TWM488828U - Positioning jig - Google Patents

Abstract

A positioning jig adapted to assemble an electronic assembly is provided. The electronic assembly includes a touch display module and a frame. The positioning jig includes a platform and a plurality of positioning elements. The platform has a cave and the positioning elements are located at a peripheral region of the cave. The frame has a plurality of positioning portions disposed corresponding to the positioning elements. The touch display module and the frame are adapted to dispose on the platform and fix in the cave. Each of the positioning elements passes through each of the corresponding positioning elements to restrict the relative movement between the frame and the touch display module, such that a glue surface of the frame completely adheres on the touch display module.

Description

Positioning fixture

The novel creation is related to a fixture, and in particular to a positioning fixture.

With the development of technology, human dependence on electronic devices is increasing day by day. Portable electronic devices (such as smart phones or tablets) are easy to carry and easy to operate, and can send and receive messages instantly, thus becoming the mainstream of the current electronic consumer market. product. However, in addition to physical functional requirements, the design of portable electronic devices is also an important factor for consumers to consider.

1A to 1C are assembly flow diagrams of a conventional portable electronic device. Referring to FIG. 1A and FIG. 1B , firstly, the touch module 110 is assembled and docked with the frame 120 , wherein the frame 120 has a side wall 121 surrounding the periphery thereof. Specifically, the side wall 121 can serve as a limit of the touch panel 111 of the touch module 110 to improve the assembly precision of the assembled touch module 110 and the frame 120. Then, as shown in FIG. 1C, the back cover 130 and the assembled touch module 110 and the frame 120 are assembled. Thus, the manufacture of the portable electronic device 100 has been substantially completed.

2A-2C are assembly flow diagrams of another portable electronic device. Referring to FIG. 2A and FIG. 2B, firstly, the touch module 110a is assembled and assembled with the frame 120a. However, unlike the frame 120, the frame 120a is not provided with a side wall as the touch cover of the touch module 110a. The limit of 111a. On the other hand, in order to prevent the frame 120a from being exposed, the side edge of the touch cover 111a needs to extend beyond the frame 120a. Then, as shown in FIG. 2C, the back cover 130a and the assembled touch module 110a and the frame 120a are assembled. Thus, the manufacture of the portable electronic device 100A has been substantially completed.

In the portable electronic device 100A, the touch module 110a and the frame 120a can be covered by the back cover 130a, and only the touch display surface thereof is exposed. Therefore, compared with the portable electronic device 100, the portable electronic device 100A is more compact and beautiful in appearance design. However, due to the variation in the process (for example, the alignment error), when the frame 120a is not provided with the sidewall as the limit of the touch panel 111a, the touch module 110a and the frame 120a during assembly may be caused. The relative offset between the touch modules 110a and the frame 120a is reduced. What is more, if the relative offset between the touch module 110a and the frame 120a is too large, the assembled touch module 110a and the frame 120a may not be assembled with the back cover 130a. Therefore, how to improve the assembly precision of the assembled touch module and the frame in the case where the frame 120a is not provided with the side wall is one of the problems to be solved at present.

The novel creation provides a positioning fixture that helps to reduce the electronics assembly Assembly error.

The positioning fixture of the novel is suitable for assembling an electronic assembly. Total electronics The method includes a touch module and a frame, and the positioning fixture includes a loading platform and a plurality of positioning members. The stage has a recess. These positioning members are disposed at the periphery of the recess. The frame has a plurality of positioning portions corresponding to the positioning of the positioning members. The touch module and the frame are adapted to be placed on the stage and fixed in the recess, and each of the positioning members is disposed in the corresponding positioning portion to limit the relative movement between the frame and the touch module, so that the frame is The adhesive surface is completely attached to the touch module.

Based on the above, in the positioning fixture of the novel creation, the stage is available. The recess of the touch module and the frame is fixed, and the periphery of the recess has a plurality of positioning members, wherein the positioning members can be disposed through the plurality of positioning portions of the frame. In other words, when the touch module and the frame are assembled through the positioning fixture, the recess and the positioning member can be used to limit the relative movement between the frame and the touch module, so that the assembled electronic assembly has better assembly. Precision.

In order to make the above features and advantages of the novel creation more obvious, the following The embodiments are described in detail with reference to the accompanying drawings.

100, 100A‧‧‧ portable electronic devices

110, 110a, 310, 310a‧‧‧ touch module

111, 111a, 312, 312a‧‧‧ touch cover

120, 120a, 320, 320a‧‧‧ framework

121‧‧‧Side wall

130, 130a‧‧‧ back cover

200, 200A, 200B, 200C‧‧‧ positioning fixture

210, 210a, 210b, 210c‧‧‧ stage

211, 211a, 211b, 211c‧‧‧ dent

212‧‧‧Chute

212a‧‧‧ bottom

213‧‧‧ upper surface

214‧‧‧ slotting

215‧‧‧through holes

220, 220a‧‧‧ positioning parts

220b, 221‧‧‧ positioning column

222‧‧‧Shell cover

222a‧‧‧Opening

222b‧‧‧ receiving surface

223, 240‧‧‧ elastic parts

230, 230a‧‧‧ holding parts

300, 300A‧‧‧Electronic assembly

311, 311a‧‧‧ liquid crystal display unit

313, 313a‧‧‧Soft circuit board

321‧‧‧ Positioning Department

322, 322a‧‧‧ positioning holes

323, 323a‧‧‧ perforation

324, 324a‧‧ ‧ glued surface

A1, A2‧‧‧ dip

F‧‧‧External force

1A to 1C are assembly flow diagrams of a conventional portable electronic device.

2A-2C are assembly flow diagrams of another portable electronic device.

3A to 3F are schematic views showing the flow of a positioning fixture for assembling an electronic assembly according to an embodiment of the present invention.

4 is a cross-sectional view of the positioning fixture of FIG. 3A taken along line I-I.

Fig. 5 is a positioning jig of another embodiment of the present invention.

6A-6E are schematic diagrams showing the flow of a positioning fixture for assembling an electronic assembly according to another embodiment of the present invention.

Fig. 7 is a positioning jig of still another embodiment of the present invention.

3A to 3F are schematic views showing the flow of a positioning fixture for assembling an electronic assembly according to an embodiment of the present invention. Referring to FIG. 3A , in the present embodiment, the positioning fixture 200 is suitable for assembling the electronic assembly 300 , wherein the electronic assembly 300 includes the touch module 310 and the frame 320 . The positioning fixture 200 includes a stage 210 and a plurality of positioning members 220, which are exemplified herein by four positioning members 220, but the novel creation is not limited thereto.

The stage 210 has a recess 211. The positioning members 220 are disposed at the periphery of the recess 211 and outside the recess 211. The recess 210 can be manufactured by computer numerical control (CNC) processing, and the depth of the recess 211 is substantially equal to or greater than the thickness of both the touch module 310 and the frame 320. Sum.

4 is a cross-sectional view of the positioning fixture of FIG. 3A taken along line I-I. Referring to FIG. 4 , each positioning member 220 includes a positioning post 221 , a cover 222 , and an elastic member 223 . The positioning post 221 is connected to the loading stage 210 and located in the sliding slot 212 of the loading table 210 . The cover 222 is slidably disposed on the sliding slot 212, wherein the positioning post 221 passes through the opening 222a of the cover 222, and the opening is located on the receiving surface 222b of the cover 222. Specifically, the positioning post 221 protrudes from the receiving surface 222b, and the receiving surface 222b is higher than the upper surface 213 of the stage 210. The elastic member 223 is, for example, a compression spring, is disposed in the sliding slot 212 and abuts between the cover 222 and the bottom portion 212a of the sliding slot 212, and is sleeved on the positioning post 221 . However, the present invention is not limited to the embodiment of the positioning member 220. In the embodiment not shown, the positioning member 220 can also be integrally formed on the stage 210.

With continued reference to FIG. 3A, the frame 320 has corresponding to the positioning members 220. The plurality of positioning portions 321 provided are exemplified here by four positioning portions 321 , but the novel creation is not limited thereto. Specifically, the positioning portions 321 are connected to the periphery of the frame 320 and have positioning holes 322, respectively. Then, the touch module 310 is disposed in the recess 211. The touch module 310 can include a liquid crystal display unit 311 and a touch cover 312. The area of the orthographic projection on the stage 210 is slightly smaller than the area occupied by the recess 211 on the stage 210, and the depth of the recess 211 is substantially greater than the thickness of the touch module 310. Therefore, after the touch module 310 is placed in the recess 211, The touch panel 312 can be fixed in the recess 211 by abutting against the inner sidewall of the recess 211, so that the touch module 310 does not shift in a subsequent process.

As shown in FIG. 3C and FIG. 3D , the touch module 310 is fixed to the recess 211 . After that, the partial positioning portion 321 on one side of the frame 320 abuts against the receiving surface 222b of the partial cover 222. That is to say, during the assembly process of the touch module 310 and the frame 320, for example, two of the positioning holes 322 of the through holes 323 adjacent to the frame 320 are firstly disposed. The two locating posts 221 are respectively disposed on the corresponding two of the positioning posts 221, wherein the cover 222 corresponding to the two positioning posts 221 is moved by the positioning portion 321 to move toward the bottom portion 212a of the chute 212, so that the elastic member 223 is compressed. At this time, the inclination angle A1 is interposed between the frame 320 and the stage 210 so that the flexible circuit board 313 is smoothly passed through the through hole 323.

Then, after the flexible circuit board 313 is disposed in the through hole 323, the positioning holes 323 are sleeved on the corresponding positioning posts 221 to limit the relative movement between the frame 320 and the touch module 310. In addition, since the depth of the recess 211 is substantially equal to or greater than the sum of the thicknesses of the touch module 310 and the frame 320, the frame 320 disposed on the touch module 310 does not substantially exceed the loading platform 210. Surface 213. In other words, the frame 320 is not limited by the positioning post 221 and does not move relative to the touch module 310, and can be fixed in the recess 211 to improve the assembly of the subsequent touch module 310 and the frame 320. Accuracy and stability.

Then, the external force F toward the stage 210 is applied to the frame 320, so that the glue surface 324 of the frame 320 can be completely attached to the touch cover 312 of the touch module 310. At this time, each of the shells 222 is pushed by the frame 320 and moved toward the bottom 212a (shown in FIG. 4) of the chute 212 (shown in FIG. 4), so that the elastic member 223 (shown in FIG. 4) is compressed. . In other words, through the action of the positioning member 220, during the assembly of the touch module 310 and the frame 320, the frame 320 can be prevented from being broken or deformed after being stressed. Moreover, the assembled electronic assembly 300 using the positioning fixture 200 can have better assembly accuracy.

Finally, as shown in FIG. 3E and FIG. 3F, the electronic assembly 300 (ie, the closely-fitted touch module 310 and the frame 320) is taken out from the loading stage 210, wherein the frame The positioning portion 321 on the 320 (for example, the reverse bending positioning portion 321) can be removed from the frame 320 by a suitable force (for example, repeatedly bending the positioning portion 321). In this embodiment, the stage 210 further has a plurality of slots 214, wherein the slots 214 surround the periphery of the recess 211 and communicate with the recess 211 to facilitate the assembly of the completed electronics by the slots 214. The 300 is taken out from the recess 211.

Fig. 5 is a positioning jig of another embodiment of the present invention. Please refer to Figure 5, Different from the positioning jig 200 of the above embodiment, the positioning jig 200A of the embodiment further includes a plurality of holding members 230. The holders 230 are movably disposed on the stage 210, and the holders 230 arranged around the stage 210a may constitute a recess 211a. In other words, the outline of the recess 211a can be defined by adjusting the positions of the holding members 230, so as to match the touch modules of different sizes and the frame, thereby connecting the touch modules and frames of different sizes. Fixed in it.

On the other hand, each positioning member 220a is disposed on the corresponding holding member 230, for example, so that the position of each positioning member 220a will change with the movement of the holding member 230 to limit the frame of different sizes. Thereby improving the flexibility of the process. For example, the positioning member 220a of the present embodiment can be disposed on the holding member 230 with reference to the configuration and the operating principle of the foregoing embodiment, and details are not described herein again. In the embodiment that is not shown, the positioning member 220a may also be integrally formed on the corresponding holding member 230, which is not limited by the novel creation.

FIG. 6A to FIG. 6E are schematic diagrams showing the flow of a positioning fixture for assembling an electronic assembly according to another embodiment of the present invention, wherein the through holes 215 are omitted in FIGS. 6B to 6E. The following is mainly for the positioning jig 200B of the embodiment and the above embodiment. The differences between the positioning fixtures 200 or 200A are explained in detail. Referring first to FIG. 6A, the positioning fixture 200B is adapted to assemble the electronic assembly 300A, wherein the positioning member may be a positioning post 220b integrally formed on the stage 210b and located in the recess 211b. On the other hand, the positioning portion is a positioning hole 322a opened in the frame 320a, and is disposed corresponding to the positioning post 220b on the stage 210b. Here, the two positioning posts 220b and the two positioning holes 322a are exemplified, but the novel creation is not limited thereto.

Next, referring to FIG. 6B, the frame 320a is placed in the recess 211b, and the glue surface 324a of the frame 320a is exposed to the recess 211b. Specifically, the frame 320a has an orthographic projection area on the stage 210b that is slightly smaller than the footprint of the recess 211 on the stage 210b, and the depth of the recess 211b is substantially larger than the thickness of the frame 320a, and thus is placed in the recess 211b in the frame 320a. After the inner portion, the frame 320a can be abutted against the inner side wall of the recess 211b to be fixed in the recess 211b, so that the frame 320a does not shift in a subsequent process.

On the other hand, the positioning jig 200B further includes a plurality of elastic members 240, such as compression springs, which are exemplified herein by three elastic members 240, but the novel creation is not limited thereto. The elastic members 240 are disposed on the carrier 210b and located in the recess 211b. After the frame 320b is fixed in the recess 211b, the positioning holes 322a are sleeved on the corresponding positioning posts 220b, wherein the elastic members 240 are adapted to pass through the frame. 320a. Since the frame 320a is further restricted by the positioning post 220b, the frame 320a can be more reliably fixed in the recess 211b to improve the accuracy and stability of the assembly of the subsequent frame 320a and the touch module 310a.

As shown in FIG. 6C, after the frame 320a is fixed in the recess 211b, the touch is made. One side of the control module 310a abuts the frame 320a. At this time, the touch module 310a abuts one of the through holes 323 of the elastic member 240 adjacent to the frame 320a, so that the elastic member 240 is compressed, and the tilt angle A2 is sandwiched between the touch module 310a and the stage 210b. . On the other hand, the stage 210b further has a through hole 215 (shown in FIG. 6A), wherein a clamping member (not shown) can pass through the through hole 215 (shown in FIG. 6A) to clamp the flexible circuit board 313a, so that The flexible circuit board 313a is smoothly passed through the through hole 323a.

As shown in FIG. 6D, after the flexible circuit board 313a is inserted through the through hole 322a, the touch module 310a is brought into contact with all the elastic members 240. Then, the external force F is applied to the touch panel 310a, so that the elastic members 240 are compressed by the liquid crystal display unit 311a of the touch module 310a, and the touch module 310a faces the frame. The 320a is in contact with the frame 320a so that the touch cover 312a of the touch module 310a can completely conform to the adhesive surface 324a. That is to say, through the action of the elastic member 240, the touch module 310a can be prevented from being damaged during the assembly process of the touch module 310a and the frame 320a.

On the other hand, since the depth of the recess 211b is substantially equal to or greater than the sum of the thicknesses of the touch module 310a and the frame 320a, the touch module 310a disposed on the frame 320a does not substantially exceed the stage 210b. Upper surface 213. That is to say, the touch module 310a can be surely fixed in the recess 211b to improve the accuracy and stability of its assembly with the frame 320a.

Finally, as shown in FIG. 6E, the electronic assembly 300A (ie, the closely-fitted touch module 310a and the frame 320a) is taken out from the stage 210b. In this embodiment, the stage 210b also has a plurality of slots 214 for facilitating the grouping by the slots 214. The assembled electronic assembly 300A is taken out from the recess 211b.

Fig. 7 is a positioning jig of still another embodiment of the present invention. Referring to FIG. 6 , different from the positioning fixture 200B of the above embodiment, in the embodiment, the positioning fixture 200C further includes a plurality of holding members 230 a. These holding members 230a are movably disposed on the stage 210c, and the holding members 230a arranged around the stage 210a can constitute a recess 211c. In other words, the outline of the recess 211c can be defined by adjusting the positions of the holding members 230a, so as to match the touch modules of different sizes and the frame, thereby connecting the touch modules and frames of different sizes. Fixed in it to improve the flexibility of the process.

In summary, in the positioning fixture of the present invention, the stage has a recess for fixing the touch module and the frame, and the periphery of the recess has a plurality of positioning members. The positioning members may be located in the recess or outside the recess to pass through a plurality of positioning portions disposed in the frame corresponding to the positioning members. In other words, when the touch module and the frame are assembled through the positioning fixture, the recess and the positioning member can be used to limit the relative movement between the frame and the touch module, so that the assembled electronic assembly has better assembly. Precision. On the other hand, the novel creation can also movably mount a plurality of holding members on the stage such that the holding members arranged around the stage constitute a recess. That is to say, that is, the contour of the recess can be defined by adjusting the positions of the holding members, so as to match the touch modules of different sizes and the frame, thereby adopting touch modules of different sizes. The frame is fixed in it to improve the flexibility of the process.

Although the novel creation has been disclosed above by way of example, it is not intended to limit the creation of the novel, and any one of ordinary skill in the art does not deviate. Within the spirit and scope of this new creation, when a little change and refinement can be made, the scope of protection of this new creation is subject to the definition of the scope of the patent application attached.

200‧‧‧ positioning fixture

210‧‧‧Package

211‧‧‧ dent

213‧‧‧ upper surface

214‧‧‧ slotting

220‧‧‧ positioning parts

221‧‧‧Positioning column

222‧‧‧Shell cover

222b‧‧‧ receiving surface

300‧‧‧Electronic assembly

310‧‧‧Touch Module

311‧‧‧LCD unit

312‧‧‧Touch cover

313‧‧‧Soft circuit board

320‧‧‧Frame

321‧‧‧ Positioning Department

322‧‧‧Positioning holes

323‧‧‧Perforation

324‧‧ ‧ glued surface

Claims (11)

A positioning fixture is suitable for assembling an electronic assembly, the electronic assembly includes a touch module and a frame, the positioning fixture includes: a loading platform having a recess; and a plurality of positioning members disposed on the The frame has a plurality of positioning portions corresponding to the positioning members, and the touch module and the frame are adapted to be placed on the mounting table and fixed in the recess, and each of the positioning members is worn The corresponding positioning portion is disposed to limit the relative movement between the frame and the touch module, so that a glue surface of the frame is completely attached to the touch module. The positioning fixture of claim 1, wherein the positioning members are located outside the recess, and each positioning portion is connected to a periphery of the frame and has a positioning hole. The positioning fixture of claim 2, wherein each of the positioning members comprises: a positioning post connected to the loading platform and located in a sliding slot of the loading platform; a cover sliding on the sliding a slot, the positioning post passes through an opening of the cover, wherein the opening is located on a receiving surface of the cover, and the receiving surface is higher than an upper surface of the mounting; and an elastic member abuts Between the cover and the bottom of the sliding slot, and sleeved on the positioning post. The positioning fixture of claim 3, wherein after the touch module is fixed in the recess, the positioning portion of the one side of the frame is offset. And a part of the positioning holes are sleeved on the corresponding positioning posts, and a tilt angle is formed between the frame and the loading frame to make the touch module soft. The circuit board is threaded through a through hole of the frame. The positioning fixture of claim 4, wherein after the flexible circuit board is inserted through the through hole, each positioning hole is sleeved on the corresponding positioning post, and the frame is adapted to be oriented toward the positioning The external force of the stage is pushed to compress the elastic members, and the glue surface is completely attached to the touch module. The positioning fixture of the first aspect of the invention, wherein the positioning members are positioning posts and are located in the recesses, and the positioning portions are positioning holes formed on the frame. The positioning fixture of claim 6, further comprising: a plurality of elastic members disposed on the stage and located in the recess, and when the frame is fixed in the recess, each positioning hole is sleeved Corresponding to each of the positioning posts, wherein the elastic members are adapted to pass through the frame. The positioning fixture of claim 7, wherein one side of the touch module abuts the frame after the frame is fixed in the recess, and the touch module abuts the elasticity One of the perforations of the frame is adjacent to the frame, and a tilt angle is formed between the touch module and the stage, so that a flexible circuit board of the touch module is disposed through the through hole. The positioning fixture of claim 8 , wherein after the flexible circuit board is disposed in the through hole, the touch module is abutted against the elastic members, and the touch module is adapted to be oriented toward the The external force of the stage is pushed to compress the elastic members and face the frame The frame is moved to abut the frame so that the touch module completely conforms to the glue surface. The positioning fixture of claim 1, wherein the stage further has a plurality of slots, the slots being in communication with the recess. The positioning fixture of claim 1, further comprising: a plurality of holding members movably disposed on the stage to constitute the recess.