CN111123897B - Quick testing arrangement of car ECU - Google Patents
Quick testing arrangement of car ECU Download PDFInfo
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- CN111123897B CN111123897B CN202010057637.XA CN202010057637A CN111123897B CN 111123897 B CN111123897 B CN 111123897B CN 202010057637 A CN202010057637 A CN 202010057637A CN 111123897 B CN111123897 B CN 111123897B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods
Abstract
A quick test device for an automobile ECU comprises a conveying mechanism and a detection bedplate; the detection bedplate is designed into a rectangular structure, and a support mounting base is fixed on the middle position of the bottom side of the detection bedplate through a bolt; the conveying mechanisms are arranged at two positions, the two conveying mechanisms are symmetrically arranged at two sides of the detection bedplate, and supporting legs are supported and arranged at the bottom sides of the two conveying mechanisms; ECU computer sockets are arranged on the surface of the conveying belt of the conveying mechanism in an array manner; and a detection mechanism is rotatably arranged in the middle position of the end surface at the top side of the detection bedplate. This quick testing arrangement of car ECU detects the mechanism that is equipped with by detecting carousel and detection socket and supplementary electronic jar of bounceing and drive belt pulley four bibliographic categories branch and constitute, and detect the carousel and be disc structure design to the upside annular array that detects the carousel is provided with sixteen detection sockets, and this kind of structural design does benefit to and detects a plurality of car ECU computer boards simultaneously, effectively improves detection work efficiency.
Description
Technical Field
The invention relates to the technical field of automobile accessory detection equipment, in particular to a quick test device for an automobile ECU (electronic control unit).
Background
ECU, electronic control unit, also known as "driving computer", "vehicle computer", etc.. The purpose is that the vehicle-specific microcomputer controller; it is composed of microprocessor (CPU), memory (ROM, RAM), input/output interface (I/O), A/D converter (A/D) and large-scale integrated circuit for shaping and driving. The simple expression is that the ECU is the brain of the automobile. The ECU needs to be detected before installation and use, and can be installed on an automobile after the ECU is qualified. The invention which is searched by a patent and has the prior patent number of 201210378247.8 discloses an ECU function testing device, which comprises: the MCU can receive the input ECU port configuration parameters, complete the output signal parameter configuration according to the ECU port configuration parameters, compare the difference between the ECU feedback data and the input ECU port configuration parameters, and return the comparison result to the ECU; the output driving module is connected with the MCU and can amplify and drive the digital signal output by the MCU and then output the amplified digital signal; the load of the oil injector converts an analog signal into a digital signal through the first high-speed digital-to-analog conversion module and outputs the digital signal to the MCU, and the second high-speed digital-to-analog conversion module converts the digital signal into an analog signal and outputs the analog signal to the ECU; the H-bridge load and the high-low side load are connected with the MCU through the voltage matching module, the voltage matching module converts digital signals into TTL levels to be output to the MCU, the display screen and the keyboard are connected with the MCU to serve as display and input equipment, and the power module supplies power for the equipment. Compared with the existing ECU function test equipment, the invention has the advantages of simple structure, low manufacturing cost, small volume and convenient carrying.
The invention with the patent number of 201710607741.X provides an automatic ECU testing method and an automatic ECU testing system, wherein the method comprises the following steps of: the upper computer receives the test data and generates a test case according to the timestamp information in the test data; generating a corresponding control instruction according to the logic information in the test case, and sending the control instruction to the automatic test bench so as to test the ECU; and receiving a test result fed back by the automatic test bench, and generating a test report according to the test data and the test result. The method can automatically generate the test case and the test report, saves the step of manually compiling the test case, can greatly save the test time and cost, and is favorable for large-scale and automatic regression test of the program.
The existing automobile ECU rapid testing device is relatively traditional in structural design, relatively low in detection efficiency and relatively low in detection automation, flow detection operation cannot be realized, a plurality of workers need to be added to carry out simultaneous detection operation, the detection cost is greatly increased, the detection working efficiency is reduced, and the existing detection equipment cannot continuously carry out secondary detection after being unqualified in detection, so that the detection accuracy is slightly low.
Disclosure of Invention
The invention aims to provide a rapid test device for an automobile ECU (electronic control unit), which aims to solve the problems that the structural design provided by the background technology is more traditional, the detection efficiency is slower, the detection automation is lower, the flow detection operation cannot be realized, a plurality of workers are required to be added for simultaneous detection operation, the detection cost is greatly increased, the detection work efficiency is also reduced, and the existing detection equipment cannot continuously perform secondary detection after the detection is unqualified, so that the detection accuracy is slightly low.
The invention relates to a rapid test device for an automobile ECU, which is realized by the following specific technical means:
a rapid test device for an automobile ECU (electronic control Unit), wherein the rapid test device for the automobile ECU comprises a conveying mechanism and a detection bedplate; the detection bedplate is designed into a rectangular structure, and a support mounting base is fixed on the middle position of the bottom side of the detection bedplate through a bolt; the conveying mechanisms are arranged at two positions, the two conveying mechanisms are symmetrically arranged at two sides of the detection bedplate, and supporting legs are supported and arranged at the bottom sides of the two conveying mechanisms; ECU computer sockets are arranged on the surface of the conveying belt of the conveying mechanism in an array manner; the middle position of the top side end face of the detection bedplate is rotatably provided with a detection mechanism, the detection bedplate at the left side, the right side and the rear side of the detection mechanism is also rotatably provided with three mechanical arms, and the lower end heads of the three mechanical arms are provided with belt wheel structures; an NG product storage box is arranged on the detection bedplate of the grabbing mechanism corresponding to the outer side of the rear mechanical arm; the front side position of the top side end face of the detection table plate is further provided with a detection computer, and the grabbing control data of the mechanical arm are controlled by the detection computer.
Further, detection mechanism is by detecting the carousel and detecting socket and supplementary electronic jar of bounceing and drive pulley four bibliographic categories and divide and constitute, and detects the carousel and be the design of disc configuration to the upside annular array that detects the carousel is provided with sixteen detection sockets.
Further, the side wire casing in the detection socket is the same as the automobile line, and two auxiliary upspring electric cylinders are symmetrically arranged on two sides of the slot on the end surface of the top side of the detection socket, and the two auxiliary upspring electric cylinders are synchronous upspring devices.
Furthermore, a transmission belt pulley is arranged on the bottom side of the detection turntable, the transmission belt pulley is fixed on the top side of the driving motor to rotate the main shaft, and the detection turntable is in transmission connection with the driving motor through the transmission belt pulley.
Furthermore, the transmission belt pulley adopts a four-layer belt pulley structure design, the transmission belt pulley is in transmission connection with the bevel gear set and belt pulleys on the bottom sides of the three mechanical arms through a transmission belt, and the sizes of the transmission belt pulley and the belt pulleys on the bottom sides of the bevel gear set and the three mechanical arms are different.
Further, the arm is provided with three altogether, and all the symmetry is provided with two on every arm and snatchs the mechanism, two on the arm of the left and right sides snatch the mechanism and all correspond detection socket and conveying mechanism slot, and two on the arm of rear side snatch the mechanism and correspond detection socket and NG product case.
Furthermore, circuit board parameter monitoring and program burning equipment is arranged on the inner side of the detection computer, sixteen detection data display windows are arranged on the detection computer, and the sixteen detection windows correspond to the detection sockets.
Furthermore, a fixed plate is fixedly connected to the bottom of the inner sides of the front ends of the two conveying mechanisms, a bevel gear set is rotatably arranged on the top side of the fixed plate, a conveying belt transmission shaft is rotatably arranged on the inner side of the front end of each conveying mechanism, and the conveying belt transmission shaft is in transmission connection with a driving motor through the bevel gear set.
Compared with the prior structure, the invention has the following beneficial effects:
(1) Detection mechanism who is equipped with is by detecting the carousel and detecting socket and supplementary electronic jar and the drive belt pulley four bibliographic categories branch constitution of bounceing, and detects the carousel and be disc structure design to the upside ring array that detects the carousel is provided with sixteen detection sockets, and this kind of structural design does benefit to and detects a plurality of car ECU computer boards simultaneously, effectively improves detection achievement efficiency.
(2) The inboard wire casing of detection socket that is equipped with all is the same with the car circuit, and the equal symmetry in the top side terminal surface slot both sides of detection socket is provided with the supplementary electronic jar of bounceing in two places, and this two supplementary electronic jar of bounceing is synchronous bounceing device, so the automobile ECU computer board that easily leads to detecting because of being similar with the automobile socket inserts and closes more tightly, the degree of difficulty is great when extracting outward after the detection is accomplished, if strengthen the power of grabbing of arm, then easily damage automobile ECU computer board, the supplementary electronic jar of bounceing of design can assist when the arm snatchs and jack up automobile ECU computer board, thereby make the arm change and snatch, the design of this structure does benefit to the convenience of taking out that improves the automobile ECU computer board after the detection was accomplished.
(3) The bottom side of the detection turntable is provided with a transmission belt pulley, the transmission belt pulley is fixed on the top side rotating main shaft of the driving motor, the detection turntable is in transmission connection with the driving motor through the transmission belt pulley, the rotation design of the detection turntable can be realized through the driving motor, and therefore the automobile ECU computer board on the detection socket on the detection turntable is controlled to rotate, the operation steps of flow detection operation are realized, and the detection efficiency is improved.
(4) The transmission belt pulley that is equipped with adopts four layers of belt pulley structural design, and the transmission belt pulley is connected with the band pulley transmission of bevel gear group and three arm bottom sides through driving belt, and the band pulley size of transmission belt pulley and bevel gear group and three arm bottom sides is all inequality, this kind of structural design does benefit to and realizes a driving motor alright all transmission of control, thereby reduce detection device's manufacturing cost, and can also reduce cost of maintenance, and the transmission belt pulley that sets up all designs through the volume of advancing that the rotation brought with the band pulley structure of bevel gear group and three arm bottom sides, thereby can make it satisfy this detection device's use.
(5) The arm that is equipped with is provided with three altogether, and all the symmetry is provided with two on every arm and snatchs the mechanism, two on the arm of the left and right sides snatch the mechanism and all correspond detection socket and conveying mechanism slot, and two on the arm of rear side snatch the mechanism and correspond detection socket and NG product case, the design of three arms does benefit to and satisfies places and qualified three kinds of operating performance of taking and NG taking before detecting the automobile ECU computer board that detects, the design that is provided with two on the arm and snatchs the mechanism does benefit to the realization and rotates in step and snatchs the operation, has effectively practiced thrift and has snatched latency, has improved detection efficiency.
(6) The detection computer inboard that is equipped with is provided with circuit board parameter monitoring and program and burns record equipment, and is provided with sixteen detection data display windows on the detection computer, and these sixteen detection windows all correspond with detection socket each other, are favorable to realizing the real-time display operation to the detection data of every detection socket, thereby make the staff observe more clear, and can control snatching of mechanical arm through the data instruction control of every detection window and control, thereby realize high automation and intelligent design.
Drawings
FIG. 1 is a schematic view of a three-dimensional front side structure of the present invention;
FIG. 2 is a schematic diagram of a three-dimensional rear side structure of the present invention;
FIG. 3 is a schematic view of the three-dimensional bottom structure of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic three-dimensional view of the conveyor of the present invention in a removed state;
FIG. 6 is a schematic view of a three-dimensional enlarged partial structure of the conveyor of the present invention in a removed state;
FIG. 7 is a schematic view of a three-dimensional bottom view of the conveyor of the present invention in a removed state;
FIG. 8 is a schematic three-dimensional structure of the detecting mechanism of the present invention;
FIG. 9 is a schematic view of the three-dimensional bottom structure of the detecting mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. supporting the mounting base; 2. supporting legs; 3. a conveying mechanism; 4. a fixing plate; 5. a bevel gear set; 6. a transmission shaft of the conveyer belt; 7. a drive belt; 8. detecting a computer; 9. a fixed delivery socket; 10. a mechanical arm; 11. a detection mechanism; 1101. detecting the turntable; 1102. detecting the socket; 1103. an auxiliary bounce cylinder; 1104. a drive pulley; 12. detecting a platen; 13. NG product storage boxes; 14. the motor is driven.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in figures 1 to 9:
the invention provides a rapid test device for an automobile ECU, which comprises: a conveying mechanism 3 and a detection platen 12; the detection bedplate 12 is designed in a rectangular structure, and a support mounting base 1 is fixed on the middle position of the bottom side of the detection bedplate 12 through a bolt; the conveying mechanisms 3 are provided with two parts, the two conveying mechanisms 3 are symmetrically arranged on two sides of the detection bedplate 12, supporting legs 2 are supported and arranged on the bottom sides of the two conveying mechanisms 3, a fixing plate 4 is fixedly connected and arranged at the bottom of the inner side of the front ends of the two conveying mechanisms 3, a bevel gear set 5 is rotatably arranged on the top side of the fixing plate 4, a conveying belt transmission shaft 6 is rotatably arranged on the inner side of the front end of the conveying mechanism 3, the conveying belt transmission shaft 6 is in transmission connection with a driving motor 14 through the bevel gear set 5, and the design of the bevel gear set 5 is convenient for changing the transverse rotating force of the driving motor 14 into longitudinal rotating force, so that the operation purpose that one driving motor 14 controls the other four rotating parts is better realized, the production cost is effectively saved, and the energy utilization is reduced; ECU computer sockets are arranged on the surface of the conveyor belt of the conveying mechanism 3 in an array manner; the detection mechanism 11 is rotatably installed in the middle of the top end face of the detection platen 12, the detection mechanism 11 is composed of four parts, namely a detection turntable 1101, a detection socket 1102, an auxiliary bounce electric cylinder 1103 and a transmission belt pulley 1104, the detection turntable 1101 is of a disc-shaped structure, sixteen detection sockets 1102 are arranged on an upper side annular array of the detection turntable 1101, the structural design facilitates simultaneous detection of a plurality of automobile ECU computer boards, detection work efficiency is effectively improved, three mechanical arms 10 are also rotatably installed on the detection platen 12 on the left side, the right side and the rear side of the detection mechanism 11, belt pulley structures are arranged on lower side end positions of the three mechanical arms 10, two grabbing mechanisms are symmetrically arranged on each mechanical arm 10, the two grabbing mechanisms on the mechanical arms 10 on the left side and the right side correspond to the detection sockets 1102 and the conveying mechanism 3, the two grabbing mechanisms on the rear side mechanical arm 10 correspond to the detection sockets 1102 and the product storage box 13, the three grabbing mechanisms 10 are designed to facilitate placement, qualified taking and taking of the three operation performances before detection of the detected automobile ECU computer boards, the two grabbing mechanisms on the mechanical arms 10 are designed to facilitate realization of synchronous rotation operation, and effective detection time is improved; a NG product storage box 13 is arranged on the detection bedplate 12 of the grabbing mechanism corresponding to the outer side of the rear mechanical arm 10; still be provided with a detection computer 8 on the terminal surface front side position of detection platen 12 top side, it is provided with circuit board parameter monitoring and procedure burning equipment to detect computer 8 inboard, and be provided with sixteen detection data display windows on the detection computer 8, and these sixteen detection windows all correspond with detection socket 1102 each other, be convenient for realize the real-time display operation to every detection socket 1102's detection data, thereby make the staff observe more clear, and can control snatching of arm 10 through every detection window's data instruction and control, thereby realize high automation and intelligent design, and arm 10 snatchs control data and all controls through detecting computer 8.
Wherein, the inboard wire casing of detection socket 1102 all is the same with the car circuit, and the equal symmetry in top side terminal surface slot both sides of detection socket 1102 is provided with two supplementary electronic jar 1103 of bounceing, and this two supplementary electronic jar 1103 of bounceing are synchronous bounceing device, so the car ECU computer board that easily leads to detecting because of being similar with the car socket inserts and closes tighter, the degree of difficulty is great after the detection is accomplished to outer extraction, if strengthen the power of grabbing of arm 10, then very easily damage car ECU computer board, the supplementary electronic jar 1103 of bounceing of design can assist when arm 10 snatchs and jack up car ECU computer board, thereby make arm 10 more easily snatch, the design of this structure is convenient for improve the convenience of taking out to the car ECU computer board after the detection is accomplished.
The bottom side of the detection turntable 1101 is provided with a transmission belt pulley 1104, the transmission belt pulley 1104 is fixed on a top rotating main shaft of the driving motor 14, the detection turntable 1101 is in transmission connection with the driving motor 14 through the transmission belt pulley 1104, so that the rotation design of the detection turntable 1101 is realized through the driving motor 14, an automobile ECU computer board on a detection socket 1102 on the detection turntable 1101 is controlled to rotate, the operation steps of flow detection operation are realized, and the detection efficiency is improved.
Wherein, the driving pulley 1104 adopts the design of four-layer belt wheel structure, and the driving pulley 1104 is connected with the pulley transmission of bevel gear set 5 and three positions of bottom side of mechanical arm 10 through driving belt 7, and the size of the driving pulley 1104 is different with the pulley transmission of bevel gear set 5 and three positions of bottom side of mechanical arm 10, this kind of structural design is convenient for realize that a drive motor 14 alright control all transmission, thereby reduce detection device's manufacturing cost, and can also reduce cost of maintenance, and the driving pulley 1104 that sets up all designs through the amount of advancing that the rotation brought with the pulley structure of bevel gear set 5 and three positions of bottom side of mechanical arm 10, thereby can make it satisfy this detection device's use.
The specific use mode and function of the embodiment are as follows:
when the automobile ECU rapid testing device is used, firstly, the device is designed on an automobile ECU computer board production line, a finished automobile ECU computer board is inserted and placed in a slot on the upper side of a conveying mechanism 3 through manpower or corresponding automatic equipment, then the automobile ECU computer board is conveyed forwards through the conveying mechanism 3, then a grabbing mechanism on a first mechanical arm 10 is used for grabbing and inserting the automobile ECU computer board on the upper side and placing the automobile ECU computer board on the inner side of a detection socket 1102 arranged on the upper side of a detection mechanism 11, then the detection computer 8 is used for detection, a circuit board parameter monitoring and program burning device is arranged on the inner side of the detection computer 8, comprehensive detection can be achieved on the automobile ECU computer board, the accuracy of data detection is improved, detected data are displayed in real time through a display window on the detection computer 8, when the automobile ECU is detected to be qualified, the mechanical arm 10 on the second mechanical arm 10 is taken down and placed on the conveying mechanism 3 on the other side and is conveyed to the next procedure, products which are unqualified are displayed, when the automobile ECU is detected to be qualified, the ECU is taken down by the mechanical arm 10 of a mechanical arm 10, the mechanical arm, the belt wheel is further used for controlling the size of the automobile ECU driving device, and the size of the automobile ECU, and the detection of the automobile ECU is further reduced by a belt wheel driving motor driving control device, and the size of the detection of the automobile ECU, so as to be detected, whether the size of the belt wheel driving device, and the belt wheel driving cost of the belt wheel driving device is greatly reduced by a belt wheel driving device, and the belt wheel driving device for driving control device for controlling the detection of the automobile ECU, wherein the detection of the belt wheel driving device for detecting.
In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for some of the features thereof, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a quick testing arrangement of car ECU which characterized in that: comprises a conveying mechanism (3) and a detection bedplate (12); the detection bedplate (12) is designed to be a rectangular structure, and a support mounting base (1) is fixed on the middle position of the bottom side of the detection bedplate (12) through a bolt; the conveying mechanisms (3) are arranged at two positions, the two conveying mechanisms (3) are symmetrically arranged at two sides of the detection bedplate (12), and the bottom sides of the two conveying mechanisms (3) are respectively provided with a supporting leg (2) in a supporting manner; ECU computer sockets are arranged on the surface of the conveying belt of the conveying mechanism (3) in an array manner; a detection mechanism (11) is rotatably mounted in the middle of the top end face of the detection bedplate (12), three mechanical arms (10) are also rotatably mounted on the detection bedplate (12) on the left side, the right side and the rear side of the detection mechanism (11), and belt wheel structures are arranged at the lower end positions of the three mechanical arms (10); a NG product storage box (13) is arranged on the detection bedplate (12) of the grabbing mechanism corresponding to the outer side of the rear mechanical arm (10); a detection computer (8) is further arranged at the position of the front side of the end face of the top side of the detection bedplate (12), and the grabbing control data of the mechanical arm (10) are controlled by the detection computer (8);
the detection mechanism (11) is composed of four parts, namely a detection turntable (1101), a detection socket (1102), an auxiliary bounce electric cylinder (1103) and a transmission belt pulley (1104), the detection turntable (1101) is designed in a disc-shaped structure, and sixteen detection sockets (1102) are arranged on the upper side of the detection turntable (1101) in an annular array;
the inner side wire grooves of the detection socket (1102) are the same as the automobile line, two auxiliary bouncing electric cylinders (1103) are symmetrically arranged on two sides of the slot on the top end face of the detection socket (1102), and the two auxiliary bouncing electric cylinders (1103) are synchronous bouncing devices;
a transmission belt pulley (1104) is arranged on the bottom side of the detection turntable (1101), the transmission belt pulley (1104) is fixed on a top side rotating main shaft of the driving motor (14), and the detection turntable (1101) is in transmission connection with the driving motor (14) through the transmission belt pulley (1104);
the transmission belt pulley (1104) is designed by adopting a four-layer belt pulley structure, the transmission belt pulley (1104) is in transmission connection with the bevel gear set (5) and belt pulleys on the bottom sides of the three mechanical arms (10) through a transmission belt (7), and the sizes of the transmission belt pulley (1104) and the belt pulleys on the bottom sides of the bevel gear set (5) and the three mechanical arms (10) are different.
2. The rapid test device for the automobile ECU according to claim 1, characterized in that: arm (10) are provided with three altogether, and all the symmetry is provided with two on every arm (10) and snatchs the mechanism, two on the left and right sides arm (10) snatch the mechanism and all correspond detection socket (1102) and conveying mechanism (3) slot, and two on rear side arm (10) snatch the mechanism and correspond detection socket (1102) and NG product case (13).
3. The automotive ECU rapid test apparatus according to claim 1, characterized in that: circuit board parameter monitoring and program burning equipment is arranged on the inner side of the detection computer (8), sixteen detection data display windows are arranged on the detection computer (8), and the sixteen detection windows correspond to the detection sockets (1102) mutually.
4. The rapid test device for the automobile ECU according to claim 1, characterized in that: the bottom of the inner side of the front ends of the two conveying mechanisms (3) is fixedly connected with a fixing plate (4), the top side of the fixing plate (4) is rotatably provided with a bevel gear set (5), the inner side of the front end of each conveying mechanism (3) is further rotatably provided with a conveying belt transmission shaft (6), and the conveying belt transmission shaft (6) is in transmission connection with a driving motor (14) through the bevel gear set (5).
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| CN202010057637.XA CN111123897B (en) | 2020-01-19 | 2020-01-19 | Quick testing arrangement of car ECU |
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| CN202010057637.XA CN111123897B (en) | 2020-01-19 | 2020-01-19 | Quick testing arrangement of car ECU |
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| CN112578767A (en) * | 2020-12-03 | 2021-03-30 | 斯比泰电子（嘉兴）有限公司 | Quick check out test set of electronic tail-gate control unit of car |
| CN115825618B (en) * | 2022-11-15 | 2023-06-27 | 斯比泰电子（嘉兴）有限公司 | Special carousel test instrument of automotive electronics |
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| CN207488819U (en) * | 2017-11-27 | 2018-06-12 | 苏州市德智电子有限公司 | A kind of ageing testing function device for automobile ECU controller |
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| CN102698969A (en) * | 2012-05-29 | 2012-10-03 | 格兰达技术（深圳）有限公司 | Automatic testing and sorting machine for integrated circuit IC chip |
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| CN207488819U (en) * | 2017-11-27 | 2018-06-12 | 苏州市德智电子有限公司 | A kind of ageing testing function device for automobile ECU controller |
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