61results about How to "Reduce cutting force" patented technology

The utility model discloses an indexable wave-shaped edge turning blade which comprises a blade body with a center hole in the geometric center, a cutting unit is arranged on the upper surface of the blade body, and the cutting unit comprises an arc edge located at the vertex angle of the blade body and a main cutting edge connected with the two ends of the arc edge. Chip flutes are formed in the main cutting edge in the direction extending towards the center hole, and every two adjacent chip flutes located at the vertex angle are symmetrically separated through an isolation belt; the main cutting edge includes a wave-shaped cutting edge, the wave shape of which is shaped in an axial direction. Through the design of the wave-shaped cutting edges, the chip flutes and the isolation belts, the cutting force is effectively reduced, the chip treatment is improved, the quality of the machined surface is remarkably improved, and the service life of the cutter is remarkably prolonged.

The invention relates to the technical field of steel strip cutting and slitting, in particular to cold-rolled steel strip slitting equipment which comprises a cutting mechanism, the cutting mechanism comprises a cutting knife used for cutting a steel strip, a first iron core is arranged on the side wall of the cutting knife in a sliding mode, and a first electromagnetic coil making contact with the first iron core is arranged on the outer gap of the first iron core in a sleeving mode; and the bottom end of the cutting knife is fixedly connected with a second iron core. After a steel belt is placed on the top of the cutting table, the steel belt can push a rotating wheel and a rolling frame to synchronously move upwards, the telescopic end of a first elastic telescopic rod drives a first conducting strip to slide on a first resistance plate, the current of a first sliding rheostat is detected through a current detection module in a PLC, and therefore the thickness of the steel belt is fed back; according to the thickness of the steel belt, the PLC controls current introduced into the first electromagnetic coil and the second electromagnetic coil, so that the cutting knife generates proper frequency to perform high-frequency vibration up and down and left and right.

The invention relates to the technical field of hard alloy, in particular to a hard alloy and a machining method. The machining method comprises the following steps that tungsten carbide, cobalt and titanium carbide are weighed according to a preset proportion; tungsten carbide, cobalt and titanium carbide are put into a ball mill to be mixed, and a mixture is obtained; performing granulation on the mixture; the granulated raw materials are put into a mold to be shaped, and a green body is obtained; sintering the green body to obtain a semi-finished product; and cutting, grinding and polishing the semi-finished product to obtain the hard alloy. By optimizing the raw material ratio, the hardness, toughness and bending strength of the hard alloy are remarkably improved, and the hard alloy can still keep good use performance under various severe working conditions. The production efficiency is improved, and the production period is shortened. Raw material inspection and finished product detection are enhanced, stable and reliable product quality is ensured, diversified requirements of customers are met, and therefore the problem that existing hard alloy is low in comprehensive performance is solved.

The invention relates to the technical field of gypsum board production, and discloses a gypsum board cutting device for gypsum board production and processing, which comprises a cutting table, the top of the cutting table is fixedly connected with a fixing frame, the top of the cutting table is slidably connected with two roller frames, and a motor is started to drive a first connecting rod to rotate and enable a second connecting rod to rotate; when the second connecting rod rotates, a sliding block can be pushed to move up and down, when the sliding block moves downwards, a fixing rod moves downwards, a cut-off tool descends, the cut-off tool makes contact with a gypsum board, a first connecting rod is driven to descend and slide on the side wall of a concave-convex block, and then the first connecting rod is squeezed; the gypsum board cutting device moves towards the first fixing plate to drive the cut-off tool to move, the cut-off tool moves transversely while extruding a gypsum board, and when the cut-off tool conducts transverse cutting, the cutting force is small, tearing of surface layer paper of the gypsum board is reduced, and burrs are effectively prevented from occurring after the surface layer paper of the gypsum board is cut.

The invention discloses a tool and a method for conducting self-driven micro-vibration cutting through the tool, and relates to the technical field of machining, the tool comprises a tool bit and a tool bar, the tool bit is in a frustum shape, and the tool bit is fixedly connected with one end of the tool bar; the edge of the large bottom face of the tool bit is a cutting edge, the cutting edge is divided into a plurality of sections of sub-cutting edges in the circumferential direction of the tool bit, and a cutting groove is formed between any two adjacent sub-cutting edges of the tool bit. Each sub-cutting edge is gradually close to the cutter bar in the axial direction from one end to the other end, the end, close to the cutter bar, of each sub-cutting edge is a near end, and the end, away from the cutter bar, of each sub-cutting edge is a far end; one side of the cutting groove is the near end of one sub-cutting edge, and the other side of the cutting groove is the far end of the other sub-cutting edge. The method comprises the steps that S1, a to-be-machined workpiece is fixed to a workbench of a machine tool; s2, a cutter bar of the cutter is fixedly connected with a main shaft of the machine tool; and S3, the workpiece is cut through a cutter. Through the design of angles and sections of the cutting edges on the tool bit, self-driven micro-vibration is achieved, and therefore the machining quality and efficiency are improved.

The invention discloses a method for grinding hard and brittle material micro-holes under the assistance of high-frequency ultrasonic vibration, which comprises the following steps: (1) a tool for machining the hard and brittle material micro-holes of less than 1mm is prepared, and the tool comprises a tool matrix framework provided with chip flutes and diamond abrasive particles electroplated on the matrix framework; (2) selecting a proper diamond abrasive particle size according to the pore diameter of the micro-pore below 1mm; and (3) introducing high-frequency ultrasonic vibration to carry out auxiliary machining on the micro holes. And (4) micro holes smaller than one millimeter are machined for the hard and brittle materials, and a high-frequency ultrasonic vibration auxiliary machining method with the higher frequency is used. And (5) verification is carried out for high-frequency ultrasonic vibration assisted machining of the micro-hole, and introduction of high-frequency ultrasonic vibration can guarantee the machining quality of the micro-hole and the service life of a tool.

The invention discloses a C60 nanofluid minimal quantity lubrication turning method for a difficult-to-machine material, and belongs to a machining method. The cutter is especially suitable for cutting machining of difficult-to-machine materials. The nanofluid is prepared from fullerene C60 carbon nanospheres, trace lubricating oil based on plant components and a high-efficiency dispersing agent through accurate proportioning and a specific preparation process. The fullerene C60 carbon nanospheres can form a stable dispersion system in the cutting fluid due to the unique molecular structure and physicochemical properties, and exert excellent lubrication and antifriction effects in the cutting process. The trace lubricating oil has good biodegradability and environmental friendliness, and also has good lubricating performance and cooling performance. The dispersing agent ensures that the carbon nanospheres are uniformly dispersed in the cutting fluid, and agglomeration and precipitation are avoided. The nanofluid can remarkably improve the lubricating effect and cooling performance of cutting machining, reduce the cutting force and cutting heat, prolong the service life of a cutter and improve the machining quality and efficiency.

The application discloses a groove cutter for machining a turbocharger shell annular groove and a turbocharger shell, the groove cutter comprising a first cutter body, a second cutter body and a cutting edge. The stable clamping of the first cutter body lays a foundation for machining precision, avoiding machining errors caused by clamping deviation; the design of the chip removal angle A and the support angle B of the second cutter body not only solves the problem of chip removal, but also enhances the strength of the groove cutter, reduces cutting heat and groove cutter deformation; the cutting edge comprises a straight edge section and a semicircular edge, which controls the cutting contact area, reduces the cutting force and vibration, and protects the edge. The joint action of these designs not only makes the machining precision of the annular groove meet the assembly and use requirements of the shell, but also improves the service life of the groove cutter, reduces the number and time of tool replacement, reduces the machining cost, improves the overall machining efficiency, and fully meets the batch production requirements of the new energy automobile turbocharger shell.

The invention discloses trimming equipment for a sealing groove in the end of a fixed flange, and belongs to the technical field of chemical equipment production. The flange grinding device comprises a base plate provided with a fixing shaft sleeve, the base plate is provided with fixing bolts for fixing a flange to be ground in the circumferential direction, a driving sleeve is rotationally connected with the fixing shaft sleeve, the driving sleeve is connected with a base, radial adjusting devices are arranged at the two ends of the base, and an adjustable guide rod base is connected with a tool apron. The middle part of the axial adjusting device is in sliding fit with the center of the fixed shaft sleeve, and the other end of the axial adjusting device is in threaded connection with the interior of the fixed shaft sleeve; the feeding control mechanism comprises a feeding screw and a feeding control piece, and the two ends of the feeding control piece are connected with the tool apron in a sliding mode. The rotating driving sleeve drives the base and the cutter on the cutter holder to rotate around the axis; the driving sleeve is rotated to drive the base and the tool on the tool apron to rotate around the axis, the sealing groove of the flange to be ground is trimmed, the cutting depth can be precisely controlled, and the trimming precision is improved.

The invention discloses an effective refining method for a multi-phase structure of a weldable Ni3Al-based alloy, and belongs to the technical field of nickel-based alloy multi-phase structure regulation and control. The method comprises the following specific steps: carrying out laser remelting treatment on the weldable Ni3Al-based alloy at the speed of 1500-4500W-10mm / s by using an SMATLas Series 5M-6000W (China) type optical fiber laser generator, so that the structure of the weldable Ni3Al-based alloy is refined to a greater extent; the weldable Ni3Al-based alloy subjected to remelting treatment is placed in a high-temperature heat treatment furnace to be subjected to high-temperature aging treatment at the temperature of 940-1020 DEG C for 500 h; thermal stress after laser remelting is eliminated; carrying out furnace cooling treatment on the weldable Ni3Al-based alloy subjected to heat treatment; and finally, the weldable Ni3Al-based alloy with effectively refined multi-phase structures and excellent high-temperature mechanical properties is obtained. According to the weldable Ni3Al-based alloy prepared through the method, the beta phase size in a multi-phase structure is small, the shape tends to be nearly spherical and is evenly distributed, and the high-temperature mechanical property is remarkably improved.

The invention relates to the field of machining, and discloses a coated tool and a coating preparation process thereof.The coated tool comprises a tool bit, a tool bar is integrally and fixedly connected to the bottom of the tool bit, a tool fixing structure is fixedly connected to the bottom of the tool bar, and a threaded groove for locking is formed in the upper end of the side face of the tool fixing structure; a rotary knob for fixing is in threaded connection in the area, corresponding to the threaded groove for locking, of the side face of the tool fixing structure, a first cooling liquid channel is formed in an inner cavity of the tool bit, the inner cavity of the tool fixing structure is hollow and communicates with the inner cavity of the tool bit, and an alloy supporting rod is movably inserted into the inner cavity of the tool fixing structure; according to the coating cutter, the self-locking gasket is used for preventing looseness, mounting and dismounting are easy and convenient, the built-in cooling liquid channel is used for heat dissipation and lubrication, multiple assemblies are matched for stable positioning, the coating technology is precise, the performance is improved, the stability, working efficiency, machining precision and adaptability of the cutter are greatly improved, the service life of the cutter is greatly prolonged, and the operation difficulty and production cost are reduced.

The utility model relates to the technical field of dried meat floss processing, and provides a dried meat floss splitting machine which comprises a machine frame, a conveying belt wound around the machine frame, a driving assembly arranged on the machine frame and used for driving the conveying belt to conduct conveying, and a cutting assembly arranged on the machine frame and used for cutting dried meat floss. The cutting assembly comprises a cutter connected to the mounting frame in a sliding mode, a swing arm rotationally connected to the upper end of the cutter, a rotating wheel rotationally connected to the swing arm and a second driving motor driving the rotating wheel to rotate, the swing arm is eccentrically arranged on the rotating wheel, the rotating wheel is rotationally connected to the mounting frame, and the second driving motor is arranged on the mounting frame. The device has the beneficial effect that the cutting precision of the dried meat floss fibers is improved.

The utility model relates to the field of pencil holder manufacturing, in particular to an assembled milling cutter capable of realizing quick positioning and mounting of a blade, which comprises a main body, the mounting cavities are uniformly formed in the outer surface of the main body according to the spiral line track, and at least two mounting cavities are formed in the element line of the outer surface of the main body; a positioning groove is formed in the mounting cavity, the cutter body assembly can be quickly disassembled and assembled in the mounting cavity through the positioning groove, and by arranging the positioning groove, quick positioning during mounting of the cutter body assembly can be better completed, meanwhile, the stability of the cutter body assembly during machining is improved, and the machining quality of the cutter is further guaranteed.

This invention relates to a teardrop-shaped chip divider for precision broaching of tenon grooves in aero-engines, belonging to the field of aero-engine manufacturing technology. The chip divider features a smooth contour composed of arcs and straight lines within a specific range, and is tangentially connected to the back face of the cutting teeth. This results in a large, smooth, streamlined cross-section without sharp points, effectively solving the industry problem of sharp-cornered chip dividers scratching the machined surface of the workpiece during precision broaching. While ensuring chip breaking and chip separation functions, it significantly improves the surface roughness quality of the tenon groove. It is suitable for precision broaching of high-requirement parts such as compressor discs and fan discs, improving blade machining efficiency.

This utility model relates to the field of metal processing technology, specifically to a metal processing cutting tool. It includes a tool body, a tool holder, and a cutting head disposed at one end of the tool holder. A first drive shaft is fixedly mounted at one end of the tool holder, and a first mating hole is formed at the end of the first drive shaft away from the tool holder. A central rod is rotatably mounted at the first mating hole, and a second drive shaft is mounted at the end of the central rod away from the tool holder. This utility model incorporates a central rod within the tool body. The rotation of the central rod generates rotational inertia, which counteracts low-frequency vibrations, thereby improving the stability of the cutting process and resulting in less chip breaking at the workpiece.

The present application belongs to the field of processing tools of cam curve lens barrel, disclose a kind of cam curve zoom lens barrel high-precision milling clamps, including zoom lens barrel body, mandrel, centering ring, tool base, mandrel outer circle is designed with the angle guide groove four groups with bottom surface, for the filling of molten wax, the centering ring in the present application is placed in tool base, after being pressed, the change of inner hole and outer circle diameter, cooperate with mandrel outer circle and tool base;Through mandrel outer circle and tool base end face to zoom lens barrel body positioning, guarantee the rigidity and machining precision when zoom lens barrel body processing;Through the design of pin hole on zoom lens barrel body, ensure the starting position determination of cam curve milling when sub-clamping.This application simple structure, compact, operability is strong;Solved the low rigidity problem when zoom lens barrel cam curve milling.

The application relates to the technical field of insulator manufacturing, and discloses a roughing device for an electric porcelain insulator blank, which comprises a rack, a mold is rotationally connected to the upper surface of the rack, and a lifting frame is slidably connected to the outer surface of the rack; an adjusting shaft is rotationally connected to the outer surface of the lifting frame, a first roughing cutter and a second roughing cutter are fixedly connected to one end of the adjusting shaft, and a first adjusting assembly is arranged at the other end of the adjusting shaft and used for controlling the rotating angle of the adjusting shaft. The roughing device for the electric porcelain insulator blank can effectively solve the problem that, when the cutting amount of the blank is large, the cutting resistance of the roughing cutter is large, the roughing cutter vibrates, scratches, unevenness, burrs and other defects appear on the surface of the blank, the surface flatness is reduced, the size precision of the electric insulator blank is reduced, and the electrical performance and appearance of the insulator are affected.

The application belongs to the technical field of advanced manufacturing and mine machinery equipment, and discloses a preparation method of a full-negative Poisson ratio energy-absorbing component, which solves the problem that the existing energy-absorbing component design cannot meet the high energy-absorbing demand under extreme impact working conditions. The method comprises the following steps: (1) full-parameterization design of a macro-negative Poisson ratio structure based on multi-target Bayesian optimization; (2) preparation and process parameter simulation optimization of a micro-negative Poisson ratio steel forming powder; (3) laser additive-warm subtractive composite preparation of a full-negative Poisson ratio porous structure component; and (4) post-heat treatment of the full-negative Poisson ratio porous structure component and macroscopic and microscopic toughening regulation. The application greatly improves the energy-absorbing efficiency, breaks through the bottleneck of high-precision preparation of a complex interconnected porous structure, and realizes the optimal balance of full-parameterization design and multi-target performance.

The utility model relates to a cutting edge structure of a transverse feeding grooving blade, and belongs to the technical field of cutters. A cutting edge structure of a transverse feed grooving blade comprises a cutting edge body. The blade body is provided with two cutting edges, the two cutting edges are located on the two opposite sides of the blade body respectively, and the blade body is provided with a main cutting angle A1 and a backlash angle A2. The cutting edge is provided with a tool nose arc Ra and a tool top arc Rb. Through the design of the bilaterally symmetrical two-section type cutting edge, when the cutting edge conducts transverse cutting, compared with a traditional cutting edge, the cutting force borne by the cutting edge is smaller, the feeding speed is higher, and then the technical problem that a traditional grooving cutter is prone to bending is solved.

This utility model provides a die-cutting device for cutting interlocking floorboards, including a first template, a first pad, a second pad, and an alignment mechanism. Several alignment mechanisms are provided on the edges of both the first template and the first pad. The first template is positioned above the first pad via these alignment mechanisms, and reciprocates in a direction approaching or moving away from the first pad. The first template also includes a first die core and several cutting components. The first die core is located on the lower surface of the first template, and the cutting components are fixed to the first die core and oriented towards the first pad. The second pad is detachably mounted on the first pad and is used to adjust the effective stroke of the cutting components. The effective stroke is the distance between the lower surface of the first die core and the cutting edge of the cutting components, used for cutting the workpiece. The second pad has an adjustment state and a working state. In the adjustment state, the second pad is mounted on the first pad, and the first template descends to above the second pad, causing the cutting components to contact the upper surface of the second pad and fixing them to the first die core.

The application belongs to the field of grinding wheel grinding, and provides a portable retractable grinding wheel ultrasonic electrolytic machining device and method, which comprises a driving shaft and a variable amplitude rod arranged coaxially, one end of the variable amplitude rod is movably abutted against a workpiece to be machined, and the other end is movably inserted into the driving shaft to form a gas pressure flow channel and an electrolyte flow channel which are not connected with each other in the driving shaft; a plurality of ultrasonic vibration devices are arranged on the outer wall of the variable amplitude rod in sequence along the axial direction of the variable amplitude rod, and the plurality of ultrasonic vibration devices are movably abutted against each other and used for generating high-frequency ultrasonic vibration. Compared with the prior art, the application has the advantages that the gas pressure is used to drive the outer diameter of the retractable grinding wheel to be away from the precision selection of a suitable retractable grinding wheel, and different machining requirements are adapted; meanwhile, the ultrasonic vibration and electrolytic machining operation are combined, the cutting force in the machining process is effectively reduced, the deformation and surface damage of the workpiece are reduced, the vibration energy is uniformly transmitted to the grinding wheel and the workpiece, and the machining precision and efficiency are ensured.

The invention relates to the technical field of ceramic matrix composite part machining, in particular to a ceramic matrix composite flow guide plate machining method which comprises the steps that a part blank of a fan-shaped section structure is machined, a central positioning hole, a fan-shaped section bevel edge, an inner arc edge and an outer arc edge are roughly machined through long-pulse laser, and then the fan-shaped section bevel edge, the inner arc edge and the outer arc edge are machined; performing finish machining on the outer molded surface, the bevel edge of the fan-shaped section, the inner arc edge, the outer arc edge, the inner molded surface and the central positioning hole by adopting ultrasonic vibration auxiliary milling equipment, and finally performing laser machining on the air film hole; and the whole ring blank is machined, ultrasonic vibration auxiliary milling equipment is firstly adopted for machining, then laser machining is conducted on the air film hole, then long-pulse laser is adopted for cutting the whole ring blank into a part blank, and finally the ultrasonic vibration auxiliary milling equipment is adopted for conducting finish machining on the part blank. According to the method, long pulse laser cutting and ultrasonic vibration auxiliary milling machining are combined, and the air film holes are machined through laser, so that the machining stability, efficiency, reliability and quality of the ceramic-based composite material flow guide plate can be improved.

The utility model relates to a fast feed milling cutter, and belongs to the technical field of cutting tools. A fast feed milling cutter comprises a holding section, a connecting section and a hole milling section. The holding section is used for being installed on a hole milling device. And one side of the connecting section is coaxially mounted on the holding section. The hole milling section is coaxially installed on the side, away from the holding section, of the connecting section, and the hole milling section is provided with a first arc-shaped cutting edge, a second arc-shaped cutting edge and a third arc-shaped cutting edge. The hole milling device rotates to drive the holding section to rotate, and the hole milling section abuts against the part so that a blind hole can be formed in the part. The strength of the cutting edge formed by the three sections of arcs is higher than that of a linear cutting edge, and due to the fact that the contact length of the three sections of arc-shaped cutting edges and a workpiece is longer, under the same cutting parameters, due to the fact that the contact face is longer, cutting force borne by the cutting edge per unit length is smaller and lower, the service life of the cutter is longer, or under the same service life, machining parameters can be improved, and machining efficiency is improved. And higher cutting efficiency is obtained.

The invention provides a total synthesis titanium alloy cutting fluid and a preparation method thereof. The total synthesis titanium alloy cutting fluid is prepared from the following raw materials in parts by weight: 55 to 60 parts of deionized water, 22 to 26 parts of sulfonate type ionic liquid, 7 to 9 parts of extreme pressure additive, 4.5 to 5.5 parts of antirust agent, 2.5 to 3.0 parts of catalase, 1.2 to 1.6 parts of antibacterial agent, 1.2 to 1.6 parts of stabilizer and 1.0 to 1.5 parts of defoaming agent. The prepared fully-synthesized titanium alloy cutting fluid can effectively lubricate titanium alloy for a long time under the conditions of high speed and high temperature, so that the abrasion of a tool in the machining process is remarkably reduced, and the service life of the tool is prolonged. And meanwhile, the surface machining quality of the titanium alloy workpiece is also remarkably improved, so that the workpiece is smoother and more accurate.

The invention discloses a method for preparing a hard alloy cutter with an incomplete covering coating on a core part and a cutting blade. The hard alloy cutter comprises a clamping part and a cutting part, the cutting part comprises a front cutter surface, a rear cutter surface, an auxiliary rear cutter surface, a main cutting edge formed by intersecting the front cutter surface and the rear cutter surface, and an auxiliary cutting edge formed by intersecting the front cutter surface and the auxiliary rear cutter surface; the method for preparing the hard alloy cutter with the incomplete covering coating on the core comprises the following steps that S1, the hard alloy cutter to be coated is placed and then fed into a chemical coating furnace or a physical coating furnace, and a first pre-coating completely covering a cutting part of the hard alloy cutter to be coated is prepared; s2, the first precoating on at least one of the front tool face, the rear tool face and the auxiliary rear tool face of the cutting part is subjected to material removal machining, and a first coating incompletely covering the core part of the hard alloy tool is formed; and S3, the whole to-be-coated hard alloy cutter is fed into a physical coating furnace, and a second coating completely covering the cutting part of the to-be-coated hard alloy cutter is prepared. The method can be used for preparing the hard alloy cutter and the cutting blade which are high in cutting efficiency and long in service life and are provided with the incompletely-covered coating at the core part.

The invention relates to a fixing clamp for drilling and tapping machine machining, and belongs to the technical field of drilling and tapping machine machining. The fixing clamp for drilling and tapping machine machining comprises a mounting base, a plurality of mounting grooves are formed in the outer side of the mounting base, fixing bases are movably arranged on the inner sides of the mounting grooves, and gaps exist between the fixing bases and the mounting grooves; the two ends of the fixing base are fixed into the mounting grooves through buffer mechanisms, a plurality of fixing grooves are formed in the upper side of the fixing base, and a plurality of positioning mechanisms for fixing workpieces into the fixing grooves are rotationally arranged on the inner side of the fixing base. On one hand, the situation that the screw tap is attached to the inner hole wall of the workpiece for a long time is avoided, the screw tap is prevented from generating much cutting heat, the service life of the screw tap is prolonged, the positioning mechanism can fix the workpiece on the inner sides of the fixing grooves at the same time, and the workpiece fixing efficiency is improved.

This utility model provides a wear-resistant and high-toughness composite titanium-based cermet cutting tool, relating to the field of metal cutting technology. It includes a tool head assembly, which comprises a titanium-based cermet base, a transition layer, and a composite wear-resistant coating. The composite wear-resistant coating is deposited on the surface of the tool head assembly by magnetron sputtering. The transition layer covers the outer side of the composite wear-resistant coating. The tool head assembly consists of a titanium-based cermet base, a transition layer, and a composite wear-resistant coating. The 8-12μm thick composite wear-resistant coating is applied to the surface by magnetron sputtering, effectively resisting wear and significantly extending the tool head's service life. The transition layer covers the outer side, enhancing the bonding force between the coating and the base, uniformly dispersing stress, and improving overall stability. The cutting edge on the outer side of the titanium-based cermet base has a reasonable angle design for efficient cutting. A locking groove below the base forms a tool clamping rod, providing a secure connection and facilitating installation and disassembly. This allows the tool head assembly to operate accurately and efficiently in various cutting operations, reducing maintenance costs and improving processing efficiency and product quality.

A processing method for a thin-wall cavity sealing ring part, comprising the following steps: S1, clamping and positioning the forging blank, turning the first curved surface and the outer circle on the part and leaving a margin; S2, rough boring the center hole: rough boring the center hole and the first fillet between the first curved surface and the center hole, and leaving a margin; S3, rough turning the annular groove on the part and leaving a margin; S4, finishing turning the first curved surface, the center hole and the first fillet to size; S5, finishing turning the outer circle and the transition round angle R1 of the first curved surface and the outer circle; S6, finishing turning the annular groove; S7, rough turning the second fillet of the part; S8, cutting: cutting the part from the forging blank to obtain a semi-finished part; S9, clamping the semi-finished part obtained in step S8 by using a clamping tool, rough turning the second curved surface on the other side of the part and leaving a margin; and then finishing turning the second curved surface and the second fillet to size, and finishing turning the transition round angle R2 of the second curved surface and the outer circle.

The profiling ball cutter comprises a handle part and a cutting part, the edge diameter of the cutting part is increased and then decreased from the end away from the handle part to the end close to the handle part, the cutting part comprises a circumferential edge part and a ball head part which are sequentially connected to one end of the handle part, and the circumferential edge part is provided with four circumferential edges; the ball head part is provided with four-edge ball head edges, the four-edge ball head edges are respectively connected with four peripheral edges, the correspondingly connected ball head edges and peripheral edges are spirally wound on the cutting part in an S shape from one end far away from the handle part to one end close to the handle part, and the curvature of the ball head edges is gradually increased and then gradually reduced from one end far away from the handle part to one end close to the handle part. The profiling ball cutter provided by the utility model has good cutting performance and also has good wear resistance.