CN204854943U - Foldable closed -loop control's electronic price computing scale calibrating device - Google Patents
Foldable closed -loop control's electronic price computing scale calibrating device Download PDFInfo
- Publication number
- CN204854943U CN204854943U CN201520285806.XU CN201520285806U CN204854943U CN 204854943 U CN204854943 U CN 204854943U CN 201520285806 U CN201520285806 U CN 201520285806U CN 204854943 U CN204854943 U CN 204854943U
- Authority
- CN
- China
- Prior art keywords
- support
- fixed
- electronic price
- computing scale
- price computing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a foldable closed -loop control's electronic price computing scale calibrating device. The device can calibrate electronic price computing scale, and small in size is collapsible, and the quality is light, conveniently carries. The device is main including folding leg, linear stepping motor, single -point cantilever beam type weighing sensor and signal acquisition and processing circuit etc. Stepper motor drives single -point cantilever beam type weighing sensor is downward relatively heavy per unit volume, replaces standard test weight realization power value load, gathers the real time pressure value through the sensor and adds the uninstallation with the worth relatively control stepper motor of target power, realizes closed -loop control's the worth load of accurate power, reduces the error. The utility model discloses a folded cascade mechanical structure conveniently carries, alleviates staff's intensity of labour, easily electronic price computing scale's on -the -spot calibration.
Description
Technical field
The utility model relates to a kind of electronic price computing scale calibrating installation, especially relates to a kind of electronic price computing scale calibrating installation of collapsible closed-loop control.
Background technology
Electronic price computing scale has valuation functions, relates to trade settlement, is the most frequently used weighing apparatus product, is widely used in the every field such as industry, agricultural, business.Meanwhile, as one of six kinds of measurement instruments of China's key-point management, belong to state compulsion certification utensil, comprise examine and determine first, use in calibrating and periodic calibration.In addition, the measuring control ubiquity of electronic price computing scale the lower problem of first inspection qualification rate.Therefore, for the accurate-metering of the electronic price computing scale of trade settlement, to China's mass metrology system and fair trading important in inhibiting.
Existing electronic price computing scale calibration steps mainly contains: (1) manually loads calibration of weight method, and the method requires large to the labour intensity of staff, and inefficiency; (2) machine automatization loads calibration of weight method, be loaded on electronic scales by standard test weight, but this machine structural parts is many by driving mechanism, complicated, is not easy to carry; (3) non-calibration of weight method, the pressure adopting mechanical hook-up to produce replaces counterweight, selects S type sensor as standard calibrated electronic scale, but device exists the problems such as volume is large, quality heavy, sensor accuracy is low.Above method adds the degree of difficulty of on-the-spot standard invariably.
Summary of the invention
For the deficiency of background technology, the purpose of this utility model is the electronic price computing scale calibrating installation providing a kind of collapsible closed-loop control, and this device can realize the function of calibrated electronic balance, and compact is collapsible, is convenient for carrying.
In order to solve the problem, the technical solution adopted in the utility model is:
Support in the utility model is vertically fixed on supporting seat by two corner fittings, and support is connected by hinge with runing rest, folds up and down for whole device; First location cross bar and the second location cross bar are fixed on runing rest, and I shape base is fixed on above-mentioned two location cross bars, for installing gravity generating means; Support bar one end is by axle one connecting support seat, and support bar can upwards rotate convenient folding; The other end connects L-type brace, and simultaneously also by corner fittings fixed support cross bar, support bar and support rail coordinate formation face, ensure that electronic scales is steadily placed; The L-type brace other end is provided with O nibs, and passing hole and locking knob coordinate, and realizes the rotation of feet and fixes; Spacer is connected by axle two with support bar, spacer there are two arc positioning ports, when device launches, connect the clamping body on the positioning port of spacer far-end and support, form three-legged structure, make whole device more firm, time folding, connect spacer proximally-located mouth to be connected with the clamping body on runing rest, prevent from rocking before and after runing rest; Each supporting seat is also equipped with two universal wheels, device is easy to carry, facilitates field calibration.
Furtherly, described gravity generating means comprises linear stepping motor, single-point cantilever type weighing sensor and impact damper; Wherein, described single-point cantilever type weighing sensor adopts aluminum alloy materials, and precision is ± 0.0167%; Described impact damper comprises buffering urceolus, metal-rubber, buffer cover, buffer shaft and taper loading head; Impact damper is by being fixed on the loading end of single-point cantilever type weighing sensor; Metal-rubber is inserted in buffering urceolus; Buffer shaft inserts in buffering urceolus; Buffer cover is enclosed within buffering urceolus by threaded engagement; Taper loading head is fixed on the lower end of buffer shaft by screw thread.
Furtherly, hinge is made up of upper hinge, lower jaw, positioning bead and coupling shaft; Wherein said upper hinge is fixed on runing rest; Lower jaw is fixed on support; Coupling shaft connects upper lower jaw; There is the groove of four ball-types the connecting shaft end both sides of upper hinge, respectively have a positioning bead inside the connecting shaft end of lower jaw.
Compared with background technology, the beneficial effects of the utility model are:
(1) electronic price computing scale of device adjustable 0 ~ 30kg, more than verification scale interval 10g.
(2) robotization gravitational load, can realize one man operation, improves calibrating efficiency, reduces intensity of workers.
(3) physical construction adopts folding, and quality is light, and volume is little, is convenient for carrying, and facilitates the field calibration of electronic scales.
(4) select single-point cantilever type weighing sensor, can realize accurate gravitational load, sensor accuracy is high, is easy to install and dismounting.
Accompanying drawing explanation
Fig. 1 is structural perspective of the present utility model;
Fig. 2 is folding right view;
Fig. 3 is buffer structure figure;
Fig. 4 is the side view after hinge is disassembled;
In figure: 1. I shape base; 2. slide unit; 3. slide rail; 4. locate cross bar a; 5. locate cross bar b; 6. runing rest; 7. clamping body; 8. go up hinge; 9. coupling shaft; 10. lower jaw; 11. spacers; 12. supports; 13. axle a; 14. supporting seats; 15. universal wheels; 16. axle b; 17.L type brace; 18. locking knob a; 19. support rails; 20. feets; 21. corner fittings; 22. support bars; 23. single-point cantilevered LOAD CELLS; 24. firm banking a; 25. linear stepping motors; 26. ball nuts; 27. screw mandrels; 28. firm banking b; 29. locking knob b; 30. star knobs; 31. staies; 32. buffering urceolus; 33. metal-rubbers; 34. buffer cover; 35. buffer shafts; 36. taper loading heads; 37. lock cams; 38. positioning beads.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, support 12 is vertically fixed on supporting seat 14 by two corner fittings 21, and support 12 is connected by hinge with runing rest 6, folds up and down for whole device; Location cross bar a4 and location cross bar b5 is fixed on runing rest 6 by two corner fittings, and I shape base 1 is fixed by screws on cross bar, for installing gravity generating means; Gravity generating means comprises linear stepping motor 25, single-point cantilever type weighing sensor 23 and impact damper, linear stepping motor 25 is fixed on slide unit 2 outer face by four bolts and four clamp nuts, single-point cantilever type weighing sensor 23 is fixed on the screw thread place of linear stepping motor 25 lower end screw mandrel, and impact damper is fixed by screws in the loading end of single-point cantilever type weighing sensor 23; Ball nut 26 is fixed on slide unit 2 inner face by six screws, slide rail 3 is through slide unit two ends, the star knob 30 on rotary screw rod 27 top, ball nut 26 coordinates with screw mandrel 27 and drives slide unit 2 to move up and down along slide rail 3, and star knob 30 is fixed on screw mandrel 26 by screw thread; Screw mandrel 26 and slide rail 3 are fixed on firm banking a24 and firm banking b28, firm banking a24 and firm banking b28 is fixed by screws in the two ends up and down of I shape base 1, I shape base 1 upper surface is by screw fixing and locking sheet 31, and stay 31 and set nut b29 lock screw mandrel 27; Support bar 22 one end is by axle a13 connecting support seat 14, and support bar 22 can upwards rotate convenient folding; The other end is connected by screw L-type brace 17, and simultaneously also by corner fittings fixed support cross bar 19, support bar 22 and support rail 19 coordinate formation face, ensures that electronic scales is steadily placed; L-type brace 17 other end is provided with O nibs, and passing hole and locking knob a18 coordinate, and realizes the rotation of feet 20 and fixes; Spacer 11 is connected by axle b16 with support bar 22, spacer 11 there are two arc positioning ports, when device launches, connect the clamping body 7 on the positioning port of spacer 11 far-end and support 12, form three-legged structure, make whole device more firm, time folding, connect spacer 11 proximally-located mouth to be connected with clamping body on runing rest 6, prevent from rocking before and after runing rest 6; Each supporting seat 14 is also equipped with two universal wheels 15, device is easy to carry, facilitates field calibration.
As shown in Figure 2, after calibration terminates, first unclamp lock cam 37, folded downwards by runing rest 6, spacer 11 rotates the clamping body 7 departed from support, support bar 22 is rotated upwardly to parallel with support 12, connect the clamping body 7 on spacer 11 and runing rest 6, unclamp locking knob 18, rotary support pin 20 is as the parallel position of support 12, rotational lock knob 18 is fixed again, folding of finishing device.
As shown in Figure 3, impact damper comprises: buffering urceolus 32, metal-rubber 33, buffer cover 34, buffer shaft 35 and taper loading head 36; Impact damper is fixed by screws in the loading end of single-point cantilever type weighing sensor 23; Metal-rubber is put 33 and is entered to cushion in urceolus 32; Buffer shaft 35 inserts in buffering urceolus 32; Buffer cover 34 is enclosed within buffering urceolus 32 by threaded engagement; Taper loading head 36 is fixed on the lower end of buffer shaft 35 by screw thread.
As shown in Figure 4, hinge is made up of upper hinge 8, lower jaw 10, positioning bead 38 and coupling shaft 9.Wherein said upper hinge 8 is fixed by screws on runing rest 6; Lower jaw 10 is fixed by screws on support 12; Coupling shaft 9 connects upper hinge 8 and lower jaw 10; There is the groove of four ball-types the connecting shaft end both sides of upper hinge 8, respectively have a positioning bead 38 inside the connecting shaft end of lower jaw 10.
Working method of the present utility model is as follows: first opened by step by folding device, various piece locking is firm, after electronic scales is placed on support rail 19, place steadily, rotating segment knob 30 again, gravity generating means is made to move downwardly to impact damper contact scale face, rotation lock knob b29, locking screw mandrel 27.Host computer arranges loaded value, and clicks motor loading, the numerical value of the loaded value and electronic scales display that compare setting obtains error, completes one-time detection, and rear click motor unloading, gravity generating means returns to initial position.During calibration, according to JJG539-97 " digital self-indicating scale vertification regulation ", obtain the error of electronic scales, whether error of calculation amount exceedes the limits of error, exceedes then for defective, otherwise is qualified.After calibration, take off electronic scales, by folding device.
Claims (3)
1. the electronic price computing scale calibrating installation of a collapsible closed-loop control, it is characterized in that: support (12) is vertically fixed on supporting seat (14) by two corner fittings (21), support (12) is connected by hinge with runing rest (6), folds up and down for whole device; First location cross bar (4) and the second location cross bar (5) are fixed on runing rest (6), and I shape base (1) is fixed on above-mentioned two location cross bars, for installing gravity generating means; Support bar (22) one end is by axle one (13) connecting support seat (14), and support bar (22) can upwards rotate convenient folding; The other end connects L-type brace (17), and simultaneously also by corner fittings fixed support cross bar (19), support bar (22) and support rail (19) coordinate formation face, ensure that electronic scales is steadily placed; L-type brace (17) other end is provided with O nibs, and passing hole and locking knob (18) coordinate, and realizes the rotation of feet (20) and fixes; Spacer (11) is connected by axle two (16) with support bar (22), spacer (11) there are two arc positioning ports, when device launches, connect the clamping body (7) on the positioning port of spacer (11) far-end and support (12), form three-legged structure, make whole device more firm, time folding, connect spacer (11) proximally-located mouth to be connected with the clamping body on runing rest (6), prevent from rocking before and after runing rest (6); Each supporting seat (14) is also equipped with two universal wheels (15), device is easy to carry, facilitates field calibration.
2. the electronic price computing scale calibrating installation of collapsible closed-loop control according to claim 1, is characterized in that: described gravity generating means comprises linear stepping motor (25), single-point cantilever type weighing sensor (23) and impact damper; Wherein, described single-point cantilever type weighing sensor (23) adopts aluminum alloy materials, and precision is ± 0.0167%; Described impact damper comprises buffering urceolus (32), metal-rubber (33), buffer cover (34), buffer shaft (35) and taper loading head (36); Impact damper is by being fixed on the loading end of single-point cantilever type weighing sensor (23); Metal-rubber is put (33) enters to cushion in urceolus (32); Buffer shaft (35) inserts in buffering urceolus (32); Buffer cover (34) is enclosed within buffering urceolus (32) by threaded engagement; Taper loading head (36) is fixed on the lower end of buffer shaft (35) by screw thread.
3. the electronic price computing scale calibrating installation of collapsible closed-loop control according to claim 1, is characterized in that: hinge is made up of upper hinge (8), lower jaw (10), positioning bead (38) and coupling shaft (9); Wherein said upper hinge (8) is fixed on runing rest (6); Lower jaw (10) is fixed on support (12); Lower jaw in coupling shaft (9) connection; There is the groove of four ball-types the connecting shaft end both sides of upper hinge (8), respectively have a positioning bead (38) inside the connecting shaft end of lower jaw (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520285806.XU CN204854943U (en) | 2015-05-05 | 2015-05-05 | Foldable closed -loop control's electronic price computing scale calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520285806.XU CN204854943U (en) | 2015-05-05 | 2015-05-05 | Foldable closed -loop control's electronic price computing scale calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204854943U true CN204854943U (en) | 2015-12-09 |
Family
ID=54745483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520285806.XU Withdrawn - After Issue CN204854943U (en) | 2015-05-05 | 2015-05-05 | Foldable closed -loop control's electronic price computing scale calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204854943U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092009A (en) * | 2015-05-05 | 2015-11-25 | 中国计量学院 | Folding electronic pricing scale calibrating device through closed loop control |
| CN109313068A (en) * | 2016-04-07 | 2019-02-05 | 乔治·E·科查诺斯基 | Scale for intermodal freight containers |
-
2015
- 2015-05-05 CN CN201520285806.XU patent/CN204854943U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092009A (en) * | 2015-05-05 | 2015-11-25 | 中国计量学院 | Folding electronic pricing scale calibrating device through closed loop control |
| CN105092009B (en) * | 2015-05-05 | 2017-09-22 | 中国计量学院 | The electronic price computing scale calibrating installation of collapsible closed-loop control |
| CN109313068A (en) * | 2016-04-07 | 2019-02-05 | 乔治·E·科查诺斯基 | Scale for intermodal freight containers |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207214953U (en) | A kind of engine-mounting bracket detection means | |
| CN204854943U (en) | Foldable closed -loop control's electronic price computing scale calibrating device | |
| CN202329505U (en) | Position error inspection jig | |
| CN207741732U (en) | A kind of auxiliary device measuring scroll plate curved surface roughness | |
| CN206891656U (en) | Adjustable pitch propeller static balance measurement apparatus | |
| CN107121102B (en) | Pipe fitting inspection platform | |
| CN204854519U (en) | Five -axle linkage lathe RTCP dynamic precision calibration device | |
| CN114353704B (en) | Roof levelness detection device | |
| CN105092009A (en) | Folding electronic pricing scale calibrating device through closed loop control | |
| CN201765051U (en) | Weighing sensor corner load error tester | |
| CN103148925A (en) | Portable high-precision electronic price computing scale certification device | |
| CN208588502U (en) | A kind of bullet arrow quality center of mass rotary inertia testboard | |
| CN212342118U (en) | Experimental device for measuring Young modulus of metal wire | |
| CN204554285U (en) | A kind of multi inertial sensor testing apparatus detects frock | |
| CN108317973A (en) | A kind of full rotation type single-wheel vehicle four-wheel position finder calibrating installation and method | |
| CN202994481U (en) | Fixed type calibrating device for vehicle four-wheel aligner | |
| CN205981543U (en) | Three -dimensional force transducer dynamic response calibration device based on servo drive loading | |
| CN202974132U (en) | Rapid tooth thickness inspection fixture | |
| TWI345625B (en) | A portable automatic calibrating equipment for precise measurement of spatial coordinates | |
| CN204255489U (en) | A kind of weighing apparatus metrology and measurement simulation counterweight charger | |
| CN209198249U (en) | Shore durometer calibrating installation | |
| CN217541880U (en) | Calibrating device for horizontal wheel alignment measuring instrument and portable brake performance tester | |
| CN207343835U (en) | Boring machine means for correcting | |
| CN102278934A (en) | Calibration method and device of large-scale curvature sample plate | |
| CN203519020U (en) | Level calibrator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20170922 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20170922 |