A fully automatic relay testing machine

Abstract

The invention discloses a fully automatic relay testing machine, comprising a frame, a withstand voltage insulation test station is arranged on the top of the frame, an electrical parameter comprehensive test station is arranged on the frame below the withstand voltage insulation test station, a test station lifting device is arranged on a workbench below the electrical parameter comprehensive test station, the workbench is arranged on the frame, a circulating feeding device is arranged below the test station lifting device, a defective product grabbing and storing device is arranged at the output end of the test station lifting device, the defective product grabbing and storing device is arranged above the circulating feeding device, and a qualified product transfer storage device is arranged at one end of the defective product grabbing and storing device away from the test station lifting device. The present invention will facilitate the required data testing of relays by arranging the withstand voltage insulation test station and the electrical parameter comprehensive test station, and will facilitate the identification and sorting of defective products and qualified products of relays in combination with the defective product grabbing and storing device and the qualified product transfer storage device, thereby ensuring product quality, and will achieve the effect of automatic transportation by utilizing the circulating feeding device.

Description

Technical Field

[0001] The invention relates to the technical field of relay processing, and in particular to a full-automatic relay testing machine. Background Art

[0002] A relay is a commonly used electronic control device. In essence, a relay is an "automatic switch" that uses a smaller current to control a larger current, preventing users from directly manipulating large currents and causing the risk of electric shock. It can play a role in automatic adjustment, safety protection, or circuit conversion, and is therefore widely used in various machines and equipment.

[0003] Relays need to be tested during the production process. The items include withstand voltage and insulation between coils and contacts, between contacts, and between contact groups (IP and OP tests for short); coil resistance, contact resistance, pull-in voltage, release voltage, synchronization time, pull-in time, release time (comprehensive test for short) and BTS test. Then, the basic functions of handling, testing, distinguishing and sorting OK / NG products are completed at the same time. The above processing and inspection steps are still performed manually. This has a low degree of automation, slow detection efficiency, requires a lot of manpower, and often results in missed detection.

[0004] There are some semi-automatic detection equipment on the market, but they are still limited to simple distributed detection and it is difficult to achieve highly integrated continuous automatic detection, which leads to low work efficiency and cannot meet production needs. Summary of the invention

[0005] The purpose of the present invention is to overcome the shortcomings of the prior art and to provide a fully automatic relay testing machine, including a frame, a withstand voltage insulation test station is arranged on the top of the frame, an electrical parameter comprehensive test station is arranged on the frame below the withstand voltage insulation test station, a test station lifting device is arranged on a workbench below the electrical parameter comprehensive test station, the workbench is arranged on the frame, a circulating feeding device is arranged below the test station lifting device, a defective product grabbing and storage device is arranged at the output end of the test station lifting device, the defective product grabbing and storage device is arranged above the circulating feeding device, a qualified product transfer storage device is arranged at one end of the defective product grabbing and storage device away from the test station lifting device, and the input end of the qualified product transfer storage device is arranged above the circulating feeding device.

[0006] Optionally, the withstand voltage insulation test station includes a plurality of insulation withstand voltage testers and BTS instruments, which are arranged in sequence, and the withstand voltage insulation test station is electrically connected to the test station lifting device.

[0007] Optionally, the electrical parameter comprehensive test station includes a plurality of electrical parameter comprehensive measuring instruments and data acquisition instruments, which are arranged in sequence, and the electrical parameter comprehensive test station is electrically connected to the test station lifting device.

[0008] Optionally, the test station lifting device includes a mounting frame, the mounting frame is set on the workbench, the first cylinder is set at the top of the mounting frame, a lifting transmission plate is set at the output end of the first cylinder, and a test station mounting plate is set at the bottom of the lifting transmission plate. A withstand voltage insulation test component and an electrical parameter comprehensive test component are set along the length direction of the test station mounting plate at one end away from the first cylinder.

[0009] Optionally, the voltage-withstand insulation test assembly includes a preparatory test head, a BTS test head, a coil and contact voltage-withstand insulation test head, a contact and contact piece voltage-withstand insulation test head, and a contact assembly voltage-withstand insulation test head; the electrical parameter comprehensive test assembly includes a second cylinder, which is disposed on the test station mounting plate through a support plate, a stripping plate is disposed at the output end of the second cylinder, an electrical parameter comprehensive test head is disposed under the stripping plate, and the electrical parameter comprehensive test head is disposed on the test station mounting plate.

[0010] Optionally, the circulating feeding device includes a first conveyor belt, which is arranged on the workbench, a product loading rack is arranged at the output end of the first conveyor belt, a third cylinder is arranged at the input end of the product loading rack, a push block is arranged at the output end of the third cylinder, a second conveyor belt is arranged at the output end of the product loading rack, a push block is arranged at the output end of the product loading rack and is connected to the output end of the fourth cylinder, the fourth cylinder is arranged at the input end of the second conveyor belt, an L-shaped transfer detection rack is arranged at the output end of the second conveyor belt, a fifth cylinder is arranged at the input end of the L-shaped transfer detection rack, a sixth cylinder is arranged at the opposite end of the fifth cylinder and at the bottom of the L-shaped transfer detection rack, push blocks are arranged at the output ends of the fifth cylinder and the sixth cylinder, the third conveyor belt is arranged at the output end of the L-shaped transfer detection rack, a transition return rack is arranged at the output end of the third conveyor belt, a seventh cylinder is arranged at the input end of the carrier transition return rack, a carrier pushing cylinder is arranged at the connection between the output end of the carrier transition return rack and the input end of the first conveyor belt, a push block is arranged at the output end of the carrier pushing cylinder, and the carrier pushing cylinder is arranged on the first conveyor belt.

[0011] Optionally, the defective product grasping and storage device includes a support column, which is arranged on the workbench, a linear guide rail is arranged on the top of the support column, the linear guide rail is arranged above the third conveyor belt, a screw rod is arranged on the linear guide rail, a transmission block is threadedly connected to the screw rod, one end of the screw rod is connected to the output end of the servo motor, the servo motor is arranged on one end of the linear guide rail, the transmission block is arranged in the linear guide rail, a slide plate is arranged on the transmission block, the slide plate is slidably arranged on the linear guide rail, an eighth cylinder is arranged on the slide plate, an auxiliary mounting plate is arranged at the output end of the eighth cylinder, a ninth cylinder is arranged at the bottom end of the auxiliary mounting plate, a clamp is arranged at the output end of the ninth cylinder, a defective product storage bracket is arranged at one end of the third conveyor belt away from the first conveyor belt, and the defective product storage bracket is arranged below the linear guide rail.

[0012] Optionally, the qualified product transfer and storage device includes a bracket, which is arranged next to one end of the carrier transition return rack, a limit slide rail is arranged on the top of the bracket, a limit slider is arranged on the limit slide rail, one end of the limit slider is connected to the output end of the lifting cylinder, the lifting cylinder is arranged on the bracket, a rotating cylinder is arranged on the limit slider, a rotating transmission plate is arranged at the output end of the rotating cylinder, a tenth cylinder is arranged at the end of the rotating transmission plate away from the rotating cylinder, an auxiliary clamp is arranged at the output end of the tenth cylinder, a receiving tray is arranged next to the bracket, a receiving tray mounting bracket is arranged at the bottom of the receiving tray and is connected to one end of the workbench, one end of the receiving tray is opened, a material guide plate is arranged at the open end of the receiving tray, an eleventh cylinder is arranged on the material guide plate near one end of the bracket, a push plate is arranged at the output end of the eleventh cylinder, a product placement slot is arranged on the material guide plate near one end of the carrier transition return rack, a product push plate is arranged at one end of the product placement slot, the bottom end of the product push plate is connected to the output end of the twelfth cylinder, and the twelfth cylinder is arranged at the bottom of the receiving tray.

[0013] Optionally, a control box is arranged at the bottom of the rack, an operation panel is arranged on the rack next to the electrical parameter comprehensive test station, a computer is arranged at one end of the rack, and an alarm is arranged at the top of the rack. The control box is electrically connected to the operation panel, the alarm, the withstand voltage insulation test station, the electrical parameter comprehensive test station, the test station lifting device, the circulating feeding device, the defective product grabbing and storage device, and the qualified product transfer and storage device.

[0014] Optionally, the first conveyor belt, the second conveyor belt and the third conveyor belt are all provided with a driving shaft, the driving shaft is connected to the output end of the driving motor, and the driving motor is arranged on the workbench.

[0015] The beneficial effects of the present invention are as follows: the structural design is reasonable, and the arrangement of a withstand voltage insulation test station and an electrical parameter comprehensive test station will facilitate the required data testing of the relay to avoid missed detection; at the same time, the combination of a defective product capture and storage device and a qualified product transfer and storage device will facilitate the identification and sorting of defective and qualified products of the relay to ensure product quality; the use of a circulating feeding device will achieve the effect of automatic transportation without manual operation, thereby improving its work efficiency, achieving a highly integrated continuous automatic detection effect, and meeting production needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will now be described by way of example with reference to the accompanying drawings, in which:

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the present invention;

[0019] Figure 3 It is a schematic diagram of the main structure of the present invention;

[0020] Figure 4It is a three-dimensional structural schematic diagram of the workbench and various devices in the present invention;

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the workbench and various devices in the present invention;

[0022] Figure 6 It is a three-dimensional structural schematic diagram of the workbench and various devices in the present invention;

[0023] Figure 7 It is a three-dimensional structural schematic diagram of the circulating feeding device and the test station lifting device in the present invention;

[0024] Figure 8 It is a three-dimensional structural schematic diagram of the circulating feeding device and the test station lifting device in the present invention;

[0025] Fig. 9 It is a schematic diagram of the three-dimensional structure of the defective product grabbing and storing device in the present invention;

[0026] Fig.10 It is a schematic diagram of the three-dimensional structure of the qualified product transfer and storage device in the present invention;

[0027] Fig.11 It is a schematic diagram of the three-dimensional structure of the qualified product transfer and storage device in the present invention.

[0028] In the figure: 1, rack; 2, workbench; 301, BTS instrument; 302, insulation withstand voltage tester; 401, electrical parameter comprehensive measuring instrument; 402, data acquisition instrument; 501, mounting frame; 502, first cylinder; 503, lifting transmission plate; 504, test station mounting plate; 505, preparatory test head; 506, BTS test head; 507, coil and contact withstand voltage insulation test head; 508, contact and contact member withstand voltage insulation test head; 509, contact assembly withstand voltage insulation test head; 510, second cylinder; 511, support plate; 512, stripping plate; 513, electrical parameter comprehensive test head; 601, first conveyor belt; 602, product loading rack; 603, third cylinder; 604, second conveyor belt; 605, fourth cylinder; 606, L-type transport detection rack; 607, fifth cylinder; 608, sixth cylinder; 609, third conveyor belt; 610, transition return rack; 611, seventh cylinder; 612, drive motor; 613, carrier push cylinder; 701, support column; 702, linear guide; 703, servo motor; 704, slide plate; 705, eighth cylinder; 706, auxiliary mounting plate; 707, ninth cylinder; 708, clamping claw; 709, defective product storage bracket; 801, bracket; 802, limit Slide rail; 803, limit slider; 804, lifting cylinder; 805, rotating cylinder; 806, rotating transmission plate; 807, tenth cylinder; 808, auxiliary clamp; 809, receiving tray; 810, receiving tray mounting bracket; 811, material guide plate; 812, eleventh cylinder; 813, product placement slot; 814, product push plate; 815, twelfth cylinder; 901, operation panel; 902, alarm. DETAILED DESCRIPTION

[0029] Any feature disclosed in this specification, unless otherwise stated, can be replaced by other equivalent or alternative features with similar purposes. That is, unless otherwise stated, each feature is only an example of a series of equivalent or similar features.

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] In the description of the invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0032] In the description of the invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, welding, riveting, bonding, etc., or a detachable connection, threaded connection, key connection, pin connection, etc., or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] like Figure 1-11 A fully automatic relay testing machine shown includes a frame 1, a withstand voltage insulation test station is arranged at the top of the frame 1, an electrical parameter comprehensive test station is arranged on the frame 1 below the withstand voltage insulation test station, a test station lifting device is arranged on a workbench 2 below the electrical parameter comprehensive test station, the workbench 2 is arranged on the frame 1, a circulating feeding device is arranged below the test station lifting device, a defective product grabbing and storage device is arranged at the output end of the test station lifting device, the defective product grabbing and storage device is arranged above the circulating feeding device, a qualified product transfer storage device is arranged at one end of the defective product grabbing and storage device away from the test station lifting device, and the input end of the qualified product transfer storage device is arranged above the circulating feeding device. It should be noted that the working of the circulating feeding device will recycle the carrier to cooperate with the product to achieve the automatic feeding effect and improve its working efficiency. The working of the test station lifting device will adjust the working height of the test station according to the demand to be suitable for testing products of different specifications and sizes. At the same time, the defective product grabbing and storage device will not need to be manually sorted to avoid defective products from entering the market for use and ensure product quality. The qualified product transfer storage device will not need to be manually transported to achieve the effect of automatically transporting products, which is convenient for subsequent product storage and transportation.

[0034] Specifically, the withstand voltage insulation test station includes several insulation withstand voltage testers 302 and BTS instruments 301, which are arranged in sequence, and the withstand voltage insulation test station is electrically connected to the test station lifting device. It should be noted that the BTS instrument 301 was purchased from Lingjiu Yingdian (Xiamen) Industrial Technology Co., Ltd., and the insulation withstand voltage tester 302 was purchased from Nanjing Southeast Electronic Technology Co., Ltd.

[0035] Specifically, the electrical parameter comprehensive test station includes a plurality of electrical parameter comprehensive measuring instruments 401 and data acquisition instruments 402, which are arranged in sequence, and the electrical parameter comprehensive test station is electrically connected to the test station lifting device. It should be noted that the electrical parameter comprehensive measuring instrument 401 is purchased from Shenzhen Zhongjing Microelectronics Technology Development Co., Ltd., and the data acquisition instrument 402 is purchased from Ningbo Yongshu Intelligent Technology Co., Ltd.

[0036] Specifically, the test station lifting device includes a mounting frame, the mounting frame 501 is arranged on the workbench 2, the first cylinder 502 is arranged at the top of the mounting frame 501, the lifting transmission plate 503 is arranged at the output end of the first cylinder 502, the test station mounting plate 504 is arranged at the bottom end of the lifting transmission plate 503, and the end of the test station mounting plate 504 away from the first cylinder 502 is arranged along its length direction. It should be noted that the first cylinder 502 drives the lifting transmission plate 503 to drive the lifting transmission plate 503 so that the test station mounting plate 504 drives the pressure insulation test assembly and the electrical parameter comprehensive test assembly to move up and down to the required working position.

[0037] Specifically, the withstand voltage insulation test assembly includes a preparatory test head 505, a BTS test head 506, a coil and contact withstand voltage insulation test head 507, a contact and contact member withstand voltage insulation test head 508, and a contact assembly withstand voltage insulation test head 509. The electrical parameter comprehensive test assembly includes a second cylinder 510, which is arranged on the test station mounting plate 504 through a support plate 511. A stripper plate 512 is arranged at the output end of the second cylinder 510, and an electrical parameter comprehensive test head 513 is arranged below the stripper plate 512. The electrical parameter comprehensive test head 513 is arranged on the test station mounting plate 504. It should be noted that the second cylinder 510 works to push the stripper plate 512 to cooperate with the electrical parameter comprehensive test head 513 to reset the product on the circulating feeding device after the product test is completed, so as to facilitate the product to be transported to the desired position;

[0038] The preparatory test head 505, the BTS test head 506, the coil and contact withstand voltage insulation test head 507, the contact and contact member withstand voltage insulation test head 508, the contact assembly withstand voltage insulation test head 509 and the electrical parameter comprehensive test head 513 are each provided with two workstations.

[0039] Specifically, the circulating feeding device includes a first conveyor belt 601, the first conveyor belt 601 is arranged on the workbench 2, a product loading rack 602 is arranged at the output end of the first conveyor belt 601, a third cylinder 603 is arranged at the input end of the product loading rack 602, a push block is arranged at the output end of the third cylinder 603, a second conveyor belt 604 is arranged at the output end of the product loading rack 602, a push block is arranged at the output end of the product loading rack 602 and is connected to the output end of the fourth cylinder 605, the fourth cylinder 605 is arranged at the input end of the second conveyor belt 604, an L-shaped transfer detection rack 606 is arranged at the output end of the second conveyor belt 604, and a fifth cylinder 606 is arranged at the input end of the L-shaped transfer detection rack 606 Cylinder 607, the sixth cylinder 608 is arranged at the opposite end of the fifth cylinder 607 at the bottom of the L-shaped transfer detection frame 607, the output ends of the fifth cylinder 607 and the sixth cylinder 608 are both provided with push blocks, the output end of the L-shaped transfer detection frame 606 is provided with a third conveyor belt 609, the output end of the third conveyor belt 609 is provided with a transition return rack 610, the input end of the carrier transition return rack 610 is provided with a seventh cylinder 611, the connection between the output end of the carrier transition return rack 610 and the input end of the first conveyor belt 601 is provided with a carrier pushing cylinder 613, a push block is arranged at the output end of the carrier pushing cylinder 613, and the carrier pushing cylinder 613 is provided on the first conveyor belt 601. It should be noted that a plurality of carriers are arranged on the first conveyor belt 601, the product loading rack 602, the second conveyor belt 604, the L-shaped transfer detection rack 606, the third conveyor belt 609 and the carrier transition return rack 610, and the carriers of the product loading rack 602 are used to place the products on the carriers in sequence through the cooperation of the manipulator;

[0040] The third cylinder 603 cooperates with the product loading rack 602 to push the carrier to the second conveyor belt 604, the fourth cylinder 605 cooperates with the second conveyor belt 604 to push the carrier and the product to the L-shaped transfer and inspection rack 606, the fifth cylinder 607 and the sixth cylinder 608 cooperate with the L-shaped transfer and inspection rack 606 to push the carrier and the product to the bottom of the test station lifting device for inspection, the seventh cylinder 611 and the carrier pushing cylinder 613 cooperate with the carrier transition return rack 610 to push the carrier to the first conveyor belt 601, thereby achieving the carrier circulation feeding effect.

[0041] Specifically, the defective product grabbing and storage device includes a support column 701, which is arranged on the workbench 2. A linear guide 702 is arranged on the top of the support column 701. The linear guide 702 is arranged above the third conveyor belt 609. A screw is arranged on the linear guide 702. A transmission block is threadedly connected to the screw. One end of the screw is connected to the output end of the servo motor 703. The servo motor 703 is arranged on one end of the linear guide. The transmission block is arranged in the linear guide 702. A slide plate 704 is arranged on the transmission block. The slide plate 704 is slidably arranged on the linear guide 702. An eighth cylinder 705 is arranged on the slide plate 704. An auxiliary mounting plate 706 is arranged at the output end of the eighth cylinder 705. A ninth cylinder 707 is arranged at the bottom end of the auxiliary mounting plate 706. A clamp 708 is arranged at the output end of the ninth cylinder 707. A defective product storage bracket 709 is arranged at one end of the third conveyor belt 609 away from the first conveyor belt 601. The defective product storage bracket 709 is arranged below the linear guide 702. It should be noted that the servo motor 703 drives the screw rod to rotate so that the transmission block slides on the linear guide rail 702, thereby driving the slide plate 704, and the eighth cylinder 705 and the ninth cylinder 707 move to the required working position, and the ninth cylinder 707 works to move the clamping claw 708 to clamp the defective product and transport it to the defective product storage bracket 709;

[0042] Several product placement slots are provided on the defective product storage bracket 709. A push block is provided at one end of the product placement slot. The push block is connected to the output end of the cylinder. The cylinder is provided at the bottom end of the defective product storage bracket 709. The cylinder works in conjunction with the push block to facilitate pushing defective products onto the product placement slot, thereby accumulating defective products for subsequent processing.

[0043] Specifically, the qualified product transfer and storage device includes a bracket 801, which is arranged beside one end of the carrier transition return rack 610, a limiting slide rail 802 is arranged on the top of the bracket 801, a limiting slider 803 is arranged on the limiting slide rail 802, one end of the limiting slider 803 is connected to the output end of the lifting cylinder 804, the lifting cylinder 804 is arranged on the bracket 801, a rotating cylinder 805 is arranged on the limiting slider 803, a rotating transmission plate 806 is arranged at the output end of the rotating cylinder 805, a tenth cylinder 807 is arranged at the end of the rotating transmission plate 806 away from the rotating cylinder 805, and an auxiliary clamp 808 is arranged at the output end of the tenth cylinder 807. A material receiving tray 809 is arranged next to 801, and a material receiving tray mounting bracket 810 is arranged at the bottom of the material receiving tray 809 and is connected to one end of the workbench 2. One end of the material receiving tray 809 is opened, and a material guide plate 811 is arranged at the open end of the material receiving tray. An eleventh cylinder 812 is arranged at one end of the material guide plate 811 close to the bracket 801, and a push plate is arranged at the output end of the eleventh cylinder 812. A product placement groove 813 is arranged at one end of the material guide plate 811 close to the carrier transition return rack 610, and a product push plate 814 is arranged at one end of the product placement groove 813, and the bottom end of the product push plate 814 is connected to the output end of the twelfth cylinder 815, and the twelfth cylinder 815 is arranged at the bottom of the material receiving tray 809. It should be noted that the lifting cylinder 804 works to make the limit slider 803 cooperate with the limit slide rail 802 to drive the rotating cylinder 805 and the tenth cylinder 807 to move to the required working position, and the tenth cylinder 807 works in cooperation with the auxiliary clamp 808 to clamp the qualified products, and then the rotating cylinder 805 works to rotate the qualified products to above the product placement slot 813, and the auxiliary clamp 808 is released to allow the qualified products to enter the product placement slot 813, and the twelfth cylinder 815 works in cooperation with the product push plate 814 to push the qualified products into the guide plate 811 in turn, and then the eleventh cylinder 812 works to drive the push plate to move, so that the whole row of qualified products are pushed into the receiving tray 809 for orderly arrangement, which is convenient for subsequent handling and processing.

[0044] Specifically, a control box is set at the bottom of the rack 1, an operation panel 901 is set on the rack 1 next to the electrical parameter comprehensive test station, a computer is set at one end of the rack 1, and an alarm 902 is set at the top of the rack. The control box is electrically connected to the operation panel 901, the alarm 902, the withstand voltage insulation test station, the electrical parameter comprehensive test station, the test station lifting device, the circulating feeding device, the defective product grabbing storage device and the qualified product transfer storage device. It should be noted that when the above devices are in abnormal operation, the proximity switch will make the alarm 902 sound, which is convenient for the staff to find out in time.

[0045] Specifically, the first conveyor belt 601, the second conveyor belt 604 and the third conveyor belt 609 are all provided with a driving shaft, which is connected to the output end of the driving motor 612, and the driving motor 612 is arranged on the workbench 2. It should be noted that the driving motor 612 is connected to the workbench 2 through a mounting seat, and the output end of the driving motor 612 is connected to the driving shaft through a reducer and a coupling.

[0046] The working principle of this specific embodiment is as follows: first, the first conveyor belt 601, the second conveyor belt 604, and the third conveyor belt 609 are operated by the driving motor 612, and then the carrier is placed on the first conveyor belt 601 in sequence. When the carrier reaches the product loading rack 602, the third cylinder 603 is operated to push the carrier in sequence, and the relay is placed on the carrier in sequence in cooperation with the manipulator. When the carrier reaches the output end of the product loading rack 602, the fourth cylinder 605 is operated to push the relay and the carrier into the second conveyor belt 604. When the relay and the carrier reach the output end of the second conveyor belt 604, the fifth cylinder 607 and the sixth cylinder 608 are operated to push the relay and the carrier into the L-shaped transport detection rack 606.

[0047] The relay enters the testing station, and the first cylinder 502 drives the lifting transmission plate 503, so that the test station installation plate 504 drives the preparation test head 505, the BTS test head 506, the coil and contact withstand voltage insulation test head 507, the contact and contact member withstand voltage insulation test head 508, the contact assembly withstand voltage insulation test head 509 and the electrical parameter comprehensive test head 513 to move up and down to the required working position. The second cylinder 510 drives the stripping plate 512 to cooperate with the electrical parameter comprehensive test head 513 to restore the product to the L-shaped transport and testing frame 606 after the product test is completed.

[0048] When a defective product is detected, the servo motor 703 works to drive the screw to rotate so that the transmission block slides on the linear guide 702, and then drives the slide plate 704, and the eighth cylinder 705 and the ninth cylinder 707 move to the required working position. The ninth cylinder 707 works to move the clamp 708 to clamp the defective product and transport it to the defective product storage bracket 709. The qualified product will enter the third conveyor belt 609. When the product reaches the output end of the third conveyor belt 609, the seventh cylinder 611 and the carrier push cylinder 613 cooperate with the carrier transition return rack 610 to push the carrier to the first conveyor belt 601, thereby achieving the carrier circulation feeding effect;

[0049] During the above process, the lifting cylinder 804 works to make the limit slider 803 cooperate with the limit slide rail 802 to drive the rotating cylinder 805 and the tenth cylinder 807 to move to the required working position, and the tenth cylinder 807 works to cooperate with the auxiliary clamp 808 to clamp the qualified product, and then the rotating cylinder 805 works to rotate the qualified product to the top of the product placement slot 813, and the auxiliary clamp 808 is released to allow the qualified product to enter the product placement slot 813, and the twelfth cylinder 815 works to cooperate with the product push plate 814 to push the qualified products into the guide plate 811 in turn, and then the eleventh cylinder 812 works to drive the push plate to move, so that the whole row of qualified products are pushed into the receiving tray 809 for orderly arrangement, and then the lifting cylinder 804, the rotating cylinder 805, the tenth cylinder 807, the twelfth cylinder 815 and the eleventh cylinder 812 are all reset, and this cycle can be repeated.

[0050] The present invention is not limited to the above-mentioned specific embodiments, but extends to any new features or any new combination disclosed in this specification, as well as any new method or process steps or any new combination disclosed.

Claims

1. A fully automatic relay testing machine, characterized in that: It comprises a frame, a withstand voltage insulation test station is arranged on the top of the frame, an electrical parameter comprehensive test station is arranged on the frame below the withstand voltage insulation test station, a test station lifting device is arranged on a workbench below the electrical parameter comprehensive test station, the workbench is arranged on the frame, a circulating feeding device is arranged below the test station lifting device, a defective product grabbing and storing device is arranged at the output end of the test station lifting device, the defective product grabbing and storing device is arranged above the circulating feeding device, a qualified product transfer storage device is arranged at one end of the defective product grabbing and storing device away from the test station lifting device, and the input end of the qualified product transfer storage device is arranged above the circulating feeding device; The test station lifting device comprises a mounting frame, the mounting frame is arranged on the workbench, a first cylinder is arranged at the top of the mounting frame, a lifting transmission plate is arranged at the output end of the first cylinder, a test station mounting plate is arranged at the bottom end of the lifting transmission plate, and a withstand voltage insulation test component and an electrical parameter comprehensive test component are arranged along the length direction of the test station mounting plate at one end away from the first cylinder; The withstand voltage insulation test assembly includes a preparatory test head, a BTS test head, a coil and contact withstand voltage insulation test head, a contact and contact member withstand voltage insulation test head, and a contact assembly withstand voltage insulation test head. The electrical parameter comprehensive test assembly includes a second cylinder, which is arranged on the test station mounting plate through a support plate, a stripping plate is arranged at the output end of the second cylinder, an electrical parameter comprehensive test head is arranged below the stripping plate, and the electrical parameter comprehensive test head is arranged on the test station mounting plate. The circulating feeding device includes a first conveyor belt, which is arranged on the workbench, a product loading rack is arranged at the output end of the first conveyor belt, a third cylinder is arranged at the input end of the product loading rack, a push block is arranged at the output end of the third cylinder, a second conveyor belt is arranged at the output end of the product loading rack, a push block is arranged at the output end of the product loading rack and is connected with the output end of the fourth cylinder, the fourth cylinder is arranged at the input end of the second conveyor belt, an L-shaped transfer detection rack is arranged at the output end of the second conveyor belt, a fifth cylinder is arranged at the input end of the L-shaped transfer detection rack, a sixth cylinder is arranged at the opposite end of the fifth cylinder at the bottom end of the L-shaped transfer detection rack, push blocks are arranged at the output ends of the fifth cylinder and the sixth cylinder, the third conveyor belt is arranged at the output end of the L-shaped transfer detection rack, a transition return rack is arranged at the output end of the third conveyor belt, a seventh cylinder is arranged at the input end of the carrier transition return rack, a carrier pushing cylinder is arranged at the connection between the output end of the carrier transition return rack and the input end of the first conveyor belt, a push block is arranged at the output end of the carrier pushing cylinder, and the carrier pushing cylinder is arranged on the first conveyor belt.

2. A fully automatic relay testing machine according to claim 1, characterized in that: The withstand voltage insulation test station comprises a plurality of insulation withstand voltage testers and BTS instruments, which are arranged in sequence. The withstand voltage insulation test station is electrically connected to the test station lifting device.

3. A fully automatic relay testing machine according to claim 1, characterized in that: The electrical parameter comprehensive test station includes a plurality of electrical parameter comprehensive measuring instruments and data acquisition instruments, which are arranged in sequence. The electrical parameter comprehensive test station is electrically connected to the test station lifting device.

4. A fully automatic relay testing machine according to claim 1, characterized in that: The defective product grabbing and storing device includes a support column, which is arranged on the workbench, a linear guide rail is arranged on the top of the support column, and the linear guide rail is arranged above the third conveyor belt. A lead screw is arranged on the linear guide rail, and a transmission block is threadedly connected to the lead screw, one end of the lead screw is connected to the output end of the servo motor, and the servo motor is arranged on one end of the linear guide rail. The transmission block is arranged in the linear guide rail, a slide plate is arranged on the transmission block, and the slide plate is slidably arranged on the linear guide rail. An eighth cylinder is arranged on the slide plate, an auxiliary mounting plate is arranged at the output end of the eighth cylinder, a ninth cylinder is arranged at the bottom end of the auxiliary mounting plate, and a clamp is arranged at the output end of the ninth cylinder. A defective product storage bracket is arranged at one end of the third conveyor belt away from the first conveyor belt, and the defective product storage bracket is arranged below the linear guide rail.

5. A fully automatic relay testing machine according to claim 1, characterized in that: The qualified product transfer and storage device includes a bracket, which is arranged beside one end of the carrier transition return rack, a limiting slide rail is arranged on the top of the bracket, a limiting slider is arranged on the limiting slide rail, one end of the limiting slider is connected to the output end of the lifting cylinder, the lifting cylinder is arranged on the bracket, a rotating cylinder is arranged on the limiting slider, a rotating transmission plate is arranged at the output end of the rotating cylinder, a tenth cylinder is arranged at one end of the rotating transmission plate away from the rotating cylinder, an auxiliary clamp is arranged at the output end of the tenth cylinder, and a A material receiving tray is arranged, a material receiving tray mounting bracket is arranged at the bottom of the material receiving tray and is connected to one end of the workbench, one end of the material receiving tray is opened, a material guide plate is arranged at the open end of the material receiving tray, an eleventh cylinder is arranged at one end of the material guide plate close to the bracket, a push plate is arranged at the output end of the eleventh cylinder, a product placement groove is arranged at one end of the material guide plate close to the carrier transition return rack, a product push plate is arranged at one end of the product placement groove, the bottom end of the product push plate is connected to the output end of the twelfth cylinder, and the twelfth cylinder is arranged at the bottom of the material receiving tray.

6. A fully automatic relay testing machine according to claim 1, characterized in that: A control box is arranged in the bottom end of the rack, an operation panel is arranged on the rack next to the electrical parameter comprehensive test station, a computer is arranged on one end of the rack, and an alarm is arranged on the top of the rack. The control box is electrically connected to the operation panel, the alarm, the withstand voltage insulation test station, the electrical parameter comprehensive test station, the test station lifting device, the circulating feeding device, the defective product grabbing and storing device, and the qualified product transporting and storing device respectively.

7. A fully automatic relay testing machine according to claim 1, characterized in that: The first conveyor belt, the second conveyor belt and the third conveyor belt are all provided with a driving shaft, the driving shaft is connected to the output end of the driving motor, and the driving motor is arranged on the workbench.

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