CN204667777U - Mechanism design analyzing experiment table - Google Patents
Mechanism design analyzing experiment table Download PDFInfo
- Publication number
- CN204667777U CN204667777U CN201520301271.0U CN201520301271U CN204667777U CN 204667777 U CN204667777 U CN 204667777U CN 201520301271 U CN201520301271 U CN 201520301271U CN 204667777 U CN204667777 U CN 204667777U
- Authority
- CN
- China
- Prior art keywords
- demonstration unit
- frame
- experiment table
- demonstration
- unit
- 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
Links
Landscapes
- Instructional Devices (AREA)
Abstract
The utility model relates to a kind of mechanism design analyzing experiment table, comprises frame, linkage assembly demonstration unit and life application example display unit, installing connecting rods mechanism demonstration unit and life application example display unit in frame.Described life application example display unit is one or more combination of internal combustion engine demonstration unit, window and bus door demonstration unit, jaw crusher demonstration unit and undercarriage demonstration unit.This experiment table utilizes the theory of combined innovation, form in kind for abstract in mechanical courses, elusive schematic diagram of mechanism is shown, theoretically combines actual, be convenient to help student to the difficult point in kinematic sketch of mechanism, emphasis sharpens understanding, and improves enthusiasm, the initiative of Students ' Learning.
Description
Technical field
The utility model belongs to rote teaching apparatus field, relates to the action demonstration teaching aid of linkage assembly, especially a kind of mechanism design analyzing experiment table.
Background technology
At present, there are more than 2100, colleges and universities in the whole nation, approved University more than 700, and the university offering engineering specialty has more than 500.But still continuity is based on theory in Ge great colleges and universities, and experiment is auxiliary teaching pattern, this pattern student can not be allowed to be tied mutually by theory and practice fully and, therefore in such a mode, the scope that students obtains knowledge reduces greatly, the especially student of the mechanical major of colleges and universities of science and engineering.Colleges and universities are cradles of slip-stick artist, cultivate the qualified project teacher had both ability and political integrity, and must carry out the formal training of knowwhy and practical competence.Although mechanical courses has Course Exercise, student is understood better and grasps basic theories and the method for this course, further raising student consults technical data, draws the ability such as engineering drawing and appliance computer, particularly intensified education innovative consciousness of students and problem analysis, problem-solving ability, but Course Exercise also has its limitation, the design process time is long, and required knowledge is complicated, is not adapted in the middle of general teaching process.Therefore, design a kind of can use in usual teaching process and the experiment table that can start is imperative.
When upper mechanical courses, mechanical class itself is just uninteresting, and a lot of three-dimensional mechanism kinematic can only represent with X-Y scheme, how student oneself can only be leaned on to go the imagination as moving, but be difficult to imagine how it moves, this adds the conflict psychology of student to this subject to a certain extent.Teacher teaches uninteresting, and student attends class drowsy, in the course of time, can form a kind of vicious cycle, and the rudimentary knowledge of mechanical major deposit is fewer and feweri, and extension section, not finish industry phenomenon day by day serious.In this context, design a kind of experiment table and can apply in classroom instruction and comply with teaching demand, have broad application prospects.
By retrieval, not yet find the patent document identical with present patent application.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art part, provide a kind of newly with the manipulative ability of student of integrading theory with practice, improve, the experiment table of innovation ability.This experiment table has novel, independent assortment, the advantage such as easy to operate, practical.
The technical scheme that the utility model technical solution problem adopts is:
A kind of mechanism design analyzing experiment table, comprises frame, linkage assembly demonstration unit and life application example display unit, installing connecting rods mechanism demonstration unit and life application example display unit in frame.
And described life application example display unit is one or more combination of internal combustion engine demonstration unit, window and bus door demonstration unit, jaw crusher demonstration unit and undercarriage demonstration unit.
And, described frame is a rectangular parallelepiped framework, in four side surface upper part installing connecting rods mechanism demonstration unit, internal combustion engine demonstration unit, window and bus door demonstration unit, jaw crusher demonstration unit respectively of frame, in the bottom of the frame side of installing internal combustion engine, undercarriage demonstration unit is installed.
And, described linkage assembly demonstration unit comprises cross bar, montant, slide block, connecting rod, eccentric wheel, motor and controller, between two perpendicular supports of frame, longitudinal separation is fixedly mounted with two parallel cross bars, each cross bar is all shaped with a horizontal concrete chute, be slidably installed multiple montant between two cross bars, each montant is all shaped with a vertical chute, each montant is all set with multiple slide block, linkage assembly is connected between different slide blocks, this linkage assembly is connected and composed by many connecting rods, one of them connecting rod connects an eccentric wheel, eccentric wheel is driven by motor and controller.
And described internal combustion engine demonstration unit is an engine model, and described engine model comprises handle, bent axle, piston rod and piston, handle connects bent axle, and bent axle connects piston rod, and piston rod connects piston.
And, described window and bus door demonstration unit are made up of window demonstration unit and bus door demonstration unit two parts, in the top stull and middle part diaphragm plate of frame, symmetry installs window linkage assembly and bus door linkage assembly respectively, connection window between laterally zygomorphic two window linkage assemblys, connection bus door between laterally zygomorphic two bus door linkage assemblys.
And, described jaw crusher demonstration unit comprises dynamic Hubei Province plate, determines Hubei Province plate, crank and fork, between two perpendicular supports of frame, interval is fixedly mounted with upper spacer and lower clapboard, lower clapboard between upper and lower dividing plate is vertically fixedly mounted with and determines Hubei Province plate, on upper spacer, cut with scissors relative with determining Hubei Province plate fills dynamic Hubei Province plate, dynamic Hubei Province plate passes through fork connecting crank, crank connecting eccentric wheel.
And, described undercarriage demonstration unit comprises leading screw, rise and fall connecting rod rest and handle, between two perpendicular supports of frame, interval is fixedly mounted with two diaphragm plates, on two diaphragm plates, symmetrical hinge fills the connecting rod rest that rises and falls for a pair, two connecting rod rests that rise and fall are connected by a connecting link, the slide block of leading screw is connected, leading screw connecting handle at the middle part of connecting link.
Advantage of the present utility model and good effect are:
1, this experiment table comprises linkage portion and life application example exposition, and linkage portion is by the independent assortment between bar, and by driven by motor, can realize different tracks campaign, period, the number of turns of motion can be regulated by controller; Life application exposition chooses the linkage assembly example in life, as jaw crusher, bus door, window, undercarriage, internal combustion engine, realizes desired trajectory motion by artificially manipulating.
2, this experiment table utilizes the theory of combined innovation, form in kind for abstract in mechanical courses, elusive schematic diagram of mechanism is shown, theoretical combination is actual, be convenient to help student to the difficult point in kinematic sketch of mechanism, emphasis sharpens understanding, and improves enthusiasm, the initiative of Students ' Learning.
3, the life application exposition of this experiment table is mainly taken from some common mechanisms in life, and the knowwhy that classroom can fully be learned by student and practical set-up combine, and improves student to the application power of knowwhy in real life.
4, this experiment table is except demonstration mechanism kinematic, can also carry out combination, the innovation of some mechanism, improves manipulative ability, the innovation ability of student.
5, this experiment table compact conformation, stability is strong, may be combined with into polytype linkage assembly, easy to operate, practical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 linkage assembly demonstration unit structural representation;
Fig. 3 internal combustion engine demonstration unit structural representation;
Fig. 4 window and bus door demonstration unit structural representation;
Fig. 5 jaw crusher demonstration unit structural representation;
Fig. 6 undercarriage demonstration unit structural representation.
Embodiment
Below in conjunction with accompanying drawing, also by specific embodiment, the utility model is described in further detail, and following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.
A kind of mechanism design analyzing experiment table, comprises frame 6, linkage assembly demonstration unit 2, internal combustion engine demonstration unit 1, window and bus door demonstration unit 4, jaw crusher demonstration unit 5 and undercarriage demonstration unit 3.Described frame is rectangular parallelepiped framework, in four side surface upper part installing connecting rods mechanism demonstration unit, internal combustion engine demonstration unit, window and bus door demonstration unit, jaw crusher demonstration unit respectively of frame, in the bottom of the frame side of installing internal combustion engine, undercarriage demonstration unit is installed.
Described linkage assembly demonstration unit as shown in Figure 2, comprise cross bar 9, montant 8, slide block 7, connecting rod 10, eccentric wheel 11, motor and controller, erect support 12 longitudinal separations at the left surface two of frame and be fixedly mounted with two parallel cross bars, each cross bar is all shaped with a horizontal concrete chute, be slidably installed multiple montant between two cross bars, and montant laterally slides between two cross bars.Each montant is all shaped with a vertical chute, each montant is all set with multiple slide block, slide block is longitudinal sliding motion on montant, linkage assembly is connected between different slide blocks, this linkage assembly is connected and composed by many connecting rods, one of them connecting rod connects an eccentric wheel, and eccentric wheel connects belt wheel, and belt wheel connects motor and controller.
The principle of work of this linkage assembly demonstration unit is:
Controller controls motor switch and regulates the motor number of turns, motor is rotated by belt wheel band movable eccentric wheel, eccentric wheel is drivening rod again, makes formed connecting rod mechanism movement, and wherein montant can move in the chute of cross bar, slide block can move again in the chute of montant, like this, by regulating montant and slide block, the connecting rod of different length is connected, be combined into different linkage assemblys, as four-bar mechanism, five-rod, six-bar mechanism etc.
Described internal combustion engine demonstration unit as shown in Figure 3, between the perpendicular support of trailing flank two of frame, one diaphragm plate 19 is installed, diaphragm plate is provided with engine model and motor and controller 18, described engine model comprises handle 17, bent axle 16, piston rod 15, piston 14 and cam 13, handle connects bent axle, bent axle connects piston rod, piston rod connects piston, turning handle, bent axle drives piston rod to make piston up-down, simultaneously, disc cam turns round, its profile actuate valve stem opens and closes air intake opening or exhausr port in the precalculated position of piston by the characteristics of motion of expection.
Described window and bus door demonstration unit are as shown in Figure 4, be made up of window demonstration unit and bus door demonstration unit two parts, in the right flank top stull 21 and middle part diaphragm plate of frame, symmetry installs window linkage assembly 20 and bus door linkage assembly 22 respectively.Connection window 23 between laterally zygomorphic two window linkage assemblys, connection bus door 24 between laterally zygomorphic two bus door linkage assemblys.This window linkage assembly and bus door linkage assembly are four-bar mechanism, by artificial driving, can observe the movement locus of window and bus door clearly.
Described jaw crusher demonstration unit as shown in Figure 5, comprise dynamic Hubei Province plate 25, determine Hubei Province plate 26, crank 27 and fork 29, between the perpendicular support of leading flank two of frame, interval is fixedly mounted with upper spacer 28 and lower clapboard 30, upper, lower clapboard between lower clapboard is vertically fixedly mounted with and determines Hubei Province plate, on upper spacer, cut with scissors relative with determining Hubei Province plate fills dynamic Hubei Province plate, dynamic Hubei Province plate is by fork connecting crank, crank connecting eccentric wheel, artificial rotating crank, power is transmitted by fork, moving jaw plate is swung, moving jaw plate and the distance of determining between the plate of Hubei Province diminish, reach the object being caught broken object, wherein can reconcile moving jaw plate amplitude of fluctuation by changing oscillating bar length.
Described undercarriage demonstration unit as shown in Figure 6, comprise leading screw 32, the connecting rod rest 34 that rises and falls, wheel 33 and handle 31, between the perpendicular support in below two of the trailing flank internal combustion engine demonstration unit of frame, interval is fixedly mounted with two diaphragm plates, on two diaphragm plates, symmetrical hinge fills the connecting rod rest that rises and falls for a pair, a wheel is all connected in the bottom of each connecting rod rest that rises and falls, two connecting rod rests that rise and fall are connected by a connecting link, screw slider is connected at the middle part of connecting link, screw slider slides on leading screw, at the top connecting handle of leading screw.Artificial turning handle can make leading screw drive the whole connecting rod rack that rises and falls to rise or decline, the desired trajectory motion of wheel can be realized, this part not only can be demonstrated, and the connecting rod rest that rises and falls can also be removed and allow student oneself assemble, and improves the manipulative ability of student.
Above-described is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from utility model design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (7)
1. a mechanism design analyzing experiment table, it is characterized in that: comprise frame, linkage assembly demonstration unit and life application example display unit, installing connecting rods mechanism demonstration unit and life application example display unit in frame, described life application example display unit is one or more combination of internal combustion engine demonstration unit, window and bus door demonstration unit, jaw crusher demonstration unit and undercarriage demonstration unit.
2. mechanism design analyzing experiment table according to claim 1, it is characterized in that: described frame is a rectangular parallelepiped framework, in four side surface upper part installing connecting rods mechanism demonstration unit, internal combustion engine demonstration unit, window and bus door demonstration unit, jaw crusher demonstration unit respectively of frame, in the bottom of the frame side of installing internal combustion engine, undercarriage demonstration unit is installed.
3. the mechanism design analyzing experiment table according to any claim of claim 1-2, it is characterized in that: described linkage assembly demonstration unit comprises cross bar, montant, slide block, connecting rod, eccentric wheel, motor and controller, between two perpendicular supports of frame, longitudinal separation is fixedly mounted with two parallel cross bars, each cross bar is all shaped with a horizontal concrete chute, be slidably installed multiple montant between two cross bars, each montant is all shaped with a vertical chute, each montant is all set with multiple slide block, linkage assembly is connected between different slide blocks, this linkage assembly is connected and composed by many connecting rods, one of them connecting rod connects an eccentric wheel, eccentric wheel is driven by motor and controller.
4. mechanism design analyzing experiment table according to claim 1 and 2, it is characterized in that: described internal combustion engine demonstration unit is an engine model, described engine model comprises handle, bent axle, piston rod and piston, handle connects bent axle, bent axle connects piston rod, and piston rod connects piston.
5. mechanism design analyzing experiment table according to claim 1 and 2, it is characterized in that: described window and bus door demonstration unit are made up of window demonstration unit and bus door demonstration unit two parts, in the top stull and middle part diaphragm plate of frame, symmetry installs window linkage assembly and bus door linkage assembly respectively, connection window between laterally zygomorphic two window linkage assemblys, connection bus door between laterally zygomorphic two bus door linkage assemblys.
6. mechanism design analyzing experiment table according to claim 1 and 2, it is characterized in that: described jaw crusher demonstration unit comprises dynamic Hubei Province plate, determines Hubei Province plate, crank and fork, between two perpendicular supports of frame, interval is fixedly mounted with upper spacer and lower clapboard, lower clapboard between upper and lower dividing plate is vertically fixedly mounted with and determines Hubei Province plate, on upper spacer, cut with scissors relative with determining Hubei Province plate fills dynamic Hubei Province plate, dynamic Hubei Province plate passes through fork connecting crank, crank connecting eccentric wheel.
7. mechanism design analyzing experiment table according to claim 1 and 2, it is characterized in that: described undercarriage demonstration unit comprises leading screw, rise and fall connecting rod rest and handle, between two perpendicular supports of frame, interval is fixedly mounted with two diaphragm plates, on two diaphragm plates, symmetrical hinge fills the connecting rod rest that rises and falls for a pair, two connecting rod rests that rise and fall are connected by a connecting link, the slide block of leading screw is connected, leading screw connecting handle at the middle part of connecting link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301271.0U CN204667777U (en) | 2015-05-11 | 2015-05-11 | Mechanism design analyzing experiment table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301271.0U CN204667777U (en) | 2015-05-11 | 2015-05-11 | Mechanism design analyzing experiment table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204667777U true CN204667777U (en) | 2015-09-23 |
Family
ID=54138137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520301271.0U Expired - Fee Related CN204667777U (en) | 2015-05-11 | 2015-05-11 | Mechanism design analyzing experiment table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204667777U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157793A (en) * | 2016-08-30 | 2016-11-23 | 合肥磐石自动化科技有限公司 | A kind of separate type many rod members combined demonstration device |
| CN107369357A (en) * | 2017-08-09 | 2017-11-21 | 上海工程技术大学 | A kind of flight simulator emergency extension undercarriage hand-operating device |
-
2015
- 2015-05-11 CN CN201520301271.0U patent/CN204667777U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106157793A (en) * | 2016-08-30 | 2016-11-23 | 合肥磐石自动化科技有限公司 | A kind of separate type many rod members combined demonstration device |
| CN107369357A (en) * | 2017-08-09 | 2017-11-21 | 上海工程技术大学 | A kind of flight simulator emergency extension undercarriage hand-operating device |
| CN107369357B (en) * | 2017-08-09 | 2018-09-11 | 上海工程技术大学 | A kind of flight simulator emergency extension undercarriage hand-operating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203910157U (en) | Four-bar mechanism evolution teaching aid | |
| CN203288161U (en) | Teaching aid for operating principles of automobile engine | |
| CN103578343A (en) | Comprehensive multi-rod mechanism teaching demonstration platform | |
| CN205384789U (en) | Teaching aid is used in english teaching | |
| CN203849928U (en) | Mechanical design curriculum combined teaching aid | |
| CN104021719B (en) | A kind of planar linkage mechanism combined teaching aid | |
| CN103514797A (en) | Mechanical principle experiment examination platform | |
| CN204667777U (en) | Mechanism design analyzing experiment table | |
| CN203910156U (en) | Teaching aid of cam and rod mechanisms | |
| CN203858813U (en) | Multi-freedom cam teaching device | |
| CN104240581B (en) | A kind of linkage teaching mode | |
| CN107958625B (en) | Teaching device for simulating satellite rotation | |
| CN202905003U (en) | Link mechanism demonstration teaching aid | |
| CN106956538A (en) | Difunctional formula cam locus plotter | |
| CN202428924U (en) | Multipurpose blackboard | |
| CN202929940U (en) | Mechanical hand | |
| CN205272954U (en) | Blackboard for mathematics teaching | |
| CN201936492U (en) | Three-view drawing demonstrating instrument | |
| CN209005181U (en) | A kind of marble building block teaching aid | |
| CN212847381U (en) | Cam mechanism teaching demonstration device | |
| CN203046614U (en) | Multifunctional blackboard | |
| CN104134394B (en) | Portable multi-function linkage teaching aid | |
| CN203659336U (en) | Four-bar mechanism demonstration instrument | |
| CN204537497U (en) | A kind of chest, belly auscultation simulated training table | |
| CN206505550U (en) | One kind is through tubing teaching lift teaching aid clamping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150923 Termination date: 20160511 |