CN217421909U - Bearing lock ring installation tool - Google Patents
Bearing lock ring installation tool Download PDFInfo
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- CN217421909U CN217421909U CN202221293096.1U CN202221293096U CN217421909U CN 217421909 U CN217421909 U CN 217421909U CN 202221293096 U CN202221293096 U CN 202221293096U CN 217421909 U CN217421909 U CN 217421909U
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- bearing
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- roller shaft
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Abstract
The utility model relates to an installation of bearing part specifically is to relate to bearing lock collar installation frock, include: the machine tool comprises a machine tool chuck, a machine tool rest, a roller shaft, a roller and a bearing; the tail end of the roller shaft is connected to a tool rest of the machine tool, the top end of the roller shaft is connected with a roller in a rolling manner, and the bearing is arranged in the direction of the top end of the roller shaft and fixed through a chuck of the machine tool; the utility model realizes the feeding of the x-axis and the z-axis by controlling the roller shaft through the existing horizontal lathe, so that the roller of the roller shaft is supported on the inner ring through the lock ring; the inner ring and the outer ring are equivalent to a whole; due to the matching of a sealing assembly with larger interference magnitude between the outer ring and the inner ring, the machine tool chuck drives the bearing outer ring to rotate, and the inner ring rotates along with the outer ring; the inner ring rotates to drive the roller on the roller shaft to rotate, so that the lock ring is rolled in the gap between the two inner rings by the upper shape structure of the roller. By adopting the integrated structure of the installation tool, rolling press mounting is realized through the structure of the installation tool, and the installation is more ingenious and convenient.
Description
Technical Field
The utility model relates to an installation of bearing part specifically relates to bearing lock collar installation frock and installation method, is applied to pulley bearing usually, belongs to bearing processing technology field.
Background
The pulley bearing is a double-half inner ring double-row cylindrical roller bearing, which is generally composed of six components, namely an outer ring, an inner ring, a roller, a sealing component, a stop ring and a lock ring. However, when the bearing is mounted on a shaft, the locking ring used in the bearing cannot lock the double inner rings, and the phenomenon that the locking ring collides and interferes with the shaft is probably caused.
Disclosure of Invention
In order to make the lock collar inseparable with the laminating of the two inner circles of this type of bearing, the utility model aims at providing a bearing lock collar installation frock and installation method, use this frock installation this novel lock collar after, the lock collar closely laminates with the two inner circles of this type of bearing, the phenomenon that lock collar and axle collision are interfered can not appear again.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: bearing lock collar installation frock includes: the machine tool comprises a machine tool chuck, a machine tool rest, a roller shaft, a roller and a bearing; the tail end of the roller shaft is connected to a tool rest of the machine tool, the top end of the roller shaft is connected with a roller in a rolling manner, and the bearing is arranged in the direction of the top end of the roller shaft and fixed through a chuck of the machine tool;
furthermore, the roller shaft extends into the bearing from the end face direction of one end of the bearing, so that the roller on the roller shaft is positioned in the bearing; the machine tool chuck is clamped and fixed in the end face direction of the other end of the bearing through a clamping jaw of the chuck;
furthermore, the bearing is a double-row cylindrical roller bearing with a double-half inner ring structure, the inner diameter surfaces of the double-half inner rings close to the joint are respectively provided with a gap, and the two gaps and the area between the two gaps are the installation positions of the locking ring;
furthermore, the machine tool chuck is a three-jaw chuck, and jaws of the chuck are in contact with the outer diameter and the end surface of the bearing outer ring to fix the bearing;
when the device is used, the position of the bearing mounted on a chuck of a machine tool is taken as a reference, and the X-axis and the Z-axis of the roller shaft are controlled by the numerical control machine tool to move so that the roller shaft drives the roller to align with the mounting position of the lock ring;
furthermore, the tail end of the roller shaft is inserted into a tool rest of a machine tool and is screwed, and the tool rest of the machine tool is arranged on the machine tool;
the machine tool is a horizontal machine tool, and the model is CK7530 or CK 7525;
the utility model discloses the motion of x axle, the z axle of bearing lock circle installation frock is the motion of x axle, the z axle that drives the gyro wheel axle and drive the gyro wheel axle and do by the lathe knife rest in fact.
Furthermore, the end part of the top end of the roller shaft is provided with a shaft collar, the outer diameter of the shaft lever of the roller shaft close to the inner side of the shaft collar is provided with a rotating bearing, and the outside of the rotating bearing is provided with a roller; the rotating bearing is two single-row bearings, the inner diameter of the inner ring of the rotating bearing is matched with the shaft rod, one end face of the inner ring is positioned through the shaft shoulder, and the other end face of the inner ring is positioned through the inner side face of the shaft collar; the end surface of the outer ring of the rotating bearing close to one side of the shaft collar is connected with the inner diameter of the roller through a spring piece, and the other end surface of the outer ring of the rotating bearing is abutted against the inner side wall of the roller;
furthermore, the inner diameter of the roller at the position corresponding to the spring piece is provided with a clamping groove matched with the width of the spring piece, and the clamping groove is used for connecting the spring piece and the roller, so that the roller and the rolling bearing are integrated, and the outer ring of the rolling bearing cannot move out of the inner diameter of the roller;
the spring piece is of a C-shaped structure, and the other side of the rotating bearing is positioned under the action of the spring piece.
Furthermore, in order to enable the locking ring to be tightly attached by the roller wheel and rolled in the gap of the inner ring, the outer diameter of the roller wheel is provided with a profiling structure with the same shape as the mounting position of the locking ring;
the size of the profiling structure is consistent with the size of a gap between the two half inner rings.
The installation method adopting the installation tool comprises the following steps:
(1) placing a lock ring with a set size in a gap between the two half inner rings of the bearing;
(2) fixing the assembled bearing through a jaw of a chuck of a machine tool;
(3) controlling the roller shaft to move along the x axis and the z axis by a numerical control machine tool by taking the position of the fixed bearing as a reference, so that the roller is close to the position of the lock ring, and the profiling structure on the roller of the roller shaft is aligned with the installation position of the lock ring;
(4) starting the machine tool to enable the bearing to rotate along with the chuck of the machine tool, and enabling the roller to rotate around the roller shaft by the rotation of the bearing; along with the rotation of the roller, the lock ring is pressed into the gap of the double-half inner rings by the profiling structure of the roller, so that the lock ring is tightly attached to the double-half inner rings, and the double-half inner rings are integrated.
Further, the size of the lock ring design in the step (1) is matched with the size of the gap between the two half inner rings of the bearing.
The utility model realizes the feeding of the x-axis and the z-axis by controlling the roller shaft through the existing horizontal lathe, so that the roller of the roller shaft is supported on the inner ring through the lock ring; the inner ring and the outer ring are equivalent to a whole; due to the matching of a sealing assembly with larger interference magnitude between the outer ring and the inner ring, the machine tool chuck drives the bearing outer ring to rotate, and the inner ring rotates along with the outer ring; the inner ring rotates to drive the roller on the roller shaft to rotate, so that the lock ring is rolled in the gap between the two inner rings by the upper shape structure of the roller.
By adopting the integrated structure of the installation tool, the installation of the lock ring does not need to be carried out by means of external auxiliary components, the rolling press mounting is realized through the self structure, and the installation is more ingenious and convenient.
Drawings
Fig. 1 is the utility model discloses a bearing lock circle installation frock structure sketch map.
Fig. 2 is the structure diagram of the installation tool before being rolled by the installation part (lock ring).
Fig. 3 is the structure diagram of the installation tool after being rolled by the installation part (lock ring).
Fig. 4 is a conventional lock ring structure.
Fig. 5 is a side view of fig. 4.
Fig. 6 is an assembly structure view of a conventional lock ring in a double-half inner ring double-row cylindrical roller bearing.
In the figure, 1, a machine tool chuck, 2, a machine tool rest, 3, a roller shaft, 4, a roller, 5, a bearing, 6, a shaft ring, 7, a shaft rod, 8, a rotating bearing, 9, a profiling structure, 10 and a spring piece.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.
The bearing lock ring installation tool shown in fig. 1 comprises: the machine tool comprises a machine tool chuck 1, a machine tool rest 2, a roller shaft 3, a roller 4 and a bearing 5; the tail end of the roller shaft 3 is connected to a tool rest 2 of the machine tool, the top end of the roller shaft 3 is connected with a roller 4 in a rolling manner, and a bearing 5 is arranged in the direction of the top end of the roller shaft 3 and fixed through a chuck 2 of the machine tool;
furthermore, the roller shaft 3 extends into the bearing 5 from the end face direction of one end, so that the roller 4 on the roller shaft 3 is positioned inside the bearing 5; the machine tool chuck 1 is clamped and fixed in the end face direction of the other end of the bearing 5 through a clamping jaw of the chuck 1;
further, the bearing 5 is a double-row cylindrical roller bearing with a double-half inner ring structure, the inner diameter surfaces of the double-half inner rings close to the joint are respectively provided with a gap, and the two gaps and the area between the two gaps are the installation positions of the locking ring;
further, the machine tool chuck 1 is a three-jaw chuck, jaws of the chuck 1 are in contact with the outer diameter and the end face of the outer ring of the bearing 5, and the bearing 5 is fixed;
further, the tail end of the roller shaft 3 is inserted into a machine tool rest 2 and is screwed, and the machine tool rest 2 is arranged on a machine tool;
the machine tool is a horizontal machine tool, and the model is CK7530 or CK 7525;
a shaft collar 6 is arranged at the top end of the roller shaft 3, a rotating bearing 8 is arranged on the outer diameter of a shaft lever 7 of the roller shaft 6 close to the inner side of the shaft collar 6, and a roller 4 is arranged outside the rotating bearing 8; the rotating bearing 8 is two single-row bearings, the inner diameter of the inner ring of the rotating bearing 8 is matched with the shaft rod 7, one end face of the inner ring is positioned through a shaft shoulder, and the other end face of the inner ring is positioned through the inner side face of the shaft collar 6; the end surface of the outer ring of the rotating bearing 8 close to one side of the shaft collar 6 is connected with the inner diameter of the roller 4 through a spring piece 10, and the other end surface of the outer ring of the rotating bearing 8 is abutted against the inner side wall of the roller 4;
furthermore, a clamping groove matched with the width of the spring piece 10 is formed in the inner diameter of the roller 4 at the position corresponding to the spring piece 10 and used for connecting the spring piece 10 with the roller 4, so that the roller 4 and the rotating bearing 8 are integrated, and the outer ring of the rotating bearing 8 cannot move out of the inner diameter of the roller 4;
further, in order to enable the locking ring to be tightly attached by the roller 4 and rolled in the gap of the inner ring, the outer diameter of the roller 4 is provided with a profiling structure 9 with the same shape as the mounting position of the locking ring;
the size of the profile modeling structure 9 is consistent with the size of the gap between the two half inner rings.
It should be noted that, in the existing machine tool, a tool rest is actually provided on the machine tool, and the tool rest is provided with a tool bar, but the tool is replaced by the tool bar through the roller shaft 3, so that the roller shaft 3 and the tool rest are connected together.
The installation method adopting the installation tool comprises the following steps:
(1) placing a lock ring with a set size in a gap between the two half inner rings of the bearing 5;
(2) fixing the assembled bearing 5 through a jaw of the machine tool chuck 1;
(3) controlling the roller shaft 3 to move along the x axis and the z axis by a numerical control machine tool by taking the position of the fixed bearing 5 as a reference, and enabling the roller 4 to approach to the position of the lock ring, so that the profiling structure 9 on the roller 4 of the roller shaft 3 is aligned with the installation position of the lock ring;
(4) starting the machine tool to enable the bearing 5 to rotate along with the lathe chuck 1, and enabling the roller 4 to rotate around the roller shaft 3 through the rotation of the bearing 5; along with the rotation of the roller 4, the lock ring is pressed into the gap of the double-half inner ring by the profiling structure 9 of the roller 4, so that the lock ring is tightly attached to the double-half inner ring, and the double-half inner ring is integrated.
After the tool is used for installing the novel lock ring, the structure of the lock ring of the utility model is shown in figures 2 and 3; the lock ring is tightly attached to the double inner rings of the bearing, so that the phenomenon of collision and interference between the lock ring and the shaft can be avoided.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Claims (5)
1. Bearing lock collar installation frock, its characterized in that includes: the machine tool comprises a machine tool chuck, a machine tool rest, a roller shaft, a roller and a bearing; the tail end of the roller shaft is connected to a tool rest of the machine tool, the top end of the roller shaft is connected with a roller in a rolling manner, and the bearing is arranged in the direction of the top end of the roller shaft and fixed through a chuck of the machine tool; the bearing is a double-row cylindrical roller bearing with a double-half inner ring structure, the inner diameter surfaces of the double-half inner rings close to the joint are respectively provided with a gap, and the two gaps and the area between the two gaps are the installation positions of the locking ring; the outer diameter of the roller is provided with a profiling structure with the same shape as the installation position of the lock ring.
2. The bearing lock ring installation tool of claim 1, characterized in that: the roller shaft extends into the bearing from the end face direction of one end of the bearing, so that the roller on the roller shaft is positioned in the bearing; the machine tool chuck is clamped and fixed in the end face direction of the other end of the bearing through a clamping jaw of the chuck.
3. The bearing lock ring installation tool of claim 2, wherein: the machine tool chuck is a three-jaw chuck, and jaws of the chuck are in contact with the outer diameter and the end face of the bearing outer ring.
4. The bearing lock ring installation tool of claim 1, characterized in that: the tail end of the roller shaft is inserted into a machine tool knife rest and screwed down, and the machine tool knife rest is arranged on a machine tool.
5. The bearing lock ring installation tool of claim 1, characterized in that: the size of the profiling structure is consistent with the size of a gap between two half inner rings of the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221293096.1U CN217421909U (en) | 2022-05-27 | 2022-05-27 | Bearing lock ring installation tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221293096.1U CN217421909U (en) | 2022-05-27 | 2022-05-27 | Bearing lock ring installation tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217421909U true CN217421909U (en) | 2022-09-13 |
Family
ID=83190931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221293096.1U Active CN217421909U (en) | 2022-05-27 | 2022-05-27 | Bearing lock ring installation tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217421909U (en) |
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2022
- 2022-05-27 CN CN202221293096.1U patent/CN217421909U/en active Active
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