TW201833572A - Automatic electrifying device and method which provide the advantages of high crimping precision and reliability - Google Patents

Abstract

The invention discloses an automatic electrifying device and method. The device includes a jig used for fixing the mobile phone panel body to be detected and the FPC flexible wire; a substrate embedded into the jig and provided with a groove matched with the mobile phone panel body to be detected and a groove matched with the FPC flexible wire; a signal board provided with a first set of pins and a second set of pins; a crimping unit fixed on the jig and used for crimping the first group of pins of the signal board with the FPC flexible wire; an adapter respectively connected to the second set of pins of the signal board and the lighting device; and a control unit used for controlling the signal board and the adapter to perform corresponding pin conversion according to the type of the FPC flexible wire. The automatic electrifying device and method have good compatibility. According to the invention, signal conversion is carried out through the signal board, and the problem of remote program burning of a mobile phone panel program can be solved. The device and the method can be applied to actual production and has the advantages of high crimping precision and reliability.

Description

Automatic power-on device and method

The invention relates to a defect detection device for a mobile phone panel product, and particularly to an automatic power-on device and method.

At present, mobile phone panel product defect detection equipment often adopts a semi-automatic method, and there are very few fully automatic detection equipment. One of the problems hindering the automation of mobile phone panel testing equipment is the problem of automatic power-on of mobile phone panel products. Mobile phone panel products include the main body of the mobile phone panel and its FPC flexible cord. The FPC flexible cord is connected to the driving circuit inside the panel and is the only way to connect the internal circuit of the mobile panel. With the increasing demand for smart phone functions in the user market and the extreme pursuit of appearance and size, the requirements for FPC cords in the design of smart phones have become increasingly strict. FPC flexible cords In order to meet the various customization needs of mobile phone manufacturers, FPC flexible cords for mobile phone panel products have various shapes and more and more precise workmanship. The automatic crimping and power-on of a variety of precision-manufactured mobile phone panel products, FPC cords, has become a major challenge for fully automated mobile phone panel testing equipment. The conventional technology proposes a FPC flexible cord spring clamp, which describes a simple semi-automatic crimping device, but it still does not explain how the FPC flexible cord is powered on.

The invention provides an automatic power-on device and method, which can fully automatically crimp mobile phone panel products of various shapes and their FPC cords, and automatically power them on at a detection station.

In order to solve the above technical problems, the present invention provides an automatic power-on device, including: a fixture for fixing the mobile phone panel body and FPC cord to be tested; a substrate, embedded in the fixture, and provided with the mobile phone panel to be tested The groove matched with the body and the groove matched with the FPC flexible cord; the signal board has a first group of pins and a second group of pins; a crimping unit is fixed on the jig for the first The group pins are crimped to the FPC flexible wire; the adapter is connected to the second group of pins of the signal board and the lighting device respectively; and the control unit is used to control the signal board and the adapter according to the type of the FPC flexible wire. Pin transitions.

Preferably, the number of pins of the first set of pins of the signal board is greater than the number of pins of the FPC flexible cord.

Preferably, the crimping unit includes a crimping plate and an air cylinder, wherein the crimping plate extends above the groove matching the FPC flexible cord, and the air cylinder is installed in the fixture for driving the crimping plate to the FPC. The cord is automatically crimped to the first set of pins on the signal board.

Preferably, the adapter includes: a gold finger board fixed on the edge of the jig and connected to the signal board, and a gold finger socket corresponding to the gold finger board fixed on the lighting device.

Preferably, the adapter includes: a golden finger slot fixed in the fixture and connected to the signal board. And a gold finger board corresponding to the gold finger slot fixed on the lighting device.

Preferably, the number of pins of the gold finger board or the gold finger socket is greater than the number of pins of the second group of pins of the signal board.

Preferably, the control unit includes a storage bank for storing pin information of the FPC flexible cord corresponding to the type of the FPC flexible cord, and the control unit controls the signal board and the adapter to perform corresponding guidance according to the stored pin information of the FPC flexible cord. Foot conversion.

Preferably, the lighting device uses a PCB board connected to the control unit.

Preferably, the fixture is provided with a fixing device socket for connection with an external fixing device and a cylinder air supply port for external connection.

The present invention also provides an automatic power-on method using the automatic power-on device as described above, including:

Select the substrate according to the type of the mobile phone panel body to be tested, and embed the substrate in the fixture;

Place the body of the mobile phone panel and the FPC cord to be tested in the corresponding grooves of the substrate;

The crimping unit crimps the first set of pins of the signal board with the FPC cord;

Connect the second set of pins of the signal board to the lighting device through an adapter;

The control unit controls the signal board and the adapter to perform corresponding pin conversion according to the type of the FPC cord; and

Light up the device and power on the panel body of the mobile phone to be tested.

Preferably, the lighting device adopts a PCB board. The PCB board adjusts the interaction signals between the PCB board and the signal board according to the message parameters stored by the control unit, and adjusts the interaction between the signal board and the body of the mobile phone panel to be detected. signal.

Preferably, when there is another mobile phone panel body to be detected, the number of pins of the FPC cord of the other mobile phone panel body to be detected is written into the control unit as an input parameter.

Preferably, the control unit obtains the pin information of the FPC flexible cord according to the type of the FPC flexible cord, and then controls the signal board and the adapter to perform corresponding pin conversion according to the pin information.

Compared with the prior art, the present invention has the following advantages:

1. The automatic power-on device and method of the present invention can be compatible with various types of mobile phone panel products, and has good compatibility.

2. The present invention can automatically crimp FPC flexible wire terminals of mobile phone panel products;

3. The invention can automatically power on the mobile phone panel products at the detection station;

4. The present invention performs signal conversion through a signal board, which can overcome the problem of programming a long-range mobile phone panel program;

5. The invention can be applied to actual production, and has the characteristics of high crimping accuracy and strong reliability.

In order to make the objects, features, and advantages of the present invention more comprehensible, specific embodiments of the present invention are described in detail below with reference to the drawings. It should be noted that the drawings of the present invention are in simplified form and use inaccurate proportions, and are only used to facilitate and clearly explain the purpose of the embodiments of the present invention.

As shown in FIG. 1 to FIG. 3, the automatic power-on device of the present invention includes: a fixture 1, a substrate 2, a signal board 9, a crimping unit, an adapter, and a control unit.

The base plate 2 is a template designed according to the specific shape of a mobile phone panel product, and mainly provides the role of fixing the mobile phone panel body 8 and a flexible printed circuit board (Flexible Printed Circuit, FPC) cord 7. That is, the substrate 2 is provided with a groove 3 matching the mobile phone panel product body and a groove 4 matching the FPC flexible wire, respectively, which match the mobile phone panel body 8 and the FPC flexible cord 7 respectively.

Further, the substrate 2 can be embedded in the jig 1 and can be easily disassembled and replaced. When the product needs to be changed, there is no need to replace the jig 1 and only the corresponding substrate 2 is produced according to the product style and embedded in the jig 1 Just fine. Therefore, by matching the substrate 2 with the jig 1, the present invention can meet the requirements of different types of products, especially for products with various shapes of FPC cords 7.

The crimping unit includes: a crimping plate 5 and a cylinder (not shown in the figure), the crimping plate 5 is installed inside the jig 1 and the top extends above the groove 4 matching the FPC cord; the cylinder is installed on In the jig 1, it is used to drive the crimping gusset 5 to automatically crimp the pins of the FPC cord 7 and the signal board 9. The signal board 9 is fixed on the fixture 1 and is specifically installed inside the crimping board 5. One end of the signal board 9 is connected to the outside of the crimping board 5 for connection with the FPC cord 7 and the other end of the pin is connected to the switch. Connector. When the mobile phone panel product is loaded into the groove 3 matching the mobile phone panel body 8 on the substrate 2 and the groove 4 matching the FPC flexible cord, the cylinder drives the crimping plate 5 to perform the terminal pins of the FPC flexible cord 7. The automatic crimping further completes the connection of the FPC cord 7 and the signal board 9.

Please refer to FIG. 2, the adapter includes a gold finger inserting board 11 and a gold finger inserting slot 10. Among them, there are two ways to install the gold finger plug-in board 11 and the gold finger slot 10. One is to fix the gold finger slot 10 in the jig 1 and the gold finger insert 11 to the corresponding lighting device 12. The other is to install the gold finger insert 11 on the edge of the jig 1 The slot 10 is fixed on the corresponding lighting device 12. Of course, the gold finger inserting board 11 / the gold finger inserting slot 10 located in the jig 1 is connected to the signal board 9. Preferably, the first solution of this embodiment is that the golden finger slot 10 is provided on the fixture 1. When the mobile phone panel product needs to be powered on, the golden finger slot 11 is inserted into the golden finger slot 10. , So as to realize the connection between the signal board 9 and the lighting device 12.

Further, the number of pins at one end of the signal board 9 and the FPC flexible cord 7 is redundant with respect to the FPC flexible cord 7, and at the same time, the number of pins of the gold finger insert board 11 and the gold finger socket 10 has The amount of redundancy, that is, the number of pins of the gold finger board 11 and the gold finger slot 10 is more than the number of pins of the signal board 9. For example, the number of pins of the FPC flexible wire 7 is 16, the number of pins of the signal board 9 is 60, and the number of pins of the gold finger board 11 and the gold finger socket 10 is 72. That is, because the number of pins of the FPC flexible cord 7 of each mobile phone panel product is different, in order to be compatible with different numbers of pins of the FPC flexible cord 7, the signal board 9, the gold finger plug board 11, and the gold finger plug in this embodiment are compatible. Each of the slots 10 uses a larger number of pins. When the pins of the FPC flexible cord 7 change, by adjusting the program in the signal board 9, the communication between the FPC flexible cord 7 pins and the lighting device 12 can be completed. Therefore, the automatic power-on device of the present invention can be adapted to a variety of FPC cord 7-pin mobile phone panel products.

It should be noted that, because the electric signal burned by the lighting device 12 to drive the mobile phone panel cannot be transmitted over a long distance, in actual production, there are many on-site detection stations, so the lighting device 12 is far from the lighting position of the mobile phone panel product. , Can not directly light the phone panel. Therefore, one end of the signal board 9 is connected to the FPC flexible cord 7 and the other end is connected to the gold finger insert board 11 / gold finger socket 10 with a higher pin count, and the electrical signals in the lighting device 12 can be further converted into The mobile phone panel products can accept the electrical signals to achieve automatic power-on of mobile phone panel products.

Further, the storage unit of the control unit stores various types of FPC flexible cords 7 with pin information, and the control unit controls the signal board 9 to perform corresponding pin conversions according to the types of FPC flexible cords 7 stored. In other words, when it is necessary to light up the panel product of the mobile phone, the control unit first obtains the pin information of the FPC flexible cord 7 in the storage according to the type of the FPC flexible cord 7 to be connected, and then controls the signal board 9 to do so based on the pin information. Corresponding pin transitions.

As shown in Figures 4 and 5, during actual use, the mobile phone panel product is placed in the fixture 1 and the crimping unit connects the FPC cord 7 to the signal board 9, and then the fixture 1 carries the mobile phone panel product from The conveying mechanism 15 drives the movement on the track, and further transmits the mobile phone panel product to the detection station. Since the jig 1 needs to carry the product to be tested at different detection stations, and there is no power supply unit inside the jig 1, the product must be powered on and lit at each station. In addition, during the detection process, the product needs to be programmed and other actions. This function must also require that the product can be connected to the lighting device 12 at the detection station. Therefore, the lighting device 12 in the present invention is provided with multiple groups. A set of lighting devices 12 is correspondingly set on each test station.

Therefore, each detecting station is provided with a fixing device 13 for fixing the jig 1. Of course, the jig 1 is correspondingly provided with a fixing device socket 101 and a cylinder air supply port 102. In other words, the fixture 1 is moved by a dedicated conveying mechanism 15. After the fixture 1 is moved to the corresponding station, the fixture 1 is fixed by the fixing device 13 and then by the jacking device 14 located at the detection station. Then, the jig 1 is raised from the jig transmission position 161 to the jig detection position 162, and the signal board 9 is then connected to the gold finger socket 10 through the gold finger inserting board 11 and further connected to the power-on device 12 which is the PCB board. . The FPC flexible cord 7 of the mobile phone panel product is finally connected to the PCB board after the above-mentioned series of transfers. The PCB board can start the program to power on the product.

Referring to FIG. 1 to FIG. 5, the present invention further provides an automatic power-on method, including:

Select the substrate 2 according to the product type of the mobile phone panel, embed the substrate 2 in the fixture 1, and then place the mobile phone panel body 8 and the FPC cord 7 into the matching grooves 3 of the mobile phone panel body and the FPC cords. 4, to achieve fixed mobile phone panel products;

Next, the air cylinder in the crimping unit controls the movement of the crimping gusset 5, thereby crimping one end of the signal plate 9 with the FPC cord 7;

By inserting the gold finger plug board 11 into the gold finger slot 10, the signal board 9 and the lighting device 12 are further connected;

The control unit obtains the FPC flexible cord 7 pin information according to the type of the FPC flexible cord 7, and then controls the signal board and the adapter to perform corresponding pin conversion according to the pin information;

Next, the lighting device 12 powers on the mobile phone panel product. Specifically, the lighting device 12 uses a PCB board. The PCB board adjusts the interactive signals between the PCB board and the signal board 9 on the one hand, and adjusts the signal board 9 and the mobile phone panel according to the message parameters issued by the control unit. Interactive signals between products.

Further, when there is a new type of mobile phone panel product (that is, when there is no pin information corresponding to the FPC cord 7 of the mobile phone panel product in the storage unit of the control unit), the FPC of the mobile phone panel product needs to be first The number of pins of the flexible cord 7 is written into the control unit as an input parameter for subsequent operations.

Obviously, those skilled in the art can make various modifications or changes to the invention without departing from the spirit and scope of the invention. In this way, if these amendments or changes of the present invention fall within the scope of the patent application for the present invention and the scope of the equivalent technology, the present invention also intends to include these amendments or changes.

1‧‧‧ jig

10‧‧‧Gold Finger Slot

11‧‧‧Gold Finger Plug Board

12‧‧‧lighting equipment

13‧‧‧Fixed device

14‧‧‧Piling device

15‧‧‧ Conveying mechanism

101‧‧‧Fixed device socket

102‧‧‧Air supply hole of cylinder

161‧‧‧Jig transmission

162‧‧‧Jig detection position

2‧‧‧ substrate

3‧‧‧ mobile phone panel body matching groove

4‧‧‧FPC flexible wire matching groove

5‧‧‧Crimping gusset

7‧‧‧FPC cord

8‧‧‧ mobile phone panel body

9‧‧‧ signal board

1 is a schematic plan view of a jig in a specific embodiment of the present invention;

FIG. 2 is a power-on schematic diagram of an automatic power-on device in a specific embodiment of the present invention; FIG.

FIG. 3 is a schematic diagram of a three-dimensional structure of a jig in a specific embodiment of the present invention; FIG.

4 is a schematic perspective view of a three-dimensional structure of an automatic power-on device in a specific embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a work station of an automatic power-on device in a specific embodiment of the present invention.

Claims (13)

An automatic power-on device includes: a jig for fixing a mobile phone panel body to be tested and an FPC flexible cord; a substrate embedded in the jig, provided with matching the mobile phone panel body to be tested A groove and a groove matching the FPC flexible cord; a signal board having a first group of pins and a second group of pins; a crimping unit fixed on the jig and used for the signal The first set of pins of the board is crimped to the FPC flexible cord; an adapter is connected to the second set of pins of the signal board and a lighting device, respectively; and a control unit for connecting the FPC flexible cord The type controls the signal board and the adapter to do the corresponding pin conversion. The automatic power-on device according to item 1 of the scope of patent application, wherein the number of pins of the first set of pins of the signal board is greater than the number of pins of the FPC cord. The automatic power-on device according to item 1 of the scope of patent application, wherein the crimping unit includes a crimping plate and an air cylinder, and the crimping plate extends to a groove matching the FPC cord. Above, the cylinder is installed in the jig for driving the crimping gusset to automatically crimp the FPC cord and the first set of pins of the signal board. The automatic power-on device according to item 1 of the scope of patent application, wherein the adapter includes a gold finger board fixed on the edge of the jig and connected to the signal board, and fixed on the lighting device. A golden finger slot corresponding to the golden finger board. The automatic power-on device according to item 1 of the scope of patent application, wherein the adapter includes the golden finger slot fixed in the jig and connected to the signal board and fixed on the lighting device A gold finger board corresponding to the gold finger slot. The automatic power-on device according to item 4 or item 5 of the scope of patent application, wherein the number of pins of the gold finger plug-in board or the gold finger socket is greater than the number of pins of the second set of pins of the signal board. Number of pins. The automatic power-on device according to item 1 of the scope of patent application, wherein the control unit includes a storage bank for storing a pin message of the FPC cord corresponding to the type of the FPC cord, and the control unit is based on The stored pin information of the FPC cord controls the signal board and the adapter to perform corresponding pin conversions. The automatic power-on device according to item 1 of the scope of patent application, wherein the lighting device uses a PCB board connected to the control unit. The automatic power-on device according to item 1 of the scope of the patent application, wherein the fixture is provided with a fixing device socket for connecting with an external fixing device and a cylinder air supply port for external connection. An automatic power-on method adopting the automatic power-on device according to any one of claims 1 to 9 of the scope of patent application, comprising: selecting a substrate according to a type of a mobile phone panel body to be tested, and Embedded in a jig; placing the body of the mobile phone panel to be tested and an FPC cord in the corresponding groove of the substrate; using a crimping unit to place a first set of pins of a signal board with the FPC cord Crimping; connecting a second set of pins of the signal board and a lighting device through an adapter; controlling a signal unit and the adapter to perform corresponding pin conversion with a control unit according to the type of the FPC cord And using the lighting device to power up the body of the mobile phone panel to be detected. The automatic power-on method according to item 10 of the scope of patent application, wherein the lighting device uses a PCB board, and the PCB board adjusts between the PCB board and the signal board according to the message parameters stored by the control unit. And adjust the interaction signal between the signal board and the body of the mobile phone panel to be detected. The automatic power-on method according to item 10 of the scope of patent application, wherein when there is another mobile phone panel body to be tested, the number of pins of the FPC cord of the other mobile phone panel body to be tested is written as an input parameter. Into the control unit. The automatic power-on method according to item 10 of the scope of patent application, wherein the control unit obtains a pin message of the FPC cord according to the type of the FPC cord, and then controls the signal board and the switch according to the pin information. The device does the corresponding pin conversion.