CN219542247U

CN219542247U - Speed reducer bearing position adjusting device

Info

Publication number: CN219542247U
Application number: CN202321815639.6U
Authority: CN
Inventors: 王付全; 高志炜; 赵学礼
Original assignee: Karamay City Shengqi Drilling Equipment Co ltd
Current assignee: Karamay City Shengqi Drilling Equipment Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2023-08-18
Anticipated expiration: 2033-07-12

Abstract

The utility model relates to the technical field of assembly of speed reducers, in particular to a speed reducer bearing position adjusting device. Including the roof, the roof both ends all are fixed with the extension board, the extension board lower extreme is fixed with the bottom plate, threaded connection has adjusting bolt on the roof between two extension boards, adjusting bolt runs through the roof, adjusting bolt one end between two extension boards rotates and is connected with the connection pad, be provided with the percentage table on any extension board, the installation pole of percentage table runs through the hole on the connecting rod, threaded connection has locking screw on the connecting rod, locking screw tightly supports the installation pole of percentage table, be fixed with the square pole on the connecting rod, square pole is perpendicular with the connecting rod, square hole has been seted up on the extension board of square pole one side, square pole runs through square hole, square pole is perpendicular with the extension board, be fixed with ring magnet on the square pole, ring magnet adsorbs the extension board of its one side. The utility model can conveniently adjust the gap between the inner ring and the outer ring of the tapered roller bearing matched with the output shaft of the speed reducer, and can improve the assembly efficiency of the output shaft of the speed reducer.

Description

Speed reducer bearing position adjusting device

Technical Field

The utility model relates to the technical field of assembly of speed reducers, in particular to a speed reducer bearing position adjusting device.

Background

At present, most oil pumping units are provided with a speed reducer, which is used for transmission, the rotating speed and torque of a motor are transmitted through a belt or a direct connection mode, and mechanical energy is converted and output through a transmission ratio.

The speed reducer consists essentially of a shell, a bearing, a shaft and a gear. Most of the bearings of the speed reducer adopt tapered roller bearings. The working surface of the tapered roller bearing is a conical contact surface, and is generally needed to be used in pairs, and the working surfaces are opposite to each other to fix the relative positions of the working surfaces. The tapered roller bearing has the advantage of being capable of bearing large axial and radial forces. It is also well installed because it is separable from the inner and outer rims.

The tapered roller bearing needs to adjust the positions of the inner ring and the outer ring, so as to ensure that the roller and the working conical surface keep proper working pressure. However, during the assembly process of the tapered roller bearing of the output shaft of the speed reducer, the relative matching positions of the inner ring and the outer ring of the tapered roller bearing are inconvenient to adjust. Under the normal working condition of the speed reducer, the tapered roller bearing of the output shaft is required to keep a reasonable fit so as to achieve good service performance and prolong the service life.

Disclosure of Invention

The utility model aims to solve the technical problem that the bearing position adjusting device of the speed reducer can conveniently adjust the installation position of a tapered roller bearing matched with the output shaft of the speed reducer. The device can improve the assembly efficiency of the output shaft of the speed reducer and ensure the service life of the tapered roller bearing matched with the output shaft of the speed reducer.

The utility model provides a reduction gear bearing position adjusting device, which comprises a top plate, the roof both ends all are fixed with the extension board, the extension board lower extreme is fixed with the bottom plate, threaded connection has adjusting bolt on the roof, adjusting bolt runs through the roof, adjusting bolt one end between two extension boards rotates and is connected with the connection pad, be provided with the percentage table on any one extension board, the installation pole of percentage table runs through the hole on the connecting rod, threaded connection has locking screw on the connecting rod, locking screw tightly supports the installation pole of percentage table, be fixed with the square pole on the connecting rod, the square pole is perpendicular with the connecting rod, square hole has been seted up on the extension board of square pole one side, square pole runs through square hole, square pole is perpendicular with the extension board, be fixed with ring magnet on the square pole, ring magnet adsorbs the extension board of its one side.

Specifically, the two support plates are symmetrically arranged according to the axis of the adjusting bolt.

Specifically, the adjusting bolt is connected with a nut in a threaded manner.

Specifically, the connecting disc is concentric with the adjusting bolt, a plurality of holes are formed in the connecting disc, and the connecting bolt penetrates through the holes in the connecting disc and then can be in threaded connection with the threaded holes at the shaft end of the output shaft of the speed reducer.

Specifically, the bottom plate is provided with a hole, and the connecting bolt penetrates through the hole in the bottom plate and then can be in threaded connection with a threaded hole in the speed reducer shell on one side of the transparent cover.

1. The utility model can conveniently adjust the gap between the inner ring and the outer ring of the tapered roller bearing matched with the output shaft of the speed reducer, and can improve the assembly efficiency of the output shaft of the speed reducer.

2. The output shaft of the speed reducer can be assembled in a standardized way, and the service life of the tapered roller bearing matched with the output shaft of the speed reducer is guaranteed.

3. The dial indicator is convenient to disassemble and assemble with the support plate, and the dial indicator is convenient to disassemble when not in use, so that damage to the dial indicator after the bearing position adjusting device of the speed reducer is toppled over is prevented.

Drawings

FIG. 1 is a schematic view of the utility model after removal of the dial indicator.

Fig. 2 is a top view of the upper section of the decelerator of the present utility model in use.

Fig. 3 is a schematic diagram of the decelerator of fig. 2.

Fig. 4 is an enlarged view of area a in fig. 2.

The names of the parts in the drawings are as follows:

1. bottom plate

2. Supporting plate

3. Output shaft

4. Top plate

5. Nut

6. Adjusting bolt

7. Connecting rod

8. Connecting disc

9. Dial gauge

10. Speed reducer

11. Blind plate

13. Square hole

14. Mounting rod

15. Ring magnet

16. Square rod

17. Locking screws.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a reducer bearing position adjusting device comprises a top plate 4, support plates 2 are fixed at two ends of the top plate 4, a bottom plate 1 is fixed at the lower end of the support plates 2, holes are formed in the bottom plate 1, and connecting bolts penetrate through the holes in the bottom plate 1 and then can be connected with threaded holes in a reducer 10 shell on one side of a penetrating cover in a threaded mode.

An adjusting bolt 6 is connected to the top plate 4 between the two support plates 2 in a threaded mode, and a nut 5 is connected to the adjusting bolt 6 in a threaded mode. The two support plates 2 are symmetrically arranged according to the axle center of the adjusting bolt 6. The adjusting bolt 6 runs through the top plate 4, one end of the adjusting bolt 6 between the two support plates 2 is rotationally connected with a connecting disc 8, the connecting disc 8 is concentric with the adjusting bolt 6, a plurality of holes are formed in the connecting disc 8, and the connecting bolt can be in threaded connection with a threaded hole at the shaft end of the output shaft 3 of the speed reducer 10 after running through the holes in the connecting disc 8.

The dial indicator 9 is arranged on any support plate 2, the mounting rod 14 of the dial indicator 9 penetrates through a hole in the connecting rod 7, the connecting rod 7 is connected with a locking screw 17 in a threaded mode, the locking screw 17 abuts against the mounting rod 14 of the dial indicator 9 tightly, the square rod 16 is fixed on the connecting rod 7, the square rod 16 is perpendicular to the connecting rod 7, the square hole 13 is formed in the support plate 2 on one side of the square rod 16, the square rod 16 penetrates through the square hole 13, the square rod 16 is perpendicular to the support plate 2, the annular magnet 15 is fixed on the square rod 16, and the annular magnet 15 adsorbs the support plate 2 on one side of the square rod.

Before the dial indicator 9 is used, the transparent cover on the reducer 10 which is installed in a standard mode on the output shaft 3 is taken down, then a connecting bolt penetrates through a hole on the bottom plate 1 and is in threaded connection with a threaded hole on the reducer 10 shell on one side of the transparent cover, then a locking screw 17 is loosened, the position of the dial indicator 9 is adjusted, a contact of the dial indicator 9 is in contact with a shaft shoulder of the output shaft 3, then the locking screw 17 is screwed down, the dial indicator 9 is positioned, and finally the dial indicator 9 is zeroed.

When the speed reducer 10 is assembled with the output shaft 3, the connecting bolt penetrates through the hole on the bottom plate 1 and then is in threaded connection with the threaded hole on the speed reducer 10 shell on the side of the transparent cover, the output shaft 3 is assembled on the speed reducer 10, and the blind plate 11 is installed according to requirements.

And (3) observing the numerical value of the dial indicator 9, when the display numerical value of the dial indicator 9 is larger than the maximum numerical value of the installation requirement setting range, detaching the blind plate 11, reducing the thickness of the blind plate 11 by using a lathe, installing the blind plate 11 with reduced thickness according to the requirement, observing the numerical value of the dial indicator 9, and when the numerical value of the dial indicator 9 is in the setting range, proving that the installation of the output shaft 3 of the speed reducer 10 meets the requirement. The bearing position adjusting device of the speed reducer is taken down and the transparent cover is installed.

When the display value of the dial indicator 9 is smaller than the minimum value of the installation requirement setting range, the connecting bolt penetrates through the hole in the connecting disc 8 and then is in threaded connection with the threaded hole at the end part of the output shaft 3, the adjusting bolt 6 is rotated, the output shaft 3 is pulled to move, the value of the dial indicator 9 is observed, when the display value of the dial indicator 9 is located in the installation requirement setting range, the rotating of the adjusting bolt 6 is stopped, the nut 5 is rotated, and the nut 5 is tightly abutted against the top plate 4. The blind plate 11 is disassembled, a gasket is arranged between the blind plate 11 and the tapered roller bearing outer ring on one side of the blind plate 11, the blind plate 11 is installed according to requirements, the connecting disc 8 is separated from the output shaft 3 after the connecting bolt is disassembled, the numerical value of the dial indicator 9 is observed, and when the numerical value of the dial indicator 9 is within a set range, the installation of the output shaft 3 of the speed reducer 10 is proved to be satisfactory. The bearing position adjusting device of the speed reducer is arranged after the transparent cover is taken down. When the gasket is mounted, since the output shaft 3 is pulled to the mounting position, the pressing force applied to the gasket can be reduced when the blind plate 11 is assembled, and the gasket is prevented from being pressed to be thinned so that a preset pressing action cannot be performed.

When dismantling the percentage table 9, can directly pull out square pole 16 from square hole 13, when using again, directly run through square pole 16 square hole 13 and make ring magnet 15 adsorb the extension board 2 of its one side, need not frequent adjustment to the percentage table 9, can improve the assembly efficiency of reduction gear 10 output shaft 3.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in 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.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a reduction gear bearing position adjusting device, including roof (4), its characterized in that, roof (4) both ends all are fixed with extension board (2), extension board (2) lower extreme is fixed with bottom plate (1), threaded connection has adjusting bolt (6) on roof (4), adjusting bolt (6) run through roof (4), adjusting bolt (6) one end rotation between two extension boards (2) is connected with connection pad (8), be provided with percentage table (9) on arbitrary extension board (2), hole on connecting rod (7) are run through in installation pole (14) of percentage table (9), threaded connection has locking screw (17) on connecting rod (7), locking screw (17) tightly support installation pole (14) of percentage table (9), be fixed with square pole (16) on connecting rod (7), square pole (16) are perpendicular with connecting rod (7), square hole (13) have been seted up on extension board (2) of square pole (16) one side, square pole (16) run through square hole (13), square pole (16) are perpendicular with extension board (2), be fixed with annular magnet (15) on square pole (16), one side of magnet (15).

2. The speed reducer bearing position adjusting device according to claim 1, wherein the two support plates (2) are symmetrically arranged according to the axis of the adjusting bolt (6).

3. A reducer bearing position adjusting device according to claim 1, characterized in that the adjusting bolt (6) is screwed with a nut (5).

4. The speed reducer bearing position adjusting device according to claim 1, wherein the connecting disc (8) is concentric with the adjusting bolt (6), a plurality of holes are formed in the connecting disc (8), and the connecting bolt penetrates through the holes in the connecting disc (8) and can be in threaded connection with a threaded hole at the shaft end of the output shaft (3) of the speed reducer (10).

5. The speed reducer bearing position adjusting device according to claim 1, wherein the bottom plate (1) is provided with a hole, and the connecting bolt penetrates through the hole in the bottom plate (1) and then can be in threaded connection with a threaded hole in a casing of the speed reducer (10) on one side of the transparent cover.