CN107206576A - 手动磨锐器 - Google Patents
手动磨锐器 Download PDFInfo
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- CN107206576A CN107206576A CN201680007685.XA CN201680007685A CN107206576A CN 107206576 A CN107206576 A CN 107206576A CN 201680007685 A CN201680007685 A CN 201680007685A CN 107206576 A CN107206576 A CN 107206576A
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- sharpening
- sharpener
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- abrasive material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D15/00—Hand tools or other devices for non-rotary grinding, polishing, or stropping
- B24D15/06—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges
- B24D15/08—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D15/00—Hand tools or other devices for non-rotary grinding, polishing, or stropping
- B24D15/06—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges
- B24D15/08—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors
- B24D15/081—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors with sharpening elements in interengaging or in mutual contact
- B24D15/082—Hand tools or other devices for non-rotary grinding, polishing, or stropping specially designed for sharpening cutting edges of knives; of razors with sharpening elements in interengaging or in mutual contact the elements being rotatable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
手动磨锐器包括具有叉指型梳状磨料磨锐结构的至少一个预磨锐段。磨锐器还包括精磨段,该精磨段用一对研磨表面的截锥形盘为其磨锐结构。盘安装在可旋转的轴上,盘的小端彼此接触。
Description
相关申请的交叉引用
本申请基于2015年1月16日提交的临时申请序列号第61/104,133号,通过引证将其全部内容结合于此。
背景技术
如在专利5,390,431和5,582,535中描述的多年来已开发并出售使用叉指型梳状研磨结构的多种手动(非电的)磨锐器。
尽管该技术已被消费者有效且广泛地接受,但其存在很多限制。首先,刀片抵靠研磨面的运动沿着平行于边缘的顶端的边缘小平面形成凹槽的图案。这些凹槽倾向于下切并削弱支撑边缘的金属。由于边缘故障的主要机理是卷边和折叠到其自身上,这些凹槽倾向于降低边缘的耐久性。
其次,当使用非常精细的研磨粒度时,这些类型的磨锐器的精磨段显现边连续完全线性的缘顶端。尽管这类边缘对很多切割功能来说是有效的,但发现具有微小锯齿的边缘对于很多室内和室外应用更有效。然而,实现具有叉指型梳状研磨结构的微小锯齿的边缘将很难并且成本高。
发明内容
本发明的目的是提供一种用于磨锐小刀及其他刀片的改进的方法和设备。
本发明的另一目的是提供彼此合作以提供更有效且更耐用的边缘的锐化技术的改进组合。
本发明的另一目的是提供一种结合有这些改进的独特的多段磨锐器,其能够锐化各种工厂设置边缘角度的刀片。
根据本发明,磨锐器包括至少一个预锐化段和精磨段。预磨锐段中的磨料磨锐结构优选为叉指型梳状研磨结构。精磨段中的研磨结构是小端彼此相对地布置的一对带研磨表面的截锥形盘。
附图说明
图1是根据本发明的手动磨锐器的侧视图;
图2是示出了图1的磨锐器的替换的预磨锐段(1A和1B)和精磨段(2)的放大图;
图3是图2中示出的磨锐器的部分的截面图;以及
图4是图1-图3中示出的移除了壳体顶部的磨锐器的立体图。
具体实施方式
通过图1至图4说明本发明的一个实施方式,图1至图4示出了具有可替换的第一预磨锐段1A和1B并具有第二精磨段2的两个段的磨锐器。
第一段使用具有粗磨料的叉指型梳状结构以从钝化并损坏的边缘中去除必要量的金属,并形成前两个边缘的小平面。这基于美国专利5,390,431和5,582,535的技术,通过引证将其全部内容结合于此。
使用在美国专利8,043,143和9,186,627中描述的技术设计第二段(精磨段2),通过引证将其全部细节结合于此。该技术包括安装在由内部模制的轴承支撑的可旋转的轴上的一对包覆钻石的盘,该轴承是模制磨锐器结构的一部分。磨锐盘面对具有截锥体的表面轮廓的覆磨料构件。将盘压配合到可旋转的轴上,在轴上截锥体的小端被压成彼此接触。使用该原理的其他变化对本领域技术人员将显而易见。
如图1所示,磨锐器10包括具有手柄部12和磨锐部的壳体11。磨锐部包括第一预磨锐段1A和可替换的第一预磨锐段1B以及第二精磨段2。
图2示出了磨锐段包括每个段中的可视刀导向表面16,以指示刀在每个段应当插入的位置。
如在图3至图4中示出的,第一段1A和可替换的第一段1B使用粗磨料的叉指型梳状结构18。精磨段或第二段2具有其磨锐结构,一对覆磨料盘20安装在由内部模制的轴承支撑的可旋转的轴上,该轴承是模制磨锐器结构的一部分。磨锐盘20面对具有截锥体的表面轮廓的覆磨料构件。盘20压配合到轴22上,且小端被压成彼此接触。优选地,同轴安装在可自由移动旋转的轴上的合适的轴承中的盘彼此互为镜像。
尽管叉指型梳状磨料结构存在一些限制,但其提供了一些显著的优点。第一,通过使用较粗糙的磨料,它们能够迅速且有效地去除金属。第二,与旋转盘配对结构不同,它们的几何形状允许边缘:在刀撑托或手柄的1/16"(英寸)至3/32"内磨锐。第三,它们的几何形状允许两个梳状结构设置为广泛的总夹角范围,以容纳在15°至90°的范围内的任何尺寸的边缘角,允许通用性,该通用性是完全基于配对的旋转盘技术的磨锐系统所缺乏的。最后,它们制造起来是非常经济的,因为它们可在大平面矩阵中制造以在组装成磨锐器之前分离成单独的研磨构件。
通过用配对盘技术设计第二段,刀片磨锐器可利用叉指垫技术的以上优点但却克服了它们的限制。
首先,通过以比在第一段中稍微大的角度在这些盘中设置修整角度,并且使用细磨料,去除易于下切边缘并降低边缘耐久性的边缘平行凹槽的图案,并且由更垂直于边缘的交叉凹槽的新图案取代,从而以更大的角度形成第二小平面并且提高边缘的耐久性。
此外,这对第二小平面在边缘的顶端会聚以形成具有微小锯齿的边缘,这样的边缘通过提供更多“咬合”而更加有效。
由于在磨锐各种各样的边缘角中使用涂覆磨料的叉指型梳状结构的磨锐段提供的通用性,该设计构思可以容易地扩展到磨锐各种各样的小刀以及其他的刀片。例如,本发明人可设想三个段的磨锐器,最初两个磨锐段1A和1B的磨锐元件分别形成以磨锐15°和20°的工厂边缘,以及利用旋转盘技术的精磨段2,其中磨锐元件以比20°稍微大的角度设置,从而为任一类型的边缘提供精磨段。因此,可使用磨锐器10,其中,预磨锐段1A用于具有例如在12-18°之间的角度的亚洲风格的小刀,而预磨锐段1B可用于通常具有17°到23°之间的角度的芝加哥风格或欧洲/美国风格的小刀。段2可具有19-25°的角度并且应当大于预磨锐段的角度。
尽管本发明的优选实践使用预磨锐段的叉指型梳状研磨结构,但其他预磨锐技术可与精磨段组合使用。这种预磨锐技术还可以具有优点(诸如,速度和/或经济),并且将与精磨段的截锥形盘不同,这些盘的小端朝向彼此布置并优选彼此接触。交替的预磨锐元件包括覆盖了相交的钻石的(或者用其他磨料(诸如,碳化硅)覆盖的)杆、交叉碳化钨杆或具有尖锐边缘的平板、交叉陶瓷或石头杆,以及由具有尖锐边缘的硬化钢制成的交叉杆。相似地,这些预磨锐元件还可以采用提供狭槽的部分重叠的盘状,通过该狭槽可拉动小刀边缘。其中,存在两个预磨锐段,两个段中的磨锐结构可以彼此不同。
Claims (6)
1.一种具有至少一个预磨锐段和精磨段的磨锐器,改进在于所述预磨锐段具有第一磨料磨锐结构,所述精磨段具有第二磨料磨锐结构,所述第二磨料磨锐结构是小端彼此相对地布置的一对带研磨表面的截锥形盘,这些盘安装在能旋转的轴上,并且所述第一磨料磨锐结构与所述第二磨料磨锐结构不同。
2.根据权利要求1所述的磨锐器,其中,所述盘压配合所述轴上,所述小端被压成彼此接触。
3.根据权利要求1所述的磨锐器,其中,存在两个预磨锐段。
4.根据权利要求3所述的磨锐器,其中,所述预磨锐段中一个的磨锐结构以12°至18°之间的一角度放置刀片边缘,并且所述预磨锐段中另一个的磨锐结构以17°至23°之间的一角度放置所述刀片边缘,并且在所述精磨段中的磨锐结构以大于所述预磨锐段的上述角度的一角度放置所述刀片边缘。
5.根据权利要求3所述的磨锐器,其中,所述预磨锐段中的至少一个的磨锐结构包括叉指型梳状结构。
6.根据权利要求1所述的磨锐器,其中,所述第一磨料磨锐结构包括叉指型梳状结构。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562104133P | 2015-01-16 | 2015-01-16 | |
US62/104,133 | 2015-01-16 | ||
US14/989,847 | 2016-01-07 | ||
US14/989,847 US9649749B2 (en) | 2015-01-16 | 2016-01-07 | Manual sharpener |
PCT/US2016/013370 WO2016115322A1 (en) | 2015-01-16 | 2016-01-14 | Manual sharpener |
Publications (1)
Publication Number | Publication Date |
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CN107206576A true CN107206576A (zh) | 2017-09-26 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201680007685.XA Pending CN107206576A (zh) | 2015-01-16 | 2016-01-14 | 手动磨锐器 |
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US (1) | US9649749B2 (zh) |
EP (1) | EP3245027A4 (zh) |
CN (1) | CN107206576A (zh) |
WO (1) | WO2016115322A1 (zh) |
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- 2016-01-14 WO PCT/US2016/013370 patent/WO2016115322A1/en active Application Filing
- 2016-01-14 CN CN201680007685.XA patent/CN107206576A/zh active Pending
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CN114173995A (zh) * | 2019-05-17 | 2022-03-11 | 德瑞克斯有限公司 | 具有可倾斜磨锐台的工具磨锐机 |
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Also Published As
Publication number | Publication date |
---|---|
EP3245027A1 (en) | 2017-11-22 |
WO2016115322A1 (en) | 2016-07-21 |
US20160207171A1 (en) | 2016-07-21 |
EP3245027A4 (en) | 2019-01-02 |
US9649749B2 (en) | 2017-05-16 |
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