CN103962582A - Multifunctional machine tool power head - Google Patents
Multifunctional machine tool power head Download PDFInfo
- Publication number
- CN103962582A CN103962582A CN201310048172.1A CN201310048172A CN103962582A CN 103962582 A CN103962582 A CN 103962582A CN 201310048172 A CN201310048172 A CN 201310048172A CN 103962582 A CN103962582 A CN 103962582A
- Authority
- CN
- China
- Prior art keywords
- bearing
- main shaft
- fore bearing
- dottle pin
- fore
- 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
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Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The invention discloses a multifunctional machine tool power head comprising a hollow box and a spindle penetrating the hollow box. A front bearing and a rear bearing are accommodated at the front and rear ends between the spindle and the box. The front end of the front bearing is provided with a bearing front cushion ring, a front bearing compressing ring and a front end cover in axial order; a gap between the spindle and the front end cover, a gap between the spindle and the front bearing compressing ring and a gap between the spindle and the bearing front cushion ring form a circuitous labyrinth seal. The front end of the front end cover is peripherally provided with a blower; a blow port of the blower is communicated with the gap between the front end cover and the spindle. The multifunctional machine tool power head has great functions of proofing water and dust for the front bearing, machining stability is high, the service lives of the bearings are prolonged and precision of machining workpieces to be machined is guaranteed.
Description
Technical field
The present invention relates to a kind of lathe power set, be specifically related to a kind of multifunction machine unit head.
Background technology
Unit head on machine tool adopts traditional structure in the market, in the course of work of lathe, for the high temperature that workpiece to be machined is produced in machine tool process is constantly cooled, need synchronously ceaselessly to adopt water injector to spray water to working position, to reach the instant cooling object of instant work.But when in the course of work, cooling water sprays to working position, The water splash in all directions, cooling water is easy to enter in the bearing of unit head, and once bearing is intake, main shaft precision can decline thereupon, also easily cause bearing damage, thereby cause short defect of power unit of machine tool life-span, more cannot ensure the accurate precision of workpiece to be machined.
Summary of the invention
Technical problem to be solved by this invention is the defect that overcomes prior art, provides one to have that functions of waterproof and dustproof, processing stability are high, long service life, ensures the multifunction machine unit head of the machining accuracy of workpiece to be machined.
For achieving the above object, the present invention proposes a kind of multifunction machine unit head, comprise the casing of hollow, run through the main shaft of described casing, rear and front end between described main shaft and described casing has been installed in respectively fore bearing and rear bearing, packing ring, fore bearing compacting ring and drive end bearing bracket before the front end edge of described fore bearing is axially provided with bearing successively, the gap before described main shaft and described drive end bearing bracket, fore bearing compacting ring, bearing between packing ring forms the labyrinth sealing of roundabout shape.
Multifunction machine unit head as above, wherein, leads to outside blowning installation in described drive end bearing bracket outer end along being circumferentially with, and the inflatable mouth of described blowning installation is connected with the gap between described drive end bearing bracket and described main shaft.
Multifunction machine unit head as above, wherein, in described main shaft outer rim, be arranged with successively in the middle of dottle pin in fore bearing, main shaft in pad, pad the front end that is positioned at described rear bearing in the middle of described main shaft; On the outer ring of described fore bearing, be provided with dottle pin outside fore bearing, in described fore bearing, dottle pin is located in the inner ring of described fore bearing.
Multifunction machine unit head as above wherein, is arranged with successively dottle pin and dust cap outside dottle pin in rear bearing, rear bearing in the rear side of pad, described main shaft outer rim in described main shaft is middle.
Multifunction machine unit head as above, wherein, is provided with fore bearing at described fore bearing rear side and adjusts packing ring, and described fore bearing is adjusted dottle pin outside packing ring, described fore bearing, described fore bearing compacting ring is all affixed with described casing.
Multifunction machine unit head as above, wherein, outside at described dust cap is provided with locking nut, successively packing ring before dottle pin, described fore bearing, described bearing in interior pad, the outer dottle pin of described fore bearing, described fore bearing in the middle of dottle pin, described rear bearing, described main shaft in described dust cap, the outer dottle pin of described rear bearing, described rear bearing is compressed and is positioned on described main shaft by described locking nut.
Multifunction machine unit head as above, wherein, has been connected by screw location at the front end of described main shaft fast.
Owing to adopting technique scheme, the present invention has following beneficial effect:
1, the present invention adopts the gap between packing ring before main shaft and drive end bearing bracket, fore bearing compacting ring, bearing to form the labyrinth sealing of roundabout shape.Extraneous like this cooling water and dust are difficult to enter into fore bearing place by labyrinth sealing, thereby have ensured the functions of waterproof and dustproof to fore bearing, in the service life that processing stability is high, extended bearing, have ensured the machining accuracy of workpiece to be machined.
2, the present invention is led to outside blowning installation in drive end bearing bracket outer end along being circumferentially with, and blowning installation connects air compressor machine, and the inflatable mouth of blowning installation is connected with the gap between drive end bearing bracket and main shaft.Like this, in the time that blowning installation is blown, air-flow is outwards blown from the gap between drive end bearing bracket and main shaft, cooling water is by constantly outer blowing of air-flow, cannot enter into the gap between drive end bearing bracket and main shaft, thereby further improve the functions of waterproof and dustproof to fore bearing, guaranteed that cooling water can not enter into fore bearing place.
Brief description of the drawings
Fig. 1 is that the master of multifunction machine unit head of the present invention looks cross-sectional view;
Fig. 2 is the side-looking cross-sectional view of multifunction machine unit head of the present invention;
Fig. 3 is the part section structural representation of fore bearing front end of the present invention.
Mark the following drawings mark thereon by reference to the accompanying drawings:
1, screw; 2, rear end cap; 3-screw; 4, locking nut; 5, dust cap; 6, the outer dottle pin of rear bearing; 7, dottle pin in rear bearing; 8, rear bearing; 9, casing; 10, pad in the middle of main shaft; 11, fore bearing is adjusted packing ring; 12, the outer dottle pin of fore bearing; 13, dottle pin in fore bearing; 14, fore bearing; 15, packing ring before bearing; 16, fore bearing compacting ring; 17, drive end bearing bracket; 18, main shaft; 19, locating piece; 20, screw; 21, blowning installation; 22, labyrinth sealing.
Detailed description of the invention
As shown in Figure 1 to Figure 3, the present invention proposes a kind of multifunction machine unit head, comprise the casing 9 of hollow, run through the main shaft 18 of casing 9, also comprise the fore bearing 14 and the rear bearing 8 that are installed between main shaft 18 and casing 9, packing ring 15, fore bearing compacting ring 16 and drive end bearing bracket 17 before the front end edge of fore bearing 14 is axially provided with bearing successively, in main shaft 18 outer rims, be arranged with successively in the middle of dottle pin 13 in fore bearing, main shaft in pad 10, pad 10 front ends that are positioned at rear bearing 8 in the middle of main shaft; On the outer ring of fore bearing 14, be provided with dottle pin 12 outside fore bearing, in fore bearing, dottle pin 13 is located in the inner ring of fore bearing 14.In in the middle of the main shaft, pad and in 10 rear side, main shaft 18 outer rims, be arranged with successively in rear bearing dottle pin 6 and dust cap 5 outside dottle pin 7, rear bearing.Be provided with fore bearing at fore bearing 14 rear sides and adjust packing ring 11, fore bearing is adjusted dottle pin 12 outside packing ring 11, fore bearing, fore bearing compacting ring 16 is all affixed with casing 9.Be provided with locking nut 4 in the outside of dust cap 5, successively packing ring 15 before dottle pin 13, fore bearing 14, bearing in interior pad 10, the outer dottle pin 12 of fore bearing, fore bearing in the middle of dottle pin 7, rear bearing 8, main shaft in dust cap 5, the outer dottle pin 6 of rear bearing, rear bearing compressed and is positioned on main shaft 18 by locking nut 4.
In the present invention, as shown in Figure 3, the gap before main shaft 18 and drive end bearing bracket 17, fore bearing compacting ring 16, bearing between packing ring 15 forms the labyrinth sealing 22 of roundabout shape.Extraneous like this cooling water and dust are difficult to enter into fore bearing 14 places by labyrinth sealing 22, thereby have ensured the functions of waterproof and dustproof to fore bearing 14, in the service life that processing stability is high, extended bearing, have ensured the machining accuracy of workpiece to be machined.
Further, as shown in Figure 2, lead to outside blowning installation 21 in drive end bearing bracket 17 outer ends along being circumferentially with, blowning installation connects air compressor machine, and the inflatable mouth of blowning installation 21 is connected with the gap between drive end bearing bracket 17 and main shaft 18.Like this, in the time that blowning installation is blown, air-flow is outwards blown from the gap between drive end bearing bracket 17 and main shaft 18, cooling water is by constantly outer blowing of air-flow, cannot enter into the gap between drive end bearing bracket 17 and main shaft 18, thereby further improve the functions of waterproof and dustproof to fore bearing 14, guaranteed that cooling water can not enter into fore bearing 14 places.
As shown in Figure 1, be connected with location fast 19 at the front end of main shaft 18 by screw 20.Rear end at casing 9 is connected with rear end cap 2 by screw 3.
Finally it should be noted that: above embodiment is only in order to illustrate the present invention and unrestricted technical scheme described in the invention; Therefore, although this description has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can modify or be equal to replacement the present invention; And all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, it all should be encompassed in claim scope of the present invention.
Claims (7)
1. a multifunction machine unit head, comprise the casing of hollow, run through the main shaft of described casing, rear and front end between described main shaft and described casing has been installed in respectively fore bearing and rear bearing, packing ring, fore bearing compacting ring and drive end bearing bracket before the front end edge of described fore bearing is axially provided with bearing successively, it is characterized in that, the gap before described main shaft and described drive end bearing bracket, fore bearing compacting ring, bearing between packing ring forms the labyrinth sealing of roundabout shape.
2. multifunction machine unit head as claimed in claim 1, is characterized in that, leads to outside blowning installation in described drive end bearing bracket outer end along being circumferentially with, and the inflatable mouth of described blowning installation is connected with the gap between described drive end bearing bracket and described main shaft.
3. multifunction machine unit head as claimed in claim 1 or 2, is characterized in that, in described main shaft outer rim, be arranged with successively in the middle of dottle pin in fore bearing, main shaft in pad, pad the front end that is positioned at described rear bearing in the middle of described main shaft; On the outer ring of described fore bearing, be provided with dottle pin outside fore bearing, in described fore bearing, dottle pin is located in the inner ring of described fore bearing.
4. multifunction machine unit head as claimed in claim 3, is characterized in that, in described main shaft is middle, in the rear side of pad, described main shaft outer rim, is arranged with successively dottle pin and dust cap outside dottle pin in rear bearing, rear bearing.
5. multifunction machine unit head as claimed in claim 4, is characterized in that, is provided with fore bearing adjusts packing ring at described fore bearing rear side, and described fore bearing is adjusted dottle pin outside packing ring, described fore bearing, described fore bearing compacting ring is all affixed with described casing.
6. multifunction machine unit head as claimed in claim 5, it is characterized in that, outside at described dust cap is provided with locking nut, successively packing ring before dottle pin, described fore bearing, described bearing in interior pad, the outer dottle pin of described fore bearing, described fore bearing in the middle of dottle pin, described rear bearing, described main shaft in described dust cap, the outer dottle pin of described rear bearing, described rear bearing is compressed and is positioned on described main shaft by described locking nut.
7. multifunction machine unit head as claimed in claim 1, is characterized in that, has been connected by screw location fast at the front end of described main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310048172.1A CN103962582A (en) | 2013-01-30 | 2013-01-30 | Multifunctional machine tool power head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310048172.1A CN103962582A (en) | 2013-01-30 | 2013-01-30 | Multifunctional machine tool power head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103962582A true CN103962582A (en) | 2014-08-06 |
Family
ID=51232855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310048172.1A Pending CN103962582A (en) | 2013-01-30 | 2013-01-30 | Multifunctional machine tool power head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103962582A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197022A (en) * | 2014-09-12 | 2014-12-10 | 湖北毅兴机床有限公司 | Sealing structure of power head device |
| CN106979335A (en) * | 2017-04-27 | 2017-07-25 | 湖北毅兴智能装备股份有限公司 | A kind of high speed drill attacks owner's axle integral sealing safeguard structure |
| CN107237827A (en) * | 2016-03-28 | 2017-10-10 | 沈阳海默数控机床有限公司 | A kind of sealing structure of machine tool chief axis |
| CN107234252A (en) * | 2017-07-24 | 2017-10-10 | 东莞市科隆实业有限公司 | Fan blade balancing machine main shaft |
| CN107838484A (en) * | 2017-10-30 | 2018-03-27 | 山东鲁南机床有限公司 | Turning center high speed high pulling torque power milling head |
| CN107866580A (en) * | 2016-09-27 | 2018-04-03 | 浙江双正机床有限公司 | A kind of line rail unit head of water proof and dust proof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6464435B1 (en) * | 2000-09-08 | 2002-10-15 | Hsi-Kuan Chen | Machine tool |
| DE10316244B3 (en) * | 2003-04-09 | 2004-07-29 | Siemens Ag | Machine tool spindle device has tension rod displaced axially within hollow spindle head shaft via axial movement of drive shaft via displacement device |
| CN101259543A (en) * | 2008-04-22 | 2008-09-10 | 南京众杰工贸有限公司 | Pneumatic control electric unit head |
| CN201316850Y (en) * | 2008-12-11 | 2009-09-30 | 蒋宏宝 | Tapping power head |
| CN201711566U (en) * | 2010-07-12 | 2011-01-19 | 江苏速技高机械有限公司 | Boring power head with spindle provided with one-way offset device |
| CN201880926U (en) * | 2010-10-26 | 2011-06-29 | 北京北航精密机电有限公司 | Box body-type rear motor liquid hybrid bearing electric spindle |
| CN102328097A (en) * | 2011-08-02 | 2012-01-25 | 山东宏泰机械科技股份有限公司 | Five-axle power head used for numerical control milling machine |
| CN203061899U (en) * | 2013-01-30 | 2013-07-17 | 张兆富 | Multifunctional machine tool power head |
-
2013
- 2013-01-30 CN CN201310048172.1A patent/CN103962582A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6464435B1 (en) * | 2000-09-08 | 2002-10-15 | Hsi-Kuan Chen | Machine tool |
| DE10316244B3 (en) * | 2003-04-09 | 2004-07-29 | Siemens Ag | Machine tool spindle device has tension rod displaced axially within hollow spindle head shaft via axial movement of drive shaft via displacement device |
| CN101259543A (en) * | 2008-04-22 | 2008-09-10 | 南京众杰工贸有限公司 | Pneumatic control electric unit head |
| CN201316850Y (en) * | 2008-12-11 | 2009-09-30 | 蒋宏宝 | Tapping power head |
| CN201711566U (en) * | 2010-07-12 | 2011-01-19 | 江苏速技高机械有限公司 | Boring power head with spindle provided with one-way offset device |
| CN201880926U (en) * | 2010-10-26 | 2011-06-29 | 北京北航精密机电有限公司 | Box body-type rear motor liquid hybrid bearing electric spindle |
| CN102328097A (en) * | 2011-08-02 | 2012-01-25 | 山东宏泰机械科技股份有限公司 | Five-axle power head used for numerical control milling machine |
| CN203061899U (en) * | 2013-01-30 | 2013-07-17 | 张兆富 | Multifunctional machine tool power head |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197022A (en) * | 2014-09-12 | 2014-12-10 | 湖北毅兴机床有限公司 | Sealing structure of power head device |
| CN104197022B (en) * | 2014-09-12 | 2017-01-18 | 湖北毅兴机床有限公司 | Sealing structure of power head device |
| CN107237827A (en) * | 2016-03-28 | 2017-10-10 | 沈阳海默数控机床有限公司 | A kind of sealing structure of machine tool chief axis |
| CN107866580A (en) * | 2016-09-27 | 2018-04-03 | 浙江双正机床有限公司 | A kind of line rail unit head of water proof and dust proof |
| CN106979335A (en) * | 2017-04-27 | 2017-07-25 | 湖北毅兴智能装备股份有限公司 | A kind of high speed drill attacks owner's axle integral sealing safeguard structure |
| CN107234252A (en) * | 2017-07-24 | 2017-10-10 | 东莞市科隆实业有限公司 | Fan blade balancing machine main shaft |
| CN107838484A (en) * | 2017-10-30 | 2018-03-27 | 山东鲁南机床有限公司 | Turning center high speed high pulling torque power milling head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140806 |