3293results about "Grinding carriages" patented technology

The utility model relates to a clamp for accurate grinding of a right-angle measuring tool workpiece. The clamp comprises a base, a pressing plate and a top plate. The base is L-shaped, a plurality of vacuum chucks are embedded in the bottom surface of the positioning groove at intervals, and the bottom of each vacuum chuck is connected to a vacuum generator; two limiting tables are arranged on the base, supporting blocks are fixed to the tops of the two limiting tables respectively, the two ends of the top plate are fixed to the two supporting blocks respectively, guide rods arranged in the vertical direction are fixed between the two supporting blocks and the top plate respectively, the pressing plate is located between the base and the top plate, and the two ends of the pressing plate are slidably connected to the two guide rods in a sleeving mode respectively; and the top plate is connected with a pressing driver. The base is matched with the pressing plate, the right-angle measuring tool to be machined is pressed and positioned under the combined action of the L-shaped upper clamping face and the L-shaped lower clamping face, and clamping is reliable; a vertical pressure is provided through a vacuum negative pressure adsorption force mode, so that the horizontal plane static friction force of the right-angle measuring tool to be machined is improved, and a workpiece is stably clamped on the clamp.

A glazed assembly includes a monolithic or laminated glazing and a finishing joint and / or seal, the glass sheet of the monolithic glazing, or, respectively, an outer sheet of the laminated glazing, these being referred to as “considered glass sheet”, including an outer first face and a second face separated by an edge face including a first curved part connected to the first face, a second curved part connected to the second face, and a flat part connecting the first and second curved parts together, the intersection between the flat part and a curved part being made up, in a cross-section, of a single point, the seal or joint including a contact part opposite the edge face and including a flat face in contact with the flat part, and a first protuberance in the continuation of the flat face and covering the entire curved part connected to the outer face.

The invention belongs to the technical field of wafer processing, and particularly discloses an ultrasonic displacement vision cooperation wafer detection and edge grinding system. According to the invention, the control module coordinates the grinding mechanism, the wafer carrying table and the assembly integrated with displacement and visual detection, so that cooperative detection and edge grinding are realized. Specifically, the displacement detection module obtains the distance between the wafer and the grinding mechanism in real time, and an accurate physical reference is provided for compensation control; and the visual detection module captures continuous images during rotation of the wafer, so that the control module can extract micro texture features to identify the deviation state of the wafer. The combination of the two realizes the comprehensive real-time perception of the grinding working condition, and overcomes the limitation of insufficient perception. And finally, the control module fuses the displacement and offset information to generate an edge grinding instruction, and dynamically controls the grinding mechanism and the wafer carrying table to carry out linked rigid body transformation, so that real-time sensing information is directly converted into compensation action, and the problem of uneven grinding caused by insufficient dynamic compensation capability is effectively solved.

The invention discloses grinding and polishing equipment for the inner wall of a pipe workpiece. The grinding and polishing equipment comprises a rack, a workpiece rotating and supporting mechanism, a grinding mechanism, a radial feeding mechanism, an axial moving mechanism, a workpiece stabilizing mechanism and an electric control system. The grinding assembly is a flexible grinding wheel formed by splicing a plurality of arc-shaped grinding pieces, a pneumatic motor drives the flexible grinding wheel to rotate at a high speed to serve as main cutting motion, constant-pressure contact control is achieved through a radial feeding mechanism, abrasion of the grinding wheel can be compensated in a self-adaptive mode through the control mode, and it is guaranteed that the grinding pressure is stable; therefore, the reference size of the workpiece is protected to the maximum extent while the defects of the inner wall are effectively removed, the problem of size out-of-tolerance caused by uneven pressure or abrasion in traditional rigid grinding is avoided, constant-pressure, efficient and high-quality grinding is guaranteed, and the grinding and polishing efficiency and quality of the inner wall of the pipe workpiece are effectively improved.

The invention relates to the technical field of cooking robot processing, and discloses a polishing device for cooking robot processing, which comprises a base and a cooking pot main body, the cooking pot main body comprises a pot body and a connector, and the top of the base is provided with a polishing module for polishing the inner surface and the outer surface of the pot body. A station conversion module which is arranged on the top of the base and drives the polishing module to move horizontally and adjust stations is arranged below the polishing module, and an inner and outer polishing conversion module used for driving a pot body to turn over is arranged on one side of the station conversion module. Frequent tool replacement or manual adjustment of the orientation of the pot body is not needed, so that the process conversion time and the manual intervention cost are greatly reduced; and meanwhile, all the modules are in cooperative linkage through a preset program, and the whole process from pot body feeding positioning, horizontal rotating to inner and outer surface polishing is automatically controlled.

The invention relates to a grinding machine mechanism capable of recycling treating fluid, and relates to the technical field of grinding machines, the grinding machine mechanism comprises a grinding machine base, a scraped material collecting assembly, a magnetic absorption collecting assembly and a spraying assembly, the scraped material collecting assembly is arranged in an inner cavity of a collecting hopper, the magnetic absorption collecting assembly is arranged at the upper end of an inner cavity of a filter box, and the spraying assembly is arranged on the left side of a grinding tool body; polishing residues and scrap iron attached to the surface of a collecting hopper can be preliminarily scraped off through a scraping and collecting assembly, meanwhile, after entering a filtering box, fine scrap iron in treating fluid is efficiently adsorbed through a magnetic absorption collecting assembly, the adsorbed scrap iron is accurately scraped off through cooperation with a roller scraper at the bottom and collected to a collecting drawer, and rapid separation of the scrap iron and the treating fluid is achieved; and the treatment liquid which is purified step by step through the magnetic suction roller, the PP cotton filter element and the activated carbon filter layer in the filter box is matched with the annular spraying ring, so that the purified treatment liquid can be accurately and uniformly sprayed to a stator iron core polishing area, and the dual benefits of environmental protection and efficient processing are achieved.

The invention discloses deburring equipment for a metal strip of a sealing ring. The deburring equipment comprises a polishing rack; the feeding guide rail assembly is arranged on the grinding rack; the roller transmission assembly is arranged behind the feeding guide rail assembly; the roller driving assembly is arranged above the roller transmission assembly and is connected with the roller transmission assembly; the displacement driving assembly is arranged above the roller driving assembly; one end of the polishing assembly is connected with the displacement driving assembly, and the other end of the polishing assembly abuts against the strip-shaped metal material. According to the technical scheme disclosed by the invention, the strip-shaped metal material can be ground and polished, and the production efficiency is improved while the product quality is firmly guaranteed.

The present application relates to a kind of multifunctional polishing equipment and polishing method, belong to polishing equipment field.The present application includes abrasive belt machine and base, its structural features are as follows:It further includes multi-station tool magazine, polishing machine and vibration mill, there is multi-station tool magazine station, polishing machine station, vibration mill station and abrasive belt machine station on the base, the multi-station tool magazine, polishing machine, vibration mill and abrasive belt machine are respectively installed on multi-station tool magazine station, polishing machine station, vibration mill station and abrasive belt machine station.The multifunctional polishing equipment multi-station tool magazine, polishing machine, vibration mill, abrasive belt machine modular design, respectively multi-station tool magazine, polishing machine, vibration mill, abrasive belt machine are integrated on the same base, by the equipment, corresponding processing can be realized to workpiece by multi-station tool magazine, polishing machine, vibration mill, abrasive belt machine, i.e., multiple functions can be realized, base can be fixedly arranged, it can also be rotatably arranged, facilitate and robot mutual cooperation, to make multiple angle processing to workpiece.

The invention discloses an oil storage tank body surface polishing treatment device, and relates to the technical field of tank body polishing, the oil storage tank surface polishing treatment device comprises a base and an oil storage tank, the base is provided with a plurality of rotating supports and auxiliary supports, the oil storage tank is placed between the rotating supports and the auxiliary supports, and the oil storage tank surface polishing treatment device further comprises a polishing assembly and a pressure monitoring mechanism; the polishing assembly and the pressure feedback mechanism are arranged on the two sides of the oil storage tank correspondingly. Pressure changes are monitored in real time through the pressure monitoring mechanism, the polishing condition of protrusions such as weld beading on the peripheral face of the oil storage tank can be accurately reflected, and therefore the polishing assembly is accurately shut down or the displacement mechanism continues to push the polishing assembly forwards, and the subsequent part of the oil storage tank is polished; and the problem of excessive polishing or insufficient polishing is avoided, accurate polishing treatment on the peripheral face of the oil storage tank is achieved, and the polishing effect is guaranteed.

The invention relates to the technical field of metal round pipe machining, in particular to an end face cutting device for metal round pipe machining, which comprises a bottom plate, supporting legs are fixedly mounted on the bottom surface of the bottom plate and close to four groups of corners, and a first groove and a second groove are formed in the surface of the upper end of the bottom plate in a penetrating manner. According to the round pipe cutting device, cutting of a round pipe body is completed, the cutting end face of the round pipe body is automatically polished and deburred, the working efficiency of cutting machining of the round pipe body is improved, multi-direction polishing is achieved, the polishing effect is improved, and by arranging a pushing mechanism, abrasive paper generates an annular recess to be attached to the inner edge and the outer edge of the end face of the round pipe body; and a cleaning mechanism is arranged, so that ground chippings adhering to the surface of the abrasive paper can be well and comprehensively removed, and the situation that the chippings adhere to the abrasive paper, shield the abrasive paper and affect the grinding effect on the circular pipe body is avoided.

The invention provides a grinding mechanism for casting grinding equipment. The grinding mechanism comprises a base. A rotary carrying table is arranged on one side of the base, and a longitudinal position adjusting mechanism is installed at the bottom of the stand column and installed above the base. The number of the side plates is two, and the two side plates are installed on the front face and the back face of the stand column through the two vertical position adjusting mechanisms correspondingly. A rotary positioning mechanism is mounted in the middle of the side plate; the first movable cross beam and the second movable cross beam are each sleeved with a guide sleeve, and the first movable cross beam and the second movable cross beam are each connected with a transverse position adjusting mechanism. The two guide sleeves are respectively connected with the rotary position adjusting mechanisms on the two side plates; one end of the first movable cross beam and one end of the second movable cross beam are each provided with a rotating mechanism; the polishing assembly is connected with a rotating mechanism on the first movable cross beam; and the laser scanner is connected with the rotating mechanism on the second movable cross beam. Before the inner cavity of the casting is polished, the laser scanner comprehensively scans the inner cavity of the casting, and a polishing movement track is automatically generated.

The invention discloses a metal plate continuous stamping device with a polishing function, and particularly relates to the technical field of metal plate machining, the metal plate continuous stamping device comprises a workbench, the rear end of the workbench is fixedly connected with a first fixing block, the upper end of the workbench is provided with a rotating assembly, and the front end of the rotating assembly is provided with a stamping assembly; a moving assembly is arranged at the upper end of the workbench, a grinding assembly is arranged on the left side of a rotating assembly, a lifting assembly is arranged on the left side of the grinding assembly, and a sweeping assembly is arranged on the lower side of the grinding assembly. Through cooperation of all the assemblies, the metal plate is driven to move forwards while being stamped, continuous stamping of the metal plate is achieved, a stamped groove is accurately polished through the polishing assembly, continuous operation of stamping, movable feeding, polishing and surface cleaning of the metal plate is achieved on the whole, and the working efficiency is improved. Manual frequent intervention is not needed, the production efficiency is greatly improved, and the product quality is guaranteed.

The invention discloses an automatic grinding and polishing device and method for the surface of a conductor. The device comprises multiple sets of roller carriers, a positioner, a multi-axis mechanical arm, a tool library and an industrial personal computer, and the multiple sets of roller carriers jointly support rolling of a workpiece to be machined; the position changing machine is used for achieving rotary motion of the to-be-machined workpiece. A gear and rack displacement mechanism is arranged on the bottom side of the multi-axis mechanical arm, the gear and rack displacement mechanism enables the multi-axis mechanical arm to axially move back and forth corresponding to a workpiece to be machined, and an abrasive belt unit, a polishing machine and a roughness instrument are placed in the tool magazine and can be quickly disassembled and mounted to the executing end of the mechanical arm; the industrial personal computer is electrically connected with the positioner, the multi-axis mechanical arm, the gear and rack displacement mechanism, the abrasive belt unit, the polishing machine and the roughness instrument to cooperatively control operation, according to the method, the industrial personal computer is used for cooperatively controlling the multi-axis mechanical arm to conduct grinding and polishing according to a preset track, the operation consistency is high, automatic tracking can be achieved for replacing operation tools from a tool library, automatic operation is achieved, and operation is efficient.

The invention relates to the technical field of needle grinding machines, in particular to a five-grinding-head needle grinding machine which comprises a needle grinding machine rack, a card clothing roller used for winding and installing card clothing is rotatably installed on the inner side of the needle grinding machine rack, and five-grinding-head mechanisms are arranged on the two sides of the needle grinding machine rack respectively. A five-grinding-head mechanism formed by a side grinding head, a pressing grinding head, a fine grinding head, a flat grinding head and a rough grinding head is adopted for comprehensively grinding card clothing, and the sharpness, flatness and smoothness of a needle are improved; through the optimized design of the structure of the driving shaft rod unit, the needle grinding unit can be driven, the card clothing grinding procedure is achieved, the lubricating and cooling functions can be integrated, and the service life of the structure is prolonged; and through combination with the shaft rod supporting unit, the shaft rod supporting unit not only can meet the requirement for limiting and supporting when the driving shaft rod unit is driven, but also can protect the driving shaft rod unit and meet the requirement for intermittent supply of lubricating oil, and therefore the effect that one object has multiple purposes is achieved.

The invention discloses a wiredrawing polishing machine with a tension adjusting function, and relates to the technical field of polishing and wiredrawing machines, the wiredrawing polishing machine comprises a rack, the top of the rack is fixedly connected with a fixing frame, and the top of the fixing frame is fixedly connected with a conveying assembly. Through the arrangement of the wire drawing unit, a first hydraulic cylinder is started to drive a sliding rod and a rotating roller to move, the rotating roller moves to drive a polishing wire drawing belt to extend, then the contact area of the polishing wire drawing belt and a workpiece can be increased, the sliding rod moves to drive an L-shaped rod to move, and the L-shaped rod moves to drive two rotating wheels to move; the two rotating wheels move to drive a strip-shaped block and one extrusion wheel to move, under the cooperation effect of a telescopic rod and a telescopic spring, the multiple extrusion wheels can be unfolded at equal intervals, and then the multiple extrusion wheels can evenly extrude the contact face of the polishing wire drawing belt along with extension of the polishing wire drawing belt; and therefore, the uniform supporting and pressing effect on the polishing wire drawing belt is improved, and the polishing wire drawing effect on the workpiece is improved.

The application provides a blade sharpening and width measuring device of a fabric cutting equipment, which comprises a bottom plate, a sliding table, a motor assembly, a transmission wheel assembly, a blade sharpening assembly, a driving assembly and a measuring assembly; a grinding wheel set is installed on the sliding table, the sliding table moves towards the direction of the cutter under the driving of the driving assembly, the grinding wheel set abuts against the cutter, the motor assembly starts the rotation of the grinding wheel set through the transmission wheel assembly, the measuring plate moves with the sliding table, the slope on the measuring plate moves with the sliding table, the distance between the slope and the sensor unit is close, when the grinding wheel set abuts against the blade edge, the distance between the slope and the sensor unit no longer changes, the sensor unit detects the distance at this time, and then the distance is converted into actual blade sharpening compensation data, so that the actual blade width data can be quickly obtained.

The utility model relates to a superhard material guide rail machining device which comprises a lathe bed. The working table is arranged above the machine body; the two ends of the cross beam are arranged on the workbench through stand columns; the X-axis linear motor module is arranged on the cross beam; the Z-axis linear module is arranged on the X-axis linear motor module; the spindle box is arranged on the Z-axis linear module, an electric spindle is arranged in the spindle box, and a grinding tool or a polishing tool is installed on the electric spindle; the Y-axis linear motor module is arranged on the workbench; and the workpiece carrying plate is arranged above the Y-axis linear motor module. Through multi-axis linkage of the X-axis linear motor module, the Y-axis linear motor module and the Z-axis linear motor module, the long guide rail is pressurized and polished through a small tool, the grinding amount is controlled through the dwell time and the polishing pressure, and high-precision machining of the long guide rail is achieved.

The application relates to the technical field of glass polishing, in particular to an automobile glass polishing device, which comprises a base, a three-axis control mechanism and a driving motor, the three-axis control mechanism is arranged outside the base and is used for controlling the accurate movement of the driving motor in a three-dimensional space, an adsorption supporting mechanism for adsorbing and supporting automobile glass is arranged above the base, a square rod is transmissionally connected to the driving end of the driving motor, square rods are arranged outside the square rod, a plurality of polishing discs are arranged outside the polishing disc, and an arc grinding groove is arranged on one side of the polishing disc. The glass is stably fixed through the adsorption supporting mechanism, the polishing disc is accurately positioned through cooperation with the three-axis control mechanism, the moderate force of the flexible polishing piece is converted through torsion, the glass is prevented from being cracked and displaced, the polishing piece is automatically adjusted according to the preset track, the degree of automation is high, and the polishing precision and efficiency are effectively improved.

The utility model relates to an on-line grinding machine, which solves the problems of poor grinding precision, long grinding time efficiency, low grinding efficiency, high grinding work intensity and the like in the prior art, and adopts the technical scheme that the on-line grinding machine comprises a first motor and a grinding wheel arranged at the output end of the first motor, and is characterized by further comprising a base and a three-dimensional adjusting mechanism arranged on the base, the first motor is arranged on the three-dimensional adjusting mechanism, the three-dimensional adjusting mechanism is used for adjusting the three-dimensional position of the first motor to adjust the grinding surface of the grinding wheel, the three-dimensional adjusting mechanism comprises an X-direction adjusting mechanism, a Y-direction adjusting mechanism and a Z-direction adjusting mechanism, and the grinding surface of the grinding wheel can be adjusted by adjusting at least one of the X-direction adjusting mechanism, the Y-direction adjusting mechanism and the Z-direction adjusting mechanism. The position of the grinding surface of the grinding wheel is adjusted. The grinding machine has the advantages that the position of the grinding face of the grinding wheel is accurate through the three-dimensional adjusting mechanism, the purpose of accurate grinding is achieved, the three-dimensional adjusting mechanism is high in adjusting precision and convenient to adjust, the grinding efficiency can be greatly improved, and the grinding strength is reduced.

The invention relates to the technical field of bearing machining, in particular to bearing outer surface grinding equipment for bearing machining and a using method, the bearing outer surface grinding equipment comprises a machine table serving as a mounting base, and a supporting plate is arranged on the machine table. According to the bearing outer surface grinding equipment for bearing machining and the using method, through the collaborative design of the bimetallic strip and the offset bush, heat transfer triggers the bimetallic strip to be heated and unfolded, the guide wheel is pushed to axially displace along the conical offset bush and achieve radial offset, the displacement amount for enlarging the grinding gap is in direct proportion to temperature rise, and the grinding efficiency is improved. By means of thermal induction linkage of the temperature guide pin, the thermosensitive liquid and the cylinder sleeve, the temperature guide pin is heated to promote the thermosensitive liquid to expand during thermal expansion of the workpiece, the supporting plate is pushed to automatically lift, so that a contact point of the workpiece moves upwards, an effective grinding gap is expanded in a disguised mode, and dual adjustment is formed with radial deviation of the guide wheel. The thermal expansion change of the workpiece is further adapted, and the grinding resistance and the workpiece damage risk are reduced.

The invention relates to the technical field of grinding machine tools, in particular to an airspace engine directional blade tenon bottom face grinding machine tool which comprises a clamping device for clamping a directional blade, a belt sander, a portal frame, a horizontal sliding system, a lifting mechanism and a cushion block arranged below a sanding belt. The cushion block provides rigid support for the abrasive belt, and an oil storage tank with an oil absorption roller is arranged above the cushion block for automatic lubrication. And the horizontal sliding system and the lifting mechanism on the portal frame drive the clamping device and the directional blade to realize feeding movement. The problem that abrasive belt suspended grinding is unstable is solved through rigid supporting and automatic lubricating, manual grinding is replaced with mechanical operation, and therefore the machining precision and efficiency of the tenon bottom face of the directional blade are remarkably improved, the rejection rate and the labor-hour cost are reduced, and reliable assembly of the directional blade and a wheel disc is guaranteed.

The numerical control surface grinding, chamfering and rounding all-in-one machine comprises a machining all-in-one machine, a machining bin is formed in the upper left corner of the front end of the machining all-in-one machine, a bin door is connected to the upper side of the front end of the machining all-in-one machine in a sliding mode, and the bin door can slide to the front end of the machining bin for shielding. Storage mechanisms are arranged on the left side and the right side of the inner wall of the lower end of the machining bin correspondingly, a plurality of chamfering and rounding grooves with different inner diameters are formed in the cylindrical outer wall of a chamfering and grinding wheel, and the edge of a silicon wafer can be chamfered and rounded at different angles; chamfering rounding grooves with different inner diameters can be adjusted to be clamped at the two ends of a silicon wafer to meet different machining requirements, stretching and retracting between a clamping telescopic rod and a telescopic sliding sleeve are controlled through a hydraulic control mechanism, the clamping position and tightness can be controlled according to the radius of the silicon wafer, the chamfering rounding device is suitable for machining of the silicon wafers with different radiuses, the machining range is widened, and the machining quality is improved.

The embodiment of the utility model provides a five-axis tool sharpener. The five-axis tool sharpener comprises a base table, a tool rest and a tool rest, the cutting device comprises a cutting mechanism and a lifting assembly, the lifting assembly is installed on the base table and connected with the cutting mechanism, and the lifting assembly can drive the cutting mechanism to ascend and descend relative to the base table; the balance assembly is installed on the base table and connected with the lifting assembly, and the balance assembly provides driving force for the lifting assembly so as to balance the vertical load of the lifting assembly; the mechanical arm is installed on the lifting assembly and used for transferring the workpiece to be machined to the bottom side of the cutting mechanism. On one hand, the mechanical arm and the cutting mechanism are both installed on the lifting assembly, so that the mechanical arm can synchronously move along with the cutting mechanism, then feeding of the mechanical arm can be flexible, on the other hand, the balance assembly can provide driving force for the lifting assembly to balance the vertical load of the lifting assembly, and therefore the five-axis tool sharpener can balance the gravity of the main shaft.

The invention relates to a self-adaptive part grinding production line based on a robot technology, belongs to the technical field of intelligent manufacturing, and solves the problems that the quality is uneven due to the fact that an existing grinding technology depends on manpower, part matrixes are easily damaged due to lack of sensing ability of automatic equipment, and the procedure connection efficiency is low. The production line comprises a feeding conveying and visual recognition unit, an outer ring grinding unit, a positioning and transferring unit, an inner ring grinding unit and a discharging and stacking unit which are connected in sequence, and an outer ring grinding robot and an inner ring grinding robot are arranged in the outer ring grinding unit and the inner ring grinding unit in a decomposed mode. The outer ring grinding robot and the inner ring grinding robot both participate in the grinding process, and a traditional device for grinding an inner ring through a special inner ring grinding machine is replaced. According to the device, full-automatic operation of vertical ring polishing is achieved, the yield and the production takt are remarkably improved while high product quality is guaranteed, damage to a parent body is effectively avoided, and the polishing precision and the production efficiency are remarkably improved.

The invention discloses a rough-semi-finish-finish integrated grinding machining device and method for the outer circle of a shaft. The device comprises a workbench, a cooling mechanism and a multi-taper grinding mechanism. And a workpiece clamping structure capable of rotating and axially moving is arranged on the workbench. The multi-taper grinding mechanism comprises a rotating platform, a grinding driving motor, a grinding wheel moving assembly and a multi-taper grinding wheel structure. The multi-taper grinding wheel structure comprises a plurality of rotary grinding areas which are coaxially fixed and sequentially arranged at intervals. And the diameters of the rotary grinding areas are sequentially reduced in the arrangement direction, and the taper angles of the rotary grinding areas are sequentially increased. A plurality of cylindrical or circular-truncated-cone-shaped grinding wheels with different taper angles and different diameters are coaxially arranged on the same main shaft, the included angles of the grinding wheels relative to a workpiece are adjusted through swinging, grinding wheel areas with different roughness degrees can be replaced for grinding operation, and therefore the grinding wheel areas can be replaced by the same driving system under the condition that the grinding wheels do not need to be disassembled and assembled. And automatic rough, semi-finish and finish grinding machining is achieved.

The invention discloses a grinding machine tool for machining an inner spherical surface, and relates to the technical field of spherical workpiece grinding. A grinding assembly, a driving assembly and a driving motor are mounted on the top surface of the base; the grinding assembly comprises a spindle rotationally installed on the base, the front end of the spindle is connected with a tool apron, the rear end of the spindle is connected with the driving end of the driving motor, the middle of the tool apron is hinged to the spindle, a tool bit is installed at the front end of the tool apron, and an adjusting connecting rod is hinged to the rear end of the tool apron. A sleeve capable of sliding in the axial direction of the main shaft is arranged on the main shaft, the free end of the adjusting connecting rod is hinged to the sleeve, and a driving assembly for driving the annular groove to slide in a reciprocating mode along the main shaft is arranged on the base. According to the method, shutdown calculation and calibration are not needed, and the auxiliary time is greatly shortened; meanwhile, manual operation is replaced by mechanical transmission, personal errors and multiple clamping deviations are avoided, the problem of connection dislocation of segmented grinding is solved, and the inner spherical surface contour continuity and micron-order machining precision are guaranteed.

The invention belongs to the technical field of spiral welded pipe coping, and particularly discloses a coping device and method for spiral welded pipe machining, and the coping device comprises a rack, a pipe end clamping mechanism and a shape follow-up self-adaptive grinding unit. By means of the integrated self-adaptive adjusting mechanism and the multi-dimensional adjusting assembly, spiral welding pipes with different pipe diameters can be rapidly clamped, and the space postures of the grinding wheels can be accurately aligned; particularly, a flexible avoiding mechanism supported by a spring is utilized, so that the guide wheel and the grinding wheel synchronously float when encountering a high welding seam, the clamping stagnation damage of equipment and the bending of a grinding wheel shaft are effectively avoided, the heat influence caused by severe friction is obviously reduced, the metallographic structure change of the welding seam and base metal is prevented, the corrosion resistance of a welded pipe is guaranteed, and the service life of the welded pipe is prolonged. And in cooperation with automatic seam searching of the guide wheel, automatic and high-quality grinding of all welding seams is achieved.

The invention discloses an ultrasonic abrasive flow surface texture machining device and method based on an auxiliary magnetic field, and belongs to the field of precision machining and surface engineering. The ultrasonic abrasive flow surface texture machining device comprises a workbench, an ultrasonic vibration generating device, a magnetic field generating device, an abrasive flow machining system and a three-dimensional motion platform. The composite abrasive particle suspension is composed of a basic solution, carbonyl iron powder magnetic particles and silicon carbide abrasive particles. According to the method, magnetic particles are guided by a magnetic field to form a chain along magnetic lines of force, ultrasonic high-frequency impact is combined, abrasive materials are driven to impact the surface of a workpiece in order, a submicron texture with the consistent direction and the uniform size is formed, the depth ranges from 0.2 micrometer to 2 micrometers, and the width ranges from 1 micrometer to 20 micrometers. Texture parameters are flexibly regulated and controlled through magnetic field and ultrasonic parameters, and the method has the advantages of being high in machining precision, high in controllability, low in cost, environmentally friendly and recyclable, is suitable for precise parts of bearings and cutters, and can remarkably improve the tribological performance and wettability of the parts.

The invention belongs to the technical field of building material processing, and discloses building material cutting equipment which comprises a first limiting frame, a limiting frame is arranged on one side of the first limiting frame, the first limiting frame and the limiting frame are both L-shaped alloy frames, and a cutting and grinding integrated assembly is arranged in the first limiting frame; and the cutting and grinding integrated assembly comprises a rotating main frame rotationally arranged with the first limiting frame, and a grinding roller is rotationally arranged on one side of the rotating main frame. The building board cutting machine is changed into a vertical or transverse cutting machine, and is matched with an integrated grinding roller structure design, so that the grinding requirement for cut building boards can be met, the building board cutting machine is more convenient to use, the cutting requirements of various building boards with different sizes are met, and the construction progress of building materials is accelerated.