CN115570140A - Diamond metal-based high-thermal-conductivity composite material powder metallurgy preparation equipment - Google Patents
Diamond metal-based high-thermal-conductivity composite material powder metallurgy preparation equipment Download PDFInfo
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- CN115570140A CN115570140A CN202211303759.8A CN202211303759A CN115570140A CN 115570140 A CN115570140 A CN 115570140A CN 202211303759 A CN202211303759 A CN 202211303759A CN 115570140 A CN115570140 A CN 115570140A
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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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
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Abstract
The invention relates to the field of high-heat-conductivity materials, in particular to a diamond metal-based high-heat-conductivity composite material powder metallurgy preparation device. The method comprises the following steps: the reaction mechanism comprises a reaction kettle which is arranged in a vertical state; the supporting component plays a supporting role and comprises two first buffer mechanisms and four second buffer mechanisms, wherein the two first buffer mechanisms are arranged above and below the reaction kettle, the two first buffer mechanisms can provide buffering for the upper end and the lower end of the reaction kettle which vibrates, the four second buffer mechanisms are distributed along the direction of the circle center of the reaction kettle at equal intervals, and the four second buffer mechanisms can provide buffering for the horizontal direction of the reaction kettle which vibrates. Grinding element links to each other with reation kettle, and including correct grinding mechanism and screw feeder, the coaxial setting of screw feeder is inside reation kettle, and correct grinding mechanism sets up in screw feeder's below, and correct grinding mechanism can provide power for screw feeder, and simultaneously, correct grinding mechanism can also cooperate screw feeder to grind the combined material powder repeatedly.
Description
Technical Field
The invention relates to the field of high-heat-conductivity materials, in particular to a diamond metal-based high-heat-conductivity composite material powder metallurgy preparation device.
Background
Miniaturization and integration of electronic components have led to a dramatic increase in the heat flux density of power devices, and accordingly have placed higher demands on heat dissipation materials. The heat dissipation material mainly comprises a metal-based heat dissipation material, a ceramic-based insulating heat conduction material, a polymer-based high heat conduction material and the like. These conventional heat dissipating materials have been gradually difficult to satisfy the high heat dissipating requirements of electronic devices, and thus there has been a necessary trend to develop new heat dissipating materials having high thermal conductivity.
The preparation process of the metal-based composite material mainly comprises the steps of screening, mixing, cold pressing consolidation, degassing, hot pressing sintering and pressing the metal powder, the diamond particles and the like to obtain the diamond-metal-based composite material. In the process, the powder metallurgy method is an effective method for preparing light, thin and small composite materials with large batch and low cost. Because the metal matrix hardly wets the diamond and has great difference with the thermal expansion coefficient of the diamond, when the thin diamond-metal matrix composite is prepared by adopting a powder metallurgy method, a massive particle mixture of the metal matrix and the diamond exists, which is not beneficial to the subsequent process, so that the diamond metal matrix high-thermal conductivity composite powder metallurgy preparation equipment is necessary to be designed, the equipment can smash large particles of the metal matrix and the diamond into small particles, and the large particles are repeatedly shaken and screened, so that the mixed powder of the pretreated metal matrix and the diamond is more uniformly mixed, and the subsequent processing production is facilitated.
Disclosure of Invention
Based on this, it is necessary to provide a powder metallurgy preparation device for diamond metal-based high thermal conductivity composite materials, aiming at the problems in the prior art.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
diamond metal base high heat conduction composite material powder metallurgy preparation equipment includes:
the reaction mechanism comprises a reaction kettle which is arranged in a vertical state;
the supporting component plays a supporting role and comprises two first buffer mechanisms and four second buffer mechanisms, wherein the two first buffer mechanisms are arranged above and below the reaction kettle, the two first buffer mechanisms can provide buffering for the upper end and the lower end of the reaction kettle which vibrates, the four second buffer mechanisms are arranged in an array mode uniformly in the circumferential direction of the reaction kettle, and the four second buffer mechanisms can provide buffering for the horizontal direction of the reaction kettle which vibrates.
Grinding element links to each other with reation kettle, including accurate grinding mechanism and screw feeder, the coaxial setting of screw feeder is inside reation kettle, and accurate grinding mechanism sets up in the below of screw feeder, and accurate grinding mechanism can provide power for screw feeder, and simultaneously, accurate grinding mechanism can also cooperate the screw feeder to grind the combined material powder repeatedly.
Further, the supporting component further comprises a supporting base, four supporting top plates, four supporting frames and two fastening supporting rings, the supporting base is arranged below the reaction kettle, the four supporting frames are in a vertical state and are evenly arrayed along the circumferential direction of the reaction kettle, the four supporting frames are fixedly connected with the supporting base, the four supporting top plates are in a horizontal state and are evenly arrayed along the circumferential direction of the reaction kettle, the four supporting top plates are connected with the four supporting frames in a one-to-one correspondence mode, the two fastening supporting ring fixing sleeves are arranged on the upper portion and the lower portion of the reaction kettle, the two first buffer mechanisms are arranged, one of the four supporting top plates is arranged above the reaction kettle and is connected with the four supporting top plates, the other supporting top plate is arranged below the reaction kettle and is connected with the supporting base, every two second buffer mechanisms are in a group, and each group of the second buffer mechanisms sequentially penetrates through the supporting frames and then is connected with the corresponding fastening supporting rings.
Further, first buffer gear includes the spacing axle of a plurality of cushions, a plurality of buffer spring and fixed block, and wherein, the fixed block sets up with reation kettle coaxial line, and the spacing axle of a plurality of cushions that are located the reation kettle top falls into two sets ofly, and wherein a set of horizontal state equidistant is pegged graft with the lateral wall of fixed block, and another set ofly is horizontal state equidistant and is pegged graft with the supporting roof, and the spacing axle of a plurality of cushions that is located the reation kettle below also falls into two sets ofly. One group of the buffer springs is in equal-interval splicing with the side wall of the fixing block in a horizontal state, the other group of the buffer springs is in equal-interval splicing with the supporting base in a horizontal state, the buffer springs and the buffer limiting shaft are coaxially arranged, one ends of the buffer springs are abutted against the buffer limiting shaft on one side, and the other ends of the buffer springs are abutted against the buffer limiting shaft on the other side.
Further, second buffer gear includes linear bearing, the buffering short round pin, buffering mount and two hold the spring, wherein, the shaping has the holding tank on the support frame, linear bearing and support frame slip grafting, two hold the spring and be the symmetrical state setting in linear bearing's both sides, two one ends that hold the spring link to each other with linear bearing, the other end links to each other with the support frame, the buffering mount is articulated with the fastening support ring, the buffering short round pin be the horizontality pass linear bearing and with linear bearing sliding connection, the buffering short round pin is close to reation kettle's one end and buffering mount fixed connection.
Further, reaction mechanism still includes kettle cover and filter plate, and the kettle cover is fixed with the axle center and sets up in reation kettle's upper end, and the shaping has defeated material mouth on the kettle cover, and reation kettle's lower extreme shaping has arc cauldron bottom and bin outlet, and the filter plate setting is in the below of kettle cover, and filter plate and kettle cover are with axle center fixed connection.
Furthermore, the grinding assembly comprises a plurality of elastic ball rods and crushing ball heads, the elastic ball rods are evenly arrayed along the circumferential direction of the kettle cover, one ends of the elastic ball rods are fixedly connected with the kettle cover in an inserting mode, and the crushing ball heads are fixedly connected with the other ends of the elastic ball rods in a sleeved mode.
Further, the fine grinding mechanism still includes motor power, the power pivot, the rotating sleeve, the driving gear, two fixed long pins and three driven gear, motor power fixes the hoist and mount in the reation kettle below, motor power and fixed block fixed connection, motor power's output upwards passes the fixed block, motor power's output passes through shaft coupling fixed connection, the fixed outside at the power pivot of establishing of driving gear cover, three driven gear is along the even array of driving gear circumferencial direction, three driven gear meshes with the driving gear mutually, the rotating sleeve sets up with the power pivot is coaxial, the shaping has the meshing tooth on the inner wall of rotating sleeve, three driven gear still passes through the meshing tooth with the rotating sleeve and meshes mutually, two fixed long pins are the symmetrical state and set up in the both sides of power pivot, two fixed long pins pass rotating sleeve and spiral feeder in proper order.
Further, grinding unit still includes spacing bearing, correct grinding mechanism still includes vibrations minor axis, the anticreep bearing, locating bearing and two eccentric blocks, vibrations minor axis and the coaxial setting of power pivot, vibrations minor axis and screw feeder fixed connection, the upper end and the fixed block fixed connection of vibrations minor axis, spacing bearing housing is established in the outside of vibrations minor axis, the kettle cover rotates through spacing bearing with the vibrations minor axis to be connected, the coaxial cover of locating bearing is established in the lower part of power pivot, the coaxial cover of anticreep bearing is established on the upper portion of power pivot, the power pivot is connected with screw feeder rotation through spacing bearing and anticreep bearing, and two eccentric blocks cup joint with the power pivot is fixed.
Compared with the prior art, the invention has the following beneficial effects:
one is as follows: the invention can crush the large particles of the metal matrix and the diamond into small particles, thereby avoiding the influence on the subsequent steps in the vacuum hot-pressing sintering caused by the excessive large particles in the reactant which flows out of the reaction kettle;
the second step is as follows: the invention can repeatedly screen the mixed particles of the metal base and the diamond mixed in the reaction kettle through the spiral feeder, i.e. fully scattering the mixed particles, thereby improving the mixing ratio of the metal base and the diamond and facilitating the subsequent processing and production.
Drawings
FIG. 1 is a perspective elevation view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a front view of a three-dimensional structure of the present invention;
FIG. 4 is an enlarged schematic view of the structure shown at D in FIG. 3;
FIG. 5 is a top view of the present invention;
FIG. 6 is a sectional view of the structure at B-B in FIG. 5;
FIG. 7 is a cross-sectional view of the structure at C-C of FIG. 5;
FIG. 8 is an isometric elevation view of a reaction mechanism of the invention;
FIG. 9 is a bottom isometric view of the reaction mechanism of the present invention;
FIG. 10 is an exploded perspective view of the reaction mechanism and grinding assembly of the present invention;
fig. 11 is an exploded perspective view of the refining mechanism according to the invention.
The reference numbers in the figures are:
1. a support assembly; 2. a support base; 3. a support frame; 4. fastening a support ring; 5. a first buffer mechanism; 6. buffering the limiting shaft; 7. a buffer spring; 8. a fixed block; 9. supporting a top plate; 10. a second buffer mechanism; 11. a linear bearing; 12. a buffer short pin; 13. buffering the fixed mount; 14. a reaction mechanism; 15. a kettle cover; 16. a material conveying port; 17. a reaction kettle; 18. a discharge outlet; 19. an arc-shaped kettle bottom; 20. filtering a plate; 21. a grinding assembly; 22. smashing the ball head; 23. an elastic cue; 24. a limit bearing; 25. a fine grinding mechanism; 26. a screw feeder; 28. an eccentric block; 29. vibrating the short shaft; 30. a power shaft; 31. positioning the bearing; 32. an anti-drop bearing; 33. fixing the long pin; 34. a driving gear; 35. a driven gear; 36. rotating the sleeve; 37. meshing teeth; 38. a power motor; 39. accommodating a tank; 40. accommodating the spring.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 10, a diamond metal-based high thermal conductivity composite material powder metallurgy manufacturing apparatus includes:
the reaction mechanism 14 comprises a reaction kettle 17 arranged in a vertical state;
supporting component 1 plays the supporting role, and supporting component 1 includes two first buffer gear 5 and four second buffer gear 10, and wherein, two first buffer gear 5 settings are in reation kettle 17's top and below, and two first buffer gear 5 can provide the buffering for the upper and lower both ends of the reation kettle 17 of vibrations, and four second buffer gear 10 are along the even array setting of reation kettle 17 circumferencial direction, and four second buffer gear 10 can provide the buffering for the reation kettle 17 horizontal direction of vibrations.
Grinding component 21 links to each other with reation kettle 17, including refining mechanism 25 and screw feeder 26, screw feeder 26 is coaxial to be set up inside reation kettle 17, and refining mechanism 25 sets up the below at screw feeder 26, and refining mechanism 25 can provide power for screw feeder 26, and simultaneously, refining mechanism 25 can also cooperate screw feeder 26 to grind the combined material powder repeatedly.
The supporting component 1 further comprises a supporting base 2, four supporting top plates 9, four supporting frames 3 and two fastening and supporting rings 4, the supporting base 2 is arranged below the reaction kettle 17, the four supporting frames 3 are in a vertical state and are evenly arrayed along the circumferential direction of the reaction kettle 17, the four supporting frames 3 are fixedly connected with the supporting base 2, the four supporting top plates 9 are in a horizontal state and are evenly arrayed along the circumferential direction of the reaction kettle 17, the four supporting top plates 9 are connected with the four supporting frames 3 in a one-to-one correspondence mode, the two fastening and supporting rings 4 are fixedly sleeved on the upper portion and the lower portion of the reaction kettle 17, the two first buffer mechanisms 5, one supporting top plate is arranged above the reaction kettle 17 and is connected with the four supporting top plates 9, the other supporting top plate is arranged below the reaction kettle 17 and is connected with the supporting base 2, the four second buffer mechanisms 10 are in a group, and every two second buffer mechanisms 10 in each group sequentially penetrate through the supporting frames 3 and are connected with one corresponding fastening and supporting ring 4. When the device is operated: the supporting base 2 plays a role of supporting, the four supporting frames 3 and the two fastening and supporting rings 4 jointly function to provide mounting positions for the four second buffering mechanisms 10, and meanwhile, the four second buffering mechanisms 10 can buffer the vibration of the reaction kettle 17 in the horizontal direction (the specific buffering process is partially explained in the working principle). The first buffer mechanisms 5 arranged above and below the reaction kettle 17 can provide buffer for the vibrating reaction kettle 17 at the upper end and the lower end (the specific buffer process is explained in the working principle part), and the phenomenon that the whole device moves due to the reaction kettle 17 is avoided.
The first buffer mechanism 5 comprises a plurality of buffer limiting shafts 6, a plurality of buffer springs 7 and a fixing block 8, wherein the fixing block 8 and the reaction kettle 17 are coaxially arranged, the plurality of buffer limiting shafts 6 positioned above the reaction kettle 17 are divided into two groups, one group of buffer limiting shafts is in a horizontal state and is in equal interval splicing with the side wall of the fixing block 8, the other group of buffer limiting shafts 6 is in a horizontal state and is in equal interval splicing with a supporting top plate 9, and the plurality of buffer limiting shafts 6 positioned below the reaction kettle 17 are also divided into two groups. One of them group is that the equidistant grafting of horizontal state with the lateral wall of fixed block 8, and another group is that the equidistant grafting of horizontal state with support base 2, and a plurality of buffer spring 7 and the coaxial setting of the spacing axle 6 of buffering, and the one end of a plurality of buffer spring 7 offsets with the spacing axle 6 of buffering of one side, and the other end offsets with the spacing axle 6 of buffering of opposite side. When the device is operated: when the reaction kettle 17 vibrates, the fixing block 8 and the reaction kettle 17 are coaxially arranged, the vibration frequency of the fixing block 8 is the same as that of the reaction kettle 17, and when the reaction kettle 17 vibrates, the buffer springs 7 absorb the vibration by virtue of the elastic deformation force of the buffer springs, so that the reaction kettle 17 is buffered.
The reaction mechanism 14 further comprises a kettle cover 15 and a filter plate 20, the kettle cover 15 is coaxially and fixedly arranged at the upper end of the reaction kettle 17, a material conveying port 16 is formed in the kettle cover 15, an arc-shaped kettle bottom 19 and a material discharging port 18 are formed at the lower end of the reaction kettle 17, the filter plate 20 is arranged below the kettle cover 15, and the filter plate 20 and the kettle cover 15 are coaxially and fixedly connected. When the device is operated, the composite material powder for reaction falls into the filter plate 20 from the material conveying port 16, then the powder caking with larger particles is broken above the filter plate 20, the broken small particle powder caking falls into the reaction kettle 17 after passing through the filter hole of the filter plate 20, the small particle powder deposited at the bottom of the reaction kettle 17 can be repeatedly mixed and reacted by the arc kettle bottom 19 of the reaction kettle 17, and after the composite material powder reaches the standard through multiple times of grinding, the composite material powder which is uniformly mixed can be discharged through the material discharging port 18.
The grinding assembly 21 comprises a plurality of elastic ball rods 23 and crushing ball heads 22, the elastic ball rods 23 are uniformly arrayed along the circumferential direction of the kettle cover 15, one ends of the elastic ball rods 23 are fixedly inserted into the kettle cover 15, and the crushing ball heads 22 are fixedly sleeved with the other ends of the elastic ball rods 23. When the device is operated: kettle cover 15 and reation kettle 17 fixed connection, when reation kettle 17 shakes promptly, kettle cover 15 can shake along with reation kettle 17, and elasticity club 23 and kettle cover 15 fixed connection, kettle cover 15's vibrations can drive the vibrations of elasticity club 23, smash bulb 22 and the fixed cup joint of elasticity club 23, then the vibrations of elasticity club 23 can drive and smash the vibrations of bulb 22, can know by the foretell, there is the great powder caking of granule in filter plate 20 top, then a plurality of smash bulb 22 can smash the great powder caking of these granules and break and be the tiny particle powder caking, finally, the tiny particle powder caking falls into reation kettle 17 through filter plate 20. Meanwhile, the crushing bulb 22 can also knock the filter plate 20, so that the falling of small particle powder agglomerates is accelerated, and the small particle powder agglomerates are prevented from being clamped in the middle of the filter plate 20.
The fine grinding mechanism 25 further comprises a power motor 38, a power rotating shaft 30, a rotating sleeve 36, a driving gear 34, two fixed long pins 33 and three driven gears 35, wherein the power motor 38 is fixedly hung below the reaction kettle 17, the power motor 38 is fixedly connected with the fixed block 8, the output end of the power motor 38 upwards penetrates through the fixed block 8, the power rotating shaft 30 is fixedly connected with the output end of the power motor 38 through a coupler, the driving gear 34 is fixedly sleeved outside the power rotating shaft 30, the three driven gears 35 are uniformly arrayed along the circumferential direction of the driving gear 34, the three driven gears 35 are meshed with the driving gear 34, the rotating sleeve 36 is coaxially arranged with the power rotating shaft 30, meshing teeth 37 are formed on the inner wall of the rotating sleeve 36, the three driven gears 35 are further meshed with the rotating sleeve 36 through the meshing teeth 37, the two fixed long pins 33 are symmetrically arranged on two sides of the power rotating shaft 30, and the two fixed long pins 33 sequentially penetrate through the rotating sleeve 36 and the spiral feeder 26. When the device is operated: power motor 38 moves, power pivot 30 passes through the shaft coupling with power motor 38's output and links to each other, then power motor 38's operation can drive power pivot 30 and rotate, driving gear 34 and power pivot 30 are fixed to be cup jointed, power pivot 30's rotation can drive driving gear 34 and rotate, three driven gear 35 meshes with driving gear 34 mutually, driving gear 34's rotation can drive three driven gear 35 and rotate, three driven gear 35 still meshes through meshing tooth 37 with swivel sleeve 36 mutually, three driven gear 35's rotation can drive swivel sleeve 36 and rotate, swivel sleeve 36 links to each other through two fixed long pins 33 with spiral feeder 26, then swivel sleeve 36's rotation can drive spiral feeder 26 and rotate.
Grinding assembly 21 still includes spacing bearing 24, fine grinding mechanism 25 still includes vibrations minor axis 29, anticreep bearing 32, locating bearing 31 and two eccentric blocks 28, vibrations minor axis 29 and the coaxial setting of power pivot 30, vibrations minor axis 29 and screw feeder 26 fixed connection, the upper end and the fixed block 8 fixed connection of vibrations minor axis 29, spacing bearing 24 cover is established in the outside of vibrations minor axis 29, kettle cover 15 rotates through spacing bearing 24 with vibrations minor axis 29 and is connected, locating bearing 31 coaxial cover is established in the lower part of power pivot 30, anticreep bearing 32 coaxial cover is established in the upper portion of power pivot 30, power pivot 30 rotates through spacing bearing 24 and anticreep bearing 32 and screw feeder 26 and is connected, and two eccentric blocks 28 and power pivot 30 fixed cup joints. When the device is operated: from the foregoing, the screw feeder 26 rotates, the vibration short shaft 29 is fixedly connected with the screw feeder 26, the rotation of the screw feeder 26 drives the vibration short shaft 29 to rotate, the screw feeder 26 is connected with the power rotating shaft 30 through the two eccentric blocks 28, when the power rotating shaft 30 rotates, the two eccentric blocks 28 drive the screw feeder 26 to vibrate, the vibration of the screw feeder 26 drives the vibration short shaft 29 to vibrate, the vibration short shaft 29 is connected with the kettle cover 15 through the limit bearing 24, the vibration of the vibration short shaft 29 drives the kettle cover 15 to vibrate, the reaction kettle 17 is connected with the kettle cover 15, and finally the reaction kettle 17 can vibrate. The screw feeder 26 can convey the small particle powder agglomerates in the arc-shaped kettle bottom 19 from the bottom to the top in a screw mode, and the small particle powder agglomerates can be shaken off again by means of self vibration in the process, and the small particle powder agglomerates can be uniformly mixed by repeating the process, so that the processing standard is met.
The working principle of the device is as follows: support base 2 and play the supporting role, four support frames 3 and two fastening support rings 4 combined action provide the mounted position for four second buffer gear 10, and four second buffer gear 10 can provide the buffering for reation kettle 17 horizontal direction's vibrations simultaneously. The first buffer mechanisms 5 arranged above and below the reaction kettle 17 can provide buffer at the upper end and the lower end for the vibrating reaction kettle 17, and the phenomenon that the whole device moves due to the reaction kettle 17 is avoided. And the composite material powder used for reaction falls into the filter plate 20 from the material conveying opening 16, the powder caking with larger particles is broken above the filter plate 20, the broken small particle powder caking falls into the reaction kettle 17 after passing through the filter hole of the filter plate 20, the small particle powder deposited at the bottom of the reaction kettle 17 can be mixed and reacted repeatedly by the arc kettle bottom 19 of the reaction kettle 17, and after the composite material powder reaches the standard after being ground for many times, the uniformly mixed composite material powder can be discharged through the material discharging opening 18.
When the device is operated: power motor 38 moves, power pivot 30 passes through the shaft coupling with power motor 38's output and links to each other, then power motor 38's operation can drive power pivot 30 and rotate, driving gear 34 and power pivot 30 are fixed to be cup jointed, power pivot 30's rotation can drive driving gear 34 and rotate, three driven gear 35 meshes with driving gear 34 mutually, driving gear 34's rotation can drive three driven gear 35 and rotate, three driven gear 35 still meshes through meshing tooth 37 with swivel sleeve 36 mutually, three driven gear 35's rotation can drive swivel sleeve 36 and rotate, swivel sleeve 36 links to each other through two fixed long pins 33 with spiral feeder 26, then swivel sleeve 36's rotation can drive spiral feeder 26 and rotate. And vibrations minor axis 29 and screw feeder 26 fixed connection, screw feeder 26's rotation can drive vibrations minor axis 29 and rotate, and screw feeder 26 links to each other with power pivot 30 through two eccentric blocks 28 again, then when power pivot 30 rotates, two eccentric blocks 28 can drive screw feeder 26 and vibrate, and screw feeder 26's vibrations can drive vibrations minor axis 29 vibrations, vibrations minor axis 29 passes through limit bearing 24 with kettle cover 15 and links to each other, then vibrations of vibrations minor axis 29 can drive kettle cover 15 vibrations, reation kettle 17 links to each other with kettle cover 15, final reation kettle 17 can vibrate. The screw feeder 26 can convey the small particle powder agglomerates in the arc-shaped kettle bottom 19 from the bottom to the top in a screw mode, and the small particle powder agglomerates can be shaken off again by means of self vibration in the process, and the small particle powder agglomerates can be uniformly mixed by repeating the process, so that the processing standard is met.
When the reaction kettle 17 vibrates, the fixing block 8 and the reaction kettle 17 are coaxially arranged, the vibration frequency of the fixing block 8 is the same as that of the reaction kettle 17, and when the reaction kettle 17 vibrates, the buffer springs 7 absorb the vibration by virtue of elastic deformation force of the buffer springs, so that the reaction kettle 17 is buffered. Meanwhile, the fastening support ring 4 is fixedly connected with the reaction kettle 17, the fastening support ring 4 is driven to move by the movement of the reaction kettle 17, the fastening support ring 4 is hinged to the buffering fixing frame 13, the buffering fixing frame 13 is driven to move by the movement of the fastening support ring 4, the buffering short pin 12 is driven to move by the movement of the buffering fixing frame 13, the buffering short pin 12 is connected with the linear bearing 11 in a sliding manner, finally, the buffering short pin 12 displaces along the axial direction of the linear bearing 11, the buffering short pin 12 can also move in the accommodating groove 39 when the reaction kettle 17 vibrates, the moving path is the displacement perpendicular to the axial direction of the buffering short pin 12, the two accommodating springs 40 on the two sides of the linear bearing 11 can provide buffering force for the moving path, the elastic deformation force of the two accommodating springs 40 can not only assist the linear bearing 11 to reset, but also ensure that the reaction kettle 17 can normally vibrate, and buffer the reaction kettle 17. Kettle cover 15 and reation kettle 17 fixed connection, when reation kettle 17 shakes promptly, kettle cover 15 can shake along with reation kettle 17, and elasticity club 23 and kettle cover 15 fixed connection, kettle cover 15's vibrations can drive the vibrations of elasticity club 23, smash bulb 22 and the fixed cup joint of elasticity club 23, then the vibrations of elasticity club 23 can drive and smash the vibrations of bulb 22, can know by the foretell, there is the great powder caking of granule in filter plate 20 top, then a plurality of smash bulb 22 can smash the great powder caking of these granules and break and be the tiny particle powder caking, finally, the tiny particle powder caking falls into reation kettle 17 through filter plate 20. Meanwhile, the crushing bulb 22 can also knock the filter plate 20, so that the falling of small particle powder agglomerates is accelerated, and the small particle powder agglomerates are prevented from being clamped in the middle of the filter plate 20.
The above examples only show one or more embodiments of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. Diamond metal base high heat conduction combined material powder metallurgy preparation equipment which characterized in that includes:
the reaction mechanism (14) comprises a reaction kettle (17) which is arranged in a vertical state;
supporting component (1), play the bearing effect, supporting component (1) includes two first buffer gear (5) and four second buffer gear (10), wherein, two first buffer gear (5) set up in reation kettle (17) top and below, two first buffer gear (5) can provide the buffering for the upper and lower both ends of reation kettle (17) of vibrations, four second buffer gear (10) are along the even array setting of reation kettle (17) circumferencial direction, four second buffer gear (10) can provide the buffering for reation kettle (17) horizontal direction of vibrations.
Grinding component (21), link to each other with reation kettle (17), including finish grinding mechanism (25) and screw feeder (26), screw feeder (26) coaxial setting is inside reation kettle (17), and finish grinding mechanism (25) set up the below at screw feeder (26), and finish grinding mechanism (25) can provide power for screw feeder (26), and simultaneously, finish grinding mechanism (25) can also cooperate screw feeder (26) to grind the combined material powder repeatedly.
2. The diamond metal-based high thermal conductivity composite material powder metallurgy preparation apparatus according to claim 1, wherein the support assembly (1) further comprises a support base (2), four support top plates (9), four support frames (3) and two fastening support rings (4), the support base (2) is disposed below the reaction vessel (17), the four support frames (3) are uniformly arrayed in a vertical state along a circumferential direction of the reaction vessel (17), the four support frames (3) are fixedly connected with the support base (2), the four support top plates (9) are uniformly arrayed in a horizontal state along the circumferential direction of the reaction vessel (17), the four support top plates (9) are correspondingly connected with the four support frames (3), the two fastening support rings (4) are fixedly sleeved on an upper portion and a lower portion of the reaction vessel (17), the two first buffer mechanisms (5), one support top plate is disposed above the reaction vessel (17) and connected with the four support top plates (9), the other support top plate is disposed below the reaction vessel (17) and connected with the support base (2), the four second buffer mechanisms (10) are fastened in pairs, and the second buffer mechanisms are connected with the support frames (4) in turn.
3. The diamond metal-based high-heat-conductivity composite material powder metallurgy preparation equipment according to claim 2, wherein the first buffer mechanism (5) comprises a plurality of buffer limiting shafts (6), a plurality of buffer springs (7) and a fixed block (8), wherein the fixed block (8) and the reaction kettle (17) are coaxially arranged, the plurality of buffer limiting shafts (6) above the reaction kettle (17) are divided into two groups, one group is in a horizontal state and is in equal interval splicing with the side wall of the fixed block (8), the other group is in a horizontal state and is in equal interval splicing with the supporting top plate (9), the plurality of buffer limiting shafts (6) below the reaction kettle (17) are also divided into two groups, one group is in a horizontal state and is in equal interval splicing with the side wall of the fixed block (8), the other group is in a horizontal state and is in equal interval splicing with the supporting base (2), the plurality of buffer springs (7) and the buffer limiting shafts (6) are coaxially arranged, one end of each buffer spring (7) is abutted against the buffer limiting shaft (6) on one side, and the other end is abutted against the buffer limiting shaft (6) on the other side.
4. The diamond metal-based high-heat-conductivity composite material powder metallurgy preparation equipment according to claim 2, wherein the second buffer mechanism (10) comprises a linear bearing (11), a buffer short pin (12), a buffer fixing frame (13) and two accommodating springs (40), wherein the accommodating grooves (39) are formed in the support frame (3), the linear bearing (11) is in sliding insertion with the support frame (3), the two accommodating springs (40) are symmetrically arranged on two sides of the linear bearing (11), one ends of the two accommodating springs (40) are connected with the linear bearing (11), the other ends of the two accommodating springs are connected with the support frame (3), the buffer fixing frame (13) is hinged with the fastening support ring (4), the buffer short pin (12) penetrates through the linear bearing (11) in a horizontal state and is in sliding connection with the linear bearing (11), and one end of the buffer short pin (12) close to the reaction kettle (17) is fixedly connected with the buffer fixing frame (13).
5. The diamond metal-based high-heat-conductivity composite material powder metallurgy preparation equipment according to claim 1, wherein the reaction mechanism (14) further comprises a kettle cover (15) and a filter plate (20), the kettle cover (15) is coaxially and fixedly arranged at the upper end of the reaction kettle (17), a material conveying port (16) is formed in the kettle cover (15), an arc-shaped kettle bottom (19) and a material discharging port (18) are formed in the lower end of the reaction kettle (17), the filter plate (20) is arranged below the kettle cover (15), and the filter plate (20) is coaxially and fixedly connected with the kettle cover (15).
6. The diamond metal-based high thermal conductivity composite material powder metallurgy preparation equipment according to claim 5, wherein the grinding assembly (21) comprises a plurality of elastic ball rods (23) and breaking ball heads (22), the plurality of elastic ball rods (23) are uniformly arrayed along the circumferential direction of the kettle cover (15), one ends of the plurality of elastic ball rods (23) are fixedly inserted into the kettle cover (15), and the plurality of breaking ball heads (22) are fixedly sleeved with the other ends of the plurality of elastic ball rods (23).
7. The diamond metal-based high thermal conductivity composite material powder metallurgy preparation equipment according to claim 3, the fine grinding mechanism (25) is characterized by further comprising a power motor (38), a power rotating shaft (30), a rotating sleeve (36), a driving gear (34), two fixed long pins (33) and three driven gears (35), wherein the power motor (38) is fixedly hung below the reaction kettle (17), the power motor (38) is fixedly connected with a fixed block (8), the output end of the power motor (38) upwards penetrates through the fixed block (8), the power rotating shaft (30) is fixedly connected with the output end of the power motor (38) through a coupler, the driving gear (34) is fixedly sleeved outside the power rotating shaft (30), the three driven gears (35) are evenly arrayed in the circumferential direction of the driving gear (34), the three driven gears (35) are meshed with the driving gear (34), the rotating sleeve (36) is coaxially arranged with the power rotating shaft (30), meshing teeth (37) are formed on the inner wall of the rotating sleeve (36), the three driven gears (35) are further meshed with the rotating sleeve (36) through the meshing teeth (37), the two fixed long pins (33) are symmetrically arranged on two sides of the power rotating shaft (30), and the two fixed long pins (33) and the rotating sleeve (26) and the spiral feeder sequentially penetrates through the rotating sleeve (26).
8. The diamond metal-based high-heat-conductivity composite material powder metallurgy preparation equipment according to claim 7, wherein the grinding assembly (21) further comprises a limiting bearing (24), the fine grinding mechanism (25) further comprises a vibration short shaft (29), an anti-falling bearing (32), a positioning bearing (31) and two eccentric blocks (28), the vibration short shaft (29) is coaxially arranged with the power rotating shaft (30), the vibration short shaft (29) is fixedly connected with the spiral feeder (26), the upper end of the vibration short shaft (29) is fixedly connected with the fixing block (8), the limiting bearing (24) is sleeved outside the vibration short shaft (29), the kettle cover (15) and the vibration short shaft (29) are rotatably connected through the limiting bearing (24), the positioning bearing (31) is coaxially sleeved on the lower portion of the power rotating shaft (30), the anti-falling bearing (32) is coaxially sleeved on the upper portion of the power rotating shaft (30), the power rotating shaft (30) is rotatably connected with the spiral feeder through the limiting bearing (24) and the anti-falling bearing (32), and the two eccentric blocks (28) are fixedly sleeved with the power rotating shaft (30).
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| CN202211303759.8A CN115570140B (en) | 2022-10-24 | 2022-10-24 | Powder metallurgy preparation equipment for diamond metal-based high-heat-conductivity composite material |
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| CN202211303759.8A CN115570140B (en) | 2022-10-24 | 2022-10-24 | Powder metallurgy preparation equipment for diamond metal-based high-heat-conductivity composite material |
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| CN115570140B CN115570140B (en) | 2023-08-18 |
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| CN115570140B (en) | 2023-08-18 |
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