CN207088681U - A kind of anti-retardance roller block piece of offset printing machine - Google Patents

Abstract

The utility model discloses a kind of anti-retardance roller block piece of offset printing machine, including support and print roller, the print roller is arranged on the inner side of support, the top of the print roller sets bearing bar, the lateral wall of the support is fixed with mounting seat on the upside of the rotating shaft of print roller by screw, the both ends of bearing bar are respectively provided with square block, and square block is plugged in mounting seat respectively, multiple slides are socketed on the bearing bar, limit sliding chutes are set on bearing bar, the utility model is reasonable in design, practical, has advantages below：1st, by moving up and down sleeve pipe, the position of block roller can be changed accordingly, can adapt to various sizes of paper；2nd, under the action of the spring so that block roller keeps relative elastic force, can realize supporting role to printed matter to a certain extent, reduces Fold corresponding to occurring；The 3rd, the present apparatus is reasonably arranged on to the position of print roller, resilient support effect can be preferably kept to paper.

Description

A kind of anti-retardance roller block piece of offset printing machine

Technical field

Printing equipment technical field is the utility model is related to, specially a kind of anti-retardance roller block piece of offset printing machine.

Background technology

The printing process of hectographic printing is that the ink sticked in glue surface is transferred on paper by drum-type colloid stamp, Equipment is transmitted in printing by multiple transport roller pair cloth or paper, in the offset printing process under prior art, often Cause the phenomenon for occurring printed portions error in printing process and paper folds due to trickle misprint, it is whole so as to influence The printing quality of body, and the print roller under prior art is not provided with corresponding use structure.

The content of the invention

The purpose of this utility model is to provide a kind of offset printing machine anti-retardance roller block piece, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides following technical scheme：A kind of anti-retardance roller gear of offset printing machine Part, including support and print roller, the print roller are arranged on the inner side of support, and the top of the print roller sets bearing bar, institute State the lateral wall of support and mounting seat is fixed with by screw on the upside of the rotating shaft of print roller, the both ends of bearing bar are respectively provided with square Block, and square block is plugged in mounting seat respectively, and multiple slides are socketed on the bearing bar, limit sliding chutes are set on bearing bar, Position limiting slide block is set on the middle through-hole madial wall of slide, and position limiting slide block is rabbeted in limit sliding chutes, the outside of the slide It is vertical to run through setting T-shaped hole, and T-shaped guide rod is plugged with T-shaped hole, the upper end socket spring of the T-shaped guide rod, the T Type guide rod is fixed through T-shaped hole and by stop nut, and the bottom of adjacent two T-shaped guide rods is fixed by supporting plate, Run through grafting support shaft in the middle part of supporting plate, block roller, the be hinged power rail of upper center of the slide are socketed in the support shaft One end, the other end of the power rail is hinged in the side wall of sleeve pipe, and montant is vertically arranged in the middle part of the bearing bar, is covered Pipe sleeve is connected on montant, and the lateral wall of described sleeve pipe is spacing by the screw through setting.

Preferably, the stop nut and the junction of slide upper end set pad.

Preferably, the surface of the block roller is set in minute surface.

Preferably, the slide is symmetricly set on the both sides of montant, and the quantity of slide sets and is no less than two.

Preferably, the T-shaped guide rod is in be integrally formed setting with supporting plate.

Compared with prior art, the beneficial effects of the utility model are：The utility model is reasonable in design, practicality By force, there is advantages below：

1st, by moving up and down sleeve pipe, the position of block roller can be changed accordingly, can adapt to various sizes of paper；

2nd, under the action of the spring so that block roller keeps relative elastic force, and printed matter can be realized to a certain extent Supporting role, reduce Fold corresponding to occurring；

The 3rd, the present apparatus is reasonably arranged on to the position of print roller, resilient support effect can be preferably kept to paper, Enable to the both ends of printed matter to obtain good pressure effect, allow it integrally to keep preferably stable, it is further to reduce Printing error.

Brief description of the drawings

Fig. 1 is front view of the present utility model；

Fig. 2 is bearing bar of the present utility model, slide, T-shaped guide rod are connected configuration schematic diagram with block roller.

In figure：Support 1, print roller 2, bearing bar 3, montant 4, sleeve pipe 5, power rail 6, slide 7, mounting seat 8, position limiting slide block 9th, stop nut 10, spring 11, T-shaped guide rod 12, support shaft 13, block roller 14.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of anti-retardance roller block piece of offset printing machine, Including support 1 and print roller 2, print roller 2 is arranged on the inner side of support 1, and the top of print roller 2 sets bearing bar 3, support 1 Lateral wall is fixed with mounting seat 8 on the upside of the rotating shaft of print roller 2 by screw, and the both ends of bearing bar 3 are respectively provided with square block, and side Shape block is plugged in mounting seat 8 respectively, when installing and using, bearing bar 3 is first placed on to the inner side of support 1, in the side of support 1 Mounting groove is opened up on wall, mounting seat 8 is plugged in mounting groove and will be plugged on corresponding to square block in mounting seat 8, is realized steady Decide on a verdict sub, mounting seat 8 is fixed again by screw, realizes the installation of bearing bar 3.

Multiple slides 7 are socketed on bearing bar 3, slide 7 is symmetricly set on the both sides of montant 4, and the quantity of slide 7 is set not Less than two.Limit sliding chutes are set on bearing bar 3, position limiting slide block 9, and spacing cunning are set on the middle through-hole madial wall of slide 7 Block 9 is rabbeted in limit sliding chutes, and slide 7 is socketed on bearing bar 3 in advance, corresponding that position limiting slide block 9 is plugged on into spacing cunning In groove, realize that the lateral displacement path of slide 7 determines.

Running through elevationally outward for slide 7 sets T-shaped hole, and T-shaped guide rod 12 is plugged with T-shaped hole, T-shaped guide rod 12 Upper end is socketed spring 11, and T-shaped guide rod 12 is fixed through T-shaped hole and by stop nut 10, and T-shaped guide rod 12 is plugged on into T In shape hole, while spring 11 is socketed on T-shaped guide rod 12, realizes that T-shaped guide rod 12 keeps elasticity at work, and limiting In the presence of the nut 10 of position, realize to the spacing of T-shaped guide rod 12, at work, the T-shaped effect of being under pressure of guide rod 12, to Upper jack-up, elasticity is kept in the presence of spring 11, realizes and cloth or paper is carried out holding effect, ensure that to a certain extent The progress that is orderly, having quality of printing process, avoid the occurrence of the process for folding and slipping up printing.

The junction of stop nut 10 and the upper end of slide 7 sets pad, and T-shaped guide rod 12 is in be integrally formed to set with supporting plate Put.The bottom of two adjacent T-shaped guide rods 12 is fixed by supporting plate, runs through grafting support shaft 13 in the middle part of supporting plate, is supported Block roller 14 is socketed on axle 13, the surface of block roller 14 is set in minute surface, and the block roller 14 of smooth setting is effective to realize when rotating The course of work.One end of the be hinged power rail 6 of the upper center of slide 7, the other end of power rail 6 are hinged on the side of sleeve pipe 5 On wall, the middle part of bearing bar 3 is vertically arranged montant 4, and sleeve pipe 5 is socketed on montant 4, and the lateral wall of sleeve pipe 5 passes through through setting Screw it is spacing, can realize that the dismounting of sleeve pipe 5 is moved by dismantling screw, and then the operating position of slide 7 is adjusted.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of anti-retardance roller block piece of offset printing machine, including support（1）And print roller（2）, the print roller（2）It is arranged on Support（1）Inner side, it is characterised in that：The print roller（2）Top set bearing bar（3）, the support（1）Lateral wall In print roller（2）Rotating shaft on the upside of mounting seat is fixed with by screw（8）, bearing bar（3）Both ends be respectively provided with square block, and side Shape block is plugged on mounting seat respectively（8）In, the bearing bar（3）The upper multiple slides of socket（7）, bearing bar（3）Upper setting is spacing Chute, slide（7）Middle through-hole madial wall on position limiting slide block is set（9）, and position limiting slide block（9）Rabbet in limit sliding chutes, The slide（7）Elevationally outward through T-shaped hole is set, and T-shaped guide rod is plugged with T-shaped hole（12）, the T-shaped guide rod （12）Upper end socket spring（11）, the T-shaped guide rod（12）Through T-shaped hole and pass through stop nut（10）It is fixed, it is adjacent Two T-shaped guide rods（12）Bottom fixed by supporting plate, run through grafting support shaft in the middle part of supporting plate（13）, the support Axle（13）Upper socket block roller（14）, the slide（7）The be hinged power rail of upper center（6）One end, the power rail（6） The other end be hinged on sleeve pipe（5）Side wall on, the bearing bar（3）Middle part be vertically arranged montant（4）, sleeve pipe（5）Set It is connected on montant（4）On, described sleeve pipe（5）Lateral wall it is spacing by the screw through setting.

A kind of 2. anti-retardance roller block piece of offset printing machine according to claim 1, it is characterised in that：The stop nut （10）With slide（7）The junction of upper end sets pad.

A kind of 3. anti-retardance roller block piece of offset printing machine according to claim 1, it is characterised in that：The block roller（14） Surface in minute surface set.

A kind of 4. anti-retardance roller block piece of offset printing machine according to claim 2, it is characterised in that：The slide（7） It is symmetricly set on montant（4）Both sides, and slide（7）Quantity set be no less than two.

A kind of 5. anti-retardance roller block piece of offset printing machine according to claim 1, it is characterised in that：The T-shaped guiding Bar（12）It is in be integrally formed setting with supporting plate.