CN1161676A

CN1161676A - Flat article separating and transferring device

Info

Publication number: CN1161676A
Application number: CN95195877A
Authority: CN
Inventors: J·雷斯彻克; R·舒斯特
Original assignee: Siemens AG
Current assignee: Siemens AG
Priority date: 1994-10-26
Filing date: 1995-10-18
Publication date: 1997-10-08
Anticipated expiration: 2015-10-18
Also published as: AU688607B2; CN1066413C; ES2130662T3; WO1996013453A1; EP0788453A1; BR9509476A; GR3030511T3; DE59505392D1; AU3740695A; KR970707031A; JPH10507729A; DK0788453T3; ATE177706T1; CA2203635A1; EP0788453B1

Abstract

A flat article separating and transferring device has means (E) for receiving flat articles (S) and for bringing flat articles (S) to a transfer position (A); an endless revolving conveyor belt (MB) provided with at least one suction hole (SO); at least one suction chamber (SK) arranged in the area of the transfer position (A) at the rear side of the conveyor belt (MB); an endless revolving compression belt (AB) associated with the conveyor belt (MB) in the area that follows the transfer position (A); conveyor means (F) for receiving and further transporting separated articles (S). Articles (S) brought to the transfer position (A) are gripped by the suction hole (SO), are further transported between conveyor belt (MB) and compression belt (AB) and are then ejected onto conveyor means (F). This device is suitable for handling newspapers and magazines.

Description

Be used for equipment discrete and the flat loose mail of transmission

As a place of expression, a feature number of sending to zone, a post-office box or a bulk mail addressee unit, must be marked on the mail of sending, as letter, postcard, small packet and similarly send on the mail, the machine sensible postcode, make fast speed machine sort mail become possibility.The mail that letter sorting arrives is for example to be undertaken by controlled loose mail carrier, these loose mail carriers are loaded onto a mail respectively in specific " loaded " position, and this mail is sent to one subsequently and attaches troops to a unit in the letter sorting container of corresponding postcode or a corresponding letter sorting box.Because letter sorting container or letter sorting box can be on the different planes, so according to circumstances also must the different position height of cross-over connection at the loose mail carrier of conveying arrangement cocycle operation.Be sent to the letter sorting container of attaching troops to a unit with it or after the letter sorting box of attaching troops to a unit with it at mail, unloaded loose mail carrier can be loaded onto a mail again through a " loaded " position time.The dress mail is for example to be undertaken by the impeller of a circular flow on the loose mail carrier, the blade shaped grooving of this impeller, and these grooves hold by mail discrete and that transported to by a conveying arrangement and the loose mail carrier of mail being given to circular flow.Wherein, mail is discrete and mail is given to conveying arrangement towards impeller, must be to carry out with suitable, the higher accuracy rate of the processing speed of whole sorting equipment.

So-called magazine or newpapers and periodicals are returned goods also similar letter sorting task.The printed matter that the retail commission agent does not sell is sent back to the wholesale dealer and accumulate in herein here, and sort out the newspapers and periodicals that must destroy or again letter sorting must return the newspapers and periodicals of corresponding press.

No matter be when distributing mail, still when returning printed matter, carrying there is not the printed matter of packing automatically, and particularly discrete do not have the printed matter of packing that very big difficulty is all arranged.The for example danger that always exists printed matter to be opened when carrying printed matter with automatic grabbing device, this particularly also causes whole sort process to be interrupted except that printed matter being damaged or destroy.

The task of the invention that claim 1 is described is, with a spot of investment cost provide a kind of be used for discrete and transmit flat loose mail, not only soon but also reliable device, this equipment particularly should be able to be guaranteed the reliable carrying to magazine, newpapers and periodicals, catalogue and similar printed matter in its operation.

Equipment of the present invention can be used for returning of magazine or newpapers and periodicals at the Postal Service Center of public post office or major company.In addition, the equipment of invention also can for example be used for warehouse system or the automatic vending machine of similar tasks is arranged, and in these occasions, loose mail flat, that can rick should be by discrete and be delivered to a conveying arrangement.

The invention based on understanding be, one has an extracting band pump orifice or a plurality of pump orifices, circular flow on it and is suitable for discrete magazine or newpapers and periodicals well, on approach subsequently, till printed matter being discharged on the conveying arrangement, between extracting band and a holddown belt of attaching troops to a unit, obtain extremely failure-free guiding.If see that along the transporting direction that grasps band the back of printed matter or flanging portion are in the rear, then drawn in and the inset that perhaps has can not drop out yet without the printed matter of bookbinding.It is discrete that uprightly being placed with of loose mail is beneficial to it, because the loose mail that is provided on the extracting position upwards pulled out, and next loose mail is by its deadweight opposing pullout forces.Owing to need not extract loose mail, so the loose mail of the discrete different-thickness of energy at a seamed edge.

Preferred form of implementation of the present invention has been described in the dependent claims.

The described form of implementation of claim 2 makes to be treated that discrete loose mail loads especially simply, in heaps and becomes possibility.In addition, can loose mail be provided on the ribbon conveyer with investment cost than the presentation mode much less in the storehouse.

The further simplification of providing of loose mail is provided the described form of implementation of claim 3.In addition, guarantee the position stability of whole heap printed matter by the degree of dip of the loose mail placed.

The described form of implementation of claim 4 makes the extracting band of circular flow can obtain especially simply leading.Under the situation of correspondingly selecting diameter of cylinder, discrete loose mail is being continued to transport to when unloading the place only by a little bending.According to claim 5, holddown belt can be with simple mode circular suitable via three reversing rollers and cylinder.

In the described form of implementation of claim 6,, can grasp the loose mail that is provided on the extracting position with a definite target in view in the moment that specifically needs by the deflector that can switch on and off.

In the described form of implementation of claim 7, be used for discrete and the entire equipment of transmitting loose mail can with the spacing harmony mutually on the conveying arrangement that receives loose mail.Using under the condition of two or three equipment for example, every equipment then takies second or the 3rd spacing on the conveying arrangement.In addition, this equipment also can with the uneven spacing harmony mutually on the conveying arrangement.

According to claim 8, cylinder is whenever goed around and also can be carried out twice or repeatedly discrete and transmission.

In the described form of implementation of claim 9, but the slip that when grasping loose mail, may occur with simple means full remuneration.According to this claim 9,, grasp the speed of band by the rotating speed control of head roll in simple mode.

An embodiment of invention shown in the drawings describes this embodiment below in detail.Accompanying drawing is depicted as:

Fig. 1 is the lateral plan that is used for the equipment of discrete and transmission magazine and newpapers and periodicals;

Fig. 2 is the birds-eye view of equipment shown in Figure 1;

The signal phraseology that Fig. 1 and 2 simplifies with the utmost point respectively shows the side-looking and the birds-eye view that are used for discrete loose mail S and loose mail S are delivered to the equipment on the conveying arrangement of representing with F.In order to be contained in this loose mail S that is manifestation with the magazine and the newpapers and periodicals of different size and Different Weight and the extracting position A place that these loose mails is provided to the place ahead, be provided with a device of representing with E, this device E be one can drive towards extracting position A direction step wise, the ribbon conveyer of horizontal alignment, in heaps, erectly and a little be placed on the ribbon conveyer E with handgrip loose mail S with leaning forward, the conveyer belt of the ribbon conveyer that wherein, does not illustrate in Fig. 2 is to have the belt of spacing ground extends parallel to constitute mutually by many.

In order to grasp the loose mail S that is provided on the extracting position A, be provided with an extracting band MB above conveying arrangement F around a roller RO and cylinder T circular flow, in the segmentation of its three extends parallel, have 5 pump orifice SO.5 pump orifice SO that grasp the band segmentation can be positioned at the suction chamber SK that grasps on the band dorsal part by one and communicate with a vacuum source that is not shown specifically in the accompanying drawings.In view of the above, the swabbing action crawled band MB of loose mail S by pump orifice SO that is provided on the extracting position A grasps, and along cylinder T tangential a little upwards break away from remaining loose mail obliquely and pile.Follow closely after this discrete motion, loose mail S is drawn in the opened gap that grasps between the holddown belt that band MB and represents with AB.The holddown belt AB of this circular flow is directed to via three reversing roller UR, and holddown belt AB twines cylinder T in the desirable guide range that always extends to removed position.Be illustrated in the circular flow direction of the holddown belt AB that does not illustrate among Fig. 2 with arrow P F, wherein, holddown belt AB can be driven or also can be by driving in the mode of frictional connection with the extracting band MB of speed V circular flow.

By two deflector AW that have spacing to be provided with mutually, can prevent to grasp band MB as magazine or the newpapers and periodicals contact of loose mail S, these magazines or newpapers and periodicals are placed on the conveyer belt of ribbon conveyer E down with its back or flanging portion, and grasp band MB and a little inclination of cylinder T to the previous dynasty.If the loose mail S that is provided on the extracting position A grasps via pump orifice AO, then two deflector AW in the space L scope that grasps between the segmentation of being with MB are pulled back in the ditch connected in star V of cylinder T.Advance and retract the guides AW that is fixed on the WE and undertaken by the corresponding rotation of axle WE.

Holddown belt AB only shown in Figure 1 is divided into the belt of many extends parallel.In view of the above, opto-electronic pickup SS can be set in the scope between three reversing roller UR, this sensor SS survey the position between two belts at every turn by the top that grasps the loose mail S that band MB grasps and/terminal.As can be seen from Figure 2, the signal SI of sensor SS is transported to a control setup SE.This control setup SE influences a drive motor AM via output signal AS, and this motor AM is via belt transmission RT and the drum shaft head roll T that represents with TW.The bearing of in Fig. 2, representing drum shaft TW by ball-bearing casing KL.

In view of the above, sensor SS surveys a position on the cylinder T, that be sucked the loose mail S that mouthful SO grasps.Like this, the slip of being determined by sensor when grasping loose mail S can correspondingly be changed the rotation speed n of cylinder T by control setup SE, thereby by changing the speed V that grasps band MB, making slides is compensated.

In illustrated embodiment, holding by the conveying arrangement F of discrete loose mail S is a belt transporter, and conveyer belt this belt transporter, that be not shown specifically in the drawings moves along transporting direction with speed U.On conveyer belt, draw the spacing t that is used to receive and continue to transport loose mail S by transverse baffle QR.The rotation speed n of the speed U of conveying arrangement F and cylinder T and the speed V that grasps band MB are mutual harmonies, and like this loose mail S being delivered on the conveying arrangement F is to transmit loose mail S or carry out under the integral multiple place of spacing t transmits the situation of loose mail S respectively at each the spacing t on the conveying arrangement F.By rotation speed n that changes cylinder T and the speed V that grasps band MB, if correct, the uneven spacing harmony mutually on the transmission that then can make loose mail S and the conveying arrangement F.

The above-mentioned impeller that is used for the equipment of discrete and transmission loose mail S towards a circular flow, groove on this impeller, that form by each blade holds the loose mail S that arrives with conveying arrangement F, and after the corresponding rotation of loose mail carrier of circular flow thereunder, loose mail S is sent to a sorting equipment.

A kind of details of suitable impeller has for example been described in patent application P43 44 437.8.A kind of details of suitable sorting equipment has for example been described in patent application P43 23 564.6 and P43 23 565.4.

Claims

1, a kind of being used for flat loose mail (S), particularly with magazine, newpapers and periodicals, mail with similarly article are discrete and be delivered to equipment on the conveying arrangement (F), it has:

One is used to hold loose mail in heaps (S), and loose mail (S) is provided to the device (E) of extracting position (A);

Extracting band (MB) top circular flow, that have at least one pump orifice (SO) on it at conveying arrangement (F);

At least one is located at the suction chamber (SK) on the dorsal part that grasps band (MB) in the scope of extracting position (A);

One is equipped on extracting band holddown belt (MB), circular flow (AB) in extracting position (A) scope afterwards;

The pump orifice (SO) that is provided at upright loose mail (S) the crawled band (MB) in the scope of suction chamber (SK) on the extracting position (A) like this grasps, upwards throw off all the other loose mails (S) heap, grasping quilt continuation transportation between band (MB) and the holddown belt (AB), and be discharged into subsequently on the conveying arrangement (F).

2, according to the described equipment of claim 1, it is characterized in that, the device (E) that is used to hold and provide loose mail (S) be can drive steppingly towards the direction of extracting position (A) by one and loose mail (S) by in heaps, belt transporter placed on it constitutes vertically.

According to the described equipment of claim 2, it is characterized in that 3, this belt transporter is similar to the horizontal direction calibration at least, and the loose mail (S) that is placed on this belt transporter is towards grasping band (MB) bevelled.

According to the described equipment of one of claim 1 to 3, it is characterized in that 4, extracting band (MB) is to be led by the roller (RO) of the below that is arranged on extracting position (A) and cylinder (T).

According to the described equipment of claim 4, it is characterized in that 5, holddown belt (AB) is by three reversing rollers (UR) and cylinder (T) guiding.

6, according to the described equipment of one of claim 1 to 5, it is characterized in that, grasp band (MB) and be divided into the segmentation of at least three extends parallel, and be provided with the deflector (AW) that in the scope of extracting position (A), outwards to rotate, the loose mail (S) that provided is provided in the space between each segmentation (L).

7, according to the described equipment of one of claim 1 to 6, it is characterized in that, the speed (U) of conveying arrangement (F) and the speed (V) that grasps band (MB) are mutual harmonies, and to be passed on the conveying arrangement (F) be to transmit loose mail (S) to each spacing (t) on the conveying arrangement (F) or carrying out under the situation of the integral multiple place transmission loose mail (S) of spacing (t) respectively to loose mail (S) like this.

8, according to the described equipment of one of claim 1 to 7, it is characterized in that, in two or more pump orifices (SO) that are provided with along vertical distribution of grasping band (MB), spacing (t) harmony mutually on pump orifice (SO) spacing longitudinally and the conveying arrangement (F).

9, according to the described equipment of one of claim 1 to 8, it is characterized in that, a position that is sucked the loose mail (S) that mouthful (SO) grasp is gone up by sensor (SS) and is surveyed grasping band (MB), and detected by sensor (SS), the slip when grasping loose mail (S) is with the speed (V) of (MB) to be compensated by a control setup (SE) by correspondingly changing to grasp.

10, according to claim 4 and 9 described equipment, it is characterized in that, grasp band (MB) and drive, and change the rotating speed (n) of cylinder (T) by control setup (SE) by cylinder (T).