459results about "Honing machines" patented technology

The invention provides a manufacturing method of a compressor piston, the compressor piston comprises a hinge groove, the hinge groove comprises a hinge hole and a mounting opening communicated with the hinge hole, the hinge hole is used for being connected with a transmission piece to achieve eccentric rotation of the compressor piston and a crankshaft and achieve air compression, and the manufacturing method is characterized by comprising the steps that a piston body is machined; the piston body is of a cylinder structure. Cutting feed is conducted from the outer wall of the piston body, at least one time of linear cutting is conducted along the inner walls of the mounting opening and the hinge hole, the hinge hole and the mounting opening are obtained at the same time, and the diameter of the hinge hole ranges from 2.8 mm to 4 mm; the hinge hole and the mounting opening are finely ground; and performing surface treatment on the piston body to obtain the compressor piston. The problems that a hinge groove of an existing compressor piston is machined through drilling, high precision is difficult to achieve, the wall breaking technology is difficult, and the machining efficiency is low are solved.

The utility model discloses a traction type honing machine based on wind power driving, two wind wheels are fixed at two ends of an oilstone mechanism, the two wind wheels are assembled with the movable ends of pneumatic-electric integrated slip rings, the static ends of the two pneumatic-electric integrated slip rings are respectively connected with two traction ropes, the two traction ropes are both connected with the linear free end of a linear execution mechanism, and the linear execution mechanism is connected with a motor. The linear execution mechanism drags the oilstone mechanism to axially move in a to-be-polished hole of a workpiece through the traction rope, air is blown to the wind wheel through the pneumatic-electric integrated sliding ring, the wind wheel is made to rotate, and then the oilstone mechanism is driven to rotate in the to-be-polished hole. According to the honing mechanism, a main shaft stretching into a workpiece and used for supporting the honing mechanism is omitted, the phenomenon that the main shaft swings downwards and shifts due to the fact that the main shaft is too long is avoided, axial movement of the oilstone is achieved in a traction mode of the traction rope, and the using effect is good. The oilstone is driven to rotate through wind power, the structure is simple, radial displacement of the oilstone is supplied through piezoelectric ceramic deformation, the structural design is ingenious and reasonable, redundancy is avoided, and operation is stable.

A vertically oriented honing guide for sharpening edged tools is disclosed. The vertically oriented honing guide for sharpening edged tools eliminates nearly all setup time and is compatible with commercial products by orienting the tools vertically and through the use of a linear guide system. This eliminates the need for tool clamping, facilitates direct angle setting, improves ergonomics, and allows the use of generic sharpening media. Yet, the vertically oriented honing guide for sharpening edged tools may alternatively incorporate a clamping mechanism to clamp tools being sharpened.

The invention discloses precise honing equipment for a planetary reducer sun gear, and particularly relates to the field of sun gear finish machining, the precise honing equipment comprises a honing shell and an operation table fixedly connected in the honing shell, an angle adjusting assembly is installed on the operation table, and the output end of the angle adjusting assembly is connected with a first motor; the angle adjusting assembly is used for driving the first motor to move in the preset direction, the output end of the first motor is fixedly connected with a telescopic rod, the first motor is used for driving the telescopic rod to rotate, the telescopic rod is fixedly connected with a honing wheel, and the two sides of the operation table are fixedly connected with a first positioning support and a second positioning support correspondingly. Uniform radial expansion clamping is carried out from the inner hole of the sun gear through a conical rod-expansion block mechanism, centering clamping with the inner hole of a workpiece as the standard is achieved, clamping deformation is greatly reduced, the original precision of the workpiece is ensured, a reliable standard is laid for subsequent high-precision honing, and the yield is increased.

The high-adaptability honing head belongs to the field of honing machining and comprises a honing rod, an adjusting cavity is formed in the honing rod in the length direction of the honing rod, a plurality of oilstone mounting blocks are arranged on the honing rod in a sliding mode, and the oilstone mounting blocks are arranged in the circumferential direction of the honing rod; the honing rod is provided with an adjusting mechanism used for controlling the oilstone mounting blocks to move synchronously, the adjusting mechanism comprises an adjusting rod, the adjusting rod is located in the adjusting cavity and slidably connected with the honing rod, the adjusting mechanism further comprises an adjusting piece used for enabling the adjusting rod to move, the adjusting piece is a screw core, and the screw core is located in the adjusting cavity and rotatably connected with the honing rod. The screw rod core and the adjusting rod are in coaxial threaded connection, and the end, away from the oilstone mounting block, of the honing rod is fixedly connected with a mounting flange. According to the honing head, the movement of the adjusting rod is controlled through thread transmission, so that the honing head is not influenced by parts on the honing machine, the honing rod can adapt to main shaft installation of various machine tools through the installation flange, and the suitability of the honing head is improved.

The utility model relates to the technical field of hydraulic cylinder machining, in particular to a honing mechanism for hydraulic cylinder machining, which not only can drive a hydraulic cylinder to load and unload materials, improve the positioning accuracy and omit the trouble of frequent adjustment of workers, but also can cool and lubricate during honing to prolong the service life of the device. Comprising a conveying mechanism; the honing machine further comprises two clamping mechanisms, a driving mechanism, a fixing mechanism, a honing mechanism and a cooling mechanism, the two clamping mechanisms are both installed on the conveying mechanism and drive the hydraulic cylinder to move, the driving mechanism is installed on the clamping mechanisms and drives the two clamping mechanisms, and the fixing mechanism is installed on the conveying mechanism and positions the hydraulic cylinder. The honing mechanism is installed on the conveying mechanism and used for honing the hydraulic cylinder, and the cooling mechanism is installed on the honing mechanism and used for cooling the honing mechanism.

The invention belongs to the technical field of connecting rod machining, and discloses a method for improving the honing machining cylindricity of a connecting rod, and the method comprises the following steps: S1, optimizing honing machining parameters; s2, a workpiece clamping mode is improved; s3, selecting an improved honing tool; s4, enhancing the control of the cooling liquid system; s5, monitoring and real-time feedback in the machining process are enhanced; s6, earlier-stage treatment of the workpiece is enhanced; and S7, adopting a dynamic compensation technology. A special flexible clamp and supporting points in reasonable layout are adopted for clamping and supporting the workpiece, the stability of the workpiece is greatly enhanced, the deformation problem in the machining process is avoided, meanwhile, a high-performance honing stone and an optimized cooling liquid system are selected, the grinding effect and the heat management capacity are further improved, and the machining efficiency is improved. By means of the method, powerful guarantee is provided for high-precision machining, by means of implementation of the comprehensive measures, the machining quality of the connecting rod is greatly improved, and the controllability and stability of the production process are remarkably enhanced.

The invention discloses a hydraulic drive type honing head structure, and belongs to the technical field of honing heads, the hydraulic drive type honing head structure comprises a connector, a tool rest, a cutting edge and an expansion mechanism, the end of the connector is provided with a liquid inlet channel arranged along the axis of the connector in a penetrating mode, and the expansion mechanism comprises a drive sliding rod, a drive reset piece and a cutting reset piece; a driving sliding groove is formed in the end, facing the connector, of the tool rest, and when the driving sliding rod slides in the direction away from the connector, the cutting edges move in the axis direction away from the tool rest. A flowing channel is formed in the end, facing the connector, of the driving sliding rod, a communicating hole communicating with the flowing channel and the driving sliding groove is formed in the free end, away from the connector, of the driving sliding rod, and a nozzle communicating with the driving sliding groove is formed in the free end, close to the cutting edge, of the tool rest. The honing device has the effects that precise coverage of cutting fluid in a cutting area is conveniently achieved in the honing machining process, and the honing machining quality is guaranteed.

The utility model relates to steering oil cylinder inner hole honing equipment which comprises a base, an installation bottom plate is installed on the upper surface of the base, a plurality of hollow rotating shafts are rotatably installed on the upper surface of the installation bottom plate, a plurality of through grooves are coaxially formed in the hollow rotating shafts in an array mode, first wedge-shaped blocks are arranged in the through grooves, and pressing rings are arranged on the upper sides of the hollow rotating shafts. A plurality of second wedge-shaped blocks are installed on the lower surface of the pressing ring, the second wedge-shaped blocks are matched with the first wedge-shaped blocks, and a fixing mechanism is arranged between the pressing ring and the hollow rotating shaft; and a driving mechanism capable of driving the plurality of hollow rotating shafts to rotate simultaneously is arranged on the upper surface of the mounting bottom plate. The multiple oil cylinders are inserted into the multiple hollow rotating shafts respectively and fixed, then the driving mechanism drives the multiple oil cylinders to rotate at the same time, the first hydraulic cylinder drives the honing head to ascend and descend in the oil cylinders, and therefore the purpose of honing the multiple oil cylinders at the same time is achieved, the working efficiency is greatly improved, and the honing machine meets the machining requirement of batch production.

The finishing tool comprises a honing rod finishing unit and a thrust regulation and control unit, a thrust regulation knob in the thrust regulation and control unit is rotated to push a push piece seat to drive a push piece to move in the axial direction along a guide groove of a dresser mandrel sleeve in the honing rod finishing unit, and the honing rod finishing unit is driven to finish finishing of the honing rod. The pushing piece moves in the radial direction of the dresser core shaft sleeve to apply pushing force, and the to-be-dressed honing rod is tightly held by the dressing strip under the radial pushing force effect of the pushing piece; the honing machine is started to control the to-be-finished honing rod to do rotary motion and reciprocating linear motion relative to the precise finishing device of the honing rod, and finishing of the honing rod is completed; by means of the finishing method, dependence on skills of operators in the machining process is reduced, precise finishing of the honing rod can be conveniently and rapidly achieved, the finishing efficiency of the honing rod is improved, the service life is long, and automatic finishing of the honing rod is easy to achieve.

The invention relates to a zirconia ceramic pump body deep hole nanoscale honing process and honing head, and the zirconia ceramic pump body deep hole nanoscale honing process comprises the steps that a composite honing head with a coarse grinding section and a fine grinding section is adopted, and a preset gradient machining process is executed on a target zirconia ceramic pump body; according to the zirconia ceramic pump body deep hole nanoscale honing process and the composite honing head, the gradient machining process is combined with the design of the composite honing head, machining parameters, cooling liquid types and temperature control strategies are dynamically adjusted at different stages, the whole process optimization from rough machining to superfinishing is achieved, and the machining efficiency is improved. The method has the effects of improving the machining efficiency, reducing surface defects and avoiding thermal stress cracks.

The utility model discloses a honing machine which comprises a walking trolley, a rotating motor and a telescopic oil cylinder, the rotating motor and the telescopic oil cylinder are connected with the walking trolley, the rotating motor is connected with a rotating shaft through a reduction gearbox, the rotating shaft is connected with a honing head through a connector and drives the honing head to rotate, and a guide rod is slidably connected in the rotating shaft and extends out of the rotating shaft to be connected with the telescopic oil cylinder and the interior of the honing head. The honing head is controlled to expand and contract along with the reciprocating driving of the telescopic oil cylinder; the honing head comprises a honing body, an adjusting cavity is formed in the center of the honing body, a movable shaft is arranged in the adjusting cavity, a conical adjusting piece is arranged on the movable shaft, a pin hole corresponding to the conical adjusting piece is outwards formed in the honing body, an adjusting pin is arranged in the pin hole, one end of the adjusting pin abuts against the conical adjusting piece, and the other end of the adjusting pin is arranged on the outer side of the honing body and connected with an oilstone. The honing head can be conveniently used and operated, and the honing head can be flexibly controlled to be unfolded and folded.

The invention relates to the technical field of honing, in particular to a honing machining method for a blind hole or a stepped hole with an ultra-large length-diameter ratio, which comprises the following steps of: 1, performing internal grinding on the hole bottom of a hole to be machined through a grinding head of a grinding machine, grinding a tool withdrawal groove on the hole wall of the hole bottom, the side groove surfaces are parallel to the axis of the to-be-machined hole, and the inner diameter of an inner circle formed by the side groove surfaces of the tool withdrawal groove is the same as the target inner diameter of the to-be-machined hole; step 2, performing internal grinding on the to-be-processed hole above the tool withdrawal groove through a grinding head, and processing the straightness of the to-be-processed hole above the tool withdrawal groove; and thirdly, the hole wall of the hole to be machined is honed through a honing tool of the honing equipment, reticulate patterns are machined on the hole wall of the hole to be machined, the inner diameter of the part, above the tool withdrawal groove, of the hole to be machined is honed to be the same as the inner diameter of the tool withdrawal groove, and the honed hole wall is connected with the side groove face of the tool withdrawal groove. The roundness is high, and the perpendicularity is good.

The invention belongs to the technical field of honing equipment, and discloses a honing machine for machining an engine cylinder block. The honing machine for machining the engine cylinder block comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a top plate through four vertical rods, a reciprocating hydraulic cylinder is fixedly installed in the middle of the top plate, and the honing machine is characterized in that the output end of the reciprocating hydraulic cylinder extends to the lower side of the top plate and is fixedly connected with a machine box, and a driving motor is fixedly installed in the machine box. Compared with the prior art, according to the honing machine for machining the engine cylinder block, the design of the waste discharging mechanism is utilized, the bottom of a cylinder hole in the cylinder block can be sealed, cutting fluid mixed chippings are continuously extruded towards the waste discharging bowl through vertical reciprocating motion of the honing head, waste liquid is rapidly discharged through the waste discharging pipe, the waste liquid can be efficiently collected, and the honing machine is high in practicability. And waste liquid generated in the honing machining process is prevented from polluting the cylinder body and the machining environment, and the problems proposed in the background technology are solved.

The invention discloses a thin-wall hole honing precision control method, and aims to solve the problems that a thin-wall hole structure is weak in rigidity, is easy to deform during honing and affects the honing precision by analyzing and testing the process of removing a force control feeding honing material. A prediction model of the aperture increment of the thin-wall hole under the action of single honing and a cutting depth formula of the oilstone under different feeding pressures are obtained, and a honing aperture prediction model is established according to the prediction model; carrying out deformation simulation research on the thin-wall hole in force control feeding honing, and correcting the prediction model; and finally, establishing a thin-wall hole honing precision control method in a force control feeding mode on the basis of the hole diameter prediction model, and verifying the thin-wall hole honing precision control method. According to the method, the deformation conditions of different sections of the thin-wall hole in the honing process can be predicted, compensation is conducted according to the deformation conditions, and the honing precision of the thin-wall hole is effectively improved.

To machine at least one portion in a circumferential direction of an inner surface having a circular cross section of a workpiece so as to be recessed more than the other portion with high accuracy in a small number of processes by honing.SOLUTION: A honing method uses a honing machine 1 that includes: a rotatable tool shaft 2; a plurality of grinding stones 4 arranged on the tool shaft 2 so as to advance and retreat in a radial direction and rotating integrally with the tool shaft 2; tapered cones 7 connected to the tool shaft 2 and vertically moving to advance and retreat the plurality of grinding stones 4 in the radial direction; and a tapered cone drive part vertically driving the tapered cones 7. The honing method comprises: creating a timing chart so as to vertically move the tapered cones 7 in accordance with a recess of the inner surface of the circular cross section; and controlling the drive part of the tapered cones 7 in accordance with the timing chart to vertically move the tapered cones 7 while expanding or contracting a diameter of the plurality of grinding stones 4, thereby grinding the inner surface of the circular cross section.SELECTED DRAWING: Figure 1

The oilstone ejecting mechanism for the honing device comprises an oilstone holder, oilstones, a radial expansion unit and piezoelectric ceramics, the radial expansion unit is arranged on the inner side of the oilstone holder, the radial expansion unit and the oilstone holder are coaxially arranged, the oilstones are evenly connected to the oilstone holder in an inserted mode, the inner sides of all the oilstones abut against the radial expansion unit in an elastic mode, and the piezoelectric ceramics are arranged on the oilstone holder. The piezoelectric ceramics are fixed in the oilstone retainer, the piezoelectric ceramics are electrified to deform and enable the radial expansion units to axially displace, and the radial expansion units axially displace and push the oilstones to radially displace. The radial displacement of the oilstone is supplied through piezoelectric ceramic deformation, a complex mechanical transmission structure does not need to be arranged, a complex oil way structure does not need to be arranged either, the overall structural design is ingenious and reasonable, redundancy is avoided, and operation is stable.

The invention relates to the technical field of rifling machining, in particular to a rifling ultrasonic honing head. In order to solve the problem that the grinding surface quality of traditional rifling finish machining is poor, the novel rifling ultrasonic honing head is provided and comprises a center shaft, a hinged shell and a grinding head radial regulation and control assembly, and the rear end of the center shaft is spherically hinged to the hinged shell; the grinding head radial regulation and control assembly comprises a front annular plate, a rear annular plate, a plurality of first wedge-shaped blocks, a plurality of second wedge-shaped blocks, a plurality of ultrasonic transducers and a plurality of honing oilstones, the device comprises a plurality of blocky honing oilstones, a plurality of push-pull type electromagnets, a plurality of first wedge-shaped blocks, a plurality of second wedge-shaped blocks, a plurality of ultrasonic transducers, a plurality of blocky honing oilstones, a plurality of push-pull type electromagnets, a plurality of first wedge-shaped blocks, a plurality of second wedge-shaped blocks, a plurality of ultrasonic transducers and a plurality of blocky honing oilstones, and the plurality of push-pull type electromagnets and the plurality of ultrasonic transducers are connected with an external power supply through hollow circular electric slip rings. The grinding head improves the surface quality of the inner wall of the wire chamber gun barrel.

The utility model relates to the technical field of honing clamps, in particular to a clamping device for a rounding honing head, which comprises a honing head body and a clamping assembly, the honing head body is transversely arranged on the cylindrical grinding machine, the honing head body is connected with the cylindrical grinding machine through the clamping assembly, the cylindrical grinding machine drives the honing head body to rotate, the cylindrical grinding machine rounds a honing head oil stone strip on the honing head body, a honing solution which is efficient, economical and easy to manage is provided, the overall competitiveness of the manufacturing industry can be improved, and the honing head is suitable for being popularized and used. And greater economic benefits are brought to enterprises.

The invention relates to the technical field of ceramic sleeve machining, and discloses a ceramic sleeve inner hole grinding device based on an ultrasonic vibration auxiliary structure, which comprises a machine base with a workbench, a supporting plate fixedly connected to the machine base is arranged at the lower end of the workbench, a connecting sleeve rod is arranged below a main shaft of the machine base, and a honing head body is clamped at the lower end of the connecting sleeve rod. The machine base and the connecting sleeve rod are jointly provided with an ultrasonic vibration part. The ceramic sleeve inner hole grinding device based on the ultrasonic vibration auxiliary structure can effectively solve the problems that in the prior art, ceramic sleeve cracking can be caused by too large grinding force or instant impact; the problems that clamping is not easy when horizontal honing is adopted, oilstone on the lower portion bears larger cutting force under the action of the gravity of a ceramic sleeve, abrasion of the oilstone is uneven, and ceramic abrasive dust is difficult to effectively discharge, oilstone air holes are prone to being blocked, the grinding efficiency is reduced, friction heat generation is intensified, and the machined surface is scratched when vertical honing is adopted in the prior art are solved.

The invention relates to the technical field of cylinder sleeve honing, and discloses a vibration suppression grinding head in the cylinder sleeve inner hole grinding process, the vibration suppression grinding head comprises a honing head body, the honing head body is composed of a honing head body, a rough honing sliding rod, a fine honing sliding rod, a rough honing oilstone base, a fine honing oilstone base and a sealing cover, and a honing head connecting rod body is arranged on the upper side of the honing head body; a transmission sliding rod is installed in the honing head connecting rod body in a sliding mode, and a rotating connector with the inverted-T-shaped section is rotationally installed at the lower end of the transmission sliding rod. The vibration suppression grinding head in the grinding process of the inner hole of the cylinder sleeve can effectively solve the problems that in the prior art, the rough honing oilstone and the fine honing oilstone need to be independently driven to control radial feeding, so that the machining cost is high; the rough honing oilstone and the fine honing oilstone are mostly mounted on an oilstone base through a metal binder or a bolt fixing mode, the cost of oilstone replacement consumables is high, the steps are tedious, time and labor are consumed during replacement, and then the working efficiency of the double-feeding honing head is affected.

The honing tool structure comprises a clamping sleeve and a fixing rod, the clamping sleeve is provided with a through hole allowing a part to be machined to penetrate through, the through hole is in clearance fit with the outer wall of the part to be machined, the peripheral face of the clamping sleeve is provided with a threaded hole, the threaded hole is communicated with the through hole, one end of the fixing rod is provided with external threads, and the other end of the fixing rod is provided with external threads. The external thread is connected with the threaded hole in a matched mode, after connection, the end of the external thread abuts against and is fixed to the to-be-machined part, after fixing, an operator can conveniently sleeve the inner hole of the to-be-machined part on the honing head by holding the fixing rod with the hand to conduct honing machining, operation is convenient, and meanwhile the safety risks such as falling of the part are greatly reduced.

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.

Tool (5) for machining a workpiece (4), comprising: - a tool shank (12) rotatable about a rotary axis (10), - a cutting device (13) arranged on the tool shank (12) with: - at least one pre-cutting element (14) and - at least one post-cutting element (15),- a first slide unit (8) for displacing the at least one pre-cutting element (14) relative to the tool shank (12) with -- a first output body (25) connected to the at least one pre-cutting element (14) and -- a first drive body (23) interacting with the respective first output body (25) via a first drive surface (24) and - a second slide unit (9) displaceable relative to the first slide unit (8) for displacing the at least one re-cutting element (15) relative to the tool shank (12) with -- a second output body (29) connected to the at least one re-cutting element (15) and -- a second drive body (27) interacting with the respective second output body (29) via a second drive surface (28), wherein the first drive surface (24) and the second drive surface (28) overlap each other in an orthogonal projection onto a transverse plane to the axis of rotation (10), thereby characterizedthat a maximum feed path (s1, s2) of at least two of the output bodies (25, 29) is different.

The invention relates to the technical field of hidden line honing machining, in particular to a self-deflection shape follow-up guiding ultrasonic honing device for hidden line machining. In order to solve the problems of poor honing processing quality and low processing efficiency caused by unstable attachment of oilstone and the side surface of a shady line and fluctuation of grinding force when a shady line honing processing device in the prior art is used for processing the shady line, the invention provides a novel self-deflection follow-up guide ultrasonic honing device for processing the shady line. Comprising a self-deflection shape follow-up guide honing mechanism, an ultrasonic vibration mechanism and a spherical hinge mechanism. The self-deflection shape follow-up guide honing mechanism comprises a honing shell, an expansion core and a plurality of inclined blocks. An auxiliary seat is arranged above each inclined block, a center bolt is arranged in the middle of the position between each auxiliary seat and the corresponding inclined block, a torsional spring is arranged on each center bolt in a sleeved mode, and a profiling oilstone is fixed to each auxiliary seat. It is ensured that the side wall of the profiling oilstone is attached to the side face of the negative line through torsion spring compensation, and the surface roughness is effectively reduced.

The utility model relates to the technical field of vertical honing equipment, and provides workpiece outer surface vertical honing machining equipment which comprises a base, the top of the base is fixedly connected with a machine body, the top of the machine body is fixedly connected with an air cylinder, and the output end of the air cylinder is fixedly connected with a honing equipment body. A supporting plate is fixedly connected to the surface of the machine body, feeding mechanisms are arranged at the top and the bottom of the supporting plate, each feeding mechanism comprises a transmission assembly and a discharging assembly, each transmission assembly comprises a motor, a feeding disc and a containing groove, and each motor is fixedly connected to the bottom of the supporting plate. When a workpiece falls off, the workpiece can make contact with the rubber plate and apply downward thrust to the rubber plate, at the moment, the rubber plate can reduce the shaking amplitude under the action of the spring damper, so that the situation that the workpiece is greatly collided with the guide plate when falling off is avoided, noise is not generated, then the workpiece falls off along the guide plate, and the purpose of automatic discharging is achieved.

The invention discloses a quick-change oilstone plate type honing head. The honing head with the oilstone plates capable of being replaced quickly comprises a shell, a conical core is installed in the shell, a plurality of oilstone plates are installed on the shell, springs are installed on the oilstone plates in a sleeving mode, and expansion pins are installed between the oilstone plates and the conical core. The oilstone plate comprises an oilstone base plate, an oilstone bottom plate and an oilstone body, and the oilstone bottom plate is fixedly connected with the oilstone body. According to the honing head with the oilstone plate capable of being replaced quickly, the oilstone plate comprising the oilstone base plate, the oilstone bottom plate and the oilstone body is arranged, the oilstone plate is changed from an original integrated structural design into a split structural design of the oilstone base plate, the oilstone bottom plate and the oilstone body, the cost of replacing the oilstone plate is further reduced, and the honing head is convenient to use. And a proper mode can be conveniently selected for replacement according to the weight, so that the lifting appliance is more convenient and flexible, the load of the lifting appliance can be reduced, and the lifting safety is improved.

The present invention discloses a honing fixture for machining special-shaped cylinder bores of an engine cylinder block, comprising a fixing member and a positioning member used in conjunction with each other; wherein the fixing member comprises a mounting plate, and positioning pins matching positioning holes on a product are fixedly connected to the mounting plate on both sides; a supporting block is also arranged between the mounting plate and the product; a concave arc surface is arranged on one side of the filling block, and a convex arc surface is arranged on the other side, and the two sides of the concave arc surface contact the two sides of the incomplete arc surface of the special-shaped cylinder bore to form a complete circular hole; the diameter corresponding to the concave arc surface is the same as the diameter corresponding to the incomplete arc surface, and the center of the circle corresponding to the concave arc coincides with the center of the circle corresponding to the incomplete arc surface. This design can ensure machining accuracy.

The invention relates to the technical field of bearing machining equipment, and discloses bearing inner and outer ring finish machining equipment which comprises an outer shell, a driving assembly is connected to the bottom end of the inner wall of the outer shell, circular shafts are connected to the middle end of the driving assembly, and lifting assemblies are connected to the ends, away from each other, of the circular shafts; the ends, close to each other, of the circular shafts are connected with the same strip-shaped rod, and motor frames are slidably arranged at the two ends of the strip-shaped rod correspondingly. Through the oilstone wheel and the inner supporting mechanism which are connected through the transmission shafts at the two ends of the double-shaft motor, the bearing inner ring and the bearing outer ring can be synchronously machined at the same time, equipment consumption is reduced, and the oilstone wheel can be driven by driving of the driving assembly to align a roller path of the bearing outer ring, a roller path of the bearing inner ring and an oilstone ring; and in cooperation with multi-angle adjustment of the upper adjusting assembly, machining of different steps can be carried out at the same position of the same equipment, the machining time consumption is greatly reduced, and then the machining efficiency is improved.

The application provides a round pipe joint honing clamp and relates to the field of fluid honing clamps. The round pipe joint honing clamp comprises a device shell, two honing assemblies arranged in an up-down mode, two groups of hydraulic assemblies, a correction assembly and an extension assembly. One end of the hydraulic assembly is mounted in the inner wall of the device shell, the other end of the hydraulic assembly is connected with the corresponding honing assembly, the correction assembly is arranged between the two honing assemblies, one end of the extension assembly is connected with the honing assembly above, and the other end of the extension assembly is connected with the correction assembly. The round pipe joint honing clamp can be inserted into a stepped ring and be in the most suitable stepped ring by using the correction assembly and using repeated inertia and making the round pipe joint rotate autonomously, so that the sealing degree is higher during later honing. The clamp is suitable for round pipe joints with various diameters, the conversion efficiency is higher during automatic machining, and the good sealing performance can be ensured during efficient honing.