TWM585676U - Light-heating curing apparatus - Google Patents

Abstract

A light-heating curing apparatus includes a coating device, a light source module and a supporting platform. Heat-curing glue is coated along a coating path by the coating device, wherein the coating path is located on a coating surface. The light source module emits a light ray to the heat-curing glue. The coating device is connected to the supporting platform, wherein the light source module is mounted on the supporting platform. When the light-heating curing apparatus is working, the coating device and the light source module are carried by the supporting platform to move along the coating path, and the light source module further emits the light ray back and forth along a scanning direction. The light-heating curing apparatus of the utility model can decrease switching time between the light source module and the coating device, and curing process can be controlled precisely.

Description

Light heating curing device

The present invention relates to a light heating and curing device, and more particularly to a light heating and curing device that reduces the time for switching between a light source module and a coating device.

Light heating curing devices are widely used in industry, such as IC packaging, LCD frame adhesive, LED packaging, LED potting, computer mobile phone casing packaging, notebook computer gluing, printed circuit board assembly or gluing between various components. With the increasing progress of the electronics industry, the industry's requirements for the accuracy of such light heating and curing devices have also increased.

The existing light heating curing device can be mainly divided into two procedures: gluing and curing. These two procedures must be implemented through the coating device and the light source module respectively. Therefore, these two procedures must be performed separately during the entire work process, that is, After the gluing process is performed, the device needs to be switched before the curing process can be continued, which will greatly lengthen the time of light heating and curing work.

The existing curing process can be divided into two forms. The first is to control the light source device to irradiate the thermosetting glue along the coating path of the thermosetting glue to cure it. However, when the coating path of the thermosetting glue is more complicated, this kind of The curing method will also greatly lengthen the working time of light heating curing; the other is to use a large curing device (such as a planar or linear light source) to irradiate all the thermosetting glue applied in an area at the same time, but this method is easy to cause Dispersion and waste of light energy, and because the light energy cannot be concentrated, it is very likely that the curing process needs to be repeated by irradiating the heat curing glue, so the working time will also be significantly lengthened.

In view of the shortcomings of the prior art, there is currently a light heating and curing device in which a light source device is fixed beside a coating device, so as to achieve the effect of immediate curing after coating. However, such a light heating curing device is limited by a fixed distance between the light source device and the coating device, and can only be applied to a specific coating path such as a straight line, resulting in poor working flexibility. Therefore, it is still necessary to provide a light heating curing device to solve the problems of the prior art.

The prior art paragraphs are only used to help understand the content of the creation, so the content disclosed in the prior art paragraphs may contain some conventional technologies that do not constitute the knowledge of those skilled in the art. The content disclosed in the previous technical paragraphs does not represent the content or the problem to be solved by one or more embodiments of the present invention, and has been known or recognized by those with ordinary knowledge in the technical field to which this invention belongs before the application for this creation.

According to the shortcomings of the prior art, the purpose of the present invention is to provide a light heating curing device, which can shorten the curing time.

Another purpose of this creation is to provide a light-heating curing device that can precisely control the curing position to meet the needs of precise control.

Other purposes and advantages of this creation can be further understood from the technical features disclosed in this creation.

In order to achieve some or all of the above or other purposes, an embodiment of the present invention discloses a light heating curing device, which includes a coating device, a light source module, and a bearing platform. The coating device applies a thermal curing glue along a coating path, where the coating path is located at On the coating surface, the light source module provides light to irradiate the thermosetting glue, and the bearing platform is connected to the coating device. The light source module is fixed on the bearing platform. When the light heating and curing device works, the bearing platform drives the coating device and the light source module along the coating path. Moving, and the light source module provides light back and forth in the scanning direction of the vertical coating path and located on the coating surface.

In one embodiment, the light source module further includes a light source, at least one rotatable mirror, and a focusing lens. The light source module changes the irradiation position of the light through the at least one rotatable mirror, and focuses the light through the focusing lens.

In one embodiment, the thermosetting glue applied on the coating path has a glue width in the scanning direction, and the light focused through the focusing lens has an irradiation area on the heat curing glue, and the width of the irradiation area in the scanning direction is smaller than that of the glue. width.

In one embodiment, the light heating curing device further includes a control unit, and the control unit is electrically connected to the bearing platform, the coating device and the light source module.

In one embodiment, when the light-heating and curing device is operating, the control unit controls the starting time or position of the light source module to irradiate the light with the heat-curing glue according to at least one set parameter.

In one embodiment, the control unit controls the light source module to rotate around the coating device according to the coating path.

In one embodiment, the coating device is connected to the bearing platform through a pivot mechanism.

In one embodiment, the coating device is movable in a direction perpendicular to the coating surface.

In one embodiment, the light source module is movable in a direction perpendicular to the coating surface.

Based on the above, the embodiment of the present invention has at least one of the following advantages or effects. In the embodiment of the present invention, the light source module of the light heating curing device provides light to irradiate the heat curing glue, the bearing platform is connected to the coating device and the light source module is fixed to the bearing platform. When the light heating curing device works, the bearing platform drives the coating The device and the light source module move along the coating path, and the light source module provides light to and fro in the scanning direction of the vertical coating path and located on the coating surface to cure the thermosetting glue. In this way, compared with the prior art, the light source module can be reduced. The time with the coating device, and the curing process can be precisely controlled.

In order to make the above features and advantages of this creation more comprehensible, embodiments are described below in detail with the accompanying drawings as follows.

The foregoing and other technical contents, features, and effects of this creation will be clearly presented in the following detailed description of a preferred embodiment with reference to the drawings. The directional terms mentioned in the following embodiments, such as: up, down, left, right, front, or rear, are only directions referring to the attached drawings. Therefore, the terminology used is used to explain and is not used to limit the creation.

FIG. 1 is a schematic diagram showing a structure of a light heating and curing device according to an embodiment disclosed in the present invention, and FIG. 2 is a schematic plan view showing a light curing device applying a heat curing glue according to the embodiment of FIG. 1. Please refer to FIGS. 1 and 2. The light heating curing device 10 includes a coating device 12, a light source module 14, and a supporting platform 16. The coating device 12 applies a thermal curing glue 18 along a coating path 22, where the coating path 22 is located on the coating surface 21. The coating surface 21 is, for example, one surface of the workpiece 20, but is not limited thereto. The light source module 14 provides light 141 to irradiate the heat-curing glue 18, so that the heat-curing glue 18 undergoes a cross-linking reaction and solidifies to form a heat-curing glue 181. In addition, the bearing platform 16 is connected to the coating device 12, and the light source module 14 is fixed on the bearing platform 16. Therefore, when the light heating and curing device 10 works, the supporting platform 16 will simultaneously move the coating device 12 and the light source module 14.

FIG. 3 is a schematic structural diagram of a light source module according to the embodiment of FIG. 1. Please refer to FIG. 2 and FIG. 3, the light source module 14 provides light 141 back and forth in a scanning direction 23. The scanning direction 23 is, for example, a vertical coating path 22 and is located on the coating surface 21. In detail, in this embodiment, the light source module 14 includes a light source 142 and at least one rotatable mirror (the first rotatable mirror 143 and the second rotatable mirror 144 are shown in FIG. 3, but this is not the case. Limit) and focusing lens 145, in which the light 141 emitted from the light source 142 passes through the first rotatable mirror 143 and the second rotatable mirror 144 to change the direction of travel of the light 141, and is focused through the focusing lens 145 to form the light 141 to radiate heat固 胶 18。 Cured glue 18. In this embodiment, the light source 142 is, for example, a laser light source. However, the light source 142 may also use other light sources with sufficient power and match optical elements such as a collimating lens, which is not limited in this creation.

Please continue to refer to FIG. 1, FIG. 2 and FIG. 3. After the light 141 is focused by the focusing lens 145, an irradiation area 182 is formed on the thermosetting glue 18. The thermosetting glue 18 has a glue width in the scanning direction 23 and the irradiation area 182. The width in the scanning direction 23 is smaller than the adhesive width of the thermosetting adhesive 18. In detail, the irradiation area 182 is, for example, dot-shaped, but is not limited thereto. The irradiation area 182 has a width y in the scanning direction 23, and the thermosetting adhesive 18 has a glue width x in the scanning direction 23, where the width y is smaller than the thermosetting adhesive 18 As the glue width x, the energy of the light 141 can be concentrated to greatly improve the curing efficiency. In this embodiment, the light source module 14 provides light 141 back and forth in the scanning direction 23 to solidify the thermosetting adhesive 18 to form a thermosetting adhesive 181, and the supporting platform 16 will simultaneously drive the coating device 12 and the light source module 14 along the coating path. 22 to move. For example, the heat curing adhesive 18 has multiple irradiation positions such as A, B, C, and D. When the irradiation area 182 is located at the position A, the light source module 14 can control the irradiation area 182 to move from the position A in the scanning direction 23 to At the position B, the carrying platform 16 drives the light source module 14 to move the irradiation area 182 from the position B along the coating path 22 to the position C. The light source module 14 then controls the irradiation area 182 from the position C to the position D along the scanning direction 23. In this way, the light heating curing device 10 can control the light source module 14 and the supporting platform 16 by controlling the light source module 14 and the carrying platform 16. Compared with the prior art, the time for switching between the light source module 14 and the coating device 12 can be reduced, and the overall curing process can be accurately controlled. Shorten the curing time of the thermosetting glue 18.

FIG. 4 is a schematic diagram showing a system architecture of a light heating and curing device according to the embodiment of FIG. 1. Please refer to FIG. 1 and FIG. 4. The light heating curing device 10 further includes a control unit 30. The control unit 30 is coupled to the coating device 12, the light source module 14, and the bearing platform 16. The control unit 30 is, for example, a single core or a multi-core. Central Processing Unit (CPU), or other programmable general purpose or special purpose microprocessor (Microprocessor), digital signal processor (Digital Signal Processor, DSP), programmable controller, special Application Specific Integrated Circuit (ASIC) or other similar components or combinations of the above components can also be used with electronic devices such as remote computers and tablets. This creation does not limit this. In this embodiment, the control unit 30 has, for example, an input interface (not shown in FIG. 4), and an operator can input at least one setting parameter through the input interface. When the light heating and curing device 10 works, the control unit 30 can The parameter controls the starting time or position of the light source module 14 to irradiate the light 141 on the thermosetting glue 18, and the setting parameter is, for example, a curing delay time or a distance. Therefore, the operator only needs to input appropriate setting parameters according to the thermosetting glue of different components, and the control unit 30 can simultaneously control the coating device 12, the light source module 14, and the carrying platform 16 according to these setting parameters, for example, the light source module 14 is controlled. The irradiation time of the light 141 at the starting time or position of the heat curing glue 18 can greatly improve the performance of the light heating curing device 10.

FIG. 5 is a schematic diagram illustrating a rotating light source module in a light heating and curing device according to the embodiment of FIG. 1. Please refer to FIG. 2, FIG. 4 and FIG. 5, when the coating path 22 is not straight, the control unit 30 can control the light source module 14 according to the coating path 22 and rotate the coating device 12 as an axis. In detail, the control unit 30 controls, for example, the carrying platform 16 to drive the light source module 14 so that the light source module 14 rotates around the coating device 12 (FIG. 5 schematically illustrates that the light source module 14 is implemented by the left side of FIG. 5. The line position is rotated 180 degrees to the dotted line position on the right side of FIG. 5, but it is not limited thereto.) The bearing platform 16 is pivotally connected to the coating device 12. The rotation surface of the light source module 14 is parallel to the coating surface 21. It can carry out light heating and curing according to various coating paths.

6A to 6C are schematic diagrams showing the working process of the light heating curing device according to the embodiment of FIG. 1. Please refer to FIG. 4, FIG. 5 and FIG. 6A first, the coating path 22 on the coating surface 21 has a path vector 221, and the light heating curing device 10 has a coating direction vector 101. The coating direction vector 101 represents a working direction in which the light heating and curing device 10 performs the light heating and curing work. The two ends of the coating direction vector 101 are, for example, points where the light source module 14 and the coating device 12 are respectively projected onto the coating surface 21. When the coating direction vector 101 is parallel to the path vector 221 and both directions are the same (as shown in FIG. 6A), the light heating and curing device 10 can directly perform light heating and curing on the coating path 22. Please refer to FIGS. 4, 5, 6B, and 6C. When the coating direction vector 101 is not parallel to the path vector 221 (as shown in FIG. 6B), the control unit 30 controls the light source module 14 with the coating device 12 as the axis. After the rotation is performed, the coating direction vector 101 of the light heating curing device 10 is substantially parallel to the path vector 221 (as shown in FIG. 6C), and then the light heating curing operation is performed on the coating path 22. In this way, the light heating and curing device 10 can flexibly respond to changes in various coating paths 22 to avoid interference from the light emitted from the light source module 14 on the forming mechanism of the coating device 12. In addition, in this embodiment, the operator can also manually control the rotation of the light source module 14, so that the light source module 14 can avoid the above-mentioned mechanism interference on the coating path 22, and the control module 30 can also be based on the coating device 12 The parameters such as the size of the glue head calculate the position and distance of the interference of the mechanism, and compensate the light emitted by the light source module 14 based on the calculated position and distance of the mechanism interference. This creation does not limit this.

FIG. 7A and FIG. 7B are schematic structural diagrams of a light heating and curing device according to another embodiment disclosed by the present invention. Please refer to FIG. 7A and FIG. 7B at the same time. The light heating and curing device 10A is similar to the light heating and curing device 10 in the embodiments of FIGS. 1 to 6C and can achieve the same effect. . The difference between the light heating curing device 10A and the light heating curing device 10 is that the coating device 12 is connected to the bearing platform 16 through a pivot mechanism 16A, so that the coating device 12 can rotate relative to the bearing platform 16 to adjust the coating device 12 to apply the thermosetting glue. s position. In this embodiment, the pivot mechanism 16A is, for example, a universal joint (also referred to as a universal joint). FIG. 7A and FIG. 7B each schematically illustrate that the coating device 12 is rotated in different directions to adjust the glue head. The relative positions and distances between 12A and the light source module 14 can be matched with various coating paths 22 or the coating distances required by the thermosetting glue 18. In this embodiment, the pivot mechanism 16A is not limited to the type and structure of the universal joint, and may also be implemented by other suitable mechanisms, such as a robotic arm having multiple degrees of freedom, etc., and this creation is not limited thereto.

FIG. 8A and FIG. 8B are schematic structural diagrams of a light heating and curing device according to still another embodiment disclosed in the present invention. Please refer to FIG. 8A and FIG. 8B at the same time. The light heating and curing device 10B is similar to the light heating and curing devices 10 and 10A of the foregoing embodiment and can achieve the same effect. The same components are denoted by the same reference numerals, and details are not described herein again. The difference between the light heating curing device 10B and the light heating curing devices 10 and 10A is that the coating device 12 and the light source module 14 of the light heating curing device 10B can selectively change the relative position with the coating surface 21 along the moving direction 24. The moving direction 24 is perpendicular to the coating surface 21. In this embodiment, the coating device 12 is, for example, connected to the bearing platform 16 by means of a slide rail or a pneumatic mechanism, and the creation is not limited thereto.

In detail, in this embodiment, the coating surface 21 of the workpiece 20 has, for example, a plurality of protrusions or depressions (a protrusion 20 'is schematically shown in FIGS. 8A and 8B, but is not limited thereto) . Please refer to FIG. 8A first. When the light heating and curing device 10B encounters the protrusion 20 'on the coating surface 21 during operation, the control unit 30 (not shown in FIG. 8A) first controls the coating unit 12 along the moving direction, for example. 24 is away from the coating surface 21 to coat the heat curing glue 18 in cooperation with the protrusion 20 ′ on the coating surface 21. Referring to FIG. 8B, as the light heating and curing device 10B moves, the control unit 30 (not shown in FIG. 8B) controls the light source module 14 away from the coating surface 21 in the moving direction 24. For example, the light source module is driven by the moving bearing platform 16 The group 14 is moved to emit light 141 to irradiate the thermosetting glue 18 located on the protrusion 20 '. In this way, the light heating curing device 10B can correspond to various protrusions or depressions on the workpiece 20 encountered during the working process, and avoid the coating device 12 or the light source module 14 from directly hitting the workpiece 20. It is worth noting that this creation is not limited to the fact that the coating unit 12 or the light source module 14 must be moved only when there are protrusions or depressions on the coating surface 21 during light heating curing work.

FIG. 9 is a schematic diagram showing a working process of a light heating and curing device according to still another embodiment disclosed in the present invention. Please refer to FIG. 9. In this embodiment, the coating path 22 has, for example, a start point P and an end point S, including a PQ segment, a QR segment, and an RS segment. The arrows of the PQ segment, the QR segment, and the RS segment represent the movement of the light heating curing device 10. direction. For example, the light heating and curing device 10 moves from point P to point Q to perform light heating and curing of the PQ section, and then moves from point Q to point R to perform light heating and curing of the QR section. When the light heating and curing device 10 is ready to perform the thermal curing work of the RS segment, the control unit 30 can control the entire light heating and curing device 10 to move from the S point to the R point, instead of moving from the R point to the S point for the light heating and curing work . Therefore, the control unit 30 can flexibly respond to various changes in the coating path 22 without rotating the light source module 14 to avoid interference on the mechanism.

It is worth noting that the light heating and curing device 10A disclosed in the embodiment of FIGS. 7A and 7B and the light heating and curing device 10B disclosed in the embodiment of FIGS. 8A and 8B can also be applied to the embodiment of FIGS. 1 to 6C and FIG. 9. The light heating and curing device 10 in the example is not limited in this work.

In summary, in the embodiment of the present invention, the coating device in the light heating curing device applies the thermal curing glue along the coating path, the light source module provides light to irradiate the thermal curing glue, the bearing platform is connected to the coating device, and the light source module is fixed On the supporting platform, when the light heating curing device works, the supporting platform drives the coating device and the light source module to move along the coating path, and the light source module provides light to and fro in the scanning direction of the vertical coating path and located on the coating surface to cure the heat curing adhesive. In this way, compared with the prior art, the time for switching the light source module and the coating device can be reduced, and the curing process can be accurately controlled.

However, the above are only the preferred embodiments of this creation. When the scope of implementation of this creation cannot be limited in this way, that is, the simple equivalent changes and modifications made according to the scope of the patent application for this creation and the description of the new type, All are still covered by the new patent. In addition, any embodiment of this creation or the scope of patent application need not achieve all the purposes or advantages or features disclosed in the creation. In addition, the abstract section and title are only used to assist the search of patent documents and are not intended to limit the scope of rights of this creation. In addition, the terms "first" and "second" mentioned in this specification or the scope of the patent application are only used to name the element or to distinguish between different embodiments or ranges, not to limit the number of elements. Upper or lower limit.

10, 10A, 10B ‧‧‧ Light heating curing device

101‧‧‧coating direction vector

12‧‧‧ coating device

14‧‧‧light source module

141‧‧‧light

16‧‧‧bearing platform

16A‧‧‧ Pivot mechanism

18‧‧‧Heat Curing Adhesive

181‧‧‧Heat-curing adhesive after solidification

182‧‧‧ Irradiated area

20‧‧‧ Workpiece

20’‧‧‧ raised

21‧‧‧ coated surface

22‧‧‧ Coating Path

221‧‧‧path vector

23‧‧‧Scanning direction

24‧‧‧ Direction of movement

A, B, C, D‧‧‧‧ Irradiation position of heat curing glue

P, Q, R, S‧‧‧ points on the coating path

x‧‧‧plastic width

y‧‧‧width of the irradiation area in the scanning direction

FIG. 1 is a schematic diagram showing a structure of a light heating and curing device according to an embodiment disclosed in the present invention; FIG.
FIG. 2 is a schematic top view illustrating the application of a thermal curing adhesive by a light heating curing device according to the embodiment of FIG. 1; FIG.
3 is a schematic structural diagram of a light source module according to the embodiment of FIG. 1;
4 is a schematic diagram showing a system architecture of a light heating curing device according to the embodiment of FIG. 1;
5 is a schematic diagram showing a rotating light source module in a light heating curing device according to the embodiment of FIG. 1;
6A to 6C are schematic diagrams showing a working process of a light heating curing device according to the embodiment of FIG. 1;
FIG. 7A and FIG. 7B are schematic diagrams showing the structure of a light heating and curing device according to another embodiment disclosed in the present invention; FIG.
FIG. 8A and FIG. 8B are schematic diagrams showing the structure of a light heating and curing device according to still another embodiment disclosed in this work; and FIG. 9 is a diagram showing the working process of the light and heating and curing device according to another embodiment disclosed in this work schematic diagram.

Claims (9)

A light heating curing device includes:
A coating device for coating a thermosetting glue along a coating path, wherein the coating path is located on a coating surface;
A light source module providing a light to illuminate the heat-curing glue; and a bearing platform connected to the coating device, wherein the light source module is fixed on the bearing platform;
Wherein, when the light heating curing device is working, the bearing platform drives the coating device and the light source module to move along the coating path, and the light source module provides the back and forth in a scanning direction perpendicular to the coating path and located on the coating surface. Light to cure the heat-curing glue. The light heating and curing device according to item 1 of the scope of patent application, wherein the light source module further includes a light source, at least one rotatable mirror, and a focusing lens, and the light source module changes the light source through the at least one rotatable mirror. The traveling direction of the light, and the light is focused through the focusing lens. The light heating curing device according to item 2 of the scope of the patent application, wherein the heat curing glue applied on the coating path has a glue width in the scanning direction, and the light focused through the focusing lens is cured by the heat. The glue has an irradiation area, and the width of the irradiation area in the scanning direction is smaller than the glue width. According to the light heating curing device described in the first item of the patent application scope, it further includes a control unit, wherein the control unit is electrically connected to the bearing platform, the coating device and the light source module. The light heating curing device according to item 4 of the scope of patent application, wherein when the light heating curing device is in operation, the control unit controls the light source module to irradiate the light with a starting time of the heat curing glue according to at least one setting parameter. Or a position. The light heating and curing device according to item 4 of the scope of the patent application, wherein the control unit controls the light source module to rotate around the coating device according to the coating path. The light heating curing device according to item 1 of the scope of patent application, wherein the coating device can be connected to the bearing platform through a pivot mechanism. According to the light heating and curing device described in the first item of the patent application scope, wherein the coating device is movable in a direction perpendicular to the coating surface. According to the light heating and curing device described in the first item of the patent application scope, wherein the light source module is movable in a direction perpendicular to the coating surface.