CN219053658U - Positioning device - Google Patents

Abstract

The utility model belongs to the technical field of communication, and discloses a positioning device. The positioning device comprises a carrying platform, a limiting mechanism and a propping mechanism, wherein the carrying platform is used for carrying the mobile phone middle frame, and the limiting mechanism and the propping mechanism can be used for carrying out internal bracing positioning on four sides of the mobile phone middle frame. When the annular middle frame of the mobile phone is placed on the carrying platform, coarse positioning is firstly carried out, after the middle frame of the mobile phone is enclosed on the peripheries of the abutting mechanism and the limiting mechanism, one abutting component abuts against the inner side of the third side and then drives the first side to abut against the first limiting piece, the other abutting component abuts against the fourth side and then drives the second side to abut against the second limiting piece, and then the position of the middle frame of the mobile phone is adjusted to be precisely positioned, so that the first side and the second side abut against the corresponding limiting pieces, four-side inner supporting positioning of the middle frame of the mobile phone is realized, and the outer side of the middle frame of the mobile phone is prevented from being scratched.

Description

Positioning device

Technical Field

The utility model relates to the technical field of communication, in particular to a positioning device.

Background

With the rapid promotion of informatization construction, information consumption is vigorous, and consumers are increasingly demanding smart phones, so that the smart phones become market hot spots. And the middle frame of the mobile phone is an important component of the mobile phone. The middle frame colloquially speaking is a frame of the mobile phone, and supports the whole mobile phone just like the bones of a person. A good middle frame can make a good mobile phone. The middle frame of the mobile phone needs to be subjected to multiple treatments such as polishing, CNC treatment, drilling and the like. The demand for product appearance defects in these processes is also increasing. The existing mobile phone middle frame positioning device mostly adopts an external positioning device, a positioning mode is realized through the periphery of the outer part of the limiting middle frame, the outer side of the positioned mobile phone middle frame is often scratched, and the appearance cannot meet the delivery requirement.

Therefore, there is a need to design a positioning device to solve the problem that the outer ring is easily scratched during the positioning process of the middle frame of the mobile phone.

Disclosure of Invention

The utility model aims to provide a positioning device which can realize the internal support positioning of a mobile phone middle frame and avoid the outer side of the mobile phone middle frame from being scratched.

To achieve the purpose, the utility model adopts the following technical scheme:

the positioning device is used for positioning a mobile phone middle frame without a middle plate, the mobile phone middle frame is annular and is formed by connecting a first side, a second side, a third side and a fourth side end to end, the first side is opposite to the third side, the second side is opposite to the fourth side, and the positioning device comprises:

the carrier is used for carrying the mobile phone middle frame;

the limiting mechanism comprises a first limiting component and a second limiting component, wherein the first limiting component comprises a first limiting piece arranged on the carrying platform, and the second limiting component comprises a second limiting piece arranged on the carrying platform; and

the abutting mechanism comprises two abutting assemblies, wherein one of the abutting assemblies abuts against the inner side of the third side so that the first limiting piece abuts against the inner side of the first side, and the other of the abutting assemblies abuts against the inner side of the fourth side so that the second limiting piece abuts against the inner side of the second side.

Optionally, each of the tightening components includes at least one tightening member, where the tightening member includes a tightening portion and a driving portion, and the driving portion can drive the tightening portion to tighten or separate from the inner side of the middle frame of the mobile phone.

Optionally, the abutting piece is a needle-shaped positioning cylinder, the carrier is provided with a via hole, and the air pipe of the driving part penetrates through the via hole.

Optionally, at least two through holes are formed, the at least two through holes are arranged at intervals along the first direction, and the air pipe of the driving part can selectively penetrate through one of the through holes.

Optionally, the first limiting component includes at least two first limiting pieces, and the two first limiting pieces are arranged at intervals along the first direction.

Optionally, the first limiting member and the second limiting member have the same structure, and the first limiting member includes:

a base part mounted on the carrier, wherein the base part is provided with a bulge in a protruding way;

an abutting part made of ceramic material and sleeved on the bulge, wherein the abutting part can be abutted against the inner side of the middle frame of the mobile phone; and

and a fixing portion which is attached to the base portion and can fix the abutting portion to the base portion.

Optionally, the fixing portion includes a connecting seat, the connecting seat is detachably connected with the base portion and is disposed on one side of the abutting portion, the connecting seat is provided with a avoidance groove toward one side of the abutting portion, a part of the abutting portion is located in the avoidance groove, and a top surface of the avoidance groove abuts against the abutting portion.

Optionally, the fixing portion further includes a guide block, the guide block is mounted on the connection seat, and the guide block is gradually far away from the inner side of the mobile phone middle frame from bottom to top toward the inclined plane of the inner side of the mobile phone middle frame.

Optionally, the positioning device further includes a guide mechanism, where the guide mechanism includes a first guide component and a second guide component, the first guide component includes a first guide member mounted on the carrier, the inner side of the third side can fall onto the carrier along an inclined plane of the first guide member, and the second guide component includes a second guide member, and the inner side of the fourth side can fall onto the carrier along an inclined plane of the second guide member.

Optionally, the first guide member and the abutting member abutting against the fourth side are adjacently arranged along a first direction, the second guide member and the abutting member abutting against the fourth side are adjacently arranged along a second direction, and the second direction is perpendicular to the first direction.

The utility model has the beneficial effects that:

the utility model provides a positioning device, when an annular mobile phone middle frame is placed on a carrying platform, coarse positioning is firstly carried out, after the mobile phone middle frame is surrounded on the periphery of a propping mechanism and a limiting mechanism, one propping component is propped against the inner side of a third edge and then drives a first edge to be propped against a first limiting piece, the other propping component is propped against a fourth edge and then drives a second edge to be propped against a second limiting piece, and then the position of the mobile phone middle frame is finely adjusted, so that the first edge and the second edge are propped against corresponding limiting pieces, thereby realizing the inner supporting positioning of the four sides of the mobile phone middle frame and preventing the outer side of the mobile phone middle frame from being scratched.

Drawings

Fig. 1 is a schematic structural diagram of a mobile phone middle frame according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a mobile phone middle frame positioned on a positioning device according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a mobile phone center positioned on a positioning device according to an embodiment of the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

In the figure:

10. a carrier; 11. a via hole;

20. a limiting mechanism; 21. a first limit assembly; 211. a first limiting member; 2111. a base portion; 21111. a protrusion; 2112. an abutting portion; 2113. a fixing part; 21131. a connecting seat; 211311, avoiding grooves; 21132. a guide block; 22. the second limiting component; 30. a tightening mechanism; 31. a tightening assembly; 311. a tightening member; 3111. a pressing part; 3112. a driving section;

40. a guide mechanism; 41. a first guide assembly; 411. a first guide; 42. a second guide assembly; 500. a mobile phone middle frame; 510. a first edge; 520. a second side; 530. a third side; 540. fourth side.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1, the mobile phone middle frame 500 is an important component of the mobile phone, and as the mobile phone middle frame 500 is annular and is formed by connecting a first edge 510, a second edge 520, a third edge 530 and a fourth edge 540 end to end, wherein the first edge 510 is opposite to the third edge 530, and the second edge 520 is opposite to the fourth edge 540, and the second edge 520 is subjected to multiple treatments, such as polishing, CNC processing, drilling and the like. The demand for product appearance defects in these processes is also increasing. In the process of the above-described processing, the positioning of the mobile phone middle frame 500 is performed outside the mobile phone middle frame 500, and it is often the case that the outside of the mobile phone middle frame 500 is scratched.

In order to solve the above-mentioned problems, the present embodiment provides a positioning device, which can realize the internal support positioning of the mobile phone middle frame 500 and avoid the outer side of the mobile phone middle frame 500 from being scratched. As shown in fig. 2, the positioning device includes a carrier 10, a limiting mechanism 20 and a tightening mechanism 30, the carrier 10 is used for carrying a middle frame 500 of a mobile phone, the limiting mechanism 20 includes a first limiting component 21 and a second limiting component 22, the first limiting component 21 includes a first limiting member 211 installed on the carrier 10, the second limiting component 22 includes a second limiting member installed on the carrier 10, the tightening mechanism 30 includes two tightening components 31, one of the two tightening components 31 is tightened against the inner side of the third side 530 to enable the first limiting member 211 to be in tight contact with the inner side of the first side 510, and the other of the two tightening components 31 is capable of being tightened against the inner side of the fourth side 540 to enable the second limiting member to be in tight contact with the inner side of the second side 520. Through the above arrangement, when the annular mobile phone middle frame 500 is placed on the carrying platform 10, coarse positioning is performed first, after the mobile phone middle frame 500 is enclosed on the peripheries of the abutting mechanism 30 and the limiting mechanism 20, one abutting component 31 abuts against the inner side of the third side 530 and then drives the first side 510 to abut against the first limiting piece 211, the other abutting component 31 abuts against the fourth side 540 and then drives the second side 520 to abut against the second limiting piece, and then the position of the mobile phone middle frame 500 is adjusted to be precisely positioned, so that the first side 510 and the second side 520 abut against the corresponding limiting pieces, thereby realizing inner supporting positioning of four sides of the mobile phone middle frame 500 and preventing the outer side of the mobile phone middle frame 500 from being scratched.

Optionally, each abutting component 31 includes at least one abutting component 311, as shown in fig. 2, the length of the third side 530 is greater than the length of the fourth side 540, the abutting component 31 abutting against the third side 530 includes two abutting components 311, so as to ensure the stress balance of the third side 530, and the abutting component 31 abutting against the fourth side 540 includes one abutting component 311. In other embodiments, the number of the abutting pieces 311 in the abutting assembly 31 may be adjusted according to the corresponding side lengths.

Optionally, the abutting piece 311 includes an abutting portion 3111 and a driving portion 3112, the driving portion 3112 can drive the abutting portion 3111 to abut against or keep away from the inner side of the mobile phone middle frame 500, through the above arrangement, the driving portion 3112 controls the abutting portion 3111 to keep away from in the process of placing the mobile phone middle frame 500, after the mobile phone middle frame 500 is placed in, the driving portion 3112 drives the abutting portion 3111 to abut against, optionally, the abutting piece 311 is a needle positioning cylinder, space is saved, and expansion speed is fast. The air tube to which the driving unit 3112 is connected is not shown.

Preferably, the carrier 10 has a T-shaped structure, the carrier 10 is provided with a via hole 11, and the air tube of the driving part 3112 is inserted through the via hole 11, so that the air tube of the driving parts 3112 can pass under the via hole 11 to prevent interference with the mobile phone middle frame 500. Preferably, at least two through holes 11 are formed, at least two through holes 11 are arranged at intervals along the first direction (X direction in the drawing), and the air pipe of the driving part 3112 can selectively penetrate one of the through holes 11. In this embodiment, two through holes 11 are provided, three air pipes are provided, and two air pipes share one through hole 11.

Preferably, the first limiting component 21 includes at least two first limiting members 211, and the two first limiting members 211 are arranged at intervals along the X direction, and the above arrangement ensures the stress balance of the first edge 510 and prevents the mobile phone middle frame 500 from shaking during the positioning process because the length of the first edge 510 is greater than that of the second edge 520.

Alternatively, the first limiting member 211 and the second limiting member have the same structure, and the structure of the first limiting member 211 is described below with reference to fig. 3 and 4. As shown in fig. 3 and 4, the first stopper 211 includes a base portion 2111, an abutment portion 2112, and a fixing portion 2113, the base portion 2111 is mounted on the carrier 10 and is provided with a protrusion 21111, the abutment portion 2112 is made of a ceramic material and is fitted over the protrusion 21111, the abutment portion 2112 can abut against the inner side of the middle frame 500 of the mobile phone, and the fixing portion 2113 is mounted on the base portion 2111 and can fix the abutment portion 2112 to the base portion 2111. Through the setting of butt portion 2112 ceramic material, ceramic material is soft and smoother in comparison with other materials for cell-phone center 500 is placed on the microscope carrier 10 more easily, and is difficult for causing the mar to the inboard of cell-phone center 500.

Preferably, as shown in fig. 4, the fixing portion 2113 includes a connection seat 21131, the connection seat 21131 is detachably connected to the base portion 2111 and is disposed on one side of the abutment portion 2112, the connection seat 21131 is provided with a relief groove 211311 toward the abutment portion 2112, a portion of the abutment portion 2112 is located in the relief groove 211311, and a top surface of the relief groove 211311 abuts against the abutment portion 2112. Through the arrangement, on one hand, the detachable connection between the connection seat 21131 and the base portion 2111 facilitates the installation and the detachment of the abutting portion 2112, and on the other hand, the arrangement of the avoiding groove 211311 makes the occupied area of the base portion 2111 smaller and has a certain protection effect on the abutting portion 2112. In the present embodiment, the connection seat 21131 and the base portion 2111 are detachably connected by screws, and in other embodiments, they may be engaged or fastened, which is not limited thereto.

Preferably, the fixing portion 2113 further includes a guide block 21132, the guide block 21132 is mounted on the connection base 21131, and the guide block 21132 is gradually distant from the inner side of the mobile phone middle frame 500 from bottom to top toward the inclined surface of the inner side of the mobile phone middle frame 500. Through the above arrangement, the mobile phone middle frame 500 can slide down the guide block 21132 onto the abutment portion 2112 during the process of placing the mobile phone middle frame into the carrier 10.

Preferably, as shown in fig. 3, the positioning device further includes a guide mechanism 40, the guide mechanism 40 includes a first guide assembly 41 and a second guide assembly 42, the first guide assembly 41 includes a first guide 411 mounted on the carrier 10, the inner side of the third side 530 can fall onto the carrier 10 along the inclined surface of the first guide 411, the second guide assembly 42 includes a second guide, and the inner side of the fourth side 540 can fall onto the carrier 10 along the inclined surface of the second guide. Through the arrangement, the first guide 411, the second guide, the limiting block of the first limiting member 211 and the limiting block of the second limiting member play a role in guiding the four sides of the mobile phone middle frame 500, so that the mobile phone middle frame 500 is ensured to be sleeved outside the limiting mechanism 20, the abutting mechanism 30 and the guiding mechanism 40.

Preferably, the first guide 411 is disposed adjacent to the abutting piece 311 abutting against the fourth side 540 in a first direction, and the second guide is disposed adjacent to the abutting piece 311 abutting against the fourth side 540 in a second direction, which is perpendicular to the first direction. Through the above arrangement, the mobile phone middle frame 500 is further ensured to be contacted with the first guide 411 or the second guide, so that the mobile phone middle frame 500 is prevented from colliding with the abutting part 3111.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The utility model provides a positioner for location does not take cell-phone center (500) of medium plate, cell-phone center (500) are cyclic annular and by first limit (510), second limit (520), third limit (530) and fourth side (540) end to end formation, first limit (510) with third limit (530) set up relatively, second limit (520) with fourth side (540) set up relatively, its characterized in that, positioner includes:

the carrier (10) is used for bearing the mobile phone middle frame (500);

the limiting mechanism (20) comprises a first limiting component (21) and a second limiting component (22), the first limiting component (21) comprises a first limiting piece (211) arranged on the carrying platform (10), and the second limiting component (22) comprises a second limiting piece arranged on the carrying platform (10); and

the propping mechanism (30) comprises two propping assemblies (31), one of the propping assemblies (31) of the two propping assemblies (31) is propped against the inner side of the third side (530) so that the first limiting piece (211) is propped against the inner side of the first side (510), and the other one of the two propping assemblies (31) can be propped against the inner side of the fourth side (540) so that the second limiting piece is propped against the inner side of the second side (520).

2. The positioning device according to claim 1, wherein each abutment assembly (31) comprises at least one abutment member (311), the abutment member (311) comprising an abutment portion (3111) and a driving portion (3112), the driving portion (3112) being capable of driving the abutment portion (3111) against or away from the inner side of the mobile phone middle frame (500).

3. The positioning device according to claim 2, wherein the abutting member (311) is a needle-shaped positioning cylinder, the carrier (10) is provided with a through hole (11), and the air pipe of the driving part (3112) is arranged through the through hole (11).

4. A positioning device according to claim 3, wherein at least two through holes (11) are formed, at least two through holes (11) are arranged at intervals along the first direction, and an air pipe of the driving part (3112) can selectively penetrate one through hole (11).

5. The positioning device according to any one of claims 1-4, wherein the first stop assembly (21) comprises at least two first stops (211), the two first stops (211) being spaced apart along a first direction.

6. The positioning device according to any one of claims 1-4, wherein the first limiting member (211) is of the same structure as the second limiting member, the first limiting member (211) comprising:

a base portion (2111) attached to the carrier (10), wherein a protrusion (21111) is provided on the base portion (2111);

an abutting part (2112) made of ceramic material and sleeved on the protrusion (21111), wherein the abutting part (2112) can abut against the inner side of the mobile phone middle frame (500); and

and a fixing portion (2113) that is attached to the base portion (2111) and can fix the abutting portion (2112) to the base portion (2111).

7. The positioning device according to claim 6, wherein the fixing portion (2113) includes a connecting seat (21131), the connecting seat (21131) is detachably connected with the base portion (2111) and is disposed at one side of the abutting portion (2112), an avoidance groove (211311) is formed in a side of the connecting seat (21131) facing the abutting portion (2112), a part of the abutting portion (2112) is located in the avoidance groove (211311), and a top surface of the avoidance groove (211311) abuts against the abutting portion (2112).

8. The positioning device according to claim 7, wherein the fixing portion (2113) further includes a guide block (21132), the guide block (21132) is mounted on the connection base (21131), and the inclined surface of the guide block (21132) facing the inner side of the mobile phone middle frame (500) gradually gets away from the inner side of the mobile phone middle frame (500) from bottom to top.

9. The positioning device according to any of the claims 2-4, characterized in that the positioning device further comprises a guiding mechanism (40), the guiding mechanism (40) comprising a first guiding assembly (41) and a second guiding assembly (42), the first guiding assembly (41) comprising a first guiding element (411) mounted on the carrier (10), the inner side of the third side (530) being able to fall onto the carrier (10) along the inclined plane of the first guiding element (411), the second guiding assembly (42) comprising a second guiding element, the inner side of the fourth side (540) being able to fall onto the carrier (10) along the inclined plane of the second guiding element.

10. The positioning device according to claim 9, characterized in that the first guide (411) is arranged adjacent to the abutment (311) against the fourth side (540) along a first direction, and the second guide is arranged adjacent to the abutment (311) against the fourth side (540) along a second direction, which is perpendicular to the first direction.

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