CN204053633U - Machine tool chief axis cutter cooling device - Google Patents
Machine tool chief axis cutter cooling device Download PDFInfo
- Publication number
- CN204053633U CN204053633U CN201420353664.1U CN201420353664U CN204053633U CN 204053633 U CN204053633 U CN 204053633U CN 201420353664 U CN201420353664 U CN 201420353664U CN 204053633 U CN204053633 U CN 204053633U
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- CN
- China
- Prior art keywords
- bearing
- machine tool
- cooling device
- chief axis
- tool chief
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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.)
- Expired - Lifetime
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 239000002173 cutting fluid Substances 0.000 claims description 4
- 239000012809 cooling fluid Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- Auxiliary Devices For Machine Tools (AREA)
- Turning (AREA)
Abstract
The utility model discloses a kind of machine tool chief axis cutter cooling device, comprise main shaft, the bearing of supports main shaft, the bearing block of rigid bearing, locking nut and drive end bearing bracket, the inner ring of main shaft and bearing is fixedly connected by locking nut, bearing block is provided with ring-shaped groove and cooling passage, and ring-shaped groove is communicated with cooling passage, bearing block surrounding is provided with the first sealing ring for sealing ring-shaped groove, drive end bearing bracket is provided with 6 equally distributed gimbaled nozzles, gimbaled nozzle by drive end bearing bracket be provided with first walk that liquid passage and bearing block be provided with second walk liquid passage and be communicated with ring-shaped groove.6 gimbaled nozzles in the utility model can change the direction that cooling fluid is sprayed, and make cooling fluid be sprayed at cutter and surface of the work equably, can cool cutter, can rinse again the chip on workpiece; Labyrinth seal structure and sealed groove can block cooling fluid and enter bearing, play protection main shaft and bearing effect, extend main shaft and cutter life.
Description
Technical field:
The utility model belongs to machine tool technology field, particularly relates to a kind of machine tool chief axis cutter cooling device.
Background technology:
In cutting process, cutter can produce a large amount of heats, is cooling cutter, needs constantly to spray cooling fluid to cutter and workpiece.The mode major part of current cutter cooling designs a Universal pipe on the main spindle box of lathe, the cooling fluid ejected by Universal pipe is cooled cutter, this type of cooling can add the difficulty of processing of main spindle box, cooling fluid is sprayed uneven simultaneously, cause cutter inhomogeneous cooling even, reduce cutting-tool's used life, cooling fluid easily enters the inside of bearing simultaneously, and then damage bearing, reduce the service life of main shaft.
Summary of the invention:
The purpose of this utility model solves prior art deficiency, provides a kind of machine tool chief axis cutter cooling device.
The technical solution of the utility model is:
A kind of machine tool chief axis cutter cooling device, comprise main shaft, the bearing of supports main shaft and the bearing block of rigid bearing, also comprise locking nut and drive end bearing bracket, the inner ring of main shaft and bearing is fixedly connected by locking nut, bearing block is provided with ring-shaped groove and the cooling passage with main axis parallel, and ring-shaped groove is communicated with cooling passage, bearing block surrounding is provided with the first sealing ring for sealing ring-shaped groove, drive end bearing bracket is provided with gimbaled nozzle, gimbaled nozzle by drive end bearing bracket be provided with first walk that liquid passage and bearing block be provided with second walk liquid passage and be communicated with ring-shaped groove.
Wherein, gimbaled nozzle is evenly distributed on drive end bearing bracket surrounding.
Wherein, the quantity of gimbaled nozzle is 6.
Wherein, labyrinth seal structure is formed between drive end bearing bracket and bearing.
Wherein, together with increasing between labyrinth seal structure with bearing, there is gap with locking nut inside the second sealing ring in annular second sealing ring, and gap width is 0.1mm ~ 0.3mm, outside and bearing block close contact.
Wherein, gap width is 0.2mm.
Wherein, outside the second sealing ring, be provided with annular groove, in groove, be provided with the first sealing ring.
Wherein, the hermetic seal groove for preventing outside cutting fluid from entering bearing is formed between drive end bearing bracket and locking nut.
Wherein, hermetic seal trench profile is zigzag, and jagged teeth portion is away from bearing.
Wherein, first walk liquid passage and second and walk liquid expanding channels place and be provided with the second sealing ring.
Comprehensive such scheme is known, without the need to designing Universal pipe on main spindle box, reduces the difficulty of processing of main spindle box; When main shaft carry its tools rotates, 6 equally distributed gimbaled nozzles can change the injection direction of cooling fluid, make cooling fluid be sprayed at cutter and surface of the work equably, both can reach cooling cutter, the object of tool life, can rinse again the chip on workpiece well.The gentle sealed groove of labyrinth seal structure can be good at blocking cooling fluid and enters bearing, plays protection main shaft and bearing effect, extends the service life of main shaft.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model.
Detailed description of the invention:
For setting forth thought of the present utility model and object, below in conjunction with the drawings and specific embodiments, the utility model is further described.
As shown in Figure 1, a kind of machine tool chief axis cutter cooling device, comprises main shaft 12, the bearing 9 of supports main shaft 12 and the bearing block 6 of rigid bearing 9, also comprises locking nut 11 and drive end bearing bracket 1.Main shaft 12 is fixedly connected by locking nut 11 with the inner ring of bearing 9, makes inner ring and main shaft 12 synchronous axial system of bearing 9.Bearing block 6 is provided with ring-shaped groove 3 and the cooling passage 7 parallel with main shaft 12, and ring-shaped groove 3 is communicated with cooling passage 7, bearing block 6 surrounding is provided with the first sealing ring 4 for sealing ring-shaped groove 3, drive end bearing bracket 1 is provided with gimbaled nozzle 5, gimbaled nozzle 5 by drive end bearing bracket 1 be provided with first walk that liquid passage 14 and bearing block 6 be provided with second walk liquid passage 13 and be communicated with ring-shaped groove 3.
Cooling fluid is walked liquid passage 14 and second by cooling passage 7, ring-shaped groove 3, first successively and is walked liquid passage 13 and enter gimbaled nozzle 5, and gimbaled nozzle 5, by changing the injection direction of cooling fluid, makes cooling fluid evenly be ejected into the surface of cutter and workpiece.
In order to better realize the purpose of this utility model, wherein, gimbaled nozzle 5 is evenly distributed on drive end bearing bracket 1 surrounding and quantity is 6.Labyrinth seal structure 16 is formed between drive end bearing bracket 1 and bearing 9, annular second sealing ring 15 together with increasing between labyrinth seal structure 16 with bearing 9, gap is there is with locking nut 11 inside second sealing ring 15, gap is 0.1mm ~ 0.3mm, a kind of preferred scheme is gap is 0.2mm, with bearing block 6 close contact outside second sealing ring 15, outside the second sealing ring 15, be provided with annular groove, in groove, be provided with the first sealing ring 8.Be formed with the hermetic seal groove 10 for preventing outside cutting fluid or cooling fluid from entering bearing 9 between drive end bearing bracket 1 and locking nut 11, the profile of hermetic seal groove 10 is zigzag, and jagged teeth portion is away from bearing 9.The gentle sealed groove 10 of labyrinth seal structure 16, second sealing ring 15 enters bearing 9 for preventing cooling fluid or cutting fluid.In order to prevent cooling fluid from leaking, walking liquid passage 14 and second first and walking liquid passage 13 junction and be provided with the second sealing ring 17, between bearing block 6 and sealing ring 4, being also provided with the 3rd sealing ring 2.
Introduce operation principle of the present utility model below:
Cooling fluid is walked liquid passage 14 and second by cooling passage 7, ring-shaped groove 3, first successively and is walked the gimbaled nozzle 5 that liquid passage 13 enters 6 uniform distributions, gimbaled nozzle 5 can change the direction that cooling fluid is sprayed, cooling fluid is ejected into equably the surface of cutter and workpiece, make cutter and surface of the work cooling evenly, and the chip of surface of the work is easily rinsed; The cooling fluid ejected is stopped by the gentle sealed groove 10 of labyrinth seal structure 16, second sealing ring 15, prevents cooling fluid or chip to enter bearing 9.
More than that machine tool chief axis cutter cooling device provided by the utility model is described in detail, apply specific case herein to set forth structural principle of the present utility model and embodiment, above embodiment just understands method of the present utility model and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, to sum up, this description should not be construed as restriction of the present utility model.
Claims (10)
1. a machine tool chief axis cutter cooling device, comprise main shaft (12), the bearing (9) of supports main shaft (12) and the bearing block (6) of rigid bearing (9), it is characterized in that, also comprise locking nut (11) and drive end bearing bracket (1), described main shaft (12) is fixedly connected by locking nut (11) with the inner ring of bearing (9), described bearing block (6) is provided with ring-shaped groove (3) and the cooling passage (7) parallel with main shaft (12), and ring-shaped groove (3) is communicated with cooling passage (7), described bearing block (6) surrounding is provided with the first sealing ring (4) for sealing ring-shaped groove (3), described drive end bearing bracket (1) is provided with gimbaled nozzle (5), described gimbaled nozzle (5) by drive end bearing bracket (1) be provided with first walk that liquid passage (14) and bearing block (6) be provided with second walk liquid passage (13) and be communicated with ring-shaped groove (3).
2. machine tool chief axis cutter cooling device as claimed in claim 1, it is characterized in that, described gimbaled nozzle (5) is evenly distributed on drive end bearing bracket (1) surrounding.
3. machine tool chief axis cutter cooling device as claimed in claim 1, it is characterized in that, the quantity of described gimbaled nozzle (5) is 6.
4. machine tool chief axis cutter cooling device as claimed in claim 1 or 2, is characterized in that, form labyrinth seal structure (16) between described drive end bearing bracket (1) and bearing (9).
5. machine tool chief axis cutter cooling device as claimed in claim 4, it is characterized in that, annular second sealing ring (15) together with increasing between described labyrinth seal structure (16) with bearing (9), gap is there is in described second sealing ring (15) inner side with locking nut (11), and gap width is 0.1mm ~ 0.3mm, outside and bearing block (6) close contact.
6. machine tool chief axis cutter cooling device as claimed in claim 5, it is characterized in that, described gap width is 0.2mm.
7. machine tool chief axis cutter cooling device as claimed in claim 5, is characterized in that, described second sealing ring (15) outside is provided with annular groove, is provided with the first sealing ring (8) in described groove.
8. machine tool chief axis cutter cooling device as claimed in claim 1, it is characterized in that, between described drive end bearing bracket (1) and locking nut (11), being formed with the hermetic seal groove (10) for preventing outside cutting fluid from entering bearing (9).
9. machine tool chief axis cutter cooling device as claimed in claim 8, it is characterized in that, described hermetic seal groove (10) profile is zigzag, and jagged teeth portion is away from bearing (9).
10. machine tool chief axis cutter cooling device as claimed in claim 1, is characterized in that, described first walks liquid passage (14) and second walks liquid passage (13) junction and be provided with the second sealing ring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420353664.1U CN204053633U (en) | 2014-06-27 | 2014-06-27 | Machine tool chief axis cutter cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420353664.1U CN204053633U (en) | 2014-06-27 | 2014-06-27 | Machine tool chief axis cutter cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204053633U true CN204053633U (en) | 2014-12-31 |
Family
ID=52195218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420353664.1U Expired - Lifetime CN204053633U (en) | 2014-06-27 | 2014-06-27 | Machine tool chief axis cutter cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204053633U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112264810A (en) * | 2020-11-05 | 2021-01-26 | 台州市神鹰机床有限公司 | Multifunctional guide rod telescopic servo waterwheel spindle |
| CN113649824A (en) * | 2021-07-22 | 2021-11-16 | 上海诺倬力机电科技有限公司 | Five-axis cradle processing machine tool |
-
2014
- 2014-06-27 CN CN201420353664.1U patent/CN204053633U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112264810A (en) * | 2020-11-05 | 2021-01-26 | 台州市神鹰机床有限公司 | Multifunctional guide rod telescopic servo waterwheel spindle |
| CN113649824A (en) * | 2021-07-22 | 2021-11-16 | 上海诺倬力机电科技有限公司 | Five-axis cradle processing machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 518000, Shenzhen, Guangdong province Baoan District Xixiang Street West Industrial Zone, 47 Hongshan building, East and West, two floor Patentee after: Shenzhen speed Polytron Technologies Inc Address before: 518000, Shenzhen, Guangdong province Baoan District Xixiang Street Xicheng Industrial Zone Hongshan building east two floor Patentee before: ShenZhen SuFeng Technology Co., Ltd. |