CN218162684U - Optical anti-shake testing mechanism and equipment - Google Patents

Abstract

The utility model relates to an optics anti-shake test technical field, the utility model provides an optics anti-shake accredited testing organization and equipment, the optics anti-shake accredited testing organization of this application includes translation subassembly and two rotating assembly, first rotating assembly connects the output of translation subassembly and is located the translation subassembly top, the output that the second rotating assembly connects first rotating assembly and is located first rotating assembly top, the product that will await measuring is fixed in on the output of second rotating assembly, realize the triaxial test in physics through translation subassembly and two rotating assembly, in the actual test process, multiaxis test environment can be simulated through the combination of disalignment, the simulated shake environment is close true natural shake environment more, therefore, be favorable to improving the precision of optics anti-shake test.

Description

Optical anti-shake testing mechanism and equipment

Technical Field

The application belongs to the technical field of optical anti-shake testing, and particularly relates to an optical anti-shake testing mechanism and optical anti-shake testing equipment.

Background

The Optical Image Stabilization OIS (Optical Image Stabilization OIS), that is, the Optical Image stabilizer, is mainly based on the principle that the floating lens of the lens corrects the Optical axis offset, so as to effectively overcome the Image blur problem caused by the camera shake. With the rapid development of digital cameras and smart phones, the optical anti-shake technology is widely applied to electronic imaging devices such as mobile phones, flat panels and cameras, and the imaging quality becomes an important index for measuring the performance of the electronic imaging devices. In the production and manufacturing process of electronic imaging equipment, optical anti-shake testing of a camera module becomes a necessary link of production and processing. Thereby optics anti-shake accredited testing organization is through simulating the formation of image performance of camera module in the shake scene of electron imaging equipment in the in-service use, current optics anti-shake accredited testing organization can only simulate the shake test through unipolar or biax, there is great difference in the natural shake of the shake environment of simulation and product use, consequently, the precision of optics anti-shake test is lower, especially to some high-end products, current test equipment is difficult to satisfy the demand to the optics anti-shake test of camera module high accuracy.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide an optical anti-shake test mechanism and equipment to solve the technical problem that the optical anti-shake test mechanism in the prior art is low in test accuracy.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides an optics anti-shake accredited testing organization, including translation subassembly, with the output of translation subassembly is connected and is located the first rotating assembly of translation subassembly top, and with the output of first rotating assembly is connected and is located the second rotating assembly of first rotating assembly top, the axial of first rotating assembly is the perpendicular to respectively the axial of second rotating assembly and the moving direction of translation subassembly, be equipped with the test fixture who is used for pressing from both sides the dress product that awaits measuring on the output of second rotating assembly.

Optionally, the translation assembly is a linear motor, the mover mounting plate of the linear motor is the output end of the linear motor, and the first rotating assembly can horizontally reciprocate along with the translation assembly.

Optionally, the first rotating assembly and the second rotating assembly are both torque motors, a surface mounting plate of each torque motor is an output end of each torque motor, the second rotating assembly can rotate along with the first rotating assembly in a reciprocating manner along a horizontal plane, and the test fixture can rotate along with the second rotating assembly in a reciprocating manner along a vertical plane.

Optionally, a first sensing assembly is arranged on a moving track of the translation assembly, and the first sensing assembly is used for sensing the maximum moving distance of the translation assembly.

Optionally, a second sensing assembly is arranged on the rotating track of the first rotating assembly, and the second sensing assembly is used for sensing the maximum rotating angle of the first rotating assembly.

Optionally, a third sensing assembly is arranged on the rotation track of the second rotating assembly, and the third sensing assembly is used for sensing the maximum rotation angle of the second rotating assembly.

Optionally, the test fixture is fixedly arranged on the mounting plate of the second rotating assembly, a through hole concentric with the hollow rotating shaft of the second rotating assembly is formed in the surface mounting plate of the second rotating assembly, and the through hole is used for providing a light source to irradiate the light path channel of the camera module of the product to be tested.

Optionally, the test fixture includes a bearing plate and at least two fastening assemblies slidably disposed on the bearing plate, and the fastening assemblies are used to fix the product to be tested on the bearing plate.

Optionally, the bearing plate includes one or two mounting stations, and one of the mounting stations is used for fixing one of the products to be tested.

The application still provides an optics anti-shake test equipment, including the counter weight cabinet body, protection casing, light source shallow and as above optics anti-shake accredited testing organization, the counter weight cabinet body set up in optics anti-shake accredited testing organization's below, the protection casing encloses to be located optics anti-shake accredited testing organization's outside, the light source shallow independently and movably set up in the side of the counter weight cabinet body.

The application provides an optics anti-shake accredited testing organization's beneficial effect lies in: compared with the prior art, the optical anti-shake testing mechanism of this application includes translation subassembly and two rotating assembly, the output that translation subassembly was connected to first rotating assembly just is located the translation subassembly top, the output that first rotating assembly was connected to the second rotating assembly just is located first rotating assembly top, the product to be measured is fixed in on the output of second rotating assembly, realize the triaxial test of physics through translation subassembly and two rotating assembly, in the actual test process, can simulate out multiaxis test environment through the combination of disalignment, the simulated shake environment is close true natural shake environment more, therefore, be favorable to improving the precision of optical anti-shake test.

The beneficial effect of the optics anti-shake test equipment that this application provided is the same with the beneficial effect of the optics anti-shake accredited testing organization that this application provided, no longer gives unnecessary details here.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiments or the prior art description will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings may be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic overall structure diagram of an optical anti-shake testing mechanism according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a test fixture according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a test fixture according to yet another embodiment of the present application;

fig. 4 is a schematic overall structural diagram of an optical anti-shake testing apparatus according to an embodiment of the present disclosure.

Wherein, in the figures, the various reference numbers:

00. an optical anti-shake testing mechanism; 10. a translation assembly; 11. a rotor mounting plate; 12. a first sensing assembly; 20. a first rotating assembly; 21. surface mounting plate; 22. a second sensing assembly; 30. a second rotating assembly; 31. a motor mounting plate; 32. a third sensing assembly; 33. surface mounting plate; 331. a through hole; 40. testing the clamp; 41. a carrier plate; 411. a guide groove; 42. a fastening assembly; 43. a baffle plate; 44. a stopper; 50. a counterweight cabinet body; 60. a protective cover; 70. a light source cart; 80. and (5) testing the product to be tested.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application 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 present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, an optical anti-shake testing mechanism provided in the embodiment of the present application will be described. The optical anti-shake testing mechanism 00 of the embodiment of the present application includes a translation assembly 10, a first rotation assembly 20 connected to an output end of the translation assembly 10 and located above the translation assembly 10, and a second rotation assembly 30 connected to an output end of the first rotation assembly 20 and located above the first rotation assembly 20. Specifically, the translation assembly 10 may be various mechanisms capable of moving on a plane, for example, a motor may drive a guide rail to move to realize translation, and the motor may drive a lead screw to translate, or an air cylinder may drive the guide rail to move to realize translation, or the air cylinder may directly drive a linear motor to realize translation. The first rotating component 20 and the second rotating component 30 may adopt the same rotating mechanism or different rotating mechanisms, and the first rotating component 20 and the second rotating component 30 may be various mechanisms capable of rotating, such as a mechanism driven by an output shaft of a motor to rotate, a mechanism driven by a gear to rotate, or other types of transmission mechanisms to rotate.

The axial direction of the first rotating assembly 20 is perpendicular to the axial direction of the second rotating assembly 30 and the moving direction of the translating assembly 10, and a test fixture 40 for clamping a product 80 to be tested is arranged on the output end of the second rotating assembly 30. The central axis about which the first rotating element 20 rotates is perpendicular to the central axis about which the second rotating element 30 rotates, and the central axis about which the first rotating element 20 rotates is also perpendicular to the moving direction of the translating element 10. The translation assembly 10 may form a translational dithering test environment, the first rotation assembly 20 may form a rotational dithering test environment, and the second rotation assembly 30 may form a rotational dithering test environment in another direction.

The application provides an optics anti-shake accredited testing organization 00, compared with the prior art, including translation subassembly 10 and two rotating assembly, translation subassembly 10 and the top that is located translation subassembly 10 are connected to first rotating assembly 20's output, first rotating assembly 20 and the top that is located first rotating assembly 20 are connected to second rotating assembly 30's output, product 80 to be measured is fixed in on second rotating assembly 30's output through test fixture 40, realize the triaxial test in physics through translation subassembly 10 and two rotating assembly, in the actual test process, can simulate out multiaxis test environment through the combination of disalignment, the simulated shake environment is close true natural shake environment more, therefore, be favorable to improving the precision of optics anti-shake test.

In another embodiment of the present application, referring to fig. 1, the translation assembly 10 is a linear motor, the mover mounting plate of the linear motor is an output end of the linear motor, the first rotation assembly 20 is connected to the mover mounting plate 11 of the linear motor, and the first rotation assembly 20 can horizontally reciprocate along with the translation assembly 10.

Specifically, in this embodiment, the translation assembly 10 adopts linear electric motor, and linear electric motor can provide the translation guide rail simultaneously and to the direct drive of guide rail, and linear electric motor belongs to and directly drives the motor, and the drive efficiency is high, the precision is high and have good acceleration performance, can conveniently adjust according to the test requirement of difference, is favorable to satisfying the test demand of quick high accuracy.

The mover mounting plate 11 is usually provided with a mounting hole, and the first rotating assembly 20 may be engaged with the mounting hole through a connector such as a screw or a bolt, so as to achieve a fixed connection with the mover mounting plate 11 of the linear motor. Therefore, the fixed connection between the first rotating assembly 20 and the translation assembly 10 can be realized without other connecting parts, so that the whole testing mechanism is simplified, and the assembling process is convenient and quick.

In another embodiment of the present application, please refer to fig. 1, the first rotating assembly 20 and the second rotating assembly 30 are both torque motors, a surface mounting plate of the torque motor is an output end of the torque motor, the second rotating assembly 30 is fixedly mounted on the surface mounting plate 21 of the first rotating assembly 20, the second rotating assembly 30 can reciprocally rotate along a horizontal plane with the first rotating assembly 20, the testing fixture 40 is fixedly mounted on the surface mounting plate 33 of the second rotating assembly 30, and the testing fixture 40 can reciprocally rotate along a direction perpendicular to the horizontal plane with the second rotating assembly 30.

Specifically, in this embodiment, the first rotating assembly 20 and the second rotating assembly 30 both employ torque motors, the torque motors can provide a rotating platform and directly drive the rotating platform, the torque motors also belong to direct-drive motors, the driving efficiency is high, the precision is high, the adjustment can be conveniently performed according to different testing requirements, and the requirement for rapid and high-precision testing can be favorably met. The torque motor is directly and fixedly connected with the product 80 to be tested, other connecting mechanisms and transmission devices are omitted, high-precision rotary driving can be guaranteed, and the whole precision of the testing mechanism can be improved.

Referring to fig. 1, the bottom mounting plate of the first rotating assembly 20 may be directly fixedly connected to the mover mounting plate 11 of the translating assembly 10, the second rotating assembly 30 is fixedly mounted on the surface mounting plate 21 of the first rotating assembly 20 by the motor mounting plate 31, and the test fixture 40 may be fixedly connected to the surface mounting plate 33 of the second rotating assembly 30 by a screw or a bolt. The fixed mounting between the first rotating assembly 20 and the translating assembly 10 and the second rotating assembly 30 can be accomplished by screws or bolts. The first rotating unit 20 rotates in a horizontal plane, and the second rotating unit 30 rotates in a vertical plane while rotating in a horizontal direction together with the first rotating unit 20.

The test fixture 40 is directly connected to the second rotating assembly 30, the second rotating assembly 30 directly drives and drives the product 80 to be tested to rotate so as to provide a corresponding shaking test environment, the test fixture is favorable for a test mechanism to quickly respond to different test requirements, and the test fixture 40 can be adjusted or replaced to meet the test requirements of products with different specifications, models and sizes.

The three-axis test environment is assembled by the two torque motors and the translation motor, the multi-axis shake test environment can be simulated, the test precision of the whole test mechanism is high, the structure is simplified, the assembly process is convenient and fast, and the test mechanism can be flexibly adjusted according to different test requirements.

In another embodiment of the present application, referring to fig. 1, a first sensing assembly 12 is disposed on the moving track of the translation assembly 10, and the first sensing assembly 12 is used for sensing the maximum moving distance of the translation assembly 10.

Specifically, in this embodiment, the first sensing assembly 12 includes a photoelectric sensor and a sensing element, the photoelectric sensor may be a correlation type photoelectric switch or a groove-shaped photoelectric switch, the sensing element is fixed on the mover mounting plate 11 of the translation assembly 10, the moving distance of the translation assembly 10 along the horizontal direction is controlled by detecting whether the sensing element passes through the photoelectric sensor, and the horizontal reciprocating moving distance of the translation assembly 10 is adjustable by adjusting the sensing distance of the first sensing assembly 12, so as to adapt to different shake test requirements.

In another embodiment of the present application, referring to fig. 1, a second sensing element 22 is disposed on the rotation track of the first rotating element 20, and the second sensing element 22 is used for sensing the maximum rotation angle of the first rotating element 20.

Specifically, in this embodiment, the second sensing component 22 includes a photoelectric sensor and a sensing element, the photoelectric sensor may be a correlation type photoelectric switch or a groove-shaped photoelectric switch, etc., a sensing element is fixed on the surface mounting plate 21 of the first rotating component 20, the rotation angle of the first rotating component 20 along the horizontal direction is controlled by detecting whether the sensing element passes through the photoelectric sensor, and the reciprocating rotation angle of the first rotating component 20 can be adjusted by adjusting the sensing distance of the second sensing component 22, so as to adapt to different shake testing requirements.

In another embodiment of the present application, referring to fig. 1, a third sensing element 32 is disposed on the rotation track of the second rotating element 30, and the third sensing element 32 is used for sensing the maximum rotation angle of the second rotating element 30.

Specifically, in this embodiment, the third sensing assembly 32 includes a photoelectric sensor and a sensing element, the photoelectric sensor may be a correlation type photoelectric switch or a groove-shaped photoelectric switch, etc., a sensing element is fixed on the surface mounting plate 21 of the second rotating assembly 30, the rotation angle of the second rotating assembly 30 along the vertical direction is controlled by detecting whether the sensing element passes through the photoelectric sensor, and the reciprocating rotation angle of the second rotating assembly 30 can be adjusted by adjusting the sensing distance of the third sensing assembly 32, so as to adapt to different shaking test requirements.

In another embodiment of the present application, referring to fig. 1, a through hole 331 concentric with the hollow rotating shaft of the second rotating element 30 is formed on the surface mounting plate 33 of the second rotating element 30, and the through hole 331 is used for providing a light path for the light source to irradiate the camera module of the product 80 to be tested.

When the test fixture 40 clamps the product 80 to be tested, the camera of the product 80 to be tested is adjusted to correspond to the position of the through hole 331, and the light source for testing can irradiate the camera of the product 80 to be tested through the through hole 331, so as to perform a related optical anti-shake test.

In another embodiment of the present application, referring to fig. 1 and fig. 2, the test fixture 40 includes a carrier plate 41 and at least two fastening elements 42 slidably disposed on the carrier plate 41, wherein the fastening elements 42 are used for fixing the product 80 to be tested on the carrier plate 41.

Specifically, in conjunction with FIG. 1, in one embodiment, the surface mounting plate 33 of the second rotating assembly 30 may be utilized directly as the carrier plate 41 of the test fixture 40; referring to fig. 2, a special carrier plate 41 may also be provided, when the special carrier plate 41 is provided, a through hole 331 for light irradiation is also provided on the carrier plate 41, the fastening components 42 are slidable with respect to the carrier plate 41, a guide slot 411 may be provided on the carrier plate 41, the fastening components 42 are slidable in the guide slot 411, at least two fastening components 42 fix the product 80 to be tested from two opposite sides of the product 80 to be tested, and after the product 80 to be tested is positioned, the fastening components 42 may be screwed and fixed to fix the product 80 to be tested on the test fixture 40.

Specifically, referring to fig. 2 and 3, the guide slots 411 of the carrier plate 41 may include guide slots 411 in the horizontal direction and the vertical direction, a plurality of fastening assemblies 42 are disposed in the guide slots 411, and products of different sizes may be held by adjusting the distance between the fastening assemblies 42.

Specifically, the fastening assembly 42 may generally include a bolt and a tightening nut sleeved on the bolt, preferably a wing nut, or a nut similar to the wing nut that is easily manually tightened to facilitate manual adjustment of the clamping position.

In one embodiment, referring to fig. 1, a baffle 43 may be further provided, the baffle 43 and the carrier plate 41 together clamp the product 80 to be tested, and the fastening assembly 42 is used to fix the baffle 43 on the carrier plate 41.

In an embodiment, with reference to fig. 1, a whole block of baffle 43 is arranged to cooperate with the carrier plate 41 to clamp the product 80 to be tested, the baffle 43 can be directly provided with the guide slot 411, and the baffle 43 can be pulled up or down to adjust the position of the baffle 43, so that the test fixture can be adapted to products of different specifications and models, and the universality of the test fixture 40 is improved.

In another embodiment, referring to fig. 2 and 3, a stopper 44 may be disposed for each fastening assembly 42, the fastening assembly 42 and the stopper 44 may slide in the guide slot 411 synchronously, and the stopper 44 and the carrier plate 41 jointly clamp the product 80 to be tested. Through the guide slot 411 that sets up horizontal, vertical direction to and fastening components 42 and the dog 44 that slides in guide slot 411, can improve the adaptability of test fixture 40 and the flexibility of adjusting, can adjust test fixture 40 in order to fix the product 80 that awaits measuring in a flexible way to the product of different specifications, model.

In another embodiment of the present application, referring to fig. 2 and 3, the carrier plate 41 includes one or two mounting stations, one for fixing a product 80 to be tested.

In particular, in some embodiments, in conjunction with fig. 1 and 2, the carrier plate 41 includes one mounting station, i.e., one test fixture 40 can only test for a single piece, i.e., one product at a time. In other embodiments, referring to fig. 3, the carrier plate 41 includes two mounting stations, and can fix two products 80 to be tested at the same time, so that the testing mechanism can perform a shake test on the two products at the same time, thereby improving the shake testing efficiency.

Referring to fig. 4, the present application further provides an optical anti-shake testing apparatus, including a counterweight cabinet 50, a protective cover 60, a light source cart 70 and the optical anti-shake testing mechanism 00 according to the above embodiment, wherein the counterweight cabinet 50 is disposed below the optical anti-shake testing mechanism 00, the protective cover 60 is disposed around the optical anti-shake testing mechanism 00, and the light source cart 70 is independently and movably disposed beside the counterweight cabinet 50.

According to the optical anti-shake testing equipment, the counterweight cabinet body 50 is adopted to add a counterweight to the optical anti-shake testing mechanism 00, so that excessive shake in the testing process can be prevented; the protective cover 60 surrounds the optical anti-shake testing mechanism 00, so that external personnel can be prevented from touching the testing mechanism, and the normal operation of the testing mechanism is ensured; the light source plate is arranged on the light source cart 70, the light source cart 70 is arranged separately from the testing mechanism, the light source cart 70 can move freely, and the light source can be adjusted flexibly in the testing process. The optical anti-shake testing mechanism 00 of the whole optical anti-shake testing device can simulate a multi-axis shake testing environment by adopting the embodiment, has high testing precision, and is particularly suitable for testing and processing high-end products with high requirements on the quality of the camera module.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. The utility model provides an optics anti-shake accredited testing organization, its characterized in that, including translation subassembly, with the output of translation subassembly is connected and is located the first rotating assembly of translation subassembly top, and with the output of first rotating assembly is connected and is located the second rotating assembly of first rotating assembly top, the axial of first rotating assembly is the perpendicular to respectively the axial of second rotating assembly and the moving direction of translation subassembly, be equipped with the test fixture that is used for pressing from both sides the dress product that awaits measuring on the output of second rotating assembly.

2. The optical anti-shake testing mechanism according to claim 1, wherein the translation assembly is a linear motor, a mover mounting plate of the linear motor is an output end of the linear motor, and the first rotating assembly is horizontally reciprocally movable with the translation assembly.

3. The optical anti-shake test mechanism according to claim 1, wherein the first rotating assembly and the second rotating assembly are both torque motors, a surface mounting plate of each torque motor is an output end of each torque motor, the second rotating assembly can rotate with the first rotating assembly in a reciprocating manner along a horizontal plane, and the test fixture can rotate with the second rotating assembly in a reciprocating manner along a vertical plane.

4. The optical anti-shake testing mechanism according to claim 1, wherein a first sensing component is disposed on a moving track of the translation component, and the first sensing component is used for sensing a maximum moving distance of the translation component.

5. The optical anti-shake testing mechanism according to claim 4, wherein a second sensing component is disposed on the rotation track of the first rotating component, and the second sensing component is used for sensing the maximum rotation angle of the first rotating component.

6. The optical anti-shake test mechanism according to claim 5, wherein a third sensing element is disposed on the rotation track of the second rotating element, and the third sensing element is used for sensing the maximum rotation angle of the second rotating element.

7. The optical anti-shake testing mechanism according to any one of claims 1 to 6, wherein a through hole concentric with the hollow shaft of the second rotating component is formed on the surface mounting plate of the second rotating component, and the through hole is used for providing a light path for a light source to irradiate the camera module of the product to be tested.

8. The optical anti-shake test mechanism according to claim 7, wherein the test fixture comprises a carrier plate and at least two fastening components slidably disposed on the carrier plate, the fastening components being used to fix the product to be tested on the carrier plate.

9. The optical anti-shake test mechanism according to claim 8, wherein the carrier plate comprises one or two mounting stations, one for fixing one of the products to be tested.

10. The utility model provides an optics anti-shake test equipment which characterized in that, includes the counter weight cabinet body, protection casing, light source shallow and according to any one of claims 1 to 9 optics anti-shake accredited testing organization, the counter weight cabinet body set up in optics anti-shake accredited testing organization's below, the protection casing encloses to be located optics anti-shake accredited testing organization's outside, the light source shallow independently and movably set up in the side of the counter weight cabinet body.

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