103results about "Rotary cutting tools" patented technology

A rotatable tool-assembly (1) for processing wooden panels and the like, of the type comprising at least a first (2) and a second (3) disc blades that are adapted to be fitted on a same spindle, one beside and coaxial with the other; said first (2) and said second (3) disc blades being both provided with a central discoidal body (4) and a cutting toothed crown that comprises a plurality of protruding teeth (6) at least one of which has the front edge (6a) covered by a cutting insert (7); the cutting toothed crown of the first disc blade (2) being structured so as to be able to mesh in an angularly rigid manner with the cutting toothed crown of the second disc blade (3) and vice versa.

The invention relates to the technical field of circular saw blades, in particular to a bamboo cross section cutter for cutting a wedge angle of a face, which comprises a cutter head, a plurality of tooth holders are arranged around the edge of the cutter head, each tooth holder is connected with cutter teeth, all the cutter teeth comprise a plurality of tooth groups, each tooth group comprises at least one first helical tooth, and each first helical tooth is provided with at least one second helical tooth. The cutter head further comprises at least one second helical tooth, the cutting face of the first helical tooth is inclined relative to the axis of the cutter head, and the cutting face of the second helical tooth and the cutting face of the first helical tooth form a splayed shape or an inverted splayed shape. By arranging the first oblique teeth and the second oblique teeth, the cutting faces of the first oblique teeth and the second oblique teeth incline towards the two sides of the cutter head correspondingly, on the basis that a complete fracture is formed, the contact face with bamboo wood can be reduced, the sharp cutting effect can be achieved, cuttings can be rapidly discharged through the obliquely-arranged cutting faces, and the cutting efficiency is improved. And burrs of bamboo fractures are reduced.

The invention relates to a method for repairing a cutting tool. The cutting tool (1) comprises a tool body (2) and at least one cutting insert (10) with a cutting edge (11), separate from the tool body (2). The tool body (2) has an axis of rotation (3), rotates in a direction (4) about the axis of rotation (3) during operation of the cutting tool (1), and is provided with at least one receiving pocket (13) for the cutting insert (10). The tool body (2) is designed, at least partially, as a rotating body (20) with respect to the axis of rotation (3). The at least one receiving pocket (13) is machined into the surface of the rotating body (20) and has a contact surface (16) located within the circumferential contour of the rotating body (20), against which the cutting insert (10) rests.Before its very first use, the cutting insert (10) projects from the receiving pocket (13) beyond the outer contour of the rotating body (20) in the radial direction (50) with respect to the axis of rotation (3) by an initial height (ha). The cutting edge (11) of the cutting insert (10) is resharpened at least once and then projects from the receiving pocket (13) beyond the outer contour of the rotating body (20) in the radial direction (50) with respect to the axis of rotation (3) by a resharpening height (hn). The cutting insert (10) is removed from the contact surface (16) of the receiving pocket (13) when the resharpening height (hn) falls below a limit height (hg). Then a new cutting insert (110) with a new cutting edge (111) is inserted into the receiving pocket (13) and placed onto the contact surface (16).

Provided is a cutting tool for wood processing or paper processing, which has high wear resistance and excellent durability. The present invention relates to a cutting edge having a base metal and a cutting edge part formed from a build-up welding layer integrated on the base metal by melting a metal material containing, on a mass basis, 10% or more of V, 5% or more of Cr, and 50% or more of Fe by a laser beam while supplying the metal material to the base metal, the metal material being a metal material containing, on a mass basis, 10% or more of V, 5% or more of Cr, and 50% or more of Fe. It can be known that the material has high durability on abrasive wear and corrosive wear. Namely, corrosive wear can be reduced by containing Cr, and abrasive wear can be reduced by containing V. Furthermore, the build-up welding layer formed by laser build-up welding is less affected by heat applied to the base metal than conventional brazing or the like, and it is known that the build-up welding layer can achieve firm bonding strength.

Rotatable milling head with a clamping device for milling or planing knives, characterized in that the milling or planing knives, viewed from the axis of rotation of the milling head, can be subjected to external pressure.

The invention relates to a biscuit joiner (1) for producing a recess (2) in a workpiece (3) for receiving a biscuit (4), comprising a plant device (10) with a plant structure (11) for stationary mounting of the biscuit joiner (1) on the workpiece (3) during the production of the recess (2), two disc-shaped milling tools arranged parallel to each other (22a, 22b), a drive device designed to simultaneously set the milling tools (22a, 22b) into opposing rotary removal movements (24a, 24b) in order to jointly produce the recess (2) with the milling tools (22a, 22b), while the biscuit joiner (1) rests against the workpiece (3) with the support structure (11).

A machining tool has a main body with a carrier surface. Cutting bodies each having a cutting edge are arranged on the carrier surface, the edges rotating in a direction of rotation which runs around an axis of rotation during the machining. The edges of a group including a plurality of cutting bodies overlap in a gapless manner with respect to the direction perpendicular to the direction of rotation and form an overall edge. All of the edges are arranged between end points of the overall edge. The group has a minimum number of teeth defined by the number of edges at least situated one behind the other in the direction of rotation in an intermediate region of the overall edge. The edges of the group overlap with respect to the direction perpendicular to the direction of rotation such that the minimum number of teeth is at least two.

The utility model belongs to the technical field of rounded corner cutters, and particularly relates to a rounded corner cutter, which comprises a cutter handle, a cutter rod, a sleeve and a cutter head, the cutter rod is provided with an extension part, the sleeve is sleeved on the cutter rod, and the end part of the sleeve is abutted against the extension part; the tool bit is mounted at one end of the tool bar, and a plurality of cutting blades are arranged on the tool bit; the guide bearing is rotatably mounted on the top of the tool bit; a plurality of inserting blocks are arranged on the extending part, a plurality of inserting holes are formed in the end, abutting against the extending part, of the sleeve, the inserting blocks and the inserting holes are correspondingly matched in an inserted mode, and the cutter bar and the sleeve are fixedly connected through a fastener; the tool has the advantages that the sleeve can be selected to be mounted or dismounted according to the clamping radius of the clamping sleeve, and the handle diameter of the tool handle is adjusted, so that the tool handle can be compatible with different types of clamping sleeves, the application range is widened, and practicability is enhanced.

The utility model relates to the technical field of wood processing, and discloses an adjustable carbon fiber rocking tenon knife which comprises a main body, a mounting cavity is formed in the top of the main body, a telescopic block is connected to the inner wall of the main body in a sliding mode, a first threaded rod and a chain wheel are rotationally connected to the inner wall of the main body respectively, and the first threaded rod and the chain wheel are connected with the mounting cavity in a sliding mode. A rotating head is fixedly installed at the bottom of the chain wheel, and the outer wall of the chain wheel is rotationally sleeved with a chain. By rotating a rotating head, the rotating head drives chain wheels to rotate, the chain wheels drive two chains to rotate, the two chains drive the three chain wheels to rotate, the three chain wheels drive three connecting rods to rotate, and the three connecting rods drive three worms to rotate. The three worms rotate to drive the three worm wheels to rotate, then the three worm wheels drive the three first threaded rods to rotate, and the three first threaded rods rotate to drive the three telescopic blocks to slide on the inner wall of the main body.

A table saw safety device is disclosed, which mounts from above, enhancing safety when using dado blades. The table saw safety device comprises an arm component that supports a pair of large anti-kickback components positioned above the blade, allowing workpieces to be safely maneuvered over the dado blade while maintaining high clearance. This setup not only facilitates safe completion of cuts but also ensures the user remains clear of the operational zone. The arm component attaches securely to the table saw's side and is compatible with both existing saws and new installations. The device is also comprised of an adjustable riving knife integrated into the throat plate, a clear guard with adjustable width, and a flexible boom accommodating different table sizes.

The present invention relates to a bit for both router and chamfering operations, the bit comprising: a cylindrical bit body; a cutting edge unit for a router operation, the cutting edge unit including an inwardly tapered first cutting edge extending in the axial direction from the bit body, a second cutting edge extending in the axial direction from the first cutting edge, and a third cutting edge that tapers outward from the second cutting edge portion; and a chamfering cutting edge for a chamfering operation, the chamfering cutting edge being formed from the third cutting edge in a direction perpendicular to the axis.

The invention relates to a process for setting up a knife ring of a knife-ring chipper for comminuting materials, wherein in a first part (37) of the process, knife packets (4) consisting of a clamping plate (6) and a blunt knife (2) are removed from a knife ring (1) by an industrial robot (10) and knife packets (5) having a sharp knife (2) are inserted into the knife ring (1), wherein in a second part (38) of the process, knife packets (4) are disassembled into a blunt knife (2) and a clamping plate (6) and sharp knives (3) are assembled using a clamping plate (6) to form a knife packet (5), and wherein in a third part (39) of the process the blunt knives (2) are sharpened to form sharp knives (3). The problem addressed by the invention is that of providing a process and a device in which highly precise arranging of the sharp knives (3) or the knife packets (5) in the knife ring and / or high-speed exchanging of the knife packets of a knife ring is made possible. The invention also relates to a device for setting up a knife ring, which device is also able to solve this problem.

The present application is a kind of floating tool holder for woodworking machinery, including tool holder, pull pin connected to the upper end of the tool holder, tool shaft connected to the lower end of the tool holder, tool holder hollow cavity inside the tool holder, tool shaft inserted into the tool holder hollow cavity and movably connected with the tool holder, tool shaft has up and down displacement space in the tool holder hollow cavity, spring element is arranged in the tool holder hollow cavity, bearing seat is arranged at the lower end of the tool shaft, rotary bearing is arranged in the bearing seat, shaft sleeve matched with the rotary bearing is arranged at the lower end of the tool shaft, the tool shaft is connected with the rotary bearing through the shaft sleeve to realize the connection with the bearing seat, and the slag outlet is arranged on the side wall of the bearing seat. When the present application is used, the milling groove movement is floating feed, the tool shaft can fluctuate up and down with the unevenness of the working surface to ensure that the groove depth of the feed machining is consistent, greatly improves the mortise and tenon jointing precision, and also reduces the wear of the milling cutter.

The utility model discloses a kind of fly knives of chipper for being convenient to install belong to chipper technical field, including handle, the side fixed connection of handle has first plug-in block, the normal surface of first plug-in block is equipped with hole slot, the inside plug-in of hole slot has connecting assembly;Connecting assembly includes plug-in rod, one end of plug-in rod is inserted in the inside of hole slot, the other end of plug-in rod is fixedly connected with second plug-in block, the normal surface of second plug-in block is fixedly connected with first spring, the side fixed connection of first spring has stress plate, the upper and lower two sides of second plug-in block are fixedly connected with driving frame;Through the connecting assembly of being set, first spring can push second plug-in block, i. e. it can push plug-in rod, by the push of multiple first springs, the stress balance of each place can be guaranteed, second plug-in block and first plug-in block can be connected by plug-in rod, guarantee the stability of connection, so that the blade installation position positioning is accurate, guarantee the stability of installation.

The utility model discloses an arc bending cutter for woodworking, belongs to the field of plate processing cutters, and solves the problems of low efficiency and poor quality caused by the fact that a plurality of cutters are required to process bending grooves in a plurality of procedures in the prior art. The cutter comprises a cutter handle and a cutter head arranged at one end of the cutter handle, the cutter head comprises a plurality of cutter holders evenly distributed on the periphery of the cutter head, a blade is fixedly installed on each cutter holder, and the outer wall face of each cutter holder is arranged in an arc shape in the circumferential direction. The outer wall faces of the tool aprons and the outer wall faces of the blades are arranged in a kidney shape with the upper ends and the lower ends being wide and the middle being narrow in the axial direction, the outer wall faces of the blades are higher than the outer wall faces of the tool aprons, the outer wall faces corresponding to the upper ends and the lower ends of the blades are straight faces, and a tool bit on one side of each tool apron is provided with a side chip groove which is sunken in the radial direction of the tool bit. The side wall of the side chip groove is flush with the side wall of the blade. According to the arc bending cutter, a bending groove can be rapidly machined, and the machining quality is improved.

The utility model discloses a blade-replaceable pencil sharpener which comprises a sharpener body and blades, the sharpener body is cylindrical, a sharpener shaft hole is formed in the center of the sharpener body, at least two blade installation parts are arranged on the outer circle face of the sharpener body, and each blade installation part is provided with one blade. The blade mounting part comprises a blade mounting groove, a screw mounting groove, a blade pressing block, a screw mounting hole and a locking screw, the blade comprises a base body part and a cutting part, the blade base body part is arranged in the blade mounting groove, the cutting part is welded and fixed to the blade base body part, and the blade base body part is locked and fixed through the blade pressing block; the blades are provided with the same base body parts, the cutting parts of the blades are divided into two sets in the direction of the center line of the cutter shaft hole, the two sets of cutting parts are staggered in the circumferential direction, and part of cutting edges of the two sets of cutting parts coincide. When one blade of the pencil holder sharpening cutter cannot be used, the blade can be replaced by a new blade to be continuously used, and the use cost of the cutter is effectively reduced.

The invention relates to a method for inserting and automatically radially positioning a cutting insert, as well as a tool head (11a-d,f) for a woodworking machine with a cylindrical, conical, or profiled tool head body for the rotary machining of a workpiece. The tool holder comprises a groove (19) in which a cutting insert (15) can be clamped between a first groove wall (27) of the groove (19) and a locking element (25) serving as a pressure jaw. A first positive locking connection is provided between the cutting insert (15) and the stop (85, 85a) in the first groove wall (27). To facilitate gripping and precise insertion of the cutting insert (15) during tool changes, the base surface (108) of the cutting insert (15) is tilted at an angle greater than 90 degrees relative to the first groove wall (27). This enables radial insertion of a cutting insert (15).The tool head according to the invention also includes an elastic pressure element (73, 113a, 113b, 133) which automatically positions the cutting plate (15) radially outwards over the functional surface (94) during the clamping process and thus presses the cutting plate (15) positively against a radially inwards directed stop (85, 85a).

The utility model belongs to the technical field of cutters, and particularly relates to a woodworking groove milling cutter which comprises a first cutter head and a second cutter head, mounting holes are formed in the first cutter head and the second cutter head, an adjusting assembly is arranged between the first cutter head and the second cutter head, and the adjusting assembly comprises an adjusting rod, a guide rod, a sliding block and an adjusting block. Threads are arranged on the peripheral wall of the adjusting rod, threaded mounting holes and connecting holes are correspondingly formed in the first cutter head and the second cutter head, the adjusting rod is in threaded connection with the first cutter head and the second cutter head, the two ends of the guide rods are arranged in the connecting holes correspondingly, and the guide rods are in sliding connection with the connecting holes. The adjusting block sleeves the peripheral wall of the adjusting rod and is in threaded connection with the adjusting rod, and the adjusting block abuts against the end face of the sliding block and the end face of the second cutter head; compared with the prior art, the distance between the first cutterhead and the second cutterhead is accurately controlled, and the adjusting rod is matched with the threaded mounting hole so that the rotating block can be rotated by one hand for adjustment.

The utility model discloses a diamond woodworking milling cutter for a double-faced plate, belongs to the technical field of plate processing cutters, and solves the problem that the existing woodworking milling cutter is insufficient in structural strength. The cutter comprises a cutter handle and a cutter head arranged at one end of the cutter handle, at least two spiral grooves are formed in the upper portion of the cutter head, an upper cutter groove is formed in the lowest end of each spiral groove, a spiral blade is fixed to each upper cutter groove, a first chip groove is formed in the portion, below one side of each spiral blade, of the cutter head, and a second chip groove is formed in the portion, below one side of each spiral blade, of the cutter head. A second chip groove is further formed in the tool bit on one side of the first chip groove; a lower cutter groove is formed in the portion, between every two adjacent spiral blades, of the cutter head, a vertical blade extending in the axial direction of the lower cutter groove is arranged on each lower cutter groove, the top of each vertical blade extends to one side of the lower portion of the corresponding spiral blade, and a third chip groove is formed in the portion, on one side of each vertical blade, of the cutter head. According to the diamond woodworking milling cutter, the problem that the veneer of a plate is torn can be effectively solved, and the service life of the cutter is greatly prolonged.

The utility model discloses a multipurpose plate processing cutter system which comprises a cylindrical cutter body, a cutter shaft mounting hole is formed in the center of the cutter body, a plurality of blade mounting grooves are evenly distributed in the circumferential face of the cutter body, detachable blades, blade pressing blocks and adjusting blocks are arranged in the blade mounting grooves, and the front-back positions of the blades in the mounting grooves are adjusted through the adjusting blocks. And the blade and the adjusting block are pressed and fastened in the blade mounting groove through the blade pressing block. The tool system can replace a welding type tool, can be used for rough machining, finish machining, slotting machining and multi-contour machining of the surface of a plate by replacing different blades with one set of tool, meets different requirements of plate machining, and increases the machining diversity of products.

The utility model discloses a disposable blade woodworking tool which comprises a tool body, a blade mechanism is arranged at one end of the tool body, the blade mechanism comprises first blades, second blades, a first fixing bolt and a second fixing bolt, the first blades are arranged on the upper portion and the lower portion of the tool body, and the second blades are arranged on the two sides of the surface of the tool body. A first fixing bolt is arranged between the first blade and the cutter body through threads, and a second fixing bolt is arranged between the second blade and the cutter body through threads. The split disposable design and the split design of the cutter body and the blade are adopted, the blade can be replaced according to the use condition of the blade, the cost can be reduced, the cutter body does not need to be taken down and the blade does not need to be replaced during replacement, and therefore the use cost can be greatly reduced.

The invention relates to pencil processing equipment and a pencil processing cutter. The equipment comprises an upper processing device, a lower processing device and a detection device. The upper machining device comprises an upper conveying platform, an upper adjusting device arranged on the upper conveying platform and an upper cutting device arranged on the upper adjusting device, and the upper cutting device is used for cutting the first face of the pencil board. The lower machining device comprises a lower conveying platform, a lower adjusting device arranged on the lower conveying platform and a lower cutting device arranged on the lower adjusting device. The lower cutting device is used for cutting the second face of the pencil board. And the detection device is used for detecting the processed pencil board. The upper adjusting device is used for adjusting the distance between the upper cutting device and the upper conveying platform according to the detection result of the detection device, and the lower adjusting device is used for adjusting the distance between the lower cutting device and the lower conveying platform according to the detection result of the detection device. The method has the advantages of being high in product consistency and capable of detecting sudden faults in time.

Cutting device (1) comprising: - a cutting cutter (2) elongated around a main axis (20) and comprising at least one right-hand cutting tooth with a right-hand cutting edge oriented for clockwise cutting, and at least one left-hand cutting tooth with a left-hand cutting edge oriented for counterclockwise cutting; - a motorized drive device (3) comprising a mechanism for alternating the direction of rotation to drive the cutting cutter (2) in rotation alternately clockwise with a first angular amplitude and counterclockwise with a second angular amplitude. This cutting device has applications, including but not limited to, wood cutting, whether for pruning, trimming, or logging. Abstract figure: Figure 1

The utility model relates to the technical field of wood processing equipment, in particular to a drum chipper knife roll with blades convenient to replace, which comprises a drum wheel and a plurality of blades. A plurality of mounting grooves are formed in the periphery of the drum wheel in a circumferential array mode, sinking grooves are formed in the side walls of the mounting grooves, one ends of springs are connected into the sinking grooves, and the other ends of the springs are connected with limiting rods; a cutter groove is formed between the partition plate and the side wall of the mounting groove; the blades are inserted into the blade grooves in a one-to-one correspondence mode, each blade is provided with a limiting hole and a strip-shaped opening which are communicated, the width of each strip-shaped opening is smaller than the diameter of the corresponding limiting hole, and the end, away from the corresponding limiting hole, of each strip-shaped opening is communicated with the lower edge of the corresponding blade; when the spring is in a natural state, one end of the limiting rod penetrates through the partition plate and is clamped in the limiting hole, and the other end of the limiting rod is inserted into the sinking groove. The fly cutter can solve the problems that the fly cutter of the drum chipper cutter roll wastes time and labor and is not efficient enough.

The combined trimming knife comprises a knife handle, a supporting rod, sliding sleeves, a knife holder and a trimming blade, one end of the knife handle is fixedly connected with the supporting rod coaxial with the knife handle, the supporting rod is sleeved with the multiple detachably-connected sliding sleeves, and a limiting structure for limiting the sliding sleeves is arranged; a plurality of detachably-connected tool aprons are evenly arranged in the circumferential direction of the sliding sleeve, and trimming blades are fixedly connected to the tool aprons. The multiple sliding sleeves which are detachably connected are adopted, the tool aprons and the trimming blades are detachably arranged on the sliding sleeves, so that the blades of different shapes can be installed, and various complex and variable trimming requirements can be met.

This invention relates to a milling cutter for large-scale wood carving furniture processing, belonging to the field of furniture manufacturing. The milling cutter of this invention includes a cutter body, which comprises a shank, a cutting edge, and a vibration shaft assembly for applying a horizontal excitation force to the cutter body. The vibration shaft assembly includes a long shaft, which includes a shank located above the shank and a light shaft coaxially connected to the shank. Multiple eccentric blocks are fixedly connected to the lower end of the light shaft. This invention, through optimized design of the existing milling cutter structure and the application of a horizontal excitation force to the cutter body by installing the vibration shaft assembly, significantly improves chip removal during milling, especially suitable for milling deep holes, preventing surface burning. Furthermore, it can be used for long-term continuous milling operations with good implementation results.

The utility model is applicable to the technical field of finger joint cutters, and provides a combined finger joint cutter easy to disassemble and assemble, which comprises a bottom plate and a top plate, the bottom plate and the top plate are arranged at intervals along the direction of a central axis, first mounting holes are correspondingly formed in the top surfaces of the bottom plate and the top plate in a penetrating manner, and a blade is arranged between the bottom plate and the top plate. A first mounting hole is formed in the bottom plate or the top plate, a second mounting hole is formed in the top surface of the blade in a penetrating manner, a screw is arranged between the second mounting hole in the blade and the adjacent first mounting hole in the bottom plate or the top plate in a penetrating manner, a plurality of fixing holes are correspondingly formed in the top surfaces of the bottom plate and the top plate in a penetrating manner, and bolts are arranged between the corresponding fixing holes in the bottom plate and the top plate in a penetrating manner. According to the scheme, through mutual cooperation of the bottom plate, the top plate, the blade, the first mounting hole and the second mounting hole, the finger joint knife can be assembled according to requirements, and the finger joint knife can be disassembled during storage and is convenient to store; and through mutual cooperation of the fixing holes, the first sleeve and the second sleeve, the bottom plate and the top plate can be fixed and limited.

The invention belongs to the technical field of cutting tools, and particularly relates to a hobbing tool which comprises a wheel ring and teeth, 3-18 teeth are evenly distributed on the outer side of the wheel ring in the axial direction, and the teeth incline by 1-30 degrees along the axis; cutting teeth are arranged on one sides of the teeth, grinding teeth are arranged on the other sides of the teeth, grooves for cutting are formed between the sawteeth, the grooves are arc-shaped or square, 1-20 grooves are distributed on the same tooth side by side, the grooves can cut and form a plate, a plurality of bamboo canes can be cut at a time, and therefore the cutting number in unit time can be increased; and after cutting, the grinding teeth on the other sides of the teeth grind the cutting end face, cutting and grinding machining operation is completed synchronously, the cutting efficiency is further improved, and therefore the yield can be increased.