The invention discloses a manufacturing method of a child bicycle, which belongs to the technical field of non-motor vehicle device manufacturing, and comprises the following steps: S1, material selection: selecting a metal material with high hardness, a front wheel and a rear wheel; S2, material treatment is conducted, specifically, the metal material is divided into a plurality of parts to be treated; and S3, model processing is conducted, specifically, to-be-processed metal materials are subjected to extrusion forming, and a frame, a cavity, a head pipe, a cross beam, a movable bin, a via hole, a middle pipe, a front fork, a handlebar, a rear fork, a metal rim, a speed measuring assembly, a fixing part, a containing cavity, a clamping part, a back plate, a accommodating groove, a through hole and a brake pad are manufactured. The child bicycle is high in safety and multifunctional.
本发明公开了一种儿童自行车的制作方法,属于非机动车装置制造技术领域,包括如下步骤:S1、选材:选择硬度优质的金属材料、前车轮和后车轮;S2、材料处理:将金属材料分成若干部分,待处理;S3、模型处理:将待处理的金属材料,分别挤压成型,制作成车架、空腔、头管、横梁、活动仓、过孔、中管、前叉、车把手、后叉、金属轮圈、测速组件、固定件、容置腔、夹持件、背板、收纳凹槽、通孔和刹车片。本发明提供一种安全性高、多功能的儿童自行车。
Manufacturing method of child bicycle
一种儿童自行车的制作方法
2020-04-14
Patent
Elektronische Ressource
Chinesisch
Seat cushion locking device of child bicycle of child bicycle
Europäisches Patentamt | 2015
|