Mould thimble cull structure is improved

• Main Author: Wei Zhenghao
• Format: Patent
• Language: Chinese; English
• Published: 10.08.2016
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The utility model discloses a mould thimble cull structure is improved, including mould benevolence, die cavity, thimble and bush, the bush fixed connection be in in the mould benevolence, the thimble is worn to locate in the bush, and extend to lucky butt arrives in the die cavity the bottom of the cylindricality recess of product, the top of bush with the top of thimble flushes. The utility model discloses increase the bush in mould benevolence, do not have the clearance between bush and the mould benevolence, can not cause the bellied condition of product cylindricality recess outward flange cull when moulding plastics, improved product appearance spare quality. 本实用新型揭示了种改善模具顶针残胶的结构，包括模仁、型腔、顶针以及衬套；所述衬套固定连接在所述模仁上，所述顶针穿设于所述衬套内，并延伸至所述型腔内恰好抵接到所述产品的柱形凹槽的底部，所述衬套的顶端与所述顶针的顶端齐平。本实用新型在模仁内增加衬套，衬套与模仁之间没有间隙，不会在注塑时造成产品柱形凹槽外边缘残胶凸起的情况，提高了产品外观件质量。