CN216542666U

CN216542666U - A refiner for ball valve case

Info

Publication number: CN216542666U
Application number: CN202123301063.5U
Authority: CN
Inventors: 贺坤坤; 姜慧
Original assignee: Wenzhou Artech Machinery Technology Co ltd
Current assignee: Wenzhou Artech Machinery Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-17
Anticipated expiration: 2031-12-16

Abstract

The utility model belongs to the technical field of ball valve manufacturing, in particular to a refiner for a ball valve core, which comprises a frame and also comprises: the steering mechanism is arranged on the rack; the mounting seat is arranged on the rack in a sliding manner, and a rotating seat is arranged on the mounting seat in a rotating manner; the grinding mechanism is arranged on the rotating seat; the swinging mechanism is connected with the rotating seat; wherein, grind mechanism including the symmetry set up at the grinding subassembly that rotates a seat both ends, grinding subassembly includes: a grinding head for contacting the valve core to grind the valve core; the rotary driving piece is used for driving 4 the grinding head to rotate; and the linear cylinder is arranged on the rotating seat, connected with the grinding head and used for driving the grinding head to linearly move on the rotating seat. Compare in current hydraulic structure, the slide rail cylinder mode of adopting in this patent, its whole operation gets up more stably, can not shake in the operation to can not influence the grinding effect of grinding head to the case.

Description

A refiner for ball valve case

Technical Field

The utility model belongs to the technical field of ball valve manufacturing, and particularly relates to a refiner for a ball valve core.

Background

In order to meet the sealing performance requirement of the ball valve, the ball body of the ball valve is usually ground. The existing refiner comprises a steering mechanism used for connecting a ball body and providing power for rotating the ball body, a grinding mechanism used for grinding the ball body, a mounting seat used for mounting a valve core of a ball valve and a swing mechanism used for driving the rotating seat, wherein the existing grinding mechanism is driven by a hydraulic oil cylinder device, and the power head can shake due to structural reasons, so that the refining effect is influenced.

Disclosure of Invention

The utility model aims to provide a refiner for a ball valve core with stable driving.

The purpose of the utility model is realized as follows:

a refiner for a ball valve cartridge comprising a frame and further comprising:

the steering mechanism is arranged on the frame and used for connecting the valve core and providing power for the rotation of the valve core;

the mounting seat is arranged on the rack in a sliding manner, and a rotating seat is arranged on the mounting seat in a rotating manner;

the grinding mechanism is arranged on the rotating seat and is used for grinding the valve core; and

the swinging mechanism is connected with the rotating seat and is used for driving the rotating seat to swing back and forth;

wherein, grind mechanism including the symmetry set up at the grinding subassembly that rotates a seat both ends, grinding subassembly includes:

a grinding head for contacting the valve core to grind the valve core;

the rotary driving piece is used for driving 4 the grinding head to rotate; and

and the linear cylinder is arranged on the rotating seat, connected with the grinding head and used for driving the grinding head to linearly move on the rotating seat.

Furthermore, the rotary driving piece comprises a rotary bracket, and a main shaft connected with the grinding head is arranged in the rotary bracket; the rotating bracket is also provided with a fixed bracket, the fixed bracket is provided with a rotating motor, and a motor shaft of the rotating motor is provided with a transmission belt which is connected with and drives the main shaft.

Furthermore, the rotating seat is also provided with a slide rail and a slide plate which is arranged on the slide rail in a sliding manner, and the slide plate is fixed with the grinding head; the linear cylinder is arranged at one end of the sliding plate and used for driving the sliding plate to move on the sliding rail.

The buffer device comprises a buffer abutting block fixed on the sliding plate and a hydraulic buffer positioned in the running direction of the buffer abutting block, and the buffer abutting block abuts against the hydraulic buffer to buffer the movement of the sliding plate.

Further, the hydraulic buffer is fixed on the lateral wall of the rotating seat, and the buffer abutting block comprises a transverse section extending towards the outer side and an abutting section extending downwards at the tail end of the transverse section.

Furthermore, the swing mechanism comprises a swing motor fixedly arranged on one side of the mounting seat, a disc is installed at the output end of the second power source, a first connecting shaft is eccentrically arranged on the disc, a connecting seat is arranged at one end of the rotating seat, a second connecting shaft is arranged in the connecting seat through a bearing, and the first connecting shaft is connected with the second connecting shaft through a connecting rod.

Further, steering mechanism is including setting up the base of mount pad both sides is provided with first unit head and second unit head on two bases respectively, presss from both sides between first unit head and the second unit head and is equipped with the dwang, and the dwang middle part is connected through interior bloated anchor clamps the case.

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

compared with the existing hydraulic structure, the sliding rail cylinder mode adopted in the hydraulic grinding machine is more stable in overall operation and cannot shake during operation, so that the grinding effect of the grinding head on the valve core cannot be influenced; moreover, the sliding rail cylinder driving mode is integrally stable, and the installation is easy, convenient and quick to manufacture.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the structure at the rotating seat.

Fig. 3 is a schematic view of the structure at the straight line cylinder.

FIG. 4 is a schematic diagram of a polishing assembly.

Fig. 5 is a schematic structural view of the swing mechanism.

The reference numerals in the figures denote the meanings:

1. a steering mechanism; 11. a base; 12. a first power head; 13. a second power head; 14. rotating the rod; 2. a mounting seat; 3. a rotating seat; 31. a connecting seat; 32. a bearing; 4. a grinding mechanism; 41. a grinding head; 42. rotating the driving member; 421. rotating the bracket; 422. a main shaft; 423. fixing a bracket; 424. rotating the motor; 425. a drive belt; 426. a driving wheel; 43. a linear cylinder; 44. a slide rail; 45. a slide plate; 46. buffering the resisting block; 461. a transverse segment; 462. an abutting section; 47. a hydraulic buffer; 5. a swing mechanism; 51. a swing motor; 52. a disc; 53. a first connecting shaft; 54. a second connecting shaft; 55. a connecting rod; 6. a valve core; 7. and a frame.

Detailed Description

The utility model is further described below with reference to specific examples:

a refiner for ball valve cartridges, as shown in figure 1, comprising a frame 7, further comprising:

the steering mechanism 1 is arranged on the frame 7 and is used for connecting the valve core 6 and providing power for the rotation of the valve core 6;

the mounting seat 2 is arranged on the rack 7 in a sliding manner, and a rotating seat 3 is arranged on the mounting seat in a rotating manner;

the grinding mechanism 4 is arranged on the rotating seat 3 and is used for grinding the valve core 6; and

the swinging mechanism 5 is connected with the rotating seat 3 and is used for driving the rotating seat 3 to swing back and forth;

as shown in fig. 1, a long strip-shaped sliding table is arranged on the frame 7, and the steering mechanism 1 is arranged on two sides of the sliding table; the sliding table is provided with a mounting seat 2 matched with the width of the sliding table, a swing shaft is arranged in the mounting seat 2, and the mounting seat 2 is connected with the rotating seat 3 through the swing shaft; the rotating seats 3 and the sliding tables are arranged in a staggered manner and are distributed in a cross manner; the swing mechanism 5 is connected to one end of the rotating base 3, and as shown in fig. 5 in particular, the swing mechanism 5 includes a swing motor 51 fixedly arranged on one side of the rotating base, a disc 52 is mounted at an output end of the swing motor 51, and a first connecting shaft 53 is eccentrically arranged on the disc 52; one end of the rotating seat 3 is provided with a connecting seat 31, a second connecting shaft 54 is arranged in the connecting seat 31 through a bearing 32, the first connecting shaft 53 is connected with the second connecting shaft 54 through a connecting rod 55, the rotation of the swing motor 51 drives the rotating seat 3 to swing back and forth,

as shown in fig. 1, the steering mechanism 1 includes bases 11 vertically disposed on two sides of the mounting base 2, and a first power head 12 and a second power head 13 are respectively disposed on the two bases 11; the first power head 12 and the second power head 13 are both connected with a motor for driving the first power head 12 and the second power head 13 to rotate, and the first power head 12 and the second power head 13 are both provided with a clamping claw part facing the mounting seat 2, and the clamping claw part is used for fixing the rotating rod 14; the rotating rod 14 is clamped between the first power head 12 and the second power head 13, and the middle of the rotating rod 14 is connected with the valve core 6 through an internal expansion clamp. The steering mechanism 1 drives the valve core 6 to rotate at a high speed, so that the grinding mechanism 4 can grind the valve core 6 conveniently.

As shown in fig. 2, the grinding mechanism 4 includes grinding assemblies symmetrically disposed at two ends of the rotary seat 3, and since the valve core 6 is disposed between the first power head 12 and the second power head 13 through the rotary rod 14, and the rotary seat 3 and the sliding table are disposed in a staggered manner, the grinding assemblies can be made to face the arc surface of the valve core 6, so that grinding work can be performed; in this patent, the grinding assembly includes:

a polishing head 41 for polishing the valve element 6 by contacting the same;

a rotary drive 42 for driving the grinding head 41 to rotate; and

and the linear air cylinder 43 is arranged on the rotating seat, is connected with the grinding head 41 and is used for driving the grinding head 41 to linearly move on the rotating seat.

The polishing head 41 specifically includes a chuck and a valve seat fixed to the chuck, and performs polishing by causing the valve seat to abut against the valve body 6 and rotating the valve body 6 at a high speed. The rotary driving element 42 specifically comprises a spindle 422 connected with the grinding head 41, and a rotary support 421 is arranged outside the spindle 422; the rotating bracket 421 is a square casing, and the square casing is driven by the linear cylinder 43 to move linearly on the rotating base 3; the rotary driving member 42 further includes a fixing bracket 423, the fixing bracket 423 is provided with a rotary motor 424, and a motor shaft of the rotary motor 424 is provided with a transmission belt 425 which is connected with and drives the main shaft 422; as shown in fig. 4, the fixing bracket 423 is a box vertically disposed at the end of the rotating bracket 421, the spindle 422 and the motor shaft of the rotating motor 424 are both provided with driving wheels, the driving wheels are disposed in the box and protected, and the driving belt 425 is disposed between the two driving wheels. The rotary motor 424 is used for providing rotary power for the spindle 422, and the spindle 422 drives the grinding head 41 to rotate for grinding.

As shown in fig. 3, the linear cylinder 43 is disposed at the end of the rotary base 3, and in this patent, a slide rail 44 and a slide plate 45 slidably disposed on the slide rail 44 are further provided, the rotary bracket 421 is fixed on the slide plate 45, and the rotary bracket 421 is connected to the grinding head 41; the linear cylinder 43 is used for driving the sliding plate 45 to move on the sliding rail 44 so as to make the grinding head 41 move linearly. Compared with the existing hydraulic structure, the sliding rail and cylinder mode adopted in the patent is more stable in overall operation and cannot shake during operation, so that the grinding effect of the grinding head 41 on the valve core 6 cannot be influenced; moreover, the slide rail and the cylinder driving mode are integrally stable, and the installation is easy and convenient for quick assembly.

Furthermore, this patent still is equipped with buffer for the motion of buffering grinding head 41, reduces the impact of grinding head 41 to case 6. The buffer device specifically comprises a buffer abutting block 46 fixed on the sliding plate 45 and a hydraulic buffer 47 positioned in the running direction of the buffer abutting block 46; the hydraulic buffer 47 is specifically arranged on a side wall of the rotating seat 3, the buffer abutting block 46 is composed of two parts, including a transverse section 461 extending towards the outside, the transverse section 461 is fixed on the sliding plate 45 through a screw, the outer end of the transverse section 461 is located outside the sliding plate 45, and further including an abutting section 462, the abutting section 462 is connected to the tail end of the transverse section 461 and is arranged downwards and is coaxial with the hydraulic buffer 47; when the linear air cylinder 43 works, the sliding plate 45 is driven to move, the sliding plate 45 drives the buffer abutting block 46 to abut against the hydraulic buffer 47 while moving, and the buffer is buffered by the expansion and contraction of a hydraulic rod in the hydraulic buffer 47.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. Refiner for ball valve cartridges comprising a frame (7) and characterized in that it further comprises:

the steering mechanism (1) is arranged on the frame (7) and is used for connecting the valve core (6) and providing power for the rotation of the valve core (6);

the mounting seat (2) is arranged on the rack (7) in a sliding manner, and a rotating seat (3) is arranged on the mounting seat in a rotating manner;

the grinding mechanism (4) is arranged on the rotating seat (3) and is used for grinding the valve core (6); and

the swinging mechanism (5) is connected with the rotating seat (3) and is used for driving the rotating seat (3) to swing in a reciprocating manner;

wherein, grind mechanism (4) including the symmetry set up the grinding unit who rotates seat (3) both ends, grinding unit includes:

a polishing head (41) for polishing the valve element (6) by contacting the valve element;

a rotary drive (42) for driving the grinding head (41) to rotate; and

and the linear cylinder (43) is arranged on the rotating seat (3) and connected with the grinding head (41) and is used for driving the grinding head (41) to linearly move on the rotating seat (3).

2. A refiner for ball valve cartridges according to claim 1, wherein: the rotary driving piece (42) comprises a rotary support (421), and a main shaft (422) connected with the grinding head (41) is arranged in the rotary support (421); the rotating support (421) is also provided with a fixed support (423), the fixed support (423) is provided with a rotating motor (424), and a motor shaft of the rotating motor (424) is provided with a transmission belt (425) which is connected with and drives the main shaft (422).

3. A refiner for a ball valve cartridge according to claim 1, wherein: the rotating seat (3) is also provided with a slide rail (44) and a slide plate (45) which is arranged on the slide rail (44) in a sliding manner, and the grinding head (41) is fixed on the slide plate (45); the linear air cylinder (43) is arranged at one end of the sliding plate (45) and is used for driving the sliding plate (45) to move on the sliding rail (44).

4. A refiner for a ball valve cartridge according to claim 3, wherein: the buffer device comprises a buffer abutting block (46) fixed on the sliding plate (45) and a hydraulic buffer (47) located in the running direction of the buffer abutting block (46), and the buffer abutting block (46) abuts against the hydraulic buffer (47) to buffer the movement of the sliding plate (45).

5. A refiner for a ball valve cartridge according to claim 4, wherein: the hydraulic buffer (47) is fixed on the side wall of the rotating seat (3), and the buffer abutting block (46) comprises a transverse section (461) extending towards the outer side and an abutting section (462) extending downwards from the tail end of the transverse section (461).

6. Refiner for ball valve cartridges according to any of claims 1-5, characterized in that: swing mechanism (5) are including fixed setting up swing motor (51) of mount pad (2) one side, and disc (52) are installed to the output of second power supply, and disc (52) are gone up the eccentric first connecting axle (53) that is equipped with, it is equipped with connecting seat (31) to rotate seat (3) one end, is equipped with second connecting axle (54) through bearing (32) in connecting seat (31), links to each other through connecting rod (55) between first connecting axle (53) and the second connecting axle (54).

7. Refiner for ball valve cartridges according to any of claims 1-5, characterized in that: steering mechanism (1) is including setting up base (11) of mount pad (2) both sides are provided with first unit head (12) and second unit head (13) on two bases (11) respectively, press from both sides between first unit head (12) and second unit head (13) and be equipped with dwang (14), and dwang (14) middle part is connected through interior bloated anchor clamps case (6).