CN108827535A - A kind of mass center testing stand - Google Patents
A kind of mass center testing stand Download PDFInfo
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- CN108827535A CN108827535A CN201811121406.XA CN201811121406A CN108827535A CN 108827535 A CN108827535 A CN 108827535A CN 201811121406 A CN201811121406 A CN 201811121406A CN 108827535 A CN108827535 A CN 108827535A
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- fixedly connected
- mass center
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- testing stand
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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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of mass center testing stands, including pedestal, there is hang plate in the upper surface of the pedestal by axis connection, the side of the hang plate is fixedly connected with pulling plate, and the upper surface of the pulling plate is welded with lantern ring, and the upper surface side of pedestal, which is fixed by the bracket, is connected with support plate, the lower end of the support plate is fixedly connected with brake motor, the port position of the brake motor is equipped with shaft, and the surface fixing sleeve of the shaft is connected to wire spool, and the surface wrap of the wire spool has wirerope.The mass center testing stand, hang plate can be lifted, realize the inclination of certain angle, to which in tilting procedure, mass center and position of centre of gravity to test articles compare test, and clamping plate can move back and forth, it is adjusted according to the width of test articles, and realize clamping, guarantee stability of the test articles in inclination, prevents its sideslip.
Description
Technical field
The present invention relates to mass center testing stand technical field, specially a kind of mass center testing stand.
Background technique
Mass centre's abbreviation mass center, referring to is considered mass concentration in this image point on material system.Not with center of gravity
With, mass center is not necessarily intended in the system for having gravitational field, meanwhile, unless gravitational field is uniform, otherwise same substance system
The mass center and center of gravity of system be not usually on same image point.
Experimental test is carried out in order to the centroid position to test articles, it will usually test articles be lifted by crane, led to
Inclination of the test articles in lifting is crossed, to complete the reference test of centroid position and position of centre of gravity, but due to test articles
The bodily form it is different, such as test articles of this kind of inconvenient unilateral lifting such as sphere or irregularly shaped object are needed through inclination
Mode carries out Experimental comparison, and when rolling, needs to guarantee the stability of test articles.
Summary of the invention
The purpose of the present invention is to provide a kind of mass center testing stands, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions：A kind of mass center testing stand, including pedestal, the bottom
There is hang plate in the upper surface of seat by axis connection, and the side of the hang plate is fixedly connected with pulling plate, the upper surface of the pulling plate
It is welded with lantern ring, the upper surface side of pedestal, which is fixed by the bracket, is connected with support plate, and the lower end of the support plate is fixedly connected
There is brake motor, the port position of the brake motor is equipped with shaft, and the surface fixing sleeve of the shaft is connected to wire spool, described
The surface wrap of wire spool has a wirerope, and one end of the wirerope is fixedly connected with the surface of wire spool, the wirerope it is another
One end is fixedly connected with latch closure, and the surface of lantern ring is slidably socketed on the inside of the latch closure.
Preferably, the inside of the pedestal is equipped with dashpot, is fixedly connected with the first spring, the first bullet on the inside of dashpot
The other end of spring is fixedly connected with buffer stopper, and the surface of buffer stopper is slidably socketed the inside of dashpot, and the upper surface of buffer stopper is tight
Paste the lower surface of pulling plate.
Preferably, the upper surface two sides of the hang plate are fixedly connected to edge strip, and the inside of edge strip is equipped with through-hole, inclination
The upper surface of plate is glued with parcel shelf, and the two sides of parcel shelf are slidably connected the inner surface of edge strip.
Preferably, the inside of the parcel shelf is equipped with built-in hole, be all provided with inside the two sides of parcel shelf it is fluted, groove it is interior
Side is fixedly connected with second spring, and the other end of second spring is fixedly connected with bayonet lock, and the surface of bayonet lock is slidably socketed through-hole
Inside.
Preferably, the upper surface side of the parcel shelf is fixedly connected with first baffle, and the inner upper end of first baffle is set
There is axis hole, threaded rod is rotatably connected on the inside of axis hole, one end of threaded rod is fixedly connected with knob, and the other end of threaded rod is solid
Surely it is connected with the first turntable.
Preferably, the upper surface other side of the parcel shelf is fixedly connected with second baffle, and the inside of second baffle is equipped with
First rotation slot, the surface pivots of first turntable connect the inside of the first rotation slot.
Preferably, the inside lower end of the first baffle and the inside lower end of second baffle are fixedly connected to gag lever post,
The surface of gag lever post is equipped with clamping plate, and the interior lower end of clamping plate is equipped with limit hole, the table of gag lever post is slidably socketed on the inside of limit hole
The inner upper end in face, clamping plate is equipped with threaded hole, the surface of the inside thread connection screw thread bar of threaded hole.
Preferably, the upper end of the clamping plate is fixedly connected with threaded block, and the inside of threaded block is equipped with round bar, the outside of round bar
Lower end is equipped with thread protrusion, and the surface of thread protrusion is threadedly coupled the inside of threaded block, the outside middle position fixing sleeve of round bar
It is connected to turning set.
Preferably, the upper end of the round bar is fixedly connected with the second turntable, and the upper end of the second turntable is equipped with linkage item, linkage
The interior lower end of item is equipped with the second rotation slot, and the surface pivots of the second turntable connect the inside of the second rotation slot.
Compared with prior art, the beneficial effects of the invention are as follows：The mass center testing stand, can lift hang plate, realize
The inclination of certain angle, so that mass center and position of centre of gravity to test articles compare test, clamping plate energy in tilting procedure
Enough move back and forth, be adjusted according to the width of test articles, and realize clamping, guarantees stabilization of the test articles in inclination
Property, its sideslip is prevented, while round bar can play a protection of tumbling, when higher for test articles height, improves experiment object
Stability of the body in test.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is enlarged diagram at a of the invention；
Fig. 3 is two baffles and clamping plate head-down position schematic diagram of the invention；
Fig. 4 is round bar coupling part structural schematic diagram of the invention.
In figure：1 pedestal, 11 hang plates, 12 pulling plates, 13 lantern rings, 14 support plates, 15 brake motors, 16 wire spools, 17 turns
Axis, 18 wirerope, 19 latch closures, 110 dashpots, 111 first springs, 112 buffer stoppers, 2 parcel shelf, 21 built-in holes, 22 edge strips, 23
Through-hole, 24 grooves, 25 second springs, 26 bayonet locks, 3 first baffles, 31 axis holes, 32 knobs, 33 threaded rods, 34 first turntables, 35
Second baffle, 36 first rotation slots, 37 gag lever posts, 38 clamping plates, 39 threaded holes, 310 limit holes, 4 threaded blocks, 41 round bars, 42 turns
Dynamic set, 43 second turntables, 44 second rotation slots, 45 linkage items, 46 thread protrusions.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution：A kind of mass center testing stand, including pedestal 1, pedestal 1 it is upper
There is hang plate 11 on surface by axis connection, and the side of hang plate 11 is fixedly connected with pulling plate 12, and the upper surface of pulling plate 12 is welded with
Lantern ring 13, the upper surface side of pedestal 1, which is fixed by the bracket, is connected with support plate 14, and the lower end of support plate 14 is fixedly connected with brake
Vehicle motor 15, the model 51K120GU-AF of brake motor 15, performance is high, long service life, and tail portion is equipped with brake block, can
A locking effect is played after a loss of power, and the interior of shell of brake motor 15 is embedded with forward-reverse switch, the type of forward-reverse switch
It number is HY2-15, forward-reverse switch and brake motor 15 are connected in series by conducting wire, and forward-reverse switch and indoor power supply socket lead to
Conducting wire series connection is crossed, the port position of brake motor 15 is equipped with shaft 17, and the surface fixing sleeve of shaft 17 is connected to wire spool 16,
The surface wrap of wire spool 16 has wirerope 18, and one end of wirerope 18 is fixedly connected with the surface of wire spool 16, wirerope 18
The other end is fixedly connected with latch closure 19, and the inside of latch closure 19 is slidably socketed the surface of lantern ring 13, and the inside of pedestal 1 is equipped with dashpot
110, the inside of dashpot 110 is fixedly connected with the first spring 111, and the other end of the first spring 111 is fixedly connected with buffer stopper
112, the surface of buffer stopper 112 is slidably socketed the inside of dashpot 110, can play a buffering when hang plate 11 is put down
The lower surface of pulling plate 12 is close in the effect of protection, the upper surface of buffer stopper 112, and the upper surface two sides of hang plate 11 are fixedly connected with
There is edge strip 22, the inside of edge strip 22 is equipped with through-hole 23, and the upper surface of hang plate 11 is glued with parcel shelf 2, two sideslips of parcel shelf 2
The inner surface of dynamic connection edge strip 22, the inside of parcel shelf 2 are equipped with built-in hole 21, and the inside of built-in hole 21 is inserted into pressure
The test board of force snesor passes through pressure position variation when inclination, carries out the comparative experiments of centroid position and position of centre of gravity, set
Be all provided with fluted 24 inside the two sides of object plate 2, the inside of groove 24 is fixedly connected with second spring 25, second spring 25 it is another
End is fixedly connected with bayonet lock 26, and the surface of bayonet lock 26 is slidably socketed the inside of through-hole 23, and the upper surface side of parcel shelf 2 is fixed to be connected
It is connected to first baffle 3, the inner upper end of first baffle 3 is equipped with axis hole 31, and the inside of axis hole 31 is rotatably connected to threaded rod 33, spiral shell
One end of rasp bar 33 is fixedly connected with knob 32, and the other end of threaded rod 33 is fixedly connected with the first turntable 34, parcel shelf 2 it is upper
The surface other side is fixedly connected with second baffle 35, and the inside of second baffle 35 is equipped with the first rotation slot 36, the first turntable 34
Surface pivots connect the inside of the first rotation slot 36, and the inside lower end of first baffle 3 and the inside lower end of second baffle 35 are solid
Surely it is connected with gag lever post 37, the surface of gag lever post 37 is equipped with clamping plate 38, and clamping plate 38 is able to carry out horizontal movement, to test articles
Lower end stopped, play the effect of an anti-sideslip, the interior lower end of clamping plate 38 is equipped with limit hole 310, limit hole 310
Inside is slidably socketed the surface of gag lever post 37, and the inner upper end of clamping plate 38 is equipped with threaded hole 39, and the inside thread of threaded hole 39 connects
The surface of threaded rod 33 is connect, the upper end of clamping plate 38 is fixedly connected with threaded block 4, and the inside of threaded block 4 is equipped with round bar 41, round bar 41
Quantity be several mutually isostructural rod pieces, multiple rod pieces formed guardrail by way of, to prevent the rollover of test articles,
The outside lower end of round bar 41 is equipped with thread protrusion 46, and the surface of thread protrusion 46 is threadedly coupled the inside of threaded block 4, round bar 41
Outside middle position fixing sleeve is connected to turning set 42, and the upper end of round bar 41 is fixedly connected with the second turntable 43, the second turntable 43
Upper end is equipped with linkage item 45, and the interior lower end of linkage item 45 is equipped with the second rotation slot 44, and the surface pivots of the second turntable 43 connect
The inside of second rotation slot 44, is stopped by the physical feeling that round bar 41 is capable of test articles, prevents test articles excessively high
And the case where turning on one's side.
The present invention is in the specific implementation：When needing to carry out when putting of test articles, the test board of pressure sensitive will be had
It is inserted into the inside of built-in hole 21, then parcel shelf 2 is placed in the upper surface of hang plate 11, position and through-hole when bayonet lock 26
23 position is resetted to when corresponding to by the compression of second spring 25, so that bayonet lock 26 springs into the inside of through-hole 23, is completed opposed
The positioning of object plate 2 is fixed, and then test articles are placed on parcel shelf 2, is placed between clamping plate 38 and second baffle 35, benefit
Threaded rod 33 is rotated with knob 32, threaded rod 33 rotates, so that the first turntable 34 is rotated in the inside of the first rotation slot 36, guarantees
The stability that threaded rod 33 rotates, simultaneous with 38 activity of clamping plate of threaded hole 39, table of the cooperation limit hole 310 in gag lever post 37
Face sliding, so that clamping plate 38 is able to carry out horizontal movement, is adjusted according to the width size of test articles, so that experiment object
Body will not break away when rolling, when needing to install round bar 41, hold turning set 42, so that the spiral shell of 41 lower end of round bar
Line protrusion 46 is threadedly coupled the inside of threaded block 4 so that round bar 41 can be fixed with clamping plate 38, round bar 41 in rotation,
So that the second turntable 43 is rotated in the inside of the second rotation slot 44, linkage item 45 can to several round bars 41 can port it is solid
It is fixed, thus by the blocking of multiple round bars 41, so that in inclination, situation of turning on one's side will not occur for test articles, finally using just
The rotating forward switch starting brake motor 15 of reversal switch, so that brake motor 15 drives wire spool 16 to carry out take-up to wirerope 18
Work carries out the test of centroid position and position of centre of gravity so that wirerope 18 pulls hang plate 11 gradually to roll.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of mass center testing stand, including pedestal (1), it is characterised in that：The upper surface of the pedestal (1) has by axis connection inclines
The side of inclined plate (11), the hang plate (11) is fixedly connected with pulling plate (12), and the upper surface of the pulling plate (12) is welded with set
Ring (13), the upper surface side of pedestal (1), which is fixed by the bracket, to be connected with support plate (14), and the lower end of the support plate (14) is solid
Surely it is connected with brake motor (15), the port position of the brake motor (15) is equipped with shaft (17), the table of the shaft (17)
Face fixing sleeve is connected to wire spool (16), and the surface wrap of the wire spool (16) has wirerope (18), the wirerope (18)
One end is fixedly connected with the surface of wire spool (16), and the other end of the wirerope (18) is fixedly connected with latch closure (19), the ring
The surface of lantern ring (13) is slidably socketed on the inside of button (19).
2. a kind of mass center testing stand according to claim 1, it is characterised in that：The inside of the pedestal (1) is equipped with buffering
Slot (110) is fixedly connected with the first spring (111) on the inside of dashpot (110), and the other end of the first spring (111) is fixed to be connected
It is connected to buffer stopper (112), the surface of buffer stopper (112) is slidably socketed the inside of dashpot (110), the upper table of buffer stopper (112)
It is close to the lower surface of pulling plate (12) in face.
3. a kind of mass center testing stand according to claim 1, it is characterised in that：The upper surface two sides of the hang plate (11)
It is fixedly connected to edge strip (22), the inside of edge strip (22) is equipped with through-hole (23), and the upper surface of hang plate (11) is glued with glove
Plate (2), the two sides of parcel shelf (2) are slidably connected the inner surfaces of edge strip (22).
4. a kind of mass center testing stand according to claim 3, it is characterised in that：The inside of the parcel shelf (2) is equipped with interior
It sets hole (21), is all provided with inside the two sides of parcel shelf (2) fluted (24), groove is fixedly connected with second spring on the inside of (24)
(25), the other end of second spring (25) is fixedly connected with bayonet lock (26), and the surface of bayonet lock (26) is slidably socketed through-hole (23)
Inside.
5. a kind of mass center testing stand according to claim 3, it is characterised in that：The upper surface side of the parcel shelf (2)
It is fixedly connected with first baffle (3), the inner upper end of first baffle (3) is equipped with axis hole (31), and the inside of axis hole (31), which rotates, to be connected
It is connected to threaded rod (33), one end of threaded rod (33) is fixedly connected with knob (32), and the other end of threaded rod (33) is fixedly connected
There are the first turntable (34).
6. a kind of mass center testing stand according to claim 3 or 5, it is characterised in that：The upper surface of the parcel shelf (2) is another
Side is fixedly connected with second baffle (35), and the inside of second baffle (35) is equipped with the first rotation slot (36), first turntable
(34) inside of surface pivots connection the first rotation slot (36).
7. a kind of mass center testing stand according to claim 5 or 6, it is characterised in that：Under the inside of the first baffle (3)
The inside lower end of end and second baffle (35) is fixedly connected to gag lever post (37), and the surface of gag lever post (37) is equipped with clamping plate
(38), the interior lower end of clamping plate (38) is equipped with limit hole (310), is slidably socketed gag lever post (37) on the inside of limit hole (310)
The inner upper end on surface, clamping plate (38) is equipped with threaded hole (39), the table of the inside thread connection screw thread bar (33) of threaded hole (39)
Face.
8. a kind of mass center testing stand according to claim 7, it is characterised in that：The upper end of the clamping plate (38) is fixedly connected
Have threaded block (4), the inside of threaded block (4) is equipped with round bar (41), and the outside lower end of round bar (41) is equipped with thread protrusion (46), spiral shell
The surface of line protrusion (46) is threadedly coupled the inside of threaded block (4), and the outside middle position fixing sleeve of round bar (41) is connected to rotation
It covers (42).
9. a kind of mass center testing stand according to claim 8, it is characterised in that：The upper end of the round bar (41) is fixedly connected
Have the second turntable (43), the upper end of the second turntable (43) is equipped with linkage item (45), and the interior lower end of linkage item (45) is equipped with second
Rotation slot (44), the inside of the surface pivots connection the second rotation slot (44) of the second turntable (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121406.XA CN108827535B (en) | 2018-09-26 | 2018-09-26 | Center of mass test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121406.XA CN108827535B (en) | 2018-09-26 | 2018-09-26 | Center of mass test bench |
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| Publication Number | Publication Date |
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| CN108827535A true CN108827535A (en) | 2018-11-16 |
| CN108827535B CN108827535B (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811121406.XA Active CN108827535B (en) | 2018-09-26 | 2018-09-26 | Center of mass test bench |
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Cited By (2)
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| CN109813495A (en) * | 2019-03-15 | 2019-05-28 | 北京京城新能源（酒泉）装备有限公司 | A kind of generator quality conformance inspection mass center deflection angle measuring device |
| CN110132489A (en) * | 2019-06-26 | 2019-08-16 | 长春理工大学 | A kind of centroid measurement instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813495A (en) * | 2019-03-15 | 2019-05-28 | 北京京城新能源（酒泉）装备有限公司 | A kind of generator quality conformance inspection mass center deflection angle measuring device |
| CN109813495B (en) * | 2019-03-15 | 2020-10-30 | 北京京城新能源（酒泉）装备有限公司 | Mass center deflection angle measuring device for generator quality qualification inspection |
| CN110132489A (en) * | 2019-06-26 | 2019-08-16 | 长春理工大学 | A kind of centroid measurement instrument |
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| CN108827535B (en) | 2021-01-01 |
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Effective date of registration: 20230105 Address after: No. 4555 Kunshan Road, Changchun Economic Development Zone, Jilin Province Patentee after: Changchun Jianzhen Precision Machinery Manufacturing Co.,Ltd. Address before: 130022 science and technology building, South District, Changchun University of technology, 7186 Weixing Road, Changchun City, Jilin Province Patentee before: CHANGCHUN University OF SCIENCE AND TECHNOLOGY |
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Denomination of invention: A type of center of mass test bench Effective date of registration: 20230717 Granted publication date: 20210101 Pledgee: Jilin Bank Co.,Ltd. Changchun Science and Technology Sub branch Pledgor: Changchun Jianzhen Precision Machinery Manufacturing Co.,Ltd. Registration number: Y2023220000055 |
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