61 results about "Continuity test" patented technology

The invention relates to the technical field of wire harness detection, and particularly discloses a new energy automobile wire harness conduction test system, which is used for solving the problems of low detection precision and poor abnormity identification and data tracing capabilities in a complex structure wire harness and an extreme abnormal state in the prior art. The system comprises a data acquisition module for multi-group constant current excitation and high-resolution acquisition based on a four-line method, a dynamic anomaly analysis module with sliding window processing and adaptive threshold discrimination capabilities, and a level-to-level management module for automatic multi-layer grouping according to parameterized feature tags, through high-frequency multi-round synchronous detection, trend change modeling and grouped closed-loop parameter adjustment, high-precision detection, whole-process intelligent recheck and whole-process dynamic traceability of the multi-loop conduction state and multi-type abnormity of the new energy automobile wire harness are realized; and the safety and the detection management level of the wire harness system are effectively improved.

The utility model discloses an automobile lamp wire harness conduction test tool, which comprises an engineering substrate and a flat cable assembly, the flat cable assembly comprises a fixed plugging block arranged on the surface of the engineering substrate, a clamping groove with two open ends is arranged in the fixed plugging block, and an automobile lamp wire harness is plugged in the clamping groove in the fixed plugging block through the openings at the two ends. And a locking block for preventing the outer sheath of the automobile lamp wire harness from falling off is arranged on the fixed insertion block. One-to-one corresponding spring probe fixing point positions are designed in the fixed plugging block according to terminals in a wire harness sheath, so that each to-be-tested point position of the wire harness can independently correspond, and a locking block is designed on the fixed plugging module, so that the wire harness sheath is prevented from being pulled out of the fixed plugging block when being pulled by external force along with a wire during testing, and the wire harness sheath is prevented from being damaged. And the locking block and the fixed plugging block are fixed through a self-tapping screw, so that the conduction test operation of the lamp wire harness can be carried out more quickly, effectively, accurately, comprehensively and smoothly.

The invention relates to the technical field of locomotive line detection, in particular to a line detection system and device for a locomotive main transformer, and the system comprises a transformer which comprises an input side and an output side, the input side is used for being connected with a power supply, the output side comprises an end a and an end n, the end a is used for being connected with the end A of the main transformer, and the end n is used for being connected with the end X of the main transformer; the end a is connected with an over-current relay; the input side is connected with a conduction test loop, an operation test loop and an overload test loop; the conduction test loop is used for testing the conduction states of the main transformer, the a end and the n end; the operation test loop is used for carrying out power supply detection on the main transformer; when the transformer is in overload operation, the overcurrent relay drives the overload test loop to be conducted; therefore, through the arrangement of the conduction test loop, the operation test loop and the overload test loop, the conduction state, the power supply condition and the overload condition of the main transformer line can be rapidly detected, and cumbersome connection and disconnection operation is not needed.

Efficient continuity testing for instruments connected to a mass interconnect. Digital input and output capabilities may be used on each pin of the mass interconnect to test a variety of input / output (I / O) types on a device under test. Each pin of the interconnect may connect to a respective corresponding digital input and digital output in the tester, with the digital input resistively coupled to the digital output. The connectivity of the pin to the digital input and the digital output, and the connectivity between the digital input and the digital output may be implemented with shift registers and a buffer stage, respectively. In some embodiments, the structure may be implemented through parallel I / O blocks, as in a complex programmable logic device (CPLD), field programmable gate array (FPGA), or microcontroller.

The present application relates to a stator stripping, kinking, tinning and testing all-in-one machine, comprising a frame, a turntable rotatably mounted on the frame, a plurality of stator fixing seats for fixing the stator circumferentially arranged on the turntable, a stripping assembly, a kinking assembly, a wire cutting assembly, a tinning assembly and a continuity test assembly arranged in sequence on the frame circumferentially around the turntable, and each stator fixing seat passes through the stripping assembly, the kinking assembly, the wire cutting assembly, the tinning assembly and the continuity test assembly one by one to process the wire ends on the fixed stator. The present application fixes the stator on the stator fixing seat, and passes the stator through the stripping assembly, the kinking assembly, the wire cutting assembly, the tinning assembly and the continuity test assembly one by one through the turntable, thereby completing the stripping, kinking, wire cutting, tinning and continuity testing of the stator wire ends. The present application has high efficiency in completing the above-mentioned stator processing, and only requires one person to perform it, which effectively saves manpower.

The present invention relates to the technical field of chip testing, and discloses a mass production test method and system for the continuity of the bridging path of an incompletely pop-packaged chip. The chip to be tested is placed on a detection board, and each bottom solder ball of the chip is electrically connected to a test socket on the detection board. A transfer board is placed on the detection board, and the transfer board is connected to each top solder ball of the chip from above, so that the top solder balls of the chip are short-circuited in groups of two. After the short circuit, power-on tests are respectively carried out in groups to judge the continuity state of the pins of the chip. This method uses a transfer board to short-circuit the top solder balls, quickly conducts continuity tests, simplifies the test process, is easy to operate, is applicable to incompletely pop-packaged chips in mass production, and improves the detection efficiency and convenience while maintaining the effectiveness and accuracy of the test.

1. Name of the product of this design: Graphical user interface for instrument detection and control of electronic equipment. 2. Purpose of this design product: an electronic device. 3. The key design point of this design product lies in the interface content of the graphical user interface on the screen. 4. The picture or photo that best illustrates the key points of the design: Main view of Design 1. 5. The electronic device has a conventional design. The rear view, left side view, right side view, top view, and bottom view of Design 1-Design 3 are omitted. 6. Designate Design 1 as the base design. 7. Purpose of Graphical User Interface: Graphical User Interface is used to display, manage, control and operate various electrical data detected by multimeter. The Design 1 main view is the display interface of the home page. Click any blank area of ​​the Design 1 main view to enter the Design 1 interface change state diagram 1, which is the display interface for automatically identifying the measurement gear. When the instrument automatically identifies the voltage to be measured, the yellow indicator bar at the bottom of the Design 1 interface change state diagram 1 adjusts the gear to other gears (such as the voltage gear at the second gear position), or click and slide the yellow indicator bar at the bottom of the Design 1 interface change state diagram 1 main view to adjust the gear to other gears (such as the voltage gear at the second gear position) to enter the Design 1 interface change state diagram 2. When the instrument automatically identifies that the resistance value of the resistor to be measured is lower than the threshold of the on-off test gear, the yellow indicator bar at the bottom of the Design 1 interface change state diagram 2 adjusts the gear to other gears (such as The continuity test gear is located at the second gear position), or the yellow indicator bar below the sliding design 1 interface change state diagram 2 is adjusted to other gears (such as the continuity test gear at the third gear position), and the design 1 interface change state diagram 3 is entered; when the meter automatically recognizes the resistance to be measured, the yellow indicator bar below the design 1 interface change state diagram 3 is adjusted to other gears (such as the resistance gear at the fourth gear position), or the yellow indicator bar below the sliding design 1 interface change state diagram 3 is adjusted to other gears (such as the resistance gear at the fourth gear position), and the design 1 interface change state diagram 4 is entered; when the mA input hole of the meter detects that the test lead to be tested is inserted, the yellow indicator bar below the design 1 interface change state diagram 4 is adjusted Adjust the gear to other gears (such as the mA gear at the tenth gear position), or click and slide the yellow indicator bar at the bottom of the design 1 interface change state diagram 4 to adjust the gear to other gears (such as the mA gear at the tenth gear position), and enter the design 1 interface change state diagram 5; when the 10A input hole of the instrument detects that the test lead to be tested is inserted, adjust the gear to other gears (such as the 10A gear at the eleventh gear position) by clicking the yellow indicator bar at the bottom of the design 1 interface change state diagram 5, or click and slide the yellow indicator bar at the bottom of the design 1 interface change state diagram 5 to adjust the gear to other gears (such as the 10A gear at the eleventh gear position), and enter the design 1 interface change state diagram 6; the design 2 main view is the user-controlled instrument gear selection button 1. Click the yellow indicator bar below the sliding design 2 interface change state diagram 1 to adjust the gear position to other gear positions, and enter the design 2 interface change state diagram 2; click the yellow indicator bar below the sliding design 2 interface change state diagram 2 to adjust the gear position to other gear positions, and enter the design 2 interface change state diagram 3; click the yellow indicator bar below the sliding design 2 interface change state diagram 3 to adjust the gear position to other gear positions, and enter the design 2 interface change state diagram 4; click the yellow indicator bar below the sliding design 2 interface change state diagram 4 to adjust the gear position to other gear positions, and enter the design 2 interface change state diagram 5;Click the yellow indicator bar below the sliding Design 2 interface change state diagram 5 to adjust the gear to another gear, and enter the Design 2 interface change state diagram 6; click the yellow indicator bar below the sliding Design 2 interface change state diagram 6 to adjust the gear to another gear, and enter the Design 2 interface change state diagram 7; the Design 3 main view shows the display interface when the mA fuse is blown. Click the yellow indicator bar below the sliding Design 3 main view to adjust the gear to another gear, and enter the Design 3 interface change state diagram, which shows the display interface when the 10A fuse is blown.

This invention relates to the field of terminal wire harness continuity testing, specifically to a terminal wire harness continuity testing device, including a base and a bracket. A support groove is formed along the length of the bracket on its upper part, with one end of the groove open. Multiple terminal wire harnesses are evenly arranged along the extension direction of the support groove, passing through it. An extension plate is fixed vertically at the lower part of the support groove, with the extension plates evenly arranged along the extension direction of the groove and a first gap between adjacent extension plates. A second gap exists between adjacent individual wire harnesses within the terminal wire harness, the size of which is equal to the size of the first and second gaps. A wire management unit is also provided below the support groove, located on the side of the terminal wire harness away from the extension plates. The wire management unit includes a pressing rod that moves horizontally. This invention reduces the workload during testing and avoids damage to the terminal wire harness during automatic testing.

The invention relates to the technical field of detection devices, and discloses a connector appearance detection device which comprises a device shell, the device shell comprises a bottom box and a top box, a detection table is arranged between the bottom box and the top box, a rotating disc is rotatably arranged in the center of the surface of the upper end of the detection table, and a carrying seat is arranged on the surface of the upper end of the rotating disc. An AOI visual appearance detection unit is arranged on the surface of the upper end of the detection table and located on one side of the rotating disc, a conduction test unit is arranged on one side of the AOI visual appearance detection unit, and a good product laser two-dimensional code printing unit is arranged on the side, away from the AOI visual appearance detection unit, of the conduction test unit. A defective product taking-out unit is arranged on the side, away from the AOI visual appearance detection unit, of the rotating disc, and a code reading unit is arranged between the good product laser two-dimensional code printing unit and the defective product taking-out unit. According to the connector appearance detection device, appearance and function conduction tests can be synchronously carried out on products, defective products are automatically removed, time and labor are saved, and the detection effect is good.

The present invention relates to the technical field of cable processing, and in particular to a cable continuity test apparatus, comprising: a cable clamping assembly, wherein the cable clamping assembly comprises clamping claws, and the clamping claws are used for clamping a cable jacket; and a test assembly arranged opposite to a clamping center of the cable clamping assembly, wherein the test assembly comprises two first test clamps, two second test clamps and two third test clamps; the first test clamps are cylindrical and are used for clamping a shielding layer; the second test clamps and the third test clamps are sheet-shaped, and the end of each of the second test clamps and the third test clamps facing the cable is provided with a semicircular recess; two sets of the semicircular recesses are respectively used for clamping an insulating layer and a central conductor of the cable; a circle formed by combining the two semicircular recesses of the second test clamps is adapted to the outer diameter of the insulating layer, and the two second test clamps are conductors; when an insulator is clamped in place, the two second test clamps can be electrically connected; and the first test clamps, the second test clamps, and the third test clamps are further used for power-on test between every two test clamps.

The utility model relates to the technical field of detection devices, in particular to a data line on-off testing device, and solves the problems that in most of the existing testing devices in the prior art, a person holds a data line by hand and inserts the data line into a socket of a detected machine box to judge whether the data line is qualified or not, and the mode brings great workload to the person and is inconvenient to use. And meanwhile, the problems of low detection efficiency and reduced practicability of the device caused by missing detection of the data line due to fatigue of the personnel during long-time operation are solved. A data line on-off testing device comprises a machine box, a plurality of sockets are formed in one side of the machine box in a linear array mode, a fixing plate is fixedly installed on one side of the machine box, an installation plate is arranged on the top of the fixing plate, and a plurality of installation rings are arranged above the installation plate in a linear array mode. According to the utility model, the data line is effectively and conveniently detected, the workload of personnel is reduced, and the practicability of the device is improved.

A method for operating a clamp monitoring system includes a control system that receives confirmation that a workpiece has entered a test area within a workstation. In response to receiving this confirmation, the control system issues command prompts to: (1) position a continuity test device at a target clamping location where a hose clamp secures a hose to a hose connector on the workpiece, and (2) activate the test device after it has been positioned at the target clamping location. The test device transmits continuity data indicating electrical continuity of the hose clamp to the control system. A position sensing device transmits position data indicating the real-time position of the device to the control system.The controller issues a message indicating that the hose clamp is properly attached to the workpiece when the continuity state shows electrical continuity at the hose clamp and the real-time fixture position matches the target clamping location.

The invention relates to the field of photo-thermal equipment and component manufacturing thereof, in particular to a rotary feeding device for automatically screening positive and negative electrodes of components, which comprises a rotary conveying mechanism and a positive and negative electrode detecting and screening mechanism, the rotary conveying mechanism comprises a rotary disc capable of intermittently rotating, a clamping piece circumferentially arranged on the rotary disc and at least two clamping unlocking pieces; the clamping piece comprises a clamping block for clamping the component and an elastic reset structure for providing an acting force for downward pressing of the clamping block; the clamping unlocking piece can slide to the position below any clamping piece to lift the clamping piece. And the positive and negative electrode detecting and screening mechanism comprises a conduction test table for detecting positive and negative electrode pins of the components and a component recycling assembly, when abnormity is detected, the clamping unlocking piece lifts the clamping piece, and meanwhile, the component recycling assembly recycles the components. According to the device, the processing efficiency and the transfer efficiency of the photo-thermal equipment components are improved, the transfer matching time is shortened, meanwhile, the flexibility and the universality of the transfer device are improved, and the practicability of multi-scene processing is improved.

A flexible optical fiber ribbon and a bonding effect testing system and method thereof. The flexible optical fiber ribbon comprises multiple optical fibers arranged side by side, and intermittent bonding portions are arranged between adjacent optical fibers; the transmittance of the intermittent bonding portions to the testing optical wavelength band is 50% or below; an optical fiber coating layer is wrapped by a colored layer, and the colored layer is wrapped by a light transmissive layer; the transmittance of the colored layer to the testing optical wavelength band is 30% or below, and the transmittance of the light transmissive layer to the testing optical wavelength band is 85% or above; and the bonding portions having standard conforming bonding effect cover the light transmissive layer in the direction of the testing light. In the present invention, a photosensitive component is used in conjunction to implement continuity testing by utilizing an optical signal, and thus the sensitivity, accuracy, and speed far exceed imaging testing. In the present invention, an optical signal continuity test is used to avoid defects such as image smearing and image retention caused by traditional imaging testing, significantly increasing testing efficiency, removing the manufacturing speed bottleneck caused by quality monitoring in a production line, and enhancing the manufacturing efficiency.

This invention provides an automated testing method and equipment for multi-channel controlled USB connection continuity. The method includes the following steps: S1: Connect the USB continuity test box to a 5V power input port; S2: Insert the test USB peripheral into the USB female connector; S3: Insert the USB continuity test male connector into the USB female connector of the terminal under test; S4: Connect the serial port input port to a computer and input serial port control commands to the serial port control module via the computer; S5: After receiving the commands, the serial port control module controls the opening and closing of the serial port relay to realize the continuity of the VCC power supply line. This invention uses automated USB connection continuity testing. By designing a script on the computer to control the continuity of the 5V power input of the USB VCC, the USB connection continuity test can be realized. This invention is reliable, low-cost, and the testing method is simple and easy to operate.

The present invention relates to the technical field of wire harness continuity testing, and discloses a wire harness continuity testing device, comprising a machine base, a driving component and a testing component arranged on the machine base, an assembly component arranged on the testing component, and a positioning mechanism arranged on the assembly component; the testing component comprises an upper test base fixedly assembled on the driving component, and a lower test base fixedly assembled on the machine base. The wire harness continuity testing device can effectively ensure the consistency of each operation through this testing method, and ensure that the force, angle, speed and other parameters during the plugging and unplugging of the wire harness connector are always consistent. In traditional testing methods, manual plugging and unplugging operations are easily affected by human factors, resulting in unstable test results. The standardized operation method of the present application avoids human errors, improves the repeatability and reliability of test results, effectively reduces product quality risks, and improves the overall quality level of the product.

This invention relates to the field of chip testing technology, and discloses a continuity test interface board, a method for automatically generating channel correspondences, and a storage medium. The method includes a test interface board with several square test areas centered on the same point. These square test areas increase proportionally from the inside out along the diagonal of the test interface board. Each square test area has an equal number of pads connected to its outer side, with the pads evenly spaced. The other end of each pad is located outside the test interface board. The pads connected to the inner square test areas pass through the outer square test areas and are positioned between the pads connected to the outer square test areas. By strategically arranging the pads, the test interface board can be compatible with various types and specifications of chips under test. Furthermore, the correspondence between pads and channels improves the overall efficiency of chip testing, ensures the accuracy of complex package testing, and enhances the degree of automated testing.

The present invention discloses a continuous current monitoring method and system, which relates to the technical field of photovoltaic module performance testing, and includes: S1, modeling, which includes: establishing at least a three-dimensional model of a test cabinet of a photovoltaic current continuity test system; defining the wiring parts of the three-dimensional model based on the real object in a computer, and calculating the real space coordinate parameters of each wiring part to establish a one-to-one correspondence; S2, establishing a test process verification basis, which includes: using a number of smart wearable devices worn on the hands as an operation point calibration mechanism; recording the properties of multiple categories of photovoltaic modules in the computer and assigning identification codes respectively; assigning a test plan to any identification code in the computer and recording it; establishing a communication connection between the computer, which serves as the point calibration mechanism, and the photovoltaic current continuity test system; S3, test execution under monitoring. This application has the effect of making the photovoltaic current continuity test process simpler and the system more convenient to use.

To provide a conduction inspection system capable of easily performing conduction inspection of a wire harness while suppressing a burden on a worker.SOLUTION: The conduction inspection system 40 includes a laser device 80, a first infrared camera 110, and a control device 200. The control device 200 controls the laser device 80 so as to irradiate a terminal to be irradiated electrically connected to an electric wire to be inspected with laser light for a predetermined time. The control device 200 controls the first infrared camera 110 to acquire the first and second temperature information of the terminal to be measured electrically connected to the electric wire to be inspected before and after irradiating the terminal to be irradiated with the laser light. The control device 200 calculates a value of the temperature change of the terminal to be measured based on the first temperature information and the second temperature information. The control device 200 determines the continuity state of the electric wire to be inspected based on the value of the temperature change of the terminal to be measured and the reference value associated with the electric wire to be inspected.SELECTED DRAWING: Figure 1

Systems and methods are provided for improved installation speed and reliability for mechanical cable splices to safely retrieve an armored electrical cable and attached electrical submersible pump (ESP) from a wellbore. The ESP can be brought to the surface for replacement or maintenance and reinstallation along with the same armored power cable. Embodiments of cable splice devices are provided to establish a strong splice having tensile strength required or exceeding that needed to retrieve the cable and ESP from the wellbore safely. A bypass load-bearing clamp may be used temporarily to further assist the tensile strength of the cable non-electrical splice if such tensile strength is deemed insufficient to safely overcome the required retrieval forces. Furthermore, the splice includes a short-circuit electrical connector that enables a quick electrical continuity test for determining if the cable is suitable for redeployment.

This invention discloses a communication structure for a test module based on a continuity tester, comprising: a continuity test host, having a host MCU and host data signal output and input terminals connected thereto; a continuity test point board, having multiple communication interfaces, each of which is connected to a test bus via a corresponding first switch and grounded via a corresponding second switch; and multiple communication node modules, each having a module indicator light, a node MCU, and node data signal input and output terminals connected thereto. The module indicator lights, node data signal inputs, and node data signal outputs are all connected to their respective communication interfaces via module indicator light control lines, and the module indicator lights are also connected to the host MCU via indicator light enable signal lines. This structure forms a communication network connecting all test modules, enabling the test host to read and save the test results and parameter settings of the test modules, thus achieving traceability of the tested products.

An end effector has an end effector frame configured to be mounted to a movable platform capable of positioning the end effector relative to a structure. In addition, the end effector has a plurality of process tools mounted to the end effector frame and having different functional capabilities associated with hole formation and fastener installation in the structure. Furthermore, the end effector has a continuity tester configured to determine the existence of an uninterrupted electrical path between a fastener and the structure after installation of the fastener.

The utility model relates to the technical field of electronic testing and measurement, in particular to an integrated testing device for conduction and deformation of a mobile phone metal element. Comprising a working table, a controller, an integrated conduction and deformation testing device and a test driving device, the integrated conduction and deformation testing device is used for conducting conduction and deformation testing on a mobile phone tail insertion original piece, the test driving device is located at the top of the working table and used for conducting detection driving, and the integrated conduction and deformation testing device comprises a conduction testing piece, a hard pulling and inserting preventing buffering piece and a deformation testing piece. The conduction test piece comprises a conduction test head and a USB male head, the conduction test head is used for being connected with a mobile phone tail jack, the deformation test piece is located in the conduction test head, and the conduction test head is electrically connected with the USB male head through a wire. According to the method, conduction testing and deformation detection are integrated, the number and complexity of detection equipment are reduced, the equipment purchase and maintenance cost is reduced, and the detection precision is far higher than that of a traditional method.

The utility model discloses a kind of multi-point parallel test devices of wiring harness conduction test, belong to wiring harness conduction test device technical field, including rectangular frame, the inside of the rectangular frame is slidably connected with two storage boxes, the inner wall of rectangular frame is rotatably connected with pivot, the outer surface of pivot is fixedly connected with rotating plate, the right side of pivot is provided with first stepper motor, the right side of rectangular frame is provided with protective frame, the inner wall of protective frame is fixedly connected with controller, the upper surface of rectangular frame is fixedly connected with rectangular plate, the right side of rectangular plate is provided with second stepper motor, the output of second stepper motor is fixedly connected with threaded shaft, the outer surface of threaded shaft is rotatably connected to the inner wall of rectangular plate.The multi-point parallel test device of wiring harness conduction test, by first stepper motor can rotate counterclockwise forty-five degrees, make unqualified wiring harness drop to rear storage box, to realize the purpose of automatic classification, avoid the problem that subsequent need manual sorting.

The invention discloses wire harness conduction test equipment with a test tool, and relates to the technical field of cable detection. The device comprises a test bench, the top of the test bench is fixedly provided with four first linear modules, the four first linear modules are symmetrically arranged on the two sides respectively, and the tops of the driving ends of the two first linear modules located on the same side are fixedly provided with the same vibration table. Through the arrangement of the lower supporting plate and the upper cover plate, a manipulator conveys a wire harness into one of the limiting grooves, an opening and closing motor drives the upper cover plate to turn over and close, and then the two first linear modules on the two sides drive the two vibration tables to be away from each other correspondingly, so that the wire harness slides in the limiting grooves in the two sides; and the terminals at the two ends of the wire harness are automatically clamped into the limiting grooves in the two sides to be limited, meanwhile, the terminals at the two ends are inserted into the power connection insertion grooves in the two sides respectively, conduction of the wire harness is completed, a conventional conduction test of the wire harness is automatically carried out, and automatic power-on of the wire harness is achieved.

This application provides a cable continuity testing device and system. The cable continuity testing device has at least one set of cable connectors on its housing. Each set of cable connectors includes a first connector and a second connector of different models. The first connector corresponds to the interface at the first end of the cable to be tested, and the second connector corresponds to the interface at the second end of the cable to be tested. Thus, the interfaces at both ends of the cable to be tested can be connected simultaneously through one set of cable connectors, improving the efficiency of cable continuity testing and avoiding the possible testing errors that may occur when checking each jack in the interfaces at both ends of the cable one by one with a multimeter, thereby improving the accuracy of cable continuity testing. The continuity test results of the cable to be tested are displayed by a display module set on the housing of the continuity testing device, which makes it easy for users to intuitively observe the continuity status of the cable to be tested and reduces the difficulty of operating the cable continuity test.

The invention discloses a test signal processing method, system and device of UFS equipment and a storage medium. The method comprises the steps of obtaining a target test signal; when it is detected that the target test signal is abnormal, comparing a target abnormality type of the target detection signal with a target problem list to obtain a comparison result; under the condition that the comparison result represents that the target exception type is in the target problem list, adding one to the historical exception times corresponding to the target exception type, and continuing to test the UFS equipment; and under the condition that the comparison result represents that the target exception type is not in the target problem list, verifying the relationship between the target test signal and the UFS equipment and the test object to obtain a target verification result, and adding the target exception type to the target problem list or terminating the test according to the target verification result. The testing continuity can be ensured, the testing period is short, and the testing cost is low.

To provide a continuity tester and continuity test method, capable of distinguishing circuits having same wire species, etc., even though the circuits are adjacent to each other to test continuity in non-contact.SOLUTION: A continuity tester 1 for testing continuity in non-contact to a wire harness WH including a plurality of wires having a terminal attached to the end and connectors C having the inserted terminals of the plurality of wires includes: a laser transmitter 10 for irradiating each terminal inserted into the connector C with a laser beam at different timings; an infrared camera 50 capable of imaging an opposite end being an end on the side opposite to an end on the attachment side of each terminal in the plurality of wires; and a tester 70 for determining that the circuit is in a continuity state when confirmed that a temperature in the opposite end of the wire having each attached terminal rises by a temperature equal to or more than a predetermined temperature by the infrared camera 50 when irradiating each terminal with the laser beam.SELECTED DRAWING: Figure 1

A sampling method for improving the detection efficiency of ceramic substrate performance. Step 1: Collect customer quality requirements, including the total number of contacts on the ceramic substrate, the acceptable quality level, and the consumer risk. Step 2: The manufacturer sets the detection quality requirements, including the acceptable quality level and the producer risk. Step 3: Develop a sampling plan based on the customer quality requirements and the manufacturer's detection quality requirements, and determine the required sample contact number and the non-conductive contact number threshold in the sampling plan. Step 4: Use a flying probe machine to conduct a contact continuity test to obtain the number of non-conductive contacts. A sampling detection plan can be quickly developed according to customer requirements. While maintaining the defective rate of the finished products delivered to customers to meet the requirements, the number of contacts inspected is greatly reduced, which can effectively save detection time, improve production efficiency, and has high economic benefits.

The present invention discloses a manual continuity test device and method for a panel cell segment crimping unit, comprising a test unit, a first transfer conduction unit, and a second transfer conduction unit; the first transfer conduction unit includes connection terminals that are connected one-to-one with the gold fingers of the signal input connector of the panel cell segment crimping unit; the second transfer conduction unit includes a first interface for electrically connecting to all probes of the crimping head assembly of the panel cell segment crimping unit and a second interface for electrically connecting to the test unit; during testing, one end of the test unit is connected to the second interface, and the other end is connected to a connection terminal. The present invention can perform a continuity test on the panel cell segment crimping unit before shipment, thereby ensuring the quality of the panel cell segment crimping unit.