CN109875536A - Pointer instrument and its manufacturing device - Google Patents

Pointer instrument and its manufacturing device Download PDF

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Publication number
CN109875536A
CN109875536A CN201910203538.5A CN201910203538A CN109875536A CN 109875536 A CN109875536 A CN 109875536A CN 201910203538 A CN201910203538 A CN 201910203538A CN 109875536 A CN109875536 A CN 109875536A
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CN
China
Prior art keywords
pointer
meter body
scale
dial
pointer instrument
Prior art date
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Pending
Application number
CN201910203538.5A
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Chinese (zh)
Inventor
项友亮
李名尧
项国强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Lu Get Medical Electronics Ltd Co
Original Assignee
Jiangsu Lu Get Medical Electronics Ltd Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Lu Get Medical Electronics Ltd Co filed Critical Jiangsu Lu Get Medical Electronics Ltd Co
Priority to CN201910203538.5A priority Critical patent/CN109875536A/en
Publication of CN109875536A publication Critical patent/CN109875536A/en
Pending legal-status Critical Current

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Abstract

The present invention provides a kind of pointer instrument and its manufacturing devices, the dial that the pointer instrument includes meter body, is mounted in meter body, the meter body has pointer and is connected to the machine core of the pointer, is printed with scale image on the dial.When the meter body receives set detection signal, the machine core drives the throw of pointer to corresponding shift position, and the shift position of the pointer of scale image meter body according to corresponding to the dial is designed to obtain.The manufacturing device includes standard source, job platform, camera system, print system and control system, and the manufacturing device can distinguish design, the dial of the corresponding meter body is made in printing, then be assembled.The measurement accuracy of pointer instrument of the present invention is higher, good reliability;And produced on-site efficiency is improved without calibration after the assembly is completed, reduce manufacturing cost.

Description

Pointer instrument and its manufacturing device
Technical field
The present invention relates to measuring instrument and technical field of medical equipment, in particular to a kind of pointer instrument and its manufacture dress It sets.
Background technique
Pointer instrument is a kind of common measuring instrument, has many advantages, such as that structure is simple, easy to use, raw in industry Produce and live it is daily in have a wide range of applications.Pointer instrument generally comprises pointer and dial corresponding with the pointer, real In the use process of border, convert physical quantity to be measured to by its interior arrangement the movement of pointer, then by judge pointer and The intersection point of dial is read in conjunction with the mark of point of intersection dial.
Traditional pointer instrument mostly by the dial being pre-printed after the assembly is completed, then calibrated.Same type refers to The design of the dial of pin type instrument is also consistent, but due to the interior arrangement of pointer instrument manufacture and assembling process in not A series of error is generated avoidablely, so that pointer instrument must control its detection error through aforementioned calibration procedure In the reasonable scope.Existing pointer instrument is usually equipped with corresponding adjustment mechanism, then by several calibrating points to finger The move angle of needle is patiently and carefully readjusted by a small margin, and calibration procedure is completed.Structure is complicated for above-mentioned adjustment mechanism, and price is high It is expensive;And calibration procedure is time-consuming and laborious, technical requirements are high, it is also possible to introduce human error.
Particularly, existing machinery formula sphygomanometers usually have inflatable ball, bellows and cartridge assemblies, and the cartridge assemblies are in film The power so that throw of pointer is generated under the action of box, then reads quantized data by dial, realizes blood pressure measurement.It is above-mentioned The cartridge assemblies of mechanical sphygomanometers more are additionally provided with a correcting plate and adjust part accordingly, in the dress for completing mechanical sphygomanometers The calibration of pointer is carried out after matching again, structure is complicated, operates complicated;Also increase the design and manufacturing cost of cartridge assemblies.
In consideration of it, it is necessary to provide a kind of new pointer instruments and its manufacturing device.
Summary of the invention
It is an object of that present invention to provide a kind of pointer instrument and its manufacturing devices, and structure is more succinct, after the assembly is completed without It needs to calibrate, reduces error, improve measurement accuracy and reliability;Produced on-site efficiency can also be improved, manufacturing cost is reduced.
For achieving the above object, the present invention provides a kind of pointer instrument, including meter body, is mounted on instrument master Intracorporal dial, the meter body have pointer and are connected to the machine core of the pointer, are printed with quarter on the dial Spend image;When the meter body receives set detection signal, the machine core drives the throw of pointer to corresponding movement It designs to obtain in the shift position of position, the pointer of scale image meter body according to corresponding to the dial.
As a further improvement of the present invention, the scale image includes the first scale and between adjacent first scale Second scale, first scale correspond to the shift position of the pointer.
As a further improvement of the present invention, second scale is according to established rule by the dial adjacent first Region between scale is divided along the direction of rotation of the pointer.
As a further improvement of the present invention, the scale image further includes identifying correspondingly with the meter body Scale.
As a further improvement of the present invention, meter body label is formed with first identifier, the first identifier with Scale is identified to correspond.
As a further improvement of the present invention, rounded, fan-shaped or rectangle is arranged in the dial.
As a further improvement of the present invention, the pointer instrument is mechanical sphygomanometers.
The present invention also provides a kind of manufacturing device of pointer instrument, including standard source, job platform, camera system, beat Print system and control system, the standard source to export set detection signal to the meter body of the pointer instrument, The meter body has pointer and is connected to the machine core of the pointer;The camera system is to acquire the meter body Image, and corresponding image transmitting to control system is subjected to intelligent recognition, determine the shift position of pointer;The control system According to the shift position of the pointer, design obtains dial chart picture;Print of the print system to realize the scale image System, obtains the corresponding dial of the meter body.
As a further improvement of the present invention, the print system is equipped with printing jig, and the printing jig can be used to Realize the fixation of at least two dials to be printed.
As a further improvement of the present invention, the manufacturing device further includes marking machine, and the marking machine is to described Label forms first identifier in meter body.
The beneficial effects of the present invention are: pointer instrument of the present invention and its manufacturing device are used, according to the finger of meter body The shift position design of needle prints corresponding dial, and pointer instrument after the assembly is completed is without calibrating, and measurement accuracy Height effectively reduces error;Produced on-site efficiency can also be improved, manufacturing cost is reduced;The pointer instrument is also convenient for realizing knot The Reduced Design and product optimization of structure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the dial of pointer instrument of the present invention;
Fig. 2 is the modular structure schematic diagram of the manufacturing device of pointer instrument of the present invention;
Fig. 3 is the main flow schematic diagram of the manufacturing method of pointer instrument of the present invention.
Specific embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But the embodiment is not intended to limit The present invention, structure that those skilled in the art are made according to the embodiment, method or transformation functionally are wrapped Containing within the scope of the present invention.
Pointer instrument provided by the invention includes meter body, 101 (such as Fig. 1 of the dial being mounted in meter body It is shown), the meter body has pointer and is connected to the machine core of the pointer, and the machine core can drive according to external input signal Make the throw of pointer to corresponding position;Scale image is printed on the dial 101.
Scale image is printed on the dial 101, the scale image carries out difference according to different instrument main body and sets Meter.Specifically, for the meter body when receiving set detection signal, pointer can deflect to corresponding shift position, institute It designs to obtain in the shift position for stating the pointer of scale image meter body according to corresponding to the dial 101.Compared to existing Pointer instrument, the throw of pointer error that can effectively overcome machine core or other components to may cause in manufacture, assembling process; Reduced Design is carried out to product without subsequent calibrations, and conveniently, cancels corresponding adjustment mechanism.
To improve produced on-site efficiency, in actual production, several set inspections only usually are exported to the meter body Signal is surveyed, and determines the corresponding shift position of the pointer by modes such as Image Acquisition.Correspondingly, the scale image includes First scale 101a of the shift position corresponding to the pointer;Again by the region between adjacent first scale along the pointer Direction of rotation is divided by established rule, obtains the second scale 101b (not completely shown), the first scale 101a, second Quantized values of the scale 101b to indicate the surveyed physical quantity of the pointer instrument.Herein, on the direction of rotation of the pointer, First scale is usually in non-homogeneous arrangement.
The scale image further includes identifying scale correspondingly with the meter body, so that subsequent assembling process In will not obscure.Preferably, also label is formed with first identifier, the first identifier and mark scale one in the meter body One is corresponding.In practical operation, it can be marked the product exclusive number of the pointer instrument as the mark scale and first Know, is printed upon on the meter body and dial 101 respectively.Certainly, other any to can be used for the meter body and scale Both disks 101 accurately identify, and the technological means avoided confusion can be practiced.
Particularly, the pointer instrument can be mechanical sphygomanometers, and the meter body further includes inflatable ball, bellows And gauge outfit etc., details are not described herein with the progress of work for specific structure.The dial 101 is installed in the gauge outfit;It is described Dial 101 is arranged rounded and its center and offers mounting hole 101c to install the pointer, i.e., the described pointer It is connected on the machine core by the mounting hole 101c.Certainly, the dial 101 also samples such as settable fan-shaped, rectangle Formula;The hub switch side of pointer one end that i.e. pointer is connected with the machine core may also be arranged on the side of the dial 101 Side.
Join shown in Fig. 2, the present invention goes back while providing a kind of manufacturing device to prepare aforementioned pointer instrument, including mark Quasi- source 201, job platform 202, camera system 203, print system 204 and control system 205.
Wherein, the standard source 201 is to export set detection signal to the meter body of the pointer instrument;Institute Image of the camera system 203 to acquire the meter body is stated, and corresponding image transmitting to control system 205 is subjected to intelligence It can identify, determine the shift position of pointer, according to the shift position of the pointer, design obtains described the control system 205 Scale image.The camera system 203 includes industrial camera and corresponding light source;The print system 204 mainly includes industry Flat-panel printer, preferably high-resolution color ink-jet printer, to realize the precise Printing of the scale image.The printing System 204 is also equipped with printing jig, and the printing jig can be used to realize the fixation of at least two dials to be printed, this reality It applies in example, the printing jig can be used for realizing the installation positioning of 100 dials to be printed.
The manufacturing device further includes marking machine 206, and the marking machine 206 is formed to mark in the meter body First identifier, the first identifier are identical as the mark scale on the dial 101 or in being arranged in a one-to-one correspondence.The operation Platform 202 includes shooting station and mark station, and the shooting station corresponds to the camera lens of industrial camera, and the mark station is corresponding The head of marking machine 206.The control system 205 is also used to control the meter body and carries out station on job platform 202 Switching.
Join shown in Fig. 3, the present invention also provides a kind of manufacturing methods of aforementioned pointer instrument, specifically include that
Standard source 201 is provided, the standard source 201 is controlled and exports set detection signal to meter body, record the instrument The shift position of the pointer of table main body;
According to the shift position of the pointer, scale image is designed;
Printing obtains the dial 101 corresponding to the meter body;
The dial 101 is assembled in corresponding meter body, pointer instrument is obtained.
The standard source 201 preferably successively exports at least two different detection signals to meter body, records respectively The pointer corresponds to the shift position of different detection signals.It also, is so that the design of subsequent scale image is more accurate, at least Two detection signal one correspond to the maximum range of the meter body;There are also the dead-center positions for corresponding to the pointer Detection signal, that is, determine the pointer standard source 201 output signal be " 0 " when shift position.The movement The determination of position specifically includes the image by meter body described in 203 shooting, collecting of camera system, and by described image It is transmitted to control system 205 and carries out intelligent recognition, and then determine the shift position of the pointer.
The detection signal that the standard source 201 exports can be set according to range of the pointer instrument etc. point, and according to Sequence from low to high successively determines that the pointer corresponds to the shift position of each detection signal.Change what standard source 201 exported , need to be after the pointer complete stability of the meter body when detecting signal, then acquire image;Suppression gently tunks described in shaking Meter body after its pointer is stablized, then acquires image.
For mechanical sphygomanometers, the standard source 201 is set as Standard Gases potential source, such as: the control system 205 is controlled It makes the Standard Gases potential source and successively exports 6 detection signals (0,60,120,180,240 to the meter body of mechanical sphygomanometers And 300mmHg);The pointer generates corresponding deflection, and the shooting under automatic light source effect of aforementioned industrial camera obtains the finger The image that needle deflects every time, then shooting image is transmitted to control system 205, the control system 205 is according to image series intelligence It can identify the shift position for determining pointer, design generates corresponding scale image.Ground can be infered, pass through increase in practical operation The number of the detection signal carries out the design accuracy that duplicate measurements is conducive to improve the scale image, and scene needs Production efficiency is balanced with the progress of product quality precision aspect to be considered.
In the design process of the scale image, the first scale is determined by the way that the shift position of the pointer is corresponding, then press The region between adjacent first scale is divided along the direction of rotation of the pointer according to established rule, obtains the second scale. Specifically, the region adjacent first scale can be divided equally, presses down or by interpolation method i.e. according to set function call To the second scale of corresponding region position.To be assembled convenient for the later period, the scale image further include with the meter body one by one Corresponding mark scale;Similarly, the manufacturing method further include in the meter body label form first identifier, described the One mark is corresponded with mark scale.Specifically, the manufacturing method further includes controlling the meter body from shooting platform It is transferred to mark platform, then controls marking machine 206 and is printed in the meter body and obtain first identifier;The meter body is also It can be transferred to shooting platform from mark platform, the printing of the first identifier can be carried out in advance.Certainly, according to actual product need It asks, the scale image also may include other patterns such as product information, company logo etc..
To improve production efficiency, the printing jig that the print system 204 is arranged can fix several quarters to be printed simultaneously Scale 101.The manufacturing method further includes being fixed on several blank discs on the printing jig, then pass through the print system 204 are printed upon the corresponding scale image of several meter bodies on different blank discs respectively.
In conclusion scale image of the pointer instrument of the present invention by Photographing On-line and printing dial 101, so that institute It is corresponding with pointer actual deflection position to state dial 101.Manufacturing device of the present invention and manufacturing method can be according to meter bodies The shift position design of pointer prints corresponding dial 101, and it is unavoidable in manufacture process to eliminate the components such as machine core Generated all kinds of deviations, the pointer instrument no longer needs to capable calibration after the assembly is completed, and measurement accuracy is high, effectively reduces mistake Difference.Also, produced on-site efficiency can also be improved, manufacturing cost is reduced, is easy to implement the Reduced Design and product optimization of structure.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention Or change should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of pointer instrument, including meter body, the dial being mounted in meter body, the meter body, which has, to be referred to Needle and the machine core for being connected to the pointer, it is characterised in that: be printed with scale image on the dial;The meter body connects When receiving set detection signal, the machine core drives the throw of pointer to corresponding shift position, the scale image according to It designs to obtain in the shift position of the pointer of meter body corresponding to the dial.
2. pointer instrument according to claim 1, it is characterised in that: the scale image includes the first scale and is located at The second scale between adjacent first scale, first scale correspond to the shift position of the pointer.
3. pointer instrument according to claim 2, it is characterised in that: second scale will be described according to established rule Region on dial between adjacent first scale is divided along the direction of rotation of the pointer.
4. pointer instrument according to claim 1, it is characterised in that: the scale image further includes and the instrument master Body identifies scale correspondingly.
5. pointer instrument according to claim 4, it is characterised in that: the meter body label is formed with the first mark Know, the first identifier and mark scale correspond.
6. pointer instrument according to claim 1, it is characterised in that: rounded, fan-shaped or square is arranged in the dial Shape.
7. pointer instrument according to claim 1, it is characterised in that: the pointer instrument is mechanical sphygomanometers.
8. a kind of manufacturing device of pointer instrument, it is characterised in that: the manufacturing device includes standard source, job platform, bat System, print system and control system are taken the photograph, the standard source is set to export to the meter body of the pointer instrument Signal is detected, the meter body has pointer and is connected to the machine core of the pointer;The camera system is described to acquire The image of meter body, and corresponding image transmitting to control system is subjected to intelligent recognition, determine the shift position of pointer;Institute Control system is stated according to the shift position of the pointer, design obtains dial chart picture;The print system is to realize the quarter The printing for spending image, obtains the corresponding dial of the meter body.
9. manufacturing device according to claim 8, it is characterised in that: the print system is equipped with printing jig, described Printing jig can be used to realize the fixation of at least two dials to be printed.
10. manufacturing device according to claim 8, it is characterised in that: the manufacturing device further includes marking machine, described to beat Mark machine forms first identifier to mark in the meter body.
CN201910203538.5A 2019-03-18 2019-03-18 Pointer instrument and its manufacturing device Pending CN109875536A (en)

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Application Number Priority Date Filing Date Title
CN201910203538.5A CN109875536A (en) 2019-03-18 2019-03-18 Pointer instrument and its manufacturing device

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Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110789238A (en) * 2019-11-29 2020-02-14 无锡星月科技有限公司 Automatic printing equipment for instrument dial
CN111207885A (en) * 2020-01-16 2020-05-29 太湖华美医疗器材有限公司 Debugging and calibrating device for mechanical sphygmomanometer

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN110789238A (en) * 2019-11-29 2020-02-14 无锡星月科技有限公司 Automatic printing equipment for instrument dial
CN111207885A (en) * 2020-01-16 2020-05-29 太湖华美医疗器材有限公司 Debugging and calibrating device for mechanical sphygmomanometer

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