CN210476583U

CN210476583U - Three-jaw chuck for double-valve-seat match grinding machine

Info

Publication number: CN210476583U
Application number: CN201921362205.9U
Authority: CN
Inventors: 陈文锋
Original assignee: Wenzhou Yufeng Machinery Technology Co Ltd
Current assignee: Wenzhou Yufeng Machinery Technology Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-08
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a double-disk seat is three-jaw chuck for match-grinding machine, including three-jaw chuck main part, one side of three-jaw chuck main part is provided with the mounting disc, be provided with coupling mechanism between three-jaw chuck main part and the mounting disc, the outside of three-jaw chuck main part is provided with protection machanism, protection machanism's lower extreme is provided with the dead lever, one side of dead lever is provided with the fixed plate, coupling mechanism is including the fixed disc that is located one side surface of mounting disc and the restriction piece that is located one side surface of three-jaw chuck main part, one side surface of fixed disc is provided with the restriction groove, and restricts the inside that the piece is located the restriction groove, protection machanism is including the fixed circular arc board of the below of the three-jaw chuck main part. A bivalve seat is three-jaw chuck for match-grinding machine, can be convenient for dismantle, and can improve its security performance when using.

Description

Three-jaw chuck for double-valve-seat match grinding machine

Technical Field

The utility model relates to a mill field is joined in marriage to the double-disk seat, in particular to double-disk seat joins in marriage mill and uses three-jaw chuck.

Background

The valve is an important branch with unique functions in general mechanical products in China, and plays an important role in controlling the necessary flow of working media in a wide range of liquid engineering pipelines, and in order to ensure the precision of the valve in the production process of the valve, a double-valve-seat matching grinding machine is usually used for grinding the valve, wherein a valve seat used for grinding is usually fixed on the double-valve-seat matching grinding machine by using a three-jaw chuck; the three-jaw chuck for the existing double-valve-seat match mill has certain defects in use, is inconvenient to disassemble, is not safe enough in use, and brings certain adverse effects to actual use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a three-jaw chuck for double-disk seat match-grinding machine can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a three-jaw chuck for a double-valve-seat match mill comprises a three-jaw chuck main body, wherein a mounting disc is arranged on one side of the three-jaw chuck main body, a connecting mechanism is arranged between the three-jaw chuck main body and the mounting disc, a protection mechanism is arranged on the outer side of the three-jaw chuck main body, the lower end of the protection mechanism is provided with a fixed rod, one side of the fixed rod is provided with a fixed plate, the connecting mechanism comprises a fixed disc positioned on the outer surface of one side of the mounting disc and a limiting block positioned on the outer surface of one side of the three-jaw chuck body, a limiting groove is arranged on the outer surface of one side of the fixed disc, and the limiting block is positioned in the limiting groove, the protection mechanism comprises a fixed arc plate positioned below the three-jaw chuck body at the upper end of the fixed rod, the upper end of the fixed arc plate is provided with two groups of protection arc plates, and a connecting hinge is arranged between the fixed arc plate and the protection arc plates.

Preferably, the connecting mechanism further comprises a fixing screw hole formed in the outer surface of the upper end of the fixing disc and the outer surface of the upper end of the limiting block, and a fixing stud is arranged inside the fixing screw hole.

Preferably, the protection mechanism further comprises a fixing groove formed in the outer surface of the rear end of the protection arc plate, the inside of the fixing groove is provided with an adsorption magnet, and rubber rollers are arranged on the inner side outer surface of the protection arc plate and the inner side outer surface of the fixing arc plate.

Preferably, the outer surface of the lower end of the protection arc plate is movably connected with the outer surface of the upper end of the fixed arc plate through a connecting hinge, a screw is arranged between the connecting hinge and the protection arc plate, and the outer surface of the upper end of the connecting hinge is fixedly connected with the outer surface of the lower end of the protection arc plate through a screw.

Preferably, the outer surface of one side of the fixed plate is fixedly connected with the outer surface of the lower end of the fixed arc plate through a fixed rod, a soldering lug is arranged between the fixed rod and the fixed plate, and the outer surface of one side of the fixed rod is fixedly connected with the outer surface of one side of the fixed plate through the soldering lug.

Preferably, the front end surface of the adsorption magnet is fixedly connected with the rear end surface of the protection arc plate through a fixing groove, a viscose is arranged between the fixing groove and the adsorption magnet, and the outer surface of the adsorption magnet is fixedly connected with the inner side surface of the fixing groove through the viscose.

Compared with the prior art, the utility model discloses following beneficial effect has: because of the arrangement of the connecting mechanism, the fixing stud can be rotated to be separated from the fixing screw hole on the fixing disc and the fixing screw hole on the limiting block, then the three-jaw chuck body is pulled to be separated from the limiting groove on the fixing disc, the three-jaw chuck body is taken down from the mounting disc to finish the disassembly, and further the benefit of the disassembly of the three-jaw chuck body is realized, because the protecting mechanism is arranged, after the valve seat is fixed by the three-jaw chuck body, the two groups of protecting arc plates can be turned over to be closed and fixed together by the adsorbing magnet, the three-jaw chuck body is surrounded in the protecting mechanism, and simultaneously the rubber roller on the protecting arc plate and the fixing arc plate is contacted with the three-jaw chuck body, when the three-jaw chuck body rotates, the rubber roller can be driven to rotate, fixed circular arc board and protection circular arc board keep static to this avoids its three-jaw chuck main part user carelessly to touch the phenomenon that the pivoted three-jaw chuck main part and cause the incident when rotating, and then realizes its benefit that improves safety in utilization performance, and the effect of use is better for traditional mode.

Drawings

FIG. 1 is a schematic view of the overall structure of a three-jaw chuck for a double-seat match-grinding machine according to the present invention;

FIG. 2 is a cross-sectional view of the three-jaw chuck connecting mechanism for a double seat match mill of the present invention;

FIG. 3 is a schematic view of a fixed disk of a three-jaw chuck for a double seat match mill of the present invention;

fig. 4 is a cross-sectional view of the protection mechanism of the three-jaw chuck for the double-seat match-grinding machine of the present invention.

In the figure: 1. a three-jaw chuck body; 2. a connecting mechanism; 21. fixing the disc; 22. a limiting groove; 23. fixing screw holes; 24. a limiting block; 25. fixing the stud; 3. mounting a disc; 4. a protection mechanism; 41. fixing the arc plate; 42. a protective arc plate; 43. connecting a hinge; 44. fixing grooves; 45. adsorbing a magnet; 46. a rubber roller; 5. fixing the rod; 6. and (7) fixing the plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a three-jaw chuck for a double-seat match mill comprises a three-jaw chuck body 1, a mounting plate 3 is arranged on one side of the three-jaw chuck body 1, a connecting mechanism 2 is arranged between the three-jaw chuck body 1 and the mounting plate 3, a protection mechanism 4 is arranged on the outer side of the three-jaw chuck body 1, a fixing rod 5 is arranged at the lower end of the protection mechanism 4, a fixing plate 6 is arranged on one side of the fixing rod 5, the connecting mechanism 2 comprises a fixing disc 21 positioned on the outer surface of one side of the mounting plate 3 and a limiting block 24 positioned on the outer surface of one side of the three-jaw chuck body 1, a limiting groove 22 is arranged on the outer surface of one side of the fixing disc 21, the limiting block 24 is positioned in the limiting groove 22, the protection mechanism 4 comprises a fixing arc plate 41 positioned below the three-jaw chuck body 1 at the upper end of the, and a connecting hinge 43 is arranged between the fixed arc plate 41 and the protective arc plate 42.

The connecting mechanism 2 further comprises a fixing screw hole 23 formed in the outer surface of the upper end of the fixing disc 21 and the outer surface of the upper end of the limiting block 24, a fixing stud 25 is arranged inside the fixing screw hole 23, and the fixing stud 25 plays a role in connection and fixation; the protection mechanism 4 further comprises a fixing groove 44 formed in the outer surface of the rear end of the protection arc plate 42, an adsorption magnet 45 is arranged inside the fixing groove 44, rubber rollers 46 are arranged on the inner outer surface of the protection arc plate 42 and the inner outer surface of the fixing arc plate 41, the protection arc plate 42 plays a protection role, the adsorption magnet 45 adsorbs and fixes, and the rubber rollers 46 play a rotation role; the outer surface of the lower end of the protective arc plate 42 is movably connected with the outer surface of the upper end of the fixed arc plate 41 through a connecting hinge 43, a screw is arranged between the connecting hinge 43 and the protective arc plate 42, the outer surface of the upper end of the connecting hinge 43 is fixedly connected with the outer surface of the lower end of the protective arc plate 42 through a screw, the connecting hinge 43 plays a role in connection and turnover, and the screw plays a role in fixing the connecting hinge 43 and the protective arc plate 42 together; the outer surface of one side of the fixed plate 6 is fixedly connected with the outer surface of the lower end of the fixed arc plate 41 through the fixed rod 5, a soldering lug is arranged between the fixed rod 5 and the fixed plate 6, the outer surface of one side of the fixed rod 5 is fixedly connected with the outer surface of one side of the fixed plate 6 through the soldering lug, the fixed rod 5 and the fixed plate 6 play a role in fixing the protection mechanism 4, and the soldering lug plays a role in welding the fixed rod 5 and the fixed plate 6 together; the outer surface of the front end of the adsorption magnet 45 is fixedly connected with the outer surface of the rear end of the protection arc plate 42 through the fixing groove 44, an adhesive is arranged between the fixing groove 44 and the adsorption magnet 45, the outer surface of the adsorption magnet 45 is fixedly connected with the inner outer surface of the fixing groove 44 through the adhesive, and the adhesive plays a role of fixing the fixing groove 44 and the adsorption magnet 45 together.

It should be noted that, the utility model relates to a three-jaw chuck for a double-seat match mill, when in use, a user can install a three-jaw chuck main body 1 on a rotating shaft of the double-seat match mill through a mounting disc 3, and fix a fixing plate 6 on a casing of the double-seat match mill, namely fix a protection mechanism 4 below the three-jaw chuck main body 1, then fix the valve seat through the three-jaw chuck main body 1, and turn over two groups of protection arc plates 42, so that the two groups of protection arc plates 42 are closed and the two groups of protection arc plates 42 are fixed together by an adsorption magnet 45, when the three-jaw chuck main body 1 surrounds the protection mechanism 4, the rubber rollers 46 on the protection arc plates 42 and the fixed arc plates 41 contact with the three-jaw chuck main body 1, so that the three-jaw chuck main body 1 can drive the rubber rollers 46 to rotate during working rotation, the fixed arc plate 41 and the protection arc plate 42 are kept static, so that the phenomenon that a user carelessly touches the rotating three-jaw chuck body 1 to cause safety accidents when the three-jaw chuck body 1 rotates is avoided, if the three-jaw chuck body 1 needs to be disassembled, the user can rotate the fixing stud 25 to enable the fixing stud 25 to be separated from the fixing screw hole 23 on the fixing disc 21 and the fixing screw hole 23 on the limiting block 24, and then the user pulls the three-jaw chuck body 1 to enable the limiting block 24 on the three-jaw chuck body 1 to be separated from the limiting groove 22 on the fixing disc 21, namely the three-jaw chuck body 1 is taken down from the mounting disc 3 to complete disassembly, and the three-jaw chuck is practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a three-jaw chuck for double-disk seat match-grinding machine, includes three-jaw chuck main part (1), its characterized in that: one side of the three-jaw chuck main body (1) is provided with a mounting disc (3), a connecting mechanism (2) is arranged between the three-jaw chuck main body (1) and the mounting disc (3), the outer side of the three-jaw chuck main body (1) is provided with a protection mechanism (4), the lower end of the protection mechanism (4) is provided with a fixing rod (5), one side of the fixing rod (5) is provided with a fixing plate (6), the connecting mechanism (2) comprises a fixing disc (21) positioned on the outer surface of one side of the mounting disc (3) and a limiting block (24) positioned on the outer surface of one side of the three-jaw chuck main body (1), one outer surface of one side of the fixing disc (21) is provided with a limiting groove (22), the limiting block (24) is positioned in the limiting groove (22), the protection mechanism (4) comprises a fixing arc plate (41) positioned below the three-jaw chuck main body (1) at the upper, the upper end of the fixed arc plate (41) is provided with two groups of protection arc plates (42), and a connecting hinge (43) is arranged between the fixed arc plate (41) and the protection arc plates (42).

2. The three-jaw chuck for a double seat match mill of claim 1, wherein: the connecting mechanism (2) further comprises a fixing screw hole (23) formed in the outer surface of the upper end of the fixing disc (21) and the outer surface of the upper end of the limiting block (24), and a fixing stud (25) is arranged inside the fixing screw hole (23).

3. The three-jaw chuck for a double seat match mill of claim 1, wherein: protection machanism (4) are still including offering fixed slot (44) at the rear end surface of protection circular arc board (42), the inside of fixed slot (44) is provided with adsorption magnet (45), the inboard surface of protection circular arc board (42) and the inboard surface of fixed circular arc board (41) all are provided with rubber gyro wheel (46).

4. The three-jaw chuck for a double seat match mill of claim 1, wherein: the lower extreme surface of protection circular arc board (42) is through connecting hinge (43) and the upper end surface swing joint of fixed circular arc board (41), be provided with the screw between connection hinge (43) and protection circular arc board (42), the lower extreme surface fixed connection of upper end surface through screw and protection circular arc board (42) of connecting hinge (43).

5. The three-jaw chuck for a double seat match mill of claim 1, wherein: the outer surface of one side of fixed plate (6) passes through the lower extreme outer fixed surface of dead lever (5) and fixed circular arc board (41) to be connected, be provided with the soldering lug between dead lever (5) and fixed plate (6), the outer surface of one side of dead lever (5) passes through the soldering lug and is connected with one side outer fixed surface of fixed plate (6).

6. The three-jaw chuck for a double seat match mill of claim 3, wherein: the front end surface of adsorption magnet (45) passes through the rear end surface fixed connection of fixed slot (44) and protection circular arc board (42), be provided with the viscose between fixed slot (44) and adsorption magnet (45), the surface of adsorption magnet (45) passes through the inboard surface fixed connection of viscose and fixed slot (44).