CN213532490U

CN213532490U - Exchange board for testing chip and testing system

Info

Publication number: CN213532490U
Application number: CN202022458316.9U
Authority: CN
Inventors: 陈泳任
Original assignee: Jianding Wuxi Electronics Co ltd
Current assignee: Jianding Wuxi Electronics Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-06-25
Anticipated expiration: 2030-10-29

Abstract

The utility model relates to the technical field of chip testing, and discloses an exchange board and a test system for testing chips, which comprises a rotatable support, a material pipe and a loading platform, wherein the material pipe is arranged in the feeding direction of the support, the loading platform is arranged in the discharging direction of the support, a bearing channel is arranged on the loading platform, the inlet of the bearing channel is arranged corresponding to the outlet of the material pipe, a first clamping device and a second clamping device are respectively arranged at the left end and the right end of the support, a first auxiliary clamping device and a second auxiliary clamping device are arranged at the middle part of the support, the first clamping device, the first auxiliary clamping device, the second clamping device and the second auxiliary clamping device clamp a plurality of material pipes and the loading platform together during actual use, and then the support is driven to rotate by a rotary power device, so that the plurality of material pipes and the loading platform can be in an inclined state relative to a base, and further, the chips in, chips in the material pipe are not manually placed into the carrying platform one by one, and then the testing efficiency is improved.

Description

Exchange board for testing chip and testing system

Technical Field

The utility model relates to a chip test technical field, concretely relates to exchange board and test system of test chip.

Background

With the development of electronic technology, various electronic devices require higher and higher reliability on chips. Therefore, in order to ensure the normal use of the chip, various chips must pass various tests before leaving the factory.

At present, chips are all placed in a material pipe assembly for transportation in the production process. Quality testing personnel move the chip in the material pipe assembly to the metal carrying platform through manual mode firstly when quality testing, and then put the metal carrying platform bearing a plurality of chips into a relevant testing machine for testing. However, because the chip has a small size, manual picking and placing is time-consuming, labor-consuming and low in efficiency, so that the production requirement cannot be met, and the chip is easy to damage in the picking and placing process.

SUMMERY OF THE UTILITY MODEL

In view of the not enough of background art, the utility model provides an exchange board testing arrangement, the technical problem that solve all puts into the metal microscope carrier with the chip from material pipe assembly through artifical mode when quality control at present, and efficiency is lower, can not satisfy the production demand, appears the damage moreover easily.

For solving the technical problem, the utility model provides a following technical scheme: the utility model provides a test chip's exchange board, includes rotatable support, material pipe and microscope carrier, and the feeding direction installation material pipe of support, the ejection of compact direction installation microscope carrier of support have seted up on the microscope carrier and have born the weight of the passageway, and the entry that bears the weight of the passageway corresponds the setting with the export of material pipe.

As a further technical scheme, a connecting mechanism is installed in the middle of the support, the connecting mechanism comprises a transfer platform deck, a left bearing platform and a right bearing platform, the transfer platform deck is fixed in the middle of the support, the left portion of the lower surface of the transfer platform deck is connected with the left bearing platform, the right portion of the lower surface of the transfer platform deck is connected with the right bearing platform, a transfer channel is formed in the transfer platform deck, and two ends of the transfer channel are respectively arranged corresponding to an outlet of the material pipe and an inlet of the bearing channel.

Preferably, a positioning seat is installed at one end, facing the outlet of the material pipe, of the adapter channel, and the material pipe is inserted into the positioning seat.

Preferably, the left end and the right end of the support are respectively provided with a first clamping device and a second clamping device, and the left end and the right end of the switching carrying platform are respectively provided with a first auxiliary clamping device and a second auxiliary clamping device; the first clamping device and the second clamping device respectively comprise a mounting seat, a transverse moving mechanism, a vertical guide rail, two sliding blocks and two clamps; the mounting base of the first clamping device is mounted at the left end of the support, the mounting base of the second clamping device is mounted at the right end of the support, the fixed end of the transverse moving mechanism is mounted at the top of the mounting base, the moving end of the transverse moving mechanism drives the vertical guide rail to move back and forth, the two sliding blocks are respectively mounted on the vertical guide rail, the two clamps are respectively mounted on the two sliding blocks, one end, away from the transfer platform, of the material pipe is placed at the top of the mounting base of the first clamping device, the two clamps of the first clamping device are arranged at one end, away from the transfer platform, of the material pipe in a clamping or loosening mode, one end, away from the transfer platform, of the platform is placed at the top of the mounting base of the second clamping device, and the two clamps of the; the first auxiliary clamping device and the second auxiliary clamping device respectively comprise a lower clamp, an upper clamp and a clamping power device, the lower clamp of the first auxiliary clamping device is fixed on the left bearing platform, one end, close to the switching platform deck, of the material pipe is placed on the top of the lower clamp of the first auxiliary clamping device, the lower clamp of the second auxiliary clamping device is fixed on the right bearing platform, one end, close to the switching platform deck, of the platform deck is placed on the top of the lower clamp of the second auxiliary clamping device, the clamping power device of the first auxiliary clamping device drives the upper clamp to clamp or loosen one end, close to the switching platform deck, of the material pipe, and the clamping power device of the second auxiliary clamping device drives the upper clamp to clamp or loosen one end, close to the switching platform deck, of the platform deck.

In addition, a lower clamp of the first auxiliary clamping device and an installation seat of the first clamping device are respectively provided with first positioning holes at two sides of the material pipe, a positioning device is arranged below the first positioning holes, the positioning device comprises a first supporting plate, a first positioning rod and a first telescopic power device which is vertically arranged, the telescopic end of the first telescopic power device is connected with the first supporting plate, the first positioning rod is vertically arranged on the first supporting plate, and the first positioning rod is arranged corresponding to the first positioning holes; second positioning holes are formed in the two sides of the carrying platform respectively through a lower clamp of the second auxiliary clamping device and a mounting seat of the second clamping device, a limiting device is arranged below the second positioning holes and comprises a second supporting plate, a second positioning rod and a vertically-arranged second telescopic power device, the telescopic end of the second telescopic power device is connected with the second supporting plate, the second positioning rod is vertically mounted on the second supporting plate, and the second positioning rod and the second positioning holes are arranged correspondingly.

Preferably, a first detection assembly is arranged below the material pipe, the first detection assembly is arranged at the left part of the detection support to detect whether the material pipe is placed or not, a second detection assembly is arranged above the switching channel, the second detection assembly is arranged in the detection switching channel to detect whether a chip is placed or not, a third detection assembly is arranged below the carrier, and the third detection assembly is arranged at the right part of the detection support to detect whether the carrier is placed or not.

As a further technical scheme, the utility model discloses still include rotary power device and base, rotary power device's stiff end is installed on the base, and rotary power device's rotatory end is connected with the middle part of support, and rotary power device's rotatory end drives the support and rotates.

Preferably, the base is provided with a support positioning device at the left end and the right end of the support respectively, the support positioning device comprises a third telescopic power device and a third positioning rod, the telescopic end of the third telescopic power device drives the third positioning rod to move along the longitudinal direction, the left end and the right end of the support are provided with a plurality of third positioning holes respectively towards one surface of the third positioning rod, and the third positioning holes pass through the support from the front of the third positioning rod when the support rotates.

As a further technical scheme, the material pipe is of a hollow structure, and the two pipe orifices of the material pipe are respectively inserted with a plug body.

A test system for testing chips applies the exchange platform for testing chips, and comprises a plug pulling platform and a test platform, wherein the plug pulling platform is configured to pull out a plug body on a material pipe, and the test platform tests the chips in a platform deck.

Compared with the prior art, the utility model beneficial effect who has is: when the test bench is used, the chips in the material pipes can enter the bearing channel on the carrier from the interior of the material pipe by rotating the support, and then the carrier is placed into the test bench for testing, so that the chips are not required to be manually tested from the material pipes one by one, and the test efficiency is improved.

Drawings

The utility model discloses there is following figure:

FIG. 1 is a schematic diagram of an embodiment of an exchange apparatus;

FIG. 2 is an exploded view of the feed tube in the example;

fig. 3 is a schematic structural diagram of a carrier in an embodiment;

FIG. 4 is a front view of an exemplary embodiment of a switch board;

FIG. 5 is a front view of the switch table of the embodiment after rotating;

FIG. 6 is a schematic structural view of a first clamping device in an embodiment;

FIG. 7 is a schematic structural diagram of a first clamping device clamping a material tube in the embodiment;

FIG. 8 is a schematic structural view of a first auxiliary clamping device in an embodiment;

FIG. 9 is a schematic structural diagram of a first auxiliary clamping device clamping a material tube in the embodiment;

fig. 10 is a schematic structural view of one end of the adapter carrier connected to the material tube in the embodiment;

fig. 11 is a schematic structural view of connection between the transfer carrier and the material tube in the embodiment;

fig. 12 is a schematic structural diagram of an end of the adapter carrier connected to the carrier in the embodiment;

fig. 13 is a schematic structural diagram of connection between a transfer carrier and a carrier in the embodiment;

FIG. 14 is a schematic structural view of a second clamping device and a stent positioning device in an embodiment;

FIG. 15 is a schematic structural diagram of a test system for testing a chip in an embodiment.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1, an exchanger for testing chips includes a rotatable support 1, a material tube D, and a carrier H, wherein the material tube D is mounted in the feeding direction of the support 1, the carrier H is mounted in the discharging direction of the support 1, a carrying channel H2 is provided on the carrier H, and an inlet of the carrying channel H2 is arranged corresponding to an outlet of the material tube D.

In this embodiment, the support 1 is driven by the rotary power device C, the fixed end of the rotary power device C is installed on the base a, the rotary end of the rotary power device C is connected to the middle of the support D, the rotary end of the rotary power device C drives the support D to rotate, in addition, the base a is further provided with a processing device B, the processing device B can be various computers, servers, microprocessors and the like, the processing device B can control the rotary end of the rotary power device C to rotate counterclockwise by a predetermined angle, or control the rotary end of the rotary power device C to rotate clockwise by a predetermined angle, or only control the rotary end of the rotary power device C to rotate by a predetermined angle in a single direction, and the rotary power device C can be an electronic component including a motor.

As shown in fig. 2, in this embodiment, the tube 2 includes a tube body 21, the tube body 21 is a hollow structure, plugs 22 are respectively inserted into two tube openings 211 of the tube body 21, and the chip 3 is inside the tube body 21.

As shown in fig. 3, in this embodiment, a plurality of carrying channels H2 are disposed on the carrier H side by side at equal intervals, the number of the carrying channels H2 is the same as the number of the material tubes 2, and the inlet of each carrying channel H2 corresponds to the outlet of the material tube 2, so that the chip 3 in each material tube 2 can slide into the corresponding carrying channel H2 when rotating, and in addition, the top of the carrying channel H2 is disposed with a strip-shaped hole H3, so as to prevent the chip 3 from falling from the carrying channel H2, the width of the strip-shaped hole H3 is smaller than the width of the chip 3.

Further, as shown in fig. 4, 5, 8 and 12, a connecting mechanism G is installed in the middle of the support D, the connecting mechanism G includes a transferring stage G3, a left bearing platform G4 and a right bearing platform G6, the transferring stage G3 is fixed in the middle of the support D, the left portion of the lower surface of the transferring stage G3 is connected to the left bearing platform G4, the right portion of the lower surface of the transferring stage G3 is connected to the right bearing platform G6, a transferring channel G31 is provided on the transferring stage G3, and two ends of the transferring channel G31 are respectively arranged corresponding to the outlet of the material tube 2 and the inlet of the bearing channel H2.

Preferably, in order to facilitate taking and placing of the material tube 2 and the carrier H, as shown in fig. 6 to 9, a first clamping device E and a second clamping device F are respectively installed at the left end and the right end of the support D, and a first auxiliary clamping device G1 and a second auxiliary clamping device G2 are respectively installed at the left end and the right end of the transfer carrier G3; the first clamping device E and the second clamping device F are identical in structure and respectively comprise a mounting seat E1, a transverse moving mechanism E2, a vertical guide rail E31, two sliding blocks E32 and two clamps E4; the mounting base E1 of the first clamping device E is mounted at the left end of the support D, the mounting base E1 of the second clamping device F is mounted at the right end of the support D, the fixed end of the transverse moving mechanism E2 is mounted at the top of the mounting base E1, the moving end of the transverse moving mechanism E2 drives the vertical guide rail E31 to reciprocate, the two sliders E32 are respectively mounted on the vertical guide rail E31, the two clamps E4 are respectively mounted on the two sliders E32, one end of the tube 2 far away from the transfer stage G3 is placed at the top of the mounting base E1 of the first clamping device E, the two clamps E4 of the first clamping device E are configured to clamp or unclamp one end of the tube 2 far away from the transfer stage G3, one end of the stage H far away from the transfer stage G3 is placed at the top of the mounting base E1 of the second clamping device F, and the two clamps E4 of the second clamping device F are configured to clamp or unclamp one end of the tube.

Optionally, the processing device B can drive the two sliders E32 of the first clamping mechanism E and the second clamping mechanism F to approach or depart from each other on the vertical guide rail E31 through two oil hydraulic cylinders, pneumatic cylinders, lead screws, and the like; the transverse moving mechanism E2 includes a driver E21 and a moving member E22, the driver E21 may adopt various hydraulic cylinders, pneumatic cylinders, etc., but not limited to this, the moving member E22 may adopt a guide rail and a slider, and the processing device B may control the driver E21 to drive the moving member E22 to move forward or backward.

In one embodiment, before the processing apparatus B controls the first clamping device E to clamp the plurality of material tubes 2 disposed on the mounting seat E1, the processing apparatus B may control the lateral moving mechanism E2 to move, so that the two clamps E4 push against one end of the plurality of material tubes 2 without clamping the plurality of material tubes 2, thereby making one ends of the plurality of material tubes 2 flush with each other. By making one ends of the plurality of material pipe assemblies 2 flush first, it is ensured that the first clamping device E can correctly clamp all the material pipes 2 arranged on the mounting seat E1.

In this embodiment, referring to fig. 8 and 12, the first auxiliary clamping device G1 and the second auxiliary clamping device are identical in structure, and respectively include a lower clamp G13, an upper clamp G12 and a clamping power device G11, wherein a lower clamp G13 of a first auxiliary clamping device G1 is fixed on a left bearing platform G4, one end of a material pipe 2 close to a transfer stage G3 is placed on the top of a lower clamp G13 of a first auxiliary clamping device G1, a lower clamp G13 of a second auxiliary clamping device G2 is fixed on a right bearing platform G6, one end of a stage H close to the transfer stage G3 is placed on the top of a lower clamp G13 of the second auxiliary clamping device G2, the clamping power device G11 of the first auxiliary clamping device G1 drives an upper clamp G12 to clamp or loosen the one end of the material pipe 2 close to the transfer stage G3, and a clamping power device G11 of the second auxiliary clamping device G2 drives an upper clamp G11 to clamp or loosen the one end of the transfer stage H close to the transfer stage G3.

Alternatively, the clamping power device G11 may employ an air cylinder; the processing device B can control the clamping power device G11 to enable the upper clamp G12 to move upwards or downwards, in addition, the clamping power device G11 comprises two air cylinders, and the telescopic ends of the two air cylinders respectively drive the upper clamp G12 and the lower clamp G13 to move in the vertical direction.

In practical use, the processing device B can control the first clamping device E and the first auxiliary clamping device G1 to act together or sequentially, so as to jointly hold a plurality of material tubes 2; the processing device B can also control the second clamping device F and the second auxiliary clamping device G2 to operate together or sequentially so as to hold the carrier H together.

In actual use, after the processing device B controls the first clamping device E, the first auxiliary clamping device G1, the second clamping device F and the second auxiliary clamping device G2 to clamp the plurality of material tubes 2 and the stage H together, the processing device B can control the rotary power device C to operate so as to rotate the support D relative to the base a, so that the plurality of material tubes 2 and the stage H can be in an inclined state relative to the base a, and thus, the plurality of chips 3 in each material tube 2 enter the stage H through the transfer stage G3 without manually placing the chips 3 in the material tubes 2 into the stage H one by one, thereby improving the test efficiency, and the rotation angle of the support D relative to the base a needs to satisfy the requirement that the chips 3 can smoothly fall into the stage H from the material tubes 2.

Preferably, in order to prevent the material tube 2 and the carrier H from moving to two sides in the using process, the lower clamp G13 of the first auxiliary clamping device G1 and the mounting seat E1 of the first clamping device E are respectively provided with first positioning holes G131 on two sides of the material tube 2, a positioning device M is arranged below the first positioning holes G131, the positioning device M comprises a first support plate M3, a first positioning rod M2 and a vertically arranged first telescopic power device M1, the telescopic end of the first telescopic power device M1 is connected with the first support plate M3, a first positioning rod M2 is vertically arranged on the first support plate M3, and the first positioning rod M2 is arranged corresponding to the first positioning holes G131; second locating hole G132 has been seted up respectively in the both sides of microscope carrier H to mount pad E1 that second auxiliary clamping device G2's lower anchor clamps G13 and second clamping device F were in, second locating hole G132 below is equipped with stop device N1, stop device N1 includes the second backup pad, second locating lever N12 and the flexible power device N11 of vertical setting, the flexible end and the second backup pad of the flexible power device N11 of second are connected, vertical installation second locating lever N12 on the second backup pad, second locating lever N12 corresponds the setting with second locating hole G132.

Optionally, the first telescopic power device M1 and the second telescopic power device N11 may both adopt an air cylinder, and the processing device B may control the first telescopic power device M1 and the second telescopic power device N11 to operate.

In actual use, the material tube 2 and the carrier H can be positioned by telescopically moving the first positioning rod M2 in the first positioning hole G131 and telescopically moving the second positioning rod N12 in the second positioning hole G132, so that the material tube 2 and the carrier H are prevented from deviating, and specific use effects can refer to fig. 7 and 13.

Preferably, as shown in fig. 10, in order to ensure that the tube 2 does not deviate when being docked with the adaptor channel G31 on the adaptor carrier G3, a positioning seat G52 is installed at one end of the adaptor channel G31 facing the outlet of the tube 2, and the tube 2 is inserted into the positioning seat G52, specifically, referring to fig. 10 and 11, the positioning seat G52 is connected with the adaptor channel G31 through a chip channel G51. In practical use, when the plurality of material tubes 2 are disposed on the mounting seat E1 of the first clamping device E, the processing device B can control the lateral moving mechanism E2 to move, so that one end of each of the plurality of material tubes 2 is correspondingly disposed in the plurality of positioning seats G52, and then the processing device B controls the first clamping device E and the first auxiliary clamping device G1 to clamp two ends of each of the plurality of material tubes 2.

Preferably, in order to prevent the support D from shaking when the first clamping device E and the first auxiliary clamping device G1 clamp the material pipe 2 and the support D from shaking when the second clamping device F and the second auxiliary clamping device G2 clamp the carrier H, the base a is provided with a support positioning device K at the left end and the right end of the support D respectively, the support positioning device K comprises a third telescopic power device K1 and a locking assembly K2, the locking assembly K2 is provided with a third positioning rod K21, the telescopic end of the third telescopic power device K1 drives the third positioning rod K21 to move along the longitudinal direction through the locking assembly K2, the left end and the right end of the support D facing the third positioning rod K21 are respectively provided with a plurality of third positioning holes D1, the third positioning holes D1 are arranged corresponding to the third positioning rod K21, when the support is actually used, the third telescopic power device K1 can adopt an air cylinder, the third telescopic power device K1 drives the third positioning rod K21 to be inserted into the third positioning holes D1, at this time, the bracket D cannot rotate relative to the base a, after the bracket D rotates to a certain angle, the third telescopic power device K1 can drive the third positioning rod K3 to be inserted into the corresponding third positioning hole D1, so as to limit the rotation of the bracket D, and the processing device B can control the third telescopic power device K1 to act, that is, any device which can be controlled by the processing device B to selectively limit the rotation of the bracket D belongs to the range where the bracket positioning device K can be implemented.

In actual use, the processing device B may control the bracket positioning device K to operate before the plurality of material tubes 2 are set in the mounting seat E1 of the first clamping device E, so that the bracket D cannot rotate relative to the base a; then, when the plurality of material tubes 2 are disposed on the mounting seat E1 of the first clamping device E, the processing device B may first control the positioning device M to move so as to limit the moving range of the plurality of material tubes 2 relative to the mounting seat E1, and finally, the processing device B controls the first clamping device E to move so that the two clamps E4 of the first clamping device E clamp one end of the plurality of material tubes 2.

Preferably, a first detecting assembly P1 is installed below the material tube 2, the first detecting assembly P1 is configured to detect whether the material tube 2 is placed at the left portion of the bracket D, in an actual application process, if it is not known that the material tube 2 falls down in a rotation process of the bracket D, the chip 3 reloaded into the material tube 2 falls down on the ground, as shown in fig. 9, the first detecting assembly P1 includes five first detecting sensors, when 5 material tubes 2 are installed on the lower clamp G13 of the first auxiliary clamping device G1, the processing device B can determine whether 5 material tube assemblies 2 are installed on the lower clamp G13 of the first auxiliary clamping device G1 according to detection signals returned by the 5 first detecting sensors, and when the number of the material tubes 2 is abnormal, the processing device B sends out related warning information to prompt a user; a second detection assembly P2 is installed above the switching channel G31, the second detection assembly P2 includes a plurality of second detection sensors, each second detection sensor is configured to detect whether there is a chip 3 in the switching channel G31 after the bracket D rotates by a predetermined angle, and when the processing device B detects that there is still a chip 3 in each switching channel G31 through the second detection assembly P2, the processing device B may control the rotary power device C to drive the bracket D to rotate to another predetermined angle again, so that the switching carrier G3 is in a more inclined state; of course, the processing device B may also directly issue related information to prompt the user that the chip 3 may be stuck in the switch channel G31; a third detecting component P3 is installed below the stage H, the third detecting component P3 is configured to detect whether the stage H is placed at the right portion of the support D, a specific third detecting component P3 can be disposed adjacent to the second auxiliary clamping device G2, the third detecting component P3 can be used to detect whether the stage H is located on the lower clamp G13 of the second auxiliary clamping device G2, and when the processing device B determines that the stage H is not disposed on the lower clamp G13 according to the detection result of the third detecting component P3, the processing device B can send related information to prompt the user.

In this embodiment, the first detection sensor and the second detection sensor may be both photosensors, and the third detection unit P3 may be a photosensor.

As shown in fig. 15, a chip testing system, which employs the exchanger 1 for testing chips as described above, further includes a plug pulling machine 4 and a testing machine, where the plug pulling machine is configured to pull out the plug 22 on the material tube 2, the testing machine tests the chips in the carrier H, the testing machine is disposed adjacent to the exchanger 1, and is configured to test a plurality of chips 3 disposed in each carrier H, in practical applications, the testing machine may be an oven, and after taking the carrier H off from the support D, the carrier H is sent into the oven with a temperature of 120-130 degrees and baked for 2-6 hours, and then a high temperature test is performed continuously, and after the high temperature test is completed, the carrier H is put on the support D, and then the support D is rotated, so that the chips 3 that have been subjected to the high temperature test in the carrier H fall into the material tube 2 again. According to the above, the utility model discloses a test system can be fast, a large amount of and automatic ground, moves the chip 3 among a plurality of material pipes 2 and carries to microscope carrier H to a plurality of chips 3 that set up in microscope carrier H carry out relevant test.

In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a switch board of test chip which characterized in that: the material pipe feeding device comprises a rotatable support, a material pipe and a carrying platform, wherein the material pipe is installed in the feeding direction of the support, the carrying platform is installed in the discharging direction of the support, a bearing channel is formed in the carrying platform, and an inlet of the bearing channel and an outlet of the material pipe are correspondingly arranged.

2. The switch board for testing chips of claim 1, wherein: the material pipe conveying device is characterized in that a connecting mechanism is mounted in the middle of the support and comprises a switching carrier, a left bearing platform and a right bearing platform, the switching carrier is fixed in the middle of the support, the left portion of the lower surface of the switching carrier is connected with the left bearing platform, the right portion of the lower surface of the switching carrier is connected with the right bearing platform, a switching channel is formed in the switching carrier, and two ends of the switching channel are respectively arranged corresponding to an outlet of the material pipe and an inlet of the bearing channel.

3. The switch board for testing chips of claim 2, wherein: the adapter channel is provided with a positioning seat towards one end of the outlet of the material pipe, and the material pipe is inserted into the positioning seat.

4. The switch board for testing chips of claim 2, wherein: the left end and the right end of the support are respectively provided with a first clamping device and a second clamping device, and the left end and the right end of the switching carrier are respectively provided with a first auxiliary clamping device and a second auxiliary clamping device; the first clamping device and the second clamping device respectively comprise a mounting seat, a transverse moving mechanism, a vertical guide rail, two sliding blocks and two clamps; the mounting seat of the first clamping device is arranged at the left end of the bracket, the mounting seat of the second clamping device is arranged at the right end of the bracket, the fixed end of the transverse moving mechanism is arranged at the top of the mounting seat, the moving end of the transverse moving mechanism drives the vertical guide rail to move back and forth, the two sliding blocks are respectively arranged on the vertical guide rail, the two clamps are respectively arranged on the two sliding blocks, one end of the material pipe, which is far away from the switching carrier, is placed at the top of the mounting seat of the first clamping device, the two clamps of the first clamping device are arranged at one end of the material pipe far away from the switching carrier platform in a clamping or loosening manner, one end of the carrier far away from the switching carrier is placed on the top of the mounting base of the second clamping device, the two clamps of the second clamping device are arranged at one end of the carrier far away from the switching carrier; the first auxiliary clamping device and the second auxiliary clamping device respectively comprise a lower clamp, an upper clamp and a clamping power device, the lower clamp of the first auxiliary clamping device is fixed on the left bearing platform, one end, close to the transfer platform deck, of the material pipe is placed on the top of the lower clamp of the first auxiliary clamping device, the lower clamp of the second auxiliary clamping device is fixed on the right bearing platform, one end, close to the transfer platform deck, of the platform deck is placed on the top of the lower clamp of the second auxiliary clamping device, the clamping power device of the first auxiliary clamping device drives the upper clamp to clamp or loosen one end, close to the transfer platform deck, of the material pipe, and the clamping power device of the second auxiliary clamping device drives the upper clamp to clamp or loosen one end, close to the transfer platform deck, of the platform deck.

5. The switch board for testing chips of claim 4, wherein: the lower fixture of the first auxiliary clamping device and the mounting seat of the first clamping device are respectively provided with first positioning holes at two sides of the material pipe, a positioning device is arranged below the first positioning holes, the positioning device comprises a first supporting plate, a first positioning rod and a first telescopic power device which is vertically arranged, the telescopic end of the first telescopic power device is connected with the first supporting plate, the first positioning rod is vertically mounted on the first supporting plate, and the first positioning rod is arranged corresponding to the first positioning holes; the lower fixture of the second auxiliary clamping device and the mounting seat of the second clamping device are respectively provided with second positioning holes at two sides of the carrier, a limiting device is arranged below the second positioning holes and comprises a second supporting plate, a second positioning rod and a vertically arranged second telescopic power device, the telescopic end of the second telescopic power device is connected with the second supporting plate, the second positioning rod is vertically mounted on the second supporting plate, and the second positioning rod and the second positioning holes are correspondingly arranged.

6. The switch board for testing chips of claim 2, wherein: the detection device comprises a detection support, a first detection assembly, a second detection assembly, a third detection assembly and a third detection assembly, wherein the first detection assembly is arranged below the material pipe and is used for detecting whether the material pipe is placed at the left part of the detection support or not, the second detection assembly is arranged above the switching channel and is used for detecting whether a chip is placed in the switching channel or not, the third detection assembly is arranged below the carrying platform and is used for detecting whether the carrying platform is placed at the right part of the detection support or not.

7. The switch board for testing chips of claim 1, wherein: still include rotary power device and base, rotary power device's stiff end is installed on the base, rotary power device's rotatory end with the middle part of support is connected, rotary power device's rotatory end drives the support rotates.

8. The switch board for testing chips of claim 7, wherein: the base is in support positioner is installed respectively to the left end and the right-hand member of support, support positioner includes third flexible power device and third locating lever, the flexible end of third flexible power device drives the third locating lever moves along longitudinal direction, a plurality of third locating holes have been seted up respectively to the left end and the right-hand member orientation of support one side of third locating lever, the third locating hole with the third locating lever corresponds the setting.

9. The switch board for testing chips of claim 1, wherein: the material pipe is of a hollow structure, and two pipe orifices of the material pipe are respectively inserted with a plug body.

10. A test system for testing chips, which applies the switch board for testing chips according to any one of claims 1-9, wherein: the device comprises a material pipe, a material pipe and a plug pulling machine, and is characterized by further comprising a plug pulling machine and a testing machine, wherein the plug pulling machine is configured to pull out a plug body on the material pipe, and the testing machine tests a chip in the loading platform.