CN101995786B

CN101995786B - Anti-falling-off mechanism of switching device and office machine having same

Info

Publication number: CN101995786B
Application number: CN201010259529.7A
Authority: CN
Inventors: 片野公一
Original assignee: Katoh Electrical Machinery Co Ltd
Current assignee: Katoh Electrical Machinery Co Ltd
Priority date: 2009-08-20
Filing date: 2010-08-19
Publication date: 2014-02-12
Anticipated expiration: 2030-08-19
Also published as: JP5569925B2; KR20110019713A; TWI405912B; KR101285544B1; TW201107612A; CN101995786A; JP2011043593A

Abstract

The present invention provides an anti-falling-off mechanism of a switching device, including the switching device and an insertion assembly hole. The switching device has a single-foot-shaped assembly element and makes a switching body arranged on a support element to rotate through a rotating shaft pin. The insertion assembly hole is arranged on one side of the device body, such that an assembly element of the switching device can be inserted into or disassembled from the insertion assembly hole. A lower end part of the assembly element is provided with a dent and a fastening part projecting nearby the dent on its one side; the insertion assembly hole is provided with a guide way long ditch for accepting the fastening part and a locking part of the fastening part. In addition, the invention also provides an office machine having the switching device.

Description

The escapement of opening-closing device and there is the office machine of escapement

Technical field

The present invention relates to a kind of escapement of opening-closing device and there is the office machine (office machine) of escapement, be particularly related to a kind of entire body of opening with various functions such as copy function or printing, fax, scannings, with respect to device body, can open entire, and have good elevating function opening-closing device escapement and there is the office machine of escapement.Wherein, copy function refers to the manuscript pressing plate of OA machine or the copy functions of compounding machine such as so-called duplicating machine, printing machine, printer.

Background technology

All the time, with regard to the office machines such as duplicating machine, printing machine, printer, in order to process as thick original copy as books, a kind of opening-closing device of manuscript pressing plate of tool elevating function as the content of TOHKEMY 2006-39440 communique be known.This opening-closing device substantially have one be installed on device body a side assembly element and one with respect to assembly element and via a roller pin rotatable support component, wherein the rearward end of manuscript pressing plate system is arranged on support component, so that manuscript pressing plate is opened is entire.

That at the manuscript pressing plate of attached master copy automatic conveying device, has popularized is present, in the formation of the opening-closing device of tool elevating function, be roughly divided into: via a pivot chain pin, lifting element is arranged to a side of the movable end of support component, then the rearward end of manuscript pressing plate is arranged on lifting element; Or as recorded in above-mentioned Japanese Patent Publication, assembly element forms single pin shape body, makes it in insertion assembly hole above being arranged at the rear portion of device body, move up and down and to insert, that is the opening-closing device of the manuscript pressing plate of so-called single pin type.The present invention relates to the escapement of a kind of opening-closing device of manuscript pressing plate of single pin type in the latter.Above-mentioned two kinds of designs when processing thick original copy, manuscript pressing plate all liftable being slightly flatly cover thick original copy above, there is the opening-closing device that this merit able one is referred to as the manuscript pressing plate of tool elevating function.

As above-mentioned, be configured to the assembly element of single pin shape and the opening-closing device of manuscript pressing plate of tool elevating function and be that original copy thick as books is positioned over to contact is on glass, cover after manuscript pressing plate, when manuscript pressing plate contacts a jiao of thick original copy, take the fulcrum upset manuscript pressing plate that this contact point is lever, approximately flatly cover thick original copy and prevent that as far as possible light from entering exposure portion.Now, the assembly element of single pin shape makes manuscript pressing plate turning from inserting in assembly hole toward top movement.

The opening-closing device of manuscript pressing plate of the tool elevating function of recording in above-mentioned Japanese Patent Publication, it can be extracted from inserting assembly hole easily via the foot that has the assembly element of single pin shape concurrently, but because manuscript pressing plate body also can come off from device body, in operation outside inconvenience, manuscript pressing plate with master copy automatic conveying device also can produce the problem dropping, under the pressure of improvement.

In addition, office machine with regard to so-called compounding machine also has identical problem, for example, when repairing spot check office machine, for example, during one office machine (copying machine body), while for example, opening with respect to another office machine (part of scanner), the assembling foot of opening-closing device easily comes off from inserting assembly hole, may cause because dropping the damage of injured or machine.Therefore, this kind of opening-closing device also sought identical improvement.

Summary of the invention

The present invention is because above-mentioned situation, and fundamental purpose is for providing a kind of escapement that simple formation prevents the opening-closing device that opening-closing device comes off from device body and office machine of this escapement of tool of utilizing.

For reaching above-mentioned problem, the escapement of opening-closing device of the present invention, comprises an opening-closing device and and inserts assembly hole.Opening-closing device has the assembly element of a single pin shape, and via a roller pin, makes to be arranged at one of a support component and open entire body and rotate.Insert the side that assembly hole is positioned at device body, slotting being arranged on of assembly element of opening-closing device inserted in assembly hole de-ly.Wherein, near the fastener that a side of the bottom of assembly element has a recess and projects recess; Insertion assembly hole has accommodates the long ditch of a guide rail of fastener and a holding section of this fastener, is equiped with one end of plate clockwork spring in recess, and the other end of this plate clockwork spring is movable.

In one embodiment of the invention, in support component, be equiped with an elastic mean, so that open entire body, between support component and assembly element, toward opening direction, draw.

In one embodiment of the invention, it is one box-like that assembly element is, and its inside is equiped with an elastic mean, with by support component toward the opening direction traction of opening entire body.

In one embodiment of the invention, be installed in the plate clockwork spring of recess, its section is a convex, and two ends are all arranged in recess.

In one embodiment of the invention, be installed in the plate clockwork spring of recess, it is arranged in the direction vertical with recess, and its one end is arranged on assembly element, and other end movable end regards to recess setting.

In one embodiment of the invention, an office machine is the office machine that utilizes the escapement of above-mentioned opening-closing device.

Formation from the above, because the escapement according to a kind of opening-closing device of the present invention engages with the holding section of inserting assembly hole via the fastener being arranged in the foot that has assembly element concurrently, under normal state, foot cannot come off from inserting assembly hole, therefore, can effectively prevent that opening-closing device from opening entire body and drop and damage or cause user injured as heavy as the manuscript pressing plate of tool automatic transport original copy device.

Accompanying drawing explanation

Fig. 1 is for showing the general view of the duplicating machine of one embodiment of the invention;

Fig. 2 is the sectional side view of the formation of the escapement of the opening-closing device of manuscript pressing plate of demonstration single pin type of the present invention and tool elevating function;

Fig. 3 is the outboard profile of opening-closing device of manuscript pressing plate monomer of the present invention;

Fig. 4 is the back view of the opening-closing device of manuscript pressing plate shown in Fig. 3;

Fig. 5 is the sectional side view of the opening-closing device of manuscript pressing plate monomer shown in Fig. 3;

Fig. 6 is the oblique view that is arranged on the insertion assembly hole of device body one side;

Fig. 7 (a) and Fig. 7 (b) are respectively front view (FV) and the planimetric map of the plate clockwork spring of the escapement that shows opening-closing device of the present invention;

Fig. 8 is the key diagram of action of the escapement of explicit declaration opening-closing device of the present invention: (a) show the state rising before action; (b) show rise state; (c) show the state while shirking; (d) show the state after shirking;

Fig. 9 (a) and Fig. 9 (b) are respectively front view (FV) and the planimetric map of other embodiment of plate clockwork spring of the escapement that shows opening-closing device of the present invention;

Figure 10 (a) and Figure 10 (b) are respectively back view and the left surface figure of other embodiment of escapement that shows opening-closing device of the present invention;

Figure 11 (a) and Figure 11 (b) are respectively back view and the left surface figure at the main position of other embodiment of escapement that shows opening-closing device of the present invention;

Figure 12 is for showing the sectional side view of other embodiment of escapement of opening-closing device of the present invention;

Figure 13 is the key diagram of the action of the escapement of explanation opening-closing device of the present invention;

[main element symbol description]

A: duplicating machine

B: device body

C, G: opening-closing device

D: manuscript pressing plate

E: cam gear

F: prevent disconnecting means

1,21: foot

1a: base plate

1b: biside plate

1c: fixing protruding Wheels plate

1d: cam biside plate

1e: front panel

1f: back panel

1g, 24a: cam part

1h: guide rail hole

1i, 16a, 20a, 21a: recess

1j, 16b, 20b, 21b: engaging part

1k: arc sections

2: insert assembly hole

2a: entrance

2b: the long ditch of guide rail

2c: holding section

3: roller pin

4,24: support component

4a: biside plate

4b: upper plate

4c: inaccessible plate

4d: clasp portion

4e: assembled plate

4f: stiffening plate

5: cam saddle

5a: cam part

6,9,15,17,22,25: elastic mean

7: rocking element

8: support pin

9a: bend

9b: assembly hole

10,18: assembling screw

11: thick original copy

12: glass contact

15a: assembly hole

15b: protuberance

19: assembling recess

20: assembling foot

23: saddle

Embodiment

Hereinafter with reference to relevant drawings, the escapement according to a kind of opening-closing device of the preferred embodiment of the present invention is described, wherein identical element is illustrated the component symbol with identical.

The escapement of a kind of opening-closing device of the preferred embodiment of the present invention comprises that an opening-closing device and inserts assembly hole.Opening-closing device has the assembly element of a single pin shape, and via a roller pin, makes to be arranged at opening entire body and rotate of manuscript pressing plate of the formation duplicating machine of a support component.The side that insertion assembly hole is arranged on device body is inserted in assembly hole slotting being arranged on of assembly element of opening-closing device de-ly.Wherein, a side of the bottom of assembly element has in the face of a recess of elastic mean and near the fastener projecting recess; From inserting, the entrance below of assembly hole is a little has the long ditch of a guide rail of accommodating from the outstanding fastener of the recess of assembly element, and forms and a holding section of this fastener locking.

Below with duplicating machine monomer explanation embodiments of the invention, and the present invention also can be applicable to scanning machine beyond duplicating machine, printing machine monomer etc., also can be widely used in the office machines such as compounding machine that have duplicating machine, scanner, facsimile function concurrently.

Signifying sign A in Fig. 1 to Fig. 2 refers to a duplicating machine, can be used as the example of office machine.Duplicating machine A makes to be installed on one of device body B and opens that entire body is as entire in manuscript pressing plate D can open to be formed by a device body B and via an opening-closing device C.

As shown in Figure 1, opening-closing device C is formed in a pair of identical object and in an appropriate intervals setting.This opening-closing device also can combine setup and use together with other object.Below for explaining with one of them of a pair of object.

Signifying sign 1 finger one in Fig. 2 to Fig. 5 has the foot of single pin shape of assembly element concurrently, foot 1 with respect to device body B below above above-below direction be slightly one of planar rectangular and insert assembly hole 2 and can move up and down and insert fixing.

Foot 1 is the slightly rectangular box in square section, and

biside plate

1b, 1b, front panel 1e, the back panel 1f and of both sides that have a base plate 1a, is arranged at the top of base plate 1a is arranged at the 1c of stationary cam portion of

biside plate

1b, 1b, front panel 1e and back panel 1f top.Foot 1 can be formation product as the synthetic resin of POM, compression process product or other, at this, does not limit.Cam part biside plate 1d, the 1d of the 1c of stationary cam portion of foot 1, via getting involved a pivot chain pin 3, can make support component 4 can allow its

biside plate

4a, 4a carry out back rotation.

Support component 4 is the box shaped objects that consist of the upper plate 4b that biside

plate

4a, 4a are hung down by its both sides and the inaccessible plate 4c that hangs down from upper plate 4b one end, and its pressing metal plates can be as SUS for example processes.The below of

biside plate

4a, 4a arranges respectively and clasps the 4d of portion, 4d toward bending place, inner side, from clasping a little position, the 4d of portion, 4d top, via cut-out

biside plate

4a, 4a the assembled plate of bending installing laterally 4e, 4e.Inaccessible plate 4c is via reinforcement part 4f, the 4f toward interior lateral buckling by one end of

biside plate

4a, 4a, even exerted pressure and also can be prevented that it from opening laterally by inner side.

Be installed on biside plate 4a, the 4a of support portion 4 and box-like part that upper plate 4b impales and be slidably and one end sealing is the cam saddle 5 of single pin shape, this cam saddle 5 can support its down either side via clasping the 4d of portion, 4d, avoids dropping from the below of support sector's material 4.

You， support sector material 4 also can be as the products formed of POM synthetic resin, and in the case, support sector's material 4 is connected with the part of clasping the 4d of portion, 4d, and integral body is a polygon list pin shape.

Elastic mean 6 just like Compress Spring (compulsion spring) is set between the inaccessible plate 4c of cam saddle 5 and support component 4, the cam part 5a of cam saddle 5 is slided toward cam part 1g mono-side-lining of the 1c of stationary cam portion.Cam saddle 5 forms a cam structure E with the 1c of stationary cam portion, via elastic mean 6, next-door neighbour's cam part 5a and 1g is pressed and is touched mutually.

Again, as shown in signifying sign 7, part is the rocking element that prevents rotor means (figure does not indicate in detail) that forms support component 4, and it can shake biside plate 4a, the 4a of support component 4 via a support pin 8.

Support bolt 8 to insert mobile at the circular-arc guide channel hole 1h, the 1h that are arranged on cam part biside plate 1d, the 1d of the 1c of stationary cam portion.In this omission, shake the explanation of portion's material 7 and its dependent part material and function.Rocking element 7 is non-inevitable relevant with formation of the present invention with support bolt 8, if omit, shakes portion's material 7 and support pin 8, and guide

channel hole

1h, 1h also can omit.In the case, the foot 1 of tool assembly element is formed in a solid shape or box-like arbitrary of a hollow.

About the escapement F of opening-closing device C of the present invention, by the foot 1 that is formed at device body B and be the rectangular insertion assembly hole 2 of plane and have the assembly element of opening-closing device C concurrently, formed, wherein, with respect to inserting assembly hole 2, foot 1 can insert to be arranged on de-ly and insert in assembly hole.Insert assembly hole 2, as shown in Figure 6, via from a little long ditch 2b of a guide rail that arranges in entrance 2a below, to form a holding section 2c，Er foot 1, an outstanding fastener 1j is set in the vertical direction of its bottom and foot 1.

In addition, an elastic mean 9 is set in recess 1i inside, its central portion from recess 1i inside is formed toward the plate clockwork spring of outside curve, via inserting assembly hole 9b with assembling screw 10 assemblings.The bend 9a of elastic mean 9 conventionally to the outside of foot 1, gives prominence to and next-door neighbour inserts the inwall in dress hole 2, makes foot 1 press a tactile side of inserting assembly hole 2.

Foot 1 is inserted under the state of assembly hole 2, during toward the device body B device of opening-closing device C, between the long ditch 2b of fastener 1j and guide rail, as shown in Figure 5, there is a space a; And arrange between the Yi Ceyu foot 1 that inserts the holding section 2c on assembly hole 2, there is an a little space b.

Therefore, as shown in figure 13, in the situation of thick original copy 11 thick as books, thick original copy 11 is positioned in glass contact 12, cover the manuscript pressing plate D above of thick original copy, the edge of original copy 11 after manuscript pressing plate D contact, take manuscript pressing plate and thick thing original copy contact point is fulcrum, utilize lever principle to rotate, as shown in the dotted line in figure, now foot 1 rises manuscript pressing plate D toward the top movement of inserting assembly hole 2, flatly be covered with again the top of thick thing original copy 11, avoid as far as possible light from the exposure portion (figure does not show) of contact glass access to plant body.Now, up mobile foot 1 engages with holding section 2c because of its fastener 1j, even if 1 great ， foot 1 of the Thickness Ratio foot of thick original copy 11 also cannot drop from inserting assembly hole 2.

Or, use in the situation of so-called compounding machine and with the function of duplicating machine and overlap as in the situations such as tool scanning machine, when repairing, inspection scanning machine, with the device body of the below same design of scanning machine under the state of opening, the foot of opening-closing device also can unload from inserting assembly hole, extremely effectively prevents that the manuscript pressing plate of duplicating machine one side from falling.

Then, while being arranged at the manuscript pressing plate D of support component 4 of opening-closing device C with respect to device body B unloading, as shown in Fig. 8 (b), because being arranged at the fastener 1j of foot 1, engage with the holding section 2c that is arranged at insertion assembly hole 2, when foot 1 is given as security toward holding section 2c, the elastic force of opposing elastic mean 9, the bottom of foot 1 is toward holding section 2c mono-side shifting, as shown in Fig. 8 (c), via inclination foot 1, foot 1 can come off from inserting assembly hole 2, and as shown in Fig. 8 (d), foot 1 can extract from top.An arc sections 1k who tosses about via the fastener 1j with the bottom of foot 1 is set, can make to shirk more swimmingly.

Then, when the foot 1 of extracting inserts assembly hole 2 again, contrary with preceding step, inclination foot 1 first inserts assembly hole 2 by the side that fastener 1j is set, put under the side signature of fastener 1j in guide rail Chang Gou 2bShi，Jiang foot 1 toward holding section 2c, because opposing is arranged at the elastic mean 9 on the holding section 2c that inserts assembly hole 2, foot 1 returns back to original position, and assembly hole 2 is inserted in being partially submerged into of arc sections 1k.At this, via foot 1 is fallen and gets final product finishing device in inserting assembly hole 2 toward below Ya Xia， foot 1, as shown in Fig. 5 and Fig. 8 (a).

Fig. 9 executes other embodiment of elastic mean in the recess 1i that is arranged at foot 1 in 1 about above-mentioned example.As shown in Figure 9, the elastic mean 15 of relevant the present embodiment is a plane convex domain, and its two ends have the assembly hole of insertion 15a, 15a.Therefore,, via assembling (figure does not show) with assembling screw in the recess 1i in foot 1, the part that forms protuberance 15b is a little outstanding from recess 1i.The setting position of fastener and shape are identical with previous embodiment 1.

Figure 10 shows that the recess 1i that executes foot 1 in 1 about example is in the face of arranging other embodiment of elastic mean.As shown in figure 10, the elastic mean 17 in the direction vertical with the recess 16a that is arranged at foot 16, its one end is with assembling screw 18 assembling, and elastic mean 17 is mobilizable one distolateral side-prominent a little outward by recess 16a.

Again, in above each embodiment, the elastic mean that a formation anti-drop device is set other large assemble method known to the public and reaching outside foot can be via assembling screw.

Elastic mean 17 is arranged at the assembling recess 19 on recess 16a top, except mobilizable one end, neither side-prominent outward by foot 1.The position of fastener 16b, size and shape are identical with embodiment 1.In addition, because other formation of opening-closing device is identical with embodiment 1, in this description will be omitted.

Figure 11 shows other embodiment of the escapement method of opening-closing device of the present invention.As shown in figure 11, be arranged in the recess 20a of foot 20 and do not have elastic mean, the formation of fastener 20b is identical with embodiment 1, also can reach object of the present invention according to this.

Figure 12 shows other embodiment of opening-closing device.In embodiment 1, support component 4 is installed on to a side of support component 4 toward the elastic mean of the opening direction application of force of manuscript pressing plate, and as shown in figure 12, the opening-closing device G of embodiment 5 is formed in box-like by the foot 21 that has assembly element concurrently, inside has the elastic mean 22 of a Compress Spring (coil spring), in the upper end of elastic mean 22, be covered with a saddle 23, above contact saddle 23, cam part 24a be set in a side of support component 24.

The opening-closing device C forming according to this also can implement the present invention.Lower end one side of foot 21 has a recess 21a, fastener 21b and the elastic mean 25 of the structure identical with embodiment 1.Therefore, identical with embodiment 1 with the action effect of escapement F.

The present invention's formation described above, utilize simply the formation of the opening-closing device of tool elevating function, because having the foot of single pin shape of assembly element concurrently, from inserting assembly hole, do not drop easily, the escapement of the opening-closing device of manuscript pressing plate of the office machines such as compounding machine that are particularly suitable for duplicating machine monomer or comprise duplicating machine.

The foregoing is only illustrative, but not be restricted.Anyly do not depart from spirit of the present invention and category, and the equivalent modifications that it is carried out or change all should be contained in the claim scope of enclosing.

Claims

1. an escapement for opening-closing device, comprises:

One opening-closing device, it has the assembly element of a single pin shape, and via a roller pin, makes to be arranged at one of a support component and open entire body and rotate; And

One inserts assembly hole, and the side that it is positioned at device body is inserted this assembly element of this opening-closing device and is arranged in this insertion assembly hole de-ly;

Wherein, a side of the bottom of this assembly element has near the fastener that a recess and projects this recess; This insertion assembly hole has accommodates the long ditch of a guide rail of this fastener and a holding section of this fastener, is equiped with one end of plate clockwork spring in this recess, and the other end of this plate clockwork spring is movable.

2. the escapement of opening-closing device as claimed in claim 1, is wherein equiped with an elastic mean in this support component, so that this opens entire body, between this support component and this assembly element, toward opening direction, draws.

3. the escapement of opening-closing device as claimed in claim 1, wherein this assembly element is one box-like, and its inside is equiped with an elastic mean, so that support component is opened to the opening direction traction of entire body toward this.

4. the escapement of opening-closing device as claimed in claim 1, is wherein installed in this plate clockwork spring of this recess, and its section is a convex, and two ends are all arranged in recess.

5. the escapement of opening-closing device as claimed in claim 1, is wherein installed in this plate clockwork spring of this recess, and it is arranged in the direction vertical with this recess, and its one end is arranged at assembly element, and another movable end is to regard to this recess setting.

6. an office machine, it is for utilizing the office machine of the escapement of the opening-closing device as described in any one in claim 1 to 5.