CN214554391U

CN214554391U - Grader lower extreme main shaft strutting arrangement

Info

Publication number: CN214554391U
Application number: CN202022627190.3U
Authority: CN
Inventors: 王乐锋
Original assignee: Shengzhou Yandong Machinery Co ltd
Current assignee: Shengzhou Yandong Machinery Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-11-02
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to a strutting arrangement technical field just discloses a grader lower extreme main shaft strutting arrangement, including the mounting pad, the top fixed mounting of mounting pad has the regulating box, the top movable mounting of regulating box has flexible carrier bar, the top fixed mounting of flexible carrier bar has a supporting box, the inside movable mounting of supporting box has the main shaft that runs through a supporting box, the surface of main shaft and the equal fixed mounting in the left and right sides that is located a supporting box have sealed dish. This grader lower extreme main shaft strutting arrangement, the equal fixed mounting in the left and right sides that just is located the supporting box through the surface of main shaft has sealed dish, and two sealed dishes are close to the equal fixed mounting in one side of supporting box and extend the sealing ring, can avoid inside water silt gets into the bearing, cause the phenomenon of wearing and tearing, through having set up toper driven plate and toper adjusting disk, the rotation regulation pole is adjusted in the user's accessible to drive the screw thread adjusting lever and rotate.

Description

Grader lower extreme main shaft strutting arrangement

Technical Field

The utility model relates to a strutting arrangement technical field specifically is a grader lower extreme main shaft strutting arrangement.

Background

The classifier is widely used in ore dressing plant to make closed circulation with ball mill to shunt ore sand or in gravity ore dressing plant to classify ore sand and fine mud, to classify ore pulp by granularity in metal ore dressing process, and to desliming and dewatering in ore washing operation.

At present, a rolling bearing part at the lower end of a spiral shaft of a grader is arranged in a water tank, although the existing rolling bearing seat is well sealed, the existing rolling bearing seat can be quickly abraded due to the fact that the existing rolling bearing seat cannot permeate water silt, production stop and part replacement are easily caused, correction and maintenance are inconvenient, and inconvenience is brought to a user, so that the problem is solved by providing a main shaft supporting device at the lower end of the grader.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a grader lower extreme main shaft strutting arrangement possesses advantages such as long service life and be convenient for correct, has solved that the sealed even though can not play soaking of water silt of current rolling bearing frame design can wear and tear very fast, easily causes the shut down and changes the part, is not convenient for correct the maintenance, brings many inconvenient problems for the user.

(II) technical scheme

For the purpose that realizes above-mentioned long service life and be convenient for to correct, the utility model provides a following technical scheme: a main shaft supporting device at the lower end of a grader comprises a mounting pad, a regulating box is fixedly mounted at the top of the mounting pad, a telescopic bearing rod is movably mounted at the top of the regulating box, a supporting box is fixedly mounted at the top of the telescopic bearing rod, a main shaft penetrating through the supporting box is movably mounted inside the supporting box, sealing discs are fixedly mounted on the outer surface of the main shaft and positioned on the left side and the right side of the supporting box, extending sealing rings are fixedly mounted on one sides of the two sealing discs close to the supporting box, a bearing corresponding to the main shaft is fixedly mounted inside the supporting box, a limiting ring is fixedly mounted at the bottom of the telescopic bearing rod and positioned inside the regulating box, a conical driven disc is fixedly mounted inside the regulating box, a thread regulating rod extending into the telescopic bearing rod and connected with the limiting ring through threads is fixedly mounted at the top of the conical driven disc, the right side movable mounting of regulating box has the rotation regulation pole that runs through the regulating box, the one end fixed mounting that the rotation regulation pole is close to the toper driven plate has the toper adjusting disk.

Preferably, the telescopic bearing rod is internally provided with a telescopic groove corresponding to the threaded adjusting rod.

Preferably, the bottom of the limiting ring is provided with a threaded through hole corresponding to the threaded adjusting rod.

Preferably, the inside of regulating box is seted up with the corresponding flexible adjustment tank of spacing ring and flexible carrier bar.

Preferably, the left side and the right side of the mounting pad are both movably provided with fixing screws penetrating through the mounting pad.

Preferably, the left side and the right side of the supporting box are provided with sealing ring grooves corresponding to the extending sealing rings.

(III) advantageous effects

Compared with the prior art, the utility model provides a grader lower extreme main shaft strutting arrangement possesses following beneficial effect:

this grader lower extreme main shaft strutting arrangement, the equal fixed mounting in the left and right sides that just is located the supporting box through the surface of main shaft has sealed dish, two sealed dishes are close to the equal fixed mounting in one side of supporting box and extend the sealing ring, can avoid inside water silt gets into the bearing, cause the phenomenon of wearing and tearing, through having set up toper driven plate and toper adjusting disk, user's accessible is adjusted the rotation and is adjusted the pole, thereby it rotates to drive the screw thread regulation pole, set up the screw through-hole corresponding with the screw thread regulation pole through the bottom of spacing ring, can reach the effect of adjusting the flexible carrier bar and slowly extending height-adjusting, thereby effectual solved current rolling bearing frame design sealed though the infiltration of water silt can be worn and torn very fast, easily cause the shut down in production and change parts, be not convenient for correct the maintenance, bring many inconvenient problems for the user.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the structure of the present invention.

In the figure: the device comprises a mounting pad 1, a fixing screw 2, a conical driven disc 3, a conical adjusting disc 4, a rotary adjusting rod 5, a threaded adjusting rod 6, a limiting ring 7, an adjusting box 8, a telescopic bearing rod 9, a sealing disc 10, an extending sealing ring 11, a bearing 12, a main shaft 13 and a supporting box 14.

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.

Referring to fig. 1-2, a main shaft supporting device at the lower end of a classifier comprises a mounting pad 1, wherein fixing screws 2 penetrating through the mounting pad 1 are movably mounted on the left side and the right side of the mounting pad 1, an adjusting box 8 is fixedly mounted on the top of the mounting pad 1, a telescopic bearing rod 9 is movably mounted on the top of the adjusting box 8, a supporting box 14 is fixedly mounted on the top of the telescopic bearing rod 9, a main shaft 13 penetrating through the supporting box 14 is movably mounted inside the supporting box 14, sealing discs 10 are fixedly mounted on the outer surface of the main shaft 13 and positioned on the left side and the right side of the supporting box 14, extending sealing rings 11 are fixedly mounted on one sides of the two sealing discs 10 close to the supporting box 14, sealing ring grooves corresponding to the extending sealing rings 11 are formed on the left side and the right side of the supporting box 14, a bearing 12 corresponding to the main shaft 13 is fixedly mounted inside the supporting box 14, and a limiting ring 7 is fixedly mounted on the bottom of the telescopic bearing rod 9 and positioned inside the adjusting box 8, the inside fixed mounting of regulating box 8 has toper driven plate 3, the top fixed mounting of toper driven plate 3 have extend to flexible carrier bar 9 inside and with 7 threaded connection's of spacing ring threaded connection threaded regulation pole 6, flexible carrier bar 9's inside seted up with the corresponding flexible groove of threaded regulation pole 6, the threaded through hole corresponding with threaded regulation pole 6 is seted up to the bottom of spacing ring 7, the inside of regulating box 8 is seted up with the corresponding flexible adjustment tank of spacing ring 7 and flexible carrier bar 9, the right side movable mounting of regulating box 8 has the rotation regulation pole 5 that runs through regulating box 8, the one end fixed mounting that rotation regulation pole 5 is close to toper driven plate 3 has toper adjusting disk 4.

To sum up, the main shaft supporting device at the lower end of the grader is characterized in that sealing discs 10 are fixedly arranged on the left side and the right side of a supporting box 14 through the outer surface of a main shaft 13, extending sealing rings 11 are fixedly arranged on one sides of the two sealing discs 10 close to the supporting box 14, the phenomenon of abrasion caused by water silt entering the inside of a bearing can be avoided, a user can adjust a rotating adjusting rod 5 by adjusting the rotating adjusting rod 5 through arranging a conical driven disc 3 and a conical adjusting disc 4 so as to drive a threaded adjusting rod 6 to rotate, threaded through holes corresponding to the threaded adjusting rod 6 are formed in the bottom of a limiting ring 7, the effect of adjusting the height of a telescopic bearing rod 9 in a slow extending manner can be achieved, the problem that the existing rolling bearing seat is good in sealing design and can not be rapidly abraded due to the permeation of the water silt is solved, production stoppage and parts replacement are easily caused, and correction and maintenance are inconvenient, bringing inconvenience to users.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A grader lower end main shaft supporting device comprises a mounting pad (1), and is characterized in that: the top fixed mounting of mounting pad (1) has regulating box (8), the top movable mounting of regulating box (8) has flexible carrier bar (9), the top fixed mounting of flexible carrier bar (9) has supporting box (14), the inside movable mounting of supporting box (14) has main shaft (13) that runs through supporting box (14), the surface of main shaft (13) and the equal fixed mounting in the left and right sides that is located supporting box (14) have sealed dish (10), two the equal fixed mounting in one side that sealed dish (10) is close to supporting box (14) has extension sealing ring (11), the inside fixed mounting of supporting box (14) has and accepts bearing (12) corresponding with main shaft (13), the inside fixed mounting that the bottom of flexible carrier bar (9) just is located regulating box (8) has spacing ring (7), the inside fixed mounting of regulating box (8) has toper driven plate (3), the top fixed mounting of toper driven plate (3) has screw thread adjusting lever (6) that extend to flexible carrier bar (9) inside and with spacing ring (7) threaded connection, the right side movable mounting of regulating box (8) has rotation regulation pole (5) of running through regulating box (8), the one end fixed mounting that rotation regulation pole (5) are close to toper driven plate (3) has toper adjusting disk (4).

2. The supporting device for the lower end spindle of a classifier as claimed in claim 1, wherein: the telescopic bearing rod (9) is internally provided with a telescopic groove corresponding to the thread adjusting rod (6).

3. The supporting device for the lower end spindle of a classifier as claimed in claim 1, wherein: the bottom of the limiting ring (7) is provided with a threaded through hole corresponding to the threaded adjusting rod (6).

4. The supporting device for the lower end spindle of a classifier as claimed in claim 1, wherein: and a telescopic adjusting groove corresponding to the limiting ring (7) and the telescopic bearing rod (9) is formed in the adjusting box (8).

5. The supporting device for the lower end spindle of a classifier as claimed in claim 1, wherein: the left side and the right side of the mounting pad (1) are movably provided with fixing screws (2) penetrating through the mounting pad (1).

6. The supporting device for the lower end spindle of a classifier as claimed in claim 1, wherein: sealing ring grooves corresponding to the extending sealing rings (11) are formed in the left side and the right side of the supporting box (14).