CN120244819A

CN120244819A - A double-station ball valve ball grinding equipment

Info

Publication number: CN120244819A
Application number: CN202510743045.6A
Authority: CN
Inventors: 周丐波; 夏信义; 陶元其; 周德华; 诸浩豪
Original assignee: Zhejiang Qiute Valve Co ltd
Current assignee: Zhejiang Qiute Valve Co ltd
Priority date: 2025-06-05
Filing date: 2025-06-05
Publication date: 2025-07-04

Abstract

The application belongs to the technical field of ball valve processing equipment, and in particular, relates to a double-station ball valve ball grinding equipment, including: a frame, a processing table and a mounting seat are arranged on the top; a fixing device, arranged on the processing fixing table, for fixing the ground ball; a grinding device, arranged on the mounting seat, for grinding the fixed ball; a spraying device, arranged on both sides of the processing table, for spraying the auxiliary medium for grinding on the ball; wherein, two fixing devices, grinding devices and spraying devices are arranged. The beneficial effect of this application is: this application adopts a double-station design to realize an alternating operation mode. When one station is grinding, the other station can synchronously complete the ball clamping or other work, effectively eliminating the waiting window period of traditional single-station equipment, improving the utilization rate of equipment, and improving processing efficiency.

Description

Double-station ball valve sphere grinding equipment

Technical Field

The application belongs to the technical field of ball valve processing equipment, and particularly relates to double-station ball valve sphere grinding equipment.

Background

The ball valve is used as a key executive component for controlling medium circulation in an industrial pipeline system, and the sealing performance of the ball valve directly determines the reliability of the valve under high-temperature, high-pressure and corrosive working conditions. In the traditional ball valve manufacturing process, the matching precision of the ball body and the valve seat depends on a manual grinding process after turning and grinding, and the operation mode has obvious process defects that firstly, an operator needs to repeatedly adjust the contact angle of the ball body and a grinding tool to cover the whole sphere area of the ball body, the labor intensity is high, the action track is difficult to standardize, and secondly, the deviation of the microscopic geometrical shape of the ball body is easily caused by unbalanced manual force application, so that the consistency of a sealing surface is insufficient, and the hidden danger of medium leakage is further caused.

In the prior art, although a single-station mechanical grinding device appears, the single-station mechanical grinding device still has obvious limitations that firstly, the machining efficiency is low due to single-station design, the equipment utilization rate is limited by auxiliary operation time, and secondly, the grinding medium coating still needs manual intervention, so that the realization of continuous production is restricted.

In particular, the polishing of large-caliber ball valves has the problems generally existing in the prior processing, and improvement is needed.

Disclosure of Invention

The application aims to provide double-station ball valve sphere grinding equipment which can solve the problems.

The application aims to provide double-station ball valve sphere grinding equipment, which comprises the following components:

The top of the rack is provided with a processing table and a mounting seat;

the fixing device is arranged on the processing fixed table and is used for fixing the grinded sphere;

the grinding device is arranged on the mounting seat and used for grinding the fixed sphere;

the spraying devices are arranged at two sides of the processing table and are used for spraying auxiliary media for grinding on the sphere;

wherein, fixing device and grinding device and spraying device all are provided with two.

By adopting the double-station ball valve ball grinding equipment, the double-station ball valve ball grinding equipment adopts double-station design to realize an alternate operation mode, when one station grinds, the other station can synchronously finish ball clamping or other works, the waiting window period of the traditional single-station equipment is effectively eliminated, the utilization rate of the equipment is improved, and the processing efficiency is improved. The spraying devices on two sides work cooperatively with the grinding work to realize the automation of grinding and spraying. The method can effectively eliminate the manual coating link, avoid the problem of uneven medium distribution caused by manual operation, and ensure the stability of grinding quality. The auxiliary medium is not a simple lubricating liquid, but a composite medium having lubricating, cooling, abrasive carrier and cleaning functions.

Meanwhile, a control panel is arranged on the processing table, a plurality of control buttons are arranged on the control panel, and the control panel is connected with the fixing device, the grinding device and the spraying device and is used for controlling all the devices.

Further, the fixing device includes:

the fixing seat comprises a first seat body and a second seat body which are arranged at intervals, and a clamping space is formed between the first seat body and the second seat body;

The first driving structure is arranged on the second seat body, and a first clamping head contacted with the ball body is arranged on an output shaft of the first driving structure;

the second driving structure is arranged on the first seat body, and the output shaft of the second driving structure is provided with a second clamping head which is contacted with the ball body;

the first driving structure can control the first clamping head to extend out and cooperate with the second clamping head to clamp the ball body, and the second driving structure can drive the second clamping head to rotate and drive the ball body to rotate.

When fixing, first actuating structure drive first gripping head stretches out, and the cooperation second gripping head is tight with the spheroid, and the unable flexible of second gripping head can only rotate, forms the application of force structure through first gripping head and second gripping head, exerts balanced pressure to the spheroid surface, and here first actuating structure can be cylinder, electronic jar or hydro-cylinder, is connected with the power supply. Meanwhile, the second driving structure is a motor and can drive the second clamping head to rotate, and the second clamping head directly drives the sphere to rotate around the axis under the clamping state, so that the sphere can rotate under the condition of ensuring clamping, further grinding can be performed while rotating, auxiliary media are synchronously sprayed during grinding, and the surface of the sphere is ensured to be comprehensively ground.

Further, the grinding device comprises:

the positioning rod is arranged on the fixed seat, and the positioning rod is provided with a mounting arm in a sliding manner;

The grinding structure is arranged on the mounting arm and is used for grinding the ball body;

The adjusting structure is arranged on the mounting arm and used for adjusting the position of the grinding structure in the horizontal direction;

wherein, the locating lever top is provided with the first driver that is used for driving the installation arm to reciprocate.

In the application, the mounting seat is positioned at the edge of the processing table, the positioning seat is positioned below the mounting seat, and the positioning rod is arranged above the mounting seat and is fixed by the bolts, so that the supporting and isolating effects are achieved. The first driver may be a device having a vertical driving effect, such as a cylinder, an oil cylinder, etc., mounted on the top of the positioning rod, and an output shaft connected to the mounting arm, and capable of driving the mounting arm to move up and down under the control of the control panel.

The sliding fit of locating lever and installation arm forms perpendicular direction benchmark, and cooperation first driver's lifting control ensures that the grinding structure remains the track of predetermineeing all the time in Z axle direction to can avoid traditional equipment to drop the problem that leads to because of gravity grinding pressure fluctuation, be particularly useful for the spheroidal curved surface of heavy-calibre ball valve and grind. Meanwhile, the grinding structure can adjust the position of the grinding structure in the horizontal direction through the adjusting structure, and can adapt to spheres with different diameters.

Further, the abrasive structure comprises:

the second driver is movably arranged above the mounting arm;

the rotating rod is arranged on the output shaft of the second driver, penetrates through the mounting arm and extends downwards;

the connector is arranged at the bottom of the rotating rod;

The universal joint is arranged at the bottom of the connector;

the grinding head is arranged at the bottom of the universal joint and connected with the ball body;

Wherein, the second driver drives the connector through the dwang and rotates, and the connector drives the grinding head through the universal joint and rotates, grinds the spheroid.

In the application, the second driver is a motor, a sliding rail is fixedly connected to the mounting arm, the second driver is slidably mounted on the sliding rail, the second driver drives the connector to rotate through the rotating rod, the connector drives the grinding head to rotate through the universal joint, and the grinding head always keeps contact with the ball head and grinds the ball body through rotation.

The universal joint can swing freely in the three-dimensional space, the grinding head can be always kept in contact with the curved surface of the sphere through the installation of the universal joint, the axial deflection of the sphere during rotation can be automatically compensated, and grinding pressure fluctuation caused by spherical curvature change is eliminated. Meanwhile, the combined motion of the connector and the universal joint enables the grinding head to generate a planetary motion track, and compared with single-rotation grinding, the mode can improve grinding precision and grinding range and improve grinding efficiency of the ball body.

Further, the connector includes the backup pad and is located the first connecting plate and the second connecting plate at backup pad both ends, and first connecting plate is connected with the dwang, and the second connecting plate is connected with the universal joint, and the length of second connecting plate is longer than first connecting plate.

The extension design of the second connecting plate can form a lever amplification effect, the rotary displacement of the rotating rod is converted into the expansion swing amplitude of the grinding head, the grinding medium contact area is expanded from point contact to surface contact, and the grinding blind area generated by the traditional symmetrical structure is eliminated. Meanwhile, the supporting plate is used as a rigid bearing matrix, so that torsional deformation of the connector is effectively restrained when the bearing plate bears grinding reaction force, and structural stability is ensured. In addition, the second lengthened connecting plate can expand the swing range of the grinding head, so that the same grinding structure can be adapted to the surfaces of spheres with different curvature radiuses, and the grinding efficiency is further improved.

Further, the adjusting structure includes:

the adjusting space is arranged in the mounting arm, and a screw rod is arranged in the adjusting space;

The sliding block is arranged in the adjusting space in a sliding way and is in threaded connection with the screw rod, and the rotating rod penetrates through the sliding block;

The adjusting hand wheel is arranged outside the mounting arm and connected with the screw rod;

Wherein, the adjusting groove communicated with the adjusting space is further formed in the top and the bottom of the mounting arm and used for the rotating rod to move.

The screw rod is meshed with the threads of the sliding block to form a self-locking linear guide mechanism, and the sliding block can generate linear displacement along the inside of the adjusting space under the driving of the adjusting hand wheel. And after the adjustment is finished, the thread automatically locks the position, so that the displacement caused by vibration interference in the grinding operation is avoided. The opening of the adjusting groove can be used for allowing the rotating rod to pass through and move and limiting the moving range of the rotating rod, so that the moving distance of the rotating rod is limited in the adjusting groove. In addition, the adjusting hand wheel is installed at one end of the outer wall of the mounting arm, which is close to the control panel, so that a worker can adjust the grinding position at any time, and only the adjusting hand wheel is required to be rotated.

Further, the spraying device includes:

the spraying seat is internally provided with a flow control mechanism;

The mechanical arm is arranged above the spraying seat, the front end of the mechanical arm is provided with a spray pipe, and the spray pipe is connected with the flow control mechanism through a pipeline;

The flow control mechanism comprises a hydraulic pump, the hydraulic pump is connected with a throttle valve through a pipeline, an inlet and an outlet are formed in the throttle valve, a pump is connected with an outlet pipeline of the throttle valve, and the pump is connected with a spray pipe pipeline.

When spraying, the mechanical arm can adjust the spraying angle and position of the spray pipe, so that the copying medium can be always sprayed on the sphere, spheres with different sizes can be adapted, the mechanical arm is a common mechanical arm in the existing processing, and specific structures are not repeated here. Meanwhile, through the combined design of the hydraulic pump and the throttle valve, the flow of the spraying medium can be accurately controlled, excessive spraying or insufficient flow is avoided, and the spraying uniformity is improved. The structure that the throttle valve outlet is connected with the pump forms a dual pressure guarantee mechanism, the initial pressure can be regulated through the throttle valve, the tail end output stability can be maintained through the pump, the pressure fluctuation in the spraying process is reduced, the flow control mechanism is arranged in the spraying seat, the external pipeline interference is reduced, and the operation space utilization rate is optimized.

Through installing flow control mechanism, can reduce the spraying medium extravagant through hydraulic drive and throttle adjustment's synergism, the boost function of cooperation pump promotes conveying efficiency, realizes energy saving and consumption reduction.

Further, the processing bench is also provided with a falling opening, and the falling opening is positioned below the clamping space and is used for collecting auxiliary media.

The inner wall of falling mouth is tilting device, and the falling fill is laminated with the falling mouth, and auxiliary medium landing of being convenient for still installs the falling fill on the falling mouth, and the handle is installed to the both sides of falling fill, and the staff of being convenient for takes out, falls the fill, still installs the collecting box in the processing platform, and the replication medium that falls from the falling mouth is collected in the collecting box.

The beneficial effects of the application are as follows:

1. According to the application, an alternating operation mode is realized by adopting a double-station design, when one station is used for grinding, the other station can synchronously finish sphere clamping or other works, so that the waiting window period of the traditional single-station equipment is effectively eliminated, the utilization rate of the equipment is improved, and the processing efficiency is improved;

2. The spraying devices at the two sides and the grinding work cooperatively operate to realize the automation of grinding and spraying, so that the manual coating link can be effectively eliminated, the problem of uneven medium distribution caused by manual operation is avoided, and the stability of grinding quality is ensured;

3. The extension design of the second connecting plate can form a lever amplification effect, the rotary displacement of the rotating rod is converted into the expansion swing amplitude of the grinding head, the grinding medium contact area is expanded from point contact to surface contact, and the grinding blind area generated by the traditional symmetrical structure is eliminated.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of another view of the present invention;

FIG. 3 is an enlarged view of A in FIG. 1;

FIG. 4 is a cross-sectional view of the present invention;

fig. 5 is a schematic view of the flow control mechanism of the present invention.

The reference numerals in the drawing are 100, a frame, 110, a processing table, 111, a drop port, 112, a drop hopper, 120, a mounting seat, 200, a fixing device, 210, a fixing seat, 211, a first seat, 212, a second seat, 213, a clamping space, 220, a first driving structure, 221, a first clamping head, 230, a second driving structure, 231, a second clamping head, 300, a grinding device, 310, a positioning rod, 311, a mounting arm, 312, a first driver, 320, a grinding structure, 321, a second driver, 322, a rotating rod, 324, a universal joint, 325, a grinding head, 330, a connector, 331, a supporting plate, 332, a first connecting plate, 333, a second connecting plate, 340, an adjusting structure, 341, an adjusting space, 342, a screw, 343, a sliding block, 344, an adjusting hand wheel, 345, an adjusting groove, 400, a spraying device, 410, a spraying seat, 420, a flow control mechanism, 421, a hydraulic pump, 422, a throttle valve, 423, a pump, 430, a mechanical arm, 431, a spray pipe.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

The dual-station ball valve sphere grinding equipment provided by the embodiment of the application is described in detail below by means of specific embodiments and application scenes thereof with reference to the accompanying drawings.

Example 1:

As shown in fig. 1, 2 and 4, an embodiment of the present application provides a dual-station ball valve ball grinding apparatus, including:

a frame 100, the top of which is provided with a processing table 110 and a mounting seat 120;

the fixing device 200 is arranged on the processing fixed table and is used for fixing the grinded sphere;

the grinding device 300 is arranged on the mounting seat 120 and is used for grinding the fixed sphere;

the spraying devices 400 are arranged at two sides of the processing table 110 and are used for spraying auxiliary media for grinding on the sphere;

wherein both the fixture 200 and the grinding device and the spraying device 400 are provided.

In some implementations of the embodiments of the present application, as shown in fig. 1, the dual-station ball valve ball grinding apparatus is adopted, and the dual-station ball valve ball grinding apparatus adopts the dual-station design to realize an alternate operation mode, when one station performs grinding, the other station can synchronously complete ball clamping or other work, so that the waiting window period of the conventional single-station apparatus is effectively eliminated, the utilization rate of the apparatus is improved, and the processing efficiency is improved. The two-side spraying device 400 cooperates with the grinding work to realize automation of grinding and spraying. The method can effectively eliminate the manual coating link, avoid the problem of uneven medium distribution caused by manual operation, and ensure the stability of grinding quality. The auxiliary medium is not a simple lubricating liquid, but a composite medium having lubricating, cooling, abrasive carrier and cleaning functions.

Meanwhile, a control panel is installed on the processing table 110, and a plurality of control buttons are provided on the control panel, and the control panel is connected with the fixing device 200, the grinding device 300, and the spraying device 400 and is used to control the respective devices.

Further, the processing table 110 is further provided with a drop port 111, and the drop port 111 is located below the clamping space 213 and is used for collecting auxiliary media.

The inner wall of the falling opening 111 is a tilting device, the falling hopper 112 is attached to the falling opening 111, auxiliary media are convenient to slide off, the falling hopper 112 is further installed on the falling opening 111, handles are installed on two sides of the falling hopper 112, workers can conveniently take out the falling hopper 112, a collecting box is further installed in the processing table 110, and replication media falling from the falling opening 111 are collected in the collecting box.

Example 2:

The embodiment of the application provides double-station ball valve sphere grinding equipment, which comprises the technical characteristics as well as the following technical characteristics.

As shown in fig. 1 and fig. 2, the fixing device 200 includes:

the fixing base 210 comprises a first base 211 and a second base 212 which are arranged at intervals, and a clamping space 213 is formed between the first base 211 and the second base 212;

The first driving structure 220 is disposed on the second base 212, and a first clamping head 221 contacting with the ball is disposed on an output shaft thereof;

the second driving structure 230 is disposed on the first base 211, and an output shaft thereof is provided with a second clamping head 231 contacting with the ball;

the first driving structure 220 can control the first clamping head 221 to extend and cooperate with the second clamping head 231 to clamp the ball, and the second driving structure 230 can drive the second clamping head 231 to rotate and drive the ball to rotate.

In the embodiment of the present application, when the fixing is performed, the first driving structure 220 drives the first clamping head 221 to extend, and cooperates with the second clamping head 231 to clamp the sphere, the second clamping head 231 cannot stretch and can only rotate, and a force application structure is formed by the first clamping head 221 and the second clamping head 231 to apply an equilibrium pressure to the surface of the sphere, where the first driving structure 220 may be an air cylinder, an electric cylinder or an oil cylinder, and is connected with a power source. Meanwhile, the second driving structure 230 is a motor, and can drive the second clamping head 231 to rotate, and the second clamping head 231 directly drives the sphere to rotate around the axis under the clamping state, so that the sphere can rotate under the condition of ensuring clamping, further can grind while rotating, and synchronously sprays auxiliary media during grinding, so that the surface of the sphere can be comprehensively ground.

Example 3:

As shown in fig. 1, 2, and 4, the polishing apparatus 300 includes:

The positioning rod 310 is arranged on the fixed seat 210, and the positioning rod 310 is provided with a mounting arm 311 in a sliding manner;

The grinding structure 320 is arranged on the mounting arm 311 and is used for grinding the sphere;

an adjusting structure 340 provided on the mounting arm 311 for adjusting a position of the grinding structure 320 in a horizontal direction;

Wherein, the top of the positioning rod 310 is provided with a first driver 312 for driving the mounting arm 311 to move up and down.

In the embodiment of the present application, the mounting base 120 is located at the edge of the processing table 110, the positioning seat is located below the mounting base 120, and the positioning rod 310 is mounted above the mounting base 120 and is fixed by bolts, so as to achieve the effects of supporting and isolating. The first driver 312 may be a device having a vertical driving effect, such as a cylinder, an oil cylinder, etc., installed at the top of the positioning rod 310, and an output shaft connected to the mounting arm 311, and capable of driving the mounting arm 311 to move up and down under the control of the control panel.

The sliding fit of the positioning rod 310 and the mounting arm 311 forms a vertical guide reference, and the lifting control of the first driver 312 is matched, so that the grinding structure 320 is ensured to always keep a preset track in the Z-axis direction, the problem of grinding pressure fluctuation caused by gravity sagging of traditional equipment can be avoided, and the grinding device is particularly suitable for grinding the curved surface of a large-caliber ball valve sphere. Meanwhile, the grinding structure 320 can be horizontally adjusted by the adjusting structure 340, and can be adapted to spheres of different diameters.

Example 4:

As shown in fig. 1-3, the abrasive structure 320 includes:

a second driver 321 movably mounted above the mounting arm 311;

A rotating rod 322 disposed on an output shaft of the second driver 321, the rotating rod 322 passing through the mounting arm 311 and extending downward;

The connector 330 is arranged at the bottom of the rotating rod 322;

the universal joint 324 is arranged at the bottom of the connector 330;

the grinding head 325 is arranged at the bottom of the universal joint 324 and connected with the ball;

The second driver 321 drives the connector 330 to rotate through the rotating rod 322, and the connector 330 drives the grinding bit 325 to rotate through the universal joint 324 to grind the ball.

In the embodiment of the application, the second driver 321 is a motor, a sliding rail is fixedly connected to the mounting arm 311, the second driver 321 is slidably mounted on the sliding rail, the second driver 321 drives the connector 330 to rotate through the rotating rod 322, the connector 330 drives the grinding head 325 to rotate through the universal joint 324, and the grinding head 325 always keeps contact with the ball head and grinds the ball body through rotation.

The universal joint 324 can swing freely in a three-dimensional space, the grinding bit 325 can always keep contact with the curved surface of the sphere through the installation of the universal joint 324, and the axial deflection during the rotation of the sphere can be automatically compensated, so that the grinding pressure fluctuation caused by the change of the curvature of the sphere is eliminated. Meanwhile, the combined motion of the connector 330 and the universal joint 324 enables the grinding head 325 to generate a planetary motion track, and compared with single rotation grinding, the mode can improve the grinding precision and the grinding range and improve the grinding efficiency of the ball body.

Further, the connector 330 includes a support plate 331, a first connecting plate 332 and a second connecting plate 333 disposed at two ends of the support plate 331, the first connecting plate 332 is connected with the rotating rod 322, the second connecting plate 333 is connected with the universal joint 324, and the length of the second connecting plate 333 is longer than that of the first connecting plate 332.

The extended design of the second connection plate 333 can form a lever amplification effect, convert the rotation displacement of the rotation rod 322 into the extended swing amplitude of the grinding bit 325, so that the grinding medium contact area is extended from point contact to surface contact, and the grinding blind area generated by the traditional symmetrical structure is eliminated. Meanwhile, the support plate 331 serves as a rigid bearing base body, and effectively inhibits torsional deformation of the connector 330 when bearing the grinding reaction force, thereby ensuring structural stability. In addition, the extended second connection plate 333 can expand the swing range of the polishing head 325, so that the same polishing structure 320 can adapt to the surfaces of spheres with different curvature radii, and further improve the polishing efficiency.

Example 5:

As shown in fig. 1, 2 and 4, the adjustment structure 340 includes:

an adjusting space 341, which is disposed in the mounting arm 311, and in which a screw 342 is disposed;

A sliding block 343 slidably disposed in the adjusting space 341 and screwed with the screw 342, and the rotating rod 322 passes through the sliding block 343;

An adjusting hand wheel 344 arranged outside the mounting arm 311 and connected with the screw 342;

wherein, the top and bottom of the mounting arm 311 are also provided with an adjusting groove 345 communicating with the adjusting space 341 for the movement of the rotating rod 322.

In the embodiment of the present application, the screw 342 and the thread of the slider 343 are engaged to form a self-locking linear guide mechanism, and the slider 343 can linearly displace along the inside of the adjusting space 341 under the driving of the adjusting hand wheel 344. And after the adjustment is finished, the thread automatically locks the position, so that the displacement caused by vibration interference in the grinding operation is avoided. The adjusting groove 345 is opened to allow the rotation rod 322 to pass through and move, and to limit the movement range of the rotation rod 322 so that the movement distance is limited in the adjusting groove 345. In addition, the adjusting hand wheel 344 is installed at one end of the outer wall of the mounting arm 311, which is close to the control panel, so that a worker can adjust the grinding position at any time, and only the adjusting hand wheel 344 needs to be rotated.

Example 6:

As shown in fig. 1 and 5, the spraying apparatus 400 includes:

A spray seat 410 having a flow control mechanism 420 disposed therein;

the mechanical arm 430 is arranged above the spraying seat 410, a spray pipe 431 is arranged at the front end of the mechanical arm, and the spray pipe 431 is connected with the flow control mechanism 420 in a pipeline manner;

the flow control mechanism 420 comprises a hydraulic pump 423421, a throttle valve 422 is connected with the hydraulic pump 423421 through a pipeline, an inlet and an outlet are formed in the throttle valve 422, a pump 423 is connected with an outlet pipeline of the throttle valve 422, and the pump 423 is connected with a spray pipe 431 through a pipeline.

In the embodiment of the present application, when spraying, the mechanical arm 430 can adjust the spraying angle and position of the spraying pipe 431, so that the replication medium can be always sprayed on the sphere, and can also adapt to spheres with different sizes, and the mechanical arm 430 is a common mechanical arm 430 in the existing processing, and the specific structure is not described here again. Meanwhile, through the combined design of the hydraulic pump 423421 and the throttle 422, the flow of the spraying medium can be accurately controlled, excessive spraying or insufficient flow is avoided, and the spraying uniformity is improved. And the structure that the outlet of the throttle valve 422 is connected with the pump 423 forms a double pressure guarantee mechanism, so that the initial pressure can be regulated through the throttle valve 422, the output stability of the tail end can be maintained through the pump 423, the pressure fluctuation in the spraying process is reduced, the flow control mechanism 420 is arranged in the spraying seat 410, the external pipeline interference is reduced, and the operation space utilization rate is optimized.

Through installing flow control mechanism 420, can reduce the spraying medium extravagant through hydraulic drive and throttle adjustment's synergism, the boost function of cooperation pump 423 promotes conveying efficiency, realizes energy saving and consumption reduction.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.

Claims

1.A double-station ball valve sphere grinding device is characterized by comprising:

A machine frame (100), the top of which is provided with a processing table (110) and a mounting seat (120);

the fixing device (200) is arranged on the processing fixed table and is used for fixing the grinded sphere;

the grinding device (300) is arranged on the mounting seat (120) and is used for grinding the fixed sphere;

the spraying devices (400) are arranged at two sides of the processing table (110) and are used for spraying auxiliary media for grinding on the sphere;

wherein, the fixing device (200) and the polishing device and the spraying device (400) are respectively provided with two.

2. The double-station ball valve sphere grinding apparatus according to claim 1, wherein said fixing means (200) comprises:

The fixing seat (210) comprises a first seat body (211) and a second seat body (212) which are arranged at intervals, and a clamping space (213) is formed between the first seat body and the second seat body;

A first driving structure (220) arranged on the second base (212), and a first clamping head (221) contacted with the sphere is arranged on an output shaft of the first driving structure;

a second driving structure (230) arranged on the first base body (211), and the output shaft of the second driving structure is provided with a second clamping head (231) contacted with the sphere;

The first driving structure (220) can control the first clamping head (221) to extend out and be matched with the second clamping head (231) to clamp the ball, and the second driving structure (230) can drive the second clamping head (231) to rotate and drive the ball to rotate.

3. The double-station ball valve sphere grinding apparatus according to claim 2, wherein said grinding means (300) comprises:

The positioning rod (310) is arranged on the fixed seat (210), and the positioning rod (310) is provided with an installation arm (311) in a sliding manner;

the grinding structure (320) is arranged on the mounting arm (311) and is used for grinding the ball;

an adjusting structure (340) provided on the mounting arm (311) for adjusting the position of the grinding structure (320) in the horizontal direction;

Wherein, the top of locating lever (310) is provided with first driver (312) that is used for driving installation arm (311) to reciprocate.

4. The dual-position ball valve sphere grinding apparatus of claim 3, wherein said grinding structure (320) comprises:

A second driver (321) movably mounted above the mounting arm (311);

A rotating rod (322) arranged on an output shaft of the second driver (321), the rotating rod (322) penetrating through the mounting arm (311) and extending downwards;

the connector (330) is arranged at the bottom of the rotating rod (322);

The universal joint (324) is arranged at the bottom of the connector (330);

The grinding head (325) is arranged at the bottom of the universal joint (324) and connected with the ball body;

the second driver (321) drives the connector (330) to rotate through the rotating rod (322), and the connector (330) drives the grinding head (325) to rotate through the universal joint (324) to grind the ball body.

5. The dual-station ball valve ball grinding apparatus as claimed in claim 4, wherein said connection head (330) comprises a support plate (331) and a first connection plate (332) and a second connection plate (333) at both ends of the support plate (331), the first connection plate (332) is connected with the rotation rod (322), the second connection plate (333) is connected with the universal joint (324), and the length of the second connection plate (333) is longer than that of the first connection plate (332).

6. The dual-position ball valve sphere grinding apparatus of claim 5, wherein said adjustment structure (340) comprises:

An adjusting space (341) which is arranged in the mounting arm (311) and is internally provided with a screw (342);

the sliding block (343) is arranged in the adjusting space (341) in a sliding way and is in threaded connection with the screw rod (342), and the rotating rod (322) penetrates through the sliding block (343);

the adjusting hand wheel (344) is arranged outside the mounting arm (311) and is connected with the screw rod (342);

Wherein, the top and the bottom of the mounting arm (311) are also provided with adjusting grooves (345) communicated with the adjusting space (341) for the rotating rod (322) to move.

7. The double-station ball valve sphere grinding apparatus of claim 6, wherein said spray device (400) comprises:

a spray seat (410) provided with a flow control mechanism (420) inside;

the mechanical arm (430) is arranged above the spraying seat (410), a spray pipe (431) is arranged at the front end of the mechanical arm, and the spray pipe (431) is connected with the flow control mechanism (420) in a pipeline manner;

the flow control mechanism (420) comprises a hydraulic pump (421), the hydraulic pump (421) is connected with a throttle valve (422) through a pipeline, the throttle valve (422) is provided with an inlet and an outlet, an outlet pipeline of the throttle valve (422) is connected with a pump (423), and the pump (423) is connected with a spray pipe (431) through a pipeline.

8. The dual-station ball valve sphere grinding apparatus of claim 2, wherein the processing table (110) further comprises a drop port (111), and the drop port (111) is located below the clamping space (213) for collecting the auxiliary medium.