JPH06311277A - Facsimile equipment - Google Patents

Abstract

PURPOSE:To miniaturize an equipment and to reduce cost by effectively utilizing the internal space of the facsimile equipment by arranging a control substrate at the center of the facsimile equipment. CONSTITUTION:A control substrate 4 of the facsimile equipment is held inside a base 3, open/close sensors 7 and 10 and original sensors 8 and 9 are provided on the control substrate 4, actuators 11 and 12 to be detected by sensor groups 7-10 are provided on the base 3 and further, a recording head is turnably directly arranged on this control substrate 4. Then, the sensors 7-10, the base 3 provided with the recording head 16 and the control substrate 4 are positioned at the almost center inside the facsimile equipment like this.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a facsimile machine in which a control board for controlling each part is arranged at the center of the machine.

[0002]

2. Description of the Related Art Conventionally, a control board of a facsimile machine is
Since the electronic parts are mounted and have a certain size, the back side of the device
It was generally placed on the side or bottom. Therefore,
Electrical connection between the control board and components arranged at various places, sensors, recording heads, etc. has been performed using cords such as harnesses.

[0003]

However, if the control board is electrically connected by using cords such as a harness, not only is the harness itself costly, but also man-hours are required for wiring and connecting the harness. There is the inconvenience of increasing costs. Further, it is necessary to consider the place for wiring arrangement, which is one of the problems when trying to miniaturize the device as much as possible.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a small-sized and low-cost facsimile apparatus that effectively utilizes the internal space of the apparatus.

[0005]

SUMMARY OF THE INVENTION The present invention is to solve the above-mentioned problems, and a first invention is to dispose an apparatus control board inside the apparatus and to provide a reading optical system below the apparatus control board. A path is arranged, and a document conveyance path or a recording paper conveyance path is arranged above the apparatus control board. A second invention comprises a recording head, a control board for controlling the recording head, and a connecting means for rotatably connecting the recording head to the control board. According to a third aspect of the present invention, there are provided a movable means that changes according to the presence or absence of a document or a recording paper or the open / closed state of the device cover, and a detection means that is provided directly on the control board and detects the device state by the movable means. It is equipped with. A fourth invention is to unitize a base on which mechanical components are mounted and a control board on which electronic components that respond to the mechanical components are mounted.

[0006]

According to the first aspect of the present invention, the apparatus control board is arranged inside the apparatus, and the reading optical path is arranged below the apparatus control board.
By arranging the document transport path or the recording paper transport path above the device control board, the reading optical path and the device control board are
Since the electric members existing on the document transport path or the recording paper transport path and the apparatus control board are close to each other, it is possible to obtain a small-sized and low-cost facsimile apparatus that effectively uses the internal space of the apparatus.

A second aspect of the present invention comprises a recording head, a control board for controlling the recording head, and a connecting means for rotatably connecting the recording head to the control board. Since a harness or the like is not required for connection with the device, it is possible to obtain a small-sized and low-cost facsimile device that effectively uses the internal space of the device.

According to a third aspect of the present invention, a movable means that changes depending on the presence or absence of a document or recording paper or the open / closed state of the device cover, and the device directly provided on the device control board are used to detect the device state. By including the detection means,
Since the movable means can be directly connected to the apparatus control means, it is possible to obtain a small-sized and low-cost facsimile apparatus that effectively uses the internal space of the apparatus.

According to a fourth aspect of the present invention, a simple structure of parts is achieved without requiring a harness etc. by unitizing a base on which mechanical parts are mounted and a control board on which electronic parts corresponding to the mechanical parts are mounted. Therefore, it is possible to obtain a small-sized and low-cost facsimile apparatus that effectively uses the internal space of the apparatus.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a sectional view of a facsimile apparatus according to an embodiment of the present invention. In FIG. 1, reference numeral 1 is a bottom plate of a facsimile machine formed of sheet metal, and 2 is a housing cover formed of resin. Reference numeral 3 denotes a base which is disposed in the center of the facsimile apparatus and is formed in a convex shape in the document conveying direction. A control board for controlling the entire apparatus is provided on the base 3 by the claws 5 and the screws 6. It is fixed.

Reference numeral 7 is a document sensor which is directly mounted on the control board 4 and optically detects the presence or absence of a document. Reference numeral 8 is also a document sensor which is directly mounted on the control board 4 and detects the presence or absence of a document being conveyed. A sensor, 9 is a reading system opening / closing sensor for detecting the opening / closing of the reading system opening / closing cover, and 10 is a recording system opening / closing sensor for detecting the opening / closing of the recording system opening / closing cover. Reference numeral 11 is an actuator that causes the original document sensor 8 to detect when the original document is in the original conveyance path, and to cause the reading system open / close sensor 9 to detect when the original document opening / closing cover is open. The reference numeral 13 denotes an actuator, and reference numeral 13 denotes an actuator that causes the recording system opening / closing sensor 10 to detect the opening / closing of the recording system opening / closing cover.

Reference numeral 14 is a recording paper, which is housed in a holder 15. The recording paper 14 has a recording head 16 like a chain line.
After passing through between the recording roller 17 and the recording roller 17, the recording is performed, and then the sheet is ejected. The recording head 16 is mounted on a recording substrate 18 and further fixed on a head mounting portion 19. The entire head mounting portion 19 is electrically connected to the control board 4 in a rotatable state by a connecting member 20, and a holding member (not shown) provided on the side of the apparatus by a shaft 21.
Is held by. Then, this head mounting portion 19
The recording head 1 by means of a spring 22 provided on the base 3.
6 is pressed against the recording roller 17.

The transmission original is inserted through the original insertion port 23,
The separation pieces 24 and the automatic paper feed roller 25 separate the sheets one by one, and the document conveyance path formed by the guide plates 26 and 27 is conveyed to the reading position by the conveyance roller 28, and is ejected after being read by the reading means described later. It is sequentially discharged by the roller 29.

At the reading position, the light source 30 provided at the end of the base 3 illuminates the original on the reading glass 31, and the reflected light is fixed to the fixed portion 32 which is outsert-molded on the bottom plate 1 and fixed to the mirror 33. , The mirror 3 fixed to the fixing portion 34
Reflect at 5. These mirrors 33 and 35 are extremely easily fixed by inserting the mounting spring 36 from the back surface of the bottom plate 1 while being mounted on the fixing portions 32 and 34. The mounting spring is provided with locking portions 37 and 38 so that the mounting spring does not fall off once mounted.

Further, the light reflected from the mirror 35 is reflected by the bottom plate 1.
After being reflected by a mirror 40 fixed by a mounting spring 41 to a fixed portion 39 which is outsert-molded on the CCD
Light enters 42. In this embodiment, the CCD 42 is a harness
Although it is connected to the control board 4 by (not shown), it goes without saying that it can be directly provided on the back surface of the control board 4.

Numerals 43 and 44 are stanchions for fixing the base 3 to the center of the facsimile apparatus.

Thus, the device control board is arranged inside the device, and the reading optical path is arranged below the device control board.
A document transport path and a recording paper transport path are arranged above the device control board, sensors are directly provided on the device control board, and a recording head is rotatably connected to the control board. 2 which is a schematic perspective view of the main part of the facsimile apparatus regarding these configurations.
Will be described in more detail.

In FIG. 2, 20a is a connecting member directly provided on the control board 4, and 20b is provided on a head mounting portion, and the control board 4 and the recording head are electrically connected via the connecting member 20a. Is a bearing member that rotatably holds the actuator 12, and 46 is a bearing that rotatably holds the actuator 11.

As shown in FIG. 2, the connecting members 20a, 20
b are connected while biting into each other's grooves, and these grooves are configured to conduct electricity with a conductor. The shaft 21 of the head mounting portion 19 and the connecting member 20 can rotate while conducting electricity. In this way, the head mounting portion 19 is arranged directly on the control board 4 while enabling the head mounting portion 19 to be pressed against the recording roller 17.

As shown in the figure, the control board 4 is provided with the sensors 7, 8 and 9, and the base 3 is provided with bearings 45 and 46 for the actuators 11 and 12. The actuators 11 and 12 rotatably held by the bearings 45 and 46 rotate according to the presence / absence of a document, the open / close state of the open / close covers of the reading system and the recording system,
It will be detected by each sensor 7, 8, 9.

Next, the operation state of each of the sensors 7, 8 and 9 will be described with reference to the operation explanatory view and FIGS. 3 to 5.

In FIGS. 3 to 6, reference numeral 47 is a stopper provided on the reading system opening / closing cover, 48 is a stopper provided on the recording system opening / closing cover, 49 is a recording system opening / closing cover, and 50 is a recording system opening / closing. An axis for opening and closing the cover 49 is shown.

In FIG. 3, the document is not passed through the document transport path,
A state in which the reading system opening / closing cover and the recording system opening / closing cover 49 are closed is shown. At this time, the actuator 11 and the actuator 12 are arranged so as to close the document conveyance path as shown in FIG. 3, and the document sensor 7 and the document sensor 8 detect the actuators 11 and 12, respectively. On the other hand, since the reading system opening / closing sensor 9 has the stopper 49,
The actuator 11 is not detected. As a result, it is confirmed that there is no document and the covers are in a normal state.

FIG. 4 shows a state in which an original has passed through the original conveying path and the reading system opening / closing cover and the recording system opening / closing cover 49 are closed. At this time, as shown in FIG. 4, the actuator 11 and the actuator 12 are pushed down below the document transport path because the document is in the document transport path.
The document sensors 7 and 8 and the open / close sensor 9 do not detect the actuators 11 and 12. As a result, it is confirmed that the document is being conveyed.

FIG. 5 shows a state in which the reading system opening / closing cover and the recording system opening / closing cover 49 are open. At this time, since the stopper 47 and the stopper 48 are raised, the actuator 11 held by these stoppers is lowered to the lower right, and the open / close sensor 9 as well as the document sensor 8 detects the actuator 11. This confirms that the reading system opening / closing unit is open.

[0027]

According to the first aspect of the present invention, the apparatus control board is arranged inside the apparatus, the reading optical path is arranged below the apparatus control board, and the document conveyance path or the recording sheet conveyance path is arranged above the apparatus control board. By arranging them, since the reading optical path and the device control board, the electric member existing on the document conveyance path or the recording paper conveyance path and the device control board are close to each other, the internal space of the facsimile machine is effectively used, This has the effect that the size and cost of the device can be reduced.

The second invention comprises a recording head, a control board for controlling the recording head, and a connecting means for rotatably connecting the recording head to the control board. Since there is no need for a harness or the like to connect with the facsimile machine, the internal space of the facsimile machine can be effectively used, and the size and cost of the machine can be reduced.

A third aspect of the invention is to provide a movable means which is displaced on the basis of the presence or absence of a document or recording paper or the opened / closed state of the device cover, and directly provided on the device control board to detect the device state by the movable means. By including the detection means,
Since the movable means can be directly connected to the apparatus control means, the internal space of the facsimile apparatus can be effectively used, and the size and cost of the apparatus can be reduced.

According to a fourth aspect of the present invention, a base having a mechanical component mounted thereon and a control board having an electronic component responsive to the mechanical component mounted on a unit form a simple component structure without requiring a harness or the like. Therefore, the internal space of the facsimile apparatus can be effectively used, and the size and cost of the apparatus can be reduced.

[Brief description of drawings]

FIG. 1 is a sectional view of a facsimile apparatus according to an embodiment of the present invention.

FIG. 2 is a schematic perspective view of a main part of a facsimile device according to an embodiment of the present invention.

FIG. 3 is an operation explanatory diagram of a sensor in a normal state of the facsimile apparatus according to the embodiment of the present invention.

FIG. 4 is an operation explanatory diagram of a sensor of the facsimile apparatus according to an embodiment of the present invention when a document is being conveyed.

FIG. 5 is an operation explanatory diagram of the sensor when the opening / closing cover of the facsimile apparatus according to the embodiment of the present invention is opened.

[Explanation of symbols]

 3 base 4 control board 7, 8 original sensor 9 reading system opening / closing sensor 10 recording system opening / closing sensor 11, 12, 13 actuator 16 recording head 18 recording board 19 head mounting part 20 connection member

Claims (4)

[Claims] 1. An apparatus control board is arranged inside the apparatus, a reading optical path is arranged below the apparatus control board, and a document conveyance path or a recording sheet conveyance path is arranged above the apparatus control board. And a facsimile machine. 2. A facsimile apparatus comprising a recording head, a control board for controlling the recording head, and connecting means for rotatably connecting the recording head to the control board. 3. A movable means that changes depending on the presence or absence of a document or recording paper or the open / closed state of the apparatus lid, and a detection means that is provided directly on the control board and detects the apparatus state by the movable means. Facsimile equipment provided. 4. A facsimile apparatus comprising a base on which mechanical parts are mounted and a control board on which electronic parts corresponding to the mechanical parts are mounted as a unit.