CN110441624B - System and method for testing quality of Bluetooth module - Google Patents

System and method for testing quality of Bluetooth module Download PDF

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Publication number
CN110441624B
CN110441624B CN201910610525.XA CN201910610525A CN110441624B CN 110441624 B CN110441624 B CN 110441624B CN 201910610525 A CN201910610525 A CN 201910610525A CN 110441624 B CN110441624 B CN 110441624B
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bluetooth module
module
test
quality
testing
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CN110441624A (en
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郝建华
李会斌
李子考
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SHENZHEN CHUANGYIZHE TECHNOLOGY CO.,LTD.
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Shenzhen Chuangyizhe Technology Co ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
    • G01R31/281—Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing
    • G01R31/2815—Functional tests, e.g. boundary scans, using the normal I/O contacts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
    • G01R31/281—Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing
    • G01R31/2817—Environmental-, stress-, or burn-in tests

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Engineering & Computer Science (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a system and a method for testing the quality of a Bluetooth module, wherein the system for testing the quality of the Bluetooth module comprises a testing module, an adjusting module and a detecting module, wherein the adjusting module is used for adjusting and changing the adjustment of the Bluetooth module during the quality test, measuring the Bluetooth module under different conditions and judging the quality of the Bluetooth module.

Description

System and method for testing quality of Bluetooth module
Technical Field
The invention relates to the technical field of Bluetooth modules, in particular to a system and a method for testing the quality of a Bluetooth module.
Background
The Bluetooth module is a PCBA board integrated with Bluetooth function, is used for short-distance wireless communication, and is divided into a Bluetooth data module and a Bluetooth voice module according to functions. The bluetooth module is a chip basic circuit set integrated with bluetooth function, is used for wireless network communication, and can be roughly divided into three types: a data transmission module remote control module and the like. The modules have the property of semi-finished products, and are processed on the basis of chips so as to make subsequent application simpler.
After the bluetooth module production is accomplished, need test the quality of bluetooth module, otherwise after the bluetooth module is installed the cell-phone, electronic equipment such as computer and flat board, can lead to electronic equipment's bluetooth function unable to use when breaking down, current bluetooth module quality test system is when using, only test the quality of bluetooth module under normal condition, do not test the quality of bluetooth module under high temperature, high pressure and striking condition, when electronic equipment is at high temperature, high pressure or when striking, probably lead to the use of bluetooth module to receive the influence, so, people need a system and method for bluetooth module quality test urgently to solve above-mentioned problem.
Disclosure of Invention
The present invention is directed to a system and method for testing quality of a bluetooth module, so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the system for testing the quality of the Bluetooth module comprises a testing module, an adjusting module and a detecting module;
the adjusting module and the detecting module are both electrically connected with the testing module;
the test module is used for detecting the quality of the Bluetooth module and judging whether the Bluetooth module meets the qualified standard, the adjusting module is used for adjusting and changing the conditions of the Bluetooth module during quality test, testing the Bluetooth module under different conditions and judging the quality of the Bluetooth module, and the detection module is used for detecting data under different conditions.
According to the technical scheme, the test module comprises an upper computer, test firmware, a test station, a preset signal, an analysis submodule and a display submodule;
the upper computer is electrically connected with the Bluetooth module, the analysis submodule is electrically connected with the Bluetooth module, and the analysis submodule is electrically connected with the display submodule;
the upper computer is used for burning the test firmware into the Bluetooth module to be tested, the test station is used for positioning and fixing the Bluetooth module to be tested, detecting each pin welding spot of the Bluetooth module, the preset signal is a signal input through a Bluetooth module access port, the Bluetooth module is converted into a Bluetooth wireless signal by the Bluetooth module, the analysis submodule is a PLC (programmable logic controller) controller and is used for testing and controlling the whole system, the analysis submodule is used for analyzing and comparing the preset signal input into the Bluetooth module and the signal transmitted from the Bluetooth module, the matching degree of the front and rear groups of preset signals is judged, the quality of the Bluetooth module is judged, the display submodule is a display screen, and the display screen is used for displaying the signal matching percentage of the Bluetooth module to be analyzed and received and transmitted by the analysis submodule.
According to the technical scheme, the adjusting module comprises a heating pipe, an impact submodule, a booster pump and a counter;
the heating pipe and the booster pump are both electrically connected with a power supply, and the counter is electrically connected with the analysis submodule;
the heating pipe is used for changing the temperature of test station for the in service behavior of test bluetooth module under different temperature environment, judges the high quality of bluetooth module and hangs down, the striking submodule piece is used for the bluetooth module to provide certain impact for the in service behavior of test bluetooth module under the impact effect, judges the high quality of bluetooth module and hangs down, the booster pump is used for increasing the atmospheric pressure of test station, is used for testing the in service behavior of bluetooth module under different atmospheric pressure environment, judges the high quality of bluetooth module and hangs down, the counter is used for measuring the regulation number of times of heating pipe, striking submodule piece and booster pump, records the test number of times of bluetooth module.
According to the technical scheme, the impact submodule comprises an air pressure system, an impact air cylinder and a rubber plate;
atmospheric system is used for controlling the striking cylinder and strikes the fixed bluetooth module of test station for adjust and control the striking dynamics of striking cylinder, the rubber slab is used for contacting and striking between the bluetooth module, does not have the buffer force effect when avoiding the striking and leads to bluetooth module direct damage.
According to the technical scheme, the detection module comprises a temperature sensor, a pressure sensor and a barometer;
the output ends of the temperature sensor, the pressure sensor and the barometer are electrically connected with the input end of the PLC;
the temperature sensor is used for measuring the temperature value of heating pipe heating to with measured data transmission to the PLC controller, the PLC controller shows measured data through the display screen, pressure sensor is used for detecting the striking dynamics of striking submodule piece to with measured data transmission to the PLC controller, the PLC controller shows measured data through the display screen, the barometer is used for measuring the atmospheric pressure of test station, and with measured data transmission to the PLC controller, the PLC controller shows measured data through the display screen.
The method for testing the quality of the Bluetooth module further comprises the following steps:
s1, burning the test firmware into the Bluetooth module to be tested by using the upper computer;
s2, fixing the Bluetooth module burnt with the test firmware on a test station;
s3, writing and presetting signals into the Bluetooth module, and receiving the signals transmitted by the Bluetooth module by using the test equipment;
s4, analyzing and comparing the signals received and transmitted by the Bluetooth module by using the analysis submodule;
s5, recording and displaying the matching percentage of the received and transmitted signals;
s6, changing variables such as temperature, air pressure and impact strength, and performing quality test on the Bluetooth module again;
and S7, recording and analyzing the test results under each variable condition, and judging whether the quality of the Bluetooth module is qualified.
According to the technical scheme, in the steps S1-S5, after the Bluetooth module to be tested with the burning test firmware is fixed on a test station, a preset signal is written into the Bluetooth module to be tested through an SPI (serial peripheral interface), the written preset signal is transmitted in a Bluetooth wireless signal form through the processing of the Bluetooth module, the signal transmitted by the Bluetooth module to be tested is received by using test equipment, the received signal is transmitted to an analysis submodule, the analysis submodule analyzes and compares the preset signal written into the Bluetooth module to be tested and the signal transmitted by the Bluetooth module to be tested, and the percentage of the analyzed signal is displayed through a display screen;
setting the matching percentage after analysis of the analysis submodule as a;
when a is larger than or equal to X%, the Bluetooth module is qualified;
and when a is less than X%, the quality of the Bluetooth module is unqualified.
According to the above technical solution, in the steps S6-S7, the step S6 further includes the steps of:
a1, raising the temperature of a testing station by using a heating pipe, measuring the temperature value by using a temperature sensor, and recording and displaying the temperature;
a2, analyzing and comparing signals received and transmitted by the Bluetooth module by using the analysis submodule;
a3, increasing the air pressure of the test station by using a booster pump, measuring the air pressure value by using an air pressure meter, recording and displaying the air pressure, and repeating the step A2;
a4, utilize striking cylinder striking bluetooth module, utilize pressure sensor to measure the striking dynamics to record and show the dynamics, repeat step A2.
According to the technical scheme, the heating temperature of the heating pipe is set to be T, the air pressure increased by the booster pump is set to be Y, the impact force of the impact submodule is set to be Z, and the analysis contrast matching percentage of the analysis submodule in a specified environment is set to be a;
when T is more than or equal to 55 ℃, a is more than or equal to 90 percent, which indicates that the quality test of the Bluetooth module is qualified;
when T is more than or equal to 55 ℃, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified;
when Y is larger than or equal to 1.5Pa, a is larger than or equal to 90 percent, and the quality test of the Bluetooth module is qualified;
when Y is more than or equal to 1.5Pa, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified;
when the Z is more than or equal to 30N, a is more than or equal to 90 percent, which indicates that the quality test of the Bluetooth module is qualified;
when the Z is more than or equal to 30N, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified.
Compared with the prior art, the invention has the beneficial effects that: the display submodule is arranged and can be used for displaying the high quality of the Bluetooth module after testing more intuitively and classifying the Bluetooth module according to the display data, so that the test data of the Bluetooth module is more intuitive, the Bluetooth module which causes defective products due to errors in judgment during testing is prevented from appearing on the market, the temperature, the impact force and the air pressure of a testing station can be adjusted and changed by using the heating pipe, the impact submodule and the booster pump, the quality testing condition of the Bluetooth module is continuously changed, so that a plurality of data of the Bluetooth module can be detected, the test data of the Bluetooth module is more comprehensive and authoritative, the normal use of the Bluetooth module under severe environment is ensured, the impact force of the impact cylinder is buffered by using the rubber plate, and the impact cylinder is prevented from impacting the Bluetooth module, the too big bluetooth module that leads to of striking dynamics in the twinkling of an eye damages, can reduce the spoilage of bluetooth module in the test procedure effectively.
Drawings
FIG. 1 is a block diagram of a system for testing the quality of a Bluetooth module according to the present invention;
FIG. 2 is a schematic diagram of a testing process of the system for testing the quality of the Bluetooth module according to the present invention;
FIG. 3 is a schematic diagram illustrating the steps of the method for testing the quality of a Bluetooth module according to the present invention;
fig. 4 is a schematic diagram of the step S6 of the method for testing the quality of the bluetooth module according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-2, the present invention provides a technical solution for a system for testing the quality of a bluetooth module, where the system for testing the quality of a bluetooth module includes a testing module, an adjusting module, and a detecting module;
the adjusting module and the detecting module are electrically connected with the testing module;
a test module: the quality detection module is used for detecting the quality of the Bluetooth module and judging whether the Bluetooth module meets the qualified standard;
an adjusting module: the Bluetooth module quality testing system is used for adjusting and changing conditions of the Bluetooth module during quality testing, testing the Bluetooth module under different conditions and judging the quality of the Bluetooth module;
a detection module: the method is used for detecting data under different conditions.
The test module comprises an upper computer, test firmware, a test station, a preset signal, an analysis submodule and a display submodule;
the upper computer is electrically connected with the Bluetooth module, the analysis submodule is electrically connected with the Bluetooth module, and the analysis submodule is electrically connected with the display submodule;
an upper computer: the test station is used for positioning and fixing the Bluetooth module to be tested and detecting each pin welding spot of the Bluetooth module;
the predetermined signal: the signal of logging in through bluetooth module access mouth utilizes bluetooth module to change it into bluetooth radio signal:
an analysis submodule: the PLC controller is used for testing and controlling the whole system;
an analysis submodule: the Bluetooth module is used for analyzing and comparing the preset signals recorded into the Bluetooth module and the signals transmitted from the Bluetooth module, judging the matching degree of the front and rear groups of preset signals and judging the high quality and the low quality of the Bluetooth module;
a display submodule: the display screen is used for displaying the matching percentage of the signals received and transmitted by the Bluetooth module analyzed by the analysis submodule.
The adjusting module comprises a heating pipe, an impact submodule, a booster pump and a counter;
the heating pipe and the booster pump are both electrically connected with the power supply, and the counter is electrically connected with the analysis submodule;
heating a pipe: the temperature testing device is used for changing the temperature of the testing station, testing the use condition of the Bluetooth module in different temperature environments and judging the quality of the Bluetooth module;
an impact submodule: the impact force testing device is used for providing a certain impact force for the Bluetooth module, testing the use condition of the Bluetooth module under the action of the impact force and judging the quality of the Bluetooth module;
a booster pump: the device is used for increasing the air pressure of the test station, testing the use condition of the Bluetooth module in different air pressure environments and judging the quality of the Bluetooth module;
a counter: and the regulating times of the heating pipe, the impact submodule and the booster pump are measured, and the testing times of the Bluetooth module are recorded.
The impact sub-module comprises an air pressure system, an impact cylinder and a rubber plate;
a pneumatic system: the Bluetooth module is used for controlling the impact cylinder to impact the Bluetooth module fixed on the test station and adjusting and controlling the impact force of the impact cylinder;
rubber plate: the buffer force is used for preventing the Bluetooth module from being directly damaged due to the fact that the Bluetooth module is not in contact with the Bluetooth module and is not impacted.
The detection module comprises a temperature sensor, a pressure sensor and a barometer;
the output ends of the temperature sensor, the pressure sensor and the barometer are electrically connected with the input end of the PLC;
a temperature sensor: the PLC is used for measuring the temperature value heated by the heating pipe and transmitting the measured data to the PLC, and the PLC displays the measured data through the display screen;
a pressure sensor: the PLC is used for detecting the impact force of the impact submodule and transmitting the measured data to the PLC, and the PLC displays the measured data through the display screen;
a barometer: the PLC is used for measuring the air pressure of the test station and transmitting the measured data to the PLC, and the PLC displays the measured data through the display screen.
As shown in fig. 3-4, the method for testing the quality of the bluetooth module further comprises the following steps:
s1, burning the test firmware into the Bluetooth module to be tested by using the upper computer;
s2, fixing the Bluetooth module burnt with the test firmware on a test station;
s3, writing and presetting signals into the Bluetooth module, and receiving the signals transmitted by the Bluetooth module by using the test equipment;
s4, analyzing and comparing the signals received and transmitted by the Bluetooth module by using the analysis submodule;
s5, recording and displaying the matching percentage of the received and transmitted signals;
s6, changing variables such as temperature, air pressure and impact strength, and performing quality test on the Bluetooth module again;
and S7, recording and analyzing the test results under each variable condition, and judging whether the quality of the Bluetooth module is qualified.
According to the technical scheme, in the steps S1-S5, after the Bluetooth module to be tested with the burning test firmware is fixed on a test station, a preset signal is written into the Bluetooth module to be tested through an SPI (serial peripheral interface), the preset signal is processed by the Bluetooth module, the written preset signal is transmitted in a Bluetooth wireless signal mode, the signal transmitted by the Bluetooth module to be tested is received by using test equipment, the received signal is transmitted to an analysis submodule, the analysis submodule analyzes and compares the preset signal written into the Bluetooth module to be tested and the signal transmitted by the Bluetooth module to be tested, and the percentage of the compared signal is displayed by the analysis submodule through a display screen;
setting the matching percentage after analysis of the analysis submodule as a;
when a is larger than or equal to X%, the Bluetooth module is qualified;
and when a is less than X%, the quality of the Bluetooth module is unqualified.
According to the above technical solution, in steps S6-S7, step S6 further includes the steps of:
a1, raising the temperature of a testing station by using a heating pipe, measuring the temperature value by using a temperature sensor, and recording and displaying the temperature;
a2, analyzing and comparing signals received and transmitted by the Bluetooth module by using the analysis submodule;
a3, increasing the air pressure of the test station by using a booster pump, measuring the air pressure value by using an air pressure meter, recording and displaying the air pressure, and repeating the step A2;
a4, utilize striking cylinder striking bluetooth module, utilize pressure sensor to measure the striking dynamics to record and show the dynamics, repeat step A2.
According to the technical scheme, the heating temperature of the heating pipe is set to be T, the air pressure increased by the booster pump is set to be Y, the impact force of the impact submodule is set to be Z, and the analysis contrast matching percentage of the analysis submodule in a specified environment is set to be a;
when T is more than or equal to 55 ℃, a is more than or equal to 90 percent, which indicates that the quality test of the Bluetooth module is qualified;
when T is more than or equal to 55 ℃, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified;
when Y is larger than or equal to 1.5Pa, a is larger than or equal to 90 percent, and the quality test of the Bluetooth module is qualified;
when Y is more than or equal to 1.5Pa, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified;
when the Z is more than or equal to 30N, a is more than or equal to 90 percent, which indicates that the quality test of the Bluetooth module is qualified;
when the Z is more than or equal to 30N, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified.
The first embodiment is as follows: the limiting conditions are as follows: setting the percentage of the received preset signal and the transmitted preset signal of the qualified to-be-tested Bluetooth module to be X =90%, and setting the comparison percentage of the received preset signal and the transmitted preset signal of the to-be-tested Bluetooth module to be a =98.12% under the conditions of normal temperature, normal pressure and no impact of the to-be-tested Bluetooth module;
a =98.12% > X =90%, indicating that the bluetooth module to be tested is a qualified bluetooth module.
Example two: defining the regulation: setting the percentage of the received preset signal to the transmitted preset signal of the qualified Bluetooth module to be tested as X =90%, and setting the comparison percentage of the received preset signal to the transmitted preset signal of the Bluetooth module to be tested as a =92.35%, a =88.24% and a =91.12% respectively under the conditions that the temperature T =60 ℃, the air pressure Y =1.65Pa and the impact strength Z =35N respectively;
t =60 ℃ is not less than 55 ℃, a =92.35% is not less than X =90%, and the quality test of the Bluetooth module is qualified;
y =1.65Pa is more than or equal to 1.5Pa, a =88.24% < X =90%, which indicates that the quality test of the Bluetooth module is unqualified;
z =35N ≧ 30N, a =91.12% ≧ X =90%, represent the quality test of bluetooth module and pass.
Example three: defining the regulation: setting the percentage of the receiving preset signal to the transmitting preset signal of the qualified Bluetooth module to be tested as X =90%, and setting the comparison percentage of the receiving preset signal to the transmitting preset signal of the Bluetooth module to be tested as a =90.65% under the conditions of temperature T =55 ℃, air pressure Y =1.5Pa and impact strength Z = 30N;
t =55 ℃ or higher, Y =1.5Pa or higher and 1.5Pa or higher, Z =30N or higher and 30N, a =90.65% or higher and X =90%, and the test result of the Bluetooth module is qualified.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The system for testing the quality of the Bluetooth module is characterized by comprising a testing module, an adjusting module and a detecting module;
the adjusting module and the detecting module are both electrically connected with the testing module;
the test module is used for detecting the quality of the Bluetooth module and judging whether the Bluetooth module meets the qualified standard or not, the adjusting module is used for adjusting and changing the conditions of the Bluetooth module during quality test, testing the Bluetooth module under different conditions and judging the quality of the Bluetooth module, and the detection module is used for detecting data under different conditions;
the test module comprises an upper computer, a test firmware, a test station, a preset signal, an analysis submodule and a display submodule;
the upper computer is electrically connected with the Bluetooth module, the analysis submodule is electrically connected with the Bluetooth module, and the analysis submodule is electrically connected with the display submodule;
the upper computer is used for burning a test firmware into the Bluetooth module to be tested, the test station is used for positioning and fixing the Bluetooth module to be tested and detecting each pin welding spot of the Bluetooth module, the preset signal is a signal input through an access port of the Bluetooth module and is converted into a Bluetooth wireless signal by using the Bluetooth module, the analysis submodule is a PLC (programmable logic controller) and is used for testing and controlling the whole system, the analysis submodule is used for analyzing and comparing the preset signal input into the Bluetooth module and a signal transmitted from the Bluetooth module, judging the matching degree of the front group of signals and the rear group of signals and judging the quality of the Bluetooth module, the display submodule is a display screen, and the display screen is used for displaying the matching percentage of the signals received and transmitted by the Bluetooth module analyzed by the analysis submodule;
the adjusting module comprises a heating pipe, an impact submodule, a booster pump and a counter;
the heating pipe and the booster pump are both electrically connected with a power supply, and the counter is electrically connected with the analysis submodule;
the heating pipe is used for changing the temperature of a testing station, testing the use condition of the Bluetooth module in different temperature environments, judging the quality of the Bluetooth module, the impact submodule is used for providing a certain impact force for the Bluetooth module, testing the use condition of the Bluetooth module under the action of the impact force, judging the quality of the Bluetooth module, the booster pump is used for increasing the air pressure of the testing station, testing the use condition of the Bluetooth module in different air pressure environments, judging the quality of the Bluetooth module, and the counter is used for metering the adjusting times of the heating pipe, the impact submodule and the booster pump and recording the testing times of the Bluetooth module;
the impact sub-module comprises an air pressure system, an impact air cylinder and a rubber plate;
the pneumatic system is used for controlling the striking cylinder to strike the Bluetooth module fixed on the test station, and is used for adjusting and controlling the striking force of the striking cylinder, and the rubber plate is used for contacting and striking between the striking cylinder and the Bluetooth module.
2. The system for quality testing of bluetooth modules according to claim 1, wherein the detection module comprises a temperature sensor, a pressure sensor and a barometer;
the output ends of the temperature sensor, the pressure sensor and the barometer are electrically connected with the input end of the PLC;
the temperature sensor is used for measuring the temperature value of heating pipe heating to with measured data transmission to the PLC controller, the PLC controller shows measured data through the display screen, pressure sensor is used for detecting the striking dynamics of striking submodule piece to with measured data transmission to the PLC controller, the PLC controller shows measured data through the display screen, the barometer is used for measuring the atmospheric pressure of test station, and with measured data transmission to the PLC controller, the PLC controller shows measured data through the display screen.
3. A method for testing the system for bluetooth module quality testing according to claim 1, further comprising the steps of:
s1, burning the test firmware into the Bluetooth module to be tested by using the upper computer;
s2, fixing the Bluetooth module burnt with the test firmware on a test station;
s3, writing a preset signal into the Bluetooth module, and receiving the signal transmitted by the Bluetooth module by using test equipment;
s4, analyzing and comparing the signals received and transmitted by the Bluetooth module by using the analysis submodule;
s5, recording and displaying the matching percentage of the received and transmitted signals;
s6, changing the temperature, the air pressure and the impact strength variable to perform quality test on the Bluetooth module again;
s7, recording and analyzing the test results under each variable condition, and judging whether the quality of the Bluetooth module is qualified;
in the steps S1-S5, after the bluetooth module to be tested with the burning test firmware is fixed on the test station, a predetermined signal is written into the bluetooth module to be tested through the SPI interface, the written predetermined signal is transmitted in the form of a bluetooth wireless signal through the processing of the bluetooth module, the signal transmitted by the bluetooth module to be tested is received by the test equipment, the received signal is transmitted to the analysis submodule, the analysis submodule analyzes and compares the predetermined signal written into the bluetooth module to be tested and the signal transmitted by the bluetooth module to be tested, and the analysis submodule displays the percentage after comparison through the display screen;
setting the matching percentage after analysis of the analysis submodule as a;
when a is larger than or equal to X%, the Bluetooth module is qualified;
and when the a is less than X%, the quality of the Bluetooth module is unqualified, and the X% represents the set percentage threshold value of the qualified Bluetooth module.
4. The method for testing a system for bluetooth module quality test according to claim 3, wherein in the steps S6-S7, the step S6 further comprises the steps of:
a1, raising the temperature of a testing station by using a heating pipe, measuring the temperature value by using a temperature sensor, and recording and displaying the temperature;
a2, analyzing and comparing signals received and transmitted by the Bluetooth module by using the analysis submodule;
a3, increasing the air pressure of the test station by using a booster pump, measuring the air pressure value by using an air pressure meter, recording and displaying the air pressure, and repeating the step A2;
a4, utilize striking cylinder striking bluetooth module, utilize pressure sensor to measure the striking dynamics to record and show the dynamics, repeat step A2.
5. The testing method of the system for testing the quality of the Bluetooth module according to claim 4, wherein the heating temperature of the heating pipe is set as T, the increased air pressure of the booster pump is set as Y, the impact force of the impact submodule is set as Z, and the analysis contrast matching percentage of the analysis submodule in a specified environment is set as a;
when T is more than or equal to 55 ℃, a is more than or equal to 90 percent, which indicates that the quality test of the Bluetooth module is qualified;
when T is more than or equal to 55 ℃, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified;
when Y is larger than or equal to 1.5Pa, a is larger than or equal to 90 percent, and the quality test of the Bluetooth module is qualified;
when Y is more than or equal to 1.5Pa, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified;
when the Z is more than or equal to 30N, a is more than or equal to 90 percent, which indicates that the quality test of the Bluetooth module is qualified;
when the Z is more than or equal to 30N, a is less than 90 percent, which indicates that the quality test of the Bluetooth module is unqualified.
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