A vacuum coating machine

Abstract

The present invention provides a vacuum dipping machine, comprising a steel frame, wherein the upper end surface of the steel frame is fixedly connected to a working platform, and the lower end surface of the working platform is fixedly connected to a rotating device, wherein the rotating device comprises a first synchronous wheel, a first driving wheel, a transmission belt, a driving motor, a driving shaft, a second driving wheel, a barrel cover, a cover seat, a second synchronous wheel, a first driven shaft, a rotating bearing, a turntable, a second driven shaft, a driving gear driven gear and a connecting column, wherein the driving shaft is connected to the driving motor through a transmission belt, and the first driving wheel and the second driving wheel are fixedly connected to the upper end surface and the lower end surface of the driving shaft, and the device effectively improves the problems of poor dipping effect and low dipping efficiency of the existing dipping equipment, and the vacuum dipping equipment provided by the present invention has a medium size, low cost, simple operation, energy saving and environmental protection, and greatly facilitates the structural design and production commissioning of the overall equipment.

Description

Technical Field

[0001] The invention relates to the technical field of vacuum dipping equipment, in particular to a vacuum dipping machine. Background Art

[0002] Vacuum dip coating machine is mainly used in the insulation dip coating process of various medium and small transformers, inductors, ballasts, relay contactors, motors, motors, electronic intermediate circuits, frequency modulators and other electronic parts coils. It has the function of improving the penetration ability of insulating paint and increasing the filling rate, thereby improving the overall mechanical strength, insulation strength and moisture and mildew resistance of electrical coils. It is also suitable for resin filling of various metal film capacitors, vacuum degassing process of electrolytic capacitors and medium and small resin crafts. Its advantages are uniform and thorough penetration, filling and degassing, short time, simple and safe operation, and no pollution. And vacuum degassing process of various plastic PU raw materials.

[0003] The coil is insulated under vacuum negative pressure, and the insulating oil can quickly, evenly and thoroughly penetrate into every tiny pore and gap of the coil, and the surface is smooth. The insulation performance of the product treated with vacuum insulation can be greatly improved, so vacuum dipping is a process choice that traditional dipping cannot match and a device that improves market competitiveness.

[0004] The use of vacuum dip coating shortens the immersion time by dozens of times compared with the traditional dip coating process. It also shortens the time and loss of materials in the oil dripping process, directly reducing production costs and improving product quality and market competitiveness. Therefore, vacuum impregnation machines are necessary production equipment for the high standards and high requirements of the modern electronic industry. It is also a necessary production equipment for products to enter the international market competition.

[0005] The existing dipping coating equipment has poor dipping coating effect in actual use, which easily leads to incomplete dipping of products. In addition, the equipment is inconvenient to move and the comfort of use is poor. Summary of the invention

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies in the prior art, the present invention provides a vacuum dip coating machine to solve the problems raised in the above background technology.

[0008] (II) Technical solution

[0009] To achieve the above objectives, the present invention is implemented through the following technical solutions: a vacuum dipping machine, comprising a steel frame, the upper end surface of the steel frame is fixedly connected to a working platform, the lower end surface of the working platform is fixedly connected to a rotating device, the rotating device comprises a first synchronous wheel, a first driving wheel, a transmission belt, a driving motor, a driving shaft, a second driving wheel, a barrel cover, a lid seat, a second synchronous wheel, a first driven shaft, a rotating bearing, a turntable, a second driven shaft, a driving gear driven gear and a connecting column, the driving shaft is connected to the driving motor through a transmission belt, the first driving wheel and the second driving wheel are fixedly connected to the upper end surface and the lower end surface of the driving shaft, the first synchronous wheel is connected to the first driving wheel through a transmission belt, the second synchronous wheel is connected to the second driving wheel through a transmission belt, the first synchronous wheel is fixedly connected to the upper end surface of the first driven shaft, the lower end surface of the first driven shaft is fixedly connected to the turntable, The driven gear is rotatably connected to the upper end surface of the turntable, the connecting column is fixedly connected to the center of the driven gear, the connecting column passes through the turntable and extends downward, the second driven shaft is sleeved on the outside of the first driven shaft, the second synchronous wheel is fixedly connected to the upper end of the second driven shaft, the driving gear is fixedly connected to the lower end of the second driven shaft, and the driving gear is meshed with the driven gear, the cover seat is rotatably connected to the lower end surface of the second synchronous wheel, the cover seat and the second driven shaft are clamped by pin keys, the barrel cover is rotatably connected to the bottom of the cover seat, the lower end surface of the steel frame is fixedly connected to a bottom plate, the lower end surface of the bottom plate is fixedly connected to a supporting device, the upper end surface of the bottom plate is fixedly connected to a lifting device, the upper end surface of the lifting device is fixedly installed with a soaking barrel, a vacuum pump is fixedly installed on one side of the upper end surface of the bottom plate, and the vacuum pump is communicated with the interior of the soaking barrel, and the outside of the steel frame is wrapped with a device shell.

[0010] Preferably, the steel frame and the working platform are fixedly connected via a first buffer.

[0011] Preferably, there are multiple groups of the first buffers, which are fixedly connected to the lower end surface of the working platform.

[0012] Preferably, a plurality of groups of second buffers are installed in the gap between the dipping barrel and the lifting device.

[0013] Preferably, a rotary bearing is provided between the first driven shaft and the second driven shaft, the first driven shaft and the second driven shaft rotate coaxially, and there is a rotation speed difference between the first driven shaft and the second driven shaft.

[0014] Preferably, there may be multiple groups of driven gears, which are evenly and symmetrically distributed on the upper end surface of the turntable, and all the driven gears are meshed with the driving gears.

[0015] Preferably, there are multiple groups of support devices, which are symmetrically distributed on the lower end surface of the base plate.

[0016] Preferably, the supporting device is specifically an adjustable supporting foot cup and a universal wheel, and the adjustable supporting foot cup is provided with a height adjustment knob.

[0017] Preferably, the upper edge of the soaking barrel is matched with the barrel cover.

[0018] (III) Beneficial effects

[0019] The present invention provides a vacuum dipping coating machine, which has the following beneficial effects: when the product is immersed, the interior of the dipping barrel is filled with dipping coating material, the dipping product is placed on the lower end surface of the connecting column, the dipping barrel is raised by the lifting device, the product is immersed in the dipping coating material, and the interior of the dipping barrel is evacuated by the vacuum pump for vacuum dipping, and at this time, the turntable drives the product to rotate at a low speed to improve the dipping effect, and after the product is dipped, the lifting device is controlled to separate the product from the dipping coating material, at this time, the coating material adheres to the surface of the product, but the adhesion is generally uneven and incomplete, the first synchronous wheel and the second synchronous wheel are driven by the driving motor, and then the turntable and the driving gear are driven to rotate, and when the turntable rotates, the product is driven to rotate through the connecting column, and while the turntable rotates, the speed difference between the driving gear and the driven gear is used to make the dipping sample rotate, thereby improving the dipping effect and making the coating material evenly distributed on the surface of the sample, effectively preventing the problem of incomplete sample dipping, and at the same time, in order to prevent the equipment from rotating The first buffer and the second buffer are provided to effectively buffer the vibration generated during the operation of the equipment and eliminate part of the noise. At the same time, the first buffer and the second buffer are also conducive to the stability of product rotation and dipping during dipping. The equipment is also provided with a steel frame. The steel frame adopts steel material to increase the deadweight of the equipment, thereby further enhancing the stability of the equipment. When there is a slight vibration, the impact is relatively low due to its own large mass. In addition, a supporting device is provided at the bottom of the base plate. The supporting device is divided into a universal wheel and an adjustable supporting foot cup. The adjustable supporting foot cup can be used to adjust the height and the horizontal angle of the device, thereby improving the adaptability of the device to the terrain. At the same time, after the adjustable supporting foot cup is folded up during movement, the universal wheel can be used to facilitate the movement and installation of the equipment. A rotating cover plate and a cabinet door are rotatably connected on the surface of the device shell. The rotating cover plate is convenient for users to install samples, and the cabinet door is convenient for debugging and maintenance of the device, thereby greatly enhancing the convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the device body of the present invention;

[0021] Figure 2 It is a schematic diagram of the structure of the rotating device of the device of the present invention;

[0022] Figure 3This is a schematic diagram of the structure of the rotating device part of the device of the present invention (excluding the driving part and the barrel cover);

[0023] Figure 4 This is a schematic diagram of the internal steel frame structure of the device of the present invention;

[0024] Figure 5 It is a schematic diagram of the connection structure of the dipping barrel of the device of the present invention.

[0025] In the figure: 1 device housing, 2 rotating cover plate, 3 rotating device, 4 steel frame, 5 cabinet door, 6 bottom plate, 7 supporting device, 8 dipping barrel, 9 working platform, 10 first synchronous wheel, 11 first driving wheel, 12 driving belt, 13 driving motor, 14 driving shaft, 15 second driving wheel, 16 barrel cover, 17 cover seat, 18 second synchronous wheel, 19 first driven shaft, 20 rotating bearing, 21 turntable, 22 second driven shaft, 23 driving gear, 24 driven gear, 25 connecting column, 26 first buffer, 27 vacuum pump, 28 second buffer, 29 lifting device. DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0027] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0030] The disclosure below provides many different embodiments or examples to realize different structures of the present invention. In order to simplify the disclosure of the present invention, the parts and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the present invention. In addition, the present invention can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplicity and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed. In addition, the present invention provides various specific examples of processes and materials, but those of ordinary skill in the art can be aware of the application of other processes and / or the use of other materials.

[0031] The embodiment of the present invention provides a vacuum dipping machine, including a steel frame 4, the upper end surface of the steel frame 4 is fixedly connected to a working platform 9, the lower end surface of the working platform 9 is fixedly connected to a rotating device 3, the rotating device 3 includes a first synchronous wheel 10, a first driving wheel 11, a transmission belt 12, a driving motor 13, a driving shaft 14, a second driving wheel 15, a barrel cover 16, a cover seat 17, a second synchronous wheel 18, a first driven shaft 19, a rotating bearing 20, a turntable 21, a second driven shaft 22, a driving gear 23, a driven gear 24 and a connecting The drive shaft 14 is connected to the drive motor 13 through the transmission belt 12, the first drive wheel 11 and the second drive wheel 15 are fixedly connected to the upper end surface and the lower end surface of the drive shaft 14, the first synchronous wheel 10 is connected to the first drive wheel 11 through the transmission belt 12, the second synchronous wheel 18 is connected to the second drive wheel 15 through the transmission belt 12, the first synchronous wheel 10 is fixedly connected to the upper end surface of the first driven shaft 19, the lower end surface of the first driven shaft 19 is fixedly connected to the turntable 21, and the driven gear 24 is rotatably connected to the turntable 2 1, the connecting column 25 is fixedly connected to the center of the driven gear 24, the connecting column 25 penetrates the turntable 21 and extends downward, the second driven shaft 22 is sleeved on the outside of the first driven shaft 19, the second synchronous wheel 18 is fixedly connected to the upper end of the second driven shaft 22, the driving gear 23 is fixedly connected to the lower end of the second driven shaft 22, and the driving gear 23 is meshed with the driven gear 24, the cover seat 17 is rotatably connected to the lower end surface of the second synchronous wheel 18, the cover seat 17 and the second driven shaft 22 are clamped by a pin key, and the barrel cover 16 is rotatably connected At the bottom of the lid seat 17, the lower end surface of the steel frame 4 is fixedly connected to the base plate 6, the lower end surface of the base plate 6 is fixedly connected to the supporting device 7, the upper end surface of the base plate 6 is fixedly connected to the lifting device 29, the upper end surface of the lifting device 29 is fixedly installed with a soaking barrel 8, a vacuum pump 27 is fixedly installed on one side of the upper end surface of the base plate 6, and the vacuum pump 27 is connected to the interior of the soaking barrel 8, the outside of the steel frame 4 is wrapped with a device shell 1, the upper end surface of the device shell 1 is rotatably connected to a rotating cover plate 2, and the front end surface of the device shell 1 is rotatably connected to a cabinet door 5.

[0032] The steel frame 4 and the working platform 9 are fixedly connected by the first buffer 26. There are multiple groups of first buffers 26, which are fixedly connected to the lower end surface of the working platform 9. Multiple groups of second buffers 28 are installed in the gap between the immersion barrel 8 and the lifting device 29. A rotating bearing 20 is provided between the first driven shaft 19 and the second driven shaft 22. The first driven shaft 19 and the second driven shaft 22 rotate coaxially, and there is a speed difference between the first driven shaft 19 and the second driven shaft 22. There can be multiple groups of driven gears 24, which are evenly and symmetrically distributed on the upper end surface of the turntable 21, and all driven gears 24 are meshed with the driving gear 23. There are multiple groups of supporting devices 7, which are symmetrically distributed on the lower end surface of the base plate 6. The supporting device 7 is specifically an adjustable supporting foot cup and a universal wheel. The adjustable supporting foot cup is provided with a height adjustment knob, and the upper edge of the immersion barrel 8 is adapted to the barrel cover 16.

[0033] In summary, when the product is immersed, the interior of the dipping barrel 8 is filled with dipping paint, and the dipping product is placed on the lower end surface of the connecting column 25. The dipping barrel 8 is raised by the lifting device 29, and the product is immersed in the dipping paint. The interior of the dipping barrel 8 is evacuated by the vacuum pump 27 for vacuum dipping, and at this time, the turntable 21 drives the product to rotate at a low speed to improve the dipping effect. By providing a rotating device 3, after the product is dipped, the lifting device 29 is controlled to separate the product from the dipping paint. At this time, the paint adheres to the surface of the product, but there is generally uneven adhesion and incomplete adhesion. The first synchronous wheel 10 and the second synchronous wheel 18 are driven by the driving motor 13, thereby driving the turntable 21 and the driving gear 23 to rotate. When the turntable 21 rotates, the product is driven to rotate through the connecting column 25, and while the turntable 21 rotates, the speed difference between the driving gear 23 and the driven gear 24 is used to make the dipped sample rotate, thereby improving the dipping effect and making the paint evenly distributed on the sample surface, effectively preventing the problem of incomplete sample dipping. In order to prevent the noise caused by vibration when the equipment rotates, a first buffer 26 and a second buffer 28 are provided, which effectively buffer the vibration generated when the equipment is running and eliminate part of the noise. At the same time, the first buffer 26 and the second buffer 28 are also conducive to the stability of product rotation and dipping during dipping. In addition, a steel frame 4 is provided in the equipment. The steel frame 4 uses steel materials to increase the deadweight of the equipment, thereby further enhancing the stability of the equipment. When there is a slight vibration, the impact caused is relatively low due to its large mass. In addition, a supporting device 7 is provided at the bottom of the base plate 6. The supporting device 7 is divided into a universal wheel and an adjustable supporting foot cup. The adjustable supporting foot cup can be used to adjust the height and the horizontal angle of the device, thereby improving the adaptability of the device to the terrain. At the same time, when the adjustable supporting foot cup is folded up during movement, the universal wheel can facilitate the movement and installation of the device. A rotating cover plate 2 and a cabinet door 5 are rotatably connected on the surface of the device housing 1. The rotating cover plate 2 facilitates the user to install the sample, and the cabinet door 5 facilitates the debugging and maintenance of the device, thereby greatly enhancing the convenience of the device.

[0034] 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 vacuum coating machine, comprising a steel frame (4), characterized in that: The upper end surface of the steel frame (4) is fixedly connected to a working platform (9), and the lower end surface of the working platform (9) is fixedly connected to a rotating device (3), wherein the rotating device (3) comprises a first synchronous wheel (10), a first driving wheel (11), a transmission belt (12), a driving motor (13), a driving shaft (14), a second driving wheel (15), a barrel cover (16), a cover seat (17), a second synchronous wheel (18), a first driven shaft (19), a rotating bearing (20), a rotating disk (21), a second driven shaft (22), a driving gear (23), a driven gear (24) and a connecting column (25), wherein the driving shaft (14) is connected to the driving motor (13) through a transmission belt (12), the first driving wheel (11) and the second driving wheel (15) are fixedly connected to the upper end surface and the lower end surface of the driving shaft (14), the first synchronous wheel (10) is connected to the first driving wheel (11) through a transmission belt (12), the second synchronous wheel (18) is connected to the second driving wheel (15) through a transmission belt (12), the first synchronous wheel (10) is fixedly connected to the upper end surface of the first driven shaft (19), the lower end surface of the first driven shaft (19) is fixedly connected to the rotating disk (21), and the driven gear (24) rotates The cover seat (17) is connected to the upper end surface of the rotating disk (21), the connecting column (25) is fixedly connected to the center of the driven gear (24), the connecting column (25) passes through the rotating disk (21) and extends downward, the second driven shaft (22) is sleeved on the outside of the first driven shaft (19), the second synchronous wheel (18) is fixedly connected to the upper end of the second driven shaft (22), the driving gear (23) is fixedly connected to the lower end of the second driven shaft (22), and the driving gear (23) is meshed with the driven gear (24), the cover seat (17) is rotatably connected to the lower end surface of the second synchronous wheel (18), and the cover seat (17) is connected to the first synchronous wheel (18). The two driven shafts (22) are connected by a pin key, the barrel cover (16) is rotatably connected to the bottom of the cover seat (17), the lower end surface of the steel frame (4) is fixedly connected to a bottom plate (6), the lower end surface of the bottom plate (6) is fixedly connected to a supporting device (7), the upper end surface of the bottom plate (6) is fixedly connected to a lifting device (29), the upper end surface of the lifting device (29) is fixedly installed with a soaking barrel (8), a vacuum pump (27) is fixedly installed on one side of the upper end surface of the bottom plate (6), and the vacuum pump (27) is connected to the inside of the soaking barrel (8), and the outside of the steel frame (4) is wrapped with a device shell (1); A rotary bearing (20) is provided between the first driven shaft (19) and the second driven shaft (22); the first driven shaft (19) and the second driven shaft (22) rotate coaxially, and there is a speed difference between the first driven shaft (19) and the second driven shaft (22); There are multiple groups of driven gears (24) which are evenly and symmetrically distributed on the upper end surface of the rotating disk (21), and all of the driven gears (24) are meshed with the driving gears (23).

2. A vacuum dip coating machine according to claim 1, characterized in that: The steel structure frame (4) and the working platform (9) are fixedly connected via a first buffer (26).

3. A vacuum coating machine according to claim 2, characterized in that: There are a plurality of first buffers (26) fixedly connected to the lower end surface of the working platform (9).

4. A vacuum coating machine according to claim 1, characterized in that: A plurality of groups of second buffers (28) are installed in the gap between the dipping barrel (8) and the lifting device (29).

5. A vacuum dip coating machine according to claim 1, characterized in that: The supporting devices (7) include multiple groups, which are symmetrically distributed on the lower end surface of the bottom plate (6).

6. A vacuum dip coating machine according to claim 5, characterized in that: The supporting device (7) is specifically an adjustable supporting foot cup and a universal wheel, and the adjustable supporting foot cup is provided with a height adjustment knob.

7. A vacuum coating machine according to claim 1, characterized in that: The upper edge of the soaking barrel (8) is matched with the barrel cover (16).

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