CN201516715U

CN201516715U - Concave printing machine

Info

Publication number: CN201516715U
Application number: CN2009201994381U
Authority: CN
Inventors: 林伟
Original assignee: RUIAN GUOWEI PRINTING MACHINERY CO Ltd
Current assignee: Wenzhou Guowei Printing Machinery Co., Ltd.
Priority date: 2009-10-22
Filing date: 2009-10-22
Publication date: 2010-06-30
Anticipated expiration: 2019-10-22

Abstract

The utility model discloses a concave printing machine which comprises a winding group, an unreeling group and a plurality of groups of middle color groups which are connected together through a cross beam and a chassis which are fixed on a wall panel, the outer side of the wall panel is provided with an operation corridor, the winding group and the unreeling group are respectively provided with a winding device and an unreeling device, each color group is respectively provided with a pressing device and a baking oven heating device, and the pressing devices of all the color groups are synchronously connected through a drive shaft. The concave printing machine has the characteristics of excellent appearance quality, compact structure, high installation precision, energy conservation, high efficiency and low consumption, and can achieve roll changing without stopping machines.

Description

A kind of intaglio press

[technical field]

The utility model relates to a kind of printing equipment, particularly a kind of improvement of intaglio press invention.

[background technology]

The set type intaglio press, generally be provided with many group colour cells, the two ends of colour cell are the rolling groups and unreel group, the rolling group is provided with wrap-up, unreel group and be provided with unwinding device, colour cell is provided with imprinting apparatus and baking oven heater, and the wallboard of above-mentioned each group is fixedly mounted on the base, is connected with crossbeam between the wallboard.Existing set type intaglio press has following shortcoming: 1. because set type intaglio press profile is huge, be easy to operate (mainly being when wearing the material action) on printing top, the safety operation corridor is set on the printing machine side sheet usually, the safety operation corridor generally comprises brace summer, railing and pedal, brace summer is outstanding solid outside printing press wall board, pedal is laid on the brace summer, railing is located at the outer of pedal, the rivet welding fitting of brace summer, railing and pedal is all exposed outside, influences the machine presentation quality; 2. the chromatography precision of set type intaglio press is the key that guarantees printing quality, and in influencing many factors of chromatography precision, what have the greatest impact a bit is exactly the depth of parallelism between the deflector roll, in traditional design, the wallboard of each colour cell of intaglio press generally is fixed on the crossbeam respectively by the wallette plate on the main wall plate of bottom and top and assembles, the main wall plate of bottom is mainly installed imprinting apparatus, baking oven heater etc., the little wallboard on top is mainly installed the cooling end after the material film goes out baking oven, this three part all has deflector roll to need to install, when connecting this three part, can produce the assembly accumulation error, installation accuracy is not high, and deflector roll is installed not parallel, thereby influences chromatography precision, simultaneously, the processing of the wallboard of assembling is inconvenient, assemble loaded down with trivial details, structure is not compact, operation stability is relatively poor; 3. existing set type intaglio press adopts fixed single station material retractable mostly, if the film that more reloads, necessary shutdown operation, influence operating efficiency first, second because shutdown can cause tension change, start once more, machine must carry out alignment again, do not finish the material film of printing in the printing machine, its chromatography precision unavoidably can be affected, thereby causes waste product, in 10 look printing machines, a big appointment of change of lap produces about 60 meters waste material; 4. existing set type intaglio press, adopt electrically heated baking oven heater to dry the material film mostly, the structure of baking oven heater is that outside blast pipe sucks heating cabinet with fresh air under the centrifugal blower suction, be provided with electric heating tube in the heating cabinet, electric heating tube energising work produces hot blast, and centrifugal blower blows out hot blast from the blower fan blowing mouth then, via warm-air pipe, import baking oven at last, the material film is dried, because structural limitations, warm-air pipe length is longer, thermal loss is inevitable, and for remedying this thermal loss, the general increase heating power that adopts solves, with present 10 looks, 1000 type printing machines is example, and its heating power is 120KW; Also have, whole heater comprises external heat case, the platform that heating cabinet and centrifugal blower are installed, support etc., complex structure, takes up room greatly, and during the machine operation, rack-mount blower fan can produce vibrations, and noise is big; 5. when the intaglio printing chromatography, all need to carry out after locing up to version at every turn, and to version time waste maximum be exactly to expect that film, the loss that how effectively to reduce the material film are printing equipment manufacturer problems suddenly to be solved always.

[summary of the invention]

In view of the problem that present known technology exists, the technical problems to be solved in the utility model is to be to provide a kind of presentation quality good, compact conformation, and the installation accuracy height can realize not shutting down change of lap, has intaglio press energy-conservation, efficient, the low-loss characteristics.

For solving the problems of the technologies described above, the utility model takes following technical scheme to finish:

A kind of intaglio press intaglio press, comprise the rolling group, unreel group and middle colour cell, link together by crossbeam and the base that is fixed on its wallboard between each group, the wallboard outside is provided with operating corridor, the rolling group is respectively equipped with wrap-up and unwinding device with unreeling on the group, colour cell is provided with many groups, be respectively equipped with imprinting apparatus and baking oven heater on each colour cell, the imprinting apparatus of each colour cell connects synchronously by power transmission shaft, it is characterized in that: described operating corridor is provided with the plaque of parcel whole operation corridor outer side edges and bottom.The wallboard of described colour cell is the integral type wallboard.Described wrap-up or unwinding device comprise reversing frame and automatic cutting means, and reversing frame is provided with two material spool stations, and reversing frame is rotatable to be located at the rolling group or to unreel on the wallboard of group.Described automatic cutting means comprises and cuts arm, pressure roller, pressure roller cylinder, cutting knife and cutting knife cylinder cut the rotatable top that is located at described reversing frame of arm, and pressure roller is connected with the pressure roller cylinder, cutting knife is connected with the cutting knife cylinder, and pressure roller cylinder, cutting knife cylinder are located at and cut on the arm.Described baking oven heater comprises baking oven casing, heating tube and is fixedly mounted on blower fan on the described colour cell wallboard, the baking oven casing is made up of static housing and active box two parts, be provided with the closed cavity of bringing air port and row's blowing mouth in the described active box, the described active box sidewall in the closed cavity outside is provided with exhaust outlet, air inlet is communicated with described blower fan, described heating tube is arranged in the described active box closed cavity, with the corresponding one by one setting of described blowing mouth.Also be provided with pre-alignment compensation arrangement on the described colour cell, pre-alignment compensation arrangement comprises the compensation deflector roll, and the two axial ends of compensation deflector roll is located on the deflector roll seat, connects ball screw on the deflector roll seat, and ball screw connects synchronous motor.

Technique effect of the present utility model: 1. with plaque the outer side edges and the bottom of intaglio press operating corridor are wrapped up fully, the user is from the outside, and observable is exactly the decorative panel of one integrated mass, so, the presentation quality of intaglio press is inevitable to be improved greatly, promotes the class of product; 2. main wall plate and the little wallboard with colour cell is made of one, avoided adding and repeated to seek the loaded down with trivial details of datum level man-hour, make easy to process, assembled in situ does not need to carry out the assembly works such as centering between main wall plate, crossbeam and the wallette plate three again, assembling is simple, also have, the accumulated error that the integral type wallboard has avoided the assembling of architomia formula to produce, the depth of parallelism between the deflector roll is not influenced by assembling substantially like this, the installation accuracy height, chromatography is more accurate, has improved the intaglio press chromatography precision, structure is compact more simultaneously, has guaranteed the stability of machine operation; 3. wrap-up or unwinding device adopt double revolution material retractable, cooperate unwinding and rewinding to cut automatically, realized not shutting down change of lap, high efficiency, guaranteed simultaneously automatically material film constant tension during change of lap, loss when making change of lap drops to minimum, and each change of lap loss can be controlled in 10 meters substantially; 4. blower fan directly is fixedly mounted on the colour cell wallboard, electric heating tube is set directly in the baking oven, so just cancelled the external heat case of prior art, platform, support etc., so it is simple and compact for structure, because the general employing of wallboard is cast iron materials, so being fixed on the wallboard, blower fan can reduce noise greatly, electric heating tube is set directly in the baking oven simultaneously, heat energy utilization rate height has avoided the prior art heating cabinet to centrifugal blower, arrive the thermal loss of warm-air pipe again, significantly improved the efficiency of heating surface, with 10 looks, 1000 type printing machines is example, its heating power only needs 60KW, compares with the 120KW of prior art, can energy-conservation 50%; 5. the present invention is provided with pre-alignment compensation arrangement, its compensation deflector roll can carry out the adjustment of the long stroke of high accuracy, effectively regulate the material film length and can reach 1400 millimeters, can at first carry out pre-alignment after forme installs like this, then enter fine tuning, reduced most material film waste, also reduced labour intensity and preparation time simultaneously, and chromatography is accurate, and is easy to operate.

In sum, the utility model presentation quality is good, compact conformation, and the installation accuracy height can realize not shutting down change of lap, has energy-conservation, efficient, low-loss advantage, compared with prior art, has substantive distinguishing features and progress.

[description of drawings]

Fig. 1 is an outline drawing of the present utility model

Fig. 2 is the longitudinal sectional view of Fig. 1

Fig. 3 is the A-A view of Fig. 1

Fig. 4 is the zoomed-in view of unwinding device among Fig. 2 (before cutting)

Fig. 5 is the zoomed-in view of unwinding device (when cutting) among Fig. 2

Fig. 6 is the amplification view of baking oven heater among Fig. 2

Fig. 7 is the right view (active box part) of Fig. 6

Fig. 8 is the right view after pre-alignment compensation arrangement amplifies among Fig. 2

[specific embodiment]

As Fig. 1, shown in 2, this intaglio press, comprise rolling group 2, unreel group 3 and middle colour cell 4, link together by crossbeam 49 and the base 50 that is fixed on its wallboard between each group, the wallboard outside is provided with operating corridor 1, rolling group 3 is respectively equipped with wrap-up 5 and unwinding device 10 with unreeling on the group 4, colour cell 4 is provided with four groups, be respectively equipped with imprinting apparatus 12 and baking oven heater 6 on each colour cell, the imprinting apparatus 12 of each colour cell connects synchronously by power transmission shaft 11, the wallboard 8 of each colour cell is the integral type wallboard, and since second colour cell, colour cell is provided with pre-alignment compensation arrangement 7.

Shown in Fig. 1,3, described operating corridor 1, comprise brace summer 16, railing 14, pedal 13 and plaque 15, brace summer 16 1 ends are fixedly mounted on outside the wallboard, and the other end is unsettled, pedal 13 is laid on the brace summer 16, railing 14 is located at the outer of pedal 13, and described plaque 15 is wrapped in the outer side edges and the bottom in whole operation corridor 1, and described brace summer 16 is provided with pre-and post perforative hole 17 along the operating corridor direction, this hole can be used as wire casing, therein cabling, layout gas circuit etc.

Shown in Fig. 4,5, described unwinding device 10 comprises material spool 19, reversing frame 20 and automatic cutting means, reversing frame 20 is rotatable to be located on the described wallboard 9 that unreels group, the two ends of reversing frame 20 are provided with two material spool stations, left side station is placed virgin material volume 18, the right station is placed old material volume 32, and the both sides up and down of reversing frame 20 mid portions are respectively equipped with deflector roll 31; Described automatic cutting means comprises and cuts arm 21, pressure roller 29, pressure roller cylinder 22, cutting knife 28 and cutting knife cylinder 26, pressure roller 29 is connected with 24 by swing arm 23 with pressure roller cylinder 22, cutting knife 28 is connected by swing arm 27 with cutting knife cylinder 26, pressure roller cylinder 22, cutting knife cylinder 26 is hinged on respectively and cuts on the arm 21, cut the arm 21 rotatable tops that are located at described reversing frame 20, the top that cuts arm 21 is provided with and cuts cylinder 25, the piston rod attachment that cuts cylinder 25 is hinged on the cylinder body of cutting knife cylinder 26, and a described side that cuts arm 21 close described virgin material volumes 18 is provided with correlation photocell eye 30.The structure of described wrap-up 5 is identical with unwinding device 10.

As Fig. 6, shown in 7, described baking oven heater 6 comprises the baking oven casing, heating tube 37 and the blower fan 41 that is fixedly mounted on described colour cell wallboard 8 outsides, the baking oven casing is made up of static housing 38 and active box 36 two parts, be provided with the deflector roll 40 of material conveying film in the static housing 38, be provided with the closed cavity 34 of bringing air port 35 and row's blowing mouth 39 in the active box 36, described active box 36 sidewalls in closed cavity 34 outsides are provided with exhaust outlet 33, air inlet 35 is communicated with described blower fan 41, described heating tube 37 is arranged in the described closed cavity 34, with the corresponding one by one setting of described blowing mouth 39.

As shown in Figure 8, also be provided with pre-alignment compensation arrangement 7 on the described colour cell 4, pre-alignment compensation arrangement 7 comprises compensation deflector roll 48, the two axial ends of compensation deflector roll 48 is located on the deflector roll seat 47, be connected with ball wire pole socket 46 on the deflector roll seat 47, be equipped with ball screw 45 in the ball wire pole socket 46, the bearing 44 at ball screw 45 two ends is fixed on the described colour cell wallboard 8, and ball screw 45 is connected with synchronous motor 42 by the bevel gear 43 that is connected its spindle nose.

The utility model is such change of lap, during change of lap, at the unwinding device place, reversing frame forwards the material loading position earlier to, and the material spool positions is put the virgin material volume on the left side of reversing frame, double faced adhesive tape is bonded at the stub bar of virgin material volume, then by " preparation connects material " button, see Fig. 4, reversing frame turns round automatically, cuts arm simultaneously and forward the position that connects material under the effect that cuts cylinder; When the virgin material roll edges is blocked photocell eye, reversing frame stops operating, and the virgin material spool begins predrive, when virgin material volume linear resonance surface velocity and main frame are synchronous, press " connecting material " button, see Fig. 5, pressure roller presses down, and the material film is stained with the virgin material volume, cutting knife cuts off old material volume, like this, tension force automatically switches on the virgin material spool, finishes change of lap; Afterwards, cut the arm return, before change of lap next time, reversing frame is got back to the material loading position once more.The rewinding change of lap is as the same.

Baking oven heater of the present utility model is work like this, and blower fan is dried and entered the closed cavity of active box from air inlet, and heating tube energising work so hot blast blows out from blowing mouth, is dried the material film, and air draft is sent by exhaust outlet then.

Pre-alignment compensation arrangement of the present utility model is work like this, after installing forme, printing machine computer Chromatography System is calculated by computer and is sent instruction, transmit signal to synchronous motor, the synchronous motor running, synchronous motor is given ball screw by the bevel gear transferring power, and ball screw drives the compensation deflector roll and carries out the adjustment of the long stroke of high accuracy, finish the pre-alignment of forme, then enter fine tuning.

Claims

1. intaglio press, comprise rolling group (2), unreel group (3) and middle colour cell (4), link together by crossbeam (49) and the base (50) that is fixed on its wallboard between each group, the wallboard outside is provided with operating corridor (1), rolling group (2) and unreel and be respectively equipped with wrap-up (5) and unwinding device (10) on the group (3), colour cell (4) is provided with many groups, be respectively equipped with imprinting apparatus (12) and baking oven heater (6) on each colour cell (4), the imprinting apparatus of each colour cell (12) connects synchronously by power transmission shaft (11), it is characterized in that: described operating corridor (1) is provided with the plaque (15) of parcel whole operation corridor outer side edges and bottom.

2. a kind of intaglio press as claimed in claim 1 is characterized in that: the wallboard (8) of described colour cell (4) is the integral type wallboard.

3. a kind of intaglio press as claimed in claim 1, it is characterized in that: described wrap-up (5) or unwinding device (10) comprise reversing frame (20) and automatic cutting means, reversing frame (20) is provided with two material spool (19) stations, and reversing frame (20) is rotatable to be located at the rolling group or to unreel on the wallboard (9) of group.

4. intaglio press unwinding and rewinding device as claimed in claim 3, it is characterized in that: described automatic cutting means comprises and cuts arm (21), pressure roller (29), pressure roller cylinder (22), cutting knife (28) and cutting knife cylinder (26), cut the rotatable top that is located at described reversing frame (20) of arm (21), pressure roller (29) is connected with pressure roller cylinder (22), cutting knife (28) is connected with cutting knife cylinder (26), and pressure roller cylinder (22), cutting knife cylinder (26) are located at and cut on the arm (21).

5. a kind of intaglio press as claimed in claim 1, it is characterized in that: described baking oven heater (6) comprises the baking oven casing, heating tube (37) and be fixedly mounted on blower fan (41) on the described colour cell wallboard (8), the baking oven casing is made up of static housing (38) and active box (36) two parts, be provided with the closed cavity (34) of bringing air port (35) and row's blowing mouth (39) in the described active box (36), described active box (36) sidewall in closed cavity (34) outside is provided with exhaust outlet (33), air inlet (35) is communicated with described blower fan (41), described heating tube (37) is arranged in the described active box closed cavity (34), with the corresponding one by one setting of described blowing mouth (39).

6. a kind of intaglio press as claimed in claim 1, it is characterized in that: also be provided with pre-alignment compensation arrangement (7) on the described colour cell (4), pre-alignment compensation arrangement (7) comprises compensation deflector roll (48), the two axial ends of compensation deflector roll (48) is located on the deflector roll seat (47), deflector roll seat (47) is gone up and is connected ball screw (45), and ball screw (45) connects synchronous motor (42).