CN206092848U - Cold lead screw of cavity oil - Google Patents
Cold lead screw of cavity oil Download PDFInfo
- Publication number
- CN206092848U CN206092848U CN201621064996.3U CN201621064996U CN206092848U CN 206092848 U CN206092848 U CN 206092848U CN 201621064996 U CN201621064996 U CN 201621064996U CN 206092848 U CN206092848 U CN 206092848U
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- Prior art keywords
- oil
- lead screw
- leading screw
- oil cooling
- nut
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Abstract
The utility model discloses a cold lead screw of cavity oil, including the lead screw, the cover is equipped with the nut on the lead screw, on the lead screw still the cover be equipped with bearing frame and motor seat, and bearing frame and motor seat be located the both sides of nut respectively, all is provided with the bearing between bearing frame and motor seat and the lead screw, and there is a bearing cover bearing frame and the motor seat one side of keeping away from the nut through screw fixed mounting, oil cooling cavity has been seted up to the inside of lead screw, the last oil inlet of having seted up of motor seat, and this oil inlet passes through inlet port and the oil cooling cavity intercommunication on the lead screw, the oil -out has been seted up on the bearing frame. This cold lead screw of cavity oil, the inside through the lead screw is equipped with oil cooling cavity, can pour into the coolant oil into the inside oil cooling cavity of lead screw from the oil inlet in, the coolant oil can be at the internal recycling of lead screw like this to discharging from the oil -out, making the lead screw keep under normal atmospheric temperature, the effectual lead screw thermal deformation that has avoided has guaranteed the transmission precision of lead screw.
Description
Technical field
This utility model is related to machinery manufacturing technology field, specially a kind of hollow oil cooling screw mandrel.
Background technology
Ball-screw also known as screw mandrel, in transmission process, due to high speed rotate, rolling friction between screw mandrel and nut, axle
The rolling friction held can produce substantial amounts of heat, screw mandrel thermal deformation is occurred and is extended, it is impossible to ensure under normal temperature state
Normal precision, and then decline the machining accuracy of lathe, it is impossible to reach the processing request of part.
Utility model content
The purpose of this utility model is to provide a kind of hollow oil cooling screw mandrel, with asking for solving to propose in above-mentioned background technology
Topic.
For achieving the above object, this utility model provides following technical scheme：A kind of hollow oil cooling screw mandrel, including leading screw,
Nut is arranged with the leading screw, bearing block and motor base, and bearing block and motor base difference position on the leading screw, is also arranged with
In the both sides of nut, bearing, and bearing block and motor base are provided between bearing block and motor base and leading screw away from nut
Side is mounted by means of screws with bearing gland, and the inside of the leading screw offers oil cooling chamber, offers on the motor base
Oil-in, and the oil-in connected with oil cooling chamber by the fuel feed hole on leading screw, and oil-out, and this are offered on the bearing block
Oil-out is connected with oil cooling chamber by the oil outlet on leading screw, and oil-in and oil-out and fuel feed hole and the junction of oil outlet
It is provided with outside framework oil seal.
Preferably, the oil cooling chamber is cylindrical structural, and the two ends in the oil cooling chamber of the cylindrical structural are provided with oil
Plug.
Preferably, the marginal position of the nut offers installing hole.
Preferably, locking nut is provided between the bearing gland and leading screw.
Compared with prior art, the beneficial effects of the utility model are：The hollow oil cooling screw mandrel, is set by the inside of leading screw
There is oil cooling chamber, cooling oil can be injected into into the oil cooling intracavity inside leading screw from oil-in, such cooling oil can be in the inside of leading screw
Circulation, and discharge from oil-out, make leading screw keep at normal temperatures, effectively avoiding leading screw thermal deformation, it is ensured that the biography of screw mandrel
Dynamic precision.
Description of the drawings
Fig. 1 is this utility model structural representation.
In figure：1 leading screw, 2 bearing blocks, 3 screws, 4 bearing glands, 5 motor bases, 6 bearings, 7 plug cocks, 8 oil-outs, 9 nuts,
10 locking nuts, 11 oil-ins, 12 oil cooling chambers, 13 outside framework oil seals, 14 oil outlets, 15 fuel feed holes.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1 is referred to, this utility model provides a kind of technical scheme：A kind of hollow oil cooling screw mandrel, including leading screw 1, leading screw 1
On be arranged with nut 9, the marginal position of nut 9 offers installing hole, and bearing block 2 and motor base 5 are also arranged with leading screw 1, and
Bearing block 2 and motor base 5 positioned at the both sides of nut 9, are provided with bearing 6 respectively between bearing block 2 and motor base 5 and leading screw 1,
And bearing block 2 and motor base 5 are installed with bearing gland 4, bearing gland 4 and leading screw by screw 3 away from the side of nut 9
It is provided with locking nut 10 between 1, the inside of leading screw 1 offers oil cooling chamber 12, oil cooling chamber 12 is cylindrical structural, and the cylinder
The two ends in the oil cooling chamber 12 of shape structure are provided with plug cock 7, and the setting of plug cock 7 can effectively prevent the two of oil cooling chamber 12 to bring out
The phenomenon of existing oil leak, offers oil-in 11, and the oil-in 11 by the fuel feed hole 14 on leading screw 1 and oil cooling on motor base 5
Chamber 12 connects, and oil-out 8 is offered on bearing block 2, and the oil-out 8 is connected with oil cooling chamber 12 by the oil outlet 15 on leading screw 1
It is logical, and oil-in 11 and oil-out 8 are provided with outside framework oil seal 13, outside framework oil seal with the junction of fuel feed hole 14 and oil outlet 15
13 setting can avoid the junction in oil-in 11 and oil-out 8 and oil cooling chamber 12 when rotating of leading screw 1 from the feelings of oil leak occur
Condition, the hollow oil cooling screw mandrel, is provided with oil cooling chamber 12 by the inside of leading screw 1, cooling oil can be injected into leading screw 1 from oil-in 11
In internal oil cooling chamber 12, such cooling oil in the inner loop of leading screw 1, and can be discharged from oil-out 8, is maintained at leading screw 1
Under room temperature, 1 thermal deformation of leading screw is effectively avoided, it is ensured that the transmission accuracy of screw mandrel.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of hollow oil cooling screw mandrel, including leading screw（1）, it is characterised in that：The leading screw（1）On be arranged with nut（9）, it is described
Leading screw（1）On be also arranged with bearing block（2）And motor base（5）, and bearing block（2）And motor base（5）Nut is located at respectively（9）'s
Both sides, bearing block（2）And motor base（5）With leading screw（1）Between be provided with bearing（6）, and bearing block（2）And motor base（5）
Away from nut（9）Side pass through screw（3）It is installed with bearing gland（4）, the leading screw（1）Inside offer oil cooling
Chamber（12）, the motor base（5）On offer oil-in（11）, and the oil-in（11）By leading screw（1）On fuel feed hole
（14）With oil cooling chamber（12）Connection, the bearing block（2）On offer oil-out（8）, and the oil-out（8）By leading screw（1）
On oil outlet（15）With oil cooling chamber（12）Connection, and oil-in（11）And oil-out（8）With fuel feed hole（14）And oil outlet
（15）Junction be provided with outside framework oil seal（13）.
2. a kind of hollow oil cooling screw mandrel according to claim 1, it is characterised in that：The oil cooling chamber（12）For cylinder knot
Structure, and the oil cooling chamber of the cylindrical structural（12）Two ends be provided with plug cock（7）.
3. a kind of hollow oil cooling screw mandrel according to claim 1, it is characterised in that：The nut（9）Marginal position open
It is provided with installing hole.
4. a kind of hollow oil cooling screw mandrel according to claim 1, it is characterised in that：The bearing gland（4）With leading screw（1）
Between be provided with locking nut（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064996.3U CN206092848U (en) | 2016-09-20 | 2016-09-20 | Cold lead screw of cavity oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621064996.3U CN206092848U (en) | 2016-09-20 | 2016-09-20 | Cold lead screw of cavity oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206092848U true CN206092848U (en) | 2017-04-12 |
Family
ID=58480252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621064996.3U Active CN206092848U (en) | 2016-09-20 | 2016-09-20 | Cold lead screw of cavity oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206092848U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061658A (en) * | 2017-05-04 | 2017-08-18 | 西安交通大学 | A kind of metal-rubber vibration damping cools down leading screw |
| CN110227966A (en) * | 2019-07-12 | 2019-09-13 | 段广游 | A kind of high-speed machine tool drive lead screw temperature compensation means |
| CN113803428A (en) * | 2021-08-26 | 2021-12-17 | 胡功明 | High-precision lead screw transmission seat mechanism |
-
2016
- 2016-09-20 CN CN201621064996.3U patent/CN206092848U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061658A (en) * | 2017-05-04 | 2017-08-18 | 西安交通大学 | A kind of metal-rubber vibration damping cools down leading screw |
| CN107061658B (en) * | 2017-05-04 | 2020-03-17 | 西安交通大学 | Metal rubber vibration reduction cooling screw |
| CN110227966A (en) * | 2019-07-12 | 2019-09-13 | 段广游 | A kind of high-speed machine tool drive lead screw temperature compensation means |
| CN113803428A (en) * | 2021-08-26 | 2021-12-17 | 胡功明 | High-precision lead screw transmission seat mechanism |
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