KR100808423B1 - Keypad assembler and assembly method using the same - Google Patents

Abstract

Disclosed are a keypad assembly apparatus and a method for assembling a keypad for a terminal. The keypad assembly device of the present invention can receive the buttons connected to each other by the injection frame to cut the injection frame, and continuously supply the buttons separated from the injection frame through the transfer unit for continuous movement, the buttons are the same arrangement as the terminal keypad arrangement Can be attached to the rubber pad. In addition, the first transfer unit is provided with a camera capable of inspecting the state of the button, the second transfer unit is provided with a non-defective feeder for supplying a button of good quality by storing only a separate good quality button. Therefore, the keypad can be automatically assembled by inserting the injection molded button directly into the device without the need to separate the injection frame, and the mass production is possible, so as to reduce the production cost and check the state of the button before assembly. In order to reduce the defective rate, and to replace the defective button, it is possible to reduce the material cost by providing a good button from the good feeder.

Keypad, Transfer, Bonding, Alignment, Camera, Good Feeder

Description

KEYPAD ASSEMBLER AND ASSEMBLY METHOD USING THE SAME}

1 is a configuration diagram schematically showing a keypad assembly apparatus according to a first embodiment of the present invention.

2 is a diagram illustrating a process of transferring and inspecting a button through a first transport part.

3 is a diagram illustrating a process of attaching a rubber pad to a button on a third transport part.

4 is a configuration diagram illustrating the quality feeder disposed on the fourth transport part.

5 is a configuration diagram illustrating the attachment unit.

6 is a flowchart illustrating a keypad assembly method of the present invention.

7 is a configuration diagram schematically showing a keypad assembly apparatus according to a second embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

10: keypad assembly apparatus 100: button supply unit

112: 1st button feeder 114: 2nd button feeder

120: Camera 130: Cutting machine

142: first transport part 144: second transport part

150: first loading head 200: array unit

212: 3rd transportation part 214: 4th transportation part

216 ： second jig 220 ： goods feeder

250: array head 300: mounting unit

310: rubber feeder 320: dispenser

330: Rotator 340: Press

The present invention relates to a keypad assembly apparatus and an assembly method, and more particularly, to a keypad assembly apparatus and an assembly method capable of mass-producing a keypad for a terminal by supplying buttons and rubber pads automatically and continuously by a transfer unit.

The phone comes with a keypad on the front for entering numbers, letters or many other functions. Such keypads include buttons with numbers, letters, or other functional icons printed thereon, and rubber pads attached to buttons arranged to be identical to the keypad arrangement. A protrusion is formed on the rear surface of the rubber pad, and a printed circuit board is installed below the protrusion.

On the printed circuit board, an electrode capable of converting a pressing operation of the keypad into an electrical signal is formed at a position corresponding to the protrusion formed on the rubber pad, and the plurality of electrodes is covered by a semi-circular dome switch. That is, the dome switches are arranged on the rear surface of each button constituting the keypad, and the electrode is formed inside each dome switch.

In the past, such keypads were assembled by human hands. For this reason, it is possible to directly remove the buttons connected to each other from the injection frame, to align the buttons with the arrangement of the keypad for the terminal, and to attach the rubber pads to the separate buttons. By doing this, it takes a lot of time and reduces work efficiency. In addition, labor costs result in an increase in production costs, and since the buttons of the defective products are not identified before assembling the buttons, the buttons of the defective products are put into the assembly process to increase the defective rate.

In addition, a method of assembling a keypad using an assembly device using a reel may be considered, but it is not a preferable solution because a lot of time and labor is required for mounting a button on the reel one by one. That is, a plurality of buttons produced by being connected to the injection frame cannot be directly stored in the assembly apparatus, and before the operation, the buttons must be separated from the injection frame by manually cutting the buttons. After that, the detached button must be attached to the reel, which has the disadvantage that the time takes up most of the total assembly time.

One object of the present invention for solving the above problems is to maximize the productivity by automating the keypad assembly work was performed by the existing manual work, and the universal keypad assembly apparatus and assembly method that can reduce the unit cost due to the reduction in production costs according to mass production In providing.

Another object of the present invention is to provide a keypad assembly device and an assembly method for automatically separating the button from the injection frame and assembling the completed keypad just by supplying the buttons produced by being connected to each other by the injection frame.

According to a preferred embodiment of the present invention for achieving the above object of the present invention, the keypad assembly apparatus of the present invention when the button connected to the injection frame is supplied to separate the button from the injection frame, the button arrangement unit It provides a button supply unit for supplying to the button, the button arrangement unit for arranging the good quality buttons of the buttons in the same manner as the keypad arrangement for the terminal, and the attachment unit for attaching the rubber pad to the arranged buttons, and supplies a separate good quality button It may be provided with a good quality feeder to provide a separate good quality button to replace the defective button in the arrangement unit. The button is provided with the back facing upward, and the rubber pad is adhered to the back of the button.

The button supply unit includes a button feeder for providing a button connected to an injection frame, an identifier for identifying the good button among the buttons, a cutter for separating the button from the injection frame, and a transfer unit for transferring the separated button. 1 includes a transfer unit, and a loading head for moving the injection frame while reciprocating between the button feeder and the cutting machine.

The button feeder may be plural, and in this case, various kinds of buttons, for example, number buttons, menu buttons, OK buttons, navigation buttons, etc., may be separately supplied to each button feeder. In addition, when there are a plurality of button feeders, a plurality of transfer parts corresponding to each button feeder may be installed.

  A plurality of first jigs capable of accommodating the buttons are coupled to the first transfer part to move. The first jig is moved while being caught on the first conveying portion. It is also preferable to use a camera as the identifier.

The array unit includes a second jig having a receiving space formed in the regular array, an array head for transferring the button from the first transfer part and inserting the button into the second jig, and a second transfer part for coupling and transporting the second jig. do. The first transfer unit may be configured in two, one first transfer unit is disposed perpendicular to the second transfer unit, and the other first transfer unit is disposed parallel to the second transfer unit.

The array head may be installed on an axis formed on the conveying part and linearly move in two dimensions, and a plurality of pickers may be provided at a lower portion thereof to pick and place the button. The pickers are formed to correspond to the arrangement of the buttons accommodated in the second jig.

The attachment unit may include a rubber feeder for providing the rubber pad, a dispenser for applying an adhesive liquid to a contact surface of the rubber pad attached to the button, a rotor, the rubber pad, and a rotor that is overlaid on the button. And a press for pressing the button.

The dispenser includes an adhesive nozzle for spraying the adhesive liquid, an adhesive container in which the adhesive liquid is stored, and a connection tube connecting the adhesive nozzle and the adhesive container.

The rotor may include a rotary plate for supporting the rubber pad and a rotary shaft inserted into the rotary plate, and a rotary motor may be provided to rotate the rotary plate about the rotary shaft.

In addition, the keypad assembly apparatus may further include an unloader. The unloader may be disposed on one side of the arrangement unit. The unloader lowers the keypad for the terminal formed by attaching the button and the rubber pad to the keypad assembling device.

In addition, the keypad assembly apparatus according to another embodiment of the present invention provides a first button feeder for supplying an injection frame including a plurality of buttons, a relatively small number of first buttons among the buttons, and the first button First and second feed belts for supplying a greater number of second and third buttons and formed to face each other, the first conveying belt for conveying the first button in a first direction, and the first direction and The second and third buttons are transported in a second direction, which is a vertical direction, and are provided with second and third transport belts formed to face each other, and are disposed on the first, second or third transport belts. And an identifier for identifying a button of a good product among the second or third buttons, and moving the first, second or third button to the first, second or third transfer belt while moving in the first or second direction. A loading head for transferring each to the A first joining belt disposed between a second conveying belt and the third conveying belt to convey a button of a good product among the first and second buttons in the first direction, the second conveying belt and the third conveying belt; It may be disposed between the first and third buttons in the first direction may include a second bonding belt for transferring the button of the good quality, disposed on the first joint belt and the second bonding belt separate goods A good quality feeder for supplying a button, a first array head for transferring the first and second buttons of the good quality to the first joining belt while moving in the first or second direction, and in the first or second direction. A second arrangement head for transferring the first and third buttons of the good product to the second joining belt while moving and the rubber pad to the first or second joining belt are disposed adjacent to the first or second joining belt. Including rubber feeder to supply, The article feeder may provide a separate article button to replace the defective button on the first and second joint belt.

In addition, the keypad assembly method of the present invention comprises the steps of providing a button connected to the injection frame by the button feeder, identifying a button of the good quality of the button, and separating the button from the injection frame by separating the button with a cutter Supplying the button, transferring the button to the first transfer unit, transferring the button of the good product stored in the first jig to the second jig on the second transfer unit, and replacing the defective button from the non-defective feeder. Transferring the same good quality button as the defective button to the second transfer unit; and transferring the rubber pad to the second transfer unit and attaching the button to the button to form the keypad for the terminal.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention is not limited or limited by the embodiments.

First Example

1 is a block diagram schematically showing a keypad assembly apparatus according to a first embodiment of the present invention, Figure 2 is a block diagram showing a process of the button is transferred and inspected through the first transfer part, Figure 3 4 is a block diagram illustrating a process of attaching a rubber pad to a button on a third transport part, and FIG. 4 is a block diagram illustrating a good quality feeder disposed on a fourth transport part.

As shown in this, the keypad assembly apparatus 10 of the present invention is composed of a button supply unit, an array unit and an attachment unit.

The button supply unit 100 includes a button feeder 110, a camera 120, a cutter 130, a first transfer unit 140, and a loading head. The button feeder 110 includes a first button feeder 112 for providing a first button 116 connected to the injection frame and a second button feeder 114 for providing a second button. Substantially, the first and second button feeders 112 and 114 supply a button in the form of an injection frame in which a plurality of buttons are connected to the injection frame. In addition, the camera 120 is mounted on the upper part of the button feeder 110 to inspect the state of the first button 116 and the second button to determine good or bad. The first button 116 is a form in which a plurality of buttons are connected to each other by an injection frame, the second button has the same form. The cutting machine 130 is provided on the upper side of the button feeder 110 to cut the injection frame.

The injection frame of the first button 116 and the second button may be cut by the cutter 130.

The cutter 130 is composed of a pair, it consists of a cutting jig (not shown) to hold the injection frame supplied and a pressing jig pressing the injection frame. Below the cutting jig is a first jig 146 containing a cut button is disposed. The first jig 146 moves to the first transfer part 140 while holding the separated button. At this time, the first lift 147 on which the first jig 146 is placed moves up and down to adjust the height with the first transfer part 140 and is pushed by a pushing means (not shown) that acts in the lateral direction. The jig 146 moves on the first conveying part 140 on the first lift 147.

In addition, the first button 116 and the second button is characterized in that the back side is provided upside down. A rubber pad is attached to the rear surface to form a keypad for the terminal. A process of attaching the rubber pad to the back of the button will be described later.

Buttons supplied through the first and second button feeders 112 and 114 may be classified according to their quantity. For example, the first button 116 is a button of a relatively small number of buttons constituting the keypad for the terminal, the second button is a button of a larger quantity than the first button 116. In detail, the first button 116 may be an OK button or a menu button, and the second button may be configured as a number button.

The first transfer unit 140 is disposed to be adjacent to the first button feeder 112, the first transfer part 142 for transferring the separated first button 116, and the second button feeder 114 And a second transfer part 144 disposed to be adjacent to and transfer the separated second button. The first conveying part 142 and the second conveying part 144 may be arranged in a direction perpendicular to each other. The first and second transfer parts 122 and 124 may be linear moving means such as a conveyor belt, and may use a servo motor as a power source for moving the conveyor belt.

On the other hand, the first jig 146 for transferring the first button 116 and the second button is coupled to the first and second transfer parts (122, 124). The first jig 146 forms an accommodation space corresponding to the outer shape of the button to accommodate the first button 116 and the second button. In addition, a lower part of the first and second transfer parts 142 and 144 may accommodate a button that is determined as a defective item among the first button 116 and the second button accommodated in the first jig 146. A bin may be formed separately.

The loading head includes a first loading head 150 that picks up the injection frame from the first button feeder 112, and a second loading head that picks up the injection frame from the second button feeder 114.

A picker is provided below the first loading head 150 to easily pick up the first button 116 or the second button. In addition, since the rotational movement or the linear movement around the axis can be easily transferred to the lower portion of the cutter 130, the first button 116 or the second button.

The array unit 200 includes a second transfer unit 210, a good quality feeder 220, a jig feeder 230, an unloader 240 and the array head 250.

The second conveying unit 210 is composed of a third conveying part 212 and the fourth conveying part 214, the second jig 216 is formed in the same arrangement as the terminal keypad arrangement of the receiving space is coupled to move do. The second jig 216 is a jig molded to have the same arrangement and spacing as the keypad of the terminal when the separated keypad is contained. In addition, the second transfer part 210 is disposed in parallel with the first transfer part 142, it is characterized in that it is disposed perpendicular to the second transfer part 144. The third and fourth transfer parts 212 and 214 may be linear moving means such as a conveyor belt, and a servomotor may be used to drive the conveyor belt. If the third and fourth conveying parts 212 and 214 are excessively long in the conveying direction, production and installation are difficult. Therefore, the third and fourth conveying parts 212 and 214 may be used after being formed by engaging a short conveyor belt. In addition, the third transfer part 212 and the fourth transfer part 214 may transfer the second jig 216 in the opposite direction. The second jig 216 has a plurality of buttons stored in the inner receiving space, only the good button of the first button 116 and the second button is stored.

The good quality feeder 220 is formed on an upper portion of the fourth transfer part 214, and a plurality of good quality buttons are stored in the good quality feeder 220. The article feeder 220 may fill all the buttons of the article not filled in the second jig 216. However, the fourth transfer part 214 is formed by recessing downward from the point where the good feeder 220 is formed, and the good feeder 220 may be disposed in the recessed area. That is, the heights of the first and second transfer parts 142 and 144, the third transfer part 212, and the good quality feeder 220 are the same.

An additional camera may be additionally disposed on the side of the third conveying part 212 to observe the second jig 216 conveyed on the third conveying part 212. That is, the second jig 216 may check the empty accommodation space to know what buttons of good quality to fill in the empty accommodation space.

One jig feeder 230 is formed at each of both ends of the third transfer part 212 and the fourth transfer part 214. The jig conveyor 230 may reciprocate in the y-axis to accommodate the first button 116 and the second button in the second jig 216, and the empty second jig 216 Transfer from the transfer part of to another transfer part.

The array head 250 is picked up from the first jig 146 and moved to the second jig 216 while linearly moving along the x axis or the y axis. Therefore, the second jig 216 is supplied with the buttons of good quality from the first conveying part 142 and the second conveying part 144 to complete the keypad arrangement of the terminal. In addition, the array head 250 moves between the third transfer part 212 and the jig feeder 230 or the fourth transfer part 214 and the jig feeder 230 so that the receiving space is empty. The second jig 216 may be transferred, and the good button may be picked up from the good feeder 220 and transferred to the second jig 216 moving on the third transport part 212. In particular, since the height of the good quality feeder 220 and the belt is the same, it is possible to shorten the transport distance and time of the array head 250.

In this embodiment, the array head is configured as one, but in another embodiment, a plurality of array heads are provided to shorten the time by moving between the feeder or the belts.

The unloader 240 may be formed on a side surface of the third transfer part 212 to accommodate a keypad for a terminal. To this end, an unloading head capable of transferring the keypad for the terminal may be provided. The process of forming the keypad for the terminal will be described in detail in the following drawings.

The attachment unit 300 includes a rubber feeder 310, a dispenser 320, a rotator 330, and a press 340. The rubber feeder 310 is disposed on the side of the third conveying part 212 and supplies a rubber pad to the second jig 216 attached and moved on the third conveying part 212.

The rotor 330 moves between the rubber feeder 310 and the third transfer part 212, and transfers the rubber pad 312 to the second jig 216 to transfer the second jig 216. It overlaps with the first button 116 and the second button contained in. When transporting, the rubber pad is turned over by the rotation of the rotor 330.

The dispenser 320 is attached to the rotator 330 and has the same movement as the rotator 330 to apply an adhesive solution to the adhesive surface of the rubber pad that adheres to the first button 116 and the second button. .

The press 340 is disposed on the third conveying part 212, and the rubber pad overlapped with the first button 116 and the second button accommodated in the second jig 216 to compress Allow the adhesive to spread evenly over the adhesive surface.

Hereinafter, the process of assembling and assembling the button and the rubber pad will be described. For clarity, the button is described only for the first button, but the same applies to the second button.

The first button feeder 112 may store a plurality of injection frames connected to a plurality of buttons therein. The first loading head 150 transfers the injection frame to the cutting machine 130 using a loading picker coupled to the lower portion of the first loading head 150. The first loading head 150 picks up the first button 116 stored in the button feeder 110. The camera 120 is provided on the upper side of the first loading head 150 to inspect the state of the first button 116 picked up by the first loading head 150.

  After determining that the first button is good or defective by the camera 120, the first loading head 150 rotates about the z-axis to lift the first button 116 as a first lift ( 147 is accommodated in the first jig 146 mounted on the upper surface. The first jig 146 may accommodate the first button 116 by forming a plurality of accommodation spaces corresponding to the outer shape of the first button 116. A cutter 130 is provided above the first lift 147 to separate the first button 116 from the injection frame. The cutter 130 moves downward to cut the injection frame.

The cutting machine 130 is composed of a lower cutting jig (not shown) in which the injection frame is placed and an upper pressing jig for cutting a button from the injection frame. In addition, the first jig 146 is positioned below the cutting jig to accommodate buttons separated from the injection frame. Therefore, the first jig 146 is formed with a button receiving space in which the cut button can be stored. The first jig 146 is placed on the upper surface of the first lift 162 that can be raised and lowered. Buttons cut from the injection frame by the cutter 130 are transferred to the first transfer part 140 while being contained in the first jig 146.

Thereafter, the first jig 146 is coupled to the first transfer part 142 and is transferred in the x-axis direction. The first jig 146 moves and takes out the injection frame cut and generated by the cutting machine 130, and removes dust and other foreign matter. To this end, the upper part of the first jig 146 may be provided with a rotating body that can provide wind. The first button 116 determined as good quality by the camera 120 may be transferred to the third transfer part 212 by the first array head 250. The first array head 250 may include a plurality of pickers to pick up the first button 116.

However, if the first button 116 is determined to be defective, the defective first button 116 is transferred to the second lift 148 while being contained in the first jig 146. Subsequently, the second lift 148 is lowered so that the first jig 146 is formed below the first transfer part 140 to move in a direction opposite to the moving direction of the first transfer part 140. Transfer to. Subsequently, the first button that is judged to be defective may be collected as a separate defective collection. The first jig 146 transferred by the third transfer unit 145 is lifted again by the first lift 147 and supplied to the lower portion of the cutter 130. The first jig is recycled through the circulation process.

The first button 116 determined as good quality is transferred to the third transfer part 212 by the first array head 250 and is received in the second jig 216. A plurality of accommodation spaces are formed on the second jig 216, and the accommodation spaces have the same arrangement as that of the keypad for the terminal. The first button 116 transported through the third transport part 212 is attached to the rubber pad provided from the attachment unit 300. An adhesive liquid is applied to the adhesive surface of the rubber pad attached to the first button 116, and a process of applying the adhesive liquid will be described in detail in the following drawings. The press 340 is installed on the third transfer part 212 to finish attaching the rubber pad to the first button 116, and presses the rubber pad using the press 340. It helps spread the adhesive evenly over the adhesive surface. The keypad for the terminal formed by attaching the rubber pad to the first button 116 is picked up by the unloading head 242 and transferred to the unloader 240 formed on one side of the second transfer part 210. do. The second jig 216, in which the first button 116 is picked up by the unloading head 242 and the receiving space becomes empty, is transferred to the jig feeder 230, and the jig feeder 230 Transfers the second jig 216 to the fourth transfer part 214. The fourth transfer part 214 is disposed in parallel with the third transfer part 212, and transfers the second jig 216 in a direction opposite to the third transfer part 212. On the other hand, on the fourth conveying part 214, the good quality feeder 220, which stores only good quality buttons, is disposed. The fourth feed part 214 of the part where the good quality feeder 220 is disposed is recessed downward, and the good quality feeder 220 is disposed in the recessed space, so that the top surface of the good feeder 220 is disposed. The height of the upper surface of the fourth transfer part 214 is the same. The first array head 250 picks up the same good quality button from the good quality feeder 220 and transfers it to the second jig 216 that is coupled to the third transfer part 212 and moves. Fill in the receiving space. The second jig 216 is moved to one end of the fourth conveying part 214 and is transferred from the fourth conveying part 214 to the third conveying part 212 by the jig conveyer 230. .

5 illustrates a process of attaching the rubber pad and the first button. 5 is a configuration diagram illustrating the attachment unit. As shown in the drawing, the attachment unit 300 is provided with a dispenser 320 to apply an adhesive liquid to the rubber pad 312. The dispenser 320 includes an adhesive nozzle 322 for spraying the adhesive liquid and a storage container (not shown) in which the adhesive liquid is stored. In addition, the dispenser 320 may be formed with a connection tube 324 connecting the adhesive nozzle 322 and the storage container.

In addition, the attachment unit 300 is provided with a rotator 330 for supporting the rear surface of the rubber pad 312. The rotor 330 has a flat upper surface and includes a rotating plate 332 supporting the rubber pad 312 and a rotating shaft 334 inserted into the rotating plate 332. The rotating shaft 334 may be connected to a rotating motor (not shown) that provides a rotating force to rotate the rotating plate 332.

Adhesive liquid is applied from the adhesive nozzle 322 to the rubber pad 312 mounted on the rotating plate 332. At this time, the point where the adhesive liquid is applied by the adhesive nozzle 322 in the rubber pad 312 is a point corresponding to the arrangement of the keypad for the terminal. The rotating plate 332 may be rotated 180 degrees about the rotating shaft 334 by the rotating motor. The rubber pad 312 is transferred to the second jig 216 by the rotor 330. The rubber pad 312 is superimposed so that the surface on which the adhesive liquid is applied is directed toward the back of the button, and is pressed by the ear press 340 to finish the attachment.

Although the above description has been made with respect to the first button provided in the first button feeder, the same may be applied to the second button provided in the second button feeder.

Hereinafter, a keypad assembly method and effects of the present invention will be described.

6 is a flowchart illustrating a keypad assembly method of the present invention. As shown in the drawing, the button feeder provides a plurality of buttons connected to each other in the injection frame (S100).

The state of the button is inspected using a camera (S200).

The button connected to the injection frame is transferred to the lower part of the cutter by the loading head, and the injection frame is cut by the cutter to provide a separated button (S300).

The separated button is accommodated in the first jig to be coupled to the first transfer unit. The injection frame cut into the accommodation space of the first jig on the first transfer portion may be taken out and foreign matters may be removed. The button of the good product among the buttons stored in the first jig is prepared to be picked up by the arrangement head (S400).

The good button among the buttons stored and transported in the first jig is transferred to the second jig after the transfer to the second transport unit by the array head, and the button of the defective product is stored in the first jig as it is and collected by the defective collection after transfer. (S500).

The pickup head picks up the button of the good article corresponding to the button of the defective article from the good feeder and transfers it to the second jig which is coupled and moved on the second transfer unit (S600).

After the rubber pad is transferred to the second transfer unit, the rubber pad is attached to the button to form a keypad for the terminal (S700).

To describe this in detail, the adhesive liquid is applied to the rubber pad through an adhesive nozzle (S710).

Next, the rubber pad coated with the adhesive liquid on the adhesive surface is transferred to the second transfer unit (S720).

Next, the rubber pad and the button are attached (S730).

Next, the rubber pad is pressed into a press to finish the attachment (S740).

Next, the terminal keypad is transferred to the unloader by the unloading head (S750).

In this way, the buttons produced by the injection frame can be put into the device as it is, it is possible to assemble quickly, the whole process is automated, it is possible to assemble the keypad for the terminal in large quantities, labor and production costs can be reduced. In addition, by using a second jig that can be arranged in the same way as the keypad arrangement for the terminal, it is not necessary to align the keys separately, and check the state of the button before assembling the button and the rubber pad so that the camera is mounted. The high quality terminal keypad can be produced by eliminating and providing a good quality button.

2nd Example

6 is a configuration diagram schematically showing a keypad assembly apparatus according to a second embodiment of the present invention. The keypad assembling apparatus described in the second embodiment is similar in structure to the keypad assembling apparatus presented in the first embodiment, and overlapping contents may be briefly described or omitted to clearly describe the features of the present exemplary embodiment.

As shown in the drawing, the keypad assembly device 400 of the present invention includes a first button feeder 510 for providing a first button connected to each other by an injection frame, and a second button feeder 520 for providing a second button. And a third button feeder 530 that provides a third button. Each button is connected to each other by an injection frame. The injection frame is a thin line connecting the sides and sides of each button when the buttons are produced by molding, and is formed of the same material as the buttons. The first button is a menu button, an OK button or a navigation button, and the like. The second button and the third button are the same buttons, specifically, a number button and a character button. The buttons are stacked in multiple layers on the button feeders 510, 520, and 530. First cameras 570 are provided at positions adjacent to the button feeders 510, 520, and 530, respectively. The first camera 570 determines the first, second and third buttons supplied from the button feeders 510, 520, and 530 as good or bad. In addition, a cutting machine 590 is formed at positions adjacent to the button feeders 510, 520, and 530, respectively, in order to cut the injection frame of the buttons determined as good or defective by the first camera 570. 590 may cut the injection frame to separate the buttons individually.

In addition, the first transfer belt 540 adjacent to the first button feeder 510, the second transfer belt 550 adjacent to the second button feeder 520, and the third button feeder 530 adjacent to the The third transfer belt 560 is provided. The second conveyance belt 550 and the third conveyance belt 560 may be disposed perpendicularly to the first conveyance belt 540, and in particular, may be disposed to face each other about the first conveyance belt 540. . The first conveying belt 540, the second conveying belt 550 and the third conveying belt 560 is composed of a conveyor belt, the servo motor is mounted inside the conveyor belt to provide power. A plurality of first jigs are coupled to and moved over the conveyor belt. The first jig is formed with a plurality of accommodation spaces to correspond to the shape of the first, second and third buttons. The first button is provided on the first conveyance belt 540, the second button is provided on the second conveyance belt 550, and a third button is received on the third conveyance belt 560 in the first jig. Can be transported. The button that is determined to be good by the first camera 570 is transferred to the next work process, and the button that is determined to be defective is the first conveying belt 540, the second conveying belt 550, and the third. The collection belt 560 is collected in a defective collection box (not shown) disposed below.

The first conveying belt 540, the second conveying belt 550 and the third conveying belt 560 may each be formed in a pair, wherein the first conveying belt 540 is a menu button, OK, respectively A button or a navigation button may be transferred, and the second conveyance belt 550 and the third conveyance belt 560 may convey numeric buttons, respectively.

Between the first button feeder 510, the second button feeder 520 or the third button feeder 530, and the first transport belt 540, the second transport belt 550, and the third transport belt 560. Loading heads for moving the may be further provided. The loading head is provided with a plurality of pickers, and the separated first, second or third button is connected to the first button feeder 510, the second button feeder 520 or the third button feeder 530. After picking up from the first transfer belt 540, the second transfer belt 550 and the third transfer belt 560, respectively.

A first joining belt 620 and a second joining belt 630 and a third parallel to the first conveying belt 540 and perpendicular to the second conveying belt 550 and the third conveying belt 560; The joint belt 640 and the fourth joint belt 650 are disposed. The first joining belt 620, the second joining belt 630, the third joining belt 630 and the fourth joining belt 650 is composed of a conveyor belt, the servo motor is mounted inside the conveyor belt Provide power. The first joining belt 620 and the second joining belt 630, the third joining belt 640 and the fourth joining belt 650 is a pair of circulating belt and the second jig is coupled and moved. . That is, the first joining belt 620 and the second joining belt 630 transfer the second jig in opposite directions. In addition, the third bonding belt 640 moves the second jig in a direction opposite to the fourth bonding belt 650. Meanwhile, a jig feeder 660 is formed at one end of the first joining belt 620, the second joining belt 630, the third joining belt 630, and the fourth joining belt 650. The second jig to be transported in the phase is transferred to another bonding belt disposed adjacently. The second jig is provided with a plurality of accommodation space for accommodating the button, the accommodation space is characterized in that the same arrangement as the keypad arrangement for the terminal.

The first splicing belt 620 and the third splicing belt 640 transfers the second jig in which the good buttons are stored, but the second splicing belt 630 and the fourth splicing belt 650 have an accommodation space. The empty second jig is transferred. And on the second joint belt 630 and the fourth joint belt 650, a non-defective feeder 610 that stores only the buttons of the good quality is disposed. The height of the upper surface of the non-defective feeder 610 is the first part of the portion where the non-defective feeder 610 is disposed so as to match the height of the upper surface of the second bonding belt 630 and the fourth bonding belt 650 The second joining belt 630 and the fourth joining belt 650 are formed to be recessed in the downward direction.

The first conveying belt 540, the second conveying belt 550 or the third conveying belt 560 and the first bonding belt 620, the second bonding belt 630, the third bonding belt 640 or The first array head 640 and the second array head 650 may be provided to move between the fourth joint belt 650. That is, the first conveying belt 540 or the second conveying belt 550 and the first splicing belt 620 or the second splicing belt 630 is moved between, the first button or the second jig Moving between the first array head 640 and the first conveying belt 540 or the third conveying belt 560 and the third splicing belt 640 or the fourth splicing belt 650, It may be provided with a second array head 650 for conveying the second button or the second jig. The first array head 640 and the second array head 650 may be provided with a plurality of pickers, each picker picking up a button accommodated in the first jig to be transferred to the second jig or the bonding. The second jig can be transferred from a belt to the first jig or vice versa.

The first array head 640 and the second array head 650 are coupled to move on the first splicing belt 620 or the third splicing belt 640 by picking up the buttons of the goods from the good quality feeder 610 The transfer to the second jig, and fill the empty receiving space on the second jig. The second camera 580 is disposed on the side surfaces of the first splicing belt 620 and the third splicing belt 640 is coupled to and moved in the first splicing belt 620 and the third splicing belt 640 The second jig can be observed. That is, by checking the buttons filled and the buttons not filled in the receiving space of the second jig can tell which button to be transferred from the good quality feeder 610.

In the present embodiment, the array head is composed of two, but in another embodiment, the first, second or third transfer belt, the first, second, third or fourth joint belt, all the work of the jig feeder It can also be configured as a single head that can move relative to the area.

A first rubber feeder 710 is provided at one side of the first joining belt 620, and the first rubber feeder 710 is provided with the first and second buttons transferred on the first joining belt 620. The first rubber pad to be attached can be supplied. A second rubber feeder 720 is provided at one side of the third bonding belt 640, and the second rubber feeder 720 is provided with the first and third buttons transferred on the third bonding belt 640. A second rubber pad to be attached can be supplied. The first and second rubber pads may be attached to buttons that are accommodated in a second jig and transferred on the first bonding belt 620 and the third bonding belt 640. To this end, the first and second rubber pads may be coated with an adhesive liquid on a surface of the first and second rubber pads.

The first rubber feeder 710 may include a first dispenser 730 for applying an adhesive liquid to the rear surfaces of the first and second buttons, and a first press for compressing the first rubber pad and the first and second buttons. 770. In addition, the second rubber feeder 720 also compresses the second dispenser 740 for applying an adhesive liquid to the back of the first and third buttons, and the second rubber pad and the second for compressing the first and third buttons. It may further include a press 780. In addition, the first rubber feeder 710 is provided with a first rotator 750 rotates 180 degrees so as to attach the first rubber pad to the rear surface of the first and second buttons, and the second rubber feeder 720 includes a second rotator 760 for rotating and then rotating the second rubber pad 180 degrees to attach the second rubber pad to the rear surface of the first and third buttons. In addition, the first dispenser 730 and the second dispenser 740, the adhesive nozzle for spraying the adhesive liquid on the upper surface of the rubber pad, the adhesive container containing the adhesive liquid and the adhesive nozzle and the adhesive container It is further provided with a connection tube for connecting each.

The first button and the second button may be attached to the first rubber pad, and the first and third buttons and the second rubber pad may be attached to assemble a keypad for a terminal. One side of the first splicing belt 620 and the third splicing belt 640 may be provided with a first unloader 680 and a second unloader 690, respectively, to accommodate the terminal keypad for assembly. . In addition, the first unloader 680 and the second unloader 690 may include a first unloading head 685 and a second unloading head 695, respectively, for transporting the keypad for the terminal. .

As described above, according to the present invention has the effect of maximizing the productivity through the automatic process of the keypad assembly work was carried out by hand, the production cost is reduced according to mass production, thereby lowering the unit cost.

In addition, since the buttons produced by connecting to the injection frame can be put into the device as it is, there is no need to cut the injection frame or align the buttons separately, and the buttons are automatically aligned in the same arrangement structure as the keypad for the terminal. There is an effect to improve.

In addition, it is possible to remove the hassle of attaching to the roll by cutting the button from the injection frame one by one during the roll operation, there is an effect that can save work time.

In addition, there is an effect that can minimize the defective rate of the keypad for the terminal is assembled by collecting the button and the rubber pad to check and recover the defective button in advance.

In addition, by arranging a good feeder for supplying only the buttons of the good product can be replaced by the good button of the defective button immediately supply can shorten the working time, there is an effect that can reduce the material cost by reducing the waste of the button.

As described above, although described with reference to the preferred embodiment of the present invention, those skilled in the art various modifications and variations of the present invention without departing from the spirit and scope of the invention described in the claims below I can understand that you can.

Claims (19)

A button supply unit accommodating the buttons coupled to the injection frame, and providing the buttons after separating the buttons from the injection frame; Arrangement unit for arranging the good button of the buttons in the same manner as the keypad arrangement for the terminal; An attachment unit attaching a rubber pad to the buttons arranged; And Good quality feeder for supplying a separate good quality button; Includes, The good quality feeder is a keypad assembly apparatus, characterized in that for providing a separate good quality button to replace the button of the defective goods in the arrangement unit. The method of claim 1, The button is provided with the back facing upwards, the keypad assembly, characterized in that the rubber pad is adhered to the button back. The method of claim 1, The button supply unit A button feeder providing an injection frame including a button; An identifier for identifying the good button among the buttons; A cutter for separating the button from the injection frame; A first transfer part for transferring the separated button; And A loading head for transferring the injection frame to the cutter; Keypad assembly apparatus comprising a. The method of claim 3, The button feeder is a keypad assembly apparatus, characterized in that the plurality of button feeder for supplying a button according to the type of button. The method of claim 4, wherein The keypad assembly apparatus, characterized in that a plurality of first jig for accommodating each button is provided on the first transfer unit. The method of claim 5, The button supply unit A first lift for raising and lowering the first jig; A second lift corresponding to the first lift with the first transfer part therebetween, and lifting and lowering the first jig; And A third transfer part formed at a lower end of the first transfer part and transferring the first jig in a direction opposite to the first transfer part; Keypad assembly device characterized in that it further comprises. The method of claim 3, The array unit A second jig having an accommodating space in the same regular arrangement as the keypad arrangement for the terminal; An array head which feeds the button from the first conveying part and inserts the button into the second jig; And A second transfer part which transfers the second jig; Keypad assembly apparatus comprising a. The method of claim 7, wherein The first conveying unit is composed of two, one is disposed perpendicular to the second conveying portion, the other is keypad assembly apparatus, characterized in that arranged in parallel with the second conveying portion. The method of claim 1, The attachment unit is A rubber feeder providing the rubber pad; A dispenser for applying an adhesive liquid to the rubber pad contact surface attached to the button; A rotator inverting the rubber pad and superimposing the button on the button; And A press for pressing the rubber pad and the button; Keypad assembly comprising a. The method of claim 9, The rotator A rotating plate supporting the rubber pad; A rotating shaft inserted into the rotating plate; And A rotating motor rotating the rotating plate about the rotating shaft; Keypad assembly apparatus comprising a. The method of claim 1, Further comprising an unloader, The unloader is disposed on one side of the arrangement unit, the keypad assembly apparatus, characterized in that for unloading the keypad for the terminal formed by attaching the button and the rubber pad from the keypad assembly device . A first button feeder which supplies a button connected to an injection frame and supplies a first button having a relatively small number among the buttons; Second and third button feeders formed to face each other and supply second and third buttons having a greater number than the first button; A first conveyance belt for conveying the first button in a first direction; Second and third transfer belts configured to transfer the second and third buttons in a second direction perpendicular to the first direction and to face each other; An identifier disposed on the first, second or third transfer belt, the identifier identifying a button of a good product among the first, second or third buttons; A loading head moving in the first direction or the second direction and transferring the first, second or third buttons to the first, second or third conveying belts, respectively; A first joining belt disposed between the second conveying belt and the third conveying belt, and configured to convey a button of a good product among the first and second buttons in the first direction; A second joining belt disposed between the second conveying belt and the third conveying belt and transferring a good product button among the first and third buttons in the first direction; An article feeder disposed on the first junction belt and the second junction belt and supplying a separate article button; A first array head moving in the first or second direction and transferring the first and second buttons of the good product to the first joining belt; A second arrangement head moving in the first or second direction and transferring the first and third buttons of the good product to the second joining belt; And A rubber feeder disposed adjacent to the first or second joining belt and supplying a rubber pad to the first or second joining belt; Includes, The good quality feeder assembly keypad, characterized in that for providing a separate good quality button to replace the button of the defective on the first and second bonding belt. The method of claim 12, The keypad assembly apparatus, characterized in that further comprising a cutter disposed on the first, second or third transfer belt, the button for separating the button from the injection frame. The method of claim 12, The first and second joining belt is bent to a predetermined portion below, keypad assembly apparatus, characterized in that the good quality feeder is disposed in the curved formed space. The method of claim 12, Keypad assembly device, characterized in that each of the conveying belt and the bonding belt formed of at least two or more. Providing a button connected to the injection frame by the button feeder; Identifying a button of good quality among the buttons; Separating the button from the injection frame with a cutter to supply a separated button; Transferring the button to a first jig on a first conveying portion; Transferring a button of a good product stored in the first jig to a second jig on a second transfer part; Transferring a good quality button identical to the bad quality button from the good quality feeder to the second transfer unit in place of the bad quality button; And Transferring a rubber pad to the second transfer part and attaching the rubber pad to the button to form a keypad for the terminal; Keypad assembly method comprising a. The method of claim 16, Providing the button to the button feeder And inverting the button and arranging the back to face upward. The method of claim 16, Providing the button is a keypad assembly method, characterized in that for supplying a plurality of buttons separately according to the type. The method of claim 16, Transferring to the first jig on the first transfer unit is Taking out the injection frame cut from the first jig on the first transfer part; Removing foreign matter from the first jig; And Preparing to pick up the good button by an array head; Keypad assembly method characterized in that it further comprises.

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