The resetting-mechanism of code-disc type module in a kind of smart card stamp device
Technical field
The utility model relates to the production equipment of smart card, is specifically related to the resetting-mechanism of code-disc type module in a kind of smart card stamp device.
Background technology
See Fig. 6, in the production process of smart card, need on card, stamp character code (be called stamp, character code can comprise the information such as card number, name).Stamp work is completed by stamp device, stamp device is primarily of code-disc and beat mechanism 5 and form, wherein, described code-disc comprises code-disc 6 and lower code-disc 8, installing hole is evenly distributed with in a circumferential direction in upper code-disc 6 and lower code-disc 8, arrange a character code module in each installing hole, different character code module is for getting different character codes; Described character code module comprises type module 7 and character cut in bas-relief module 9, and wherein, type module 7 is arranged on code-disc 6, character cut in bas-relief module 9 is arranged on lower code-disc 8, there is one end of character code to be oppositely arranged in type module 7 and character cut in bas-relief module 9, and there is certain gap, for holding card between the two; During stamp, beat mechanism 5 type module 7 and character cut in bas-relief module 9 are beaten to centre, under the cooperation of the protruding word code structure of type module 7 and the depression word code structure of character cut in bas-relief module 9, card is got corresponding character code, and type module 7 and character cut in bas-relief module 9 are equivalent to punch in punch forming and die.
See Fig. 6, beaing after mechanism 5 beats character code module, striking hammer and character code module all needs reset, wherein, the reset of striking hammer directly drives by beaing mechanism 5, and character cut in bas-relief module 9 can automatically reset under gravity, and type module 7 then needs to reset by arranging resetting-mechanism.In prior art, conventional resetting-mechanism is connected to the shell fragment in type module 7, when strike hammer with beat mechanism 5 reset after, under the effect of shell fragment, type module 7 automatically resets, but, directly drive by beaing mechanism 5 owing to striking hammer, reset speed is very fast, and type module 7 needs by elastic reset, reset speed is slower, therefore in the course of work, after needing type module 7 reset by the time, code-disc just can be rotated further the stamp of carrying out next character code, otherwise can interfere with card or miscellaneous part, collision, therefore adopt the stamp speed of the stamp device of above-mentioned resetting-mechanism not high.
See Fig. 6, in order to solve the problem, another kind of resetting-mechanism is have employed in prior art, by being fixedly connected with reset drag hook 2 striking on hammer, this reset drag hook 2 extend in the groove being arranged on type module 7, drives type module 7 to reset by this reset drag hook 2, because reset drag hook 2 moves with striking hammer, therefore reset speed obtains very large lifting, improves stamp speed.After type module 7 resets, because code-disc needs to be rotated further, the type module 7 completing stamp needs to leave described reset drag hook 2, therefore needing to arrange support component makes type module 7 remain on reset mode, also be that the spring that setting acts in type module 7 on code-disc is to hold it in reset mode usually in prior art, it has the following disadvantages: 1, because spring is arranged on code-disc, especially the outer edge of code-disc is arranged at, because this increasing the inertia of code-disc, affect operating rate and the location accuracy of code-disc; 2, greatly, manufacturing cost is high for complex structure, installation difficulty; 3, after length service time, spring easily lost efficacy, and reliability is not high.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, the resetting-mechanism of code-disc type module in a kind of smart card stamp device is provided, this resetting-mechanism has does not increase code-disc inertia, the advantage such as reset speed is fast, structure is simple, easy for installation, reliability is high, low cost of manufacture.
The technical scheme that the utility model solves the problems of the technologies described above is:
The resetting-mechanism of code-disc type module in a kind of smart card stamp device, comprise and strike the reset drag hook hammered into shape and link together, also comprise the magnet ring be arranged at above code-disc, the lower surface of this magnet ring is right against the upper surface of type module, and this magnet ring is fixed in the frame of stamp device.
A preferred version of the present utility model, wherein, the upper end of described type module is provided with the projection extended radially inwardly along upper code-disc, and described reset drag hook is ganged up with in this projection.By coordinating of described projection and reset drag hook, realizing type module with striking together with hammer resets, and described bulge-structure is simple, is convenient to processing.
A preferred version of the present utility model, wherein, described magnet ring with strike the outer rim hammering corresponding position into shape and be provided with the outer rim breach allowing and strike and hammer into shape and pass through.Adopt the object of this preferred version to be, the width of usual magnet ring is greater than the full-size of the end face of type module, arrange described outer rim breach can allow strike hammer successfully vertically motion knock type module.
A preferred version of the present utility model, wherein, described magnet ring with strike the Inner edge hammering corresponding position into shape and be provided with the inner edge breach allowing reset drag hook pass through.Adopt the object of this preferred version to be, the width of usual magnet ring is greater than the full-size of the end face of type module, arranges described Inner edge breach and can allow and strike hammer successfully vertically motion pull-up type module.
A preferred version of the present utility model, wherein, the below of described magnet ring Inner edge is provided with auxiliary catch, this auxiliary catch by the bottom of magnet ring Inner edge to downward-extension and the radially outward bending of code-disc upward extend to form, this auxiliary catch be arranged in magnet ring Inner edge except with other all sites except reset drag hook corresponding position; Projection in described type module extends in described auxiliary catch.Adopt the object of this preferred version to be, guaranteeing not to be in the type module of beaing position can not arbitrarily drop; Code-disc operationally can produce larger vibration, type module likely can overcome magnet ring magnetic force because of vibration moves downward, by arranging described auxiliary catch, even if make the type module being in off working state move downward the constraint being also still subject to magnet ring, can not drop downwards; In addition, even if magnet ring loses magnetism, also can guarantee that type module can not drop downwards.
A preferred version of the present utility model, wherein, described magnet ring is connected in the frame of stamp device by many connecting rods.
Preferred version of the present utility model, wherein, described magnet ring is permanent magnet or electromagnet.
Operation principle of the present utility model is: owing to being provided with magnet ring above upper code-disc, the lower surface of this magnet ring is right against the upper surface of type module, therefore under normality, magnet ring has magnetic attraction upwards to type module, makes type module be sucked hold reset state on magnet ring; And that character code being in stamp position to be knocked downwards and after upwards resetting with reset drag hook, held by magnet ring, when following code-disc rotates, sliding in the surface that this type module is adsorbed on magnet ring all the time, remains reset mode by striking hammer.
The utility model compared with prior art has following beneficial effect:
1, by the magnetic force of magnet ring, allow all type modules being in off working state be adsorbed on all the time on magnet ring, remain reset mode, because the magnetic force of magnet ring can exist lastingly, therefore reliability is high.
2, because magnet ring is fixed in frame, do not rotate with code-disc, and do not have other to be arranged on additional components on code-disc, therefore can not have any impact to the inertia of code-disc, drastically increase speed and the precision of stamp.
3, the structure of magnet ring is simple, easy to make, and be convenient to assembling, production cost is low.
Accompanying drawing explanation
Fig. 1 is the perspective view of a detailed description of the invention of the resetting-mechanism of code-disc type module in smart card stamp device of the present utility model.
Fig. 2 is the explosive view of structure shown in Fig. 1.
Fig. 3 and Fig. 4 is the perspective view of Fig. 1 illustrated embodiment middle magnetic ring.
Fig. 5 is the perspective view of Fig. 1 illustrated embodiment convexity word modules.
Fig. 6 is the structural representation that Fig. 1 illustrated embodiment is applied in stamp device.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
See Fig. 1 ~ Fig. 6, in smart card stamp device of the present utility model, the resetting-mechanism of code-disc type module 7 comprises and strikes the reset drag hook 2 that hammer 51 links together and the magnet ring 1 be arranged at above upper code-disc 6, the lower surface of this magnet ring 1 is right against the upper surface of type module 7, and this magnet ring 1 is fixed in the frame 4 of stamp device.
See Fig. 1, Fig. 2, Fig. 5 and Fig. 6, the upper end of described type module 7 is provided with the projection 71 extended radially inwardly along upper code-disc 6, and described reset drag hook 2 is ganged up with in this projection 71.By described protruding 71 with the coordinating of reset drag hook 2, realizing type module 7 with striking together with hammer 51 resets, and described protruding 71 structures are simple, are convenient to processing.
See Fig. 1 ~ Fig. 4, Fig. 6, described magnet ring 1 is provided with to allow in the outer rim at the position corresponding with striking hammer 51 and strikes the outer rim breach 11 that hammer 51 passes through, the width of usual magnet ring 1 is greater than the full-size of the end face of type module 7, arrange described outer rim breach 11 can allow strike hammer 51 successfully vertically motion knock type module 7.Described magnet ring 1 is provided with the inner edge breach 12 allowing reset drag hook 2 pass through at the Inner edge at the position corresponding with striking hammer 51, arrange this inner edge breach 12 and can allow and strike hammer 51 successfully vertically motion pull-up type module 7.
See Fig. 1 ~ Fig. 6, the below of described magnet ring 1 Inner edge is provided with auxiliary catch 13, this auxiliary catch 13 by the bottom of magnet ring 1 Inner edge to downward-extension and the radially outward bending of code-disc 6 upward extend to form, this auxiliary catch 13 be arranged in magnet ring 1 Inner edge except with other all sites except reset drag hook 2 corresponding position; Projection 71 in described type module 7 extends in described auxiliary catch 13.Can guarantee that not being in the type module 7 of beaing position can not arbitrarily drop like this; Code-disc operationally, beat mechanism 5 to drive and strike hammer 51 and knock type module 7, larger vibration can be produced, type module 7 likely can overcome magnet ring 1 magnetic force because of vibration moves downward, by arranging described auxiliary catch 13, even if make the type module 7 being in off working state move downward the constraint being also still subject to magnet ring 1, can not drop downwards; In addition, even if magnet ring 1 loses magnetism, also can guarantee that type module 7 can not drop downwards.
See Fig. 6, described magnet ring 1 is connected in the frame 4 of stamp device by many connecting rods 4.Described magnet ring 1 is permanent magnet.
Operation principle of the present utility model is: owing to being provided with magnet ring 1 above upper code-disc 6, the lower surface of this magnet ring 1 is right against the upper surface of type module 7, therefore under normality, magnet ring 1 pair of type module 7 has magnetic attraction upwards, makes type module 7 be sucked hold reset state on magnet ring 1; And that character code being in stamp position to be knocked downwards and after upwards resetting with reset drag hook 2, held by magnet ring 1, when following code-disc rotates, sliding in the surface that this type module 7 is adsorbed on magnet ring 1 all the time, remains reset mode by striking hammer 51.
Above-mentioned is the utility model preferably embodiment; but embodiment of the present utility model is not by the restriction of foregoing; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.