CN214698776U

CN214698776U - High-temperature-resistant corrosion-resistant transmission mechanism assembly bearing for oven

Info

Publication number: CN214698776U
Application number: CN202022130995.7U
Authority: CN
Inventors: 范长征; 马劲垒
Original assignee: Wuxi Chengshi Bearing Co Ltd
Current assignee: Wuxi Chengshi Bearing Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-11-12
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a high temperature and corrosion resistant transmission mechanism assembly bearing for an oven, which comprises an outer ring, an inner ring, rolling bodies, a retainer and a dust cap, wherein the rolling bodies are uniformly arranged in the retainer, and the dust caps are respectively pressed in dust grooves at two ends of the outer ring; the anti-skid device also comprises a mandrel, a limiting shaft sleeve and an anti-skid locking nut; the middle of the inner ring is pressed into the mandrel to form a whole, and the inner ring is tightly matched and connected with the mandrel; the dabber is the step shaft, and the dabber includes first step portion, second step portion, third step portion and fourth step, the inner circle sets up in second step portion, set up spacing axle sleeve in the third step portion, the outer end of fourth step sets up anti-skidding lock nut. The two sections of bearings on the step shaft of the utility model are fixed with the limiting and limiting shaft sleeves independently, thus improving the positioning precision of the product; and a mandrel is pressed into the inner ring, so that the assembly error of a customer can be reduced, the instability of assembly is avoided, and the overall accuracy of the product is improved.

Description

High-temperature-resistant corrosion-resistant transmission mechanism assembly bearing for oven

Technical Field

The utility model relates to a high temperature resistant corrosion resistance drive mechanism composite member bearing for oven belongs to oven accessory technical field.

Background

At present, a bearing of a high-temperature-resistant corrosion-resistant transmission mechanism assembly for an oven mainly comprises an outer ring, an inner ring, a retainer, a rolling body, a dust cover, grease, a mandrel, a limiting and limiting shaft sleeve and an anti-skid locking nut. The rolling body is arranged between the outer ring and the inner ring, the retainer is used for positioning, the retainer uniformly separates the rolling body and keeps the rolling body to move correctly, the two metal dust covers are respectively placed in the dust-proof grooves of the outer ring to play roles of preventing dust and grease from leaking outwards, and lubricating grease plays a role of lubricating. The bearing assembly requires high positioning precision when operating on a working part, and the bearing is easy to rust and lose efficacy due to higher ambient temperature of the bearing, water vapor and high temperature and other influences of oil stains.

Disclosure of Invention

An object of the utility model is to overcome the not enough of existence among the prior art, provide a high temperature resistant corrosion resistance drive mechanism sub-assembly bearing for oven to guarantee bearing and whole part normal work, location accuracy, operate steadily, prolong the life of complete machine.

According to the utility model provides a technical scheme: a high-temperature-resistant corrosion-resistant transmission mechanism assembly bearing for an oven comprises an outer ring, an inner ring, rolling bodies, a retainer and dust covers, wherein the rolling bodies are uniformly arranged in the retainer, and the dust covers are respectively pressed into dust grooves at two ends of the outer ring; the anti-skid device also comprises a mandrel, a limiting shaft sleeve and an anti-skid locking nut; the middle of the inner ring is pressed into the mandrel to form a whole, and the inner ring is tightly matched and connected with the mandrel; the dabber is the step shaft, and the dabber includes first step portion, second step portion, third step portion and fourth step in proper order by thick to thin, the inner circle sets up in second step portion, set up spacing axle sleeve in the third step portion, the outer end of fourth step sets up anti-skidding lock nut.

Furthermore, the outer ring, the inner ring, the rolling body, the retainer and the dust cover are respectively made of stainless steel materials.

Furthermore, the outer diameter of the first step part is phi 6.5-7.5mm, the outer diameter of the second step part is phi 5.000-5.010 mm, the length of the second step part is 8.0-8.5mm, the outer diameter of the third step part is phi 4.0-4.1mm, the length of the third step part is 8-9mm, and the fourth step part is provided with threads and is 5.0-6.0 mm.

Furthermore, the inner diameter of the limiting shaft sleeve is phi 4.1-4.2mm, the outer diameter is phi 5.8-6.0mm, and the length is 7.3-7.5 mm.

Furthermore, the size of a flat opening for installing the anti-skid lock nut is 2.8-3.0mm, and the installation length of the anti-skid lock nut is 5.8-6.0 mm.

Compared with the prior art, the utility model, have following advantage:

1. the ferrule, the dust cover, the retainer, the rolling body and the mandrel are made of stainless steel, so that the anti-rust and high-temperature-resistant capabilities of the product in the environment with much water vapor, high temperature, high humidity and oil stain are enhanced, and the service cycle of the product is prolonged.

2. The mandrel is designed to be a step, so that the positioning precision of the product after installation is improved.

3. The design of pressing a mandrel into the inner ring reduces the assembly error of a customer, avoids the instability of assembly and improves the overall accuracy of the product.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Description of reference numerals: the anti-skidding locking nut comprises an outer ring 1, an inner ring 2, a rolling body 3, a retainer 4, a dustproof cover 5, a mandrel 6, a first step part 61, a second step part 62, a third step part 63, a fourth step part 64, a limiting shaft sleeve 7 and an anti-skidding locking nut 8.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, a bearing of a high temperature and corrosion resistant transmission mechanism assembly for an oven comprises an outer ring 1, an inner ring 2, rolling bodies 3, a retainer 4 and a dust cap 5, wherein the rolling bodies 3 are uniformly arranged in the retainer 4, and the dust caps 5 are respectively pressed into dust grooves at two ends of the outer ring 1; the anti-skid device also comprises a mandrel 6, a limiting shaft sleeve 7 and an anti-skid locking nut 8; the mandrel 6 is pressed into the middle of the inner ring 2 to form a whole, the inner ring 2 is tightly matched and connected with the mandrel 6, and the mandrel 6 is pressed into the whole, so that the assembling error of a customer can be reduced, the assembling instability is avoided, and the integral accuracy of a product is improved; dabber 6 is the step shaft, and dabber 6 includes first step portion 61, second step portion 62, third step portion 63 and fourth step portion 64 by thick to thin in proper order, inner circle 2 sets up in second step portion 62, set up spacing axle sleeve 7 on the third step portion 63, the outer end of fourth step portion 64 sets up anti-skidding lock nut 8. The limiting shaft sleeve 7 is mainly used for being installed on a fixing frame and is fixed at the position of an oven through an anti-skid locking nut 8.

The outer ring 1, the inner ring 2, the rolling body 3, the retainer 4 and the dust cover 5 are made of stainless steel materials respectively, the stainless steel materials enhance the anti-rust capacity of the product in an environment with much water vapor and the anti-rust capacity of the product in an environment with complex high temperature, high humidity and oil stain, and the service life of the product is prolonged.

The outer diameter of the first step portion 61 is phi 7.0mm, the size of the second step portion 62 is phi 5.000-5.010 mm, the length dimension is 8.1mm, the outer diameter of the third step portion 63 is phi 4.1mm, the length is 8.8mm, M4 threads are arranged on the fourth step portion 64, and the length is 5.8 mm.

The inner diameter of the limiting shaft sleeve 7 is phi 4.2mm, the outer diameter is phi 6.0mm, and the length is 7.5 mm.

The flat opening size of the anti-skid locking nut 8 is 2.8mm, and the length of the anti-skid locking nut 8 is 5.8 mm.

The width of the outer ring 1 is 4.9mm-5.1mm, and the diameter of the outer ring 1 is 15.9mm-16.1 mm.

It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. A high-temperature-resistant corrosion-resistant transmission mechanism assembly bearing for an oven comprises an outer ring (1), an inner ring (2), rolling bodies (3), a retainer (4) and a dust cover (5), wherein the rolling bodies (3) are uniformly arranged in the retainer (4), and the dust covers (5) are respectively pressed into dust grooves at two ends of the outer ring (1); the anti-skid device is characterized by also comprising a mandrel (6), a limiting shaft sleeve (7) and an anti-skid locking nut (8); the mandrel (6) is pressed into the middle of the inner ring (2) to form a whole, and the inner ring (2) is tightly matched and connected with the mandrel (6); dabber (6) are the step shaft, and dabber (6) are by thick to thin including first step portion (61), second step portion (62), third step portion (63) and fourth step portion (64) in proper order, inner circle (2) set up in second step portion (62), set up spacing axle sleeve (7) on third step portion (63), the outer end of fourth step portion (64) sets up anti-skidding lock nut (8).

2. The high temperature and corrosion resistant transmission assembly bearing for an oven according to claim 1, wherein the outer ring (1), the inner ring (2), the rolling bodies (3), the cage (4), and the dust cap (5) are made of stainless steel materials, respectively.

3. The high temperature and corrosion resistant drive mechanism assembly bearing for an oven of claim 1, wherein the first step portion (61) has an outer diameter dimension of 6.5-7.5mm, the second step portion (62) has a dimension of 5.000-5.010 mm, the length dimension is 8.0-8.5mm, the third step portion (63) has an outer diameter dimension of 4.0-4.1mm, the length is 8-9mm, and the fourth step portion (64) is provided with a thread having a length of 5.0-6.0 mm.

4. The high temperature and corrosion resistant driving mechanism assembly bearing for an oven according to claim 1, wherein the inner diameter of the restraining bushing (7) is 4.1-4.2mm, the outer diameter is 5.8-6.0mm, and the length is 7.3-7.5 mm.

5. The high temperature and corrosion resistant driving mechanism assembly bearing for an oven according to claim 1, wherein the flat size of the installed anti-slip lock nut (8) is 2.8-3.0mm, and the installed length of the anti-slip lock nut (8) is 5.8-6.0 mm.