CN112355599A

CN112355599A - Dismounting platform and dismounting device

Info

Publication number: CN112355599A
Application number: CN202011184733.7A
Authority: CN
Inventors: 石胜杰
Original assignee: Sany Renewable Energy Co Ltd
Current assignee: Sany Renewable Energy Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-02-12

Abstract

The invention provides a dismounting platform and a dismounting device, which relate to the technical field of mechanical part assembly. The invention solves the technical problems that the main shaft and the bearing are not aligned when being installed, and the bearing can only be installed on the main shaft by a related device but can not be disassembled.

Description

Dismounting platform and dismounting device

Technical Field

The invention relates to the technical field of mechanical part assembly, in particular to a disassembly and assembly platform and a disassembly and assembly device.

Background

At present, the disassembly and assembly of a main shaft and a bearing of a fan are mainly carried out in a hoisting mode, and used equipment mainly relates to a crown block (or a crane), a rope, a platform and the like. When assembling, the main shaft is firstly erected on the platform, then the main shaft components are sequentially lifted by utilizing a crane or other hoisting equipment, and the components are sleeved on the main shaft step by means of hand holding, visual inspection and the like.

However, when the spindle and the bearing are assembled by the above-mentioned means, the problem that the spindle and the bearing hole are not aligned easily occurs, and the mounting surfaces of the spindle and the bearing hole are scratched. Chinese patent application No. CN201720883550.1 discloses a positioning device for mounting a bearing seat of a main shaft of a wind turbine generator system, which includes a positioning bracket and a positioning support block, where the positioning bracket and the positioning support block have no movement fine-tuning mechanism, i.e. the positioning bracket cannot be adjusted to perform fine-tuning of the position of the bearing seat placed on the positioning support block, which requires high accuracy of the initial placement position of the main shaft.

Disclosure of Invention

The invention aims to provide a dismounting platform and a dismounting device, which are used for solving the technical problems that a main shaft and a bearing are not aligned when being mounted and the bearing can only be mounted on the main shaft but cannot be dismounted in the related device.

In order to solve the technical problems, the technical means adopted by the invention are as follows:

the invention provides a disassembly and assembly platform, which comprises: a support platform, a column and a support assembly;

the supporting platform is used for supporting the spindle, the pair of upright columns are symmetrically arranged on the upper surface of the supporting platform about the center of the supporting platform, and the bottom ends of the upright columns are connected with the upper surface of the supporting platform in a sliding manner;

the supporting component is used for supporting the bearing, the supporting component is arranged on the opposite side faces of the upright column in an opposite mode, and the supporting component is connected with the upright column in a sliding mode along the length direction of the side faces of the upright column.

As a further technical solution, the supporting component comprises a supporting arm and a moving block;

one end of the supporting arm is connected with the upright column in a sliding mode, the sliding path of the supporting arm on the upright column is perpendicular to the surface of the supporting platform, the other end of the supporting arm is connected with one end of the moving block in a sliding mode, and the other end of the moving block is used for placing a bearing.

As a further technical solution, the sliding path of the upright post on the support platform is deviated from the center of the support platform, and the two sliding paths of the two moving blocks on the support arm are on the same straight line.

As a further technical scheme, the upper surface of the supporting table is connected with a sliding rail, the axis of the sliding rail deviates from the center of the supporting table, and the bottom end of the upright post is provided with a sliding groove matched with the sliding rail.

As a further technical solution, an extension line of a sliding path of the upright post on the support table intersects with a center of the support table, and two sliding paths of the two moving blocks on the support arm are parallel to each other.

As a further technical scheme, the upper surface of the supporting table is connected with a sliding rail, the extension line of the axis of the sliding rail is intersected with the center of the supporting table, and the bottom end of the upright post is provided with a sliding groove matched with the sliding rail.

As a further technical scheme, a gradienter is embedded in the upper surface of the supporting table, a plurality of supporting legs are arranged on the lower surface of the supporting table, and the supporting legs can adjust the levelness of the supporting table.

As a further technical scheme, a centering scale mark is arranged at the central position of the upper surface of the supporting platform.

As a further technical solution, the support table is a circular table.

As a further technical scheme, the hoisting device is erected around the dismounting platform.

Compared with the prior art, the dismounting platform provided by the invention has the technical advantages that:

the invention provides a disassembly and assembly platform which comprises a support platform, stand columns and a support assembly, wherein the support platform is used for supporting a spindle, a pair of stand columns are symmetrically arranged on the upper surface of the support platform relative to the center of the support platform, the bottom ends of the stand columns are connected with the upper surface of the support platform in a sliding mode, the support assembly is used for supporting a bearing, the support assembly is oppositely arranged on opposite side surfaces of the stand columns, and the support assembly is connected with the stand columns in a sliding mode along the length direction of the side surfaces of the stand.

The dismounting platform provided by the invention has the advantages that:

in the invention, a structure of double upright posts and double supporting components is adopted, the two supporting components can lift in the vertical direction along the side surfaces of the opposite upright posts and drive a bearing or other parts placed on the supporting components to synchronously move up and down along with the supporting components, the supporting components can play a role in supporting and falling and a role in supporting and lifting, the bearing or other parts can be installed at corresponding positions on the main shaft when falling, and the bearing or other parts can be lifted and separated from the main shaft when rising to finish the dismounting work; the two stand columns can horizontally move on the supporting table and drive the supporting component connected with the stand columns in a sliding mode to horizontally move, position compensation of the placement position of the main shaft is achieved, the relative positions of the bearing or other parts and the main shaft are indirectly adjusted, the central axis of the bearing or other parts is overlapped with the central axis of the main shaft, and the problem that the mounting surface is scratched due to the fact that the mounting is not centered is avoided.

The dismounting device provided by the invention comprises a dismounting platform, and therefore, the technical advantages achieved by the dismounting device comprise the technical advantages and effects achieved by the dismounting platform, and are not repeated herein.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a dismounting platform according to an embodiment of the present invention;

FIG. 2 is a front view of a mounting/dismounting platform according to an embodiment of the present invention;

fig. 3 is a top view of a mounting/dismounting platform according to an embodiment of the present invention.

Icon:

100-a support table; 200-column; 300-a slide rail;

400-a support assembly; 410-a support arm; 420-a moving block;

500-a level; 600-a foot; 700-centering scale lines; 800-a gantry; 900-a cross beam; 1000-crane.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The dismounting platform provided by the embodiment comprises a support table 100, a column 200 and a support assembly 400, wherein the support table 100 is used for supporting a spindle, a pair of columns 200 are symmetrically arranged on the upper surface of the support table 100 about the center of the support table 100, the bottom ends of the columns 200 are slidably connected with the upper surface of the support table 100, the support assembly 400 is used for supporting a bearing, the support assembly 400 is oppositely arranged on the opposite side surfaces of the columns 200, and the support assembly 400 is slidably connected with the columns 200 along the length direction of the side surfaces of the columns 200.

In this embodiment, as shown in fig. 1 and fig. 2, the dismounting platform adopts a structure of two columns 200 and two supporting assemblies 400, two columns 200 can move horizontally on the supporting platform 100, and drive the supporting assemblies 400 connected to the columns 200 in a sliding manner to move horizontally, and two supporting assemblies 400 can lift vertically along opposite sides of the columns 200, and drive bearings or other components placed on the supporting assemblies 400 to move up and down synchronously along with the supporting assemblies 400.

Specifically, the support assembly 400 can play a role in supporting falling and a role in supporting rising, and when falling, a bearing or other parts can be installed at a corresponding position on the main shaft; when the lifting mechanism ascends, the bearing or other parts can be lifted and separated from the main shaft, and the dismounting work is completed. The upright columns 200 can compensate the placement position of the main shaft, and can also position, disassemble and assemble bearings or other parts with different specifications, when the position compensation is carried out, the moving tracks of the two upright columns 200 are parallel to each other, and the relative positions of the bearings or other parts and the main shaft are indirectly adjusted by the movement of the upright columns 200, so that the central axes of the bearings or other parts are superposed with the central axis of the main shaft, and the problem that the mounting surface is scratched due to the fact that the bearings or other parts are not centered with the main shaft is avoided; when the dismouting is fixed a position, the extension line coincidence of the removal orbit of two stands 200 and the center through brace table 100, the removal of stand 200 has shortened or has increased the perpendicular distance between two stands 200 for the spare part of different specifications can be placed to supporting component 400, and the dismouting platform can be fixed a position the dismouting to the spare part of whole main shaft system, has increased the practicality of dismouting platform.

Further, the lifting of the supporting member 400 on the side of the upright 200 may be manually controlled or may be designed to be self-controlled.

In an alternative embodiment of this embodiment, the supporting assembly 400 includes a supporting arm 410 and a moving block 420, one end of the supporting arm 410 is slidably connected to the upright 200, a sliding path of the supporting arm 410 on the upright 200 is perpendicular to a surface of the supporting table 100, the other end of the supporting arm 410 is slidably connected to one end of the moving block 420, and the other end of the moving block 420 is used for placing a bearing.

In this embodiment, as shown in fig. 1 and fig. 2, the moving block 420 can move horizontally on the supporting arm 410, and in combination with the movement path of the upright post 200, the movement of the moving block 420 can not only position and disassemble bearings or other components of different specifications, but also perform position compensation on the placement position of the main shaft. Specifically, the vertical column 200 moves to compensate the position of the main shaft, and then the moving block 420 moves to position and disassemble the bearings or other components of different specifications, or the vertical column 200 moves to position and disassemble the bearings or other components of different specifications, and the moving block 420 moves to compensate the position of the main shaft, that is, the vertical column 200 and the moving block 420 have complementary functions, and correspondingly, the motion path of the vertical column 200 and the motion path of the moving block 420 are perpendicular in space.

In an alternative embodiment of the present invention, the sliding path of the shaft 200 on the support table 100 is offset from the center of the support table 100, and the two sliding paths of the two moving blocks 420 on the support arm 410 are on the same line.

In this embodiment, when the two vertical columns 200 slide on the support table 100, the two corresponding sliding paths are parallel to each other, the sliding of the vertical columns 200 plays a role of position compensation for the placement position of the main shaft, when the two moving blocks 420 slide on the support arms 410 corresponding to each other, the two corresponding sliding paths are on the same straight line, and the sliding of the moving blocks 420 plays a role of positioning, dismounting and mounting for bearings or other parts of different specifications. Specifically, taking the installation of the components as an example, the spindle is placed in the center of the support table 100, when there is a deviation between the center of the spindle and the center of the support table 100, the vertical columns 200 can be slid, so that the connecting line of the centers of the two vertical columns 200 intersects with the central axis of the spindle, after the position of the vertical columns 200 is adjusted, the moving blocks 420 are slid in the radial direction of the spindle, so that the distance between the two moving blocks 420 is adapted to the diameter of the bearing or other components, and meanwhile, the central axis of the bearing or other components coincides with the central axis of the spindle, so far, the relative position of the bearing or other components and the spindle is adjusted, and the support arm 410 can be lowered to install the components.

In the optional technical solution of this embodiment, the upper surface of the supporting table 100 is connected with a slide rail 300, and the axis of the slide rail 300 deviates from the center of the supporting table 100, and the bottom end of the upright column 200 is provided with a chute adapted to the slide rail 300.

Specifically, the slide rails 300 are symmetrically fixed on the upper surface of the support table 100 about the center of the support table 100, the axes of the two slide rails 300 are parallel to each other, and the bottom end of the upright column 200 is provided with a chute matched with the slide rails 300, so that the upright column 200 can slide along the axes of the slide rails 300; the side sliding grooves extending along the height direction of the upright column 200 are formed in the side face of the upright column 200, and the supporting assembly 400 can slide up and down along the height direction of the upright column 200 on the side sliding grooves to realize the functions of supporting, falling and lifting the main shaft or other parts, so that the main shaft or other parts can be compensated, and the parts can be mounted or dismounted by the dismounting platform.

In an alternative embodiment of this embodiment, an extension line of the sliding path of the column 200 on the support table 100 intersects with the center of the support table 100, and two sliding paths of the two moving blocks 420 on the support arm 410 are parallel to each other.

In this embodiment, when the two vertical columns 200 slide on the support table 100, the two corresponding sliding paths are on the same straight line, the sliding of the vertical columns 200 plays a role in positioning, dismounting and mounting bearings or other components of different specifications, when the two moving blocks 420 slide on the corresponding support arms 410, the two corresponding sliding paths are parallel to each other, and the sliding of the moving blocks 420 plays a role in position compensation for the placement position of the main shaft. Specifically, for example, the parts are mounted, the main shaft is placed at the center of the support table 100, when the center of the main shaft deviates from the center of the support table 100, the moving blocks 420 can be slid, so that a connecting line of the centers of the two moving blocks 420 intersects with the central axis of the main shaft, after the positions of the moving blocks 420 are adjusted, the upright posts 200 are slid in the radial direction of the main shaft, and the distance between the two moving blocks 420 is indirectly changed by adjusting the distance between the two upright posts 200, so that the distance between the two moving blocks 420 is adapted to the diameter of the bearing or other parts, and meanwhile, the central axis of the bearing or other parts coincides with the central axis of the main shaft.

In the optional technical scheme of this embodiment, the upper surface of supporting bench 100 is connected with slide rail 300, and the extension line of the axis of slide rail 300 intersects with the center of supporting bench 100, and the bottom of stand 200 is equipped with the spout with slide rail 300 looks adaptation.

Specifically, the slide rails 300 are symmetrically fixed to the upper surface of the supporting table 100 about the center of the supporting table 100, the axes of the two slide rails 300 are located on the same straight line, and the bottom end of the upright column 200 is provided with a sliding groove matched with the slide rails 300, so that the upright column 200 can slide along the axes of the slide rails 300.

In the optional technical scheme of this embodiment, the spirit level 500 is installed to the upper surface embedding of support table 100, and the lower surface of support table 100 is equipped with a plurality of stabilizer blades 600, the levelness of adjustable support table 100 of stabilizer blade 600.

Specifically, as shown in fig. 2, each leg 600 can be independently lifted and lowered, and the level 500 is disposed at the center of the support table 100. The height of each foot 600 may be adjusted to correct the level of the support table 100 when the support table 100 is tilted as viewed from the level 500, thereby ensuring the verticality of the spindle axis placed on the support table 100.

In an alternative embodiment of the present invention, a centering graduation 700 is disposed at a central position of the upper surface of the support table 100.

Specifically, as shown in fig. 3, the centering graduation line 700 disposed at the center of the supporting table 100 can serve as a reference, so that the spindle can easily fall on the center of the supporting table 100, the deviation degree between the axis of the spindle and the axis of the horizontal table is effectively controlled, and the accuracy of the initial placement position of the spindle is ensured.

In an alternative embodiment of the present invention, the support table 100 is a circular table.

Specifically, as shown in fig. 3, the support table 100 is a circular table to facilitate the work of detaching and installing the spindle by a worker. When the main shaft is disassembled and assembled, workers surround the disassembling and assembling platform, and for the polygonal supporting table 100, the circular table avoids collision with the supporting table 100 when the workers walk, and potential safety hazards are eliminated.

The dismounting device provided by the embodiment comprises a hoisting device and a dismounting platform, wherein the hoisting device is erected around the dismounting platform.

Specifically, as shown in fig. 1, the hoisting device includes a crane frame 800, a cross beam 900 and a crane 1000, the crane frame 800 is fixed on the ground, the cross beam 900 is erected on the top of the crane frame 800 and can horizontally slide on the crane frame 800, and the crane 1000 is slidably connected to the cross beam 900. In practical application, taking the installation of parts as an example, the positions of the beam 900 on the crane frame 800 and the crane 1000 are firstly adjusted, the positions of the upright column 200 and the support assembly 400 are correspondingly adjusted according to the size of the main shaft to prevent collision with the support assembly 400 in the main shaft parking process, then the main shaft is hoisted and parked at the central position of the support table 100 by using the crane 1000, and after the main shaft is parked, the bearing or other parts are hoisted by using the crane 1000 and placed on the moving block 420 of which the position is adjusted, so that the hoisting work is completed.

The dismounting device provided by the embodiment comprises a dismounting platform, and therefore the technical advantages achieved by the dismounting device comprise the technical advantages and effects achieved by the dismounting platform, and are not repeated here.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein, and equivalents may be substituted for elements thereof without departing from the scope of the present invention.

Claims

1. A mounting and dismounting platform, comprising: a support table (100), a column (200) and a support assembly (400);

the supporting platform (100) is used for supporting a spindle, the pair of upright columns (200) is symmetrically arranged on the upper surface of the supporting platform (100) relative to the center of the supporting platform (100), and the bottom ends of the upright columns (200) are connected with the upper surface of the supporting platform (100) in a sliding manner;

the supporting component (400) is used for supporting a bearing, the supporting component (400) is arranged on the opposite side faces of the upright post (200), and the supporting component (400) is connected with the upright post (200) in a sliding mode along the length direction of the side face of the upright post (200).

2. The de-ballast platform of claim 1, wherein the support assembly (400) comprises a support arm (410) and a moving block (420);

one end of the supporting arm (410) is connected with the upright post (200) in a sliding mode, the sliding path of the supporting arm (410) on the upright post (200) is perpendicular to the surface of the supporting platform (100), the other end of the supporting arm (410) is connected with one end of the moving block (420) in a sliding mode, and the other end of the moving block (420) is used for placing a bearing.

3. The mounting platform according to claim 2, characterized in that the sliding path of the upright (200) on the support table (100) is offset from the center of the support table (100), and the two sliding paths of the two moving blocks (420) on the support arm (410) are collinear.

4. The dismounting platform according to claim 3, wherein a slide rail (300) is connected to the upper surface of the support platform (100), the axis of the slide rail (300) deviates from the center of the support platform (100), and a sliding groove adapted to the slide rail (300) is formed at the bottom end of the upright (200).

5. The mounting platform according to claim 2, characterized in that the extension of the sliding path of the upright (200) on the support table (100) intersects the center of the support table (100), and the two sliding paths of the two moving blocks (420) on the support arm (410) are parallel to each other.

6. A platform as claimed in claim 5, wherein a slide rail (300) is connected to the upper surface of the support platform (100), an extension line of the axis of the slide rail (300) intersects with the center of the support platform (100), and a sliding slot adapted to the slide rail (300) is provided at the bottom end of the upright (200).

7. The dismounting platform according to claim 1, wherein a level (500) is embedded in the upper surface of the supporting platform (100), a plurality of supporting legs (600) are provided on the lower surface of the supporting platform (100), and the supporting legs (600) can adjust the levelness of the supporting platform (100).

8. The mounting platform of claim 1, wherein the support table (100) has a centering graduation (700) provided at a central position of the upper surface.

9. The de-ballast platform according to claim 1, wherein the support table (100) is a circular table.

10. A dismounting device, characterized in that it comprises a lifting device and a dismounting platform according to any one of claims 1-9, said lifting device being erected around said dismounting platform.