CN216145066U

CN216145066U - Identification mechanism capable of positively and negatively identifying backlight module of mobile phone

Info

Publication number: CN216145066U
Application number: CN202121938392.8U
Authority: CN
Inventors: 黄博; 左鼎
Original assignee: Shenzhen Guanyun Intelligent Control Technology Co ltd
Current assignee: Shenzhen Guanyun Intelligent Control Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-08-18
Publication date: 2022-03-29
Anticipated expiration: 2031-08-18

Abstract

The utility model belongs to the technical field of identification of backlight modules of mobile phones, and provides an identification mechanism capable of positively and negatively identifying a backlight module of a mobile phone, which comprises a workbench and a supporting plate fixed on the workbench, wherein a jig is arranged on the workbench, four right-angled parts on the jig are embedded in a triangular prism, two groups of camera modules, two lifting modules used for respectively driving the two groups of camera modules to lift and a horizontal driving module used for driving the two lifting modules to horizontally move are arranged right above the jig, the horizontal driving module is fixedly connected with the supporting plate, the horizontal driving module is in driving connection with the two lifting modules, and the two groups of camera modules, the two lifting modules and the horizontal driving module are respectively and electrically connected with a PLC (programmable logic controller). The identification mechanism capable of positively and negatively identifying the backlight module of the mobile phone saves a set of vision module and a set of motion module, and can ensure that the space size of equipment is unchanged and the operation interface of software is simple.

Description

Identification mechanism capable of positively and negatively identifying backlight module of mobile phone

Technical Field

The utility model relates to the technical field of identification of a backlight module of a mobile phone, in particular to an identification mechanism capable of positively and negatively identifying the backlight module of the mobile phone.

Background

At the in-process that cell-phone is shaded and glass vision counterpoint laminating, cell-phone backlight unit and glass apron accomplish the equipment automatically on platform anchor clamps, wherein, the equipment order is: (1) placing the mobile phone backlight module on the jig and moving the mobile phone backlight module to a photographing position; (2) each of the 4 cameras is positioned at a right angle; (3) the glass cover plate automatically tears the film and moves to a photographing position; (4)2, positioning a right angle for each camera; (5) the position of the mobile phone backlight module and the position of the glass cover plate are respectively corrected; (6) and pressing the mobile phone backlight module and the glass cover plate, and then automatically taking out a finished product to take the finished product out and placing the finished product on a conveyor belt.

When the existing automatic assembling machine shoots the backlight module, most of the existing automatic assembling machines only select the front side or the back side to shoot a single side, if the characteristic area of the backlight module of the mobile phone needs to be shot and positioned on two sides, a set of visual module and a set of motion module need to be added, so that the size of the equipment is increased, the structure and software are relatively complex, and the cost is directly increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the identification mechanism capable of positively and negatively identifying the backlight module of the mobile phone, provided by the utility model, not only saves a set of vision module and a set of motion module, but also can keep the space size of equipment unchanged, and the operation interface of software is simple.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a but positive and negative discernment cell-phone backlight unit's recognition mechanism, includes the workstation and fixes the backup pad on the workstation, be provided with the tool on the workstation, four right angles departments on the tool inlay and locate triangle-shaped prism, be equipped with two sets of subassemblies of making a video recording directly over the tool, be used for driving two elevating system that two sets of subassemblies of making a video recording go up and down respectively and be used for driving two elevating system horizontal migration's horizontal drive subassembly, horizontal drive subassembly and backup pad fixed connection, horizontal drive subassembly all is connected with two elevating system drives, and two sets of subassemblies of making a video recording, two elevating system and horizontal drive subassembly are connected with the PLC controller electricity respectively.

Furthermore, every group the subassembly of making a video recording includes first fixed plate and two CCD cameras, and two CCD cameras all with first fixed plate fixed connection, lifting unit and first fixed plate drive are connected, and two CCD cameras all are connected with the PLC controller electricity.

Furthermore, the horizontal driving assembly comprises a servo motor and a screw rod, the servo motor is installed on the supporting plate and is in driving connection with the screw rod, the second fixing plate is fixedly connected with the nut seat of the screw rod, the lifting assembly is fixedly connected with the second fixing plate, and the servo motor is electrically connected with the PLC.

Furthermore, four right angles of the jig are provided with grooves matched with the triangular prism, and the upper surface of the triangular prism is flush with the upper surface of the jig.

Furthermore, the tangent plane of the triangular prism is rectangular, the side surface of the triangular prism is an isosceles right triangle, the waist surface of the triangular prism is square, and the black film is coated on the waist surface of the triangular prism.

According to the technical scheme, the utility model has the beneficial effects that: the mobile phone backlight module is arranged on the jig, the triangular prisms are respectively added at four corners of the jig, four right angles of the mobile phone backlight module are respectively located in the areas of the four triangular prisms, the height and the translation position of the two groups of camera shooting assemblies are adjusted through the PLC, the mobile phone backlight module can be shot to the front side and the back side through 180-degree reflection of the triangular prisms, one set of vision module and one set of motion module are saved, the space size of equipment can be kept unchanged, and the operation interface of software is simple.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a prism according to the present invention;

fig. 3 is a light path diagram of the present invention.

Reference numerals:

1-a workbench; 2-a support plate;

11-a jig; 12-a mobile phone backlight module; 13-triangular prism; 21-a servo motor; 22-a screw rod; 23-a second fixing plate; 24-a lifting assembly; 25-a first fixing plate; 26-a CCD camera;

131-cutting into a section; 132-waist surface; 133-side.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1-3, this embodiment provides a but positive and negative discernment cell-phone backlight unit's recognition mechanism, including workstation 1 and the backup pad 2 of fixing on workstation 1, be provided with tool 11 on workstation 1, four right angles on tool 11 are inlayed and are located triangle-shaped prism 13, be equipped with two sets of subassemblies of making a video recording directly over tool 11, be used for driving two sets of two elevating system 24 that make a video recording the subassembly and be used for driving two elevating system 24 horizontal migration's horizontal drive subassembly respectively, horizontal drive subassembly and backup pad 2 fixed connection, horizontal drive subassembly all is connected with two elevating system 24 drives, two sets of subassemblies of making a video recording, two elevating system 24 and horizontal drive subassembly are connected with the PLC controller electricity respectively, elevating system 24 can select electric cylinder or electric telescopic handle for use.

In the in-service use, the cell-phone backlight module 12 is arranged on the tool 11, and a triangle prism 13 has been added respectively in four corners of tool 11, four right angles of cell-phone backlight module 12 are located four triangle prism 13's region respectively, through the adjustment of the height and the translation position of PLC controller to two sets of subassembly of making a video recording, and through the 180 degrees reflections of triangle prism 13, can shoot the front and the reverse side of cell-phone backlight module 12, one set of vision module and one set of motion module have both been saved, can make equipment space size unchangeable again, the operation interface of software is simple.

In this embodiment, each camera assembly includes first fixed plate 25 and two CCD cameras 26, and two CCD cameras 26 all with first fixed plate 25 fixed connection, and lifting unit 24 all is connected with first fixed plate 25 drive, and two CCD cameras 26 all are connected with the PLC controller electricity.

In actual use, the horizontal driving assembly is controlled by the PLC to drive the two groups of camera assemblies to move horizontally, so that the four CCD cameras 26 are respectively positioned right above the four triangular prisms, and the front side of the mobile phone backlight module 12 is shot; use the central point of tool 11 as the benchmark, drive two sets of subassemblies of making a video recording to the right side of tool 11 through PLC controller control horizontal drive subassembly, simultaneously, make two left CCD cameras 26 be located the right side of two left triangular prism 13, and extend through the left elevating module 24 of PLC controller control, drive two left CCD cameras 26 and descend, be convenient for receive the light signal after the twice total reflection of triangular prism 13, take a picture to two right-angled reverse sides in cell-phone backlight module 12 left side. On the contrary, the horizontal driving assembly is controlled by the PLC controller to drive the two groups of camera assemblies to move to the left side of the jig 11, and at the same time, the two CCD cameras 26 on the right side are positioned on the left sides of the two triangular prisms 13 on the right side, and the lifting assembly 24 on the right side is controlled by the PLC controller to extend to drive the two CCD cameras 26 on the right side to descend, so that the optical signals after twice total reflection of the triangular prisms 13 are received, the reverse sides of the two right angles on the right side of the mobile phone backlight module 12 are photographed, and the reverse side of the mobile phone backlight module 12 is photographed; the horizontal moving distance of the horizontal driving component and the extending or shortening distance of the lifting component 24 are calculated according to the size of the triangular prism 13 and the size of the mobile phone backlight module 12.

In this embodiment, the horizontal driving assembly includes a servo motor 21 and a lead screw 22, the servo motor 21 is installed on the supporting plate 2, the servo motor 21 is in driving connection with the lead screw 22, the second fixing plate 23 is fixedly connected with a nut seat of the lead screw 22, the lifting assembly 24 is fixedly connected with the second fixing plate 23, and the servo motor 21 is electrically connected with the PLC controller.

In practical use, the PLC controller controls the output shaft of the servo motor 21 to rotate to drive the nut seat of the lead screw 22 to move horizontally, so as to control the horizontal movement of the second fixing plate 23, and thus drive the CCD camera 26 to move.

In this embodiment, four right angles of the jig 11 are provided with grooves adapted to the triangular prism 13, and the upper surface of the triangular prism 13 is flush with the upper surface of the jig 11, so that the incident light and the reflected light keep parallel and opposite effects.

In this embodiment, the section 131 of the triangular prism 13 is rectangular, the side 133 of the triangular prism 13 is an isosceles right triangle, the waist surface 132 of the triangular prism 13 is square, and the waist surface 132 of the triangular prism 13 is coated with a black film, so as to improve the total reflection effect of the waist surface 132. The light path diagram of the triangular prism for two right-angle reflections at the left side of the mobile phone backlight module 12 is shown in fig. 3, a right-angle image a at the left side of the mobile phone backlight module 12 enters the left side of the triangular prism and is projected into an image a1, the image a2 is projected through the primary reflection of the waist surface 132 at the left side of the triangular prism 13, then the image A3 is projected through the secondary reflection of the waist surface 132 at the right side of the triangular prism 13, and finally, the image a enters the CCD chip of the CCD camera 26.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides a but positive and negative discernment cell-phone backlight unit's recognition mechanism, includes workstation (1) and fixes backup pad (2) on workstation (1), its characterized in that: be provided with tool (11) on workstation (1), four right angles departments on tool (11) inlay and locate triangle-shaped prism (13), be equipped with two sets of subassemblies of making a video recording directly over tool (11), be used for driving two sets of two elevating system (24) that make a video recording the subassembly and be used for driving two elevating system (24) horizontal migration's horizontal drive subassembly respectively, horizontal drive subassembly and backup pad (2) fixed connection, horizontal drive subassembly all is connected with two elevating system (24) drives, two sets of subassemblies of making a video recording, two elevating system (24) and horizontal drive subassembly are connected with the PLC controller electricity respectively.

2. The identification mechanism of claim 1, wherein the identification mechanism comprises: every group the subassembly of making a video recording includes first fixed plate (25) and two CCD camera (26), and two CCD camera (26) all with first fixed plate (25) fixed connection, lifting unit (24) and first fixed plate (25) drive connection, two CCD camera (26) all are connected with the PLC controller electricity.

3. The identification mechanism of claim 2, wherein the identification mechanism is capable of identifying the backlight module of the mobile phone positively and negatively, and comprises: the horizontal driving assembly comprises a servo motor (21) and a screw rod (22), the servo motor (21) is installed on the supporting plate (2), the servo motor (21) is in driving connection with the screw rod (22), a second fixing plate (23) is fixedly connected with a nut seat of the screw rod (22), a lifting assembly (24) is fixedly connected with the second fixing plate (23), and the servo motor (21) is electrically connected with the PLC.

4. The identification mechanism of claim 1, wherein the identification mechanism comprises: four right-angle corners of the jig (11) are provided with grooves matched with the triangular prisms (13), and the upper surfaces of the triangular prisms (13) are flush with the upper surface of the jig (11).

5. The identification mechanism of claim 1, wherein the identification mechanism comprises: tangent plane (131) of triangle-shaped prism (13) are the rectangle, side (133) of triangle-shaped prism (13) are isosceles right triangle, waist (132) of triangle-shaped prism (13) are the square, and the coating has the black membrane on the waist (132) of triangle-shaped prism (13).