Summary of the invention
The purpose of the present invention is to solve at least one above-mentioned problem, which is by the following technical programs
It realizes.
The present invention provides a kind of membrane module for annular element, including successively detachably connectable counterdie, product film and
Release film, the product film are ring structure, and the radially outward edge of the ring structure offers the first notch, and described first lacks
Mouth extends to the radially inner side of the ring structure, when the product film is fitted in the surface of the annular element, described first
Notch is located at the position of the curved corner of the annular element and the width of first notch can reduce, by the product
Film is fitted in the position of the curved corner.
Optionally, the development length of radially inner side of first notch to the ring structure is equal to the ring structure
Width 2/3rds.
Optionally, first notch be the first V-structure, the equal length of two sides of first V-structure,
And the first angle between two sides of first V-structure is 20 °~40 °.
Optionally, the quantity of first notch is multiple, circumferential direction etc. of each first notch around the ring structure
Interval setting.
Optionally, the radially outward edge of the ring structure between adjacent two first notch offers second
Notch, second notch extend to the radially inner side of the ring structure, are fitted in the annular element in the product film
When surface, second notch is located at the position of the curved corner of the annular element and the width of second notch can subtract
It is small, the product film is fitted in the position of the curved corner.
Optionally, the development length of radially inner side of second notch to the ring structure and the ring structure
The one third of width is equal.
Optionally, second notch be the second V-structure, the equal length of two sides of second V-structure,
And the second angle between two sides of second V-structure is 50 °~70 °.
Optionally, the radially outward edge of the ring structure between first notch and second notch is opened
Equipped with third notch, the third notch extends to the radially inner side of the ring structure, is fitted in the product film described
When the surface of annular element, the third notch is located at the position of the curved corner of the annular element and the width of the third notch
Degree can reduce, and the product film is fitted in the position of the curved corner.
Optionally, the development length of the third notch is equal with the development length of second notch.
Optionally, second notch be third V-structure, the equal length of two sides of the third V-structure,
And the third angle between two sides of the third V-structure is 65 °~85 °.
Membrane module provided by the present invention for annular element, including successively detachably connectable counterdie, product film and from
Type film, product film are ring structure, and the radially outward edge of ring structure offers the first notch, and the first notch is to ring structure
Radially inner side extends, and when product film is fitted in the surface of annular element, the first notch is located at the position of the curved corner of annular element,
The width of first notch can reduce, and the product film is fitted in the position of curved corner.Specifically, above-mentioned annular element
Membrane module includes three layers, respectively counterdie, product film and release film, and product film is between counterdie and release film, when to annular
When part carries out pad pasting operation, first by counterdie and product UF membrane, the mounting position that product film corresponds to annular element is mounted,
The position for not carrying out opening up the first notch during attachment, on product film be aligned being bonded with the planar section of annular element, the
The position of the curved corner of annular element is arranged in the position of one notch, and the product film of the first gap position two sides is turned down, so that
Product film can mount the position of the curved corner of annular element, and since the fold of product film is drawn during attachment
The bubble or fold risen the air in the air or fold in bubble can be discharged by the first notch, when product film pastes
After the completion of dress, by release film and product UF membrane, to complete the attachment of product film and annular element.
This kind of structure is simple, can be realized bubble or fold during product film mounts and is eliminated, to guarantee annular element
Positioning accuracy in assembly, meets the requirement of automated production, guarantees the quality of product, meanwhile, the product film after attachment can
It is used as the protective film after assembling product, without carrying out pad pasting operation again, improves the efficiency of production, reduce product
Manufacturing cost.
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.It is to be able to thoroughly understand the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened is fully disclosed to those skilled in the art.
In a specific embodiment, Fig. 1 and Fig. 2 are please referred to, the present invention provides a kind of film groups for annular element
Part, including successively detachably connectable counterdie 1, product film 2 and release film 3, product film 2 is ring structure, the diameter of ring structure
Outside edge has the first notch 21, and the first notch 21 extends to the radially inner side of ring structure, is fitted in ring in product film 2
When the surface of shape part, the first notch 21 is located at the position of the curved corner of annular element and the width of the first notch 21 can subtract
It is small, product film 2 is fitted in the position of curved corner.Specifically, the membrane module of above-mentioned annular element includes three layers, respectively bottom
Film 1, product film 2 and release film 3, product film 2 is between counterdie 1 and release film 3, when carrying out pad pasting operation to annular element,
Counterdie 1 is separated with product film 2 first, the mounting position of the corresponding annular element of product film 2 is mounted, during attachment, is produced
The position for not carrying out opening up the first notch 21 on product film 2 be aligned being bonded with the planar section of annular element, the first notch 21
The position of the curved corner of annular element is arranged in position, the product film 2 of 21 position two sides of the first notch is turned down, so that product film
2 can mount the position of the curved corner of annular element, and caused by being turned down during attachment due to product film 2
Bubble or fold the air in the air or fold in bubble can be discharged by the first notch 21, when product film 2 pastes
After the completion of dress, release film 3 is separated with product film 2, to complete the attachment of product film 2 Yu annular element.
This kind of structure is simple, can be realized bubble or fold during product film 2 mounts and is eliminated, to guarantee annular element
Positioning accuracy in assembly, meets the requirement of automated production, guarantees the quality of product, meanwhile, the product film 2 after attachment can
It is used as the protective film after assembling product, without carrying out pad pasting operation again, improves the efficiency of production, reduce product
Manufacturing cost.
It is to be appreciated that the shape of the said goods film 2 is adapted with the shape of annular element, and the first notch 21 is opened
If position is corresponding with the position of the curved corner on annular element, when carrying out the attachment of curved corner position, the first notch 21
The product film 2 of two sides is opposite close, on the one hand can be realized product film 2 in the transition of curved corner position, guarantees product film 2
Smoothly attachment, is on the other hand capable of increasing covering space of the product film 2 on annular element, to increase the protection face to annular element
Product.
It should be pointed out that carrying out detachably connectable, product by electrostatic between the side and counterdie 1 of the said goods film 2
It is detachably connectable also by electrostatic progress between the other side and release film 3 of film 2, still, between product film 2 and release film 3
Electrostatic force is greater than electrostatic force between product film 2 and counterdie 1, and by this kind of structure, can be realized counterdie 1 and product film 2 has
Effect separation avoids counterdie 1 from being to cause product film 2 to separate with release film 3 during product film 2 separates, to guarantee product
The smooth attachment of film 2.Meanwhile the said goods film 2 with a thickness of 0.06~0.09mm, on the one hand can effectively protect with this configuration
The bending during attachment of product is demonstrate,proved, so that attachment process smoothly effectively carries out, is on the other hand capable of increasing product film 2
Intensity, the phenomenon that so as to effectively avoid annular element surface scratching caused by external environmental factor.
With continued reference to FIG. 2, be further understood that, radially inner side from the first notch 21 to ring structure development length
Equal to 2/3rds of the width of ring structure.In said structure, the first notch 21 from the radially outward edge of ring structure to
The radially inner side of ring structure extends, and development length (development length of the first notch of H1 expression in Fig. 2) and ring structure
2/3rds of width (in Fig. 2 H indicate ring structure width) are equal, during the attachment of product film 2, when occur fold or
When bubble, since the first notch 21 extends to 2/3rds of ring structure width, when fold or bubble are close to the first notch 21
Position when occurring, the air in fold or bubble can be discharged by the first notch 21, when fold or bubble lean on near-ring
When the position of the radial outside of shape structure occurs, the air in fold or bubble can be carried out by the radial outside of ring structure
Discharge, can further avoid annular element and generate fold or bubble during pad pasting, with this configuration to guarantee annular element
Positioning accuracy in assembly, meets the requirement of automated production, guarantees the quality of product.
With continued reference to FIG. 2, further, the first notch 21 is the first V-structure, two sides of the first V-structure
Equal length, and the first angle between two sides of the first V-structure is 20 °~40 °.By by the first notch 21
It is arranged to the first V-structure, can effectively increases the width of the first notch 21, carries out the operation of attachment product film 2 in annular element
In the process, since the position of the curved corner of annular element is arranged in the first notch 21, product film 2 is turned down, the first V-structure
Two sides it is close in opposite directions, two sides of the first V-structure are capable of increasing by the angular range of above-mentioned first V-structure
Movable distance, so as to effectively meet the pad pasting demand that annular element arc turns part position.
In addition, the first angle (α 1 indicates the first angle in Fig. 2) between two sides of the first V-structure can be
20 °, 30 ° or 40 ° etc., preferred scheme is 30 ° of angle between two sides of the first V-structure in the application, by this
On the one hand angle meets the pad pasting demand of the curved corner position of annular element, on the other hand can effectively increase product film 2 to ring
The area coverage of shape part.
With continued reference to FIG. 2, further, the quantity of the first notch 21 be it is multiple, each first notch 21 is around ring structure
It is equally circumferentially spaced.On annular element carry out attachment product film 2 when, can be realized to each position of product film 2 occur
Fold or bubble are eliminated, thus improve annular element attachment product film 2 after quality, and then guarantee annular element assembly when
Positioning accuracy meets the requirement of automated production, guarantees the quality of product.
With continued reference to FIG. 2, further, ring structure between two neighboring first notch 21 it is radially outside
Edge offers the second notch, and the second notch extends to the radially inner side of ring structure, is fitted in the surface of annular element in product film 2
When, the second notch is located at the position of the curved corner of annular element and the width of the second notch can reduce, and product film 2 is pasted
It closes in the position of curved corner.Specifically, the second notch is provided with the radially outward edge of 2 ring structure of product film, and Xiang Huan
The radially inner side of shape structure extends, and the second notch is located at the middle part position of two neighboring first notch 21, during attachment, produces
The position for not carrying out opening up the second notch on product film 2 be aligned being bonded with the planar section of annular element, the first notch 21 and
The position of two notches is separately positioned on the position of the curved corner of annular element, respectively by the product film of 21 position two sides of the first notch
2 and second the product films 2 of gap position two sides turned down, enable product film 2 by the position of the curved corner of annular element
It is mounted, and bubble caused by being turned down during attachment due to product film 2 or fold can be by the first notches 21
Or second notch the air in the air or fold in bubble is discharged, when product film 2 attachment after the completion of, by release film 3
It is separated with product film 2, to complete the attachment of product film 2 Yu annular element.
The ability for eliminating fold or bubble can be further enhanced by the cooperation of the first notch 21 and the second notch, into one
Step improves the quality after annular element pad pasting, to guarantee positioning accuracy of the annular element in assembly, meets automated production
It is required that guaranteeing the quality of product.
It is to be appreciated that the quantity of the second notch is multiple, and each second notch is separately positioned on two neighboring the
Middle part between one notch 21 can be realized the convenience during annular element attachment with this configuration, so that annular element mounts
The quality of product film 2 is guaranteed.
With continued reference to FIG. 2, further, the second notch is equal to annular to the development length of the radially inner side of ring structure
The one third of the width of structure.In said structure, the second notch is from the radially outward edge of ring structure to ring structure
Radially inner side extends, and development length (H2 indicates the development length of the second notch in Fig. 2) and ring structure width (H in Fig. 2
Indicate ring structure width) one third it is equal, during the attachment of product film 2, when there is fold or bubble, due to
Second notch extends to the one third of ring structure width, can when fold or bubble occur close to the position of the second notch
The air in fold or bubble is discharged by the second notch, when fold or bubble are close to the radial outside of ring structure
When position occurs, the air in fold or bubble can be discharged by the radial outside of ring structure, when fold or bubble
When occurring close to the position of the first notch 21, the air in fold or bubble can be discharged by the first notch 21, be passed through
The structure can be improved the ability that product film 2 excludes fold or the air in bubble, further avoid annular element in pad pasting process
Middle generation fold or bubble meet the requirement of automated production to guarantee positioning accuracy of the annular element in assembly, guarantee to produce
The quality of product.
With continued reference to FIG. 2, further, the second notch is the second V-structure, two sides of the second V-structure
Equal length, and the second angle between two sides of the second V-structure is 50 °~70 °.By the way that the second notch is arranged
At the second V-structure, it can effectively increase the width of the second notch, in the operating process that annular element carries out attachment product film 2,
Since the position of the curved corner of annular element is arranged in the second notch, product film 2 is turned down, two sides of the second V-structure
Side is close in opposite directions, is capable of increasing the removable of two sides of the second V-structure by the angular range of above-mentioned second V-structure
Distance, so as to effectively meet the pad pasting demand that annular element arc turns part position.
In addition, the second angle (α 2 indicates the second angle in Fig. 2) between two sides of the second V-structure can be
50 °, 60 ° or 70 ° etc., preferred scheme is 60 ° of angle between two sides of the second V-structure in the application, by this
On the one hand angle meets the pad pasting demand of the curved corner position of annular element, on the other hand can effectively increase product film 2 to ring
The area coverage of shape part.
With continued reference to FIG. 2, specifically understanding, the diameter of the ring structure between the first notch 21 and the second notch
Outside edge has third notch 23, and third notch 23 extends to the radially inner side of ring structure, is fitted in ring in product film 2
When the surface of shape part, third notch 23 is located at the position of the curved corner of annular element and the width of third notch 23 can subtract
It is small, product film 2 is fitted in the position of curved corner.
Specifically, third notch 23 is provided with the radially outward edge of 2 ring structure of product film, and to the diameter of ring structure
Extend inwardly, middle position of the third notch 23 between the first notch 21 and the second notch, during attachment, product
The position for not carrying out opening up the second notch on film 2 be aligned being bonded with the planar section of annular element, and the first notch 21, second lacks
The position of mouth and third notch 23 is separately positioned on the position of the curved corner of annular element, respectively by 21 position two sides of the first notch
Product film 2, the second gap position two sides the product films 2 of 23 position two sides of product film 2 and third notch turned down so that
Product film 2 can mount the position of the curved corner of annular element, and since product film 2 turns down during attachment
Caused bubble or fold can will be in the air or fold in bubble by the first notch 21, the second notch or third notch 23
Air be discharged, when product film 2 attachment after the completion of, release film 3 is separated with product film 2, to complete product film 2 and ring
The attachment of shape part.
It can be further enhanced by the cooperation of the first notch 21, the second notch and third notch 23 and eliminate fold or bubble
Ability, the quality after further improving annular element pad pasting, thus guarantee annular element assembly when positioning accuracy, meet from
The requirement that dynamic metaplasia produces, guarantees the quality of product.
It is to be appreciated that the quantity of third notch 23 is multiple, and each third notch 23 is separately positioned on each first
Middle part between notch 21 and each second notch, can be realized with this configuration annular element attachment product film 2 during just
Victory, so that the quality of annular element attachment product film 2 is guaranteed.
With continued reference to FIG. 2, specifically, the development length of third notch 23 is equal with the development length of the second notch.?
In the structure, the outer edge of third notch 23 from the radial structure of ring structure extends to the radially inner side of ring structure, and
Being equal to ring structure width, (H indicates that ring structure is wide to development length (development length of H3 expression third notch in Fig. 2) in Fig. 2
Degree) one third, during the attachment of product film 2, when there is fold or bubble, since third notch 23 extends to ring
The one third of shape structure width can pass through third notch 23 when fold or bubble occur close to the position of third notch 23
Air in fold or bubble is discharged, when fold or bubble occur close to the position of the second notch, second can be passed through
Air in fold or bubble is discharged notch, when fold or bubble occur close to the position of the radial outside of ring structure
When, the air in fold or bubble can be discharged by the radial outside of ring structure, when fold or bubble are close to first
When the position of notch 21 occurs, the air in fold or bubble can be discharged by the first notch 21, with this configuration can
The ability that product film 2 excludes fold or the air in bubble is enough improved, annular element is further avoided and generates pleat during pad pasting
Wrinkle or bubble meet the requirement of automated production, guarantee the product of product to guarantee positioning accuracy of the annular element in assembly
Matter.
With continued reference to FIG. 2, specifically, the second notch is third V-structure, the length of two sides of third V-structure
Spend equal, and the third angle between two sides of third V-structure is 65 °~85 °.By the way that third notch 23 is arranged
It at third V-structure, can effectively increase the width of third notch 23, carry out the operating process of attachment product film 2 in annular element
In, since the position of the curved corner of annular element is arranged in third notch 23, product film 2 is turned down, and the two of third V-structure
A side is close in opposite directions, by the angular range of above-mentioned third V-structure be capable of increasing two sides of third V-structure can
Moving distance, so as to effectively meet the pad pasting demand that annular element arc turns part position.
In addition, the third angle (α 3 indicates third angle in Fig. 2) between two sides of third V-structure can be
65 °, 75 ° or 85 ° etc., preferred scheme is 75 ° of angle between two sides of third V-structure in the application, by this
On the one hand angle meets the pad pasting demand of the curved corner position of annular element, on the other hand can effectively increase product film 2 to ring
The area coverage of shape part.
Furthermore the radially outward edge of the ring structure of product film 2 is formed with hand-held part 24 to the radial outside of ring structure,
The hand-held part 24 is connect with the third notch 23 of two sides respectively, and when annular element carries out attachment product film 2, hand-held part 24 can be with ring
The surface of shape part is bonded, and can not also be bonded with the surface of annular element, due to product film 2 as assembling product after
Product film 2, by the way that hand-held part 24 is arranged, user can be by pulling hand-held part 24 can be by product film during using product
2 separate with product, to improve the convenience that user uses, and then improve the usage experience of user.
It should be pointed out that the width (width of h expression hand-held part in Fig. 2) of hand-held part 24 is 6mm, hand in this application
The radially outward edge that portion 24 protrudes from each notch is held, and distance of the hand-held part 24 apart from the outer peripheral center of ring junction is (in Fig. 2
L indicates the distance at center of the hand-held part outer edge apart from ring structure) it is 23.3mm, it can effectively meet annular with this configuration
The attachment demand of part (watchcase of such as wrist-watch), and can guarantee that user can improve effectively by the separation of product film 2 and product
The convenience that user uses.
It should be understood that although multiple element, portion can be described using term first, second, third, etc. in the text
Part, region, layer and/or section still these component, assembly units, region, layer and/or are limited by these terms than Duan Buying.
These terms can only be used to a component, assembly unit, region, layer or section and another component, assembly unit, region, layer or section
It distinguishes.Unless context is it is manifestly intended that otherwise the term and other numerical terms of such as " first ", " second " etc exist
Sequence or order is not implied that when using in text.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention answers the protection model with claim
Subject to enclosing.