??天天电玩城??

Mechanical comprehensive display case (mechanical principle, mechanical parts, reducer)
"Reducer" Showcase
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"Mechanical Fundamentals" Showcase
"Motors and Transformers" Showcase
Metal Technology Showcase
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"Chemical Technology" Showcase
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"Pump, Valve" Showcase
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"Tolerance fit" showcase
"Large Measuring Tools" Display Case
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"Mechanical Drawing" Showcase
"Metal Cutting Tools" Showcase ||| "Metal Cutting" Showcases
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"Mechanical Parts Design" Showcase
Multimedia Intelligent Control "Mechanical Principles and Mechanical Design" Showcase
Multimedia Intelligent Control "Stamping Die Design and Manufacturing" Showcase
Multimedia Intelligent Control "Design and Manufacture of Plastic Mold" Showcase
Multimedia intelligent control "mechanical engineering drawing" display case
Mechanical engineering descriptive geometry multimedia design experimental device
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"Metal Technology" Multimedia Simulation Design Comprehensive Experimental Device
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Combined experimental platform for innovative design analysis of mechanism movement
"Mechanical Principles" Multimedia Simulation Design Comprehensive Experimental Device
Advanced multimedia engineering drawing design laboratory equipment
"Mechanical Fundamentals" Multimedia Simulation Design Comprehensive Experimental Device


"Mechanical Parts" Showcase

Mechanical parts teaching display case

The company produces mechanical parts teaching display cabinets. In order to meet the needs of teaching, the teaching aids products are gradually modernized. Based on the original basis, a set of mechanical parts teaching display cabinets has been developed. This set is divided into more than 400 kinds of parts models of 20 cabinets. The appearance is made of high-grade aluminum alloy cabinet, the surface of the board is made of fuchsia gold velvet, the model materials are colored plexiglass and hard polychloride, and the silver polyester polyester stickers are attached for necessary diagrams and document description. Beautiful production process. The use of this display cabinet can improve the teaching effect and save time. It is a teaching showroom equipment for ideal mechanical courses. ( Teaching Equipment | Teaching Instruments )

机械零件陈列柜

Showcase size: 1050 × 400 × 1780mm

Mechanical parts teaching showcase, the contents of each cabinet are as follows:

Serial number and name

Mechanical parts showcase content

First cabinet

Basic content of threaded connections

Thread type: ordinary thread, trapezoidal thread, rectangular thread, zigzag thread, arc pipe thread, cylindrical pipe thread, conical pipe thread, right-hand thread, left-hand thread, double-thread thread, three-thread thread

Type of threaded connection: bolted connection, stud bolted connection, screw connection, fastening screw connection.

There are 11 bolts, 4 studs, 9 screws, 5 set screws, 12 nuts, and 7 washers.

Second cabinet

Threaded connection

Friction and anti-loosening: counter top nut, locking hot ring closing anti-loosening nut, slotted closing, with nylon ring anti-loosening nut, spring washer.

Mechanical anti-loosening: stop washer, stop washer and round nut, split pin and hexagon slotted nut, tandem wire.

Load-reducing device for transverse load interception: inclined washer, boss, countersink, load-reducing sleeve, load-reducing key, and load-reducing pin.

Measures to improve the strength of the connection: add elastic parts, internal oblique nuts, hollow bolts, waist rod bolts, large fillet bolts, countersunk nuts, thread assembly and disassembly.

Third cabinet

Key, spline and pin couplings

Key connection: ordinary flat key, semi-circle key, wedge key, guide flat key, tangential key, saddle sliding key.

Spline connection: 3 rectangular splines, 2 involute splines. Triangle spline.

Pin connection: 3 cylindrical pins, 4 conical pins, 3 guide pins, 3 safety pins, positioning, coupling, safety.

Fourth cabinet

Riveting, welding, gluing and interference joints

Riveting: common types of rivets, overlaps, single butt joints, double butt joints, combined joints.

Welding: Bevel type, overlap, butt, fillet.

Bonding: board connection, pipe connection, corner connection.

Interference connection: cylindrical surface interference connection, conical surface interference connection.

Fifth Cabinet

Main types of belt drive

Materials and connectors for flat belts: leather belts, braided belts, rubber canvas flat belts, high-speed endless tapes, nylon sheet composite tapes, beveled joints, beveled stepped joints, joints for tapes, suture joints, leather thread joints

Structure and model of V-belt: O-type, A-type, B-type, C-type, D-type, E-type, wide V-belt, narrow V-belt, flexible V-belt, other transmission belt, joint V-belt, ordinary V-belt, double V-belt, V-ribbed belt, round belt, trapezoidal tooth timing belt.

Structure of pulley: solid wheel, spoke wheel, orifice wheel, elliptical spoke wheel, flat pulley, high-speed pulley, timing pulley.

Sixth cabinet

Belt drive

V-belt transmission: automatic tensioning device, slide-type regular tensioning device, swing-frame regular tensioning device, tensioning wheel tensioning device.

Flat belt drive: tensioner device

Timing belt drive

Seventh cabinet

Chain drive

Transmission chain: roller chain, inner link and sleeve, roller, outer link pin, inner link, outer link, single-pitch double-row roller chain, single-row single-pitch roller chain, spring Type, spring retaining ring, steel wire, split pin, transition link, integral sprocket with hook, integral plate type, hole plate type, toothed chain with inner guide, toothed chain with outer guide, round pin, Arrangement and tensioning of roller type, key column type, bearing type, square chain, flat top chain, round chain, chain drive.

Eighth cabinet

Gear and worm drive

Gear structure: 2 gear shafts, 2 solid gears, 2 web gears, spoke gears.

Type of worm: Archimedes cylindrical worm, normal straight worm, linear toroidal worm.

Worm structure: integrated worm gear, wheel worm gear, bolted worm gear, cast worm gear, worm drive, gear drive.

Ninth cabinet

Plain bearing

Bearing bush and lining materials: bearing alloy, bronze, brass, gray cast iron, miniature bearings, rubber, nylon, tetrafluoro, phenol resin.

The structure of the oil tank has 5 pieces, and the form of the thrust bearing: solid, hollow, single ring, and multiple rings.

Structure of the sliding shaft: the whole is lined with a positive sliding bearing, a split positive sliding bearing, a split diagonal bearing,

Self-aligning sliding bearing, thrust bearing of fixed pad, self-aligning sliding bearing

Rod, hydrostatic bearing.

Tenth cabinet

Rolling bearing

Inner ring, cage, outer ring, ball, short cylindrical roller, long cylindrical roller, threaded roller, tapered roller,

Drum rollers and needles.

Type and code: deep groove ball bearing, spherical ball bearing, spherical roller bearing, cylindrical roller bearing, needle roller

Bearings, spiral roller bearings, angular contact bearings, tapered roller bearings, thrust ball bearings, thrust roller bearings.

Dimension series: diameter series, inner ring fixed outer ring rotation, outer ring fixed inner ring rotation, rolling bearing installation method, rolling bearing disassembly process, inner diameter series 7 pieces, width series 4 pieces.

Eleventh cabinet

Rolling bearing combination design

Inner ring fixing method: spring retaining ring, shaft end pressure plate, round nut, tapered sleeve.

Method for fixing the outer ring: bearing end cover, elastic retaining ring for hole, end cover hole shoulder combination, and cup.

Combination design: 3 fixed ends, 2 fixed ends, 2 fixed ends and 2 fixed ends

Jacking and adjustment: adjustment of rolling bearings, jacking of rolling bearings.

Sealing: felt type, cup type, ring gap type, labyrinth type, thread type, bearing seat

Twelfth Cabinet

Coupling

Elastic sleeve pin coupling, elastic pin coupling, tire coupling, flange coupling, sleeve coupling, clamp coupling, gear coupling, chain coupling, cross Shaft universal coupling, slider coupling,

Shear pin safety coupling.

Thirteenth Cabinet

clutch

Teeth inlay bird rectangular, trapezoidal, regular triangular teeth, sawtooth clutch, single disc friction clutch,

Conical friction bird clutch, multi-disc friction clutch, dental safety bird clutch, centrifugal clutch, surpass

clutch.

Fourteenth Cabinet

Types and applications of shafts

Rotary shaft, mandrel, transmission shaft, gear shaft, key shaft, worm shaft, crankshaft, cam shaft, soft shaft, shaft

Structural design.

Fifteenth Cabinet

Method for fixing parts on shaft

Key connection, spline connection, form connection, pin connection, interference connection, shaft shoulder-elastic retaining ring, shaft shoulder-round nut, shaft shoulder-double round nut, shaft shoulder-sleeve, shaft shoulder-elastic ring 2 Year, conical shaft head-shaft end retaining ring, shaft end baffle, double locking retaining ring, slotted clamping connection, hub part clamping connection, elastic sleeve connection, elastic ring connection, elastic disk connection.

Sixteenth Cabinet

spring

Tension spring: round shackle, semi-circle shackle, eccentric round shackle, tapered closed end spring, adjustable tension spring.

Compression springs: end faces are tightened and ground springs, end faces are not tightened and ground springs, rectangular cross section compression springs,

Convex spring, concave spring, conical coil spring.

Torsion spring: outer arm torsion spring, inner arm torsion spring, center arm torsion spring, double torsion spring.

Other springs: disc springs, snake springs, flat spiral springs, leaf springs.

Parallel combination spring, in-line combination spring, conversion mechanism.

Seventeenth Cabinet

Lubrication and sealing

Lubrication device: press-fit type oil-filling cup, oil rope type cup, joint-type oil-filling oil cup, straight-through oil filling cup

Oil standard.

Seals: 2 O-shaped rubber seals, 2 rectangular rubber seals, nylon gasket, asbestos gasket, metal flat gasket, metal octagonal gasket, metal toothed gasket, cutout: insert overlap, piston ring ,

Cutout: oblique lap, double-port type oil seal, T type oil seal, Y type oil seal, V type oil seal.

8 pieces of lubricant, oil gun, butter gun.

Eighteenth Cabinet

Failure forms of mechanical parts

Gluing, fracture, corrosion, wear, pitting, residual deformation

Nineteenth Cabinet

Involute machining gear method

2 gears by copying, gears by hob, 2 teeth by shaper, insert by rack

Gears, planing gears, shaving gears, disc grinding wheels

Twenty cabinet

Classification of machine parts

Horizontal frame, door frame, vertical frame, ring frame, truss frame, frame frame, frame frame, base plate, stand frame, plate support Arrange 7 pieces, 2 reducer cases, transmission case.


Teaching and teaching machinery display cabinet: Products

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