Screen printing jig
By designing a split screen printing fixture and utilizing a mold core replacement and guide surface positioning column structure, the problem of time-consuming and labor-intensive replacement of the overall fixture is solved, enabling convenient screen printing and space saving for multi-shaped electrochromic devices.
Patent Information
- Application Number
- CN202422954237.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-02
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-02
AI Technical Summary
The existing screen printing fixture is a single piece, which means that the entire fixture needs to be replaced when processing electrochromic devices of different shapes, which is time-consuming, labor-intensive and takes up a lot of storage space.
It adopts a split fixture design, which can be replaced by replacing the mold core. Combined with the setting of guide surface, positioning pin and positioning hole, it can be easily installed and disassembled.
It enables convenient screen printing operations on various electrochromic devices of different shapes, reducing storage space requirements and facilitating storage and operation.
Smart Images
Figure CN223520421U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the electrochromic technical field more specifically relates to silk screen printing fixture. BACKGROUND
[0002] Screen printing is the most adaptable and widely used printing method in the world. Through the screen as a base, through the method of photosensitive plate making, the screen printing plate with patterns is made, the printed clothes are placed on the printing table, the ink is transferred to the clothes through the screen printing plate by using the squeegee, the pattern is formed, for multi-color printing, the printing plate must be made for each ink color, and the various colors are applied to the separate layer. In the production process of the electrochromic device, silk printing needs to be performed on the transparent conductive layer (ITO) located in the upper layer, at this time, the electrochromic device needs to be fixed on the jig, and then the silk printing operation is facilitated.
[0003] The jig is provided with a placing groove matched with the shape of the electrochromic device, and a slot hole matched with the vacuum machine is arranged on the bottom of the jig, so that the electrochromic device is adsorbed by the vacuum machine, and a good fixing effect is obtained. However, the existing jig is usually of an integral type, and the integral jig has a large volume. When different shapes of electrochromic devices need to be operated, the entire jig needs to be replaced, which is time-consuming and laborious, and also occupies a large storage space, and is inconvenient to use. UTILITARIAN CONTENT
[0004] In view of the defects in the prior art, the utility model aims at providing a silk printing jig to overcome the above-mentioned defects in the prior art, and adopts a split type jig, and the replacement of the jig is completed by replacing the die, which is convenient to use.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:
[0006] The silk printing jig comprises a jig base and a die, the die is formed with a placing groove matched with the shape of the electrochromic device, a plurality of adsorption holes are penetrated through the die, and the adsorption holes are communicated with the placing groove; a slot hole is formed in the bottom of the jig base, a connecting groove is formed in the jig base, the slot hole and the connecting groove are communicated with each other, the connecting groove is used for placing the die, and a positioning assembly is arranged between the jig base and the die.
[0007] In the utility model, preferably, a flow guide groove is formed in the bottom of the die, arc-shaped flow guide surfaces are formed on the opposite two side walls of the flow guide groove, and the slope of the tangent line of the arc-shaped flow guide surface gradually decreases along the direction close to the adsorption hole.
[0008] In the utility model, preferably, the through groove is formed on the jig base body, the slot hole and the connecting groove are communicated through the through groove, the shape of the through groove is matched with the shape of the opening of the flow guide groove, and the position of the through groove is matched with the position of the flow guide groove.
[0009] In the utility model, preferably, the positioning assembly comprises a positioning column, the positioning column is fixedly connected with the jig base body in the connecting groove, and the mold core is provided with a positioning hole matched with the positioning column.
[0010] In the utility model, preferably, guiding surfaces are formed on the opposite two side walls of the connecting groove, and the guiding surfaces are used for guiding the mold core into the connecting groove.
[0011] In the utility model, preferably, the height of the positioning column is less than the depth of the connecting groove.
[0012] In the utility model, preferably, two side surfaces of the mold core adjacent to the guiding surfaces are exposed to the jig base body.
[0013] The utility model has the advantages of the following:
[0014] The utility model discloses a jig base body and a mold core are set up in split mode, when the jig needs to be replaced, the mold core can be replaced, one jig base body can be correspondingly provided with multiple mold cores, the silk-screen printing operation of the electrochromic device of multiple different shapes is realized, the storage space for storing the jig is obviously reduced, storage is facilitated, meanwhile, the guiding surface, the positioning column and the positioning hole are arranged, so that the installation and dismounting of the silk-screen printing jig are facilitated. DRAWINGS
[0015] Fig. 1 It is the overall structure schematic view of the jig base body and the mold core in the combined state in the embodiment;
[0016] Fig. 2 It is the structure schematic view of the first visual angle of the jig base body and the mold core in the split state in the embodiment;
[0017] Fig. 3 It is the structure schematic view of the second visual angle of the jig base body and the mold core in the combined state in the embodiment.
[0018] Reference signs:
[0019] 1, jig base body;101, connecting groove;102, through groove;103, slot hole;104, guiding surface;2, mold core;201, placing groove;202, adsorption hole;203, flow guide groove;204, arc-shaped flow guide surface;205, positioning hole;3, positioning column. Specific implementation mode
[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.
[0021] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or there can be intervening components. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or there can be intervening components. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components. The terms "vertical", "horizontal", "left", "right", and similar terms as used herein are for purposes of description only.
[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this description, the terms "therefore" and "because" are merely used to introduce an explanation of associated elements. The term "and / or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
[0023] Please also refer to Figs. 1 to 3 The embodiment provides a silk screen jig, which comprises a jig base body 1 and a die 2, the die 2 is formed with a placing groove 201 matched with the shape of an electrochromic device, a plurality of adsorption holes 202 are formed through the die 2, and the adsorption holes 202 are communicated with the placing groove 201; a groove hole 103 is formed in the bottom of the jig base body 1, a connecting groove 101 is formed in the jig base body 1, the groove hole 103 and the connecting groove 101 are communicated with each other, the connecting groove 101 is used for placing the die 2, and a positioning assembly is arranged between the jig base body 1 and the die 2. The jig base body 1 and the die 2 are arranged in a split mode, the die 2 can be replaced when the jig needs to be replaced, a plurality of dies 2 can be arranged in correspondence with one jig base body 1, silk screen operation is realized on electrochromic devices of different shapes, the storage space for storing the jig is obviously reduced, and storage is facilitated.
[0024] In the utility model, preferably, the bottom of the die core 2 is provided with a flow guide groove 203, arc-shaped flow guide surfaces 204 are formed on the opposite two side walls of the flow guide groove 203, and the slope of the tangent of the arc-shaped flow guide surfaces 204 gradually decreases along the direction close to the adsorption hole 202. The arc-shaped flow guide surfaces 204 play a flow guide role, the silk screen printing jig in the application adsorbs the electrochromic device on the die core 2 through the action of the vacuum machine, the setting of the guide surface 104 can increase the flow rate, further reduce the air pressure on the side of the die core 2 provided with the flow guide groove 203, and thus good adsorption and fixing effect is provided.
[0025] In the utility model, preferably, a through groove is formed in the jig base body 1, the slot hole 103 and the connecting groove 101 are communicated through the through groove, the shape of the through groove is matched with the shape of the opening of the flow guide groove 203, and the position of the through groove is matched with the position of the flow guide groove 203. The setting of the shape and position of the through hole 102 can reduce the contact area between the die core 2 and the joint between the jig body, and reduce the influence of the contact part on the adsorption and fixing effect.
[0026] In the utility model, preferably, the positioning assembly comprises a positioning column 3, the positioning column 3 is fixedly connected with the jig base body 1 in the connecting groove 101, and a positioning hole 205 matched with the positioning column 3 is formed in the die core 2. In the embodiment, the positioning column 3 is provided with two, and the two positioning columns 3 are arranged at the diagonal parts of the through hole 102.
[0027] In the utility model, preferably, guide surfaces 104 are formed on the opposite two side walls of the connecting groove 101, and the guide surfaces 104 are used for guiding the die core 2 into the connecting groove 101.
[0028] In the utility model, preferably, the height of the positioning column 3 is less than the depth of the connecting groove 101.
[0029] In the utility model, preferably, the two side surfaces of the die core 2 adjacent to the guide surfaces 104 are exposed to the jig base body 1, and the die core 2 is convenient to take.
[0030] Working principle:
[0031] The jig base body 1 is installed on the vacuum machine, then the die core 2 is placed in the connecting groove 101 through the cooperation of the positioning column 3 and the positioning hole 205, the flow guide groove 203 at the bottom of the die core 2 is aligned with the through groove on the jig base body 1 after placement, the electrochromic device is placed in the placement groove 201, the vacuum machine works to form negative pressure, and then the electrochromic device is fixed.
[0032] The above are only preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical scheme falling within the concept of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principles of the present application are also considered to be within the protection scope of the present application.
Claims
1. A screen printing jig, characterized by: The utility model provides a kind of electrochromic device production tooling, including jig base (1) and mould core (2), the mould core (2) is formed with the placement slot (201) of being adapted to the shape of electrochromic device on it, several suction holes (202) are passed through on the mould core (2), the suction hole (202) is communicated with the placement slot (201);The bottom of the jig base (1) is provided with slot hole (103), the jig base (1) is provided with connecting groove (101), the slot hole (103) and the connecting groove (101) are communicated with each other, the connecting groove (101) is used to place the mould core (2), and positioning assembly is arranged between the jig base (1) and mould core (2).
2. The silk screen printing jig of claim 1, wherein: The bottom of the mould core (2) is provided with flow guide groove (203), the opposite two side walls of the flow guide groove (203) are formed with arc flow guide surface (204), and the slope of tangent line of the arc flow guide surface (204) gradually decreases in the direction close to the suction hole (202).
3. The silk screen printing jig of claim 2, wherein: The jig base (1) is provided with through groove (102), the slot hole (103) and the connecting groove (101) are communicated by the through groove (102), the shape of the through groove (102) is adapted to the shape of the opening of the flow guide groove (203), and the position of the through groove (102) is adapted to the position of the flow guide groove (203).
4. The silk screen printing jig of claim 1, wherein: The positioning assembly includes positioning column (3), the positioning column (3) is fixedly connected with the jig base (1) in the connecting groove (101), and the mould core (2) is provided with positioning hole (205) adapted to the positioning column (3).
5. The silk screen printing jig of claim 4, wherein: The opposite two side walls of the connecting groove (101) are formed with guide surface (104), and the guide surface (104) is used to guide the mould core (2) into the connecting groove (101).
6. The silk screen printing jig of claim 5, wherein: The height of the positioning column (3) is less than the depth of the connecting groove (101).
7. The silk printing jig according to claim 5, wherein: The two side surfaces of the mould core (2) adjacent to the guide surface (104) are exposed to the jig base (1).