CN112677262A - Back milling cutter - Google Patents

Back milling cutter Download PDF

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Publication number
CN112677262A
CN112677262A CN202011404675.4A CN202011404675A CN112677262A CN 112677262 A CN112677262 A CN 112677262A CN 202011404675 A CN202011404675 A CN 202011404675A CN 112677262 A CN112677262 A CN 112677262A
Authority
CN
China
Prior art keywords
milling
milling cutter
back milling
groove
blade
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
CN202011404675.4A
Other languages
Chinese (zh)
Inventor
陈卓
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.)
Chongqing Yumufang Handicraft Co ltd
Original Assignee
Chongqing Yumufang Handicraft 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 Chongqing Yumufang Handicraft Co ltd filed Critical Chongqing Yumufang Handicraft Co ltd
Priority to CN202011404675.4A priority Critical patent/CN112677262A/en
Publication of CN112677262A publication Critical patent/CN112677262A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a back milling cutter, which comprises back milling cutter holders and a back milling cutter body, wherein the back milling cutter body is arranged between the back milling cutter holders and is concentrically arranged with the back milling cutter holders; when the comb back grinding tool is used, the comb back is placed in the back milling groove, the comb back is ground in a cutting mode through the back milling blade arranged in the back milling groove, and the grinding efficiency is high; the milling back blade and the milling back tool rest are arranged in a split manner, and the milling back blades are mutually independently arranged, so that the worn milling back blade can be independently replaced during maintenance, and the maintenance cost is reduced; the back milling blade is installed in the installation notch in an embedded mode, and the installation and the disassembly are very convenient and simple.

Description

Back milling cutter
Technical Field
The invention relates to the technical field of comb manufacturing, in particular to a back milling cutter.
Background
The comb is composed of a comb back and comb teeth arranged on the comb back, and is a necessary tool for people to tidy hair in daily life. Most combs are wood combs prepared from wood, when the wood combs are prepared, teeth are cut on blanks through saw cutting, and comb backs are polished after the teeth are cut, so that the comb backs become smooth. In the prior art, usually adopt abrasive paper, electronic emery wheel etc. to polish to the back of the comb, adopt abrasive paper to polish, it is more time-consuming and laboursome to adopt electronic emery wheel to polish, need the manual transform comb angle of workman, it is great to workman's proficiency dependence, the quality of polishing is difficult to guarantee, the inefficiency of polishing to electronic emery wheel loss is great.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a back milling cutter which is used for back combing cutting and grinding and has high grinding efficiency.
The technical scheme adopted by the invention is as follows:
back of the body sword mills including back of the body cutter holder and set up between back of the body cutter holder, and with the concentric back of the body cutter body that sets up of back of the body cutter holder, back of the body cutter mills including back of the body blade and back of the body cutter rest, follows the periphery circumference of back of the body cutter rest is equipped with inside sunken back of the body groove of milling, follows back of the body groove circumference interval of milling is equipped with a plurality of installation gaps, back of the body blade of milling inlays to be established in the installation gap.
Furthermore, the section of the back milling groove is U-shaped, and the back milling groove is gradually opened from the groove bottom to the groove opening.
Further, the edge of the back milling blade is of a U-shaped structure matched with the back milling groove.
Furthermore, the bottom of the back milling blade extends towards two sides of the back milling blade to form a limiting part, and the limiting part extends out of the mounting notch.
Furthermore, the two sides of the back milling cutter body are also provided with limiting rings, a plurality of limiting notches matched with the limiting parts are arranged at intervals along the circumferential direction of the inner periphery of the limiting rings, and the limiting parts are embedded into the limiting notches.
Furthermore, the limiting ring, the back milling cutter holder and the back milling cutter body are concentrically arranged.
Further, the back milling blade is provided with a back angle.
Further, the relief angle is 5 ~ 20.
Furthermore, a binding band used for fixing the back milling blade is arranged along the circumferential direction of the back milling groove.
Furthermore, one side of the back milling cutter holder is provided with a first fixing groove and a second fixing groove, the limiting ring is fixed in the first fixing groove, and the back milling cutter body is fixed in the second fixing groove.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a back milling cutter provided in an embodiment of the present application;
fig. 2 is a schematic structural view of a back milling cutter holder provided in an embodiment of the present application;
FIG. 3 is a cross-sectional view of a back milling cutter holder provided in an embodiment of the present application;
fig. 4 is a schematic view of a structure of a back milling insert according to an embodiment of the present disclosure;
fig. 5 is a schematic view of another directional structure of a back milling insert according to an embodiment of the present application;
fig. 6 is a schematic structural view of a spacing collar provided in the embodiment of the present application;
fig. 7 is a schematic structural view of a back milling tool holder provided by an embodiment of the application.
The back milling cutter comprises a back milling cutter holder 1, a first fixing groove 11, a second fixing groove 12, a back milling cutter body 2, a back milling cutter holder 21, an installation notch 211, a back milling groove 212, a back milling blade 22, a back angle 221, a limiting part 222, a limiting ring 3, a limiting notch 31 and a binding band 4.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
Referring to fig. 1, the application provides a back milling cutter, including back milling cutter holder 1 and the back milling cutter body 2 that sets up between back milling cutter holder 1, and set up with back milling cutter holder 1 concentric setting, back milling cutter body 2 includes back milling blade 22 and back milling cutter frame 21, follows back milling cutter frame 21's periphery circumference is equipped with inside sunken back milling groove 212, follows back milling groove 212 circumference interval is equipped with a plurality of installation breach 211, back milling blade 22 inlays to be established in the installation breach 211.
According to the back milling cutter, the back milling cutter body 2 is provided with the back milling cutter blade 22 and the back milling cutter holder 21, the back milling groove 212 which is inwards concave is formed in the circumferential direction of the periphery of the back milling cutter holder 21, the plurality of installation notches 211 are formed in the circumferential direction of the back milling groove 212 at intervals, and the back milling cutter blade 22 is embedded in the installation notches 211; when the comb back grinding tool is used, the comb back is placed in the back milling groove 212, the comb back is ground in a cutting mode through the back milling blade 22 installed in the back milling groove 212, and the grinding efficiency is high; the milling back blades 22 and the milling back tool rest 21 are arranged in a split manner, and the milling back blades 22 are arranged independently, so that the worn milling back blades 22 can be replaced independently during maintenance, and the maintenance cost is reduced; the back milling blade 22 is mounted in the mounting notch 211 in an embedded manner, and the mounting and dismounting are very convenient and simple.
Referring to fig. 2 to 5, the cross section of the back milling groove 212 is U-shaped, and the back milling groove 212 is gradually opened from the groove bottom to the groove opening. The mounting notches 211 are radially arranged along the circumference of the back milling groove 212 at intervals, one back milling blade 22 is mounted in each mounting notch 211, and the edge of each back milling blade 22 is of a U-shaped structure matched with the back milling groove 212; namely, the cutting edge of the back milling blade 22 is arranged in an involute shape from the bottom to the opening. The milling back blade 22 is arranged in the milling back groove 212, and the edge of the milling back blade 22 protrudes out of the inner surface of the milling back groove 212; namely, the edge of the milling back blade 22 protrudes from the bottom of the milling back groove 212 and the inner walls of the two sides.
Through the U-shaped structure setting of this involute form, can directly arrange the comb back in milling back groove 212 and cut and polish during the use, need not transform comb back angle of polishing, reduce the reliance to workman experience and proficiency, guarantee each batch of product quality's uniformity.
The knife edge of the back milling blade 22 is provided with a back angle 221, the angle of the back angle 221 is 5-20 degrees, and the back milling blade 22 is guaranteed to be polished in a cutting mode through the back angle 221, so that polishing efficiency is improved.
Referring to fig. 4 to 6, the bottom of the back milling insert 22 extends to two sides thereof to form a limiting portion 222 protruding from two sides of the back milling insert, and after the back milling insert 22 is installed in the installation notch 211, the limiting portion 222 of the back milling insert 22 extends out of the installation notch 211. The two sides of the back milling cutter body 2 are also provided with a limiting ring 3, a plurality of limiting notches 31 matched with the limiting part 222 are arranged at intervals along the inner circumference of the limiting ring 3, and the limiting part 222 is embedded into the limiting notches 31. The limiting ring 3, the back milling cutter holder 1 and the back milling cutter body 2 are concentrically arranged.
Carry on spacingly through spacing collar 3 to back milling blade 22, fix back milling blade 22 on back milling cutter saddle 21, prevent that back milling blade 22 from producing in the use and vibrating, guarantee each back milling blade 22's concentricity, improve the cutting precision of polishing of combing the back.
A strap 4 for fixing the milling back insert 22 may also be provided along the circumference of the milling back groove 212. The strap 4 further secures the milling back insert 22 to the milling back holder 21.
Referring to fig. 7, the milling back body 2 and the stop collar 3 are arranged between two milling back tool holders 1. Specifically, one side of the back milling cutter holder 1 is provided with a first fixing groove 11 and a second fixing groove 12, the diameter of the first fixing groove 11 is smaller than that of the second fixing groove 12, the limiting ring 3 is matched in the first fixing groove 11, and the back milling cutter body 2 is matched in the second fixing groove 12, so that the limiting ring 3, the back milling cutter body 2 and the back milling cutter holder 1 are fixed into a whole.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral combinations thereof; may be an electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (10)

1. The back milling cutter is characterized by comprising a back milling cutter holder (1) and a back milling cutter body (2) which is arranged between the back milling cutter holder (1) and concentrically arranged with the back milling cutter holder (1), wherein the back milling cutter body (2) comprises a back milling blade (22) and a back milling cutter frame (21), an inward concave back milling groove (212) is formed in the circumferential direction of the back milling cutter frame (21), a plurality of installation notches (211) are formed in the circumferential direction of the back milling groove (212) at intervals, and the back milling blade (22) is embedded in the installation notches (211).
2. The back milling cutter according to claim 1, characterized in that the back milling groove (212) is U-shaped in cross section, and the back milling groove (212) is involute from groove bottom to notch.
3. Back milling cutter according to claim 2, characterized in that the cutting edge of the back milling insert (22) is of a U-shaped configuration adapted to the back milling groove (212).
4. The milling back knife according to claim 3, characterized in that the bottom of the milling back blade (22) extends to both sides thereof to form a limiting portion (222), and the limiting portion (222) extends out of the mounting notch (211).
5. The back milling cutter according to claim 4, characterized in that the back milling cutter body (2) is further provided with a limiting ring (3) on two sides, a plurality of limiting notches (31) matched with the limiting parts (222) are arranged at intervals along the inner circumference of the limiting ring (3), and the limiting parts (222) are embedded in the limiting notches (31).
6. Back milling cutter according to claim 5, characterized in that the stop collar (3), the back milling cutter holder (1) and the back milling cutter body (2) are arranged concentrically.
7. Back milling cutter according to claim 1, characterized in that the back milling insert (22) is provided with a relief angle (221).
8. Back milling cutter according to claim 7, characterized in that the relief angle (221) is 5-20 °.
9. The milling back knife according to claim 1, characterized in that a strap (4) for fixing the milling back blade (22) is provided circumferentially along the milling back slot (212).
10. The back milling cutter according to claim 1, characterized in that one side of the back milling cutter holder (1) is provided with a first fixing groove (11) and a second fixing groove (12), the stop collar (3) being fixed in the first fixing groove (11), and the back milling cutter body (2) being fixed in the second fixing groove (12).
CN202011404675.4A 2020-12-04 2020-12-04 Back milling cutter Pending CN112677262A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011404675.4A CN112677262A (en) 2020-12-04 2020-12-04 Back milling cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011404675.4A CN112677262A (en) 2020-12-04 2020-12-04 Back milling cutter

Publications (1)

Publication Number Publication Date
CN112677262A true CN112677262A (en) 2021-04-20

Family

ID=75447329

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011404675.4A Pending CN112677262A (en) 2020-12-04 2020-12-04 Back milling cutter

Country Status (1)

Country Link
CN (1) CN112677262A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102266975A (en) * 2010-06-02 2011-12-07 日立工具股份有限公司 Firtree-shaped tool and processing method for impeller blade root using the tool
CN202805264U (en) * 2012-10-29 2013-03-20 平湖英厚机械有限公司 Adjustable three-edge milling knife with pull trough function
CN104227114A (en) * 2014-07-21 2014-12-24 株洲钻石切削刀具股份有限公司 Milling cutter
WO2015112716A1 (en) * 2014-01-24 2015-07-30 United Technologies Corporation Forming tool for leading edge of turbine blades
CN205587736U (en) * 2016-04-28 2016-09-21 广州增立钢管结构股份有限公司 Power transmission and transformation shaft tower endocyst steel shovel back of body milling cutter
CN207479701U (en) * 2017-11-01 2018-06-12 上海源升机电有限公司 A kind of back of the body milling cutter available for automobile axle facing cut deburring

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102266975A (en) * 2010-06-02 2011-12-07 日立工具股份有限公司 Firtree-shaped tool and processing method for impeller blade root using the tool
CN202805264U (en) * 2012-10-29 2013-03-20 平湖英厚机械有限公司 Adjustable three-edge milling knife with pull trough function
WO2015112716A1 (en) * 2014-01-24 2015-07-30 United Technologies Corporation Forming tool for leading edge of turbine blades
CN104227114A (en) * 2014-07-21 2014-12-24 株洲钻石切削刀具股份有限公司 Milling cutter
CN205587736U (en) * 2016-04-28 2016-09-21 广州增立钢管结构股份有限公司 Power transmission and transformation shaft tower endocyst steel shovel back of body milling cutter
CN207479701U (en) * 2017-11-01 2018-06-12 上海源升机电有限公司 A kind of back of the body milling cutter available for automobile axle facing cut deburring

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