CN111613957B

CN111613957B - A tool that is used for side key fingerprint BTB connector lock to install

Info

Publication number: CN111613957B
Application number: CN202010420794.2A
Authority: CN
Inventors: 杨威
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-11-30
Anticipated expiration: 2040-05-18
Also published as: CN111613957A

Abstract

The application provides a tool that is used for side key fingerprint BTB connector lock to install, this tool includes: the pressing component comprises a bottom plate, a supporting frame and a pressing component; the bottom plate is provided with a containing groove which is used for containing a circuit board of the electronic equipment or a semi-finished product assembly comprising the circuit board; the supporting frame is fixedly arranged at the edge of the bottom plate and is adjacent to the accommodating groove; the support frame is used for supporting the middle frame assembly; the pressing component is used for pressing the first connecting terminal and the second connecting terminal of the BTB connector in the alignment state, so that the first connecting terminal and the second connecting terminal of the BTB connector are conducted through electric signals. The fixture reduces the activity space of the side key fingerprint FPC by pre-fixing the middle frame, prevents the side key fingerprint from being pulled and falling off from the middle frame, and reduces the risk of tearing the FPC; in addition, the connecting terminals on two sides of the BTB connector are pressed through the pressing component, so that the uniformity of the assembling quality can be guaranteed, and in addition, the risk of bad buckling and even bad buckling of the BTB connector can be greatly reduced.

Description

A tool that is used for side key fingerprint BTB connector lock to install

Technical Field

The invention relates to the technical field of auxiliary fixtures for electronic equipment assembly, in particular to a fixture for buckling and mounting a side key fingerprint BTB connector.

Background

With the intense competition and rapid development of the electronic equipment industry such as mobile phones and the like, more and more innovations in structure and design are brought, and the design of side key fingerprints is one of the side key fingerprints. The technical scheme of side key fingerprint specifically is for uniting two into one power key and fingerprint key, and the cost is reduced when reducing fuselage trompil quantity, brings the brand-new experience of consumer. The current side key fingerprint assembly mode is generally as follows: the assembly personnel takes the center (has been equipped with side key fingerprint module) through one hand, and the other hand pulls side key fingerprint FPC and with the manual lock of connecting terminal of the connecting terminal of side key fingerprint BTB connector on with the mainboard.

The side key fingerprint assembling method in the conventional art mainly has the following problems. On one hand, the side key fingerprint BTB connector has no auxiliary tool in the assembling (buckling) process, is buckled purely manually, and is very inconvenient to operate; the risks that the side key fingerprint module is pulled off from the installation position of the middle frame and the side key fingerprint FPC is pulled and torn easily occur in the process of pulling and buckling the side key fingerprint FPC; in addition, on one hand, the pure manual buckling is realized, the buckling angle and force are not controllable, and the BTB connector has the risk that the buckling cannot be in place or even is damaged. The assembling quality of products is uneven due to different operation modes or working proficiency of each worker, and the quality of products assembled by different assembling batches or different workers or the same worker in different states is uneven, so that the stability of the overall quality of the products is poor, and the difficulty of controlling the quality of the products is increased.

Disclosure of Invention

The embodiment of the application provides a tool that is used for side key fingerprint BTB connector lock to install, the tool includes:

the base plate is provided with a containing groove, the containing groove is used for containing a circuit board of electronic equipment or a semi-finished product assembly comprising the circuit board, and the circuit board is provided with a first connecting terminal of a BTB connector;

the supporting frame is fixedly arranged at the edge of the bottom plate and is adjacent to the accommodating groove; the support frame is used for supporting the middle frame assembly; the middle frame assembly comprises a middle frame and a side key fingerprint module; the side key fingerprint module comprises a side key fingerprint identification unit, an FPC (flexible printed circuit) and a second connecting terminal of a BTB (printed circuit board) connector, the side key fingerprint identification unit is connected with the second connecting terminal through the FPC, and the side key fingerprint identification unit is fixedly arranged at the edge position of the middle frame;

and the pressing component is used for pressing the first connecting terminal and the second connecting terminal of the BTB connector in the alignment state so as to enable the electric signal to be conducted between the first connecting terminal and the second connecting terminal of the BTB connector.

According to the jig for buckling and installing the side key fingerprint BTB connector, based on the principle and the actual operability of a production line, the moving space of the side key fingerprint FPC is reduced by pre-fixing the middle frame, the side key fingerprint is prevented from being pulled and falling off from the middle frame, and the risk that the FPC is torn is reduced; in addition, the connecting terminals on the two sides of the BTB connector are pressed through the pressing component, on one hand, the uniformity of assembly quality can be guaranteed, in addition, the risk that the BTB connector is bad in buckling and even broken in buckling can be greatly reduced, the jig for installing the side key fingerprint BTB connector in buckling is simple and reliable in structure and convenient to operate, the installation efficiency of the side key fingerprint BTB connector can be greatly improved, and the workload of operators can be greatly reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of a fixture for fastening and mounting a side key fingerprint BTB connector according to the present application;

FIG. 2 is a schematic structural diagram illustrating a mating state of a bottom plate and a supporting frame of the jig of the embodiment of FIG. 1;

FIG. 3 is a schematic structural diagram of a circuit board or a semi-finished component including the circuit board, in which electronic devices are accommodated in a receiving groove of the bottom plate in the embodiment of FIG. 2;

FIG. 4 is an enlarged view of a portion of the structure at A in FIG. 3;

FIG. 5 is a schematic structural diagram of a position limiting assembly in an embodiment of the present application;

FIG. 6 is a schematic structural view of an embodiment of the support stand of the present application;

FIG. 7 is a schematic structural view of a center frame assembly;

FIG. 8 is a schematic structural diagram of the pressing assembly of the embodiment of FIG. 1;

fig. 9 is a schematic view of the embodiment of fig. 8 with the pressing rod and the pressing head assembly disassembled.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

Referring to fig. 1, fig. 1 is a schematic overall structure diagram of an embodiment of a fixture for fastening and mounting a side key fingerprint BTB connector according to the present application; it should be noted that the electronic device in the present application may include an electronic device with a side key fingerprint function, such as a mobile phone, a tablet computer, a notebook computer, and a wearable device. The jig for buckling and installing the side key fingerprint BTB connector in the embodiment comprises but is not limited to the following components: a base plate 100, a support frame 200, and a press-fit assembly 300. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, in some embodiments, please refer to fig. 2, fig. 2 is a schematic structural diagram illustrating a matching state of the bottom plate and the supporting frame of the jig in the embodiment of fig. 1, and the bottom plate 100 may be fixedly connected to a working table (not shown), and the material thereof may be metal, such as stainless steel, aluminum alloy, and the like, which are not listed and described in detail herein within the understanding scope of the skilled in the art. Optionally, the bottom plate 100 is provided with a receiving groove 101, where the receiving groove 101 is used to receive a circuit board of an electronic device or a semi-finished component including the circuit board, and the circuit board is provided with a first connection terminal of the BTB connector.

Referring to fig. 3, fig. 3 is a schematic structural diagram of a circuit board or a semi-finished component including the circuit board, in which an electronic device is disposed in a receiving groove of the bottom plate in the embodiment of fig. 2. Designated 88 in the figure is a circuit board of an electronic device or a semi-finished assembly including a circuit board, which may be composed of a front case, a display screen, a circuit board, etc.; at least a circuit board structure; denoted 881 in the figure is the first connection terminal of the BTB connector.

In some embodiments, with reference to fig. 2 and fig. 3, optionally, the jig further includes a plurality of limiting members 400, the limiting members 400 are circumferentially disposed along the sidewall of the accommodating groove 101 of the bottom plate 100, and the limiting members 400 are used to limit the position of the circuit board of the electronic device or the semi-finished component 88 including the circuit board in the accommodating groove 101.

Optionally, referring to fig. 4 and fig. 5 together, fig. 4 is an enlarged schematic view of a portion of a structure at a in fig. 3; FIG. 5 is a schematic structural diagram of a position limiting assembly in an embodiment of the present application; in this embodiment, the limiting assembly 400 includes an abutting member 410 and a fixing member 420; the fixing member 420 is fixedly disposed on a sidewall of the accommodating groove 101 of the bottom plate 100, one end of the abutting member 410 is engaged with the fixing member 420, and the other end extends into the accommodating groove 101 to support a circuit board of the electronic device disposed in the accommodating groove 101 or a semi-finished component 88 including the circuit board.

In some embodiments, the fixing member 420 may be made of metal (e.g., iron), alloy (e.g., steel, aluminum alloy), or hard resin material (e.g., PVC, PP). The specific material of the fixing member 420 is not specifically limited in the embodiments of the present application. In this embodiment, one end of the fixing member 420 is provided with a T-shaped groove 421, and the other end of the fixing member is provided with a screw hole 422, and the screw hole 422 is used for passing a screw, so as to realize the fixed connection between the fixing member 420 and the bottom plate 100. Of course, in some other embodiments, the fixing member 420 may be fixedly connected to the base plate 100 in other manners, such as adhesion, etc., and the screw hole structure may not be provided.

Referring to fig. 5, the abutting member 410 of the present embodiment may be made of a soft wear-resistant material, such as rubber, silicon gel, etc., which can perform a good supporting and fixing function on the circuit board of the electronic device or the semi-finished component 88 including the circuit board disposed in the accommodating groove 101, and on the other hand, needs to have a certain elasticity and softness to perform a buffering function to prevent the circuit board of the electronic device or the semi-finished component 88 including the circuit board disposed in the accommodating groove 101 from being damaged. In some embodiments, the abutting part 410 includes an abutting part 411, a first connecting part 412 and a second connecting part 413 which are integrally formed, the first connecting part 412 and the second connecting part 413 extend towards two opposite sides of the abutting part 411, and the abutting part 411, the first connecting part 412 and the second connecting part 413 form a T-shaped structure; part of the structure of the abutting portion 411, the first connecting portion 412 and the second connecting portion 413 are clamped in the T-shaped groove 421 of the fixing member 420.

Referring to fig. 2 and fig. 3, the bottom plate 100 of the present embodiment further includes a guide groove 102, and the guide groove 102 is communicated with the accommodating groove 101. The guide groove 102 functions as a fool-proof escape. The circuit board of the electronic device in fig. 3 or the semi-finished assembly 88 including the circuit board is externally sleeved with a rubber sleeve, and the rubber sleeve is used for preventing the circuit board of the electronic device or the semi-finished assembly 88 including the circuit board from being collided in the assembling process. The corner position of gum cover is provided with the arch 99 of preventing slow-witted and positioning action, and guide way 102 is used for this arch 99 of holding, and then plays the effect of preventing slow-witted location.

Optionally, the bottom plate 100 in this embodiment further includes an avoiding groove 103, the avoiding groove 103 is disposed on two opposite sides of the accommodating groove 101, and the avoiding groove 103 runs through the sidewall of the accommodating groove 101 and is communicated with the accommodating groove 101. The avoiding groove 103 is used for avoiding (hands of operators or manipulators and the like) when the circuit board of the electronic equipment or the semi-finished product assembly 88 comprising the circuit board is placed or taken out of the accommodating groove 101, so that the circuit board of the electronic equipment or the semi-finished product assembly 88 comprising the circuit board can be conveniently taken and placed. It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Referring to fig. 2 and fig. 6 together, fig. 6 is a schematic structural diagram of an embodiment of the supporting frame of the present application, in this embodiment, the supporting frame 200 is fixedly disposed at an edge of the bottom plate 100 and is disposed adjacent to the accommodating groove 101; the support bracket is used to support the center frame assembly 77.

Referring to fig. 7, fig. 7 is a schematic structural diagram of a middle frame component 77, which includes a middle frame 772 and a side key fingerprint module 771; side key fingerprint module 771 includes side key fingerprint identification unit 7711, FPC 7712 and the second connecting terminal 7713 of BTB connector, side key fingerprint identification unit 7711 with second connecting terminal 7713 passes through FPC 7712 connects, side key fingerprint identification unit 7711 set firmly in the border position of center 772. Utilize support frame 200 to fix in advance center subassembly 77, make FPC 7712 can only pull in certain extent, avoid pulling the side key fingerprint identification unit 7711 that has assembled from center 772 and drop, avoid pulling FPC 7712 simultaneously and tear and cause the risk of side key fingerprint inefficacy. The second connection terminal 7713 is used for mating with the first connection terminal 881 on the circuit board.

Optionally, the supporting frame 200 includes a connecting portion 210, a first supporting portion 220 and a second supporting portion 230; the first supporting portion 220 and the second supporting portion 230 are respectively connected to the connecting portion 210, the first supporting portion 220 and the second supporting portion 230 extend toward the same side of the connecting portion 210, the first supporting portion 220 and the second supporting portion 230 jointly enclose a supporting groove 201, that is, the connecting portion 210, the first supporting portion 220 and the second supporting portion 230 jointly enclose an n-shaped structure, and the supporting groove 201 is used for accommodating and supporting the middle frame assembly 77. In some embodiments, the jig comprises two of the supporting frames 200; the two supporting frames 200 are disposed on the same side of the receiving groove 101 of the bottom plate 100, and the supporting grooves 201 of the two supporting frames 200 are disposed in parallel and coplanar to commonly receive and support two end positions of the same middle frame assembly 77.

Referring to fig. 1 and 8 together, fig. 8 is a schematic structural diagram of the press-fit component in the embodiment of fig. 1, wherein the press-fit component 300 is used for press-fitting the first connection terminal 881 and the second connection terminal 7713 of the BTB connector in an aligned state, so as to conduct an electrical signal between the first connection terminal 881 and the second connection terminal 7713 of the BTB connector. Here, the alignment process of the first connection terminal 881 and the second connection terminal 7713 of the BTB connector may be manually performed by a robot or an operator.

In some embodiments, the pressing assembly 300 includes a connecting member 310 and a pressing head assembly 320, wherein the connecting member 310 is used for connecting the pressing head assembly 320 to a driving device (not shown) so as to drive the pressing head assembly 320 to perform the pressing operation. The driving device may be a punch of a punching apparatus or other mechanism capable of driving the pressing component 300 to move in at least one direction, and is not limited in this respect.

Optionally, the connecting member 310 further includes a pressing rod 311, a first connecting member 312, and a second connecting member 313; one end of the pressing rod 311 is detachably connected to the pressing head assembly 320, the other end of the pressing rod is fixedly connected to the first connecting piece 312, the other end of the first connecting piece 312 is connected to the second connecting piece 313, and the second connecting piece 313 is used for being connected to a driving device. It should be noted that the terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the embodiments of the present application, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 9, fig. 9 is a schematic view illustrating a structure disassembly of the pressing rod and the pressing head assembly in the embodiment of fig. 8, the pressing head assembly 320 further includes a pressing head 321 and a pressing head connecting block 322, one end of the pressing head connecting block 322 is provided with a fastening groove 3220, and the pressing head 321 is in fastening fit with the fastening groove 3220; the other end of the pressure head connecting block 322 is detachably connected with the pressing rod 311. The detachable connection of the pressure head connecting block 322 and the pressing rod 311 may specifically include a screw connection or a magnetic connection, etc., which are not listed and described in detail herein within the understanding of those skilled in the art.

The end position of the clamping groove 3220 of the pressure head connecting block 322 is provided with a clamping protrusion 3221, the side surface of the pressing head 321 is provided with a clamping groove 3211, the clamping protrusion 3221 is matched with the clamping groove 3211 to realize clamping of the pressing head 321 and the pressure head connecting block 322, in addition, the side surfaces of the pressing head 321 and the pressure head connecting block 322 are also respectively provided with a fixing hole (3212, 3222), and the fixing hole (3212, 3222) is used for setting a screw or a pin (not shown) to realize fixed connection of the pressing head 321 and the pressure head connecting block 322; through the double-fixing mode, the reliable connection of the pressing head 321 and the pressing head connecting block 322 can be realized. The engagement protrusion 3221 and the engagement groove 3211 cooperate to ensure a large and reliable downward pressure in the force direction (X direction in the figure) of the pressing head 321, and the pressing head 321 and the pressing head connecting block 322 are connected by a screw or a pin, so as to ensure that the pressing head 321 and the pressing head connecting block 322 do not fall off.

The using method of the jig in the embodiment comprises the following steps: put into the containing groove 101 of bottom plate 100 with electronic equipment's circuit board or semi-manufactured goods subassembly 88 including the circuit board, it is fixed firm under the positioning action of a plurality of spacing subassemblies 400, put into the support groove 201 of support frame 200 with center subassembly 77 side stand, counterpoint first connecting terminal 881 and the second connecting terminal 7713 of BTB connector, the pressfitting subassembly 300 that is located BTB connector top removes (downgoing) and to counterpoint first connecting terminal 881 and the second connecting terminal 7713 of good BTB connector under drive arrangement's drive, pressfitting subassembly 300 (upgoing) resets after the pressfitting targets in place. The series of actions is then repeated.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a tool that is used for side key fingerprint BTB connector lock to install, its characterized in that, the tool includes:

the number of the supporting frames is two, the two supporting frames are arranged on the same side of the bottom plate accommodating groove, and the supporting grooves of the two supporting frames are arranged in parallel and in a coplanar manner so as to jointly accommodate and support the same middle frame assembly; each support frame comprises a connecting part, a first support part and a second support part; the first supporting part and the second supporting part are respectively connected with the connecting part, the first supporting part and the second supporting part extend towards the same side of the connecting part, the first supporting part and the second supporting part are jointly surrounded to form a supporting groove, and the supporting groove is used for accommodating and supporting the middle frame assembly;

2. The jig of claim 1, further comprising a plurality of limiting components circumferentially disposed along the sidewall of the bottom plate receiving slot, the limiting components being configured to limit a position of a circuit board of an electronic device or a semi-finished component including the circuit board in the receiving slot.

3. The jig of claim 2, wherein the limiting component comprises an abutting part and a fixing part; the fixing piece is fixedly arranged on the side wall of the bottom plate accommodating groove, one end of the abutting piece is clamped and matched with the fixing piece, and the other end of the abutting piece extends into the accommodating groove so as to support a circuit board of the electronic equipment or a semi-finished product assembly comprising the circuit board, wherein the circuit board is arranged in the accommodating groove.

4. The jig according to claim 3, wherein the fixing member is provided with a T-shaped groove, the abutting member includes an abutting portion, a first connecting portion and a second connecting portion which are integrally formed, the first connecting portion and the second connecting portion extend toward opposite sides of the abutting portion, the first connecting portion and the second connecting portion form a T-shaped structure, and a partial structure of the abutting portion and the first connecting portion and the second connecting portion are clamped in the T-shaped groove of the fixing member.

5. The jig of claim 1, wherein the pressing assembly comprises a connecting member and a pressing head assembly, the connecting member is used for connecting the pressing head assembly to a driving device, so as to drive the pressing head assembly to perform the pressing operation.

6. The jig of claim 5, wherein the connecting member comprises a press-fit rod, a first connecting member and a second connecting member; one end of the pressing rod is detachably connected with the pressure head assembly, the other end of the pressing rod is fixedly connected with the first connecting piece, the other end of the first connecting piece is connected with the second connecting piece, and the second connecting piece is used for being connected with the driving device.

7. The jig of claim 6, wherein the pressure head assembly further comprises a pressing head and a pressure head connecting block, wherein one end of the pressure head connecting block is provided with a clamping groove, and the pressing head is in clamping fit with the clamping groove; the other end of the pressure head connecting block is detachably connected with the pressing rod.

8. The jig of claim 1, wherein the bottom plate further comprises a guide groove, the guide groove being in communication with the receiving groove.

9. The jig according to claim 1, wherein the bottom plate further comprises avoiding grooves formed on opposite sides of the accommodating groove, the avoiding grooves extending through the side walls of the accommodating groove and communicating with the accommodating groove.