JPH10144173A - Push-on switch and its manufacture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize low cost by reducing the number of part items, as well as reducing the height size, in a push-on switch used for the operation button of an electronic apparatus. SOLUTION: While the upward projections of two lines of elastic metal wires 24A and 24B which are planted by penetrating to the bottom surface of a box form case 22 made of a resin, are bent to cross each other in the upper surface view, so as to form switch contacts 24C and 24D, their downward projections are made into contact terminals 24G and 24H, and a thin wall dome 25A made of a flexible insulating material is covered from the upper side of the switch contacts 24C and 24D. Consequently, a push-on switch having a small height size and a small number of component parts can be obtained.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a modest push-on switch used for operation buttons of various electronic devices and a method of manufacturing the same.

[0002]

2. Description of the Related Art In recent years, with the miniaturization and cost reduction of electronic devices, electronic components such as push-on switches used in such electronic devices have been demanded to be small and inexpensive.

A conventional general push-on switch will be described with reference to a sectional view of FIG. In FIG. 1, reference numeral 1 denotes a box-shaped case made of resin. Outer fixed contacts 3A and 3B connected to the connection terminal 2 and a center fixed contact 5 connected to the connection terminal 4 are fixed to the bottom surface thereof by insert molding. A reversible dome-shaped movable contact 6 made of an elastic metal thin plate is mounted on the fixed contacts 3A and 3B to constitute a switch contact, and a push button 7 made of a rigid material is mounted on the upper portion thereof so as to be vertically movable. The lower projection 8 contacts the upper part of the movable contact 6, and the upper projection 9 projects upward from the central hole 11 of the cover plate 10 that covers the opening of the case 1 to form an operation unit.

The operation of the push-on switch is such that the push button 7 is moved downward by pushing the protrusion 9 above the push button 7 via the operation button of the electronic device to be used, and the lower protrusion 8 is movable. By pressing the upper center of the contact 6 and inverting it, the outer fixed contacts 3A and 3B and the center fixed contact 5 are short-circuited, that is, between the connection terminals 2 and 4, with a moderation. When the force for pressing the protrusion 9 above is removed, the movable contact 6 of the reversing operation returns to the original state by the elastic restoring force of the movable contact 6 and the connection terminal 2
It was going to be open between 4 and 4.

[0005]

However, in the push-on switch having the above-mentioned conventional configuration, the height dimension is large and the number of components is large. There is a problem that the cost is high.

An object of the present invention is to solve such a conventional problem, and an object of the present invention is to provide a push-on switch having a small height and a small number of components, and a method of manufacturing the same.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a method in which two elastic metal wires penetrating and penetrating the bottom of a box-shaped case made of resin are provided with an upwardly projecting portion. A push-on switch is formed by forming a switch contact by bending the switch so as to make a cross, and by using a downward projecting portion as a connection terminal and covering a flexible dome made of an insulating material from above the switch contact. Things.

Accordingly, it is possible to provide a push-on switch having a small height dimension and a small number of components, which can be reduced in cost, and a method of manufacturing the same.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, two parallel elastic metal wires are penetrated and planted at the bottom of a resin box-shaped case, and the upper part of the two elastic metal wires is provided above the elastic metal wires. The protruding portions are bent to different heights so as to cross each other in a top view to form switch contacts, and the lower protruding portions are each formed of a switch contact body serving as a connection terminal and a thin dome portion made of a flexible insulating material. An outer peripheral portion of a lower end is mounted on an outer peripheral wall of the box-shaped case so as to close an upper opening of the switch contact body, and when a central apex portion is lowered, a protrusion on the lower surface pushes the switch contact to turn on. This is a push-on switch including the driving bodies arranged as described above, and has an effect that a push-on switch having a small height and a small number of components can be provided.

According to a second aspect of the present invention, in the first aspect of the present invention, two elastic metal wires constituting the switch contact are penetrated and implanted at symmetrical positions on the same diameter on the circular bottom surface of the box-shaped case. One is bent from the planting position in a direction other than the center of the circular bottom surface in close contact with the bottom surface, and the other is bent from the planting position to the center of the circular bottom surface by floating from the bottom surface. It is configured to be bent in a direction that crosses the middle point of the one bent portion with a gap and opens a gap, and is bent so that the tip portion with the center position as the highest point is lowered, so that the switch operation stroke is reduced. As a result, the height of the entire push-on switch can be reduced.

According to a third aspect of the present invention, in the first aspect of the present invention, two elastic metal wires constituting the switch contact are penetrated and implanted at symmetrical positions on the same diameter on the circular bottom surface of the box-shaped case. One is bent from the planting position in a direction other than the center of the circular bottom with the tip slightly floating from the bottom, the other is further raised further from the planting position and bent toward the center of the circular bottom, The switch is configured to be bent from the center position to a direction crossing the middle point of the one bent portion with a gap opened, and to be bent so that the center portion is the highest point and the tip portion is lowered. Since the overstroke can be provided even after the contact is pushed to be turned on, the contact of the switch is stabilized and the reliability of the contact is high.

According to a fourth aspect of the present invention, in the first aspect of the present invention, an uneven portion is formed on a part of an outer diameter of a portion of the elastic metal wire implanted in the box-shaped case. Is provided, and has an effect that the two elastic metal wires implanted on the bottom surface of the box-shaped case of the switch contact body can be firmly fixed.

According to a fifth aspect of the present invention, in the first aspect of the present invention, a projection is provided on an upper surface of a central apex of a dome portion of the driving body.
Since the position where the operation button of the used device presses the driving body becomes constant, the switch operation is stabilized.

According to a sixth aspect of the present invention, in the first aspect of the present invention, a hard, smooth insulating thin plate between the lower surface of the driver and the switch contact is vertically movably inserted. When the driver presses the switch contact made of the elastic metal wire, the driving body does not generate cracks and the like, and has an effect that a smooth switch operation feeling can be obtained.

According to a seventh aspect of the present invention, in the first aspect of the invention, two elastic metal wires are press-fitted at predetermined intervals into a heat-resistant insulating sheet. Then, after molding the box-shaped case by resin by insert molding so that this insulating sheet becomes the inner bottom surface, the upper and lower protruding portions of the elastic metal wire are each processed into a predetermined shape to form the switch contact body. A push-on switch manufacturing method in which a drive body is attached to an upper part of the switch contact body to perform assembly, and a switch contact body box in which two elastic metal wires are fixed by insert molding. This has the effect that the shaped case can be easily formed with a simple molding die.

According to an eighth aspect of the present invention, in the invention of the seventh aspect, the heat-resistant insulating sheet is formed into a continuous band, and two sets of elastic metal wires are formed at a predetermined pitch. A method of manufacturing a push-on switch in which a plurality of switch contact bodies are formed in a row by continuous press-fitting and implanting, and then a connecting portion of a strip-shaped insulating sheet is cut to form individual switch contact bodies. A switch contact body in which two elastic metal wires are fixed by insert molding can be continuously formed with a simple molding die, and an inexpensive push-on switch can be provided. It has the action of:

According to a ninth aspect of the present invention, in the invention of the eighth aspect, after a driving body is attached to each of a plurality of switch contact bodies formed in a row on a strip-shaped insulating sheet and assembled as a push-on switch, A method of manufacturing a push-on switch in which a connecting portion of a belt-shaped insulating sheet is cut to form an individual push-on switch. It has the effect of being able to assemble continuously and providing a more inexpensive push-on switch.

According to a tenth aspect of the present invention, in the invention according to the eighth aspect, a plurality of switch contact bodies formed in a row on a strip-shaped insulating sheet are respectively attached to a driving body and assembled as a push-on switch. The connection terminals, which are the lower protruding portions of the elastic metal wires of the push-on switches assembled in a plurality of strips, are fixed to a carrier tape at a predetermined pitch and taped. A method of manufacturing a push-on switch in which a plurality of push-on switches are connected to electronic parts. In addition to the operation according to the ninth aspect, the push-on switch according to the present invention is applied to a carrier tape. It has the effect of being able to be connected and, in this state, continuously mounted on a printed circuit board by an automatic mounting machine.

Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. (Embodiment 1) FIG. 1 is a cross-sectional view of a push-on switch according to a first embodiment of the present invention, and FIG. 2 is an exploded perspective view of the push-on switch. In FIG. Two parallel elastic metal wires 24A and 24B are respectively penetrated and implanted at symmetrical positions on the same diameter on the circular bottom surface of the box-shaped case 22 via a heat-resistant resin circular sheet 23, as shown in FIG. As shown in the plan view of the switch contact body, one of the upper projecting portions has a circular sheet 2 made of heat-resistant resin on the bottom surface from the planting position in a direction different from the center of the circular bottom surface.
3 and is bent into close contact with the fixed contact 24C. The other upwardly projecting portion is bent from the planting position toward the center of the circular bottom surface by being lifted from the bottom surface, and further bent at the center position 24E.
The tip portion 24F is bent in a direction crossing the middle point of the fixed contact 24C with a gap therebetween, and is bent so that the tip portion 24F is lowered with the center position 24E being the highest point, thereby forming a movable contact 24D. , Constitute a switch contact.

The elastic metal wire 2 to be the fixed contact 24C
The direction in which the upper protruding portion of 4A is bent is the movable contact 24D.
In order to stabilize the position where the elastic metal wire 24B crosses with the upwardly protruding portion, the elastic metal wire 24B is set in a range of 45 ° to 90 ° with respect to a line connecting the planting position of the elastic metal wire 24A and the center of the circular bottom surface. Is desirable.

The two elastic metal wires 24A, 24B
The portions protruding downward from the bottom surface of the box-shaped case 22 are bent into predetermined shapes to form connection terminals 24G and 24H.

Reference numeral 25 denotes a driving member made of a flexible resin, and the outer peripheral portion 2 at the lower end of the thin dome portion 25A.
5B is swaged and attached to the outer peripheral wall 22A of the box-shaped case 22 of the switch contact body 21 to close the upper opening thereof, and a push button projection 25C is formed on the upper surface of the central apex of the thin dome 25A. On the lower surface, a projection 25D is provided at the center position 24E of the movable contact 24D of the switch contact.

The operation of the push-on switch configured as described above is performed by operating the protrusion 25C at the upper end of the driving body 25 via the operation button 26 of the device to be used, as shown in the cross-sectional view showing the operation state of FIG. By pressing, the thin dome part 2
The central apex portion of 5A is lowered, the thin dome portion 25A performs a reversing operation with a sense of moderation, and the projection 2 on the lower surface thereof.
5D is the center position 24E of the movable contact 24D of the switch contact.
Is pressed downward to flex the movable contact 24D downward, so that the distal end portion 24F contacts the lower fixed contact 24C to short-circuit the movable contact 24D and the fixed contact 24C, that is, the connection terminals 24H and 24G. You.

Thereafter, when the force for pushing the projection 25C of the driving body 25 is removed, the thin dome portion 25A of the driving body 25 returns to its original shape by its elastic restoring force, and the movable contact 24D of the switch contact also changes its shape. Fixed contact 24 by elastic force
Apart from C, the connection terminals 24H and 24G are open again.

As described above, the push-on switch according to the present embodiment is composed of a small number of components, has a small height, and has a stable operation.

(Embodiment 2) FIG. 5 is a sectional view of a push-on switch according to a second embodiment of the present invention.
In contrast to the configuration of the first embodiment, the switch contact 27
A switch contact of two elastic metal wires 28A and 28B penetrated through a heat-resistant resin circular sheet 23 at symmetrical positions on the same diameter of the circular bottom surface of the resin box-shaped case 22 is formed. The bent shape of the upper protruding portion is different.

That is, one of the upper protruding portions is bent from the planting position in a direction different from the center of the circular bottom surface with its tip slightly lifted from the bottom surface to form a fixed contact 28C.
The other upper protruding portion is further raised and bent from the planting position toward the center of the circular bottom surface, and further, from the center position 28E, the tip portion 28F crosses the center of the fixed contact 28C with a gap opened. And the center portion 28E is the highest point and the tip portion 28F
Is bent so as to be lower to form a movable contact 28D, and both constitute a switch contact.

In this embodiment as well, the direction in which the upper protruding portion of the elastic metal wire 28A serving as the fixed contact 28C is bent stabilizes the position where it crosses the upper protruding portion of the elastic metal wire 28B serving as the movable contact 28D. For this reason, it is desirable to set the angle between 45 ° and 90 ° with respect to a line connecting the planting position of the elastic metal wire 28A and the center of the circular bottom surface, as in the first embodiment.

Then, the two elastic metal wires 28A, 28B
The portions protruding downward from the bottom surface of the box-shaped case 22 are bent into predetermined shapes to form the connection terminals 28G and 28H, and the thin dome portion of the driving body 25 made of a flexible resin. The outer peripheral portion 25B of the lower end of 25A is the outer peripheral wall 22A of the box-shaped case 22 of the switch contact body 27.
And is blocking the upper opening.
The thin dome portion 25A may have a projection 25C for a push button on the upper surface of the central apex portion, and a projection 25D on the lower surface in contact with the center position 28E of the movable contact 28D of the switch contact. This is the same as in the first embodiment.

The operation of the push-on switch thus configured is such that the central apex portion of the thin dome portion 25A is moved downward by pushing the projection 25C at the upper end of the driving body 25 through the operation button of the equipment to be used. And the thin dome portion 25A performs a reversing operation with a sense of moderation, and the projection 25D on the lower surface pushes the center position 28E of the movable contact 28D of the switch contact downward to deflect the movable contact 28D downward. The tip portion 28F is located at the lower fixed contact 2
8C, the movable contact 28D and the fixed contact 28C are short-circuited, that is, the connection terminals 28H and 28G are short-circuited.
From the position in contact with
5D pushes the movable contact 28D and the fixed contact 28C, so that the fixed contact 28C also bends downward.
And hits the sheet 23 made of heat-resistant resin on the bottom surface.

Thereafter, when the force pressing the projection 25C of the driving body 25 is removed, the thin dome portion 25A of the driving body 25 returns to its original shape by its elastic restoring force, and the movable contact 28D of the switch contact also returns to its original shape. Fixed contact 28 due to elastic force
As in the case of the first embodiment, the terminal is separated from C and opens again between the connection terminals 28G and 28H.

Therefore, in the push-on switch according to the present embodiment, the switch ON range of the push stroke has a margin, and the contact surface of the switch contact is slightly rubbed and polished, so that the contact reliability of the switch is high. It is something that can be done.

(Embodiment 3) FIG. 6 is a sectional view of a push-on switch according to a third embodiment of the present invention.
In contrast to the configuration of the first embodiment, a hard and smooth insulating substrate 29 is vertically interposed between the projection 25D on the lower surface of the central apex of the thin dome portion 25A of the driver 25 and the movable contact 24D on the upper surface of the switch contact member 21. It is configured to be movably inserted.

That is, when the push-on switch is used, the center apex of the thin dome portion 25A of the driving body 25 is lowered, and the projection 25D on the lower surface pushes the center position 24E of the movable contact 24D of the switch downward to be movable. When the contact 24D is bent downward, the protrusion 25D of the driving body 25 pushes the center position 24E of the movable contact 24D via the hard and smooth insulating substrate 29.

Since the insulating substrate 29 has a hard and smooth surface, when the movable contact is bent downward, the driving body 2
5 projection 25D and the center position 24E of the movable contact 24D.
No flickering or the like occurs in the rubbed portion, and a smooth switch operation feeling can be obtained.

(Embodiment 4) FIGS. 7A to 7D show a method of manufacturing a switch contact body for a push-on switch according to a fourth embodiment of the present invention.
As shown in the perspective view of FIG. 2A, two elastic metal wires 24 having a concave and convex portion 24I cut to a predetermined length and having an outer diameter crushed in the middle are cut into a predetermined outer shape. The heat-resistant resin sheet 34 is vertically pressed into two small holes 34A at predetermined positions, and as shown in the front sectional view of FIG. So that it is in a fixed position.

Next, this is insert-molded with a resin, and as shown in the sectional view of FIG. 7C, the circular portion 23 of the sheet 34 becomes the inner bottom surface, and the uneven portions of the two elastic metal wires 24 are formed. Box-shaped case 2 in which 24I is located in the molding resin on the bottom surface
2, the box-shaped case 22 of the heat-resistant resin sheet 34
After cutting off the portion 34B protruding from the outer periphery of the fixed contact, the upper and lower protruding portions of the bottom surface of the box-shaped case 22 of the two elastic metal wires 24 are cut and bent to predetermined dimensions and shapes, respectively, and fixed contact points are formed. By forming the elastic metal wire 24A having 24C and the connection terminal 24G and the elastic metal wire 24B having the movable contact 24D and the connection terminal 24H, the switch contact body 21 shown in the sectional view of FIG.

The switch contact body 21 thus formed
Then, a drive body 25 separately manufactured is caulked and attached to complete a push-on switch.

As described above, the method of manufacturing the switch contact body for the push-on switch according to the present embodiment uses a simple molding die to form the elastic metal wire forming the switch contact and the connection terminal into a box shape. It can be easily and firmly fixed to the case by insert molding.

(Embodiment 5) FIGS. 8A to 8D show a method of manufacturing a switch contact body for a push-on switch according to a fifth embodiment of the present invention. As shown in the perspective view of a), an elastic metal wire 24 having an uneven portion 24I cut to a predetermined length and crushed in the middle with an outer diameter is processed into a tape-shaped heat-resistant resin cut into a predetermined outer shape. And two small holes 35A, two at a predetermined pitch, are vertically pressed into the sheet 35, and as shown in the front sectional view of FIG.
I is continuously held so as to be at a fixed position from the sheet 35, and this is fixed by insert molding with resin, and as shown in the sectional view of FIG.
5 are formed as the inner bottom surface, and the box-shaped cases 22 in which the uneven portions 241 of the two elastic metal wires 24 are located in the resin on the bottom surface are formed in a row. Two elastic metal wires 24 on the bottom of each box-shaped case 22
The upper and lower protruding portions are cut and bent to predetermined dimensions and shapes, respectively, to form an elastic metal wire 24A having a fixed contact 24C and a connecting terminal 24G and a movable contact 24D.
After forming the elastic metal wire 24B having the connection terminals 24H, the switch contacts 21 shown in the cross-sectional view of FIG. The connecting portion 35B of the sheet 35 connecting the box-shaped cases 22 of the body 21 is cut off to complete the single switch contact body 21.

The push-on switch is completed by caulking and attaching a separately-produced driving body 25 to the switch contact body 21 formed as described above, as in the fourth embodiment.

In the above description, the switch contact 2
1 is connected to the tape-shaped sheet 35 in a row, and the connecting portion 35B of the sheet 35 connecting between the box-shaped cases 22 is cut off to complete a single switch contact body 21 and thereafter a push-on switch. This is because the switch contacts 21 are connected to the tape-like sheet 35 in a row, and the drive contacts 25 are attached to the switch contacts 21.
And the push-on switches are connected in a row to the tape-shaped sheet 35, and thereafter, the connecting portion 35B of the sheet 35 connecting the box-shaped cases 22 of the respective push-on switches is cut off to push the switches alone. Of course, it may be completed as an on-switch.

(Embodiment 6) FIG. 9 is a front view of a push-on switch according to a sixth embodiment of the present invention.
In the figure, reference numeral 30 denotes a push-on switch according to the first to fifth embodiments. The two connection terminals 31 are extended downward in parallel at predetermined intervals, and attached to a carrier tape 33 by an adhesive tape 32. It constitutes a series of electronic components.

The push-on switch according to the present invention is attached and fixed to a carrier tape 33 as shown in the figure in a state where the push-on switches are connected in a row to the tape-like sheet 35 described in the fifth embodiment. Then, it is easy to process the shape as shown in the figure by separating the connecting portion 35B of the sheet 35, and a large number of push-on switches 30 are aligned at a predetermined pitch and affixed to the carrier tape 33. It is extremely easy to create a series of electronic components that can be attached and fixed and continuously mounted on a printed wiring board by an automatic mounting machine.

[0045]

As described above, according to the present invention, the height can be reduced, the number of components can be reduced, the number of molds for manufacturing the components is small, and the number of assembling steps does not need to be increased. An advantageous effect of being able to provide an on-switch and a method of manufacturing the same is obtained.

[Brief description of the drawings]

FIG. 1 is a sectional view of a push-on switch according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a plan view of a switch contact body that is a main part of the same.

FIG. 4 is a cross-sectional view illustrating the operation state.

FIG. 5 is a sectional view of a push-on switch according to a second embodiment of the present invention.

FIG. 6 is a sectional view of a push-on switch according to a third embodiment of the present invention.

FIG. 7 (a) is a perspective view before press-fitting an elastic metal wire into a small hole of a heat-resistant resin sheet for describing a method of manufacturing a switch contact body for a push-on switch according to a fourth embodiment of the present invention. (B) Cross-sectional front view after press-fitting. (C) Cross-sectional view of box-shaped case in which a sheet into which the elastic metal wire is press-fitted is insert-molded. (D) Cross-sectional view of the switch contact body.

FIG. 8 (a) A press-fitting of an elastic metal wire into a small hole of a tape-shaped heat-resistant resin sheet for explaining a method of manufacturing a switch contact body for a push-on switch according to a fifth embodiment of the present invention. Perspective view before (b) Front cross-sectional view after press-fitting (c) Cross-sectional view of box-shaped case where tape-shaped sheets into which elastic metal wires are press-fitted are connected in a row and insert-molded (d) In the same row Sectional view of connected switch contacts

FIG. 9 is a front view showing a taping state of a push-on switch according to a sixth embodiment of the present invention.

FIG. 10 is a sectional view of a conventional push-on switch.

[Explanation of symbols]

 21, 27 switch contact body 22 box-shaped case 22A outer peripheral wall 23, 34, 35 sheet 24, 24A, 24B elastic metal wire 24C fixed contact 24D, 28D movable contact 24E center position 24F tip 24G, 24H, 28G, 28H, 31 Connection terminal 24I Uneven part 25 Driver 25A Thin dome part 25B Outer part 25C Projection 25D Projection 26 Operation button 28C Fixed contact 29 Insulating substrate 30 Push-on switch 32 Adhesive tape 33 Carrier tape 34A, 35A Small hole 34B Protruding part 35B Connection Department

Claims (10)

[Claims] 1. A resin box-shaped case having two parallel elastic metal wires penetrated and implanted at a bottom thereof, and bent at different heights so that upper projecting portions of the two elastic metal wires cross each other in a top view. And a switch contact body with a lower protruding portion serving as a connection terminal, and a thin dome portion made of a flexible insulating material, so as to close an upper opening of the switch contact body. A push-on switch comprising a driving body having an outer peripheral portion at a lower end mounted on an outer peripheral wall of a box-shaped case, and a projection on a lower surface thereof being pressed to turn on the switch contact when a central vertex is lowered. 2. Two elastic metal wires forming a switch contact are penetrated and implanted at symmetrical positions on the same diameter of a circular bottom surface of a box-shaped case, and one of the elastic metal wires extends from the implantation position to a direction other than the center of the circular bottom surface. The other side is bent in close contact with the bottom surface, the other is bent from the planting position toward the center of the circular bottom by floating from the bottom surface, and from the center position crosses the middle point of the one bent portion with a gap open. 2. The push-on switch according to claim 1, wherein the push-on switch is bent in a direction, and is bent such that a tip end portion thereof is lowered with the center position being the highest point. 3. An elastic metal wire forming a switch contact is penetrated and implanted at a symmetrical position on the same diameter of the circular bottom surface of the box-shaped case, and one of the elastic metal wires extends from the planting position in a direction other than the center of the circular bottom surface. The tip is slightly raised from the bottom and bent, and the other is further raised, bent from the planting position toward the center of the circular bottom, and from the center position to the midpoint of the above one bent part and the gap 2. The push-on switch according to claim 1, wherein the push-on switch is bent in a direction in which the center position is the highest point, and is bent so as to have a lower end portion. 4. The push-on switch according to claim 1, wherein an uneven portion is provided on a part of an outer diameter of a portion of the elastic metal wire implanted in the box-shaped case. 5. The push-on switch according to claim 1, wherein a protrusion is provided on an upper surface of a central apex portion of the dome portion of the driving body. 6. A hard and smooth insulating thin plate is inserted between the lower surface of the driver and the switch contact so as to be vertically movable.
The push-on switch according to any one of the above. 7. A box-shaped case is made of resin by insert molding so that two elastic metal wires are press-fitted and implanted at predetermined intervals into a heat-resistant insulating sheet, and then the insulating sheet becomes an inner bottom surface. After molding, the upper and lower protruding portions of the elastic metal wire are each processed into a predetermined shape to form a switch contact body, and a driving body is mounted on the upper part of the switch contact body to perform assembly. 7. The method for manufacturing a push-on switch according to any one of 1 to 6. 8. A plurality of switches arranged in a row by continuously forming a pair of elastic metal wires at a predetermined pitch into a continuous strip of a heat-resistant insulating sheet. 8. The method for manufacturing a push-on switch according to claim 7, wherein after forming the contact body, the connecting portion of the strip-shaped insulating sheet is cut to form individual switch contact bodies. 9. A push-on switch is assembled by attaching a driver to each of a plurality of switch contact bodies formed in a row on a strip-shaped insulating sheet, and then cutting a connecting portion of the strip-shaped insulating sheet to separate push-on switches. 9. The method for manufacturing a push-on switch according to claim 8, wherein the switch is a switch. 10. A push-on switch by attaching a driver to each of a plurality of switch contact bodies formed in a row on a strip-shaped insulating sheet, and subsequently, forming a plurality of elastic metal wires of the push-on switch assembled in a plurality of strips. After fixing the connection terminals, which are the downward protruding portions, to the carrier tape at a predetermined pitch and taping, the connecting portion of the strip-shaped insulating sheet is cut to form a series of electronic components having a plurality of individual push-on switches. A method for manufacturing a push-on switch according to claim 8.