TW201325347A - Assembling equipment and assembling method for keyboard module - Google Patents

Abstract

An assembling element for an keyboard module suitable for assembling a buffer member and a circuit board of the keyboard module is provided. The buffer member has hollow alignment pillars. The circuit board has alignment holes. The assembling equipment for the keyboard module includes a base, a movable platen and a stopping member. The base has an opening. The circuit board lies on the base and shields the opening. The movable platen is disposed in the base and under the opening. The movable platen has pins, which directly toward the alignment holes, and the buffer member is disposed on the movable platen to allow the hollow alignment pillars covering the plungers. The stopping member is movable disposed on the base and is located besides the opening. The movable platen moves toward the circuit to hold the circuit board between the stopping member and the movable platen. The plungers get in touch with the hollow alignment pillars, and through the opening, the alignment holes, so as to assemble the buffer member to the circuit board. An assembling method for keyboard module is also provided.

Description

Assembly device of keyboard module and assembly method of keyboard module

The present invention relates to an assembly apparatus, and more particularly to an assembly apparatus for a keyboard module.

Music has become a part of life, whether it is from the television or radio channels can absorb music information, or use music such as instruments to play music. Generally speaking, among the plurality of instruments, the keyboard has a keyboard module, and the keyboard module includes a key cap, a buffer member and a circuit board, wherein the buffer member is fixed on the circuit board, and the key cap is disposed on the buffer member. The keyboard module is pressed by the user to deform the cushioning member, and the pressing force is transmitted to the circuit board by the buffering member to trigger the touch point on the circuit board to make the keyboard module emit sound.

In the above process of assembling the buffer member to the circuit board, the conventional assembly process is to manually align the positioning post of the buffer member with the positioning hole of the circuit board, and then pull the positioning post out of the positioning hole with a tool to Pass the positioning post through and snap it into the positioning hole. However, such an artificial assembly method can make the assembly process time consuming and reduce production efficiency.

The invention provides an assembly device for a keyboard module, which can automatically assemble a buffer member to a circuit board.

The invention provides a method for assembling a keyboard module, which has better assembly efficiency.

An embodiment of the present invention provides an assembly device for a keyboard module, which is used to assemble a buffer component of a keyboard module and a circuit board of a keyboard module. The buffer component has a plurality of hollow positioning posts, and the circuit board has multiple positioning positions. The assembly device of the hole and keyboard module comprises a base, a movable platform and a stop. The base has an opening, and the circuit board is adapted to bear against the base and shield the opening. The movable platform is disposed in the base and below the opening, the movable platform has a plurality of ejector pins, the positioning holes are opposite to the thimble, and the buffering member is adapted to be disposed on the movable platform to correspondingly sleeve the hollow positioning posts on the thimble. The stopper is movably disposed on the base and located beside the opening, and the movable platform moves toward the circuit board to clamp the circuit board between the stopper and the movable platform, and the thimble abuts the hollow positioning post through the opening and the positioning hole The rear protrudes from the board to assemble the bumper to the board.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, the buffer member includes a plate-shaped connecting portion and a plurality of hollow protrusions erected on the plate-like connecting portion. The plate-shaped connecting portion has a first surface and a second surface opposite to each other. Each of the hollow protrusions protrudes from the first surface, and each of the hollow positioning posts protrudes from the second surface. The movable platform also has a bearing surface and a plurality of first grooves. Each of the ejector pins protrudes from the bearing surface, and the cushioning member is adapted to bear against the bearing surface with the first surface such that the hollow protrusions are correspondingly disposed in the first grooves, and the thimbles are sleeved into the hollow from the first surface Position the column.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, each of the hollow positioning posts is divided into a first cylinder and a second cylinder, and the first cylinder protrudes from the second surface, and the second cylinder Extending from the first cylinder, the orthographic projection of the second cylinder on the second surface is within an orthographic projection of the first cylinder at the second surface, and the thimble is sleeved to the second cylinder.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, when the buffer member is disposed on the movable platform and the circuit board is disposed on the base, the ejector pin abuts the second cylinder and passes the second cylinder Position the holes to protrude from the board.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, the orthographic projection of each of the first grooves on the circuit board and the orthographic projection of each of the ejector pins on the circuit board are offset from each other.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, the extending direction of the opening, the arrangement direction of the ejector pins, and the arrangement direction of the respective first grooves coincide with each other.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, the movement of the stopper is perpendicular to the moving axial direction of the movable platform.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, a plurality of pneumatic cylinders are further included to respectively connect and drive the movable platform and the stopper.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, the stopper is moved toward the opening to shield a portion of the opening.

In an embodiment of the assembly apparatus of the keyboard module of the present invention, the stopper has a plurality of second grooves, and the orthographic projections of the hollow positioning posts on the circuit board are located in the second grooves on the circuit board. Within the orthographic projection range.

In an embodiment of the assembly device of the keyboard module of the present invention, the device further includes a plurality of latching members disposed on the base and opposite to the stop members on the opposite sides of the opening, the latching members are used for the buckle circuit board.

An embodiment of the present invention provides a method for assembling a keyboard module, which is suitable for assembling a keyboard module to assemble a buffer member of a keyboard module with a circuit board. The buffering member has a plurality of hollow positioning posts, and the circuit board has a plurality of positioning holes. The assembly device of the keyboard module comprises a base, a movable platform and a stop. The base has an opening, and the movable platform is disposed in the base. And located below the opening, and the movable platform has a plurality of thimbles, and the stopper is movably disposed on the base and located beside the opening. The assembly method of the keyboard module includes the following steps. The cushioning members are disposed on the movable platform such that the thimbles are partially sleeved to the corresponding hollow positioning posts. The circuit board is configured to close the opening on the base, wherein the thimbles pass portions of the hollow positioning posts through the corresponding positioning holes and protrude from the circuit board. The drive stop moves to the board to abut against a portion of the board. The movable movable platform is moved toward the circuit board such that the ejector pins protrude from the hollow positioning posts against the circuit board, and the buffer member is fixed on the circuit board.

In an embodiment of the assembly method of the keyboard module of the present invention, the buffer member comprises a plate-shaped connecting portion and a plurality of hollow protrusions erected on the plate-like connecting portion. The plate-shaped connecting portion has a first surface and a second surface opposite to each other. The hollow projections protrude from the first surface, and the hollow positioning posts protrude from the second surface. The movable platform further has a bearing surface and a plurality of first grooves, the first grooves are located below the bearing surface, and the thimbles protrude from the bearing surface. The method of assembling the keyboard module further includes the cushioning member being adapted to bear against the bearing surface with the first surface such that the hollow projections are correspondingly disposed in the first recesses, and the thimbles are nested from the first surface Hollow positioning column.

In an embodiment of the assembly method of the keyboard module of the present invention, each of the hollow positioning posts is divided into a first cylinder and a second cylinder. The first cylinder protrudes from the second surface and the second cylinder extends from the first cylinder. The orthographic projection of the second cylinder on the second surface is within the orthographic projection of the first cylinder at the second surface. The method of assembling the keyboard module further includes: when the circuit board is closed on the base, the thimbles pass the second cylinders through the corresponding positioning holes and protrude from the circuit board.

In an embodiment of the assembly method of the keyboard module of the present invention, the outer diameter of the first cylinder is smaller than the inner diameter of the positioning hole. The assembling method of the keyboard module further includes: when the movable platform moves toward the circuit board, so that the ejector pins protrude against the circuit board by the hollow positioning posts, the first column interferes with the positioning holes to fix the buffer member to the circuit board.

Based on the above, in the above-described embodiment of the present invention, the arrangement of the movable platform and the movement toward the circuit board to protrude the hollow positioning post from the circuit board eliminates the need for manual assembly of the buffer member and the circuit board.

The above described features and advantages of the present invention will be more apparent from the following description.

1 is a schematic diagram of a keyboard module in accordance with an embodiment of the present invention. 2 is a partial cross-sectional view of the keyboard module of FIG. 1. Referring to FIG. 1 and FIG. 2 simultaneously, the keyboard module 100 in this embodiment is, for example, a keyboard of a keyboard. The keyboard module 100 includes a keycap 110, a buffer member 120, and a circuit board 130. The buffer member 120 has a plurality of hollow positioning posts 122. The circuit board 130 has a plurality of positioning holes 132. The hollow positioning posts 122 pass through the corresponding positioning holes 132 and protrude from the circuit board 130 to assemble the buffer member 120 on the circuit board 130. on. The keycap 110 is disposed on the cushioning member 120. When the pressing force is applied to the keycap 110, the key cap 110 drives the buffering member 120 to deform, so that the stud electrode 128 of the buffering member 120 is in contact with the contact pad 134 on the circuit board 130 to allow the keyboard module 100 to be turned on. Can make a sound.

The assembling device 200 of the keyboard module 100 of the present invention is used to assemble the buffering device 120 of the keyboard module 100 and the circuit board 130 of the keyboard module 100 by taking the keyboard module 100 of FIG. 1 and FIG. 2 as an example. .

3 is a partial top view of the assembly apparatus of the keyboard module of FIG. 1. Referring to FIG. 3 , the assembly apparatus 200 of the keyboard module 100 of the present embodiment includes a base 210 , a movable platform 220 , and a stop 230 . The base 210 has an opening 212. The movable platform 220 is disposed within the base 210 and below the opening 212, and the movable platform 220 has a plurality of thimbles 222. The stop 230 is movably disposed on the base 210 and positioned adjacent to the opening 212.

4 is an assembled view of the assembly apparatus of the keyboard module of FIG. 3 to describe the assembly process of the buffer member 120 and the circuit board 130 of FIGS. 1 and 2. Referring to FIG. 4, in general, in the assembly apparatus 200 of the present embodiment, the buffer member 120 is disposed on the movable platform 220 first, and then the circuit board 130 is supported on the base 210 to shield the opening 212. At this time, the positioning holes 132 of the circuit board 130 will face the thimbles 222, and the hollow positioning posts 122 of the buffering members 120 will be correspondingly sleeved on the thimbles 222. Next, the stopper 230 moves toward the opening 212 to shield the partial opening 212, that is, the stopper 230 covers the portion of the circuit board 130. When the movable platform 220 moves toward the circuit board 130, the circuit board 130 is clamped between the stopper 230 and the movable platform 220. The thimble 222 abuts against the hollow positioning post 122 as the movable platform 220 moves, and passes through the opening 212 and the positioning hole 132 to protrude from the circuit board 130. Thus, the general flow of assembling the cushioning member 120 to the circuit board 130 is completed.

Based on the above, the keyboard module 100 of the present invention can pass the hollow positioning post 122 of the buffer member 120 through the positioning hole 132 and protrude from the circuit board 130 through the assembly device 200 to complete the buffer member 120 and the circuit of the keyboard module 100. Assembly of the board 130. Therefore, the hollow positioning post 122 does not need to be protruded from the circuit board 130 by manual means, so that the assembly time of the keyboard module 100 can be reduced and labor can be saved.

In detail, in the keyboard module 100 of the present embodiment, the buffer member 120 includes a plate-shaped connecting portion 124 and a plurality of hollow protrusions 126 erected on the plate-like connecting portion 124. The plate-like connecting portion 124 has a first surface 124a and a second surface 124b opposite to each other. Each of the hollow lugs 126 protrudes from the first surface 124a, and each of the hollow positioning posts 122 protrudes from the second surface 124b.

On the other hand, the movable platform 220 of the assembly apparatus 200 further has a bearing surface 224 and a plurality of first grooves 226. Each of the ejector pins 222 protrudes from the bearing surface 224 and is located adjacent to each of the first recesses 226, that is, the orthographic projection of each of the first recesses 226 on the circuit board 130, and the orthographic projection of each of the ejector pins 222 on the circuit board 130 is offset from each other. . In addition, the extending direction of the opening 212, the arrangement direction of the ejector pins 222, and the arrangement direction of the respective first grooves 226 of the present embodiment coincide with each other, but the present invention is not limited thereto. In this embodiment, the cushioning member 120 of the keyboard module 100 is adapted to bear against the bearing surface 224 by the first surface 124a, so that the hollow protrusions 126 are correspondingly disposed in the first recesses 226, and each The thimble 222 is nested into each of the hollow locating posts 122 from the first surface 124 of the cushioning member 120.

Further, each of the hollow positioning posts 122 of the buffer member 120 is divided into a first cylinder 122a and a second cylinder 122b. The first cylinder 122a protrudes from the second surface 124b, the second cylinder 122b extends from the first cylinder 122a, and the cross-sectional area of the second cylinder 122b is smaller than the sectional area of the first cylinder 122a. In other words, the orthographic projection of the second cylinder 122b on the second surface 124b is within the orthographic projection of the first cylinder 122a at the second surface 124b.

In the above, when the buffer member 120 is disposed on the movable platform 220, and the circuit board 130 is disposed on the base 210, the thimble 222 abuts against the second cylinder 122b and the second cylinder 122b passes through the positioning hole 132 to protrude from Circuit board 130. At the same time, the ejector pin 222 is sleeved on the second cylinder 122b, and the outer diameter of the first cylinder 122a is smaller than the inner diameter of the positioning hole 132, that is, the first cylinder 122a can interfere with the positioning hole 132. The buffer member 120 and the circuit board 130 are fixed to each other. On the other hand, the assembly apparatus 200 of the present embodiment further includes a plurality of latching members 240 disposed on the base 210 and located on opposite sides of the opening 212 with the stoppers 230. In this embodiment, the latching member 240 is used to snap the circuit board 130, which ensures that the circuit board 130 can be smoothly supported on the base 210.

5 is a front elevational view of the assembly apparatus of the keyboard module of FIG. 3. 4 and FIG. 3, the assembly apparatus 200 further includes a plurality of pneumatic cylinders 250 that respectively connect and drive the movable platform 220 and the stopper 230 to move the movable platform 220 and the stopper 230. In the present embodiment, the movement of the stopper 230 is perpendicular to the moving axial direction of the movable platform 220. For example, the movable platform 220 moves up and down toward the base 210, and the stopper 230 moves horizontally toward the opening 212 and shields. Part of the opening 212. Further, the stopper 230 has a plurality of second grooves 232. The orthographic projection of each of the hollow locating posts 122 on the circuit board 130 is within the orthographic projection of each of the second recesses 232 on the circuit board 130.

6 is a flow chart of an assembly apparatus of the keyboard module of FIG. Referring to FIG. 6, first, as shown in FIG. 4, the buffer member 120 is disposed on the movable platform 220 such that a part of the thimbles 222 are sleeved on the corresponding hollow positioning posts 122 (step S610). Next, the circuit board 130 is disposed on the susceptor 210 to close the opening 212, wherein the thimbles 222 pass portions of the hollow locating posts 122 through the corresponding locating holes 132 and protrude from the circuit board 130 (step S620). Then, the drive stopper 230 is moved onto the circuit board 130 to abut against a portion of the circuit board 130 (step S630). Finally, as shown in FIG. 4, the movable movable platform 220 is moved toward the circuit board 130, so that the thimbles 222 protrude from the hollow positioning posts 122 to protrude from the circuit board 130, and the buffering member 120 is fixed on the circuit board 130 (step S640). .

In the above step S610, the disposition buffer 120 includes a cushioning member 120 on the movable platform 220 adapted to bear against the bearing surface 224 with the first surface 124a, so that the hollow lugs 126 are correspondingly disposed in the first recesses. Within the slot 226, the thimbles 222 are nested into the hollow locating posts 122 from the first surface 124a. Moreover, in step S620, when the circuit board 130 is on the susceptor 210 to close the opening 212, the thimbles 222 pass the second pillars 122b through the corresponding positioning holes 132 and protrude from the circuit board 130. In addition, in step S640, when the movable platform 220 moves toward the circuit board 130 such that the ejector pins 222 protrude against the circuit board 130 against the hollow positioning posts 122, the first pillars 122a interfere with the positioning holes 132 to buffer The member 120 is fixed to the circuit board 130.

In summary, in the above embodiment of the present invention, through the arrangement of the movable platform and moving toward the circuit board, the hollow positioning post of the buffer member can pass through the positioning hole and protrude from the circuit board to complete the buffering of the keyboard module. Assembly of components and boards. Therefore, the hollow positioning post does not need to be protruded from the circuit board by manual means, so that the keyboard module can be assembled automatically, and the assembly time of the keyboard module can be reduced and labor can be saved.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the invention, and any one of ordinary skill in the art can make some modifications and refinements without departing from the spirit and scope of the invention. The scope of the invention is defined by the scope of the appended claims.

100. . . Keyboard module

110. . . keycap

120. . . Buffer

122. . . Hollow positioning column

122a. . . First cylinder

122b. . . Second cylinder

124. . . Plate connection

124a. . . First surface

124b. . . Second surface

126. . . Hollow bump

128. . . Bullet pad

130. . . Circuit board

132. . . Positioning hole

134. . . Touch pad

200. . . Assembly equipment

210. . . Pedestal

212. . . Opening

220. . . Activity platform

222. . . thimble

224. . . Bearing surface

226. . . First groove

230. . . Stop

232. . . Second groove

240. . . Fastener

250. . . Pneumatic cylinder

S610~S640. . . step

1 is a schematic diagram of a keyboard module in accordance with an embodiment of the present invention.

2 is a partial cross-sectional view of the keyboard module of FIG. 1.

3 is a partial top view of the assembly apparatus of the keyboard module of FIG. 1.

4 is an assembled view of the assembly apparatus of the keyboard module of FIG. 3.

5 is a front elevational view of the assembly apparatus of the keyboard module of FIG. 3.

6 is a flow chart of an assembly apparatus of the keyboard module of FIG.

200. . . Assembly equipment

210. . . Pedestal

212. . . Opening

220. . . Activity platform

222. . . thimble

224. . . Bearing surface

226. . . First groove

230. . . Stop

232. . . Second groove

240. . . Fastener

Claims (15)

An assembly device for a keyboard module for assembling a buffer member of a keyboard module with a circuit board of the keyboard module, the buffer member having a plurality of hollow positioning posts, the circuit board having a plurality of positioning holes The assembly device of the keyboard module includes: a base having an opening, the circuit board is adapted to bear against the base and shielding the opening; a movable platform disposed in the base and located in the opening The movable platform has a plurality of ejector pins, the positioning holes are opposite to the ejector pins, and the buffering member is adapted to be disposed on the movable platform to allow the hollow positioning posts to be correspondingly sleeved on the thimbles; a stop member movably disposed on the base and located adjacent to the opening, the movable platform moving toward the circuit board to clamp the circuit board between the stop member and the movable platform, the thimbles The hollow positioning post is inserted through the opening, and the positioning holes protrude from the circuit board to assemble the buffer member to the circuit board. The assembly device of the keyboard module according to the first aspect of the invention, wherein the buffer member comprises a plate-shaped connecting portion and a plurality of hollow protrusions erected on the plate-shaped connecting portion, the plate-shaped connecting portion having a first surface and a second surface, the hollow protrusions protrude from the first surface, the hollow positioning posts protrude from the second surface, and the movable platform further has a bearing surface and a plurality of first recesses a groove, the ejector pin protrudes from the bearing surface, and the buffering member is adapted to bear the first surface on the bearing surface, so that the hollow protrusions are correspondingly disposed in the first grooves, and the The thimbles are nested from the first surface into the hollow locating posts. The assembly device of the keyboard module of claim 2, wherein each of the hollow positioning posts is divided into a first cylinder and a second cylinder, the first cylinder protruding from the second surface, The second cylinder extends from the first cylinder, and the orthographic projection of the second cylinder on the second surface is within an orthographic projection range of the first cylinder on the second surface, and the thimble is sleeved on the The second cylinder. The assembly device of the keyboard module according to the second aspect of the invention, wherein when the buffer member is disposed on the movable platform, and the circuit board is disposed on the base, the ejector pin abuts the second cylinder and The second cylinder is passed through the positioning hole to protrude from the circuit board. The assembly device of the keyboard module of claim 2, wherein the orthographic projections of the first recesses on the circuit board and the orthogonal projections of the ejector pins on the circuit board are offset from each other. The assembly device of the keyboard module according to the second aspect of the invention, wherein the extending direction of the opening, the arrangement direction of the thimbles, and the arrangement direction of the first grooves coincide with each other. The assembly device of the keyboard module according to claim 1, wherein the movement direction of the stopper is perpendicular to the moving axial direction of the movable platform. The assembly device of the keyboard module according to claim 7, further comprising: a plurality of pneumatic cylinders respectively connected and driving the movable platform and the stopper. The assembly apparatus of claim 1, wherein the stopper moves toward the opening to shield a portion of the opening. The assembly device of the keyboard module of claim 9, wherein the stopper has a plurality of second grooves, and the orthographic projections of the hollow positioning posts on the circuit board are located in the second recesses. The slot is within the orthographic projection of the board. The assembly device of the keyboard module of claim 1, further comprising: a plurality of latching members disposed on the base and located on opposite sides of the opening with the stop member, the buckle The piece is used to snap the board. A method for assembling a keyboard module, which is suitable for assembling a keyboard module, and assembling a buffer member of a keyboard module with a circuit board, the buffer member having a plurality of hollow positioning posts, the circuit board having a plurality of positioning holes, the assembly device of the keyboard module includes a base, a movable platform and a stop, the base has an opening, the movable platform is disposed in the base and located below the opening, and The movable platform has a plurality of ejector pins, and the stop member is movably disposed on the base and located beside the opening. The assembling method of the keyboard module includes: arranging the buffering member on the movable platform to make the a part of the thimble is sleeved on the corresponding hollow positioning posts; the circuit board is disposed on the base to close the opening, wherein the thimbles pass a part of the hollow positioning posts through the corresponding positioning holes and protrude a circuit board; driving the stopper to move to the circuit board to abut against a portion of the circuit board; and driving the movable platform to move toward the circuit board, so that the ejector pins protrude from the hollow positioning posts Electricity Plate, so that the buffer member is fixed on the circuit board. The method of assembling a keyboard module according to claim 12, wherein the buffer member comprises a plate-shaped connecting portion and a plurality of hollow protrusions erected on the plate-shaped connecting portion, the plate-shaped connecting portion having a first surface and a second surface, the hollow protrusions protrude from the first surface, the hollow positioning posts protrude from the second surface, and the movable platform further has a bearing surface and a plurality of first recesses a slot, the first recess is located below the carrying surface, the ejector protrudes from the carrying surface, and the assembling method of the keyboard module further comprises: the buffering member is adapted to bear the bearing on the first surface The plurality of hollow protrusions are correspondingly disposed in the first recesses, and the ejector pins are nested into the hollow positioning posts from the first surface. The method of assembling a keyboard module according to claim 13 , wherein each of the hollow positioning posts is divided into a first cylinder and a second cylinder, and the first cylinder protrudes from the second surface, The second cylinder extends from the first cylinder, and the orthographic projection of the second cylinder on the second surface is within an orthographic projection range of the first cylinder on the second surface, and the keyboard module assembly method The method further includes: when the circuit board is closed on the base, the pedestals pass the second cylinders through the corresponding positioning holes and protrude from the circuit board. The method for assembling a keyboard module according to claim 14, wherein the outer diameter of the first cylinder is smaller than the inner diameter of the positioning hole, and the assembling method of the keyboard module further comprises: when the movable platform faces the When the circuit board is moved so that the ejector pins protrude from the hollow positioning post to the circuit board, the first post interferes with the positioning hole to fix the buffer member to the circuit board.