Mold locking device convenient to fasten

• Main Author: ZHENG XINGANG
• Format: Patent
• Language: Chinese; English
• Published: 29.12.2020
• 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 mold locking device convenient to fasten, which comprises a clamping table, the clamping table is hollow, a convex column extending along the inner direction of the clamping table is arranged in the center of the clamping table, a plurality of screw rod shafts are arranged between the outer wall of the convex column and the inner wall of the clamping table, and the screw rod shafts are in threaded connection with clamping arms; a plurality of sliding grooves are formed in the upper surface of the clamping table in a penetrating mode, the sliding grooves are rightopposite to the lead screw shaft, and the other ends of the multiple clamping arms extend out of the sliding grooves respectively to form clamping areas; the gear part comprises a plurality of small gears fixedly connected with the screw rod shaft and large gears meshed with the small gears; the driving mechanism is connected with the large gear and used for driving the large gear to rotate and changing the size of the cl