CN100423898C - Noncircular working device - Google Patents

Noncircular working device Download PDF

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Publication number
CN100423898C
CN100423898C CNB2006100594448A CN200610059444A CN100423898C CN 100423898 C CN100423898 C CN 100423898C CN B2006100594448 A CNB2006100594448 A CN B2006100594448A CN 200610059444 A CN200610059444 A CN 200610059444A CN 100423898 C CN100423898 C CN 100423898C
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CN
China
Prior art keywords
circular
noncircular
machining cell
working device
axis
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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.)
Expired - Fee Related
Application number
CNB2006100594448A
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Chinese (zh)
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CN1827299A (en
Inventor
林功泰
日比野正树
长沼典夫
饲沼喜代和
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Yamazaki Mazak Corp
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Yamazaki Mazak Corp
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Publication of CN1827299A publication Critical patent/CN1827299A/en
Application granted granted Critical
Publication of CN100423898C publication Critical patent/CN100423898C/en
Expired - Fee Related legal-status Critical Current
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Abstract

A working device of a noncircular workpiece, such as a piston of an internal combustion engine, is improved. A workpiece (10) is held by a work spindle and rotated. A noncircular working device (100) has a noncircular working unit base (110) and is provided with a servo motor (104). A noncircular working unit (120) is positioned along a Y axis, and an arbitrary cutting tool (133) is selected from a cutting tool group (130). A servo motor (112) reciprocates the noncircular working unit (120) on an X 2 axis in synchronization with the rotation of the work spindle and performs noncircular working of the workpiece (10).

Description

Noncircular working device
Technical field
The present invention relates to a kind of processing unit (plant) that is applicable to the tool table that the such non-circular workpiece of internal combustion engine is processed that possesses.
Background technology
Fig. 7 represents the piston that internal combustion engine is used, and piston 10 has on the main body 12, main body 12 of cast aluminium system and is formed with the through hole 13 that is used for inserting logical piston pin.Though the head of piston main body 12 is also made by casting aluminium material, the slot part 14 that is used to be provided with piston ring is to be made by cast iron.That is, piston 10 is made by the different metal material of cast aluminium and cast iron.
When the outer diameter part to this piston 10 was rotated machining, workpiece, promptly piston was fixed on the work spindle, makes its rotation, used rotary cut cutter T1 to carry out the external diameter cutting.
Piston 10 so synchronously move forward and backward by the rotation that makes cutter T1 and workpiece 1, carries out non-circular cutting owing to have the external diameter shape of non-circular (ellipse).
Non-circularly add man-hour carrying out this, synchronously move back and forth, can carry out non-circular processing by the rotation that makes common tool table and work spindle.
But tool table is equipped with a plurality of machining tools, and Heavy Weight, so inertia is also big.Therefore, can not adapt to moving back and forth of high speed.
The patent documentation of putting down in writing below 1 discloses a kind of device with the special-purpose tool table of non-circular processing.
[patent documentation 1] spy opens flat 5-200601 communique
Non-circular workpiece shown in Figure 7 is made of different metals, and not only will carry out the external diameter cutting, also needs to be used for the groove processing of installing ring.
Therefore, for noncircular working device, wish that it is equipped with suitable different material and a plurality of instruments of processing.
Summary of the invention
The objective of the invention is to, a kind of noncircular working device that is equipped with a plurality of instruments that are suitable for different materials and processing is provided.
To achieve the above object, noncircular working device of the present invention has: the non-circular machining cell that has possessed a plurality of cutters; Non-circular machining cell seat, it supports non-circular machining cell, and it can be slided freely along the axis of the radial direction of machining object; Non-circular processing motor, it is installed on the non-circular machining cell seat, and non-circular machining cell is moved back and forth; And detent mechanism, it positions non-circular machining cell seat along the axis with the axis quadrature of the radial direction of machining object.
And, noncircular working device of the present invention comprises: possessed workpiece head of controlling the work spindle that machining object is rotated and the noncircular working device of machining object being implemented non-circular processing, it is characterized in that noncircular working device has: the non-circular machining cell that has possessed a plurality of cutters; Non-circular machining cell seat, it is to rotate freely with non-circular machining cell supporting; Non-circular processing motor, it is installed on the non-circular machining cell seat, and non-circular machining cell seat is moved back and forth; With the mechanism that around the axis parallel, non-circular machining cell calibration is produced with the axis of machining object; Be equipped in the cutter on the non-circular machining cell, the set of knives of a plurality of cutters of being installed radially by the spinning movement direction of non-circular relatively machining cell constitutes.
(invention effect)
According to the present invention, material or machining shape that can corresponding machining object be selected optimal cutter, thereby can improve working (machining) efficiency.
Description of drawings
Fig. 1 is the key diagram of vertical lathe of having equipped the noncircular working device of the embodiment of the invention 1.
Fig. 2 is the vertical view of the major part of Fig. 1.
Fig. 3 is the cutaway view of the major part of Fig. 1.
Fig. 4 is the key diagram of vertical lathe of having equipped the noncircular working device of the embodiment of the invention 2.
Fig. 5 is the vertical view of the major part of Fig. 4.
Fig. 6 is the cutaway view of the major part of Fig. 4.
Fig. 7 is the key diagram of the example of the non-circular processing of expression.
The specific embodiment
Below, in conjunction with Fig. 1 to Fig. 3 the 1st embodiment of the present invention is described.
Fig. 1 is the key diagram of summary that expression is equipped with the vertical lathe of noncircular working device of the present invention, and Fig. 2 is the vertical view of major part, and Fig. 3 is the cutaway view of major part.
Have workpiece head 20 by symbol 1 its whole vertical lathe of expression, the workpiece head moves along the X-axis of horizontal direction and the Z axle of vertical direction on the plane of Fig. 1.
Workpiece head 20 has work spindle 30, and work spindle 30 is controlled workpiece 10 by chuck 32.
Vertical lathe 1 has cutterhead 40, and cutterhead 40 has rotary cutter platform 42.Rotary cutter platform 42 for example can be equipped 12 cutters along the rotation of axis circumference.
Under the situation of round piece, the workpiece head 20 and the cutterhead 40 that move along X-axis and Z axle synchronously utilize cutter T that workpiece 10 is processed.
Be configured in not the position of disturbing with cutterhead 40 by its whole noncircular working devices of symbol 100 expression.
Noncircular working device 100 has the Y-axis seat 102 on the base side that is fixed on vertical lathe.Dispose non-circular machining cell seat 110 on Y-axis seat 102, it is configured to and can slides freely on the Y direction vertical with the drawing of Fig. 1.The servomotor 104 that is equipped on the Y-axis seat 102 passes through drive screw, makes non-circular machining cell seat 110 move to the position of regulation on Y-axis.
On non-circular machining cell seat 110, be equipped with at X 2Slip non-circular machining cell 120 freely on the direction of principal axis.
Be equipped with servomotor 112 on non-circular machining cell seat 110, the rotation that makes non-circular machining cell 120 and work spindle 30 is synchronously at X 2Direction of principal axis moves back and forth.
As shown in Figure 2, be equipped with a series of set of knives 130 on the non-circular machining cell 120.
Under the situation of illustrated embodiment, set of knives 130 is made of 4 cutters 131,132,133,134.
Under the situation of present embodiment, used 4 cutters, but can prepare the cutter of any amount according to processing conditions.
Adding man-hour, driving y-axis motor 104, from set of knives 130, cutter 133 is being positioned on the axis consistent location with work spindle.
Then, control workpiece head drives X simultaneously on X-axis 2Spindle motor 112 synchronously makes non-circular machining cell 120 move back and forth with the rotation of work spindle, carries out non-circular processing.
When workpiece 10 is under the situation of piston, the difference that for example can be processed into major diameter and minor axis is the ellipse of 0.1mm~1.0mm degree.
Fig. 3 is the key diagram of the structure more specifically of expression noncircular working device.
Be equipped in y-axis motor 104 on the Y-axis seat 102 by driving, non-circular machining cell seat 110 is moved on Y direction.
Y-axis seat 102 has cylinder body 150, and piston 152 inserts non-circular machining cell 110 in it sliding freely after being positioned on the Y-axis, piston 152 to arrow F 1Direction is drop-down.Be provided with surface cam 56 on the front end of piston rod 154, non-circular machining cell seat 110 is fixed on the Y-axis seat 102.On non-circular machining cell seat 110, be provided with X 2Spindle motor 112, by ball screw 114 along X 2The non-circular machining cell 120 of axle control.
When the change of cutter arbitrarily of carrying out set of knives 130, to fix as long as remove, above-mentioned repeatedly operation gets final product.
As mentioned above, the noncircular working device of the above embodiments 1, the cutter that can select to take the post as meaning from a plurality of set of knives of arranging in Y direction carries out non-circular processing.Thereby,, can enhance productivity by using the cutter of suitable processing conditions.
In addition, by the weight on the non-circular machining cell that moves back and forth at a high speed is limited to Min., can reduce inertia force, thereby can adapt to High-speed machining.
Below, in conjunction with Fig. 4 to Fig. 6, embodiments of the invention 2 are described.
Fig. 4 is the key diagram of summary that expression is equipped with the vertical lathe of noncircular working device of the present invention, and Fig. 5 is the vertical view of major part, and Fig. 6 is the cutaway view of major part.
Have workpiece head 20 by symbol 1 its whole vertical lathe of expression, the workpiece head moves along the X-axis of horizontal direction and the Z axle of vertical direction on the plane of Fig. 4.
Workpiece head 20 has work spindle 30, and work spindle 30 is controlled workpiece 10 by chuck 32.
Vertical lathe 1 has cutterhead 40, and cutterhead 40 has rotary cutter platform 42.Rotary cutter platform 42 for example can be equipped 12 cutters along the rotation of axis circumference.
Under the situation of round piece, workpiece head 20 that moves along X-axis and Z axle and cutterhead 40 synchronously utilize cutter T that workpiece 10 is processed.
Represent that by symbol 100A its whole noncircular working device is configured in not the position of disturbing with cutterhead 40.
Noncircular working device 100A has the casing 102 on the base side that is fixed on vertical lathe.On casing 102, be equipped with at X 2Slip non-circular machining cell slide block 110 freely on the direction of principal axis.Be configured in servomotor 112 on the casing 102 by ball screw 114, make non-circular machining cell slide block 110 at X 2Move back and forth on the direction of principal axis.
On non-circular machining cell slide block 110, rotate non-circular machining cell 120 is installed freely, it drives rotation by servomotor 140.
As shown in Figure 5, be equipped with a series of set of knives 130 on the non-circular machining cell 120.Under the situation of illustrated embodiment, set of knives 130 is made of 4 cutters 131,132,133,134, and these 4 cutters are configured in relatively along C 2On the radial direction of the non-circular machining cell 120 that the axle circumference rotatablely moves.
Used 4 cutters at present embodiment, but can prepare the cutter of any amount according to processing conditions.
Adding man-hour, driving servomotor 140, non-circular machining cell is rotatablely moved, from set of knives 130, cutter 133 is being positioned on the axis consistent location with work spindle.
Then, control workpiece head drives X simultaneously on X-axis 2Spindle motor 112 synchronously makes non-circular machining cell 120 move back and forth with the rotation of work spindle, carries out non-circular processing.
When workpiece 10 is under the situation of piston, the difference that for example can be processed into major diameter and minor axis is the ellipse of 0.1mm~1.0mm degree.
Fig. 6 is the key diagram of the structure more specifically of expression noncircular working device.
Be equipped in the servomotor 140 in the casing 102, make splined shaft 142 rotations by reducing gear.The piston 144 chimeric with splined shaft 142 splines moves up and down.Be provided with clutch 146 in the upper end of piston 144, engage with the clutch 122 of non-circular machining cell 120 or separate.
Under the state that clutch engages, send instruction to servomotor 140, non-circular machining cell 120 is rotatablely moved, cutter 131 calibration forward to and the opposed position of the axis of work spindle thereby make arbitrarily.
In casing 102, be provided with cylinder body 160, piston 162 is moved up and down.Front end at piston 162 is provided with pin 170, and this pin 170 is inserted in the pin-and-hole 124 of non-circular machining cell, limits the rotation of non-circular machining cell 120.
Under this state, drive the servomotor 112 of X2 axle usefulness, non-circular machining cell slide block 110 is moved back and forth, utilize cutter that workpiece 10 is carried out non-circular processing.
Non-circular machining cell slide block 110 to move back and forth stroke very short, have only the degree of 2.0mm.Therefore, pin 170 is for can follow the mechanism that the trip moves back and forth.
When any cutter that carries out set of knives 130 changes, to fix as long as remove, above-mentioned repeatedly operation gets final product.
As mentioned above, the noncircular working device of the foregoing description 2, the cutter that can select to take the post as meaning from a plurality of set of knives of arranging at radial direction carries out non-circular processing.Thereby,, can enhance productivity by using the cutter of suitable processing conditions.
In addition, by the weight on the non-circular machining cell that moves back and forth at a high speed is limited to Min., can reduce inertia force, thereby can adapt to High-speed machining.

Claims (2)

1. noncircular working device comprises: possessed the workpiece head of controlling the work spindle that machining object is rotated and machining object is implemented the noncircular working device of non-circular processing, it is characterized in that:
Noncircular working device has: the non-circular machining cell that has possessed a plurality of cutters; Non-circular machining cell seat, it is to rotate freely with non-circular machining cell supporting; Non-circular processing motor, it is installed on the non-circular machining cell seat, and non-circular machining cell seat is moved back and forth; With the mechanism that around the axis parallel, non-circular machining cell calibration is produced with the axis of machining object;
Be equipped in the cutter on the non-circular machining cell, the set of knives of a plurality of cutters of being installed radially by the spinning movement direction of non-circular relatively machining cell constitutes.
2. noncircular working device according to claim 1 is characterized in that: the rotation moving direction of the non-circular relatively machining cell of set of knives, install with certain angle intervals.
CNB2006100594448A 2005-03-02 2006-03-02 Noncircular working device Expired - Fee Related CN100423898C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2005057530 2005-03-02
JP2005-057529 2005-03-02
JP2005-057530 2005-03-02
JP2005057529 2005-03-02
JP2005057529A JP2006239801A (en) 2005-03-02 2005-03-02 Non-circular machining device

Publications (2)

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CN1827299A CN1827299A (en) 2006-09-06
CN100423898C true CN100423898C (en) 2008-10-08

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CN (1) CN100423898C (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1040162A (en) * 1988-08-09 1990-03-07 泉工业株式会社 The topping machanism of processing non circular cross section
WO1991011760A1 (en) * 1990-01-27 1991-08-08 Matrix Churchill Limited Machine tool apparatus
JPH05200601A (en) * 1992-01-24 1993-08-10 Takizawa Tekkosho:Kk Machine tool
US5295076A (en) * 1990-10-02 1994-03-15 Ex-Cell-O Gmbh Machine for the non-circular machining of workpieces
US5315526A (en) * 1989-12-07 1994-05-24 Okuma Corporation Numerically controlled lathe
CN2180368Y (en) * 1994-01-31 1994-10-26 廖紫成 Working device for parts of non round section
US6318221B1 (en) * 2000-04-04 2001-11-20 Hydra-Seal, Inc. Apparatus and method for forming sealing rings
DE10254207A1 (en) * 2002-11-20 2004-06-17 Boehringer Werkzeugmaschinen Gmbh Method for chip forming machining of motor vehicle internal combustion engine crankshafts involves axially adjusting clamping points for crankshaft during machining

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0692043B2 (en) * 1990-10-01 1994-11-16 セイコー精機株式会社 NC compound automatic lathe
JP3283304B2 (en) * 1992-09-30 2002-05-20 シチズン時計株式会社 Numerically controlled lathe
JPH06114601A (en) * 1992-09-30 1994-04-26 Citizen Watch Co Ltd Numerical control lathe
FR2744047B1 (en) * 1996-01-25 1998-03-06 Commissariat Energie Atomique THREE-AXIS TOWER AND POLAR KINEMATICS
JPH1015702A (en) * 1996-07-02 1998-01-20 Star Micronics Co Ltd Multifunctional lathe
JP3922606B2 (en) * 1997-10-15 2007-05-30 森精機興産株式会社 Work feeder with centering device for spindle type vertical machine tool
JP4315741B2 (en) * 2003-06-16 2009-08-19 ヤマザキマザック株式会社 Inverted lathe

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1040162A (en) * 1988-08-09 1990-03-07 泉工业株式会社 The topping machanism of processing non circular cross section
US5315526A (en) * 1989-12-07 1994-05-24 Okuma Corporation Numerically controlled lathe
WO1991011760A1 (en) * 1990-01-27 1991-08-08 Matrix Churchill Limited Machine tool apparatus
US5295076A (en) * 1990-10-02 1994-03-15 Ex-Cell-O Gmbh Machine for the non-circular machining of workpieces
JPH05200601A (en) * 1992-01-24 1993-08-10 Takizawa Tekkosho:Kk Machine tool
EP0562232A2 (en) * 1992-01-24 1993-09-29 Takisawa Machine Tool Co., Ltd. Machine tool
CN2180368Y (en) * 1994-01-31 1994-10-26 廖紫成 Working device for parts of non round section
US6318221B1 (en) * 2000-04-04 2001-11-20 Hydra-Seal, Inc. Apparatus and method for forming sealing rings
DE10254207A1 (en) * 2002-11-20 2004-06-17 Boehringer Werkzeugmaschinen Gmbh Method for chip forming machining of motor vehicle internal combustion engine crankshafts involves axially adjusting clamping points for crankshaft during machining

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JP2006239801A (en) 2006-09-14
CN1827299A (en) 2006-09-06

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Correction item: Priority

Correct: 2005.03.02 JP 2005-057530

False: Lack of priority second

Number: 36

Page: The title page

Volume: 22

COR Change of bibliographic data

Free format text: CORRECT: PRIORITY; FROM: MISSING THE SECOND ARTICLE OF PRIORITY TO: 2005.3.2 JP 2005-057530

C14 Grant of patent or utility model
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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081008

Termination date: 20100302