CN110976927A - Lathe spindle blowing device - Google Patents
Lathe spindle blowing device Download PDFInfo
- Publication number
- CN110976927A CN110976927A CN201911138886.5A CN201911138886A CN110976927A CN 110976927 A CN110976927 A CN 110976927A CN 201911138886 A CN201911138886 A CN 201911138886A CN 110976927 A CN110976927 A CN 110976927A
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- CN
- China
- Prior art keywords
- lathe spindle
- cavity
- air
- cooling sleeve
- lathe
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/04—Safety guards specially designed for turning machines
Abstract
The invention discloses a lathe spindle blowing device which comprises a cooling sleeve fixedly arranged in an inner cavity of a lathe spindle box body, wherein the tail end of the cooling sleeve is connected with a triple filter arranged outside the lathe spindle box body, the center of the cooling sleeve is provided with a shaft hole, and the front end of the shaft hole is provided with a labyrinth filter device; the middle part of the outer side surface of the cooling sleeve is provided with a concave cavity, a closed cavity is formed between the concave cavity and the inner wall surface of the corresponding lathe spindle box, the front end and the rear end of the cavity are respectively provided with an air outlet channel and an air inlet channel which are communicated with the outside, the air outlet channel is communicated with an air inlet on the labyrinth filtering device, and the air inlet channel is communicated with an air outlet hole on the triple filter through an air inlet pipe. The lathe spindle blowing device is simple in structure, and by blowing air to the back of the chuck during working, cutting fluid and dust are effectively prevented from entering a lathe spindle box, the service lives of a lathe spindle bearing and a lathe spindle are prolonged, and the lathe spindle blowing device is convenient to popularize and use in the field of numerically controlled lathes.
Description
Technical Field
The invention relates to the field of machining of numerically controlled lathes, in particular to a lathe spindle blowing device.
Background
A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like. Lathes are used primarily for machining shafts, discs, sleeves and other workpieces having a surface of revolution, and are the most widely used type of machine tool in machine manufacturing and repair plants.
The chuck in the lathe is an important component for clamping a workpiece in the lathe, and the workpiece is clamped and fixed by the chuck and then turned by the cutter. Can produce a large amount of pieces and dust in the lathe course of working, still need constantly cool off through the cutting fluid to the cutter in addition in the course of working, cause cutting fluid and dust easily in this in-process and get into lathe headstock, cause the influence to accessories such as main shaft bearing and main shaft in the lathe headstock, reduce life.
At present, the main shaft dustproof design of the vertical and horizontal numerical control lathes on the market generally adopts labyrinth dustproof. Although part of the cutting fluid and dust can be prevented from entering the lathe spindle box, the cutting fluid and dust need to be cleaned and maintained regularly, and the phenomenon that the dust and the cutting fluid enter the lathe spindle box can still occur despite the care wing.
Disclosure of Invention
The invention aims to solve the technical problem of providing a lathe spindle blowing device capable of preventing cutting fluid and dust from entering the interior of a lathe spindle box body.
In order to solve the technical problems, the invention is realized by the following technical scheme: a lathe spindle blowing device comprises a cooling sleeve fixedly arranged in an inner cavity of a lathe spindle box body, wherein the head of the cooling sleeve is clamped outside the front end of the lathe spindle box body, and the tail end of the cooling sleeve is connected with a triple filter arranged outside the lathe spindle box body; the center of the cooling jacket is provided with a shaft hole for mounting a lathe spindle, the front end of the shaft hole is provided with a labyrinth filtering device which can be sleeved outside the lathe spindle, an air blowing hole on the labyrinth filtering device corresponds to the back of a chuck arranged on the lathe spindle, and an air inlet corresponds to the front end face of the cooling jacket; the outer side face of the cooling sleeve is tightly attached to the wall face of an inner cavity of a lathe spindle box, a concave cavity is arranged in the middle of the outer side face of the cooling sleeve, a sealed cavity is formed between the concave cavity and the inner wall face of the corresponding lathe spindle box, an air outlet channel communicated with the front end face of the cooling sleeve is arranged at the front end of the cavity, an air inlet channel communicated with the rear end face of the cooling sleeve is arranged at the rear end of the cavity, the air outlet channel is communicated with an air inlet in the labyrinth filtering device, and the air inlet channel is communicated with an air outlet in the.
Preferably, the front end of the cooling jacket is fixedly connected with the lathe spindle box body and the rear end of the cooling jacket is fixedly connected with the lathe spindle through positioning bolts.
Preferably, the air outlet channel is provided with a plurality of air outlet channels, and the air outlet channels are communicated with the air inlet on the labyrinth filtering device.
Preferably, the cooling sleeve is provided with a sealing ring on the outer wall surface attached to the wall surface of the inner cavity of the lathe headstock.
Preferably, the two sealing rings are respectively arranged at the front side and the rear side of the cavity and are symmetrical to each other.
Preferably, the labyrinth filtering device is fixedly connected with the cooling jacket through bolts.
Compared with the prior art, the invention has the advantages that: the lathe spindle blowing device is simple in structure, and by blowing air to the back of the chuck during working, cutting fluid and dust are effectively prevented from entering a lathe spindle box, the service lives of a lathe spindle bearing and a lathe spindle are prolonged, and the lathe spindle blowing device is convenient to popularize and use in the field of numerically controlled lathes.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of an assembly structure of a blowing device of a lathe spindle according to the present invention.
In the figure: 1. a lathe spindle; 2. a box body of a lathe spindle box; 3. a cooling jacket; 4. a labyrinth filtration device; 5. a triple filter; 6. an air inlet pipe; 7. an air intake passage; 8. an air outlet channel; 9. a gas blowing hole; 10. positioning the bolt; 11. an air inlet; 12. an air outlet; 13. a cavity; 14. and (5) sealing rings.
Detailed Description
The invention is described in detail below with reference to the following figures and embodiments:
fig. 1 shows a lathe spindle blowing device, which comprises a cooling jacket 3 fixedly arranged in an inner cavity of a lathe spindle box body 2, wherein the head of the cooling jacket 3 is clamped outside the front end of the lathe spindle box body 2, and the tail end of the cooling jacket is connected with a triple filter 5 arranged outside the lathe spindle box body 2; the center of the cooling jacket 3 is provided with a shaft hole for mounting the lathe spindle 1, the front end of the shaft hole is provided with a labyrinth filtering device 4 which can be sleeved outside the lathe spindle 1, a gas blowing hole 9 on the labyrinth filtering device 4 corresponds to the back of a chuck arranged on the lathe spindle 1, and a gas inlet corresponds to the front end face of the cooling jacket 3; the outer side face of the cooling sleeve 3 is tightly attached to the wall face of the inner cavity of the lathe spindle box 2, a concave cavity is arranged in the middle of the outer side face of the cooling sleeve 3, a sealed cavity 13 is formed between the concave cavity and the inner wall face of the corresponding lathe spindle box 2, an air outlet channel 8 communicated with the front end face of the cooling sleeve 3 is arranged at the front end of the cavity 13, an air inlet channel 7 communicated with the rear end face of the cooling sleeve 3 is arranged at the rear end of the cavity, the air outlet channel 8 is communicated with an air inlet in the labyrinth filtering device 4, and the air inlet channel 7 is communicated with an air outlet 12 in the triple filter.
In order to facilitate installation and disassembly, the front end of the cooling sleeve 3 is fixedly connected with the lathe spindle box body 2 and the rear end of the cooling sleeve is fixedly connected with the lathe spindle 1 through positioning bolts 10. The labyrinth filtering device 4 is fixedly connected with the cooling jacket 3 through bolts.
In order to facilitate the air in the cavity 13 to enter the labyrinth filtering device 5 as soon as possible to form high pressure, the air outlet channel 9 has a plurality of air outlets which are communicated with the air inlet on the labyrinth filtering device 4.
In order to prevent the air leakage of the cavity 13, a sealing ring 14 is arranged on the outer wall surface of the cooling sleeve 3, which is attached to the wall surface of the inner cavity of the lathe spindle box body 2; the two sealing rings 14 are respectively arranged at the front side and the rear side of the cavity 13 and are symmetrical to each other.
The specific working principle is as follows: the air that is dry, clean and have lubricating oil gets into by the inlet port 11 on the triplex filter 5, send into in the intake pipe 6 by venthole 12 after filtering through triplex filter 5, and get into in the cavity 13 through intake pipe 6, the air that assembles in cavity 4 gets into in labyrinth filter 4 by air outlet channel 8 and the air inlet on labyrinth filter 4, and form the high pressure district in labyrinth filter 4, the air that the air in the high pressure district constantly converges in pressure and the air inlet, form certain pressure and aim at the chuck by gas hole 10 after further filtering and blow off, the gas that blows off can prevent effectively that cutting fluid and dust from getting into in the headstock box 2 at the chuck back, prevent lathe main shaft 1 and the lathe main shaft bearing in the headstock box 2 from receiving the dirty damage, guaranteed life.
The lathe spindle blowing device is simple in structure, and by blowing air to the back of the chuck during working, cutting fluid and dust are effectively prevented from entering a lathe spindle box, the service lives of a lathe spindle bearing and a lathe spindle are prolonged, and the lathe spindle blowing device is convenient to popularize and use in the field of numerically controlled lathes.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a lathe main shaft gas blowing device which characterized in that: the cooling device comprises a cooling sleeve (3) fixedly arranged in the inner cavity of a lathe spindle box body (2), wherein the head of the cooling sleeve (3) is clamped outside the front end of the lathe spindle box body (2), and the tail end of the cooling sleeve is connected with a triple filter (5) arranged outside the lathe spindle box body (2); the center of the cooling jacket (3) is provided with a shaft hole for mounting the lathe spindle (1), the front end of the shaft hole is provided with a labyrinth filtering device (4) which can be sleeved outside the lathe spindle (1), an air blowing hole (9) on the labyrinth filtering device (4) corresponds to the back of a chuck arranged on the lathe spindle (1), and an air inlet corresponds to the front end face of the cooling jacket (3); the outer side face of the cooling sleeve (3) is tightly attached to the wall face of an inner cavity of a lathe spindle box (2), a concave cavity is arranged in the middle of the outer side face of the cooling sleeve (3), a sealed cavity (13) is formed between the concave cavity and the inner wall face of the corresponding lathe spindle box (2), an air outlet channel (8) communicated with the front end face of the cooling sleeve (3) is arranged at the front end of the cavity (13), an air inlet channel (7) communicated with the rear end face of the cooling sleeve (3) is arranged at the rear end of the cavity, the air outlet channel (8) is communicated with an air inlet on a labyrinth filtering device (4), and the air inlet channel (7) is communicated with an air outlet (12) on a triple filter (5) through an air.
2. The lathe spindle air blowing device as claimed in claim 1, wherein: the front end of the cooling jacket (3) is fixedly connected with the lathe spindle box body (2) and the rear end of the cooling jacket is fixedly connected with the lathe spindle (1) through positioning bolts (10).
3. The lathe spindle air blowing device as claimed in claim 1, wherein: the air outlet channel (9) is provided with a plurality of air outlet channels which are communicated with the air inlet on the labyrinth filtering device (4).
4. The lathe spindle air blowing device as claimed in claim 4, wherein: and a sealing ring (14) is arranged on the outer wall surface of the cooling sleeve (3) which is attached to the wall surface of the inner cavity of the lathe spindle box body (2).
5. The lathe spindle air blowing device as claimed in claim 3, wherein: the two sealing rings (14) are respectively arranged on the front side and the rear side of the cavity (13) and are symmetrical to each other.
6. The lathe spindle air blowing device as claimed in claim 1, wherein: the labyrinth filtering device (4) is fixedly connected with the cooling jacket (3) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911138886.5A CN110976927A (en) | 2019-11-20 | 2019-11-20 | Lathe spindle blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911138886.5A CN110976927A (en) | 2019-11-20 | 2019-11-20 | Lathe spindle blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110976927A true CN110976927A (en) | 2020-04-10 |
Family
ID=70085269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911138886.5A Pending CN110976927A (en) | 2019-11-20 | 2019-11-20 | Lathe spindle blowing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110976927A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116551456A (en) * | 2023-04-17 | 2023-08-08 | 惠州市速锋科技有限公司 | Water-cooling electric spindle capable of realizing self-cleaning |
-
2019
- 2019-11-20 CN CN201911138886.5A patent/CN110976927A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116551456A (en) * | 2023-04-17 | 2023-08-08 | 惠州市速锋科技有限公司 | Water-cooling electric spindle capable of realizing self-cleaning |
| CN116551456B (en) * | 2023-04-17 | 2023-10-20 | 惠州市速锋科技有限公司 | Water-cooling electric spindle capable of realizing self-cleaning |
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