CN207764275U - A kind of probe assembly and display panel testing - Google Patents

Abstract

The utility model discloses a kind of probe assembly and display panel testings, the probe assembly includes fixed pedestal, the first probe and the second probe, first probe is arranged on the fixed pedestal, first probe is equipped with the first needle body pressed with device to be detected, the fixed pedestal is equipped with the support element for being used to support second probe, second probe is equipped with the second needle body pressed with detection module, first probe is connect with second probe by spring, and the spring is located at side of the support element far from second needle body；On the one hand the probe assembly increases the service life of itself, on the other hand strengthen the stability of signal transmission.

Description

A kind of probe assembly and display panel testing

Technical field

The utility model is related to display field, espespecially a kind of probe assembly and display panel testing.

Background technology

In the optical detection process of current display panel production, operating personnel needs display panel being placed on optics inspection On the board of measurement fixture, load detection signal detection is pushed by spring probe, this operation is by optical detection tool Uprighting spring probe presses with display panel and achievees the purpose that signal transmission, and as depicted in figs. 1 and 2, existing optical detection is controlled Probe one end on tool is connect with detection module 3, and the other end is pressed with device 4 to be detected comprising the body of rod 1 and head 2, the body of rod Hollow in 1, front end is equipped with opening, and the middle vacancy of the body of rod 1 is equipped with spring, and the front end of head 2 is stretched out by the opening of the body of rod 1, and It is pressed with display panel, the rear end of head 2 is connect with spring；Alternatively, as shown in figure 3, existing probe includes probe bodies 4, Probe bodies 4 are integrally formed, Z-shape, and one end of probe bodies 5 is equipped with the first connector pressed with detection module 3 501, the other end is equipped with the second connector 502 pressed with device 4 to be detected.The existing probe of above two is to pass through itself The continuity for restoring to ensure repeatedly to press of rigidity, this pressing mode have great short slab, Er Qie on service life Pressing stress on the basis of can detach contact of the device 4 to be detected with probe, more than 100,000 times pressing after, due to spring with The decrease of itself rigid potential energy, it may appear that pressing signal transmission failure.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of probe assembly and display panel testing, On the one hand the probe assembly increases the service life of itself, on the other hand strengthen the stability of signal transmission.

In order to reach the utility model aim, the utility model adopts the following technical solution：A kind of probe assembly, including it is solid Determine pedestal, the first probe and the second probe, first probe is arranged on the fixed pedestal, and first probe is equipped with With the first needle body of device to be detected pressing, the fixed pedestal is equipped with the support element for being used to support second probe, institute It states the second probe and is equipped with the second needle body pressed with detection module, first probe is connected with second probe by spring It connects, the spring is located at side of the support element far from second needle body.

Optionally, second probe is equipped with hook, and the hook is located at the spring far from second needle body Side is correspondingly provided with card slot on the fixed pedestal, and the fastened with hook is in the card slot.

Optionally, second probe is more than the connection at a distance from the junction of the spring to second needle body Locate the distance to the hook.

Optionally, second needle body is located at the one end of second probe far from first needle body.

Optionally, the pitch in the middle part of the spring is more than the pitch of the both ends of the spring.

Optionally, the fixed pedestal is equipped with mounting plate corresponding with second probe, and the mounting plate is equipped with Fixing groove for installing the detection module.

Optionally, being arranged side by side on the fixed pedestal has multiple first probes and second probe, and described the One probe is arranged in a one-to-one correspondence with second probe.

Optionally, multiple first needle bodies are equipped at intervals on first probe.

Optionally, the device to be detected includes panel of LCD or organic LED panel.

The utility model additionally provides a kind of display panel testing, including the upper any probe assembly of power.

Compared with prior art, the utility model has the beneficial effects that：

Probe assembly provided by the utility model increases spring between the first probe and the second probe, makes the first spy Needle is connect by spring with the second probe, to make spring, support element, the second probe form lever force structure, i.e., when the One probe presses stress, drives the second probe by spring, in the process, the supporting point of support element and the second probe is as thick stick The junction of the fulcrum of rod structure, the second probe and spring is as power end, and the second needle body is as resistance end, to be visited first The pressure force that needle is subject to is converted into the pressure force that detection module is pressed for the second needle body by the lever force structure, together When can also balance the stress of the first probe and device to be detected pressing, to increase the service life of probe assembly, and ensure The stability of probe assembly signal transmission, while the service life situation of probe assembly can also be judged by visual inspection, easily In the care and maintenance of probe assembly.

Other features and advantages of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages can pass through Specifically noted structure is realized and is obtained in specification, claims and attached drawing.

Description of the drawings

Attached drawing is used for providing further understanding technical solutions of the utility model, and a part for constitution instruction, With for explaining the technical solution of the utility model, do not constituted to technical solutions of the utility model together with embodiments herein Limitation.

Fig. 1 is the structural schematic diagram of the spring probe of the prior art；

Fig. 2 is the pressing schematic diagram of the spring probe and display panel of the prior art；

Fig. 3 is that the spring probe of the prior art presses the schematic diagram of stress；

Fig. 4 is the structural schematic diagram of the probe assembly of the utility model embodiment；

Fig. 5 is that the probe assembly of the utility model embodiment presses the schematic diagram of stress；

Fig. 6 is the structural schematic diagram of first probe of the utility model embodiment；

Fig. 7 is the structural schematic diagram of the display panel testing of the utility model embodiment.

Specific implementation mode

To make the purpose of this utility model, technical solution and advantage be more clearly understood, below in conjunction with attached drawing to this The embodiment of utility model is described in detail.It should be noted that in the absence of conflict, embodiment in the application and Feature in embodiment mutually can be combined arbitrarily.

The utility model embodiment provides a kind of probe assembly, including fixed pedestal, the first probe and the second probe, described First probe is arranged on the fixed pedestal, and first probe is equipped with the first needle body pressed with device to be detected, institute It states fixed pedestal and is equipped with the support element for being used to support second probe, second probe is equipped with to be pressed with detection module The second needle body, first probe connect with second probe by spring, and it is separate that the spring is located at the support element The side of second needle body.

As shown in figure 4, a kind of probe assembly, including fixed pedestal 6 and the first probe 7 for being arranged on fixed pedestal 6, First probe 7 is arranged in the lower part of fixed pedestal 6, and one end of the first probe 7 is stretched out by the side of fixed pedestal 6, the first probe 7 Extension be equipped with the first needle body 701, the first needle body 701 be used for and device 4 to be detected press, carry out lighting contact；First The other end of probe 7 runs through the lower part of fixed pedestal 6, and is stretched out by the other side of fixed pedestal 6.The setting of second probe 8 is solid Determine the other side of pedestal 6, the other side of fixed pedestal 6 is equipped with support element 10,

Support element 10 and the second probe 8 are hinged, are used to support the second probe 8, the second probe 8 is far from the first needle body 701 One end is equipped with the second needle body 801, and the second needle body 801 is used to press with detection module 3, and the other end of the second probe 8 is fixed on Determine on pedestal 6, specifically, the other end of the second probe 8 is equipped with hook 802, card slot 601 is correspondingly provided on fixed pedestal 6, is linked up with 802 stretch into fixed pedestal 6, are fastened with card slot 601, to make the second probe 801 be fixed on fixed pedestal 6.The present embodiment In, other fixing pieces can be set on the second probe 8 substitute hook 802 and be fixed with fixed pedestal 6, for example, the second probe 8 with it is solid Determine the connection of 6 screw of pedestal, details are not described herein for the present embodiment.Between the extension and the second probe 8 of 7 other end of the first probe Equipped with spring 9, spring 9 is located at side of the support element 10 far from the second probe 801, and in the present embodiment, spring 9 is located at the first needle Between body 701 and support element 10, the both ends of spring 9 are fixed with the extension of the first probe 7 and the second probe 8 respectively, make first Probe 7 is connect by spring 9 with the second probe 8, and the spring 9, support element 10, the second probe 8 in the present embodiment form lever Force structure, i.e., when the first probe 7 and device 4 to be detected press stress, which drives the second probe 8 by spring 9, During this, the fulcrum of the supporting point of support element 10 and the second probe 8 as lever construction, the connection of the second probe 8 and spring 9 Place is used as power end, and the second needle body 801 is as resistance end, the pressure force to which the first probe 7 to be subject to, by the lever by Power thaumatropy be for the second needle body 801 press detection module 3 pressure force, while can also balance the first probe 7 with it is to be checked The stress that device 4 presses is surveyed, to increase the service life of probe assembly, and ensures the stabilization of probe assembly signal transmission Property, while the service life situation of probe assembly can also be judged by visual inspection, it is easy to the care and maintenance of probe assembly.

As shown in figure 4, fixed pedestal 6 is equipped with mounting plate 602 corresponding with the second probe 8, mounting plate 602 is located at second The top of probe 8, the plate face that mounting plate 602 closes on 8 side of the second probe are equipped with fixing groove, detection mould are equipped in fixing groove Block 3, the second needle body 801 on the second probe 8 press under the support of spring 9 with the detection module 3 in fixing groove, realize inspection Survey the transmission of signal.

Fig. 5 is the pressing stress diagram of the present embodiment middle probe component, when probe assembly and device 4 to be detected press When, the first needle body 701 is passed through spring 9, support element 10, the second probe by the upward pressure force of device 4 to be detected, the pressure force The lever force structure that 8 combinations are formed, is transferred to the second needle body 801, makes the second needle body 801 by upward pressure force, add The strong pressure force of second needle body 801 and detection module 3, to ensure that the stability of probe assembly signal transmission, and balances The stress of first probe 7 and device 4 to be detected pressing, increases the service life of the first probe 7.In the present embodiment, bullet The power end 803 of the junction of spring 9 and the second probe 8 lever construction thus, power end 803 and 801 distance L1 of the second needle body It is mutual suffered by crimping in the process to make the second needle body 801 utilize more than 802 distance L2 of power end 803 and hook Active force, cooperation lever principle deepen the contact of the second needle body 801 and detection module 3, it is ensured that the stability of signal transmission.

In the present embodiment, probe assembly provides deformation power, the pitch at 9 middle part of spring is big in bonding processes by spring 9 Pitch in 9 both ends of spring, to ensure that probe assembly repeatedly presses the continuity used；In the present embodiment, the section of spring 9 Away from can also be tapered into from the middle part of spring 9 to the both ends of spring 9.

As shown in fig. 6, being arranged side by side on fixed pedestal 6 has 7 and second probe 8 of multiple first probes, and 7 He of the first probe Second probe 8 is arranged in a one-to-one correspondence, and the number that first probe 7 is arranged on fixed pedestal 6 matches with device 4 to be detected, and first It is equipped at intervals with multiple first needle bodies 701 on probe 7, makes the first needle body 701 on multiple first probes 7 arranged side by side in fixation Multi-row-type signal contact point is formed on pedestal 6, carrying out a lamp-based with the device to be detected 4 suitable for different model contacts.

In the present embodiment, device 4 to be detected includes panel of LCD or organic LED panel.

As shown in fig. 7, a kind of display panel testing, including operation console 10, transmission mechanism 11 and spy shown in Fig. 4 Needle assemblies 12, operation console 10 are located at the lower section of probe assembly 12, are fixed with device 4 to be detected, probe assembly 12 and transmission thereon Mechanism 11 connects, and transmission mechanism 11 can drive probe assembly 12 to be moved perpendicular to 4 direction of device to be detected, will when detection Device 4 to be detected is fixed on operation console 10, then controls transmission mechanism 11 and probe assembly 12 is driven to move down, and makes the first needle body 701 contact with device 4 to be detected, to realize the transmission of detection signal, complete detection.

Although the embodiment disclosed by the utility model is as above, the content only the utility model for ease of understanding And the embodiment used, it is not limited to the utility model.Technical staff in any the utility model fields, Under the premise of not departing from the spirit and scope disclosed by the utility model, it can be carried out in the form and details of implementation any Modification and variation, but the scope of patent protection of the utility model, still should be subject to the scope of the claims as defined in the appended claims.

Claims (10)

1. a kind of probe assembly, which is characterized in that including fixed pedestal, the first probe and the second probe, first probe is set It sets on the fixed pedestal, first probe is equipped with the first needle body pressed with device to be detected, the fixed pedestal It is equipped with the support element for being used to support second probe, second probe is equipped with the second needle pressed with detection module Body, first probe are connect with second probe by spring, and the spring is located at the support element far from described second The side of needle body.

2. probe assembly according to claim 1, which is characterized in that second probe is equipped with hook, the hook Positioned at side of the spring far from second needle body, it is correspondingly provided with card slot on the fixed pedestal, the fastened with hook exists In the card slot.

3. probe assembly according to claim 2, which is characterized in that the junction of second probe and the spring is arrived The distance of second needle body is more than the junction to the distance of the hook.

4. probe assembly according to claim 1, which is characterized in that it is separate that second needle body is located at second probe One end of first needle body.

5. according to any probe assemblies of claim 1-4, which is characterized in that the pitch in the middle part of the spring is more than described The pitch of both ends of the spring.

6. according to any probe assemblies of claim 1-4, which is characterized in that the fixed pedestal is equipped with and described the The corresponding mounting plate of two probes, the mounting plate are equipped with the fixing groove for installing the detection module.

7. according to any probe assemblies of claim 1-4, which is characterized in that be arranged side by side on the fixed pedestal have it is more A first probe and second probe, first probe are arranged in a one-to-one correspondence with second probe.

8. probe assembly according to claim 7, which is characterized in that be equipped at intervals with multiple described on first probe One needle body.

9. according to any probe assemblies of claim 1-4, which is characterized in that the device to be detected includes liquid crystal display Device panel or organic LED panel.

10. a kind of display panel testing, which is characterized in that including any probe assemblies of claim 1-9.