JP2545206Y2 - Pallets for durability testing of electrical components - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pallet used for inspecting the operation of an electric component or an electronic component which has been energized for a long time in an atmosphere such as high temperature and high humidity.

[0002]

2. Description of the Related Art Since electric and electronic parts (hereinafter referred to as "electric parts and the like") are often used under various conditions, they can be used in various environments such as high temperature, extremely low temperature and high humidity. It must have long-term use characteristics. For this reason, endurance tests have been performed on electric components and the like under various environments to improve characteristics and quality. For such a durability test, a test apparatus (not shown) having a storage for the durability test is generally used. The storage for the durability test can be exposed to various environments such as high temperature and high humidity while keeping the electric components in a conductive state.

[0003] When electric parts and the like are stored in the storage for durability test, the electric parts and the like are placed in a plate-like jig pallet (not shown).
After the jig pallet (not shown) is inserted into the set pallet, the jig pallet (not shown) is mounted on the set pallet indirectly.
A plurality of jig pallets are set in the set pallet. Therefore, a plurality of electric components and the like are mounted on the set pallet and stored in the storage for durability test. Inspection of electric parts and the like is performed after removing the jig pallet from the set pallet, further removing the electric parts and the like from the jig pallet, and mounting the electric parts and the like on another pallet provided on the inspection table.

[0004]

However, when electrical parts are inspected using such a set pallet or a jig pallet, it takes time and effort to transfer electrical parts and the like.
There is a problem that time is required for the inspection.

[0005]

According to the present invention, there is provided an electric component durability test pallet, comprising: an electric component holder capable of holding an electric component and the like; and a locking means for holding the electric component holder in an upright state. The above object has been solved by a pallet provided on the lower surface of the pallet and provided with a current collector that contacts a power supply contact so as to supply electric power to the electric component.

[0006]

The pallet constantly supplies electric power to the electric parts and the like stored in the electric part holder, and the durability test of the electric parts and the like can be performed in the electric part durability test housing. The electrical component holder is usually tilted down, and when inspecting the electrical component or the like, the electrical component or the like is raised by an inspector who has put his hand through the doorway at an easy-to-see angle and is held at that angle by the locking means. After the inspection of the electric component or the like is completed, the lock of the lock means is released and the electric component holder is knocked down.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. The pallet 10 (see FIG. 2) has a storage 11 for a durability test installed in a housing for a durability test (hereinafter, simply referred to as a “housing”) 20 with an electric component or the like, for example, a liquid crystal body L placed thereon. The paper is reciprocated by the transfer device 13 between the inspection table 12 and the inspection table 12. When inspecting the liquid crystal body L in the housing 20,
Liquid crystal doorway (doorway) 4 where inspector M puts in and out hands
1 is formed. A well-known automatic shutter 40 and an air curtain 42 are attached to the liquid crystal body entrance 41. When the inspector M moves his / her hand toward and away from the liquid crystal body entrance 41, the automatic shutter 40 detects a sensor (not shown).
It detects that, and opens and closes automatically. The air curtain 42 operates when the liquid crystal body entrance 41 is open.

The housing 11 is entirely sealed by a housing 20, and the inside of the housing 11 always has a constant temperature (about 60 ° C.).
Degree). The storage 11 is a kind of constant temperature bath that circulates and moves on an elliptical orbit 21 laid on the floor F. Further, the storage 11 has a plurality of shelves 22 on which the pallets 10 are placed. The transporter 13 places the pallet 10 on the table 36 and guides the support 37 to the arrow A.
1 and can be moved in the front and back directions on the paper surface of FIG. 1 by using the linear rail 38 as a guide. The inspection table 12 has a movable table 39 which is moved by a plurality of rollers 23, and can transport the pallet 10 in the direction of arrow B in FIG.

The pallet 10 (see FIG. 2) includes a liquid crystal L
And a locking means 26 for holding the electrical component holder 25 in an upright state.
Is provided. The electric component holder 25 is provided on a holder stand 28 so that it can be turned upside down by hinges 29, 29. The holder stand 28 is provided on the base 30 of the pallet 10. The stopper 32 is a fallen electrical component holder 2
5 is a member for supporting. The lock means 26 is a known mechanism, and is expandable and contractable as shown in FIG. The locking means 26 is configured to be locked in an extended state.

On the lower surface of the base 30, three thin plate-shaped current collectors 31, 31, 31 (see FIG. 3) are provided.
The current collector 31 comes into contact with a power supply contact (not shown) provided on the storage 11, the transporter 13, and the inspection table 12. On the upper surface of the base 30, the storage 1
A transformer 33 is provided for converting the voltage of about 200V obtained from 1 to a voltage of about 12V. Electrical component holder 25
The upper liquid crystal body L is always kept energized by the current collector 31 and the transformer 33. Further, on the upper surface of the base 30, a switch box 34 used for performing various inspections of the liquid crystal body L, and an indicator light 35 for lighting the liquid crystal body L of the electric component holder 25 to indicate that the liquid crystal body L is energized are provided. Is provided.

Next, the operation will be described. The liquid crystal body L is stored in the storage 11 together with the pallet 10 in a state of being stored in the electric component holder 25, and is exposed to various environments such as high temperature and high humidity. After a certain period of time has passed in the storage 11, the liquid crystal body L is taken out of the storage 11 by the transporter 13 while being placed on the pallet 10, sent to the inspection table 12, and subjected to various inspections.

When an inspection is performed, the liquid crystal body L is moved from the fallen state to the electric component holder 2 by an inspector M who opens the automatic shutter 40 and enters the housing 20.
5, and the state raised by the lock means 26 is maintained. Although the temperature near the storage 11 in the durability test housing 20 is about 60 degrees, the air in the durability test housing 20 is hardly agitated, and the temperature near the liquid crystal body entrance 41 is about 40 degrees. In addition, the safety of the body of the inspector M is guaranteed by the inspector M wearing gloves (not shown), the liquid crystal body entrance 41 is shielded from the outside by the air curtain 42, and the like. .

Since the inspection is performed in a state where the liquid crystal body L is raised, the liquid crystal body L faces the inspector M at an easy-to-see angle. In addition,
Since the length of expansion and contraction of the lock means 26 can be adjusted, the liquid crystal body L can be set at an angle of about 90 degrees with respect to the line of sight that the inspector M can most easily see. After the inspection, the liquid crystal body L is dropped together with the electric component holder 25 by releasing the lock of the lock means 26. Thereafter, the housing 20 is closed by the automatic shutter 40, and the liquid crystal body L is transported by the transporter 13 together with the pallet 10 and is stored again in the storage box 11.

Regardless of the position of the liquid crystal body L, three thin plate current collectors 31 affixed to the lower surface of the pallet 10 are provided in the storage case 11, the transporter 13, and the inspection table 12. Since the power supply contacts any one of the power contacts, the power supply is always kept energized. The pallet 10 is provided with a storage 11, a transporter 13, an inspection table 12, and the like.
When moving between the current collectors, the current collector 31 may be separated from the power supply contact. For this reason, a battery (not shown) is housed in the switch box 34 so that the energized state is not interrupted. Further, the power supply contact may be provided only in the storage case 11, and when the pallet 10 is on the transporter 13 and the inspection table 12, the power may be obtained from the battery.

[0015]

[Effects of the Invention] The pallet for electrical component durability test of the present invention has the following effects. (1) Since the inspection can be performed without transferring the electric parts and the like to another pallet, the inspection time of the electric parts and the like can be reduced. (2) Since the current collector is mounted on the bottom of the pallet,
Even if the inspected electrical part moves to any position such as a storage, a transporter, an inspection table, etc., the energized state of the electrical part etc. can be maintained at all times. Not only can the components be inspected, but also the inspection can be performed safely without fear of electric shock during the inspection of the inspected electrical components held on the upper surface of the pallet. (3) Since the electric component and the like are raised together with the electric component holder and are held by the lock means at an angle that is easy for the inspector to see, the inspection of the electric component and the like can be performed accurately and in a short time. (4) Since the current collector is mounted using the lower surface of the pallet, the upper surface of the pallet can be effectively used for the electric component to be inspected, so that the pallet can be downsized.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing an arrangement relationship among a pallet for a durability test, a storage, a transporter, and an inspection table.

FIG. 2 is a side view of the electrical component durability test pallet with the electrical component tilting mechanism of the present invention.

FIG. 3 is a plan view of the pallet of FIG. 2;

FIG. 4 is a front view of the pallet in FIG. 3 from which electric component holders are omitted.

[Explanation of symbols]

 L Liquid crystal body (electric part) M Inspector 10 Pallet (pallet for electric part durability test) 20 Housing for electric part durability test 25 Electric part holder 26 Locking means 31 Current collector 40 Automatic shutter 41 Liquid crystal body entrance / exit

Continued on the front page (72) creator Susumu Mizutani 4-17-96, Tsurumi-ku, Tsurumi-ku, Osaka-shi, Osaka Inside Tsubakimoto Chain Co., Ltd. (72) Inventor Sadao Iwamoto 2-6-1 Nihonbashi Honcho, Chuo-ku, Tokyo Yamato Science Co., Ltd. (72) Inventor Akitoshi Shirata 13-20, Daimachi, Kanagawa-ku, Yokohama-shi, Kanagawa Pref. In-house (56) References JP-A-4-37712 (JP, A) JP-A-1-34397 (JP, Y2)

Claims (1)

(57) [Scope of request for utility model registration] 1. A pallet for an electric component durability test,
An upside-down electrical component holder that holds electrical components, etc.
Locking hand for holding the standing bear of the electric component holder
And a power supply for the electric components provided on the lower surface of the pallet.
A pallet for an electrical component durability test, comprising: a current collector that contacts a power supply contact to supply power .