CN214788557U

CN214788557U - Novel corrosion-resistant bearing

Info

Publication number: CN214788557U
Application number: CN202022166753.3U
Authority: CN
Inventors: 李世勇
Original assignee: Hangzhou Baoling Heavy Industry Machinery Co ltd
Current assignee: Hangzhou Baoling Heavy Industry Machinery Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-11-19
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a novel corrosion-resistant bearing belongs to bearing technical field, outer shaft surface spraying has first polytetrafluoroethylene coating, outer shaft internally mounted has interior axle, interior shaft surface spraying has second polytetrafluoroethylene coating, interior lateral wall sliding connection has the holder, inside pocket hole and the pocket hole of being formed with of holder has a plurality ofly, the pocket hole is located between outer axle and the interior axle, the downthehole portion of pocket all sliding connection has the roller. The utility model relates to a novel corrosion-resistant bearing has dustproof effect, can prevent that the dust from entering into inside the bearing, and the inside part of effective protection bearing is not worn and torn, can reduce inside friction toward the inside lubricating oil that adds of bearing at any time, reduces wear rate, possesses stronger corrosion resistance simultaneously, and long-time the use can not corroded, has effectively improved the life of bearing, and bearing capacity is stronger, and intensity is higher, and the suitability is stronger.

Description

Novel corrosion-resistant bearing

Technical Field

The utility model relates to a bearing technical field especially relates to a novel corrosion-resistant bearing.

Background

The bearing is a supporting part in a mechanical transmission mechanism and is used for determining the relative movement position of a rotating shaft and other parts, reducing the friction coefficient in the movement process of the rotating shaft, ensuring the rotation precision of the rotating shaft, and directly influencing the working performance of the whole machine of the machine by the quality and the bearing capacity of the rotating shaft. High carbon chromium bearing steel is one of the large categories of bearing steels, the most common steel category for the manufacture of bearings and bearing parts. Patent No. 201720175002.3 discloses a bearing, which comprises a rotating ring, a non-rotating ring, and a rolling element arranged between the rotating ring and the non-rotating ring; the axial end face of the non-rotating ring is fixedly provided with a pre-tightening spring, the pre-tightening spring is annular and surrounds the non-rotating ring, the pre-tightening spring is provided with an elastic part which is higher than the end face, and the elastic part can elastically deform along the axial direction when being stressed by the axial force. This scheme can provide accurate stable pretightning force to the bearing in the bearing system of being in service, avoids the vibration and the noise of bearing.

The prior art bearings have the following disadvantages: 1. this bearing is not corrosion-resistant, and long-term use can be corroded by seriously, and life is shorter, does not possess sealing device, can not prevent dust, and the dust causes bearing inner part wearing and tearing in entering into the bearing easily, causes inner bearing inner part to damage, and inconvenient interpolation emollient reduces bearing life, and this bearing capacity is more weak simultaneously, and intensity is lower, causes the bearing to be unable under certain circumstances, and the suitability is lower, for this reason, we propose a novel corrosion-resistant bearing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel corrosion-resistant bearing has dustproof effect, can prevent that the dust from entering into inside the bearing, and the inside part of effective protection bearing is not worn and torn, can be at any time toward the inside lubricating oil that adds of bearing, reduces the internal friction, and the rate of reducing wear possesses stronger corrosion resistance simultaneously, and long-time the use can not corroded, has effectively improved the life of bearing, makes through combined material simultaneously, makes bearing capacity stronger, and intensity is higher, is suitable for various machinery, and the suitability is stronger.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of novel corrosion-resistant bearing, including outer axle, outer shaft surface spraying has first polytetrafluoroethylene coating, outer shaft internally mounted has interior axle, interior shaft surface spraying has second polytetrafluoroethylene coating, interior lateral wall sliding connection has the holder, inside pocket hole and the pocket hole of being formed with of holder has a plurality ofly, the pocket hole is located outer axle and interior between the axle, the downthehole portion of pocket all sliding connection has the roller.

Optionally, outer axle both sides surface mounting has a draw-in groove and draw-in groove to have a plurality ofly, outer axle both sides are connected with the sealing washer through all through the buckle, outer axle right side has been seted up oil filler point and has been extended to outer inside of axle, the oil filler point is located the sealing washer upper end, the fixed orifices has been seted up to outer axle middle part both sides.

Optionally, the outer shaft and the inner shaft are both made of bronze plates and steel plates in a composite mode.

Optionally, the cages are connected into a whole, and the outer sides of the rollers are both attached to the outer shaft and the inner shaft.

The utility model has the advantages as follows:

the embodiment of the utility model provides a novel corrosion-resistant bearing:

1. the bearing comprises an outer shaft, an inner shaft, rollers and a retainer, wherein a first polytetrafluoroethylene coating and a second polytetrafluoroethylene coating are respectively sprayed on the outer side wall of the outer shaft and the outer side wall of the inner shaft, the first polytetrafluoroethylene coating and the second polytetrafluoroethylene coating have the characteristics of acid resistance, alkali resistance and various organic solvent resistance, are almost insoluble in all solvents, have the characteristics of strong corrosion resistance, high temperature resistance, high lubrication, aging resistance and the like, the outer shaft and the inner shaft are endowed with strong corrosion resistance through the first polytetrafluoroethylene coating and the second polytetrafluoroethylene coating, the outer shaft and the inner shaft cannot be corroded after long-term use, the service lives of the outer shaft and the inner shaft are effectively prolonged, meanwhile, the retainer forms a pocket hole, the rollers are fixed through the pocket hole, and meanwhile, the retainer is connected into a whole, so that the rollers can always keep the same distance and cannot be dispersed, and meanwhile, the outer side walls of the rollers are respectively attached to the inner side walls of the outer shaft and the inner side walls of the outer shaft, the structure is fastened, the bearing cannot be easily damaged during rotation, meanwhile, a plurality of buckles are arranged on the two side walls of the outer shaft, the buckles are arranged at the bottom of the sealing ring, the sealing ring is mutually matched and fixed on the two sides of the bearing through the buckles and the clamping grooves, the two sides of the bearing are sealed by the sealing ring, dust is prevented from entering the bearing during rotation of the bearing, and the abrasion of parts in the bearing cannot be caused, meanwhile, the right side of the outer shaft is provided with an oil filling hole which extends into the outer shaft, lubricating oil is injected into the bearing through the oil filling hole, the internal lubricity is increased, the friction between the roller and the outer shaft as well as the inner shaft is reduced, the service life is effectively prolonged, simultaneously outer axle and interior axle are formed by two kinds of materials complex of bronze board and steel sheet, make outer axle and interior axle have stronger intensity through bronze board and steel sheet, are suitable for multiple machinery, and the suitability is stronger, and long-term use simultaneously can not harm easily for a long time for bearing life is longer.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a novel corrosion-resistant bearing according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a sealing ring of a novel corrosion-resistant bearing according to an embodiment of the present invention;

fig. 3 is a schematic view of a novel corrosion-resistant bearing composite structure according to an embodiment of the present invention.

In the figure: 1. an outer shaft; 2. a first polytetrafluoroethylene coating; 3. an inner shaft; 4. a second polytetrafluoroethylene coating; 5. a roller; 6. a pocket hole; 7. a holder; 8. a seal ring; 9. buckling; 10. a card slot; 11. a fixing hole; 12. an oil filler hole; 13. a bronze plate; 14. and (3) a steel plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A novel corrosion-resistant bearing according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1-3, the embodiment of the utility model provides a novel corrosion-resistant bearing, including outer axle 1, outer axle surface spraying has first polytetrafluoroethylene coating 2, outer axle 1 internally mounted has interior axle 3, interior axle 3 surface spraying has second polytetrafluoroethylene coating 4, interior 3 lateral wall sliding connection has holder 7, holder 7 is inside to be formed with pocket 6 and pocket 6 has a plurality ofly, pocket 6 is located between outer axle 1 and the interior axle 3, the inside equal sliding connection of pocket 6 has roller 5.

In an example, the bearing has strong corrosion resistance through the first polytetrafluoroethylene coating 2 and the second polytetrafluoroethylene coating 4, and cannot be corroded after being used for a long time, so that the service life of the bearing is effectively prolonged.

Referring to fig. 2, outer axle 1 both sides surface mounting has draw-in groove 10 and draw-in groove 10 to have a plurality ofly, outer axle 1 both sides are connected with sealing washer 8 through all through buckle 9, outer axle 1 right side has been seted up oil filler point 12 and has been extended to outer axle 1 inside, oil filler point 12 is located sealing washer 8 upper end, outer axle 1 middle part both sides have seted up fixed orifices 11.

The example, conveniently install with mechanical equipment through fixed orifices 11, sealing washer 8 mutually supports through buckle 9 and draw-in groove 10 and fixes in the bearing both sides, and sealing washer 8 is sealed with the bearing both sides, and in the dust got into the bearing during the rotation prevention, can not cause the wearing and tearing of bearing internals, through 12 toward the inside lubricating oil that pours into of bearing of oil filler point, increase inside lubricity, reduce roller 5 and outer axle 1 and interior friction between the axle 3, effectively improved life.

Referring to fig. 3, the outer shaft 1 and the inner shaft 2 are both made of bronze plate 13 and steel plate 14.

By way of example, the outer shaft 1 and the inner shaft 3 are made to have strong strength through the bronze plate 13 and the steel plate 14, the outer shaft is suitable for various machines, the applicability is strong, and meanwhile the bearing cannot be damaged easily after long-term use, so that the service life of the bearing is long.

Referring to fig. 1, the retainer 7 is connected as a whole, and the outer sides of the rollers 5 are attached to the outer shaft 1 and the inner shaft 3.

In the example, the retainers 7 are connected into a whole, so that the rollers 5 are always kept at the same distance without dispersion, and the outer side walls of the rollers 5 are respectively attached to the inner side wall of the outer shaft 1 and the outer side wall of the inner shaft 3, so that the structure is firm and cannot be easily damaged during rotation.

When in use, the bearing is composed of an outer shaft 1, an inner shaft 3, a roller 5 and a retainer 7, the outer side walls of the outer shaft 1 and the inner shaft 3 are respectively sprayed with a first polytetrafluoroethylene coating 2 and a second polytetrafluoroethylene coating 4, the first polytetrafluoroethylene coating 2 and the second polytetrafluoroethylene coating 4 have the characteristics of acid resistance, alkali resistance and various organic solvents resistance, are almost insoluble in all solvents, have the characteristics of strong corrosion resistance, high temperature resistance, high lubrication, no aging and the like, the outer shaft 1 and the inner shaft 3 are endowed with stronger corrosion resistance through the first polytetrafluoroethylene coating 2 and the second polytetrafluoroethylene coating 4, cannot be corroded after long-term use, the service lives of the outer shaft 1 and the inner shaft 3 are effectively prolonged, fixing holes 11 are formed in two sides of the bearing, the bearing is conveniently connected with an external device through the fixing holes 11, the bearing is convenient to install, and the retainer 7 in the bearing forms a pocket hole 6, the rollers 5 are fixed inside through the pockets 6, meanwhile, the retainer 7 is connected into a whole, so that the rollers 5 are always kept at the same distance and are not dispersed, the outer side walls of the rollers 5 are respectively attached to the inner side wall of the outer shaft 1 and the outer side wall of the inner shaft 3, the structure is fastened, the rollers cannot be easily damaged during rotation, meanwhile, a plurality of clamping grooves 10 are arranged on the two side walls of the outer shaft 1, the bottom of the sealing ring 8 is provided with a buckle 9, the sealing ring 8 is mutually matched and fixed on the two sides of the bearing through the buckle 9 and the clamping grooves 10, the sealing ring 8 seals the two sides of the bearing, dust is prevented from entering the bearing during rotation, the abrasion of parts inside the bearing cannot be caused, meanwhile, the right side of the outer shaft 1 is provided with an oil filling hole 12, the oil filling hole 12 extends into the outer shaft 1, lubricating oil is filled into the bearing through the oil filling hole 12, the internal lubricating property is increased, and the friction between the rollers 5 and the outer shaft 1 and the inner shaft 3 is reduced, effectively having improved life, outer axle 1 and interior axle 3 are formed by two kinds of materials complex of bronze 13 and steel sheet 14 by simultaneously, make outer axle 1 and interior axle 3 have stronger intensity through bronze 13 and steel sheet 14, are suitable for multiple machinery, and the suitability is stronger, and long-term use simultaneously can not harm easily for a long time for bearing life is longer.

The utility model relates to a novel corrosion-resistant bearing, which comprises a shaft 1 and an outer shaft; 2. a first polytetrafluoroethylene coating; 3. an inner shaft; 4. a second polytetrafluoroethylene coating; 5. a roller; 6. a pocket hole; 7. a holder; 8. a seal ring; 9. buckling; 10. a card slot; 11. a fixing hole; 12. an oil filler hole; 13. a bronze plate; 14. the steel plates, the components are all universal standard parts or components known to those skilled in the art, and the structure and principle of the components are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a novel corrosion-resistant bearing, includes outer axle (1), its characterized in that, outer axle surface spraying has first polytetrafluoroethylene coating (2), outer axle (1) internally mounted has interior axle (3), interior axle (3) surface spraying has second polytetrafluoroethylene coating (4), interior axle (3) lateral wall sliding connection has holder (7), holder (7) inside is formed with pocket hole (6) and pocket hole (6) have a plurality ofly, pocket hole (6) are located between outer axle (1) and interior axle (3), the inside equal sliding connection in pocket hole (6) has roller (5).

2. The novel corrosion-resistant bearing of claim 1, wherein the outer shaft (1) is provided with a plurality of clamping grooves (10) on the two sides of the surface, the clamping grooves (10) are connected with a sealing ring (8) through buckles (9), the outer shaft (1) is provided with an oil injection hole (12) on the right side, the oil injection hole (12) extends to the inside of the outer shaft (1), the oil injection hole (12) is located at the upper end of the sealing ring (8), and the outer shaft (1) is provided with fixing holes (11) on the two sides of the middle part.

3. A novel corrosion-resistant bearing according to claim 1, wherein the outer shaft (1) and the inner shaft (3) are made of a composite material of bronze plate (13) and steel plate (14).

4. A new type of corrosion resistant bearing according to claim 1 wherein the cages (7) are connected as one piece and the outside of the rollers (5) are attached to both the outer shaft (1) and the inner shaft (3).