CN106351966A - Novel bearing supporting device for boring machine - Google Patents
Novel bearing supporting device for boring machine Download PDFInfo
- Publication number
- CN106351966A CN106351966A CN201610883172.7A CN201610883172A CN106351966A CN 106351966 A CN106351966 A CN 106351966A CN 201610883172 A CN201610883172 A CN 201610883172A CN 106351966 A CN106351966 A CN 106351966A
- Authority
- CN
- China
- Prior art keywords
- shore
- inner sleeve
- bearing
- shoring
- top expanding
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with ball or roller bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
- F16C35/073—Fixing them on the shaft or housing with interposition of an element between shaft and inner race ring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a novel bearing supporting device for a boring machine. The novel bearing supporting device comprises a main shaft as well as a top expanding sleeve, a bearing and a top expanding casing which sequentially sleeve the main shaft; the top expanding sleeve comprises a top expanding inner sleeve and a top expanding outer sleeve sleeving the top expanding inner sleeve; the top expanding inner sleeve has taper; the inner side of the top expanding outer sleeve is matched with the conical surface of the outer side of the top expanding inner sleeve; in addition, one end of the top expanding outer sleeve is fixedly connected with the top expanding inner sleeve through bolts; an inner ring of the bearing is fixedly connected with the top expanding outer sleeve; an outer ring of the bearing is fixedly connected with the top expanding casing; besides, a top expanding handle cap is arranged at one end of the inner ring of the bearing; a top expanding neck ring is arranged between the top expanding handle cap and the inner ring of the bearing; the top expanding handle cap and the top expanding neck ring are fixedly connected with the inner ring of the bearing by bolts; a top expanding cover plate is fixedly connected to one end of the top expanding casing by bolts. The novel bearing supporting device disclosed by the invention has the beneficial effects that the damage to the main shaft is avoided; the novel bearing supporting device has the advantages of high precision, high bearing capacity, long service life, low working noises and the like.
Description
Technical field
The present invention relates to Boring machine processing technical field, the novel bearing support meanss of more particularly, to a kind of boring row.
Background technology
Rudderpost system boring process equipment is mainly used for the cylinders such as boring rudder stock, rudder pintle hole, central siphon hole or conical bore and end
A kind of precision special equipment in face.Because current shipyard adopts keyless, oil pressure expanding formula in rudder, installing of propeller more
Installation method, so the processing technique requirement of device to hole is very high.This not only needs the performance accuracy of staff, simultaneously the property of boring row
Can be also particularly significant with machining accuracy.
At present, as Fig. 1, the bearing support mode of traditional boring row is that copper Buss supports, and it shores inner sleeve using copper Buss
21, and using shoring inner sleeve 21 and by the way of main shaft 1 relatively rotates, this kind of mode easily causes shores inner sleeve 21 and main shaft 1
Damage, meanwhile, shore and between inner sleeve 21 and main shaft 1, there is gap, precision is relatively low, and, shore inner sleeve 21 abrasion and also need to weight
New bore hole cooperation, waste of manpower, inefficiency.
Content of the invention
For solving the above problems, the invention discloses a kind of novel bearing support meanss of boring row, do not damage main shaft, simultaneously
Improve precision, increased bearing capacity and life-span length, also reduce operating noise.
In order to reach object above, the present invention following technical scheme of offer:
A kind of novel bearing support meanss of boring row it is characterised in that: include main shaft and be sequentially sleeved at from inside to outside outside main shaft
Shore set, bearing and shore shell, described set of shoring includes shoring inner sleeve and be set in the overcoat of shoring shoring outside inner sleeve, institute
State that to shore inner sleeve band tapered, described shore inside overcoat with shore the conical surface outside inner sleeve and be adapted, and shore one end of overcoat
Be fixedly connected with shoring inner sleeve by bolt, described bearing inner race with shore overcoat and be fixedly connected, bearing outer ring with shore shell
Be fixedly connected, and one end of bearing inner race be provided with and shore cap, described shore to be provided between cap and bearing inner race shore neck ring,
And cap will be shored by bolt be fixedly connected with bearing inner race with shoring neck ring, described shell one end of shoring is bolted
It is connected with and shore cover plate.
Further, the described taper shoring inner sleeve is 1:15.
Further, described inner sleeve of shoring is resilient sleeve.
Further, described shoring is evenly equipped with four road elasticity ditches in inner sleeve circumferential direction, and adjacent two elastic ditches are handed over up and down
Mistake is arranged on shores inner sleeve two ends.
Further, described bearing is double-row conical bearing.
Further, described shoring is respectively equipped with a dust ring between set two ends and main shaft.
Further, described shore shell and shore cover plate and shore outer inner room and be respectively equipped with a dust ring.
Further, described bolt is hexagon socket head cap screw.
Compared with prior art, the beneficial effects of the present invention is: employ main shaft and to shore inner sleeve locked very close to each other,
By way of bearing rotates, main shaft will not be damaged, there is high precision, bearing capacity is strong, long service life, operating noise are little etc.
Advantage；Meanwhile, not there is a problem of that copper Buss shores inner sleeve abrasion, decrease artificial waste, improve work efficiency, and this boring
The novel bearing support meanss of row improve after each duration process, need Maintenance and Repair, grinding copper Buss to shore inner sleeve
Situation it can be ensured that shipyard conventional using 3 or five years in non-maintaining.
Brief description
Fig. 1 is the structural representation that traditional copper Buss supports.
Fig. 2 is a kind of structural representation of the novel bearing support meanss of boring row of the present invention.
Fig. 3 shores inner sleeve side view for a kind of novel bearing support meanss of boring row of the present invention.
Fig. 4 shores inner sleeve top view for a kind of novel bearing support meanss of boring row of the present invention.
Fig. 5 is a kind of structural representation of the bearing of novel bearing support meanss of boring row of the present invention.
Reference numerals list:
1- main shaft, 2- shores set, and 21- shores inner sleeve, 211- elasticity ditch, and 22- shores overcoat, and 3- shores neck ring, and 4- shores cap,
5- shores cover plate, 6- bearing, 61- bearing inner race, 62- bearing outer ring, and 7- shores shell, 71- greasing hole, 8- dust ring, 9- spiral shell
Bolt.
Specific embodiment
With reference to the accompanying drawings and detailed description, be further elucidated with the present invention it should be understood that following specific embodiment only
For the present invention being described rather than limiting the scope of the present invention.
As Fig. 2, a kind of novel bearing support meanss of boring row, be sequentially sleeved at main shaft 1 outside including main shaft 1 with from inside to outside
Shore set 2, bearing 6 and shore shell 7, shore set 2 include shoring inner sleeve 21 and being set in shore outside inner sleeve 21 shoring outer
Set 22, shores inner sleeve 21 and carries tapered, shore overcoat 22 inner side and shore the conical surfaces outside inner sleeve 21 and be adapted, and shore overcoat 22
One end be fixedly connected with shoring inner sleeve 21 by bolt 9, in the present embodiment, shoring inner sleeve 21 inner side is cylinder, and outside is
The conical surface, shoring overcoat 22 inner side is the conical surface, and outside is cylinder, and shores the thicker one end of inner sleeve 21 by bolt 9 in axial direction
It is fixedly connected with the relatively thin one end shoring overcoat 22.So, main shaft 1 is closely connected with shoring inner sleeve 21, and can be adjusted by bolt 9
Section main shaft 1 and shore gap between inner sleeve 21, thus when the bolt 9 realizing shoring in inner sleeve 21 gives away, convenient dismantles, on top
Bolt 9 in support inner sleeve 21 is when tightening up, and eliminates main shaft 1 and shores gap between inner sleeve 21, and it is big to adjust gap as needed
Little it is ensured that machine spindle 1 run when precision of beating, thus ensureing the ovality of bore hole.
Wherein, bearing inner race 61 is fixedly connected with shoring overcoat 22, and bearing outer ring 62 is fixedly connected with shoring shell 7, and
One end of bearing inner race 61 is provided with shores cap 4, shores to be provided between cap 4 and bearing inner race 61 and shores neck ring 3, and passes through spiral shell
Bolt 9 will be shored cap 4 and shore neck ring and 3 be fixedly connected with bearing inner race 61, shore shell 7 one end and be fixedly connected by bolt 9
Have and shore cover plate 5.Due to respectively by shoring overcoat 22 and shoring shell 7 and support fixing bearing inner ring 61 and bearing outer ring 62,
When rotated, the novel bearing support meanss of this boring row are to rotate by bearing 6 to support to main shaft 1.And can according to actual needs,
Adjust the axial gap of bearing 6 by shoring cap 4, also leave greasing hole 71 on shoring shell 7.In the present embodiment, bolt 9
For hexagon socket head cap screw.
As Fig. 1, traditional copper Buss supports and equally includes: shores inner sleeve 21, shores shell 7 and shore cap 4, shores interior
Set 21 is set in outside main shaft 1, and relatively rotates with main shaft 1, shores shell 7 and is fixed on by bolt 9 and shores outside inner sleeve 21, and pushes up
Support shell 7 two ends are provided with and shore cap, and this kind of mode shores inner sleeve 21 using copper Buss, and using shoring inner sleeve 21 and main shaft 1
The mode relatively rotating, this kind of mode easily causes the damage shoring inner sleeve 21 and main shaft 1, meanwhile, shores inner sleeve 21 and main shaft 1
Between there is gap, precision is relatively low, and, shore inner sleeve 21 abrasion also need to again bore hole cooperation, waste of manpower, efficiency is low
Under.With the novel bearing support meanss of this boring row in Fig. 2 it can be seen that adopting bolt 9 type of attachment, installation side this device more
Just, main shaft 1 and the axial gap of shoring gap between inner sleeve 21 and bearing 6 can be adjusted it is ensured that when main shaft 1 runs simultaneously
Precision of beating, thus ensureing the ovality of bore hole, and traditional copper Buss supports and has disadvantages that, such as copper Buss shores inner sleeve
It is larger etc. that inner sleeve gap-ratio is shored in abrasion, main shaft and copper Buss.
In the present embodiment, as Fig. 3 and 4, the taper shoring inner sleeve 21 is 1:15, and shore inner sleeve 21 is by existing shape simultaneously
Cut the resilient sleeve obtaining, it is evenly equipped with 4 road elasticity ditches 211 by the way of the wire cutting of two etc. point in circumferential direction, and phase
Adjacent two elastic ditches are crisscross arranged about 211 and are shoring inner sleeve 21 two ends it is ensured that shoring inner sleeve 21 uniform force, improve and shore
The service life of inner sleeve 21.
As Fig. 5, the bearing 6 of the novel bearing support meanss of this boring row in the form of double-row conical bearing, precision
High, life-span length, and shore neck ring 3 cooperation and axial float can be prevented by bearing 6 it is ensured that Boring preciseness.
In order to improve the dust-proof coefficient of the novel bearing support meanss of this boring row, shoring between set 2 two ends and main shaft 1 respectively
It is provided with a dust ring 8, shore shell 7 and shore cover plate 5 and shore and between overcoat 22, be respectively equipped with dust ring 8, in the present embodiment,
It is to shore to be provided with a dust ring 8 between the thicker one end of inner sleeve 21 and main shaft 1, shore and be provided with one between the thicker one end of overcoat 22 and main shaft 1
Dust ring 8.
Technological means disclosed in the present invention program are not limited only to the technological means disclosed in above-mentioned embodiment, also include
The technical scheme being made up of above technical characteristic combination in any.It should be pointed out that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of boring row novel bearing support meanss it is characterised in that: include main shaft (1) and be sequentially sleeved at master from inside to outside
Axle (1) shoring set (2), bearing (6) and shoring shell (7) outward, described set (2) of shoring includes shoring inner sleeve (21) and being set in
Shore inner sleeve (21) outward shore overcoat (22), described inner sleeve (21) band of shoring is tapered, described shore inside overcoat (22) with
Shore the conical surface outside inner sleeve (21) to be adapted, and shore one end of overcoat (22) and fixed with shoring inner sleeve (21) by bolt (9)
Connect, described bearing inner race (61) is fixedly connected with shoring overcoat (22), bearing outer ring (62) is fixed even with shoring shell (7)
Connect, and one end of bearing inner race (61) is provided with and shores cap (4), described shoring is provided between cap (4) and bearing inner race (61)
Shore neck ring (3), and cap (4) will be shored by bolt (9) and shore neck ring (3) and be fixedly connected with bearing inner race (61), institute
State to shore shell (7) one end and be fixedly connected with by bolt (9) and shore cover plate (5).
2. a kind of boring row according to claim 1 novel bearing support meanss it is characterised in that: described shore inner sleeve
(21) taper is 1:15.
3. a kind of boring row according to claim 2 novel bearing support meanss it is characterised in that: described shore inner sleeve
(21) it is resilient sleeve.
4. a kind of boring row according to claim 3 novel bearing support meanss it is characterised in that: described shore inner sleeve
(21) four roads elasticity ditch (211) are evenly equipped with circumferential direction, and adjacent two elastic ditches (211) are crisscross arranged up and down and are shoring inner sleeve
(21) two ends.
5. a kind of boring row according to claim 1 novel bearing support meanss it is characterised in that: described bearing (6) is
Double-row conical bearing.
6. a kind of boring row according to claim 1 novel bearing support meanss it is characterised in that: described shore set (2)
It is respectively equipped with a dust ring (8) between two ends and main shaft (1).
7. a kind of boring row according to claim 1 novel bearing support meanss it is characterised in that: described shore shell
And shore cover plate (5) and shore and between overcoat (22), be respectively equipped with a dust ring (8) (7).
8. a kind of boring row according to claim 1 novel bearing support meanss it is characterised in that: described bolt (9) is
Hexagon socket head cap screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610883172.7A CN106351966A (en) | 2016-10-10 | 2016-10-10 | Novel bearing supporting device for boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610883172.7A CN106351966A (en) | 2016-10-10 | 2016-10-10 | Novel bearing supporting device for boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106351966A true CN106351966A (en) | 2017-01-25 |
Family
ID=57865492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610883172.7A Pending CN106351966A (en) | 2016-10-10 | 2016-10-10 | Novel bearing supporting device for boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106351966A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420053A (en) * | 2017-06-30 | 2017-12-01 | 南京律智诚专利技术开发有限公司 | A kind of drilling platforms rod support mechanism for drilling |
| CN110513197A (en) * | 2019-08-13 | 2019-11-29 | 中国航发贵阳发动机设计研究所 | A kind of aviation transmission system high speed elongated shaft auxiliary support apparatus |
| CN111677769A (en) * | 2020-05-06 | 2020-09-18 | 宁波斯立福精密工业有限公司 | Bearing adapter sleeve with double-layer adapter structure |
-
2016
- 2016-10-10 CN CN201610883172.7A patent/CN106351966A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420053A (en) * | 2017-06-30 | 2017-12-01 | 南京律智诚专利技术开发有限公司 | A kind of drilling platforms rod support mechanism for drilling |
| CN110513197A (en) * | 2019-08-13 | 2019-11-29 | 中国航发贵阳发动机设计研究所 | A kind of aviation transmission system high speed elongated shaft auxiliary support apparatus |
| CN110513197B (en) * | 2019-08-13 | 2022-10-21 | 中国航发贵阳发动机设计研究所 | High-speed slender shaft auxiliary supporting device of aviation transmission system |
| CN111677769A (en) * | 2020-05-06 | 2020-09-18 | 宁波斯立福精密工业有限公司 | Bearing adapter sleeve with double-layer adapter structure |
| CN111677769B (en) * | 2020-05-06 | 2022-01-14 | 宁波斯立福精密工业有限公司 | Bearing adapter sleeve with double-layer adapter structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170125 |
|
| WD01 | Invention patent application deemed withdrawn after publication |