CN111562214A - Automatic test fixture, infrared remote control detection system and infrared remote control detection method - Google Patents

Automatic test fixture, infrared remote control detection system and infrared remote control detection method Download PDF

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Publication number
CN111562214A
CN111562214A CN202010311190.4A CN202010311190A CN111562214A CN 111562214 A CN111562214 A CN 111562214A CN 202010311190 A CN202010311190 A CN 202010311190A CN 111562214 A CN111562214 A CN 111562214A
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CN
China
Prior art keywords
module
sliding block
turntable
tested
control unit
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Pending
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CN202010311190.4A
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Chinese (zh)
Inventor
邓建旺
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Suzhou HYC Technology Co Ltd
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Suzhou HYC Technology Co Ltd
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Priority to CN202010311190.4A priority Critical patent/CN111562214A/en
Publication of CN111562214A publication Critical patent/CN111562214A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/04—Housings; Supporting members; Arrangements of terminals
    • G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N2021/0106—General arrangement of respective parts
    • G01N2021/0112—Apparatus in one mechanical, optical or electronic block

Abstract

The invention discloses an automatic test fixture, an infrared remote control detection system and an infrared remote control detection method, wherein the automatic test fixture comprises: the device comprises a top plate, four linear module units and four module bases for placing a module to be tested, wherein each linear module unit comprises a guide rail, a first sliding block and a second sliding block which are oppositely arranged and positioned on the guide rail, and a driving mechanism; and according to the size of the module to be tested, the driving mechanism of each linear module unit responds to a first external signal to adjust the position of the corresponding first sliding block and/or second sliding block so as to enable the four module bases to place the module to be tested. The embodiment provided by the invention can detect the modules to be detected with different sizes, effectively reduces the jig cost and has wide application prospect.

Description

Automatic test fixture, infrared remote control detection system and infrared remote control detection method
Technical Field
The invention relates to the technical field of display, in particular to an automatic test fixture, an infrared remote control detection system and an infrared remote control detection method.
Background
With the development of social science and technology, flat panel displays have become the mainstream of contemporary displays. The quality is the life of enterprise, and the detection to the display module assembly is the enclosure of guaranteeing product quality one firmly, and good detection means can not only promote detection efficiency but also can improve the product yields. The jig is used for assisting the control module in detecting the position and the action. To some display module assemblies that need manual operation and detect with the naked eye observation, the customization design of tool is carried out according to the overall dimension of module to the traditional method to the realization carries out reasonable spacing to the product. However, the disadvantages of this approach are: 1. the designed jig has larger limitation, is only suitable for the specific module corresponding to the jig, and has high design and development cost; 2. whether the product display is qualified or not after the module is observed at different angles and electrified and lighted up needs to be observed through a manual overturning jig for the detection of the product, so that the operation of workers is inconvenient, the fatigue is easy to occur, and the condition that the angle for observing and detecting at every time is in a reasonable range cannot be guaranteed.
Disclosure of Invention
In order to solve at least one of the above problems, a first embodiment of the present invention provides an automatic test fixture, which includes an upper plate structure, wherein the upper plate structure includes an upper plate, four linear module units, and four module bases for placing a module to be tested, and each linear module unit includes a guide rail, a first slider and a second slider which are oppositely disposed on the guide rail, and a driving mechanism; wherein
The first linear module unit and the second linear module unit are positioned on the antenna board and arranged in parallel;
the third straight line module unit and the fourth straight line module unit are vertically bridged on the first straight line module unit and the second straight line module unit and are arranged in parallel, and the third straight line module unit is positioned on the first slide block of the first straight line module unit and the first slide block of the second straight line module unit,
the four module bases are respectively arranged on the first sliding block and the second sliding block of the third linear module unit and the first sliding block and the second sliding block of the fourth linear module unit;
and according to the size of the module to be tested, the driving mechanism of each linear module unit responds to a first external signal to adjust the position of the corresponding first sliding block and/or second sliding block so as to enable the four module bases to place the module to be tested.
Further, in the above-mentioned case,
one of the first sliding block and the second sliding block is a movable sliding block, and the other one of the first sliding block and the second sliding block is a movable sliding block or a static sliding block;
the driving mechanism comprises a servo motor and a driving device controlled by the servo motor, and the driving device is a ball screw.
Furthermore, a first distance sensor and a second distance sensor are further arranged on one of the four module bases on the movable sliding block.
The jig base structure comprises a base plate, a first rotating shaft, a rotating plate, a first support plate and a second support plate, wherein the first rotating shaft is positioned on the base plate, the rotating plate is connected with the base plate through the first rotating shaft, the first support plate and the second support plate are respectively positioned at two ends of the rotating plate and are perpendicular to the rotating plate, the first support plate is provided with a first rotating disc, the second support plate is provided with a second rotating disc, the first rotating disc and the second rotating disc are positioned on the same horizontal line, and the first rotating disc and the second rotating disc are respectively fixedly connected with the antenna structure through bolts; wherein the first rotation shaft drives the rotation plate to rotate in response to a second external signal to adjust a rotation angle of the rotation plate; the first turntable and the second turntable are driven to rotate in response to a third external signal to adjust the rotation angle of the antenna structure.
The second embodiment of the invention provides an infrared remote control detection system, which comprises an infrared remote control unit, a control unit and the automatic test fixture of the first embodiment, wherein the automatic test fixture comprises a first test module, a second test module and a third test module
The infrared remote control unit is used for sending an infrared signal to the control unit;
and the control unit is used for controlling the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act and adjusting the position of the corresponding first sliding block and/or second sliding block according to the infrared signal so as to enable the four module bases to place the module to be tested.
Further, in the above-mentioned case,
one of the first sliding block and the second sliding block is a movable sliding block, the other one of the first sliding block and the second sliding block is a movable sliding block or a static sliding block, and a first distance sensor and a second distance sensor are further arranged on one of the four module bases on the movable sliding block;
and the control unit controls the driving mechanism of each linear module unit of the automatic test fixture according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the infrared signal.
Further, the automatic test fixture further comprises a fixture base structure, wherein the fixture base structure comprises a base plate, a first rotating shaft located on the base plate, a rotating plate connected with the base plate through the first rotating shaft, and a first support plate and a second support plate which are perpendicular to the rotating plate and located at two ends of the rotating plate respectively, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are fixedly connected with the antenna structure through bolts respectively;
the control unit respectively controls the following components according to the infrared signals:
the first rotating shaft drives the rotating plate to rotate so as to adjust the rotating angle of the rotating plate,
the first turntable and the second turntable rotate to adjust a rotation angle of the antenna structure.
A third embodiment of the present invention provides an infrared remote control detection method using the infrared remote control detection system according to the second embodiment, including:
the infrared remote control unit sends a first infrared signal to the control unit according to the first size of the module to be tested;
the control unit controls the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act according to the first infrared signal and adjusts the positions of the corresponding first sliding block and/or second sliding block so that the four module bases can place the module to be tested.
Furthermore, one of the first sliding block and the second sliding block is a movable sliding block, the other one of the first sliding block and the second sliding block is a movable sliding block or a static sliding block, and a first distance sensor and a second distance sensor are further arranged on one of the four module bases on the movable sliding block;
after the control unit controls the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act according to the infrared signal so as to adjust the positions of the corresponding first sliding block and/or second sliding block, so that the four module bases are placed on the module to be tested, the detection method further comprises the following steps:
fixing one corner of the module to be tested on the module base in a diagonal position with the module base provided with the first distance sensor and the second distance sensor in the four module bases;
the infrared remote control unit sends a second infrared signal to the control unit according to the second size of the module to be tested;
and the control unit controls the driving mechanism of each linear module unit of the automatic test fixture to act and adjusts the position of the corresponding first sliding block and/or second sliding block to fix the module to be tested according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the second infrared signal.
Further, the automatic test fixture further comprises a fixture base structure, wherein the fixture base structure comprises a base plate, a first rotating shaft located on the base plate, a rotating plate connected with the base plate through the first rotating shaft, and a first support plate and a second support plate which are perpendicular to the rotating plate and located at two ends of the rotating plate respectively, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are fixedly connected with the antenna structure through bolts respectively;
after the control unit controls the driving mechanism of each linear module unit of the automatic test fixture to act and adjusts the position of the corresponding first slider to fix the module to be tested according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the second infrared signal, the infrared remote control detection method further comprises the following steps:
the infrared remote control unit sends a third infrared signal to the control unit according to the test angle of the module to be tested;
the control unit respectively controls the first rotating shaft to drive the rotating plate to rotate and controls the first turntable and the second turntable to rotate according to the third infrared signal so as to test the module to be tested.
The invention has the following beneficial effects:
aiming at the existing problems, the invention provides an automatic test fixture, an infrared remote control detection system and an infrared remote control detection method, and the four groups of driving mechanisms forming a square linear module unit drive a first sliding block and a second sliding block to adjust the positions so as to limit modules to be detected with different sizes, so that the problems in the prior art are solved, the fixture cost is effectively reduced, and the infrared remote control detection system and the infrared remote control detection method have wide application prospects.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram illustrating an antenna structure of a jig according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram illustrating a fixture base structure of a fixture according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a jig according to an embodiment of the present invention;
fig. 4 is a block diagram illustrating an infrared remote detection system according to an embodiment of the present invention;
fig. 5 shows a flowchart of an infrared remote control detection method according to an embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the invention, the invention is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
As shown in fig. 1, an embodiment of the present invention provides an automatic test fixture, which includes an upper plate structure, where the upper plate structure includes an upper plate, four linear module units, and four module bases for placing modules to be tested, and each linear module unit includes a guide rail, a first slider and a second slider that are located on the guide rail and are arranged oppositely, and a driving mechanism; the first linear module unit and the second linear module unit are positioned on the antenna board and arranged in parallel; a third straight line module unit and a fourth straight line module unit are vertically bridged on the first straight line module unit and the second straight line module unit and are arranged in parallel, the third straight line module unit is positioned on a first slide block of the first straight line module unit and a first slide block of the second straight line module unit, and the four module bases are respectively arranged on the first slide block, the second slide block of the third straight line module unit and the first slide block and the second slide block of the fourth straight line module unit; and according to the size of the module to be tested, the driving mechanism of each linear module unit responds to a first external signal to adjust the position of the corresponding first sliding block and/or second sliding block so as to enable the four module bases to place the module to be tested.
In this embodiment, automatic test fixture utilizes four sharp module units that set up on the sky plate structure to form square frame column structure, sets up four module bases on sharp module unit and is used for holding the module that awaits measuring, according to the position of four module bases of size adjustment of the module that awaits measuring, through the first slider of actuating mechanism drive or the second slider motion on each sharp module unit, perhaps drive first slider and the position of second slider motion in order to adjust the module base promptly to firmly inject the module that awaits measuring on automatic test fixture so that the test the module that awaits measuring. The automatic test fixture that this embodiment provided can be applicable to the module that awaits measuring of unidimensional not, solves among the prior art to the problem that the module of unidimensional not need make the automatic test fixture of corresponding size respectively to effectively reduce the test cost of module test, have extensive application prospect.
In a specific embodiment, as shown in fig. 1, the top plate structure of the jig includes a top plate 10, a first linear module unit 11 and a second linear module unit 12 disposed on the top plate 10, a third linear module unit 13 and a fourth linear module unit 14 disposed on the first linear module unit 11 and the second linear module unit 12, and four module bases 151, 152, 153, and 154 disposed on the third linear module unit 13 and the fourth linear module unit 14.
Specifically, the first linear module unit 11 and the second linear module unit 12 are arranged on the antenna 10 in parallel, and the first linear module unit 11 includes a guide rail 111, a first slider 112 and a second slider (not shown in the figure) arranged on the guide rail, and a driving mechanism; the second linear module unit 12 includes a guide rail 121, a first slider 122 and a second slider (not shown in the drawings) provided on the guide rail, and a driving mechanism; the guide rails of the first linear module unit and the second linear module unit are fixed on the top plate through bolts, the first sliding block and the second sliding block are arranged on the guide rails, the first sliding block and the second sliding block are arranged oppositely, and the driving mechanism drives the first sliding block or the second sliding block or the first sliding block and the second sliding block to reciprocate along the guide rails according to external signal actions.
Specifically, in an alternative embodiment, the driving mechanism includes a servo motor and a driving device controlled by the servo motor, and the driving device is a ball screw.
In the embodiment, the ball screw is controlled by the servo motor to drive the first slide block or the second slide block to move.
It should be noted that the driving mechanism may also be an air cylinder or an electric cylinder, for example, the air cylinder or the electric cylinder drives the first slider or the second slider to move, which is not limited in this application, and a person skilled in the art should select an appropriate driving mechanism according to actual application requirements to realize driving of the first slider or the second slider as a design criterion, and details are not described herein again.
Specifically, in another alternative embodiment, the first slider and the second slider may both be movable sliders, and the driving mechanism drives the two movable sliders to move respectively.
For example, the servo motor can control the screw thread on the ball screw to synchronously drive the first slide block and the second slide block to move towards or away from each other.
Specifically, in another alternative embodiment, one of the first slider and the second slider is a movable slider, and the other is a static slider.
For example, the first sliding block is a movable sliding block, the second sliding block is a static sliding block, the static sliding block is fixed on a guide rail, the movable sliding block and the static sliding block are arranged oppositely, the servo motor is electrically connected with the ball screw, the ball screw is arranged below the guide rail and connected with the movable sliding block, and the movable sliding block is driven to reciprocate relative to the static sliding block along the guide rail in response to the control of the servo motor.
The third straight line module unit 13 and the fourth straight line module unit 14 vertically cross over the first straight line module unit 11 and the second straight line module unit 12, respectively, and the third straight line module unit 13 is parallel to the fourth straight line module unit 14. The third linear module unit 13 is disposed on the first slider 112 of the first linear module unit 11 and the first slider 122 of the second linear module unit 12, and the fourth linear module unit 13 is disposed on the second slider of the first linear module unit 11 and the second slider of the second linear module unit 12 or fixed on the guide rail of the first linear module unit 11 and the guide rail of the second linear module unit 12.
For example, the first slider is a movable slider, and the second slider is a static slider, the first linear module unit 11 and the second linear module unit 12 are fixedly disposed on the antenna 10, the fourth linear module unit 14 based on the first linear module unit 11 and the second linear module unit 12 is also fixed in position with respect to the antenna 10, and the third linear module unit based on the first slider of the first linear module unit 11 and the first slider of the second linear module unit 12 is variable in position with respect to the antenna 10. The direction of the first straight line module unit 11 and the second straight line module unit 12 is set to be the first direction, and the third straight line module unit 13 can reciprocate in the first direction relative to the fourth straight line module unit 14, that is, the length of the module to be measured in the first direction can be adjusted through the third straight line module unit.
It should be noted that, if the first slider and the second slider are both movable sliders, the positions of the third linear module unit 13 and the fourth linear module unit 14 in the first direction are respectively adjusted under the condition that the first linear module unit 11 and the second linear module unit 12 are fixedly arranged relative to the antenna 10 and the first linear module unit 11 and the second linear module unit 12 are in the first direction, so as to adjust the length of the module to be measured in the first direction. A person skilled in the art should set the first slider and the second slider according to the actual application requirement, so that the length of the module to be tested can be adjusted in the first direction as a design criterion, and details are not described herein.
In the present embodiment, in consideration of the stability of the third and fourth linear module units 13 and 14, the module unit backing plate 16 is further included to cover the first slider 112 and the second slider of the first linear module unit 11, and the first slider 122 and the second slider of the second linear module unit 12.
Similarly, four module bases 151, 152, 153 and 154 are respectively arranged on the first slide block and the second slide block of the third linear module unit 13 and the first slide block and the second slide block of the fourth linear module unit 14.
Still taking the first slide block as a moving slide block and the second slide block as a static slide block for example, the two module bases 152 and 154 disposed on the second slide block are invariable in position relative to the respective corresponding guide rails, the two module bases 151 and 153 disposed on the first slide block are variable in position relative to the respective corresponding guide rails, and the two module bases disposed on the first slide block are on a straight line perpendicular to the guide rails 111 of the first linear module unit 11. That is, the adjustment of the length of the module to be measured in the second direction perpendicular to the first direction is realized by the module base 151 disposed on the first slider of the third linear module unit 13 and the module base 153 disposed on the first slider of the fourth linear module unit 14.
Similar to the previous embodiment, if the first slide block and the second slide block are both movable slide blocks, the positions of the four module bases 151, 152, 153, and 154 relative to the respective corresponding guide rails are variable, that is, the length of the module to be tested in the second direction is adjusted by adjusting the positions of the four module bases.
In this embodiment, in consideration of the stability of the module base, the module base further includes a module base pad 136 disposed on the first slider, the second slider of the third linear module unit 13, and the first slider and the second slider of the fourth linear module unit 14.
The automatic test fixture with the structure can drive the first slider or the second slider or drive the first slider and the second slider to adjust the position according to the sizes of different modules through the driving mechanism of each linear module unit, so that the automatic test fixture is suitable for limiting the modules with various sizes, can solve the problems in the prior art, and has wide application prospect.
In order to further improve the limiting precision of the automatic test fixture on the module to be tested, in an optional embodiment, a first distance sensor and a second distance sensor are further arranged on one of the four module bases located on the first sliding block.
In this embodiment, as shown in fig. 1, the first slide block is still taken as a moving slide block, and the second slide block is taken as a static slide block for example, the module base 151 disposed on the first slide block of the third linear module unit 13 is further provided with a first distance sensor 1511 and a second distance sensor 1512 for sensing the distances between the module base 151 and the module to be tested in the first direction and the second direction, so as to further adjust the position of the first slide block of each linear module to limit the module to be tested.
It should be noted that the first distance sensor and the second distance sensor may be disposed on the first slider of the third linear module unit, the first slider of the fourth linear module unit, or any one or more other second sliders, which is not limited in this application, and a person skilled in the art should adjust the position of the module base according to the distance sensed by the first distance sensor and the second distance sensor to limit the module to be tested as a design criterion according to practical application requirements, which is not described herein again.
In order to further limit the position adjustment range of each sliding block of each linear module unit, in an alternative embodiment, each linear module unit further includes a first limiting block and a second limiting block located at two ends of the guide rail.
In this embodiment, as shown in fig. 1, the first linear module unit 11 includes a first stopper 115 and a second stopper 116 at two ends of the guide rail 111, and the second linear module unit 12 includes a first stopper 125 and a second stopper 126 at two ends of the guide rail 121.
In an alternative embodiment, as shown in fig. 2, the automatic test fixture further includes a fixture base structure, the fixture base structure includes a base plate 20, a first rotating shaft 21 located on the base plate 20, a rotating plate 22 located on the base plate 20 and connected by the first rotating shaft 21, and a first support plate 23 and a second support plate 24 perpendicular to the rotating plate and located at two ends of the rotating plate 22, respectively, the first support plate 23 is provided with a first rotating disc 26, the second support plate 24 is provided with a second rotating disc 27, the first rotating disc 26 and the second rotating disc 27 are located on the same horizontal line, and the first rotating disc 26 and the second rotating disc 27 are fixedly connected to the antenna structure by bolts, respectively; wherein the first rotation shaft 21 drives the rotation plate 22 to rotate in response to a second external signal to adjust the rotation angle of the rotation plate 22; the first and second dials 26 and 27 are driven to rotate in response to a third external signal to adjust the rotation angle of the antenna structure.
In this embodiment, as shown in fig. 2 and 3, the fixture base structure controls the rotation angle of the rotating plate 22 through the first rotating shaft 21, and adjusts the rotation angle of the antenna structure disposed thereon through the first rotating disc 26 and the second rotating disc 27, so as to implement a multi-angle test on the module to be tested 30 fixed on the antenna structure.
Based on the above jig, as shown in fig. 4, an embodiment of the present invention further provides an infrared remote control detection system, which includes an infrared remote control unit, a control unit, and the above jig, wherein the infrared remote control unit is configured to send an infrared signal to the control unit; and the control unit is used for controlling the driving mechanism of each linear module unit of the top plate structure of the jig according to the infrared signals to adjust the positions of the corresponding first sliding block or second sliding block or the first sliding block and the second sliding block so that the four module bases can place the module to be tested.
In this embodiment, an infrared remote control unit sends an infrared signal, and a control unit receives and controls the driving mechanisms of the linear module units of the antenna structure to act according to the infrared signal so as to adjust the positions of the four module bases to place the module to be tested, so that the jig is wirelessly remotely controlled to accommodate the module to be tested according to the size of the module to be tested. The infrared remote control detection system provided by the embodiment has the characteristics of simple structure, convenience in operation and control, high position control precision, high safety and the like, and has wide application prospect.
In view of further improving the limiting precision of the jig on the module to be tested, in an optional embodiment, one of the first slider and the second slider is a movable slider, the other one of the first slider and the second slider is a movable slider or a static slider, and one of the four module bases located on the movable slider is further provided with a first distance sensor and a second distance sensor; and the control unit controls the driving mechanism of each linear module unit of the automatic test fixture according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the infrared signal.
In this embodiment, the first slider is still taken as a moving slider, and the second slider is taken as a static slider for example, and the distances between the module base and the module to be measured in the first direction and the second direction, which are sensed by the first distance sensor and the second distance sensor of the module base arranged on the moving slider, are further used for adjusting the position of the module base, so that the module to be measured is firmly fixed on the ceiling structure.
In view of multi-angle testing of the module to be tested, in an optional embodiment, the jig further includes a jig base structure, where the jig base structure includes a base plate, a first rotating shaft located on the base plate, a rotating plate located on the base plate and connected by the first rotating shaft, and a first support plate and a second support plate perpendicular to the rotating plate and located at two ends of the rotating plate, respectively, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are fixedly connected with the antenna structure by bolts, respectively; the control unit respectively controls the following components according to the infrared signals: the first rotating shaft drives the rotating plate to rotate so as to adjust the rotating angle of the rotating plate, and the first rotating disc and the second rotating disc rotate so as to adjust the rotating angle of the antenna structure.
In this embodiment, through the infrared signal that is used for the test that infrared remote control unit sent, control tool base structure is to fixing module that awaits measuring on the tool carries out 360 degrees spatial multi-angle rotating to the realization carries out multi-angle test to the module of equidimension not, effectively improves the availability factor of tool.
Corresponding to the infrared remote control detection system provided in the foregoing embodiment, an embodiment of the present application further provides an infrared remote control detection method using the infrared remote control detection system, and since the infrared remote control detection method provided in the embodiment of the present application corresponds to the infrared remote control detection systems provided in the foregoing several embodiments, the foregoing embodiment is also applicable to the infrared remote control detection method provided in this embodiment, and detailed description is omitted in this embodiment.
As shown in fig. 5, an embodiment of the present application further provides an infrared remote detection method using the above infrared remote detection system, including: the infrared remote control unit sends a first infrared signal to the control unit according to the first size of the module to be tested; the control unit controls the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act according to the first infrared signal and adjusts the positions of the corresponding first sliding block and/or second sliding block so that the four module bases can place the module to be tested.
In this embodiment, still taking the first slide block as a moving slide block and the second slide block as a static slide block, and taking the ball screw as the driving device for example, as shown in fig. 4 and 5, first, the displacement adjustment amount of the moving slide block of each linear module unit is obtained according to the basic size of the module to be tested, and an infrared remote control unit is used to send a first infrared signal including each displacement adjustment amount. Then the control unit receives and generates driving signals for driving the servo motors of the linear module units according to the first infrared signals and transmits the driving signals to the servo motors of the linear module units, so that the servo motors control the ball screws to drive the movable sliding blocks to move to achieve wireless adjustment of the size of the automatic test fixture for accommodating the module to be tested, the problem that in the prior art, fixtures with corresponding sizes are required to be manufactured for modules with different sizes is solved, the test cost of module testing is effectively reduced, and the automatic test fixture has a wide application prospect.
In order to further improve the limiting precision of the jig on the module to be tested, in an optional embodiment, one of the first sliding block and the second sliding block is a movable sliding block, the other one of the first sliding block and the second sliding block is a movable sliding block or a static sliding block, and a first distance sensor and a second distance sensor are further arranged on one of the four module bases located on the movable sliding block; after the control unit controls the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act according to the infrared signal so as to adjust the positions of the corresponding first sliding block and/or second sliding block, so that the four module bases are placed on the module to be tested, the detection method further comprises the following steps: fixing one corner of the module to be tested on the module base in a diagonal position with the module base provided with the first distance sensor and the second distance sensor in the four module bases; the infrared remote control unit sends a second infrared signal to the control unit according to the second size of the module to be tested; and the control unit controls the driving mechanism of each linear module unit of the automatic test fixture to act and adjusts the position of the corresponding first sliding block and/or second sliding block to fix the module to be tested according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the second infrared signal.
In this embodiment, based on the adjustment of the accommodating space of the module to be tested in the above embodiment, the module to be tested is disposed in the accommodating space formed by the four module bases.
Specifically, still taking the first slide block as a moving slide block and the second slide block as a static slide block, and taking the ball screw as the driving device for example, first, one corner of the module to be tested is fixed on the module base which is located on the static slide block among the four module bases and is at a diagonal position with the module base provided with the first distance sensor and the second distance sensor, so as to further adjust the position of the module base according to the distance values sensed by the first distance sensor and the second distance sensor.
Then obtaining the displacement adjustment quantity of the movable sliding block of each linear module unit according to the precise size of the module to be detected, and sending a second infrared signal comprising each displacement adjustment quantity by using an infrared remote control unit;
and finally, the control unit generates a driving signal for driving the servo motor of each linear module unit according to the second infrared signal and a first distance value between the module base and the module to be tested in the first direction sensed by the first distance sensor arranged on the module base and a second distance value between the module base and the module to be tested in the second direction sensed by the second distance sensor and transmits the driving signal to the servo motor of each linear module unit, so that the servo motor controls the ball screw to drive the movable sliding block to move to firmly fix the module to be tested on the ceiling structure.
On the basis of rough adjustment of the basic size of the module to be tested, the positions of the four module bases are further adjusted according to the precise size of the module to be tested and the distance value sensed by the distance sensor, so that the module to be tested is limited, and the multi-angle test of the module to be tested is facilitated.
In view of multi-angle testing of the module to be tested, in an optional embodiment, the automatic test fixture further includes a fixture base structure, where the fixture base structure includes a base plate, a first rotating shaft located on the base plate, a rotating plate located on the base plate and connected through the first rotating shaft, and a first support plate and a second support plate perpendicular to the rotating plate and located at two ends of the rotating plate, respectively, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are fixedly connected with the antenna structure through bolts, respectively; after the control unit controls the servo motors of the linear module units of the jig to act and drives the ball screws to adjust the positions of the corresponding first sliders so as to fix the module to be detected according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the second infrared signal, the infrared remote control detection method further comprises the following steps: the infrared remote control unit sends a third infrared signal to the control unit according to the test angle of the module to be tested; the control unit respectively controls the first rotating shaft to drive the rotating plate to rotate and controls the first turntable and the second turntable to rotate according to the third infrared signal so as to test the module to be tested.
In the embodiment, the module to be tested is firmly fixed on the basis of the antenna structure, and the infrared remote control unit sends a third infrared signal for adjusting the test angle according to the angle requirement of multi-angle test; the control unit receives and drives the first rotating shaft to rotate according to the third infrared signal so as to control the rotating angle of the rotating plate, and simultaneously drives the first rotating disc and the second rotating disc to rotate so as to control the rotating angle of the antenna structure, so that the multi-angle test of the module to be tested is realized. For specific implementation, reference is made to the foregoing embodiments, which are not described herein again.
Aiming at the existing problems, the invention provides an automatic test fixture, an infrared remote control detection system and an infrared remote control detection method, and the four groups of driving mechanisms forming a square linear module unit drive a first sliding block and a second sliding block to adjust the positions so as to limit modules to be detected with different sizes, so that the problems in the prior art are solved, the fixture cost is effectively reduced, and the infrared remote control detection system and the infrared remote control detection method have wide application prospects.
It should be understood that the above-mentioned 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, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.

Claims (10)

1. An automatic test fixture is characterized by comprising a top plate structure, wherein the top plate structure comprises a top plate, four linear module units and four module bases for placing modules to be tested, and each linear module unit comprises a guide rail, a first sliding block and a second sliding block which are oppositely arranged and positioned on the guide rail, and a driving mechanism; wherein
The first linear module unit and the second linear module unit are positioned on the antenna board and arranged in parallel;
the third straight line module unit and the fourth straight line module unit are vertically bridged on the first straight line module unit and the second straight line module unit and are arranged in parallel, and the third straight line module unit is positioned on the first slide block of the first straight line module unit and the first slide block of the second straight line module unit,
the four module bases are respectively arranged on the first sliding block and the second sliding block of the third linear module unit and the first sliding block and the second sliding block of the fourth linear module unit;
and according to the size of the module to be tested, the driving mechanism of each linear module unit responds to a first external signal to adjust the position of the corresponding first sliding block and/or second sliding block so as to enable the four module bases to place the module to be tested.
2. The automatic test fixture of claim 1,
one of the first sliding block and the second sliding block is a movable sliding block, and the other one of the first sliding block and the second sliding block is a movable sliding block or a static sliding block;
the driving mechanism comprises a servo motor and a driving device controlled by the servo motor, and the driving device is a ball screw.
3. The automatic test fixture of claim 2, wherein a first distance sensor and a second distance sensor are further disposed on one of the four module bases on the movable sliding block.
4. The automatic test fixture of any one of claims 1-3, further comprising a fixture base structure, wherein the fixture base structure comprises a base plate, a first rotating shaft located on the base plate, a rotating plate located on the base plate and connected through the first rotating shaft, and a first support plate and a second support plate perpendicular to the rotating plate and located at two ends of the rotating plate, respectively, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are fixedly connected with the antenna structure through bolts, respectively; wherein the first rotation shaft drives the rotation plate to rotate in response to a second external signal to adjust a rotation angle of the rotation plate; the first turntable and the second turntable are driven to rotate in response to a third external signal to adjust the rotation angle of the antenna structure.
5. An infrared remote control detection system, comprising an infrared remote control unit, a control unit and the automatic test fixture of any one of claims 1 to 4, wherein
The infrared remote control unit is used for sending an infrared signal to the control unit;
and the control unit is used for controlling the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act and adjusting the position of the corresponding first sliding block and/or second sliding block according to the infrared signal so as to enable the four module bases to place the module to be tested.
6. The infrared remote detection system of claim 5,
one of the first sliding block and the second sliding block is a movable sliding block, the other one of the first sliding block and the second sliding block is a movable sliding block or a static sliding block, and a first distance sensor and a second distance sensor are further arranged on one of the four module bases on the movable sliding block;
and the control unit controls the driving mechanism of each linear module unit of the automatic test fixture according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the infrared signal.
7. The infrared remote control detection system according to claim 6, wherein the automatic test fixture further comprises a fixture base structure, the fixture base structure comprises a base plate, a first rotating shaft located on the base plate, a rotating plate located on the base plate and connected through the first rotating shaft, and a first support plate and a second support plate perpendicular to the rotating plate and respectively located at two ends of the rotating plate, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are respectively and fixedly connected with the antenna structure through bolts;
the control unit respectively controls the following components according to the infrared signals:
the first rotating shaft drives the rotating plate to rotate so as to adjust the rotating angle of the rotating plate,
the first turntable and the second turntable rotate to adjust a rotation angle of the antenna structure.
8. An infrared remote sensing method using the infrared remote sensing system according to claim 5, comprising:
the infrared remote control unit sends a first infrared signal to the control unit according to the first size of the module to be tested;
the control unit controls the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act according to the first infrared signal and adjusts the positions of the corresponding first sliding block and/or second sliding block so that the four module bases can place the module to be tested.
9. The infrared remote control detection method according to claim 8, wherein one of the first slider and the second slider is a moving slider, and the other is a moving slider or a static slider, and a first distance sensor and a second distance sensor are further provided on one of the four module bases located on the moving slider;
after the control unit controls the driving mechanism of each linear module unit of the antenna structure of the automatic test fixture to act according to the infrared signal so as to adjust the positions of the corresponding first sliding block and/or second sliding block, so that the four module bases are placed on the module to be tested, the detection method further comprises the following steps:
fixing one corner of the module to be tested on the module base in a diagonal position with the module base provided with the first distance sensor and the second distance sensor in the four module bases;
the infrared remote control unit sends a second infrared signal to the control unit according to the second size of the module to be tested;
and the control unit controls the driving mechanism of each linear module unit of the automatic test fixture to act and adjusts the position of the corresponding first sliding block and/or second sliding block to fix the module to be tested according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the second infrared signal.
10. The infrared remote control detection method according to claim 9, wherein the automatic test fixture further comprises a fixture base structure, the fixture base structure comprises a base plate, a first rotating shaft located on the base plate, a rotating plate located on the base plate and connected through the first rotating shaft, and a first support plate and a second support plate perpendicular to the rotating plate and located at two ends of the rotating plate, respectively, the first support plate is provided with a first turntable, the second support plate is provided with a second turntable, the first turntable and the second turntable are located on the same horizontal line, and the first turntable and the second turntable are fixedly connected with the antenna structure through bolts, respectively;
after the control unit controls the driving mechanism of each linear module unit of the automatic test fixture to act and adjusts the position of the corresponding first slider to fix the module to be tested according to the first distance value sensed by the first distance sensor, the second distance value sensed by the second distance sensor and the second infrared signal, the infrared remote control detection method further comprises the following steps:
the infrared remote control unit sends a third infrared signal to the control unit according to the test angle of the module to be tested;
the control unit respectively controls the first rotating shaft to drive the rotating plate to rotate and controls the first turntable and the second turntable to rotate according to the third infrared signal so as to test the module to be tested.
CN202010311190.4A 2020-04-20 2020-04-20 Automatic test fixture, infrared remote control detection system and infrared remote control detection method Pending CN111562214A (en)

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Application Number Priority Date Filing Date Title
CN202010311190.4A CN111562214A (en) 2020-04-20 2020-04-20 Automatic test fixture, infrared remote control detection system and infrared remote control detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010311190.4A CN111562214A (en) 2020-04-20 2020-04-20 Automatic test fixture, infrared remote control detection system and infrared remote control detection method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816486A (en) * 2020-12-31 2021-05-18 立讯智造(浙江)有限公司 Detection jig
CN113805045A (en) * 2021-11-19 2021-12-17 深圳市众博信发展有限公司 Test equipment of server mainboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816486A (en) * 2020-12-31 2021-05-18 立讯智造(浙江)有限公司 Detection jig
CN113805045A (en) * 2021-11-19 2021-12-17 深圳市众博信发展有限公司 Test equipment of server mainboard

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