CN100999139A - Manufacturing method of high speed rolling mould cutter block - Google Patents
Manufacturing method of high speed rolling mould cutter block Download PDFInfo
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- CN100999139A CN100999139A CNA2006101477526A CN200610147752A CN100999139A CN 100999139 A CN100999139 A CN 100999139A CN A2006101477526 A CNA2006101477526 A CN A2006101477526A CN 200610147752 A CN200610147752 A CN 200610147752A CN 100999139 A CN100999139 A CN 100999139A
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Abstract
The present invention provides a high-speed roll-pressing die-cutting tool block manufacturing process technique, belonging to the field of packaging machinery technology. Said method includes the following steps: (1), selecting and using metallurgical powder high-speed steel and making it be successively undergone the processes of atomization, compaction and hot-forming so as to obtain rough roll-pressing die-cutting tool block; (2), vacuum heat-treatment of roll-pressing die-cutting tool block; including vacuum quenching and vacuum tempering; and (3), adopting ion implantation process to apply composite coating layer onto the roll-pressing die-cutting tool block surface.
Description
Technical field
The present invention relates to a kind of processing method of mould cutter block, be applicable to that especially connecting machine with recessed, flexographic printing machine equipment matches and be used for cutting tobacco bale, wine box, liquid milk bag, food medical packaging carton and the manufacturing process of a kind of high speed rolling mould cutter block of lock carton in batches in the circular pressing and cutting machine of producing.
Background technology
In the Chinese printing packaging industry, lock carton packing cutting process such as all kinds of tobacco bales, wine box, liquid milk bag, food medical packaging carton etc. in batches are extensive use of flat-press flat-die butt formula.Although domestic printing equipment manufacturer has grasped the flat-press flat-die incision technology and can design production voluntarily, its blade is dependence on import still.Existing platen cross cutting exists inefficiency, low precision, cutting packing carton product periphery is not bright and clean, weak points such as crinosity thorn, blade are perishable, location alignment inaccuracy, and production cost height can not be recessed with import brand, flexible printing machine connects the machine production that is complementary automatically.
For this reason, people have proposed all technical schemes, and wherein adopting circular pressing and cutting is a kind of more advanced die cutting technique.Though existing circle press the shearing technology of circle cylinder crush-cutting formula cylinder can be recessed with import brand, the flexible printing machine transfer matic connects machine and forms a complete production network, but still depositing location, alignment inaccuracy, carton periphery adhesive hair is many, the place's adhesion of carton product tangent line R angle is continuous, need break off with the fingers and thumb disconnectedly by hand, circle presses circle cut mode cutting carton periphery hypotenuse untidy.
Chinese patent 01210523.6 provides " taking turns tumbler tube die-cutting machine at a high speed " its parts upper roller to adopt sectional die cutting knife piece; Provide with Chinese patent 97209436.9 " rolling-type rolling cut ", but mould cutter block does not have interchangeability, the cutter piece accuracy of manufacture is poor, the comprehensive circle of die cutter roller is beated and is exceeded technical indicator, under high speed per hour production (speed per hour 200-220m/mim) situation, knife edge blade mouth crack occurs, mould cutter block can get rusty by the burn into cutting edge in the operating period.Contain the printed matter paper of TiO2 material printing ink as cutting aluminium platinum paper, coated duplex board with grey back, recycled writing paper or cross cutting position, cutting product and the adhesion of product periphery can't cut.Make product can not receive mark automatically and pile up, directly influence the packing carton good looking appearance, mould cutter block is short service life.Cause the mould cutter block premature failure and out of use main cause is: mould cutter block integral body and the design of knife edge sword line are unreasonable, and base material is selected for use inappropriate, cutter piece low precision, and the hardness on cutter piece surface is low, and poor toughness is not wear-resisting, rust corrosion.In manufacturing technology, heat treatment material process of surface treatment, all there is technical problem in various degree.
Chinese patent 03107346.6 discloses a kind of preparation method of cutting tool, and this patent is mainly improved from the coat of cutter, and this appearance for cutter is anticorrosion better action, but improves little for the cutter overall performance.
Summary of the invention
The invention provides a kind of high speed rolling mould cutter block manufacturing process technology, solved existing high speed rolling mould cutter block when cutting packing carton etc. because cutter piece base material is selected for use inappropriately, it is low to make that the cutter piece exists case hardness, poor toughness, not wear-resisting, shortcomings such as easy rust corrosion.
The main applied powder metallurgy high-speed steel of the present invention is as the material of cutter piece, engraving milling high speed rolling mould cutter block surface high accuracy knife edge sword line, then mould cutter block is used vacuum hardening, vacuum tempering heat treatment again, and adopt ion assistant coating (IAC) or ion not to deposit to be infused in seal coat on the mould cutter block, thereby make that the rolling mould cutter block surface knife edge sword line edge of a knife is bright and clean, hardness is high, good toughness is wear-resisting again, anticorrosive, easy fracture not, and arranged long service life.The mould cutter block of gained still has not tipping mouth, cutter piece under up to the 200-220m/mim situation in the production speed per hour can repeat characteristics such as mill is multiple.
Above-mentioned purpose of the present invention obtains by the following method: a kind of preparation method of high speed rolling mould cutter block, and it may further comprise the steps:
(1) the metallurgical high-speed steel of choice of powder atomizing successively, compacting, the rough one-tenth rolling mould cutter block of hot forming then;
(2) vacuum heat rolling mould cutter block, the concrete steps of described vacuum heat are with rolling mould cutter block elder generation vacuum hardening, vacuum tempering then; Described vacuum tempering is three vacuum temperings;
(3) ion injects multiple film coating on rolling mould cutter block.
In the preparation method of above-mentioned high speed rolling mould cutter block, described PM HSS is PM HSS ASP30 or PM HSS ASP60.Wherein PM HSS ASP30 main chemical compositions is C:1.27%, Cr:4.2%, W:6.4%, V:3.1%, Co:8.5%, the soft annealed condition hardness HB300 of shaping material, and hardness can reach HRC66 behind the Q-tempering. Its main chemical compositions of PM HSS ASP60 is: C:2.3 0%, Cr:40%, W:6.5%, M:7.0%, V:0.50%, Co:10.50%, the soft annealed condition hardness HB340 of shaping material.The hardest HRC68 that reaches of hardness behind the Q-tempering. Adopt the PM HSS of these two kinds of materials can obtain better mould cutter block hardness.
In the preparation method of above-mentioned high speed rolling mould cutter block, the detailed process of described rough one-tenth rolling mould cutter block technology is:
A, semi-finished product are inserted formula rotor clamping on comprehensive vertical numerical control machining center, adopt programming software, finish procedure;
B, by the required product pattern size in design cutter piece surface, with 10mm, 8mm, three kinds of cotter mill cutters of 6mm the rotor surface is rough milled earlier, carve out horizontal stroke, long direction die cutting pattern edge line, the knife edge is wide to be 0.9-1.1mm;
After C, cutter piece surface knife edge sword line are rough milled, with V-type 45.-60。Form cutter enters half finish-milling, and after this procedure was finished, the knife edge sword live width of its shaping was 0.06mm;
D, cutter piece surface knife edge sword line is shaped behind half finish-milling, with V-type 45.-60。Milling cutter carries out finish-milling to rolling cut cutter piece surface edge line, and after this procedure was finished, knife edge sword line was a required size, and wide is 0.02-0.03mm, is isosceles trapezoid;
E, the clear angle of employing cutter 45.-60。The right angle of tool setting cutting edge line, the angle of cut, place, R angle carry out the clear angle of finish-milling;
F, bottom, feeler block surface are carried out light and are cut processing, accomplish fluently stripping hole, cutter piece surface, dismounting mould cutter block.
In the preparation method of above-mentioned high speed rolling mould cutter block, described vacuum hardening divides two-stage or three grades of preheatings.Can eliminate the internal stress of cutter piece so better.
In the preparation method of above-mentioned high speed rolling mould cutter block, the temperature of described three vacuum temperings is 560-580 ℃, and tempering insulation time is 1.5～2 hours.Adopting this temperature and tempering insulation time is in order to reach better thermal effectiveness.
As preferably, the detailed process of described vacuum hardening vacuum tempering technology is:
A, the finished product rolling mould cutter block is demagnetized, carry out ultrasonic wave then and clean, put vacuum heat treatment furnace;
B, PM HSS ASP30 or ASP60 material mould cutter block put into realize in the certain vacuum heating furnace that non-oxidation handles;
C, vacuum hardening, the hot gas cycle stove is heated to 450 ℃-500 ℃ and then be heated to austenitizing temperature 1050-1180 ℃ earlier in a vacuum, PM HSS ASP30, ASP60 material cutter piece vacuum tempering 3 times again after vacuum hardening, 560-580 ℃ of each vacuum tempering temperature; Tempering insulation 1.5-2 hour.
Can be by above-mentioned vacuum hardening vacuum tempering technology so that the hardness of the cutter piece that PM HSS ASP30 material is made reaches HRC63-65. Make the hardness of the cutter piece that PM HSS ASP60 material is made reach HRC65-67.。
In the preparation method of above-mentioned high speed rolling mould cutter block, described ion injects multiple film coating: in advance the deposition of elements of injecting is deposited on the substrate surface, with other ion bombardment deposition coating, deposition of elements is injected in the matrix then.
Described ion injects the required technological equipment of multiple film coating: ion implantation apparatus, etc. from source ion implanter, multiple film coating machine.The principle of ion assistant coating (IAC) technology is other ion accelerated motion under electric field action in the ion implantation process of the pre-deposition of elements of annotating, other ion enters in matrix surface and the top layer crystal against the ion of the pre-deposition of elements of annotating of kinetic energy bombardment that obtains itself, constantly bump between the ion, energy constantly reduces, and finally is deposited in the workpiece surface crystal.
It can be to adopt ultrasonic wave to clean the mould cutter block after the heat treatment in specific practice on the rolling mould cutter block that ion injects multiple film coating, in advance the deposition of elements of injecting is deposited on the substrate surface, with other ion bombardment deposition coating, deposition of elements is injected in the matrix then.Similar to the recoil injection, but adhere to heater.When ion bombardment matrix, utilize and add thermal diffusion effect that ion is injected is darker.Deposition of elements alternately is deposited on the matrix, forms multilayer film, bombard multilayer film with Xe+ then, make element be in harmony synthetic uniform alloy.
As preferably, described deposition of elements is a kind of in chromium nitride, TiAlN, the carbonoxide titanium.
If mould cutter block at PM HSS ASP30, ASP60 material, ion injects multiple film coating and adopts element, and a kind of is chromium nitride, second kind of TiAlN, the third is that the carbonoxide titanium injects multiple film coating through three kinds of element ions, and the mould cutter block surface is different colours and is respectively:
Silvery white,
Brown, blue,
Black-and-blue.The mould cutter block case hardness is respectively (1) HV2100-2400.(2)HV2600-4500。，(3)HV3600。。
After the mould cutter block vacuum heat, there is micro-deformation on cutter piece integral body and surface, because mould cutter block and roller cutter body are behind the cylindrical superfine milling, the knife edge sword line chap of shaping mould cutter block, right angle, the angle of cut, place, R angle broaden, milling process causes knife edge sword line right angle, the angle of cut, R angle to locate residual surplus, defectives such as knife edge sword line residual quantity.In order to obtain better cutter quality, can revise, its process is:
A, shaping cutter and handle of a knife, shaping cutter adopt superhard alloy steel bar as raw material.
B, technological equipment: 1. stereomicroscope is binocular XTL-2600, and XTL3600 is continuous frequency conversion respectively; 2. knife sharpener; 3. synthetic diamond abrasive pastes; 4. the cushion block of whetting a knife; 5. repair cutter operation element platform.
The method of operating of C, the finishing of knife edge sword line:
(1) repair the cutter operating personnel, eyes are facing to the binocular stereo microscope on operating desk, and it can be amplified and form positive three-dimensional line with the sword line of cutter piece, tiny mould cutter block object, thereby carry out the detection of tool setting cutting edge line or repair cutter shaping operation;
(2) the shaping cutter is worn into the laggard line operate of required special shape through knife sharpener, must finish grind cutter with abrasive pastes on the bloom of being everlasting during regular job, keeps the sharp of shaping cutter;
(3) mould cutter block edge line is repaiied in the line shaping process, is as the criterion by the pattern of mould cutter block surface engraving, and based on the edge line central point, the method correction of the flank shape of using the shaping cutter to scrape, cut, shovel;
(4) do not allow collision on the edge line of mould cutter block surface, damage, must keep clean and tidy, smooth, the no burr of sword line of mould cutter block;
(5) mould cutter block knife edge sword line is after finishing, and the blade live width is: 0.02-0.03mm, and straight line thickness unanimity, right angle, the angle of cut, R angle are punished bright accurate.
After completing, can adopt described cutter piece following strippable plastics packing:
A, technological equipment: fusing heating furnace, heat are cut out body and heater.Its method is: use cutting property of heat molten type antirusting paint packing mould cutter block;
B, cutting property of the heat molten type antirusting paint of solid is in harmony the back by the heater heating and melting becomes the liquid of viscosity;
Adopt dip coating when C, packing, fasten the cutter piece, be immersed in fully in the strippable plastics solution, propose immediately then, but make the cooling film forming slightly with wax wire or nylon wire etc.;
D, warehouse-in, storage.
Compared with prior art, the made high speed rolling mould cutter block hardness of this manufacture method is higher, toughness is better, wear-resisting and be not easy rust corrosion.Simultaneously and since made high speed rolling mould cutter block not tipping mouth, cutter piece can to repeat mill multiple, so its stability in use is higher, service life is longer.
In addition, this manufacturing approach craft is simple, cost of manufacture is low, the suitable demand of producing in enormous quantities.
Description of drawings
Fig. 1 is the structural representation that high speed rolling mould cutter block provided by the invention is contained in upper roller.
Fig. 2 is the A-A cutaway view along Fig. 1.
Fig. 3 is the structural representation of lower roller.
Fig. 4 is the main TV structure schematic diagram of mould cutter block.
Fig. 5 is the side-looking structural representation of mould cutter block.
Fig. 6 is the structural representation of another kind of mould cutter block.
Fig. 7 is the B-B cutaway view along Fig. 6.
Fig. 8 is invention cutting capsule cigarette-brand wide cut version mould cutter block arranged figure.
Fig. 9 is that cutting barrel cigarette-brand mould cutter block of the present invention is discharged to layout drawing.
Figure 10 vacuum heat treatment process flow curve of the present invention figure;
Figure 11 is a high speed rolling mould cutter block manufacturing process flow diagram of the present invention;
Among the figure 1, upper roller; 2, lower roller; 3, roller pillow; 4, mould cutter block; 5, radial slot; 6, axial groove; 8, screw; 12, extract the hole; 13, stripping hole; 14, knife edge sword line.
The specific embodiment
Embodiment one
As Fig. 1 and Fig. 2 and shown in Figure 3, circular pressing and cutting machine comprises upper roller 1, lower roller 2 and is located at the roller pillow 3 at upper roller 1, lower roller 2 two ends.
Be axially arranged with eight axial grooves 6 in upper roller 1 upper edge, radially be provided with four radial slots 5, all have screw 8 in every radial slot 5, the axial groove 6.This mould cutter block 4 just is installed on several above-mentioned screws 8, and in the present embodiment, mould cutter block 4 is 140.Be carved with the knife edge sword line 14 that is complementary with the packing box pattern on the mould cutter block 4, have the hole 12 of extraction and stripping hole 13 on the mould cutter block 4.
The knife edge geometry of mould cutter block 4 is: the high 1.6mm of the knife edge, and knife edge bottom is wide to be 1.4mm, and knife edge cutting edge live width is 0.002mm, and the knife edge is 45.Isosceles trapezoid is seen Fig. 4 and Fig. 5 and Fig. 6 and shown in Figure 7.
As shown in figure 11, at the manufacturing mould cutter block following step is arranged:
Selecting mould cutter block 4 raw material for use is PM HSS ASP30, cuts into blank by the product drawing size; Thick 4 six faces of finish-milling mould cutter block stay the mill amount; Locate with big face on thick correct grinding mould cutter block 4 planes, grinds another big plane, guarantees that mould cutter block 4 product sizes are accuracy class IT5-IT6, surface roughness 0.4um.
With mould cutter block 4 basal planes location, auger shell hole 8, beat extraction hole 12; Clamping mould cutter block 4 workpiece tappings, chamfering, the dirt of removing contamination; Mould cutter block 4 arranged installation diagrams by design are the benchmark location, and all size semi-finished product mould cutter block 4 usefulness screws are assemblied on the upper roller 1.
To be equipped with the upper roller 1 of half-finished mould cutter block 4, clamping with two ends centre bore location, carries out thick, correct grinding on cylindrical grinder, and the required excircle dimension of product reaches high precision excircle, and the circle beating degree is less than 0.005mm.
With smart peripheral milling be last rotor clamping on numerical control machining center, carry out roughing by product knife edge size with the slotting cutter feeler block surface of 10mm, 6mm; After milling out 14 shapings of knife edge sword line, carry out finishing impression and carve milling with 60 ° of V-types, 45 ° of milling cutters again, making forming-tool cutting edge live width is 0.02-0.03mm, adopts clear angle cutter 45.The right angle of tool setting cutting edge line, the angle of cut, place, R angle carry out the clear angle of finish-milling; Bottom, last feeler block surface is carried out light and is cut processing, has bored stripping hole, cutter piece surface 13, dismounting mould cutter block 4.
To shape mould cutter block 4 demagnetizes, entering ultrasonic wave cleans, put vacuum drying oven into, adopt vacuum hardening, vacuum hardening reaches 1100 ℃ after dividing three preheatings, then vacuum tempering, three 1.5 hours each duration of tempering, keep the temperature of three tempering to reduce gradually, the maximum temperature of first tempering is 580 ℃, makes rolling cut cutter piece knife edge sword line hardness reach HRC64-65.；HRC65-67。, see shown in Figure 10.
Mould cutter block 4 surfaces and knife edge sword line 14 produce distortion in a small amount behind vacuum hardening and vacuum tempering.With mould cutter block 4 bottom faces is benchmark location, with high accuracy parallel-vice clamping, except that mould cutter block 4 surface engravings have knife edge sword line 14 do not grind, finish grindes other 5 faces, reaches the product required size.
Cutter piece and upper roller 1 are reconfigured device, all size mould cutter block 4 knife edge sword lines 14 are alignd with another piece knife edge sword line 14, this comprises horizontal and vertical; The assembling rotor of will recombinating carries out super grinding to mould cutter block 4 on high-accuracy cylindrical grinder, mould cutter block 4 all knife edge sword lines 14 are all ground see light, smooth, the comprehensive circle of knife edge sword line 14 and roller cutter body is beated reach the precision that is less than 0.005mm.Mould cutter block 4 knife edge sword lines 14 are behind peripheral milling, knife edge sword line 14 thicknesses are inconsistent, right angle, the angle of cut, place, R angle edge line increase slightly, must adopt straight line, right-angle line, angle of cut line, the R linea angulata of method reparation mould cutter block 4 knife edge sword lines 14 such as scraping with the shaping cutter at microscopically (binocular XTL-2600, XTL-3600 be continuous frequency conversion respectively).
Finished product mould cutter block 4 is carried out surface treatment, it is chromium nitride to three kinds of element ions injections of mould cutter block 4 surface employings multiple film coatings that the ion of injection of employing ion and ion assistant coating (IAC) technology does not deposit the injection application technology, TiAlN, the carbonoxide titanium elements; Finished product rolling cut cutter piece adopts cutting property of heat molten type antirusting paint to pack, and warehouse-in is stored transportation.
Double-pole formula lower roll mould cutter block manufacture method is substantially the same with the upper slitter piece, and underlay rolls pillow cutter piece surface and is circular arc, and cutter piece smooth surface does not have knife edge sword line, knife pading block plane hard chrome plating, hardness HRC60-62.。
The using method of above-mentioned mould cutter block 4:
The two ends of finished product upper roller 1, lower roller 2 are refilled after with interference fit assembling roller pillow 3 join the fine setting big nut, bearing, bearing holder (housing, cover), ring flange are installed, are connected machine gear and engagement synchromesh gear, Installation and Debugging on printing machine transfer matic stamping apparatus.
At first, lower roll circular arc flat knife cushion block is installed, by screw is fixedly mounted in the transverse groove 5 and cannelure 6 of lower roller 2 with screw a complete set of cutter piece of all size underlay; With finished product mould cutter block 4, remove with cutting property plastic packaging film, take out stains, press the arranged of mould cutter block 4, a complete set of cutter piece of graver cutting edge line 14 all size patterns is connected in the screw 8 with screw.
To be screwed upper roller 1 each piece mould cutter block 4 extracts again; Knife edge sword line 14 all arounds, horizontal stroke between a complete set of cutter piece and the cutter piece, vertically align; Cutter piece knife edge sword line 14 is straight with another piece knife edge sword line 14 interface pair of connecting wires, error is controlled within the 0.002-0.03mm; The clearance control of regulating the top roll cutter is within 0.003-0.004mm; With the 0.01mm aluminium platinum paper, insert between the upper and lower roll cutter, transmission upper and lower roll cutter goes out the impression line of shape of product pattern with regard to cutting by hand, requirement is on the thick aluminium platinum paper of 0.01mm, dark, the shallow unanimity of institute's die cutting product pattern bar stria lines does not have the cutter cut channel lines that penetrate.
Occur penetrating and not having tangent line trace place, use the 0.005mm stainless steel gasket, adjusting pad is in the cutter piece; Lower roller 2 loads onto the stripping draw point and upper slitter piece stripping hole matches; Die-cutting machine upper and lower roll plus-pressure is manually rotated the upper and lower roll synchromesh gear, and upper and lower roll rolls relatively, goes out the product packing box pattern with regard to cutting.Check that manual cutting packing box specimen page size is consistent with product required size technical indicator.The bounce-back adhesive tape is shifted die-cutting machine onto on the die cutting operation unit of printing machine transfer matic in upper roller 1 knife edge sword line 14 right angles, the angle of cut, the stickup of place, R angle, just can be under the high-speed production running by motor-driven, and normal mode cuts out various patterned wrapper paper boxes.
The arrangement of mould cutter block 4 can be adopted multiple mode, and cutting capsule cigarette-brand wide cut version mould cutter block 4 arranged figure as shown in Figure 8.Cutting barrel cigarette-brand mould cutter block 4 is discharged to layout drawing as shown in Figure 9.
Implement two
Different is that selected raw material are PM HSS ASP60 with embodiment one, quenching is respectively to be heated to 850 ℃ after being preheating to 550 ℃ again to be heated to 1100 ℃ of quenchings again after stopping insulation through twice preheating, the maximum temperature of tempering is 560 ℃, tempering insulation time is 2 hours, the hardness HRC65-67 of the cutter piece of final gained.。
Specific embodiment described in the present invention only is that the present invention's spirit is illustrated.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although the present invention has been made detailed explanation and has quoted some instantiations as proof, to those skilled in the art, only otherwise leave that the spirit and scope of the present invention can be done various variations or correction is obvious.
Claims (8)
1, a kind of preparation method of high speed rolling mould cutter block, it may further comprise the steps:
(1) the metallurgical high-speed steel of choice of powder atomizing successively, compacting, the rough one-tenth rolling mould cutter block of hot forming (4) then;
(2) vacuum heat rolling mould cutter block (4), the concrete steps of described vacuum heat are with the first vacuum hardening of rolling mould cutter block (4), vacuum tempering then; Described vacuum tempering is three vacuum temperings;
(3) ion injects multiple film coating on rolling mould cutter block (4).
2, the preparation method of a kind of high speed rolling mould cutter block according to claim 1 is characterized in that, described PM HSS is PM HSS ASP30 or PM HSS ASP60.
3, the preparation method of a kind of high speed rolling mould cutter block according to claim 1 and 2 is characterized in that, the detailed process of described rough one-tenth rolling mould cutter block (4) technology is:
A, semi-finished product are inserted formula rotor clamping on comprehensive vertical numerical control machining center, adopt programming software, finish procedure;
B, by the required product pattern size in design cutter piece surface, with 10mm, 8mm, three kinds of cotter mill cutters of 6mm the rotor surface is rough milled earlier, carve out horizontal stroke, long direction die cutting pattern edge line, the knife edge is wide to be 0.9-1.1mm;
After C, cutter piece surface knife edge sword line (14) are rough milled, with V-type 45.-60。Form cutter enters half finish-milling, and after this procedure was finished, the knife edge sword line (14) of its shaping is wide to be 0.06mm;
Behind D, cutter piece surface knife edge sword line (14) shaping half finish-milling, with V-type 45.-60。Milling cutter carries out finish-milling to rolling cut cutter piece surface edge line (14), and after this procedure was finished, knife edge sword line (14) was a required size, and wide is 0.02-0.03mm, is isosceles trapezoid;
E, the clear angle of employing cutter 45.-60。The right angle of tool setting cutting edge line, the angle of cut, place, R angle carry out the clear angle of finish-milling;
F, bottom, feeler block surface are carried out light and are cut processing, accomplish fluently stripping hole (13), cutter piece surface, dismounting mould cutter block (4).
4, the manufacture craft of a kind of high speed rolling mould cutter block according to claim 1 and 2 is characterized in that, described vacuum hardening divides two-stage or three grades of preheatings.
5, the preparation method of a kind of high speed rolling mould cutter block according to claim 1 and 2 is characterized in that, the temperature of described three vacuum temperings is 560-580 ℃, and tempering insulation time is 1.5～2 hours.
6, the manufacture craft of a kind of high speed rolling mould cutter block according to claim 5 is characterized in that, the detailed process of described vacuum hardening vacuum tempering technology is:
A, finished product rolling mould cutter block (4) is demagnetized, carry out ultrasonic wave then and clean, put vacuum heat treatment furnace;
B, PM HSS ASP30 or ASP60 material mould cutter block put into realize in the certain vacuum heating furnace that non-oxidation handles;
C, vacuum hardening, the hot gas cycle stove is heated to 450 ℃-500 ℃ and then be heated to austenitizing temperature 1050-1180 ℃ earlier in a vacuum, PM HSS ASP30, ASP60 material cutter piece vacuum tempering 3 times again after vacuum hardening, 560-580 ℃ of each vacuum tempering temperature; Tempering insulation 1.5-2 hour.
7, the manufacture craft of a kind of high speed rolling mould cutter block according to claim 1 and 2, it is characterized in that, described ion injects the detailed process of multiple film coating on rolling mould cutter block (4): in advance the deposition of elements of injecting is deposited on the substrate surface, with other ion bombardment deposition coating, deposition of elements is injected in the matrix then.
8, the manufacture craft of a kind of high speed rolling mould cutter block according to claim 7 is characterized in that, described deposition of elements is a kind of in chromium nitride, TiAlN, the carbonoxide titanium.
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| CN2006101477526A CN100999139B (en) | 2006-12-22 | 2006-12-22 | Manufacturing method of high speed rolling mould cutter block |
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| CN101892368A (en) * | 2010-07-23 | 2010-11-24 | 上海市机械制造工艺研究所有限公司 | Vacuum heat treatment process |
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| CN113580655A (en) * | 2021-06-21 | 2021-11-02 | 襄阳泰升包装有限公司 | Mold for processing carton and method for manufacturing carton by using mold |
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| US5417132A (en) * | 1993-01-19 | 1995-05-23 | Alan R. Pfaff | Rotary cutting dies |
| CN2293430Y (en) * | 1997-03-11 | 1998-10-07 | 包雅星 | Rolling hobbing cutter |
| SE523827C2 (en) * | 2002-03-20 | 2004-05-25 | Seco Tools Ab | Coated cutting insert for high speed machining of low and medium alloy steels, ways of making a cutting insert and use of the cutting insert |
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