Gallium nitride high-voltage electrolytic capacitor preparation device

Abstract

The invention belongs to the technical field of electrolytic capacitors, and particularly relates to a gallium nitride high-voltage electrolytic capacitor preparation device. Comprising a workbench, a conveying belt is arranged at the top end of the workbench, a drying box is arranged at the top end of the workbench, a box cover is arranged at the top end of the drying box, a pair of notches are formed in the two sides of the drying box, and the conveying belt penetrates through the notches; according to the preparation device for the gallium nitride high-voltage electrolytic capacitor, the conveying belt is arranged; after the base plate is coated and covered, the base plate is transferred to a base plate on the surface of a conveying belt through a mechanical arm, and the coating face is upward; then the conveying belt is controlled to rotate, the rotating belt conveys the base plate into the drying box through the notch, and the base plate is driven to move continuously and moved out through the notch in the other side of the drying box after drying is completed; transferring by the manipulator; the substrate continuously moves in the drying box in the whole process, so that the drying operation is not stopped; and the drying efficiency of the substrate is further improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of electrolytic capacitors, and in particular is a device for preparing gallium nitride high-voltage electrolytic capacitors. Background Art

[0002] An electrolytic capacitor is a type of capacitor; in an electrolytic capacitor, the metal foil is the positive electrode (aluminum or tantalum), the oxide film (aluminum oxide or tantalum pentoxide) in close contact with the positive electrode is the dielectric, and the cathode is composed of a conductive material, an electrolyte (the electrolyte can be liquid or solid) and other materials; for example, gallium nitride is used as an electrolyte, which has good power density and heat dissipation performance; when preparing an electrolytic capacitor, a substrate is required, and the substrate needs to be coated with the raw materials of the electrode material, the binder and the solvent; the coated substrate needs to be dried;

[0003] When preparing electrolytic capacitors on an existing assembly line, after the substrates are coated, the substrates to be dried need to be collected first, and then put into a drying box at one time, and taken out after drying for a period of time; then cutting and other operations are carried out; in the actual production process, the substrates need to be collected together after being coated, and then transferred to a drying box, and the drying operation will be interrupted during the whole process; therefore, a lot of time is wasted in the drying operation; and the drying efficiency needs to be further improved.

[0004] To this end, the present invention provides a device for preparing a gallium nitride high-voltage electrolytic capacitor. Summary of the invention

[0005] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0006] The technical solution adopted by the present invention to solve the technical problem is: a gallium nitride high-voltage electrolytic capacitor preparation device described in the present invention comprises a workbench, a conveyor belt is arranged at the top of the workbench, a drying box is arranged at the top of the workbench, a box cover is arranged at the top of the drying box, a pair of notches are opened on both sides of the drying box, and the conveyor belt passes through the notches;

[0007] The width of the conveyor belt is the same as the width of the gap; a plurality of pads are evenly arranged on the surface of the conveyor belt; and the substrate to be dried is placed on the pads.

[0008] Preferably, a pair of receiving frames are provided inside the drying box, a rotating belt is slidably provided on the outer surface of the receiving frame, a plurality of magnetic plates are evenly provided on the top of the rotating belt, an electromagnet is provided on the side of the receiving frame close to the conveyor belt; the electromagnet is located below the magnetic plate; a driving roller is provided inside the receiving frame to be pressed against the inner surface of the rotating belt;

[0009] When the substrate transported by the conveyor belt passes through a pair of rotating belts, the pair of rotating belts clamp the substrate on the pad; a first through hole is opened at the top of the box cover and directly above the driving roller; a motor is arranged at the top of the first through hole, and the output end of the motor is connected to the top of the driving roller.

[0010] Preferably, a heat insulation cover is provided on the outer side of the electromagnet, and an opening is provided on the top end of the heat insulation cover.

[0011] Preferably, a connecting frame is fixedly connected to the side of the heat insulation cover, a second through hole is opened at the top of the box cover and directly above the connecting frame, and the top of the connecting frame passes through to the top of the second through hole; a first hydraulic cylinder is arranged at the top of the box cover and on one side of the second through hole; the output end of the first hydraulic cylinder is connected to the top of the connecting frame; and a linkage frame is arranged between the motor and the connecting frame.

[0012] Preferably, a pair of blocking plates are provided at the top end of the connecting frame, and the blocking plates continuously block the second through hole.

[0013] Preferably, when the motor moves, the output end moves synchronously in the first through hole without being interfered by the first through hole; and the housing of the motor continues to block the first through hole.

[0014] Preferably, a second hydraulic cylinder is arranged above the notch, a sealing plate is arranged at the output end of the second hydraulic cylinder, and the bottom end of the sealing plate is higher than the base plate on the pad.

[0015] Preferably, the second hydraulic cylinder intermittently drives the sealing plate to move downward.

[0016] Preferably, the drying box comprises a first assembly part and a second assembly part, a connecting plate is provided between the first assembly part and the second assembly part; the first assembly part and the second assembly part cooperate with the connecting plate and the box cover to form a box body.

[0017] Preferably, the bottom end of the connecting plate is fixedly connected to the top end of the workbench; the bottom ends of the first and second combined parts are slidably connected to the top end of the workbench; and there is friction between the side surfaces of the first and second combined parts and the connecting plate.

[0018] The beneficial effects of the present invention are as follows:

[0019] 1. The gallium nitride high-voltage electrolytic capacitor preparation device described in the present invention is provided with a conveyor belt; after the substrate is coated, the substrate is transferred to the pad on the surface of the conveyor belt by a robot, with the coated surface facing up; then the conveyor belt is controlled to rotate, and the rotating belt conveys the substrate to the inside of a drying box through a notch, and the rotation speed of the conveyor belt is controlled so that the substrate stays fully in the drying box to ensure that the substrate is completely dried; and the substrate is driven to move continuously, and is moved out through the notch on the other side of the drying box when the drying is completed; then it is transferred by a robot; during the whole process, the substrate continues to move in the drying box, so that the drying operation does not stop, thereby improving the efficiency of substrate drying.

[0020] 2. The gallium nitride high-voltage electrolytic capacitor preparation device described in the present invention is provided with a receiving frame; when the substrate is driven into the drying box, a pair of rotating belts clamp the substrate on the pad; the rotating belt synchronously drives the substrate to move, and when the substrate moves to a position between a pair of electromagnets, the electromagnet drives the upper magnetic plate upward through magnetic drive, so that the rotating belt located between the pair of electromagnets is driven to deform upward, and then drives the substrate between the pair of rotating belts to move upward, so that the substrate is suspended in the air, and then the bottom end of the substrate is fully in contact with the air in the drying box, thereby increasing the volatilization area of ​​moisture on the surface of the substrate during the substrate drying process and improving the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below in conjunction with the accompanying drawings.

[0022] Figure 1 is a stereogram of the present invention;

[0023] Figure 2 It is a schematic diagram of a drying box of the present invention;

[0024] Figure 3 It is a schematic diagram of the composition of the drying box of the present invention;

[0025] Figure 4 It is a schematic diagram of the connection structure of the receiving frame of the present invention;

[0026] Figure 5 It is a schematic diagram of the connection structure of the connection frame of the present invention;

[0027] Figure 6 It is a top view schematic diagram of the receiving frame connection structure of the present invention.

[0028] In the figure: 1, workbench; 11, conveyor belt; 2, drying box; 21, box cover; 211, first assembly part; 212, second assembly part; 213, connecting plate; 22, notch; 23, second through hole; 24, first through hole; 3, receiving frame; 31, rotating belt; 32, driving roller; 33, magnetic plate; 34, electromagnet; 35, heat insulation cover; 4, connecting frame; 41, first hydraulic cylinder; 42, blocking plate; 43, linkage frame; 5, motor; 6, sealing plate; 61, second hydraulic cylinder. DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0030] like Figures 1 to 6 As shown, a gallium nitride high-voltage electrolytic capacitor preparation device according to an embodiment of the present invention comprises a workbench 1, a conveyor belt 11 is arranged at the top of the workbench 1, a drying box 2 is arranged at the top of the workbench 1, a box cover 21 is arranged at the top of the drying box 2, a pair of notches 22 are opened on both sides of the drying box 2, and the conveyor belt 11 passes through the notches 22;

[0031] The width of the conveyor belt 11 is the same as the width of the notch 22; a plurality of pads are evenly arranged on the surface of the conveyor belt 11; the substrate to be dried is placed on the pads;

[0032] In the process of preparing electrolytic capacitors, the substrates need to be collected together after being coated and then transferred to the drying space. The whole process will interrupt the drying operation; therefore, a lot of time is wasted in the drying operation; the drying efficiency needs to be further improved; to solve the above problems, the embodiment of the present invention provides a conveyor belt 11 and other structures; after the substrates are coated, the substrates are transferred to the pad on the surface of the conveyor belt 11 by a robot, with the coated surface facing up; then the conveyor belt 11 is controlled to rotate, and the conveyor belt 11 conveys the substrate to the inside of the drying box 2 through the notch 22, and the rotation speed of the conveyor belt 11 is controlled so that the substrate stays fully in the drying box 2 to ensure that the substrate is dried; and the substrate is driven to move continuously, and is moved out through the notch 22 on the other side of the drying box 2 when the drying is completed; and then it is transferred by the robot; the substrate continues to move in the drying box 2 during the whole process, so that the drying operation does not stop; thereby improving the efficiency of substrate drying.

[0033] A pair of receiving frames 3 are arranged inside the drying box 2, a rotating belt 31 is slidably arranged on the outer surface of the receiving frame 3, a plurality of magnetic plates 33 are evenly arranged on the top of the rotating belt 31, an electromagnet 34 is arranged on one side of the receiving frame 3 close to the conveyor belt 11; the electromagnet 34 is located below the magnetic plate 33; a driving roller 32 is arranged inside the receiving frame 3 to be pressed against the inner surface of the rotating belt 31;

[0034] When the substrate transported by the conveyor belt 11 passes through a pair of rotating belts 31, the pair of rotating belts 31 clamp the substrate on the pad; a first through hole 24 is opened at the top of the box cover 21 and directly above the driving roller 32; a motor 5 is arranged at the top of the first through hole 24, and the output end of the motor 5 is connected to the top of the driving roller 32; when the substrate is driven into the drying box 2, the pair of rotating belts 31 clamp the substrate on the pad; the conveyor belt 11 synchronously drives the substrate to move, and when the substrate moves to the position between the pair of electromagnets 34, the electromagnet 34 moves upward by magnetically driving the magnetic plate 33 above, so that the rotating belt 31 located between the pair of electromagnets 34 is driven to deform upward, thereby driving the substrate between the pair of rotating belts 31 to move upward, so that the substrate is suspended, and then the bottom end of the substrate is fully in contact with the air in the drying box 2, thereby increasing the volatilization area of ​​the moisture on the surface of the substrate during the drying process, and improving the drying efficiency.

[0035] A heat insulation cover 35 is provided on the outer side of the electromagnet 34, and an opening is provided on the top of the heat insulation cover 35; when in use, the heat insulation cover 35 isolates part of the surface of the electromagnet 34 from the drying box 2 to protect the electromagnet 34; and the temperature in the drying box 2 is controlled so that it is difficult to produce a demagnetization effect on the electromagnet 34 and the magnetic plate 33; therefore, the electromagnet 34 and the magnetic plate 33 can be used normally.

[0036] A connecting frame 4 is fixedly connected to the side of the heat insulation cover 35, a second through hole 23 is opened at the top of the box cover 21 and directly above the connecting frame 4, and the top of the connecting frame 4 passes through to the top of the second through hole 23; a first hydraulic cylinder 41 is provided at the top of the box cover 21 and on one side of the second through hole 23; the output end of the first hydraulic cylinder 41 is connected to the top of the connecting frame 4; a linkage frame 43 is provided between the motor 5 and the connecting frame 4; for substrates of different sizes, the connecting frame 4 is driven to move by the first hydraulic cylinder 41, and the connecting frame 4 drives the rotating belt 31 on the receiving frame 3 to move through the heat insulation cover 35, so that the rotating belt 31 is suitable for substrates of different sizes, thereby improving the scope of application of the present invention.

[0037] A pair of blocking plates 42 are provided at the top of the connecting frame 4, and the blocking plates 42 continuously block the second through hole 23; when the connecting frame 4 moves, it is ensured that the second through hole 23 is continuously blocked by the blocking plates 42 to prevent the drying box 2 from leaking through the second through hole 23 and affecting the drying effect.

[0038] When the motor 5 moves, the output end moves synchronously in the first through hole 24 without being interfered by the first through hole 24; and the housing of the motor 5 continues to block the first through hole 24, thereby preventing the drying box 2 from leaking through the first through hole 24 and affecting the drying effect.

[0039] A second hydraulic cylinder 61 is arranged above the notch 22, and a sealing plate 6 is arranged at the output end of the second hydraulic cylinder 61, and the bottom end of the sealing plate 6 is higher than the substrate on the pad; the second hydraulic cylinder 61 intermittently drives the sealing plate 6 to move downward; when in use, the second hydraulic cylinder 61 intermittently drives the sealing plate 6 to move downward, and then intermittently blocks the notch 22, thereby reducing the dissipation of heat in the drying box 2, which is beneficial to ensuring the stability of the internal temperature of the drying box 2, and making the substrate drying process stable.

[0040] The drying box 2 includes a first assembly part 211 and a second assembly part 212, and a connecting plate 213 is arranged between the first assembly part 211 and the second assembly part 212; the first assembly part 211 and the second assembly part 212 cooperate with the connecting plate 213 and the box cover 21 to form a box body; when in use, the length of the drying box 2 can be adjusted by the first assembly part 211 and the second assembly part 212 cooperating with the connecting plate 213, and the size of the box cover 21 needs to be adjusted synchronously; after the length of the drying box 2 is adjusted, the drying time of the substrate can be changed, thereby meeting the requirements of different drying times.

[0041] The bottom end of the connecting plate 213 is fixedly connected to the top of the workbench 1; the bottom ends of the first and second combined parts 211 and 212 are slidably connected to the top of the workbench 1; there is friction between the sides of the first and second combined parts 211 and 212 and the connecting plate 213; so that the drying box 2 remains sealed and stable after the length is adjusted.

[0042] During operation, after the substrate is coated, the substrate is transferred to the pad on the surface of the conveyor belt 11 by a robot, with the coated side facing up; then the conveyor belt 11 is controlled to rotate, and the conveyor belt 11 conveys the substrate to the inside of the drying box 2 through the notch 22, and the rotation speed of the conveyor belt 11 is controlled so that the substrate stays fully in the drying box 2 to ensure that the substrate is completely dried; and the substrate is driven to move continuously, and is moved out through the notch 22 on the other side of the drying box 2 when the drying is completed; then it is transferred by the robot; during the whole process, the substrate continues to move in the drying box 2, so that the drying operation does not stop, thereby improving the efficiency of substrate drying; wherein when the substrate is driven into the drying box 2, a pair of rotating belts 31 clamps the substrate on the pad; the conveyor belt 11 synchronously conveys the conveyor belt 11 The substrate is driven to move. When the substrate moves to the position between the pair of electromagnets 34, the electromagnet 34 magnetically drives the upper magnetic plate 33 to move upward, so that the rotating belt 31 located between the pair of electromagnets 34 is driven to deform upward, and then the substrate between the pair of rotating belts 31 is driven to move upward, so that the substrate is suspended, and then the bottom end of the substrate is fully in contact with the air in the drying box 2, thereby increasing the volatilization area of ​​the moisture on the surface of the substrate during the drying process of the substrate and improving the drying efficiency; when in use, the heat insulation cover 35 isolates part of the surface of the electromagnet 34 from the drying box 2 to protect the electromagnet 34; and the temperature in the drying box 2 is controlled to make it difficult to produce a demagnetization effect on the electromagnet 34 and the magnetic plate 33; therefore, the electromagnet 34 and the magnetic plate 33 can be used normally.

[0043] For substrates of different sizes, the connecting frame 4 is driven to move by the first hydraulic cylinder 41, and the connecting frame 4 drives the rotating belt 31 on the receiving frame 3 to move through the heat insulation cover 35, so that the rotating belt 31 is suitable for substrates of different sizes; improving the scope of application of the present invention; when the connecting frame 4 moves, it is ensured that the second through hole 23 is continuously blocked by the blocking plate 42 to prevent the drying box 2 from leaking through the second through hole 23 and affecting the drying effect; when the motor 5 moves, the output end moves synchronously in the first through hole 24 without being interfered by the first through hole 24; and the housing of the motor 5 continuously blocks the first through hole 24; to prevent the drying box 2 from leaking through the first through hole 24 and affecting the drying effect; when in use, the second hydraulic cylinder 61 intermittently drives the sealing plate 6 to move downward, and then intermittently The gap 22 is effectively blocked to reduce the heat dissipation in the drying box 2, which is conducive to ensuring the stability of the internal temperature of the drying box 2; making the substrate drying process stable; wherein when in use, the length of the drying box 2 can be adjusted by the first combination part 211 and the second combination part 212 in cooperation with the connecting plate 213, and the size of the box cover 21 needs to be adjusted synchronously; after the length of the drying box 2 is adjusted, the drying time of the substrate can be changed, thereby meeting the needs of different drying times; wherein the bottom end of the connecting plate 213 is fixedly connected to the top of the workbench 1; the bottom ends of the first combination part 211 and the second combination part 212 are slidably connected to the top of the workbench 1; there is friction between the side surfaces of the first combination part 211 and the second combination part 212 and the connecting plate 213; so that the drying box 2 after the length is adjusted remains sealed and stable.

[0044] The above shows and describes the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A gallium nitride high-voltage electrolytic capacitor manufacturing device, characterized in that: The machine comprises a workbench (1), a conveyor belt (11) is arranged at the top of the workbench (1), a drying box (2) is arranged at the top of the workbench (1), a box cover (21) is arranged at the top of the drying box (2), a pair of notches (22) are opened on both sides of the drying box (2), and the conveyor belt (11) passes through the notches (22); The width of the conveyor belt (11) is the same as the width of the notch (22); a plurality of pads are evenly arranged on the surface of the conveyor belt (11); and the substrate to be dried is placed on the pads.

2. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 1, characterized in that: A pair of receiving frames (3) are arranged inside the drying box (2); a rotating belt (31) is slidably arranged on the outer surface of the receiving frame (3); a plurality of magnetic plates (33) are evenly arranged on the top of the rotating belt (31); an electromagnet (34) is arranged on the side of the receiving frame (3) close to the conveyor belt (11); the electromagnet (34) is located below the magnetic plate (33); a driving roller (32) is arranged inside the receiving frame (3) to be pressed against the inner surface of the rotating belt (31); When the substrate transported by the conveyor belt (11) passes through a pair of rotating belts (31), the pair of rotating belts (31) clamp the substrate on the pad; a first through hole (24) is provided at the top end of the box cover (21) and directly above the driving roller (32); a motor (5) is provided at the top end of the first through hole (24), and an output end of the motor (5) is connected to the top end of the driving roller (32).

3. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 2, characterized in that: A heat insulation cover (35) is arranged on the outer side of the electromagnet (34), and an opening is arranged on the top end of the heat insulation cover (35).

4. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 3, characterized in that: A connecting frame (4) is fixedly connected to the side of the heat insulation cover (35); a second through hole (23) is provided at the top of the box cover (21) and directly above the connecting frame (4); the top of the connecting frame (4) passes through to the top of the second through hole (23); a first hydraulic cylinder (41) is provided at the top of the box cover (21) and on one side of the second through hole (23); an output end of the first hydraulic cylinder (41) is connected to the top of the connecting frame (4); and a linkage frame (43) is provided between the motor (5) and the connecting frame (4).

5. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 4, characterized in that: A pair of blocking plates (42) are provided at the top end of the connecting frame (4), and the blocking plates (42) continuously block the second through hole (23).

6. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 5, characterized in that: When the motor (5) moves, the output end moves synchronously in the first through hole (24) without being interfered by the first through hole (24); and the housing of the motor (5) continuously blocks the first through hole (24).

7. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 1, characterized in that: A second hydraulic cylinder (61) is arranged above the notch (22), and a sealing plate (6) is arranged at the output end of the second hydraulic cylinder (61), wherein the bottom end of the sealing plate (6) is higher than the base plate on the pad.

8. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 7, characterized in that: The second hydraulic cylinder (61) intermittently drives the sealing plate (6) to move downward.

9. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 1, characterized in that: The drying box (2) comprises a first assembly part (211) and a second assembly part (212), wherein a connecting plate (213) is arranged between the first assembly part (211) and the second assembly part (212); the first assembly part (211) and the second assembly part (212) cooperate with the connecting plate (213) and the box cover (21) to form a box body.

10. The device for preparing a gallium nitride high-voltage electrolytic capacitor according to claim 9, characterized in that: The bottom end of the connecting plate (213) is fixedly connected to the top end of the workbench (1); the bottom ends of the first combined part (211) and the second combined part (212) are slidably connected to the top end of the workbench (1); and there is friction between the side surfaces of the first combined part (211) and the second combined part (212) and the connecting plate (213).

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