CN214348023U

CN214348023U - Optical element veneer testing arrangement

Info

Publication number: CN214348023U
Application number: CN202022827306.8U
Authority: CN
Inventors: 井双
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-10-08
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses an optical element single-board testing device, which relates to the field of testing equipment and comprises a testing head module, a carrier module, a linear moving mechanism and a control unit, wherein the testing head module is provided with optical filters with the same number as the elements to be tested; placing a to-be-detected element on the carrier module, wherein the to-be-detected element is arranged opposite to the corresponding optical filter; the linear moving mechanism acts on the test head module to do linear motion so as to drive the test head module to approach and depart from the carrier module; the control unit is electrically connected with the test head module and the linear moving mechanism respectively. Because the number of the optical filters on the testing head module is the same as that of the elements to be tested, the situation that a plurality of testing elements share one optical filter to form light strings is avoided, and the testing result is more accurate. It can be seen that the utility model discloses can accurate test optical element, block bad optical element in advance down, reduce the disability rate of product, and have convenient operation, advantage with low costs.

Description

Optical element veneer testing arrangement

Technical Field

The utility model relates to a test equipment technical field especially relates to an optical element veneer testing arrangement.

Background

In the wireless bluetooth headset assembling process, need test optical element to get rid of bad optical element in advance, with the reduction finished product defective rate. At present, an optical element is tested by utilizing a wireless Bluetooth earphone optical single board testing device, and the accuracy of a testing result is low due to some defects of the existing testing device.

The disadvantages mainly include the following: 1. usually, a filter is arranged on a testing device, so that two optical elements share one filter during testing, and crosstalk is easily generated during testing, which results in inaccurate data. 2. The existing testing device is used for bearing a carrier module of an optical element to be tested, and a limiting groove on the testing device can not reliably position the optical element to be tested, so that the optical element to be tested is easy to move and bulge in the testing process, and the accuracy of a testing result is influenced. 3. During testing, a 1.5mm high gap is formed between the surface of the optical element to be tested and the optical filter, so that the optical element to be tested cannot be in close contact with the optical filter, the real environment of a product cannot be simulated, and the test data is inaccurate.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough, the utility model discloses the technical problem that will solve is: the device can accurately test the optical element, blocks the bad optical element in advance, reduces the rejection rate of products, and has the advantages of convenient operation and low cost.

In order to solve the technical problem, the technical scheme of the utility model is that:

an optical element single board testing device comprising: the test head module is provided with optical filters with the number consistent with that of the elements to be tested; the carrier module is used for placing a component to be tested, and the component to be tested is arranged opposite to the corresponding optical filter; the linear moving mechanism acts on the test head module to do linear motion so as to drive the test head module to approach and depart from the carrier module; and the control unit is electrically connected with the testing head module and the linear moving mechanism respectively.

Preferably, the carrier module is provided with a positioning mechanism for positioning the element to be tested.

Preferably, the positioning mechanism comprises an air suction hole formed in the top surface of the carrier module and an air path communicated with the air suction hole, and the air path is formed inside the carrier module.

Preferably, the carrier module is provided with a plurality of air suction holes, and all the air suction holes are arranged corresponding to the placement positions of the components to be tested.

Preferably, a boss is arranged on the end face, facing the carrier module, of the test head module, and the optical filter is fixedly arranged on the boss.

Preferably, the height of the boss is set according to the gap between the test head module and the carrier module at the test station.

Preferably, the boss is provided with an installation groove, and one optical filter is fixed in the installation groove.

Preferably, the device further comprises a base and a mounting plate fixedly arranged on the base; the mounting plate is fixedly provided with the test head module; the top surface of the base is fixedly provided with the carrier module, and the carrier module and the test head module are arranged oppositely up and down; the linear moving mechanism is a lifting mechanism.

Preferably, the base is provided with a start button and an emergency stop button.

The preferred mode does, the top, the back and/or the side of mounting panel are equipped with the guard plate, the preceding transparent apron board that is provided with of mounting panel, the apron board with leave the operating gap between the base.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

the optical element single board testing device comprises a testing head module, a carrier module, a linear moving mechanism and a control unit, wherein the testing head module is provided with optical filters with the number consistent with that of the elements to be tested; the carrier module is used for placing a component to be tested, and the component to be tested is arranged opposite to the corresponding optical filter; the linear moving mechanism acts on the test head module to do linear motion so as to drive the test head module to approach and depart from the carrier module; wherein the control unit is electrically connected with the test head module and the linear moving mechanism respectively. Because the number of the optical filters on the testing head module is the same as that of the elements to be tested, the situation that a plurality of testing elements share one optical filter to form light strings is avoided, and the testing result is more accurate. It can be seen that the utility model discloses can accurate test optical element, block bad optical element in advance down, reduce the disability rate of product, and have convenient operation, advantage with low costs.

Because the carrier module is provided with the positioning mechanism for positioning the element to be tested, the element to be tested is positioned reliably, and the element cannot move randomly in the test process, so that the accuracy of the test result is ensured.

Because the end face of the test head module facing the carrier module is provided with a boss, the boss is fixedly provided with the optical filter; the boss is used for eliminating the gap between the testing head module and the carrier module at the testing station, so that finished products can be better simulated, and the accuracy of testing data can be ensured.

The height of the boss is set according to the gap between the test head module and the carrier module at the test station; the optical filter and the element to be tested can be completely simulated to be a real finished product, so that the testing accuracy is improved.

The device also comprises a base and an installation plate fixedly arranged on the base; the mounting plate is fixedly provided with a test head module; the top surface of the base is fixedly provided with a carrier module, and the carrier module and the test head module are arranged oppositely up and down; the linear moving mechanism is a lifting mechanism; a plurality of test head modules are arranged simultaneously by utilizing the mounting plate, and carrier modules with corresponding quantity are arranged on the base, so that the test efficiency is improved.

Because the base is provided with the start button and the emergency stop button, the operation is convenient.

Because the top, the back and/or the side of mounting panel are equipped with the guard plate, are provided with transparent apron plate in front of the mounting panel, leave the operating clearance between apron plate and the base, improve the factor of safety of operation.

To sum up, the utility model solves the technical problem that the test data is inaccurate due to the common light filter, the element to be tested can not be positioned, and the finished product can not be completely simulated when the optical element is tested in the prior art; and the utility model discloses a set up the light filter that corresponds quantity, set up boss and positioning mechanism, make the test result accurate, reduced off-the-shelf defective rate, and easy operation, with low costs.

Drawings

FIG. 1 is a schematic structural diagram of an optical element single board testing apparatus according to the present invention;

FIG. 2 is a schematic structural diagram of a test head module according to the present invention;

FIG. 3 is a schematic view of the test head module and carrier module at a test station;

fig. 4 is a schematic structural view of a carrier module according to the present invention;

FIG. 5 is an enlarged schematic view at A in FIG. 3;

in the figure: 1-test head module, 10-optical filter, 11-boss, 2-carrier module, 20-air suction hole, 3-base, 4-mounting plate, 5-emergency stop button, 6-start button, 7-side protection plate, 8-top protection plate and 9-element to be tested.

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 merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 5, a single board testing device for optical devices includes a testing head module 1, a carrier module 2, a linear moving mechanism and a control unit, wherein the testing head module 1 is provided with optical filters 10 whose number is consistent with that of the devices 9 to be tested; the carrier module 2 is used for placing a to-be-tested element 9, and the to-be-tested element 9 is arranged opposite to the corresponding optical filter 10; wherein the linear moving mechanism acts on the test head module 1 to do linear motion so as to drive the test head module 1 to approach and depart from the carrier module 2; wherein the control unit is respectively electrically connected with the test head module 1 and the linear moving mechanism.

The utility model discloses a when the device used, the action of main control unit control linear movement mechanism drives test head module 1 and is close to carrier module 2, makes the element 9 that awaits measuring contact with the light filter 10 that corresponds, and the main control unit utilizes built-in test function to carry out the optical element test. Because the number of the optical filters 10 on the testing head module 1 is the same as that of the elements 9 to be tested, the situation that a plurality of testing elements share one optical filter 10 to form light strings is avoided, and accurate testing results can be obtained. It can be seen that the utility model discloses can accurate test optical element, block bad optical element in advance down, reduce the disability rate of product, and have convenient operation, advantage with low costs.

The special instructions are that: the utility model discloses a device is used for testing optical element on the wireless bluetooth headset, and optical element sets firmly on the circuit board promptly, tests when not assembling as the finished product to block bad optical element in advance, reduce the product defective rate.

As shown in fig. 3 and 5, the carrier module 2 is provided with a positioning mechanism for positioning the device under test. In this embodiment, the positioning mechanism includes an air suction hole 20 formed on the top surface of the carrier module 2, and an air passage communicated with the air suction hole 20, the air passage is formed inside the carrier module 2, the carrier module 2 is further provided with an air suction connecting member, and the air passage is connected with an external air suction device through the air suction connecting member. Furthermore, a plurality of suction holes 20 are formed in the carrier module 2, and all the suction holes 20 are arranged corresponding to the placement positions of the components to be tested, so that the positioning effect is improved. When the device to be tested is placed on the carrier module 2, the corresponding suction holes 20 suck the device to be tested, so that the device to be tested does not move during the testing process.

As shown in fig. 2, a boss 11 is disposed on an end surface of the test head module 1 facing the carrier module 2, and an optical filter 10 is fixedly disposed on the boss 11; wherein the height of the boss 11 is set according to the gap between the test station test head module 1 and the carrier module 2. In this embodiment, the distance between the testing head module 1 and the carrier module 2 at the testing station is 1.5mm, and the height of the boss 11 is 1.3mm, so that the device to be tested is in close contact with the corresponding optical filter 10, thereby truly simulating the finished earphone, and the testing result is more accurate.

As shown in fig. 2, in this embodiment, the test head module 1 is a T-shaped block, a boss 11 is disposed at the bottom of the T-shaped block, a mounting groove is disposed on the boss 11, in this embodiment, two mounting grooves are disposed, and one optical filter 10 is fixed in each mounting groove, and can be fixed by screws.

As shown in fig. 1, the device further includes a base 3 and a mounting plate 4 fixed on the base 3, wherein a protection plate (e.g., a side protection plate 7 and a top protection plate 8 in fig. 1) is disposed on a top end, a back surface and/or a side surface of the mounting plate 4, a transparent front protection plate (not shown) is disposed in front of the mounting plate 4, and an operation gap is left between the front protection plate and the base 3.

The mounting plate 4 is fixedly provided with the test head module 1, the top surface of the base 3 is fixedly provided with the carrier module 2, and the carrier module 2 and the test head module 1 are arranged up and down oppositely; then, the linear moving mechanism is a lifting mechanism; meanwhile, a starting button 6 and an emergency stop button 5 are arranged on the base 3, wherein the starting button 6 is electrically connected with the main control unit, and the emergency stop button 5 can be directly electrically connected with the lifting mechanism to rapidly stop the lifting mechanism; of course, the emergency stop button 5 can also be electrically connected with a main control unit, and the main control unit can be, but is not limited to, an STM32 series single chip microcomputer. In this embodiment, the lifting mechanism may include an air cylinder, a piston rod of the air cylinder is fixedly connected to the top end of the test head module 1 through a connecting plate, and when the air cylinder moves, the piston rod extends and retracts vertically to drive the test head module 1 to move up and down, so that an operator can perform loading and unloading operations.

As shown in fig. 1, fig. 3 and fig. 4, the mounting plate 4 of the present embodiment is simultaneously provided with a plurality of test head modules 1, and the base 3 is provided with a corresponding number of carrier modules 2, so that the apparatus can simultaneously test a plurality of devices to be tested, thereby improving the test efficiency.

The above-mentioned preferred embodiments of the present invention are not intended to limit the present invention, and any modifications made within the spirit and principles of the present invention, equivalent to the modifications of the optical element single board testing device, should be included within the scope of the present invention.

Claims

1. An optical element single board testing apparatus, comprising:

the test head module is provided with optical filters with the number consistent with that of the elements to be tested;

the carrier module is used for placing a component to be tested, and the component to be tested is arranged opposite to the corresponding optical filter;

the linear moving mechanism acts on the test head module to do linear motion so as to drive the test head module to approach and depart from the carrier module;

and the control unit is electrically connected with the testing head module and the linear moving mechanism respectively.

2. The apparatus according to claim 1, wherein the carrier module is provided with a positioning mechanism for positioning the device under test.

3. The apparatus according to claim 2, wherein the positioning mechanism comprises an air suction hole formed on a top surface of the carrier module, and an air channel connected to the air suction hole, the air channel being formed inside the carrier module.

4. The apparatus according to claim 3, wherein the carrier module has a plurality of suction holes, and all the suction holes are disposed corresponding to positions where the devices to be tested are placed.

5. The apparatus according to claim 4, wherein a projection is disposed on an end surface of the test head module facing the carrier module, and the filter is fixed on the projection.

6. An optical element single board testing device according to claim 5, wherein the height of the boss is set according to the gap between the test head module and the carrier module at the testing station.

7. An optical element single board testing device according to claim 6, wherein said boss is provided with a mounting groove, and one of said optical filters is fixed in said mounting groove.

8. An optical element single board testing device according to any one of claims 1 to 7, further comprising a base and a mounting plate fixed to the base;

the mounting plate is fixedly provided with the test head module;

the top surface of the base is fixedly provided with the carrier module, and the carrier module and the test head module are arranged oppositely up and down;

the linear moving mechanism is a lifting mechanism.

9. An optical element on-board testing device as claimed in claim 8, wherein the base is provided with a start button and an emergency stop button.

10. An optical element on-board testing device according to claim 8, wherein the mounting board is provided with a protection plate on the top, back and/or side thereof, and a transparent front protection plate is provided on the front surface of the mounting board, and an operation gap is left between the front protection plate and the base.