CN105563047B - A kind of processing method of multiaspect die cavity - Google Patents
A kind of processing method of multiaspect die cavity Download PDFInfo
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- CN105563047B CN105563047B CN201610122337.9A CN201610122337A CN105563047B CN 105563047 B CN105563047 B CN 105563047B CN 201610122337 A CN201610122337 A CN 201610122337A CN 105563047 B CN105563047 B CN 105563047B
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- frock
- preform
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- die cavity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The invention discloses a kind of processing method of multiaspect die cavity, including following procedure of processing:(a) machining blanks part is positive on request, uses T-shaped knife machining blanks part through hole;(b) preform is obtained after the content of the machining blanks part back side on request;(c) the first frock and the second frock are processed respectively;(d) by the first frock and the second frock by preform clamping, in the positioning hole that thimble is headed into second frock;(e) procedure of left surface, right flank, leading flank and trailing flank is set gradually in XYZA four axis processings center, starts XYZA four axis processings center to obtaining multiaspect die cavity after preform execution procedure.Multiaspect cavity more fast and accurate can be processed using a kind of processing method of multiaspect die cavity of the present invention, and also mitigates labor strength.
Description
Technical field
The present invention relates to a kind of processing method of cavity, more specifically, more particularly to a kind of processing side of multiaspect die cavity
Method.
Background technology
At present, in Milling Process multiaspect die cavity, common processing method and step are:1. using three axis machining center,
Will processing clamping workpiece on parallel vice, the front for processing workpiece is processed first, processing workpiece front to be done
All processing contents after, i.e., the face on the basis of this face;2. back of work is processed on the basis of front after dismounting processing workpiece;3.
Workpiece left surface is processed on the basis of front after dismounting processing workpiece;4. workpiece is processed on the basis of front after dismounting processing workpiece
Right flank;5. workpiece leading flank is processed on the basis of front after dismounting processing workpiece;6. using front as base after dismounting processing workpiece
Quasi- processing workpiece trailing flank, so as to complete to process the processing in 6 faces of workpiece.
The process of whole multiaspect die cavity is very cumbersome, and clamping times need 6 to each processing workpiece in process
It is secondary, and need to carry out 6 XYZ axles to knife, in addition it is also necessary to complete No. 6 clamping levels, perpendicularity and play table correction, workpiece is through multiple dress
Folder, causes accumulated error also larger, while influenceing machining accuracy, it is difficult to ensure the depth of parallelism each other, perpendicularity, axiality
And other position degree equally accurates are required, qualification rate is low, and uniformity is poor, and processing efficiency is low, and labor intensity is larger.It would therefore be highly desirable to send out
A kind of bright processing method that can efficiently, accurately process multiaspect die cavity.
The content of the invention
, being capable of more quick, essence using this method it is an object of the invention to provide a kind of processing method of multiaspect die cavity
Accurate processes multiaspect cavity, and also mitigates labor strength.
The technical solution adopted by the present invention is as follows:
A kind of processing method of multiaspect die cavity, including following procedure of processing:
(a) blank to be processed is clamped in parallel vice, machining blanks part front needs that processes to own on request
Content, uses T-shaped knife machining blanks part through hole;
(b) it will be clamped in again in parallel vice after the blank dismounting upset for completing step (a), on request machining blanks
Preform is obtained after the content of the part back side;
(c) the preform shape of through holes according to obtained by step (b) processes can be engaged with preform through hole
One frock, processes the second frock that medial surface can be engaged with the described preform back side, in the second described frock
Provided with the connecting shaft that can be coaxially flexibly connected with the first frock at axle center, being provided with the second frock is used to place determining for thimble
Position hole;
(d) the first frock described in step (c) is socketed to the through hole of preform from preform front, by the second frock
From the socket of the preform back side, the connecting shaft of first frock is connected with the second frock, by the first frock and the second frock
Clamping is on chuck, in the positioning hole that thimble is headed into second frock;
(e) according to processing drawing requirement, set gradually in XYZA four axis processings center multiaspect die cavity left surface,
The procedure of right flank, leading flank and trailing flank, starts XYZA four axis processings center and described preform is performed
Multiaspect die cavity is obtained after procedure.
Further, in step (a), using in T-shaped knife machining blanks part via process, it is desirable to ensure blank just
Face and the depth of parallelism and axiality high-precision requirement of backside through vias, require that attention is avoided into cutter during withdrawing in process
Collide blank.
Further, after step (b), also including step (b1):Face, correction on the basis of described preform front
Level, the vertical and milling preform back side.
Further, in step (c), the first described frock is determined with preform front shape premise clearance fit
Position, described the second frock coordinates with preform via clearance to be positioned, the axis of described the first frock and correction preliminary working
The coaxiality error of the axis of part meets use requirement.
Further, in step (d), when by described the first frock and the second frock clamping on chuck,
It is required that the axis of the first frock is overlapped with A axle axis, and the face on the basis of the front of preform.
Further,, will be brilliant when setting the procedure at XYZA four axis processings center in step (e)
The whole selections of the left surface of chamber, right flank, the machining coordinate origin of leading flank and trailing flank are in described preform reference plane
Same point on through hole center line.
Compared with prior art, the device have the advantages that being:
A kind of processing method of multiaspect die cavity of the present invention, the positive content of first machining blanks part, while being added using T-shaped knife
Work blank through hole, reprocessing blank obtains preform behind the back side, is processed according to preform shape logical with preform
The first frock and be engaged the second frock with the preform back side that hole shape is engaged, the first frock and the second frock are filled
It is clipped in the positive back side of preform and is clamped in after being connected using connecting shaft on chuck, in XYZA four axis processing
The procedure of left surface, right flank, leading flank and the trailing flank of multiaspect die cavity is set gradually in the heart, starts XYZA four-axle linked
Machining center performs to described preform and multiaspect die cavity is obtained after procedure.Whole process only needs to clamping 3 times,
XYZ axles are to knife 3 times, and A axles need No. 3 clamping levels, perpendicularity to play table and correct on knife 1 time, for the depth of parallelism, perpendicularity,
The place that axiality etc. has higher requirements is processed in the case of same clamped one time, without accumulated error, and general
Logical processing method is compared, and this method machining accuracy is higher, more efficient, and qualification rate, uniformity are higher, while reducing artificial lose
By mistake, labor strength is mitigated.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the multiaspect die cavity of the specific embodiment of the invention 1;
Fig. 2 is the positive structure schematic of the preform of the specific embodiment of the invention 1;
Fig. 3 is the structure schematic diagram of the preform of the specific embodiment of the invention 1;
Fig. 4 is the first workpiece, preform and second workpiece clamping structure schematic diagram of the specific embodiment of the invention 1.
Embodiment
With reference to embodiment, technical scheme is described in further detail, but not constituted pair
Any limitation of the present invention.
Embodiment 1
As shown in Figures 1 to 4, a kind of processing method of multiaspect die cavity, including following procedure of processing:
(a) blank to be processed is clamped in parallel vice, machining blanks part front needs that processes to own on request
Content, uses T-shaped knife machining blanks part through hole 20.Wherein, during using T-shaped knife machining blanks part through hole 20, it is desirable to ensure
The depth of parallelism and axiality high-precision requirement of the front and back through hole 20 of blank, require that attention is avoided in process
Cutter collides blank when entering withdrawing.
(b) it will be clamped in again in parallel vice after the blank dismounting upset for completing step (a), on request machining blanks
Preform 10 is obtained after the content of the part back side.
Also include step (b1):Face on the basis of the front of preform 10 obtained by being processed by step (b), is corrected level, hung down
The direct join milling preform back side.
(c) shape of preform through hole 20 according to obtained by step (b), which is processed, to be engaged with the through hole of preform 10
The first frock 1, the second frock 2 that medial surface can be engaged with the back side of preform 10 is processed, in the second described frock 2
Axle center at provided with the connecting shaft that can be coaxially flexibly connected with the first frock 1, being provided with the second frock 2 is used to place thimble
Positioning hole.
Wherein, the first described frock 1 is positioned with the front shape premise clearance fit of preform 10, the second described work
Fill 2 and coordinate with the gap of through hole 20 of preform 10 and position, the axle of the axis and correction preform 10 of described the first frock 1
The coaxiality error of line meets use requirement.
(d) the first frock 1 described in step (c) is socketed to the through hole 20 of preform 10 from the front of preform 10, will
Second frock 2 is socketed from the back side of preform 10, the connecting shaft of first frock 1 is connected with the second frock 2, by the first work
Fill 1 and the clamping of the second frock 2 on chuck, in the positioning hole that thimble is headed into second frock 2.Wherein, by institute
When the first frock 1 and the clamping of the second frock 2 stated are on chuck, it is desirable to which the axis of the first frock 1 is overlapped with A axle axis,
And the face on the basis of the front of preform 10.
(e) according to processing drawing requirement, the left side of multiaspect die cavity 30 is set gradually in XYZA four axis processings center
Face, right flank, the procedure of leading flank and trailing flank., will when setting the procedure at XYZA four axis processings center
The whole selections of the left surface of multiaspect die cavity 30, right flank, the machining coordinate origin of leading flank and trailing flank are in described preliminary working
Same point on the center line of 10 reference plane through hole of part 20, corresponding to the center of circle of end face 3 of the first frock 1;Preform often rotates necessarily
Angle, is respectively completed all processing contents of left surface, right flank, leading flank and trailing flank.Because machining coordinate origin is same
A bit, thus XYZA to knife, correction only need to carry out once.All subprograms are together in series, each subprogram increase is changed
Knife, knife mend order, and according to A values in lathe practical operation situation modification program (angle is 0-360 °), program tail is tied with M99
Beam, by program transportation to CNC, macroprogram is performed by process route.
Subprogram is amended as follows:
%O1
G54 G90 G17 G40 G70
G91 G28 Z0
M6 T1
G0 G90 X.. Y.. A (0,90,180,270) S... M03
G41 H01
G43 D01
G91 G28 Z0
M99
%
Perform macroprogram as follows:
%
M98 P1
M98 P2
M98 P3
G91 G28 Z0
G91 G28 Y0
M30
%
Start XYZA four axis processings centers, follow procedure perform to after the procedure of described preform 10 much
Face die cavity 30.
A kind of processing method of multiaspect die cavity of the present invention make use of the spy that the A axles at XYZA four axis processings center rotate
Point, makes the origin of coordinates of each machined surface of processing workpiece be located at same point on A axle axis.Rotated every time necessarily when processing workpiece
Angle, completes the processing content of a corresponding machined surface, and this processing method needs to use the first work of the higher axle class of precision
1 and second frock 2 are filled, and using the first frock 1 and the second frock 2 the processing preform processed will be needed to be held on A axles
On, recycle A axles chuck regulation the axis of the frock is overlapped with A axle axis, while using on preform 10
The front processed makes preform coordinate clamping between the first frock 1 and the second frock 2 as benchmark and positioning.With it is general
Logical processing method is compared, and this method can improve the machining accuracy of part, reduces the clamping times of workpiece, it is ensured that product is consistent
Property and qualification rate, improve processing efficiency.
Whole process only needs to clamping 3 times, and XYZ axles are to knife 3 times, and A axles need No. 3 clamping water to knife 1 time
Flat, perpendicularity plays table correction, is in same clamped one time for the place that the depth of parallelism, perpendicularity, axiality etc. have higher requirements
In the case of be processed, without accumulated error, compared with common processing method, this method machining accuracy is higher, efficiency
Higher, qualification rate, uniformity are higher, while reducing human error, mitigate labor strength.
The foregoing is only presently preferred embodiments of the present invention, it is all made in the range of the spirit and principles in the present invention it is any
Modification, equivalent and improvement etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of processing method of multiaspect die cavity, it is characterised in that including following procedure of processing:
(a) blank to be processed is clamped in parallel vice, machining blanks part front needs all the elements processed on request,
Use T-shaped knife machining blanks part through hole;
(b) it will be clamped in again in parallel vice after the blank dismounting upset for completing step (a), machining blanks part is carried on the back on request
Preform is obtained after the content of face;
(c) the preform shape of through holes according to obtained by step (b) processes the first work that can be engaged with preform through hole
Fill (1), the second frock (2) that medial surface can be engaged with the described preform back side is processed, in the second described frock
(2) provided with the connecting shaft that can be coaxially flexibly connected with the first frock (1) at axle center, being provided with the second frock (2) is used for
Place the positioning hole of thimble;
(d) the first frock (1) described in step (c) is socketed to the through hole of preform from preform front, by the second frock
(2) it is socketed, the connecting shaft of first frock (1) is connected with the second frock (2), by the first frock from the preform back side
(1) and the second frock (2) clamping is on chuck, in the positioning hole that thimble is headed into second frock (2);
(e) according to processing drawing requirement, left surface, the right side of multiaspect die cavity are set gradually in XYZA four axis processings center
The procedure in face, leading flank and trailing flank, starts XYZA four axis processings center and performs processing to described preform
Multiaspect die cavity is obtained after program.
2. the processing method of a kind of multiaspect die cavity according to claim 1, it is characterised in that in step (a), use T
In type knife machining blanks part via process, it is desirable to ensure that the depth of parallelism and axiality of the front and back through hole of blank are high-precision
Degree is required, requires that attention avoids colliding blank into cutter during withdrawing in process.
3. the processing method of a kind of multiaspect die cavity according to claim 1, it is characterised in that after step (b), also include
Step (b1):The face on the basis of described preform front, correction level, the vertical and milling preform back side.
4. the processing method of a kind of multiaspect die cavity according to claim 1 or 2, it is characterised in that in step (c), institute
The first frock (1) stated is positioned with preform front shape premise clearance fit, described the second frock (2) and preform
Via clearance coordinates positioning, and the described axis of the first frock (1) and the coaxiality error for the axis for correcting preform is met
Use requirement.
5. the processing method of a kind of multiaspect die cavity according to claim 1 or 2, it is characterised in that in step (d),
During by described the first frock (1) and the second frock (2) clamping on chuck, it is desirable to the axis of the first frock (1) and A axles
Axis is overlapped, and the face on the basis of the front of preform.
6. the processing method of a kind of multiaspect die cavity according to claim 1 or 2, it is characterised in that in step (e),
When setting the procedure at XYZA four axis processings center, by the left surface of multiaspect die cavity, right flank, leading flank and trailing flank
Machining coordinate origin all selection on described preform reference plane through hole center line same points.
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Citations (5)
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US5223051A (en) * | 1992-02-19 | 1993-06-29 | General Motors Corporation | Method of producing cast-to-size tools |
CN101318292A (en) * | 2008-07-02 | 2008-12-10 | 北京航空航天大学 | Linear electric motor driven four-shaft linkage numerical control machine |
CN202219401U (en) * | 2011-07-14 | 2012-05-16 | 天津起重设备有限公司 | Processing tooling for radial wire outlet holes on rear end covers of motors |
CN104191547A (en) * | 2014-08-09 | 2014-12-10 | 歌尔声学股份有限公司 | Processing technique of core inserts and cavity inserts |
CN204997361U (en) * | 2015-08-20 | 2016-01-27 | 杭州大精机械制造有限公司 | A center sleeve for vertical four -axis machining center |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6760961B2 (en) * | 2002-02-12 | 2004-07-13 | Focus: Hope | Piston machining |
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2016
- 2016-03-04 CN CN201610122337.9A patent/CN105563047B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5223051A (en) * | 1992-02-19 | 1993-06-29 | General Motors Corporation | Method of producing cast-to-size tools |
CN101318292A (en) * | 2008-07-02 | 2008-12-10 | 北京航空航天大学 | Linear electric motor driven four-shaft linkage numerical control machine |
CN202219401U (en) * | 2011-07-14 | 2012-05-16 | 天津起重设备有限公司 | Processing tooling for radial wire outlet holes on rear end covers of motors |
CN104191547A (en) * | 2014-08-09 | 2014-12-10 | 歌尔声学股份有限公司 | Processing technique of core inserts and cavity inserts |
CN204997361U (en) * | 2015-08-20 | 2016-01-27 | 杭州大精机械制造有限公司 | A center sleeve for vertical four -axis machining center |
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