JPH02304996A - Mounting jig for electronic equipment unit - Google Patents

Abstract

PURPOSE:To align a unit in a housing and hence to facilitate attachment and detachment of the unit in the housing by inserting a pin to a hole formed at a shelf to mount a body, and placing the unit on the body. CONSTITUTION:When a unit 2 is placed on a slide face 26 of a body 21, both side faces of the unit 2 are guided via a side guide. The sliding direction of the unit 2 to be slid on the face 26 is restricted via the side guide. A pin 23 is inserted to a hole 8 formed at a shelf 3 in the housing 1. Thus, the body 21 is so positioned that the unit 2 to be slid on the slide face is moved in a direction to be mounted on the shelf 3 of the housing 1. Accordingly, the pin 23 is inserted to the hole 8 formed at the shelf 3 to mount a mounting jig 20 in the housing 1, the alignment of the unit in the housing 1 is completed merely by placing the unit on the jig 20, and the inclination in the case of inserting or removing the unit 2 in the housing 1 is prevented by the jig. Thus, the attachment and detachment of the unit in the housing are facilitated.

Description

[Detailed Description of the Invention] [Object of the Invention] (Industrial Application Field) The present invention is used for positioning an electronic device unit when installing or removing the electronic device unit from a device housing such as a communication device. The present invention relates to a mounting jig for an electronic device unit.

(Prior Art) FIGS. 6 and 7 show a conventional communication device configured with a plurality of electronic equipment units installed in a housing.

In the figure, 1 is the device housing, 2 is the electronic equipment unit (hereinafter referred to as
units). Inside the housing 1, shelves 3 are provided in multiple stages, and a plurality of units 2 are placed on the shelves 3 and mounted inside the housing 1.

Moreover, this unit 2 is installed in this housing 1,
It is configured to be connected to a connector 4 provided on the back side of the housing 1. Therefore, rail portions 5 are formed protrudingly on both upper and lower surfaces of the unit 2, and guide grooves 6 into which the rail portions 5 are inserted are formed on both upper and lower surfaces of the shelf 3. Therefore, the unit 2 inserted into the housing 1 has its upper and lower rail portions 5 positioned in the guide grooves 6, and is securely connected to the connector 4. Further, the end surface 18 of the shelf 3 is provided with a screw hole 8, and the panel surface 9 of the unit 2 is
It is fixed to the shelf 3 with screws 10. Furthermore, on shelf 3,
A ventilation hole 12 is formed to improve the convection of air dispersed by the unit 2.

However, in the above device, since it is necessary to connect the connector on the unit 2 side to the connector 4, the rail portion 5 and the guide groove 6
The fitting accuracy is extremely high. Therefore, it was difficult to align the rail portion 5 with the guide groove 6. Furthermore, if the unit 2 is pushed into the housing 1 with the tip 13 of the rail section 5 of the unit 2 aligned with the guide groove 6, and the unit 2 is tilted vertically or horizontally, the rail section 5 will not be aligned with the guide groove 6. There was a problem in that it got caught in the groove 6, making it difficult to push it in any further.

Similarly, when removing the unit 2, if a part of the unit 2 protrudes outside the housing 1, the unit 2 tilts, making it difficult to pull out the unit 2 any further. On the other hand, the weight of the unit 2 of this type of communication device is around 10 kg, and it is extremely difficult for a worker to support the unit 2, which is installed on the upper stage of the housing 1, without tilting it both horizontally and vertically. there were.

(Problems to be Solved by the Invention) As described above, in the conventional apparatus, it is difficult to align the unit with respect to the housing. Furthermore, there is a problem in that the unit tends to tilt when it is inserted into or removed from the housing, and as a result, the rail portion gets caught in the guide groove, making it difficult to insert and remove the unit.

The present invention has been made in view of such conventional drawbacks, and provides a unit mounting jig that can easily align the unit with respect to the housing and prevent the unit from tilting when inserting or removing the unit from the housing. The purpose is to provide

[Structure of the Invention] (Means for Solving the Problems) The unit mounting jig of the present invention includes a sliding surface on which a unit is placed and a side surface that guides both sides of the unit placed on this sliding surface. a main body part having a guide part; the unit is inserted into a hole bored in the end face of a shelf provided at an end of the main body part and provided in a housing in which the unit is installed; The device is configured to include a pin portion that positions the main body portion on the housing so that the direction in which the unit is guided by the portion is the same as the direction in which the unit is mounted on the shelf of the housing.

(Function) In the unit mounting jig of the present invention, when the unit is placed on the sliding surface of the main body, both side surfaces of the unit are guided by the side guide portions. The sliding direction of the unit that is slid on the sliding surface is regulated by the side guide portion.

In addition, by inserting the pin part into the hole formed in the shelf inside the housing, the main body part is positioned so that the unit that is slid on the sliding surface moves in the direction where it is mounted on the shelf of the housing. Ru. Therefore, simply by inserting the pin part into the hole formed in the shelf, attaching the mounting jig to the housing, and placing the unit on this mounting jig, the positioning of the unit with respect to the housing is completed. The mounting jig prevents the unit from tilting when it is inserted into or removed from the mounting jig.

(Example) Hereinafter, an example of the present invention will be described in detail with reference to FIGS. 1 to 5.

In the figure, 1 is a housing of the device, and 2 is a unit attached to this housing 1. Similar to the conventional example, shelves 3 are provided in multiple stages within the housing 1, and a plurality of units 2 are placed on the shelves 3 and mounted inside the housing 1. Then, each unit 2 is positioned by inserting its rail portion 5 into the guide groove 6, and the connector 17 on the unit 2 side is connected to the connector 4 on the housing 1 side. In addition, the shelf 3 has ventilation holes 12.
is formed, and a screw hole (hole portion) 8 for screwing the panel surface 9 of the unit 2 is formed in the end surface 18 thereof.

20 is used when installing the unit 2 on the housing 1 or when installing the unit 2 on the housing 1.
This is a mounting jig used when removing the

As shown in FIG. 5, the mounting jig 20 includes a main body part 21 on which the unit 2 is placed, a pin part 23 provided on one end 22 side of this main wooden part 21, and a base part 24 that holds the main body part 21. The main part is composed of.

The main body part 21 is formed by bending a sheet metal into a substantially U-shape, and has a sliding surface 26 on which the unit 2 is placed, and side guide parts 27 erected at both edges of this sliding surface 26. . The side guide portions 27 are attached to both sides 28 of the unit 2.
to guide you. A handle 29 is provided at the other end 28 of this main body portion 21.
is provided. Also, one end 2 on the bottom side of the main body 21
A slide plate 31 is fixed to the 2 side, and a slide plate 32 is fixed to the other end 28 side. Various methods of fixing the slide plates 31 and 32 to the main body 21 can be considered, but when fixing them using screws 33 as in this example, it is necessary to ensure that the unit 2 can slide smoothly on the slide surface 26. In addition, the head of the screw 33 should not protrude beyond the slide surface 26. Further, the pin portion 23 is press-fitted into a hole (not shown) formed on the one end surface 35 side of the slide plate 31, and therefore,
It is in a state of protruding from one end 22 side of the main body part 21. Two pin portions 23 are provided at a predetermined interval, and are inserted into the screw holes 8 of the shelf 3.

The base portion 24 is made of a sheet metal longer than the main body portion 21, and has a claw portion 37 bent upward at one end 36 side. Further, a handle 39 is provided on the lower surface near the other end 38. Further, the base portion 24 is provided with two sets of long holes 40a and 40b along the longitudinal direction.

A pair of elongated holes 40a on the other end 38 side have stepped screws 41.
a is inserted from the bottom side, and this screw 41a is screwed into the slide plate 32. Also, a pair of elongated holes 4 in the central part
A stepped screw 41b is inserted into 0b from the lower surface side, and this screw 41b is screwed onto the slide plate 31. In this case, the stepped portions 43 of the stepped screws 41a and 41b are connected to the base portion 24.
It is slightly longer than the board thickness. Therefore, the main body part 21 attached to the base part 24 via the slide plates 31 and 32 is moved through the elongated hole 40a in the direction of the arrow a-b shown in FIG.
, 40t). In addition, the base part 2
4, a locking plate 45 having a cross section EL" is connected to the elongated hole 40.
a and 40b, and are screwed so as to intersect with the sliding direction of the main body portion 21. and,
A pair of slide rods 4 are inserted into holes 49 formed in the locking plate 45.
The tip of No. 8 is inserted. Further, the other end of the slide rod 48 is screwed onto the slide plate 31. Further, a coil spring 47 is housed in the slide rod 48. Therefore, the main body portion 21 is moved from the position shown in FIG. 4(a) to the position shown in FIG. 4(a).
When it is forcibly slid to the position shown in b), the coil spring 47 is compressed between the slide plate 31 and the locking plate 45, and the body part 21 is biased by this coil spring 47 to slide in the direction indicated by the arrow. be done.

Next, a procedure for mounting the unit 2 using the mounting jig 20 will be explained.

First, the mounting jig 20 is attached to the lower part of the shelf 3 on which the unit 2 is to be placed. When installing the mounting jig 20, hold the handle 39 with one hand and the handle 29 with the other hand, and first insert the claw portion 37 of the base portion 24 from below the shelf 3 onto the edge of the vent 12. Hook it (Figure 3).

Then, after sliding the main body 21 in the direction of arrow a,
Insert the pin part 23 into the screw 68 of the shelf 3 while sliding it in the direction of the arrow (Fig. 2). Attachment of the attachment jig 20 is now completed. The main body portion 21 is biased in the direction of the arrow by the coil spring 47, and there is no fear that the pin portion 23 will come out of the screw hole 8.

Next, the unit 2 is placed on the main body part 21, and the tip 13 of the rail part 5 of the unit 2 is aligned with the guide groove 6. At this time, since the unit 2 is positioned horizontally and vertically by the sliding surface 26 and the side guide portion 27 of the main body portion 21, the tip of the rail portion 5 can be easily inserted into the guide groove 6. Next, push the unit 2 into the housing 1,
Connect connector 17 to connector 4. At this time, the UniSoto 2 is supported by the main body part 21, so there is no fear that the unit 2 will tilt left or right or up or down. Therefore, the rail 5 slides smoothly within the guide rail 6. Next, the screw 10 is inserted into the screw insertion hole 60 of the unit 2 and screwed into the screw hole 8 to fix the unit 2 to the housing 1. This completes the installation of unit 2.

Further, when the unit 2 is taken out from the housing 1, it is also carried out with the mounting jig 20 attached to the shelf 3 as described above. Pull out unit 2 from housing 1 and unit 2 will be removed from housing 1.
When the unit 2 protrudes to the outside, this protruding portion of the unit 2 is supported by the main body portion 21 and does not tilt left or right or front and back.

Therefore, the unit 2 can be smoothly taken out from the housing 1. Note that the mounting jig 2G has the claw portion 3 of the base portion 24.
7 is engaged with the shelf 3, there is no risk that the pin portion 23 will come out from the screw hole 8 when the unit 2 is removed from the housing 1.

[Effects of the Invention] As explained above, according to the mounting jig of the present invention, the main body is attached by inserting the pin into the hole formed in the shelf, and the unit is placed on the main body. , the alignment of the unit with respect to the housing is completed. Further, when the unit is attached to the housing or removed from the housing, since the unit is supported by the main body, the unit does not tilt left, right, forward or backward, and the unit can be easily attached to and removed from the housing.

[Brief explanation of the drawing]

FIGS. 1 to 5 are diagrams for explaining one embodiment of the present invention. FIG. 1 is a perspective view illustrating installation of a unit using a mounting jig, and FIG. ■ Line cross section, 3rd
The figure is an enlarged perspective view illustrating the engagement between the claw part of the mounting jig and the shelf, FIGS. 4(a) and (b) are perspective views of the mounting jig, and FIG. 5 is an exploded perspective view of the mounting jig. It is. FIG. 6 is a perspective view illustrating the installation of a conventional unit, and FIG. 7 is a front view of a casing in which the unit is housed. 1... Housing 2... Electronic equipment unit 3.
...Shelf 8...Screw hole (hole part>18...
End face (of the shelf) 20... Mounting jig 21... Main body
23... Pin part 26... Slide surface 27
...Side guide agent Patent attorney Book 1) Output χ ■ To N (a) ]7 Figure 6, Figure 7rIA

Claims (1)

[Scope of Claims] A main body portion having a sliding surface on which an electronic device unit is placed and side guide portions that guide both sides of the electronic device unit placed on the sliding surface, and an end of this main body portion. the direction in which the electronic device unit is guided by the main body portion, and the direction in which the electronic device unit is guided by the main body portion; A mounting jig for an electronic device unit, comprising a pin portion for positioning the main body portion in the housing so that the unit is mounted on the shelf of the housing in the same direction.