He was born in 1883 in the town of Fukov (Fugau in German), which doesn't exist anymore. The area now belongs to Šluknov, Děčín District. In 1895, his family moved into Bílý Potok. Kauschka completed his studies in 1904 and became a customs officer like his father. During that time, he made numerous trips and climbs in the Jizera Mountains and their surroundings. From 1906 to the end of World War II, he was a member of Liberec (Reichenberg in German) section of the Alpenverein (Alpine club in German), making many trips to the Alps. During World War I, he served as a Third Lieutenant in the first unit of mountain guides in the Ortler mountain area. From 1920 until the end of World War II, he and his friends annually visited the Lasörling area in East Tyrol, where he played a role in building the New Liberec Chalet ( in German) that opened in 1926. From 1919 until the end of World War II, he made many first ascents in the Jizera mountains. In 1924, Kauschka wrote a book Wandern und Klettern. After World War II, he was forced to leave Czechoslovakia (see Expulsion of Germans from Czechoslovakia…). Kauschka arrived in Kempten either in 1946 or 1947 and would die there in 1960.