CN201035613Y - Automatic carry device in counter - Google Patents
Automatic carry device in counter Download PDFInfo
- Publication number
- CN201035613Y CN201035613Y CNU2007201239087U CN200720123908U CN201035613Y CN 201035613 Y CN201035613 Y CN 201035613Y CN U2007201239087 U CNU2007201239087 U CN U2007201239087U CN 200720123908 U CN200720123908 U CN 200720123908U CN 201035613 Y CN201035613 Y CN 201035613Y
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- CN
- China
- Prior art keywords
- wheel
- order digit
- tooth
- shift
- rounding
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic carry device in a counter. A high order digit wheel and a low order digit wheel are matched on a character wheel axle, a carry wheel is arranged between the high order digit wheel and the low order digit wheel, the carry wheel is matched on a fixed axle, long teeth and short teeth are uniformly distributed on the circumference of the carry wheel, the high order digit wheel is meshed with the short teeth on the carry wheel through end teeth, a drop pit is arranged on the left end surface of the low order digit wheel, a shift tooth is arranged on the side wall of the drop pit, a shift wheel is glidingly matched with the character wheel axle at the left end of the low order digit wheel, a shift tooth is arranged on the right end surface of the shift wheel and is leant against the shift tooth in the drop pit of the low order digit wheel, the shift tooth is positioned in front of the rotation direction of the low order digit wheel, a heavy-weighted hammer is embedded on the shift wheel, the heavy-weighted hammer is positioned in front of rotation direction of the shift tooth of the shift wheel, two circular columns which are mutually parallel are arranged on the shift wheel along the axial direction, and a clearance for containing the long teeth of the carry wheel is left between the two circular columns. The utility model can lead the position of the high order digit wheel to be clear, and have the advantage of accurate measurement.
Description
Technical field
The utility model relates to a kind of mechanical counter of instrument and meter, the automatic carry device in particularly a kind of counter.
Background technology
The counting of instrument and meter has multiple modes such as mechanical digital counting and electronic type counting at present.Wherein the mechanical type character wheel counter has compact conformation and easy-to-read advantage, is used widely in various instrument and meters.The characteristics of current mechanical type character wheel counter are: the carry of a unit of any one-bit digital, can finish at last 1/10th o'clock by its stroke in adjacent next bit numeral.At this situation of mechanical type character wheel counter, if when the seniority character wheel just rests on last ten/one stroke, seniority character wheel reading may be in the arbitrary position between 9～0, and this is easy to occur reading and differentiates unclear phenomenon.
Also there is above-mentioned phenomenon for the widely used direct-reading counter of another kind, because in the direct-reading counter is at height, have the hole of certain rule on a certain circumference on the lower-order digit character wheel, wherein side in the left and right sides of a high position or lower-order digit character wheel is equipped with the emitter of light signal or other signal, and opposite side is equipped with signal receiving device, because the position difference of a high position or lower-order digit character wheel, a part of signal of emission can be by the hole of specially opening on a high position or the lower-order digit character wheel, and another part signal is because fail then to have been intercepted by a high position or lower-order digit by aperture.Receiving trap is by receiving unlike signal, thereby judges the position of character wheel, and directly reads the reading of counting assembly by wired or wireless mode.But between being in 9～0 at each seniority character wheel during the beginning carry at counter, the seniority character wheel is because location fuzzy, seniority character wheel reading may be in the arbitrary position between 9～0, can not allow the hole of required signal exactly, misread erroneous judgement thereby produce by specially opening on the seniority character wheel.
Summary of the invention
The purpose of this utility model is, the device of the automatic carry in a kind of counter is provided, and it can make the high-order digit wheel location clear, and the advantage of accurate measurement is arranged.
The purpose of this utility model is achieved like this: the automatic carry device in a kind of counter, print wheel shaft and dead axle are parallel to each other, be sliding combined with seniority character wheel and lower-order digit character wheel on the print wheel shaft, the right side of each digit wheel is provided with end tooth around circumference, high, be provided with rounding wheel between the lower-order digit character wheel, this rounding wheel is slidingly fitted on the dead axle, be evenly equipped with long tooth and short tooth on the periphery of rounding wheel, the seniority character wheel is by the short tooth engagement on end tooth and the rounding wheel, the left side of described lower-order digit character wheel is provided with pit, the sidewall of this pit is provided with a moving tooth, thumb wheel is slidingly fitted in the left end that is positioned at the low order digit wheel on the print wheel shaft, the right side of thumb wheel is provided with a moving tooth and leans on mutually with moving tooth in the lower-order digit character wheel pit, this moving tooth is positioned at the place ahead of lower-order digit character wheel moving tooth sense of rotation, and off-centre is embedded with weight on the thumb wheel, and this weight is positioned at the place ahead of moving tooth sense of rotation on the thumb wheel, thumb wheel is provided with two cylinders that are parallel to each other, leave between two cylinders with rounding wheel on the gap of long tooth engagement.
Owing to adopted such scheme, the right side of thumb wheel is provided with a moving tooth and leans on mutually with moving tooth in the digit wheel pit, and be positioned at the place ahead of digit wheel moving tooth sense of rotation, off-centre is embedded with weight on the thumb wheel, this weight is positioned at the place ahead of moving tooth sense of rotation on the thumb wheel, thumb wheel is provided with two cylinders that are parallel to each other, leave between two cylinders with rounding wheel on the gap of long tooth engagement, when the seniority character wheel by reading 9 during to reading 0 carry, if at this moment the lower-order digit character wheel just stops operating, thumb wheel then by the gravity of weight self, can also rotate for 1/4 week at least, stirred the rounding wheel rotation that is engaged with by cylinder, driving needs the character wheel of carry to finish carry automatically, so just avoided counter by reading 9 when reading 0 carry, rest on the some positions between 9～0, the reading on each character wheel can be differentiated.
The utility model is when the seniority character wheel in the counting assembly just rests on last ten/one stroke, and this counting assembly can make the high-order digit wheel location clear by reading 9 direct carries to reading 0, therefore, the advantage of accurate measurement is arranged.
The utility model is described in further detail below in conjunction with the drawings and the specific embodiments.
Description of drawings
Fig. 1 is a structure diagram of the present utility model;
Fig. 2 is the fractionation synoptic diagram of Fig. 1;
Fig. 3 be among Fig. 2 thumb wheel A to view;
Fig. 4 is that the B of the lower-order digit character wheel among Fig. 2 is to view.
In the accompanying drawing, 1 is dead axle, and 2 is print wheel shaft, and 3 is rounding wheel, and 4 is the seniority character wheel, and 5 is thumb wheel, and 6 is the lower-order digit character wheel, and 7 is weight, and 8 is moving tooth, and 9 is moving tooth, and 10 is end tooth, and 11 is pit, and 12 is recess, and 13 is cylinder.
Embodiment
Referring to figs. 1 through Fig. 4, the automatic carry device in a kind of counter, dead axle 1 and print wheel shaft 2 are at sustained height and be parallel to each other, and dead axle 1 is positioned at print wheel shaft 2 back.Be sliding combined with seniority character wheel 4 and lower-order digit character wheel 6 on the print wheel shaft 2, the right side of each digit wheel is provided with end tooth 10 around circumference.Be provided with rounding wheel 3 between the high and low figure place character wheel, this rounding wheel is slidingly fitted on the dead axle 1, is evenly equipped with long tooth and short tooth on the periphery of rounding wheel, and long tooth is evenly distributed with interval mode with short tooth.The seniority character wheel is by the short tooth engagement on end tooth and the rounding wheel.The left side of lower-order digit character wheel is equipped with pit 11, and the sidewall of this pit is provided with a moving tooth 9.Thumb wheel 5 is slidingly fitted in the left end that is positioned at low order digit wheel on the print wheel shaft, and the right side of this thumb wheel is provided with a moving tooth 8 and leans on mutually with moving tooth in the lower-order digit character wheel pit, and moving tooth 8 is positioned at the place ahead of digit wheel moving tooth 9 sense of rotation.The left side of thumb wheel is provided with an eccentric orfice, be embedded with a weight 7 in this eccentric orfice, weight is positioned at the place ahead of moving tooth sense of rotation on the thumb wheel, diameter through weight 7 centers on the thumb wheel is 48 ° with the angle α that thumb wheel Y-axis positive dirction is become, described weight adopts the bigger material of proportion to make, and is for example plumbous.The circumferential wall of thumb wheel is provided with a recess 12 that is positioned at moving tooth 8 tops, the sidewall of this recess is provided with a pair of along the axially extended cylinder 13 of thumb wheel, leave the gap between two cylinders, this gap length can hold long tooth on the rounding wheel just, when thumb wheel 5 rotates a circle, can stir rounding wheel 3 by cylinder and rotate, the long tooth of the next one on the rounding wheel is engaged between the gap of two cylinders.
The course of work of the present utility model is, when 6 rotations of lower-order digit character wheel, by the moving tooth 9 of lower-order digit character wheel 6 moving tooth 8 of thumb wheel 5 stirred, and rotates synchronously with the lower-order digit character wheel to promote thumb wheel.When thumb wheel rotates a circle, thumb wheel is stirred rounding wheel 3 by the cylinder on it 13 and is rotated, and the long tooth of the next one on the rounding wheel is engaged between two cylinders, because the engagement of the end tooth of the short tooth of rounding wheel 3 and seniority character wheel 4, therefore, seniority character wheel 4 rotates synchronously with rounding wheel 3.If the seniority character wheel by 9 to 0 carry, but when just resting on last ten/one stroke, produce a gravitational torque by the weight 7 that stepped thumb wheel 5 vertex positions this moment, thumb wheel 5 can also rotate for 1/4 week at least under the effect of weight 7 gravitational torques, by cylinder on the thumb wheel 5 and rounding wheel 3 long tooth engagements, drive seniority character wheel 4 and make it finish carry.
Claims (2)
1. the automatic carry device in the counter, print wheel shaft and dead axle are parallel to each other, be sliding combined with seniority character wheel and lower-order digit character wheel on the print wheel shaft, the right side of each digit wheel is provided with end tooth around circumference, high, be provided with rounding wheel between the lower-order digit character wheel, this rounding wheel is slidingly fitted on the dead axle, be evenly equipped with long tooth and short tooth on the periphery of rounding wheel, the seniority character wheel is by the short tooth engagement on end tooth and the rounding wheel, it is characterized in that: the left side of described lower-order digit character wheel is provided with pit, the sidewall of this pit is provided with a moving tooth, thumb wheel is slidingly fitted in the left end that is positioned at the low order digit wheel on the print wheel shaft, the right side of thumb wheel is provided with a moving tooth and leans on mutually with moving tooth in the lower-order digit character wheel pit, this moving tooth is positioned at the place ahead of lower-order digit character wheel moving tooth sense of rotation, and off-centre is embedded with weight on the thumb wheel, and this weight is positioned at the place ahead of moving tooth sense of rotation on the thumb wheel, it is axially arranged with two cylinders that are parallel to each other the thumb wheel upper edge, leaves the gap that holds long tooth on the rounding wheel between two cylinders.
2. the automatic carry device in the counter according to claim 1 is characterized in that: the angle α that the diameter at process weight center is become with thumb wheel Y-axis positive dirction on the described thumb wheel is 40 °～55 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201239087U CN201035613Y (en) | 2007-03-29 | 2007-03-29 | Automatic carry device in counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201239087U CN201035613Y (en) | 2007-03-29 | 2007-03-29 | Automatic carry device in counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201035613Y true CN201035613Y (en) | 2008-03-12 |
Family
ID=39196504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201239087U Expired - Fee Related CN201035613Y (en) | 2007-03-29 | 2007-03-29 | Automatic carry device in counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201035613Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108292189A (en) * | 2015-11-25 | 2018-07-17 | 株式会社米思米集团总公司 | Numerical value input method using touch control operation and the numerical value input program using touch control operation |
| CN109523005A (en) * | 2018-12-19 | 2019-03-26 | 宁波市国盛仪表有限公司 | A kind of long-life high-resolution counter |
-
2007
- 2007-03-29 CN CNU2007201239087U patent/CN201035613Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108292189A (en) * | 2015-11-25 | 2018-07-17 | 株式会社米思米集团总公司 | Numerical value input method using touch control operation and the numerical value input program using touch control operation |
| CN109523005A (en) * | 2018-12-19 | 2019-03-26 | 宁波市国盛仪表有限公司 | A kind of long-life high-resolution counter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 Termination date: 20110329 |