CN219254704U - Shock absorber rubber node press mounting and dismounting device - Google Patents

Abstract

The utility model provides a pressing and dismounting device for a rubber node of a shock absorber, which comprises a frame, a sliding seat, a pressurizing assembly and a sliding driving piece, wherein the sliding driving piece is arranged on the frame; the frame is provided with a first track extending horizontally; the sliding seat is connected to the first rail in a sliding way, two tool frames are arranged on the sliding seat at intervals along the sliding direction of the sliding seat, and the two tool frames are respectively used for supporting rubber node installation parts at two ends of the shock absorber; the pressurizing assembly is arranged on the frame and is positioned right above the first track, and the output end of the pressurizing assembly faces downwards to pressurize the rubber node; the sliding driving piece is arranged on the frame, and the output end of the sliding driving piece is connected with the sliding seat and is used for driving the sliding seat to slide between the first station and the second station. The rubber node press mounting and dismounting device for the shock absorber can improve the overhaul efficiency, reduce the labor intensity and avoid safety accidents caused by improper manual operation.

Description

Shock absorber rubber node press mounting and dismounting device

Technical Field

The utility model belongs to the technical field of overhauling of railway vehicles, and particularly relates to a rubber node press-mounting and dismounting device of a shock absorber.

Background

The hydraulic damper is a key component of the bogie of the railway vehicle, and when the hydraulic damper is overhauled, rubber nodes at two ends of the hydraulic damper are generally required to be replaced. The hydraulic press is used for hydraulic press working, and the hydraulic shock absorber is used for hydraulic press working. The operation mode is low in efficiency, has high labor intensity for operators, and is easy to cause safety accidents of injuring human bodies by smashing.

Disclosure of Invention

The embodiment of the utility model provides a device for pressing, assembling and disassembling a rubber node of a shock absorber, and aims to solve the problems of low efficiency and high labor intensity of pressing, assembling and disassembling the rubber node of the shock absorber of a railway vehicle.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the device comprises a frame, a sliding seat, a pressurizing assembly and a sliding driving piece; the frame is provided with a first track extending horizontally; the sliding seat is connected to the first rail in a sliding way, two tool frames are arranged on the sliding seat at intervals along the sliding direction of the sliding seat, and the two tool frames are respectively used for supporting rubber node installation parts at two ends of the shock absorber; the pressurizing assembly is arranged on the frame and is positioned right above the first track, and the output end of the pressurizing assembly faces downwards; the sliding driving piece is arranged on the frame, and the output end of the sliding driving piece is connected with the sliding seat and is used for driving the sliding seat to slide between the first station and the second station; when the sliding seat is in the first station, a first rubber node at one end of the damper is aligned with the output end of the pressurizing assembly up and down, and when the sliding seat is in the second station, a second rubber node at the other end of the damper is aligned with the output end of the pressurizing assembly up and down.

In one possible implementation manner, the device for pressing, assembling and disassembling the rubber node of the shock absorber further comprises a controller, a position sensor is arranged on the rack and used for detecting the position of the sliding seat, and the position sensor, the sliding driving piece and the pressurizing assembly are all electrically connected with the controller.

In some embodiments, the position sensor is a reflective photoelectric sensor, and two tool frames are respectively provided with a reflecting plate; when the sliding seat slides to the first station, the sensing end of the reflective photoelectric sensor is aligned with one of the reflecting plates, and when the sliding seat slides to the second station, the sensing end of the reflective photoelectric sensor is aligned with the other reflecting plate.

Illustratively, the compression assembly includes a bracket, a compression driver, and a compression seat; the bracket is fixedly supported in the middle of the frame and straddles over the first rail; the pressurizing driving piece is vertically and fixedly connected to the bracket, the output end of the pressurizing driving piece faces downwards, and the pressurizing driving piece is electrically connected with the controller; the pressing seat is connected to the bracket in a sliding manner along the vertical direction and is connected with the output end of the pressurizing driving piece, and a pressing column extending downwards is arranged at the center of the pressing seat; when the sliding seat moves to the first station, the pressing column is used for downwards pressing the first rubber node, and when the sliding seat moves to the second station, the pressing column is used for downwards pressing the second rubber node.

For example, a pressure sensor is arranged between the pressure seat and the output end of the pressurizing driving piece, and the pressure sensor is electrically connected with the controller.

The sliding sleeves are distributed on the support in an array mode, the sliding rods extending vertically upwards are distributed on the pressing seat in an array mode, and each sliding rod is in one-to-one corresponding sliding connection with each sliding sleeve.

In one possible implementation manner, a second rail is arranged on the sliding seat along the extending direction of the first rail, and the two tool frames are respectively connected to the second rail in a sliding manner.

In some embodiments, one end of the first rail is slidably connected with a first limiting block, and when the sliding seat moves to the first station, one end of the sliding seat, which is far away from the first rubber node, is abutted against the first limiting block; the other end of the first rail is slidably connected with a second limiting block, and when the sliding seat moves to the second station, one end, away from the second rubber node, of the sliding seat is abutted against the second limiting block.

An adjusting piece is connected between the two tool frames and used for adjusting the distance between the two tool frames.

For example, the adjusting member includes two screws, and a screw sleeve; wherein, the two screws are respectively and fixedly connected to the two tool frames; the two ends of the screw sleeve are respectively sleeved on the two screws and are respectively in threaded fit with the two screws.

The shock absorber rubber node press mounting and dismounting device provided by the utility model has the beneficial effects that: compared with the prior art, the press mounting and dismounting device for the rubber nodes of the shock absorber has the advantages that the two tool frames are arranged on the sliding seat to respectively support the first rubber nodes and the second rubber nodes at two ends of the shock absorber, when the sliding driving piece drives the sliding seat to move to the first station, the pressing assembly is used for press mounting or dismounting the first rubber nodes below the sliding seat, after the press mounting or dismounting of the first rubber nodes is completed, the sliding seat is driven to move to the second station through the sliding driving piece, then the pressing assembly is used for press mounting or dismounting the second rubber nodes below the sliding seat, the replacement of the rubber nodes of the shock absorber can be completed without manually carrying and turning, so that the maintenance efficiency can be improved, the labor intensity can be reduced, and the safety accidents caused by improper manual operation are avoided.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a device for pressing, assembling and disassembling rubber nodes of a damper according to an embodiment of the present utility model when a slide is at a first station.

In the figure: 10. a frame; 11. a first track; 111. a first limiting block; 112. a second limiting block; 20. a slide; 21. a tool rack; 22. a second track; 23. an adjusting member; 231. a screw; 232. a screw sleeve; 30. a pressurizing assembly; 31. a bracket; 311. a sliding sleeve; 32. a pressurizing driving member; 33. pressing a base; 331. pressing a column; 332. a slide bar; 40. a slip driving member; 50. a controller; 60. a position sensor; 61. a light reflecting plate; 70. a pressure sensor; 80. a damper; 81. a first rubber node; 82. and a second rubber node.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present utility model. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" or "a number" means two or more, unless specifically defined otherwise.

Referring to fig. 1, a description will now be given of a device for pressing and removing rubber nodes of a damper according to the present utility model. The shock absorber rubber node press-mounting and dismounting device comprises a frame 10, a sliding seat 20, a pressurizing assembly 30 and a sliding driving piece 40; the frame 10 is provided with a first track 11 which extends horizontally; the sliding seat 20 is slidably connected to the first rail 11, two tool frames 21 are arranged on the sliding seat 20 at intervals along the sliding direction of the sliding seat, and the two tool frames 21 are respectively used for supporting rubber node mounting parts at two ends of the shock absorber 80; the pressurizing assembly 30 is arranged on the frame 10 and is positioned right above the first rail 11, and the output end of the pressurizing assembly 30 faces downwards; the sliding driving piece 40 is arranged on the frame 10, and an output end of the sliding driving piece is connected with the sliding seat 20 and is used for driving the sliding seat 20 to slide between the first station and the second station; wherein a first rubber node 81 at one end of the damper 80 is aligned up and down with the output of the pressurizing assembly 30 when the carriage 20 is in the first position, and a second rubber node 82 at the other end of the damper 80 is aligned up and down with the output of the pressurizing assembly 30 when the carriage 20 is in the second position.

In this embodiment, the sliding driving member 40 may be an air cylinder or an oil cylinder, and the pressurizing assembly 30 preferably uses the oil cylinder as a power source, and in addition, the tool frame 21 is designed for press mounting and dismounting of the rubber node of the shock absorber, and the same structure as the tool used in the single column correction hydraulic machine is adopted.

Compared with the prior art, the device for pressing, assembling and disassembling the rubber node of the shock absorber has the advantages that the two tool frames 21 are arranged on the sliding seat 20 to respectively support the first rubber node 81 and the second rubber node 82 at two ends of the shock absorber 80, when the sliding driving piece 40 drives the sliding seat 20 to move to the first station, the pressing assembly 30 is used for pressing or disassembling the first rubber node 81 below the sliding driving piece, the sliding seat 20 is driven to move to the second station through the sliding driving piece 40 after the pressing or disassembling of the first rubber node 81 is completed, then the pressing assembly 30 is used for pressing or disassembling the second rubber node 82 below the sliding seat, the replacement of the rubber node of the shock absorber can be completed without manually lifting and turning, the maintenance efficiency can be improved, the labor intensity can be reduced, and the safety accidents caused by improper manual operation are avoided.

In some embodiments, referring to fig. 1, the device for loading and unloading the damper rubber node further includes a controller 50, a position sensor 60 is disposed on the frame 10, the position sensor 60 is used for detecting the position of the slide 20, and the position sensor 60, the sliding driving member 40 and the pressurizing assembly 30 are all electrically connected with the controller 50. Through setting up the position sensor 60 and detecting the mobile position of slide 20 and feeding back the position signal to controller 50, controller 50 judges according to the position signal that receives behind slide 20 slid to first station or second station, control slide driver 40 and pressurization subassembly 30 action to accomplish the pressure equipment or withdraw and unload of first rubber node 81 or second rubber node 82, need not manual operation in whole pressure equipment or withdraw and unload the process, not only can guarantee the upper and lower alignment precision of first rubber node 81 and second rubber node 82 and pressurization subassembly 30, can also reduce intensity of labour, improve the pressure equipment and the withdrawal efficiency of shock absorber rubber node.

In this embodiment, the position sensor 60 is a reflective photoelectric sensor, and two fixture frames 21 are respectively provided with a reflective plate 61; wherein the sensing end of the reflective photosensor is aligned with one of the reflectors 61 when the carriage 20 is slid to the first position, and the sensing end of the reflective photosensor is aligned with the other reflector 61 when the carriage 20 is slid to the second position. When the reflective photoelectric sensor is aligned with the reflective plates 61, the triggering sensing signals are adopted, and as the two reflective plates 61 respectively correspond to the two tool frames 21, the positions of the two tool frames 21 can be accurately judged by the sensing signals of the reflective photoelectric sensor, so that the slide seat 20 is accurately stopped at the first station or the second station, the alignment precision of the pressurizing assembly 30 and the first rubber node 81 or the second rubber node 82 is ensured, the press-fitting quality is improved, and damage to the shock absorber 80 in the unloading process is avoided.

As a specific structural manner of the above-mentioned pressurizing assembly 30, referring to fig. 1, the pressurizing assembly 30 includes a bracket 31, a pressurizing driving member 32, and a pressing seat 33; the bracket 31 is fixedly supported at the middle part of the frame 10 and straddles over the first rail 11; the pressurizing driving piece 32 is vertically and fixedly connected to the bracket 31, the output end faces downwards, and the pressurizing driving piece 32 is electrically connected with the controller 50; the pressing seat 33 is connected to the bracket 31 in a sliding manner along the vertical direction and is connected with the output end of the pressing driving piece 32, and a pressing column 331 extending downwards is arranged in the center of the pressing seat 33; the pressing column 331 is configured to press the first rubber node 81 downward when the slide 20 moves to the first station, and the pressing column 331 is configured to press the second rubber node 82 downward when the slide 20 moves to the second station.

The pressing driving member 32 may preferably use a hydraulic cylinder to ensure that a sufficient pressing force can be applied to the rubber node, when the slide 20 moves to the first station, the output end of the pressing driving member 32 pushes the pressing seat 33 to slide down, so that the pressing post 331 presses against the first rubber node 81, the first rubber node 81 is pressed in place or is retracted from the rubber node mounting portion along with continuous downward pressing of the pressing driving member 32, and then the pressing driving member 32 drives the pressing seat 33 to return upward, so that the slide 20 is moved from the first station to the second station for yielding, and after the slide 20 moves to the second station, the pressing assembly 30 repeatedly performs the above action process, so that the pressing or retracting of the second rubber node 82 can be completed.

In this embodiment, as shown in fig. 1, a pressure sensor 70 is disposed between the pressure seat 33 and the output end of the pressure driving member 32, and the pressure sensor 70 is electrically connected to the controller 50. By arranging the pressure sensor 70, the pressure value applied by the pressurizing assembly 30 to the rubber node can be detected in real time and fed back to the controller 50, the controller 50 can judge whether the pressurizing assembly 30 needs to continuously pressurize according to whether the pressure value is in a normal range, damage to the shock absorber 80 caused by overlarge pressure is avoided, meanwhile, collection of pressure value curve data in the press-fitting or withdrawal process can be realized through connection of the controller 50 and the pressure sensor 70, and a data guiding basis is provided for later improvement.

In this embodiment, referring to fig. 1, a plurality of sliding sleeves 311 are distributed on the bracket 31 in an array manner, a plurality of sliding rods 332 extending vertically upwards are distributed on the pressing seat 33 in an array manner, and each sliding rod 332 is slidably connected with each sliding sleeve 311 in a one-to-one correspondence manner. Through setting up the sliding sleeve 311 and the slide bar 332 of array distribution and corresponding cooperation realization pressure seat 33 and the upper and lower sliding connection of support 31, can guarantee the upper and lower sliding stability of pressure seat 33 to improve the stability of pressing of pressure post 331 to the rubber node.

In some possible implementations, referring to fig. 1, a second rail 22 is disposed on the slide 20 along the extending direction of the first rail 11, and two tool frames 21 are respectively slidably connected to the second rail 22. The second rail 22 is provided to realize sliding connection between the tool frame 21 and the slide base 20, so that the relative positions of the two tool frames 21 can be adjusted, and the hydraulic damper is suitable for press-fitting or dismounting operations of damper rubber joints with different sizes.

Further, in the present embodiment, referring to fig. 1, one end of the first rail 11 is slidably connected with a first stopper 111, and when the slide 20 moves to the first station, one end of the slide 20 away from the first rubber node 81 abuts against the first stopper 111; the other end of the first rail 11 is slidably connected with a second limiting block 112, and when the slide base 20 moves to the second station, one end, away from the second rubber node 82, of the slide base 20 abuts against the second limiting block 112.

Through setting up first stopper 111 and second stopper 112, can be with slide 20 pinpoint at first station or second station, as shown in fig. 1, slide driver 40 pushes away slide 20 to when propping up with first stopper 111 can ensure that slide 20 is in first station, and likewise, slide driver 40 pulls slide 20 to when propping up with second stopper 112 can ensure that slide 20 is in second station, adopt the mode of mechanical limitation to realize that slide 20's location reliability is high, in addition, when carrying out the operation to the shock absorber 80 of different model sizes, because the positional adjustment of two tool racks 21, first stopper 111 and second stopper 112 should carry out adaptive position adjustment too.

It should be understood that, in this embodiment, referring to fig. 1, an adjusting member 23 is connected between two tool frames 21, and the adjusting member 23 is used for adjusting the distance between the two tool frames 21. The distance between the two tool frames 21 can be accurately adjusted conveniently by arranging the adjusting piece 23, and meanwhile, the stable distance between the two tool frames 21 can be kept after adjustment is completed.

Alternatively, the adjusting member 23 in this embodiment includes two screws 231, and a sleeve 232; wherein, the two screws 231 are respectively fixedly connected to the two tool frames 21; the two ends of the screw sleeve 232 are respectively sleeved on the two screws 231 and are respectively in threaded fit with the two screws 231. It should be understood that the screw threads of the two screws 231 are opposite in rotation direction, the two tool holders 21 can be driven to be close to or far away from each other by rotating the threaded sleeve 232 through the two screws 231, the adjustment mode is simple and convenient, and the adjustment accuracy can be improved by adjusting the distance through screw fit.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. Shock absorber rubber node pressure equipment is moved back and is unloaded device, its characterized in that includes:

the device comprises a rack, wherein a first track extending horizontally is arranged on the rack;

the sliding seat is connected to the first rail in a sliding manner, two tool frames are arranged on the sliding seat at intervals along the sliding direction of the sliding seat, and the two tool frames are respectively used for supporting rubber node installation parts at two ends of the shock absorber;

the pressurizing assembly is arranged on the frame and is positioned right above the first rail, and the output end of the pressurizing assembly faces downwards;

the sliding driving piece is arranged on the frame, and the output end of the sliding driving piece is connected with the sliding seat and is used for driving the sliding seat to slide between the first station and the second station;

when the sliding seat is in the first station, a first rubber node at one end of the shock absorber is aligned with the output end of the pressurizing assembly up and down, and when the sliding seat is in the second station, a second rubber node at the other end of the shock absorber is aligned with the output end of the pressurizing assembly up and down.

2. The vibration damper rubber node press-fitting and disassembling device according to claim 1, further comprising a controller, wherein a position sensor is arranged on the frame and used for detecting the position of the sliding seat, and the position sensor, the sliding driving piece and the pressurizing assembly are all electrically connected with the controller.

3. The device for pressing, assembling and disassembling the rubber node of the shock absorber according to claim 2, wherein the position sensor is a reflective photoelectric sensor, and two reflecting plates are respectively arranged on the two tool frames; when the sliding seat slides to the first station, the sensing end of the reflective photoelectric sensor is aligned with one of the reflecting plates, and when the sliding seat slides to the second station, the sensing end of the reflective photoelectric sensor is aligned with the other reflecting plate.

4. The shock absorber rubber node press-fitting and dismounting device as set forth in claim 2, wherein said pressing assembly includes:

the bracket is fixedly supported in the middle of the frame and straddles over the first rail;

the pressurizing driving piece is vertically and fixedly connected to the bracket, the output end of the pressurizing driving piece faces downwards, and the pressurizing driving piece is electrically connected with the controller;

the pressing seat is connected to the bracket in a sliding manner along the vertical direction and is connected with the output end of the pressurizing driving piece, and a pressing column extending downwards is arranged in the center of the pressing seat;

when the sliding seat moves to the first station, the pressing column is used for pressing the first rubber node downwards, and when the sliding seat moves to the second station, the pressing column is used for pressing the second rubber node downwards.

5. The shock absorber rubber node press fitting and dismounting device as set forth in claim 4, wherein a pressure sensor is provided between the press seat and the output end of the pressing driving member, and the pressure sensor is electrically connected with the controller.

6. The device for press-mounting and dismounting a rubber node of a shock absorber according to claim 4, wherein a plurality of sliding sleeves are distributed on the support in an array manner, a plurality of sliding rods extending vertically upwards are distributed on the press seat in an array manner, and each sliding rod is in one-to-one sliding connection with each sliding sleeve.

7. The vibration damper rubber node press-fitting and dismounting device as set forth in any one of claims 1 to 6, wherein a second rail is provided on the slide base along the extending direction of the first rail, and the two tool frames are respectively slidably connected to the second rail.

8. The shock absorber rubber node press fitting and dismounting device according to claim 7, wherein one end of the first rail is slidably connected with a first limiting block, and when the sliding seat moves to the first station, one end of the sliding seat far away from the first rubber node is abutted against the first limiting block; the other end of the first track is slidably connected with a second limiting block, and when the sliding seat moves to the second station, one end, away from the second rubber node, of the sliding seat is abutted to the second limiting block.

9. The vibration damper rubber node press fitting and dismounting device as set forth in claim 7, wherein an adjusting member is connected between the two tool frames, and the adjusting member is used for adjusting the distance between the two tool frames.

10. The shock absorber rubber node press-fitting and dismounting device as set forth in claim 9 wherein said adjusting member includes:

the two screws are respectively and fixedly connected to the two tool frames;

the screw sleeve is sleeved on the two screws at two ends respectively and is in threaded fit with the two screws respectively.

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