CN216803253U - Auxiliary disassembling and assembling mechanism for hydraulic oil cylinder - Google Patents

Abstract

The utility model provides a supplementary dismouting mechanism of hydraulic cylinder, includes: the first support table is provided with a first assembly table for mounting a first carrier roller, a plurality of first carrier rollers are uniformly distributed on the first assembly table along the length direction of the first assembly table, and the first carrier rollers are used for supporting and supporting the cylinder barrel; the second supporting table is arranged at the front end of the first supporting table along the length direction of the first supporting table, a guide rail is arranged on the second supporting table, and a lifting trolley capable of lifting is arranged on the guide rail; and the oil cylinder is arranged at the lower part of the first assembly table. According to the utility model, the oil cylinder is adopted to drive the lifting trolley, so that a piston rod of the hydraulic oil cylinder can be stably pulled out or assembled into the cylinder barrel along the direction of the guide rail; the setting of lifting roller and bearing roller simultaneously can be when guaranteeing that hydraulic cylinder can stably place, and the adaptation can also be applied to the hydraulic cylinder of multiple size type, has promoted the result of use.

Description

Auxiliary disassembling and assembling mechanism for hydraulic oil cylinder

Technical Field

The utility model relates to the technical field of auxiliary assembly and disassembly of hydraulic cylinders, in particular to an auxiliary assembly and disassembly mechanism of a hydraulic cylinder.

Background

Hydraulic cylinders, support bottom adjusting hydraulic cylinders or side protecting hydraulic cylinders and the like of engineering machinery and various coal mining and mining equipment are easily damaged under the influence of the use environment, and various bottom adjusting hydraulic cylinders detached from overhaul supports of the coal mining equipment are damaged more. The large oil cylinder is heavy and long in length, the previous oil cylinder repairing methods are time-consuming and labor-consuming to disassemble and assemble, the piston cylinder body is pulled out, more safety risks exist, the disassembling is limited by the shape of the hydraulic oil cylinder and the interface position of the high-pressure oil pipe, and the hydraulic oil inevitably leaks to the environment to cause environmental pollution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an auxiliary disassembling and assembling mechanism of a hydraulic oil cylinder, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a supplementary dismouting mechanism of hydraulic cylinder, hydraulic cylinder has cylinder and piston rod, includes: the first support table is provided with a first assembly table for mounting a first carrier roller, the first assembly table is provided with a plurality of first carrier rollers uniformly distributed along the length direction of the first assembly table, the first carrier rollers are used for supporting and supporting the cylinder barrel, and the tail end of the first assembly table is fixedly provided with a positioning device for rotatably connecting the tail end of the cylinder barrel; the second supporting platform is arranged at the front end of the first supporting platform along the length direction of the first supporting platform, a guide rail is arranged on the second supporting platform, a lifting trolley capable of lifting is mounted on the guide rail, and a connecting end used for rotatably connecting the front end of the piston rod is arranged at the upper part of the lifting trolley; the oil cylinder is arranged at the lower part of the first assembly table, the tail end part of the oil cylinder is fixedly arranged on the first support table, and the front end part of the oil cylinder is connected to the lifting trolley; the lifting trolley moves along the arrangement direction of the track to drive the piston rod to be drawn out of the cylinder barrel or assembled into the cylinder barrel.

The lifting carrier roller is arranged at the front end of the first supporting table and provided with a second assembling table capable of lifting vertically, and a second carrier roller for supporting and supporting the piston rod is arranged on the second assembling table.

Still including anti-bouncing device, anti-bouncing device is including: the first support frame is arranged in an inverted V shape, and two side wings of the first support frame are fixedly arranged on the edge part of the first assembly table respectively; the threaded rod penetrates through the upper part of the first support frame along the vertical direction and is in threaded connection with the first support frame, the lower end part of the threaded rod is rotatably connected with an installation block, and limiting blocks which are opened at preset inclination angles are fixedly arranged on two sides of the installation block respectively; the threaded rod drives the inner side faces of the two limiting blocks to be attached to or to be driven away from the side wall of the cylinder barrel through threaded rotation.

The first carrier roller is arranged at a preset inclination angle, every two first carrier rollers form a group, the two first carrier rollers are distributed on two sides of the width direction of the assembly table, the two first carrier rollers are arranged in an inclined mode to form a V-shaped structure, and a plurality of groups of the first carrier rollers are arranged in the length direction of the assembly table.

The anti-jumping device is installed in the middle of the first assembling table.

An oil groove for allowing hydraulic oil in the hydraulic oil cylinder to flow out for containing is formed in the upper end face of the first assembly table, and the oil groove is communicated with an oil drum installed at the bottom of the first supporting table through an oil duct.

And a hydraulic station is further installed at the bottom of the first supporting platform and is connected with the oil cylinder through an oil way.

According to the technical scheme, the oil cylinder is adopted to drive the lifting trolley, so that the lifting trolley can stably pull out or assemble the piston rod of the hydraulic oil cylinder into the cylinder barrel along the direction of the guide rail, and the oil groove is also arranged, so that oil stains can be effectively collected and treated in the operation process, and pollution is avoided; meanwhile, the lifting carrier roller and the first carrier roller are arranged, so that the hydraulic oil cylinder can be stably placed, and can be adaptively applied to hydraulic oil cylinders with various sizes, and the use effect is improved; the anti-bouncing device can further ensure the structural stability of the hydraulic oil cylinder during the drawing-out and assembling, and improve the using effect.

Drawings

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

FIG. 2 is a cross-sectional view of the lifting carrier roller of the utility model adapted to a hydraulic cylinder to be repaired;

fig. 3 is a schematic side sectional view of the anti-bouncing device and the carrier roller I.

In the figure: 100 of a first supporting table, 101 of a first assembling table, 102 of the first oil channel, 103 of a second oil channel, 104 of an oil groove, 200 of a hydraulic oil cylinder, 201 of a cylinder barrel, 202 of a piston rod, 300 of an anti-jumping device, 310 of a threaded rod, 320 of an installing block, 330 of a first supporting frame, 331 of a side wing, 340 of a positioning component, 341 of a first limiting block, 342 of a second limiting block, 400 of a first supporting roller, 401 of a second supporting frame, 500 of a positioning device, 501 of a vertical rod, 502 of a horizontal rod, 5021 of a bolt hole, 503 of a bolt, 600 of a lifting trolley, 601 of a connecting end, 602 of a base, 603 of a roller, 604 of a bolt, 700 of a cylinder, 701 of an oil cylinder end part, 701 of an oil cylinder front end part, 800 of a lifting roller, 810 of a supporting frame, 811 of a second supporting table, 821 of a main screw rod, 822 of a first auxiliary screw rod, 823 of a second screw rod, 824 of a hand wheel, 830 of a third supporting frame, 840 of a supporting roller, 900 of a second supporting table, 901 of a 001 of a second oil barrel, 003 of a hydraulic station.

Detailed Description

To further clarify the objects, structures, features and functions of the present invention, a detailed description will be given below with reference to fig. 1-3 and the embodiments.

In the present case, adopted a supplementary dismouting mechanism of hydraulic cylinder, can realize taking out from and assembling hydraulic cylinder 200, this kind of supplementary dismouting mechanism mainly can realize the use to the hydraulic cylinder 200 of different dimensions, and the use is stable, can not cause the greasy dirt to leak and pollute to the scene:

the first embodiment:

the auxiliary disassembling and assembling mechanism for the hydraulic oil cylinder comprises a first supporting platform 100 and a second supporting platform 900 which is arranged in the same straight line direction with the first supporting platform 100, wherein the first supporting platform 100 is mainly responsible for supporting and fixing the hydraulic oil cylinder 200 and plays a role in collecting oil stains, the second supporting platform 900 provides a guide rail 901 of a lifting trolley 600, the lifting trolley 600 can move along the arrangement direction of the guide rail 901, and simultaneously, the piston rod 202 of the hydraulic oil cylinder 200 can be pulled out or assembled under the telescopic action of an oil cylinder 700; in addition, a lifting carrier roller 800 is further arranged at the front end of the first support table 100, and the piston rods 202 at different height positions are supported through a lifting structure, so that the piston rods are always located on the same horizontal plane in the drawing-off and mounting processes. The concrete structure is as follows:

the hydraulic cylinder 200 is provided with a cylinder barrel 201 and a piston rod 202, and due to different product models, the sizes (namely the length and the diameter) of the hydraulic cylinder 200 are different, and the auxiliary disassembling and assembling mechanism of the hydraulic cylinder is suitable for the hydraulic cylinders 200 with various model sizes.

First supporting station 100 is rectangular mesa structure roughly, and it has an assembly bench 101 that is located the upper portion level and sets up, and the below has the accommodation space that can hold the article simultaneously (mainly used places first oil drum 001, second oil drum 002 and hydraulic pressure station 003), is formed with along the oil groove 104 that its length direction formed at the upper surface that is located assembly bench 101, passes through first oil duct 102 in the one end of this oil groove 104 and leads first oil drum 001, and the other end passes through second oil duct 103 and leads second oil drum 002, hydraulic pressure station 003 set up between first oil drum 001 and second oil drum 002, this hydraulic pressure station 003 is used for connecting hydro-cylinder 700, hydro-cylinder 700 horizontal installation is in the below of assembly bench 101. The first assembly table 101 is provided with a first carrier roller 400 at the upper end face, specifically, a row of carrier roller sets is formed by a carrier roller set formed by every two carrier rollers 400, that is, two carrier rollers 400 are symmetrically arranged in the width direction of the first assembly table 101, the two carrier rollers 400 are obliquely arranged and present a V shape, and a plurality of carrier roller sets can be arranged in the length direction of the first assembly table 101 to support the cylinder barrel 201.

Here, it will be understood by those skilled in the art that the two idlers 400 are formed as one idler set and arranged at a predetermined inclination angle, which is designed to be able to fit the cylinder 201 in various sizes and structures, and are arranged in plural sets in the longitudinal direction, so that the hydraulic cylinder 200 only needs to be placed on the first idlers 400 to be horizontally and smoothly displaced in the longitudinal direction of the first mounting stand 101, so as to adjust the position, and more specifically, the idlers 400 have one end connected to the middle of the first mounting stand 101 and the other end supported at a certain height and fixed by the second support frame 401, and the bottom of the second support frame 401 is fixed to the edge of the first mounting stand 101.

A positioning device 500 for rotatably connecting the end of the cylinder 201 is also fixedly arranged at the end of the first assembly table 101, and specifically, the positioning device 500 comprises a vertical rod 501, a cross rod 502 connected to the vertical rod 501 and capable of rotating, a plurality of latch holes 5021 are formed in the longitudinal direction of the crossbar 502, and the end of the cylinder 201 is inserted into the latch hole 5021 at the matching position through a first latch 503, since the cross bar 502 is rotatably connected to the vertical rod 501, the height of the front end of the cross bar 502 can be adjusted by rotating to fit the ends of the cylinder 201 with different sizes, meanwhile, a plurality of bolt holes 5021 can also be matched with the cylinder 201 with the requirement of adjusting the installation position in the axial direction, therefore, the cylinder barrel 201 with multiple sizes can be conveniently and quickly connected to the positioning device 500 through the first bolt 503.

It should be noted that, after the hydraulic cylinder 200 is placed on the first idler roller 400, one end of the piston rod 202 needs to be pulled, so as to ensure that the cylinder 201 is always located on the first idler roller 400 and prevent the end of the cylinder from tilting, the anti-jump device 300 is installed in the middle of the first assembly table 101, and therefore the cylinder 201 is limited in the vertical direction.

The anti-jump device 300 comprises a first support frame 330 and a threaded rod 310, wherein the first support frame 330 is arranged in an inverted V shape, and two side wings 331 of the first support frame 330 are fixedly arranged on the edge part of the first assembly table 101 respectively; the threaded rod 310 is vertically penetrated and in threaded connection with the upper part of the first support frame 330, the lower end part of the threaded rod 310 is rotatably connected with an installation block 320, and two sides of the installation block are respectively and fixedly provided with a limiting block (namely a first limiting block 341 and a second limiting block 342) which is opened at a preset inclination angle; the threaded rod 310 drives the inner side surfaces of the two limit blocks to be attached to or driven away from the side wall of the cylinder barrel 201 through the rotation of the threads.

Here, those skilled in the art can understand that the adopted anti-jump device 300 realizes limiting or non-limiting function through the position of the two limiting blocks relative to the cylinder 201, generally speaking, when the hydraulic cylinder 200 is not placed on the first carrier roller 400, the limiting blocks at this time are located at a higher position, and after the end of the cylinder 201 is connected and fixed through the positioning device 500, the inner side surfaces of the two limiting blocks are driven to be attached to the side wall of the cylinder 201 through the rotating threaded rod 310, so as to realize limiting effect, and prevent the piston rod 202 from being tilted in the stretching process.

In addition, the notice that indicates is that the stopper that adopts is the open setting of predetermineeing the angle of inclination, and its effect is similar to the slope setting of bearing roller 400, and this kind of structural arrangement can be applicable to spacing to the cylinder 201 of different size models, effectively improves the suitability.

The second supporting platform 900 is arranged at the front end of the first supporting platform 100 along the length direction thereof, a guide rail 901 is arranged on the second supporting platform 900, a lifting trolley 800 capable of lifting is mounted on the guide rail 901, and a connecting end 601 (rotatably connected with the piston rod 202 through a second pin 604) for rotatably connecting the front end of the piston rod 202 is arranged at the upper part of the lifting trolley 800. Further, a cylinder 700 is mounted on the lower portion of the first assembly table 101, the cylinder end portion 701 is fixed to the first support table 100, and the cylinder tip portion 702 is connected to the lifting carriage 800.

Here, it can be understood by those skilled in the art that the oil cylinder 700 is horizontally disposed at the bottom of the first mounting platform 101, and is connected to the hydraulic station 003 through an oil path, and the lifting trolley 600 is driven to displace along the guide rail 901 through the extension and contraction of the output shaft thereof, so that the lifting trolley 600 can pull out the piston rod 202 from the cylinder 201 or mount the piston rod into the interior through traction, specifically, the lifting trolley 600 includes a base 602 and a connecting end 601 disposed on the base 602, the bottom of the base 602 is connected to the guide rail 901 through a roller 603 in a limited manner, wherein the base 602 includes a lifting structure similar to a hydraulic rod or a height-adjustable gear adjusting structure (not shown in the figure) therein, so as to achieve height adjustment of the connecting end 601, which is not specifically limited in this embodiment, and such adjustment is aimed at that after the hydraulic cylinders 200 with different sizes are placed on the first carrier roller 400, the position of the axis of the piston rod 202 is also changed relatively (i.e. the height position is changed), so that the adaptability of the hydraulic cylinder is ensured by adjusting the height of the connecting end 601, thereby ensuring that the hydraulic cylinders 200 with various sizes can be horizontally placed, and improving the stability of drawing or assembling.

The second embodiment:

on the basis of the first embodiment, the hydraulic oil cylinder auxiliary dismounting mechanism further comprises a lifting idler 800, the lifting idler 800 is arranged at the front end of the first supporting table 100, the lifting idler 800 is provided with a second assembling table 811 capable of lifting along the vertical direction, and a second idler 840 for supporting and lifting the piston rod 202 is installed on the second assembling table 811.

Here, as will be understood by those skilled in the art, the lifting idler 800 is used to lift the piston rod 202, and during the drawing process, it can be ensured that the drawn piston rod 202 is always located on the lifting idler 800, so as to prevent the piston rod from dropping, splashing oil stains or damaging components; in the assembling process, the height position of the lifting carrier roller 800 is adjusted to ensure that the piston rod 202 is concentric with the cylinder barrel 201 all the time, so that the assembling precision and the using efficiency are improved.

Specifically, the lifting idler 800 comprises a support frame 810, a second assembling table 811 located at the upper end face of the support frame 810, and a second idler 840 mounted on the second assembling table 811, wherein the mounting style of the second idler 840 is similar to that of the first idler 400, the two second idlers 840 are arranged at preset inclination angles, and on a vertical plane with the same width of the second assembling table 811, the two second idlers 840 are fixedly arranged at the edge part of the second assembling table 811 through a third support frame 830; the second assembling table 811 is separated from the supporting frame 810 relatively, the supporting frame 810 realizes height position adjustment through a screw rod set, the screw rod set comprises a main screw rod 821 horizontally arranged at the bottom, and a first auxiliary screw rod 822 and a second auxiliary screw rod 823 vertically arranged at two ends of the main screw rod 821 respectively through meshing, tops of the first auxiliary screw rod 822 and the second auxiliary screw rod 823 are respectively rotatably connected to the lower end face of the second assembling table 811, a hand wheel 824 is installed at the end portion of the main screw rod 821, relative height adjustment of the supporting frame 810 is realized through rotation of the hand wheel 824, and then the requirement that the second carrier roller 840 is matched with the relative supporting height of the piston rod 202 is met.

It should be emphasized that, in order to ensure that hydraulic cylinders 200 suitable for different models can be stably and effectively placed on the first idler 400 and the second idler 840 coaxially, the inclination angles of the first idler 400 and the second idler 840 are the same, and may generally adopt an inclination angle of 45 degrees, but is not limited thereto.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims (7)

1. The utility model provides a supplementary dismouting mechanism of hydraulic cylinder, hydraulic cylinder has cylinder and piston rod, its characterized in that includes:

the first support table is provided with a first assembly table for mounting a first carrier roller, the first assembly table is provided with a plurality of first carrier rollers uniformly distributed along the length direction of the first assembly table, the first carrier rollers are used for supporting and supporting the cylinder barrel, and the tail end of the first assembly table is fixedly provided with a positioning device for rotatably connecting the tail end of the cylinder barrel;

the second supporting platform is arranged at the front end of the first supporting platform along the length direction of the first supporting platform, a guide rail is arranged on the second supporting platform, a lifting trolley capable of lifting is mounted on the guide rail, and a connecting end used for rotatably connecting the front end of the piston rod is arranged at the upper part of the lifting trolley;

the oil cylinder is arranged at the lower part of the first assembly table, the tail end part of the oil cylinder is fixedly arranged on the first support table, and the front end part of the oil cylinder is connected to the lifting trolley;

the lifting trolley moves along the arrangement direction of the track to drive the piston rod to be drawn out of the cylinder barrel or assembled into the cylinder barrel.

2. The hydraulic cylinder auxiliary dismounting mechanism of claim 1, characterized in that: the lifting carrier roller is arranged at the front end of the first supporting table and provided with a second assembling table capable of lifting vertically, and a second carrier roller for supporting and supporting the piston rod is arranged on the second assembling table.

3. The hydraulic oil cylinder auxiliary dismounting mechanism according to claim 1, characterized in that: still including anti-bouncing device, anti-bouncing device is including:

the first support frame is arranged in an inverted V shape, and two side wings of the first support frame are fixedly arranged on the edge part of the first assembly table respectively;

the threaded rod penetrates through the upper part of the first support frame along the vertical direction and is in threaded connection with the first support frame, the lower end part of the threaded rod is rotatably connected with an installation block, and limiting blocks which are opened at preset inclination angles are fixedly arranged on two sides of the installation block respectively;

the threaded rod drives the inner side faces of the two limiting blocks to be attached to or to be driven away from the side wall of the cylinder barrel through threaded rotation.

4. The hydraulic oil cylinder auxiliary dismounting mechanism according to claim 1, characterized in that: the first carrier roller is arranged at a preset inclination angle, every two first carrier rollers form a group, the two first carrier rollers are distributed on two sides of the width direction of the assembly table, the two first carrier rollers are arranged in an inclined mode to form a V-shaped structure, and a plurality of groups of the first carrier rollers are arranged in the length direction of the assembly table.

5. The auxiliary disassembly and assembly mechanism of the hydraulic oil cylinder as claimed in claim 3, wherein: the anti-jumping device is installed in the middle of the first assembling table.

6. The hydraulic oil cylinder auxiliary dismounting mechanism according to claim 1, characterized in that: an oil groove for allowing hydraulic oil in the hydraulic oil cylinder to flow out for containing is formed in the upper end face of the first assembly table, and the oil groove is communicated with an oil drum installed at the bottom of the first supporting table through an oil duct.

7. The hydraulic cylinder auxiliary dismounting mechanism of claim 1, characterized in that: and a hydraulic station is further installed at the bottom of the first supporting platform and is connected with the oil cylinder through an oil way.

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