KR100723017B1 - Infrared rays filter assembly system - Google Patents

Abstract

The present invention relates to a filter assembly system, which transfers the trays 210 containing the filter 310 and the holder 320 from the upper surface of the rectangular base 2 to adhere the filter 310 to the holder 320. A filter assembly system comprising: a magazine (110) in which one or more first and second trays (210) loaded with the filter (310) and a holder (320) to which the filter is attached are loaded; Transfer having a holding unit 160 for holding and transporting the first and second trays 210 loaded with the filter 310 and the holder 320 to which the filter 310 is attached from the magazine 110, respectively. Unit 150; An inspection unit 120 having an inspection device for inspecting an abnormality of the filter 310 seated on the first tray 210 transferred by the transfer unit 150; An adhesive applying unit 140 for applying an adhesive to a holder 320 seated on the second tray 120 transferred by the transfer unit 150; A filter for adsorbing and transporting the filter 310 from the first tray 210 of the inspection unit 120 to attach to the holder 320 of the second tray 210 coated with the adhesive to load the filter 310. Loading unit 190; The second tray 210 including the holder 320 to which the filter 310 is attached is held by the holding unit 160 to be transferred by the transfer unit 150, and the transferred second tray 210. Curing unit 130 to cure the adhesive in the holder 320; And a second tray 210 cured by the curing unit 130 is held through the holding unit 160 to be transferred by the transfer unit 150, and seated on the transferred second tray 210. Confirmation unit 170 having an inspection device for inspecting the abnormality of the holder 320; It is characterized by consisting of a control unit for controlling the overall device and to drive the respective devices according to the user's request.

Filters, Trays, Holders, Transfers, Curing, Magazines

Description

Filter assembly system {Infrared rays filter assembly system}

1 is a schematic exploded perspective view of a filter assembly system according to the present invention.

2 is a perspective view showing in detail the transfer unit and the holding unit of FIG.

3 is a perspective view showing in detail the inspection unit of FIG.

4 is a perspective view specifically showing the adhesive applying unit of FIG.

5 is a perspective view showing in detail the filter loading unit of FIG.

6 is a perspective view showing in detail the curing unit of FIG.

7 is a perspective view showing a filter and a holder to which the filter according to the present invention is attached.

Figure 8 is an enlarged perspective view of the coupling portion of the tray and the transfer unit according to the present invention.

FIG. 9 is a conceptual diagram schematically illustrating an operation sequence of the filter assembly system of FIG. 1.

Explanation of symbols on the main parts of the drawings

2: base 110: magazine

120: inspection unit 130: curing unit

140: adhesive coating unit 150: transfer unit

160: holding unit 170: confirmation unit

190,191: filter loading unit 210: tray

310: filter 320: holder

The present invention relates to a filter assembly system, and more particularly, an infrared cut filter (IR CUT-OFF FILTER), which is assembled to a camera lens used in a cellular phone, is automatically assembled into a holder. It relates to a filter assembly system that extracts.

In general, cameras used in cellular phones are essentially equipped with an infrared cut filter which filters infrared wavelengths incident to the optical system, that is, transmits visible light bands and reflects infrared bands (CUT-OFF) to enable clear images. do.

However, in order to attach the IR cut filter to the camera, it is necessary to first install the filter in the holder and attach it to the front of the camera lens. However, in the past, the operation of attaching the filter to the holder is performed only by manual labor, which reduces work efficiency. There was a problem of low productivity.

In addition, according to the skill of the operator there is a problem that the deviation of the product quality is large and the quality of the product itself also falls.

SUMMARY OF THE INVENTION An object of the present invention is to provide a filter assembly system capable of improving product productivity and quality by automatically attaching a filter to a holder without manual labor.

It is still another object of the present invention to provide a filter assembly system in which a device for blowing clean air into the filter attachment part is added.

Still another object of the present invention is to provide a filter assembly system for installing a inspection and confirmation device to extract the defective products.

According to a preferred embodiment of the present invention for achieving the above object, in the filter assembly system for transporting the tray containing the filter and the holder from the upper surface of the rectangular base to adhere the filter to the holder, the filter and the filter A magazine in which one or more first and second trays on which a holder is attached are loaded are stacked; A transfer unit having a holding unit for holding and transferring a filter and a first tray and a second tray loaded with a holder to which the filter is attached, from the magazine; An inspection unit having an inspection device for inspecting an abnormality of a filter seated in a first tray conveyed by the transfer unit; An adhesive applying unit for applying an adhesive to a holder seated on a second tray conveyed by the transfer unit; A filter loading unit for adsorbing and transporting the filter from the first tray of the inspection unit and attaching the filter to a holder of the second tray coated with the adhesive to load the filter; A curing unit configured to hold the second tray including the holder to which the filter is attached, through the holding unit, to be transferred by the transfer unit, and to cure the adhesive of the holder in the transferred second tray; And a check unit configured to hold the second tray cured by the curing unit through the holding unit, to be transferred by the transfer unit, and to check an abnormality of a holder seated on the transferred second tray. ; Provided is a filter assembly system comprising a control unit for controlling the entire apparatus and for driving the respective apparatuses according to a user's request.

Preferably, the inspection unit, the curing unit, the adhesive coating unit, the identification unit is characterized in that the tray is transported in the X-Y direction and provided with a transfer means provided with a sensor.

Also preferably, the magazine is characterized in that it comprises a plurality of cylinders and four corner pillars so that a plurality of trays in a set to support the stacked trays on the bottom surface and apply upward force.

Also preferably, the inspection device is characterized in that it comprises a camera body and a lens unit provided on one side of the inspection unit and the confirmation unit to inspect the filter in the tray seated on the inspection unit and the confirmation unit.

Also preferably, the apparatus further includes a rectangular box positioned on the upper surface of the base and surrounding the devices installed on the upper surface of the base, and an apparatus for purifying air by forcibly adding air from the outside to the upper surface of the rectangular box. Characterized in that provided.

Also preferably, the adhesive is characterized in that the UV curing agent.

In addition, the position table to which the tray with a filter determined to be defective in the inspection unit is transferred, and the position table to which the tray with a filter determined to be good in the confirmation unit is further characterized in that it is made of It is done.

Also preferably, the filter loading unit serves to adsorb and transfer the filter from the first tray to attach to the holder of the second tray to which the adhesive is applied to load the filter, and is installed on one side of the transfer means. The U-shaped conveying member installed in the longitudinal direction (vertical to the longitudinal direction) in the plane of the base and installed in the longitudinal direction installed in the guide portion and fixed to the plate vertical member in the direction of the arrow by the rotation of the screw. It is installed to be transportable, and a protruding member is mounted at the upper end of the vertical member, and an adsorption member for loading a filter is installed at the end of the protruding member, and air is adsorbed through the suction hose at the end of the adsorption member. Adsorption unit is installed to suck and hold the finished filter seated on the tray to be bonded. Characterized in that binary.

Hereinafter, a filter assembly system according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a schematic exploded perspective view of a filter assembly system according to the present invention, Figure 2 is a perspective view showing in detail the transfer unit and the holding unit of Figure 1, Figure 3 is a perspective view showing in detail the inspection unit of Figure 1, 4 is a perspective view showing in detail the adhesive coating unit of Figure 1, Figure 5 is a perspective view showing in detail the filter loading unit of Figure 1, Figure 6 is a perspective view showing in detail the curing unit of Figure 1, Figure 7 8 is a perspective view illustrating a filter and a holder to which a filter is attached, and FIG. 8 is an enlarged perspective view of a coupling part of a tray and a transfer unit according to the present invention.

1 to 8, the filter assembly system 100 according to the present invention includes a filter 310 and first and second trays 210 loaded with a holder 320 to which the filter 310 is attached. The stacked magazine 110, the inspection unit and the verification unit (120, 170), the adhesive coating unit 140, the curing unit 130, and a transfer unit 150 having a pair of holding unit 160.

The magazine 110 includes a plurality of cylinders and four corner posts so that the plurality of trays 210 may be formed in a set to support the stacked trays on the bottom and to apply upward force.

The transfer unit 150 has a vertical pillar 152 and upper ends of the vertical pillars 152 which are installed at both ends in the longitudinal direction on the upper surface 3 of the base 2 of the filter assembly system 100 having a quadrangular shape. Are coupled to both ends of the horizontal pillar 153 and the holding units 160 are movable in both longitudinal directions of the horizontal pillar 153. The holding unit 160 has the same shape on both sides and is installed to face each other only in a direction. The holding unit 160 includes a pair of grips 162 that are movable inward with each other at a predetermined interval in front.

Reference numeral 154 denotes a motor driver operating according to a control signal of a controller (not shown), and reference numeral 154a denotes a pulley that rotates according to the operation of the motor driver 154. Reference numeral 155 denotes a rotating rod which is formed on a surface of a screw part screwed to a screw hole on one side of the holding unit 160 to move the holding unit 160 to the left and right through the rotation force through the pulley 154a. Indicates.

The inspection unit 120 has a conveying means 120a, which is mounted on the X-axis conveying apparatus 125 and the X-axis conveying apparatus 125 located on the upper surface of the base 123. It is located on one side of the magazine 110, including the Y-axis feeder (124). Since the conveying means 120a is provided in almost all device components, the repeated description will be omitted as much as possible. Tray seats 126a and 126b are installed on the upper surface of the vertical support formed vertically upward from one side of the Y-axis feeder 124 and detect the presence of the tray 210 to apply a detection signal to the controller. The sensor 121a is installed. Receiving holes 126a-1 and 126b-1 are formed on the tray seating portions 126a and 126b in which protrusions 212 protruding from the tray 210 are inserted and seated, respectively.

Reference numeral 122 is a horizontal support 121 of a predetermined length and installed at both ends of the horizontal support so as to be located between the vertical support of the Y-axis feeder 124 and both ends of the horizontal support adjacent to both sides of the base 123 It is coupled to the top of the vertical support 122 installed. An LED lighting unit 129b is installed at the upper center portion of the horizontal support 121, which inspects the abnormality of the filter 310 seated on the first tray 210 transferred by the transfer unit 150. Configure part of the device.

The inspection apparatus is installed on the camera body 129 and the camera body 129 which are vertically movable in a vertical direction with respect to the vertical support 127 and the vertical support 127 body installed vertically on one side of the conveying means. The camera body 129 includes a mounted camera lens unit 129a. In general, a CCD image pickup device is commonly used, and a detailed description thereof will be omitted since it is well known.

Reference numeral 126c denotes a tray holder portion installed in the middle portion of the tray seating portion 126a126b of the transfer means, and is movable up and down, before the tray 210 is transferred by the holding unit 160 of the transfer unit 150. After being transported upward, after the tray 210 is seated, the tray 210 is transported downward to fix the tray 210. All operations are operation controlled by the controller based on the signal detected by the sensor 121a.

The adhesive applying unit 140 is a device for applying the adhesive to the peripheral portion of the holder 320 seated on the tray 210 (the position to which the filter 310 is attached). Reference numeral 142 denotes a material tank in which an adhesive material is stored.

The adhesive applying unit 140 is located on one side of the conveying means 120a (the same conveying means as the conveying means 120a located in the inspection apparatus 120, on which the tray 210 is seated, and detailed structural description thereof is omitted). A pair of linear motor guides (141, 145) are installed in the mounted vertical columns (147) (XY axis moveable) and consist of a vertical movement (Z axis) guide (145) to move vertically downward. The vertical movement guide 145 includes an adhesive spray container 144b and a body 144 (also called a dispenser) and a nozzle 144a installed below the body 144 on the front surface. The spray container 144b is connected to the adhesive tank 142 and the hose 143 to receive the adhesive material. Reference numeral 146 denotes a drive motor for driving the vertical movement guide 145. Ultraviolet (UV) curing agents are used as the adhesive material.

The filter loading unit 190 is a filter from the first tray 210 of the conveying means 120a (the same conveying means as the conveying means 120a located in the inspection apparatus 120, detailed structure description is omitted). Adsorbs and transports the 310 to attach to the holder 320 of the second tray 210 to which the adhesive is applied to load the filter 310. The filter loading unit 190 is installed on one side of the conveying means 120a, and is installed in the longitudinal direction (the direction perpendicular to the length direction) in the plane 3 of the base 2. The configuration of the filter loading unit 190 is similar to that of a general actuator. That is, a screw is installed in the guide part 192 in the longitudinal direction and the U-shaped conveying member 194 fixed to the plate-shaped vertical member 194a is installed to be transported in the direction of the arrow by the rotation of the screw 199 ( Since this structure is a general structure, detailed description thereof will be omitted). A protruding member 193 is mounted at an upper end of the vertical member 194a, and an adsorption member 196 for loading the filter 310 is installed at an end of the protruding member 193. The adsorption member 196 is transportable in the direction of the arrow, the air is adsorbed through the suction hose 195 at the end and through which the suction of the filter 310, which is completed by the inspection seated on the tray 210 is sucked and maintained Adsorption part 197 is provided. The adsorption part 197 has an end portion formed in accordance with the size of the filter 310 to suck and fix the filter 310 by using the air adsorbed through the suction hose 195.

The curing unit 130 is a second tray 210 including a holder 320 to which the filter 310 is attached is held through the holding unit 160 is transported by the transfer unit 150, It serves to cure the holder 320 in the transferred second tray 210. The curing unit 130 also includes a structure of a conveying means 120a (the same conveying means as the conveying means located in the inspection apparatus 120, detailed structure description thereof is omitted), and since it has already been described, The description will be omitted. The curing unit 130 is composed of two vertical vertical support 136 installed on one side of the transfer means (120a) and the horizontal support 138 connected to the top of the vertical support 136, the horizontal support 138 In the center on the top) comprises a rotating body 133, the hose 132 is connected to the rotating cylinder 134 and the nozzle 132a installed at the end of the rotating body 133 through the rotating shaft 135. . The filter 310 and the holder 320 on the tray 210 seated on the conveying means 120a are cured by air of a predetermined temperature (air for curing) transmitted through the hoses 132. Of course, during the curing operation, the conveying means 120a may be transportable in the X-Y axis direction. Reference numeral 124a denotes a cylinder for conveying in the y-axis direction.

The confirmation unit 170 is a second tray 210 is held by the curing unit 130 through the holding unit 160 is transported by the transfer unit 150, the transferred second tray 210 It is equipped with a test device for checking once again whether there is an abnormality of the holder 320 seated on the). Since the configuration thereof is the same as that of the inspection unit 120, detailed description thereof will be omitted.

Reference numeral 191 denotes a filter loading unit having the same configuration as the filter loading unit 190 and includes a conveying means 120a.

Reference numeral 192 denotes a position table, and in the embodiment of the present invention, two are provided. In the position table 192 positioned on the inspection unit 120 side, the tray 210 having only a bad filter is transferred to the transfer unit 150. The table is transported by the holding unit 160, the tray 210 seated at this position is taken out by the worker to recover the tray and determine the cause of the defect.

The position table 192 located at the side of the checking unit 170 is a table for removing the defective filter and leaving only the tray of the good quality transferred by the holding unit 160 of the transfer unit 150. The tray 210 in this position is taken out by the worker for the next process.

Reference numeral 4 denotes a control panel incorporating buttons for overall control of the device.

Reference numeral 125 denotes the HEPA unit 125 (a device for purifying air by introducing air therein), and is formed in a rectangular box sized to surround devices installed on the upper surface 3 of the base 2 and the upper surface of the base 2. Slightly separated from (3) is installed above, the rectangular box is coupled to the vertical support 124 and the horizontal support 122, the cover 123 covers the entire upper surface and a part of the side.

Referring to FIGS. 7 and 8, the tray 210 according to the present invention has a substantially square structure, has a predetermined thickness, and a protrusion 212 protrudes from a lower edge thereof, and a filter 310 is attached to an upper surface 211. A plurality of holder mounting portions 215 are arranged in a plurality of left and right to uniformly align the holder 320. Reference numeral 214a denotes a recessed portion and 214b denotes a holding portion so that the grips 162 of the holding unit 160 of the transfer unit 150 can approach and pick up the holding portion 214b and transport the tray 210. have. The tray 210 is fitted into the mounting holes 126a-1 and 126b-1 of the tray mounting parts 126a and 126b of the transfer means 120a through the protrusion 212. Reference numeral 213 denotes a fixing hole for fixing the tray 210 from above. The cylinder 126d of the transfer means 120a may transfer the tray fixing member 126c up and down according to the operation of the piston 126e. The protruding member 126c-1 protruding below the tray fixing member 126c is engaged with the fixing hole 213 of the tray 210.

At this time, the projecting member 126c-1 in the protrusion 212 and the fixing hole 213 fitted into the seating holes 126a-1 and 126b-1 is always exactly aligned to the center when the tray 210 is transported and seated. It is tapered as much as possible.

FIG. 9 is a conceptual diagram schematically illustrating an operation sequence of the filter assembly system of FIG. 1.

Referring to FIG. 9, first, a tray 210 on which a plurality of filters 310 are mounted and a tray 210 on which a plurality of holders 320 are mounted are introduced. After that, a predetermined number of trays 210 are stacked in the magazine 110 (ST-10 and ST-11). For example, the operator stacks six dedicated trays 210 containing the holder 320 and the filter 310 and up / down one by one, one by one in the line by the holding unit 160 of the transfer unit 150. Input.

Thereafter, the product (96 pieces) having a width x length 12 x 8 array (12 mmm) arranged in the dedicated tray 210 is pitch-shifted to the conveying means 120a of the inspection apparatus 120 and the adhesive applying unit 140 (each Tolerance of movement by 12mm in the axis ranges from 2 to 5 µm.) The filter inspection process, the adhesive application and the filter attachment process are carried out (ST-12, ST-14). Of course, after the filter inspection process, the process of vacuum-suctioning and transferring the high quality filter 310 contained in the tray 210 through the filter loading unit 190 is preceded (S-13). Meanwhile, upon completion of the inspection process in step ST-12, the tray 210 is transferred to the position table 192 without transferring the defective filter product (ST-15).

After the adhesive, that is, the UV curing agent coating and filter attachment process, the tray 210 is transferred to the curing unit 130 through the holding unit 160 of the transfer unit 150 to cure the UV curing agent (ST-16). Thereafter, the tray 210 containing the cured product is transferred to the check unit 170 (ST-18). At this time, the inspection of the assembled finished product is carried out and the defective finished product is discharged to the conveying means 120a (ST-20, ST-21), and the tray 210 containing only the finished product is transferred to the position table (ST-19).

According to the filter assembly system according to the present invention as described above, it is possible to remarkably shorten the working time of the conventional manual work and to improve the work efficiency by automating the entire process of assembling the filter in the holder.

Meanwhile, in the above description of the present invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be defined by the described embodiments, but by the claims and equivalents of the claims.

Claims (8)

In the filter assembly system for transporting the trays 210 containing the filter 310 and the holder 320 from the upper surface of the rectangular base 2, the filter 310 is bonded to the holder 320, A magazine 110 in which one or more first and second trays 210 on which the filter 310 and the holder 320 to which the filter 310 is attached are loaded are stacked; Transfer having a holding unit 160 for holding and transporting the first and second trays 210 loaded with the filter 310 and the holder 320 to which the filter 310 is attached from the magazine 110, respectively. Unit 150; An inspection unit 120 having an inspection device for inspecting an abnormality of the filter 310 seated on the first tray 210 transferred by the transfer unit 150; An adhesive applying unit 140 for applying an adhesive to a holder 320 seated on the second tray 120 transferred by the transfer unit 150; A filter for adsorbing and transporting the filter 310 from the first tray 210 of the inspection unit 120 to attach to the holder 320 of the second tray 210 coated with the adhesive to load the filter 310. Loading unit 190; The second tray 210 including the holder 320 to which the filter 310 is attached is held by the holding unit 160 to be transferred by the transfer unit 150, and the transferred second tray 210. Curing unit 130 to cure the adhesive in the holder 320; And The second tray 210 cured by the curing unit 130 is held by the holding unit 160, is transferred by the transfer unit 150, the holder seated on the transferred second tray 210 Confirmation unit 170 having an inspection device for inspecting the abnormality of the 320; Filter assembly system comprising a control unit for controlling the overall device and to drive the respective devices according to the user's request. The method of claim 1, The inspection unit 120, the curing unit 130, the adhesive coating unit 140, the confirmation unit 170 can transfer the seated tray 210 in the XY direction and the transport means having a detection sensor 121a Filter assembly system comprising a (120a). The method of claim 1, The magazine 110 is characterized in that the plurality of trays 210 is composed of a set comprising a plurality of cylinders and four corner pillars to support the stacked trays on the bottom surface and to apply force upwards Assembly system. The method of claim 1, The inspection apparatus includes a camera body 129 and a lens unit 129a installed at one side of the inspection unit and the verification unit 120 and 170 to inspect the filter 310 in the tray seated on the inspection unit and the verification unit 120 and 170. Filter assembly system, characterized in that consisting of. According to claim 1, further comprising a rectangular box located on the upper surface (3) of the base (2) surrounding the devices installed on the upper surface (3) of the base (2), the outer surface of the rectangular box Filter assembly system, characterized in that further comprising a device for purifying the forced input of air from the furnace. The filter assembly system of claim 1, wherein the adhesive is a UV curing agent. The apparatus of claim 1, further comprising a position table (192) to which the tray (210) having the filter determined as defective in the inspection unit (120) is transferred, and a filter (determined as good) in the confirmation unit (170). Filter assembly system, characterized in that further comprises a position table 192, the tray 210 is transported. The filter loading unit 190 of claim 1, wherein the filter loading unit 190 adsorbs and transports the filter 310 from the first tray 210, and attaches the filter 310 to the holder 320 of the second tray 210 to which the adhesive is applied. It serves to load 310, is installed on one side of the conveying means (120a), is installed in the longitudinal direction (direction perpendicular to the longitudinal direction) in the plane 3 of the base 2, the guide portion ( A c-shaped transfer member 194 fixed to the plate-shaped vertical member 194a and installed in the longitudinal direction in the 192 is installed to be transportable in the direction of the arrow by the rotation of the screw 199, and the vertical member 194a. ) Is provided with a protruding member 193 at the upper end, and an adsorption member 196 for loading the filter 310 is installed at the end of the protruding member 193, and a suction hose at the end of the adsorption member 196. Air is adsorbed through 195, and the inspection seated on the tray 210 ends. Filter adsorption unit 197, the filter assembly systems, characterized in that the installation is made to keep the spent wash the adhesive (310).

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