Split type double-row tapered roller bearing

Abstract

The utility model discloses a split type double-row tapered roller bearing which comprises a mounting ring, outer rings are arranged on the two sides of the mounting ring, inner rings are arranged on the inner sides of the outer rings, a plurality of groups of rolling bodies are arranged between the outer rings and the inner rings, inserting holes are formed in the side parts of the outer rings, positioning columns are fixed on the two sides of the mounting ring, and the positioning columns are fixed on the inner sides of the outer rings. The positioning columns penetrate through the inserting holes, the outer sides of the positioning columns are sleeved with clamping springs, and limiting holes are formed in the clamping springs. When the split type double-row tapered roller bearing is used, the positioning columns on the two sides of the mounting ring can carry and mount the two groups of outer rings, and after the two groups of outer rings are mounted, the outer rings can be locked through the clamping springs and are prevented from falling off, so that the mounting of the two groups of outer rings is completed; when the outer ring, the inner ring or the rolling body on one side breaks down, the outer ring, the inner ring or the rolling body can be detached and overhauled independently, the two outer rings do not need to be detached, the detaching and overhauling difficulty is lowered, and the convenience in the using process is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bearing, concretely to a split type double row tapered roller bearing. BACKGROUND

[0002] Double row tapered roller bearing is a common rolling bearing, its characteristics mainly include high bearing capacity, bidirectional axial load bearing capacity, good aligning performance and wide applicability, can bear bidirectional axial load while bearing radial load, and is widely used in machine tool, speed reducer, automobile, agricultural machinery, mine, metallurgy, plastic machinery and heavy machinery industries.

[0003] At present, the traditional double row tapered roller bearing is usually integral, two groups of inner rings are installed in the same outer ring, when one side inner ring or rolling body fails, the whole needs to be disassembled and replaced, thus is not conducive to the later disassembly and maintenance. UTILITY MODEL CONTENTS

[0004] The utility model discloses a split type double row tapered roller bearing, to solve the problem of traditional double row tapered roller bearing being usually integral in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a split type double row tapered roller bearing, including installation ring,

[0006] The both sides of installation ring are provided with outer ring, and the inner side of outer ring is provided with inner ring, a plurality of groups of rolling bodies are arranged between outer ring and inner ring, the side portion of outer ring is provided with insertion hole, the both sides of installation ring are fixed with positioning column, and positioning column penetrates insertion hole, the outer side of positioning column is provided with snap spring, and the limiting hole is formed in snap spring.

[0007] The side portion of outer ring is provided with limiting mechanism.

[0008] In the above technical scheme, when using, the positioning column of the both sides of installation ring can bear and install two groups of outer rings, after installing two groups of outer rings, the outer ring can be locked through snap spring, to avoid falling off, which completes the installation of two groups of outer rings, the split type design can individually disassemble and overhaul one side outer ring, inner ring or rolling body when it fails, without disassembling two groups of outer rings, reduces the difficulty of disassembly and overhaul, and improves the convenience in use.

[0009] Preferably, the insertion hole and the positioning column are provided with a plurality of groups, and the positioning column is provided with notch, and the snap spring is located in the notch.

[0010] In the above technical scheme, the notch can limit the snap spring, to avoid loosening and falling off.

[0011] Preferably, the rolling body is further provided with a retainer.

[0012] In the technical scheme, the retainer can isolate the rolling body, guide the rolling body and keep the rolling body in the outer ring.

[0013] Preferably, the middle point of the outer side of the mounting ring is fixed with an oil injection head, and the middle point of the inner side of the mounting ring is fixed with a double-head oil outlet pipe which is in communication with the oil injection head.

[0014] In the technical scheme, the lubricating oil can be injected into the double-head oil outlet pipe through the oil injection head, and the double-head oil outlet pipe can guide the lubricating oil into the inner sides of the two groups of outer rings, so as to lubricate the rolling body.

[0015] Preferably, the limiting mechanism comprises a groove which is arranged on the side of the outer ring, a limiting column which is arranged in the groove, a spring which is fixed in the groove and connected with the limiting column.

[0016] In the technical scheme, when the clamping spring is disassembled, the limiting column can be pushed into the inner side of the groove through the clamping spring pliers, and after the clamping spring is installed, the limiting hole on the clamping spring is aligned with the limiting column, and then the limiting column is popped out and reset under the elastic force of the spring, so that the limiting column is clamped into the limiting hole, and the angle of the clamping spring is locked, so that the self-rotation of the clamping spring is avoided, and the stability of the clamping spring is improved.

[0017] Compared with the prior art, the split double-row tapered roller bearing has the advantages that:

[0018] (1) During use, the positioning columns on both sides of the mounting ring can bear and install the two groups of outer rings, and after the two groups of outer rings are installed, the outer rings can be locked by the clamping spring to avoid falling off, so that the installation of the two groups of outer rings is completed, the split design can separately disassemble and repair one side of the outer ring, the inner ring or the rolling body when a fault occurs, without disassembling the two groups of outer rings, so that the disassembly and repair difficulty is reduced, and the convenience in use is improved.

[0019] (2) During use, the lubricating oil can be injected into the double-head oil outlet pipe through the oil injection head, and the double-head oil outlet pipe can guide the lubricating oil into the inner sides of the two groups of outer rings, so as to lubricate the rolling body, and the two groups of outer rings can be injected at the same time, so that the practicality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a front view structural schematic diagram of the utility model;

[0021] Figure 2 It is a front view sectional structure schematic diagram of the utility model;

[0022] Figure 3The utility model discloses an outer ring side view structure schematic diagram.

[0023] Figure 4 The utility model discloses an outer ring sectional view structure schematic diagram.

[0024] In the drawing: 1, mounting ring, 2, outer ring, 3, inner ring, 4, rolling body, 5, insertion hole, 6, positioning column, 7, notch, 8, clamping spring, 9, retainer, 10, oil injection head, 11, double -end oil outlet pipe, 12, recess, 13, limiting post, 14, spring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a split double-row tapered roller bearing, as shown in Figure 1 、 Figure 2 、 Figure 3 And Figure 4 As shown, the two sides of mounting ring 1 are provided with outer ring 2, and the inner side of outer ring 2 is provided with inner ring 3, a plurality of groups of rolling bodies 4 are arranged between outer ring 2 and inner ring 3, insertion hole 5 is formed in the side of outer ring 2, positioning column 6 is fixed on the two sides of mounting ring 1, and positioning column 6 penetrates insertion hole 5, clamping spring 8 is sleeved on the outer side of positioning column 6, and limiting hole is formed in clamping spring 8.

[0027] The side of outer ring 2 is provided with limiting mechanism.

[0028] As shown in Figure 1 Insertion hole 5 and positioning column 6 are provided with a plurality of groups, and notch 7 is formed in positioning column 6, and clamping spring 8 is located in notch 7.

[0029] As shown in Figure 3 Rolling body 4 is also provided with retainer 9.

[0030] As shown in Figure 2 Oil injection head 10 is fixed at the midpoint of the outer side of mounting ring 1, and double -end oil outlet pipe 11 is fixed at the midpoint of the inner side of mounting ring 1, and double -end oil outlet pipe 11 penetrates oil injection head 10.

[0031] As shown in Figure 1 、 Figure 3 And Figure 4As shown, the limiting mechanism comprises a groove 12, which is arranged on the side of the outer ring 2, and a limiting post 13 arranged in the groove 12, and a spring 14 fixed in the groove 12 and connected with the limiting post 13.

[0032] Working principle: when in use, the positioning post 6 on the mounting ring 1 is aligned with the insertion hole 5 on the outer ring 2, and the positioning post 6 is inserted into the insertion hole, then the snap spring 8 can be expanded by using the snap spring pliers, and the snap spring 8 is sleeved outside the positioning post 6, and the snap spring 8 is clamped into the notch 7 on the positioning post 6, so as to lock the outer ring 2, then the angle of the snap spring 8 can be adjusted, so that the limiting post 13 is inserted into the limiting hole on the snap spring 8, so that the angle of the snap spring 8 can be locked, and the installation of the two groups of outer rings 2 is completed.

[0033] This completes the entire operation, and the contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0034] The terms "center", "longitudinal", "transverse", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only a simplified description for the convenience of describing the utility model, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the protection scope of the utility model.

[0035] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A split double-row tapered roller bearing, comprising a mounting ring (1), characterized in that: two sides of the mounting ring (1) are provided with outer rings (2), and the inner sides of the outer rings (2) are provided with inner rings (3), a plurality of groups of rolling elements (4) are arranged between the outer rings (2) and the inner rings (3), the side portions of the outer rings (2) are provided with insertion holes (5), positioning columns (6) are fixed on the two sides of the mounting ring (1) and penetrate the insertion holes (5), snap springs (8) are sleeved on the outer sides of the positioning columns (6), and limit holes are formed in the snap springs (8); the side portions of the outer rings (2) are provided with limiting mechanisms.

2. The split, double-row tapered roller bearing of claim 1, wherein: The insertion holes (5) and the positioning columns (6) are all provided with a plurality of groups, and notches (7) are formed in the positioning columns (6), the snap springs (8) are located in the notches (7).

3. The split, double-row tapered roller bearing of claim 1, wherein: The rolling elements (4) are also provided with retainer cages (9).

4. The split, double-row tapered roller bearing of claim 1, wherein: An oil injection head (10) is fixed at the midpoint of the outer side of the mounting ring (1), and a double-head oil outlet pipe (11) is fixed at the midpoint of the inner side of the mounting ring (1), the double-head oil outlet pipe (11) penetrates the oil injection head (10).

5. The split, double-row tapered roller bearing of claim 1, wherein: The limiting mechanism comprises a groove (12), the groove (12) is formed in the side portion of the outer ring (2), a limiting column (13) is arranged in the groove (12), the limiting column (13) is located in the limit hole, a spring (14) is fixed in the groove (12), and the spring (14) is connected with the limiting column (13).

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