A kind of printing scraper assembly
Technical field
The utility model relates to a kind of printing scraper assembly, and particularly relates to the printing scraper assembly that one is applicable to screen painting (ScreenPrinting) technology.
Background technology
In electronic industry, screen painting (Screen Printing) technology is widely used.Manufacture electronic component or on circuit boards printed wire time, comprise the step of coating ink or slurry, namely utilize scraper to pass to the other end from one end of web plate, the ink be positioned on half tone or slurry are formed pattern through half tone on the article surface needing printing.
General, scraper is assembled on moveable printing machine platform, makes scraper along with printing machine platform translation by fixture fixed doctor.Scraper is assembled usually manually, and operation is comparatively complicated, affects the horizontal location of scraper, causes the crawling of ink or slurry even.Simultaneously, plate shaped scraper is swiped through be positioned over ink on half tone or slurry after, unnecessary ink or slurry can flow to outside the moving range of printing machine platform along the both sides of half tone, and then cause the waste of ink or slurry, also can pollute scraper clamp, cleaning up is very difficult.
As can be seen here, need badly and improve existing printing scraper assembly, solve the above-mentioned technical problem that it exists, thus improve printing quality, reduce production cost, and reduce waste and the pollution of slurry.
Summary of the invention
The purpose of this utility model is, provides a kind of printing scraper assembly, has the horizontal location function of printing scraper, and provides fairly simple assembling mode.There is lower use cost simultaneously, save ink or slurry, and decreasing pollution.
The purpose of this utility model and solve its technical problem be adopt following technical scheme realize.According to the printing scraper assembly that the utility model proposes, be suitable on half tone, be coated with ink or slurry, this printing scraper assembly comprises: printing scraper seat, has the assembling face of inclination, this assembling face is provided with multiple alignment pin and multiple screw, and alignment pin and screw arrange along a horizontal line; Scraper clamping plate, have the multiple perforates corresponding to above-mentioned alignment pin and screw; Wing plate, is arranged at the both sides of printing scraper seat, forms angle with printing scraper seat, for collecting ink on half tone or slurry; Printing scraper, comprise: standing part, be arranged at the upper end of printing scraper, there are the multiple perforates corresponding to above-mentioned alignment pin and screw, elastic part, be arranged at printing scraper lower end, wherein this elastic part has straight seamed edge, this seamed edge is parallel to above-mentioned horizontal line, and printing scraper is with this seamed edge contact half tone coating and printing ink or slurry; Printing scraper is filled to the assembling face of printing scraper seat by multiple groups of openings of standing part, realizes horizontal location by above-mentioned alignment pin, by scraper clamping plate, printing scraper is fixed on above-mentioned assembling face.
Further preferred version comprises:
Above-mentioned printing scraper assembly, wherein said printing scraper seat comprises tool rest part and blade holder part, and two described parts can relatively rotate, thus the inclination assembling face of adjustment blade holder part and the angle of printing plane.
Above-mentioned printing scraper assembly, wherein said tool rest part and the relatively turnable angular range of blade holder part are-15 ~ 15 degree, thus the adjustable angle scope making the inclination of blade holder part assemble face and printing plane is 35 ~ 65 degree.
Above-mentioned printing scraper assembly, wherein said wing plate comprises metallic member and elastic part, and above-mentioned elastic part is directly bonded on metallic member, avoids slurry contamination doctor assemblies.
Above-mentioned printing scraper assembly, the shape of wherein said wing plate is triangle, trapezoidal or square.Further, wing plate can embowment.
Above-mentioned printing scraper assembly, wherein said wing plate is detachable, and is arranged on the both sides of printing scraper seat by dovetail groove, and adjusts position by strap bolt and be fastened on printing scraper seat.
Above-mentioned printing scraper assembly, wherein said wing plate metallic member can be one-body molded with printing scraper seat.
Above-mentioned printing scraper assembly, the width of wherein said scraper clamping plate is greater than the standing part width of printing scraper, and covers the elastic part of printing scraper.
Above-mentioned printing scraper assembly, the lower seamed edge distance of the elastic part of the lower along the line and printing scraper of wherein said scraper clamping plate is 0.5 to 3 centimetre.
According to a kind of printing scraper for above-mentioned printing scraper assembly that the utility model proposes, it comprises:
Standing part, is arranged at the upper end of printing scraper, has the multiple perforates corresponding to above-mentioned alignment pin and screw, elastic part, be arranged at printing scraper lower end, wherein this elastic part has straight seamed edge, and this seamed edge is parallel to above-mentioned horizontal line; Its standing part comprises two different parts of thickness, and the part that thickness is larger is arranged at the upper end of standing part, and multiple perforates of above-mentioned alignment pin and screw are positioned at this part, for better fixed doctor; The part that thickness is less can strengthen scraper flexibility, makes it more to fit printing surface.The part that standing part is corresponding with scraper clamping plate with the thickness of elastic part adapts, and printing scraper can be fastened on the knife rest of printing scraper seat by scraper clamping plate.
Preferably, above-mentioned printing scraper, the screw perforate being positioned at printing scraper standing part is 3 or 5, and is distributed in the length direction of printing scraper standing part; Multiple perforates of alignment pin are 2 or 4, are symmetrically distributed in the lengthwise centers line of printing scraper.
Preferably, above-mentioned printing scraper, the material of its standing part is glass mat, and elastic part is rubber.
The utility model compared with prior art has obvious advantage and beneficial effect.The tool rest part of printing scraper seat and blade holder part can relatively rotate, thus the inclination assembling face of adjustment blade holder part and the angle of printing plane, make it better to adapt to printing surface.The metallic member of wing plates on two sides and elastic part are directly bonded on metallic member, avoid slurry permeated by set bolt and pollute doctor assemblies.In addition, the width of scraper clamping plate is greater than the standing part width of printing scraper, and covers the elastic part of printing scraper.This structure can strengthen the integral rigidity of doctor assemblies, and the pollution avoiding slurry to be infected with scraper causing.
Accompanying drawing explanation
Fig. 1 is the stereogram of the printing scraper assembly of the utility model embodiment.
Fig. 2 is the exploded view of the printing scraper assembly of the utility model embodiment.
Main element symbol description
Printing scraper assembly 1
Printing scraper seat 11
Assembling face 111
Alignment pin 12
Screw 13
Scraper clamping plate 14
Wing plate 15
Printing scraper 16
Standing part 161
Elastic part 162
Straight seamed edge 163
Detailed description of the invention
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of description, and can become apparent for allowing above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Fig. 1 is the stereogram of the printing scraper assembly of the utility model embodiment.Fig. 2 is the exploded view of the printing scraper assembly of Fig. 1.In the present embodiment, printing scraper assembly 1 comprises:
Printing scraper seat 11, comprises tool rest part and blade holder part, and two described parts can relatively rotate.Blade holder part has the assembling face 111 of inclination, by the inclination assembling face of above-mentioned rotation adjustment blade holder part and the angle of printing plane.Tool rest part and the relatively turnable angular range of blade holder part are-15 ~ 15 degree, thus the adjustable angle scope making the inclination of blade holder part assemble face and printing plane is 35 ~ 65 degree.Blade holder part has the assembling face of inclination, this assembling face is provided with 2 alignment pins 12 and 5 screws 13, alignment pin and screw arrange along a horizontal line, and 5 screws are distributed in the length direction of printing scraper standing part, and 2 alignment pins are symmetrically distributed in the center line both sides of printing scraper holder.
Scraper clamping plate 14, have corresponding to the above-mentioned knife rest assembling alignment pin in face and the perforate of screw; The width of scraper clamping plate is greater than the standing part width of printing scraper, and covers the elastic part of printing scraper.The lower seamed edge distance of the elastic part of the lower along the line and printing scraper of scraper clamping plate is 0.5 to 3 centimetre.
Detachable wing plate 15, is arranged at the both sides of printing scraper seat, forms angle with printing scraper seat, for collecting ink on half tone or slurry; Wing plate comprises metallic member and elastic part, and above-mentioned elastic part is directly bonded on metallic member, avoids slurry contamination doctor assemblies.The shape of wing plate is square, and embowment relatively.Wing plate is installed by the dovetail groove of the rear side of printing scraper seat, and is fastened by bolts.
Coordinate the printing scraper 16 that above-mentioned tool rest uses, comprising: standing part 161, be arranged at the upper end of printing scraper, have corresponding to the above-mentioned knife rest assembling alignment pin in face and the perforate of screw; Elastic part 162, be arranged at printing scraper lower end, wherein this elastic part has straight seamed edge 163, and this seamed edge is parallel to above-mentioned horizontal line; Its standing part comprises two different parts of thickness, and the part that thickness is larger is arranged at the upper end of standing part, and the perforate of above-mentioned alignment pin and screw is positioned at this part, for better fixed doctor; The part that thickness is less can strengthen scraper flexibility, makes it more to fit printing surface.The part that standing part is corresponding with scraper clamping plate with the thickness of elastic part adapts, and printing scraper can be fastened on the knife rest of printing scraper seat by scraper clamping plate.
The screw perforate being positioned at printing scraper standing part is 3 or 5, and is distributed in the length direction of printing scraper standing part; Multiple perforates of alignment pin are 2 or 4, are symmetrically distributed in the lengthwise centers line of printing scraper.
The tool rest part of printing scraper assembly and the material of blade holder part are metal, preferred stainless steel.The material of printing scraper standing part is glass mat, and elastic part is rubber.
In sum, printing scraper, by horizontal alignment pin and screw, can be carried out horizontal location by printing scraper assembly of the present utility model.The tool rest part of printing scraper seat and blade holder part can relatively rotate, thus the inclination assembling face of adjustment blade holder part and the angle of printing plane, make it better to adapt to printing surface.
Arranging of wing plates on two sides can save ink or slurry, and the difformity of wing plate and angle go for dissimilar ink or slurry.Wing plate and printing scraper seat adopt dovetail groove to load and unload, and make it to regulate height in the vertical direction.The metallic member of wing plate and elastic part are directly bonded on metallic member, avoid slurry permeated by set bolt and pollute doctor assemblies.Wing plate can be one-body molded with printing scraper seat in other embodiments.The shape of wing plate also can be triangle, trapezoidal or other shapes be suitable for.And also can embowment under these suitable shapes.
In addition, the width of scraper clamping plate is greater than the standing part width of printing scraper, and covers the elastic part of printing scraper.This structure can strengthen the integral rigidity of doctor assemblies, and the pollution avoiding slurry to be infected with scraper causing.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to any simple modification that technical spirit of the present utility model is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.