JPS6135372A - Automatic inspecting device for floppy disk device - Google Patents

Abstract

PURPOSE:To eliminate the need for skilfullness, to eliminate an individual difference, and to improve measurement precision and to take large-quantity measurement by fixing bodies to be measured on a pallet temporarily at specific positions and measuring them at a time with plural contact probes. CONSTITUTION:A machine base 7 is provided on the conveyance path of a conveyor 1 for pallets 3, and a machine frame 8 is extended on the machine frame 7 while straddling the conveyor 1. An elevating device 9 which elevates a pallet 3 and a stopper device 10 are provided to the machine base 7. Further, plural positioning pins 11 are stood at the upper part 8a of the machine frame 8 so that they are fitted in positioning holes 2 of the pallet 3, and a connection unit 14 connected to the terminal 5 of the pallet 3 and plural contact probes 19 are stood at the upper part of the machine frame 8. Then, the conveyed pallet 3 is locked by the device 10 and elevated by the device 9 to connect the connection pin 5a of the terminal 5 to the unit 14 and also join respective test pins (d) with respective contact probes 19, making a continuity check, etc. Consequently, an assembled floppy disk device I is measured and inspected at a time.

Description

Detailed Description of the Invention [Technical Field of the Invention] The present invention relates to continuity testing of objects to be tested using floppy disk devices (F, D, D) used in word processors, personal computers, etc. The present invention relates to an automatic inspection device for floppy disk drives that automatically inspects the position adjustment of sensors, etc. using a plurality of contact probes (test elements).

[Technical background of the invention]

In general, a disk device I used in a personal computer or a word processor has a floppy disk (magnetic disc) insertion slot in a front opening a1 of a floppy disk body a, as shown in FIGS. 3 and 4. A printed circuit board e having a pulse motor C and a plurality of test pins d and an integrated circuit built in is provided in a part of the floppy disk body a, and a connecting terminal f is attached to this printed circuit board e. It is composed of

Therefore, the floppy disk device I assembled at the factory
As shown in FIG. 4, the test is performed by connecting a tester 1 to each of the test pins d and connection terminals f via a contact probe g or a connection connector h to perform a continuity test or the like.

On the other hand, since the floppy disk device using the above-mentioned object to be inspected has a different board for the floppy disk body a depending on the model, the above-mentioned inspection machine i (this is equipped with a plurality of connection connectors 1+, j2) Furthermore, the connection points for test bin d differ depending on the type of test.
Each time the worker rubs the test pins d and connectors h, j1. We are currently conducting inspections by changing the connections such as j1.

[Problems with background technology]

However, the above-mentioned testing equipment for floppy disk drives not only requires skill as it measures and tests each individual manually, but also requires time for measurements.
It is troublesome to attach and detach the object to be measured, has large errors due to individual differences, and has drawbacks such as uneven inspection.

[Purpose of the invention]

In order to eliminate the above-mentioned drawbacks, the present invention temporarily fixes the object to be measured on a pallet conveyed by a conveyor in a predetermined position, and then uses a plurality of contact probes (test elements) to test the object. A floppy disk device for the purpose of eliminating measurement errors due to individual differences without requiring skill, and improving measurement accuracy and large-volume measurements. The present invention provides automatic inspection equipment.

[Summary of the invention]

The present invention provides a machine platform on the transport path of a pallet transport conveyor, a machine frame is built on this machine frame so as to straddle the transport conveyor, and the pallet is carried by the machine ship directly below the machine frame. A hoisting device and a stopper device that move up and down are provided, a plurality of positioning pins are vertically installed on the top of the machine frame so as to fit into the positioning holes of the pallet, and terminal terminals of the pallet are installed on the top of the machine frame. It consists of a connection unit and a plurality of contact probes installed vertically.

[Embodiments of the invention]

Hereinafter, the present invention will be explained with reference to one illustrated embodiment.

Note that the present invention includes the same constituent members as those in the above-mentioned specific example.
The same reference numerals will be used for explanation.

1 and 2f, reference numeral 1 denotes a horizontally mounted transport conveyor such as a roller conveyor. A pallet 3 having a plurality of positioning holes 2 such as The floppy disk main body a of the floppy disk device I is detachably inserted into both positioning pins 4.Furthermore, a terminal terminal is provided on the upper surface of one side of the pallet 3. A (standard terminal) 5 is attached, and this terminal terminal 5 is connected to the connection terminal f of the floppy disk body a via an adapter (connection terminal wire) 6.

On the other hand, a flat machine stand 7 is provided on the transport path of the transport conveyor 1, and a machine frame 8 is constructed on this machine stand 7 so as to straddle the transport conveyor 1. Further, on the machine stand 7 directly below the machine frame 8, a lifting device 9 using, for example, an air cylinder device is provided so as to lift the pallet 3 above the conveyor 1. The machine stand 71 near this lifting device 9 is
For example, a stopper installation using an air cylinder device [10
is adapted to lock the front end 3a of the pallet 3. That is, the stopper 10 of this stopper device 10
8 protrudes and locks the front end portion 3a of the pallet 3 conveyed by the conveyor 1, and this locked pallet 3
is pushed upward by the lifting device 9 and transferred to the conveyor 1.
It is designed to be temporarily held at a predetermined height by separating from it.

On the other hand, a plurality of positioning pins 11 are vertically installed at the front and rear sides of the upper part 8a of the machine frame 8 so as to fit into each positioning hole 2 of the pallet 3. The lower end portion 11a is fitted with each pressing member 12 being biased downward by each extensible coil spring 13G. In addition, in the upper part 8af of the machine frame 8 located directly above the terminal terminal 5, a connection unit 14 composed of a large number of spring probes (contact probes) is inserted into and removed from the connection pin 5aJ of the terminal terminal 5. The connecting unit 14 is freely installed vertically, and is connected to the inspection device 151 via a connector 16. Furthermore, a connection plate 17 is attached to and removed from the upper part 8a of the machine frame 8 adjacent to the connection unit 14 so as to be able to slide in the horizontal direction, and a pair of guide pins 18 are attached to this connection plate 17. are vertically installed so as to fit into each guide hole Ta formed in the floppy disk device I on the pallet 3. Also, both the guide pins 1
The connection plate 171 is located on the inner side of 8 and directly above each test pin d of the floppy disk device tI.
Here, a plurality of contact probes (testing elements) 19 are attached so as to contact each of the test pins d to perform a continuity test, and each of the contact probes 19 is connected to each of the testing devices 15ζ. . Also, the photo sensor (not shown) of the above floppy disk device ■
The above upper part 8at located directly above the bracket Δ)
An actuator 21 is installed upright on this bracket A, and an eccentric pin n is attached to an output shaft 21aI of this actuator 21.

Furthermore, the actuator 21 is connected to the inspection device 151.
The actuator 21 lowers the output shaft 21a in response to an electric signal ζ from the inspection device 15, and slightly rotates the eccentric bin n to connect the photo sensor to the actuator 21. The mounting position can be finely adjusted.

Therefore, when the assembled floppy disk device I is inspected by the inspection device 15, the floppy disk device I is temporarily fixed by being inserted into each positioning pin 4 on the pallet 3, and the floppy disk device I is temporarily fixed. The connection terminal f of the disk device I is connected to the terminal terminal 5 via the adapter 6.

Next, the pallet 3 into which the floppy disk device IY has been inserted is placed on the conveyor 1 and conveyed. When the pallet 3 conveyed by the conveyor I in this manner is transferred to the machine stand 7, the stopper device 10 is actuated by a detector (not shown), thereby causing the stopper 10a to protrude upward, and the pallet 3 is transferred to the machine stand 7. Lock 3. Then, the lifting device 9 operates and lifts the pallet 3 upward from the conveyor 1.
Each positioning pin 11 is inserted into each positioning hole 2 of the pallet 3.
are fitted against the elasticity of each coil spring 13. Then, by lifting the pallet 3 upward, the connecting pins 5a of the terminal terminals 5 are connected to the connecting unit 14 (each test pin d is connected to each contact probe) 9, and each guide is connected to the above-mentioned guide. The pin 18 # is guided and connected to perform a continuity test, etc. On the other hand, the photo sensor of the floppy disk device (2) operates the actuator 21 by the electric signal from the inspection device 15. In other words, the actuator 21 is designed so that when the photo sensor is installed, the position is finely adjusted using an eccentric pin n, and then the actuator 21 is tightened and fixed with a set screw. There is.

The floppy disk device I inspected in this manner is transferred to the next process by the transfer conveyor 1 by moving the lifting device 9 and the stopper device 10 back to the original position. ing.

〔Effect of the invention〕

As described above, according to the present invention, the machine frame 7 is provided on the conveyance path of the conveyor 1 for the pallets 3, and the machine frame 8 is constructed on the machine frame 7 so as to straddle the conveyor 1,
A hoisting device 9 and a stopper device 10 for raising and lowering the pallet 3 are respectively provided on the machine stand 7 directly below the machine frame 8, and a plurality of positioning pins 11 are attached to the upper part 8a of the machine frame 8 at the position of the pallet 3. A connection unit 4 and a plurality of contact probes 19 are vertically installed so as to fit into the P hole 2# (a connection unit that is strained and vertically installed and connected to the terminal terminal 5 of the pallet 3 on the upper part of the machine frame 8). Therefore, since the assembled floppy disk device AT can be measured and inspected in one piece, it is possible to measure and inspect with high precision without requiring any skill, and not only can the measurement time be shortened, but there is no measurement error due to individual differences, and large quantities can be measured. Measurements can be run automatically.

[Brief explanation of drawings]

FIG. 1 is a side view of an automatic inspection device for floppy disk drives according to the present invention, FIG. 2 is a perspective view of a pallet used in the present invention, and FIG. 3 is a floppy disk drive to be inspected according to the present invention. FIG. 4 is a perspective view of a conventional floppy disk device inspection device. DESCRIPTION OF SYMBOLS 1... Transfer conveyor, 3... Pallet, 7... Machine stand, 8... Machine frame, 9... Lifting device, 10... Stopper device, 11... Positioning pin, 14 ... connection unit, 15 ... inspection device, 19 ... contact probe.

Claims (1)

[Claims] A lifting device is provided with a machine platform on the conveyance path of the pallet conveyor, and a machine frame is built on the machine frame so as to straddle the conveyor, and the pallet is raised and lowered to the machine frame directly below the machine frame. and a stopper device, a plurality of positioning pins are vertically installed on the top of the machine frame so as to fit into the positioning holes of the pallet, and a connection unit is connected to the terminal terminal of the pallet on the top of the machine frame. and an automatic floppy disk inspection device characterized by having a plurality of contact probes installed vertically.