CN215314001U

CN215314001U - Testing device

Info

Publication number: CN215314001U
Application number: CN202023334981.3U
Authority: CN
Inventors: 梁晖; 刘纪文
Original assignee: Qianhai Jingyun Shenzhen Storage Technology Co ltd
Current assignee: Qianhai Jingyun Shenzhen Storage Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-28
Anticipated expiration: 2030-12-30

Abstract

The application discloses a testing device. The test device includes: the carrying device comprises: the picking and placing mechanism comprises a first picking and placing component and a second picking and placing component, the first picking and placing component is used for picking and placing a workpiece to be tested, and the second picking and placing component is used for picking and placing the tested workpiece; the conveying mechanism is connected with the taking and placing mechanism and is used for conveying the taking and placing mechanism; the bearing assembly comprises: the carrying disc is provided with a plurality of first carrying grooves and a first fool-proof part; the carrying platform is provided with a second carrying groove for mounting the carrying disc, and the side wall of the second carrying groove is also provided with a second fool-proof part matched with the first fool-proof part and an elastic component for elastically limiting the carrying disc; the carrying device picks up the workpiece to be tested from the bearing component and places the tested workpiece on the bearing component. The workpiece is roughly positioned by arranging the bearing assembly, and the conveying device is arranged to simultaneously take and place the workpiece to be tested and the tested workpiece, so that the efficiency of conveying the workpiece can be effectively improved by the testing device provided by the application.

Description

Testing device

Technical Field

The application relates to the technical field of semiconductor testing, in particular to a testing device.

Background

In the conventional testing device for detecting the die, the efficiency of the conveying device for conveying the die is low, which often causes the test efficiency of the testing device to be compromised.

SUMMERY OF THE UTILITY MODEL

The application mainly provides a testing device to solve the problem that handling device handling efficiency is lower among the testing device.

In order to solve the technical problem, the application adopts a technical scheme that: a test apparatus is provided. The test device includes: a handling device comprising: the picking and placing mechanism comprises a first picking and placing component and a second picking and placing component, wherein the first picking and placing component is used for picking and placing a workpiece to be tested, and the second picking and placing component is used for picking and placing the tested workpiece; the conveying mechanism is connected with the taking and placing mechanism and is used for conveying the taking and placing mechanism; a carrier assembly, comprising: the loading disc is provided with a plurality of first loading grooves, the first loading grooves are used for loading workpieces, and the loading disc is provided with a first fool-proof part; the side wall of the second bearing groove is also provided with a second fool-proof part matched with the first fool-proof part and an elastic component for elastically limiting the carrying disc; the carrying device picks up the workpiece to be tested from the bearing component and places the tested workpiece on the bearing component.

In some embodiments, the delivery mechanism comprises:

the first conveying sub-mechanism is connected with the pick-and-place mechanism and used for driving the pick-and-place mechanism to move along a first direction;

and the second conveying sub-mechanism is connected with the first conveying sub-mechanism and used for driving the first conveying sub-mechanism to move along a second direction perpendicular to the first direction.

In some embodiments, the first transport sub-mechanism comprises:

the first screw rod assembly is connected with the taking and placing mechanism;

and the first driving assembly is connected with the first screw rod assembly and is used for driving the first screw rod assembly to convey the pick-and-place mechanism along the first direction.

In some embodiments, the second transport sub-mechanism comprises:

the two guide rails extend along the second direction and are arranged at intervals and are respectively supported at two ends of the first screw rod assembly in a sliding manner;

the second screw rod assembly is connected with the first screw rod assembly;

and the second driving assembly is connected with the second screw rod assembly and is used for driving the second screw rod assembly to convey the first conveying sub-mechanism along the second direction.

In some embodiments, the first pick-and-place assembly and the second pick-and-place assembly each comprise:

the air guide piece is internally provided with an air passage;

the buffer part has an anti-static characteristic, is connected with the air guide part, is communicated with the air passage and is used for taking and placing the workpiece;

and the lifting driving piece is connected with the air guide piece and is used for driving the air guide piece to move up and down.

In some embodiments, the resilient assembly comprises:

the first elastic piece is connected to the first side wall of the carrying platform and used for elastically abutting against the first side wall of the carrying disc;

the second elastic piece is connected to a second side wall adjacent to the first side wall on the carrying platform and used for elastically abutting against the second side wall of the carrying disc;

the first elastic piece and the second elastic piece are matched with each other, so that the first fool-proof portion and the second fool-proof portion are assembled in an aligned mode.

In some embodiments, the carrier is provided with a plurality of second bearing grooves and is divided into a feeding area, a qualified area and a waste area, the carrier tray located in the feeding area is used for bearing the workpiece to be tested, the carrier tray located in the qualified area is used for bearing the workpiece after the test is passed, and the carrier tray located in the waste area is used for bearing the workpiece which is not passed;

the conveying device picks up and conveys the workpieces in the feeding area to carry out testing, conveys the workpieces passing the testing to the qualified area, and conveys the workpieces failing the testing to the waste area.

In some embodiments, the second carrying grooves in the qualified area are further divided into different qualified grades, so that the carrying discs corresponding to the second carrying grooves are used for carrying the workpieces of the corresponding qualified grades; the second bearing grooves in the waste area are further divided into different waste grades, so that the corresponding bearing discs are used for bearing the workpieces of the corresponding waste grades.

In some embodiments, a detector is disposed at the bottom of the second carrying groove, and the detector is used for testing whether the carrying disc is carried in the second carrying groove.

In some embodiments, the testing device further comprises a first mounting platform provided independently, and the carrying assembly and the handling device are mounted to the first mounting platform.

The beneficial effect of this application is: the present application discloses a test apparatus distinguished from the state of the art. Through setting up handling device and carrier assembly, wherein carrier assembly includes carrier disc and microscope carrier, carry out coarse positioning to the work piece through carrier disc and microscope carrier, so that handling device picks up, handling device is including getting put mechanism and conveying mechanism, wherein get put mechanism and include first get put subassembly and second get put the subassembly, first get put subassembly is used for getting the work piece of awaiting measuring, second gets to put the subassembly and is used for getting the work piece after the test, conveying mechanism is connected with getting put mechanism and is used for carrying and gets put mechanism, and then after the work piece accomplished the test, the second gets to put the subassembly and picks up the work piece after the test earlier, later first get to put the subassembly and place the work piece of awaiting measuring immediately, can further save time, and the carrying efficiency is improved, therefore the testing arrangement that this application provided can effectively improve the efficiency of carrying the work piece.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts, wherein:

FIG. 1 is a schematic structural diagram of an embodiment of a testing apparatus provided in the present application;

FIG. 2 is a schematic structural diagram of a carrier assembly of the testing apparatus shown in FIG. 1;

FIG. 3 is an enlarged schematic view of area A of the carrier assembly shown in FIG. 2;

FIG. 4 is a schematic structural view of a load carrier tray of the load bearing assembly of FIG. 2;

FIG. 5 is a schematic bottom view of the boat in the carrier assembly of FIG. 2;

FIG. 6 is a schematic structural view of a carrier assembly and a handling device of the testing apparatus shown in FIG. 1;

FIG. 7 is a schematic view of the pick and place mechanism of the transfer device shown in FIG. 6;

FIG. 8 is a schematic diagram of the positioning mechanism and the testing mechanism of the testing device shown in FIG. 1;

FIG. 9 is a schematic view of the structure of the carrier and adjustment stages of the positioning mechanism of FIG. 8;

FIG. 10 is a detailed schematic view of the carrier and conditioning stage of FIG. 9;

FIG. 11 is a schematic view of the visual collection device of the positioning mechanism of FIG. 8;

FIG. 12 is a schematic structural view of the testing mechanism of FIG. 8;

FIG. 13 is a schematic diagram of the first adjustment assembly, the second adjustment assembly, and the third adjustment assembly of the testing mechanism of FIG. 12;

fig. 14 is a schematic flowchart of an embodiment of a positioning method provided in the present application;

FIG. 15 is a schematic flow chart of step S10 of the method of FIG. 14;

FIG. 16 is a schematic flow chart of step S40 of the method of FIG. 14;

FIG. 17 is a schematic flow chart of step S50 of the method of FIG. 14;

FIG. 18 is a schematic block diagram of an embodiment of a computer device provided herein;

fig. 19 is a schematic structural diagram of an embodiment of a memory device provided in the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a testing apparatus 100 provided in the present application.

The testing device 100 comprises a bearing component 10, a carrying device 20, a positioning mechanism 30 and a testing mechanism 40, wherein the bearing component 10 is used for storing workpieces to be tested and roughly positioning the workpieces, the carrying device 20 is used for storing the workpieces to be tested of the bearing component 10 and conveying the workpieces to be tested to the positioning mechanism 30 and conveying the workpieces tested on the positioning mechanism 30 to the bearing component 10, the positioning mechanism 30 is used for finely positioning the workpieces to be carried and correcting the positions, the workpieces are conveyed to be butted with the testing mechanism 40 after the positions of stations are corrected, and the testing mechanism 40 is used for testing the workpieces to determine the quality of the workpieces.

The testing device 100 further comprises a first mounting platform 50 and a second mounting platform 52 arranged at intervals, wherein the carrying assembly 10 and the handling device 20 are mounted on the first mounting platform 50, and the positioning mechanism 30 and the testing mechanism 40 are mounted on the second mounting platform 52. By arranging the first mounting platform 50 and the second mounting platform 52 which are separated from each other, the disturbance generated when the carrying device 20 operates is prevented from being transmitted to the positioning mechanism 30 and the testing mechanism 40, so that the butt joint accuracy of the workpiece and the testing interface is improved, the efficiency of the testing device 100 is improved, and the equipment failure rate can be reduced.

In this embodiment, two sets of positioning mechanisms 30 and testing mechanisms 40 are installed on the second installation platform 52, and the positioning mechanisms 30 and the testing mechanisms 40 are arranged in a one-to-one correspondence manner, so as to improve the testing efficiency of the testing device 100.

Optionally, other numbers of positioning mechanisms 30 and testing mechanisms 40 may be mounted on the second mounting platform 52, and may be arranged as desired, which is not particularly limited in this application.

Referring to fig. 2 and 3, fig. 2 is a schematic structural diagram of a carrier assembly in the testing apparatus shown in fig. 1, and fig. 3 is an enlarged structural diagram of a region a on the carrier assembly shown in fig. 2.

The carrier assembly 10 includes a carrier 12 and a plurality of carrier plates 14, wherein the carrier 12 is fixed on the first mounting platform 50, and the plurality of carrier plates 14 are carried on the carrier 12.

Specifically, the carrier tray 14 is provided with a plurality of first carrying grooves 140, and the carrier tray 14 is provided with a first fool-proof portion 142. The plurality of first carrying grooves 140 are arranged on a surface of the carrying tray 14 in an array, and each carrying groove 140 is used for carrying a workpiece to position the workpiece for the first time, so as to facilitate subsequent taking and placing of the workpiece.

The carrier 12 is provided with a second carrying groove 120 for mounting the carrier disc 14, specifically, a plurality of second carrying grooves 120 are arranged in an array on a side of the carrier 12 away from the first mounting table 50, and the second carrying grooves 120 are used for positioning the carrier disc 14, so as to perform a second positioning on a workpiece carried in the carrier disc 14.

The side wall of the second carrying groove 120 is further provided with a second fool-proof portion 122 matched with the first fool-proof portion 142, so as to prevent the carrying tray 14 from being loaded with wrong poses, and further influence the subsequent workpiece testing; the side wall of the second carrying groove 120 is further provided with an elastic component 124 for elastically limiting the carrying tray 14, so as to elastically pre-tighten the carrying tray 14 carried in the second carrying groove 120 and further position the carrying tray 14.

In this embodiment, the elastic component 124 includes a first elastic element 123 and a second elastic element 125, the first elastic element 123 is connected to the first sidewall of the second loading slot 120 and is configured to elastically abut against the first sidewall of the tray 14; the second elastic element 125 is connected to a second sidewall of the second carrying slot 120 adjacent to the first sidewall, and is used for elastically abutting against the second sidewall of the carrying tray 14; the first elastic element 123 and the second elastic element 125 are matched with each other, so that the first fool-proof portion 142 and the second fool-proof portion 122 are assembled in an aligned manner.

The first elastic member 123 and the second elastic member 125 are elastic pieces.

Alternatively, the first elastic member 123 and the second elastic member 125 may also be elastic pads or elastic push rods, etc.

Optionally, the elastic assembly 124 may further include a push block and a spring, wherein the push block is provided with a notch matching with the corner of the carrier plate 14, and the push block can adaptively pre-tension the carrier plate 14 by the elasticity provided by the spring, so as to position the carrier plate 14 and prevent the carrier plate 14 from moving.

In this embodiment, as shown in fig. 3 and 4, fig. 4 is a schematic structural diagram of a carrier tray in the bearing assembly shown in fig. 2. The first fool-proof portion 142 includes a chamfered surface disposed on one corner of the carrying tray 14, the second fool-proof portion 122 includes an avoiding groove disposed on one corner of the second carrying groove 120, and the chamfered surface and the avoiding groove are assembled in an aligned manner, so that the carrying tray 14 is loaded on the second carrying groove 120 according to a set direction, and the installation error rate is reduced.

Further, a convex cap 126 is disposed in the avoiding groove, and the convex cap 126 protrudes out of the avoiding groove to increase the significance of the second fool-proof portion 122, so that the second bearing groove 120 is easier to distinguish.

Optionally, the first fool-proof portion 142 may also be a groove or a boss, and the second fool-proof portion 122 may be a boss aligned with the groove or a groove aligned with the boss; the first fool-proof portion 142 may be disposed on a side of the tray 14, and the second fool-proof portion 122 may be disposed on a sidewall of the second carrying groove 120; the present application is not limited to the specific form of the first fool-proof portion 142 and the second fool-proof portion 122.

As shown in fig. 4 and 5, fig. 5 is a bottom view of the boat in the carrier assembly of fig. 2. The side of the carrying tray 14 facing away from the first carrying grooves 140 is provided with a clearance groove 144, and the bottoms of the first carrying grooves 140 are provided with through holes 146 communicated with the clearance groove 144. The range of the empty avoiding groove 144 corresponds to all the first bearing grooves 140 on the front surface of the bearing disc 14, and the through holes on each first bearing groove 140 are communicated with the empty avoiding groove 144 so as to communicate with the atmosphere through the empty avoiding groove 144, thereby increasing the convenience of taking and placing the workpieces loaded in the first bearing grooves 140.

As shown in fig. 3, the bottom of the second carrying groove 120 is further provided with a detector 127, and the detector 127 is used for testing whether the carrier tray 14 is carried in the second carrying groove 120, so as to perform corresponding operations on the carrier tray 14 after confirming that the carrier tray 14 is carried by the second carrying groove 120, such as picking up a workpiece and placing the workpiece; after confirming that the second tray 120 does not carry the tray 14, the operation performed on the area where the second tray 120 is located is abandoned. Thus, the handling device 20 can be operated more accurately and efficiently.

In this embodiment, as shown in fig. 2, the carrier 12 has a plurality of second carrying grooves 120 and is divided into a feeding area 11, a qualified area 13 and a rejected area 15, the carrying tray 14 located in the feeding area 11 is used for carrying the workpiece to be tested, the carrying tray 14 located in the qualified area 13 is used for carrying the workpiece after the test is passed, and the carrying tray 14 located in the rejected area 15 is used for carrying the workpiece that has not passed the test, so that the carrying device 20 can complete the pick-and-place operation on the carrying assembly 10.

Further, the second carrying grooves 120 in the qualified zone 13 are further divided into different qualified grades, so that the carrying discs 14 corresponding to the qualified grades are used for carrying workpieces of corresponding qualified grades, so as to distinguish the workpieces of each grade; the second carrying grooves 120 in the waste area 15 are further divided into different waste grades, so that the carrying trays 14 corresponding to the waste areas are used for carrying workpieces of corresponding waste grades, and the workpieces of partial waste grades are recycled and reprocessed, so that the utilization rate is improved, and the benefit is increased.

Referring to fig. 2 and 6, fig. 6 is a schematic structural diagram of a carrier assembly and a handling device in the testing apparatus shown in fig. 1. The conveying device 20 picks up the workpieces to be tested from the carrying trays 14 in the feeding area 11, places the qualified workpieces after testing on the carrying trays 14 corresponding to the grades in the qualified area 13 according to the grades, and places the unqualified workpieces after testing on the carrying trays 14 corresponding to the grades in the waste area 15 according to the grades.

Referring to fig. 6 and 7, fig. 7 is a schematic structural view of a pick-and-place mechanism of the carrying device shown in fig. 6. The carrying device 20 comprises a pick-and-place mechanism 22 and a conveying mechanism 24, wherein the pick-and-place mechanism 22 comprises a first pick-and-place component 220 and a second pick-and-place component 224, the first pick-and-place component 220 is used for picking and placing workpieces to be tested, and the second pick-and-place component 224 is used for picking and placing tested workpieces; the transport mechanism 24 is connected to the pick and place mechanism 22 for transporting the pick and place mechanism 22.

The first pick-and-place assembly 220 picks up the workpiece from the tray 14, the conveying mechanism 24 conveys the pick-and-place mechanism 22 to the positioning mechanism 30, the second pick-and-place assembly 224 picks up the tested workpiece from the positioning mechanism 30, the first pick-and-place assembly 220 places the picked workpiece on the positioning mechanism 30, the conveying mechanism 24 conveys the pick-and-place mechanism 22 to the carrying assembly 10, and the second pick-and-place assembly 224 places the tested workpiece in the corresponding tray 14 according to the test structure.

In this embodiment, the first pick-and-place assembly 220 and the second pick-and-place assembly 224 are arranged side by side and have the same structure, and both include the air guide member 221, the buffer member 223 and the lifting driving member 225, an air passage is provided in the air guide member 221, the buffer member 223 is connected to the air guide member 221 and communicated with the air passage, the buffer member 223 is used for picking and placing the workpiece by air pressure, and the lifting driving member 225 is connected to the air guide member 221 and used for driving the air guide member 221 to move up and down so as to pick and place the workpiece from above the workpiece.

The buffer 223 has an antistatic property to prevent the picked-up workpiece from being damaged by static electricity accumulated on the buffer 223.

Alternatively, the testing apparatus 100 may include a vacuum device to provide air pressure to the air guide 221, for example, to provide negative pressure to pick up the workpiece by suction through the buffer 223, or to blow air reversely to break the negative pressure to release the workpiece; alternatively, an external vacuum device may be introduced through the air duct to connect with the air guide 221.

The air guide 221 includes a support portion 226 and an air guide portion 227, the support portion 226 is connected to the lifting driving member 225, and the air guide portion 227 extends outward to facilitate taking and placing of a workpiece. The buffer member 223 is connected to a side of the air guide portion 227 facing the carrier tray 14, and the buffer member 223 has elasticity to protect the picked-up workpiece and prevent the surface of the workpiece from being damaged by scratches and the like during picking and placing.

Optionally, the lifting driving member 225 is an air cylinder, and drives the air guide member 221 to perform lifting movement along the sliding rail through the driving slider. Wherein, one side of the slide block is also provided with a limiter, and the side edge of the slide block is provided with a stop dog matched with the limiter, so as to prevent the descending stroke of the air guide part 221 from exceeding the limit and damaging the workpiece, the carrier disc 14 and the like. The lifting driving member 225 may also be a motor, which drives the air guiding member 227 to lift through a screw rod or a belt.

As shown in fig. 6, the conveying mechanism 24 includes a first conveying sub-mechanism 240 and a second conveying sub-mechanism 244, and the first conveying sub-mechanism 240 is connected to the pick-and-place mechanism 22 and is configured to drive the pick-and-place mechanism 22 to move in a first horizontal direction; the second transporting sub-mechanism 244 is connected to the first transporting sub-mechanism 240 and is configured to drive the first transporting sub-mechanism 240 to move along a second direction horizontally perpendicular to the first direction, so as to carry the pick-and-place mechanism 22 to move along the second direction. Wherein, the lifting direction is perpendicular to the first direction and the second direction on the horizontal plane.

In this embodiment, the first feeding sub-mechanism 240 includes a first screw assembly 241 and a first driving assembly 242, the first screw assembly 241 is connected to the pick-and-place mechanism 22, and the first driving assembly 242 is connected to the first screw assembly 241 and is configured to drive the first screw assembly 241 to feed the pick-and-place mechanism 22 along the first direction.

The second conveying sub-mechanism 244 comprises two guide rails 245, a second screw rod assembly 246 and a second driving assembly 247, wherein the two guide rails 245 extend along the second direction and are arranged at intervals and are respectively supported at two ends of the first screw rod assembly 241 in a sliding manner; the second lead screw assembly 246 is connected with the first lead screw assembly 241; the second driving assembly 247 is connected to the second lead screw assembly 246 for driving the second lead screw assembly 246 to convey the first conveying sub-mechanism 240 in the second direction.

The conveying mechanism 24 further includes a base, the base spans over the carrier 12 along the first direction, two guide rails 245 are disposed at intervals along the first direction and are located at two sides of the carrier 12, the first conveying sub-mechanism 240 is disposed on the base, the base is slidably supported on the two guide rails 245, the second lead screw assembly 246 is connected to the base, one end of which is supported on the guide rails 245, of the first lead screw assembly 241, the second driving assembly 247 drives the second lead screw assembly 246 to drive the first conveying sub-mechanism 240 to move along the second direction, so that the moving range of the pick-and-place mechanism 22 covers the entire carrier 12, and workpieces are conveniently picked and placed from the carrier trays 14.

Alternatively, the first conveying sub-mechanism 240 and the second conveying sub-mechanism 244 may also be linear motors, and the linear motors may drive the pick-and-place mechanism 22 to move in the first direction; alternatively, the first conveying sub-mechanism 240 and the second conveying sub-mechanism 244 include a motor, a conveying belt, and a sliding rail mechanism, and the motor drives the sliding rail mechanism through a belt to drive the pick-and-place mechanism 22 to move along the first direction.

Referring to fig. 8 to 11, fig. 8 is a schematic structural view of a positioning mechanism and a testing mechanism in the testing device shown in fig. 1, fig. 9 is a schematic structural view of a bearing table and an adjusting table in the positioning mechanism shown in fig. 8, fig. 10 is a detailed structural view of the bearing table and the adjusting table shown in fig. 9, and fig. 11 is a schematic structural view of a vision acquisition device in the positioning mechanism shown in fig. 8.

The positioning mechanism 30 includes a bearing table 32, an adjusting table 34, a vision acquisition device 36 and a control device (not shown), the bearing table 32 is used for bearing a workpiece to be tested, the adjusting table 34 is connected with the bearing table 32 and is used for adjusting the position of the bearing table 32, the vision acquisition device 36 is used for acquiring an image of the workpiece on the bearing table 32, the control device is used for acquiring an initial position of the workpiece to be tested according to the image acquired by the vision testing device 36, and adjusting and controlling the adjusting table 34 to adjust the workpiece to be tested to a preset position, so that the workpiece is aligned with a testing interface of the testing mechanism 40, and a contact on the workpiece is conveniently butted with a pin on the testing interface for testing.

Specifically, as shown in fig. 10, the bearing surface of the bearing table 32 for bearing the workpiece to be tested is provided with an adsorption hole 320, and the adsorption hole 320 is used for adsorbing and fixing the workpiece to be tested, so that the workpiece to be tested can be prevented from moving, and the pose adjustment of the workpiece is more efficient.

As shown in fig. 9, conditioning station 34 includes a first conditioning assembly 340 and a second conditioning assembly 342. The first adjusting assembly 340 is movably connected to the bearing platform 32 and is used for adjusting the position of the bearing platform 32 along the first direction, so as to adjust the position of the workpiece along the first direction. The second adjusting assembly 342 is movably connected to the bearing platform 32 and is used for adjusting the position of the bearing platform 32 along the second direction, so as to adjust the position of the workpiece along the second direction.

Further, the first adjustment assembly 340 and the second adjustment assembly 342 are also used to adjust the rotation angle of the carrier table 32.

In other words, the adjusting stage 34 can perform fine positioning such as displacement adjustment and angle adjustment on the bearing stage 32, so that the workpiece is adjusted to a preset position, so that the workpiece is aligned with the testing interface of the testing mechanism 40.

In this embodiment, referring to fig. 9 and 10, the first adjusting assembly 340 includes two adjusting sub-mechanisms 344 spaced apart along the second direction and disposed along the first direction, the second adjusting assembly 342 includes one adjusting sub-mechanism 344 disposed along the second direction, and the adjusting sub-mechanism 344 is movably connected to the carrier 32.

When the two adjusting sub-mechanisms 344 disposed along the first direction are driven together to the positive direction or the negative direction of the first direction, the carrier 32 is driven to move to the positive direction or the negative direction of the first direction. When the adjusting sub-mechanism 344 disposed along the second direction is driven to the positive direction or the negative direction of the second direction, the carrier 32 is driven to move to the positive direction or the negative direction of the second direction. The two adjusting sub-mechanisms 344 arranged along the first direction are respectively driven towards the positive direction and the negative direction of the first direction, and when the adjusting sub-mechanisms 344 arranged along the second direction are driven along the positive direction or the negative direction of the second direction correspondingly, the bearing table 32 can be driven to rotate clockwise or anticlockwise, so that the rotation angle of the workpiece can be adjusted.

Specifically, as shown in fig. 10, the adjusting sub-mechanism 344 includes a guide rail 345, a first slider 346, a second slider 347 and a driving member 348, the guide rail 345 is fixed on a supporting platform, the first slider 346 is slidably engaged with the guide rail 345, the driving member 348 is used for driving the first slider 346 to slide along the guide rail 345, the second slider 347 is slidably engaged with the top end of the first slider 346, the sliding direction of the second slider 347 is perpendicular to the sliding direction of the first slider 346, and the side of the second slider 347 facing away from the first slider 346 is movably connected with the bearing platform 32.

In the first adjustment assembly 340, the sliding direction of the first slider 346 is set along a first direction, and the sliding direction of the second slider 347 is set along a second direction. In the second adjusting unit 342, the sliding direction of the first slider 346 is set in the second direction, and the sliding direction of the second slider 347 is set in the first direction.

Thus, when the first adjustment assembly 340 drives the carrier table 32 to move along the first direction, the second slider 347 in the second adjustment assembly 342 follows the movement along the first direction; when the second adjustment assembly 342 drives the carrier table 32 to move along the second direction, the second slider 347 of the first adjustment assembly 340 follows the movement along the second direction, so that the movement between the first adjustment assembly 340 and the second adjustment assembly 342 can avoid mutual interference.

In the angle adjustment, in the first adjustment assembly 340, the adjustment sub-mechanism 344 close to the first mounting platform 50 is driven in the positive direction of the first direction, the adjustment sub-mechanism 344 far from the first mounting platform 50 is driven in the reverse direction of the first direction, and at the same time, the second adjustment assembly 342 is driven in the positive direction of the second direction, so that the carrier table 32 will rotate clockwise from the top view. In the first adjustment assembly 340, the adjustment sub-mechanism 344 near the first mounting platform 50 is driven in a reverse direction of the first direction, the adjustment sub-mechanism 344 far from the first mounting platform 50 is driven in a forward direction of the first direction, and at the same time, the second adjustment assembly 342 is driven in a reverse direction of the second direction, so that the carrier stage 32 rotates counterclockwise from a top view.

In this embodiment, the adjusting stage 34 further includes a bearing 341 and an adapter plate 343, the adapter plate 343 is movably connected to the second slider 347 through the bearing 341, and the bearing stage 32 is fixed to the adapter plate 343.

Optionally, the adjusting stage 34 may further include a driving mechanism disposed along the first direction and the second direction, wherein the driving mechanism is configured to drive the carrier stage 32 to translate, and the rotating mechanism drives the carrier stage 32 to rotate.

As shown in fig. 9, the adjusting table 34 further includes a third adjusting assembly 349, and the third adjusting assembly 349 is used for adjusting the position of the bearing table 32 along the lifting direction perpendicular to the first direction and the second direction. The third adjusting assembly 349 is fixed on the second mounting platform 52, and includes a motor and a screw mechanism, the screw mechanism is connected with a support platform, and each adjusting sub-mechanism 344 is disposed on the support platform. The adjusting table 34 is used for driving the workpiece on the bearing table 32 to ascend to be in butt joint with the test interface after the position of the workpiece on the bearing table 32 is adjusted to a preset position.

Optionally, the third adjusting assembly 349 may further include an air cylinder and a guiding mechanism, and the air cylinder drives the guiding mechanism to lift and lower the workpiece.

In this embodiment, the vision capture device 36 includes an image capture assembly 360, a drive assembly 362, and an adjustment assembly 364.

As shown in fig. 11, the image capturing component 360 is used for taking a picture of the workpiece to capture an image, and the image capturing component 360 may be a camera or a video camera or the like. The driving assembly 362 is coupled to the image capturing assembly 360 and is configured to drive the image capturing assembly 360 in a first direction.

Specifically, when a workpiece to be tested is placed on the bearing table 32, the driving assembly 362 drives the image acquisition assembly 360 to move to the position above the workpiece along the first direction to acquire an image of the workpiece, and after the bearing table 32 is adjusted by the adjusting table 34, the image acquisition assembly 360 is driven by the driving assembly 362 to evacuate from the position above the workpiece after the workpiece is adjusted to the preset position, so that the third adjusting assembly 349 conveys the bearing table 32 to ascend, and the workpiece is butted with the test interface.

The driving assembly 362 comprises a motor and a screw rod mechanism, the image collecting assembly 360 is arranged on the screw rod mechanism, and the motor drives the screw rod mechanism to drive the image collecting assembly 360 to move back and forth along a first direction.

An adjustment assembly 364 is disposed between the screw mechanism and the image capturing assembly 360, the adjustment assembly 364 being configured to correct the mounting position of the image capturing assembly 360.

The adjustment assembly 364 includes a first adjustment plate 365, a second adjustment plate 367, a connecting member (not shown), and an adjustment lever 369, the first adjustment plate 365 being connected to the driving assembly 362; the second regulating plate 367 is stacked on the first regulating plate 365 and is limited by the first regulating plate 365 to move in a set direction, and the image capturing assembly 360 is connected to a side of the second regulating plate 367 facing away from the first regulating plate 365; the connecting member is provided with an adjusting hole (not shown), one end of the connecting member is fixed on the first adjusting plate 365, and the other end of the connecting member is connected to the second adjusting plate 367 through the cooperation of the fastening member and the adjusting hole; the adjusting lever 369 is connected to a side of the first adjusting plate 365 facing away from the connecting member 368 and abuts against the second adjusting plate 367.

The setting direction is a second direction, the fastener is unscrewed to remove the limitation of the first adjusting plate 365 on the second adjusting plate 367, the adjusting rod 369 is a micrometer, the second adjusting plate 367 can be pushed by rotation to perform differential adjustment on the position of the image acquisition assembly 360, and the fastener is screwed to fix the second adjusting plate 367 after the installation position of the image acquisition assembly 360 is in place.

Referring to fig. 8, 12 and 13 in combination, fig. 12 is a schematic structural diagram of the testing mechanism shown in fig. 8, and fig. 13 is a schematic structural diagram of a first adjusting element, a second adjusting element and a third adjusting element in the testing mechanism shown in fig. 12.

The testing mechanism 40 comprises a fixed seat 42 and an adjusting seat 44, a testing plate 60 is fixed on the fixed seat 42, a testing interface 62 is arranged on the testing plate 60, and the testing interface 62 is used for being butted with a workpiece to be tested and is positioned above the bearing platform 32; the adjustment seat 44 is connected to the fixed seat 42 and is used for adjusting the position of the fixed seat 42 to facilitate the docking of the test interface 62 with the workpiece.

The fixing base 42 includes a first fixing member 420 and a second fixing member 422. The first fixing member 420 is connected to the adjusting seat 44 and is provided with a clearance hole (not shown), the testing board 60 is carried on the first fixing member 420, and the testing interface 62 is exposed from the clearance hole; the second fixing member 422 is connected to the first fixing member 420 to clamp and fix the testing board 60.

Alternatively, the fixing base 42 may also include only the first fixing member 420, and fix the test board 60 on the first fixing member 420 by a fastener.

The test board 60 comprises a first test sub-board 61 and a second test sub-board 63 which are detachably connected, wherein the first test sub-board 61 is provided with a test interface 62 and is borne on a first fixing piece 420; the second test daughter board 63 is plugged to the first test daughter board 61.

The first test daughter board 61 serves as a connection board for butting against a workpiece, the second test daughter board 63 serves as a function board, and the test items for the workpiece are changed by replacing the second test daughter board 63.

Alternatively, the test board 60 may be a complete and independent block, which has various test function modules, and the application is not limited thereto.

In this embodiment, the fixing base 42 further includes a third fixing member 424, the third fixing member 424 is vertically connected to the first fixing member 420, the second test daughter board 63 is further fixed to the third fixing member 424, and the third fixing member 424 is used for supporting the second test daughter board 63, so as to reduce a connection stress between the second test daughter board 63 and the first test daughter board 61.

The adjusting seat 44 includes a first adjusting assembly 440 and a second adjusting assembly 442, the first adjusting assembly 440 is used for adjusting the position of the fixing seat 42 along the first direction; the second adjustment assembly 442 and the first adjustment assembly 440 are stacked, the first adjustment assembly 440 and the fixing base 42 are respectively disposed at two sides of the second adjustment assembly 442, and the second adjustment assembly 442 is used for adjusting the position of the fixing base 42 along a second direction perpendicular to the first direction.

Horizontal position adjustment of the test interface 62 is achieved by providing the first adjustment assembly 440 and the second adjustment assembly 442 to ensure that the test interface 62 is in abutment with the workpiece at the predetermined position.

Specifically, during the first inspection, after the carrier table 32 is lifted to a preset height, the docking condition of the test interface 62 and the pins or contacts on the workpiece is observed through a microscope and other devices, and the docking condition of the test interface 62 and the workpiece is improved through the first adjusting component 440 and the second adjusting component 442, so that the pins or contacts on the test interface 62 and the pins or contacts on the workpiece are aligned one to one.

The adjusting seat 44 further includes a supporting member 443 and a third adjusting member 445, the bottom surface of the supporting member 443 is stacked and connected to a side of the second adjusting member 442 away from the first adjusting member 440, the side surface of the supporting member 443 perpendicular to the bottom surface is sequentially stacked with the third adjusting member 445 and the fixing seat 42, and the third adjusting member 445 is used for adjusting the position of the fixing seat 42 along a lifting direction perpendicular to both the first direction and the second direction.

At the time of the first inspection, the fixing base 42 is also adjusted by the third adjusting component 445, so that the pins or contacts on the test interface 62 are butted with the pins or contacts on the workpiece one by one.

After the adjustment, the adjusting seat 44 locks the position of the fixing seat 42 again, so that the subsequent workpiece adjusted to the preset position is lifted to the preset height, and the testing interface 62 is aligned and contacted with the workpiece, thereby improving the testing efficiency of the testing device 100.

In this embodiment, as shown in fig. 12 and 13, the first, second and

third adjustment assemblies

440, 442 and 445 are identical in structure and each include a first adjustment plate 446, a second adjustment plate 447, a connecting member 448, an adjustment rod 449 and a locking member 444.

The first adjustment plate 446 is fixed to the second mounting platform 52; the second adjustment plate 447 is disposed in stack with the first adjustment plate 446, and is restricted by the first adjustment plate 446 to move in a set direction; the connecting member 448 is provided with an adjusting hole 441, one end of the connecting member 448 is fixed on the first adjusting plate 446, and the other end of the connecting member 448 is connected to the second adjusting plate 447 by the cooperation of a fastener and the adjusting hole 441; the adjusting rod 449 is connected to a side of the first adjusting plate 446, which is away from the connecting piece 448, and abuts against the second adjusting plate 447; the locker 444 is provided on the first adjustment plate 446 and serves to stop the second adjustment plate 447 from a side opposite to the adjustment rod 449.

In the first adjusting assembly 440, the setting direction is a first direction; in the second adjustment element 442, the set direction is a second direction; in the third adjustment assembly 445, the set direction is a lifting direction.

Specifically, the first adjustment plate 446 is provided with a slide way, and the second adjustment plate 447 is slidably fitted with the first adjustment plate 446 when not fixed and can slide along the slide way, wherein the first adjustment plate 446 and the second adjustment plate 447 have high fitting accuracy, and thus the position of the second adjustment plate 447 can be accurately adjusted in a set direction.

The adjusting rod 449 is a micrometer, which can further improve the accuracy of adjusting the position of the fixing base 42.

When the first adjusting assembly 440, the second adjusting assembly 442 or the third adjusting assembly 445 are adjusted correspondingly, the fastener is unscrewed to remove the limitation of the first adjusting plate 446 on the second adjusting plate 447, the adjusting rod 449 is a micrometer, the second adjusting plate 447 can be pushed and pushed through rotation to perform differential adjustment on the position of the fixing seat 42, after the fixing seat 42 is in place, the fastener is screwed to fix the second adjusting plate 447, and then the second adjusting plate 447 is stopped by the fastener 444 from the side opposite to the adjusting rod 449 to reinforce the locking limit of the second adjusting plate 447, so as to prevent the second adjusting plate 447 from shifting.

Referring to fig. 14, fig. 14 is a schematic flowchart of an embodiment of the positioning method provided in the present application. In this embodiment, the positioning method includes:

s10: and carrying out coarse positioning on the workpiece to be tested.

The workpiece to be tested is roughly positioned, and the positioning can be carried out manually or by a mechanical device.

In the embodiment, the workpiece to be tested is manually loaded, so that the workpiece to be tested is automatically roughly positioned.

Specifically, referring to fig. 15, the specific implementation of step S10 includes:

s11: and correspondingly installing a plurality of workpieces to be tested in a plurality of first bearing grooves of the bearing disc.

A plurality of workpieces to be tested are manually and correspondingly mounted in the first bearing grooves 140 of the carrying tray 14, so that the workpieces to be tested are roughly positioned once through the first bearing grooves 140, and one carrying tray 14 can roughly position a plurality of workpieces to be tested once through the carrying tray.

S12: and correspondingly mounting the plurality of carrying discs in the plurality of second carrying grooves of the carrying platform.

After all the first bearing grooves 140 in the carrying tray 14 bear the workpieces to be tested, the carrying tray 14 is installed on the second bearing grooves 120 of the carrying table 12, the carrying table 12 includes a plurality of second bearing grooves 120, and then the carrying trays 14 fully bearing the workpieces to be tested can be correspondingly installed in the second bearing grooves 120 of the carrying table 12, the carrying tray 14 is roughly positioned through the second bearing grooves 120, and further, the workpieces to be tested borne on the carrying tray 14 are indirectly roughly positioned for the second time.

The position accuracy of the workpiece to be tested can be controlled within +/-0.3mm through the matching of the primary coarse positioning and the secondary coarse positioning, the coarse positioning of the workpiece to be tested can be realized, and the initial position of the workpiece to be tested is ensured not to be influenced by too large deviation so as not to influence subsequent taking, placing and carrying of the workpiece to be tested.

The coarse positioning process can be realized by controlling the manipulator through a program, and the application is not particularly limited to this.

S20: and carrying the roughly positioned workpiece to be tested to a bearing table.

The carrying device 20 picks up the workpiece to be tested from the carrying tray 14 carried on the carrying table 12 and carries the workpiece to be tested to the carrying table 32, the position accuracy of the workpiece to be tested placed on the carrying table 32 by the carrying device 20 can be controlled within +/-0.5mm, so that the workpiece to be tested can be accurately positioned in the following process, and the position range of adjusting the workpiece to be tested is small in the following accurate positioning process.

S30: and acquiring initial position data of the workpiece to be tested borne on the bearing table.

The initial position data of the workpiece to be tested borne on the bearing table 32 is obtained in an image acquisition mode.

In this embodiment, the image acquisition component 360 photographs the workpiece to acquire an image, and processes the image to obtain initial position data of the workpiece.

The workpiece to be tested is placed on the bearing table 32, and image acquisition is performed on the workpiece to be tested to obtain initial position data, and after the position of the workpiece is corrected by the adjusting table 34, image acquisition is performed on the workpiece to obtain adjusted position data, so that whether the workpiece is adjusted in place or not can be judged subsequently.

S40: deviation data between the initial position data and the preset position data is determined.

The control device is internally pre-stored with a template of pre-stored position data of the workpiece, and the deviation data between the initial position data and the preset position data is determined by processing the initial position data and the preset position data.

Before the deviation data is confirmed, whether the initial position data exists in an error range of the preset position data or not is confirmed in a first step, and if the initial position data exceeds the error range of the preset position data, the deviation data between the initial position data and the preset position data is calculated and confirmed; if the initial position data is within the error range of the preset position data, it is determined that the position of the workpiece to be tested is adjusted in place, and the plummer 32 can be driven to ascend without readjustment, so that the workpiece is butted with the test interface 62.

The deviation data specifically includes a deviation displacement amount and a deflection angle between the workpiece and the template.

Specifically, referring to fig. 16, the specific implementation of step S40 includes:

s41: and determining the deviation displacement amount according to the first marking point in the initial position data and the first target point of the preset position data.

The first mark point can be a central point on the workpiece, the first target point is a central point on the template, and the external dimension data of the workpiece and the template are the same, so that the deviation displacement can be obtained by calculating the offset in the first mark point and the first target point bracket.

S42: and overlapping the first mark point offset with the first target point, and determining the deflection angle according to the second mark point in the offset initial position data and the second target point with the preset position number.

And after the first mark point is shifted to virtually coincide with the first target point, rotating the image of the workpiece to enable the second mark point to coincide with the second target point, and determining the deflection angle.

S50: and regulating and controlling the regulating platform according to the deviation data.

And regulating and controlling the adjusting platform 34 according to the deviation data, wherein the adjusting platform 34 is connected with the bearing platform 32 so as to adjust the position of the workpiece to be tested.

Referring to the above embodiment, the adjusting platform 34 includes three adjusting sub-mechanisms 344, and the three adjusting sub-mechanisms 344 are all movably connected to the bearing platform 32, wherein two adjusting sub-mechanisms 344 are disposed along a first direction and spaced along a second direction perpendicular to the first direction, and another adjusting sub-mechanism 344 is disposed along the second direction.

Referring to fig. 17, the step of adjusting and controlling the adjusting stage according to the deviation data can be implemented as follows:

s51: and determining the execution displacement corresponding to the three regulating sub-mechanisms according to the deviation displacement and the deflection angle.

The deviation displacement amount and the yaw angle obtained as described above are converted into the execution displacement amounts corresponding to the three adjustment sub mechanisms 344 to execute the deviation displacement amount and the yaw angle by the three adjustment sub mechanisms 344.

Specifically, two adjustment sub-mechanisms 344 arranged along the first direction can move along the positive direction or the negative direction of the first direction, and the adjustment sub-mechanism 344 arranged along the second direction can move along the positive direction or the negative direction of the second direction, and the three adjustment sub-mechanisms 344 can perform deviation displacement and deflection angle in a matching way.

S52: three actuator sub-mechanisms are driven to execute the execution displacement amount.

The three adjusting sub-mechanisms are driven to execute the execution displacement, and in practice, because the deviation displacement and the deflection angle are both small, the workpiece cannot be adjusted to the preset position necessarily by one-time adjustment of the bearing table 32 in consideration of factors such as system errors, adjustment precision and the like, and therefore, after the adjustment is completed, the adjustment position data of the workpiece to be tested, which is borne on the bearing table 32, is obtained again to confirm whether the position of the workpiece is adjusted in place.

Based on this, the present application further provides a computer device 200, please refer to fig. 18, fig. 18 is a schematic structural diagram of an embodiment of the computer device of the present application, in this embodiment, the computer device 200 includes a processor 210 and a memory 220, the processor 210 is coupled to the memory 220, the memory 220 is used for storing a program, and the processor 210 is used for executing the program to implement the positioning method of any of the above embodiments.

The computer device 200 may be a control device in the testing device 100, and is connected to the adjusting station 34 in a communication manner to implement the positioning method.

The computer device 200 may be a codec. Processor 210 may also be referred to as a CPU (Central Processing Unit). The processor 210 may be an integrated circuit chip having signal processing capabilities. The processor 210 may also be a general purpose processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components. The general purpose processor 210 may be a microprocessor or the processor may be any conventional processor or the like.

Based on this, the present application further provides a storage device 300, please refer to fig. 19, fig. 19 is a schematic structural diagram of an embodiment of the storage device provided in the present application, in this embodiment, the storage device 300 stores program data 310, and the program data 310 can be executed by a processor to implement the control method of the robot according to any of the above embodiments.

The program data 310 may be stored in the storage device 300 in the form of a software product, and includes several instructions to make a device or a processor execute all or part of the steps of the methods according to the embodiments of the present application.

The storage device 300 is a medium in computer memory for storing some discrete physical quantity. The memory device 300 includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, an optical disk, or other various media capable of storing the program data 310 code.

The present application discloses a test apparatus distinguished from the state of the art. Through setting up handling device and carrier assembly, wherein carrier assembly includes carrier disc and microscope carrier, carry out coarse positioning to the work piece through carrier disc and microscope carrier, so that handling device picks up, handling device is including getting put mechanism and conveying mechanism, wherein get put mechanism and include first get put subassembly and second get put the subassembly, first get put subassembly is used for getting the work piece of awaiting measuring, second gets to put the subassembly and is used for getting the work piece after the test, conveying mechanism is connected with getting put mechanism and is used for carrying and gets put mechanism, and then after the work piece accomplished the test, the second gets to put the subassembly and picks up the work piece after the test earlier, later first get to put the subassembly and place the work piece of awaiting measuring immediately, can further save time, and the carrying efficiency is improved, therefore the testing arrangement that this application provided can effectively improve the efficiency of carrying the work piece.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.

Claims

1. A test apparatus, characterized in that the test apparatus comprises:

a handling device comprising:

the picking and placing mechanism comprises a first picking and placing component and a second picking and placing component, wherein the first picking and placing component is used for picking and placing a workpiece to be tested, and the second picking and placing component is used for picking and placing the tested workpiece;

the conveying mechanism is connected with the taking and placing mechanism and is used for conveying the taking and placing mechanism;

a carrier assembly, comprising:

the loading disc is provided with a plurality of first loading grooves, the first loading grooves are used for loading workpieces, and the loading disc is provided with a first fool-proof part;

the side wall of the second bearing groove is also provided with a second fool-proof part matched with the first fool-proof part and an elastic component for elastically limiting the carrying disc;

the carrying device picks up the workpiece to be tested from the bearing component and places the tested workpiece on the bearing component.

2. The testing device of claim 1, wherein the transport mechanism comprises:

3. The testing device of claim 2, wherein the first transport sub-mechanism comprises:

4. The testing device of claim 3, wherein the second transport sub-mechanism comprises:

the second screw rod assembly is connected with the first screw rod assembly;

5. The testing device of claim 1, wherein the first pick-and-place assembly and the second pick-and-place assembly each comprise:

the air guide piece is internally provided with an air passage;

6. The testing device of claim 1, wherein the resilient assembly comprises:

7. The testing device according to claim 6, wherein the carrier is provided with a plurality of second bearing grooves and is divided into a loading area, a qualified area and a rejected area, the carrier tray located in the loading area is used for bearing the workpieces to be tested, the carrier tray located in the qualified area is used for bearing the workpieces after passing the test, and the carrier tray located in the rejected area is used for bearing the workpieces which do not pass the test;

8. The testing device as claimed in claim 7, wherein the second carrying grooves in the qualified area are further divided into different qualified grades, so that the carrying discs corresponding to the second carrying grooves are used for carrying the workpieces of the corresponding qualified grades; the second bearing grooves in the waste area are further divided into different waste grades, so that the corresponding bearing discs are used for bearing the workpieces of the corresponding waste grades.

9. The testing device as claimed in claim 1, wherein a detector is disposed at a bottom of the second carrying groove, and the detector is used for testing whether the carrying tray is carried in the second carrying groove.

10. The testing device of claim 1, further comprising a first mounting platform independently disposed, the carrier assembly and the handling device being mounted to the first mounting platform.