CN209878811U

CN209878811U - FPC positioning mechanism, FPC positioning device, conduction device and lighting test fixture

Info

Publication number: CN209878811U
Application number: CN201920076266.2U
Authority: CN
Inventors: 胡同新; 陈前祎
Original assignee: Wuhan Jingyitong Electronic Technology Co Ltd
Current assignee: Wuhan Jingyitong Electronic Technology Co Ltd
Priority date: 2019-01-17
Filing date: 2019-01-17
Publication date: 2019-12-31
Anticipated expiration: 2029-01-17

Abstract

The utility model discloses a FPC positioning mechanism, FPC positioner, switch on device and spot lamp test fixture, it is including being used for bearing FPC's base plate, sliding fit is provided with the transverse orientation structure that is used for rectifying FPC along FPC's width direction and is used for rectifying FPC's longitudinal orientation structure along FPC's length direction on the base plate, transverse orientation structure includes a pair of transverse orientation piece that can follow FPC's width direction removal at least, longitudinal orientation structure includes a longitudinal orientation piece that can follow FPC's length direction removal at least. The utility model is not only simple in structure, can convenient and fast ground realize the correction of FPC's position as the benchmark in addition with switching on device crimping head position, guarantee FPC and the counterpoint crimping precision that switches on the device.

Description

FPC positioning mechanism, FPC positioning device, conduction device and lighting test fixture

Technical Field

The utility model relates to a FPC positioning mechanism, FPC positioner, display panel switch on device and test fixture lights a lamp belongs to display panel test fixture technical field, especially relates to a FPC positioning mechanism of correctable FPC position, the FPC positioner who contains this FPC positioning mechanism, the display panel who contains this FPC positioner switch on the device and contain the test fixture that lights a lamp that should switch on the device.

Background

With the continuous progress of science and technology and the rapid development of society, display panels are widely applied to the fields of mobile phones, computers and the like. The quality of the display panel directly affects the service life of mobile phones, computer screens and other electronic devices. In order to ensure high quality of the display panel, different performances of the display panel need to be detected during the production process of the display panel.

At present, to binding FPC's display panel, thereby it is generally to adopt the FPC that switches on device crimping display panel to with signal transmission to display panel when its different performance detects, and switch on between device and the FPC before realizing the crimping, generally be the counterpoint that operator's naked eye manual realization FPC and the device that switches on, the typical structure of this kind of counterpoint mode is shown as china utility model CN207528859U, it discloses a cell-phone shows the detection positioner of FPC's connector, it includes surveys test panel and sets up the female seat that is used for carrying out the lock with the connector on surveying test panel, the periphery that just is located female seat on surveying test panel is equipped with auxiliary positioning device, auxiliary positioning device includes the locating piece, the side of locating piece is equipped with the breach that is used for holding female seat, the shape of breach is identical with the shape that shows FPC of the part at the connector place of location on female seat. Although this locating piece can guarantee FPC and the counterpoint crimping precision that switches on the device, when the FPC sight is kept off or FPC slope, thereby the above-mentioned device then can't realize the correction of FPC position and make FPC and switch on the device and have positional deviation, cause display panel to switch on bad phenomenon.

Disclosure of Invention

To the defect that above-mentioned prior art exists, the to-be-solved technical problem of the utility model is to provide a FPC positioning mechanism, FPC positioner, display panel of correctable FPC position switch on device and spot lamp test fixture, its simple structure not only, but also can convenient and fast ground realize the correction of FPC's position as the benchmark with switching on device crimping head position, guarantee FPC and the counterpoint crimping precision that switches on the device.

For solving the technical problem, the utility model discloses a such FPC positioning mechanism of correctable FPC position, including being used for bearing FPC's base plate, sliding fit is provided with the transverse orientation structure that is used for rectifying FPC along FPC's width direction and is used for rectifying FPC's longitudinal orientation structure along FPC's length direction on the base plate, transverse orientation structure includes a pair of transverse orientation piece that can follow FPC's width direction removal at least, longitudinal orientation structure includes a longitudinal orientation piece that can follow FPC's length direction removal at least.

In a preferred embodiment of the present invention, the lateral positioning structure includes at least a pair of lateral positioning blocks capable of moving synchronously along the width direction of the FPC to be close to or away from.

The utility model discloses an in a preferred embodiment, processing has on the base plate and is used for sliding fit to connect the horizontal guide way of horizontal locating piece, horizontal guide way is arranged along FPC's width direction, the groove depth of horizontal guide way is less than the height of horizontal locating piece, interval between the horizontal guide way is corresponding with FPC's width.

The utility model discloses an in a preferred embodiment, horizontal guide way with be provided with the reset spring who arranges along FPC width direction between the horizontal locating piece, the rigid coupling has the limit baffle who is used for preventing that horizontal locating piece breaks away from horizontal guide way under the reset spring effect on the base plate.

The utility model discloses an in a preferred embodiment, horizontal locating piece is the cuboid form, the one end of horizontal locating piece is provided with the location datum plane that is used for fixing a position FPC, and the other end is provided with the drive wedge face that is used for driving horizontal locating piece to remove.

The utility model discloses an in a preferred embodiment, processing has on the base plate and is used for sliding fit to connect vertical positioning piece indulge the guide way, indulge the guide way and arrange along FPC's length direction, the groove depth of indulging the guide way is less than vertical positioning piece's height.

The utility model discloses an in a preferred embodiment, indulge the guide way with be provided with the reset spring who arranges along FPC length direction between the longitudinal register piece, the rigid coupling has the limit baffle who is used for preventing that the longitudinal register piece from breaking away from the guide way of indulging under the reset spring effect on the base plate.

In a preferred embodiment of the present invention, the longitudinal positioning block is a rectangular parallelepiped, and one end of the longitudinal positioning block is provided with a positioning reference surface for positioning the FPC.

The utility model discloses an in a preferred embodiment, processing has the FPC constant head tank that is used for with location FPC on the base plate, the width of FPC constant head tank is greater than FPC's width, the width of FPC constant head tank is greater than interval between the horizontal guide way.

The utility model also discloses a FPC positioner of correctable FPC position, include aforementioned FPC positioning mechanism and be used for the drive FPC positioning mechanism's horizontal locating piece and the drive structure that the longitudinal register piece removed.

In a preferred embodiment of the present invention, the driving structure includes a driving cylinder or a linear driving mechanism.

In a preferred embodiment of the present invention, the output end of the driving structure is connected to the transverse positioning block and the longitudinal positioning block simultaneously.

The utility model also discloses a switch on device for display panel detects, switch on the needle mould including FPC positioner and FPC, FPC positioner is the FPC positioner of aforementioned correctable FPC position.

The utility model also discloses a display panel test fixture of lighting a lamp, it has used aforementioned device that switches on.

The utility model has the advantages that: the utility model has simple structure and convenient use, and can actively correct the position of the FPC and ensure the FPC and the conduction device to be accurately aligned no matter whether the sight of the FPC is shielded or not and whether the FPC inclines relative to the initial position of the pressing joint of the conduction device, thereby ensuring that the bad conduction phenomenon of the display panel caused by the position deviation between the FPC and the conduction device is avoided; the utility model adds the horizontal positioning structure and the vertical positioning block which move synchronously on the substrate bearing the FPC, thereby realizing the correction of the width direction and the length direction of the FPC respectively, and leading the FPC to be capable of actively correcting even if the FPC is obliquely arranged relative to the conduction device; furthermore, the utility model discloses a structural design for driving the movement of a transverse positioning block and a longitudinal positioning block, which comprises a transverse guide groove on a base plate, a longitudinal guide groove, a reset spring positioned in the transverse guide groove and the longitudinal guide groove, and a driving wedge surface on the transverse positioning block, wherein the structure is compact, convenient to install and maintain, and can be integrally and conveniently installed on various display panel detection tools; furthermore, the utility model discloses an increase the FPC constant head tank at the base plate, and guarantee that the width of FPC constant head tank is greater than the interval between the horizontal guide way, it can realize carrying out prepositioning to FPC, improves FPC counterpoint efficiency; furthermore, the FPC positioning device disclosed by the instinct utility model synchronously drives the transverse positioning block and the longitudinal positioning block to synchronously move and position the FPC through the air cylinder and the oil cylinder, has compact structure and small temporary space, and can realize the cooperative correction of the transverse position and the longitudinal position of the FPC by one step; further, the utility model discloses an adopted aforementioned FPC positioner's display panel to detect and switch on device and display panel and detect the test fixture of lighting a lamp, it can guarantee FPC and the counterpoint precision that switches on the device effectively, saved the manual counterpoint of operator to FPC, improved display panel's efficiency of software testing.

Drawings

FIG. 1 is a schematic diagram of an FPC positioning mechanism capable of correcting the position of an FPC according to an embodiment of the present invention;

FIG. 2 is a schematic view of an operating state of an FPC positioning mechanism capable of correcting the position of an FPC according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a conduction device for display panel detection according to an embodiment of the present invention;

in the figure: 1-a substrate; 2-a transverse positioning structure; 3-longitudinal positioning structure; 4-a return spring; 5-limiting baffle plates; 1.1-FPC locating slot; 1.2-transverse guide groove; 1.3-longitudinal guide groove; 2.1-transverse positioning block; 3.1-longitudinal positioning block; A-FPC; b-a ram of the conduction device; c-cylinder; d-elastic sheet for driving the transverse guide groove to move.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model discloses a FPC positioning mechanism and device of correctable FPC position, it can be used for various all kinds of capability test that bind FPC's display panel, even if the FPC sight is obstructed, FPC initial arrangement position inclines under the ground the condition, also can be according to the device pressure head position correction FPC that switches on to guarantee FPC and the accurate crimping of counterpointing that switches on the device.

The FPC positioning groove structure mainly comprises a substrate 1 for bearing FPC, the substrate 1 is cuboid, FPC positioning grooves 1.1 for positioning FPC are processed on the upper surface of the substrate 1, the width of the FPC positioning grooves 1.1 is larger than that of FPC, thereby facilitating the initial positioning of FPC and avoiding interference between FPC and the substrate 1, transverse guide grooves 1.2 are symmetrically processed on two transverse sides of the FPC positioning grooves 1.1, two transverse guide grooves 1.2 are arranged collinearly along the width direction of FPC, the transverse guide grooves 1.2 are arranged along the width direction of FPC, the groove depth of the transverse guide grooves 1.2 is smaller than the height of the transverse positioning blocks 2.1, the distance between the transverse guide grooves 1.2 corresponds to the width of FPC, the width of the FPC positioning grooves 1.1 is larger than that between the transverse guide grooves 1.2, as can be known from the positions of the FPC positioning grooves 1.1 and the transverse guide grooves 1.2 shown in the figure, an intersection surface exists between the FPC positioning grooves 1.1.2 and the transverse guide grooves 1.2, and the front end of the FPC positioning grooves 1.1 is provided with a longitudinal guide groove 1.3, the longitudinal guide groove 1.3 is arranged along the length direction of the FPC, the depth of the longitudinal guide groove 1.3 is smaller than the height of the longitudinal positioning block 3.1, and the structure of the substrate 1 is composed of the parts. In order to realize the active correction of the FPC, 1 transverse positioning block 2.1 is respectively connected in the two transverse guide grooves 1.2 in a sliding fit manner, the transverse positioning block 2.1 is cuboid, a positioning datum plane for positioning the FPC is arranged on one side end face of the transverse positioning block 2.1 facing the transverse guide grooves 1.2, a driving wedge face for driving the transverse positioning block 2.1 to move is arranged on one side end face of the transverse positioning block 2.1 deviating from the transverse guide grooves 1.2, a groove for limiting the moving position of the transverse positioning block 2.1 is processed on the upper end face of the transverse positioning block 2.1, a limiting baffle 5 for preventing the transverse positioning block 2.1 from being separated from the transverse guide grooves 1.2 under the action of a reset spring 4 is fixedly connected on the base plate 1, the reset spring 4 arranged along the width direction of the FPC is arranged between the transverse guide grooves 1.2 and the transverse positioning block 2.1, so that the transverse guide grooves 1.2 can be guided by the transverse guide grooves 1.2 to move along the, the return spring 4 works to return to the position of the limit baffle 5; preferably, the 2 transverse positioning blocks 2.1 of the present invention can move synchronously to approach or move synchronously to depart from through a power source; the longitudinal guide groove 1.3 is connected with 1 longitudinal positioning block 3.1 in a sliding fit mode, the longitudinal positioning block 3.1 is cuboid, a positioning datum plane for positioning the FPC is arranged on one side end face, facing the longitudinal guide groove 1.3, of the longitudinal positioning block 3.1, a reset spring 4 arranged along the length direction of the FPC is arranged between the longitudinal guide groove 1.3 and the longitudinal positioning block 3.1, a limit baffle 5 used for preventing the longitudinal positioning block 3.1 from being separated from the longitudinal guide groove 1.3 under the action of the reset spring 4 is fixedly connected to the base plate 1, the longitudinal positioning block 3.1 can be guided by the longitudinal guide groove 1.3 to move along the length direction of the FPC under the action of external force, and the reset spring 4 works to reset the limit baffle 5 after the external force disappears. The longitudinal positioning block 3.1 and the transverse positioning block 2.1 can move synchronously through a power source, and the driving structure for driving the longitudinal positioning block 3.1 and the transverse positioning block 2.1 to move comprises a driving oil cylinder or a driving air cylinder or a linear driving mechanism. Taking the actuating cylinder as an example, actuating cylinder arranges along FPC's length direction, and actuating cylinder's tailpiece of the piston rod is direct with the 3.1 rigid couplings of longitudinal positioning piece, and actuating cylinder's tailpiece of the piston rod still parallel rigid coupling has 2 flexible shell fragments simultaneously, and the tip of 2 shell fragments all is provided with and is used for driving the wedge surface complex with horizontal locating piece 2.1. Preferably, the utility model discloses a limit baffle 5 all arranges and passes through bolt or screw rigid coupling with base plate 1 along FPC's length direction.

When the utility model discloses a FPC positioning mechanism and device during operation, even FPC slope is placed in FPC constant head tank 1.1, works as driving actuating cylinder, FPC's position can be rectified effectively in longitudinal direction locating piece 3.1 and the removal of horizontal locating piece 2.1 for it can with switch on the device and accurately counterpoint the crimping.

It should be pointed out that the above is a specific embodiment of the present invention, the present invention is not limited to this technical solution, for example, the FPC positioning slot 1.1 can be omitted during design, the horizontal guide slot 1.2 and the vertical guide slot 1.3 are directly processed on the substrate 1.1, and the horizontal positioning block 2.1 and the vertical positioning block 3.1 are respectively installed in 2 slots, which also can solve the technical problem to be solved by the present invention; furthermore, the base plate 1.1 of the present invention may not process the horizontal guide groove 1.2 and the vertical guide groove 1.3, but set 2 guide bosses or 1 guide rail arranged in parallel, and then install the horizontal positioning block 2.1 and the vertical positioning block 3.1 on the guide bosses or the guide rail, which also solves the technical problems to be solved by the present invention; further, the utility model discloses a horizontal locating piece 2.1 and longitudinal positioning piece 3.1 can be with same power supply drive, also can be by the power supply drive of difference, 2 individual horizontal locating pieces 2.1 can be with same power supply drive, also can be by different power supply drives, drive wedge face on the horizontal locating piece 2.1 also can omit like this, to sum up, the core thought of the utility model is that the horizontal position of FPC is rectified through a pair of horizontal locating piece 2.1, the longitudinal position of FPC is rectified to 1 individual longitudinal positioning piece 3.1 to guarantee FPC and the accurate counterpoint crimping that switches on the device crimping head, as for horizontal locating piece 2.1, longitudinal positioning piece 3.1's structural style, drive mode all can be according to design needs and in service behavior and change.

The utility model also discloses a device that switches on for display panel detects, the on-line screen storage device comprises a base, the rigid coupling has FPC positioner and switches on the device on the base, it is shown like chinese patent CN 207517340U's specification attached drawing wherein to switch on the device, FPC positioner is the FPC positioner of correctable FPC position, the device that switches on of this kind of integral type can realize FPC's accurate counterpoint crimping as far as possible, and FPC positioner can share a cylinder drive with the device that switches on, when making the complete position correction of FPC, the shift register who has realized switching on the device needle mould has greatly improved the availability factor who switches on the device.

The utility model discloses a FPC positioner can also be used to the display panel test fixture of lighting a lamp.

It should be understood that the above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention.

Claims

1. The utility model provides a FPC positioning mechanism of correctable FPC position which characterized in that: including base plate (1) that is used for bearing FPC, sliding fit is provided with horizontal location structure (2) that are used for rectifying FPC along FPC's width direction and is used for rectifying FPC's longitudinal orientation structure (3) along FPC's length direction on base plate (1), horizontal location structure (2) include at least a pair of lateral orientation piece (2.1) that can follow FPC's width direction and remove, longitudinal orientation structure (3) include at least one longitudinal orientation piece (3.1) that can follow FPC's length direction and remove.

2. The FPC positioning mechanism capable of correcting the position of an FPC as claimed in claim 1, wherein: processing has on base plate (1) and is used for sliding fit to connect horizontal guide way (1.2) of horizontal locating piece (2.1), horizontal guide way (1.2) are arranged along FPC's width direction, the groove depth of horizontal guide way (1.2) is less than the height of horizontal locating piece (2.1), the interval between horizontal guide way (1.2) corresponds with FPC's width.

3. The FPC positioning mechanism capable of correcting the position of an FPC as claimed in claim 2, wherein: horizontal guide way (1.2) with be provided with reset spring (4) that arrange along FPC width direction between horizontal locating piece (2.1), the rigid coupling has limit baffle (5) that are used for preventing horizontal locating piece (2.1) to break away from horizontal guide way (1.2) under reset spring (4) effect on base plate (1).

4. The FPC positioning mechanism capable of correcting the position of an FPC as claimed in claim 3, wherein: the transverse positioning block (2.1) is cuboid, one end of the transverse positioning block (2.1) is provided with a positioning datum plane for positioning the FPC, and the other end of the transverse positioning block is provided with a driving wedge surface for driving the transverse positioning block (2.1) to move.

5. The FPC positioning mechanism capable of correcting the position of an FPC as claimed in claim 1, wherein: the PCB is characterized in that a longitudinal guide groove (1.3) used for being connected with the longitudinal positioning block (3.1) in a sliding fit mode is processed on the substrate (1), the longitudinal guide groove (1.3) is arranged along the length direction of the FPC, and the depth of the longitudinal guide groove (1.3) is smaller than the height of the longitudinal positioning block (3.1).

6. The FPC positioning mechanism capable of correcting the position of an FPC according to claim 5, wherein: indulge guide way (1.3) with be provided with between longitudinal positioning piece (3.1) along FPC length direction arrangement reset spring (4), the rigid coupling has limit baffle (5) that are used for preventing that longitudinal positioning piece (3.1) break away from under reset spring (4) effect indulges guide way (1.3) on base plate (1).

7. The FPC positioning mechanism capable of correcting the position of an FPC as claimed in claim 6, wherein: the longitudinal positioning block (3.1) is cuboid, and one end of the longitudinal positioning block (3.1) is provided with a positioning datum plane for positioning the FPC.

8. The FPC positioning mechanism capable of correcting the position of an FPC as claimed in claim 2, wherein: processing has FPC constant head tank (1.1) that is used for with location FPC on base plate (1), the width of FPC constant head tank (1.1) is greater than FPC's width, the width of FPC constant head tank (1.1) is greater than the interval between horizontal guide way (1.2).

9. The utility model provides a FPC positioner of correctable FPC position which characterized in that: comprises the FPC positioning mechanism as claimed in any one of claims 1 to 8 and a driving structure for driving the transverse positioning block (2.1) and the longitudinal positioning block (3.1) of the FPC positioning mechanism to move.

10. The FPC positioning device capable of correcting the position of the FPC as claimed in claim 9, wherein: the driving structure comprises a driving oil cylinder or a driving air cylinder or a linear driving mechanism.

11. The FPC positioning device capable of correcting the position of the FPC as claimed in claim 9, wherein: the output end of the driving structure is connected with the transverse positioning block (2.1) and the longitudinal positioning block (3.1) at the same time.

12. The utility model provides a switch on device, includes FPC positioner and FPC and switches on the needle mould, its characterized in that: the FPC positioning device is the FPC positioning device capable of correcting the position of FPC as claimed in any one of claims 9-11.

13. A lighting test fixture is characterized in that: an FPC positioning device for correcting the position of an FPC as claimed in any one of claims 9 to 11 is used.