CN223802295U

CN223802295U - A grinding device for producing underground rod pump valve seats

Info

Publication number: CN223802295U
Application number: CN202520129620.9U
Authority: CN
Inventors: 陈健; 李永友
Original assignee: Sichuan Oilman Machinery Co ltd
Current assignee: Sichuan Oilman Machinery Co ltd
Priority date: 2025-01-20
Filing date: 2025-01-20
Publication date: 2026-01-16
Anticipated expiration: 2035-01-20

Abstract

The utility model discloses a polishing device for producing an underground rod pump valve seat, which relates to the technical field of polishing devices and comprises a polishing box, wherein a clamping assembly and a servo electric cylinder are arranged in the polishing box, the output end of the servo electric cylinder is connected with a connecting cover, the connecting cover is connected with a rotating plate through a connecting assembly, the output end of a first servo motor is connected with the rotating plate, the rotating plate is connected with a connecting plate through a moving assembly, a plurality of second servo motors are arranged on the connecting plate, the output ends of the second servo motors are respectively connected with a coarse grinding disc, a middle grinding disc and a fine grinding disc through a replacing mechanism, and an infrared sensor is arranged on the connecting plate.

Description

Polishing device for production of underground rod pump valve seat

Technical Field

The utility model relates to the technical field of polishing devices, in particular to a polishing device for producing an underground rod pump valve seat.

Background

Underground rod pump valve seats are key components in rod pumps for mounting and supporting valves, and are commonly used in cooperation with valve stems, valve balls and the like to control the ingress and egress of fluids (liquids or gases) in combination. In the production process of the valve seat, due to the material and the processing technology, the surface of the valve seat may have some irregular pits, burrs or rust and other defects. These defects not only affect the quality of the valve seat, but also, more importantly, reduce its sealing performance, resulting in fluid leakage or inaccurate control. The polishing device is required to precisely polish the surface of the valve seat, so that the defects are removed, the surface of the valve seat is smooth and even, and the specified size and precision requirements are met. ‌ A

In the related art, when a valve seat is polished, one polishing disc is used for polishing, and polishing discs possibly need to be replaced for multiple times or polishing parameters need to be adjusted in the polishing process so as to adapt to different polishing requirements, and the polishing disc needs to be detached for replacing the polishing discs. This not only increases the complexity of the operation, but may also lead to inefficient sanding. Accordingly, one skilled in the art provides a polishing device for producing an underground rod pump valve seat to solve the problems set forth in the background art.

Disclosure of utility model

The utility model aims to provide a polishing device for producing an underground rod pump valve seat, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

grinding device is used in production of secret rod-type pump disk seat, includes:

The grinding box is internally provided with a clamping assembly and a servo electric cylinder, the output end of the servo electric cylinder is connected with a connecting cover, a first servo motor is arranged in the connecting cover, the connecting cover is connected with a rotating plate through the connecting assembly, the output end of the first servo motor is connected with the rotating plate, the rotating plate is connected with a connecting plate through a moving assembly, a plurality of second servo motors are arranged on the connecting plate, the output ends of the second servo motors are respectively connected with a coarse grinding disc, a middle grinding disc and a fine grinding disc through a replacing mechanism, and an infrared sensor is arranged on the connecting plate;

The replacing mechanism comprises a fixed block, a connecting block and a clamping assembly, wherein the fixed block is connected with the output end of the second servo motor, the connecting block is respectively connected with the coarse grinding disc, the middle grinding disc and the fine grinding disc, a connecting groove for the connecting block to connect is formed in the fixed block, and the connecting block is fixed in the connecting groove through the clamping assembly in a clamping mode.

Preferably, the clamping assembly comprises a bottom plate, two side plates, two electric push rods and two clamping plates, wherein the bottom plate is fixedly connected in the polishing box, the two side plates are fixedly installed on two sides of the bottom plate, the two electric push rods are fixedly installed on the two side plates, and the two electric push rod output ends are connected with the clamping plates.

Preferably, the bottom plate is provided with a first rubber layer, and one side of the clamping plate, which is away from the electric push rod, is provided with a second rubber layer.

Preferably, the connecting assembly comprises a limiting ring and a plurality of balls, the limiting ring is fixedly connected to one end of the connecting cover, a limiting groove for the rotating connection of the limiting ring and one end of the connecting cover is formed in the rotating plate, the balls are rotatably connected to the limiting ring, and a rotating groove for the rotating connection of the balls is formed in the upper end of the limiting groove.

Preferably, the movable assembly comprises a driving motor, a threaded rod and a movable block, wherein a movable groove for the threaded rod to rotate and be connected is formed in the rotating plate, the driving motor is installed at one end of the rotating plate, the output end of the driving motor is connected with the threaded rod through the extending end of the movable groove, the movable block is in threaded connection with the threaded rod, and the movable block is connected with the connecting plate.

Preferably, the mounting plate is installed to rotor plate one side, driving motor installs on the mounting plate, just the one end that the rotor plate kept away from the mounting plate is equipped with the balancing weight.

Preferably, the clamping assembly comprises a reset spring and two clamping blocks, wherein a mounting groove for the reset spring to connect is formed in the connecting block, two ends of the reset spring are connected with the clamping blocks, clamping grooves are formed in two sides of the connecting groove, and the clamping blocks penetrate through the mounting groove and are clamped in the clamping grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, the valve seat is convenient to clamp and fix by the arrangement of the clamping assembly so as to be convenient for polishing, the connecting cover can be driven to move up and down by the arrangement of the servo electric cylinder, so that the polishing height is adjusted, the rotating plate can be driven to rotate by the arrangement of the first servo motor, and the moving assembly can drive the connecting plate to move and adjust, so that the polishing position is adjusted.

2. According to the utility model, through the arrangement of the plurality of second servo motors, the coarse grinding disc, the middle grinding disc and the fine grinding disc can be respectively driven to grind the valve seat, and the infrared sensor can detect the surface of the valve seat during grinding, so that the grinding of the valve seat by using grinding discs with different meshes is controlled, the grinding discs with different meshes can be automatically switched to grind, the grinding device can realize continuous operation, the time of interrupting production due to the replacement of the grinding disc is reduced, and the grinding production efficiency can be improved.

Drawings

FIG. 1 is a schematic diagram of a front view of a polishing device for producing an underground rod pump valve seat in an embodiment of the application;

FIG. 2 is a schematic diagram of a schematic cross-sectional front view of a polishing device for producing an underground rod pump valve seat according to an embodiment of the present application;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a schematic side cross-sectional view of a polishing device for producing an underground rod pump valve seat according to an embodiment of the present application;

Fig. 5 is an enlarged view at B in fig. 4.

The grinding machine comprises a grinding box 1, a servo cylinder 2, a connecting cover 3, a first servo motor 4, a rotating plate 5, a 6, a connecting plate 7, a second servo motor 8, a rough grinding disc 9, a middle grinding disc 10, a fine grinding disc 11, an infrared sensor 12, a fixed block 13, a connecting block 14, a connecting groove 15, a bottom plate 16, a side plate 17, an electric push rod 18, a clamping plate 19, a first rubber layer 20, a second rubber layer 21, a limiting ring 22, balls 23, a limiting groove 24, a rotating groove 25, a driving motor 26, a threaded rod 27, a moving block 28, a moving groove 29, a mounting plate 30, a balancing weight 31, a reset spring 32, a clamping block 33, a mounting groove 34 and a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

the polishing device comprises a polishing box 1, wherein a clamping assembly and a servo electric cylinder 2 are arranged in the polishing box 1, the output end of the servo electric cylinder 2 is connected with a connecting cover 3, and the servo electric cylinder 2 can drive the connecting cover 3 to move up and down so as to adjust the polishing height;

Specifically, the clamping assembly comprises a bottom plate 15, two side plates 16, two electric push rods 17 and two clamping plates 18, wherein the bottom plate 15 is fixedly connected in the polishing box 1, the two side plates 16 are fixedly arranged on two sides of the bottom plate 15, the two electric push rods 17 are fixedly arranged on the two side plates 16, and the output ends of the two electric push rods 17 are connected with the clamping plates 18;

Further, a first rubber layer 19 is arranged on the bottom plate 15, and a second rubber layer 20 is arranged on one side, away from the electric push rod 17, of the clamping plate 18;

When the valve seat is clamped, the valve seat is placed on the first rubber layer 19 of the bottom plate 15, then the two electric push rods 17 are started simultaneously, the clamping plate 18 is driven to move relatively, the second rubber layer 20 on the clamping plate 18 is connected with the valve seat in a contact mode, the valve seat is clamped and fixed, the valve seats with different sizes are clamped and fixed through the arrangement of the electric push rods 17 so as to be used for polishing, and abrasion to the valve seat can be reduced when the valve seat is fixed through the arrangement of the first rubber layer 19 and the second rubber layer 20.

The first servo motor 4 is installed in the connecting cover 3, the connecting cover 3 is connected with the rotating plate 5 through a connecting component, the connecting component comprises a limiting ring 21 and a plurality of balls 22, the limiting ring 21 is fixedly connected to one end of the connecting cover 3, a limiting groove 23 for rotationally connecting the limiting ring 21 with one end of the connecting cover 3 is formed in the rotating plate 5, the balls 22 are rotationally connected to the limiting ring 21, and a rotating groove 24 for rotationally connecting the balls 22 is formed in the upper end of the limiting groove 23;

When the first servo motor 4 drives the rotating plate 5 to rotate, the limiting ring 21 rotates in the limiting groove 23, and meanwhile, the balls 22 on the limiting ring 21 rotate in the rotating groove 24, so that the friction force of the limiting ring 21 rotating in the limiting groove 23 can be reduced, the load of the first servo motor 4 is reduced, and the service life of the first servo motor 4 is prolonged.

The output end of the first servo motor 4 is connected with the rotating plate 5, the rotating plate 5 is connected with a connecting plate 6 through a moving assembly, the moving assembly comprises a driving motor 25, a threaded rod 26 and a moving block 27, a moving groove 28 for the threaded rod 26 to be connected in a rotating mode is formed in the rotating plate 5, the driving motor 25 is installed at one end of the rotating plate 5, the output end of the driving motor 25 is connected with the extending end of the threaded rod 26 penetrating through the moving groove 28, the moving block 27 is connected with the threaded rod 26 in a threaded mode, and the moving block 27 is connected with the connecting plate 6;

When the movement displacement of the connecting plate 6 is regulated, the driving motor 25 drives the moving block 27 to move in the moving groove 28 through the threaded rod 26, and the connecting plate 6 can be driven to move, so that the polishing direction is regulated;

Wherein, mounting panel 29 is installed to rotor plate 5 one side, and driving motor 25 installs on mounting panel 29, and the one end that rotor plate 5 kept away from mounting panel 29 is equipped with balancing weight 30, through the setting of mounting panel 29, is convenient for install driving motor 25 fixedly, through the setting of balancing weight 30, can carry out the counter weight to the one end of rotor plate 5, reduces rotor plate 5 and takes place the skew.

The device comprises a connecting plate 6, a plurality of second servo motors 7, a coarse grinding disc 8, a middle grinding disc 9 and a fine grinding disc 10, wherein the output ends of the second servo motors 7 are respectively connected with the coarse grinding disc 8, the middle grinding disc 9 and the fine grinding disc 10 through a replacement mechanism, an infrared sensor 11 is arranged on the connecting plate 6, the replacement mechanism comprises a fixed block 12, a connecting block 13 and a clamping assembly, the fixed block 12 is connected with the output ends of the second servo motors 7, the connecting block 13 is respectively connected with the coarse grinding disc 8, the middle grinding disc 9 and the fine grinding disc 10, a connecting groove 14 for connecting the connecting block 13 is formed in the fixed block 12, the connecting block 13 is clamped and fixed in the connecting groove 14 through a clamping assembly, the clamping assembly comprises a reset spring 31 and two clamping blocks 32, an installation groove 33 for connecting the reset spring 31 is formed in the connecting block 13, two ends of the reset spring 31 are connected with the clamping blocks 32, clamping grooves 34 are formed in two sides of the connecting groove 14, and the clamping blocks 32 penetrate through the installation grooves 33 to be clamped in the clamping grooves 34.

When polishing the valve seat, the second servo motor 7 driving the coarse grinding disc 8 is firstly driven to operate, the coarse grinding disc 8 is driven to rapidly remove uneven parts or burrs on the surface of the valve seat, the polishing position of the coarse grinding disc 8 can be adjusted through the arrangement of the first servo motor 4 and the moving assembly, when the infrared sensor 11 detects that the preliminary polishing of the valve seat is finished, the second servo motor 7 driving the coarse grinding disc 8 is closed, then the position of the middle grinding disc 9 is adjusted, the second servo motor 7 driving the middle grinding disc 9 is started, the surface of the valve seat is further refined, marks left in the coarse polishing stage are removed, the surface is smoother, when the infrared sensor 11 detects that the further polishing of the valve seat is finished, the second servo motor 7 driving the middle grinding disc 9 is closed, then the position of the fine grinding disc 10 is adjusted, the second servo motor 7 driving the fine grinding disc 10 is started, the surface finish of the valve seat is further polished, specific production requirements or customer requirements are met, polishing of polishing discs with different mesh numbers can be automatically switched, continuous operation can be realized by the polishing device, the production time caused by replacing the polishing disc is reduced, and polishing production efficiency can be improved;

When the coarse grinding disc 8, the middle grinding disc 9 or the fine grinding disc 10 is disassembled, the clamping block 32 is pressed, the clamping block 32 is removed from the clamping groove 34, and then the connecting block 13 is taken out from the connecting groove 14;

When the coarse grinding disc 8, the middle grinding disc 9 or the fine grinding disc 10 are installed, the clamping block 32 is pressed, the connecting block 13 is inserted into the connecting groove 14, the clamping block 32 is loosened, the reset spring 31 releases elastic potential energy, the clamping block 32 is pushed to be clamped in the clamping groove 34, the connecting block 13 can be clamped and fixed in the connecting groove 14, the coarse grinding disc 8, the middle grinding disc 9 or the fine grinding disc 10 can be installed and fixed, and the coarse grinding disc 8, the middle grinding disc 9 or the fine grinding disc 10 can be quickly replaced.

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

Claims

1. Grinding device is used in production of secret rod-type pump disk seat, a serial communication port, include:

The polishing device comprises a polishing box (1), wherein a clamping assembly and a servo electric cylinder (2) are arranged in the polishing box (1), the output end of the servo electric cylinder (2) is connected with a connecting cover (3), a first servo motor (4) is arranged in the connecting cover (3), the connecting cover (3) is connected with a rotating plate (5) through the connecting assembly, the output end of the first servo motor (4) is connected with the rotating plate (5), a connecting plate (6) is connected to the rotating plate (5) through a moving assembly, a plurality of second servo motors (7) are arranged on the connecting plate (6), the output ends of the second servo motors (7) are respectively connected with a coarse grinding disc (8), a middle grinding disc (9) and a fine grinding disc (10) through a replacement mechanism, and an infrared sensor (11) is arranged on the connecting plate (6);

The replacing mechanism comprises a fixed block (12), a connecting block (13) and a clamping assembly, wherein the fixed block (12) is connected with the output end of the second servo motor (7), the connecting block (13) is respectively connected with the coarse grinding disc (8), the middle grinding disc (9) and the fine grinding disc (10), a connecting groove (14) for connecting the connecting block (13) is formed in the fixed block (12), and the connecting block (13) is fixed in the connecting groove (14) through clamping of the clamping assembly.

2. The polishing device for producing the valve seat of the underground rod pump according to claim 1, wherein the clamping assembly comprises a bottom plate (15), two side plates (16), two electric pushing rods (17) and two clamping plates (18), the bottom plate (15) is fixedly connected in the polishing box (1), the two side plates (16) are fixedly arranged on two sides of the bottom plate (15), the two electric pushing rods (17) are fixedly arranged on the two side plates (16), and the output ends of the two electric pushing rods (17) are connected with the clamping plates (18).

3. The polishing device for producing the valve seat of the underground rod pump according to claim 2, wherein the base plate (15) is provided with a first rubber layer (19), and one side of the clamping plate (18) away from the electric push rod (17) is provided with a second rubber layer (20).

4. The polishing device for producing an underground rod pump valve seat according to claim 1, wherein the connecting assembly comprises a limiting ring (21) and a plurality of balls (22), the limiting ring (21) is fixedly connected to one end of the connecting cover (3), a limiting groove (23) for rotationally connecting the limiting ring (21) with one end of the connecting cover (3) is formed in the rotating plate (5), the balls (22) are rotationally connected to the limiting ring (21), and a rotating groove (24) for rotationally connecting the balls (22) is formed in the upper end of the limiting groove (23).

5. The polishing device for producing the valve seat of the underground rod pump according to claim 1, wherein the moving assembly comprises a driving motor (25), a threaded rod (26) and a moving block (27), a moving groove (28) for rotationally connecting the threaded rod (26) is formed in the rotating plate (5), the driving motor (25) is installed at one end of the rotating plate (5), the output end of the driving motor (25) is connected with the extending end of the threaded rod (26) penetrating through the moving groove (28), the moving block (27) is in threaded connection with the threaded rod (26), and the moving block (27) is connected with the connecting plate (6).

6. The polishing device for producing an underground rod pump valve seat according to claim 5, wherein a mounting plate (29) is mounted on one side of the rotating plate (5), the driving motor (25) is mounted on the mounting plate (29), and a balancing weight (30) is arranged at one end, far away from the mounting plate (29), of the rotating plate (5).

7. The polishing device for producing an underground rod pump valve seat according to claim 1, wherein the clamping assembly comprises a return spring (31) and two clamping blocks (32), an installation groove (33) for connecting the return spring (31) is formed in the connecting block (13), two ends of the return spring (31) are connected with the clamping blocks (32), clamping grooves (34) are formed in two sides of the connecting groove (14), and the clamping blocks (32) penetrate through the installation groove (33) and are clamped in the clamping grooves (34).