3723results about "Grinding carriages" patented technology

The invention relates to a machining device for optical workpieces, to a use of a cross-table, and to a method for facing an optical workpiece, wherein the workpiece is first fed to a tool along a roller-supported feed axle and is then machined by facing only by axial movement of the tool. Furthermore, the workpiece being machined is moved along a transverse axis with hydrostatic mounting during machining. This enables a simple and cost-effective design and highly precise machining.

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.

The utility model relates to the technical field of ship mechanical part machining, in particular to a polishing device for ship mechanical part machining, and solves the problem that in the prior art, ship mechanical parts of different shapes and sizes cannot be conveniently adjusted and fixed, so that the polishing effect is poor. A polishing device for ship mechanical part machining comprises a machining table and a polishing machine, the machining table is provided with a sliding groove, the interior of the sliding groove is slidably connected with a mounting block, the top of the mounting block is provided with a bearing plate through a buffering mechanism, the surface of the bearing plate is fixedly connected with four supporting blocks, and the surfaces of the supporting blocks are in threaded connection with screws; a clamping drill is fixedly connected to the surface of the screw rod, a plurality of limiting grooves are formed in the surface of the bearing plate, and limiting rods are arranged in the limiting grooves in a penetrating mode. According to the polishing fixture, clamping and fixing of parts with different shapes and sizes are guaranteed, so that the parts can be normally polished, and the polishing effect of the parts cannot be affected.

The invention relates to crankshaft outer circle and end face integrated grinding equipment and a grinding method, and relates to the field of grinding equipment. According to the technical scheme, a single grinding machine is used for replacing three grinding machines in the original process, equipment investment is greatly reduced, labor and energy consumption are saved, the production efficiency is improved due to process concentration, and meanwhile the problems that an existing process is large in occupied area and large in labor consumption are solved; the outer circle and the end face of the crankshaft part can be synchronously ground through one-time clamping, positioning errors caused by multiple times of clamping are avoided, a numerical control system can conveniently monitor and compensate machining errors in real time, and the high-precision requirement is guaranteed. Specifically, a grinding wheel spindle is matched with an axial driving assembly to achieve synchronous grinding of the outer circle and the end face of the crankshaft. Diamond needles are welded to the outer circle and the side face of the grinding wheel dressing diamond roller in a buried mode, and dressing of the outer circles of a fixed grinding wheel and a movable grinding wheel and the end face of the movable grinding wheel can be completed. A metal guide wheel is selected to support a crankshaft spiral groove face, guide wheel abrasion is reduced, and grinding precision and efficiency are further guaranteed.

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 automatic stone grinding and dust removing equipment integrating negative pressure adsorption and filtration, and relates to the field of stone grinding, the automatic stone grinding and dust removing equipment comprises a cutting machine, a grinding mechanism and a machining supporting platform, the cutting machine is used for cutting stone, a stone outlet is formed in the cutting machine, and the cut stone is discharged from the stone outlet; the machining supporting platform is arranged at the bottom of the stone outlet and used for bearing the stone, and the grinding mechanism is used for grinding the stone on the machining supporting platform. When stone is placed on the machining supporting platform, the machining supporting platform is provided with a part of suction holes not covered by the stone, and when a negative pressure fan is started in the grinding process of the stone, the negative pressure fan can suck dust into the machining supporting platform, so that the dust falling effect is achieved, and the dust falling problem is solved from a cutting source.

The utility model relates to the technical field of devices for removing dust on grinding machines or polishing machines, in particular to a handheld dustproof grinding machine and a handheld dustproof grinding device. A handheld dustproof grinding device comprises a handheld dustproof grinding machine and a grinding head, the handheld dustproof grinding machine comprises a shell, a grinding inner cavity used for containing the grinding head and a dust collection channel are formed in the shell, and an outlet of the dust collection channel is formed in the shell and used for being connected with an external dust collector. A peripheral surrounding breathable dustproof part is arranged at a port of the grinding inner cavity, a driving device is further arranged on the shell, the power output end of the driving device extends into the grinding inner cavity to be used for assembling a grinding head, and an inlet of the dust collection channel communicates with the grinding inner cavity. And the inner wall, located in the polishing inner cavity, of the shell is used for forming a radial gap between the inner wall and the polishing head after the polishing head is assembled, so that dust is sucked to the dust suction channel through the radial gap, the suction effect is better, the good dustproof effect is achieved, and the polishing effect is effectively improved.

The invention relates to the technical field of welding platforms, in particular to a steel pipe beam welding operation platform which comprises a base fixedly connected with a controller and further comprises two deformation positioning structures symmetrically arranged on the base, and each deformation positioning structure comprises a guide pushing mechanism connected with the base. The guide pushing mechanism is connected with a displacement clamping assembly; and the positioning calibration structure is connected with the base and comprises a first active telescopic frame, the moving end of the first active telescopic frame is fixedly connected with a suspension frame, the suspension frame is connected with a double-face grinding part, and the suspension frame is connected with an end face touch sweeping mechanism. Through mutual cooperation of the deformation positioning structure and the positioning calibration structure, the steel pipe beams in different shapes are positioned and clamped, then end face positioning and position measuring are conducted on the steel pipe beams, end face correction is conducted on the steel pipe beams, and therefore the steel pipe beams can be accurately and mutually positioned and in butt joint, the quality of subsequent welding machining is improved, and the production efficiency is improved. And manpower is saved.

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 application belongs to the field of glass polishing and grinding, and particularly relates to a polishing and grinding device for glass scratches, which comprises a fixing ring seat, a supporting rod, a sliding block, a driving assembly and a grinding device. One end of the supporting rod is rotatably connected to the top of the fixing ring seat, and the other end is movably connected to the top of the fixing ring seat. The sliding block is slidably arranged on the supporting rod. The grinding device is fixedly installed at the bottom of the sliding block. The bottom of the grinding device is provided with a grinding head. The driving assembly is connected to the sliding block and used for driving the sliding block to perform reciprocating linear motion. Compared with the prior art, the polishing and grinding device can perform reciprocating linear motion on the supporting rod to uniformly polish and grind the glass to be processed. Moreover, the positions of the supporting rod can be adjusted to adapt to different positions of the scratches of the glass to be processed, and the adaptability is high.

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 invention belongs to the technical field of valve actuator production, and particularly relates to a polishing device for valve actuator production and machining, which comprises a workbench, one side of the upper end surface of the workbench is fixedly connected with a frame body, the two ends of one side of the frame body are fixedly connected with sliding rods I, and the two sides of the sliding rods I are slidably connected with clamping blocks; the workbench is further provided with an area controllable type grinding assembly. The area-controllable grinding assembly comprises transverse moving columns slidably connected to the two sides of the upper end face of the workbench, one sides of the upper ends of the transverse moving columns are fixedly connected with connecting rods, and one ends of the connecting rods are fixedly connected with a fixing disc. According to the polishing device, the area-controllable polishing assembly is utilized, and in the polishing process, the two ends of the shell can be blocked through the two pieces of elastic cloth, so that chippings cannot be splashed out of the shell, and the situation that the chippings pollute the surrounding working environment is avoided.

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.