85 results about "GRINDING TOOTH" patented technology

The invention relates to the technical field of chain wheel production, in particular to a cutting and polishing combined machining device and method for hoisting chain wheel production, which comprises a blank chain wheel, a cutting tool for cutting the blank chain wheel and polishing teeth for polishing the blank chain wheel, and further comprises a sleeve rod, and a plurality of fastening plates for supporting the inner wall of the blank chain wheel are arranged on the outer surface of the sleeve rod. A plurality of piston rods connected with the fastening plate are arranged on the outer surface of the sleeve rod, a fixing assembly for driving the piston rods to move is arranged in the sleeve rod, a buffering tray for supporting the sleeve rod is flexibly connected to the top of the sliding rod, and a buffering cavity for storing oil is formed in the sliding rod. The two ends of the buffering cavity are slidably connected with connecting rods matched with the buffering cavity, the bottom of the buffering tray is connected with buffering assemblies matched with the connecting rods, the position adjusting block is arranged in the buffering cavity and used for monitoring flowing of oil in the buffering cavity, and a compensation assembly for changing the position of the sliding rod to adjust the pressure of the oil is arranged in the sliding rod.

The utility model relates to the technical field of flour mills, and discloses a hammer type flour mill which comprises a machine body, a flour milling chamber and a collecting chamber are arranged in the machine body, a discharging port is arranged between the flour milling chamber and the collecting chamber in a communicating mode, a plurality of milling teeth are arranged on the inner wall of the flour milling chamber in an array mode, a rotating shaft is arranged in the flour milling chamber in a rotating mode, and a motor is fixedly arranged on the outer wall of the machine body and connected with one end of the rotating shaft. Each hammering assembly comprises a plurality of sleeves fixedly arranged on the rotating shaft, hammer rods are slidably inserted into the sleeves, sliding plates are arranged at the ends, located in the sleeves, of the hammer rods, hammer heads are fixedly arranged at the other ends of the hammer rods, a plurality of positioning holes are formed in the sleeves in an up-and-down symmetrical mode, and positioning grooves are formed in the sliding plates. The sliding plate penetrates through the positioning hole through a fixing bolt and is inserted into the positioning groove to be fixedly connected with the sleeve. The hammer rod can be adjusted in the sleeve in a sliding mode, so that the distance between the hammer head and the grinding teeth is changed, the device can adapt to material grinding under different hardness and humidity conditions, and the grinding efficiency is improved.

The utility model belongs to the technical field of diamond grinding wheels, and particularly relates to a diamond grinding wheel for grinding a lead screw. The grinding wheel comprises a base body and a grinding layer. Wherein the grinding layer comprises grinding teeth, a first grinding groove and a second grinding groove; the first grinding groove and the second grinding groove are symmetrically formed in the two sides of the grinding teeth and are in smooth connection with the grinding teeth. According to the diamond grinding wheel for grinding the lead screw, the thread groove grinding part and the thread body grinding part are arranged on the grinding wheel at the same time, continuous thread grooves and thread body segments on the lead screw can be ground, and the grinding wheel is matched with translation of the grinding wheel and rotation of the lead screw and the grinding wheel; and grinding machining of all parts on the spiral groove of the lead screw can be completed at the same time.

The utility model relates to the technical field of papermaking equipment, in particular to a plane millstone producing and processing device which comprises a foundation seat arranged on the ground, a horizontal mounting seat fixedly arranged on the foundation seat, and a rotary disc arranged on the mounting seat and used for fixing a plane millstone. A grinding mechanism is fixedly arranged on the portion, on one side of the rotating disc, of the mounting base, and a grinding head is arranged on the grinding mechanism and used for grinding a plane grinding disc fixed to the rotating disc. According to the plane grinding disc producing and machining device, grinding overheating is prevented through the rotating speed; and the sharpness of the edges of the ground teeth after grinding is ensured.

The present application relates to saw blade manufacturing technical field, and discloses a band saw blade manufacturing method and band saw blade, and the manufacturing method comprises the following steps: step S1, precision edge cutting;Step S2, tooth profile forming;Step S3, heat treatment strengthening;Step S4, composite straightening;Step S5, high-frequency welding;Step S6, partition roller pressing strengthening;Step S7, adaptive finishing;Step S8, closed-loop quality control;Band saw blade, hard alloy cutter head brazing is formed in the sawtooth part of tooth holder, and the multiple parallel roller pressing bands formed by partition roller pressing strengthening;Through the cooperation of partition roller pressing strengthening and adaptive finishing, the number and width of roller pressing areas are dynamically configured according to the width of band saw blade, reasonable isolation zones are set between adjacent roller pressing bands, local strengthening is realized, and the bending strength and fatigue resistance of tooth root are enhanced;According to the pitch, the process route is selected, and the tooth is ground after roller pressing strengthening or the tooth is ground before roller pressing, and the safety distance of roller working area and tooth root is reasonably controlled.

The invention relates to a tooth groove grinding clamp for high-load connecting rod tooth groove precision machining and a machining method of the tooth groove grinding clamp. The tooth groove grinding clamp used for high-load connecting rod tooth groove precision machining comprises a bottom plate used for supporting and fixing the tooth groove grinding clamp, and the bottom plate fixes the tooth groove grinding clamp to a machine tool for grinding through bolts and nuts; the vertical plate is vertically and upwards arranged on the bottom plate; the connecting rod body fixing assembly is arranged on one side face of the vertical plate and used for fixing a connecting rod body to be machined; the connecting rod cover fixing assembly is arranged on the other side face, opposite to the connecting rod body fixing assembly, of the vertical plate and used for fixing a connecting rod cover to be machined, and when the connecting rod body to be machined and the connecting rod cover are positioned, the connecting rod body to be machined and the connecting rod cover are staggered by one half of the tooth pitch. According to the tooth groove grinding clamp for high-load connecting rod tooth groove precision machining, a connecting rod body and a connecting rod cover are clamped for tooth grinding machining, tooth grooves of the connecting rod body and the cover can be ground at the same time, and it is guaranteed that the tooth shapes of the connecting rod body and the cover are consistent.

The utility model discloses a white corundum lump material crushing and shaping all-in-one machine, which relates to the technical field of white corundum lump material processing and comprises a grinding machine, a crushing cavity is arranged above the grinding machine, two crushing rollers for crushing white corundum lump materials are arranged in the crushing cavity, and grinding teeth and two grinding rollers are arranged in the grinding machine. The two crushing rollers are driven by the driving mechanism to rotate, raw materials can be crushed in the relative rotation process of the two crushing rollers, at the moment, a fixed screw rod is driven to rotate by rotating a grip, and two check blocks connected to the screw rod in a sleeving mode move oppositely under the action of threads in the rotation process of the screw rod; at the moment, the size of the crushed raw material discharging opening can be adjusted, it can be guaranteed that the raw materials evenly and continuously enter the grinding machine through the proper size of the discharging opening, blockage and influence on the production schedule caused by too fast discharging are prevented, and the phenomenon that the device idles and wastes energy and time due to too slow discharging can also be avoided.

The utility model relates to a millstone for grain processing, which is characterized in that when rice husks or uncrushed grains clamped in tooth grooves of the millstone need to be treated in the actual production and use process, a linear driving piece can be operated at the same time, so that the linear driving piece drives an ejector pin through a moving plate to eject the grains among fine grinding teeth, and after cleaning is completed, the ejector pin is driven by the moving plate to push out the grains. The ejector pin is reset, the end, close to the grinding face of the inner grinding disc, of the ejector pin moves to be flush with the inner grinding disc, follow-up grinding continues to be carried out conveniently, when an area on the grinding disc is seriously abraded, the outer grinding disc and the inner grinding disc can be detached from the mounting disc, and then the seriously abraded outer grinding disc and the inner grinding disc are replaced; therefore, rice husks or uncrushed grains clamped in the tooth grooves of the millstone can be treated more conveniently and efficiently, the friction force of the milling teeth cannot be reduced, the crushing efficiency is improved, the area, with the high abrasion degree, on the millstone can be replaced, and the use cost of the machine is reduced.

The utility model relates to the field of pulper, concretely relates to a grinding disc structure based on papermaking pulper, including main part and grinding disc part, is seted up with the mounting buckle groove on the main part, is seted up with the mounting hole on the grinding disc part, is provided with the buckle part at the mounting hole, the grinding disc part is detachable and is arranged on the main part through the buckle part and the mounting buckle groove cooperation, the grinding disc part still includes the grinding plate and the grinding tooth, the grinding plate is the sector plate, the grinding tooth is integrally arranged on the grinding plate upper surface, the utility model discloses the combination of modularization grinding disc part and buckle part has realized quick dismounting, only needs to replace the damaged grinding plate when damaging, does not need to replace the whole grinding disc, has reduced maintenance cost and time, the detachable characteristic is convenient for inspection, cleaning, improves maintenance efficiency, reduces downtime, improves production efficiency, especially suitable for the papermaking production line of continuous operation.

The invention discloses a control method and device of gear machining equipment, electronic equipment and a readable storage medium, and the control method of the gear machining equipment comprises the steps that under the condition that the gear machining equipment machines a workpiece to form a gear, tooth profile information of the gear is obtained; determining a tooth profile defect type according to the tooth profile contour information; an error mechanism corresponding to the tooth profile defect type and target operation for the error mechanism are determined, and the error mechanism comprises at least one of a tooth grinding wheel, a driving assembly and a clamping assembly; and controlling the gear machining equipment to execute the target operation, wherein the target operation is used for reducing errors caused by the error mechanism to the machined gear. According to the invention, a mechanism for accurately positioning and generating the defect based on the tooth profile defect of the gear is realized, the target operation is executed in a targeted manner, and the tooth profile quality of the gear obtained by grinding is improved.

The utility model discloses a tooth grinding wheel for machining broken teeth and a tooth grinding module applying the tooth grinding wheel. The tooth grinding wheel comprises a cylindrical body, first single-face grinding teeth and second single-face grinding teeth. The middle of the cylindrical body is fixedly connected with a rotating shaft, the first single-face grinding tooth is provided with a right grinding face and a left suspension face, the second single-face grinding tooth is provided with a left grinding face and a right suspension face, the left grinding face is integrally connected to the right side of the right grinding face, and the axial distance between the left grinding face and the right grinding face is at least two times of the pitch of a to-be-ground piece; when a to-be-ground piece is machined, the left suspension face and the right suspension face do not make contact with the to-be-ground piece, the right grinding face machines a left tooth mountain of front teeth of the to-be-ground piece, the left grinding face machines a right tooth mountain of rear teeth of the to-be-ground piece in a tooth jumping mode, and the grinding starting point of the left tooth mountain is earlier than that of the right tooth mountain all the time. The tool has the advantages of being high in universality, high in grinding efficiency and suitable for machining a to-be-ground piece with a cylindrical blade on the left side tooth mountain and without a cylindrical blade on the right side tooth mountain, and the service life of the to-be-ground piece is long.

This utility model discloses a sorting device for processing calcium fluoride tailings, belonging to the field of mineral processing equipment. It includes a tank with a conical protrusion on its inner wall, on which coarse grinding teeth are provided. Grinding and screening components are respectively arranged inside the tank from top to bottom. A drive unit is located between the grinding and screening components. The grinding component, in cooperation with the first coarse grinding teeth, is used to coarsely grind the calcium fluoride tailings. The grinding component provides power to the drive unit to cause the screening component to vibrate. The grinding component includes a support set on the inner wall of the tank; a rotating frame rotatably set at the bottom of the support; a second coarse grinding tooth sleeved on the outer wall of the rotating frame; and a servo motor set inside the support with its output end connected to the top of the rotating frame. This utility model's sorting device for processing calcium fluoride tailings improves the coarse grinding and screening effects and optimizes the sorting process through the innovative cooperation between the grinding and screening components, especially the drive unit utilizing the grinding power to drive the screening vibration.

The utility model discloses peeling equipment for an aluminum profile casting rod, and belongs to the field of aluminum profile processing. According to the technical scheme, the peeling equipment for the aluminum profile casting rod is divided into a peeling machine body and a grinding pipe body, and the grinding pipe body is arranged at the output end of the peeling machine body in a matched mode; according to the aluminum profile peeling device, an aluminum profile peeling structure is optimized, a beam tube clamping groove and a position correction part are arranged at the front end, the overall limiting precision and the fixing capacity in the aluminum profile machining process are achieved, and therefore the comprehensive quality in the aluminum profile peeling process is further improved; and meanwhile, the structure of the peeling part is optimized, the surface of the aluminum profile is subjected to peeling treatment in a transverse tooth grinding mode, the error-tolerant rate in the surface treatment process of the aluminum profile is increased, and the actual production loss is further reduced.

The invention relates to the technical field of semiconductor wafer processing, and provides a grinding wheel self-sharpening enhancement method and device and wafer thinning equipment. The method comprises the following steps of: determining a main washing position: judging whether the grinding wheel is subjected to outer edge processing or not based on the position of a grinding line of a grinding wheel grinding wafer and the rotating direction of the wafer, if so, determining the main washing position to be the outer side of the grinding wheel, and otherwise, determining the main washing position to be the inner side of the grinding wheel; the liquid spraying pressure and the swing frequency of the flusher at the main flushing position are set to be larger than the liquid spraying pressure and the swing frequency of the flusher on the opposite side; determining the flushing direction of the flusher based on the adhesion state of the abrasive particles forming the abrasive wheel and the adhesion state of the pollutants on the abrasive wheel; and based on the ratio of the feeding speed of the grinding wheel to the set feeding speed in the grinding process, the liquid spraying pressure and the swing frequency of the flusher are adjusted. According to the grinding wheel, the self-sharpening performance of the grinding wheel can be effectively enhanced, meanwhile, protection is provided for the grinding teeth, and the wafer thinning quality and efficiency are improved.

A tumbler pet food leaking toy comprises a shell with a hemispherical bottom, a balance weight component is arranged in the shell and is subjected to balance weight through sand, a mounting hole is formed in the shell, a tooth grinding assembly is arranged in the mounting hole, one end of the tooth grinding assembly extends into the shell, and the other end of the tooth grinding assembly protrudes out of the upper portion of the mounting hole and is used for grinding teeth of a pet. The playing fun of the pet is increased; a granary is arranged in the shell, dog food can be poured into the granary, a hole for the dog food to pass through is formed in one side of the shell, when a pet plays the non-tumbler toy, the shell continuously topples and resets, the dog food contained in the granary falls out through the hole 7 by shaking the shell, and the playing fun of the pet is increased. According to the pet toy, the pet can be awarded through falling dog food while playing and tooth grinding of the pet are achieved, the playing interest of the pet can be fully stimulated, activities of the pet are facilitated, and the multi-functionality of pet playing is achieved.

The invention relates to a dry grinding composite structure grinding wheel, and belongs to the field of dry grinding wheels. Comprising a plurality of elastic grinding teeth and a grinding wheel base body, and the elastic grinding teeth are wound in the circumferential direction of the grinding wheel base body to form a grinding ring; each elastic grinding tooth comprises an installation section, an elastic transition section and a working section, the installation sections and the working sections are fixedly arranged at the two ends of the elastic transition sections in a one-to-one correspondence mode, the installation sections are fixedly arranged on the end face of one end of the grinding wheel base body, and air circulation slits are formed between the elastic transition sections and the working sections of every two adjacent elastic grinding teeth. A plurality of grinding strips which are prone to generating circumferential elastic displacement when being stressed during grinding are arranged in the working section in the radial direction at intervals, each grinding strip comprises a foil base plate which is not plastically deformed when being stressed during grinding and a diamond grinding layer, the foil base plate is fixedly connected with the working section, and the diamond grinding layer is fixedly connected to the side wall in front of the rotating direction of a grinding wheel of the foil base plate. According to the grinding wheel, the phenomenon of edge bursting easily generated when the grinding wheel grinds fragile materials is eliminated, and chip removal is optimized.

The utility model discloses a tobacco grinding device, and belongs to the technical field of tobacco processing equipment. The tobacco grinding device comprises a rotatable upper cover and a tank body with a through inner cavity, detachable connection of rotary grinding teeth is achieved through a lateral sliding lock catch structure, and the grinding teeth are installed and fixed through an axial restraining structure on the inner wall of the tank body. A modular connection mode of combining the dovetail grooves and the magnetic suction units is adopted, so that quick replacement of the grinding teeth is realized; grinding teeth are fixed through cooperation of a limiting ring and an internal thread, and the dismounting operation is simplified in combination with the design of a turnover pull ring; and the standardized grinding tooth interface supports multi-specification tooth profile configuration. The utility model solves the problems that the traditional integrated tobacco grinder cannot independently replace accessories and has single grinding granularity.

1. Name of the designed product: tooth gel (crab). 2. Use of the designed product: for children to grind teeth. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view 1.

The application discloses a grinding processing method for special rounding of tooth top of involute cylindrical gear, and comprises the following steps: firstly, determining tooth profile drawing parameters, drawing a standard involute and a modified tooth profile, obtaining modification amount of three-point position on the special rounding arc of the tooth top, fitting the three-point position of the special rounding arc of the tooth top into an approximate circular arc, replacing the special rounding arc of the tooth top with the approximate circular arc, deducing and calculating the drum shape amount of the special rounding arc of the tooth top, and grinding the tooth top according to the drum shape amount of the special rounding arc of the tooth top by using a gear grinding machine. The grinding processing method has the advantages that the special rounding of the tooth top is tangent to the involute of the tooth surface, and the special rounding of the tooth top intersects with the tooth top surface.

The utility model discloses a high-precision grinding structure for solder paste production, which comprises a grinding machine body, a circular groove is arranged at the upper end of the center of the grinding machine body, an annular grinding cylinder is inserted in the circular groove, and a plurality of conical grinding teeth are fixedly mounted on the annular inner wall of the annular grinding cylinder. The annular grinding cylinder is inserted into the circular groove, the hydraulic cylinder drives the circular cover to cover the lower end of the annular grinding cylinder, the driving motor drives the spiral stirring rod to continuously turn over solder paste particles in the annular grinding cylinder, the solder paste particles fully collide with the conical grinding teeth in the annular grinding cylinder to be ground, and the grinding effect is improved; the circular cover is driven by the hydraulic cylinder to be separated from the annular grinding cylinder, the annular grinding cylinder is taken out through the handle, the circular cover is driven by the driving motor to rotate, grinding solder paste particles are rapidly discharged to the conical bottom of the circular groove and rapidly discharged through the inclined discharging opening, rapid discharging is facilitated, and the grinding efficiency is improved.

1. The name of the design product: tooth gel (snowman Christmas tree set). 2. The use of the design product: for grinding teeth, tooth gel toys. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The invention discloses a tooth grinding device for production of a TA coating saw blade, and relates to the technical field of deep machining of cutting blades, the tooth grinding device comprises a base, a driving mechanism mounted at the top of the base and a tooth grinding mechanism mounted at the top of the base, and further comprises a pressing mechanism used for pressing the saw blade in the tooth grinding process; the cooling mechanism is used for cooling the saw blade in the tooth grinding process; the metal separation mechanism is used for removing metal scraps in the cooling liquid at the top of the saw blade; the stripping mechanism is used for removing the metal chippings on the metal separation mechanism at a set position; and the electromagnet disc on the outer side of the pressing block is driven to rotate, metal particles in cooling liquid at the top of the saw blade are rapidly adsorbed, the situation that the metal particles exist at the top of the saw blade is avoided, and the problem that in the grinding process of the next tooth groove, the metal particles in the cooling liquid at the top of the saw blade continuously flow into the tooth groove, and the grinding quality of the saw blade is affected is further avoided.

The application discloses a grinding machining method for involute cylindrical gear parabolic modification, selects multiple position points on the parabolic modification tooth profile, fits into an approximate circular arc, calculates the circular arc drum-shaped amount and the fitting circular arc error value, and solves the forming grinding machine tool machining problem of the involute cylindrical gear parabolic modification. The application has the advantages of simple operation.

A cavity is made of superfine silicon carbide powder through a high-density and high-strength grouting method mold, is in a hollow square pipe shape, a square flat plate shape or a round flat plate shape and is free of air holes, the R angle is small, and the impact resistance of the handheld ceramic grinder is superior to that of a product manufactured through an extrusion method; the surface of the steel bar is a milled / knurled tooth-shaped surface, the steel bar is fixed at the top of the inner wall of the cavity through strong epoxy series glue, the bottom of the steel bar and the inner wall of the cavity form a cavity for emery to flow, and the neodymium-iron-boron permanent magnets are fixed at the two ends of the cavity in an inlaying and glue combined mode; a handheld handle guide sleeve and a sand inlet through hole between two handheld handle holes are arranged at the top of the cavity, a detachable conical sand funnel can be sleeved, a sand outlet hole is formed in the middle of a bottom grinding tooth pattern, and the tooth surface of the grinder is a 1-75-degree double-phase crossed reticulate pattern or a waveform curve pattern.

The utility model discloses a raw material grinding device for cosmetic processing, including shell, grinding block, grinding tooth, drive assembly, crushing blade and transmission assembly, put raw material into the crushing cavity, the drive assembly that sets up drives and connects the crushing blade and grinding block rotation, and the crushing blade rotates and preliminarily crushes the raw material in the crushing cavity, and the raw material that passes primary crushing will fall into the grinding cavity at the bottom, and the grinding block that sets up rotates and further grinds and crushes the raw material in the grinding cavity, so that the raw material is further ground and refined, the drive assembly will drive the transmission assembly to run in this process, and the transmission assembly drives the reciprocating rolling of the rolling cylinder, and the rolling barrel further rolls and refines the raw material falling in the rolling cavity, so that the raw material grinding and crushing are more thorough, and the raw material that passes grinding and rolling and crushing thoroughly will fall into the collecting cavity set at the bottom through the sieve hole, facilitating subsequent centralized collection and processing.

The utility model discloses a high-speed metal ceramic reamer, which relates to the technical field of metal processing tools and comprises a drill body, a conical cutter body and an equal-ratio scaling punching structure. The top end of the drill body is connected with a drilling machine through a connecting pin, and the bottom cutter body is provided with a spine end and cutting teeth for gradually reaming; three groups of punching structures which are reduced in an equal ratio in the axial direction are mounted on the peripheral side of the cutter body, and each group comprises a cylindrical punching head, bottom end teeth and peripheral side polishing teeth. The punching head is matched with the conical surface of the cutter body through the wedging groove, fixed-diameter punching is achieved through the teeth, and hole walls are synchronously polished through the grinding teeth. The three punching structures can be scaled and replaced at equal ratio, dynamic aperture adjustment is supported, and the problems that a traditional tool is low in efficiency and poor in precision are solved.

The utility model discloses a grinding structure for a kitchen waste processor and the kitchen waste processor, and the grinding structure comprises a grinding disc (1), and the periphery of the grinding disc (1) is provided with grinding teeth (10) extending outwards in the radial direction at intervals in the circumferential direction; the output end of the driving mechanism (2) acts on the grinding disc (1) so as to drive the grinding disc to rotate around the vertical extending axis of the grinding disc; at least two protruding strips (11) are arranged on the surface of a single grinding tooth (10) in the extending direction of the grinding tooth at intervals, each protruding strip (11) extends in the extending direction of the grinding tooth (10), and a notch (110) is formed between every two adjacent protruding strips (11). Due to the design of the raised lines and the notches, when the grinding disc is driven by the driving mechanism to rotate, kitchen garbage, particularly long-fiber garbage, gathered on the grinding teeth is pulled and then cut off under the action of the raised lines and the notches; and meanwhile, the design of the convex strips is beneficial to treatment of fish slice garbage, and the grinding effect is improved.

The present application relates to a kind of manufacturing method of band saw blade, the thickness direction of raw material steel band 2 edges are respectively carried out edge treatment, obtain the steel band with 2 straight angle edges;After the steel band is sequentially leveled and straightened, tooth is milled, and the strip with tooth support is formed;After the strip is sequentially heat treated and roll straightening, it is welded, and the band saw blade rough cast is obtained;After the band saw blade rough cast is sequentially rolled and ground, the band saw blade finished product is obtained;Or, after the band saw blade rough cast is sequentially ground and rolled, the band saw blade finished product is obtained;Wherein, roll processing includes the step of at least one region between the tooth groove and the bottom edge of the band saw blade rough cast is rolled;The region extends along the length direction of the band saw blade rough cast, and the width of the region is less than the distance between the tooth groove and the bottom edge of the band saw blade rough cast.The present application can effectively enhance the rigidity of the back material of the band saw blade by rolling the partial region of the back material of the band saw blade, which helps to improve the service life of the band saw blade.

The application discloses a tooth direction modification milling method, comprising the following steps: tooth blank forging; tooth blank rough machining; tooth blank milling; carburizing and quenching; reference finishing; gear grinding processing to obtain a finished gear; wherein the tooth blank milling comprises the following steps: obtaining a gear helix angle and tooth width, a first tooth surface modification direction depth and a second tooth surface modification direction depth of a tooth; calculating a first tooth surface modification direction helix angle and a second tooth surface modification direction helix angle according to the gear helix angle, the tooth width, the first tooth surface modification direction depth and the second tooth surface modification direction depth; milling the first tooth surface of the tooth according to the first tooth surface modification direction helix angle and reserving a target allowance; and milling the second tooth surface of the tooth according to the second tooth surface modification direction helix angle. The milling method provided by the application is characterized in that, after gear grinding, the hardened layer depth of each section of the tooth is consistent, the tooth root transition curve appearance is consistent, and finally the tooth surface bearing capacity and the tooth root bending strength of the tooth are consistent.

The invention relates to the technical field of clamps, in particular to a rack grinding clamp which comprises a base, a positioning structure, a calibration structure, a rack body, a tooth aligning structure, a quick release structure and a supporting structure. And a clamping structure. The positioning structure is used in cooperation with the calibration structure, rack bodies of different lengths can be conveniently adapted, the positioning effect on the rack bodies is achieved, meanwhile, the initial tooth alignment position precision of tooth grooves in the rack bodies is ensured, the tooth alignment structure is used in cooperation with the quick release structure, the machining tolerance of the tooth grooves in the rack bodies and the end face can be automatically offset, and the machining precision is improved. The tooth grooves in the multiple rack bodies are accurately aligned, meanwhile, the tooth aligning assembly can be rapidly moved out of a tooth grinding area and is prevented from blocking operation of a grinding wheel, the supporting structure is used in cooperation with the clamping structure, the rack bodies of different widths and numbers can be flexibly matched, the rack bodies are evenly stressed, the clamping stability is improved, and the rack bodies are prevented from moving in the tooth grinding process; the processing stability is ensured.