CN212069238U

CN212069238U - Inside tool for spraying paint of lid behind cell-phone

Info

Publication number: CN212069238U
Application number: CN201922210412.9U
Authority: CN
Inventors: 欧庭栋; 陈炳刚; 伍伟
Original assignee: Suzhou Xinwei Liangke Electronic Technology Co Ltd
Current assignee: Suzhou Xinwei Liangke Electronic Technology Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-12-04
Anticipated expiration: 2029-12-11

Abstract

A jig for spraying paint inside a rear cover of a mobile phone; comprises a jig base and a spray covering upper cover; the jig base is provided with an accommodating cavity; the jig base is respectively provided with a positioning slot hole; an anti-overflow paint hole is formed on the jig base; the middle part of the bottom surface of the jig base is provided with a switching notch; the spraying shielding upper cover is of a rectangular frame structure with a hollow middle part, and arc chamfers are arranged on the circumferential direction of the inner side edge of the spraying shielding upper cover; the spraying shielding upper cover is provided with an anti-overflow paint buckle matched with the anti-overflow paint hole corresponding to the anti-overflow paint hole on the jig base; the spraying shielding upper cover is provided with positioning columns which are in one-to-one correspondence with the positioning slotted holes; the spraying upper cover and the jig base are matched and fixed through the positioning column and the positioning groove hole. The utility model discloses the inside spraying that can make lid behind the cell-phone is even, can greatly improve production efficiency again. The paint spraying device is convenient for paint spraying, can uniformly spray paint, avoids paint overflow and paint adhesion, improves the paint spraying efficiency and yield, and has very good technical value.

Description

Inside tool for spraying paint of lid behind cell-phone

Technical Field

The utility model belongs to the technical field of spray paint, a lid is inside sprays paint and uses tool behind cell-phone is related to.

Background

At present, the mobile phone industry is rapidly entering the era of smart phones, and with the further improvement of aesthetic requirements of consumers on appearance of the mobile phones, the mobile phones are developing towards the aspects of being thinner, more fashionable and more intelligent. In order to enhance the physical and chemical properties of the mobile phone shell, the mobile phone shell is often painted, and different surfaces of the mobile phone shell are painted according to different use requirements, so that in the painting process, the specific surface of the mobile phone shell needs to be accurately painted.

When the rear cover of the mobile phone is transparent, in order to meet the requirements of customers, white paint needs to be sprayed inside the rear cover of the mobile phone. The inside of the rear cover of the mobile phone is painted, and usually white paint is sprayed twice, and then gray paint is sprayed once to cover the white paint, so that the effect of the white rear cover is achieved. Due to the paint spraying process in the prior art, other non-target paint spraying surfaces are easily polluted in the paint spraying process, so that subsequent processing is required, and even the mobile phone shell is scrapped.

Therefore, how to solve the above problems is a matter of research for those skilled in the art.

Disclosure of Invention

For overcoming the not enough among the above-mentioned prior art, the utility model aims to provide a lid is inside sprays paint and uses tool behind cell-phone that the spraying is even, improves production efficiency.

In order to achieve the above objects and other related objects, the present invention provides a jig for spraying paint inside a rear cover of a mobile phone; comprises a jig base and a spray covering upper cover; the jig base is provided with an accommodating cavity for placing the rear cover of the mobile phone and matching with the rear cover of the mobile phone; a plurality of positioning slotted holes are respectively formed in the long edges of the jig base in the circumferential direction; the short edge of the circumference of the jig base is provided with an anti-overflow paint hole; the middle part of the bottom surface of the jig base is provided with a switching notch used for being connected with a spraying line; the upper covering of the spray shelter is of a rectangular frame structure with a hollow middle part; arc chamfers are arranged on the circumferential direction of the inner side edge of the spraying shielding upper cover of the rectangular frame structure; two ends of the spray-shielding upper cover of the rectangular frame structure are provided with paint overflow preventing buckles matched with paint overflow preventing holes on the jig base correspondingly; the bottom of the periphery of the spraying shielding upper cover corresponds to the positioning columns which are arranged on the jig base and correspond to the positioning slotted holes one to one; the spraying shielding upper cover and the jig base are matched and fixed through the positioning column and the positioning groove hole.

In the above technical solution, the related content is explained as follows:

1. in the above scheme, the jig base and the shielding spraying upper cover are provided with the fool-proof chamfer at one corresponding corner. In the foolproof chamfering area, the jig base and the spraying shielding upper cover correspond to each other, so that the jig base and the spraying shielding upper cover are effectively prevented from being reversely and wrongly installed by staff in the assembling process; the assembly time is saved, and the assembly efficiency is improved.

2. In the scheme, the two sides of the switching notch are symmetrically provided with the buckling lugs buckled in the switching notch, so that the width of the notch of the switching notch is smaller than the width of the bottom of the switching notch. This switching notch is used for linking up with solitary couple tool to reach the effect that links up with the spraying line body, make lid behind the cell-phone beat the even effect of spraying at the in-process of spraying paint. Also can link up with eight claw tools, hit four product effects of spraying simultaneously to improve the efficiency of spraying paint.

3. In the above scheme, the circumference outer fringe downwardly extending who hides and spout the upper cover is equipped with the chimb, just the chimb is equipped with the convex fretwork breach of lid behind the confession cell-phone along the interval in the circumference. These fretwork breachs can prevent that lid takes place to warp at the painting process behind the cell-phone.

4. In the above scheme, a plurality of supporting legs are arranged below the jig base in a downward extending manner and are uniformly distributed below the jig base.

Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:

the utility model discloses simple structure, convenient operation, easy to carry out, the utility model discloses can make the inside spraying of lid even behind the cell-phone, can greatly improve production efficiency again. The paint spraying device is convenient for paint spraying, can uniformly spray paint, avoids paint overflow and paint adhesion, improves the paint spraying efficiency and yield, and has very good technical value.

Drawings

FIG. 1 is a schematic view of the top view of the assembled mobile phone rear cover to be painted;

FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along the line B-B in FIG. 1;

fig. 4 is the schematic view of the assembled mobile phone rear cover waiting for painting according to the present invention.

In the above drawings: 1. a jig base; 2. covering the upper cover; 21. chamfering with an arc; 22. hollowing out the notch; 3. a mobile phone rear cover; 4. an accommodating cavity; 5. positioning the slotted hole; 6. an anti-overflow paint hole; 7. a transfer slot; 71. hanging a lug; 8. the paint overflow prevention buckle; 9. a positioning column; 10. performing fool-proof chamfering; 11. support the feet.

Detailed Description

The following description of the embodiments of the present invention will be provided in conjunction with the accompanying drawings, and those skilled in the art will readily appreciate that the embodiments of the present invention are capable of other embodiments and that other advantages and features of the present invention are apparent from the description.

Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Example (b):

as shown in fig. 1-4, a jig for painting the inside of a rear cover of a mobile phone; comprises a jig base 1 and a spray covering upper cover 2; the jig base 1 is provided with an accommodating cavity 4 for placing the mobile phone rear cover 3 and matching with the mobile phone rear cover 3; a plurality of positioning slotted holes 5 are respectively arranged on the long edges of the jig base 1 in the circumferential direction; the short edge of the circumference of the jig base 1 is provided with an anti-overflow paint hole 6; the middle part of the bottom surface of the jig base 1 is provided with an adapter notch 7 for connecting with a spraying line; the upper covering 2 is a rectangular frame structure with a hollow middle part; arc chamfers 21 are arranged on the circumference of the inner side edge of the spraying shielding upper cover 2 of the rectangular frame structure; two ends of the rectangular frame-structured spray-shielding upper cover 2 are provided with paint overflow preventing buckles 8 matched with the paint overflow preventing holes 6 on the jig base correspondingly; the peripheral bottom of the spray-shielding upper cover 2 is provided with positioning columns 9 corresponding to the positioning slotted holes 5 one by one corresponding to the jig base 1; the spray-shielding upper cover 2 and the jig base 1 are matched and fixed through a positioning column 9 and a positioning slotted hole 5.

On the tool base 1 and the spraying covering upper cover 2, a fool-proof chamfer 10 is arranged on one corner corresponding to the tool base and the spraying covering upper cover. In the foolproof chamfer angle 10 area, the jig base 1 and the spray shielding upper cover 2 correspond to each other, so that the jig base 1 and the spray shielding upper cover 2 are effectively prevented from being reversely and wrongly assembled by workers in the assembling process; the assembly time is saved, and the assembly efficiency is improved.

The two sides of the switching notch 7 are symmetrically provided with inner buckled buckling lugs 71, so that the width of the notch of the switching notch 7 is smaller than the width of the bottom of the switching notch. This switching notch 7 is used for linking up with solitary couple tool (not shown in the figure) to reach the effect that links up with the spraying line body, make lid 3 beat the even effect of spraying at the in-process of spraying paint behind the cell-phone. Can also be connected with an eight-claw jig (not shown in the figure, and all the jigs are the existing jigs on the spraying line), so as to achieve the effect of simultaneously spraying four products, thereby improving the paint spraying efficiency.

The circumference outer fringe downwardly extending who hides and spouts upper cover 2 is equipped with the chimb, just the chimb is equipped with the convex fretwork breach 22 of lid 3 behind the confession cell-phone along the interval in the circumference. These cut-outs 22 prevent the handset back cover 3 from deforming during the painting process.

The lower part of the jig base 1 extends downwards to be provided with a plurality of supporting feet 11, and the supporting feet 11 are uniformly distributed below the jig base 1.

During spraying, cover 3 after will waiting to spout the cell-phone and arrange in the holding chamber 4 of tool base 1, cover and hide the spraying upper cover 2, will hide the positioning column 9 on the spraying upper cover 2 and fix with the positioning slotted hole 5 grafting cooperation on the tool base 1, at this moment, hide the inboard side that the spraying upper cover 2 has circular arc chamfer 21 and compress tightly the edge of waiting to spout cell-phone rear cover 3, prevent excessive lacquer and the hourglass in the process of spraying paint from spouting. The craft convex edge on the mobile phone rear cover 3 to be sprayed is deep from the hollow notch 21 on the convex edge extending downwards from the peripheral outer edge of the shielding upper cover 2, so that the mobile phone rear cover 3 is prevented from deforming in the spraying process. The anti-overflow lacquer hole 6 on the jig base 1 is matched with the anti-overflow lacquer buckle on the shading and spraying upper cover 2, and the mobile phone rear cover 3 is prevented from being in bad paint overflow in the paint spraying process due to multi-point arrangement. After clamping is completed, paint spraying can be carried out.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an inside tool for spraying paint of lid behind cell-phone, its characterized in that: comprises a jig base and a spray covering upper cover; the jig base is provided with an accommodating cavity for placing the rear cover of the mobile phone and matching with the rear cover of the mobile phone; a plurality of positioning slotted holes are respectively formed in the long edges of the jig base in the circumferential direction; the short edge of the circumference of the jig base is provided with an anti-overflow paint hole; the middle part of the bottom surface of the jig base is provided with a switching notch used for being connected with a spraying line; the upper covering of the spray shelter is of a rectangular frame structure with a hollow middle part; arc chamfers are arranged on the circumferential direction of the inner side edge of the spraying shielding upper cover of the rectangular frame structure; two ends of the spray-shielding upper cover of the rectangular frame structure are provided with paint overflow preventing buckles matched with paint overflow preventing holes on the jig base correspondingly; the bottom of the periphery of the spraying shielding upper cover corresponds to the positioning columns which are arranged on the jig base and correspond to the positioning slotted holes one to one; the spraying shielding upper cover and the jig base are matched and fixed through the positioning column and the positioning groove hole.

2. The jig for spraying paint inside the rear cover of the mobile phone according to claim 1, wherein: the jig base and the shielding spraying upper cover are provided with fool-proof chamfers at corresponding corners.

3. The jig for spraying paint inside the rear cover of the mobile phone according to claim 1, wherein: the two sides of the switching notch are symmetrically provided with fastening lugs which are fastened in, so that the width of the notch of the switching notch is smaller than the width of the bottom of the switching notch.

4. The jig for spraying paint inside the rear cover of the mobile phone according to claim 1, wherein: the circumference outer fringe downwardly extending who hides and spout the upper cover is equipped with the chimb, just the chimb is equipped with the convex fretwork breach of lid behind the confession cell-phone along the interval in the circumference.

5. The jig for spraying paint inside the rear cover of the mobile phone according to claim 1, wherein: the lower part of the jig base extends downwards to be provided with a plurality of supporting legs which are uniformly distributed below the jig base.