CN101722471B - Grinding head device with a plurality of grinding wheel main shafting - Google Patents
Grinding head device with a plurality of grinding wheel main shafting Download PDFInfo
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- CN101722471B CN101722471B CN2008102250434A CN200810225043A CN101722471B CN 101722471 B CN101722471 B CN 101722471B CN 2008102250434 A CN2008102250434 A CN 2008102250434A CN 200810225043 A CN200810225043 A CN 200810225043A CN 101722471 B CN101722471 B CN 101722471B
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Abstract
The invention discloses a grinding head device with a plurality of grinding wheel main shafting, which comprises a grinding head box body, a dynamic and static pressure shafting, a dynamic pressure shafting, an electric main shafting, an oil supply device and a cooling device, wherein the dynamic and static pressure shafting, the dynamic pressure shafting and the electric main shafting are respectively arranged on the grinding head box body; a front end radical support bearing and a back end radical support bearing of the dynamic and static pressure shafting are liquid dynamic and static pressure bearings; a thrust bearing is a liquid dynamic and static pressure bearing; the liquid dynamic and static pressure bearing is respectively connected with the independent oil supply device; the overflow outlet of the oil supply device is connected with an oil pool of the dynamic and static pressure shafting; and a condensing pipe of the cooling device is arranged in the oil pool of the dynamic pressure shafting. With a forced circulation system of main shaft lubricating oil, the dynamic pressure shafting is arranged on the rotatable grind head; and with the dynamic and static pressure shafting, the dynamic pressure shafting and the electric main shafting which are arranged on the grinding head box body, various sand wheels for outer circles, end faces and inner holes for grinding parts such as rotatable bodies can be simultaneously installed to realize the high-speed high-efficiency grilling, the high-precision grinding, and the inner hole grinding of the grinding head.
Description
Technical field
The present invention is about a kind of equipment for grinding, more particularly, and about a kind of grinding head device that a plurality of grinding wheel main shaftings are housed.
Background technology
Along with industrial restructuring, the product up-gradation of industries such as military project, aviation, automobile, instrument, its requirement to machine-tool also improves constantly.And can extraordinaryly satisfy its demand based on the Compound Machining equipment of Combined Machining Technology.
But there is certain problem in the grinding head device of present composite grinding processing, and not high enough like machining accuracy and working (machining) efficiency etc., the dynamic and hydrostatic of use is an oil return difficulty etc.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of grinding head device that a plurality of grinding wheel main shaftings are housed of high rigidity, high accuracy, the use of high efficiency composite grinding process equipment.
In order to achieve the above object; Technical scheme of the present invention is achieved in that a kind of grinding head device that a plurality of grinding wheel main shaftings are housed; It includes grinding head box body, dynamic and hydrostatic system, dynamic pressure axle system, electric main shaft system, fueller, cooling device; Said dynamic and hydrostatic is, said dynamic pressure axle is and said electric main shaft is to be separately positioned on the said grinding head box body
The front and back ends radial support bearing that said dynamic and hydrostatic is is the hydrodynamic and hydrostatic pressure bearing,
The thrust bearing that said dynamic and hydrostatic is is the hydrodynamic and hydrostatic pressure bearing,
Said hydrodynamic and hydrostatic pressure bearing is connected with independent fueller respectively,
The overflow valve outlet of said fueller is connected with the oil sump that said dynamic and hydrostatic is,
The condenser pipe of said cooling device is arranged in the oil sump of said dynamic pressure axle system.
Said fueller includes oil pump, coarse filtration, smart filtration, pressure indicator, pressure indicator switch, pressure switch, overflow valve and fueller fuel tank.
Said dynamic and hydrostatic system and said dynamic pressure axle system include drive unit respectively.
Said drive unit includes motor, electric machine support, belt pulley and driving belt, and said motor is arranged on the said electric machine support, and said electric machine support is arranged on the said grinding head box body
The bush(ing) bearing of the front and back ends of said dynamic pressure axle system and the mating surface of main shaft are the 1:20 conical surface, and forward and backward bearing is the same conical surface, and the oil chamber is provided with condenser pipe.
Beneficial effect after the employing technique scheme is: the grinding head device that a plurality of grinding wheel main shaftings are housed of the present invention; Can be through the forced circulation system of spindle oil; Make dynamic and hydrostatic system be arranged on can rotating bistrique on; Through dynamic and hydrostatic system, dynamic pressure axle system, the electric main shaft system that is provided with on the grinding head box body, the multiple emery wheel of cylindrical, end face, endoporus that is used for the grinding rotary part can be installed simultaneously, realize high-speed and high-efficiency grinding, high-precision grinding, the inner hole grinding of bistrique respectively.
Description of drawings
Fig. 1 has illustrated partial sectional view simultaneously for a kind of sketch map that the grinding head device of a plurality of grinding wheel main shaftings is housed among the present invention among this figure;
Fig. 2 is the principle schematic of fueller of the present invention;
Fig. 3 is a kind of schematic top plan view that the grinding head device of a plurality of grinding wheel main shaftings is housed among the present invention;
The schematic side view that Fig. 4 is a side for a kind of dynamic and hydrostatic that the grinding head device of a plurality of grinding wheel main shaftings is housed among the present invention;
Fig. 5 is the schematic side view of a side for a kind of dynamic pressure axle that the grinding head device of a plurality of grinding wheel main shaftings is housed among the present invention.
The specific embodiment
To combine accompanying drawing that specific embodiment among the present invention is done further explain below.
As shown in Figure 1; A kind of grinding head device that a plurality of grinding wheel main shaftings are housed of the present invention; Include grinding head box body 1, dynamic and hydrostatic and be 2, the dynamic pressure axle is 3, electric main shaft is 4, cooling device, fueller 6; Wherein, dynamic and hydrostatic is 2, the dynamic pressure axle is 3, electric main shaft is 4 to be separately positioned on the grinding head box body 1, and dynamic and hydrostatic is that 2 front and back ends radial support bearing is the hydrodynamic and hydrostatic pressure bearing; Dynamic and hydrostatic is that 2 thrust bearing is the hydrodynamic and hydrostatic pressure bearing; Said hydrodynamic and hydrostatic pressure bearing is connected with independent fueller 6 respectively, and outlet of the overflow valve of fueller 6 and dynamic and hydrostatic are that 2 oil sump is connected, and it is in 3 the oil sump that the condenser pipe 5 of cooling device is arranged on the dynamic pressure axle.
Fueller 6 includes oil pump, coarse filtration, smart filtration, pressure indicator, pressure indicator switch, pressure switch, overflow valve, fueller fuel tank.The outlet of the overflow valve of fueller 6 and dynamic and hydrostatic are that 2 oil sump is connected, and make spindle oil be 2 realization forced circulation at fueller 6 and dynamic and hydrostatic, and be as shown in Figure 2.And it is in 3 the oil sump that the condenser pipe 5 of cooling device is arranged on the dynamic pressure axle.
The dynamic pressure axle is that the bush(ing) bearing of 3 front and back ends and the mating surface of main shaft are the 1:20 conical surface, and forward and backward bearing is the same conical surface, and the oil chamber is provided with condenser pipe.
Shown in Fig. 3-5; Dynamic and hydrostatic be 2 and the dynamic pressure axle be 3 also to comprise drive unit respectively, said drive unit comprises motor 7, motor 8, electric machine support 9, motor pulley 10, V belt 11, spindle pulley 12, electric machine support 13, motor pulley 14, polywedge bet 15, spindle pulley 16.Motor 7, motor 8 are arranged on electric machine support 9, the electric machine support 13, and electric machine support 9, electric machine support 13 are arranged on the grinding head box body 1.
Grinding head device compact in design of the present invention, structural rigidity is high.Suitable high dynamically corresponding requirement.Wherein, dynamic and hydrostatic is that 2 precision are good, rigidity is high, suitable high speed, high efficient grinding.The dynamic pressure axle is that 3 precision are good, suitable high-precision grinding.The electricity main shaft is 4 to be applicable to inner hole grinding.
High rigidity of the present invention, high accuracy, the high efficiency grinding head device that a plurality of grinding wheel main shaftings are housed; Driving high rigidity dynamic and hydrostatic through said drive unit is; φ 500 * 80 * φ 203 emery wheels that dynamic and hydrostatic system installs through axle head are realized the high-speed grinding to workpiece; In that being carried out composite grinding, workpiece adds man-hour, high efficiency completion corase grind, half precision grinding process; Through the revolution of B axle, and be equipped with trimming device, realize plunge-cutting at any angle workpiece end face, cylindrical.Need get back to the requirement of fueller fuel tank smoothly to the lubricating oil of dynamic and hydrostatic system; Be linked into through overflow valve outlet in the oil sump of the dynamic and hydrostatic system in the grinding head box body fueller; Make spindle oil between fueller and dynamic and hydrostatic system, realize forced circulation, having solved and having used dynamic and hydrostatic on the revolution bistrique is the oil return difficult problem.Drive high accuracy dynamic pressure axle system through said drive unit, φ 400 * 50 * φ 203 emery wheels that dynamic pressure axle system installs through axle head are realized the high-precision grinding to workpiece; In that being carried out composite grinding, workpiece adds man-hour, high-precision completion precision grinding process.Through being arranged on the dynamic pressure axle is the condenser pipe in the oil sump, realizes the cooling to dynamic pressure axle system.Through electric main shaft is that the interior grinding abrasive disk of installing is accomplished inner hole grinding.The grinding head device that many grinding wheel main shaftings are housed of the present invention is installed in the composite grinding in the heart, through X axle and the interlock of z axle, X axle and the interlock of C axle, realizes that the composite grinding of outer round surface, the outer conical surface to workpiece, non-circular surfaces, end face, endoporus is processed.
The above is merely preferable possible embodiments of the present invention, is not in order to limit scope of the present invention.
Claims (2)
1. grinding head device that a plurality of grinding wheel main shaftings are housed; It includes grinding head box body, emery wheel dynamic and hydrostatic system, emery wheel dynamic pressure axle system, emery wheel electricity main shaft system, fueller, cooling device; Said emery wheel dynamic and hydrostatic is, said emery wheel dynamic pressure axle is and said emery wheel electricity main shaft system is separately positioned on the said grinding head box body; It is characterized in that
The front and back ends radial support bearing that said emery wheel dynamic and hydrostatic is is the hydrodynamic and hydrostatic pressure bearing,
The thrust bearing that said emery wheel dynamic and hydrostatic is is the hydrodynamic and hydrostatic pressure bearing,
Said hydrodynamic and hydrostatic pressure bearing is connected with independent fueller respectively,
The overflow valve outlet of said fueller is connected with the oil sump that said emery wheel dynamic and hydrostatic is,
The condenser pipe of said cooling device is arranged in the oil sump of said emery wheel dynamic pressure axle system.
2. a kind of grinding head device that a plurality of grinding wheel main shaftings are housed according to claim 1; It is characterized in that said fueller includes oil pump, coarse filtration, smart filtration, pressure indicator, pressure indicator switch, pressure switch, overflow valve and fueller fuel tank.
3. a kind of grinding head device that a plurality of grinding wheel main shaftings are housed according to claim 1 is characterized in that, said emery wheel dynamic and hydrostatic system and said emery wheel dynamic pressure axle system include drive unit respectively.
4. a kind of grinding head device that a plurality of grinding wheel main shaftings are housed according to claim 3; It is characterized in that; Said drive unit includes motor, electric machine support, belt pulley and driving belt; Said motor is arranged on the said electric machine support, and said electric machine support is arranged on the said grinding head box body.
5. a kind of grinding head device that a plurality of grinding wheel main shaftings are housed according to claim 1; It is characterized in that; The mating surface of the main shaft of the bush(ing) bearing of the front and back ends that said emery wheel dynamic pressure axle is and said dynamic pressure axle system is the 1:20 conical surface; And forward and backward bearing is the same conical surface, and the oil chamber is provided with condenser pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102250434A CN101722471B (en) | 2008-10-24 | 2008-10-24 | Grinding head device with a plurality of grinding wheel main shafting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102250434A CN101722471B (en) | 2008-10-24 | 2008-10-24 | Grinding head device with a plurality of grinding wheel main shafting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101722471A CN101722471A (en) | 2010-06-09 |
| CN101722471B true CN101722471B (en) | 2012-11-21 |
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| CN2008102250434A Active CN101722471B (en) | 2008-10-24 | 2008-10-24 | Grinding head device with a plurality of grinding wheel main shafting |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658520B (en) * | 2012-02-24 | 2014-07-02 | 浙江工业大学 | Dynamic pressure finishing system based on hierarchical structured composite elastic abrasive disk |
| CN104175216A (en) * | 2014-08-14 | 2014-12-03 | 北京工业大学 | Follow-up type grinding wheel rack for double-grinding wheel rack crankshaft grinding machine |
| CN107116471B (en) * | 2017-07-01 | 2023-08-08 | 贵州大学 | Electro-hydraulic control method and system for lubricating oil supply of high-speed roller grinding head |
| CN115972044A (en) * | 2023-03-17 | 2023-04-18 | 华辰精密装备（昆山）股份有限公司 | Universal turret type grinding carriage system of precise composite grinding machine and grinding machine |
| CN116135467B (en) * | 2023-04-20 | 2023-08-29 | 中江立江电子有限公司 | Polishing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4090743A (en) * | 1976-02-17 | 1978-05-23 | Toyoda-Koki Kabushiki-Kaisha | Fluid bearing including both hydrodynamic and hydrostatic bearings |
| CN2822877Y (en) * | 2005-08-18 | 2006-10-04 | 无锡开源机床集团有限公司 | Grinding wheel main shaft structure for numerical control roller grinder |
| CN2928385Y (en) * | 2006-06-10 | 2007-08-01 | 上海机床厂有限公司 | Dynmaic and static pressure bearing grinder emergy wheel frame of axial reciprocating shivering |
| CN201013767Y (en) * | 2007-03-05 | 2008-01-30 | 李颖仲 | Telescope-feed long cone static-kinetic pressure chief axis structure |
| CN201275724Y (en) * | 2008-10-24 | 2009-07-22 | 北京第二机床厂有限公司 | Grinding head apparatus with multiple sand wheel main shaftings |
-
2008
- 2008-10-24 CN CN2008102250434A patent/CN101722471B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4090743A (en) * | 1976-02-17 | 1978-05-23 | Toyoda-Koki Kabushiki-Kaisha | Fluid bearing including both hydrodynamic and hydrostatic bearings |
| CN2822877Y (en) * | 2005-08-18 | 2006-10-04 | 无锡开源机床集团有限公司 | Grinding wheel main shaft structure for numerical control roller grinder |
| CN2928385Y (en) * | 2006-06-10 | 2007-08-01 | 上海机床厂有限公司 | Dynmaic and static pressure bearing grinder emergy wheel frame of axial reciprocating shivering |
| CN201013767Y (en) * | 2007-03-05 | 2008-01-30 | 李颖仲 | Telescope-feed long cone static-kinetic pressure chief axis structure |
| CN201275724Y (en) * | 2008-10-24 | 2009-07-22 | 北京第二机床厂有限公司 | Grinding head apparatus with multiple sand wheel main shaftings |
Non-Patent Citations (2)
| Title |
|---|
| JP特开平10-175137A 1998.06.30 |
| 才桂芳等.M8861外滚道磨床砂轮主轴的改造.《轴承》.2008,(第4期),24. * |
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| CN101722471A (en) | 2010-06-09 |
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