CN206804250U - A kind of vibration mechine of Physical Experiment - Google Patents
A kind of vibration mechine of Physical Experiment Download PDFInfo
- Publication number
- CN206804250U CN206804250U CN201720738008.7U CN201720738008U CN206804250U CN 206804250 U CN206804250 U CN 206804250U CN 201720738008 U CN201720738008 U CN 201720738008U CN 206804250 U CN206804250 U CN 206804250U
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- CN
- China
- Prior art keywords
- shock absorber
- drive housing
- bulb assembly
- physical experiment
- vibration mechine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model belongs to mechanical experiment equipment technical field, and in particular to a kind of vibration mechine applied to physics teaching；Concrete technical scheme is：A kind of vibration mechine of Physical Experiment, including base, the door frame being fixed on base and the moving beam in door frame, the bottom centre position of moving beam is equipped with terminal pad, the bottom of terminal pad is connected with bulb assembly and bearing in turn, bearing is supported by shock absorber, the bottom of shock absorber is connected with support plate, the bottom of support plate is connected with lower bulb assembly and pressure sensor in turn, pressure sensor is supported by actuator, the bottom of actuator is connected with base, the pressure change of shock absorber is sensed by pressure sensor, to obtain necessary test data, the utility model uses mechanical structure, parts are few, it is in light weight, it is compact to design, take up space relatively small, it is more beneficial for indoor location arrangement, the experiment of vibrator in physics teaching can be completed, testing efficiency is high, stability is good.
Description
Technical field
The utility model belongs to mechanical experiment equipment technical field, and in particular to a kind of vibration applied to physics teaching
Testing stand.
Background technology
In the mechanical-physical experiment of university, often it is related to the experiment of mechanics, mechanical connection, vibration etc., this
A little experiments mainly increase impression of the student to various physical phenomenons, and sense the change of various experiments in person by sense organ.
During the shock absorber experiment of university, in order to examine whether shock absorber meets the requirements, it is necessary to use vibration mechine, it can
With help, we examine and corrected the deficiency of absorber designing or manufacture, it may be said that vibration mechine promotes to a certain extent
The development and innovation of shock absorber.But current vibration mechine space-consuming is big, expensive, it is difficult to meets modern physicses reality
The demand tested.
Utility model content
To solve technical problem existing for prior art, the utility model provides a kind of shaking applied to physics teaching
Dynamic test platform, it is easy to operate, it is multiple functional, a variety of experiments can be completed, are occupied little space, disclosure satisfy that the need of modern physicses teaching
Will.
To achieve the above object, technical scheme is used by the utility model：A kind of vibration test of Physical Experiment
Platform, including base, the door frame that is fixed on base and the moving beam in door frame, the bottom centre position of moving beam
Equipped with terminal pad, the bottom of terminal pad is connected with bulb assembly and bearing in turn, and bearing is supported by shock absorber, shock absorber
Bottom is connected with support plate, and the bottom of support plate is connected with lower bulb assembly and pressure sensor in turn, and pressure sensor passes through
Actuator is supported, and the bottom of actuator is connected with base.Moving beam is adjusted by actuator and the collective effect of shock absorber
Position on door frame, when moving beam is moved to the height and position specified, needs slightly to adjust further according to clamping, ensure to subtract
The device that shakes has ± 50mm impulse stroke.The pressure change of shock absorber is sensed by pressure sensor, to obtain necessary experiment
Data.
Upper bulb assembly and lower bulb assembly have the characteristics that：First, bulb assembly can have enough pivot angles, meet
Vibration and swing demand during experiment；2nd, bulb assembly has less frictional force, to ensure ease of steering and easily behaviour
It is vertical；3rd, the good seal performance of bulb assembly；4th, bulb assembly has enough intensity and durability degree.In general, using upper
The attachment structure of bulb assembly and lower bulb assembly, disclosure satisfy that the demand of Physical Experiment.
Wherein, as main dynamical element --- actuator, including drive housing, drive housing are long cylindrical structure.
The driving motor of drive housing one end is fixed on, the first connecting seat, the first connection are disposed with the outside of driving motor
Seat is connected with lower bulb assembly, and driving motor imparts power to leading screw.
Leading screw, one section extends to outside drive housing and is connected with the output shaft of driving motor by shaft coupling, Ling Yiduan
Extend to inside drive housing, nut is pressed between leading screw and drive housing.
Push rod, one section extends to outside drive housing and is provided with the second connecting seat in termination, and one section extends to drive housing
Inside is simultaneously connected by clutch with leading screw, and the second connecting seat is connected with base.
Gear-box in drive housing.
The driving gear being arranged in gear-box, driving gear are driven by stand-by motor, and stand-by motor is placed in gear-box
It is interior.
The driven gear engaged in gear-box and with driving gear is arranged on, rack of the driven gear also with push rod side is nibbled
Close.
When clutch links together leading screw and push rod, under the drive of leading screw, leading screw is synchronized with the movement with push rod, nut
For position and it is spacing.By setting clutch, an anti-jamming mechanism is added, in the case that leading screw and nut are stuck,
Throw-out-of clutch, nut disengage with push rod, and stand-by motor starts, and then drive driving gear and driven gear to rotate successively, from
Moving teeth wheel and rack engages and drives push rod to move, so that push rod can continue to promote load, fault rate is dropped to permission
In the range of, improve the operational reliability of actuator.
Door frame includes the two root posts of parallel arrangement, and the bottom of column is fixed with annular chuck, annular chuck and base it
Between be flexibly connected by bolt, the top of two root posts is connected by fixed cross beam, is passed through between crossbeam and the column of respective side
Bolt connection, the inner side of two root posts offer chute, and the both ends of moving beam are placed in chute and can moved in chute,
By movement of the moving beam in chute to adjust the height of moving beam.Two root posts and fixed cross beam are detachable, side
Just replacing and roll adjustment.
Multiple first lightening holes are provided with fixed cross beam, multiple first lightening holes are equidistant along the length direction of fixed cross beam
Arranged for interval, multiple first lightening holes can mitigate the weight of fixed cross beam, reduce equipment cost input, carry and dismount all very
It is convenient.
Multiple second lightening holes are provided with moving beam, the length direction that multiple second lightening holes move along crossbeam is equidistant
Arranged for interval, multiple first lightening holes can mitigate the weight of moving beam, reduce equipment cost input, carry and dismount all very
It is convenient.
Cushion is pressed between bearing and shock absorber, reduces the invalid vibration in experimentation.
Terminal pad is movably connected on moving beam by bolt, wherein, as preferable, the top plate of upper bulb assembly leads to
Bolt to be crossed to be movably connected in terminal pad, the bottom of upper bulb assembly is flexibly connected with bearing, and the bottom of bearing is provided with upper neck,
It is installed in neck and is bolted at the top of shock absorber.
The top of support plate is provided with lower bayonet slot, and the bottom of shock absorber is installed in lower bayonet slot and is bolted, pressure
Sensor is bolted with support plate.
The utility model uses mechanical structure, and parts are few, in light weight, compact to design, takes up space relatively small, more has
Arranged beneficial to indoor location, the experiment of vibrator in physics teaching can be completed, testing efficiency is high, and stability is good, and cost is low.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 side view.
Fig. 3 is the structural representation of actuator in Fig. 1.
Fig. 4 is the partial enlarged drawing at A in Fig. 1.
Fig. 5 is the partial enlarged drawing at B in Fig. 1.
In figure, 1 is base, and 2 be door frame, and 21 be column, and 22 be fixed cross beam, and 23 be the first lightening hole, and 3 be mobile horizontal
Beam, 31 be the second lightening hole, and 4 be terminal pad, and 5 be upper bulb assembly, and 6 be bearing, and 7 be shock absorber, and 8 be support plate, and 9 be lower ball
Head assembly, 10 be pressure sensor, and 11 be actuator, and 111 be drive housing, and 112 be driving motor, and 113 be the first connecting seat,
114 leading screws, 115 be nut, and 116 be the second connecting seat, and 117 be gear-box, and 118 be driving gear, and 119 be driven gear, 120
It is push rod for rack, 121,122 be clutch, and 12 be cushion, and 13 be upper neck, and 14 be lower bayonet slot.
Embodiment
In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are more clearly understood, with
Lower combination drawings and Examples, the utility model is further elaborated.It is it should be appreciated that described herein specific real
Example is applied only to explain the utility model, is not used to limit the utility model.
As Figure 1-5, a kind of vibration mechine of Physical Experiment, including base 1, the door frame 2 that is fixed on base 1
With the moving beam 3 in door frame 2, the bottom centre position of moving beam 3 is equipped with terminal pad 4, the bottom of terminal pad 4 according to
Secondary to be connected with bulb assembly 5 and bearing 6, bearing 6 is supported by shock absorber 7, and the bottom of shock absorber 7 is connected with support plate 8, branch
The bottom of support plate 8 is connected with lower bulb assembly 9 and pressure sensor 10 in turn, and pressure sensor 10 is supported by actuator 11,
The bottom of actuator 11 is connected with base 1.Moving beam 3 is adjusted in door by actuator 11 and the collective effect of shock absorber 7
Position on frame 2, when moving beam 3 is moved to the height and position specified, need slightly to adjust further according to clamping, ensure vibration damping
Device 7 has ± 50mm impulse stroke.The pressure change of shock absorber 7 is sensed by pressure sensor 10, to obtain necessary examination
Test data.
Upper bulb assembly 5 and lower bulb assembly 9 have the characteristics that：First, bulb assembly can have enough pivot angles, full
Vibration and swing demand during foot experiment；2nd, bulb assembly has less frictional force, with ensure ease of steering and easily
Manipulate；3rd, the good seal performance of bulb assembly；4th, bulb assembly has enough intensity and durability degree.In general, using
The attachment structure of upper bulb assembly 5 and lower bulb assembly 9, disclosure satisfy that the demand of physics teaching experiment.
Wherein, as main dynamical element --- actuator 11, including drive housing 111, drive housing 111 are long cylinder
Type structure.
The driving motor 112 of the one end of drive housing 111 is fixed on, the outside of driving motor 112 is disposed with connecting seat 113,
Connecting seat 113 is connected with lower bulb assembly 9, and driving motor 112 imparts power to leading screw 114.
Leading screw 114, one section extends to the outside of drive housing 111 and is connected with the output shaft of driving motor 112 by shaft coupling
Connect, another section is extended to inside drive housing 111, and nut 115 is pressed between leading screw 114 and drive housing 111.
Push rod 121, one section extends to the outside of drive housing 111 and is provided with the second connecting seat 116 in termination, and one section extends to
The inside of drive housing 111 is simultaneously connected by clutch 122 with leading screw 114, and the second connecting seat 116 is connected with base 1.
Gear-box 117 in drive housing 111.
The driving gear 118 being arranged in gear-box 117, driving gear 118 are driven by stand-by motor, and stand-by motor is put
In in gear-box 117.
The driven gear 119 engaged in gear-box 117 and with driving gear 118 is arranged on, driven gear 119 is gone back and push rod
The rack 120 of 121 sides engages.
When clutch 122 links together leading screw 114 and push rod 121, under the drive of leading screw 114, leading screw 114 and top
Bar 121 is synchronized with the movement, nut 115 be used for position and it is spacing.By setting clutch 122, an anti-jamming mechanism is added, when
In the case that leading screw 114 and nut 115 are stuck, clutch 122 disengages, and nut 115 disengages with push rod 121, and stand-by motor starts,
And then driving driving gear 118 and driven gear 119 to rotate successively, driven gear 119 engages with rack 120 and drives push rod
121 motions, so that push rod 121 can continue to promote load, fault rate is dropped in the range of permission, improve actuator 11
Operational reliability.
Door frame 2 includes the two root posts 21 of parallel arrangement, and the bottom of column 21 is fixed with annular chuck, annular chuck and bottom
It is flexibly connected between seat 1 by bolt, the top of two root posts 21 is connected by fixed cross beam 22, fixed cross beam 22 and respective side
Column 21 between be bolted, the inner side of two root posts 21 offers chute, and the both ends of moving beam 3 are placed in chute
It is interior and can be moved in chute, by movement of the moving beam 3 in chute to adjust the height of moving beam 3.Two root posts
21 and fixed cross beam 22 it is detachable, be convenient for changing and roll adjustment.
Multiple first lightening holes 23, length of multiple first lightening holes 23 along fixed cross beam 22 are provided with fixed cross beam 22
Direction equi-spaced apart arrangement, multiple first lightening holes 23 mitigate the weight of fixed cross beams 22, reduce equipment cost input, carry and
Dismounting is all very convenient.
Multiple second lightening holes 31 are provided with moving beam 3, multiple second lightening holes 31 move along the length side of crossbeam 3
Arranged to equi-spaced apart, multiple second lightening holes 31, mitigate the weight of moving beam 3, reduced equipment cost input, carry and tear open
Dress is all very convenient.
Cushion 12 is pressed between bearing 6 and shock absorber 7, reduces the invalid vibration in time course.
Terminal pad 4 is movably connected on moving beam 3 by bolt, wherein, as preferable, the top of upper bulb assembly 5
Plate is movably connected in terminal pad 4 by bolt, and the bottom of upper bulb assembly 5 is flexibly connected with bearing 6, and the bottom of bearing 6 is set
There is upper neck 13, the top of shock absorber 7 is installed in neck 13 and is bolted.
The top of support plate 8 is provided with lower bayonet slot 14, and the bottom of shock absorber 7 is installed in lower bayonet slot 14 and consolidated by bolt
Fixed, pressure sensor 10 is bolted with support plate 8.
The utility model uses mechanical structure, and parts are few, in light weight, compact to design, takes up space relatively small, more has
Arranged beneficial to indoor location, the experiment of vibrator in physics teaching can be completed, testing efficiency is high, and stability is good, and cost is low.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., all should be wrapped in the utility model model
In enclosing.
Claims (8)
1. a kind of vibration mechine of Physical Experiment, it is characterised in that including base（1）, be fixed on base（1）On door frame
（2）With installed in door frame（2）Interior moving beam（3）, the moving beam（3）Bottom centre position terminal pad is housed（4）,
Terminal pad（4）Bottom be connected with bulb assembly in turn（5）And bearing（6）, the bearing（6）Pass through shock absorber（7）Support,
Shock absorber（7）Bottom be connected with support plate（8）, support plate（8）Bottom be connected with lower bulb assembly in turn（9）Passed with pressure
Sensor（10）, the pressure sensor（10）Pass through actuator（11）Support, actuator（11）Bottom and base（1）Connection.
A kind of 2. vibration mechine of Physical Experiment according to claim 1, it is characterised in that the actuator（11）
Including drive housing（111）；
It is fixed on drive housing（111）The driving motor of one end（112）, driving motor（112）Outside be disposed with the first connection
Seat（113）, the first connecting seat（113）With lower bulb assembly（9）Connection；
Leading screw（114）, one section extends to drive housing（111）Outside and and driving motor（112）Output shaft pass through shaft coupling
Connection, another section extends to drive housing（111）Inside, leading screw（114）With drive housing（111）Between be pressed with nut
（115）；
Push rod（121）, one section extends to drive housing（111）Outside is simultaneously provided with the second connecting seat in termination（116）, one section of extension
To drive housing（111）Inside simultaneously passes through clutch（122）With leading screw（114）Connection, the second connecting seat（116）With base（1）
Connection；
Installed in drive housing（111）On gear-box（117）；
It is arranged on gear-box（117）Interior driving gear（118）；
It is arranged on gear-box（117）Interior and and driving gear（118）The driven gear of engagement（119）, driven gear（119）Also with
Push rod（121）The rack of side（120）Engagement.
A kind of 3. vibration mechine of Physical Experiment according to claim 2, it is characterised in that the door frame（2）Bag
Include the two root posts of parallel arrangement（21）, column（21）Bottom be fixed with annular chuck, annular chuck and base（1）Between lead to
Cross bolt flexible connection, two root posts（21）Top pass through fixed cross beam（22）Connection, fixed cross beam（22）With respective side
Column（21）Between be bolted, two root posts（21）Inner side offer chute, moving beam（3）Both ends be placed in
It can move in chute and in chute.
A kind of 4. vibration mechine of Physical Experiment according to claim 3, it is characterised in that the fixed cross beam
（22）On be provided with multiple first lightening holes（23）, multiple first lightening holes（23）Along fixed cross beam（22）Length direction it is equidistant
Arranged for interval.
A kind of 5. vibration mechine of Physical Experiment according to claim 4, it is characterised in that the moving beam
（3）On be provided with multiple second lightening holes（31）, multiple second lightening holes（31）Move along crossbeam（3）Length direction it is equidistant between
Every arrangement.
A kind of 6. vibration mechine of Physical Experiment according to claim 5, it is characterised in that the bearing（6）With
Shock absorber（7）Between be pressed with cushion（12）.
A kind of 7. vibration mechine of Physical Experiment according to claim 6, it is characterised in that the terminal pad（4）
Moving beam is movably connected in by bolt（3）On, upper bulb assembly（5）Top plate terminal pad is movably connected in by bolt
（4）On, upper bulb assembly（5）Bottom and bearing（6）It is flexibly connected, bearing（6）Bottom be provided with upper neck（13）, shock absorber
（7）Top be installed on neck（13）It is interior and be bolted.
A kind of 8. vibration mechine of Physical Experiment according to claim 7, it is characterised in that the support plate（8）
Top be provided with lower bayonet slot（14）, shock absorber（7）Bottom be installed on lower bayonet slot（14）It is interior and be bolted, pressure sensing
Device（10）With support plate（8）It is bolted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720738008.7U CN206804250U (en) | 2017-06-23 | 2017-06-23 | A kind of vibration mechine of Physical Experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720738008.7U CN206804250U (en) | 2017-06-23 | 2017-06-23 | A kind of vibration mechine of Physical Experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804250U true CN206804250U (en) | 2017-12-26 |
Family
ID=60749417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720738008.7U Expired - Fee Related CN206804250U (en) | 2017-06-23 | 2017-06-23 | A kind of vibration mechine of Physical Experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206804250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357831A (en) * | 2018-11-30 | 2019-02-19 | 上海上汽马瑞利动力总成有限公司 | A kind of heavy vehicle power assembly vibration tong |
-
2017
- 2017-06-23 CN CN201720738008.7U patent/CN206804250U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357831A (en) * | 2018-11-30 | 2019-02-19 | 上海上汽马瑞利动力总成有限公司 | A kind of heavy vehicle power assembly vibration tong |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20190623 |