CN104500494B - It is applicable to cylinder stroke amplification mechanism and the method for work thereof of small space - Google Patents

Abstract

The invention provides a cylinder stroke amplifying mechanism suitable for narrow spaces, comprising a mounting seat, a cylinder mechanism and an amplifying mechanism; the mounting seat is provided with a hinge seat 1, a hinge seat 2 and a linear bearing; the cylinder mechanism includes a cylinder body, a cylinder body The end is set on the hinge seat one, the front end of the cylinder body is connected to one end of the piston rod, the other end of the piston rod is connected to one end of the Y-shaped joint one, and the other end of the Y-shaped joint one is set on the amplification mechanism; the amplification mechanism includes a rocker, a rocker One end is arranged on the hinge seat 2, the other end of the rocker is connected to one end of the connecting rod, the other end of the connecting rod is connected to one end of the Y-shaped joint 2, the other end of the Y-shaped joint 2 is connected to one end of the telescopic rod, and the other end of the telescopic rod penetrates into the linear bearing; The other end of the Y-shaped joint one is arranged on the rocker. The invention also provides a working method of the cylinder stroke amplification mechanism suitable for narrow spaces. The mechanism provided by the invention has the advantages of simple structure, good transmission performance and stable movement, and can adjust different amplifying strokes within a certain range.

Description

Cylinder Stroke Enlargement Mechanism Applicable to Narrow Space and Its Working Method

technical field

The invention relates to a cylinder stroke amplification mechanism, in particular to a cylinder stroke amplification mechanism suitable for narrow spaces and a working method thereof, belonging to the field of high-end equipment.

Background technique

In the existing cylinder mechanism, there are two ways to realize the large stroke, using a large stroke cylinder or using a multi-stage cylinder. These two methods all need to have the cylinder axial expansion and contraction space corresponding to the large stroke, and it is difficult to ensure the stability of the movement. Therefore, neither of these two methods can achieve a large stroke for occasions where the space is small and the motion stability is high.

Contents of the invention

The technical problem to be solved by the present invention is to provide a cylinder stroke amplification mechanism and its working method that can realize large stroke and smooth movement in a narrow space.

In order to solve the above technical problems, the technical solution of the present invention is to provide a cylinder stroke amplification mechanism suitable for narrow spaces, which is characterized in that it includes a mounting seat, a cylinder mechanism and an amplification mechanism;

The mounting seat is used to install the cylinder mechanism and the amplification mechanism on the machine, and the mounting seat is provided with hinge seat 1, hinge seat 2 and linear bearings;

The cylinder mechanism provides power for the amplification mechanism. The cylinder mechanism is composed of a cylinder body, a piston rod and a Y-shaped joint. The end of the cylinder body is set on the hinge seat one. One end, the other end of the Y-shaped joint is set on the amplification mechanism;

The amplifying mechanism amplifies the stroke of the cylinder. The amplifying mechanism is composed of a rocker, a connecting rod, a Y-shaped joint 2 and a telescopic rod. One end of the joint 2, the other end of the Y-shaped joint 2 is connected to one end of the telescopic rod, and the other end of the telescopic rod penetrates into the linear bearing; the other end of the Y-shaped joint 1 is arranged on the rocker.

Preferably, the first hinge seat and the second hinge seat are arranged at the same linear position on the mounting seat, and the linear bearing is arranged at the upper end of the linear position.

Preferably, the rocker is provided with a long waist hole, and the position of the Y-shaped joint in the rocker can be adjusted in the long waist hole.

The present invention also provides a working method of the cylinder stroke amplification mechanism suitable for narrow spaces, which is characterized in that: using the cylinder stroke amplification mechanism suitable for narrow spaces, the working process is as follows: under the action of compressed air, the piston The rod expands and contracts in the cylinder body, driving the rocker to rotate around the hinge seat 2, and the cylinder body swings around the hinge seat 1 at the same time; the connecting rod rotates around the Y-shaped joint 2 under the drive of the rocker, and the telescopic rod is driven by the connecting rod in a straight line The reciprocating movement in the bearing, the movement stroke of the telescopic rod is the enlarged cylinder stroke.

Preferably, for different stroke amplification requirements, it can be realized by adjusting the position of the Y-shaped joint in the long waist hole of the rocker; When it is necessary to reduce the amplifying stroke, move the position of the Y-shaped joint one in the long waist hole of the rocker down.

Compared with the prior art, the present invention has the following beneficial effects:

(1) Realize the reciprocating motion with a large stroke in a small space with a simple method;

(2) Simple structure, good transmission performance and stable movement;

(3) Different amplifying strokes can be adjusted within a certain range.

Description of drawings

Fig. 1 is a schematic diagram of a cylinder stroke amplification mechanism suitable for a narrow space provided by the present invention;

Fig. 2 is a schematic diagram of the limit position of the piston rod of the cylinder;

Fig. 3 is a schematic diagram of the retraction limit position of the piston rod of the cylinder.

detailed description

In order to make the present invention more comprehensible, a preferred embodiment is described in detail below with accompanying drawings.

Figure 1 is a schematic diagram of a cylinder stroke amplification mechanism suitable for a narrow space provided by the present invention. The cylinder stroke amplification mechanism suitable for a narrow space includes a mounting seat 1, a cylinder mechanism 2 and an amplification mechanism 3, and the mounting seat 1 is used for the cylinder. The mechanism 2 and the amplifying mechanism 3 are installed on the machine, the cylinder mechanism 2 provides power for the amplifying mechanism 3, and the amplifying mechanism 3 amplifies the stroke of the cylinder.

Mounting seat 1 is provided with hinge seat one 11, hinge seat two 12 and linear bearing 13, hinge seat one 11 and hinge seat two 12 are installed on the same linear position on the mounting seat 1, and linear bearing 13 is installed at the upper end of the linear position .

The cylinder mechanism 2 is made up of a cylinder body 21, a piston rod 22 and a Y-shaped joint-23. The end of the cylinder body 21 is installed on the hinge seat-11. One end of joint one 23, the other end of Y-shaped joint one 23 is installed on the amplification mechanism 3.

Amplifying mechanism 3 is made up of rocking bar 31, connecting rod 32, Y-shaped joint 2 33 and expansion link 34, and rocking bar 31 one ends are installed on the hinge seat 2 12, and rocking bar 31 other ends connect connecting rod 32 one ends, and connecting rod 32 other One end is connected to one end of the Y-shaped joint 2 33 , the other end of the Y-shaped joint 33 is connected to one end of the telescopic rod 34 , and the other end of the telescopic rod 34 penetrates the linear bearing 13 . The other end of the Y-shaped joint one 23 is installed in the long waist hole on the rocking bar 31 and the position in the long waist hole is adjustable.

The working process of the cylinder stroke amplification mechanism suitable for narrow spaces provided by the present invention is as follows: under the action of compressed air, the piston rod 22 expands and contracts in the cylinder body 21, driving the rocker 31 to rotate around the hinge seat 212, and at the same time, the cylinder body 21 Swing around the hinge seat 11; the connecting rod 32 rotates around the Y-shaped joint 2 33 under the drive of the rocker 31, and the telescopic rod 34 reciprocates in the linear bearing 13 under the drive of the connecting rod 32, as shown in Figure 2 and Figure 3 Shown, the motion stroke of telescopic rod 34 is exactly the enlarged cylinder stroke.

The rocking bar 31 is provided with a long waist hole, and the position of the Y-shaped joint 23 in the rocking bar 31 can be adjusted in the long waist hole. For different travel enlargement requirements, it can be realized by adjusting the position of the Y-shaped joint-23 in the long waist hole of the rocker 31. When it is necessary to increase the amplifying stroke, move up the position of the Y-shaped joint 23 in the long waist hole of the rocking bar 31; move down.

Claims (4)

1. A cylinder stroke amplification mechanism suitable for narrow spaces, characterized in that it includes a mounting seat (1), a cylinder mechanism (2) and an amplification mechanism (3): The mounting base (1) is used to install the cylinder mechanism (2) and the amplification mechanism (3) on the machine, and the mounting base (1) is provided with hinge base one (11), hinge base two (12) and linear bearing (13 ); The cylinder mechanism (2) provides power for the amplification mechanism (3). The cylinder mechanism (2) is made up of a cylinder body (21), a piston rod (22) and a Y-shaped joint (23). The end of the cylinder body (21) is located at the hinge On seat one (11), cylinder body (21) front end connects piston rod (22) one end, the other end of piston rod (22) connects Y-shaped joint one (23) one end, and the other end of Y-shaped joint one (23) is set On the enlargement mechanism (3); Amplifying mechanism (3) enlarges cylinder stroke, and amplifying mechanism (3) is made up of rocking bar (31), connecting rod (32), Y-shaped joint two (33) and expansion link (34), and rocking bar (31) one end is located at On the hinge seat two (12), the other end of the rocking bar (31) is connected to one end of the connecting rod (32), and the other end of the connecting rod (32) is connected to one end of the Y-shaped joint two (33), and the other end of the Y-shaped joint two (33) is connected to One end of the telescopic rod (34), the other end of the telescopic rod (34) penetrates in the linear bearing (13); the other end of the Y-shaped joint one (23) is located on the rocking rod (31); The first hinge seat (11) and the second hinge seat (12) are arranged on the same linear position on the installation seat (1), and the linear bearing (13) is arranged at the upper end of the linear position. 2. A cylinder stroke amplification mechanism suitable for narrow spaces according to claim 1, characterized in that: the rocker (31) is provided with a long waist hole, and the Y-shaped joint one (23) is in the rocker The position of can be adjusted in the long waist hole. 3. A working method of a cylinder stroke amplification mechanism suitable for narrow spaces, characterized in that: the cylinder stroke amplification mechanism suitable for small spaces as claimed in claim 1 or 2 is adopted, and its working process is as follows: Under the effect, the piston rod (22) expands and contracts in the cylinder body (21), drives the rocking bar (31) to rotate around the hinge seat two (12), and simultaneously the cylinder body (21) swings around the hinge seat one (11); the connecting rod ( 32) Rotate around the Y-shaped joint 2 (33) under the drive of the rocker (31), the telescopic rod (34) reciprocates in the linear bearing (13) under the drive of the connecting rod (32), and the telescopic rod (34) The movement stroke is the enlarged cylinder stroke. 4. The working method of a cylinder stroke amplification mechanism suitable for narrow spaces as claimed in claim 3, characterized in that: for different stroke amplification requirements, the Y-shaped joint (23) can be adjusted on the rocker (31 ) position in the long waist hole; when it is necessary to increase the enlargement stroke, move the position of the Y-shaped joint one (23) in the long waist hole of the rocker (31); when it is necessary to reduce the enlargement stroke, move the Y-shaped The position of joint one (23) in the long waist hole of rocking bar (31) moves down.