CN216694706U

CN216694706U - Upset detects box

Info

Publication number: CN216694706U
Application number: CN202123253886.5U
Authority: CN
Inventors: 何林; 马秀清
Original assignee: Yongsi Semiconductor Ningbo Co ltd
Current assignee: Yongsi Semiconductor Ningbo Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-07
Anticipated expiration: 2031-12-21

Abstract

The application provides a pair of upset detection box relates to semiconductor and detects technical field. The turnover detection box comprises a first box body and a second box body which are rotatably connected, wherein the first box body comprises a first surface opposite to the second box body, the second box body comprises a second surface opposite to the first box body, and the first box body and the second box body rotate relatively to enable the first surface and the second surface to be close to or far away from each other; the first surface is provided with a first limiting piece, the second surface is provided with a second limiting piece, and the first limiting piece and the second limiting piece are used for limiting the substrate to be detected; at least one of the first surface and the second surface is provided with a measuring scale line. The turnover detection box is convenient for detecting the front and the back of a substrate to be detected, has high detection efficiency, can visually acquire the positions of all elements on the substrate through measuring scale lines, and provides convenience for the division of products on subsequent substrates.

Description

Upset detects box

Technical Field

The utility model relates to the technical field of semiconductor detection, in particular to a turnover detection box.

Background

In the inspection process of the semiconductor package, it is necessary to detect whether there is a defect in the front surface mounting of the substrate and the back surface of the substrate. Generally, the chip is equipped with in the front subsides of base plate, when carrying out chip mounting silver thick liquid thickness detection, need use the detection tray, and this kind of detection tray can realize the detection to the base plate front, nevertheless can't realize the detection that base plate back silver thick liquid pollutes, if will detect the base plate back, need take out the base plate from detecting the tray alone, put into after the upset of base plate again and detect in detecting the tray, and troublesome poeration, inefficiency, and the process of overturning causes dropping or damage of base plate easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a turnover detection box, which can realize the detection of the front surface and the back surface of a substrate without taking out the substrate, has high detection efficiency and convenient operation, and is not easy to damage the substrate. Meanwhile, the positions of all elements on the substrate can be conveniently obtained, and convenience is brought to subsequent cutting of products on the substrate.

The embodiment of the utility model is realized by the following steps:

in a first aspect, the present invention provides a turning detection box, including a first box body and a second box body which are rotatably connected, wherein the first box body includes a first surface opposite to the second box body, the second box body includes a second surface opposite to the first box body, and the first box body and the second box body relatively rotate to make the first surface and the second surface approach or depart from each other;

the first surface is provided with a first limiting piece, the second surface is provided with a second limiting piece, and the first limiting piece and the second limiting piece are used for limiting the substrate to be detected; at least one of the first surface and the second surface is provided with a measuring scale line.

In an optional embodiment, the first limiting member is a first positioning groove formed in the first surface, and the first positioning groove is used for placing the substrate to be tested; the measuring scale line is arranged on the groove wall of the first positioning groove, and/or the measuring scale line is arranged on the first surface along the periphery of the first positioning groove.

In an alternative embodiment, the first positioning groove is provided with a first notch, and the first notch is communicated with the outer side of the first box body.

In an optional embodiment, the measuring scale line includes a scale line, and a starting point of the scale line is located at an end of the first positioning groove far away from the first notch.

In an alternative embodiment, the measurement scale line comprises a grid line provided at the bottom wall of the first positioning groove.

In an optional embodiment, the second limiting member is a second positioning groove formed in the second surface, and the second positioning groove is used for placing the substrate to be tested; under the closed state of the first box body and the second box body, the first positioning groove and the second positioning groove are oppositely arranged.

In an alternative embodiment, the second surface is provided with graduation lines arranged along the periphery of the second positioning groove, and the bottom wall of the second positioning groove is provided with grid lines.

In an optional embodiment, the second positioning groove is provided with a second notch, and the second notch is communicated with the outer side of the second box body; under the closed state of the first box body and the second box body, the first notch and the second notch are oppositely arranged.

In an alternative embodiment, the first container and the second container are made of transparent materials.

In an alternative embodiment, the first container and the second container are hinged.

The embodiment of the utility model has the beneficial effects that:

according to the turnover detection box provided by the embodiment of the utility model, the first surface and the second surface can be used for placing a substrate to be detected, and the position of a product on the substrate can be conveniently and visually obtained by arranging the measuring scale line, so that the position of each product can be conveniently distinguished in the subsequent cutting process. In addition, the setting of first locating part and second locating part can play better limiting displacement to the base plate for the position measurement of product is more accurate on the base plate.

Moreover, the turnover detection box can be placed in a turnover mode at will, and detection of the front side and the back side of the substrate is facilitated. If the front surface of the substrate is placed on the first surface and the back surface of the substrate faces the second surface, when the front surface of the substrate is detected, the second box body is placed downwards and the first box body is placed upwards, and the front surface of the substrate can be detected by opening the first box body and the second box body; after the front detection is finished, the first box body and the second box body are closed, the turnover detection box is rotated by 180 degrees and placed, namely the second box body is placed downwards and upwards, the first box body is placed downwards, the first box body and the second box body are opened, and the back of the substrate can be detected. Need not to take out the base plate and overturn the base plate, it is more convenient to operate, and the security is higher, prevents to cause the injury to the base plate to be favorable to improving detection efficiency.

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 view of a first structure of an inverted cassette according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of a second structure of the reversible detection cartridge according to the embodiment of the present invention;

FIG. 4 is a schematic view of a third structure of the turn-over detecting box according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram of a closed state of the reverse detection box according to the embodiment of the present invention.

Icon: 10-turning over the detection box; 100-a first container; 101-a first surface; 110-a first positioning groove; 120-a first gap; 130-scale line; 140-grid lines; 200-a second container; 201-a second surface; 210-a second positioning slot; 220-second gap.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present embodiment provides a turnover testing box 10 as a carrier for substrate testing, which can be used for testing the front and back surfaces of a substrate, and has the advantages of simple operation, high practicability, high safety and high testing efficiency. The turnover detection box 10 comprises a first box body 100 and a second box body 200 which are rotatably connected, wherein the first box body 100 comprises a first surface 101 opposite to the second box body 200, the second box body 200 comprises a second surface 201 opposite to the first box body 100, and the first box body 100 and the second box body 200 are relatively rotated to enable the first surface 101 and the second surface 201 to approach or depart from each other, so that the turnover detection box 10 can be opened or closed; both the first surface 101 and the second surface 201 can be used for placing a substrate to be tested. The first surface 101 is provided with a first limiting piece, the second surface 201 is provided with a second limiting piece, and the first limiting piece and the second limiting piece are used for limiting the substrate to be detected; at least one of the first surface 101 and the second surface 201 is provided with a measurement scale line to facilitate measurement of a substrate to be measured. The first container 100 and the second container 200 are rotatably coupled to each other, so that the turn-over detecting box 10 can be opened and closed. The substrate to be detected is placed on the first surface 101 or the second surface 201, and the substrate is turned in the turning detection box 10 through integrally turning the first box body 100 and the second box body 200, so that the front side and the back side of the substrate can be detected conveniently, and the detection efficiency is improved. In addition, the arrangement of the measuring scale lines can intuitively acquire the positions of all elements on the substrate, so that all elements or products can be conveniently positioned, and convenience is brought to the subsequent division of the products on the substrate.

Optionally, the first limiting member is a first positioning groove 110 formed in the first surface 101, and the first positioning groove 110 is used for placing a substrate to be tested; the measurement scale line is provided on a groove wall of the first positioning groove 110, and/or the measurement scale line is provided on the first surface 101 along an outer periphery of the first positioning groove 110. In this embodiment, shape, the size of a dimension of first constant head tank 110 and the shape, the size of a dimension phase-match of the base plate that awaits measuring to in the base plate that awaits measuring can place just in first constant head tank 110, the cell wall of first constant head tank 110 can play limiting displacement to the base plate that awaits measuring, prevents that the base plate from appearing rocking when detecting, the convenient detection to the base plate.

The substrate detection includes, but is not limited to, a thickness of a silver paste used for mounting a chip on the substrate, whether the chip or a component on the substrate is damaged, whether silver paste contamination or other contamination exists elsewhere on the substrate, and the like, and is not particularly limited herein.

In this embodiment, the first positioning groove 110 is provided with the first notch 120, and the first notch 120 is communicated with the outer side of the first box 100, that is, the first positioning groove 110 is communicated with the outside, so that the opening operation of the first box 100 and the second box 200 is facilitated, and meanwhile, the substrate is conveniently taken and placed, and the substrate is conveniently positioned.

Alternatively, the measurement scale lines include the graduation lines 130 and the grid lines 140, the graduation lines 130 are used to measure the substrate length, and the position of the chip or other components on the substrate, and the relative or absolute position of each component can be obtained according to the actual situation. The grid lines 140 may be used to mark or record the matrix position of each element, such as in the row and column, so as to obtain the position of each element and improve the detection efficiency. Through the marking or recording of the positions of all the elements on the substrate, the positions of the cutting lines can be conveniently determined during subsequent cutting of the substrate, and the cutting efficiency and the cutting precision are improved. And if the defective element or the unqualified element is detected, the position of the unqualified or defective product can be rapidly recorded, so that the defective or defective product can be conveniently removed, repaired or replaced at the later stage. The initial point of the scale mark 130 is arranged at one end of the first positioning groove 110 far away from the first notch 120, and the initial point is arranged in the end of the first positioning groove 110 far away from the first notch 120, so that the substrate can be placed into the first positioning groove 110 from one side of the first notch 120, the substrate and the end groove wall of the first positioning groove 110 far away from the first notch 120 are abutted, so that the end groove wall far away from the first notch 120 can limit the substrate, the end groove wall far away from the first notch 120 can be used as a measurement reference, the initial point of the scale mark 130 is arranged at the measurement reference position, namely, the initial point of the scale mark 130 refers to the same reference in each measurement, the error of multiple measurements can be reduced, and the measurement precision is improved. Of course, in other alternative embodiments, the starting point of the graduation mark 130 can be set arbitrarily, and is not limited specifically here. In this embodiment, the scale marks 130 are disposed on the first surface 101, i.e., disposed along the notch of the first positioning groove 110, so that the operator can measure the reading more conveniently, and the detection efficiency is improved.

The grid lines 140 are disposed on the bottom wall of the first positioning slot 110 to facilitate matrix positioning of a single product on the substrate, such as recording the position of the product in several rows and several columns for easy slitting or positioning of the product in the subsequent process. It will be readily appreciated that the grid lines 140 on the first locator groove 110 can be used to locate individual products on the substrate when the substrate is placed on the second surface 201.

In this embodiment, the second container 200 has a structure similar to that of the first container 100. The second limiting member is a second positioning groove 210 formed in the second surface 201, and the second positioning groove 210 is used for placing the substrate to be tested; in a state where the first container 100 and the second container 200 are closed, the first positioning groove 110 and the second positioning groove 210 are oppositely disposed. It should be appreciated that the sum of the depth of the first and

second detents

110 and 210 should be greater than the overall height of the base and the product thereon to prevent pinching or impact damage to the base when the first and

second cases

100 and 200 are closed.

The shape and size of the second positioning groove 210 are adapted to the shape and size of the substrate to be tested, so that the second positioning groove 210 can better limit the substrate to be tested, and optionally, the substrate to be tested is abutted against the groove wall of the second positioning groove 210. The second positioning groove 210 is provided with a second notch 220, the second notch 220 is communicated with the outer side of the second box body 200, namely, the second notch 220 is communicated with the outside; in a state where the first container 100 and the second container 200 are closed, the first notch 120 and the second notch 220 are oppositely disposed. The second notch 220 can be used to open or close the flip box 10, and the substrate to be tested can be placed into the second positioning slot 210 from the second notch 220. Optionally, the second surface 201 is provided with the graduation line 130, the graduation line 130 is arranged along the periphery of the second positioning groove 210, and the starting point of the graduation line 130 is arranged at one end of the second positioning groove 210 far away from the second notch 220, so that the measurement efficiency and the measurement precision are improved, and the measurement result is more accurate. The bottom wall of the second positioning groove 210 is provided with grid lines 140, the grid lines 140 are convenient for matrix positioning of a single product on the substrate, and if the single product is located in several rows and several columns, the detection efficiency of the substrate is improved.

In other alternative embodiments, the grid lines 140 in the first positioning groove 110 or the second positioning groove 210 may be omitted, and for most products with single-sided substrate packaging, the grid lines 140 are only required to be disposed on the first box 100 or the second box 200, which is not limited herein. The minimum division values of the graduation marks 130 and the grid lines 140 can be set according to actual conditions to improve the measurement accuracy. As shown in fig. 1, the scale lines 130 and the grid lines 140 are provided only on the first container 100; as shown in fig. 3, the graduation marks 130 and the grid lines 140 are provided only on the second container 200; referring to fig. 4, the first container 100 and the second container 200 are provided with scale lines 130 and grid lines 140, respectively.

It is easily understood that the first container 100 and the second container 200 are hinged to enable relative rotation of the first container 100 and the second container 200 to facilitate opening and closing of the flip detecting box 10. Of course, the relative rotation of the first container 100 and the second container 200 may be achieved by other connection means to facilitate the opening and closing operation of the reversible cartridge 10.

Alternatively, the first container 100 and the second container 200 may be made of a transparent material, such as a transparent glass material or a transparent acrylic material, which is not particularly limited herein. Adopt transparent material, can need not open first box body 100 and second box body 200, upset detection box 10 can remain throughout to close at whole testing process, and direct surface from upset detection box 10 can accomplish the detection to the front and the back of base plate, and detection efficiency is high, can not cause the damage to the base plate yet. Of course, in other alternative embodiments, the first container 100 and the second container 200 may be made of aluminum, aluminum alloy, stainless steel or other materials, which are not limited herein.

It should be noted that, in some alternative embodiments, in order to maintain the closed state of the first container 100 and the second container 200, a locking structure may be disposed between the first container 100 and the second container 200 to maintain the stability of the first container 100 and the second container 200 being closed, and the locking structure may be opened and closed according to, but not limited to, a snap-fit manner, a magnetic adhesion manner, a latch connection manner, or the like, for the first container 100 and the second container 200, and is not limited herein. In addition, in order to prevent the substrate from being collided during the turning process, a cushion layer may be disposed in the first and

second positioning grooves

110 and 210, thereby achieving better protection of the substrate. The cushion layer may be disposed on the groove wall of the first positioning groove 110 and the groove wall of the second positioning groove 210 by spraying or coating, or may be disposed in the first positioning groove 110 and the second positioning groove 210 by adhering a protective film, and the like, which is not limited herein.

The detection principle of the turnover detection box 10 provided by the embodiment of the utility model is as follows:

the first container 100 and the second container 200 are made of transparent materials. First, the first box 100 and the second box 200 are opened, and the substrate to be tested is placed on the first surface 101 or the second surface 201, and the substrate can be placed in the first positioning groove 110 or the second positioning groove 210 at will without dividing the front surface and the back surface. For convenience of illustration, the back surface of the substrate to be tested is placed in the second positioning groove 210, and the first box 100 and the second box 200 are closed. Second box body 200 is down, and first box body 100 is up, can detect the front of base plate, and grid line 140 in the first constant head tank 110 is used for the position mark, the location of the positive product of base plate, adopts the matrix location, and the position is more accurate, more clear. The graduation marks 130 provided on the first surface 101 can facilitate the acquisition of the size of the substrate, and the relative or absolute position of the product on the substrate. The substrate can be inspected by an auxiliary tool such as a magnifying glass, and after the front surface of the substrate is inspected, the inverted inspection box 10 is inverted by 180 degrees, the second box 200 faces upward, the first box 100 faces downward, and the back surface of the substrate is inspected. For some products adopting double-sided packaging of the substrate, the scale marks 130 arranged on the second surface 201 can facilitate obtaining the size of the substrate, and the relative position or absolute position of the product on the substrate. Grid line 140 in second constant head tank 210 is used for the position mark, the location to base plate back product, adopts grid line 140 can realize the matrix location, and the position is more accurate, more clear.

In the case of a product without a chip or a component mounted on the back surface of the substrate, it is only necessary to detect whether the back surface of the substrate has stains, silver paste contamination, breakage, other defects, and the like, and the detection is not particularly limited herein.

In the whole testing process, need not to take out the base plate, can realize the detection to the front and the back of base plate through whole first box body 100 and the second box body 200 of upset, and adopt transparent material, need not to open first box body 100 and second box body 200, directly can detect the base plate from upset detection box 10 surface, detection efficiency is high. The scale marks 130 and the grid lines 140 arranged on the first box body 100 and the second box body 200 are convenient for measuring the substrate and carrying out position marking or matrix type positioning on products on the substrate, and the detection device is convenient to operate and high in detection efficiency.

It is easy to understand that if the first container 100 and the second container 200 are made of opaque materials, the first container 100 and the second container 200 need to be opened for inspection, for example, after the front surface of the substrate is inspected, the first container 100 and the second container 200 need to be closed, the first container 100 and the second container 200 are turned over integrally, the first container 100 and the second container 200 are opened again, and the back surface of the substrate is inspected. The remaining detection methods are consistent with the above description and are not described in detail here.

In summary, the turnover detection box 10 provided in the embodiment of the present invention has the following beneficial effects:

according to the turnover detection box 10 provided by the embodiment of the utility model, the first surface 101 and the second surface 201 can be used for placing a substrate to be detected, and the position of a product on the substrate can be conveniently and visually obtained by setting the measuring scale line, so that the position of each product can be conveniently distinguished in the subsequent cutting process. In addition, the setting of first locating part and second locating part can play better limiting displacement to the base plate for the position measurement of product is more accurate on the base plate.

Moreover, the turnover detection box 10 can be placed in a turnover mode at will, so that the front side and the back side of the substrate can be detected conveniently. If the front surface of the substrate is placed on the first surface 101 and the back surface of the substrate faces the second surface 201, when the front surface of the substrate is detected, the second box 200 is placed downwards and the first box 100 is placed upwards, and the front surface of the substrate can be detected by opening the first box 100 and the second box 200; after the front detection is finished, the first box body 100 and the second box body 200 are closed, the turnover detection box 10 is rotated by 180 degrees and placed, namely the second box body 200 is placed upwards and the first box body 100 is placed downwards, the first box body 100 and the second box body 200 are opened, and the back of the substrate can be detected. The substrate does not need to be taken out to turn over the substrate, and the turning over detection box 10 is turned over integrally. If first box body 100 and second box body 200 adopt transparent material, then need not to open and close upset detection box 10 in the testing process, directly detect the front and the back of base plate from upset detection box 10 surface, it is more convenient to operate, and the security is higher, prevents to cause the injury to the base plate to be favorable to improving detection efficiency, also can be in the detection, realize the measurement to the base plate and acquire the positional information of product on the base plate.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An overturn detection box is characterized by comprising a first box body and a second box body which are rotatably connected, wherein the first box body comprises a first surface opposite to the second box body, the second box body comprises a second surface opposite to the first box body, and the first box body and the second box body rotate relatively to enable the first surface and the second surface to approach or depart from each other;

2. The flip testing cassette of claim 1, wherein the first limiting member is a first positioning slot opened on the first surface, and the first positioning slot is used for placing the substrate to be tested; the measuring scale line is arranged on the groove wall of the first positioning groove, and/or the measuring scale line is arranged on the first surface along the periphery of the first positioning groove.

3. The turnover detection box of claim 2, wherein the first positioning groove is provided with a first notch, and the first notch is communicated with the outer side of the first box body.

4. The cartridge of claim 3, wherein the measuring scale line comprises a graduation line, and the starting point of the graduation line is located at an end of the first positioning slot far away from the first notch.

5. The flip test cassette of claim 2, wherein said measurement scale line comprises a grid line, said grid line being provided at a bottom wall of said first positioning groove.

6. The flip testing cassette of claim 3, wherein the second position limiting member is a second positioning groove formed on the second surface, and the second positioning groove is used for placing the substrate to be tested; under the closed state of the first box body and the second box body, the first positioning groove and the second positioning groove are oppositely arranged.

7. The flip testing cassette of claim 6, wherein said second surface has graduations disposed along the periphery of said second positioning slot, said second positioning slot having a bottom wall with grid lines.

8. The flip testing cassette of claim 6, wherein said second positioning slot has a second notch, said second notch communicating with the outside of said second cassette body; under the closed state of the first box body and the second box body, the first notch and the second notch are oppositely arranged.

9. The flip testing cassette of claim 1, wherein said first cassette body and said second cassette body are made of transparent material.

10. The flip test cassette of any one of claims 1 to 9, wherein said first cassette and said second cassette are hinged.