CN1068431A

CN1068431A - The wrist-watch that contains integrally formed watchcase circle, attaching lug and bonnet

Info

Publication number: CN1068431A
Application number: CN92105524A
Authority: CN
Inventors: B·卡拉德; P·-A·瓦尔德; E·洛特; R·布伦尼
Original assignee: SMH Management Services AG
Current assignee: Swatch Group Management Services AG
Priority date: 1991-07-03
Filing date: 1992-07-02
Publication date: 1993-01-27
Also published as: EP0521327A1; CH681844GA3; CH681844B5; KR930002905A; JPH05196749A

Abstract

A kind of wrist-watch comprises a single-piece housing (1) of preferably being made by stupalith, a lining ring (18), a movement (25) and a dial plate (28) that limits movement that is contained in the lining ring, is installed in the watchcase downwards from the top.This wrist-watch comprises device (7,19), (6), (8) of lining ring with respect to watchcase angle, radial and axial location.It also comprises movement and the dial plate device (21,23,20,29) with respect to lining ring angle location.Watchcase is by crystal glass (a 32) sealing that leans against on the fringing (30).

Description

The wrist-watch that contains integrally formed watchcase circle, attaching lug and bonnet

The present invention relates to a kind of single-piece wrist-watch, wherein watchcase circle, bonnet and be used for that watchband is connected to the attaching lug that housing gets on and make a single piece body.

In order to make the single piece body watchcase of this pattern, people can use injection molding, sintering metal powder or oxide then, the method for sintered-carbide or metal nitride.A kind of watchcase that uses this technology to make with stone material is disclosed in patent documentation US-A-3, in 931,704.This watchcase of being made by the adamas of sintering has a watch shell, a bonnet and integrally formed attaching lug.

The objective of the invention is to simplify to greatest extent the manufacturing of housing, reduce machining subsequently as much as possible and simplify fitting operation.For this purpose, wrist-watch of the present invention has been gathered a series of very clear and definite features, itself major part of these features is known, but mutually combining of they produces a beyond thought effect, the present invention has only very a spot of parts to put into operation, knows the manufacturing of having changed these parts well, and its housing only needs single machine work, and having reduced the set-up time to greatest extent, all these has guaranteed that wrist-watch has fabulous profile and total high level of quality.

To achieve these goals, the wrist-watch that the present invention proposes, it comprises with array configuration: a watchcase, it has a watchcase circle, two pairs of attaching lugs that are connected with the watchcase circle, and every pair of attaching lug is used for connecting wherein watchband, and a bonnet, watchcase circle, attaching lug and bonnet are made a single piece body; One group of global facility that occupies space in the watchcase, it comprises a casing ring, one is placed on the movement in this lining ring and the dial plate of a topped lining ring; Be used for the device of lining ring with respect to watchcase angle, radial and axial location; Be used for movement and watchcase device with respect to lining ring angle location; Be used for dial plate is fixed on lining ring, limit movement thus to form the device of described global facility; A fringing that is placed on the described global facility; And a crystal glass that is placed on the described fringing, this crystal glass by being installed in described crystal glass the edge and the sealing gasket between the inwall of described watchcase circle be fixed in the watchcase circle.

Below by the invention will be further described for example and with reference to accompanying drawing.

Fig. 1 is the skeleton view of Wristwatch case of the present invention;

Fig. 2 is the decomposition diagram of dial plate, movement and casing ring, just forms a global facility that is contained in Fig. 1 watch shell in case they are fitted together;

Fig. 3 is the decomposition diagram of crystal glass, crystal glass sealing gasket and fringing, the dial plate shown in the fringing coverage map 2;

Fig. 4 be along the intercepting of the IV among Fig. 1-IV line at 6 o'clock locational sectional elevations, this wrist-watch is considered to assemble fully;

Fig. 5 be along the intercepting of V among Fig. 1-V line at 12 o'clock locational sectional elevations, this wrist-watch is considered to assemble fully;

Fig. 6 be along the intercepting of VI among Fig. 1-VI line at 9 o'clock locational sectional elevations, this wrist-watch is considered to assemble fully;

Fig. 7 be along the intercepting of VII among Fig. 1-VII line at 3 o'clock locational sectional elevations, this wrist-watch is considered to assemble fully;

Fig. 8 is at 9 o'clock locational sectional elevations, and it demonstrates two constructional variant with respect to structure shown in Figure 6;

Fig. 9 is to represent the inwall of watchcase in detail and is the transversal cut-open view of getting how to process.

Fig. 1. skeleton view show mainly by a watchcase circle 42, two pairs respectively with 2,2 ' and attaching lug and watchcase 1 that bonnet 43 is formed of 3,3 ' expression.All these elements are made a single piece.On each attaching lug, be provided with 5, one ends of an aperture and penetrate this hole by the spring lever of known method connection watchband.

A global facility 44 that is formed by each element shown in the skeleton view of Fig. 2 is housed in the watchcase 1.It relates to a casing ring 18 that holds movement 25 and dial plate 28.

Limit the device of casing ring 18 qualification global facilities 44 thereby be provided with respect to the position, angle of watchcase 1.In the structure of recommending, this device is formed (Fig. 1) by the lug boss on the inwall that is located at watchcase circle 42 7, this lug boss be located at casing ring 18 on a dimple 19(Fig. 2) match.Some other device also defines its casing ring 18 with respect to the radial position of watchcase 1 or it is to neutrality.Here, some devices are present on the cylindrical wall that machining forms on the inwall 6 of watchcase circle 42 like this.The diameter of machine work part is worked into a size that is suitable for holding the largest circumference 50 of casing ring 18.At last, there is some other device to limit the axial location of casing ring with respect to watchcase 1.In this structure as an example, be provided with a supporting shoulder 8(Fig. 1 in the watchcase circle 42).The lower edge 17 of casing ring 18 leans against on this shoulder 8 (Fig. 2).

Said above that global facility 44 was made up of casing ring 18, movement 25 and dial plate 28, in these parts, be provided with device the relative casing ring angle of movement location with dial plate.As shown in Figure 2, movement 25 comprises a dimple 23, and when movement 25 was placed on the casing ring by the direction shown in the arrow B, the protuberance 21 that forms on dimple 23 and casing ring 18 inwalls cooperated.Therefore, guaranteed the angle position of movement with respect to lining ring.It should be noted that also lining ring comprises another dimple 22, the first 35 that is arranged in the timing lever in the movement 25 is positioned at it.

In the time of in movement 25 is placed on lining ring 18, it leans against on the supporting shoulder 51 that presents on the lining ring.People can set about placing dial plate 28 according to the direction of arrow C now.Be provided with and guarantee the device of dial plate with respect to the position, angle of lining ring.In the structure shown here, this device is made up of a dimple 29 that matches with the lug boss 20 that forms on lining ring 18 inwalls.Dial plate 28 is leaned against on the support shoulder 52 on the lining ring 18.Be easy to carrying if wish global facility 44, also exist one dial plate is fixed on problem on the lining ring.Here be used for this fixing structure and be upper limb 47 with lining ring and be folded to or roll up periphery to dial plate.If lining ring is made of plastics, then this flanging or crimping can realize that this can be found out by the label among Fig. 4 45 by material is softened.Global facility 44 forms a single piece that keeps together and easy operating when this flanging is in place.It should be noted that this global facility also will add pointer and the battery (not shown) on a plurality of output shafts 26 that are placed on movement 25, this part content is explained hereinafter.The global facility of Gou Chenging is put on the position of watchcase 1 thus, and the lug boss 7 of watchcase is matched with dimple 19 on the lining ring, and the lower edge 17 of lining ring 18 is leaned on supporting shoulder 8.

In the time of in global facility 44 has been placed on watchcase 1, can set about a fringing 30(Fig. 3) be placed on location on the dial plate 28, then a sealing gasket 31 is placed on this fringing.At last, by with in the edge 46 indentation sealing pads 31 of crystal glass 32 and watchcase 1 is sealed.It should be noted that except above-mentioned lining ring 18 is play a part the centering water proofing property that the machine work inwall of watchcase 1 also is used to make fringing centering and guarantees wrist-watch by the compression of sealing gasket 31.

Discuss in the skeleton view of Fig. 1 to 3 seldom or some details of appearance not at all referring now to Fig. 4 to 7.

Fig. 4 is that a wrist-watch that assembles fully was at 6 o'clock locational sectional elevations.The watchcase 1 that can see attaching lug 2 among the figure, be used for the aperture 5 of spring lever and have attaching lug circle 42.Lower edge 17 that it should be noted that lining ring 18 leans against on the supporting shoulder 8 of watchcase.Can see that movement 25 comprises a flange that leans against on the shoulder 51 that forms on the lining ring 18, and dial plate 28 leans against on the supporting shoulder 52 that is located on the lining ring 18.Lining ring 18 is by inwall 6 radial alignment of watchcase circle 42, and its top has flanging 45 to be used for dial plate is fixed on lining ring 18.Placing fringing 30 on the dial plate 28, this fringing is by same inwall 6 centerings.Relevant therewith, it should be noted to have the recess that can place flanging 45 on the fringing, and fringing leans against on the dial plate by an antelabium 54.At last, the edge 46 of crystal glass 32 is facing to the inwall 6 compression seal pads 31 of watchcase circle.

Fig. 4,5,6 and 7 is illustrated in and is fixed with one below the movement 25 and has the etwee that stretches out edge 41, places a battery (not shown) in this etwee.This battery can be a kind of large diameter lithium battery, allows the long independent operating of wrist-watch.It should be noted that in order to change battery, second portion 14(Fig. 1 of timing lever) be drawn out of.Then air is blown in the hole 13 of timing lever insertion, crystal glass 32 is discharged from its installation site, movement 25 and etwee 24 thereof can be taken out together at last.

Fig. 5 be the wrist-watch installed fully at 12 o'clock locational sectional elevations, in the figure, will identify and constitute lining ring 18 parts and determine the jut 20 of dial plates 28 with respect to the position, accurate angle of lining ring.Also can see the jut 7 that constitutes watchcase 1 part on Fig. 5, it is placed in the dimple 19 that is located on the lining ring 18, and makes lining ring position, accurate angle be arranged with respect to watchcase.

Fig. 6 is that the wrist-watch that assembles fully was at 9 o'clock locational sectional elevations.Can identify the jut 21 that constitutes lining ring 18 parts in the figure, this jut cooperates with dimple 23, makes movement 25 be position, an accurate angle with respect to lining ring.

Fig. 7 is that a wrist-watch that assembles fully was at 3 o'clock locational sectional elevations.Shown in this figure pass the timing lever that the second portion 14 of casing ring 42 is formed by a first 35 that is connected with movement 25 and one.This timing lever is a disconnect type.This first and second part links together at 36 places, and is the same with situation in for example being disclosed in patent CH-A-524178.In the time of in movement is installed in watchcase 1, timing lever includes only first 35.When movement has been installed on the throne, or rather, when movement is that the global facility 44 of an one component part has been installed when on the throne, the second portion 14 of timing lever is introduced in the hole 13 that is located on the watchcase by the direction (Fig. 1) of arrow A, till two parts pin.It should be noted that also that in Fig. 7 timing lever is by being located at the dimple 22 on the lining ring.

At last, the second portion that Fig. 7 also illustrates timing lever has a button 16 to coat its tops, and this button part is recessed to be contained in the housing 12 at top 37 and connect.Should be appreciated that this structure has been hidden the some shortcomings on the timing lever length precision in some way, the bottom of button always is shelved in the housing 12.The second portion 14 of timing lever also has a groove 33 that is occupied by a seal 15, and seal 15 is guaranteed the sealing of timing lever at through hole 13 places.Therefore, this structure never need to use one in order to guarantee this sealing the pipe of the sort of embedding watchcase commonly used.

Fig. 8 is at 9 o'clock locational sectional elevations, and it shows two kinds of modification embodiment illustrated in fig. 6.

First kind of modification is to make fringing 30 and sealing gasket 31 among Fig. 6 to fuse, and becomes single body 38 shown in Fig. 8.

Second kind of modification is battery etwee shown in Fig. 6 24 and lining ring 18 are coupled together, and just can obtain single piece body 39 as shown in Figure 8, plays casing ring and battery etwee simultaneously.

Fig. 8 also can important and distinctive structure describe of wrist-watch of the present invention with Fig. 9 of the inwall of detailed expression watchcase 1.In fact, the watchcase 1 behind the molded and sintering present as bonnet 10 and supporting shoulder 8 horizontal planes such as grade and as dip plane (see figure 9) such as surface 9 and 11 so that from mould, take out.Grinding goes out a face of cylinder 6 on dip plane 11, and it is as lining ring 39 with in conjunction with the centering benchmark of the single piece body 38 of fringing and sealing gasket.For this purpose, be necessary to make the summation of its grinding depth greater than sealing gasket, fringing and lining ring height.For needn't be on the wall that tilts the too big degree of depth of grinding, can make a casing ring 39, its external height live part is contracted backward from the last ring portion 56 as the centering benchmark.After the portion of contracting be arranged to and leave the 11 1 sections effective distances in dip plane, and the step 57 that contracts after making between portion and the last ring portion 56 does not contact the step 55 that forms on the watchcase of accepting attrition process.Thus, the supporting shoulder 8 only established on lower edge 17 and the watchcase 42 by it of the axial location that guarantees lining ring contacts given.In addition, it should be noted that some viewpoints of just having discussed relate to the embodiment shown in Fig. 4-7 equally.

Therefore, the manufacturing of wrist-watch of the present invention and assembling have been simplified widely:

1 needs of watchcase of being made by mould are through a machine operations, the i.e. grinding of inwall 6.The inside surface 10 of bonnet 43, supporting shoulder 8 are made by sintering, do not need processing.One of containing of watchcase 1 be used for the hole 13 of timing lever and fixedly the hole 5 of watchband spring lever make by sintering equally, do not need processing.Because attaching

lug

2,2 ' and 3,3 ' molded with watchcase, therefore there is not connectivity problem.Jut 7 also can keep rough.

The lining ring 18 that is made of plastics in shot shaping operation, just make its dimple, locator protrusions portion with and be used for the carrying plane of movement and dial plate.

The global facility of being made up of lining ring 18, movement 25, dial plate 28 and pointer 44 itself is to be easy to for example be assembled by automat, and these parts are easy to pack in the watchcase thereafter.

The installment work of whole wrist-watch is carried out from a side, does not need it is turned.Do not use trip bolt during assembling.

Claims

1, a kind of wrist-watch, it comprises with array configuration:

A watchcase, it has a watchcase circle, two pairs of attaching lugs that are connected with the watchcase circle, every pair of attaching lug is used for connecting wherein watchband, and a bonnet, and watchcase circle, attaching lug and bonnet are made a single piece body;

One group of global facility that occupies space in the watchcase, it comprises a casing ring, one is placed on the movement in this lining ring and the dial plate of a topped lining ring;

Be used for the device of lining ring with respect to watchcase angle, radial and axial location;

Be used for movement and dial plate device with respect to lining ring angle location;

Be used for dial plate is fixed on lining ring, limit movement thus to form the device of described global facility;

A fringing that is placed on the described global facility; And

A crystal glass that is placed on the described fringing, this crystal glass by being installed in described crystal glass the edge and the sealing gasket between the inwall of described watchcase circle be fixed in the watchcase circle.

2, wrist-watch as claimed in claim 1 is characterized in that watchcase made by the injection and the material of sintering.

3, wrist-watch as claimed in claim 2 is characterized in that watchcase made by stupalith.

4, wrist-watch as claimed in claim 1, it is characterized in that being used for the device of lining ring with respect to watchcase angle, radial and axial location, comprise respectively one form on the inside of watchcase circle, be used for the jut that matches with the dimple that forms on the lining ring, the machine work face that on the inwall of watchcase circle, processes, be used to make lining ring centering, and one that on the inside of watchcase circle, form, make described lining ring lower edge by thereon supporting shoulder.

5, wrist-watch as claimed in claim 1 is characterized in that the device that is used for movement is located with respect to the lining ring angle comprises a jut that forms on described lining ring inside, and described jut matches with a dimple that forms on the movement circumference.

6, wrist-watch as claimed in claim 1 is characterized in that the device that dial plate is located with respect to the lining ring angle is comprised a jut that forms that on lining ring inside described jut matches with a dimple that forms on the dial plate circumference.

7, wrist-watch as claimed in claim 1 is characterized in that the device that is used for dial plate is fixed on the lining ring is made up of the crimping that forms on the upper limb that covers the lining ring above the dial plate circumference.

8, wrist-watch as claimed in claim 1 is characterized in that below movement, is fixed with an etwee of placing battery, and this etwee has an edge that protrudes upward.

9, wrist-watch as claimed in claim 1 is characterized in that arrangement has one to contain an etwee that protrudes upward the edge below lining ring, places battery in it, and described lining ring and described etwee are made a single piece body.

10, wrist-watch as claimed in claim 1 is characterized in that fringing and sealing gasket make a single piece body.

11, wrist-watch as claimed in claim 1 is characterized in that movement comprises that its terminal is positioned at the control lever of a button, and described control lever is a disconnect type, has first that is positioned at movement inside and the second portion that passes the watchcase circle.

12, wrist-watch as claimed in claim 11, the second portion that it is characterized in that control lever passes an aperture that forms on the watchcase circle, described second portion provides a groove, and a seal is positioned at this groove, to guarantee that control lever is by the sealing in the passage of watchcase circle.