Table 3 Tool structure parameters.

From: Research and experiment on the trenching performance of orchard trenching device

Cutter head combination

A

B

C

Earth cutting angle β/(°)

130

140

150

Bending angle α /(°)

40

50

60

wide working range of Scimitar b/(mm)

182

156

133

Earth cutting angle β/(°)

180

180

180

Bending angle α /(°)

90

90

90

Wide working range of Scimitar b/(mm)

117.5

143

166