JPH02174968A - Irradiation device of dryer and reflector and side plate for positioning emitted light generating source used for this device - Google Patents

Abstract

PURPOSE:To move an emitted light generating source to a place where light emission efficiency is good by providing guide rails at the lower end of the right and left side walls of an internal housing, imposing a semicircular reflector thereon, providing the positioning side plates holding the emitted light generating source at both ends and forming these plates movable. CONSTITUTION:The guide rails 22 are provided at the lower ends on the right and left side walls of the housing 1 and the reflector 5 combined to the semicircular shape is imposed on the rails 22 and is made movable. The reflecting plate is fitted in the groove of the reflector 5 in such a manner that the reflecting plate can be brought into tight contact with the inside wall of the reflector 5 by tension. The reflector 5 is divided to plural pieces which are combined to the reflector. A pair of the positioning side plates 8 which hold the emitted light generating source 9 are disposed at both ends thereof. The exchange of the respective members is facilitated by this constitution and the free selection of the mounting position of the emitted light generating source 9 is possible as well. The above-mentioned source can thus be moved to the place where the efficiency is good. A freely attachable and detachable dropping door is provided in the full open part at one end of the housing.

Description

Detailed Description of the Invention [Field of Industrial Application] The present invention relates to an irradiation device for a drying device and a side plate for positioning a reflector and a light emission source used in the device. The present invention relates to an irradiation device for a drying device for face resist materials and adhesives, various resins, etc., and a side plate for positioning a reflector and a light emission source used in the device.

[Conventional technology]

Conventional drying devices of this type include ultraviolet ray curing type drying devices, visible light irradiation type drying devices, infrared ray irradiation type and far infrared ray type drying devices, hot air type drying devices, electromagnetic wave radiation type drying devices, and gas C drying devices.
There are URING type drying devices, which are selected depending on the purpose, type, function, action, efficiency, economy, etc.

In the conventional drying device, an exhaust port is provided on the top cover of the conveyor net conveyor table, the inner surface is formed into a reflecting mirror 5, a lamp housing with a light emission source is arranged, and various types of radiation are emitted within this lamp housing. In this method, polymerized or crosslinked paints, ink, varnish, etc. are placed on the workpiece, the workpiece is moved by a conveyor belt conveyor, and the workpiece is dried in a predetermined irradiation zone.

[Problem to be solved by the invention]

However, in the irradiation device of the conventional drying device, the inner surface of the lamp housing is molded into a mirror surface, and the light emission source is positioned precisely within the lamp housing, so it is not possible to repair partial areas. First, the entire lamp housing is replaced. Therefore, the expensive irradiation device cannot be repaired or repaired, and has the disadvantage that the entire irradiation device must be replaced.

Further, removing the irradiation device also requires a great deal of cost and labor, and all work must be stopped during the removal work.

In addition, because Lanzohaupasing, whose inner surface is molded to a mirror surface, uses an aluminum plate with high purity and high reflection efficiency, the mirror surface oxidizes quickly1, - and dries out due to radiant energy attenuation. There is a drawback that defects occur and the lamp housing needs to be replaced three to four times a year.

In addition, when using a long luminescent source, if you fix both ends of the luminescent source when aligning the center, it may break and break when aligning the center, or it may break and break due to the expansion of the luminescent source. There is.

Therefore, the present invention aims to provide a drying irradiation device devised to solve the above-mentioned drawbacks.

[Means to solve the problem]

In order to achieve the above object, the irradiation device of the drying device of the present invention is provided with guide rails at right angles along the longitudinal direction at the inner lower ends of the left and right side walls, a full opening at one end in the longitudinal direction, and an electrical installation at the other end. A gate-shaped casing with a cooling exhaust port provided approximately in the center of two sides, a reflector mounted inside the casing with its end portion placed on a guide rail, and a predetermined space inside the reflector. a light emitting source positioning side plate disposed at both ends in the longitudinal direction of the reflector that holds both ends in the axial direction of the light emitting source disposed at a certain position; and a removable draw-down door attached to the fully open portion of the casing. It is composed of.

Further, the reflector used in the device has a heat dissipation fin provided along the longitudinal direction on the outer wall, a joint plate hanging down in the longitudinal direction at the end, and a stopper having a groove at the top. Further, at the lower end, there is a reflective base molded in a semi-elliptical cross-section or a semicircular shape divided into two, with a retaining plate provided with a retaining protrusion screwed thereon, and a reflective base disposed between the notch groove of the stopper and the retaining protrusion; The block is composed of a reflective plate having a mirror-finish surface that is tightly adhered under tension along the inner wall surface of the reflective base, and a block that is joined at a predetermined interval between the connecting plates of the pair of reflective bases to form an exhaust port. A pair of reflective bases are assembled into a semi-elliptical or semicircular cross-section via the reflector.

Furthermore, the light emitting source positioning side plate used in the device has a mounting part that allows the optical axis of the light emitting source to be moved to any position, with the X axis, Y axis, and Z axis of the light emitting source centered around the vertical line of the optical axis. , and is arranged at both ends of the reflector in the longitudinal direction.

[Effect]

The irradiation device having the above configuration is installed in the cover 10 of the drying device in a direction perpendicular to the conveyance direction of the conveyance net conveyor 11, as shown in FIG.

Moreover, this irradiation device can be used even if a plurality of irradiation devices are arranged in parallel depending on the object to be dried.

The reflector is mounted with the reflector plate positioned between the stopper and the holding protrusion of the reflection base, with the mirror side facing inward. Further, the reflectors are joined by facing each other and placing blocks at predetermined intervals between both joining plates.

In addition, the arbitrary number 4 = j parts of the side plate for positioning the light emission source, that is, the paint, ink, varnish, L, etc.
A light emitting source is attached to the mounting part at a position where the material to be dried such as cyst material, adhesives, various resins, etc. can be irradiated most efficiently.

(Example) An embodiment of the present invention will be described below based on the accompanying drawings.

Reference numeral 1 denotes a gate-shaped casing, and the casing 1 has a cooling drain duct 13 installed in such a manner as to bridge a table 12 on which a transport net conveyor 11 is disposed. It is installed in a direction perpendicular to the conveyance direction of the conveyor 11.

A guide rail 22 is provided at the inner lower end of the left and right side walls of the casing 1 at right angles along the longitudinal direction, and a fully open portion 2 is formed at the end of the longitudinal direction. Guide pieces 21 are provided to hold both ends of the door 10. Moreover, the electrical installation part 3 of the light emission source 9 is arranged at the other end.

Further, a cooling exhaust D4 is provided approximately at the center of the upper surface of the housing 1.

Reference numeral 5 denotes a reflector mounted inside the housing 1, and the reflector 5 is composed of a reflection base 6, a reflection plate 69, and a block 7, as shown in FIGS. 1 and 2. ing.

The reflective base 6 is made of metal such as aluminum and extruded into a long piece and cut to a predetermined length. A radiation fin 61 is provided along the longitudinal direction.

Further, a joint plate 62 is provided hanging down from the upper end of the reflection base 6 along the longitudinal direction, and a stopper 63 is provided at the top portion with a cutout groove 64 having a predetermined angle formed inside.

Furthermore, a holding plate 66 having holding protrusions 65 in the longitudinal direction is arranged at the lower end of the reflection base 6 and is fixed with screws 67.

Note that a slight gap 68 is formed between the holding protrusion 65 and the inner wall surface of the reflective base 6.

6 is a removable reflecting plate, and this reflecting plate 69 is made of Aluminum J, plate, or other metal plate having a mirror-like surface and having a high purity of about 0.3+nm and high reflection efficiency.

The longitudinal direction of this reflecting plate 69 is held by a notched groove 64, and the other end is inserted into a gap 68 at the lower end of the inner wall surface of the reflecting head 6 and held, and this reflecting plate 69 is The reflection plate 69 is closely attached along the inner wall surface of the reflection plate 6 by its own tension.

Then, the inner surfaces of the pair of reflective bases 6 are made to face each other,
The blocks 7 are arranged and joined at predetermined intervals between the joining plates 62 to form an arch-shaped reflector 5 having a semi-elliptical or semi-circular cross section, and the space between the blocks 7 is formed into an exhaust I'71.

Reference numeral 8 denotes a side plate for positioning the light emission source 9, and the positioning side plate 8 is provided with a mounting portion 81 for the light emission source 9 with X and Y axes set around the vertical line of the optical axis of the light emission source 9. The light emission source positioning side plates 8 are arranged at both longitudinal ends of the reflector 6, and the light emission source positioning side plates 8
The mounting portions 9 hold both ends of the light emission source 9.

Reference numeral 10 denotes a draw-down door, and this draw-down door 10 is attached to the guide piece 21 of the fully open portion 2 of the casing 1 so as to close the fully open portion 2.

〔Effect of the invention〕

The irradiation device of the present invention having the above configuration does not require replacing the entire lamp housing as in conventional lamp housings when replacing or repairing, but only the casing, reflector, reflector plate, light emission source, side plate for positioning the light emission source, and drawdown are required. It has a structure that combines various parts such as doors, and each part can be easily removed and repaired, making it easy to repair and replace each part.

In addition, the reflector used in the reflector is a thin plate and is attached in such a way that it adheres to the inner wall surface of the reflection base by the tension of the thin plate itself, so replacing this reflector,
Repairs are easy, and the price is several tenths of the price of conventional products.

In addition, if the specular surface of the reflector plate is oxidized and its function deteriorates due to radial changes in radiant energy, it is sufficient to slide the guide rail, pull out the reflector, and replace only the reflector. The reflector could be replaced in a short time, and there was no need to replace other parts. Therefore, the cost of maintaining the irradiation device has become extremely low because it is sufficient to replace the reflector.

Furthermore, the light emitting source was conventionally fixed to the lamp housing, but in the present invention, the positioning side plate of the light emitting source allows it to be freely moved and attached to any mounting part with good luminous efficiency. The location can be freely selected.

Furthermore, when using a long light emitting source, it becomes easy to center the light emitting source, and the light emitting source can be prevented from breaking due to expansion.

[Brief explanation of the drawing]

The figures relate to embodiments of the present invention, in which Fig. 1 is an assembled state diagram of the reflector, Fig. 2 is a sectional view of the reflection base, Fig. 3 is an explanatory perspective view of the irradiation device, and Fig. 4 is a light emission source. The installation of the positioning side plate is shown in the state diagram, and Figure 5 is a perspective view of the drying device.
FIG. 6 is a sectional view of the housing. Gochire l dari 7

Claims (3)

[Claims] (1) Guide rails are provided at the inner lower ends of the left and right side walls at right angles along the longitudinal direction, a fully open section is provided at one end in the longitudinal direction, an electrical installation section is provided at the other end, and a cooling exhaust port is provided approximately at the center of the top surface. a gate-shaped casing; a reflector mounted within the casing with its lower end placed on a guide rail; An irradiation device for a drying device comprising side plates for positioning a light emission source disposed at both longitudinal ends of a reflector, and a removable draw-down door attached to the fully open portion of a housing. (2) A radiation fin is provided along the longitudinal direction on the outer wall, a joining plate is provided hanging down in the longitudinal direction at the upper end, a stopper with a groove is provided at the top, and a retaining plate with a retaining protrusion is provided at the lower end. A reflection base molded into a semi-elliptical cross-section or a semicircular shape divided into two and fixed with screws, and the stopper is disposed between the notch groove and the holding protrusion, and is tightly attached under tension along the inner wall surface of the reflection base. It consists of a reflector plate whose surface is mirror-finished, and a block which is joined at a predetermined interval between the joint plates of a pair of reflection bases to form an exhaust port. Or a reflector for an irradiation device of a drying device assembled in a semicircular shape. (3) The light emission source is centered on the vertical line of the optical axis on the X-axis, Y-axis,
A side plate for positioning a light emitting source for an irradiation device of a drying device, which has a mounting part that can move the optical axis of a light emitting source with a Z-axis set to an arbitrary position, and is disposed at both longitudinal ends of a reflector.