Cooling and crushing equipment for molten silicon material

Abstract

The invention discloses cooling and crushing equipment for molten silicon materials, the cooling and crushing equipment comprises a box body, a placing frame and a screening frame, vertical boxes are fixedly connected to the two sides between the top and the bottom of the inner wall of the box body, and the invention relates to the technical field of silicon material processing. According to the cooling and crushing equipment for the molten silicon materials, crushing and screening are conducted at the same time, a containing frame and a screening frame are connected through a vertical plate and pushed into the box body at the same time, the containing frame and the screening frame are driven by a motor to move left and right, and the motor and a push rod which drive the containing frame and the screening frame to move move relatively; a push rod stirs the silicon materials in the screening frame, the screening efficiency is improved, meanwhile, knocking hammers above the containing frame descend while the push rod moves, and when the containing frame moves left and right, toothed plates on the containing frame drive gears to rotate, so that the knocking hammers alternately knock and crush the silicon materials in the containing frame, and the screening efficiency is improved. And collecting and screening are performed through the lower screening frame.

Description

Technical Field

[0001] The invention relates to the technical field of silicon material processing, in particular to equipment for cooling and crushing silicon material after it is melted. Background Art

[0002] Silicon is a metalloid element with the chemical symbol Si and atomic number 14. It belongs to the third period IVA group on the periodic table and is the second most abundant element in the earth's crust. Its relative atomic mass is 28.0855. There are two allotropes, amorphous silicon and crystalline silicon. Silicon rarely appears in nature as a single substance, but is widely found in rocks, gravel, and dust in the form of complex silicates or silicon dioxide. There are two allotropes, amorphous silicon and crystalline silicon. Crystalline silicon is gray-black, and amorphous silicon is black. The density is 2.32-2.34 g / cm3, the melting point is 1410°C, and the boiling point is 2355°C. Crystalline silicon is an atomic crystal, insoluble in water, nitric acid and hydrochloric acid, soluble in hydrofluoric acid and alkali solution, hard and with a metallic luster. Optical silicon material refers to materials with excellent physical and optical properties, mainly including synthetic crystal rods, optical lenses, optical windows, wave plates, optical slices, nonlinear optical crystals, interference filters, polarization rotators, etc.

[0003] In the process of silicon material processing, the molten silicon material needs to be cooled and crushed for subsequent processing and use. Most of the existing silicon materials are cooled and crushed after melting, which is labor-intensive and takes a long time. In addition, subsequent screening is required after crushing, and the operation is cumbersome. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a device for cooling and crushing molten silicon material, which solves the problems mentioned in the above background technology.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a silicon material cooling and crushing device after melting, comprising a box body, a placing frame and a screening frame, both sides between the top and the bottom of the inner wall of the box body are fixedly connected with vertical boxes, the middle part and the bottom between the two sides of the inner wall of the box body are respectively fixedly connected with a first horizontal plate and a second horizontal plate, the top of the first horizontal plate is fixedly connected with a first motor, and a threaded rod is rotatably connected between the top and the bottom of the inner wall of the vertical box, the output end of the first motor is fixedly connected with a first bevel gear, and the surface of the threaded rod is fixedly connected with a second bevel gear meshing with the first bevel gear, and the surface of the threaded rod is threadedly connected with a first slider, a second slider and a third slider in sequence from top to bottom;

[0006] A movable rod is rotatably connected between the two opposite sides of the first sliding blocks, and a curved plate is fixedly connected to the surface of the movable rod, the number of the curved plates is set to twelve, and a cross bar is fixedly connected between the two opposite sides of the curved plates, a vertical rod is rotatably connected to the surface of the cross bar, and a knocking hammer is movably connected to the bottom end of the vertical rod, both sides of the surface of the movable rod are fixedly connected to the first gear, and both sides of the top of the placement frame are fixedly connected to the vertical plates, and the top of the vertical plates is fixedly connected to the first tooth plate meshing with the first gear;

[0007] A connecting plate is fixedly connected between the two opposite sides of the second sliders, and a push rod is fixedly connected to the bottom of the connecting plate, a connecting rod is fixedly connected between the two opposite sides of the third sliders, and a protection box is fixedly connected to the middle of the connecting rod, a second motor is fixedly connected to the bottom of the inner wall of the protection box, and a second gear is fixedly connected to the output end of the second motor, and a second tooth plate meshing with the second gear is fixedly connected to the bottom of the screening frame.

[0008] Preferably, within the range of movement of the second and third sliders on the threaded rod, the threads on the threaded rod are bidirectionally arranged, and within the range of movement of the first slider on the threaded rod, the threads on the threaded rod are consistent in direction with the thread direction within the range of movement of the second slider.

[0009] Preferably, movable plates are fixedly connected to both sides of the top of the inner wall of the box, and a sleeve is slidably connected to the surface of the movable plate, a positioning frame is fixedly connected between the opposite sides of the two sleeves, and a positioning groove adapted to the striking hammer is provided inside the positioning frame.

[0010] Preferably, fixed blocks are fixedly connected to the front and rear of both sides of the placement frame, and a bidirectional threaded rod is rotatably connected between the opposite sides of the two fixed blocks, a third motor is fixedly connected to one side of the fixed block, and the output end of the third motor is fixedly connected to one end of the bidirectional threaded rod.

[0011] Preferably, movable blocks are threadedly connected on both sides of the surface of the bidirectional threaded rod, a U-shaped plate is fixedly connected between the opposite sides of the two movable blocks, and a baffle is fixedly connected to the top of the U-shaped plate, and the baffle is slidably connected to the inside of the placement frame.

[0012] Preferably, a sieve plate is fixedly connected between two sides of the inner wall of the screening frame, and a material receiving tray is slidably connected to one side inside the screening frame.

[0013] Preferably, a cooling fan is fixedly connected to the top of the box body, and the air outlet of the cooling fan is connected to an air outlet pipe, and the bottom end of the air outlet pipe passes through the box body and extends to the interior of the box body.

[0014] Preferably, the box body passes through the first horizontal plate and the second horizontal plate, the bottom of the placement frame contacts the top of the first horizontal plate, pulleys are fixedly connected on both sides of the bottom of the screening frame, and the bottom of the pulley contacts the top of the second horizontal plate, and a through groove adapted to the second gear is opened in the middle of the second horizontal plate.

[0015] Preferably, both sides of the box surface are hinged with box doors through hinges, and the bottom of the box surface is fixedly connected with an inclined plate, and the placement frame and one side of the screening frame are fixedly connected by a reinforcement plate.

[0016] Beneficial Effects

[0017] The present invention provides a device for cooling and crushing molten silicon. Compared with the prior art, it has the following advantages:

[0018] Beneficial effects:

[0019] The silicon material is cooled and crushed after being melted, and a movable rod is rotatably connected between the opposite sides of the two first sliders, and a curved plate is fixedly connected to the surface of the movable rod, and the number of the curved plates is set to twelve, and a cross bar is fixedly connected between the opposite sides of the two curved plates, and a vertical rod is rotatably connected to the surface of the cross bar, and a knocking hammer is movably connected to the bottom end of the vertical rod, and the first gear is fixedly connected to both sides of the surface of the movable rod, and the vertical plates are fixedly connected to both sides of the top of the placement frame, and the first tooth plate meshing with the first gear is fixedly connected to the top of the vertical plate; a connecting plate is fixedly connected between the opposite sides of the two second sliders, and a push rod is fixedly connected to the bottom of the connecting plate, a connecting rod is fixedly connected between the opposite sides of the two third sliders, and a protective box is fixedly connected to the middle of the connecting rod, a second motor is fixedly connected to the bottom of the inner wall of the protective box, and the output end of the second motor is fixedly connected to the second gear. The bottom of the screening frame is fixedly connected with a second tooth plate meshing with the second gear. By carrying out crushing and screening at the same time, the placing frame and the screening frame are connected through a vertical plate, and are pushed into the box at the same time. The placing frame and the screening frame are driven by the motor to move left and right, and the motor and the push rod that drive them to move relative to each other. When driving them to move left and right, the push rod moves the silicon material inside the screening frame to improve the screening efficiency. At the same time, the knocking hammer above the placing frame descends while the push rod moves. When the placing frame moves left and right, the tooth plate on the placing frame will drive the gear to rotate, so that the knocking hammer alternately knocks and crushes the silicon material inside the placing frame, and collects and screens it through the screening frame below. The operation is relatively convenient, the process is simplified and easy to operate. During the crushing and screening process, the cooling fan on the top blows cold air into the inside of the box to cool down the silicon material inside. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A three-dimensional diagram of the structure of the present invention;

[0021] Figure 2 is a cross-sectional view of the box structure of the present invention;

[0022] Figure 3 A cross-sectional view of the placement frame and screening frame structure of the present invention;

[0023] Figure 4 It is a cross-sectional view of the positioning frame structure of the present invention;

[0024] Figure 5 A three-dimensional diagram of the placement frame and screening frame structure of the present invention;

[0025] Figure 6 A bottom view of the frame structure of the present invention;

[0026] Figure 7 A three-dimensional diagram of the screening frame structure of the present invention;

[0027] Figure 8 It is a structural schematic diagram of the curved plate of the present invention;

[0028] Fig. 9 For the present invention Figure 3 A partial enlarged view of point A in the middle.

[0029] In the figure: 1-box, 2-placing frame, 3-screening frame, 4-vertical box, 5-first horizontal plate, 6-second horizontal plate, 7-first motor, 8-threaded rod, 9-first bevel gear, 10-second bevel gear, 11-first slider, 12-second slider, 13-third slider, 14-movable rod, 15-curved plate, 16-cross bar, 17-vertical rod, 18-beating hammer, 19-first gear, 20-vertical plate, 21-first tooth plate, 22-connecting plate, 23-push rod, 24-connecting rod, 25-protection box, 26-second motor, 27-second gear, 28-second tooth plate, 29-movable plate, 30-housing, 31-positioning frame, 32-positioning groove, 33-fixed block, 34-third motor, 35-movable block, 36-U-shaped plate, 37-baffle, 38-sieve plate, 39-receiving tray, 40-cooling fan, 41-air outlet pipe, 42-pulley, 43-box door, 44-inclined plate, 45-reinforcement plate, 46-bidirectional threaded rod. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-9The present invention provides a technical solution: a silicon material cooling and crushing device after melting, comprising a box body 1, a placing frame 2 and a screening frame 3, both sides between the top and the bottom of the inner wall of the box body 1 are fixedly connected with vertical boxes 4, the middle part and the bottom between the two sides of the inner wall of the box body 1 are respectively fixedly connected with a first horizontal plate 5 and a second horizontal plate 6, the top of the first horizontal plate 5 is fixedly connected with a first motor 7, and a threaded rod 8 is rotatably connected between the top and the bottom of the inner wall of the vertical box 4, the output end of the first motor 7 is fixedly connected with a first bevel gear 9, and the surface of the threaded rod 8 is fixedly connected with a second bevel gear 10 meshing with the first bevel gear 9, and the surface of the threaded rod 8 is threadedly connected with a first slider 11, a second slider 12 and a third slider 13 in sequence from top to bottom;

[0032] Specifically, the first motor 7 is a three-phase asynchronous motor that can perform forward and reverse rotation.

[0033] A movable rod 14 is rotatably connected between the opposite sides of the two first sliders 11, and a curved plate 15 is fixedly connected to the surface of the movable rod 14, the number of the curved plates 15 is set to twelve, and a cross bar 16 is fixedly connected between the opposite sides of the two curved plates 15, a vertical rod 17 is rotatably connected to the surface of the cross bar 16, and a hammer 18 is movably connected to the bottom end of the vertical rod 17, both sides of the surface of the movable rod 14 are fixedly connected to the first gear 19, and both sides of the top of the placement frame 2 are fixedly connected to the vertical plates 20, and the top of the vertical plates 20 is fixedly connected to the first tooth plate 21 meshing with the first gear 19;

[0034] Specifically, two curved plates 15 form a group, and the curved plates 15 between every two groups are staggered, so that the striking hammers 18 are distributed in an up-and-down manner.

[0035] A connecting plate 22 is fixedly connected between the opposite sides of the two second sliders 12, and a push rod 23 is fixedly connected to the bottom of the connecting plate 22, a connecting rod 24 is fixedly connected between the opposite sides of the two third sliders 13, and a protective box 25 is fixedly connected to the middle of the connecting rod 24, a second motor 26 is fixedly connected to the bottom of the inner wall of the protective box 25, and a second gear 27 is fixedly connected to the output end of the second motor 26, and a second tooth plate 28 meshing with the second gear 27 is fixedly connected to the bottom of the screening frame 3.

[0036] Specifically, the second motor 26 is a three-phase asynchronous motor that can perform forward and reverse rotation.

[0037] In the present invention, the range of movement of the second slider 12 and the third slider 13 on the threaded rod 8, the thread on the threaded rod 8 is bidirectionally arranged, and the range of movement of the first slider 11 on the threaded rod 8, the thread direction of the thread on the threaded rod 8 is consistent with the thread direction of the second slider 12.

[0038] In the present invention, movable plates 29 are fixedly connected to both sides of the top of the inner wall of the box body 1, and a sleeve 30 is slidably connected to the surface of the movable plate 29, a positioning frame 31 is fixedly connected between the opposite sides of the two sleeves 30, and a positioning groove 32 adapted to the striking hammer 18 is opened inside the positioning frame 31.

[0039] Specifically, the positioning frame 31 is provided to limit the striking hammer 18 , the sleeve shell 30 limits the movement of the limiting frame 31 , and the movable rod 14 passes through the sleeve shell 30 and is rotatably connected to the sleeve shell 30 .

[0040] In the present invention, fixed blocks 33 are fixedly connected to the front and rear of both sides of the placement frame 2, and a bidirectional threaded rod 46 is rotatably connected between the opposite sides of the two fixed blocks 33, a third motor 34 is fixedly connected to one side of the fixed block 33, and the output end of the third motor 34 is fixedly connected to one end of the bidirectional threaded rod 46.

[0041] Specifically, the third motor 34 is a three-phase asynchronous motor that can perform forward and reverse rotation. The third motor 34 is fixed on the reinforcement plate 45 through a support plate.

[0042] In the present invention, both sides of the surface of the bidirectional threaded rod 46 are threadedly connected with movable blocks 35, a U-shaped plate 36 is fixedly connected between the opposite sides of the two movable blocks 35, and a baffle 37 is fixedly connected to the top of the U-shaped plate 36, and the baffle 37 is slidably connected to the inside of the placement frame 2.

[0043] In the present invention, a sieve plate 38 is fixedly connected between two sides of the inner wall of the screening frame 3, and a material receiving tray 39 is slidably connected to one side inside the screening frame 3.

[0044] In the present invention, a cooling fan 40 is fixedly connected to the top of the box body 1 , and the air outlet of the cooling fan 40 is connected to an air outlet pipe 41 , and the bottom end of the air outlet pipe 41 passes through the box body 1 and extends to the inside of the box body 1 .

[0045] In the present invention, the box body 1 passes through the first horizontal plate 5 and the second horizontal plate 6, the bottom of the placement frame 2 contacts the top of the first horizontal plate 5, both sides of the bottom of the screening frame 3 are fixedly connected with pulleys 42, and the bottom of the pulley 42 contacts the top of the second horizontal plate 6, and the middle part of the second horizontal plate 6 is provided with a through groove adapted to the second gear 27.

[0046] In the present invention, both sides of the box body 1 are hinged with box doors 43 through hinges, and the bottom of the box body 1 is fixedly connected with an inclined plate 44, and the placement frame 2 and one side of the screening frame 3 are fixedly connected by a reinforcing plate 45.

[0047] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0048] When in use, the molten silicon material is poured into the placement frame 2, and then the placement frame 2 and the screening frame 3 are pushed into the interior of the box body 1, and then the first motor 7 is started by an external switch, the first motor 7 drives the first bevel gear 9 to rotate, and the second bevel gear 10 drives the threaded rod 8 to rotate under the meshing action of the first bevel gear 9, and the second slider 12 and the third slider 13 move relative to each other, and at the same time, the first slider 11 also moves downward, and the first slider 11 drives the movable rod 14 to descend, and at the same time, the positioning frame 31 also drives the sleeve shell 30 to descend, and the second slider 12 drives the connecting plate 22 to descend, so that the push rod 23 enters the interior of the screening frame 3, and the third slider 13 drives the protection box 25 to move upward, so that the second gear 27 is meshed with the second tooth plate 28;

[0049] The second motor 26 is started, and the second motor 26 drives the second gear 27 to rotate, and the second gear 27 drives the second tooth plate 28 to move forward and backward, and the second tooth plate 28 drives the screening frame 3 to move forward and backward on the second transverse plate 6, and the placement frame 2 is also driven to move forward and backward on the first transverse plate 5, and the first tooth plate 21 on the placement frame 2 is meshed with the first gear 19, driving the first gear 19 to rotate, and the first gear 19 drives the movable rod 14 to rotate, and the movable rod 14 drives the curved plate 15 to rotate, and under the action of the positioning frame 31 limiting, the knocking hammer 18 is driven to move up and down inside the positioning groove 32 to knock the silicon material inside the placement frame 2;

[0050] After the knocking is completed, the third motor 34 is started through the external switch, the third motor 34 drives the bidirectional threaded rod 46 to rotate, the bidirectional threaded rod 46 drives the movable block 35 to move in the opposite direction, the movable block 35 drives the baffle 37 to move in the opposite direction through the U-shaped plate 36, so that the silicon material inside the placement frame 2 falls into the screening frame 3, the screening frame 3 moves back and forth for screening, and at the same time the push rod 23 will also move the silicon material inside the screening frame 3 to prevent it from accumulating, and the screened silicon material passes through the sieve plate 38 and falls into the receiving tray 39.

[0051] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0052] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for cooling and crushing molten silicon material, comprising a box (1), a placing frame (2) and a screening frame (3), characterized in that: Both sides between the top and bottom of the inner wall of the box body (1) are fixedly connected with a vertical box (4); the middle part and the bottom between the two sides of the inner wall of the box body (1) are respectively fixedly connected with a first horizontal plate (5) and a second horizontal plate (6); the top of the first horizontal plate (5) is fixedly connected with a first motor (7); and a threaded rod (8) is rotatably connected between the top and the bottom of the inner wall of the vertical box (4); the output end of the first motor (7) is fixedly connected with a first bevel gear (9); and the surface of the threaded rod (8) is fixedly connected with a second bevel gear (10) meshing with the first bevel gear (9); and the surface of the threaded rod (8) is threadedly connected with a first slider (11), a second slider (12) and a third slider (13) in sequence from top to bottom; A movable rod (14) is rotatably connected between the opposite sides of the two first sliding blocks (11), and a curved plate (15) is fixedly connected to the surface of the movable rod (14), the number of the curved plates (15) is set to twelve, and a cross bar (16) is fixedly connected between the opposite sides of the two curved plates (15), the surface of the cross bar (16) is rotatably connected to a vertical rod (17), and the bottom end of the vertical rod (17) is movably connected to a knock hammer (18), both sides of the surface of the movable rod (14) are fixedly connected to a first gear (19), and both sides of the top of the placement frame (2) are fixedly connected to a vertical plate (20), and the top of the vertical plate (20) is fixedly connected to a first tooth plate (21) meshing with the first gear (19); A connecting plate (22) is fixedly connected between opposite sides of the two second sliders (12), and a push rod (23) is fixedly connected to the bottom of the connecting plate (22); a connecting rod (24) is fixedly connected between opposite sides of the two third sliders (13), and a protection box (25) is fixedly connected to the middle of the connecting rod (24); a second motor (26) is fixedly connected to the bottom of the inner wall of the protection box (25), and a second gear (27) is fixedly connected to the output end of the second motor (26); and a second tooth plate (28) meshing with the second gear (27) is fixedly connected to the bottom of the screening frame (3).

2. The device for cooling and crushing silicon material after melting according to claim 1, characterized in that: The second slider (12) and the third slider (13) on the threaded rod (8) move within a range where the threads on the threaded rod (8) are arranged in a bidirectional manner. The first slider (11) on the threaded rod (8) moves within a range where the threads on the threaded rod (8) and the second slider (12) move within a range where the threads on the threaded rod (8) are arranged in the same direction.

3. The device for cooling and crushing silicon material after melting according to claim 1, characterized in that: Both sides of the top of the inner wall of the box body (1) are fixedly connected with movable plates (29), and the surface of the movable plate (29) is slidably connected with a sleeve (30), and a positioning frame (31) is fixedly connected between the two opposite sides of the sleeves (30), and a positioning groove (32) adapted to the striking hammer (18) is provided inside the positioning frame (31).

4. The device for cooling and crushing silicon material after melting according to claim 1, characterized in that: The front and rear sides of both sides of the placement frame (2) are fixedly connected with fixed blocks (33), and a bidirectional threaded rod (46) is rotatably connected between the opposite sides of the two fixed blocks (33). A third motor (34) is fixedly connected to one side of the fixed block (33), and the output end of the third motor (34) is fixedly connected to one end of the bidirectional threaded rod (46).

5. The device for cooling and crushing silicon material after melting according to claim 4, characterized in that: Both sides of the surface of the bidirectional threaded rod (46) are threadedly connected with movable blocks (35), a U-shaped plate (36) is fixedly connected between the opposite sides of the two movable blocks (35), and a baffle (37) is fixedly connected to the top of the U-shaped plate (36), and the baffle (37) is slidably connected to the inside of the placement frame (2).

6. The device for cooling and crushing silicon material after melting according to claim 1, characterized in that: A sieve plate (38) is fixedly connected between the two sides of the inner wall of the screening frame (3), and a material receiving tray (39) is slidably connected to one side inside the screening frame (3).

7. The device for cooling and crushing molten silicon material according to claim 1, characterized in that: The top of the box (1) is fixedly connected to a cooling fan (40), and the air outlet of the cooling fan (40) is connected to an air outlet pipe (41), and the bottom end of the air outlet pipe (41) passes through the box (1) and extends to the interior of the box (1).

8. The device for cooling and crushing molten silicon material according to claim 1, characterized in that: The box body (1) passes through the first transverse plate (5) and the second transverse plate (6); the bottom of the placement frame (2) contacts the top of the first transverse plate (5); pulleys (42) are fixedly connected to both sides of the bottom of the screening frame (3); and the bottom of the pulley (42) contacts the top of the second transverse plate (6); and a through groove adapted to the second gear (27) is provided in the middle of the second transverse plate (6).

9. The device for cooling and crushing molten silicon material according to claim 1, characterized in that: Both sides of the surface of the box body (1) are hinged with box doors (43) through hinges, and the bottom of the surface of the box body (1) is fixedly connected with an inclined plate (44), and the placement frame (2) and one side of the screening frame (3) are fixedly connected through a reinforcement plate (45).

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