Description : Where can I purchase parts for my CNC swiss sewing machine?
Last Answer : Try www.FirstCut.com for manufactured parts. www.jadosewingmachine.com also has parts or new machines.
Description : Where can I purchase a cnc machine shop online?
Last Answer : Cnc machine shops are not something that can be purchased. Cnc machine shops are a place of business. Cnc machine shops manufacture products such as chuckers, tafts, and milling machines.
Description : Name the various tools used in CNC turning centre. Explain any one in detail.
Last Answer : Tools used on Turning Centre: 1. External Turning Tools: 2. Boring Bars: 3. Drills: 4. Threading Tools: 5. Parting Tools: A. On the Basis of Cutting Tool Construction: ( ... (HCS). (c) Cast alloy. (d) Cemented carbide. (e) Ceramics. (f) Boron Nitride. (g) Diamond.
Description : Where online can I purchase used CNC machining equipment?
Last Answer : You can purchase used CNC machining equipment at www.usedmachinerysales.com. Another good website is www.industrialmachinery.com
Description : Can Arduino be used for building a CNC machine?
Last Answer : Yes, Arduino can be used for building a CNC (Computer Numerical Control) machine by using stepper motors to control the movement of the cutting tool, and by using sensors and actuators to monitor and adjust the cutting process.
Last Answer : Yes, Arduino can be used for building a CNC machine by using stepper motor drivers to control the motion of the machine's axes, and by using communication modules to receive instructions from a computer or other device.
Description : The STL files translate the part geometry from a CAD system to________ a.CNC machine b.VMC machine c.RP machine d.CAPP machine
Last Answer : c.RP machine
Description : The lost motion in CNC machine tool is on account of a.Backlash in gearing b.Wind-up of drive shafts c.Deflection of machine tool members d.All the above
Last Answer : a.Backlash in gearing
Description : In finish machining of an island on a casting with CNC milling machine, an end mill with 10 mm diameter is employed. The corner points of the island are represented by (0, 0), (0, 30), (50, 30) and (50, 0). By applying cutter radius right ... , 5), (5, 5) d.(5, 5), (45, 5), (45, 25), (5, 25), (5, 5)
Last Answer : a.(-5, 0), (-5, 35), (55, 35), (55,-5), (-5,-5)
Description : In the CNC machine which device used to hold the workpiece? a.Automatic pallet changer b.Automatic work part positioner c.A & B both d.None of the above
Last Answer : c.A & B both
Description : In which machine we get feedback? a.Lathe machine b.NC machine c.CNC machine d.Milling machine
Last Answer : c.CNC machine
Description : Automatic tool change in CNC Machine code a.M05 b.M06 c.M07 d.M09
Last Answer : b.M06
Description : Maximum spindle speed limitation code in CNC Machine a.G90 b.G91 c.G92 d.G93
Last Answer : c.G92
Description : Repetitive CNC machine operations conveniently performing and execute with onecommand instead of programming of series of individual move called ….. a.Common Cycle b.Incremental Programming c.Canned Cycle d.None of the above
Last Answer : c.Canned Cycle
Description : A CNC Lathe is usually a machine tool with Z axes is….. a.Line Joining origin and vertical movement b.Line perpendicular to Y axis c.Both A & B d.Line Joining Chuck centre & tail stock centre
Last Answer : d.Line Joining Chuck centre & tail stock centre
Description : In how many ways CNC machine tool systems can be classified? a.2 b.3 c.4 d.5
Last Answer : b.3
Description : What is the largest CNC machine?
Last Answer : China makes the largest CNC machine. It weighs over 550 tons and is capable of machining large sized components. It is made by Qiqihar Heavy CNC Equipment Corp. The largest CNC mahine is a 3D ... 5-10mm sections, the end poduct is as hard as Portland cement but with no need for reinforcement.
Description : Give the block diagram of CNC based drilling machine.
Last Answer : Ans:- OR
Description : Explain working principle of CNC Machine.
Last Answer : Working principle of CNC Machine: In CNC machine, tape reader or any other input media is used for entry of part program. In CNC, entire program is first feed to the inbuilt computer memory. Once the ... . the part programmes can be stored in the memory of the computer and used in future.
Description : State machine reference point for CNC.
Last Answer : The machine reference point – R The position of the reference point R is determined by the manufacturer. The value of machine reference co-ordinates XMR and ZMR are fixed and cannot be changed by the user. The machine reference point serves for the calibration of the measuring system.
Description : Define NC and CNC machine.
Last Answer : NC Machine: A system in which actions are controlled by direct insertions of numerical data at some point. or In simple words, Numerical Control Machines means machine controlled by number ... numerical control in which a dedicated computer is used to perform all the basic NC functions.
Description : “CNC machine is having higher productivity than general lathe machine” Justify the statement.
Last Answer : CNC machining and conventional machining aim to achieve the same end, and both start with a raw chunk of metal or plastic and shape it into a part. CNC machine is having higher productivity than ... to cut the part, while the conventional machine would require five tools and no doubt more time.
Description : Explain axes identification of CNC machine with neat sketch
Last Answer : The first axis to be identified is the Z axis. This is then followed by the X and Y axes respectively. Z axis and motion: Location: The Z axis motion is either along the spindle axis or ... which advance right-hand screws in the positive X, Y and Z directions respectively.
Description : State function of ATC in CNC machine.
Last Answer : An Automatic tool changer or ATC is used in computerized numerical control (CNC) machine tools to improve the production and tool carrying capacity of the machine. ATC changes the tool very quickly, reducing the non-productive time.
Description : Differentiate between conventional machines and CNC machine.
Last Answer : Answer:
Description : State the various advantages and limitations of CNC machine.
Last Answer : Advantages of CNC Machines:- [1] Greater machine utilization. [2] Complex machining operations can be easily done. [3] It gives high degree of accuracy. [4] It requires less inspection. [5] ... tooling cost. 6) Temperature, humidity & dust must be affect machining. 7) Initial cost is high.
Description : Name four component of CNC machine and write their functions.
Last Answer : Components of CNC machines The various components of CNC system are :- 1) Program Input Device:- It is the medium of transmitting the part program to the computer. Three commonly used program input ... to facilitate a two way communication between the user, CNC system and the machine tool.
Description : Name the basic components of CNC machine
Last Answer : Ans: Basic components of CNC machine are 1) Input device 2. Control unit 3. Drives for spindle/table slides 4. Machine tool 5. Feedback system
Description : Draw simple block diagram of CNC machine and describe in short.
Last Answer : (i) Input Devices: These are the devices which are used to input the part program in the CNC machine. There are three commonly used input devices and these are punch tape reader, magnetic tape ... Unit: A monitor is used to display the programs, commands and other useful data of CNC machine.
Description : List various types of CNC machine
Last Answer : • CNC Plasma Cutting Machine. • CNC Laser Cutting Machine. • CNC Milling Machine. • CNC Router Machine. • CNC Lathe Machine.
Description : Draw block diagram for CNC drilling machine and explain its working.
Last Answer : Block diagram consist of the following points: Machine tool with DC servo motor as feedback element. The transducer is added as adaptive control application. The auxiliary controller ... line. The interrupt pulses are generated by TBG and supplied to computer through inter
Description : List advantages and disadvantages of CNC based drilling machine.
Last Answer : Advantages : Reduce the making/production cost Increases the productivity CNC improves the production Low skill operator is required High accuracy and repeatability Complex machining operations are also ... Its replacement is difficult, that it is difficult to change old system to new system
Description : Where can I purchase cheap cooking tools?
Last Answer : You don't say where you live, but the following have pretty good selections with various levels of quality (except top of the line) at reasonable prices around Cleveland, OH: Target Bed, Bath & Beyond Walmart and sometimes the sales at Dept. stores
Description : The assets which is not taken under the net assets method of calculating Purchase Consideration is: (A) Loose Tools (B) Bills Receivable (C) Machinery (D) Share issued expenses
Last Answer : (D) Share issued expenses
Description : Can I use Arduino for CNC machines?
Last Answer : Yes, Arduino can be used for CNC machines by controlling the movement and operation of the machine's components, allowing for precise control and operation of the machine.
Description : Which one of the process is subtractive prototyping? a.5 axis CNC Milling b.Fused Deposition Modeling c.Multi-Jet Modeling d.Stereolithography Apparatus
Last Answer : a.5 axis CNC Milling
Description : In CNC machining tool radius compensation turning the left mode ON programming contourdone by a.G40 b.G41 c.G42 d.G43
Last Answer : b.G41
Description : XY Plane Selection in CNC machining is done by….. a.G16 b.G17 c.G18 d.G19
Last Answer : b.G17
Description : In CNC programming …….. is commonly used canned cycle for Stock removal cycle a.G71 b.G72 c.G73 d.G74
Last Answer : d.G74
Description : In a CNC program block, N05 GO1 G91 G33 X20 Z-40 K5……, K refer to a.Depth of cut b.Pitch c.Multiple Threading Cycle d.Feed
Last Answer : b.Pitch
Description : In CNC Program M98 is refer to…… a.CANCEL Subroutine b.Call Sub-Program c.Call Subroutine d.CANCEL Sub-Program
Last Answer : b.Call Sub-Program
Description : In CNC Program M03 is refer to…… a.Spindle ON in Clockwise rotation b.Spindle ON in Counter Clockwise rotation c.Spindle OFF in Clockwise rotation d.Spindle OFF in Counter Clockwise rotation
Last Answer : a.Spindle ON in Clockwise rotation
Description : In a CNC program block, N05 GO1 G91 G33 X20 Z-40……, G33 refer to a.Peck Drilling b.Counter Boring c.Thread Cutting d.Grooving
Last Answer : c.Thread Cutting
Description : ……… is a group of words or coded instruction for the NC/CNC system to execute aparticular movement. a.Sequence b.Address c.Code d.Block
Last Answer : d.Block
Description : For CNC machining skilled part programmers are needed. a.TRUE b.FALSE c. d.
Last Answer : a.TRUE
Description : Which of the following is not the advantage of CNC machines? a.Higher flexibility b.Improved quality c.Reduced scrap rate d.Improved strength of the components
Last Answer : d.Improved strength of the components
Description : In CNC systems multiple microprocessors and programmable logic controllers work a.in parallel b.in series c.one after the other d.for 80% of the total machining time
Last Answer : a.in parallel
Description : CNC machining centres do not include operations like a.milling b.boring c.welding d.tapping
Last Answer : c.welding
Description : Computer will perform the data processing functions in a.NC b.CNC c.DNC d.None of the mentioned
Last Answer : b.CNC
Description : In a CNC program block, N02 GO2 G91 X40 Z40††, GO2 and G91 refer to a.circular interpolation in counter clockwise direction and incremental dimension b.circular ... in clockwise direction and incremental dimension d.circular interpolation in clockwise direction and absolute dimension
Last Answer : c.circular interpolation in clockwise direction and incremental dimension