CN112113992A

CN112113992A - Multifunctional integrated test bed

Info

Publication number: CN112113992A
Application number: CN202011044700.2A
Authority: CN
Inventors: 许校彬; 郭卫军; 唐帅
Original assignee: Huizhou Glorysky Electronics Technology Co ltd
Current assignee: Huizhou Glorysky Electronics Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2020-12-22
Anticipated expiration: 2040-09-29
Also published as: CN112113992B

Abstract

The application provides a multi-functional integrated test bench. The multifunctional integrated test bed comprises a substrate, a machine body, a box body, a door body, a thermal stress test seat and a grinding seat, wherein the substrate is provided with a through hole; the machine body is connected with the base plate, bears the base plate, is provided with a first placing groove, a first storage cavity, a heat insulation cavity and a containing groove, is communicated with the through hole, is communicated with the first storage cavity and is communicated with the containing groove; the box is provided with an open slot and a storage tank which are communicated with each other, the storage tank is used for storing tools, and the outer wall of the box is separated from the substrate through a heat insulation cavity. The thermal stress test seat and the grinding seat are integrated on the same substrate, so that the structure of the multifunctional integrated test bed is compact; because the outer wall of box separates the setting through thermal-insulated chamber and base plate, makes the heat conduction of base plate lower in to the box high temperature leads to the easy rust problem of oxidation of instrument in the box, has improved the life of instrument.

Description

Multifunctional integrated test bed

Technical Field

The invention relates to the technical field of circuit board tests, in particular to a multifunctional integrated test bed.

Background

The circuit board test bed is used for carrying out tests including a thermal stress test, a slice grinding test and the like. The thermal stress test is divided into two types of lead-containing tin furnaces and lead-free tin furnaces which are used as corresponding products, the requirements on environmental indexes are high in foreign countries such as European Union, lead-free tin furnaces are generally used, the thermal stress requires that the tin furnace temperature is 288 ℃/10' for 3 times, the tin-eating experiment requires that the tin furnace temperature is 255 ℃, and tin in the tin furnaces cannot be mixed. That is, the thermal stress testing platform needs to perform a high temperature test, so that the temperature of the machine body of the thermal stress testing platform is high. For convenient experiment, set up the toolbox that is used for depositing test tool in the below of the organism of thermal stress testboard, so long-term use in-process, the instrument receives the easy oxidation of high temperature influence and rusts, leads to the life of instrument to be lower.

In addition, in the section grinding test process, can produce a large amount of waste water, and the waste water of grinding test table face directly arranges to the waste water pond in, makes the interior equipment of waste water pond incessantly work, leads to waste water pond work power consumption more.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a multifunctional integrated test bed which solves the problems of low service life of tools and more electricity consumption in the working of a waste water tank.

The purpose of the invention is realized by the following technical scheme:

a multi-functional integrated test stand, comprising:

the substrate is provided with a through hole;

the machine body is connected with the base plate, bears the base plate and is provided with a first placing groove, a first storage cavity, a heat insulation cavity and a containing groove, the first placing groove is communicated with the through hole, the first placing groove and the heat insulation cavity are both communicated with the first storage cavity, and the heat insulation cavity is communicated with the containing groove;

the box body is positioned in the accommodating groove and connected with the machine body, the box body is provided with an open groove and a storage groove which are communicated, the storage groove is used for storing tools, and the outer wall of the box body is separated from the substrate through the heat insulation cavity;

the door body is rotatably arranged on the machine body, and the door body covers the open slot;

the thermal stress test seat is arranged on one surface of the substrate, which is far away from the machine body; and

the grinding seat is located on one side, away from the machine body, of the base plate, the grinding seat is located in the through hole and the first placing groove respectively, the grinding seat is connected with the base plate, and the grinding seat is provided with a first liquid drainage hole communicated with the first placing groove.

In one embodiment, the multifunctional integrated test bed further comprises an air draft device, the air draft device comprises an air draft cover and an air draft pipeline, the air draft cover is connected with the base plate, the air draft cover is arranged on the thermal stress test seat, and the air draft pipeline is communicated with the air draft cover.

In one embodiment, the body further defines a vent hole in communication with the thermal insulation cavity, and the vent hole is further in communication with the exhaust duct.

In one embodiment, the air draft cover comprises a cover body and a connecting seat which are connected, an air draft cavity is defined between the cover body and the connecting seat, the air draft cavity is communicated with the air draft pipeline, the connecting seat is provided with a position avoiding hole corresponding to the thermal stress test seat, the position avoiding hole is used for avoiding the thermal stress test seat, and the connecting seat is connected with one surface of the substrate, which is far away from the machine body.

In one embodiment, the multifunctional integrated test bed further comprises a washing device, the washing device is located in the air draft cavity and connected with the connecting seat, a washing pool communicated with the first storage cavity is formed in the connecting seat, and the washing device is arranged close to the washing pool.

In one embodiment, the base plate further defines a second placement groove, and the thermal stress test socket is disposed in the second placement groove and connected to the base plate.

In one embodiment, a side of the body adjacent to the substrate is provided with a thermal insulation layer.

In one embodiment, the thickness of the thermal insulation layer is 6 mm-10 mm.

In one embodiment, the box body is tightly connected with the machine body.

In one embodiment, the multifunctional integrated test bed further comprises a drain pipe and a control valve, the drain pipe is communicated with the first storage cavity, and the control valve is arranged on the drain pipe to control the opening and closing of the drain pipe.

Compared with the prior art, the invention has at least the following advantages:

1. according to the multifunctional integrated test bed, the first placing groove and the heat insulation cavity are both communicated with the first storage cavity, the grinding seat is provided with the first drainage hole communicated with the first placing groove, the first drainage hole is communicated with the first storage cavity through the first placing groove, waste liquid generated in a grinding test is discharged into the first storage cavity through the first drainage hole to be stored, and the problem that a waste water pond consumes more electricity during working is avoided;

2. according to the multifunctional integrated test bed, the thermal stress test seat and the grinding seat are integrated on the same substrate, so that the structure of the multifunctional integrated test bed is compact; because the outer wall of box separates the setting through thermal-insulated chamber and base plate, and thermal-insulated chamber and first storage chamber intercommunication, the heat conduction that makes the base plate is lower in to the box high temperature leads to the easy rusty problem of oxidation of instrument in the box, has improved the life of instrument.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic diagram of a multi-functional integrated test stand in one embodiment;

FIG. 2 is a sectional view taken along line A-A of the multifunctional integrated test stand of FIG. 1;

FIG. 3 is a partial cross-sectional view of the multi-functional integrated test stand of FIG. 1;

FIG. 4 is a schematic view of a portion of the multifunctional integrated test stand shown in FIG. 3 at B;

FIG. 5 is another schematic partial view of the multi-functional integrated test stand of FIG. 3;

FIG. 6 is a schematic view of another perspective of the multifunctional integrated test stand of FIG. 3;

FIG. 7 is a flow chart of a method for performing a grinding test on the multifunctional integrated test stand shown in FIG. 1.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the multifunctional integrated test bench 10 of an embodiment includes a substrate 100, a machine body 200, a box 300, a door 400, a thermal stress testing seat 500, and a polishing seat 600. The body 200 is connected to the substrate 100, and the body 200 supports the substrate 100. Referring to fig. 2, the body 200 defines a first storage chamber 210, a heat insulation chamber 220, and a receiving chamber 230. The base plate 100 is provided with a through hole 112, the machine body is further provided with a first placing groove 110 communicated with the through hole, the first placing groove 110 and the heat insulation cavity 220 are both communicated with the first storage cavity, the heat insulation cavity 220 is communicated with the accommodating groove 230, and the accommodating groove 230 is communicated with the first storage cavity 210 through the heat insulation cavity 220.

As shown in fig. 1 and 2, the box 300 is located in the receiving groove 230 and connected to the machine body 200, the box 300 is opened with an opening groove 310 and a storage groove 320, which are communicated, and the storage groove 320 is used for storing tools. The outer wall of the case 300 is spaced apart from the substrate 100 by the insulating chamber 220, so that the case 300 is prevented from directly contacting the substrate 100, and heat transferred into the case 300 is greatly reduced. The door 400 is rotatably disposed on the body 200, and the door 400 covers the opening groove 310.

As shown in fig. 1 and 3, the thermal stress test socket 500 is disposed on a surface of the substrate 100 facing away from the body 200. The polishing seat 600 is located on a side of the substrate 100 away from the machine body 200, and the polishing seat 600 is disposed in the first placing groove 110 and connected to the substrate 100. The polishing seat 600 is provided with a first drainage hole 602 communicated with the first placing groove 110, so that the first drainage hole 602 is communicated with the accommodating groove 230 through the first placing groove 110.

Above-mentioned multi-functional integrated test bench 10, because first standing groove 110 and thermal-insulated chamber 220 all communicate with first storage chamber, grind seat 600 and offer the first drainage hole 602 with first standing groove 110 intercommunication, make first drainage hole 602 communicate with first storage chamber through first standing groove 110, make the waste liquid that grinding test produced arrange into first storage intracavity through first drainage hole 602 and store, avoided the more problem of wastewater disposal basin work power consumption. The thermal stress test seat 500 and the grinding seat 600 are integrated on the same substrate 100, so that the multifunctional integrated test bed 10 has a compact structure; because the outer wall of the box body 300 is separated from the substrate 100 by the heat insulation cavity 220, and the heat insulation cavity 220 is communicated with the first storage cavity, the heat of the substrate 100 is conducted to the interior of the box body 300 to a low degree, so that the problem that the tool is easily oxidized and rusted due to overhigh temperature in the box body 300 is solved, and the service life of the tool is prolonged.

As shown in fig. 1, however, ammonia and related dangerous volatile chemicals are used to affect the health of the testing personnel and prevent the testing personnel from eye burns when the multifunctional integrated test bed 10 is configured with the micro-etching solution for slicing, in one embodiment, the multifunctional integrated test bed 10 further includes an air extracting device 700, and the air extracting device 700 includes an air extracting hood 710 and an air extracting duct 720. The air draft cover 710 is connected with the substrate 100, the air draft cover 710 is covered on the thermal stress test seat 500, the air draft pipeline 720 is communicated with the air draft cover 710, and in the test, especially when the multifunctional integrated test bed 10 is used for slice micro-etching liquid configuration, the eye parts of the tester are prevented from being burnt by volatile medicines through the air draft effect of the air draft pipeline 720 and the air draft cover 710, so that the use safety of the multifunctional integrated test bed 10 is improved.

As shown in fig. 1 and fig. 2, in one embodiment, the machine body 200 further defines a vent hole 203 communicating with the thermal insulation cavity 220, the vent hole is further communicated with the air draft duct 720, so that the airflow in the thermal insulation cavity 220 can enter the air draft cover 710 through the vent hole, and as the thermal insulation cavity 220 is respectively communicated with the accommodating groove 230 and the first storage cavity, the airflow in the thermal insulation cavity 220 flows, so that the airflow in the thermal insulation cavity 220 can directly dissipate heat from the periphery of the box 300, thereby further improving the service life of the tool.

As shown in fig. 1 and 2, in one embodiment, the air draft cover 710 includes a cover 712 and a connecting seat 714 connected to each other, an air draft cavity 713 is defined between the cover 712 and the connecting seat 714, and the air draft cavity 713 is communicated with an air draft duct 720. The connecting seat 714 is provided with a position-avoiding hole 714a corresponding to the thermal stress testing seat 500, and the position-avoiding hole is used for avoiding the thermal stress testing seat 500, so that the thermal stress testing seat 500 is accommodated in the air draft cavity 713, and further, waste gas generated in the thermal stress testing process can be extracted along with the air draft cover 710. The connecting seat 714 is connected to a surface of the base plate 100 away from the machine body 200, so that the exhaust hood 710 is connected to the base plate 100. In this embodiment, the cover 712 and the connecting seat 714 are integrally formed by stamping, so that the structure of the exhaust hood 710 is compact. In other embodiments, the cover 712 and the attachment base 714 may be formed separately and attached to one piece by welding.

As shown in fig. 1, in one embodiment, the multifunctional integrated test bench 10 further includes a washing device 800, the washing device 800 is located in the air draft cavity 713 and connected to the connecting seat 714, the connecting seat 714 is provided with a washing tank 716 communicated with the first storage cavity 210, and the washing device 800 is disposed adjacent to the washing tank 716. Before carrying out the section grinding test, can carry out the operation of section microetching liquid configuration at washing pond 716, because flushing device 800 is located exhaust chamber 713, avoid volatile medicine volatilize burn test personnel's eye, improved multi-functional integrated test bench 10's safety in utilization, the waste water of wasing in the pond 716 simultaneously can flow to first storage chamber 210 in, improved multi-functional integrated test bench 10's convenient to use nature. In this embodiment, the rinsing device 800 is a mechanical faucet or an auto-induction faucet. It will be appreciated that the laboratory test container and associated tools need to be cleaned after use, and since the washing apparatus 800 is disposed adjacent to the washing tank 716, the cleaned waste water is stored in the first storage chamber 210, so that the first storage chamber 210 can store the waste water.

As shown in fig. 2, in order to recycle the waste water flowing into the first storage chamber 210, further, an intermediate filter element 716b is disposed at a communication position of the cleaning tank 716 and the first storage chamber 210, and the intermediate filter element is used for filtering the waste water flowing into the first storage chamber 210, so that the large-diameter particle impurities in the cleaning tank 716 are prevented from directly flowing into the first storage chamber 210, and the waste water in the first storage chamber 210 can be recycled. In this embodiment, the intermediate filter element is configured to filter particles greater than or equal to a first predetermined diameter.

As shown in fig. 2, it can be understood that the situation of unbalanced ph of the waste water in the cleaning tank 716, for example, the acidic liquid of the microetching liquid contained in the waste water is more, which is not beneficial to recycling the waste water in the first storage chamber 210, further, the body 200 is provided with a second storage chamber 202 communicated with the cleaning tank 716, and the second storage chamber is communicated with the first storage chamber 210 through the connecting pipeline 208. The multifunctional integrated test stand 10 further comprises a first control valve 12, which is arranged on the connecting pipeline. If the pH value of the wastewater in the cleaning tank 716 is unbalanced, the first control valve is closed, the wastewater in the cleaning tank 716 is stored in the second storage cavity, and the first control valve is opened after the test is finished, so as to clean the multifunctional integrated test bed. Otherwise, the first control valve is opened to allow the second storage chamber to communicate with the first storage chamber 210 in real time. That is, whether the connection pipe is communicated with the first storage chamber 210 or not can be controlled by the first control valve, so that the applicability and the use convenience of the multifunctional integrated test stand 10 are improved. In this embodiment, the waste water after washing is reserved in first storage chamber 210 and second storage intracavity, makes first storage chamber 210 and second storage intracavity all can save waste water, has improved waste water reserve capacity, avoids flowing into outside wastewater disposal basin ceaselessly. In this embodiment, the first control valve is an automatic control valve, and the multifunctional integrated test bed 10 further includes a ph detector, and the ph detector is partially located in the second storage cavity. The pH value detector is electrically connected with the control end of the first control valve, and when the pH value detector detects that the pH value is lower or higher, namely the pH value is within the range of less than 6 or more than 8, the first control valve is closed. Otherwise, the first control valve is opened. Therefore, the first control valve is automatically closed or opened, and the wastewater in the second storage cavity automatically flows into the first storage cavity. Further, the multifunctional integrated test bed 10 further comprises a water level sensor, a part of the water level sensor is located in the second storage cavity to detect the water level in the second storage cavity, and the water level sensor is electrically connected with the control end of the first control valve. When the water level sensor detects that the water level in the second storage cavity reaches the preset water level, the first control valve is opened, and the problem that the water level in the second storage cavity is too high is avoided. Further, when the water level sensor detects that the water level in the second storage cavity reaches the preset water level, and/or when the pH value detector detects that the pH value is moderate, namely the pH value is in the range of 6 to 8, the first control valve is opened, otherwise, the first control valve is closed.

As shown in fig. 2, in order to better arrange the thermal stress testing socket 500 on the substrate 100, in one embodiment, the housing further defines a second placing slot 120, and the thermal stress testing socket 500 is arranged in the second placing slot 120 and connected to the substrate 100, so that the thermal stress testing socket 500 is better arranged on the substrate 100. In order to reduce the heat conducted from the thermal stress testing socket 500 to the substrate 100, a thermal resistant coating is further disposed on the inner wall of the second placement groove 120, and the thermal resistant coating abuts against the periphery of the thermal stress testing socket 500, so that the heat conducted from the thermal stress testing socket 500 to the substrate 100 is reduced. In this embodiment, the thickness of the heat-resistant coating is 2mm to 6 mm. Specifically, the thickness of the heat-resistant coating was 5 mm.

As shown in fig. 2, in one embodiment, the thermal insulating layer 205 is disposed on a surface of the housing 200 adjacent to the substrate 100, so that the substrate 100 can conduct less heat to the housing 200, thereby reducing the heat conducted to the box 300 and further reducing the temperature inside the box 300. In this embodiment, the insulation layer is an aerogel blanket layer or a vacuum insulation blanket layer. In one embodiment, the thickness of the heat insulation layer is 6 mm-10 mm, so that the heat insulation layer has better heat insulation performance. In this embodiment, the thickness of the thermal insulation layer is 8 mm.

As shown in fig. 2, in order to prevent the gas in the first storage chamber 210 from flowing out of the periphery of the machine body 200 through the insulating chamber 220 and the accommodating chamber 230, which affects the environment of the multifunctional integrated test stand 10 and is not beneficial to the air draft of the air draft housing 710, in one embodiment, the box body 300 is tightly connected to the machine body 200, which prevents the gas in the first storage chamber 210 from flowing out of the periphery of the machine body 200 through the insulating chamber 220 and the accommodating chamber 230, which affects the environment of the multifunctional integrated test stand 10 and is not beneficial to the air draft of the air draft housing 710.

As shown in fig. 1, in one embodiment, the multifunctional integrated test stand 10 further includes a drain pipe 900 and a second control valve 1100, the drain pipe 900 is communicated with the first storage chamber 210, and the second control valve 1100 is provided on the drain pipe 900 to control opening and closing of the drain pipe 900. When the wastewater in the first storage chamber 210 reaches a predetermined water level, the second control valve 1100 is opened to allow the wastewater in the first storage chamber 210 to flow out through the drain pipe 900, so that the problem of more power consumption in the operation of the wastewater pool can be avoided, and the situation of excessive wastewater in the first storage chamber 210 can be avoided. In this embodiment, the predetermined water level is higher than the height of the drain pipe 900, and when the waste water is drained to a position lower than the position of the drain pipe 900, the second control valve 1100 is closed, so as to avoid the problem that the waste water in the first storage chamber 210 reaches the predetermined water level and is continuously drained through the drain pipe 900, which results in a large electricity consumption for the operation of the waste water pool.

As shown in fig. 1, further, the multifunctional integrated test stand 10 further includes a water level monitor 1200, the water level monitor 1200 is disposed in the first storage chamber 210, and the water level monitor 1200 is configured to detect the water level in the first storage chamber 210, and send an alarm signal when the wastewater reaches a predetermined height position, so as to perform an alarm reminding function. In response to the alarm signal, the second control valve 1100 is opened to allow the liquid in the first storage chamber 210 to flow out through the drain pipe 900. It is understood that the second control valve 1100 is an automatic control valve or a mechanical control valve. In this embodiment, the second control valve 1100 is an automatic control valve, and a control end of the second control valve 1100 is electrically connected to the water level monitor 1200. When the wastewater in the first storage chamber 210 reaches a predetermined level, the water level monitor 1200 generates a first electric signal, and the second control valve 1100 is opened according to the first electric signal. When the waste water in the first storage chamber 210 is lower than the position of the drain pipe 900, the water level monitor 1200 generates a second electric signal, and the second control valve 1100 is automatically closed according to the second electric signal. Thus, the automatic on-off control of the second control valve 1100 is realized, and the use convenience of the multifunctional integrated test bed 10 is further improved.

As shown in fig. 1, when the water level in the first storage chamber 210 reaches a predetermined height position, the water level monitor 1200 sends a sensing signal and the second control valve is automatically opened. In contrast, when the water level in the first storage chamber 210 is lower than the predetermined height position, the water level monitor 1200 does not give a sensing signal and the second control valve is automatically closed. So, realize automatic drainage when the water level of outlet pipe 900 in first storage chamber 210 reaches predetermined high position, avoid the water level in first storage chamber 210 too high, can avoid the problem of the interior equipment incessant work of waste water pond better simultaneously. In this embodiment, the water level monitor 1200 is a water level sensor.

As shown in fig. 2, further, the holding tank is communicated with the first storage chamber 210, so that waste water flows into the holding tank through the first storage chamber, the outer wall of the box body 300 is partially soaked in the waste water, the temperature of the waste water to the outer wall of the box body 300 can be conducted to the waste water, the problem that the temperature of the heat radiation of the thermal stress test socket 500 is too high in the box body 300 is better avoided, and the service life of the tool is further prolonged. In order to prevent the waste water from corroding the outer wall of the box 300 and the inner wall of the first storage chamber 210, further, the outer wall of the box 300 and the inner wall of the first storage chamber 210 are both provided with corrosion-resistant layers, so that the corrosion-resistant layers are coated on the outer wall of the box 300 and the surface of the inner wall of the first storage chamber 210, and the waste water is prevented from corroding the outer wall of the box 300 and the inner wall of the first storage chamber 210. In the embodiment, the corrosion-resistant layer is a nickel-plated layer or a zinc-plated layer, so that the corrosion-resistant layer has better corrosion resistance.

As shown in fig. 1 and 3, the polishing seat 600 is detachably connected to the base plate 100, so that the inner walls of the polishing seat 600, the first placement groove 110, and the like can be cleaned or maintained, and the service life and convenience of the multifunctional integrated test bed 10 can be improved. In order to reliably connect the grinding seat 600 with the substrate 100 and improve the connection tightness between the grinding seat 600 and the substrate 100, the multifunctional integrated test bed 10 further comprises a positioning member 1300, a first positioning hole 620 is formed on one surface of the grinding seat 600 adjacent to the substrate 100, a second positioning hole 130 communicated with the first placing groove 110 is formed on the machine body, and two ends of the positioning member 1300 are respectively located in the first positioning hole 620 and the second positioning hole 130, so that the substrate 100 and the grinding seat 600 are reliably connected, meanwhile, the connection tightness between the grinding seat 600 and the substrate 100 is improved, and meanwhile, the grinding seat 600 can be quickly and accurately assembled and disassembled on the substrate 100. In the present embodiment, the positioning member 1300 is a positioning pin or a positioning nail.

As shown in fig. 1 and 3, the machine body 200 further defines a first drainage channel 140 and a second drainage hole 150 communicating with the first placement groove 110, the polishing pad defines a third drainage hole 603, the third drainage hole 603 communicates with the second drainage hole, the second drainage hole 150 communicates with the first storage chamber 210 through the first drainage channel 140, so that the third drainage hole 603 communicates with the first storage chamber 210 through the second drainage hole 150.

As shown in fig. 3, because the copper content of the circuit board is large, the related metal generated by grinding, such as copper powder, flows into the external wastewater pool along with wastewater, and there is a problem of large burden of the wastewater pool, in order to reduce the burden of the wastewater pool and improve the recovery rate of the copper powder, further, the machine body is further provided with a buffer cavity 160, the second fluid discharge hole 150 is communicated with the first fluid discharge channel 140 through the buffer cavity 160, the buffer cavity 160 is used for buffering the wastewater, the volume of the buffer cavity 160 is larger than the volume in the second fluid discharge hole 150, so that the copper powder in the wastewater is precipitated in the buffer cavity 160 when the wastewater flows into the buffer cavity 160 through the second fluid discharge hole 150, and the recovery of the copper powder is realized, reduce the copper powder content in the waste liquid that flows into in first storage chamber 210 simultaneously, be favorable to waste liquid cyclic utilization, make the water after the section of grinding can recycle, reduced the waste of water resource effectively, reduced the burden that liquid inflow outside wastewater disposal basin brought in first storage chamber 210 simultaneously. The section grinding waste water after the used many times flows into first storage chamber 210 in, dilutes the waste water in first storage chamber 210, and only when waste water reaches predetermined high position in first storage chamber 210, just discharge to outside wastewater disposal basin in the first storage chamber 210, avoid flowing into the problem that the wastewater disposal basin leads to the incessant work of wastewater disposal basin ceaselessly, has reduced the work power consumption of wastewater disposal basin, has practiced thrift the test water simultaneously.

As shown in fig. 3, for further improving the buffering effect of the inner wall of the buffer chamber 160 on the waste liquid, the copper powder is better deposited in the buffer chamber 160, further, the multifunctional integrated test stand 10 further includes a blocking plate 1400, the blocking plate 1400 is disposed on the inner bottom wall of the buffer chamber 160, and there is a preset inclination angle between the blocking plate 1400 and the inner bottom wall of the buffer chamber 160, so that the resistance flowing speed of the waste liquid in the buffer chamber 160 is slower by the blocking plate 1400, and further the inner wall of the buffer chamber 160 is better buffered on the waste liquid, and meanwhile, the copper powder is better deposited in the buffer chamber 160, and meanwhile, the burden caused by the liquid flowing into the external waste water tank in the first storage chamber 210 is reduced. Further, the inclination angle is 60 degrees to 120 degrees, so that the blocking plate 1400 better blocks the copper powder in the buffer waste liquid. In this embodiment, the angle of inclination is 90 °, so that the blocking plate 1400 better blocks the copper powder in the buffer waste liquid. It is understood that in other embodiments, the tilt angle is not limited to 90 °, and may be set to other values according to the actual needs of the experiment.

As shown in fig. 3 to 6, in order to improve the convenience and applicability of the multifunctional integrated test bed 10 and meet the requirements of the grinding tests of different products or adapt to the requirements of different grinding test conditions of the same product, further, the blocking plate 1400 is rotatably disposed on the inner bottom wall of the buffer cavity 160, so that the inclination angle between the blocking plate 1400 and the inner bottom wall of the buffer cavity 160 is adjustable, and the blocking plate 1400 can meet the requirements of the grinding tests of different products or adapt to the requirements of different grinding test conditions of the same product, thereby improving the convenience and applicability of the multifunctional integrated test bed 10. In this embodiment, the blocking plate 1400 includes a blocking plate body 1410 and a rotating shaft 1420, the blocking plate body 1410 is located in the buffer chamber 160, the rotating shaft 1420 is at least partially located in the buffer chamber 160 and connected to the blocking plate body 1410, a preset inclination angle exists between the blocking plate body 1410 and the bottom wall of the buffer chamber 160, so that the blocking plate body 1410 buffers waste liquid, and the inclination angle between the blocking plate body 1410 and the bottom wall of the buffer chamber 160 is adjustable.

As shown in fig. 3 and 6, further, the machine body 200 is provided with a mounting hole 210, the rotating shaft 1420 penetrates through the mounting hole 210 and is rotatably connected with the machine body 200, and the rotating shaft 1420 is partially located at the periphery of the machine body 200, so that when in use, the angle of the blocking plate main body 1410 can be adjusted without detaching the grinding seat 600, and the convenience in use of the multifunctional integrated test stand 10 is improved. In order to prevent the waste liquid in the buffer cavity 160 from leaking through the mounting hole 210, further, the rotating shaft 1420 is sleeved with an elastic rubber sleeve 1422, the elastic rubber sleeve 1422 is in interference fit with the mounting hole 210, so that the elastic rubber sleeve 1422 is tightly abutted to the inner wall of the mounting hole 210 to play a sealing role, thereby preventing the waste liquid in the buffer cavity 160 from leaking through the mounting hole 210, and meanwhile, the rotating shaft 1420 needs a certain rotating torque when rotating relative to the machine body 200, thereby preventing the problem of accidental rotation of the blocking plate 1400, and ensuring the reliability of the inclination angle between the blocking plate 1400 and the buffer cavity 160. In this embodiment, the elastic rubber sleeve 1422 may be a corrosion-resistant elastic silicone sleeve or a silicone ring.

As shown in fig. 3 to 6, further, the blocking plate 1400 further includes an adjusting handle 1430, the adjusting handle 1430 is sleeved on the rotating shaft 1420, and the adjusting handle 1430 is located at the periphery of the machine body 200, so that a user can adjust the inclination angle between the blocking plate body and the buffer cavity 160 through the adjusting handle 1430, thereby further improving the convenience of the multifunctional integrated test stand 10. Further, a plurality of angle identification convex lines 205 surrounding the rotating shaft 1420 are arranged on the outer wall of the machine body 200, the angle identification convex lines are arranged at intervals, a pointer groove 1432 is arranged on the adjusting handle 1430, the pointer groove 1432 extends to the rotating center of the adjusting handle 1430, so that when the adjusting handle 1430 rotates relative to the machine body 200 along with the rotating shaft 1420, the pointer groove 1432 corresponds to any angle identification convex line, therefore, the inclination angle between the blocking plate main body in the buffer cavity 160 and the buffer cavity 160 can be clearly known when the adjusting handle 1430 rotates, the blocking plate main body can be quickly and accurately adjusted, and the use convenience of the multifunctional integrated test bed 10 is further improved.

As shown in fig. 4, in order to make the blocking plate main body rotate more stably relative to the inner wall of the buffer cavity 160, further, the end portion of the blocking plate main body adjacent to the inner wall of the buffer cavity 160 is provided with a first arc-shaped surface 1430, and the inner wall of the buffer cavity 160 is provided with a second arc-shaped surface 162 matched with the first arc-shaped surface 1430, so that the blocking plate main body rotates more stably relative to the inner wall of the buffer cavity 160, and the resistance applied by the adjusting handle 1430 during the process of adjusting the blocking plate main body through the rotating shaft 1420 is reduced. It should be noted that, first arcwall face 1430 and second arcwall face 162 can contact with the waste liquid for a long time, there is the problem that the waste liquid corrodes first arcwall face 1430 or second arcwall face 162 respectively, in addition copper powder part can get into the fitting surface between first arcwall face 1430 and the second arcwall face 162, make first arcwall face 1430 and second arcwall face 162 cooperation department have the possibility of wearing and tearing, can aggravate the problem that the waste liquid corrodes first arcwall face 1430 or second arcwall face 162, furthermore, first arcwall face 1430 is equipped with first wearing layer, second arcwall face 162 is equipped with the second wearing layer, first wearing layer and second wearing layer are the ferronickel alloy layer, make first wearing layer and second wearing layer all have better corrosion resistance and wearability, the problem that the waste liquid corrodes first arcwall face 1430 or second arcwall face 162 has been solved.

As shown in fig. 3, to further improve the buffering effect of the buffer chamber 160, the number of the blocking plates 1400 is multiple, and the blocking plates 1400 are arranged side by side, so that the buffer chamber 160 has a better buffering effect. In the present embodiment, there is a space between two adjacent blocking plates 1400.

As shown in fig. 3, the housing further has a through hole 170, and the second drain hole 150 is communicated with the buffer chamber 160 through the through hole 170. In this embodiment, the via hole 170 is opened on the bottom wall in the buffer chamber 160, so that the waste liquid in the second liquid discharge hole 150 needs to enter the bottom wall in the buffer chamber 160 through the via hole 170, and the resistance of the blocking baffle 1400 plays a role in buffering the waste liquid better. It is understood that in other embodiments, the via 170 is not limited to opening on the bottom wall of the buffer chamber 160, but may also be opened at other positions on the inner wall of the buffer chamber 160. In this embodiment, the distance between the top of the blocking plate body of each blocking plate 1400 and the inner bottom wall of the buffer cavity 160 is greater than the distance between the via hole 170 and the inner bottom wall of the buffer cavity 160, that is, the distance between the top of the blocking plate body of each blocking plate 1400 and the inner bottom wall of the buffer cavity 160 is a first distance, the distance between the via hole 170 and the inner bottom wall of the buffer cavity 160 is a second distance, and the first distance is greater than the second distance, so that the waste liquid flows through the blocking plate body closest to the via hole 170 first and then flows through the blocking plate body closest to the via hole 170, and thus the waste liquid sequentially buffers the blocking plate bodies of the blocking plates 1400 layer by layer, so that the copper powder in the waste liquid is better precipitated in the buffer cavity 160, and the reuse rate of the water after being ground and sliced is up to more than 70%.

As shown in fig. 3, in order to improve the effect of buffering the waste liquid in the buffer chamber 160, further, the first drainage channel 140 is communicated between two adjacent blocking plates 1400 at the middle position in the buffer chamber 160, so that the waste liquid in the buffer chamber 160 flows into the first drainage channel 140 after being buffered for multiple times, and further, the effect of buffering the waste liquid in the buffer chamber 160 is improved. In order to improve the copper powder recycling effect and increase the buffer performance of the buffer cavity 160 on the waste liquid, in one embodiment, the first distances corresponding to the blocking plates 1400 are increased progressively along the increase of the distances between the blocking plates 1400 and the via holes 170, that is, the first distances corresponding to each blocking plate 1400 are not equal, and the first distance corresponding to the blocking plate 1400 closest to the via hole 170 is smaller than the first distance corresponding to the blocking plate 1400 farthest from the via hole 170, so that the heights of the blocking plates 1400 are increased progressively towards the middle.

As shown in fig. 3 and 4, in order to better buffer the waste liquid entering the buffer chamber 160 through the via hole 170 in the buffer chamber 160, further, one surface of each barrier plate body adjacent to the via hole 170 is provided with an inclined surface inclined away from the via hole 170, so that the waste liquid entering the buffer chamber 160 through the via hole 170 is better buffered in the buffer chamber 160. In this embodiment, the inclined plane is 3 ° to 10 °, so that the barrier plate main body has a good inclination effect. Specifically, the inclined surface is 6 °.

As shown in fig. 3, in order to improve the recovery efficiency of copper powder and enable the waste liquid flowing into the waste liquid pool cavity to be recycled for grinding on the grinding seat 600, further, the multifunctional integrated test bed 10 further comprises a first filter element 1500, the first filter element 1500 is disposed in the first liquid discharge hole 602, the waste liquid on the grinding seat 600 flows into the first liquid discharge hole 602 after being filtered by the first filter element 1500, and the copper powder exceeding the second predetermined diameter is prevented from flowing into the first liquid discharge hole 602 to cause blockage, and meanwhile, the recovery efficiency of the copper powder is improved, and the arrangement mode of the via holes 170, the buffer effect of the buffer cavity 160 on the waste liquid, and the multi-layer blocking effect of the plurality of blocking plates 1400 are added, so that the copper powder contained in the waste liquid finally flowing into the waste liquid pool cavity is almost zero, and thus, the waste liquid flowing into the waste liquid pool cavity can be recycled for grinding on the grinding seat.

As shown in fig. 3, further, the multifunctional integrated test bed 10 further includes a second filter element 1600, the second filter element 1600 is located in the buffer cavity 160, and the second filter element 1600 is located in the first drainage channel 140, so that the waste liquid in the buffer cavity 160 flows into the first drainage channel 140 after being filtered by the second filter element 1600, the copper powder exceeding a third predetermined diameter is prevented from flowing into the first drainage channel 140, and meanwhile, the recovery efficiency of the copper powder is further improved, by the synergistic filtering action of the first filter element 1500 and the second filter element 1600, the arrangement mode of the via holes 170 between the first filter element 1500 and the second filter element 1600, the buffering action of the buffer cavity 160 on the waste liquid, and the multi-layer blocking action of the plurality of blocking plates 1400, the copper powder can be completely prevented from flowing into the waste liquid pool cavity, and further, the waste liquid flowing into the waste liquid pool cavity can be cyclically used for grinding on the grinding base 600. In this embodiment, the second predetermined diameter is less than the third predetermined diameter.

As shown in fig. 3, further, the multifunctional integrated test bench 10 further includes a sealing ring 1700, the polishing base 600 has a first positioning groove 604 communicating with the first drainage hole 602, the machine body 200 has a second positioning groove 250 communicating with the second drainage hole 150, the sealing ring 1700 is respectively located in the first positioning groove 604 and the second positioning groove 250, the sealing ring 1700 elastically abuts against the first positioning groove 604 and the second positioning groove 250, when the polishing base 600 is connected with the machine body 200, the sealing ring 1700 is sealed between the polishing base 600 and the machine body 200, so as to prevent the waste liquid from flowing into the second drainage hole 150 from the first drainage hole 602, thereby improving the sealing performance of the connection between the polishing base 600 and the machine body 200. In this embodiment, the seal ring 1700 is a sealant ring.

As shown in fig. 3 and 5, in order to primarily filter the waste liquid after grinding, so as to prolong the service life of the first filter element 1500 and improve the efficiency of the waste liquid flowing into the first drainage hole 602 rapidly, further, the grinding seat 600 includes a grinding table 600a and a seat body 600b connected with each other, the first drainage hole 602 is opened in the seat body 600b, and the seat body 600b is detachably connected in the first placing groove 110. The grinding table 600a is arranged on the surface of the base body 600b, which is away from the machine body 200, the grinding table 600a is provided with a first leak hole 610a, the base body 600b is provided with a second leak hole 610b communicated with the first leak hole 610a, the second leak hole 610b is communicated with the first drainage hole 602, so that the waste liquid generated on the grinding table 600a can directly flow into the first drainage hole 602 through the outer surface of the base body 600b, and part of the waste liquid can flow into the second drainage hole 150 through the first leak hole 610a and the second leak hole 610b, so that the ground waste liquid is subjected to primary filtration, the service life of the first filter element 1500 is prolonged, and meanwhile, the efficiency of the waste liquid flowing into the first drainage hole 602 quickly is improved. In this embodiment, the polishing table 600a can be directly placed on the base 600b, or can be detachably connected to the base 600b, so as to clean and maintain the polishing table 600. Specifically, the polishing table 600a is placed on the seat body 600 b. In order to prevent the grinding table 600a from moving relative to the base 600b, the base 600b is further provided with a positioning groove, and the grinding table 600a is disposed in the positioning groove, so that the grinding table 600a is positioned on the base 600b, and the grinding table 600a is prevented from moving relative to the base 600 b. It is understood that in other embodiments, the grinding table 600a can be locked to the seat body 600b by screws.

As shown in fig. 5, further, the grinding seat 600 further includes a spraying mechanism 650 and a water inlet pipe (not shown) which are communicated with each other, the spraying mechanism 650 is disposed on the seat body 600b, and a spraying end of the spraying mechanism 650 is disposed adjacent to the grinding table 600a, so that when the grinding table 600a is used for grinding test, the spraying mechanism 650 can spray the test product, and the use convenience of the grinding table 600a is improved. In this embodiment, the spraying mechanism 650 is externally connected to the tap water pipe through the water inlet pipe.

As shown in fig. 4 and 5, the base body 600b further has a collecting hole 630b communicated with the second drain hole 610b, and the collecting hole 630b is communicated with the first drain hole 602, so that the second drain hole 610b is communicated with the first drain hole 602. In this embodiment, the seat body 600b is convexly provided with the annular convex edge 640b, the annular convex edge 640b surrounds the grinding table 600a, and the annular convex edge 640b surrounds the first drainage hole 602, so that the waste liquid is not easy to splash around when the grinding test is performed on the grinding table 600a, and the waste liquid is quickly collected into the first drainage hole 602. Specifically, the annular flange 640b encloses a collecting groove 642b, and the first drainage holes 602 and the grinding table 600a are located in the collecting groove 642b, so that the waste liquid is quickly collected into the first drainage holes 602 through the collecting groove 642b, and the collecting efficiency of the waste liquid is improved. The manifold holes 630b communicate with the collecting groove 642b, and the manifold holes 630b communicate with the first drain hole 602.

Further, the multifunctional integrated test bed 10 further comprises a pump body and a return pipe, the pump body is arranged in the first storage cavity, the liquid pumping end of the pump body is communicated with the return pipe, and the return pipe is communicated with the spraying mechanism 650, so that waste liquid in the first storage cavity is recycled for the spraying mechanism 650 through the pump body, the use efficiency of the waste liquid is improved, the emission of the waste liquid is reduced, and the effects of energy conservation and emission reduction are achieved.

Further, the multifunctional integrated test bed 10 further comprises a three-way valve, and the three-way valve is respectively communicated with the return pipe, the water inlet pipe and the spraying mechanism 650, so that the return pipe and the water inlet pipe are both communicated with the spraying mechanism 650. When the requirement on the spraying liquid discharged by the spraying mechanism 650 is low, the return pipe can be communicated with the spraying mechanism 650, so that the reuse of the waste liquid is realized; when the requirement for the spraying liquid discharged by the spraying mechanism 650 is high, the return pipe can be made to be not communicated with the spraying mechanism 650, and the water inlet pipe can be made to be communicated with the spraying mechanism 650, so that the applicability and the energy-saving requirement of the multifunctional integrated test bed 10 are improved. It can be understood that both the return pipe and the inlet pipe can be conducted or not conducted by means of corresponding control valves.

Referring again to fig. 2, in view of the fact that the cleaning tank 716 is communicated with the first storage chamber 210, so as to prevent other impurities such as metal particles from flowing into the first storage chamber 210 through the cleaning tank 716, and ensure that the waste liquid can be recycled on the grinding seat 600, further, a third filter element 716c is arranged at the communication position of the second storage chamber and the first storage chamber 210, and is used for filtering particulate matters exceeding a third predetermined diameter, and the third predetermined diameter is smaller than or equal to the second predetermined diameter, so as to avoid the problem that other impurities such as metal particles cannot flow into the first storage chamber 210 through the cleaning tank 716, and ensure that the waste liquid can be recycled on the grinding seat 600.

Referring to fig. 2 again, further, multi-functional integrated test bench 10 still includes adsorption plate 1800, and the adsorption plate is located in first storage chamber 210, makes the adsorption plate soak in the waste liquid, and the adsorption plate is used for adsorbing the less impurity of diameter to further purify the waste water in the waste liquid pond, and then make waste water can circulate and use on grinding seat 600, avoid the problem that the particle weared and teared grinding seat 600. In this embodiment, the adsorption plate is corrosion-resistant adsorption plate spare, makes the adsorption plate have better adsorption effect. Specifically, the adsorption plate is honeycomb-shaped adsorption plate member, and a plurality of honeycomb holes distributed in an array are formed in the adsorption plate, so that the adsorption plate has a good adsorption effect.

In one embodiment, as shown in fig. 7, the method for performing a grinding test on a multifunctional integrated test bed according to any of the above embodiments comprises some or all of the following steps:

s101, setting the water flow and time of the spraying of the grinding test according to the model of the product to be ground.

In the embodiment, the water flow and time of the grinding test spray are determined according to the type of the product to be ground, such as the area of the circuit board to be ground.

S103, the first filter element is arranged in a first liquid drainage hole communicated with the buffer cavity of the grinding seat and the machine body.

And S105, acquiring target inclination angle information of the blocking plate in the buffer cavity according to the water flow and time sprayed in the grinding test.

In this embodiment, according to the water flow and the time sprayed in the grinding test, the target inclination angle information of the blocking plate in the buffer cavity is obtained, that is, the target inclination angle of the blocking plate in the buffer cavity is obtained. For example, the water flow of the grinding test spray is 1L/h, the time is 30min, and the corresponding target inclination angle information is 60 degrees. It can be understood that the target inclination angle information is different for different grinding test spray water flow rates and times.

And S107, acquiring the current inclination angle information of the blocking plate.

In this embodiment, the current tilt angle information and the target tilt angle information are both values of the tilt angle of the blocking plate.

And S109, comparing the target inclination angle information of the blocking plate with the current inclination angle information to obtain the adjustment angle information of the blocking plate.

It can be understood that comparing the target inclination angle information and the current inclination angle information of the blocking plate specifically is: and carrying out difference or quotient comparison on the target inclination angle information of the blocking plate and the current inclination angle information. In this embodiment, the target tilt angle information of the blocking plate is subjected to difference comparison with the current tilt angle information.

And S111, adjusting the inclination angle of the blocking plate according to the adjustment angle information.

In this embodiment, if the difference between the target tilt angle information and the current tilt angle information is a positive value, the tilt angle of the blocking plate is rotationally adjusted in the clockwise direction. On the contrary, if the value obtained by subtracting the target inclination angle information from the current inclination angle information is a negative value, the inclination angle of the blocking plate is rotationally adjusted in the clockwise direction.

And S113, carrying out a slicing and grinding test on the circuit board.

And S115, pumping the waste liquid flowing out of the buffer cavity back to the grinding test for spraying and recycling.

Further, according to the water flow and time sprayed by the grinding test, the step S101 of obtaining the target inclination angle information of the barrier plate in the buffer cavity of the body specifically includes:

acquiring current model information of the barrier plate;

selecting target model information of the barrier plate according to the water flow and time sprayed in the grinding test;

judging whether the current model information is consistent with the target model information; otherwise, the grinding table is disassembled from the machine body, and the stop plate is replaced;

and acquiring target inclination angle information of the barrier plate.

In this embodiment, the stop plate can be dismantled and connect in the organism to change the stop plate of unidimensional not as required, improved the suitability and the convenient to use nature of multi-functional integrated test bench. Specifically, the current model information of the barrier plate and the target model information of the barrier plate are both numerical values of the area of the barrier plate.

Further, before the step of mounting the first filter element in the first liquid discharge hole of the grinding seat, which flows into the buffer cavity, and after the step of setting the water flow and time of the grinding test spray according to the type of the product to be ground, the slice grinding test method further comprises the following steps:

and selecting the model of the first filter element according to the model of the product to be ground.

Further, the water flow is 1L/h-2.5L/h. In this embodiment, the numerical value size of discharge can be set for according to the size of the model of the product of waiting to grind of difference, has improved the suitability of multi-functional integrated test bench.

Further, the spraying time of the grinding test is 1-3 h. In this embodiment, the time that the grinding test sprayed can be set according to the size of the model of the product to be ground, so that the applicability of the multifunctional integrated test bed is improved.

Further, the target inclination angle information of the blocking plate is 60-150 °. In this embodiment, the numerical value of the inclination angle information of the blocking plate can be adjusted as required, and the applicability of the multifunctional integrated test bed is improved.

Further, before the step of obtaining the target inclination angle information of the barrier plate in the buffer cavity of the machine body according to the water flow and time sprayed by the grinding test and after the step of installing the first filter element in the first liquid discharge hole communicating the grinding seat and the buffer cavity of the machine body, the slice grinding test method further comprises:

install the second filter core in on the diapire of buffer chamber with in the second flowing back hole of buffer chamber intercommunication, make the second filter core further filter the waste water after the buffer chamber buffering, improved the clean effect that flows into first storage chamber.

Further, after the step of pumping the waste liquid flowing out of the buffer chamber back to the grinding test spray for recycling, the slice grinding test method further comprises the steps of:

the grinding seat is detached from the machine body so as to clean the grinding seat and the machine body, and therefore the use convenience and the service life of the multifunctional integrated test bed are improved.

Further, before the step of performing the slice grinding test on the circuit board and after the step of adjusting the inclination angle of the blocking plate according to the adjustment angle information, the slice grinding test method further includes:

the blocking plate is locked and positioned, the problem that the blocking plate rotates relative to the machine body accidentally is solved, and the blocking buffer effect of the blocking plate on the copper powder is improved.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A multifunctional integrated test bed is characterized by comprising:

the substrate is provided with a through hole;

2. The multifunctional integrated test bed of claim 1, further comprising an air draft device, wherein the air draft device comprises an air draft cover and an air draft pipeline, the air draft cover is connected with the base plate, the air draft cover is arranged on the thermal stress test seat, and the air draft pipeline is communicated with the air draft cover.

3. The multifunctional integrated test bed according to claim 2, wherein the machine body is further provided with a vent hole communicated with the heat insulation cavity, and the vent hole is further communicated with the air suction pipeline.

4. The multifunctional integrated test bed according to claim 2, wherein the air draft cover comprises a cover body and a connecting seat which are connected with each other, an air draft cavity is defined between the cover body and the connecting seat, the air draft cavity is communicated with the air draft pipeline, the connecting seat is provided with a position avoiding hole corresponding to the thermal stress test seat, the position avoiding hole is used for avoiding the thermal stress test seat, and the connecting seat is connected with one surface of the base plate, which is away from the machine body.

5. The multifunctional integrated test bed according to claim 4, further comprising a washing device, wherein the washing device is located in the air draft cavity and connected with the connecting seat, the connecting seat is provided with a washing pool communicated with the first storage cavity, and the washing device is arranged adjacent to the washing pool.

6. The multifunctional integrated test bed according to claim 1, wherein the base plate further defines a second placement groove, and the thermal stress testing socket is disposed in the second placement groove and connected to the base plate.

7. The multifunctional integrated test bed of claim 1, wherein a side of the machine body adjacent to the substrate is provided with a thermal insulation layer.

8. The multifunctional integrated test bench of claim 7, wherein the thickness of the thermal insulation layer is 6mm to 10 mm.

9. The multifunctional integrated test stand of claim 1, wherein the box body is tightly connected with the machine body.

10. The multifunctional integrated test stand of any one of claims 1 to 9, further comprising a drain pipe in communication with the first storage chamber and a control valve provided on the drain pipe to control opening and closing of the drain pipe.