CN203356651U - Special-purpose yoke drilling device for giant wind turbine rotor - Google Patents
Special-purpose yoke drilling device for giant wind turbine rotor Download PDFInfo
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- CN203356651U CN203356651U CN 201320423304 CN201320423304U CN203356651U CN 203356651 U CN203356651 U CN 203356651U CN 201320423304 CN201320423304 CN 201320423304 CN 201320423304 U CN201320423304 U CN 201320423304U CN 203356651 U CN203356651 U CN 203356651U
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Abstract
The utility model discloses a special-purpose yoke drilling device for a giant wind turbine rotor. The special-purpose yoke drilling device for the giant wind turbine rotor comprises a numerical control rotary table which is arranged in a foundation pit, wherein the numerical control rotary table is provided with a rotary table, a tabletop of the rotary table is parallel and level to the ground, a numerical control mechanical skid table is arranged on the tabletop of the rotary table, and is provided with a seven-axis porous drilling device or a numerical control tapping machine, the bottom portion of a rotor support is arranged on a positioning disc base which is arranged on the ground, the rotor support is arranged above the seven-axis porous drilling device to enable a bit on the seven-axis porous drilling device to correspond to workpiece to be processed on the rotor support. The special-purpose yoke drilling device for the giant wind turbine rotor can achieve accurate indexing by adopting the numerical control rotary table, two drilling devices can back and forth move through the numerical control mechanical skid table in the relative directions, are automatically locked after being indexed, a porous drilling automatic control system achieves to process two kinds of workpiece through a set of equipment, processed drill holes completely meet the requirement of the design, and the special-purpose yoke drilling device for the giant wind turbine rotor guarantees machining precision, improves work efficiency, reduces labor strength, and saves process cost.
Description
Technical field
The utility model relates to a kind of machinery processing apparatus, particularly a kind of huge wind power generating set rotor rim boring special purpose device.
Background technology
Wind-powered electricity generation is world development green clean energy resource especially rapidly, wind-power electricity generation be also China developed rapidly in recent years can give birth to energy industry, the development wind-powered electricity generation is the important measures of implementing the energy sustainable development strategy.At present external wind-power electricity generation is just with annual speed increment more than 30%.2003 annuity wind science and technology have been born national " 863 " high technology item " development of MW class wind turbine group ", with German Vensys company cooperation research and development, have developed 62/1200kW wind-powered electricity generation unit.Within 2005, my company has participated in Xinjiang Jinfeng Technology Co., Ltd's new and high technology project " the megawatt machine directly drives the trial production of new products of permanent-magnetic wind driven generator group ".1.5Mw, the general technical level of 2.5Mw direct-drive permanent magnet wind power generator group reached the advanced level of wind-powered electricity generation unit of the same type in the world, stable and reliable for performance, filled up the blank of domestic Wind Power Generation Industry.Wherein the machined difficulty of this wind power generating set key equipment and parts is very large, general work piece is the huge plate-like of taking turns as 1.5Mw, 2.5Mw rotor field spider, 5 meters left and right of its diameter, weigh more than 10 tons, especially be inner 88 groups of 1.5Mw rotor field spider yoke 6 M8 blind holes that oblique line distributes, inner 84 groups of 2.5Mw rotor rim, be 7 M10 blind holes that oblique line distributes.Be the gradient difference of oblique line distribution hole on two kinds of rotors, the 528-M8 blind hole is bored in designing requirement in 1.5Mw rotor field spider yoke, bores the 588-M10 blind hole in 2.5Mw rotor field spider yoke.Be screwed magnetic links, can improve the fixing reliability of magnet steel, improve magnetic pole magnetic pole dimensional accuracy, alinco assembled is open, easily observes, measures, adjusts, changes magnetic links.Hole location requires 1 millimeter.Traditional process for machining is that after locating by the hole processed with drill jig, the operator enters in rotor and holes one by one with magnetic drill.A plurality of workmans operate simultaneously, affect machining accuracy and time-consuming.Can not meet the process requirements of current batch production.Utilize numerical control borer boring, though can meet required precision, but still be that a drill bit is holed one by one, production efficiency is lower, and the numerical control borer processing cost is large, can't solve the problem of holing quickly and accurately in yoke inside.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of huge wind power generating set rotor rim boring special purpose device, has reduced operation easier, has improved craft precision and operating efficiency.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of huge wind power generating set rotor rim boring special purpose device, comprise the NC rotary table 2 that is arranged in foundation ditch 10, the table top rotary table concordant with ground 3 is installed on NC rotary table 2, numerical controlled machinery slide unit 1 is installed on rotary table 3 table tops, seven axle multi-hole drills 5 or numerical control tapping machine 14 are installed on numerical controlled machinery slide unit 1, the bottom of rotor field spider 12 is arranged on the positioning disk base 4 that is positioned at ground, rotor field spider 12 is positioned at seven axle multi-hole drill 5 tops, so that the workpiece to be processed on the drill bit respective rotor support 12 on seven axle multi-hole drills 5.
Described NC rotary table 2 connects digital control system 8 and is controlled and rotated by it.
Described seven axle multi-hole drill 5 multi-hole drills are that six hole drills or seven apertures in the human head bore.
Compared with prior art, because the utility model adopts NC rotary table, can reach the accurate calibration of 84,88 decile, the drilling equipment of two relative directions can move around by the numerical controlled machinery slide unit, auto lock after calibration, multi-hole drill automation control system, saved and changed seven axle multi-hole drills, do not need line, drill jig, just can guarantee distance and position degree requirement between each hole, realized the idea with two kinds of workpiece of a set of equipment processing.This device solves low with traditional method drilling efficiency, higher with the heavy duty machine tools costs, and can only process one at every turn, rotor also will lift problems such as easily causing distortion back and forth.Adopt this special purpose device can be without the movable rotor support, two relative drilling equipments be worked simultaneously.Processing boring meets designing requirement fully, has guaranteed machining accuracy, has improved operating efficiency, has reduced labour intensity, has saved processing cost.
The accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model numerical control tapping machine scheme of installation.
The specific embodiment
Describe embodiment of the present utility model in detail below in conjunction with drawings and Examples.
As shown in Figure 1, a kind of huge wind power generating set rotor rim boring special purpose device, comprise the NC rotary table 2 that is arranged in foundation ditch 10, and NC rotary table 2 connects digital control system 8 and controlled and rotated by it.The table top rotary table concordant with ground 3 is installed on NC rotary table 2, numerical controlled machinery slide unit 1 is installed on rotary table 3 table tops, seven axle multi-hole drills 5 or numerical control tapping machine 14 are installed on numerical controlled machinery slide unit 1, seven axle multi-hole drills 5 are that six hole drills or seven apertures in the human head bore, on it, with grease pump 11, return pipe assembly 7 and the cooling and lubricating system 9 of system are positioned at underground.The bottom of rotor field spider 12 is arranged on Workpiece clamping device 6 on the positioning disk base 4 that is positioned at ground, and rotor field spider 12 is positioned at seven axle multi-hole drill 5 tops, so that the workpiece to be processed on the drill bit respective rotor support 12 on seven axle multi-hole drills 5.
Specific embodiments of the present utility model and installation and application are as follows:
At first, look for a relatively spacious place.Beat bottom surface and the surrounding of foundation ditch 10 with cement, the bottom surface relative level is installed NC rotary table 2 on the bottom of foundation, installs back revolving worktable 3 on NC rotary table 2, guarantees that mounted NC rotary table 2 rotates flexibly, and calibration is accurate.Numerical controlled machinery slide unit 1 is installed, seven axle multi-hole drills 5 are connected with numerical controlled machinery slide unit 1, the grease pump 11 of seven axle multi-hole drills 5 is installed, install back water pipe assembly 7 and cooling and lubricating system 9, guarantee to run well.Then digital control system 8 is installed and is used for controlling the operation of numerical control rotary work 2 and seven axle multi-hole drills 5.Check the position relationship of each drill bit on seven axle multi-hole drills 5 after installing, and the perpendicularity requirement, require drilling rod to rotate flexibly, seven apertures in the human head bores and six hole drills can switch smoothly.
Secondly, positioning disk base 4 is installed on the ground, the centering position, be lifted on rotor field spider 12 on positioning chassis 4, and with Workpiece clamping device 6 fixed rotor supports 12.Regulate seven axle multi-hole drills 5 and NC rotary table 2, guarantee position of the every rotation of rotary table 3, the drill bit on seven axle multi-hole drills 5 can be aimed at the Working position of workpiece to be machined.
Finally, operation, first utilize NC rotary table 2 to rotate a circle seven axle multi-hole drills 5 after installing, check that whether calibration is accurate, after determining that calibration accurately, start seven axle multi-hole drills 5, check whether normally operation of cooling and lubricating system 9, simultaneously whether the drill bit of seven axle multi-hole drills 5 rotation, after checking normally, seven axle multi-hole drills 5 are near rotor field spider 12 yoke inwalls, open seven axle multi-hole drills 5, measurement size after two row's inclined hole 2 * 7-M8 bottom outlets of 1 relative position of processing, find out of question after, starting automation processes continuously, otherwise adjust Working position until accurate positioning, after 180 ° of NC rotary table 2 worktable rotaries, the outside upper institute of rotor rim is porose completes processing.Machine rear first will the measurement after qualified and remove seven axle multi-hole drills 5, change tapping machine support 13, numerical control tapping machine 14 is installed, as shown in Figure 2.Adjust the position screw tap and aim at institute's bottoming hole, carry out tapping.The principle same with boring, tapping machine completes porose tapping after rotating 18 °.After checking that screwed hole is qualified, remove tapping machine support 13, unload rotor field spider 12.
Claims (3)
1. a huge wind power generating set rotor rim boring special purpose device, it is characterized in that, comprise the NC rotary table (2) that is arranged in foundation ditch (10), the table top rotary table concordant with ground (3) is installed on NC rotary table (2), numerical controlled machinery slide unit (1) is installed on rotary table (3) table top, upper seven axle multi-hole drills (5) or the numerical control tapping machine (14) installed of numerical controlled machinery slide unit (1), the bottom of rotor field spider (12) is arranged on the positioning disk base (4) that is positioned at ground, rotor field spider (12) is positioned at seven axle multi-hole drill (5) tops, so that the workpiece to be processed on the drill bit respective rotor support (12) on seven axle multi-hole drills (5).
2. huge wind power generating set rotor rim boring special purpose device according to claim 1, is characterized in that, described NC rotary table (2) connects digital control system (8) and controlled and rotated by it.
3. huge wind power generating set rotor rim boring special purpose device according to claim 1, is characterized in that, the multi-hole drill of described seven axle multi-hole drills (5) is that six hole drills or seven apertures in the human head bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320423304 CN203356651U (en) | 2013-07-16 | 2013-07-16 | Special-purpose yoke drilling device for giant wind turbine rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320423304 CN203356651U (en) | 2013-07-16 | 2013-07-16 | Special-purpose yoke drilling device for giant wind turbine rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203356651U true CN203356651U (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320423304 Expired - Lifetime CN203356651U (en) | 2013-07-16 | 2013-07-16 | Special-purpose yoke drilling device for giant wind turbine rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203356651U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834476A (en) * | 2016-05-13 | 2016-08-10 | 中国东方电气集团有限公司 | Novel efficient automatic drilling device |
| CN105834748A (en) * | 2016-05-13 | 2016-08-10 | 中国东方电气集团有限公司 | Automatic drilling device for large motor rotor |
| CN105855881A (en) * | 2016-05-13 | 2016-08-17 | 中国东方电气集团有限公司 | Multi-station automatic drilling equipment for rotary parts |
| CN110561123A (en) * | 2019-10-18 | 2019-12-13 | 江苏振江新能源装备股份有限公司 | Rotor large barrel inner wall drilling and tapping mechanism |
| ES2923324A1 (en) * | 2021-03-10 | 2022-09-26 | Zayer S A | SET OF MACHINES FOR CHIP REMOVING, SUPPLY OF MATERIAL AND/OR MEASUREMENT IN PARTS (Machine-translation by Google Translate, not legally binding) |
| CN118417601A (en) * | 2024-07-03 | 2024-08-02 | 丰县翼虎精密零部件有限公司 | Rear axle housing sleeve pin processing equipment |
-
2013
- 2013-07-16 CN CN 201320423304 patent/CN203356651U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834476A (en) * | 2016-05-13 | 2016-08-10 | 中国东方电气集团有限公司 | Novel efficient automatic drilling device |
| CN105834748A (en) * | 2016-05-13 | 2016-08-10 | 中国东方电气集团有限公司 | Automatic drilling device for large motor rotor |
| CN105855881A (en) * | 2016-05-13 | 2016-08-17 | 中国东方电气集团有限公司 | Multi-station automatic drilling equipment for rotary parts |
| CN110561123A (en) * | 2019-10-18 | 2019-12-13 | 江苏振江新能源装备股份有限公司 | Rotor large barrel inner wall drilling and tapping mechanism |
| ES2923324A1 (en) * | 2021-03-10 | 2022-09-26 | Zayer S A | SET OF MACHINES FOR CHIP REMOVING, SUPPLY OF MATERIAL AND/OR MEASUREMENT IN PARTS (Machine-translation by Google Translate, not legally binding) |
| CN118417601A (en) * | 2024-07-03 | 2024-08-02 | 丰县翼虎精密零部件有限公司 | Rear axle housing sleeve pin processing equipment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
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| CX01 | Expiry of patent term |