A kind of wide cut high speed woodgrained paper printing machine
[technical field]
The utility model relates to a kind of printing machine, especially a kind of wide cut high speed woodgrained paper printing machine.
[background technology]
Existing woodgrained paper printing machine, adopts the unwinding and rewinding structure of air-expanding shaft, chuck, time and effort consuming during change of lap; Cylinder supports cutting knife swing arm structure; The swing arm of cylinder supports cutting knife, shakes during splicing, and chromatography precision does not reach product requirement, rubber roll, steel rider to pressure traction, single roller a floating pendulum roller, monolateral drying air box, product cannot be fully dry, and etc. structure, woodgrained paper printing machine can reach 200m/min speed of production substantially.But cannot continue to promote.Restrict its speed-raising have several reason, as long in the unwinding and rewinding change of lap time, splicing is unreliable, time have fault to occur, tension force fluctuation during splicing, chromatography precision does not reach requirement, product cannot fully drying etc.The utility model, adopt hydraulic top compact form unwinding and rewinding structure, oil cylinder supports cutting knife swing arm, two S layout sandblasting steel rider, and two roller swings floating roller, gap tuyere, arc bellows, tuyere, deflector roll one_to_one corresponding layout, flat push type cutting knife, contact rolling.This series of innovate and optimize design, realize simple and quick change of lap, reliable and stable splicing, slight tension fluctuates, high accuracy chromatography, fully dry at a high speed, reaches 400m/min speed of production during simulated grain paper.
The utility model is exactly make in this context.
[utility model content]
The utility model object be overcome deficiency of the prior art and provide a kind of can wide cut, woodgrained paper printing machine at a high speed.
The utility model is by the following technical solutions:
A kind of wide cut high speed woodgrained paper printing machine, it is characterized in that: include the unwinding unit 1 successively arranged according to flow process, unreel haulage gear 2, multiple printing element 3, rolling haulage gear 4 and rolling unit 5, described printing element 3 includes printing main body 31, drying structure 32 is provided with at the subsequent work stations of printing main body 31, described drying structure 32 includes the bracing frame 33 of the warhead form that two curved surfaces are formed, the outer surface of support frame as described above 33 is provided with the location deflector roll 34 of multiple fixing paper tape 6, the bellows 35 matched with bracing frame 33 outer surface arc are provided with in the outer surface foreign side of support frame as described above 33.
A kind of wide cut high speed woodgrained paper printing machine as above, is characterized in that: be provided with two bellows 35 outside support frame as described above 33, is arranged in bracing frame 33 both sides, and the tuyere 351 of described bellows 35 is just to the position of location deflector roll 34.
A kind of wide cut high speed woodgrained paper printing machine as above, it is characterized in that: described unwinding unit 1 includes holding frame 11, be arranged on first hydraulic cylinder 12 at holding frame 11 two ends, and be arranged on stretching the grip block 13 clamped with the first hydraulic cylinder 12 of the first hydraulic cylinder 12 upper end.
A kind of wide cut high speed woodgrained paper printing machine as above, it is characterized in that: described in unreel haulage gear 2 front end be provided with cutting knife oscillating arm mechanisms 7, described cutting knife oscillating arm mechanisms 7 includes the swing arm 71 that upper end is provided with cutting knife, and the second hydraulic cylinder 72 driving swing arm to swing.
A kind of wide cut high speed woodgrained paper printing machine as above, is characterized in that: described in unreel haulage gear 2 and include traction electric machine, and be pulled driven by motor and make to be formed around paper tape 6 thereon two traction deflector rolls 21 of serpentine shape.
A kind of wide cut high speed woodgrained paper printing machine as above, is characterized in that: described in unreel haulage gear 2 and be provided with the double pendulum roller mechanism comprising increase paper tape 6 buffer length that two floating rollers 22 are formed.
A kind of wide cut high speed woodgrained paper printing machine as above, is characterized in that: be provided with the rolling pressure roller 9 that can compress paper roll 8 on front side of described rolling unit 5, and the downside of rolling pressure roller 9 is provided with and rolling pressure roller 9 can be made to move to right compress the rail structure 91 of paper roll 8.
A kind of wide cut high speed woodgrained paper printing machine as above, it is characterized in that: described rolling unit 5 includes rolling holding frame 51, be arranged on the 3rd hydraulic cylinder 52 at rolling holding frame 51 two ends, and be arranged on stretching the rolling grip block 53 clamped with the 3rd hydraulic cylinder 52 of the 3rd hydraulic cylinder 52 upper end.
The beneficial effects of the utility model are:
The utility model, unwinding and rewinding adopt blowing and the rolling-up mechanism of hydraulic top compact form support paper roll, variable fabric width, fabric width scope: 1210-2150mm, compared with traditional air-expanding shaft chuck structure, not only alleviate labour intensity when reloading, also shorten the time of reloading, be convenient to high-speed production;
Unreeling cutting knife swing arm adopts hydraulic pressure support to swing, and compared with traditional cylinder supports, effectively prevents swing arm from shaking, and improve reliability and the stability of splicing, solve and reload once break down at a high speed, emergency shutdown produces a large amount of waste products;
Unreel the structure that traction adopts steel rider sandblasting, two S layout, without the need to pressure roller, the effect of pressure roller can be realized: cut off tension force;
The floating roller of splicing, adopt double roller structure, when meeting the buffer length of design, corner is less, is convenient to Synchronization Control, ensures tension stability, reduces the generation causing waste material due to tension force fluctuation, improves yield rate;
Bellows adopt gap tuyere, arcuate structure, bilateral 7000mm dry length, multidigit return air road, whirlwind layout, and by drying mode that is inner and table, speed of production can reach 400m/min;
In bellows, the corresponding backup guide roll of each tuyere, prevents paper from shaking in bellows, affects chromatography precision;
Rolling splicing adopts flat push type structure, and rolling pressure roller compresses paper roll, contact rolling, after changing wind-up roll, can realize the rolling of variable fabric width.
[accompanying drawing explanation]
Fig. 1 is the process flow diagram in the utility model A to B portion.
Fig. 2 is C to the D portion process flow diagram of map interlinking 1.
Fig. 3 is the lateral plan of unwinding unit.
Fig. 4 is the lateral plan of rolling unit.
[detailed description of the invention]
Below in conjunction with accompanying drawing, the utility model is described in detail:
As shown in the figure, a kind of wide cut high speed woodgrained paper printing machine, include the unwinding unit 1 successively arranged according to flow process, unreel haulage gear 2, multiple printing element 3, the utility model is provided with 4 printing elements, rolling haulage gear 4 and rolling unit 5, described printing element 3 includes printing main body 31, drying structure 32 is provided with at the subsequent work stations of printing main body 31, drying structure 32 is set to the top of printing main body 31, described drying structure 32 includes the bracing frame 33 of the warhead form that two curved surfaces are formed, the outer surface of support frame as described above 33 is provided with the location deflector roll 34 of multiple fixing paper tape 6, the bellows 35 matched with bracing frame 33 outer surface arc are provided with in the outer surface foreign side of support frame as described above 33, the tuyere 351 of described bellows 35 is just to paper tape 6.Being provided with thermal source in bellows 35 helps dry, and bellows thermal source only need meet wind speed and the air quantity of design.
Be provided with two bellows 35 outside support frame as described above 33, be arranged in bracing frame 33 both sides, the tuyere 351 of described bellows 35 is just to the position of location deflector roll 34.Deflector roll 34 place, each location is provided with a tuyere 351, prevents paper from shaking in bellows, meets the automatic chromatography requirement of high-speed, high precision.The arcuate structure of the quick air draft of slot type hot air circulation that bellows adopt bilateral dry 7000mm long; , there is whirlwind layout on multidigit return air road in view picture face, can ensure under the machine speed of 400m/min, by inner and table fully drying, and high-speed production.
Described unwinding unit 1 includes holding frame 11, is arranged on first hydraulic cylinder 12 at holding frame 11 two ends, and is arranged on stretching the grip block 13 clamped with the first hydraulic cylinder 12 of the first hydraulic cylinder 12 upper end.The width of clamping can be adjusted according to the size of paper roll, meet wider paper tape print request.
The described front end unreeling haulage gear 2 is provided with cutting knife oscillating arm mechanisms 7, and described cutting knife oscillating arm mechanisms 7 includes the swing arm 71 that upper end is provided with cutting knife, and the second hydraulic cylinder 72 driving swing arm to swing.Unreeling cutting knife adopts hydraulic pressure support to swing, and effectively prevents the shake of swing arm in the process of reloading, ensures the reliability of splicing, solve and reload once break down at a high speed, cause the problem of a large amount of waste products.When second hydraulic cylinder 72 extends, swing arm 71 is up shaken, and the blade clamping paper tape 6 of top, cuts off paper tape.
The described haulage gear 2 that unreels includes traction electric machine, and be pulled driven by motor and make around paper tape 6 thereon formed serpentine shape two traction deflector rolls 21.Unreel two S roll structures that traction adopts roll surface sandblasting, without the need to pressure roller, the partition of tension force can be realized, reduce costs; Floating roller adopts double pendulum roll structure, and when meeting the buffer length of design, pendulum roller pivot angle is less, and Synchronization Control is comparatively accurate, reduces waste material length when reloading, improves yield rate.
The described haulage gear 2 that unreels is provided with the double pendulum roller mechanism comprising increase paper tape 6 buffer length that two floating rollers 22 are formed.
Be provided with the rolling pressure roller 9 that can compress paper roll 8 on front side of described rolling unit 5, the downside of rolling pressure roller 9 is provided with and rolling pressure roller 9 can be made to move to right compress the rail structure 91 of paper roll 8.When the change width of paper tape 6, only need replacing pressure roller, the rolling of variable fabric width can be realized, convenient and reliable.
Unreel and rolling unit structure identical, the mode all adopting hydraulic pressure to hold out against mechanical expansion compact form dop refill fixes paper roll, rolling unit 5 includes rolling holding frame 51, be arranged on the 3rd hydraulic cylinder 52 at rolling holding frame 51 two ends, and be arranged on stretching the rolling grip block 13 clamped with the 3rd hydraulic cylinder 52 of the 3rd hydraulic cylinder 52 upper end.The width of clamping can be adjusted according to the size of paper roll, meet wider paper tape print request.Realize blowing and the rolling of variable fabric width, material winding wide region, can reach the scope of 1210-2150mm.