CN112974800A - Diamond particle distributing device of diamond cutter and preparation method of diamond cutter - Google Patents
Diamond particle distributing device of diamond cutter and preparation method of diamond cutter Download PDFInfo
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- CN112974800A CN112974800A CN202110103743.1A CN202110103743A CN112974800A CN 112974800 A CN112974800 A CN 112974800A CN 202110103743 A CN202110103743 A CN 202110103743A CN 112974800 A CN112974800 A CN 112974800A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/004—Filling molds with powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
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- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The invention discloses a diamond particle distributing device of a diamond cutter and a preparation method of the diamond cutter, wherein a first driving cylinder can be driven to push a diamond particle distributing mechanism to move towards a material tray, a needle head is contacted with diamond particles or is immersed in the diamond particles, and negative pressure gas is communicated to enable the needle head to absorb the diamond particles; moving the diamond particle distributing mechanism absorbing the diamond particles to the position above the diamond substrate layer, cutting off negative pressure gas, and orderly paving the diamond particles on the diamond substrate layer; the diamond particle distributing device can be used for automatically and orderly arranging diamond particles, so that the material is distributed uniformly, and the working efficiency is improved.
Description
Technical Field
The invention relates to the field of manufacturing of diamond tools, in particular to a diamond particle distributing device of a diamond cutter with ordered and uniform distribution and a manufacturing method of the diamond cutter.
Background
The diamond cutter has the characteristics of high cutting speed, high cutting precision, small rotational inertia and the like; the phenomena of edge breakage, notch, corner cracking and the like of the product can be effectively reduced; defects such as uneven distribution of diamond particles, large porosity of the cutter and the like easily cause unstable cutting performance of the cutter, low machining precision and failure phenomena such as edge breakage, fracture and the like; in the process of manufacturing the ultrathin diamond cutter by the existing sintering method, the processes of mixing, weighing, charging, spreading and the like of powder materials are manually completed, because of the instability of manual operation, the uniformity and the consistency distribution of the mixed materials in the mold can not be realized in the material distribution process, in particular, the prior diamond particle cloth adopts a flat plate which is provided with a plurality of storage grooves which are used for containing diamond particles and are arranged in order, operators spread the diamond particles in the storage grooves of the flat plate, vibrating the flat plate to enable each containing groove to contain diamond particles, sweeping away redundant diamond particles, wherein the diamond particles can be orderly arranged according to the orderly arranged containing grooves, the diamond particles which are orderly arranged are uniformly distributed on the diamond base layer, so that the diamond particles in the diamond cutter are orderly and uniformly arranged; however, the diamond particle distribution method is complicated, and the problems of partial material leakage and partial redundant material distribution are easily caused by repeated material distribution operations of operators, so that the working efficiency is low, and the material distribution effect is not good and uniform.
In view of the above, the present inventors have made extensive studies and research on the defects and inconveniences caused by the above-mentioned incomplete improvement of the diamond particle distribution apparatus and distribution method.
Disclosure of Invention
The invention aims to provide a diamond particle distributing device of a diamond cutter and a preparation method of the diamond cutter.
In order to achieve the above purpose, the solution of the invention is:
a diamond particle distributing device of a diamond cutter comprises a material tray for containing diamond particles, a diamond particle distributing mechanism and a first driving cylinder for driving the diamond particle distributing mechanism to reciprocate above the material tray, wherein the diamond particle distributing mechanism is provided with an arrangement locking plate, a plurality of needle tubes and a negative pressure mechanism for providing negative pressure gas for the needle tubes; the arrangement locking plate is provided with a plurality of fixing holes which are arranged in order and can fix the needle tubes, and the needle tubes are provided with needles capable of sucking diamond particles and needle tube ends communicated with negative pressure gas; the first driving cylinder drives the diamond particle distributing mechanism to move towards the material tray, the needle head contacts with or is immersed in the diamond particles, and negative pressure gas is communicated to enable the needle head to absorb the diamond particles.
The first driving cylinder is provided with a first cylinder seat and a first cylinder push rod, the first cylinder seat is fixedly arranged on a side plate, one end of the first cylinder push rod is fixedly arranged on a fixing plate, and the diamond particle distributing mechanism is arranged on the fixing plate.
The arrangement locking plate is arranged above the fixing plate, a needle tube cover plate is arranged below the fixing plate, a rectangular through hole for the needle tube to pass through is formed in the fixing plate, and a plurality of through holes for each needle tube to pass through are formed in the needle tube cover plate.
The fixing plate with it is equipped with the splint to press from both sides between the needle tubing apron, the splint are provided with the rectangle perforation that corresponds with the rectangle through-hole.
The diamond particle distribution mechanism is also provided with a fixed frame, and the fixed frame is provided with a first transverse plate, a second transverse plate and a first vertical plate for connecting the first transverse plate and the second transverse plate; the arrangement locking plate is arranged below the first transverse plate, a ventilation clamping plate and a ventilation partition plate are clamped between the first transverse plate and the arrangement locking plate, an assembly hole for assembling the negative pressure mechanism is formed in the first transverse plate, a ventilation cavity is formed in the ventilation clamping plate, and a plurality of ventilation holes which correspond to the needle tubes one to one and are communicated with the ventilation cavity are formed in the ventilation partition plate.
And a second driving cylinder is arranged between the fixed plate and the fixed frame and is provided with a second cylinder seat and a second cylinder push rod, the second cylinder seat is fixedly arranged on the bottom surface of the second transverse plate, and one end of the second cylinder push rod is fixedly arranged on the top surface of the fixed plate.
The diamond particle distributing device of the diamond cutter is characterized by further comprising a cleaning mechanism, the cleaning mechanism is provided with a brush and a third driving cylinder for pushing the brush to move back and forth, and the third driving cylinder drives the brush to move back and forth to clean the bottom surface of the needle tube cover plate so as to sweep redundant diamond particles adhered to the bottom surface of the needle tube cover plate into the material tray.
The two ends of the second transverse plate are respectively provided with a first limiting hole, the fixed plate is provided with a second limiting hole corresponding to the two first limiting holes, and the two limiting bolts respectively penetrate through the two first limiting holes and are fixedly locked in the two second limiting holes.
The negative pressure mechanism is provided with a vent pipe locked in the assembling hole.
The diamond particle distributing device of the diamond cutter further comprises a transverse moving mechanism which drives the diamond particle distributing mechanism to transversely move so as to orderly lay diamond particles on the diamond base layer, and the transverse moving mechanism is provided with a transverse sliding rod, a sliding block arranged on one side of the side plate and a fifth driving cylinder which pushes the diamond particle distributing mechanism to transversely reciprocate.
The pipe diameter of the needle head is smaller than the grain diameter of the diamond particles.
The material tray comprises an inner tray for containing diamond particles and an outer tray sleeved on the periphery of the inner tray; wings are arranged on the outer walls of the two ends of the inner disc, and locking holes are formed in the wings; the bottom plate of the outer disc is provided with screw holes corresponding to the lock holes, and the inner disc is locked in the outer disc by two bolts penetrating through the lock holes and being locked in the screw holes.
A vibrator is arranged below the outer disc; the outer walls of the two sides of the outer disc are respectively provided with an extension sheet, and the extension sheets are provided with through holes; the vibration plate is arranged below the outer disc in parallel, locking holes are formed in the vibration plate corresponding to the through holes, the outer disc is locked with the vibration plate through the locking holes in a mode that the guide bolts penetrate through the through holes and are locked together, springs are sleeved on the guide bolts, one ends of the springs abut against the bottom face of the outer disc, and the other ends of the springs abut against the top face of the vibration plate.
The charging tray also comprises a supporting seat, a fourth driving cylinder for driving the outer tray to move up and down is arranged between the supporting seat and the outer tray, and the fourth driving cylinder is provided with a fourth cylinder seat fixed on the side surface of the supporting seat and a fourth cylinder push rod connected to the bottom surface of the vibrating plate.
The preparation method of the diamond cutter is characterized by comprising the following steps:
firstly, preparing a diamond matrix layer and diamond particles in advance;
secondly, assembling needle tubes on the diamond particle distribution mechanism according to the fixed holes orderly arranged on the arrangement locking plate;
thirdly, the diamond particle distributing mechanism is pushed to move towards the material tray until the needle head contacts the diamond particles or the needle head is submerged in the diamond particles;
fourthly, the needle tube is communicated with negative pressure gas, and the needle head absorbs the diamond particles by utilizing the negative pressure principle;
pushing the diamond particle distributing mechanism to move towards the diamond substrate layer until the needle tubes are orderly arranged above the diamond substrate layer, cutting off negative pressure gas, and orderly laying the diamond particles on the diamond substrate layer;
sixthly, sintering to obtain the diamond cutter.
In the fourth step, a needle tube cover plate for the needle tube to pass through is arranged on the diamond particle distributing mechanism; pushing the needle tube to move downwards to drive the needle head to extend out of the needle tube cover plate, and communicating negative pressure gas to absorb diamond particles; and after the needle head absorbs the diamond particles, the needle tube is pushed to move upwards to drive the diamond particles absorbed on the needle head to be submerged into the needle tube cover plate.
And a cleaning step is also carried out after the step (IV), the brush is pushed to clean the redundant diamond particles adhered to the bottom surface of the needle tube cover plate, and the diamond particles are swept into the material tray.
The particle size of the diamond particles is larger than the pipe diameter of the needle head; and the diameter of the diamond particles is smaller than the diameter of the through holes.
In the fifth step, the needle tube is pushed to move up and down, the needle head is positioned above the diamond substrate layer, and the diamond particles are orderly arranged and distributed on the substrate layer; or the needle head is immersed into the diamond matrix layer, and the diamond particles are orderly arranged and completely immersed into the diamond matrix layer; or the needle head is pressed against the diamond substrate layer to semi-embed the diamond particles on the diamond substrate layer.
In the first step, the diamond particles are placed in a material tray, and the material tray comprises an inner tray for placing the diamond particles and an outer tray sleeved on the periphery of the inner tray; and a vibrator and a lifting mechanism are arranged below the material tray.
After adopting the structure, compared with the prior art, the diamond particle distributing device of the diamond cutter and the preparation method of the diamond cutter have the beneficial effects that: the device can drive the first driving cylinder to push the diamond particle distributing mechanism to move towards the material tray, the needle head is contacted with or submerged in the diamond particles, and negative pressure gas is communicated to enable the needle head to absorb the diamond particles; moving the diamond particle distributing mechanism absorbing the diamond particles to the position above the diamond substrate layer, cutting off negative pressure gas, and orderly paving the diamond particles on the diamond substrate layer; according to the invention, the diamond particles can be automatically and uniformly arranged on the diamond substrate layer, so that the working efficiency can be improved and the labor cost can be saved; moreover, each needle tube absorbs one diamond particle, so that the diamond particles are prevented from being accumulated or emptied during material distribution, the distribution of the diamond particles is improved to be more uniform, and the production cost can be reduced; moreover, the arrangement locking plate can be replaced to carry out different diamond particle distribution sequences, such as diamond particle distribution sequences with different sequences, such as matrix arrangement, circumferential arrangement and the like; when the diamond particles are arranged on the diamond substrate layer in a matrix manner, the fixing holes arranged in the matrix manner are formed in the arrangement locking plate, and the needle tubes are assembled according to the fixing holes arranged in the matrix manner, so that the diamond particles are distributed in the matrix manner, and different ordered distribution modes are conveniently realized.
Drawings
FIG. 1 is a schematic structural diagram I of a diamond particle distribution device of a diamond cutter according to the present invention;
FIG. 2 is a schematic structural diagram of a diamond particle distribution device of the diamond tool of the present invention;
FIG. 3 is a schematic structural view of a diamond particle distribution mechanism according to the present invention;
FIG. 4 is an exploded view of the diamond particle distribution mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the tray of the present invention;
FIG. 6 is an exploded view of the tray of the present invention;
FIG. 7 is a schematic view of the sweeping mechanism of the present invention;
FIG. 8 is a schematic structural view of the lateral shifting mechanism of the present invention;
fig. 9 is a flow chart of a method of manufacturing the diamond tool of the present invention.
Description of the symbols
Charging tray 1 diamond particle distributing mechanism 2 first driving cylinder 3
Aligned locking plate 21 needle tube 22 fixing hole 211
Needle 221 needle tube end 222 first cylinder seat 31
Needle tube cover plate 24 rectangular through hole 231 perforation 241
Rectangular through hole 251 fixing frame 26 of clamping plate 25
First transverse plate 261, second transverse plate 262 and first vertical plate 263
Vent splint 27 vent spacer 28 assembly hole 2611
Second driving cylinder 29 with vent hole 281 of vent chamber 271
With a second cylinder block 291 and a second cylinder push rod 292
The third driving cylinder 52 of the brush 51 of the cleaning mechanism 5
First position-limiting hole 264 and second position-limiting hole 232 position-limiting bolt 265
The transverse moving mechanism 4 transversely slides the slide block 43 of the transverse sliding rod 42
Fifth driving cylinder 44 inner disc 11 outer disc 12
The fourth cylinder pushrod 172 through hole 132 reinforces the T-block 124.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
Referring to fig. 1 to 8, the present invention discloses a diamond particle distributing device for a diamond tool, which comprises a tray 1 for holding diamond particles, a diamond particle distributing mechanism 2, and a first driving cylinder 3 for driving the diamond particle distributing mechanism 2 to reciprocate above the tray 1, wherein the diamond particle distributing mechanism 2 comprises an arrangement locking plate 21, a plurality of needle tubes 22, and a negative pressure mechanism for providing negative pressure gas for the needle tubes 22; the arrangement locking plate 21 is provided with a plurality of fixing holes 211 which are arranged in order and can fix the needle tubes 22, and the needle tubes 22 are provided with needles 221 capable of sucking diamond particles and needle tube ends 222 communicated with negative pressure gas; the first driving cylinder 3 drives the diamond particle distributing mechanism 2 to move towards the material tray 1, the needle 221 contacts with or is immersed in the diamond particles, and negative pressure gas is communicated to enable the needle 221 to absorb the diamond particles.
Compared with the prior art, the diamond particle distributing device of the diamond cutter has the advantages that: the invention can drive the first driving cylinder 3 to push the diamond particle distributing mechanism 2 to move towards the material tray 1, the needle 221 contacts with the diamond particles or is immersed in the diamond particles, and negative pressure gas is communicated to enable the needle 221 to absorb the diamond particles; moving the diamond particle distributing mechanism absorbing the diamond particles to the position above the diamond substrate layer, cutting off negative pressure gas, and orderly paving the diamond particles on the diamond substrate layer; according to the invention, the diamond particles can be automatically and uniformly arranged on the diamond substrate layer, so that the working efficiency can be improved and the labor cost can be saved; moreover, each needle tube 22 absorbs one diamond particle, so that the diamond particles are prevented from being accumulated or emptied, the distribution of the diamond particles is improved to be more uniform, and the production cost can be reduced; moreover, the arrangement locking plate can be replaced to carry out different diamond particle distribution sequences, such as diamond particle distribution sequences with different sequences, such as matrix arrangement, circumferential arrangement and the like; that is, when the diamond particles are arranged in a matrix on the diamond substrate layer, the fixing holes 211 arranged in a matrix are formed in the arrangement locking plate 21, and then the needle tubes 22 are assembled according to the fixing holes 211 arranged in a matrix, so that the diamond particles are distributed in a matrix arrangement, and different ordered distribution modes are conveniently realized.
The first driving cylinder 3 of the invention is provided with a first cylinder seat 31 and a first cylinder push rod 32, the first cylinder seat 31 is fixedly arranged on a side plate 41, one end of the first cylinder push rod 32 is fixedly arranged on a fixed plate 23, and the diamond particle distributing mechanism 2 is arranged on the fixed plate 23; the first driving cylinder 3 can push the diamond distributing mechanism 2 to move back and forth above the material tray 1, so that the diamond distributing mechanism 2 can absorb diamond particles from the material tray 1 conveniently.
The arrangement locking plate 21 is arranged above the fixing plate 23, a needle tube cover plate 24 is arranged below the fixing plate 23, a rectangular through hole 231 for the needle tube 22 to pass through is arranged on the fixing plate 23, and a plurality of through holes 241 for each needle tube 22 to pass through are arranged on the needle tube cover plate 24; when the diamond particle distributing mechanism 1 moves downwards, the needle tube cover plate 24 also moves downwards and can be abutted against the upper part of the material tray 1, the needle tubes 22 penetrate through the needle tube cover plate 24 to ensure that all the needle tubes 22 can stretch into the material tray 1 to absorb diamond particles, and the distribution is more accurate and stable.
A clamp plate 25 is interposed between the fixing plate 23 and the needle tube cover plate 24, and the clamp plate 25 is provided with a rectangular through hole 251 corresponding to the rectangular through hole 231.
The diamond particle distributing mechanism 2 of the invention is also provided with a fixed frame 26, wherein the fixed frame 26 is provided with a first transverse plate 261, a second transverse plate 262 and a first vertical plate 263 which is connected with the first transverse plate 261 and the second transverse plate 262; the arrangement locking plate 21 is arranged below the first transverse plate 261, a ventilation clamping plate 27 and a ventilation partition plate 28 are clamped between the first transverse plate 261 and the arrangement locking plate 21, an assembly hole 2611 for assembling a negative pressure mechanism is arranged on the first transverse plate 261, a ventilation cavity 271 is arranged on the ventilation clamping plate 27, and a plurality of ventilation holes 281 are arranged on the ventilation partition plate 28, correspond to the needle tubes 22 one by one and are communicated with the ventilation cavity 271; the negative pressure mechanism connects negative pressure gas to each needle tube 22 through the ventilation chamber 271 and the ventilation hole 281, so that the pressure of the negative pressure gas connected to each needle tube 22 is the same, and the diamond particles can be sucked more uniformly and stably.
A second driving cylinder 29 is arranged between the fixed plate 23 and the fixed frame 26, the second driving cylinder 29 is provided with a second cylinder block 291 and a second cylinder push rod 292, the second cylinder block 291 is fixedly arranged on the bottom surface of the second transverse plate 262, and one end of the second cylinder push rod 292 is fixedly arranged on the top surface of the fixed plate 23; the second driving cylinder 29 can push the arrangement locking plate 21 to drive the needle tube 22 to move up and down, penetrate through the needle tube cover plate 24 and extend into the tray 1 to absorb diamond particles, the position of the needle tube 22 can be adjusted finely, and the accuracy of the needle tube 22 absorbing the diamond particles is improved.
The diamond particle distributing device of the diamond cutter also comprises a cleaning mechanism 5, wherein the cleaning mechanism 5 is provided with a brush 51 and a third driving cylinder 52 for pushing the brush 51 to move back and forth, and the third driving cylinder 52 drives the brush 51 to move back and forth to clean the bottom surface of the needle tube cover plate 24 so as to sweep redundant diamond particles adhered to the bottom surface of the needle tube cover plate 24 into the material tray 1; when the needle tube 22 sucks diamond particles, part of the diamond particles may be adhered to the bottom surface of the needle tube cover plate 24, and if the diamond particle distribution mechanism moves, redundant diamond particles may scatter everywhere and are inconvenient to collect, and before the diamond particle distribution mechanism 2 moves, the brush 51 is used for sweeping redundant diamond particles into the feed back disc 1, so that the diamond particles are conveniently collected in a centralized manner.
Two ends of the second transverse plate 262 are respectively provided with a first limiting hole 264, the fixing plate 23 is provided with a second limiting hole 232 corresponding to the two first limiting holes 264, and two limiting bolts 265 respectively penetrate through the two first limiting holes 264 and are locked in the two second limiting holes 232; when the second driving cylinder 29 drives the fixing frame 26 to move up and down on the fixing plate 23, the fixing frame 26 can be limited to vertically move up and down by the aid of the two limiting bolts 265, so that the needle tubes 22 are prevented from being inclined and dislocated, diamond particles are sucked more accurately, and the distribution is more uniform.
The negative pressure mechanism of the invention is provided with a vent pipe which is locked in the assembling hole 2611, thereby being convenient to connect negative pressure gas.
The diamond particle distributing device of the diamond cutter also comprises a transverse moving mechanism 4 for driving the diamond particle distributing mechanism 2 to transversely move so as to orderly lay diamond particles on a diamond base layer, wherein the transverse moving mechanism 4 is provided with a transverse sliding rod 42, a sliding block 43 arranged on one side of a side plate 41 and a fifth driving cylinder 44 for pushing the diamond particle distributing mechanism 2 to transversely reciprocate; after diamond particles are absorbed by the diamond particle distributing mechanism 2, the fifth driving cylinder 44 can push the diamond particle distributing mechanism 2 to the position above the diamond base layer, and the mechanical material conveying is realized, so that the working efficiency is higher.
The pipe diameter of the needle 221 is smaller than the grain diameter of diamond particles; the diamond particles can be firmly adsorbed at the needle position.
The charging tray 1 comprises an inner tray 11 for containing diamond particles and an outer tray 12 sleeved on the periphery of the inner tray 11; wings 111 are arranged on the outer walls of the two ends of the inner disc 11, and locking holes 112 are formed in the wings 111; the bottom plate of the outer disk 12 is provided with a screw hole 121 corresponding to the lock hole 112, and the inner disk 11 is locked in the outer disk 12 by two bolts 113 passing through the lock hole 112 and being locked in the screw hole 121; when the diamond particle distribution mechanism absorbs the diamond particles, the outer disc 12 can receive the diamond particles falling out of the inner disc 11, and the diamond particles are convenient to collect.
A vibrator is arranged below the outer disc 12; the vibrator can vibrate the inner disc 11 and evenly pave the diamond particles in the inner disc 11 in a vibrating manner, so that the diamond particle distribution mechanism 2 can conveniently absorb the diamond particles; extension pieces 122 are respectively arranged on the outer walls of the two sides of the outer disc 12, and the extension pieces 122 are provided with through holes 123; a vibrating plate 13 is arranged below the outer plate 12 in parallel, a locking hole 131 is formed in the vibrating plate 13 corresponding to the through hole 123, the outer plate 12 is locked with the vibrating plate 13 through the locking hole 131 by penetrating the through hole 123 through a guide bolt 14, a spring 15 is sleeved on the guide bolt 14, one end of the spring 15 abuts against the bottom surface of the outer plate 12, and the other end abuts against the top surface of the vibrating plate 13; when vibrating inner disc 11, spring 15 can play the cushioning effect, avoids the vibration range too big and diamond granule to appear falling charging tray 1, and the vibration effect is better.
The charging tray 1 of the invention also comprises a supporting seat 16, a fourth driving cylinder 17 for driving the outer tray 12 to move up and down is arranged between the supporting seat 16 and the outer tray 12, and the fourth driving cylinder 17 is provided with a fourth cylinder seat 171 fixed on the side surface of the supporting seat 16 and a fourth cylinder push rod 172 connected with the bottom surface of the vibrating plate 13; the charging tray 1 can move up and down, and the position of the charging tray 1 can be conveniently adjusted to work in cooperation with the diamond particle distributing mechanism 2.
The vibrating plate 13 of the present invention is provided with two through holes 132 for locking the push rod 172 of the fourth cylinder; the outer wall of one end of the outer disc 12 is locked with a reinforced T-shaped block 124.
Referring to fig. 9, the present invention discloses a method for manufacturing a diamond tool, which comprises the following steps:
firstly, preparing a diamond matrix layer and diamond particles in advance;
secondly, assembling needle tubes on the diamond particle distribution mechanism according to the fixed holes orderly arranged on the arrangement locking plate;
thirdly, the diamond particle distributing mechanism is pushed to move towards the material tray until the needle head contacts the diamond particles or the needle head is submerged in the diamond particles;
fourthly, the needle tube is communicated with negative pressure gas, and the needle head absorbs the diamond particles by utilizing the negative pressure principle;
pushing the diamond particle distributing mechanism to move towards the diamond substrate layer until the needle tubes are orderly arranged above the diamond substrate layer, cutting off negative pressure gas, and orderly laying the diamond particles on the diamond substrate layer;
sixthly, sintering to obtain the diamond cutter.
Compared with the prior art, the preparation method of the diamond cutter has the beneficial effects that: the diamond particles can be automatically and uniformly arranged on the diamond substrate layer, so that the working efficiency can be improved, and the labor cost can be saved; moreover, the needle tube 22 absorbs the diamond particles, so that the diamond particles are prevented from being accumulated or emptied, the distribution of the diamond particles is improved to be more uniform, and the production cost can be reduced.
In the fourth step of the invention, a needle tube cover plate 24 for the needle tube 22 to pass through is arranged on the diamond particle distributing mechanism; pushing the needle tube 22 to move downwards to drive the needle head 221 to extend out of the needle tube cover plate 24, and connecting negative pressure gas to absorb diamond particles; after the needle 221 sucks the diamond particles, the needle tube 22 is pushed to move upwards to drive the diamond particles adsorbed on the needle 221 to immerse into the needle tube cover plate 24; when the needle 221 sucks up the diamond particles and then moves upward to protrude into the through hole 241 of the needle cover 24, the needle tube 22 is prevented from sucking up excessive diamond particles.
The invention also has a cleaning step after the step (IV), the brush (51) is pushed to clean the redundant diamond particles adhered to the bottom surface of the needle tube cover plate (24) and the diamond particles are swept into the tray (1); redundant diamond particles are swept down to the feed back disc 1 by the brush 51, so that the diamond particles are conveniently collected in a centralized manner.
The particle size of the diamond particles is larger than the pipe diameter of the needle head; and the particle size of the diamond particles is smaller than the aperture of the through hole; during the process that the needle tubes 22 extend out of or sink into the through holes 241, each needle tube 22 can only suck one diamond particle, and the material distribution is more accurate and uniform.
In the fifth step, the needle tube 22 is pushed to move up and down, the needle head 221 is positioned above the diamond substrate layer, and the diamond particles are orderly arranged and distributed on the substrate layer; or the needle heads 221 are immersed in the diamond matrix layer, and the diamond particles are orderly arranged and completely immersed in the diamond matrix layer; or the needle head 221 is propped against the diamond matrix layer, and the diamond particles are semi-embedded into the diamond matrix layer; the needle tube 22 can be inserted into the diamond matrix layer with diamond particles, and the needle tube can be adjusted to arrange the diamond particles in the diamond matrix layer according to the arrangement depth position of the diamond particles in the diamond cutter, so that the operation is more convenient.
In the first step of the invention, the diamond particles are placed in a material tray 1, and the material tray 1 comprises an inner tray 11 for placing the diamond particles and an outer tray 12 sleeved on the periphery of the inner tray 11; when the diamond particle distribution mechanism 2 absorbs the diamond particles, the outer disc 12 can receive the diamond particles falling out of the inner disc 11, so that the diamond particles are convenient to collect; a vibrator and a lifting mechanism are arranged below the material tray 1; the vibrator can vibrate the inner disc 11 and evenly pave the diamond particles in the inner disc 11 in a vibrating manner, so that the diamond particle distribution mechanism can absorb the diamond particles conveniently.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (10)
1. The utility model provides a diamond tool's diamond particle distributing device which characterized in that: the device comprises a material tray for containing diamond particles, a diamond particle distributing mechanism and a first driving cylinder for driving the diamond particle distributing mechanism to reciprocate above the material tray, wherein the diamond particle distributing mechanism is provided with an arrangement locking plate, a plurality of needle tubes and a negative pressure mechanism for providing negative pressure gas for the needle tubes; the arrangement locking plate is provided with a plurality of fixing holes which are arranged in order and can fix the needle tubes, and the needle tubes are provided with needles capable of sucking diamond particles and needle tube ends communicated with negative pressure gas; the first driving cylinder drives the diamond particle distributing mechanism to move towards the material tray, the needle head contacts with or is immersed in the diamond particles, and negative pressure gas is communicated to enable the needle head to absorb the diamond particles.
2. The diamond particle distribution device of a diamond cutter as set forth in claim 1, wherein: the first driving cylinder is provided with a first cylinder seat and a first cylinder push rod, the first cylinder seat is fixedly arranged on a side plate, one end of the first cylinder push rod is fixedly arranged on a fixing plate, and the diamond particle distributing mechanism is arranged on the fixing plate.
3. The diamond particle distribution device of a diamond cutter as set forth in claim 2, wherein: the arrangement locking plate is arranged above the fixing plate, a needle tube cover plate is arranged below the fixing plate, a rectangular through hole for the needle tube to pass through is formed in the fixing plate, and a plurality of through holes for each needle tube to pass through are formed in the needle tube cover plate.
4. A diamond particle distribution device for a diamond tool as set forth in claim 3, wherein: the diamond particle distribution mechanism is also provided with a fixed frame, and the fixed frame is provided with a first transverse plate, a second transverse plate and a first vertical plate for connecting the first transverse plate and the second transverse plate; the arrangement locking plate is arranged below the first transverse plate, a ventilation clamping plate and a ventilation partition plate are clamped between the first transverse plate and the arrangement locking plate, an assembly hole for assembling the negative pressure mechanism is formed in the first transverse plate, a ventilation cavity is formed in the ventilation clamping plate, and a plurality of ventilation holes which correspond to the needle tubes one to one and are communicated with the ventilation cavity are formed in the ventilation partition plate.
5. The diamond particle distribution device of a diamond cutter as set forth in claim 4, wherein: the cleaning mechanism is provided with a brush and a third driving cylinder for pushing the brush to move back and forth, and the third driving cylinder drives the brush to move back and forth to clean the bottom surface of the needle tube cover plate so as to sweep redundant diamond particles adhered to the bottom surface of the needle tube cover plate into the material tray.
6. The diamond particle distribution device of a diamond cutter as set forth in claim 4, wherein: the two ends of the second transverse plate are respectively provided with a first limiting hole, the fixed plate is provided with a second limiting hole corresponding to the two first limiting holes, and the two limiting bolts respectively penetrate through the two first limiting holes and are fixedly locked in the two second limiting holes.
7. A diamond particle distribution device for a diamond tool as set forth in claim 3, wherein: the diamond particle distribution mechanism is arranged on the diamond base layer, and the diamond particle distribution mechanism is arranged on the side plate of the diamond base layer and comprises a transverse moving mechanism for driving the diamond particle distribution mechanism to transversely move so as to orderly lay diamond particles on the diamond base layer.
8. The diamond particle distribution device of a diamond cutter as set forth in claim 1, wherein: the material tray comprises an inner tray for containing diamond particles and an outer tray sleeved on the periphery of the inner tray; wings are arranged on the outer walls of the two ends of the inner disc, and locking holes are formed in the wings; the bottom plate of the outer disc is provided with screw holes corresponding to the lock holes, and the inner disc is locked in the outer disc by two bolts penetrating through the lock holes and being locked in the screw holes.
9. The diamond particle distribution device for a diamond tool as set forth in claim 8, wherein: a vibrator is arranged below the outer disc; the outer walls of the two sides of the outer disc are respectively provided with an extension sheet, and the extension sheets are provided with through holes; the vibration plate is arranged below the outer disc in parallel, locking holes are formed in the vibration plate corresponding to the through holes, the outer disc is locked with the vibration plate through the locking holes in a mode that the guide bolts penetrate through the through holes and are locked together, springs are sleeved on the guide bolts, one ends of the springs abut against the bottom face of the outer disc, and the other ends of the springs abut against the top face of the vibration plate.
10. The preparation method of the diamond cutter is characterized by comprising the following steps:
firstly, preparing a diamond matrix layer and diamond particles in advance;
secondly, assembling needle tubes on the diamond particle distribution mechanism according to the fixed holes orderly arranged on the arrangement locking plate;
thirdly, the diamond particle distributing mechanism is pushed to move towards the material tray until the needle head contacts the diamond particles or the needle head is submerged in the diamond particles;
fourthly, the needle tube is communicated with negative pressure gas, and the needle head absorbs the diamond particles by utilizing the negative pressure principle;
pushing the diamond particle distributing mechanism to move towards the diamond substrate layer until the needle tubes are orderly arranged above the diamond substrate layer, cutting off negative pressure gas, and orderly laying the diamond particles on the diamond substrate layer;
sixthly, sintering to obtain the diamond cutter.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310025640.7A CN115958546A (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device for orderly distributing |
| CN202110103743.1A CN112974800B (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device of diamond cutter and preparation method of diamond cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110103743.1A CN112974800B (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device of diamond cutter and preparation method of diamond cutter |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310025640.7A Division CN115958546A (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device for orderly distributing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112974800A true CN112974800A (en) | 2021-06-18 |
| CN112974800B CN112974800B (en) | 2023-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110103743.1A Active CN112974800B (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device of diamond cutter and preparation method of diamond cutter |
| CN202310025640.7A Pending CN115958546A (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device for orderly distributing |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310025640.7A Pending CN115958546A (en) | 2021-01-26 | 2021-01-26 | Diamond particle distributing device for orderly distributing |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013168846A1 (en) * | 2012-05-07 | 2013-11-14 | (주)신보기연 | Device for arranging diamond particles and arranging method |
| KR101334982B1 (en) * | 2013-08-05 | 2013-11-29 | 정은성 | Diamond particles supply apparatus for forming diamond segment |
| CN104526592A (en) * | 2014-12-31 | 2015-04-22 | 广东工业大学 | Device and method for abrasive material multilayer orderly arraying |
| CN206654511U (en) * | 2017-04-07 | 2017-11-21 | 郑州金海威科技实业有限公司 | Diamond segment conveys automatic feed mechanism |
| CN112077754A (en) * | 2020-09-21 | 2020-12-15 | 福建省泉州万龙石业有限公司 | Diamond particle three-dimensional ordered arrangement device and method |
-
2021
- 2021-01-26 CN CN202110103743.1A patent/CN112974800B/en active Active
- 2021-01-26 CN CN202310025640.7A patent/CN115958546A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013168846A1 (en) * | 2012-05-07 | 2013-11-14 | (주)신보기연 | Device for arranging diamond particles and arranging method |
| KR101334982B1 (en) * | 2013-08-05 | 2013-11-29 | 정은성 | Diamond particles supply apparatus for forming diamond segment |
| CN104526592A (en) * | 2014-12-31 | 2015-04-22 | 广东工业大学 | Device and method for abrasive material multilayer orderly arraying |
| CN206654511U (en) * | 2017-04-07 | 2017-11-21 | 郑州金海威科技实业有限公司 | Diamond segment conveys automatic feed mechanism |
| CN112077754A (en) * | 2020-09-21 | 2020-12-15 | 福建省泉州万龙石业有限公司 | Diamond particle three-dimensional ordered arrangement device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115958546A (en) | 2023-04-14 |
| CN112974800B (en) | 2023-02-14 |
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