CN208588502U - A kind of bullet arrow quality center of mass rotary inertia testboard - Google Patents
A kind of bullet arrow quality center of mass rotary inertia testboard Download PDFInfo
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- CN208588502U CN208588502U CN201821323935.3U CN201821323935U CN208588502U CN 208588502 U CN208588502 U CN 208588502U CN 201821323935 U CN201821323935 U CN 201821323935U CN 208588502 U CN208588502 U CN 208588502U
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Abstract
The utility model relates to mass property test equipments, especially a kind of bullet arrow quality center of mass rotary inertia testboard for the weapons type component such as pencil rocket, guided missile, shell, bullet, including pedestal, rock platform, workbench, it rocks platform and passes through the torsion spring member side of being mounted on the base, it rocks to be used to support between platform and pedestal there are four locking supporting device and rocks platform, rocking platform can tilt forward and back rocking under the promotion of four locking supporting devices relative to pedestal；Workbench includes work top and swivel plate and is connect by weighing sensor with platform is rocked, and swivel plate is connect by rotary system with work top, and swivel plate can rotate the central axes of rotary shaft in rotary system relative to work top；The beneficial effects of the utility model are: versatility is good, various sizes of product can be measured, and components may be implemented and once installed in tooling, complete the measurement of quality, all directions mass center and rotary inertia, without reinstalling, shortens time of measuring, improve measurement accuracy.
Description
Technical field
The utility model relates to a kind of mass property test equipment, it is especially a kind of for pencil rocket, guided missile, shell,
The quality center of mass rotary inertia testboard of the weapons type component such as bullet.
Background technique
Mass property test equipment is that the research and development of products such as pencil rocket, guided missile, shell, bullet and the important of the manufacturing set
Standby, mass property parameter includes quality, mass center and rotary inertia, as important physical parameter, for the motion stabilization of object
Property, consistency have important influence.Traditional quality center of mass, rotary inertia test equipment are typically all point two equipment, are surveyed
Tried to claim it is cumbersome, it is dangerous, in order to meet can disposably install after measure the parameters such as quality, mass center, rotary inertia of test specimen step by step,
Test fixture is only needed replacing for the different parameter of different products or measurement, changes old-fashioned " three-line pendulum " or " physical pendulum " completely
Measurement method.Without lifting again in the measurement process of mass center and rotary inertia, leveling, counterweight.It is set electron scale, matter
Heart platform rocks the function of three kinds of equipment of platform in one.With aerospace, the fast development of military project industry, test equipment combination
Integrated mass property test macro is constituted, can be realized the integration of test block mass property test process, simplification was tested
Journey reduces the risk factor in measurement process.
Utility model content
In order to overcome defect present in equipment in the prior art, the purpose of this utility model is to provide a kind of quality
Mass center rotary inertia test platform measures components accurate, easy to operate and can measuring different size size, can make zero
Quality, the mass center and equator moment of inertia in tri- directions XYZ, pole rotation can be completed in component primary property installation on the testboard
The measurement of inertia.
To reach above-mentioned purpose of utility model, the technical solution adopted in the utility model is:
A kind of bullet arrow quality center of mass rotary inertia test platform, including pedestal, rock platform, torsion spring member, workbench, rotation
The components such as system, signal generator and weighing sensor.
The pedestal is fixedly installed in ground by foundation bolt, and the platform that rocks is mounted on the base by torsion spring member
Side, while rocking and being also equipped with four locking supporting devices between platform and pedestal, since torsional spring has elasticity and can be torsion, turn round
It sets a table to tilt forward and back around torsional spring central axes relative to pedestal under the promotion of four locking supporting devices and rock, rock on platform
Side is equipped with workbench, and rocking platform is hollow structure, and weighing sensor, which is installed on, to be rocked inside platform, and by rocking platform upper surface
Hole pass through and rock platform and connect with workbench, four angles of workbench also pass through bolt and are fixedly connected with platform is rocked.
Based on the above technical solution, the workbench includes work top and swivel plate, the fixed peace of work top
Mounted in rocking on platform, swivel plate is located above work top, is connect between work top by rotary system, and swivel plate can be with
It is rotated relative to work top.
Based on the above technical solution, two V-type brackets are also equipped with above the rotation board ends, for placing
Test block, test block is fixedly mounted in the V-type groove of two V-type brackets by screw when test, and wherein V-type bracket in left end is solid
On swivel plate, right end V-type backing positions are adjustable, can move left and right, for installing the test of different length size for Dingan County
Part, furthermore surface, two V-type brackets lower sections are also equipped with scale on a spinstand, the position for V-type bracket on the right side of accurately adjusting
It sets.
Based on the above technical solution, it is also equipped with signal generator on rocking platform, rocks platform transmission control for giving
Signal processed, so that the movement of platform is rocked in control.
Based on the above technical solution, described rock is also equipped with protective device between platform and pedestal, and effect is
Prevent from rocking platform when rocking because equipment is detached from pedestal and is brought danger to operator using time torsional spring fatigue fracture too long
Danger.
Due to using technical solution as described above, the utility model generate it is following the utility model has the advantages that
After the above technical solution is adopted: the workbench of the utility model is for installing test block, by being mounted on workbench
Weighing sensor can measure the quality of test block, and the V-type backing positions of workbench are adjustable, while under the action of torsional spring
Platform is rocked relative to the wallowing motion of pedestal for detecting mass center, turntable is used for relative to the rotation for rocking platform and work top
The polar moment of inertia and equator moment of inertia of test block are detected, therefore the utility model versatility is good, as long as adjusting V-type bracket
Position can measure various sizes of product, and quality, all directions of product can be disposably measured using the utility model
The mass parameters such as mass center and rotary inertia reduce error caused by human intervention, together without lifting, leveling, counterweight again
When entire test process be automated manner, shorten time of measuring, and measurement accuracy is high.
Detailed description of the invention
Fig. 1 is the main view of the utility model embodiment quality center of mass rotary inertia testboard.
Fig. 2 is the left view of the utility model embodiment quality center of mass rotary inertia testboard.
Fig. 3 is the top view of the utility model embodiment quality center of mass rotary inertia testboard.
In above-mentioned figure: 1- pedestal；2- rocks platform；3- torsion spring member；4- workbench；5- rotary system；6- signal generator；
7- weighing sensor；8-Z type frame；9- torque spring；10- locking supporting device；11- work top；12- swivel plate；13-V type
Bracket；14- test block；15- scale；16- protective device.
Specific embodiment
In conjunction with Fig. 1-Fig. 3, the technical solution of the utility model is further described by embodiment:
The technical scheme adopted by the utility model is providing a kind of quality center of mass rotary inertia testboard, including pedestal
1, platform 2, the components such as torsion spring member 3, workbench 4, rotary system 5, signal generator 6 and weighing sensor 7 are rocked.
The pedestal 1 is a rectangular hexahedron, is fixedly installed in ground by foundation bolt, passes through torsion above pedestal 1
What spring component 3 was equipped with a rectangular hexahedron rocks platform 2, and torsion spring member 3 is made of two Z-type framves 8, a torque spring 9,
Centrally located hole is also separately connected pedestal 1 and rocks platform 2 for connecting torque spring 9, each Z-type frame 8 in two Z-type framves 8,
One of 8 upper flat plate of Z-type frame is fixed on the right end side for rocking platform 2 by screw, and lower plate is fixed on pedestal 1 by screw
Right end side, another Z-type frame 8 is fixed on the left end side for rocking platform 2 and pedestal 1, and two Z-type framves 8 are arranged in antisymmetry,
Therefore it pedestal 1 and rocks platform 2 and is linked together by torsion spring member 3, while rocking and being also equipped with four between platform 2 and pedestal 1
Locking supporting device 10, since torque spring 9 has elasticity and can be torsion, rocking platform 2 can be in four locking supporting device
Tilt forward and back rocking relative to pedestal 1 around 9 central axes of torque spring under 10 promotion, while rocking and being also equipped on platform 2
Signal generator 6, for sending the movement of signal control control locking supporting device to which the movement of platform 2 is rocked in control.It rocks
Workbench 4 is installed, rocking platform 2 is hollow rectangular hexahedron structure, and surrounding is plate, and upper panel surface has hole, is claimed above platform 2
It retransmits sensor 7 to be installed on and rocks inside platform 2, and the hole by rocking 2 upper surface of platform passes through and rocks platform 2 and connect with workbench 4.
Workbench 4 includes work top 11 and swivel plate 12, and 4 face of workbench, which is mounted by means of bolts on, rocks on platform 2,
Swivel plate 12 is located at 11 top of work top, is connect between work top 11 by rotary system 5, and rotary system 5 includes rotation
Shaft, swivel plate 12 can be rotated around the central axes of rotary shaft relative to work top 11 under the action of rotary system 5.
Two V-type brackets 13 are also equipped with above 12 both ends of swivel plate, for placing test block 14, the V-type of V-type bracket 13
Respectively there is a threaded hole on two inclined-planes of slot, and the V-type groove that test block 14 is fixedly mounted on two V-type brackets 13 by screw when test is oblique
On face, wherein left side V-type bracket 13 is fixedly installed on swivel plate 12 by screw, right side 13 positions of V-type bracket are adjustable, can be with
It is moved left and right by the guide rail being mounted on swivel plate 12, for installing the test block 14 of different length size, is furthermore being rotated
12 upper surface of plate is also equipped with scale 15 below two V-type brackets 13, for accurately adjusting the position of right side V-type bracket 13.
It rocks and is also equipped with two protective devices 16 between platform 2 and pedestal 1, be respectively installed on the left and right for rocking platform 2 and pedestal 1
The end face at both ends, one end of protective device 16 are installed on the end face of pedestal 1, and the other end is mounted on the end face for rocking platform 2, two guarantors
Protection unit 16 is placed in diagonal, and effect is to prevent from rocking platform 2 when rocking torque spring 9 is tired too long because equipment is using the time
Labor is broken and is detached from pedestal 1 and brings danger to operator.
Because of V-type bracket 13, swivel plate 12 is installed in work top 11, and weighing sensor is housed below work top 11
7, when test block 14 is fixedly installed on V-type bracket 13, weighing sensor 7 perceive 14 mass of test block and send measured value to
Operation interface, user can obtain the quality of test block 14.
When carrying out quality center of mass and rotary inertia is tested, platform 2, workbench are rocked in each connecting portion self-locking device locking
Face 11, swivel plate 12 and V-type bracket 13 are in a horizontal state, and four locking supporting devices 9 for rocking 2 lower section of platform are in same height
Degree, test block 14 are fixedly installed on V-type bracket 13, carry out 0 ° of measurement, and swivel plate is in laterally, is completed, passes through rotation
The axis of platform rotary shaft in rotary system rotates, and carries out 90 ° of measurements, is completed.Rotary inertia test is carried out, at swivel plate
It in laterally 0 ° of position and locks, presses driving switch, rock 2 two locking supporting devices in lower section front of platform and move upwards, behind
Two locking supporting devices move downward, and rock the beginning of platform 2 and tilt backwards around 8 central axes of torque spring, by work top 11, rotation
Rotating plate 12, V-type bracket 13 and test block 14 are pushed together as heeling condition, each connecting portion self-locking device locking, when carrying out 90 °
Rotary inertia test, swivel plate is rotated by 90 ° position, and locks, and disposable completes all quality of test block by acting above
The measurement of parameter.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical new to this
The range of type is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this reality
The change in modification and improvement and size made with New Scheme should all fall into the utility model claims book and determine
Protection scope in.
Claims (8)
1. a kind of bullet arrow quality center of mass rotary inertia testboard, including pedestal (1), platform (2), workbench (4) are rocked, feature exists
In, described rock platform (2) are installed on above pedestal (1) by torsion spring member (3), rock between platform (2) and pedestal (1) there are four
Locking supporting device (10), which is used to support, rocks platform, rock platform (2) can under the promotion of four locking supporting devices (10) phase
Pedestal (1) tilt forward and back rocking；The workbench (4) includes work top (11) and swivel plate (12) and passes through title
It retransmits sensor (7) to connect with platform (2) is rocked, swivel plate (12) is connect by rotary system (5) with work top (11), swivel plate
(12) it can be rotated relative to work top (11) central axes of rotary shaft in rotary system (5).
2. playing arrow quality center of mass rotary inertia testboard as described in claim 1, which is characterized in that the torsion spring member (3)
By two Z-type framves (8), torque spring (9) composition, the centre bore of two Z-type framves (8) is for connecting torque spring, each Z
Type frame (8) is separately connected pedestal (1) and rocks platform (2), and one of Z-type frame (8) upper flat plate is fixed on by screw rocks platform
(2) right end side, lower plate are fixed on the right end side of pedestal (1) by screw, another Z-type frame (8), which is fixed on, to be rocked
The left end side of platform (2) and pedestal (1), two Z-type framves (8) are arranged in antisymmetry.
3. playing arrow quality center of mass rotary inertia testboard as described in claim 1, which is characterized in that described to rock on platform (2)
Signal generator (6) are also equipped with, for giving the movement rocked platform (2) transmission control signal control and rock platform.
4. playing arrow quality center of mass rotary inertia testboard as described in claim 1, which is characterized in that the platform (2) that rocks is
Hollow structure, the weighing sensor (7) for measuring test block (14) quality, which is installed on, rocks platform (2) inside, and by rocking
The hole of platform (2) upper surface passes through and rocks platform (2) and connect with workbench (4).
5. playing arrow quality center of mass rotary inertia testboard as described in claim 1, which is characterized in that the swivel plate (12) two
End top is also fixedly mounted there are two the V-type bracket (13) for placing test block (14), and the V-type groove of V-type bracket (13) is oblique
Face is provided with threaded hole for fixing test block (14).
6. playing arrow quality center of mass rotary inertia testboard as claimed in claim 5, which is characterized in that described two V-type brackets
(13) the V-type bracket (13) in left side is fixedly installed on swivel plate (12) in, and V-type bracket (13) position on right side is adjustable, can be with
It is moved left and right by the guide rail being mounted on swivel plate (12).
7. such as bullet arrow quality center of mass rotary inertia testboard described in claim 5 or 6, which is characterized in that the swivel plate
(12) upper surface, two V-type brackets (13) lower sections are also equipped with scale (15), for accurately adjusting right side V-type bracket (13)
Position.
8. the bullet arrow quality center of mass rotary inertia testboard as described in any one of claims 1 to 6 claim, feature
It is, described rock is also equipped with two protective devices (16) between platform (2) and pedestal (1), the protective device (16) is respectively pacified
Platform (2) and pedestal (1), protective device are rocked for connecting in side loaded on the left and right ends for rocking platform (2) and pedestal (1)
(16) one end is installed on the side of pedestal (1), and the other end is mounted on the side for rocking platform (2), and two protective devices (16) are in
Diagonal setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821323935.3U CN208588502U (en) | 2018-08-16 | 2018-08-16 | A kind of bullet arrow quality center of mass rotary inertia testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821323935.3U CN208588502U (en) | 2018-08-16 | 2018-08-16 | A kind of bullet arrow quality center of mass rotary inertia testboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208588502U true CN208588502U (en) | 2019-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821323935.3U Active CN208588502U (en) | 2018-08-16 | 2018-08-16 | A kind of bullet arrow quality center of mass rotary inertia testboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208588502U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108645566A (en) * | 2018-08-16 | 2018-10-12 | 孝感市宝龙电子有限公司 | A kind of bullet arrow quality center of mass rotary inertia testboard |
| CN111044221A (en) * | 2019-12-12 | 2020-04-21 | 南京乾利合科技有限责任公司 | Three-dimensional inertia testboard adjusting device of unmanned aerial vehicle |
| CN111060253A (en) * | 2019-12-12 | 2020-04-24 | 南京乾利合科技有限责任公司 | Gravity center and inertia adjusting device for ship and ocean engineering model |
-
2018
- 2018-08-16 CN CN201821323935.3U patent/CN208588502U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108645566A (en) * | 2018-08-16 | 2018-10-12 | 孝感市宝龙电子有限公司 | A kind of bullet arrow quality center of mass rotary inertia testboard |
| CN108645566B (en) * | 2018-08-16 | 2023-11-10 | 孝感市宝龙电子有限公司 | Bullet arrow mass center moment of inertia testboard |
| CN111044221A (en) * | 2019-12-12 | 2020-04-21 | 南京乾利合科技有限责任公司 | Three-dimensional inertia testboard adjusting device of unmanned aerial vehicle |
| CN111060253A (en) * | 2019-12-12 | 2020-04-24 | 南京乾利合科技有限责任公司 | Gravity center and inertia adjusting device for ship and ocean engineering model |
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