How to calculate the gears of an external gear pump and how to know how many...
How to calculate the gears of an external gear pump and how to know how many teeth I need?
Homework Answers
In external gear pump, there are always two spur gears.
The no. of teeth can be calculated as z = P × D
where z is no. of teeth
P is Pitch diameter
D is diametral pitch
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How to calculate the gears of an external gear pump and how to know how many...
1. There is an external gear pump with teeth number z-13, the diameter of the addendum...
1. There is an external gear pump with teeth number z-13, the diameter of the addendum circle De-75 mm, the distance between the center points A-65 mm, gear width B-35 mm, volumetric efficiency ,M-9096, rotating speed n 1500 r/min. Find the flowrate q (/min) of the pump. 2. How does trapping oil problem occur in an external gear pump? How to solve it in design? 3. Analyze the forces acting on the shafts in an external gear pump. What measures...
Problem 1 (50 points The planetary gear train shown in the figure uses spur gears with...
Problem 1 (50 points The planetary gear train shown in the figure uses spur gears with standard, involute teeth cut with a 20° pressure angle and a diametral pitch of 10 teeth/inch. Note that the contact between the gears is indicated by the pitch circles in the figure. a) Gear #2 has 18 teeth and gear #5 has 42 teeth. How many teeth must be on gear #4? b) If the arm (#3) is driven at 600 revolutions per minute...
5. A gear pump supplies oil at the rate of 0.85 m'/min and produces a pressure increase of 0.8 ba...
5. A gear pump supplies oil at the rate of 0.85 m'/min and produces a pressure increase of 0.8 bar. The speed of the pump (N) is 2000 rpm. The area (a) enelosed between two gears is 2.5 cm2, axial length (L) of the teeth is 3 cm and the total number of teeth (n) are 25. Determine the volumetric efficiency of the pump ( Given: Theoretical disharge aLnN 60
5. A gear pump supplies oil at the rate of...
please answer 9&10 thanks Eigure & Inot dronen to scale Input Compoond Gears L GEAR 'B...
please answer 9&10 thanks
Eigure & Inot dronen to scale Input Compoond Gears L GEAR 'B GEAR 'A GEAR D GEARで 9. In figure 4 above, the input gear A' turns clockwise (CW) by an electric motor at 150 rpm. Gear A' has 64 teeth, gear B' has 32 teeth, gear 'C' has 96 teeth and gear "D' has 16 teeth. Calculate the gear ratio. Express your answer as output: input. (1 point) Answer: (3 points) 10. Calculate the speed...
estion- a) Find the speed ratio of the gear train shown in figure. What will be...
estion- a) Find the speed ratio of the gear train shown in figure. What will be the direction of gear 7 b) Determine pitch line velocity (v r.w) of gear &, provided for gear 6 Imodule (D/T) 5mm e) If double the speed ratio (as calculated in a) is required with a simple gear train (having only two gears) number of teeth on driven gear, provided input gear has 20 teeth. IST IST 25T 33T I8T An epicyclic gear train...
Part 1 A simple epicyclic gear has a sun gear with 10 teeth and a ring...
Part 1 A simple epicyclic gear has a sun gear with 10 teeth and a ring gear with 100 teeth. If the sun gear is held stationary, calculate the speed/gear ratio when the ring gear is the input and the planet carrier is the output? Part 2 Two parallel shafts which are 220mm apart are to be connected by a simple gear train, will all gear centres on the same line, using gears from a pool of six gears of...
A transfer shaft with two spur gears shown below: Input Gear 1 Output Gear Torque Bearing...
A transfer shaft with two spur gears shown below: Input Gear 1 Output Gear Torque Bearing 1 Gear 1 Gear 2 Bearing 2 B OTO 4" 4" 4" 4 . . Weight Ibf Teeth number Pressure angle Po (diametric pitch) teeth/in Gear A 50 20° 6 Gear C 2 25 20° 6 Deep groove ball bearings at B and D. Pitch diameter of the gear is equal to the teeth number divided by diametric pitch. Shaft speed = 3000 rpm....
Consider the following drive train. Gears are shown by their pitch diameters. Gear 2 is the...
Consider the following drive train. Gears are shown by their pitch diameters. Gear 2 is the pinion Gear diameter not drawn to scale. N4 Ng No 12 + 3 4 6 N2 5 ng N: Question 1 100 pts All gears have a 5 mm module and 25 degree pressure angle The pinion rotates at 100 RPM and has 10 teeth Each simple gear set has a 10:1 gear ratio. Determine: Pinion pitch diameter (mm) overall train ratio [Choose ]...
4. A gear manufacturer tests the gear pitch uniformity on 4 gears of a larger production...
4. A gear manufacturer tests the gear pitch uniformity on 4 gears of a larger production run The gears have 7 teeth each (one measurement per tooth). The results are below. Tooth Pitch, Gear 1 (mm) Pitch, Gear 2 (mm) Pitch, Gear 3 (mm) 24.9 24.2 24.8 25.7 25.2 25.2 24.6 24.9 25,5 25.2 25.0 24.2 25.1 25.1 25.0 25.2 25.1 25.3 25.5 24.7 25.1 Pitch, Gear 4(mm) 24.9 24.4 25.1 24.4 24.3 25.2 25.3 a) Determine the overall sample...
There are two spur gears in mate (a pinion and gear) determine the minimum face width...
There are two spur gears in mate (a pinion and gear) determine the minimum face width based on the bending equations and the data below: (hint: use iterative approach) . Determine the face-width for the pinion (use bending equations) * Design/Safety Factor (SF) 2 · NP (teeth) = 20 Pressure angle (degrees) = 20 · n (rpms) = 1200 H (hp) 100 Ng (teeth) = 60 . Pd (teeth/in) 8 . Quality number (Qv) 11 Pinion is made of nitrided...
1. There is an external gear pump with teeth number z-13, the diameter of the addendum circle De-75 mm, the distance between the center points A-65 mm, gear width B-35 mm, volumetric efficiency ,M-9096, rotating speed n 1500 r/min. Find the flowrate q (/min) of the pump. 2. How does trapping oil problem occur in an external gear pump? How to solve it in design? 3. Analyze the forces acting on the shafts in an external gear pump. What measures...
Problem 1 (50 points The planetary gear train shown in the figure uses spur gears with standard, involute teeth cut with a 20° pressure angle and a diametral pitch of 10 teeth/inch. Note that the contact between the gears is indicated by the pitch circles in the figure. a) Gear #2 has 18 teeth and gear #5 has 42 teeth. How many teeth must be on gear #4? b) If the arm (#3) is driven at 600 revolutions per minute...
5. A gear pump supplies oil at the rate of 0.85 m'/min and produces a pressure increase of 0.8 bar. The speed of the pump (N) is 2000 rpm. The area (a) enelosed between two gears is 2.5 cm2, axial length (L) of the teeth is 3 cm and the total number of teeth (n) are 25. Determine the volumetric efficiency of the pump ( Given: Theoretical disharge aLnN 60
5. A gear pump supplies oil at the rate of...
please answer 9&10 thanks
Eigure & Inot dronen to scale Input Compoond Gears L GEAR 'B GEAR 'A GEAR D GEARで 9. In figure 4 above, the input gear A' turns clockwise (CW) by an electric motor at 150 rpm. Gear A' has 64 teeth, gear B' has 32 teeth, gear 'C' has 96 teeth and gear "D' has 16 teeth. Calculate the gear ratio. Express your answer as output: input. (1 point) Answer: (3 points) 10. Calculate the speed...
estion- a) Find the speed ratio of the gear train shown in figure. What will be the direction of gear 7 b) Determine pitch line velocity (v r.w) of gear &, provided for gear 6 Imodule (D/T) 5mm e) If double the speed ratio (as calculated in a) is required with a simple gear train (having only two gears) number of teeth on driven gear, provided input gear has 20 teeth. IST IST 25T 33T I8T An epicyclic gear train...
A transfer shaft with two spur gears shown below: Input Gear 1 Output Gear Torque Bearing 1 Gear 1 Gear 2 Bearing 2 B OTO 4" 4" 4" 4 . . Weight Ibf Teeth number Pressure angle Po (diametric pitch) teeth/in Gear A 50 20° 6 Gear C 2 25 20° 6 Deep groove ball bearings at B and D. Pitch diameter of the gear is equal to the teeth number divided by diametric pitch. Shaft speed = 3000 rpm....
Consider the following drive train. Gears are shown by their pitch diameters. Gear 2 is the pinion Gear diameter not drawn to scale. N4 Ng No 12 + 3 4 6 N2 5 ng N: Question 1 100 pts All gears have a 5 mm module and 25 degree pressure angle The pinion rotates at 100 RPM and has 10 teeth Each simple gear set has a 10:1 gear ratio. Determine: Pinion pitch diameter (mm) overall train ratio [Choose ]...
4. A gear manufacturer tests the gear pitch uniformity on 4 gears of a larger production run The gears have 7 teeth each (one measurement per tooth). The results are below. Tooth Pitch, Gear 1 (mm) Pitch, Gear 2 (mm) Pitch, Gear 3 (mm) 24.9 24.2 24.8 25.7 25.2 25.2 24.6 24.9 25,5 25.2 25.0 24.2 25.1 25.1 25.0 25.2 25.1 25.3 25.5 24.7 25.1 Pitch, Gear 4(mm) 24.9 24.4 25.1 24.4 24.3 25.2 25.3 a) Determine the overall sample...
There are two spur gears in mate (a pinion and gear) determine the minimum face width based on the bending equations and the data below: (hint: use iterative approach) . Determine the face-width for the pinion (use bending equations) * Design/Safety Factor (SF) 2 · NP (teeth) = 20 Pressure angle (degrees) = 20 · n (rpms) = 1200 H (hp) 100 Ng (teeth) = 60 . Pd (teeth/in) 8 . Quality number (Qv) 11 Pinion is made of nitrided...
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