82results about "Wood turning tools" patented technology

A stop for use with an electric drill bit, the stop having at least one threaded sleeve for positioning the stop relative to a surface into which the drill bit will extend. The stop may have both an inner and an outer sleeve. The sleeves are mounted coaxially, one inside the other about the drill bit. One of the sleeves, preferably the inner sleeve, provides coarse adjustment of the position of the shoulder relative to the tip of the bit, while the other, preferably the outer sleeve, provides fine adjustment of the position of the shoulder relative to the top of the bit.

A spade drill bit includes a shank extending along an axis from a rear end to a front end, the rear end configured to be coupled to a tool holder of a power tool, a blade including a paddle extending along the axis with a front portion and rear portion coupled to the front end of the shank, and a tip coupled to the front portion of the paddle. First and second primary cutting edges are disposed on a front edge of the front portion of the paddle and extend radially outward from the tip. At least the rear portion of the paddle is composed of a first steel alloy. The primary cutting edges are composed of a second steel alloy that has a greater hardness than the first steel alloy.

The metal drill bit comprises a top connecting rod and a metal disc, the top connecting rod is installed and connected to the middle of the upper end of the metal disc, and a quick installation sleeve is arranged in the middle of the lower end of the metal disc. Elastic abutting mechanisms are arranged on the portions, located on the metal disc, of the two sides of the quick mounting sleeve, rotating locking sleeves are arranged at the portions, located on the circumferential side of the quick mounting sleeve, of the lower ends of the elastic abutting mechanisms, and the bottom drill bit can be quickly mounted and dismounted on the quick mounting sleeve through screwing and loosening of the rotating locking sleeves, so that mounting and dismounting are more convenient; and the metal disc achieves an elastic abutting effect through elastic abutting mechanisms on the two sides of the lower end, and the elastic abutting mechanisms elastically abut against the quick mounting sleeve, so that the rotating locking sleeve is abutted and fixed, and threaded rotation of the rotating locking sleeve under drilling shaking is avoided.

The utility model is suitable for the field of drill bits, and provides a high-speed deep hole drill bit which comprises an outer drill bit and an inner mandrel which are combined in an inserted mode. A cavity used for allowing the inner core shaft to be inserted therein extends in the axis direction of the outer drill bit. A drill tip is arranged at the end part of the inner core shaft; when the drill bit is in a positioning state, the drill tip protrudes out of the end of the outer drill bit; when the drill bit is in a tapping state, the drill tip is recessed at the end of the outer drill bit; and a drill handle is arranged on the same side of the outer drill bit and the inner core shaft, so that the position of the drill tip can be adjusted (the drill tip is in an extending state in a positioning stage and is in a contracting state in a high-speed drilling state), the drill tip can be effectively protected, and the service life of the drill bit is prolonged.

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.

A drilling needle includes a needle head at one end of a needle shank. The needle head has a flattened wedge portion with two wedge faces and a cutter portion with two cutting faces, which each adjoin one of the wedge faces and adjoin one another at a top edge that runs at a right angle to an axis of rotation. The needle head has on each side a relief face, which forms a cutting edge with each of the cutting faces. The cutting edge forms, with the respective other one of the cutting faces, a secondary edge that trails with respect to the direction of rotation. A relief angle, spanned by a virtual straight line through the cutting edge corner and a secondary edge and a plane that extends perpendicular to the top edge in the axis of rotation, lies in a range from 6° to 10°.

The invention relates to the technical field of wooden packaging boxes, in particular to a packaging box coaming capable of being rapidly assembled and free of glue connection and a matched forming drill bit used for machining a coaming connecting structure. The coaming comprises at least two spliced wood boards, cylindrical flat-bottom pin holes are formed in the spliced faces of the wood boards, and conical thorns with the vertex angles ranging from 15 degrees to 20 degrees and the heights ranging from 3 mm to 5 mm are arranged in the centers of the bottoms of the holes. And wood pins with expansion grooves at two ends are correspondingly inserted into the pin holes, and the conical thorns force the wood pins to expand after insertion, occlude the pin holes and tighten the wood plate to form a whole. The matched drill bit comprises a handle part, a straight hole machining section and a conical thorn forming section, and pin holes and conical thorns can be machined at a time. The scheme is environment-friendly, stable in connection, efficient in processing and suitable for the fields of high-end manufacturing, food, medicine and the like.

The invention discloses a spiral flat drill which comprises a drill handle and a flat cutter arranged on the drill handle, a positioning drill is arranged on the flat cutter, the drill handle, the flat cutter and the positioning drill are integrally formed, the flat cutter comprises a cutter body integrally formed with the drill handle, at least two spiral cutting edges are arranged on the cutter body, and the spiral cutting edges are arranged on the cutter body. A spiral chip groove is formed between every two adjacent spiral cutting edges, and the positioning drill is arranged on the end face of the cutter body. According to the three-tip flat drill, the problems that in a traditional three-tip flat drill linear type chip groove structure, wood chip discharging is blocked, and the continuous discharging performance is poor can be solved, the service life can be greatly prolonged, and the use requirement of a user can be better met.

A cylindrical drill bit includes at least one set of circumferential cutting edges positioned at a circumference of the drill bit; the circumference is centred to a longitudinal rotational axis; each set of circumferential cutting edges includes at least two circumferential cutting edges; and the at least two circumferential cutting edges have a mutually different radial distance from the longitudinal rotational axis.

The present invention surrounds a gouge for use in woodturning, particularly in the fabrication of wood bowls, wherein the gouge is configured to provide longer reach with decreased deflection. The decreased deflection allows safer and more efficient woodturning process, resulting in better quality woodturning products. The gouge includes an inner cutting profile which is offset upward from the center of the outer profile, thus providing more structural rigidity when extending the tool from a tool rest and into the concavity of a bowl being turned.

Embodiments of the innovation relate to a chisel system, comprising: a chisel bit having a cutting end and a support end, the support end opposing the cutting end; a chisel bit holder having a first end defining an opening configured to receive the support end of the chisel bit and a second end configured to be secured to a drill press; and a coupling mechanism configured to secure the chisel bit to the chisel bit holder.

The hard alloy woodworking tool comprises a tool handle and a tool bit, the tool handle comprises a mounting part and a tool handle part, a mounting groove is formed in the front side of the mounting part, a mounting hole is formed in the mounting groove, a through hole is formed in the tool bit, the tool bit is embedded in the mounting groove, and the tool handle part is arranged in the mounting groove. The tool bit is connected with the installation portion through screws installed in the through hole and the installation hole, a check block is arranged on the rear side of the installation portion, a pressing block is arranged between the installation groove and the check block in a sliding mode, an elastic piece is arranged between the pressing block and the check block, and the elastic piece pushes the pressing block to enable the pressing block to be pressed on one side of the tool bit. One end of the tool bit is effectively fixed and limited, the phenomenon that the end of the tool bit tilts due to collision in the using process is avoided, and therefore the stability and firmness of installation between the tool bit and the tool handle are guaranteed.

The utility model relates to the field of woodworking tools. The high-precision deep hole drill bit comprises a drill bit body and a supporting bearing used for supporting the drill bit body. The drill bit body comprises a rod part used for being connected with a clamp and a head part arranged at one end of the rod part and used for drilling. The supporting bearing is arranged outside the middle section of the rod part in a sleeving mode, and the rod part and the supporting bearing are in sliding fit in the length direction of the rod part. Under the large drilling depth, wood chips in a drilled hole can be rapidly discharged, the drilling precision is guaranteed, and the hole is prevented from being damaged.

The utility model relates to the technical field of drill bits, in particular to a hard alloy threaded handle double-edge reinforced drill bit which comprises a fixing ring and a connecting cylinder, the inner wall of the connecting cylinder is connected with a clamping plate through a threaded handle, the connecting cylinder is connected with a fixing block through a fixing groove, and the fixing block is connected with the connecting cylinder through a fixing ball. The device has the advantages that direct falling is avoided through connection of the threaded handle and the connecting cylinder, when the connecting pipe can be limited through the sliding column, the whole device is not prone to loosening, multi-layer protection is achieved, and the danger possibly generated when the threaded handle falls can be effectively avoided.

The utility model discloses a nail cutting drill which comprises a threaded drill bit, a drill body and a handle body. A threaded drill bit is arranged at the front end of the drill body, the surface of the threaded drill bit is in an arc shape, the top of the threaded drill bit is a tip end, drilling threads are arranged on the surface of the threaded drill bit, a chip groove is formed in the drill body, a cutting edge is arranged at the front end of the drill body, and the cutting edge is located on the groove wall of the front end of the chip groove. The cutting edge is connected with the tail end of the drilling thread, and the rear end of the drill body is connected with the handle body. When the threaded drill bit is damaged, the threaded drill bit can be taken down to be replaced, the material drilling efficiency is guaranteed, and the replacement cost of the nail cutting drill is reduced.

The utility model discloses a positioning drill with a cover, which comprises a drill bit and a positioning cover arranged on the drill bit, the positioning cover can freely rotate on the drill bit, the drill bit comprises a drill handle and a drill body arranged on the drill handle, and at least one clamping groove is arranged on the drill handle. The connecting structure is reasonable in design, simple in structure, capable of enabling connection with the outside to be firmer, favorable for avoiding the risk of separation, better in strength and more favorable for meeting use requirements.

The utility model belongs to the technical field of woodworking tools, and particularly relates to a four-edge woodworking gang drill. The peripheral surface of the drill bit is ground into a first peripheral chip removal section and a second peripheral chip removal section which are adjacently arranged and are of an inverted conical structure, and a drainage groove is formed. Compared with the prior art that a spirally extending groove is formed in the cylindrical side face of the drill bit, the chip removal effect can be further improved.

A drilling tool for making an undercut within a solid material comprises a shaft extending along a longitudinal axis between a proximal end and a distal end, a gripping portion located at the proximal end, a gripping portion located at the distal end, comprising a blade having a helical course around the longitudinal axis, and a mechanical stop, arranged along the longitudinal extension of the shaft, adapted to create mechanical interference with an outer surface of the solid material so as to interrupt the translational advancement of the tool within the solid material. The shaft has at least a first diameter extending at least from the end portion to the mechanical stop.

The invention relates to a three-blade wood drill, which comprises a drill handle, three flat cutting blade bodies arranged radially on the top end of the drill handle, and a center drill arranged coaxially with the drill handle on the top end of the joint of the three cutting blade bodies; the features are that the three cutting blade bodies are respectively the first, second and third cutting blade bodies in the counterclockwise direction, the included angle formed by the orthographic projection of the first and second cutting blade bodies is denoted as θ1, the included angle formed by the orthographic projection of the second and third cutting blade bodies is denoted as θ2, and the included angle formed by the orthographic projection of the third and first cutting blade bodies is denoted as θ3, wherein the included angles satisfy the following conditions: θ1+θ2+θ3=360°, θ1<θ2<θ3, and θ2-θ1<θ3-θ2. The invention has the advantages that the three cutting blade bodies adopt different distribution angles, and the smooth chip removal, the processing speed and precision are ensured, and the service life of the drill is prolonged by utilizing the specific size ratio relationship of the cutting blade bodies and the position of the cutting groove.

The utility model discloses a wooden sleeper drilling device which comprises a connecting assembly, the connecting assembly is located at the output end of a driving assembly and detachably connected with the driving assembly, a drill bit is embedded in the end, away from the driving assembly, of the connecting assembly, and the driving assembly drives the drill bit to rotate through the connecting assembly to conduct drilling. By arranging the connecting assembly, the driving assembly can be conveniently connected so that the drill bit can be installed, the drill bit and the driving assembly can be rapidly assembled through the connecting assembly, the drilling operation of replacing a wooden sleeper and the tightening and loosening operation of railway line bolts can be completed only by one person, and the problems that the number of wooden sleeper drilling operators is large, and the drilling efficiency is low are solved; and the operation of providing power for facilities such as a generator is omitted, the labor intensity and the risk of electric shock of personnel are reduced, and the drilling device has good application and popularization value in the drilling operation of the railway wooden sleeper special for coal.

Cylinder head drill (12) for a hinge drilling jig (10) for producing a drilling pattern for hinges (4) in a furniture panel (3a), comprising: - at least one shaft (40) rotatable about a rotation axis (39) for clamping the cylinder head drill (12) into the hinge drilling jig (10), - at least one cutting head (41) with at least one front-side main cutting edge (13) for producing a cylindrical recess (7) in the furniture panel (3a), - at least one chip breaker (14) for comminuting accumulating chip material, characterized in that the at least one chip breaker (14) is conical at least in some areas in order to force the chip material to be comminuted, starting from the axis of rotation (39), in a direction pointing away from the axis of rotation (39).

A cutting element, which is configured for the machining of a non-metallic composite material composed of a matrix and particles held together by the matrix, has a flank face, a rake face and a cutting edge which is coated with an edge coating and via which the flank face and the rake face are connected to one another, with which the non-metallic composite material can be machined in an improved fashion. The cutting edge within a cutting edge section thereof is curved in such a way that the cutting edge immediately beneath the edge coating in a section in a section plane that is perpendicular to the cutting edge has, at every point of the cutting edge section, a local radius of curvature which is greater than or equal to 10 μm and less than or equal to 80 μm.

The utility model relates to the field of woodworking tools. The utility model aims to provide a drilling and milling integrated diamond milling cutter which comprises a stepped cylindrical cutter body consisting of a cutter handle and a cutter head, two sets of side blades and chip removal side grooves are distributed in the side wall of the tool bit in a central symmetry mode, two sets of outer side end blades and outer side chip removal end grooves are distributed in the outer edge of the end face of the tool bit in a central symmetry mode, two center chip removal end grooves are distributed in the middle of the end face of the tool bit in a central symmetry mode, and the center chip removal end grooves are communicated with the chip removal side grooves. A center end edge is further arranged in the middle of the end face of the tool bit, and the two ends of the center end edge extend into the two center chip removal end grooves correspondingly. The bottom faces of the outer side chip removal end grooves and the bottom faces of the center chip removal end grooves are inclined faces inclining downwards from inside to outside. The drilling and milling dual-purpose function is achieved, wood chips can be effectively discharged, and edge cracking caused by extrusion of the wood chips in the high-speed rotating process is prevented. And the end edge can be independently ground and replaced, so that the overall use cost is reduced.

The invention belongs to the technical field of flat drills, and discloses a three-blade efficient drilling wood drill and a manufacturing method thereof.The wood drill comprises a rod body, three blade plates are fixedly connected to the upper end of the rod body, the three blade plates are distributed in a circular equidistant array mode, and protruding blade heads are arranged on the sides, away from the rod body, of the tops of the blade plates; a transverse cutting edge is formed in the top of the blade plate, and a polishing cutting edge is formed in the side, away from the rod body, of the blade plate. By means of the three blade plates which are distributed in a circular equidistant array mode, cutting contact points are increased, the protruding blade heads at the tops of the blade plates are matched to rapidly pierce the surface layer of wood, the transverse cutting effect of the transverse cutting edges is achieved, the drilling time is greatly shortened, the positioning head arranged on the cone is matched with tapping threads, accurate positioning is achieved, slipping is not prone to occurring, and drilling deviation is avoided; the three blade plates are uniformly stressed, and the polishing effect of the polishing cutting edges on the sides, away from the rod body, of the blade plates on the hole wall is combined, so that burrs are reduced, and the drilling roundness and the surface smoothness are improved.

Hole saw with a drive shaft (1) which can be driven in rotation about an axis of rotation (D), a holding member (2) which has radial guides (3) and an adjusting member (4) which can be rotated relative to the holding member (2) for adjusting the hole diameter and which has a spiral slot (9) open to the holding member (2), wherein a fastening element (5) is guided and can be fastened in each of the radial guides (3), which fastening element is connected to a saw element (7) and a control extension (8) which engages in the spiral slot (9), wherein the spiral slot (9) is also open to a free space (10) of the adjusting member (4) which is opposite the holding member (2), characterized by a circumferential limitation of the free space (10) which has at least one window (11).

The utility model belongs to the technical field of woodworking tools, and particularly relates to a four-edge woodworking gang drill. The extension surface of the outer side surface of the cutting edge body defines a drill bit peripheral surface, the drill bit peripheral surface is of an inverted conical structure, and the cutting edge end of the drill bit is of an arc structure and is obliquely distributed on the drill bit peripheral surface; a cylindrical drilling machining face coaxial with the drill bit is formed at the end, away from the drill rod, of the drill bit, a drill bit auxiliary chip removal space is formed between the outer side face of the cutting edge body and the drilling machining face, the drill bit auxiliary chip removal space is communicated with an auxiliary chip removal groove in the drill rod, and the drill bit auxiliary chip removal space is gradually increased in the direction from the drill bit to the drill handle. One part of wood chips generated in the drilling machining process are discharged through the main chip discharging groove, and the other part of the wood chips are discharged through the drill bit auxiliary chip discharging space and the auxiliary chip discharging groove. Compared with the prior art that a spirally extending groove is formed in the cylindrical side face of the drill bit, the machining difficulty of grinding the peripheral face of the drill bit into the inverted-cone-shaped structure is lower. The machining difficulty of the drill bit is reduced on the premise that the good chip removal effect is guaranteed.

According to the technical scheme, the limiting counter bore drill is characterized by comprising a drill body, a twist drill, a tool bit body and a locking structure. A limiting ring is fixed to the head of the drill body, a center channel and a tool bit body are arranged in the drill body, the tool bit body is matched with the twist drill through a mounting through groove, and the tool bit body and the twist drill are locked with the drill body through the same locking structure. The locking structure comprises a locking hole in the drill body, a set screw and a key groove or a notch in the side face of the tool bit body, and the set screw penetrates through the locking hole to press the twist drill, so that the tool bit body is tightly attached to the inner wall of the center channel, and locking is completed. Meanwhile, a measuring scale is arranged on the periphery of the extension part of the tool bit body, and an observation opening is formed in the periphery of the limiting ring, so that the depth is convenient to adjust. Counter bore parts with different diameters are arranged at the two ends of the tool bit body, and diversified machining requirements are met. According to the design, synchronous locking of the twist drill and the tool bit body is achieved through an independent locking structure, the adjusting operation process is simplified, the adjusting efficiency is improved, the twist drill is particularly suitable for the scene where the drilling depth is frequently switched, and the machining efficiency and accuracy are remarkably improved.

The utility model discloses a limiter for a drill bit, which solves the problem of frictional wear of the limiter and the surface of a product caused by synchronous rotation of the existing drill bit limiter and the drill bit. The limiting stopper comprises a sleeve, a limiting piece, a bearing and a locking structure. The sleeve is arranged on the drill bit and comprises an inner bush connected with the drill bit and an outer bush connected with the bearing, and the inner bush and the outer bush are detachable and are locked in the circumferential direction through a limiting structure. The locking structure comprises a threaded hole formed in the peripheral side of the sleeve and communicated with the center channel and a locking screw in threaded connection, and a pressing part of the locking structure can abut against the drill bit. One end of the limiting piece is provided with an abutting section, the peripheral side of the limiting piece is provided with a chip removal opening, and the limiting piece is made of plastic materials. According to the limiter, a user can conveniently adjust the position of the limiting piece without detaching a drill bit, friction between the limiting piece and a product is avoided, the drilling quality is improved, the service life of the limiting piece is prolonged, different drill bits can be adapted by replacing the neck bush, the use cost is reduced, and practicability is high.