阅读说明：本技术 一种磨粒流精密加工陶瓷阀的设备 (Equipment for precisely machining ceramic valve by abrasive flow ) 是由 李俊烨 朱金宝 李学光 石广丰 赵伟宏 张心明 蔡洪彬 张景然 于 2020-06-28 设计创作，主要内容包括：本发明提供一种磨粒流精密加工陶瓷阀的设备,由陶瓷阀夹具部分、磨粒流搅拌装置、磨粒流压力吸推装置、磨粒流压力助收装置和工作台组成,其中：陶瓷阀夹具部分由陶瓷阀、两个陶瓷阀支架及与之配合夹片和螺钉组成,磨粒流搅拌装置由磨粒流混合箱及箱盖、两个入料盖和电动机搅拌部分组成,磨粒流压力吸推装置由空气泵、磨粒流发生桶及桶盖、推杆、两个通断阀、磨粒流入口接头、磨粒流发生桶夹具部分和管组成,磨粒流压力助收装置由磨粒流出口接头、抽液泵部分、电动机动力部分和管组成,工作台上设置有通孔和螺纹孔用于安装各装置,本设备安装方便、使用简单可靠,提高了陶瓷阀的精密加工效率。(The invention provides equipment for precisely processing a ceramic valve by abrasive flow, which consists of a ceramic valve clamp part, an abrasive flow stirring device, an abrasive flow pressure suction and pushing device, an abrasive flow pressure auxiliary receiving device and a workbench, wherein: the ceramic valve clamp part comprises a ceramic valve, two ceramic valve supports, a clamping piece matched with the ceramic valve supports and a screw, the abrasive flow stirring device comprises an abrasive flow mixing box and a box cover, two feeding covers and a motor stirring part, the abrasive flow pressure suction and push device comprises an air pump, an abrasive flow generation barrel and a barrel cover, a push rod, two on-off valves, an abrasive flow inlet joint, an abrasive flow generation barrel clamp part and a pipe, the abrasive flow pressure auxiliary receiving device comprises an abrasive flow outlet joint, a liquid suction pump part, a motor power part and a pipe, and a through hole and a threaded hole are formed in a workbench and used for mounting the devices.)

1. The equipment is characterized by comprising a workbench, a ceramic valve clamp part, an abrasive flow stirring device, an abrasive flow pressure suction and push device and an abrasive flow pressure receiving device, wherein the workbench is provided with a through hole and a threaded hole, the ceramic valve clamp part comprises a ceramic valve, two ceramic valve supports, clamping pieces matched with the ceramic valve supports and screws, the abrasive flow stirring device comprises an abrasive flow mixing box, a box cover, two feeding covers, a motor stirring part and matched bolt nuts, the motor stirring part comprises a motor and a fixing device thereof, a coupler, a bearing, a common flat key and a stirring rod, the motor fixing device comprises two fixing pieces, two fixing supports and matched bolt nuts, and the abrasive flow pressure suction and push device comprises an air pump, an abrasive flow generation barrel, a barrel cover and a barrel cover, The abrasive flow generation barrel clamp comprises two barrel supports, two barrel clamping pieces and matched screws, the abrasive flow pressure receiving device comprises an abrasive flow outlet connector, a liquid pump part, a motor power part, a pipe and matched screws, the liquid pump part comprises a liquid pump, two fixing supports and matched screws, the motor power part comprises a motor, two fixing pieces, two fixing supports I and matched screws, the ceramic valve clamp part, the abrasive flow stirring device, the abrasive flow pressure suction and push device and the abrasive flow pressure receiving device are mounted on a workbench, and the operation stability of the device is improved.

2. The apparatus for precision machining of a ceramic valve with a stream of abrasive particles according to claim 1, wherein: the ceramic valve anchor clamps part comprises ceramic valve, two ceramic valve supports and cooperation clamping piece and screw with it, the ceramic valve is full bushing ceramic valve, and inside is equipped with ceramic ball core, two ceramic valve supports are the profile modeling structure, are equipped with the arc wall, two ceramic valve support bottoms and top are equipped with screw thread through-hole and screw hole respectively, the corresponding screw thread hole department at the workstation is installed with its cooperation screw in the bottom, be equipped with the screw thread through-hole on two ceramic valve support cooperation clamping pieces respectively, the ceramic valve is installed in two ceramic valve support arc wall departments, two ceramic valve support cooperation clamping pieces and screw installation have reduced the clamping damage at the corresponding screw thread hole department in two ceramic valve support tops.

3. The apparatus for precision machining of a ceramic valve with a stream of abrasive particles according to claim 1, wherein: the abrasive flow stirring device comprises an abrasive flow mixing box, a box cover, two feeding covers, a motor stirring part and a matched bolt nut, wherein the motor stirring part comprises a motor and a fixing device thereof, a coupler, a bearing, a common flat key and a stirring rod, an external thread cylinder is arranged on one side of the abrasive flow mixing box, two bosses are arranged on the outer edge side of the bottom, a through hole is arranged at the axle center of the external thread cylinder, threaded through holes are respectively arranged on the two bosses on the outer edge side of the bottom, a stepped cylinder is arranged on the lower surface of the abrasive flow mixing box and is respectively a first section of cylinder and a second section of cylinder, a cylinder boss is arranged on the first section of cylinder, a through hole is arranged at the axle center of the cylinder boss, an abrasive flow on-off device is arranged on the through hole, the abrasive flow on-off device comprises an on-off core, a, the abrasive flow mixing box is characterized in that an abrasive flow mixing box for preventing unmixed solid abrasives and fluid media from flowing out is arranged, an external thread is arranged on the second section of cylinder, a through hole is arranged at the axis of the stepped cylinder, four threaded holes which are uniformly distributed are arranged on the upper surface of the abrasive flow mixing box, two bosses at the outer edge side of the bottom of the abrasive flow mixing box are matched and arranged at corresponding threaded holes of a workbench, the stepped cylinder at the lower surface of the abrasive flow mixing box penetrates through the corresponding through hole of the workbench, a threaded through hole and two external thread cylinders are arranged on the upper surface of the box cover, a cylindrical boss is arranged at the center, through holes are respectively arranged at the axes of the two external thread cylinders, a stepped through hole is arranged at the axis of the central cylindrical boss, the threaded through hole of the box cover is matched and arranged at the four threaded holes, the motor fixing device is composed of two fixing pieces, two fixing supports II and matched bolt nuts, wherein the edges of the two fixing pieces are respectively provided with a thread through hole, the two fixing supports II are of a Z-shaped structure, the bottoms of the two fixing supports II are respectively provided with a thread through hole, the tops of the two fixing supports II are respectively provided with two bosses, the bosses are respectively provided with a thread through hole, the two fixing piece clamping motors are matched with the two fixing supports II and are fixed on the bosses at the tops of the two fixing supports II by using bolt nuts, the thread through holes at the bottoms of the two fixing supports II are matched with the bolt nuts and are fixed at the corresponding thread through holes of the box cover, the two fixing supports II are reversely and symmetrically installed, the Z-shaped structure effectively reduces vibration in the stirring process of the motors and plays a role in vibration reduction, and the reversely and, the motor is not easy to swing left and right, the bearing is arranged at the stepped through hole of the cylindrical boss at the center of the box cover, the stirring rod consists of three sections of cylindrical shafts and seven elliptic cylinders, the end part of the stirring rod is provided with a common flat key groove, the stirring rod penetrates through the stepped through hole of the central cylindrical boss of the box cover and the bearing, the stirring rod, the bearing and the stepped through hole of the central cylindrical boss of the box cover are in interference fit, the end part of the transmission shaft of the motor is provided with a common flat key platform, the common flat key is arranged at a common flat key groove at the end part of the stirring rod, the coupler is a rigid coupler, the center of the coupler is provided with a through hole with a key groove, the outer part of the coupler is provided with a fastening thread through hole, and the coupling, the end part of the transmission shaft of the motor and the end part of the stirring rod are in interference fit, are fixed by the set screws, and adopt key connection to transmit larger torque, thereby reducing the torque loss.

4. The apparatus for precision machining of a ceramic valve with a stream of abrasive particles according to claim 1, wherein: the abrasive flow pressure suction and push device comprises an air pump, an abrasive flow generation barrel, a barrel cover, a push rod, two on-off valves, an abrasive flow inlet joint, an abrasive flow generation barrel clamp part, a pipe and a matching bolt nut, wherein the air pump is an electric air pump and is installed at a corresponding threaded hole of a workbench in a matching way with a screw, an air suction nozzle and an air exhaust nozzle are respectively arranged, an external threaded cylinder is arranged at the bottom of the abrasive flow generation barrel, a through hole is arranged at the axis of the external threaded cylinder, four threaded holes which are uniformly distributed are arranged at the other end of the abrasive flow generation barrel, stepped cylinders are arranged at the side edges close to the bottom and are respectively a first section of cylinder and a second section of cylinder, external threads are arranged on the second section of cylinder, a through hole is arranged at the axis of the stepped cylinders, and the abrasive flow generation barrel clamp part comprises two barrel, the two barrel supports are of a profiling structure and are provided with arc-shaped grooves, the bottoms of the two barrel supports are respectively provided with two threaded through holes, the tops of the two barrel supports are respectively provided with two threaded holes, the bottoms of the two barrel supports are arranged at corresponding threaded holes of a workbench through matching screws of the two barrel clamps, the two barrel clamps are provided with threaded through holes, the abrasive flow generation barrel is arranged at the arc-shaped grooves of the two barrel supports, the two barrel clamps and the matching screws of the two barrel clamps are arranged at corresponding threaded holes at the tops of the two barrel supports, the side edges of the abrasive flow generation barrel are close to the bottom stepped cylinder and extend out of the corresponding through holes of the workbench, the center of the barrel cover is provided with a through hole, the edge of the barrel cover is provided with four threaded through holes which are uniformly distributed, the surface of the barrel cover is provided, the push rod is composed of two sections of cylindrical shafts and a rubber ring, the two sections of cylindrical shafts are respectively a large-diameter cylindrical shaft and a small-diameter cylindrical shaft, a rotary groove is arranged on the large-diameter cylindrical shaft, the rubber ring is arranged on the rotary groove, the push rod is arranged in the abrasive particle flow generation barrel, the small-diameter cylindrical end extends out of a through hole in the center of the barrel cover, a suction nozzle and an exhaust nozzle which are arranged at one inlet and one outlet of the air pump are matched and arranged at two external thread cylinders on the surface of the barrel cover, the push rod rubber ring increases the sealing property between the push rod and the inner wall of the barrel, so that the working efficiency of the air pump is improved, the two on-off valves are respectively a first on-off valve and a second on-off valve, the first on-off valve is matched and arranged at the side edge of the abrasive particle flow generation barrel and close to the space between the bottom step cylinder and the lower surface step cylinder of the abrasive particle, the abrasive particle flow inlet connector is characterized in that four threaded through holes of the abrasive particle flow inlet connector are matched with bolts and nuts and are arranged at the threaded through hole at the left end part of the ceramic valve, the second on-off valve is matched with a pipe and is arranged between the external thread cylinder at the bottom of the abrasive particle flow generation barrel and the external thread cylinder of the abrasive particle flow inlet connector, one of the two on-off valves is used for adjusting the flow rate of abrasive particle flow fluid, the other two on-off valves are used for adjusting the air pressure in the barrel through the on-off of the pipe, and the air pump is used for enabling the push rod to move back and forth through the reciprocating process of pressing air into a pump cavity and then discharging the air from an.

5. The apparatus for precision machining of a ceramic valve with a stream of abrasive particles according to claim 1, wherein: the abrasive flow pressure assist device comprises an abrasive flow outlet joint, a liquid pump part, a motor power part, a pipe and a matched bolt and nut, wherein the abrasive flow outlet joint is of a revolving body structure, four threaded through holes and an external thread cylinder are uniformly distributed on the abrasive flow outlet joint, the four threaded through holes of the abrasive flow outlet joint are matched with the bolt and nut and are arranged at the threaded through hole at the right end part of the ceramic valve, the liquid pump part comprises a liquid pump, two fixed supports and a matched screw, the liquid pump comprises a pump shell, a pump wheel, a pump cover and a matched screw, the pump shell is of a cylindrical shell structure, the bottom surface is closed, the top surface is open, bosses and the external thread cylinder are symmetrically arranged at two sides of a cylindrical cambered surface, threaded holes are respectively arranged at two sides of the bosses, through holes are respectively arranged at the axle center of the external thread cylinder, and four threaded holes are uniformly, the pump comprises a pump wheel, a pump cover, a pump body, a pump cover, a working platform, a pump, a motor, a pump impeller, a screw, a boss and a screw, wherein the center of the pump wheel is a cylinder with a key groove through hole, six pump blades are uniformly distributed in the circumferential direction, the center of the pump cover is provided with the key groove through hole, four thread through holes are uniformly distributed at the edge of the pump cover, the pump wheel is arranged in the pump shell, the pump cover is arranged on the top surface of the pump shell in a matching way with the screw, two fixing supports of the pump are of a Z-shaped structure, the bottoms of the two fixing supports are respectively provided with the thread through holes, the tops of the two bosses are respectively provided with the thread through hole, the bosses at the two sides of the pump are arranged at the corresponding thread holes of the working platform in a matching, the edge of each of the two fixing pieces is provided with a threaded through hole, the first fixing support is of a Z-shaped structure, the top of each fixing support is provided with a threaded hole, the bottom of each fixing support is provided with a threaded through hole, the threaded through holes at the bottom of the fixing pieces are matched with screws and are reversely and symmetrically arranged at corresponding threaded holes of the workbench, the two fixing pieces are closed to clamp motors and are matched with the screws and are arranged at the threaded holes at the top of the first fixing supports, the end part of a transmission shaft of the motor is provided with a common flat key platform, the end of the common flat key platform is aligned with a key groove through hole of a cover belt of a liquid pump, the common flat key platform is sequentially inserted into the key groove through holes of a cover belt and a pump wheel of the liquid pump, the abrasive particle outflow port connector is matched and connected with an external thread cylinder at one side of the liquid pump through a pipe, and the pump wheel in the liquid pump is directly driven by the transmission shaft of the motor, so that the torque loss and the vibration in the operation process are reduced, and the liquid pumping efficiency of the liquid pump is improved.

Technical Field

The invention relates to the technical field of abrasive flow processing, in particular to equipment for precisely processing a ceramic valve by using abrasive flow.

Background

The ceramic valve is mainly applied to the industrial fields of electric power, petroleum, chemical industry, metallurgy, mining, sewage treatment and the like, particularly, the ceramic valve shows excellent performance in the face of severe working conditions of high abrasion, strong corrosion, high temperature, high pressure and the like, has super-long service life, and has the cost performance far superior to that of other similar metal valves. The ceramic valve can greatly reduce the maintenance and replacement times of the valve, improve the safety and stability of a running system of the matched equipment and save the equipment repair cost. And secondly, the sealing performance of the industrial pipeline system can be improved, and leakage can be reduced to the maximum extent, so that the environment is protected. Thirdly, the raw materials for manufacturing the ceramic are wide, and the cost is low. Because the ceramic is brittle and difficult to machine, and the inner hole wall is relatively difficult to machine, it is important to adopt a proper precision machining technology.

An Abrasive Flow Machining (AFM) technique features that an Abrasive medium (a flowable mixture doped with Abrasive particles) flows through the surface of workpiece under pressure to remove burr, flash and rounding angle, resulting in less waviness and roughness of workpiece surface and high finish degree. The AFM method is the best alternative in the case of workpieces requiring complicated manual finishing or complex shapes, and other difficult-to-machine parts. AFM methods are also applicable to workpieces that are not satisfactorily processed or are damaged during processing in roll, vibration and other large volumes. And effectively remove the delamination regenerated after the electric discharge machining or the laser beam machining and the residual stress remained on the machined surface in the previous working procedure.

Disclosure of Invention

The invention aims to solve the problem of difficulty in precisely machining the inner hole wall of a ceramic valve, and provides equipment for precisely machining the ceramic valve by abrasive flow, wherein the precisely machined ceramic valve is mainly used for polishing a ceramic valve bushing, the ceramic valve precisely machined by the invention is a full-bushing ceramic valve and is internally provided with a ceramic ball core, the equipment has the advantages that a valve body is free from being disassembled in the process of precisely machining the ceramic valve by the abrasive flow, the ceramic valve bushing is precisely machined, the ceramic ball core is also precisely machined by opening and closing a valve handle of the ceramic valve, the abrasive flow stirring device is used for mixing abrasive flow solid abrasive with a fluid medium to generate abrasive flow, an abrasive flow pressure suction and push device consisting of an air pump and a liquid pump are used as main components to cooperate with an abrasive flow pressure auxiliary receiving device and a pipe to realize abrasive flow cyclic polishing of the ceramic valve, the polishing is more uniform, the ceramic valve after precision machining has better smooth finish, and the residual stress is effectively reduced.

In order to solve the technical problems, the invention provides the following technical scheme: the equipment is characterized by comprising a workbench, a ceramic valve clamp part, an abrasive flow stirring device, an abrasive flow pressure suction and push device and an abrasive flow pressure receiving device, wherein the workbench is provided with a through hole and a threaded hole, the ceramic valve clamp part comprises a ceramic valve, two ceramic valve supports, clamping pieces matched with the ceramic valve supports and screws, the abrasive flow stirring device comprises an abrasive flow mixing box, a box cover, two feeding covers, a motor stirring part and matched bolt nuts, the motor stirring part comprises a motor and a fixing device thereof, a coupler, a bearing, a common flat key and a stirring rod, the motor fixing device comprises two fixing pieces, two fixing supports and matched bolt nuts, and the abrasive flow pressure suction and push device comprises an air pump, an abrasive flow generation barrel, a barrel cover and a barrel cover, The abrasive flow generation barrel clamp comprises two barrel supports, two barrel clamping pieces and matched screws, the abrasive flow pressure receiving device comprises an abrasive flow outlet connector, a liquid pump part, a motor power part, a pipe and matched screws, the liquid pump part comprises a liquid pump, two fixing supports and matched screws, the motor power part comprises a motor, two fixing pieces, two fixing supports I and matched screws, the ceramic valve clamp part, the abrasive flow stirring device, the abrasive flow pressure suction and push device and the abrasive flow pressure receiving device are mounted on a workbench, and the operation stability of the device is improved.

Further, as preferred, ceramic valve anchor clamps part comprises ceramic valve, two ceramic valve supports and cooperation clamping piece and screw with it, the ceramic valve is full bushing ceramic valve, and inside is equipped with the ceramic ball core, two ceramic valve supports are the profile modeling structure, are equipped with the arc wall, two ceramic valve support bottoms and tops are equipped with screw thread through-hole and screw hole respectively, the bottom is installed at the corresponding screw hole department of workstation with its cooperation screw, be equipped with the screw thread through-hole on two ceramic valve support cooperation clamping pieces respectively, the ceramic valve is installed in two ceramic valve support arc walls departments, two ceramic valve support cooperation clamping pieces and screw installation have reduced the clamping damage at the corresponding screw thread hole department in two ceramic valve support tops.

Further, preferably, the abrasive flow stirring device comprises an abrasive flow mixing box, a box cover, two feeding covers, a motor stirring part and a matched bolt and nut, wherein the motor stirring part comprises a motor and a fixing device thereof, a coupler, a bearing, a common flat key and a stirring rod, an external thread cylinder is arranged on one side of the abrasive flow mixing box, two bosses are arranged on the outer edge side of the bottom, a through hole is arranged at the axis of the external thread cylinder, threaded through holes are respectively arranged on the two bosses on the outer edge side of the bottom, stepped cylinders are arranged on the lower surface of the abrasive flow mixing box and are respectively a first section of cylinder and a second section of cylinder, a cylinder boss is arranged on the first section of cylinder, a through hole is arranged at the axis of the cylinder boss, an abrasive flow on-off device is arranged on the through hole, and the abrasive flow on-off device comprises an on, the abrasive flow mixing box has the advantages that when abrasive flow is produced in a mixing mode, solid abrasives and fluid media which are not mixed completely are prevented from flowing out of the abrasive flow mixing box, external threads are arranged on the second section of cylinder, through holes are formed in the axis of the stepped cylinder, four threaded holes which are evenly distributed are formed in the upper surface of the abrasive flow mixing box, two bosses on the outer edge side of the bottom of the abrasive flow mixing box are matched with screws and are arranged at corresponding threaded holes of a workbench, the stepped cylinder on the lower surface of the abrasive flow mixing box penetrates through the corresponding through holes of the workbench, a threaded through hole and two external thread cylinders are arranged on the upper surface of the box cover, a cylindrical boss is arranged in the center of the box cover, through holes are formed in the axis of the two external thread cylinders, a stepped through hole is formed in the axis of the central cylindrical boss, the threaded through hole of the box cover is, the motor fixing device is composed of two fixing pieces, two fixing supports II and matched bolt nuts, wherein the edges of the two fixing pieces are respectively provided with a thread through hole, the two fixing supports II are of a Z-shaped structure, the bottoms of the two fixing supports II are respectively provided with a thread through hole, the tops of the two fixing supports II are respectively provided with two bosses, the bosses are respectively provided with a thread through hole, the two fixing piece clamping motors are matched with the two fixing supports II and are fixed on the bosses at the tops of the two fixing supports II by using bolt nuts, the thread through holes at the bottoms of the two fixing supports II are matched with the bolt nuts and are fixed at the corresponding thread through holes of the box cover, the two fixing supports II are reversely and symmetrically installed, the Z-shaped structure effectively reduces vibration in the stirring process of the motors and plays a role in vibration reduction, and the reversely and, the motor is not easy to swing left and right, the bearing is arranged at the stepped through hole of the cylindrical boss at the center of the box cover, the stirring rod consists of three sections of cylindrical shafts and seven elliptic cylinders, the end part of the stirring rod is provided with a common flat key groove, the stirring rod penetrates through the stepped through hole of the central cylindrical boss of the box cover and the bearing, the stirring rod, the bearing and the stepped through hole of the central cylindrical boss of the box cover are in interference fit, the end part of the transmission shaft of the motor is provided with a common flat key platform, the common flat key is arranged at a common flat key groove at the end part of the stirring rod, the coupler is a rigid coupler, the center of the coupler is provided with a through hole with a key groove, the outer part of the coupler is provided with a fastening thread through hole, and the coupling, the end part of the transmission shaft of the motor and the end part of the stirring rod are in interference fit, are fixed by the set screws, and adopt key connection to transmit larger torque, thereby reducing the torque loss.

Further, preferably, the abrasive flow pressure suction and push device comprises an air pump, an abrasive flow generation barrel, a barrel cover, a push rod, two on-off valves, an abrasive flow inlet joint, an abrasive flow generation barrel clamp part, a pipe and a matching bolt and nut, wherein the air pump is an electric air pump, is installed at a corresponding threaded hole of the workbench in a matching manner with a screw, and is provided with a suction nozzle and an exhaust nozzle which are respectively provided with one inlet and one outlet, the bottom of the abrasive flow generation barrel is provided with an external threaded cylinder, the axis of the external threaded cylinder is provided with a through hole, the other end of the abrasive flow generation barrel is provided with four threaded holes which are uniformly distributed, the side edge of the abrasive flow generation barrel is close to the bottom and is provided with a stepped cylinder which is a first section of cylinder and a second section of cylinder respectively, the second section of cylinder is provided with external threads, the axis of the stepped cylinder is, the two barrel supports are of a profiling structure and are provided with arc-shaped grooves, the bottoms of the two barrel supports are respectively provided with two threaded through holes, the tops of the two barrel supports are respectively provided with two threaded holes, the bottoms of the two barrel supports are arranged at corresponding threaded holes of a workbench through matching screws of the two barrel clamps, the two barrel clamps are provided with threaded through holes, the abrasive flow generation barrel is arranged at the arc-shaped grooves of the two barrel supports, the two barrel clamps and the matching screws of the two barrel clamps are arranged at corresponding threaded holes at the tops of the two barrel supports, the side edges of the abrasive flow generation barrel are close to the bottom stepped cylinder and extend out of the corresponding through holes of the workbench, the center of the barrel cover is provided with a through hole, the edge of the barrel cover is provided with four threaded through holes which are uniformly distributed, the surface of the barrel cover is provided, the push rod is composed of two sections of cylindrical shafts and a rubber ring, the two sections of cylindrical shafts are respectively a large-diameter cylindrical shaft and a small-diameter cylindrical shaft, a rotary groove is arranged on the large-diameter cylindrical shaft, the rubber ring is arranged on the rotary groove, the push rod is arranged in the abrasive particle flow generation barrel, the small-diameter cylindrical end extends out of a through hole in the center of the barrel cover, a suction nozzle and an exhaust nozzle which are arranged at one inlet and one outlet of the air pump are matched and arranged at two external thread cylinders on the surface of the barrel cover, the push rod rubber ring increases the sealing property between the push rod and the inner wall of the barrel, so that the working efficiency of the air pump is improved, the two on-off valves are respectively a first on-off valve and a second on-off valve, the first on-off valve is matched and arranged at the side edge of the abrasive particle flow generation barrel and close to the space between the bottom step cylinder and the lower surface step cylinder of the abrasive particle, the abrasive particle flow inlet connector is characterized in that four threaded through holes of the abrasive particle flow inlet connector are matched with bolts and nuts and are arranged at the threaded through hole at the left end part of the ceramic valve, the second on-off valve is matched with a pipe and is arranged between the external thread cylinder at the bottom of the abrasive particle flow generation barrel and the external thread cylinder of the abrasive particle flow inlet connector, one of the two on-off valves is used for adjusting the flow rate of abrasive particle flow fluid, the other two on-off valves are used for adjusting the air pressure in the barrel through the on-off of the pipe, and the air pump is used for enabling the push rod to move back and forth through the reciprocating process of pressing air into a pump cavity and then discharging the air from an.

Further, preferably, the abrasive flow pressure assist device comprises an abrasive flow outlet joint, a liquid pumping pump part, a motor power part, a pipe and a matched bolt and nut, wherein the abrasive flow outlet joint is of a revolving body structure, four threaded through holes and an external thread cylinder are uniformly distributed on the abrasive flow outlet joint, the four threaded through holes of the abrasive flow outlet joint are matched with the bolt and nut and are arranged at the threaded through hole at the right end part of the ceramic valve, the liquid pumping pump part comprises a liquid pumping pump, two fixing supports and a matched screw, the liquid pumping pump comprises a pump shell, a pump wheel, a pump cover and a matched screw, the pump shell is of a cylindrical shell structure, the bottom surface is closed, the top surface is open, bosses and external thread cylinders are symmetrically arranged at two sides of a cylindrical cambered surface, threaded holes are respectively arranged at two sides of the bosses, through holes are respectively arranged at the axes, the pump comprises a pump shell, a pump wheel, two fixing supports, a pump, a motor, a pump, a motor and a motor, wherein four threaded holes are uniformly distributed on the edge side of the top surface of the pump shell, the center of the pump wheel is a cylinder with a key groove through hole, six pump blades are uniformly distributed in the circumferential direction, the center of the pump cover is provided with a key groove through hole, four threaded through holes are uniformly distributed on the edge of the pump wheel, the pump wheel is installed inside the pump shell, the pump cover is installed on the top surface of the pump shell in a matched mode with the screws, the two fixing supports of the pump are of a Z-shaped structure, threaded through holes are respectively formed in the bottoms of the two fixing supports of the pump, two bosses of the pump are respectively installed at corresponding threaded holes of a, The abrasive particle flow outlet connector is connected with an external thread cylinder at one side of the liquid pump in a pipe matching way, an external thread cylinder at the other side of the liquid pump is connected with an external thread cylinder at one side of the abrasive particle flow mixing box in a pipe matching way, the first drawing liquid pump fixing support and the first motor fixing support are both installed in a Z-shaped structure in a reverse symmetrical mode, and the motor transmission shaft is adopted to directly drive the pump wheel inside the drawing liquid pump, so that torque loss and vibration in the operation process are reduced, and the drawing efficiency of the drawing liquid pump is improved.

Drawings

FIG. 1 is a schematic isometric view of an apparatus for precision machining a ceramic valve with a stream of abrasive particles

FIG. 2 is a schematic top view of an apparatus for precision machining a ceramic valve with a stream of abrasive particles

FIG. 3 is a schematic cross-sectional view of a ceramic valve

FIG. 4 is an isometric view of a ceramic valve

FIG. 5 is a schematic view of a ceramic valve holder mating clip

FIG. 6 is a schematic view of a ceramic valve holder

FIG. 7 is a schematic view of an abrasive grain flow outlet joint

FIG. 8 is a schematic view of a mounting bracket of the infusion pump

FIG. 9 is a schematic view of the pump assembly

FIG. 10 is a schematic view of a pump casing of the liquid pump

FIG. 11 is a schematic view of a pump cover of a pumping pump

FIG. 12 is a schematic view of the pump impeller of the liquid pump

FIG. 13 is a schematic view of a motor fixing bracket

FIG. 14 is a schematic view of a motor stator

FIG. 15 is a schematic view of a motor fixing bracket II

FIG. 16 is a schematic view of a stirring rod

FIG. 17 is a schematic view of a box cover of an abrasive flow mixing box

FIG. 18 is a schematic view of an abrasive flow mixing box

FIG. 19 is a schematic view of a table

FIG. 20 is a schematic view of a barrel lid of a particle flow generating barrel

FIG. 21 is a schematic view of a push rod

FIG. 22 is a schematic view of a holder of an abrasive flow generating barrel

FIG. 23 is a schematic view of an abrasive particle flow generating barrel

FIG. 24 is a schematic view of a drum clip

In the figure: 1. 1-1 parts of ceramic valve, 1-2 parts of four threaded through holes at the left end part of the ceramic valve, 1-2 parts of four threaded through holes at the right end part of the ceramic valve, 2 parts of a ceramic valve bracket matching clamping piece, 2-1 parts of a ceramic valve bracket matching clamping piece threaded through hole, 3 parts of a ceramic valve bracket, 3-1 parts of two threaded holes at the top part of the ceramic valve bracket, 3-2 parts of two threaded through holes at the bottom part of the ceramic valve bracket, 4 parts of an abrasive particle outflow port joint, 4-1 parts of an abrasive particle outflow port joint external threaded cylinder, 4-2 parts of an abrasive particle outflow port joint four threaded through holes, 5 parts of a liquid pump bracket, 5-1 parts of two boss threaded through holes of a liquid pump bracket, 5-2 parts of a liquid pump bracket bottom threaded through hole, 6 parts of a liquid pump, 6-1 parts of, 6-1-2 parts of pump shell of liquid pump, 6-1-3 parts of threaded holes of bosses at two sides of pump shell of liquid pump, external threaded cylinders at two sides of pump shell of liquid pump, 6-2 parts of pump cover of liquid pump, 6-2-1 parts of threaded through holes at edge of pump cover of liquid pump, 6-2 parts of threaded through holes with key slots at center of pump cover of liquid pump, 6-3 parts of pump wheel of liquid pump, 6-4 parts of matched screws of liquid pump, 7 parts of motor fixing support I, 7-1 parts of motor fixing support I, threaded through holes at top of motor fixing support I, 7-2 parts of motor fixing support I, threaded through holes at bottom of motor fixing support I, 8 parts of motor, 9-1 parts of motor fixing plate, threaded through holes at edge of motor fixing plate, 10 parts of motor fixing support II, 10, Two bottom threaded through holes of a motor fixing support, 11, a coupler, 12, a stirring rod, 13, a bearing, 14, a feeding cover, 15, a grinding particle flow mixing box cover, 15-1, two external threaded cylinders of the grinding particle flow mixing box cover, 15-2, four threaded through holes of the grinding particle flow mixing box cover, 15-3, a boss axis stepped through hole of the grinding particle flow mixing box cover center cylinder, 15-4, two threaded through holes of the grinding particle flow mixing box cover, 16, a grinding particle flow mixing box, 16-1, four threaded holes of the upper surface of the grinding particle flow mixing box, 16-2, an external threaded cylinder of one side of the grinding particle flow mixing box, 16-3, two boss threaded through holes of the outer edge side of the bottom of the grinding particle flow mixing box, 16-4, an axis through hole of a cylindrical boss on the first section of the stepped cylinder of the lower surface of the, 16-6 parts of a switch handle of an abrasive particle flow fluid on-off device, 16-7 parts of an on-off core of the abrasive particle flow fluid on-off device, a second section of stepped cylindrical external threaded column on the lower surface of an abrasive particle flow mixing box, 17 parts of a workbench, 17-1 parts of two threaded holes of the workbench, 17-2 parts of two threaded holes of the workbench, 17-3 parts of a through hole of the workbench, 17-4 parts of four threaded holes of the workbench, 17-5 parts of four threaded holes of the workbench, 17-6 parts of a through hole of the workbench, 17-7 parts of four threaded holes of the workbench, 17-8 parts of two threaded holes of the workbench, 18 parts of an air pump, 19 parts of an on-off valve, 20 parts of a barrel cover of an abrasive particle flow generating barrel, 20-1 parts of four threaded through holes at the edge of the barrel cover of the abrasive particle flow generating barrel, 20-2 parts of an, 20-4 parts of an abrasive particle flow generation barrel cover external thread cylinder, 21 parts of a push rod, 21-1 parts of a push rod rubber ring, 21-2 parts of a push rod two-section cylindrical shaft, 22 parts of an abrasive particle flow generation barrel support, 22-1 parts of an abrasive particle flow generation barrel support, 22-2 parts of two threaded holes in the top of the abrasive particle flow generation barrel support, 22-2 parts of two threaded through holes in the bottom of the abrasive particle flow generation barrel support, 23 parts of an abrasive particle flow generation barrel, 23-1 parts of four threaded holes in the other end part of the abrasive particle flow generation barrel, 23-2 parts of an abrasive particle flow generation barrel bottom external thread cylinder, 23-3 parts of an abrasive particle flow generation barrel, a side edge of the abrasive particle flow generation barrel close to a bottom stepped cylinder, 24 parts of.

Detailed Description

The invention provides an apparatus for precisely machining a ceramic valve by abrasive flow, and the technical scheme in the embodiment of the invention is clearly and completely described below by combining with the attached drawings in the embodiment of the invention, and obviously, the described embodiment is only a part of the embodiment of the invention, but not all the embodiment. Other embodiments, which can be derived by one of ordinary skill in the art from the embodiments given herein without making any creative effort, shall fall within the scope of the present invention.

The abrasive flow suction and pushing device mainly comprises five parts, namely a workbench (17), a ceramic valve clamp part, an abrasive flow stirring device, an abrasive flow pressure suction and pushing device and an abrasive flow pressure auxiliary device. The workbench (17) is provided with a through hole and a threaded hole for mounting other devices, and the workbench (17) is horizontally and vertically placed on a horizontal plane, so that the workbench can be placed.

The ceramic valve clamp part comprises a ceramic valve (1), two ceramic valve supports (3), clamping pieces (2) matched with the ceramic valve supports and screws, the ceramic valve (1) is a full-lining ceramic valve, a ceramic ball core is arranged in the ceramic valve support, the two ceramic valve supports (3) are of a copying structure and are provided with arc-shaped grooves, the bottoms and the tops of the ceramic valve supports are respectively provided with a threaded through hole (3-2) and a threaded hole (3-1), the threaded through hole (3-2) at the bottom is arranged at the corresponding four threaded holes (17-7) of a workbench (17) through matching screws, the two ceramic valve support matching clamping pieces (2) are respectively provided with a threaded through hole (2-1), the ceramic valve (17) is arranged at the arc-shaped grooves of the two ceramic valve supports (3), the two ceramic valve support matching clamping pieces (2) and the screws are arranged at the threaded holes (3-1) at the tops of the two ceramic valve supports, thereby realizing the integral installation work of the ceramic valve clamp part.

The abrasive flow stirring device comprises an abrasive flow mixing box (16), a box cover (15), two feeding covers (14), a motor stirring part and a matched bolt nut, wherein the motor stirring part comprises a motor (8), a fixing device of the motor, a coupler (11), a bearing (13), a common flat key and a stirring rod (12), two boss thread through holes (16-3) on the outer edge side of the bottom of the abrasive flow mixing box (16) are matched with screws and are arranged at two threaded holes (17-2) of a workbench, a stepped cylinder on the lower surface of the abrasive flow mixing box penetrates through one through hole (17-3) of the workbench, an abrasive flow fluid on-off device is arranged on a cylindrical boss axis through hole (16-4) on a first section of the stepped cylinder on the lower surface of the abrasive flow mixing box, and the abrasive flow fluid on-off device comprises an on-off core (16-6), The abrasive particle flow mixing box comprises a switch handle (16-5) and a nut, and is used for preventing solid abrasive particles and fluid media which are not mixed completely from flowing out of an abrasive particle flow mixing box (16) during mixed production of abrasive particle flow, a bearing (13) is installed at a box cover central cylinder boss stepped through hole (15-3), a stirring rod (12) penetrates through the box cover central cylinder boss stepped through hole (15-3) and the bearing (13), a common flat key is installed at a common flat key groove at the end part of the stirring rod, the stirring rod (12), the bearing (13) and the box cover central cylinder boss stepped through hole (15-3) are in interference fit, two feeding covers (14) are respectively installed at two external thread cylinders (15-1) on the upper surface of the box cover, a common flat key platform is processed at the end part of a transmission shaft of a motor (8), and two parts of a coupler (11) are respectively installed at the end part of the stirring rod (12) and the transmission shaft of the, the motor fixing device consists of two fixing sheets (9), two fixing brackets II (10) and matched bolts and nuts, the two threaded through holes (10-2) at the bottoms of the two fixing brackets are matched with bolts and nuts and fixed at the two threaded through holes (15-4) of the abrasive flow mixing box cover, the two second fixing supports (10) are installed in a reverse symmetrical mode, the two fixing pieces (9) clamp the motor (8) to be matched with the two second fixing supports (10), the two fixing pieces are fixed on two boss thread through holes (10-1) at the tops of the two second fixing supports through bolts and nuts, and finally the two parts of the coupler (11) are fixed through the coupler matched with the bolts and nuts, the coupling (11) is in interference fit with the end part of the transmission shaft of the motor (8) and the end part of the stirring rod (12), and the abrasive flow stirring device is matched with a fastening screw for fixing and locking, so that the whole installation work of the abrasive flow stirring device is realized.

The abrasive flow pressure suction and push device comprises an air pump (18), an abrasive flow generation barrel (23), a barrel cover (20), a push rod (21), two on-off valves (19), an abrasive flow inlet joint (25), an abrasive flow generation barrel clamp part, a pipe and a matched bolt nut, wherein the air pump (18) is an electric air pump and is installed at four threaded holes (17-4) of a workbench in a matched mode with screws, an air suction nozzle and an air exhaust nozzle are arranged in one inlet and one outlet respectively, the abrasive flow generation barrel clamp part is composed of two barrel supports (22) and two barrel clamping pieces (24) matched with the screws, the abrasive flow generation barrel (23) is installed at arc grooves of the two barrel supports (22), the two barrel clamping pieces (24) are installed at the two threaded holes (22-1) at the tops of the two abrasive flow generation barrel supports in a matched mode with the screws, and the side edge of the abrasive flow generation barrel is close to a bottom stepped cylinder (23-3) and extends out of one through hole (17) of -8), the push rod (21) is composed of two sections of cylindrical shafts (21-2) and a rubber ring (21-1), the two sections of cylindrical shafts (21-2) are respectively a large-diameter cylindrical shaft and a small-diameter cylindrical shaft, a rotary groove is arranged on the large-diameter cylindrical shaft, the rubber ring (21-1) is arranged on the rotary groove, the push rod (21) is arranged in the abrasive particle flow generation barrel, four threaded through holes (20-1) in the edge of the barrel cover are matched and arranged at four threaded holes (23-1) at the other end of the abrasive particle flow generation barrel, the small-diameter cylindrical end of the two sections of cylindrical shafts (21-2) of the push rod (21) extends out of a through hole (20-3) in the center of the barrel cover, and a suction nozzle and an exhaust nozzle which are arranged on the surface of the barrel cover in a matching manner with a pipe and are arranged on two external threaded cylinders (, (20-4), the four threaded through holes of the abrasive flow inlet joint are matched with bolts and nuts and are arranged at the four threaded through holes (1-1) at the left end part of the ceramic valve, the two on-off valves (19) are respectively a first on-off valve and a second on-off valve, the first on-off valve and the pipe are matched and arranged between the side edge of the abrasive flow generation barrel close to the bottom stepped cylinder (23-3) and the second section of outer threaded cylinder (16-7) of the stepped cylinder on the lower surface of the abrasive flow mixing box, and the second on-off valve and the pipe are matched and arranged between the outer threaded cylinder (23-2) at the bottom of the abrasive flow generation barrel and the outer threaded cylinder of the abrasive flow inlet joint, so that the integral installation work of the abrasive flow pressure suction and pushing.

The abrasive flow pressure assisting device comprises an abrasive flow outlet connector (4), a liquid pump part, a motor power part, a pipe and a matched bolt and nut, wherein four threaded through holes (4-2) of the abrasive flow outlet connector are matched with the bolt and nut and are arranged at four threaded through holes (1-2) at the right end part of a ceramic valve, the liquid pump part comprises a liquid pump (6), two fixing supports (5) and matched screws, the liquid pump (6) comprises a pump shell (6-1), a pump wheel (6-3), a pump cover (6-2) and matched screws (6-4), the pump wheel (6-3) is arranged inside the pump shell (6-1), the pump cover (6-2) and the screws (6-4) are arranged on the top surface of the pump shell (6-1) in a matched mode, boss threaded holes (6-1-2) on two sides of the pump shell of the liquid pump are arranged on the liquid pump shell in a matched mode through the screws and are arranged on Boss thread through holes (5-1) at the tops of two fixing supports of the pump, a liquid pump (6) with a key slot through hole is arranged at the inner side of a workbench (17), bottom thread through holes (5-2) of the two fixing supports of the liquid pump are matched with screws and are arranged at two thread holes (17-8) of the workbench, the power part of the motor consists of a motor (8), two fixing pieces (9), two fixing supports I (7) and matching screws, the bottom thread through holes (7-2) of the two fixing supports and the screws are matched and are symmetrically arranged at the two thread holes (17-1) of the workbench in a reverse direction, the two fixing pieces (9) close and clamp the motor (8) and are arranged at the top thread holes (7-1) of the two fixing supports I by using the matching screws, and the end part of a transmission shaft of the motor (8) is provided with a common flat key platform, the end of a common flat key platform is aligned with a through hole (6-2-2) with a key groove in the center of a pump cover of a liquid pump, and is sequentially inserted into the through hole with the key groove of the liquid pump cover (6-2) and a liquid pump wheel (6-3), the abrasive particle flow outlet connector (4) is in matched connection with an external thread cylinder on one side of the liquid pump (6) through a pipe, the external thread cylinder on the other side of the liquid pump (6) is in matched connection with an external thread cylinder (16-2) on one side of an abrasive particle flow mixing box through a pipe, and the process is the integral installation process of the abrasive particle flow pressure assisting device.

When the equipment runs, the equipment specifically comprises the following operation steps:

the method comprises the following steps: operating the ceramic valve clamp part, fixing the ceramic valve (1), and twisting a switch handle of the ceramic valve (1) to keep the ball core of the ceramic valve (1) in a switching-on state;

step two: operating an abrasive flow stirring device, twisting a switch handle (16-5) of an abrasive flow fluid on-off device, closing an axle center through hole (16-4) of an upper cylindrical boss of a first section of a stepped cylinder on the lower surface of an abrasive flow mixing box, unscrewing two feeding covers (14), respectively feeding abrasive flow solid abrasive and a fluid medium along the axle center through hole of two external threaded cylinders (15-1) on the upper surface of the box cover according to a proper proportion, switching on a power supply of a motor (8) of the abrasive flow stirring device, starting stirring by a stirring rod (12), screwing the two feeding covers (14) after proper stirring, twisting the switch handle (16-5) of the abrasive flow fluid on-off device, and opening the axle center through hole (16-4) of the upper cylindrical boss of the first section of the stepped cylinder on the lower surface of the abrasive flow mixing box;

step three: operating the abrasive flow pressure suction and push device and the abrasive flow pressure assisting device, opening a first on-off valve (19), closing a second on-off valve (19), switching on a power supply of an air pump (18), starting the air pump (18) to work, driving a push rod (21) to move back and forth along the inner wall of an abrasive flow generation barrel (23) under the action of pressure difference, sucking abrasive flow into the abrasive flow generation barrel (23), observing the external elongation of the end of a small-diameter cylindrical shaft of the push rod (21), opening the second on-off valve (19) when the external elongation reaches two thirds, pushing the abrasive flow out by the push rod (21) along the back and forth telescopic motion of the inner wall of the abrasive flow generation barrel (23), starting abrasive flow polishing work on the ceramic valve (1) along an abrasive flow inlet joint (25), then switching on a power supply of a motor (8) of the abrasive flow pressure assisting device, starting a liquid pump (6) to work, pushing the abrasive flow of the abrasive flow outlet joint (4) into, when the extension length of the push rod (21) is minimum, the second on-off valve (19) is closed again, the abrasive flow generation barrel (23) sucks abrasive flow, the outer extension degree of the end of the small-diameter cylindrical shaft of the push rod (21) is observed again, the second on-off valve (19) is opened when the extension degree of the end of the small-diameter cylindrical shaft reaches two thirds, and the second on-off valve (19) is opened and closed in a reciprocating mode by observing the outer extension degree of the end of the small-diameter cylindrical shaft of the push rod (21), so that the aim of precisely machining the ceramic valve (1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.