CN114904796B

CN114904796B - Test equipment

Info

Publication number: CN114904796B
Application number: CN202210826982.4A
Authority: CN
Inventors: 王树锋; 梁晖; 陈小兵
Original assignee: Qianhai Jingfangyun Shenzhen Test Equipment Co ltd
Current assignee: Qianhai Jingfangyun Shenzhen Test Equipment Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-12-27
Anticipated expiration: 2042-07-14
Also published as: CN114904796A

Abstract

The application discloses a test device. The test apparatus includes: the base station is provided with a plurality of loading and unloading ports; the disc separating mechanism is connected with the base station and comprises a plurality of bearing components, the bearing components are arranged in one-to-one correspondence with the loading and unloading ports, and the bearing components are used for positioning the bearing discs; feeding mechanism includes drawer frame, a plurality of tray magazine and a plurality of jacking piece, and the drawer frame is connected in one side that the base station deviates from the mechanism of dividing the dish, and drawer frame sliding connection drawer frame, drawer frame have been equipped with a plurality of mouths of dodging, and a plurality of tray magazines can be dismantled and connect drawer frame, and tray magazine with dodge a mouthful one-to-one setting, and a plurality of jacking pieces are connected in drawer frame for stretch into to the tray magazine that corresponds through dodging the mouth. Through the mode, the test equipment provided by the application can effectively shorten the time length of loading and unloading materials of the test equipment and the occupied area of the test equipment is smaller.

Description

Test equipment

Technical Field

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

Background

In the existing testing device for detecting the crystal grain (die), the testing equipment has larger volume and larger occupied area, and the testing efficiency of the testing equipment is limited because the loading and unloading time is long, so that the production progress is greatly influenced.

Disclosure of Invention

The application mainly provides a test device to solve the problem that the test device is large in occupied area and long in time consumption of feeding and discharging during operation.

In order to solve the technical problem, the application adopts a technical scheme that: a test apparatus is provided. The test apparatus includes: a base station provided with a plurality of loading and unloading ports; the tray separating mechanism is connected with the base station and comprises a plurality of bearing components, the bearing components are arranged in one-to-one correspondence with the loading and unloading ports, and the bearing components are used for positioning a bearing tray; the feeding mechanism comprises a drawer frame, a drawing frame, a plurality of tray material boxes and a plurality of jacking pieces, wherein the drawer frame is connected to one side, deviating from the tray dividing mechanism, of the base station, the drawing frame is connected with the drawer frame in a sliding mode, a plurality of avoiding openings are formed in the drawing frame, the tray material boxes can be detachably connected with the drawing frame, the tray material boxes are arranged in a one-to-one correspondence mode with the avoiding openings, the jacking pieces are connected to the drawer frame and used for extending into the corresponding tray material boxes through the avoiding openings and conveying a plurality of carrier discs contained in the tray material boxes to the bearing assembly through the loading and unloading openings or receiving carrier discs detached from the loading and unloading openings and containing the carrier discs to the tray material boxes.

In some embodiments, the drawer comprises a first bottom plate and a first locking part connected with the first bottom plate, the first bottom plate is provided with a plurality of the avoiding openings, and the plurality of tray magazines are detachably connected with the first bottom plate;

the drawer frame comprises a second bottom plate and a second locking piece connected with the second bottom plate, the plurality of jacking pieces are connected with the second bottom plate, and the first bottom plate is arranged in a sliding mode relative to the second bottom plate;

when the first locking piece and the second locking piece are locked, the loading and unloading opening, the avoiding opening and the jacking piece are arranged in an aligned mode; when the first locking piece and the second locking piece are unlocked, the drawing frame can slide relative to the drawing frame.

In some embodiments, the second bottom plate is further provided with a position detector, and the position detector is used for triggering the first locking piece and the second locking piece to be locked when the first bottom plate reaches a preset position.

In some embodiments, the tray magazine is magnetically attached to the first base plate.

In some embodiments, the drawer frame further comprises a plurality of electromagnetic members, at least one electromagnetic member is provided corresponding to each of the avoidance ports, and the tray magazine is provided with at least one ferromagnetic member;

the electromagnetic part is magnetically attracted with the ferromagnetic part when being powered on, and the magnetic attraction of the electromagnetic part to the ferromagnetic part is released when the electromagnetic part is powered off.

In some embodiments, the tray magazine is further provided with a first positioning portion, and the first base plate is provided with a second positioning portion in positioning fit with the first positioning portion, so that the tray magazine is arranged corresponding to the avoiding opening and the ferromagnetic member and the electromagnetic member are arranged in an aligned manner.

In some embodiments, the tray magazine further comprises:

the material frame is used for accommodating a plurality of stacked carrying disks, and the ferromagnetic part is connected to one side of the material frame;

the self-locking piece is arranged at the first material port of the material frame and used for supporting the loading discs which are arranged in the material frame in a stacked manner;

and the jacking piece enters the material frame through the first material port.

In some embodiments, the material frame includes a first material frame, a second material frame, and a plurality of support rods, the plurality of support rods are connected between the first material frame and the second material frame, the first material frame is provided with the first material port, the second material frame is provided with a second material port abutting against the loading/unloading port, and the ferromagnetic member is connected to one side of the first material frame;

the self-locking piece comprises a stop rod, a sliding rod, a bearing seat and an elastic piece, wherein one end of the stop rod is hinged with one end of the sliding rod, the sliding rod penetrates through the bearing seat in a sliding mode, and the elastic piece is elastically supported between the sliding rod and the bearing seat;

the elastic piece drives the sliding rod to drive one end of the blocking rod to slide into the bearing seat, so that the blocking rod rotates relative to the sliding rod under the guidance of the bearing seat and extends to the first material opening to support the loading disc.

In some embodiments, the jacking part comprises a jacking driving part, a push disc and a guiding part, the jacking driving part is connected with the second bottom plate, the driving end of the jacking driving part is connected with the push disc, and the guiding part is connected with the push disc and is in guiding fit with the second bottom plate;

the jacking driving piece is used for driving the pushing disc to pass through the avoiding opening and pushing a carrying disc in the tray material box to pass through the loading and unloading opening to the bearing component or bearing the carrying disc unloaded from the loading and unloading opening and containing the carrying disc to the tray material box.

In some embodiments, the carrier assembly comprises:

the bearing table is provided with a through hole penetrating through the bearing table;

the material dragging part is connected with the bearing table and is used for supporting the carrying disc positioned at the through hole;

the pushing part is connected with the bearing platform and used for pushing the carrying disc supported on the dragging part so as to position the carrying disc and the bearing platform;

at least two opposite sides of the bearing table are connected with the material dragging part, and at least two adjacent sides of the bearing table are connected with the material pushing part.

In some embodiments, the plurality of carrier assemblies are divided into a first loading station, a second loading station and an unloading station, wherein the tray magazine corresponding to the first loading station is used for supplying a tray full of workpieces to be tested to the first loading station, the tray magazine corresponding to the second loading station is used for supplying an empty tray to the second loading station, and the tray magazine corresponding to the unloading station is used for receiving a tray full of workpieces to be tested and unloaded from the unloading station.

In some embodiments, the test equipment further comprises a disk changing mechanism, wherein the disk changing mechanism is arranged on the base station and used for adding an empty carrier disk to the unloading station after the unloading station is empty.

In some embodiments, the disc replacing mechanism comprises a suction disc and a driving assembly, the driving assembly is connected with the base station, and a driving end of the driving assembly is connected with the suction disc and is used for driving the suction disc to carry the empty disc to the empty unloading station.

In some embodiments, the test apparatus further comprises:

the testing mechanism is arranged on one side of the disc separating mechanism and used for testing the workpiece to be tested;

and the picking mechanism is arranged on the base station and used for picking the workpiece to be tested from the first feeding station and transporting the workpiece to be tested to the testing mechanism, and transporting the tested workpiece from the testing mechanism to the unloading station.

In some embodiments, the testing mechanism comprises:

the test device comprises a plurality of groups of test components, a test platform and a control platform, wherein the plurality of groups of test components are arranged in rows, each group of test components comprises a test board and a control platform deck, the test board is provided with a test interface, the test interface is used for being in butt joint with a workpiece to be tested, and the control platform deck is used for bearing the workpiece and regulating the position of the workpiece;

the plurality of groups of first positioning assemblies are arranged in one-to-one correspondence with the plurality of groups of testing assemblies and are used for acquiring the position information of the workpiece on the adjusting carrying platform;

the second positioning assembly is arranged on one side of the plurality of groups of test assemblies, which deviates from the disc distributing mechanism, and is used for acquiring the position information of the test interfaces;

and the controller is used for controlling the adjusting carrier to adjust the alignment of the workpiece and the test interface according to the position information of the workpiece and the position information of the test interface.

The beneficial effect of this application is: in contrast to the state of the art, the present application discloses a test apparatus. The tray separating mechanism and the feeding mechanism are limited to be respectively positioned at the upper side and the lower side of the base station and are correspondingly arranged, namely the tray separating mechanism and the feeding mechanism are adjacent and are stacked, so that the distance between the tray separating mechanism and the feeding mechanism for conveying materials is short, the conveying efficiency of the materials can be effectively improved, the feeding mechanism can simultaneously convey a loading tray loaded with a workpiece to be tested and an empty loading tray to the tray separating mechanism and receive the loading tray collecting the tested workpiece, and the material loading and unloading duration of the testing equipment is effectively shortened; and the arrangement mode that the tray separating mechanism and the feeding mechanism are stacked mutually enables the occupied areas of the tray separating mechanism and the feeding mechanism to be overlapped, and the occupied area of the testing equipment is effectively reduced.

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 test apparatus provided in the present application;

FIG. 2 is a schematic view of the test apparatus shown in FIG. 1 except for a test mechanism and a pick-up mechanism;

FIG. 3 is a schematic diagram of an exploded structure of the test apparatus shown in FIG. 2;

FIG. 4 is a schematic diagram of the feeding mechanism of the test apparatus shown in FIG. 3;

FIG. 5 is a schematic top view of the test apparatus shown in FIG. 1, except for the pick-up mechanism;

FIG. 6 is a schematic top view of the tray separating mechanism of the testing apparatus shown in FIG. 5;

FIG. 7 is a schematic top view of the carriage assembly of the tray separation mechanism shown in FIG. 6;

FIG. 8 is a schematic view of a partially exploded structure of the feeding mechanism shown in FIG. 4;

FIG. 9 is a schematic view of the structure of the frame of the feeding mechanism shown in FIG. 8;

fig. 10 is a schematic sectional view showing the structure of the self-locking member in the frame of fig. 9;

fig. 11 is a schematic view of a test mechanism in the test apparatus shown in fig. 1.

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 obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to 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 to 3, fig. 1 is a schematic structural diagram of an embodiment of a test apparatus provided in the present application, fig. 2 is a schematic structural diagram of the test apparatus shown in fig. 1 except for a test mechanism and a pick-up mechanism, and fig. 3 is an exploded structural diagram of the test apparatus shown in fig. 2.

The testing device 100 comprises a base station 10, a disc separating mechanism 20, a feeding mechanism 30, a disc changing mechanism 40, a testing mechanism 50 and a picking mechanism 60, wherein the disc separating mechanism 20 and the disc changing mechanism 40 are both connected to the base station 10, the feeding mechanism 30 is connected below the base station 10, namely, the disc separating mechanism 20 and the feeding mechanism 30 are respectively connected to two opposite sides of the base station 10, and the testing mechanism 50 and the picking mechanism 60 can be connected with the base station 10 or independently arranged outside the base station 10.

Optionally, the testing mechanism 50 is spaced apart from and independent of the base station 10, so that disturbances such as vibrations generated by other devices can be prevented from being transmitted to the testing mechanism 50; alternatively, when the vibration caused by the operation of other devices can be controlled to a small level, the testing mechanism 50 can be connected to the base 10, so that the overall layout of the testing apparatus 100 is more compact and the occupied area is smaller.

The feeding mechanism 30 is used for providing an empty tray and a tray loaded with workpieces to be tested, and receiving and collecting the workpieces to be tested, the tray separating mechanism 20 is used for temporarily storing the tray loaded with the workpieces to be tested and the empty tray, the tray changing mechanism 40 is used for distributing the empty tray to each position of the tray separating mechanism 20, the picking mechanism 60 is used for transporting the workpieces between the tray separating mechanism 20 and the testing mechanism 50, and the testing mechanism 50 is used for testing the workpieces to evaluate the performance or quality of the workpieces.

In this embodiment, the base 10 is a complete plate, the disc dispensing mechanism 20, the disc changer 40, the tester 50, and the pickup mechanism 60 are connected to the upper surface of the base 10, the disc changer 40 is disposed on at least one side of the disc dispensing mechanism 20, the tester 50 is disposed side by side with the disc dispensing mechanism 20, the pickup mechanism 60 is connected to the base 10 and spans across the disc dispensing mechanism 20, and the feeder 30 is connected to the lower surface of the base 10 and disposed corresponding to the disc dispensing mechanism 20.

The base 10 is also provided with a set, two sets, or three sets of the multi-component tray mechanism 20, and correspondingly, the feeding mechanism 30 is also provided with a set, two sets, or three sets of the multi-component tray mechanism.

In the present embodiment, as shown in fig. 2 and 3, two sets of tray separating mechanisms 20 are provided on the base 10 and two sets of feeding mechanisms 30 are provided and distributed side by side.

Specifically, the base platform 10 is provided with a plurality of loading and unloading ports 12, the loading and unloading ports 12 are used for loading and unloading disks, the plurality of loading and unloading ports 12 can be distributed on the base platform 10 in an array, and the loading and unloading ports 12 can also be arranged on the base platform 10 in other arrangement modes.

Referring to fig. 1 to 5, fig. 4 is a schematic structural diagram of a feeding mechanism in the testing apparatus shown in fig. 3, and fig. 5 is a schematic structural diagram of a top view of the testing apparatus shown in fig. 1 except for a picking mechanism.

The tray separating mechanism 20 is connected with the base station 10, the tray separating mechanism 20 comprises a plurality of bearing components 22, the bearing components 22 are arranged in one-to-one correspondence with the loading and unloading ports 12, the bearing components 22 are used for positioning the carrying trays, the bearing components 22 are divided into a first loading station 221, a second loading station 222 and an unloading station 223, the first loading station 221 is used for temporarily storing the carrying trays of workpieces to be tested, the second loading station 222 is used for temporarily storing empty carrying trays, the unloading station 223 is used for loading the carrying trays of the tested workpieces, the tray changing mechanism 40 is used for distributing the empty carrying trays on the first loading station 221 or the second loading station 222 to the unloading stations 223, the picking mechanism 60 is used for picking up the workpieces to be tested from the first loading station 221 and carrying the workpieces to be tested to the testing mechanism 50, picking up the workpieces after being tested from the testing mechanism 50 and placing the workpieces on different unloading stations 223 according to the test classification results.

Wherein, the feeding mechanism 30 has the functions of providing a loading tray for the workpieces to be tested, an empty loading tray and a loading tray for receiving the workpieces which are collected and tested; the tray separating mechanism 20 and the feeding mechanism 30 are respectively located at the upper side and the lower side of the base platform 10, and the positions of the tray separating mechanism 20 and the feeding mechanism 30 are correspondingly arranged, that is, the positions between the tray separating mechanism 20 and the feeding mechanism 30 are adjacent, the distance between the tray separating mechanism 20 and the feeding mechanism 30 for conveying materials is short, and the conveying efficiency of the materials can be effectively improved.

Referring to fig. 3 and 4, the feeding mechanism 30 includes a drawer frame 31, a drawer frame 32, a plurality of tray material boxes 33 and a plurality of jacking members 34, the drawer frame 31 is connected to one side of the base 10 departing from the tray separating mechanism 20, the drawer frame 32 is slidably connected to the drawer frame 31, the drawer frame 32 is provided with a plurality of avoiding openings 320, the tray material boxes 33 are detachably connected to the drawer frame 32, the tray material boxes 33 and the avoiding openings 320 are arranged in a one-to-one correspondence manner, the jacking members 34 are connected to the drawer frame 31 and extend into the corresponding tray material boxes 33 through the avoiding openings 320, and convey a plurality of trays contained in the tray material boxes 33 to the bearing assembly 22 through the loading and unloading openings 12, or receive trays discharged from the loading and unloading openings 12 and contain the trays in the tray material boxes 33.

Specifically, the tray magazine 33 corresponding to the first loading station 221 is used for supplying a tray full of workpieces to be tested to the first loading station 221, the tray magazine 33 corresponding to the second loading station 222 is used for supplying an empty tray to the second loading station 222, and the tray magazine 33 corresponding to the unloading station 223 is used for receiving a tray after full loading test unloaded from the unloading station 223.

In this embodiment, each tray dividing mechanism 20 includes eight sets of carrier assemblies 22, and correspondingly, each feeding mechanism 30 includes eight sets of tray material boxes 33, wherein the first feeding station 221, the second feeding station 222, and the discharging station 223 can be divided or designated according to requirements.

The number of the carrier members 22 and the tray magazines 33 may be four, six, or ten, and the like, and the present application is not particularly limited thereto.

Specifically, as shown in fig. 3, the base 10 is provided with sixteen loading/unloading ports 12, and correspondingly provided with two tray separating mechanisms 20 and two feeding mechanisms 30, each tray separating mechanism 20 includes eight sets of carrier assemblies 22, wherein the sixteen sets of carrier assemblies 22 are provided with two first loading stations 221, two second loading stations 222 and twelve unloading stations 223, each set of feeding mechanism 30 includes eight sets of tray magazines 33, two sets of trays loaded with workpieces to be tested in the sixteen sets of tray magazines 33 are loaded with two sets of empty trays, and the remaining twelve sets of trays are empty and used for receiving and collecting the workpieces loaded with the tested workpieces.

It will be understood that the specific station division and number utilization of the sixteen groups of carrier assemblies 22 can be adjusted according to the user's requirements, for example, eight unloading stations 223, four first loading stations 221 and two second loading stations 222 are provided, and the remaining two carrier assemblies 22 are left vacant.

Referring to fig. 6 and 7, fig. 6 is a schematic top view of the tray separating mechanism in the testing apparatus shown in fig. 5, and fig. 7 is a schematic top view of the carrier assembly in the tray separating mechanism shown in fig. 6.

The tray dividing mechanism 20 comprises a plurality of bearing assemblies 22, each bearing assembly 22 comprises a bearing table 23, a material dragging piece 24 and a material pushing piece 25, and the bearing table 23 is provided with a through hole 230 penetrating through the bearing table 23; the material dragging part 24 is connected with the bearing platform 23 and is used for supporting the carrying disc positioned at the through opening 230; the pushing part 25 is connected with the bearing platform 23 and used for pushing the carrying disc supported on the dragging part 24 so as to position the carrying disc and the bearing platform 23; wherein, at least two opposite sides of the bearing platform 23 are connected with a material dragging part 24, and at least two adjacent sides of the bearing platform 23 are connected with a material pushing part 25.

Specifically, the dragging member 24 is configured to extend into the through hole 230, so that the carrying tray can rest on the dragging member 24 to form a support for the carrying tray; the pusher 25 is used to correct the position of the boat so that the position thereof on the carrier table 23 is determined, so that the tray changing mechanism 40 can pick up the boat more accurately, and the picking mechanism 60 can pick up the work piece to be tested and place the test-completed work piece more accurately.

The bearing platforms 23 are rectangular bodies, so that a plurality of bearing platforms 23 can be spliced to form the disc separating mechanism 20; the carrier plate and the through hole 230 are also rectangular, but if the carrier plate is circular or regular polygonal, the through hole 230 is also adaptively circular or regular polygonal.

The dragging parts 24 comprise dragging driving parts 241 and bearing platforms 242, the two groups of dragging parts 24 are arranged on two opposite sides of the bearing platform 23, and the dragging driving parts 241 can stretch to drive the bearing platforms 242 to be positioned in the through holes 230 or leave the through holes 230; the platform 242 is located in the through opening 230 for supporting the carrier tray; the platform 242 is away from the through-hole 230 to facilitate loading of the tray onto the carrier assembly 22 or into the tray magazine 33 through the through-hole 230.

The material pushing members 25 can be air cylinders and the like, and two groups of material pushing members 25 are arranged on two adjacent sides of the bearing platform 23; wherein, a positioning structure is arranged at one corner of the bearing platform 23 for positioning the position of the carrying disc.

For example, the positioning structure is a positioning notch so that an edge of the carrying disc can be inserted into the matching positioning.

The carrying assembly 22 further includes a detecting device 26 disposed on the carrying platform 23, and the detecting device 26 may be an optical coupler or a pressure sensor, etc. for detecting whether there is a carrying disc on the carrying platform 23.

Referring to fig. 3, 4 and 8, fig. 8 is a schematic view of a partially exploded structure of the feeding mechanism shown in fig. 4.

In this embodiment, the drawer frame 31 is a frame structure, and is fixedly connected to a side of the base 10 away from the tray separating mechanism 20, and the drawer frame 32 is slidably connected to the drawer frame 31 to carry a plurality of tray material boxes 33 to be exposed from the drawer frame 31 through sliding relative to the drawer frame 31, so that the tray material boxes 33 can be conveniently replaced to perform loading and unloading.

Specifically, as shown in fig. 4, the drawer 32 includes a first bottom plate 321 and a first locking member 322 connected to the first bottom plate 321, the first bottom plate 321 is provided with a plurality of avoiding openings 320, and the plurality of tray material boxes 33 are detachably connected to the first bottom plate 321, so as to integrally replace the tray material boxes 33 to perform loading and unloading, so that the loading and unloading efficiency is high, and the operation efficiency of the testing apparatus 100 is improved.

The drawer frame 31 includes a second bottom plate 311 and a second locking member 312 connected to the second bottom plate 311, the plurality of lifting members 34 are connected to the second bottom plate 311, and the first bottom plate 321 is slidably disposed relative to the second bottom plate 311, for example, a sliding manner is implemented by using a sliding rail or the like.

When the first locking member 322 and the second locking member 312 are locked, the loading and unloading port 12, the avoiding port 320 and the jacking member 34 are arranged in a contraposition manner; when the first locking member 322 and the second locking member 312 are unlocked, the drawer frame 32 can slide relative to the drawer frame 31 to replace the tray magazine 33.

Specifically, the drawer frame 31 further includes two side plates 313, the two side plates 313 are connected between the second bottom plate 311 and the base 10, and the first bottom plate 321 is slidably connected to the second bottom plate 311 or slidably connected to the two side plates 313.

The drawer frame 32 further comprises a door 323, the door 323 is connected to one side of the first bottom plate 321 and used for covering a drawer opening formed by the two side plates 313 and the second bottom plate 311, wherein the door 323 is provided with a function button, an indicator light and a handle for a user to push and pull, the function button is used for locking or unlocking the drawer frame 32 and the drawer frame 31, the indicator light is used for indicating whether the tray magazine 33 is full, and the indicator light is lightened when the tray magazine 33 is changed from full load to empty load or from empty to full load so as to remind the user to replace the tray magazine 33 in time.

Further, the second bottom plate 311 is further provided with a position detector 314, and the position detector 314 is used for triggering the first locking member 322 and the second locking member 312 to be locked when the first bottom plate 321 reaches the preset position, so that the drawer frame 31 and the drawer frame 32 can be automatically locked and unlocked through the function button.

As shown in fig. 8, the tray magazine 33 is detachably connected to the first bottom plate 321. For example, the first bottom plate 321 is provided with a positioning groove, and the tray magazine 33 is disposed in the positioning groove.

In this embodiment, the tray magazine 33 is magnetically connected to the first bottom plate 321.

Specifically, the drawer 32 further comprises a plurality of electromagnetic members 325, at least one electromagnetic member 325 being provided corresponding to each escape opening 320, and at least one ferromagnetic member 335 being provided to the tray magazine 33; the electromagnetic element 325 attracts the ferromagnetic element 335 when the power is turned on, and the electromagnetic element 325 releases the attraction to the ferromagnetic element 335 when the power is turned off, so that the tray magazine 33 and the drawer 32 can be conveniently detached and reliably connected.

For example, two or three electromagnetic members 325 are provided corresponding to each avoidance port 320, two or three ferromagnetic members 335 are provided in the tray magazine 33, and the ferromagnetic members 335 are provided in one-to-one correspondence with the electromagnetic members 325, or one ferromagnetic member 335 is provided in the tray magazine 33, and the one ferromagnetic member 335 can be magnetically connected to a plurality of electromagnetic members 325 at the same time.

In this embodiment, the tray magazine 33 further has a first positioning portion 331, and the first base plate 321 has a second positioning portion 326 positioned and engaged with the first positioning portion 331, so that the tray magazine 33 is disposed corresponding to the avoiding opening 320 and the ferromagnetic member 335 and the electromagnetic member 325 are aligned.

The first positioning portion 331 and the second positioning portion 326 may be one of a positioning hole and a positioning column, or the first positioning portion 331 and the second positioning portion 326 may be one of a positioning groove and a positioning protrusion, respectively, so that the tray magazine 33 and the first bottom plate 321 may be aligned efficiently and then the tray magazine 33 is fixed by magnetic attraction, so that the tray magazine 33 is high in assembling and disassembling efficiency.

Referring to fig. 9 and 10, fig. 9 is a structural view of a material frame of the feeding mechanism shown in fig. 8, and fig. 10 is a sectional structural view of a self-locking member of the material frame shown in fig. 9.

In this embodiment, the tray magazine 33 includes a material frame 332 and a self-locking member 334, the material frame 332 is used for accommodating a plurality of trays arranged in a stacked manner, and the ferromagnetic member 335 is connected to one side of the material frame 332; the self-locking member 334 is disposed at the first port 333 of the material frame 332, and is used for supporting the loading trays stacked in the material frame 332; wherein the jacking members 34 enter the material frame 332 through the first material openings 333.

The material frame 332 comprises a first material frame 336, a second material frame 337 and a plurality of support bars 338, the plurality of support bars 338 are connected between the first material frame 336 and the second material frame 337, the first material frame 336 is provided with a first material opening 333, the second material frame 337 is provided with a second material opening 339 for connecting with the loading/unloading opening 12, the ferromagnetic part 335 is connected to one side of the first material frame 336, and the plurality of support bars 338 are used for shaping a plurality of loading discs so as to keep the stacked loading discs aligned with each other.

Two sets of from locking part 334 are connected in the both sides of first material frame 336, and two sets of from locking part 334 mutually support the year dish.

As shown in fig. 10, the self-locking member 334 includes a blocking rod 301, a sliding rod 302, a carrying seat 303 and an elastic member 304, wherein one end of the blocking rod 301 is hinged to one end of the sliding rod 302, the sliding rod 302 is slidably disposed on the carrying seat 303, and the elastic member 304 is elastically supported between the sliding rod 302 and the carrying seat 303; the elastic member 304 drives the sliding rod 302 to drive one end of the blocking rod 301 to slide into the carrying seat 303, so that the blocking rod 301 rotates relative to the sliding rod 302 under the guidance of the carrying seat 303 to extend to the first material opening 333 to support the carrier tray.

Continuing to refer to fig. 8, the lifting member 34 includes a lifting driving member 341, a pushing disc 342 and a guiding member 343, the lifting driving member 341 is connected to the second bottom plate 311, a driving end of the lifting driving member 341 is connected to the pushing disc 342, the guiding member 343 is connected to the pushing disc 342 and is in guiding fit with the second bottom plate 311, and the pushing disc 342 is used for receiving and pushing the tray in the tray magazine 33.

The lifting driving member 341 is used for driving the tray 342 to pass through the avoiding opening 320, and pushing the tray in the tray magazine 33 to pass through the loading/unloading opening 12 to the carrying assembly 22, or receiving the tray unloaded from the loading/unloading opening 12 and accommodating the tray into the tray magazine 33.

Specifically, when the testing apparatus 100 operates, the jacking driving member 341 drives the pushing tray 342 to ascend so as to push the carrying tray carrying the workpiece to be tested to pass through the loading/unloading opening 12 to the through opening 230 of the carrying assembly 22, the pushing member 25 pushes against the carrying tray at the uppermost layer to primarily fix the carrying tray, after the jacking driving member 341 drives the pushing tray 342 to descend, the carrying tray at the uppermost layer is separated from the carrying tray at the lower layer, and then the material dragging member 24 extends into the through opening 230 and is located below the carrying tray to support the carrying tray; the loading process of the empty carrier disc and the loading process of the carrier disc loaded with the workpieces to be tested are not repeated; when the empty tray at the unloading station 223 is fully loaded, the lifting driving member 341 drives the pushing tray 342 or the tray on the pushing tray 342 to ascend to the through hole 230, the pushing member 25 pushes against the tray, so as to drag the material 24 to leave the through hole 230, then the pushing tray 342 moves to the lower side of the tray, the pushing member 25 releases the tray, so that the tray is stacked on the pushing tray 342 or the tray on the pushing tray 342 to complete unloading.

As shown in fig. 5, in the present embodiment, the tray changing mechanism 40 includes a suction cup 41 and a driving assembly 42, the driving assembly 42 is connected to the base 10, and a driving end of the driving assembly 42 is connected to the suction cup 41 for driving the suction cup 41 to transport the empty tray to the empty unloading station 223.

The driving assembly 42 has the capability of moving along the X-axis direction and the Z-axis direction, and the suction cup 41 is provided with an opening 410 and suction heads arranged on the periphery of the opening 410, wherein the opening 410 is used for avoiding the area of the carrying disc for carrying the workpiece, and the suction heads are used for adsorbing the edge of the carrying disc, so that the carrying disc can be picked up.

Referring to fig. 1 and 11, fig. 11 is a schematic structural diagram of a testing mechanism in the testing apparatus shown in fig. 1.

The testing mechanism 50 includes a plurality of sets of test elements 51, a plurality of sets of first positioning elements 52, a second positioning element 53, and a controller (not shown).

The plurality of groups of test assemblies 51 are arranged in rows, each group of test assemblies 51 comprises a test plate 510 and an adjusting carrier 512, the test plate 510 is provided with a test interface 511, the test interface 511 is used for being in butt joint with a workpiece to be tested, and the adjusting carrier 512 is used for bearing the workpiece and adjusting the position of the workpiece.

The plurality of first positioning assemblies 52 and the plurality of testing assemblies 51 are arranged in a one-to-one correspondence manner, and are used for acquiring position information of the workpiece on the adjusting stage 512.

The first positioning assembly 52 includes a first camera and a first acquisition driving assembly for driving the first camera to reciprocate so as to retract above the adjustment stage 512 after acquiring information from above the adjustment stage 512. Specifically, the first acquisition driving assembly is used for driving the first camera to reciprocate along the Y-axis direction.

The second positioning assembly 53 is disposed on a side of the plurality of sets of testing assemblies 51 facing away from the tray separating mechanism 20, and is used for acquiring the position information of the testing interface 511.

The second positioning component 53 includes a second camera and a second collecting driving component, and the second collecting driving component is connected to the second camera and is used for driving the second camera to move along the X-axis direction to correspond to the test board 510 of each test component 51 in sequence, and further driving the second camera to move along the Y-axis direction to the lower side of the test board 510, so as to collect the image of the test interface 511.

The controller is used for controlling the adjusting carrier 512 to adjust the alignment of the workpiece and the testing interface 511 according to the position information of the workpiece and the position information of the testing interface 511, so that the workpiece on the adjusting carrier 512 can be automatically calibrated with the testing interface 511, and the butt joint efficiency of the workpiece and the testing interface 511 can be effectively improved.

In this embodiment, the number of the testing assemblies 51 and the number of the first positioning assemblies 52 are four, and the number of the second positioning assemblies 53 is one.

In contrast to the state of the art, the present application discloses a test apparatus. The material distribution mechanism and the material supply mechanism are respectively positioned on the upper side and the lower side of the base station by limiting, and the positions of the material distribution mechanism and the material supply mechanism are correspondingly arranged, namely, the positions between the material distribution mechanism and the material supply mechanism are adjacent and are overlapped, so that the distance between the material supply mechanism and the material supply mechanism is short, the material supply efficiency can be effectively improved, the material supply mechanism can simultaneously convey a loading disc and an empty loading disc which are loaded with workpieces to be tested to the material distribution mechanism and carry the loading disc which collects the workpieces to be tested, and the time for loading and unloading the materials of the test equipment is effectively shortened.

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 base station provided with a plurality of loading and unloading ports;

the disc separating mechanism is connected with the base station and comprises a plurality of bearing components, the bearing components are arranged in one-to-one correspondence with the loading and unloading ports, and the bearing components are used for positioning a bearing disc;

the feeding mechanism comprises a drawer frame, a drawing frame, a plurality of tray material boxes and a plurality of jacking pieces, the drawer frame is connected to one side, away from the tray dividing mechanism, of the base station, the drawing frame is connected with the drawer frame in a sliding mode, the drawing frame is provided with a plurality of avoiding openings, the tray material boxes are detachably connected with the drawing frame and are arranged in one-to-one correspondence with the avoiding openings, and the jacking pieces are connected to the drawer frame and used for extending into the corresponding tray material boxes through the avoiding openings and conveying a plurality of carrier discs contained in the tray material boxes to the bearing assembly through the loading and unloading openings or receiving carrier discs detached from the loading and unloading openings and containing the carrier discs to the tray material boxes;

the drawing frame comprises a first bottom plate, the first bottom plate is provided with a plurality of avoidance ports, and the plurality of tray material boxes are detachably connected with the first bottom plate; the drawer frame comprises a second bottom plate, and the first bottom plate is arranged in a sliding mode relative to the second bottom plate;

the jacking part comprises a jacking driving part, a push disc and a guiding part, the jacking driving part is connected with the second bottom plate, the driving end of the jacking driving part is connected with the push disc, and the guiding part is connected with the push disc and is in guiding fit with the second bottom plate;

the jacking driving piece is used for driving the pushing disc to pass through the avoidance port and pushing a carrying disc in the tray material box to pass through the loading and unloading port to the bearing assembly or to accept the carrying disc unloaded from the loading and unloading port and to accept the carrying disc to the tray material box.

2. The test apparatus of claim 1, wherein the pull frame includes a first locking member coupled to the first base plate;

the drawer frame comprises a second locking piece connected with the second bottom plate;

when the first locking piece and the second locking piece are locked, the loading and unloading opening, the avoidance opening and the jacking piece are arranged in an aligned mode; when the first locking piece and the second locking piece are unlocked, the drawing frame can slide relative to the drawing frame.

3. The test apparatus as claimed in claim 2, wherein the second base plate is further provided with a position detector for triggering the first locking member and the second locking member to be locked when the first base plate is detected to reach a preset position.

4. The test apparatus of claim 2, wherein the tray magazine is magnetically attached to the first base plate.

5. The testing apparatus of claim 4, wherein the drawer frame further comprises a plurality of electromagnetic members, at least one of the electromagnetic members is provided corresponding to each of the avoiding openings, and the tray magazine is provided with at least one ferromagnetic member;

6. The testing apparatus of claim 5, wherein the tray magazine is further provided with a first positioning portion, and the first base plate is provided with a second positioning portion in positioning fit with the first positioning portion, so that the tray magazine is disposed corresponding to the avoiding opening and the ferromagnetic member and the electromagnetic member are disposed in alignment.

7. The test apparatus of claim 5, wherein the tray magazine further comprises:

the material frame is used for accommodating a plurality of stacked loading discs, and the ferromagnetic part is connected to one side of the material frame;

the self-locking piece is arranged at the first material port of the material frame and used for supporting the loading disc which is arranged in the material frame in a stacked mode;

wherein, the jacking piece enters the material frame through the first material opening.

8. The test equipment as claimed in claim 7, wherein the material frame comprises a first material frame, a second material frame and a plurality of support rods, the plurality of support rods are connected between the first material frame and the second material frame, the first material frame is provided with the first material port, the second material frame is provided with a second material port abutting against the loading and unloading port, and the ferromagnetic member is connected to one side of the first material frame;

the self-locking piece comprises a blocking rod, a sliding rod, a bearing seat and an elastic piece, wherein one end of the blocking rod is hinged with one end of the sliding rod, the sliding rod is slidably arranged on the bearing seat in a penetrating manner, and the elastic piece is elastically supported between the sliding rod and the bearing seat;

9. The test apparatus of claim 1, wherein the carrier assembly comprises:

10. The testing device according to claim 1, wherein the plurality of carrier assemblies are divided into a first loading station, a second loading station and an unloading station, wherein the tray magazine corresponding to the first loading station is used for supplying a tray full of workpieces to be tested to the first loading station, the tray magazine corresponding to the second loading station is used for supplying an empty tray to the second loading station, and the tray magazine corresponding to the unloading station is used for receiving a tray full of tests unloaded from the unloading station.

11. The test apparatus of claim 10, further comprising a tray changer disposed on the base station for reloading the unload station with an empty tray after the unload station is empty.

12. The test equipment of claim 11, wherein the tray changing mechanism comprises a suction cup and a driving assembly, the driving assembly is connected with the base, and a driving end of the driving assembly is connected with the suction cup and used for driving the suction cup to carry the empty tray to the empty unloading station.

13. The test apparatus of claim 10, further comprising:

and the picking mechanism is arranged on the base station and used for picking the workpiece to be tested from the first feeding station, conveying the workpiece to be tested to the testing mechanism and conveying the tested workpiece from the testing mechanism to the discharging station.

14. The test apparatus of claim 13, wherein the test mechanism comprises:

the test device comprises a plurality of groups of test components, a plurality of groups of test components and a plurality of adjusting platforms, wherein the plurality of groups of test components are arranged in rows, each group of test components comprises a test board and an adjusting platform deck, the test board is provided with a test interface, the test interface is used for being in butt joint with the workpiece to be tested, and the adjusting platform deck is used for bearing the workpiece and adjusting the position of the workpiece;

the second positioning assembly is arranged on one side, away from the disc distributing mechanism, of the plurality of groups of testing assemblies and is used for acquiring the position information of the testing interface;