CN217152692U

CN217152692U - High-precision bearing adapter sleeve with double-layer adapter structure

Info

Publication number: CN217152692U
Application number: CN202220981315.9U
Authority: CN
Inventors: 王红梅; 鲍春来; 王鑫; 朱成建
Original assignee: Xiangshui Chuangcheng Tight Set Co ltd
Current assignee: Xiangshui Chuangcheng Tight Set Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-09
Anticipated expiration: 2032-04-26

Abstract

The utility model relates to a bearing adapter sleeve field especially relates to a high accuracy bearing adapter sleeve with double-deck tight structure, including the adapter sleeve main part, the one end inboard of adapter sleeve main part is equipped with the internal thread to there is locking bolt at internal thread department threaded connection, and the external screw thread is carved and is equipped with in the other end outside of adapter sleeve main part, and there is the screw thread ring at external thread department threaded connection, and the adapter sleeve main part is equipped with the inboard fixed mounting of one end of external screw thread has the mounting bracket, and the center department of mounting bracket is equipped with centre of a circle through-hole, and rotates in circular through-hole department and is provided with adjusting screw, and adjusting screw runs through and stretches into the inboard one end outside thread bush of adapter sleeve main part and be equipped with the thread sleeve. The utility model discloses can carry out conflict betterly from the both sides and the inside of bearing at the in-process of in-service use to make the bearing obtain better tight effect of deciding, stability when improving in-service use.

Description

High-precision bearing adapter sleeve with double-layer adapter structure

Technical Field

The utility model relates to a bearing adapter sleeve technical field especially relates to a high accuracy bearing adapter sleeve with double-deck tight structure.

Background

In the existing mechanical structure, a taper sleeve bearing is widely applied due to the unique structure, the taper sleeve bearing comprises a bearing and a fastening sleeve, and the taper sleeve bearing is used in a group, wherein an inner hole of the bearing is designed into a taper hole, the fastening sleeve is arranged in the taper hole to realize the static matching state of a shaft and the bearing, and the fastening sleeve is the most commonly used part when the bearing with the taper hole is positioned on a cylindrical shaft, and the taper sleeve can be used for an optical axis or a stepped shaft; the adapter sleeve is used for installing the rotating shaft in a positioning mode on a tool fitting inside the bearing, and the shaft and the bearing can be tightly matched and conveniently detached through the adapter sleeve.

The existing tight fit sleeve is easy to cause that a bearing cannot obtain a better gold tripod effect in the process of sleeving and installing due to the problem of the actual size of the bearing when the bearing is used, so that subsequent use is influenced, and therefore the high-precision bearing tight fit sleeve with the double-layer tight fit structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-precision bearing adapter sleeve with a double-layer adapter structure.

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

a high-precision bearing adapter sleeve with a double-layer adapter sleeve structure comprises an adapter sleeve main body, wherein an internal thread is arranged on the inner side of one end of the adapter sleeve main body, a locking bolt is in threaded connection with the internal thread, an external thread is carved on the outer side of the other end of the adapter sleeve main body, a threaded ring is in threaded connection with the external thread, a mounting frame is fixedly mounted on the inner side of one end of the adapter sleeve main body, which is provided with the external thread, a circle center through hole is formed in the center of the mounting frame, an adjusting screw rod is rotatably arranged at the circular through hole, and a threaded sleeve is sleeved on the external thread of one end, which penetrates through the inner side of the adapter sleeve main body;

the middle part of the outer side of the tightening sleeve main body is evenly provided with a plurality of groups of through holes pointing to the axial lead, a touch rod is inserted in each through hole, and a deflection rod is rotationally connected between one end of the touch rod, which is positioned on the inner side of the tightening sleeve main body, and the threaded sleeve.

As an optimal technical scheme of this application, the guiding groove has been seted up wearing to establish hole department to the adapter sleeve main part, and the equal fixed mounting in both sides of the feeler lever has the gib block with the guiding groove adaptation.

As an optimal technical scheme of this application, threaded sleeve's one end both sides fixed mounting has the gag lever post, and the guide way has been seted up along its length direction to the inboard of adapter sleeve main part, and the gag lever post is in guide way department and adapter sleeve main part sliding connection.

As an optimal technical scheme of this application, adjusting screw's outside fixed mounting has the spacing ring, and the mount frame sets up the annular spacing groove with the spacing ring adaptation in the centre of a circle through-hole.

As an optimal technical scheme of this application, the outside cover that the adapter sleeve main part is close to the locking bolt is equipped with to the contact, and offers corresponding screw thread through-hole on contact and the locking bolt, and the two wears to be equipped with the linkage screw at screw thread through-hole department screw thread.

The utility model has the advantages that:

1. in the actual use process, the bearing is sleeved on the outer side of the fastening sleeve main body, the threaded ring is screwed at one end of the fastening sleeve main body, the bearing is guaranteed to be in contact with the threaded ring, the upper contact piece is sleeved at the other end of the fastening sleeve main body, the locking bolt is screwed in, and then the contact piece is enabled to be in contact with the bearing by screwing in the linkage screw, so that the two sides of the bearing are guaranteed to be in contact and fixed;

2. and afterwards, through rotatory adjusting screw for the screw sleeve realizes directional removal under the effect of moment of torsion and gag lever post, and then drives the deflection pole and deflect, thereby makes the feeler lever constantly outwards visit out under the effect of gib block, thereby contradicts fixedly to the inboard of bearing, further improves the tight effect of deciding of bearing.

This device can carry out conflict betterly from the both sides and the inside of bearing at in-service use in-process to make the bearing obtain better tight effect of deciding, stability when improving in-service use.

Drawings

Fig. 1 is a schematic view of a high-precision bearing adapter sleeve with a double-layer adapter structure according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a high-precision bearing adapter sleeve with a double-layer adapter structure according to the present invention;

fig. 3 is the utility model provides a part of structural schematic diagram of a high accuracy bearing adapter sleeve with double-deck tight structure.

In the figure: the clamping sleeve comprises a clamping sleeve body 1, a locking bolt 2, a linkage screw rod 3, a contact sheet 4, a penetrating hole 5, a threaded ring 6, an external thread 7, a contact rod 8, a guide strip 9, a deflection rod 10, a guide groove 11, a limiting rod 12, a threaded sleeve 13, an adjusting screw rod 14, an installation frame 15 and a limiting ring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, a high-precision bearing adapter sleeve with a double-layer adapter sleeve structure comprises an adapter sleeve main body 1, wherein an internal thread is arranged on the inner side of one end of the adapter sleeve main body 1, a locking bolt 2 is in threaded connection with the internal thread, an external thread 7 is carved on the outer side of the other end of the adapter sleeve main body 1, a threaded ring 6 is in threaded connection with the external thread 7, an installation frame 15 is fixedly installed on the inner side of one end of the adapter sleeve main body 1 provided with the external thread 7, a circle center through hole is formed in the center of the installation frame 15, an adjusting screw 14 is rotatably arranged at the circular through hole, and a threaded sleeve 13 is sleeved on the outer side of one end, penetrating into the inner side of the adapter sleeve main body 1, of the adjusting screw 14;

the middle part of the outer side of the adapter sleeve body 1 is uniformly provided with a plurality of groups of through holes 5 pointing to the axial lead, a touch bar 8 is inserted in each through hole 5, and a deflection rod 10 is rotatably connected between one end of the touch bar 8 positioned on the inner side of the adapter sleeve body 1 and the threaded sleeve 13.

Further, the guide way has been seted up in wear to establish hole 5 department to adapter sleeve main part 1, and the equal fixed mounting in both sides of conflict pole 8 has the guide strip 9 with the guide way adaptation.

Furthermore, limiting rods 12 are fixedly mounted on two sides of one end of the threaded sleeve 13, guide grooves 11 are formed in the inner side of the adapter sleeve body 1 along the length direction of the adapter sleeve body, and the limiting rods 12 are connected with the adapter sleeve body 1 in a sliding mode at the guide grooves 11.

Further, the outer side of the adjusting screw 14 is fixedly provided with a limiting ring 16, and the mounting frame 15 is provided with an annular limiting groove adapted to the limiting ring 16 in the through hole of the circle center.

Further, the outer side cover that the adapter sleeve main part 1 is close to the locking bolt 2 is equipped with and supports contact 4, and offers corresponding screw thread through-hole on support contact 4 and the locking bolt 2, and the two is worn to be equipped with linkage screw 3 at screw thread through-hole department screw thread.

The working process is as follows: in the actual use process, firstly, the bearing is sleeved on the outer side of the fastening sleeve main body 1, then the threaded ring 6 is screwed at one end of the fastening sleeve main body 1, the bearing is guaranteed to be abutted against the threaded ring 6 at the moment, then the upper abutting piece 4 is sleeved at the other end of the fastening sleeve main body 1, the locking bolt 2 is screwed in, and then the abutting piece 4 is abutted against the bearing by screwing in the linkage screw 3, so that two sides of the bearing are guaranteed to be abutted and fixed;

and afterwards, through rotatory adjusting screw 14 for screw sleeve 13 realizes directional removal under the effect of moment of torsion and gag lever post 12, and then drives deflection rod 10 and deflect, thereby makes and continuously outwards explores out under the effect of gib block 9 to the feeler lever 8, thereby contradicts fixedly to the inboard of bearing, further improves the tight effect of deciding of bearing.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-precision bearing adapter sleeve with a double-layer adapter sleeve structure comprises an adapter sleeve main body (1) and is characterized in that an internal thread is arranged on the inner side of one end of the adapter sleeve main body (1), a locking bolt (2) is in threaded connection with the internal thread, an external thread (7) is carved on the outer side of the other end of the adapter sleeve main body (1), a threaded ring (6) is in threaded connection with the external thread (7), an installation frame (15) is fixedly installed on the inner side of the end, provided with the external thread (7), of the adapter sleeve main body (1), a circle center through hole is formed in the center of the installation frame (15), an adjusting screw (14) is rotatably arranged at the circular through hole, and a threaded sleeve (13) is sleeved on the outer side of the end, extending into the inner side of the adapter sleeve main body (1), of the adjusting screw (14);

the middle part of the outer side of the adapter sleeve body (1) is uniformly provided with a plurality of groups of through holes (5) pointing to the axial lead, a touch bar (8) is inserted in each through hole (5), and a deflection rod (10) is rotationally connected between one end of the touch bar (8) positioned on the inner side of the adapter sleeve body (1) and the threaded sleeve (13).

2. The high-precision bearing adapter sleeve with the double-layer adapter structure is characterized in that a guide groove is formed in the adapter sleeve body (1) at the position of the through hole (5), and guide strips (9) matched with the guide groove are fixedly mounted on two sides of the contact rod (8).

3. The high-precision bearing adapter sleeve with the double-layer adapter structure according to claim 1, wherein limiting rods (12) are fixedly mounted on two sides of one end of the threaded sleeve (13), a guide groove (11) is formed in the inner side of the adapter sleeve main body (1) along the length direction of the adapter sleeve main body, and the limiting rods (12) are slidably connected with the adapter sleeve main body (1) at the guide groove (11).

4. The high-precision bearing adapter sleeve with the double-layer adapter structure according to claim 1, wherein a limit ring (16) is fixedly mounted on the outer side of the adjusting screw (14), and an annular limit groove matched with the limit ring (16) is formed in the through hole of the circle center of the mounting frame (15).

5. The high-precision bearing adapter sleeve with the double-layer adapter structure is characterized in that an abutting piece (4) is sleeved on the outer side, close to the locking bolt (2), of the adapter sleeve body (1), corresponding threaded through holes are formed in the abutting piece (4) and the locking bolt (2), and a linkage screw (3) penetrates through the threads of the threaded through holes.