CN104981420B - Paper supply equipment of printer - Google Patents

Abstract

A paper feeding apparatus of a printer (100), comprising: a work plane (L) sliding longitudinally with an outward stroke (N1) and a return stroke (N2) to subject one or more sheets of paper placed thereon to the action of the printing device; at least one station (S) where the work plane stops, equipped with gripping Means (MP) which transfer the sheets from the apparatus onto the work plane while the work plane (L) stops in said station (S); the device comprises a gantry (1) supporting a loading surface (3), the loading surface (3) being placed on one side of the station (S) and being movable from a first variable-height working position (K), which is variable in height, to a second fixed working position (Q), which is laterally opposite the station (S); a receiving station (70) of the pile (15), located on one side of the gantry, opposite the work plane (L), the height of the top sheet (200A, 300A) defining a first work position (K); a sheet pick and transfer device (M) supported by the work surface for picking and transferring a top sheet of the stack onto the work surface (3) when the work surface is in the working position (K).

Description

A kind of printer sheet supply apparatus

Background technology

For in paper, especially flat board, the existing machine of upper printing character, mark and/or combinations of patterns, including (see Fig. 1) with the work surface L to outer stroke N1 and backstroke N2 longitudinal sliding motions, so that one or more placed on it flat board is received To the effect of printing equipment；After the stroke of predetermined quantity, it is determined that printing.

Work surface include one for print region, by longitudinal height (i.e. along the direction of motion of work surface) and horizontal height Degree determines；The print zone receives one or more flat boards, and longitudinal side is relative.

Below it is related to single flat board, it will be appreciated that, according to the length of flat board, can also process two or more flat boards.

Flat board is loaded on work surface or unloads from work surface the docking station in work surface and completes.

The present invention relates to the equipment of work surface paper supply (such as flat board).

Known device includes the loading surface C (see Fig. 1) relative with station S sides, and work surface L can be stopped in the S of station, described to hold The height of section C can make the grabbing device associated with docking station capture the flat board on loading surface C, and flat board is transferred to work Make on the L of face.

In a known solution, operator is artificially placed on flat board on loading surface；Obviously, using manual labor The cost of generation is at a relatively high, and fatigue is also easily reduced productivity ratio and reliability.

Solution (see Fig. 1) known to another, has used lowering or hoisting gear E, the lowering or hoisting gear to be equipped with workbench, has put down The sheetpile P1 and P2-P4 of plate T is placed in the workbench F.

The lowering or hoisting gear is moved in a stepping manner, so as to the flat plate gripping that makes to associate with loading surface C and transfer device M The head slab of sheetpile can be accessed, then flat board is placed on the loading surface.

Above-mentioned known solution has various defects.

The size of lowering or hoisting gear E reduces the height of slab reactor P；And, work of the operator at loading surface C is also into asking Topic, because lowering or hoisting gear E is placed in the front portion (see Fig. 1) of loading surface C together with sheetpile P.

If two or more flat board F are supplied on loading surface, it is necessary to load the sheetpile P1-P4 of equal number, sheetpile P1-P4 Necessary unprotect layer, side are relatively correct and highly identical, to optimize the flat board F associated with work surface crawls and transfer device The operation of M.

Obviously, this work system is very complicated, and needs to use manual labor.

The content of the invention

It is an object of the invention to provide a kind of equipment to printer work surface paper supply, to eliminate of the prior art lacking Fall into.

It is a further object to provide a kind of simple structure, estimated performance and extremely practical equipment can be realized.

Description of the drawings

Object above is realized according to the content of claims.

Below with reference to the accompanying drawings come illustrate the present invention feature, wherein：

- Fig. 1 is the schematic perspective view of the equipment of the previously described known type that flat board is supplied to printer；

Side schematic views of-the Fig. 2 for present device；

- Fig. 3 and Fig. 4 is two axonometric charts of equipment in Fig. 2, respectively to the maximum breadth flat board of above-mentioned printer supply and most Small breadth flat board；

- Fig. 5 is the schematic perspective view with the transporter of the equipment adapted；

- Fig. 6 is the side schematic view of details I in Fig. 5；

- Fig. 7 A and Fig. 7 B is the sectional view of VII-VII sections in Fig. 5, and remaining for being related to transporter another variant is matched somebody with somebody Put and active configuration；

There is according to-Fig. 8 A and Fig. 8 B the generalized section of the present device of a variant of different operating configuration；

The side schematic view of the present device of another variant according to-Fig. 9.

Specific embodiment

Refer to the attached drawing, L represent the work surface of known printer 100, and 100 refer to the entirety of known type printer；As above institute State, work surface L can be moved in outer stroke N1 and backstroke N2, as shown in Fig. 2 equal to outer stroke N1 and backstroke N2 It is vertical with the plane of paper.

The present invention equipment entirety by reference numeral 10 represent, be placed in the side of work surface L docking station S.

The equipment includes gantry 1, and known devices 2A and 2B support works face 3 are used in described gantry 1, the work surface 3 by The top set 4A of the closed loop transporter 4 that described gantry supports is constituted；In the illustrated embodiment, the transporter is by a series of Relative conveyer belt 80A, 80B, 80C and 80D are constituted for side, and described conveyer belt 80A, 80B, 80C and 80D are wrapped in common drive On dynamic roller 90A and common driven voller (not shown).

The loading surface 3 is driven and can be moved in vertical direction (direction X1, X2) by the motor (not shown) of known type.

The transporter 4 can load onto stepped or continuous work drive motor (adopting known way, do not show), so that top set 4A can be translated in the Y direction；Note, the longitudinal direction height of longitudinal expanding unit of top set at least equal to work surface L, its width is at least Equal to the width of work surface L.

The receiving station 70 of the sheetpile 15 of flat board 200,300 is placed on relative platform 30A, 30B, positioned at the right of work surface L Side, it is relative with 1 side of gantry.

The depth B of sheetpile is not more than the width of work surface L print zones；The longitudinal size of sheetpile 15 is not more than the vertical of print zone To height.

Fig. 3 is the 200 maximum breadth of flat board that printer 100 can print；Fig. 4 is the flat board breadth less than maximum possible breadth 300。

In Fig. 2-4, captured with transfer device M using generic representation method by the flat board 20 that loading surface 3 is supported, because they Can make in any way.

Operation to present device below is described.

Operator at least a pile 15 will be put in receiving station 70.

According to the height H (being indicated with dotted line in Fig. 2) of the relative reference line " O " of the heap, again referring to Fig. 2, loading surface 3 is produced Translate to be positioned at the head slab of the heap 15；First operating position K (being indicated with dotted line in Fig. 2) of loading surface 3 and institute The height H for stating heap is consistent.

The alterable height of the first operating position K, because the height for depending highly on sheetpile of the first operating position K, sheetpile Height reduce with constantly head slab is collected from sheetpile.

The equipment 1 includes the detection means of 3 height of detection means and loading surface of 15 head slab height of the sheetpile： As these devices belong to prior art, therefore unused numbering is represented.

Now, starter M, captures the head slab of sheetpile 15 first, the head slab is transferred to loading afterwards On face 3, more precisely it is loaded on the top set 4A of transporter 4.

Complete with transfer at the same be (device M is departed from the head slab), re-move loading surface 3 (direction X1 or X2) so that loading surface 3 obtains the optimal intended orientation of the docking station S of opposite working L, so as to the second operating position Q (Fig. 2) really It is fixed, because it is the function of the height of work surface L.

This makes the grabbing device MP associated with printer docking station S capture described on 4 top set 4A of transporter Head slab, to be located on printer work surface L (operating procedure see being indicated with dotted line U in Fig. 2).

The head slab is transferred on work surface L from top set 4A can be carried out by the variant shown in Fig. 7 A, 7B it is excellent Change.

The variant includes a series of mutually level axles 50 that are parallel to each other and are located at, and each axle position is in two adjacent conveyor belts At gap 60 between top set's opposite side；Each axle 50 has longitudinal pressed flat 50A.

The known system of the axle 50 loads onto synchronous motor, and is positioned to without interference with relative pressed flat 50A and in quiet The only axle of state R, against the top flat board that conveyer belt is supported：See Fig. 7 A.

The axle 50 rotates (operating position W) on P directions simultaneously makes the flat board rise (so as to separate with conveyer belt) And (arrow G) is translated to printer docking station：This can help grabbing device MP to capture the flat board.

Electric machine makes the 3 vertical shifting of loading plane according to the detection means of the detection means and loading surface of sheetpile head slab It is dynamic；These device combinations determine the first operating position K and the second operating position Q.

Maximum breadths of the Fig. 3 for flat board；The head slab 200A of sheetpile is transferred on the top set 4A of conveyer belt 4；At this In the case of kind, top set does not move.

Fig. 4 is flat board of the breadth less than maximum breadth.

The head slab 300A of sheetpile 15 is placed on the start-up portion of 4 top set 4A of transporter (with void in Fig. 4 for device M The position Z1 that line is represented)；With this operation simultaneously, top set 4A is translated in the Y direction more than flat board longitudinal size (i.e. Y side To) a segment distance：The transporter is moved in a stepwise manner.

So, a series of flat boards 300 are just placed on top set 4A (position Z1, Z2, Z3...), until the institute of branch 4A There is longitudinally extending portion to be capped completely；This can be transferred to a series of flat boards on work surface L by device MP.

Once and it is another time flat board is transferred on top set 4A from sheetpile 15 between, 3 vertical translation of the loading surface To be cyclically placed on the first operating position H and the second operating position Q：This optimizes the transfer of flat board.

Also including another variant of transporter 4, the transporter is continuously moved (see Fig. 5 and Fig. 6) under driving, This is particularly advantageous.

The laterally disposed bearings of the translation direction Y of relative 4 top set of transporter are represented with reference to Fig. 5 and Fig. 6,55.

Each bearing is made up of a kind of rake, its pointed tooth 56 is placed in gap 60 and size can guarantee that be inserted freely into it is described In gap.

Downstream bearing 55A is fixed, and other bearings (by known method, not showing) can be from lowered position A1 (in Fig. 6 It is shown in solid) move to elevated position A2 (as shown in phantom in Figure 6).

In elevated position A2, pointed tooth 56 is in transporter top set, and the flat board structure that is correspondingly arranged at its upstream Into the bearing of equal number；In this case, there is dragging effect between flat board and following conveyer belt.

In lowered position A1, pointed tooth 56 does not disturb flat board displacement in the Y direction.

When for maximum breadth flat board 200 when (Fig. 3), bearing 55 is maintained at lowered position A1；So, it is transferred to transporter Each flat board on 4 is against on hold-down support 55A.

When the breadth of flat board 300 is less than maximum breadth, for example as shown in figure 4, the bearing 55 and flat plate gripping and turn The starting of moving device M is synchronously circulated starting (lowered position A1 and elevated position A2), thinks that each flat board 300 determines position Put Z1, Z2 and Z3.

In the preferred embodiment of the equipment, a pile is only used；This causes only to move a pile to the station 70, with it The all advantages that can be brought.

No any lowering or hoisting gear in the last leg, the space that so make use of lowering or hoisting gear in prior art to occupy； And, contribute to into loading surface 3.

As loading surface is vertically movable, optimize the operation in sheetpile top gripping flat board, be transferred on loading surface with And flat board is transferred to into the operation on the work surface L of printer from loading surface.

In a variant of the present invention, as shown in Fig. 8 A, 8B, 8C and 9, the equipment further includes longitudinal expanding unit The transporter 16 parallel with longitudinal expanding unit of loading surface 3, the transporter 16 are placed in the same plane with the equipment The upper upstream extension (especially, from the point of view of the plane graph of the equipment, relative with the side of loading surface 3) and from loading surface 3 To receiving station 70.

Especially, the construction and size of the transporter 16 should ensure that the pile 15 that multiple sides can be supported relative is (special Be not multigroup, be made up of the relative pile 15 in side and opposed platforms 30A, 30B per group), and (stepped or continuous) can be started with Each pile 15 is transferred to into receiving station 70 (in the first direction of advance V, such as arrow in Fig. 8 A-8C and Fig. 9 from loading depot 160 It is shown).

In other words, by the variant, operator can loading depot 160 by known device will by opposed platforms 30A, Each pile 15 that 30B is supported is loaded on transporter 16.

Then, after transporter 16 is started, pile 15 is disposably transferred to into receiving station 70 (see Fig. 8 A), wherein paper is picked up The mode of rising is as described above.During paper is picked up from pile 15, the transporter 16 obviously disables the (feelings of Fig. 8 B Condition).

When all paper in a pile 15 have been picked up in the crawl and transfer device M, transporter 16 restarts, will Hollow panel 30A, 30B are transferred to the discharge point 161 in 70 downstream of receiving station.Meanwhile, another pile 15 is sent to receiving station 70 (especially It is to see Fig. 8 C).

Advantageously, it is this to become the productivity ratio that physical ability improves the equipment and all print systems, reduce pile 15 pre- First it is placed in receiving station 70 and receiving station 70 empties the time needed for rear transfer platform 30A, 30B.This variant equipment can Sensor 18 (particularly as shown in Figure 8 A and 8 B) is further included, the sensor device 18 is along under loading depot 160 The extension of the transporter 16 of trip and 70 upstream of receiving station is arranged, to detect to pile 15 is sent to receiving station 70 With the motion for releasing transporter 16.

In other words, sensor device 8 pairs is transferred to pile 15 in receiving station 70 and detects, and releases transporter 16 motion picks up paper to enable crawl and transfer device M.

Advantageously, this specification can be directed to the operation that prior art further optimizes present device.

Or, transporter 16 can also be by operator's manual starting and releasing, such as by acting on button (unused diagram Illustrate such case) realize.

In the preferred embodiment shown in Fig. 8 A, 8B, 8C and 9, transporter 16 includes roller conveyor.

Or, the transporter 16 may include two roller conveyors that mutual adjacent alignment is placed, first and second Roller conveyor.

Description below and the variant shown in Fig. 9 are especially advantageous for the pile of phase mutual different parameters, such as different materials Pile 15,15 '.

In the variant of the present invention, the equipment further includes to be placed in 70 downstream of receiving station (and in loading depot 161 Trip) waiting station 162.

And, the transporter 16 extends to waiting station 162 (therefore beyond receiving station 70) from loading depot 160, with Just to the transmission of waiting station 162 pile 15 ' (after moving in the first direction of advance V), the pile 15 ' is protected after reaching receiving station 70 Standby mode is held, until crawl and transfer device M capture relative paper and be transferred into (such as subsequent on printer 100 The pile 15 ' of determination material to be processed, this hereinafter can be clearer).

In particular, the transporter 16 in addition can be in second direction of advance V contrary with the first direction of advance V ' on transport Move (along equidirectional), pile 15 ' to be transferred to receiving station 70 from waiting station 162 again.

According to the variant, the equipment can further include reading plotter 19, and the reading plotter 19 is along transporter 16 Extension (between loading depot 160 and receiving station 70) arrange, whether to check each pile 15,15 ' to waiting station 162 Transmission, this hereinafter can be clearer.

Two or more piles 15,15 ' can be loaded on transporter 16 simultaneously, be entered to be transferred to receiving station 170 Row print procedure, wherein each pile are made up of the paper of different materials.But, pile 15,15 ' is attached on transporter 16 Order may be inconsistent by the order of 100 effectively processing of printer with pile 15,15 '.Generally, the paper of identical material is carried out Some print jobs, to be necessary before print job is completed to be processed the paper of identical material (or to same printing Machine 100 is shifted).

Therefore, the paper in the first material is printed, and the pile 15 ' of second material is just being sent to receiving station 70 When, the pile 15 ' is temporarily diverted to waiting station 162 (making transporter 16 move in the first direction of advance V), until first The sheet processing for planting material is completed.At this moment, make transporter 16 in the second direction of advance V ' on move, with to second material Pile 15 ' is processed.

Each platform 30A, 30B of support pile 15,15 ' are upper to be included, for example, bar code；Bar code be used for identification by The material type of the pile 15,15 ' that platform 30A, 30B are supported.In this case, the reading plotter 19 may include, for example, When necessary, the bar code reader for pile 15,15 ' is transmitted to waiting station (is being determined according to the reading of bar code In the case that pile 15 ' is made up of the material different from the material of the paper processed).

Piles 15 of the Fig. 9 for above-mentioned variant, especially the first material, crawl and transfer device M will pick the first material The paper of material, another pile 15 ' of second material are in standby mode in waiting station 162.

Advantageously, because can avoid stopping print procedure and net cycle time being optimized, therefore for different materials Pile 15,15 ', this variant is especially flexible.

It is illustrated above by non-restrictive example, it will be appreciated that, any variant for example disposes two in station 70 Individual or multiple piles, within the scope of the present invention described in above-mentioned and claims below.

Claims (14)

1. a kind of printer (100) sheet supply apparatus, the equipment include：With longitudinally sliding to outer stroke (N1) and backstroke (N2) Dynamic work surface (L), so that one or more placed on it paper is acted on by printing equipment；What work surface here was stopped At least one docking station (S), the station are equipped with grabbing device (MP), and the grabbing device is in work surface (L) in the docking station (S) paper is transferred on work surface (L) from the equipment when stopping in；The equipment is characterised by, including gantry (1), Described gantry supports loading surface (3), the loading surface (3) to be placed on the side of docking station (S) and can be driven by electric machine The second operating position (Q) is moved to from the first operating position (K) in vertical direction, wherein the first operating position alterable height, the Two operating positions are relative with docking station (S) side；The receiving station (70) of pile (15), in the offside of work surface (L), positioned at gantry Side, highly be determine the first operating position (K) top sheet (200A, 300A) height；Paper is captured and transfer device (M), by loading surface support, for loading surface (3) positioned at the first operating position (K) when be engaged pile (15) top sheet (200A, 300A) is so that top sheet (200A, 300A) is transferred on loading surface (3).

2. equipment according to claim 1, it is characterised in that loading surface (3) determines the closed loop transmission dress supported at gantry Put in the top set (4A) of (4), the transporter loads onto stepped or continuous work drive motor.

3. equipment according to claim 2, it is characterised in that docking station (S) the side phase of the top set and printer It is right.

4. equipment according to claim 1, it is characterised in that the height inspection of pile height detecting device and loading surface (3) The determining device effect that device is surveyed with reference to the first operating position (K) and the second operating position (Q) is controlled to electric machine.

5. the equipment according to Claims 2 or 3, wherein the transporter is spaced from each other by gap (60) by a series of Conveyer belt (80A-80D) constitute, it is characterised in that including be placed in the gap (60) for by paper from conveyer belt point Prop up detached device.

6. equipment according to claim 5, it is characterised in that it is described for by paper from the detached dress of conveyer belt top set Put including：Positioned at the parallel axes (50) of sustained height, in the parallel axes, at least one is located in corresponding gap (60), often Individual axle provides a longitudinal pressed flat (50A)；For the launcher for rotating the axle simultaneously, think that the axle determines static Position (R) and operating position (W), wherein in the static position, not disturbing the paper of at least one overlap, in the working position Place is put, by lifting interception paper, to help be engaged with grabbing device (MP).

7. the equipment according to Claims 2 or 3, wherein the transporter is spaced from each other by gap (60) by a series of Conveyer belt (80A-80D) constitute, it is characterised in that include laterally disposed for by paper at relatively described conveyer belt top set It is from the detached device of conveyer belt top set, described for can be from lowered position from the detached device of conveyer belt top set by paper (A1) elevated position (A2) is moved to, it is at the lowered position (A1) place, described for paper is separated from conveyer belt top set Device do not intercept the paper of at least one overlap, at the elevated position, it is described for by paper from conveyer belt top set point From device stop paper.

8. equipment according to claim 7, it is characterised in that it is described for by paper from the detached dress of conveyer belt top set Put similar to comb, its pointed tooth (56) can be freely inserted in the gap (60).

9. equipment according to claim 7, it is characterised in that fix including the comb shape for being located at conveyer belt top set downstream Bearing (55A), the pointed tooth of the comb shape hold-down support are inserted in the gap (60), to be placed on described in conveyer belt top set extremely Few a piece of paper provides the strong point.

10. equipment according to claim 1, it is characterised in that include with parallel with loading surface (3) longitudinal direction expanding unit The transporter (16) of longitudinal expanding unit, the transporter with longitudinal expanding unit (16) is from loading depot (160), loading surface (3) upstream, extends to receiving station (70)；The construction and size of the transporter with longitudinal expanding unit (16) should ensure that The pile (15) that multiple sides can be supported relative, and the transporter with longitudinal expanding unit (16) can make which first Move in direction of advance (V), each pile (15) is transferred to into receiving station (70) from loading depot (160).

11. equipment according to claim 10, it is characterised in that further include sensor device (18), the sensing Device device prolongs along the transporter with longitudinal expanding unit (16) for being located at loading depot (160) downstream and receiving station (70) upstream Extending portion is arranged, to be detected and be released the dress of the transmission with longitudinal expanding unit to pile (15) is sent to receiving station (70) Put the motion of (16).

12. equipment according to claim 10, it is characterised in that the transporter with longitudinal expanding unit (16) bag Include roller conveyor.

13. equipment according to claim 10, it is characterised in that the transporter with longitudinal expanding unit (16) bag Include the first roller conveyor and the second roller conveyor that mutual adjacent alignment is placed.

14. equipment according to claim 10, further include to be placed in the waiting station (162) in receiving station (70) downstream；Institute State the transporter with longitudinal expanding unit (16) and waiting station (162) is extended to from loading depot (160), described with longitudinal exhibition The transporter (16) in portion is driven after the first direction of advance (V) starting, to waiting station (162) transmission pile (15 '), the pile (15 ') after receiving station (70) are reached are engaged and must be protected before being transferred to printer (100) in crawled and transfer device (M) Hold in holding fix；

The transporter (16) with longitudinal expanding unit can be made in second direction of advance contrary with the first direction of advance (V) Move on (V '), so that pile (15 ') is transferred to receiving station (70) from waiting station (162) again.