CN113359013B - Integrated circuit low-temperature detection pre-cooling box device and using method thereof - Google Patents
Integrated circuit low-temperature detection pre-cooling box device and using method thereof Download PDFInfo
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- CN113359013B CN113359013B CN202110700556.1A CN202110700556A CN113359013B CN 113359013 B CN113359013 B CN 113359013B CN 202110700556 A CN202110700556 A CN 202110700556A CN 113359013 B CN113359013 B CN 113359013B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2855—Environmental, reliability or burn-in testing
- G01R31/2872—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation
- G01R31/2874—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation related to temperature
- G01R31/2877—Environmental, reliability or burn-in testing related to electrical or environmental aspects, e.g. temperature, humidity, vibration, nuclear radiation related to temperature related to cooling
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Abstract
The invention discloses an integrated circuit low-temperature detection precooling box device and a using method thereof, wherein the integrated circuit low-temperature detection precooling box device comprises a precooling box cover plate, wherein a turntable is arranged at the middle end in the precooling box cover plate; the TRAY disc is arranged around the upper end of the turntable; the sliding table cylinder is arranged on one side of the outer wall of the precooling box cover plate; and the sliding sealing mechanism is arranged on one side of the outer part of the sliding table cylinder. The L-shaped sliding door is controlled by a sliding table cylinder arranged on one side of a cavity of the pre-cooling box, the L-shaped sliding door is driven by the sliding table cylinder to move back and forth, automatic material taking is achieved, interference between the interior of the cavity of the pre-cooling box and the outside is reduced when material is supplemented, the L-shaped sliding door is convenient for taking and placing the IC automatically, namely when the L-shaped sliding door moves to leave an inlet and an outlet, a mechanical arm takes and places the IC, the L-shaped sliding door resets above the inlet and the outlet after the IC is taken and placed, and sealing is achieved.
Description
Technical Field
The invention relates to the technical field of low-temperature testing of integrated circuits, in particular to a precooling box device for low-temperature testing of integrated circuits and a using method thereof.
Background
Along with the improvement of the IC quality requirements of military products and high-end civil products, a full-automatic high-temperature and low-temperature detection platform is urgently needed at present, the real high-temperature or low-temperature test environment is strictly simulated in the whole process, and the strict requirements of IC screening production of national defense military industry and high-end civil products are met. At present, the domestic all-in-one machine is lack, the requirements are met by manual operation or purchase of expensive foreign equipment, the authenticity of the manual operation on a detection environment is relatively poor, and the problem of condensation also exists.
In particular, in recent years, due to the great development of automotive electronics, new and severe requirements are continuously put on the demand of ICs, and most of such products are large in usage amount and long in detection time, so that when the ICs are detected at high temperature or low temperature, authenticity is not required urgently and certain detection efficiency is required. And IC all need carry out the precooling before high temperature, low temperature test, in order to promote detection efficiency, just need to develop preheating that a section can be circulated, precooling case and cooperate automated production to promote detection efficiency, should detect inaccurate problem.
Disclosure of Invention
The invention aims to provide an integrated circuit low-temperature detection precooling box device and a using method thereof, so as to solve the problems that the prior art is provided with a great deal of development of automobile electronics in recent years, and new and severe requirements are continuously provided for the requirements of ICs. And IC all need carry out the precooling before high temperature, low temperature test, in order to promote detection efficiency, just need develop a section preheating that can circulate, precooling case and cooperate automated production to promote detection efficiency, respond to and detect inaccurate problem.
In order to achieve the purpose, the invention provides the following technical scheme: an integrated circuit low temperature detection precooling box device and a using method thereof comprise the following steps:
the middle end in the precooling box cover plate is provided with a turntable;
a TRAY disc arranged around the upper end of the turntable;
the sliding table cylinder is arranged on one side of the outer wall of the precooling box cover plate;
the sliding sealing mechanism is arranged at the joint of one side of the outer part of the sliding table cylinder and the upper end of the inner part of the precooling box cover plate;
the precooling box cavity is arranged at the bottom of the lower end of the precooling box cover plate;
the DD motor is arranged at the bottom of the lower end of the precooling box cavity;
the sliding seal mechanism includes:
the L-shaped sliding door is arranged on one side of the interior of the precooling box cover plate in a sliding mode;
the sliding chutes are arranged on two sides of the outer wall of the L-shaped sliding door and are embedded with the pre-cooling box cover plate;
the L-shaped sliding door and the pre-cooling box cover plate form a sliding structure through a sliding groove, and the L-shaped sliding door and the pre-cooling box cover plate are matched with each other in size.
Preferably, a movable structure is formed between the pre-cooling box cover plate and the pre-cooling box cavity, and the sizes of the pre-cooling box cover plate and the pre-cooling box cavity are matched with each other.
Preferably, the pre-cooling box cover plate and the turntable form a wrapping structure, and the turntable is distributed in a horizontal shape.
Preferably, one end of the precooling box cavity is connected with the refrigerator, and an opening is formed above the precooling box cavity.
Preferably, the precooling box cavity and the DD motor form a fixed structure, and the DD motor is connected with the turntable.
Preferably, the TRAY discs are symmetrically distributed along the central axis of the turntable, and twelve sets of TRAY discs are arranged.
Preferably, the L-shaped sliding door and the cover plate of the pre-cooling box form a sliding structure through a sliding groove, and the L-shaped sliding door and the cover plate of the pre-cooling box are mutually matched in size.
Preferably, the L-shaped sliding door and the sliding table cylinder form an air pressure transmission structure, and the L-shaped sliding door is distributed in an L shape.
Preferably, the integrated circuit low-temperature detection precooling box device and the use method thereof:
adding an IC to be precooled on a TRAY disc in a precooling box cavity through the work of an L-shaped sliding door;
and the DD motor drives the turntable to rotate, so that the circulating refrigeration of the integrated circuit to be precooled is realized, the first-in first-out principle is observed, the integrated circuit meeting the detection refrigeration condition in the cavity of the precooling box is ensured to be available for automatic detection screening all the time, the heating and cooling time in the detection of the integrated circuit is greatly reduced, and the high-temperature and low-temperature detection automation equipment can be efficiently applied.
Compared with the prior art, the invention has the beneficial effects that: the integrated circuit low-temperature detection precooling box device and the use method thereof have the following beneficial effects: the multiple mechanisms are mutually matched, the functionality is strong, and ICs to be precooled are added on a TRAY disc in the cavity of the precooling box through the work of the L-shaped sliding door; the rotation of the turntable is driven by the DD motor, the circulating refrigeration of the integrated circuit to be precooled is realized, the first-in first-out principle is followed, the integrated circuit meeting the detection refrigeration condition is ensured to be available for automatic detection screening all the time in the cavity of the precooling box, the heating and cooling time in the detection of the integrated circuit is greatly reduced, the high-temperature and low-temperature detection automation equipment can be efficiently applied, and the scheme also has the advantages of ingenious, stable, lasting and reliable structure.
1. The invention relates to a precooling box, which comprises a precooling box cover plate, a precooling box cavity, a turntable, a seal ring, a spring-driven (DD) motor, a turntable, a hinge, a refrigerator, a refrigerating source and a power source.
2. According to the invention, the whole turntable and the TRAY discs are used as placing positions for detection in the precooling box, the turntable is used for storing an integrated circuit to be detected, the DD motor is used as a power source to enable the DD motor to work to drive the turntable to rotate in a cavity of the precooling box, the DD motor is fixed below the cavity of the precooling box through a support, the turntable is formed by splicing a plurality of TRAY discs, is arranged in a shape like a Chinese character 'mi', is fixed on the turntable and is connected with the DD motor through the turntable, each TRAY disc is independently detachable, and the corresponding TRAY disc can be replaced corresponding to different packaged ICs.
3. According to the invention, the whole L-shaped sliding door and the sliding table cylinder are used as auxiliary feeding mechanisms of the precooling box, the L-shaped sliding door is an integrated circuit which is convenient for automatic access and detection and is to be detected, the L-shaped sliding door is controlled by the sliding table cylinder arranged on one side of the precooling box cavity, the L-shaped sliding door is driven by the sliding table cylinder to move back and forth, so that interference between the interior of the precooling box cavity and the outside is reduced while automatic material taking and material supplementing are realized, automatic IC taking and placing are facilitated by the L-shaped sliding door, namely when the L-shaped sliding door moves away from an inlet and an outlet, a mechanical arm takes and places the IC, and the L-shaped sliding door is reset to the upper part of the inlet and the outlet after the IC is taken and placed, and sealing is carried out.
Drawings
Fig. 1 is a schematic diagram of an internal three-dimensional structure of a low-temperature detection pre-cooling box device for an integrated circuit and a method for using the same according to the present invention;
fig. 2 is a schematic top view of a low temperature testing pre-cooling tank device for an ic and a method for using the same according to the present invention;
FIG. 3 is a schematic diagram of an external three-dimensional structure of an integrated circuit low-temperature detection pre-cooling tank device and a method for using the same according to the present invention;
FIG. 4 is a schematic diagram of a partially enlarged structure at A in FIG. 3 illustrating an integrated circuit low temperature detection pre-cooling tank apparatus and a method for using the same according to the present invention;
fig. 5 is a schematic side view of an integrated circuit low-temperature detection pre-cooling tank device and a method for using the same according to the present invention.
In the figure: 1. a pre-cooling box cover plate; 2. a sliding table cylinder; 3. a pre-cooling box cavity; 4. a TRAY disk; 5. a turntable; 6. a DD motor; 7. a sliding seal mechanism; 701. an L-shaped sliding door; 702. a chute.
Detailed Description
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular 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 for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the present invention provides a technical solution: an integrated circuit low-temperature detection pre-cooling box device and a using method thereof comprise: the structure comprises a precooling box cover plate 1, wherein a rotary disc 5 is arranged at the middle end in the precooling box cover plate 1; a precooling box cavity 3 which is arranged at the bottom of the lower end of a precooling box cover plate 1, a movable structure is formed between the precooling box cover plate 1 and the precooling box cavity 3, the size of the precooling box cover plate 1 and the size of the precooling box cavity 3 are matched, one end of the precooling box cavity 3 is connected with a refrigerator, an opening is arranged above the precooling box cavity 3, the opening arranged below the precooling box cavity 3 is connected with a turntable 5 in the precooling box cavity 3, in order to ensure the sealing performance of the box body, a DD motor 6 is provided with a sealing ring at the opening of the precooling box cavity 3, the precooling box is divided into an upper part and a lower part, the lower part is the precooling box cavity 3, the upper part is the precooling box cover plate 1, one side of the upper part and the lower part is connected through a hinge, the other opposite side is fixed by a lock, the connecting strength of the connecting part is ensured, the structure is stable, the precooling box cavity 3 is connected with the refrigerator, the refrigerator provides a refrigeration source for the precooling box cavity 3, as a power source for the entire pre-cooling operation.
As shown in fig. 2, the present invention provides a technical solution: a low-temperature detection precooling box device for an integrated circuit and a using method thereof are disclosed, wherein a DD motor 6 is arranged at the bottom of the lower end of a precooling box cavity 3; a TRAY 4 disposed around the upper end of the turntable 5; the pre-cooling box cover plate 1 and the turntable 5 form a wrapping structure, the turntable 5 is distributed horizontally, the TRAY discs 4 are distributed symmetrically along the central axis of the turntable 5, twelve groups of the TRAY discs 4 are arranged, the pre-cooling box cavity 3 and the DD motor 6 form a fixing structure, the DD motor 6 is connected with the turntable 5, the turntable 5 is used for storing an integrated circuit to be detected, the DD motor 6 serves as a power source to enable the DD motor 6 to work to drive the turntable 5 to rotate in the pre-cooling box cavity 3, the DD motor 6 is fixed below the pre-cooling box cavity 3 through a support, the turntable 5 is formed by splicing a plurality of TRAY discs 4, the TRAY discs are arranged in a shape like a Chinese character 'mi', the turntable 5 is fixed on the turntable 5 and connected with the DD motor 6 through the turntable 5, each TRAY disc 4 is independently detachable, and the corresponding TRAY disc 4 can be replaced corresponding to different packaged ICs.
As shown in fig. 3-5, the present invention provides a technical solution: a integrated circuit low temperature detection precooling box device and a using method thereof are disclosed, wherein a sliding table cylinder 2 is arranged on one side of the outer wall of a precooling box cover plate 1; the sliding sealing mechanism 7 is arranged at the joint of one side of the outer part of the sliding table cylinder 2 and the upper end of the inner part of the pre-cooling box cover plate 1; the slide seal mechanism 7 includes: an L-shaped sliding door 701 slidably disposed at one side of the interior of the pre-cooling box cover plate 1; the sliding grooves 702 are arranged on two sides of the outer wall of the L-shaped sliding door 701 and are embedded with the pre-cooling box cover plate 1, the L-shaped sliding door 701 forms a sliding structure with the pre-cooling box cover plate 1 through the sliding grooves 702, the L-shaped sliding door 701 and the pre-cooling box cover plate 1 are mutually matched in size, the L-shaped sliding door 701 and the sliding table cylinder 2 form an air pressure transmission structure, the L-shaped sliding door 701 is distributed in an L shape, the L-shaped sliding door 701 is an integrated circuit convenient for automatic access to be detected, the L-shaped sliding door 701 is controlled by the sliding table cylinder 2 arranged on one side of the pre-cooling box cavity 3, the L-shaped sliding door 701 is driven by the sliding table cylinder 2 to move back and forth, automatic material taking and material supplementing are achieved, interference between the inside of the pre-cooling box cavity 3 and the outside is reduced, automatic IC taking and taking are facilitated by the L-shaped sliding door 701, namely when the L-shaped sliding door 701 moves away from an inlet and an outlet, a mechanical arm takes the IC, after the IC is taken and placed, the L-shaped sliding door 701 is reset to the upper part of the inlet and outlet to seal.
In conclusion, when the integrated circuit low-temperature detection precooling box device and the using method thereof are used, firstly, the precooling box cover plate 1 and the precooling box cavity 3 which are connected by hinges in a precooling box main body are passed through, the precooling box cover plate 1 is rotated and opened, then the corresponding TRAY disc 4 is replaced according to different packaged ICs to ensure the stability when placed, then the precooling box cover plate 1 and the precooling box cavity 3 are closed and fixed, then the ICs to-be-precooled are added on the TRAY disc 4 in the precooling box cavity 3 through the work of the L-shaped sliding door 701, the L-shaped sliding door 701 is driven by the sliding table cylinder 2 with the model of FCS80X87 to move back and forth, when the L-shaped sliding door 701 moves away from an inlet/outlet, the mechanical arm takes the ICs, after taking and taking the ICs, the L-shaped sliding door 701 resets above the inlet/outlet to be sealed, and then the turntable 5 is driven to rotate through the DD motor 6 to realize the circulation refrigeration of the precooling integrated circuit, and obey the first-in first-out principle, guarantee that all the time there is the integrated circuit that satisfies the detection refrigeration condition in the precooling box cavity 3 can supply to detect the screening automatically, reduced heating and cooling time in the integrated circuit detects by a wide margin, high low temperature detects the automation equipment and can obtain the high-efficient application, the present case still has the advantage that the structure is ingenious, stable, lasting, reliable.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and scope of the invention, and such modifications and improvements are also considered to be within the scope of the invention.
Claims (8)
1. An integrated circuit low temperature detection precooler apparatus, comprising:
the structure comprises a pre-cooling box cover plate (1), wherein a turntable (5) is arranged at the middle end in the pre-cooling box cover plate (1);
a TRAY disc (4) arranged around the upper end of the turntable (5);
the sliding table cylinder (2) is arranged on one side of the outer wall of the precooling box cover plate (1);
the sliding sealing mechanism (7) is arranged at the joint of one side of the outer part of the sliding table cylinder (2) and the upper end of the inner part of the pre-cooling box cover plate (1);
the precooling box cavity (3) is arranged at the bottom of the lower end of the precooling box cover plate (1);
the DD motor (6) is arranged at the bottom of the lower end of the precooling box cavity (3);
the sliding seal mechanism (7) includes:
the L-shaped sliding door (701) is arranged on one side of the interior of the precooling box cover plate (1) in a sliding mode;
the sliding grooves (702) are formed in two sides of the outer wall of the L-shaped sliding door (701) and are embedded with the pre-cooling box cover plate (1);
l type sliding door (701) constitute sliding structure through spout (702) and precooling case apron (1), and size is mutually supported between L type sliding door (701) and precooling case apron (1).
2. The integrated circuit low-temperature detection precooler apparatus according to claim 1, wherein: a movable structure is formed between the pre-cooling box cover plate (1) and the pre-cooling box cavity (3), and the pre-cooling box cover plate (1) and the pre-cooling box cavity (3) are matched in size.
3. The integrated circuit low-temperature detection precooler apparatus according to claim 1, wherein: precooling case apron (1) and carousel (5) constitute the parcel structure, and carousel (5) are the level form and distribute.
4. The integrated circuit low-temperature detection precooler apparatus according to claim 1, wherein: one end of the precooling box cavity (3) is connected with the refrigerator, and an opening is formed above the precooling box cavity (3).
5. The integrated circuit low-temperature detection precooler apparatus according to claim 1, wherein: the precooling box cavity (3) and the DD motor (6) form a fixed structure, and the DD motor (6) is connected with the turntable (5).
6. The ic low temperature detection pre-cooling tank device according to claim 1, wherein: the TRAY discs (4) are symmetrically distributed along the central axis of the turntable (5), and twelve groups of TRAY discs (4) are arranged.
7. The ic low temperature detection pre-cooling tank device according to claim 1, wherein: l type sliding door (701) and slip table cylinder (2) constitute atmospheric pressure transmission structure, and L type sliding door (701) are the L form and distribute.
8. The use method of the integrated circuit low-temperature detection precooling box device according to claim 1, wherein: the integrated circuit low-temperature detection precooling box device and the use method thereof are as follows:
adding an IC to be precooled on a TRAY disc (4) in a precooling box cavity (3) through the work of an L-shaped sliding door (701);
and then the DD motor (6) drives the turntable (5) to rotate, so that the circulating refrigeration of the integrated circuit to be precooled is realized, the first-in first-out principle is observed, the integrated circuit meeting the detection refrigeration condition is ensured to be always arranged in the precooling box cavity (3) for automatic detection screening, the heating and cooling time in the integrated circuit detection is greatly reduced, and the high-low temperature detection automation equipment can be efficiently applied.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110700556.1A CN113359013B (en) | 2021-06-23 | 2021-06-23 | Integrated circuit low-temperature detection pre-cooling box device and using method thereof |
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| CN202110700556.1A CN113359013B (en) | 2021-06-23 | 2021-06-23 | Integrated circuit low-temperature detection pre-cooling box device and using method thereof |
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| CN113359013B true CN113359013B (en) | 2022-07-15 |
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| CN205910206U (en) * | 2016-06-24 | 2017-01-25 | 深圳万测试验设备有限公司 | Low temperature automatic sampler tool device |
| CN208636160U (en) * | 2018-04-26 | 2019-03-22 | 龙游县万基建设工程检测有限公司 | A kind of high-low temperature test chamber of the high reliablity for construction material detection |
| CN209656602U (en) * | 2018-11-09 | 2019-11-19 | 福州永鑫塑料包装用品有限公司 | It is a kind of four directions bag detection use cryogenic box |
| CN110596574B (en) * | 2019-10-15 | 2022-06-21 | 枝江亿硕半导体有限公司 | Chip test equipment capable of measuring three temperatures |
| CN211246106U (en) * | 2019-11-11 | 2020-08-14 | 张记增 | Low-temperature methanol washing tail gas conversion type catalyst preparation equipment |
| CN211043015U (en) * | 2019-11-22 | 2020-07-17 | 河北中电科航检测技术服务有限公司 | Energy-saving high-low temperature impact testing machine |
| CN212622113U (en) * | 2020-04-26 | 2021-02-26 | 江苏金发科技新材料有限公司 | High-low temperature solvent impact resistance test device for automobile parts |
| CN212845500U (en) * | 2020-08-04 | 2021-03-30 | 杭州长川科技股份有限公司 | Precooling plate opening and closing device |
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