CN114084589A

CN114084589A - Dust-protection type roof conveying chain

Info

Publication number: CN114084589A
Application number: CN202111352273.9A
Authority: CN
Inventors: 张炜; 胡彬; 张云; 王海; 刘菊如
Original assignee: Anhui Jixi Huishan Chain Transmission Co ltd
Current assignee: Anhui Jixi Huishan Chain Transmission Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-02-25

Abstract

The invention provides a dustproof top plate conveying chain, and belongs to the technical field of chain equipment. This dust-protection type roof conveying chain, including round pin axle, welding inner chain link, welding outer chain link and outer link joint, the both ends of round pin axle all run through outer link joint and extend to its outside, and are a plurality of the both ends surface of round pin axle all is equipped with side roller, two the inside of side roller all is provided with deep groove ball bearing. This chain bearing takes the cooperation between dustproof cover face and the plastics dustproof cover board, mutually supports between circlip for the axle and the circlip for the hole, can effectually seal deep groove ball bearing, avoids the dust to get into the inside of bearing, ensures that the bearing normally works, has also prolonged its life, also plays fine guard action to the round pin axle simultaneously, and this structure can ensure conveying chain normal operating from a plurality of aspects promptly.

Description

Dust-protection type roof conveying chain

Technical Field

The invention belongs to the technical field of chain equipment, and particularly relates to a dustproof type top plate conveying chain.

Background

Like the transmission chain, the precision conveying chain is composed of a series of bearings which are fixed by chain plates with a restraining function, and the position relation between the chain plates and the precision conveying chain is very accurate. Each bearing comprises a pin and a sleeve on which the rollers of the chain rotate. The pin and the sleeve are surface hardened to allow them to articulate together under high pressure and to withstand the load pressure transmitted through the rollers and the impact of engagement.

Its self operation environment of conveying chain is complicated, and its dustproof effect of traditional conveying chain itself is relatively poor, gets into the dust very easily between the bearing ball, then influences its smooth and easy nature of operation lightly, then causes the conveying chain atress inhomogeneous heavily, has the transportation danger.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a dustproof type top plate conveying chain, which solves the problems that many conventional conveying chains are poor in dustproof effect and dust is easy to enter between bearing balls.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a dust-protection type roof conveying chain, includes round pin axle, welding inner chain link, welding outer chain link and outer link joint, the both ends of round pin axle all run through outer link joint and extend to its outside, and are a plurality of the both ends surface of round pin axle all overlaps and is equipped with side roller, two the inside of side roller all is provided with deep groove ball bearing, the surface at round pin axle is established to deep groove ball bearing cover, the surface cover of round pin axle is equipped with the spacer, the spacer is located between deep groove ball bearing and the outer link joint, the surface cover of spacer is equipped with the bearing area dust cap face, the bearing area dust cap face is laminated mutually with deep groove ball bearing's lateral wall, the opening part joint that the round pin axle was kept away from to side roller has the plastics dust cap.

Preferably, the outer surface of the bearing with the dustproof cover surface is sleeved with a hole circlip, and the hole circlip is embedded in the inner side wall of the side roller.

Preferably, the outer surface of the pin shaft is sleeved with a circlip for the shaft, and the circlip for the shaft is positioned between the plastic dustproof cover plate and the deep groove ball bearing.

Preferably, the side rollers are freely rotatable within a range of 360 °.

Preferably, one side wall of the elastic retainer ring for the shaft is attached to the side wall of the deep groove ball bearing, and the other side wall of the deep groove ball bearing is attached to the side wall of the plastic dustproof cover plate.

The working principle is as follows: when in use, because the outer surfaces of two ends of a plurality of pin shafts are respectively sleeved with a side roller, the inner parts of two side rollers are respectively provided with a deep groove ball bearing, the outer surface of the pin shaft is sleeved with a spacer sleeve, the spacer sleeve is positioned between the deep groove ball bearing and an outer chain plate, the outer surface of the spacer sleeve is sleeved with a bearing belt dustproof cover surface, the bearing belt dustproof cover surface is attached to the side wall of the deep groove ball bearing, the opening part of the side roller, which is far away from the pin shaft, is clamped with a plastic dustproof cover plate, the matching between the bearing belt dustproof cover surface and the plastic dustproof cover plate can effectively seal the deep groove ball bearing, prevent dust from entering the inner part of the bearing, ensure the normal work of the bearing and prolong the service life of the bearing, meanwhile, the outer surface of the bearing belt dustproof cover surface is sleeved with an elastic check ring for holes, the elastic check ring for holes is embedded in the inner side walls of the side rollers, and the outer surface of the pin shaft is sleeved with an elastic check ring for the shaft, the elastic check ring for the shaft is positioned between the plastic dustproof cover plate and the deep groove ball bearing, one side wall of the elastic check ring for the shaft is attached to the side wall of the deep groove ball bearing, the other side wall of the deep groove ball bearing is attached to the side wall of the plastic dustproof cover plate, the sealing effect on the deep groove ball bearing is further improved, meanwhile, the buffering and protecting effects are also achieved on the movement of the pin shaft, and the normal operation of the conveying chain is ensured from multiple aspects.

(III) advantageous effects

The invention provides a dustproof type top plate conveying chain. The method has the following beneficial effects:

1. this dust-protection type roof conveying chain, the cooperation between bearing area dustproof capping and the plastics dustproof cover plate can effectually seal deep groove ball bearing, avoids the dust to get into the inside of bearing, ensures that the bearing normally works, has also prolonged its life.

2. This dust-protection type roof conveying chain, the axle of the outer surface cover setting of round pin axle is with circlip, and its one of them lateral wall is laminated with deep groove ball bearing's lateral wall mutually, and another lateral wall is laminated with the lateral wall of plastics dustproof apron mutually, and mutually supporting between circlip and the hole for the axle, further improvement to deep groove ball bearing's sealed effect, also play buffering and guard action to the motion of round pin axle simultaneously, ensure the conveying chain normal operating from a plurality of aspects.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the connection relationship between the side roller and the pin shaft according to the present invention;

FIG. 4 is a schematic view of the connection structure of the side roller and the pin shaft according to the present invention.

Wherein, 1, a plastic dustproof cover plate; 2. a side roller; 3. a pin shaft; 4. welding the inner chain links; 5. welding the outer chain links; 6. a spacer sleeve; 7. a circlip for the shaft; 8. a deep groove ball bearing; 9. a circlip for a hole; 10. an outer link plate; 11. the bearing is provided with a dustproof cover surface.

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.

Example (b):

as shown in fig. 1 to 4, an embodiment of the invention provides a dustproof roof conveying chain, which includes a pin shaft 3, a welded inner link 4, a welded outer link 5 and an outer link plate 10, wherein both ends of the pin shaft 3 penetrate through the outer link plate 10 and extend to the outer side of the outer link plate, side rollers 2 are respectively sleeved on the outer surfaces of both ends of the pin shafts 3, deep groove ball bearings 8 are respectively arranged inside the two side rollers 2, the deep groove ball bearings 8 are respectively sleeved on the outer surfaces of the pin shafts 3, a spacer 6 is sleeved on the outer surface of the pin shaft 3, the spacer 6 is located between the deep groove ball bearings 8 and the outer link plate 10, a bearing belt dustproof cover surface 11 is sleeved on the outer surface of the spacer 6, the bearing belt dustproof cover surface 11 is attached to the side wall of the deep groove ball bearings 8, and a plastic dustproof cover plate 1 is clamped at an opening of the side roller 2, which is far away from the pin shaft 3.

The outer surface of the bearing belt dustproof cover surface 11 is sleeved with a hole elastic check ring 9, and the hole elastic check ring 9 is embedded in the inner side wall of the side roller 2 and plays a role in buffering the movement process of the pin shaft 3; the outer surface of the pin shaft 3 is sleeved with a shaft elastic check ring 7, and the shaft elastic check ring 7 is positioned between the plastic dustproof cover plate 1 and the deep groove ball bearing 8 to protect the pin shaft 3; the side roller 2 can freely rotate within the range of 360 degrees, so that the effect of preventing mistaken collision is achieved; one side wall of the elastic retainer ring 7 for the shaft is attached to the side wall of the deep groove ball bearing 8, the other side wall of the deep groove ball bearing 8 is attached to the side wall of the plastic dustproof cover plate 1, and the deep groove ball bearing 8 is well sealed.

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. The utility model provides a dust-protection type roof conveying chain, includes round pin axle (3), welding inner chain link (4), welding outer chain link (5) and outer link plate (10), its characterized in that: the both ends of round pin axle (3) all run through outer link joint (10) and extend to its outside, and are a plurality of the both ends surface of round pin axle (3) all is equipped with side gyro wheel (2), two the inside of side gyro wheel (2) all is provided with deep groove ball bearing (8), the surface at round pin axle (3) is established to deep groove ball bearing (8) cover, the surface cover of round pin axle (3) is equipped with spacer (6), spacer (6) are located between deep groove ball bearing (8) and outer link joint (10), the surface cover of spacer (6) is equipped with bearing area dust cover face (11), bearing area dust cover face (11) are laminated mutually with the lateral wall of deep groove ball bearing (8), the opening part joint that round pin axle (3) was kept away from in side gyro wheel (2) has plastics dust cover (1).

2. The dust-proof roof conveyor chain of claim 1, wherein: the outer surface of the bearing belt dustproof cover surface (11) is sleeved with a hole circlip (9), and the hole circlip (9) is embedded into the inner side wall of the side roller (2).

3. The dust-proof roof conveyor chain of claim 1, wherein: the outer surface of the pin shaft (3) is sleeved with a shaft elastic check ring (7), and the shaft elastic check ring (7) is located between the plastic dustproof cover plate (1) and the deep groove ball bearing (8).

4. The dust-proof roof conveyor chain of claim 1, wherein: the side roller (2) can rotate freely within the range of 360 degrees.

5. A dust-proof roof conveyor chain according to claim 3, wherein: one side wall of the elastic retainer ring (7) for the shaft is attached to the side wall of the deep groove ball bearing (8), and the other side wall of the deep groove ball bearing (8) is attached to the side wall of the plastic dustproof cover plate (1).