CN221113140U - Silk screen printing screen forming mechanism - Google Patents

Abstract

The utility model relates to the technical field of screen printing, in particular to a screen printing screen forming mechanism which is used for bending and forming a curved screen printing screen. The embodiment of the utility model is provided with the profiling jig, the profiling chute which is consistent with the trend of the bending path required by the screen printing plate is formed on the profiling jig, the screen printing plate is connected into the profiling chute in a sliding way through the end part of the profiling chute, and the screen printing plate can deform along with the trend of the profiling chute in the sliding way, so that the required bending trend is presented, and the shape of the screen printing plate and the shape of a printing object can be basically matched or even completely matched by the bending trend, thereby being very beneficial to realizing the precise printing of curved-surface products.

Description

Silk screen printing screen forming mechanism

Technical Field

The utility model relates to the technical field of screen printing, in particular to a screen printing screen forming mechanism.

Background

The existing screen printing screen (hereinafter referred to as screen printing screen) is of a plane fabric structure, and with the appearance of curved products, the market demand for printing on the curved products is increasing. While the traditional screen printing adopts a planar screen plate, so that complete pattern printing is difficult to directly implement on curved surface products, in particular, for the requirement of curved surface printing, the current practice in the industry is to manufacture a spliced curved surface screen plate, but the actual precision and the processing efficiency of the curved surface screen plate manufactured in this way are poor, and high-requirement precision printing is difficult to realize; therefore, development of a curved screen printing plate which can be suitable for curved surface printing is needed in the industry so as to better adapt to the appearance shape of a curved surface product and meet the requirement of precise printing of the curved surface product.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a screen printing screen forming mechanism which can conveniently bend and form a screen printing screen to obtain a required curved surface shape, thereby meeting the precision printing requirement of curved surface products.

The screen printing plate forming mechanism is used for bending and forming a curved screen printing plate and comprises a profiling jig, a profiling chute is formed on the profiling jig, the profiling chute extends along a specified path, at least one end of the profiling chute is communicated with the outside, the specified path is matched with the profile of the screen printing plate to be bent, and the profiling chute is used for slidably inserting the screen printing plate.

The screen printing plate forming process provided by the embodiment of the utility model has at least the following beneficial effects:

the embodiment of the application is provided with the profiling jig, the profiling chute which is consistent with the trend of the bending path required by the screen printing plate is formed on the profiling jig, the screen printing plate is connected into the profiling chute in a sliding way through the end part of the profiling chute, and the screen printing plate can deform along with the trend of the profiling chute in the sliding way, so that the required bending trend is presented, and the shape of the screen printing plate and the shape of a printing object can be basically matched or even completely matched by the bending trend, thereby being very beneficial to realizing the precise printing of curved-surface products.

According to some embodiments of the present utility model, a profiling jig includes a pressing member combination provided with a first profiling pressing member and a second profiling pressing member, the first profiling pressing member is provided on one side of the second profiling pressing member with a space therebetween, two wall surfaces of the first profiling pressing member and the second profiling pressing member facing each other are respectively provided to extend along a prescribed path, and a profiling chute is formed between the first profiling pressing member and the second profiling pressing member.

According to some embodiments of the utility model, the number of press combinations is two and the two press combinations are disposed in opposition such that two profiling runners are disposed in opposition and the two profiling runners are respectively for plugging the sides of the screen.

According to some embodiments of the utility model, the first profiling die comprises a plurality of first profiling dies connected with each other, the second profiling die comprises a plurality of second profiling dies connected with each other, and the plurality of first profiling dies and the plurality of second profiling dies are all arranged along the depth direction of the profiling sliding groove; the two opposite wall surfaces of the first profiling pressing piece and the second profiling pressing piece are respectively arranged along a designated path in an extending mode to form a profiling sliding groove.

According to some embodiments of the utility model, the first plurality of profiled sheeting and the second plurality of profiled sheeting are each in a spaced arrangement.

According to some embodiments of the utility model, the first profiling die is disposed above the second profiling die, and the two profiling slide grooves are disposed at equal heights.

According to some embodiments of the utility model, the screen printing plate forming mechanism further comprises two side limit combinations, each pressing piece combination is provided with a side limit combination on one side facing the other pressing piece combination, each side limit combination comprises a first limit piece and a second limit piece, the first limit piece is arranged on one side of the second limit piece in a spaced mode, two opposite wall surfaces of the first limit piece and the second limit piece are respectively arranged along a designated path in an extending mode, a screen sliding groove is formed between the first limit piece and the second limit piece, the screen sliding groove is communicated with the profiling sliding groove, and the groove width of the screen sliding groove is smaller than that of the profiling sliding groove.

According to some embodiments of the utility model, the screen printing plate forming mechanism further comprises a front end limiting assembly comprising a front end baffle plate disposed between the two pressing member assemblies and located on a front side of the designated path, the front end baffle plate being adapted to abut against a front end of the screen printing plate.

According to some embodiments of the utility model, the screen printing plate forming mechanism further comprises a rear end limiting assembly comprising a rear end baffle detachably disposed between the two pressing member assemblies and located at a rear side of the designated path, the rear end baffle being configured to prevent the screen printing plate from slipping rearward.

According to some embodiments of the utility model, the screen printing plate forming mechanism further comprises a frame, and the frame is wound on the outer sides of the profiling jig, the front end limiting combination and the rear end limiting combination.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a screen forming mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a screen printing plate forming mechanism according to one embodiment of the utility model (without side limiting assembly);

FIG. 3 is a schematic diagram of a printing material according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a screen printing plate according to one embodiment of the utility model;

FIG. 5 is a screen printing state diagram of a screen forming mechanism according to one embodiment of the utility model;

FIG. 6 is a top view of a screen printing plate forming mechanism according to one embodiment of the utility model;

FIG. 7 is a cross-sectional view taken about A-A of FIG. 6 in accordance with an embodiment of the present utility model;

FIG. 8 is a B-B cross-sectional view of FIG. 6 in accordance with one embodiment of the present utility model;

FIG. 9 is an enlarged view of a portion of FIG. 8 at C in accordance with an embodiment of the present utility model;

FIG. 10 is a partial enlarged view of the portion D of FIG. 7 according to an embodiment of the present utility model;

fig. 11 is a partial enlarged view of fig. 7 according to an embodiment of the present utility model.

Reference numerals:

A screen printing plate 100; a wire mesh 110; a frame strip 120; profiling jig 200; profiling chute 210; a press assembly 220; a first profiling follower 221; a first contoured preform 221a; a second profiling follower 222; a second contoured preform 222a; a side limit assembly 300; a first stopper 310; a second stopper 320; a wire mesh chute 330; a front end limit assembly 400; a front end baffle 410; a front upper platen 420; a front end lower platen 430; a rear end limiting assembly 500; a rear end baffle 510; a rear upper platen 520; a rear end lower pressure plate 530; a frame 600; a substrate 700.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

In the description of the present utility model, the descriptions of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1, the screen printing plate forming mechanism according to the application is used for bending and forming a curved screen printing plate 100, and comprises a profiling jig 200, wherein a profiling chute 210 is formed on the profiling jig 200, the profiling chute 210 extends along a designated path, at least one end of the profiling chute 210 is communicated with the outside, the designated path is matched with the profile of the screen printing plate 100 to be bent, and the profiling chute 210 is used for slidably inserting the screen printing plate 100.

Referring to fig. 2, the embodiment of the present application is provided with a profiling fixture 200, a profiling chute 210 consistent with the required bending path trend of the screen printing plate 100 (see fig. 3) is formed on the profiling fixture 200, and the screen printing plate 100 is slid into the profiling chute 210 through the end of the profiling chute 210, so that the screen printing plate 100 deforms along with the trend of the profiling chute 210 (see fig. 5) in the sliding process, thereby presenting the required bending trend, and the bending trend can enable the screen printing plate 100 to be substantially identical to or even completely identical to the shape of the printing object 700 (see fig. 4), which is very beneficial to realizing the precise printing of curved surface products.

It should be noted that the screen printing plate 100 according to the embodiment of the application should have the property of being bendable and shaped, so as to be able to maintain a bent state after being inserted into the profiling chute 210, so as to obtain a desired curved surface shape. Specifically, the wire mesh 110 or the elongated metal frame strips 120 are arranged on the surface of the wire mesh 110 to be bent, so as to achieve the effect of bending the screen printing plate 100.

Referring to fig. 2, referring to the structure of the profiling jig 200, the profiling jig 200 includes a pressing member assembly 220, wherein the pressing member assembly 220 is provided with a first profiling pressing member 221 and a second profiling pressing member 222, the first profiling pressing member 221 is arranged at one side of the second profiling pressing member 222 at a spacing, two opposite wall surfaces of the first profiling pressing member 221 and the second profiling pressing member 222 are respectively arranged along a designated path in an extending manner, and a profiling chute 210 is formed between the first profiling pressing member 221 and the second profiling pressing member 222.

In other embodiments, only one profiling chute 210 is formed on the profiling jig 200, the extending path of the profiling chute 210 is the same as the path of the screen plate 100 to be bent, and taking the case that the screen plate 100 needs to be bent in the length direction, the width of the profiling chute 210 should be close to the width of the screen plate 100, and by sliding the screen plate 100 into the profiling chute 210 as a whole, the screen plate 100 can be bent to be consistent with the extending path of the profiling chute 210.

Referring to fig. 2, in the embodiment of the present application, the number of the pressing members 220 is two, and the two pressing members 220 are disposed opposite to each other, so that the two profiling sliding grooves 210 are disposed opposite to each other, and the two profiling sliding grooves 210 are respectively used for plugging the sides of the screen 100. In order to reduce damage to the printed pattern in the middle of the screen 110, the two side portions of the screen 110 are bent, so that friction with the surface of the screen 110 can be reduced as much as possible, and the printed pattern on the surface of the screen 110 can be protected. Therefore, in the embodiment of the present application, the profiling chute 210 is disposed corresponding to the side portion of the screen printing plate 100, and two sets of pressing members 220 are disposed to bend two opposite side portions of the screen printing plate 100, so that the screen printing plate 100 can obtain a curved surface appearance as a whole, and the shape of the screen printing plate 100 can be substantially identical to, or even completely identical to, the shape of the printing object 700, which is very beneficial to the precision printing of the curved surface printing object 700, because the two opposite side portions of the screen printing plate 100 are bent and deformed.

The first profiling pressing piece 221 includes a plurality of first profiling pressing pieces 221a connected to each other, the second profiling pressing piece 222 includes a plurality of second profiling pressing pieces 222a connected to each other, and the plurality of first profiling pressing pieces 221a and the plurality of second profiling pressing pieces 222a are all arranged along a depth direction (the depth direction is perpendicular to the extending direction) of the profiling slide groove 210; the two opposite wall surfaces of the first profiling pressing piece 221a and the second profiling pressing piece 222a are respectively extended along a designated path to form the profiling sliding chute 210. The first profiling pressing pieces 221a and the second profiling pressing pieces 222a are respectively arranged at intervals. The embodiment of the application utilizes a plurality of pressing sheets to form the pressing piece, can effectively press or squeeze the side part of the screen printing plate 100 to deform, simultaneously reduces the weight of the pressing piece as much as possible, and is beneficial to controlling the production cost; according to the principle, a plurality of through holes can be formed in the pressing sheet, and the weight of the pressing sheet is further reduced on the basis of guaranteeing the overall strength.

Of course, in other embodiments, the first profiling pressing member 221 and the second profiling pressing member 222 may also be in a block structure to be matched with the side of the screen 100, which can also have the effect of bending the screen 100, so the specific structure of the first profiling pressing member 221 and the second profiling pressing member 222 is not limited by the present utility model.

It is added that the first profiling pressing piece 221 is recommended to be arranged above the second profiling pressing piece 222, and the two profiling sliding grooves 210 are arranged at the same height, so that the profiling sliding grooves 210 are arranged as horizontally as possible, and the running stability of the screen printing plate 100 and the stress uniformity of bending forming are maintained.

Referring to fig. 6 and 7, the screen printing plate forming mechanism further includes two side limit combinations 300, each pressing member combination 220 is provided with a side limit combination 300 on a side facing the other pressing member combination 220, each side limit combination 300 includes a first limit member 310 and a second limit member 320, the first limit member 310 is arranged on one side of the second limit member 320 at a spacing, two opposite wall surfaces of the first limit member 310 and the second limit member 320 are respectively arranged along a designated path in an extending manner, a screen chute 330 is formed between the first limit member 310 and the second limit member 320, the screen chute 330 is communicated with the profiling chute 210, and the width of the screen chute 330 is smaller than that of the profiling chute 210.

Referring to fig. 4, according to the conventional structure of the screen 100, the screen 100 includes a screen 110 and frame strips 120 surrounding the screen 110, and the thickness of the frame strips 120 is greater than that of the screen 110, and taking an example in which the rectangular screen 100 is required to be folded in the length direction, referring to fig. 8 and 9, in the embodiment of the present application, profiling sliding grooves 210 are provided to cooperate with the frame strips 120 on the left and right sides of the screen 110, and the two side frame strips 120 are folded into a desired shape through the extending paths of the profiling sliding grooves 210, wherein, in order to reduce the risk of shifting the screen 100 left and right, in the embodiment of the present application, the screen sliding grooves 330 are further provided to cover the area of the screen 110 adjacent to the frame strips 120, and the groove width of the profiling sliding grooves 210 is adapted to the thickness of the frame strips 120, and the groove width of the screen sliding grooves 330 is adapted to the thickness of the screen 110, so that the side walls of the first limiting members 310 and the second limiting members 320 can abut the side walls of the frame strips 120, respectively, to prevent the screen 100 from shifting left and right.

Referring to fig. 10, the screen printing plate forming mechanism further includes a front end limiting assembly 400, the front end limiting assembly 400 includes a front end baffle 410, the front end baffle 410 is disposed between the two pressing member assemblies 220 and located at the front side of the designated path, and the front end baffle 410 is configured to abut against the front end of the screen printing plate 100 to define the maximum sliding contact distance of the screen printing plate 100. The front end limiting assembly further includes a front end upper platen 420 and a front end lower platen 430, the front end upper platen 420 and the front end lower platen 430 respectively sandwich the front end baffle 410 and are connected to the top surface and the bottom surface of the front end baffle 410 respectively by fastening means such as bolts, the front end upper platen 420 and the front end lower platen 430 should be set to be consistent with the thickness of the frame strip 120 of the screen printing plate 100, and after limiting is completed, the front end upper platen 420 and the front end lower platen 430 are pressed against the frame strip 120 by tightening the bolts or the like, so that the front end of the screen printing plate 100 is fixed, so that the screen printing plate 100 is not easily deflected, and the subsequent precision printing is facilitated.

When the screen 100 is pushed to the maximum sliding distance, the front end of the screen 100 will abut against the front end baffle 410, and the front end baffle 410 prevents the screen 100 from moving forward, and then the rear end baffle 510 is mounted on the rear side of the two pressing members 220, and the rear end baffle 510 abuts against the rear end of the screen 100 according to the preset length of the screen 100 or the cutting, so that the movement of the screen 100 in the plane direction can be restrained, and thus the running position is not easy to occur in the screen printing process, which is beneficial to maintaining the printing precision.

Referring to fig. 11, the screen printing plate forming mechanism further includes a rear end limiting assembly 500, the rear end limiting assembly 500 includes a rear end baffle 510, the rear end baffle 510 is detachably disposed between the two pressing member assemblies 220 and located at the rear side of the designated path, and the rear end baffle 510 is used for preventing the screen printing plate 100 from slipping backwards. Similarly, the rear end limiting assembly further includes a rear end upper platen 520 and a rear end lower platen 530, the rear end upper platen 520 and the rear end lower platen 530 respectively sandwich the rear end baffle 510 and protrude from the rear end baffle 510, the front end upper platen 420 and the front end lower platen 430 are detachably connected to the top and bottom surfaces of the front end baffle 410 respectively by fasteners such as bolts, and the rear end upper platen 520 and the rear end lower platen 530 are pressed toward the frame bar 120 by tightening the bolts or the like after the screen 100 is slid to be abutted against the front end baffle 410, thereby fixing the rear end of the screen 100.

Wherein, the front end limiting assembly 400 and the rear end limiting assembly 500 are connected in a detachable manner, for example, by bolts respectively connected with the two pressing piece assemblies 220 or the frame 600 (see later description), and according to the detachable arrangement, the silk screen printing screen 100 with different widths can be adapted by replacing the front end baffle 410 and the rear end baffle 510 with different lengths; more importantly, according to the detachable arrangement, the front end baffle 410 and the rear end baffle 510 with different thicknesses can be replaced to adapt to the screen printing plate 100 with different thicknesses, so that the universality of the forming mechanism is improved.

In addition, the screen printing screen forming mechanism further comprises a frame 600, wherein the frame 600 is wound on the outer sides of the profiling jig 200, the front end limiting assembly 400 and the rear end limiting assembly 500, and the frame 600 can enclose the outer side surfaces of the profiling jig 200, the front end limiting assembly 400 and the rear end limiting assembly 500 to prevent the profiling jig 200, the front end limiting assembly 400 and the rear end limiting assembly 500 from external interference. Wherein, be equipped with a plurality of installation through-hole on the frame 600, be equipped with the baffle screw hole on front end baffle 410 and the rear end baffle 510, the baffle screw hole corresponds the setting with the installation through-hole, through with the bolt run through the installation through-hole and screw in corresponding baffle screw hole, can realize the installation of front end baffle 410, rear end baffle 510 and frame 600.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model. Furthermore, embodiments of the utility model and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. The screen printing screen forming mechanism is characterized in that the mechanism is used for bending and forming a curved screen printing screen and comprises:

The copying jig is provided with a copying chute, the copying chute extends along a specified path, at least one end of the copying chute is communicated with the outside, and the specified path is matched with the curved profile of the screen printing screen.

2. The screen printing plate forming mechanism of claim 1, wherein the profiling jig comprises a pressing member combination provided with a first profiling pressing member and a second profiling pressing member, the first profiling pressing member is arranged on one side of the second profiling pressing member in a spaced mode, two opposite wall surfaces of the first profiling pressing member and the second profiling pressing member are respectively arranged along the appointed path in an extending mode, and the profiling sliding groove is formed between the first profiling pressing member and the second profiling pressing member.

3. The screen printing plate forming mechanism of claim 2, wherein the number of the pressing member combinations is two, and the two pressing member combinations are arranged oppositely, so that the two profiling sliding grooves are arranged oppositely, and the two profiling sliding grooves are respectively used for being inserted into side parts of the screen printing plate.

4. The screen printing plate forming mechanism of claim 2, wherein the first profiling press comprises a plurality of interconnected first profiling press sheets, the second profiling press comprises a plurality of interconnected second profiling press sheets, and the plurality of first profiling press sheets and the plurality of second profiling press sheets are all arranged along a depth direction of the profiling chute; the two opposite wall surfaces of the first profiling pressing piece and the second profiling pressing piece are respectively arranged along the appointed path in an extending mode so as to form the profiling sliding groove.

5. The screen printing plate forming mechanism of claim 4, wherein the plurality of first profiling press sheets and the plurality of second profiling press sheets are arranged at intervals.

6. The screen printing plate forming mechanism of claim 4, wherein the first profiling press is arranged above the second profiling press, and the two profiling sliding grooves are arranged at equal heights.

7. The screen printing plate forming mechanism of claim 2, further comprising two side limit combinations, wherein each of the pressing member combinations is provided with the side limit combination on a side facing the other pressing member combination, each of the side limit combinations comprises a first limit piece and a second limit piece, the first limit piece is arranged on one side of the second limit piece at intervals, two opposite wall surfaces of the first limit piece and the second limit piece are respectively arranged along the appointed path in an extending mode, a screen chute is formed between the first limit piece and the second limit piece, the screen chute is communicated with the profiling chute, and the width of the screen chute is smaller than that of the profiling chute.

8. The screen printing plate forming mechanism of claim 2, further comprising a front end stop assembly including a front end baffle disposed between two of the press member assemblies and on a front side of the prescribed path, the front end baffle being adapted to abut a front end of the screen printing plate.

9. The screen printing plate forming mechanism of claim 8, further comprising a rear end stop assembly including a rear end baffle removably disposed between two of the press member assemblies and positioned on a rear side of the prescribed path, the rear end baffle being adapted to prevent the screen printing plate from slipping rearward.

10. The screen printing plate forming mechanism of claim 9, further comprising a frame, wherein the frame is wound outside the profiling jig, the front end limiting assembly and the rear end limiting assembly.