The lower end of the connecting device is sleeved with the positioning column; each core module comprises at least one core module piece, and each core module piece is provided with at least one connecting device. On the basis of the design concept of fabricated decoration, the bamboo winding technology is applied to the field of decorative buildings, a standardized curved surface fixed finished product component is produced through a positioning base plate of a curved surface component in equipment and an assembling core mold device of the curved surface component, and the problems that the building decorative curved surface component is difficult to machine, high in cost, not environmentally friendly and the like are solved.

Disclosed are interlocking elongate composite bamboo industrial mats having an upper layer with two or more elongate laminated composite bamboo panels, an intermediate layer with a plurality of elongate laminated composite bamboo panels arranged in parallel and perpendicular to the laminated composite bamboo panels in the upper layer, and a bottom layer with a plurality of elongate laminated composite bamboo panels arranged in parallel to the upper layer. The three layers are secured together with fasteners consisting of a bolt, an outward-facing concave washer engaged with the bolt head, and a sleeve nut having an outward-facing washer engaged with the sleeve nut head. The interlocking elongate composite bamboo industrial mats are configured to interlock end-to-end or alternatively, side-to-side. Each of the elongate laminated composite bamboo panels comprises a plurality of kiln-dried glue-dipped elongate asymmetrically fractured bamboo strips compressed into a solid panel devoid of air spaces.

The invention discloses a bamboo longitudinal and wood transverse composite whole container bottom plate and a preparation method thereof, and belongs to the field of bamboo-wood composite materials. The bottom plate is of a seven-layer alternate paving structure and is formed by compositing transverse wood veneer layers and longitudinal radial bamboo curtain layers, wood veneers are made of lignin modified polyurethane adhesive (reinforced by nano-silicon dioxide), and bamboo curtains are made of bamboo fiber nano-crystal reinforced soybean protein adhesive (cross-linked by genipin). Through continuous paving, fixed-length saw cutting and a'cold-in-cold-out 'hot pressing process (the pressure is 1.5-8.0 MPa, and the temperature is 140-220 DEG C), whole-piece production of any length is achieved. According to the technology, the bamboo-wood interface bonding problem is solved, the bending strength reaches 120 MPa, the interlayer shear strength is 7.8 MPa, the strength retention rate after damp-heat aging resistance is 90%, the formaldehyde emission is smaller than or equal to 0.05 mg / m < 3 >, the bio-based carbon content is 85%, high strength, weather resistance and environment friendliness are achieved, a traditional spliced container bottom plate can be replaced, the material utilization rate is increased by 20% or above, and the manufacturing cost is remarkably reduced.

The invention discloses a brush handle hot bending forming process and a hot bending forming die. The brush handle hot bending forming process comprises the following steps that S1, die hot bending parameters are adjusted; s2, the brush handle semi-finished product is placed in a mold to be positioned, and the head, the middle and the tail of the brush handle semi-finished product are located on the same horizontal plane; s3, the mold is semi-closed, and a brush handle semi-finished product is subjected to a pre-pressing stage; s4, the mold is completely closed, the brush handle is subjected to hot bending forming, and the brush handle semi-finished product is softened through the temperature of the mold and then formed; s5, the upper mold is opened in the demolding stage, and the finished brush handle is taken out; and a semi-finished product of the bamboo brush handle can be hot-pressed and bent into a finished product of the brush handle.

The application discloses a processing method and device of bamboo, and relates to the field of material processing.The method comprises the following steps: processing round bamboo into bamboo board with a rectangular cross section; visually grading the end face of the bamboo board; establishing a bamboo fiber distribution density model; determining a sectioning position, and sectioning along the radial direction according to the relative value of fiber content distribution; independently grading and cold-pressing the bamboo slices obtained by sectioning; and respectively stacking and storing the bamboo slices with different thicknesses after vacuum drying and roller continuous drying. The bamboo slice sectioning device comprises a vacuum adsorption fixing device, which comprises a fixing device for adsorbing the bamboo board, and a fixing bottom plate, wherein a vacuum suction channel penetrating through the fixing bottom plate is arranged on the fixing bottom plate.The application can process the bamboo according to the fiber distribution along the radial direction of the bamboo wall, and prepare bamboo slices with different fiber contents and the same / different thicknesses, so that the uniform preparation and application of gradient variation bamboo are realized, the difference between units is eliminated, and materials and products with high strength and stable performance are more easily prepared.

The utility model provides forming equipment of a bamboo fork and spoon production line, which comprises a third rack, two groups of conveying chains which are oppositely arranged and are mounted on the third rack, positioning devices positioned on the inner sides of the two groups of conveying chains, guide frames positioned at the two ends of the third rack, and a forming device connected to the third rack, the third rack is connected with a conveying frame used for installing a conveying chain, a shielding plate located below the conveying chain is arranged at an opening of the conveying frame, the positioning device comprises a positioning frame and a driving mechanism driving the positioning frame to move up and down, and a plurality of positioning grooves formed at intervals are formed in the two ends of the top of the positioning frame. A communicating opening corresponding to the top edge of the positioning frame is formed in the shielding plate, and the forming device comprises a steam plate, a forming mold, a truss, a suction cup assembly and a finished product conveying belt. The device can be produced in batches, is high in production efficiency, does not need excessive manual intervention, and is accurate in positioning.

The utility model discloses a bamboo breaking device which comprises a machine frame, a clamping assembly, a material pushing assembly, a cutter head assembly and a power assembly, the material pushing assembly is movably arranged on the machine frame, the power assembly is arranged on the machine frame and connected with the material pushing assembly, the cutter head assembly is arranged at one end of the machine frame, the clamping assembly is arranged in the middle of the machine frame, and the clamping assembly comprises a pushing piece, an ejector rod and a clamping rod. Guide sleeves inclining towards the middle of the rack are symmetrically arranged on the two sides of the rack respectively, the clamping rods are slidably arranged on the guide sleeves respectively, the bottom ends of the clamping rods are hinged to one end of the connecting rod, the other end of the connecting rod is hinged to the middle of the ejector rod, and the bottom end of the ejector rod is connected with the extending end of the pushing piece. The pushing piece drives the ejector rod to ascend and descend, the ejector rod synchronously drives the clamping rod to ascend and descend, the top end of the clamping rod gradually gets close to and clamps the bamboo in the ascending process, centering and positioning of the bamboo are automatically achieved, the bamboo does not need to be manually held by hands for supporting and centering, the labor intensity is relieved, and meanwhile the safety of the bamboo breaking device is improved.

The invention relates to the technical field of bamboo processing, and provides an arc-shaped bamboo chip processing device. The arc-shaped bamboo chip machining device comprises a primary machining assembly, a finish machining assembly and a thickness determining assembly which are sequentially arranged in the advancing direction of bamboo chips. The primary processing assembly is used for removing bamboo joints, and then a plurality of non-penetrating irregular raised grains are sequentially cut on the tabasheer surfaces of the arc-shaped bamboo chips in a zoning mode, so that the radian of the arc-shaped bamboo chips is changed; the finish machining assembly is used for cutting the tabasheer surfaces and the bamboo green surfaces of the arc-shaped bamboo chips for multiple times and continuously carrying out raised grain cutting on the whole areas of the tabasheer surfaces so as to further change the radian of the arc-shaped bamboo chips; and the thickness determining assembly is used for cutting and leveling the tabasheer surfaces of the arc-shaped bamboo chips processed by the finish machining assembly, and cutting the arc-shaped bamboo chips into preset thicknesses. The defects of high energy consumption, high processing cost and poor dimensional stability in the prior art are overcome, the arc-shaped bamboo chips are processed in a normal-temperature state, irregular raised grains are generated on the surfaces of the arc-shaped bamboo chips, so that the radian is directionally changed, the production efficiency is improved, the cost is saved, and the dimensional stability of products is improved.

The utility model provides a bamboo fork spoon production line which comprises a feeding device, a processing device, a discharging device and a forming device, the feeding device comprises a first machine frame, a material conveying mechanism installed on the first machine frame and used for conveying raw materials, a material pressing mechanism used for fixing the raw materials and a material cutting mechanism used for cutting materials; a receding hole is formed in the table top of the first machine frame, a material conveying chain which is located in the receding hole and driven by a motor is arranged in the first machine frame, a plurality of partition plates which are arranged at intervals are connected to the material conveying chain, and a material conveying groove used for conveying raw materials is formed between every two adjacent partition plates. The material pressing mechanism comprises a base installed on the first machine frame, a first driving piece connected with the base and a pressing plate in transmission connection with the first driving piece, and the pressing plate is driven and controlled by the first driving piece to be lifted or abut against the raw materials. The device can be produced in batches, is high in production efficiency, and does not need excessive manual intervention.

The invention relates to a bamboo clothes hanger multi-station automatic slitting and drilling device which comprises a rack, a feeding assembly arranged at the front end of the rack and used for conveying a bamboo generating plate to be processed, a first cutting assembly located behind the feeding assembly and fixedly connected with the rack, and a second cutting assembly arranged at the tail end of the rack. The first cutting assembly comprises a first saw blade used for conducting end face reference positioning cutting on the bamboo generating plate fed by the feeding assembly, the second cutting assembly comprises a second saw blade used for cutting the drilled bamboo generating plate into a plurality of bamboo clothes hanger finished products, and a storage table extending in the conveying direction of the feeding assembly is arranged on the machine frame. Through the feeding assembly, the first cutting assembly, the laser pressing assembly, the laser drilling assembly and the second cutting assembly, multifunctional assemblies of feeding, cutting, laser pressing, drilling and the like are integrated, the full-automatic process of bamboo clothes hanger production is achieved, and the production efficiency and the product quality are remarkably improved.

The invention relates to a bamboo edge band and a continuous preparation method thereof, and belongs to the technical field of bamboo processing and furniture manufacturing. The problems that in the prior art, a resin edge band is poor in environmental protection property, and a wood edge band is low in preparation efficiency and prone to deformation and cracking are solved. The bamboo edge banding is obtained through continuous hot pressing of an assembly, and the assembly is composed of a lower-layer dry gum dipping net-shaped fabric and an upper-layer bamboo curtain. In the aspect of environmental protection, the bamboo material serving as a natural renewable resource meets the green and environment-friendly requirements, and is beneficial to guaranteeing the indoor air quality; in the aspect of stability, the impregnated net-shaped fabric in the structure has strength and toughness after being dried, the impregnated net-shaped fabric and the bamboo curtain assembly are mutually cooperated after being subjected to hot pressing, supporting and restraining can be provided for the bamboo curtain, deformation is reduced, and compared with wood edge sealing strips, the bamboo curtain edge sealing strip is higher in structural stability and beneficial to long-term use; and in the aspect of the decorative effect, the texture of the bamboo furniture main body is more coordinated and unified, the overall attractiveness is improved, and higher product value is created.

The invention relates to the technical field of bamboo board cutting, and discloses bamboo board cutting equipment and a using method.The bamboo board cutting equipment comprises a supporting base, a supporting frame and a motor arranged on the outer side of the supporting frame in a lifting mode, the driving end of the motor is connected with a tool apron through a transmission, and the lower end of the tool apron is connected with a milling cutter; a machining supporting plate is connected to the supporting base through a Y-axis moving platform and an X-axis moving platform, the equipment further comprises a chip collecting part, a protecting and supporting part and a glue injection part, and the chip collecting part sucks out wood chips in slotted holes generated by cutting through cutting power; the protecting and supporting part is elastically arranged on the outer side of the scrap collecting part and used for supporting and protecting the collecting bag; according to the bamboo board splicing machine, automatic cleaning of wood chips in hole grooves in the cutting process and automatic injection of glue after cutting are achieved, the machining efficiency is improved, the operation process is simplified, and the occupied space of equipment is saved.

The utility model relates to the technical field of bamboo processing, and discloses a bamboo branch removing machine for bamboo processing, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a top frame, the inner bottom side of the top frame is fixedly connected with an annular frame I, and the inner part of the annular frame I is slidably connected with a plurality of sliding rods; cutting blades are fixedly connected to the close sides of the multiple sliding rods correspondingly, multiple sliding columns are fixedly connected to the exteriors of the multiple cutting blades correspondingly, sliding sleeves are slidably connected to the exteriors of the multiple sliding columns correspondingly, limiting discs are slidably connected to the interiors of the multiple sliding sleeves correspondingly, first springs are arranged in the multiple sliding sleeves correspondingly, and second springs are arranged in the sliding sleeves correspondingly. And the exteriors of the multiple sliding sleeves are fixedly connected with gear rings. According to the bamboo branch removing machine, outer branches of bamboos can be cut and removed, meanwhile, the sliding columns can slide in the sliding sleeves to enable the first springs to be compressed and rebounded so that the bamboo branch removing machine can adapt to the bamboos with different thicknesses to branch the bamboos, and therefore the application range of the bamboo branch removing machine can be greatly widened.

A bamboo-based wood-plastic composite material manufacturing process has the following steps: S1, a bamboo processing step; S2, a bamboo core pretreatment step; S3, a wood-plastic composite material raw material preparation step; S4, a wood-plastic composite material hot processing step; S5, a bamboo blank processing step; S6, a wood-plastic composite material blank covering bamboo blank step; S7, a cooling and shaping step. The present application solves the problems of high density, high cost, brittleness and insufficient toughness of the existing wood-plastic composite material based on thermoplastic polymer, realizes the use of bamboo instead of plastic and solves the problem of recycling of waste plastic which is difficult to reuse. The present application can overcome the shortcomings of the prior art, be used for preparing a more practical and durable wood-plastic composite material which still has good mechanical properties after heating and forming. The present application also provides a product prepared by the bamboo-based wood-plastic composite material manufacturing process.

A supporting frame for weaving furniture comprises a frame, the middle of the frame is hollowed out to form a weaving area, a plurality of hooks are arranged at the bottom of the frame, and after weaving materials stretch across the weaving area, the two ends of the weaving materials are hung and buckled on the hooks, so that the weaving materials are connected with the frame. The supporting frame has the advantages that the hooks are designed at the bottom of the frame, weaving materials can be directly hung and buckled on the hooks to be fixed, and the tedious operation of bypassing the frame in the traditional weaving process is avoided. Therefore, not only is the knitting process simplified, but also the knitting efficiency is remarkably improved, and the operation time and procedures are reduced.

The utility model provides a feeding device of a bamboo fork spoon production line, which comprises a first machine frame, a material conveying mechanism installed on the first machine frame and used for conveying raw materials, a material pressing mechanism used for fixing the raw materials and a material cutting mechanism used for cutting materials. A material conveying chain which is located in the receding hole and is driven by a motor is arranged in the first rack, a plurality of spacing plates which are arranged at intervals are connected to the material conveying chain, and a material conveying groove used for conveying raw materials is formed between every two adjacent spacing plates; the material pressing mechanism comprises a base installed on the first machine frame, a first driving piece connected with the base and a pressing plate in transmission connection with the first driving piece, and the pressing plate is driven and controlled by the first driving piece to be lifted or abut against the raw materials. The device can be produced in batches, is high in production efficiency, and does not need excessive manual intervention.

The invention discloses a preparation method of flame-retardant recombined bamboos. The preparation method comprises the steps that bamboo chips are put into an alkaline solution to be treated; immersing the bamboo chips into a NaIOO solution for reaction, and then putting the bamboo chips into a NaClO solution for reaction; the bamboo chips are put into a nano-cellulose, montmorillonite and sodium silicate ternary composite solution to be subjected to vacuum impregnation and normal-pressure impregnation; the bamboo chips are put into phenolic resin to be subjected to normal-pressure impregnation and vacuum impregnation, and then low-temperature drying is conducted; and the bamboo chips are laid in a mold in parallel in the grain direction, cold press forming is conducted, then hot pressing is conducted, and finally pressure reduction and cooling are conducted in stages till demolding is conducted. Nano montmorillonite is uniformly dispersed in a sodium silicate solution by using carboxylated nano cellulose, and inorganic components of montmorillonite and sodium silicate can be uniformly and firmly constructed on the surface of a bamboo chip which is pretreated by an alkaline solution and oxidized by NaIOO and NaClO solutions by abundant carboxyl groups under the action of hydrogen bonds, covalent bonds and the like, so that a compact layered network structure is formed; and the flame retardant property of the recombined bamboo is effectively improved.

The utility model discloses high-efficiency automatic equipment for bamboo batten production. The high-efficiency automatic equipment comprises a whole bamboo feeding table, a bamboo sawing machine, a bamboo tube conveying belt and a plurality of unit processing areas, wherein the bamboo sawing machine is provided with an identification element for detecting a section image of each section of bamboo tube (namely parameter information of the wall thickness and the diameter of each section of bamboo tube); the unit processing areas are used for carrying out subsequent processing on the bamboo tubes with different specifications and are arranged in sequence; each unit processing area comprises a bamboo breaking device, a rotatable roller, a stripping assembly, a strapping machine and a stacking area. The high-efficiency automatic equipment is ideal in design, the joining operation effect of all procedures of bamboo strip production is good, the automatic production degree is high, bamboo tubes of different specifications (such as diameters and end thicknesses) are subjected to flow splitting and cutting, bamboo strip slicing, bamboo strip bundling, bamboo strip stacking and other procedure treatment, a whole bamboo continuous operation mode is formed, and the production efficiency is improved. Bamboo canes of different specifications can be produced; and due to an assembly line type bamboo strip production mode, the labor intensity of workers and the labor cost are greatly reduced, and the production efficiency is greatly improved.

The utility model relates to the technical field of bamboo product processing, in particular to bamboo breaking equipment with an anti-loosening structure, which comprises a bottom plate, a cutting tool and a linear motor are respectively mounted above the bottom plate, a first limiting mechanism is mounted on one side of the cutting tool, a second limiting mechanism is mounted above a load plate of the linear motor, and the first limiting mechanism and the second limiting mechanism are mounted on the load plate of the linear motor. The first limiting mechanism comprises a limiting frame, a lead screw is inserted into the top of the limiting frame, and a sliding block is in threaded connection with the surface of the lead screw. According to the improved bamboo breaking equipment, the tail ends of bamboos are limited and fixed through the second limiting mechanism, and the bamboos are prevented from being damaged in the placing process or the cutting process; the tail end of the bamboo looses and falls off due to no supporting point, the first limiting mechanism is additionally arranged on one side of the cutting tool and matched with the second limiting mechanism, the two ends of the bamboo are limited and fixed at the same time, the situation that the bamboo inclines when being placed due to the too long bamboo is avoided, and it is guaranteed that blades are separated more evenly during cutting.

A surface element 1 consists of completely natural and biodegradable materials and is formed from intersecting wooden strips 2, 3, wherein two wooden strips 2, 3 are joined at an intersection area 4, 5. According to the invention, the wooden strips 2, 3 are connected by at least one thread 6, 7, which is guided through the wooden strips 2, 3. The connection of the wooden strips 2, 3 is achieved with the aid of a needle and thread. In this case, a thread 6, 7 can be guided repeatedly through the wooden strips 2, 3, wherein the thread 6, 7 is entwined with itself and / or with the wooden strips 2, 3.

The utility model provides a clamp position adjusting device of a multi-section saw, which comprises a clamp and a transverse moving carriage, and a connecting piece is fixedly arranged on the clamp; a connecting seat is installed on the transverse moving sliding frame, a fixing piece is arranged on the side, facing the clamp, of the connecting seat in a connected mode, a telescopic rod is arranged on the fixing piece, a connecting piece is arranged on the transverse moving path of the telescopic rod, and the telescopic direction of the telescopic rod is not parallel to the transverse moving direction of the telescopic rod. And when the telescopic rod transversely moves to the connecting piece, the connecting piece is located on the telescopic path of the telescopic rod. The clamp position adjusting device can move to the clamp through the transverse moving sliding frame and is connected with the clamp, then the connecting piece and the clamp are driven by the transverse moving sliding frame to transversely move together, and the position of the clamp is adjusted.

The utility model discloses a pipe gallery excess material cutting device which comprises a cutting device body and a clamping mechanism arranged at the top of the cutting device body, the cutting device body comprises a working plate, and the top of the working plate is rotationally connected with a saw blade; second electric push rods are fixedly connected to the left side and the right side of the bottom of the supporting sleeve correspondingly, and the bottoms of the second electric push rods are fixedly connected with the top of the working plate. The device has the advantages of stable clamping and flexible adjustment, and solves the problems that the clamping effect of a clamping mechanism on an existing cutting device on a pipe rack is not ideal, the designed clamping force of the clamping mechanism is not enough to support the pipe rack, and particularly vibration and shearing force generated in the cutting process may cause the movement of the pipe rack, so that the cutting efficiency is improved. And the cutting effect can be reduced.

The invention provides a bamboo pole pencil board and a preparation method and application thereof, and the preparation method comprises the following steps: sequentially performing dry carbonization softening and wet flattening on raw materials, and then performing wax dipping to obtain the bamboo pole pencil board, the raw materials comprise flattening plates or splice plates. The bamboo rod pencil board is high in strength, good in size stability, free of warping, smooth in surface, good in pencil point forming, close to a poplar pencil board in coiling and cutting performance, environmentally friendly and safe in preparation process, free of harmful substances such as formaldehyde and the like, capable of meeting the safety requirement and capable of meeting the requirements of student supplies and office supplies.

The utility model relates to the field of flute processing, and discloses a positioning and drilling device for flute manufacturing, which comprises a drilling machine, the drilling machine comprises a liftable drill bit and a workbench positioned below the drill bit, the workbench is provided with a mounting plate, and the mounting plate can transversely reciprocate relative to the drill bit. And a clamp for clamping the flute is arranged on the mounting plate. The flute pipe drilling device can be used for drilling a flute pipe better.

The invention discloses a bamboo sheet, a bamboo sand barrier and a preparation method of the bamboo sand barrier, and belongs to the technical field of desertification control engineering. The invention provides a bamboo sheet. The cross section of the bamboo sheet is in a sector ring shape. The width-to-thickness ratio of the bamboo sheets is (5: 1)-(25: 1); the length of each bamboo sheet ranges from 200 mm to 600 mm; and the length-to-thickness ratio of the bamboo sheets is (100: 1)-(500: 1). The invention further provides the bamboo sand barrier which is of a warp and weft interwoven net-shaped structure and composed of the weaving lines and the bamboo sheets. The invention further provides a preparation method of the bamboo sand barrier. According to the invention, the structural characteristics of bamboos are utilized to prepare the fan-ring-shaped bamboo sheets, and the bamboo sheets have self elasticity, can effectively block the flow of sand grains and form a lasting sand stabilization network, and are applicable to sand stabilization materials in desertification control projects.

The utility model provides a semicircular bamboo conveying and inner joint removing device, which can be used for removing inner joints and tabasheer of a whole semicircular long bamboo without removing bamboo flesh, so that the utilization rate of the bamboo is improved, and comprises a power roller device, a cutter removing disc and a pressing device, the power roller device moves from front to back along the axis; each cutter head arranged from front to back comprises a disc outer sleeve, a rotating disc, a rotating cutter and a lifter. The turntable is rotationally arranged at the front end of the disc jacket and is driven by the turntable driving device to rotate relative to the disc jacket, the inner end of the rotating cutter is hinged to the turntable, and the outer end of the rotating cutter is a cutting edge extending front and back and extends out of the periphery of the disc jacket; from front to back, the diameter of the disc outer sleeve in each cutter head is gradually increased; a lifter arranged on the rack is connected with the disc outer sleeve so as to drive the disc outer sleeve to abut against the tabasheer face of the semicircular bamboo wood. And the pressing device is used for pressing the bamboo wood in the radial direction of the bamboo green surface of the bamboo wood, so that the thickness surfaces on the two sides of the bamboo wood are pressed on the roller.

The utility model relates to the technical field of bamboo chopstick processing, and discloses a high-precision cutting device for fixed-length cutting of bamboo chopsticks, which comprises a workbench, the upper end of the workbench is fixedly connected with a placing table, the upper end of the placing table is provided with scale values, a limiting opening and a sliding opening, and the upper end of the sliding opening is movably connected with a sliding block. A movable block is fixedly connected to the upper end of the sliding block, an L-shaped plate is fixedly connected to the side face of the movable block, a limiting disc is fixedly connected to the side face of the L-shaped plate, a connecting block is fixedly connected to the side face of the movable block, a sleeve is fixedly connected to the inner wall of the connecting block, and a second spring is fixedly connected to the inner wall of the sleeve; and the other end of the second spring is fixedly connected with an extrusion disc, the inner ring of the extrusion disc is fixedly connected with a limiting rod, and the upper end of the limiting rod is fixedly connected with a pulling rod. According to the bamboo chopstick cutting machine, a worker observes scale values to move the limiting disc, the limiting disc blocks bamboo chopsticks, and the cutting machine can cut the bamboo chopsticks with different lengths.