CN213918048U - Deep groove ball bearing assembling tool - Google Patents
Deep groove ball bearing assembling tool Download PDFInfo
- Publication number
- CN213918048U CN213918048U CN202022937424.4U CN202022937424U CN213918048U CN 213918048 U CN213918048 U CN 213918048U CN 202022937424 U CN202022937424 U CN 202022937424U CN 213918048 U CN213918048 U CN 213918048U
- Authority
- CN
- China
- Prior art keywords
- shaft sleeve
- bearing
- ring
- sleeve
- inner shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Abstract
The utility model relates to a deep groove ball bearing erecting tool, including outer axle sleeve to and be located outer axle sleeve and with outer axle sleeve threaded connection's inner shaft sleeve, the terminal surface top of inner shaft sleeve is on the terminal surface of bearing inner circle, and the terminal surface top of outer axle sleeve is on the terminal surface of bearing inner race. The utility model can prevent the phenomenon that the rolling body, the shaft or the pump shell hole is damaged due to the uneven stress of the inner ring and the outer ring of the bearing through the arrangement of the inner shaft sleeve and the outer shaft sleeve; through the arrangement that the outer diameter of the inner shaft sleeve is smaller than the inner diameter of the outer shaft sleeve, a gap is formed between the outer shaft sleeve and the inner shaft sleeve, so that the weight of the assembling tool of the preferred scheme is reduced, and the subsequent operation arrangement is facilitated; the convex blocks are arranged in a closed mode along the circumferential direction of the inner ring of the outer shaft sleeve, so that the contact area between the first threads and the second threads is increased, and the axial fastening force of the outer shaft sleeve and the axial fastening force of the inner shaft sleeve are enabled to be increased; the width of the outer shaft sleeve and the width of the inner shaft sleeve are limited, so that the weight of the assembling tool of the preferred scheme is further reduced, and the subsequent operation is facilitated.
Description
Technical Field
The invention belongs to the technical field of equipment maintenance of metallurgical enterprises, and particularly relates to a deep groove ball bearing assembling tool.
Background
More centrifugal water pumps and oil pumps are used in production and operation of metallurgical enterprises. The rotors of the centrifugal water pump and the oil pump are driven by the deep groove ball bearings, and the deep groove ball bearings are short in service life due to poor lubrication, abrasion, poor assembly quality and the like. Particularly, in the process of assembling the bearing, the inner ring and the shaft of the deep groove ball bearing or the outer ring and the pump shell are often assembled in place, and the situation is usually eliminated by adopting an impact method. Copper bars or soft iron are placed on an inner ring, an outer ring and an inner ring and an outer ring of the bearing, and the copper bars are symmetrically knocked by a hammer to enable the bearing to be uniformly assembled in place, but the following problems exist during assembly: 1. the bearing inner ring or the bearing outer ring is stressed unevenly, and the shaft or the pump shell hole is easy to damage. 2. The bearing inner ring and the bearing outer ring are not stressed synchronously during synchronous assembly, so that the bearing rolling body is stressed by axial force, and the rolling body is damaged. The above problems in the assembly of the bearing have a great influence on the service life thereof.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide a deep groove ball bearing erecting tool, this erecting tool both can accomplish the installation of bearing inner race atress, again can outer lane atress or interior outer lane atress installation simultaneously. The assembling tool can prevent the phenomenon that the stress of the inner ring and the outer ring of the bearing is uneven, so that the rolling body, the shaft or the pump shell hole is damaged.
The utility model discloses a following technical scheme realizes, a deep groove ball bearing erecting tool, including outer axle sleeve to and be located outer axle sleeve and with outer axle sleeve threaded connection's inner shaft sleeve, the terminal surface top of inner shaft sleeve is on the terminal surface of bearing inner circle, and the terminal surface top of outer axle sleeve is on the terminal surface of bearing outer lane.
When the utility model is used, when the bearing inner ring is tight, namely when the bearing inner ring is assembled under stress, the inner shaft sleeve and the outer shaft sleeve are rotated to laminate the end surface of the inner shaft sleeve and the end surface of the bearing inner ring, the end surface of the inner shaft sleeve or the end surface of the outer shaft sleeve, which is far away from the bearing, is knocked by the copper bar, and the bearing inner ring can be assembled in place under uniform stress;
when the bearing outer ring is tight, namely when the bearing outer ring is simultaneously stressed and assembled, the inner shaft sleeve and the outer shaft sleeve are rotated, the end face of the outer shaft sleeve is attached to the end face of the bearing outer ring, the end face of the inner shaft sleeve or the end face of the outer shaft sleeve, which is far away from the bearing, is knocked by a copper bar, and the bearing outer ring is uniformly stressed and assembled in place;
when the inner ring and the outer ring of the bearing are tight, namely the inner ring and the outer ring of the bearing are simultaneously stressed and assembled, the outer shaft sleeve and the inner shaft sleeve are adjusted through the threads of the thin wires, the inner shaft sleeve is attached to the inner ring of the bearing, the outer shaft sleeve is attached to the outer ring of the bearing, the end face of the inner shaft sleeve or the end face of the outer shaft sleeve, far away from the bearing, is knocked by the copper rod, and the inner ring and the outer ring of the bearing are simultaneously stressed uniformly and assembled in place.
Preferably, the outer diameter of the inner shaft sleeve is smaller than the inner diameter of the outer shaft sleeve, the inner shaft sleeve is provided with a thread section, the outer circumferential surface of the thread section is provided with first threads, the outer shaft sleeve is fixedly connected with a lug which extends towards the inner shaft sleeve and is arranged corresponding to the thread section, and the end face, far away from the outer shaft sleeve, of the lug is provided with second threads matched with the first threads.
This preferred scheme is less than the setting of outer axle sleeve internal diameter through interior axle sleeve external diameter, makes to have the space between outer axle sleeve and the interior axle sleeve, alleviates the weight that makes this preferred scheme's erecting tool, is favorable to follow-up operation.
Preferably, the lug is closed along the circumferential direction of the inner ring of the outer sleeve. The contact area between first screw thread and the second screw thread is improved in the setting of this preferred scheme, makes outer axle sleeve and interior axle sleeve axial fastening power.
Preferably, the plurality of thread sections are arranged axially along the inner sleeve. The setting of this preferred scheme can be according to the site work condition, and the quantity of outer axle sleeve and interior axle sleeve is collocation at will, satisfies the on-the-spot production demand.
Preferably, the inner diameter of the inner shaft sleeve is larger than the inner diameter of the bearing inner ring, and the outer diameter of the inner shaft sleeve is smaller than the outer diameter of the bearing inner ring; the inner diameter of the outer shaft sleeve is larger than that of the bearing outer ring, and the outer diameter of the outer shaft sleeve is smaller than that of the bearing inner ring. The limitation of this preferred scheme to outer axle sleeve and interior axle sleeve width further lightens the weight that makes the assembly tool of this preferred scheme, is favorable to follow-up operation.
The utility model has the advantages that: through the arrangement of the inner shaft sleeve and the outer shaft sleeve, the bearing can be installed under stress of the inner ring of the bearing, and can also be installed under stress of the outer ring or under stress of the inner ring and the outer ring simultaneously, and the phenomenon that the rolling body, the shaft or a pump shell hole is damaged due to uneven stress of the inner ring and the outer ring of the bearing can be prevented; through the arrangement that the outer diameter of the inner shaft sleeve is smaller than the inner diameter of the outer shaft sleeve, a gap is formed between the outer shaft sleeve and the inner shaft sleeve, so that the weight of the assembling tool of the preferred scheme is reduced, and the subsequent operation arrangement is facilitated; the convex blocks are arranged in a closed mode along the circumferential direction of the inner ring of the outer shaft sleeve, so that the contact area between the first threads and the second threads is increased, and the axial fastening force of the outer shaft sleeve and the axial fastening force of the inner shaft sleeve are enabled to be increased; the width of the outer shaft sleeve and the width of the inner shaft sleeve are limited, so that the weight of the assembling tool of the preferred scheme is further reduced, and the subsequent operation is facilitated.
Drawings
FIG. 1 is a schematic sectional view of a part of the structure of the present invention;
shown in the figure:
1. inner shaft sleeve, 2, outer shaft sleeve, 3, lug.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to the attached figure 1, the utility model relates to a deep groove ball bearing assembling tool, its characterized in that: including outer axle sleeve to and be located the interior axle sleeve of outer axle sleeve, the external diameter of interior axle sleeve is less than the internal diameter of outer axle sleeve, is equipped with a plurality of screw thread sections of arranging along interior axle sleeve axial on the interior axle sleeve, be equipped with the first screw thread of circumference closed on the outer periphery of screw thread section, rigid coupling in the outer axle sleeve extends to interior axle sleeve and corresponds the lug that sets up with the screw thread section, and the lug is closed along outer axle sleeve inner circle circumference, be equipped with on the interior circumferential surface of lug with first screw-thread fit's second screw thread.
The inner diameter of the inner shaft sleeve is larger than the inner diameter of the bearing inner ring, and the outer diameter of the inner shaft sleeve is smaller than the outer diameter of the bearing inner ring; the inner diameter of the outer shaft sleeve is larger than the inner diameter of the bearing outer ring, the outer diameter of the outer shaft sleeve is smaller than the outer diameter of the bearing inner ring, namely, the end face of the inner shaft sleeve is abutted against the end face of the bearing inner ring, and the end face of the outer shaft sleeve is abutted against the end face of the bearing outer ring.
When the utility model is used, when the bearing inner ring is tight, namely when the bearing inner ring is assembled under stress, the inner shaft sleeve and the outer shaft sleeve are rotated to laminate the end surface of the inner shaft sleeve and the end surface of the bearing inner ring, the end surface of the inner shaft sleeve or the end surface of the outer shaft sleeve, which is far away from the bearing, is knocked by the copper bar, and the bearing inner ring can be assembled in place under uniform stress;
when the bearing outer ring is tight, namely when the bearing outer ring is simultaneously stressed and assembled, the inner shaft sleeve and the outer shaft sleeve are rotated, the end face of the outer shaft sleeve is attached to the end face of the bearing outer ring, the end face of the inner shaft sleeve or the end face of the outer shaft sleeve, which is far away from the bearing, is knocked by a copper bar, and the bearing outer ring is uniformly stressed and assembled in place;
when the inner ring and the outer ring of the bearing are tight, namely the inner ring and the outer ring of the bearing are simultaneously stressed and assembled, the outer shaft sleeve and the inner shaft sleeve are adjusted through the threads of the thin wires, the inner shaft sleeve is attached to the inner ring of the bearing, the outer shaft sleeve is attached to the outer ring of the bearing, the end face of the inner shaft sleeve or the end face of the outer shaft sleeve, far away from the bearing, is knocked by the copper rod, and the inner ring and the outer ring of the bearing are simultaneously stressed uniformly and assembled in place.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (5)
1. The utility model provides a deep groove ball bearing erecting tool which characterized in that: the bearing inner ring and the bearing outer ring are connected in a threaded mode, and the end face of the outer shaft sleeve is connected with the end face of the bearing inner ring.
2. The deep groove ball bearing assembly tool of claim 1, wherein: the outer diameter of the inner shaft sleeve is smaller than the inner diameter of the outer shaft sleeve, the inner shaft sleeve is provided with a thread section, first threads are arranged on the outer circumferential surface of the thread section, a convex block which extends towards the inner shaft sleeve and is arranged corresponding to the thread section is fixedly connected in the outer shaft sleeve, and second threads matched with the first threads are arranged on the end face, far away from the outer shaft sleeve, of the convex block.
3. The deep groove ball bearing assembly tool of claim 2, wherein: the convex block is closed along the circumferential direction of the inner ring of the outer shaft sleeve.
4. The deep groove ball bearing assembly tool of claim 2, wherein: the plurality of thread sections are axially arranged along the inner shaft sleeve.
5. The deep groove ball bearing assembly tool of claim 2, wherein: the inner diameter of the inner shaft sleeve is larger than the inner diameter of the bearing inner ring, and the outer diameter of the inner shaft sleeve is smaller than the outer diameter of the bearing inner ring; the inner diameter of the outer shaft sleeve is larger than that of the bearing outer ring, and the outer diameter of the outer shaft sleeve is smaller than that of the bearing inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937424.4U CN213918048U (en) | 2020-12-10 | 2020-12-10 | Deep groove ball bearing assembling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937424.4U CN213918048U (en) | 2020-12-10 | 2020-12-10 | Deep groove ball bearing assembling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213918048U true CN213918048U (en) | 2021-08-10 |
Family
ID=77149774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022937424.4U Expired - Fee Related CN213918048U (en) | 2020-12-10 | 2020-12-10 | Deep groove ball bearing assembling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213918048U (en) |
-
2020
- 2020-12-10 CN CN202022937424.4U patent/CN213918048U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |