CN101162613B - Pad - Google Patents

Abstract

The invention discloses a cushion, which is arranged on a display panel. The display panel is provided with an active area and an inactive area, the inactive area is around the active area. The cushion comprises a body which is provided with a first surface, a second surface and a transparent groove which is obliquely communicated with the first surface and the second surface to enable the first surface and the second surface to have different surface areas, and is combined with the inactive area via the minor area.

Description

Liner

Technical field

The present invention relates to a kind of liner and make the blanking units of this liner, particularly relate to a kind of blanking units that is used in the liner of compact electronic device and can produces this liner.

Background technology

The material of general liner is mushy expanded material, has good isolation and damping characteristics, and therefore being widely used in needs in the electronic installation to be cushioned or sealed place.In mobile phone, liner is set at the space between mobile phone casing and the display panel, the impact that when being subjected to shaking in order to reduce mobile phone display panel is caused.In addition, liner also can be arranged at the seam crossing of casing, is used to seal the inner space of mobile phone, prevents that dust from entering.

When liner is arranged between the housing of mobile phone and display panel, in order to keep the aesthetic property of vision, avoid the user when watching display frame, to see liner, the general practice is with the liner distance of inwardly shrinking back.Please refer to Fig. 1, it illustrates traditional liner and is arranged at synoptic diagram between casing and display panel.One liner 10 is arranged at 12 of a casing 13 and display panels.Liner 10 is engaged in casing 13 by an adhesive 14, and liner 10 is inwardly recessed the edge one of casing 13 apart from d.Make that in the scope of view directions S1, liner 10 can not expose outside the casing 13.

Yet, light day by day, the thin and miniaturization of mobile phone at present, but the effective area of display panel maximizes day by day, makes the area of liner and housing reduce relatively.As shown in Figure 1, this liner 10 is inwardly shunk back apart from the mode of d, more reduced the area of coating adhesive 14 on the liner 10, so that liner 10 can't firm engagement in casing 13, cause mobile phone in assembling process, liner 10 is shifted easily or comes off, and has influenced the assembling quality of mobile phone.

Summary of the invention

In view of this, the object of the present invention is to provide a kind of liner and make the blanking units of this liner, to increase the gluing area on the liner.

According to purpose of the present invention, a kind of liner that is arranged on the display panel and can increases the gluing area is proposed.Wherein, display panel has the viewing area and around the non-display area of viewing area; The liner body comprises first surface, second surface and logical thoroughly groove, second surface is engaged in non-display area, saturating logical oblique perforation first surface of groove and second surface, and engage non-display area by the second surface that wherein has small surface area, and wherein have the larger area first surface in order to gluing and be bonded to a casing.

According to purpose of the present invention, other proposes a kind of blanking units, in order to oblique die-cut object.Blanking units comprises push pedal, cutter and die holder.Push pedal has chute.Cutter comprises the tool rest and the knife edge.Tool rest is arranged at chute movably.The knife edge is connected in tool rest, and the knife edge and push pedal have a slanted angle.Die holder is set in parallel under the push pedal, and has slideway.The knife edge is arranged in the slideway movably.When liner is set in parallel in die holder below, push pedal is moved with respect to die holder along push pedal precession direction, and drives the knife edge and be displaced in the slideway along cutter precession direction, with die-cut object, and described object cut out leads to groove.

For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:

Description of drawings

Fig. 1 is that traditional liner is arranged at the synoptic diagram between casing and display panel;

Fig. 2 A is that the liner of preferred embodiment of the present invention is arranged at the synoptic diagram between casing and display panel.

Fig. 2 B is the stereographic map of the liner of Fig. 2 A;

Fig. 3 A is the synoptic diagram of blanking units that is used for the liner of shop drawings 2B;

Fig. 3 B is the synoptic diagram of blanking units when die-cut liner of Fig. 3 A;

Fig. 4 is the synoptic diagram of the liner of the liner of Fig. 1 and Fig. 2 A.

The main element symbol description

10,20: liner

12,22: display panel

13,23: casing

14,24: adhesive

21: body

21a: first surface

21b: second surface

21c: logical thoroughly groove

21d: oblique sidewall

22a: viewing area

22b: non-display area

30: blanking units

31: push pedal

31a: chute

32: cutter

32a: tool rest

32b: the knife edge

33: die holder

33a: slideway

D: distance

S1, S2: view directions

N1: push pedal precession direction

N2: cutter precession direction

N3: tool rest glide direction

θ: slanted angle

1: the first slanted angle of θ

2: the second slanted angles of θ

Embodiment

Please be simultaneously with reference to Fig. 2 A and Fig. 2 B, Fig. 2 A illustrates liner according to preferred embodiment of the present invention and is arranged at synoptic diagram between casing and display panel, and Fig. 2 B illustrates the synoptic diagram of the liner of Fig. 2 A.Liner 20 is arranged on the display panel 22.Display panel has a viewing area 22a and a non-display area 22b, and non-display area 22b is around viewing area 22a.Shown in Fig. 2 B, liner 20 comprises a body 21, and body 21 has a first surface 21a, a second surface 21b and a saturating logical groove 21c.Second surface 21b is engaged in non-display area 22b.Saturating logical groove 21c is in order to expose viewing area 22a, saturating logical groove 21c oblique perforation first surface 21a and second surface 21b, the oblique sidewall 21d of logical groove 21c and first surface 21a form one first slanted angle θ 1, form one second slanted angle θ 2 with second surface 21b so, thoroughly.Shown in Fig. 2 A, the first slanted angle θ 1 is acute angle (acute angle), the second slanted angle θ 2 is obtuse angle (acute angle), just make the area of the area of first surface 21a greater than second surface 21b, and the first surface 21a of liner 20 is the surface of contact that is engaged to casing 23 by adhesive (adhesive) 24 in the present embodiment, 23 of liner 20 and casings just have bigger contact area like this, also just can be coated with more large-area adhesive 24, so liner 20 firmly can be engaged in casing 23.In addition, the rough view directions S2 that is parallel to of oblique sidewall 21d makes liner 20 in the scope of view directions S2, can not be exposed to outside the casing 23.

Moreover, the liner 20 of Fig. 2 B be shaped as a frame shape (frame), correspondence is engaged in non-display area 22b, make display panel 22 around all be subjected to the protection of liner.And logical thoroughly groove 21c is positioned at the central authorities of body 21 in fact, with so that viewing area 22a exposes fully, allows display panel 22 have maximum effective area.

In addition, the material of liner 20 for example is a minute aperture polyurethane polymkeric substance (PORON), and this kind material has elasticity, allows liner 20 can closely be engaged in casing 23 and display panel 22.Therefore liner 20 also has dustproof effect.

Please be simultaneously with reference to Fig. 2 B and Fig. 3 A, Fig. 3 A illustrates the synoptic diagram of the blanking units of the liner that is used for shop drawings 2B.Blanking units 30 can be in order to die-cut liner 20.Blanking units 30 comprises push pedal 31, cutter 32 and die holder 33.Push pedal 31 has chute 31a.Cutter 32 comprises tool rest 32a and knife edge 32b, and tool rest 32a is arranged at chute 31a movably, and knife edge 32b is connected in tool rest 32a, and and 31 of push pedals have a slanted angle θ.This slanted angle θ equals among Fig. 2 B, the first slanted angle θ 1 between oblique sidewall 21d and first surface 21a.Die holder 33 is set in parallel in push pedal 31 times, and die holder 33 has slideway 33a, and knife edge 32b system is arranged among the slideway 33a movably.Liner 20 is set in parallel in die holder 33 belows.Please be simultaneously with reference to Fig. 3 B, it illustrates the synoptic diagram of blanking units when die-cut liner of Fig. 3 A.When push pedal 31 when a push pedal precession direction N1 moves with respect to die holder 33, drive knife edge 32b and be displaced among the slideway 33a along a cutter precession direction N2, in order to die-cut liner 20, and in liner 20, punch out and lead to groove 21c.Side direction skew wall 21d and 33 of the die holders of this thoroughly logical groove 21c have slanted angle θ.

When push pedal 31 when push pedal precession direction N1 moves with respect to die holder 33, tool rest 32a is displaced into chute 31a along a tool rest glide direction N3.Tool rest glide direction N3 is perpendicular to push pedal precession direction N1.The shape of chute 31a for example is a T font, and the shape of tool rest 32a for example is a spill corresponding with this T font, in order to cooperate with chute 31a, allows tool rest 32a be able to move on chute 31a.And push pedal 31 is the rigidity material, makes that blanking units 30 can torsional deformation when die-cut liner 20, in order to the fixing angle of the die-cut liner 20 of knife edge 32b.

Please refer to Fig. 4, it illustrates the synoptic diagram of the liner of the liner of Fig. 1 and Fig. 2 A.As shown in the figure, the setting of oblique sidewall 21d makes the first surface 21a of liner 20 of the present invention, is compared to traditional liner 10, had more shrink back backward apart from d.Therefore liner 20 of the present invention has increased the area that is coated with adhesive.In addition, this kind forms the mode of oblique sidewall 21d on liner 20, do not increase the area of second surface 21b.That is to say, when the user can not see liner 20 when watching display frame.To sum up, use liner 20 of the present invention, not only make between itself and the casing to have better bond stability, and make liner 20 in the scope of view directions S2 (being illustrated in Fig. 2 A), can not expose to casing 23.

In sum, according to the liner of preferred embodiment of the present invention and make the blanking units of this liner, be liner to be punched out logical groove by blanking units.This thoroughly logical this first surface of the oblique perforation of groove and second surface make the area of this first surface be different from the area of this second surface, and form oblique sidewall simultaneously.In the foregoing description, the area of this first surface is greater than the area of second surface, its advantage is, combine with casing by having the larger area first surface, the spreading area of adhesive is increased, thereby this liner is more firmly engaged with this casing, and when making the assembling of casing and display panel, liner can not be shifted and maybe can come off yet; And the setting of oblique sidewall makes this liner in the spreading area that increases adhesive, does not influence user's the effective area to display panel at all.

Of particular note, blanking units of the present invention can not exceed with liner in order to die-cut other object yet.

Though more than disclosed the present invention in conjunction with preferred embodiment, yet it is not in order to limit the present invention.The persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is when looking being as the criterion that accompanying Claim defines.

Claims (6)

1. liner, be arranged on the display panel, this display panel has viewing area and non-display area, this non-display area is around this viewing area, this liner body comprises first surface, second surface and logical thoroughly groove, and this second surface is engaged in this non-display area, it is characterized in that, should lead to this first surface of the oblique perforation of groove and this second surface thoroughly, the area of first surface is greater than the area of second surface; Wherein this penetrating groove exposes this viewing area, the oblique sidewall and the first surface of this penetrating groove form first slanted angle, this first slanted angle is an acute angle, the oblique sidewall and the second surface of this penetrating groove form second slanted angle, this second slanted angle is the obtuse angle, makes the area of first surface greater than the area of second surface.

2. liner as claimed in claim 1, wherein this liner is shaped as the frame shape.

3. liner as claimed in claim 1 wherein should lead to the central authorities that groove is positioned at this body in fact thoroughly.

4. liner as claimed in claim 1, wherein this first surface is engaged in casing, makes this liner between this casing and this display panel, in order to protect this display panel.

5. liner as claimed in claim 4, wherein this first surface is engaged in this casing by adhesive.

6. liner as claimed in claim 1, wherein the material of this liner is a minute aperture polyurethane polymkeric substance.

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