FPC pre-pressing device

Abstract

The present invention discloses an FPC pre-pressing device, including a frame, a pre-pressing support plate fixedly connected to the upper part of the frame, two pre-pressing head mechanisms fixedly connected to the two sides of the pre-pressing support plate, two pre-pressing pressing platforms respectively arranged below the two pre-pressing head mechanisms, two lower alignment mechanisms respectively arranged below the pre-pressing pressing platforms, an FPC transfer platform is arranged on the side of the two pre-pressing pressing platforms away from the pre-pressing support plate, an upper alignment mechanism for detecting the position of the Mark point on the FPC is arranged above the moving path of the FPC transfer platform, a waste recovery mechanism is arranged below the upper alignment mechanism, and is fixedly connected to the pre-pressing support plate. The FPC pre-pressing device of the present invention realizes accurate positioning of the FPC on the liquid crystal glass substrate through the coordinated arrangement of the FPC transfer platform, the pre-pressing head mechanism, the pre-pressing pressing platform, the upper alignment mechanism, the lower alignment mechanism and the waste recovery mechanism.

Description

Technical Field

[0001] The invention relates to the technical field of liquid crystal module production, and in particular to an FPC pre-pressing device. Background Art

[0002] The medium-sized fully automatic FOG bonding machine is developed based on many years of experience in developing FPC automatic alignment equipment and combined with the latest FOG technology. In response to customers' special needs for production capacity and quality, it is suitable for FOG hot pressing process of 3〃-17.3〃TFT-LCD and AM-OLED products. The product qualification rate and yield rate are above 99.5%. It represents the cutting-edge technology level of domestic fully automatic FOG equipment. The FPC pre-pressing device is a very important part of the fully automatic FOG bonding machine. The FPC pre-pressing device can position the FPC on the glass screen.

[0003] At present, in the pre-pressing device of the FOG binding machine, there is still a problem of poor product qualification rate in the FPC pre-pressing process, which reduces production efficiency.

[0004] Based on the above situation, the present invention proposes an FPC pre-pressing device, which can effectively solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to provide an FPC pre-pressing device. The FPC pre-pressing device of the present invention has a simple structure and is easy to use. Through the coordination of the FPC transfer platform, the pre-pressing head mechanism, the pre-pressing pressing table, the upper alignment mechanism, the lower alignment mechanism and the waste recovery mechanism, the FPC is accurately positioned on the liquid crystal glass substrate; the qualified rate of the products produced by the FOG binding machine is greatly improved, and the labor intensity of the workers is reduced.

[0006] The present invention is achieved through the following technical solutions:

[0007] An FPC pre-pressing device comprises a frame, a pre-pressing support plate is fixedly connected to the upper part of the frame, and comprises an FPC transfer platform, a pre-pressing head mechanism, a pre-pressing pressing table, an upper alignment mechanism, a lower alignment mechanism and a waste material recovery mechanism;

[0008] The two pre-pressing head mechanisms are respectively fixedly connected to the two sides of the pre-pressing support plate, the two pre-pressing pressing platforms are respectively arranged under the two pre-pressing head mechanisms, the two lower alignment mechanisms are respectively arranged under the pre-pressing pressing platforms, and the two pre-pressing pressing platforms are both provided with an FPC transfer platform on the side away from the pre-pressing support plate, and an upper alignment mechanism for detecting the position of the Mark point on the FPC is provided above the moving path of the FPC transfer platform, and the waste recovery mechanism is arranged below the upper alignment mechanism, and it is fixedly connected to the pre-pressing support plate.

[0009] The purpose of the present invention is to provide an FPC pre-pressing device. The FPC pre-pressing device of the present invention has a simple structure and is easy to use. Through the coordination of the FPC transfer platform, the pre-pressing head mechanism, the pre-pressing pressing table, the upper alignment mechanism, the lower alignment mechanism and the waste recovery mechanism, the FPC is accurately positioned on the liquid crystal glass substrate; the qualified rate of the products produced by the FOG binding machine is greatly improved, and the labor intensity of the workers is reduced.

[0010] Preferably, the FPC transfer platform includes a platform linear module, a platform connecting plate and a placement platform; the platform connecting plate is slidably connected to the platform linear module, and the placement platform is horizontally arranged on the platform connecting plate.

[0011] Preferably, a vacuum adsorption port is provided on the placement platform.

[0012] Preferably, the prestressing head mechanism includes a prestressing linear module, a prestressing guide rail, a prestressing connecting plate, a prestressing cylinder, a ball spline, a DD motor and a prestressing head; the prestressing linear module and the prestressing guide rail are arranged in parallel on one side of the prestressing connecting plate, the prestressing cylinder is arranged on the other side of the prestressing connecting plate, and is connected to a ball spline below, a DD motor is installed outside the ball spline, and a prestressing head is rotatably connected below the DD motor.

[0013] Preferably, the upper alignment mechanism comprises an upper alignment camera and an upper alignment connecting plate; one side of the upper alignment connecting plate is fixedly connected to the upper alignment camera, and the other side of the upper alignment connecting plate is fixedly connected to the frame.

[0014] Preferably, the lower alignment mechanism includes two sets of alignment detection components, which are respectively used to detect the positions of the two left and right Mark points of the liquid crystal glass substrate; and a lower alignment support platform is also provided at the bottom of the lower alignment mechanism.

[0015] Preferably, the alignment detection component includes a lower alignment motor, a ball screw, a lower alignment connecting plate, a lower alignment platform, a dovetail groove slide, a horizontal adjustment plate and a lower alignment camera; the lower alignment motor is rotatably connected to the ball screw, the ball screw is fixedly connected to the lower alignment connecting plate, and the lower alignment platform, dovetail groove slide, horizontal adjustment plate and lower alignment camera are sequentially arranged above the lower alignment connecting plate from bottom to top.

[0016] Preferably, the waste recycling mechanism comprises a waste box, a waste connecting plate and a waste cylinder; the waste box is fixedly connected to the waste connecting plate, and the waste connecting plate is slidably connected to the waste cylinder.

[0017] Preferably, the pre-compression cylinder is connected to an electric proportional valve.

[0018] Compared with the prior art, the present invention has the following advantages and beneficial effects:

[0019] The FPC pre-pressing device of the present invention has a simple structure and is easy to use. Through the coordination of the FPC transfer platform, the pre-pressing head mechanism, the pre-pressing pressing table, the upper alignment mechanism, the lower alignment mechanism and the waste recovery mechanism, the FPC can be accurately positioned on the liquid crystal glass substrate; the qualified rate of products produced by the FOG binding machine is greatly improved, and the labor intensity of workers is reduced.

[0020] 1. Two symmetrical pre-pressing head mechanisms are arranged on both sides of the same pre-pressing support plate, so that the pre-pressing process can be carried out on both sides of the pre-pressing device at the same time, thereby improving work efficiency;

[0021] 2. Through the setting of the upper alignment mechanism and the lower alignment mechanism, the FPC and the liquid crystal glass substrate can be corrected respectively. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the present invention;

[0023] Figure 2 It is a structural schematic diagram of the FPC transfer platform of the present invention;

[0024] Figure 3 It is a structural schematic diagram of the pre-pressing head mechanism of the present invention;

[0025] Figure 4 It is a structural schematic diagram of the lower alignment mechanism of the present invention;

[0026] Figure 5 It is a structural schematic diagram of the waste recycling mechanism described in the present invention. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the preferred implementation scheme of the present invention is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for exemplary description and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only for exemplary description and cannot be understood as a limitation on this patent.

[0028] The technical features such as the DD motor, the upper alignment camera and the lower alignment camera described in the present invention (the constituent units / elements of the present invention), unless otherwise specified, are obtained from conventional commercial channels or manufactured by conventional methods. Their specific structures, working principles, and possible control methods and spatial layout methods can be selected conventionally in the art and should not be regarded as the innovative points of the present invention. For those skilled in the art, it is understandable that the patent of the present invention will not be further elaborated.

[0029] Embodiment 1:

[0030] like Figures 1 to 5 As shown, the present invention provides an FPC pre-pressing device, including a frame 61, a pre-pressing support plate 611 is fixedly connected to the upper part of the frame 61, and includes an FPC transfer platform 62, a pre-pressing head mechanism 63, a pre-pressing pressing platform 64, an upper alignment mechanism 65, a lower alignment mechanism 66 and a waste recovery mechanism 67;

[0031] The two pre-pressing head mechanisms 63 are respectively fixedly connected to the two sides of the pre-pressing support plate 611, the two pre-pressing pressing platforms 64 are respectively arranged below the two pre-pressing head mechanisms 63, the two lower alignment mechanisms 66 are respectively arranged below the pre-pressing pressing platforms 64, and the two pre-pressing pressing platforms 64 are both provided with an FPC transfer platform 62 on the side away from the pre-pressing support plate 611. The platform on the FPC transfer platform 62 can be moved, and an upper alignment mechanism 65 for detecting the position of the Mark point on the FPC is provided above the moving path of the FPC transfer platform 62. The waste recovery mechanism 67 is arranged below the upper alignment mechanism 65, and it is fixedly connected to the pre-pressing support plate 611.

[0032] Embodiment 2:

[0033] like Figures 1 to 5 As shown, the present invention provides an FPC pre-pressing device, including a frame 61, a pre-pressing support plate 611 is fixedly connected to the upper part of the frame 61, and includes an FPC transfer platform 62, a pre-pressing head mechanism 63, a pre-pressing pressing platform 64, an upper alignment mechanism 65, a lower alignment mechanism 66 and a waste recovery mechanism 67;

[0034] The two pre-pressing head mechanisms 63 are respectively fixedly connected to the two sides of the pre-pressing support plate 611, the two pre-pressing pressing platforms 64 are respectively arranged below the two pre-pressing head mechanisms 63, the two lower alignment mechanisms 66 are respectively arranged below the pre-pressing pressing platforms 64, and the two pre-pressing pressing platforms 64 are both provided with an FPC transfer platform 62 on the side away from the pre-pressing support plate 611. The platform on the FPC transfer platform 62 can be moved, and an upper alignment mechanism 65 for detecting the position of the Mark point on the FPC is provided above the moving path of the FPC transfer platform 62. The waste recovery mechanism 67 is arranged below the upper alignment mechanism 65, and it is fixedly connected to the pre-pressing support plate 611.

[0035] Furthermore, in another embodiment, the FPC transfer platform 62 includes a platform linear module 621 , a platform connecting plate 622 and a placement platform 623 ; the platform connecting plate 622 is slidably connected to the platform linear module 621 , and the placement platform 623 is horizontally arranged on the platform connecting plate 622 .

[0036] The linear module is a displacement component composed of a guide rail, a slider and a motor, and has the characteristics of high precision and strong flexibility. The placement platform 623 can move back and forth through the platform linear module 621.

[0037] Furthermore, in another embodiment, a vacuum adsorption port 6231 is provided on the placement platform 623 .

[0038] The vacuum adsorption port 6231 generates a vacuum adsorption force by connecting to an air source, and adsorbs the FPC firmly on the placement platform.

[0039] Furthermore, in another embodiment, the prestressing head mechanism 63 includes a prestressing linear module 631, a prestressing guide rail 632, a prestressing connecting plate 633, a prestressing cylinder 634, a ball spline 635, a DD motor 636 and a prestressing head 637; the prestressing linear module 631 and the prestressing guide rail 632 are arranged in parallel on one side of the prestressing connecting plate 633, the prestressing cylinder 634 is arranged on the other side of the prestressing connecting plate 633, and is connected to a ball spline 635 below, a DD motor 636 is installed on the outside of the ball spline 635, and a prestressing head 637 is rotatably connected below the DD motor 636.

[0040] The pre-stress guide rail 632 moves up and down following the pre-stress linear module 631. The pre-stress connecting plate connects the pre-stress guide rail 632 and the pre-stress cylinder 634 together. The pre-stress cylinder 634 drives the pre-stress head 637 to complete the longitudinal movement through the ball spline 635. The DD motor 636 can drive the pre-stress head 637 to complete the rotational movement.

[0041] Furthermore, in another embodiment, the upper alignment mechanism 65 includes an upper alignment camera 651 and an upper alignment connecting plate 652 ; one side of the upper alignment connecting plate 652 is fixedly connected to the upper alignment camera 651 , and the other side of the upper alignment connecting plate 652 is fixedly connected to the frame 61 .

[0042] The upper alignment mechanism 65 adopts a CCD correction system to detect the position of the Mark point on the FPC.

[0043] Furthermore, in another embodiment, the lower alignment mechanism 66 includes two sets of alignment detection components 661, which are respectively used to detect the positions of the two left and right Mark points of the liquid crystal glass substrate; a lower alignment support platform 662 is also provided at the bottom of the lower alignment mechanism 66.

[0044] The lower alignment mechanism 66 adopts a CCD correction system to detect the positions of the two left and right Mark points on the liquid crystal glass substrate.

[0045] Furthermore, in another embodiment, the alignment detection component 661 includes a lower alignment motor 6611, a ball screw 6612, a lower alignment connecting plate 6613, a lower alignment platform 6614, a dovetail groove slide 6615, a horizontal adjustment plate 6616 and a lower alignment camera 6617; the lower alignment motor 6611 is rotatably connected to the ball screw 6612, the ball screw 6612 is fixedly connected to the lower alignment connecting plate 6613, and a lower alignment platform 6614, a dovetail groove slide 6615, a horizontal adjustment plate 6616 and a lower alignment camera 6617 are sequentially arranged above the lower alignment connecting plate 6613 from bottom to top.

[0046] The lower alignment connecting plate 6613 is installed on the nut of the ball screw 6612 and moves left and right with the screw. The lower alignment motor 6611 drives the lower alignment connecting plate 6613 through the ball screw 6612 to achieve Z-axis adjustment of the camera. The lower alignment platform 6614 can manually adjust the height of the camera. The dovetail groove slide 6615 can achieve Y-axis adjustment of the camera through manual adjustment. The horizontal adjustment plate 6616 can adjust the horizontal position of the camera.

[0047] Furthermore, in another embodiment, the waste recycling mechanism 67 includes a waste box 671, a waste connecting plate 672 and a waste cylinder 673; the waste box 671 is fixedly connected to the waste connecting plate 672, and the waste connecting plate 672 is slidably connected to the waste cylinder 673.

[0048] The waste box 671 is connected to the waste cylinder 673 through the waste connecting plate 672, and can complete the lateral movement.

[0049] Furthermore, in another embodiment, the pre-compression cylinder 634 is connected to an electrical proportional valve.

[0050] The pre-pressurization cylinder 634 is mainly responsible for the attachment action. The electric proportional valve controls the air pressure through an electrical signal, which can realize continuous and stepless adjustment of the air pressure, and can realize remote control and program control. The pre-pressurization cylinder 634 can be accurately controlled to achieve attachment and improve the product qualification rate.

[0051] According to the description and drawings of the present invention, those skilled in the art can easily manufacture or use the FPC pre-pressing device of the present invention, and can produce the positive effects described in the present invention.

[0052] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.

[0053] Unless otherwise clearly specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0054] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent change made to the above embodiment based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. An FPC pre-pressing device, comprising a frame (61), wherein a pre-pressing support plate (611) is fixedly connected to the upper portion of the frame (61), characterized in that: The invention comprises an FPC transfer platform (62), a pre-pressing head mechanism (63), a pre-pressing pressing platform (64), an upper alignment mechanism (65), a lower alignment mechanism (66) and a waste material recovery mechanism (67); the two pre-pressing head mechanisms (63) are respectively fixedly connected to the two sides of the pre-pressing support plate (611); the two pre-pressing pressing platforms (64) are respectively arranged below the two pre-pressing head mechanisms (63); the two lower alignment mechanisms (66) are respectively arranged below the pre-pressing pressing platforms (64); the two pre-pressing pressing platforms (64) are far away from the pre-pressing support plate (611). 11) is provided with an FPC transfer platform (62) on one side, an upper alignment mechanism (65) for detecting the position of the Mark point on the FPC is provided above the moving path of the FPC transfer platform (62), the waste recovery mechanism (67) is provided below the upper alignment mechanism (65), and is fixedly connected to the pre-pressing support plate (611), the FPC transfer platform (62) comprises a platform linear module (621), a platform connecting plate (622) and a placement platform (623); the platform connecting plate (622) is slidably connected to the platform linear module (6 21), the placement platform (623) is horizontally arranged on the platform connecting plate (622), the placement platform (623) is provided with a vacuum suction port (6231), the lower alignment mechanism (66) includes two sets of alignment detection components (661), which are respectively used to detect the positions of the two left and right Mark points of the liquid crystal glass substrate; the bottom of the lower alignment mechanism (66) is also provided with a lower alignment support platform (662), the alignment detection component (661) includes a lower alignment motor (6611), a ball screw (6612), a lower alignment connecting plate ( 6613), a lower alignment platform (6614), a dovetail groove slide (6615), a horizontal adjustment plate (6616) and a lower alignment camera (6617); the lower alignment motor (6611) is rotatably connected to the ball screw (6612), the ball screw (6612) is fixedly connected to the lower alignment connecting plate (6613), and the lower alignment platform (6614), the dovetail groove slide (6615), the horizontal adjustment plate (6616) and the lower alignment camera (6617) are arranged in sequence from bottom to top above the lower alignment connecting plate (6613).

2. The FPC preloading device according to claim 1, characterized in that: The pre-stressing head mechanism (63) comprises a pre-stressing linear module (631), a pre-stressing guide rail (632), a pre-stressing connecting plate (633), a pre-stressing cylinder (634), a ball spline (635), a DD motor (636) and a pre-stressing head (637); the pre-stressing linear module (631) and the pre-stressing guide rail (632) are arranged in parallel on one side of the pre-stressing connecting plate (633), the pre-stressing cylinder (634) is arranged on the other side of the pre-stressing connecting plate (633), and is connected to a ball spline (635) below, the ball spline (635) is externally mounted with a DD motor (636), and the DD motor (636) is rotatably connected to a pre-stressing head (637) below.

3. The FPC preloading device according to claim 1, characterized in that: The upper alignment mechanism (65) comprises an upper alignment camera (651) and an upper alignment connecting plate (652); one side of the upper alignment connecting plate (652) is fixedly connected to the upper alignment camera (651), and the other side of the upper alignment connecting plate (652) is fixedly connected to the frame (61).

4. The FPC preloading device according to claim 1, characterized in that: The waste recovery mechanism (67) comprises a waste box (671), a waste connecting plate (672) and a waste cylinder (673); the waste box (671) is fixedly connected to the waste connecting plate (672), and the waste connecting plate (672) is slidably connected to the waste cylinder (673).

5. The FPC preloading device according to claim 2, characterized in that: The pre-compression cylinder (634) is connected to an electric proportional valve.

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