CN107855575A - A mobile phone shell double chamfer milling cutter - Google Patents

A mobile phone shell double chamfer milling cutter Download PDF

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Publication number
CN107855575A
CN107855575A CN201711156822.9A CN201711156822A CN107855575A CN 107855575 A CN107855575 A CN 107855575A CN 201711156822 A CN201711156822 A CN 201711156822A CN 107855575 A CN107855575 A CN 107855575A
Authority
CN
China
Prior art keywords
face
cutting edge
plane sword
inclined plane
sword
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711156822.9A
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Chinese (zh)
Inventor
朱松林
廖志雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Yuanfeng Precision Cutting Tools Co ltd
Original Assignee
Zhongshan Yuanfeng Precision Cutting Tools Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongshan Yuanfeng Precision Cutting Tools Co ltd filed Critical Zhongshan Yuanfeng Precision Cutting Tools Co ltd
Priority to CN201711156822.9A priority Critical patent/CN107855575A/en
Publication of CN107855575A publication Critical patent/CN107855575A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2200/00—Details of milling cutting inserts
    • B23C2200/32—Chip breaking or chip evacuation

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Telephone Set Structure (AREA)

Abstract

The invention discloses a mobile phone shell double-chamfer milling cutter, which comprises a cutter bar and is characterized in that: be equipped with the cutting edge portion of a plurality of equipartitions on the tip lateral wall of cutter arbor, be equipped with the chip groove between two adjacent cutting edge portions, cutting edge portion includes rake face, back knife face and the combination cutting edge that constitutes by rake face and back knife face are crossing, the rake face is a lateral wall face of chip groove, the combination cutting edge includes first inclined plane sword and second inclined plane sword, and the sword type line of first inclined plane sword and second inclined plane sword is oblique straight line, and the contained angle that first inclined plane sword and the terminal surface of cutter arbor formed is 15 degrees, the contained angle that second inclined plane sword and the terminal surface of cutter arbor formed is 28.4 degrees.

Description

一种手机外壳双倒角铣刀A mobile phone shell double chamfer milling cutter

技术领域technical field

本发明涉及一种刀具，特别是一种手机外壳双倒角铣刀。The invention relates to a cutting tool, in particular to a double chamfering milling cutter for a mobile phone shell.

背景技术Background technique

刀具是加工金属产品的常用工具，通常的标准刀具只能加工一些规则的槽或是平面，但是遇到一些槽壁是非规则的平面的槽的加工就需要用到一些特殊的刀具。Cutting tools are common tools for processing metal products. The usual standard cutting tools can only process some regular grooves or planes, but some special cutting tools are required for the processing of some grooves whose groove walls are irregular planes.

发明内容Contents of the invention

为了克服现有技术的不足，本发明提供一种手机外壳双倒角铣刀。In order to overcome the deficiencies of the prior art, the invention provides a double chamfer milling cutter for a mobile phone shell.

本发明解决其技术问题所采用的技术方案是：The technical solution adopted by the present invention to solve its technical problems is:

一种手机外壳双倒角铣刀，包括刀杆，其特征在于：所述刀杆的端部侧壁上设有若干均布的刀刃部，两相邻的刀刃部间设有排屑槽，所述刀刃部包括前刀面、后刀面以及由前刀面和后刀面相交构成的组合切削刃，所述前刀面为排屑槽的一侧壁面，所述组合切削刃包括第一斜面刃及第二斜面刃，第一斜面刃及第二斜面刃的刃型线均为斜直线，第一斜面刃与刀杆的端面所形成的夹角为15度，所述第二斜面刃与刀杆的端面所形成的夹角为28.4度。A double-chamfering milling cutter for a mobile phone shell, including a cutter bar, characterized in that: the end side wall of the cutter bar is provided with a number of evenly distributed blades, and chip removal grooves are provided between two adjacent blades. The cutting edge portion includes a rake face, a flank face and a combined cutting edge formed by the intersection of the rake face and the flank face, the rake face is a side wall surface of the flute, and the combined cutting edge includes a first The beveled edge and the second beveled edge, the blade shape lines of the first beveled edge and the second beveled edge are oblique straight lines, the angle formed by the first beveled edge and the end face of the cutter bar is 15 degrees, and the second beveled edge The included angle formed with the end face of the cutter bar is 28.4 degrees.

所述排屑槽为V型槽。The flutes are V-shaped grooves.

本发明的有益效果是：本发明包括刀杆，其特征在于：所述刀杆的端部侧壁上设有若干均布的刀刃部，两相邻的刀刃部间设有排屑槽，所述刀刃部包括前刀面、后刀面以及由前刀面和后刀面相交构成的组合切削刃，所述前刀面为排屑槽的一侧壁面，所述组合切削刃包括第一斜面刃及第二斜面刃，第一斜面刃及第二斜面刃的刃型线均为斜直线，第一斜面刃与刀杆的端面所形成的夹角为15度，所述第二斜面刃与刀杆的端面所形成的夹角为28.4度，通过上述结构可以在手机壳体上洗出槽底是V型、且槽壁是斜面的异形槽，满足了客户更高的加工要求。The beneficial effects of the present invention are: the present invention includes a knife bar, and is characterized in that: the end side wall of the knife bar is provided with a number of evenly distributed knife edge parts, and chip removal grooves are arranged between two adjacent knife edge parts, so that The cutting edge portion includes a rake face, a flank face, and a combined cutting edge formed by the intersection of the rake face and the flank face, the rake face is a side wall surface of the chip flute, and the combined cutting edge includes a first bevel blade and the second beveled edge, the blade shape lines of the first beveled edge and the second beveled edge are oblique straight lines, the angle formed by the first beveled edge and the end face of the cutter bar is 15 degrees, and the second beveled edge and the The included angle formed by the end face of the cutter bar is 28.4 degrees. Through the above structure, a special-shaped groove with a V-shaped groove bottom and a sloped groove wall can be washed out on the mobile phone casing, which meets the higher processing requirements of customers.

附图说明Description of drawings

下面结合附图和实施例对本发明进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

图1是本发明的正视图。Figure 1 is a front view of the present invention.

具体实施方式Detailed ways

参照图1，本发明公开了一种手机外壳双倒角铣刀，包括刀杆1，所述刀杆1的端部侧壁上设有若干均布的刀刃部，两相邻的刀刃部间设有排屑槽2，所述刀刃部包括前刀面3、后刀面4以及由前刀面3和后刀面4相交构成的组合切削刃，所述前刀面3为排屑槽2的一侧壁面，所述组合切削刃包括第一斜面刃5及第二斜面刃6，第一斜面刃5及第二斜面刃6的刃型线均为斜直线，第一斜面刃5与刀杆1的端面所形成的夹角为15度，所述第二斜面刃6与刀杆1的端面所形成的夹角为28.4度。Referring to Fig. 1 , the present invention discloses a double chamfer milling cutter for a mobile phone case, comprising a cutter bar 1, a plurality of evenly distributed blades are arranged on the end side wall of the cutter rod 1, and a gap between two adjacent blades is provided. A chip flute 2 is provided, and the cutting edge portion includes a rake face 3, a flank face 4, and a combined cutting edge formed by the intersection of the rake face 3 and the flank face 4, and the rake face 3 is a chip flute 2 The side wall surface of the first bevel edge 5 and the second bevel edge 6, the combined cutting edge includes the first bevel edge 5 and the second bevel edge 6. The angle formed by the end surface of the rod 1 is 15 degrees, and the angle formed by the second bevel edge 6 and the end surface of the knife rod 1 is 28.4 degrees.

所述排屑槽2为V型槽，因为本结构是切削刃组合切削，为了保证切削刃的强度及功能，优选设置成V型槽，而且V型槽避空空间大。The chip removal groove 2 is a V-shaped groove, because this structure is a combined cutting of cutting edges, in order to ensure the strength and function of the cutting edge, it is preferably set as a V-shaped groove, and the V-shaped groove has a large space to avoid space.

以上对本发明实施例所提供的一种手机外壳双倒角铣刀，进行了详细介绍，本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想；同时，对于本领域的一般技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本发明的限制。The above is a detailed introduction of a mobile phone shell double chamfer milling cutter provided by the embodiment of the present invention. In this paper, a specific example is used to illustrate the principle and implementation of the present invention. The description of the above embodiment is only used to help Understand the method of the present invention and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and scope of application. In summary, the content of this specification is not It should be understood as a limitation of the present invention.

Claims (2)

1. a kind of double angle cutting tools of phone housing, including knife bar, it is characterised in that：The end sidewalls of the knife bar are provided with some Uniform blade part, chip area is provided between two adjacent blade parts, and the blade part includes rake face, rear knife face and by preceding knife Face and the intersecting combination cutting edge formed of rear knife face, the rake face are a side wall of chip area, the combination cutting edge bag Include the first inclined-plane sword and the second inclined-plane sword, the blade type line of the first inclined-plane sword and the second inclined-plane sword is skew lines, the first inclined-plane sword The angle formed with the end face of knife bar is 15 degree, and the angle that the end face of second inclined-plane sword and knife bar is formed is 28.4 Degree.
A kind of 2. double angle cutting tools of phone housing according to claim 1, it is characterised in that：The chip area is V-groove.
CN201711156822.9A 2017-11-20 2017-11-20 A mobile phone shell double chamfer milling cutter Pending CN107855575A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711156822.9A CN107855575A (en) 2017-11-20 2017-11-20 A mobile phone shell double chamfer milling cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711156822.9A CN107855575A (en) 2017-11-20 2017-11-20 A mobile phone shell double chamfer milling cutter

Publications (1)

Publication Number Publication Date
CN107855575A true CN107855575A (en) 2018-03-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108971592A (en) * 2018-09-03 2018-12-11 中山市园丰精密刃具有限公司 Double-chamfer milling cutter
CN109304506A (en) * 2018-09-28 2019-02-05 江苏科比特科技有限公司 A kind of side set molding bloom angle cutting tool

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5207538A (en) * 1990-05-14 1993-05-04 Iscar Ltd. Milling cutting insert
CN202804215U (en) * 2012-08-16 2013-03-20 常州市精刃工具制造有限公司 Four-edge forming cutter
CN202984769U (en) * 2012-12-24 2013-06-12 亚狮精密刀具(苏州)有限公司 Hollow milling cutter
CN204053052U (en) * 2014-09-28 2014-12-31 江西杰浩硬质合金工具有限公司 A kind of three sword forming cutters
CN204843091U (en) * 2015-05-29 2015-12-09 安徽中鼎精工技术有限公司 Be used for automobile shock absorber fork stick assembly aperture chamfering tool
CN204997121U (en) * 2015-09-30 2016-01-27 广州汇专工具有限公司 Chamfering cutter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5207538A (en) * 1990-05-14 1993-05-04 Iscar Ltd. Milling cutting insert
CN202804215U (en) * 2012-08-16 2013-03-20 常州市精刃工具制造有限公司 Four-edge forming cutter
CN202984769U (en) * 2012-12-24 2013-06-12 亚狮精密刀具(苏州)有限公司 Hollow milling cutter
CN204053052U (en) * 2014-09-28 2014-12-31 江西杰浩硬质合金工具有限公司 A kind of three sword forming cutters
CN204843091U (en) * 2015-05-29 2015-12-09 安徽中鼎精工技术有限公司 Be used for automobile shock absorber fork stick assembly aperture chamfering tool
CN204997121U (en) * 2015-09-30 2016-01-27 广州汇专工具有限公司 Chamfering cutter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108971592A (en) * 2018-09-03 2018-12-11 中山市园丰精密刃具有限公司 Double-chamfer milling cutter
CN109304506A (en) * 2018-09-28 2019-02-05 江苏科比特科技有限公司 A kind of side set molding bloom angle cutting tool

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Application publication date: 20180330