56results about "Filing/rasping tools" patented technology

A system, method, and apparatus for shaping frets can comprise a fret tool, the fret tool further comprising a fret tool body configured with at least one edge, the at least one edge further comprising a groove with a filing surface therein. The groove can be selected to have an incomplete radial shape on each side, with the respective radial walls of the groove being moved toward one another to form a point or crease at the center of the groove.

The utility model provides a double-roller file. Comprising a file, a file support, a grip connecting column, a file fixing screw, a spring, a spring fixing screw, a penetrating shaft and a roller. The file support is connected with the head end of the file and used for containing the head end of the file. The file fixing screw is used for locking and fixing the file on the file bracket; the grip connecting column is arranged on the upper portion of the file support and used for being connected with the grip to form a grip point at the head end of the file, and the grip point and a grip point of a file handle at the tail end of the file jointly act on the file to form two-point grip. The idler wheel is arranged on the lower portion of the file support, and nylon double wheels are arranged on the idler wheel and used for forming a rolling supporting point at the head end of the file. The penetrating shaft is used for connecting the roller to the file bracket; the spring is arranged between the file support and the roller and used for adjusting the downward pressing angle of the file and the roller, and the spring and the roller are matched to adjust the movement track of the file. And the spring fixing screw is used for sleeving the spring. The file is suitable for being used as a file.

A file (1) for producing an uneven contour, in particular with a transverse curvature on a workpiece (11), comprises a longitudinal axis (3), at least one file element (5, 6) with an abrasive machining surface (8) and a depth stop element (7) with a non-abrasive sliding surface (9), wherein the at least one file element (5, 6) and the depth stop element (7) are arranged next to each other in a plane oriented perpendicular to the longitudinal axis (3).

The utility model provides a three-roller file. Comprising a file, a connecting sleeve, a connecting rod, a large concave wheel and a small concave wheel on the connecting sleeve, the file is used for manual filing operation; the connecting sleeve is provided with a connecting base, a connecting base inner cavity is formed in the connecting base, and the connecting base inner cavity is connected with the head end of the file and used for containing the head end of the file and installing and fixing the file to form the combined tool. The small concave wheel is arranged at the bottom of the connecting base and used for supporting rolling of the file. The connecting rod is a bilaterally symmetrical connecting rod mechanism and is arranged at the front end of the connecting sleeve; the large concave wheels are arranged at the two end points of the connecting rod and used for supporting rolling of the file, the distance between the two large concave wheels is adjusted through the connecting rod, and the small concave wheel is located on the perpendicular bisector between the two large concave wheels. Wherein the large concave wheel and the small concave wheel which are bilaterally symmetrical form an inverted triangle structure, a rolling supporting combination is formed at the head end of the file, the grip is assembled on the central screw rod of the connecting rod, the grip and a file handle at the tail end of the file form two force application points, and the stability of the file in the linear advancing process is enhanced.

A system for tibial bone resection, comprising a device including a handle and a rasp coupled to the handle. The rasp includes a top surface, a bottom surface, a first side surface, and a second side surface. A portion of the top surface includes a first rough surface, a portion of the first side surface includes a second rough surface, and a portion of the second side surface includes a third rough surface. A first smooth curved surface separates the first rough surface from the second rough surface, and a second smooth curved surface separates the first rough surface from the third rough surface.

The invention relates to a file (1) for creating a non-planar contour, in particular with transverse curvature, on a workpiece (11), comprising a longitudinal axis (3), at least one file element (5, 6) with an abrasive processing surface (8) and a depth stop element (7) with a non-abrasive sliding surface (9), wherein the at least one file element (5, 6) and the depth stop element (7) are arranged adjacent to one another in a plane oriented perpendicular to the longitudinal axis (3).

A tool is provided to facilitate user use. The tool includes a handle defining a channel and including a shaft extending therethrough, a tool member rotatably mounted on the shaft and rotatable between an open position in which the tool member extends from the handle and a closed position in which the tool member is folded into the channel defined by the handle, a tool member magnet carried by the handle and configured to exert a magnetic force biasing the tool member to the closed position, a tool lock carried by the handle and configured to engage the tool member in the open position and resist rotation thereof to the closed position, and a first tool lock spring defining an opening through which the shaft extends, the first tool lock spring extending between a first spring portion and a second spring portion and mounted on the shaft such that the first spring portion receives the tool member magnet and is operatively engaged with the handle, the second spring portion being operatively engaged with the tool lock and exerting a biasing force on the tool lock to urge the tool lock into engagement with the tool.

A multifunctional nail polishing head includes a grinding head and a grinding handle, a plurality of first helical grooves are defined on a circumferential wall of the grinding head at intervals, the grinding head is provided with a rack between every two adjacent ones of the plurality of first helical grooves, in a radial section of the grinding head, a plurality of sets of large tooth segment are formed along a circumferential direction of the grinding head, each set of the plurality of sets of large tooth segment consists of a plurality of racks, an arrangement density of the plurality of racks in one set of the plurality of sets of large tooth segment is from sparse to dense, or from dense to sparse, or alternates dense and sparse along the circumferential direction of the grinding head.

The present application relates to a field of nail tools and discloses a multifunctional nail polishing head and a production method thereof, including a grinding head and a grinding handle a plurality of first helical grooves are defined on a circumferential wall of the grinding head at intervals, the grinding head is provided with a rack between every two adjacent first helical grooves, in a radial section of the grinding head, a plurality of sets of large tooth segment are formed along a circumferential direction of the grinding head, each set of large tooth segment consists of a plurality of racks, an arrangement density of the plurality of racks in one set of large tooth segment is from sparse to dense, or from dense to sparse, or alternates dense and sparse along the circumferential direction of the grinding head. A production method of multifunctional nail polishing head is further disclosed, including the following processing steps: S1: processing the grinding head and the grinding handle; S2: processing a plurality of first helical grooves; S3: processing a plurality of second helical grooves. The present application adopts grinding teeth with different arrangement densities for grinding, so that the grinding head can perform rough and finish grinding at the same time, without repeatedly replacing the nail polishing head, making it easier for users to remove nail ornaments with different hardness.

To provide a file tool that causes little clogging and can perform cutting in both a forward direction and a reverse direction by alternately arranging forward-direction file teeth in which a cutting edge is directed to the forward direction and reverse-direction file teeth in which the blade edge is directed to the reverse direction.SOLUTION: In a file tool 1, a large number of file teeth are formed on a surface of a metal plate 2, and the file teeth protrude in a serrated shape having a predetermined height, and forward-direction file teeth 3a in which a cutting edge is directed in a forward direction and reverse-direction file teeth 3b in which the cutting edge is directed in a reverse direction are arranged alternately and in parallel with respect to a moving direction of the file tool 1.SELECTED DRAWING: Figure 1

The utility model relates to the field of rotary files, in particular to a deburring rotary file which comprises a file body and a mounting part, the inner wall of the mounting part is rotatably connected with a threaded cylinder, the inner wall of the threaded cylinder is in threaded connection with a threaded rod, the file body is moved, and a clamping block corresponds to a clamping groove. A spring is arranged to enable a clamping block to be tightly jacked in a sliding groove, a threaded rod can move leftwards and drive a conical block to move through rotation of a threaded cylinder, the conical block can make contact with the clamping block, the clamping block relatively moves in the sliding groove through the surfaces of the conical block and the clamping block, and then the spring is compressed; at the moment, the clamping blocks are connected with the corresponding clamping grooves, the file body is locked, on the contrary, the effect of disassembling the file body is achieved, then the effect that the file body can be conveniently disassembled and assembled through the device is achieved, when the file is abraded after being used for a long time and needs to be replaced, only the tool bit needs to be replaced, and the cost of the tool handle is saved; and resource waste is reduced.

This is a method and device for removing metal or depositing metal from the base metal of a vessel or performing crack and / or defect removal via excavation or other machine work in situ on cylindrical or other surfaces. In a one embodiment, the method and device is used for removing bonded alloy from carbon steel substrate in-situ. In one embodiment, the inventive system and method is used inside a coker unit to remove existing cladding along the weld seams and to prepare the machined area for application of new weld metal. In one embodiment, the method and device is used to deposit weld metal on a surface or in a groove. In one or more embodiments, the groove weld is then inspected for defects and repaired by the device, if required. In one or more embodiments, mapping is performed to autonomously direct the device.

The invention discloses a high-strength stainless steel safety rigging filing device, and relates to the technical field of numerical control filing, the high-strength stainless steel safety rigging filing device comprises a filing shell, and further comprises a filing part, a progressive propelling part and a precision improving part, lifting type mounting assemblies are arranged on the two sides of the inner wall of the filing shell, and each lifting type mounting assembly comprises a fixing part and an electric control part; driving devices are arranged on the two sides of the filing shell correspondingly, a filing wheel is arranged in the filing shell, a one-way exhaust port is fixedly connected to the inner wall of the filing shell, the filing component comprises a conversion box, the input end of the conversion box is fixedly connected with a motor, the conversion box is fixedly connected to the top face of the filing shell, the output end of the conversion box is fixedly connected with a displacement shaft, and the displacement shaft is fixedly connected with the motor. The transfer box is driven by a motor to enable the displacement shaft to conduct rectangular-ambulatory-plane track displacement, the lower end of the displacement shaft is fixedly connected with a driving plate, the inner wall of the driving plate is slidably connected with a main shaft through a bearing, and the effect of improving the filing precision of the inner side face of the lock is achieved.

The invention discloses a high-strength stainless steel safety rigging filing device, and relates to the technical field of numerical control filing, the high-strength stainless steel safety rigging filing device comprises a filing shell, and further comprises a filing part, a progressive propelling part and a precision improving part, lifting type mounting assemblies are arranged on the two sides of the inner wall of the filing shell, and each lifting type mounting assembly comprises a fixing part and an electric control part; driving devices are arranged on the two sides of the filing shell correspondingly, a filing wheel is arranged in the filing shell, a one-way exhaust port is fixedly connected to the inner wall of the filing shell, the filing component comprises a conversion box, the input end of the conversion box is fixedly connected with a motor, the conversion box is fixedly connected to the top face of the filing shell, the output end of the conversion box is fixedly connected with a displacement shaft, and the displacement shaft is fixedly connected with the motor. The transfer box is driven by a motor to enable the displacement shaft to conduct rectangular-ambulatory-plane track displacement, the lower end of the displacement shaft is fixedly connected with a driving plate, the inner wall of the driving plate is slidably connected with a main shaft through a bearing, and the effect of improving the filing precision of the inner side face of the lock is achieved.

A multifunctional manicure polishing head and a production method therefor. The multifunctional manicure polishing head comprises a cutter head (1) and a handle (2); a plurality of first spiral grooves (3) are spaced in the circumferential sidewall of the cutter head (1); the cutter head (1) is provided with a tooth strip (4) formed between every two adjacent first spiral grooves (3); a plurality of large tooth segments (5) are formed in the radial section of the cutter head (1) along the circumferential direction of the cutter head (1); each large tooth segment (5) consists of a plurality of tooth strips (4); the arrangement density of the tooth strips (4) in one large tooth segment (5) varies along the circumferential direction of the cutter head (1), i.e., the tooth strips (4) in one large tooth segment (5) are arranged from sparse to dense or from dense to sparse or in an alternating sparse-and-dense pattern. The production method for the multifunctional manicure polishing head comprises the following machining steps: S1, machining a cutter head (1) and a handle (2); S2, forming a plurality of first spiral grooves (3); and S3, forming a plurality of second spiral grooves (6).

The utility model relates to a deburring combined file which is mainly used for removing burrs of gear parts and solves the technical problems that in the prior art, when a file is adopted for deburring, a cutting edge is prone to being damaged, the removing difficulty is large, time and labor are wasted, use is inconvenient, and when a special deburring device is adopted for deburring, the cost is high. The cutter comprises a cutter handle and a cutter body, the knife body comprises three sections, the first section is a carbon steel plate file and is connected with the knife handle; the second section is plated with carborundum; the third section is high-speed steel and is provided with a cutting edge; the front angle alpha of the cutting edge ranges from 30 degrees to 60 degrees, and the rear angle beta of the cutting edge ranges from 30 degrees to 60 degrees. The third section accounts for 8%-15% of the length of the cutter body, and the second section accounts for 15%-30% of the length of the cutter body. Through the design of the combined cutter body, the requirements for pre-heating machining and post-heating machining of metal part deburring can be met at the same time, operation is easy, time and labor are saved, the service life is long, and residual hobbing burrs before heating can be easily removed.

The utility model provides a milling cutter point shaping device which comprises a supporting bottom plate, a servo motor, a supporting frame, a tightening opening, a pre-machining milling cutter and a shaping structure, the servo motor is fixedly installed in the middle of the surface of the supporting bottom plate, the tightening opening is fixedly installed on an output shaft of the servo motor, and the pre-machining milling cutter is fixedly installed in the tightening opening; the shaping structures are fixedly installed at the two ends of the surface of the supporting bottom plate. The arrangement of the supporting frame and the shaping structure can be matched with the angles of a plurality of cutting edges of the milling cutter, and generated chippings can be collected.

A roller file capable of prompt chip removal, comprising: a file (1), a file connecting base (2), a rolling assembly (3), and a chip removal assembly (4). A through-hole is provided on a head end of the file (1) and is used to mount and fix the file on the file connecting base (2). The rolling assembly (3) is mounted at a front end of the file connecting base (2), and is provided with a roller (33) and a handle coupling member (32). The handle coupling member (32) is coupled to a handle to form, together with a file handle at a tail end of the file (1), a two-point gripping structure. The roller (33) is used for forming a rolling support point at the head end of the file (1). The chip removal assembly (4) is installed on the file (1). During filing, the chip removal assembly (4) is accommodated at the head end of the file (1), and during cleaning, the chip removal assembly (4) moves linearly along a file tooth surface of the file (1) to clear iron chips and impurities. The provision of the two gripping points and the rolling assembly improves filing quality. The chip removal assembly enables prompt clearing of iron chips from the file teeth, thereby improving filing efficiency.

The cutting tool rotates about a rotation axis and has a tip portion. The tip portion has a surface in the shape of a partial spherical surface that contacts the workpiece. A plurality of recesses are formed on the surface and are arranged separately from each other. The opening edge of each of the plurality of recesses forms a cutting edge.

The utility model relates to the technical field of machining cutters, in particular to a deburring cutter for a special-shaped space of a turbine shell, which comprises a BT main shaft cutter handle, the radial floating cutter handle is mounted at the bottom of the outer wall of the BT spindle cutter handle; the adjusting mechanism is arranged on the radial floating cutter handle and comprises a connecting rod, a mounting groove, a movable frame, a driving part and a mounting part, the connecting rod is mounted on the inner wall of the radial floating cutter handle, the mounting groove is formed in the bottom of the outer wall of the connecting rod, and the movable frame is slidably embedded in the inner wall of the mounting groove; the driving part is arranged in the mounting groove, and the mounting part is arranged in the movable frame; and the profiling deburring cutter is mounted on the outer wall of the movable frame. Through the BT main shaft cutter handle, the radial floating cutter handle and the profiling deburring cutter on the adjusting mechanism, precise profiling cutting can be carried out according to the outline of a workpiece, and the machining precision and the surface quality are improved.

The utility model relates to the technical field of rotary file handle rods, in particular to a multifunctional alloy rotary file handle rod, which comprises a handle, a file head, a handle rod and a handle rod, a movable cavity is formed in the surface of the handle, and a guide groove is formed in the inner wall of the movable cavity; a limiting structure is installed on the inner side of the movable cavity and comprises a limiting tripod, the limiting tripod is movably installed on the inner wall of the movable cavity through a rotating shaft, a coil spring is arranged at the joint of the limiting tripod and the movable cavity, and a pushing block is movably installed on the inner side of the movable cavity. A guide block is arranged on the outer wall of the pushing block, and a threaded groove is formed in the right side wall of the pushing block. The telescopic and movable limiting tripod is arranged in the handle, when the surface of the handle is exposed, the outer wall of the handle is concave and convex, the device can be supported and limited, the placing stability of the device is improved, and inconvenience caused by the fact that the device rolls on equipment is avoided.

An electric file comprises a file body, wherein the file body is provided with a driving assembly and a transmission assembly, the transmission assembly is provided with a plurality of first file blades and a plurality of second file blades, the first file blades and the second file blades are arranged alternately, the first file blades and the second file blades move in opposite directions under the drive of the transmission assembly, the file body is covered with a cover plate on the first file blade and the second file blade, the cover plate is provided with a first pressing block abutting against the side wall of the first file blade or the second file blade, and the file body is provided with a second pressing block abutting against the side wall of the first file blade or the second file blade at a position opposite to the first pressing block. The present invention has the advantages of simple structure, reasonable design, convenient use, safety and reliability, high filing efficiency, etc.

An ultrasonic cutting tool is designed for use in an ultrasonic instrument. The tool is a blade (10) including a flat portion (11) fabricated from at least a first blade layer (112) and a second blade layer (113), each of which is a flat metal plate arranged parallel to and bonded to one another.

The handle assembly may include a handle disposed at a first end of the handle assembly and extendable about a longitudinal axis of the handle assembly; a locking ring operably coupled to the handle; and a rasp support member extendable from the handle parallel to the longitudinal axis to a second end of the handle assembly. The rasp support member may be operably coupled to the handle via a locking ring. The file support member is slidable relative to the handle and the locking ring to hold the file in a selected one of a plurality of length settings.

This utility model discloses a file for grinding the outer surface of a circular steel pipe, comprising a file body and a first handle. The file body includes a first blade, a second blade, and a third blade, which are fixedly connected in sequence. The first and third blades are straight files, while the second blade has a semi-circular design. The first handle is fixed to the end of the first blade away from the second blade. The advantages of this utility model are: its simple structure and ease of implementation; it avoids altering the shape of the circular steel pipe during grinding, thus improving grinding quality; and the use of the first and third blades to clean surfaces that are difficult to clean increases grinding speed and improves work efficiency.

A file (1) for producing an uneven contour, in particular with a transverse curvature on a workpiece (11), comprises a longitudinal axis (3), at least one file element (5, 6) with an abrasive machining surface (8) and a depth stop element (7) with a non-abrasive sliding surface (9), wherein the at least one file element (5, 6) and the depth stop element (7) are arranged next to each other in a plane oriented perpendicular to the longitudinal axis (3).

The invention discloses a high-precision tooth socket and a production method thereof.In the method, a straightener blank is subjected to deburring operation through a deburring device, the deburring device comprises a device body, clamping mechanisms are arranged at the two ends of the bottom of the inner side of the device body correspondingly, polishing mechanisms are arranged at the two ends of one side of the inner wall of the device body correspondingly, and each clamping mechanism comprises a containing plate; the grinding mechanism comprises an adjusting lead screw, the outer side of the adjusting lead screw is sleeved with a movable seat, an electric cylinder is arranged on the outer wall of one side of the movable seat, a mounting plate is mounted on a piston rod of the electric cylinder, and a grinding file is mounted on the inner side of the mounting plate. The distance between the two clamping plates can be adjusted through rotation of the bidirectional lead screw, the corrector body can be clamped and fixed, and different positions of the outer wall of the corrector body can be conveniently and rapidly subjected to deburring operation by adjusting the position of a polishing file.

This application relates to the field of nail art tools and discloses a multi-functional nail art polishing head and a manufacturing method thereof, including a bit and a shank. The bit has a circumferential sidewall with a plurality of first spiral grooves formed at intervals, and a rack formed between each pair of adjacent first spiral grooves. A radial cross-section of the bit defines a plurality of groups of large tooth segments, each consisting of a plurality of racks, along the circumferential direction of the bit. Within each group of large tooth segments, the arrangement density of the racks varies from sparse to dense, from dense to sparse, or alternates between dense and sparse along the circumferential direction of the bit. A manufacturing method for a multi-functional nail art polishing head is also disclosed, including steps S1 of machining the bit and the shank, S2 of forming a plurality of first spiral grooves, and S3 of forming a plurality of second spiral grooves. By using blades with different arrangement densities for grinding, rough grinding and fine grinding can be performed simultaneously with the bit, eliminating the need to continually replace the nail art polishing head and making it easier for users to remove nail art accessories with different hardnesses.