CN204165475U - A kind of auxiliary device for measuring force for general calipers calibrating - Google Patents
A kind of auxiliary device for measuring force for general calipers calibrating Download PDFInfo
- Publication number
- CN204165475U CN204165475U CN201420573992.2U CN201420573992U CN204165475U CN 204165475 U CN204165475 U CN 204165475U CN 201420573992 U CN201420573992 U CN 201420573992U CN 204165475 U CN204165475 U CN 204165475U
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- sensor
- mounting block
- sensor mounting
- calibrating
- thin beam
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Abstract
The utility model relates to a kind of auxiliary device for measuring force for general calipers calibrating, belong to geometric sense metrological testing technology field, comprise thin beam measuring load sensor, one group of sensor mounting block, rubber contact, sensor connector, finger fixed part, digital display device, wherein, thin beam measuring load sensor adopts one group of sensor mounting block fixed installation, rubber contact is fixed on the front portion of sensor mounting block, and finger fixed part is fixed on the rear side of sensor mounting block by sensor connector; Digital display device is connected by sensor cable with thin beam measuring load sensor.The thrust of thumb is applied on the roller of slide calliper rule by rubber contact by the utility model, gathering sill determination force direction, and force value is shown in real time by digital display device, solves the problem that measurement verification and user of service quantitatively cannot hold thrust size; Meanwhile, this auxiliary device for measuring force has portable, quick, intuitive and accurate feature.
Description
Technical field
The utility model belongs to geometric sense metrological testing technology field, is specifically related to a kind of for the auxiliary device for measuring force of general calipers in metering and measuring process.
Background technology
Specify according to national verification norm standard JJG30-2012 " general calipers vertification regulation ", general calipers mainly contains: several large classes such as vernier caliper, digital display calliper, depth gage, dial caliper, when evaluating the slide calliper rule error of indication, require that testing person applies certain thrust by standard gauge block or measured piece clamping, the size of applied thrust should between 3N ~ 5N.
At present, measurement verification person or survey crew are in the process using slide calliper rule, and do not use device for measuring force, for experience and the subjective judgement of the size Main Basis personnel of applied thrust, be difficult to the quantitative unification accomplishing thrust, artificial uncertainty is larger.The problem brought thus is, different survey crews, and when using same slide calliper rule to implement to measure to same object, because the difference of applied thrust can cause the inconsistent of measurement result, the difference of the larger measurement result of difference of thrust is also larger.Require in JJG30-2012 that the extreme value of below the 70mm error of indication is ± 0.02mm, for a lot of digital display calliper, the thrust differing 2,3 Ns will likely cause measurement result overproof, cause slide calliper rule be judged to defective or process underproof workpiece, this problem especially embodies obviously in the calibrating or measuring process of the digital display calliper higher to sensitivity.
So unify thrust value by slide calliper rule dynamometer in calibrating or measuring process, for judge slide calliper rule meter characteristic, improve accuracy of measurement, control ability etc. of improving the quality of products all has very important significance.
Utility model content
The purpose of this utility model is to provide a kind of auxiliary device for measuring force for general calipers calibrating.
The technical solution of the utility model is as follows: a kind of auxiliary device for measuring force for general calipers calibrating, comprises thin beam measuring load sensor, one group of sensor mounting block, rubber contact, sensor connector, finger fixed part, digital display device.Wherein thin beam measuring load sensor adopts one group of sensor mounting block fixed installation, and rubber contact is fixed on the front portion of sensor mounting block, and finger fixed part is fixed on the rear side of sensor mounting block by sensor connector; Digital display device is connected by sensor cable with thin beam measuring load sensor.
Sensor mounting block mainly comprises a sensor mounting block A, sensor mounting block B, two sensor mounting block C, sensor mounting block A is connected with rubber contact, one end of sensor mounting block A, thin beam measuring load sensor and sensor mounting block B are linked together by socket head cap screw and short register pin and are located, and the other end of two sensor mounting block C and thin beam measuring load sensor is linked together by screw and long register pin and sensor connector and located.
Sensor connector is connected with finger fixed part by highly regulating fixture block, and annular knurl jackscrew highly regulates the position of fixture block by regulating, the center of rubber contact is flushed with slide calliper rule roller.
Finger fixed part comprises finger holder, gathering sill and thumb band, and finger holder both sides are provided with band mounting ear, and thumb band is arranged among band mounting ear, and form thumb placement space, gathering sill and slide calliper rule are adjacent to setting.
Digital display device comprises display circuit, clearing button, malfunction indicator lamp, status indicator lamp, LCDs, switch key and calibration knob, display circuit receives by sensor cable the thrust signal coming from thin beam measuring load sensor and is also shown in real time in LCDs, reset button, switch key and calibration knob to be connected with display circuit, display circuit changes according to the color of the size state of a control pilot lamp of thrust signal and the light on and off of working state control malfunction indicator lamp according to device.
Described thin beam measuring load sensor measurement range is 0N ~ 20N, and length is 255mm ~ 35mm, and width is 7mm ~ 10mm, and thickness is 0.5mm ~ 1mm.
Described finger holder length is 35mm ~ 50mm, and width is 15mm ~ 30mm, is highly 25mm ~ 50mm.
Described digital display device length is 35mm ~ 50mm, and width is 30mm ~ 50mm, is highly 10mm ~ 30mm.
The Atmeg128L chip that described display circuit adopts atmel corp to produce.
Remarkable result of the present utility model is: use this device, thumb can be fixed on mount pad, the thrust of thumb is applied on the roller of slide calliper rule by rubber contact, gathering sill determination force direction, force value is shown in real time by digital display device, solves the problem that measurement verification and user of service quantitatively cannot hold thrust size; Meanwhile, this auxiliary device for measuring force has portable, quick, intuitive and accurate feature, and measuring error is less than 1%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is facing of Fig. 1 physical construction partial enlargement and overlooks respective view;
Fig. 3 is implementation process schematic diagram;
Fig. 4 is the schematic block circuit diagram of digital display device.
In figure: 1, socket head cap screw; 2, rubber contact; 3, thin beam measuring load sensor; 4, screw; 5, long register pin; 6, sensor mounting block C; 7, sensor connector; 8, annular knurl jackscrew; 9, band mounting ear; 10, holder is pointed; 11, highly fixture block is regulated; 12, sensor installing component B; 13, short register pin; 14, sensor mounting block A; 15, gathering sill, 16, sensor cable; 17, button is reset; 18, malfunction indicator lamp; 19, status indicator lamp; 20, LCDs; 21, switch key; 22, knob is calibrated; 23, digital display device; 24, slide calliper rule; 25, slide calliper rule roller; 26, thumb; 27, thumb band.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
As Figure 1-4, a kind of auxiliary device for measuring force for general calipers calibrating comprises socket head cap screw 1, rubber contact 2, thin beam measuring load sensor 3, screw 4, long register pin 5, sensor mounting block C6, sensor connector 7, annular knurl jackscrew 8, finger holder 10, sensor installing component B12, short register pin 13, sensor mounting block A14, sensor cable 16, digital display device 23, thumb band 27.Wherein, rubber contact 2 is connected with sensor mounting block A14, socket head cap screw 1 and short register pin 13 are by sensor mounting block A14, one end and the sensor installing component B12 of thin beam measuring load sensor 3 link together and locate, screw 4 and long register pin 5 are by two sensor mounting block C6, the other end and the sensor connector 7 of thin beam measuring load sensor 3 link together and locate, sensor connector 7 is connected with finger holder 10 by highly regulating fixture block 11, manually tighten annular knurl jackscrew 8 and be adjusted to correct position by highly regulating the height of fixture block 11, alignd with slide calliper rule roller 25 in the center of rubber contact 2, by thumb band 27 through band mounting ear 9 thumb 26 with point holder 10 and fit and contact and tighten, adjustment finger holder 10 position makes gathering sill 15 be adjacent to slide calliper rule 24, thumb 26 along guide direction to force, by rubber contact 2, thrust is passed to slide calliper rule 24, digital display device 23 is connected with thin beam measuring load sensor 3 by sensor cable 16, switch key 21 is for switching on and shutting down, before force, press clearing button 17 force value is reset, thrust magnitude can be presented in LCDs 20 by digital display device 23 in real time, malfunction indicator lamp 18 lights, and represents that cable connects or digital display device 23 breaks down, status indicator lamp 19 flashes the redlight and represents that force value is outside 3 ~ 5N scope, otherwise green light lights and represents that force value is within 3 ~ 5N scope, digital display device 23 should carry out indicating value calibration by regulating calibration knob 22 before use.
A kind of auxiliary device for measuring force for general calipers calibrating involved by the utility model, wherein display circuit adopts the Atmeg128L chip that atmel corp produces, because this chip belongs to commercially available circuit common control chip, those skilled in the art can realize the controlling functions of this chip according to corresponding interface, therefore repeat no more for control section detailed circuit.The measurement range of its thin beam measuring load sensor 3 is 0N ~ 20N, the usable range of 3N ~ 5N can being covered, and allow certain overload quantity, according to selecting the different optional range of size of the material of Bao Liang being: length 25mm ~ 35mm, width 7mm ~ 10mm, thickness 0.5mm ~ 1mm; Finger holder 10 needs to mate with the size of thin beam measuring load sensor 3, and its range of size is: length 35mm ~ 50mm, width 15mm ~ 30mm, height 25mm ~ 50mm; Adopt different circuit level designs, the physical dimension scope of digital display device is: length 35mm ~ 50mm, width 30mm ~ 50mm, height 10mm ~ 30mm.
Claims (6)
1. the auxiliary device for measuring force for general calipers calibrating, comprise thin beam measuring load sensor (3), one group of sensor mounting block, rubber contact (2), sensor connector (7), finger fixed part, digital display device (23), it is characterized in that: thin beam measuring load sensor (3) adopts one group of sensor mounting block fixed installation, rubber contact (2) is fixed on the front portion of sensor mounting block, and finger fixed part is fixed on the rear side of sensor mounting block by sensor connector; Digital display device (23) is connected by sensor cable (16) with thin beam measuring load sensor (3).
2. as claimed in claim 1 for the auxiliary device for measuring force of general calipers calibrating, it is characterized in that: sensor mounting block mainly comprises a sensor mounting block A (14), a sensor mounting block B (12), two sensor mounting block C (6), sensor mounting block A (14) is connected with rubber contact (2), sensor mounting block A (14), one end of thin beam measuring load sensor (3) and sensor mounting block B (12) are linked together by socket head cap screw (1) and short register pin (13) and are located, two sensor mounting block C (6) are linked together and locate by screw (4) and long register pin (5) with sensor connector (7) with the other end of thin beam measuring load sensor (3).
3. as claimed in claim 2 for the auxiliary device for measuring force of general calipers calibrating, it is characterized in that: sensor connector (7) is connected with finger fixed part by highly regulating fixture block (11), annular knurl jackscrew (8) highly regulates the position of fixture block (11) by regulating, the center of rubber contact (2) is flushed with slide calliper rule roller (25).
4. the auxiliary device for measuring force for general calipers calibrating as described in claim 1,2 or 3, it is characterized in that: finger fixed part comprises finger holder (10), gathering sill (15) and thumb band (27), finger holder (10) both sides are provided with band mounting ear (9), thumb band (27) is arranged among band mounting ear (9), form thumb placement space, gathering sill (15) and slide calliper rule are adjacent to setting.
5. as claimed in claim 4 for the auxiliary device for measuring force of general calipers calibrating, it is characterized in that: digital display device (23) comprises display circuit, reset button (17), malfunction indicator lamp (18), status indicator lamp (19), LCDs (20), switch key (21) and calibration knob (22), display circuit receives by sensor cable (16) thrust signal coming from thin beam measuring load sensor (3) and is also shown in real time in LCDs, reset button (17), switch key (21) and calibration knob (22) are connected with display circuit, the light on and off of the working state control malfunction indicator lamp of display circuit according to the change of the color of the size state of a control pilot lamp of thrust signal and according to device.
6. as claimed in claim 5 for the auxiliary device for measuring force of general calipers calibrating, it is characterized in that: the Atmeg128L chip that described display circuit adopts atmel corp to produce.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573992.2U CN204165475U (en) | 2014-09-26 | 2014-09-26 | A kind of auxiliary device for measuring force for general calipers calibrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573992.2U CN204165475U (en) | 2014-09-26 | 2014-09-26 | A kind of auxiliary device for measuring force for general calipers calibrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204165475U true CN204165475U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420573992.2U Expired - Fee Related CN204165475U (en) | 2014-09-26 | 2014-09-26 | A kind of auxiliary device for measuring force for general calipers calibrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204165475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006563A (en) * | 2019-12-10 | 2020-04-14 | 北方特种能源集团有限公司西安庆华公司 | Vernier measuring tool comprehensive detection device |
-
2014
- 2014-09-26 CN CN201420573992.2U patent/CN204165475U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111006563A (en) * | 2019-12-10 | 2020-04-14 | 北方特种能源集团有限公司西安庆华公司 | Vernier measuring tool comprehensive detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Yan Lei Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Yan Lei Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150926 |
|
| EXPY | Termination of patent right or utility model |