Anti-falling cutting pick with composite assembled structure
A combined assembly and anti-shedding technology, applied in the field of picks
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Embodiment 1
[0019] Such as figure 1 Shown, a kind of pick of the present invention has combined assembly structure anti-shedding , It includes a pick handle 3, a pick head 1, and a protective fixing sleeve 2. The pick head 1 and the pick shank 3 are connected by self-locking Morse taper, the pick head 1 is an inner taper hole, and the pick shank 3 is an outer taper shank; the protective fixing sleeve 2 and the pick head 1 also adopt self-locking Morse taper Taper connection, the pick head 1 is an outer tapered shank, the protective fixing sleeve 2 is an inner tapered hole; the protective fixing sleeve 2 and the pick shank 3 are threaded. Pick head 1 is a hard alloy pick head
Embodiment 2
[0021] Such as figure 1 Shown, a kind of pick of the present invention has combined assembly structure anti-shedding , It includes a pick handle 3, a pick head 1, and a protective fixing sleeve 2. The pick head 1 and the pick shank 3 are connected by a self-locking standard metric taper, the pick head 1 is an inner taper hole, and the pick shank 3 is an outer taper shank; the protective fixing sleeve 2 and the pick head 1 also adopt a self-locking standard metric system Taper connection, the pick head 1 is an outer tapered shank, the protective fixing sleeve 2 is an inner tapered hole; the protective fixing sleeve 2 and the pick shank 3 are threaded. The pick head 1 is a diamond pick head.
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