6111results about "Revolution surface grinding machines" patented technology

The invention relates to the technical field of grinding wheel monitoring, in particular to a centerless grinding machine full-life-cycle grinding wheel state monitoring system and method.According to the centerless grinding machine full-life-cycle grinding wheel state monitoring system and method, through combined difference extraction of a main shaft current mean value fluctuation ratio and a power gradient continuous variation value and assisted by transverse comparison of periodic response intervals, effective recognition of time period boundaries of working condition states is achieved; according to the method, operation stage division does not depend on static threshold judgment any more, a track trend is established through linkage judgment of an amplitude kick point and a slope extreme value, a dynamic evolution path of signal response is clearer, the identification resolution of abnormal changes and local deviation trends is improved, response synchronous identification of parameter state changes is achieved, and the identification accuracy is improved. In multi-signal collaborative analysis, directivity comparison between a temperature rise mutation fragment and a current residual error response is carried out, so that the consistency analysis capability of response logic between different monitoring paths is enhanced, and the real-time performance, stability and anti-interference capability of state identification are improved.

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.

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 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.

The invention relates to the technical field of sleeve grinding, and discloses cast steel sleeve precise grinding equipment which comprises a grinding wheel grinding mechanism, a chuck is installed below the grinding wheel grinding mechanism, a plurality of clamping jaws are installed in the chuck, and the tops of the clamping jaws do not exceed the upper surface of the chuck. An outer clamping jaw away from the circle center of the chuck and an inner supporting jaw close to the circle center of the chuck are installed on the surfaces of the clamping jaws correspondingly, a transmission range extending piece capable of enabling the outer clamping jaw and the inner supporting jaw to do range extending motion is installed on the surface of each clamping jaw, and rack limiting pieces used for limiting the outer clamping jaw and the inner supporting jaw to do one-way range extending motion are installed on the inner wall of the chuck. Through the design of the outer clamping jaw and the inner supporting jaw, compatibility of outer wall polishing and inner wall polishing in the same working procedure is achieved, compared with a traditional single inner supporting or outer clamping mode, the problem of polishing blind areas caused by clamp occupying is avoided, it is ensured that the inner wall and the outer wall of the cast steel sleeve can be completely machined at a time, two-time clamping is not needed, and the machining efficiency is improved. And the processing efficiency and the integrity are obviously improved.

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.

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 invention relates to the technical field of automobile part machining, and particularly discloses a crankshaft machining optimization method and system.The method comprises the steps that a grinding force signal and a vibration signal in the grinding process are collected; grinding feature information is obtained according to the grinding force signal, and vibration feature information is obtained according to the vibration signal; material hardness information is generated according to the grinding feature information; grinding stability information is generated according to the grinding feature information and the vibration feature information; on the basis of a preset strategy library, parameter adjustment amount is generated according to the material hardness information and the grinding stability information, and the parameter adjustment amount comprises feeding speed adjustment amount and / or grinding depth adjustment amount; according to the method, a grinding force signal and a vibration signal which are acquired in real time based on a sensor are converted into quantitative information reflecting the material hardness and the grinding stability, and the parameter adjustment amount is dynamically generated according to the real-time information based on a preset strategy library, so that the effect of considering the machining efficiency and the stability is achieved.

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 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 relates to the technical field of universal joint fork lug hole grinding, and discloses a universal joint fork lug hole grinding device which comprises a workbench, a fixing mechanism used for fixing a universal joint fork and two grinding mechanisms provided with grinding machines in a clamping mode are arranged on the workbench, and the fixing mechanism comprises a rotating ring rotationally connected to the workbench; gear teeth are arranged on the outer side of the rotating ring, a jacking device and a supporting device are arranged on the inner side of the rotating ring, a jacking block is arranged in the jacking device and provided with a jacking face, a supporting seat is arranged in the supporting device, a shaft rod part of the universal joint fork slides in the supporting seat, and a supporting spring is further arranged in the supporting seat. The jacking block is used for pushing the earhole to the position concentric with the rotating ring, the rotating ring is driven by the connecting driving mechanism to rotate, and a grinding head on the grinding machine is tangent to the side, close to the jacking device, in the earhole. The device has the advantages that the lug hole is accurately positioned, the polishing head and the yoke rotate simultaneously to improve the polishing precision, and the polishing strength can be adjusted.

The invention discloses composite pipe assembly equipment, relates to the technical field of composite pipe assembly, and aims to solve the problems of poor forming quality and low production efficiency of a bimetal composite pipe caused by the fact that manual operation is needed and grinding and sleeving of an inner pipe and an outer pipe are carried out step by step when the bimetal composite pipe is assembled at present. Comprising a first grinding device, a second grinding device, a conveying device and an assembling device; wherein the conveying device is located between the first polishing device and the second polishing device, the conveying device comprises a conveying frame body and two parallel conveying rails, the conveying rails are movably arranged on the conveying frame body, and the moving directions of the two conveying rails are both perpendicular to the axial direction of the first pipe and the axial direction of the second pipe; the assembling device is provided with two ends which are located on the two opposite sides of the two conveying rails respectively, a pushing component is arranged on the assembling device, and the pushing component is used for pushing the first pipe and the second pipe which are located on the two conveying rails respectively in the axial direction of the first pipe and the second pipe, so that the first pipe and the second pipe are nested to form the composite pipe.

The invention discloses a sand injection type inner wall polishing device suitable for different pipe diameters, and relates to the field of pipe inner wall polishing, the sand injection type inner wall polishing device comprises a rough polishing mechanism and a fine polishing mechanism, the rough polishing mechanism comprises a supporting workbench, a tool base and a long-distance polishing assembly, and a three-jaw chuck is rotationally arranged on the tool base; the long-distance grinding assembly comprises a lifting workbench, a long driving shaft and a grinding disc, the grinding disc is coaxially fixed to the long driving shaft, the long driving shaft is installed on the lifting workbench, and the long driving shaft has the rotation freedom degree and the freedom degree of moving in the axial direction of the long driving shaft. The fine polishing mechanism comprises sanding pipes and a polishing base, the two sanding pipes are arranged on the polishing base in the axial direction of the long driving shaft at intervals, a conical hole and a round hole are sequentially formed in one end of each sanding pipe in the axial direction of the sanding pipe, the small-diameter end of each conical hole communicates with the corresponding round hole, a pushing piston is arranged in the corresponding round hole in a matched mode, and the sanding pipes are connected with sand injection pipes and sand discharging pipes. And mechanical grinding and abrasive particle polishing are conducted in sequence, the polishing precision is improved, and the device is suitable for small-pipe-diameter polishing production.

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 utility model relates to the technical field of pipeline processing, in particular to a pipeline fixer for plastic pipeline processing, which comprises a support frame, the surface of the support frame is provided with a first fixing frame and a second fixing frame which are used for clamping a pipeline, the side wall of the support frame is connected with a sliding block in a sliding mode, and the surface of the sliding block is fixedly provided with an annular frame. The side wall of the annular frame is rotationally connected with a rotating ring. The rotating ring and the connecting ring are arranged on the sliding block, the rotating ring and the connecting ring can rotate, when the rotating ring rotates, the polishing mechanism on the surface can be used for polishing the surface of a pipeline, and the phenomenon that the coating effect is affected by dirt on the surface of the pipeline is reduced; and therefore, the pipeline surface coating device is more convenient, and the processing time is saved.

The invention relates to the field of valve machining, in particular to an inner wall grinding device for valve machining. The inner wall grinding device for valve machining comprises a workbench. The horizontal moving assembly is correspondingly installed in two moving grooves formed in the top of the workbench, and the horizontal moving assembly can move in a reciprocating mode in the length direction of the moving grooves; and the grinding piece is arranged above the horizontal moving assembly, and after the horizontal moving assembly drives the grinding piece to stretch into the inner cavity of the valve, the grinding piece can conduct grinding operation on the inner wall of the valve. According to the inner wall grinding device for valve machining, a first electric push rod in a contraction piece drives an adjusting rod to move, the included angle of a contraction rod is changed in cooperation with a traction rod, an abutting piece and a grinding piece can be driven to expand or contract in the radial direction, the radial opening amplitude of a mounting plate is flexibly adjusted, and the inner wall grinding device can meet the grinding requirements of valves with different inner diameter specifications; the polishing assembly does not need to be replaced frequently, and operation cost and time cost are reduced.

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 particularly relates to a grinding force closed-loop control and flutter suppression system for crankshaft variable stiffness machining, and aims to solve the problems of unstable grinding force, flutter and surface defects caused by time-varying stiffness characteristics of a crankshaft due to a multi-crank throw and cantilever supporting structure. The system comprises a grinding force detection module, a control module and an execution module. The grinding force detection module is arranged in a grinding wheel and crankshaft contact area and collects grinding force signals in real time. The control module receives an actual grinding force signal, compares the actual grinding force signal with a target value, and outputs a compensation instruction and a suppression instruction; the compensation instruction is generated by adopting a self-adaptive PID or fuzzy PID algorithm based on force deviation, and the grinding wheel feeding speed or the main shaft rotating speed is dynamically adjusted to stabilize the grinding force; and extracting a high-frequency component of the force signal as a flutter feature, identifying a flutter bud through time-frequency analysis, and generating an anti-phase displacement instruction to suppress flutter. The execution module adjusts feeding or rotating speed according to the compensation instruction and adjusts radial displacement of the crankshaft or the grinding wheel according to the suppression instruction.

The invention belongs to the technical field of grinding, and particularly relates to a carbon fiber badminton racket rod grinding miller which comprises an equipment body, a supporting piece is slidably connected to the equipment body, and a plurality of supporting rollers used for containing badminton racket rods are arranged on the supporting piece. A first air cylinder pushing the supporting piece to slide along the surface of the equipment body is arranged on the equipment body, an extrusion roller used for limiting the racket rod is arranged at the position, located at the upper end of the supporting roller, of the supporting piece, the two clamping pieces are embedded into the racket rod, the side edges of the two clamping pieces are attached to the pushing roller, and meanwhile the first air cylinder is started to push the extrusion roller to move downwards to be attached to the racket rod. Then a second air cylinder is started, the whole supporting piece is pushed forwards, so that a pushing roller pushes the racket rod to be attached to a rotating roller, the racket rod is driven to move when the supporting piece moves, a limiting assembly moves synchronously, the attached racket rod can be polished through the rotating roller, and meanwhile the racket rod is driven to rotate through rotation; and the whole circle of the beating rod rotates and is polished.

The invention relates to the technical field of lead screw machining, in particular to a ball screw machining cylindrical surface grinding device which comprises a base and a sliding table fixedly connected to the top of the base, a centering type fixing mechanism is arranged on the sliding table, a sweeping type groove grinding mechanism is arranged on the base, and the sweeping type groove grinding mechanism comprises an annular fixing base. A rotating ring is mounted on the annular fixing seat, and a plurality of arc-shaped polishing blocks combined into a ring shape are mounted on the inner wall of the rotating ring through bolts; according to the ball screw grinding device, self-adaptive centering clamping of ball screws of different sizes is achieved through the centering type fixing mechanism, auxiliary elastic clamping of a grinding area is achieved through the auxiliary cylindrical surface grinding mechanism, the grinding stability is further improved, and the cleaning type groove grinding mechanism is combined, so that the comprehensive grinding effect of the ball screws is achieved, and meanwhile the grinding efficiency of the ball screws is improved. And in addition, auxiliary air cooling treatment can be carried out on the grinding area.

The invention discloses a method and system for polishing the surface of a steel pipe coated with a stainless steel pipe, and relates to the technical field of steel pipe grinding machining.The method comprises the steps that point cloud data flow and image data flow are input into a defect recognition channel to be recognized, and defect information is positioned; the target steel pipe three-dimensional framework is compared to determine the target grinding workload; dividing the target polishing workload to obtain a target working interval sequence; optimization is carried out based on the pipe data and the expected polishing indexes, and optimized polishing parameters are determined; and mapping calculation is conducted based on the pipe wall interval width and the interval grinding thickness, and a feeding speed change sequence is generated to execute steel pipe rough grinding machining. The technical problems that in the prior art, the steel pipe surface coarse grinding precision is low, and the steel pipe surface coarse grinding quality and the steel pipe surface coarse grinding efficiency are poor due to the fact that the steel pipe coarse grinding feeding speed is low in adaptation degree with the steel pipe surface state are solved, and the steel pipe surface coarse grinding efficiency is improved by improving the steel pipe coarse grinding feeding speed and the steel pipe surface state adaptation degree. The technical effect of improving the precision of rough grinding machining of the surface of the steel pipe is achieved.

The invention relates to the technical field of continuous casting roller machining, in particular to a continuous casting roller production device which comprises a machine body. The fixing mechanism is used for fixing the continuous casting roller; the polishing mechanism is used for polishing the continuous casting roller; the cooling mechanism is used for cooling the continuous casting roller; the polishing mechanism comprises a rough polishing piece and a polishing piece. Finely grinding the part; the reciprocating screw rod is rotationally mounted in the machine body; the moving seat is in threaded connection with the reciprocating screw rod; the limiting rod is used for limiting the moving seat; and the adjusting assembly is used for adjusting the positions of the rough grinding piece and the fine grinding piece. According to the continuous casting roller polishing device, through the arrangement of the polishing mechanism, the positions of the rough polishing piece and the fine polishing piece can be automatically adjusted according to the rough polishing stage and the fine polishing stage of the continuous casting roller, rough polishing and fine polishing of the continuous casting roller are achieved, and the polishing efficiency is improved.

The invention relates to the technical field of driving shaft machining, in particular to a driving shaft producing and machining device which comprises a machine table. The fixing mechanism is used for fixing the driving shaft; the polishing mechanism is used for polishing the fixed driving shaft; the fixing mechanism comprises a mounting box, a fixing rod fixedly mounted in the mounting box, a movable pipe mounted on the fixing rod in a sleeving mode, a first clamping plate fixedly connected with the movable pipe, a reset spring fixedly mounted between the fixing rod and the movable pipe, and a driving unit driving the first clamping plate to move. According to the device, through the arrangement of the fixing mechanism, on one hand, the end and the outer side of the driving shaft are synchronously and automatically fixed, multi-directional fixing of the driving shaft is achieved, the fixing stability is improved, and the situation that the driving shaft moves during grinding, and the grinding quality is affected is avoided; and on the other hand, the fixed driving shaft can be driven to rotate, circumferential comprehensive grinding of the driving shaft is achieved, and the grinding efficiency is improved.

The invention relates to the technical field of mirror roller surface polishing, in particular to a mirror roller surface polishing device which comprises a polishing assembly used for polishing the surface of a mirror roller body, the polishing assembly comprises a belt pulley set, one end of the belt pulley set is fixedly connected with a reciprocating lead screw, and the reciprocating lead screw is rotationally connected with two sets of mounting supports. Two sets of wire grooves are symmetrically formed in the surface of the reciprocating screw rod, the surface of the reciprocating screw rod is in meshed connection with moving rings, a gear ring is arranged between the middles of the moving rings, a plurality of sets of mounting bases of arc-shaped structures are arranged in the gear ring at equal intervals, and grinding pieces are clamped to the inner arc surfaces of the mounting bases; the surface of the gear ring is connected with a meshing gear ring in a meshing mode, and two sets of sliding blocks are symmetrically installed on the inner wall of the meshing gear ring. Through cooperative use of all the parts, the grinding efficiency of the mirror surface roller body can be improved, and the grinding time is saved.

The utility model discloses a metal shaft surface grinding device, comprising a box-shaped base, a grinding frame, an outer wall grinding component, an end face grinding component, a positioning flange, an eccentric wheel, a connecting rod, a reciprocating motor and a rotating motor, wherein the top end face of the box-shaped base is rotatably connected with a positioning flange, the positioning flange is fixedly connected to the output shaft of the rotating motor, and the rotating motor is fixedly connected inside the box-shaped base; during the rotation of the reciprocating motor, the grinding frame is driven to vertically reciprocate through the eccentric wheel and the connecting rod, and during the vertical reciprocating motion of the grinding frame, the grinding blocks located on both sides move along the axial direction of the metal shaft, thereby preventing excessive grinding in a local area; the outer wall grinding components arranged on both sides of the grinding frame are used to grind the outer wall of the metal shaft, and the end face grinding components arranged on the top of the grinding frame are used to grind the end face of the metal shaft, thereby reducing damage to the metal shaft caused by errors in manual grinding.

The invention discloses grinding and polishing equipment for a ball valve element and a machining method of the grinding and polishing equipment, and belongs to the technical field of ball valve element machining. According to the technical scheme, the grinding and polishing equipment is characterized by comprising a supporting frame and further comprising a placement assembly, and the placement assembly comprises a lifting frame, a lifting device, a placement disc, a supporting shaft and rolling wheels; the grinding device comprises a first rotating shaft, a rotating frame, a universal shaft, a grinding disc, a grinding frame, a first electric telescopic rod and a second grinding piece, the universal shaft is installed on the rotating frame, the grinding disc is installed on the rotating shaft, the grinding frame is installed on the supporting frame, the first electric telescopic rod is installed on the grinding frame, and the second grinding piece is installed on the first electric telescopic rod. According to the grinding device, the outer surface of the valve element of the ball valve and the inner wall of the middle round hole can be ground at the same time, the grinding disc in the grinding device can grind the outer surface of the valve element, the second grinding piece can go deep into the round hole to conduct synchronous treatment on the inner wall, the grinding time is greatly shortened, and the working efficiency is remarkably improved.