7807results about "Grinding beds" patented technology

An apparatus for polishing a butt weld includes a machine frame; a polishing mechanism, including a rotating arm, a supporting column rotatably mounted on the rotating arm, and a polishing roll rotatably mounted on the supporting column in a circumferential direction of the polishing roll; an angle limiting assembly, movably mounted on the rotating arm, the angle limiting assembly limiting an angle at which an outer side end of the supporting column swings upward; a roll driving part, mounted on the rotating arm. The roll driving part is in transmission connection with the polishing roll and drives the polishing roll to rotate on the supporting column in the circumferential direction of the polishing roll. An arm driving part is mounted on a fixed frame, the rotating arm being mounted on the arm driving part, and the arm driving part drives the rotating arm to rotate in a circumferential direction.

The invention relates to the technical field of grinding equipment, in particular to an aluminum foil mill roller grinding device which comprises a rack, a centering clamping assembly and a grinding assembly, the centering clamping assembly is arranged on the rack and used for clamping a roller and enabling the roller to rotate around the axis of the roller, and the grinding assembly comprises a shell, a grinding disc, a supporting column and a damping ring. The shell is slidably arranged on the rack, the grinding disc is rotatably arranged on the inner side of the shell, the axis of the grinding disc is horizontal, and the grinding disc can rotate around the axis of the grinding disc. The grinding device is provided with the supporting column and the grinding block, the grinding block is hinged to the periphery of the supporting column, and the grinding block is configured to be capable of rotating so that the grinding face of the grinding block can always keep linear contact with the peripheral face of the roller; therefore, the grinding block is not in linear contact with the roller due to different abrasion losses of the two ends of the grinding block at the grinding contact position of the grinding block and the roller, the grinding quality is guaranteed, and meanwhile the grinding efficiency is improved.

The utility model belongs to the technical field of surface grinding machines, and particularly relates to an auxiliary feeding and discharging mechanism for a surface grinding machine, which comprises a machining table and a feeding box, the feeding box is mounted on the right side of the machining table, a feeding device is arranged in the feeding box, and a feeding device is arranged on the upper surface of the machining table. According to the auxiliary feeding and discharging mechanism for the surface grinding machine, workpieces on the feeding plate are driven to ascend through the feeding unit, then the pushing air cylinder is started to push the pushing plate to move leftwards, and therefore the workpieces on the feeding plate are pushed to the position above the machining table for subsequent grinding machining, manual feeding is not needed, time and labor are saved, and the machining efficiency is improved. The guide rail base is driven to slide leftwards on the electric guide rail, so that a workpiece on a bearing table at the top of the guide rail base is driven to move leftwards for feeding and machining, and after the workpiece moves to the position below the grinding assembly, the two clamping air cylinders are synchronously started to drive the clamping plates to move relatively, so that the workpiece is clamped and fixed, and workpiece displacement in the grinding process is avoided.

The invention belongs to the technical field of piston rod machining equipment, particularly relates to a hydraulic oil cylinder piston rod machining device and a method thereof, and aims to solve the problem that an existing hydraulic oil cylinder piston rod machining device cannot integrally grind and polish a piston rod at a time. The bottom of the bearing platform is fixedly connected with the upper side of the base, the upper side of the base is fixedly connected with four symmetrical stand columns, and the upper sides of the four stand columns are fixedly connected with the same top plate. According to the hydraulic oil cylinder piston rod machining device and method, when the piston rod body is ground and polished through the device, fixing points, at the two ends of the piston rod body, of the clamp are switched; and therefore, when the device grinds and polishes the piston rod body, the whole piston rod body can be polished without halting, taking down the piston rod body and then fixing the piston rod body, the machining efficiency of the device on the piston rod body is remarkably improved, and the yield of the device is improved.

The invention provides a shell grinding device for motor production, and relates to the technical field of motor shell grinding, the shell grinding device comprises a mounting frame and a clamping mechanism arranged on the mounting frame and used for clamping a motor shell; a connecting plate is fixedly connected to the mounting frame, an abutting air cylinder is fixedly connected to the connecting plate, an abutting plate is fixedly connected to the end, away from the abutting air cylinder, of an output shaft of the abutting air cylinder, a connecting shaft is rotationally connected to the abutting plate, and a cross connecting frame is rotationally connected to the connecting shaft; according to the square motor shell grinding device, a groove of a square motor can be ground, the quality of the ground square motor shell tends to be consistent, the grinding efficiency of the square motor shell is improved, the grinding efficiency of the square motor shell is improved, and the grinding quality of the square motor shell is improved. And the grinding efficiency can be improved.

The invention relates to the technical field of polishing devices, and particularly discloses a metal accessory polishing device which comprises a polishing table, a connecting rod is slidably connected to an inner cavity of the polishing table, a polishing mechanism is arranged on the outer surface of the connecting rod, a double-station assembly is arranged on the upper surface of the polishing table, and a dust removal assembly is arranged on the outer surface of the double-station assembly. The double-station assemblies alternately work, so that the waiting time can be remarkably shortened, the polishing efficiency is improved, metal accessories can be flexibly fixed, the situation that the metal accessories are damaged due to the fact that the action force of the polishing wheel on the metal accessories is too large is prevented, and when the metal accessories are subjected to the large action force of the polishing wheel, an alarm can be given in time; according to the polishing device, workers can conveniently maintain the polishing device in time, so that the rejection rate is reduced, chippings generated in the polishing process can be cleaned in time through the dust removal assembly, the polishing precision is improved, and the cleaned dust can be collected in time.

The invention discloses a polishing device for steel structure machining, and relates to the technical field of polishing for steel structure machining, the polishing device comprises a rack, L-shaped beams arranged in frames on the two sides of the top of the rack and conveyors installed on the two sides of the rear portions of the L-shaped beams, and a conveying compression roller is arranged between two vertical plates; a pressure applying assembly is mounted on the vertical plate; a reciprocating seat is arranged between the L-shaped beams, a lower grinding wire roller is installed at the rear end of the first rotating shaft, and an upper grinding mechanism is installed on the upper portion of the rear end face of the reciprocating seat. A dust blowing assembly is mounted on the inner frame wall of the rack; a side groove polishing mechanism is installed on the lower portion of the rack. Through cooperation of the upper grinding mechanism and the side groove grinding mechanism, all-directional grinding of H-shaped steel or I-shaped steel is achieved, efficient grinding operation of a steel structure side groove can be achieved, and the grinding quality and efficiency are improved; the lower grinding screw roller and the upper grinding screw roller can conduct double grinding on the upper end face and the lower end face of the steel structure at the same time, and the grinding quality is effectively improved; and all-around refined grinding of the steel structure is achieved.

The invention discloses a wind tower body derusting magnetic adsorption wall-climbing robot, which belongs to the technical field of robots and comprises a moving trolley, an adsorption mechanism, a polishing mechanism and a walking motor. The moving trolley comprises a chassis frame and four Mecanum wheels installed on the chassis frame. The adsorption mechanism comprises two adsorption assemblies which are symmetrically arranged front and back. Each adsorption assembly comprises a magnet device and a gap adjusting device used for driving the magnet device to move up and down. An ultrasonic sensor used for detecting the size of a gap between the magnet device and the wall face of the wind tower body is arranged on the bottom face of the magnet device. The grinding mechanism comprises a base, a sliding table, a supporting arm, a grinding lifting device, a grinding rotating motor, a grinding disc and a camera. The grinding disc can move left and right and move up and down, and the rust removal efficiency is improved. The problems that in the wall-climbing process of an existing wind tower wall-climbing robot, due to the fact that the preset safety adsorption force is too large and the structure of the robot is poor, flexibility is poor, and operation efficiency is low are solved.

The invention relates to the technical field of grinding machining, and particularly discloses a four-row cylindrical bearing raceway grinding machining device and method.The four-row cylindrical bearing raceway grinding machining device comprises a loading unit, a grinding unit and a grinding unit, the loading unit comprises a rotary table, a flexible clamping piece matched with a bearing outer ring is arranged on the rotary table, and a concave part is arranged in the flexible clamping piece; the grinding unit comprises a grinding motor, the output end of the grinding motor is connected with a rotating shaft, a grinding disc is arranged at the lower end of the rotating shaft, and a multidirectional dynamic cooling piece is arranged on the lower end face of the lifting air cylinder. Uniform clamping force is applied to the outer wall of the bearing outer ring through the flexible clamping piece, clamping stress is restrained, clamping deformation is small, and microscopic cracks caused by stress concentration are avoided. The multidirectional dynamic cooling piece integrates axial injection and radial injection, thermal damage is blocked, the temperature rise of a grinding area is effectively reduced, and the risk of surface burn is eliminated; the high-pressure cooling liquid scours a grinding interface in a turbulent flow mode, and microscopic cracks caused by secondary extrusion of abrasive particles are avoided.

The invention discloses a composite slewing bearing soft belt grinding machine tool, and belongs to the technical field of slewing bearing grinding. A composite slewing bearing soft belt grinding machine tool comprises a split rotary table which is horizontally placed on the ground, the split rotary table comprises a driving sliding table and two auxiliary power sliding tables, the split rotary table is arranged at the radial position of a machined workpiece, the three sliding tables are arranged at fixed angles, and the auxiliary power sliding tables are arranged on the driving sliding table. The base is used for placing, clamping and rotating a machined workpiece; the machine tool is mounted on the front side of the split rotary table; and the rotating mechanism is mounted in the moving tail end area of the machine tool. According to the scheme of the machine tool, the idea of multiple degrees of freedom of the robot is continued, the machining end is provided with an upper B shaft and an upper C shaft, more machining poses are expanded through five servo shafts, and multifunctional composite grinding is achieved. The rotary table is suitable for polishing and arranging soft belts of spherical raceways and three rows of cylindrical raceways (inner / outer rings). The split rotary table comprises a driving sliding table and two auxiliary power sliding tables, and the three sliding tables are arranged at a fixed angle; the machine tool is mounted on the front side of the split rotary table; and the rotating mechanism is mounted in the moving tail end area of the machine tool. The split rotary table is used for replacing a traditional large rotary table, the cost of a numerical control system is greatly reduced, the rigidity of equipment is improved on the basis of multi-degree-of-freedom machining, and machining is more stable.

The invention relates to the technical field of electromagnetic flowmeter grinding, in particular to a grinding device for electromagnetic flowmeter machining. The device comprises a machine tool base, a grinding mechanism is arranged on the upper side of the machine tool base, a plurality of grinding belts are arranged on the grinding mechanism, a moving device is arranged on one side of the grinding mechanism, the moving device moves on the upper side of the machine tool base, and an electromagnetic flowmeter tube is arranged on the moving device. In the process that the grinding mechanism is inserted into the electromagnetic flow meter tube, the end grinding piece drives the grinding belt to enter the electromagnetic flow meter tube, so that the inner wall of the electromagnetic flow meter tube is ground at the position, with few meshes, on the grinding belt, and large particles on the inner wall of the electromagnetic flow meter tube are ground away; and meanwhile, in the process that the grinding mechanism grinds the electromagnetic flowmeter pipe, the spirally arranged end grinding piece guides chippings ground by the grinding belt in the direction away from the grinding mechanism, and the chippings are rapidly discharged from the interior of the electromagnetic flowmeter pipe.

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 invention provides grinding equipment for a tong head. The grinding equipment comprises a supporting assembly, a grinding assembly and a bearing assembly. The grinding assembly is connected with the supporting assembly and arranged on the upper portion of the bearing assembly. The grinding assembly is provided with a driving mechanism and a grinding wheel, the driving mechanism is configured to drive the grinding wheel to move and rotate, the driving mechanism is provided with a second through hole, the grinding wheel is provided with a grinding disc and a cavity, the second through hole communicates with the cavity, and the cavity is configured to contain a lubricant; the bearing assembly is provided with a plurality of fixing grooves, the fixing grooves are connected with the fixing bases correspondingly, the fixing bases are configured to be used for installing to-be-polished tong heads, and the bearing assembly bears the fixing bases to rotate. The supporting assembly is designed to have enough strength and stability, enough supporting force is provided for the grinding assembly, and therefore the grinding precision and efficiency are guaranteed. A driving mechanism of the polishing assembly is designed to be capable of adjusting the position and the rotating speed of a polishing wheel so as to meet the polishing requirements of tong heads of different materials and shapes.

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 a multi-station bilateral edge grinding machine, and belongs to the technical field of glass edge grinding machines, the edge grinding machine comprises a bottom table, and a roughing station, a fine grinding and polishing station and a chamfering station which are sequentially arranged on the bottom table along the X-axis direction, the roughing station consists of two groups of rough grinding mechanisms, the fine grinding and polishing station consists of two groups of fine grinding mechanisms, and the chamfering station consists of two groups of fine grinding mechanisms. The chamfering station is composed of two sets of chamfering mechanisms, a fixed seat and three movable seats are arranged on the bottom table, one rough grinding mechanism, one fine grinding and polishing mechanism and one chamfering mechanism are sequentially arranged on the fixed seat in the X-axis direction, and the other rough grinding mechanism, the other fine grinding and polishing mechanism and the other chamfering mechanism are correspondingly arranged on the three movable seats respectively. And the glass conveying mechanism is used for conveying the glass to the roughing station, the fine grinding station and the chamfering station in sequence. According to the edge grinding machine, the use flexibility of the edge grinding machine and the glass processing efficiency are improved.

The invention provides a uniform-section thin-wall bearing end face grinding device and method, and belongs to the technical field of bearing grinding, the uniform-section thin-wall bearing end face grinding device comprises a rack, a plurality of wandering star wheels, a rotating wheel, a feeding mechanism and an upper grinding disc, the rack is vertically and slidably connected with a moving frame, the upper grinding disc is arranged on the moving frame, and the moving frame is rotatably connected with a rotating ring; a transmission tooth column is arranged on the lower end face of the rotating ring; a lower grinding disc is arranged below the upper grinding disc and comprises an outer grinding disc, an inner grinding disc capable of vertically moving and a plurality of grinding rings, the number of the grinding rings is equal to that of the wandering star wheels, the upper end faces and the lower end faces of the wandering star wheels are fixedly connected with limiting rings, and the outer diameters of the limiting rings are equal to the diameters of the grinding rings. A lower gear is fixedly connected to the lower portion of the polishing ring through a connecting column, and the number of teeth of the lower gear is equal to that of teeth of the wandering star wheel. The rotating wheel is arranged in the center of the inner grinding disc, and the upper end face of the rotating wheel is fixedly connected with an inner tooth column. The bearing grinding device has the effect of improving the bearing grinding quality.

The bearing retainer magnetic polishing device comprises a magnetic polishing machine and a material overturning frame located at the front end of the magnetic polishing machine, a collecting groove is formed in the right side of the material overturning frame, and a cellular bearing frame is connected to the material overturning frame through a material overturning mechanism; the material turning mechanism comprises a driving air cylinder, a sliding table, a material turning rod, an arc-shaped top shell, a material turning guide groove and a circular sliding block, an equal dividing mechanism is arranged in the cellular bearing frame and comprises a set of transverse fixing plates and a plurality of vertical adjusting plates, and a collecting box is placed in the collecting groove. The bearing retainer magnetic polishing device has the beneficial effects that the bearing retainers needing magnetic polishing are placed in the lattices, the bearing retainers can be prevented from being collided and damaged in the magnetic polishing process, the latticed bearing frames can be adjusted according to the sizes of the bearing retainers, the overturning mechanism can drive the latticed bearing frames to automatically overturn and discharge, and the bearing retainers are prevented from being damaged. And in cooperation with a collecting box in the collecting groove, metal impurities attached to the surface of the bearing retainer can be washed conveniently, and the magnetic needles can be collected conveniently.

The invention relates to the technical field of ship rust removal, and discloses a ship rust removal device which comprises a supporting rod, a mounting shell fixedly mounted on the supporting rod and two bowl-shaped steel wire brushes arranged on one side of the mounting shell, a rotating rod is fixedly mounted between the two bowl-shaped steel wire brushes, and the rotating rod is fixedly connected with the mounting shell. The bowl-shaped steel wire brushes are installed at the two ends of the rotating rod correspondingly, the two bowl-shaped steel wire brushes can be switched at any time, the bowl-shaped steel wire brushes switched into the installation shell can be washed through the washing assembly, rust powder and paint chippings attached to the interiors of the bowl-shaped steel wire brushes can be removed, then the rust powder and the paint chippings flow away through the flow guide pipe, and the rust powder and the paint chippings are collected and treated subsequently; and the cleaned bowl-shaped steel wire brush is in a wet state, dust is more easily adhered to the outer surface of the bowl-shaped steel wire brush in the polishing process, raised dust can be reduced, and the situation that a large amount of rust dust is adhered to the polished position of the ship body, and the judgment of workers on the rust removal condition of the surface of the ship body is affected is reduced.

The utility model relates to the field of automatic cutting equipment, in particular to quenching pipe automatic feeding and cutting equipment, which comprises a control system, a feeding device, a cutting device and a cut-off detection mechanism, and the feeding device, the cutting device and the cut-off detection mechanism are respectively in control connection with the control system. A cut-off detection mechanism is arranged to replace a correlation type photoelectric sensor in the prior art, and the cut-off detection mechanism specifically comprises a driven detection pressing wheel, a detection block and a proximity switch; a detection block and a proximity switch in the cut-off detection mechanism can be arranged far away from the cutting cavity or can be isolated from the cutting cavity, so that dust, water or other cooling liquid, sand and other impurities generated in the quenching pipe cutting process cannot affect detection of the proximity switch, and the accuracy of cut-off detection of the quenching pipe is guaranteed; automatic feeding and cutting of the quenching pipe are achieved, the production efficiency is improved, and the labor cost is saved.

The invention relates to the technical field of reaming machining, and discloses a shaft sleeve reaming device for automobile part production, which comprises a workbench, and an equipment box is fixedly mounted at the top end of the workbench. The grinding assembly can be limited by rotating the adjusting assembly, then the driving assembly is started to drive the grinding assembly fixedly installed at the output end of the driving assembly to rotate, then the grinding assembly grinds the inner wall of the shaft sleeve, and in the grinding process, the moving assembly is started to drive the clamping assembly to do reciprocating motion; the clamping assembly drives the shaft sleeve to reciprocate on the outer surface of the grinding assembly so that the inner diameter of the shaft sleeve can be expanded, after the shaft sleeve is expanded to a certain size, the bottom end of the grinding assembly is matched with limitation of the adjusting assembly, the inner diameter of the shaft sleeve cannot be ground and expanded any more, and then the grinding size of the inner diameter of the shaft sleeve can be adjusted and controlled; and repeated measurement is not needed, so that the reaming efficiency of the shaft sleeve reaming device for automobile part production is improved.

A method for replacing the petal of a runner chamber of a vertical turbine unit and a device for measuring and grinding the runner chamber, the method comprises: making a new runner chamber, cutting the petals of the new runner chamber, processing the assembled petal body, preparing the petal body before installation, installing the petal body, grouting, and measuring and grinding the new runner chamber. The method realizes efficient replacement of the runner chamber and inspection of the inner wall of the runner chamber, and the parameters of the runner chamber are precisely controlled. The device comprises two cross-shaped brackets, a rotating shaft, two flange bearings, two sets of adjustment parts, a rotating frame, two limit studs, a measuring and grinding mechanism, four precision linear guide rails and a precision slide block; the new runner chamber in the vertical turbine unit is in a non-contact state with the cross-shaped bracket, and the cross-shaped bracket is welded with the guide blade bottom ring and the tailwater pipe in the vertical turbine unit; through the adjustment part, the axis of the rotating shaft coincides with the center line of the new runner chamber, and the flange bearing is positioned; the measuring head and the grinding head of the angle grinder point to the inner wall of the new runner chamber. The device has a reasonable structure and is easy to use.

The invention provides glass edge grinding equipment. The glass edge grinding equipment comprises a rolling supporting platform, a grinding device and a limiting device. The rolling support platform is used for rolling and supporting a glass plate, and the distance between a polished part and a human body standing position can be adjusted by adjusting deformation; the limiting device is used for supporting one side of the polished edge of the glass plate in a rolling manner; a grinding disc of the grinding device penetrates out of the position between the two supporting assemblies of the limiting device. A grinding groove is formed in the side wall of the grinding disc, is in a closed-loop shape around the axis of the grinding disc and is of a V-shaped groove structure; the limiting device can change the relative protruding range of the grinding disc by adjusting the position of the supporting assembly. The grinding device can vertically move through adjustment, so that the grinding disc is matched with the bearing plane of the rolling support platform; the limiting device vertically moves along with the grinding device; parameters can be automatically adjusted according to grinding requirements, use and operation are convenient, and the adjusting accuracy is high. And the size of the workbench can be adjusted according to requirements, a more suitable working station is provided, and operation is convenient.

The invention relates to the technical field of robots, and discloses a municipal drainage pipeline local grinding robot and a method thereof.The municipal drainage pipeline local grinding robot comprises a robot body, a walking mechanism, a fixing mechanism, a grinding mechanism and a control mechanism; the robot main body comprises a box body and a plurality of driving mechanisms arranged in the box body; the control mechanism is used for controlling the driving mechanisms to drive the walking mechanism, the fixing mechanism and the grinding mechanism to operate. The walking mechanism comprises walking wheels and is used for driving the robot to move in a DN400-600 pipeline at the corresponding pressure smaller than the maximum pressure allowed to be borne by the pipe wall. The fixing mechanism comprises a plurality of fixing plates arranged on the periphery of the robot body, and the fixing plates can extend to be in close contact with the inner wall of the DN400-600 pipeline. The grinding mechanism is used for conducting local grinding and comprises a grinding head and a grinding arm. According to the method, the local problem of the municipal drainage pipeline can be accurately and efficiently repaired, secondary damage to the pipeline in construction is avoided, all operation steps are accurate and controllable, the overall stability is high, and adaptability is good.

The invention belongs to the technical field of grinding equipment, and particularly relates to a welded pipe mold cambered surface smoothness accurate grinding device which comprises a workbench, a fixing assembly is arranged on one side of the upper end of the workbench and comprises two first circular plates arranged at the upper end of the workbench in a sliding mode, and an accurate grinding assembly is arranged on one side of the fixing assembly. The accurate grinding assembly comprises an arc-shaped plate slidably arranged at the upper end of the workbench, the side, close to the first circular plate, of the arc-shaped plate is wrapped with abrasive paper, second rectangular strips are rotatably arranged at the two ends of the side, away from the abrasive paper, of the arc-shaped plate, and a third rectangular strip is arranged between the second rectangular strips. A fourth rectangular strip is fixedly connected to the end, away from the arc-shaped plate, of the third rectangular strip, a second rectangular hole is formed in the position, corresponding to the third rectangular strip, of the fourth rectangular strip, and the third rectangular strip is slidably arranged in the second rectangular hole. And the practicability is low.

The invention relates to the field of machining, in particular to a waste heat recovery grinding device for mechanical manufacturing. The waste heat recovery grinding device for mechanical manufacturing comprises a workbench, a grinding device body is installed on the workbench, a fourth supporting frame is further fixed to one side of the workbench, a waste heat recovery unit is fixed to the fourth supporting frame, and the waste heat recovery unit comprises a fan. An air inlet port of the fan is connected with an air inlet cover plate through a spiral hose; a feeding table is further arranged on one side of the workbench, a cavity penetrating through the upper end face is formed in the feeding table, a plurality of supporting plates used for containing to-be-machined plates are arranged at the top of the cavity, and the filtering type flow guiding piece is fixed to the outer portion of the feeding table and communicated with the inner cavity. According to the waste heat recovery grinding device for mechanical manufacturing, heat generated by grinding can be recycled and reused, heat treatment is conducted on the to-be-machined workpiece through the heat, and the subsequent grinding quality of the workpiece is improved.

The grinding machine for the metal workpiece comprises a machine body, a three-jaw chuck is connected to the position of a main shaft of the machine body, a linear guide rail is connected to the top of the machine body, and a tool base is connected to the top of the linear guide rail; a grinding mechanism is arranged at the top of the tool base, supporting mechanisms are arranged at the positions, located on the two sides of the grinding mechanism, of the top of the tool base, a shaft workpiece is inserted into supporting rings in a penetrating mode, then one end of the shaft workpiece is clamped through a three-jaw chuck, and the supporting rings are arranged on the two sides of a machining part of the grinding mechanism for supporting; the supporting ring coaxial with the three-jaw chuck can well support the shaft workpieces, so that when some long shaft workpieces are machined, the problem that the grinding depths of the surfaces of the workpieces are inconsistent due to the fact that the shaft workpieces deform and bend due to the fact that a supporting point is far away from the machining position can be solved.

The utility model relates to the technical field of steel plate processing, and specifically, to a burr grinding device for steel plate processing. It comprises a movable seat, the top of which is fixedly connected to an assembly frame, the assembly frame is provided with a grinding mechanism, the grinding mechanism comprises two lifting plates respectively located above and below the assembly frame, and a distance adjustment component is provided between the two lifting plates, the distance adjustment component is used to adjust the distance between the two lifting plates and the assembly frame, and a rotating plate is hinged on one side of the lifting plate. The utility model adjusts the distance between the two lifting plates and the assembly frame, and then adjusts the distance between the two grinding wheels, so that the two grinding wheels can grind chamfers on steel plates of different thicknesses, and by synchronously adjusting the positions of the two movable plates, the angle between the two rotating plates and the assembly frame can be adjusted, and then when the grinding wheel abuts against the side of the steel plate, the angle between the grinding wheel and the side of the steel plate is adjusted, so that the device can process chamfers of different angles on the side of the steel plate according to needs.

The invention belongs to the technical field of grinding equipment, and particularly relates to a full-automatic valve grinding machine which comprises a base and a control box fixedly connected to the right side wall of the base, a PLC is fixedly connected to the right side wall of the base, and a clamping mechanism is fixedly connected to the upper side wall of the base. When the grinding machine is used for grinding the sealing door of the valve plate, a proper amount of grinding paste can be automatically dispensed and stricken on the grinding surface of the valve plate, the grinding quality of the valve plate is guaranteed, meanwhile, waste of the grinding paste is avoided, meanwhile, an operator does not need to manually smear and stricken the grinding paste, the workload of the operator is reduced, and the working efficiency is improved. According to the grinding machine, when the grinding material is used for grinding the grinding surface of the valve plate and the grinding surface of the valve plate, proper extrusion force can be kept between the grinding material and the grinding surface of the valve plate, the grinding performance of the valve plate is guaranteed, meanwhile, after the grinding material is consumed to a certain degree, an operator can be reminded to replace the grinding material in time, and the grinding quality of the grinding machine is further guaranteed.