CN213923763U - Bearing tensioning frock - Google Patents
Bearing tensioning frock Download PDFInfo
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- CN213923763U CN213923763U CN202022262592.8U CN202022262592U CN213923763U CN 213923763 U CN213923763 U CN 213923763U CN 202022262592 U CN202022262592 U CN 202022262592U CN 213923763 U CN213923763 U CN 213923763U
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- bearing
- wall
- expansion
- expansion ring
- inclined plane
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Abstract
The utility model discloses a bearing tensioning frock, including gallows, lug and bearing, gallows middle part screw thread is pegged graft and is had fixing bolt, fixing bolt one end activity is pegged graft and is had the expansion dish, expansion dish outer wall activity cover is equipped with the expansion ring, the gallows is L type structure, and L type gallows can conveniently be fixed the lug, the fixed inclined plane of having seted up No. one of expansion ring inner wall, the fixed inclined plane of having seted up No. two of expansion dish outer wall, an inclined plane and No. two inclined planes mutually support, the activity of gallows top is pegged graft and is had the lug. The utility model discloses a swivel nut mutually supports through nut and fixing bolt, can strain the inflation dish, and the inclined plane No. two of inflation dish outer wall extrudees an inclined plane of expansion ring inner wall to can make the expansion ring take place deformation, the expansion ring is after taking place the inflation, and the extrusion force of multiplicable expansion ring and bearing inner wall will realize the quick fixed to the bearing, and is stable higher to the installation of bearing.
Description
Technical Field
The utility model relates to a bearing tensioning technical field specifically is a bearing tensioning frock.
Background
The Bearing (Bearing) is an important part in the modern mechanical equipment. The main function of the device is to support the mechanical rotator, reduce the friction coefficient in the movement process and ensure the rotation precision; the bearings can be classified into rolling bearings and sliding bearings according to the frictional properties of the moving elements. Rolling bearings are standardized and serialized, but compared with sliding bearings, the rolling bearings have larger radial size, vibration and noise and higher price; the rolling bearing generally comprises an outer ring, an inner ring, a rolling body and a retainer. Rolling bearings are classified into ball bearings and roller bearings according to the shape of the rolling elements.
However, the conventional bearing fixing device has the following disadvantages:
the existing bearing fixing device is inconvenient to fix the bearing quickly in the using process, the stability of the bearing installation is poor, and the use is very inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bearing tensioning frock to in solving above-mentioned background art, current bearing fixing device carries out quick fixed to the bearing inconvenient in the use, and relatively poor to the stability of bearing installation, uses unusual inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a bearing tensioning tool comprises a hanger, a lifting lug and a bearing, wherein a fixing bolt is inserted into the middle of the hanger through a thread, an expansion disc is movably inserted into one end of the fixing bolt, an expansion ring is movably sleeved on the outer wall of the expansion disc, the hanger can be quickly installed and fixed through the lifting lug, the expansion ring is firstly placed in an inner cavity of the bearing, one end of the fixing bolt penetrates through the expansion disc, one end of the fixing bolt penetrates through the inner cavity of the expansion ring to enable the expansion disc to be located in the inner cavity of the expansion ring, the fixing bolt penetrates through the hanger and is connected with a nut through a surface thread, the nut and the fixing bolt are mutually matched through a rotating nut to strain the expansion disc, a first inclined plane of the inner wall of the expansion ring is extruded by a second inclined plane of the outer wall of the expansion disc, so that the expansion ring can be deformed, and extrusion force between the expansion ring and the inner wall of the bearing can be increased after the expansion ring expands, will realize the quick fixed to the bearing, and it is stable higher to the installation of bearing.
Preferably, the hanger is of an L-shaped structure, and the lifting lugs can be conveniently fixed by the L-shaped hanger.
Preferably, the inner wall of the expansion ring is fixedly provided with a first inclined plane, the outer wall of the expansion disc is fixedly provided with a second inclined plane, and when the expansion disc is tensioned, the inner wall of the first inclined plane is extruded through the second inclined plane, so that the expansion ring can deform.
Preferably, the first inclined plane and the second inclined plane are matched with each other, and the inner wall of the first inclined plane is extruded through the second inclined plane, so that the expansion ring can deform.
Preferably, the lifting lug is movably inserted at the top of the lifting frame and can be used for quickly installing and fixing the lifting frame.
Preferably, the outer wall of the expansion ring is fixedly sleeved with a bearing.
The utility model provides a bearing tensioning frock possesses following beneficial effect:
(1) the utility model discloses a swivel nut mutually supports through nut and fixing bolt, can strain the inflation dish, and the inclined plane No. two of inflation dish outer wall extrudees an inclined plane of inflation ring inner wall to can make the inflation ring take place deformation, the inflation ring is after taking place the inflation, and the extrusion force of multiplicable inflation ring and bearing inner wall will realize the quick fixed to the bearing, and is stable higher to the installation of bearing.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
FIG. 3 is a schematic sectional view of the expansion ring and the expansion disc of the present invention;
fig. 4 is a structural schematic diagram of the expansion ring and the first inclined plane of the present invention.
In the figure: 1. a hanger; 101. lifting lugs; 102. a bearing; 2. an expansion ring; 201. a first inclined plane; 3. An expansion disc; 301. a second inclined plane; 4. and (5) fixing the bolt.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example one
As shown in fig. 1-4, the utility model provides a technical scheme: a bearing tensioning tool comprises a hanger 1, a lifting lug 101 and a bearing 102, wherein a fixing bolt 4 is inserted in the middle of the hanger 1 through a thread, an expansion disc 3 is inserted in one end of the fixing bolt 4 in a movable manner, an expansion ring 2 is sleeved on the outer wall of the expansion disc 3 in a movable manner, the hanger 1 can be quickly installed and fixed through the lifting lug 101, firstly, the expansion ring 2 is placed in an inner cavity of the bearing 102, one end of the fixing bolt 4 penetrates through the expansion disc 3, one end of the fixing bolt 4 penetrates through the inner cavity of the expansion ring 2 to enable the expansion disc 3 to be located in the inner cavity of the expansion ring 2, the fixing bolt 4 penetrates through the hanger 1 and is connected with a nut through a surface thread, the expansion disc 3 can be tensioned through mutual matching of the nut and the fixing bolt 4, a No. two inclined plane 301 on the outer wall of the expansion disc 3 extrudes a No. one inclined plane 201 on the, after the expansion ring 2 expands, the extrusion force between the expansion ring 2 and the inner wall of the bearing 102 can be increased, so that the bearing 102 can be quickly fixed, and the bearing 102 is stably and highly mounted.
The hanger 1 is an L-shaped structure, and the L-shaped hanger 1 can conveniently fix the lifting lug 101.
The inner wall of the expansion ring 2 is fixedly provided with a first inclined surface 201, the outer wall of the expansion disc 3 is fixedly provided with a second inclined surface 301, and when the expansion disc 3 is tensioned, the inner wall of the first inclined surface 201 is extruded through the second inclined surface 301, so that the expansion ring 2 is deformed.
No. one inclined plane 201 and No. two inclined planes 301 mutually support, extrude No. one inclined plane 201 inner wall through No. two inclined planes 301, can make expansion ring 2 take place to deform.
The bearing 102 is fixedly sleeved on the outer wall of the expansion ring 2.
Example two
As shown in fig. 1-4, the utility model provides a technical scheme: a bearing tensioning tool comprises a hanger 1, a lifting lug 101 and a bearing 102, wherein a fixing bolt 4 is inserted in the middle of the hanger 1 through a thread, an expansion disc 3 is inserted in one end of the fixing bolt 4 in a movable manner, an expansion ring 2 is sleeved on the outer wall of the expansion disc 3 in a movable manner, the hanger 1 can be quickly installed and fixed through the lifting lug 101, firstly, the expansion ring 2 is placed in an inner cavity of the bearing 102, one end of the fixing bolt 4 penetrates through the expansion disc 3, one end of the fixing bolt 4 penetrates through the inner cavity of the expansion ring 2 to enable the expansion disc 3 to be located in the inner cavity of the expansion ring 2, the fixing bolt 4 penetrates through the hanger 1 and is connected with a nut through a surface thread, the expansion disc 3 can be tensioned through mutual matching of the nut and the fixing bolt 4, a No. two inclined plane 301 on the outer wall of the expansion disc 3 extrudes a No. one inclined plane 201 on the inner wall of the expansion ring 2, so that the expansion ring 2 can be deformed, after the expansion ring 2 expands, the extrusion force between the expansion ring 2 and the inner wall of the bearing 102 can be increased, so that the bearing 102 can be quickly fixed, and the bearing 102 is stably and highly mounted.
The hanger 1 is an L-shaped structure, and the L-shaped hanger 1 can conveniently fix the lifting lug 101.
The inner wall of the expansion ring 2 is fixedly provided with a first inclined surface 201, the outer wall of the expansion disc 3 is fixedly provided with a second inclined surface 301, and when the expansion disc 3 is tensioned, the inner wall of the first inclined surface 201 is extruded through the second inclined surface 301, so that the expansion ring 2 is deformed.
No. one inclined plane 201 and No. two inclined planes 301 mutually support, extrude No. one inclined plane 201 inner wall through No. two inclined planes 301, can make expansion ring 2 take place to deform.
The bearing 102 is fixedly sleeved on the outer wall of the expansion ring 2.
EXAMPLE III
As shown in fig. 1-4, the utility model provides a technical scheme: a bearing tensioning tool comprises a hanger 1, a lifting lug 101 and a bearing 102, wherein a fixing bolt 4 is inserted in the middle of the hanger 1 through a thread, an expansion disc 3 is inserted in one end of the fixing bolt 4 in a movable manner, an expansion ring 2 is sleeved on the outer wall of the expansion disc 3 in a movable manner, the hanger 1 can be quickly installed and fixed through the lifting lug 101, firstly, the expansion ring 2 is placed in an inner cavity of the bearing 102, one end of the fixing bolt 4 penetrates through the expansion disc 3, one end of the fixing bolt 4 penetrates through the inner cavity of the expansion ring 2 to enable the expansion disc 3 to be located in the inner cavity of the expansion ring 2, the fixing bolt 4 penetrates through the hanger 1 and is connected with a nut through a surface thread, the expansion disc 3 can be tensioned through mutual matching of the nut and the fixing bolt 4, a No. two inclined plane 301 on the outer wall of the expansion disc 3 extrudes a No. one inclined plane 201 on the inner wall of the expansion ring 2, so that the expansion ring 2 can be deformed, after the expansion ring 2 expands, the extrusion force between the expansion ring 2 and the inner wall of the bearing 102 can be increased, so that the bearing 102 can be quickly fixed, and the bearing 102 is stably and highly mounted.
The hanger 1 is an L-shaped structure, and the L-shaped hanger 1 can conveniently fix the lifting lug 101.
The inner wall of the expansion ring 2 is fixedly provided with a first inclined surface 201, the outer wall of the expansion disc 3 is fixedly provided with a second inclined surface 301, and when the expansion disc 3 is tensioned, the inner wall of the first inclined surface 201 is extruded through the second inclined surface 301, so that the expansion ring 2 is deformed.
No. one inclined plane 201 and No. two inclined planes 301 mutually support, extrude No. one inclined plane 201 inner wall through No. two inclined planes 301, can make expansion ring 2 take place to deform.
The bearing 102 is fixedly sleeved on the outer wall of the expansion ring 2.
It should be noted that, in the bearing tensioning tool, when in work, the hanger 1 can be quickly installed and fixed by the lifting lug 101, firstly, the expansion ring 2 is placed in the inner cavity of the bearing 102, one end of the fixing bolt 4 penetrates through the expansion disc 3, one end of a fixing bolt 4 penetrates through the inner cavity of the expansion ring 2, so that the expansion disc 3 is positioned in the inner cavity of the expansion ring 2, the fixing bolt 4 penetrates through the hanger 1, and is connected with the nut through the surface thread, and is matched with the fixing bolt 4 through the nut and the fixing bolt by rotating the nut, the expansion disc 3 can be tensioned, the second inclined plane 301 of the outer wall of the expansion disc 3 extrudes the first inclined plane 201 of the inner wall of the expansion ring 2, therefore, the expansion ring 2 can deform, after the expansion ring 2 expands, the extrusion force between the expansion ring 2 and the inner wall of the bearing 102 can be increased, the bearing 102 can be quickly fixed, and the bearing 102 is stably and highly mounted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bearing tensioning frock, includes gallows (1), lug (101) and bearing (102), its characterized in that: the middle part of the hanger (1) is in threaded insertion connection with a fixing bolt (4), one end of the fixing bolt (4) is movably inserted with an expansion disc (3), and the outer wall of the expansion disc (3) is movably sleeved with an expansion ring (2).
2. The bearing tensioning tool of claim 1, wherein: the hanger (1) is of an L-shaped structure.
3. The bearing tensioning tool of claim 1, wherein: the inner wall of the expansion ring (2) is fixedly provided with a first inclined plane (201), and the outer wall of the expansion disc (3) is fixedly provided with a second inclined plane (301).
4. The bearing tensioning tool of claim 3, wherein: the first inclined plane (201) and the second inclined plane (301) are matched with each other.
5. The bearing tensioning tool of claim 1, wherein: the top of the hanger (1) is movably inserted with a lifting lug (101).
6. The bearing tensioning tool of claim 1, wherein: and a bearing (102) is fixedly sleeved on the outer wall of the expansion ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022262592.8U CN213923763U (en) | 2020-10-13 | 2020-10-13 | Bearing tensioning frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022262592.8U CN213923763U (en) | 2020-10-13 | 2020-10-13 | Bearing tensioning frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213923763U true CN213923763U (en) | 2021-08-10 |
Family
ID=77163235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022262592.8U Active CN213923763U (en) | 2020-10-13 | 2020-10-13 | Bearing tensioning frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213923763U (en) |
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2020
- 2020-10-13 CN CN202022262592.8U patent/CN213923763U/en active Active
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