31results about "Filing/rasping tools" patented technology

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.

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.

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 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 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.

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).

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.

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

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.

The invention discloses an automatic special-shaped contour burr grinding device. The automatic special-shaped contour burr grinding device comprises an equipment frame, an electric control power system, a main shaft module, a workpiece positioning module, an inner chamfering module, an outer chamfering module and a feeding and discharging supporting module, the main shaft module is used for clamping and driving a workpiece to rotate; the workpiece positioning module is used for determining the workpiece clamping height; the inner chamfering module and the outer chamfering module enable an inner polishing gun and an outer polishing gun to be tightly attached to the inner cavity and the outer contour of a workpiece to do profiling movement through mechanisms comprising profiling dies, profiling rods and multi-axis movement assemblies correspondingly so as to synchronously remove inner burrs and outer burrs. The feeding and discharging supporting module drives the inner chamfering module and the outer chamfering module to move between the working position and the avoiding position. Full-automatic and high-precision profiling grinding of the inner contour and the outer contour of the annular workpiece under one-time clamping is achieved, and the device has the advantages of being high in efficiency, good in consistency, suitable for complex contours and convenient to change.

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.

A cutting accessory for an oscillating power tool includes a base having a front face and an opposing back face, a mounting hole passing through the base between the front face and the back face; two spaced apart elongated legs each having a proximal end mounted to the base and an opposing distal end, at least one of the elongated legs being movably mounted to the base; and a saw blade or elongated file extending between and being removably coupled to the distal ends of the two spaced apart elongated legs.

The utility model discloses an electric reciprocating file which comprises a handle, one end of the handle is fixedly connected with an installation shell, a bottom cover is installed on the bottom side of the installation shell, a motor is fixedly connected to the top side wall in the installation shell, an output shaft of the motor is fixedly connected with a vertical shaft, and the middle of the vertical shaft is fixedly connected with a fixing disc. An eccentric disc is fixedly connected to the position, deviating from the circle center, of the bottom side of the fixing disc, the bottom end of the vertical shaft is rotationally connected to the side wall of the bottom cover through a bearing, the eccentric disc is sleeved with a connecting sleeve rod, one end of the connecting sleeve rod is rotationally connected with a connecting rod through a rotating shaft, and the connecting rod penetrates through the side wall of the mounting shell. The motor is arranged to drive the file head to reciprocate, the whole file is convenient to operate, low in noise, convenient to carry, convenient to popularize and use and high in practicability, and the file head can be rapidly and conveniently replaced according to needs.

The utility model provides a cable skin roughening device which comprises a C-shaped base frame, the top end of the base frame is adjustably connected with a moving assembly, and the bottom end of the moving assembly is detachably connected with a roughening cutter; the roughening cutter comprises a mounting base, a mounting cavity is formed in the bottom end of the mounting base, a moving block is slidably connected into the mounting cavity, a first spring piece is connected between the moving block and the mounting cavity, the first spring piece enables the moving block to have the trend of moving downwards, and a plurality of sharp protrusions are evenly distributed at the bottom end of the moving block. The left side and the right side of the bottom end of the mounting base are rotationally connected with first rolling wheels correspondingly, a V-shaped avoiding cavity is formed in the bottom end of the base frame, and the left side and the right side of the top end of the avoiding cavity are rotationally connected with second rolling wheels correspondingly. The roughening device is convenient to operate and can ensure the uniformity of a roughening structure.

The utility model provides a roller file capable of removing scraps in time. Comprising a file, a file connecting base, a rolling assembly and a scrap cleaning assembly. A through hole is formed in the file face of the head end of the file and used for installing and fixing the file, and a combined tool is formed. The file connecting base is connected with the head end of the file and used for containing the head end of the file. The rolling assembly is installed at the front end of the file connecting base and provided with a rolling wheel and a grip connecting piece, and the grip connecting piece is used for being connected with the grip to form a force application point of the head end of the file and a force application point of a file handle at the tail end of the file to jointly act on the file to form two-point holding. The roller is used for forming a rolling supporting point at the head end of the file; the scrap removing assembly is assembled on the file and stored at the head end of the file during filing, and when the file is cleaned, the scrap removing assembly linearly moves along the filing tooth face of the file, and scrap iron and impurities of the file are removed in time. And through the two holding points and the rolling assembly, the filing quality of the file is improved. The scrap removing assembly removes scrap iron of the file teeth in time, and the filing work efficiency of the file is improved.

The invention discloses an oil casing inner wall file sample machining tool which comprises a center pull rod, a lower connecting thread is arranged on the outer wall of one end of the center pull rod, an upper connecting thread is arranged on the outer wall of the other end of the center pull rod, the center pull rod is sleeved with a limiter and a balance weight sleeve, the balance weight sleeve is connected with a clamping jaw in a clamped mode, and the outer wall of the clamping jaw is sleeved with a clamping jaw fixing ring. And hard alloy block units are fixedly connected to the clamping jaws. According to the file sample machining tool for the inner wall of the oil casing, the problem that in existing downhole throttler operation, due to the fact that friction force between the inner wall of the oil casing and a downhole throttler is small, the downhole throttler is difficult to fish is solved.

A portable processing tool for temporarily replacing the steam seal tooth of a steam turbine product and a use method, relates to the steam turbine processing technical field. In order to solve the problems of poor portability, low processing precision, insufficient efficiency, lack of universality and other outstanding problems in the existing steam seal tooth processing replacement mode, which cannot effectively meet the efficient and accurate operation requirements of the steam turbine site temporary replacement of the steam seal tooth, and the replacement cost is higher. In the process of use, the interval between the two positioning wheels on the right and left of the positioning wheel adjusting block is adjusted according to the interval between the adjacent blades, and the groove of the pulley is ridden on the steam seal piece at the same time, the front and rear pulleys are required to be connected with the body of the steam seal piece to be processed, then the adjusting screw is adjusted, the cutter head of the rotating file is contacted with the steam seal piece, and then the feed amount of the cutter head is set and adjusted through the adjusting screw, so that the steam seal tooth of the steam seal piece can be milled. The present application is suitable for replacing the steam seal piece in the steam turbine.

The utility model provides a bidirectional roller file. Comprising a file, a connecting base, a grip connecting column, a connecting block and a rolling assembly. The file is used for manual filing operation; the connecting base is connected with the head end of the file and used for containing the head end of the file. The grip connecting columns are arranged at the top and the bottom of the connecting base respectively and used for being connected with the grip, a two-way holding point is formed at the head end of the file, the requirement that the file selects the file body for filing is met, and the grip connecting columns and a holding point of a file handle at the tail end of the file jointly act on the file to form two-point holding. The connecting block is arranged at the front end of the connecting seat; the rolling assembly is connected with the connecting block, and a rolling wheel is arranged in the rolling assembly and used for forming a rolling supporting point at the head end of the file. Wherein the rolling wheel comprises a cam and a concave wheel, the cam and the concave wheel are distributed in a 90-degree mode, the rolling assembly is detachably connected with the connecting block, the concave wheel and the cam can be switched, and the filing requirement is met. The filing work efficiency is improved. The bidirectional roller file is suitable for being used.

The utility model relates to the field of saw blade machining, in particular to a tool for efficiently removing burrs on the edge of a metal saw blade blank. The tool for efficiently removing the burrs on the edge of the metal saw blade blank comprises a handle body and a cutter body, the handle body is detachably connected with the cutter body; a groove structure is arranged in the cutter body; and a positioning piece is welded and fixed on the cutter body, is inserted into the groove structure and is fixed through a nut. According to the tool for efficiently removing the burrs on the edge of the metal saw blade blank, the handle body and the tool body in the file are detachably connected, when the file face of the tool body is seriously damaged, the tool body can be detached and replaced in a targeted mode, the undamaged handle body can be continuously used, and therefore the replacement cost is reduced.

The utility model provides a same-direction concave-convex roller blow-off scrap cleaning file. Comprising a file, a connecting base, a blow-off guide pipe and a rolling assembly. One end of the connecting seat is connected with the head end of the file; the blow-off guide pipe integrally penetrates through the connecting base, externally-connected compressed air is sprayed to the filing working face through the connecting base, and dust is blown and removed along the movement track of the file along with the file to clean the filing working face. The blow-off guide pipe is used for being connected with the grip, a two-way holding point is formed at the head end of the file, and the two-way holding point and a holding point of a file handle at the tail end of the file form two-point holding on the file. The rolling assembly is connected to the other end of the connecting base and provided with a roller, and a rolling supporting point is formed at the head end of the file. The idler wheels comprise a center wheel and side wheels, the center wheel and the side wheels on the two sides of the center wheel are distributed in parallel in the same direction, and when the center wheel ascends, the two side wheels make contact with the filing working face to form concave wheels; when the center wheel descends, the center wheel makes contact with the filing working face to form a cam, and the concave wheel and the cam are switched through ascending, descending and stretching of the center wheel.