CN205643621U - Plane formula flies needle test machine unloading mechanism - Google Patents

Abstract

The utility model provides a blanking mechanism of a plane flying probe testing machine, including a base, wherein: the base is provided with a feeding mechanism, a driving mechanism, a clamping mechanism and a material table mechanism; On one side, the clamping mechanism is arranged above the feeding mechanism and the material table mechanism, and the driving mechanism drives the clamping mechanism to take and discharge materials; the testing machine can be tested by the blanking mechanism of the plane flying probe testing machine. After completion, the PCB board that has been tested is sent to the material table mechanism through the clamping mechanism by the feeding mechanism, and the clamping mechanism drives it to move left and right and up and down through the driving mechanism, and the material is taken from the feeding mechanism, and then loaded and unloaded on the material table The process improves the speed of blanking, improves the efficiency of retesting, and reduces the scrap rate of PCB boards and the cost of retesting.

Description

Flat flying probe testing machine blanking mechanism

technical field

The utility model relates to the field of flying probe testing machines, in particular to a blanking mechanism of a plane flying probe testing machine.

Background technique

At present, with the rapid development of PCB technology, the development of circuit boards in the direction of thinner and shorter is accelerating. Artificial electrical test. When the Pad size of the test board is below 2mil and the density of the Pad pitch is 6mil, coupled with the eccentric holes in the process, the general or professional needle bed cannot meet the test requirements. Only the flying probe test can be overcome by changing the test point in the system. Test the limits of distance. However, the flying probe testing machine can only be used in small batch production. However, when the circuit board is relatively dense, the failure rate of the general-purpose or special-purpose needle bed machine will increase. If the general-purpose or special needle-bed machine is used for retesting, the efficiency will be low and it will take a lot of time. Joint testing can improve efficiency and reduce costs.

At present, the joint test of the flying probe and the needle bed is mainly to manually take the needle bed to the flying probe testing machine for retesting after the needle bed is tested. With the improvement of industrial automation level and the increase of labor costs, the demand for unmanned production is getting higher and higher. Therefore, the flying probe tester that can be connected to the needle bed on the hardware is more and more favored by manufacturers. How to smoothly transport the PCB to be tested on the needle bed to the flying probe tester is a very important issue when connecting the hardware to the needle bed.

Utility model content

The technical problem to be solved by the utility model is to provide a blanking mechanism of a plane flying probe testing machine for the above-mentioned defects of the prior art, which can be seamlessly connected with the needle bed, and can automatically transfer the tested PCB according to the test results. Classification is placed on the corresponding material table, which greatly improves the efficiency of retesting, and also reduces the scrap rate of PCB boards and the cost of retesting.

The technical scheme adopted by the utility model to solve the technical problem is: to provide a flat flying probe testing machine blanking mechanism, including a base, wherein: the base is provided with a feeding mechanism, a driving mechanism, a clamping mechanism and a material table mechanism; The feeding mechanism is arranged on one side of the material platform mechanism, the clamping mechanism is arranged above the feeding mechanism and the material platform mechanism, and the driving mechanism drives the clamping mechanism to take and unload materials.

A further preferred solution of the utility model is: the feeding mechanism includes a feeding motor, a feeding guide shaft, a feeding drive shaft, a fixed feeding mechanism and a moving feeding mechanism, and the fixed feeding mechanism and the moving feeding mechanism are erected on the feeding guiding shaft and the feeding On the driving shaft, the feeding motor is connected with the feeding driving shaft.

A further preferred solution of the utility model is: the drive mechanism includes a left and right drive mechanism and a lift drive mechanism.

A further preferred solution of the present utility model is: the clamping mechanism includes a manipulator and a manipulator movement shaft, the manipulator is arranged on the manipulator movement shaft, the left and right drive motors are arranged at both ends of the manipulator movement shaft, and the driving manipulator is on the manipulator movement shaft Move left and right.

A further preferred solution of the present utility model is: the manipulator movement shaft includes a manipulator synchronous belt, a manipulator synchronous wheel, a guide rail slider and a slider connecting plate, and the slider connecting plate is connected with the lifting drive mechanism.

A further preferred solution of the present utility model is: the material platform mechanism includes a material platform drive motor, a material platform transmission device, a material platform guide shaft, a first material platform and a second material platform, and the described material platform drive motor is set On the base, the first material table and the second material table are connected with the bearings and connections of the material table transmission device and the material table guide shaft.

A further preferred solution of the present utility model is: the mobile feeding mechanism is movably arranged on the feeding guide shaft and the feeding driving shaft.

A further preferred solution of the present utility model is: the manipulator is provided with a vacuum suction cup.

A further preferred solution of the present utility model is: the fixed feeding mechanism and the moving feeding mechanism both include a base plate, a support plate, a flat belt, a driving wheel, a driven wheel and a drive shaft nut, the supporting plate is installed on the base plate, and the driving wheel and The driving nuts are connected, and the driving wheel is fixed on the base plate through the mounting seat.

A further preferred solution of the present utility model is: the left and right drive mechanisms are left and right drive motors, and the lift drive mechanism is a lift cylinder.

The beneficial effect of the utility model is that, after the testing machine can be tested by the unloading mechanism of the planar flying probe testing machine, the PCB board that has been detected can be sent to the material table mechanism by the feeding mechanism through the clamping mechanism. The drive mechanism drives it to move left and right and up and down to complete the process of taking materials from the feeding mechanism and then loading and unloading materials on the material table, which improves the speed of unloading, improves the efficiency of retesting, and reduces the scrapping rate and retesting of PCB boards. measurement cost.

Description of drawings

The utility model will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 and Fig. 2 are schematic diagrams of the structure of the feeding mechanism of the plane flying probe testing machine of the present invention.

In the picture:

1. Base; 11. Foot adjustment block; 12. Welding frame; 111. Support unit; 112. Roller; 2. Feeding mechanism; 21. Feeding motor; 22. Feeding guide shaft; 23. Feeding drive shaft; 24. Fixed feeding device; 25. Mobile feeding device; 31. Left and right driving mechanism; 32. Lifting driving mechanism; 4. Clamping mechanism; 41. Manipulator; 411. Vacuum sucker; 425, slider connecting plate; 5, material platform mechanism; 51, material platform drive motor; 52, material platform transmission device; 53, material platform guide shaft; 54, first material platform; 55, second material platform; 201, Base plate; 202, support plate; 303, flat belt, 204, driving wheel; 205, driven wheel; 206, drive shaft nut.

detailed description

Now with reference to the accompanying drawings, the preferred embodiments of the present utility model are described in detail.

As shown in Figure 1, the embodiment of the utility model provides a blanking mechanism of a plane flying probe testing machine, including a base 1, on which a feeding mechanism 2, a driving mechanism, a clamping mechanism 4 and a material platform mechanism 5 are arranged. The feeding mechanism 2 is arranged on one side of the material platform mechanism 5, preferably the left side; the clamping mechanism 4 is arranged on the top of the feeding mechanism 2 and the material platform mechanism 5, and the described driving mechanism drives the clamping The mechanism 4 takes and unloads the material. The embodiment of the utility model uses the feeding mechanism 2 to take the PCB that has been detected by the testing machine through the driving mechanism 3 to drive the clamping mechanism 4 to move left and right to take the material, and then move the PCB up and down to place the PCB on the material table. On mechanism 5, the qualified and unqualified PCBs are automatically classified and placed.

As shown in Fig. 1 and Fig. 2, the base 1 described in this embodiment includes a foot adjustment block 11 and a welding frame 12, and the foot adjustment block 11 is assembled on the welding frame 12, and it includes a support unit 111 and rollers 112, the support unit 111 is used to support the plane flying probe mechanism as a whole, and the height can be adjusted, and the roller 112 can facilitate the overall movement of the feeding mechanism of the plane flying probe testing machine.

As shown in Fig. 1 and Fig. 2, the feeding mechanism 2 described in the present embodiment comprises a feeding motor 21, a feeding guide shaft 22, a feeding drive shaft 23, a fixed feeding mechanism 24 and a moving feeding mechanism 25, the fixing feeding mechanism 24 and the moving The feeding mechanism 25 is erected on the feeding guide shaft 22 and the feeding driving shaft 23 .

Described fixed feeding mechanism 24 and mobile feeding mechanism 25 all comprise base plate 201, support plate 202, flat belt 203, driving wheel 204, driven wheel 205 and drive shaft nut 206, and support plate 202 is installed on the base plate 201, and driving wheel 204 Connected with the drive shaft nut 206, the drive wheel 204 is fixed on the bottom plate 201 through the mounting seat.

The mobile feeding mechanism 25 described in this embodiment is moved and arranged on the feeding guide shaft 22 and the feeding driving shaft 23, while the fixed feeding mechanism 24 is fixed, and the moving feeding mechanism 25 can move forward and backward according to different sizes of PCBs, ensuring that the front and rear Both ends can be supported and can be sent to the discharge limit. The feeding motor 21 of the present embodiment is connected with the feeding drive shaft 23, and the feeding drive shaft 23 is a spline shaft, which not only enables the moving feeding mechanism 25 to move back and forth, but also transmits torque, and drives the flat belt 203 through the drive shaft nut 206 Drive driving wheel 205 to rotate, and then can make flat belt 203 move. The mobile feeding device 25 of the present embodiment is directly connected with the bearing of the feeding guide shaft 22, and moves back and forth through the feeding guide shaft 22 and the feeding drive shaft 23. Wherein, the bearing of the feeding guide shaft 22 is provided with a positioning handle and a rotating handle, which can Fix the mobile feeding mechanism 25 at any position.

As shown in Fig. 1 and Fig. 2, the driving mechanism described in the embodiment of the utility model comprises a left and right driving mechanism 31 and a lifting driving mechanism 32, and the left and right driving mechanism is used to drive the clamping mechanism 4 to move left and right, and the lifting driving mechanism 32 can drive The clamping mechanism 4 moves up and down, the left and right driving mechanism 31 is a left and right driving motor, and the lifting driving mechanism 32 is a lifting cylinder.

As shown in Fig. 1 and Fig. 2, described clamping mechanism 4 comprises manipulator 41 and manipulator movement shaft 42, and manipulator 41 is arranged on the manipulator movement shaft 42, and left and right driving motor 31 is arranged on the two ends of manipulator movement shaft 42, drives The manipulator 41 moves left and right on the manipulator motion axis 42 . The manipulator movement shaft 42 includes a manipulator synchronous belt, a manipulator synchronous wheel, a guide rail slider 424 and a slider connecting plate 425, the slider connecting plate 425 is connected with the lifting drive mechanism 32, and the left and right driving mechanisms 31 can drive the slider to connect The plate 425 moves left and right, so that the manipulator 41 can move left and right. First, it moves to the feeding mechanism 2, and the lifting cylinder stretches out. The manipulator 41 touches the tested PCB. The vacuum suction cup works to suck the PCB, the lifting cylinder resets, and the manipulator 41 rises. , the manipulator movement axis 42 places the PCB on the corresponding material table according to the test results.

The manipulator 41 of this embodiment is made up of a square frame built by several aluminum profiles, and several vacuum suction cups that can be manually adjusted in position are installed on the square frame to ensure that the vacuum suction cup can be adjusted to the position where the adsorption PCB has no holes, so as to ensure the generation of adsorption force ; Fixtures can also be installed on the square frame, which can hold the PCB.

As shown in Figures 1 and 2, the material platform mechanism 5 includes a material platform drive motor 51, a material platform transmission device 52, a material platform guide shaft 53, a first material platform 54 and a second material platform 55, the described The material table drive motor 51 is arranged on the base 1 , and the first material table 54 and the second material table 55 are connected with the bearings of the material table transmission device 52 and the material table guide shaft 53 . The described material table guide shaft 53 is assembled on the welding frame 12, and it can move up and down with the bearing of the material table guide shaft 53; Bearings, the bearings are linear bearings, the first material table 54 and the second material table 55 can move up and down through the material table transmission device 52. One of the first material platform 54 and the second material platform 55 is used to store PCBs that have passed the test, and the other is used to store PCBs that have not passed the test. They are classified after being detected by the testing system of the testing machine, and the PCBs after the test are completed by the manipulator 41 Place it on the corresponding table.

The above are only the best embodiments of the utility model, and are not used to limit the scope of the utility model. All equivalent changes or modifications made according to the patent scope of the utility model are covered by the utility model.

Claims (10)

1. a plane formula flying probe tester cutting agency, including base (1), it is characterised in that: it is provided with feed mechanism (2), drive mechanism, clamping device (4) and Liao Tai mechanism (5) on base (1)；Described feed mechanism (2) is arranged at the side of Liao Tai mechanism (5), described clamping device (4) is arranged at feed mechanism (2) and the top of Liao Tai mechanism (5), and described drive mechanism (3) drives clamping device (4) feeding and blanking.

Plane formula flying probe tester cutting agency the most according to claim 1, it is characterized in that: described feed mechanism (2) includes feeding motor (21), the feeding axis of guide (22), feeding drive shaft (23), fixing feed mechanism (24) and moving feeding mechanism (25), this fixing feed mechanism (24) and moving feeding mechanism (25) are set up in the feeding axis of guide (22) and feeding drive shaft (23), and feeding motor (21) is connected with feeding drive shaft (23).

Plane formula flying probe tester cutting agency the most according to claim 2, it is characterised in that: described drive mechanism includes left and right drive mechanism (31) and lift drive mechanism (32).

Plane formula flying probe tester cutting agency the most according to claim 3, it is characterized in that: described clamping device (4) includes mechanical hand (41) and robot movement axle (42), mechanical hand (41) is arranged on robot movement axle (42), left and right drives motor (31) to be arranged at the two ends of robot movement axle (42), drives mechanical hand to move left and right on robot movement axle (42).

Plane formula flying probe tester cutting agency the most according to claim 4, it is characterised in that: described robot movement axle (42) include mechanical hand Timing Belt (422), mechanical hand synchronize wheel (423),

Guide rail slide block (424) and slide attachment plate (425), this slide attachment plate (425) is connected with lift drive mechanism (32).

Plane formula flying probe tester cutting agency the most according to claim 4, it is characterized in that: described Liao Tai mechanism (5) includes expecting that platform drives motor (51), material platform actuating device (52), the material platform axis of guide (53), the first material platform (54) and the second material platform (55), described material platform drives motor (51) to be arranged on base (1), and the first material platform (54) and the second material platform (55) are connected with the bearing of material platform actuating device (52) and the material platform axis of guide (53).

Plane formula flying probe tester cutting agency the most according to claim 6, it is characterised in that: described moving feeding mechanism (25) is mobile to be arranged in the feeding axis of guide (22) and feeding drive shaft (23).

Plane formula flying probe tester cutting agency the most according to claim 4, it is characterised in that: it is provided with vacuum cup (411) on described mechanical hand (41).

Plane formula flying probe tester cutting agency the most according to claim 7, it is characterized in that: described fixing feed mechanism (24) and moving feeding mechanism (25) all include base plate (201), gripper shoe (202), flat belt (203), drivewheel (204), driven pulley (205) and drive shaft nut (206), gripper shoe (202) is installed on base plate (201), drivewheel (204) is connected with drive shaft nut (206), and drivewheel (204) is fixed on base plate (201) by mounting seat.

Plane formula flying probe tester cutting agency the most according to claim 3, it is characterised in that: described left and right drive mechanism (31) is that left and right drives motor, and lift drive mechanism (32) is lift cylinder.