Lens barrel clamping die

The utility model provides a lens cone clamping die. The lens cone clamping die comprises a first clamping plate, a second clamping plate, a third clamping plate, a fourth clamping plate and a fifth clamping plate, the second clamping plate is provided with a counter bore facing the through hole, the through hole and the counter bore form an accommodating space for accommodating the lens barrel, and a part of the lens barrel is accommodated in a first gap between the periphery of the through hole and the support column; and the positioner is used for limiting the relative position between thefirst clamping plate and the second clamping plate so as to align the through hole with the counter bore. The lens cone clamping die provided by the utility model can be used for clamping a lens coneso as to conveniently coat the inner wall of the lens cone with a film. 本实用新型提供了一种镜筒夹持模具。所述镜筒夹持模具包括：第一夹持板，在第一夹持板上设置有通孔，在邻近通孔的周边处设置有支柱；第二夹持板，在第二夹持板上设置有与通孔面对的沉孔，通孔与沉孔形成用于容纳镜筒的容纳空间，镜筒的一部分被容纳在通孔的周边与支柱之间的第一间隙中；以及定位器，定位器限定第一夹持板与第二夹持