CN211103767U

CN211103767U - Rolling bearing extraction device

Info

Publication number: CN211103767U
Application number: CN201921996420.4U
Authority: CN
Inventors: 谢鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-28
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses a antifriction bearing's pull-out device belongs to pull-out device technical field. The pulling device of the rolling bearing comprises an upper plate and a lower plate, wherein a clamping groove is formed in the lower plate, the upper plate and the lower plate are fixedly connected through a fixed rod, a screw rod is connected onto the upper plate in a threaded manner, a jacking support is fixedly connected onto the screw rod, the pulling device further comprises a clamping block and a sliding rod, the clamping block is matched with the clamping groove, an inclined plane plate is arranged on the clamping block, a threaded rod is connected onto the lower plate in a threaded manner, the threaded rod is matched with the inclined plane plate, the sliding rod is connected onto the upper plate and the lower plate in a sliding manner, sliding grooves matched with the sliding rod are formed in the upper plate and the lower plate, and; the utility model discloses can antifriction bearing dismantle, be convenient for place antifriction bearing on the hypoplastron, the antifriction bearing scope of being suitable for is big, and is fixed effectual, playing group the in-process, antifriction bearing is not fragile, easy operation.

Description

Rolling bearing extraction device

Technical Field

The utility model relates to a pull-out device technical field especially relates to antifriction bearing's pull-out device.

Background

The rolling bearing is a precise mechanical element which changes sliding friction between a running shaft and a shaft seat into rolling friction so as to reduce friction loss, and when the machine needs to be maintained and disassembled after being damaged, a pulling device is often used for ensuring that the precise bearing is not damaged.

Through retrieval, the utility model discloses a bearing puller, which comprises a static baffle, a movable baffle, a screw rod and a top support, wherein the patent application number is 201621005259.6, the publication number is CN206010949U, the patent name is a bearing puller, the static baffle comprises a half baffle and a plugboard baffle inserted on the half baffle, the half baffle comprises an inner edge straight clamping edge and an inner edge arc clamping edge, the inner edge straight clamping edge protrudes inwards to form a supporting plate, and the plugboard baffle is provided with a notch; be provided with a plurality of regulation holes on the layer board, be provided with T type hole groove on the picture peg baffle, T type hole inslot is provided with spring, two gag lever posts and two levers, the one end of gag lever post with spring fixed connection, the other end is worn out picture peg baffle lateral wall and is inserted and locate in the regulation hole, two the lever post sets up respectively in two on the gag lever post, be provided with U type buckle on one of them lever post, be provided with on another lever post and be used for hanging U type buckle's arch, above-mentioned utility model discloses simple structure, simple to operate, and the centre gripping district internal diameter is adjustable, can be applicable to the bearing of multiple model.

Above-mentioned utility model discloses a bearing extraction tool can dismantle the bearing, easy operation, but because the rib pole is fixed for when the bearing diameter is too big, be not convenient for insert the extraction device in, and the picture peg baffle passes through the arch fixed, makes the picture peg baffle be difficult for pasting with the central axis, and then plays and extract the in-process and easily rock, and then leads to damaging antifriction bearing.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a pulling device for a rolling bearing, which solves the above problems of the prior art.

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

antifriction bearing's pull-out device, including upper plate, hypoplastron, be equipped with the draw-in groove on the hypoplastron, the upper plate passes through the fixed pole with the hypoplastron and fixes continuously, threaded connection has the screw rod on the upper plate, fixedly connected with top support on the screw rod still includes fixture block, slide bar, fixture block and draw-in groove phase-match, be equipped with the inclined plane board on the fixture block, threaded connection has the threaded rod on the hypoplastron, threaded rod and inclined plane board phase-match, slide bar sliding connection is on upper plate and hypoplastron, all be equipped with on upper plate and the hypoplastron with slide bar assorted sliding tray, fixedly connected with elasticity rope on the slide bar, the other end fixed connection of elasticity rope is in the sliding tray, the elasticity rope is located between slide bar and the fixture block, be equipped with the commentaries on classi.

Preferably, both ends of the rotating rod are in threaded connection with threaded blocks.

Preferably, the slide bar is rotatably connected with a stop dog, the slide bar is fixedly connected with a fixed plate, the side wall of the fixed plate is fixedly connected with a U-shaped elastic sheet, and the other end of the U-shaped elastic sheet is fixedly connected with the stop dog.

Preferably, a rubber pad is arranged at one end, close to the clamping groove, of the clamping block.

Preferably, one end of the threaded rod close to the inclined plane plate is a conical surface.

Preferably, the sliding rod is rotatably connected with a rotating disc, and the rotating disc is fixedly connected with the elastic rope.

Compared with the prior art, the utility model provides a antifriction bearing's pull-out device possesses following beneficial effect:

1. when a user uses the pulling device of the rolling bearing, when the rolling bearing is slightly larger in diameter and cannot be directly placed on the lower plate, the two sliding rods are pulled, the elastic rope extends, the two sliding rods lean against the fixed rod, the rolling bearing can be placed on the lower plate at the moment, and the central shaft in the center of the rolling bearing is clamped in the clamping groove;

at the moment, the sliding rod is loosened, then the sliding rod resets under the action of the elastic rope, the rolling bearing is fixed, and the stop block is attached to the rolling bearing under the action of the U-shaped elastic sheet and the fixing plate so as to further fix the rolling bearing;

the clamping block is inserted into the clamping groove, and the rubber pad arranged on the clamping block can prevent the clamping block from damaging the central shaft;

the threaded rod is rotated, is in threaded connection with the lower plate, is close to the inclined panel, pushes the clamping block through the inclined panel and clamps the central shaft;

one end of the threaded rod close to the inclined plane plate is a conical surface, so that the inclined plane plate is convenient to push;

at this moment, the rotating rod is inserted into the rotating hole, the two ends of the rotating rod are fixed through the thread blocks, and then the rolling bearing can be separated from the central shaft by rotating the screw rod at this moment.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can antifriction bearing dismantle, be convenient for place antifriction bearing on the hypoplastron, the antifriction bearing scope of being suitable for is big, and is fixed effectual, and at playing group in-process, antifriction bearing is not fragile, easy operation.

Drawings

Fig. 1 is one of the schematic structural views of the pulling device for rolling bearing according to the present invention;

fig. 2 is one of the schematic structural diagrams of the pulling device of the rolling bearing according to the present invention;

fig. 3 is a schematic structural diagram of the fixture block of the pulling device of the rolling bearing according to the present invention.

In the figure: 1. an upper plate; 1001. a card slot; 101. a lower plate; 102. a screw; 103. jacking; 104. a rotating rod; 1041. hole turning; 1042. a thread block; 105. fixing the rod; 2. a slide bar; 201. a sliding groove; 202. a stopper; 203. a fixing plate; 204. a U-shaped elastic sheet; 205. an elastic cord; 2051. rotating the disc; 3. a clamping block; 301. a threaded rod; 302. an inclined plane plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the pulling device of the rolling bearing comprises an upper plate 1 and a lower plate 101, wherein the lower plate 101 is provided with a clamping groove 1001, the upper plate 1 and the lower plate 101 are fixedly connected through a fixing rod 105, the upper plate 1 is in threaded connection with a screw 102, the screw 102 is fixedly connected with a jacking 103, and the pulling device further comprises a clamping block 3, slide bar 2, fixture block 3 and draw-in groove 1001 phase-match, be equipped with inclined plane board 302 on fixture block 3, threaded connection has threaded rod 301 on hypoplastron 101, threaded rod 301 and inclined plane board 302 phase-match, slide bar 2 sliding connection is on upper plate 1 and hypoplastron 101, all be equipped with on upper plate 1 and the hypoplastron 101 with slide bar 2 assorted sliding tray 201, fixedly connected with elasticity rope 205 on the slide bar 2, the other end fixed connection of elasticity rope 205 is in sliding tray 201, elasticity rope 205 is located between slide bar 2 and the fixture block 3, be equipped with on the screw rod 102 and change hole 1041, sliding connection has bull stick 104 in changeing hole 1041.

Both ends of the rotating rod 104 are threadedly connected with thread blocks 1042.

The slide bar 2 is rotatably connected with a stop block 202, the slide bar 2 is fixedly connected with a fixing plate 203, the side wall of the fixing plate 203 is fixedly connected with a U-shaped elastic sheet 204, and the other end of the U-shaped elastic sheet 204 is fixedly connected with the stop block 202.

And a rubber pad is arranged at one end of the clamping block 3 close to the clamping groove 1001.

The end of the threaded rod 301 adjacent to the inclined plate 302 is tapered.

The slide rod 2 is rotatably connected with a rotating disc 2051, and the rotating disc 2051 is fixedly connected with the elastic rope 205.

When a user uses the device, when the rolling bearing is slightly larger in diameter and cannot be directly placed on the lower plate 101, the two sliding rods 2 are pulled, the elastic rope 205 is extended, the two sliding rods 2 are enabled to lean against the fixed rod 105, the rolling bearing can be placed on the lower plate 101 at the moment, and the central shaft in the center of the rolling bearing is clamped into the clamping groove 1001;

at the moment, the sliding rod 2 is loosened, the sliding rod 2 is reset under the action of the elastic rope 205, the rolling bearing is fixed, and the stopper 202 is attached to the rolling bearing under the action of the U-shaped elastic sheet 204 and the fixing plate 203 to further fix the rolling bearing;

the clamping block 3 is inserted into the clamping groove 1001, and the rubber pad arranged on the clamping block 3 can prevent the clamping block 3 from damaging the central shaft;

rotating the threaded rod 301, enabling the threaded rod 301 to be in threaded connection with the lower plate 101, enabling the threaded rod 301 to approach towards the direction of the inclined plate 302, further pushing the fixture block 3 through the inclined plate 302, and clamping the central shaft;

one end of the threaded rod 301 close to the inclined plane plate 302 is conical, so that the inclined plane plate 302 is pushed conveniently;

at this time, the rotating rod 104 is inserted into the rotating hole 1041, and both ends are fixed by the thread block 1042, and then the rolling bearing can be separated from the central shaft by rotating the screw 102 at this time, the specific operation is the prior art, and will not be described herein;

the utility model discloses can antifriction bearing dismantle, be convenient for place antifriction bearing on hypoplastron 101, the antifriction bearing scope of being suitable for is big, and is fixed effectual, playing and dialling the in-process, antifriction bearing is not fragile, easy operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The pulling device of the rolling bearing comprises an upper plate (1) and a lower plate (101), wherein a clamping groove (1001) is formed in the lower plate (101), the upper plate (1) is fixedly connected with the lower plate (101) through a fixing rod (105), a screw (102) is in threaded connection with the upper plate (1), a jacking support (103) is fixedly connected onto the screw (102), the pulling device is characterized by further comprising a clamping block (3) and a sliding rod (2), the clamping block (3) is matched with the clamping groove (1001), an inclined plane plate (302) is arranged on the clamping block (3), a threaded rod (301) is in threaded connection with the lower plate (101), the threaded rod (301) is matched with the inclined plane plate (302), the sliding rod (2) is in sliding connection with the upper plate (1) and the lower plate (101), sliding grooves (201) matched with the sliding rod (2) are formed in the upper plate (1) and the lower plate (101), the utility model discloses a quick-witted, including slide bar (2), other end fixed connection of elasticity rope (205) is in sliding tray (201), elasticity rope (205) are located between slide bar (2) and fixture block (3), be equipped with on screw rod (102) and change hole (1041), it has bull stick (104) to change hole (1041) sliding connection.

2. Extraction device for rolling bearings according to claim 1, characterized in that both ends of the rotating rod (104) are screwed with threaded blocks (1042).

3. The rolling bearing pulling device according to claim 2, wherein the sliding rod (2) is rotatably connected with a stopper (202), the sliding rod (2) is fixedly connected with a fixing plate (203), a side wall of the fixing plate (203) is fixedly connected with a U-shaped elastic sheet (204), and the other end of the U-shaped elastic sheet (204) is fixedly connected with the stopper (202).

4. The rolling bearing extraction device according to claim 1, wherein a rubber pad is disposed at one end of the fixture block (3) close to the slot (1001).

5. A device for extracting rolling bearings according to claim 4, characterized in that the end of the threaded rod (301) close to the inclined plate (302) is tapered.

6. Rolling bearing extraction device according to claim 5, characterized in that a rotating disc (2051) is rotatably connected to said sliding rod (2), said rotating disc (2051) being fixedly connected to said elastic cord (205).