CN212705323U - Special tool for withdrawing small bearing - Google Patents

Abstract

The utility model discloses a move back little bearing specialized tool, which comprises a fixed base, the top of fixing base is provided with the standing groove, nested being provided with in the standing groove removes the frame, and the inner wall bottom center department of standing groove is provided with the thread groove, thread groove female connection has the screw rod, the inner wall bottom bilateral symmetry fixedly connected with slide bar of standing groove, remove and put up with two slide bar corresponding positions all set up with slide bar looks nested sliding connection's spout, surface one side fixedly connected with link of fixing base, the notch has been seted up on the link. The utility model discloses in, can carry out nested cooperation with the axis of rotation through setting up the notch on the link, the inclined plane setting on the cooperation link can insert position between bearing and the chassis, cooperation screw rod, removal frame wait to adjust the setting of structure, can be stable withdraw from the axis of rotation with the bearing, structural connection is stable, and is easy and simple to handle, and the security is high.

Description

Special tool for withdrawing small bearing

Technical Field

The utility model relates to a extracting tool technical field especially relates to move back little bearing specialized tool.

Background

The bearing, be an instrument very commonly used in present machinery, application range is very extensive, no matter be large-scale machinery or meticulous machinery all everywhere visible, and the bearing uses usually to dismantle the change after damaging, for example, the rewinding machine is with rolling the high-speed rotation of repairment sword, inside bearing just needs to be changed over a period of time, it is great to change the degree of difficulty because of the clearance undersize during change, it wastes time and energy, hand injured's problem also appears easily in manual operation simultaneously, the operation lacks the security, consequently, then there is certain demand to the specialized tool that moves back the little bearing that can be convenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a special tool for withdrawing a small bearing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the special tool for withdrawing the small bearing comprises a fixed seat, wherein a placing groove is arranged at the top of the fixed seat, a moving frame is nested in the placing groove, a thread groove is arranged at the center of the bottom of the inner wall of the placing groove, a screw rod is connected in the thread groove in an internal thread manner, slide bars are symmetrically and fixedly connected with the two sides of the bottom of the inner wall of the placing groove, slide grooves which are in nested sliding connection with the slide bars are respectively arranged at positions on the moving frame corresponding to the two slide bars, a connecting frame is fixedly connected with one side of the outer surface of the fixed seat, a notch is arranged on the connecting frame, movable grooves are symmetrically arranged at positions on the top of the connecting frame, which are positioned on the two sides of the notch, one ends of the two movable grooves are respectively communicated with the placing groove, pushing blocks are respectively nested in the two movable grooves, one ends of the two pushing blocks are respectively fixedly connected with one side of, the rotating shaft is provided with a base plate in a nested mode, and a bearing in nested sliding connection with the rotating shaft is arranged above the base plate.

As a further description of the above technical solution:

the bottom end of the screw rod is fixedly connected with an adjusting wheel.

As a further description of the above technical solution:

the bottom of the movable frame is provided with a connecting groove which is matched with the top end of the screw in an embedded mode, the inner wall of the connecting groove is provided with a limiting groove which is circular, a limiting block is arranged in the limiting groove in an embedded mode, and the inner surface of the limiting block is fixedly connected with the outer surface of the screw.

As a further description of the above technical solution:

the top ends of the two slide bars are fixedly connected with a stop block.

As a further description of the above technical solution:

and a grip is fixedly connected to one side of the outer surface of the fixed seat, which is far away from the connecting frame.

As a further description of the above technical solution:

two the equal fixedly connected with strengthening rib in the bottom that promotes the piece and the corresponding position in surface one side of removing the frame.

The utility model discloses following beneficial effect has:

this move back little bearing specialized tool, the toper design through the link structure, the cooperation notch can be directly inject the structure between bearing and the chassis, the cooperation is removed the frame and is promoted the operation of block structure, rapid bearing separation dismantlement work can be carried out, regulating wheel and screw rod structure through setting up, can realize convenient stable bearing promotion separation operation, can make things convenient for the overall operation of structure through the handle, whole structural connection is stable to be used conveniently, the problem of wasting time and energy when need not manual operation, the security of bearing dismantlement has also been improved simultaneously, can realize convenient stable safe bearing dismantlement work.

Drawings

Fig. 1 is a front view of the special tool for withdrawing a small bearing provided by the utility model;

fig. 2 is a top view of the special tool for withdrawing a small bearing provided by the present invention;

fig. 3 is a schematic view of the special tool for removing the small bearing provided by the present invention.

Illustration of the drawings:

1. a fixed seat; 2. a placement groove; 3. a movable frame; 4. a thread groove; 5. a screw; 6. an adjustment wheel; 7. connecting grooves; 8. a limiting groove; 9. a limiting block; 10. a chute; 11. a slide bar; 12. a stopper; 13. a grip; 14. a connecting frame; 15. a recess; 16. a movable groove; 17. a pushing block; 18. reinforcing ribs; 19. a rotating shaft; 20. a chassis; 21. and a bearing.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a special tool for withdrawing a small bearing comprises a fixed seat 1, wherein a placing groove 2 is arranged at the top of the fixed seat 1, a moving frame 3 is arranged in the placing groove 2 in a nested manner, a thread groove 4 is arranged at the center of the bottom of the inner wall of the placing groove 2, a screw rod 5 is connected in the thread groove 4 in a threaded manner, slide bars 11 are symmetrically and fixedly connected to two sides of the bottom of the inner wall of the placing groove 2, slide grooves 10 which are in nested sliding connection with the slide bars 11 are respectively arranged at positions on the moving frame 3 corresponding to the two slide bars 11, a connecting frame 14 is fixedly connected to one side of the outer surface of the fixed seat 1, notches 15 are arranged on the connecting frame 14, movable grooves 16 are symmetrically arranged at positions at two sides of the notches 15 at the top of the connecting frame 14, one end of each movable groove 16 is communicated with the placing groove 2, pushing blocks 17 are respectively nested in the two movable, a rotating shaft 19 which is nested and matched with the notch 15 is arranged at one side position of the connecting frame 14, a chassis 20 is nested and arranged on the rotating shaft 19, and a bearing 21 which is nested and slidably connected with the rotating shaft 19 is arranged above the chassis 20.

The bottom end of the screw 5 is fixedly connected with an adjusting wheel 6, the structure of the screw 5 can be conveniently driven to stably rotate through the arrangement of the adjusting wheel 6, and the pushing structure can be driven to drive the bearing 21 to be opened through the transmission structure; the bottom of the movable frame 3 is provided with a connecting groove 7 which is matched with the top end of the screw 5 in an embedded manner, the inner wall of the connecting groove 7 is provided with a circular limiting groove 8, a limiting block 9 is embedded in the limiting groove 8, the inner surface of the limiting block 9 is fixedly connected with the outer surface of the screw 5, and the stable operation of the structure can be ensured; the top ends of the two sliding rods 11 are fixedly connected with a stop block 12, so that a limiting effect can be achieved, and the stability of the structure is ensured; a grip 13 is fixedly connected to one side of the outer surface of the fixed seat 1, which is far away from the connecting frame 14, and the operation of the whole structure can be conveniently carried out through the arrangement of the grip 13; the bottom of two promotion pieces 17 and the equal fixedly connected with strengthening rib 18 in the surface one side corresponding position of removal frame 3 can increase the intensity of structure, guarantees the stability of operation.

The working principle is as follows: when the special tool for withdrawing the small bearing is used, the notch 15 on the connecting frame 14 corresponds to the position of the rotating shaft 19, the front end of the connecting frame 14 is clamped between the bearing 21 and the chassis 20, the bearing 21 and the chassis 20 can be separated through the inclined plane design at the top of the connecting frame 14, the handle 13 is grasped, the adjusting wheel 6 is rotated, the adjusting wheel 6 drives the screw rod 5 to rotate, the screw rod 5 drives the moving frame 3 to move, the moving frame 3 drives the pushing block 17 to move, the pushing block 17 pushes the bearing 21 to slowly slide on the rotating shaft 19 until the bearing 21 is detached, and the detaching work of the bearing 21 can be completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. Move back little bearing specialized tool, including fixing base (1), its characterized in that: the top of the fixed seat (1) is provided with a placing groove (2), a moving frame (3) is nested in the placing groove (2), a thread groove (4) is arranged at the center of the bottom of the inner wall of the placing groove (2), a screw rod (5) is connected in the thread groove (4), slide bars (11) are symmetrically and fixedly connected with the two sides of the bottom of the inner wall of the placing groove (2), slide grooves (10) which are nested and slidably connected with the slide bars (11) are respectively arranged at positions on the moving frame (3) corresponding to the two slide bars (11), one side of the outer surface of the fixed seat (1) is fixedly connected with a connecting frame (14), a notch (15) is arranged on the connecting frame (14), movable grooves (16) are symmetrically arranged at positions of the top of the connecting frame (14) at the two sides of the notch (15), one end of each movable groove (16) is communicated with the placing groove (2, and all nestedly in two activity grooves (16) be provided with and promote piece (17), two the one end of promoting piece (17) all with remove the surface one side looks fixed connection of frame (3), one side position of link (14) is provided with and nests complex axis of rotation (19) mutually with notch (15), the nestification is provided with chassis (20) on axis of rotation (19), the top of chassis (20) is provided with inlays set sliding connection's bearing (21) mutually with axis of rotation (19).

2. The special tool for reducing bearing of claim 1, wherein: the bottom end of the screw rod (5) is fixedly connected with an adjusting wheel (6).

3. The special tool for reducing bearing of claim 1, wherein: the bottom of moving frame (3) is provided with and nests complex spread groove (7) mutually with the top of screw rod (5), the inner wall of spread groove (7) is provided with and is circular shape spacing groove (8), the nested stopper (9) that is provided with in spacing groove (8), the internal surface of stopper (9) and the surface looks fixed connection of screw rod (5).

4. The special tool for reducing bearing of claim 1, wherein: the top ends of the two sliding rods (11) are fixedly connected with a stop block (12).

5. The special tool for reducing bearing of claim 1, wherein: and a grip (13) is fixedly connected to one side of the outer surface of the fixed seat (1) far away from the connecting frame (14).

6. The special tool for reducing bearing of claim 1, wherein: the bottom of the two pushing blocks (17) is fixedly connected with reinforcing ribs (18) at positions corresponding to one side of the outer surface of the moving frame (3).

Images