18036results about "Grinding/polishing safety devices" patented technology

The invention relates to aluminum alloy pipe machining equipment, in particular to a polishing device for a formed aluminum alloy pipe. The right support and the left support are arranged in parallel at the same height, the left support is provided with an inner polishing part capable of going deep back and forth, and the right support is provided with a rotating part capable of driving a pipe to rotate. According to the grinding device for the formed aluminum alloy pipe, a left support and a right support which are symmetrically arranged form a main body frame, the front end of the left support is provided with an inner grinding part capable of conducting feeding movement in the front-back direction, and the right support is correspondingly provided with a rotating part for driving the pipe to rotate; the rotating part comprises two sets of supporting rollers coaxially installed on the right support, and a plurality of grinding blocks used for grinding the outer surfaces are evenly distributed on the peripheries of roller bodies of the supporting rollers. The inner grinding part carries a moving seat capable of longitudinally sliding through a left support guide rail, a grinding shaft capable of rotating at a high speed is arranged in the moving seat, the tail end of the grinding shaft is rigidly connected with a multi-blade grinding head used for inner wall machining, and progressive grinding of the grinding head in an inner cavity of the pipe is achieved through axial feeding driving of the moving seat.

The invention relates to the technical field of grinding machining, and discloses a blade grinding wheel abrasion loss online compensation method which comprises the steps that a dynamic hexagonal detection grid is constructed based on the rotating phase of a grinding wheel, non-repeated high-density sampling is achieved through a Fibonacci spiral expansion path, a detection area is dynamically adjusted to reduce the overlapping rate, and the blade grinding wheel abrasion loss is obtained. Micron-sized wear transition is accurately captured; dispersing the abrasion loss into minimum compensation units, constructing a dynamic state equation in combination with grinding force, dressing displacement and workpiece errors, introducing an attenuation coefficient related to the service life of a dressing wheel, and automatically correcting a model drift error; a grading triggering strategy of residual uncompensated quantity is adopted, dynamic decision making of a processing period is combined, and through integral multiple compensation and a margin temporary storage mechanism, it is ensured that long-term accumulative errors are restrained at the submicron level while overmodulation oscillation is avoided. Through the synergistic effect of space-time coupling detection, discrete-continuous double-domain modeling and intelligent compensation decision, the grinding wheel abrasion compensation precision and the system stability are remarkably improved.

The invention relates to the technical field of industrial control, in particular to an intelligent centerless grinding machine cooling system and method for difficult-to-machine materials, and the system comprises a multi-source sensing unit, an edge calculation module, a decision center module, a precise execution module and a digital immune memory bank; compared with the defects that in the prior art, monitoring depends on a single temperature sensor, thermal field sensing is incomplete, thermal damage early warning lags behind and the like, according to the scheme, grinding power frequency spectrum, acoustic emission signals, triaxial vibration and coolant mass spectrum data are collected in real time through a multi-source sensing unit, and a micron-sized temperature field is reconstructed in combination with an edge end space-time diagram convolutional network; full-dimensional monitoring of the grinding thermal-mechanical coupling effect is achieved, and thermal anomaly recognition sensitivity and early warning timeliness are remarkably improved.

The invention discloses a pipe polishing device for landscaping engineering construction, and particularly relates to the technical field of pipeline machining device.The pipe polishing device comprises a machine table, and the output end of an electric telescopic rod penetrates through the upper end of a supporting frame, extends to the lower end of the horizontal part of the supporting frame and is fixedly connected with a polishing structure slidably connected with the vertical part of the supporting frame; a clamping supporting structure is arranged in the middle of the upper end of the machine table. According to the pipe polishing device for landscaping engineering construction, the supporting assembly is mainly used for assisting third driving motors on the two sides and the polishing assembly to support a pipeline, and meanwhile the two sides of the pipeline are polished through cooperation of the clamping assembly and the polishing structure; the driving assemblies on the two sides follow the action of the grinding structure to drive the clamping assemblies to act so as to support the inner wall of the pipeline, the surface of the pipeline is ground through the cooperation effect of the grinding structure and the sliding support, the pipeline is prevented from shaking through the action of the clamping assemblies, and the grinding precision and the grinding effect are improved.

A work apparatus includes: a housing; a motor support unit designed separately from the housing, the housing being fixed to the motor support unit. A drive motor is designed as an electric motor for driving a tool and is attached to the motor support unit. A receptacle housing designed separately from the motor support unit for receiving at least one battery pack for supplying the drive motor with electrical power is fixed to the housing. The receptacle housing and the motor support unit are designed and arranged relative to each other in such a way that the receptacle housing is able to move relative to the motor support unit in order to reduce, in particular to prevent, direct transmission of inertial forces emanating from the receptacle housing to the motor support unit in the event of an impact load on the work apparatus.

The invention discloses grinding equipment with a surface self-adaption function for civil aircraft maintenance, and relates to the technical field of grinding equipment, the grinding equipment comprises a grinding mechanism, a self-adaption mechanism and a positioning mechanism, the grinding mechanism is fixedly connected with the self-adaption mechanism, and the self-adaption mechanism is fixedly connected with the positioning mechanism. The grinding mechanism is used for driving a grinding disc to work, and flexible grinding of the surfaces of different areas can be achieved. The self-adaptive mechanism is composed of a self-adaptive assembly, an expanding and contracting assembly and a rotating assembly, the grinding disc has the flexible adjusting capacity when making contact with the surface of a workpiece, the expanding and contracting assembly achieves expanding and contracting, the rotating assembly drives an expanding and contracting block to revolve, and therefore the adaptability of the grinding disc on the complex curved surface is guaranteed. And the positioning mechanism is used for positioning parts needing to be maintained, so that the purposes of adapting to complex curved surfaces, improving the polishing precision and efficiency, avoiding the problem of difficult attachment and ensuring the maintenance quality and the operation safety are achieved.

The invention relates to the technical field of automatic equipment control, in particular to an automatic equipment control system and method and a storage medium. The method comprises the following steps that a high-frequency laser scanner is used for scanning the surface of a target polishing part, B-spline surface fitting is carried out, and a surface fitting surface model is generated; controlling the polishing operation of the polishing industrial robot based on the surface fitting curved surface model, and performing polishing contact state detection to generate contact state point cloud data; based on the contact state point cloud data, grinding expected pose error analysis is carried out, reverse impedance error compensation is carried out, and a reverse impedance compensation amount is obtained; and the joint angle of the polishing industrial robot is corrected through the reverse impedance compensation amount, so that reverse impedance control over the automatic polishing equipment is achieved. By compensating the reverse impedance error of the automatic polishing equipment, accurate control over the automatic polishing process is achieved.

The invention discloses an automatic grinding system for hardware die castings, and relates to the technical field of grinding of die castings. An automatic polishing system for hardware die castings comprises a polishing module arranged on a base, the polishing module comprises a mounting plate slidably mounted on the base, a first mounting pipe is rotatably mounted on the mounting plate, and a first limiting belt wheel is fixedly mounted on the first mounting pipe; a tensioning wheel assembly is arranged on the side face of the mounting plate, and a second limiting belt wheel is rotationally arranged at the output end of the tensioning wheel assembly; the wheel type pressing part of the rolling belt pressing assembly is used for replacing a traditional plane pressing block, sliding friction is converted into rolling friction, the contact area is reduced, friction heat is dispersed, and the risk that an abrasive belt base is fiberized and cracked due to high temperature is reduced; after polishing is completed, the expansion assembly drives the abrasive belt to be bent to the back included angle of 15-35 degrees, abrasive particle gaps are expanded, dust can naturally fall off by means of centrifugal force and gravity when the abrasive belt idles, and the contact area of the abrasive belt and air can be increased to accelerate heat dissipation.

The invention discloses an inner wall grinding device for deep-hole precision parts, and particularly relates to the technical field of pipeline grinding, the inner wall grinding device comprises a grinding box, a grinding mechanism is mounted on one side of a driving assembly, a centering assembly is mounted on the other side of an inner cavity of the grinding box, and a rotating mechanism for driving a round pipe part to rotate is mounted on the rear portion of the centering assembly; and a cooling mechanism for spraying the round pipe part is installed on the right side of the bottom of the grinding box, and two supporting assemblies for supporting the round pipe part are installed on the right side of the bottom of the grinding box. According to the inner wall grinding device for the deep-hole precise part, in the process that a round pipe part is ground from right to left through the arranged grinding mechanism, the internal structure of the grinding mechanism moves under the effect of grinding the round pipe part, and chippings and cutting fluid contained in an inner cavity of the round pipe part can be synchronously scraped outwards; the problem of secondary scratching caused by scrap accumulation in deep hole machining is solved, and meanwhile the workload of the follow-up cleaning procedure is reduced.

An offline programming method for a full-six-axis CNC rough machining and polishing device. The method comprises: importing a three-dimensional model of a product into CAM software, interactively setting information of a workpiece coordinate system and a tool coordinate system of the three-dimensional model, selecting a route on which an operation is required, and generating path data; importing the three-dimensional model and the path data into offline programming software, and performing simplification processing on the path data; implementing an overall offset function, a single-point offset function and posture adjustment of the path data in the tool coordinate system; implementing simulation running of a tool and collision detection; on the basis of the path data and tool data, generating an NC program conforming to a program standard; and a six-axis device creating the workpiece coordinate system on the product; and monitoring a running state. Therefore, problems such as the polishing programming efficiency of products of complex structures being low, the follow-up reading, modifying and positioning being time-consuming due to the fact that CAM software exports excessive path data, and there being a certain difference between a model generation path and an actual device running path are solved.

A machine for cleaning lenses, like eyeglass lenses. The machine comprises a handling unit for carrying and transferring a lens along a processing path, and at least one processing unit having a processing chamber for processing the lens carried by the handling unit at a processing position along the processing path, wherein the processing unit comprises a cleaning unit having a cleaning chamber as the processing chamber for cleaning the lens. The processing unit is movable along a movement path between: (i) a retracted position in which the lens carried by the handling unit is able to be transferred by the handling unit along the complete processing path outside and relative to the at least one processing unit, and (ii) a receiving position in which the lens carried by the handling unit at the processing position is received in the processing chamber to allow the lens be processed.

The invention relates to the technical field of grinding equipment, in particular to flame-retardant cable protection pipe production and processing equipment and method.The flame-retardant cable protection pipe production and processing equipment comprises a support, a guide rod is fixedly assembled on the upper surface of the support, a sliding frame is slidably connected to the outer circumferential face of the guide rod, and a transmission shaft is rotatably connected into the sliding frame; a driving motor is fixedly assembled on the surface of the sliding frame, the output end of the driving motor is fixedly connected with a transmission shaft, a mounting ring is fixedly assembled on the outer circumferential surface of the transmission shaft, a grinding head is detachably mounted on the outer circumferential surface of the mounting ring, and a servo motor is fixedly assembled on the upper surface of the support; a lead screw is fixedly assembled at the output end of the servo motor. According to the device, the purging structure is arranged, when the inner wall of the flame-retardant cable protection pipe is polished, air exhausted by the spraying pipe can drive chippings to move, the chippings are discharged out of the protection pipe in time, and therefore the follow-up polishing effect of the polishing head on the protection pipe is guaranteed.

The utility model provides quartz boat surface grinding and polishing equipment, which relates to the technical field of grinding and polishing and comprises a grinding and polishing component, a mounting component is arranged at the top of the grinding and polishing component, a dust collection component is arranged at one end of the grinding and polishing component, and the grinding and polishing component comprises a grinding and polishing box. The mounting assembly comprises a grinding motor, and a hydraulic lifting column is mounted at the top of the grinding motor. The pull rod is pulled outwards, so that the spring is stressed and compressed, then the mounting sleeve is arranged on the outer side of the rotating shaft in a sleeving mode, the mounting strip is promoted to be installed in the limiting groove in a sliding mode, the grinding and polishing head is conveniently installed, then the pull rod is loosened, and the spring drives one end of the pull rod to be installed in the rotating shaft through the elasticity of the spring; and limiting is facilitated, operation is convenient and rapid, the grinding and polishing head can be conveniently maintained and replaced at any time, operation convenience is improved, the equipment downtime is shortened, and working efficiency is improved.

A double-track welding system is provided. A first track is detachably mounted on a first side of a weld seam of a workpiece, and a second track is detachably mounted on a second side of the weld seam of the workpiece. The first track and the second track are both mounted on a fixed support, and the fixed support can drive the first track and second track to move. At least one welding trolley is arranged on each of the first track and the second track. An image acquisition component is used for acquiring an image of a part to be welded; a weld seam scanning device is used for acquiring the weld seam morphology; and a control system is used for controlling, according to the image of the part to be welded, the fixed support to move.

The invention discloses a cast pipe inner wall grinding device and system and relates to the technical field of grinding equipment, the cast pipe inner wall grinding system comprises a rack, a rotary supporting device and a cast pipe inner wall grinding device, and the cast pipe inner wall grinding device comprises a grinding feeding mechanism, an anti-swing mechanism and a grinding mechanism; the grinding feeding mechanism comprises a first linear driving device, a first rotating power source, an outer fixing sleeve and an inner rotating shaft, the anti-swing mechanism comprises an outer rotating sleeve, a positioning wheel assembly and a distance adjusting mechanism, and the grinding mechanism comprises a second linear driving device and a grinding wheel body. The outer fixing sleeve is radially supported through the positioning wheel assembly, radial swing of the grinding wheel shaft is restrained, and the grinding stability can be improved; the distance adjusting mechanism can dynamically adjust the distance between the positioning wheel assemblies to adapt to cast pipes with different calibers; and the second linear driving device drives the grinding wheel to move in the radial direction, constant-pressure grinding is achieved in cooperation with the pressure detection device, the grinding rhythm is dynamically adjusted, the grinding effect can be improved, and the grinding consistency is improved.

The invention relates to the technical field of diamond roller machining, in particular to diamond roller mounting inner hole high-precision grinding equipment which comprises a base, a linkage column fixedly connected to the top of the base and a rotary clamping assembly arranged on the base and used for centering and clamping a diamond roller. The lifting plate is provided with an air cooling type grinding assembly which conducts efficient cooling type grinding and assists in inner hole chipping cleaning. According to the diamond roller grinding device, centering clamping treatment is conducted on diamond rollers of different sizes through the rotary clamping assembly, comprehensive efficient grinding treatment of different inner holes is achieved in combination with the air-cooled grinding assembly, the grinding requirements of the diamond rollers of different sizes can be automatically met without additional replacement operation, and through cooperation of the rotary clamping assembly and the air-cooled grinding assembly, the grinding efficiency is greatly improved. And the multi-direction grinding effect can be further achieved, and chippings can be discharged in an auxiliary mode for convenient collection.

The invention relates to the technical field of elbow polishing, and discloses a spheroidal graphite cast elbow casting polishing device which comprises a polishing table, a supporting table and a pair of placing tables are arranged at the top of the polishing table, a bent section of an elbow is placed above the supporting table, a straight section of the elbow is placed above the two placing tables, and motors are arranged on one sides of two ports of the elbow. Output shafts of the motors are fixedly connected with connecting rods, the outer walls of the connecting rods are fixedly connected with a first polishing cutter and a second polishing cutter, the diameter of the first polishing cutter is the same as the outer diameter length of the bent pipe, the diameter of the second polishing cutter is the same as the inner diameter length of the bent pipe, and an adjusting assembly used for driving the two containing tables to conduct position adjustment is arranged below the containing tables. And a chipping removing assembly for treating chippings on the inner wall of the pipeline is arranged on the side, away from the motor, of the second polishing knife, the chippings generated by polishing of the inner wall of the pipeline can be removed in time through the chipping removing assembly, and the situation that the chippings cause unsmooth or blocking of the pipeline, and consequently follow-up use of the bent pipe is affected is avoided.

The invention discloses an efficient cooling grinding wheel applied to ultrasonic machining, and relates to the technical field of ultrasonic auxiliary grinding machining tools, the efficient cooling grinding wheel comprises an upper ultrasonic grinding wheel base rod and a lower ultrasonic grinding wheel grinding head, and the ultrasonic grinding wheel base rod and the ultrasonic grinding wheel grinding head are of an integrated structure; the interior of the ultrasonic grinding wheel base rod is hollow and extends to the bottom of the ultrasonic grinding wheel grinding head without penetrating, the interior of the ultrasonic grinding wheel base rod is in threaded connection or interference fit with a sleeve, the interior of the sleeve is hollow and serves as a main cooling liquid flow channel, the diameter of the interior of the sleeve is the main cooling liquid flow channel, and the diameter of the main flow channel can be changed; a plurality of round holes are formed in the grinding wheel grinding head to serve as cooling liquid flow channels of the grinding head, inlets of the cooling liquid flow channels of the grinding head are connected with the tail end of the main cooling liquid flow channel, outlets of the cooling liquid flow channels of the grinding head are located at the machining position in the grinding process, and cooling liquid grooves are machined in the cooling liquid outlets of the grinding head. And inner cavities of the main cooling liquid flow channel and the grinding head cooling liquid flow channel are provided with rifling structures with variable screw pitches and variable number.

The invention belongs to the technical field of other metal machining machinery manufacturing, and particularly relates to pipeline inner wall grinding equipment which comprises a machine body, a first guide rail is fixedly connected to the upper surface of the machine body, a first guide groove is formed in the first guide rail, and two sliding tables are slidably connected into the first guide groove; a storage box is fixedly connected to the upper surface of one sliding table, a first hydraulic cylinder is fixedly connected to one side of the storage box, a grinding wheel is arranged at the output end of the first hydraulic cylinder, a positioning table is fixedly connected to the upper surface of the other sliding table, and a limiting ring and a limiting plate are fixedly connected to one side of the positioning table. A limiting groove is formed between the limiting plate and the limiting ring, a grinding assembly is arranged on one side of the first hydraulic cylinder and comprises a motor fixedly connected to the output end of the first hydraulic cylinder, and a positioning disc is fixedly connected to one side of the motor. The problem that metal dust generated during grinding is accumulated on the inner wall of the pipeline, and the pipeline grinding quality is affected is solved.

The invention belongs to the technical field of grinding, and discloses a self-adaptive weld joint grinding robot suitable for a large pipeline, which comprises a rack and a grinding assembly, the grinding assembly comprises a plane workbench, a slewing bearing seat, a pitching adjusting support and a supporting seat, and the plane workbench, the slewing bearing seat and the pitching adjusting support are sequentially arranged from bottom to top; the supporting base is installed on the pitching adjusting support in a sliding mode, a driving wheel, a polishing wheel, a tensioning wheel, an abrasive belt and a polishing motor are installed on the supporting base, the driving wheel, the polishing wheel and the tensioning wheel are distributed in a triangular mode, and the abrasive belt is arranged on the outer side of the driving wheel, the outer side of the polishing wheel and the outer side of the tensioning wheel in a sleeving mode to jointly form a polishing mechanism. The rotary supporting seat and the pitching adjusting supporting seat are sequentially arranged on the plane workbench, and the rotary supporting seat and the pitching supporting seat are connected through the reset spring, so that the polishing assembly installed on the pitching adjusting supporting seat has a great angle adaptation effect, and then factors such as misalignment of a welding seam and ovality change of a workpiece can be adapted.

The utility model discloses a grinding device for machining a special-shaped brake pad, and relates to the technical field of grinding equipment, in particular to the grinding device for machining the special-shaped brake pad, which comprises a grinding table, a first motor for controlling the grinding device to move, and a first cylinder positioned at the top of the first motor, a connecting piece is fixed to the top of the first air cylinder through a movable rod, a second air cylinder is installed on the left side of the connecting piece, a second motor is fixed to the left side of the second air cylinder through a movable rod, and an output shaft of the second motor is connected with a grinding disc. According to the grinding device for machining the special-shaped brake pad, chippings generated during grinding of the grinding disc are gathered through the splash-proof cover, the chippings are recycled into the recycling groove through the groove of the grinding table, cooling liquid can also gather the chippings, in addition, the reverse suction phenomenon occurs on the surface of the grinding table through rotation of the draught fan, the chippings can be sucked into the recycling groove, and the chippings can be recycled. Through the treatment, the chippings can be better recycled, and use of the grinding machine is not affected.

The invention provides a shoe sole wear resistance detection device, and belongs to the technical field of wear resistance detection, the shoe sole wear resistance detection device comprises an instrument body and a shoe sole sample formed by punching a shoe sole, and further comprises a simulation detection assembly and a dust removal cleaning assembly; under the guidance of the guide ring, the first support arm can periodically move up and down, the process simulates the dynamic change of the pressure borne by the sole in different gait stages when a person walks, and in combination with the rotation of the sole sample, not only is the vertical pressure change simulated, but also the friction force in different directions can be simulated through relative sliding. The stress state of the shoe sole in the walking process is restored, so that the detection is closer to the actual use scene; the dust removal system is driven by the power of the detection device to operate, so that all-directional coverage of the whole abrasion area is realized, the retention time of dust in the detection area is reduced, dust interference can be avoided, the state of a sole sample before and after detection is only influenced by abrasion of a grinding wheel, and the detection result more truly reflects the abrasion resistance of the sole.

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 belongs to the technical field of bearing machining equipment, and particularly relates to a bearing inner ring grinding device which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a first supporting frame, the interior of the first supporting frame is fixedly connected with a discharging frame, and the upper surface of the bottom plate is rotationally connected with a first rotating disc; a second rotating disc is rotatably connected into the first rotating disc, a clamping plate is slidably connected into the second rotating disc, the clamping plate comprises a transverse end, a grinding mechanism is arranged on the upper surface of the bottom plate and comprises a shell, a rotating plate is rotatably connected into the shell, and a shifting rod is fixedly connected to the lower surface of the rotating plate. The lower surface of the shell is rotationally connected with a grinding roller. According to the device, through reverse rotation of the bearing, the grinding roller makes more sufficient contact with the inner wall of the bearing, local over-grinding or under-grinding caused by one-way rotation is avoided, and the grinding effect is improved.

The invention relates to the technical field of forging polishing, in particular to automatic forging polishing equipment which comprises a machine tool, a first sliding seat and a second sliding seat located on the left side of the first sliding seat are slidably mounted on the upper end face of the machine tool through a sliding rail, and an alignment mechanism is arranged on the first sliding seat. An alignment, bearing and grinding integrated operation model is adopted to complete automatic grinding operation on the surface of the half shaft, when the half shaft is ground, a grinding roller and an extrusion roller carry out stable three-point supporting on a grinding part of a shaft rod of the half shaft, and self-adaptive circumferential extrusion is carried out on the shaft rod along with the change of the grinding position, so that the surface of the half shaft is ground. Meanwhile, the spring telescopic rods are used for locking the positions of the grinding roller and the extrusion roller, a triangular stable structure is provided, the half shaft is effectively prevented from shaking and shifting, it is ensured that the pressure of the grinding roller is evenly distributed, the grinding quality and efficiency are remarkably improved, the surface roughness is reduced, the fatigue strength of the half shaft is improved, and the service life of the half shaft and equipment is prolonged; and the grinding automation degree and the production efficiency are 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 relates to the technical field of grinding machines, and discloses a surface grinding machine which comprises a rotary type grinding mechanism and a linkage type pressure applying mechanism. A hollow rotating column which can rotate along with the second butt-joint plate and is in a hollow state, a fifth butt-joint plate which can axially move along the hollow rotating column and rotate along with the hollow rotating column, and a spiral spring which generates downward elastic pressure on the fifth butt-joint plate are arranged in the second butt-joint plate. According to the surface grinding machine, the basic circular motion type grinding effect of the plane grinding disc on the surface of an object is utilized, and the relative motion of the built-in grinding block around the petal-shaped closed sliding groove is combined, so that the grinding block can generate radial reciprocating motion relative to the rotating axis on the surface of the object, and the grinding efficiency of the object is improved; the two kinds of grinding movement are from the same driving motor, and therefore the effective utilization rate of the driving motor can be effectively increased.

The invention relates to the technical field of stainless steel welded pipe solid solution, in particular to stainless steel welded pipe online bright solid solution equipment which comprises a base, a motor A is fixedly connected to one end of the base, a reciprocating lead screw is connected to the output end of the motor A, a first support is arranged on the outer side of the reciprocating lead screw, and a movable ring is connected to the interior of the first support. And a bevel gear is arranged on one side of the movable ring, and a gear A is arranged on one side of the bevel gear. After the stainless steel pipe is polished, the stainless steel pipe can gradually move along with movement of the first support, meanwhile, air can be released upwards after entering the interior of the spray head, and therefore the outer wall of the polished stainless steel pipe is cleaned; and meanwhile, after welding is completed, the spray head can cool the welded position at the same time, and the grinding roller can grind the welded position, so that the welded position is smoother, and the stress generated by welding is also reduced.

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 center positioning clamp for optical lens polishing, and relates to the technical field of optical lens machining, the center positioning clamp comprises an example workbench, a controller, an electric control air cylinder and a micro servo motor, the electric control air cylinder and the micro servo motor are arranged above the example workbench, and the electric control air cylinder and the micro servo motor are both controllably connected to the controller; through the arrangement of an arc-shaped plate and a wiping layer, grinding fluid and lens waste particles adhering to the clamping blocks in the clamping and grinding process are wiped, and therefore it is guaranteed that the clamping faces of the clamping blocks are dry and clean, and the clamping stability of the next time is guaranteed; in addition, the risk that the lens is damaged during processing due to the fact that uneven particles adhere to the surface of the clamping tool can be avoided, the loss rate of lens processing is further reduced, meanwhile, the workload of manually cleaning the clamping tool is reduced, and in addition, through the arrangement that the wiping layer ascends to automatically replace rolling, the production efficiency is improved. And the wiping layer is further ensured to be in a clean state during wiping each time.