CN215762563U

CN215762563U - Eccentric swing flange

Info

Publication number: CN215762563U
Application number: CN202122061477.9U
Authority: CN
Inventors: 纪云龙; 李桂提; 胡建辉; 王鹏
Original assignee: Shenzhen Tianhua Precision Automation Equipment Co ltd
Current assignee: Shenzhen Tianhua Precision Automation Equipment Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-08
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of mechanical parts, and discloses an eccentric swinging flange which comprises a flange main body arranged on a fixed base through a pin shaft, wherein one side of the flange main body is provided with a fixed clamping groove for fixing, the inner wall of the fixed clamping groove is provided with a cylinder mounting hole, the surface of the flange main body is provided with a through hole capable of being inserted with the pin shaft, a cylinder is inserted into the cylinder mounting hole, and the bottom of the flange main body is provided with a round angle capable of preventing friction. This eccentric swing flange compares current well flange ears ring type structure, and this structure manufacturing procedure is few, and its simple structure and easier processing production, and the part that its supporting was used is not only quantity less simultaneously, and simple workable moreover, this structure still because the setting of cylinder installation hole site can stagger to the through hole of round pin axle male, makes its two processing position not in a plane, has improved the intensity of this structure greatly, prolongs the life of this structure.

Description

Eccentric swing flange

Technical Field

The utility model relates to the technical field of mechanical parts, in particular to an eccentric swing flange.

Background

The flange is a part for connecting shafts and is used for connecting pipe ends, the flange is also used on an inlet and an outlet of equipment and is used for connecting two pieces of equipment, and the flange is used as one of the most basic used parts in the mechanical industry and is widely applied to automatic equipment and non-standard automatic equipment, particularly the mechanical manufacturing industry develops rapidly in recent years, a cylinder has an indispensable position in the mechanical industry, and the flange used by an auxiliary cylinder is more and more.

However, the existing middle flange double-lug ring type structure has a structural mode that two sides of the middle flange double-lug ring type structure are provided with movable shafts or two movable shaft holes, the processing procedure is complicated due to structural reasons, meanwhile, the double-shaft structural mode has higher requirement on the processing precision of the coaxiality of the shafts at the two sides, the structure of two side holes can influence the strength of the structure because two processing positions are on the same plane, the service life is reduced, meanwhile, the double-lug ring type structure has the advantages that because the shafts at the two sides are of the structure of the double-shaft structure, one independent shaft seat part needs to be added for matching use, the fixing mode is not flexible, in addition, when the middle flange double-lug ring type structure is used, the mounting frame for fixing the head part of the cylinder is adopted, when the middle flange double-lug ring type structure is matched with a floating joint for use, the swinging phenomenon of the tail part of the cylinder exists, namely, the swinging is larger the longer the stroke of the cylinder is, even if the mounting frames are arranged at two sides of the tail part of the cylinder at both sides of the head part of the cylinder, the axial position from the original position to the end point in the cylinder motion can not be offset, the concentricity difference of cylinder axle and cylinder body to there is certain deviation friction and loss in the sealing washer that leads to in the cylinder and the cylinder axle, and slight eccentric wear can lead to cylinder life to shorten, can lead to the cylinder directly to damage under the condition of serious eccentric wear, is unfavorable for the use of cylinder, so needs a flange that can use to the cylinder and do the accessories.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an eccentric swing flange, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the eccentric swing flange comprises a flange main body which is installed on a fixed base through a pin shaft, wherein one side of the flange main body is provided with a fixed clamping groove for fixing, the inner wall of the fixed clamping groove is provided with a cylinder installation hole, the surface of the flange main body is provided with a through hole capable of being plugged with the pin shaft, a cylinder is plugged in the cylinder installation hole, and the bottom of the flange main body is provided with a round angle capable of preventing friction.

Optionally, the diameter of the pin shaft is matched with the inner diameter of the through hole.

Optionally, one end of the cylinder is in threaded connection with a fisheye joint, and the surface of one end of the cylinder is in threaded connection with a fixing nut.

Optionally, the size of the fixed clamping groove is matched with the size of the air cylinder.

Optionally, the number of the fixing nuts is three, and the size of one fixing nut is larger than that of the cylinder mounting hole.

Optionally, a threaded hole is formed in the upper surface of the fixing base, and a bolt for fixing the pin shaft is connected to the inner portion of the threaded hole in a threaded manner.

(III) advantageous effects

The utility model provides an eccentric swinging flange which has the following beneficial effects:

1. this eccentric swing flange compares current well flange ears ring type structure, and this structure manufacturing procedure is few, and its simple structure and easier processing production, and the part that its supporting was used is not only quantity less simultaneously, and simple workable moreover, and this structure makes two processing positions of it not in a plane because the setting of cylinder installation hole site can be staggered to round pin axle male through hole, has improved the intensity of this structure greatly, prolongs the life of this structure.

2. This eccentric swing flange, through the fixed mode of movable mounting cylinder, make the cylinder adjust the axiality of cylinder shaft and cylinder block all the time in the motion, so make its inside cylinder shaft and sealing washer normal wear, make things convenient for the operation of cylinder to the life of extension cylinder, the mounting means is more nimble simultaneously, easy to assemble and dismantlement, especially when the requirement that non-standard automation trade utilized mechanical structure space and function realization is higher, this structure can increase a selection scheme for the mechanical engineer who is engaged in the machinery trade.

Drawings

FIG. 1 is a schematic view of the present invention after installation;

FIG. 2 is a schematic view of the present invention in a disassembled configuration during installation;

FIG. 3 is a schematic view of the main structure of the flange of the present invention;

FIG. 4 is a schematic view of the backside structure of the present invention;

FIG. 5 is a schematic front view of the present invention.

In the figure: 1. a fixed base; 2. a pin shaft; 3. a flange body; 4. fixing the clamping groove; 5. a cylinder mounting hole; 6. a through hole; 7. a cylinder; 8. round corners; 9. a fisheye joint; 10. fixing a nut; 11. a threaded hole; 12. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: an eccentric swing flange comprises a flange main body 3 which is arranged on a fixed base 1 through a pin shaft 2, wherein the upper surface of the fixed base 1 is provided with a threaded hole 11, the inner part of the threaded hole 11 is in threaded connection with a bolt 12 for fixing the pin shaft 2, and the bolt 12 penetrates through the threaded hole 11 on the fixed base 1 and abuts against the pin shaft 2 in an inserted manner to be fixed;

one side of the flange main body 3 is provided with a fixed clamping groove 4 for fixing, the size of the fixed clamping groove 4 is matched with that of the air cylinder 7, so that the air cylinder 7 can be conveniently installed on the structure, the inner wall of the fixed clamping groove 4 is provided with an air cylinder installation hole 5, the surface of the flange main body 3 is provided with a through hole 6 in which the pin shaft 2 can be inserted, the structure is enabled to be arranged because the through hole 6 can be staggered with the position of the air cylinder installation hole 5, two processing positions of the structure are not in the same plane, the strength of the structure is greatly improved, the service life of the structure is prolonged, and the diameter of the pin shaft 2 is matched with the inner diameter of the through hole 6;

cylinder 7 has been pegged graft in the inside of cylinder mounting hole 5, the one end threaded connection of cylinder 7 has fisheye joint 9, make cylinder 7 connect the swing piece, make things convenient for it to do swing back and forth movement, the surface threaded connection of cylinder 7 one end has fixation nut 10, the quantity of fixation nut 10 is three, the size of one of them fixation nut 10 is greater than the size of cylinder mounting hole 5, make cylinder 7 run through cylinder mounting hole 5, rethread fixation nut 10 is fixed, install cylinder 7, the bottom of flange main part 3 is provided with fillet 8 that can prevent friction, can further improve the flexibility of this structure.

In the utility model, the working steps of the device are as follows:

1. the pin shaft 2 penetrates through the fixed base 1, is inserted into the through hole 6 of the flange main body 3, and is inserted into the threaded hole 11 through the bolt 12 to abut against the inserted pin shaft 2 for fixing, so that the flange main body 3 is installed on the fixed base 1;

2. the front end of the air cylinder 7 penetrates through an air cylinder mounting hole 5 of the flange main body 3 and is fixed through a fixing nut 10, and a fisheye joint 9 is mounted at one end of the air cylinder 7 to be connected with the air cylinder 7;

3. during operation, the structure can always adjust the coaxiality of the cylinder shaft in the cylinder 7 and the cylinder body in the movement of the cylinder 7, so that the cylinder shaft in the cylinder 7 and the sealing ring normally rub, and the purpose of prolonging the service life of the cylinder 7 is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides an eccentric swing flange, includes flange main part (3) of installing on unable adjustment base (1) through round pin axle (2), its characterized in that: the flange is characterized in that a fixing clamping groove (4) for fixing is formed in one side of the flange main body (3), a cylinder mounting hole (5) is formed in the inner wall of the fixing clamping groove (4), a through hole (6) capable of being plugged with the pin shaft (2) is formed in the surface of the flange main body (3), a cylinder (7) is inserted into the cylinder mounting hole (5), and a round corner (8) capable of preventing friction is arranged at the bottom of the flange main body (3).

2. An eccentric oscillating flange according to claim 1, characterized in that: the diameter of the pin shaft (2) is matched with the inner diameter of the through hole (6).

3. An eccentric oscillating flange according to claim 1, characterized in that: one end of the air cylinder (7) is in threaded connection with a fisheye joint (9), and the surface of one end of the air cylinder (7) is in threaded connection with a fixing nut (10).

4. An eccentric oscillating flange according to claim 1, characterized in that: the size of the fixed clamping groove (4) is matched with that of the air cylinder (7).

5. An eccentric oscillating flange according to claim 3, characterized in that: the number of the fixing nuts (10) is three, and the size of one fixing nut (10) is larger than that of the cylinder mounting hole (5).

6. An eccentric oscillating flange according to claim 1, characterized in that: the upper surface of the fixed base (1) is provided with a threaded hole (11), and the inner thread of the threaded hole (11) is connected with a bolt (12) for fixing the pin shaft (2).