CN210660824U

CN210660824U - Precision casting piston rod

Info

Publication number: CN210660824U
Application number: CN201921541928.5U
Authority: CN
Inventors: 聂前柱
Original assignee: Dongying Huayang Metal Products Co Ltd
Current assignee: Dongying Huayang Metal Products Co Ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-06-02
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses a precision casting's piston rod, which comprises a piston, the mounting groove has been seted up to the inside of piston, the chamber has not been seted up to the both sides outer wall of mounting groove equally divide, the upper surface symmetry of piston has seted up flutedly, the inside of mounting groove is equipped with the body of rod, other fixedly connected with fixed block, two are equallyd divide to the both sides outer wall of the body of rod one side outer wall that the fixed block is in opposite directions and has do not seted up the fixed slot, the inside of recess is equipped with the push rod, the bottom of push rod is rotated and is connected with the gyro wheel, the top fixedly connected with push pedal of push rod, the inside fixedly connected with slide bar in chamber, the outer wall slip of slide. The utility model relates to a simply, convenient operation is convenient for install and dismantle the body of rod, improves staff's work efficiency, reduces the staff trouble at work.

Description

Precision casting piston rod

Technical Field

The utility model relates to a piston rod technical field, in particular to precision casting's piston rod.

Background

The piston rod is a connecting component for supporting the piston to do work, most of the piston rod is applied to an oil cylinder and an air cylinder movement executing component, and the piston rod is a moving component with frequent movement and high technical requirement, taking the hydraulic oil cylinder as an example and comprising the following components: the cylinder barrel, the piston rod, the piston and the end cover. The quality of the processing quality directly influences the service life and the reliability of the whole product.

The prior patent (publication number: CN203230667U) is a centering device convenient for installing a piston rod, which comprises a body and is characterized in that: the hydraulic cylinder body is characterized in that an upper channel used for installing a piston rod and a lower channel used for fixing a hydraulic cylinder are arranged on the body, the lower channel is cylindrical, the upper channel is conical, the diameter a of the upper end face of the upper channel is larger than the diameter b of the lower end face, and a limiting step is formed between the lower end face of the upper channel and the cylindrical lower channel.

In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. the device adopts a plurality of bolts for fixing, so that the operation is slow and labor is wasted; 2. in the prior art, the piston rod is troublesome to disassemble and assemble, and a large amount of time is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a precision casting's piston rod 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 piston rod for precision casting comprises a piston, wherein an installation groove is arranged in the piston, the outer walls of two sides of the installation groove are respectively provided with a cavity, the upper surface of the piston is symmetrically provided with grooves, the inside of the mounting groove is provided with a rod body, the outer walls of the two sides of the rod body are respectively and fixedly connected with a fixed block, the outer wall of one side of the two fixed blocks opposite to each other is respectively provided with a fixed groove, a push rod is arranged inside the groove, the bottom of the push rod is rotatably connected with a roller, the top end of the push rod is fixedly connected with a push plate, a slide bar is fixedly connected inside the cavity, a moving plate is sleeved on the outer wall of the slide bar in a sliding manner, a spring and a telescopic rod are fixedly connected between the movable plate and the cavity, a movable rod is arranged between the spring and the telescopic rod, the movable plate is characterized in that a clamping block is fixedly connected to one end, far away from the movable plate, of the movable rod, and an arc-shaped plate is fixedly connected to the outer wall of one side, far away from the clamping block, of the movable plate.

Further, the roller is positioned in the cavity, and the push plate is positioned above the piston.

Furthermore, the spring is sleeved with the sliding rod in a sliding mode, and the spring is located above the telescopic rod.

Furthermore, the telescopic rod comprises a first connecting rod, and a second connecting rod is sleeved inside the first connecting rod in a sliding mode.

Furthermore, the movable rod is located on the outer wall of the movable plate, and the movable rod is fixedly connected with the movable plate.

Furthermore, the inside symmetrical screw thread of push pedal has cup jointed the gim peg, the push pedal is through two fixed connection between gim peg and the piston.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a precision casting's piston rod, through being provided with push rod, gyro wheel, push pedal, slide bar, movable plate and carriage release lever, the carriage release lever promotes in the fixture block enters into the fixed slot, just so can fix the body of rod on the piston.

2. The utility model discloses a precision casting's piston rod, spring for the movable plate resumes original state, can make the fixture block break away from the inside of fixed slot like this.

Drawings

Fig. 1 is a schematic view of the overall structure of a precision-cast piston rod according to the present invention;

fig. 2 is an enlarged view of the structure at a position a of the piston rod of the precision casting of the present invention.

In the figure: 1. a piston; 2. mounting grooves; 3. a shaped cavity; 4. a groove; 5. a rod body; 6. a fixed block; 7. fixing grooves; 8. a push rod; 9. a roller; 10. pushing the plate; 11. a slide bar; 12. moving the plate; 13. a spring; 14. a telescopic rod; 15. a travel bar; 16. a clamping block; 17. an arc-shaped plate; 18. and (6) fixing the bolt.

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. 1-2, a precision casting piston rod comprises a piston 1, wherein a mounting groove 2 is formed in the piston 1, a cavity 3 is respectively formed on the outer walls of two sides of the mounting groove 2, grooves 4 are symmetrically formed on the upper surface of the piston 1, a rod body 5 is arranged in the mounting groove 2, fixed blocks 6 are respectively fixedly connected to the outer walls of two sides of the rod body 5, fixed grooves 7 are respectively formed on the outer walls of two opposite sides of the fixed blocks 6, a push rod 8 is arranged in the groove 4, a roller 9 is rotatably connected to the bottom of the push rod 8, a push plate 10 is fixedly connected to the top end of the push rod 8, a slide rod 11 is fixedly connected to the inner side of the cavity 3, a movable plate 12 is slidably sleeved on the outer wall of the slide rod 11, a spring 13 and a telescopic rod 14 are fixedly connected between the movable plate 12 and the cavity 3, and a, a clamping block 16 is fixedly connected to one end, far away from the moving plate 12, of the moving rod 15, and an arc-shaped plate 17 is fixedly connected to the outer wall of one side, far away from the clamping block 16, of the moving plate 12.

Wherein the roller 9 is located inside the cavity 3 and the push plate 10 is located above the piston 1.

The spring 13 is sleeved with the sliding rod 11 in a sliding manner, and the spring 13 is located above the telescopic rod 14.

The telescopic rod 14 includes a first connecting rod, and a second connecting rod is slidably sleeved inside the first connecting rod.

The moving rod 15 is located on the outer wall of the moving plate 12, and the moving rod 15 is fixedly connected with the moving plate 12.

The inner symmetrical threads of the push plate 10 are sleeved with fixing bolts 18, and the push plate 10 is fixedly connected with the piston 1 through the two fixing bolts 18.

The working principle is as follows: when the device is used, the push plate 10 is pushed, the push plate 10 pushes the push rod 8 to move downwards, the push rod 8 pushes the roller 9 to move downwards, the roller 9 and the arc-shaped plate 17 slide relatively, the arc-shaped plate 17 pushes the moving plate 12 to move on the sliding rod 11, the moving plate 12 pushes the moving rod 15 to move, the moving rod 15 pushes the fixture block 16 to enter the fixing groove 7, and therefore the rod body 5 can be fixed on the piston 1; when the roller 9 is separated from the arc-shaped plate 17, the movable plate 12 enables the movable plate 12 to restore to the original state under the action of the elastic force of the spring 13, so that the fixture block 16 can be separated from the inside of the fixed groove 7, and the rod body 5 can be conveniently detached; the utility model relates to a simply, convenient operation is convenient for install and dismantle the body of rod 5, improves staff's work efficiency, reduces the staff trouble at work.

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. A precision-cast piston rod comprising a piston (1), characterized in that: the mounting groove (2) is formed in the piston (1), the outer walls of two sides of the mounting groove (2) are equally divided into cavities (3), the upper surface of the piston (1) is symmetrically provided with grooves (4), the inside of the mounting groove (2) is provided with a rod body (5), the outer walls of two sides of the rod body (5) are equally divided into fixedly connected fixed blocks (6), two outer walls of one opposite side of each fixed block (6) are equally divided into fixed grooves (7), a push rod (8) is arranged in each groove (4), the bottom of each push rod (8) is rotatably connected with a roller (9), the top end of each push rod (8) is fixedly connected with a push plate (10), the inner part of each cavity (3) is fixedly connected with a slide rod (11), the outer wall of each slide rod (11) is slidably sleeved with a movable plate (12), and a spring (13) and a telescopic rod (14) are fixedly connected, be equipped with carriage release lever (15) between spring (13) and telescopic link (14), one end fixedly connected with fixture block (16) of movable plate (12) are kept away from in carriage release lever (15), one side outer wall fixedly connected with arc (17) of fixture block (16) are kept away from in movable plate (12).

2. A precision cast piston rod according to claim 1, characterized in that: the roller (9) is positioned inside the cavity (3), and the push plate (10) is positioned above the piston (1).

3. A precision cast piston rod according to claim 1, characterized in that: the spring (13) is in sliding sleeve connection with the sliding rod (11), and the spring (13) is located above the telescopic rod (14).

4. A precision cast piston rod according to claim 1, characterized in that: the telescopic rod (14) comprises a first connecting rod, and a second connecting rod is sleeved in the first connecting rod in a sliding mode.

5. A precision cast piston rod according to claim 1, characterized in that: the moving rod (15) is located on the outer wall of the moving plate (12), and the moving rod (15) is fixedly connected with the moving plate (12).

6. A precision cast piston rod according to claim 1, characterized in that: the inner symmetrical threads of the push plate (10) are sleeved with fixing bolts (18), and the push plate (10) is fixedly connected with the piston (1) through the two fixing bolts (18).