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Manufacture and assembly technology of annular self-locking lifting hook

An assembly process and hook technology, which is applied in the field of manufacturing and assembly process of rigging ring-type self-locking hooks, can solve the problems of single production and manufacturing, inability to guarantee product quality and required product functions, etc.

Inactive Publication Date: 2016-06-01
QINGDAO CENTURY YUNFAN IND
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Self-locking hooks do not belong to serialized and standard series products, but belong to special special or self-contained products, so the production and manufacturing of parts are all single and particular, which determines that the production and manufacturing of parts must have their own special features. manufacturing process, otherwise the quality requirements of the product and the function of the product cannot be guaranteed

Method used

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  • Manufacture and assembly technology of annular self-locking lifting hook

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Embodiment Construction

[0008] The present invention will be further described below in conjunction with accompanying drawing.

[0009] In the view, take the ring-type self-locking hook as an example: the precision casting process is used to cast the ring 1, the hook body 4, the hook body 6, the hook lock block 7 rough parts - eliminate the ring 1, the hook body 4, the hook Hook body 6, hook lock block 7 blank casting internal stress—hanging ring 1, hook body 4, hook body 6, hook lock block 7, cleaning dirt, grinding to remove casting burrs and sharp corners—hanging ring 1, hook body 4, Hook body 6, hook lock block 7 drilling—hook bolt 2 sets of external threads—hanging ring 1, hook body 4, hook body 6, hook lock block 7 Surface polishing, degreasing, rust removal, phosphating —Spray the surface of ring 1, hook body 4, hook body 6, and hook lock block 7 with yellow electrostatic powder—Use No. 45 round steel to turn connecting shaft 5 and lock block shaft 8 on a lathe—connection shaft 5 and lock bloc...

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Abstract

The invention discloses manufacture and assembly technology of an annular self-locking lifting hook. The technology comprises following steps: adopting precision casting technology is adopted to cast a lifting ring, a hook body, a lifting hook body, a rough block of a lifting hook lock; eliminating the casting internal stress; removing casting burr and corners by grinding; drilling the lifting ring, the hook body, the lifting hook body, the lifting hook lock, sleeving a lifting hook bolt with an external thread; finishing surfaces of the lifting ring, the hook body, the lifting hook body and the lifting hook lock, performing de-oiling, rust-removing and phosphating operation and spraying plastics with yellow electrostatic powder to surfaces; utilizing No.45 round steel to turn a connecting shaft and a lock shaft with a bluing surface on a lathe; loading the lifting ring to the lifting hook bolt of the lifting hook body, adding a spring cushion, screwing a locking nut; employing the connecting shaft to assembly the lifting hook body and the hook body together; riveting the connecting shaft; and utilizing the lock shaft to load the lifting hook lock to the upper end of the side surface of the hook body. The manufacture and assembly technology of the annular self-locking lifting hook has following beneficial effects: manufacture quality of parts and requirements of products can be ensured.

Description

technical field [0001] The invention relates to a manufacturing and assembling process of a rigging ring-type self-locking hook suitable for use in industries such as mining machinery, shipbuilding and navigation. Background technique [0002] Self-locking hooks do not belong to serialized and standard series products, but belong to special special or self-contained products, so the production and manufacturing of parts are all single and particular, which determines that the production and manufacturing of parts must have their own special features. Otherwise, the quality requirements of the product and the function of the product cannot be guaranteed. Contents of the invention [0003] In order to solve the above-mentioned problems, the present invention provides a manufacturing and assembling process of the ring-type self-locking hook. The manufacturing and assembling process of the ring-type self-locking hook can ensure the manufacturing quality of components and produ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B23P15/00
Inventor 赵岳鹏
Owner QINGDAO CENTURY YUNFAN IND
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