Paper shakeouts folding angle mechanism and paper dog-ear shakeouts method
Technical field
The present invention relates to the ancillary equipment of printer, duplicator, printing machine and billing machine structure more particularly to a kind of paper
It shakeouts folding angle mechanism and paper dog-ear shakeouts method.
Background technique
In printing, duplicating and bill false distinguishing treatment process, due to there is a dog-ear phenomenon in the corner of paper and cause paper jam and
Phenomena such as erroneous judgement.Therefore duplicated in paper, print and false distinguishing before the equipment that needs to shakeout paper dog-ear, and it is existing
Equipment can not shakeout paper dog-ear.
Summary of the invention
The present invention provides one kind the paper that the dog-ear of paper shakeouts can be shakeout folding angle mechanism, solves existing
The equipment the problem of dog-ear of paper edge can not being shakeout.
The above technical problem is solved through the following technical scheme: a kind of paper shakeouts folding angle mechanism, which is characterized in that
Including rack, it is successively arranged front haulage paper mechanism in the rack, shakeouts mechanism and rear haulage paper mechanism, the front haulage
Paper mechanism includes front lower feeding-in roll, drives the front haulage motor of front lower feeding-in roll rotation and pass through preceding elevating mechanism liftably
Upper feeding-in roll before the front lower feeding-in roll traction paper of cooperation to link together with rack, the mechanism of shakeouing includes lower support
Piece, upper pressing tablet and upper separating/closing mechanism of the pressing tablet relative to lower support chip division of driving, upper pressing tablet can cooperate lower support
Piece clamps paper, and paper passageway is formed between the lower support chip and upper pressing tablet, the lower support chip and upper pressing tablet
The edge at both ends all forms blade and equipped with positioned at baffle of the blade far from paper passageway side, rear haulage paper mechanism packet
The rear haulage motor of lower feeding-in roll rotation is liftably connected with rack with by rear lifting mechanism after lower feeding-in roll, driving after including
The rear upper feeding-in roll of lower feeding-in roll traction paper after cooperation together.Mechanism can be used in shakeouing paper dog-ear.
Preferably, the cutting edge of the blade is 3-5 millimeters at a distance from the junction of baffle apart from blade, the blade
Two faces between angle less than 10 °.It can effectively prevent cutting off the dog-ear that paper bending rises during shakeouing dog-ear.
Preferably, the baffle is located at the first side plate bending and protrusion for being successively arranged recess on a side surface of cutting edge
Second side plate bending, the first side plate bending is between blade and the second side plate bending.It is good to shakeout effect.
Preferably, the separating/closing mechanism includes being arranged in that the upper pressing tablet that clamp is held piece moves down electromagnet, setting exists
On upper pressing tablet with close pressing tablet move down iron block that pressing tablet in solenoid actuated moves down and drive upper pressing tablet relative to
Spring is lifted on the separated upper pressing tablet of lower support chip.Structure is simple, easy to make.
Preferably, the preceding elevating mechanism and rear lifting mechanism are all cylinder.Do not allow to be also easy to produce weeping and pollute
Environment, compression are with buffer function.
Preferably, the preceding elevating mechanism and rear lifting mechanism are all oil cylinder.
The present invention also provides a kind of paper dog-ears to shakeout method, which is characterized in that the first step, in the work of preceding elevating mechanism
It is separated with lower preceding upper feeding-in roll with front lower feeding-in roll, upper pressing tablet is separated with lower support chip under the action of separating/closing mechanism, rear
Upper feeding-in roll is the same as lower feeding-in roll point afterwards after under the action of elevating mechanism;Second step, make the front end of paper be located at preceding upper feeding-in roll and
Between front lower feeding-in roll, between paper passageway, the front edge of paper exceeds front lower feeding-in roll forward and arrives for the rear end of paper
The dog-ear of top of form is located at the front of front lower feeding-in roll and avoids when paper is hold by front lower feeding-in roll and preceding upper feeding-in roll
It is clamped, the dog-ear positioned at paper rear end is located at the outside of the rear end in paper passageway;Third step, under the action of separating/closing mechanism
Upper pressing tablet closes up with lower support chip and holds paper, before preceding upper feeding-in roll moves down and cooperates under the action of preceding elevating mechanism
Lower feeding-in roll holds paper, is rotated before driving paper by the front lower feeding-in roll of front haulage motor driven and preceding upper feeding-in roll
Row, the dog-ear of bill rear end is shakeout when paper moves ahead and passes through paper passageway;After 4th step, paper pass through paper passageway completely
Front haulage motor stops, and lower support chip and upper pressing tablet separate;5th step, the front lower feeding-in roll of front haulage motor driven and it is preceding on give
Paper bowl inverts so that bill retreats, the rear end that paper backs to paper after being located at lower feeding-in roll and afterwards between upper feeding-in roll when before lead
Draw motor stopping;6th step, preceding upper feeding-in roll is separated with front lower feeding-in roll under the action of preceding elevating mechanism;7th step is being divided
Upper pressing tablet closes up with lower support chip and holds paper under the action of closing mechanism, rear upper paper feeding under the action of rear lifting mechanism
Roller moves down and lower feeding-in roll holds paper after cooperating, and passes through lower feeding-in roll and upper feeding-in roll rotation afterwards after rear haulage motor driven
To drive paper to retreat, the dog-ear of bill front end is shakeout when paper retreats and passes through paper passageway.
Preferably, the rear end that paper backs to paper is after being located between lower feeding-in roll and rear upper feeding-in roll in the 5th step
When, the front end of paper is still located at the front of front lower feeding-in roll.The dog-ear that can be avoided front end in paper fallback procedures is preceding sent
Paper bowl squeezes and leads to that subsequent to shakeout effect poor.
Preferably, the preceding elevating mechanism and rear lifting mechanism are all cylinder.
Preferably, the preceding elevating mechanism and rear lifting mechanism are all oil cylinder.
The present invention, which has an advantage that, to shakeout the dog-ear of production.
Detailed description of the invention
Fig. 1 shakeouts the schematic diagram of folding angle mechanism for the paper in the present invention.
Fig. 2 is the partial enlargement diagram at the A of Fig. 1.
In figure: rack 1, front haulage paper mechanism 2, front lower feeding-in roll 21, preceding elevating mechanism 22, preceding upper feeding-in roll 23, booth
Flattening mechanism 3, lower support chip 31, upper pressing tablet 32, separating/closing mechanism 33, paper passageway 34, upper pressing tablet move down electromagnet 341, iron
Spring 343, blade 35, baffle 36, the first side plate bending 361, the second side plate bending 362, vertical guide bar are lifted on block 342, upper pressing tablet
37, rear haulage paper mechanism 4, rear feeding-in roll 41 down, rear lifting mechanism 42, the rear cutting edge for going up feeding-in roll 43, blade are apart from blade
Included angle B between the junction distance L of baffle, two faces of blade.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
Referring to Fig. 1 and Fig. 2, a kind of paper shakeouts folding angle mechanism, including rack 1.Front haulage paper is successively arranged in rack
Mechanism 3 and rear haulage paper mechanism 4 are shakeout by mechanism 2.Front haulage paper mechanism 2 includes front lower feeding-in roll 21, the front lower paper feeding of driving
The front haulage motor of roller rotation and the front lower feeding-in roll of cooperation liftably to be linked together with rack by preceding elevating mechanism 22
Draw the preceding upper feeding-in roll 23 of paper.Preceding elevating mechanism 22 is oil cylinder or cylinder.Shakeout mechanism 3 include lower support chip 31, on
Pressing tablet 32 and upper separating/closing mechanism 33 of the pressing tablet relative to lower support chip division of driving.Upper pressing tablet can cooperate lower support chip
Clamp paper.Paper passageway 34 is formed between lower support chip and upper pressing tablet.The side at the both ends of lower support chip and upper pressing tablet
Edge all forms blade 35 and equipped with positioned at baffle 36 of the blade far from paper passageway side.The cutting edge of blade is apart from blade and baffle
Junction distance L be 3-5 millimeters.Included angle B between two faces of blade is less than 10 °.Baffle is located at the side table of cutting edge
The second side plate bending 362 of the first side plate bending 361 and protrusion of recess is successively arranged on face.First side plate bending is located at blade and second
Between side plate bending.Separating/closing mechanism includes that the upper pressing tablet that clamp is held piece is arranged in move down electromagnet 341, be arranged in upper pressing tablet
On move down iron block 342 that pressing tablet in solenoid actuated moves down and drive upper pressing tablet relative to lower support with closing pressing tablet
Spring 343 is lifted on the separated upper pressing tablet of piece.The vertical guide bar 37 that sliding is threaded through pressing tablet is additionally provided in rack.Upper pressing
On piece lift spring 343 is set on vertical guide bar.Upper pressing tablet is by lifting the suspension of spring 343 on the rack on upper pressing tablet.On
It is tension spring that spring 343 is lifted on pressing tablet.Lower feeding-in roll rotates after lower feeding-in roll 41, driving after including for rear haulage paper mechanism 4
Lower feeding-in roll draws paper after rear haulage motor and the cooperation liftably to be linked together with rack by rear lifting mechanism 42
Rear upper feeding-in roll 43.Rear lifting mechanism 42 is cylinder the latter oil cylinder.
Paper through the invention shakeouts folding angle mechanism and carries out the method shakeout of paper dog-ear are as follows: the first step, in preceding lifting
Preceding upper feeding-in roll is separated with front lower feeding-in roll under the action of mechanism, and upper pressing tablet is the same as lower support chip point under the action of separating/closing mechanism
It opens, rear upper feeding-in roll divides with lower feeding-in roll afterwards under the action of rear lifting mechanism;Second step, be located at the front end of paper before on give
Between paper bowl and front lower feeding-in roll, between paper passageway, the front edge of paper exceeds front lower send forward for the rear end of paper
The dog-ear of top of form is located at the front of front lower feeding-in roll when paper bowl is hold to paper by front lower feeding-in roll and preceding upper feeding-in roll
And avoid being clamped, the dog-ear positioned at paper rear end is located at the outside of the rear end in paper passageway;Third step, in separating/closing mechanism
The lower upper pressing tablet of effect closes up with lower support chip and holds paper, under the action of preceding elevating mechanism preceding upper feeding-in roll move down and
Front lower feeding-in roll is cooperated to hold paper, by the front lower feeding-in roll of front haulage motor driven and preceding upper feeding-in roll rotation to drive
Paper moves ahead, and the dog-ear of bill rear end is shakeout when paper moves ahead and passes through paper passageway;4th step, paper pass through paper completely
Front haulage motor stops behind passageway, and lower support chip and upper pressing tablet separate;5th step, the front lower feeding-in roll of front haulage motor driven and
Preceding upper feeding-in roll inverts so that bill retreats, and the rear end that paper backs to paper is after being located between lower feeding-in roll and rear upper feeding-in roll
When front haulage motor stop;6th step, preceding upper feeding-in roll is separated with front lower feeding-in roll under the action of preceding elevating mechanism;7th
Step, upper pressing tablet closes up with lower support chip and holds paper under the action of separating/closing mechanism, under the action of rear lifting mechanism
Upper feeding-in roll moves down afterwards and lower feeding-in roll holds paper after cooperating, by feeding-in roll lower after rear haulage motor driven and it is rear on give
Paper bowl rotation is to drive paper to retreat, and the dog-ear of bill front end is shakeout when paper retreats and passes through paper passageway.5th step
In, when the rear end that paper backs to paper is descended after being located between feeding-in roll and afterwards upper feeding-in roll, before the front end of paper is still located at
The front of lower feeding-in roll.