弹簧箱成形心轴和模具 bellows forming mandrels and dies
包含球轴承、滚柱轴承、轴、弹簧、齿轮、挂钩、心轴和键。用于设计机械工具和机械设备。
Contains ball bearings, roller bearings, shafts, springs, gears, hooks, spindles, and keys. Use to design machine tools and mechanical devices.
包含球轴承、滚柱轴承、轴、弹簧、齿轮、挂钩、心轴和键。
Contains ball bearings, roller bearings, shafts, springs, gears, hooks, spindles, and keys.
本发明公开了一种自行车钳形闸，包括左闸叉、右闸叉、穿心轴和复位弹簧。
The invention discloses a caliper brake for a bicycle. The caliper brake comprises a left brake fork, a right brake fork, a penetrating shaft and a return spring.
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