Special buckle jig for polishing outer ring of middle frame of mobile phone

Abstract

The utility model discloses a special buckle jig for polishing an outer ring of a mobile phone middle frame, and relates to the technical field of mobile phone middle frame outer ring polishing, the special jig for polishing the outer ring of the mobile phone middle frame comprises a transmission rod, the top end of the transmission rod is provided with a placing assembly, the upper part of the placing assembly is provided with a fixing assembly, and the fixing assembly is fixedly connected with the transmission rod. The fixing assembly comprises an upper mold, a lower protruding block is installed at the bottom end of the upper mold, and inserting grooves are symmetrically formed in the inner wall of the lower protruding block. According to the mobile phone middle frame polishing device, through sliding connection of the limiting columns, the limiting blocks and the limiting grooves, stable fixing of the mobile phone middle frame is achieved, the mobile phone middle frame is effectively prevented from moving or shaking in the polishing process, and the polishing precision and effect are improved. And by means of sliding connection of the limiting columns, the limiting blocks and the limiting grooves, stable fixing of the mobile phone middle frame is achieved, movement or shaking of the mobile phone middle frame in the grinding process is effectively prevented, and the grinding precision and effect are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mobile phone middle frame outer circle polishing technical field, concretely is a kind of mobile phone middle frame outer circle polishing special buckle fixture. BACKGROUND

[0002] The existing mobile phone middle frame outer circle polishing fixture when fixing mobile phone middle frame, there is often unstable, complex operation, difficult adjustment and other problems.The traditional fixture can not adapt to mobile phone middle frame of different sizes, leading to poor polishing effect, and even possibly damaging mobile phone middle frame.In addition, some fixtures need to use a large number of bolts or other fasteners when fixing mobile phone middle frame, increasing the complexity and time cost of operation. INVENTION CONTENTS

[0003] The utility model provides a kind of mobile phone middle frame outer circle polishing special buckle fixture, with the advantages of saving fixing time and simple operation, to solve the existing mobile phone middle frame outer circle polishing fixture when fixing mobile phone middle frame, there is often unstable, complex operation, difficult adjustment and other problems.The traditional fixture can not adapt to mobile phone middle frame of different sizes, leading to poor polishing effect, and even possibly damaging mobile phone middle frame.In addition, some fixtures need to use a large number of bolts or other fasteners when fixing mobile phone middle frame, increasing the complexity and time cost of operation.

[0004] To realize the purpose of saving fixing time and simple operation, the utility model provides the following technical scheme: a kind of mobile phone middle frame outer circle polishing special buckle fixture, including transmission rod, the top of transmission rod is equipped with placing assembly, the upper portion of placing assembly is provided with fixed component, wherein: the fixed component includes upper die, the bottom of upper die is equipped with lower lug, the inner wall of lower lug is symmetrically opened with insertion slot, the inner wall of upper die is symmetrically opened with insertion slot, the inner wall of insertion slot is equipped with limit post, the outer side surface of limit post is equidistantly equipped with a plurality of limit blocks, the top surface of upper die is symmetrically equipped with threaded rod, the outer side surface of threaded rod is equipped with nut, the outer side surface of nut is equipped with bearing, the outer side surface of bearing is equipped with extension plate, the inner wall of extension plate is equipped with limit ring, the inner wall of limit ring is opened with limit slot.

[0005] As a preferred technical scheme of the utility model, the placing assembly includes lower die, the lower die is installed on the top surface of transmission rod, the outer side surface of lower die is equipped with rubber ring, the top surface of lower die is equipped with upper lug.

[0006] As a preferred technical scheme of the utility model, the top surface of the lower protruding block and the bottom surface of the upper mold are fixedly connected with each other, one side of the limiting block and the outer side surface of the limiting column are fixedly connected with each other, the limiting block is slidingly connected to the inner wall of the limiting groove, the threaded rod is fixedly installed on the top surface of the upper mold, and the inner wall of the nut and the outer side surface of the threaded rod are movably and rotatably connected with each other.

[0007] As a preferred technical scheme of the utility model, the inner wall of the bearing and the outer side surface of the nut are fixedly connected with each other, the outer side surface of the bearing and the inner wall of the extension plate are fixedly connected with each other, the outer side surface of the limiting ring and the inner wall of the extension plate are fixedly connected with each other, and the limiting ring and the limiting block are slidingly connected with each other through the limiting groove.

[0008] As a preferred technical scheme of the utility model, the top surface of the lower mold and the bottom surface of the upper protruding block are fixedly connected with each other, and the top surface of the upper protruding block and the bottom surface of the limiting column are fixedly connected with each other.

[0009] As a preferred technical scheme of the utility model, the bottom surface of the bearing and the top surface of the upper mold are movably contacted with each other, the bottom surface of the extension plate and the top surface of the upper mold are movably contacted with each other, and the bottom surface of the limiting ring and the top surface of the upper mold are movably contacted with each other.

[0010] As a preferred technical scheme of the utility model, the upper mold is arranged on the upper portion of the lower mold, the bottom surface of the lower protruding block and the top surface of the upper protruding block are contacted with each other, and the upper mold and the lower mold form a mobile phone middle frame mounting area through the lower protruding block and the upper protruding block.

[0011] Compared with the prior art, the utility model provides a special buckle jig for polishing the outer ring of a mobile phone middle frame, and has the following beneficial effects:

[0012] The special jig for polishing the outer ring of the mobile phone middle frame is slidingly connected through the limiting column, the limiting block and the limiting groove, the stable fixing of the mobile phone middle frame is realized, the movement or shaking of the mobile phone middle frame in the polishing process is effectively prevented, and the polishing precision and effect are improved. ACCURACY OF DRAWINGS

[0013] Figure 1 It is the external structure schematic diagram of the utility model;

[0014] Figure 2 It is the internal structure schematic diagram of the utility model;

[0015] Figure 3 It is the internal structure explosion drawing of the utility model;

[0016] Figure 4 Another angle internal structure of the utility model is shown in the figure;

[0017] Figure 5 The utility model discloses Figure 1 A portion of the utility model

[0018] In the figure: 1, transmission rod, 2, placing assembly, 21, lower mould, 22, rubber ring, 23, upper convex block, 3, fixed assembly, 301, upper mould, 302, lower convex block, 303, insertion groove, 304, limiting column, 305, limiting block, 306, threaded rod, 307, nut, 308, bearing, 309, extension plate, 310, limiting ring, 311, limiting groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model. Embodiment one

[0020] Please refer to Figure 1 - Figure 2 The utility model discloses a special buckle jig of mobile phone frame outer circle polishing, including transmission rod 1, the top of transmission rod 1 is installed with placing assembly 2, and the upper portion of placing assembly 2 is provided with fixed assembly 3, wherein: fixed assembly 3 includes upper mould 301, and the bottom of upper mould 301 is installed with lower convex block 302, and the inner wall of lower convex block 302 is opened with insertion groove 303 symmetrically, and the inner wall of upper mould 301 is opened with insertion groove 303 symmetrically, and the inner wall of insertion groove 303 is installed with limiting column 304, and the outer side surface of limiting column 304 is installed with a plurality of limiting blocks 305 at equal intervals, and the top surface of upper mould 301 is installed with threaded rod 306 symmetrically, and the outer side surface of threaded rod 306 is installed with nut 307, and the outer side surface of nut 307 is installed with bearing 308, and the outer side surface of bearing 308 is installed with extension plate 309, and the inner wall of extension plate 309 is installed with limiting ring 310, and the inner wall of limiting ring 310 is opened with limiting groove 311.

[0021] Placing assembly 2 includes lower mould 21, and lower mould 21 is installed on the top surface of transmission rod 1, and the outer side surface of lower mould 21 is installed with rubber ring 22, and the top of lower mould 21 is installed with upper convex block 23.

[0022] The top surface of the lower protrusion 302 is fixedly connected with the bottom surface of the upper mold 301, one side of the limiting block 305 is fixedly connected with the outer surface of the limiting column 304, the limiting block 305 is slidingly connected with the inner wall of the limiting groove 311, the threaded rod 306 is fixedly installed on the top surface of the upper mold 301, and the inner wall of the nut 307 is movably and rotationally connected with the outer surface of the threaded rod 306.

[0023] The size and shape of the mobile phone middle frame are adjusted by the fixing assembly 3 of the jig. By rotating the nut 307 on the threaded rod 306, the position of the limiting block 305 on the limiting column 304 is adjusted to adapt to mobile phone middle frames of different thicknesses. The mobile phone middle frame is placed on the lower mold 21 of the jig, and it is ensured that the mobile phone middle frame is aligned with the upper protrusion 23 of the lower mold 21. Embodiment two

[0024] Based on the above-mentioned embodiment 1, please refer to Figure 3 - Figure 5 The inner wall of the bearing 308 is fixedly connected with the outer surface of the nut 307, the outer surface of the bearing 308 is fixedly connected with the inner wall of the extension plate 309, the outer surface of the limiting ring 310 is fixedly connected with the inner wall of the extension plate 309, and the limiting ring 310 is slidingly connected with the limiting block 305 through the limiting groove 311.

[0025] The top surface of the upper protrusion 23 is fixedly connected with the bottom surface of the limiting column 304.

[0026] The bottom surface of the bearing 308 movably contacts the top surface of the upper mold 301, the bottom surface of the extension plate 309 movably contacts the top surface of the upper mold 301, and the bottom surface of the limiting ring 310 movably contacts the top surface of the upper mold 301.

[0027] The upper mold 301 is arranged on the upper portion of the lower mold 21, the bottom surface of the lower protrusion 302 contacts the top surface of the upper protrusion 23, and the mobile phone middle frame mounting area is formed between the upper mold 301 and the lower mold 21 through the lower protrusion 302 and the lower protrusion 302.

[0028] The limiting column 304 is smoothly inserted into the insertion groove 303, and the limiting block 305 is aligned with the limiting groove 311. By rotating the nut 307 on the threaded rod 306, the limiting block 305 is slid in the limiting groove 311 by the cooperation of the bearing 308 and the extension plate 309, until the mobile phone middle frame is stably fixed. During the fastening process, attention should be paid to not over-tightening to avoid damaging the mobile phone middle frame or the jig.

[0029] The working principle and use process of the utility model: before using the jig, first need to check the jig comprehensively, ensure that each component is intact, especially the key components in the fixed assembly 3, such as the limiting column 304, the limiting block 305, the threaded rod 306 and the nut 307, to ensure that it can work normally. Prepare the mobile phone middle frame: prepare the mobile phone middle frame to be polished, ensure that its surface is clean, oil-free and impurity-free, so as to better contact and fix the jig.

[0030] According to the size and shape of the mobile phone middle frame, adjust the fixed assembly 3 of the jig. By rotating the nut 307 on the threaded rod 306, adjust the position of the limiting block 305 on the limiting column 304 to adapt to mobile phone middle frames of different thicknesses. Place the mobile phone middle frame on the lower mold 21 of the jig, ensure that the mobile phone middle frame is aligned with the upper convex block 23 of the lower mold 21. At this time, you can gently press the mobile phone middle frame to ensure that it is in close contact with the lower mold 21.

[0031] The upper mold 301 of the fixed assembly 3 is connected with the upper convex block 23 of the lower mold 21 through the lower convex block 302. During the connection process, make sure that the limiting column 304 is smoothly inserted into the insertion slot 303, and the limiting block 305 is aligned with the limiting slot 311. By rotating the nut 307 on the threaded rod 306, use the cooperation of the bearing 308 and the extension plate 309 to make the limiting block 305 slide in the limiting slot 311 until the mobile phone middle frame is firmly fixed. During the tightening process, pay attention not to use excessive force to avoid damaging the mobile phone middle frame or the jig.

[0032] After the fixing is completed, check whether the mobile phone middle frame is firmly fixed on the jig. You can check whether it is loose or shaking by gently shaking the mobile phone middle frame. If you find that it is not fixed, you need to adjust the fixed assembly 3 and tighten the nut 307. After confirming that the mobile phone middle frame has been firmly fixed, start the polishing equipment. According to the material and polishing requirements of the mobile phone middle frame, select appropriate polishing tools and abrasives.

Claims

1. A buckle jig special for polishing the outer ring of a mobile phone middle frame, comprising a transmission rod (1), a placing assembly (2) is installed at the top end of the transmission rod (1), characterized in that: The upper part of the placing assembly (2) is provided with a fixing assembly (3), wherein: The fixing assembly (3) comprises an upper mold (301), the bottom end of the upper mold (301) is provided with a lower protrusion (302), the inner wall of the lower protrusion (302) is symmetrically provided with an insertion slot (303), the inner wall of the upper mold (301) is symmetrically provided with an insertion slot (303), the inner wall of the insertion slot (303) is provided with a limiting column (304), a plurality of limiting blocks (305) are equidistantly arranged on the outer side surface of the limiting column (304), the top surface of the upper mold (301) is symmetrically provided with a threaded rod (306), the outer side surface of the threaded rod (306) is provided with a nut (307), the outer side surface of the nut (307) is provided with a bearing (308), the outer side surface of the bearing (308) is provided with an extension plate (309), the inner wall of the extension plate (309) is provided with a limiting ring (310), and the inner wall of the limiting ring (310) is provided with a limiting slot (311).

2. The special buckle jig for polishing the outer ring of a mobile phone middle frame according to claim 1, characterized in that: The placing assembly (2) comprises a lower mold (21), the lower mold (21) is arranged on the top end surface of the transmission rod (1), and the outer side surface of the lower mold (21) is provided with a rubber ring (22).

3. The special buckle jig for polishing the outer ring of a mobile phone middle frame according to claim 1, characterized in that: The top surface of the lower protrusion (302) and the bottom surface of the upper mold (301) are fixedly connected, one side of the limiting block (305) and the outer side surface of the limiting column (304) are fixedly connected, the limiting block (305) is slidably connected to the inner wall of the limiting slot (311), the threaded rod (306) is fixedly arranged on the top surface of the upper mold (301), and the inner wall of the nut (307) and the outer side surface of the threaded rod (306) are rotatably connected.

4. The buckle jig special for polishing the outer ring of a mobile phone middle frame according to claim 3, characterized in that: The inner wall of the bearing (308) and the outer side surface of the nut (307) are fixedly connected, the outer side surface of the bearing (308) and the inner wall of the extension plate (309) are fixedly connected, the outer side surface of the limiting ring (310) and the inner wall of the extension plate (309) are fixedly connected, and the limiting ring (310) and the limiting block (305) are slidably connected through the limiting slot (311).

5. The buckle jig special for polishing the outer ring of a mobile phone middle frame according to claim 2, characterized in that: The top surface of the lower mold (21) and the bottom surface of the upper protrusion (23) are fixedly connected, and the top surface of the upper protrusion (23) and the bottom surface of the limiting column (304) are fixedly connected.

6. The buckle jig special for polishing the outer ring of a mobile phone middle frame according to claim 3, characterized in that: The bottom surface of the bearing (308) and the top surface of the upper mold (301) are movably contacted, the bottom surface of the extension plate (309) and the top surface of the upper mold (301) are movably contacted, and the bottom surface of the limiting ring (310) and the top surface of the upper mold (301) are movably contacted.

7. The special buckle jig for polishing the outer ring of a mobile phone middle frame according to claim 6, characterized in that: The upper mold (301) is arranged on the upper part of the lower mold (21), the bottom surface of the lower protrusion (302) and the top surface of the upper protrusion (23) are in contact, and the upper mold (301) and the lower mold (21) form a mobile phone middle frame mounting area through the lower protrusion (302) and the lower protrusion (302).

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