CN106768619B - Static balance verification platform and equipment - Google Patents
Static balance verification platform and equipment Download PDFInfo
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- CN106768619B CN106768619B CN201611140323.6A CN201611140323A CN106768619B CN 106768619 B CN106768619 B CN 106768619B CN 201611140323 A CN201611140323 A CN 201611140323A CN 106768619 B CN106768619 B CN 106768619B
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- table top
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- lifting mechanism
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
Abstract
The invention discloses a static balance verification platform and equipment, wherein the static balance verification platform comprises: the table top is used for placing the detected instrument; the lifting mechanism is used for placing the table top and controlling the lifting of the table top; the weighing element is arranged between the lifting mechanism and the table top and is used for weighing the table top above the lifting mechanism and the instrument to be weighed; the translation mechanism is used for translating the lifting mechanism and the table top; and the display device is used for displaying the weight measured by the weighing element. The invention can reduce the influence of the self weight of the detected instrument on the detection result as much as possible and improve the detection precision.
Description
Technical Field
The invention belongs to the field of testing instrument verification, and particularly relates to a static balance verification platform and equipment.
Background
Among the existing measuring instruments, there are a large number of instruments for measuring force; after the production and manufacture of the instrument are completed, or after the instrument has been used for a certain period of time, it needs to be certified to determine whether the measured deviation is satisfactory.
When the instrument is checked, the tested instrument needs to be connected with a force output device of the checking device, the tested instrument needs to be completely aligned with the checking device, and in the actual connection process, the complete alignment of the tested instrument and the checking device is very difficult to ensure, because the self weight of the tested instrument can act on the detecting device, the real stress of the tested instrument is different from the force output by the detecting device, and the checking precision of the tested instrument is further influenced.
Disclosure of Invention
The invention aims to provide a static balance verification platform and equipment, which can reduce the influence of the self weight of a detected instrument on a verification result as much as possible and improve the verification precision.
The technical scheme is as follows:
static balance verification platform includes: the table top is used for placing the instrument to be detected; the lifting mechanism is used for placing the table top and controlling the lifting of the table top; the weighing element is arranged between the lifting mechanism and the table top and is used for weighing the table top above the lifting mechanism and the instrument to be weighed; the translation mechanism is used for translating the lifting mechanism and the table top; and the display device is used for displaying the weight measured by the weighing element.
Furthermore, the translation mechanism comprises a translation table, a first guide rail, a second guide rail, a gear and a fixed rack, the second guide rail is arranged on the translation table, the first guide rail is matched with the second guide rail, the gear is matched with the fixed rack, the fixed rack is directly or indirectly connected with the first guide rail, and the gear is arranged on the translation table.
Furthermore, the lifting mechanism comprises a support screw rod, a vertical rotating wheel and a lifting driving part, the vertical rotating wheel and the support screw rod are in the vertical direction in the axial direction, the lifting driving part is connected with the vertical rotating wheel, the vertical rotating wheel is matched with the support screw rod, the weighing element is arranged between the support screw rod and the table board, and the vertical rotating wheel is arranged on the translation mechanism.
Furthermore, a bearing seat is arranged on the translation mechanism, the axial direction of the bearing seat is vertical, a bearing is installed in the bearing seat, and the vertical rotating wheel is arranged in the bearing.
Furthermore, the translation mechanism is provided with an installation box, the installation box is provided with an upper installation plate, a lower installation plate and at least two vertical installation plates, the at least two vertical installation plates are positioned between the upper installation plate and the lower installation plate, and the bearing seat is formed by openings in the middle parts of the upper installation plate and the lower installation plate; the lifting driving part is a horizontal rotating rod, the horizontal rotating rod is matched with the vertical rotating wheel, mounting holes are formed in two vertical mounting plates, and two ends of the horizontal rotating rod are mounted in the mounting holes.
Furthermore, at least two vertical guide rods are connected to the table board, at least two guide holes are formed in the upper mounting plate, and the vertical guide rods are inserted into the guide holes and matched with the guide holes. Be equipped with two at least holes of stepping down on the mounting panel down, each hole of stepping down is corresponding with vertical guide bar, support screw is located between two at least vertical guide bars.
Furthermore, the table top is connected with at least two vertical guide rods, the translation mechanism is provided with at least two guide holes, and the vertical guide rods are inserted into the guide holes and matched with the guide holes. The lifting mechanism is positioned between at least two vertical guide rods.
Static balance verification equipment, comprising: the table top is used for placing the instrument to be detected; the lifting mechanism is used for placing the table top and controlling the lifting of the table top; the weighing element is arranged between the lifting mechanism and the table top and is used for weighing the table top above the lifting mechanism and the instrument to be weighed; the translation mechanism is used for translating the lifting mechanism and the table top; the calibrating device is provided with a force output part, the force output part faces the table board and is used for outputting detection force to the instrument to be calibrated; and the display device is used for displaying the weight measured by the weighing element and the output force of the force output part acting on the detected instrument.
A method of static equilibrium testing, the method comprising the steps of: measuring the weight M1 of the table top and the weight M2 of the device to be measured; placing the detected instrument on the table top, adjusting the lifting mechanism to enable the value M0= M1+ M2 of the weighing element displayed by the display device, and adjusting the translation mechanism to enable the detected instrument to be in butt joint with the force output part of the detection device; force is applied to the detected instrument through a force output part of the detecting device, the force applied by the force output part is displayed as X0 by the display device, the stress displayed by the detected instrument is displayed as X1, and the deviation of the detected instrument is judged by comparing X0 with X1.
It should be noted that:
the foregoing "first and second" do not denote any particular quantity or order, but rather are merely distinguished by name.
The following illustrates the advantages or principles of the invention:
1. before the detected instrument is detected, the detected instrument is weighed, then the detected instrument is placed on the table top, the translation mechanism is adjusted, the detected instrument is in butt joint with the detection equipment, the height of the table top is adjusted through the lifting mechanism, the weight value displayed by the weighing element is the sum of the weight of the table top and the detected instrument, namely the self weight of the detected instrument is balanced through the lifting mechanism, the influence caused by the self weight of the detected instrument is avoided, and the detection precision is improved.
2. The translation mechanism comprises a translation table, a first guide rail, a second guide rail, a gear and a fixed rack, and the translation table can move relative to the first guide rail; because the gear is matched with the fixed rack, when the gear is rotated, the translation table moves in the horizontal direction.
3. The lifting mechanism comprises a supporting screw rod, a vertical rotating wheel and a lifting driving part, the lifting driving part drives the vertical rotating wheel to rotate, the supporting screw rod is driven to move along the up-down direction, and then the height of the table top is adjusted.
4. The translation mechanism is provided with a bearing seat with the axial direction being the vertical direction, and the vertical rotating wheel is arranged in the bearing.
5. The mounting box of the translation mechanism is provided with an upper mounting plate, a lower mounting plate and at least two vertical mounting plates, the middle openings of the upper mounting plate and the lower mounting plate are used for mounting the bearings, the structure is simple, the lifting driving part is a horizontal rotating rod, and the horizontal rotating rod is mounted on the vertical mounting plates.
6. The table top is connected with a vertical guide rod, and the vertical guide rod is matched with the guide hole to prevent the table top from being inclined; and, when vertical runner rotated, this guide bar can carry out spacingly to the mesa, avoided the mesa to produce the rotation of circumferential direction.
Drawings
FIG. 1 is a top view of a static balance verification platform according to an embodiment of the invention;
FIG. 2 isbase:Sub>A view A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a view B-B of FIG. 2;
FIG. 5 is a schematic view of the instrument under test positioned on a static balance calibration platform and connected to a calibration apparatus;
description of reference numerals:
10. table-board, 11, guide bar, 20, weighing element, 31, translation platform, 32, first guide rail, 33, second guide rail, 34, gear, 35, fixed rack, 36, hand wheel, 37, mounting box, 371, upper mounting panel, 3711, uide bushing, 372, lower mounting panel, 3721, abdicating hole, 373, vertical mounting panel, 3741, thrust ball bearing, 3742, deep groove ball bearing, 375, mounting hole, 38, bearing seat, 41, support lead screw, 42, vertical runner, 43, horizontal rotating rod, 431, meshing portion, 44, step motor, 50, instrument to be checked, 60, checking equipment, 61, force output portion, 62, coupler, 70, static balance checking platform.
Detailed Description
The following provides a detailed description of embodiments of the invention.
As shown in fig. 1-4, a static balance verification platform 70, comprising: a table 10 for placing the apparatus 50 to be tested; the lifting mechanism is used for placing the table top 10 and controlling the lifting of the table top 10; the weighing element 20 is arranged between the lifting mechanism and the table top 10 and is used for weighing the table top 10 above the lifting mechanism and the instrument 50 to be tested; the translation mechanism is used for translating the lifting mechanism and the table top 10; and a display device for displaying the weight measured by the weighing cell 20.
The translation mechanism comprises a translation table 31, a first guide rail 32, a second guide rail 33, a gear 34 and a fixed rack 35, the second guide rail 33 is arranged on the translation table 31, the first guide rail 32 is matched with the second guide rail 33, the gear 34 is matched with the fixed rack 35, the fixed rack 35 is directly or indirectly connected with the first guide rail 32, and the gear 34 is arranged on the translation table 31 and connected with a hand wheel 36.
The lifting mechanism comprises a support screw 41, a vertical rotating wheel 42 (in this embodiment, the vertical rotating wheel 42 is a worm wheel, and the axial direction of the vertical rotating wheel 42 is a vertical direction), a lifting driving part, the axial directions of the vertical rotating wheel 42 and the support screw 41 are vertical directions, the lifting driving part is connected with the vertical rotating wheel 42, the vertical rotating wheel 42 is matched with the support screw 41, the weighing element 20 is arranged between the support screw 41 and the table top 10, and the vertical rotating wheel 42 is arranged on the translation mechanism.
The translation mechanism is provided with a bearing seat 38, the axial direction of the bearing seat 38 is vertical, a bearing 374 is installed in the bearing seat 38, the vertical rotating wheel 42 is arranged in the bearing 374, and the specific structure is as follows: the translation mechanism is provided with an installation box 37, the installation box 37 is provided with an upper installation plate 371, a lower installation plate 372 and two vertical installation plates 373, the two vertical installation plates are positioned between the upper installation plate 371 and the lower installation plate 372, and the openings in the middle parts of the upper installation plate 371 and the lower installation plate 372 respectively form the bearing seats 38; the axial directions of the two bearing seats 38 are vertical, a deep groove ball bearing 3742 is arranged between the two bearing seats 38, a thrust ball bearing 3741 is arranged between the deep groove ball bearings 3742, the support screw rod 41 is sleeved in the vertical rotating wheel 42, and the vertical rotating wheel 42 is positioned between the two thrust ball bearings 3741.
The lifting driving part is a horizontal rotating rod 43, the horizontal rotating rod 43 is driven by a stepping motor 44, the horizontal rotating rod 43 is provided with a meshing part 431, the meshing part 431 is matched with the vertical rotating wheel 42 (namely a worm wheel), two vertical mounting plates 373 are provided with mounting holes 375, and two ends of the horizontal rotating rod 43 are mounted in the mounting holes 375.
Four vertical guide rods 11 are connected to the table top 10, four guide holes are formed in the upper mounting plate 371, guide sleeves 3711 are installed in the guide holes, and the vertical guide rods 11 are inserted into the guide sleeves 3711 of the guide holes and matched with the guide holes. The lower mounting plate 372 is provided with four yielding holes 3721, each yielding hole 3721 corresponds to each vertical guide rod 11, and the support screw 41 is located between the four vertical guide rods 11.
Four vertical guide rods 11 are connected to the table top 10, four guide holes are formed in the translation mechanism, and the vertical guide rods 11 are inserted into guide sleeves 3711 of the guide holes and matched with the guide holes. The support screw 41 of the lifting mechanism is located between the four vertical guide bars 11.
The embodiment has the following advantages:
1. before the detected instrument 50 is detected, the detected instrument 50 is weighed, the detected instrument 50 is placed on the table top 10, the translation mechanism is adjusted, the detected instrument 50 is butted with the force output part 61 of the detection device 60 through the coupler 62 (as shown in fig. 5), the height of the table top 10 is adjusted through the lifting mechanism, the weight value displayed by the weighing element 20 is the sum of the weights of the table top 10 and the detected instrument 50, namely, the self weight of the detected instrument 50 is balanced through the lifting mechanism, the influence caused by the self weight of the detected instrument 50 is avoided, and the detection precision is improved.
2. The translation mechanism comprises a translation table 31, a first guide rail 32, a second guide rail 33, a gear 34 and a fixed rack 35, wherein the translation table 31 can move relative to the first guide rail 32; since the gear 34 is engaged with the fixed rack 35, the translation stage 31 moves in the horizontal direction when the gear 34 is rotated.
3. The lifting mechanism comprises a support screw 41, a vertical rotating wheel 42 and a lifting driving part, the lifting driving part drives the vertical rotating wheel 42 to rotate, the support screw 41 is driven to move along the up-down direction, and then the height of the table top 10 is adjusted.
4. The translation mechanism is provided with a bearing seat 38 with the axial direction being vertical, and the vertical rotating wheel 42 is arranged in a bearing 374.
5. The mounting box 37 of the translation mechanism has an upper mounting plate 371, a lower mounting plate 372 and at least two vertical mounting plates 373, the openings in the middle of the upper mounting plate 371 and the lower mounting plate 372 are used for mounting the bearing 374, the structure is simple, the lifting driving part is a horizontal rotating rod 43, and the horizontal rotating rod 43 is mounted on the vertical mounting plate 373.
6. A vertical guide rod 11 is connected to the table top 10, and the vertical guide rod 11 is matched with the guide hole, so that the table top 10 is prevented from being inclined; when the vertical rotary wheel 42 rotates, the guide rod 11 can limit the table top 10, and the table top 10 is prevented from rotating in the circumferential direction.
The above are merely specific embodiments of the present invention, and the scope of the present invention is not limited thereby; any replacement or improvement made without violating the concept of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. Static balance verification platform, its characterized in that includes:
the table top is used for placing the detected instrument;
the lifting mechanism is used for placing the table top and controlling the lifting of the table top;
the weighing element is arranged between the lifting mechanism and the table top and is used for weighing the table top above the lifting mechanism and the instrument to be weighed;
the translation mechanism is used for translating the lifting mechanism and the table top; the horizontal moving mechanism is provided with a bearing seat, the axial direction of the bearing seat is vertical, a bearing is arranged in the bearing seat, the lifting mechanism comprises a supporting screw rod, a vertical rotating wheel and a lifting driving part, the axial directions of the vertical rotating wheel and the supporting screw rod are vertical, the lifting driving part is connected with the vertical rotating wheel, the vertical rotating wheel is matched with the supporting screw rod, the weighing element is arranged between the supporting screw rod and the table board, and the vertical rotating wheel is arranged on the horizontal moving mechanism;
the translation mechanism is provided with an installation box, the installation box is provided with an upper installation plate, a lower installation plate and at least two vertical installation plates, the at least two vertical installation plates are positioned between the upper installation plate and the lower installation plate, and the bearing seat is formed by openings in the middle parts of the upper installation plate and the lower installation plate; the lifting driving part is a horizontal rotating rod which is matched with the vertical rotating wheel, mounting holes are formed in two vertical mounting plates, and two ends of the horizontal rotating rod are mounted in the mounting holes;
before the detected instrument is detected, the detected instrument is weighed, then the detected instrument is placed on the table top, the translation mechanism is adjusted, the detected instrument is in butt joint with detection equipment, the height of the table top is adjusted through the lifting mechanism, the weight value displayed by the weighing element is the sum of the weight of the table top and the detected instrument, and the vertical rotating wheel is placed in the bearing;
and the display device is used for displaying the weight measured by the weighing element.
2. The static balance verification platform of claim 1,
the translation mechanism comprises a translation table, a first guide rail, a second guide rail, a gear and a fixed rack, the second guide rail is arranged on the translation table, the first guide rail is matched with the second guide rail, the gear is matched with the fixed rack, the fixed rack is directly or indirectly connected with the first guide rail, and the gear is arranged on the translation table.
3. The static balance verification platform of claim 2,
at least two vertical guide rods are connected to the table top, at least two guide holes are formed in the upper mounting plate, and the vertical guide rods are inserted into the guide holes and matched with the guide holes; be equipped with two at least holes of stepping down on the mounting panel down, each hole of stepping down is corresponding with vertical guide bar, support screw is located between two at least vertical guide bars.
4. A static balance assay platform as claimed in any one of claims 1 to 2,
the table board is connected with at least two vertical guide rods, the translation mechanism is provided with at least two guide holes, and the vertical guide rods are inserted into the guide holes and matched with the guide holes; the lifting mechanism is positioned between at least two vertical guide rods.
5. Static balance verification equipment, characterized by, includes:
the table top is used for placing the instrument to be detected;
the lifting mechanism is used for placing the table top and controlling the lifting of the table top;
the weighing element is arranged between the lifting mechanism and the table top and is used for weighing the table top above the lifting mechanism and the detected instrument;
the translation mechanism is used for translating the lifting mechanism and the table top;
the calibrating device is provided with a force output part, the force output part faces the table board and is used for outputting detection force to the instrument to be calibrated;
before the detected instrument is detected, the detected instrument is weighed, then the detected instrument is placed on the table top, the translation mechanism is adjusted, the detected instrument is in butt joint with detection equipment, the height of the table top is adjusted through the lifting mechanism, and the weight value displayed by the weighing element is the sum of the weights of the table top and the detected instrument;
and the display device is used for displaying the weight measured by the weighing element and the output force of the force output part acting on the detected instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611140323.6A CN106768619B (en) | 2016-12-12 | 2016-12-12 | Static balance verification platform and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611140323.6A CN106768619B (en) | 2016-12-12 | 2016-12-12 | Static balance verification platform and equipment |
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| Publication Number | Publication Date |
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| CN106768619A CN106768619A (en) | 2017-05-31 |
| CN106768619B true CN106768619B (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611140323.6A Active CN106768619B (en) | 2016-12-12 | 2016-12-12 | Static balance verification platform and equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596410A (en) * | 2019-01-22 | 2019-04-09 | 广州计量检测技术研究院 | The reaction frame system of standing balance antifriction apparatus and horizontal pulling force Standard Machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2159554A1 (en) * | 2008-08-29 | 2010-03-03 | Mettler-Toledo AG | Method for monitoring the status of a power measuring device, power measuring device and power measuring module |
| CN102607767A (en) * | 2012-04-17 | 2012-07-25 | 苏州龙盛测试设备有限公司 | Calibration device for multi-component sensor |
| CN204007977U (en) * | 2014-05-22 | 2014-12-10 | 陕西金飞马测控技术有限公司 | Torque calibrator |
| CN204612861U (en) * | 2015-02-16 | 2015-09-02 | 孙庆军 | Portable force measuring measuring device |
| CN206348101U (en) * | 2016-12-12 | 2017-07-21 | 广州计量检测技术研究院 | Standing balance detecting platform and equipment |
-
2016
- 2016-12-12 CN CN201611140323.6A patent/CN106768619B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2159554A1 (en) * | 2008-08-29 | 2010-03-03 | Mettler-Toledo AG | Method for monitoring the status of a power measuring device, power measuring device and power measuring module |
| CN102607767A (en) * | 2012-04-17 | 2012-07-25 | 苏州龙盛测试设备有限公司 | Calibration device for multi-component sensor |
| CN204007977U (en) * | 2014-05-22 | 2014-12-10 | 陕西金飞马测控技术有限公司 | Torque calibrator |
| CN204612861U (en) * | 2015-02-16 | 2015-09-02 | 孙庆军 | Portable force measuring measuring device |
| CN206348101U (en) * | 2016-12-12 | 2017-07-21 | 广州计量检测技术研究院 | Standing balance detecting platform and equipment |
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| CN106768619A (en) | 2017-05-31 |
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