The present invention relates to a clamping device technical field, in particular to an internal hole of the workpiece machining fixture, which comprises a base, a connecting plate, a drive rod and a connecting plate lateral jaw group, curved plate is arranged on the base installation, connected with the two side plates arranged on the mounting plate of the arc, the two ends of the connecting plate is respectively connected with the fixing pin rod drive the upper end of the fixed connecting base is provided with a drive rod for moving jaw set includes a movable groove; the left and right jaw jaw, left and right claw claw are hinged on the arc-shaped mounting plate arranged at two sides of the pin shaft; the middle part of each connecting plate is provided with a strip-shaped hole, strip the pin hole and the axial sliding fit connecting plate is arranged on the upper end of the extrusion pin, squeeze pin on both sides are respectively connected with the left and right clamping claw claw offset, a torsion spring is arranged above the clamping claw group, torsion spring are respectively connected with the left and right clamping jaw jaw clamping end connection. The machining fixture of the inner hole workpiece with the technical scheme of the invention has the characteristics of good clamping effect, simple structure and convenient operation.
【技术实现步骤摘要】
内孔工件加工夹具
本专利技术涉及夹紧装置
,具体涉及一种内孔工件加工夹具。
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,夹紧效果不好且造作困难的问题。
技术实现思路
本专利技术的目的在于解决上述技术问题,提供一种内孔工件加工夹具,具有夹紧效果好的特点,结构简单,操作便捷。为解决上述技术问题,本专利技术采用了一种内孔工件加工夹具,包括基座,连板,驱动杆和设于所述连板外侧的夹爪组,其中,所述基座上设有弧形安装板,所述连板分设于所述弧形安装板的两侧,所述连板的下端分别与所述驱动杆上端所设的固定销的两端固定连接,所述基座上设有供所述驱动杆上下移动的活动槽;所述夹爪组包括左夹爪与右夹爪,所述左夹爪与所述右夹爪均铰接于所述弧形安装板两侧所设的销轴上;所述连板的中部均设有条形孔,所述条形孔与所述销轴轴向滑动配合,所述连板的上端设有挤压销,所述挤压销的两侧分别与所述左夹爪、所述右夹 ...
【技术保护点】
内孔工件加工夹具,包括基座、连板、驱动杆和设于所述连板外侧的夹爪组,其特征在于:所述基座上设有弧形安装板,所述连板分设于所述弧形安装板的两侧,所述连板的下端分别与所述驱动杆上端所设的固定销的两端固定连接,所述基座上设有供所述驱动杆上下移动的活动槽;所述夹爪组包括左夹爪与右夹爪,所述左夹爪与所述右夹爪均铰接于所述弧形安装板两侧所设的销轴上;所述连板的中部均设有条形孔,所述条形孔与所述销轴轴向滑动配合,所述连板的上端设有挤压销,所述挤压销的两侧分别与所述左夹爪、所述右夹爪相抵,所述夹爪组的上方设有扭簧,所述扭簧分别与所述左夹爪、所述右夹爪的夹持端连接。
【技术特征摘要】
1.内孔工件加工夹具,包括基座、连板、驱动杆和设于所述连板外侧的夹爪组,其特征在于:所述基座上设有弧形安装板,所述连板分设于所述弧形安装板的两侧,所述连板的下端分别与所述驱动杆上端所设的固定销的两端固定连接,所述基座上设有供所述驱动杆上下移动的活动槽;所述夹爪组包括左夹爪与右夹爪,所述左夹爪与所述右夹爪均铰接于所述弧形安装板两侧所设的销轴上;所述连板的中部均设有条形孔,所述条...
【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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