CN214010722U

CN214010722U - Crimping device and display panel detection equipment

Info

Publication number: CN214010722U
Application number: CN202022689638.4U
Authority: CN
Inventors: 卢军; 董岱; 孙乔乔
Original assignee: Suzhou Keyun Laser Technology Co Ltd
Current assignee: Suzhou Keyun Laser Technology Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-20
Anticipated expiration: 2030-11-19

Abstract

The utility model belongs to the technical field of display panel detects, a crimping device and display panel check out test set is disclosed. This crimping device is including can the crimping and light the pressure head that waits to detect display panel, crimping device still includes and is used for adjusting the mechanism is carried to spatial position's of pressure head, it includes to carry the mechanism: a transfer unit having a movable end capable of forming at least a horizontal movement path in a horizontal direction and a vertical movement path; and an angle adjusting part connected between the pressure head and the movable end of the transfer part, wherein the angle adjusting part is configured to adjust the deflection angle of the pressure head along a vertical rotating shaft. The utility model provides a crimping device and display panel check out test set can adjust the deflection angle of pressure head to be adapted to display panel's the actual gesture of putting, ensure that display panel can be lighted by the pressure head crimping.

Description

Crimping device and display panel detection equipment

Technical Field

The utility model relates to a display panel detects technical field, especially relates to a crimping device and display panel check out test set.

Background

The display panel needs a lighting test after production to detect whether the display quality meets the design requirements.

At present, the power-on operation of lighting of display panel is mostly completed by means of display panel detection equipment, the display panel detection equipment comprises a pressure head for crimping the display panel, the pressure head is pressed down or lifted through a mechanical structure, so as to light or extinguish the display panel, the display panel generally needs a conveying line to convey a carrier carrying the display panel to a crimping position of the pressure head, or the display panel is manually placed in the carrier placed at the crimping position of the pressure head, due to the influence of factors such as the conveying line, the assembly and the size tolerance of the carrier and the pressure head, and the position of the display panel placed in the carrier, contacts arranged on the pressure head can have angle deviation with the corresponding crimping position of the display panel, and the display panel cannot be crimped and lighted.

Therefore, the above problems need to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crimping device and display panel check out test set, this crimping device and display panel check out test set can adjust the deflection angle of pressure head to be adapted to display panel's the actual gesture of putting, ensure that display panel can be lighted by the pressure head crimping.

To achieve the purpose, the utility model adopts the following technical proposal:

a crimping device comprising a pressure head capable of crimping and lighting a display panel to be inspected, the crimping device further comprising a transfer mechanism for adjusting a spatial position of the pressure head, the transfer mechanism comprising:

a transfer unit having a movable end capable of forming at least a horizontal movement path in a horizontal direction and a vertical movement path; and

and the angle adjusting part is connected between the pressure head and the movable end of the transferring part and is configured to adjust the deflection angle of the pressure head along a vertical rotating shaft.

Preferably, the transfer unit includes:

the first horizontal module extends along a horizontal first direction; and

the lifting module extends in the vertical direction and is fixed at the movable end of the first horizontal module, and the angle adjusting part is fixed at the movable end of the lifting module.

Preferably, the transfer unit further includes:

the second horizontal module extends along the second horizontal direction and is arranged, the second direction is perpendicular to the first direction, the fixed end of the second horizontal module is fixed at the movable end of the first horizontal module, and the movable end of the second horizontal module is fixed at the fixed end of the lifting module.

Preferably, the first horizontal module, the second horizontal module and the lifting module are respectively one of an electric screw rod module, a manual screw rod module, a cylinder and an electric cylinder.

Preferably, the lifting module comprises a guide assembly configured to guide the ram in a vertical direction.

Preferably, the transfer unit further includes a detection element configured to detect a stroke of the first horizontal module, the second horizontal module, and/or the lifting module.

Preferably, the detection element comprises a groove type photoelectric switch and a light shielding sheet which can be placed in a detection groove of the groove type photoelectric switch, and the groove type photoelectric switch and the light shielding sheet are alternatively arranged at the fixed end and the movable end of the first horizontal module, the second horizontal module or the lifting module.

Preferably, the angle adjusting unit includes an angle adjusting table, a fixed end of the angle adjusting table is fixedly connected to a movable end of the transfer unit, and a movable end of the angle adjusting table is fixedly connected to the ram.

Preferably, the angle adjustment table includes a locking member configured to lock the fixed end and the movable end of the angle adjustment table.

The utility model discloses still adopt following technical scheme:

a display panel inspection apparatus, comprising:

a carrier configured to receive and fix a display panel to be detected;

a detection device configured to visually detect the display panel; and

the crimping apparatus as described above.

The utility model has the advantages that:

the utility model provides an among crimping device and display panel check out test set, move and carry horizontal position that the mechanism not only can adjust the pressure head and drive decline crimping display panel, its angle adjustment portion can further deflect the pressure head, eliminates the contact that sets up on the pressure head and the angle position deviation between display panel's the corresponding crimping position to ensure to light display panel behind the pressure head pushes down butt display panel.

Drawings

Fig. 1 is a schematic structural view of a crimping apparatus in an embodiment of the present invention;

FIG. 2 is a schematic structural view of the ram and the angle adjustment unit shown in FIG. 1;

fig. 3 is a partial schematic structural view of the transfer mechanism in fig. 1;

fig. 4 is another schematic structural diagram of the crimping apparatus in the embodiment of the present invention;

fig. 5 is a schematic structural diagram of the lifting module in fig. 4.

In the figure:

1. a transfer mechanism; 11. a transfer unit; 111. a first horizontal module; 112. a lifting module; 1121. a carrier plate; 1122. a lifting plate; 1123. a linear bearing; 1124. a guide bar; 113. a second horizontal module; 114. a detection element; 1141. a groove-type photoelectric switch; 1142. a shading sheet; 12. an angle adjusting part; 121. a base; 122. a turntable; 123. adjusting the screw rod; 124. a screw; 2. a pressure head; 21. and (4) a contact.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a display panel detection device which comprises a carrier, a crimping device and a detection device. The carrier is configured to receive and fix a display panel to be detected, the pressing device is configured to press the display panel fixed by the carrier so as to electrify and light the display panel, and the detection device is configured to perform visual detection on the display panel so as to judge whether the display panel has bad spots, bright spots, light leakage, uneven brightness and other defects.

Specifically, the carrier may be a tool tray that is moved on the conveyor line, or a carrier tray that can receive the display panel output by the conveyor line, and the like, and fixes the display panel in a specific posture; the detection station may include a mechanical arm or the like capable of carrying, lifting or fixing the carrier so that the carrier carrying the display panel to be detected is positioned to a spatial position suitable for the crimping device to crimp the display panel. As shown in fig. 1, the pressing device includes a transfer mechanism 1 and a pressing head 2 disposed at a movable end of the transfer mechanism 1, the transfer mechanism 1 is configured to adjust a spatial position of the pressing head 2, so as to drive the pressing head 2 to align with an adaptive pressing portion of a display panel to be detected and then press down the pressing head 2, so as to light the display panel, the detection device obtains an image of the display panel after lighting by photographing, and identifies whether the display panel is a defective product based on the image.

It can be understood that due to the assembly and dimensional tolerance of the conveying line, the carrier and the pressing head 2, and the position of the display panel in the carrier, the contact 21 (such as a probe) on the pressing head 2 may have an angular deviation with the corresponding pressing portion of the display panel, so that the display panel cannot be pressed and lighted. To this end, the transfer mechanism 1 includes a transfer unit 11 and an angle adjusting unit 12 connected between the ram 2 and the movable end of the transfer unit 11, the movable end of the transfer unit 11 can form at least a horizontal movement path in the horizontal direction and a vertical movement path to adjust the horizontal position of the ram 2 and drive the ram to move down and press the display panel, and the angle adjusting unit 12 is configured to adjust the deflection angle of the ram 2 along a vertical rotation axis to deflect the ram 2 by the angle adjusting unit 12, thereby eliminating the angular position deviation between the contact 21 provided on the ram 2 and the corresponding press-contact portion of the display panel, and ensuring that the display panel is lighted up after the ram 2 is pressed down and pressed against the display panel.

Specifically, in this embodiment, the angle adjusting unit 12 may be an angle adjusting table, a fixed end of the angle adjusting table is fixedly connected to a movable end of the transfer unit 11, and a movable end of the angle adjusting table is fixedly connected to the ram 2. Taking fig. 2 as an example, the fixed end of the angle adjusting table is a base 121, and the movable end of the angle adjusting table is a rotating table 122, wherein the rotating table 122 can be rotatably connected to the base 121 with a certain axis, an adjusting screw 123 is rotatably disposed along the tangent direction of the rotating table 122 along the circumference of the base 121, and the adjusting screw 123 is engaged with teeth disposed along the circumference of the rotating table 122, so that when the adjusting screw 123 is rotated, the rotating table 122 and the base 121 can rotate relatively. Preferably, the angle adjusting stage may further include a locking member configured to lock the fixed end and the movable end of the angle adjusting stage. Taking the above-described structure as an example, the locking member may be a screw 124 screwed into a threaded through hole provided in the turntable 122, the through hole extending in the radial direction of the turntable 122 so as to lock the turntable 122 when the screw 124 is rotated to abut against the base 121. Of course, in other alternative embodiments, the angle adjustment unit 12 may also adopt a mechanical structure that the movable end and the fixed end can rotate relatively, such as a damping rotating shaft, and the movable end can be maintained after rotation, which is not limited herein.

In this embodiment, the transferring part 11 includes a first horizontal module 111 and a lifting module 112, the first horizontal module 111 extends along a horizontal first direction, the lifting module 112 extends along a vertical direction, the lifting module 112 is fixed at a movable end of the first horizontal module 111, and the angle adjusting part 12 is fixed at a movable end of the lifting module 112, so that the angle adjusting part 12 can be driven by the transferring part 11 to move along the first direction and the vertical direction. The first direction may be a direction in which the indenter 2 is moved closer to or farther from the carriers so that a worker or a handling apparatus can conveniently handle the carriers, or the first direction may be parallel to an arrangement direction of the plurality of carriers so that the indenter 2 corresponds to the display panels in the respective carriers one by a step movement of the first horizontal module 111.

In order to further increase the range of motion of the pressing head 2, the transfer part 11 further includes a second horizontal module 113, the second horizontal module 113 is disposed to extend along a second horizontal direction, the second direction is perpendicular to the first direction, a fixed end of the second horizontal module 113 is fixed to a movable end of the first horizontal module 111, and a movable end of the second horizontal module 113 is fixed to a fixed end of the lifting module 112, so that the pressing head 2 can move in a three-dimensional space formed by a plane range formed by the first horizontal module 111 and the second horizontal module 113 and a lifting height range provided by the lifting module 112, and the pressing head 2 can be precisely adjusted to be aligned with a corresponding pressing part of the display panel, and the pressing operation of the display panels with different sizes is compatible.

Specifically, referring to fig. 1, in the present embodiment, the first horizontal module 111 employs a long-stroke electric screw module driven by a servo motor, the second horizontal module 113 employs a short-stroke manual screw module suitable for manual fine adjustment, and the lifting module 112 employs an electric cylinder. In an alternative embodiment, and with reference to fig. 4, the first horizontal module 111 and the second horizontal module 113 are both electrically powered, and the lift module 112 is a relatively inexpensive air cylinder, which is suitable for use in applications where air supply is available and where the accuracy of the horizontal position of the ram 2 is high.

In summary, in combination with different factors such as the site space limitation, the air supply condition, and the requirement of the crimping precision in the implementation scenario, the first horizontal module 111, the second horizontal module 113, and the lifting module 112 may be one of an electric screw module, a manual screw module, an air cylinder, and an electric cylinder, respectively, which is not limited herein. In addition, the connection sequence among the first horizontal module 111, the second horizontal module 113 and the lifting module 112 can be adjusted based on the above factors, and is not limited herein. The electric screw module, the manual screw module, the air cylinder and the electric cylinder are well known to those skilled in the art, and the related structure and the working principle are not described in detail.

In order to ensure a smooth lifting motion and an accurate path of the ram 2, the lifting module 112 may include a guiding member configured to guide the ram 2 in a vertical direction, and taking the structure shown in fig. 3 as an example, the guiding mechanism may include a carrier plate 1121 and a lifting plate 1122, the carrier plate 1121 is fixed to a movable end of the lifting module 112, and the lifting plate 1122 is fixed with the angle adjusting part 12 and the ram 2. The carrier plate 1121 is provided with a plurality of linear bearings 1123, the lifting plate 1122 is correspondingly provided with a plurality of guide rods 1124, the plurality of guide rods 1124 are slidably connected to the plurality of linear bearings 1123 one by one, and the angle adjusting portion 12 and the pressing head 2 fixed thereon can be guided by a guide structure formed by the linear bearings 1123 and the guide rods 1124. Of course, in other alternative embodiments, the sliding guide mechanism of the rigid slide rail and the rigid slide block may also be selected to limit the sliding direction of the ram 2, and is not specifically limited herein.

In order to accurately transfer other components mounted thereon by the auxiliary electric cylinder or the electric screw module, the transfer unit 11 further includes a detection device 114, and the detection device 114 is configured to detect a stroke of the first horizontal module 111, the second horizontal module 113, and/or the lifting module 112. Specifically, the detecting element 114 may include a slot type photoelectric switch 1141 and a light shielding sheet 1142 capable of being placed in a detecting slot of the slot type photoelectric switch 1141, and the slot type photoelectric switch 1141 and the light shielding sheet 1142 are alternatively disposed at a fixed end and a movable end of the first horizontal module 111, the second horizontal module 113, or the lifting module 112.

Taking the structure shown in fig. 5 as an example, the detecting element 114 is disposed at an electric cylinder serving as the lifting module 112, and includes a pair of slot-type photoelectric switches 1141 and a light shielding plate 1142, the light shielding plate 1142 is fixed at a movable end of the electric cylinder, the pair of slot-type photoelectric switches 1141 are respectively fixed at fixed ends of the electric cylinder, and a distance between the pair of slot-type photoelectric switches 1141 is a lifting stroke required by the lifting module 112, that is, a position when the light shielding plate 1142 shields and triggers one of the slot-type photoelectric switches 1141 is a stroke start position of the lifting module 112, and a position when the light shielding plate 1142 moves along with the movable end of the electric cylinder to shield and trigger the other slot-type photoelectric switch 1141 is a stroke end position of the lifting module 112. Of course, in other alternative embodiments, the detecting element may also be a grating caliper or the like, which is not limited herein.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A crimping apparatus including a pressing head (2) capable of crimping and lighting a display panel to be inspected, characterized by further including a transfer mechanism (1) for adjusting a spatial position of the pressing head (2), the transfer mechanism (1) comprising:

a transfer unit (11) having a movable end capable of forming at least a horizontal movement path in the horizontal direction and a vertical movement path; and

an angle adjusting part (12) connected between the pressure head (2) and the movable end of the transfer part (11), wherein the angle adjusting part (12) is configured to adjust the deflection angle of the pressure head (2) along a vertical rotating shaft.

2. The crimping apparatus according to claim 1, wherein the transfer unit (11) includes:

a first horizontal module (111) extending along a horizontal first direction; and

the lifting module (112) extends in the vertical direction, the lifting module (112) is fixed at the movable end of the first horizontal module (111), and the angle adjusting part (12) is fixed at the movable end of the lifting module (112).

3. The crimping apparatus according to claim 2, wherein the transfer unit (11) further includes:

the horizontal module of second (113), extend the setting along the horizontally second direction, the second direction perpendicular to first direction, the stiff end of the horizontal module of second (113) is fixed in the expansion end of first horizontal module (111), the expansion end of the horizontal module of second (113) is fixed in the stiff end of lifting module (112).

4. The crimping apparatus according to claim 3, wherein the first horizontal module (111), the second horizontal module (113) and the lifting module (112) are each one of an electric screw module, a manual screw module, an air cylinder and an electric cylinder.

5. Crimping device according to claim 3, characterized in that the lifting module (112) comprises a guide assembly configured to guide the ram (2) in a vertical direction.

6. The crimping apparatus according to claim 3, characterized in that the transfer part (11) further comprises a detection element (114), the detection element (114) being configured to detect a stroke of the first horizontal die set (111), the second horizontal die set (113) and/or the lifting die set (112).

7. The crimping device according to claim 6, wherein the detection element (114) includes a slot-type photoelectric switch (1141) and a light shielding plate (1142) that can be placed in a detection slot of the slot-type photoelectric switch (1141), and the slot-type photoelectric switch (1141) and the light shielding plate (1142) are alternatively disposed at a fixed end and a movable end of the first horizontal module (111), the second horizontal module (113), or the lifting module (112).

8. The crimping device according to claim 1, wherein the angle adjusting unit (12) includes an angle adjusting table, a fixed end of which is fixedly connected to a movable end of the transfer unit (11), and a movable end of which is fixedly connected to the ram (2).

9. The crimping apparatus of claim 8, wherein the angle adjustment stage includes a locking member configured to lock the fixed end and the movable end of the angle adjustment stage.

10. A display panel inspection apparatus, comprising:

a carrier configured to receive and fix a display panel to be detected;

a detection device configured to visually detect the display panel; and

a crimping apparatus according to any one of claims 1 to 9.