CN215317967U

CN215317967U - Swing mechanism of ball refiner

Info

Publication number: CN215317967U
Application number: CN202121066643.8U
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: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-12-28
Anticipated expiration: 2031-05-18

Abstract

The utility model relates to the technical field of valve ball manufacturing, in particular to a swing mechanism of a ball refiner. Comprises a mounting seat, a rotating seat is rotatably arranged on the mounting seat; the power source is arranged on one side of the mounting seat and used for providing power; the disc is connected to the output end of the power source and rotates under the driving of the power source; the connecting seat is arranged on the rotating seat, and a bearing is arranged in the connecting seat; and one end of the connecting rod is eccentrically arranged on the disc, and the other end of the connecting rod is connected to the bearing. The swing mechanism adopts a power source to drive the connecting rod to eccentrically rotate so as to drive the rotating seat to swing, the connecting mode between the connecting rod and the rotating seat adopts the connecting mode between the bearing and the second connecting rod, on one hand, the bearing has better bearing capacity, on the other hand, the rotating seat is smooth in reciprocating swing, the phenomena of blockage and the like do not occur, the processing effect is ensured, the processing precision can be improved, and the product scrapping is avoided.

Description

Swing mechanism of ball refiner

Technical Field

The utility model relates to the technical field of valve ball manufacturing, in particular to a swing mechanism of a ball refiner.

Background

In order to meet the requirement of the ball valve on the corresponding sealing performance, the ball body of the ball valve is usually ground, the ball body is in contact with the valve seat when in use, and the ball body is ground in a contact grinding mode by directly adopting the valve seat matched with the ball body when in grinding.

Like the automatic machine that grinds of spheroid that chinese utility model patent number is CN201720795551.0 discloses, including the steering mechanism that carries out the fixing to the spheroid, drive steering mechanism at the reciprocating swing's of horizontal direction swing mechanism and carry out the bistrique mechanism that grinds to the spheroid, bistrique mechanism and steering mechanism are the staggered arrangement, and vertical track board is connected to swing mechanism, orders about vertical track board around the reciprocal swing of gyration shaft seat for the disk seat that presss from both sides on the bistrique can grind spheroidal each different angle. The swing mechanism is provided with an eccentric disc, the eccentric disc is hinged with a connecting rod, and the other end of the connecting rod is hinged with the longitudinal track plate, so that the longitudinal track plate is driven to swing in a reciprocating mode. In the in-service use in-process, the dynamics and the angle that directly adopt articulated mode to the vertical track board of connecting rod pulling are not well controlled for lead to pausing easily in the swing turn over direction, in case produce and pause, press from both sides the disk seat on the bistrique and just grind too much easily with spheroid contact grinding time, lead to the spheroid to grind the precision not high, set up the spheroid and scrap.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a swing mechanism of a ball refiner, which can prevent the jamming when a rotating seat swings.

The purpose of the utility model is realized as follows:

a swing mechanism of a ball refiner comprises

The mounting seat is rotatably provided with a rotating seat;

the power source is arranged on one side of the mounting seat and used for providing power;

the disc is connected to the output end of the power source and rotates under the driving of the power source;

the connecting seat is arranged on the rotating seat, and a bearing is arranged in the connecting seat;

and one end of the connecting rod is eccentrically arranged on the disc, and the other end of the connecting rod is connected to the bearing.

The disc is further eccentrically provided with a first connecting rod, a second connecting rod is arranged in the bearing inner ring, and two ends of the connecting rod are respectively connected with the first connecting rod and the second connecting rod.

A connector is arranged at one end of the connecting rod connected with the first connecting rod, and a first through hole for the first connecting rod to pass through is formed in the connector; the lower end of the second connecting rod extends into the inner ring of the bearing, the upper end of the second connecting rod extends out of the connecting seat and is provided with a second through hole, and the connecting rod penetrates through the second through hole.

The disc is further provided with a clamping groove, an opening of the clamping groove extends to the edge of the disc, a connecting block is clamped in the clamping groove, and the first connecting rod is inserted in the connecting block.

The rotating seat is connected with the mounting seat through a rotating assembly, the rotating assembly comprises a main shaft, a connecting sleeve and a bearing group, the upper end of the main shaft is connected with the rotating seat, the periphery of the main shaft is connected with the connecting sleeve through the bearing group, and the connecting sleeve is fixed on the mounting seat.

Further, the bearing set comprises a first bearing and a second bearing, and a clamping table for mounting the first bearing and the second bearing is arranged on the inner side of the connecting sleeve.

The first bearing comprises an inner ring, an outer ring and a plurality of tapered rollers distributed between the inner ring and the outer ring, and the top end of the inner ring is higher than that of the outer ring; and a retaining ring is formed at one end of the main shaft close to the rotating seat, the top end of the first inner ring is tightly attached to the retaining ring, and the bottom end of the outer ring is tightly attached to the top end face of the clamping table.

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

1. the swing mechanism adopts a power source to drive the connecting rod to eccentrically rotate so as to drive the rotating seat to swing, the connecting mode between the connecting rod and the rotating seat adopts the connecting mode between the bearing and the second connecting rod, on one hand, the bearing has better bearing capacity, on the other hand, the rotating seat is smooth in reciprocating swing, the phenomena of blockage and the like do not occur, the processing effect is ensured, the processing precision can be improved, and the product scrapping is avoided.

2. The rotating seat is connected with the mounting seat through the rotating assembly, the rotating assembly comprises a first bearing and a second bearing, the first bearing is a tapered roller bearing, the tapered roller bearing has better load capacity, and the load capacity of the second bearing is added, so that the load capacity of the whole rotating seat is obviously and greatly improved, and the rotating seat is prevented from being damaged due to long-time use.

Drawings

Fig. 1 is a schematic view of the structure of the present invention installed on a body of a ball refiner.

Fig. 2 is a schematic structural diagram of the present invention.

Figure 3 is a top view of the present invention installed on a body of a ball refiner.

Fig. 4 is a sectional view taken along line a-a of fig. 3.

Fig. 5 is a sectional view taken along line B-B of fig. 3.

Fig. 6 is a partially enlarged view of fig. 4 at C.

Fig. 7 is a partial enlarged view of fig. 4 at D.

Fig. 8 is a partial enlarged view of fig. 5 at E.

Fig. 9 is a schematic view of a link mounting structure of the present invention.

Reference numerals: 1-a power source; 2-a disc; 21-card slot; 22-connecting block; 3-mounting a base; 4-rotating the base; 5-a connecting seat; 51-a bearing; 61-first connecting rod; 62-a second connecting rod; 63-connecting rod; 64-a connector; 71-a main shaft; 711-stop collar; 72-connecting sleeve; 721-cassette; 73-a first bearing; 731-inner ring; 732-an outer ring; 733-tapered rollers; 74-second bearing.

Detailed Description

The following description of the present invention will be made in detail with reference to the accompanying drawings, in which reference is made to fig. 1 to 9.

The utility model provides a swing mechanism of spheroid refiner, as shown in figure 1, including removing mount pad 3 of installing on spheroid refiner organism 8, rotate on the mount pad 3 and be provided with and rotate seat 4, one side of mount pad 3 is provided with power supply 1 that is used for providing power, the output of power supply 1 rotates and is provided with disc 2, and disc 2 rotates under the drive of power supply 1. As shown in fig. 2-6, a connecting base 5 is disposed on one side of the rotating base 4 close to the power source 1, a bearing 51 is disposed inside the connecting base 5, and a connecting rod 63 is eccentrically disposed on the disc 2 and connected to the bearing 51. Specifically, a first connecting rod 61 is eccentrically arranged on the disc 2, a second connecting rod 62 is arranged in an inner ring of the bearing 51, and two ends of the connecting rod 63 are respectively connected with the first connecting rod 61 and the second connecting rod 62. The power source 1 is a motor, the output end of the motor is connected with the disc 2 through a speed reducer 11, the disc 2 is driven to rotate by the motor, and the first connecting rod 61 is eccentrically arranged on the disc 2 and drives the rotating seat 4 to swing back and forth by the connecting rod 63. The second connecting rod 62 is installed on the connecting seat 5 through the bearing 51, and the bearing 51 rolls smoothly, so that the connecting rod can swing smoothly when the rotating seat is pulled, and the phenomenon that the grinding of a subsequent refiner to a ball is influenced due to the fact that the connecting rod is blocked when the direction is adjusted is avoided.

A connector 64 is arranged at one end of the connecting rod 63 connected with the first connecting rod 61, and a first through hole for the first connecting rod 61 to pass through is formed in the connector 64; the lower end of the second connecting rod 62 extends into the inner ring of the bearing 51, the upper end of the second connecting rod extends out of the connecting seat 5 and is provided with a second through hole, and the connecting rod 63 penetrates through the second through hole.

As shown in fig. 7 and 9, a clamping groove 21 having an opening extending to the edge of the disc 2 is formed in the disc 2, a connecting block 22 is clamped in the clamping groove 21, the first connecting rod 61 is inserted into the connecting block 22, and the clamping groove 21 has an opening extending to the edge, so that the connecting block 22 can be conveniently embedded in the clamping groove 21 for installation.

The rotating seat 4 is connected with the mounting seat 3 through a rotating assembly, the rotating assembly comprises a main shaft 71, a connecting sleeve 72 and a bearing set, the upper end of the main shaft 71 is connected with the rotating seat 4, the periphery of the main shaft 71 is connected with the connecting sleeve 72 through the bearing set, and the connecting sleeve 72 is fixed on the mounting seat 3. The bearing set comprises a first bearing 73 and a second bearing 74, and a clamping platform 721 for mounting the first bearing 73 and the second bearing 74 is arranged inside the connecting sleeve 72.

The first bearing 73 is a tapered roller bearing and comprises an inner ring 731, an outer ring 732 and a plurality of tapered rollers 733 which are distributed between the inner ring 731 and the outer ring 732, wherein the top end of the inner ring 731 is higher than the top end of the outer ring 732; a stop ring 711 is formed at one end of the main shaft 71 close to the rotating seat 4, the top end of the first inner ring 731 is tightly attached to the stop ring 711, and the bottom end of the outer ring 732 is tightly attached to the top end surface of the clamping platform 721. In the in-service use, need the heavier grinding mechanism of installation quality on rotating the seat, have great requirement to the bearing capacity and the smooth degree of rotation that rotate the seat, consequently, adopt the structure of duplex bearing to set up rotating assembly, not only have better bearing capacity, still possess smooth pivoted advantage.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A swing mechanism of a ball refiner is characterized in that: comprises that

The mounting seat (3) is rotatably provided with a rotating seat (4);

the power source (1) is arranged on one side of the mounting seat (3) and used for providing power;

the disc (2) is connected to the output end of the power source (1) and is driven by the power source (1) to rotate;

a connecting seat (5) which is arranged on the rotating seat (4) and is internally provided with a bearing (51);

a connecting rod (63) having one end eccentrically disposed on the disc (2) and the other end connected to the bearing (51).

2. The oscillating mechanism of a ball refiner of claim 1, characterized in that: a first connecting rod (61) is eccentrically arranged on the disc (2), a second connecting rod (62) is arranged in an inner ring of the bearing (51), and two ends of the connecting rod (63) are respectively connected with the first connecting rod (61) and the second connecting rod (62).

3. The oscillating mechanism of a ball refiner of claim 2, characterized in that: one end of the connecting rod (63) connected with the first connecting rod (61) is provided with a connector (64), and a first through hole for the first connecting rod (61) to pass through is formed in the connector (64); the lower end of the second connecting rod (62) extends into the inner ring of the bearing (51), the upper end of the second connecting rod extends out of the connecting seat (5) and is provided with a second through hole, and the connecting rod (63) penetrates through the second through hole.

4. The oscillating mechanism of a ball refiner according to claim 2 or 3, characterized in that: the disc (2) is provided with a clamping groove (21) with an opening extending to the edge of the disc (2), a connecting block (22) is clamped in the clamping groove (21), and the first connecting rod (61) is inserted in the connecting block (22).

5. The oscillating mechanism of a ball refiner according to any one of claims 1-3, characterized in that: rotate seat (4) through rotating assembly with mount pad (3) link to each other, rotating assembly includes main shaft (71), adapter sleeve (72) and bearing group, main shaft (71) upper end with rotate seat (4) and link to each other, main shaft (71) periphery passes through the bearing group and links to each other with adapter sleeve (72), and adapter sleeve (72) are fixed on mount pad (3).

6. The oscillating mechanism of a ball refiner of claim 5, characterized in that: the bearing group comprises a first bearing (73) and a second bearing (74), and a clamping table (721) for mounting the first bearing (73) and the second bearing (74) is arranged on the inner side of the connecting sleeve (72).

7. The oscillating mechanism of a ball refiner of claim 6, characterized in that: the first bearing (73) comprises an inner ring (731), an outer ring (732) and a plurality of tapered rollers distributed between the inner ring (731) and the outer ring (732), and the top end of the inner ring (731) is higher than that of the outer ring (732); a stop ring (711) is formed at one end, close to the rotating seat (4), of the main shaft (71), the top end of the inner ring (731) is tightly attached to the stop ring (711), and the bottom end of the outer ring (732) is tightly attached to the top end face of the clamping platform (721).