The present invention relates to the technical field of workpiece clamping equipment, in particular to an internal convex workpiece clamping device comprises a base, a connecting rod, cam, cam two, a claw claw two and a connecting plate, the base is arranged below the activity cavity between the connecting rod and the base axial sliding fit is fixedly connected with the lower end of the connecting rod the connecting plate, connecting plates with the two ends of a clamping claw, two claw clip drive end hinged at the lower end of a connecting rod two, cam, and the cam two ends of the clamping jaw, a clamping claw two offset, compression spring two is arranged between the clamping claw and the opposite surfaces of the clamping jaws two end between, activities on the cavity and the bottom surface of the connecting plate is provided with a compression spring, the upper surface of the base is provided with a cover plate, a cam and a cam is arranged on the cover plate offset, pin, pin shaft and the connecting rod is hinged with the upper end of the. The cam adopts the cam two to adjust the distance between the clamping jaw and the clamping jaw two, and the cam adjusts the distance between the clamping end of the clamping jaw and the bottom bottom surface of the base, so as to realize the clamping of the workpiece from horizontal direction and vertical direction, and has the advantages of simple structure and good clamping effect.
【技术实现步骤摘要】
内凸台工件夹持装置
本专利技术涉及工件夹紧装置
,具体涉及一种内凸台工件夹持装置。
技术介绍
在机械加工过程中,都需对待加工的零件进行一个定位和锁紧,定位用于保证加工的精度,锁紧能够防止加工过程中零件的飞出,防止意外事故的发生。现有的夹具通常由定位元件、夹紧装置、对刀引导元件、分度装置、连接元件以及夹具体等组成,存在结构复杂、夹紧效果不好且易造成对工件的损坏的情况。
技术实现思路
本专利技术的目的在于解决上述技术问题,提供一种内凸台工件夹持装置,适用于需要抬升夹紧的工件,具有结构简单,夹紧效果好且保证工件加工质量的特点。为解决上述技术问题,本专利技术采用了一种内凸台工件夹持装置,包括基座、连杆、凸轮一、凸轮二、夹爪一、夹爪二和连板,其中,所述基座的下方设有活动腔,所述连杆与所述基座之间轴向滑动配合,所述连杆的下端与所述连板固定连接,所述连板的两端分别与所述夹爪一、所述夹爪二的驱动端铰接,所述凸轮二设于所述连杆的下端,且该凸轮二的两端分别与所述夹爪一、所述夹爪二相抵,所述夹爪一与所述夹爪二的夹持端的相向面之间设有压缩弹簧二,所述活动腔的上底面与所述连板之间设有压缩 ...
【技术保护点】
内凸台工件夹持装置,包括基座、连杆、凸轮一、凸轮二、夹爪一、夹爪二和连板,其特征在于:所述基座的下方设有活动腔,所述连杆与所述基座之间轴向滑动配合,所述连杆的下端与所述连板固定连接,所述连板的两端分别与所述夹爪一、所述夹爪二的驱动端铰接,所述凸轮二设于所述连杆的下端,且该凸轮二的两端分别与所述夹爪一、所述夹爪二相抵,所述夹爪一与所述夹爪二的夹持端的相向面之间设有压缩弹簧二,所述活动腔的上底面与所述连板之间设有压缩弹簧一,所述基座的上表面设有盖板,所述凸轮一与所述盖板相抵,所述凸轮一上设有销轴,所述销轴与所述连杆的上端铰接。
【技术特征摘要】
1.内凸台工件夹持装置,包括基座、连杆、凸轮一、凸轮二、夹爪一、夹爪二和连板,其特征在于:所述基座的下方设有活动腔,所述连杆与所述基座之间轴向滑动配合,所述连杆的下端与所述连板固定连接,所述连板的两端分别与所述夹爪一、所述夹爪二的驱动端铰接,所述凸轮二设于所述连杆的下端,且该凸轮二的两端分别与所述夹爪一、所述夹爪二相抵,所述夹爪一与所述夹爪二的夹持端的相向面之间设有压缩弹簧二,所述活动腔的上底面与所述连板之间设有压...
【专利技术属性】
技术研发人员:侯小萍,
申请(专利权)人:成都源云机械有限公司,
类型:发明
国别省市:四川,51
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