機(jī)械工程教學(xué)設(shè)備
MECHANICAL ENGINEERING EQUIPMENT FOR COPPERBELT UNIVERSITY.
NO. | NAME OF GOODS OR RELATED SERVICE | TECHNICAL DESCRIPTION | QTY. |
1 | CNC Turning Center 數(shù)控車削中心 | Brief Description 簡(jiǎn)要說(shuō)明 This is a lathe with a computer numerical control. Its sophisticated turning centers can also perform a variety of milling and drilling operations. 這是一臺(tái)帶有計(jì)算機(jī)數(shù)控的車床。 其精密的車削中心還可以執(zhí)行各種銑削和鉆孔操作。 | 1 |
Purpose 目的 The University is buying the Turning Centre to train students on basic and advanced machining techniques with the use of numerical and computer control. The techniques will involve contour, taper and form turning, chamfering, facing, threading, boring, drilling, milling, etc. 該大學(xué)正在購(gòu)買車削中心，通過(guò)數(shù)字和計(jì)算機(jī)控制來(lái)培訓(xùn)學(xué)生基本和*的加工技術(shù)。 這些技術(shù)將涉及輪廓，錐度和形狀車削，倒角，飾面，螺紋，鏜孔，鉆孔，銑削等。 |
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Main Specifications 主要技術(shù)參數(shù) The CNC Turning Centre should have all the major accessories including but not limited to a hydraulic tailstock, a tool pre-setter, a parts changer and catcher, a CNC control system with capabilities of macro programming, 3 jaw hydraulic chuck, a swarf conveyor, an interlocked guard and automatic lubrication. CNC車削中心應(yīng)具備所有主要附件，包括但不限于液壓尾座，工具預(yù)置器，零件更換器和捕手，具有宏編程功能的CNC控制系統(tǒng)，3爪液壓卡盤，切屑輸送機(jī)， 互鎖護(hù)罩和自動(dòng)潤(rùn)滑。 Equipment Capacity 設(shè)備容量
Weight: 重量 Approx. 5000 kg 約5000kg |
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2 | Universal Bench Mounted Frame 通用安裝臺(tái)架 | Brief Description 簡(jiǎn)要說(shuō)明 A complete Frame for mounting of experiments in statics, strength of materials and dynamics. 用于安裝靜力學(xué)、材料強(qiáng)度和動(dòng)力學(xué)實(shí)驗(yàn)的框架。 | 3 |
Purpose 目的 The Frame shall be used for mounting of experiments in structures used in statics, strength of materials and dynamics. The frame is supplied as disassembled. 框架應(yīng)用于在靜力學(xué)中使用的結(jié)構(gòu)，材料強(qiáng)度和動(dòng)力學(xué)中進(jìn)行實(shí)驗(yàn)。 框架以拆卸的形式提供。 | |||
Main Specifications 主要技術(shù)參數(shù) The Frame should be supplied as dis-assembled with the following components: 框架應(yīng)按以下組件拆卸提供：
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3 | Parabolic Arch 拋物線拱分析儀 | Brief Description 簡(jiǎn)要說(shuō)明 The parabolic arch to be supplied should be equipment used in analysing the construction and stress components in bridges, cathedrals, and elsewhere in architecture and general engineering. 提供的拋物線拱應(yīng)該是用于分析橋梁，大教堂以及建筑和一般工程中其他地方的結(jié)構(gòu)和應(yīng)力分量的設(shè)備。 | 3 |
Purpose 目的 Modular structures used to demonstrate the characteristics of a parabolic arch under various load conditions. To show the differences between statically determinate and statically indeterminate arches and to calculate bearing reactions. 模塊化結(jié)構(gòu)用于證明在各種負(fù)載條件下拋物線拱的特征。 顯示靜態(tài)確定和靜態(tài)不確定拱之間的差異并計(jì)算軸承反應(yīng)。 | |||
Main Specifications 主要技術(shù)參數(shù) The parabolic arch should have loading with a distributed load by way of evenly distributed loads or by point loads or by suspended roadway with loads. Dial gauges should record the deformation of the arch under load, with weights to compensate for the reactions of a fixed bearing. The arch and its accessories should be complete. 拋物線拱應(yīng)通過(guò)均勻分布的載荷或點(diǎn)荷載或懸掛的帶有載荷的道路來(lái)承載分布荷載。 千分表應(yīng)記錄負(fù)載下拱的變形，其重量可以補(bǔ)償固定軸承的反應(yīng)。 拱門及其附件應(yīng)該是完整的。 Technical Properties: 技術(shù)性能 The Parabolic Arch should be Parabolically pre-shaped steel arch with minimum length of 1000mm and minimum height of 280mm; it should have a dial gauge; measuring range of 0 – 25mm; graduations of 0.01mm and weights: 12x 1N (8+4 hangers); 10x 1N (shackles); 40x 1N; and 20x 5N. The equipment should be approximately 1200mm long, 500mm wide and 200mm high when stored, and approximately weighing 50kg in total. 拋物線拱應(yīng)采用拋物線形預(yù)制鋼拱，小長(zhǎng)度1000mm，小高度280mm; 它應(yīng)該有一個(gè)千分表; 測(cè)量范圍0 - 25mm; 刻度0.01mm，重量：12x 1N（8 + 4懸掛架）; 10x 1N（鐐銬）; 40x 1N; 和20x 5N。 設(shè)備存放時(shí)，長(zhǎng)約1200mm，寬500mm，高200mm，總重約50kg。 | |||
4 | Three-Hinged Parabolic Arch 三鉸拋物線拱分析儀 | Brief Description 簡(jiǎn)要說(shuō)明 This is a humped or curved beam subjected to transverse and other loads as well as the horizontal thrust at the supports. 這是受到橫向和其他載荷以及支撐處的水平推力的隆起或彎曲梁。 | 1 |
Purpose 目的 To train students on three-hinged arches (unsymmetrical and symmetrical) and the application of the method of sections and the conditions of equilibrium. Also, it shall be used to calculate the bearing forces for point load, distributed load and moving load. 培養(yǎng)學(xué)生三鉸拱（不對(duì)稱和對(duì)稱）以及剖面方法和平衡條件的應(yīng)用。 此外，它還應(yīng)用于計(jì)算點(diǎn)荷載，分布荷載和移動(dòng)荷載的承載力。 | |||
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| Main Specifications 主要技術(shù)參數(shù) The three hinged parabolic arch should be complete and used for investigation of statically determinate three-hinged arches, which should include 3 hinges and 3 arch segments. The arch should be subjected to point load, distributed load or moving load. 三個(gè)鉸接拋物線拱應(yīng)完整并用于靜態(tài)確定三鉸拱的研究，其中應(yīng)包括3個(gè)鉸鏈和3個(gè)拱段。 拱應(yīng)承受點(diǎn)荷載，分布荷載或移動(dòng)荷載。 The Equipment 設(shè)備 The Arche should be made out of aluminium with the following specifications: 拋物線拱應(yīng)由鋁制成，具有以下規(guī)格：
Dimensions and Weight 尺寸和重量 LxWxH: min. 1200 x 500 x 200 mm (storage) Weight: approx. 60kg (total). LxWxH：小 1200 x 500 x 200 mm（存儲(chǔ)） 重量：約60KG（總計(jì)）。 |
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5 | Dynamic Behaviour of Multistage Spur Gears 多級(jí)直齒輪的動(dòng)態(tài)特性儀 | Brief Description 簡(jiǎn)要說(shuō)明 This unit is used to study the dynamic behaviour in single-stage, two-stage and three-stage spur gears during transient operation. The trainer includes four parallel shafts, three drive wheels and three drive gears. 該單元用于研究瞬態(tài)運(yùn)行期間單級(jí)，兩級(jí)和三級(jí)正齒輪的動(dòng)態(tài)特性。 該訓(xùn)練器包括四個(gè)平行軸，三個(gè)驅(qū)動(dòng)輪和三個(gè)驅(qū)動(dòng)齒輪。 | 1 |
Purpose 目的 The equipment shall be used to train students on how to determine the angular acceleration on gears; the mass moment of inertia of the gear; and the friction and gear efficiency. 該設(shè)備應(yīng)用于培訓(xùn)學(xué)生如何確定齒輪的角加速度; 齒輪的質(zhì)量慣性矩; 以及摩擦和齒輪效率。 | |||
Main Specifications 主要技術(shù)參數(shù) The multistage spur gear lab should have optional attachable flywheels to increase the rotational inertia on each shaft, with the gear accelerated via cable drum and variable set of weights. Clamping of the roller freewheel should enable free further rotation after the weight has been released. The equipment should have inductive speed sensors on all drive gears and software for data capture via USB under Windows 7 -10. 多級(jí)直齒輪實(shí)驗(yàn)室應(yīng)具有可選的可附接飛輪，以增加每個(gè)軸上的轉(zhuǎn)動(dòng)慣量，齒輪通過(guò)電纜卷筒和可變重量組加速。 在釋放重物后，夾緊滾輪飛輪應(yīng)能夠自由地進(jìn)一步旋轉(zhuǎn)。 該設(shè)備應(yīng)在所有驅(qū)動(dòng)齒輪上安裝感應(yīng)式速度傳感器，并在Windows 7-10下通過(guò)USB捕獲數(shù)據(jù)。 Technically, the spur gear should have 3-stage gear with 4 shafts; drive with sets of weights ranging from 5 to 50kg; drop height of maximum 0.65m and maximum potential energy of 320Nm; with measuring range speed of 0 - 2000 min-1. The equipment should measure 970mm long, 760mm wide, and 1550mm high, and weighing approximately 155kg. 從技術(shù)上講，正齒輪應(yīng)該有3級(jí)齒輪和4個(gè)軸; 駕駛時(shí)的重量范圍為5至50千克; 跌落高度大0.65m，大勢(shì)能320Nm; 測(cè)量范圍速度為0 - 2000 min-1。 該設(shè)備長(zhǎng)970mm，寬760mm，高1550mm，重約155kg。 | |||
6 | Dynamic Behaviour of Multistage Planetary Gears 多級(jí)行星齒輪的動(dòng)態(tài)特性分析儀 | Brief Description 簡(jiǎn)要說(shuō)明 This is a special type of gear drive, in which the multiple planet gears revolve around a centrally arranged sun gear. The planet gears are mounted on a planet carrier and engage positively in an internally toothed ring gear. Torque and power are distributed among several planet gears. 這是一種特殊類型的齒輪傳動(dòng)裝置，其中多個(gè)行星齒輪圍繞中心布置的太陽(yáng)齒輪旋轉(zhuǎn)。 行星齒輪安裝在行星齒輪架上并且可靠地嚙合在內(nèi)齒齒圈中。 扭矩和動(dòng)力分布在幾個(gè)行星齒輪之間。 | 1 |
Purpose 目的 The equipment shall be used to train students on how to determine the transmission ratio for a locked gear, gear acceleration under constant driving torque and measure the transmitted forces for a locked gear. The lab should also provide training on how reduced mass moment of inertia, conversion of potential energy into kinetic energy and determination of friction and gear efficiency. 該設(shè)備應(yīng)用于培訓(xùn)學(xué)生如何確定鎖定齒輪的傳動(dòng)比，恒定驅(qū)動(dòng)扭矩下的齒輪加速度以及測(cè)量鎖定齒輪的傳遞力。 實(shí)驗(yàn)室還應(yīng)提供有關(guān)如何減少質(zhì)量慣性矩，將勢(shì)能轉(zhuǎn)換為動(dòng)能以及確定摩擦和齒輪效率的培訓(xùn)。 | |||
Main Specifications 主要技術(shù)參數(shù) The multistage planetary gears lab should be able to investigate the dynamic behaviour of a 2-stage planetary gear, with three planet gears per stage and with four different transmission ratios possible. The gear is accelerated via cable drum and variable set of weights which are raised by hand crank. A provisional ratchet should be able to prevent accidental release. The equipment should have inductive speed sensors and software for data capture via USB under Windows. 多級(jí)行星齒輪實(shí)驗(yàn)室應(yīng)該能夠研究?jī)杉?jí)行星齒輪的動(dòng)態(tài)特性，每級(jí)有三個(gè)行星齒輪，可能有四種不同的傳動(dòng)比。 齒輪通過(guò)電纜卷筒和由手搖曲柄提升的可變重量組加速。 臨時(shí)棘輪應(yīng)該能夠防止意外釋放。 該設(shè)備應(yīng)具有感應(yīng)式速度傳感器和軟件，以便在Windows下通過(guò)USB進(jìn)行數(shù)據(jù)采集。 The Equipment should be supplied as a machine with 2-stage planetary gear with all necessary components; drive with set of weights 5 – 50kg and maximum potential energy of 250Nm; load at standstill with weight forces of 5 – 70N; and measuring speed range of 0 - 2000min-1. It should weigh approximately 150kg. 設(shè)備應(yīng)作為帶有兩級(jí)行星齒輪的機(jī)器提供，并帶有所有必要的部件; 以5至50千克的重量驅(qū)動(dòng)，大潛在能量為250牛米; 靜止載荷，重力為5 - 70N; 測(cè)量速度范圍為0 - 2000min-1。 它應(yīng)重約150公斤。 |
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