CN201950299U - Numerical control high precision static pressure rotating table - Google Patents
Numerical control high precision static pressure rotating table Download PDFInfo
- Publication number
- CN201950299U CN201950299U CN2010206667020U CN201020666702U CN201950299U CN 201950299 U CN201950299 U CN 201950299U CN 2010206667020 U CN2010206667020 U CN 2010206667020U CN 201020666702 U CN201020666702 U CN 201020666702U CN 201950299 U CN201950299 U CN 201950299U
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- China
- Prior art keywords
- static pressure
- numerical control
- lower body
- control high
- guide rail
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- Expired - Lifetime
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- 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
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/50—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism
- B23Q1/52—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism a single rotating pair
- B23Q1/522—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism a single rotating pair which is perpendicular to the working surface
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The utility model discloses a numerical control high precision static pressure rotating table, wherein a table surface, a table base and a table lower body are all of circular design, and a secondary pole and a first pole of a torque motor are respectively installed on the table lower body and table base. A table main shaft being a constant and static pressure main shaft bearing, a table support guide rail being an enclosed constant current static pressure guide rail, and a back pressure circular pressing plate being a constant and static pressure guide rail commonly form an enclosed static pressure guide rail. A motor cooling water distribution ring is arranged between the first pole of the torque motor and the table base, a motor protective cover is arranged on the table lower body, a return chute is arranged on the table base, and a table rotating C shaft is controlled in a closed loop by a circular grating. The numerical control high precision static pressure rotating table has the characteristics of high precision, high rigidity, high efficiency, compact structure, low manufacture cost and strong adaptation capability, etc., and is applicable to a plurality of fields, such as gear grinding machine, gear milling machine, gear hobbing machine, and vertical grinder, etc.
Description
Technical field
The utility model relates to a kind of numerical control high-precision static pressure rotary table, is applicable to numerical control high accuracy molded gear grinding machine, vertical mill teeth machine, high precision gear hobber.
Background technology
Fields such as China's equipment manufacture, naval vessel, military project, engineering machinery, electric power are very big to 4 meters of large-scale high-precisions, 5 meters large-sized numerical control molded gear grinding machine demands, and the numerical control formation teeth-grinding machine of domestic production maximum is 2 meters at present, can only dependence on import.The principal element that restriction China makes 4 meters, 5 meters large-sized numerical control molded gear grinding machines is not have large-sized numerical control high accuracy high pulling torque torque motor directly to drive the static pressure rotary table.
Summary of the invention
Goal of the invention of the present utility model provides a kind of numerical control high-precision static pressure rotary table, and this equipment has the advantage that the two-way hydrostatic slideway of the diameter of axle was directly driven, was provided with to high accuracy, high pulling torque torque motor.
The technical solution of the utility model is: work top, table base and workbench lower body all adopt circular design, and the torque motor time utmost point and the torque motor just utmost point are installed in respectively on workbench lower body and the table base.Workbench main shaft uses constant voltage hydrostatic spindle bearing, the stage support guide rail is the constant current closed hydrostatic slideway, the back-pressure round clamp is the constant voltage hydrostatic slideway, the common closed hydrostatic slideway of forming, motor cooling ring sparger is housed between the first utmost point of torque motor and table base, motor shield is installed on the workbench lower body, and oil-recovery tank is installed on the table base, and work table rotation C axle is the closed-loop control of circle grating.
This workbench has precision height, rigidity height, efficient height, compact conformation, low cost of manufacture, adaptive capacity and can be applicable to characteristics such as gear grinding machines, mill teeth machine, gear-hobbing machine, vertical grinder by force.
Description of drawings
Below in conjunction with drawings and embodiments the utility model is described in detail.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the profile of Fig. 1.
Number in the figure:
1, work top 2, workbench lower body 3, circle grating
4, axially static pressure upper rail 5, hollow spindle 6, main shaft hydrostatic bearing radially
7, the torque motor time utmost point 8, the first utmost point 9 of torque motor, torque motor protective cover
10, table base 11, motor utmost point cooling just ring sparger 12, oil-recovery tank
13, axial hydrostatic slideway.
The specific embodiment
As shown in Figure 1, 2, static pressure rotary table of the present utility model adopts axially and radially two hydrostatic slideway, torque motor directly drives structure, work top 1, table base 10 and workbench lower body 2 all adopt circular design, workbench 1 is connected with lower body 2, revolution is directly to be driven by the torque motor time utmost point 7, the first utmost point 8 of torque motor, and the torque motor time utmost point 7 is installed on the workbench lower body 2, and the torque motor just utmost point 8 is installed on the table base 10.Can realize workbench 0～36r/min rotating speed.Workbench main shaft 5 uses constant voltage hydrostatic spindle bearing 6, the circular runout 0.002mm of workbench 1 axis of rotation.The stage support guide rail is a constant current closed hydrostatic slideway 13, and back-pressure round clamp 4 is the constant voltage hydrostatic slideway, forms closed hydrostatic slideway jointly, has guaranteed operating accuracy and reliability.Motor cooling ring sparger 11 is housed between the first utmost point 8 of torque motor and table base 10, and cooling water cools off by 11 pairs of motors of ring sparger.Motor shield 9 is installed on the workbench lower body 2, and oil-recovery tank 12 is installed on the table base 10, guarantees that free from admixture enters motor internal in the machine operation process.The maximum workpiece weight of stage support 40t, the about 60t of gross weight.Work table rotation (C axle) is circle grating 3(ROD880C) closed-loop control.
Claims (4)
1. numerical control high-precision static pressure rotary table, it is characterized in that: the work top of this workbench (1), table base (10) and workbench lower body (2) all adopt circular design, the torque motor time utmost point (7) is installed on the workbench lower body (2), and the torque motor just utmost point (8) is installed on the table base (10); Workbench main shaft (5) uses constant voltage hydrostatic spindle bearing (6), and the stage support guide rail is constant current closed hydrostatic slideway (13), and back-pressure round clamp (4) is the constant voltage hydrostatic slideway.
2. numerical control high-precision static pressure rotary table according to claim 1 is characterized in that: motor shield (9) is housed on workbench lower body (2), oil-recovery tank (12) is housed on table base (10).
3. want 2 described numerical control high-precision static pressure rotary tables according to right, it is characterized in that: motor cooling ring sparger (11) is housed between the first utmost point (8) of torque motor and table base (10).
4. numerical control high-precision static pressure rotary table according to claim 3 is characterized in that: work table rotation C axle is the closed-loop control of circle grating (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206667020U CN201950299U (en) | 2010-12-19 | 2010-12-19 | Numerical control high precision static pressure rotating table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206667020U CN201950299U (en) | 2010-12-19 | 2010-12-19 | Numerical control high precision static pressure rotating table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201950299U true CN201950299U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206667020U Expired - Lifetime CN201950299U (en) | 2010-12-19 | 2010-12-19 | Numerical control high precision static pressure rotating table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201950299U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398214A (en) * | 2011-12-21 | 2012-04-04 | 无锡市明鑫数控磨床有限公司 | Static pressure workbench for extra-large vertical grinder |
| CN102513898A (en) * | 2011-12-27 | 2012-06-27 | 长春设备工艺研究所 | Closed-loop transmission device for workpiece main shaft for grinding square optical elements interruptedly |
| CN102729052A (en) * | 2012-03-19 | 2012-10-17 | 浙江嘉力宝精机股份有限公司 | Static pressure workbench for forming gear grinding machine |
| CN103128561A (en) * | 2013-03-12 | 2013-06-05 | 河南科技大学 | Static-pressure direct drive rotating table |
| CN103692290A (en) * | 2014-01-02 | 2014-04-02 | 重庆机床(集团)有限责任公司 | Precise rotating table |
| CN103962577A (en) * | 2014-06-12 | 2014-08-06 | 芜湖日升重型机床有限公司 | Novel large vertical lathe |
| CN104006080A (en) * | 2014-05-06 | 2014-08-27 | 中信重工机械股份有限公司 | Closed hydrostatic bearing of large-scale heavy numerically-controlled machine tool rotating table |
| CN104400019A (en) * | 2014-11-20 | 2015-03-11 | 中国航空工业集团公司北京航空精密机械研究所 | Actively unloading hydrostatic pressure spindle |
| ITUB20151827A1 (en) * | 2015-07-02 | 2017-01-02 | Mario Carnaghi Spa | HYDROSTATIC ROTARY TABLE, PARTICULARLY FOR VERTICAL LATHES |
| CN107932314A (en) * | 2017-12-05 | 2018-04-20 | 无锡市明鑫数控磨床有限公司 | Vertical grinder enclosed internal feedback static pressure rotary worktable device |
-
2010
- 2010-12-19 CN CN2010206667020U patent/CN201950299U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398214A (en) * | 2011-12-21 | 2012-04-04 | 无锡市明鑫数控磨床有限公司 | Static pressure workbench for extra-large vertical grinder |
| CN102513898A (en) * | 2011-12-27 | 2012-06-27 | 长春设备工艺研究所 | Closed-loop transmission device for workpiece main shaft for grinding square optical elements interruptedly |
| CN102729052B (en) * | 2012-03-19 | 2014-07-30 | 浙江嘉力宝精机股份有限公司 | Static pressure workbench for forming gear grinding machine |
| CN102729052A (en) * | 2012-03-19 | 2012-10-17 | 浙江嘉力宝精机股份有限公司 | Static pressure workbench for forming gear grinding machine |
| CN103128561B (en) * | 2013-03-12 | 2015-12-02 | 河南科技大学 | A kind of static pressure direct drive turning workbench |
| CN103128561A (en) * | 2013-03-12 | 2013-06-05 | 河南科技大学 | Static-pressure direct drive rotating table |
| CN103692290A (en) * | 2014-01-02 | 2014-04-02 | 重庆机床(集团)有限责任公司 | Precise rotating table |
| CN103692290B (en) * | 2014-01-02 | 2016-06-29 | 重庆机床(集团)有限责任公司 | Precision rotary working table |
| CN104006080A (en) * | 2014-05-06 | 2014-08-27 | 中信重工机械股份有限公司 | Closed hydrostatic bearing of large-scale heavy numerically-controlled machine tool rotating table |
| CN104006080B (en) * | 2014-05-06 | 2016-05-11 | 中信重工机械股份有限公司 | A kind of large specification heavy digital control machine tool rotary table closed type static pressure bearing |
| CN103962577A (en) * | 2014-06-12 | 2014-08-06 | 芜湖日升重型机床有限公司 | Novel large vertical lathe |
| CN104400019A (en) * | 2014-11-20 | 2015-03-11 | 中国航空工业集团公司北京航空精密机械研究所 | Actively unloading hydrostatic pressure spindle |
| ITUB20151827A1 (en) * | 2015-07-02 | 2017-01-02 | Mario Carnaghi Spa | HYDROSTATIC ROTARY TABLE, PARTICULARLY FOR VERTICAL LATHES |
| CN107932314A (en) * | 2017-12-05 | 2018-04-20 | 无锡市明鑫数控磨床有限公司 | Vertical grinder enclosed internal feedback static pressure rotary worktable device |
| CN107932314B (en) * | 2017-12-05 | 2024-03-15 | 无锡市明鑫数控磨床有限公司 | Closed internal feedback static pressure rotary table device for vertical grinder |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110831 |
|
| CX01 | Expiry of patent term |