CN216199911U

CN216199911U - Sliding bearing for engineering machinery hydraulic equipment

Info

Publication number: CN216199911U
Application number: CN202122666823.6U
Authority: CN
Inventors: 沈林根
Original assignee: Jiaxing Wuzhou Bearing Technology Co ltd
Current assignee: Jiaxing Wuzhou Bearing Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-05
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a sliding bearing for hydraulic equipment of engineering machinery, which comprises a bottom plate, wherein a plurality of orderly and uniformly distributed strong springs are arranged in the middle of the upper surface of the bottom plate, a supporting plate is arranged at the top ends of the strong springs, a bearing seat is contacted with the upper surface of the supporting plate, the bearing seat is fixedly connected with the supporting plate through screws, and height adjusting mechanisms for adjusting the height of the bearing seat are arranged on two sides of the upper surface of the bottom plate.

Description

Sliding bearing for engineering machinery hydraulic equipment

Technical Field

The utility model relates to the technical field of sliding bearings, in particular to a sliding bearing for engineering machinery hydraulic equipment.

Background

Plain bearings, bearings that operate under sliding friction. The sliding bearing works stably and reliably without noise. Under the condition of liquid lubrication, the sliding surface is separated by lubricating oil without direct contact, the friction loss and the surface abrasion can be greatly reduced, and the oil film also has certain vibration absorption capacity.

When slide bearing and motor or connecting axle cooperation were used, because the central height difference of motor or connecting axle for need fill up in the bottom of slide bearing and add the object and increase, though can play the effect to slide bearing height control, this mode is difficult to adjust its height to suitable position fast, needs debugging repeatedly, influences the installation rate.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a sliding bearing for a hydraulic device of a construction machine, which solves the above problems.

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

the utility model provides a sliding bearing for engineering machine tool hydraulic equipment, includes the bottom plate, the upper surface middle part of bottom plate is provided with a plurality of orderly evenly distributed's powerful spring, the top of powerful spring is provided with the backup pad, the upper surface contact of backup pad has the bearing frame, through screw fixed connection between bearing frame and the backup pad, just the upper surface both sides of bottom plate are provided with the height adjusting mechanism who is used for highly adjusting the bearing frame, be provided with the bearing cap on the bearing frame, be provided with the sliding bearing body between bearing frame and the bearing cap, just the upper surface of bearing cap is provided with the oil filler point.

As a further scheme of the utility model: the height adjusting mechanism comprises studs arranged on two sides of the upper surface of the base plate, through holes in sliding connection with the studs are arranged on two sides of the bearing seat, an adjusting nut is rotatably connected to the upper surface of the bearing seat above the through holes through a bearing, the adjusting nut is in threaded connection with the studs, a locking nut is in threaded connection with the stud above the adjusting nut, when the center height of the sliding bearing body needs to be adjusted, the locking nut is unscrewed, then the adjusting nut is screwed, so that the adjusting nut drives the bearing seat to move on the studs, when the sliding bearing body is adjusted to a proper height, the locking nut is screwed, the adjusting nut cannot be screwed at the moment, the center height of the sliding bearing body is adjusted, and the height is adjusted through the threads, so that the adjusting range is small, and the height can be adjusted more conveniently and precisely, no iterative debugging is required.

As a still further scheme of the utility model: the utility model discloses a bearing frame, including the backup pad, the upper surface of bearing frame is provided with the mounting hole, the upper surface of backup pad is provided with U type mouth in the middle part of both sides, just the upper surface four corners department of backup pad all is provided with the fixed orifices, the four corners department of bearing frame is provided with the mounting hole with the fixed orifices one-to-one, through the setting of fixed orifices and mounting hole, is convenient for be in the same place bearing frame and backup pad fixed mounting to the stability of bearing frame has been improved.

As a still further scheme of the utility model: the upper surface of backup pad is provided with four spacing grooves that are rectangle evenly distributed, the bottom of bearing frame is provided with four spacing posts that distribute with the spacing groove one-to-one, the size of spacing post and the size phase-match of spacing groove, through the cooperation between spacing post and the spacing groove, when the installation bearing frame, run through the through-hole with the double-screw bolt and extend to adjusting nut's top, then inject the spacing post into the spacing inslot that corresponds to played the limiting displacement to the backup pad, makeed the backup pad can not the horizontal hunting, be convenient for fixed to the installation of device.

As a still further scheme of the utility model: the four corners of the upper surface of the bottom plate are provided with fixing openings, the fixing openings are of long round hole structures, and the bottom plate is convenient to mount and fix through the fixing openings.

As a still further scheme of the utility model: and a sealing plug is arranged in the oil filling hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model is convenient to adjust the center height of the sliding bearing body, has strong flexibility, is convenient to freely adjust along with the height of a motor or a shaft connected with the motor, and is favorable for quickly finishing installation.

2. Through the cooperation between spacing post and the spacing groove, when the installation bearing frame, run through the through-hole with the double-screw bolt and extend to adjusting nut's top, then inject the spacing post into the spacing inslot that corresponds to played the limiting displacement to the backup pad, makeed the backup pad can not the horizontal hunting, be convenient for fixed to the installation of device.

3. Under the elastic force effect of powerful spring for the backup pad can be according to the high height of freely adjusting self of bearing frame, thereby realizes supporting spacing effect to the bearing frame, through the setting of fixed orifices and mounting hole, is convenient for be in the same place bearing frame and backup pad fixed mounting, thereby has improved the stability of bearing frame.

Drawings

Fig. 1 is a schematic structural diagram of a sliding bearing for a hydraulic device of a construction machine.

Fig. 2 is a front view of a plain bearing for a hydraulic device of a construction machine.

Fig. 3 is an exploded view of a bearing seat and a support plate in a sliding bearing for hydraulic equipment of engineering machinery.

Fig. 4 is a schematic structural diagram of a bearing seat in a sliding bearing for hydraulic equipment of engineering machinery.

In the figure: 1. a base plate; 2. a support plate; 3. a strong spring; 4. a bearing seat; 5. a bearing cap; 6. an oil filler hole; 7. a sliding bearing body; 8. a stud; 9. adjusting the nut; 10. locking the nut; 11. a fixed port; 12. a U-shaped opening; 13. a fixing hole; 14. mounting holes; 15. a limiting groove; 16. a limiting column; 17. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a sliding bearing for hydraulic equipment of engineering machinery includes a bottom plate 1, fixing ports 11 are respectively disposed at four corners of an upper surface of the bottom plate 1, the fixing ports 11 are of a long circular hole structure, and are configured to facilitate mounting and fixing the bottom plate 1, a plurality of orderly and uniformly distributed strong springs 3 are disposed at a middle portion of the upper surface of the bottom plate 1, a support plate 2 is disposed at top ends of the strong springs 3, a bearing seat 4 is contacted with an upper surface of the support plate 2, the bearing seat 4 is fixedly connected with the support plate 2 through screws, height adjusting mechanisms for adjusting heights of the bearing seats 4 are disposed at two sides of the upper surface of the bottom plate 1, the height adjusting mechanisms include studs 8 disposed at two sides of the upper surface of the bottom plate 1, through holes 17 slidably connected with the studs 8 are disposed at two sides of the bearing seat 4, and adjusting nuts 9 are rotatably connected to positions of the upper surface of the bearing seat 4 above the through holes 17, the adjusting nut 9 is in threaded connection with the stud 8, and a locking nut 10 is in threaded connection with the stud 8 above the adjusting nut 9, when the central height of the sliding bearing body 7 needs to be adjusted, the locking nut 10 is firstly unscrewed, then the adjusting nut 9 is screwed, so that the adjusting nut 9 drives the bearing seat 4 to move on the stud 8, when the sliding bearing body is adjusted to a proper height, the locking nut 10 is screwed, the adjusting nut 9 cannot be screwed at the moment, the central height of the sliding bearing body 7 is adjusted, and the height is adjusted through threads, so that the adjusting amplitude is small, and the accurate adjustment of the height is facilitated rapidly without repeated adjustment;

the middle parts of two sides of the upper surface of the supporting plate 2 are respectively provided with a U-shaped opening 12, four corners of the upper surface of the supporting plate 2 are respectively provided with a fixing hole 13, the four corners of the bearing seat 4 are correspondingly provided with a mounting hole 14 one by one with the fixing holes 13, the bearing seat 4 and the supporting plate 2 are conveniently and fixedly mounted together through the arrangement of the fixing holes 13 and the mounting holes 14, thereby improving the stability of the bearing seat 4, the upper surface of the supporting plate 2 is provided with four rectangular and evenly distributed limiting grooves 15, the bottom of the bearing seat 4 is provided with four limiting posts 16 which are correspondingly distributed with the limiting grooves 15 one by one, the size of the limiting posts 16 is matched with the size of the limiting grooves 15, when the bearing seat 4 is mounted, the stud 8 penetrates through the through hole 17 and extends to the upper part of the adjusting nut 9, and then the limiting posts 16 are inserted into the corresponding limiting grooves 15, thereby played the limiting displacement to backup pad 2 for backup pad 2 can not the horizontal hunting, be convenient for fixed to the installation of device, be provided with bearing cap 5 on the bearing frame 4, be provided with slide bearing body 7 between bearing frame 4 and the bearing cap 5, and the upper surface of bearing cap 5 is provided with oil filler point 6, is provided with the sealing plug in the oil filler point 6.

The working principle of the utility model is as follows:

during installation, the bearing seat 4, the sliding bearing body 7 and the bearing cover 5 are installed together, then the stud 8 penetrates through the through hole 17 and extends to the upper part of the adjusting nut 9, then the limiting column 16 is inserted into the corresponding limiting groove 15, then the central height of the sliding bearing body 7 is adjusted according to the height of the motor or a shaft connected with the motor, the adjusting nut 9 drives the bearing seat 4 to move on the stud 8 by rotating the adjusting nut 9, when the height is adjusted to be proper, the locking nut 10 is screwed down, the locking nut 10 is in tight contact with the adjusting nut 9, at the moment, the adjusting nut 9 cannot be screwed down, so that the adjustment of the central height of the sliding bearing body 7 is completed, under the elastic force action of the strong spring 3, the supporting plate 2 can freely adjust the height of the supporting plate according to the height of the bearing seat 4, and the supporting and limiting effects on the bearing seat 4 are realized, through the arrangement of the fixing holes 13 and the mounting holes 14, the bearing seat 4 and the support plate 2 are conveniently and fixedly mounted together, so that the stability of the bearing seat 4 is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a sliding bearing for engineering machine tool hydraulic equipment, includes bottom plate (1), its characterized in that, the upper surface middle part of bottom plate (1) is provided with a plurality of orderly evenly distributed's powerful spring (3), the top of powerful spring (3) is provided with backup pad (2), the last surface contact of backup pad (2) has bearing frame (4), through screw fixed connection between bearing frame (4) and backup pad (2), just the upper surface both sides of bottom plate (1) are provided with the height control mechanism who is used for highly adjusting bearing frame (4), be provided with bearing cap (5) on bearing frame (4), be provided with sliding bearing body (7) between bearing frame (4) and bearing cap (5), just the upper surface of bearing cap (5) is provided with oil filler point (6).

2. The sliding bearing for the hydraulic equipment of the engineering machinery is characterized in that the height adjusting mechanism comprises studs (8) arranged on two sides of the upper surface of the base plate (1), through holes (17) connected with the studs (8) in a sliding mode are arranged on two sides of the bearing seat (4), an adjusting nut (9) is connected to the upper surface of the bearing seat (4) above the through holes (17) in a rotating mode through a bearing, the adjusting nut (9) is connected with the studs (8) in a threaded mode, and a locking nut (10) is connected to the studs (8) above the adjusting nut (9) in a threaded mode.

3. The sliding bearing for the hydraulic equipment of the construction machinery is characterized in that the middle parts of two sides of the upper surface of the supporting plate (2) are provided with U-shaped openings (12), four corners of the upper surface of the supporting plate (2) are provided with fixing holes (13), and the four corners of the bearing seat (4) are provided with mounting holes (14) corresponding to the fixing holes (13) one by one.

4. The sliding bearing for the hydraulic equipment of the engineering machinery is characterized in that the upper surface of the supporting plate (2) is provided with four rectangular and evenly distributed limiting grooves (15), the bottom of the bearing seat (4) is provided with four limiting columns (16) which are distributed in a one-to-one correspondence manner with the limiting grooves (15), and the size of each limiting column (16) is matched with that of each limiting groove (15).

5. The sliding bearing for the hydraulic equipment of the engineering machinery is characterized in that the four corners of the upper surface of the bottom plate (1) are provided with fixing ports (11), and the fixing ports (11) are of an oblong hole structure.

6. A sliding bearing for hydraulic equipment of construction machinery according to claim 1, characterized in that a sealing plug is provided in the oil filler hole (6).