TWI608208B - Adaptable infrared baking system and method - Google Patents

Description

Adaptive adjustment infrared baking system and method

The present invention relates to an infrared baking system and method, and more particularly to an infrared baking system and method for adaptability adjustment of an infrared baking curing adhesive material in a shoe component assembly process.

In the process of manufacturing shoes, it is usually necessary to use adhesive materials to bond various footwear components, and to cure the adhesive material through the baking process to achieve sufficient bonding strength and bonding durability, so the system and method for baking the adhesive materials Quality management of shoes is quite important.

Therefore, US Patent Publication No. 20140110390A1 "Energy Efficient Infrared Oven" discloses a baking system that uses a plurality of sets of infrared light sources to heat, cure, and/or dry footwear components and adhesive materials, and at the same time The baking stage flexibly adjusts the power of the infrared light source to achieve a highly efficient and energy efficient curing process.

However, the baking system does not take into account the heat loss phenomenon of the infrared light source, that is, the light source energy is not uniformly irradiated, but is concentrated in the central section, and the sections on the other sides are rapidly lowered. As a result, the footwear component conveyed under the infrared light source cannot maintain a constant receiving energy, which affects the curing effect of the adhesive material.

Accordingly, it is an object of the present invention to provide an adaptable infrared baking system to improve the stability of receiving infrared energy of a footwear component during baking.

Thus, the adaptively adjustable infrared baking system of the present invention comprises a shoe unit, a baking unit, and a control unit.

The shoe unit is provided for at least one footwear component.

The baking unit is disposed on one side of the shoe unit and includes a loading platform, a plurality of heating tubes disposed on the stage and emitting infrared rays toward the shoe unit, and a distance adjusting module disposed on the stage.

The control unit signal is coupled to the distance adjustment module and outputs a servo signal associated with the result of the control plan to the distance adjustment module based on at least a control plan associated with the infrared energy received by the footwear component. The distance adjustment module adjusts a distance between the heating tubes according to the servo signal and a distance between the heating tubes and the footwear component.

Another object of the present invention is to provide an infrared baking method that is adaptable to the above-described infrared baking system.

Thus, the adaptively modified infrared baking method of the present invention comprises the following steps:

(A) placing at least one footwear component in the shoe unit.

(B) The control unit detects the distance between the footwear component and the heating tubes.

(C) The control unit outputs a servo signal related to the result of the control plan to the distance adjustment module based at least on a control plan relating to the infrared energy received by the footwear component.

(D) The distance adjustment module adjusts the distance between the heating tubes according to the servo signal and the distance between the heating tubes and the footwear component to conform to the control plan.

The effect of the invention is that the control unit controls the distance adjustment module so that the distance between the heating tubes and the footwear component can follow the control plan to achieve an automatic adjustment function, so that the footwear The component is capable of maintaining a constant receiving energy to enhance the curing of the bonding material.

Referring to Figures 1, 2 and 3, an embodiment of the adaptively adjustable infrared baking system of the present invention comprises a shoe unit 100, a baking unit 200, and a control unit 300.

The shoe unit 100 includes a transport device 110 for a plurality of footwear components 400 such that the footwear components 400 can be moved relative to the bake unit 200 through the transport device 110. In this embodiment, although there are a plurality of the footwear components 400, the number thereof is not limited thereto, and may be only one. In addition, the conveying device 110 is for moving the footwear components 400 relative to the baking unit 200, so the conveying device 110 should include, besides the embodiment of the conveying track as in the embodiment, In other embodiments, the conveying device 110 can also be a drawer type, and a placing tray (not shown) is used for the footwear components 400 to be placed, and the whole tray is placed for baking and taking out.

The baking unit 200 is disposed above the shoe unit 100 and includes a loading platform 210, a plurality of heating tubes 220 for emitting infrared rays toward the shoe unit 100, and a distance adjusting module disposed on the loading platform 210. 230. The stage 210 has a tube holder 211, and a plurality of tube holders 212 disposed on the tube holder 211 and provided for the heating tubes 220. The distance adjustment module 230 has a lifting mechanism 231 for adjusting the distance between the shoe unit 100 and the tube holder 211, and a folding mechanism 232 for adjusting the distance between the tube holders 212. The energy of the infrared rays emitted by each of the heating tubes 220 has a peak wavelength in the range of 1 to 5 μm.

It should be noted that, in this embodiment, the number of the tube holders 211 is one, but it is not limited thereto, and may be two or more. Therefore, if the stage 210 has a plurality of tube holders 211, each of the tube holders 211 and the heating tube 220 disposed thereon can be regarded as a single module. Moreover, the peak wavelengths of the energy of the infrared rays emitted by the heating tubes 220 on the same tube holder 211 are substantially the same, and the peak wavelengths of the energy of the infrared rays emitted by the heating tubes 220 of the different tube holders 211 are different. In this way, the infrared irradiation regions having different energy peaks on the same operation line can be used to improve the bonding and curing effects in response to the characteristics of different bonding materials. In addition, the tube holders 211 are replaceably disposed on the stage 210, so that when the user replaces one of the tube holders 211, a plurality of heating tubes 220 having different energy peaks can be simultaneously replaced to improve maintenance efficiency. And make the configuration of the overall infrared illumination energy more flexible.

In addition, in the embodiment, the lifting mechanism 231 drives the connecting rod structure by the motor, so that the positioning base 211 can move between the upper end position and the lower end position relative to the conveying device 110. When the tube holder 211 is at the upper end position, the distance between the heating tubes 220 and the conveying device 110 is the largest; when the tube holder 211 is at the lower end position, between the heating tubes 220 and the conveying device 110 The distance is the smallest. Similarly, the gathering mechanism 232 also drives the connecting rod structure by the motor, so that each of the tube racks 212 can move relative to the adjacent tube rack 212 between a stowed position and an extended position, and outputs a related The pipe spacing of the position of the heating pipe 220 is fed back to the control unit 300. In the stowed position, the distance between each of the pipe racks 212 and the adjacent pipe racks 212 is the smallest; in the extended position, the distance between each of the pipe racks 212 and the adjacent pipe racks 212 is the largest.

On the other hand, the stage 210 is designed to match the embodiment of the transport device 110. Therefore, in the present embodiment, since the conveying device 110 carries the footwear components 400 in the straight line direction, and the heating pipes 220 are prevented from being irradiated to the footwear components 400 as much as possible, the transportation is received. The device 110 is disposed above the transport device 110, but not limited thereto, the stage 210 can be disposed under the transport device 110, or as mentioned above, When the conveying device 110 adopts the embodiment of the turntable rotation, the stage 210 is also adjusted corresponding to the direction in which the conveying device 110 is placed on the footwear components 400.

The control unit 300 includes a distance sensor 310 disposed on the tube holder 211 and a controller 320 coupled to the distance sensor 310 and the distance adjustment module 230. The distance sensor 310 detects the distance between the heating tubes 220 and the footwear components 400 and outputs a distance feedback signal to the controller 320 in relation to the detected distance. The controller 320 outputs a servo signal related to the result of the control plan to the distance adjustment module 230 according to a control plan relating to the infrared energy received by the footwear component 400 and the pipe distance feedback signal.

It should be noted that the distance sensor 310 is used in this embodiment to accurately obtain the distance between the heating tube 220 and the footwear components 400 to quickly adjust the distance adjustment module 230. The distance between the heating tubes 220 and the distance between the heating tubes 220 and the footwear components 400 can be in accordance with the control plan. However, if the motor of the lifting mechanism 231 has a feedback function, the distance between the heating tube 220 and the conveying device 110 can be calculated through the feedback signal of the motor, and the heating tubes 220 and the heating tube 220 can be estimated. The distance between the footwear components 400 is controlled to control the distance adjustment module 230.

Therefore, according to the analysis of the heat loss phenomenon of the heating pipes 220, the inventor has made the control plan such that the distance between the heating pipes 220 and the footwear components 400 is equal to 1.45 of the distance between the heating pipes 220. 1.55 times. In this manner, as shown in FIG. 3 and FIG. 4, when the lifting mechanism 231 drives the heating tubes 220 to move up and down relative to the footwear components 400, the gathering mechanism 232 then correspondingly drives the heating tubes 220 to the left and right. Move in order to comply with the control plan.

It is to be noted that, in the above drawings, the footwear components 400 are illustrated by a sole, but the footwear components 400 may also be a hoe as shown in FIG. 5, referring to FIG. 2 and FIG. The distance sensor 310 can also detect the distance between the heating tubes 220 (Fig. 3) and the footwear components 400 for adjustment by the controller 320 in accordance with the control plan.

Referring to FIG. 2, FIG. 6 and FIG. 7, in addition, the tube holders 212 can be extracted to replace a plurality of heating tubes 220 and 221 having different energy peaks, wherein the heating tubes 220 and the heating tubes 221 are respectively Different energy peaks, and are staggered (can be evenly staggered or unevenly staggered), so that it is convenient to replace the heating pipes 220, 221 according to energy requirements, to facilitate maintenance and replacement, and to have different energy peaks on the same working line. Infrared illumination is provided for the controller 320 to appropriately select one or more of the heating tubes 220, 221 to optimally cure the different materials to be cured according to the control plan.

In summary, the flow can be summarized into an infrared baking method that can be adapted to the invention, and is suitable for the aforementioned infrared baking system. Referring to Figures 2, 3 and 8, the method comprises the following steps:

Step S51: The footwear components 400 are placed on the transport device 110.

Step S52: The distance sensor 310 detects the distance between the footwear components 400 and the heating tubes 220.

Step S53: The controller 320 outputs the servo signal to the distance adjustment module 230 according to the control plan.

Step S54: The distance adjustment module 230 adjusts the distance between the heating tubes 220 according to the servo signal, and adjusts the distance between the heating tubes 220 and the footwear components 400 through the lifting mechanism 231. The distance to meet the control plan.

Thereby, the infrared baking system adaptable to the present invention can ensure that the distance between the heating tubes 220 and the footwear components 400 follows the control plan to achieve an automatic adjustment function, so that the transportation is performed. The footwear component 400 under the heating tube 220 can maintain a constant receiving energy and improve the curing effect of the adhesive material, so that the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still It is within the scope of the patent of the present invention.

100‧‧‧shoe unit
110‧‧‧Conveyor
200‧‧‧ baking unit
210‧‧‧Package
211‧‧‧tube holder
212‧‧‧tube rack
220, 221‧‧‧ heating tube
230‧‧‧ distance adjustment module
231‧‧‧Uplifting agency
232‧‧‧ gathering institutions
300‧‧‧Control unit
310‧‧‧Distance sensor
320‧‧‧ Controller
400‧‧‧Shoe parts
S51~S54‧‧‧Steps

Other features and advantages of the present invention will be apparent from the embodiments of the present invention, wherein: Figure 1 is a partial perspective view illustrating one of the embodiments of the adaptively modified infrared baking system of the present invention. a shoe unit and a baking unit, and a plurality of footwear components placed on the shoe unit; FIG. 2 is a signal flow diagram for explaining signal transmission of the embodiment; FIG. 3 and FIG. 4 are partial partial views, respectively. The figure shows that when the distance between the plurality of heating tubes of the baking unit changes relative to the footwear components, a distance adjusting module of the baking unit drives the heating tubes to conform to a control plan; A partial perspective view showing that the footwear components can also be a hoe; FIG. 6 is a partial perspective view showing that the plurality of pipe racks of the embodiment can be extracted to replace a plurality of heating tubes of different energy peaks; A partial front view, an explanatory view of FIG. 6; and FIG. 8 is a flow chart illustrating the steps of the adaptively adjustable infrared baking method of the present invention.

100‧‧‧shoe unit

110‧‧‧Conveyor

200‧‧‧ baking unit

210‧‧‧Package

211‧‧‧tube holder

212‧‧‧tube rack

230‧‧‧ distance adjustment module

231‧‧‧Uplifting agency

232‧‧‧ gathering institutions

400‧‧‧Shoe parts

Claims (10)

An adaptive adjustment infrared baking system, comprising: a shoe unit for placing at least one footwear component; a baking unit disposed on one side of the shoe unit and including a carrier, and a plurality of a heating tube that emits infrared rays toward the shoe unit, and a distance adjustment module disposed on the stage; and a control unit, the signal is connected to the distance adjustment module, and at least according to the shoe The class component receives a control plan of the infrared energy to output a servo signal related to the result of the control plan to the distance adjustment module, the distance adjustment module adjusts a distance between the heating pipes according to the servo signal, and the same The distance between the heating tube and the footwear component. The adaptive infrared baking system of claim 1, wherein the control unit comprises a distance sensor disposed on the stage, and a signal is coupled to the distance sensor and the distance adjustment mode a controller of the group, the distance sensor detects a distance between the heating tube and the footwear component, and outputs a distance feedback signal related to the detected distance to the controller, the controller is further configured according to The distance feedback signal outputs the servo signal. The adaptively-adjusted infrared baking system of claim 1, wherein the control unit comprises a controller for outputting the servo signal, and the distance adjustment module outputs a tube spacing associated with the positions of the heating tubes. The signal is fed back to the controller, and the controller also returns a signal according to the pipe pitch to output the servo signal. The adaptively-adjusted infrared baking system of claim 1, wherein the stage has at least one tube holder provided by the heating tubes, the tube holder being controlled by the distance adjusting module to be opposite to The shoe unit moves. The adaptively-adjusted infrared baking system of claim 4, wherein the tube holder is disposed above the shoe unit, and the distance adjustment module controls the tube holder relative to the shoe unit Moving between an upper end position and a lower end position, when the tube holder is at the upper end position, the distance between the heating tube and the shoe unit is maximum, and when the tube holder is at the lower end position, the heating tubes The distance from the shoe unit is minimal. The adaptively-adjusted infrared baking system of claim 4, wherein the stage further has a plurality of tube holders disposed on the tube holder and respectively provided by the heating tubes, the tube holders being The distance adjustment module controls to adjust the distance between the adjacent tube holders. The adaptively-adjusted infrared baking system according to claim 4, wherein the stage has a plurality of tube holders, each of which is provided with at least one heating tube, and the heating tube of the same tube holder is provided. The peak wavelengths of the energy of the infrared rays are substantially the same, and the peak wavelengths of the energy of the infrared rays emitted from the heating tubes of the different tube holders are different, and the tube holders can be alternately disposed on the stage. The adaptable infrared baking system of claim 1, wherein the shoe unit comprises a conveying device, the footwear component is disposed on the conveying device and is transparent to the baking device Unit moves. An adaptively adjusted infrared baking method is applied to an infrared baking system comprising a shoe unit, a baking unit, and a control unit, the baking unit comprising a loading platform and a plurality of a heating tube disposed on the stage and emitting infrared rays toward the shoe unit, and a distance adjusting module disposed on the stage, wherein the control unit is connected to the distance adjusting module, and the infrared baking method comprises the following steps (A) placing at least one footwear component in the shoe unit; (B) the control unit detecting a distance between the footwear component and the heating tubes; (C) the control unit is based at least on one The footwear component receives a control plan of infrared energy to output a servo signal related to the result of the control plan to the distance adjustment module; and (D) the distance adjustment module adjusts the heating pipe according to the servo signal The distance and the distance between the heating tubes and the footwear components to comply with the control plan. The adaptively modified infrared baking method of claim 9, wherein the control plan is such that the distance between the heating tubes and the footwear component is between 1.45 and 1.55 times the distance between the heating tubes.