256results about "Spherical surface grinding machines" patented technology

The invention discloses a spherical part grinding machine in the technical field of grinding machines, which comprises a cabinet, a rack is arranged in the cabinet, an outer grinding mechanism and an inner grinding mechanism which are matched with each other are arranged at the upper part of the rack, the outer grinding mechanism is matched with an outer grinding transverse moving mechanism and an outer grinding longitudinal moving mechanism, and the inner grinding mechanism is matched with an inner grinding longitudinal moving mechanism. A grinding mechanism is arranged on the lower portion of the rack and matched with the outer grinding mechanism and the inner grinding mechanism. According to the coating polishing device, automatic polishing of the interior and the exterior of the spherical part can be achieved, manual transfer is not needed, time and labor are saved, the production efficiency is higher, the fine coating polishing process is achieved, and the repeatability of the process is improved while the maximum uniformity of coating removal is guaranteed.

The invention discloses a hemispherical harmonic oscillator inner surface processing path correction method, a hemispherical harmonic oscillator inner surface processing method and a hemispherical harmonic oscillator inner surface processing device. The correction method comprises the following steps: processing the inner surface of a hemispherical harmonic oscillator test article based on a set processing path; measuring the radius of the inner sphere of the processed test article, calculating the deviation of the radius of the inner sphere based on the measured value and the design size, obtaining the compensation amount of the Z-axis direction of the processing route based on the deviation, and performing reverse compensation on the Z-axis coordinate of the terminal point of the processing route to obtain a first corrected processing route; reprocessing the hemispherical resonator test article based on the first correction processing route; and measuring the diameter of an inner support column of the test article, calculating translation deviation based on a measured value and a design size, taking the translation deviation as the compensation amount of the X-axis direction of the machining route, and performing reverse compensation on the X-axis coordinates of all points of the first correction machining route to obtain a second correction machining route. The machining method can ensure that the size and the geometrical shape of the machined hemispherical harmonic oscillator are within the design tolerance range.

The invention provides a three-axis three-phase variable-speed ultraprecise microsphere grinding and polishing device and a grinding and polishing method, and belongs to the technical field of high-precision spherical part machining. By adjusting three sets of servo grinding head assemblies, output shafts (a first shaft, a second shaft and a third shaft) of the three sets of servo grinding head assemblies intersect at the sphere center of a machined sphere; the alignment precision of the three servo grinding head assemblies relative to the center of the ultra-precision microsphere is improved; meanwhile, output shafts of the three servo grinding head assemblies are controlled to rotate at a variable speed according to the sine rule, it is guaranteed that the motion trails formed by the three servo grinding head assemblies are evenly distributed on the surface of the machined ball and can completely wrap the surface of the machined ball, and sliding of the ultra-precise microspheres in the machining process is avoided; and the stability in the ultra-precision microsphere processing process can be ensured.

The utility model relates to the technical field of steel ball quenching, and discloses novel bearing steel ball quenching equipment which comprises a base, the top of the base is fixedly connected with a quenching pool, one side of the top of the quenching pool is fixedly connected with a baffle, one side of the baffle is fixedly connected with a motor, the output end of the motor is fixedly connected with a brush roll shaft, and the brush roll shaft is fixedly connected with a motor. And a cleaning box is fixedly connected to the top of the other side of the baffle, supporting plates are fixedly connected to the two sides of the top of the quenching pool, a dust suction machine is fixedly connected to the tops of the supporting plates, a dust suction pipeline is fixedly connected to a port of the dust suction machine, and a filter screen is installed on the inner wall of the dust suction pipeline. According to the steel ball cleaning device, the motor is started to drive the brush roll shaft to clean the surfaces of steel balls in the cleaning box, and then the dust suction pipeline adsorbs and filters dust in the cleaning box through the filter screen through the dust suction machine, so that the surface quality of the steel balls is improved, and the risks of oxidation and corrosion are reduced; therefore, the performance and the service life of the whole workpiece are improved.

The utility model provides steel ball surface grinding and polishing equipment, and belongs to the technical field of steel ball machining. The steel ball surface grinding and polishing equipment comprises a support, a rotating piece is arranged at the upper end of the support, a grinding piece is eccentrically arranged on the rotating piece, a supporting table is arranged at the lower end of the support, the supporting table comprises three rotating rollers arranged in a triangular shape, each rotating roller rotates independently, and balls are placed on the rotating rollers. The grinding device has the following effects that the rotating piece drives the eccentric grinding piece to rotate around the ball for grinding, the grinding range is larger and more uniform, the supporting table composed of the three rotating rollers is used for driving the ball to rotate in any direction, and therefore dependence on manpower during grinding is avoided, and automation is improved.

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

The utility model relates to a pearl grinding mechanism and full-automatic pearl grinding equipment, the pearl grinding mechanism comprises a grinding unit, a first support unit and a distance monitoring unit, the distance monitoring unit is arranged at the side part of the first support unit and is located at the upper part of the grinding unit; the distance between the first support unit and the grinding unit is monitored to prevent the grinding unit from excessively extruding the pearls. The pearl grinding device has the advantages that the distance between the first support unit and the grinding unit is monitored through the distance monitoring unit, the first support unit is prevented from extruding the grinding unit, the grinding unit is further prevented from excessively extruding pearls, and pearl damage is avoided.

The utility model relates to the field of grinding machines, in particular to a machining device suitable for turning and grinding a spherical structure of a tilting pad radial bearing of a large-size steam turbine. The milling machine comprises a main beam, an adapter, a milling head, a rotary table plate, a motor and a belt, the main beam is adjustably mounted on the rotary table plate, the milling head is rotatably mounted on the adapter, the adapter is slidably arranged at one end of the main beam, the motor is fixed at the other end of the main beam, and the belt is connected with the motor and the milling head; the rotary table plate and the main beam are respectively provided with at least one positioning hole, positioning pins are arranged corresponding to the positioning holes, and the positioning pins are linearly inserted into the positioning holes in the rotary table plate and the main beam in a penetrating mode. A thread feeding mechanism is installed on the main beam, and the output end of the thread feeding mechanism is connected with the adapter. The whole device is fixed to a workbench of a numerical control machine tool, and movement of the X axis, the Y axis and the Z axis can be achieved through the workbench; in alignment, sparks generated during friction between the grinding wheel and a workpiece are observed through naked eyes, and feeding of the grinding wheel is more convenient to control through the independently-arranged thread feeding mechanism.

The ball valve polishing machining device comprises a machine body, an expanding and clamping rotary table and a polishing machining structure, the polishing machining structure comprises an electric push rod, a supporting table and a lantern ring, when the electric push rod pushes a piston rod, liquid in a hydraulic hole channel drives an impeller to rotate through a one-way output liquid channel, and a reciprocating lead screw is driven to make a polishing wheel do centrifugal movement; a lead screw box of an annular array on the outer ring surface of a lantern ring is linked with a grinding wheel and matched with rotation of an expanding and clamping rotary table, the spherical surface of the ball valve can be efficiently ground in all directions, a contact type probe sensor is flush with the grinding surface of the grinding wheel, the detection spherical surface can be covered, and problem area machining can be assisted; the device solves the problem that a traditional device cannot synchronously adjust the grinding radius, the machining period is shortened, the operation complexity and the labor cost are reduced, and the grinding efficiency, the quality consistency and the surface machining precision are improved.

This utility model discloses a machining device for the spherical surface of a spherical bearing, including a lathe tool post and a tool holder mounted on top of the lathe tool post. It also includes an adjustment structure and a correction structure. The adjustment structure includes a motor support plate and a grinding wheel support. The motor support plate is inserted and fixed between the lathe tool post and the tool holder. The grinding wheel support is movably connected to the motor support plate and is connected to a cup-shaped grinding wheel. A protective cover, shaped like a cup, is provided on the outside of the cup-shaped grinding wheel and fixed to the grinding wheel support. The correction structure includes a dial indicator, a dial indicator holder, and a connecting rod. The connecting rod is threaded to the end of the shaft extending beyond the cup-shaped grinding wheel. The end of the connecting rod away from the shaft is fixed to the dial indicator holder, which mounts one or two dial indicators. The dial indicator heads face away from the cup-shaped grinding wheel. The protective cover reduces chip splashing and improves the safety of the device. By installing the correction structure at the center of the shaft, the dial indicator reading after slow rotation facilitates the measurement of the spherical roundness and ensures that the center of the grinding wheel is aligned with the center of the workpiece.

This invention discloses a precision high-frequency forming wheel and its manufacturing method, applied in the field of forming wheel technology. By setting up a forming mechanism, the main grinding component can process an object into a thinner shape when used alone; the auxiliary grinding component can process the surface of the object when used alone; the side grinding component can process the outer edge of the object when used alone; the edge grinding component can cooperate with the side grinding component and the main grinding component to process the object into a thicker shape; and the bottom grinding component can cooperate with the edge grinding component, the side grinding component, and the main grinding component to process the object into a spherical shape. Through various combinations, multiple different processing methods can be achieved on the object, improving the flexibility of object processing.

The utility model discloses a processing device for efficiently processing a spherical surface on a workpiece, which relates to the technical field of processing the spherical surface on the workpiece, and comprises a bottom plate, a grinding mechanism arranged on the bottom plate, and a clamping and swinging mechanism arranged on the right side of the grinding mechanism and arranged on the bottom plate, the clamping and swinging mechanism comprises a hydraulic sliding table fixedly arranged on the top surface of the bottom plate and horizontally arranged and a mounting plate fixedly arranged on the top surface of a moving table of the hydraulic sliding table, a rotating shaft is rotationally mounted on the top surface of the mounting plate, an L-shaped plate capable of swinging front and back is arranged at the top of the rotating shaft, and a horizontal plate of the L-shaped plate is welded to the top surface of the rotating shaft; a horizontally-arranged main shaft is rotationally installed in a vertical plate of the L-shaped plate, the left end of the main shaft is connected with a three-jaw chuck, and the right end of the main shaft is connected with a driving assembly used for driving the main shaft to rotate. The device has the beneficial effects that the working intensity of workers is greatly reduced, and the efficiency of processing a spherical surface on a workpiece is greatly improved.

The utility model discloses a ball polishing device, which comprises a polishing wheel assembly, a polishing wheel assembly, a polishing wheel assembly, a polishing wheel assembly and a polishing assembly, and is characterized in that the polishing wheel assembly comprises a polishing wheel unit; the conveying assembly comprises a worm unit and a conveying unit, the worm unit can drive the to-be-polished ball to rotate front and back, and the conveying unit can drive the to-be-polished ball to rotate left and right; the adjusting assembly is connected with the polishing wheel assembly and the conveying assembly and can drive the conveying assembly to be close to or away from the polishing wheel assembly. According to the sphere polishing device, the polishing wheel unit polishes the sphere to be polished, the worm unit and the conveying unit drive the sphere to be polished to rotate front and back and left and right respectively, rotation in the inclined reverse direction can be combined, and all-dimensional dead-corner-free uniform polishing of the sphere to be polished is achieved; the gap between the conveying assembly and the polishing wheel assembly is adjusted by arranging the adjusting assembly, the pressure of the polishing wheel assembly on the to-be-polished ball is changed according to the characteristics of the to-be-polished ball, and the ideal polishing effect is achieved.

This utility model discloses a valve ball grinding and positioning device with an anti-displacement structure, including a positioning frame. A back frame for mounting and fixing grinding tools is fixed on the back of the top of the positioning frame. Square columns are inserted into the top of both sides of the positioning frame. A reinforcing shaft is rotatably installed in each set of square columns. A fixing cone for inserting into the inner cavity of the valve ball is fixed at one end of the reinforcing shaft that is close to each other. An anti-displacement component is provided on the positioning frame to cooperate with the fixing cone and position the valve ball. By setting the anti-displacement component, this utility model can autonomously and multi-directionally position the valve ball on both sides and inside according to the size of the valve ball. At this time, the multi-directional and multi-means positioning method improves the positioning stability of the positioning device for the valve ball, effectively avoids the valve ball from easily shifting during the grinding process, and greatly improves the grinding effect of the grinding tool on the surface of the valve ball.

The utility model discloses a melt extrusion product pneumatic full-fitting change polishing device which comprises polishing equipment, the bottom of the polishing equipment is installed on the surface of a transmission gear, a limiting track is arranged on the inner side of the transmission gear, and meanwhile the bottom of the limiting track is fixedly arranged on the surface of a product polishing table. A pneumatic motor is fixedly connected to the bottom of the product grinding table in a threaded mode, an output shaft of the pneumatic motor is fixedly connected with a driving gear, and the driving gear is movably installed in a containing hole formed in the surface of the product grinding table. According to the pneumatic full-lamination variable polishing device for the melt extrusion product, polishing equipment rotates, and 360-degree polishing work is conducted on a spherical product through a full-lamination polishing base; the full-fitting polishing seat is matched with the spherical injection molding part in appearance and can be well fitted with the surface of a product; and when circular motion grinding is carried out, it can be guaranteed that the grinding strength and angle of all points on the surface of a product are relatively uniform, and therefore high-precision grinding is achieved.

The invention belongs to the technical field of abrasion-resistant ball grinding, and particularly relates to an abrasion-resistant ball surface rapid grinding device which comprises a lower grinding disc fixedly connected to a base and an upper grinding disc corresponding to the lower grinding disc, and a driving shaft is fixedly connected to the center of the upper grinding disc. A plurality of material grooves are formed in the lower grinding disc and are used for bearing wear-resisting ball bodies; through sliding fit of the pressing block and the movable supporting plate, the pressing block and the movable supporting plate are in clamping fit under the action of manpower in the loading stage, so that when the upper grinding disc and the lower grinding disc are not combined, it is ensured that the wear-resisting ball body can be stably loaded in the material groove and cannot be brought out by the movable supporting plate, and after the upper grinding disc and the lower grinding disc are combined, the wear-resisting ball body can be stably loaded. Limiting of the pressing block on the movable supporting plate is canceled, then after machining is completed and the upper grinding disc and the lower grinding disc are separated, the wear-resisting ball bodies are popped out through the movable supporting plate, only feeding needs to be conducted, the discharging process of the wear-resisting ball bodies does not need to be operated, and the machining efficiency of the wear-resisting balls can be improved.

The invention discloses a hemispherical harmonic oscillator grinding process optimization method based on a laser Doppler vibration meter, relates to the technical field of ultra-precision machining, and aims to solve the problems of difficulty in tool setting of a small-diameter ball head grinding wheel and a hemispherical harmonic oscillator blank and difficulty in real-time monitoring of the grinding condition in the machining process in an existing method. Comprising the steps that a hemispherical harmonic oscillator grinding machine tool is controlled to enable a small-diameter ball head grinding wheel to approach all key parts on the surface of the hemispherical harmonic oscillator to conduct tool setting operation, a laser Doppler vibration meter collects vibration signals of the hemispherical harmonic oscillator, tool setting position coordinates are determined according to the occurrence moment of the vibration signals, and a small-diameter ball head grinding wheel machining track of the hemispherical harmonic oscillator is constructed; the hemispherical harmonic oscillator is ground according to the grinding wheel machining track, the vibration signal of the hemispherical harmonic oscillator in the grinding process is collected through the laser Doppler vibration meter, the grinding state of the hemispherical harmonic oscillator is analyzed according to the specific frequency in the vibration signal, and the method is easy and convenient to implement and high in accuracy.

The invention discloses ball grinding equipment for machining a high-precision bearing ball body, and relates to the technical field of bearing ball machining, the device comprises an equipment body, a fixed universal assembly, a supporting disc and a fixed disc, a grinding rotary disc is arranged at the end, away from the supporting disc, of the fixed disc, and a transmission disc is fixedly connected to the end, away from the fixed disc, of the grinding rotary disc; a conveying mechanism used for conveying the balls before and after machining is arranged on the equipment body, and a pushing mechanism used for accurately pushing the transmission disc is arranged on the equipment body. By means of the conveying mechanism, balls before and after grinding can be independently conveyed, confusion of a feeding path and a recycling path is effectively prevented, the situation that the balls before and after grinding interfere with each other is avoided, meanwhile, the feeding and recycling processes do not need to be manually intervened, the ball machining continuity is guaranteed, and the machining efficiency is improved. And the ball machining efficiency is effectively improved, and the labor cost is further reduced.

The invention relates to a device (1) for grinding and / or grinding balls (2), said device (1) having a first disc (4) and a second disc (6), at least one of the discs (4, 6) having at least one circumferential ball groove (8, 10) in which at least one ball (2) can be accommodated, said device (1) further having at least one spacer (12) having a main body (14) with a cavity (16), a ball (2) can be accommodated in the cavity (16), the cavity (16) has a first diameter (D1) and a second diameter (D2), and the first diameter (D1) is larger than the second diameter (D2).

The invention discloses a spherical surface grinding machining device, and relates to the technical field of metal surface machining treatment.The grinding machining device comprises a transposition assembly, a feeding assembly and a grinding mechanism, and the output end of the transposition assembly clamps and fixes a to-be-ground workpiece so as to be used for driving the workpiece to rotate; the output end of the feeding assembly is in transmission connection with the transposition assembly, the feeding assembly is used for driving a machined part located at the grinding position to horizontally move in a reciprocating mode through the transposition assembly, and the rotating axis direction of the machined part intersects with the feeding direction of the machined part. The grinding mechanism comprises a grinding piece and a shaping assembly, the shaping assembly is used for shaping the grinding piece into a spherical shape from a plane shape, and when the transposition assembly drives the machined part to move to the maximum displacement in the direction close to the shaped grinding piece under driving of the feeding assembly, the grinding piece is in friction fit with the spherical surface of the machined part; the grinding machining device can shape the shape of the grinding piece so as to be matched with the spherical surface of the machined part, and the grinding precision is guaranteed.

The utility model discloses an automobile ball pin ball head and ball socket synchronous grinding machining tool which comprises a ball pin and further comprises a profiling grinding assembly, the profiling grinding assembly comprises a ball head, a friction cover is installed on the surface of the ball head in a sleeved mode, a friction flange is arranged on one side of the friction cover, a ball socket is arranged on one side of the ball head, and the ball head and the ball socket are arranged on the other side of the ball head. The friction flange is arranged in the ball socket in an embedded mode. According to the utility model, through the arrangement of the profiling polishing assembly, a friction cover and a friction flange structure which are in adaptive butt joint with a ball head and a ball socket respectively are designed in the use process of the assembly, and the friction device can synchronously realize the friction effect of the ball head and the ball socket in the friction process, so that the efficiency of the technological process is improved.

The utility model provides a grinding bead collecting device, which relates to the technical field of grinding equipment and comprises a connector, a hose, a grinding bead collector, a screen and a waste liquid barrel. The connector comprises a first end and a second end, the second end of the connector is connected with the first end of the hose, and the second end of the hose is connected with the upper end of the grinding bead collector; the upper end of the waste liquid barrel is connected with the lower end of the grinding bead collector; the screen is arranged between the waste liquid barrel and the grinding bead collector; according to the utility model, the efficiency of separating and collecting the grinding beads is improved, the grinding beads, the grinding cavity and the whole device are cleaned, and the probability of equipment failure is reduced.

The utility model belongs to the technical field of floating ball valves, and particularly relates to polishing equipment for floating ball valve machining, which comprises a table plate, a mounting frame is fixedly mounted at the top of the table plate, and a mounting plate and an electric sliding rail are fixedly mounted on the inner side of the mounting frame. The two mounting plates and the two electric sliding rails are arranged on the inner side of the mounting frame in a left-right staggered mode. A floating ball valve is adsorbed to a suction cup, a second servo motor drives a driving bevel gear to rotate, the driving bevel gear is matched to drive a threaded rod to rotate and the suction cup to move, the floating ball valve is brought into a polishing sleeve, and a first servo motor drives a driving wheel to rotate; and a synchronous belt is matched to drive a driven wheel and a polishing sleeve to rotate so as to grind and polish the ball valve, a movable box moves on an electric sliding rail to complete connection of two suction cups to the ball valve, the other side of the ball valve can be ground, chippings generated by grinding are sucked into a collecting box through a dust suction pump, the polishing effect is improved, and practicability is high.

The invention relates to a height adjusting device for an outer race of a vertical steel ball machine. The height adjusting device comprises three lifting supporting columns and a lifting driving assembly. The lifting supporting column comprises a top support, a vertical lifting pipe and a horizontal nut. The top of the top support is in screw connection with the outer retainer, the bottom is in screw connection with the inner retainer, and a stepped hole is formed in the center; an outer step matched with the step hole is arranged outside the vertical lifting pipe; the vertical lifting pipe is inserted into the stepped hole from bottom to top; the inner wall of the bottom circular ring extends downwards to form a connecting cylinder; the top support is rotationally connected with a vertical supporting ring towards the inner side. The upper end of the vertical supporting ring abuts against the bottom of the connecting cylinder. The top of the vertical lifting pipe is coaxially connected with a top limiting ring in a threaded mode. The side face of the top limiting ring abuts against the side face of the connecting cylinder. The lifting driving assembly drives the horizontal nut to rotate; the bottom end of the vertical lifting pipe is in threaded connection with the horizontal nut. The device can deal with thinning of the lower millstone, reduces replacement operation of the lower millstone, guarantees working efficiency of the steel ball machine, and improves utilization rate of the lower millstone.

The invention provides blank forging equipment for steel ball production of a ball mill, and belongs to the technical field of steel ball forging. Comprising a high-frequency heating machine, a control panel is arranged on one side of the high-frequency heating machine, a mounting table is arranged on the other side of the high-frequency heating machine, and two spiral extrusion rollers are symmetrically arranged on the inner side of the mounting table. By arranging the shaping assembly, a spherical push plate is matched with a driving roller and a driving motor to rotate a steel ball and make contact with a shaping scraper for shaping, multi-angle and all-directional shaping treatment is achieved, the situation of local excessive shaping or non-uniformity is avoided, meanwhile, quenching liquid and water are sprayed through water outlet holes in the inner side of the shaping scraper, and the quenching efficiency is improved. Heat on the surface of the steel ball is rapidly absorbed, the temperature is reduced, excessive deformation or cracks of a steel ball blank due to high temperature are prevented, and meanwhile the surface hardness, wear resistance and fatigue resistance of the steel ball are improved.

The utility model relates to the technical field of copper ball grinding and polishing, and discloses a polishing device for microcrystal anode copper, which comprises a base, a supporting plate is fixedly assembled on the top of the base, a rotating frame is rotatably connected to an inner cavity of the supporting plate, a fixing rod is fixedly assembled on the outer wall of the rotating frame, and a polishing rod is fixedly assembled on the outer wall of the fixing rod. The outer wall of the fixing rod is movably sleeved with a grinding base, and an auxiliary disc is fixedly assembled on the outer wall of the grinding base. According to the polishing device for the microcrystal anode copper, two polishing seats are arranged, the polishing seats move along with movement of an auxiliary seat, copper balls can be fixed under the action of the polishing seats, the copper balls are fixed in inner cavities of the polishing seats, and then the copper balls can be polished under the action of rotation of the polishing seats; and when the grinding base rotates, the copper balls rotate and rub in the inner cavity of the grinding base, and the situation that when traditional equipment grinds the copper balls, the positions of the copper balls need to be changed continuously is avoided.

The invention discloses ball valve ball grinding equipment and a grinding process, and belongs to the technical field of ball valve ball grinding equipment.The ball valve ball grinding equipment comprises a rack, a supporting frame is fixedly installed on the inner side of the rack, an adjusting assembly is installed on the supporting frame, and a grinding machine is fixedly installed at the output end of the supporting frame; a driving motor and an electric push rod are fixedly installed on the upper surface of the movable base, a fixed shaft is fixedly installed at the output end of the driving motor, meanwhile, a movable rod is telescopically connected to the fixed shaft, and hinge assemblies are connected to the fixed shaft and the movable rod at equal angles; the outer sides of the hinge assemblies on the fixed shaft and the movable rod are connected with clamping blocks used for clamping the positioning ball. According to the ball valve ball grinding equipment and the grinding process, self-adaptive adjustment clamping can be conducted on balls of different sizes, multi-mode positioning is adopted, the grinding precision is effectively improved, and the spherical surface can be automatically cleaned after grinding is completed.

The application provides a ball polishing device for ball valve production, and belongs to the polishing device field.The ball polishing device for ball valve production comprises a rack and a polishing and grinding assembly.The polishing and grinding assembly comprises a first rotating frame, a rotating head, a tensioning head, a driving piece, a first linear sliding rail, a second rotating frame, a pushing piece and a polishing head.The rotating head and the tensioning head are both provided with multiple intervals.The tensioning head is provided in multiple specifications.The first rotating frame is rotationally connected with one side of the rack.The polishing head is provided with multiple polishing heads in multiple specifications.The polishing head is rotationally and slidably connected with the second rotating frame on one side.The pushing piece is fixedly connected with the polishing head on one side.The whole operation process realizes automatic and rapid replacement of the tensioning head and the polishing head, without manual disassembly and reinstallation, greatly shortens the replacement time, and effectively improves the polishing efficiency of the ball.

The utility model discloses polishing equipment for hub bearing steel ball machining. The polishing equipment comprises a shell and a multi-angle polishing mechanism. A discharge hopper is arranged at the bottom of the shell; the multi-angle polishing mechanism comprises outer gear rings, inner gear rings, a first rotating shaft, a first gear, a second gear, a second rotating shaft, a third gear and a polishing barrel, the outer gear rings are fixedly connected to the left side wall and the right side wall of the shell correspondingly, and the inner gear rings are fixedly connected to the middles of the left side wall and the right side wall of the shell correspondingly; the middle of the left side wall and the middle of the right side wall of the shell are rotationally connected with first rotating shafts correspondingly, the outer arc faces of the two first rotating shafts are fixedly sleeved with first gears correspondingly, a polishing barrel is arranged in the shell, and the left side face and the right side face of the polishing barrel are fixedly connected with second gears correspondingly. The bearing steel balls and the grinding materials are turned in the polishing barrel in multiple directions and multiple angles, and the polishing effect is excellent.

The utility model discloses ball valve ball surface machining equipment, which belongs to the technical field of valve machining and comprises a bottom plate and a placing seat, the placing seat is fixedly mounted on the top surface of the bottom plate through bolts, a top plate is mounted above the bottom plate through a support rod, a hydraulic cylinder is mounted on the top surface of the top plate, and the hydraulic cylinder is mounted on the top surface of the top plate. The telescopic end of the hydraulic cylinder slidably extends to the position below the top plate and is fixedly provided with a motor, the tail end of a rotating shaft of the motor is fixedly connected with a rotating disc, a limiting barrel is fixedly installed on the bottom face of the rotating disc, a connecting rod is slidably connected into the limiting barrel, a spring is welded into the limiting barrel, and the tail end of the spring is fixedly connected with the connecting rod. The bottom of the connecting rod is fixedly connected with an arc-shaped plate, and a polishing plate is installed in the arc-shaped plate. Compared with the prior art, the device can buffer the extrusion of the arc-shaped plate and the polishing plate on the surface of the ball of the ball valve, so that the situation that the qualified rate of the ball is low due to the fact that the extrusion force of the polishing plate on the ball is too large is prevented.