CN106289643A - The center of gravity measurement frock of on-circular cross-section product - Google Patents
The center of gravity measurement frock of on-circular cross-section product Download PDFInfo
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- CN106289643A CN106289643A CN201610911482.5A CN201610911482A CN106289643A CN 106289643 A CN106289643 A CN 106289643A CN 201610911482 A CN201610911482 A CN 201610911482A CN 106289643 A CN106289643 A CN 106289643A
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- support
- product
- locating piece
- center
- circular cross
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/12—Static balancing; Determining position of centre of gravity
- G01M1/122—Determining position of centre of gravity
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Balance (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses the center of gravity measurement frock of a kind of on-circular cross-section product, including: pedestal, it includes orthogonal first and second supports, and one end of the second support is fixed on the first support, and the bottom of the two ends of the first support and the other end of the second support is provided with weight measuring equipment；Two the first locating pieces, one of them first locating piece is fixed on the first support, and another is movably arranged at the other end of the second support, and two the first locating pieces align along the length direction of the first support and arrange；Two the second locating pieces, two the second locating pieces are removable installed in the top of two the first locating pieces the most respectively, and also the length direction along the first support aligns and arranges；First locating piece is in close contact with product to be measured, and the second locating piece is in close contact with product to be measured.This tool structure is easy, machining after integral solder molding, saves assembling link, calculates size and participates in calculating by the measured value after actual measurement machine-shaping, reduces systematic error.
Description
Technical field
The invention belongs to field of measuring technique, relate to the center of gravity measurement frock of a kind of on-circular cross-section product.
Background technology
Being that on-circular cross-section, size be less, the product of lighter in weight for such as cross section, center of gravity data is as this product
Important technology index, requires higher to accuracy of measurement, and conventional measuring method is difficult to meet requirement.The weight that this series products is conventional
Heart measuring method is: product is placed on weighing bracket by former and later two armful of ring, respectively places under four fulcrums of weighing bracket
One tableland scale, determines center of gravity by 4 force measuring methods.4 dynamometry frocks are the most split type frock, weigh every time and need adjustment
Front and back frock to heart precision, calibration procedures manual operation randomness is relatively big, and front and back frock is the highest to heart precision, Bao Huan center with
The registration accuracy of product axial line also cannot ensure, 4 dynamometry frocks are assembly in addition, and the fit-up gap of frock can be with product
Product distribution of weight produces certain change, and systematic error is bigger.(on-circular cross-section, size are little, heavy for this product for 4 measurement frocks
Amount is light) mass center measurement precision relatively low, the less stable of measurement result, confidence level is relatively low.Therefore for on-circular cross-section, size
The center of gravity measurement frock of product design degree of precision little, lightweight seems particularly necessary.
Summary of the invention
It is an object of the invention to solve at least the above and/or defect, and at least will be described later excellent is provided
Point.
It is a still further object of the present invention to provide the center of gravity measurement frock of a kind of on-circular cross-section product.
To this end, the technical scheme that the present invention provides is:
A kind of center of gravity measurement frock of on-circular cross-section product, including:
Pedestal, it is described that it includes that orthogonal first support and the second support, one end of described second support are fixed on
On first support, the bottom of the two ends of described first support and the other end of described second support is provided with weight measurement and sets
Standby；
Two the first locating pieces, one of them first locating piece is fixed on described first support, another first location
Block is movably arranged at the other end of described second support, and two described first locating pieces are along the length side of described first support
Arrange to alignment；
Two the second locating pieces, two described second locating pieces are removable installed in said two first the most respectively to be determined
The top of position block, and said two the second locating piece is also along the length direction alignment setting of described first support；
And, described first locating piece is in close contact with product to be measured to position described product to be measured, and described second is fixed
Position block is in close contact with described product to be measured to position described product to be measured.
Preferably, the center of gravity measurement frock of described on-circular cross-section product, also include:
Three bulbs support, one end that described three bulbs support each be respectively and fixedly connected with in the two ends of described first support and
At the other end of described second support, the other end that described three bulbs support each is respectively and fixedly connected with to be surveyed in corresponding described weight
On amount equipment.
Preferably, the center of gravity measurement frock of described on-circular cross-section product, also include:
Mounting seat, it is fixed on the other end of described second support, described mounting seat is provided with described in multiple rows of being parallel to
Multiple interfaces of the line of centres that the bulb at the first support two ends supports, another first locating piece described is connect by the plurality of
Mouth is removably installed in described mounting seat.
Preferably, in the center of gravity measurement frock of described on-circular cross-section product, one end of said two the first locating piece
Place is vertically each provided with a column, and described column forms lateral register face.
Preferably, in the center of gravity measurement frock of described on-circular cross-section product, said two the first locating piece upper surface
Being provided with hole, location, said two the second locating piece is fixed in hole, described location by key pin the most respectively.
Preferably, the center of gravity measurement frock of described on-circular cross-section product, also include:
Frock leveling benchmark face, it is arranged at described first support and the top of mounting seat；
Position placed by counterweight, and it is arranged on described frock leveling benchmark face.
Preferably, in the center of gravity measurement frock of described on-circular cross-section product, the one side of described product to be measured is along boat
The another side of described product to be measured it is to half-twist.
Preferably, in the center of gravity measurement frock of described on-circular cross-section product, described first locating piece is generally rectangular shaped,
Described second locating piece is wedge shaped, and the another side of this wedge shape and described product to be measured matches.
The present invention at least includes following beneficial effect:
Use the center of gravity measurement frock of the present invention, the distribution of weight under on-circular cross-section product difference attitude can be recorded, knot
The design size closing frock can calculate the center of gravity data of product.By adjusting first locating piece longitudinal position in mounting seat
Put, install the second locating piece adapted with product shape can realize different size, cross sectional shape Gravity Centre of Product measure.This work
Assembling structure is easy, and processing technology is machining after integral solder molding, eliminates the assembling link of common center of gravity measurement frock,
Calculate size to participate in calculating by the measured value after actual measurement machine-shaping, reduce systematic error.
Part is embodied by the further advantage of the present invention, target and feature by description below, and part also will be by this
Invention research and practice and be understood by the person skilled in the art.
Accompanying drawing explanation
Fig. 1 is the structural representation of the center of gravity measurement frock of on-circular cross-section product of the present invention；
Fig. 2 is the schematic cross-section of the product to be measured in one of them embodiment of the present invention.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to description literary composition
Word can be implemented according to this.
Should be appreciated that used herein such as " have ", " comprising " and " including " term do not allot one or many
Other element individual or the existence of a combination thereof or interpolation.
As depicted in figs. 1 and 2, the present invention provides the center of gravity measurement frock of a kind of on-circular cross-section product, including:
Pedestal 2, it is described that it includes that orthogonal first support and the second support, one end of described second support are fixed on
On first support, the bottom of the two ends of described first support and the other end of described second support is provided with weight measurement and sets
Standby；This pedestal is T-shaped, and the T-shape pedestal 2 of horizontal direction provides for product and supports.
Two the first locating pieces 4, one of them first locating piece is fixed on described first support, another first location
Block is movably arranged at the other end of described second support, and two described first locating pieces are along the length side of described first support
Arrange to alignment；These two first locating pieces are separately mounted to T-shape pedestal 2 front and rear, the upper surface of its horizontal direction
It is used for positioning product, it is achieved to product X to the measurement of center of gravity with the medial surface Precision Machining of vertical.
Two the second locating pieces 5, two described second locating pieces are removable installed in said two first the most respectively
The top of locating piece, and said two the second locating piece is also along the length direction alignment setting of described first support；These two
The medial surface Precision Machining of two locating piece upper faces and vertical is used for positioning product.The wedge angle of the second locating piece 5
Depend on product design size, it is ensured that when product is installed on the second locating piece 5 along course half-twist, product symmetrical plane with
Plane-parallel, it is achieved product Y-direction and the measurement of Z-direction center of gravity.
And, described first locating piece is in close contact with product to be measured to position described product to be measured, and described second is fixed
Position block is in close contact with described product to be measured to position described product to be measured.
The locating surface of two the first locating pieces 4 and two the second locating pieces 5 takes one-time mechanical to process the mode put in place, protects
The concordance of locating surface before and after barrier.By first locating piece 4 lengthwise position in mounting seat 3, manufacture and fit mutually with product shape
The second locating piece 5 answered can realize different size, the Gravity Centre of Product of cross sectional shape is measured.Measurement system cancels an armful ring, evades
Embrace the position error that ring introduces.
In such scheme, as preferably, the end of said two the first locating piece is vertically each provided with
One column, described column forms lateral register face.So, ground and the side of this locating piece is simultaneously used for positioning volume production to be measured
Product so that it is position more firm.
In one of them embodiment of the present invention, as preferably, also include:
Three bulbs support, one end that described three bulbs support each be respectively and fixedly connected with in the two ends of described first support and
At the other end of described second support, the other end that described three bulbs support each is respectively and fixedly connected with to be surveyed in corresponding described weight
On amount equipment.After product is installed on the base 2, support 1, by product by 3 bulbs vertically arranged bottom T-shape pedestal 2
Weight reflects that 3 bulbs support on the weight measuring equipment bottom 1.
In such scheme, as preferably, also include:
Mounting seat 3, it is fixed on the other end of described second support, described mounting seat is provided with described in multiple rows of being parallel to
Multiple interfaces of the first support, another first locating piece described is removably installed in described installation by the plurality of interface
On seat.Mounting seat 3 is welded on T-shape pedestal 2 front end, with being available for regulating the interface 6 of the first locating piece 4 position on it, is used for
Measure the product of different length size.
In one of them embodiment of the present invention, as preferably, said two the first locating piece upper surface is provided with fixed
Hole, position, said two the second locating piece is fixed in hole, described location by key pin the most respectively.
In one of them embodiment of the present invention, as preferably, also include:
Frock leveling benchmark face 8, it is arranged at described first support and the top of mounting seat；Upper surface with mounting seat 3
With the use of, the levelness of frock when center-of-gravity regulating measuring table is built
Position 7 placed by counterweight, and it is arranged on described frock leveling benchmark face 8, for putting after center of gravity measurement platform building
Putting counterweight, before and after being placed by contrast counterweight, the certainty of measurement of frock is checked in the change of testee position of centre of gravity.
In one of them embodiment of the present invention, as preferably, the one side of described product to be measured is along course half-twist
It is the another side of described product to be measured.
In one of them embodiment of the present invention, as preferably, described first locating piece is generally rectangular shaped, and described second
Locating piece is wedge shaped, and the another side of this wedge shape and described product to be measured matches.
In one of them embodiment of the present invention, frock includes bulb support 1, T-shape pedestal 2, mounting seat 3, first
Locating piece the 4, second locating piece 5, interface 6, counterweight place position 7, frock leveling benchmark face 8.
Functional part: bulb support 1, T-shape pedestal 2, mounting seat the 3, first locating piece the 4, second locating piece 5.
Certain product cross section is as shown in Figure 2.Before Gravity Centre of Product is measured, build center of gravity measurement platform, by center of gravity measurement frock
3 bulbs support on 13 the scale faces being individually positioned on horizontal stand, on the basis of frock leveling benchmark face 8, use height
Rule, by the supporting leg of regulation scale by frock level-off.Now frock does not install the second locating piece 5, product is placed on first fixed
On the block 4 of position, product bottom surface, side position with the upper surface of the first locating piece 4 horizontal direction and the medial surface of vertical respectively,
Combine Fixture Design size by the registration of 3 scales and can calculate the center of gravity data of product both direction；Hang product, such as Fig. 1
Shown installation the second locating piece 5, is placed on product on the second locating piece 5 along course half-twist, and the side of product is fixed with second
The upper surface location of position block 5, bottom surface positions with the medial surface of the second locating piece 5 vertical, combines work by the registration of 3 scales
Installing meter Size calculation goes out the center of gravity data in another direction of product.On-circular cross-section product 3 can be measured by above step
The center of gravity data in direction.
Module number described herein and treatment scale are used to the explanation of the simplification present invention.The not rounded of the present invention is cut
The application of center of gravity measurement frock of face product, modifications and variations will be readily apparent to persons skilled in the art.
Use the present invention simple frock, product is installed and is positioned on the first locating piece 4 or the second locating piece 5, by with
Bulb supports the weighing-appliance of 1 contact and reads weight data, and the design size in conjunction with simple frock calculates center of gravity, solves non-
A difficult problem for circular section product weight center of gravity high-acruracy survey, it is ensured that the reliability of measurement result, improves the labor measuring work
Efficiency of movement.When needing the center of gravity measuring different size, cross sectional shape product, only the first locating piece 4 need to be adjusted in mounting seat 3
Lengthwise position, the second locating piece 5 of adapting with product shape is installed.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed
Using, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily
Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (8)
1. the center of gravity measurement frock of an on-circular cross-section product, it is characterised in that including:
Pedestal, it includes that orthogonal first support and the second support, one end of described second support are fixed on described first
On support, the bottom of the two ends of described first support and the other end of described second support is provided with weight measuring equipment；
Two the first locating pieces, one of them first locating piece is fixed on described first support, and another first locating piece can
Being arranged at the other end of described second support movably, two described first locating pieces are along the length direction pair of described first support
Neat setting；
Two the second locating pieces, two described second locating pieces are removable installed in said two the first locating piece the most respectively
Top, and said two the second locating piece also along described second support length direction align arrange；
And, the close contact of described first locating piece and product to be measured is to position described product to be measured, and described second positions
Block is in close contact with described product to be measured to position described product to be measured.
2. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 1, it is characterised in that also include:
Three bulbs support, and one end that described three bulbs support each is respectively and fixedly connected with in the two ends of described first support and described
At the other end of the second support, the other end that described three bulbs support each is respectively and fixedly connected with and sets in corresponding described weight measurement
Standby upper.
3. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 2, it is characterised in that also include:
Mounting seat, it is fixed on the other end of described second support, described mounting seat is provided with and multiple rows of is parallel to described first
Multiple interfaces of the line of centres that the bulb at support two ends supports, another first locating piece described can by the plurality of interface
Releasably it is installed in described mounting seat.
4. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 1, it is characterised in that said two first positions
The end of block is vertically each provided with a column, and described column forms lateral register face.
5. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 1, it is characterised in that said two first positions
Block upper surface is provided with hole, location, and said two the second locating piece is fixed in hole, described location by key pin the most respectively.
6. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 3, it is characterised in that also include:
Frock leveling benchmark face, it is arranged at described first support and the top of mounting seat；
Position placed by counterweight, and it is arranged on described frock leveling benchmark face.
7. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 1, it is characterised in that described product to be measured
One side is the another side of described product to be measured along course half-twist.
8. the center of gravity measurement frock of on-circular cross-section product as claimed in claim 1, it is characterised in that described first locating piece is big
Causing rectangular, described second locating piece is wedge shaped, and the another side of this wedge shape and described product to be measured matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610911482.5A CN106289643B (en) | 2016-10-19 | 2016-10-19 | The center of gravity measurement tooling of on-circular cross-section product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610911482.5A CN106289643B (en) | 2016-10-19 | 2016-10-19 | The center of gravity measurement tooling of on-circular cross-section product |
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| Publication Number | Publication Date |
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| CN106289643A true CN106289643A (en) | 2017-01-04 |
| CN106289643B CN106289643B (en) | 2018-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610911482.5A Active CN106289643B (en) | 2016-10-19 | 2016-10-19 | The center of gravity measurement tooling of on-circular cross-section product |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108402516A (en) * | 2017-02-09 | 2018-08-17 | 红塔烟草(集团)有限责任公司 | Tipping paper positioning device |
| CN111207887A (en) * | 2019-12-10 | 2020-05-29 | 中船重工海空智能装备有限公司 | Unmanned aerial vehicle weight focus measuring device |
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| CN111207887A (en) * | 2019-12-10 | 2020-05-29 | 中船重工海空智能装备有限公司 | Unmanned aerial vehicle weight focus measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106289643B (en) | 2018-12-25 |
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