CN208558093U - Buckle correcting device and display device - Google Patents

Abstract

The utility model provides a kind of buckle correcting device and display device, the buckle correcting principle substrate of the injection molding and the multiple elastic arms for being connected to substrate side, the die cavity for accommodating mold core is collectively formed in substrate and multiple elastic arms, die cavity has the demoulding mouth for taking out mold core, the outer wall of elastic arm is equipped with the buckle for clamping, and the amendment groove for deforming elastic arm backwards to die cavity when taking out mold core is offered on the inner wall of elastic arm.Buckle correcting device provided by the utility model and display device, by the way that amendment groove is arranged on the inner wall of elastic arm, so that after the completion of elastic arm injection molding and when taking out mold core from demoulding mouth, make Direction distortion of the elastic arm backwards to die cavity, strained elastic arm is corrected, guarantees reliably to snap connection between plastic parts.

Description

Buckle correcting device and display device

Technical field

The utility model belongs to display device technology field, is to be related to a kind of buckle correcting device and aobvious more specifically Showing device.

Background technique

There is a large amount of plastic parts such as front frame, rear shell, bracket, pedestal etc., plastic cement in the products such as display, LCD computer Buckle is typically provided on the elastic arm of part to be fixedly connected to realize with another plastic parts.Currently, plastic parts mostly injection molding, Cooling rate during molding is cooling due to elastic arm two sides is different and buckles elastic arm direction after cooling not Curving deformation, especially when elastic arm is longer, elastic arm deformation is serious, causes the snapped-in position on elastic arm to deviate, nothing Method and another plastic parts are clamped, and influence the reliability snapped connection.

Utility model content

The purpose of this utility model is to provide a kind of buckle correcting device and display devices, to solve to deposit in the prior art Elastic arm injection molding process in its two sides cooling velocity difference make elastic arm deform caused by snapped-in position offset and shadow Ring the technical issues of snapping connection reliability.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of buckle correcting device, including note Mould molding buckle correcting principle, the buckle correcting principle of the injection molding includes substrate and is connected to the substrate side Multiple elastic arms, the die cavity for accommodating mold core, the die cavity tool is collectively formed in the substrate and multiple elastic arms Have a demoulding mouth for taking out the mold core, the outer wall of the elastic arm is equipped with the buckle for clamping, the elastic arm it is interior The amendment groove for deforming the elastic arm backwards to the die cavity when taking out the mold core is offered on wall；The buckle Correcting device further includes the mold core in the die cavity, and the outer wall of the mold core is equipped with to be repaired with what the amendment groove cooperated Whole protrusion.

Further, the amendment groove is arc-shaped.

Further, the inner wall of the elastic arm is equipped with multiple amendment grooves, each amendment groove and institute State being equidistant for demoulding mouth.

Further, distance is less than on the elastic arm between the amendment groove on the elastic arm and the demoulding mouth The buckle and the distance between the demoulding mouth.

Further, the inner wall of the elastic arm is equipped with multiple amendment grooves, and multiple amendment grooves are along the mould The stripping direction of core is sequentially distributed.

Further, the altitude range of the amendment groove is 0.5mm to 2mm.

Further, the die cavity is cylindrical or rectangular.

The utility model also provides a kind of display device, the buckle correcting principle including injection molding, the injection molding Buckle correcting principle include substrate and the multiple elastic arms for being connected to the substrate side, the substrate and multiple bullets Property arm be collectively formed the die cavity for accommodating mold core, the die cavity has the demoulding mouth for taking out the mold core, the bullet Property arm outer wall be equipped with the buckle for clamping, offer for making institute when taking out the mold core on the inner wall of the elastic arm State the amendment groove that elastic arm is deformed backwards to the die cavity；The display device further includes the bracket with the buckle clamping.

Further, one end of the bracket offers the bracket holes protruded into for the substrate and the elastic arm, described The card hole with the buckle clamping is also provided on bracket, the bracket holes are connected with the card hole.

Further, the amendment groove is arc-shaped.

Further, the inner wall of the elastic arm is equipped with multiple amendment grooves, each amendment groove and institute State being equidistant for demoulding mouth.

Further, distance is less than on the elastic arm between the amendment groove on the elastic arm and the demoulding mouth The buckle and the distance between the demoulding mouth.

Further, the inner wall of the elastic arm is equipped with multiple amendment grooves, and multiple amendment grooves are along the mould The stripping direction of core is sequentially distributed.

Further, the altitude range of the amendment groove is 0.5mm to 2mm.

Further, the die cavity is cylindrical or rectangular.

The beneficial effect of buckle correcting device provided by the utility model and display device is: compared with prior art, The utility model buckles correcting device by opening up amendment groove on the inner wall of elastic arm, so that after the completion of elastic arm injection molding And when taking out mold core from demoulding mouth, mold core corrects the inner wall mutual extrusion of protrusion with elastic arm accordingly, causes elastic arm backwards The Direction distortion of die cavity corrects strained elastic arm, guarantees reliably to snap connection between plastic parts.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the part-structure figure of display device provided by the embodiment of the utility model；

Fig. 2 is the part explosive view of display device provided by the embodiment of the utility model；

Fig. 3 is the structure chart one of buckle correcting device provided by the embodiment of the utility model；

Fig. 4 is the structure chart two of buckle correcting device provided by the embodiment of the utility model；

Fig. 5 is the structure chart of the buckle correcting principle of injection molding provided by the embodiment of the utility model.

Wherein, each appended drawing reference in figure:

1- buckles correcting principle；10- die cavity；101- demoulds mouth；11- substrate；12- elastic arm；121- buckle；122- is repaired Positive groove；2- bracket；21- bracket holes；22- card hole；3- mold core；31- amendment protrusion.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Fig. 3 to Fig. 5 is please referred to, now the buckle correcting principle 1 of injection molding provided by the utility model is illustrated.It should The buckle correcting principle 1 of injection molding including substrate 11 and is connected to multiple elastic arms 12 of 11 side of substrate, multiple elasticity Arm 12 is set to the same side of substrate 11.Die cavity 10 has been collectively formed in substrate 11 and multiple elastic arms 12, and die cavity 10 is for accommodating mould Core 3, mold core 3 can make the buckle correcting principle 1 form die cavity 10 identical with 3 size of mold core in injection molding.Die cavity 10 has There is the demoulding mouth 101 for taking out mold core 3, it, can be by the taking off from die cavity 10 of mold core 3 after the completion of the buckle correcting principle 1 injection molding Die orifice 101 takes out.The outer wall of elastic arm 12 is equipped with the buckle 121 for being clamped with other plastic parts, the inner wall of elastic arm 12 On offer amendment groove 122.Specifically, the outer wall of elastic arm 12 is arranged backwards to die cavity 10, and the inner wall of elastic arm 12 is mould The inner wall of chamber 10.The buckle correcting principle 1 is after the completion of injection molding, since the cooling velocity of 12 inner and outer wall of elastic arm is different, Elastic arm 12 be can lead to towards being bent inside die cavity 10, buckle 121 on elastic arm 12 is caused also to become towards 10 internal direction of die cavity Shape.The setting of groove 122 is corrected so that correcting the outer wall mutual extrusion of groove 122 and mold core 3 when taking out mold core 3, so that Elastic arm 12 is towards outer wall bulging deformation, even if the deformation of die cavity 10, the referred to as reversal deformation of elastic arm 12 backwards of elastic arm 12, Buckle 121 on elastic arm 12 also outwardly convex, corrects strained elastic arm 12, to make buckle 121 and other plastic parts Clamping it is more firm.

The buckle correcting principle 1 of injection molding provided by the utility model, compared with prior art, the utility model injection molding Molding buckle correcting principle 1 on the inner wall of elastic arm 12 by opening up amendment groove 122, so that the elastic arm 12 has been molded At rear and when taking out mold core 3 from demoulding mouth 101, mold core 3 amendment protrusion 31 and the inner wall mutual extrusion of elastic arm 12 accordingly are caused Make Direction distortion of the elastic arm 12 backwards to die cavity 10, correct strained elastic arm 12, guarantees reliably to buckle between plastic parts 121 connections.

Further, referring to Fig. 5, one kind of the buckle correcting principle 1 as injection molding provided by the utility model Specific embodiment, the buckle correcting principle 1 include two elastic arms 12, are additionally provided with two side plates between two elastic arms 12, Two side plates, two elastic arms 12 and substrate 11 are enclosed die cavity 10 jointly.Two elastic arms 12 are set to the opposite of substrate 11 Two sides.Certainly, which may also comprise four elastic arms 12, and the quantity of elastic arm 12 is not construed as limiting herein.

Further, please continue to refer to Fig. 5, buckle correcting principle 1 as injection molding provided by the utility model A kind of specific embodiment, amendment groove 122 are arc-shaped.When amendment groove 122 is arc-shaped, one is easy for removing mold core 3, The setting of arc-shaped amendment groove 122 is easier to take out the sliding of mold core 3 compared to the amendment groove 122 of other shapes, second is that keeping away The inner wall for exempting to scratch elastic arm 12, influences the surface quality of the inner wall of elastic arm 12.Certainly, can also according to the actual situation and tool Body demand selects the amendment groove 122 of the shapes such as rectangular or triangle.

Further, please continue to refer to Fig. 5, buckle correcting principle 1 as injection molding provided by the utility model A kind of specific embodiment is equipped with multiple amendment grooves 122 on the inner wall of each elastic arm 12, each of on the elastic arm 12 Amendment groove 122 is equidistant with demoulding mouth 101, i.e., multiple amendment grooves 122 on single elastic arm 12 are in same plane On, to make the position consistency of the reversal deformation of the elastic arm 12.Optionally, all protrusions on all elastic arm 12 with it is de- The distance between die orifice 101 is equal, the position consistency of the reversal deformation of each elastic arm 12, anti-convenient for effectively control elastic arm 12 The position of buckle 121 after to deformation.

Further, please continue to refer to Fig. 5, buckle correcting principle 1 as injection molding provided by the utility model A kind of specific embodiment, the distance between amendment groove 122 and demoulding mouth 101 on elastic arm 12 are less than on the elastic arm 12 Buckle 121 and demoulding the distance between mouth 101.Specifically, on same elastic arm 12, amendment groove 122 and demoulding mouth 101 The distance between be less than buckle 121 and demoulding the distance between mouth 101, amendment groove 122 is closer with a distance from demoulding mouth 101, In this way, making elastic arm 12 continue two sides extension to the left and right when taking out mold core 3, can correcting to greatest extent at buckle 121 Deformation makes the buckle correcting principle 1 and other plastic parts form stable connection.

Further, please continue to refer to Fig. 5, buckle correcting principle 1 as injection molding provided by the utility model The inner wall of a kind of specific embodiment, each elastic arm 12 is equipped with multiple amendment grooves 122, and multiple amendment grooves 122 are along mould The stripping direction of core 3 is sequentially distributed, i.e., the length direction along the elastic arm 12 is sequentially distributed.Optionally, two neighboring amendment is recessed The distance between slot 122 is equal.Multiple amendment grooves 122 being sequentially distributed along 12 length direction of elastic arm can increase elastic arm 12 reversal deformation degree avoids after taking out mold core 3 completely, and elastic arm 12 is towards bouncing back inside mold core 3.

Further, please continue to refer to Fig. 5, buckle correcting principle 1 as injection molding provided by the utility model A kind of specific embodiment, the altitude range of amendment groove 122 are 0.5mm to 2mm.When correcting groove 122 less than 0.5mm, bullet Property arm 12 reversal deformation degree it is too small, be unable to reach amendment elastic arm 12 effect；When correcting groove 122 greater than 2mm, bullet Property arm 12 reversal deformation degree it is excessive, may cause elastic arm 12 fracture.Correct groove 122 altitude range be 0.5mm extremely When 2mm, elastic arm 12 can be corrected and elastic arm 12 is not broken.

Further, please continue to refer to Fig. 5, buckle correcting principle 1 as injection molding provided by the utility model A kind of specific embodiment, die cavity 10 are cylindrical or rectangular.Optionally, which can be with the shape of die cavity 10 Shape is identical, guarantees that the wall thickness of substrate 11 and each elastic arm 12 is identical, the injection defects such as shrink caused by avoiding wall thickness from differing greatly. The shape of die cavity 10 can be selected with actual demand as the case may be, is not construed as limiting herein.

Fig. 3 and Fig. 4 is please referred to, the utility model also provides a kind of buckle correcting device, which includes upper The buckle correcting principle 1 for stating the injection molding in any embodiment further includes the mold core 3 in die cavity 10, the outer wall of mold core 3 It is equipped with the amendment protrusion 31 cooperated with amendment groove 122.The size of mold core 3 and the size of die cavity 10 match, and correspondingly, repair Positive groove 122 matches with amendment protrusion 31.

Buckle correcting device provided by the utility model, by the way that amendment groove 122 is arranged on the inner wall of elastic arm 12, So that mold core 3 corrects protrusion 31 and elasticity accordingly after the completion of the elastic arm 12 injection molding and when taking out mold core 3 from demoulding mouth 101 The inner wall mutual extrusion of arm 12 causes Direction distortion of the elastic arm 12 backwards to die cavity 10, corrects strained elastic arm 12, guarantees 121 connections are reliably buckled between plastic parts.

Fig. 1 and Fig. 2 is please referred to, the utility model also provides a kind of display device, which includes any of the above-described reality The buckle correcting principle 1 for applying the injection molding in example further includes the bracket 2 with 121 clamping of buckle.The buckle correcting principle 1 can For the pedestal in display device, bracket 2 is formed a fixed connection by the buckle 121 on pedestal with pedestal.Certainly, which corrects Structure 1 can also be used in other plastic parts, such as center, rear shell.

Display device provided by the utility model, by the way that amendment groove 122 is arranged on the inner wall of elastic arm 12, so that should After the completion of elastic arm 12 is molded and when taking out mold core 3 from demoulding mouth 101, mold core 3 corrects protrusion 31 and elastic arm 12 accordingly Inner wall mutual extrusion causes Direction distortion of the elastic arm 12 backwards to die cavity 10, corrects strained elastic arm 12, guarantees plastic parts Between reliably buckle 121 connections.

Further, referring to Fig. 2, a kind of specific embodiment as display device provided by the utility model, branch One end of frame 2 offers bracket holes 21, and 21 substrate 11 of bracket holes and elastic arm 12 protrude into, and card hole 22 is also provided on bracket 2 The card hole 22 being clamped with buckle 121, bracket holes 21 are connected with card hole 22.Specifically, the buckle 121 on elastic arm 12 protrudes into branch In frame aperture 21, and it is clamped with card hole 22 and forms bracket 2 and be fixedly connected with buckle correcting principle 1.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (15)

1. buckling correcting device, it is characterised in that: the buckle correcting principle including injection molding, the buckle of the injection molding are repaired Positive structure includes substrate and the multiple elastic arms for being connected to the substrate side, and the substrate and multiple elastic arms are common Be formed with the die cavity for accommodating mold core, the die cavity has a demoulding mouth for taking out the mold core, the elastic arm it is outer Wall is equipped with the buckle for clamping, offers on the inner wall of the elastic arm for making the elastic arm when taking out the mold core Backwards to the amendment groove of die cavity deformation；The buckle correcting device further includes the mold core in the die cavity, the mould The outer wall of core is equipped with the amendment protrusion with the amendment groove cooperation.

2. buckle correcting device as described in claim 1, it is characterised in that: the amendment groove is arc-shaped.

3. buckle correcting device as described in claim 1, it is characterised in that: the inner wall of the elastic arm is equipped with multiple described Groove is corrected, each amendment groove is equidistant with the demoulding mouth.

4. buckle correcting device as described in claim 1, it is characterised in that: the amendment groove and institute on the elastic arm State the distance between the buckle and the demoulding mouth that distance between demoulding mouth is less than on the elastic arm.

5. buckle correcting device as described in claim 1, it is characterised in that: the inner wall of the elastic arm is equipped with multiple amendments Groove, multiple amendment grooves are sequentially distributed along the stripping direction of the mold core.

6. buckle correcting device as described in claim 1, it is characterised in that: the altitude range of the amendment groove is 0.5mm To 2mm.

7. buckle correcting device as described in claim 1, it is characterised in that: the die cavity is cylindrical or rectangular.

8. display device, it is characterised in that: the buckle of the buckle correcting principle including injection molding, the injection molding corrects knot Structure includes substrate and the multiple elastic arms for being connected to the substrate side, and the substrate is collectively formed with multiple elastic arms There is the die cavity for accommodating mold core, the die cavity has the demoulding mouth for taking out the mold core, and the outer wall of the elastic arm is set There is the buckle for clamping, is offered on the inner wall of the elastic arm for making the elastic arm backwards when taking out the mold core The amendment groove of the die cavity deformation；The display device further includes the bracket with the buckle clamping.

9. display device as claimed in claim 8, it is characterised in that: one end of the bracket is offered for the substrate and institute State the bracket holes that elastic arm protrudes into, be also provided on the bracket with it is described buckle clamping card hole, the bracket holes with it is described Card hole is connected.

10. display device as claimed in claim 8 or 9, it is characterised in that: the amendment groove is arc-shaped.

11. display device as claimed in claim 8 or 9, it is characterised in that: the inner wall of the elastic arm is equipped with multiple described Groove is corrected, each amendment groove is equidistant with the demoulding mouth.

12. display device as claimed in claim 8 or 9, it is characterised in that: the amendment groove and institute on the elastic arm State the distance between the buckle and the demoulding mouth that distance between demoulding mouth is less than on the elastic arm.

13. display device as claimed in claim 8 or 9, it is characterised in that: the inner wall of the elastic arm is equipped with multiple amendments Groove, multiple amendment grooves are sequentially distributed along the stripping direction of the mold core.

14. display device as claimed in claim 8 or 9, it is characterised in that: the altitude range of the amendment groove is 0.5mm To 2mm.

15. display device as claimed in claim 8 or 9, it is characterised in that: the die cavity is cylindrical or rectangular.