CN108461211A - A kind of glomerocryst japanning die of automatic calibration center - Google Patents
A kind of glomerocryst japanning die of automatic calibration center Download PDFInfo
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- CN108461211A CN108461211A CN201711488587.5A CN201711488587A CN108461211A CN 108461211 A CN108461211 A CN 108461211A CN 201711488587 A CN201711488587 A CN 201711488587A CN 108461211 A CN108461211 A CN 108461211A
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- graphite
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0036—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/065—Insulating conductors with lacquers or enamels
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/16—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying
- H01B13/165—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying by spraying
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Abstract
The present invention relates to a kind of glomerocryst japanning dies of automatic calibration center.This mold includes sintered body and die sleeve, and the tube chamber of connection both-side opening is provided in die sleeve, and cricoid locating slot is provided on the downside pipe shaft of die sleeve, the empty portion for accommodating fixed sintered body is provided on the upside of the tube chamber of the die sleeve；Sintered body includes in glomerocryst mold core and sintering powder, and sintering powder is embedded in sky portion, and the japanning hole that it is provided through on glomerocryst mold core up and down and is connected with the tube chamber is sintered on powder and is provided with and the matched through-hole in the japanning hole；Japanning hole includes sizing area, and the aperture in the japanning hole in addition to sizing area is different along the size of wherein axis direction.This japanning die can be kept and enameled wire concentric co-axial constantly at work, to ensure that enameled wire coat is uniform, have many advantages, such as that coating effect is good and coating surface is smooth, is also effectively guaranteed the consistency and stability of the electrically and mechanically performance of enameled wire, improves product quality.
Description
Technical field
The invention belongs to prepare the technical field of japanning die, and in particular to a kind of glomerocryst lacquering model of automatic calibration center
Tool.
Background technology
Since die methods japanning application the 1980s, die methods japanning uses rough diamond lacquering model, tungsten
Steel lacquering model and ruby lacquering model.Rough diamond can only process small dimension japanning die (mould specification ＜ due to size limitation
0.800mm), big specification japanning die (mould specification >=0.800mm) core material uses wolfram steel and ruby.Wolfram steel
With ruby because processing the features such as simple, surface roughness is good and production efficiency is high as the main product of japanning die.
Wolfram steel and ruby japanning die because wearability is poor, when using for a long time mold certainly exist specification become larger, mould
Hole surface generates groove, phenomena such as ovality is big, easily occur in the lacquering process of electromagnetic wire paint tumor, paint partially, enamelled coating unevenness with
And the underproof phenomenon of film thickness, simultaneously because wolfram steel japanning die die hole manufacturing process is single and is not easy to accurately control hole
Have there are various unfavorable factors in the production of high-end electromagnetic wire in the factors such as diameter, pass, concentricity, as product line paint is inclined, proof voltage
It is low, adhesion is poor etc., hinder electrical electromagnetic wire, mechanical performance consistency and stability, seriously affect enterprise product quality.
Invention content
Shortcoming in for the above-mentioned prior art, the technical problem to be solved in the present invention is to provide a kind of automatic calibrations
The glomerocryst japanning die at center, this japanning die can keep constantly at work with enameled wire concentric co-axial, to ensure to paint
The advantages that envelope curve paint film is uniform, has coating effect good, does not generate eccentric phenomena, and coating surface is smooth, is also effectively guaranteed
The consistency and stability of the electrically and mechanically performance of enameled wire, improve product quality.
To achieve the goals above, the invention is realized by the following technical scheme：
A kind of glomerocryst japanning die of automatic calibration center, including sintered body and tubulose and both ends are both provided with opening
Die sleeve is provided with the tube chamber of connection both-side opening in the die sleeve, cricoid locating slot, institute is provided on the downside pipe shaft of die sleeve
Stating the tube chamber of die sleeve, exit is provided with the empty portion for accommodating fixed sintered body on its upper side；The sintered body includes in interior
The glomerocryst mold core in portion and glomerocryst mold core is coated on sintering powder therein, the sintering powder is embedded in sky portion, institute
State the japanning hole for being provided through it on glomerocryst mold core up and down and connecting with the tube chamber, be provided on the sintering powder with
The matched through-hole in the japanning hole；The japanning hole includes sizing area, the aperture edge in the japanning hole in addition to sizing area
The size of wherein axis direction is different.
Preferably, the die sleeve is additionally provided with the positioning concave ring for auxiliary positioning on the pipe shaft on the upside of locating slot；Institute
It states die sleeve and exports a side end face in planar.
Preferably, the mold further includes japanning frame, and the japanning frame is equipped with the opening-like bar shaped card in several one end
The central axes of slot, this several strip-shaped clamp groove are parallel to each other；The groove width of the strip-shaped clamp groove is more than the diameter of the locating slot, and item
The groove width of shape card slot is less than the pipe shaft diameter of the die sleeve, and the die sleeve is movably arranged on the bar shaped card by the locating slot
In slot；The mounting hole for its own positioning is additionally provided on the japanning frame.
Preferably, the downside in the japanning hole is import, and upside is outlet；The japanning Kong Ziqi inlet sides extremely export
Side is divided into inlet region, lubrication area, compressional zone, sizing area and outlet area, and the aperture of the junction of adjacent area is identical, and
The aperture in the japanning hole is sequentially reduced from inlet region to sizing area, and the aperture of the outlet area is more than the hole of the sizing area
Diameter.
Preferably, the cross sectional shape of the inlet region, lubrication area, compressional zone and outlet area along japanning hole central axes direction
Trapezoidal shape；Cross sectional shape of the sizing area along japanning hole central axes direction is rectangular.
Preferably, the height of the inlet region is more than the height in lubrication area, and the height of inlet region is less than the height of compressional zone
Degree, the height of the outlet area are less than the height of sizing area.
Preferably, it is in monolithic that graphite cannula, the graphite cannula have been used in the preparation process of the sintered body in the mold,
And graphite cannula is provided with multiple graphite pores through its ontology from top to bottom, the central axes of this multiple graphite pores are parallel to each other；
The preparation process of sintered body includes the following steps：
S1. graphite pads stick is respectively charged into multiple graphite pores of the graphite cannula, the quantity and stone of the graphite pads stick
The quantity of ink hole is adapted, and graphite pads stick is fixed in graphite pores；
S2. bottom frit powder is packed into the graphite pores equipped with graphite pads stick；
S3. glomerocryst mold core is pressed into bottom frit powder with locating bar, then extracts locating bar；
S4. it is packed into facial agglomerated powder into graphite pores, facial agglomerated powder is made to be deposited in glomerocryst mold core and bottom frit powder
Top, the bottom frit powder, glomerocryst mold core and facial agglomerated powder collectively form body to be sintered；
S5. it is put into graphite pressure bar into graphite pores, makes graphite pressure bar gland on the top of the facial agglomerated powder；
S6. the assembly that graphite cannula, graphite pads stick and graphite pressure bar three equipped with body to be sintered are constituted integrally is placed on
It is sintered on graphite sintering machine；
S7. sintering finishes, and extracts graphite pressure bar, and the finished product sintered body in graphite pores is deviate from graphite cannula, obtains artificial poly-
Diamond sintered body, the sintered body include that in internal glomerocryst mold core and glomerocryst mold core is coated on agglomerated powder therein
Body；
S8. it uses laser and ultrasonic wave to be processed sintered body successively, i.e., through-hole is processed on sintering powder, poly-
Japanning hole is processed on brilliant mold core, the japanning hole and through-hole penetrate through each other.
Preferably, the graphite pads stick and graphite pressure bar, which are fitted to each other to constitute in pairs, treats what sintered body was fixed
Fixture；The graphite pads stick is constituted with the graphite pores and is interference fitted；The overall diameter of the graphite pressure bar and graphite pores it is interior straight
Diameter matches.
Preferably, the overall diameter of the locating bar matches with the interior diameter of graphite pores, the top setting of the locating bar
There are the locating ring coaxial with locating bar, the inside of locating ring to form the locating slot for being embedded glomerocryst mold core, the locating ring
Ring inside dimension matches with the size of the glomerocryst mold core；The locating bar makes the glomerocryst mold core is placed in the horizontal direction to wait for
The middle part of sintered body.
Preferably, the bottom surface flush of the bottom surface of the graphite pads stick and graphite cannula, the separate graphite of the graphite pressure bar
The one end for padding stick is stretched out in the outside of graphite cannula；It is provided with positioning on one side end face of the close graphite pads stick of the graphite pressure bar
Protrusion, the positioning protrusion are coaxially disposed with graphite pressure bar.
The beneficial effects of the present invention are：
1) present invention uses glomerocryst as blank raw material, substitutes the blanks such as wolfram steel, wearability is good, surface-brightening, in height
Continuous production 100 hours or more specification variation≤0.001mm, mold endoporus (i.e. the japanning hole of glomerocryst mold core) nothing on fast enamelling machine
The scratch phenomenon such as apparent groove.
2) japanning Kong Ziqi inlet sides to the outlet side of glomerocryst mold core is divided into inlet region, lubrication in the present invention
Area, compressional zone, sizing area and outlet area totally five regions, and the japanning hole aperture in the present invention, from inlet region to sizing area, this
The aperture in four regions is gradually reduced, and the height of the compressional zone is more than the height of inlet region and sizing area.
When mounted towards the tube chamber of die sleeve inside, the tube chamber of die sleeve is full of paint at work for the inlet region in the japanning hole
Liquid, when cable is walked in die sleeve tube chamber and japanning hole, the inner wall moment in die sleeve inner wall and japanning hole is pressed by paint solution
Power.Since japanning hole hole is gradually reduced inlet region to sizing area without leave, namely the japanning wedge shaped shape in hole to inlet region to sizing area,
Then when the axis of cable and misaligned japanning axially bored line, due to " wedge effect ", die sleeve axle center will be in isostatic pressed force difference
Tend to overlap with cable axle center under pushing, to which the gap between cable and glomerocryst mold core, die sleeve tube chamber keeps uniform
Paint solution, when conducting wire process is gradually reduced the mold in aperture, the film thickness required by capable of reaching.Therefore, using in the present invention
Self calibration lacquering model have paint film uniform, it is many not generate that paint is inclined, and enamelled wire surface is smooth and film thickness is easy to control etc.
Advantage.
In addition, the height of the inlet region is more than the height in lubrication area, and the height of inlet region is less than the height of compressional zone,
Therefore the height in lubrication area is smaller；The opening angle for lubricating area is more than the opening angle of compressional zone, and less than the opening of inlet region
Angle.Lubrication area primarily serves the effect of transition so that paint solution successfully can enter compressional zone from inlet region.The master of compressional zone
It is the compression played to paint solution to want function then.
The outlet area is in flared, and the height of outlet area is less than the height of sizing area.The outlet area is mainly used for
Sizing area is protected, and prevents from forming paint tumor in cable exit.
3) die sleeve in the present invention is erected at when in use on japanning frame, and the die sleeve is movably arranged on japanning frame, from
And when the axis of cable and misaligned japanning axially bored line, die sleeve will be under the action of " wedge effect " along the bar shaped of japanning frame
The direction movement that card slot limits, finally tends to overlap with cable axle center, to which die sleeve is matched with japanning frame, common guarantee paint
Envelope curve paint film is uniform, and it is smooth not generate eccentric and surface.
4) japanning die in the present invention is composed of glomerocryst mold core, sintering powder and self calibration die sleeve, has the longevity
Order height, good concentricity, the advantages that die hole surface roughness is excellent, pass structure consistency and dimensional accuracy is high.Glomerocryst mold core has
There is the features such as hardness is high, wearability is good, anisotropy so that it has high wearability and good machinability.
Metal powder hot pressed sintering is used to fix glomerocryst mold core first when processing, it is therefore an objective to wrap up one in glomerocryst mold core periphery
The existing intensity of layer has the sintering powder of plasticity again, prevents glomerocryst mold core from cracking during ultrasonic wave processing, also allows for glomerocryst
Mold core is bumped into the empty portion of self calibration die sleeve.
Glomerocryst mold core and it is metal powder sintered after, first perforated, be pre-formed and last groove using pulse laser machine
(hole of painting) similar die hole so just can reach the precision and standard pass of ± 0.002mm by ultrasonic wave processing, finally use
Sintered body (mold core containing glomerocryst) is pressed into the endoporus of self calibration die sleeve by forcing press, to which big specification self calibration glomerocryst japanning be made
Mould finished product.
Glomerocryst mold core (i.e. man-made polycrystalline diamond) hardness is high, wearability is good, but brittleness is big, size is small, compression strength and
Shock resistance is poor, so glomerocryst mold core, which cannot be directly bumped into die sleeve, carries out ultrasonic wave processing.
Agglomerated powder is arranged in the outside of glomerocryst mold core in the present invention, is then sintered glomerocryst mold core and agglomerated powder together and forms people
Polycrystalline diamond sintered body is made, on the one hand this preparation method provides benefit in ultrasonic wave processing for man-made polycrystalline diamond blank
By force, the sintered body prepared by another aspect has certain plasticity, when being inlaid into die sleeve together with man-made polycrystalline diamond, sintering
Plastic deformation can occur for body and die sleeve endoporus combines closely and eliminates gap, and man-made polycrystalline diamond is protected not to be extruded mutagens shape
Cracking and die sleeve will not deform；Third important function, which is then the plasticity of sintered body, can be effectively prevented insulated paint from sintered body
It is overflowed between die sleeve.
5) when preparing sintered body, present invention employs the graphite cannulas in monolithic, and graphite cannula is provided with from top to bottom
Multiple graphite pores through its ontology.Before being sintered, body to be sintered is put into each graphite pores, and use fixture
Body to be sintered in graphite pores is gripped, then the graphite cannula of this monolithic is placed on pressing sintering and is carried out
Sintering.
Since the graphite cannula in the present invention is in monolithic, in sintering process, the temperature of graphite cannula everywhere is more equal
Even consistent, so that the sintering temperature consistent and uniform of each sintered body, hardness, the intensity of same batch sintered body are equal
It is guaranteed, has prevented quality problems caused by single graphite die sleeve sintering in the prior art.
6) fixture for being used for porous graphite set includes the graphite pads stick in lower part and the graphite pressure bar in top.It is described
Graphite pads stick constitutes interference fit with porous graphite set, to very close to each other between graphite pads stick and graphite pores；The graphite pressure
The overall diameter of stick matches with the interior diameter of graphite pores, and preferable consolidation effect may be implemented.It stretches the upper end of the graphite pressure bar
Go out in the outside of graphite cannula, when needing sintering, the upper plate of pressing sintering is pressed against the upper end of graphite pressure bar, hot pressed sintering
The upper plate of machine acts against the lower face of porous graphite set, and the upper plate of pressing sintering applies downwards to graphite pressure bar at this time
Pressure, so that body to be sintered is constantly in the state being compacted in sintering process.
7) the invention also includes locating bar, the locating ring coaxial with locating bar is provided at the top of the locating bar.Work
When glomerocryst mold core is put into locating ring, then glomerocryst mold core is pressed into bottom frit powder with locating bar, due to described fixed
The overall diameter of position stick matches with the interior diameter of graphite pores, therefore glomerocryst mold core can in the horizontal direction be placed in and wait burning by locating bar
The middle part of knot body.
8) one end end of the graphite pressure bar in the present invention is equipped with positioning protrusion, then when graphite pressure bar is inserted into graphite pores simultaneously
When being pressed against on body to be sintered, the top of body to be sintered will be forced out a pit, and sintering finishes obtained sintered body
Naturally also just there are one pits for band on top, so as to distinguish the upper and lower surface of sintered body convenient for staff.
9) number of former lacquering model sintering graphite set single batch sintering is 8, and the porous graphite in the present invention covers single batch
For the number of sintering up to 15, sintering quantity is improved than in the past will by about one time.
In addition, the design structure of the porous graphite set in the present invention considerably reduces the contact surface of graphite cannula and air
Product improves the accumulated heat ability and insulating power of graphite cannula to reduce surface area heat dissipation.Using the porous stone in the present invention
After ink set, single batch sintering time was foreshortened to 6 minutes by original 9 minutes, and wherein soaking time was foreshortened to by 4 minutes of script
1 minute, i.e., the entire sintered heat insulating time shortens nearly 30%.
In conclusion patent of the present invention not only greatly improves the production efficiency of japanning die, while saving a large amount of
Electric energy reduces manufacturing cost.
In addition, via sintered body produced by the present invention have reliable and stable mechanical performance, value ± 1 hardness deviation HRB,
Density fluctuation ± 0.1g/cm3。
Description of the drawings
Fig. 1 is the structural schematic diagram of porous graphite set.
Fig. 2 is the A-A diagrammatic cross-sections of Fig. 1.
Fig. 3 is the structural schematic diagram of the porous graphite set equipped with body to be sintered.
Fig. 4 is the structural schematic diagram of sintered body.
Fig. 5 a are the structural schematic diagram of the graphite pressure bar with positioning protrusion.
Fig. 5 b, 5c are the structural schematic diagram of locating bar.
Fig. 6 is the structural schematic diagram of the porous graphite set equipped with graphite pads stick.
Fig. 7 is the structural schematic diagram of the porous graphite set equipped with bottom frit powder.
Fig. 8 is the schematic diagram that glomerocryst mold core is pressed into using locating bar.
Fig. 9 is the status diagram being pressed into after glomerocryst mold core.
Figure 10 is the structural schematic diagram of the porous graphite set equipped with facial agglomerated powder.
Figure 11 is the structural schematic diagram that graphite pressure bar is pressed into porous graphite set.
Figure 12 is the structural schematic diagram of the porous graphite set after body to be sintered is compacted.
Figure 13 is the sintering state figure of porous graphite set.
Figure 14 is the structural schematic diagram of glomerocryst mold core.
Figure 15,16 be die sleeve structural schematic diagram.
Figure 17 is the structural schematic diagram of japanning frame.
Figure 18 is the structural schematic diagram of japanning die.
The meaning of label symbol is as follows in figure：
10- graphite cannula 11- graphite pores 12- temperature points
20- graphite pads sticks
30- graphite pressure bar 31- positioning protrusion
40- body 41- bottom frits powder 42- glomerocrysts mold core 43- face agglomerated powders to be sintered
44- is sintered powder
40a- sintered bodies
50- locating bar 51- locating ring 52- locating slots
60a- pressing sintering upper plate 60b- pressing sintering lower roof plates
70- electric wires
80- die sleeve 81- locating slots 82- positioning concave ring 83- tube chamber 84- skies portion
90- japanning frame 91- card slot 92- mounting holes
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1
Porous graphite set combination unit
A kind of porous graphite set combination unit of batch sinter japanning die, which includes following component part：
Graphite cannula 10, the graphite cannula 10 be in monolithic, and graphite cannula 10 be provided with from top to bottom it is multiple run through its ontology
Graphite pores 11, the central axes of this multiple graphite pores 11 are parallel to each other, as shown in Figure 1 and Figure 2；
The quantity of fixture, the fixture is adapted with the quantity of graphite pores 11, and fixture is used for in the graphite pores 11
Body 40 to be sintered is gripped.
As shown in figure 3, the fixture includes the graphite pads stick 20 and graphite pressure bar 30 set up separately in 40 both sides of body to be sintered, stone
Ink pad stick 20 and graphite pressure bar 30 are fitted to each other in pairs；The graphite pads stick 20 is arranged in the downside of graphite pores 11, and stone
Ink pad stick 20 is constituted with the graphite pores 11 and is interference fitted；The graphite pressure bar 30 is plugged in the graphite pores 11 from top to bottom
In, and the overall diameter of graphite pressure bar 30 matches with the interior diameter of graphite pores 11.
The meaning that the graphite pads stick 20 and graphite pressure bar 30 are fitted to each other in pairs is each graphite pads stick 20
It is used in combination with a graphite pressure bar 30, and the graphite pads stick 20 and graphite pressure bar 30 that are fitted to each other are used to the same stone
In ink hole 11.
Compression strength when to ensure that each graphite pores are pressurized, the minimum spacing ＞ between the hole wall in adjoining graphite hole 11
3.5mm。
As shown in figure 3, the bottom surface flush of the bottom surface of the graphite pads stick 20 and graphite cannula 10, the graphite pressure bar 30
One end far from graphite pads stick 20 is stretched out in the outside of graphite cannula 10.
As shown in Figure 5 a, it is provided with positioning protrusion on a side end face of the close graphite pads stick 20 of the graphite pressure bar 30
31, the positioning protrusion 31 is coaxially disposed with graphite pressure bar 30.The positioning protrusion 31 is used to form pit on sintered body, from
And convenient for distinguishing the upper and lower surface of sintered body.
As shown in Fig. 5 b, 5c, the combination unit further include for by the glomerocryst mold core 42 in the body 40 to be sintered along water
Square to the locating bar 50 for being placed in 40 middle part of body to be sintered, the overall diameter of the locating bar 50 and the interior diameter kissing of graphite pores 11
It closes, the top of the locating bar 50 is provided with the locating ring 51 coaxial with locating bar 50, and the inside of locating ring 51 forms locating slot
52, the ring inside dimension of the locating ring 51 matches with the size of the glomerocryst mold core 42.
There are many structure types for locating bar 50, in order to ensure upper surface and the bottom frit powder of the glomerocryst mold core 42 after compacting
41 upper surface flush (as shown in Figure 9), may be used the structure of locating bar 50 as shown in Figure 5 c, the i.e. bottom of locating slot 52
The upper surface flush of end face and locating bar 50.
The outside of the graphite cannula 10 is provided with temperature point 12.
Embodiment 2
The preparation process of diamond sintered body
The porous graphite set group of batch sinter japanning die as described in example 1 above has been used to attach together in the preparation process
It sets, i.e., the described graphite cannula 10 is in monolithic, and graphite cannula 10 is provided with multiple graphite pores 11 through its ontology from top to bottom, this
The central axes of multiple graphite pores 11 are parallel to each other；
The preparation process includes the following steps：
S1. as shown in fig. 6, graphite pads stick 20 is respectively charged into multiple graphite pores 11 of the graphite cannula 10, the stone
The quantity of ink pad stick 20 is adapted with the quantity of graphite pores 11, and graphite pads stick 20 is fixed in graphite pores 11；
S2. as shown in fig. 7, being packed into bottom frit powder 41 into the graphite pores 11 equipped with graphite pads stick 20；
S3. as shown in figure 8, glomerocryst mold core 42 is pressed into bottom frit powder 41 with locating bar 50, positioning is then extracted
Stick 50；As shown in figure 9, the upper surface flush of the upper surface for the glomerocryst mold core 42 being pressed into and bottom frit powder 41；
S4. as shown in Figure 10, it is packed into facial agglomerated powder 43 into graphite pores 11, facial agglomerated powder 43 is made to be deposited in glomerocryst mould
The top of core 42 and bottom frit powder 41, the bottom frit powder 41, glomerocryst mold core 42 and facial agglomerated powder 43 are collectively formed and are waited for
Sintered body 40；
S5. as shown in figure 11, it is put into graphite pressure bar 20 into graphite pores 11,20 gland of graphite pressure bar is made to be burnt in the face
Tie the top of powder 43；
S6. as shown in Figure 12,13 by 30 three of graphite cannula 10, graphite pads stick 20 and graphite pressure bar equipped with body 40 to be sintered
The assembly of composition is integrally placed on graphite sintering machine and is sintered；
S7. sintering finishes, and extracts graphite pressure bar 20, and the finished product sintered body in graphite pores 11 is deviate from graphite cannula 10, is obtained
Man-made polycrystalline diamond sintered body 40a, as shown in figure 4, the sintered body 40a includes that in internal glomerocryst mold core 42 and will gather
Brilliant mold core 42 is coated on sintering powder 44 therein.
S8. as shown in figure 14, laser and ultrasonic wave is used to be processed sintered body 40a successively, i.e., in sintering powder 44
On process through-hole, processed on glomerocryst mold core 42 japanning hole 421, the japanning hole 421 and through-hole penetrate through each other.
The graphite pads stick 20 and graphite pressure bar 30, which are fitted to each other to constitute in pairs, treats what sintered body 40 was fixed
Fixture；The graphite pads stick 20 is constituted with the graphite pores 11 and is interference fitted；The overall diameter and graphite pores of the graphite pressure bar 30
11 interior diameter matches.
As shown in figure 13, the outside of the graphite cannula 10 is provided with temperature point 12.
The overall diameter of the locating bar 50 matches with the interior diameter of graphite pores 11, and the top of the locating bar 50 is provided with
The locating ring 51 coaxial with locating bar 50, the inside of locating ring 51 forms the locating slot 52 for being embedded glomerocryst mold core 42, described
The ring inside dimension of locating ring 51 matches with the size of the glomerocryst mold core 42；The locating bar 50 is so that the glomerocryst mold core 42
It is placed in the middle part of body 40 to be sintered in the horizontal direction.
Minimum spacing ＞ 3.5mm between the hole wall in adjoining graphite hole 11.
As shown in Fig. 6~13, the bottom surface of the graphite pads stick 20 and the bottom surface flush of graphite cannula 10, the graphite pressure bar
One end of 30 separate graphite pads stick 20 is stretched out in the outside of graphite cannula 10.
It is provided with positioning protrusion 31, the convex on one side end face of the close graphite pads stick 20 of the graphite pressure bar 30
31 are played to be coaxially disposed with graphite pressure bar 30.
The physical property of man-made polycrystalline diamond sintered body prepared by the present invention is as follows：The contraction percentage of area is 15%-
20%, Rockwell hardness HRB60-70.
Man-made polycrystalline diamond sintered body in the present invention can be small size man-made polycrystalline diamond in ultrasonic wave processing
Protection is provided in the process without generating cracking phenomena, improves the processing efficiency of small size man-made polycrystalline diamond, simultaneously because burning
Knot body plasticity is preferable, provides housing protective effect for small size man-made polycrystalline diamond, while being inlaid into stainless steel sleeve, is made
Japanning die.
Embodiment 3
A kind of glomerocryst japanning die of automatic calibration center
The mold includes the die sleeve 80 that sintered body 40a and tubulose and both ends are both provided with opening.
As shown in Figure 15,16,18, the tube chamber 83 of connection both-side opening, the downside of die sleeve 80 are provided in the die sleeve 80
Cricoid locating slot 81 is provided on pipe shaft, exit is provided with for accommodating fixation the tube chamber 83 of the die sleeve 80 on its upper side
The empty portion 84 of sintered body 40a；The sintered body 40a includes that in internal glomerocryst mold core 42 and glomerocryst mold core 42 is coated on it
In sintering powder 44, the sintering powder 44 is embedded in sky portion 84, it is provided through on the glomerocryst mold core 42
Up and down and and the japanning hole 421 that connects of the tube chamber 83, be provided on the sintering powder 44 and the japanning hole 421 matching
The through-hole of conjunction；The japanning hole 421 includes sizing area 4214, the aperture edge in the japanning hole 421 in addition to sizing area 4214
The size of wherein axis direction is different.
As shown in Figure 16,18, the die sleeve 80 is additionally provided on the pipe shaft of 81 upside of locating slot for auxiliary positioning
Position concave ring 82；The die sleeve 80 exports a side end face in planar.Positioning concave ring 82 plays stationary positioned, it is ensured that lacquering model
It can quickly be positioned when machine on tool.
As shown in Figure 17,18, the mold further includes japanning frame 90, and the japanning frame 90 is equipped with several one end in opening
The strip-shaped clamp groove 91 of shape, the central axes of this several strip-shaped clamp groove 91 are parallel to each other；The groove width of the strip-shaped clamp groove 91 is more than described
The diameter of locating slot 81, and the groove width of strip-shaped clamp groove 91 is less than the pipe shaft diameter of the die sleeve 80, the die sleeve 80 passes through described
Locating slot 81 is movably arranged in the strip-shaped clamp groove 91；The fixation for its own positioning is additionally provided on the japanning frame 90
Hole 92.
As shown in figure 18, the die sleeve 80 is fastened on by the locating slot 81 in the strip-shaped clamp groove 91, and works as cable
When line is walked from the tube chamber of die sleeve 80, the locating slot 81 of die sleeve 80 matches work, the card slot with the card slot 91 of japanning frame
91 form a space to freely swing for die sleeve 80.
As shown in figure 14, the downside in the japanning hole 421 is import, and upside is outlet；The japanning hole 421 is from its import
Side to outlet side is divided into inlet region 4211, lubrication area 4212, compressional zone 4213, sizing area 4214 and outlet area
4215, the aperture in the japanning hole 421 4214 is sequentially reduced from inlet region 4211 to sizing area, the aperture of the outlet area 4215
More than the aperture of the sizing area 4214.
The inlet region 4211, lubrication area 4212, compressional zone 4213 and outlet area 4215 are along japanning 421 central axes side of hole
To the trapezoidal shape of cross sectional shape；Cross sectional shape of the sizing area 4213 along japanning 421 central axes direction of hole is rectangular.
I.e. as shown in figure 14, the angle of the trapezoidal two sides of inlet region 4211 is A3, lubricates the trapezoidal two sides in area 4212
Angle be A2, the angle of the trapezoidal two sides of compressional zone 4213 is A1, wherein A1 ＜ A2 ＜ A3.
As shown in figure 14, the height of the inlet region 4211 is more than the height in lubrication area 4212, and the height of inlet region 4211
Degree is less than the height of compressional zone 4213, and the height of the outlet area 4215 is less than the height of sizing area 4214.
Claims (10)
1. a kind of glomerocryst japanning die of automatic calibration center, including sintered body (40a) and tubulose and both ends are both provided with out
The die sleeve (80) of mouth, which is characterized in that the tube chamber (83) of connection both-side opening is provided in the die sleeve (80), die sleeve (80)
Cricoid locating slot (81) is provided on the pipe shaft of downside, exit setting is useful on its upper side for the tube chamber (83) of the die sleeve (80)
In the empty portion (84) for accommodating fixed sintered body (40a)；The sintered body (40a) includes in internal glomerocryst mold core (42) and inciting somebody to action
Glomerocryst mold core (42) is coated on sintering powder (44) therein, and the sintering powder (44) is embedded in sky portion (84), institute
State the japanning hole (421) for being provided through it up and down on glomerocryst mold core (42) and connecting with the tube chamber (83), the sintering
It is provided on powder (44) and the matched through-hole of the japanning hole (421)；The japanning hole (421) includes sizing area
(4214), the aperture of the japanning hole (421) in addition to sizing area (4214) is different along the size of wherein axis direction.
2. the glomerocryst japanning die of automatic calibration center according to claim 1, which is characterized in that the die sleeve (80) exists
The positioning concave ring (82) for auxiliary positioning is additionally provided on pipe shaft on the upside of locating slot (81)；The die sleeve (80) exports side
End face is in planar.
3. the glomerocryst japanning die of automatic calibration center according to claim 1, which is characterized in that the mold further includes
Japanning frame (90), the japanning frame (90) are equipped with the opening-like strip-shaped clamp groove (91) in several one end, this several strip-shaped clamp groove
(91) central axes are parallel to each other；The groove width of the strip-shaped clamp groove (91) is more than the diameter of the locating slot (81), and bar shaped card
The groove width of slot (91) is less than the pipe shaft diameter of the die sleeve (80), and the die sleeve (80) is arranged by the locating slot (81) activity
In the strip-shaped clamp groove (91)；The mounting hole (92) for its own positioning is additionally provided on the japanning frame (90).
4. the glomerocryst japanning die of automatic calibration center according to claim 1 or 2 or 3, which is characterized in that the japanning
The downside in hole (421) is import, and upside is outlet；The japanning hole (421) is divided into from its inlet side to outlet side
Inlet region (4211), lubrication area (4212), compressional zone (4213), sizing area (4214) and outlet area (4215), adjacent area
The aperture of junction is identical, and the aperture of japanning hole (421) is sequentially reduced from inlet region (4211) to sizing area (4214),
The aperture of the outlet area (4215) is more than the aperture of the sizing area (4214).
5. a kind of glomerocryst japanning die of automatic calibration center according to claim 4, which is characterized in that the inlet region
(4211), the section of area (4212), compressional zone (4213) and outlet area (4215) edge japanning hole (421) central axes direction is lubricated
The trapezoidal shape of shape；Cross sectional shape of the sizing area (4213) along japanning hole (421) central axes direction is rectangular.
6. a kind of glomerocryst japanning die of automatic calibration center according to claim 5, which is characterized in that the inlet region
(4211) height is more than the height of lubrication area (4212), and the height of inlet region (4211) is less than the height of compressional zone (4213)
Degree, the height of the outlet area (4215) are less than the height of sizing area (4214).
7. a kind of glomerocryst japanning die of automatic calibration center according to claim 1, which is characterized in that in the mold
Sintered body (40a) preparation process in used graphite cannula (10), the graphite cannula (10) is in monolithic, and graphite cannula (10)
It is provided with multiple graphite pores (11) through its ontology from top to bottom, the central axes of this multiple graphite pores (11) are parallel to each other；
The preparation process of sintered body (40a) includes the following steps：
S1. graphite pads stick (20) is respectively charged into multiple graphite pores (11) of the graphite cannula (10), the graphite pads stick
(20) quantity is adapted with the quantity of graphite pores (11), and graphite pads stick (20) is fixed in graphite pores (11)；
S2. bottom frit powder (41) is packed into the graphite pores (11) equipped with graphite pads stick (20)；
S3. glomerocryst mold core (42) is pressed into bottom frit powder (41) with locating bar (50), then extracts locating bar (50)；
S4. to facial agglomerated powder (43) is packed into graphite pores (11), make facial agglomerated powder (43) be deposited in glomerocryst mold core (42) and
The top of bottom frit powder (41), the bottom frit powder (41), glomerocryst mold core (42) and facial agglomerated powder (43) collectively form
Body (40) to be sintered；
S5. it is put into graphite pressure bar (20) into graphite pores (11), makes graphite pressure bar (20) gland in the facial agglomerated powder (43)
Top；
S6., the group that the graphite cannula (10), graphite pads stick (20) and graphite pressure bar (30) three of body to be sintered (40) are constituted will be housed
Fit whole be placed on graphite sintering machine is sintered；
S7. sintering finishes, and extracts graphite pressure bar (20), and the finished product sintered body abjection graphite cannula (10) in graphite pores (11) obtains
To man-made polycrystalline diamond sintered body (40a), the sintered body (40a) includes in internal glomerocryst mold core (42) and by glomerocryst
Mold core (42) is coated on sintering powder (44) therein；
S8. it uses laser and ultrasonic wave to be processed sintered body (40a) successively, i.e., is processed on sintering powder (44) logical
Hole processes japanning hole (421) on glomerocryst mold core (42), and the japanning hole (421) and through-hole penetrate through each other.
8. a kind of glomerocryst japanning die of automatic calibration center according to claim 7, it is characterised in that：The graphite pads
Stick (20) and graphite pressure bar (30) composition that is fitted to each other in pairs treat the fixture that sintered body (40) is fixed；The graphite
It pads stick (20) and constitutes interference fit with the graphite pores (11)；The overall diameter of the graphite pressure bar (30) is interior with graphite pores (11)
Diameter matches.
9. a kind of glomerocryst japanning die of automatic calibration center according to claim 7 or 8, it is characterised in that：It is described fixed
The overall diameter of position stick (50) matches with the interior diameter of graphite pores (11), is provided at the top of the locating bar (50) and locating bar
(50) coaxial locating ring (51), the inside of locating ring (51) form the locating slot (52) for being embedded glomerocryst mold core (42), institute
The ring inside dimension for stating locating ring (51) matches with the size of the glomerocryst mold core (42)；The locating bar (50) is so that described poly-
Brilliant mold core (42) is placed in the middle part of body to be sintered (40) in the horizontal direction.
10. a kind of glomerocryst japanning die of automatic calibration center according to claim 8, it is characterised in that：The graphite
The bottom surface flush of the bottom surface and graphite cannula (10) of pad stick (20), the one of the separate graphite pads stick (20) of the graphite pressure bar (30)
End is stretched out in the outside of graphite cannula (10)；It is provided on one side end face of the close graphite pads stick (20) of the graphite pressure bar (30)
Positioning protrusion (31), the positioning protrusion (31) are coaxially disposed with graphite pressure bar (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711488587.5A CN108461211B (en) | 2017-12-29 | 2017-12-29 | Polycrystalline painting mold with automatic center calibration function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711488587.5A CN108461211B (en) | 2017-12-29 | 2017-12-29 | Polycrystalline painting mold with automatic center calibration function |
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| Publication Number | Publication Date |
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| CN108461211A true CN108461211A (en) | 2018-08-28 |
| CN108461211B CN108461211B (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711488587.5A Active CN108461211B (en) | 2017-12-29 | 2017-12-29 | Polycrystalline painting mold with automatic center calibration function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113130143A (en) * | 2021-04-07 | 2021-07-16 | 铜陵精迅特种漆包线有限责任公司 | Floated painting system is used to vertical enamelling machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201673733U (en) * | 2010-04-30 | 2010-12-15 | 浙江金平拉丝模有限公司 | Vertical gem painting die |
| CN201904165U (en) * | 2010-11-24 | 2011-07-20 | 震雄铜业集团有限公司 | Strand adpressing die |
| CN203882731U (en) * | 2014-06-24 | 2014-10-15 | 浙江金平拉丝模有限公司 | Diamond painting mould |
| CN104588634A (en) * | 2014-05-27 | 2015-05-06 | 天长市天屹模具科技发展有限公司 | Spark plasma sintering manufacturing technology for high-rigidity polycrystalline diamond drawing die |
| CN104772356A (en) * | 2015-04-08 | 2015-07-15 | 珠海市一致电工有限公司 | Microwire wire-drawing die and machining method thereof |
| CN105562692A (en) * | 2016-03-03 | 2016-05-11 | 中国科学院物理研究所 | Sintering mold |
| CN206116104U (en) * | 2016-09-30 | 2017-04-19 | 无锡友方电工股份有限公司 | Active type japanning mould fork device |
-
2017
- 2017-12-29 CN CN201711488587.5A patent/CN108461211B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201673733U (en) * | 2010-04-30 | 2010-12-15 | 浙江金平拉丝模有限公司 | Vertical gem painting die |
| CN201904165U (en) * | 2010-11-24 | 2011-07-20 | 震雄铜业集团有限公司 | Strand adpressing die |
| CN104588634A (en) * | 2014-05-27 | 2015-05-06 | 天长市天屹模具科技发展有限公司 | Spark plasma sintering manufacturing technology for high-rigidity polycrystalline diamond drawing die |
| CN203882731U (en) * | 2014-06-24 | 2014-10-15 | 浙江金平拉丝模有限公司 | Diamond painting mould |
| CN104772356A (en) * | 2015-04-08 | 2015-07-15 | 珠海市一致电工有限公司 | Microwire wire-drawing die and machining method thereof |
| CN105562692A (en) * | 2016-03-03 | 2016-05-11 | 中国科学院物理研究所 | Sintering mold |
| CN206116104U (en) * | 2016-09-30 | 2017-04-19 | 无锡友方电工股份有限公司 | Active type japanning mould fork device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113130143A (en) * | 2021-04-07 | 2021-07-16 | 铜陵精迅特种漆包线有限责任公司 | Floated painting system is used to vertical enamelling machine |
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|---|---|
| CN108461211B (en) | 2020-09-18 |
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