CN220290025U

CN220290025U - Stripping mechanism

Info

Publication number: CN220290025U
Application number: CN202321922799.0U
Authority: CN
Inventors: 刘泽
Original assignee: Suzhou New Dimension Micro Nano Technology Co ltd
Current assignee: Suzhou New Dimension Micro Nano Technology Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-01-02
Anticipated expiration: 2033-07-20

Abstract

The utility model discloses a demolding mechanism, which comprises: a support plate; the direct-drive linear module is fixedly arranged on the supporting plate along the stripping direction; the carrier module is arranged on the direct-drive linear module and used for placing a product to be taken off, and the product to be taken off comprises a substrate and a soft template; the support piece is fixedly arranged on the support plate; the stripping roller comprises a rotating shaft with two ends fixedly mounted on a supporting piece and a roller body rotatably mounted on the rotating shaft, a first meshing piece is arranged on the carrier module along the stripping direction, a second meshing piece matched with the first meshing piece is arranged on the roller body, and the roller body is arranged above the carrier module and used for winding and placing a soft template to strip a substrate and the soft template. The utility model provides a stripping structure, which has simple and compact structure and lower cost, can adjust the stripping angle while controlling the stripping speed and force so as to meet various stripping requirements, has good stripping effect and high yield, can reduce the labor cost and is beneficial to production popularization and use.

Description

Stripping mechanism

Technical Field

The utility model belongs to the technical field of stripping devices, and particularly relates to a stripping mechanism.

Background

In the field of nano imprinting and printing, when a soft template and a substrate are subjected to pattern transfer printing and are subjected to UV curing, the soft template and the substrate are separated, commonly called as demolding, and as the slightly-observed pattern is three-dimensional and has a certain inclination angle, the demolding is challenged, particularly in the field of large-format imprinting, the problem is particularly remarkable, one side of the soft template is manually pulled to tear off the soft template, so that the demolding strength, angle and speed cannot be kept uniform, the rejection rate of a finished product is very high, meanwhile, the efficiency is low, the demolding is not suitable for large-scale production, the strength and speed can be ensured if equipment (a pneumatic clamp, a mechanical arm and the like) is adopted, but the demolding angle is difficult to control and set, and the quality of the transferred pattern cannot be ensured.

Accordingly, in view of the above-described problems, it is necessary to provide a stripping mechanism.

Disclosure of Invention

In view of the above, an object of the present utility model is to provide a stripping mechanism.

In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:

a demolding mechanism, the demolding mechanism comprising:

a support plate;

the direct-drive linear module is fixedly arranged on the supporting plate along the stripping direction;

the carrier module is arranged on the direct-drive linear module and used for placing a product to be taken off, and the product to be taken off comprises a substrate and a soft template;

the support piece is fixedly arranged on the support plate;

the stripping roller comprises a rotating shaft with two ends fixedly mounted on the supporting piece and a roller body rotatably mounted on the rotating shaft, a first meshing piece is arranged on the carrier module along the stripping direction, a second meshing piece matched with the first meshing piece is arranged on the roller body, and the roller body is arranged above the carrier module and used for winding and placing a soft template to strip a substrate and the soft template.

In an embodiment, the length direction of the rotating shaft is perpendicular to the stripping direction.

In an embodiment, the demolding roller is a vacuum demolding roller, a plurality of adsorption holes are formed in the roller body, a vacuum suction nozzle is arranged on the rotating shaft, and an air path which is communicated with the adsorption holes and the vacuum suction nozzle is arranged in the vacuum demolding roller.

In one embodiment, a first air passage communicated with the vacuum suction nozzle is arranged in the rotating shaft, a second air passage communicated with the adsorption hole is arranged on the roller body, and the first air passage is communicated with the second air passage.

In an embodiment, the length direction of the adsorption hole is perpendicular to the stripping direction.

In an embodiment, the carrier module comprises a vacuum adsorption transfer table fixedly installed on the direct-drive linear module and a vacuum adsorption carrier arranged on the vacuum adsorption transfer table, and the vacuum adsorption carrier is provided with a containing groove for containing a product to be taken off.

In one embodiment, the vacuum adsorption transfer table is provided with a rack, and the roller body is provided with a gear matched with the rack.

In an embodiment, a third air channel is arranged in the vacuum adsorption transfer table, a fourth air channel is arranged in the vacuum adsorption carrying table, a first end of the fourth air channel is arranged at the bottom of the accommodating groove, and a second end of the fourth air channel is communicated with the third air channel.

In an embodiment, the direct-drive linear module comprises a motor, a slideway arranged along the demolding direction, and a movable piece arranged in the slideway and in linkage with the motor, and the carrier module is fixedly arranged on the movable piece.

In an embodiment, the demolding mechanism further comprises a first linear guide rail and a second linear guide rail which are oppositely arranged on two sides of the direct-drive linear module in the demolding direction, a plurality of first sliding blocks are slidably mounted on the first linear guide rail, a plurality of second sliding blocks are slidably mounted on the second linear guide rail, and the carrier module is fixedly mounted on the first sliding blocks and the second sliding blocks.

The utility model has the following beneficial effects:

the utility model provides a stripping mechanism which is simple and compact in structure, low in cost, wide in applicability, good in stripping effect and high in yield, can control stripping speed and force well, and simultaneously can regulate stripping angle, meets various stripping requirements, can reduce labor cost and is beneficial to production popularization and use.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

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

FIG. 2 is an enlarged view of a partial structure at A in FIG. 1;

FIG. 3 is a schematic perspective view of a vacuum stripping roll according to an embodiment of the utility model;

FIG. 4 is a schematic cross-sectional view of a vacuum stripping roll in accordance with one embodiment of the present utility model;

FIG. 5 is a schematic perspective view of a stage module according to an embodiment of the utility model;

FIG. 6 is a schematic perspective view of a vacuum chuck according to an embodiment of the utility model;

FIG. 7 is a schematic view of a vacuum chuck in a partial cross-sectional view according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a part of the stripping mechanism according to an embodiment of the utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the product of the application is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the embodiments of the present utility model, it should be further noted that, as used herein, the terms "first," "second," and the like do not denote any order or sequence, but rather are merely used to distinguish one element or operation from another.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The technical scheme of the utility model will be described below with reference to the accompanying drawings.

Referring to fig. 1 to 2, a stripping mechanism according to an embodiment of the present utility model includes:

a support plate 1;

the direct-drive linear module 2 is fixedly arranged on the support plate 1 along the stripping direction;

the carrier module 3 is arranged on the direct-drive linear module 2 and is used for placing a product 30 to be released, and the product 30 to be released comprises a substrate 301 and a soft template 302;

a support 4 fixedly mounted on the support plate 1;

the stripping roller 5, the stripping roller 5 includes a rotating shaft 51 with two ends fixedly installed on the supporting member 4 and a roller body 52 rotatably installed on the rotating shaft 51, a first engagement member 33 is arranged on the carrier module 3 along the stripping direction, a second engagement member 53 matched with the first engagement member 33 is arranged on the roller body 52, and the roller body 52 is arranged above the carrier module 3 and is used for winding and placing the soft template 302 to strip the substrate 301 and the soft template 302.

In this embodiment, one end of the soft mold plate 302 may be wound and fixed on the roll body 52 of the stripping roll 5, and the winding and fixing method may be as follows: the soft mold plate 302 is fixed on the roller body 52 by a human hand; or, fixing the soft template 302 on the roller body 52 by vacuum adsorption; or, the soft template 302 is fixed on the roller body 52 through a clamp and other structures, so that the technical effect of fixing the soft template 302 on the roller body 52 can be realized, and the soft template 302 can be fully wound on the roller body 52 in the later period. Then, the direct-drive linear module 2 is started, the carrier module 3 moves along the stripping direction under the action of the direct-drive linear module 2, the first meshing piece 33 also moves along the stripping direction, and the roller body 52 of the stripping roller 5 rotates around the rotating shaft 51 under the action of the first meshing piece 33 and the second meshing piece 53, so that the linear motion of the carrier module 3 is converted into the rotary motion of the roller body 52 around the rotating shaft 51, and the soft template 302 is wound on the roller body 52 round the rotating shaft 51, so that the substrate 301 and the soft template 302 are separated from each other.

It should be noted that, the supporting member 4 mainly fixes the demolding roller 5 above the stage assembly, the supporting member 4 may be a rod body with a fixed height along the Z-axis direction, or may be a structure with a height adjusting function, such as a height adjusting structure of servo, stepping or air cylinder, magnetic driving, hydraulic driving, etc., and both ends of the rotating shaft 51 are fixedly mounted on the supporting member 4, which is understood and accepted by those skilled in the art.

It can be understood that the stripping roller 5 in this embodiment is detachably mounted, so that a suitable size can be selected according to the actual situation of stripping, the stripping angle is also changed along with the diameter of the roller body 52 in the stripping roller 5, the stripping angle is adjusted, the mechanism has a simple structure and low cost, and can control the stripping speed and strength and simultaneously adjust the stripping angle, so that the applicability is wide, the stripping effect is good, and the yield is high.

In one or more embodiments, in order to facilitate the demolding, referring to fig. 1, the length direction of the rotating shaft 51 in this embodiment is perpendicular to the demolding direction. It should be noted that, in this embodiment, the length direction or the width direction of the carrier module 3 is approximately the same as the stripping direction, so when the length direction of the rotating shaft 51 is perpendicular to the stripping direction, the area of the soft mold plate 302 wound and covered on the roller body 52 is smaller, the soft mold plate 302 of the next circle can be covered on the soft mold plate 302 of the previous circle, which is beneficial to stripping, and the stripping roller 5 with the length of the roller body 52 larger than the size of the soft mold plate 302 can be provided, which is compact in structure and low in cost.

In one or more embodiments, in order to facilitate winding and fixing the soft mold plate 302, referring to fig. 3, the demolding roller 5 in this embodiment is a vacuum demolding roller 5, a plurality of adsorption holes 54 are formed on the roller body 52, a vacuum suction nozzle 55 is formed on the rotating shaft 51, and an air path communicating the adsorption holes 54 and the vacuum suction nozzle 55 is formed in the vacuum demolding roller 5. With this design, the soft mold plate 302 can be vacuum-absorbed onto the roller body 52.

In one or more embodiments, in order to achieve the air passage communication between the suction nozzle 55 and the suction hole 54, referring to fig. 4, a first air passage 56 communicating with the suction nozzle 55 is provided in the rotating shaft 51 in this embodiment, a second air passage 57 communicating with the suction hole 54 is provided on the roller 52, and the first air passage 56 communicates with the second air passage 57.

In one or more embodiments, referring to fig. 3 in combination with fig. 1, in order to enhance the stripping effect, the length direction of the adsorption hole 54 in this embodiment is perpendicular to the stripping direction. With this design, the soft mold plate 302 can be better adsorbed on the roller body 52, and the edge of the soft mold plate 302 wound on the roller body 52 can be approximately parallel to the length direction of the adsorption hole 54, so that the soft mold plate 302 can be wound on the roller body 52 conveniently.

In one or more embodiments, in order to facilitate quick placement of a plurality of products 30 to be released on the releasing mechanism, referring to fig. 5, the stage module 3 in this embodiment includes a vacuum adsorption transfer stage 31 fixedly mounted on the direct-drive linear module 2 and a vacuum adsorption stage 32 disposed on the vacuum adsorption transfer stage 31, where the vacuum adsorption stage 32 is provided with a receiving slot 321 for receiving the products 30 to be released.

According to the design, the product 30 to be released is accommodated on the vacuum adsorption carrying platform 32, the vacuum adsorption transfer platform 31 is fixed on the direct-drive linear module 2, a plurality of vacuum adsorption carrying platforms 32 can be placed on the vacuum adsorption transfer platform 31, and after the film release is finished, the next vacuum adsorption carrying platform 32 on which the product 30 to be released is placed can be quickly replaced on the vacuum adsorption transfer platform 31.

In one or more embodiments, in order to achieve synchronous movement of the roller 52 and the vacuum suction stage 32, referring to fig. 5 and referring to fig. 1 and 3, a rack is disposed on the vacuum suction transfer stage 31 in this embodiment, and a gear matching with the rack is disposed on the roller 52.

According to this design, the first engagement member 33 in the present embodiment is a rack, the second engagement member 53 is a gear, the vacuum adsorption stage 32 in the present embodiment moves along the stripping direction under the action of the needle and thread driving module, and the gear on the roller 52 and the rack are engaged with each other to rotate around the rotating shaft 51, so that synchronous movement of the vacuum adsorption stage 32 and the roller 52 is realized.

In one or more embodiments, in order to realize the air passage communication between the vacuum adsorption transfer stage 31 and the vacuum adsorption stage 32, referring to fig. 5 to 7, a third air passage (not shown in the drawings) is provided in the vacuum adsorption transfer stage 31 in this embodiment, a fourth air passage 322 is provided in the vacuum adsorption stage 32, a first end of the fourth air passage 322 is provided at a bottom of the accommodating groove 321, and a second end of the fourth air passage 322 is in communication with the third air passage.

In one or more embodiments, referring to fig. 8, the direct-drive linear module 2 in this embodiment includes a motor 21, a slide 22 disposed along a stripping direction, and a movable member 23 disposed in the slide 22 and mounted in linkage with the motor 21, where the stage module 3 is fixedly mounted on the movable member 23. According to the design, the carrier module 3 can be driven to move along the stripping direction by the direct-drive linear module 2.

Of course, the present utility model is not limited thereto, and the direct-drive linear module 2 may be a direct-drive linear module 2 with a linear driving function, such as a servo, a stepping, a cylinder, a magnetic driving, a hydraulic driving, etc. disposed along the stripping direction, which can achieve the purpose of the present utility model without departing from the design concept and the spirit of the present utility model, so those skilled in the art should understand that these technical solutions are all within the protection scope of the present utility model.

In one or more embodiments, in order to facilitate maintaining the horizontal position of the stage module 3 and preventing the stage module 3 from tilting when the stage module 3 is controlled to move along the stripping direction by the direct-drive linear module 2, referring to fig. 8, the stripping mechanism in this embodiment further includes a first linear guide 6 and a second linear guide 7 disposed on two sides of the direct-drive linear module 2 along the stripping direction, where a plurality of first sliders 61 are slidably mounted on the first linear guide 6, and a plurality of second sliders 71 are slidably mounted on the second linear guide 7, and the stage module 3 is fixedly mounted on the first sliders 61 and the second sliders 71.

In summary, the working principle of the demolding mechanism in the utility model is as follows:

firstly, a part of the soft template 302 is manually attached to the roller body 52 of the vacuum stripping roller 5, then the vacuum stripping roller 5 is vacuumized, the soft template 302 is adsorbed on the roller body 52, the direct-drive linear module 2 is started, the substrate 301 is adsorbed on the vacuum adsorption carrier 32, the vacuum adsorption carrier 32 is adsorbed on the vacuum adsorption transfer table 31, the vacuum adsorption transfer table 31 is driven by the direct-drive linear module 2 to move along the stripping direction, so that the substrate 301 is driven to move along the stripping direction, meanwhile, the roller body 52 of the vacuum stripping roller 5 and the vacuum adsorption transfer table 31 are mutually matched through a gear and a rack, the linear motion of the vacuum adsorption transfer table 31 is converted into the rotary motion of the roller body 52 around the rotary shaft 51, and the soft template 302 can be wound on the roller body 52 due to the rotation of the roller body 52, so that the stripping of the soft template 302 and the substrate 301 is completed.

Wherein, the control of the stripping angle can be realized by setting the radius of the roller 52 or setting the distance between the roller 52 and the carrier module 3; the stripping speed can be realized by adjusting the movement speed of the movable piece 23 in the direct-drive linear module 2; the stripping force can be realized by adjusting the moving speed of the movable piece 23 of the direct-drive linear module 2 and the torque of the motor 21.

The technical scheme shows that the utility model has the following beneficial effects:

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments in terms of embodiments, not every embodiment is provided with a separate technical solution, and this description is for clarity only, and those skilled in the art should consider the disclosure as a whole, and the technical solutions in the embodiments may be combined appropriately to form other embodiments that can be understood by those skilled in the art.

Claims

1. A stripping mechanism, characterized in that the stripping mechanism comprises:

a support plate;

the support piece is fixedly arranged on the support plate;

2. The stripping mechanism of claim 1, wherein the length direction of the spindle is perpendicular to the stripping direction.

3. The stripping mechanism as claimed in claim 1, wherein the stripping roller is a vacuum stripping roller, a plurality of adsorption holes are formed in the roller body, a vacuum suction nozzle is arranged on the rotating shaft, and a gas path communicating the adsorption holes and the vacuum suction nozzle is arranged in the vacuum stripping roller.

4. A stripping mechanism according to claim 3, wherein a first air passage communicated with the vacuum nozzle is arranged in the rotating shaft, a second air passage communicated with the adsorption hole is arranged on the roller body, and the first air passage is communicated with the second air passage.

5. A stripping mechanism as claimed in claim 3, wherein the length direction of the adsorption holes is perpendicular to the stripping direction.

6. The stripping mechanism as recited in claim 1, wherein the carrier module comprises a vacuum adsorption transfer table fixedly mounted on the direct-drive linear module and a vacuum adsorption carrier provided on the vacuum adsorption transfer table, and a receiving groove is provided on the vacuum adsorption carrier for receiving a product to be stripped.

7. The stripping mechanism as recited in claim 6, wherein a rack is provided on the vacuum suction transfer table, and a gear is provided on the roller body to cooperate with the rack.

8. The stripping mechanism of claim 6, wherein a third air channel is arranged in the vacuum adsorption transfer table, a fourth air channel is arranged in the vacuum adsorption carrier table, a first end of the fourth air channel is arranged at the bottom of the accommodating groove, and a second end of the fourth air channel is communicated with the third air channel.

9. The stripping mechanism of claim 1, wherein the direct-drive linear module comprises a motor, a slide rail arranged along the stripping direction, and a movable member arranged in the slide rail and mounted in linkage with the motor, and the carrier module is fixedly mounted on the movable member.

10. The film removing mechanism according to claim 1, further comprising a first linear guide rail and a second linear guide rail which are oppositely arranged at two sides of the direct-drive linear module along the film removing direction, wherein a plurality of first sliding blocks are slidably mounted on the first linear guide rail, a plurality of second sliding blocks are slidably mounted on the second linear guide rail, and the carrier module is fixedly mounted on the first sliding blocks and the second sliding blocks.