TW492025B - Manufacturing process and positioning method for the internal members of keyboard - Google Patents

Abstract

A manufacturing process and a positioning method for the internal members of keyboard are disclosed in the present invention, in which a process of gluing together the upper thin film layer, the lower thin film layer and the insulation layer is conducted on a thin film type PCB (printed circuit board). A channel, which is capable of allowing air to circulate mutually and preventing water from permeating, is formed at the position, which has no printed adhesive, in the contact points between the upper and the lower thin film layers. After a switching tray surface is cut by a cutting knife, a through hole is then opened on each set of cutting lines. A pivot connection portion capable of pivot connecting bridging is formed through the use of a pushing and pressing manner to push and press the sheet body, which is formed by the cutting lines. After gluing together the thin film type PCB, the switching tray and the base layer glue, the bridging assembly, rubber body and key cap are then assembled so as to reduce the entire keyboard thickness, decrease the weight and greatly decrease cost. In addition, the invention is provided with waterproof function such that the application efficiency and lifetime of keyboard can be increased.

Description

492025

The present invention relates to a keyboard interior, which refers to a method and positioning method of the internal components and components of the keyboard, especially to change the thickness of the entire keyboard, which reduces the thickness of the wall. It is also waterproof. Reduction and cost efficiency and long service life. Improve the use of the keyboard with 'more now many manufacturers are making notebook computers. In addition to the fast execution speed and powerful functions of the notepad, Thunderbolt is the only way to make notebook computers. The appearance of the body is light, thin, short and small, which attracts consumers to buy. But θ, when a notebook computer is manufactured to be light, thin, short, and small, except that the internal components of the J 弋 type computer must not be too large or too heavy ', even the keyboard arranged on the notebook computer case is no exception. However, 'the keyboard used on the notebook computer currently seen is shown in Fig. 10', the surface of the internal base layer 6 of this type of keyboard is stamped with a plurality of joints 6 1 of the bridge 4 (Link) 4, And put a thin-film printed circuit board 7 on the base crystal, and then connect the ^ bridge (Link) 4 with the above-mentioned pivot joint 6, and then combine the rubber body 8 and the keycap 5 to complete the keyboard. The base layer 6 inside the keyboard disclosed in the figure 1 is fixedly connected with an adapter plate 9 which is formed by injection molding of plastic, and a pivot portion of a pivot bridge (Link) 4 is formed on it. 9 1, and then a thin film printed circuit board 7 is arranged between the base layer 6 and the _ adapter plate 9, and then the above-mentioned pivot joint 9 1 is pivotally connected to the bridge 4, and then the rubber body 8 and the key are assembled. The cap 5 completes the construction of another keyboard. Since the former and the latter base layer 6 are stamped with a pivot bridge (Lin

V. Description of the invention (2) k) The pivot portion 61 of the 4 and the adapter plate 9 are injection-molded with the pivot bridge 9 (Link) 4. The pivot portion 9 1 has a predetermined height, so after the keyboard is assembled, the keyboard The thickness is also increased. Moreover, under the action of pressing the keycap 5 for a long time, the shaft portions 41 and 42 of the bridge 4 and the pivot portion 61 of the base layer 6 are rubbed, and the iron filings are easily dropped below the base layer 6. Circuit board, which causes the circuit board to malfunction or short circuit. In addition, the film printed circuit board 7 used by the former and the latter is formed by laminating upper and lower films and an insulation layer, and there is no adhesive bonding between the three, so that the rubber body 8 is squeezed down. When in air, the contact points on the top of the film can be brought into contact. However, if a user inadvertently drips water droplets, the film printed circuit board 7 will not be allowed to produce a short-term error at first. Once the rubber body is pressed down to a restored state, the water generated by the keyboard will be directly exposed to water. Air is sucked into the thin-film type printed circuit board 7 and the phase-induced printed circuit board 7 has a short circuit problem. Support, the main purpose of the present invention is: when the i degree of the component and the positioning method of each component is reduced by 1, there is also a reduction, a reduction in replacement, and a significant cost. And positioning side to print the adhesive, and print the adhesive = board: top,: thin film insulation layer on the top and bottom to wait: after the above-mentioned printing adhesive, the adhesive ^ B glue 5 is not printed between the contacts, at this time At the junction P of the upper and lower film layers, a gas is circulated and waterproofed.

Membrane-type printed circuit board adhesive made of erhope or polyester film (My 1 ar). After cutting with a knife, the sheet formed by the cutting line is pushed on each group of cutting lines. Squeeze department. Before the film-type transfer and joining, the adapter is provided with a perforation to form a pivotable frame. After the invention works, it is formed between the film tangents and can be pivoted to bridge the road of the invention. It can be directly printed. A hard plastic disc, the purpose of which is to connect the disc to the other side of the printed sheet through a bridge that pushes the bridge, and the purpose is to lay on a thin-film printed circuit board. Cut a plurality of cutting lines. After being pushed and squeezed by cutting, two different inner diameters can be formed on the adapter plate.

Another object of the present invention is that if the bridge is made of plastic steel, the 1 adapter plate can be made of flexible plastic material. When the bridge is assembled, the bridge can be slightly bent after the adapter plate is bent. On the pivot joint of the shaft part disk. The following are detailed descriptions and technical contents of the present invention, and are described below with reference to the drawings: [Schematic description] FIG. 1 is a schematic diagram of the bonding of a base layer and a membrane printed circuit board of the present invention. Fig. 2 'is a schematic view of a channel formed after the membrane printed circuit board of the present invention is glued. Fig. 3 'is a schematic top view of the surface of the adapter plate of the present invention after being cut. Fig. 4 'is a schematic diagram of perforating and gluing the surface of the adapter plate of the present invention

Page 6

Fig. 5 is the sixth diagram of the present invention, and is a schematic diagram showing the bonding of the surface of the receiving plate and the rubber body of the present cigarette. FIG. 7 is a schematic diagram of forming a pivot joint of an adapter disc according to the present invention. Illustration. Side view of the connection between the adapter plate and the bridge and keycap assembly Figures 7-1 to 々 Figure 8 is a schematic view of the button pressing action of the present invention " Figure 9 is 21 of the present invention! Example schematic. Figure 10, the conventional key private ί-schematic diagram of the embodiment. ^ Λ Λ m, m key i internal diagram. Brother 1 1 picture, I do n’t know another An .. Please refer to the "diagram of 丄,? Γ. Sailor Shi Shi looks for Z, 3, 4, 5, 6", as shown in the green keyboard The internal component manufacturing process and positioning method are mainly a completely new change of the effective body and the positioning method of each component. The diameter-positive, w jm " thickness reduction, weight reduction and cost reduction, 'It also has a waterproof effect, which further improves the use efficiency and service life of the keyboard. When the keyboard of the present invention is manufactured, a metal or hard plastic material is used as the base layer 1 ′. A film-type printed circuit board 2 is glued on the base layer 1 of the 6H, and the printed circuit board 2 is glued to the aforementioned base layer tool. At the time of the first step, a membrane-type printed circuit board 2 is firstly produced; one of the above-mentioned membrane-type printed circuit boards 2 includes an upper film 21, a lower film 22, and an adhesive on the upper and lower layers. Insulating layer 2 3 between the lower film 2 1 and 2 2 (The insulating layer 2 3 can be made of polyester film printing, or it can be directly glued because of the different design of the contact circuit.

^ 2025, the lower 11 2 2 the upper contact point of the upper gel is thinner on the upper and lower points 2 layers 2, 2 2 2 rubber voids, 2 rubber printing 2 2 are printed with an insulating layer 2 3 1 1, 2 2 2 3 1, borrow 'Let the upper layer and the lower layer film 2 not print any edge layer 2 between the conductive lines of the keys 1, 2 2 and 2 2 3 glue 2 1 1, 2 channel 2 4 (In this case, this is located on the channel 2 4 and it is so And the dripping of the key 'leads to the electric fifth, invention description (5) laying of the object), the conductive line 2 with a conductive signal brushed on the above 2 Tung Shi should be on the upper and lower films 2 1 and 1 contact points 2 1 2 , 2 2 2 This through hole 2 3 1 is connected to the conductive film 2 1 of the keypad 2 1 1 and the conductive line 2 2 1 of 2 is connected to the signal being depressed. And when the insulating layer 2 3 is glued, what adhesive is in contact with the upper and lower paths 211, 221, so when the upper and lower films are combined, the contact points 2 1 2, 2 on the upper and lower film layers 21 2 1, such as (Shown in Figure 2), when the contact point 2 1 2, 2 2 2 of the key is squeezed to the other contact point 2 1 2 > can prevent the infiltration of water, or avoid inhalation of water vapor inside the disc into the film type Short circuit board. The membrane-type printed holes 2 5 ′ above the upper and lower film layers allow the heat generated by the film and other components to be generated. The above-mentioned base layer 1 and the thin film 2 1, 2, 2 The conduction line 2 is provided with a through-hole 3 6 when the contact 2 2 is in contact with 2 2 2 and the lower film layer 2 is the film layer 2 1 2 1 2 2 2 1 2 2 and the insulation 2 An integrated 3 6 is formed between the conductive lines, and when the gas is pressed, it will pass through 2 2 > inside, the inner 21, 22 of the operating circuit board 2 of the body 3 6 and the insulating layer 23 are provided with a plurality of heat dissipation on the glue brush circuit board 2 The printed circuit board 2 can dissipate heat quickly. Membrane printed circuit board

492025 V. Description of the invention (6) 2 After gluing, 'glue a hard plastic material or polyester film (Mylar) made of film-type adapter plate 3 and film (memt) printed circuit board 2 glued d 'After the adapter plate 3 is cut by a cutter, a plurality of cutting lines 3 are formed on the surface of the adapter plate 3, and the lines 3 1, 3 1 > are provided with an adhesive portion printed on the periphery 3 5 A receiving plate 3 is sent to the jig (not shown in the figure, 6 is placed on the adhesive portion 35 >, the perforation 3 is positioned on the 5 periphery (if the positioning method is also used, the rubber cap 3 and 6 can be positioned on the top of the keycap 5 and rubber) Formula)). Wait, the above-mentioned rubber bodies 3 6 and 3 are formed by the cutting lines 3 1, 3 1 > to form the pivot portion 3 3, 3 4 (for example, the extrusion molding technology can be made by the technology of heating the same effect, the pivot portion, The inner diameter of 3 4 is not the same, the smaller and larger inner diameter is pivotally connected to the sliding space of the bridge; wait, the shaft parts 4 1 and 4 2 of the above-mentioned adapter plate 3 are pivotally connected to the rotation (such as the first (As shown in Figure 7), and at the same time k) 4 in the center, and then on the frame 1 3 1, in which each set of cutting holes 3 5 can be in each of the perforations 3 5 (as shown in Figure 4) 5 and then Turn this) The upper jig will glue all the rubber bodies 3 so that the rubber bodies 3 6 can be glued to the figure 5 above), (the top joint of the rubber bodies 3 6 and the rubber bodies 3 6 is preset with a jointable area (can be For bonding or buckling, etc., the adapter plate 3 is glued, and then the plate body 3 2 formed by the adapter plate is pushed and squeezed (see Figure 6). The aforementioned plate body 3 2 is processed by ultrasound \ 3 λ 3 4 and the inner diameter of the two pivot joints 3 3 The bridge 4 is the shaft part 9 and the other shaft part 5 is also provided. After the production of the shaft part is completed, the bridge (L ink) 4 is connected to the two locust joints 3 of the tray 3 and the rubber body 3 6 is located in the bridge (L in Bridge (Lin k) 4 and rubber body 3 6 upper set

492025 V. Description of the invention (7) One key cap (Key cap) 5. When the key cap 5 is pressed, the convex portion 3 6 1 inside the rubber body 3 6 passes through the perforation 3 5, and is pressed on the upper film layer 2 1, so that the upper film layer 2 1 When the contact point 2 1 2 is in contact with the contact point 2 2 2 of the lower film layer 22, a signal that the key is pressed down is output; when the finger leaves the key cap 5, the rubber body 3 6 will Link 4 pops up to return Link 4 and Key Cap 5 to their original state (as shown in Figures 7-1, 7-2).

In addition, if the above-mentioned bridge 4 (Link) 4 is made of plastic steel, the adapter plate 3 can be made of flexible plastic material. When the bridge (Lin k) 4 is assembled, the adapter plate can be slightly bent. After 3, the shaft parts 4 1 and 4 2 of the bridge 4 can be pivotally connected to the pivot parts 3 3 and 3 4 of the adapter plate 3. In this way, 'through the above-mentioned manufacturing and positioning of the components, the overall thickness of the entire keyboard is significantly smaller than the thickness of a traditional keyboard.' At midnight, the weight of the overall keyboard is also lighter. The production cost is greatly reduced by 1/10 of the original traditional keyboard production cost, and when the friction parts 3 3, 3 4 of the bridge 4 cup f adapter 3 3 are operated, friction will not occur. Powder, resulting in abnormal or short circuit in the internal circuit of the keyboard. In addition, the printed circuit board 2 with a membrane (membrane) type has the function of preventing and using to increase the overall keyboard usage and service life.

Further (as shown in the above formula: h ρ 丨 as shown in the two figures) 'Brush circuit in the above-mentioned film (membrane); /? After the circuit board 2 is completed, it is printed in the film-shaped (membrane) type K2 ΐ ΐ Multiple cutting lines 2 a can be cut. After pushing between the cutting lines 2 a and 2 c,-2, two different inner diameter pivots d can be formed and located on the surface of the upper film layer 21 and in contact with each other. Point 2

Page 10 492025 V. Description of the invention (8) The rubber body 36 is glued on the top, which is green λ r # nr two after the two pivot joints, "Pivot 4 (Link) 4 and Key cap (5)" You say ~ silly, the convex part 3 61 inside the key cap (Ding colloid 3 6 is pressed on the upper film) i; = 212, and the contact point 212 is in contact with the lower film \ Ξίί 2 2 2 That is to say, this key is pressed down by turn: such as: -come: the thickness of the overall keyboard can be reduced again: more 'reduces the production cost even more. The mark of the inside: lies in the thin-) type colloid "also also Signal that the rubber key is pressed down on the rubber disc ^. When the contact point 3 a is touched, the output will be reduced, and the relative weight will be reduced accordingly. ^ The thickness of the overall keyboard can be reduced again. However, the above only reduces the production cost. It is not intended to limit one of the preferred embodiments of the #invention implemented in the present invention, and it is intended to make equivalent changes and modifications. That is to say, the scope of application for patents according to the present invention [Symbols of the drawings] Qin is covered by the scope of the present invention patent. Grass-roots level ...

Thin film printed circuit board Upper film · · · · Lower film · · · · Insulating layer · · · · · Conducting line

Page 12

Claims (1)

Component manufacturing process and positioning method The manufacturing method and positioning method of a keyboard include: a) an insulation layer on the line b) the edge of the glue is formed 2, such as the application method, where the contact is opened 3, such as application method, where Circuit board opening 4. One method includes printing adhesive, and the contact points are not waiting. The above printing is performed. At this time, there is a gas on the top of the patent range, and the insulation layer is on the top and bottom. The film type is printed with a plurality of heat dissipation keyboard internal components. The film type printed electricity is printed with an adhesive. After printing any adhesive brush, the lower film layer shall be circulated and waterproof. One keyboard shall be connected to the upper and lower film layers. Brush the circuit board to make holes. The process and positioning of the upper and lower parts of the road board, the upper and lower agents; the process of making the part of the contact contact of the conductive film layer of the channel part member that does not infiltrate between the upper and lower contact points is completed, and then the thin film layer of the lower layer Layer printing adhesive 0 and positioning through-hole perforation. And positioning printing method for positioning film-type film and its guide and eliminator, the process and positioning of a film-type printed circuit board have no 甬, 甬, = printing adhesive, and when printing adhesive ^, b) No glue is printed between the contact points between the contact points. After printing: after the agent is applied, the upper and lower film layers and the insulation are formed, and no gas is printed between the contact points. Ceremony and body flow and waterproof infiltration through CJ Ν 4 temple, V, +, domain film-type printed circuit; After the road board is completed, the cutting line is cut at a plurality of lines, and the layer of film and film is cut by the cutting line. Guide of the lower film layer 6. After the patent application scope is pushed and squeezed, two different inner diameters can be formed and can be pivoted. I: ί! Please use the same process and positioning method for the internal components of the keyboard in item 4 of the patent scope. Ί It can be borrowed. The pivot joint is made by heat treatment, ultrasonic, hydraulic molding or push-extrusion molding of the door 4 effect. Method: ΞThe manufacturing process and positioning method of the internal components of the keyboard. After the two surfaces of the manufacturing process and the positioning surface are cut by a cutter, a cutting line is set on the adapter table, and between each of the cutting lines. Above :: After the rubber body of the thread is glued to the adapter plate, the plate of the bridge plate connected to the adapter plate is pushed and squeezed to make the plate form a pivot; the keyboard described in Γ6 The internal component manufacturing process and the Mylar can be made of hard plastic material or polyester film: the keyboard internal component manufacturing process described in Fang Yishen ^ Li Dian item 6 and the fixed pivot bridge m The inner diameter is not the same, the smaller inner diameter invades: Yan glaze, and the larger inner diameter, in addition to the pivot φ, also provides space for the shaft to slide. n: Fang Tshen: The process of the internal components of the keyboard and the fixed keys as described in Item 6 of the scope are directly pressed on the circuit of the printed circuit. When the key is pressed down, the signal gel will contact the contact point, that is, the wheel. According to 492025, the process and positioning method of Shenyang Patent Fanyuan's second keyboard internal components, the process and positioning agent, board: top;: layer film and an insulation, no printing between 7 o'clock Adhesive 1 '; Adhesive 4 of the upper and lower binding film layers of the conductive line edge layer 4: At this time 2, P :, agent ^' When the upper and lower film layers and the insulation are formed, 7 gases are circulated and waterproof infiltration; = printing adhesive C) After the thin film type printed circuit board is manufactured, the thin film type printed circuit board is coated or printed on the film layer under the film type printed circuit board and glued to the base layer. With the adhesive applied, the worker and the positioning method as described in item No. 丄 0 of the patent application scope can be used. The base layer can be a metal material J. Process i 2. If the patent application is no. I 〇 戬And positioning method, wherein the base layer may be a hard plastic part manufacturing method including: ^ the manufacturing process and setting a), the film type printed circuit board is placed above and below; a layer of printing adhesive, and when printing adhesive No adhesive is printed between the contact points on the top, the second =, and the one on the insulation; /, the conduction line b of the $), wait, after the above-mentioned adhesive is printed, perform the upper and + edge layer gluing. At this time, Before the contact point of the lower film layer is equal to U, there is a channel for mutual gas flow and waterproof penetration. * Vice c) After the above-mentioned thin-film printed circuit board bonding process, thin page 15492025. The scope of the patent application: The thin film layer under the film printed circuit board is coated or printed with an adhesive, and the thin film printed circuit board can be glued to the base layer; d) After the surface of the adapter plate is cut by a cutter, the Receiving table = there will be multiple tailors Line, there is a perforation between each of the cutting lines; above, "", wait, after the rubber body is glued to the adapter plate, and then push the sheet formed by the cutting line of the adapter plate waste, Let this piece form the pivot joint of the pivotal mining bridge; After thin f), wait until after the above-mentioned transfer plate process, the bottom of the transfer plate or agent, coating or printing on the surface of the film layer on the printed circuit board of the type, or printed with adhesive Thin-film printed circuit boards can be glued together. ^ The keyboard internal component manufacturing process as described in item 13 of the patent application scope, ^ τΓ, winter disk system method, in which, if the bridge is made of plastic steel, the transition time, '1, 1 should be flexible. It is made of plastic material. After assembling the bridge (Link), you can pivot the shaft of the bridge to the pivot of the transfer wind after slightly moving the special adapter plate. Page 16