1.Feature and advantage:
Theme Park Mini Track Train/ Locomotive with 120 Seats
Manufacturer for Amusement Rides Mini Diesel Track Train with High quality & conpetitive price you. Customer is welcome to visit our new showroom and factory located in HangZhou City, China.
DST01-7C-120B Open-type Sightseeing Mini Train
Marshalling: locomotive +coal water truck + carriage*3
Crew: 40 *3=120
Mat limit slope: 30 per thousand
Restriction curve radius: 30m
Power: diesel generating set (Cummins)
2.1 Ambient conditions and vehicle parameters
1) Project location height is not more than 2000 meters above sea level.
2) The air temperature is between -10 and 40 degree.
3) Electronic components must not be activated without dehumidification in relative humidity greater than 95% or condensation.
4) Vehicles should be CZPT to withstand the invasion of wind and sand and the resistance to salt spray
5) Line gauge: 762mm
6) Limiting slope: 30 ‰ (reduction calculations for curves)
7) The radius of the line longitudinal curve is 200m
8) Line minimum curve radius 40m, difficult area 30m
2.2 Vehicle parameters
1) Style: European classical (see attachment renderings)
2) Gauge: 762mm
3) Formation mode: locomotive + coal water truck + compartment + compartment + compartment + compartment
4) Group size 38.2m (length) x 1.9m (width) x 2.8m (height)
5) Passenger Capacity: 128 seats
6) Limit curve radius: 40m, difficult section (station) 30m
7) Limit slope: <= 30‰, curve section needs to perform this calculation
8) Speed: 0-10km/H
9) Emergency braking distance: <4m
10) Xihu (West Lake) Dis.d tour system: The host is located on the bridge of the locomotive, the audio is located in each compartment, playing background music, site broadcast, temporary voice notification
11) Overall dimensions mm: 10170 (length) * 2000 (width) * 2830 (high)
12) Driver’s seat: seated 2 seats
13) Structure: Q235 profile, steel plate welding
14) Locomotive axis sequence: 2-2-0
15) Drive system:
16) Coal Waterwheels: Power Bogies
17) Drive Motor : 7.5KW*4 Variable Frequency Motor
18) Speed control method: frequency conversion speed control touch screen + plc + inverter S curve acceleration vector control 19) Main power source: CZPT diesel generator set 80kw, Stanford generator
20) Braking system: Working brake: Regenerative braking (motor fed brake) Emergency, parking brake: Electropneumatic braking
21) Forward driving video (improving driver’s view)
22) EffectSmokestack effect of continuous smoke \steam whistle\copper bell (12 inches)
23) Overall dimensions mm: 6.2 (L) * 1900 (W) * 2800 (H)
24) Cabin form: semi-open type, on both sides of the car, with car steps
25) Minimum height of passenger area: 1800mm
26) Floor height: 600mm (rail surface)
27) Step height: 400mm (rail surface)
28) Structure: Q235 profile, sheet metal welding, roof FRP composite
29) Running system: Bogie form (with automatic emergency braking)
30) Renovation: Roof interior wallsolid wood buckle + wood paint (6 degrees) Floor: bamboo plastic plate + pattern aluminum
31)Seats: 32 seats (wooden seats) Lamps: Antique LED Ceiling Lights Sound: Wood Effect Ceiling Speakers
32)Car side railing: solid wood (weathering wood oil 6 degrees)
33)Side door: 8 sided, FRP CZPT (inside solid wood) End window: Solid wood pHangZhou window
34)Urveillance: Camera (recording) 2pcs/car
35) European metal corner flower on the roof: 16 handrails on and off: 304 stainless steel
36)Weather curtain: transparent shutter (removable, fast retractable)
2.3 Company profile
HangZhou dising technologies Co., Ltd.Is located in the east lake new technology development zone in HangZhou, ZheJiang province.It is a professional supplier of tourist attraction, theme park, characteristic town, and commercial block slow rail transit system;Our service covers the whole process of slow rail transit system survey and design, special track vehicle design and so on.
We promise to improve our professional skills and be based on a careful design attitude, a profound understanding of customer needs and a rich experience in project implementation, to provide customers with high quality and reliable products and economic and reasonable projects.
2.4 Products Series
In the years of industry experience, the company created the ZheJiang tenyun steam locomotive replica plate, the Tianya corner scenic spot in ZheJiang , the HangZhou Yuet square project, the tram, the ZheJiang lling National Agricultural Park sightseeing train, the Xihu (West Lake) Dis. Lu Jia Village sightseeing small train and so on. The main products covers 3 kinds of landscapes:tourism. Sightseeing trains, sightseeing trams and locomotives 3 kinds of landscapes.
1. Electric Train Sets
2. Electric Locomotive
3. Fun Train
4. Sightseeing Mini Train
5. Delivery and Shipment
Shipping by sea: Around 4 weeks to arrive.
Delivery Time: Around 30 working days after receipt of deposit.
MOQ: 1 set.
Payment Term: 30% T/T deposit, 70% T/T before delivery.
6. Warranty and post service
Mini Electric Trackless Train for Tourist: 1 year full warranty,offer FREE components under EXW shipped term.
oversea engineer aftre sale service available
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
Screw Shaft Types and Uses
Various uses for the screw shaft are numerous. Its major diameter is the most significant characteristic, while other aspects include material and function are important. Let us explore these topics in more detail. There are many different types of screw shafts, which include bronze, brass, titanium, and stainless steel. Read on to learn about the most common types. Listed below are some of the most common uses for a screw shaft. These include: C-clamps, screw jacks, vises, and more.
Major diameter of a screw shaft
A screw’s major diameter is measured in fractions of an inch. This measurement is commonly found on the screw label. A screw with a major diameter less than 1/4″ is labeled #0 to #14; those with a larger diameter are labeled fractions of an inch in a corresponding decimal scale. The length of a screw, also known as the shaft, is another measure used for the screw.
The major diameter of a screw shaft is the greater of its 2 outer diameters. When determining the major diameter of a screw, use a caliper, micrometer, or steel rule to make an accurate measurement. Generally, the first number in the thread designation refers to the major diameter. Therefore, if a screw has a thread of 1/2-10 Acme, the major diameter of the thread is.500 inches. The major diameter of the screw shaft will be smaller or larger than the original diameter, so it’s a good idea to measure the section of the screw that’s least used.
Another important measurement is the pitch. This measures the distance between 1 thread’s tip and the next thread’s corresponding point. Pitch is an important measurement because it refers to the distance a screw will advance in 1 turn. While lead and pitch are 2 separate concepts, they are often used interchangeably. As such, it’s important to know how to use them properly. This will make it easier to understand how to select the correct screw.
There are 3 different types of threads. The UTS and ISO metric threads are similar, but their common values for Dmaj and Pmaj are different. A screw’s major diameter is the largest diameter, while the minor diameter is the lowest. A nut’s major diameter, or the minor diameter, is also called the nut’s inside diameter. A bolt’s major diameter and minor diameter are measured with go/no-go gauges or by using an optical comparator.
The British Association and American Society of Mechanical Engineers standardized screw threads in the 1840s. A standard named “British Standard Whitworth” became a common standard for screw threads in the United States through the 1860s. In 1864, William Sellers proposed a new standard that simplified the Whitworth thread and had a 55 degree angle at the tip. Both standards were widely accepted. The major diameter of a screw shaft can vary from 1 manufacturer to another, so it’s important to know what size screw you’re looking for.
In addition to the thread angle, a screw’s major diameter determines the features it has and how it should be used. A screw’s point, or “thread”, is usually spiky and used to drill into an object. A flat tipped screw, on the other hand, is flat and requires a pre-drilled hole for installation. Finally, the diameter of a screw bolt is determined by the major and minor diameters.
Material of a screw shaft
A screw shaft is a piece of machine equipment used to move raw materials. The screw shaft typically comprises a raw material w. For a particular screw to function correctly, the raw material must be sized properly. In general, screw shafts should have an axial-direction length L equal to the moving amount k per 1/2 rotation of the screw. The screw shaft must also have a proper contact angle ph1 in order to prevent raw material from penetrating the screw shaft.
The material used for the shaft depends on its application. A screw with a ball bearing will work better with a steel shaft than 1 made of aluminum. Aluminum screw shafts are the most commonly used for this application. Other materials include titanium. Some manufacturers also prefer stainless steel. However, if you want a screw with a more modern appearance, a titanium shaft is the way to go. In addition to that, screws with a chromium finish have better wear resistance.
The material of a screw shaft is important for a variety of applications. It needs to have high precision threads and ridges to perform its function. Manufacturers often use high-precision CNC machines and lathes to create screw shafts. Different screw shafts can have varying sizes and shapes, and each 1 will have different applications. Listed below are the different materials used for screw shafts. If you’re looking for a high-quality screw shaft, you should shop around.
A lead screw has an inverse relationship between contact surface pressure and sliding velocity. For heavier axial loads, a reduced rotation speed is needed. This curve will vary depending on the material used for the screw shaft and its lubrication conditions. Another important factor is end fixity. The material of a screw shaft can be either fixed or free, so make sure to consider this factor when choosing the material of your screw. The latter can also influence the critical speed and rigidity of the screw.
A screw shaft’s major diameter is the distance between the outer edge of the thread and the inner smooth part. Screw shafts are typically between 2 and 16 millimeters in diameter. They feature a cylindrical shape, a pointy tip, and a wider head and drive than the former. There are 2 basic types of screw heads: threaded and non-threaded. These have different properties and purposes.
Lead screws are a cost-effective alternative to ball screws, and are used for low power and light to medium-duty applications. They offer some advantages, but are not recommended for continuous power transmission. But lead screws are often quieter and smaller, which make them useful for many applications. Besides, they are often used in a kinematic pair with a nut object. They are also used to position objects.
Function of a screw shaft
When choosing a screw for a linear motion system, there are many factors that should be considered, such as the position of the actuator and the screw and nut selection. Other considerations include the overall length of travel, the fastest move profile, the duty cycle, and the repeatability of the system. As a result, screw technology plays a critical role in the overall performance of a system. Here are the key factors to consider when choosing a screw.
Screws are designed with an external threading that digs out material from a surface or object. Not all screw shafts have complete threading, however. These are known as partially threaded screws. Fully threaded screws feature complete external threading on the shaft and a pointed tip. In addition to their use as fasteners, they can be used to secure and tighten many different types of objects and appliances.
Another factor to consider is axial force. The higher the force, the bigger the screw needs to be. Moreover, screws are similar to columns that are subject to both tension and compression loads. During the compression load, bowing or deflection is not desirable, so the integrity of the screw is important. So, consider the design considerations of your screw shaft and choose accordingly. You can also increase the torque by using different shaft sizes.
Shaft collars are also an important consideration. These are used to secure and position components on the shaft. They also act as stroke limiters and to retain sprocket hubs, bearings, and shaft protectors. They are available in several different styles. In addition to single and double split shaft collars, they can be threaded or set screw. To ensure that a screw collar will fit tightly to the shaft, the cap must not be overtightened.
Screws can be cylindrical or conical and vary in length and diameter. They feature a thread that mates with a complementary helix in the material being screwed into. A self-tapping screw will create a complementary helix during driving, creating a complementary helix that allows the screw to work with the material. A screw head is also an essential part of a screw, providing gripping power and compression to the screw.
A screw’s pitch and lead are also important parameters to consider. The pitch of the screw is the distance between the crests of the threads, which increases mechanical advantage. If the pitch is too small, vibrations will occur. If the pitch is too small, the screw may cause excessive wear and tear on the machine and void its intended purpose. The screw will be useless if it can’t be adjusted. And if it can’t fit a shaft with the required diameter, then it isn’t a good choice.
Despite being the most common type, there are various types of screws that differ in their functions. For example, a machine screw has a round head, while a truss head has a lower-profile dome. An oval-its point screw is a good choice for situations where the screw needs to be adjusted frequently. Another type is a soft nylon tip, which looks like a Half-dog point. It is used to grip textured or curved surfaces.