CN2202935Y

CN2202935Y - Automatic plate-making equipment for screen plate printing

Info

Publication number: CN2202935Y
Application number: CN 94239554
Authority: CN
Inventors: 洪帝坤; 洪颖承
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-10-28
Filing date: 1994-10-28
Publication date: 1995-07-05
Anticipated expiration: 2004-10-28

Abstract

The utility model relates to an automatic plate-making device for screen plate printing, which belongs to a printing device. The utility model is approximately composed of an exposure device, a flushing developing device, an air-drying device, etc., wherein, one side of the exposure device is provided with a push rod, and the flushing developing device is provided with two stage type conveying belts, while the joint part of the conveying belts is provided with a turnover mechanism. The air-drying device, the drying device, etc., are in linking form with the conveying belts of the developing device, and an outlet of the drying device is provided with a third conveying belt which conveys finished screen plates to operators for gathering up. With the cooperation of all program actions in a computer, the operators only need to input working parameter numbers to finish the fully automatic plate-making work.

Description

Automatic plate-making equipment for screen plate printing

The utility model is a kind of screen painting automatic plate making equipment, belongs to printing equipment.

Screen printing technology, the making of first heavy half tone, and present graphic arts process is in respect of varied, the general maximum method for platemaking i.e. " film photomechanical process method " that uses, it is with photography and the plate-making of sensitization (printing down) method, therefore must there be many hardwares to cooperate and to finish, its equipment comprises: plate-making exposure, bath is developed, air-dry, oven dry waits device and dark place equipment thereof can finish a whole set of plate-making formality, as a whole, not only equipment cost is high, its equipment more need consume and account for very big space, and also need be dependent on the professional in its operation, and and concentrate in the operation and carry out, still need and carry out moving work and expend a lot of time between each program with manual type, the time and the cost of influence plate-making, moreover employed quartz burner of its plate burning light or the contour luminosity lamp of Halogen lamp LED material, cause exposure latitude narrow because of temperature is high, the operator needs the time of hig diligence control exposure, any error must not be arranged, could fulfil assignment smoothly.

Because the problem that aforementioned platemaking equipment is derived, the purpose of this utility model is to provide a kind of screen painting automatic plate making equipment; In printing half tone, do not need the professional to operate, and guarantee the screen to print quality, raise the efficiency and reduce cost.

The utility model is by following proposal, and can reach its purpose: the utility model is a kind of screen painting automatic plate making equipment, by exposure, bath develop, device such as air-dry, oven dry and computer formed.

Exposure device, be a glass platform and sun fluorescent tube arranged in inside installing LP, correspondence is provided with the sponge pressure pad of controlling lifting with oil (gas) cylinder pressure in the glass platform top, but the pressing half tone adheres on the original text sheet and carries out exposure operation, and be provided with the push rod of controlling with oil (gas) cylinder pressure in addition in glass platform one side, pushing to the bath developing apparatus in order to the half tone after will exposing carries out subsequent job; The bath developing apparatus, be located at after the exposure device, wherein be provided with two high and low conveying belt and constitute two-part bath development operation, first section is carried out the bath of the half tone back side and soaks operation, second section bath development operation of then carrying out the half tone scope of operation, in addition be provided with water spraying structure, wash out and stay the development operation of pattern in order to medicament with the half tone unexposed portion in the top; Air-dry apparatus is located at after the bath developing apparatus, wherein is provided with the thermantidote structure, uses to produce water stain the drying up of low temperature high wind with residual half tone surface the reduction drying time; Drying unit is located at after the air-dry apparatus, wherein also is provided with the Hot-air fan structure, and the high-temperature hot-air that is produced can be with the contained water evaporates drying of half tone; Switching mechanism is positioned at two conveying belt joining places of bath developing apparatus, in order to up with the former scope of operation upset down of half tone, in order to bath develop, operation such as air-dry and oven dry carries out; Three conveying belt, wherein high conveying belt is to be located at bath developing apparatus leading portion, and be high low head with low conveying belt, low conveying belt then is located at bath developing apparatus back segment and air-dry apparatus, drying unit correspondence below, the three is connected to consistent equalization, and with the interval transportation of low conveying belt as three devices, and the 3rd conveying belt system is located at the equipment outside, utilize a tilting slide plate to link high and low conveying belt in the drying unit exit, the half tone that plate-making can be finished is delivered to the operator position and concentrates; Switching mechanism mainly is with a motor transmission one rotating disk, a this rotating disk relatively side position is provided with a driving lever, make driving lever be positioned at the drop interface place that is connected with low conveying belt with the high conveying belt of bath developing apparatus, in order to do driving rotating disk when rotation with motor, interlock driving lever and half tone is up pushed gradually forward is to reach the function of the upset half tone scope of operation.

Composition by above-mentioned member, with exposure, the bath of plate-making developments, air-dry and dry the supervisor device and make globality and plan of soaking, wash by water, matching computer is controlled all program behaviors, only need import the job parameter value, promptly gets to be controlled by computer to carry out full automatic plate-making operation.

The utility model compared with prior art, its advantage: because each device of will making a plate is done globality planning, matching computer is controlled all program behaviors, only need import the job parameter value, promptly get to control and carry out full automatic plate-making operation by computer, do not need the professional to operate, guaranteed the screen to print quality, improved efficient and reduced cost.

The utility model can also obtain further instruction from the following drawings and embodiment:

Fig. 1 is the utility model system equipment synoptic diagram.

Fig. 2 is the utility model system architecture synoptic diagram.

Fig. 3 is the utility model time action synoptic diagram that carries out exposure operation.

Fig. 4 is that the working substance of the utility model after exposure is finished pushes the action synoptic diagram.

Fig. 5 is the utility model switching mechanism action synoptic diagram.

The drawing explanation:

The 10-exposure device, 11-glass platform, 12-fluorescent tube, 13-pressure pad, 14,16-oil (gas) cylinder pressure, 15-push rod, 18,171, the 172-conveying belt, 19-tilting slide plate, the 20-developing apparatus of washing by water, 21-water spraying structure, 30-air-dry apparatus, 31-thermantidote, the 40-drying unit, 41-Hot-air fan, 50-panel turnover mechanism, the 51-motor, 52-rotating disk, 53-driving lever, the 60-half tone, 61-original text sheet, 70-computer control box.

Below by accompanying drawing embodiment of the present utility model is described in detail:

The utility model is a kind of screen painting automatic plate making equipment.See also shown in Fig. 1-2, it mainly be will plate-making exposure, bath soak, wash by water developments, air-dry and oven dry supervisor do the planning and design of a globality, its constitution equipment roughly comprises exposure 10, the development 20, air-dry 30 and dry devices such as 40 of washing by water; Wherein this exposure device 10 mainly provides half tone 60 exposure operation, it is a glass platform 11, installing LP has sun fluorescent tube 12 in inside, be provided with a sponge pressure pad 13 and control its lifting in glass platform 11 top correspondences in oil (gas) cylinder pressure 14 modes, make the pressure pad 13 can be with half tone 60 pressings by putting the original text sheet that is attached at glass platform 11, be beneficial to carry out exposure operation, and be provided with two push rods 15 in addition in glass platform 11 1 sides, utilize oil (gas) cylinder pressure 16 control push rods 15 and the half tone 60 after the exposure must be pushed to bath developing apparatus 20, to carry out subsequent job; This bath developing apparatus 20 is with height, low two conveying belt 171,172 constitute two-part bath development operation, its first section is that operation is soaked in bath, second is bath development operation, and air-dry apparatus 30 and drying unit 40 are and the low conveying belt 172 of 20 second sections baths of bath developing apparatus development operations connects to one-stop operation, divide between each device and suitably separate with dividing plate, and transport as interval with low conveying belt 172, be provided with water spraying structure 21 in bath developing apparatus 20, using medicament with half tone 60 unexposed portions washes out and stays pattern, finish the development operation, and this air-dry apparatus 30 and drying unit 40 are provided with cold, Hot-air fan structure 31,41, its difference is that what be that the thermantidote structure 31 of air-dry apparatus 30 produced is low temperature high wind, the Hot-air fan structure 41 of drying unit 40 then produces high-temperature hot-air, half tone 60 after flushing is developed is because of residual extremely how water stain, so earlier with the high wind of air-dry apparatus 30 with water stain the drying up in half tone 60 surfaces, then the high-temperature hot-air of drying device 40 makes half tone 60 contained water evaporates dryings again, finishes the plate-making operation; And make half tone 60 after the exposure second section bath developed in carrying out, during air-dry and oven dry operation, the half tone 60 former scope of operations down are up turning, the drop position that is connected in bath developing apparatus 20 high and low two conveying belt 171,172 is to be provided with a switching mechanism 50, to reach the function of upset half tone 60, make the carrying out that is beneficial to subsequent job; Treat half tone 60 press through exposure, bath develop, bath is soaked, air-dry and oven dry supervisor and when finishing the plate-making operation, low conveying belt 172 ends in drying unit 40 exits are to be connected to be provided with a tilting slide plate 19, tilting slide plate 19 also is arranged on the 3rd conveying belt 18, after making half tone 60 fall into tilting slide plate 19 by low conveying belt 172, promptly be transferred to the 3rd conveying belt 18 and be delivered to the operator position that is positioned at the exposure device place, be convenient to the half tone that the operator finishes plate-making and concentrate; And be the requirement that reaches robotization, above-mentioned everything all is arranged at the computer control box 70 of equipment one side according to setting control, the operator only need import parameters such as the line number of order number, original text sheet lines of mesh and program behavior time, control that can the mat computer and reach full automatic plate-making operation.

And action of the utility model each device of when plate-making, other sees also shown in Fig. 3-5, when making a plate operation, system adheres on transparent original text sheet 61 on the glass platform 11 of exposure device 10, the scope of operation that then half tone 60 is scribbled medicament places original text sheet 61 tops down, and input parameter is set, promptly control subsequent job by computer, order oil (gas) cylinder pressure 14 control sponge pressure pads 13 decline pressing half tones 60, make it to post with original text sheet 61, start fluorescent tube 12 simultaneously and carry out exposure operation (as shown in Figure 3), after being preset with the time shutter, oil (gas) cylinder pressure 14 promptly drives sponge 13 and climbs away half tone 60, this moment in addition oil (gas) cylinder pressure 16 of side to be actuate push rods 15 push the high conveying belt 171 that makes half tone 60 be transferred to the bath developing apparatus with half tone 60 toward bath developing apparatus 20 directions carries out first section bath and soak operation, then again half tone 60 is transferred to low conveying belt 172 and carries out second section bath development operation by high conveying belt 171, and have height fall because of high conveying belt 171 and low conveying belt 172, it is inclined (as shown in Figure 4) that half tone 60 falls within when hanging down conveying belt 172, under this state, promptly utilize the operation of overturning of 50 pairs of half tones 60 of switching mechanism, at this switching mechanism provided by the utility model is to design with eccentric center principle, main system drives a rotating disk 52 rotations with a motor 51, rotating disk 52 a relatively side position is provided with a driving lever 53(as shown in Figure 5), under usual state, this driving lever 53 is to be connected the interface place corresponding to high conveying belt 171 with low conveying belt 172, when half tone 60 inclines when falling within low conveying belt 172, driving lever 53 is slightly to contact with half tone 60, and when driving rotating disks 52 rotations with motor 51, driving lever 53 is subjected to interlock and half tone 60 is up pushed gradually forward, when arriving to a certain degree, half tone 60 promptly falls voluntarily, the scope of operation that just can make half tone 60 this moment is beneficial to follow-up bath and develops up, the carrying out of air-dry and drying procedure.

Automatic plate making equipment of the present utility model, form matching computer control by the operation structure of each device, make the operator only need import the parameter value of operation, the automatic plate making operation that can always change not only reduces operating manpower and careless mistake, also can increase substantially in efficient and quality, add that its exposure device adopts the bigger LP sun fluorescent tube of tolerance, need not be dependent on controlling of professional, anyone can need to set or change job parameter value the Job Operations of making a plate easily according to plate-making.

Claims

1, a kind of screen painting automatic plate making equipment, by exposure, bath develop, device such as air-dry, oven dry and computer formed, it is characterized in that:

A. exposure device (10), be a glass platform (11), and sun fluorescent tube (12) is arranged in its inner installing LP, correspondence is provided with the pressure pad (13) of controlling lifting with oil hydraulic cylinder (14) in glass platform (11) top, and is provided with the push rod of controlling with oil hydraulic cylinder (16) (15) in addition in glass platform (11) one sides;

B. the developing apparatus (20) of washing by water is located at exposure device (10) afterwards, wherein is provided with high conveying belt (171) and low conveying belt (172); High conveying belt (171) is located at bath developing apparatus (20) leading portion, and is high low head with low conveying belt (172); Low conveying belt (172) is located at bath developing apparatus (20) back segment and air-dry apparatus (30), the corresponding below of drying unit (40), the 3rd conveying belt (18) is located at the equipment outside, utilizes a tilting slide plate (19) to link high conveying belt (171) and low conveying belt (172) in drying unit (40) exit; Be provided with water spraying structure (21) in addition in the top;

C. air-dry apparatus (30) is located at bath developing apparatus (20) afterwards, wherein is provided with thermantidote (31) structure;

D. drying unit (40) is located at air-dry apparatus (30) afterwards, wherein is provided with Hot-air fan (41) structure;

E. switching mechanism (50) is positioned at high and low two conveying belt (171), (172) joining place of bath developing apparatus (20).

2, screen painting automatic plate making equipment according to claim 1, it is characterized in that: switching mechanism (50) is mainly by a motor (51) transmission one rotating disk (52), this rotating disk (a 52) relatively side position is provided with a driving lever (53), makes driving lever (53) be positioned at the drop interface place that is connected with low conveying belt (172) with the high conveying belt (171) of bath developing apparatus (20).

3, screen painting automatic plate making equipment according to claim 1 is characterized in that: corresponding position, glass platform (11) top can change and is made as the pressure pad (13) that pneumatic cylinder (14) is controlled lifting; And can change the push rod (15) that is made as pneumatic cylinder (16) control in addition in glass platform (11) one sides.