Circular die wrench

The utility model discloses a circular die wrench, which comprises a handle, a die sleeve and a stopper screw, wherein guide screws are arranged around the die sleeve. When screws are hinged, firstly the guide screw rods are screwed out, a circular die is placed in the die sleeve, and the stopper sc...

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Bibliographic Details
Main Author ZHANG YARAN
Format Patent
LanguageChinese
English
Published 08.08.2012
Subjects
HAND TOOLS
MANIPULATORS
PERFORMING OPERATIONS
PORTABLE POWER-DRIVEN TOOLS
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING
TRANSPORTING
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Summary:The utility model discloses a circular die wrench, which comprises a handle, a die sleeve and a stopper screw, wherein guide screws are arranged around the die sleeve. When screws are hinged, firstly the guide screw rods are screwed out, a circular die is placed in the die sleeve, and the stopper screw is screwed. The circular die is aligned to a workpiece round rod, the guide screws are respectively screwed in until being close to or contacting with the workpiece round rod, the handle is rotated for hinging the screws, and the axial line of the workpiece round rod 4 can be vertical to the end face of the circular die 5. According to the circular die wrench, the quality and the production rate of hinged threads are remarkably improved, the operation difficulty is reduced, and the service life of the circular die is prolonged. The circular die wrench has the advantages of simple structure, easy manufacture and convenience for use.
Bibliography:Application Number: CN20112515118U