Pipe end processing machine of flow regulating valve

Abstract

The pipe end machining machine comprises an operation table, a transverse displacement assembly, a pipe end grinding assembly, a pipe opening grinding assembly and a valve body clamping and fixing assembly, the valve body clamping and fixing assembly is fixedly connected to the middle of the upper end of the operation table, and the flow adjusting valve is fixedly clamped on the valve body clamping and fixing assembly; transverse displacement assemblies are arranged on the portions, on the two sides of the valve body clamping and fixing assembly, of the operation table, a pipe end grinding assembly is arranged on one set of sliding blocks of the transverse displacement assemblies, and a pipe opening grinding assembly is arranged on the other set of sliding blocks of the transverse displacement assemblies. The invention aims to provide the pipe end processing machine which is high in precision, high in efficiency, automatic in operation, high in adaptability and high in stability.

Description

Technical Field

[0001] The invention relates to the technical field of mechanical processing, in particular to a pipe end processing machine for a flow regulating valve. Background Art

[0002] With the continuous improvement of industrial automation level, flow control valves are more and more widely used in various pipeline systems, especially in the petroleum, chemical, electric power and other industries, the requirements for the accuracy and reliability of flow control valves are getting higher and higher. The processing quality of the pipe end and the pipe mouth of the flow control valve directly affects the sealing performance, pressure resistance and fluid control effect of the valve. Traditional pipe end and pipe mouth processing methods usually rely on manual or simple mechanical equipment, and there are problems such as insufficient processing accuracy, low processing efficiency, and low degree of automation, which are difficult to meet the needs of modern production.

[0003] To address this problem, existing technologies have proposed some automated pipe end processing machines, but these technologies still have defects such as difficulty in precision adjustment, poor adaptability, and unstable processing control. Traditional equipment usually lacks fine-tuning control when grinding pipe ends and adjusting the depth of pipe mouths, resulting in uneven grinding effects and may even affect the overall performance of the valve. At the same time, the operation process of traditional equipment is complicated, maintenance is difficult, and it is impossible to achieve fully automated operation. In addition, the adaptability to flow control valves of different specifications is poor.

[0004] Therefore, there is an urgent need for a new flow control valve pipe end processing machine that can solve the problems of low processing accuracy and unstable processing process in the prior art. Summary of the invention

[0005] In view of the above-mentioned deficiencies in the prior art, the object of the present invention is to provide a pipe end processing machine with high precision, high efficiency, automated operation, strong adaptability and high stability.

[0006] The technical solution adopted by the present invention to achieve the above-mentioned purpose is: a pipe end processing machine for a flow control valve, comprising an operating table, a lateral displacement component, a pipe end grinding component, a pipe orifice grinding component, and a valve body clamping component, wherein a valve body clamping component is fixedly connected to the middle of the upper end of the operating table, a flow control valve is fixedly clamped on the valve body clamping component, lateral displacement components are arranged on the operating tables on both sides of the valve body clamping component, a pipe end grinding component is arranged on a group of sliding blocks of the lateral displacement component, and a pipe orifice grinding component is arranged on another group of sliding blocks of the lateral displacement component; in the present invention, the operating table is The support and installation basis of the overall equipment, the valve body clamping assembly is used to clamp and fix the flow control valve, so as to facilitate the processing of the pipe end of the flow valve, the lateral displacement assembly is used to control the lateral movement of the pipe end grinding assembly and the pipe mouth grinding assembly respectively, so that the pipe end grinding assembly and the pipe mouth grinding assembly can grind the ports at both ends of the regulating valve at the same time, the pipe end grinding assembly is used to grind the pipe end surface of the flow control valve to ensure that the pipe end surface is smooth and burr-free to meet the production and processing requirements, and the pipe mouth grinding assembly is used to grind the inner wall of the pipe mouth of the flow control valve.

[0007] The pipe end grinding assembly comprises a first support block, a first rotating block, a first rotating disk, a radial grinder, and a first grinding roller. A group of sliding blocks of the lateral displacement assembly are fixedly connected to the first support block, one side of the upper end of the first support block is rotatably connected to the first rotating block, one end of the first rotating block is fixedly connected to the first rotating disk, and one end of the first rotating disk is respectively provided with a radial grinder and a first grinding roller;

[0008] The pipe mouth grinding assembly includes a second supporting block, a second rotating block, a second rotating disk, a fine-tuning assembly, a radial slider, a roller frame, and a second grinding roller. A fine-tuning assembly is provided on another group of sliding blocks of the lateral displacement assembly. The second supporting block is slidably connected to the sliding block through the fine-tuning assembly. One side of the upper end of the second supporting block is rotatably connected to the second rotating block. One end of the second rotating block is fixedly connected to the second rotating disk. Two groups of radially symmetrical active grooves are provided at one end of the second rotating disk. Radial sliders are respectively slidably connected in the active grooves. The opposite side of the radial slider is fixedly connected to the roller frame. The second grinding roller is rotatably connected in the roller frame.

[0009] In the above technical solution, a first motor is fixedly connected to the other side of the first support block, and a driving shaft is fixedly connected to the rotating shaft of the first motor. The driving shaft passes through the first support block and the first rotating block in sequence and is rotatably connected in the first rotating disk. A first transmission chamber is provided in the first transmission chamber, and a transmission assembly is provided in the first transmission chamber. One end of the driving shaft is transmission-connected to the first grinding roller through the transmission assembly. A first driving gear is fixedly connected to the driving shaft located in the first support block, and the first driving gear is meshedly connected to the second driving gear. The second driving gear is rotatably connected in the first support block. The central axis of the second driving gear is fixedly connected to the rotating shaft, and one end of the rotating shaft is fixedly connected to the third driving gear after passing through the first support block. The third driving gear is meshedly connected to the fourth driving gear, and the fourth driving gear is fixedly connected to the first rotating block.

[0010] In the above technical solution, the transmission assembly includes a first transmission gear, a second transmission gear, a transmission shaft, a first transmission sprocket, a second transmission sprocket, a movable shaft, a movable block, a connecting rod, and an electric push-pull rod. One end of the driving shaft is fixedly connected to the first transmission gear after passing through the first transmission chamber. The two sides of the first transmission gear are respectively meshed and connected with symmetrical second transmission gears. The second transmission gear is fixedly connected to the transmission shaft. The transmission shaft is rotatably connected to the first transmission chamber. The first transmission sprocket is fixedly connected to the transmission shaft on one side of the second transmission gear. The first transmission sprocket is transmitted to the second transmission sprocket through a chain belt. The movable shaft is connected in a dynamic manner, the second transmission sprocket is fixedly connected to the movable shaft, and movable blocks are rotatably connected at both ends of the movable shaft. Relative arc grooves are respectively opened on the front and rear end surfaces of the first rotating disk, and the movable blocks at both ends of the movable shaft are respectively slidably connected in the relatively arranged arc grooves. One end of the movable shaft passes through the movable block and is fixedly connected to the first grinding roller. A connecting rod is rotatably connected to the movable shaft in the first transmission chamber, and the other end of the connecting rod is rotatably connected to the transmission shaft. An electric push-pull rod is rotatably connected to the transmission shaft at one end of the connecting rod, and the other end of the electric push-pull rod is rotatably connected to one side of the middle portion of the connecting rod.

[0011] In the above technical scheme, the radial grinder includes a sliding sleeve outer shell, a sliding sleeve inner shell, a mounting plate, a grinding block, a telescopic guide rod, and a pressure spring. Two groups of radially arranged sliding sleeve outer shells are fixedly connected to the first rotating disk, a sliding sleeve inner shell is slidably connected to the sliding sleeve outer shell, a number of telescopic guide rods are fixedly connected between the sliding sleeve inner shell and the sliding sleeve outer shell, and pressure springs are slidingly connected to the telescopic guide rods. One end of the pressure spring is in conflict with the bottom surface of the sliding sleeve outer shell, and the other end of the pressure spring is in conflict with the bottom surface of the sliding sleeve inner shell. The outer end surface of the sliding sleeve inner shell is fixedly connected to the mounting plate, and the grinding block is fixedly connected to the mounting plate.

[0012] The transmission gear of the second transmission chamber is connected with the transmission gear of the second transmission chamber, and the transmission gear and the transmission gear are connected with the transmission gear of the second transmission chamber to form a gearbox.

[0013] In the above technical scheme, a slide slot hole leading to the second transmission chamber is provided on the bottom surface of the movable slot, and a slide slot plate is slidably connected in the slide slot hole (the rotating shaft of the second grinding roller is also slidably connected in the slide slot hole), one side of the slide slot plate is fixedly connected to the radial sliding block, and the other side of the slide slot plate is fixedly connected to the operating block, the operating block is penetrated by a screw hole, and the first bidirectional screw rod is threadedly connected in the screw hole, and the two ends of the first bidirectional screw rod are respectively rotatably connected to the connecting frame, one side of one group of the connecting frames is fixedly connected to an operating motor, the rotating shaft of the operating motor is connected to the first bidirectional screw rod, one end of the connecting frame is fixedly connected to the inner wall of the second transmission chamber, and a guide rail is fixedly connected between the connecting frames, and a guide groove is provided on one side of the operating block, and the guide rail is slidably connected in the guide groove.

[0014] In the above technical solution, the tensioning device includes a tensioning wheel, a telescopic rod, and a tensioning spring. One end of the telescopic rod is fixedly connected to an inner wall of one side of the second transmission chamber, and the other end of the telescopic rod is fixedly connected to the tensioning wheel. The tensioning wheel is transmission-connected to the first driving sprocket, the second driving sprocket, and the guide sprocket through a chain belt. A tensioning spring is sleeved on the telescopic rod, one end of the tensioning spring is fixedly connected to the inner wall of the second transmission chamber, and the other end of the tensioning spring is fixedly connected to the tensioning wheel.

[0015] In the above technical scheme, the fine-tuning component includes a slide rail, a threaded rod, a side plate, and an adjusting motor. The side plates are fixedly connected to the two side edges of the corresponding upper ends of the sliding blocks. Two groups of slide rails are fixedly connected to the sliding blocks between the side plates. Two groups of track grooves are opened at the lower end of the second support block. The slide rails are slidably connected in the track grooves. The two groups of side plates between the slide rails are rotatably connected with threaded rods. One end of the threaded rod passes through the side plate and is connected to the adjusting motor. The adjusting motor is fixedly connected to the side plate on the opposite side.

[0016] In the above technical scheme, the lateral displacement assembly includes a sliding block, a second bidirectional screw rod, and a sliding guide rail. Two sets of symmetrical sliding grooves are respectively provided at the upper end of the operating table, and sliding blocks are respectively slidably connected in the sliding grooves. The sliding blocks are penetrated by threaded holes, and the sliding blocks are threadedly connected to the second bidirectional screw rod through the threaded holes. The second bidirectional screw rod is rotatably connected in the operating table, and the threaded parts of the second bidirectional screw rod are respectively rotatably connected in the sliding groove. One end of the second bidirectional screw rod passes through the operating table and is connected to the drive motor. The drive motor is fixedly connected to the opposite side of the operating table. Two sets of sliding guide rails are fixedly connected to the bottom of the sliding groove. A sliding guide groove is provided at the lower end of the sliding block, and the sliding guide rail is slidably connected in the sliding guide groove.

[0017] In the above technical scheme, the valve body clamping assembly includes a mounting seat, a guide groove block, a first guide rail, a second guide rail, a cross beam plate, a clamping block, a positioning pin, a third bidirectional screw rod, and a fixed motor. The middle part of the upper end of the operating table is fixedly connected with the mounting seat, and two groups of symmetrical displacement grooves are opened on the mounting seat, and guide groove blocks are slidably connected in the displacement grooves. The lower end of the guide groove block is opened with two groups of symmetrical first guide grooves, and the bottom of the displacement groove is fixedly connected with two groups of first guide rails, the first guide rail is slidably connected in the first guide groove, the middle part of the upper end of the guide groove block is opened, and the second guide rail is slidably connected in the second guide groove, and the second guide rail is fixedly connected to the lower end of the cross beam plate, and the cross beam plate is fixedly connected to the upper end of the mounting seat, and clamping blocks are fixedly connected on the guide groove blocks on both sides of the cross beam plate, and a flow regulating valve is clamped and connected between the clamping blocks, and a positioning pin is fixedly connected to the middle part of the upper end of the cross beam plate, and a fixing pin hole is opened at the lower end of the flow regulating valve, and the positioning pin is plugged and connected in the fixing pin hole.

[0018] Beneficial effects of the present invention:

[0019] 1. High-precision pipe end processing

[0020] The fine-tuning assembly of the present invention can accurately control the sliding of the second support block through the structural design of the slide rail, the threaded rod, the adjustment motor, etc., so as to finely adjust the insertion depth of the roller frame and realize the precise grinding of the pipe end and the pipe mouth. The rotation of the threaded rod drives the fine adjustment of the processing component, ensuring high-precision control during the processing process and significantly improving the processing quality of the flow control valve.

[0021] 2. Automatic adjustment and efficient operation

[0022] By introducing the adjustment motor and the drive motor, the operation process of the entire equipment is automated. The lateral displacement assembly, fine-tuning assembly and valve body clamping assembly on the operating table can be precisely adjusted through electric drive, reducing the complexity of manual operation and human errors. The drive motor drives the movement of the sliding block and related components through a bidirectional screw rod, so that the pipe end grinding and pipe mouth grinding assemblies can move toward or away from each other, greatly improving processing efficiency, reducing manual intervention, and improving overall production efficiency.

[0023] 3. Strong adaptability, suitable for a variety of specifications

[0024] The equipment design takes into account the processing requirements of flow control valves of various specifications. The flexible design of the lateral displacement component and the fine adjustment component enables the equipment to be adjusted according to different pipe diameters and valve body sizes, and has high adaptability. This makes the equipment highly versatile in the processing of different models and specifications of flow control valves, and can meet different production needs.

[0025] 4. High stability and controllable precision

[0026] The use of precise guide rails, screws and motor control systems ensures that the equipment has high stability during the processing. The motion trajectory of each moving part is precisely controlled, which can effectively avoid the problem of inaccurate processing caused by mechanical errors. In addition, the design of the fixed pin hole and the positioning pin further ensures the stable clamping of the valve body, ensures the accurate fixation of the valve body position during the processing, and avoids processing deviations caused by improper clamping.

[0027] 5. Reasonable structure, easy to operate and maintain

[0028] The structural design of the present invention is simple and reasonable, the operation interface is intuitive, and the user is easy to use. During the adjustment and operation process, the user only needs to start the corresponding motor to complete the required pipe end and pipe mouth grinding work, which greatly simplifies the operation process. In addition, the structural design of the equipment is easy to maintain and repair, and troubleshooting and repair are relatively convenient, reducing equipment downtime and repair costs.

[0029] To sum up, the flow control valve pipe end processing machine of the present invention has the advantages of high precision, high efficiency, automated operation, strong adaptability and high stability. It significantly improves the accuracy and production efficiency of pipe end processing, reduces the difficulty and error rate of manual operation, and provides a more efficient and stable solution for the precision processing of flow control valves. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0031] Figure 2 It is a schematic diagram of the three-dimensional structure of the pipe end grinding assembly of the present invention;

[0032] Figure 3 This is a schematic diagram of the cross-sectional connection structure of the first support block of the present invention;

[0033] Figure 4 It is a schematic diagram of the structure of the transmission assembly of the present invention;

[0034] Figure 5 It is a schematic diagram of the cross-sectional structure of the radial grinder of the present invention;

[0035] Figure 6 This is a schematic diagram of the cross-sectional connection structure of the second support block of the present invention;

[0036] Figure 7 This is a schematic diagram of the vertical connection structure of the second rotating disk of the present invention;

[0037] Figure 8 It is a schematic diagram of the planar connection structure of the second rotating disk of the present invention;

[0038] Fig. 9 It is a schematic diagram of the structure of the tensioning device of the present invention;

[0039] Fig.10 This is a schematic diagram of the connection structure of the lateral displacement assembly of the present invention;

[0040] Fig.11 This is a schematic diagram of the disassembled structure of the valve body clamping assembly of the present invention.

[0041] In the figure: 1 operating table, 2 lateral displacement assembly, 3 pipe end grinding assembly, 4 pipe mouth grinding assembly, 5 valve body clamping assembly, 101 first support block, 102 first rotating block, 103 first rotating disk, 104 radial grinder, 105 first grinding roller, 1041 sliding sleeve outer shell, 1042 sliding sleeve inner shell, 1043 mounting plate, 1044 grinding block, 1045 telescopic guide rod, 1046 pressure spring, 201 second support block, 202 second rotating block, 203 second rotating disk, 20 4 fine-tuning assembly, 205 radial slider, 206 roller frame, 207 second grinding roller, 208 movable groove, 2041 slide rail, 2042 threaded rod, 2043 side plate, 2044 adjustment motor, 301 first motor, 302 drive shaft, 303 first transmission chamber, 305 first drive gear, 306 second drive gear, 307 rotating shaft, 308 third drive gear, 309 fourth drive gear, 401 first transmission gear, 402 second transmission gear, 403 transmission shaft , 404 first transmission sprocket, 405 second transmission sprocket, 406 movable shaft, 407 movable block, 408 linkage rod, 409 electric push-pull rod, 410 arc notch, 501 second motor, 502 connecting shaft, 503 inner gear ring, 504 second transmission chamber, 505 rotating shaft, 506 linkage gear, 507 first drive sprocket, 508 second drive sprocket, 509 tensioning device, 510 guide sprocket, 5091 tensioning wheel, 5092 telescopic rod, 5093 tensioning spring, 7 01 slide slot hole, 702 slide slot plate, 703 operating block, 704 first bidirectional screw rod, 705 connecting frame, 706 operating motor, 707 guide rail, 801 sliding block, 802 second bidirectional screw rod, 803 sliding rail, 804 sliding slot, 805 driving motor, 901 mounting seat, 902 guide slot block, 903 first guide rail, 904 second guide rail, 905 crossbeam plate, 906 clamping block, 907 positioning pin, 908 third bidirectional screw rod, 909 fixed motor, 910 displacement slot. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0043] See also Figure 1-Figure 11A pipe end processing machine for a flow control valve comprises an operating table 1, a lateral displacement component 2, a pipe end grinding component 3, a pipe orifice grinding component 4, and a valve body clamping component 5. The valve body clamping component 5 is fixedly connected to the middle of the upper end of the operating table 1. The flow control valve is fixedly clamped on the valve body clamping component 5. The operating table 1 on both sides of the valve body clamping component 5 is provided with a lateral displacement component 2, a group of sliding blocks 801 of the lateral displacement component 2 is provided with a pipe end grinding component 3, and another group of sliding blocks 801 of the lateral displacement component 2 is provided with a pipe orifice grinding component 4; in the present invention, the operating table 1 is an integral device The support and installation foundation of the valve body clamping assembly 5 is used to clamp and fix the flow control valve, so as to facilitate the processing of the pipe end of the flow valve. The lateral displacement assembly 2 is used to control the lateral movement of the pipe end grinding assembly 3 and the pipe mouth grinding assembly 4 respectively, so that the pipe end grinding assembly 3 and the pipe mouth grinding assembly 4 can grind the ports at both ends of the regulating valve at the same time. The pipe end grinding assembly 3 is used to grind the surface of the pipe end of the flow control valve to ensure that the surface of the pipe end is smooth and free of burrs to meet the production and processing requirements. The pipe mouth grinding assembly 4 is used to grind the inner wall of the pipe mouth of the flow control valve.

[0044] See also Figure 1-Figure 5In one embodiment of the present invention, the pipe end grinding assembly 3 includes a first support block 101, a first rotating block 102, a first rotating disk 103, a radial grinder 104, and a first grinding roller 105. The first support block 101 is fixedly connected to a group of sliding blocks 801 of the lateral displacement assembly 2. The first support block 101 is rotatably connected to one side of the upper end of the first support block 101. The first rotating block 102 is fixedly connected to one end of the first rotating block 102. The radial grinder 104 and the first grinding roller 105 are respectively arranged at one end of the first rotating disk 103; the first motor 301 is fixedly connected to the other side of the first support block 101, and the driving shaft 302 is fixedly connected to the rotating shaft of the first motor 301. The driving shaft 302 sequentially penetrates the first support block 101 and the first rotating block 102 and then is rotatably connected to the first A first transmission chamber 303 is provided in the first rotating disk 103, a transmission assembly is provided in the first transmission chamber 303, one end of the driving shaft 302 is connected to the first grinding roller 105 through the transmission assembly, a first driving gear 305 is fixedly connected to the driving shaft 302 located in the first supporting block 101, the first driving gear 305 is meshingly connected to the second driving gear 306, the second driving gear 306 is rotatably connected in the first supporting block 101, the central axis of the second driving gear 306 is fixedly connected to the rotating shaft 307, one end of the rotating shaft 307 passes through the first supporting block 101 and is fixedly connected to the third driving gear 308, the third driving gear 308 is meshingly connected to the fourth driving gear 309, and the fourth driving gear 309 is fixedly connected to the first rotating block 102;The transmission assembly includes a first transmission gear 401, a second transmission gear 402, a transmission shaft 403, a first transmission sprocket 404, a second transmission sprocket 405, a movable shaft 406, a movable block 407, a connecting rod 408, and an electric push-pull rod 409. One end of the drive shaft 302 penetrates into the first transmission chamber 303 and is fixedly connected to the first transmission gear 401. Both sides of the first transmission gear 401 are respectively meshed and connected with symmetrical second transmission gears 402. The second transmission gear 402 is fixedly connected to the transmission shaft 403, and the transmission shaft 403 is rotatably connected in the first transmission chamber 303. The first transmission sprocket 404 is fixedly connected to the transmission shaft 403 on one side of the second transmission gear 402. The first transmission sprocket 404 is transmission-connected to the second transmission sprocket 405 through a chain belt. The movable sprocket 405 is fixedly connected to the movable shaft 406, and movable blocks 407 are rotatably connected at both ends of the movable shaft 406. Relative arc-shaped slots 410 are respectively provided on the front and rear end surfaces of the first rotating disk 103. The movable blocks 407 at both ends of the movable shaft 406 are respectively slidably connected in the relatively arranged arc-shaped slots 410. One end of the movable shaft 406 passes through the movable block 407 and is fixedly connected to the first grinding roller 105. A connecting rod 408 is rotatably connected to the movable shaft 406 in the first transmission chamber 303, and the other end of the connecting rod 408 is rotatably connected to the transmission shaft 403. An electric push-pull rod 409 is rotatably connected to the transmission shaft 403 at one end of the connecting rod 408, and the other end of the electric push-pull rod 409 is rotatably connected to one side of the middle part of the connecting rod 408. The working principle of this embodiment is as follows:;

[0045] In the present embodiment, the first support block 101 is the basic installation structure of the entire pipe end grinding assembly 3, and can move with the movement of the sliding block 801 in the lateral displacement assembly 2. During specific operation, the lateral displacement assembly 2 is used to first drive the entire grinding structure close to the pipe end of the flow valve, so that the radial grinder 104 contacts the end face of the pipe end of the flow valve, and then the first motor 301 is started, and the first motor 301 drives the driving shaft 302 to rotate, and the driving shaft 302 drives the first grinding roller 105 to rotate through the transmission assembly. At this time, the electric push-pull rod 409 pulls the connecting rod 408 to rotate, and the connecting rod 408 drives the movable shaft 406 and the movable blocks 407 at both ends to move along the house-type groove, so that the first grinding roller 105 contacts the outer peripheral side wall of the pipe end of the flow valve, and the first grinding roller is rotated. 105 realizes the grinding operation of the outer wall of the flow valve pipe end. At the same time, the driving shaft 302 drives the first driving gear 305 to rotate, the first driving gear 305 drives the meshing second driving gear 306 to rotate, the second driving gear 306 drives the third driving gear 308 to rotate through the rotating shaft 307, the third driving gear 308 drives the meshing fourth driving gear 309 to rotate, the fourth driving gear 309 drives the first rotating block 102 to rotate, the first rotating block 102 drives the first rotating disk 103 to rotate, the first rotating disk 103 drives the first grinding roller 105 and the radial grinder 104 to rotate, so that the outer peripheral side wall of the flow valve is uniformly polished by the rotating first grinding roller 105, and at the same time, the radial grinder 104 performs rotational grinding on the end face of the flow valve pipe end;

[0046] See also Figure 4 In the above embodiment, the working principle of the transmission assembly is: when the driving shaft 302 rotates, it first drives the first transmission gear 401 in the first transmission chamber 303 to rotate, the first transmission gear 401 drives the meshing second transmission gear 402 to rotate, the second transmission gear 402 drives the transmission shaft to rotate, the transmission shaft 403 drives the first transmission sprocket 404 to rotate, the first transmission sprocket 404 drives the second transmission sprocket 405 to rotate through the chain belt, the second transmission sprocket 405 drives the movable shaft 406 to rotate, and the first grinding roller 105 is driven by the movable shaft 406 to perform relative rotation grinding operation.

[0047] See also Figure 5In one embodiment of the present invention, the radial grinder 104 includes a sleeve outer shell 1041, a sleeve inner shell 1042, a mounting plate 1043, a grinding block 1044, a telescopic guide rod 1045, and a pressure spring 1046. Two sets of sleeve outer shells 1041 arranged in radial directions are fixedly connected to the first rotating disk 103. The sleeve inner shell 1042 is slidably connected in the sleeve outer shell 1041. A plurality of telescopic guide rods 1045 are fixedly connected between the sleeve inner shell 1042 and the sleeve outer shell 1041. The telescopic guide rods 1045 are all sleeve-connected with pressure springs 1046. One end of the pressure spring 1046 conflicts with the bottom surface of the sleeve outer shell 1041, and the other end of the pressure spring 1046 conflicts with the bottom surface of the sleeve inner shell 1042. The outer end face of 042 is fixedly connected with a mounting plate 1043, and a grinding block 1044 is fixedly connected to the mounting plate 1043. In this embodiment, the entire radial grinder 104 will follow the first support block 101 to approach the end of the flow valve pipe until the grinding block 1044 touches the pipe end. At this time, the grinding block 1044 drives the sleeve inner shell 1042 to slide into the sleeve outer shell 1041 under the reaction force, and at the same time contracts the telescopic guide rod 1045 in the sleeve outer shell 1041 and the sleeve inner shell 1042, and compresses the pressure spring 1046. Under the elastic force of the pressure spring 1046, the grinding block 1044 is always kept in contact with the end face of the pipe end, so that the end face of the pipe end is ground during the rotation of the grinding block 1044.

[0048] See also Figure 6-Figure 9In one embodiment of the present invention, the nozzle grinding assembly 4 includes a second support block 201, a second rotating block 202, a second rotating disk 203, a fine-tuning assembly 204, a radial slider 205, a roller frame 206, and a second grinding roller 207. The fine-tuning assembly 204 is provided on another group of sliding blocks 801 of the lateral displacement assembly 2. The second support block 201 is slidably connected to the sliding block 801 through the fine-tuning assembly 204. The second support block 201 is rotatably connected to the second rotating block 202 on one side of the upper end. One end of the second rotating block 202 is fixedly connected to the second rotating disk 203. Two groups of radially symmetrical active grooves 208 are opened at one end of the second rotating disk 203. The radial sliders 205 are respectively slidably connected in the active grooves 208. The radial sliders 205 A roller frame 206 is fixedly connected to the opposite side of the second support block 201, and a second grinding roller 207 is rotatably connected to the roller frame 206; a second motor 501 is fixedly connected to the other side of the upper end of the second support block 201, and a connecting shaft 502 is fixedly connected to the rotating shaft of the second motor 501, and the connecting shaft 502 is fixedly connected to the second rotating block 202 after passing through the support block, and an inner gear ring 503 is fixedly connected to the second support block 201 located on one side of the second rotating disk 203, and a second transmission chamber 504 is opened in the second rotating disk 203, and a rotating shaft 505 is rotatably connected in the second transmission chamber 504, and one end of the rotating shaft 505 passes through the second rotating disk 203 and is fixedly connected to the linkage gear 506, and the linkage gear 506 is meshed with the inner gear ring 503. A first driving sprocket 507 is fixedly connected to the rotating shaft 505 in 04, and the rotating shaft of the second grinding roller 207 is fixedly connected to the second driving sprocket 508 after passing through the second transmission chamber 504. A tensioning device 509 is fixedly connected in the second transmission chamber 504. Guide sprockets 510 are respectively arranged on both sides of the second driving sprocket 508, and the wheel frame of the guide sprocket 510 is fixedly connected to one side of the inner wall of the second transmission chamber 504. The first driving sprocket 507, the second driving sprocket 508, the guide sprocket 510 and the tensioning device 509 are mutually connected through a chain belt for transmission; a slide slot hole 701 leading to the second transmission chamber 504 is provided on the bottom surface of the movable groove 208, and a slide slot plate 702 is slidably connected in the slide slot hole 701 (the rotating shaft of the second grinding roller 207 is also slidably connected to the second transmission chamber 504). The first and second transmission chambers 504 are connected to the second transmission chamber 504, and the second and second transmission chambers 504 are connected to the second transmission chamber 504. .... The first and second transmission chambers 504 are connected to the second transmission chamber 504. The first and second transmission chambers 504 are connected to the second transmission chamber 504. The first and second transmission chambers 504 are connected to the second transmission chamber 504. The first and second transmission chambers 504 are connected to the second transmission chamber 504. The first and second transmission chambers 504 are connected to the second transmission chamber 5

[0049] First, when the pipe end grinding component 3 contacts the pipe end at one end of the flow valve, driven by the lateral displacement component 2, the pipe mouth grinding component 4 contacts the pipe end at the other end of the flow valve at the same time, and at this time, the two groups of roller frames 206 located on one side of the second rotating disk 203 are simultaneously plugged into the pipe mouth of the pipe end, and then the position of the second support block 201 is controlled by the fine-tuning component 204 to adjust the depth of the roller frame 206 inserted into the pipe mouth, and then the operating motor 706 is driven to drive the operating motor 706 to drive the first bidirectional screw rod 704 to rotate, and the first bidirectional screw rod 704 drives the two groups of operating blocks 703 to move in the separation direction, and the operating block 703 drives the roller frame 206 to move away through the slide plate 702 until the second grinding roller 207 in the roller frame 206 contacts the inner wall of the flow valve pipe mouth, and then the second motor 501 is started, and the second motor 501 drives the second rotating block 202 to rotate through the connecting shaft 502. The second rotating block 202 drives the second rotating disk 203 to rotate, and the second rotating disk 203 drives the two groups of second grinding rollers 207 to rotate along the inner wall of the pipe mouth of the flow valve. At the same time, the second rotating disk 203 drives the linkage gear 506 to rotate along the inner ring of the inner gear ring 503. The inner gear ring 503 drives the linkage gear 506 to rotate through meshing, and the linkage gear 506 drives the rotating shaft 505 to rotate. The rotating shaft 505 drives the first driving gear 305 to rotate. The first driving gear 305 drives the two groups of second driving gears 306 to rotate through the chain, and drives the second grinding roller 207 to rotate through the second driving gear 306. The second grinding roller 207 grinds the inner wall of the port through its own rotation. During this process, the tensioning device 509 is used to maintain the tension of the chain, and the guide chain wheel 510 is used to ensure the chain wrap angle on the second driving gear 306, so as to ensure the stability of the chain transmission.

[0050] See also Fig. 9In one embodiment of the present invention, the tensioning device 509 includes a tensioning wheel 5091, a telescopic rod 5092, and a tensioning spring 5093. One end of the telescopic rod 5092 is fixedly connected to the inner wall of one side of the second transmission chamber 504, and the other end of the telescopic rod 5092 is fixedly connected to the tensioning wheel 5091. The tensioning wheel 5091 is transmission-connected to the first driving sprocket 507, the second driving sprocket 508, and the guide sprocket 510 through a chain belt. The telescopic rod 5092 is sleeved with a tensioning spring 5093. One end of the tensioning spring 5093 is fixedly connected to the inner wall of the second transmission chamber 504. The other end of the telescopic rod 5092 is fixedly connected to the tensioning wheel 5091. The tensioning wheel 5091 is transmission-connected to the first driving sprocket 507, the second driving sprocket 508, and the guide sprocket 510 through a chain belt. 04 is fixedly connected to the inner wall, and the other end of the tensioning spring 5093 is fixedly connected to the tensioning wheel 5091. In the above embodiment, when the radial slider 205 moves away from each other, it also drives the two sets of second driving gears 306 to move relative to each other. During the movement, the second driving gear 306 will drive the chain to stretch to both sides. At this time, the chain will drive the tensioning wheel 5091 to move upward, and the tensioning wheel 5091 drives the telescopic rod 5092 to stretch relatively. At the same time, the tensioning spring 5093 is stretched, and the chain tension is ensured by the contraction elastic force of the tensioning spring 5093.

[0051] See also Figure 6 , Fig.10 In one embodiment of the present invention, the fine-tuning assembly 204 includes a slide rail 2041, a threaded rod 2042, a side plate 2043, and an adjustment motor 2044. The side plate 2043 is fixedly connected to the edges of both sides of the upper end of the corresponding sliding block 801. Two sets of slide rails 2041 are fixedly connected to the sliding block 801 between the side plates 2043. Two sets of track grooves are opened at the lower end of the second support block 201. The slide rails 2041 are slidably connected in the track grooves. The two sets of side edges between the slide rails 2041 are fixedly connected to the sliding block 801. A threaded rod 2042 is rotatably connected to the plate 2043, one end of the threaded rod 2042 passes through the side plate 2043 and is connected to the adjusting motor 2044, and the adjusting motor 2044 is fixedly connected to the side plate 2043 on the opposite side. During specific operation, the adjusting motor 2044 is started, and the adjusting motor 2044 drives the threaded rod 2042 to rotate, and the threaded rod 2042 drives the second support block 201 to slide along the slide rail 2041, thereby controlling the depth of the roller frame 206 extending into the flow valve pipe mouth.

[0052] See also Figure 1 , Fig.10In one embodiment of the present invention, the lateral displacement assembly 2 includes a sliding block 801, a second bidirectional screw rod 802, and a slide rail 803. Two sets of symmetrical sliding grooves 804 are respectively opened at the upper end of the operating table 1. The sliding blocks 801 are respectively slidably connected in the sliding grooves 804. The sliding blocks 801 are penetrated by threaded holes. The sliding blocks 801 are threadedly connected to the second bidirectional screw rod 802 through the threaded holes. The second bidirectional screw rod 802 is rotatably connected in the operating table 1, and the threaded parts of the second bidirectional screw rod 802 are respectively rotatably connected in the sliding groove 804. One end of the second bidirectional screw rod 802 passes through the operating table 1 and is connected to the drive motor 805. The drive motor 805 is fixedly connected to the On the opposite side of the operating table 1, two sets of sliding guide rails 803 are fixedly connected to the bottom of the sliding groove 804, and a sliding guide groove is opened at the lower end of the sliding block 801. The sliding guide rail 803 is slidably connected in the sliding guide groove. During specific operation, the driving motor 805 is started, and the driving motor 805 drives the second bidirectional screw rod 802 to rotate. The second bidirectional screw rod 802 drives the sliding block 801 in the sliding groove 804 to move, and the sliding block 801 simultaneously drives the pipe end grinding assembly 3 and the pipe mouth grinding assembly 4 to move toward or away from each other (moving toward each other means that the pipe end grinding assembly 3 and the pipe mouth grinding assembly 4 are close to the flow regulating valve at the same time, and moving away means that the pipe end grinding assembly 3 and the pipe mouth grinding assembly 4 are away from the flow regulating valve at the same time).

[0053] See also Fig.11In one embodiment of the present invention, the valve body clamping assembly 5 includes a mounting seat 901, a guide groove block 902, a first guide rail 903, a second guide rail 904, a cross beam plate 905, a clamping block 906, a positioning pin 907, a third bidirectional screw rod 908, and a fixed motor 909. The middle part of the upper end of the operating table 1 is fixedly connected with the mounting seat 901, and two groups of symmetrical displacement grooves 910 are opened on the mounting seat 901. The guide groove block 902 is slidably connected in the displacement grooves 910. Two groups of symmetrical first guide grooves are opened at the lower end of the guide groove block 902. Two groups of first guide rails 903 are fixedly connected at the bottom of the displacement groove 910. The first guide rail 903 is slidably connected in the first guide groove. The middle part of the upper end of the guide groove block 902 is opened with a second guide groove, and the second guide rail 904 is slidably connected in the second guide groove. The second guide rail 904 is fixedly connected to the cross beam plate 905. At the lower end of the beam plate 905, the cross beam plate 905 is fixedly connected to the upper end of the mounting seat 901, and the guide groove blocks 902 on both sides of the cross beam plate 905 are fixedly connected with clamping blocks 906, and a flow regulating valve is clamped and connected between the clamping blocks 906, and a positioning pin 907 is fixedly connected to the middle part of the upper end of the cross beam plate 905. A positioning pin hole is opened at the lower end of the flow regulating valve, and the positioning pin 907 is plugged and connected in the positioning pin hole. During the specific operation, the flow regulating valve to be processed is first placed between the clamping blocks 906, and the positioning pin 907 at the upper end of the cross beam plate 905 is inserted into the positioning pin hole for positioning, and then the fixing motor 909 is started, and the fixing motor 909 drives the third bidirectional screw rod 908 to rotate, and the third bidirectional screw rod 908 drives the guide groove block 902 to approach the flow valve until the clamping block 906 at the upper end of the guide groove block 902 clamps and fixes the flow valve.

[0054] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0055] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A pipe end processing machine for a flow control valve, comprising an operating table (1), a lateral displacement assembly (2), a pipe end grinding assembly (3), a pipe orifice grinding assembly (4), and a valve body clamping assembly (5), characterized in that: A valve body clamping assembly (5) is fixedly connected to the middle of the upper end of the operating table (1), a flow regulating valve is fixedly clamped on the valve body clamping assembly (5), lateral displacement assemblies (2) are arranged on the operating table (1) on both sides of the valve body clamping assembly (5), a pipe end grinding assembly (3) is arranged on a group of sliding blocks (801) of the lateral displacement assembly (2), and a pipe mouth grinding assembly (4) is arranged on another group of sliding blocks (801) of the lateral displacement assembly (2); The pipe end grinding assembly (3) comprises a first support block (101), a first rotating block (102), a first rotating disk (103), a radial grinder (104), and a first grinding roller (105); a group of sliding blocks (801) of the lateral displacement assembly (2) are fixedly connected to the first support block (101); one side of the upper end of the first support block (101) is rotatably connected to the first rotating block (102); one end of the first rotating block (102) is fixedly connected to the first rotating disk (103); and one end of the first rotating disk (103) is respectively provided with a radial grinder (104) and a first grinding roller (105); The pipe mouth grinding assembly (4) comprises a second support block (201), a second rotating block (202), a second rotating disk (203), a fine adjustment assembly (204), a radial slider (205), a roller frame (206), and a second grinding roller (207); the fine adjustment assembly (204) is arranged on another group of sliding blocks (801) of the lateral displacement assembly (2); the second support block (201) is slidably connected to the sliding block (801) via the fine adjustment assembly (204); the second support block (201 ) is rotatably connected to one side of the upper end thereof; one end of the second rotatable block (202) is fixedly connected to a second rotating disk (203); one end of the second rotating disk (203) is provided with two groups of radially symmetrical movable grooves (208); radial sliders (205) are slidably connected in the movable grooves (208); a roller frame (206) is fixedly connected to the opposite side of the radial sliders (205); a second grinding roller (207) is rotatably connected in the roller frame (206).

2. The pipe end processing machine for a flow control valve according to claim 1, characterized in that: A first motor (301) is fixedly connected to the other side of the first support block (101); a driving shaft (302) is fixedly connected to the rotating shaft of the first motor (301); the driving shaft (302) passes through the first support block (101) and the first rotating block (102) in sequence and is then rotatably connected to the first rotating disk (103); a first transmission chamber (303) is provided in the first rotating disk (103); a transmission assembly is provided in the first transmission chamber (303); one end of the driving shaft (302) is transmission-connected to the first grinding roller (105) via the transmission assembly; the driving shaft (302) located in the first support block (101) is A first driving gear (305) is fixedly connected to the first support block (102), the first driving gear (305) is meshedly connected to the second driving gear (306), the second driving gear (306) is rotatably connected in the first support block (101), the central axis of the second driving gear (306) is fixedly connected to the rotating shaft (307), one end of the rotating shaft (307) passes through the first support block (101) and is fixedly connected to the third driving gear (308), the third driving gear (308) is meshedly connected to the fourth driving gear (309), and the fourth driving gear (309) is fixedly connected to the first rotating block (102).

3. The pipe end processing machine for a flow control valve according to claim 2, characterized in that: The transmission assembly comprises a first transmission gear (401), a second transmission gear (402), a transmission shaft (403), a first transmission sprocket (404), a second transmission sprocket (405), a movable shaft (406), a movable block (407), a linkage rod (408), and an electric push-pull rod (409); one end of the drive shaft (302) penetrates into the first transmission chamber (303) and is fixedly connected to the first transmission gear (401); two sides of the first transmission gear (401) are respectively meshed and connected with symmetrical second transmission gears (402); the second transmission gear (402) is fixedly connected to the transmission shaft (403); the transmission shaft (403) is rotatably connected in the first transmission chamber (303); a first transmission sprocket (404) is fixedly connected to the transmission shaft (403) on one side of the second transmission gear (402); the first transmission sprocket (404) is transmission-connected to the second transmission sprocket (405) through a chain belt; The second transmission sprocket (405) is fixedly connected to the movable shaft (406), and movable blocks (407) are rotatably connected at both ends of the movable shaft (406). The front and rear end surfaces of the first rotating disk (103) are respectively provided with opposite arc-shaped notches (410), and the movable blocks (407) at both ends of the movable shaft (406) are respectively slidably connected in the oppositely arranged arc-shaped notches (410). One end of the movable shaft (406) passes through the movable block (407). 07) is fixedly connected to the first grinding roller (105), a connecting rod (408) is rotatably connected to the movable shaft (406) in the first transmission chamber (303), the other end of the connecting rod (408) is rotatably connected to the transmission shaft (403), an electric push-pull rod (409) is rotatably connected to the transmission shaft (403) at one end of the connecting rod (408), and the other end of the electric push-pull rod (409) is rotatably connected to one side of the middle part of the connecting rod (408).

4. The pipe end processing machine for a flow control valve according to claim 3, characterized in that: The radial grinder (104) comprises a sliding sleeve outer shell (1041), a sliding sleeve inner shell (1042), a mounting plate (1043), a grinding block (1044), a telescopic guide rod (1045), and a pressure spring (1046); two sets of radially arranged sliding sleeve outer shells (1041) are fixedly connected to the first rotating disk (103); a sliding sleeve inner shell (1042) is slidably connected to the sliding sleeve outer shell (1041); and the sliding sleeve inner shell (1042) and the sliding sleeve outer shell (1041) are connected to each other. A plurality of telescopic guide rods (1045) are fixedly connected between the two ends of the telescopic guide rods (1045), each of the telescopic guide rods (1045) is connected to a pressure spring (1046) by a sliding sleeve, one end of the pressure spring (1046) is in contact with the bottom surface of the sliding sleeve outer shell (1041), and the other end of the pressure spring (1046) is in contact with the bottom surface of the sliding sleeve inner shell (1042), and the outer end surface of the sliding sleeve inner shell (1042) is fixedly connected to a mounting plate (1043), and a grinding block (1044) is fixedly connected to the mounting plate (1043).

5. The pipe end processing machine for a flow control valve according to claim 1, characterized in that: A second motor (501) is fixedly connected to the other side of the upper end of the second support block (201); a connecting shaft (502) is fixedly connected to the rotating shaft of the second motor (501); the connecting shaft (502) is fixedly connected to the second rotating block (202) after passing through the support block; an inner gear ring (503) is fixedly connected to the second support block (201) located on one side of the second rotating disk (203); a second transmission chamber (504) is provided in the second rotating disk (203); a rotating shaft (505) is rotatably connected in the second transmission chamber (504); one end of the rotating shaft (505) passes through the second rotating disk (203) and is fixedly connected to a linkage gear (506); the linkage gear (506) is connected to the inner gear ring ( 503) are meshed with each other, a first driving sprocket (507) is fixedly connected to the rotating shaft (505) in the second transmission chamber (504), the rotating shaft of the second grinding roller (207) is fixedly connected to the second driving sprocket (508) after passing through the second transmission chamber (504), a tensioning device (509) is fixedly connected in the second transmission chamber (504), guide sprockets (510) are respectively arranged on both sides of the second driving sprocket (508), and the wheel frame of the guide sprocket (510) is fixedly connected to one side of the inner wall of the second transmission chamber (504), and the first driving sprocket (507), the second driving sprocket (508), the guide sprocket (510) and the tensioning device (509) are connected to each other through a chain belt.

6. The pipe end processing machine for a flow control valve according to claim 5, characterized in that: The bottom surface of the movable groove (208) is provided with a slide hole (701) leading to the second transmission chamber (504), and a slide plate (702) is slidably connected in the slide hole (701) (the rotating shaft of the second grinding roller (207) is also slidably connected in the slide hole (701)), one side of the slide plate (702) is fixedly connected to the radial slider (205), and the other side of the slide plate (702) is fixedly connected to the operating block (703), and a screw hole passes through the operating block (703), and a first bidirectional screw rod (704) is threadedly connected in the screw hole. The two ends of the first bidirectional screw rod (704) are rotatably connected to the connecting frame (705) respectively, one side of one group of the connecting frames (705) is fixedly connected to an operating motor (706), the rotating shaft of the operating motor (706) is connected to the first bidirectional screw rod (704), one end of the connecting frame (705) is fixedly connected to the inner wall of the second transmission chamber (504), a guide rail (707) is fixedly connected between the connecting frames (705), a guide groove is opened on one side of the operating block (703), and the guide rail (707) is slidably connected in the guide groove.

7. The pipe end processing machine for a flow control valve according to claim 6, characterized in that: The tensioning device (509) comprises a tensioning wheel (5091), a telescopic rod (5092), and a tensioning spring (5093); one end of the telescopic rod (5092) is fixedly connected to an inner wall of one side of the second transmission chamber (504); the other end of the telescopic rod (5092) is fixedly connected to the tensioning wheel (5091); the tensioning wheel (5091) is transmission-connected to the first driving sprocket (507), the second driving sprocket (508), and the guide sprocket (510) through a chain belt; a tensioning spring (5093) is sleeved on the telescopic rod (5092); one end of the tensioning spring (5093) is fixedly connected to the inner wall of the second transmission chamber (504); the other end of the tensioning spring (5093) is fixedly connected to the tensioning wheel (5091).

8. The pipe end processing machine for a flow control valve according to claim 1, characterized in that: The fine-tuning assembly (204) comprises a slide rail (2041), a threaded rod (2042), a side plate (2043), and an adjusting motor (2044); the side plate (2043) is fixedly connected to the upper edges of the corresponding sliding blocks (801); two groups of slide rails (2041) are fixedly connected to the sliding blocks (801) between the side plates (2043); two groups of track grooves are opened at the lower end of the second support block (201); the slide rails (2041) are slidably connected in the track grooves; the two groups of side plates (2043) between the slide rails (2041) are rotatably connected with the threaded rod (2042); one end of the threaded rod (2042) passes through the side plate (2043) and is connected to the adjusting motor (2044); the adjusting motor (2044) is fixedly connected to the side plate (2043) on the opposite side.

9. The pipe end processing machine for a flow control valve according to claim 1, characterized in that: The lateral displacement assembly (2) comprises a sliding block (801), a second bidirectional screw rod (802), and a sliding guide rail (803). The upper end of the operating table (1) is provided with two sets of symmetrical sliding grooves (804), wherein the sliding blocks (801) are slidably connected in the sliding grooves (804), wherein the sliding blocks (801) are penetrated by threaded holes, wherein the sliding blocks (801) are threadedly connected to the second bidirectional screw rod (802) through the threaded holes, and the second bidirectional screw rod (802) is rotatably connected to the operating table ( 1), and the threaded parts of the second bidirectional screw rod (802) are respectively rotatably connected in the sliding groove (804), one end of the second bidirectional screw rod (802) passes through the operating table (1) and is connected to the driving motor (805), the driving motor (805) is fixedly connected to the opposite side of the operating table (1), two groups of sliding guide rails (803) are fixedly connected to the bottom of the sliding groove (804), a sliding guide groove is opened at the lower end of the sliding block (801), and the sliding guide rail (803) is slidably connected in the sliding guide groove.

10. The pipe end processing machine for a flow control valve according to claim 1, characterized in that: The valve body clamping assembly (5) comprises a mounting seat (901), a guide groove block (902), a first guide rail (903), a second guide rail (904), a cross beam plate (905), a clamping block (906), a positioning pin (907), a third bidirectional screw rod (908), and a fixed motor (909); the mounting seat (901) is fixedly connected to the middle of the upper end of the operating table (1); the mounting seat (901) is provided with two groups of symmetrical displacement grooves (910); the displacement grooves (910) are slidably connected with the guide groove block (902); the lower end of the guide groove block (902) is provided with two groups of symmetrical first guide grooves; the bottom of the displacement groove (910) is fixedly connected with two groups of first guide rails (903); The first guide rail (903) is slidably connected in the first guide groove, a second guide groove is provided in the middle of the upper end of the guide groove block (902), a second guide rail (904) is slidably connected in the second guide groove, the second guide rail (904) is fixedly connected to the lower end of the cross beam plate (905), the cross beam plate (905) is fixedly connected to the upper end of the mounting seat (901), clamping blocks (906) are fixedly connected to the guide groove blocks (902) on both sides of the cross beam plate (905), a flow regulating valve is clamped and connected between the clamping blocks (906), a positioning pin (907) is fixedly connected to the middle of the upper end of the cross beam plate (905), a positioning pin hole is provided at the lower end of the flow regulating valve, and the positioning pin (907) is plugged and connected in the positioning pin hole.

Images