DyClg-JC Mechanical Basic Display Training Device

Release time：2024-05-11 19:00viewed：times

1. Overview:
According to the national technical school mechanical general textbook, the Mechanical Basics Teaching Display Cabinet is a set of audio-visual teaching equipment . This display cabinet is divided into ten cabinets. The display cabinet vividly displays and expl*ns the basic knowledge of mechanical basics through mechanical models or real objects, with corresponding graphic materials, and strengthens students' understanding of the types, structural characteristics and design of general mechanical basics. Perceptual cognition lays the foundation for further learning of mechanical fundamentals.
2. Technical specifications:
1. The complete set of display cabinets consists of 10 individual display cabinets. Each cabinet is equipped with a touch screen synchronous voice explanation system. The overall dimensions of the display cabinet are: 1200×530×1900㎜; the scale and proportion design is in line with human-machine design. Engineering requirements;
2. The display cabinet is made of 1.0mm cold-rolled steel plate sprayed with plastic (or aluminum-wood structure). The cabinet has good rigidity and beautiful appearance; the display panel inside the cabinet is a super luxurious aluminum-plastic sandwich panel with good load-bearing capacity;
3 . The top cover of the cabinet is equipped with a lighting fluorescent lamp, which meets the ergonomic requirements;
4. There is a cabinet box at the bottom of the cabinet to facilitate the storage of a single model, experimental box and related experimental documents.
5. The back of the cabinet is equipped with double doors, which is convenient for equipment m*ntenance and rep*r.
6. The bottom of the cabinet is equipped with universal wheels for easy movement.
7. It has a multi-functional voice playback control system. Synchronous demonstration with voice commentary, using a separate driver controlled by a computer or electronic device to operate the demonstration. The control adopts LCD touch screen control and remote control to automatically run explanations, loop and repeat playback operations, and can be arbitrarily selected or demonstrated individually according to teaching materials and teaching needs. The commentary plays loudly in the 100-square-meter room.
8. The model material is m*nly made of aluminum ingots processed and refined by CNC machine tools. The rough model is not allowed to be made by sand casting process. The model is operational.
9. Virtual simulation teaching system,
mechanical tr*ning and safety education virtual simulation software: This software is developed based on unity3d. The software adopts the form of three-dimensional roaming. It can control movement through the keyboard and the mouse to control the direction of the lens. It is equipped with mechanical safety distance experiments and mechanical safety protection devices. Experiment and basic assessment of mechanical safety protection design. When the experiment is in progress, the three-dimensional roaming screen uses arrows and footprints to prompt the user to move to the experimental location. The circle around the mechanical object displays the working radius. The experimental process is accompanied by a dialog box reminder of the three-dimensional robot.
A. The content of the mechanical safety distance experiment includes the safety distance experiment to prevent upper and lower limbs from touching the danger zone (divided into two fence heights and opening sizes). After selecting to enter, GB23821-2009 "Mechanical Safety to Prevent Upper and Lower Limbs from Touching the Danger Zone" pops up in front of the camera. "Safe Distance" requirements, error demonstration: The experimental process is that after the human body enters the working radius of the mechanical object and is injured, the red screen and voice prompts that the human body has received mechanical damage, and returns to the original position and conducts the next experiment. The last step is the correct approach.
B. Mechanical safety protection device experiments are divided into safety interlock switches, safety light curt*ns, safety mats, safety laser scanners and other protection device experiments. Optional categories (safety input, safety control, safety output, others), manufacturers, products List (safety interlock switch, safety light curt*n, safety mat, safety laser scanner, safety controller, safety relay, safety guardr*l). There is a blue flashing frame reminder at the installation location. Experimental process: select the safety guardr*l and install it, select the safety interlock switch (or select the safety light curt*n, safety mat, safety laser scanner) and install it, select the safety controller and install it in the electrical control box , select the safety relay and install it in the electrical control box, click the start button on the electrical control box. If you enter a dangerous area, the system will sound an alarm and the mechanical object will stop working. Select the reset button on the electrical control box to stop.
C. The basic assessment of mechanical safety protection design requires the completion of the installation of the mechanical safety system, and the correct installation of safety guardr*ls, safety interlock switches, safety light curt*ns, safety mats, safety laser scanners, safety controllers, safety relays, 24V power supplies, signal lights and Emergency stop button, the assessment is divided into ten assessment points. Some assessment points have 3 options, which are freely chosen by the students. After selecting the final 10 assessment points, submit for confirmation, and the system will automatically obt*n the total score and the score of each assessment point. .
D. The software must be on the same platform as a whole and cannot be displayed as separate resources.
E. At the same time, we provide customers with the VR installation package of this software to facilitate users to expand into VR experiments. VR equipment and software installation and debugging are not required.
Mechanical assembly and fitter assembly virtual simulation software: This software is developed based on unity3d, with optional 6-level image quality. It is equipped with design and virtual disassembly and assembly of reducers and shafting structures, design and simulation of common mechanical mechanisms, mechanism resource library, typical machinery Mechanism (virtual disassembly and assembly of gasoline engine), the software is a whole software and cannot be individual resources.
A. Reducer design and virtual disassembly interface can choose worm gear bevel gear reducer, two-stage expanded cylindrical gear reducer, bevel cylindrical gear reducer, coaxial cylindrical gear reducer, bevel gear reducer, and one-stage cylindrical gear reducer. Gear reducer.
Worm bevel gear reducer: After entering the software, the assembly content is automatically played. Each step in the video has a text description
. Secondary expandable cylindrical gear reducer: After entering the software, the content is played in the form of a video. The video content should include: Part name ( Scan the QR code to see the names of parts), disassembly and assembly demonstration (including disassembly and assembly), virtual disassembly (including overall, low-speed shaft, medium-speed shaft, high-speed shaft, box cover, box seat)
conical cylindrical gear reducer, Coaxial cylindrical gear reducer, bevel gear reducer, first-level cylindrical gear reducer: click to enter and automatically jump to the edrawings interface. The models are all three-dimensional models. By clicking on the parts, the names of the parts are displayed, and the 360° view is av*lable Rotate, zoom in, zoom out, pan, and move parts to disassemble and assemble the entire reducer. At the same time, you can select the home button to return to the original state of the reducer. The bevel gear reducer and the first-stage cylindrical gear reducer have added the function of inserting a cross section, and the cross section can be freely dragged to observe the internal structure of the reducer.
B. Shaft structure design and virtual disassembly and assembly interface optional parts recognition, disassembly and assembly demonstration, and actual operation.
1. Parts recognition: three-dimensional model and part name including helical gear, non-hole end cover, coupling, coupling key, shaft, gear key, hole end cover, shaft sleeve, deep groove ball bearing, any Parts can be rotated 360°
2. Disassembly and assembly demonstration: There are 2 built-in cases. When you move the mouse to a cert*n part position (except the base and bearing seat), the part will automatically enlarge and the part name will be displayed. There are disassembly and assembly buttons, and the function will be automatically controlled by the software. Complete the disassembly and assembly of the shaft system structure. All three-dimensional scenes can be rotated, enlarged, reduced and translated 360° in all directions.
3. Practical operation: The three-dimensional parts are neatly placed on the table. The students manually select the corresponding parts and move them to the shaft system structure. The parts can be installed only when they are placed in the correct order and in the correct position. There is a restart button to facilitate students to restart. Conduct virtual experiments. When you move the mouse to a cert*n part position (except the base and bearing seat), the part will automatically enlarge and the part name will be displayed.
C. Common mechanical mechanism design and simulation, optional hinge four-bar mechanism design and analysis, I\II type crank rocker mechanism design and analysis, offset crank slider mechanism design and analysis, crank swing guide rod mechanism design and analysis, hinge Four-bar mechanism with integrated trajectory, eccentric linear-acting roller push rod cam , and centering linear-acting flat-bottomed push rod cam.
1. Each mechanism should be able to input corresponding parameters, and the software can automatically calculate the parameters, and can perform motion simulation and automatically draw curves.
D. The mechanism resource library includes 11 types of planar link mechanisms, 5 types of cam mechanisms, 6 types of gear mechanisms, 8 types of transmission mechanisms, 11 types of tightening mechanisms, 6 types of gear tr*n mechanisms, and 8 types of other mechanisms (mechanical equipment simulation)
E , virtual disassembly and assembly of gasoline engines, optional crankcase assembly and disassembly demonstration, crankcase virtual assembly, valve tr*n assembly and disassembly demonstration, valve tr*n virtual assembly
1. Crankcase assembly and disassembly demonstration and valve tr*n assembly and disassembly demonstration both have disassembly button, assembly button, restart, and decomposition observation button. When the mouse is moved to a cert*n part position, the part will automatically enlarge and the part name will be displayed. The software automatically completes the disassembly and assembly of the shaft system structure. When using the decomposition observation button, the 3D model of the crankcase or gas distribution system automatically displays an exploded view, which can be rotated, enlarged, reduced, and translated 360°.
2. The 3D parts of the crankcase virtual assembly and the gas distribution system virtual assembly are neatly arranged When placed on the desktop, students manually select the corresponding parts and move them to the mechanism. The parts can be installed only when they are placed in the correct order and in the correct position. There is a restart button to facilitate students to re-perform the virtual experiment. When you move the mouse to cert*n part locations, the part names are automatically displayed.
3. This display cabinet has the following characteristics:
(1) Advanced design concept. According to the needs of the teaching reform of mechanical courses, the display cabinet is optimized and designed according to the basic concept of "shaping physical teaching materials, creating a practical environment and promoting students' independent cognition", integrating "knowledge, cognition and thinking" to support the curriculum The establishment of cognitive experiments will promote the construction of quality courses.
(2) The display content is comprehensive. This display cabinet is based on national planning textbooks and comprehensively displays the basic mechanical course content, including plane mechanism applications, cams, gears, hydraulic component principles, etc., providing rich basic knowledge of mechanical basics. It is compatible with different versions of textbooks of the same name;
(3) Advanced production technology. The display cabinet is designed and manufactured in accordance with national mechanical standards and display cabinet enterprise standards. It has advanced production technology, stable product quality, reliable performance and long service life;
(4) Carry out green design. The display cabinet is made of environmentally friendly materials, has no noise in mechanical operation, is safe in electricity use, has a pleasant design, and can adapt to the requirements of modern green laboratories .
4. "Mechanical Fundamentals" teaching display cabinet, the contents of each cabinet are as follows:

serial number and name	Cabinet model contents
Cabinet 1: Machine composition and characteristics	Internal combustion engine, steam engine, sewing machine, kinematic p*r (6 items)
Cabinet 2 The form and application of the hinged four-bar mechanism	Crank rocker mechanism (2 pieces), double crank mechanism (2 pieces), scissor machine, mixer, radar pitch mechanism, crusher, locomotive wheel linkage mechanism, crane
Cabinet 3 Planar linkage application	Crank slider mechanism, eccentric wheel mechanism, feeding mechanism, double slider mechanism, crank moving guide rod mechanism, crank rocker mechanism, rotating guide rod mechanism, water pump, bullhead planer, guide rod mechanism, dump turning device
Cabinet 4 Form of cam mechanism	Disc cam mechanism, moving cam mechanism, internal gas valve mechanism, masher cam mechanism, molding machine cam mechanism, cone, cylindrical cam mechanism, equal diameter cam mechanism, cross groove cam mechanism
Cabinet 5 Various types of mechanical transmission	Flat belt drive , V-belt drive, round belt drive, ch*n drive, ball screw drive, thread profile (6 types), spur gear rack drive, spur gear cylindrical gear drive , helical cylindrical gear drive, internal meshing gear drive, Worm gear drive
Cabinet 6 Basic Properties of Gears	The formation of involute, the formation of cycloid, the correct meshing conditions of involute gears, number of teeth, module, pressure angle, tooth height coefficient
Cabinet 7 Basic properties of gear tr*ns	Fixed gear trns, differential, planetary, fixed gear trns, planetary gear trns consisting of external gears, special epicyclic gear trns, cycloids, power transmission, differentials, harmonic gears, cycloidal needles wheel mechanism
Cabinet 8 Application of intermittent motion principle	Ratchet mechanism, double-acting ratchet mechanism, two-way ratchet mechanism, outer sheave mechanism, inner gear mechanism, spherical sheave mechanism, gear-type intermittent mechanism, incomplete gear mechanism composed of needle wheels, non-speed star gear mechanism, worm cam Space intermittent mechanism, stop movement guide rod mechanism, double rack intermittent mechanism
Cabinet 9 Application of Hydraulic Transmission Principle	Hydraulic pump, external gear pump, cycloidal gear pump, radial piston pump, rotary oil pump, axial piston pump, single-acting vane pump, YB type vane pump, solid single-rod hydraulic cylinder, solid double-rod hydraulic cylinder Rod hydraulic cylinder, hollow double rod hydraulic cylinder
Cabinet 10 Application of hydraulic transmission principle	2 pieces of ordinary check valves (pipe type), ordinary check valves (plate type), manual reversing valves, two-position four-way reversing valves, three-position four-way reversing valves, pilot-operated relief valves, direct-acting sequence Valves, one-way stroke throttle valves, pressure relays

Note: The glass on the cabinet is fragile and must be provided by the purchaser;

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