KR100804675B1 - 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 apparatus 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 continuously moving, the buttons are the same arrangement as the terminal keypad arrangement Can be attached to the rubber pad. In addition, the transfer unit is provided with a camera that can inspect the state of the button, it is designed to be backwards. Therefore, it is possible to automatically assemble the keypad by inserting it directly into the device without the need to separate the injection-molded button from the injection frame individually, and to reduce the production cost as well as to mass-produce. It can be confirmed that the failure rate can be significantly reduced.

Keypad, Transfer, Bonding, Alignment, Camera

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 the first transfer unit.

3 is a block diagram illustrating a process of attaching a rubber pad to a button on a second transfer unit.

4 is a configuration diagram illustrating the attachment unit.

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

6 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>

1: keypad assembly apparatus 100: button supply unit

104: First jig 110: First button feeder

120: second button feeder 130: first transfer part

136: first array head 138: camera

140: second transfer part 200: array unit

202: second jig 210: second transfer part

300: Attachment unit 310: Rubber pad

320: dispenser 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 having the same arrangement as 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 back of each button constituting the keypad, and the electrodes are formed inside the dome switches.

In the past, such keypads were assembled by human hands. For this reason, the operation of separating the buttons connected to each other with the first injection frame from the injection frame, arranging the separated buttons with the arrangement of the keypad for the terminal, and attaching the rubber pads to the separate buttons can be performed directly. The work by man took a lot of time, and the work efficiency fell. In addition, labor costs increase the production cost, and does not check the state of the button before assembling the button results in a failure rate of the keypad due to the bad button.

In addition, a method of assembling a keypad using an assembly device using a reel may be considered. However, since a lot of time and labor are provided for mounting a button on a reel, it is not a preferable solution. In other words, a plurality of buttons produced by being connected to the injection frame cannot be directly stored in the device, and before the operation, the buttons must be separated from the injection frame by cutting by hand. 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-mentioned 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 and the button to the button arrangement unit It provides a button supply unit for providing, and a button arrangement unit for arranging the buttons in the same manner as the keypad arrangement for the terminal and an attachment unit for attaching a rubber pad to the buttons arranged.

The button supply unit includes a button feeder for providing a button connected to an injection frame, a cutter for separating the button from the injection frame, a first transfer unit for transferring the separated button, and reciprocating between the button feeder and the cutting machine. It includes a loading head for moving the injection frame. The button is cut off from the injection frame by a cutter and provided in the jig so that the rear side faces upwards, and a rubber pad in direct contact with the printed circuit board is attached to the rear surface of the button.

The first transfer unit may be provided with a plurality of transfer jig, which is an accommodation space that can accommodate each button. The transfer jig is moved while being caught on the first transfer part. The first transfer unit may include a camera for determining whether the button is a good product or a bad product. If a defective button is identified by the camera, the defective button can be replaced in the next transfer jig fed inline. Therefore, in order to effectively utilize the buttons contained in the transfer jig, it is preferable that the first transfer part freely move forward and backward. In addition, the button feeder may be plural, and in this case, a button, for example, a number button, a menu button, an OK button, or a navigation button, 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. The array unit includes a regular array jig that is an accommodation space for receiving a button provided from the first transport unit, and an array head for transporting the button from the first transport unit and inserting the button into the regular array jig, and transporting the regular array jig. 2 conveying section. The second transfer unit may be driven by a motor.

The array head may be provided in a plurality of pickers installed on an axis formed on the conveying part to linearly move and pick and place the buttons. The pickers are formed to correspond to the arrangement of buttons accommodated in the alignment jig.

The attachment unit may include a rubber feeder for providing the rubber pad, a dispenser for applying an adhesive liquid to the surface of the rubber pad to which the button is attached, a rotary machine that inverts the rubber pad and overlaps the button, and the rubber pad and the button. It includes a press for pressing.

The dispenser includes an adhesive nozzle for spraying the adhesive liquid, an adhesive container storing the adhesive liquid, and a connection tube connecting the adhesive nozzle and the adhesive container.

The rotor may include a rotary plate for supporting the rubber pad, a rotary shaft inserted into the rotary plate, and a rotary motor for rotating the rotary shaft.

In addition, the keypad assembly apparatus may further include an unloader. The unloader is 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 assembly device.

In addition, the keypad assembly apparatus of the present invention according to another embodiment is a plurality of button feeder for supplying an injection frame including a plurality of buttons, a cutting machine located adjacent to the button feeder to cut a button from the injection frame; A loading head for transferring the injection frame to the cutter while moving between the button feeder and the cutting machine, a first transfer part for continuously feeding the button separated by being disposed adjacent to the button feeder in a transfer jig; A second transfer part configured to receive the button separated and disposed adjacent to the first transfer part in a regular array jig and continuously transfer the transfer button; and an array head configured to move between the first transfer part and the second transfer part, and to move the separated button. And a rubber feeder disposed adjacent to the second transfer part to supply a rubber pad to the second transfer part. , Wherein it is possible to form the button and the keypad for the rubber pad is coupled to a terminal at the second transfer portion.

In addition, the keypad assembly method of the present invention comprises the steps of providing a button connected to the injection frame by a button feeder, separating the button from the injection frame, the separated button is disposed adjacent to the button feeder 1) conveying to the conveying unit; transferring the button from the first conveying unit to a second conveying unit disposed adjacent to the first conveying unit; and arranging the order in the same arrangement as that of the terminal keypad; and rubber pad to the second conveying unit. After the transfer is attached to the button to form a keypad for the terminal.

Hereinafter, exemplary 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 configuration diagram schematically showing a keypad assembly apparatus according to a first embodiment of the present invention, Figure 2 is a configuration diagram showing a process of transferring and inspecting a button through the first transfer unit, Figure 3 2 is a diagram showing the process of attaching the rubber pad and the button on the transfer unit.

As shown therein, the keypad assembly device 1 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 first button feeder 110 for providing the first button 102 coupled to the injection frame and a second button feeder 120 for providing the second button. A cutter 115 is provided for cutting the injection frame. The first button 102 or the second button which is supplied through the first button feeder 110 or the second button feeder 120, respectively, is provided with a rear surface facing upward, and the rear surface has the rubber pad attached thereto. Cotton. Substantially, the first and second button feeders supply a button in the form of an injection frame in which a plurality of buttons are connected to the injection frame. Detailed description of the attaching process will be described later.

The cutting machine 115 is provided at positions adjacent to the first and second button feeders 110 and 120. The injection frame may be cut through the cutting machine 115, and the first button 102 and the second button may be separated from the injection frame.

Buttons supplied through the first and second button feeders 110 and 120 may be classified according to their quantity. For example, the first button 102 may be a relatively large number of buttons on the keypad for the terminal, and the second button may be a smaller number of buttons than the first button 102. Specifically, the first button 102 may be a numeric button or the second button may be configured as an OK button or a menu button.

In addition, the button supply unit 100 includes a first transfer unit for transferring the first button 102 and the second button. That is, the first transfer unit is disposed adjacent to the first button feeder 110 and the first transfer part 130 for transferring the separated first button 102, and the second button feeder 120 and It includes a second transfer part 140 for transferring the second button disposed adjacently separated. The first conveying part 130 and the second conveying part 140 may be linear moving means such as a conveyor belt. In addition, the first transfer part 130 may be formed in a pair.

In addition, the camera 138 is provided on the upper side of the first transfer part 130 to check whether the first button 102 is neatly cut from the injection frame or other defects by the cutting machine 115. . That is, it may be visually determined that the button transferred through the camera 138 is not a good one.

In the case of non-defective goods, a non-defective button may be recovered by installing a defective collection box capable of recovering a defective button on the lower portion of the first transfer part 130 and the second transfer part 140. The button corresponding to the defective button may be supplied from the first jig 104 continuously provided through the first transfer part 130 to replace the button recovered by the defective collection. However, since the first button 102 is provided in the unit of a jig that stores a plurality of buttons, the first transport part 130 and the second transport part (in addition to the same button as the defective button are used again). 140 may reverse. In addition, it is also possible to supply a button of good quality corresponding to the button determined to be defective by separately installing the good quality storage unit containing only good quality in the first transfer part 130 and the second transport part 140.

Referring to FIG. 2, the cutter 115 is disposed between the button feeders 110 and 120 and the first transfer units 130 and 140, and the button feeders 110 and 120 and the first transfer units 130 and 140. The loading head is installed in between and moves therebetween, and supplies the injection frame to the cutter 115. That is, the loading head includes a first loading head 150 that picks up the injection frame from the first button feeder 110, and a second loading head that picks up the injection frame from the second button feeder 120.

The cutting machine 115 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 104 containing a cut button is disposed.

The first jig 104 moves to the first transfer part 130 while holding the separated button. At this time, the first jig 104 is placed by the pushing means (not shown) to match the height of the first conveying part 130 and act in the lateral direction while the first lift 162 on which the first jig is placed moves up and down. ) Moves onto the first transfer part 130 on the first lift.

The array unit 200 is disposed between the first conveying part 130 and the second conveying part 140, and a second conveying part parallel to the first conveying part 130 and the second conveying part 140 ( 210, and a second jig 202 placed on the second transfer part 210. The second jig 202 is a jig molded to have the same arrangement and spacing as the keypad of the terminal when the separated keypad is contained.

The first array head 136 and the second array head 142 which transfer the buttons of a good product to the second jig 202 while moving between the first transfer unit 130 and 140 and the second transfer unit 210. Is further provided. The first array head 136 is coupled to the first gantry 10 while linearly picking up a button of good quality from the first jig 104 attached and moved on the first conveying part 130. Move to the second jig 202. In addition, the second array head 142 is coupled to the first gantry 10, while linearly picking up a button of good quality from the jig on the second transfer part 140 to move to the second jig 202. do. Therefore, the second jig 202 is supplied with the buttons of good quality from the first transfer part 130 and the second transfer part 140 to complete the keypad arrangement of the terminal.

The attachment unit 300 includes a rubber feeder 310 for providing a rubber pad, a dispenser 320 for applying an adhesive solution to the surface of the rubber pad, and the rubber pad inverted to be contained in the second jig 202. A rotary machine 330 overlapped with the adhesive surface of the button and a press 340 for pressing the rubber pad are provided.

The rotor 330 is coupled to the transfer bar 350 which is movable in the x direction and the y direction. The transfer bar 350 may move the third gantry 30 in the x-axis direction, and the rotator 330 may transfer the transfer bar 350 in the y-axis direction. As the rotor 330 is movable in the x-axis and y-axis directions, the adhesive nozzle 322 mounted to the rotor 330 may also move in the x-axis and y-axis directions. The adhesive nozzle 322 may apply an adhesive liquid to the adhesive surface of each rubber pad while moving in the x or y direction even when the rubber feeder 310 is fixed.

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 110 may store a plurality of injection frames in which a plurality of buttons are connected to each other. The first loading head 150 transfers the injection frame to the cutter by using a loading picker 151 coupled to a lower portion thereof and linearly moving in a z-axis. The cutting machine 115 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, a first jig 104 is positioned below the cutting jig to accommodate buttons separated from the injection frame. Therefore, the first jig 104 is formed with a receiving space of the button that can be stored cut buttons. The first jig 104 is placed on the upper surface of the first lift 162 capable of raising and lowering.

The buttons cut from the injection frame by the cutter are transported to the first transport part 130 while being embedded in the first jig 104. The first conveying part 130 is composed of a first conveyor belt 132, a plurality of first servomotor 134 for driving the first conveyor belt 132 is the first conveyor belt 132 It is combined with the inner side of the.

The camera 138 is mounted on the upper side of the first transfer part 130 to inspect the cutting state of the injection frame and the appearance state of the button by the cutter 115. Buttons determined as good among the first buttons inspected by the camera 138 are transferred to the second transfer part 210 by the first array head 136 coupled to the first gantry 10. . The first array head 136 may have a plurality of array pickers 137 formed at a lower portion thereof to pick up the first button 102.

If the first button placed on the first jig 104 is determined to be good, the first button is placed on the second conveying part 210 by the first array head 136. Housed in. In particular, the second jig 202 is a regular array jig having the same arrangement as that of the keypad for the terminal. The second conveying unit 210 is composed of a third conveyor belt 212, a plurality of third servo motor 214 is mounted on the inner surface of the third conveyor belt (212). The first button transferred through the second transfer part 210 is coupled to the rubber pad provided from the attachment unit 300.

However, if the first button is determined to be defective, the defective first button is transferred to the second lift 164 while being contained in the first jig 104. Subsequently, the second lift 164 is lowered to form the first jig 104 below the first transport part 130 and to move in a direction opposite to the moving direction of the first transport part 130. Transfer to the transfer unit 170. Subsequently, the first button that is judged to be defective may be collected as a separate defective collection. The first jig 104 conveyed by the third transfer unit 170 is lifted again by the first lift 162 and supplied to the lower portion of the cutter 115. The first jig is recycled through the circulation process.

An adhesive liquid is coated on the adhesive surface of the rubber pad attached to the first button, and the adhesive liquid is applied in detail in the following drawings. In order to finish attaching the rubber pad to the first button 102, a press 340 is installed on the upper side of the second transfer part 210, and the rubber pad is pressed using the press 320. This allows the adhesive liquid to spread evenly on the adhesive surface. Thereafter, the keypad for the terminal formed by combining the rubber pad and the first button is an unloader formed at one side of the second transfer part 210 by an unloading head 410 mounted to the second gantry 20. 400). Looking at the circulation path of the second jig 202 on the second transfer unit 210, the second jig 202 picked up by the first button 102 by the unloading head 410 is a fourth It is lowered by the lift 224, transferred through the third carrying belt 230, and then lifted by the third lift 222 to be transferred to the working position of the first array head 136.

4 illustrates a process of attaching the rubber pad and the first button 102.

4 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 302. 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 302. The rotor 330 has a flat upper surface and includes a rotary plate 332 for supporting the rubber pad 302 and a rotary shaft 334 inserted into the rotary 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 302 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 302 is a point corresponding to the positive 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 302 is transferred to the upper portion of the second jig 202 by the rotor 330. The rubber pad 302 faces the upper surface of the second jig 202 on which the adhesive liquid is applied, and then the rubber pad 302 is pressed by the 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.

5 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 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 (S200).

Transfer the separated button to the first transfer unit (S300).

After transferring the button to the second transfer unit by an array head, the buttons are arranged in the same arrangement as the keypad for the terminal (S400).

When this is described in detail, using the camera to confirm that the button separated by the cutter is good (S410).

Next, if the button is good, the button is transferred to the second transfer unit arranged in parallel with the first transfer unit using an array head and stored in the regular alignment jig (S420).

Next, the non-defective defective button is collected in the defective collection unit disposed below the first transfer unit without storing the defective button in the regular array jig. In this case, the defective button not filled in the regular array jig may be a method of filling the regular array jig by the array head with a button of good quality corresponding to the defective button in the next transfer jig. After the good button is released, the buttons on the transfer jig can simply be discarded. However, it is preferable to recycle the remaining buttons of the next transfer jig by reversing the first transfer unit (S430).

Next, after continuously providing the same button as the defective button, the supply button of the good product is supplied from the transfer jig, and the first transfer unit is backward to use the remaining buttons other than the good button (S440).

After transferring the rubber pad to the second transfer unit, the rubber pad is attached to the button to form a keypad for the terminal (S500).

When this is described in detail, the adhesive liquid is applied to the rubber pad through an adhesive nozzle (S510).

Next, a rubber pad coated with an adhesive liquid on an adhesive surface is transferred to the second transfer unit (S520).

Next, the rubber pad and the button are attached (S530).

Next, the rubber pad is pressed in a press to finish the attachment (S540).

Next, the terminal keypad is transferred to the unloader by the unloading head (S550).

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 the ordering jig that can be arranged in the same way as the keypad layout for the terminal, it is not necessary to arrange the buttons separately, and the defect rate can be reduced by checking the state of the button before assembling the button and the rubber pad. have.

2nd Example

6 is a configuration diagram schematically showing a keypad assembly apparatus according to a second embodiment of the present invention. Keypad assembly according to the second embodiment is characterized in that the keypad assembly speed is further improved by installing a plurality of button supply unit. 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 therein, the keypad assembly 500 of the present invention includes a first button feeder 610 for providing a first button connected to each other by an injection frame, and a second button feeder 620 for providing a second button. And a third button feeder 630 for providing a third button. Each button constitutes one frame, that is, an injection frame, connected to each other in the form of an injection molding. The first button may be a menu button, an OK button, a navigation button, or the like. The second button and the third button may be the same button, specifically, a number button or a character button. The buttons are stacked in multiple layers in the button feeders 610, 620, and 630. A cutter is provided at a position adjacent to the button feeders 610, 620, and 630, and the injection frame may be cut using the cutter.

In addition, the first transport belt 710 adjacent to the first button feeder 610, the second transport belt 720 adjacent to the second button feeder 620, and the third button feeder 630 adjacent to the The third transfer belt 730 is provided. The second and third conveyance belts 720 and 730 may be disposed in parallel with the first conveyance belt 710, and in particular, may face each other with respect to the first conveyance belt 710. The conveying belts 710, 720, and 730 are composed of a conveyor belt, and a servo motor is mounted inside the conveyor belt to provide power. A plurality of transfer jig formed with a transfer jig is coupled to the conveyor belt to move. The first button is inserted into the first transfer belt 710, the second button is inserted into the second transfer belt 720, and a third button is inserted into the transfer jig 730. Can be transported. The transfer jig is provided with a receiving space to correspond to the shape of the first, second and third buttons. On the conveying belts 710, 720, and 730, a camera may be mounted to check the separation state of the injection frame and the appearance defects of the buttons. The button determined to be good by the camera as a result of the inspection may be transferred to the next work process, or may be recovered to a defective collection box (not shown) disposed under the transfer belts 710, 720, and 730. The buttons collected by the defective collection due to the defective determination can be provided in the next transfer jig. By the way, the button is provided in a jig unit, the feed belts (710, 720, 730) can be reversed in order to use the remaining buttons again after supplying the button corresponding to the bad button. The conveying belts 710, 720, and 730 may be formed in pairs, respectively, in which the first conveying belt 710 conveys a menu button, an OK button or a navigation button, respectively, and the second and third conveying. The belts 720 and 730 may transfer the number buttons, respectively.

Loading heads moving between the button feeders 610, 620, and 630 and the transport belts 710, 720, and 730 may be further provided. The loading head is provided with a plurality of pickers, and picks up the separated first, second or third buttons from the button feeders 610, 620, and 630 and transfers them to the transport belts 710, 720, and 730. do.

A first joint belt 740 is disposed between the first transfer belt 710 and the second transfer belt 720 to transfer the first and second buttons. In addition, a second bonding belt 750 is disposed in parallel between the first transfer belt 710 and the third transfer belt 730 to transfer the first and third buttons. The joint belts 740 and 750 are composed of a conveyor belt, and a servo motor is mounted to drive the belt. On the junction belts 740 and 750, a regular array jig is coupled and transported. The regular array jig is formed with a groove having the same arrangement as the keypad arrangement for the terminal.

Arrangement heads 215, 225, and 235 are provided to move the transfer belts 710, 720, and 730 and the joining belts 740 and 750. That is, a first arrangement head 715 moving between the first conveyance belt 710 and the first or second bonding belts 740 and 750, and conveying the first button, and the second conveyance A second arrangement head 725 moving between a belt 720 and the first joining belt 740, and transferring the second button, the third conveying belt 730, and the second joining belt 750. ) And a third array head 735 for conveying the third button. The array heads 715, 725, and 735 may be provided with a plurality of pickers, and each picker may pick up the buttons accommodated in the transfer jig and transfer the picked buttons to the joint belts 740 and 750. The array heads 715, 725, and 735 may be attached to the first gantry 510 to reciprocate in the x direction.

Rubber feeders 810 and 850 are provided at one side of the joint belts 740 and 750. That is, a first rubber feeder 810 is provided at one side of the first joining belt 740, and the first rubber feeder 810 is transported on the first joining belt 740. A button and a first rubber pad to be attached can be supplied. A second rubber feeder 850 is provided at one side of the second joining belt 750, and the second rubber feeder 850 is provided with the first and third buttons transferred on the second joining belt 750. A second rubber pad to be attached can be supplied. The rubber pad may be attached while maintaining the alignment of the buttons to be transported on the bonding belts 740 and 750. To this end, the first and second rubber pads may be coated with an adhesive liquid on a surface attached to the button.

The first and second rubber feeders 810 and 850 may respectively include first and second dispensers for applying an adhesive solution to a portion where the first and second buttons and the first and third buttons are coupled to the rubber pad. 820 and 860 may further include first and second presses 840 and 880 for pressing the rubber pad and the button. In addition, the rubber pad includes first and second rotors 830 and 870 for inverting and coupling the rubber pad to the button. In addition, each dispenser (820, 860) has an adhesive nozzle for injecting the adhesive liquid on the upper surface of the rubber pad, an adhesive container containing the adhesive liquid and a connecting tube connecting the adhesive nozzle and the adhesive container. It may include. The dispensers 820 and 860 are attached to the rotors 830 and 870 and the rotors 830 and 870 are designed to be movable in two axes. That is, the rotors 830 and 870 may be coupled to the transfer bars 835 and 875 to reciprocate in the y direction, and the transfer bars 835 and 875 may be mounted to the third gantry 530 to reciprocate in the x direction. I can move it.

The first and second, first and third buttons may be attached to the first rubber pad and the second rubber pad, respectively, to assemble a keypad for a terminal. Unloaders 910 and 920 may be formed at one side of the first and second joint belts 740 and 750 to accommodate the keypad for assembly. The unloading heads 915 and 925 may be provided to transfer the keypad for the terminal to the unloaders 910 and 920, and the unloading heads 915 and 925 are coupled to the second gantry 520. It can reciprocate in the x-axis direction.

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, reducing the production cost according to mass production, thereby reducing 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. There is an effect to improve.

In addition, when the reel operation, the button is cut off from the injection frame one by one to remove the hassle attached to the roll, there is an effect that can save the work time.

In addition, since the state of the button can be inspected before assembling the button and the rubber pad, there is an effect of minimizing the defective rate of the product.

In addition, when a bad button is generated, after supplying a button corresponding to the bad button among the buttons supplied in the jig unit, the rest can be used again, thereby reducing waste.

As described above, although described with reference to the preferred embodiments 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 (29)

A button supply unit accommodating the buttons coupled to the injection frame, and providing the buttons after separating the buttons from the injection frame; An arrangement unit for arranging the buttons in the same manner as the keypad arrangement for the terminal; And An attachment unit attaching a rubber pad to the buttons arranged; It further comprises an unloader, The unloader is disposed on one side of the arrangement unit, characterized in that for unloading the keypad for the terminal formed by the button and the rubber pad attached to the keypad assembly device Keypad assembly. The method of claim 1, The button is provided with the back facing up, the keypad assembly apparatus 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; A cutter for separating the button from the injection frame; A first transfer unit 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, characterized in that the plurality of button feeder for supplying a button for each type of button. The method of claim 3, The keypad assembling apparatus, characterized in that a plurality of transfer jig is provided on the first transfer portion is formed with a receiving space for accommodating each button. The method of claim 3, The first conveying portion is provided with a camera for determining good or bad of the button accommodated in the conveying jig on the upper side thereof, and then provides the same button as the defective product in the conveying jig to replace the defective button. Keypad assembly, characterized in that the reverse to recycle the remaining buttons. The method of claim 3, The arrangement unit A regular array jig having a receiving space for receiving the button; An array head for transferring the button from the first transfer part and inserting the button into the alignment jig; A second transfer part which transfers the alignment jig; And A motor for driving the second transfer part; Keypad assembly apparatus comprising a. The method of claim 5, The button supply unit A first lift lowering the transfer jig; A second lift corresponding to the first lift with the first transfer part therebetween, and lifting and lowering the transfer jig; And A third transfer unit formed at a lower end of the first transfer unit and transferring the transfer jig in a direction opposite to the first transfer unit; Keypad assembly device characterized in that it further comprises. 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 surface of the rubber pad to which the button is attached; 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 apparatus 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 for rotating the rotating shaft; Keypad assembly apparatus comprising a. delete A plurality of button feeders for supplying buttons for terminals connected to the injection frame; A cutter adjacent to the button feeder to separate the button from the injection frame; A loading head for transferring the button while moving between the button feeder and the cutter; A first transfer part disposed adjacent to the button feeder and continuously receiving the separated button in a transfer jig; A second transfer unit disposed adjacent to the first transfer unit and configured to continuously receive the separated button in a regular alignment jig;  An array head for transferring the separated button while moving between the first transfer unit and the second transfer unit; And A rubber feeder disposed adjacent to the second transfer unit and supplying a rubber pad to the second transfer unit; Including, The button feeder A first button feeder for supplying a first button; And And second and third button feeders, each of which supplies a greater number of second and third buttons than the first button and is formed on both sides of the first button feeder. The keypad assembly apparatus, characterized in that the button and the rubber pad on the second transfer unit to form a keypad for the terminal. delete The method of claim 12, The first transfer unit A first conveyance belt disposed adjacent to the first button feeder to convey the first button; A second transfer belt disposed adjacent to the second button feeder and disposed at one side of the first transfer belt, and disposed to be parallel to the first transfer belt to transfer the second button; And A third transfer belt disposed adjacent to the third button feeder, disposed on the other side of the first transfer belt, and disposed to be parallel to the first transfer belt to transfer the third button; Keypad assembly apparatus comprising a. The method of claim 14, The first, second or third transfer belt is provided with a camera, respectively, keypad assembly apparatus, characterized in that to check whether the separated button is good or defective. The method of claim 15, And in case of the defective article, provide a same button as the defective article in a subsequent transfer jig, and retract the transfer belt to recycle the rest. The method of claim 14, The first, second or third transfer belt is a keypad assembly device, characterized in that consisting of a pair. The method of claim 14, The second transfer unit A first bonding belt disposed between the first and second transfer belts and configured to transfer the first and second buttons; And A second joint belt disposed in parallel between the first and third transfer belts and configured to transfer the first and third buttons; Keypad assembly apparatus comprising a. The method of claim 18, The array head A first arrangement head configured to transfer the first button while moving between the first transfer belt and the first joining belt or between the first transfer belt and the second joining belt; A second arrangement head configured to transfer the second button while moving between the second transfer belt and the first joining belt; And A third arrangement head configured to transfer the third button while moving between the third conveyance belt and the second bonding belt; Keypad assembly comprising a. The method of claim 18, The rubber feeder A first rubber feeder disposed adjacent to the first joining belt and providing a first rubber pad to the first joining belt; And A second rubber feeder disposed adjacent to the second joining belt and providing a second rubber pad to the second joining belt; Keypad assembly comprising a. The method of claim 12, The rubber feeder A dispenser for applying an adhesive solution to a portion of the rubber pad to which the button is to be coupled; And A press for pressing the rubber pad and the button; Keypad assembly, characterized in that it further comprises. The method of claim 18, Keypad assembly device, characterized in that for unloading the keypad for the terminal formed on one side of the first and second bonding belt is completed assembly from the keypad assembly device. delete Providing a button connected to the injection frame by the button feeder; Separating the button from the injection frame; Transferring the separated button to a first transfer part disposed adjacent to the button feeder; Arranging the buttons from the first transfer unit to a second transfer unit disposed adjacent to the first transfer unit and then arranging the buttons in the same arrangement as the keypad for the terminal; 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; Including, Providing the button, The method of assembling the keypad further comprises the step of separating and supplying a plurality of buttons according to the type. The method of claim 24, Providing the button to the button feeder And inverting the button and arranging the back to face upward. delete The method of claim 24, And the second transfer part is disposed in parallel with the first transfer part. The method of claim 24, After the transfer to the second transfer unit is arranged in the same arrangement as the keypad for the terminal And ascertaining that the button separated by the camera is a good product. The method of claim 24, After the transfer to the second transfer unit, the regular arrangement in the same arrangement as the keypad for the terminal is transferred to the second transfer unit if the separated button is good, and recovered to the defective collection unit disposed at one end of the first transfer unit, And then transferring the same button as the defective item stored in the transfer jig to the second transfer unit and reversing the first transfer unit to recycle the remaining buttons. .

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