136results about "Tree debarking" patented technology

A method for recovering wood particles from a wood-based feedstock comprising bark is disclosed. A system for recovering wood particles from a wood-based feedstock comprising bark is further disclosed. A product comprising wood particles formed using the method of the present disclosure is also disclosed. Finally, the use of wood particles formed in the method according to the present disclosure is disclosed.

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.

The invention belongs to the technical field of feed cellulose production, and particularly relates to a feed cellulose production line and a process thereof.The feed cellulose production line comprises a clamping device, a conveying belt, a wood sawing machine, a peeling machine and a wood splitting machine, a crushing device is arranged at the rear end of the wood splitting machine, and a rotating roller is arranged at the position, located at the rear end of an extrusion roller, of the crushing device; a plurality of cutting knives used for cutting wood are arranged on the rotating roller, grooves allowing the wood to be embedded therein are formed in the positions, located at the front ends of the cutting knives, of the rotating roller, and through upward movement of the extrusion roller, the connecting rod can be synchronously driven to move upwards, and the first pushing block is controlled to move to push the rotating part to move backwards; and meanwhile, a stop block is driven to move outwards to cancel stopping on an abutting block at the rear end of a moving piece, so that a torsional spring at the rotating joint of the moving piece and a rotating roller can push the moving piece to rotate backwards, a groove is expanded to better accommodate wood entering, even if the wood cannot enter a screen, the wood can be continuously pushed, and the blocking problem is solved.

The utility model provides a pinch roll type peeling machine easy to adjust depth of penetration, which is provided with an input pinch roll consisting of an upper right roll and a lower right roll and an output pinch roll consisting of an upper left roll and a lower left roll, and a motor drives the input pinch roll and the output pinch roll to rotate; a planer tool assembly and an adjusting plate assembly are arranged between the left lower roller and the right lower roller; the adjusting plate assembly is provided with bearing sleeves which are rotatably arranged on roller shafts at the two ends of the right lower roller in a sleeving mode and are provided with swing arms, the adjusting plate assembly is provided with an arc-shaped adjusting plate which is fixedly connected with the two bearing sleeves into a whole, and the tilting and swinging positions of the swing arms are jointly positioned through a tension spring and an adjusting screw rod. The pushing depth of the adjusting screw rod can be changed to drive the arc-shaped adjusting plate to slightly rotate and swing to change the cutting depth. According to the machine, the transmission structure is simplified, the whole machine is convenient to miniaturize, a user can conveniently adjust the cutting depth, the two upper rollers are elastic deformation rubber rollers, automatic elastic deformation can be achieved according to the material condition, the material blocking phenomenon cannot occur, and the stable peeling effect can be achieved.

The utility model discloses an electric device for bark scraping, which comprises a bark scraping machine body and a motor arranged in the bark scraping machine body, a transmission mechanism is arranged on the motor in the bark scraping machine body, the transmission mechanism is connected with a cutter wheel, and the cutter wheel is connected with a motor. The transmission mechanism comprises a driving gear arranged on an output shaft of the motor and a fixing seat arranged on the end face of the motor, the fixing seat is located in the bark scraping machine body, a rotating shaft is arranged in the fixing seat, a rotating gear in meshing transmission with the driving gear is arranged on the rotating shaft, and the driving gear is driven by the rotating gear to rotate. The rotating shaft is provided with the cutter wheel, the cutter wheel is located on the outer surface of the bark scraping machine body, and an outer bearing is arranged on the rotating shaft close to the cutter wheel. According to the utility model, the design is more reasonable, the deviation phenomenon in the operation process is avoided, the damage to equipment is reduced, the service life of the equipment is greatly prolonged, and the high use requirement is more favorably met.

The utility model relates to timber processing technical field discloses a kind of peeling device for timber processing, including shell, the inside of shell is provided with peeling mechanism, the inner wall both sides of shell are slidably connected with U-shaped plate, the inner wall both sides of U-shaped plate are rotatably connected with auxiliary roller, the inner wall both sides of shell are rotatably connected with transmission roller;The bottom of shell is fixedly installed with discharge hopper and compression box respectively, the top of compression box is provided with compression assembly, the bottom of compression box is provided with discharge assembly, compression assembly includes hydraulic cylinder one and pressing plate, hydraulic cylinder one is located at the top of compression box, by the discharge hopper, compression assembly and discharge assembly being set, waste produced by peeling enters inside compression box by discharge hopper, compression assembly moves downward and compresses waste, after waste compression is completed, compression assembly moves upward and resets, discharge assembly moves to right side, so that waste that is compressed in compression box is discharged, to avoid scattering on ground and occupy space to collect and compress waste.

To open a way of effective utilization of moisture contained in raw wood and a bamboo material.SOLUTION: This invention includes forced drying steps (ST11, ST13) for forcedly drying felled raw wood or a bamboo material in a process for manufacturing a product, and moisture recovery steps (ST12, ST14) for recovering moisture extracted from the raw wood or the bamboo material in the forced drying steps. Forced drying means heating drying or freeze-drying.SELECTED DRAWING: Figure 2

The utility model provides a stem leaf separator with an adjustable mechanism, and relates to the technical field of stem leaf separators, the stem leaf separator comprises a separator body, one end of the separator body is provided with a moving mechanism, the moving mechanism comprises a fixed frame, the fixed frame is fixedly connected with the separator body, one end of the fixed frame is fixedly connected with a sleeve plate, and the sleeve plate is fixedly connected with the separator body. The outer surface of the sleeve plate is sleeved with a first moving plate, the first moving plate is slidably connected with the sleeve plate, and the outer surface of the sleeve plate is sleeved with a second moving plate. According to the stem and leaf separating machine, by arranging the moving mechanism, when the stem and leaf separating machine is used, stem and leaf separation can be conducted on plants such as bamboo canes with more lateral branches and a larger dispersion range, then the applicability and practicability of the stem and leaf separating machine are higher, the first moving plate and the second moving plate are arranged and can rotate under driving of the vertical plate, and therefore the stem and leaf separating machine is more convenient to use. And the feeding port is matched with the sleeve plate for use, so that the actual area of the feeding port is increased, and side branches of plants such as bamboo canes are not easily clamped.

To provide a method and an apparatus for producing timber from a tree trunk.SOLUTION: Two round areas (3) adjacent to the working surface (2) are milled by moving the tree trunk (1) to at least two milling tools (5) to profile at least one sub-product plate (4), and the sub-product plate (4) is separated from the tree trunk (1) by saw cutting. It is essential that the tree trunk (1) is moved from a transfer position into a processing position during the feed movement and before the profiling of the subproduct by moving the tree trunk (1) about and / or along at least one adjustment axis extending transversely to the conveying direction (9), so that at least a leading region of the tree trunk (1) is displaced transversely to the conveying direction (9) in the direction of at least one of the milling tools (5).SELECTED DRAWING: Figure 1

The utility model belongs to the technical field of wood processing, and particularly relates to a wood peeling machine which comprises an outer box body, a receding groove, a driving assembly and a single peeling roller, the top end of the outer box body is fixedly connected with a front arc-shaped plate and a rear arc-shaped plate, an adjusting plate is arranged between the front arc-shaped plate and the rear arc-shaped plate, the top of the outer box body is connected with an arc-shaped supporting plate in a sliding mode, and the arc-shaped supporting plate is connected with the driving assembly. Two baffles are connected to the inner wall of the outer box body in a clamped mode, a clamping plate is connected between the baffles in a clamped mode, and a push plate is slidably connected to the inner wall of the outer box body; an arc-shaped supporting plate can be installed through a front arc-shaped plate, a rear arc-shaped plate and an adjusting plate, the arc-shaped supporting plate and the outer box body can be staggered and inversely arranged at one end in a matched mode, the arc-shaped supporting plate can protect wood, meanwhile, a push plate is pushed to correspond to the arc-shaped supporting plate, the wood can be conveniently taken out of the device, and it is avoided that after the wood is scalded, the wood cannot be damaged. And the wood skin and the wood are positioned in the outer box body and are inconvenient to take out.

The utility model discloses a feeding device for a wood peeling machine, particularly relates to the technical field of wood processing, and comprises a wood box, a conveyor is arranged on one side of the wood box, supports are arranged on the two sides of the conveyor, a supporting rod is arranged on the surface of the conveyor, a first through groove is formed in one side of the bottom of the wood box, and a second through groove is formed in the other side of the bottom of the wood box. A second through groove is formed in the other side of the bottom of the wood box, a third through groove is formed in one side of the top of the wood box, a retention plate is arranged on one side of the bottom of the wood box, a hydraulic rod is arranged on one side of the retention plate, a push plate is arranged at one end of the hydraulic rod, and a buffer mechanism is arranged on one side of the wood box. According to the feeding device for the wood peeling machine, by arranging the supporting rods, wood is placed on the inner side of the supporting rod at the bottom of one end of the conveyor, the conveyor drives the supporting rods to move so that the wood can climb to the high position, the wood can further fall into a wood box, and manpower is greatly reduced.

The present invention discloses a plant leather material tearing device, which aims to solve the shortcomings of the current peeling and stripping process that relies on manual labor and is also performed separately in different processes. The invention includes a bite roller, a stripping plate attached to the bite roller, and a reversing plate. The stripping plate is a curved plate protruding toward the bite roller. A plurality of convex teeth are arranged on the end face of the bite roller near the outer edge. The stripping plate is provided with a plurality of protruding cutting edges and tearing material outlets arranged corresponding to the cutting edges. The number of stripping plates is at least two, and a gap is provided between adjacent stripping plates for the axial movement of plant branches. An entry port and an exit port are provided between the two sides of the stripping plate and the bite roller, and the reversing plate is located on the side of the stripping plate near the exit port. By setting up multiple groups of stripping plates, peeling and tearing are integrated. Under the premise that the power of the bite roller comes from the motor, only the operations of feeding and receiving waste materials need to be performed. The degree of automation is high and the labor burden is small.

The invention discloses a portable bamboo electric self-revolution rotary cutting device and a using method thereof.The device comprises a device shell, the device shell is formed by splicing two sub-shells, a vertically-through cutting cavity is formed in the middle of the device shell, and a splicing gear structure, a cutting structure and a clamping structure are arranged in the device shell; the splicing gear structure comprises a first half gear and a second half gear, the first half gear and the second half gear are spliced to form an annular gear, teeth are formed on the outer surface of the annular gear, the inner diameter of the inner side face of the annular gear is gradually changed, and threads are arranged on the inner side face of the annular gear. The revolution rotating unit comprises a first motor, a pinion and a supporting plate, the autorotation cutting unit comprises a second motor, a feeding guide rod and a cutter, the cutter is not exposed, bamboo needing to be cut can be directly subjected to rotary cutting, the cutting efficiency is improved, the section precision is guaranteed, meanwhile, the cutting environment is improved, and potential safety hazards are reduced; the method has the advantages of excellent performance and simple operation.

The present application relates to a kind of loose mat making process, in actual production process, by breaking bamboo into bamboo splint, and by placing and shaping, long bamboo splint is then connected and twisted into bamboo mat rope, by placing and fixing the grid of bamboo splint rope, pre-pressing into sheet pre-pressing material after impregnation, then multiple pieces of pre-pressing material are hot-pressed into shape, the overall strength of the formed loose mat is higher, and the shear resistance is greatly improved, so that the board formed by using the loose mat can reduce the number of layers of the loose mat, reduce the overall thickness of the board, and reduce the cost of the board.

This invention discloses a wood processing production line, comprising a first sawing mechanism, a first bark separation mechanism, a pushing mechanism, a second sawing mechanism, a second bark separation mechanism, and a third sawing mechanism, which are sequentially connected. This invention also discloses a wood processing production process using the aforementioned wood processing production line. This invention belongs to the field of wood processing production. It can achieve bark removal, squaring, and slicing of wood with a high degree of automation, requiring no manual assistance, thus improving production efficiency and safety. This invention utilizes the first sawing mechanism, first bark separation mechanism, pushing mechanism, second sawing mechanism, second bark separation mechanism, and third sawing mechanism to achieve bark removal, squaring, and slicing of wood, thereby increasing the wood processing yield.

The high-strength corrosion-resistant fly-cutter structure for the forestry machinery comprises a fly-cutter body and a bolt, the upper portion of the fly-cutter body is coated with a coating, a mounting hole is formed in the lower portion of the fly-cutter body, a first fixing plate is arranged in front of the fly-cutter body, a second fixing plate is fixedly connected to the rear portion of the fly-cutter body, and the fly-cutter body is fixedly connected with the first fixing plate. A third fixing plate is arranged behind the second fixing plate, first buffering bins are fixedly connected to the left side and the right side of the third fixing plate, a second buffering bin is fixedly connected to the middle of the third fixing plate, springs are fixedly connected to the interiors of the first buffering bins, and first buffering blocks are fixedly connected to the other ends of the springs; and a spring is fixedly connected to the interior of the second buffer bin, and the other end of the spring is fixedly connected with a second buffer block. According to the fly cutter, the strength of the cutter body can be enhanced, the cutter body is more resistant to corrosion, and the fly cutter body can be prevented from being instantly broken to cause danger.

The invention relates to the technical field of bamboo material processing, in particular to a waste recovery device for bamboo chopstick production, which comprises a fixed platform, an adjusting frame, a support roller and the like, two adjusting frames which are symmetrical front and back are connected to the fixed platform in a sliding manner; an electric push rod on the fixed platform drives the adjusting frame to move back and forth; each adjusting frame is rotationally connected with a supporting roller used for supporting bamboos. A direct drive motor arranged in the adjusting frame drives the supporting roller to rotate. According to the bamboo chopstick processing device, bamboo skins are stripped and recycled from bamboos in advance, then the bamboos with the stripped bamboo skins are processed into bamboo chopsticks, bamboo powder waste caused by polishing of the bamboo skins in the processing process is avoided, the utilization rate of the bamboo skins is increased, and compared with a manual bamboo skin cutting mode, the bamboo is rotated through cooperation of supporting rollers, so that the processing efficiency is improved. And the bamboo skins are cut off one by one through the four cutters, so that the bamboo skin stripping efficiency is greatly improved, and the subsequent processing requirements are met.

A tree bark stripping machine comprising a cutting machine (1) using vibrations or microvibrations, a coupling head (2), and a cutting element (3) comprising at least two conductivity measuring layers, wherein: a. The at least two conductivity measuring layers are arranged on the cutting element (3) so as to be in contact with the bark being stripped, each measuring layer being isolated from at least one other measuring layer, and b. The electronic control unit (1d) is designed to control a controlled relay (1c) to interrupt the power supply to the motor (1a) from the energy source as a function of a conductivity measurement taken via the at least two measuring layers, the electronic control unit (1d) interrupting the cutting before reaching the parent layer (5) of the stripped tree as determined by the conductivity measurement. Figure for the abstract: Fig 1

A method for processing a bark press water from sawmills and / or pulp mills is disclosed. According to the disclosure, the method comprisesa) filtration of the bark press water to provide a bark press water filtrate having a particle size of less than 100 μm, and b) concentrating the bark press water filtrate to a level of at least 10% dry weight and thereby providing a first fraction of concentrated bark press water, comprising tannic compounds; and a second fraction of purified bark press water.

The utility model belongs to the field of bamboo processing, and particularly relates to a bamboo green removing device which comprises a rack, and a multi-stage hydraulic cylinder is fixedly connected to the end of the rack. A plurality of supports are fixedly connected to the machine frame, the supports are of an annular structure, a plurality of supporting seats are arranged on the supports, the supporting seats are annularly distributed on the supports, telescopic grooves are formed in the middles of the supporting seats, tool aprons are connected into the telescopic grooves in a sliding mode, and telescopic springs are fixedly connected to the ends of the tool aprons. The end of a bamboo is inserted into the gaps between the multiple green scraping knives, then the bamboo is pushed to move by means of the multi-stage hydraulic cylinder, the bamboo moves and penetrates through the gaps between the multiple green scraping knives, the green scraping knives make contact with the surface of the bamboo, and therefore the bamboo skin on the surface is scraped, workers can use the bamboo skin scraping device conveniently, the workload of the workers is reduced, and the working efficiency is improved. And a plurality of green scraping knives which are annularly distributed are arranged, so that the scraping effect can be improved.

The utility model discloses a bamboo board shearing, yellowing and flattening all-in-one machine, and relates to the technical field of bamboo board processing equipment. The all-in-one machine comprises a support, a shearing assembly, a yellow removing assembly and a flattening assembly. The shearing assembly, the yellow removing assembly and the flattening assembly are arranged at the top of the support. The shearing assembly comprises a saw blade and a conveying mechanism, and the saw blade moves relative to the conveying mechanism. And the yellow removing assembly comprises a plurality of yellow removing rollers and a plurality of friction wheels and is used for removing yellow and green of the bamboo boards. The flattening assembly comprises an upper extrusion plate and a lower extrusion plate, and the upper extrusion plate moves relative to the lower extrusion plate through a plurality of second lead screw mechanisms and a plurality of third lead screw mechanisms. According to the bamboo board deyellowing device, the shearing assembly, the deyellowing assembly and the flattening assembly are integrated into an integrated structure, fixed-length shearing, double-face deyellowing and high-temperature pressurizing flattening treatment can be conducted on bamboo boards in sequence, automatic operation can be achieved through the controller, and the production efficiency is remarkably improved.

The invention discloses a power grid line tree obstacle removing method based on an unmanned aerial vehicle platform, and relates to the technical field of power grid operation and maintenance. The method comprises the following steps: assembling a power grid line tree obstacle clearing device based on an unmanned aerial vehicle platform, and starting the power grid line tree obstacle clearing device based on the unmanned aerial vehicle platform to carry out a no-load test; the power grid line tree obstacle clearing device based on the unmanned aerial vehicle platform is controlled to reach a tree obstacle area to carry out obstacle clearing operation; and after obstacle clearing is completed, the power grid line tree obstacle clearing device based on the unmanned aerial vehicle platform is controlled to move to the next tree obstacle area and / or return to the departure place. The power grid line tree obstacle removing device based on the unmanned aerial vehicle platform is assembled, and the reliability of obstacle removing operation is ensured; the unmanned aerial vehicle is used for remote control during obstacle clearing, so that operators do not need to approach a high-voltage line, and electric shock and falling risks are remarkably reduced; after obstacle clearing, the unmanned aerial vehicle can automatically move to the next area or return, continuous operation is achieved, the downtime is shortened, and the unmanned aerial vehicle is suitable for various complex environments.

The utility model relates to the field of wood processing equipment. A spiral roller and a log barking machine with the spiral roller are characterized in that the spiral roller comprises a roller body, a plurality of barking cutter teeth are arranged on the surface of the roller body, the plurality of barking cutter teeth are distributed in multiple rows and multiple columns, and the plurality of barking cutter teeth located in the same column are arranged at equal intervals in the circumferential direction of the roller body; every two adjacent rows of peeling cutter teeth are arranged in a staggered mode in the axis direction of the roller body, the multiple peeling cutter teeth located in the same row are arranged in a spiral line shape in the axis direction of the roller body, the log peeling machine comprises a rack, a peeling groove, a bark conveyor and a power driving mechanism, and the peeling groove, the bark conveyor and the power driving mechanism are arranged on the rack. The peeling groove and the bark conveyor are oppositely arranged up and down, a spiral roller is arranged in the peeling groove, and the power driving mechanism drives a roller body to rotate. According to the log peeling machine, the peeling efficiency and the peeling cleanliness of logs can be improved, the rollers are not prone to being stuck and burst, and the service life is long.

The utility model discloses an efficient moso bamboo peeling device which comprises a base, two mounting seats capable of transversely moving are symmetrically arranged at the top of the base, and peeling motors are detachably arranged at the tops of the mounting seats. According to the moso bamboo peeling device, the base, the mounting base, the peeling motor, the peeling grinding disc, the placing base, the vertical plate, the first electric push rod, the push block, the moving groove, the second electric push rod, a rectangular groove, a rectangular block, a clamping groove, a clamping block, a stud, a grip, a moving sleeve and a guide rod are matched with one another, and the problems that a traditional moso bamboo peeling device in the market is low in peeling efficiency and difficult to meet the market requirement are solved.

The utility model belongs to the technical field of wood processing, and particularly relates to a preservative wood peeling quality detection device which comprises a second plywood arranged on one side of a first plywood, a plurality of wall plates are symmetrically arranged between the first plywood and the second plywood in a sliding mode, and peeling rollers are rotationally assembled between the first plywood and the second plywood and located in the wall plates. The first plywood is detachably connected with the second plywood through a fastening rod, the wall plates are arranged on the outer wall of the fastening rod in a sliding and sleeving mode through apron boards on one sides, baffles are arranged on one sides of the wall plates in an attached mode, second embedded plates are fixedly connected to one sides of the baffles, and triangular plates are fixedly connected to the inner walls of the wall plates. By means of the components such as the wall plates and the baffles which can be flexibly detached, the device can be additionally installed or demounted according to actual needs, the machining cost is reduced, the whole device can be detached and transported in batches, transportation difficulty caused by the fact that the overall mass of the device with a fixed structure is too large is avoided, and the device is flexible and convenient to use.

The utility model relates to the technical field of bamboo processing, and discloses a bamboo strip breaking machine for bamboo processing, which comprises a rotating shaft arranged on the side face of a bearing seat and a rotating handle arranged on the other side of the bearing seat and used for rotating control of the rotating shaft, a limiting assembly used for assisting bamboo movement is arranged on the side face of the bearing seat, and the limiting assembly is connected with the rotating shaft through a transmission assembly. The limiting plate is arranged on one side of the bearing seat and movably connected with the clamping plate, the height of the clamping plate can be adjusted, the outer end of the bamboo is clamped between the limiting plate and the clamping plate during bamboo skin breaking operation, and the limiting plate is driven to push the bamboo to move when the rotating handle drives the rotating shaft to rotate; and under the supporting of the springs, the clamping plates move downwards to clamp the bamboo splits, the bamboo splits are effectively prevented from falling down along gaps of the bamboo split breaking rollers, the driving effect on feeding of the bamboos is achieved, and the bamboo split breaking efficiency is improved.

The present application belongs to the technical field of production of feed cellulose, and particularly relates to a production line and process of feed cellulose, which comprises a clamping device, a conveying belt, a sawing machine, a barking machine and a wood splitting machine. The wood splitting machine is provided with a crushing device at the rear end. The crushing device is provided with a rotating roller at the rear end of an extrusion roller. A plurality of cutting knives for cutting wood are arranged on the rotating roller. The rotating roller is provided with a groove for accommodating wood at the front end of the cutting knives. When the extrusion roller moves upward, the connecting rod moves upward synchronously and the pushing block moves backward, thereby driving the rotating part to move backward. At the same time, the blocking block moves outward to cancel the blocking of the rear end abutting block of the moving piece. Thus, the torsional spring at the rotating connection between the moving piece and the rotating roller pushes the moving piece to rotate backward, so that the groove is expanded to better accommodate the wood. Even if the wood cannot enter the screen, it can still be continuously pushed, thereby reducing the problem of blockage.

The utility model discloses a peeling knife adjusting device for a double-sided peeling machine, and relates to the technical field of peeling machines. The device comprises a supporting frame, a driving sliding table is fixedly connected to the position, close to the center of one side, of the top end of the supporting frame, an L-shaped plate is arranged at the top end of the driving sliding table, a U-shaped plate is fixedly connected to the front end of the L-shaped plate, and a limiting shaft is fixedly connected to the position, close to the center, between the inner walls of the U-shaped plate. Sliding plates are symmetrically and slidably connected to the positions, close to the center, of the outer ring of the limiting shaft, U-shaped frames are slidably inserted into the positions, close to the center, of the interiors of the sliding plates, and cutter heads are symmetrically and fixedly connected to the opposite ends of the two U-shaped frames. According to the utility model, the pull disc is pulled towards one side, and then under the mutual cooperation of the insertion shaft, the U-shaped frame, the cutterhead, the sliding plate and the spring, the effect of conveniently replacing the cutterhead is completed, so that the problem that the cutterhead on the peeling machine is usually fixed on the machine, and the maintenance or replacement is troublesome when the cutterhead is damaged is solved.