SMT (Surface Mount Technology) tin-based alloy welding powder induction vacuum melting furnace

Abstract

The invention relates to the technical field of vacuum melting furnaces, and discloses an SMT tin-based alloy welding powder induction vacuum melting furnace which comprises a furnace body, a base is arranged at the bottom of the surface of the furnace body, a plurality of supporting seats are fixedly connected to the top of the base, a plurality of fixing pieces are fixedly connected to the surface of the furnace body, and the fixing pieces are installed at the tops of the supporting seats correspondingly. A furnace cover is horizontally and slidably connected to the top of the furnace body and matched with one end of the furnace body, a sliding mechanism for sliding the furnace cover is arranged in the base, a smelting tank is arranged in the furnace body, the surface of the smelting tank is sleeved with an electric heating wire, a rotating mechanism for rotating the smelting tank is arranged on the surface of the furnace body, and a connecting box is fixedly connected to the bottom in the furnace body. And a discharging mechanism is arranged in the connecting box. Through the arrangement of the round rollers, alloy welding powder can be conveniently received after being melted, and materials can be conveniently taken out after being cooled, so that the convenience of the device is improved, and the situation that an object is not conveniently taken out due to the high temperature in the furnace body can be prevented.

Description

Technical Field

[0001] The invention relates to the technical field of vacuum melting furnaces, in particular to an SMT tin-based alloy solder powder induction vacuum melting furnace. Background Art

[0002] SMT tin-based alloy solder powder is a welding material used for electronic assembly, mainly used to connect electronic components to printed circuit boards (PCBs). Tin-based alloy solder powder is composed of a variety of metal alloys. Tin-based alloy solder powder has good fluidity and wettability, and can form reliable solder joints during the welding process to ensure the firm connection of electronic components. SMT tin-based alloy solder powder is an indispensable and important material in modern electronic manufacturing. Choosing the right solder can effectively improve the quality and reliability of the product. SMT tin-based alloy solder powder usually requires a vacuum melting furnace to melt the raw materials during the production process.

[0003] However, in actual use, some existing vacuum melting furnaces used for SMT tin-based alloy solder powder processing have a high temperature after melting the alloy in the vacuum melting furnace, which makes it inconvenient to take out the material from the furnace after the SMT tin-based alloy solder powder raw material is melted. This makes it inconvenient to use and wastes time, thereby reducing the efficiency of the device. In addition, some existing vacuum melting furnaces usually need to manually open the furnace cover when in use, which makes the operation time-consuming and labor-intensive, thereby increasing the difficulty of use. Therefore, the above problems need to be solved. Summary of the invention

[0004] Based on the technical problems existing in the background technology, the present invention proposes an SMT tin-based alloy solder powder induction vacuum melting furnace.

[0005] The SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention comprises a furnace body, a base is provided at the bottom of the furnace body surface, a plurality of support seats are fixedly connected to the top of the base, a plurality of fixing plates are fixedly connected to the surface of the furnace body, and the plurality of fixing plates are respectively installed on the tops of the plurality of support seats, a furnace cover is horizontally slidably connected to the top of the furnace body, the furnace cover cooperates with one end of the furnace body, a sliding mechanism for sliding the furnace cover is provided inside the base, a smelting tank is provided inside the furnace body, a heating wire is sleeved on the surface of the smelting tank, a rotating mechanism for rotating the smelting tank is provided on the surface of the furnace body, a connecting box is fixedly connected to the bottom of the furnace body, and a feeding mechanism is provided inside the connecting box. Through the setting of the round roller, it is convenient to receive the alloy solder powder after it is melted, and to take it out after cooling, so as to facilitate the removal of the material, thereby improving the convenience of the device and preventing the high temperature inside the furnace body from making it inconvenient to take out the object.

[0006] Preferably, the sliding mechanism includes a support frame, the top of the base is horizontally provided with two slide grooves, the two slide grooves are connected to the inside of the base, the two support frames are horizontally slidably connected to the top of the base, the two support frames are vertically arranged, the bottom ends of the two support frames are respectively slidably connected to the inside of the two slide grooves, the tops of the two support frames are fixedly connected to the same base, the furnace cover is installed on the surface of the base, the base is fixedly connected with a vertical plate inside, the two ends of the vertical plate are respectively fixedly connected to the opposite sides of the base, the vertical plate is vertically arranged, the base is horizontally slidably connected to one end near the furnace cover, the bottom ends of the two support frames are fixedly connected to the top of the slide, the base One end of the part is fixedly connected to two sliding rods, and the two sliding rods are horizontally arranged, and one end of the two sliding rods is fixedly connected to the surface of the vertical plate, and the slide plate is slidably sleeved on the surfaces of the two sliding rods, and a screw rod is rotatably connected inside the base, and the screw rod is horizontally arranged, one end of the screw rod is rotatably connected to one end of the base close to the furnace cover, and the other end of the screw rod is rotatably sleeved inside the vertical plate, and a first motor is installed on one side of the surface of the vertical plate, and the output end of the first motor is fixedly connected to one end of the screw rod, and a slider is slidably sleeved on the surface of the screw rod, and the slider cooperates with the screw rod, and the slider is fixedly connected to the bottom of the slide plate, for limiting the horizontal sliding of the furnace cover, thereby facilitating the opening or closing of the furnace body and the furnace cover.

[0007] Furthermore, a sealing ring is sleeved on one end of the furnace body close to the furnace cover, a plurality of first fixed blocks are fixedly connected to the surface of the sealing ring, a plurality of second fixed blocks are fixedly connected to the surface of the furnace cover, and the plurality of second fixed blocks respectively cooperate with the plurality of first fixed blocks, a connecting tube is fixedly connected to the surface of the furnace body, a sealing cover is installed on the top of the connecting tube, a suction pipe is fixedly connected to the top of the sealing cover, and the suction pipe is connected to the interior of the furnace body, so as to facilitate vacuuming the interior of the furnace body and also facilitate air pressure balance inside the furnace body.

[0008] Preferably, the rotating mechanism comprises a first rotating shaft, two second fixing frames are fixedly connected to the surface of the smelting pot, the two second fixing frames are both arranged on the surface of the electric heating wire, the first fixing frame is rotatably connected inside the furnace body, the two ends of the first fixing frame are respectively fixedly connected to the surfaces of the two second fixing frames, two fixing sleeves are fixedly connected to the surface of the furnace body, the two fixing sleeves are both arranged horizontally, the first rotating shaft is rotatably sleeved inside one of the fixing sleeves, one end of the first rotating shaft is fixedly connected to the surface of the first fixing frame, a turntable is rotatably connected to one side of the furnace body surface, the turntable is fixedly connected to one end of the first rotating shaft, a scale plate is arranged on the surface of the furnace body, the scale plate is fixedly connected to one end of one of the fixing sleeves, a pointer is rotatably connected to the surface of the scale plate, the pointer is fixedly connected to the surface of the first rotating shaft, a connecting sleeve is rotatably sleeved inside the other fixing sleeve, a wire is sleeved inside the connecting sleeve, one end of the wire is arranged inside the furnace body, and one end of the wire is connected to the two ends of the electric heating wire, which is used to limit the rotation of the smelting pot, so as to facilitate the extraction of the molten alloy inside the smelting pot, thereby improving the convenience of the device.

[0009] Furthermore, the unloading mechanism includes a round roller, which is rotatably connected to the inside of the connecting box, and two material receiving bins are arranged on the surface of the round roller, and a fixed shaft is sleeved at the center of the inside of the round roller, and the two fixed shafts are rotatably sleeved on opposite sides of the inside of the connecting box respectively, and a fixed plate is horizontally fixedly connected to one side of the surface of the connecting box, and a worm gear is rotatably connected to the side of the surface of the connecting box close to the fixed plate, and the worm gear is fixedly connected to one end of the fixed shaft, and a second rotating shaft is rotatably connected to the inside of the furnace body, and the second rotating shaft is vertically arranged, and the second rotating shaft top pipe is rotatably connected to the bottom of the fixed plate, and the bottom of the second rotating shaft is inserted The worm gear is connected to the furnace body for rotation inside the base, and the worm gear is sleeved on the surface of the second rotating shaft. The worm gear cooperates with the worm wheel. A horizontal plate is fixedly connected to the temporal part of the base, and the second rotating shaft is rotatably sleeved inside the horizontal plate. A second motor is installed at the bottom of the horizontal plate, and the output end of the second motor is fixedly connected to the bottom end of the second rotating shaft. A receiving box is provided on the top of the base, and the bottom of the receiving box is inclined. One end of the receiving box is provided at the bottom of the connecting box, which is used for the circular roller to cool and solidify the molten alloy welding powder poured into the receiving bin, and it is also convenient to take it out.

[0010] In the present invention, the provision of the round roller facilitates receiving the alloy welding powder after it is melted, and facilitates taking out the material after it is cooled, thereby improving the convenience of the device and preventing the high temperature inside the furnace from making it inconvenient to take out the objects.

[0011] When in use, the first motor is driven to drive the screw rod to rotate, and under the connection of the slider, the slide plate will slide horizontally, and under the connection of the two support frames, the connecting plate and the furnace cover will slide at the same time, so that the furnace cover can be blocked or opened at one end of the furnace body, thereby improving the convenience of the device and making it more convenient to put in raw materials.

[0012] When the device is in use, the turntable can be manually rotated, and the rotation angle of the smelting pot can be judged by the indication of the pointer and the dial. The molten alloy can be poured into the receiving bin on the surface of the round roller, so that the alloy can be cooled inside the receiving bin. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front view of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention;

[0014] Figure 2 It is a cross-sectional view of the surface structure of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention;

[0015] Figure 3 A schematic diagram of the sliding mechanism of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention;

[0016] Figure 4 This is a cross-sectional view of the internal structure of the connecting tube of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention;

[0017] Figure 5 This is a schematic diagram of the surface structure of the connecting tube of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention;

[0018] Figure 6 It is a partial structural schematic diagram of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention;

[0019] Figure 7 This is a schematic diagram of the feeding mechanism of the SMT tin-based alloy solder powder induction vacuum melting furnace proposed by the present invention.

[0020] In the figure: 1, furnace body; 11, connecting tube; 12, sealing cover; 13, suction pipe; 14, sealing ring; 15, first fixing block; 16, fixing plate; 17, fixing sleeve; 18, dial; 19, connecting box; 110, fixing plate; 2, furnace cover; 21, second fixing block; 3, connecting plate; 31, supporting frame; 32, sliding plate; 33, sliding block; 34, screw rod; 35, first motor; 4, base; 4 1. Support seat; 42. Vertical plate; 43. Horizontal plate; 44. Slide groove; 45. Slide rod; 46. Receiving box; 5. Turntable; 51. First rotating shaft; 52. First fixed frame; 53. Pointer; 6. Melting pot; 61. Second fixed frame; 62. Heating wire; 63. Connecting sleeve; 64. Wire; 7. Round roller; 71. Receiving bin; 72. Worm gear; 73. Second rotating shaft; 74. Worm; 75. Second motor. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Reference Figure 1-Figure 7 The SMT tin-based alloy solder powder induction vacuum melting furnace comprises a furnace body 1, a base 4 is arranged at the bottom of the surface of the furnace body 1, a plurality of support seats 41 are fixedly connected to the top of the base 4, a plurality of fixing plates 16 are fixedly connected to the surface of the furnace body 1, and the plurality of fixing plates 16 are respectively installed on the top of the plurality of support seats 41, a furnace cover 2 is horizontally slidably connected to the top of the furnace body 1, the furnace cover 2 cooperates with one end of the furnace body 1, a sliding mechanism for sliding the furnace cover 2 is arranged inside the base 4, a smelting tank 6 is arranged inside the furnace body 1, a heating wire 62 is sleeved on the surface of the smelting tank 6, a rotating mechanism for rotating the smelting tank 6 is arranged on the surface of the furnace body 1, a connecting box 19 is fixedly connected to the bottom of the furnace body 1, and a material discharge mechanism is arranged inside the connecting box 19, and the arrangement of the round roller 7 makes it convenient to receive the alloy solder powder after it is melted, and to take out the material after it is cooled, thereby improving the convenience of the device and preventing the high temperature inside the furnace body 1 from making it inconvenient to take out the object.

[0023] Reference Figure 1-Figure 3In a preferred embodiment, the sliding mechanism includes a support frame 31, two slide grooves 44 are horizontally opened on the top of the base 4, and the two slide grooves 44 are connected to the inside of the base 4. The two support frames 31 are horizontally slidably connected to the top of the base 4. The two support frames 31 are vertically arranged. The bottom ends of the two support frames 31 are respectively slidably connected to the inside of the two slide grooves 44. The tops of the two support frames 31 are fixedly connected to the same base 4. The furnace cover 2 is installed on the surface of the base 4. The base 4 is fixedly connected with a vertical plate 42 inside. The two ends of the vertical plate 42 are respectively fixedly connected to the opposite sides of the base 4. The vertical plate 42 is vertically arranged. The base 4 is horizontally slidably connected to one end near the furnace cover 2. The bottom ends of the two support frames 31 are fixedly connected to the top of the slide 32. Two sliding rods 45 are fixedly connected to the end, and the two sliding rods 45 are horizontally arranged. One end of the two sliding rods 45 is fixedly connected to the surface of the vertical plate 42, and the slide plate 32 is slidably sleeved on the surface of the two sliding rods 45. The base 4 is rotatably connected with a screw rod 34 inside, and the screw rod 34 is horizontally arranged. One end of the screw rod 34 is rotatably connected to the end of the base 4 close to the furnace cover 2, and the other end of the screw rod 34 is rotatably sleeved inside the vertical plate 42. A first motor 35 is installed on one side of the surface of the vertical plate 42, and the output end of the first motor 35 is fixedly connected to one end of the screw rod 34. A slider 33 is slidably sleeved on the surface of the screw rod 34, and the slider 33 cooperates with the screw rod 34. The slider 33 is fixedly connected to the bottom of the slide plate 32, which is used to limit the horizontal sliding of the furnace cover 2, thereby facilitating the opening or closing of the furnace body 1 and the furnace cover 2.

[0024] Reference Figure 1 and Figure 2 In a preferred embodiment, a sealing ring 14 is sleeved on one end of the furnace body 1 close to the furnace cover 2, a plurality of first fixing blocks 15 are fixedly connected to the surface of the sealing ring 14, a plurality of second fixing blocks 21 are fixedly connected to the surface of the furnace cover 2, and the plurality of second fixing blocks 21 respectively cooperate with the plurality of first fixing blocks 15, a connecting tube 11 is fixedly connected to the surface of the furnace body 1, a sealing cover 12 is installed on the top of the connecting tube 11, a suction pipe 13 is fixedly connected to the top of the sealing cover 12, and the suction pipe 13 is communicated with the interior of the furnace body 1, so as to facilitate vacuum extraction inside the furnace body 1 and also facilitate air pressure balance inside the furnace body 1.

[0025] Reference Figure 4 , Figure 5 and Figure 6In a preferred embodiment, the rotating mechanism includes a first rotating shaft 51, two second fixing frames 61 are fixedly connected to the surface of the smelting pot 6, and the two second fixing frames 61 are both arranged on the surface of the electric heating wire 62. The first fixing frame 52 is rotatably connected inside the furnace body 1, and the two ends of the first fixing frame 52 are respectively fixedly connected to the surfaces of the two second fixing frames 61. Two fixing sleeves 17 are fixedly connected to the surface of the furnace body 1, and the two fixing sleeves 17 are both arranged horizontally. The first rotating shaft 51 is rotatably sleeved inside one of the fixing sleeves 17, and one end of the first rotating shaft 51 is fixedly connected to the surface of the first fixing frame 52. One side of the surface of the furnace body 1 is rotatably connected to The turntable 5 is fixedly connected to one end of the first rotating shaft 51, and a dial 18 is arranged on the surface of the furnace body 1. The dial 18 is fixedly connected to one end of one of the fixed sleeves 17. A pointer 53 is rotatably connected to the surface of the dial 18. The pointer 53 is fixedly connected to the surface of the first rotating shaft 51. A connecting sleeve 63 is rotatably sleeved inside the other fixed sleeve 17. A wire 64 is sleeved inside the connecting sleeve 63. One end of the wire 64 is arranged inside the furnace body 1, and one end of the wire 64 is connected to two ends of the electric heating wire 62, which is used to limit the rotation of the smelting pot 6, so as to facilitate the extraction of the molten alloy inside the smelting pot 6, thereby improving the convenience of the device.

[0026] Reference Figure 5 and Figure 7 In a preferred embodiment, the unloading mechanism includes a round roller 7, which is rotatably connected to the inside of the connecting box 19, and two receiving bins 71 are arranged on the surface of the round roller 7. A fixed shaft is sleeved at the center of the inside of the round roller 7, and the two fixed shafts are rotatably sleeved on opposite sides of the inside of the connecting box 19, and a fixed plate 110 is horizontally fixedly connected to one side of the surface of the connecting box 19, and a worm gear 72 is rotatably connected to the side of the surface of the connecting box 19 close to the fixed plate 110, and the worm gear 72 is fixedly connected to one end of the fixed shaft, and a second rotating shaft 73 is rotatably connected to the inside of the furnace body 1, and the second rotating shaft 73 is vertically arranged, and the second rotating shaft 73 is rotatably connected to the bottom of the fixed plate 110, and the bottom of the second rotating shaft 73 is inserted Inside the base 4, a worm 74 is rotatably connected to the furnace body 1, and the worm 74 is sleeved on the surface of the second rotating shaft 73. The worm 74 cooperates with the worm wheel 72. A horizontal plate 43 is fixedly connected to the temporal part of the base 4, and the second rotating shaft 73 is rotatably sleeved inside the horizontal plate 43. A second motor 75 is installed at the bottom of the horizontal plate 43, and the output end of the second motor 75 is fixedly connected to the bottom end of the second rotating shaft 73. A receiving box 46 is provided on the top of the base 4, and the bottom of the receiving box 46 is inclined. One end of the receiving box 46 is provided at the bottom of the connecting box 19, which is used to rotate the round roller 7, so that the molten alloy welding powder poured into the receiving bin 71 is cooled and solidified, and it is also convenient to take it out.

[0027] In the present invention, in actual use, the arrangement of the round roller 7 makes it convenient to receive the alloy welding powder after it is melted, and to take out the material after it is cooled, thereby improving the convenience of the device and preventing the high temperature inside the furnace body 1 from making it inconvenient to take out the object. When in use, the device drives the first motor 35 to drive the screw rod 34 to rotate, and under the connection of the slider 33, the slide plate 32 will slide horizontally, and under the connection of the two support frames 31, the connecting plate 3 and the furnace cover 2 will slide at the same time, so that the furnace cover 2 can be blocked or opened at one end of the furnace body 1, thereby improving the convenience of the device and making the device more convenient when putting in raw materials. During the process, by connecting one end of the suction pipe 13 to a vacuum device, the interior of the furnace body 1 can be vacuumed when in use. After the raw materials in the smelting pot 6 are melted, the turntable 5 can be manually rotated. The rotation angle of the smelting pot 6 can be determined by the indication of the pointer 53 and the dial 18. The molten alloy can be poured into the receiving bin 71 on the surface of the round roller 7. After the alloy is cooled, the worm 74 is driven to rotate by driving the second motor 75. Under the connection of the second rotating shaft 73 and the worm gear 72, the round roller 7 is rotated, so that the cooled alloy slides downward through the receiving box 46, which is convenient for taking out the alloy, thereby improving the convenience of the device.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An induction vacuum melting furnace for SMT tin-based alloy solder powder, comprising a furnace body (1), characterized in that: A base (4) is provided at the bottom of the surface of the furnace body (1), a plurality of support seats (41) are fixedly connected to the top of the base (4), a plurality of fixing plates (16) are fixedly connected to the surface of the furnace body (1), and the plurality of fixing plates (16) are respectively mounted on the tops of the plurality of support seats (41), a furnace cover (2) is horizontally slidably connected to the top of the furnace body (1), the furnace cover (2) is matched with one end of the furnace body (1), a sliding mechanism for sliding the furnace cover (2) is provided inside the base (4), a smelting pot (6) is provided inside the furnace body (1), a heating wire (62) is sleeved on the surface of the smelting pot (6), a rotating mechanism for rotating the smelting pot (6) is provided on the surface of the furnace body (1), a connection box (19) is fixedly connected to the bottom of the furnace body (1), and a material discharge mechanism is provided inside the connection box (19).

2. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 1, characterized in that: The sliding mechanism comprises a support frame (31), two slide grooves (44) are horizontally provided on the top of the base (4), the two slide grooves (44) are both connected to the inside of the base (4), the two support frames (31) are horizontally slidably connected to the top of the base (4), the two support frames (31) are vertically arranged, the bottom ends of the two support frames (31) are respectively slidably connected to the inside of the two slide grooves (44), the tops of the two support frames (31) are fixedly connected to the same base (4), and the furnace cover (2) is installed on the surface of the base (4).

3. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 2, characterized in that: A vertical plate (42) is fixedly connected inside the base (4), and two ends of the vertical plate (42) are respectively fixedly connected to opposite sides inside the base (4). The vertical plate (42) is vertically arranged. A slide plate (32) is horizontally slidably connected to one end of the base (4) near the furnace cover (2). The bottom ends of the two support frames (31) are fixedly connected to the top of the slide plate (32). Two sliding rods (45) are fixedly connected to one end of the base (4). The two sliding rods (45) are horizontally arranged. One end of the two sliding rods (45) is fixedly connected to the surface of the vertical plate (42), and the slide plate (32) is slidably sleeved on the surfaces of the two sliding rods (45).

4. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 3, characterized in that: A screw rod (34) is rotatably connected inside the base (4), and the screw rod (34) is arranged horizontally. One end of the screw rod (34) is rotatably connected to one end of the base (4) near the furnace cover (2), and the other end of the screw rod (34) is rotatably sleeved inside the vertical plate (42). A first motor (35) is installed on one side of the surface of the vertical plate (42), and the output end of the first motor (35) is fixedly connected to one end of the screw rod (34). A slider (33) is slidably sleeved on the surface of the screw rod (34), and the slider (33) cooperates with the screw rod (34). The slider (33) is fixedly connected to the bottom of the slide plate (32).

5. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 1, characterized in that: A sealing ring (14) is sleeved on one end of the furnace body (1) close to the furnace cover (2); a plurality of first fixing blocks (15) are fixedly connected to the surface of the sealing ring (14); a plurality of second fixing blocks (21) are fixedly connected to the surface of the furnace cover (2); the plurality of second fixing blocks (21) respectively cooperate with the plurality of first fixing blocks (15); a connecting tube (11) is fixedly connected to the surface of the furnace body (1); a sealing cover (12) is installed on the top of the connecting tube (11); a suction pipe (13) is fixedly connected to the top of the sealing cover (12); and the suction pipe (13) is communicated with the interior of the furnace body (1).

6. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 1, characterized in that: The rotating mechanism comprises a first rotating shaft (51), two second fixing frames (61) are fixedly connected to the surface of the smelting pot (6), and the two second fixing frames (61) are both arranged on the surface of the electric heating wire (62). The first fixing frame (52) is rotatably connected inside the furnace body (1), and the two ends of the first fixing frame (52) are respectively fixedly connected to the surfaces of the two second fixing frames (61). The surface of the furnace body (1) is fixedly connected to two fixing sleeves (17), and the two fixing sleeves (17) are both arranged horizontally. The first rotating shaft (51) is rotatably sleeved inside one of the fixing sleeves (17), and one end of the first rotating shaft (51) is fixedly connected to the surface of the first fixing frame (52).

7. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 6, characterized in that: A turntable (5) is rotatably connected to one side of the surface of the furnace body (1), and the turntable (5) is fixedly connected to one end of a first rotating shaft (51). A dial (18) is provided on the surface of the furnace body (1), and the dial (18) is fixedly connected to one end of one of the fixed sleeves (17). A pointer (53) is rotatably connected to the surface of the dial (18), and the pointer (53) is fixedly connected to the surface of the first rotating shaft (51). A connecting sleeve (63) is rotatably sleeved inside the other fixed sleeve (17), and a wire (64) is sleeved inside the connecting sleeve (63). One end of the wire (64) is provided inside the furnace body (1), and one end of the wire (64) is connected to two ends of an electric heating wire (62).

8. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 7, characterized in that: The material unloading mechanism comprises a round roller (7), the round roller (7) is rotatably connected to the inside of the connecting box (19), two material receiving bins (71) are arranged on the surface of the round roller (7), a fixed shaft is sleeved at the center of the inside of the round roller (7), the two fixed shafts are rotatably sleeved on opposite sides of the inside of the connecting box (19), and a fixed plate (110) is horizontally fixedly connected to one side of the surface of the connecting box (19).

9. The SMT tin-based alloy solder powder induction vacuum melting furnace according to claim 8, characterized in that: A worm gear (72) is rotatably connected to a side of the surface of the connection box (19) close to the fixed plate (110), and the worm gear (72) is fixedly connected to one end of the fixed shaft. A second rotating shaft (73) is rotatably connected inside the furnace body (1), and the second rotating shaft (73) is vertically arranged. The second rotating shaft (73) is rotatably connected to the bottom of the fixed plate (110), and the bottom of the second rotating shaft (73) is inserted into the base (4). A worm (74) is rotatably connected to the furnace body (1), and the worm (74) is sleeved on the second rotating shaft (73). ) surface, the worm (74) cooperates with the worm wheel (72), the base (4) is horizontally fixedly connected to the temporal part with a transverse plate (43), the second rotating shaft (73) is rotatably sleeved inside the transverse plate (43), a second motor (75) is installed at the bottom of the transverse plate (43), the output end of the second motor (75) is fixedly connected to the bottom end of the second rotating shaft (73), a receiving box (46) is arranged on the top of the base (4), the bottom of the receiving box (46) is inclined, and one end of the receiving box (46) is arranged at the bottom of the connecting box (19).

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