CN217271152U

CN217271152U - Mini cylinder

Info

Publication number: CN217271152U
Application number: CN202221296445.5U
Authority: CN
Inventors: 沈斌; 徐沈烽; 祝嘉豪
Original assignee: Tengzhuo Intelligent Technology Huzhou Co ltd
Current assignee: Tengzhuo Intelligent Technology Huzhou Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-08-23
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a mini cylinder, including the piston rod, piston rod right side fixed connection piston, and the cover is equipped with hexagon nut on the piston rod, and piston outside cover is equipped with sealing protective housing, and sealing protective housing includes front end housing, cylinder and rear end cap respectively from a left side to the right side, is equipped with trapezoidal bradyseism platform in the cylinder, and the bradyseism is effectual, and life is longer, and the device accuracy is higher.

Description

Mini cylinder

Technical Field

The utility model relates to a cylinder technical field specifically is a mini cylinder.

Background

The cylinder is the pressure energy conversion with compressed air mechanical energy, actuating mechanism makes straight reciprocating motion, swing and rotary motion, be the cylinder metal parts that the guide piston carries out straight reciprocating motion in the jar, the slight vibrations that produce are strikeed to long-time piston reciprocating motion among the current mini cylinder make the piston not inseparable with being connected between the protecting sheathing very easily, influence inside leakproofness, and prior art can't effectively solve the vibrations that this piston motion brought, under mini cylinder itself is just comparatively little the condition, inside vibrations also can influence the compactness that mini cylinder and other parts are connected, there is great drawback, wait for a mini cylinder now to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mini cylinder to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a mini cylinder, includes the piston rod, piston rod right side fixed connection piston, and the cover is equipped with hexagon nut on the piston rod, and piston outside cover is equipped with the sealing protective housing, and the sealing protective housing includes front end housing, cylinder and rear end cap respectively from a left side to the right side, is equipped with trapezoidal bradyseism platform in the cylinder.

As preferred, the left side is equipped with anti-hole retainer ring in the front end housing, and anti-hole retainer ring right side is equipped with the gasket, and the gasket right side is equipped with the dust ring, and the dust ring right side is equipped with the copper sheathing, and anti-hole retainer ring, gasket, dust ring and copper sheathing all wrap up the piston, and are equipped with the second hexagon nut outside the corresponding front end housing of anti-hole retainer ring, gasket and dust ring.

Preferably, the right side of the copper sleeve is provided with a connecting channel, and the left side of the upper end of the connecting channel is connected with a first speed regulating joint.

As preferred, trapezoidal bradyseism platform sets up both sides about the piston, and trapezoidal bradyseism platform upper surface is inside sunken arc, and this arc just in time looks adaptation with the piston, and trapezoidal bradyseism platform upper surface is equipped with a plurality of evenly distributed's bradyseism piece, and the bradyseism piece form is the cube, and bradyseism piece apart from piston 0.5mm, and the material of bradyseism piece is the elastic rubber material, and the material of trapezoidal bradyseism platform is the aluminum alloy material.

As preferred, the cylinder divide into left side cylinder and right side cylinder, sets up trapezoidal bradyseism platform in the cylinder of left side, and trapezoidal bradyseism platform right side is equipped with the crash pad, and the right side cylinder leftmost is equipped with the piston seal spare, and the rightmost side is equipped with the second crash pad.

Preferably, a pore passage is arranged in the rear end cover, and an opening at the upper end of the pore passage is connected with the second speed regulating connector.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this mini cylinder utilizes trapezoidal bradyseism platform to carry out a direction and spacing effect to the motion of piston, and with the highly settlement apart from the piston 0.5mm of trapezoidal bradyseism platform, in the motion process of not interfering whole piston like this, make its volume vibrations that produce because of the striking also can be digested by the bradyseism piece on this bradyseism platform when reciprocating the work all around, make inside slight vibrations can not transmit for the outside, influence the connection between the work piece, and moreover, inside bradyseism piece can not produce frictional resistance apart from the normal condition of distance of piston yet, can not only accomplish silence bradyseism more, and make the piston motion more accurate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a perspective view of the overall structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the copper sleeve shown in FIG. 1 according to the present invention;

piston rod 1, piston 2, hexagon nut 3, sealed protective housing 4, front end housing 5, cylinder 6, rear end cap 7, trapezoidal bradyseism platform 8, anti-hole retaining ring 9, gasket 10, dust ring 11, copper sheathing 12, second hexagon nut 13, connecting channel 14, first speed governing connect 15, bradyseism piece 16, left side cylinder 17, right side cylinder 18, crashproof pad 19, piston seal 20, second crashproof pad 21, pore 22, second speed governing connect 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example (b): referring now to figures 1-3 of the drawings,

a mini cylinder comprises a piston rod 1, a piston 2 is fixedly connected to the right side of the piston rod 1, a hexagon nut 3 is sleeved on the piston rod 1, a sealing protective shell 4 is sleeved on the outer side of the piston 2, the sealing protective shell 4 respectively comprises a front end cover 5, a cylinder barrel 6 and a rear end cover 7 from left to right, and a trapezoidal cushioning table 8 is arranged in the cylinder barrel 6;

the left-most side in the front end cover 5 is provided with a reverse hole retaining ring 9, the right side of the reverse hole retaining ring 9 is provided with a gasket 10, the right side of the gasket 10 is provided with a dustproof ring 11, the right side of the dustproof ring 11 is provided with a copper sleeve 12, the reverse hole retaining ring 9, the gasket 10, the dustproof ring 11 and the copper sleeve 12 all wrap the piston 2, a second hexagon nut 13 is arranged on the outer side of the front end cover 5 corresponding to the reverse hole retaining ring 9, the gasket 10 and the dustproof ring 11, the reverse hole retaining ring 9 is installed in a round hole and used for fixing axial movement of parts, so that the connection sealing performance is better, the hardness of the copper sleeve 12 is high, the wear resistance is excellent, the seizure phenomenon is not easy to generate, the casting performance and the cutting processing performance are better, the corrosion resistance in atmosphere and fresh water is good, the connection tightness of the whole device is high, the sealing performance is strong, and the device is more reasonable and matched;

a connecting channel 14 is arranged on the right side of the copper sleeve 12, a first speed regulating joint 15 is connected to the left side of the upper end of the connecting channel 14, and the first speed regulating joint 15 is used for controlling the movement speed of the cylinder;

the trapezoidal cushioning table 8 is arranged on the upper side and the lower side of the piston 2, the upper surface of the trapezoidal cushioning table 8 is in an inward concave arc shape, the arc shape is just matched with the piston 2, the upper surface of the trapezoidal cushioning table 8 is provided with a plurality of uniformly distributed cushioning blocks 16, the shape of each cushioning block 16 is a cube, the length of each cushioning block 16 from the piston 2 is 0.5mm, the cushioning blocks 16 are made of elastic rubber materials, the trapezoidal cushioning table 8 is made of aluminum alloy materials, the trapezoidal cushioning table 8 is used for controlling the motion space of the piston 2, so that the cushioning blocks 16 cannot deflect due to factors such as vibration and the like and have certain influence on the accuracy of the device, and the slight vibration position enables the cushioning blocks 16 to perform the functions of controlling position and cushioning under the condition that the cushioning blocks 16 on the trapezoidal cushioning table 8 do not interfere with the back-and forth reciprocating motion of the piston 2, so that the internal vibration cannot be transmitted to other parts, the device has the advantages that the connection tightness of other parts of the device is better, the service life of the air cylinder is prolonged, a certain distance from the piston 2 is used for buffering in a controllable range, and the movement precision of the piston 2 cannot be influenced by a friction force for the movement of the piston under a normal condition;

the cylinder barrel 6 is divided into a left cylinder barrel 17 and a right cylinder barrel 18, a trapezoidal cushioning table 8 is arranged in the left cylinder barrel 17, an anti-collision pad 19 is arranged on the right side of the trapezoidal cushioning table 8, a piston sealing element 20 is arranged on the leftmost side of the right cylinder barrel 18, a second anti-collision pad 21 is arranged on the rightmost side of the right cylinder barrel 18, the anti-collision pad 19 and the second anti-collision pad 21 are both used for preventing parts inside from changing in certain shapes due to long-term back-and-forth reciprocating motion of the piston 2 in the motion process, so that the internal space and the device accuracy are influenced, the service life is prolonged, and the piston sealing element 20 is mainly used for sealing;

the rear end cover 7 is internally provided with a pore passage 22, an opening at the upper end of the pore passage 22 is connected with a second speed regulating joint 23, the rear end cover 7 is arranged to enable the device to be more reasonable and complete on the basis of not influencing the running space of the piston 2, and the second speed regulating joint 23 is used for controlling the moving speed of the piston 2 in the cylinder.

The working principle is as follows: mini cylinder begins to work, piston 2 and piston rod 1 receive the influence of atmospheric pressure to begin to be linear reciprocating motion, first speed governing connects 15 and second speed governing to connect 23 can adjust the gas flow rate that lets in, change the inside atmospheric pressure condition, sealed protective housing 4 plays the effect of sealed protection, make inside piston 2 be in encapsulated situation, whole device accuracy is high, the leakproofness is good, the bradyseism is effectual, the noise that the operation produced is little, the accuracy is high.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a mini cylinder, its characterized in that, includes piston rod (1), piston rod (1) right side fixed connection piston (2), and the cover is equipped with hexagon nut (3) on piston rod (1), piston (2) outside cover is equipped with sealing protective housing (4), sealing protective housing (4) include front end housing (5), cylinder (6) and rear end cap (7) respectively from a left side to the right side, be equipped with trapezoidal bradyseism platform (8) in cylinder (6).

2. The mini cylinder as claimed in claim 1, wherein a reverse hole retainer ring (9) is arranged at the leftmost side in the front end cover (5), a gasket (10) is arranged at the right side of the reverse hole retainer ring (9), a dust ring (11) is arranged at the right side of the gasket (10), a copper sleeve (12) is arranged at the right side of the dust ring (11), the piston (2) is wrapped by the reverse hole retainer ring (9), the gasket (10), the dust ring (11) and the copper sleeve (12), and a second hexagon nut (13) is arranged at the outer side of the front end cover (5) corresponding to the reverse hole retainer ring (9), the gasket (10) and the dust ring (11).

3. Mini-cylinder according to claim 2, characterised in that the right side of the copper sleeve (12) is provided with a connecting channel (14), and the left side of the upper end of the connecting channel (14) is connected with a first speed regulating joint (15).

4. The mini cylinder as claimed in claim 1, wherein the trapezoid cushioning table (8) is disposed on the upper side and the lower side of the piston (2), the upper surface of the trapezoid cushioning table (8) is an inward concave arc, the arc is just matched with the piston (2), the upper surface of the trapezoid cushioning table (8) is provided with a plurality of uniformly distributed cushioning blocks (16), the cushioning blocks (16) are cube-shaped, the distance between the cushioning blocks (16) and the piston (2) is 0.5mm, the cushioning blocks (16) are made of elastic rubber, and the trapezoid cushioning table (8) is made of aluminum alloy.

5. The mini cylinder as claimed in claim 1, wherein the cylinder (6) is divided into a left cylinder (17) and a right cylinder (18), a trapezoidal cushioning platform (8) is arranged in the left cylinder (17), a crash pad (19) is arranged on the right side of the trapezoidal cushioning platform (8), a piston sealing member (20) is arranged on the leftmost side of the right cylinder (18), and a second crash pad (21) is arranged on the rightmost side of the right cylinder (18).

6. Mini-cylinder according to claim 1, characterized in that the rear end cover (7) is provided with a duct (22), and the opening of the upper end of the duct (22) is connected with a second speed regulation joint (23).