សិល្បៈ
សម្រស់ និង សុខុមាលភាព
សិប្បកម្ម
វប្បធម៌ និង ប្រវត្តិសាស្ត្រ
ការកម្សាន្ត
បរិស្ថាន
ម្ហូប និង ភេសជ្ជៈ
វិស្វកម្មបញ្ច្រាស
វិទ្យាសាស្ត្រ
កីឡា
បច្ចេកវិទ្យា
ប្រដាប់ដែលស្លៀក
Double-Motion Dasher Churn: One Crank Spins One Dasher and Plunges the Other
Emma

បង្កើតដោយ

Emma

6. តុលា 2026SE
10
0
0
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Double-Motion Dasher Churn: One Crank Spins One Dasher and Plunges the Other

Hall combined "a vertical reciprocating-dasher with a horizontal rotary-dasher so as to break and agitate the cream in two directions at once." Alexander Hall of Loydsville, Ohio, received US 6,777, dated 9 October 1849, for a churn with a vertical spindle carrying a rotary dasher at its foot, turned by a bevel pinion and wheel from a horizontal driving shaft on the lid; a crank on the inner end of that shaft works, through a rod, a reciprocating dasher on a tubular stem sliding on the spindle, so "the currents produced by either dasher are broken and distorted by the other." This rung works out the two motions, then prints a crown wheel and lantern, the two dashers, builds the drive on a box lid, and makes butter.
កម្រិតខ្ពស់
About 5 hours, plus printing

ការណែនាំ

1

Two motions from one crank

កំពុងផ្ទុកសៀវភៅ Jupyter…
2

Rotary and vertical motion together before it

The embedded blueprint gives one dasher both motions through a spiral slot. Hall gives each motion its own dasher, from one crank.
3

Read US 6,777

"The cream or milk is placed in the tub and power being applied to the driving shaft (c) a rapid rotary motion is communicated through the wheels c d to the dasher b while at the same time the upper dasher h receives a vertical reciprocating motion through the crank k and rod i."
4

Print the parts

Print the crown wheel with its pegs and crank pin (/uploads/blueprints/double-motion-dasher-churn-crown-wheel.stl), the lantern pinion (/uploads/blueprints/double-motion-dasher-churn-lantern.stl), the rotary dasher (/uploads/blueprints/double-motion-dasher-churn-rotary-dasher.stl), the perforated reciprocating dasher with its sleeve (/uploads/blueprints/double-motion-dasher-churn-reciprocating-dasher.stl) and the crank arm (/uploads/blueprints/double-motion-dasher-churn-crank-arm.stl). Print in PETG at 0.2 mm layers, 30 % infill, 4 walls; wash before first use.

សម្ភារៈសម្រាប់ជំហាននេះ៖

សរសៃ PETGសរសៃ PETG1 ដុំ

ឧបករណ៍ដែលត្រូវការ៖

ម៉ាស៊ីនបោះពុម្ព 3D ប្រើខ្សែ (FDM)ម៉ាស៊ីនបោះពុម្ព 3D ប្រើខ្សែ (FDM)
5

Spindle and dashers

Glue the rotary dasher on the foot of a 10 mm square hardwood spindle and stand it in a seat drilled in the centre of a food-safe box's floor. Slide a 16 mm tube over the spindle as the stem, glue the reciprocating dasher's sleeve on its lower end, and glue the lantern on the spindle's top above the lid.

សម្ភារៈសម្រាប់ជំហាននេះ៖

ធុងស្តុកកម្រិតម្ហូបអាហារធុងស្តុកកម្រិតម្ហូបអាហារ1 ដុំ
ដែកគោលឈើរឹងដែកគោលឈើរឹង1 ដុំ
បំពង់ PVCបំពង់ PVC1 ដុំ
កាវឈើកាវឈើ1 ដុំ

ឧបករណ៍ដែលត្រូវការ៖

ស្វានឥតខ្សែស្វានឥតខ្សែ
សំណុំក្បាលខួងសំណុំក្បាលខួង
រណារកាត់ដែករណារកាត់ដែក
6

Drive on the lid

Screw two pine standards to a plywood half-lid and pass a 10 mm square driving shaft through them, with the crown wheel on its inner end meshing the lantern and the crank arm on its outer end. Join the crown wheel's crank pin to the stem's top with a pine rod on screws.

សម្ភារៈសម្រាប់ជំហាននេះ៖

សន្លឹកឈើបន្ទះសន្លឹកឈើបន្ទះ1 ដុំ
ក្តារឈើស្រល់ក្តារឈើស្រល់1 ដុំ
ដែកគោលឈើរឹងដែកគោលឈើរឹង1 ដុំ
វីសម៉ាស៊ីនវីសម៉ាស៊ីន1 ដុំ
ខ្ចៅប្រាំមួយជ្រុងខ្ចៅប្រាំមួយជ្រុង1 ដុំ
វីសឈើ #8 × ១ អ៊ីញវីសឈើ #8 × ១ អ៊ីញ1 ដុំ

ឧបករណ៍ដែលត្រូវការ៖

រណារដៃរណារដៃ
ស្វានឥតខ្សែស្វានឥតខ្សែ
សំណុំក្បាលខួងសំណុំក្បាលខួង
ឈុតទួណឺវីសឈុតទួណឺវីស
សោរបង្វិលកែតម្រូវបានសោរបង្វិលកែតម្រូវបាន
7

The build in 3D

FreeCAD model of this build, not of the patent: the box cut away to show the rotary dasher at the spindle's foot and the perforated dasher on its sliding stem, and on the lid the crown wheel and lantern, the rod and the crank.
ឯកសាររចនាBLENDCC0 - Free
8

Crank and make butter

Let the heavy cream stand until it reaches about 15 °C, checked with the thermometer. Pour in 2 litres. Crank steadily; time until the butter comes. Pour off the buttermilk, add cold water, churn a little and pour off again until it runs clear; work in a pinch of salt and weigh the butter.
ជំហាន 8 - Image 1

សម្ភារៈសម្រាប់ជំហាននេះ៖

ក្រែមខាប់ក្រែមខាប់2000 មល
អំបិលសមុទ្រគ្រើមអំបិលសមុទ្រគ្រើម1 ដុំ
ទឹកទឹក1 ដុំ

ឧបករណ៍ដែលត្រូវការ៖

ទែម៉ូម៉ែត្រមានចុងដោតទុកទែម៉ូម៉ែត្រមានចុងដោតទុក
នាឡិកាបញ្ឈប់នាឡិកាបញ្ឈប់
ជញ្ជីងឌីជីថលផ្ទះបាយជញ្ជីងឌីជីថលផ្ទះបាយ
ចានលាយធំដែកអ៊ីណុកចានលាយធំដែកអ៊ីណុក
9

Gears that skip, a stem that binds

Double-motion dasher churn troubleshooting.

Flow

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10

History and honest limits

**Alexander Hall** of Loydsville, Belmont County, Ohio, received US 6,777, dated 9 October 1849, signed 7 August 1849. The spindle could be stepped in the bottom with a bearing in the top, or hung from the top alone; and by putting the pinion on the tubular stem instead, the upper dasher could revolve and the lower reciprocate. He claimed "the combination of a reciprocating dasher with a revolving dasher." **Honest limits.** A pegged crown wheel and lantern pinion stand in for his bevel wheels; a food-safe box and printed dashers for his tub and dashers. FDM prints hold food in their layer lines, so wash well and replace when worn. Your times and weights are the result.

សម្ភារៈ

13

ឧបករណ៍ចាំបាច់

11

ឯកសាររចនា

1

CC0 សាធារណៈ

ប្លង់នេះត្រូវបានចេញផ្សាយក្រោម CC0។ អ្នកមានសិទ្ធិចម្លង កែប្រែ ចែកចាយ និងប្រើប្រាស់ដោយមិនចាំបាច់សុំអនុញ្ញាត។

គាំទ្រអ្នកបង្កើតដោយទិញផលិតផលតាមរយៈប្លង់របស់ពួកគេ ដែលពួកគេទទួលបាន កម្រៃជើងសារអ្នកបង្កើត កំណត់ដោយអ្នកលក់ ឬបង្កើតកំណែថ្មីនៃប្លង់នេះ ហើយបញ្ចូលជាការតភ្ជាប់ក្នុងប្លង់របស់អ្នកដើម្បីចែករំលែកចំណូល។

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