CN108061647A - A kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform - Google Patents
A kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform Download PDFInfo
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- CN108061647A CN108061647A CN201711361462.6A CN201711361462A CN108061647A CN 108061647 A CN108061647 A CN 108061647A CN 201711361462 A CN201711361462 A CN 201711361462A CN 108061647 A CN108061647 A CN 108061647A
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- platform
- hard point
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- leveling
- cylindrical mesa
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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
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- General Physics & Mathematics (AREA)
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Rolling Contact Bearings (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention proposes that a kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform, using cylindrical structure；Hard point there are one being opened at cylindrical mesa center, M hard point is evenly distributed on the same circumference of cylindrical mesa inner ring, circumferencial direction between cylindrical mesa inner ring hard point and cylindrical mesa center hard point has been evenly arranged P root radius slots, Q root radius slots have along the circumferential direction also been evenly arranged outside cylindrical mesa inner ring hard point, several isocentric circular arc slots are there also is provided in Q root radius slots distributed areas, N number of hard point is evenly distributed on the same circumference of cylindrical mesa outer ring；M, N, P, Q are even number.The present invention can substantially reduce ground and workshop input, reduce the dependence to ground, and greatly reduce most of installation error on the basis of traditional platform test mission and purpose is completed；More mounting grooves design of platform surface adds the diversity of installation, can flexibly be used in practical set, ensure being smoothed out for a variety of different tests.
Description
Technical field
It is specially that a kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform the present invention relates to slow test field.
Background technology
Slow test occupies critically important status, especially axis pressure, axis pulling experiment in experimental study, can occupy overall test
Several more than 80%.
Conventional static test platform is only that fixed testpieces uses, and big load loading force, which is fixed, ground to be relied on to put into,
Ground input is big, and cost is more, and ground is mostly cement mixing cast steel, and there are dimensional discrepancy, pouring technology difference causes finally to pacify
It is larger to fill error, when actual installation platform is time-consuming and laborious.
The content of the invention
Existing in the prior art to solve the problems, such as, the present invention proposes that a kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice
Platform, all installation points, load(ing) point are on platform, and platform is processed using vertical knee-type milling machine, and mismachining tolerance is controllable, are fundamentally shutting out
Absolutely installation when must take into consideration the situation of ground error, and solve ground error and cause a series of errors such as loading error,
Multiple hard points are designed, it can be achieved that the multifunctional use of platform with stronger practicability, while in platform surface.
The technical scheme is that：
A kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform, it is characterised in that：Using cylindrical structure；In cylinder
Platform center is opened there are one hard point, and M is evenly distributed on same circumference of the cylindrical mesa inner ring using Platform center as the center of circle
A hard point, along using Platform center as the circumference in the center of circle between cylindrical mesa inner ring hard point and cylindrical mesa center hard point
Direction has been evenly arranged P root radius slots, and Q roots have along the circumferential direction also been evenly arranged outside cylindrical mesa inner ring hard point
Radius slot there also is provided several isocentric circular arc slots using Platform center as the center of circle in Q root radius slots distributed areas,
N number of hard point is evenly distributed on same circumference of the cylindrical mesa outer ring using Platform center as the center of circle；M, N, P, Q are idol
Number；
The hard point is axial ladder hole, and internal thread axle sleeve is fixed in through hole, for connecting with external reinforcing structure
It connects；
The radius slot is rectangular section, and square bolt is installed in radius slot and is connected with external reinforcing structure.
Further preferred embodiment, a kind of Multifunctional self-leveling for slow test are weighed and consider in order to uphold justice platform, it is characterised in that：M
=4, N=8, P=24, Q=48.
Further preferred embodiment, a kind of Multifunctional self-leveling for slow test are weighed and consider in order to uphold justice platform, it is characterised in that：
The cylindrical mesa back side, arranging at the position of hard point has the stiffener plate of radial direction.
Advantageous effect
Multifunctional self-leveling weighs and consider in order to uphold justice platform on the basis of traditional platform test mission and purpose is completed, can substantially reduce ground and
Workshop is put into, and is reduced the dependence to ground, and is greatly reduced most of installation error；More mounting grooves design of platform surface increases
The diversity of installation is added, can flexibly have been used in practical set, ensure being smoothed out for a variety of different tests.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains substantially or is recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1：Multifunctional self-leveling is weighed and consider in order to uphold justice platform front schematic view；
Fig. 2：Multifunctional self-leveling is weighed and consider in order to uphold justice platform partial sectional view；
Fig. 3：Multifunctional self-leveling is weighed and consider in order to uphold justice platform bottom schematic view；
Fig. 4：Ray slot cross-section schematic diagram；
Fig. 5：Multifunctional self-leveling is weighed and consider in order to uphold justice platform example schematic；
Wherein：1- platforms position mounting hole, 2- ray slots, 3- arc grooves, 4- inner ring platforms, 5- flat surfaces, 6- gussets, 7-
Hard point, 8- ray slot cross-sections, F1-F13 is hard point in figure.
Specific embodiment
The embodiment of the present invention is described below in detail, the embodiment is illustrative, it is intended to for explaining the present invention, without
It is understood that as limitation of the present invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instructions such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
The description present invention and simplified description rather than instruction imply that signified device or element must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
Multifunctional self-leveling is weighed and consider in order to uphold justice design of the platform hard point on test platform in the present embodiment, and it is flat in experiment can to meet experiment
It is carried out on platform, cancels the dependence to ground；The design of platform surface ray slot can cover a series of dimension test part experiments；Arc
Kinds of platform surface fixed mode can be achieved in the design of shape slot, can greatly promote loading diversity.
Multifunctional self-leveling weighs and consider in order to uphold justice the design of platform middle part there are one hard point, can carry out single load(ing) point load test；It is multi-functional
Self-balancing platform inner ring is set there are four hard point, can be carried out four points and be loaded simultaneously；Outer ring is equipped with eight hard points, can carry out eight
A point loads simultaneously；The load limitation of two points loading is changed in the design of multiple load(ing) points, and reduce it is each plus
The bearing capacity of loading point can significantly reduce loading Fixture Design difficulty.Certainly according to platform size, the hard point of inner ring and outer ring
Number can change, but require hard point number as even number, to ensure the platform stress balance in loading.
Multifunctional self-leveling weighing apparatus is designed as inside and outside two circles hard point, and inner ring hard point can carry out 1100 tests below of diameter of phi
Part, and have 24 ray slots, outer ring hard point can carry out 1100-Φ of diameter of phi, 3000 testpieces, be designed with 48 load slots；
It is divided to two circle hard point designs that can use smaller loading frock when carrying out small diameter testpieces, installation difficulty is greatly decreased；
And multiple ray slots can ensure that Multifunctional self-leveling is weighed and consider in order to uphold justice the bearing capacity of platform when carrying out larger diameter testpieces.
Ray slot is using installation square head bolt mode load, because ray slot is string configuration, hexagon-headed bolt and ray
Slot only has part and contacts, square bolt and ray slot contact surface bigger, can increase ray slot usable floor area, enhancing bolt carrying energy
Power, while square bolt is identical with ray slot cross-section structure, can reduce installation difficulty, convenient for being docked with product realization.
Multifunctional self-leveling weigh and consider in order to uphold justice platform for tower structure design can complete design bearing capacity, while fixed assets is greatly decreased
Production input, and tower structure can be eliminated more than stress；Hard point position is strengthened by bottom reinforcement and realizes hard point
Bearing capacity.
It need to be with reinforcing cap, pressurized strut, force snesor and transitional frame etc. during platform test as shown in figure 5, Multifunctional self-leveling weighs
It uses simultaneously, Multifunctional self-leveling is weighed and consider in order to uphold justice platform the effects that playing fixed, installation, load.
Testpieces is installed：It is installed on after product is connected with transitional frame on self-balancing platform 2- ray slots, by eight works
Dynamic cylinder is installed on self-balancing platform F1-F8 hard points, and reinforcing cap is connected with pressurized strut and transitional frame.
At the trial, pressurized strut is loaded, pressurized strut piston rod moves down, and applies a downward axis to product
Xiang Li, eight load(ing) points load simultaneously makes product bear uniform axis compressive load.
From fig. 5, it can be seen that pressurized strut is mounted on self-balancing platform 7- hard points, force analysis can be seen that product
It is that reinforcing cap and self-balancing platform both ends act on product is made to bear axis compressive load simultaneously actually to bear load, using building bearing column
Mode can change load and draw load for axis, and the multiray slot of self-balancing platform surface can make assembling diversified, when in use more
Facilitate
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art are not departing from the principle of the present invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (3)
- The platform 1. a kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice, it is characterised in that：Using cylindrical structure；In cylindrical mesa The heart is opened there are one hard point, and M load is evenly distributed on same circumference of the cylindrical mesa inner ring using Platform center as the center of circle Point, along equal as the circumferencial direction in the center of circle using Platform center between cylindrical mesa inner ring hard point and cylindrical mesa center hard point It is even to be disposed with P root radius slots, Q roots have along the circumferential direction also been evenly arranged outside cylindrical mesa inner ring hard point and have radially been penetrated Wire casing there also is provided several isocentric circular arc slots using Platform center as the center of circle, in cylinder in Q root radius slots distributed areas Platform outer ring is using Platform center to be evenly distributed with N number of hard point on the same circumference in the center of circle；M, N, P, Q are even number；The hard point is axial ladder hole, internal thread axle sleeve is fixed in through hole, for being connected with external reinforcing structure；The radius slot is rectangular section, and square bolt is installed in radius slot and is connected with external reinforcing structure.
- 2. a kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform according to claim 1, it is characterised in that：M=4, N= 8, P=24, Q=48.
- 3. a kind of Multifunctional self-leveling for slow test is weighed and consider in order to uphold justice platform according to claim 1, it is characterised in that：It is put down in cylinder The platform back side, arranging at the position of hard point has the stiffener plate of radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361462.6A CN108061647B (en) | 2017-12-18 | 2017-12-18 | Multifunctional self-balancing platform for static test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711361462.6A CN108061647B (en) | 2017-12-18 | 2017-12-18 | Multifunctional self-balancing platform for static test |
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| Publication Number | Publication Date |
|---|---|
| CN108061647A true CN108061647A (en) | 2018-05-22 |
| CN108061647B CN108061647B (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711361462.6A Active CN108061647B (en) | 2017-12-18 | 2017-12-18 | Multifunctional self-balancing platform for static test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940574A (en) * | 2019-12-01 | 2020-03-31 | 西安航天动力测控技术研究所 | Multipoint loading stress application cap for static test |
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| CN201780197U (en) * | 2010-08-20 | 2011-03-30 | 中国航空工业第六一八研究所 | Transition plate device for vibration test |
| CN202362004U (en) * | 2011-11-30 | 2012-08-01 | 上海航天精密机械研究所 | Universal switching device for static test of carrying type capsule |
| US20130111981A1 (en) * | 2010-08-06 | 2013-05-09 | Xi'an University Of Technology | Multi-axle joint shifting loading apparatus for processing center and detection method for static stiffness distribution |
| CN104457448A (en) * | 2014-10-21 | 2015-03-25 | 上海航天精密机械研究所 | Combined platform for rocket body structural static strength tests |
| CN105203341A (en) * | 2014-06-13 | 2015-12-30 | 北京强度环境研究所 | Large tank hanging static testing device |
| CN207556832U (en) * | 2017-12-18 | 2018-06-29 | 西安航天动力测控技术研究所 | A kind of self-balancing platform for meeting more size slow test requirements |
-
2017
- 2017-12-18 CN CN201711361462.6A patent/CN108061647B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130111981A1 (en) * | 2010-08-06 | 2013-05-09 | Xi'an University Of Technology | Multi-axle joint shifting loading apparatus for processing center and detection method for static stiffness distribution |
| CN201780197U (en) * | 2010-08-20 | 2011-03-30 | 中国航空工业第六一八研究所 | Transition plate device for vibration test |
| CN202362004U (en) * | 2011-11-30 | 2012-08-01 | 上海航天精密机械研究所 | Universal switching device for static test of carrying type capsule |
| CN105203341A (en) * | 2014-06-13 | 2015-12-30 | 北京强度环境研究所 | Large tank hanging static testing device |
| CN104457448A (en) * | 2014-10-21 | 2015-03-25 | 上海航天精密机械研究所 | Combined platform for rocket body structural static strength tests |
| CN207556832U (en) * | 2017-12-18 | 2018-06-29 | 西安航天动力测控技术研究所 | A kind of self-balancing platform for meeting more size slow test requirements |
Cited By (1)
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| CN110940574A (en) * | 2019-12-01 | 2020-03-31 | 西安航天动力测控技术研究所 | Multipoint loading stress application cap for static test |
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| CN108061647B (en) | 2021-05-04 |
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