CN219987515U - Dismounting and mounting tool - Google Patents

Abstract

The utility model aims to provide a tool for dismounting and mounting, which solves the problem that a magnetic bearing is easy to dismount and mount, and comprises a first base, a second base and a fixed rod, wherein the fixed rod is arranged on the first base, the first base and the second base are spaced at a certain distance, the second base is positioned in the extending direction of the fixed rod, a screw rod is arranged on the second base, the screw rod penetrates through the second base, the screw rod is in threaded connection with the second base, the fixed rod and the screw rod are on the same straight line, meanwhile, the fixed rod and the screw rod are at the same height, due to the fact that the fixed rod and the screw rod are matched, the screw rod can clamp a bearing or loosen the bearing when rotating, and the fixed rod and the screw rod are matched and clamped by a central column, and when the bearing is dismounted or mounted, the central column cannot move due to magnetic force, so that the problem that the magnetic bearing is easy to dismount and mount is solved.

Description

Dismounting and mounting tool

Technical Field

The present utility model relates to a tool for disassembly and assembly.

Background

In the use process that the center pin in the bearing takes strong magnetism, sometimes need dismantle or install, but take strong magnetism's center pin because of having magnetic force, if do not have corresponding centre gripping instrument, when dismantling or install, center pin or rotor in the bearing can outwards pop out because of the effect of magnetic force, the injury condition appears, and center pin or rotor can damage, some parts on every side can be adsorbed because of magnetic force, bump, cause the damage between the parts, need extra manpower in dismantling or installation, just can normally install unpick and wash, therefore how to make the center pin of taking strong magnetism fixed, the easy problem that unpick and wash the installation again is to be solved.

Disclosure of Invention

The utility model aims to provide a tool for dismounting and mounting, which solves the problem that a magnetic bearing is easy to dismount and mount.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tool for dismounting and mounting, which comprises a first base, a second base and a fixing rod, wherein the fixing rod is arranged on the first base, the first base and the second base are spaced at a certain distance, and the second base is positioned in the extending direction of the fixing rod.

Optionally, a conical surface head is arranged at one end of the fixing rod, and the conical surface head is close to the screw rod.

Optionally, a handle and a tip are respectively arranged at two ends of the screw rod, the handle and the tip are respectively positioned at two sides of the second base, and the tip is close to the fixing rod.

Further, a limiting block is arranged on the screw rod and located between the pointed end and the second base.

Optionally, a sliding rail is arranged at a certain distance between the bottom of the fixing rod and the bottom of the screw rod, and at least one sliding rail is arranged.

Further, a sliding block is arranged on the sliding rail and is used for bearing.

Further, the bottom of the sliding rail is provided with a supporting plate, and the first base, the second base and the sliding rail are all arranged on the supporting plate.

Optionally, a positioning piece is arranged on the second base, the positioning piece is in threaded connection with the second base, the positioning piece extends into the second base, and the screw rod is located in the extending direction of the positioning piece.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the tool for dismounting and mounting provided by the utility model has the advantages that the fixing rod is matched with the screw rod, and the fixing rod is matched with the screw rod to clamp the central shaft, so that the central shaft cannot move due to magnetic force when the bearing is dismounted or mounted, and the problem that the central shaft with the magnetic force is easy to dismount and mount is solved.

Drawings

Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:

FIG. 1 is a schematic perspective view of a tool for use in disassembly and assembly according to a preferred embodiment of the present utility model;

FIG. 2 is a front view of the device shown in FIG. 1;

FIG. 3 is a top view of the view shown in FIG. 1;

fig. 4 is a cross-sectional view of the motor.

Wherein reference numerals are as follows:

1. a first base;

2. a second base;

3. a fixed rod;

31. a conical surface head;

4. a screw rod;

41. a tip;

42. a handle;

43. a limiting block;

44. a positioning piece;

5. a slide rail;

6. a slide block;

7. a support plate;

71. an upper plate;

72. a support column;

73. a lower plate;

8. a rotor;

9. a motor stator;

10. a thrust magnetic suspension bearing;

11. a first radial magnetic bearing;

12. and a second radial magnetic suspension bearing.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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 addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1, the fixing device comprises a first base 1, a second base 2 and a fixing rod 3, wherein the fixing rod 3 is arranged on the first base 1, in the utility model, the fixing rod 3 passes through the first base 1, and the fixing rod 3 is in threaded connection with the first base 1, namely, by rotating the fixing rod 3, the fixing rod 3 can be far away from or close to the second base 2, the fixing rod 3 can also be fixed on the first base 1, the first base 1 and the second base 2 are separated by a certain distance, and the extending distance of the fixing rod 3 is just between the first base 1 and the second base 2.

The second base 2 is provided with a screw rod 4, the screw rod 4 penetrates through the second base 2 and extends outwards, the screw rod 4 is in threaded connection with the second base 2, the screw rod 4 is distributed to move through rotating the screw rod 4, the fixed rod 3 and the screw rod 4 are on the same straight line, the fact that the central line of the fixed rod 3 is on the same straight line with the central line of the screw rod 4 is guaranteed, the fixed rod 3 and the screw rod 4 are at the same height, in the utility model, the fixed rod 3 is fixed, the screw rod 4 and the fixed rod 3 clamp a bearing together through rotating the screw rod 4, and the screw rod 4 and the fixed rod 3 fix a rotor in the bearing together.

As shown in fig. 2 and 3, one end of the fixing rod 3 is provided with a conical head 31, and the conical head 31 is close to the screw rod 4, and the conical head 31 is used for abutting against a small surface area, so that the abutting force is large and more stable.

The two ends of the screw rod 4 are respectively provided with a handle 41 and a tip 42, the handles 41 and the tips 42 are respectively positioned on two sides of the second base 2, the tips 42 are close to the fixed rod 3, the screw rod 4 is driven to rotate through rotation of the handles 41, and the tips 42 are far away from or close to the fixed rod 3 when the screw rod 4 rotates.

The screw rod 4 is provided with a limiting block 43, the limiting block 43 is a convex ring, the limiting block 43 surrounds the outer peripheral surface of the screw rod 4, the limiting block 43 is arranged between the pointed end 42 and the second base 2, and the limiting block 43 is used for limiting the moving distance of the screw rod 4.

The bottom of the fixed rod 3 and the bottom of the screw rod 4 are provided with sliding rails 5 at intervals, the sliding rails 5 are parallel to the fixed rod 3 and the screw rod 4, if one sliding rail 5 is arranged, the sliding rails 5 are positioned right below the fixed rod 3 and the screw rod 4, and the two sliding rails 5 are arranged at intervals in parallel, so that the sliding block 6 is more stable when sliding on the two sliding rails 5.

The slide rail 5 is provided with the slide block 6, the slide block 6 has a plurality of sizes and can be matched with bearings with different sizes, meanwhile, the height of the slide block 6 is adjustable, and the slide block 6 can slide under the pushing of hands.

The bottom of the sliding rail 5 is provided with a supporting plate 7, the first base 1, the second base 2 and the sliding rail 5 are arranged on the supporting plate 7, meanwhile, the distance between the first base 1 and the second base 2 is adjustable, the supporting plate 7 comprises an upper plate 71, a lower plate 72 and a supporting column 73, two ends of the supporting column 73 are respectively connected with the upper plate 71 and the lower plate 72, the upper plate 71 and the lower plate 72 form a groove, and the groove is convenient for manual carrying or convenient for workers to lift together.

The second base 2 is provided with a positioning piece 44, the positioning piece 44 is in threaded connection with the second base 2, the positioning piece 44 extends into the second base 2, the screw rod 4 is located in the extending direction of the positioning piece 44, when the positioning piece 44 rotates, the positioning piece 44 extends into the second base 2, the positioning piece 44 can be abutted against the screw rod 4, so that the screw rod 4 cannot rotate even if an external force is applied to the screw rod 4, and the positioning piece 44 can be a threaded rotating rod.

As shown in fig. 4, in the motor, there are a rotor 8 and a motor stator 9, in which the magnetic bearing of the present utility model is a thrust magnetic bearing 10, a first radial magnetic bearing 11 and a second radial magnetic bearing 12, the rotor 8 is fixed among the thrust magnetic bearing 10, the first radial magnetic bearing 11 and the second radial magnetic bearing 12, when the motor is to be disassembled or assembled, the motor is placed on the slide 6, both ends of the rotor 8 are supported together by the fixing rod 3 and the screw rod 4, then the thrust magnetic bearing 10, the first radial magnetic bearing 11 and the second radial magnetic bearing 12 are disassembled or assembled, and after the disassembly or assembly is completed, the fixing rod 3 and the screw rod 4 can be released.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims (7)

1. The utility model provides a dismantlement mounting tool, includes first base (1), second base (2) and dead lever (3), dead lever (3) set up on first base (1), first base (1) with second base (2) alternate certain distance, second base (2) are located on the extending direction of dead lever (3), its characterized in that be provided with lead screw (4) on second base (2), lead screw (4) pass second base (2), and lead screw (4) with second base (2) threaded connection, dead lever (3) with lead screw (4) are on same straight line, simultaneously dead lever (3) with lead screw (4) are at same height.

2. A dismounting tool as claimed in claim 1, characterized in that a conical head (31) is provided at one end of the fixing rod (3), the conical head (31) being close to the screw (4).

3. A dismounting and mounting tool as claimed in claim 1, characterized in that a handle (41) and a tip (42) are provided at both ends of the screw (4), respectively, the handle (41) and the tip (42) being located at both sides of the second base (2), respectively, the tip (42) being close to the fixing rod (3).

4. A dismounting tool as claimed in claim 3, characterized in that a stop (43) is provided on the screw (4), the stop (43) being located between the tip (42) and the second base (2).

5. The dismounting and mounting tool according to claim 1, characterized in that a sliding rail (5) is arranged at a distance from the bottom of the fixing rod (3) and the bottom of the screw rod (4), at least one of the sliding rails (5) is arranged, a sliding block (6) is arranged on the sliding rail (5), and the height of the sliding block (6) is adjustable.

6. The dismounting tool as claimed in claim 5, characterized in that the bottom of the slide rail (5) is provided with a support plate (7), and that the first base (1), the second base (2) and the slide rail (5) are all arranged on the support plate (7).

7. The dismounting and mounting tool according to claim 1, wherein a positioning piece (44) is arranged on the second base (2), the positioning piece (44) is in threaded connection with the second base (2), the positioning piece (44) extends into the second base (2), and the screw rod (4) is located in the extending direction of the positioning piece (44).