A stress relief machining tool for an insert casting
CN224688849UActive Publication Date: 2026-08-28PENGLAI JINCHUANG PRECISION CASTING CO LTD
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Patent Information
- Application Number
- CN202522176417.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-15
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-10-15
AI Technical Summary
Technical Problem
铸件真空热处理退火后:退火后的毛坯需进行冷整形,该过程中由于铸件内部存在内应力,冷整形后进行真空热处调质:冷整形残存的内应力随着真空热处理过程,内应力释放,影响了铸件变形,调质后没有清砂:毛坯变形0.5以上,导致加工无法满足尺寸要求
Benefits of technology
本实用新型利用专用块对插片进行固定,其中专用块上的固定凸起与插片的固定孔相固定,便于插片的安装,两侧夹持单元用以对插片整体进行按压,其中第一伸缩弹簧带动弓形架上的压紧块下压,其中压紧块为条形结构,条形结构能更好的与插片相互配合,提高按压效果,保证插片不发生形变,高度限定单元用来对加固夹持单元的位置进行限定,同时按压前后L型支架的侧壁处设有高度标识与挤压杆之间的高度读数的差异,起到检测挤压杆高度变化的效果,效果极佳。
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Figure CN224688849U_ABST
Abstract
The application relates to a stress-preventing processing tool for an insert piece casting, which comprises a base, a support table, a special block, a clamping unit and a height limiting unit, the special block is detachably installed above the support table, the clamping unit is arranged on the two sides of the special block, the clamping unit comprises a base, an arcuate frame, a first telescopic spring and a pressing block, a T-shaped groove is arranged above the arcuate frame, a limiting block is arranged in the T-shaped groove, and the two ends of the first telescopic spring are fixedly connected with the base and the limiting block, the height limiting unit comprises an L-shaped support, a telescopic rod, a pressing rod and a locking nut, a T-shaped sliding rail is arranged in the L-shaped support, and the telescopic rod is matched with the T-shaped sliding rail. The special block is used for fixing the insert piece, the clamping units on the two sides are used for pressing the whole insert piece, the insert piece is prevented from being deformed, the height limiting unit is used for reinforcing the clamping units and detecting the height change of the pressing rod, and the effect is excellent.
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