CN220268205U

CN220268205U - Bearing structure of sulfide ore collector granulating equipment

Info

Publication number: CN220268205U
Application number: CN202320466564.9U
Authority: CN
Inventors: 何晓波; 尹万里; 刘书峰; 卢嘉; 罗斯恩; 薛永娜; 徐进
Original assignee: TIELING FLOTATION REAGENTS FACTORY
Current assignee: TIELING FLOTATION REAGENTS FACTORY
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-12-29
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a bearing structure of a sulfide ore collector granulating device, which relates to the technical field of bearing structures and comprises a main shaft, wherein a bearing table is arranged outside the lower end of the main shaft, a through hole is formed in the bearing table and corresponds to the main shaft, a bearing sleeve is arranged in the through hole, a tapered roller bearing is arranged between the inside of the bearing sleeve and the main shaft, the tapered roller bearing is in interference fit with the main shaft and the bearing sleeve, a bearing edge is arranged on the main shaft and at the upper end of the tapered roller bearing, a fixing ring is connected with the upper end of the bearing edge through threads, a dust cover is clamped and fixed between the fixing ring and the bearing edge, the lower edge of the dust cover is correspondingly arranged with the upper edge of the bearing sleeve, waste caused in the maintenance process is reduced, the bearing is uniformly accepted up and down, the service life of the main shaft is prolonged, the granulating efficiency of a granulating machine is improved, the strength of the sulfide ore collector produced by the granulating machine is ensured, and the production requirement of workshops is met.

Description

Bearing structure of sulfide ore collector granulating equipment

Technical Field

The utility model relates to the technical field of bearing structures, in particular to a bearing structure of a sulfide ore collector granulating device.

Background

The granulator mainly comprises a feeding system, a stirring system, a granulating system, a transmission system, a lubricating system and the like, and is widely applied to pharmaceutical industry, chemical industry and food industry. The granulator main shaft is generally provided with two disc bearings, wherein the lower disc bearing is not subjected to axial force, only plays a role in positioning, the driving force bearing of the upper disc tends to have higher damage rate, the bearing spacer sleeve and the lower disc bearing can be damaged when the bearing is cut in the maintenance process, and meanwhile, the main bearing table is damaged, so that the service life of the main shaft is influenced.

Disclosure of Invention

The utility model aims to provide a bearing structure of a sulfide ore collector granulating device, which aims to solve the problems that in the prior art, a main shaft of a granulator is generally provided with two-disc bearings, wherein a lower-disc bearing is not subjected to axial force and only plays a role in positioning, the damage rate of an upper-disc driving force bearing is high, a bearing spacer sleeve and the lower-disc bearing can be damaged when the bearing is cut in the maintenance process, and the service life of the main shaft is influenced due to the damage of a main bearing table.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sulphide ore collector pelletization equipment bearing structure, includes the main shaft, the lower extreme outside of main shaft is equipped with the bearing platform, the through-hole has been seted up with the position that the main shaft corresponds on the bearing platform, the inside of through-hole is equipped with the bearing housing, the inside of bearing housing with be equipped with tapered roller bearing between the main shaft, tapered roller bearing with the main shaft reaches bearing housing interference fit, on the main shaft and be in tapered roller bearing's upper end is equipped with the bearing edge, there is the retainer plate upper end along the bearing through threaded connection, the retainer plate with the centre gripping is fixed with the dust cover between the bearing edge, the lower limb of dust cover with the upper limb of bearing housing corresponds the setting.

Preferably, a limit edge is arranged at a position, corresponding to the bearing sleeve, of the upper surface of the bearing table, an inner ring of the limit edge abuts against the outer surface of the bearing sleeve, a first connecting key is arranged between the inner part of the bearing table and the bearing sleeve, and the bearing sleeve is fixedly connected with the bearing table through the first connecting key.

Preferably, the bearing edge is propped against the inner ring of the tapered roller bearing, the outer ring of the tapered roller bearing is propped against the inside of the bearing sleeve, the lower end of the inside of the bearing sleeve is provided with a bearing through hole in a penetrating way, and the main shaft penetrates through the bearing through hole.

Preferably, a second connecting key is arranged between the inside of the dust cover and the bearing edge, and the dust cover is fixedly connected with the bearing edge through the second connecting key.

Preferably, a bearing cavity is arranged between the bearing sleeve and the dust cover, and the tapered roller bearing is arranged in the bearing cavity.

Compared with the prior art, the utility model has the beneficial effects that: the design mode that two disc bearings are arranged on a main shaft of a general granulator is replaced, the previous upper disc bearing and the previous lower disc bearing are changed into disc tapered roller bearings, meanwhile, a replaceable bearing sleeve is arranged on a bearing table, waste caused by damage to a bearing spacer sleeve and the lower disc bearing when the bearing is cut in the maintenance process is reduced, meanwhile, the bearing is uniformly accepted up and down, the service life of the main shaft is prolonged, the granulating efficiency of the granulator is improved, the intensity of a sulfide ore collecting agent produced by the granulator is guaranteed, and the production requirement of a workshop is met.

Drawings

FIG. 1 is an isometric cross-sectional view of a body structure of the present utility model;

FIG. 2 is an isometric view of a body structure of the present utility model;

FIG. 3 is a front cross-sectional view of the body structure of the present utility model;

fig. 4 is a schematic front view of the main structure of the present utility model.

In the figure: the novel bearing comprises a 1-main shaft, a 2-bearing table, a 3-through hole, a 4-bearing sleeve, a 5-tapered roller bearing, a 6-bearing edge, a 7-fixing ring, an 8-dust cover, a 9-limiting edge, a 10-first connecting key, a 11-bearing through hole, a 12-second connecting key and a 13-bearing cavity.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a bearing structure of a sulfide ore collector granulating device, which comprises a main shaft 1, wherein a bearing table 2 is arranged outside the lower end of the main shaft 1, a through hole 3 is formed in the bearing table 2 and corresponds to the main shaft 1, a bearing sleeve 4 is arranged in the through hole 3, a tapered roller bearing 5 is arranged between the inside of the bearing sleeve 4 and the main shaft 1, the tapered roller bearing 5 is in interference fit with the main shaft 1 and the bearing sleeve 4, a bearing edge 6 is arranged on the main shaft 1 and at the upper end of the tapered roller bearing 5, a fixing ring 7 is connected with the upper end of the bearing edge 6 through threads, a dust cover 8 is clamped and fixed between the fixing ring 7 and the bearing edge 6, and the lower edge of the dust cover 8 is correspondingly arranged with the upper edge of the bearing sleeve 4.

During the use, main shaft 1 runs through bearing platform 2 through-hole 3 to set up bearing housing 4 in through-hole 3, the problem appears in the cooperation of bearing 1 and bearing platform 2 and can be maintained through changing bearing housing 4, and set up tapered roller bearing 5 between main shaft 1 and bearing housing 4, rotate main shaft 1 and bearing platform 2 through tapered roller bearing 5 and be connected, and apply main shaft 1's weight on bearing platform 2 through tapered roller bearing 5, support main shaft 1 through bearing platform 2, through set up bearing edge 6 on main shaft 1, joint main shaft 1 on tapered roller bearing 5, fix protection casing 8 on bearing edge 6 through retainer plate 7, protect tapered roller bearing 5 through protection casing 8.

The upper surface of bearing platform 2 with the position that bearing housing 4 corresponds is equipped with spacing edge 9, spacing edge 9's inner circle supports on the surface of bearing housing 4, the inside of bearing platform 2 with be equipped with connecting key 10 between the bearing housing 4, bearing housing 4 passes through connecting key 10 with bearing platform 2 fixed connection limits bearing housing 4's position through setting up spacing edge 9 on bearing platform 2, through connecting key 10, avoids the rotation between bearing housing 4 and the bearing platform 2.

The bearing edge 6 is propped against the inner ring of the tapered roller bearing 5, the outer ring of the tapered roller bearing 5 is propped against the inside of the bearing sleeve 4, a bearing through hole 11 is formed in the lower end of the inside of the bearing sleeve 4 in a penetrating manner, the main shaft 1 penetrates through the bearing through hole 11, and the bearing through hole 11 is formed in the inside of the bearing sleeve 4, so that the main shaft 1 penetrates through the bearing sleeve 4 through the bearing through hole 11.

The inside of dust cover 8 with be equipped with No. two connecting key 12 between the bearing edge 6, dust cover 8 pass through No. two connecting key 12 with bearing edge 6 fixed connection, through No. two connecting key 12, avoid dust cover 8 and axle survey along 6 between the rotation.

The bearing sleeve 4 and the dust cover 8 are provided with a bearing cavity 13 therebetween, the tapered roller bearing 5 is arranged in the bearing cavity 13, and the bearing cavity 13 is reserved between the bearing sleeve 4 and the dust cover 8 to provide a space for installing the tapered roller bearing 5.

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

Claims

1. A sulphide ore collector pelletization equipment bearing structure, its characterized in that: including main shaft (1), the lower extreme outside of main shaft (1) is equipped with bearing platform (2), on bearing platform (2) with through-hole (3) have been seted up in the position that main shaft (1) corresponds, the inside of through-hole (3) is equipped with bearing housing (4), the inside of bearing housing (4) with be equipped with tapered roller bearing (5) between main shaft (1), tapered roller bearing (5) with main shaft (1) reaches bearing housing (4) interference fit, on main shaft (1) and the upper end of tapered roller bearing (5) is equipped with bearing edge (6), there is retainer plate (7) upper end along (6) through threaded connection, retainer plate (7) with the centre gripping is fixed with dust cover (8) between bearing edge (6), the lower edge of dust cover (8) with the upper edge of bearing housing (4) corresponds the setting.

2. A sulphide ore collector pelletising apparatus bearing structure according to claim 1, wherein: the bearing table is characterized in that a limiting edge (9) is arranged at the position, corresponding to the bearing sleeve (4), of the upper surface of the bearing table (2), an inner ring of the limiting edge (9) abuts against the outer surface of the bearing sleeve (4), a first connecting key (10) is arranged between the inner part of the bearing table (2) and the bearing sleeve (4), and the bearing sleeve (4) is fixedly connected with the bearing table (2) through the first connecting key (10).

3. A sulphide ore collector pelletising apparatus bearing structure according to claim 1, wherein: the bearing edge (6) is propped against the inner ring of the tapered roller bearing (5), the outer ring of the tapered roller bearing (5) is propped against the inside of the bearing sleeve (4), the lower end of the inside of the bearing sleeve (4) is penetrated and provided with a bearing through hole (11), and the main shaft (1) penetrates through the bearing through hole (11).

4. A sulphide ore collector pelletising apparatus bearing structure according to claim 1, wherein: a second connecting key (12) is arranged between the inside of the dust cover (8) and the bearing edge (6), and the dust cover (8) is fixedly connected with the bearing edge (6) through the second connecting key (12).

5. A sulphide ore collector pelletising apparatus bearing structure according to claim 1, wherein: a bearing cavity (13) is arranged between the bearing sleeve (4) and the dust cover (8), and the tapered roller bearing (5) is arranged in the bearing cavity (13).