CN1105990C

CN1105990C - Electromagnetic counter and method of assembling the same

Info

Publication number: CN1105990C
Application number: CN94114084A
Authority: CN
Inventors: 须贝洋一
Original assignee: TAMURA ELECTRIC MACHINARY Manufacturing WORKS Ltd
Current assignee: TAMURA ELECTRIC MACHINARY Manufacturing WORKS Ltd; Tamura Electric Works Ltd
Priority date: 1993-11-29
Filing date: 1994-11-29
Publication date: 2003-04-16
Anticipated expiration: 2014-11-29
Also published as: KR0137071B1; JP2869763B2; KR950015150A; JPH07152889A; CN1121611A

Abstract

To facilitate an assembling operation without the need of skills and to automatize assembly. Number 2 in the figure is a frame provided with a side face plate 3, 15 is a digit wheel, 20 is a pinion, 21 is a pole, 27 is a coil bobbin, 45 is a york and 60 is a lead wire. Then, both side face plates of the frame 2 are divided and the flange 29 of the coil bobbin 27 constitutes one of the side face plates and is freely attachably and detachably integrated with the side face plate 3. Also, shafts 5 and 6 are integrally and vertically provided on the side face plate 3 and an attachment groove 38 where a terminal 50 to which the lead wire 60 is attached is inserted is recessedly provided on the surface of the flange 29.

Description

Message register and assembly method thereof

The present invention relates to usually said horizontal type message register, in this message register, C shape york piece laterally places between two side plates of the framework that partly has the C tee section, and electromagnet is set on the identical direction with digit wheel.The invention still further relates to the method for this message register of assembling.

In general, the message register of the above-mentioned type mainly comprises: have C shape partial cross section, and the framework of two side plates arranged, laterally place two axles between two side plates, digit wheel is assemblied on the axle rotationally, pinion wheel is assemblied on another axle rotationally, so that be inserted between adjacent two digit wheels, be bearing in swingably on the side plate, and have the bar of the pawl that advances, and the york piece with two arms of C shape laterally places between two side plates, and coil is on coil former, an arm of this coil former and york piece be combined into one overall, the coil on coil former around to identical with the direction of motion of digit wheel.When the assembling message register, two axles pass a side plate of framework, and digit wheel and pinion wheel are assemblied on two axles alternately, and the front end of axle is installed on another side plate.Then bar is bearing in swingably on the side plate, when making york piece pass a side plate, arm of york piece is inserted the hollow space of coil former, the front end of york piece two arms is assembled in the hole that forms on another side plate, so that be fixed.

But such as known in the art, in the time of on the axle that digit wheel and pinion wheel is installed in the message register,, need higher skilled work in order alternately digit wheel and pinion wheel to be assembled on the axle.In addition, because in the message register of above-mentioned prior art, the framework of formation has the C tee section, each front end at two axles passes a side plate simultaneously, so that when therefrom stretching out, digit wheel and pinion wheel is installed, so it is very complicated that generation work becomes, and the long problem of installation time.In addition, coil former is set at the framework the inside, and therefore after coil former was installed in the framework the inside, just the line end that can carry out linking to each other with coil was connected to the work on the lead-in wire, cause and need carry out complicated connection work at the framework within and without, this is very disadvantageous.

The intent of the present invention is to solve prior art problems, eliminates its shortcoming.The purpose of this invention is to provide a kind of message register, this message register can easily assemble, and needn't rely on technical assembly work, and can automatically assemble, and the method that this message register of assembling is provided.

According to the present invention to achieve these goals, at framework with C shape partial cross section, and laterally place the digit wheel between two side plates of framework and the message register of C shape york piece, york piece includes two arms and a coil former, one of them arm constitutes core body, coil former has fuse insertion mesopore wherein, be wound with coil on the coil former, and has a pair of flanges, the plate portion of coil former is divided into two side plate parts, one of them side plate parts is made one with axle, so that rotatably support digit wheel, and each pinion wheel between the consecutive number character wheel of being inserted in that is used for carry, wherein another side plate parts is made of a flange of coil former, so that the front end of bolster, be provided with geared assembly,, having the mounting groove that falls in that the wiring end plate that is used to draw lead-in wire is housed on this mounting groove on the surface of a flange so that removably a flange is installed on the side plate of framework.

In the method for assembling according to message register of the present invention, along a direction digit wheel and the pinion wheel that is used for carry are installed to a side plate and form whole axle, and then be installed to a side plate of framework along the flange that equidirectional will be equipped with the coil former of the wiring end plate that is used to draw lead-in wire.

According to the present invention,,, form on the whole axle so just digit wheel and pinion wheel are installed to by Kong Yuyi side plate so that for another side plate it is opened wide at erecting yard because the plate portion of framework is divided into two parts.In addition, a flange of coil former constitutes another side plate, and the mounting groove that being used to of falling on the surface of a flange drawn the lead-in wire terminals just exposes out.

Fig. 1 is the exploded perspective illustration according to message register of the present invention.

Fig. 2 shows the digit wheel according to message register of the present invention, and A is a side view, and B is a front view, and C is a longitudinal sectional view.

Fig. 3 shows the bar according to message register of the present invention, and A is a front view, and B is a planimetric map.

Fig. 4 shows the coil former according to message register of the present invention, and A is a front view, and B is a longitudinal sectional view.

Fig. 5 shows the wiring end plate according to message register of the present invention, and A is a planimetric map, and B is a side view, and C is a front view.

Fig. 6 is the front view that is illustrated in according to the coil former of wiring end plate is housed in the message register of the present invention.

Fig. 7 is the front view that is illustrated in according to the coil former of lead-in wire is housed in the message register of the present invention.

Fig. 8 is the front view according to message register of the present invention.

Below will be referring to the description of drawings embodiments of the invention.

Fig. 1 is the exploded perspective illustration according to message register of the present invention, Fig. 2 shows the digit wheel of message register, Fig. 3 shows the bar of message register, Fig. 4 shows the coil former of message register, Fig. 5 shows the wiring end plate of message register, Fig. 7 shows to go between to be pressed into and is assemblied on the wiring end plate, and Fig. 8 is the front view of message register.In these figure, integrally the framework made from synthetic resin 2 comprises side plate 3 and base plate 4, so another not relative with side plate 3 side plate of the plate portion of framework 2.

The slightly pointed front end of tool and be respectively applied for digit wheel and pinion wheel axle 5 and 6 and side plate make integral body, and perpendicular erecting put.On side plate, form pin 7 with stretching out, and on side plate, also form a pair of rectangular opening 8, will sell 7 be clipped in the middle of.A pair of upper and

lower spacing part

9,9 and a pair of upper and

lower spacing part

10,10 are made integral body at the front and rear of side plate with it, and put with side plate is vertically perpendicular.Spacing

part

9,9 has

pallet

12,12 respect to one another, and spacing

part

10,10 also has

pallet

13,13 respect to one another.Each

spacing part

9,9 has along the pallet 11 that extends with the perpendicular direction of

pallet

12 and 13 extended line directions.

As being clearly shown that among Fig. 2, digit wheel 15 has two sides, forms ratchet 17 at middle body on a side, forms power wheel 16 on periphery, and forming sector gear 19 on another side on the part periphery.Because the individual digit wheel all is provided with ratchet 17 and power wheel 16,, and can be used as high bit digit wheel 15b so this digit wheel not only can be used as lowest order digit character wheel 15a.Though therefore need two kinds of metal patterns for digit wheel up to now, a kind of in the present invention metal pattern is just enough, thereby has reduced the cost of metal pattern.The side that digit wheel 15 forms ratchet 17 falls in, and forms recess 18, and in the partly recessed recess 18 of the tooth root of ratchet 17.More particularly, in total tooth depth T, t ₁In the recessed recess 18, t is only arranged ₂Outstanding from the surface.Though therefore digit wheel is provided with ratchet 17 and power wheel 16, compares with the digit wheel of prior art, the gross thickness of digit wheel can also reduce.

The part of bar 21 in the middle of it is roughly has hole 22, and it is as the oscillation centre of bar 21, and pin 7 just is inserted into wherein, has the boss 23 that catches on back-moving spring at the rear portion, forwardly has yoke that front end forms a pair of ratchet 24.As shown in Fig. 3 B, ratchet 24 stretches out t along the thickness direction of bar 21 ₁

Total coil former by label 27 signs is made with synthetic resin, comprises pair of

flanges

28 and 29, and with the hollow cylinder 30 that pair of flanges links together, is wound with coil 31 on cylindrical shell.Flange 29 is included in the thick seat 32 that the position relative with another flange 28 forms, and the extension 33 that extends from seat 32, and the outer shape of the side plate 3 of outer shape that it is total and framework 2 is roughly the same.The front end of formation axle 5 and 6 will be assemblied in support holes 34 wherein on extension 33, and recess 36 is used for and 12 engagements of above-mentioned pallet, make the boss 35 of back and above-mentioned pallet 11 engagements, in the arm 46 insertion kerfs 37 of the york piece 45 that will illustrate below.

Seat 32 surface falls in, and forms the upper and lower mounting groove 38 of pair of parallel, and each installs slot part, form the part 39 of protuberance toward each other on the downside thereon, forms the minor diameter pin 40 that protrudes on its bottom surface.Mounting groove 38 converges to the end, has the bump 41 that protrudes up and down and makes lead-in wire 60 form zigzag.Pallet 13 and 42 engagements of rank shape part, lead-in wire 60 is drawn by lead-in wire groove 43, and the arm 47 of frame 45 inserts in the hollow space 44 of cylindrical shell 30.York piece 45 is c-shaped, has

arm

46 and 47, and arm 47 is as the fuse of coil 31.

Total wiring end plate by label 50 signs is made with thin plate, links to each other with lead-in wire 60 with coil 31, also has pair of terminals part 51, and the wiring extremity piece links together by coupling part 58 in its rear and front end.The part of each wiring extremity piece 51 forms the U font groove 52 that inserts lead-in wire 60, at the middle part of U font groove 52, and a pair of two sidewalls that are provided with the relative lug plate 53 cross-over connection grooves 52 of slit 54.Each wiring extremity piece 51 also has a pair of perpendicular relative cable guide of putting 55, and is provided with mounting hole 56.On paired wiring extremity piece 51, be used for the top of connecting coil 31 and terminal coil coupling part 57 and stretch out towards the direction of separating each other, and along by the dotted line shown in 59 it being cut off.

The method of message register as mentioned above of assembling will be described below.At first with coil 31 on the cylindrical shell 30 of coil former 27.Then for wiring end plate 50 being installed on the flange 29 of coil former 27, wiring extremity piece 51 is inserted in the direction of arrow A in the mounting groove 38 of coil former 27, mounting hole on the wiring extremity piece 51 is assembled to the pin 40 that is used to locate, so that temporarily wiring end plate 50 is remained on the flange 29 of coil former 27, with the method caulked pin 40 of heat, best link end plate 50.Then as shown in Figure 6, cut off a coupling part 58 that interconnects wiring extremity piece 51 along cutting off line 59.Because paired wiring extremity piece links together in advance, and after installing the wiring end plate, cut off with said method, so pointing to the coil coupling part 57 of different directions can prevent to be installed on the opposite way round, and can cancel the very assembly work of the difficulty of the single wiring extremity piece of small size, therefore guaranteed that the work that is used to assemble can reduce, and can eliminate the mistake in 51 work of assembling wiring extremity piece.

Then will go between and 60 insert in the direction of arrow A in the U font groove 52 of wiring extremity piece 51.Insert lead-in wire 60 in the U font groove 52 and partly be pressed into and be assemblied in the slit 54,, can form being electrically connected between lug plate 53 and the inner conductor that goes between so that the lug plate of opening 53 cuts the clad of lead-in wire 60.Make cable guide 55 bendings then, preventing to go between 60 is drawn out, and makes lead-in wire form zigzags around the part 41 of protuberance, introduces lead-in wire groove 43 so that will go between, and extracts from the groove 43 that goes between.Therefore, by easily wiring extremity piece 51 being inserted in the mounting groove 38 of coil former 27, just constituted the side plate that exposes of framework, to go between then and 60 insert in the U font groove 52 of wiring extremity pieces 51, lead-in wire 60 just can be installed, and can cut the clad of lead-in wire 60 by lug plate 53, be electrically connected with going between to form between 60 at lug plate.Thereby by inserting wiring extremity piece 51 and lead-in wire 60 in the direction of arrow A, just can finish installation to it, if and in the U font groove 52 by the 60 insertion wiring extremity pieces 51 that will go between, just can realize being electrically connected between wiring extremity piece 51 and the lead-in wire 60, assembly work so just simplified.Be fixed then with the top of coil 31 and terminal on the coil coupling part 57 of wiring extremity piece 51, and by welding.

After coil former 27,

wiring extremity piece

51 and 60 assembled in advance that go between form the coil former parts together, side plate 3 is placed (not shown) on the worktable in the front end mode up of the axle 5 and 6 of framework 2.Under this condition, the hole 22 of bar 21 is assembled on the pin 7 of framework 2, make the bar 21 can be around pin 7 swings, 2 boss (not shown) adds upper spring 25 from boss 23 to framework then.Then digit wheel 15 and pinion wheel 20 are assembled on the axle 5 and 6 alternately, and not therefore method well known in the art assemble and cause the dislocation of numeral.In said process, needn't check dight wheel 15 whether be the lowest order digit character wheel, and can continuously digit wheel and pinion wheel be assembled on the axle 5 and 6, need not whether the check dight wheel is the lowest order digit character wheel, this is because the digit wheel of same type can either be used for lowest order digit character wheel 15a, also can be used in high bit digit wheel 15b, the situation of the assembling that leads to errors because of the sequence error of assembling digit wheel can not take place, therefore can reduce the working time that is used to assemble, and prevent owing to the wrong action failure that causes that assembles.

Then above-mentioned coil former parts are assembled on the framework 2 that digit wheel 15, pinion wheel 20 and bar 21 are housed.More particularly, the front end of axle 5 and 6 is assembled in the hole 34 on the coil former 27, and by making pallet 11 and boss 35 engagements, make pallet 12 and recess 36 engagements, make

pallet

13 and 42 engagements of rank shape part, just coil former 27 and framework 2 can be fused, flange 29 can be as another side plate of framework 2.

Arm

46 and 47 with york piece 45 inserts respectively in the otch 37 and hollow space 44 of coil former 27 then, so that its front end can be assemblied in the hole 8 on the framework, thereby finishes assembly work.

Be divided into two parts by plate portion with framework 2, one is side plate 3, and another is made of a flange of coil former 27 in the above described manner, just digit wheel 15, pinion wheel 20 and bar 21 opening by framework 2 can be assembled on the framework 2, thereby simplify assembly work.In addition, constitute another side plate, the mounting groove 38 that is used to draw lead-in wire on the wiring end plate 50 is exposed, thereby can simplify the installment work of wiring end plate 50 by a flange 29 by coil former 27.In addition, because axle 5 and 6 and sell 7 and can both make one with the side plate of framework 2, just digit wheel 15, pinion wheel 20 and bar 21 can be installed in the direction of arrow A, and also can coil former parts and york piece 45 be installed along the arrow A equidirectional, so between erecting stage, need not resupination framework, therefore improve work efficiency, and be convenient to adopt automatic mode to assemble.

As the message register of above-mentioned assembling in, the extension of the ratchet 24 of bar 21 partly reaches in the recess 18 on the digit wheel 15, and with part ratchet 17 engagements of recessed recess, thereby prevented bad engagement.By repeating the turn-on and turn-off of coil 31 electric currents, in mode well known in the art, the forward motion of actual figure character wheel.More particularly, the electromagnet that comprises york piece 45 is become to encourage or dead, make bar 21 around pin 7 swings, cause the paired ratchet 24 of bar 21 alternately to mesh with ratchet 17, therefore lowest order digit character wheel 15a is advanced, make a circle up to it, the pinion wheel 20 by carry advances the digit wheel 15b of next bit, to produce the carry of higher figure place subsequently.

As mentioned above according to the present invention, the plate portion of framework is divided into two parts, the axle that is used for the rotatably support digit wheel and is inserted in each carry pinion wheel between the consecutive number character wheel is made one with a side plate, another side plate is made of a flange of coil former, so that the front end of bolster, be provided with geared assembly, permission is removably mounted on a flange on the side plate of framework, on the surface of this flange, be formed for installing the mounting groove of the wiring end plate of drawing lead-in wire, thereby by the separated opening of plate portion, digit wheel and pinion wheel can be installed on the axle, therefore can simplify the assembly work of digit wheel and pinion wheel.In addition, because the flange of coil former constitutes another side plate, coil and wiring end plate be connected and lead-in wire can carry out simultaneously with being connected of wiring end plate, and the wiring extremity piece mounting groove that being used to of forming on ledge surface drawn lead-in wire exposes out, so can easily go between and being connected of wiring end plate.

In addition, can digit wheel and the pinion wheel that is used to carry out be installed to the axle of a side plate of framework along a direction, can be installed to a side plate of framework then along the flange that above-mentioned equidirectional will be equipped with the coil former that is used to draw lead-in wire wiring end plate, therefore all parts can both be assembled on the side plate of framework along equidirectional, are convenient to adopt automatic mode to assemble.

Claims

1. message register, framework (2) with C shape partial cross section, and laterally place digit wheel (15) and C shape york piece (45) between two side plates of described framework, described york piece includes two arms (46,47) and a coil former (27), one of them arm (47) constitutes core body, coil former (27) has described core body insertion mesopore (30) wherein, be wound with coil (31) on the described coil former, and has pair of flanges (28,29), it is characterized in that: the plate portion of described framework is divided into two side plate parts, one of them side plate parts (3) and axle (5,6) make one, these axles are used for the rotatably support digit wheel, and each pinion wheel (20) between the consecutive number character wheel of being inserted in that is used for carry, wherein another side plate parts is made of a described flange (29) of described coil former (27), so that support the front end of described axle, be provided with geared assembly (11,12,13,35,36,42), so that removably a described flange (29) is installed on the described side plate (3) of described framework (2), the mounting groove (38) that falls in is arranged on the surface of a described flange, the wiring end plate (50) that is used to draw lead-in wire is housed on this mounting groove.

2. according to the message register described in the claim 1, it is characterized in that: described wiring end plate (50) has the lug plate (53) that is formed by slit (54), and lead-in wire (60) is pressed into and is assembled in the slit, thereby can cut the clad of described lead-in wire.

3. according to the message register described in the claim 1, it is characterized in that: described wiring end plate (50) comprises a pair of wiring extremity piece (51) that is connected with each other by coupling arrangement (58) in front-end and back-end.

4. assemble the method for the message register described in claim 1, may further comprise the steps:

Along a direction described digit wheel (15) and the pinion wheel (20) that is used for carry are installed to the described axle (5,6) of making one with a described side plate (3); And

A described flange (29) that the described coil former (27) of the described wiring end plate (50) that is used to draw lead-in wire will be housed along equidirectional is installed to a described side plate (3) of described framework (2) then.

5. according to the assembly method described in the claim 4, it is characterized in that: the pair of terminals part (51) of described wiring end plate (50) is connected with each other by coupling arrangement (58) in front-end and back-end, after described wiring end plate (50) is assembled on described another side plate (29), will cut off at the coupling arrangement (58) of described paired wiring extremity piece (51) rear end.