CN111644344B - Quartz glass tube protective film coating system for high-power ultraviolet germicidal lamp - Google Patents
Quartz glass tube protective film coating system for high-power ultraviolet germicidal lamp Download PDFInfo
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- CN111644344B CN111644344B CN202010444861.4A CN202010444861A CN111644344B CN 111644344 B CN111644344 B CN 111644344B CN 202010444861 A CN202010444861 A CN 202010444861A CN 111644344 B CN111644344 B CN 111644344B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
- B05C7/04—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work the liquid or other fluent material flowing or being moved through the work; the work being filled with liquid or other fluent material and emptied
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/007—After-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
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Abstract
The invention provides a quartz glass tube protective film coating system for a high-power ultraviolet germicidal lamp, which comprises a power device, an oven, a motion transmission device, a multi-station disc type structure, a quartz glass tube clamping mechanism, a protective film solution coating device and a protective film solution stirring and lifting mechanism, wherein the power device is arranged in the center of a base, the oven is arranged at the edge of the base, the motion transmission device is arranged in a matched manner with the power device, the multi-station disc type structure is arranged on the motion transmission device, the quartz glass tube clamping mechanism is arranged on the multi-station disc type structure in a matched manner, the protective film solution coating device is arranged at an opening at the upper part of the oven, and the protective film solution stirring and lifting mechanism is arranged at the bottom of the oven. The invention provides a protective film coating system integrating feeding, protective film coating and drying aiming at a quartz glass tube, and the coating is quicker and more efficient; the coating is carried out by adopting an absorption coating method, so that the coating quality is ensured, the growth of amalgam is effectively slowed down, the ultraviolet radiation efficiency is maintained, and the service life of the ultraviolet sterilization lamp is prolonged; can be used for actual production and has good social and engineering guiding significance.
Description
Technical Field
The invention belongs to the field of manufacturing of special light sources in the lighting industry, and particularly relates to a quartz glass tube protective film coating system for a high-power ultraviolet germicidal lamp.
Background
The ultraviolet light source, i.e. mercury vapor of the low-pressure mercury lamp, is excited to emit characteristic spectral lines with the wavelengths of 253.7nm and 185nm, the ultraviolet light with the wavelengths and cell genetic materials, i.e. DNA, generate photochemical action, and the energy of ultraviolet photons is absorbed by base pairs in the DNA to cause the genetic materials to be mutated, so that bacteria die immediately or cannot reproduce later generations, thereby achieving the purpose of sterilization. The ultraviolet germicidal lamp with the power of more than 100W or the pipe diameter of less has larger pipe wall load, impurities such as alkali metal in quartz glass and mercury generate amalgam at high temperature, the quartz glass is devitrified, the ultraviolet light transmitting capacity is attenuated and finally loses efficacy, meanwhile, due to mercury loss, the optimal mercury vapor pressure cannot be maintained, the luminous efficiency is reduced, a layer of nano-scale protective film material is coated on the inner wall of the quartz glass, the growth of the amalgam is slowed down, and the ultraviolet radiation efficiency can be efficiently maintained.
The fluorescent lamp and the energy-saving fluorescent lamp also adopt a protective film material coated on the inner wall of a glass tube and corresponding coating equipment, the high-power ultraviolet germicidal lamp adopts a quartz glass tube, and the protective film solution, the coating method and the coating process of the high-power ultraviolet germicidal lamp are different from those of the fluorescent lamp and the energy-saving fluorescent lamp, but at present, no high-efficiency coating system and equipment are available for the quartz glass tube.
Therefore, it is an urgent problem for those skilled in the art to develop an efficient coating system for a protective film for a high-power quartz glass tube in view of the above problems.
Disclosure of Invention
In order to solve the problems, the invention discloses a quartz glass tube protective film coating system for a high-power ultraviolet germicidal lamp.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a quartz glass tube protection film coating system for high-power ultraviolet germicidal lamp, including install in the power device that has the converter in base center, install in the base edge, and be convex oven, set up in the upper portion of base, and the motion transmission device who installs mutually with power device cooperation, the multistation disc type structure of cooperation installation on motion transmission device, the quartz glass tube fixture of cooperation installation on multistation disc type structure, install the protection film solution coating device in oven upper portion opening part to and install protection film solution stirring and elevating system in the oven bottom. Further, the power device comprises a motor mounting plate, a three-phase asynchronous motor, a belt pulley and a belt; the three-phase asynchronous motor is arranged at the center of the base through a motor mounting plate; the belt pulley is coaxially arranged on an output shaft of the three-phase asynchronous motor; the motion transmission device is matched with the belt pulley through a belt; the multi-station disc type structure is coaxially arranged at the center of the motion transmission device.
Further, the quartz glass tube clamping mechanism comprises a supporting column, a supporting plate, a clamping cylinder, an upper clamping jaw and a lower clamping jaw; the support column is vertically and downwards arranged at a station of the multi-station disc type structure; the number of the supporting plates is two, and the supporting plates are distributed up and down and horizontally arranged on the supporting columns; the upper clamping jaw and the lower clamping jaw are arranged in the oven through connecting rods and respectively correspond to the positions of the two supporting plates; the quantity of centre gripping cylinder is two, installs respectively in two backup pads to the toper ejector pin is installed to its output, and is flexible through driving the toper ejector pin, realizes going up the clamping jaw and adjusts with the switching of lower clamping jaw.
Further, the protective film solution coating device comprises a negative pressure generator, a coating device supporting plate, a coating device mounting plate, a coating cylinder and a suction head; the coating device supporting plate is arranged at the upper part of the opening at the top of the oven; the negative pressure generator is arranged on the coating device supporting plate; the coating device mounting plate is vertically and downwards mounted at the bottom side of the coating device supporting plate and is positioned in the oven; the coating cylinder is arranged on the coating device mounting plate in a matching way, and the output end of the coating cylinder is vertically downwards provided with a suction head; the suction head is also connected with a negative pressure generator in a matching way.
Further, the protective film solution stirring and lifting mechanism comprises a storage tank, a stirring device and a lifting mechanism; the storage tank is arranged at the bottom of the oven through a lifting mechanism; the stirring device is arranged in the storage tank in a matching way.
Furthermore, a liquid receiving groove is formed in the lower end of the oven, a heat insulating material layer is filled in an interlayer of the oven, and an electric heating pipe and a thermocouple which are connected are installed on the inner side of the oven; the central angle corresponding to the oven is 180-360 degrees, and openings are also formed in the two sides of the oven;
furthermore, a hot air device is also included; the hot air device is arranged at the center of the upper part of the base, corresponds to the bottom opening of the oven and comprises a hot air generator, an air volume adjusting valve, a hot air pipeline and an air blowing head; the outlet end of the hot air generator is communicated with the hot air pipeline through an air volume regulating valve; the number of the blowing heads is a plurality of blowing heads which are uniformly distributed on the surface of the hot air pipeline and are communicated with the hot air pipeline.
Furthermore, an ultrasonic cleaning device is also included; the ultrasonic cleaning device comprises an ultrasonic cleaning liquid tank and an ultrasonic cleaning lifting mechanism; the ultrasonic cleaning liquid tank is arranged on the base through the ultrasonic cleaning lifting mechanism and corresponds to the bottom of the oven.
Further, a liquid level sensor is also arranged below the coating device mounting plate; the height of the liquid level sensor is lower than that of the sucker; the negative pressure generator is also provided with a pressure regulator in a matching way, and the pressure regulator is provided with a negative pressure meter in a matching way.
Furthermore, thermometers are uniformly distributed on the hot air pipeline.
Compared with the prior art, the invention provides a protective film coating system integrating feeding, protective film coating and drying aiming at the quartz glass tube, and the coating is quicker and more efficient; the coating is carried out by adopting an absorption coating method, so that the coating quality is ensured, the growth of amalgam is effectively slowed down, the ultraviolet radiation efficiency is maintained, and the service life of the ultraviolet sterilization lamp is prolonged; can be used for actual production and has good social and engineering guiding significance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a clamping mechanism for holding a quartz glass tube according to the present invention;
FIG. 3 is a schematic view showing the structure of a protective film solution coating apparatus according to the present invention;
FIG. 4 is a schematic view of the structure of the oven of the present invention;
FIG. 5 is a schematic view of the structure of the hot air device of the present invention;
FIG. 6 is a schematic view showing the installation of an upper jaw and a lower jaw in the clamping mechanism for a quartz glass tube according to the present invention;
FIG. 7 is a sectional view taken along line B-B of the protective film solution coating apparatus of the present invention.
List of reference numerals: the device comprises a power device 1, an oven 2, a heat preservation material layer 21, an electric heating tube 22, a thermocouple 23, a motion transmission device 3, a multi-station disc type structure 4, a quartz glass tube clamping mechanism 5, a support column 51, a support plate 52, a clamping cylinder 53, an upper clamping jaw 54, a lower clamping jaw 55, a connecting rod 56, a conical ejector rod 57, a protective film solution coating device 6, a negative pressure generator 61, a coating device support plate 62, a coating device mounting plate 63, a coating cylinder 64, a suction head 65, a liquid level sensor 66, a pressure regulator 67, a negative pressure gauge 68, a protective film solution stirring and lifting mechanism 7, a hot air generator 81, an air quantity regulating valve 82, a hot air pipeline 83, a blowing head 84, a thermometer 85, an ultrasonic cleaning device.
Detailed Description
The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention.
Example 1:
as shown in fig. 1, the invention is a schematic structural diagram of a system for coating a protective film on a quartz glass tube for a high-power ultraviolet germicidal lamp, and the system comprises a power device 1 with a frequency converter installed in the center of a base, an arc-shaped oven 2 installed at the edge of the base, a motion transmission device 3 installed on the upper portion of the base and matched with the power device 1, a multi-station disc type structure 4 installed on the motion transmission device 3 in a matching manner, a quartz glass tube clamping mechanism (5) installed on the multi-station disc type structure (4) in a matching manner, a protective film solution coating device 6 installed at an opening on the upper portion of the oven 2, a protective film solution stirring and lifting mechanism 7 installed at the bottom of the oven 2, and a hot air device 8 and an ultrasonic cleaning device 9. The power device 1 comprises a motor mounting plate, a three-phase asynchronous motor, a belt pulley and a belt; the three-phase asynchronous motor is arranged at the center of the base through a motor mounting plate; the belt pulley is coaxially arranged on an output shaft of the three-phase asynchronous motor.
The motion transmission device 3 is installed by matching a belt with a belt pulley.
The multi-station disc type structure 4 is coaxially arranged at the center of the motion transmission device.
As shown in fig. 2, the quartz glass tube holding mechanism 5 includes a support column 51, a support plate 52, a holding cylinder 53, an upper holding jaw 54, and a lower holding jaw 55; the support column 51 is vertically and downwards arranged at the station of the multi-station disc type structure 4; the number of the support plates 52 is two, and the support plates are distributed up and down and horizontally arranged on the support columns 51; the upper clamping jaw 54 and the lower clamping jaw 55 are installed in the oven 2 through a connecting rod 56 and respectively correspond to the positions of the two supporting plates 52; as shown in fig. 6, the number of the clamping cylinders 53 is two, the two clamping cylinders are respectively mounted on the two support plates 52, the output ends of the two clamping cylinders are provided with conical push rods 57, and the opening and closing adjustment of the upper clamping jaw 54 and the lower clamping jaw 55 is realized by driving the conical push rods 57 to extend and retract.
As shown in fig. 3, the protective film solution coating device 6 includes a negative pressure generator 61, a coating device support plate 62, a coating device mounting plate 63, a coating cylinder 64, and a suction head 65; the coating apparatus support plate 62 is disposed at the upper portion of the top opening of the oven 2; the negative pressure generator 61 is mounted on the coating device support plate 62; the coating device mounting plate 63 is vertically and downwardly mounted on the bottom side of the coating device support plate 62 and is positioned inside the oven 2; the coating cylinder 64 is arranged on the coating device mounting plate 63 in a matching way, and the output end of the coating cylinder is vertically downwards provided with a suction head 65; the suction head 65 is also connected with the negative pressure generator 61 in a matching way; as shown in fig. 7, a liquid level sensor 66 is also mounted below the coating device mounting plate 63; the level sensor 66 is lower than the suction head 65; the negative pressure generator 61 is further provided with a pressure regulator 67 in a matching way, and the pressure regulator 67 is provided with a negative pressure meter 68 in a matching way.
The protective film solution stirring and lifting mechanism 7 comprises a storage tank, a stirring device and a lifting mechanism; the storage tank is arranged at the bottom of the oven 2 through a lifting mechanism; the stirring device is arranged in the storage tank in a matching way.
As shown in fig. 4, the central angle corresponding to the oven 2 is 180-360 degrees, and openings are also formed on two sides of the oven 2; the lower end of the oven 2 is also provided with a liquid receiving groove, the interlayer of the oven 2 is filled with a heat insulating material layer 21, and the inner side of the oven 2 is provided with a connected electric heating tube 22 and a thermocouple 23. The oven 2 is heated by the electric heating tube 22, and the oven 2 is divided into three areas, namely an heating area, a constant temperature area and a cooling area, by the electric heating tube 22 with different temperatures.
As shown in fig. 5, the hot air device 8 is disposed at the center of the upper portion of the base, and the position corresponds to the bottom opening of the oven 2, and includes a hot air generator 81, an air volume adjusting valve 82, a hot air duct 83, and a blowing head 84; the outlet end of the hot air generator 81 is communicated with a hot air pipeline 83 through an air volume adjusting valve 82; the number of the blowing heads 84 is several, the blowing heads are uniformly distributed on the surface of the hot air duct 83 and communicated with the hot air duct 83, and thermometers 85 are uniformly distributed on the hot air duct 83.
The ultrasonic cleaning device 9 is arranged at the outlet of the oven 2 and comprises an ultrasonic cleaning liquid tank and an ultrasonic cleaning lifting mechanism; the ultrasonic cleaning liquid tank is arranged on the base through an ultrasonic cleaning lifting mechanism and corresponds to the bottom of the oven 2.
In order to make the operation of the invention more convenient and faster, the detection sensor 10 can be additionally arranged and can be used for detecting the feeding condition of the quartz glass tube and the position of the coating solution.
The method comprises the following steps:
step one, preparation before coating of a protective film: putting the cleaned and dried quartz glass tube on a material rack for later use; after detecting that the viscosity, specific gravity value and PH value of the prepared protective film coating solution reach the standard, pouring the protective film coating solution into a powder coating tank, placing the powder coating tank on a coating station, and stirring the solution in the powder coating tank for later use; pouring deionized water or distilled water into an ultrasonic cleaning tank for later use; setting the temperature of three temperature zones of the oven 2 in the control cabinet, and opening the electric heating tube 22; the temperature and the air output of the hot air device are set in the control cabinet, and the hot air device 8 is switched on.
Step two, the specific implementation process of the protective film coating comprises the following steps: firstly, the power device 1 and the multi-station disc type structure 4 realize intermittent transposition. At an upper glass tube station, an operator steps on the foot switch, an upper clamping jaw 54 and a lower clamping jaw 55 of the quartz glass tube clamping mechanism 5 are opened simultaneously under the combined action of a connecting rod 56 and a conical ejector rod 57, the operator takes up the quartz glass tube from the material rack and sends the quartz glass tube to the V-shaped positioning blocks of the upper clamping jaw 54 and the lower clamping jaw 55, then the upper edge of the quartz glass tube is tightly attached to the suction head 65, and the operator steps on the foot switch again to position the glass tube on the V-shaped blocks.
Thirdly, the multi-station disc type structure 4 is rotated to enter a coating station, the detection sensor 10 detects that the quartz glass tube clamping mechanism 5 is provided with the quartz glass tube, the protective film solution is stirred and the lifting mechanism in the lifting mechanism 7 is lifted, so that the lower end of the quartz glass tube is embedded into the solution in the storage tank, the negative pressure generator 61 is started, negative pressure is generated in the quartz glass tube, the coating solution is pressed into the tube from the lower end of the glass tube by atmospheric pressure, the protective film solution is lifted to a set position, the liquid level sensor 66 sends a signal, the negative pressure system is closed, the coating solution in the glass tube flows out from the lower end by the dead weight, and the lifting mechanism is lowered.
And fourthly, the multi-station disc type structure 4 is rotated to enter a low-temperature area of the oven 2, an air quantity regulating valve 82 on the hot air device 8 is opened, hot air is blown in from the upper end of the quartz glass tube to rapidly dry the coating, redundant coating solution flows out from the lower end of the glass tube to enter a liquid receiving groove, and the coating solution in the liquid receiving groove is recycled. The temperature of the low-temperature area of the oven 2 is gradually increased from the inlet, and the temperature rise cannot be too fast, so that the nonuniformity of the coating is avoided.
And step five, the multi-station disc type structure 4 is rotated to enter a middle temperature area of the oven 2, the middle temperature area occupies a plurality of stations according to the drying time of the glass tube, hot air is continuously blown in from the upper end of the quartz glass tube, the temperature and the air volume of the hot air are adjustable, the coating solution in the middle temperature area is completely dried through, and is firmly adhered to the inner wall of the quartz glass tube. The temperature of the warm zone in the oven remains constant and adjustable.
And sixthly, the multi-station disc type structure 4 is rotated to enter a cooling zone of the oven 2, blowing in of hot air is stopped, and the temperature of the cooling zone is slowly reduced until the temperature reaches normal temperature.
And seventhly, the multi-station disc type structure 4 is shifted out of the oven 2 and enters a cleaning station at the lower end of the glass tube, an ultrasonic cleaning lifting mechanism provided with an ultrasonic cleaning tank is lifted, the lower edge of the quartz glass tube is immersed in ultrasonic cleaning liquid, after cleaning, the ultrasonic cleaning lifting mechanism descends, and the multi-station disc type structure 4 is shifted.
And step eight, the multi-station disc type structure 4 is shifted to a drying station at the lower end of the glass tube, the blowing head 84 is aligned with the cleaning part at the lower end of the glass tube to blow hot air, after the hot air is blown, the air volume adjusting valve 82 is closed, and the multi-station disc type structure 4 starts to be shifted.
And step nine, the multi-station disc type structure 4 is transferred to a lower glass tube station, an operator steps on a foot switch, an upper clamping jaw 54 and a lower clamping jaw 55 of the quartz glass tube clamping mechanism 5 are opened simultaneously under the combined action of a connecting rod 56 and a conical ejector rod 57, the operator takes out the coated quartz glass tube from the V-shaped positioning block and sends the coated quartz glass tube to a quartz glass tube storage rack, so that the coating implementation process of the protective film of the quartz glass tube is completely finished, and the quartz glass tube in the storage rack is sent to the next tube baking process.
Example 2:
the structure referred to in this example is the same as in example 1, except that: the embodiment also comprises a control system, and the control system comprises software and hardware. The hardware comprises a PLC, a power supply, a temperature controller, a photoelectric sensor, a touch screen and a frequency converter, control software compiles a control object timing diagram according to a coating process, the software controls the opening and closing and states of a power device 1, an oven 2, a motion transmission device 3, a multi-station disc type structure 4, a quartz glass tube clamping mechanism 5, a protective film solution coating device 6, a protective film solution stirring and lifting mechanism 7, a hot air device 8 and an ultrasonic cleaning device 9 of the frequency converter, and compiles the PLC software according to the timing diagram.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a quartz glass tube protection film coating system for high-power ultraviolet germicidal lamp which characterized in that: the device comprises a power device (1) which is arranged in the center of a base and provided with a frequency converter, an arc-shaped drying oven (2) which is arranged on the edge of the base, a motion transmission device (3) which is arranged on the upper part of the base and is matched with the power device (1) to be installed, a multi-station disc type structure (4) which is matched and installed on the motion transmission device (3), a quartz glass tube clamping mechanism (5) which is matched and installed on the multi-station disc type structure (4), a protective film solution coating device (6) which is installed at an opening on the upper part of the drying oven (2), and a protective film solution stirring and lifting mechanism (7) which is installed at the bottom of the drying oven (2);
the power device (1) comprises a motor mounting plate, a three-phase asynchronous motor, a belt pulley and a belt; the three-phase asynchronous motor is arranged at the center of the base through a motor mounting plate; the belt pulley is coaxially arranged on an output shaft of the three-phase asynchronous motor; the motion transmission device (3) is matched with the belt pulley through a belt; the multi-station disc type structure (4) is coaxially arranged at the center of the motion transmission device;
the quartz glass tube clamping mechanism (5) comprises a supporting column (51), a supporting plate (52), a clamping cylinder (53), an upper clamping jaw (54) and a lower clamping jaw (55); the number of the supporting plates (52) is two, and the supporting plates are distributed up and down and horizontally arranged on the supporting columns (51); the upper clamping jaw (54) and the lower clamping jaw (55) are arranged in the oven (2) through connecting rods (56) and respectively correspond to the positions of the two supporting plates (52); the number of the clamping cylinders (53) is two, the clamping cylinders are respectively arranged on the two supporting plates (52), the output ends of the clamping cylinders are provided with conical ejector rods (57), and the opening and closing adjustment of the upper clamping jaw (54) and the lower clamping jaw (55) is realized by driving the conical ejector rods (57) to stretch;
the protective film solution coating device (6) comprises a negative pressure generator (61), a coating device supporting plate (62), a coating device mounting plate (63), a coating cylinder (64) and a suction head (65); the coating device supporting plate (62) is arranged at the upper part of the opening at the upper part of the oven (2); the negative pressure generator (61) is arranged on a coating device supporting plate (62); the coating device mounting plate (63) is vertically and downwards mounted on the bottom side of the coating device supporting plate (62) and is positioned inside the oven (2); the coating cylinder (64) is arranged on the coating device mounting plate (63) in a matching way, and the output end of the coating cylinder is vertically downwards provided with a suction head (65); the suction head (65) is also connected with a negative pressure generator (61) in a matching way;
the protective film solution stirring and lifting mechanism (7) comprises a storage tank, a stirring device and a lifting mechanism; the storage tank is arranged at the bottom of the oven (2) through a lifting mechanism; the stirring device is arranged in the storage tank in a matching way.
2. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: the lower end of the oven (2) is also provided with a liquid receiving tank; the interlayer of the oven (2) is filled with a heat-insulating material layer (21), and the inner side of the oven (2) is provided with an electric heating pipe (22) and a thermocouple (23) which are connected with each other; the central angle corresponding to the oven (2) is 180-360 degrees, and openings are also formed in two sides of the surface of the oven (2).
3. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: also comprises a hot air device (8); the hot air device (8) is arranged at the center of the upper part of the base and comprises a hot air generator (81), an air volume adjusting valve (82), a hot air pipeline (83) and an air blowing head (84); the outlet end of the hot air generator (81) is communicated with a hot air pipeline (83) through an air volume adjusting valve (82); the number of the blowing heads (84) is a plurality of, the blowing heads are uniformly distributed on the surface of the hot air pipeline (83), and the blowing heads are communicated with the hot air pipeline (83).
4. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: also comprises an ultrasonic cleaning device (9); the ultrasonic cleaning device (9) comprises an ultrasonic cleaning liquid tank and an ultrasonic cleaning lifting mechanism, and is arranged at the outlet of the oven (2); the ultrasonic cleaning liquid tank is arranged on the base through an ultrasonic cleaning lifting mechanism and corresponds to the bottom of the oven (2).
5. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 1, wherein: a liquid level sensor (66) is also arranged below the coating device mounting plate (63); the height of the liquid level sensor (66) is lower than that of the sucker (65); the negative pressure generator (61) is also provided with a pressure regulator (67) in a matching way, and the pressure regulator (67) is provided with a negative pressure meter (68) in a matching way.
6. The quartz glass tube protective film coating system for the high-power ultraviolet germicidal lamp as claimed in claim 3, wherein: thermometers (85) are uniformly distributed on the hot air pipeline (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444861.4A CN111644344B (en) | 2020-05-23 | 2020-05-23 | Quartz glass tube protective film coating system for high-power ultraviolet germicidal lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444861.4A CN111644344B (en) | 2020-05-23 | 2020-05-23 | Quartz glass tube protective film coating system for high-power ultraviolet germicidal lamp |
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| Publication Number | Publication Date |
|---|---|
| CN111644344A CN111644344A (en) | 2020-09-11 |
| CN111644344B true CN111644344B (en) | 2021-09-03 |
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| DE2926949A1 (en) * | 1979-07-04 | 1981-01-22 | Volkswagenwerk Ag | SYSTEM FOR APPLYING A LAYER FROM A CORROSION-PREVENTING MATERIAL |
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