CN2202042Y - Screen printing machine with dual knife-seat adjustor and dual direction moving screen platform - Google Patents

Abstract

The utility model relates to a screen printing machine with a dual knife-seat adjustable device and a dual direction moving screen platform. The adjusting device which comprises a position plate, an operation plate, an adjusting rubber scraper base of a locking object, an ink reclaiming knife-seat is arranged below a printing head of the screen printing machine. A pivot plate, a horizontal moving component, a longitudinal moving component, etc., are arranged between the printing platform surface of the screen printing machine and the platform surface of the machine. The pivot plate, the horizontal moving component, the longitudinal moving component, etc., print in the method of dual direction reciprocating displacement, work with the dual direction platform plate, and achieve the replacement of the empty screen printing. Plate making and register complex procedures can be relieved, and printing dead zones and printing leakage occurrences can be reduced. Simultaneously, the dual machines can be combined to work. Not only qualities of dual surfaces are ensured to be identical, but also the cost of the utility model can be reduced.

Description

Screen printing machine with dual knife-seat adjustor and dual direction moving screen platform

The utility model relates to a kind of improved device of screen printer, but particularly a kind of improved device with screen printer of double-pole seat adjusting device and bi-directional shift wire mark platform.

Generally on the market screen printer, its spreading knife and returning blade seat below print head, all adopt the formula that is fixed as one, and angle of keeping parallelism all between the two, scrape in the seal action of beating in operation, can only accomplish the reciprocating action that the left and right sides is parallel, for general loose or more inexact workpiece, though also can reach the function of printing, but for the higher printing work of concentrated type lines or precision requirement comparatively, as the electronic circuit board printing, just its precision requirement can't have been met, this is because the circuit on the circuit board is very fine and closely woven and irregular, if according to printing with parallel double-pole seat, will certainly make green lacquer be confined in the certain limit, sweep uneven phenomenon and cause to scrape, causing local lines on the workpiece often to have bites, for avoiding biting, have only back and forth many back and forth printings several times, form expending on man-hour, in addition: general circuit printing plate, the structure that is limited to printing machine, can't realize the bi-directional shift of wire mark platform, so when wire mark carries out, web plate just can not carry out with the mode of printing of abortive haul, and must give pattern-making on half tone earlier, for example camera negative is selected high-quality detailed catalogue screen cloth, plate-making or the like, and the accurate printing machine of high price of must arranging in pairs or groups when printing is guaranteed accurate contraposition, just can finish above-mentioned printing, simultaneously after the one side printing, must once enter the baking box oven dry, and after another side finishes printing, must enter baking box again again dries again, be that each circuit printing plate all needs twice printing and twice oven dry, therefore cause plate-making process loaded down with trivial details, cost increases.

But the purpose of this utility model is to provide a kind of screen printer with double-pole seat adjusting device and bi-directional shift wire mark platform, can directly adopt the abortive haul printing in the printing action, eliminates the complicated procedures of all plate-making.

The technical solution of the utility model is: the improved device of screen printer comprises double-pole seat adjusting device and two-track position wire mark platform, wherein: the double-pole seat adjusting device of screen printer comprises: location-plate, action plate and several closures, location-plate is fixed in two slide bar lower edges of wire mark machine print head, and location-plate central authorities are provided with locating hole, and the locating hole dual-side is respectively equipped with long slot bore; Action plate is fixed on the tool rest rail of print head below, all holes place of corresponding location-plate on it, also cooperate and be provided with several screws, for locating hole or the long slot bore sealed action plate of closure through location-plate, movable adjustment winding angle by location-plate and action plate makes the double-pole seat of print head be adjusted into suitable angle.The bi-directional shift wire mark platform of screen printer, be positioned on the printing table top lower edge of wire mark machine and the board face intermarginal, comprise one group of pivot connecting plate, traversing member and vertical shift member etc., wherein: pivot connecting plate is to cooperate the shape area of printing table top and establish, be to adopt to live to put the active state of divergence, but with the traversing member winding printing table top that makes progress, with the downward winding board of vertical shift member face, with the downward winding board of vertical shift member face, and array notch shape space groove is set in the pivot connecting plate lateral margin, notch is respectively equipped with the fulcrum piece, for the array part location of traversing member; Traversing member comprises array sideslip group, laterally finely tune button and traverse pneumatic cylinder etc., this sideslip group is a male-female sleeve rail formula structure body, can do the slippage action according to cover rail direction, and be horizontally set on printing table top lower edge and the pivot connecting plate sideslip group intermarginal, be fixed in pivot connecting plate upper limb face downwards with its public rail, upwards be fixed in printing table top lower edge face with mother's cover, make printing table top and pivot connecting plate can produce horizontal slippage, on the fulcrum piece of pivot connecting plate left and right sides correspondence, be provided with horizontal fine setting button, with the lug of stretching under the printing table top in the space groove of the moving advance and retreat mode top of spiral shell, make or adjust the space of printing table top transverse shift, on another place's fulcrum piece one group of pneumatic cylinder that traverses is set simultaneously, this pneumatic cylinder that traverses is to pass the fulcrum piece with pull bar, directly be fixed on the drive piece of stretching under the printing table top in the pivot connecting plate space groove, but make the pneumatic cylinder push-pull belt motion block that traverses, cause the horizontal shift reciprocately of printing table top; The vertical shift member comprises the vertical sliding group of array, vertically finely tune button and the vertical cylinder pressure etc. of taking offence, this vertical sliding group is identical with the sideslip group, intermarginal vertically to be arranged on pivot connecting plate lower edge and the board face, be fixed in board face upper limb face downwards by public rail, upwards be fixed in pivot connecting plate lower edge face with mother's cover, make pivot connecting plate be created in straight skidding on the board face by vertical sliding group, drive the vertical shift of printing table top by pivot connecting plate simultaneously, pivot bar right position before and after pivot connecting plate on the board face of both sides, be respectively equipped with vertical fine setting button, with the moving direct top of advance and retreat mode of spiral shell pivot connecting plate front and rear edge wooden partition, make or adjust the space of pivot connecting plate vertical shift, and one group of vertical cylinder pressure of taking offence is set in fulcrum piece right position, pass directly fixing pivot connecting plate skirt wall of pivot bar with pull bar, and can produce vertical shift by the push-and-pull pivot connecting plate, also drive printing table top straight skidding thereupon simultaneously.This overall structure is to be controlled the backward stick action of two groups of pneumatic cylinders by microcomputer program, makes the print station mask that the wire mark platform structure of bi-directional shift action be arranged.

Description of drawings:

Fig. 1 is that the utility model double-pole seat is arranged at the schematic perspective view on the wire mark machine print head;

Fig. 2 is the STRUCTURE DECOMPOSITION figure of Fig. 1;

Fig. 3 is the state diagram of splayed configuration in the double-pole seat is adjusted to;

Fig. 4 is the state diagram that the double-pole seat is adjusted to outer splayed configuration;

Fig. 5 is that the utility model bi-directional shift wire mark platform is arranged at the schematic perspective view on the wire mark body;

Fig. 6 is the structure decomposing schematic representation of bi-directional shift wire mark platform;

Fig. 7 is the bow diagrammatic sketch of bi-directional shift wire mark platform on body;

Fig. 8 is that bi-directional shift wire mark platform makes up back horizontal section schematic diagram on body;

Fig. 9 is the action schematic diagram of bi-directional shift wire mark platform when lateral displacement;

Figure 10 is that bi-directional shift wire mark platform is in combination back longitudinal profile schematic diagram;

Figure 11 is the action schematic diagram of bi-directional shift wire mark platform when length travel.

Below in conjunction with accompanying drawing and embodiment the utility model is described in detail.

As Fig. 1, shown in 2, double-pole seat adjusting device comprises: location-plate (1), action plate (2) and several closures (3), location-plate (1) is fixed in two slide bars (41) lower edge of press printing head (4), its central authorities are provided with locating hole (11), locating hole (11) dual-side is respectively equipped with long slot bore (12), and action plate (2) is fixed on the interior sliding shoe (51) of the tool rest rail (5) of print head (4) below, the all holes of corresponding location-plate (1) place on it, also cooperate to be provided with several screws (21), for locating hole (11) or long slot bore (12) the sealed action plate (2) of number closure (3) through location-plate (1); Be provided with adjusting device respectively at spreading knife (6) and returning blade (7) upper limb, make it can be under normal circumstances, provide general wire mark to scrape with parallel mode and sweep effect, but at the green lacquer print brush of liquid photosensitive---during electric PC board, then can utilize location-plate (1) and action plate (2) in this adjusting device, loosen the closure (3) in locating hole (11) and two long slot bores (12) earlier, can make action plate (2) comply with two long slot bores (12) tiltedly to the limit, hole, with locating hole (11) is the suitable angle of an amount of adjustment of axle, as shown in Figure 3, make the tool rest rail (5) of action plate (2) below linking transfer a certain angle, locking closure (3) more in regular turn makes location-plate (1) and action plate (2) be the state of maintaining static, in like manner on another tool rest rail (5), also can operate equally, make the double-pole seat form a kind of summary like interior splayed state, scrape and sweep effect and can on electric PC board, make wire mark very accurate and that do not have a careless omission, as shown in Figure 4, if the angle of printed article lines, and in being not suitable for during splayed double-pole seat, also can adjust the double-pole seat and become reverse outer splayed double-pole seat according to same program, because the structural property of adjusting device, the demand that can press printed article, adjust scraping of being suitable for and sweep angle, the due printing of performance double-pole seat is scraped and is swept usefulness.Structure about bi-directional shift wire mark platform, as Fig. 5 and shown in Figure 6, be to go up intermarginal at printing table top (10) lower edge and the board face (20) of screen printer, one group of pivot connecting plate (30) is set, traversing member (40) and vertical shift member (50) etc., this pivot connecting plate (30) is to cooperate the shape area of printing table top (10) and establish, itself adopting lives puts the active state of divergence, but with traversing member (40) winding printing table top (10) upwards, with the downward winding board face (20) of vertical shift member (50), and array notch shape space groove (310) is set in pivot connecting plate (30) lateral margin, notch is respectively equipped with fulcrum piece (320), assembly location for traversing member (40) is provided with, and traversing member (40) comprises array sideslip group (410), laterally finely tune button (420) and traverse pneumatic cylinder (430) etc., the assembly of this sideslip group (410) is a kind of public affairs, female cover rail formula structure body, can do the slippage action according to cover rail direction, and be horizontally set on printing table top (10) lower edge and the pivot connecting plate (30) sideslip group (410) intermarginal, be fixed in pivot connecting plate (30) upper limb face downwards with public rail, upwards be fixed in printing table top (10) lower edge face with mother's cover, make printing table top (10) and pivot connecting plate (30) both can be by sideslip group (410) but dynamic characteristic, action effect with horizontal slippage, and on the fulcrum piece (320) of pivot connecting plate (30) left and right sides correspondence, be provided with horizontal fine setting button (420), with the lug of stretching under the printing table top (10) in the moving forward-reverse mode top space groove (310) of spiral shell (110), make or adjust the space of printing table top (10) transverse shift, simultaneously on the fulcrum piece (320) of another location, one group of pneumatic cylinder that traverses (430) is set, this pneumatic cylinder that traverses (430) passes fulcrum piece (320) with pull bar and is directly fixed on the drive piece of stretching under the printing table top (10) in pivot connecting plate (30) space groove (310) (120), make the pneumatic cylinder that traverses (430) but push-pull belt motion block (120) cause the printing table top (10) horizontal shift reciprocately, vertical shift member (50) comprises the vertical sliding group of array (510), vertically finely tune button (520) and the vertical cylinder pressure (530) etc. of taking offence, this vertical sliding group (510) member is identical with sideslip group (410), go up intermarginal vertically to be located at pivot connecting plate (30) lower edge and board face (20), be fixed in the upper limb face of board face (20) equally downwards by its public rail, upwards be fixed in pivot connecting plate (30) lower edge face with mother's cover, make pivot connecting plate (30) because vertical sliding group (510) but dynamic characteristic, the action effect that on board face (20), has straight skidding, this vertical shift action simultaneously is related to drive the vertical shift of printing table top (10) by pivot connecting plate (30), and pivot bar (210) right position before and after pivot connecting plate (30) on the both sides board faces (20), also be respectively equipped with vertical fine setting button (520), wooden partition with the moving direct top of forward-reverse mode pivot connecting plate (30) front and rear edge of spiral shell, make or adjust the spatial dimension of pivot connecting plate (30) vertical shift, and one group of vertical cylinder pressure (530) of taking offence is set in pivot bar (210) appropriate location, this vertical cylinder pressure (530) of taking offence passes pivot bar (210) with pull bar, be directly fixed on pivot connecting plate (30) sidewall rim, make vertical take offence take cylinder (530) by force can be with pull bar push-and-pull pivot connecting plate (30), cause pivot connecting plate (30) according to vertical sliding group (510) vertical shift, this shift motion also drives the length travel of printing table top (10) simultaneously; The overall structure combination is provided with, and as shown in Figure 7, is the pivot connecting plate (30) that utilizes between printing table top (10) and board face (20); Collocation runnings such as traversing member (40) and vertical shift member (50) make printing table top (10) have two-way displacement effect; When printing table top (10) must be made lateral displacement, as Fig. 8, shown in 9, can laterally finely tune button (420) adjustment by two of traversing member (40) earlier and make the traversing spatial dimension of printing table top (10), again by the pneumatic cylinder that traverses (430) push-pull belt motion block (120), the action that makes printing table top (10) produce lateral displacement according to sideslip group (410) relation, and when printing table top (10) must be done length travel, as Figure 10, shown in 11, can vertically finely tune button (520) adjustment by two of vertical shift member (50) earlier and make mobile spatial dimension (this adjustment setting action of vertically finely tuning button (520) and horizontal fine setting button (420) is to give earlier finishing) when the board printing is moved, again by vertical cylinder pressure (530) the push-and-pull pivot connecting plate (30) of taking offence, make pivot connecting plate (30) produce the action of length travel according to vertical sliding group (510) relation, and the same printing table top (10) that drives of pivot connecting plate (30) vertical shift action produces identical vertical shift action, promptly print the thing to be printed on the table top (10), can be by setting of the present utility model, have vertical, horizontal bi-directional shift effect, and traversing or vertical shift there is no certain precedence, horizontal stroke or two-way simultaneous moved and all can after the horizontal stroke back was indulged or indulged earlier earlier, and by microcomputer program control traverse pneumatic cylinder (430) and the vertical cylinder pressure (530) of taking offence, make thing to be printed can cooperate the wire mark operation, reach two-way mobile effect.

Secondly, screen printer is when making liquid green lacquer print brush, bidirectional displacement effect because of the printing table top, the aforementioned double-pole angle adjustable that seat has of arranging in pairs or groups is again scraped and is swept function, so must make shortcomings such as precision net version pattern and high precision technology contraposition for traditional anti-welding printing in the past, all can solve smoothly by abortive haul plate-making, and it is unparalleled to the dead angle problem in when printing or the problem of bidrectional printing pattern dislocation, this is because abortive haul plate-making must not made pattern, also need not expensive detailed catalogue screen cloth, need only use large-meshed net cloth, simply smear with glue and to reserve the abortive haul position, and a half tone two sides can be printed, be applicable to the circuit version that any area is identical, also be easier to as making a plate again, in addition large-meshed net cloth is very durable, it is for a long time available after a half tone is finished, must be during in addition owing to printing accurately to version, must not use expensive accurate printing machine or high-tech artificial, save great deal of investment and Technician Training cost, also reduced the number of simultaneously the time of machine adjustment, improved work efficiency greatly, and the abortive haul printing has overcome the shortcoming of traditional anti-welding seal method, exempt plate-making, trouble to version, simplify working process, improve output, reduce technical degree of difficulty, and the bidirectional displacement of collocation printing table top, the mat scraper is than small inclination, position, hole when allowing the first impression is the oily dirt free China ink partly, institute's residual China ink that stays is via the table top bi-directional shift, the position, oblique angle that is imprinted on the position, hole when printing next time does not have tapping, avoid the residual China ink accumulation of twice printing to pour in the hole cleaning dirty, it is bad to cause the circuit version to walk tin, and the accurate drive displacement of mat machine, the abortive haul area needn't strengthen with manually pulling and supporting displacement mode, can reduce the loss of anti-welding black consumption and development liquid medicine, cooperate again and two-wayly lift that version is eliminated the printing dead angle and to increase China ink thick, finish the green lacquer print brush of liquid photosensitive welding resistant and do not do the consent operation; When if printing need be made the consent demand, shut by anti-welding China ink because of both sides, position, hole when making consent usually, the inside air pocket can expand when baking the consent ink film is supportted outward, forming projection influences the quality of circuit version, accuracy when influencing plug-in unit, but the utility model utilizes two sides different printing mode to make the thin consent effect of the thick one side of one side, air is overflowed from thin one side breakthrough ink film when making baking, avoided the shortcoming of first projection, is not a lot of as for second because of air capacity in the hole, add that two face position ink film thickness differences are big, inner air can promptly be broken through a duck eye and overflow before ink film is unhardened, left duck eye overleaf, and still have one in the face of stubbornly refusing to influence plug-in unit operation and sucker feeding, at this moment, the printing table top only do about to displacement, purpose scrapes the half tone that action causes in correction and forward pulls dislocation, make bidrectional printing contraposition more accurately, the left and right sides degree of misalignment difference that two edge doctors are caused because of the angle difference, to revise pattern the distance of table top displacement stroke two-end-point is corrected, but can be filled up (only seal once can not filled in) because of the long-pending China ink of twice printing all accurately drops on the position, hole than the aperture position, and still be not enough to accumulate the China ink amount that enough fills up the position, hole twice printing than macropore, the state that keeps perforate is (even a little printing ink has been stained with at the edge, also can be) by eccysis in developing process, the residual China ink on the screen cloth that resides in, can be via after intact a slice of every seal (twice scrape), the printing table top is done once vertically front and back displacement, be moved to the not perforate position on next piece circuit version, when printing, removed automatically, so when first printing, with general alignment pin two point locations, directly by mesa supports, and second utilized the identical test drilling plate in position, hole by second group of board, choosing is about 5cm(1.6mm slab at interval) position, hole device double side support pin, load onto two-sided alignment pin in former two position of positioning hole, be fixed on to be used as on the table top with this whole group and support and jig, can quote the two-shipper operation, printed in first in first machine, second machine that directly enters is done second printing, treat that the two sides all prints end, once send into baking box and dry operation, can avoid printing the roasting shortcoming once of one side, guarantee the quality of drying simultaneously, simplify operation, reduce the difficulty of operating technology, and then improve the quality of the green lacquer print brush of liquid photosensitive.

In sum, because the adjusting device of double-pole seat and the wire mark printing machine of bi-directional shift wire mark platform are provided, make it in presswork, can reach the mode of abortive haul printing, exempt plate-making, to the loaded down with trivial details flow process of version, and the generation that can reduce the printing dead angle and bite, simultaneously all right two-shipper operation reaches and can guarantee the two-sided same quality that has, can reduce the first drying flow process again, reduce cost.

Claims (1)

1, but a kind of screen printer with double-pole seat adjusting device and bi-directional shift wire mark platform, it is characterized in that: wherein, double-pole seat adjusting device comprises location-plate (1), action plate (2) and several closures (3), location-plate (1) is fixed in two slide bars (41) lower edge of wire mark machine print head (4), and there is locating hole (11) in location-plate (1) central authorities, locating hole (11) dual-side is respectively arranged with long slot bore (12), action plate (2) is fixed on the tool rest rail (5) of print head (4) below, the hole place of corresponding location-plate (1) on it, cooperate number screw (21), with several closures (3) on the locating hole (11) or the sealed action plate of long slot bore (12) (2) of location-plate (1); Bi-directional shift wire mark platform is to go up intermarginal at printing table top (10) lower edge of wire mark machine and board face (20), one group of pivot connecting plate (30) is set, traversing member (40) and vertical shift member (50), wherein: pivot connecting plate (30) is to cooperate the shape area of printing table top (10) and establish, adopting lives puts the active state of divergence, but with traversing member (40) winding printing table top (10) upwards, with the downward winding board of vertical shift member face (20), and array notch shape space groove (310) is set in pivot connecting plate (30) lateral margin, notch is respectively equipped with fulcrum piece (320), traversing member (40) comprises array sideslip group (410), laterally finely tune button (420) and traverse pneumatic cylinder (430), this sideslip group (410) is a male-female sleeve rail member, be horizontally set on printing table top (10) lower edge and the pivot connecting plate (30) sideslip group (410) intermarginal, be fixed on pivot connecting plate (30) upper limb face downwards by public rail, female cover upwards is fixed on printing table top (10) lower edge face, the corresponding fulcrum piece in pivot connecting plate (30) left and right sides (320) is provided with horizontal fine setting button (420), with the lug of stretching under the printing table top (10) in the spiral shell flowing mode top space groove (310) (110), on another place's fulcrum piece (320) one group of pneumatic cylinder that traverses (430) is set, the pneumatic cylinder that traverses passes fulcrum piece (320) with pull bar, directly be fixed on the drive piece of stretching under the printing table top (10) in pivot connecting plate (30) space groove (310) (120), vertical shift member (50) comprises the vertical sliding group of array (510), vertically finely tune button (520) and the vertical cylinder pressure (530) of taking offence, this vertical sliding group (510) goes up intermarginal vertically to be arranged on pivot connecting plate (30) lower edge and board face (20), be fixed on board face (20) upper limb face downwards by public rail, female cover upwards is fixed on pivot connecting plate (30) lower edge face, pivot bar (210) appropriate location before and after pivot connecting plate (30) on the both sides board faces (20), be respectively equipped with vertical fine setting button (520), with the direct top of spiral shell flowing mode pivot connecting plate (30) front and rear edge wooden partition, and one group of vertical cylinder pressure (530) of taking offence is set in pivot bar (210) appropriate location; Pass directly fixing pivot connecting plate (30) sidewall rim of pivot bar (210) with pull bar.

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