A double-station high-speed automatic test machine

Abstract

The application relates to the technical field of non-standard automation equipment, in particular to a double-station high-speed automatic testing machine; a lower-pressing testing assembly is assembled in the middle of a rack tabletop, an upper feeding assembly and a lower feeding assembly are arranged on the two sides of the lower-pressing testing assembly; a carrying assembly is arranged above the upper feeding assembly and the lower feeding assembly; the rack tabletop is provided with a lower recessed groove, a material disc bracket is located at the disc feeding end of the upper feeding assembly and the lower feeding assembly; the carrying assembly is further provided with an upper detection camera, and a lower positioning camera is further arranged on the rack tabletop; the application optimizes the overall structure, realizes automatic product feeding and discharging through the upper and lower feeding assemblies, reduces the time cost of manual work, the modular lower-pressing testing assembly can meet the requirements of various testing types and product types, and the overall applicability is expanded; and the material disc carrying and product sorting and carrying are integrated through the integrated carrying assembly, the equipment space volume is reduced, and the testing efficiency and precision are improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of non-standard automation equipment, in particular to a double-station high-speed automatic testing machine. BACKGROUND

[0002] A printed circuit board is an important electronic component, is a support body of electronic components, and is a carrier for electrical connection of electronic components. In a circuit board production process, products are detected before leaving the factory, and in the prior art, many are detected by manual visual inspection, and a few are detected by instruments.

[0003] Therefore, the test device of the format is an important equipment required by such production enterprises, and is usually used for appearance, assembly or internal power-on detection of various detection operations in cooperation with a format fixture; although the test and detection efficiency is improved to a certain extent, manual feeding and discharging and material transfer are still required; and the staff training cost of each operation is high.

[0004] The test mode of the downward pressing type is a basic action of most test operations, and the precision detection test is performed through matched fixtures; and the downward pressing action can also realize part of the power-on test operation; therefore, the test device for such products lacks a universal and automatic device capable of improving the overall process efficiency. SUMMARY

[0005] The application aims to provide a double-station high-speed automatic testing machine to solve the above technical problems.

[0006] To achieve the above purpose, the application provides the following technical scheme.

[0007] A double-station high-speed automatic testing machine comprises a device rack, an upper machine cover, a rack table surface provided with a feeding assembly, a discharging assembly, a carrying assembly, a downward pressing test assembly and a tray carrier, and the feeding assembly and the discharging assembly are arranged on both sides of the downward pressing test assembly.

[0008] The downward pressing test assembly is assembled in the middle of the rack table surface, the feeding assembly and the discharging assembly are arranged on both sides of the downward pressing test assembly, the carrying assembly is arranged above the feeding assembly and the discharging assembly, the rack table surface is provided with a lower groove position for assembling the tray carrier, and the tray carrier is located at the tray entering end of the feeding assembly and the discharging assembly.

[0009] The carrying assembly is further provided with an upper detection camera, and the rack table surface is further provided with a lower positioning camera, and the lower positioning camera is located beside the downward pressing test assembly.

[0010] Further, the feeding assembly comprises a feeding conveying track and a feeding limiting mechanism; the feeding limiting mechanism comprises a feeding limiting rotary cylinder and a feeding limiting block, the feeding limiting rotary cylinder is fixed inside the feeding conveying track, and an output end of the feeding limiting rotary cylinder is connected with the feeding limiting block; a collecting tray support is arranged below an end of the feeding conveying track, and a tray jacking cylinder is assembled on the collecting tray support; a feeding stopper is arranged at the end of the feeding conveying track;

[0011] Further, the discharging assembly comprises a discharging conveying track and a discharging limiting mechanism; the discharging limiting mechanism comprises a discharging limiting rotary cylinder and a discharging limiting block, the discharging limiting rotary cylinder is fixed inside the discharging conveying track, and an output end of the discharging limiting rotary cylinder is connected with the discharging limiting block; a full tray collecting support is arranged below an end of the discharging conveying track, and a tray jacking cylinder is assembled on the full tray collecting support; a discharging stopper is arranged at the end of the discharging conveying track;

[0012] Further, the tray bracket is driven by a Z-lifting air cylinder and comprises a material tray plate and an empty tray plate;

[0013] Further, the carrying assembly comprises a carrying frame, a lower cross frame and an upper sliding frame; the upper detection camera is slidingly installed on the upper sliding frame; the upper carrying driving module and the lower carrying driving module are assembled on the lower cross frame; the upper carrying driving module is provided with an upper carrying connecting plate, and the upper carrying connecting plate is assembled with an upper carrying telescopic cylinder; the lower carrying driving module is provided with a lower carrying connecting plate, and the lower carrying connecting plate is assembled with a lower carrying telescopic cylinder; the execution ends of the upper carrying telescopic cylinder and the lower carrying telescopic cylinder are both provided with a grabbing clamp;

[0014] Further, the back surface of the lower cross frame is further provided with a tray carrying linear motor, the tray carrying frame is assembled at an output end of the tray carrying linear motor, and a plurality of suction disc nozzles are installed on the lower surface of the tray carrying frame;

[0015] Further, the carrying frame is further provided with a waste collecting box;

[0016] Further, the lower pressing test assembly comprises a test base, an auxiliary frame and a test sliding table; a driving lead screw is arranged on each of the test bases, and the test sliding table is assembled on the sliding block of the driving lead screw; a positioning plate is arranged on the test sliding table; the auxiliary frame is arranged above the test base in a cross manner, a test cylinder is assembled on the auxiliary frame, and a connecting plate is arranged at the execution end of the test cylinder; and the connecting plate is assembled with a test jig at a lower end surface thereof;

[0017] Further, a control host is further included, and the control host is electrically connected with the feeding assembly, the discharging assembly, the carrying assembly, the lower pressing test assembly, the tray bracket, the upper detection camera and the lower positioning camera;

[0018] Compared with the prior art, the present application has the following advantages:

[0019] By adopting the present application, the overall structure is optimized, the automatic product feeding and discharging is realized through the feeding and discharging assembly, the time cost of manual work is reduced, the modularized design of the down-pressing test assembly can realize the requirements of various test types and product types, the overall applicability is expanded, and the test efficiency and precision are improved as a whole through the integration of the carrying assembly and the tray carrying and product sorting. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic diagram of the overall structure of the present application;

[0021] Figure 2 is a schematic diagram of the internal structure of the present application;

[0022] Figure 3 is a schematic diagram of the internal structure of the present application after part of the internal structure is hidden;

[0023] Figure 4 is a front oblique view of the carrying assembly of the present application;

[0024] Figure 5 is a rear oblique view of the carrying assembly of the present application;

[0025] Figure 6 is a schematic diagram of the down-pressing test assembly structure of the present application; DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0027] Reference Figures 1-6 As shown in the figure, a double-station high-speed automatic test machine includes a device rack 100 and an upper machine cover 200. The device rack 100 is provided with a rack table top 110, which is assembled with a feeding assembly 300, a discharging assembly 400, a carrying assembly 500, a down-pressing test assembly 600, and a tray holder 700.

[0028] The down-pressing test assembly 600 is assembled in the middle of the rack table top 110, and the feeding assembly 300 and the discharging assembly 400 are respectively arranged on both sides of the down-pressing test assembly 600. The carrying assembly 500 is erected above the feeding assembly 300 and the discharging assembly 400. The rack table top 110 is provided with a lower groove position for assembling the tray holder 700, and the tray holder 700 is located at the tray-in end of the feeding assembly 300 and the discharging assembly 400.

[0029] The carrying assembly 500 is also provided with an upper detection camera 900, and the rack table top 110 is also provided with a lower positioning camera 800 located beside the lower pressing test assembly 600;

[0030] Further, the feeding assembly 300 comprises a feeding conveying track 310 and a feeding limiting mechanism; the feeding limiting mechanism comprises a feeding limiting rotary cylinder 320 and a feeding limiting block 330, the feeding limiting rotary cylinder 320 is fixed inside the feeding conveying track 310, and the output end of the feeding limiting rotary cylinder 320 is connected with the feeding limiting block 330; a receiving empty tray support 340 is arranged below the end of the feeding conveying track 310, and a tray jacking cylinder is assembled on the receiving empty tray support 340; a feeding stopper 350 is arranged at the end of the feeding conveying track 310; the discharging assembly 400 comprises a discharging conveying track 410 and a discharging limiting mechanism; the discharging limiting mechanism comprises a discharging limiting rotary cylinder 420 and a discharging limiting block 430, the discharging limiting rotary cylinder 420 is fixed inside the discharging conveying track 410, and the output end of the discharging limiting rotary cylinder 420 is connected with the discharging limiting block 430; a receiving full tray support 440 is arranged below the end of the discharging conveying track 310, and a tray jacking cylinder is assembled on the receiving full tray support 440; a discharging stopper 450 is arranged at the end of the discharging conveying track 410;

[0031] In the embodiment, the feeding assembly 300 and the discharging assembly 400 are both auxiliary transfer assemblies of the tray, and the working principles are the same, and only the working process of one of them is described in the embodiment; the first end of the feeding conveying track 310 is used for receiving the tray with the products to be detected carried by the carrying assembly 500; the feeding conveying track 310 is internally provided with a motor-driven transmission belt, the tray is transported to a buffer position, and then positioned and limited by the feeding limiting mechanism; the feeding limiting block 330 is driven to rotate by the feeding limiting rotary cylinder 320, the feeding limiting block 330 is rotated upward to position the tray; the carrying assembly is waited for to carry the products in the next step; after the carrying is completed, the feeding limiting block 330 is reset by the feeding limiting rotary cylinder 320, the empty tray is continuously transported, and then transported to the end above the receiving empty tray support 340; the tray jacking cylinder on the receiving empty tray support 340 is jacked up, at this time, the feeding stopper 350 can be turned outward when the tray is lifted up, so that the tray edge passes through, and after the tray jacking cylinder is retracted, the tray falls and abuts against the top of the feeding stopper 350, thereby achieving the effect of the tray being lifted up; the feeding stopper 350 is designed in one direction, and the lifted empty tray does not affect the empty tray transported in the next working process;

[0032] The working sequence and state of each component in the discharging assembly 400 are the same as those in the feeding assembly 300, and the difference lies in that the tray transported by the discharging assembly 400 is a full tray filled with products; the end of the discharging conveying track 410 is arranged as the receiving full tray support 440.

[0033] Further, the tray carrier 700 is driven by a Z-lifting air cylinder, comprising a material tray plate 720 and an empty tray plate 710;

[0034] In this embodiment, the tray carrier 700 is driven by two groups of Z-axis lifting air cylinders, for pushing the material tray plate 720 and the empty tray plate 710 respectively; the material tray plate 720 is close to the feeding assembly 300, and places the material tray to be detected; the empty tray plate 710 is close to the discharging assembly 400, and places the empty tray for carrying the good material after detection;

[0035] Further, the conveying assembly 500 comprises a conveying frame 510, a lower cross frame 520 and an upper sliding frame 530; the upper detection camera 900 is slidingly installed on the upper sliding frame 530; the lower cross frame 520 is provided with a feeding conveying driving module 541 and a discharging conveying driving module 542; the feeding conveying driving module 541 is provided with a feeding conveying connecting plate 551, and the feeding conveying connecting plate 551 is provided with a feeding conveying telescopic cylinder 561; the discharging conveying driving module 542 is provided with a discharging conveying connecting plate 552, and the discharging conveying connecting plate 552 is provided with a discharging conveying telescopic cylinder 562; the execution ends of the feeding conveying telescopic cylinder 561 and the discharging conveying telescopic cylinder 562 are provided with grabbing clamps; further, the back of the lower cross frame 520 is further provided with a tray conveying linear motor 571, and a tray conveying frame 572 is installed on the output end of the tray conveying linear motor 571; a plurality of suction cup air nozzles 573 are installed on the lower single face of the tray conveying frame 572; further, the conveying frame 510 is further provided with a waste collecting box 580;

[0036] In this embodiment, the conveying assembly 500 is a whole transfer mechanism; in the initial tray placing stage, the tray conveying linear motor 571 is powered to drive the tray conveying frame 572 to reciprocate above the material tray plate 720 and the empty tray plate 710, and the material tray is adsorbed by the suction cup air nozzle 573, and the material tray is conveyed to the feeding assembly 300, and the empty tray is conveyed to the discharging assembly 400;

[0037] When the upper feeding assembly 300 and the lower feeding assembly 400 transfer the feeding tray thereon to the buffer area, first, the upper detection camera 900 detects the feeding tray located in the upper feeding buffer area from the top perspective, and according to the detection result, the upper feeding conveying drive module 541 drives the upper feeding conveying telescopic cylinder 561 to cooperate with the grabbing gripper to perform preliminary screening, and the unqualified material is placed in the waste material collecting box 580; the qualified material is conveyed to the lower pressing test assembly 600 for test operation, before being conveyed to the test assembly 600, the lower feeding conveying telescopic cylinder 562 hovers above the lower positioning camera 800 for positioning calibration, so as to ensure the accurate placement position of the conveying to the lower pressing test assembly 600; after the test of the lower pressing test assembly 600 is completed, the lower feeding conveying telescopic cylinder 562 is driven by the lower feeding drive module 542 to cooperate with the grabbing gripper to remove the waste material, the unqualified material is placed in the waste material collecting box 580, and the qualified product is placed in the empty tray placed in the buffer area of the lower feeding assembly 400.

[0038] Further, the lower pressing test assembly 600 comprises a test base frame 610, an auxiliary frame 620, and a test sliding table 630; a plurality of driving lead screws 611 are arranged on the test base frame 610, and the test sliding table 630 is assembled on the sliding blocks 612 of the driving lead screws 611; a positioning plate 631 is arranged on the test sliding table 630; the auxiliary frame 620 is bridged above the test base frame 610, and a test cylinder 641 is assembled on the auxiliary frame 620; and a connecting plate 642 is arranged at the execution end of the test cylinder 641, and a test jig 640 is assembled on the lower end surface of the connecting plate 642.

[0039] In the embodiment, four test base frames 610 are arranged in parallel to bear the test sliding table 630, and the test sliding table 630 is slidably connected with the test base frame 610 through the driving lead screw 611; the positioning plate 611 is arranged on the test sliding table 630, and the upper feeding conveying telescopic cylinder 561 cooperates with the grabbing gripper to place the material to be tested on the positioning plate 611 for waiting for test; the main test mode is precision test through the test jig 640, and the test jig 640 can be quickly replaced and maintained according to different products and test requirements; the auxiliary frame 620 is used for mounting the test cylinder 641, and the connecting plate 642 at the end of the test cylinder 641 is used for assembling the test jig 640; the test assembly 600 is modularly designed, and each of the test base frame 610, the test sliding table 630 and the test jig 640 can be replaced and maintained according to different test requirements and product types, thereby widening the overall applicability.

[0040] Further, a control host is further included, and the control host is electrically connected with the upper feeding assembly 300, the lower feeding assembly 400, the conveying assembly 500, the lower pressing test assembly 600, the tray bracket 700, the upper detection camera 900 and the lower positioning camera 800.

[0041] By adopting the application, the overall structure is optimized, the automatic product feeding and discharging is realized through the feeding and discharging assembly, the time cost of manual work is reduced, the modularized design of the pressing test assembly can realize the requirements of various test types and product types, the overall applicability is expanded, and through the integrated carrying assembly, the tray carrying and product sorting and carrying are integrated, the equipment space volume is reduced, and the test efficiency and precision are improved as a whole.

[0042] The specific embodiments described herein are merely illustrative of the spirit of the application. Those skilled in the art of the application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, without departing from the scope defined by the spirit of the application.

Claims

1. A dual site high speed automatic test machine characterized by, Including device rack (100), upper machine cover (200), the device rack (100) is provided with rack table top (110), the rack table top (110) is assembled with feeding assembly (300), discharging assembly (400), carrying assembly (500), lower pressure test assembly (600) and tray carrier (700); The lower pressure test assembly (600) is assembled in the middle of the rack table top (110), and the feeding assembly (300) and the discharging assembly (400) are arranged on the two sides of the lower pressure test assembly (600) respectively;The carrying assembly (500) is erected above the feeding assembly (300) and the discharging assembly (400);The rack table top (110) is provided with a lower recessed groove for assembling the tray carrier (700), and the tray carrier (700) is located at the tray entering end of the feeding assembly (300) and the discharging assembly (400); The carrying assembly (500) is further provided with an upper detection camera (900), and the rack table top (110) is further provided with a lower positioning camera (800), and the lower positioning camera (800) is located beside the lower pressure test assembly (600); The feeding assembly (300) comprises a feeding conveying track (310) and a feeding limiting mechanism;The feeding limiting mechanism comprises a feeding limiting rotary cylinder (320) and a feeding limiting block (330), the feeding limiting rotary cylinder (320) is fixed inside the feeding conveying track (310), and the output end of the feeding limiting rotary cylinder (320) is connected with the feeding limiting block (330);The lower end of the feeding conveying track (310) is provided with an empty tray receiving support (340), and a tray jacking cylinder is assembled on the empty tray receiving support (340);The feeding conveying track (310) is provided with a feeding stopper (350) at the end thereof; The discharging assembly (400) comprises a discharging conveying track (410) and a discharging limiting mechanism;The discharging limiting mechanism comprises a discharging limiting rotary cylinder (420) and a discharging limiting block (430), the discharging limiting rotary cylinder (420) is fixed inside the discharging conveying track (410), and the output end of the discharging limiting rotary cylinder (420) is connected with the discharging limiting block (430);The lower end of the discharging conveying track (410) is provided with a full tray receiving support (440), and a tray jacking cylinder is assembled on the full tray receiving support (440);The discharging conveying track (410) is provided with a discharging stopper (450) at the end thereof; The carrying assembly (500) comprises a carrying frame body (510), a lower cross frame (520) and an upper sliding frame (530); the upper detection camera (900) is slidingly installed on the upper sliding frame (530); the lower cross frame (520) is provided with an upper feeding carrying driving module (541) and a lower discharging carrying driving module (542); the upper feeding carrying driving module (541) is provided with a feeding carrying connecting plate (551), and the feeding carrying connecting plate (551) is provided with a feeding carrying telescopic cylinder (561); the lower discharging carrying driving module (542) is provided with a discharging carrying connecting plate (552), and the discharging carrying connecting plate (552) is provided with a discharging carrying telescopic cylinder (562); the feeding carrying telescopic cylinder (561) and the discharging carrying telescopic cylinder (562) are provided with a grabbing clamp at the execution end; The lower pressing test assembly (600) comprises a test base frame (610), an auxiliary frame (620) and a test sliding table (630); a plurality of driving lead screws (611) are arranged on the test base frame (610); the test sliding table (630) is arranged on the sliding block (612) of the driving lead screw (611); the test sliding table (630) is provided with a positioning plate (631); the auxiliary frame (620) is arranged above the test base frame (610); the auxiliary frame (620) is provided with a test cylinder (641); the execution end of the test cylinder (641) is provided with a connecting plate (642); the lower end face of the connecting plate (642) is provided with a test jig (640).

2. The dual site high speed automatic test machine of claim 1, wherein, The tray holder (700) is driven by a Z-lifting cylinder and comprises a material tray plate (720) and an empty tray plate (710).

3. The dual site high speed automatic test machine of claim 1 wherein, The back surface of the lower cross frame (520) is further provided with a tray carrying linear motor (571), and a tray carrying frame (572) is arranged on the output end of the tray carrying linear motor (571); a plurality of suction disc air nozzles (573) are arranged on the lower surface of the tray carrying frame (572).

4. The dual site high speed automatic test machine of claim 1 wherein, The carrying frame body (510) is further provided with a waste collecting box (580).

5. The dual site high speed automatic test machine of claim 1 wherein, The control host is electrically connected with the feeding assembly (300), the discharging assembly (400), the carrying assembly (500), the lower pressing test assembly (600), the tray holder (700), the upper detection camera (900) and the lower positioning camera (800).

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