CN100397714C

CN100397714C - Connector for card

Info

Publication number: CN100397714C
Application number: CNB2005101271980A
Authority: CN
Inventors: 佐藤一树; 我妻透; 川端隆志
Original assignee: Alps Electric Co Ltd
Current assignee: Alps Alpine Co Ltd
Priority date: 2004-11-29
Filing date: 2005-11-28
Publication date: 2008-06-25
Anticipated expiration: 2025-11-28
Also published as: JP4636863B2; JP2006156106A; CN1783588A

Abstract

The invention provides a connector device for cards suitable for thinning and manufacturable efficiently and inexpensively. the connector device for cards has a base member (2) made of a synthetic resin where a card (5) having an external connection section (5a) can be inserted onto a bottom plate section (2a) and a plurality of terminal members (1) where the other end section is a terminal section (1b) at a contact section (1a) in which one end section can come into contact with an external connection section (2a), each terminal member (1) has a bent stuck section (1c) in which an upper holding section 1d and a lower holding section (1e) having different height positions are connected between the contact section (1a) and the terminal section (1b). The stuck section (1c) is a part adhered and fixed to the bottom plate section (2a) by inserting into the mold of a base member (2), the upper holding section (1d) is exposed to the upper surface of the bottom plate section (2a) and the lower holding section (1e) is exposed to the lower surface of the bottom plate section (2a), and the bent section excluding both the holding sections (1d, 1e) in the stuck section (1c) is buried into the bottom plate section (2a).

Description

Inserting device for cards

Technical field

The present invention relates to the inserting device for cards that a kind of connection has the card of imformation memory function.

Background technology

In the past, as this inserting device for cards, be well known that inserting device for cards with following structure, promptly, be provided with card insert opening in the interior front that the housing of a plurality of terminal components is housed, on the position of packing into of the regulation by will being pressed into enclosure interior, and make the following a plurality of external connecting that are arranged on card be connected to (for example with reference to patent documentation 1) on the pairing terminal component from the card that this card insert opening inserts.

Above-mentioned housing is made of the lid part of plastic matrix part and metallic plate system; Described matrix part makes each terminal component integrated by inlaying to be shaped; Described lid part is in the mode of the upper opening that covers this matrix part and by integrated; If will block from above-mentioned card insert opening and be inserted into ormal weight on the base plate of matrix part, then the said external connecting portion contacts with an end (contact site) of corresponding terminal component.Promptly, each terminal component, the plate part that extends from the base end side of contact site, be embedded in the base plate of matrix part, and contact site becomes the flexure strip that is bearing on the base plate cantilever-shapedly, so, if in the mode of on base plate, sliding to contact site one side shifting card, then become following state, that is, contact site elasticity is connected and card is constituted with terminal component be electrically connected.And the other end of each terminal component becomes the portion of terminal that is welded on the printed base plate.

(patent documentation 1) spy opens 2001-344572 communique (3-5 page or leaf, Fig. 1)

Recently, the machines such as portable phone that are assembled with this inserting device for cards have the trend of miniaturization, because card also develops towards slimming self, so wish to obtain little and thin inserting device for cards, but in above-mentioned conventional art, owing in the base plate of matrix part, buried the plate part of each terminal component underground, so, can make the thickness of base plate become big, generation can't promote the problem of the slimming of matrix part.Promptly, the plate part of terminal component, be embedded in the base plate of matrix part by inlaying to be shaped, so, if this base plate can not be guaranteed corresponding thickness on the above-below direction of plate part, then can be to the mobile generation obstacle of the molten resin in the mold cavity, the result causes the installation strength of terminal component to reduce.Therefore, in the conventional art, for fear of the installation strength deficiency of terminal component, the base plate of matrix part must adopt thicker material, and this just becomes the main cause that stops the inserting device for cards slimming.

In addition, in order to make the base plate attenuation of matrix part, and utilize the method for inlaying beyond being shaped that terminal component is fixed on the matrix part, can produce problems such as production efficiency is low, cost increase, can't be satisfactory.

Summary of the invention

The present invention has used for reference the actual conditions of conventional art, and its purpose is to provide a kind of slimming, inserting device for cards of can high-efficiency and low-cost making of being applicable to.

In order to achieve the above object, connecting device for card of the present invention has: the card that possesses external connecting can be inserted in plastic matrix part on the base plate and an end for can being a plurality of terminal components of portion of terminal with the contacted contact site of said external connecting portion the other end; Above-mentioned each terminal component, between above-mentioned contact site and above-mentioned portion of terminal, bonding part with the bended shape that connects different upside maintaining part of height and position and downside maintaining part, this bonding part, be fixed on the above-mentioned base plate of above-mentioned matrix part, and, above-mentioned upside maintaining part be exposed to above-mentioned base plate above, above-mentioned downside maintaining part be exposed to this base plate below.

Inserting device for cards with such formation, when inlaying shaping, in the bonding part of terminal component, around the warpage part of removing upside maintaining part and downside maintaining part, form the base plate of matrix part by the filling molten resin, so, in this base plate, if will be set at respectively with the part that is close to below of upside maintaining part with the part that is close to above of downside maintaining part and not hinder the thickness that molten resin flows, then the above-mentioned warpage part of bonding part can be embedded in the base plate reliably, and upside maintaining part and downside maintaining part also can be fixed on this base plate securely.Therefore, though the thickness of slab of the base plate of matrix part reduces significantly, can guarantee the needed installation strength of terminal component, harmless reliability ground has promoted the slimming of connecting device for card.Again, terminal component is fixed on the matrix part by inlaying to be shaped, so this inserting device for cards can efficiently be made at an easy rate.

In the above-described configuration, if above-mentioned bonding part, form the concavo-convex shape that links to each other by above-mentioned upside maintaining part with above-mentioned downside maintaining part alternate configurations, then near the bearing of trend two ends of upside maintaining part and near the bearing of trend two ends of downside maintaining part, be set in the base plate of matrix part, so, improved the peel strength of upside maintaining part and downside maintaining part more, therefore preferred.

Again, in the above-described configuration, if above the above-mentioned upside maintaining part, be configured on the top highly identical position with above-mentioned base plate, and, below the above-mentioned downside maintaining part, be configured on the following highly identical position with above-mentioned base plate, the thickness of slab of the base plate of matrix part then equals following height and position poor of the top height and position of upside maintaining part and downside maintaining part, therefore so this base plate significantly attenuation easily is preferred.Particularly, if the thickness of slab of above-mentioned base plate, be 2 times of thickness of slab of above-mentioned terminal component, then this base plate attenuation to greatest extent.

Again, in the above-described configuration, if above-mentioned a plurality of terminal components, to link together in advance between the above-mentioned bonding part by cross structure, after being fixed in above-mentioned base plate, be separated into each above-mentioned terminal component by cutting off above-mentioned cross structure, the offset of the bonding part of each terminal component that has then prevented from mold cavity to be worried is so can implement this produced by insert molding that has improved the positional precision of bonding part.At this moment, above-mentioned cross structure, be used for making between the above-mentioned upside maintaining part of a plurality of terminal components or be connected between the above-mentioned downside maintaining part, above-mentioned cut-off part at this cross structure, be arranged on the punching that connects above-mentioned base plate on the thickness of slab direction, expose face one side from this and cut off the burr that produces in the time of on the surface of base plate, just can not occurring cutting off by utilize cutting off cross structure that punch press etc. will be exposed to a side of base plate.

Inserting device for cards of the present invention, in the base plate of matrix part, if will with the part that is close to below of the upside maintaining part of the bonding part of terminal component and with the part that is close to above of downside maintaining part, be set at respectively and do not hinder the mobile thickness of inlaying when being shaped of molten resin, then can be embedded in warpage part in the base plate securely except upside maintaining part in this bonding part and downside maintaining part, also upside maintaining part and downside maintaining part can be fixed on this base plate securely, so, though the thickness of slab of this base plate significantly reduces, but can guarantee the desired installation strength of terminal component fully, therefore can under the situation of not damaging reliability, realize the slimming of connecting device for card.Again, because terminal component is fixed on the matrix part by inlaying to be shaped, so this inserting device for cards can efficiently be made at an easy rate.

Description of drawings

Fig. 1 is the vertical view of the inserting device for cards of embodiments of the invention.

Fig. 2 is the exploded perspective view of this inserting device for cards.

Fig. 3 is the stereogram that is set into body that this inserting device for cards has.

Fig. 4 is this vertical view that is set into body.

Fig. 5 is the cutaway view along the V-V direction of Fig. 4.

Fig. 6 is that this is set into terminal component component that body has from preceding vertical view.

Fig. 7 is that this terminal component component is from preceding stereogram.

Among the figure: 1-terminal component, 1A-contact site, 1b-portion of terminal, the 1c-bonding part, 1d-upside maintaining part, 1e-downside maintaining part, the 2-matrix part, 2a-base plate, 3-lid part, the 4-card ejector mechanism, 5-card, 5a-external connecting, 6-card incorporating section, 12-is set into body, 13-punching hole, 14-cross structure

Embodiment

Below, with reference to accompanying drawing inventive embodiment being described, Fig. 1 is the vertical view of the inserting device for cards of the embodiment of the invention; Fig. 2 is the exploded perspective view of this inserting device for cards; Fig. 3 is arranged on the stereogram that is set into body on this inserting device for cards; Fig. 4 is this vertical view that is set into body; Fig. 5 is the cutaway view along the V-V line of Fig. 4; Fig. 6 is arranged on the vertical view before this separation that is set into the terminal component group on the body; Fig. 7 is the preceding stereogram of separation of this terminal component group.

As depicted in figs. 1 and 2, the inserting device for cards of present embodiment is that the matrix part of being made by synthetic resin 2, lid part 3, card ejector mechanism 4 summarys that metallic plate is made constitute, a plurality of terminal components 1 of described matrix part 2 supportings; Described lid part 3 covers the upper opening place of this matrix part 2; Described card ejector mechanism 4 is incorporated in the inside of matrix part 2; Constitute housing 7 by utilizing lid part 3 lids to close matrix part 2.

Matrix part 2 is in mould a plurality of terminal components 1 to be embedded and the moulded work that is shaped, like this, each terminal component 1 on matrix part 2, keeps the one product of formation be Fig. 3～shown in Figure 5 be set into body 12.One end of each terminal component 1 is contact site 1a, and this contact site 1a can contact with the external connecting 5a of card 5 described later, and the other end of each terminal component 1 is portion of terminal 1b, this portion of terminal 1b by soldering on not shown tellite.Between these contact sites 1a and portion of terminal 1b, be provided with by the concavo-convex bonding part 1c of warpage processing formation connection.This bonding part 1c is to inlay the position that is formed in the mould when the shaping of matrix part 2, and each terminal component 1 is fixed on the base plate 2a of matrix part material 2 bonding part 1c.As Fig. 3～shown in Figure 5, on bonding part 1c, alternately be furnished with different upside maintaining part 1d of height and position and downside maintaining part 1e, upside maintaining part 1d be exposed to base plate 2a above, downside maintaining part 1e be exposed to base plate 2a below.Again, remove the warpage part of upside maintaining part 1d and downside maintaining part 1e among the bonding part 1c, be embedded in the base plate 2a.Top and the base plate 2a's of the upside maintaining part 1d of this bonding part 1c is top in one side, and the following and base plate 2a's of downside maintaining part 1e is following in one side.So the difference of the following height and position of the top height and position of upside maintaining part 1d and downside maintaining part 1e equals the thickness of slab of base plate 2a.That is, the thickness of slab size of base plate 2a is the thickness of slab of upside maintaining part 1d and downside maintaining part 1e.That is, the thickness of slab of base plate 2a is the thickness of slab sum of upside maintaining part 1d and downside maintaining part 1e, is about 2 times of thickness of slab of terminal component 1.Between base plate 2a and lid part 3, be provided with configuration card 5 employed card incorporating sections 6 again.A side nearby of this card incorporating section 6 constitutes housing 7 as the open end as if mounting cover body component 3 on matrix part 2, and then this open end just becomes card insert opening 8.And the contact site 1a of each terminal component 1 is than projecting upwards some amounts above the base plate 2a that is equipped with card 5, can contact below card 5 in being inserted in card incorporating section 6.

As shown in Figure 6 and Figure 7, each terminal component 1, make between the downside maintaining part 1e near the contact site 1a of each bonding part 1c by cross structure 14 and to link together in advance, after inlaying shaping, by cutting off punch press etc. this cross structure 14 is got through cut-out, make each terminal component 1 be separated into independent terminal component 1.At this moment, by cross structure 14 side perforating below this that is exposed to below the base plate 2a, just at this cut-off part that is set into body 12 a plurality of punchings 13 that connect base plate 2a on the thickness of slab direction are set, like this, the burr during cut-out can not appear on the surface of base plate 2a.And, in contrast, also can make between each upside maintaining part 1d of each terminal component 1 and be connected by cross structure 14, in this case, after inlaying shaping, cross structure 14 side above base plate 2a is got through and is worn punching 13, and the burr when cutting off can not occurred on the surface of base plate 2a.

Lid part 3 is formed by punch process by metallic plates such as stainless steels, and this lid part 3 in the left and right sides and the rear end of the front end of removing flat part 3a, is formed with warpage sheet 3b, is formed with pressing tablet 3c on the forward side of flat part 3a.Each warpage sheet 3b of this lid part 3 is fixedly mounted on the matrix part 2 by methods such as snap-fastener combination or riveted joints, and flat part 3a lid is configured in base plate 2a top, covers the upper opening of card incorporating section 6.

Card ejector mechanism 4 has slide unit 9, helical spring 10 and pin parts 11, and these parts are configured in the side of card incorporating section 6.It is the L font that slide unit 9 constitutes integral body by synthetic resin, and has to the side-prominent support 9a in card incorporating section 6 one, prolonging of prolonging from this support 9a right angle and the 9b of portion, prolongs the inner bottom part 9c place that the 9b of portion at this, is formed with the cam path (not shown) of heart.Helical spring 10 is arranged between the rear end face of the internal face of inboard of matrix part 2 and slide unit 9.Slide unit 9 suppresses in the forward side of device by the elastic force of helical spring 10.One end 11a of pin parts 11 is fastened in the above-mentioned heart-shaped cam groove, and the other end 11b of pin parts 11 is supported in the wall portion of a forward side of matrix part 2 and can freely shakes.And, the pressing tablet 3c that on the flat part 3a of lid part 3, forms, with pin parts 11 Elastic Contact, pin parts 11 suppress on the inner bottom surface of above-mentioned heart-shaped cam groove by pressing tablet 3c.

Employed card 5 is the planar rectangular shape in this inserting device for cards, and a side is provided with the external connecting 5a corresponding with each terminal component 1 in its lower section.This card 5 inserts in the incorporating section 6 from leading section 5b one side, and as amount insertion according to the rules, then leading section 5b can be abutted against mutually with the support 9a of slide unit 9.

Below, the action of above-mentioned inserting device for cards is described.

To block 5 inserts card insert openings 8 and is pressed in the card incorporating section 6, then blocking 5 leading section 5b is abutted against mutually with the support 9a of slide unit 9, this support 9a is pressed into, therefore, the elastic force of slide unit 9 opposing helical springs 10 is inboard mobile to device, like this, an end 11a of pin parts 11 will move along the outlet of above-mentioned heart-shaped cam groove.And, further push the forefront that card 5 makes the end 11a arrival heart-shaped cam groove outlet of pin parts 11, then owing to the restriction of pin parts 11, slide unit 9 can't move again; If remove the pressing force that is applied on the card 5 this moment, then slide unit 9 returns some amounts to the forward side of device under the elastic force effect of helical spring 10, and an end 11a who therefore sells parts 11 is fixed on the lock top of heart-shaped cam groove.Like this, slide unit 9 is locked, and card 5 becomes the state of the position of packing into that remains on regulation, the external connecting 5a contact and the corresponding terminal component 1 contact site 1a of card 5.

Again, when discharging the card 5 inserted, be pressed into some amounts with remaining on pack into the card 5 of position of regulation to the device inboard, an end 11a who then sells parts 11 breaks away from and moves to the loop from the sticking department of heart-shaped cam groove, has removed the locking of slide unit 9.Therefore, remove the pressing force that is applied on the card 5, then slide unit 9 be subjected to suppressing of helical spring 10 and to the device a forward side shifting, thereupon, the support 9a of slide unit 9 will block 5 the forward side of leading section 5b press-in device, move to drain position so block 5.

Like this, in the inserting device for cards of present embodiment, to be fixed on the bonding part 1c of each terminal component 1 on the base plate 2a by inlaying to be shaped, form by upside maintaining part 1d and be connected concavo-convex shape with downside maintaining part 1e alternate configurations, so when inlaying shaping, in bonding part 1c, around the warpage part of removing upside maintaining part 1d and downside maintaining part 1e, form base plate 2a by filling molten resin.Promptly, in base plate 2a, as long as will be set at respectively with the part of being close to below of upside maintaining part 1d with the part of being close to above of downside maintaining part 1e and not hinder the thickness that molten resin flows, then the above-mentioned warpage part of bonding part 1c can be embedded in the base plate 2a securely, for upside maintaining part 1d and downside maintaining part 1e, because of being embedded among the base plate 2a near its bearing of trend two ends, so also can be fixed on securely on this base plate 2a.Therefore, as shown in Figure 5, though the thickness of slab of base plate 2a becomes as thin as a wafer, guaranteed the installation strength of each terminal component 1 fully, harmless reliability ground has promoted the slimming of inserting device for cards.

Again, in this inserting device for cards, the bonding part 1c of each terminal component 1 connects by cross structure 14, after inlaying shaping, each terminal component 1 can be separated by cutting off cross structure 14, so, prevented the position changing of the relative positions of the bonding part 1c of worrying each terminal component 1 in the die cavity of mould.Therefore, can implement to improve this bonding part 1c positional precision inlay shaping, can efficiently make the inserting device for cards of high reliability at an easy rate.

Claims

1. inserting device for cards, have: the card that possesses external connecting can be inserted in plastic matrix part on the base plate and an end for being a plurality of terminal components of portion of terminal with the contacted contact site of said external connecting portion the other end, it is characterized in that:

Above-mentioned each terminal component, between above-mentioned contact site and above-mentioned portion of terminal, bonding part with the bended shape that connects different upside maintaining part of height and position and downside maintaining part, this bonding part, be fixed on the above-mentioned base plate of above-mentioned matrix part, and, above-mentioned upside maintaining part be exposed to above-mentioned base plate above, above-mentioned downside maintaining part be exposed to this base plate below.

2. inserting device for cards according to claim 1 is characterized in that, above-mentioned bonding part forms the concavo-convex shape that links to each other by above-mentioned upside maintaining part with above-mentioned downside maintaining part alternate configurations.

3. inserting device for cards according to claim 1 is characterized in that, above the above-mentioned upside maintaining part, be configured on the top highly identical position with above-mentioned base plate, and, below the above-mentioned downside maintaining part, be configured on the following highly identical position with above-mentioned base plate.

4. inserting device for cards according to claim 3 is characterized in that, the thickness of slab of above-mentioned base plate is 2 times of thickness of slab of above-mentioned terminal component.

5. inserting device for cards according to claim 1, it is characterized in that above-mentioned a plurality of terminal components will link together between the above-mentioned bonding part in advance by cross structure, after being fixed in above-mentioned base plate, be separated into each above-mentioned terminal component by cutting off above-mentioned cross structure.

6. inserting device for cards according to claim 5, it is characterized in that, above-mentioned cross structure, be used for making between the above-mentioned upside maintaining part of above-mentioned a plurality of terminal components or be connected between the above-mentioned downside maintaining part, at the above-mentioned cut-off part of this cross structure, be arranged on the punching that connects above-mentioned base plate on the thickness of slab direction.

7. inserting device for cards according to claim 2 is characterized in that, above the above-mentioned upside maintaining part, be configured on the top highly identical position with above-mentioned base plate, and, below the above-mentioned downside maintaining part, be configured on the following highly identical position with above-mentioned base plate.

8. inserting device for cards according to claim 7 is characterized in that, the thickness of slab of above-mentioned base plate is 2 times of thickness of slab of above-mentioned terminal component.

9. inserting device for cards according to claim 8, it is characterized in that above-mentioned a plurality of terminal components will link together between the above-mentioned bonding part in advance by cross structure, after being fixed in above-mentioned base plate, be separated into each above-mentioned terminal component by cutting off above-mentioned cross structure.

10. inserting device for cards according to claim 9, it is characterized in that, above-mentioned cross structure, be used for making between the above-mentioned upside maintaining part of above-mentioned a plurality of terminal components or be connected between the above-mentioned downside maintaining part, at the above-mentioned cut-off part of this cross structure, be arranged on the punching that connects above-mentioned base plate on the thickness of slab direction.