CN101890525A - Impeller processor - Google Patents
Impeller processor Download PDFInfo
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- CN101890525A CN101890525A CN2010101853889A CN201010185388A CN101890525A CN 101890525 A CN101890525 A CN 101890525A CN 2010101853889 A CN2010101853889 A CN 2010101853889A CN 201010185388 A CN201010185388 A CN 201010185388A CN 101890525 A CN101890525 A CN 101890525A
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Abstract
Processing machine processing impellers has 3 linear axis and 1 rotating shaft of quadrature, and the workbench of workpiece is arranged with this rotating shaft rotation mounting.Make man-hour rotating shaft with respect to 1 linear axis of level tilt angle theta only adding.When the anterior angle of the primary blades of the impeller that will process was β (β＞0), the tilt angle theta of rotating shaft was α≤θ≤β at the advancing angle α of splitterr vanes front end when being positive angle; Be 0 or be 0＜θ≤β during negative angle at this advancing angle α.
Description
Technical field
Impeller Machining 4 axis processing machines that the present invention relates to only have 3 axles and 1 rotating shaft of quadrature and make the workbench rotation of mounting workpiece with this rotating shaft.
Background technology
In recent years, require high efficiency, high performance for the impeller that is used in turbine device etc., its result has entered the complicated, diversified of shape, and the shape of the blade of impeller (wing) becomes three-dimensional twisted structure.In addition, a blade is covered by adjacent vanes.
Impeller for example has following two kinds, and a kind of is the impeller 1 (hereinafter referred to as the impeller of the first kind) that has primary blades 12 and splitterr vanes 14 as shown in Figure 1; Another kind is not have splitterr vanes as shown in Figure 2 and the impeller 2 (hereinafter referred to as the impeller of second type) that only has primary blades 12.The impeller 1 of these first kind and the impeller 2 of second type all are configured as one and cut out structure.And, the primary blades 12 in the impeller 1 of the first kind and splitterr vanes 14, and the impeller 2 of second type in primary blades 12 all be designed to be identical shape at arbitrary section perpendicular to its central shaft, and equally spaced be configured on the wheel hub surface 10.
As shown in Figure 3, the impeller 2 of second type forms its primary blades 12 and has the anterior angle of angle beta.Here, so-called anterior angle β is the extended line 17 and base portion plane 16 angulations of the belly of primary blades 12.
In addition, shown in Fig. 4 A and Fig. 4 B, the impeller 1 of the first kind forms, and the front end of its splitterr vanes 14 has the advancing angle of angle α, and its primary blades 12 has the anterior angle of angle β.Here, the advancing angle α of so-called splitterr vanes front end is the extended line 18 and base portion plane 16 angulations of the front end of splitterr vanes 14.In addition, so-called anterior angle β is identical with the situation of the impeller 2 of above-mentioned second type, is the extended line 17 and base portion plane 16 angulations of the belly of primary blades 12.In addition, the symbol 19 among Fig. 4 A and Fig. 4 B is impeller middle spindles.
Here, be positive angle if establish the anterior angle β shown in Fig. 4 B (and Fig. 3), then the advancing angle α shown in Fig. 4 A also is identical positive direction.This is because in Fig. 4 A and Fig. 4 B, and the extended line 17 of the belly of primary blades 12 tilts to identical direction with respect to base portion plane 16 (though angle is different) with the extended line 18 of the front end of splitterr vanes 14.Relative therewith, advancing angle α shown in Figure 5 is negative angle.This is because under the situation of Fig. 5, and the extended line 18 of the front end of splitterr vanes 14 tilts to the direction (negative direction) opposite with the extended line 17 of the belly of primary blades 12 with respect to base portion plane 16.
Under the situation of the impeller 2 of the impeller 1 of the first kind of processing above-mentioned explanation with 3 axis processing machines or second type,, then exist point of a knife not arrive the situation (undercut) at position of the needs processing of workpiece if only press close to instrument from 1 direction of workpiece.Therefore, arrive the working position that needs of workpiece, need the angle that this workpiece tilts to need is processed in order to make the instrument point of a knife.
For example, when the front end of processing splitterr vanes 14, need make workpiece (impeller 1) lift and tilt more than the above-mentioned advancing angle α from horizontal level.In addition, when the front (preceding hectare of face) of processing primary blades 12, workpiece (impeller 1,2) is tilted in the scope of horizontal level below above-mentioned anterior angle β.In order to process this impeller, be 3 that utilize except X-axis, Y-axis, this quadrature of Z axle in the past, also have 5 axis processing machines of two rotating shafts (for example B axle and C axle) that are used to rotate tilted workpiece.
If though do not use this 5 axis processing machines, then can not process impeller (3 dimension blade), 5 axis processing machine costlinesses rise owing to this 5 axis processing machine of use causes product price.
Therefore, TOHKEMY 2003-94264 communique discloses following method: be a kind of side and positive method of using 3 control machining centers to process to be installed in the workpiece on the workpiece table device (2 method for processing surface), comprise: make the second workbench calibration rotation that workpiece is installed and process successively this workpiece the side the side manufacturing procedure and make fixed configurations have first workbench of workpiece table device roughly to rotate 90 ° and the positive manufacturing procedure of processing the front of above-mentioned workpiece.These 3 control machining centers must possess 2 rotating shafts that are used to make index table rotation and inclination, and it is complicated that its result, the structure of device become.
In addition, Japanese kokai publication sho 61-109608 communique has proposed following Impeller Machining technology: the main board material of impeller is fixed with the state of angle [alpha] that only tilts arbitrarily with respect to the X-Y plane of processing machine workbench by anchor clamps, with respect to X, the Y of cutting element (slotting cutter), 3 position of Z direction, and utilize above-mentioned cutting element to cut out and one-body molded the mainboard of impeller and the blade by 3 control device control platens.
But this technology is can be that the anchor clamps of center rotation calibration are fixed on the workbench with the direction that tilts, and carries out the processing of impeller by 3 position only controlling X, Y, Z direction, is not by 4 control processing impellers.
Summary of the invention
So the objective of the invention is to can be with the 4 axis processing machines processing impeller of 3 and 1 rotating shafts only having quadrature.
To achieve these goals, impeller processor of the present invention has 3 linear axis and 1 rotating shaft of quadrature, and the rotating shaft leaning device that has the workbench of workpiece, this impeller processor to comprise to make above-mentioned rotating shaft to tilt and fix less than the arbitrarily angled θ of 90 degree with this rotating shaft rotation mounting for greater than 0 degree with respect to an axle in above-mentioned 3 linear axis.And, by 4 axle processing impellers of above-mentioned 3 linear axis and a rotating shaft.
Under the situation of the impeller that will process for the type that do not have splitterr vanes and only have primary blades, above-mentioned rotating shaft leaning device is made as the inclination fixed angle θ of above-mentioned rotating shaft the angle of the anterior angle β that is no more than above-mentioned primary blades.
At the impeller that will process is to have under the situation of type of primary blades and splitterr vanes, at the anterior angle β that makes above-mentioned primary blades for when its direction is positive angle, the advancing angle α of the front end of above-mentioned splitterr vanes also becomes when its direction is positive angle, and above-mentioned rotating shaft leaning device is made as the inclination fixed angle θ of above-mentioned rotating shaft more than the advancing angle α of front end of splitterr vanes and is no more than the angle θ of the anterior angle β of primary blades (α≤θ≤β).
At the impeller that will process is to have under the situation of type of primary blades and splitterr vanes, at the anterior angle β that makes above-mentioned primary blades for when this direction is positive angle, when the advancing angle α of the front end of above-mentioned splitterr vanes became negative angle owing to its direction is opposite with anterior angle β, above-mentioned rotating shaft leaning device was made as the inclination fixed angle θ of above-mentioned rotating shaft the angle θ of the anterior angle β that is no more than primary blades.
According to the present invention, 4 axis processing machines of 3 and one rotating shafts by only having quadrature can be processed impeller.
Description of drawings
Fig. 1 is the stereogram of an example that expression has the impeller (impeller of the first kind) of primary blades and splitterr vanes.
Fig. 2 is that expression does not have splitterr vanes and only has the stereogram of an example of the impeller (impeller of second type) of primary blades.
Fig. 3 is the figure that the primary blades of the impeller of explanation second type has the anterior angle of angle beta.
Fig. 4 A and Fig. 4 B are the advancing angles that explanation front end of its splitterr vanes 14 in the impeller of the first kind has angle α, its primary blades 12 has the figure of example of the anterior angle of angle β, here, if being made as the anterior angle β of above-mentioned primary blades from its direction is positive angle, then also to become from its direction be positive angle to the advancing angle α of splitterr vanes front end.
Fig. 5 is the figure of the advancing angle α of explanation front end of its splitterr vanes in the impeller of the first kind for the example of negative angle.
Fig. 6 is the figure of an embodiment that utilizes impeller processor of the present invention of the impeller of the impeller of the expression processing first kind shown in Figure 1 and second type shown in Figure 2.
Fig. 7 is the explanation rotating shaft center that makes the rotary table in the impeller processor shown in Figure 6 with respect to the trunnion axis figure that processes of tiltangle only.
Fig. 8 is the summary construction diagram of 4 numerical control device of control impeller processor shown in Figure 6.
Fig. 9 A and Fig. 9 B are the figure that the splitterr vanes of the impeller that uses the impeller processor processing shown in Figure 6 first kind shown in Figure 1 are described.
Figure 10 is the figure that the primary blades of the impeller that uses the impeller processor processing shown in Figure 6 first kind shown in Figure 1 is described.
The specific embodiment
One embodiment of impeller processor of the present invention is described with reference to Fig. 6.This impeller processor uses vertical machine, and mark 32 is the main tapping of this vertical machine.
The movable axis that the straight line of 2 of levels that this vertical machine has X-axis, a Y-axis and the Z axle vertical with these X-axis, Y-axis is 3.Tilting table 34 is installed on mounting table 36, and rotary table 20 is fixed in this tilting table 34.This rotary table 20 possesses the disk 22 that rotates with the rotating shaft center shown in the chain-dotted line 28 in Fig. 6.This rotating shaft center 28 is as shown in Figure 7 with respect to as the X-axis of one of trunnion axis tiltangle only.On above-mentioned disk 22, connector 26 is installed, workpiece 3 is installed at an end of this connector 26 by bolt 24.
Lathe shown in Figure 6 is to have 3 (X-axis, Y-axis, Z axle) of straight line and around 4 axis processing machines of the rotating shaft (C axle) of rotating shaft center 28 rotation.Therefore, the numerical control device of this 4 axis processing machine of control is described with reference to Fig. 8.
Processor (CPU) 41 reads the system program in the ROM zone that is stored in memory 42 by bus 58, according to the integral body of this system program that reads control numerical control device 100.Store interim calculated data and video data and operating personnel various data at the ram region of memory 42 by 59 inputs of display/MDI (manualdata input) unit.In addition, in the non-volatile memory that constitutes by the SRAM of memory 42 etc., procedure that storage is read by interface 43 and the procedure by display/MDI unit 59 inputs etc.
The external equipment of connector etc. (not shown) is connected with interface 43 by numerical control device 100, reads in procedure and various parameters etc. from external equipment.In addition, editor's procedure can be stored in external memory unit (not shown) by external equipment in numerical control device 100.PMC (programmable machine controller) 44 utilizes the sequential programme that is built in numerical control device 100 to control by the I/O element output signal to the servicing unit of lathe, and, receive the operation board be disposed at machine body various switches etc. signal and they are carried out sending to CPU41 after the necessary processing.
Display/MDI unit 59 is the manual data input units that possess display and keyboard etc., and interface 46 receives from instruction, the data of the keyboard of display/MDI unit 59 and sends to CPU41.This interface 47 is connected the operation board 60 that possesses manual impulsator etc.
The axle control circuit 48,50,52,54 of each (X-axis, Y-axis, Z axle, C axle) receives the move amount from each of CPU41, and with each instruction to servo amplifier 49,51,53,55 outputs of correspondence.These servo amplifiers 49,51,53,55 receive this instruction, and the driving correspondence (each) servomotor 61～64.Each carries out the FEEDBACK CONTROL (having omitted the relevant structure of this FEEDBACK CONTROL in Fig. 8) of position and speed.
The numerical control device 100 that to control this 4 axis processing machine be lathe makes instrument (slotting cutter) move along X-axis, Y-axis, 3 directions of Z axle with respect to workpiece 3, and by making this workpiece 3 around the rotation of C axle, thereby the aerofoil of processing impeller by 4 controls is all.The procedure that is used for this processing uses the program of 4 instructions.
Here, with reference to the processing of the splitterr vanes 14 of the impeller 1 of Fig. 9 A and Fig. 9 B explanation first kind as shown in Figure 1.Here, be used for the instrument of impeller 1,, be installed in by connector 26 and wind with respect to X-axis (trunnion axis) only on the disk 22 of rotating shaft center 28 rotation of tiltangle as Figure 6 and Figure 7.That is, the central shaft 19 of the impeller that will form 1 shown in Fig. 9 A is with respect to trunnion axis (X-axis) tiltangle only, and in addition, the front end of its splitterr vanes 14 has the advancing angle of angle α with respect to vertical axis (Z axle) shown in Fig. 4 A.
If make the central shaft 19 of impeller 1 become level (θ=0) or tilt to be the following angle θ of the advancing angle α of the front end of splitterr vanes 14 (θ＜α) with respect to trunnion axis (X-axis), then can not process the front end (that is, the front end at splitterr vanes 14 forms undercut) of these splitterr vanes 14., if make the central shaft 19 of impeller 1 be the above angle θ (θ 〉=α), then can process the front end of these splitterr vanes 14 of the advancing angle α of the front end of splitterr vanes 14 with respect to trunnion axis (X-axis) inclination.
In the impeller 1 of the first kind, shown in Fig. 4 A and Fig. 4 B, the anterior angle β that has a primary blades 12 is than the big (situation of α≤β) of the advancing angle α of the front end of its splitterr vanes 14.Under the situation of this impeller 1, if the central shaft 19 that makes impeller 1 is above and be no more than the angle θ of the anterior angle β of primary blades 12 (α≤θ≤β) then all can process any one of front of the front end of splitterr vanes 14 and primary blades 12 with respect to the advancing angle α of the front end of trunnion axis (X-axis) inclination splitterr vanes 14.
In addition, even the impeller 2 of second type shown in Figure 2 and as shown in Figure 5 the anterior angle β of primary blades 12 be the advancing angle α of the front end of positive angle, splitterr vanes 14 be 0 or the situation of the impeller 1 of the first kind of negative angle under, if the central shaft 19 that makes impeller 1 is above and be no more than the angle θ of the anterior angle β of primary blades 12 (0＜θ≤β) then all can process any one of front of the front end of splitterr vanes 14 and primary blades 12 with respect to trunnion axis (X-axis) 0 degree that tilts.
Then, with reference to the processing of the primary blades 12 of the impeller 1 of Figure 10 A and Figure 10 B explanation first kind shown in Figure 9.
If make the central shaft 19 of the impeller 1 angle θ (θ≤β), then can process the aerofoil of primary blades 12 following with respect to the anterior angle β of trunnion axis (X-axis) inclination primary blades 12., if make the central shaft 19 of impeller 1 tilt to be the big (θ＞β), then can not process this primary blades 12 (promptly on primary blades 12, forming undercut) of anterior angle β than primary blades 12 with respect to trunnion axis (X-axis).
Claims (4)
1. impeller processor has 3 linear axis and 1 rotating shaft of quadrature, and with this rotating shaft rotation mounting the workbench of workpiece is arranged, it is characterized in that,
Comprise the rotating shaft leaning device that makes above-mentioned rotating shaft tilt and fix less than the 90 arbitrarily angled θ that spend for greater than 0 degree with respect to an axle in above-mentioned 3 linear axis,
4 axle processing impellers by above-mentioned 3 linear axis and a rotating shaft.
2. impeller processor according to claim 1 is characterized in that,
Under the situation of the impeller that will process for the type that do not have splitterr vanes and only have primary blades, above-mentioned rotating shaft leaning device is made as the inclination fixed angle θ of above-mentioned rotating shaft the angle of the anterior angle β that is no more than above-mentioned primary blades.
3. impeller processor according to claim 1 is characterized in that,
At the impeller that will process is to have under the situation of type of primary blades and splitterr vanes, at the anterior angle β that makes above-mentioned primary blades for when its direction is positive angle, the advancing angle α of the front end of above-mentioned splitterr vanes also becomes when its direction is positive angle, and above-mentioned rotating shaft leaning device is made as the inclination fixed angle θ of above-mentioned rotating shaft more than the advancing angle α of front end of splitterr vanes and is no more than the angle θ of the anterior angle β of primary blades (α≤θ≤β).
4. impeller processor according to claim 1 is characterized in that,
At the impeller that will process is to have under the situation of type of primary blades and splitterr vanes, at the anterior angle β that makes above-mentioned primary blades for when its direction is positive angle, when the advancing angle α of the front end of above-mentioned splitterr vanes became negative angle owing to its direction is opposite with anterior angle β, above-mentioned rotating shaft leaning device was made as the inclination fixed angle θ of above-mentioned rotating shaft the angle θ of the anterior angle β that is no more than primary blades.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009124169A JP4787347B2 (en) | 2009-05-22 | 2009-05-22 | Impeller processing machine |
| JP2009-124169 | 2009-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101890525A true CN101890525A (en) | 2010-11-24 |
| CN101890525B CN101890525B (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010185388.9A Active CN101890525B (en) | 2009-05-22 | 2010-05-20 | Impeller processor |
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| JP (1) | JP4787347B2 (en) |
| CN (1) | CN101890525B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275516A (en) * | 2013-07-11 | 2015-01-14 | 发那科株式会社 | Impeller and method of machining same |
| CN105765473A (en) * | 2013-11-29 | 2016-07-13 | 株式会社牧野铣床制作所 | Device for controlling machine tool |
| CN107116375A (en) * | 2016-02-25 | 2017-09-01 | 上海舜富压铸股份有限公司 | A kind of four axle semi-linkage frocks |
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| JP5728589B2 (en) | 2011-10-17 | 2015-06-03 | 本田技研工業株式会社 | Impeller manufacturing method |
| JP2013139066A (en) * | 2012-01-04 | 2013-07-18 | Ihi Corp | Method and apparatus for manufacturing impeller |
| JP5854892B2 (en) * | 2012-03-08 | 2016-02-09 | セイコーインスツル株式会社 | Work processing jig, work automatic processing apparatus, work processing method, work processing program, and recording medium |
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| CN116710660A (en) * | 2021-04-22 | 2023-09-05 | 株式会社Ihi | Impeller, centrifugal compressor, and method for manufacturing impeller |
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| GB590788A (en) * | 1944-07-14 | 1947-07-29 | Charles Benjamin Devlieg | Impeller vane milling machine |
| US2480807A (en) * | 1944-11-18 | 1949-08-30 | Thompson Prod Inc | Method of and apparatus for making impeller wheels |
| US2782691A (en) * | 1953-06-17 | 1957-02-26 | Garrett Corp | Machine for making impellers |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275516A (en) * | 2013-07-11 | 2015-01-14 | 发那科株式会社 | Impeller and method of machining same |
| CN104275516B (en) * | 2013-07-11 | 2018-08-24 | 发那科株式会社 | The processing method of impeller and the impeller |
| CN105765473A (en) * | 2013-11-29 | 2016-07-13 | 株式会社牧野铣床制作所 | Device for controlling machine tool |
| CN105765473B (en) * | 2013-11-29 | 2018-05-18 | 株式会社牧野铣床制作所 | The control device of lathe |
| CN107116375A (en) * | 2016-02-25 | 2017-09-01 | 上海舜富压铸股份有限公司 | A kind of four axle semi-linkage frocks |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010269417A (en) | 2010-12-02 |
| CN101890525B (en) | 2015-03-04 |
| JP4787347B2 (en) | 2011-10-05 |
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