CN220637615U - Mobile phone middle frame positioning jig - Google Patents
Mobile phone middle frame positioning jig Download PDFInfo
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- CN220637615U CN220637615U CN202322201153.XU CN202322201153U CN220637615U CN 220637615 U CN220637615 U CN 220637615U CN 202322201153 U CN202322201153 U CN 202322201153U CN 220637615 U CN220637615 U CN 220637615U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000000969 carrier Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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Abstract
The utility model provides a mobile phone middle frame positioning jig which comprises a jig bottom plate, and a driving part, a reference guide block and a positioning block which are arranged on the jig bottom plate; the reference guide blocks are arranged at the peripheral position of the jig base plate through a position adjusting mechanism, and the outer sides of the reference guide blocks are respectively provided with an inclined guide surface and a vertical positioning surface; the positioning blocks comprise long-side positioning blocks and short-side positioning blocks, the long-side positioning blocks are arranged on one side of a long side of the jig bottom plate through a sliding mechanism, and the short-side positioning blocks are arranged on one side of a short side of the jig bottom plate through a sliding mechanism; the driving part is in transmission connection with the long-side positioning block and the short-side positioning block. The jig can locate the mobile phone middle frame with high precision from the inside, is not easy to damage the mobile phone middle frame, and is simple in structure and good in practicality.
Description
Technical Field
The utility model relates to the technical field of mobile phone jigs, in particular to a jig for positioning a middle frame in a mobile phone production process.
Background
The middle frame of the mobile phone is a frame-shaped component forming a joint area between the front panel and the rear cover of the mobile phone, and in the production process of the middle frame of the mobile phone, a jig is generally required to be adopted to position the middle frame of the mobile phone so as to execute various processing technologies in an effectively positioned state.
In the related art, the mobile phone middle frame positioning jig generally adopts the pressing claw to press the mobile phone middle frame on the bearing platform for positioning, and the pressing claw can contact the outer frame surface of the mobile phone middle frame, so that the mobile phone middle frame is easily damaged, and the yield of the mobile phone middle frame is affected.
In this regard, a jig for positioning from the inside of the middle frame of the mobile phone is also provided, but the jig needs to be positioned according to the size of the middle frame, and the jig of each specification is only suitable for the middle frame of the mobile phone with one size, so that the flexibility is poor; in addition, because the driving is carried out through a plurality of power sources, the parts are too many, the structure is complex, the cost is high, and in addition, a plurality of driving parts are difficult to coordinate and agree with each other during operation, so that the positioning precision is low.
Disclosure of Invention
The utility model aims to provide a mobile phone middle frame positioning jig. The fixture can locate the mobile phone middle frame with high precision from the inside, is not easy to damage the mobile phone middle frame, has a simple structure and good practicability, and can be suitable for mobile phone middle frames with different specifications and sizes.
In order to achieve the above purpose, the utility model provides a mobile phone middle frame positioning jig, which comprises a jig bottom plate, and a driving part, a reference guide block and a positioning block which are arranged on the jig bottom plate; the reference guide blocks are arranged at the peripheral position of the jig base plate through a position adjusting mechanism, and the outer sides of the reference guide blocks are respectively provided with an inclined guide surface and a vertical positioning surface; the positioning blocks comprise long-side positioning blocks and short-side positioning blocks, the long-side positioning blocks are arranged on one side of a long side of the jig bottom plate through a sliding mechanism and can slide along the width direction, and the short-side positioning blocks are arranged on one side of a short side of the jig bottom plate through a sliding mechanism and can slide along the length direction; the driving part is in transmission connection with the long-side positioning block and the short-side positioning block and is used for driving the long-side positioning block and the short-side positioning block to move simultaneously so as to contact with or separate from the middle frame of the mobile phone from the inner side.
Optionally, the position adjusting mechanism includes an adjusting block, the adjusting block is mounted on an upper surface of the jig base plate and is configured to be capable of adjusting a position in a length direction or a width direction relative to the jig base plate, and the reference guide block is mounted on a top of the adjusting block and is configured to be capable of adjusting a position in a width direction or a length direction relative to the adjusting block.
Optionally, the reference guide block is in a vertical L shape, and the adjusting block is in a horizontal L shape; the outside of the vertical part of benchmark guide block forms guide surface and locating surface, the horizontal part of benchmark guide block is equipped with the slotted hole and passes through the fastener with the first part of adjusting block is connected, the second part of adjusting block is equipped with the slotted hole and passes through the fastener with the tool bottom plate is connected.
Optionally, the vertical projection of locating piece is oblong, and it contacts with the inboard of cell-phone center through the arc position that faces outside.
Optionally, the sliding mechanism includes a sliding carrier and a slider; the sliding carrier is arranged on the jig bottom plate and is provided with a sliding groove, the positioning block is connected with the sliding block, and the sliding block is in sliding fit with the sliding groove of the sliding carrier.
Optionally, a U-shaped groove with an opening facing to the outer side is arranged at the top of the sliding carrier, and the positioning block protrudes from the U-shaped groove to the sliding carrier.
Optionally, the jig bottom plate is provided with a limiting groove corresponding to each sliding carrier, and the sliding carriers can move and be positioned along the limiting grooves.
Optionally, the long-side positioning block comprises a first positioning block and a second positioning block, and the short-side positioning block comprises a third positioning block; the driving part comprises a cylinder mounting body, wherein a first cylinder hole, a second cylinder hole and a third cylinder hole of the cylinder mounting body are respectively provided with a first cylinder, a second cylinder and a third cylinder, and the first cylinder, the second cylinder and the third cylinder are respectively in transmission connection with the first positioning block, the second positioning block and the third positioning block.
Optionally, the cylinder mounting body is provided with an air inlet pipeline at the bottom center position and is internally provided with an air hole runner, and the air hole runner is communicated with the air inlet pipeline, the first cylinder, the second cylinder and the third cylinder.
Optionally, the cylinder is a single-acting cylinder.
Optionally, the air inlet pipeline is provided with a hollow rotary platform connecting piece, and the lower end of the air inlet pipeline is provided with a rotary joint.
Optionally, the device also comprises a middle frame support column; the middle frame support columns are distributed at four corners of the jig bottom plate, and support planes are formed at the tops of the middle frame support columns.
Optionally, the jig bottom plate is substantially rectangular, and each side edge of the jig bottom plate is provided with at least two reference guide blocks respectively.
According to the mobile phone middle frame positioning jig provided by the utility model, the mobile phone middle frame can be guided to reach a preliminary position through the cooperation of the reference guide block and the mobile phone middle frame, then the driving part drives the first positioning block, the second positioning block and the third positioning block to move simultaneously, the mobile phone middle frame is positioned from the long side by the first positioning block and the second positioning block, and the third positioning block is positioned from the short side by the third positioning block, so that the mobile phone middle frame is positioned finally. Because the positioning is carried out from the inside of the mobile phone middle frame, the contact with the outer frame surface of the mobile phone middle frame is avoided, so that the defect of the mobile phone middle frame is not easy to cause, and the mobile phone middle frame can be better adapted to appearance detection; in addition, the positioning blocks move simultaneously, so that the mobile phone middle frame can be positioned with high precision, and the mobile phone middle frame positioning device is simple in structure and high in practicability.
In a preferred scheme, through the design of the air inlet pipeline matched with the air hole flow channel, three cylinders are driven to act simultaneously, the purpose that one power source is converted into a plurality of power outputs is skillfully achieved, the air path structure is simplified, the number of parts is reduced, the cost is reduced, and in addition, the high-precision positioning of the mobile phone middle frame can be achieved.
Drawings
Fig. 1 is a schematic structural diagram of a mobile phone middle frame positioning fixture according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a structure of the mobile phone center positioning fixture shown in FIG. 1 under another view angle;
fig. 3 is a schematic structural diagram of the mobile phone middle frame positioning fixture shown in fig. 1 before positioning the mobile phone middle frame;
FIG. 4 is a side view of the mobile phone center positioning jig shown in FIG. 1;
fig. 5 is A-A view of fig. 4.
In the figure:
10. jig floor 11, limiting slot 20, driving component 30, center support post 31, support plane 40, datum guide 41, guide surface 42, locating surface 51, first locating block 52, second locating block 53, third locating block 60, cell phone center 61, small area plate 70, adjustment block 81, sliding carrier 811, U-shaped slot 82, sliding block 90, cylinder mount 91, first cylinder 92, second cylinder 93, third cylinder 100, air intake pipe 101, air pocket flow channel 102, hollow rotary platform connector 103, rotary joint
Detailed Description
In order to better understand the aspects of the present utility model, the present utility model will be described in further detail with reference to the accompanying drawings and detailed description.
In the present specification, the terms "upper, lower, inner, outer" and the like are established based on the positional relationship shown in the drawings, and the corresponding positional relationship may be changed according to the drawings, so that the terms are not to be construed as absolute limitation of the protection scope; moreover, relational terms such as "first" and "second", and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
Referring to fig. 1, fig. 2, and fig. 3, fig. 1 is a schematic structural diagram of a mobile phone center positioning fixture according to an embodiment of the present utility model when positioning a mobile phone center; FIG. 2 is a schematic diagram of a structure of the mobile phone center positioning fixture shown in FIG. 1 under another view angle; fig. 3 is a schematic structural diagram of the mobile phone middle frame positioning fixture shown in fig. 1 before positioning the mobile phone middle frame.
As shown in the figure, in a specific embodiment, the mobile phone middle frame positioning jig provided by the utility model mainly comprises a jig bottom plate 10, a driving part 20, a middle frame supporting column 30, a reference guide block 40, a positioning block and the like, wherein the driving part 20, the middle frame supporting column 30, the reference guide block 40 and the positioning block are all arranged on the jig bottom plate 10, the jig bottom plate 10 is rectangular, the area of the jig bottom plate is approximately equal to that of the mobile phone middle frame 60, and four right-angle parts are respectively and smoothly transited.
Four middle frame support columns 30 are respectively distributed at four corners of the jig bottom plate 10, each middle frame support column 30 is generally T-shaped, a support plane 31 is formed at the top of each middle frame support column and is used for supporting small-area flat plates 61 on the inner sides of four corners of a middle frame 60 of a mobile phone, in the embodiment, the shapes and the sizes of the small-area flat plates 61 on the inner sides of four corners of the middle frame 60 of the mobile phone are different, and the support plane 31 at the top of the middle frame support column 30 is generally oblong and can be in local contact with each small-area flat plate 61, so that the middle frame 60 of the mobile phone is supported upwards, and the middle frame 60 of the mobile phone is positioned in the longitudinal direction.
The reference guide blocks 40 are mounted at the peripheral position of the jig base plate 10 through a position adjusting mechanism, the outer side of each reference guide block 40 is respectively provided with an inclined guide surface 41 and a vertical positioning surface 42, in order to realize accurate positioning, each side edge of the jig base plate 10 is respectively provided with two reference guide blocks 40, and the two reference guide blocks 40 on each side are spaced by a proper distance. In the present embodiment, the number of the reference guide blocks 40 on each side is two, and it is understood that in other embodiments, the number is not limited to two, but may be one or more.
Specifically, the adjusting mechanism comprises an adjusting block 70, the adjusting block 70 is arranged on the upper surface of the jig bottom plate 10, the reference guide block 40 is in a vertical L shape, and the adjusting block 70 is in a horizontal L shape; the outer side of the vertical portion of the reference guide block 40 forms a guide surface 41 and a positioning surface 42, the horizontal portion of the reference guide block 40 is provided with a slotted hole and is connected with the first portion of the adjusting block 70 through a fastener such as a screw, the top of the first portion of the adjusting block 70 is provided with a series of adjusting holes, the second portion of the adjusting block 70 is provided with a slotted hole and is connected with the jig bottom plate 10 through a screw fastener, and a series of adjusting holes are formed in the jig bottom plate 10. In this way, the adjusting block 70 can adjust the position along the length direction or the width direction relative to the jig bottom plate 10, the reference guide block 40 is mounted on the top of the adjusting block 70, and can adjust the position along the width direction or the length direction relative to the adjusting block 70, and finally, the bidirectional adjustment and positioning of the reference guide block 40 along the length direction and the width direction can be realized, so as to adapt to the middle frames of mobile phones with different models and sizes.
The positioning blocks are divided into a first positioning block 51, a second positioning block 52 and a third positioning block 53, wherein the first positioning block 51 and the second positioning block 52 are respectively mounted on one side of a long side of the jig base plate 10 through a sliding mechanism and can slide along the width direction, and the third positioning block 53 is mounted on one side of a short side of the jig base plate 10 through a sliding mechanism and can slide along the length direction.
The driving part is arranged at the middle position of the jig base plate 10, is in transmission connection with the first positioning block 51, the second positioning block 52 and the third positioning block 53, and can drive the first positioning block 51, the second positioning block 52 and the third positioning block 53 to move simultaneously.
In more detail, the positioning block is made of PEEK (polyetheretherketone), the vertical projection of the positioning block is oblong, the positioning block is designed to be oblong so as to form point contact or line contact when contacting with the mobile phone middle frame 60 by contacting with the inner side of the mobile phone middle frame 60 through the arc-shaped part facing the outer side, and the positioning block is accurately positioned, meanwhile, the contact with a large area of a product is reduced, and the damage to the product is avoided.
The sliding mechanism mainly comprises a sliding carrier 81 and a sliding block 82, the sliding carrier 81 is of a block structure, the sliding carrier 81 is mounted on the jig bottom plate 10, the jig bottom plate 10 is provided with limiting grooves 11 corresponding to the sliding carriers 81, and the sliding carrier 81 can move and be positioned along the limiting grooves 11, so that the position is adjusted to adapt to mobile phone middle frames of different models and sizes.
Taking the first positioning block 51 as an example, a sliding groove is formed in the sliding carrier 81, the first positioning block 51 is fixed on the top of the sliding block 82, the sliding block 82 is in sliding fit with the sliding groove of the sliding carrier 81, a U-shaped groove 811 with an opening facing the outer side is formed in the top of the sliding carrier 81, and the first positioning block 51 protrudes from the U-shaped groove 811 to the sliding carrier 81. When the driving part drives the first positioning block 51, the first positioning block 51 can move along the U-shaped groove 811.
In the present embodiment, in order to further save space, two reference guide blocks 40 located at the short side of the jig base plate 10 are directly mounted on top of the sliding carrier 81 located at the same side, and the two reference guide blocks 40 are located at both sides of the third positioning block 53, respectively.
Referring to fig. 4 and 5, fig. 4 is a side view of the mobile phone center positioning fixture shown in fig. 1; fig. 5 is A-A view of fig. 4.
As shown in the drawing, the driving part 20 mainly comprises a cylinder mounting body 90 and three cylinders, wherein three cylinder holes for mounting the cylinders are formed in the cylinder mounting body 90, namely, a first cylinder hole, a second cylinder hole and a third cylinder hole, the first cylinder 91, the second cylinder 92 and the third cylinder 93 are respectively arranged in the three cylinder holes Bie An, the first cylinder 91 is connected with the sliding block of the first positioning block 51, the second cylinder 92 is connected with the sliding block of the second positioning block 52, the third cylinder 93 is connected with the sliding block of the third positioning block 53, that is, the first cylinder 91 and the second cylinder 92 drive the first positioning block 51 and the second positioning block 52 along the width direction, the third cylinder 93 drives the third positioning block 53 along the length direction, and one air source drives the three cylinders simultaneously.
The cylinder mounting body 90 is provided with an air inlet pipeline 100 at the bottom center position and is internally provided with an air hole runner 101, the air hole runner 101 is used for communicating the air inlet pipeline 100 with the first cylinder 91, the second cylinder 92 and the third cylinder 93, the air inlet pipeline 100 is provided with a hollow rotary platform connecting piece 102 for connecting the hollow rotary platform so as to drive the jig to conduct 360-degree rotation, and the air inlet pipeline 100 is provided with a rotary joint 103 at the lower end, so that the air path of the jig can be kept smooth all the time in the rotation process, and leakage cannot occur.
The first cylinder 91, the second cylinder 92 and the third cylinder 93 are all single-acting cylinders, the extension action of the cylinders is realized through the input gas pressure, and the reset action is realized through the spring force or the membrane tension which are arranged inside.
Through the design of the air inlet pipeline matched with the air hole flow channel, three cylinders are driven to act simultaneously, the purpose that one power source is converted into a plurality of power outputs is achieved, the air path structure is greatly simplified, the number of parts is reduced, and the cost is reduced.
The above embodiments are merely preferred embodiments of the present utility model, and are not limited thereto, and on the basis of these, specific adjustments may be made according to actual needs, thereby obtaining different embodiments. For example, the positioning block and the sliding block thereof can be of an integral structure, a split assembly structure, or the like. This is not illustrated here, as there are many possible implementations.
When the mobile phone middle frame positioning jig is used, the mobile phone middle frame 60 can be guided to reach a preliminary position through the cooperation of the reference guide block 40 and the mobile phone middle frame 60, then the first positioning block 51, the second positioning block 52 and the third positioning block 53 are driven by three cylinders to move simultaneously, the mobile phone middle frame is positioned from the long side by the first positioning block 51 and the second positioning block 52, and the third positioning block 53 is positioned from the short side, so that the mobile phone middle frame 60 is positioned.
Because the positioning is carried out from the inside of the mobile phone middle frame 60, the contact with the outer frame surface of the mobile phone middle frame 60 is avoided, so that the defect of the mobile phone middle frame 60 is not easy to occur, and the mobile phone middle frame 60 can be better adapted to appearance detection; in addition, the positioning blocks move simultaneously, so that the mobile phone middle frame 60 can be positioned with high precision, the structure is simple, the practicability is high, and the mobile phone middle frame is applicable to mobile phone middle frames of various models and sizes.
The mobile phone middle frame positioning jig provided by the utility model is described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. The mobile phone middle frame positioning jig is characterized by comprising a jig bottom plate, and a driving part, a reference guide block and a positioning block which are arranged on the jig bottom plate; the reference guide blocks are arranged at the peripheral position of the jig base plate through a position adjusting mechanism, and the outer sides of the reference guide blocks are respectively provided with an inclined guide surface and a vertical positioning surface; the positioning blocks comprise long-side positioning blocks and short-side positioning blocks, the long-side positioning blocks are arranged on one side of a long side of the jig bottom plate through a sliding mechanism and can slide along the width direction, and the short-side positioning blocks are arranged on one side of a short side of the jig bottom plate through a sliding mechanism and can slide along the length direction; the driving part is in transmission connection with the long-side positioning block and the short-side positioning block and is used for driving the long-side positioning block and the short-side positioning block to move simultaneously so as to contact with or separate from the middle frame of the mobile phone from the inner side.
2. The mobile phone middle frame positioning jig according to claim 1, wherein the position adjusting mechanism comprises an adjusting block, the adjusting block is mounted on the upper surface of the jig base plate and is configured to be capable of adjusting a position in a length direction or a width direction relative to the jig base plate, and the reference guide block is mounted on the top of the adjusting block and is configured to be capable of adjusting a position in a width direction or a length direction relative to the adjusting block.
3. The mobile phone middle frame positioning jig according to claim 2, wherein the reference guide block is in a vertical L shape, and the adjusting block is in a horizontal L shape; the outside of the vertical part of benchmark guide block forms guide surface and locating surface, the horizontal part of benchmark guide block is equipped with the slotted hole and passes through the fastener with the first part of adjusting block is connected, the second part of adjusting block is equipped with the slotted hole and passes through the fastener with the tool bottom plate is connected.
4. The mobile phone middle frame positioning jig according to claim 1, wherein the positioning block is in a long circular shape in vertical projection, and is contacted with the inner side of the mobile phone middle frame through an arc-shaped part facing the outer side.
5. The mobile phone middle frame positioning jig according to claim 4, wherein the sliding mechanism comprises a sliding carrier and a sliding block; the sliding carrier is arranged on the jig bottom plate and is provided with a sliding groove, the positioning block is connected with the sliding block, and the sliding block is in sliding fit with the sliding groove of the sliding carrier.
6. The mobile phone middle frame positioning jig according to claim 5, wherein a U-shaped groove with an opening facing to the outer side is arranged at the top of the sliding carrier, and the positioning block protrudes from the U-shaped groove to the sliding carrier.
7. The mobile phone middle frame positioning jig according to claim 6, wherein the jig base plate is provided with a limit groove corresponding to each sliding carrier, and the sliding carriers can move along the limit grooves and be positioned.
8. The mobile phone middle frame positioning jig according to claim 1, wherein the long side positioning block comprises a first positioning block and a second positioning block, and the short side positioning block comprises a third positioning block; the driving part comprises a cylinder mounting body, wherein a first cylinder hole, a second cylinder hole and a third cylinder hole of the cylinder mounting body are respectively provided with a first cylinder, a second cylinder and a third cylinder, and the first cylinder, the second cylinder and the third cylinder are respectively in transmission connection with the first positioning block, the second positioning block and the third positioning block.
9. The mobile phone middle frame positioning jig according to claim 8, wherein the cylinder mounting body is provided with an air inlet pipeline at the bottom center position and is internally provided with an air hole runner, and the air hole runner is communicated with the air inlet pipeline and the first cylinder, the second cylinder and the third cylinder.
10. The positioning jig for a mobile phone middle frame according to claim 9, wherein the air inlet pipeline is provided with a hollow rotating platform connecting piece, and a rotating joint is arranged at the lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322201153.XU CN220637615U (en) | 2023-08-15 | 2023-08-15 | Mobile phone middle frame positioning jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322201153.XU CN220637615U (en) | 2023-08-15 | 2023-08-15 | Mobile phone middle frame positioning jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220637615U true CN220637615U (en) | 2024-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322201153.XU Active CN220637615U (en) | 2023-08-15 | 2023-08-15 | Mobile phone middle frame positioning jig |
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|---|---|
| CN (1) | CN220637615U (en) |
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2023
- 2023-08-15 CN CN202322201153.XU patent/CN220637615U/en active Active
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