CN206804259U - Synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform - Google Patents
Synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform Download PDFInfo
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- CN206804259U CN206804259U CN201720328227.8U CN201720328227U CN206804259U CN 206804259 U CN206804259 U CN 206804259U CN 201720328227 U CN201720328227 U CN 201720328227U CN 206804259 U CN206804259 U CN 206804259U
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Abstract
The utility model discloses a kind of synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform, including code-disc, sensor, support and pad；Code-disc is installed with component coaxial to be measured, and support is L-shaped, and one end of L-type support is fixed, and the other end of L-type support is provided with sensor；Sensor is U-shaped, and code-disc is rounded, and multiple teeth groove are evenly arranged with along the periphery of code-disc, and the position for being machined with teeth groove of code-disc periphery is placed in the U-shaped opening of sensor, and pad is located between code-disc and component to be measured.The utility model determines and adjusted the velocity of rotation of component to be measured by the cooperation of code-disc and photoelectric sensor；In the collision stage of double guide pillars, code-disc and the dragging system of table top both sides are co-axially mounted, the rotating speed for measuring and adjusting two dragging systems makes its synchronization；The utility model is simple in construction, and the degree of accuracy is high.
Description
Technical field
The utility model belongs to mechanical environment simulation experiment platform technical field, and in particular to one kind is touched for mechanical structure
Hit the synchronous measuring apparatus of performance simulation experiment porch.
Background technology
Bump testing machine, it is to adopt the impact test equipment computerizedd control.For being collided to various complete machines, device
Experiment, to examine these industrial products, particularly electric and electronic product, military equipment, under the conditions of impact environment, performance
The integrity of adaptability and structure, ensure that product has highly reliable quality；And new product progress engineer testing, optimization are set
Count indispensable means.Mainly there are control unit, detection unit, execution unit, data acquisition unit and machine assembly, its
In, machine assembly mainly includes table top, stage body, hoisting mechanism, cushion pad and dragging system, is single column in existing collision stage
It is oriented to, a dragging system, this collision stage table top is small, and the scope of application is also small.A kind of it is therefore proposed that big platform of double guide pillars
Face collision stage, table top both sides are respectively provided with a dragging system, require higher to the synchronous of the two dragging systems in experiment, if
The dragging system of both sides is asynchronous, can cause table top rise and fall it is inconsistent so that the simulation of final collision result is not
Accurately.
The content of the invention
For defect present in prior art, the purpose of this utility model is to provide a kind of mechanical structure that is used for and collides property
The synchronous measuring apparatus of energy simulation experiment platform, for the collision stage of double guide pillars, ensure that the dragging system of table top both sides is same
Step dragging.
In order to solve the above-mentioned technical problem, the utility model, which adopts the following technical scheme that, is achieved：
For the synchronous measuring apparatus of mechanical structure collision performance simulation experiment platform, including code-disc, sensor and support；
Described code-disc is installed with component coaxial to be measured, and described support is L-shaped, and described sensor is arranged on L-type branch
On frame；
Described sensor is U-shaped, and described code-disc is rounded, and multiple teeth groove, institute are evenly arranged with along the periphery of code-disc
The position for being machined with teeth groove for the code-disc periphery stated is placed in the U-shaped opening of sensor.
The utility model also has following distinguishing feature：
Also include pad, described pad is located between code-disc and component to be measured.
Described sensor is photoelectricity sampling sensor.
The number of teeth of described code-disc is 36.
Compared with prior art, the beneficial effects of the utility model are：
The utility model determines and adjusted the velocity of rotation of component to be measured by the cooperation of code-disc and photoelectric sensor；
In the collision stage of double guide pillars, code-disc and the dragging system of table top both sides are co-axially mounted, measures and adjusts two dragging systems
The rotating speed of system makes its synchronization；The utility model is simple in construction, and the degree of accuracy is high.
Brief description of the drawings
Fig. 1 is the structural representation of synchronous measuring apparatus of the present utility model.
Fig. 2 is integrally-built front view of the present utility model.
Fig. 3 is integrally-built top view of the present utility model.
Fig. 4 is integrally-built side view of the present utility model.
Fig. 5 is the structural representation of table top of the present utility model.
Fig. 6 is the structural representation of waveshape generating device of the present utility model.
Fig. 7 is the structural representation of synchronous transmission device of the present utility model.
Fig. 8 is the structural representation of cam center arrangement for adjusting height of the present utility model.
Fig. 9 is the structural representation of earthquake isolating equipment of the present utility model.
Figure 10 is the top view and side sectional view of the cover plate of shock insulation unit of the present utility model.
Figure 11 is the structural representation of guiding earthquake isolating equipment of the present utility model.
Figure 12 is the structural representation of drift of the present utility model.
Figure 13 is the structural representation of cam lubricating apparatus of the present utility model.
Figure 14 is the structural representation of cam of the present utility model.
Figure 15 is the collision waveform under the utility model zero load.
Figure 16 is collision waveform of the utility model under unloaded and load feelings.
Each label is expressed as in figure：1- table tops, 2- stage bodies, 3- waveshape generating devices, 4- Synchronizable drive systems, in 5- cams
Heart height adjusting system, 6- earthquake isolating equipments, 7- drifts, 8- lubricating arrangements, 10- supporting plates, 11- rollers；
(1-1)-connecting portion, (1-2)-locating rod；(2-1)-base, (2-2)-upper plate, (2-3)-lower shoe；
(3-1)-base, (3-2)-sleeve, (3-3)-cushion block, (3-4)-cushion；
(4-1)-main motor, (4-2)-power transmission shaft, (4-3)-synchronous belt drive mechanism, (4-4) cam；(4-3-1)-it is synchronous
Band, (4-3-2)-belt wheel；
(5-1)-connecting seat, (5-2)-the first supporting plate, (5-3)-the second supporting plate, (5-6)-motor, (5-7)-position
Displacement sensor；
(5-1-1)-U-shaped board, (5-1-2)-cylinder, (5-1-3)-first through hole, (5-1-4)-the second through hole, (5-1-5)-
Third through-hole；
(5-4-1)-leading screw, (5-4-2)-screw, (5-4-3)-axis of guide, (5-4-4)-guide sleeve；(5-5-1)-the first
Gear, (5-5-2)-second gear；
(6-1)-cover plate, (6-2)-bottom plate, (6-3)-air bag, (6-4)-airway tube, (6-5)-damper；(6-1-1)-it is fixed
Position block, (6-1-2)-through hole, (6-5-1)-sleeve, (6-5-2)-stopper rod, (6-5-3)-otic placode, (6-5-4)-angle steel；(7-1)-
Through hole.
(8-1)-cup, (8-2)-cup lid, (8-3)-support；(8-1-1)-connecting rod, (8-3-1)-first through hole, (8-
3-2)-groove, (8-3-3)-the second through hole；
(9-1)-code-disc, (9-2)-sensor, (9-3)-support, (9-4)-pad.
Explanation is further explained in detail to particular content of the present utility model below in conjunction with the drawings and specific embodiments.
Embodiment
When the tooth of the code-disc periphery of synchronous measuring apparatus of the present utility model is turned in the U-shaped opening of sensor, photoelectricity
Sampling sensor is blocked, and when the teeth groove of code-disc periphery is turned in the U-shaped opening of sensor, photoelectricity sampling sensor connects
Logical, so, because code-disc and component coaxial to be measured are installed, photoelectricity sampling sensor cut-offs in being rotated one week by calculating code-disc
Number, to obtain the rotating speed of object under test, the synchronous pulling of stage body both sides is controlled by the sensor of collision stage detection unit.
Pad of the present utility model is located between code-disc and object under test, prevents from producing friction between code-disc and object under test
And collision.
Specific embodiment of the utility model given below is, it is necessary to which explanation is that the utility model is not limited to following tool
Body embodiment, all equivalents done on the basis of technical scheme each fall within the scope of protection of the utility model.
Embodiment 1
As shown in Figure 1 to Figure 3, the present embodiment provides a kind of synchronization for mechanical structure collision performance simulation experiment platform
Measurement apparatus, including code-disc 9-1, sensor 9-2, support 9-3 and pad 9-4；
Code-disc 9-1 installs with component coaxial to be measured, and support 9-3 is L-shaped, and L-type support 9-3 one end is fixed, L-type support 9-
3 other end is provided with sensor 9-2, and sensor 9-2 is photoelectricity sampling sensor.
Sensor 9-2 is U-shaped, and code-disc 9-1 is rounded, and multiple teeth groove 9-1-1 are evenly arranged with along code-disc 9-1 periphery,
The code-disc 9-1 number of teeth is 36；The position for being machined with teeth groove 9-1-1 of code-disc 9-1 peripheries is placed in sensor 9-2 U-shaped opening
In, pad 9-1 is located between code-disc 9-1 and component to be measured.
Embodiment 2
With reference to accompanying drawing, the present embodiment provides a kind of mechanical structure collision performance simulation experiment platform, including table top 1, stage body
2nd, waveshape generating device 3, Synchronizable drive systems 4, cam center height adjusting system 5 and shock insulation platform 6；
Table top 1 is square, and the size of table top 1 is 1.2m × 1.2m, and the both sides of table top 1 are provided with motion transmission 1-1, motion transmission 1-
1 is arranged on stage body 2 by supporting plate 10；Stage body 2 includes base 2-1, upper plate 2-2 and lower shoe 2-3, and base 2-1 is placed in
Above upper plate 2-2, lower shoe 2-3 is placed in below upper plate 2-2；The lower section of table top 1 is provided with drift 7, and drift 7 is located in table top 1
The heart, the end face of drift 7 are the curved surface of convex；Multiple through hole 7-1 are axially machined with along drift, through hole is distributed in concentric circles,
The number of concentric circles is three, and 24 through holes are evenly equipped with each concentric circle, and through hole is used for drift high intensity screw
It is fixed on below table top.
Waveform generator device 3 includes base 3-1, sleeve 3-2, cushion block 3-3 and cushion 3-4, and base 3-1 is provided with to be interior
The cylinder of groove, sleeve 3-2 are socketed on base 3-1 inwall, and cushion block 3-3 and cushion 3-4 move engagement sleeves by specified tolerances
It is connected on sleeve 3-2 inwall, for cushion block 3-3 between cushion and base, cushion 3-4 other end end face is convex
Curved surface 3-5, curved surface 3-5 and drift 7 curved surface convexo-convex are mounted opposite.
Synchronizable drive systems 4 include main motor 4-1, power transmission shaft 4-2, synchronous belt drive mechanism 4-3 and cam 4-4；It is synchronous
Tape handler 4-3 includes a main dragging timing belt 4-3-1 and two groups of belt wheel 4-3-2；Stage body base both sides are respectively provided with one
Individual cam 4-4, two cam 4-4 are co-axially mounted with a driven pulley 4-3-2 in the synchronous belt drive mechanism of two groups of left and right respectively,
Another main dragging synchronous pulley 4-3-2 is arranged on power transmission shaft 4-2, and power transmission shaft 4-2 is connected with main motor 4-1；Two cam 4-4
Synchronous axial system, it is synchronous to promote the support plate 10 for being separately mounted to table top both ends to promote the parallel rising of table top.
It is single that cam center height adjusting system 5 includes connecting seat 5-1, the first supporting plate 5-2, the second supporting plate 5-3, guiding
Member, variable-speed unit, motor 5-6 and displacement transducer 5-7；
Connecting seat 5-1 includes U-shaped board 5-1-1 and cylinder 5-1-2；U-shaped board 5-1-1 bottoms are fixed in cylinder 5-1-2 side walls
On, be machined with first through hole 5-1-3 on U-shaped board 5-1-1 walls, connecting seat 5-1 U-shaped board end by first through hole 5-1-3 with it is convex
Wheel 4-4 is co-axially mounted；A second through hole 5-1-4 and two third through-hole 5-1-5 is machined with cylinder 5-1-2；Third through-hole
5-1-5 is located at the second through hole 5-1-4 both sides, the axle of the second through hole 5-1-4 and third through-hole 5-1-5 axis and cylinder 5-1-2
Line direction is identical；
Pilot unit includes leading screw 5-4-1, screw 5-4-2, axis of guide 5-4-3 and guide sleeve 5-4-4；Screw 5-4-2 pacifies
In the second through hole 5-1-4, leading screw 5-4-1 spirals are arranged in screw 5-4-2；Guide sleeve 5-4-4 is arranged on third through-hole
In 5-1-5, axis of guide 5-4-3 is arranged in guide sleeve 5-4-4, and axis of guide 5-4-3 both ends are separately fixed at the first supporting plate
On 5-2 and the second supporting plate 5-3, one end of leading screw is fixed in the second supporting plate, and the other end of leading screw passes through the first supporting plate
5-3；
Variable-speed unit includes first gear 5-5-1 and second gear 5-5-2；First gear 5-5-1 and second gear 5-5-2
Engagement, first gear 5-5-1 are installed together with motor 5-6, and second gear 5-5-2 is arranged on above the first supporting plate 5-3
Leading screw 5-5-1 on；Sensor 5-7 is located at connecting seat 5-1 both ends.
Shock insulation platform includes lower shoe 2-3, shock insulation unit, airway tube 6-4 and is oriented to damping device, and shock insulation stage+module exists
Upper plate 2-2 lower section, shock insulation unit have 6；Shock insulation unit includes cover plate 6-1, the second bottom plate 6-2 and air bag 6-3, cover plate 6-
1 center is provided with locating piece 6-1-1, is positioned for the upper plate 2-2 with collision stage；It is machined with cover plate 6-1 in 90 °
Through hole 6-1-2, through hole 6-1-2 one end is located at the cover plate 6-1 end faces that are in contact with air bag 6-3, through hole 6-1-2 other end position
In cover plate 6-1 side；Multiple shock insulation units are connected in by airway tube 6-4 by the through hole 6-1-2 positioned at cover plate 6-1 side
Together, air pressure regulator is provided with the through hole 6-1-2 of cover plate 6-1 sides in one of shock insulation unit, passes through regulating valve
To adjust air bag 6-3 air pressure, and then adjust air bag 6-3 deflection；
Being oriented to damping device includes damper 6-5, and described damper shares four groups, and every group has two dampers, often
Two dampers of group are parallel to each other, and described four groups of dampers are located at lower shoe 2-3 corner location, damper 6-
5 include sleeve 6-5-1, stopper rod 6-5-2 and spring, and for spring in sleeve 6-5-1, stopper rod 6-5-2 one end is placed in sleeve 6-
It is connected in 5-1 with spring, the axis of spring and stopper rod 6-5-2 axis overlap.
Table top 1 is provided with multiple locating rod 1-2, and locating rod 1-2 is cylindrical, and locating rod 1-2 one end spiral is arranged on
On table top 1, the locating rod 1-2 other end is provided with groove 1-3；
Supporting plate 10 and roller 11 are provided between cam 4-4 and the connecting portion 1-1 of table top, supporting plate 10 is arranged on table top 1
Sidepiece, roller 11 are arranged on the lower section of supporting plate 10, and cam 4-4 is arranged on the end of cam center height adjusting system 5；
The top of roller 11 is provided with lubricating arrangement 8, and lubricating grease is filled with the lubricating arrangement, and lubricating grease applies depended on pressure and applied automatically
It is put on roller 11, roller drives grease lubrication cam 3-3；Lubricating arrangement 12 includes cup 8-1, cup lid 8-2 and support 8-
3；Cup 8-1 one end connects cup lid 8-2, and cup lid 8-2 can rotate around cup 8-1, and the cup 8-1 other end is provided with connecting rod 8-1-
1, connecting rod 8-1-1 are in hollow shape, and cup 8-1 inner chamber penetrates with connecting rod 8-1-1 inner chamber；Support 8-3 is square block,
First through hole 8-3-1 is machined with support 8-3, connecting rod 8-1-1 is arranged on support one end by first through hole 8-3-1；Support
The end face of the 8-3 other end is in the arc for concaving towards support 8-3 centers, and fluted 8-3-2 is circumferentially processed along cambered surface；Add on support 3
Work has the second through hole 8-3-3, and the lubricating arrangement is arranged in supporting plate 10 by the second through hole 8-3-3.
Code-disc 9-1, sensor 9-2 and support 9-3 are coaxially installed with first gear 5-5-1, sensor 9-2 is arranged on branch
On frame 9-3, sensor is U-shaped, and code-disc is placed in U-shaped opening, and pad is provided between code-disc 9-1 and first gear.
The present invention impact test result as described in Figure 15, the collision waveform of collision stage, it can be seen that the collision ripple of acquisition
Shape is in the tolerance band of national regulation.
Tested in the case where loading as 200kg, as a result as shown in figure 16, the waveform of figure lower middle portion is under load 200kg
Collision waveform, the peak accelerator under national regulation load 200kg be 30g, and pulse duration 4ms, this experiment is being born
Your pulse acceleration of the waveform for carrying to obtain under 200kg is 27g, pulse duration 4ms；Meanwhile collision stage is loading
It is in the waveform obtained under no-load condition in the tolerance band of national regulation.
Claims (4)
1. the synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform, it is characterised in that：Including code-disc (9-
1), sensor (9-2) and support (9-3)；
Described code-disc (9-1) is installed with component coaxial to be measured, and described support (9-3) is L-shaped, described sensor (9-2)
In L-type support (9-3)；
Described sensor (9-2) is U-shaped, and described code-disc (9-1) is rounded, is evenly arranged with along the periphery of code-disc (9-1)
Multiple teeth groove (9-1-1), the position for being machined with teeth groove (9-1-1) of described code-disc (9-1) periphery are placed in sensor (9-2)
In U-shaped opening.
2. it is used for the synchronous measuring apparatus of mechanical structure collision performance simulation experiment platform, its feature as claimed in claim 1
It is：Also include pad (9-4), described pad (9-4) is located between code-disc (9-1) and component to be measured.
3. it is used for the synchronous measuring apparatus of mechanical structure collision performance simulation experiment platform, its feature as claimed in claim 1
It is：Described sensor (9-2) is photoelectricity sampling sensor.
4. it is used for the synchronous measuring apparatus of mechanical structure collision performance simulation experiment platform, its feature as claimed in claim 1
It is：The number of teeth of described code-disc (9-1) is 36.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720328227.8U CN206804259U (en) | 2017-03-30 | 2017-03-30 | Synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720328227.8U CN206804259U (en) | 2017-03-30 | 2017-03-30 | Synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804259U true CN206804259U (en) | 2017-12-26 |
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ID=60730141
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720328227.8U Active CN206804259U (en) | 2017-03-30 | 2017-03-30 | Synchronous measuring apparatus for mechanical structure collision performance simulation experiment platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206804259U (en) |
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2017
- 2017-03-30 CN CN201720328227.8U patent/CN206804259U/en active Active
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Effective date of registration: 20200701 Address after: Room 1605, unit 1, building 6, mantangyue community, 88 Jinye Road, Zhangba street, hi tech Zone, Xi'an City, Shaanxi Province Patentee after: Xi'an Congwu Electronic Technology Co., Ltd Address before: 710075 Shaanxi city of Xi'an province high tech Zone Industrial Park, the new road Jindu business block F No. 7 Patentee before: XI'AN GUANGQI TECHNOLOGIES Co.,Ltd. |