A plunger pump valve seal ring assembly equipment

Abstract

The present invention belongs to the technical field of auxiliary tools for oilfield drilling, cementing and fracturing operation equipment, and particularly relates to a plunger pump valve body sealing ring assembly device, comprising a rotating feeding component, a pressing sleeve component and a feeding component, wherein the pressing sleeve component and the feeding component are both fixed on the rotating feeding component, the feeding component discharges the valve body main body onto the rotating feeding component, the pressing sleeve component presses the sealing ring onto the valve body main body, and a detection component is provided on the side of the pressing sleeve component for detecting the sealing performance of the valve body main body after the sealing ring is sleeved. As the rotating feeding component rotates, a plurality of valve body main bodies can be placed on the rotating feeding component, and the plurality of valve body main bodies are sleeved with sealing rings one by one, without the need for manual placement of the valve body main body, the degree of automation is high, and the sleeve connection efficiency of the sealing ring is increased. The detection component can detect and remove the valve body main body with poor sealing performance, thereby reducing the application of inferior valve body main bodies in the plunger pump.

Description

Technical Field

[0001] The invention belongs to the technical field of auxiliary tools for oilfield drilling, cementing and fracturing operation equipment, and in particular relates to a valve body sealing ring assembly device for a plunger pump. Background Art

[0002] The existing valve body sealing ring assembly equipment requires manual operation, has a low degree of automation, low assembly efficiency, and no detection function. If a low-quality valve body is used on a plunger pump, it is easy to cause damage to the plunger pump;

[0003] For example, the patent application number CN201810525267.0 discloses a pneumatic installation device for valve body rubber assembly with a buffer device, which includes a pressure device, a buffer device and a guide device. The pressure device includes a cylinder, a pneumatic reversing valve and a bracket, the buffer device includes a sleeve, a plug, a rubber block, a baffle and a buffer spring, and the guide device includes a guide sleeve and a straightening sleeve. However, the disadvantages of this technical solution are low automation, low assembly efficiency, and no detection function. Summary of the invention

[0004] The object of the present invention is to provide a plunger pump valve body seal ring assembly device to solve the problems in the prior art. The specific technical solution is as follows:

[0005] A plunger pump valve body sealing ring assembly device comprises a rotating feeding component, a pressing component and a blanking component. The pressing component and the blanking component are both fixed on the rotating feeding component. The blanking component discharges the valve body main body onto the rotating feeding component. The pressing component presses the sealing ring onto the valve body main body. A detection component is provided on the side of the pressing component for detecting the sealing performance of the valve body main body after being sleeved with the sealing ring.

[0006] Furthermore, the rotating feeding component includes an operating table, a motor 1 is fixed at the lower end of the operating table, the output end of the motor 1 is connected to the gear 1, the gear 1 and the gear 2 are meshed for transmission, the gear 2 is fixedly connected to the turntable, the operating table is rotatably connected to the turntable, and a plurality of placement slots are provided on the turntable.

[0007] Furthermore, a center rod is fixed at the center position of the operating table, and the turntable is rotatably connected to the center rod. A cylinder is fixed at the lower end of the operating table, and the output end of the cylinder is connected to the support rod. Two push rods are fixed at both ends of the support rod. The two push rods push the two top frames to slide upward in the operating table, and the two top frames push the two valve body bodies to move upward, and the two valve body bodies respectively rest against the lower ends of the pressing sleeve component and the detection component. A spring is provided between the bottom of the top frame and the operating table.

[0008] Furthermore, a discharge trough is provided on the operating table, and a first detector and a second detector are fixed on the central rod. The first detector is located between the pressing sleeve component and the unloading component, and the second detector is located between the pressing sleeve component and the detection component.

[0009] Furthermore, the unloading component includes a curved bracket, which fixes the outer cylinder above the operating table. The lower opening of the outer cylinder corresponds to the upper notch of the placement slot. Multiple valve bodies are vertically arranged in the outer cylinder. The lowermost valve body is blocked from moving downward by a three-leaf limit frame. The three-leaf limit frame is connected to the output end of motor 2, and motor 2 is fixed on the curved bracket.

[0010] Furthermore, the pressing sleeve component includes cylinder 2, which is fixedly connected to the center rod through support rod 1, the output end of cylinder 2 is connected to the connecting disk, the connecting disk is fixedly connected to the detection component, the connecting disk is fixedly connected to the extrusion sleeve through the connecting rod, the extrusion sleeve is slidably connected to the sliding rod, a spring 2 is provided between the extrusion sleeve and the sliding rod, an extrusion plate is fixed to the end of the sliding rod, the extrusion plate is tightly attached to the righting sleeve and is slidably connected to the righting sleeve, the upper end of the righting sleeve is threadedly connected to the fixing nut, the support rod 2 is fixed to the upper end of the righting sleeve, and the support rod 2 is fixedly connected to the center rod.

[0011] Furthermore, a magnetic frame is provided on the outside of the extrusion sleeve, the extrusion sleeve has no contact with the magnetic frame, and the extrusion sleeve and the magnetic frame have the same center. A magnet is fixed in the magnetic frame, the magnet is magnetically connected to the sliding rod, and the magnetic frame is fixed to the center rod through support rod three.

[0012] Furthermore, a plurality of sealing rings are provided on the outer side of the straightening sleeve, and the plurality of sealing rings are intermittently lowered through a limiting component, and the limiting component is fixed on the center rod.

[0013] Furthermore, the limiting component includes a fixed frame, which is fixed on the center rod, and the fixed frame is fixedly connected to cylinder three, and the output end of cylinder three is connected to rack frame one, and two limiting rods one are fixed to the front end of rack frame one, rack frame one is meshed with gear three for transmission, and gear three is meshed with gear two for transmission, and two limiting rods two are fixed to the front end of rack frame two, and the two limiting rods one and the two limiting rods two are both slidably connected to the support plate, and the support plate is fixed on the magnetic frame, and rack frame one and rack frame two are both slidably connected to the gear fixing frame, and gear three is rotatably connected to the gear fixing frame.

[0014] Furthermore, the detection component includes an outer tube and a pressure measuring tube, the outer tube is slidably connected to the pressure measuring tube, a spring three is provided between the outer tube and the pressure measuring tube, an air injection pipe is provided at the upper end of the outer tube, the outer tube is fixedly connected to the connecting plate through a connecting frame, and a pressure gauge is provided in the pressure measuring tube.

[0015] The advantages of the present invention are:

[0016] The unloading component discharges the valve body main body onto the rotating feeding component. As the rotating feeding component rotates, multiple valve body main bodies can be placed on the rotating feeding component. The multiple valve body main bodies are sleeved with sealing rings one by one. There is no need to manually take and place the valve body main bodies, which reduces labor costs and increases the sleeve connection efficiency of the sealing ring. The pressing component is fixedly connected to the rotating feeding component through support rods one and two. The pressing component sleeves the sealing ring on the valve body main body with a smaller expansion degree, which reduces damage to the sealing ring during the sleeve connection process. The detection component can detect the sealing performance of the valve body main body after the sealing ring is sleeved, and the valve body main body with poor sealing performance can be removed, thereby reducing the application of inferior valve bodies in plunger pumps. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The overall structure of the present invention is shown in FIG. Figure 1 ;

[0018] Figure 2 The overall structure of the present invention is shown in FIG. Figure 2 ;

[0019] Figure 3 for Figure 2 A partial enlarged view of the middle part;

[0020] Figure 4 The overall structure of the present invention is shown in FIG. Figure 3 ;

[0021] Figure 5 for Figure 4 A partial enlarged view of point B in the middle;

[0022] Figure 6 The structure of the rotary feeding component of the present invention is schematically shown. Figure 1 ;

[0023] Figure 7 The structure of the rotary feeding component of the present invention is schematically shown. Figure 2 ;

[0024] Figure 8 The structure of the rotary feeding component of the present invention is schematically shown. Figure 3 ;

[0025] Fig. 9 The structure of the rotary feeding component of the present invention is schematically shown. Figure 4 ;

[0026] Fig.10 for Fig. 9 A partial enlarged view of point C in the middle;

[0027] Fig.11 The structure of the rotary feeding component of the present invention is schematically shown. Figure 5 ;

[0028] Fig.12The structure of the pressing sleeve component of the present invention is schematically shown in FIG. Figure 1 ;

[0029] Fig.13 The structure of the pressing sleeve component of the present invention is schematically shown in FIG. Figure 2 ;

[0030] Fig.14 for Fig.13 A partial enlarged view of point D in the middle;

[0031] Fig.15 The structure of the limiting component of the present invention is schematically shown in FIG. Figure 1 ;

[0032] Fig.16 The structure of the limiting component of the present invention is schematically shown in FIG. Figure 2 ;

[0033] Fig.17 The structure of the detection component of the present invention is shown in FIG. Figure 1 ;

[0034] Fig.18 The structure of the detection component of the present invention is shown in FIG. Figure 2 ;

[0035] Fig.19 Schematic diagram of the blanking component structure of the present invention Figure 1 ;

[0036] Fig. 20 Schematic diagram of the blanking component structure of the present invention Figure 2 ;

[0037] Description of the markings in the figure:

[0038] Rotating feeding component 1; pressing sleeve component 2; limiting component 3; detecting component 4; unloading component 5; valve body 6; supporting rod 1 7; supporting rod 2 8; supporting rod 3 9; sealing ring 10; operating table 101; motor 1 102; gear 1 103; gear 2 104; rotating disk 105; placing groove 106; center rod 107; cylinder 1 108; supporting rod 109; ejector rod 110; ejector frame 111; spring 112; discharge pipe 113; chute 114; first detector 115; second detector 116; cylinder 201; connecting plate 202; connecting rod 203; extrusion Press sleeve 204; slide bar 205; extrusion plate 206; spring two 207; straightening sleeve 208; fixing nut 209; magnet frame 210; magnet 211; fixing frame 301; cylinder three 302; rack frame one 303; limit rod one 304; rack frame two 305; limit rod two 306; gear fixing frame 307; gear three 308; support plate 309; connecting frame 401; outer cylinder 402; gas injection pipe 403; pressure measuring cylinder 404; spring three 405; pressure gauge 406; curved bracket 501; outer cylinder 502; motor two 503; three-leaf limit frame 504. DETAILED DESCRIPTION

[0039] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0040] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0041] Embodiment 1

[0042] like Figure 1-20 As shown, a plunger pump valve body sealing ring assembly device includes a rotating feeding component 1, a pressing sleeve component 2 and a blanking component 5, the pressing sleeve component 2 and the blanking component 5 are both fixed on the rotating feeding component 1, the blanking component 5 discharges the valve body 6 onto the rotating feeding component 1, the pressing sleeve component 2 presses the sealing ring 10 on the valve body 6, and a detection component 4 is provided on the side of the pressing sleeve component 2 for detecting the sealing performance of the valve body 6 after the sealing ring 10 is sleeved;

[0043] The working principle of the above technical solution is as follows: the unloading component 5 discharges the valve body 6 onto the rotating feeding component 1. As the rotating feeding component 1 rotates, multiple valve body bodies 6 can be placed on the rotating feeding component 1. The multiple valve body bodies 6 are sleeved with sealing rings 10 one by one. There is no need to manually take and place the valve body bodies 6, which reduces labor costs and increases the sleeve connection efficiency of the sealing ring 10. The pressing component 2 is fixedly connected to the rotating feeding component 1 through the support rod 1 7 and the support rod 2 8. The pressing component 2 sleeves the sealing ring 10 on the valve body body 6 with a smaller expansion degree, which reduces the damage of the sealing ring 10 during the sleeve connection process. The detection component 4 can detect the sealing performance of the valve body body 6 after the sealing ring 10 is sleeved, and the valve body body 6 with poor sealing performance can be eliminated, thereby reducing the application of inferior valve body bodies 6 in the plunger pump.

[0044] Embodiment 2

[0045] like Figure 1-20As shown, the rotating feeding component 1 includes an operating table 101, a motor 102 is fixed at the lower end of the operating table 101, the output end of the motor 102 is connected to a gear 103, the gear 103 is meshed with a gear 2 104 for transmission, the gear 2 104 is fixedly connected to a turntable 105, the operating table 101 is rotatably connected to the turntable 105, and a plurality of placement slots 106 are provided on the turntable 105;

[0046] A center rod 107 is fixed at the center position of the operating table 101, and the turntable 105 is rotatably connected to the center rod 107. A cylinder 108 is fixed at the lower end of the operating table 101, and the output end of the cylinder 108 is connected to the support rod 109. Two push rods 110 are respectively fixed at both ends of the support rod 109. The two push rods 110 respectively push two top frames 111 to slide upward in the operating table 101, and the two top frames 111 respectively push the two valve bodies 6 to move upward, and the two valve bodies 6 are respectively against the lower ends of the pressing sleeve component 2 and the detection component 4. A spring 112 is provided between the bottom of the top frame 111 and the operating table 101;

[0047] The operating table 101 is provided with a discharging trough 113, and the center rod 107 is fixed with a first detector 115 and a second detector 116, the first detector 115 is located between the pressing sleeve component 2 and the unloading component 5, and the second detector 116 is located between the pressing sleeve component 2 and the detection component 4;

[0048] The working principle of the above technical solution is as follows: the valve body main body 6 is discharged into the placement groove 106 through the unloading component 5, the motor 102 is started, the gear 103 is driven to rotate intermittently, the gear 2 104 is driven to rotate intermittently, the turntable 105 is driven to rotate intermittently, and the multiple placement grooves 106 on the turntable 105 are driven to move intermittently with the turntable 105, the placement groove 106 in which the valve body main body 6 is placed is rotated to the bottom of the first detector 115, and the placement groove 106 without the valve body main body 6 is transferred to the bottom of the unloading component 5, and the valve body main body 6 continues to be placed, and as the turntable 105 continues to rotate intermittently, the placement grooves 106 on the turntable 105 can all be placed in the valve body main body 6;

[0049] The first detector 115 and the second detector 116 are both composed of a bracket and a camera, the camera is fixed on the bracket, the bracket is fixed on the central rod 107, the camera can detect the valve body main body 6 in the placement groove 106, and the valve body main body 6 rotated to the bottom of the first detector 115 is checked by the camera on the first detector 115 to see whether it is placed flat;

[0050] The turntable 105 continues to rotate, and the valve body main body 6 detected by the first detector 115 is transferred to the bottom of the pressing sleeve component 2, and the cylinder 108 is started to drive the support rod 109 to move upward, drive the push rod 110 and the top frame 111 to move upward, the spring 112 is compressed, and the top frame 111 pushes the valve body main body 6 to move upward, and the valve body main body 6 is against the lower end of the pressing sleeve component 2. After the pressing sleeve component 2 sets the sealing ring 10 on the valve body main body 6, the cylinder 108 is started again to push the support rod 109 and the push rod 110 to move downward. Under the action of the tension of the spring 112, the top frame 111 is driven to move downward, and the valve body main body 6 is driven to move down to the initial position. At this time, the valve body main body 6 is already covered with a sealing ring 10. The valve body 6 with the sealing ring 10 is rotated to the bottom of the second detector 116, and the second detector 116 detects whether the assembly of the valve body 6 and the sealing ring 10 meets the standard. If the standard is met, the turntable 105 is continued to be rotated, and the valve body 6 with the sealing ring 10 is rotated under the detection component 4. The detection component 4 can detect whether the sealing performance of the valve body 6 with the sealing ring 10 meets the standard. If the standard is met, the turntable 105 is continued to be rotated, and the valve body 6 that is intact and meets the standard falls from the discharge pipe 113 to the slide 114, slides out in the slide 114 and is collected. The equipment has a high degree of automation and high working efficiency.

[0051] Embodiment 3

[0052] like Figure 1-20 As shown, the blanking component 5 includes a curved bracket 501, which fixes the outer cylinder 502 above the operating table 101, and the lower opening of the outer cylinder 502 corresponds to the upper notch of the placement groove 106. A plurality of valve bodies 6 are vertically arranged in the outer cylinder 502, and the valve body body 6 at the lower end is blocked from moving downward by a three-leaf limit frame 504, and the three-leaf limit frame 504 is connected to the output end of the second motor 503, and the second motor 503 is fixed on the curved bracket 501;

[0053] The working principle of the above technical solution is: start the second motor 503 to drive the three-leaf limit frame 504 to rotate, one of the leaves on the three-leaf limit frame 504 separates from the lowest valve body 6, the lowest valve body 6 falls, and the other leaf contacts the second-to-last valve body 6 and prevents it from falling. The component can intermittently lower the valve body 6 to ensure that the valve body 6 can fall into the placement slot 106 on the turntable 105.

[0054] Embodiment 4

[0055] like Figure 1-20As shown, the pressing sleeve component 2 includes a cylinder 201, the cylinder 201 is fixedly connected to the center rod 107 through a support rod 7, the output end of the cylinder 201 is connected to a connecting plate 202, the connecting plate 202 is fixedly connected to the detection component 4, the connecting plate 202 is fixedly connected to an extrusion sleeve 204 through a connecting rod 203, the extrusion sleeve 204 is slidably connected to a slide rod 205, a spring 207 is provided between the extrusion sleeve 204 and the slide rod 205, an extrusion plate 206 is fixed to the end of the slide rod 205, the extrusion plate 206 is tightly attached to the straightening sleeve 208, and is slidably connected to the straightening sleeve 208, the upper end of the straightening sleeve 208 is threadedly connected to a fixing nut 209, the support rod 28 is fixed to the upper end of the straightening sleeve 208, and the support rod 28 is fixedly connected to the center rod 107;

[0056] A magnetic frame 210 is provided outside the extrusion sleeve 204, the extrusion sleeve 204 is not in contact with the magnetic frame 210, and the extrusion sleeve 204 and the magnetic frame 210 have the same center. A magnet 211 is fixed inside the magnetic frame 210, and the magnet 211 is magnetically connected to the slide bar 205. The magnetic frame 210 is fixed to the center rod 107 through the support rod 3 9;

[0057] The outer side of the said straightening sleeve 208 is provided with a plurality of sealing rings 10, and the plurality of sealing rings 10 are intermittently lowered through the limiting component 3, and the limiting component 3 is fixed on the central rod 107;

[0058] The working principle of the above technical solution is as follows: start the cylinder 108, drive the support rod 109 to move upward, drive the push rod 110 and the top frame 111 to move upward, the spring 112 is compressed, and the top frame 111 pushes the valve body main body 6 to move upward, and the valve body main body 6 is against the lower end of the righting sleeve 208, start the cylinder 201, drive the connecting plate 202 and the connecting rod 203 to move downward, drive the extrusion sleeve 204 to move downward, and the extrusion plate 206 slides and moves downward on the outside of the righting sleeve 208, and the extrusion plate 206 pushes the sealing ring 10 to move downward. As the lower end of the righting sleeve 208 continues to thicken, the extrusion plate 206 squeezes the sliding rod 205 to slide outward in the extrusion sleeve 204, driving the spring 207 to be stretched, until the extrusion plate 206 moves down to the lower end of the righting sleeve 208, pushes the sealing ring 10 down, and the sealing ring 10 is sleeved on the valve body main body 6;

[0059] Start the second cylinder 201 again, drive the movable connecting plate 202 and the connecting rod 203 to move upward, drive the extrusion sleeve 204 to move upward, when the extrusion sleeve 204 moves into the magnetic frame 210, the slide bar 205 is magnetically connected with the magnet 211, drive the slide bar 205 to move outward, drive the second spring 207 to be compressed, drive the extrusion plate 206 to move outward, the extrusion plate 206 is separated from the righting sleeve 208, start the limit component 3, put a sealing ring 10 down, and the sealing ring 10 slides to the middle of the righting sleeve 208;

[0060] Start cylinder 201 again, driving connecting plate 202 and connecting rod 203 to move downward, driving extrusion sleeve 204 to move downward, extrusion sleeve 204 is separated from magnetic frame 210, and the magnetic connection between slide bar 205 and magnet 211 is disconnected. Under the elastic force of spring 207, slide bar 205 and extrusion plate 206 are driven to move, driving extrusion plate 206 to fit again on the surface of straightening sleeve 208, and the lowered sealing ring 10 is located on extrusion plate 206, thereby completing the release of sealing ring 10. There is no need to manually insert sealing ring 10, and the operation is convenient and quick.

[0061] Embodiment 5

[0062] like Figure 1-20 As shown, the limiting component 3 includes a fixing frame 301, the fixing frame 301 is fixed on the center rod 107, the fixing frame 301 is fixedly connected to the cylinder three 302, the output end of the cylinder three 302 is connected to the rack frame one 303, two limiting rods one 304 are fixed at the front end of the rack frame one 303, the rack frame one 303 is meshed with the gear three 308 for transmission, the gear three 308 is meshed with the rack frame two 305 for transmission, two limiting rods two 306 are fixed at the front end of the rack frame two 305, the two limiting rods one 304 and the two limiting rods two 306 are both slidably connected to the support plate 309, the support plate 309 is fixed on the magnet surrounding frame 210, the rack frame one 303 and the rack frame two 305 are both slidably connected to the gear fixing frame 307, and the gear three 308 is rotatably connected to the gear fixing frame 307;

[0063] The working principle of the above technical solution is as follows: start the cylinder 302, drive the rack 1 303 and the limit rod 1 304 to move backward, drive the gear 308 to rotate, drive the rack 2 305 and the limit rod 2 306 to move forward, and then lower the sealing ring 10 between the limit rod 1 304 and the limit rod 2 306, and the limit rod 2 306 blocks the sealing ring 10 above the limit rod 2 306 to prevent it from falling, and start the cylinder 302 again to drive the rack 1 303 and the limit rod 2 306 to move forward. The rod 1 304 moves forward, driving the gear 3 308 to rotate, driving the rack 2 305 and the limit rod 2 306 to move backward, and then putting the sealing ring 10 above the limit rod 2 306 into between the limit rod 1 304 and the limit rod 2 306. Since the space between the limit rod 1 304 and the limit rod 2 306 can only accommodate the height of one sealing ring 10, only one sealing ring 10 can be put down at a time, so that the extrusion plate 206 can press the sealing ring 10 down and put it on the valve body 6.

[0064] Embodiment 6

[0065] like Figure 1-20As shown, the detection component 4 includes an outer cylinder 402 and a pressure measuring cylinder 404, the outer cylinder 402 is slidably connected to the pressure measuring cylinder 404, a spring 405 is provided between the outer cylinder 402 and the pressure measuring cylinder 404, an air injection pipe 403 is provided at the upper end of the outer cylinder 402, the outer cylinder 402 is fixedly connected to the connecting plate 202 through a connecting frame 401, and a pressure gauge 406 is provided in the pressure measuring cylinder 404;

[0066] The working principle of the above technical solution is: start the cylinder 108, drive the support rod 109 to move upward, drive the push rod 110 and the top frame 111 to move upward, the spring 112 is compressed, and the top frame 111 pushes the valve body 6 to move upward, the valve body 6 is against the lower end of the pressure measuring cylinder 404, and gas is injected into the outer cylinder 402 and the pressure measuring cylinder 404 through the gas injection pipe 403. The pressure gauge 406 detects that the internal air pressure of the outer cylinder 402 and the pressure measuring cylinder 404 increases to a preset value, stops injecting gas into the outer cylinder 402 and the pressure measuring cylinder 404, and stays for a while. If the reading of the pressure gauge 406 does not change, it proves that the sealing performance of the valve body 6 with the sealing ring 10 is qualified.

[0067] It is to be understood that the present invention is described by some embodiments, and it is known to those skilled in the art that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A plunger pump valve seal ring assembly device, characterized in that: The invention comprises a rotating feeding component (1), a sleeve pressing component (2) and a material discharging component (5), wherein the sleeve pressing component (2) and the material discharging component (5) are both fixed on the rotating feeding component (1), the material discharging component (5) discharges a valve body main body (6) onto the rotating feeding component (1), the sleeve pressing component (2) presses a sealing ring (10) onto the valve body main body (6), and a detection component (4) is provided on the side of the sleeve pressing component (2) for detecting the sealing performance of the valve body main body (6) after the sealing ring (10) is sleeved thereon; The rotating feeding component (1) comprises an operating table (101); A center rod (107) is fixed at the center of the operating table (101); The pressing sleeve component (2) comprises a second cylinder (201), the second cylinder (201) is fixedly connected to the center rod (107) via a first support rod (7), the output end of the second cylinder (201) is connected to a connecting disk (202), the connecting disk (202) is fixedly connected to the detection component (4), the connecting disk (202) is fixedly connected to the extrusion sleeve (204) via a connecting rod (203), the extrusion sleeve (204) is slidably connected to the sliding rod (205), and the extrusion sleeve ( A spring 2 (207) is provided between the support rod 204) and the slide rod (205), an extrusion plate (206) is fixed to the end of the slide rod (205), the extrusion plate (206) is tightly attached to the straightening sleeve (208), and is slidably connected to the straightening sleeve (208), the upper end of the straightening sleeve (208) is threadedly connected to the fixing nut (209), the support rod 2 (8) is fixed to the upper end of the straightening sleeve (208), and the support rod 2 (8) is fixedly connected to the center rod (107); A magnetic frame (210) is provided on the outside of the extrusion sleeve (204), the extrusion sleeve (204) and the magnetic frame (210) are not in contact, and the extrusion sleeve (204) and the magnetic frame (210) have the same circle center. A magnet (211) is fixed inside the magnetic frame (210), and the magnet (211) is magnetically connected to the sliding rod (205). The magnetic frame (210) is fixed to the central rod (107) via a third support rod (9).

2. The plunger pump valve seal ring assembly device according to claim 1, characterized in that: A motor 1 (102) is fixed at the lower end of the operating table (101); the output end of the motor 1 (102) is connected to a gear 1 (103); the gear 1 (103) and the gear 2 (104) are meshed for transmission; the gear 2 (104) is fixedly connected to a turntable (105); the operating table (101) and the turntable (105) are rotatably connected; and a plurality of placement slots (106) are provided on the turntable (105).

3. The plunger pump valve seal ring assembly device according to claim 2, characterized in that: The turntable (105) is rotatably connected to the center rod (107). A cylinder 1 (108) is fixed at the lower end of the operating table (101). The output end of the cylinder 1 (108) is connected to the support rod (109). Two push rods (110) are fixed at both ends of the support rod (109). The two push rods (110) respectively push two top frames (111) to slide upward in the operating table (101). The two top frames (111) respectively push two valve bodies (6) to move upward. The two valve bodies (6) respectively abut against the lower ends of the pressing sleeve component (2) and the detection component (4). A spring 1 (112) is provided between the bottom of the top frame (111) and the operating table (101).

4. The plunger pump valve seal ring assembly device according to claim 3, characterized in that: The operating table (101) is provided with a material discharging trough (113), and a first detector (115) and a second detector (116) are fixed on the central rod (107); the first detector (115) is located between the sleeve pressing component (2) and the material discharging component (5), and the second detector (116) is located between the sleeve pressing component (2) and the detection component (4).

5. The plunger pump valve seal ring assembly device according to claim 2, characterized in that: The material discharging component (5) comprises a curved bracket (501), the curved bracket (501) fixes the outer cylinder (502) above the operating table (101), the lower opening of the outer cylinder (502) corresponds to the upper notch of the placement groove (106), a plurality of valve bodies (6) are vertically arranged in the outer cylinder (502), the lowermost valve body (6) is blocked from moving downward by a three-leaf limit frame (504), the three-leaf limit frame (504) is connected to the output end of the second motor (503), and the second motor (503) is fixed on the curved bracket (501).

6. The plunger pump valve seal ring assembly device according to claim 1, characterized in that: The outer side of the straightening sleeve (208) is provided with a plurality of sealing rings (10), and the plurality of sealing rings (10) are intermittently lowered through a limiting component (3), and the limiting component (3) is fixed on the central rod (107).

7. The plunger pump valve seal ring assembly device according to claim 6, characterized in that: The limiting component (3) comprises a fixing frame (301), the fixing frame (301) is fixed on the center rod (107), the fixing frame (301) is fixedly connected to the cylinder three (302), the output end of the cylinder three (302) is connected to the rack frame one (303), the front end of the rack frame one (303) is fixed with two limiting rods one (304), the rack frame one (303) and the gear three (308) are gear meshed for transmission, the gear three (308) and the rack frame two (30 5) Gear meshing transmission, two limit rods (306) are fixed to the front end of the rack frame (305), the two limit rods (304) and the two limit rods (306) are slidably connected to the support plate (309), the support plate (309) is fixed on the magnet frame (210), the rack frame (303) and the rack frame (305) are slidably connected to the gear fixing frame (307), and the gear (308) is rotatably connected to the gear fixing frame (307).

8. The plunger pump valve seal ring assembly device according to claim 6, characterized in that: The detection component (4) comprises an outer tube (402) and a pressure measuring tube (404); the outer tube (402) and the pressure measuring tube (404) are slidably connected; a spring three (405) is provided between the outer tube (402) and the pressure measuring tube (404); an air injection pipe (403) is provided at the upper end of the outer tube (402); the outer tube (402) is fixedly connected to the connecting plate (202) via a connecting frame (401); and a pressure gauge (406) is provided in the pressure measuring tube (404).

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