JPS6275662A - Image forming device - Google Patents

Abstract

PURPOSE:To prevent an operation due to a misoperation and to make safe carrying possible without breaking by switching the operation of a stop state to hold it there on the basis of the change of a movable member detected by a detecting member. CONSTITUTION:A switch 31 is arranged adjacently to the arm part 30a of a grip 30, and the arm part 30a is brought into contact with the switch 31 when the grip 30 is stored in a device body 2. If the grip 30 is led out and the arrangement is changed, the arm part 30a is separated from the switch 31, and the change of the arrangement position of the grip 30 is detected by the switch 31, and a signal from the switch 31 is transmitted to a control part 32, and the control part 32 switched a copying machine to the copying operation stop state and holds it there. Thus, the breaking of the device due to the operation of an original platen or the like is prevented though an operation button or the like is depressed erroneously.

Description

Detailed Description of the Invention (a) Industrial Application Field The present invention relates to an image forming apparatus such as a copying machine, a recording device, or a laser beam printer. Concerning transportation and storage during use.

(b) Prior Art In recent years, image forming apparatuses such as copying machines have been made smaller and lighter in size and weight without sacrificing performance due to advances in image recording technology and advances in parts and elements. In line with this trend toward smaller size, some devices have been proposed in which the device is provided with a handle and is carried to a desired location in a different posture from when it is in operation, and when not in use, the device can be It is designed to be stored in a narrow space with the handle facing up and placed in a vertical position that is different from the position when in operation.

Problem to be solved by the invention If an activation button or the like is pressed by mistake, the apparatus will start operating, and the document table or the like may start moving, potentially damaging the apparatus.

(C) Means for Solving the Problems The present invention aims to solve the above-mentioned problems, and includes a movable member whose arrangement position is changed in advance when the image forming apparatuses are connected in series. The present invention is characterized in that a detection member is provided to detect a change in the arrangement position of the movable member, and the operation is switched and maintained in a stopped state based on the change in the movable member.

(e) Effect Based on the above-described configuration, when transporting the image forming apparatus, the movable member is changed in advance to a position different from the position at which it is placed during operation. Then, the change in the movable member is detected by the detection member, and the image forming apparatus enters a state where the operation is stopped based on the change in the movable member.

(F) Embodiments Below, embodiments of the present invention will be described with reference to the drawings.

As shown in FIG. 1, the copying machine M1 according to the first embodiment of the present invention has a document table 3 that moves back and forth above the apparatus main body 2, and an arrow mark located approximately in the center of the apparatus main body 2. The photosensitive drum 5 rotating in the A direction is equipped with a frame. An upper housing 6 is formed to cover the main body 2, and a lower housing 7 is provided below the main body 2. The lower housing 7 has legs 9, 9. The copy iM is configured such that when performing a copying operation, the legs 9, 9 are in contact with the floor surface and the document table 3 is placed horizontally above. . Further, another leg portion 10.10 is provided at the rear of the device main body 2, and the copy 8! tM,
When the document is not in use and is stored in an appropriate location, the legs 10, 10 are in contact with the floor surface, and the document table 3 can be placed in a substantially vertical position. . Furthermore, below the document table 3, a document illumination lamp 11, a heat absorption filter 12, an e-cooler 13, and an imaging element array 1 are provided.
5 are arranged, and these optical systems scan an optical image of a document placed on the document table 3 onto the photosensitive drum 5, thereby forming an electrostatic latent image. . Around the photosensitive drum 5, there is a primary charger 16, a current (!i!) charger 17, a transfer charger 19, and a separation roller 2.
0 and a cleaner 21 are provided to develop the electrostatic latent image formed on the photosensitive drum 5 into a toner image, and further to transfer the toner image onto a sheet material. Further, a cassette 22 is removably disposed below the apparatus main body 2, and a large number of sheet materials P are stored in the cassette 22. A paper feed roller 23 is provided above the cassette 22, and a registration roller 25 is further provided to feed the sheet material P toward the photosensitive drum 5. A conveying roller 26 is provided at the rear of the lower part of the main body 2, a fixing device 27 is arranged further behind, and a discharge roller 29 is arranged adjacent to the fixing device 27.
The toner image transferred to the sheet material P is fixed, and the sheet material is discharged to the outside.

On the other hand, a handle 30 is provided above the cassette 22, and the handle 30 is housed in the apparatus main body 2 when the copying machine M performs a copying operation, and when the copying machine M1 is carried around. is pulled outward so that the handle 30 can be grasped. Further, the arm portion 30a of the handle 30
A switch 31 is disposed adjacent to the handle 30.
When the handle 30 is stored in the device main body 2, the arm portion 30a of the handle 30 is in contact with the switch 31. When the handle 30 is pulled out and its position is changed, When the arm portion 30g leaves the switch 31, the change in the arrangement position of the handle 30 is detected by the switch 31, a signal from the switch 31 is transmitted to the control section 32, and the control section 32 copies the copy 81M1. It is configured to switch and maintain the inactive state.

Since the present first embodiment has the above-described configuration, the copying machine M is placed in the position in which the document table 3 is horizontally positioned above; Be stored. Next, the original is placed on the original platen 3, and the copying machine M1
When the copying operation starts, the original platen 3 moves and the original platen 3
The optical image of the document placed on the photosensitive drum 5 is scanned to form an r11 electrostatic latent image, and the electrostatic latent image is transferred to the developing section 17.
Developed into a toner image. Then, the sheet material P stored in the cassette 22 is fed by a paper feed roller 25,
It reaches the photosensitive drum 5 via the registration roller 26, and the 1-toner image on the drum 5 is transferred to the fixing device 27. Furthermore, the toner image is fixed on the toner material P by the fixing device 27, and it is discharged from the apparatus main body 2 via the discharge roller 29, thereby completing the copying operation of the copying machine M. Then, when the copying operation is completed and the copy iM is stored in another appropriate place, the handle 30 is pulled out, the handle 30 is grasped, the harpoon machine M1 is raised, and the The document table 3 is suspended and carried in a substantially vertical posture, which is different from that during the copying operation, and is placed at an appropriate location. At this time, since the copying machine M1 can be placed in a vertical position with its legs 10.10 touching the floor and the document table 3 being positioned approximately vertically, it can be stored even in a narrow space. Then, before the copy @M is connected, the handle 30 is pulled out, and the arm portion 3 of the handle 30 is pulled out.
0a is separated from the switch 3, the contact between the switch 31 and the arm portion 30a is released, and the change in the arrangement position of the handle 30 is detected by the switch 31. Then, the signal from the switch 31 is transmitted to the control section 32, and the control section 32
For example, the copying machine M1 is switched and maintained in the copying operation stopped state. Therefore, even if the copying operation button is pressed while the copying machine M is being transported or stored, the copying operation will not be started as long as the handle 30 is in the pulled out state.
There is no possibility that the document table 3 or the like moves and damages the apparatus.

Further, the copying machine M1 is placed in a normal copying operation position,
When the handle 30 is accommodated in the device main body 2 <νj, the handle 30
The switch 31 detects the return of the arrangement position of the copying machine M.
, is released from the copy-stopped state.

Next, a second embodiment will be described with reference to FIG. Note that the same parts as those in the first embodiment described above are given the same reference numerals, and the description thereof will be omitted.

In the first embodiment described above, the copying machine M1 has a cassette 22 that stores a large number of sheet materials P, but the copying machine M2 of this embodiment has a paper feed tray 35 instead. There is. A handle 36 is disposed below the tray 35, and an arm portion 36a of the handle 36 is fixed to the lower housing 7, and the copy 4! To carry the IM2, the handle 36 is grasped and the IM2 is suspended. Further, the rear end of the paper feed tray 35 is rotatably supported by a support shaft 37 so that it can swing vertically, and furthermore, a protruding engagement portion 35a is provided at the tip. The engagement hole 39 is formed on the side surface of the upper casing 6 of the main body 2 to engage with the engagement hole 39 . The paper feed tray 35 is attached to the handle 3 when the copying machine M2 performs a copying operation.
6, so that the sheet material P can be placed thereon.Furthermore, when the copy 8JM2 is being carried, it becomes an obstacle to grip the handle 36, so it is moved upward and the main body It is housed in the side surface of the upper casing 6 of No. 2, and is configured so that its position can be changed. At this time, the engaging portion 35a of the paper feed tray 35 is inserted into the engaging hole 39 and gripped,
The paper feed tray 35 is held in that position. Then, a switch 40 is placed close to the engagement hole 39.
is provided, and when the engaging portion 35a is fitted into the engaging hole 39, the engaging portion 35a contacts the switch 40, and
A change in the arrangement position of the paper feed tray 35 is detected by the switch 40, a signal from the switch 40 is transmitted to the control section 41, and the control section 41 switches and maintains the copying operation stopped state of the copying machine M2. It is configured as follows.

Since the present second embodiment has the above-described configuration, the document table 3 of the copying machine M2 is horizontally shifted upward and placed in the posture for copying operation, and the paper feeding tray 35 is placed in the handle 36. The sheet material P is moved to the abutting position, and the sheet material P is placed on the paper feed tray 35. Thereafter, the original on the original platen 3 is transferred to the sheet material P, and then the sheet! - The process until the material P is discharged from the apparatus main body 42 and the copying operation of the copying machine M2 is completed is the same as that of the first embodiment, so the explanation will be omitted.

Furthermore, when the copying operation is completed and the copying machine M2 is to be stored at another location, the paper feed tray 35 is moved upward and stored in the side of the upper housing 6 of the apparatus main body 2, and the paper feed tray 35 is
When the position is changed, the paper feed) and the engaging portion 35a of the ray 35
is inserted into the engagement hole 39 provided on the side surface of the housing 6 and gripped, and the paper feed tray 35 is held in that position.

Then, when the engaging portion 35a fits into the engaging hole 39,
The engaging portion 35a contacts the switch 4o, and the supply m11.
The change in the arrangement position of f35 is detected by the switch 4o. Therefore, a signal from the switch 40 is transmitted to the control section 41, and the control section 41 switches and maintains the copying machine M2 in a state where the copying operation is stopped. Even if the copying button M2 is accidentally pressed during MIH or during storage, the copying operation will not start, and the document table 3 etc. will move and damage the device. There is no.

Further, the copying machine M2 is placed in a normal copying operation position,
When the paper feed tray 35 is separated from the side surface of the upper housing 6 of the apparatus main body 2 and returned to the position where it contacts the handle 36, the switch 40 detects that the paper feed tray 35 has returned to its position, and the copying machine is activated. M2 is released from the copying stop state.

In this embodiment, a change in the arrangement position of the paper feed tray is detected and the copying operation is stopped, but it is also possible to detect a change in the arrangement position of the paper output tray. .

Further, a third embodiment will be described with reference to FIGS. 3 and 4.

As shown in FIG. 3, the copying machine M of the third embodiment has an approximately quadrilateral main body 51, and is provided with an original pressing plate 52 on the top surface. A handle 53 is fixed on one side of the main body 51, and the handle 53 can be grasped and carried when the copying machine M is moved to an appropriate location. . Legs 55 and 55 are formed on the other side of the main body 51, and when the copying machine M is transported and stored at an appropriate location, the copying machine M3 is 55 is placed on the floor, the handle 53 is placed upward, and the user can hang it in a vertically long position. Further, this copying machine M3 has various members necessary for a copying operation such as a photosensitive drum (not shown) built into the main body 51, and these members are those of the copying machine M of the first embodiment described above. Since it is the same as that, the explanation will be omitted. The document pressure bonding plate 52 is made of elastic plastic such as polypropylene, and a handle portion 52a is integrally formed on one side of the document pressure bonding plate 52. Further, as shown in FIG. 4, the handle portion 52a can be bent from a sliding portion 52b formed between the main body of the original pressure bonding plate 52, and the tip of the handle portion 52a is Engagement piece 56
is formed. On the other hand, the engagement piece 5 is attached to the device main body 51.
An engagement hole 57 is provided corresponding to 6, and an engagement portion 59 is further provided, so that when the handle portion 52a is bent and its arrangement position is changed, the engagement piece 56 is moved to the corresponding position. By engaging with the engaging portion 59 and fixing the handle portion 52a to the apparatus main body 51, the document pressure bonding plate 52 is prevented from flapping during transportation or storage.
It is configured to prevent the document table from being opened or from moving.

Further, a switch 60 is disposed adjacent to the engaging portion 59, and when the engaging piece 56 engages with the engaging portion 59, the engaging piece 56 comes into contact with the switch 60, and the handle is closed. Part 52a
A change in the arrangement position of the copying machine M is detected by the switch 60, and a signal from the switch 60 is transmitted to the control section 61.

It is configured to switch and maintain the copying operation stopped state.

Since the present third embodiment has the above-described configuration, the copying machine M3 is placed in a posture during copying operation in which the original pressure bonding plate 52 is positioned horizontally upward, and the handle portion 52a of the document pressure bonding plate 52 is placed horizontally above the copying machine M3.
is released from the device main body 51 and moved upward. Next, the original on the document table is copied onto a sheet material and ejected from the main body 51 of the apparatus, and the process until the copying operation of the copying machine M3 is completed is the same as that of the copying machine M of the first embodiment described above, so a description thereof will be given below. Omitted.

Further, when the copying machine M3 is stored at another location after the copying operation is completed, the handle portion 5 of the original pressure bonding plate 52 is removed in advance.
2a is bent downward, the engagement piece 56 of the handle portion 52a fits into the engagement hole 57 of the device main body 51, and further engages with the engagement portion 59, so that the handle portion 52a is attached to the device main body 51. Fixed. When the engagement piece 56 of the handle portion 52a engages with the engagement portion 59 of the device main body 51, the tip of the engagement piece 56 comes into contact with the switch 60, and the arrangement position of the handle portion 52a is changed. Detected by switch 60. Therefore, the signal from the switch 60 is transmitted to the control section 61 and
1 puts the copying machine M3 into a state where the copying operation is stopped. and,
Even if the copy button of the copying machine M is accidentally pressed during transportation or storage, the copying operation will not start as long as the handle 52a is fixed to the main body 51. , the document table etc. will not move and damage the device.

Also, copy 8! If the M3 is not in the normal copying position, the handle 52a of the document pressure plate 52 is released from the apparatus main body 51 and returned to the upper position. The return is detected by the switch 60, and the copying machine M is released from the copying operation stop state.

(G) As described in detail, according to the present invention, the movable member whose arrangement position is changed in advance when transporting the image forming apparatus is provided with a detection member that detects a change in the arrangement position of the movable member. By arranging
Since the image forming apparatus is switched to and held in the non-operating state based on the change in the arrangement position of the movable member, the image forming apparatus is placed in a different posture from when it is in operation, for example, so that the document table is vertical. If the device is transported in a safe position, and the power is still on and the activation button is pressed by mistake, the device will not operate, and there is no risk of the document table etc. starting to move and damage the device, and the image formation The equipment can be transported safely.

Furthermore, even if the image forming apparatus is stored in a different posture from when it is in operation and the activation button is pressed in the same manner as described above, there is no risk that the document table or the like will start moving and damage the apparatus.

Furthermore, the above-mentioned movable member is originally attached to the handle, paper feed 1 to lay, original f high pressure bonded plate handle, etc., so there is no need to add new special members, and the cost is reduced. The above effects can be obtained without using an amplifier.

[Brief explanation of drawings]

FIG. 1 is a side view of a copying machine according to a first embodiment of the present invention, and FIG.
FIG. 3 is a side view of the copying machine of the second embodiment, FIG. 3 is a perspective view of the copying machine of the third embodiment, and FIG. 4 is a cross-sectional view of the handle of the document pressure plate. M,, M2. M3-・Image forming device (copying machine),
30・Movable member (handle), 35・Movable member (paper feed tray), 52a Movable member (handle),
31, 40, 60. ,, detection member C, (c).

Claims (1)

[Claims] (1) In an image forming apparatus that is easy to transport, a movable member whose arrangement position is changed in advance when transporting the image forming apparatus is provided with a detection member that detects a change in the arrangement position of the movable member. An image forming apparatus characterized in that the image forming apparatus is configured to switch and maintain operation in a stopped state based on a change in the arrangement position of a movable member.