CN205925641U - Device that diamond explosion extrusion is grown up - Google Patents
Device that diamond explosion extrusion is grown up Download PDFInfo
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- CN205925641U CN205925641U CN201620869880.0U CN201620869880U CN205925641U CN 205925641 U CN205925641 U CN 205925641U CN 201620869880 U CN201620869880 U CN 201620869880U CN 205925641 U CN205925641 U CN 205925641U
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Abstract
The utility model provides a device that diamond explosion extrusion is grown up. The device includes that base plate, extrusion fly board and pulley, it has the recess that is used for splendid attire buddha's warrior attendant mountain flour to open above the base plate, and the extrusion flies the joining of plates end to be connected with the one end of base plate, and the expansion end that the extrusion flew the board is connected with the pulley and is pushed through the pulley regulation and flies contained angle between board and the base plate, and the low explosive setting is on the extrusion flies the board, and the bottom at the low explosive is fixed to the detonator. Adopt low explosive drive extrusion to fly board striking tiny particle diamond powder, the speed that flies the board is pushed when flying the board with the contact of buddha's warrior attendant mountain flour up to 7kms, and the high temperature of production, high pressure make the melting of buddha's warrior attendant mountain flour, assemble to generate large granule micron order diamond. The utility model discloses a diamond explosion extrusion to grow up the diamond granule conversion rate of method high, the tiny particle diamond that can reach more than 25% becomes the large granule, adopt powdery emulsion explosive and wood flour to produce, simple process, it is with low costs, and easily enlarge output, make things convenient for industrial production.
Description
Technical field
This utility model is related to explosive welding and high temperature, high-pressure synthesis technical field, and more particularly, to a kind of blasting extrusion closes
Become the device of bulky grain micron diamond.
Background technology
The polycrystalline diamond of this utility model preparation is superhard material, belongs to the expensive goods in diamond, has superelevation
Purity, ultraprecise polishing effect, it is widely used in the superfinishing of magnetic head, hard disk, gem, hard glass, pottery and hard alloy
Close polishing；Lubricant or the additive of machine oil, the plated film of metal die, instrument, part etc., the enhancing of rubber or plastics
Agent, IT product encapsulating material and magnetic recording magnetic sound recording system；Launching site and the component of cvd film material.
At present, the method for artificially synthesizing diamond mainly has the methods such as static pressure method, Detonation Process.Static pressure method diamond synthesis,
I.e. using hydraulic pressure cubic hinge press produce Static pressure and electric furnace produce high temperature and make under catalyst action graphite occur phase
Become and be converted into diamond although process is simple, but Chen Bengao, and it is mainly used in the low-end markets such as sand paper.Detonation synthesis gold
Hard rock, is to occur coalescence and phase transformation to generate nanometer chi under the thermodynamic condition of explosive detonation using the carbon in oxygen negative explosive
Very little diamond.Chinese patent CN01114454.8 proposes a kind of method of detonation synthesis Nano diamond, and its product is special
Point is that particle size concentrates on 1～100nm interval, and granule profile is spherical in shape, but easy reunion.Patent CN101112678A proposes
A kind of method of the Explosive detonation diamond of additional carbon in explosive, is successfully obtained micron diamond, but the grain of its product
Footpath is widely distributed.Because particle size itself is smaller, thus it is relatively difficult to carry out grading to product.
Utility model content
The purpose of this utility model is the device providing a kind of diamond blasting extrusion to grow up, and this device can make Buddha's warrior attendant
Stone particle diameter increases.
There is provided technical scheme as follows for realizing the purpose of this utility model：
The device that a kind of diamond blasting extrusion is grown up, this device includes substrate, extruding flies plate and pulley；Thereon
Have the groove for containing bortz powder, the connection end that extruding flies plate is connected with one end of substrate, and extruding flies the movable end of plate
It is connected with pulley and extruding is adjusted by pulley and fly angle between plate and substrate, low explosive is arranged on extruding and flies on plate, thunder
Pipe is fixed on the bottom of low explosive.
Further, substrate adopts 45# steel, and extruding flies plate and adopts 45# steel.
Comprise the steps of successively with the method that device of the present utility model synthesizes bulky grain micron diamond：
A low explosive is laid in extruding and flies on plate by ()；
B () is paved with little particle diamond dust in groove；
C () passes through to pull the winged plate of pulley regulation extruding to be at an angle of θ with substrate；
D () starts blasting cap initiation low explosive so that extruding flies plate extrudes substrate under explosive force effect, and acquisition contains
The crude product of bulky grain micron diamond；
E crude product purification that () will obtain in (d), obtains bulky grain micron diamond.
Further, in step (a), medicine layer thickness H2For 20mm.
Further, in step (c), described angle, θ is 30 °～45 °.
The low explosive adopting in this utility model be 90% powdery ammonium ladder detonator and 10% wood powder, and low blasting speed
Explosive (4) explosion velocity is 2000m/s.The particle diameter of this powdery ammonium ladder detonator between 1～2 μm, the particle diameter of wood powder 5～10 μm it
Between.
The size of the little particle micron diamond in this utility model between 0.46～3.21 μm, bulky grain micron Buddha's warrior attendant
The size of stone is between 5～10 μm.
This utility model compared with prior art, its remarkable advantage：
(1) product of the present utility model is bulky grain micron diamond, and particle diameter distribution is narrower.
(2) this utility model is grown up technology using blasting extrusion, one-shot forming, and industry is simple, it is possible to achieve industrial metaplasia
Produce.
(3) what this utility model used drives the mixture that explosive is AN-TNT containing explosive and wood powder, low price, and source is wide
General.
(4) substrate that this utility model uses and extruding fly hardened structure simply, and using common stainless steel material, price is just
Preferably
Simultaneously easy to process.
Brief description
Fig. 1 is the structural representation of the device that this utility model diamond blasting extrusion is grown up；
When Fig. 2 is that in this utility model, the winged plate of extruding is 30 ° with substrate angle, the XRD figure of product；
When Fig. 3 is that in this utility model, the winged plate of extruding is 30 ° with substrate angle, the grain size distribution of product；
When Fig. 4 is that in this utility model, the winged plate of extruding is 30 ° with substrate angle, the scanning electron microscopic picture of product；
Fig. 5 is the grain size distribution of diamond raw material in this utility model；
When Fig. 6 is that in this utility model, the winged plate of extruding is 45 ° with substrate angle, the SEM figure of product.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in further detail.
This utility model is to be to realize by following device：
As shown in figure 1, the device that a kind of diamond blasting extrusion is grown up, this device includes substrate 1, extruding flies plate 3 and sliding
Wheel 6；Substrate 1 has the groove 2 for containing bortz powder above, and the connection end that extruding flies plate 3 is connected with one end of substrate 1,
The movable end that extruding flies plate 3 is connected with pulley 6 and passes through the winged angle between plate 3 and substrate 1 of pulley 6 regulation extruding, and low blasting speed explodes
Medicine 4 is arranged on extruding and flies on plate 3, and detonator 5 is fixed on the bottom of low explosive 4.
In this utility model be used for control extruding fly between plate 3 and pulley 6 angle realized by pulley, in addition
Device for realizing stretching all can be used for, in this device, repeating no more here.
Wherein, the length × width × height of substrate 1 is a size of：800×250×45mm；Extruding flies plate 3 length × width × height size
For：490×190×10mm；Groove 2 length × width × height is a size of：500×200×2mm.Substrate 1 is 45# steel, described extruding
Winged plate 3 is 45# steel.
Embodiment 1：θ=30 °
Weigh 90g AN-TNT containing explosive and 10g wood powder mix homogeneously is stand-by, mixed low explosive is laid in extruding and flies plate
On, medicine layer thickness H2For 20mm；It is paved with little particle diamond dust, thickness H in groove4For 2mm；Extruding is flown plate and leans against base
On plate, pull pulley to adjust the winged plate of extruding and become 30 ° with substrate；Fly plate connection end blasting cap initiation low explosive in extruding, obtain
Obtain the product containing bulky grain micron diamond.Explosion product is collected, crosses 100 mesh sieve, remove wherein larger impurity, such as
Plain conductor, adhesive plaster relic etc..Solution is dried the head product just having obtained bulky diamond.Dilute nitre is added in head product
Acid is reacted 3 hours at 80 DEG C, is washed with deionized to neutrality, puts in baking oven and dries, obtains final product bulky grain micron diamond.
With D8ADVANCE type X-ray diffractometer, sample is detected.As shown in Fig. 2 the diffracting spectrum characteristic peak of sample
In 43 °, 75 °, 91 ° it was demonstrated that the diamond of synthesis is cubic system diamond.Scan electricity with JEOLJSM-6380LV type Flied emission
Sem observation sample, as shown in figure 3, its appearance has sharp corners and irregular contour；Surveyed with BT-9300H laser fineness gage
Try its particle diameter, as shown in figure 4, its particle size distribution interval is in 5～10 μ m, median particle diameter is d50=6.18 μm.And to little
The test of particles diamonds powder, as shown in figure 5, its particle size distribution interval is in 0.46～3.21 μ m, median particle diameter is
d50=1.16 μm.
Tested by above, may certify that this apparatus and method can synthesize bulky grain micron diamond, and particle size
Narrow distribution.
Embodiment 2：θ=45 °
Weigh 90g AN-TNT containing explosive according to low explosive formula proportion and 10g wood powder mix homogeneously is stand-by.Will be mixed low
Detonation-rate explosive is laid in extruding and flies on plate, medicine layer thickness H2For 20mm；It is paved with little particle diamond dust, thickness H in groove4
For 2mm；Extruding is flown plate lean against on substrate, pull pulley regulation extruding to fly plate at 45 ° with substrate；Fly plate connection end in extruding to use
Blasting cap initiation low explosive, obtains the product containing bulky grain micron diamond.Explosion product is collected, crosses 100 mesh sieve,
Remove wherein larger impurity, such as plain conductor, adhesive plaster relic etc..Solution is dried and has just obtained the first of bulky diamond
Product.Add dust technology to react 3 hours at 80 DEG C in head product, be washed with deionized to neutrality, put in baking oven and dry
Dry, obtain final product bulky grain micron diamond.
With D8ADVANCE type X-ray diffractometer, sample is detected.The diffracting spectrum characteristic peak of sample 43 °, 75 °,
91 ° it was demonstrated that the diamond of synthesis is cubic system diamond.With JEOLJSM-6380LV type field emission microscopy observation sample
Product, as shown in fig. 6, its appearance has sharp corners and irregular contour；Tested with Bettersize2000 laser fineness gage,
In 1.48～3.94 μ m, median particle diameter is d in its particle size distribution interval50=2.23 μm.
Tested by above, may certify that this device can synthesize bulky grain micron diamond, and particle size can lead to
Over-angle controls.
Claims (3)
1. a kind of diamond blasting extrusion is grown up device it is characterised in that this device includes substrate (1), extruding flies plate (3),
With pulley (6)；Substrate (1) has the groove (2) for containing bortz powder above, and extruding flies connection end and the substrate of plate (3)
(1) one end connects, extruding fly plate (3) movable end be connected with pulley (6) and pass through pulley (6) adjust extruding fly plate (3) and
Angle between substrate (1), low explosive (4) is arranged on extruding and flies on plate (3), and detonator (5) is fixed on low explosive (4)
Bottom.
2. diamond blasting extrusion according to claim 1 is grown up device is it is characterised in that described substrate (1)
Length × width × height is a size of：800×250×45mm；Extruding flies plate (3) length × width × height a size of：490×190×10mm；Recessed
Groove (2) length × width × height is a size of：500×200×2mm.
3. the device that diamond blasting extrusion according to claim 1 is grown up is it is characterised in that described substrate (1) is adopted
Use 45# steel, described extruding flies plate (3) and adopts 45# steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620869880.0U CN205925641U (en) | 2016-08-11 | 2016-08-11 | Device that diamond explosion extrusion is grown up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620869880.0U CN205925641U (en) | 2016-08-11 | 2016-08-11 | Device that diamond explosion extrusion is grown up |
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| Publication Number | Publication Date |
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| CN205925641U true CN205925641U (en) | 2017-02-08 |
Family
ID=57920090
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| CN201620869880.0U Active CN205925641U (en) | 2016-08-11 | 2016-08-11 | Device that diamond explosion extrusion is grown up |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715799A (en) * | 2016-08-11 | 2018-02-23 | 南京理工大学 | The device and method that diamond blasting extrusion is grown up |
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2016
- 2016-08-11 CN CN201620869880.0U patent/CN205925641U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715799A (en) * | 2016-08-11 | 2018-02-23 | 南京理工大学 | The device and method that diamond blasting extrusion is grown up |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |