CN108269485A - A kind of machinery course link transmission apparatus for demonstrating - Google Patents
A kind of machinery course link transmission apparatus for demonstrating Download PDFInfo
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- CN108269485A CN108269485A CN201810043195.6A CN201810043195A CN108269485A CN 108269485 A CN108269485 A CN 108269485A CN 201810043195 A CN201810043195 A CN 201810043195A CN 108269485 A CN108269485 A CN 108269485A
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- plate
- connecting rod
- base
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- leading flank
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery
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Abstract
The present invention relates to a kind of mechanical course apparatus for demonstrating more particularly to a kind of mechanical course link transmission apparatus for demonstrating.The technical problem to be solved in the present invention is to provide one kind can save the time, can intuitively express link mechanism, can mitigate the mechanical course link transmission apparatus for demonstrating of the teaching load of teacher.In order to solve the above-mentioned technical problem, the present invention provides such a mechanical course link transmission apparatus for demonstrating, include first base, babinet, top plate, the first connecting plate, placing box, first connecting rod, second connecting rod, notch plate, fixed block, L-shaped installing plate, first guide rod etc.；Right side at the top of first base is connected with babinet, and cabinet front is provided with rectangular through-hole in the middle part of face.The present invention can intuitively express link transmission by the rotation of first connecting rod and second connecting rod, student can be made more comprehensively to observe link transmission by the rotation of first base, the time can be saved so as to reach.
Description
Technical field
The present invention relates to a kind of mechanical course apparatus for demonstrating more particularly to a kind of mechanical course to be demonstrated with link transmission and filled
It puts.
Background technology
Machinery refers to the general name of machine and mechanism, and machinery is exactly that people can be helped to reduce work difficulty or labour-saving tool dress
It puts, as the article of chopsticks, broom and tweezers one kind can be said to machinery, they are simple and mechanical, and complicated machinery is just
It is to be made of the simple and mechanical of two or more, these more complicated machineries is usually called machine, from structure and fortune
From the viewpoint of dynamic, mechanism and machine and indistinction are loosely referred to as machinery, course refers to the subject summation that school student should learn
And its process and arrangement, course are target, the content of courses, the planning of education activities mode and the design to educating, be teaching programme,
The summation of all many-sided implementation processes such as syllabus, the course of broad sense refer to the education that school selects to realize training objective
The summation of content and its process, it includes each door subject and purposeful, the planned educational activities that school teacher is taught, narrow
The course of justice refers to a certain door subject.
Mechanical course often allows the elusive link transmission of student, coordinates again generally by cardon demonstration at present old
Teacher explains, and so wastes time, it is impossible to and link mechanism is intuitively expressed, and increases the teaching load of teacher, therefore there is an urgent need for
Research and development one kind can save the time, can intuitively express link mechanism, can mitigate the mechanical course of the teaching load of teacher
With link transmission apparatus for demonstrating.
Invention content
（1）Technical problems to be solved
The present invention coordinates teacher to explain again generally by cardon demonstration at present in order to overcome, and so wastes time, it is impossible to intuitive
Expression link mechanism, and the shortcomings that increase the teaching load of teacher, the technical problem to be solved in the present invention is to provide one
Kind can save the time, can intuitively express link mechanism, can mitigate the mechanical course connecting rod of the teaching load of teacher
It is driven apparatus for demonstrating.
（2）Technical solution
In order to solve the above technical problem, the present invention provides such a mechanical course link transmission apparatus for demonstrating, including
There are first base, babinet, top plate, the first connecting plate, placing box, first connecting rod, second connecting rod, notch plate, fixed block, L-shaped
It is installing plate, the first guide rod, the first guide sleeve, the second guide rod, the second guide sleeve, the first link block, third connecting rod, first pulley, hand
Bar, first gear, the second belt wheel, belt, second gear, third guide sleeve, slide bar and spring, the right side connection at the top of first base
There is babinet, rectangular through-hole is provided in the middle part of cabinet front face, be connected with top plate at the top of babinet, the right vertical at the top of top plate connects
The first connecting plate is connected to, placing box is connected at the top of the first connecting plate, placing box is set for opened type, a left side for top plate leading flank
Side rotary type is connected with first connecting rod and second connecting rod, and the upper end rotary type of first connecting rod and second connecting rod is connected with notched plate
Block, the left side at the top of first base are connected with fixed block, and the middle part at the top of first base is connected with L-shaped installing plate, L-shaped installing plate
The first guide rod is connected between fixed block, the first guide rod is equipped with the first guide sleeve, and being connected with second at the top of the first guide sleeve leads
Bar, the second guide rod are equipped with the second guide sleeve, and the upper end of the second guide rod is connected with the first link block, and the leading flank of the first link block turns
Dynamic formula is connected with third connecting rod, and the right end of third connecting rod and the lower rotational formula of second connecting rod connect, L-shaped installing plate leading flank
Right side rotary type is connected with first pulley, and the eccentric position of first pulley leading flank is connected with joystick, L-shaped installing plate leading flank
Left pivot movement formula be connected with first gear, the leading flank of first gear is connected with the second belt wheel, the second belt wheel and first pulley
Between be connected with belt, the left pivot movement formula of L-shaped installing plate leading flank is connected with second gear, and second gear is located at first gear
Upside, the leading flank of second gear is connected with third guide sleeve, slide bar, the left end of slide bar and the second guide sleeve is equipped in third guide sleeve
The connection of leading flank rotary type, be wound with spring on slide bar, the right end of spring is connect with the left side of third guide sleeve.
Preferably, second base, bearing block and shaft have been further included, the lower section of first base is equipped with second base, and second
The middle part of pedestal is Embedded to be equipped with bearing block, and shaft, the upper end of shaft and the bottom of first base are connected in bearing block
Connection.
Preferably, universal link block, the second connecting plate, idler wheel, the second link block and braking vane, second base have been further included
It is respectively connected with universal link block at left and right sides of bottom, the bottoms of two universal link blocks is respectively connected with the second connecting plate, two
The equal rotary type in downside of second connecting plate is connected with idler wheel, and the right side of two the second connecting plates is respectively connected with the second link block,
The right side of two the second link blocks is hingedly connected with braking vane.
Preferably, door and handle have been further included, symmetrical formula is hingedly connected with door, the right side of offside door in rectangular through-hole
The left part of portion and offside door is respectively connected with handle, and first through hole is provided in the middle part of placing box bottom, is provided in the first connecting plate
Under perforative second through-hole, the top plate on the downside of the first connecting plate is provided with third through-hole, first through hole, the second through-hole and third through-hole
It is corresponding respectively.
Preferably, cylinder, third connecting plate, the 4th connecting plate, third link block and headlamp, the first connection have been further included
Top plate top vertical on the right side of plate is connected with cylinder, and the upper level of Telescopic-cylinder bar left side is connected with third connecting plate, the
The left side vertical of three connecting plate bottoms is connected with the 4th connecting plate, and the lower end rotary type of the 4th connecting plate is connected with third connection
Block, the bottom of third link block are connected with headlamp, and headlamp is located at the top of placing box.
Operation principle：Several steel balls are placed in babinet, a steel ball is manually taken to be positioned over notch plate out of babinet
It is interior, then manual operation joystick rotates counterclockwise first pulley, drives for the second belt wheel inverse time so as to which first pulley passes through belt
Needle rotates, and then the second belt wheel drives first gear to rotate counterclockwise, and then first gear drives second gear to rotate clockwise,
And then second gear by third guide sleeve band moving slide-bar rotate clockwise, and then slide bar by the second guide sleeve drive the second guide rod to
It moves right, while slide bar slides to the right, spring is compressed, and then the second guide rod drives the by the first link block and third connecting rod
One connecting rod and second connecting rod rotate clockwise, and then first connecting rod and second connecting rod drive notch plate to be clockwise to placement
The top of case, at this time steel ball fall into placing box, second gear continue drive third guide sleeve rotate clockwise, slide bar is in bullet at this time
The second guide sleeve is driven to be moved to the left under the action of spring, so as to which the second guide sleeve drives the first link block to moving to left by the second guide rod
Dynamic, the first link block drives first connecting rod and second connecting rod to rotate clockwise, and then first connecting rod and second by third connecting rod
Connecting rod drives notch plate to rotate clockwise reset, therefore the present invention can save the time, can intuitively express link mechanism,
The teaching load of teacher can be mitigated.
Because having further included second base, bearing block and shaft, the lower section of first base is equipped with second base, second base
Middle part it is Embedded bearing block is installed, be connected with shaft in bearing block, the upper end of shaft and the bottom of first base connect.
So teacher can rotate first base and rotate whole device, student can be made more comprehensive by the rotation of first base
Observe link transmission.
Because universal link block, the second connecting plate, idler wheel, the second link block and braking vane, second base bottom are further included
It is respectively connected with universal link block at left and right sides of portion, the bottoms of two universal link blocks is respectively connected with the second connecting plate, two
The equal rotary type in downside of two connecting plates is connected with idler wheel, and the right sides of two the second connecting plates is respectively connected with the second link block, and two
The right side of a second link block is hingedly connected with braking vane.So teacher can pass through idler wheel pushing meanss, universal connection
Block can be arbitrarily the mobile direction of adjusting, after device is moved to designated position manually rotating down braking vane stops device
Only, the teaching load of teacher can so be mitigated.
Because having further included door and handle, symmetrical formula is hingedly connected with door, the right part of offside door in rectangular through-hole
Handle is respectively connected with the left part of offside door, first through hole is provided in the middle part of placing box bottom, is provided in the first connecting plate up and down
Perforative second through-hole, the top plate on the downside of the first connecting plate are provided with third through-hole, first through hole, the second through-hole and third through-hole point
It is not corresponding.So teacher can open door by handle takes steel ball out of babinet, the steel ball in placing box can pass through first
Through-hole, the second through-hole and third through-hole enter in babinet.
Because cylinder, third connecting plate, the 4th connecting plate, third link block and headlamp, the first connecting plate are further included
The top plate top vertical on right side is connected with cylinder, and the upper level of Telescopic-cylinder bar left side is connected with third connecting plate, third
The left side vertical of connecting plate bottom is connected with the 4th connecting plate, and the lower end rotary type of the 4th connecting plate is connected with third link block,
The bottom of third link block is connected with headlamp, and headlamp is located at the top of placing box.So teacher can start cylinder and make
Three connecting plates move up and down, so as to which third connecting plate drives third link block to move up and down by the 4th connecting plate, third connection
Block moves up and down the height of adjusting illuminating lamp, is rotated further by the illumination direction of third link block adjusting illuminating lamp, can so increase
It is apparent that illumination sees student.
（3）Advantageous effect
The present invention can intuitively express link transmission by the rotation of first connecting rod and second connecting rod, pass through turning for first base
Kinetic energy enough makes student more comprehensively observe link transmission, can save the time so as to reach, can intuitively express connecting rod
Mechanism can mitigate the effect of the teaching load of teacher.
Description of the drawings
Fig. 1 is the main structure diagram of the present invention.
Fig. 2 is the amplification main structure diagram of the L-shaped installing plate of the present invention.
Fig. 3 is the main structure diagram of the second base of the present invention.
Fig. 4 is the main structure diagram of the idler wheel of the present invention.
Fig. 5 is the main structure diagram of the door of the present invention.
Fig. 6 is the main structure diagram of the cylinder of the present invention.
Label in attached drawing for：1- first bases, 2- babinets, 3- rectangular through-holes, 4- top plates, the first connecting plates of 5-, 6- are put
Put case, 7- first connecting rods, 8- second connecting rods, 9- notch plates, 10- fixed blocks, 11-L shape installing plates, the first guide rods of 12-, 13-
First guide sleeve, the second guide rods of 14-, the second guide sleeves of 15-, the first link blocks of 16-, 17- third connecting rods, 18- first pulleys, 19- hands
Rocking bar, 20- first gears, the second belt wheels of 21-, 22- belts, 23- second gears, 24- third guide sleeves, 25- slide bars, 26- springs,
27- second bases, 28- bearing blocks, 29- shafts, the universal link blocks of 30-, the second connecting plates of 31-, 32- idler wheels, 33- second are connected
Block, 34- braking vanes, 35-, 36- handles, 37- first through hole, the second through-holes of 38-, 39- third through-holes, 40- cylinders, 41-
Three connecting plates, the 4th connecting plates of 42-, 43- third link blocks, 44- headlamps.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of machinery course link transmission apparatus for demonstrating as shown in figures 1 to 6, includes first base 1, babinet 2, top plate 4, the
One connecting plate 5, placing box 6, first connecting rod 7, second connecting rod 8, notch plate 9, fixed block 10, L-shaped installing plate 11, the first guide rod
12nd, the first guide sleeve 13, the second guide rod 14, the second guide sleeve 15, the first link block 16, third connecting rod 17, first pulley 18, joystick
19th, first gear 20, the second belt wheel 21, belt 22, second gear 23, third guide sleeve 24, slide bar 25 and spring 26, first base
The right side at 1 top is connected with babinet 2, and rectangular through-hole 3 is provided in the middle part of 2 leading flank of babinet, and the top of babinet 2 is connected with top plate 4,
The right vertical at 4 top of top plate is connected with the first connecting plate 5, and the top of the first connecting plate 5 is connected with placing box 6, and placing box 6 is
Opened type is set, and the left pivot movement formula of 4 leading flank of top plate is connected with first connecting rod 7 and second connecting rod 8, first connecting rod 7 and second
The upper end rotary type of connecting rod 8 is connected with notch plate 9, and the left side at 1 top of first base is connected with fixed block 10, first base 1
L-shaped installing plate 11 is connected in the middle part of top, the first guide rod 12 is connected between L-shaped installing plate 11 and fixed block 10, first leads
Bar 12 is equipped with the first guide sleeve 13, and the top of the first guide sleeve 13 is connected with the second guide rod 14, and the second guide rod 14 is led equipped with second
Set 15, the upper end of the second guide rod 14 is connected with the first link block 16, and the leading flank rotary type of the first link block 16 is connected with third
Connecting rod 17, the right end of third connecting rod 17 are connect with the lower rotational formula of second connecting rod 8, and the right side of 11 leading flank of L-shaped installing plate turns
Dynamic formula is connected with first pulley 18, and the eccentric position of 18 leading flank of first pulley is connected with joystick 19,11 front side of L-shaped installing plate
The left pivot movement formula in face is connected with first gear 20, and the leading flank of first gear 20 is connected with the second belt wheel 21, the second belt wheel 21
Belt 22 is connected between first pulley 18, the left pivot movement formula of 11 leading flank of L-shaped installing plate is connected with second gear 23, the
Two gears 23 are located at the upside of first gear 20, and the leading flank of second gear 23 is connected with third guide sleeve 24, in third guide sleeve 24
Equipped with slide bar 25, the left end of slide bar 25 is connect with the leading flank rotary type of the second guide sleeve 15, and spring 26, spring are wound on slide bar 25
26 right end is connect with the left side of third guide sleeve 24.
Embodiment 2
A kind of machinery course link transmission apparatus for demonstrating as shown in figures 1 to 6, includes first base 1, babinet 2, top plate 4, the
One connecting plate 5, placing box 6, first connecting rod 7, second connecting rod 8, notch plate 9, fixed block 10, L-shaped installing plate 11, the first guide rod
12nd, the first guide sleeve 13, the second guide rod 14, the second guide sleeve 15, the first link block 16, third connecting rod 17, first pulley 18, joystick
19th, first gear 20, the second belt wheel 21, belt 22, second gear 23, third guide sleeve 24, slide bar 25 and spring 26, first base
The right side at 1 top is connected with babinet 2, and rectangular through-hole 3 is provided in the middle part of 2 leading flank of babinet, and the top of babinet 2 is connected with top plate 4,
The right vertical at 4 top of top plate is connected with the first connecting plate 5, and the top of the first connecting plate 5 is connected with placing box 6, and placing box 6 is
Opened type is set, and the left pivot movement formula of 4 leading flank of top plate is connected with first connecting rod 7 and second connecting rod 8, first connecting rod 7 and second
The upper end rotary type of connecting rod 8 is connected with notch plate 9, and the left side at 1 top of first base is connected with fixed block 10, first base 1
L-shaped installing plate 11 is connected in the middle part of top, the first guide rod 12 is connected between L-shaped installing plate 11 and fixed block 10, first leads
Bar 12 is equipped with the first guide sleeve 13, and the top of the first guide sleeve 13 is connected with the second guide rod 14, and the second guide rod 14 is led equipped with second
Set 15, the upper end of the second guide rod 14 is connected with the first link block 16, and the leading flank rotary type of the first link block 16 is connected with third
Connecting rod 17, the right end of third connecting rod 17 are connect with the lower rotational formula of second connecting rod 8, and the right side of 11 leading flank of L-shaped installing plate turns
Dynamic formula is connected with first pulley 18, and the eccentric position of 18 leading flank of first pulley is connected with joystick 19,11 front side of L-shaped installing plate
The left pivot movement formula in face is connected with first gear 20, and the leading flank of first gear 20 is connected with the second belt wheel 21, the second belt wheel 21
Belt 22 is connected between first pulley 18, the left pivot movement formula of 11 leading flank of L-shaped installing plate is connected with second gear 23, the
Two gears 23 are located at the upside of first gear 20, and the leading flank of second gear 23 is connected with third guide sleeve 24, in third guide sleeve 24
Equipped with slide bar 25, the left end of slide bar 25 is connect with the leading flank rotary type of the second guide sleeve 15, and spring 26, spring are wound on slide bar 25
26 right end is connect with the left side of third guide sleeve 24.
Second base 27, bearing block 28 and shaft 29 have been further included, the lower section of first base 1 is equipped with second base 27, the
The middle part of two pedestals 27 is Embedded to be equipped with bearing block 28, is connected with shaft 29 in bearing block 28, the upper end of shaft 29 and the
The bottom connection of one pedestal 1.
Embodiment 3
A kind of machinery course link transmission apparatus for demonstrating as shown in figures 1 to 6, includes first base 1, babinet 2, top plate 4, the
One connecting plate 5, placing box 6, first connecting rod 7, second connecting rod 8, notch plate 9, fixed block 10, L-shaped installing plate 11, the first guide rod
12nd, the first guide sleeve 13, the second guide rod 14, the second guide sleeve 15, the first link block 16, third connecting rod 17, first pulley 18, joystick
19th, first gear 20, the second belt wheel 21, belt 22, second gear 23, third guide sleeve 24, slide bar 25 and spring 26, first base
The right side at 1 top is connected with babinet 2, and rectangular through-hole 3 is provided in the middle part of 2 leading flank of babinet, and the top of babinet 2 is connected with top plate 4,
The right vertical at 4 top of top plate is connected with the first connecting plate 5, and the top of the first connecting plate 5 is connected with placing box 6, and placing box 6 is
Opened type is set, and the left pivot movement formula of 4 leading flank of top plate is connected with first connecting rod 7 and second connecting rod 8, first connecting rod 7 and second
The upper end rotary type of connecting rod 8 is connected with notch plate 9, and the left side at 1 top of first base is connected with fixed block 10, first base 1
L-shaped installing plate 11 is connected in the middle part of top, the first guide rod 12 is connected between L-shaped installing plate 11 and fixed block 10, first leads
Bar 12 is equipped with the first guide sleeve 13, and the top of the first guide sleeve 13 is connected with the second guide rod 14, and the second guide rod 14 is led equipped with second
Set 15, the upper end of the second guide rod 14 is connected with the first link block 16, and the leading flank rotary type of the first link block 16 is connected with third
Connecting rod 17, the right end of third connecting rod 17 are connect with the lower rotational formula of second connecting rod 8, and the right side of 11 leading flank of L-shaped installing plate turns
Dynamic formula is connected with first pulley 18, and the eccentric position of 18 leading flank of first pulley is connected with joystick 19,11 front side of L-shaped installing plate
The left pivot movement formula in face is connected with first gear 20, and the leading flank of first gear 20 is connected with the second belt wheel 21, the second belt wheel 21
Belt 22 is connected between first pulley 18, the left pivot movement formula of 11 leading flank of L-shaped installing plate is connected with second gear 23, the
Two gears 23 are located at the upside of first gear 20, and the leading flank of second gear 23 is connected with third guide sleeve 24, in third guide sleeve 24
Equipped with slide bar 25, the left end of slide bar 25 is connect with the leading flank rotary type of the second guide sleeve 15, and spring 26, spring are wound on slide bar 25
26 right end is connect with the left side of third guide sleeve 24.
Second base 27, bearing block 28 and shaft 29 have been further included, the lower section of first base 1 is equipped with second base 27, the
The middle part of two pedestals 27 is Embedded to be equipped with bearing block 28, is connected with shaft 29 in bearing block 28, the upper end of shaft 29 and the
The bottom connection of one pedestal 1.
Further include universal link block 30, the second connecting plate 31, idler wheel 32, the second link block 33 and braking vane 34, second
Universal link block 30 is respectively connected at left and right sides of 27 bottom of pedestal, the bottom of two universal link blocks 30 is respectively connected with the second company
Fishplate bar 31, the equal rotary type in downside of two the second connecting plates 31 are connected with idler wheel 32, and the right side of two the second connecting plates 31 is equal
The second link block 33 is connected with, the right side of two the second link blocks 33 is hingedly connected with braking vane 34.
Embodiment 4
A kind of machinery course link transmission apparatus for demonstrating as shown in figures 1 to 6, includes first base 1, babinet 2, top plate 4, the
One connecting plate 5, placing box 6, first connecting rod 7, second connecting rod 8, notch plate 9, fixed block 10, L-shaped installing plate 11, the first guide rod
12nd, the first guide sleeve 13, the second guide rod 14, the second guide sleeve 15, the first link block 16, third connecting rod 17, first pulley 18, joystick
19th, first gear 20, the second belt wheel 21, belt 22, second gear 23, third guide sleeve 24, slide bar 25 and spring 26, first base
The right side at 1 top is connected with babinet 2, and rectangular through-hole 3 is provided in the middle part of 2 leading flank of babinet, and the top of babinet 2 is connected with top plate 4,
The right vertical at 4 top of top plate is connected with the first connecting plate 5, and the top of the first connecting plate 5 is connected with placing box 6, and placing box 6 is
Opened type is set, and the left pivot movement formula of 4 leading flank of top plate is connected with first connecting rod 7 and second connecting rod 8, first connecting rod 7 and second
The upper end rotary type of connecting rod 8 is connected with notch plate 9, and the left side at 1 top of first base is connected with fixed block 10, first base 1
L-shaped installing plate 11 is connected in the middle part of top, the first guide rod 12 is connected between L-shaped installing plate 11 and fixed block 10, first leads
Bar 12 is equipped with the first guide sleeve 13, and the top of the first guide sleeve 13 is connected with the second guide rod 14, and the second guide rod 14 is led equipped with second
Set 15, the upper end of the second guide rod 14 is connected with the first link block 16, and the leading flank rotary type of the first link block 16 is connected with third
Connecting rod 17, the right end of third connecting rod 17 are connect with the lower rotational formula of second connecting rod 8, and the right side of 11 leading flank of L-shaped installing plate turns
Dynamic formula is connected with first pulley 18, and the eccentric position of 18 leading flank of first pulley is connected with joystick 19,11 front side of L-shaped installing plate
The left pivot movement formula in face is connected with first gear 20, and the leading flank of first gear 20 is connected with the second belt wheel 21, the second belt wheel 21
Belt 22 is connected between first pulley 18, the left pivot movement formula of 11 leading flank of L-shaped installing plate is connected with second gear 23, the
Two gears 23 are located at the upside of first gear 20, and the leading flank of second gear 23 is connected with third guide sleeve 24, in third guide sleeve 24
Equipped with slide bar 25, the left end of slide bar 25 is connect with the leading flank rotary type of the second guide sleeve 15, and spring 26, spring are wound on slide bar 25
26 right end is connect with the left side of third guide sleeve 24.
Second base 27, bearing block 28 and shaft 29 have been further included, the lower section of first base 1 is equipped with second base 27, the
The middle part of two pedestals 27 is Embedded to be equipped with bearing block 28, is connected with shaft 29 in bearing block 28, the upper end of shaft 29 and the
The bottom connection of one pedestal 1.
Further include universal link block 30, the second connecting plate 31, idler wheel 32, the second link block 33 and braking vane 34, second
Universal link block 30 is respectively connected at left and right sides of 27 bottom of pedestal, the bottom of two universal link blocks 30 is respectively connected with the second company
Fishplate bar 31, the equal rotary type in downside of two the second connecting plates 31 are connected with idler wheel 32, and the right side of two the second connecting plates 31 is equal
The second link block 33 is connected with, the right side of two the second link blocks 33 is hingedly connected with braking vane 34.
Door 35 and handle 36 are further included, symmetrical formula is hingedly connected with door 35 in rectangular through-hole 3, offside door 35
The left part of right part and offside door 35 is respectively connected with handle 36, and first through hole 37, the first connecting plate are provided in the middle part of 6 bottom of placing box
It is provided with perforative second through-hole 38 up and down in 5, the top plate 4 of the downside of the first connecting plate 5 is provided with third through-hole 39, first through hole 37,
Second through-hole 38 and third through-hole 39 are distinguished corresponding.
Further include cylinder 40, third connecting plate 41, the 4th connecting plate 42, third link block 43 and headlamp 44, first
4 top vertical of top plate on 5 right side of connecting plate is connected with cylinder 40, and the upper level of 40 telescopic rod left side of cylinder is connected with third
Connecting plate 41, the left side vertical of 41 bottom of third connecting plate are connected with the 4th connecting plate 42, the lower end rotation of the 4th connecting plate 42
Formula is connected with third link block 43, and the bottom of third link block 43 is connected with headlamp 44, and headlamp 44 is located at the upper of placing box 6
Side.
Operation principle：Several steel balls are placed in babinet 2, a steel ball is manually taken to be positioned over notched plate out of babinet 2
In block 9, then manual operation joystick 19 rotates counterclockwise first pulley 18, so as to which first pulley 18 drives the by belt 22
Two belt wheels 21 rotate counterclockwise, and then the second belt wheel 21 drives first gear 20 to rotate counterclockwise, and then first gear 20 drives
Second gear 23 rotates clockwise, and then second gear 23 is rotated clockwise by third guide sleeve 24 with moving slide-bar 25, and then sliding
Bar 25 drives the second guide rod 14 to move right, while slide bar 25 slides to the right by the second guide sleeve 15, and spring 26 is compressed, and then
Second guide rod 14 drives first connecting rod 7 and second connecting rod 8 to rotate clockwise by the first link block 16 and third connecting rod 17, and then
First connecting rod 7 and the drive notch of second connecting rod 8 plate 9 are clockwise to the top of placing box 6, and steel ball falls into placing box at this time
In 6, second gear 23 continues that third guide sleeve 24 is driven to rotate clockwise, and slide bar 25 drives second under the action of spring 26 at this time
Guide sleeve 15 is moved to the left, so as to which the second guide sleeve 15 drives the first link block 16 to be moved to the left by the second guide rod 14, the first connection
Block 16 drives first connecting rod 7 and second connecting rod 8 to rotate clockwise, and then first connecting rod 7 and second connecting rod 8 by third connecting rod 17
Notch plate 9 is driven to rotate clockwise reset, therefore the present invention can save the time, can intuitively express link mechanism, energy
Enough mitigate the teaching load of teacher.
Because having further included second base 27, bearing block 28 and shaft 29, the lower section of first base 1 is equipped with second base
27, the middle part of second base 27 is Embedded to be equipped with bearing block 28, and shaft 29, the upper end of shaft 29 are connected in bearing block 28
It is connect with the bottom of first base 1.So teacher can rotate first base 1 and rotate whole device, pass through first base 1
Rotation can make student more comprehensively observe link transmission.
Because having further included universal link block 30, the second connecting plate 31, idler wheel 32, the second link block 33 and braking vane 34,
Universal link block 30 is respectively connected at left and right sides of 27 bottom of second base, the bottom of two universal link blocks 30 is respectively connected with
Two connecting plates 31, the equal rotary type in downside of two the second connecting plates 31 are connected with idler wheel 32, the right side of two the second connecting plates 31
Face is respectively connected with the second link block 33, and the right side of two the second link blocks 33 is hingedly connected with braking vane 34.So teacher
Can be by 32 pushing meanss of idler wheel, universal link block 30 can be arbitrarily the mobile direction of adjusting, when device be moved to it is specified
Braking vane 34 is manually rotated down behind position stops device, can so mitigate the teaching load of teacher.
Because having further included door 35 and handle 36, symmetrical formula is hingedly connected with door 35, offside door in rectangular through-hole 3
35 right part and the left part of offside door 35 are respectively connected with handle 36, and first through hole 37 is provided in the middle part of 6 bottom of placing box, and first connects
Perforative second through-hole 38 up and down is provided in fishplate bar 5, the top plate 4 of 5 downside of the first connecting plate is provided with third through-hole 39, first through hole
37th, the second through-hole 38 and third through-hole 39 are distinguished corresponding.It is taken out of babinet 2 so teacher can open door 35 by handle 36
Steel ball, the steel ball in placing box 6 can be entered by first through hole 37, the second through-hole 38 and third through-hole 39 in babinet 2.
Because having further included cylinder 40, third connecting plate 41, the 4th connecting plate 42, third link block 43 and headlamp 44,
4 top vertical of top plate on 5 right side of the first connecting plate is connected with cylinder 40, and the upper level of 40 telescopic rod left side of cylinder is connected with
Third connecting plate 41, the left side vertical of 41 bottom of third connecting plate are connected with the 4th connecting plate 42, the lower end of the 4th connecting plate 42
Rotary type is connected with third link block 43, and the bottom of third link block 43 is connected with headlamp 44, and headlamp 44 is located at placing box 6
Top.So teacher can start cylinder 40 and move up and down third connecting plate 41, so as to which third connecting plate 41 passes through the 4th
Connecting plate 42 drives third link block 43 to move up and down, and third link block 43 moves up and down the height of adjusting illuminating lamp 44, then turns
The illumination direction of dynamic 43 adjusting illuminating lamp 44 of third link block, can so increasing illumination, to see student apparent.
Embodiment described above only expresses the preferred embodiment of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, several deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (5)
1. a kind of machinery course link transmission apparatus for demonstrating, which is characterized in that include first base（1）, babinet（2）, top
Plate（4）, the first connecting plate（5）, placing box（6）, first connecting rod（7）, second connecting rod（8）, notch plate（9）, fixed block（10）、
L-shaped installing plate（11）, the first guide rod（12）, the first guide sleeve（13）, the second guide rod（14）, the second guide sleeve（15）, the first link block
（16）, third connecting rod（17）, first pulley（18）, joystick（19）, first gear（20）, the second belt wheel（21）, belt（22）、
Second gear（23）, third guide sleeve（24）, slide bar（25）And spring（26）, first base（1）Babinet is connected on the right side of top
（2）, babinet（2）Rectangular through-hole is provided in the middle part of leading flank（3）, babinet（2）Top be connected with top plate（4）, top plate（4）Top
Right vertical be connected with the first connecting plate（5）, the first connecting plate（5）Top be connected with placing box（6）, placing box（6）For
Opened type is set, top plate（4）The left pivot movement formula of leading flank is connected with first connecting rod（7）And second connecting rod（8）, first connecting rod
（7）And second connecting rod（8）Upper end rotary type be connected with notch plate（9）, first base（1）Fixation is connected on the left of top
Block（10）, first base（1）L-shaped installing plate is connected in the middle part of top（11）, L-shaped installing plate（11）With fixed block（10）Between
It is connected with the first guide rod（12）, the first guide rod（12）It is equipped with the first guide sleeve（13）, the first guide sleeve（13）Top be connected with
Two guide rods（14）, the second guide rod（14）It is equipped with the second guide sleeve（15）, the second guide rod（14）Upper end be connected with the first link block
（16）, the first link block（16）Leading flank rotary type be connected with third connecting rod（17）, third connecting rod（17）Right end and second
Connecting rod（8）Lower rotational formula connection, L-shaped installing plate（11）The right side rotary type of leading flank is connected with first pulley（18）, the
One belt wheel（18）The eccentric position of leading flank is connected with joystick（19）, L-shaped installing plate（11）The left pivot movement formula of leading flank connects
It is connected to first gear（20）, first gear（20）Leading flank be connected with the second belt wheel（21）, the second belt wheel（21）With first band
Wheel（18）Between be connected with belt（22）, L-shaped installing plate（11）The left pivot movement formula of leading flank is connected with second gear（23）, the
Two gears（23）Positioned at first gear（20）Upside, second gear（23）Leading flank be connected with third guide sleeve（24）, third
Guide sleeve（24）It is interior to be equipped with slide bar（25）, slide bar（25）Left end and the second guide sleeve（15）Leading flank rotary type connection, slide bar
（25）On be wound with spring（26）, spring（26）Right end and third guide sleeve（24）Left side connection.
2. a kind of mechanical course link transmission apparatus for demonstrating according to claim 1, which is characterized in that further included the
Two pedestals（27）, bearing block（28）And shaft（29）, first base（1）Lower section be equipped with second base（27）, second base
（27）Middle part Embedded bearing block is installed（28）, bearing block（28）Inside it is connected with shaft（29）, shaft（29）Upper end
With first base（1）Bottom connection.
3. a kind of mechanical course link transmission apparatus for demonstrating according to claim 2, which is characterized in that further included ten thousand
To link block（30）, the second connecting plate（31）, idler wheel（32）, the second link block（33）And braking vane（34）, second base（27）
Universal link block is respectively connected at left and right sides of bottom（30）, two universal link blocks（30）Bottom be respectively connected with the second connection
Plate（31）, two the second connecting plates（31）The equal rotary type in downside be connected with idler wheel（32）, two the second connecting plates（31）The right side
Side is respectively connected with the second link block（33）, two the second link blocks（33）Right side be hingedly connected with braking vane（34）.
4. a kind of mechanical course link transmission apparatus for demonstrating according to claim 3, which is characterized in that further included door
（35）And handle（36）, rectangular through-hole（3）Interior symmetrical formula is hingedly connected with door（35）, offside door（35）Right part and the right side
Side door（35）Left part be respectively connected with handle（36）, placing box（6）First through hole is provided in the middle part of bottom（37）, the first connecting plate
（5）Inside it is provided with perforative second through-hole up and down（38）, the first connecting plate（5）The top plate of downside（4）It is provided with third through-hole（39）, the
One through-hole（37）, the second through-hole（38）And third through-hole（39）It is corresponding respectively.
5. a kind of mechanical course link transmission apparatus for demonstrating according to claim 4, which is characterized in that further included gas
Cylinder（40）, third connecting plate（41）, the 4th connecting plate（42）, third link block（43）And headlamp（44）, the first connecting plate（5）
The top plate on right side（4）Top vertical is connected with cylinder（40）, cylinder（40）The upper level of telescopic rod left side is connected with third
Connecting plate（41）, third connecting plate（41）The left side vertical of bottom is connected with the 4th connecting plate（42）, the 4th connecting plate（42）'s
Lower end rotary type is connected with third link block（43）, third link block（43）Bottom be connected with headlamp（44）, headlamp
（44）Positioned at placing box（6）Top.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810043195.6A CN108269485B (en) | 2018-01-17 | 2018-01-17 | A kind of machinery course link transmission apparatus for demonstrating |
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| CN201810043195.6A CN108269485B (en) | 2018-01-17 | 2018-01-17 | A kind of machinery course link transmission apparatus for demonstrating |
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| CN108269485B CN108269485B (en) | 2019-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037641A (en) * | 2020-10-20 | 2020-12-04 | 德清博发智能科技有限公司 | Connecting rod transmission demonstration device for mechanical courses |
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|---|---|
| CN108269485B (en) | 2019-11-05 |
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