CN114609417B

CN114609417B - A honeycomb chip aging detection platform

Info

Publication number: CN114609417B
Application number: CN202210265462.0A
Authority: CN
Inventors: 张华�; 薛银飞; 宁振坤
Original assignee: Shanghai Filai Testing Technology Co ltd
Current assignee: Shanghai Filai Testing Technology Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2025-07-11
Anticipated expiration: 2042-03-17
Also published as: CN114609417A

Abstract

The present invention discloses a honeycomb chip aging detection platform, including several detection modules, the detection modules are in a columnar structure, and the cross section of the detection module is a regular n-gon, wherein n is a natural number greater than or equal to 3, and the sides of several detection modules are connected one by one to form a honeycomb structure, and each of the detection modules is provided with n multifunctional PCB boards and n aging jigs electrically connected to the multifunctional PCB boards one by one, and several detection chips are placed on the aging jigs. The detection modules of the present invention are bonded one by one to form a honeycomb structure, and multiple aging jigs and multifunctional PCB boards can be arranged in each detection module. The honeycomb structure can make full use of the equipment space, thereby greatly improving the aging detection efficiency, and the detection modules can be freely combined according to the actual production capacity requirements. The modular design is convenient for customers to increase production capacity and expand equipment capacity.

Description

Honeycomb type chip aging detection platform

Technical Field

The invention relates to the technical field of chip detection, in particular to a honeycomb type chip aging detection platform.

Background

The chip needs to be subjected to strict aging test after being manufactured, and the operation efficiency of the existing aging detection equipment can not meet the requirements along with the breakthrough of the performance of the optical chip and the rapid increase of the requirements of the market on the number of chips.

The existing aging detection platform adopts a drawer type structure, the drawer is detached from the detection box for feeding, the chip is fixed on an aging jig in the drawer, and then the drawer is inserted into the detection box for detecting the chip after the chip is electrified. Each drawer can only set up a single set of chip, and the drawer quantity that whole detection case can set up is very limited, and is lower to the utilization ratio of inner space, leads to the chip to detect the productivity low to detection mechanism is complicated, leads to expanding the transformation pressure in the production process big. If the capacity is directly increased by adopting a mode of inputting more equipment, a series of work such as increasing the dust-free workshop area is also faced, and the cost pressure is too high.

Therefore, it is necessary to develop an aging detection platform capable of effectively improving the space utilization rate of the detection box, improving the detection efficiency and simplifying the detection mechanism.

Disclosure of Invention

The invention aims to provide a honeycomb type chip aging detection platform, which solves the technical problems that the aging detection platform in the prior art adopts a drawer type structure, the number of drawers which can be arranged in a detection box is very limited, the utilization rate of an internal space is low, the chip detection productivity is low, the detection mechanism is complex, and the transformation pressure in the production expanding process is high.

In order to achieve the above object, the technical scheme of the present invention is as follows:

The utility model provides a honeycomb type chip ageing testing platform, includes a plurality of detection module, detection module is the cylindricality structure, and detection module's cross section is positive n limit shape, and wherein n is the natural number of 3 or more, and a plurality of detection module's side one-to-one laminating is connected and is formed honeycomb structure, every all be equipped with n multi-functional PCB board in the detection module and with the n ageing smelting tool of multi-functional PCB board one-to-one electricity connection, a plurality of detection chip has been placed on the ageing smelting tool.

Through adopting above-mentioned scheme, a plurality of detection module laminating one by one forms honeycomb structure, can set up a plurality of ageing smelting tool and multi-functional PCB board in each detection module, and honeycomb structure can make full use of equipment space to improve ageing detection efficiency greatly, can come from combination detection module according to actual productivity demand, the modularized design, the customer of being convenient for increases productivity and expands equipment capacity.

Based on the technical scheme, the invention can also be improved as follows:

further, the detection module includes:

The two ends of the column body are provided with openings, the column body is formed by connecting n side plates end to end, and the inner side surface of each side plate is provided with a multifunctional PCB;

The cover plate is detachably fixed at one end of the column body and is provided with n ageing jigs corresponding to the n multifunctional PCB boards one by one, and when the cover plate is covered at the opening of the column body, the ageing jigs are electrically connected with the multifunctional PCB boards;

and the heat radiating unit is arranged at the opening at the other end of the column body.

Through adopting above-mentioned scheme, can dismantle the apron and carry out the last unloading of chip, with apron lid on the cylinder after the material loading is accomplished, multi-functional PCB board and ageing smelting tool electricity are connected this moment, can start the test through the power supply of control multi-functional PCB board, and the radiating element setting can realize the inside heat dissipation of cylinder in order to control ageing testing temperature at the cylinder inner end face.

Further, a partition board unit is arranged in the column body, and the partition board unit divides the interior of the column body into independent detection spaces corresponding to the n multifunctional PCB boards one by one.

Further, the baffle unit is including being located the barrel at cylinder center, the barrel is followed cylinder axial extension sets up, and the barrel outer loop face with be equipped with n baffles between the inside corner of cylinder, the baffle is close to apron one side tip still is equipped with the upper seal plate, baffle and curb plate cooperation form n detection space, every detection space all is equipped with one multi-functional PCB board, multi-functional PCB board's probe passes the upper seal plate with ageing smelting tool is connected.

Through adopting above-mentioned scheme, set up barrel and baffle structure formation a plurality of detection spaces in the cylinder, it is independent with every multi-functional PCB board, avoid the mutual influence.

Further, the baffle is provided with a notch for fixing the multifunctional PCB, the multifunctional PCB is inserted into the adjacent pair of the notches of the baffle to be internally fixed, and a gap is arranged between the multifunctional PCB and the corresponding side plate to form a heat dissipation channel.

Through adopting above-mentioned scheme, multifunctional PCB board inserts and establishes the draw-in groove internal fixation at the baffle, and the draw-in groove between multifunctional PCB board and the curb plate can form the heat dissipation passageway that specializes in ageing smelting tool simultaneously.

Further, the opening matched with the cylinder body is formed in the upper sealing plate, the pushing rod axially arranged along the cylinder body is fixed in the center of the inner side surface of the cover plate, a piston matched and sealed with the cylinder body is arranged at the end part of the pushing rod, an air hole is formed in the center of the cover plate, a gas connector located on the outer side surface of the cover plate is installed at the air hole, a gas channel communicated with the gas connector is formed in the pushing rod and the piston, and a lower sealing plate used for sealing the cylinder body is arranged at one end, away from the cover plate, of the cylinder body.

Through adopting above-mentioned scheme, the piston of apron inserts in the barrel, consequently forms sealed space between piston and the lower closing plate, injects or take out the air through gas joint, can realize negative pressure and the malleation in this sealed space, and the piston is compressed tightly down closing plate one side under the negative pressure state to guarantee to be connected steadily between ageing smelting tool and the multi-functional PCB board of apron medial surface, the piston is released under the effect of pressure under the malleation state, thereby realizes breaking away from of apron and carries out the unloading operation.

Further, the cylinder body, the partition plate and the cylinder body are integrally formed.

Further, the heat dissipation unit is an exhaust fan.

Further, the adjacent detection modules are fixed through a fastening structure.

Further, n is even, the buckle structure is including setting up half detection module the draw-in groove of curb plate surface and setting up detection module's the other half the buckle of curb plate surface, the draw-in groove includes a pair of cross-section is L type first support, a pair of first support is followed cylinder axial extension symmetry sets up the curb plate surface, first support one end with the curb plate is fixed, and the opening of first support sets up inwards, the buckle includes a pair of cross-section is L type second support, a pair of second support is followed cylinder axial extension symmetry sets up the curb plate surface, a second support terminal surface with the curb plate is fixed, and the opening of second support sets up outwards, first support and second support cooperation are fixed adjacent detection module.

Further, the cross section of the detection module is regular hexagon.

Compared with the prior art, the invention has the beneficial effects that:

1. The aging detection platform adopts a honeycomb structure formed by attaching a plurality of detection modules one by one, and each detection module is internally provided with a plurality of aging jigs and a multifunctional PCB (printed circuit board), so that the honeycomb structure can greatly improve the space utilization rate of equipment and the aging detection efficiency, and the detection modules are arranged in a modularized manner, can be freely combined according to the actual capacity requirement, and is convenient for customers to increase the capacity and expand the capacity of the equipment;

2. The detection module adopts a cylindrical structure, the multifunctional PCB is arranged on the inner surface of the side plate of the cylinder, the aging jig is arranged on the cover plate of the cylinder, and the aging jig is automatically and electrically connected with the multifunctional PCB when the cover plate is covered, so that the aging detection equipment mechanism is greatly simplified, and the cost is effectively reduced;

3. According to the invention, the gas connector is used for controlling the tight covering and separating of the cover plate, the piston of the cover plate is inserted into the cylinder body in the cylinder body, a sealing space is formed between the piston and the lower sealing plate, air is injected or pumped out through the gas connector, negative pressure and positive pressure of the sealing space can be realized, the piston is pressed down to one side of the sealing plate in a negative pressure state, so that stable connection between an ageing jig on the inner side of the cover plate and the multifunctional PCB is ensured, the piston is pushed out under the action of pressure in the positive pressure state, the separation of the cover plate is realized, feeding and discharging operation is realized, the operation is quick, the work is stable, and the poor contact phenomenon in a detection state is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is another view angle structure schematic of an embodiment of the present invention.

Fig. 3 is a schematic perspective view of a detection module according to an embodiment of the present invention.

Fig. 4 is a schematic view of another view angle structure of the detection module according to the embodiment of the present invention.

FIG. 5 is a schematic cross-sectional view of the A-A plane of FIG. 4.

FIG. 6 is a schematic cross-sectional view of the B-B plane of FIG. 4.

Fig. 7 is a schematic view of the structure of the cylinder according to the embodiment of the present invention with the upper sealing plate removed.

Fig. 8 is a schematic structural view of a cover plate of an embodiment of the present invention.

The figure shows:

1. a detection module;

2. Multifunctional PCB board;

3. an aging jig;

4. a column;

5. 501, air holes;

6. A cylinder;

7. a spacer 701, a notch;

8. Upper sealing plate 801, opening;

9. a lower sealing plate;

10. A gas joint;

11. A push rod;

12. A piston;

13. a gas channel;

14. An exhaust fan;

15. a first bracket;

16. And a second bracket.

Detailed Description

Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs.

As shown in fig. 1 and fig. 2, the present embodiment provides a honeycomb type chip aging detection platform, which includes a honeycomb structure formed by a plurality of detection modules 1 in a matching manner.

The detection modules 1 are of cylindrical structures, the cross sections of the detection modules 1 are regular hexagons, and the side surfaces of the adjacent detection modules 1 are in one-to-one fit connection to form a honeycomb structure. It should be noted that, when the cross section of the detection module 1 is other regular polygons, the honeycomb structure of the present embodiment can be implemented, and the effect thereof can be expected.

As shown in fig. 3 to 8, six multifunctional PCBs 2 and six burn-in jigs 3 electrically connected to the multifunctional PCBs 2 in a one-to-one correspondence are disposed in each detection module 1, and a plurality of detection chips are disposed on the burn-in jigs 3.

The detection modules 1 are attached one by one to form a honeycomb structure, a plurality of ageing tools 3 and multifunctional PCB boards 2 can be arranged in each detection module 1, and the honeycomb structure can fully utilize equipment space, so that ageing detection efficiency is greatly improved, the combination detection modules 1 can be combined according to actual capacity requirements, and the detection module is in modularized design, so that customers can increase capacity and expand equipment capacity conveniently.

Specifically, the detection module 1 includes a column 4, a cover plate 5, and a heat dissipation unit.

The openings 801 at two ends of the column 4 are arranged, the column 4 is formed by connecting six side plates end to end, and the inner side surface of each side plate is provided with a multifunctional PCB 2.

The cover plate 5 is detachably fixed at an opening 801 at one end of the column body 4, six ageing jigs 3 corresponding to six multifunctional PCBs 2 one by one are arranged on the inner side surface of the cover plate 5, and when the cover plate is covered at the opening 801 of the column body 4, the ageing jigs 3 are electrically connected with the multifunctional PCBs 2.

The heat dissipation unit is an exhaust fan 14, and is disposed at the opening 801 at the other end of the column 4, for exhausting heat in the column 4.

Can dismantle apron 5 and carry out the last unloading of chip, with apron 5 lid on cylinder 4 after the material loading is accomplished, multi-functional PCB board 2 and ageing smelting tool 3 electricity are connected this moment, can begin the test through the power supply of control multi-functional PCB board 2, and the radiating element setting is at cylinder 4 interior terminal surface, can realize the inside heat dissipation of cylinder 4 in order to control ageing detection temperature.

The inside baffle 7 unit that is equipped with of cylinder 4, baffle 7 unit cut apart into with six multi-functional PCB boards 2 one-to-one's independent detection space with the cylinder 4 inside.

The baffle 7 unit is including being located cylinder 6 at cylinder 4 center, and cylinder 6 extends along cylinder 4 axial and sets up, and all is equipped with a baffle 7 between the inside every corner of cylinder 6 outer ring face and cylinder 4, sets up six baffles 7 altogether, and baffle 7 is close to apron 5 one side tip and still is equipped with closing plate 8, and closing plate 8, baffle 7 and curb plate cooperation form six detection spaces, and every detection space all is equipped with a multi-functional PCB board 2, and the probe of multi-functional PCB board 2 passes closing plate 8 and is connected with ageing smelting tool 3.

The cylinder 6 and the partition plate 7 are arranged in the cylinder 4 to form a plurality of detection spaces, so that each multifunctional PCB 2 is independent and is prevented from being affected mutually.

The partition plate 7 is provided with a notch 701 for fixing the multifunctional PCB 2, the multifunctional PCB 2 is inserted into the notches 701 of the adjacent pair of partition plates 7 to be fixed, and a gap is arranged between the multifunctional PCB 2 and the corresponding side plate to form a heat dissipation channel.

The multifunctional PCB 2 is inserted and arranged in the clamping groove of the partition plate 7, and meanwhile, the clamping groove between the multifunctional PCB 2 and the side plate can form a heat dissipation channel special for the ageing jig 3.

The upper sealing plate 8 is provided with an opening 801 matched with the cylinder 6, the center of the inner side surface of the cover plate 5 is fixedly provided with a push rod 11 axially arranged along the cylinder 6, the end part of the push rod 11 is provided with a piston 12 matched and sealed with the cylinder 6, the center of the cover plate 5 is provided with an air hole 501, the air hole 501 is provided with a gas connector 10 positioned on the outer side surface of the cover plate 5, the inside of the push rod 11 and the inside of the piston 12 are provided with a gas channel 13 communicated with the gas connector 10, and one end of the cylinder 6 far away from the cover plate 5 is provided with a lower sealing plate 9 used for sealing the cylinder 6.

In order to ensure the tightness between the piston 12 and the inner wall of the cylinder 6, a plurality of rings of sealing rings can be arranged on the outer ring surface of the piston 12.

The piston 12 of the cover plate 5 is inserted into the cylinder 6, so that a sealed space is formed between the piston 12 and the lower sealing plate 9, air is injected or pumped out through the air connector 10, negative pressure and positive pressure of the sealed space can be realized, the piston 12 is pressed towards one side of the lower sealing plate 9 under the negative pressure state, stable connection between the ageing jig 3 on the inner side surface of the cover plate 5 and the multifunctional PCB 2 is ensured, the piston 12 is pushed out under the action of pressure under the positive pressure state, and accordingly separation of the cover plate 5 is realized, and feeding and discharging operations are performed.

In this embodiment, the cylinder 6, the partition 7 and the column 4 are integrally formed, and are made of integrally formed aluminum alloy materials.

Specifically, the adjacent detection modules 1 in this embodiment are fixed by a snap-fit structure. The buckle structure is including setting up the draw-in groove at detection module 1 wherein three curb plate surface and setting up the buckle on detection module 1 other three curb plate surface, the draw-in groove includes a pair of cross-section is the first support 15 of L type, a pair of first support 15 extends the symmetry along cylinder 4 axial and sets up on the curb plate surface, first support 15 one end is fixed with the curb plate, and the opening 801 of first support 15 sets up inwards, the buckle includes a pair of cross-section is the second support 16 of L type, a pair of second support 16 extends the symmetry along cylinder 4 axial and sets up on the curb plate surface, a terminal surface and the curb plate of second support 16 are fixed, and the opening 801 of second support 16 sets up outwards, first support 15 and second support 16 cooperation are fixed adjacent detection module 1.

The ageing detection platform of the embodiment adopts a honeycomb structure formed by attaching a plurality of detection modules 1 one by one, each detection module 1 is internally provided with a plurality of ageing jigs 3 and a multifunctional PCB (printed circuit board) 2, the honeycomb structure can greatly improve the space utilization rate of equipment and the ageing detection efficiency, the detection modules are arranged in a modularized manner, and the detection modules can be freely combined according to the actual capacity requirement, so that customers can conveniently increase the capacity and expand the capacity of the equipment;

The detection module 1 of the embodiment adopts a cylindrical structure, the multifunctional PCB 2 is arranged on the inner surface of the side plate of the cylinder 4, the ageing jig 3 is arranged on the cover plate 5 of the cylinder 4, and the ageing jig 3 is automatically and electrically connected with the multifunctional PCB 2 when the cover plate 5 is covered, so that the ageing detection equipment mechanism is greatly simplified, and the cost is effectively reduced;

the embodiment adopts the gas joint 10 to control the tight covering and separating of the cover plate 5, the piston 12 of the cover plate 5 is inserted into the cylinder 6 in the cylinder 4, a sealing space is formed between the piston 12 and the lower sealing plate 9, air is injected or pumped out through the gas joint 10, negative pressure and positive pressure of the sealing space can be realized, the piston 12 is pressed towards one side of the lower sealing plate 9 under the negative pressure state, thereby ensuring stable connection between the ageing jig 3 on the inner side surface of the cover plate 5 and the multifunctional PCB 2, the piston 12 is pushed out under the action of pressure under the positive pressure state, thereby realizing the separating of the cover plate 5 for feeding and discharging operation, and the device is rapid in operation, stable in work and avoids poor contact phenomenon in the detection state.

In the description of the present invention, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

It should be noted that the above embodiments are only used to illustrate the technical solution of the present invention, but not to limit the technical solution of the present invention, and although the detailed description of the present invention is given with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present invention, and all the modifications or substitutions are included in the scope of the claims and the specification of the present invention.

Claims

1. The honeycomb type chip aging detection platform is characterized by comprising a plurality of detection modules, wherein the detection modules are of cylindrical structures, the cross sections of the detection modules are of positive n-sided shapes, n is a natural number greater than or equal to 3, the side surfaces of the detection modules are in one-to-one joint connection to form a honeycomb structure, each detection module is internally provided with n multifunctional PCB boards and n aging jigs in one-to-one corresponding electric connection with the multifunctional PCB boards, and a plurality of detection chips are placed on the aging jigs;

The detection module comprises:

2. The honeycomb chip burn-in testing platform of claim 1, wherein a partition unit is provided inside the column, and the partition unit divides the inside of the column into independent testing spaces corresponding to the n multifunctional PCBs one to one.

3. The honeycomb chip aging detection platform according to claim 2, wherein the partition plate unit comprises a cylinder body located at the center of the cylinder body, the cylinder body extends axially along the cylinder body, n partition plates are arranged between the outer ring surface of the cylinder body and the inner corners of the cylinder body, an upper sealing plate is further arranged at one side end part of the partition plate, close to the cover plate, of the partition plate, n detection spaces are formed by matching the upper sealing plate, the partition plates and the side plates, each detection space is provided with a multifunctional PCB, and probes of the multifunctional PCB penetrate through the upper sealing plate and are connected with the aging jig.

4. The platform of claim 3, wherein the partition plate is provided with a notch for fixing the multifunctional PCB, the multifunctional PCB is inserted into the notches of the adjacent pair of partition plates to be fixed, and a gap is formed between the multifunctional PCB and the corresponding side plate to form a heat dissipation channel.

5. The honeycomb chip aging detection platform according to claim 3, wherein the upper sealing plate is provided with an opening matched with the cylinder, a push rod axially arranged along the cylinder is fixed at the center of the inner side surface of the cover plate, a piston matched and sealed with the cylinder is arranged at the end of the push rod, an air hole is formed in the center of the cover plate, a gas connector arranged on the outer side surface of the cover plate is arranged at the air hole, a gas channel communicated with the gas connector is formed inside the push rod and inside the piston, and a lower sealing plate used for sealing the cylinder is arranged at one end of the cylinder far away from the cover plate.

6. The platform of claim 3, wherein the barrel, the baffle and the column are integrally formed.

7. The platform of claim 1, wherein the heat dissipation unit is an exhaust fan.

8. The honeycomb type chip aging detection platform according to claim 1, wherein adjacent detection modules are fixed through a clamping structure, n is an even number, the clamping structure comprises clamping grooves formed in one half of the outer surfaces of side plates of the detection modules and clamping buckles formed in the other half of the outer surfaces of the side plates of the detection modules, the clamping grooves comprise a pair of first supports with L-shaped cross sections, the first supports are symmetrically arranged on the surfaces of the side plates along the axial extension of the column body, one ends of the first supports are fixed with the side plates, openings of the first supports are inwards arranged, the clamping buckles comprise a pair of second supports with L-shaped cross sections, the second supports are symmetrically arranged on the surfaces of the side plates along the axial extension of the column body, one end face of each second support is fixed with each side plate, the openings of the second supports are outwards arranged, and the first supports and the second supports are matched and fixed with the adjacent detection modules.

9. The platform of any one of claims 1 to 8, wherein the cross section of the detection module is regular hexagonal.