153 results about "Honing" patented technology

The invention discloses a design method of a complex shape modifying and finishing wheel and a honing wheel for internal meshing powerful gear honing, and relates to the technical field of machine manufacturing. The method comprises the following steps: establishing a trimming wheel tooth surface numerical model, and judging whether the modification amount of the trimming wheel tooth surface numerical model meets the modification requirement or not; if yes, establishing a space coordinate conversion relation and a conjugate meshing equation of the dressing wheel and the honing wheel, and establishing a honing wheel tooth surface numerical model in combination with the dressing wheel tooth surface numerical model; according to the space coordinate conversion relation between the workpiece gear and the honing wheel and the honing wheel tooth surface numerical model, a complex modification workpiece gear tooth surface numerical model is established, and whether the modification amount of the complex modification workpiece gear tooth surface numerical model meets the modification requirement or not is judged; and if yes, a dressing wheel three-dimensional solid model and a honing wheel three-dimensional solid model are established according to the dressing wheel tooth surface numerical model and the honing wheel tooth surface numerical model respectively. According to the method, precise design and verification of the complex shape modifying and finishing wheel and the honing wheel for powerful gear honing can be achieved.

The invention relates to the technical field of mechanical manufacturing and machining, in particular to a dressing wheel and honing wheel design method for improving contact line stability in the gear honing machining process. Based on workpiece gear parameters, a left and right tooth surface mathematical model is established, a honing process space coordinate conversion relation is established, a conjugate meshing relational expression is derived by combining the relative slip speed of meshing contact points and a normal vector, and a tooth surface contact line model is established; and the calculation modeling of the two-dimensional projection of the left and right tooth surface contact lines, the projection intersection point position and the variation under the same rotation angle is realized. And a honing wheel dressing contact line model under dressing wheels with different tooth numbers and a tooth surface contact line intersection projection model in the dressing and honing process under the tooth number difference are established. A honing wheel and variable tooth number dressing wheel design method is provided, and geometric and technological parameters of the honing wheel and the variable tooth number dressing wheel are determined; and a trimming and honing two-degree-of-freedom conjugate meshing relation and a modified tooth surface numerical model are constructed and verified, discretization and point cloud processing are conducted on the model, high-precision tooth surface point cloud is obtained, and accurate machining of a trimming wheel and a honing wheel is guided.

The invention discloses a pressure self-adaptive regulation and control method for an oil pressure driving honing head, and relates to the technical field of honing head pressure control evaluation, and the method comprises the steps: integrating multi-source sensor data, including honing head vibration amplitude, oil pressure system pressure fluctuation frequency and main shaft motor load current, and comprehensively calculating a honing state index; therefore, the processing state is accurately evaluated. The method has the technical effects that early-stage signs of abnormal machining can be automatically identified, for example, safety, early warning and abnormal states are distinguished through threshold interval division of honing state indexes, and corresponding pressure adjustment strategies are executed. The current pressure is maintained in the safe state, proportional regulation and control are carried out in the early warning state to slightly correct the pressure, and great adjustment or emergency shutdown measures are taken in the abnormal state, so that machining quality reduction or equipment damage caused by pressure inadaptation is effectively avoided. According to the method, continuous self-adaptive regulation and control in the machining process are achieved, the manual intervention requirement is reduced, the honing precision, the equipment reliability and the production efficiency are improved, meanwhile, the fault risk is reduced through the early warning and shutdown functions, and the method is suitable for high-requirement precision machining scenes. And monitoring and adjustment are executed circularly, so that the stability and consistency of the whole machining process are ensured.

A cutting tap is provided which suppresses breakage and wear of a blade during tapping and has high durability. In a nitriding treatment step (P2), a nitrogen diffusion layer in which nitrogen atoms contained in an atmosphere gas diffuse from the surface of a tool base material of the cutting tap under heating is formed, and then, in a honing treatment step (P3), an abrasive particle is made to collide with a cutting blade portion of the tool base material of the cutting tap to round the cutting blade portion and remove a blade tip. The cutting blade portion is made to have a thick nitrogen diffusion layer in advance by diffusion from a rear clearance face and diffusion from a front rake face, and the nitrogen concentration and hardness of the blade tip of the cutting blade portion are relatively high and mechanically brittle. Therefore, by removing the mechanically brittle blade tip, wear and breakage of the cutting blade portion of the cutting tap are reduced, and a tool performance capable of maintaining good cutting performance for a long period of time can be obtained.

The invention discloses a device and method for free honing machining of a straight tooth inner gear ring. The device comprises a three-axis vertical machine tool, a honing wheel clamping cutter handle, a cylindrical spiral gear honing wheel, a gear ring clamping structure, a gear ring clamp center positioning ring, a gear ring clamp rotary table, a gear ring clamp rotary table main shaft, a gear ring clamp dip angle adjusting seat, a gear ring clamp base positioning reaming hole, a gear ring clamp dip angle fixing screw and a gear ring clamp dip angle adjusting seat hinge pin. The gear ring clamp comprises a gear ring clamp base, a dip angle positioning reference cylinder and a dip angle positioning column. Free honing machining of the straight tooth inner gear ring is achieved through cooperation of movement of a common three-axis vertical machine tool and the design of a special clamp, and the equipment cost of honing machining is reduced; through the ingenious design based on the dip angle positioning column and the dip angle positioning reference column, honing of a straight tooth inner gear ring of a non-parallel shaft is achieved, and the problem that in traditional parallel shaft honing, tooth-direction textures are likely to exist on the tooth profile surface through rotation and axial reciprocating motion is solved in a low-cost mode.

The application discloses a high-bearing low-noise special gear precision machining process, which comprises the following steps: precision die forging and isothermal normalizing, double-reference composite finish turning, self-adaptive roll-scrub composite near-net forming, segmented and partial-pressure gradient carburizing and quenching, deep cryogenic graded aging, reference reconstruction flexible honing polishing, pulse laser shock strengthening, tooth root fillet roll strengthening, full-parameter precision detection, hierarchical selection and micro-correction. The application solves the problems of large deformation, low precision, poor fatigue and high noise in traditional processes through the synergistic control of forming-stress-precision-surface morphology, and the special tooth profile is stably up to DIN 4-5 level, the tooth surface is Ra≤0.2 microns, the fatigue life is increased by more than 60%, and the noise is reduced by 6-10 dB. The process combination is not obvious and has outstanding creativity, and is suitable for high-precision batch manufacturing of special gears of high-end equipment such as new energy vehicles and high-speed heavy-duty transmission.

The invention relates to the technical field of surface treatment, in particular to a laminated dimensional coating for prolonging the service life and improving the reliability of the inner surface of a cylinder sleeve and a preparation method thereof. The honing technology is adopted for machining the honing lines which are crossed in the transverse dimension and the longitudinal dimension on the surface of the cylinder sleeve, the micro roughness of a micro platform and the honing lines is reduced through sand blasting treatment, and the inner surface of the cylinder sleeve is subjected to nitriding treatment through the plasma nitriding technology; the Si layer, the Si-C transition layer and the Si / DLC-based solid lubricating film are injected into a tiny platform and honing lines of the cylinder sleeve through the plasma chemical vapor deposition technology. Through the steps, the multi-dimensional and multi-layer superposed dimensional coating is constructed in the tiny platform and the honing lines on the surface of the cylinder sleeve, the reliability of the cylinder sleeve can be improved in a multi-dimensional and multi-layer mode, and the service life of the cylinder sleeve can be prolonged in a multi-dimensional and multi-layer mode.

The invention discloses an internal meshing powerful gear honing tooth surface temperature field calculation method based on a superposition point heat source, and belongs to the technical field of gear machining and manufacturing. Comprising the steps of constructing a tooth surface equation and a honing machining coordinate system, calculating a relative speed vector between a gear and a honing wheel in the honing machining process, determining a tooth surface contact point based on the meshing principle according to the relative speed vector between the gear and the honing wheel, calculating the heat flux density at the tooth surface contact point, and obtaining a continuous tooth surface contact line heat source based on the heat flux density. On the basis of the point heat source superposition principle, contact point heat sources of the whole tooth surface are superposed, and the temperature rise generated by the whole tooth surface to a target point in the honing machining process is calculated. According to the method, the dynamic gear honing machining process is accurately simulated, the problem that a traditional temperature field method is not applicable is solved, through high-precision calculation, gear surface burning can be effectively prevented, the technology is optimized, residual stress is predicted, a key tool is provided for improving gear quality, and the method is efficient in calculation and convenient for engineering application.

The invention relates to the technical field of gear machining, and discloses an internal gearing powerful gear honing tooth surface residual stress field calculation method based on force-heat coupling. The method comprises the following steps: establishing a honing motion coordinate system to calculate three-dimensional coordinates and relative speed of a contact point, and constructing a three-dimensional to two-dimensional coordinate mapping mechanism; constructing a tooth surface temperature field model based on the relative speed, the correction of heat taken away by cuttings and the point heat source superposition principle; respectively solving mechanical and thermal load stress fields based on the two-dimensional coordinates and the temperature field, and superposing to obtain total elastic stress; and an elastic-plastic constitutive relation and a yield criterion are introduced, stress relaxation calculation is performed through a step-by-step unloading method and a plastic release stress balance equation, and the final residual stress is obtained. The method solves the problems of lack of force-heat coupling mechanism analysis and insufficient stress evolution calculation precision in the prior art, and realizes accurate prediction of the internal meshing gear honing residual stress.

The invention discloses a machining technology of a precise deep hole part. The machining technology comprises the following steps that S10, blanking is conducted; s20, solid solution aging; s30, roughly turning an outer circle and chamfering; s40, a middle hole is drilled through a gun; s50, roughly turning the appearance; s60, stress relief aging is carried out; s70, roughly turning the outer circle; s80, the small end is subjected to semi-finish turning; s90, the large end is subjected to semi-finish turning; s100, honing an inner hole; s110, the outer circle is finely ground; and S120, the two ends are subjected to finish turning, and the precise deep hole part is obtained. Compared with the prior art, the technology has the following beneficial effects that 1, the technology is adopted for machining, and the requirement for the coaxiality of 0.02-0.03 of the outer circle of a deep hole in a drawing can be met after machining; 2, the coaxiality of the center hole and the outer circle after gun drill machining can be effectively rectified by adopting the expansion sleeve clamp to roughly turn the outer circle, the subsequent outer circle grinding allowance is reduced, and the machining efficiency is improved;

The utility model discloses a honing machine clamping mechanism which comprises a base, two first lead screws are rotationally connected to the top of the base in a sleeved mode, a first rotating mechanism used for driving the two first lead screws to rotate synchronously is installed in the base, and bosses are connected to the first lead screws in a sleeved mode through threads. An annular lifting seat is fixed between the two bosses, an annular first fixing seat is fixed to the top of the lifting seat, four first sleeves arranged in a circumferential array are slidably connected into the first fixing seat in a sleeved mode, the cross section of each first sleeve is rectangular, and a second lead screw is connected into each first sleeve in a sleeved mode through threads. The second lead screw is rotationally sleeved with a second fixing base, and the second fixing base is fixed to the top of the lifting base. According to the honing device, it can be guaranteed that clamping can be conducted in place in all directions, adjustment can be conducted according to the machining position, and accurate honing can be conducted on a workpiece.

The utility model discloses a length-adjustable honing rod modular connecting mechanism, which relates to the technical field of honing rods, and comprises a first honing rod, the inside of the first honing rod is hollow; the second honing rod is connected to the interior of the first honing rod in a sliding manner; the connecting structure is arranged outside the second honing rod; the connecting structure comprises a first connecting block, a second connecting block, a third connecting block and a connecting bolt. The exterior of the first connecting block is fixedly connected with the exterior of the second honing rod, and the side face of the first connecting block is fixedly connected with the side face of the second connecting block. By means of the multi-stage adjusting design of the first connecting hole and the second connecting hole and the combination of the quick locking and unlocking functions of the connecting bolt and the nut, the length of the honing rod can be quickly and accurately adjusted, the requirements of workpieces with different machining hole diameters and depths are met, and honing machining adaptability and efficiency are greatly improved.

The invention discloses a piston ring double-shaft ring surface honing device, and belongs to the technical field of piston ring machining, the device comprises a supporting seat, a honing rack is mounted at the top of the supporting seat, an inner cavity of the honing rack is connected with a telescopic curtain through a lifting assembly, the surface of the telescopic curtain is fixedly connected with a fixing plate, and the fixing plate is fixedly connected with the supporting seat. And a motor is mounted on the front side of the fixed plate through a bearing seat. The distance between the two arc-shaped plates is adjusted by rotating a nut, a piston ring is placed between the two arc-shaped plates to be fixed, then the upper face and the lower face of the piston ring are honed through matched use of a motor, a honing abrasive strip and a lower honing shaft, after honing is completed, an adjusting cap is rotated, a sliding sleeve, a linkage plate and a cross rail are matched, and the piston ring is honed. The piston ring is arranged on the surface of the honing abrasive strip in a sleeving mode, then the honing ring is installed in an inner cavity of the installation sleeve, then the clamping jaw can clamp and fix the bearing block, and finally the honing abrasive strip can drive the piston ring to rotate in the inner cavity of the honing ring to conduct honing on the outer circle face of the piston ring.

The invention discloses large-stroke honing equipment which comprises a machine base, a workpiece clamping assembly, a honing assembly, a moving assembly, a driving assembly and a power source controller. The machine base comprises a bottom plate, an I-shaped base and stand column channel steel. The workpiece clamping assembly comprises a positioning column and a positioning and clamping mechanism. The honing assembly comprises a diamond honing head, a honing head fixing device and a honing connecting rod; the moving assembly comprises a linear guide rail, a sliding block, a connecting plate, a knuckle bearing and a connecting rod. The driving assembly is arranged on the top of the stand column steel channel and used for driving the honing connecting rod to linearly move up and down. According to the invention, the rotation motion of the large turntable driven by the driving speed reducer is converted into the vertical linear motion of the honing connecting rod, and the honing connecting rod drives the diamond honing head at the lower end to automatically and linearly move up and down in the arc groove of the workpiece, so that the long-stroke vertical honing of the arc groove of the inner hole of the slender workpiece is realized, and the honing working efficiency is greatly improved; and the size precision, the straightness and the surface roughness of the inner arc groove of the workpiece are effectively ensured.

The invention discloses a gear cutter for finishing a honing wheel, and belongs to the technical field of gear cutters, the gear cutter comprises a base and a PCD blade arranged on the surface of the base, the base comprises a gear base body and a plurality of supporting teeth, chip removal holes are formed in the supporting teeth, an inner cooling hole is further formed in the base, and the PCD blade is arranged in the inner cooling hole. The inner cooling hole comprises a first hole section and a second hole section which are communicated with each other, the second hole section penetrates through the gear base body in the radial direction, and the first hole section penetrates through the interiors of the supporting teeth to be communicated with the chip removal hole. The supporting teeth are formed by splicing first splicing teeth and second splicing teeth in the rotating direction of the gear base body, a first notch and a second notch are formed in the opposite faces of the first splicing teeth and the second splicing teeth correspondingly, and the first notch and the second notch are spliced to form the first hole section. According to the honing wheel, the chip removal holes are formed in the supporting teeth, and when the honing wheel is trimmed, chip removal can be conducted on tooth grooves scoured out of the honing wheel.

This invention relates to the field of gear machining technology, specifically to a design method for a cylindrical diamond dressing tool for dressing internal meshing honing wheels. The method includes: determining the design parameters of the cylindrical diamond dressing tool; determining the working clearance angle; calculating the installation parameters; obtaining the cutting edge on the tool end face from the calculated offset conjugate surface; and using 3D software to axially helically stretch the cutting edge on the end face to obtain a 3D solid model of the tool. This design method can produce a cylindrical diamond dressing tool with a structural clearance angle, which not only simplifies the tool manufacturing and inspection process but also improves the strength and durability of the diamond cutting edge.

The present application relates to the technical field of remanufacturing, in particular to a beryllium bronze piston part inner wall damage repairing method, and its specific steps are as follows: S1, defect inspection; S2, electrode rod preparation; S3, electric spark coating repair; S4, cold welding machine remelting; S5, heat treatment; S6, inner hole honing; S7, repair verification; The present application adopts the method of electric spark coating repair + cold welding composite repair, which not only solves the problem of electric spark coating repair layer being not dense, but also solves the problem of difficult wire feeding in the cold welding inner hole repair process, and the specially-made electrode rod solves the problem of shaking of the long electrode rod rotating at high speed in the electric spark coating repair process, the metallographic of the repair layer does not have cracks and un-melted defects, the repair layer is metallurgically combined with the matrix, and the hardness of the repair layer reaches more than 90% of the matrix.

This invention relates to a dual-station vertical external gear honing machine tool, comprising a bed, a honing head, a Y-axis mechanism, an X-axis mechanism, a Z-axis mechanism, an A-axis mechanism, and an A1-axis mechanism. The A-axis mechanism includes an A-axis rotary slide and an A-axis drive component. The A-axis rotary slide is rotatably mounted on the Z-axis slide via the A-axis. The Z-axis column has a Z-direction movable cavity, and the A-axis drive component is housed within the Z-direction movable cavity. The A1-axis mechanism includes an A1-axis rotary support and an A1-axis drive mechanism. The A1-axis rotary support is located on the A-axis rotary slide, and the honing head is rotatably mounted on the A1-axis rotary support via the A1-axis. The A1-axis drive mechanism is located on the A1-axis rotary support and is used to drive the honing wheel spindle B of the honing head to oscillate along the A1-axis. This honing machine tool has a compact structure, reasonable layout, stable performance, and higher flexibility, significantly improving gear machining accuracy.

The invention discloses a vertical honing machine for machining the inner surface of a large workpiece, and relates to the field of grinding equipment, the vertical honing machine comprises a machine body, a workbench and a honing head, the honing head comprises an adjusting rod and a plurality of sets of grinding strips, the multiple sets of grinding strips are distributed at equal intervals in the axial direction of the honing head, the number of each set of grinding strips is multiple, and the adjusting rod is connected with the workbench. The grinding strips are distributed around the axis of the honing head at equal angles, and every two sets of grinding strips are arranged in a staggered mode in the circumferential direction of the honing head. A grinding strip seat is arranged on one side, close to the center of the honing head, of the grinding strip, a grinding strip ejector rod is connected to one side, away from the grinding strip, of the grinding strip seat, the adjusting rod is provided with an adjusting conical surface, the grinding strip ejector rod abuts against the adjusting conical surface, and the adjusting conical surface can be matched with the grinding strip ejector rod to adjust the position of the grinding strip. When the honing machine is used for honing large workpieces, the balance of the honing head in operation can be met on the premise that the honing load of the honing machine is controlled as much as possible.

The application discloses a honing tool for nozzle hole processing, comprising a push rod with a circular platform, the push rod having a first axis, an outer expansion rod body including a body part, an abrasive area, a step part arranged in the interior of the body part and protruding inward, and a notch, the step part having a matching surface matched with the circular platform, in the front-rear direction, the matching surface is located in the middle of the abrasive area, the abrasive area is located in the middle of the notch, the outer expansion rod body has a second axis, the first axis coincides with the second axis, a first included angle is formed between the circular platform and the first axis, a second included angle is formed between the matching surface and the second axis, the first included angle is equal to the second included angle, the honing tool has a disengaged state and a matching state, when in the disengaged state, the matching surface is not in contact with the circular platform, and the outer periphery of the abrasive area is horizontally arranged in the front-rear direction, when in the matching state, the matching surface is in contact with the circular platform, and the outer periphery of the abrasive area is arched outward.

The utility model discloses a shock absorber working cylinder which comprises a working cylinder body, the inner surface of the working cylinder body sequentially comprises a uniform rough surface layer formed through preliminary honing, a hard chromium plating layer covering the uniform rough surface layer and a fine honing chromium plating layer located on the surface of the hard chromium plating layer, and the hardness of the fine honing chromium plating layer is larger than or equal to 800 HV. The surface roughness Ra is 0.1-0.4 micrometer, the roundness tolerance is smaller than or equal to 0.01 mm, and the straightness tolerance is smaller than or equal to 0.015 mm / 100 mm. Through the multi-layer structural design, the hardness, the surface smoothness and the geometric accuracy of the inner wall of the working cylinder are remarkably improved, friction force and abrasion are reduced, the service life is prolonged, and the durability of the working cylinder of the shock absorber is improved.

The utility model discloses a honing head structure and a honing device. The honing head structure comprises a honing head body, a plurality of installation bases arranged in the circumferential direction of the honing head body, polishing components arranged on the installation bases, a movable rod coaxially arranged and arranged in the honing head body in a penetrating mode, and an expansion and contraction component arranged on the movable rod in a sliding and sleeving mode and capable of sliding in the axial direction of the honing head body. The mounting base can expand and contract in the radial direction of the grinding head body, and the outer wall of the expanding and contracting component is matched with the inner wall of the mounting base, so that the expanding and contracting component can be driven to slide on the moving rod in the first direction when the mounting base shrinks in the radial direction, and the mounting base is driven to expand in the radial direction when the expanding and contracting component moves in the second direction; a pre-tightening elastic piece is arranged in the grinding head body and used for applying elastic force in the second direction to the expansion and contraction component so that the installation base can contract in the radial direction to drive the expansion and contraction component to slide, and then the expansion and contraction component can be driven to elastically reset. The honing and grinding device has the beneficial effect that the honing and grinding uniformity can be improved.

The invention relates to the technical field of honing equipment, and discloses a supporting device and honing equipment. The supporting device comprises a supporting mechanism, an adjusting mechanism and a limiting mechanism, a honing rod of the honing equipment is sleeved with the supporting mechanism, in the first state, the supporting mechanism moves along with the honing rod, and in the second state, the supporting mechanism and the honing rod are disconnected so that the honing rod can move relative to the supporting mechanism; the adjusting mechanism controls the supporting mechanism to be switched between the first state and the second state. In the second state, the limiting mechanism abuts against the supporting mechanism, and in the first state, the limiting mechanism is disconnected from the supporting mechanism. According to the supporting device, the position of the supporting device on the honing rod can be adjusted according to the length, needing to stretch into the workpiece, of the honing rod, the supporting device enters the inner hole of the workpiece together with the honing rod and supports the honing rod together with the honing head, the overhanging length of the honing rod is shortened, the honing rod can be prevented from deforming, and abrasion between the honing rod and the inner hole is avoided.

The utility model discloses a honing tool for a hydraulic valve core hole, which comprises a base and a guide sleeve, and a fixed side plate is welded on one side of the top of the base. According to the hydraulic valve element hole machining device, the adjusting rod, the adjusting plate and the adjusting screw rod are adopted, in the process of machining a hydraulic valve element hole, a worker can adjust the height of the bearing plate by moving the adjusting rod up and down, then the distance between the bearing plate and the guide sleeve is changed, workpieces of different heights can be machined conveniently, and the machining efficiency is improved. Meanwhile, the whole adjustable distance can be enlarged with the assistance of vertical movement of an adjusting plate, more abundant types of workpieces can be conveniently matched, then the distance of a guide sleeve can be adjusted through rotation of an adjusting screw rod, and therefore the honing knife can be used for honing knives of different models; and the workpieces with different sizes can be outwards expanded and fixed by sliding the positioning bosses, dislocation and displacement during machining are avoided, the machining precision is guaranteed, and the machining device has the advantages of being wide in application range, convenient and fast to adjust and high in practicability.

The utility model belongs to the technical field of honing machines, and particularly relates to a honing machine with a machined part limiting structure for automobile part production, which comprises a honing machine main machine, and a honing column is arranged on the surface of the inner side of the honing machine main machine. Through mutual cooperation of the connecting block, the rotating block, the vertical block, the bolt, the limiting block and the nut, an operator can adjust the limiting block to a proper angle, then the position of the limiting block is fixed through the bolt and the nut, and therefore when the operator sleeves the honing column with an automobile part, the honing column can be honed by rotating the rotating block; according to the automobile part honing device, the two limiting blocks can make contact with the surfaces of the two sides of an automobile part, so that the position of the automobile part is limited to the honing column, and the situation that the position of the automobile part moves in the machining process is avoided; and the cooling effect is prevented from being affected when the cooling liquid is recycled due to the fact that too many chippings are contained in the cooling liquid.

The invention relates to the related technical field of reaming and honing machines, in particular to a multi-station vertical numerical control reaming and honing machine and a high-precision hole machining method.The multi-station vertical numerical control reaming and honing machine comprises a cabinet body and further comprises a rotary table rotationally arranged in the cabinet body, a plurality of mechanical cradle floating tools used for loading workpieces are arranged on the rotary table at equal intervals along the circumference, and a plurality of machining stations are formed; a lifting table is arranged above the rotary table, and a plurality of cutters distributed at equal intervals along the circumference are arranged at the bottom of the lifting table; before and after the mechanical cradle floating tool executes the action, the mechanical cradle floating tool is divided into two machining stages, in the first stage, the elastic mechanism is in a locking state, in the second stage, the trigger mechanism can release the locking state of the elastic mechanism, the two clamping pieces elastically clamp the tool, and the machining efficiency is improved. The mechanical cradle floating tool can adapt to small changes of the surface of the workpiece, and the adaptability is further enhanced through introduction of elastic clamping, so that the machining precision is remarkably improved.

The invention relates to a method for honing a gear (2) having a variable-tooth-thickness toothing (4), comprising the following steps: a) providing an at least partially cylindrical honing tool (1) and a gear (2) to be honed, the honing tool (1) having a tool axis (WZA) and a toothing (3) and the gear (2) having a workpiece axis (WSA) and the variable-tooth-thickness toothing (4), b) honing the gear (2) by means of the honing tool (1), the honing tool (1) and the gear wheel (2) are arranged at an axis angle (sigma) relative to one another, the honing tool (1) and the gear wheel (2) are spaced apart from one another at least in sections at an axis distance (A), and the toothing (3) of the honing tool (3) and the variable-tooth-thickness toothing (4) of the gear wheel (2) are at least temporarily in at least one contact section. In order to simplify efficient honing of the variable-tooth-thickness toothing (4), it is proposed that the tool axis (WZA) and the workpiece axis (WSA) are at least partially spaced apart from each other by an eccentricity (AM).

The present application relates to a kind of honing tools, belong to honing equipment technical field, to solve the existing technology, the inner hole of the metal piece of aluminum, copper and its alloy is processed by honing, there is the problem of honing processing process, metal chip is easy to block tool chip removal passage, leading to low workpiece machining precision even workpiece scrapping, affect processing quality.The present application includes tool body, tool body is the cylindrical structure of the section being circular type, tool body includes connecting portion, honing portion and guide portion along the body, and guide portion and honing portion are equipped with first chip removal groove;The slotting direction of first chip removal groove is opposite to the honing rotation direction of honing tool.The tool body of the honing tool of the present application is equipped with first chip removal groove and second chip removal groove, wherein the slotting direction of first chip removal groove is opposite to the honing rotation direction of tool, by reverse fluid dynamics effect, can enhance the flushing strength of chip liquid when honing, simultaneously accelerate chip discharge, and the chip removal efficiency is high.

The invention belongs to the technical field of machining, and particularly relates to air conditioner compressor air cylinder inner hole boring and honing integrated machining equipment which comprises a rotary conveying structure, a boring cutter mechanism, a honing mechanism and a chip removal mechanism. A deep hole workpiece is fixed to a rotating disc of the rotating conveying structure, a boring cutter mechanism, a honing mechanism and a chip removal mechanism are sequentially arranged outside the rotating conveying structure, and machining points of the boring cutter mechanism, the honing mechanism and the chip removal mechanism are located on an outer circle with the center of the rotating disc as the circle point. The rotary conveying mechanism, the boring cutter mechanism, the honing mechanism and the chip removal mechanism are integrated, a deep hole workpiece is fixed to the rotary conveying mechanism, the machining sequence of boring cutter, honing and chip removal is sequentially completed according to the cycle, and it is not needed to disassemble and assemble a clamp and correct the circle center many times; and the conditions of carrying and repeated installation of clamps for correcting the circle center can be saved.

This invention discloses a honing apparatus and method for annular thin-walled short holes, comprising a threaded cap, a threaded bushing, a first washer, a second washer, and a positioning block. The end of the threaded cap is inserted into the threaded bushing. The first washer is located inside the threaded bushing, the second washer is located inside the threaded cap, and the positioning block is located inside the threaded cap, with one end of the positioning block contacting the first washer and the other end contacting the second washer. A first part is sleeved on one end of the positioning block, and a second part is sleeved on the other end of the positioning block. The first part is located between the positioning block and the inner walls of the first washer and the threaded cap, and the second part is located between the positioning block and the inner walls of the second washer and the threaded cap. This apparatus and method can ensure the machining quality and efficiency of the inner hole of annular thin-walled parts.