CN218535982U - Tool for printing down screen - Google Patents
Tool for printing down screen Download PDFInfo
- Publication number
- CN218535982U CN218535982U CN202222358827.2U CN202222358827U CN218535982U CN 218535982 U CN218535982 U CN 218535982U CN 202222358827 U CN202222358827 U CN 202222358827U CN 218535982 U CN218535982 U CN 218535982U
- Authority
- CN
- China
- Prior art keywords
- flexible sheet
- flexible
- tool
- printing down
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
The utility model discloses a screen printing plate burning jig, which comprises a first flexible sheet and a second flexible sheet which are vertically aligned together; a cavity is formed between the first flexible sheet and the second flexible sheet; air in the cavity can be exhausted from the joint between the first flexible sheet and the second flexible sheet along the horizontal direction. The utility model discloses a tool is in the same place first flexible piece and the flexible piece of second upper and lower combination through the mode that closes, makes the air in the cavity can follow the horizontal direction and discharge from the junction between first flexible piece and the flexible piece of second, makes the tool have good exhaust function, makes the tool can compress tightly half tone space of a whole page, film and glass board better, has guaranteed good imaging quality.
Description
Technical Field
The utility model relates to the field of printing technology, especially a half tone is tool for printing down.
Background
The screen printing process is the work of printing the pictures and texts on the film carrying the pictures and texts on the screen printing plate coated with the photosensitive material through the exposure of ultraviolet light by the printing machine. The work of this link, if neglected with the half tone screen plate space of a whole page, closely paste between film and the glass board, do not use the clamp plate, or the clamp plate material that uses, the shape is not good, can not make the half tone screen plate space of a whole page, accomplish seamless close paste real-time between film and the glass board, ultraviolet light will pass through small gap, refract to on the photosensitive emulsion in non-exposure area, during the development, non-exposure area receives lateral wall light leak refraction solidification, wash not to fall, the sawtooth edge that inner electrode lines edge is not smooth will appear, the printing lines edge, the sawtooth edge that is not smooth can appear equally.
The printing down process that generally adopts compresses tightly tool material has: rubber pad, bubble cotton, acrylic plate etc. its shape only chooses the smooth individual layer of different thickness for use, there is the defect, because the individual layer levelling plate promptly, when printing down the version, use the evacuation in-process, often the sola flat board compresses tightly the tool edge and is inhaled tightly earlier, the air discharge of blocking up the mid portion, because mid portion micro bubble separates and hinders, the gauze face, the film, the glass board does not have the inseparable reality in the true sense, the tiny gap appears, ultraviolet ray passes through the gap during exposure, the lateral wall is rolled over to the lines edge that should not expose, lead to the half tone edge that the half tone appears unsmooth.
The precise screen plate printing-down clamp disclosed in patent document with publication number CN106094428A comprises an elastic sheet with an arc-shaped section, a positioning clamping piece and a square clamp bracket sleeved in the pair of positioning clamping pieces; the positioning clamping piece is L-shaped in section and is oppositely arranged, and two opposite side edges of the clamp bracket are covered in the positioning clamping piece; a layer of black rubber cotton is arranged on the outer side surface of the elastic sheet. This accurate otter board shines board anchor clamps and presses at half tone scraper face at the printing down in-process, under the atress circumstances, the fixed point position and the half tone contact of the central radian of only flexure strip, when the printing down machine evacuation, printing down machine rubber skin exerts pressure for this anchor clamps support upper surface, the flexure strip takes place deformation, the flexure strip slowly stretches to both sides from central point with the half tone contact surface, residual air between film and the half tone sensitization rete is followed by slowly accumulating and is pressed out, make film and half tone sensitization rete closely laminate, thereby make 100% of pattern on the film shine on half tone sensitization rete, thereby can guarantee to obtain good image quality.
The anchor clamps support cover of above-mentioned technique is established in the location fastener, and the cross-section of location fastener is the L type, air between flexure strip and the anchor clamps support will be followed the gap between anchor clamps support and the location fastener and upwards discharged, when the evacuation, anchor clamps support edge fully laminates and extrudees the flexure strip, air between flexure strip and the anchor clamps support can't be followed the gap between anchor clamps support and the location fastener and discharged, meanwhile, the rubber cloth is laminated the anchor clamps upper surface from the anchor clamps top again, block up the gas vent, the exhaust effect receives very big influence, anchor clamps can not compress tightly the half tone plate space of a whole page well, film and glass board, influence the imaging quality.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims to provide a: the jig for screen printing down has a good exhaust function, can tightly press and stick a screen surface, a film and a glass plate, and ensures the imaging quality.
The utility model discloses a technical scheme that the solution problem adopted is:
a jig for screen printing plate burning comprises a first flexible sheet with a concave middle part and a second flexible sheet with a convex middle part, wherein the first flexible sheet is arranged right below the second flexible sheet; a cavity is formed between the first flexible sheet and the second flexible sheet; air in the cavity can be discharged from the contact between the first flexible sheet and the second flexible sheet along the horizontal direction.
The first flexible sheet is in a disc shape with an upward bent edge, and the edge of the first flexible sheet is attached to the second flexible sheet.
The second flexible sheet is in a disc shape with the edge bent downwards, and the edge of the second flexible sheet is attached to the edge of the first flexible sheet.
The first flexible sheet and the second flexible sheet are identical in shape and size.
After vacuumizing, two opposite surfaces of the first flexible sheet and the second flexible sheet can be tightly attached.
The thickness of the first flexible sheet and the thickness of the second flexible sheet are both 1.5-2.5mm.
The first flexible sheet and the second flexible sheet are both made of black PC boards.
The beneficial effects of the utility model are that: the utility model discloses a tool is in the same place first flexible piece and the flexible piece of second upper and lower combination through the mode that closes, makes the air in the cavity discharge from the junction between first flexible piece and the flexible piece of second along the horizontal direction, makes the tool have good exhaust function, makes the tool can compress tightly the half tone space of a whole page, film and glass board better, has guaranteed good imaging quality.
Drawings
The invention will be further explained with reference to the description of the drawings and the detailed description.
FIG. 1 is a schematic sectional view of the structure of the preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of a printing down process tool application;
FIG. 3 is a schematic sectional view of the shape change before and after the evacuation process of the present invention;
in the figure: 1-first flexible sheet, 2-second flexible sheet, 3-cavity, 4-stainless steel wire net, 5-photosensitive emulsion coating, 6-film and 7-plate copying machine glass plate.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 3, a jig for screen printing includes a first flexible sheet 1 and a second flexible sheet 2 which are aligned up and down; a cavity 3 is formed between the first flexible sheet 1 and the second flexible sheet 2; air in the cavity 3 can be discharged in a horizontal direction from the joint between the first flexible sheet 1 and the second flexible sheet 2. The utility model discloses a tool is in the same place first flexible piece 1 and the flexible piece of second 2 upper and lower combination through the mode that closes, makes the air in the cavity 3 can follow the horizontal direction and discharge from the junction between first flexible piece 1 and the flexible piece of second 2, makes the tool have good exhaust function, makes the tool can compress tightly half tone face of a whole page, film 6 and glass board better, has guaranteed good imaging quality.
The first flexible sheet 1 is in a disc shape with an upward bent edge, and the edge of the first flexible sheet 1 is attached to the second flexible sheet 2. After the half tone is placed to first flexible piece 1, the edge sets up, the dish-shaped shell fragment characteristic that first flexible piece 1 had, evenly decrease progressively by inside to outside according to dish-shaped shell fragment stress distribution, can realize the characteristic of the high offset force effect of low stroke, at the printing frame in-process of bleeding, air in the airtight rubber cloth, slow taking out, the rubber cloth is also slowly applyed to the pressure of dish-shaped tool, and then reach under the dish-shaped tool piece by inside outside slow, thoroughly carminative effect.
The second flexible sheet 2 is in a disc shape with the edge bent downwards, and the edge of the second flexible sheet 2 is attached to the edge of the first flexible sheet 1. The disc-shaped involutory combination mode is characterized in that the combined disc-shaped jig is conical in axial downward force, has an excellent function of bearing a special disc-shaped elastic sheet of a load, stores certain potential energy after bearing load deformation, and can ensure the balance of the pressure of the plate surface of the disc-shaped jig when the disc-shaped elastic sheet releases partial potential energy to keep certain stable pressure according to the principle that the force of any point on the disc-shaped elastic sheet is equal, so that the purpose of pressing and sticking a net gauze surface, a film 6 and a glass plate is achieved, and meanwhile, the exposure process can be continuously and stably completed, and the sharp, straight and straight precision line edge of a high-precision net plate is met.
The first flexible sheet 1 and the second flexible sheet 2 are identical in shape and size. The flexible dish-shaped tool that has certain suitable radian that forms of first flexible piece 1 and the 2 bending of second flexible piece, the pliability is fine, two dish-shaped pieces of first flexible piece 1 and the 2 flexible pieces of second are to closing the combination mode, the dish-shaped shell fragment tool that the combination formed, and the mid portion is the arch bridge form, and the edge part coincide does not have the adhesive between the video disc, and the clearance is inseparable between the coincide.
After vacuumizing, two opposite surfaces of the first flexible sheet 1 and the second flexible sheet 2 can be tightly attached. The air in the cavity 3 is exhausted to straighten the first flexible sheet 1 and the second flexible sheet 2.
The thickness of the first flexible sheet 1 and the thickness of the second flexible sheet 2 are both 1.5-2.5mm, and the flexible sheets in the interval range have good toughness.
The first flexible sheet 1 and the second flexible sheet 2 are both made of black PC boards. The black PC board is selected, so that the black PC board has good ultraviolet ray absorption effect, and the ultraviolet ray refraction can be effectively avoided.
This practicality has chooseed the good PC board of black flexibility that is fit for thickness for use. The PC board with proper thickness and good flexibility can better conform to the stable change from bending to straightening, and achieves the aims of smoothly exhausting and tightly attaching the gauze surface, the film 6 and the glass board.
Referring to fig. 2, a schematic diagram of a stainless steel composite screen printing process, a dish-shaped jig is placed for exposure. The utility model provides a tool is placed on stainless steel net 4 surfaces, treats that the printing down machine blanket breathes in and tightens up the back, and the tool can be with the tight compaction of stainless steel net 4, film 6 and glass board.
Referring to fig. 3, when the printing down work begins, coat the photosensitive emulsion layer on the stainless steel net 4 face, the attached film 6 after drying, film 6 substrate face is downward, place on the printing down machine glass board 7 in parallel, place the utility model's tool again in the top of stainless steel net 4 face, the tool is the natural convex arch state this moment, pull down the straining of printing down machine upper cover, open the printing down machine, the evacuation begins, the airtight blanket air of printing down machine upper cover gradually reduces this moment, the blanket contracts thereupon, exert positive pressure F to the tool, tool atress F effect, decompose to F1, two directions of F2, first flexible piece 1 receives the pressure of second flexible piece 2, extend straight along central part both ends gradually, the air in cavity 3 also simultaneously along Q1, Q2 two exhaust directions discharge, gradually is the vacuum state along in the airtight, first flexible piece 1 and second flexible piece 2 also become straight, the tool is with the stainless steel net face, the film 6 closely pastes the diversion with the glass board this moment, wait for the vacuum blanket to open the real time, finish the exposure process, wait to open the automatic half-time.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a half tone is tool for printing down which characterized in that:
the flexible packaging structure comprises a first flexible sheet (1) with a concave middle part and a second flexible sheet (2) with a convex middle part, wherein the first flexible sheet (1) is arranged right below the second flexible sheet (2);
a cavity (3) is arranged between the first flexible sheet (1) and the second flexible sheet (2);
air in the cavity (3) can be discharged from the contact part between the first flexible sheet (1) and the second flexible sheet (2) along the horizontal direction.
2. The jig for screen printing down of claim 1, wherein:
the edge of the first flexible sheet (1) is attached to the second flexible sheet (2).
3. The jig for screen printing down of claim 2, wherein:
the edge of the second flexible sheet (2) is attached to the edge of the first flexible sheet (1).
4. The jig for screen printing down of claim 3, wherein:
the first flexible sheet (1) and the second flexible sheet (2) are identical in shape and size.
5. The jig for screen printing down of claim 4, wherein:
after vacuumizing, two opposite surfaces of the first flexible sheet (1) and the second flexible sheet (2) can be tightly attached.
6. The jig for screen printing down of claim 5, wherein:
the thickness of the first flexible sheet (1) and the thickness of the second flexible sheet (2) are both 1.5-2.5mm.
7. The apparatus for printing down a screen as claimed in any one of claims 1 to 6, wherein:
the first flexible sheet (1) and the second flexible sheet (2) are both black PC boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222358827.2U CN218535982U (en) | 2022-09-06 | 2022-09-06 | Tool for printing down screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222358827.2U CN218535982U (en) | 2022-09-06 | 2022-09-06 | Tool for printing down screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218535982U true CN218535982U (en) | 2023-02-28 |
Family
ID=85272228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222358827.2U Active CN218535982U (en) | 2022-09-06 | 2022-09-06 | Tool for printing down screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218535982U (en) |
-
2022
- 2022-09-06 CN CN202222358827.2U patent/CN218535982U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104656999B (en) | One kind bending touching display screen and its manufacturing process | |
| CN104656998B (en) | A kind of full laminating bending touching display screen and its manufacturing process | |
| CN218535982U (en) | Tool for printing down screen | |
| CN207408417U (en) | A kind of Western blotting exposure box | |
| SE465898B (en) | DOUBLE GLASS CONTACT COPY FRAME | |
| JPS57148689A (en) | Ink sheet for heat-sensitive copying | |
| WO2019127453A1 (en) | Method for repairing 3d printing sample surface, and pressure device | |
| CN209215867U (en) | Auxiliary exposure device, halftone and exposure sources | |
| CN208452500U (en) | Curved glass panel decorating film, which pastes, uses positioning device | |
| CN213353859U (en) | Hyperbolic honeycomb panel forming device | |
| GB1559650A (en) | Process for making reproductions of paintings and reproductions achieved with said process | |
| CN213798658U (en) | Fixing device for silk screen printing of camera glass sheets | |
| EP0350551A1 (en) | Mounting pictures to produce a domed surface | |
| CN216192023U (en) | Backing paper for mounting painting and calligraphy with glue | |
| JP3926408B2 (en) | Screen pressing tool and method for producing screen printing plate | |
| CN2516989Y (en) | 35B/16 deformation lens for motion picture film processing machine | |
| CN210859479U (en) | Frock is pasted to knurling film | |
| CN220616335U (en) | Film pasting component and film pasting device for volcanic vent structure | |
| CN103296445B (en) | The manufacture method of Meta Materials | |
| CN211293459U (en) | Display with reading clip function | |
| CN216544718U (en) | Multifunctional electronic product film pasting support | |
| CN206968148U (en) | A kind of flatness tests paper membrane | |
| CN2452042Y (en) | Artistic photosensitive developing-out paper | |
| JPH0353222Y2 (en) | ||
| JPS62196826A (en) | Exposure device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |