CN215720279U

CN215720279U - Bearing seat of hollow shaft type hydrostatic bearing

Info

Publication number: CN215720279U
Application number: CN202121793233.3U
Authority: CN
Inventors: 娄晓明
Original assignee: SHANGHAI NMB PRECISION BEARING MANUFACTURING CO LTD
Current assignee: SHANGHAI NMB PRECISION BEARING MANUFACTURING CO LTD
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-02-01
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a bearing seat of a hollow shaft type hydrostatic bearing, which comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a lower shell, an upper shell is arranged above the lower shell, the lower surface of the upper shell is fixedly connected with a fixed block, the upper surface of the lower shell is provided with a first groove, the inner bottom of the first groove is fixedly connected with a spring, the upper surface of the lower shell and the left side of the first groove are fixedly connected with a limit pin, the side surface of the limit pin is fixedly connected with a stop block, and the lower surface of the upper shell is provided with a first chute. According to the utility model, the pressing plate, the push rod and the support rod are arranged to fasten the installed bearing, so that the shaking phenomenon in use is avoided, the stability of the bearing is improved, the spring and the fixed block are arranged, the bearing can be installed more conveniently, the bearing seat is not required to be disassembled and installed, and the practicability of the device is improved.

Description

Bearing seat of hollow shaft type hydrostatic bearing

Technical Field

The utility model relates to the field of bearing seat devices of hydrostatic bearings, in particular to a bearing seat of a hollow shaft type hydrostatic bearing.

Background

The turntable bearing seat is a large and super-large bearing seat capable of receiving comprehensive load and having a special structure, and has the characteristics of compact structure, sensitive rotation, convenient device maintenance and the like. The bearing is provided with a supporting point, the inner supporting point of the bearing is a shaft, and the outer supporting is a bearing seat.

The bearing blocks of some hollow shaft type hydrostatic bearings are inconvenient to install the bearings, need overlong time for installation and fixation, and can affect the working efficiency, and some bearing blocks are poor in fixation effect, are easy to loosen or slide, and affect the normal operation of equipment, so that the personal safety of workers can be affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a bearing seat of a hollow shaft type hydrostatic bearing.

In order to achieve the purpose, the utility model adopts the following technical scheme: a bearing seat of a hollow shaft type hydrostatic bearing comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a lower shell, an upper shell is arranged above the lower shell, the lower surface of the upper shell is fixedly connected with a fixed block, the upper surface of the lower shell is provided with a first groove, and the inner bottom of the first groove is fixedly connected with a spring;

a limiting pin is fixedly connected to the upper surface of the lower shell and positioned on the left side of the first groove, a stop block is fixedly connected to the side surface of the limiting pin, a first sliding groove is formed in the lower surface of the upper shell, and limiting grooves are formed in the lower surface of the upper shell and positioned on two sides of the first sliding groove;

the inside of casing is provided with the second spout down, the inside sliding connection of second spout has the connection commentaries on classics board, the left surface fixedly connected with push rod of connecting the commentaries on classics board, the one end that the connection commentaries on classics board was kept away from to the push rod is provided with the bracing piece, the one end fixedly connected with pressure strip that the push rod was kept away from to the bracing piece.

The one end that the casing was kept away from to the fixed block extends to the inside of first recess, and with the top fixed connection of spring.

The lower shell and the upper shell are connected to form a storage groove, and the cross section of the storage groove is circular.

The position of the limiting pin is located inside the first sliding groove.

The position of the stop block is positioned in the limiting groove, and the stop block and the limiting groove are in sliding connection.

The right flank fixedly connected with fastening bolt of casing down, fastening bolt is close to the inside that the one end of casing extends to the second spout down, and contacts with the right flank of connecting the commentaries on classics board.

One side of the pressing plate, which is far away from the supporting rod, extends to the inside of the storage groove.

The end of the push rod, far away from the connecting rotating plate, is arranged to be an inclined plane, and the end of the support rod, far away from the pressing plate, is arranged to be an inclined plane.

The utility model has the following beneficial effects:

1. compared with the prior art, this shaft type hydrostatic bearing's of cavity bearing frame through setting up pressure strip, push rod, bracing piece, can fasten the bearing that the installation finishes, avoids taking place the phenomenon of rocking when using, has improved the steadiness of bearing.

2. Compared with the prior art, the bearing seat of the hollow shaft type hydrostatic bearing is more convenient to mount the bearing by arranging the spring and the fixed block, the bearing seat is not required to be dismounted and mounted, and the practicability of the device is improved.

3. Compared with the prior art, the bearing seat of the hollow shaft type hydrostatic bearing can avoid the phenomenon that the upper shell falls off with the lower shell in the lifting process by arranging the limit pin, the stop block and the limit groove, and further improves the practicability of the device.

Drawings

Fig. 1 is a schematic overall structure diagram of a bearing seat of a hollow shaft type hydrostatic bearing provided by the utility model;

FIG. 2 is a schematic diagram of an internal structure of a bearing seat of a hollow shaft type hydrostatic bearing according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Illustration of the drawings:

1. a base plate; 2. a lower housing; 3. an upper housing; 4. a fixed block; 5. a first groove; 6. a spring; 7. a first chute; 8. a spacing pin; 9. a stopper; 10. a limiting groove; 11. a storage tank; 12. a second chute; 13. connecting the rotating plate; 14. a push rod; 15. a support bar; 16. a compression plate; 17. and fastening the bolt.

Detailed Description

Referring to fig. 1 to 4, the utility model provides a bearing seat of a hollow shaft type hydrostatic bearing, which comprises: comprises a bottom plate 1, a lower shell 2 is fixedly connected to the upper surface of the bottom plate 1, the upper shell 2 is connected with a lower shell 3 through a spring 6 and a fixing block 4, a fastening bolt 17 is fixedly connected to the right side surface of the lower shell 2 so as to facilitate pushing of a push rod 14, one end of the fastening bolt 17 close to the lower shell 2 extends into a second chute 12 and contacts with the right side surface of a connecting rotating plate 13, the lower shell 2 is connected with the upper shell 3 to form a storage tank 11, the cross section of the storage tank 11 is circular so as to facilitate mounting of a bearing, an upper shell 3 is arranged above the lower shell 2, the lower surface of the upper shell 3 is fixedly connected with the fixing block 4, one end of the fixing block 4 far away from the upper shell 3 extends into a first groove 5 and is fixedly connected with the top end of the spring 6, a first groove 5 is arranged on the upper surface of the lower shell 2 so as to facilitate embedding of the fixing block 4, the spring 6 is fixedly connected with the inner bottom of the first groove 5, the bearing is convenient to fix.

Through setting up this structure, set up spring 6 and fixed block 4, convenience that can be more when installing the bearing need not dismantle the installation to the bearing frame, has improved the device's practicality.

The upper surface of lower casing 2 just is located the left side fixedly connected with spacer pin 8 of first recess 5, prevent that upper casing 3 from droing, the position of spacer pin 8 is located the inside of first spout 7, side surface fixedly connected with dog 9 of spacer pin 8 prevents the skew of spacer pin 8, the position of dog 9 is located the inside of spacing groove 10, and both sliding connection, first spout 7 has been seted up to the lower surface of upper casing 3, spacing groove 10 has all been seted up to the lower surface of upper casing 3 and the both sides that are located first spout 7.

Through setting up this structure, set up spacer pin 8, dog 9, spacing groove 10, can avoid the phenomenon that upper housing 3 takes place to drop at the in-process of carrying and drawing with lower casing 2, further improved the device's practicality.

The inside of casing 2 is provided with second spout 12 down, be convenient for connect commentaries on classics board 13, push rod 14 removes, the inside sliding connection of second spout 12 has the connection commentaries on classics board 13, the left surface fixedly connected with push rod 14 of connecting commentaries on classics board 13, push rod 14 keeps away from the one end of connecting commentaries on classics board 13 and sets up to the inclined plane, be convenient for promote bracing piece 15 upwards, the one end that the bracing piece 15 kept away from pressure strip 16 sets up to the inclined plane, the one end that the connection commentaries on classics board 13 was kept away from to push rod 14 is provided with bracing piece 15, the one end fixedly connected with pressure strip 16 that the bracing piece 14 was kept away from to bracing piece 15, be convenient for fasten the bearing, one side that the bracing piece 15 was kept away from to pressure strip 16 extends to the inside of storage tank 11.

Through setting up this structure, set up pressure strip 16, push rod 14, bracing piece 15, can fasten the bearing that the installation finishes, avoid taking place the phenomenon of rocking when using, improved the steadiness of bearing.

The working principle is as follows: when the device is used, the device is fixed at a specified position, the upper shell 3 is pulled at the moment, a bearing needing to be fixed is placed in the storage groove 11, the upper shell 3 is slowly put down, the bearing can be fixed in the storage groove 11 through the elastic performance of the spring 6, the push rod 14 is moved inside the box through rotating the fastening bolt 17, the push rod 14 moves upwards through the support rod 15, the compression plate 16 is pushed in the storage groove 11 at the moment, the bearing in the storage groove 11 is secondarily fastened through the push rod, and the phenomenon that the bearing shakes and deflects in the storage groove 11 is avoided.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a bearing frame of hollow shaft type hydrostatic bearing, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a lower shell (2), an upper shell (3) is arranged above the lower shell (2), the lower surface of the upper shell (3) is fixedly connected with a fixed block (4), the upper surface of the lower shell (2) is provided with a first groove (5), and the inner bottom of the first groove (5) is fixedly connected with a spring (6);

a limiting pin (8) is fixedly connected to the upper surface of the lower shell (2) and positioned on the left side of the first groove (5), a stop block (9) is fixedly connected to the side surface of the limiting pin (8), a first sliding groove (7) is formed in the lower surface of the upper shell (3), and limiting grooves (10) are formed in the lower surface of the upper shell (3) and positioned on two sides of the first sliding groove (7);

the inside of casing (2) is provided with second spout (12) down, the inside sliding connection of second spout (12) has connection commentaries on classics board (13), connect left surface fixedly connected with push rod (14) of commentaries on classics board (13), the one end of keeping away from connection commentaries on classics board (13) in push rod (14) is provided with bracing piece (15), the one end fixedly connected with pressure strip (16) of push rod (14) are kept away from in bracing piece (15).

2. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: one end, far away from the upper shell (3), of the fixing block (4) extends to the inside of the first groove (5) and is fixedly connected with the top end of the spring (6).

3. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: the lower shell (2) and the upper shell (3) are connected to form a storage groove (11), and the cross section of the storage groove (11) is circular.

4. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: the position of the limiting pin (8) is located inside the first sliding groove (7).

5. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: the position of the stop block (9) is positioned in the limiting groove (10), and the stop block and the limiting groove are in sliding connection.

6. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: the right flank fixedly connected with fastening bolt (17) of casing (2) down, fastening bolt (17) are close to the inside that the one end of casing (2) extended to second spout (12) down, and contact with the right flank of connecting commentaries on classics board (13).

7. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: the side of the pressing plate (16) far away from the supporting rod (15) extends to the inside of the storage groove (11).

8. A bearing housing for a hollow shaft hydrostatic bearing according to claim 1, wherein: one end of the push rod (14) far away from the connecting rotating plate (13) is arranged to be an inclined surface, and one end of the support rod (15) far away from the pressing plate (16) is arranged to be an inclined surface.