CN105551369B - A kind of portable combination support frame of transmission mechanism teaching aid - Google Patents
A kind of portable combination support frame of transmission mechanism teaching aid Download PDFInfo
- Publication number
- CN105551369B CN105551369B CN201610098040.3A CN201610098040A CN105551369B CN 105551369 B CN105551369 B CN 105551369B CN 201610098040 A CN201610098040 A CN 201610098040A CN 105551369 B CN105551369 B CN 105551369B
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- CN
- China
- Prior art keywords
- teaching aid
- driven
- stuck
- sleeve
- module
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
Abstract
The present invention proposes a kind of portable combination support frame of transmission mechanism teaching aid, and bearing support includes pedestal bottom plate, driving parts and driven parts;Parts are driven to include drive division support rod, drive division supporting pole socket, drive division stuck-module and driving teaching aid;Driven parts include driven member support rod, driven member supporting pole socket, driven member stuck-module and driven teaching aid;Driving parts and driven parts are all provided with pedestal bottom plate.Bottom plate is provided with chute to install drive division supporting pole socket and follower supporting pole socket;Drive division stuck-module, driven member stuck-module are slided and are placed in support rod.Drive teaching aid rotatably at drive division stuck-module, driven teaching aid rotatably or by the teaching aid support with movable installation position is fixed at driven member stuck-module.The compatible common transmission mechanism teaching aid of energy of the invention, small volume, is easy to carry and dismounts, and solves the technical problem that various basic transmission mechanisms are formed with a universal support frame.
Description
Technical field
The present invention relates to teaching appliance, the portable combination support frame of especially a kind of transmission mechanism teaching aid.
Background technology
The mechanical transmission mechanism teaching aid used at present in academy and various technical colleges mainly has three classes, when
Independent mechanism teaching aid, i.e. one teaching aid of a mechanism, the quantity of such teaching aid is a lot, waste of resource and not readily portable.Second,
Showcase type, its essence are exactly to do single teaching aid volume a little bit smaller, mix electric device and acoustics, concentration is fixed on
In several showcases.Such teaching aid can not be carried to classroom to improve teaching efficiency, can only be interim visit demonstration.
Third, the combined appliance for teaching of part body, i.e., form fixed Combination, such teaching aid one is can not together by the collocation of several mechanisms
Carry, second, combination variety is a lot, third, exhibition points do not protrude, easily disperse attention of student.
The content of the invention
A kind of portable combination support frame of transmission mechanism teaching aid of present invention proposition, the compatible common transmission mechanism teaching aid of energy,
Small volume, it is easy to carry and dismounts, teaching aid teaching demonstration effect is concentrated, and is solved various basic with a universal support frame composition
The technical problem of transmission mechanism.
The present invention uses following scheme.
A kind of portable combination support frame of transmission mechanism teaching aid, the bearing support include pedestal bottom plate, driving parts and
Driven parts;The driving parts include drive division support rod, drive division supporting pole socket, drive division stuck-module and driving
Teaching aid;The driven parts include driven member support rod, driven member supporting pole socket, driven member stuck-module and driven teaching aid;
The driving parts and driven parts are all provided with pedestal bottom plate.
The bottom plate is provided with chute, and the drive division supporting pole socket, driven member supporting pole socket are horizontal sliding in chute
Move, and its horizontal level is locked by the pole socket fastener on pole socket;The drive division stuck-module, which is slided, is placed in drive division supporting
On bar, driven member stuck-module is slided and is placed in driven member support rod, and two stuck-modules can lock it on bar by fastener
Upright position.
The drive division stuck-module is provided with the first rotating shaft component with fixed drive teaching aid, connects on the first rotating shaft component
There is handle;Driven member stuck-module is provided with the second rotating shaft component with the driven teaching aid of fixation, be additionally provided with locking piece be used for lock the
Two rotating shaft components;Teaching aid is driven to connect driven teaching aid with drive mechanism, when driving teaching aid to be rotated by handle drives, driving religion
Tool drives driven teaching aid, shows teaching demonstration.
The driving teaching aid is fixed at the first rotating shaft component by its drive, is revolved by axle center of the first rotating shaft component
Turn.
When the demostrating action of driven teaching aid is rotated and swung as axle center using the second rotating shaft component, driven teaching aid
It is directly fixed at the second rotating shaft component;If during rectilinear movement, then driven teaching aid, which is fixed on, carries movable installation position
On teaching aid support, the teaching aid support is fixed at the second rotating shaft component, and the second rotating shaft component is locked part and locked and nothing
Method rotates.
The structure of first, second rotating shaft component is identical, including conical sleeve, conical screw and elastic expansion-sleeve,
Being placed through with conical sleeve in the axis hole of drive division stuck-module or driven member stuck-module rotates rotating shaft component, taper
The tapered end of sleeve inserts in elastic expansion-sleeve inner chamber side, and the shaft of conical screw is placed through the inner chamber of conical sleeve and elastic expansion-sleeve
In, the non-tapered end of conical screw is provided with the wing nut being abutted against at the non-tapered end of conical sleeve, the conical surface and cone of conical screw
The conical surface of shape sleeve is coaxial and relative;The elastic expansion-sleeve outer wall coordinates with the positioning hole of driving teaching aid or driven teaching aid, elasticity
Ringfeder inner chamber both ends, which are provided with, rises hole, and the tapered end of the conical sleeve and conical screw inserts in the rising in hole of elastic expansion-sleeve both ends, when
When wing nut is tightened, wing nut promotes the conical surface of conical sleeve and conical screw is close to each other to make to rise bore expansion to strut bullet
Property ringfeder, makes driving teaching aid, driven teaching aid or teaching aid support be fixed on the outer wall of elastic expansion-sleeve.
The teaching aid support includes teaching aid connecting seat, teaching aid guide rod and teaching aid sliding block, and the teaching aid connecting seat is with positioning hole
It is fixed on elastic expansion-sleeve, the teaching aid guide rod is fixed at the teaching aid connecting seat, and cunning is equipped with teaching aid sliding block on teaching aid guide rod,
The connector for being used for fixing teaching aid is provided with teaching aid sliding block.
The connector for being used to fix teaching aid on the teaching aid sliding block of the teaching aid support is screw.
It is described to be for locking drive division stuck-module, driven member the stuck-module fastener of upright position in support rod
Wing nut.
Bearing support of the present invention includes pedestal bottom plate, driving parts and driven parts;It is described driving parts and
Driven parts are all provided with pedestal bottom plate;Drive parts, the level of driven parts, vertical direction position can be flexible
Move and be locked so that the present invention possesses good compatibility, can the various sizes of teaching aid of flexible adaptation, it is and different
The teaching demonstration of presentation space demand.
In the present invention, drive division stuck-module is slided and is placed in drive division support rod, and driven member stuck-module cunning is placed in driven
In part support rod, drive division stuck-module, driven member stuck-module with rotating shaft component elastic expansion-sleeve fix teaching aid or
Teaching aid support;This causes bearing support of the present invention to be easy to disassemble, and is easy to carry.
It is described to be used to lock drive division stuck-module, driven member stuck-module upright position in support rod in the present invention
Fastener be wing nut, it is described to be used to promote the conical surface of conical sleeve and conical screw is close to each other to make to rise bore expansion to support
The part for opening elastic expansion-sleeve is wing nut;Because wing nut has wing knob, it may be such that teacher is adjusting branching bolster structure,
Lock more convenient laborsaving during teaching aid.
In the present invention, the driving teaching aid is fixed at the first rotating shaft component by its drive, with the first rotating shaft component
Rotated for axle center;When driving teaching aid to be rotated by handle drives, driving teaching aid drives driven teaching aid, shows teaching demonstration;This sets
Meter has imitated the power source export structure of conventional machinery, and the power source in being imparted knowledge to students due to production is typically each with the shape of rotation driving axle
Formula exports power, and this bearing support can realize the simulation to power source through this structure, is easy to lift teaching demonstration effect.
In the present invention, when the demostrating action of driven teaching aid is rotated and swung using the second rotating shaft component as axle center
When, driven teaching aid is directly fixed at the second rotating shaft component;If during rectilinear movement, then driven teaching aid, which is fixed on, carries work
On the teaching aid support of dynamic installation position, the teaching aid support is fixed at the second rotating shaft component, and the second rotating shaft component is locked
Part is locked and can not rotated;The teaching aid support includes teaching aid connecting seat, teaching aid guide rod and teaching aid sliding block, the teaching aid connecting seat
It is fixed on positioning hole on elastic expansion-sleeve, the teaching aid guide rod is fixed at the teaching aid connecting seat, and cunning is equipped with teaching aid guide rod
Teaching aid sliding block, the connector for being used for fixing teaching aid is provided with teaching aid sliding block;This causes the driven teaching aid installation position of the present invention to possess
The free degree of multiple directions, driven teaching aid can not only be rotated in demonstration, and line slip can be entered in multiple directions, no
Interference is produced easily between bearing support of the present invention, because of the good compatible common driven structure of energy, is solved with a general branch
The technical problem of the various basic transmission mechanisms of bolster composition.
Brief description of the drawings
The present invention is described in more detail with reference to the accompanying drawings and detailed description:
Accompanying drawing 1 is that driven teaching aid is driven pulley when driving teaching aid be driving wheel, between the two to be driven band connection when it is of the invention
The schematic diagram of the product;
Accompanying drawing 2 is that driven teaching aid is driven pulley when driving teaching aid be driving wheel, between the two to be driven band connection when it is of the invention
The schematic top plan view of the product;
Accompanying drawing 3 is the cut-away illustration of the first rotating shaft component in the present invention;
Accompanying drawing 4 is the cut-away illustration of teaching aid support in the present invention;
In figure:1- drives teaching aid;2- wing nuts;3- drive division stuck-modules;4- drive division support rods;5- pole sockets fasten
Part;6- drive divisions support pole socket;7- pedestal bottom plates;8- drive mechanisms;The driven teaching aids of 9-;10- driven members support pole socket;11- hands
Handle;12- handle and connecting rods;13- is abutted against the wing nut at the non-tapered end of conical sleeve;14- conical screws;15- conical sleeves;
16- elastic expansion-sleeves;17- teaching aid connecting seats;18- teaching aid guide rods;19- teaching aid sliding blocks;20- is used for the connector for fixing teaching aid;21-
It is used for the movable installation position for installing teaching aid on teaching aid support;22- driven member stuck-modules;The conical surface of 101- conical sleeves;102-
The conical surface of conical screw;The positioning hole of 103- teaching aid connecting seats;104- is used for the locking piece for locking the second rotating shaft component;105-
First rotating shaft component;The rotating shaft components of 106- second.
Embodiment
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of portable combination support frame of transmission mechanism teaching aid, the bearing support include
Pedestal bottom plate 7, driving parts and driven parts;The driving parts include drive division support rod 4, drive division support rod
Seat 6, drive division stuck-module 3 and driving teaching aid 1;The driven parts include driven member support rod, driven member supporting pole socket
10th, driven member stuck-module 22 and driven teaching aid 9;The driving parts and driven parts are all provided with pedestal bottom plate 7.
The bottom plate 7 is provided with chute, and the drive division supporting pole socket 6, driven member supporting pole socket 10 are located at sliding trough inner water
It is smooth to move, and its horizontal level is locked by the pole socket fastener 5 on pole socket;The drive division stuck-module 3 is slided and is placed in driving
In portion's support rod 4, driven member stuck-module 22 is slided and is placed in driven member support rod, and two stuck-modules can be locked by fastener
Its upright position on bar.
The drive division stuck-module 3 is provided with the first rotating shaft component 105 with fixed drive teaching aid 1, the first rotary shaft structure
Handle 11 is connected with part;Driven member stuck-module 22 is provided with the second rotating shaft component 106 with the driven teaching aid 9 of fixation, is additionally provided with lock
Determine part 104 be used for lock the second rotating shaft component 106;Driving teaching aid 1 connects driven teaching aid with drive mechanism 8, when driving teaching aid 1
When being rotated by handle drives, driving teaching aid 1 drives driven teaching aid, shows teaching demonstration.
The driving teaching aid 1 is fixed at the first rotating shaft component 105 by its drive, is with the first rotating shaft component 105
Axle center rotates.
It is driven when the demostrating action of driven teaching aid is rotated and swung for axle center with the second rotating shaft component 106
Teaching aid is directly fixed at the second rotating shaft component 106;If during rectilinear movement, then driven teaching aid, which is fixed on, carries movable peace
On the teaching aid support for filling position, the teaching aid support is fixed at the second rotating shaft component 106, and the second rotating shaft component is locked part
Lock and can not rotate.
The structure of first, second rotating shaft component is identical, including conical sleeve 15, conical screw 14 and elastic expanding
Set 16, being placed through with conical sleeve 15 in the axis hole of drive division stuck-module 3 or driven member stuck-module 22 makes rotary shaft structure
Part rotates, and the tapered end of conical sleeve 15 inserts in the inner chamber side of elastic expansion-sleeve 16, and the shaft of conical screw 14 is placed through conical sleeve
15 and elastic expansion-sleeve 16 inner chamber in, the non-tapered end of conical screw, which is provided with, is abutted against wing nut at the non-tapered end of conical sleeve
13, the conical surface 102 of conical screw is coaxial with the conical surface 101 of conical sleeve and relative;The outer wall of elastic expansion-sleeve 16 is taught with driving
The positioning hole for having 1 or driven teaching aid coordinates, and the inner chamber both ends of elastic expansion-sleeve 16 are provided with hole of rising, the conical sleeve 15 and conical screw
14 tapered end inserts in the rising in hole of the both ends of elastic expansion-sleeve 16, and when wing nut 13 is tightened, wing nut promotes conical sleeve 15
With the conical surface of conical screw 14 bore expansion close to each other that makes to rise to strut elastic expansion-sleeve 16, make driving teaching aid 1, driven teaching aid or religion
Tool support is fixed on the outer wall of elastic expansion-sleeve 16.
The teaching aid support includes teaching aid connecting seat 17, teaching aid guide rod 18 and teaching aid sliding block 19, the teaching aid connecting seat 17
It is fixed on positioning hole 103 on elastic expansion-sleeve 16, the teaching aid guide rod 18 is fixed at the teaching aid connecting seat 17, teaching aid guide rod
It is sliding on 18 to be equipped with teaching aid sliding block 19, it is provided with the connector 20 for being used for fixing teaching aid at teaching aid sliding block 19.
The connector 20 for being used to fix teaching aid on the teaching aid sliding block of the teaching aid support is screw.
The fastening for being used to lock drive division stuck-module 3, the upright position in support rod of driven member stuck-module 22
Part is wing nut.
Embodiment 1:
When demonstrating drive transmission, teacher takes driving wheel as teaching aid 1 is driven, and it is driven teaching aid 9 to take driven pulley,
Driving wheel is installed on the first rotating shaft component 105, driven pulley is installed on the second rotating shaft component 106, takes transmission
Band is used as drive mechanism 8, and to be driven band connection driving wheel and driven pulley, then rotational handle 11, driving driving wheel drive driven
Wheel is demonstrated.
Embodiment 2:
When demonstrating slider-crank mechanism, teacher takes crank as driving teaching aid 1, takes connecting rod, sliding block as driven
Teaching aid 9, crank is installed on the first rotating shaft component 105, teaching aid support is installed on the second rotating shaft component 106, with
Locking piece 104, which locks the second rotating shaft component 106, prevents its rotation, then connecting rod, sliding block is installed on the teaching aid of teaching aid support
On sliding block 19, then adjust drive division supporting pole socket 6, driven member supporting pole socket 10, drive division stuck-module 3 and driven member and fix
Relative position between module 22, crank is connected on connecting rod, then rotational handle 11, rotates crank, is driven by connecting rod
Sliding block slides on teaching aid support, is demonstrated.
Claims (5)
- A kind of 1. portable combination support frame of transmission mechanism teaching aid, it is characterised in that:The bearing support includes pedestal bottom plate(7)、 Drive parts and driven parts;The driving parts include drive division support rod(4), drive division supporting pole socket(6), drive Dynamic portion's stuck-module(3)With driving teaching aid(1);The driven parts include driven member support rod, driven member supporting pole socket (10), driven member stuck-module(22)With driven teaching aid(9);The driving parts and driven parts are all provided with pedestal bottom plate (7)On;The bottom plate(7)Chute is provided with, the drive division supports pole socket(6), driven member supporting pole socket(10)In chute Horizontal sliding, and by the pole socket fastener on pole socket(5)To lock its horizontal level;The drive division stuck-module(3)Cunning is put In drive division support rod(4)On, driven member stuck-module(22)Cunning is placed in driven member support rod, and two stuck-modules can pass through Fastener locks its upright position on bar;The drive division stuck-module(3)Provided with the first rotating shaft component with fixed drive teaching aid(1), on the first rotating shaft component It is connected with handle;Driven member stuck-module(22)Provided with the second rotating shaft component with the driven teaching aid of fixation, locking piece is additionally provided with(104) For locking the second rotating shaft component;Drive teaching aid(1)Driven teaching aid is connected with drive mechanism, when driving teaching aid(1)By handle During driving rotation, teaching aid is driven(1)Driven teaching aid is driven, shows teaching demonstration;The driving teaching aid(1)It is fixed at the first rotating shaft component by its drive, is rotated by axle center of the first rotating shaft component;When the demostrating action of driven teaching aid is rotated and swung as axle center using the second rotating shaft component, driven teaching aid is direct It is fixed at the second rotating shaft component;If during rectilinear movement, then driven teaching aid is fixed on the teaching aid for carrying movable installation position On support, the teaching aid support is fixed at the second rotating shaft component, and the second rotating shaft component is locked part locking and can not turned It is dynamic.
- A kind of 2. portable combination support frame of transmission mechanism teaching aid according to claim 1, it is characterised in that:Described First, the structure of the second rotating shaft component is identical, including conical sleeve(15), conical screw(14)And elastic expansion-sleeve(16), With conical sleeve(15)It is placed through drive division stuck-module(3)Or driven member stuck-module(22)Axis hole in make rotating shaft component Rotation, conical sleeve(15)Tapered end insert in elastic expansion-sleeve(16)Inner chamber side, conical screw(14)Shaft be placed through taper Sleeve(15)And elastic expansion-sleeve(16)Inner chamber in, the non-tapered end of conical screw be provided with is abutted against at the non-tapered end of conical sleeve Wing nut, the conical surface of conical screw are coaxial with the conical surface of conical sleeve and relative;The elastic expansion-sleeve(16)Outer wall and driving Teaching aid(1)Or the positioning hole of driven teaching aid coordinates, elastic expansion-sleeve(16)Inner chamber both ends are provided with hole of rising, the conical sleeve(15)With Conical screw(14)Tapered end insert in elastic expansion-sleeve(16)Both ends are risen in hole, and when wing nut is tightened, wing nut promotes Conical sleeve(15)And conical screw(14)The conical surface close to each other make to rise bore expansion to strut elastic expansion-sleeve(16), teach driving Tool(1), driven teaching aid or teaching aid support is fixed in elastic expansion-sleeve(16)Outer wall on.
- A kind of 3. portable combination support frame of transmission mechanism teaching aid according to claim 2, it is characterised in that:The teaching aid Support includes teaching aid connecting seat(17), teaching aid guide rod(18)With teaching aid sliding block(19), the teaching aid connecting seat(17)With positioning hole It is fixed on elastic expansion-sleeve(16)On, the teaching aid guide rod(18)It is fixed on the teaching aid connecting seat(17)Place, teaching aid guide rod(18) Upper cunning is equipped with teaching aid sliding block(19), teaching aid sliding block(19)Place is provided with the connector for being used for fixing teaching aid(20).
- A kind of 4. portable combination support frame of transmission mechanism teaching aid according to claim 3, it is characterised in that:The teaching aid It is used for the connector for fixing teaching aid on the teaching aid sliding block of support(20)For screw.
- A kind of 5. portable combination support frame of transmission mechanism teaching aid according to claim 3, it is characterised in that:It is described to be used for Lock drive division stuck-module(3), driven member stuck-module(22)The fastener of upright position is wing nut in support rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610098040.3A CN105551369B (en) | 2016-02-23 | 2016-02-23 | A kind of portable combination support frame of transmission mechanism teaching aid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610098040.3A CN105551369B (en) | 2016-02-23 | 2016-02-23 | A kind of portable combination support frame of transmission mechanism teaching aid |
Publications (2)
Publication Number | Publication Date |
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CN105551369A CN105551369A (en) | 2016-05-04 |
CN105551369B true CN105551369B (en) | 2018-04-10 |
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CN201610098040.3A Expired - Fee Related CN105551369B (en) | 2016-02-23 | 2016-02-23 | A kind of portable combination support frame of transmission mechanism teaching aid |
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CN (1) | CN105551369B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112447090B (en) * | 2020-12-22 | 2022-04-12 | 中国人民解放军陆军工程大学 | Transmission demonstration teaching aid for equipment machinery |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006028556A1 (en) * | 2005-07-11 | 2007-01-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torque transmission device for torque transmission between drive unit e.g. internal combustion engine has castors which consists of collar, arranged between pendulum mass and pendulum mass supporting unit |
CN203631051U (en) * | 2013-12-09 | 2014-06-04 | 薛国朋 | Mechanical principle teaching and demonstrating model |
CN103839477A (en) * | 2014-03-20 | 2014-06-04 | 浙江亚龙教育装备股份有限公司 | Mechanical transmission teaching aid |
CN204010507U (en) * | 2014-08-07 | 2014-12-10 | 南昌工程学院 | Mechanical principle Mechanism Combination teaching demonstration model |
CN104732859A (en) * | 2014-11-05 | 2015-06-24 | 青岛科技大学 | Novel comprehensive mechanical teaching aid |
CN204808737U (en) * | 2015-06-04 | 2015-11-25 | 宜春学院 | Link mechanism appearance of imparting knowledge to students |
CN205541614U (en) * | 2016-02-23 | 2016-08-31 | 厦门大学嘉庚学院 | Portable combination supporting rack of drive mechanism teaching aid |
-
2016
- 2016-02-23 CN CN201610098040.3A patent/CN105551369B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006028556A1 (en) * | 2005-07-11 | 2007-01-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Torque transmission device for torque transmission between drive unit e.g. internal combustion engine has castors which consists of collar, arranged between pendulum mass and pendulum mass supporting unit |
CN203631051U (en) * | 2013-12-09 | 2014-06-04 | 薛国朋 | Mechanical principle teaching and demonstrating model |
CN103839477A (en) * | 2014-03-20 | 2014-06-04 | 浙江亚龙教育装备股份有限公司 | Mechanical transmission teaching aid |
CN204010507U (en) * | 2014-08-07 | 2014-12-10 | 南昌工程学院 | Mechanical principle Mechanism Combination teaching demonstration model |
CN104732859A (en) * | 2014-11-05 | 2015-06-24 | 青岛科技大学 | Novel comprehensive mechanical teaching aid |
CN204808737U (en) * | 2015-06-04 | 2015-11-25 | 宜春学院 | Link mechanism appearance of imparting knowledge to students |
CN205541614U (en) * | 2016-02-23 | 2016-08-31 | 厦门大学嘉庚学院 | Portable combination supporting rack of drive mechanism teaching aid |
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