CN113172364A - Novel vacuum melting lead-free solder preparation device - Google Patents
Novel vacuum melting lead-free solder preparation device Download PDFInfo
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- CN113172364A CN113172364A CN202110434356.6A CN202110434356A CN113172364A CN 113172364 A CN113172364 A CN 113172364A CN 202110434356 A CN202110434356 A CN 202110434356A CN 113172364 A CN113172364 A CN 113172364A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
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Abstract
The application relates to the technical field of vacuum melting, especially, relate to a novel vacuum melting leadless solder preparation facilities, aim at solving the technical problem that the equal and not high nature of prior art silver powder and metal powder interfusion each other, its technical scheme is: comprises a powder grinding mechanism, a powder tabletting mechanism and a smelting mechanism; the powder grinding mechanism comprises a grinding machine body, and a grinding tank and a rotating disc are arranged on the grinding machine body; the powder tabletting mechanism comprises a base and a pressing component, and the base is also provided with a forming die for forming metal powder and silver powder; smelt the mechanism and include the smelting machine body, be equipped with the heating tank that supplies metal powder to place on the smelting machine body, the smelting machine body still is equipped with the heating member that carries out heat treatment to metal powder, and this application has the technical effect that improves silver powder and metal powder and melts the homogeneity for product shaping hardness improves.
Description
Technical Field
The application relates to the technical field of vacuum melting, in particular to a novel vacuum melting lead-free solder preparation device.
Background
Vacuum melting refers to a special melting technology for melting metals and alloys under vacuum conditions, and mainly comprises vacuum induction melting, vacuum arc remelting and electron beam melting.
The related vacuum melting is to place metal powder particles in a furnace body, melt the metal powder in the furnace body by using high temperature, and simultaneously add silver powder in the metal powder in order to improve the strength of the metal powder after melting, so that the silver element is fused with the metal powder, and the metal strength is improved.
With respect to the related art in the above, the inventors consider that there are drawbacks: when the silver powder is added, the silver powder is directly added into the metal powder, and the metal powder and the silver powder are not uniformly mixed, so that the hardness of the solidified metal powder is reduced, and the product forming quality is influenced.
Disclosure of Invention
In order to improve silver powder and metal powder and melt the homogeneity for the fashioned hardness of product improves, this application provides a novel vacuum melting leadless solder preparation facilities.
The application provides a novel vacuum melting lead-free solder preparation facilities adopts following technical scheme:
a novel vacuum melting lead-free solder preparation device comprises a powder grinding mechanism, a powder tabletting mechanism and a melting mechanism;
the powder grinding mechanism comprises a grinding machine body, wherein a grinding tank for placing raw materials is arranged on the grinding machine body, and a rotating disc for driving the grinding tank to rotate is arranged on the grinding machine body;
the powder tabletting mechanism comprises a base for placing metal powder and a pressing assembly for tabletting the metal powder on the base, and the base is also provided with a forming die for forming the metal powder and the silver powder;
the smelting mechanism comprises a smelting machine body, a heating tank for placing metal powder is arranged on the smelting machine body, and a heating element for heating the metal powder is further arranged on the smelting machine body.
By adopting the technical scheme, the metal powder raw material and the silver powder are simultaneously added into the grinding tank, the powder grinding mechanism is utilized to grind and crush the raw material, and meanwhile, the silver powder is heated in the grinding process, so that the silver powder and the metal powder can be fully mixed, and the uniformity of the melted metal powder and the melted silver powder is improved; the powder that will mix to be powdered sends to in the powder preforming mechanism, utilizes powder preforming mechanism to be the slice with powdered material suppression for powder granule pressure increase each other, and then makes more even dispersion of silver element in metal powder, improves the hardness after metal powder melts.
Optionally, a fixing seat for placing the grinding tank is arranged on the rotating disc, a grinding motor for driving the rotating disc to rotate is arranged at the bottom of the rotating disc, a rotating shaft is arranged at the bottom of the rotating disc, and the grinding motor is used for driving the rotating shaft to rotate.
Through adopting above-mentioned technical scheme, place the product in grinding jar, will grind jar again and place in the fixing base, utilize grinding motor to drive the rolling disc and rotate, drive a plurality of fixing bases on the rolling disc after the rolling disc rotates and rotate, and then grind jar in the fixing base and will follow the rotation, and then make the grinding of the metal particles raw and other materials in grinding jar be likepowder.
Optionally, the fixing base is provided with a plurality of rotating disc tops which are uniformly arranged, and the grinding tank is provided with a sealing cover for sealing the top of the grinding tank.
Through adopting above-mentioned technical scheme, the top of grinding pot is equipped with sealed lid, improves grinding pot and rotates the stability of in-process, sets up a plurality of improvement work efficiency with the fixing base simultaneously.
Optionally, a fastening piece for further fastening the sealing cover is arranged at the top of the sealing cover, the fastening piece comprises a fastening rod, and a fastening bottom block abutting against the central shaft of the top of the sealing cover is arranged at the bottom of the fastening rod;
the fastening rod is connected with a supporting rod in a threaded mode, and a supporting hole for the supporting rod to penetrate through is formed in the side wall of the fixing seat.
Through adopting above-mentioned technical scheme, utilize the fastener to further inject the processing to the top of grinding pot for grinding pot is in the stability improvement of rotation in-process.
Optionally, the forming mold comprises an outer forming block fixedly arranged at the top of the base, an outer groove is formed in the outer forming block, the forming mold further comprises an inner forming frame arranged in the outer groove, and a bottom plate is arranged at the bottom of the outer groove.
By adopting the technical scheme, the grinded metal powder is placed into the external forming block, and the metal powder in the external forming groove is subjected to tabletting treatment by using the upper pressing assembly, so that the metal powder in the external forming block is pressed into a sheet shape; and meanwhile, an internal forming frame is arranged in the external groove, so that the metal powder formed by tabletting can be taken out conveniently.
Optionally, the bottom of the inner forming frame is provided with a magnetic strip.
Through adopting above-mentioned technical scheme, the magnetism strip is used for being connected with the bottom plate of bottom, after the preforming shaping, when taking out inside shaping frame, because magnetism strip and bottom plate inter attraction for the bottom plate is followed inside shaping frame and is taken out simultaneously, and then is convenient for improve the work efficiency who pushes down the subassembly with changing the bottom plate
Optionally, the pressing assembly comprises a plurality of vertical rods arranged at the top of the base, a top seat is arranged at the top of each vertical rod, a pressing cylinder is arranged on the top seat, a pressing rod is arranged at the bottom of the pressing cylinder, and a pressing block for performing pressing treatment on the metal powder is arranged at the bottom of the pressing rod.
Through adopting above-mentioned technical scheme, utilize and push down the subassembly and carry out the preforming processing to metal powder, push down the cylinder and drive depression bar downstream down for the briquetting is followed downstream down, and then makes the briquetting accomplish to push down the processing to metal powder down.
Optionally, the bottom of footstock is provided with the locating part, the locating part is including the fixed limiting plate that sets up on the depression bar, be equipped with a plurality of vertical gag lever posts that set up on the limiting plate, it is a plurality of the footstock is passed at the gag lever post top.
Through adopting above-mentioned technical scheme, utilize the setting of locating part, improve depression bar and briquetting down in the stability of the downward removal in-process.
Optionally, the smelting machine body is provided with a disturbing part for disturbing molten metal, the disturbing part comprises a disturbing frame, a disturbing pipe vertically arranged downwards is arranged on the disturbing frame, and the disturbing frame is further provided with a blowing pump connected with the disturbing pipe.
By adopting the technical scheme, the molten metal powder is blown by the disturbing piece, so that the metal in the liquid state is fully mixed, the mixing uniformity of the silver powder and the metal powder is improved, and the hardness of the solidified product is improved.
Optionally, a vacuum part for performing vacuum pumping treatment on the heating part is arranged on the smelting machine body, and the vacuum part comprises a vacuum air pump arranged in the smelting machine body.
Through adopting above-mentioned technical scheme, utilize the setting of vacuum spare, extract the air in the heating member for the heating member is in relative vacuum state when heating metal powder, improves metal powder's heating effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the method comprises the following steps of adding metal powder raw materials and silver powder into a grinding tank at the same time, driving a rotating disc to rotate by using a grinding motor, fully grinding and mixing the metal powder and the silver powder, then sending the mixed powder to a powder tabletting mechanism for tabletting treatment, pressing the powdery particles into a flaky shape, improving the pressure maintaining performance of the metal powder, fully fusing the silver powder and a metal material when flaky metal is molten, improving the fusion uniformity, and increasing the strength of the formed product;
2. the vacuum piece and the disturbing piece are arranged, so that the flaky metal is disturbed to the metal liquid after being melted, the liquidity of the liquid metal is increased, the silver powder can be fully superposed with the metal material, and the forming hardness of the metal product is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of the internal structure of the polishing body according to the embodiment of the present application;
FIG. 3 is a schematic diagram of the overall construction of a grinding tank according to an embodiment of the present application;
FIG. 4 is a schematic diagram of the overall structure of a powder tableting mechanism according to an embodiment of the present application;
fig. 5 is an exploded view of the entire structure of the molding die of the embodiment of the present application;
FIG. 6 is a schematic diagram of the overall structure of the hold-down assembly of an embodiment of the present application;
FIG. 7 is a schematic view of the overall structure of a smelting mechanism according to an embodiment of the present application;
fig. 8 is a sectional view of the internal structure of the melting mechanism according to the embodiment of the present application.
Description of reference numerals: 1. a powder grinding mechanism; 2. a powder tabletting mechanism; 3. a smelting mechanism; 4. grinding the machine body; 5. a grinding tank; 6. rotating the disc; 7. a base; 8. pressing the assembly; 9. forming a mold; 10. a smelting machine body; 11. a heating tank; 12. a heating member; 13. a fixed seat; 14. grinding the motor; 15. a rotating shaft; 16. a sealing cover; 17. a fastener; 18. a fastening rod; 19. fastening the bottom block; 20. a support bar; 21. a support hole; 22. an outer forming block; 23. an outer groove; 24. a base plate; 25. an inner forming frame; 26. a magnetic strip; 27. a vertical rod; 28. a top seat; 29. pressing down the air cylinder; 30. a lower pressure lever; 31. pressing the block; 32. a limiting member; 33. a limiting plate; 34. a limiting rod; 36. a disturbing member; 37. a disturbance frame; 38. a disturbance tube; 39. an air blower; 40. a vacuum member; 41. a vacuum air pump; 42. and (4) heating the box.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
Example (b):
the embodiment of the application discloses a novel vacuum melting lead-free solder preparation device. Referring to fig. 1, the powder grinding mechanism 1, the powder tabletting mechanism 2 and the melting mechanism 3 are included, and the metal powder raw material and the silver powder are simultaneously ground, so that the silver powder and the metal powder particles are fully mixed, and the mixing uniformity of the silver powder and the metal powder is improved. After the powder grinding mechanism 1 grinds the metal raw material into powder, the metal powder and the silver powder are mixed in the powder tabletting mechanism 2 for tabletting treatment, so that the powder metal powder is pressed into a sheet shape, and finally the sheet metal is heated and melted by the melting mechanism 3.
Referring to fig. 1 and 2, powder grinding mechanism 1 is including grinding organism 4, grind organism 4 and be used for carrying out grinding treatment to metal powder, powder grinding mechanism 1 is still including the grinding jar 5 that is used for placing the metal powder granule, be equipped with rolling disc 6 on grinding organism 4, be equipped with a plurality of fixing bases 13 that supply grinding jar 5 to place on the rolling disc 6, rolling disc 6 sets up to discoid, the bottom of rolling disc 6 is equipped with axis of rotation 15 simultaneously, the bottom of rolling disc 6 is equipped with drives axis of rotation 15 pivoted grinding motor 14, it rotates to drive axis of rotation 15 after grinding motor 14 starts, axis of rotation 15 drives rolling disc 6 and rotates, the grinding jar 5 of placing in fixing base 13 grinds metal powder under high rotation, make metal powder and silver powder obtain intensive mixing.
Referring to fig. 2 and 3, the fixing base 13 is provided with a plurality of fixing bases 13, the plurality of fixing bases 13 are uniformly arranged by taking the rotating shaft 15 as a center, the top of each fixing base 13 is provided with a fastening piece 17 for fastening the grinding tank 5, the top of each fixing base 13 is provided with a fastening piece 17, each fastening piece 17 comprises a sealing cover 16 arranged on the top of the grinding tank 5, and the sealing cover 16 is used for preventing metal powder particles from leaking in the grinding process. The fastening piece 17 further comprises a fastening rod 18 for abutting against the sealing cover 16, the fastening rod 18 abuts against the central shaft at the top of the sealing cover 16, a fastening bottom block 19 is arranged at the bottom of the fastening rod 18, and the abutting area is improved by the fastening bottom block 19, so that the tightness of the sealing cover 16 is improved.
The fastening member 17 further includes a support rod 20 screwed on the fastening rod 18, two ends of the support rod 20 in the length direction penetrate through the side wall of the fixing base 13, the side wall of the fixing base 13 is provided with a support hole 21 for the support rod 20 to pass through, and the fastening rod 18 is provided with a fastening nut for reinforcing the support rod 20 and the fastening rod 18.
Referring to fig. 2 and 4, after the metal powder is ground in the grinding tank 5, the mixture of the metal powder and the silver powder is placed on the powder tabletting mechanism 2 for tabletting, the powder tabletting mechanism 2 comprises a base 7, and a forming mold 9 for placing the powder mixture is arranged on the base 7.
Referring to fig. 4 and 5, the forming mold 9 includes an external forming block 22 fixed on the top of the base 7, an external groove 23 is formed in the external forming block 22, an internal forming frame 25 is formed in the external forming block 22, the external forming block 22 is fixedly arranged on the top of the base 7, the internal forming frame 25 is detachably arranged in the external groove 23, a bottom plate 24 for placing metal powder is arranged on the bottom of the external groove 23, the metal powder is placed on the bottom plate 24, and the metal powder is located in the internal forming frame 25. So that the metal powder is pressed into a sheet shape in the internal forming frame 25. Simultaneously be provided with magnetic strip 26 on the diapire of inside shaping frame 25, utilize magnetic strip 26 and bottom plate 24 to carry out inter attraction, take off inside shaping frame 25 and bottom plate 24 after the shaping of being convenient for, and then improve whole work efficiency.
Referring to fig. 4 and 6, the powder tablet pressing mechanism 2 includes a pressing component 8 for pressing metal powder on the base 7, the pressing component 8 includes a plurality of vertical rods 27 vertically arranged on the base 7, the top of the plurality of vertical rods 27 is provided with a top seat 28, the pressing component 8 further includes a pressing cylinder 29 vertically arranged on the top seat 28, a piston rod of the pressing cylinder 29 is provided as a pressing rod 30, and the pressing rod 30 penetrates through the top seat 28. The bottom of the lower pressing rod 30 is provided with a lower pressing block 31 corresponding to the size of the inner groove of the inner forming frame 25. After the pressing cylinder 29 is started, the pressing rod 30 moves downwards, and then the pressing block 31 moves downwards along with the pressing rod 30, so that the bottom of the pressing block 31 is pressed in the inner forming frame 25, and the metal powder is pressed into a sheet shape.
Referring to fig. 6, a limiting member 32 for limiting the lower pressing rod 30 is disposed at the bottom of the top seat 28, the limiting member 32 includes a limiting plate 33, the lower pressing rod 30 passes through a central axis of the limiting rod 34, the limiting member 32 further includes a plurality of limiting rods 34 vertically disposed on the limiting plate 33, the plurality of limiting rods 34 are uniformly distributed on the limiting plate 33, and tops of the plurality of limiting rods 34 all pass through the top seat 28. The stability of the depression bar 30 during depression is improved by a plurality of stop rods 34.
Referring to fig. 7 and 8, the smelting mechanism 3 includes a smelting machine body 10, a heating element 12 for heating metal powder is disposed on the smelting machine body 10, the heating element 12 includes a heating box 42 disposed on the top of the smelting machine body 10, and a heating tank 11 for storing sheet metal is disposed in the heating box 42. The sheet metal is placed in the heating tank 11, and the sheet metal in the heating box 42 is subjected to a heating process by the heating member 12. Be equipped with on the smelting machine body 10 and carry out disturbance 36 that the disturbance was handled melting the metal, disturbance 36 is including disturbing frame 37, be equipped with disturbance pipe 38 and air blowing pump 39 on the disturbance frame 37, the vertical downward setting of disturbance pipe 38, and be equipped with sealed apron on the disturbance pipe 38, utilize the leakproofness that sealed 16 boards improve the heating cabinet 42 of lid, utilize air blowing pump 39 to blow to the heating pipe in simultaneously, make the metal liquid in the heating tank 11 carry out the disturbance, make metal powder and silver powder fully mix in the heating tank 11, improve the hardness after the product shaping.
Be equipped with on the smelting machine body 10 and carry out the vacuum part 40 of evacuation processing in the heating member 12, vacuum part 40 is including setting up the vacuum air pump 41 in smelting machine body 10, and vacuum air pump 41 extracts the air in heating member 12 for heating member 12 is in relative vacuum state when heating metal powder, improves metal powder's heating effect.
The implementation principle of the novel vacuum melting lead-free solder preparation device in the embodiment of the application is as follows: meanwhile, the metal powder raw material and the silver powder are added into the grinding tank 5 at the same time, and the grinding motor 14 is utilized to drive the rotating disc 6 to rotate, so that the metal powder and the silver powder are fully mixed. The mixed powder is then fed to the powder tableting mechanism 2, and the mixed powder in the inner forming frame 25 is subjected to tableting processing by the hold-down assembly 8, so that the powdery particles are pressed into a tablet shape on the bottom plate 24. During placing flaky metal in heating cabinet 42, flaky metal sheet can improve the pressurize performance each other of metal powder for when flaky metal melts, silver powder can fully fuse with the metal material, and improve the homogeneity that fuses, makes the intensity increase after the product shaping.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a novel vacuum melting leadless solder preparation facilities which characterized in that: comprises a powder grinding mechanism (1), a powder tabletting mechanism (2) and a smelting mechanism (3);
the powder grinding mechanism (1) comprises a grinding machine body (4), a grinding tank (5) for placing raw materials is arranged on the grinding machine body (4), and a rotating disc (6) for driving the grinding tank (5) to rotate is arranged on the grinding machine body (4);
the powder tabletting mechanism (2) comprises a base (7) for placing metal powder and a pressing assembly (8) for tabletting the metal powder on the base (7), and the base (7) is also provided with a forming die (9) for forming the metal powder and silver powder;
the smelting mechanism (3) comprises a smelting machine body (10), a heating tank (11) for placing metal powder is arranged on the smelting machine body (10), and a heating element (12) for heating the metal powder is further arranged on the smelting machine body (10).
2. The novel vacuum melting lead-free solder preparation device according to claim 1, characterized in that: be equipped with on rolling disc (6) and supply to grind fixing base (13) that jar (5) were placed, the bottom of rolling disc (6) is equipped with drives rolling disc (6) pivoted grinding motor (14), the bottom of rolling disc (6) is equipped with axis of rotation (15), grinding motor (14) are used for driving axis of rotation (15) and rotate.
3. The novel vacuum melting lead-free solder preparation device according to claim 2, characterized in that: the fixed seat (13) is provided with a plurality of tops which are uniformly provided with the rotating disc (6), and the grinding tank (5) is provided with a sealing cover (16) used for sealing the top of the grinding tank (5).
4. The novel vacuum melting lead-free solder preparation device according to claim 3, characterized in that: the top of the sealing cover (16) is provided with a fastening piece (17) for further fastening the sealing cover (16), the fastening piece (17) comprises a fastening rod (18), and the bottom of the fastening rod (18) is provided with a fastening bottom block (19) abutted to the central shaft of the top of the sealing cover (16);
the fastening rod (18) is connected with a support rod (20) in a threaded mode, and a support hole (21) for the support rod (20) to penetrate through is formed in the side wall of the fixing seat (13).
5. The novel vacuum melting lead-free solder preparation device according to claim 1, characterized in that: the forming die (9) comprises a forming block (22) fixedly arranged on the top of the base (7), an external groove (23) is formed in the forming block (22), the forming die (9) further comprises an internal forming frame (25) arranged in the external groove (23), and a bottom plate (24) is arranged on the bottom of the external groove (23).
6. The novel vacuum melting lead-free solder preparation device according to claim 5, characterized in that: and a magnetic strip (26) is arranged at the bottom of the inner forming frame (25).
7. The novel vacuum melting lead-free solder preparation device according to claim 5, characterized in that: the pressing assembly (8) comprises a plurality of vertical rods (27) arranged at the top of the base (7), a top seat (28) is arranged at the top of each vertical rod (27), a pressing cylinder (29) is arranged on the top seat (28), a pressing rod (30) is arranged at the bottom of the pressing cylinder (29), and a pressing block (31) for pressing metal powder is arranged at the bottom of the pressing rod (30).
8. The novel vacuum melting lead-free solder preparation device according to claim 7, characterized in that: the bottom of footstock (28) is provided with locating part (32), locating part (32) are including fixed limiting plate (33) that sets up on depression bar (30) down, be equipped with a plurality of vertical gag lever posts (34) that set up on limiting plate (33), it is a plurality of footstock (28) is passed at gag lever post (34) top.
9. The novel vacuum melting lead-free solder preparation device according to claim 1, characterized in that: the metal melting furnace is characterized in that a disturbing piece (36) for disturbing molten metal is arranged on the melting furnace body (10), the disturbing piece (36) comprises a disturbing frame (37), a disturbing pipe (38) vertically arranged downwards is arranged on the disturbing frame (37), and a blowing pump (39) connected with the disturbing pipe (38) is further arranged on the disturbing frame (37).
10. The novel vacuum melting lead-free solder preparation device according to claim 9, characterized in that: the vacuum part (40) for vacuumizing the heating part (12) is arranged on the smelting machine body (10), and the vacuum part (40) comprises a vacuum air pump (41) arranged in the smelting machine body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434356.6A CN113172364A (en) | 2021-04-22 | 2021-04-22 | Novel vacuum melting lead-free solder preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434356.6A CN113172364A (en) | 2021-04-22 | 2021-04-22 | Novel vacuum melting lead-free solder preparation device |
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| Publication Number | Publication Date |
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| CN113172364A true CN113172364A (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110434356.6A Pending CN113172364A (en) | 2021-04-22 | 2021-04-22 | Novel vacuum melting lead-free solder preparation device |
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| CN212954322U (en) * | 2020-05-09 | 2021-04-13 | 深圳市山木新能源科技股份有限公司 | Device for preparing carbon-silicon coated lithium iron phosphate anode material |
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| US20040219050A1 (en) * | 2003-04-29 | 2004-11-04 | Hailey Robert W. | Superdeformable/high strength metal alloys |
| CN201258352Y (en) * | 2008-07-07 | 2009-06-17 | 河北上大再生资源科技有限公司 | Sensing smelting furnace of nickel renewable resource intermediate alloy |
| CN204724849U (en) * | 2015-07-07 | 2015-10-28 | 荣成宏秀山磁业有限公司 | A kind of neodymium-iron-boron post mould |
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Application publication date: 20210727 |