CN211191062U - an automatic test equipment - Google Patents

Abstract

The utility model relates to an automatic testing device, comprising a machine table, six carrier positions from position I to position VI are arranged on the machine table, a first belt-type carrier transmission station is arranged at position I, and a position II is provided with The second belt-type carrier transfer station, the third belt-type carrier transfer station, the test mechanism and the lower test module are arranged at the position III. The test mechanism and the lower test module are installed in the machine, and the test mechanism is located in the third Above the belt-type carrier transfer station, the lower test module is located below the third belt-type carrier transfer station, the second belt-type carrier transfer station and the third belt-type carrier transfer station are installed on the translation mechanism superior. Through the structural layout, the utility model makes the equipment form a modular design, which can be used in conjunction with external modules, and has the advantages of high automation procedures, high production efficiency, high quality of outgoing products, and high product compatibility.

Description

an automatic test equipment

technical field

The utility model relates to the technical field of cell phone lithium battery cell testing, in particular to an automatic testing device.

Background technique

The two main components of a mobile phone lithium battery are the battery cell and the protection board (PCM). Although the battery is the energy storage and release carrier, it is only a semi-finished product and cannot be used alone. Because the battery is easy to over-discharge, over-shoot and over-current. Over-discharge and over-shoot will cause damage to the cell, and over-current can easily lead to safety accidents, so the cell must be added with PCM before it can be used. The role of PCM is to protect the cells from excessive, overshoot, and overcurrent, and plays an important role as an energy safety protector.

The most important process in the production process of PCM is testing. Finished or semi-finished PCM products need to be strictly tested, and only good products can enter the market. Security issues, endless troubles. The traditional PCM test work is mainly done manually or by semi-automatic machinery. Manual intervention is required in the troubleshooting and testing process. The function of the equipment is too limited. It is difficult to meet the use requirements for different products, which affects the product qualification rate and has a great impact on the economic benefits of manufacturers. negative effect.

On December 18, 2018, the applicant submitted a patent application for a utility model titled an automatic feeding device for testing lithium battery protection plates to the China Patent Office, which discloses a four-axis reclaiming mechanism, a disassembly mechanism, a pressure The setting of the tightening mechanism, the conveying mechanism and the conveying mechanism, the structural setting of the automatic feeding of the lithium battery protection board, the setting of the feeding structure, the conveying mechanism is used to transport the carrier plate. When the carrier board is tested as a defective product, The defective products are grasped by the four-axis manipulator for suction by the vacuum nozzle, and then transported to the pressing mechanism and assembled with the empty carrier board for secondary testing. The setting of the automatic feeding device is mainly used for grasping and feeding defective products The second test, which is the defective product absorption and feeding module in the test equipment.

Utility model content

The utility model provides an automatic testing device with high automation procedure, high production efficiency, high quality of outflow products and high product compatibility, and multiple devices are placed side by side and used in cooperation with each other.

In order to achieve the above object, the following technical solutions are used to achieve it.

An automatic test equipment comprising,

On the machine table, six carrier positions from position I to position VI are set on the machine table. The position I, position II and position IV are sequentially distributed from one side to the other side to form a first assembly line. The position VI, position III and position V are sequentially distributed from one side to the other to form a second assembly line, and the first assembly line and the second assembly line are distributed in parallel;

The position I is provided with a first belt-type carrier transmission station for receiving the carriers from the assembly line, and a defective row module or a scan code pressing module is arranged above the position I.

The position II is provided with a second belt-type carrier transmission station, and the position III is provided with a third belt-type carrier transmission station, a test mechanism and a lower test module, and the test mechanism and the lower test module are installed. Inside the machine, the testing mechanism is located above the third belt-type carrier transfer station, the lower test module is located below the third belt-type carrier transfer station, and the second belt-type carrier transfer station Both the position and the third belt-type carrier transfer station are mounted on a translation mechanism, and the movement direction of the translation mechanism is opposite to the belt transfer direction of the second belt-type carrier transfer station and the third belt-type carrier transfer station. Vertical, when the equipment is started, the position II is located at the vacant position of the translation mechanism, and the position III is located at the position II and abuts with the position I, for receiving the carrier transmitted by the position I, the translation mechanism is activated, and the position III and Position II is moved together in translation, so that position III is located at the testing mechanism for testing, and position II returns to its original position to contact position I for receiving the carrier transmitted by position I.

There is a fourth belt-type carrier transmission station at the position IV, which is used to receive the carrier transmitted at the position II or the position V. Above the position IV, there is a defective sorting module or a scanning code pressing module.

The position V is provided with a fifth belt-type carrier transfer station for receiving the carrier transferred from position III,

The position VI is provided with a carrier reflow module, which is used to place and transfer the reflowed carrier, and transfer it to the position III for testing.

The automatic test equipment of the utility model sets two parallel distributed first pipelines and second pipelines on the machine table, and,

Positions I and IV are laid out at both ends of the first assembly line, and positions II are laid out in the middle. The carrier transfer stations at position II in the middle position are in contact with the carrier transfer stations at positions I and IV respectively;

Position VI and position V are laid out at both ends of the second pipeline, position VI corresponds to position I, position V corresponds to position IV, and position III is laid out in the middle of the second pipeline, position III corresponds to position II, and position III corresponds to position II. The carrier transfer station at III is in contact with the carrier transfer stations at position VI and position V respectively;

The above-mentioned design of the structure and layout of the whole machine enables the equipment of the utility model to operate in a single machine, or multiple machines can operate continuously at the same time after multiple machines are arranged in parallel, which greatly improves the testing efficiency of the lithium battery protection board.

When a single machine is operated, the carrier board flows into the equipment and then flows out of the equipment after the test is completed. It only takes 6 seconds to remove the test time. The test time is determined according to the product and the test cabinet; when the test time is too long, multiple devices can be arranged in parallel. That is, multiple devices are connected in series to improve the test speed, and at the same time, multiple devices can run continuously, which is suitable for mass production and greatly reduces the cost.

Specifically, during stand-alone operation, the carrier plate flows into the carrier transfer station at position I from the assembly line. At position I, the code scanning pressing module located above the position I scans the code of the carrier plate, and locates after scanning the code. Then press the connector on the carrier plate, and the carrier plate after pressing the connector is transferred from position I to the carrier transfer station on position II, and the carrier transfer station on position II is translated by the translation mechanism to position III for testing. The product is tested by the testing agency at position III and the lower test module. The tested product is transferred to the carrier transfer station at position V along with the carrier board, and the good product after testing is sent from position V. Outflow, the defective products are sent to the position IV, and are grabbed and discharged by the defective product discharge module above the position IV.

When multiple machines operate in series, the first carrier board flows from the assembly line to the carrier transfer station at position I of tester 1. At position I, the scan code pressing module located above position I presses the carrier board. Scan the code, press the connector on the carrier board after scanning the code, and the carrier board after pressing the connector is transferred from position I to the carrier transfer station on position II, and the carrier transfer station on position II The translation mechanism is translated to the position III test position, and the test mechanism at position III works together with the lower test module to test the product, and the tested product is transferred to the carrier transfer station at position V along with the carrier plate;

The second carrier board flows from the assembly line to the carrier transfer station at position I of the testing machine 1. At position I, the code scanning and pressing module located above position I scans the code of the carrier board to determine whether it needs to be tested. , Press the upper connector on the carrier plate to be tested, and the carrier plate after pressing the connector is transferred from position I to the carrier transfer station at position II, and continues to be transferred to the carrier transfer station at position IV. back,

Continue to move forward to the carrier transfer station at position I of test machine 2, repeat the operation process on test machine 1 to position III on test machine 2 as above, and the test mechanism on test machine 2 will carry out the second test. After the block carrier board is tested and flows out,

That is, the flow direction of testing machine 1: position I - position II - position III - position IV or position V;

The working flow of multiple machines: the first carrier board passes through the position I-position II-position III-position IV or position V of the testing machine 1; the second carrier board directly passes through the position I-position II-position of the testing machine 1 After IV, it flows to the test machine 2, and the test machine 2 determines whether it needs to be tested by scanning the code.

Further, the scanning code pressing mechanism includes a code scanning module and a pressing module, the code scanning module includes a code scanning frame, the upper part of the code scanning frame is provided with a camera, and the two sides of the camera are respectively provided with camera light sources; The pressing module is installed on the scanning frame through a connecting piece, and the pressing module includes a pressing coupling assembly and a pressing coupling cylinder, the pressing coupling cylinder is installed on the connecting piece, and the driving end of the pressing coupling is connected to the connecting piece. Press the connector assembly, the camera of the scanning module scans the code on the carrier board to determine whether it needs to be tested, scan the code to determine the carrier board that needs to be tested, start the pressing module, and the press connector cylinder drives the press connector assembly to press the connector on the carrier board. superior.

Further, the test mechanism includes a test frame installed on the machine table, and the test frame is provided with an upper test needle board assembly, a movable frame and a servo drive assembly, and the servo drive assembly and the movable frame are installed on the test frame. On the workbench, the drive end of the servo drive assembly is connected to the movable frame, the drive end of the movable frame is connected with the upper test needle board assembly, and the servo drive assembly drives the movable frame to drive the upper test needle board assembly to move down. Press to test PCM products.

Further, the movable frame includes a first hollow fixed column installed on the test frame workbench, and the first hollow fixed column is provided with a first hollow fixed column that passes through the first hollow fixed column and slides up and down along the first hollow fixed column. A guide rod, the top of the first guide rod is fixedly connected with the movable plate, the movable board is connected with the servo drive assembly, the servo drive assembly includes a servo motor and a pressing screw assembly, the first guide rod The bottom is detachably connected with the upper test needle plate assembly, and the servo drive assembly drives the upper test needle plate assembly through the movable plate to move up and down along the first hollow fixed column together with the first guide rod.

Further, the translation mechanism includes two parallel distributed support rods installed on the machine table, two long guide rails are distributed on the support rods in parallel along the longitudinal direction, and the guide rails are provided with mounting plates that slide along the guide rails, One end of the mounting plate is connected with the translational drive mechanism, the mounting plate is provided with a second belt-type carrier transmission station and a third belt-type carrier transmission station distributed in parallel along the direction of the guide rails, and the third belt-type carrier transmission station is arranged in parallel. A lower test module is arranged below the belt-type carrier transfer station, the lower test module is installed in the machine table through the mounting plate, and the translation drive mechanism drives the mounting plate and the second belt-type carrier transfer station installed on it. , The third belt-type carrier transfer station moves along the guide rail together, so that the second belt-type carrier transfer station moves mutually at position II and the empty station outside of position II, so that the third belt-type carrier transfer station The positions II and III are moved relative to each other, and when the third belt-type carrier transfer station moves to the position III, the carrier on the third belt-type carrier transfer station is located above the lower test module.

Further, the bottom of the mounting plate is slidably connected to the guide rail through a slider.

Further, the lower test module includes a lower test base plate installed in the machine table, the lower test base plate is provided with a plurality of second hollow fixed columns, and the second hollow fixed columns are provided with a second hollow fixed column. A second guide rod for column sliding, the top of the second guide rod is connected with the lower test needle board assembly, the test probe is installed on the lower test needle board assembly, and the bottom of the lower test needle board assembly is connected to the ejector The rod assembly is connected, a test slider is arranged below the ejector rod assembly, the test slider is connected with the lower test jacking cylinder, and the lower test jacking cylinder drives the test slider to move through the ejector rod assembly to lift the lower test block. The test needle plate assembly and the test probes mounted on it are lifted upward to contact the bottom surface of the PCM product located on the third belt-type carrier conveying station, and the testing mechanism starts to press down the PCM product to complete the test.

Further, the ejector rod assembly includes an ejector rod and a guide wheel, the top of the ejector rod is connected with the lower test needle plate assembly, and the bottom of the ejector rod is connected with the guide wheel.

Further, the test slider is a wedge-shaped block whose upper surface is a smooth slope.

Further, the automatic test equipment further includes a defect elimination module, the defect elimination module is installed at position I or position IV, and the defect elimination module includes a four-axis manipulator located above the carrier and an unloader located below the carrier. Connector module, the four-axis manipulator includes an X-axis moving mechanism, a Y-axis moving mechanism, a Z-axis moving mechanism and an R-axis rotating mechanism, and the bottom of the R-axis rotating mechanism is provided with a reclaiming nozzle assembly. The suction nozzle assembly is a vacuum reclaiming nozzle assembly, and the X-axis moving mechanism, the Y-axis moving mechanism and the Z-axis moving mechanism are respectively used to control the vacuum reclaiming nozzle assembly to move along the X-axis, Y-axis and Z-axis directions, so the The R-axis rotation mechanism controls the vacuum reclaiming nozzle assembly to rotate along the R-axis.

Further, there are two decoupler modules, which are respectively installed under the carriers at positions I and IV. The decoupler module includes a decoupler rack, and two groups are arranged in the decoupler rack. Coupler ejection mechanism and an X-axis translation mechanism, two sets of coupler ejection mechanisms are installed on the X-axis translation mechanism through a translation movable seat, and the coupler ejection mechanism is provided with an ejector and an ejection cylinder, X The shaft translation mechanism is used to move the two sets of coupling ejection mechanisms to the bottom of the defective products. The ejection cylinder is activated to push up the ejector parts, and the couplings on the products are ejected.

Compared with the prior art, the automatic test equipment of the utility model has the following beneficial effects:

First, the degree of automation is high: the utility model flows into the assembly line of the previous station, scans the code, presses, transmits, tests and then discharges the defective products and flows into the next one, realizing automatic unmanned operation in the whole process, high degree of automation, and labor saving;

Second, the production efficiency is high: the single operation of the utility model flows into the assembly line of the previous station, scans the code through the code scanning and pressing mechanism at the position I, and flows into the position II after pressing, and then flows into the position III by the testing mechanism to complete the test. Then flow out of the equipment to the next station, the whole process except the test time of the test position only takes 6s, and the production efficiency is high; and according to the product situation, when the test time of the test position is long, multiple devices can be connected in series to improve the test speed. , multiple devices run continuously at the same time, which not only effectively improves the test efficiency, but also is suitable for mass production, and greatly reduces the cost in mass production;

Third, the outflow rate of good test products is high: the whole equipment of the utility model supports the EMS system, and the test mechanism module is a servo+screw assembly, which has high repeatability and convenient adjustment, effectively ensuring stable test quality, and can automatically exclude test defective products at the same time. ,improve product quality;

Fourth, high product compatibility: for different PCM products, only need to replace the test pin board in the lower test module, and then the benchmark can be quickly replaced for production, the product compatibility is high, and it is suitable for different PCM product testing;

Fifth, the equipment has good applicability: the structure of the whole machine is simple and compact. Through the structural layout of position I to position VI on the whole machine, the modules on the equipment can be fixed in various ways, not only can be connected to automatic production lines, but also can be spliced artificial lines. body for semi-automatic operation;

Sixth, modular design: the whole machine can be flexibly assembled in any one through the structural layout of position I to position VI, as well as the settings of the scanning code pressing mechanism, the testing mechanism, the lower test module, the defective product discharge module and the carrier return module. The testing machine is equipped with corresponding modules according to the needs of the production line, and each module is universal;

Seventh, it has ductility: the position I, position IV, position V, and position VI of the testing machine can be equipped with different modules according to the actual production situation to meet the production needs. The carrier board, that is, the person manually puts the carrier board to a position. After the test is completed, the carrier board flows out from the position IV to the elevator, and the carrier board returns to the manual operation position from the lower assembly line.

Description of drawings

Accompanying drawing 1 is the structural layout of the automatic test equipment of the present utility model and the schematic diagram of the flow direction of the stand-alone operation carrier;

Accompanying drawing 2 is the schematic diagram of the multi-series structure layout of the automatic test equipment of the utility model and the flow direction of the operation carrier board;

Accompanying drawing 3 is the three-dimensional structure schematic diagram 1 of automatic test equipment of the present utility model;

Accompanying drawing 4 is the three-dimensional structure schematic diagram two of the automatic test equipment of the present utility model;

Accompanying drawing 5 is the three-dimensional structure schematic diagram of the double-layer linear body structure in accompanying drawing 4;

Accompanying drawing 6 is the three-dimensional structure schematic diagram of scanning code module in accompanying drawing 3;

FIG. 7 is a schematic three-dimensional structure diagram of the pressing module in FIG. 3;

Figure 8 is a side view of the testing mechanism in Figure 3;

Accompanying drawing 9 is the front view of the testing mechanism in accompanying drawing 3;

Accompanying drawing 10 is the three-dimensional structure schematic diagram of the translation mechanism in accompanying drawing 4;

Figure 11 is a side view of the lower test module in Figure 4 and Figure 10;

FIG. 12 is a schematic three-dimensional structure diagram of the defective row module in FIG. 4 .

Detailed ways

In the description of the present invention, it should be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top" ", "bottom", "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that The device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

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

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

The automatic test equipment of the present invention will be described in further detail below with reference to the specific embodiments and accompanying drawings.

1 to 4, an automatic test equipment, including,

The machine 100 is provided with six carrier positions from position I to position VI on the machine 100. The position I, position II and position IV are sequentially distributed from one side to the other side to form a first assembly line, and the position VI , position III and position V are sequentially distributed from one side to the other to form a second assembly line, and the first assembly line and the second assembly line are distributed in parallel;

The position I is provided with a first belt-type carrier transmission station for receiving the carriers from the assembly line. Above the position I, there is a defective row module 600 or a scan code pressing module 220200.

The position II is provided with a second belt-type carrier transmission station, and the position III is provided with a third belt-type carrier transmission station, a test mechanism 300 and a lower test module 800, the test mechanism 300 and the lower test The modules 800 are all installed in the machine 100, the testing mechanism 300 is located above the third belt-type carrier transmission station, the lower test module 800 is located below the third belt-type carrier transmission station, and the third belt-type carrier transmission station is located. Both the second belt-type carrier transfer station and the third belt-type carrier transfer station are installed on the translation mechanism 400, and the moving direction of the translation mechanism 400 is the same as that of the second belt-type carrier transfer station and the third belt-type carrier transfer station. The belt conveying direction of the tool conveying station is vertical. When the equipment is started, the position II is located at the vacant position of the translation mechanism 400, and the position III is located at the position II and abuts with the position I, for receiving the load conveyed by the position I. The tool, the translation mechanism 400 is activated, and the position III and the position II are moved together in translation, so that the position III is located at the testing mechanism 300 for testing, and the position II returns to the original position and abuts the position I for receiving the carrier transmitted by the position I. ,

There is a fourth belt-type carrier transmission station at the position IV, which is used to receive the carrier transmitted at the position II or the position V. Above the position IV, there is a defective sorting module 600 or a scan code pressing module 220200.

The position V is provided with a fifth belt-type carrier transfer station for receiving the carrier transferred from position III,

The position VI is provided with a carrier reflow module 700 for placing and transferring the reflowed carrier, and transferring it to the position III for testing.

Referring to FIGS. 1 to 5 , the first belt-type carrier transfer station and the fourth belt-type carrier transfer station at the positions I and IV are both arranged on the double-layer wire structure 500 on the machine table 100 , the first belt-type carrier transfer station and the fourth belt-type carrier transfer station are located at both ends of the double-layer wire body, respectively, and the upper layer of the double-layer wire body is provided with a The blocking cylinder 510 for blocking the carrier plate enables the carrier plate to be placed on the carrier transfer stations at positions I and IV for transfer into the testing machine. The double-layer wire structure 500 is provided with an unloading connector module 620620, and the unloading connector module 620620 is used to push up the connector on the defective product carrier board which is located at the position I or the position IV after testing. After the connector is separated from the carrier, the vacuum nozzle on the defective ejection module 600 sucks the carrier and ejects the defective products. A code scanning gun 520 is also provided at position IV on the double-layer wire structure 500, so that the equipment can flow into the carrier board from position I or flow into the carrier board from position IV during operation.

3 , 6 and 7 , the scanning code pressing mechanism includes a code scanning module 210 and a pressing module 220 , the code scanning module 210 includes a code scanning frame 211 , and a camera 212 is provided on the upper part of the scanning frame 211 , the two sides of the camera 212 are respectively provided with a camera light source 213; the pressing module 220 is installed on the scanning frame 211 through a connector 221, and the pressing module 220 includes a pressing connector assembly 223 and a pressing connector cylinder 222, The press-coupler cylinder 222 is installed on the connector 221, the driving end of the press-coupler is connected to the press-coupler assembly 223, and the camera 212 of the code scanning module 210 scans the code of the carrier board to determine whether a test is required, and scan the code to confirm. The carrier board to be tested activates the pressing module 220, and the press coupler assembly 223 is driven by the press coupler cylinder 222 to press the coupler on the carrier board.

3 , 4 , 8 and 9 , the test mechanism 300 includes a test frame 310 mounted on the machine table 100 , and the test frame 310 is provided with an upper test needle board assembly 320 , a movable frame 330 and a servo The drive assembly 340, the servo drive assembly 340 and the movable frame 330 are both installed on the test frame workbench 311, the servo drive assembly 340 is a structure of a servo motor drive 341 + a screw module 342, and the servo motor drives 341 The screw module 342 is driven to operate. The screw module 342 is connected to the movable frame 330 to drive the movable frame 330 to move up and down. The driving end of the movable frame 330 is connected to the upper test needle board assembly 320. The movable frame 330 is driven to drive the upper test needle board assembly 320 to move down and press down to test the PCM product.

8 and 9 , the movable frame 330 includes a first hollow fixing column 331 installed on the test frame workbench 311 , and the first hollow fixing column 331 is provided with a first hollow fixing column 331 passing through the first hollow fixing column 331 and along the The first guide rod 332 of the first hollow fixed column 331 sliding up and down, the top of the first guide rod 332 is fixedly connected with the movable plate 333, and the movable plate 333 is connected with the servo drive assembly 340, and the servo drive assembly 340 is The structure of the servo motor drive 341 + the screw module 342, the bottom of the first guide rod 332 is detachably connected to the upper test needle plate assembly 320, and the servo drive assembly 340 drives the upper test needle plate assembly 320 through the movable plate 333. A guide rod 332 moves up and down along the first hollow fixed column 331 together. A test line connecting plate 350 for fixing and installing the test lines is further provided below the test rack 310, so that the test lines are arranged in an orderly manner and will not be disordered.

Referring to FIGS. 3 , 4 and 10 , the translation mechanism 400 includes two parallel supporting rods 410 installed on the machine table 100 . The guide rail 420 is provided with a mounting plate 430 that slides along the guide rail 420 , and the bottom of the mounting plate 430 is slidably connected to the guide rail 420 through a slider 450 . One end of the mounting plate 430 is connected to the translational drive mechanism 440, and the mounting plate 430 is provided with a second belt-type carrier transfer station and a third belt-type carrier transfer station distributed in parallel along the direction of the guide rail 420, A lower test module 800 is arranged below the third belt-type carrier transfer station. The lower test module 800 is installed in the machine table 100 through the mounting plate 430 , and the translation drive mechanism 440 drives the mounting plate 430 and is mounted on it. The second belt-type carrier transfer station and the third belt-type carrier transfer station move together along the guide rail 420, so that the second belt-type carrier transfer station moves mutually at position II and the empty station outside of position II , make the third belt-type carrier transfer station move mutually at position II and position III, when the third belt-type carrier transfer station moves to position III, the third belt-type carrier transfer station The carrier is located above the lower test module 800 .

Referring to FIG. 3 , FIG. 4 , and FIG. 11 , the lower test module 800 includes a lower test base plate 810 installed in the machine table 100 . The lower test base plate 810 is provided with a plurality of second hollow fixing columns 820 . Inside the two hollow fixing columns 820 are second guide rods 840 that slide along the second hollow fixing columns 820 . A test probe 851 is installed, and the bottom of the lower test probe plate assembly 850 is connected with an ejector rod assembly 860. The ejector rod assembly 860 includes an ejector rod 861 and a guide wheel 862. The top of the ejector rod 861 Connected with the lower test needle board assembly 850, the bottom of the ejector rod 861 is connected with a guide wheel 862, a test slider 820 is arranged below the guide wheel 862, and the upper surface of the test slider 820 is a smooth slope 821 the wedge block. The test slider 820 is connected with the lower test jacking cylinder 860, and the lower test jacking cylinder 860 drives the test slider 820 to move through the ejector rod assembly 860 to remove the lower test needle plate assembly 850 and the test probes mounted thereon. The 851 is lifted up to contact the bottom surface of the PCM product located on the third belt-type carrier conveying station, and the testing mechanism 300 starts to press down the PCM product to complete the test.

3, 4, and 12, the automatic test equipment further includes a defect elimination module 600, the defect elimination module 600 is installed at position I or position IV, and the defect elimination module 600 includes a The four-axis manipulator 610 includes an X-axis moving mechanism 611 , a Y-axis moving mechanism 612 , a Z-axis moving mechanism 613 and an R-axis rotating mechanism 614 , and the four-axis manipulator 610 includes an X-axis moving mechanism 611 , and an R-axis rotating mechanism 614 , and a decoupler module 620 located under the carrier. The bottom of the shaft rotation mechanism 614 is provided with a reclaiming nozzle assembly 615, the reclaiming nozzle assembly 615 is a vacuum reclaiming nozzle assembly 615, the X-axis moving mechanism 611, the Y-axis moving mechanism 612 and the Z-axis moving mechanism 613 is used to control the vacuum reclaiming nozzle assembly 615 to move along the X-axis, Y-axis and Z-axis respectively, and the R-axis rotation mechanism 614 controls the vacuum reclaiming nozzle assembly 615 to rotate along the R-axis. There are two decoupler modules 620, which are respectively installed under the carriers at positions I and IV. The decoupler module 620 includes a decoupler frame 621, and two decoupling frames are provided in the decoupler frame 621. A set of coupler ejection mechanisms 622 and an X-axis translation mechanism 623 are provided. Two sets of coupler ejection mechanisms 622 are installed on the X-axis translation mechanism 623 through a translation movement seat 624. The coupler ejection mechanism 622 is provided with an ejector. 6221 and ejection cylinder 6222, the X-axis translation mechanism 623 is used to move the two sets of coupling ejection mechanisms 622 to the lower part of the defective product, the ejection cylinder 6222 is activated to lift the ejector 6221 upward, and the coupling on the product is device topped off.

1 to 12, the operation process of the automatic test equipment of the present utility model is as follows:

Single-machine operation process: the carrier board flows from the previous station to the carrier transfer station at position I on the testing machine. At position I, the code scanning pressing module 220200 located above position I scans the code of the carrier board. After scanning and positioning, press the connector on the carrier plate, and the carrier plate after pressing the connector is transferred from position I to the carrier transfer station on position II, and the carrier transfer station on position II is moved by the translation mechanism 400. Translate to the test position at position III, the test mechanism 300 at position III and the lower test module 800 work together to test the product, and the product after the test is transferred to the carrier transfer station at position V along with the carrier board. After the test, the good products flow out from position Ⅴ, and the bad products are transferred to position Ⅳ, and are grabbed and discharged by the bad product discharge module above position Ⅳ. After the position VI is transferred to the position III test position, the test mechanism 300 and the lower test module 800 conduct a secondary test on the defective products together.

The serial operation process of multiple machines: the first carrier board flows from the previous station to the carrier transfer station at position I on tester 1. At position I, the scanning code above the position I presses the module 220200 Scan the code on the carrier board, press the connector on the carrier board after scanning the code, and the carrier board after pressing the connector is transferred from position I to the carrier transfer station on position II, and the carrier on position II The tool transfer station is translated by the translation mechanism 400 to the position III test position, the test mechanism 300 located at the position III and the lower test module 800 work together to test the product, and the tested product is transferred to the position V together with the carrier board. the carrier transfer station;

The second carrier board flows from the previous station to the carrier transfer station at position I on the testing machine. At position I, the code scanning and pressing module 220200 located above position I scans the code to determine whether the carrier board is To be tested, press the upper connector on the carrier to be tested, and the carrier after pressing the connector is transferred from position I to the carrier transfer station on position II, and continues to be transferred to the carrier transfer at position IV. After work,

Continue to transfer to the carrier transfer station at the position I of the test machine 2, repeat the operation process on the test machine 1 to the position III of the test machine 2 as above, and the test mechanism 300 on the test machine 2. After the second carrier board is tested and flows out,

Operation flow of a single machine: position I - position II - position III - position IV or position V, repeat the above operation process to complete the test of all carrier boards;

Multi-machine job flow:

The first carrier board, after testing machine 1, position I - position II - position III - position IV or position V;

The second carrier board is directly transmitted to position IV through position I-position II of tester 1, and then flows from position IV to position I on tester 2, and tester 2 then scans the code to determine whether testing is required, repeat Test machine 1 working process;

...

Cycle as above until all carrier boards are tested.

The automatic test equipment of the present utility model sets two parallel distributed first pipelines and second pipelines on the machine 100, and,

Positions I and IV are laid out at both ends of the first assembly line, and positions II are laid out in the middle. The carrier transfer stations at position II in the middle position are in contact with the carrier transfer stations at positions I and IV respectively;

Position VI and position V are laid out at both ends of the second pipeline, position VI corresponds to position I, position V corresponds to position IV, and position III is laid out in the middle of the second pipeline, position III corresponds to position II, and position III corresponds to position II. The carrier transfer station at III is in contact with the carrier transfer stations at position VI and position V respectively;

The above-mentioned design of the structure and layout of the whole machine enables the equipment of the utility model to operate in a single machine, or multiple machines can operate continuously at the same time after multiple machines are arranged in parallel, which greatly improves the testing efficiency of the lithium battery protection board.

When a single machine is operated, the carrier board flows into the equipment and then flows out of the equipment after the test is completed. It only takes 6 seconds to remove the test time. The test time is determined according to the product and the test cabinet; when the test time is too long, multiple devices can be arranged in parallel. That is, multiple devices are connected in series to improve the test speed, and at the same time, multiple devices can run continuously, which is suitable for mass production and greatly reduces the cost.

The above embodiments are only specific embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as limiting the scope of the present invention. It should be pointed out that, for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, and these obvious replacement forms all belong to the protection scope of the present invention.

Claims (10)

1. an automatic test equipment, is characterized in that: comprise, On the machine table, six carrier positions from position I to position VI are set on the machine table. The position I, position II and position IV are sequentially distributed from one side to the other side to form a first assembly line. The position VI, position III and position V are sequentially distributed from one side to the other to form a second assembly line, and the first assembly line and the second assembly line are distributed in parallel; The position I is provided with a first belt-type carrier transmission station for receiving the carriers from the assembly line, and a defective row module or a scan code pressing module is arranged above the position I. The position II is provided with a second belt-type carrier transmission station, and the position III is provided with a third belt-type carrier transmission station, a test mechanism and a lower test module, and the test mechanism and the lower test module are installed. Inside the machine, the testing mechanism is located above the third belt-type carrier transfer station, the lower test module is located below the third belt-type carrier transfer station, and the second belt-type carrier transfer station Both the position and the third belt-type carrier transfer station are mounted on a translation mechanism, and the movement direction of the translation mechanism is opposite to the belt transfer direction of the second belt-type carrier transfer station and the third belt-type carrier transfer station. Vertical, when the equipment is started, the position II is located at the vacant position of the translation mechanism, and the position III is located at the position II and abuts with the position I, for receiving the carrier transmitted by the position I, the translation mechanism is activated, and the position III and Position II is moved together in translation, so that position III is located at the testing mechanism for testing, and position II returns to its original position to contact position I for receiving the carrier transmitted by position I. There is a fourth belt-type carrier transmission station at the position IV, which is used to receive the carrier transmitted at the position II or the position V. Above the position IV, there is a defective sorting module or a scanning code pressing module. The position V is provided with a fifth belt-type carrier transfer station for receiving the carrier transferred from position III, The position VI is provided with a carrier reflow module, which is used to place and transfer the reflowed carrier, and transfer it to the position III for testing. 2. The automatic test equipment according to claim 1, wherein the test mechanism comprises a test rack mounted on a machine table, and the test rack is provided with an upper test needle board assembly, a movable rack and a servo drive assembly , the servo drive assembly and the movable frame are installed on the test frame workbench, the drive end of the servo drive assembly is connected with the movable frame, the drive end of the movable frame is connected with the upper test needle board assembly, the servo drive The component drive movable frame drives the upper test needle board component to move down and press down to test the PCM product. 3 . The automatic test equipment according to claim 2 , wherein the movable frame comprises a first hollow fixed column installed on the test frame workbench, and the first hollow fixed column is provided with a first hollow column passing through the first hollow column. 4 . A hollow fixed column and a first guide rod that slides up and down along the first hollow fixed column, the top of the first guide rod is fixedly connected with the movable plate, the movable plate is connected with the servo drive assembly, and the bottom of the first guide rod It is detachably connected with the upper test needle plate assembly, and the servo drive assembly drives the upper test needle plate assembly to move up and down along the first hollow fixed column together with the first guide rod through the movable plate. 4. The automatic test equipment according to any one of claims 1 to 3, wherein the translation mechanism comprises two parallelly distributed support rods installed on the machine table, and the support rods are arranged in a longitudinal direction. Two long guide rails are distributed in parallel, the guide rail is provided with a mounting plate that slides along the guide rail, one end of the mounting plate is connected to the translation drive mechanism, and the mounting plate is provided with a parallel distributed second belt along the direction of the guide rail A belt-type carrier transfer station and a third belt-type carrier transfer station, a lower test module is arranged below the third belt-type carrier transfer station, and the lower test module is installed in the machine through the mounting plate , the translation drive mechanism drives the mounting plate and the second belt-type carrier transmission station and the third belt-type carrier transmission station installed on it to move along the guide rail together, so that the second belt-type carrier transmission station is in position II and The empty stations outside the position II move with each other, so that the third belt-type carrier transfer station moves with each other at the position II and the position III, and when the third belt-type carrier transfer station moves to the position III, the The carriers on the third belt-type carrier transfer station are located above the lower test module. 5 . The automatic test equipment according to claim 4 , wherein the bottom of the mounting plate is slidably connected to the guide rail through a slider. 6 . 6. The automatic test equipment according to claim 5, wherein the lower test module comprises a lower test base plate installed in the machine table, and a plurality of second hollow fixed columns are arranged on the lower test base plate, so that the The second hollow fixed column is provided with a second guide rod that slides along the second hollow fixed column, and the top of the second guide rod is connected with the lower test needle plate assembly, and the test probe is installed on the lower test needle plate assembly The bottom of the lower test needle plate assembly is connected with the ejector rod assembly, and a test slider is arranged below the ejector rod assembly, and the test slider is connected with the lower test jacking cylinder, and the lower test jack The lifting cylinder drives the test slider to move through the ejector rod assembly, and the lower test needle plate assembly and the test probes installed on it are lifted upward to contact the bottom surface of the PCM product located on the third belt carrier transfer station, and the test mechanism is activated Press down the PCM product to complete the test. 7 . The automatic test equipment according to claim 6 , wherein the ejector rod assembly comprises an ejector rod and a guide wheel, the top of the ejector rod is connected to the lower test needle plate assembly, and the ejector rod The bottom of the rod is connected with the guide wheel. 8 . The automatic test equipment according to claim 7 , wherein the test slider is a wedge-shaped block whose upper surface is a smooth slope. 9 . 9 . The automatic test equipment according to claim 8 , further comprising a defect elimination module, the defect elimination module is installed at position I or position IV, and the defect elimination module comprises a four-axis axis located above the carrier. 10 . The manipulator and the unloader module located under the carrier, the four-axis manipulator includes an X-axis moving mechanism, a Y-axis moving mechanism, a Z-axis moving mechanism and an R-axis rotating mechanism, and the bottom of the R-axis rotating mechanism is provided with a reclaimer The suction nozzle assembly, the reclaiming nozzle assembly is a vacuum reclaiming nozzle assembly, and the X-axis moving mechanism, the Y-axis moving mechanism and the Z-axis moving mechanism are respectively used to control the vacuum reclaiming nozzle assembly along the X-axis, Y-axis, and Y-axis. The axis and Z axis are moved, and the R axis rotation mechanism controls the vacuum reclaiming nozzle assembly to rotate along the R axis. 10 . The automatic test equipment according to claim 9 , wherein there are two disconnector modules, which are installed under the carrier at positions I and IV, respectively, and the disconnector modules include a disconnector module. 11 . There are two sets of coupler ejection mechanisms and an X-axis translation mechanism in the unloading coupler rack. The two sets of coupler ejection mechanisms are installed on the X-axis translation mechanism through a translation moving seat. The ejection mechanism is provided with an ejection piece and an ejection cylinder. The X-axis translation mechanism is used to move the ejection mechanism of the two sets of couplings to the bottom of the defective product. Connector topped off.

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