CN105881970A - Negative-pressure type flattening and conveying mechanism - Google Patents

Abstract

The invention discloses a negative-pressure type flattening and conveying mechanism comprising two conveying belts arranged in parallel in a spaced manner. A roller is arranged in front of the paper feeding ends of the conveying belts; an air cavity with one end provided with an opening is formed in the center portion of the roller; a plurality of rows of air suction holes are formed in the surface of the roller at intervals and communicate with the air cavity; a paper pressing plate is arranged above the roller and hinged and supported to a supporting shaft; the outer circle face of the roller is arranged into a spiral face; each conveying belt comprises a conveying shaft, a conveying belt wheel fixedly connected to the conveying shaft, and flat conveying adhesive tape tensioned on the conveying belt wheel; the opening end of the air cavity is connected with a rotating connector which is connected with a suction fan in a communicating manner through an air guiding pipe; a ball valve is arranged between the rotating connector and the suction fan; and the outer circle face of the roller is arranged into the spiral face. The negative-pressure type flattening and conveying mechanism is good in paper feeding stability, free of paper jam and convenient to use.

Description

Suction type flattens conveying mechanism

Technical field

The present invention relates to a kind of carton forming machinery, refer in particular to stick with paste box folding machine paper feeding during making carton The device that Board position is corrected.

Background technology

In sticking with paste box folding machine, cardboard is sent in each operation of case processed by multi-stage conveyance unit, for ensureing to stick with paste box folding machine The carton finally produced obtains the Forming Quality that positive limit, angle is straight, seam is neat, it is ensured that carried at work Its longitudinal edge line position of cardboard to each procedure just, the most crooked, widthwise edge line position is most important, To this end, the cardboard before die cut rear entrance conveying devices at different levels need to be carried out position correction.Existing paste box folding machine In, its to cardboard bearing calibration nothing more than following several ways: a kind of mode is to use guide tracked conveying school Equipment is corrected conveying, and it is the conveying utilizing and being arranged in frame two the parallel guide rail compositions in left and right Track, it is achieved to cardboard during being transported lengthwise position correction, the correcting mode of this form, Realize in application process, operation occurring after hooking the end, cardboard deformation forms cardboard out-of-flatness, corner especially During the phenomenons such as warpage, can cause what paper feeding worked to have some setbacks, and bring suitable trouble to producing, existing division is such as Under: when cardboard out-of-flatness, conveying glue belt reduces with the contact area of cardboard, makes conveying glue belt and paper Frictional force between plate reduces, and causes carrying capacity to decline, and forms conveying glue belt not enough to the gripping strength of cardboard, There will be paper jam phenomenon the most in the course of the work, cause the disorderly closedown cleaning in producing, accordingly Ground production efficiency also receives and has a strong impact on, it is clear that there is paper feeding poor stability, and the easy jam of paper and use are not Defect easily；When cardboard corner warpage, cardboard may just not enter in conveying device at all, and straight Connect jam at conveying device paper feed port end, equally exist paper feeding poor stability, the easy jam of paper, use side Just defect.Another way is, uses spring feed correction device, and this device is to be equipped with one group The elastic baffle of spring leaf and with lead the fixed dam that paper rail is paralleled, cardboard is pressed against by the elastic force by spring Carry out feed correction, the correcting mode of this form on the benchmark fixed dam of another side, not only paper is wanted Ask higher, and in the course of the work, particularly after hooking the end, operation occurs that cardboard deforms, corner warpage, During out-of-flatness, equally exist the paper feeding poor stability existing for guide tracked feed correction device, the easy jam of paper Defect.

Summary of the invention

Not enough for prior art, the technical problem to be solved be to provide a kind of paper feeding good stability, Paperboard and suction type easy to use do not flatten conveying mechanism.

For solving above-mentioned technical problem, the suction type of the present invention flattens conveying mechanism, equal in the ranks including two sets Every the conveyer belt arranged, described conveyer belt paper feed end front being provided with cylinder, this cylinder heart portion is provided with one The air cavity of end opening, arranges multiple rows of suction hole separately at cylinder surface, and this suction hole is connected with air cavity； Described cylinder is provided above pressboard, and this pressboard is hinged on fulcrum；Described cylinder periphery is set to Helicoid；Described conveyer belt comprises conveying axis, the belt pulley for feeding foil being fixedly connected on conveying axis, is stretched in defeated Conveying glue belt in feed roller；The openend of described air cavity is connected to swivel joint, and this swivel joint passes through Wireway is connected to induced-draught fan with being connected, and arranges ball valve between swivel joint and induced-draught fan.

After using said structure, have pneumatic cylinder owing to being provided with its heart portion, and alternate at cylinder surface Every arranging multiple rows of suction hole being connected with air cavity, such extraneous air just can be connected with air cavity, and leads to Cross after the vacuum generating equipment such as induced-draught fan is connected into cylinder air cavity by wireway mutually hermetically, by the height of induced-draught fan Speed rotates through wireway and is transferred at a high speed by air in cylinder, and in cylinder, atmospheric density will be thinning, cylinder Inside and outside being formed for draught head, by this draught head, external pressure just can will be covered on cylinder Flattened at cardboard out-of-flatness and at the warpage of corner so that it is the smooth and easy entrance conveyer belt of energy is also able to smooth and easy transport, Without there is the jam in conveyer belt import and conveyer belt, thoroughly overcome the deficiency of original device, tool There are paper feeding good stability, non-paperboard and advantage easy to use.Pressboard plays cardboard, particularly cardboard Out-of-flatness at and corner warpage at press further, ensure that the most more fully and there is drawbacks described above Cardboard can be flattened, and the tight note of cardboard can be made cylinder surface, add the balance of conveying.Tool Have rational in infrastructure, flatten effective, the advantage that transportation performance is excellent.Helicoid is used to make cardboard defeated by cylinder Produce the inclined thrust along its hand of spiral during sending, use this inclined thrust that cardboard can be made by note all the time Sideboard, owing to cardboard lengthwise position can be corrected limiting during cardboard is transported by baffle plate, tool Guaranteed cardboard does not occur jam to fly the effect of paper during being transported, thus ensure that machine stably to Paper, improves box efficiency processed.Aforesaid way has simple in construction, it is simple to the advantage of enforcement.

Accompanying drawing explanation

With detailed description of the invention, the suction type of the present invention is flattened conveying mechanism below in conjunction with the accompanying drawings to make furtherly Bright.

Fig. 1 is the work structuring schematic diagram of suction type flattening a kind of detailed description of the invention of conveying mechanism of the present invention；

Fig. 2 is the Fig. 1 sectional view along A-A direction.

In figure, 1-side plate, 2-cylinder, 3-driving wheel, 4-leads reel, 5-conveying axis, 6-fender plate, 7- Fixed dam, 8-carries glue belt, 9-belt pulley for feeding foil, 10-swivel joint, 11-ball valve, 12-wireway, 13- Induced-draught fan, 14-fulcrum, 15-sealing ring, 16-pressboard, 17-cardboard, 2.1-air cavity, 2.2-suction hole.

Detailed description of the invention

In the suction type shown in Fig. 1 and Fig. 2 flattens conveying mechanism, 1 cloth of the biside plate being arranged symmetrically Put two set conveyer belts, this two sets conveyer belt conveying glue belt 8 in be arrangeding in parallel up and down, in two conveyer belts Between leave the gap more smaller than needing paperboard conveying 17 thickness, conveying axis in conveyer belt 5 is through being installed on both sides Brearing bore on plate 1 rotates with side plate 1 and is connected, and uses a head screw to fix in conveying axis 5 stage casing Being connected to dismountable belt pulley for feeding foil 9, on belt pulley for feeding foil 9, conveying glue belt 8 in tensioning, and conveying axis 5 leads to Cross after driving member is connected with external power supply and rotated, thus drive conveying glue belt 8 to operate.Described defeated Send band both sides to be respectively provided with fixed dam 7 and fender plate 6, can be to be in conveying to put down by fixed dam 7 Thered is provided by paperboard conveying 17 longitudinal benchmark, fender plate 6 on adhesive tape 8 adapt to conveyer belt to different in width The conveying requirement of cardboard 17, developed width according to cardboard 17 during application, adjust itself and fixed dam 7 Between from, make between this from being advisable by cardboard 17.So by the mating reaction of two pieces of baffle plates, make paper The lengthwise position correction that plate 17 obtains in course of conveying limits, and has simple in construction, calibration result good Advantage.Conveyer belt paper feed end front side plate 1 is rotated by bearing and is connected to cylinder 2, this cylinder 2 end Be fixedly connected on portion's axle journal driving wheel 3, and this cylinder 2 heart portion is provided with the air cavity 2.1 of one end open, Cylinder 2 spaced apart from surfaces arranges four row's suction holes 2.2, and this suction hole 2.2 is connected with air cavity 2.1, this Sample extraneous air just can keep unimpeded with air cavity 2.1, is connected to rotation the most hermetically in cylinder air cavity 2.1 openend Adapter 10, this swivel joint 10 is connected with induced-draught fan 13 vacuum generating equipment such as grade through wireway 12 and is connected, Ball valve 11 is set between swivel joint 10 and induced-draught fan 13, uses this ball valve 11 can realize induced-draught fan The regulation of 13 inspiratory capacities, after above-mentioned setting, just constitutes one completely between cylinder 2 and induced-draught fan 13 Gas channel, by the high-speed rotation of induced-draught fan 13 through wireway 12 just can by cylinder 2 in air at a high speed Transfering to, in cylinder 2, atmospheric density will be thinning, and cylinder 2 is inside and outside is formed for certain draught head, By this draught head, external pressure just can be by the out-of-flatness being covered on cylinder 2 and the cardboard of corner warpage 17 are flattened so that it is the smooth and easy entrance conveyer belt of energy is also able to smooth and easy transport, without occurring to bring in conveying Jam in mouth and conveyer belt, thoroughly overcomes the deficiency of original device, has paper feeding good stability, do not blocks Paper and advantage easy to use；Cylinder 2 cylindrical is the rectangular coil face of fine pith, and this helicoid makes cardboard 17 In by cylinder 2 course of conveying, produce the inclined thrust along its hand of spiral, use this inclined thrust can make paper Plate 17 baffle plate being conveyed through Cheng Zhongneng note all the time, owing to baffle plate can be right during cardboard 17 is transported Cardboard 17 lengthwise position is corrected limiting, and has guarantee cardboard 17 and jam does not occur during being transported Fly the effect of paper, thus ensure that paper feeding stablized by machine, improve box efficiency processed.Set above cylinder 2 Being equipped with pressboard 16, this pressboard 16 is hinged on the fulcrum 14 being fixed on side plate 1, this pressboard 16 For stripe shape spring steel plate, and this pressboard 16 elastic force is adjustable, and pressboard 16 plays cardboard 17, particularly Press further at the out-of-flatness of cardboard 17 and at the warpage of corner, ensure that in existence the most more fully The cardboard stating defect can be flattened, and the tight note of cardboard 17 can be made cylinder 2 surface, adds conveying Balance.Have rational in infrastructure, flatten effective, the advantage that transportation performance is excellent.At cylinder 2 and conveyer belt Between side plate on be installed with by bearing and to lead reel 4, this is led reel 4 and plays cardboard 17 is carried out rest, led To, smoothly to next procedure conveying effect, stabilize the absorption feed correction effect of cylinder 2.In rolling Being provided with sealing density ring 15 on cylinder 2, this sealing density ring 15 has multiple spare part, before start the most on demand Number, be arranged on cylinder 2 not with the contact position of cardboard 17, the suction hole 2.2 of not contact position is all sealed Close fall, in order to increase the absorption affinity of remaining suction hole 2.2, make the cardboard 17 being on cylinder 2 to obtain more High absorption affinity, the more conducively machine feed correction to cardboard 17.

During use, adjust the spacing carrying interband up and down according to cardboard 17 thickness, according to cardboard 17 width Adjust the spacing between fender plate 6 and fixed dam 7, start induced-draught fan 13, according to by paperboard conveying 17 Attribute, controlled the suction air volume of induced-draught fan 13 by ball valve 11, to ensure that cylinder 2 produces suitably to paper The conveying suction of plate 17.

Above-mentioned only example has gone out suction type of the present invention and has not flattened some preferred embodiments of conveying mechanism, but not It is limited to this.In the case of its general principles, some conversion and improvement also can be made.Such as, right The selection of vacuum generating device is not only limited to induced-draught fan, also can be the conventional vacuum generating equipments such as vacuum generator； Suction hole row set on cylinder is not only limited to four rows, also may be greater than or less than four rows, and so on. As long as any structure made on the basis of the present invention is close, intimate change is accordingly to be regarded as falling into this Bright protection domain.

Claims (2)

1. suction type flattens a conveying mechanism, including the two parallel spaced conveyer belts of set, its feature Being: be provided with cylinder (2) in described conveyer belt paper feed end front, this cylinder (2) heart portion is arranged There is the air cavity (2.1) of one end open, multiple rows of suction hole (2.2) be set at cylinder (2) spaced apart from surfaces, This suction hole (2.2) is connected with air cavity (2.1)；Described cylinder (2) is provided above pressboard (16), this pressboard (16) is hinged on fulcrum (14)；Described cylinder (2) periphery is arranged For helicoid；Described conveyer belt comprises conveying axis (5), and be fixedly connected on conveying axis (5) is defeated Feed roller (9), the conveying glue belt (8) being stretched on belt pulley for feeding foil (9)；Described air cavity (2.1) Openend be connected to swivel joint (10), this swivel joint (10) pass through wireway (12) phase It is connected to induced-draught fan (13) communicatively, arranges between swivel joint (10) and induced-draught fan (13) Ball valve (11).

2. flatten conveying mechanism according to the suction type described in claim 1 or 4, it is characterised in that: described defeated Band both sides are sent to be respectively provided with fixed dam (7) and fender plate (6).