CN217475284U - Hydraulic assembling machine for EFG rubber buffer - Google Patents

Abstract

The utility model relates to a EFG rubber buffer hydraulic pressure kludge belongs to rail transit vehicle overhauls equipment field, and it includes the base support, locate the compressing tightly frame subassembly at base support top and locate the compressing tightly pneumatic cylinder at base support top, compresses tightly the pneumatic cylinder drive and compresses tightly the frame subassembly and remove on the base support. The utility model discloses alleviate staff's intensity of labour, improved the assembly quality of two casings.

Description

Hydraulic assembling machine for EFG rubber buffer

Technical Field

The utility model belongs to rail transit vehicle overhauls equipment field, relates to a EFG rubber buffer hydraulic pressure kludge, especially relates to a be used for urban subway and light rail vehicle joint sealing formula coupling EFG rubber buffer special hydraulic pressure equipment.

Background

The EFG rubber buffer adopts an annular rubber buffer piece. The working principle is that the rubber elastic deformation is used for playing a role in alleviating impact. In practical application, the EFG rubber buffer is used for absorbing the impact of a train in normal running and coupling; it combines the cement buffer or the crushing pipe to satisfy the energy absorption requirement of the train collision under the higher speed simultaneously. Therefore, the coupler is commonly adopted in a coupler system of an urban rail vehicle.

The core element of the EFG rubber buffer is three groups of rubber rings, and each group of rubber rings is composed of two semicircular rubber blocks. The whole set of device comprises three groups of rubber rings, a mandrel, an upper shell, a lower shell and a positioning pin to form an EFG rubber buffer inner shell assembly; the EFG rubber buffer inner shell component, the pivot, the outer shell component and the like form the whole EFG rubber buffer device.

When the EFG rubber buffer inner shell subassembly was overhauld, three rubber ring groups of needs to be changed need compress tightly last casing, lower casing after accomplishing the change to impress two locating pins and go up casing, down between the casing decide for in the hole.

In the prior art, when an EFG rubber buffer inner shell assembly is overhauled, an upper shell, three groups of rubber rings, a mandrel, a lower shell and the like need to be assembled together manually and then a positioning pin needs to be knocked in.

Because the rubber ring has elasticity, the upper shell and the lower shell need to manually apply larger pressing force to overcome the elasticity of the rubber ring when being folded, so that the upper shell and the lower shell are folded to facilitate the knocking-in of the positioning pin.

Meanwhile, the manual pressing force is applied, so that the problem that the hole is not accurately positioned during pressing due to the fact that the upper shell and the lower shell are not guided exists, and the problem that the positioning pin cannot be frequently knocked in is solved.

In addition, the manual compression can also cause the field operation personnel to have high working labor intensity and low working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the hydraulic assembling machine for the EFG rubber buffer reduces the labor intensity of workers and improves the assembling quality of the upper shell and the lower shell.

In order to achieve the purpose, the technical scheme of the utility model an EFG rubber buffer hydraulic pressure kludge is provided, include the base support, locate the frame subassembly that compresses tightly at base support top and locating the pneumatic cylinder that compresses tightly at base support top, it drives to compress tightly the pneumatic cylinder compress tightly the frame subassembly and be in move on the base support.

Preferably, the pressing frame assembly comprises a pull rod slidably arranged on the top of the base support.

Preferably, the pull rod is vertically arranged.

Preferably, the number of the pull rods is two, and the pull rods are respectively located on two sides of the pressing hydraulic cylinder.

Preferably, the compaction hydraulic cylinder is arranged on the top of the base bracket in an inverted manner.

Preferably, the device also comprises a press pin hydraulic cylinder arranged at the top of the base bracket.

Preferably, the pressing pin hydraulic cylinder is located between the pressing hydraulic cylinder and the pull rod.

To sum up, the utility model discloses a following beneficial technological effect:

the utility model discloses a compress tightly the pneumatic cylinder drive and compress tightly frame subassembly, replace the manpower by hydraulic pressure power, realize that the mechanization of casing, lower casing folds on the EFG rubber buffer, has alleviateed staff's intensity of labour.

The utility model discloses a compress tightly the direction in two through-holes of frame subassembly reservation on the base support, ensured the position precision of last casing, inferior valve body compression in-process, improved the assembly quality of two casings.

The utility model discloses a two are pressed round pin pneumatic cylinder pressure equipment locating pins, are replaced the manpower by hydraulic pressure power, realize EFG rubber buffer assembling process, and the mechanization of locating pin is impressed, has alleviateed staff's intensity of labour.

Drawings

FIG. 1 is a schematic cross-sectional transverse view of an EFG rubber bumper;

FIG. 2 is a schematic longitudinal cross-sectional view of an EFG rubber bumper;

fig. 3 is a schematic structural diagram of the present invention.

Reference numerals are as follows: 1. an EFG rubber buffer inner shell component; 11. an upper housing; 12. a lower housing; 13. positioning pins; 14. a rubber ring; 15. a mandrel; 2. a compression frame assembly; 21. a pull rod; 3. a compaction hydraulic cylinder; 4. a base support; 5. and a pin pressing hydraulic cylinder.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 3.

Adopt the manpower to carry out among the prior art to go up casing 11, casing 12 folds, knocks in locating pin 13 again and leads to the operation not smooth, the lower problem of efficiency, the utility model discloses a brand-new hydraulic transmission mechanism realizes that the mechanization of the last casing 11 of EFG rubber buffer, casing 12 folds and locating pin 13 is impressed.

The utility model discloses by base support 4, compress tightly frame subassembly 2, compress tightly pneumatic cylinder 3, pressure round pin pneumatic cylinder 5 is constituteed. Two pressure pin hydraulic cylinders 5 for installing the positioning pins and one pressure hydraulic cylinder 3 for moving the pressure frame assembly are installed on the base support 4, and the EFG rubber buffer is placed between the top of the pressure frame assembly and the top of the base support during use.

Two through holes for guiding are reserved at the top of the base support 4, so that two vertical pull rods of the pressing frame assembly slidably penetrate through the top of the base support and can move up and down freely; the pressing hydraulic cylinder 3 is arranged on the top of the base support 4 in an inverted mode, provides downward thrust for the bottom of the pressing frame assembly, and provides required hydraulic pressing force for mechanical folding of the upper shell 11 and the lower shell 12.

Under the thrust action of the pressing hydraulic cylinder 3, the whole pressing frame assembly can move downwards, the EFG rubber buffer is pressed by the pressing frame assembly and the base support, the elasticity of the rubber ring 14 is overcome through hydraulic pressure, the upper shell 11 and the lower shell 12 are mechanically folded, and the upper shell 11 and the lower shell 12 are not staggered mutually in the folding process, so that the positioning holes are unblocked.

The two pin pressing hydraulic cylinders 5 are inversely arranged at the top of the base support 4 and are positioned at two sides of the pressing hydraulic cylinders, and are used for pressing the two positioning pins 13 into the positioning holes of the upper shell 11 and the lower shell 12 after the upper shell 11 and the lower shell 12 are mechanically folded.

The utility model discloses a work flow does:

1. placing a lower shell 12 on a base support 4, and sequentially placing a rubber ring 14, a mandrel 15 and an upper shell 11 on the lower shell 12;

2. starting the pressing hydraulic cylinder 3, driving the pressing frame assembly 2 to press the upper shell 11 under the driving of the pressing hydraulic cylinder 3, and realizing the mechanized folding of the upper shell 11 and the lower shell 12;

3. after the upper shell 11 and the lower shell 12 are folded, positioning pins 13 are respectively placed on the two pin pressing hydraulic cylinders 5;

4. and starting the two pin pressing hydraulic cylinders 5 to press the positioning pins 13 into the positioning holes of the upper shell 12 and the lower shell 12.

The utility model discloses a compress tightly 3 drives of pneumatic cylinder and compress tightly frame set spare 2, replace the manpower by hydraulic pressure power, realize that the mechanization of casing 11, lower casing 12 folds on the EFG rubber buffer, has alleviateed staff's intensity of labour.

The utility model discloses a compress tightly direction in frame subassembly 2 reserves two through-holes on base support 4, has ensured that upper housing 11, lower housing 12 compress tightly the position precision of in-process, has improved the assembly quality of two casings.

The utility model discloses a 5 pressure equipment locating pins 13 of two pressure round pin pneumatic cylinders, replace the manpower by hydraulic pressure power, realize EFG rubber buffer assembling process, the mechanization of locating pin 13 is impressed, has alleviateed staff's intensity of labour.

Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present invention.

Claims (7)

1. The hydraulic assembling machine for the EFG rubber buffer is characterized in that: including base support (4), locate compress tightly frame subassembly (2) at base support (4) top and locate compress tightly pneumatic cylinder (3) at base support (4) top, it drives to compress tightly pneumatic cylinder (3) compress tightly frame subassembly (2) and be in move on base support (4).

2. The hydraulic assembling machine for EFG rubber buffers according to claim 1, characterized in that: the pressing frame component (2) comprises a pull rod (21) which is slidably arranged at the top of the base support (4).

3. The hydraulic assembling machine for EFG rubber buffers as claimed in claim 2, wherein: the pull rod (21) is vertically arranged.

4. The hydraulic assembling machine for EFG rubber buffers as claimed in claim 3, wherein: the number of the pull rods (21) is two, and the pull rods are respectively positioned on two sides of the pressing hydraulic cylinder (3).

5. The hydraulic assembling machine for EFG rubber buffers as claimed in claim 4, wherein: the pressing hydraulic cylinder (3) is inversely arranged at the top of the base support (4).

6. The hydraulic assembling machine for EFG rubber buffers as claimed in claim 5, wherein: the device also comprises a press pin hydraulic cylinder (5) arranged at the top of the base support (4).

7. The hydraulic assembling machine for EFG rubber buffers as claimed in claim 6, wherein: the pressing pin hydraulic cylinder (5) is positioned between the pressing hydraulic cylinder (3) and the pull rod (21).

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