CN108568575A - Nut cover die processing method and nut cover die - Google Patents
Nut cover die processing method and nut cover die Download PDFInfo
- Publication number
- CN108568575A CN108568575A CN201810410758.0A CN201810410758A CN108568575A CN 108568575 A CN108568575 A CN 108568575A CN 201810410758 A CN201810410758 A CN 201810410758A CN 108568575 A CN108568575 A CN 108568575A
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- nut cover
- cover die
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- cutting
- processing
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- 238000003672 processing method Methods 0.000 title claims abstract description 32
- 238000005520 cutting process Methods 0.000 claims abstract description 118
- 238000000034 method Methods 0.000 claims abstract description 44
- 239000011265 semifinished product Substances 0.000 claims abstract description 11
- 125000003003 spiro group Chemical group 0.000 claims description 12
- 235000013351 cheese Nutrition 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 17
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 239000002994 raw material Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
- B23H11/003—Mounting of workpieces, e.g. working-tables
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides nut cover die processing method, the nut cover die machining tool with the nut cover die processing method is related to the manufacturing technology field of the processing mold of nut.Wherein, nut cover die processing method includes sharp processing step, cutting step and endoporus procedure of processing, in cutting step, nut cover die semi-finished product obtained by sharp processing step are fixed in nut cover die processing jig, it is cut into 1 piece mould of N with the mode of wire cutting, wherein N is the quantity for forming required mould of a nut cover die, and the wherein direction of the cutting wire of wire cutting is parallel with the axis direction of nut cover die processing jig.The invention can solve the technical issues of flank angle error of processing nut cover die existing in the prior art.
Description
Technical field
The present invention relates to the manufacturing technology field of the processing mold of nut more particularly to nut cover die processing method and by this
The nut cover die of nut cover die processing method.
Background technology
Mould improves using 4 combination cover dies of wolfram steel or 6 combination cover dies substantially in the special-shaped nut of production in China at present
Have service life, and piece mould is substantially to be process with the method for grinding.Especially for 0.5mm thickness or below mould,
Difficulty of processing is big, and precision is low, and it is long to prepare processing program.
Its disadvantage has following problem:1. difficulty of processing is big, because needing to adjust angle to the processing of the side of piece mould, and
Condition angle is easy to cause error generation, and shape is limited；Prepare process time 2. expending；3. easy ting produce dust when grinding, add
Work waste liquid pollutes environment；4. and the generation of dust and waste liquid, can also cause damages to operating personnel's health.
Invention content
The purpose of the present invention is to provide nut cover die processing methods, to solve processing spiro cap existing in the prior art
The technical issues of flank angle error of mould.
Nut cover die processing method, including sharp processing step, cutting step and endoporus procedure of processing, in cutting step,
Nut cover die semi-finished product obtained by sharp processing step are fixed in nut cover die processing jig, are cut with the mode of wire cutting
Go out N-1 piece piece moulds, wherein N is the quantity for forming required mould of a nut cover die, the wherein side of the cutting wire of wire cutting
To parallel with the axis direction of nut cover die processing jig.
Nut cover die processing method of the present invention has the beneficial effect that：
The nut cover die processing method, is cut into the side of each mould by way of wire cutting, without passing through grinding
Mode process the side of piece mould, avoid the error caused by angular adjustment in grinding process, and cutting will not produce
Raw waste liquid, avoids the actual bodily harm to operating personnel.
Preferred technical solution, supplementary features are that endoporus procedure of processing includes piece die combination step, piece die combination step
Suddenly include N piece piece moulds being pieced together into circle, and make die sleeve be packed into the N piece piece moulds being stitched to together using pressure, forming piece
Die combination.
Piece mould and die sleeve are combined using the above method, firm piece die combination can be formed, so as to
It keeps stablizing in the interior hole machined of piece mould, to process the higher endoporus of precision.And said combination mode, it can also adapt to
Process the occasion of nut.
Further preferred technical solution, supplementary features are that endoporus procedure of processing further includes endoporus cutting step, interior
In the cutting step of hole, piece die combination is located on slow feeding linear cutting bed, the processing line in the endoporus of piece die combination
Cutting processing polygon endoporus.
The method for processing cutting polygon endoporus in piece die combination using wire cutting, can be to avoid independent attrition process
The overproof problem of the geometric tolerance of endoporus after multi-disc piece mould is stitched to together caused by the medial surface of piece mould ensures to be mounted on same
Multiple moulds in one die sleeve can form polygon complete, that geometric tolerance is smaller, for processing nut, final energy
Enough improve the machining accuracy of the nut processed.
Preferred technical solution, supplementary features are, in sharp processing step, by the blank of the nut cover die of patty
Two end faces are ground to finished size, and are cylindrical surface or circular conical surface by the grinding of the periphery of the blank of nut cover die.
By the cross grinding of the blank of nut cover die to finished size, then the step of wire cutting is at multiple moulds is carried out, it can
In the process of cutting on line, using more accurately positioning datum is in surface, so as to ensure surface and the piece of wire cutting
The axis of mould is parallel, so that the shape of the endoporus of the piece mould pieced together is accurate.
Preferred technical solution, supplementary features are, in cutting step, the route of wire is star, star-shaped ray
Quantity be 2N-2, star-shaped center is regular polygon, and the quantity on the side of the regular polygon is N-1.
Using star-shaped track, N-1 piece piece moulds can be processed in the semi-finished product of every nut cover die, so that
A set of set die combination can be pieced together jointly with other blocks of moulds by the piece mould obtained by the semi-finished product, to ensure piece module
Fit size is consistent with the size of nut cover die semi-finished product.
Further preferred technical solution, supplementary features are that the outer end of star-shaped ray has chamfering broken line.
Using chamfering broken line, chamfer machining can be carried out to every blocks of mould, be not only advantageous to the side of partition piece mould
Fitting completely avoids the influences such as the burr in corner from being aligned.But also it can be combined by the chamfering of the piece mould of adjacent two panels
Space, to form gas vent.
Preferred technical solution, supplementary features are that nut cover die processing jig includes clamping fixture seat and clamp cover, fixture
Lid is detachably arranged on clamping fixture seat, and it is the surface of clamping fixture seat that clamping fixture seat, which has the first clamping surface, the first clamping surface,
The inner face in the first hole, clamp cover have the second clamping surface, the first clamping surface and the second clamping surface for nut to be clamped
Cover die.
The nut cover die processing jig, by the way that the first clamping surface of clamping fixture seat and the second clamping table of clamp cover is arranged
Face can clamp nut cover die from two end faces of nut cover die, the center of nut cover die can be facilitated to be processed accordingly
Geometric element.
Further preferred technical solution, supplementary features are that the first hole is stepped hole, and stepped hole is through clamping fixture seat
First through hole, the first hole includes first diameter portion and second diameter portion, and the first diameter in first diameter portion is more than second diameter
The second diameter in portion, first diameter portion is for nut cover die to be put into or take out.
By the way that stepped hole is arranged so that first diameter portion is thicker than second diameter portion, can be when nut cover die is processed, line
The clamping fixture seat entity on the outside of second diameter portion is only cut in cutting, reduces the cutting quantity of wire cutting, to improve processing effect
Rate shortens machining period.
Further preferred technical solution, supplementary features are that clamping fixture seat is cylinder, the axis and spiro cap of cylinder
Two end faces of mould are vertical, and clamp cover is circle, and the third diameter of clamp cover is identical as clamping fixture seat；
The top edge of clamping fixture seat is equipped with the first recessed portion, and the first recessed portion has the first positioning plane, the side of clamp cover
Side is equipped with the second recessed portion, and the second recessed portion has the second positioning plane, between the first positioning plane and the axis of clamping fixture seat
Distance is the first distance, and the distance between axis of the second positioning plane and clamping fixture seat is second distance, the first distance and second
Apart from equal.
By the way that clamping fixture seat and clamp cover are set as cylindrical and round, it can be in any in nut cover die processing method
It, can be by the cutting line keeping parallelism of the axis of nut cover die processing method and wire cutting, to improve processing plane when angle
Machining accuracy so that multi-disc nut cover die can be spliced into a spiro cap membrane module jointly.Due to clamping fixture seat and clamp cover
In the process of nut cover die, may gap be formed by wire cutting, in the processing of next time, if allowing cutting wire again
Pass through from the cutting seam that the last time of clamping fixture seat and clamp cover is formed, then can be greatly reduced in later multiple cutting
Cutting output improves processing efficiency to reduce process time.And when in the first recessed portion and the clamp cover used on clamping fixture seat
The mode of second recessed portion alignment then will can before process the clamp cover of cutting seam and alignment is stitched in the cutting of clamping fixture seat, from
And the cutting seam before is come the cutting area of the cutting operation after reducing, to improve processing efficiency.
It is another object of the present invention to provide a kind of nut cover dies, are made of above-mentioned nut cover die processing method,
Including die sleeve and piece mould, multi-disc piece mould collectively forms circular ring shape, and multi-disc piece mould is embedded into die sleeve.
The nut cover die processed by the above method, high precision machining, not only the size geometric tolerance of the endoporus of polygon
It is low, and endoporus and the verticality of the end face of nut cover die are high, conducive to the nut of better quality is processed.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the schematic diagram of the cylindrical spiro cap mold base material in embodiment one；
Fig. 2 is the schematic diagram of the conical spiro cap mold base material in embodiment one；
Fig. 3 is the schematic diagram that cutting track is combined with nut cover die processing jig in the cutting step in embodiment one；
Fig. 4 is the schematic diagram of cutting track in the cutting step in embodiment one；
Fig. 5 is the vertical view of the piece mould after the completion of the cutting step in embodiment one；
Fig. 6 is the vertical view after the piece mould in embodiment one is combined with die sleeve；
Fig. 7 is the sectional view of Fig. 6；
Fig. 8 is the schematic diagram to endoporus processing jig by piece die combination clamping；
Fig. 9 is the schematic diagram that endoporus machining locus is combined with piece die combination；
Figure 10 is machined to the schematic diagram of the nut cover die after type；
Figure 11 is the process flow chart of embodiment one；
Figure 12 is the sectional view of the nut cover die processing jig in the embodiment of the present invention one；
Figure 13 is the vertical view of Figure 12；
Figure 14 is the sectional view after the clamping upper cap nut cover die of the nut cover die processing jig in embodiment one；
Figure 15 is the vertical view of Figure 14；
Figure 16 is the structural schematic diagram of the nut cover die machining tool in the embodiment of the present invention one；
Figure 17 is the vertical view of the nut cover die processing jig in the embodiment of the present invention two.
The meaning that reference numeral used in each embodiment indicates is as follows：10- clamping fixture seats；The first recessed portions of 11-；12-
Grinding undercut；13- first diameters portion；14- second diameter portion；15- threaded holes；20- clamp covers；The processing seams of 21- second；30- screws；
40- nut cover dies；41- piece moulds；50- die sleeves；51- positioning facades；52- positions plane；53- clamping pieces；Hole machined is controlled in 60-
Tool.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
As shown in Figure 1-Figure 11, the present embodiment provides a kind of nut cover die processing method, including sharp processing step, cuttings
Step and endoporus procedure of processing；
Wherein, in sharp processing step, by the blank of the nut cover die of patty two end faces of grinding machine to finished product
Size, and be cylindrical surface or circular conical surface by the grinding of the periphery of the blank of nut cover die.The shape on cylindrical surface and circular conical surface, can
With as depicted in figs. 1 and 2, wherein it should be noted that the ratio and taper of the size in figure, only schematically, no
It represents blank and remains as taper shown in figure under corresponding size.By by the cross grinding of the blank of nut cover die at
Product size, then carry out the step of wire cutting is at multiple moulds, can be with the process of cutting on line in, with more accurately surface is
Positioning datum, the surface so as to ensure wire cutting is parallel with the axis of piece mould, in favor of the endoporus of the piece mould pieced together
Shape is accurate.
In cutting step, the nut cover die semi-finished product obtained by sharp processing step are fixed on nut cover die processing jig
In, N-1 piece piece moulds are cut into the mode of wire cutting, wherein N is the quantity for forming required mould of a nut cover die,
The direction of the cutting wire of middle wire cutting is parallel with the axis direction of nut cover die processing jig.
The nut cover die processing method, is cut into the side of each mould by way of wire cutting, without passing through grinding
Mode process the side of piece mould, avoid the error caused by angular adjustment in grinding process, and cutting will not produce
Raw waste liquid, avoids the actual bodily harm to operating personnel.
Specifically, in cutting step, the route of wire is star, and the quantity of star-shaped ray is 2N, at star-shaped center
For n-shaped.Using star-shaped track, N-1 piece piece moulds can be processed, in the semi-finished product of every nut cover die to make
A set of set die combination can be pieced together jointly by the piece mould obtained by the semi-finished product with other blocks of moulds by obtaining, to ensure piece mould
The size of assembly is consistent with the size of nut cover die semi-finished product.Machining locus can participate in Fig. 3 and Fig. 4.And star centre
The n-shaped at place can then process the inner surface of each piece mould of book, can be in favor of adding after multiple modules are combined together
A n-shaped is formed at the center of work piece mould can be conducive to piece die combination just in last endoporus procedure of processing
The wire process of hole machined establishes a preferable positioning datum in the shape of the sides N.
Further particularly, the outer end of star-shaped ray has chamfering broken line, wherein the bending side of every chamfering broken line
To be to the entity direction of piece mould to be formed bend.Using chamfering broken line, chamfer machining can be carried out to every blocks of mould, not only
Be conducive to the side of partition piece mould being bonded completely, the influences such as the burr in corner is avoided to be aligned.But also it can be by adjacent
The space that the chamfering of the piece mould of two panels is combined into, to form gas vent.It, can will be in every blocks of mould by the way that U-shaped track is arranged
Outer edge and side radially intersection, form right angle, to conducive to multi-disc piece mould in split, radial side energy
Enough reliable fittings.
Endoporus procedure of processing includes piece die combination step, piece die combination step include N piece piece moulds are pieced together into circle, and
And make die sleeve 50 be packed into the N piece piece moulds being stitched to together using pressure, form piece die combination.Piece die combination, Ke Yican
See Fig. 6 and Fig. 7.Piece mould and die sleeve 50 are combined using the above method, firm piece die combination can be formed, to
It can keep stablizing in the interior hole machined of piece mould, to process the higher endoporus of precision.And said combination mode, it can also
Adapt to the occasion of processing nut.
Specifically, endoporus procedure of processing further includes endoporus cutting step, in endoporus cutting step, piece die combination is passed through
Endoporus processing jig 60 is located on slow feeding linear cutting bed, and it is polygon that linear cutter is processed in the endoporus of piece die combination
Shape endoporus.Machining locus may refer to Fig. 9.The method that cutting polygon endoporus is processed in piece die combination using wire cutting,
The geometric tolerance of endoporus is super after being stitched to avoid multi-disc piece mould caused by the medial surface of independent attrition process piece mould together
The problem of difference ensures that multiple moulds being mounted in same die sleeve 50 can form polygon complete, that geometric tolerance is smaller,
For processing nut, the machining accuracy of the nut processed can be finally improved.
Wherein, as shown in Figure 12-Figure 15, nut cover die processing jig used in the above method, including 10 He of clamping fixture seat
Clamp cover 20, clamp cover 20 are detachably arranged on clamping fixture seat 10, and clamping fixture seat 10 has the first clamping surface, the first clamping table
Face is the inner face in first hole on 10 surface of clamping fixture seat, and clamp cover 20 has the second clamping surface, the first clamping surface and second
Clamping surface is for being clamped nut cover die 40.The nut cover die processing jig, by the first clamping surface that clamping fixture seat 10 is arranged
With the second clamping surface of clamp cover 20, nut cover die 40 can be clamped from two end faces of nut cover die 40, can facilitated
The center of nut cover die 40 is processed corresponding geometric element.
Particularly, the first hole is stepped hole, and stepped hole is the first through hole through clamping fixture seat 10, and the first hole includes first
Diameter portion 13 and second diameter portion 14, the first diameter in first diameter portion 13 are more than the second diameter of second diameter portion 14, and first
Diameter portion 13 is for nut cover die 40 to be put into or take out.By the way that stepped hole is arranged so that compare second diameter in first diameter portion 13
Portion 14 is thick, can be when nut cover die 40 is processed, and wire cutting is to cut 10 entity of clamping fixture seat in 14 outside of second diameter portion,
The cutting quantity for reducing wire cutting shortens machining period to improve processing efficiency.
Further particularly, the intersection of first diameter portion 13 and the first clamping surface is equipped with grinding undercut 12.By
The intersection of first diameter portion 13 and the first clamping surface is equipped with grinding undercut 12, can enable part of the stepped hole at this
The nut cover die 40 that edge is complete right angle is placed, can make an end face of spiro cap mould 40, is fully clamped with first
Surface contacts so that the axis of nut cover die 40 can be substantially parallel or overlap with clamping fixture seat 10, to improve nut cover die
The verticality of 40 side and the end face of nut cover die 40 by wire cutting so that multi-disc nut cover die 40 can be spliced into jointly
One spiro cap membrane module.
Particularly, multiple second through-holes are provided in clamp cover 20, the upper surface of clamping fixture seat 10 is provided with multiple screw threads
Hole 15, the second through-hole are corresponding with the position of threaded hole 15.By being threaded the cooperation of hole 15 and screw 30 with by clamp cover 20
It is fixed on clamping fixture seat 10, can be different with the thickness of nut cover die 40, and bolt is rotated to different positions, to real
Now the nut cover die 40 of different-thickness can be compressed.Enable nut cover die 40 processed place side and spiro cap
The end face of mould 40 is vertical.
Particularly, clamping fixture seat 10 is cylinder, and clamp cover 20 is also circle, the third diameter and clamping fixture seat of clamp cover 20
10 is identical.It, can be at 40 processing method of nut cover die by the way that clamping fixture seat 10 and clamp cover 20 are set as cylindrical and round
It, can be by the cutting line keeping parallelism of the axis of 40 processing method of nut cover die and wire cutting, to improve when any angle
Process the machining accuracy of plane so that multi-disc nut cover die 40 can be spliced into a spiro cap membrane module jointly.
Further particularly, the top edge of clamping fixture seat 10 is equipped with the first recessed portion 11, and the first recessed portion 11 has the
The side of certain bit plane, clamp cover 20 is equipped with the second recessed portion, and the second recessed portion has the second positioning plane, the first positioning flat
The distance between face and the axis of clamping fixture seat 10 are the first distance, the distance between the axis of the second positioning plane and clamping fixture seat 10
For second distance, the first distance and second distance are equal.
Since clamping fixture seat 10 and clamp cover 20 are in the process of nut cover die 40, seam may be formed by wire cutting
Gap, in the processing of next time, if cutting wire is allowed to pass through from the cutting seam that the last time of clamping fixture seat 10 and clamp cover 20 is formed again,
The cutting output that can be then greatly reduced in later multiple cutting improves processing efficiency to reduce process time.And work as
In such a way that the first recessed portion 11 on clamping fixture seat 10 is aligned with the second recessed portion in clamp cover 20, then will can before it add
Work goes out the clamp cover 20 of cutting seam and the cutting seam alignment of clamping fixture seat 10, to which the cutting before usinging is stitched come cutting after reducing
The cutting area for cutting operation, to improve processing efficiency.
The operating principle of nut cover die is：
Clamp cover 20 to be opened, it would be desirable to the raw material for being processed into nut cover die 40 are put into first diameter portion 13, by
In setting grinding undercut 12, an end face of spiro cap mould raw material can be made to be bonded completely with the first clamping face.Then it covers again
Clamp cover 20, and fastened clamp cover 20 with screw.To realize nut cover die raw material and nut cover die processing method
Fixation.
Then the assembly of nut cover die processing method and raw material is placed on the enterprising line cutting processing of wire cutting machine tool.
When using some nut cover die processing method to process nut cover die 40 for the first time, while carrying out wire cutting to raw material,
The second diameter portion 14 and clamp cover 20 of clamping fixture seat 10 can be cut, cut out cutting seam.When cutting wire cuts out the cutting
After seam, in cutting afterwards, cutting wire will significantly reduce the electric discharge at cutting seam, so as to cutting afterwards
It is middle to reduce the area actually cut, improve processing efficiency.
After cutting completion on the raw material in nut cover die 40, bolt is unclamped, clamp cover 20 will be opened, can be taken out
The nut cover die 40 processed.Then other nut cover die raw materials are placed into, are processed.
It, can be with when needing using cutting cutting area of the seam to reduce following process in clamp cover 20 and clamping fixture seat 10
The second recessed portion in clamp cover 20 is aligned with the first recessed portion 11 of clamping fixture seat 10, so that the folder processed
Has the cutting seam alignment of the cutting seam and clamping fixture seat 10 on lid 20.During subsequent processing, cutting wire movement in cutting is stitched, i.e.,
Cutting area when follow-up cutting can be reduced.
Wherein, as shown in figure 16, nut cover die machining tool used in cutting step is provided with above-mentioned nut cover die
Processing jig.
Particularly, nut cover die machining tool includes positioning facade 51, positioning plane 52 and clamping piece 53, clamping piece 53
It is bolted on clamping erecting bed, clamping piece 53, positioning facade 51 and positioning plane 52 are used for jointly by clamping fixture seat 10
It is fixed.
By the setting of positioning facade 51 and positioning plane 52 and clamping piece 53, it can make the axis of clamping fixture seat 10
It is parallel with the cutting line of wire cutting so that wire cutting can along parallel with the axis of nut cover die 40, i.e., with nut cover die
The vertical direction cutting nut cover die 40 in 40 end face.It finally is cut into the side vertical with 40 end face of nut cover die, so that
Multi-disc nut cover die 40 can be together to form spiro cap membrane module, for processing profiled nut.
Embodiment two
As shown in figure 17, it is in place of the present embodiment and the difference of embodiment 1, embodiment 1 is to select complete clamp cover
The clamping to nut cover die semi-finished product is realized with clamping fixture seat.In fact, the nut with processing seam can also be used directly
Cover die processing jig realizes clamping nut cover die.Clamp cover 20 has endoporus, and the first processing seam is additionally provided in clamp cover 20,
First processing seam extends from the inner surface of internal control to the side of clamp cover 20.
, can be in processing nut cover die 40 every time by the way that the first processing seam is arranged in clamp cover 20, cutting wire is only cut
Nut cover die 40 is cut, without cutting clamper lid 20 again, reduces the cutting area of wire cutting, to improve processing efficiency.
Further particularly, clamping fixture seat 10 is equipped with the second processing and stitches 21, the second processing 21 inner surfaces from the first hole of seam
Extend to the side of clamping fixture seat 10, the distribution of the second processing seam 21 is identical as the first processing seam, and the second processing seam 21 is in clamping fixture seat
The final position of extension in 10 is identical as the first processing seam.
, can be in processing nut cover die 40 every time by the way that the second processing seam 21 is arranged in clamp cover 20, cutting wire is only
Nut cover die 40 is cut, without cutting clamper seat 10 again, reduces the cutting area of wire cutting, to improve processing effect
Rate.
Embodiment three
As shown in Figure 10, a kind of nut cover die is made of above-mentioned nut cover die processing method, including die sleeve and piece mould
41, multi-disc piece mould 41 collectively forms circular ring shape, and multi-disc piece mould 41 is embedded into die sleeve 50.
The nut cover die processed by the above method, high precision machining, not only the size geometric tolerance of the endoporus of polygon
It is low, and endoporus and the verticality of the end face of nut cover die are high, conducive to the nut of better quality is processed.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement, such as：
(1) in embodiment 1, only depict and recessed portion is set on clamping fixture seat and clamp cover respectively so that two recessed portions
Alignment, in subsequent process, the cutting area of wire cutting will be reduced using the processing seam on clamping fixture seat and clamp cover,
Downward boss is set in fact, can also be covered in processing, the downward boss is corresponding with the recessed portion on clamping fixture seat, i.e., such as
Fruit makes the seam of the processing in clamp cover corresponding with the processing seam on clamping fixture seat, can will be recessed on the boss and clamping fixture seat of clamp cover
Concave portion is mapped, and it is the shape of a complete cylinder that the two, which is collectively formed in outer surface, can also realize corresponding mesh
's.
And these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
Range.
Claims (10)
1. nut cover die processing method, which is characterized in that including sharp processing step, cutting step and endoporus procedure of processing,
In the cutting step, the nut cover die semi-finished product obtained by the sharp processing step are fixed on the processing of nut cover die and are controlled
In tool, N-1 piece piece moulds are cut into the mode of wire cutting, wherein N is the quantity for forming required mould of a nut cover die,
Wherein the direction of the cutting wire of wire cutting is parallel with the axis direction of nut cover die processing jig.
2. nut cover die processing method according to claim 1, which is characterized in that the endoporus procedure of processing includes piece mould
Combination step, described die combination step include N piece piece moulds being pieced together circle, and make die sleeve is packed into spell using pressure
The N piece piece moulds being combined together form piece die combination.
3. nut cover die processing method according to claim 2, which is characterized in that the endoporus procedure of processing further includes interior
Hole cutting step in the endoporus cutting step, described die combination is located on slow feeding linear cutting bed, described
Linear cutter polygon endoporus is processed in the endoporus of piece die combination.
4. nut cover die processing method according to claim 1, which is characterized in that in the sharp processing step, will justify
The blank of the nut cover die of cheese is ground two end faces to finished size, and by the circumference of the blank of the nut cover die
Face grinding is cylindrical surface or circular conical surface.
5. nut cover die processing method according to claim 1, which is characterized in that in the cutting step, the road of wire
Line is star, and the quantity of star-shaped ray is 2N-2, and star-shaped center is regular polygon, and the quantity on the side of the regular polygon is N-
1。
6. nut cover die processing method according to claim 5, which is characterized in that the outer end of the star-shaped ray has
Chamfering broken line.
7. the nut cover die processing method according to any one of claim 1-6, which is characterized in that the nut
Cover die processing jig includes clamping fixture seat and clamp cover, and the clamp cover is detachably arranged on the clamping fixture seat, the fixture
It is the inner face in first hole on the surface of the clamping fixture seat, the folder that seat tool, which has the first clamping surface, first clamping surface,
Tool lid has the second clamping surface, first clamping surface and second clamping surface for nut cover die to be clamped.
8. nut cover die processing method according to claim 7, which is characterized in that first hole is stepped hole, described
Stepped hole is the first through hole through the clamping fixture seat, and first hole includes first diameter portion and second diameter portion, described the
The first diameter in one diameter portion is more than the second diameter of the second diameter portion, and the first diameter portion is used for the spiro cap
Mould is put into or takes out.
9. nut cover die processing method according to claim 7 or 8, the clamping fixture seat is cylinder, the axis of the cylinder
Line is vertical with two end faces of nut cover die, and the clamp cover is circle, third diameter and the clamping fixture seat of the clamp cover
It is identical；
The top edge of the clamping fixture seat is equipped with the first recessed portion, and first recessed portion has the first positioning plane, the folder
The side of tool lid is equipped with the second recessed portion, and second recessed portion has the second positioning plane, the first positioning plane and institute
State the distance between axis of clamping fixture seat be the first distance, it is described second positioning plane and the axis of the clamping fixture seat between away from
From for second distance, first distance and the second distance are equal.
10. a kind of nut cover die, which is characterized in that by the nut cover die processing method system described in any one of claim 1-9
At including die sleeve and piece mould, piece mould described in multi-disc collectively form circular ring shape, and piece mould is embedded into the die sleeve described in multi-disc.
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| CN201810410758.0A CN108568575B (en) | 2018-05-02 | 2018-05-02 | Nut cover die processing method and nut cover die |
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| CN201810410758.0A CN108568575B (en) | 2018-05-02 | 2018-05-02 | Nut cover die processing method and nut cover die |
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| CN108568575B CN108568575B (en) | 2020-02-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558751A (en) * | 2020-04-27 | 2020-08-21 | 精英模具（珠海）有限公司 | CNC wire cutting machining process for combined insert |
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| CN108568575B (en) | 2020-02-07 |
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