CN210949559U - Concave integrated retainer for cylindrical roller bearing - Google Patents
Concave integrated retainer for cylindrical roller bearing Download PDFInfo
- Publication number
- CN210949559U CN210949559U CN201921964953.4U CN201921964953U CN210949559U CN 210949559 U CN210949559 U CN 210949559U CN 201921964953 U CN201921964953 U CN 201921964953U CN 210949559 U CN210949559 U CN 210949559U
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- Prior art keywords
- steel ring
- wear
- resistant layer
- sides
- cylindrical roller
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 66
- 239000010959 steel Substances 0.000 claims abstract description 66
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000004927 fusion Effects 0.000 abstract description 11
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a concave type integrated holder for cylindrical roller bearing, which belongs to the field of bearing device, and comprises an outer steel ring, wherein both sides of the outer steel ring are cut and processed with outer arc angles, an outer wear-resistant layer is fixedly welded inside the outer steel ring, a roller is tightly attached to the inner surface of the outer wear-resistant layer, the holders are installed on both sides of the roller, an inner wear-resistant layer is tightly attached to the lower end surface of the roller, an inner steel ring is fixedly welded inside the inner wear-resistant layer, inner arc angles are cut and processed on both sides of the inner steel ring, the holder is convenient to be sleeved with a gear box clamping groove by cutting and processing both sides of the outer steel ring into the outer arc angles, and a rotating shaft is convenient to be sleeved by processing both sides of the inner steel ring into; the outer wear-resistant layer of the inner steel ring inner side pouring fusion and the inner wear-resistant layer of the inner steel ring outer side pouring fusion can prolong the service life of the bearing, and the retainer has the function of fixing the roller distance.
Description
Technical Field
The utility model relates to a bearing device field, more specifically say, relate to a cylindrical roller bearing is with integrative holder of concave type.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision.
When the existing cylindrical roller bearing is installed, a hammer is generally manually used for smashing the side face of the bearing to be installed in a bearing clamping groove, but an outer steel ring of the bearing is tightly clamped with the bearing clamping groove of the gear box, and the outer steel ring is inconvenient to align with the bearing clamping groove of the gear box and is inconvenient to install; meanwhile, the friction between the roller and the contact surfaces of the inner steel ring and the outer steel ring is the most frequent, so that the service life of the bearing is shortened. Accordingly, there is a need for improvements in the art.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a concave integral holder for a cylindrical roller bearing, which is convenient for sleeving a clamping groove of a gear box by cutting and processing two sides of an outer steel ring into outer arc angles and is convenient for sleeving a rotating shaft by processing two sides of an inner steel ring into inner arc angles; the outer wear-resistant layer of the inner steel ring inner side pouring fusion and the inner wear-resistant layer of the inner steel ring outer side pouring fusion can prolong the service life of the bearing, and the retainer has the function of fixing the roller distance.
In order to solve the above problems, the utility model adopts the following technical proposal.
A concave integral retainer for a cylindrical roller bearing comprises an outer steel ring, wherein outer arc angles are cut and processed on two sides of the outer steel ring, an outer wear-resistant layer is fixedly welded in the outer steel ring, a roller is tightly attached to the inner surface of the outer wear-resistant layer, retainers are installed on two sides of the roller, an inner wear-resistant layer is tightly attached to the lower end surface of the roller, an inner steel ring is fixedly welded in the inner wear-resistant layer, inner arc angles are cut and processed on two sides of the inner steel ring, the clamping groove of a gear box is conveniently sleeved, and a rotating shaft is conveniently sleeved by processing the two sides of the inner steel ring into the inner arc angles; the outer wear-resistant layer of the inner steel ring inner side pouring fusion and the inner wear-resistant layer of the inner steel ring outer side pouring fusion can prolong the service life of the bearing, and the retainer has the function of fixing the roller distance.
Furthermore, the surface of outer steel ring is smooth cambered surface, through cutting into outer arc angle with outer steel ring both sides, conveniently cup joints the gear box draw-in groove.
Furthermore, the internal surface of interior steel ring is smooth cambered surface, through processing into the inner arc angle with interior steel ring both sides, conveniently cup joints the axis of rotation.
Furthermore, the outer wear-resistant layer and the inner wear-resistant layer are made of high manganese steel materials, the inner side of the inner steel ring is cast and welded with the outer wear-resistant layer, and the outer side of the inner steel ring is cast and welded with the inner wear-resistant layer, so that the service life of the bearing can be prolonged.
Furthermore, lubricating grease is coated inside the retainer, and the retainer has the function of fixing the roller distance.
Compared with the prior art, the utility model has the advantages of:
(1) according to the scheme, the two sides of the outer steel ring are cut and processed into the outer arc angles, so that the clamping grooves of the gear box can be conveniently sleeved, and the two sides of the inner steel ring are processed into the inner arc angles, so that the rotating shaft can be conveniently sleeved; the outer wear-resistant layer of the inner steel ring inner side pouring fusion and the inner wear-resistant layer of the inner steel ring outer side pouring fusion can prolong the service life of the bearing, and the retainer has the function of fixing the roller distance.
(2) The surface of outer steel ring is smooth cambered surface, through cutting into outer arc angle with outer steel ring both sides processing, conveniently cup joints the gear box draw-in groove.
(3) The internal surface of interior steel ring is smooth cambered surface, through processing into the inner arc angle with interior steel ring both sides, conveniently cup joints the axis of rotation.
(4) Outer wear-resisting layer and interior wear-resisting layer are made by high manganese steel material, with the outer wear-resisting layer of the inboard pouring butt fusion of interior steel circle and the interior wear-resisting layer of the outside pouring butt fusion of interior steel circle, can improve bearing life.
(5) Lubricating grease is coated inside the retainer, and the retainer has the function of fixing the roller distance.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a right sectional view of the overall structure of the present invention.
The reference numbers in the figures illustrate:
1 outer steel ring, 11 outer arc angles, 12 outer wear-resistant layers, 13 rollers, 14 retainers, 15 inner wear-resistant layers, 16 inner steel rings and 17 inner arc angles.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-2, a concave integrated retainer for a cylindrical roller bearing comprises an outer steel ring 1, outer arc angles 11 are cut and processed on two sides of the outer steel ring 1, an outer wear-resistant layer 12 is fixedly welded inside the outer steel ring 1, rollers 13 are tightly attached to the inner surface of the outer wear-resistant layer 12, retainers 14 are installed on two sides of the rollers 13, an inner wear-resistant layer 15 is tightly attached to the lower end surface of each roller 13, an inner steel ring 16 is fixedly welded inside the inner wear-resistant layer 15, and inner arc angles 17 are cut and processed on two sides of the inner steel ring 16.
Referring to fig. 1-2, the outer surface of the outer steel ring 1 is a smooth arc surface, the gear box slot is conveniently sleeved by cutting and processing the two sides of the outer steel ring 1 into outer arc angles 11, the inner surface of the inner steel ring 16 is a smooth arc surface, and the rotating shaft is conveniently sleeved by processing the two sides of the inner steel ring 16 into inner arc angles 17.
Referring to fig. 1-2, the outer wear-resistant layer 12 and the inner wear-resistant layer 15 are made of high manganese steel, the inner side of the inner steel ring 16 is cast and welded with the outer wear-resistant layer 12 and the outer side of the inner steel ring 16 is cast and welded with the inner wear-resistant layer 15, so that the service life of the bearing can be prolonged, the inside of the retainer 14 is coated with grease, and the retainer 14 has the function of fixing the distance between the rollers 13.
Cutting into outer arc angle 11 with 1 both sides of outer steel ring, conveniently cup jointing gear box bearing draw-in groove, through processing into inner arc angle 17 with 16 both sides of interior steel ring, conveniently cup joint the axis of rotation, with 16 inboard pouring of interior steel ring outside wear-resisting layer 12 and 16 outside pouring of interior steel ring in wear-resisting layer 15 in the butt fusion, can improve bearing life.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a cylindrical roller bearing is with integrative holder of concave type, includes outer steel ring (1), its characterized in that: the steel ring is characterized in that outer arc angles (11) are cut and machined on two sides of the outer steel ring (1), an outer wear-resistant layer (12) is fixedly welded inside the outer steel ring (1), rollers (13) are tightly attached to the inner surface of the outer wear-resistant layer (12), retainers (14) are installed on two sides of the rollers (13), an inner wear-resistant layer (15) is tightly attached to the lower end face of each roller (13), an inner steel ring (16) is fixedly welded inside the inner wear-resistant layer (15), and inner arc angles (17) are cut and machined on two sides of the inner steel ring (16).
2. The female-type integrated cage for a cylindrical roller bearing according to claim 1, characterized in that: the outer surface of the outer steel ring (1) is a smooth cambered surface.
3. The female-type integrated cage for a cylindrical roller bearing according to claim 1, characterized in that: the inner surface of the inner steel ring (16) is a smooth cambered surface.
4. The female-type integrated cage for a cylindrical roller bearing according to claim 1, characterized in that: the outer wear-resistant layer (12) and the inner wear-resistant layer (15) are made of high manganese steel materials.
5. The female-type integrated cage for a cylindrical roller bearing according to claim 1, characterized in that: the interior of the retainer (14) is coated with grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921964953.4U CN210949559U (en) | 2019-11-14 | 2019-11-14 | Concave integrated retainer for cylindrical roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921964953.4U CN210949559U (en) | 2019-11-14 | 2019-11-14 | Concave integrated retainer for cylindrical roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210949559U true CN210949559U (en) | 2020-07-07 |
Family
ID=71376416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921964953.4U Expired - Fee Related CN210949559U (en) | 2019-11-14 | 2019-11-14 | Concave integrated retainer for cylindrical roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210949559U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128233A (en) * | 2020-09-22 | 2020-12-25 | 宁波达克轴承有限公司 | Sealed separable cylindrical roller bearing |
-
2019
- 2019-11-14 CN CN201921964953.4U patent/CN210949559U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128233A (en) * | 2020-09-22 | 2020-12-25 | 宁波达克轴承有限公司 | Sealed separable cylindrical roller bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 |