TWI776229B - Automatic plug-in apparatus - Google Patents

Abstract

An automatic plug-in apparatus includes an actuator, a clamping device, and a light shielding device. The clamping device is connected to the actuator for clamping an electronic component, and the light shielding device is movably connected to the actuator to shield a part of the electronic component, and the light shielding device and the clamping device horizontally moves together with the actuator.

Description

Automatic plug-in device

The present invention relates to a plug-in device, in particular to an automatic plug-in device for pin position identification of electronic parts.

The traditional plug-in process of Printed Wiring Board Assembly (PWBA) is affected by parameters such as the shape, size, weight, number of pins, insertion position and insertion accuracy of the plug-in parts. The pins are inserted into the through holes of the printed circuit board to complete the plug-in process.

In this way, in addition to labor-intensive, problems such as wrong insertion, reversed insertion and missing parts caused by manual assembly will follow. Therefore, the development of automatic plug-in technology to replace manpower has always been an important issue in the development of the industry.

The identification technology of part pin position has always been the focus of the development of automatic plug-in technology. At present, the common practice is to use image recognition method to first take pictures of the part pins to obtain the image, and then analyze the image to obtain the position of the pin and the image of the pin. Quality has a great influence on the accuracy of location identification. How to obtain a good pin image to reduce interference and improve the accuracy of pin identification is the main topic of the development of part pin position identification technology.

In order to achieve a better pin image, the current common method is to use an image capture device with a grating. The grating is fixed above the light source, and then the part is moved to the position of the light source, and then moved downward to allow the pins of the part to pass through. Grating, and then use the light source to illuminate the pins of the part to improve the accuracy of pin identification.

However, with such automated plug-in technology, the pins of the part must be moved down to approach the light source, and when the pins of the moving part are approaching the light source, the pins of the part must also be moved accurately through the grating and at the same time to the appropriate Therefore, in order to perform image capture and identification of the electronic component pins, a bottleneck in the process is often caused, and the insertion efficiency of the electronic components of the automatic insertion equipment is reduced.

SUMMARY The purpose of this summary is to provide a simplified summary of the disclosure to give the reader a basic understanding of the disclosure. This summary is not an exhaustive overview of the disclosure, and it is not intended to identify key/critical elements of embodiments of the invention or to delineate the scope of the invention.

One object of the present invention is to provide an automatic plug-in device that can effectively improve the accuracy and efficiency of pin identification of parts.

In order to achieve the above-mentioned purpose, one technical aspect of the present invention relates to an automatic plug-in device for clamping an electronic part, the electronic part has a part body and a plurality of pins, and performs a plurality of pin positions. Identify. The automatic insertion device includes an actuator, a clamping device and a light shielding device. The clamping device is connected to the actuator for clamping an electronic part, and the light shielding device is arranged under the clamping device, and mainly shields the part body of the electronic part and a part of the plurality of pins extending from one end of the part body The other part of the pins are exposed outside the light shielding device, and the light shielding device and the clamping device move horizontally with the actuator.

The automatic insertion device further includes a light source device with an upper surface and a plurality of lighting elements, wherein the light of the lighting element at least partially exceeds the upper surface to illuminate the pins exposed outside the light shielding device. When the clamping device is actuated by The actuating rod of the device vertically retracts and clamps the electronic parts, is accommodated behind the light shielding device, and moves horizontally to the top of the light source device.

In addition, the automatic plug-in device further includes an image capture device installed below the light source device to capture the pins of the electronic part when the electronic part is moved horizontally above the light source device and the electronic part is higher than the upper surface of the light source device photo.

In some embodiments, the lighting element of the light source device is annularly disposed below the upper surface of the light source device.

In some embodiments, the lighting elements of the light source device are arranged in parallel below the upper surface of the light source device.

In some embodiments, the light shielding device includes a first light shielding element and a second light shielding element, and the first light shielding element and the second light shielding element are disposed on two sides of the clamping device in parallel.

In some embodiments, the light shielding device includes an annular light shielding element surrounding the clamping device.

In some embodiments, the annular light shielding element includes a polygonal light shielding element.

In some embodiments, the automatic insertion device further includes a horizontal moving device connected to the actuator for horizontally moving the actuator, the light shielding device, the clamping device and the electronic parts.

In some embodiments, the clamping device includes a jaw or a suction nozzle.

In some embodiments, the inner diameter of the light shielding device is greater than 30% of the largest dimension of the electronic part.

Therefore, in the above-mentioned automatic insertion device, the light shielding device is set at the position of the clamping device and fixed on the clamping device. It can complete the photo, effectively improve the efficiency and quality of the photo, therefore, greatly improve the efficiency and quality of the automatic plug-in device.

The following examples are described in detail with the accompanying drawings, but the provided examples are not intended to limit the scope of the present disclosure, and the description of the structure and operation is not intended to limit the order of its execution. Any recombination of elements The structure and the resulting device with equal efficacy are all within the scope of the present disclosure. In addition, the drawings are for illustrative purposes only, and are not drawn on the original scale. For ease of understanding, the same or similar elements in the following description will be described with the same symbols.

In addition, the terms (terms) used in the entire specification and the scope of the patent application, unless otherwise specified, usually have the ordinary meaning of each term used in this field, the content disclosed herein and the special content. . Certain terms used to describe the present disclosure are discussed below or elsewhere in this specification to provide those skilled in the art with additional guidance in describing the present disclosure.

In the embodiments and the scope of the patent application, unless there is a special limitation on the article in the context, "a" and "the" may refer to a single or plural. The numbers used in the steps are only used to mark the steps for the convenience of description, and are not used to limit the sequence and implementation.

Secondly, the terms "comprising", "including", "having", "containing" and the like used in this document are all open-ended terms, which means including but not limited to.

Referring to FIGS. 1 to 7, FIG. 1 is a schematic diagram of an automatic insertion device according to an embodiment of the present invention, and FIG. 2 is a partial enlarged schematic view of the automatic insertion device. FIG. 3 is a partially enlarged schematic diagram of the automatic insertion device, to schematically illustrate the situation in which light irradiates the pins of the electronic parts. FIG. 4 is a partially enlarged schematic view of the automatic insertion device, to illustrate a schematic diagram of an electronic component being clamped by the clamping device of the automatic insertion device. FIG. 5 is a partial enlarged schematic view of the automatic insertion device, to illustrate the positional schematic diagram of the electronic parts and the light shielding device when the clamping device of the automatic insertion device clamps the electronic parts for pin identification. FIG. 6 is a schematic diagram showing the structure of a light shielding device of an automatic insertion device. FIG. 7 is a schematic diagram showing the structure of another light shielding device of the automatic insertion equipment.

Referring first to FIGS. 1 to 3 , as shown in the figures, the automatic insertion device 100 includes an actuator 110 , a clamping device 120 and a light shielding device 130 .

The clamping device 120 is connected to the actuating rod 112 of the actuator 110 to extend and retract vertically and is used for clamping an electronic part 140 . In addition, the light shielding device 130 is connected to the housing 114 of the actuator 110 to shield part of the electronic components 140 .

The automatic insertion device 100 further includes a horizontal moving device 400 , a base 500 , a light source device 200 and an image capturing device 300 . The horizontal moving device 400 is fixed on the base surface 510 of the base 500 for horizontally moving the actuator 110 , the light shielding device 130 , the clamping device 120 and the clamped electronic part 140 . The light source device 200 is disposed on the base surface 510 of the base 500 , illuminates part of the structure of the electronic part 140 with non-horizontal light, such as the pins 142 of the electronic part 140 , and uses the light shielding device 130 to shield the parts of the electronic part 140 body 144 . The image capturing device 300 is installed under the light source device 200 to capture the image of the lead 142 of the electronic component 140 through the opening 250 , so as to correctly identify the position of the lead 142 . In addition, the light shielding device 130 can also be directly connected to the horizontal moving device 400 to move horizontally with the horizontal moving device 400 .

It should be noted that the light source device 200 is provided with an upper surface 220 and a plurality of lighting elements 210 . Also referring to FIG. 3 , the non-horizontal light rays 230 and 240 of the lighting element 210 both exceed the upper surface 220 to illuminate the pins 142 of the electronic component 140 . In addition, the horizontal light 260 of the lighting element 210 will not exceed the upper surface 220 . In some embodiments, the non-horizontal light 230 of the lighting element 210 is blocked by the light shielding wall 132 of the light shielding device 130 , and the non-horizontal light 240 is directly irradiated to the pins 142 of the electronic component 140 . Therefore, the electronic component 140 However, other parts of the electronic component 140, such as the part body 144, etc., which do not need to be identified, retreat into the light shielding device 130, and only expose the pins 142 to light The shielding device 130 can block the light by the shielding wall 132 of the light shielding device 130 , thereby effectively preventing the non-pin part from being illuminated, thereby effectively reducing other parts of the electronic part 140 from interfering with the correctness of identification. In some embodiments, the pins 142 are at least partially exposed from the light shielding device 130 , for example, the exposed length of the pins 142 is at least 20% or more, and the non-horizontal light 240 is irradiated to the exposed pins 142 of the electronic components 140 . part.

More notably, the light shielding device 130 of the automatic insertion device 100 is connected to the housing 114 of the actuator 110 or the horizontal moving device 400 to shield part of the electronic parts 140 . In addition, the light shielding device 130 and the clamping device 120 both use the horizontal moving device 400 along with the actuator 110 to move horizontally.

When performing image capture and pin position identification of the pins 142 , the electronic component 140 only needs to be moved horizontally above the light source device 200 and the electronic component 140 is higher than the upper surface 220 of the light source device 200 , so that the electronic component 140 can be photographed. For the photo of the pin 142, the electronic part 140 does not need to be moved to the top of the light source device 200 and then moved downward to take a photo. Therefore, the automatic plug-in device 100 can realize the aerial imaging of the pins 142 of the electronic parts 140 without adjusting the distance from the image capturing device 300 above the light source device 200 , thereby effectively solving the current photographing efficiency of the pins 142 of the electronic parts 140 . Bad question.

In some embodiments, the clamping device 120 includes a clamping jaw or a suction nozzle for clamping the electronic component 140 .

Referring to FIG. 4 , as shown in the figure, when the electronic component 140 is clamped, the light shielding device 130 can move relative to the clamping device 120 , so that the clamping device 120 is exposed to the light shielding device 130 to facilitate the electronic component 140 the clip.

Referring further to FIG. 5, as shown in the figure, after the clamping of the electronic parts 140 is completed, the light shielding device 130 can be further moved relative to the clamping device 120, so that part of the electronic parts 140 is exposed to the light shielding device 130, For example, the pins 142 are exposed to the light shielding device 130, and at the same time, the actuator 110, the clamping device 120, the light shielding device 130 and the electronic part 140 will be moved to the top of the light source device 200 by the horizontal moving device 400 at the same time. And taking pictures at the same time without further adjustment of the height, the efficiency of taking pictures and identifying the pins 142 of the electronic parts 140 is effectively accelerated.

In some implementations, a plurality of actuators 110 , the clamping device 120 and the light shielding device 130 can be installed on the horizontal moving device 400 to simultaneously perform clamping and photographing of a plurality of electronic components 140 without departing from the present invention. spirit and protection.

Referring to FIGS. 3 and 6 , the lighting element 210 of the light source device 200 is annularly disposed below the upper surface 220 of the light source device 200 . The light shielding device 130 is an annular light shielding element, which surrounds the clamping device 120 . In some embodiments, the light shielding device 130 is a polygonal light shielding element such as a triangle, a quadrangle, a pentagon, etc., or a circular, semicircular or elliptical light shielding element, which does not depart from the spirit and protection of the present invention. scope.

In some embodiments, the inner diameter 620 of the light shielding device 130 is larger than the electronic part size 610 . Preferably, the inner diameter 620 of the light shielding device 130 is larger than 30% of the maximum size of the electronic component 140, such as the maximum size of the electronic component 140 shown in FIG. The position indicated by the size 610 of the middle part is used to accommodate and shield more electronic components 140 of different sizes, so as to effectively shield the component bodies 144 of the electronic components 140 from the light source.

Referring to FIG. 7 to illustrate another embodiment of the light source device, the light source device 720 includes a first light generator 722 and a second light generator 724, and the first light generator 722 is provided with a plurality of first lighting The element 723 and the second light generator 724 are provided with a plurality of second lighting elements 725 . The first illuminating element 723 and the second illuminating element 725 are arranged in parallel, and as in the configuration in FIG. 3 , the first illuminating element 723 and the second illuminating element 725 are also located below the upper surface of the light source device. In some embodiments, the lighting element can be various light-emitting elements such as a light-emitting diode, which do not depart from the spirit and protection scope of the present invention.

The light shielding device 710 is an annular light shielding device, which can be a quadrangular light shielding device, a polygonal light shielding device, a circular light shielding device or an elliptical light shielding device, all of which do not depart from the present invention. spirit and scope of protection. In some embodiments, the light source device and the light shielding device can be changed according to the appearance and shape of the actual electronic parts, which does not depart from the spirit and protection scope of the present invention.

To sum up, the light shielding device of the automatic insertion device is movably fixed on the clamping device and moves together with the clamping device. When taking pictures of the pins of electronic parts, it is only necessary to move the electronic parts to the top of the camera of the image capture device to take pictures. It is no longer necessary to extend the pins of electronic parts into the grating fixed on the light source, so it can Simplify the action of taking pictures, no longer need to perform frequent acceleration, deceleration and positioning actions, solve the problem of fragmentation of the action of taking pictures, and greatly improve the overall efficiency of the system.

In addition, the light shielding device surrounds the clamping device, so that the clamping device is located inside the light shielding device, and the clamping device and the light shielding device maintain a fixed relative positional relationship. The size and appearance of the light shielding device can be based on the size of the electronic parts. It can be changed and replaced, so that it can be positioned quickly, so as to maintain the required relative positional relationship between the light shielding device and the electronic parts. When taking pictures of the pins of electronic parts, it is not necessary to move the electronic parts to the light source device first, then extend the pins of the electronic parts into the light source, and then adjust the height of the pins, so that the pins can be correctly located in the irradiation area of the light source device . The automatic plug-in device disclosed in the present invention can complete the photographing of the pins of electronic parts on the same height plane, realize the function of flying imaging of the pins of electronic parts, effectively solve the current problem of poor photographing efficiency of the pins of electronic parts, and more Effectively improve the accuracy of pin identification of electronic parts.

Although the present disclosure has been disclosed as above in embodiments, it is not intended to limit the present disclosure. Anyone with ordinary knowledge in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure. Therefore, the present disclosure The scope of protection shall be determined by the scope of the appended patent application.

100: Automatic plug-in device 110: Actuator 112: Actuator lever 114: Shell 120: Clamping device 130: Light shielding device 132: Blackout Wall 140: Electronic Parts 142: pin 144: Part body 200: Light source device 210: Lighting Components 220: Upper surface 230: non-horizontal light 240: non-horizontal light 250: Opening 260: horizontal light 300: Image capture device 400: Horizontal movement device 500: Pedestal 510: Base Surface 610: Part size 620: Inner diameter 710: Light Shading Device 720: Light source device 722: First light generator 723: First Lighting Element 724: Second light generator 725: Second Lighting Element

In order to make the above and other objects, features, advantages and embodiments of the present disclosure more clearly understood, the accompanying drawings are described as follows: FIG. 1 is a schematic diagram of an automatic insertion device according to an embodiment of the present invention. FIG. 2 is a partial enlarged schematic diagram of an automatic insertion device according to an embodiment of the present invention. FIG. 3 is a partially enlarged schematic diagram of an automatic insertion device according to an embodiment of the present invention, to illustrate a schematic diagram of light irradiating the pins of an electronic component. FIG. 4 is a partially enlarged schematic view of an automatic insertion device according to an embodiment of the present invention, to illustrate a schematic diagram of an electronic component being clamped by a clamping device of the automatic insertion device. FIG. 5 is a partial enlarged schematic diagram of an automatic insertion device according to an embodiment of the present invention, to illustrate the electronic parts and the light shielding device when the clamping device of the automatic insertion device clamps the electronic parts for pin identification. Schematic diagram of the location. FIG. 6 is a schematic structural diagram of a light shielding device of an automatic insertion device according to an embodiment of the present invention. FIG. 7 is a schematic structural diagram of a light shielding device of an automatic insertion device according to another embodiment of the present invention.

Domestic storage information (please note in the order of storage institution, date and number) none Foreign deposit information (please note in the order of deposit country, institution, date and number) none

100: Automatic plug-in device

110: Actuator

120: Clamping device

130: Light shielding device

200: Light source device

220: Upper surface

250: Opening

300: Image capture device

400: Horizontal movement device

500: Pedestal

510: Base Surface

Claims (8)

An automatic plug-in device is used to clamp an electronic part, the electronic part has a part body and a plurality of pins, and identifies the positions of the plurality of pins, the automatic plug-in device comprises: an actuator, having A vertically retractable actuating rod; a clamping device connected to the actuating rod of the actuator to clamp the electronic component; a light shielding device disposed below the clamping device, mainly shielding the electronic components A part of the height of the part body of the part and the plurality of pins extending from one end of the part body, and the plurality of pins of the rest part are exposed outside the light shielding device; a light source device, having an upper surface and a plurality of lighting elements, wherein the light of the lighting elements includes horizontal light and non-horizontal light, and the non-horizontal light passes through the upper surface to illuminate the plurality of pins exposed outside the light shielding device; and a horizontal moving device connected to the actuator, wherein, when the clamping device vertically retracts and clamps the electronic component by the actuating rod of the actuator, and is accommodated in the light shielding device, the The horizontal moving device horizontally moves the actuator, the light shielding device, the clamping device and the electronic component to the top of the light source device. The automatic plug-in device according to claim 1, further comprising: an image capturing device installed below the light source device, so that the electronic part is moved horizontally above the light source device and the electronic part is high When on the upper surface of the light source device, take pictures of the pins of the electronic component. The automatic insertion device as claimed in claim 1, wherein the lighting elements of the light source device are annularly arranged below the upper surface of the light source device. The automatic insertion device according to claim 1, wherein the lighting elements of the light source device are arranged in parallel below the upper surface of the light source device. The automatic insertion device of claim 1, wherein the light shielding device comprises an annular light shielding element surrounding the clamping device. The automatic insertion device of claim 1, wherein the annular light shielding element comprises a polygonal light shielding element. The automatic inserting device according to claim 1, wherein the clamping device comprises a clamping jaw or a suction nozzle. The automatic insertion device of claim 1, wherein the inner diameter of the light shielding device is greater than 30% of the largest dimension of the electronic part.

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