CN105817848A - Manufacturing method for outer curled edge ring of easy-drawing lid edge curling die - Google Patents
Manufacturing method for outer curled edge ring of easy-drawing lid edge curling die Download PDFInfo
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- CN105817848A CN105817848A CN201510997804.8A CN201510997804A CN105817848A CN 105817848 A CN105817848 A CN 105817848A CN 201510997804 A CN201510997804 A CN 201510997804A CN 105817848 A CN105817848 A CN 105817848A
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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
- B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
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Abstract
The invention discloses a manufacturing method for an outer curled edge ring of an easy-drawing lid edge curling die. The method is characterized in that the outer curled edge ring is divided into a set of 4-8 arc segments for manufacturing; the manufacturing method specifically comprises the following manufacturing steps that firstly, materials are prepared; secondly, a first cambered face and a second cambered face are roughly machined; thirdly, the first cambered face and the second cambered face are subjected to finish machining, and grooves are subjected to semifinishing; fourthly, the two end faces in the length direction and the outer peripheral face are machined; fifthly, the grooves of an arc segment workpiece are subjected to surface treatment through ion nitriding; sixthly, the top face and the bottom face are machined; seventhly, a tool clamp is used, and the grooves of all the outer curled edge ring workpiece are ground and subjected to finish machining through a computer numerical control machining center or a computer numerical control milling machine with a T-shaped cutter as a cutting tool; and eighthly, the grooves are subjected to polishing treatment.
Description
Technical field
The present invention relates to machine-building manufacture field, be specifically related to the processing of the outer crimping ring of a kind of easy-open lid die with edge-folded
Method.
Background technology
Pop can, is divided into built-up tin and two piece can, and built-up tin is made up of can body, top cover and bottom, and two piece can is exactly
Can body and lid by band bottom surface form.The lid of pop can is referred to as easy-open lid 1 at (including top cover and bottom), its structure such as figure
Shown in 1, its circumferential edge is provided with a circle crimping 11.
It is accomplished by using a set of die with edge-folded, so-called die with edge-folded to see Fig. 2, be to process this circle crimping of easy-open lid
Being made up of outer crimping ring 2 and involute side ring 3, involute side ring 3 is located in outer crimping ring 2, shape between outer crimping ring 2 and involute side ring 3
Become the working clearance；Involute side ring 3 is an annular, and its outer peripheral face is provided with groove；And the structure of outer crimping ring 2 as it is shown on figure 3,
Being an open loop body, it seems is circular arc, and is in fact involute shape, and inner circumferential surface is provided with groove 21, cutting of this groove 21
Face shape as it is shown in figure 5, be by first corner circular arc the 211, first straightway 212, gullet the 213, second straightway 214 with
And second corner circular arc 215 connect and compose.During work, outer crimping ring 2 maintains static, and involute side ring 3 rotarily drives and is located at work
Making easy-open lid 1 rotation in gap and move along the working clearance, the edge of easy-open lid 1 is embedded in involute side ring in the process
Crimping is formed with the groove of outer crimping ring is squeezed.So, the groove of outer crimping ring 2 and involute side ring 3 is core work
Making position, its dimension precision requirement is the highest, and also hardness requirement need to carry out the process of glow discharge nitriding surface.
In prior art, for groove such workpiece position of outer crimping ring, people would generally expect cutting with numerically controlled lathe
Cut processing or the processing of numerical control peripheral milling grinding machine.But, in actual application, above two processing mode all cannot be suitable for, and this is
Because:
1, groove processes through glow discharge nitriding surface, and the hardness of ion-nitriding layer reaches more than HRC70, and the cutter of numerically controlled lathe cannot
Processing；
2, the size of outer crimping ring is big (diameter D=400 ~ 800mm), and seldom there is such large-sized numerical control peripheral milling in existing market
Grinding machine, and its machining accuracy also cannot ensure.
Summary of the invention
The processing method that it is an object of the present invention to provide the outer crimping ring of a kind of easy-open lid die with edge-folded, to meet outer crimping ring
High accuracy processing need.
For reaching above-mentioned purpose, a kind of technical scheme that the present invention uses is: the outer crimping of a kind of easy-open lid die with edge-folded
The processing method of ring, is divided into one group of 4-8 arc section by outer crimping ring and processes；
Each arc section after processing has bottom surface, end face, the end face of two length directions, is positioned at the outside week outside arc section
Face and be positioned at the first cambered surface inside arc section, groove and the second cambered surface, groove is between the first cambered surface and the second cambered surface；
This processing method is specifically processed and is comprised the following steps:
The first step, according to the full-size of arc section for square stock as arc section workpiece；
Second step, goes out described first cambered surface and described second cambered surface with cutting way roughing on arc section workpiece；
3rd step, by numerical control machining center or CNC milling machine with cutting way, the first arc described in polish on arc section workpiece
Face and described second cambered surface, groove described in semifinishing；
4th step, by line cutting or Milling Process mode, according to described second cambered surface or the circle of the first cambered surface of previous step processing
The heart determines the position of whole workpiece, on arc section workpiece cutting or Milling Process go out said two length direction end face and
Described outside circumference；
5th step, uses glow discharge nitriding mode to carry out surface process the described groove on arc section workpiece, it is ensured that nitriding thickness
More than 0.2mm；
6th step, processes bottom surface and end face, one group of arc section work of specific requirement with grinding or milling mode on arc section workpiece
Part to be processed together, it is ensured that same group of arc section workpiece height is identical；
7th step, utilizes a frock clamp, and one group of arc section workpiece previous step processed pieces together whole outer crimping ring work
Part clamping are on numerical control machining center or CNC milling machine, it is ensured that the face, described groove place of outer crimping ring workpiece is for being perpendicular to machine
The X/Y plane state of bed, then by numerical control machining center or CNC milling machine with T-shaped cutter for the whole outer crimping of tool grinding polish
Described groove on ring workpiece；Described T-shaped cutter is discoid emery wheel, and its outer rim working position is semi-circular cross-section, this semicircle
The radius in cross section is less than the radius of the gullet of described groove；Specifically the polish to described groove includes following work step:
First work step, with the bottom land center of groove described in profile milling mode grinding；
Second work step, with lower half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along its groove bottom land
The horizontal plane of the heart is divided into top half and the latter half, removes top half, then with the latter half profile of described groove is
Its grinding track is programmed by object with contour milling order；
3rd work step, with first half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along described groove bottom land
The horizontal plane at center is divided into top half and the latter half, removes the latter half, by top half with the water at groove bottom land center
On the basis of plane, mirror image forms a Dummy, with the profile of the groove on this Dummy for object with contour milling order to its grinding
Track is programmed generating void and seemingly processes cutter track, then, by this void like processing the cutter track horizontal plane with groove bottom land center as base
Quasi-mirror image, and the void after this mirror image is seemingly processed the one-tenth-value thickness 1/10 of the described T-shaped cutter of cutter track pan-down one, as actual cutter track；
8th step, to described groove polishing, pieces together whole with frock clamp by same group of arc section workpiece during this polishing
Individual outer crimping ring workpiece, the most described groove entirety polishes.
In such scheme, being additionally provided with the 4th work step after the 3rd work step of the 7th step, the 4th work step is: same clamping shape
Under state, in described first cambered surface or the second cambered surface process one section splicing reference for installation cambered surface, this splicing reference for installation cambered surface with
The bottom land track of groove is parallel.
For reaching above-mentioned purpose, the another kind of technical scheme that the present invention uses is: the outer crimping ring of a kind of easy-open lid die with edge-folded
Processing method, outer crimping ring is divided into one group of 4-8 arc section and processes；
Each arc section after processing has bottom surface, end face, the end face of two length directions, is positioned at the outside week outside arc section
Face and be positioned at the first cambered surface inside arc section, groove and the second cambered surface, groove is between the first cambered surface and the second cambered surface；
This processing method is specifically processed and is comprised the following steps:
The first step, according to the full-size of arc section for square stock as arc section workpiece；
Second step, goes out described first cambered surface and described second cambered surface with cutting way roughing on arc section workpiece；
3rd step, by numerical control machining center or CNC milling machine with cutting way, the first arc described in polish on arc section workpiece
Face and described second cambered surface, groove described in semifinishing；
4th step, by line cutting or Milling Process mode, according to described second cambered surface or the circle of the first cambered surface of previous step processing
The heart determines the position of whole workpiece, on arc section workpiece cutting or Milling Process go out said two length direction end face and
Described outside circumference；
5th step, uses glow discharge nitriding mode to carry out surface process the described groove on arc section workpiece, it is ensured that nitriding thickness
More than 0.2mm；
6th step, processes bottom surface and end face, one group of arc section work of specific requirement with grinding or milling mode on arc section workpiece
Part to be processed together, it is ensured that same group of arc section workpiece height is identical；
7th step, utilizes a frock clamp, and one group of arc section workpiece previous step processed pieces together whole outer crimping ring work
Part clamping are on numerical control machining center or CNC milling machine, it is ensured that the face, described groove place of outer crimping ring workpiece is for being perpendicular to machine
The X/Y plane state of bed, then by numerical control machining center or CNC milling machine with T-shaped cutter for the whole outer crimping of tool grinding polish
Described groove on ring workpiece；Described T-shaped cutter is discoid emery wheel, and its outer rim working position is semi-circular cross-section, this semicircle
The radius in cross section is less than the radius of the gullet of described groove；Specifically the polish to described groove includes following work step:
First work step, with the bottom land center of groove described in profile milling mode grinding；
Second work step, with first half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along described groove bottom land
The horizontal plane at center is divided into top half and the latter half, removes the latter half, then, by top half with groove bottom land center
Horizontal plane on the basis of mirror image form a Dummy, with the profile of the groove on this Dummy for object with contour milling order to it
Grinding track is programmed generating void and seemingly processes cutter track, then, by this void like processing the cutter track horizontal plane with groove bottom land center
On the basis of mirror image, and by the void after this mirror image like process the described T-shaped cutter of cutter track pan-down one one-tenth-value thickness 1/10, as actual cutter
Road；
3rd work step, with lower half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along its groove bottom land
The horizontal plane of the heart is divided into top half and the latter half, removes top half, then with the latter half profile of described groove is
Its grinding track is programmed by object with contour milling order；
8th step, to described groove polishing, pieces together whole with frock clamp by same group of arc section workpiece during this polishing
Individual outer crimping ring workpiece, the most described groove entirety polishes.
In such scheme, being additionally provided with the 4th work step after the 3rd work step of the 7th step, the 4th work step is: same clamping shape
Under state, in described first cambered surface or the second cambered surface process one section splicing reference for installation cambered surface, this splicing reference for installation cambered surface with
The bottom land track of groove is parallel.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that
The present invention processes respectively by outer crimping ring is divided into 4-8 arc section, then after splicing with CNC numerical control machining center or
CNC milling machine carries out integral grinding with the T-shaped cutter of special pearl to groove, improves the precision of product, surface smoothness, reduces life
Produce cost.Further, due to CNC numerical control machining center or CNC milling machine existing Numerical Control Programming Software all with the guarantor of anti-interference
Protective function, cannot be processed by prior art Direct Programming at all, and the present invention then uses when programming and empty like removal, mirror image etc. is
Row concrete operations mode overcomes this problem cannot processed because interfering protection, successfully with CNC numerical control machining center or number
Control milling machine carrys out grinding and has gone out groove.
Accompanying drawing explanation
Fig. 1 is easy-open lid structure cross-sectional schematic；
Fig. 2 is easy-open lid crimping principle schematic；
Fig. 3 is the schematic perspective view of outer crimping ring；
Fig. 4 is the schematic perspective view of an arc section in the embodiment of the present invention one outer crimping ring；
Fig. 5 is the schematic cross-section of an arc section in the embodiment of the present invention one outer crimping ring；
Fig. 6 is the schematic top plan view of an arc section in the embodiment of the present invention one outer crimping ring；
Fig. 7 is 4 arc section structural representations of split on frock clamp in the embodiment of the present invention one；
Fig. 8 is the T-shaped cutter schematic diagram of the embodiment of the present invention one；
Fig. 9 is the view of the arc section workpiece of the first step of the embodiment of the present invention one；
Figure 10 is the view of the arc section workpiece of the 3rd step of the embodiment of the present invention one；
Figure 11 is the view of the arc section workpiece of the 5th step of the embodiment of the present invention one；
Figure 12 is the view of the arc section workpiece of the 6th step of the embodiment of the present invention one.
In the figures above: 1, easy-open lid；11, crimping；2, outer crimping ring；20, arc section；21, groove；211, the first corner
Circular arc；212, the first straightway；213, gullet；214, the second straightway；215, the second corner circular arc；22, the first cambered surface；
23, the second cambered surface；24, through hole；25, bottom surface；26, end face；27, end face；28, end face；29, outside circumference；3, involute side ring；4、
Frock clamp.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment one: see shown in Fig. 4 ~ Figure 12:
The processing method of the outer crimping ring of a kind of easy-open lid die with edge-folded, is divided into one group of 4-8 arc section 20 by outer crimping ring
Processing.
Each arc section 20 after processing, as shown in Fig. 4 and Fig. 6, has bottom surface 25, end face 26, two length directions
End face 27,28, be positioned at the outside circumference 29 outside arc section and be positioned at the first cambered surface 22 inside arc section, groove 21 and
Two cambered surfaces 23, groove 21 is between the first cambered surface 22 and the second cambered surface 23.
This processing method is specifically processed and is comprised the following steps:
The first step, according to the full-size of arc section 20 for square stock as arc section workpiece, material: nitrided steel, such as 38CrMoAl,
Square stock is as shown in Figure 9.
Second step, modifier treatment, make material improve combination property and be prone to roughing process.
3rd step, goes out described first cambered surface 22 and described second cambered surface with cutting way roughing on arc section workpiece
23, specifically by arc section workpiece with the vertical form clamping in face, groove 21 place on numerical control machining center or CNC milling machine,
The center of calibration workpiece, with the first cambered surface 22 and the second cambered surface 23 described in cutting way roughing, and monolateral stays 0.2mm surplus.
Complete after this step the shape of arc section workpiece as shown in Figure 10.
4th step, processes except groove 21 institute with grinding machine (also can in other ways, such as milling) on arc section workpiece
Other five faces outside face, stay 0.1mm surplus (relevant to nitriding deflection) on the height h of arc section workpiece, other
Face polishing on direction, it is ensured that each adjacent surface of workpiece is vertical.
5th step, by numerical control machining center or CNC milling machine with cutting way, on arc section workpiece described in polish
One cambered surface and described second cambered surface, groove described in semifinishing.The most first by arc section workpiece with groove 21 place towards
On, its side is perpendicular to the form of lathe X/Y plane and is clamped in numerical control machining center or CNC milling machine, finds workpiece at lathe
Center on X/Y plane, and encounter the position of described first cambered surface 21 or the second cambered surface 22 as Z0 point using cutter at zero point,
Then with the first cambered surface 21 and the second cambered surface 23 to target size described in cutting way polish, then with spherical cutter semifinishing
Go out groove 21, monolateral at this groove 21 stay 0.03mm surplus.After this completes this step, the shape of arc section workpiece such as Figure 11 institute
Show.
6th step, by line cutting or Milling Process mode, according to described second cambered surface 23 or first arc of previous step processing
The center of circle in face 22 determines the position of whole workpiece, and on arc section workpiece, cutting or Milling Process go out said two length direction
End face 27,28 and described outside circumference 29.It is most preferably to use slow feeding linear cutting.After completing this step, arc section workpiece
Shape is as shown in figure 12.
7th step, uses glow discharge nitriding mode to carry out surface process the described groove on arc section workpiece, it is ensured that nitriding
More than thickness 0.2mm.
8th step, processes bottom surface 25 and end face 26, specific requirement one group with grinding or milling mode on arc section workpiece
Arc section workpiece to be processed together, it is ensured that the same group of arc section 20 processed is the most identical.After completing this step, arc section work
The shape of part is the most as shown in figure 12.Deformation during Nitrizing Treatment is mainly revised in the effect of this step, and ensure that same group
The height of arc section 20 is identical, in order to follow-up split on frock clamp.
9th step, utilizes a frock clamp 4, and one group of arc section workpiece previous step processed pieces together whole outer crimping
Ring workpiece clamping are on numerical control machining center or CNC milling machine, as shown in Figure 7, it is ensured that the described groove institute of outer crimping ring workpiece
It is the X/Y plane state being perpendicular to lathe in face, then smart with T-shaped cutter for tool grinding with numerical control machining center or CNC milling machine
Process the described groove on whole outer crimping ring workpiece.Described T-shaped cutter, as shown in Figure 8, for discoid emery wheel, its outer rim works
Position is semi-circular cross-section, and the radius R of this semi-circular cross-section is less than the radius of the gullet 213 of described groove.Specifically, T-shaped
The radius R of the semi-circular cross-section of cutter is 0.71mm, and its thickness is 1.42 mm.
Specifically the polish to described groove includes again following work step:
First work step, with the bottom land center of groove described in profile milling mode grinding, cutter rotating speed 9500r/min per minute,
Tool feeding 3000mm/min per minute.As used profile milling CAVITY_MILL order in UG4.0 processing module.
Second work step, with the latter half on the basis of groove bottom land center on groove described in contour milling mode grinding
Profile, using groove bottom land center as contour milling and grinding starting point.When specifically programming, first by outer crimping ring workpiece along its groove bottom land
The horizontal plane at center is divided into top half and the latter half, removes top half, then with the latter half profile of described groove
Its grinding track is programmed with contour milling order for object.Cutter rotating speed 9500r/min per minute, tool feeding is per minute
3000mm/min, the layer amount of cutting 0.02mm, zero-bit is processed, as ordered with contour milling ZLEVEL_ PROFILE in UG4.0 processing module
Order, adds correction order G41 in program.
3rd work step, by top half on the basis of groove bottom land center on groove described in contour milling mode grinding
Profile, using groove bottom land center as contour milling and grinding starting point.When specifically programming, first by outer crimping ring workpiece along described groove groove
The horizontal plane at center, the end is divided into top half and the latter half, removes the latter half, by top half with groove bottom land center
On the basis of horizontal plane, mirror image forms a Dummy, grinds it with contour milling order with the profile of the groove on this Dummy for object
Cut track to be programmed generating void and seemingly process cutter track, then, by this void like processing cutter track with the horizontal plane at groove bottom land center be
Reference mirror picture, and the void after this mirror image is seemingly processed the one-tenth-value thickness 1/10 of the described T-shaped cutter of cutter track pan-down one, as actual cutter
Road.Cutter rotating speed 9500r/min per minute, tool feeding 3000mm/min per minute, the layer amount of cutting 0.02mm, zero-bit processing, as
With contour milling ZLEVEL_PROFILE order in UG4.0 processing module, correction order G42 in amendment program.
4th work step, under same clamping state, processes one section of splicing peace in described first cambered surface 22 or the second cambered surface 23
Dress benchmark cambered surface, this splicing reference for installation cambered surface is parallel with the bottom land track of groove, in use just by this reference for installation cambered surface
Detect as benchmark, it is ensured that splicing during use is identical with the splicing of processing.
Tenth step, to the polishing of described groove 21, spells same group of arc section workpiece with frock clamp during this polishing
Synthesize whole outer crimping ring workpiece, the overall polishing of the most described groove 21 so that it is fineness reaches 0.2.In this step
The frock clamp used can be the identical of use in the 9th step, it is also possible to different.
In reality, between second step and the 3rd step, also can increase the step of a hole milling, i.e. process on arc section workpiece
Go out two through holes 24, in order to follow-up installation location.
In the 9th step, arc section clamping workpiece form on frock clamp 4 is as it is shown in fig. 7, be at each arc section 20
Through hole 24 in place screw with locking on frock clamp 4.Specific requirement has:
1, knock off on frock clamp 4 part groove bottom want smooth and parallel with platen face；
2, the cambered surface leaned on the first cambered surface 22 phase on frock clamp 4 to be processed and to be put in place, is used for being adjacent to workpiece；
3, each arc section 20 the most smooth to be put when being placed on frock clamp 4, and junction to be adjacent to.
Embodiment two:
The processing method of the outer crimping ring of a kind of easy-open lid die with edge-folded, is divided into one group of 4-8 arc section 20 by outer crimping ring
Processing, with the difference is that only of embodiment one: the second work step and the 3rd work step order in described 9th step are exchanged.Other
All with embodiment one, repeat no more here.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implements according to this, can not limit the scope of the invention with this.All according to the present invention
The equivalence that spirit is made changes or modifies, and all should contain within protection scope of the present invention.
Claims (4)
1. the processing method of the outer crimping ring of an easy-open lid die with edge-folded, it is characterised in that: outer crimping ring is divided into one group of 4-8
Individual arc section is processed；
Each arc section after processing has bottom surface, end face, the end face of two length directions, is positioned at the outside week outside arc section
Face and be positioned at the first cambered surface inside arc section, groove and the second cambered surface, groove is between the first cambered surface and the second cambered surface；
This processing method is specifically processed and is comprised the following steps:
The first step, according to the full-size of arc section for square stock as arc section workpiece；
Second step, goes out described first cambered surface and described second cambered surface with cutting way roughing on arc section workpiece；
3rd step, by numerical control machining center or CNC milling machine with cutting way, the first arc described in polish on arc section workpiece
Face and described second cambered surface, groove described in semifinishing；
4th step, by line cutting or Milling Process mode, according to described second cambered surface or the circle of the first cambered surface of previous step processing
The heart determines the position of whole workpiece, on arc section workpiece cutting or Milling Process go out said two length direction end face and
Described outside circumference；
5th step, uses glow discharge nitriding mode to carry out surface process the described groove on arc section workpiece, it is ensured that nitriding thickness
More than 0.2mm；
6th step, processes bottom surface and end face, one group of arc section work of specific requirement with grinding or milling mode on arc section workpiece
Part to be processed together, it is ensured that same group of arc section workpiece height is identical；
7th step, utilizes a frock clamp, and one group of arc section workpiece previous step processed pieces together whole outer crimping ring work
Part clamping are on numerical control machining center or CNC milling machine, it is ensured that the face, described groove place of outer crimping ring workpiece is for being perpendicular to machine
The X/Y plane state of bed, then by numerical control machining center or CNC milling machine with T-shaped cutter for the whole outer crimping of tool grinding polish
Described groove on ring workpiece；Described T-shaped cutter is discoid emery wheel, and its outer rim working position is semi-circular cross-section, this semicircle
The radius in cross section is less than the radius of the gullet of described groove；Specifically the polish to described groove includes following work step:
First work step, with the bottom land center of groove described in profile milling mode grinding；
Second work step, with lower half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along its groove bottom land
The horizontal plane of the heart is divided into top half and the latter half, removes top half, then with the latter half profile of described groove is
Its grinding track is programmed by object with contour milling order；
3rd work step, with first half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along described groove bottom land
The horizontal plane at center is divided into top half and the latter half, removes the latter half, by top half with the water at groove bottom land center
On the basis of plane, mirror image forms a Dummy, with the profile of the groove on this Dummy for object with contour milling order to its grinding
Track is programmed generating void and seemingly processes cutter track, then, by this void like processing the cutter track horizontal plane with groove bottom land center as base
Quasi-mirror image, and the void after this mirror image is seemingly processed the one-tenth-value thickness 1/10 of the described T-shaped cutter of cutter track pan-down one, as actual cutter track；
8th step, to described groove polishing, pieces together whole with frock clamp by same group of arc section workpiece during this polishing
Individual outer crimping ring workpiece, the most described groove entirety polishes.
The processing method of the outer crimping ring of easy-open lid die with edge-folded the most according to claim 1, it is characterised in that: in the 7th step
The 3rd work step after be additionally provided with the 4th work step, the 4th work step is: under same clamping state, at described first cambered surface or the second arc
Processing one section of splicing reference for installation cambered surface on face, this splicing reference for installation cambered surface is parallel with the bottom land track of groove.
3. the processing method of the outer crimping ring of an easy-open lid die with edge-folded, it is characterised in that: outer crimping ring is divided into one group of 4-8
Individual arc section is processed；
Each arc section after processing has bottom surface, end face, the end face of two length directions, is positioned at the outside week outside arc section
Face and be positioned at the first cambered surface inside arc section, groove and the second cambered surface, groove is between the first cambered surface and the second cambered surface；
This processing method is specifically processed and is comprised the following steps:
The first step, according to the full-size of arc section for square stock as arc section workpiece；
Second step, goes out described first cambered surface and described second cambered surface with cutting way roughing on arc section workpiece；
3rd step, by numerical control machining center or CNC milling machine with cutting way, the first arc described in polish on arc section workpiece
Face and described second cambered surface, groove described in semifinishing；
4th step, by line cutting or Milling Process mode, according to described second cambered surface or the circle of the first cambered surface of previous step processing
The heart determines the position of whole workpiece, on arc section workpiece cutting or Milling Process go out said two length direction end face and
Described outside circumference；
5th step, uses glow discharge nitriding mode to carry out surface process the described groove on arc section workpiece, it is ensured that nitriding thickness
More than 0.2mm；
6th step, processes bottom surface and end face, one group of arc section work of specific requirement with grinding or milling mode on arc section workpiece
Part to be processed together, it is ensured that same group of arc section workpiece height is identical；
7th step, utilizes a frock clamp, and one group of arc section workpiece previous step processed pieces together whole outer crimping ring work
Part clamping are on numerical control machining center or CNC milling machine, it is ensured that the face, described groove place of outer crimping ring workpiece is for being perpendicular to machine
The X/Y plane state of bed, then by numerical control machining center or CNC milling machine with T-shaped cutter for the whole outer crimping of tool grinding polish
Described groove on ring workpiece；Described T-shaped cutter is discoid emery wheel, and its outer rim working position is semi-circular cross-section, this semicircle
The radius in cross section is less than the radius of the gullet of described groove；Specifically the polish to described groove includes following work step:
First work step, with the bottom land center of groove described in profile milling mode grinding；
Second work step, with first half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along described groove bottom land
The horizontal plane at center is divided into top half and the latter half, removes the latter half, then, by top half with groove bottom land center
Horizontal plane on the basis of mirror image form a Dummy, with the profile of the groove on this Dummy for object with contour milling order to it
Grinding track is programmed generating void and seemingly processes cutter track, then, by this void like processing the cutter track horizontal plane with groove bottom land center
On the basis of mirror image, and by the void after this mirror image like process the described T-shaped cutter of cutter track pan-down one one-tenth-value thickness 1/10, as actual cutter
Road；
3rd work step, with lower half minute wheel on the basis of groove bottom land center on groove described in contour milling mode grinding
Exterior feature, using groove bottom land center as contour milling and grinding starting point；When specifically programming, first by outer crimping ring workpiece along its groove bottom land
The horizontal plane of the heart is divided into top half and the latter half, removes top half, then with the latter half profile of described groove is
Its grinding track is programmed by object with contour milling order；
8th step, to described groove polishing, pieces together whole with frock clamp by same group of arc section workpiece during this polishing
Individual outer crimping ring workpiece, the most described groove entirety polishes.
The processing method of the outer crimping ring of easy-open lid die with edge-folded the most according to claim 3, it is characterised in that: in the 7th step
The 3rd work step after be additionally provided with the 4th work step, the 4th work step is: under same clamping state, at described first cambered surface or the second arc
Processing one section of splicing reference for installation cambered surface on face, this splicing reference for installation cambered surface is parallel with the bottom land track of groove.
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| CN201510997804.8A CN105817848B (en) | 2015-12-28 | 2015-12-28 | A kind of processing method of the outer edge ring of easy open cover die with edge-folded |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000094066A (en) * | 1998-09-24 | 2000-04-04 | Sumitomo Electric Ind Ltd | Method for treating die |
| KR20090103646A (en) * | 2008-03-27 | 2009-10-01 | 김기환 | The oil presser attached Die-casting Assembling Method for the vehicle's gear Box. |
| CN102716975A (en) * | 2012-03-14 | 2012-10-10 | 罗青龙 | Bottle cap manufacturing mold |
| CN103507220A (en) * | 2013-10-25 | 2014-01-15 | 昆山精创模具有限公司 | Bottle cover fixed mold core and processing method thereof |
| CN103612081A (en) * | 2013-11-27 | 2014-03-05 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for manufacturing runner of injection mold |
-
2015
- 2015-12-28 CN CN201510997804.8A patent/CN105817848B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000094066A (en) * | 1998-09-24 | 2000-04-04 | Sumitomo Electric Ind Ltd | Method for treating die |
| KR20090103646A (en) * | 2008-03-27 | 2009-10-01 | 김기환 | The oil presser attached Die-casting Assembling Method for the vehicle's gear Box. |
| CN102716975A (en) * | 2012-03-14 | 2012-10-10 | 罗青龙 | Bottle cap manufacturing mold |
| CN103507220A (en) * | 2013-10-25 | 2014-01-15 | 昆山精创模具有限公司 | Bottle cover fixed mold core and processing method thereof |
| CN103612081A (en) * | 2013-11-27 | 2014-03-05 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for manufacturing runner of injection mold |
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| CN105817848B (en) | 2018-03-06 |
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