CN204397100U - A kind of buttless thread milling cutter - Google Patents

A kind of buttless thread milling cutter Download PDF

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Publication number
CN204397100U
CN204397100U CN201420759361.XU CN201420759361U CN204397100U CN 204397100 U CN204397100 U CN 204397100U CN 201420759361 U CN201420759361 U CN 201420759361U CN 204397100 U CN204397100 U CN 204397100U
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CN
China
Prior art keywords
round platform
cutterhead
chip area
cutter groove
cutter
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.)
Expired - Fee Related
Application number
CN201420759361.XU
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Chinese (zh)
Inventor
瞿刚
要拴柱
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.)
MIANYANG JINGRUI NUMERICAL CONTROL TOOL MANUFACTURING Co Ltd
Original Assignee
MIANYANG JINGRUI NUMERICAL CONTROL TOOL MANUFACTURING 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 MIANYANG JINGRUI NUMERICAL CONTROL TOOL MANUFACTURING Co Ltd filed Critical MIANYANG JINGRUI NUMERICAL CONTROL TOOL MANUFACTURING Co Ltd
Priority to CN201420759361.XU priority Critical patent/CN204397100U/en
Application granted granted Critical
Publication of CN204397100U publication Critical patent/CN204397100U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of buttless thread milling cutter, comprise: round platform cutterhead, evenly offer multiple first chip area on its lateral surface, and be provided with the first cutter groove of half open state in the same side of each chip area, the first cutter groove is communicated with the lower surface of round platform cutterhead; Round platform cutterhead evenly offers multiple second chip area on its lower surface, multiple second chip area is disposed between adjacent two the first chip areas, the same side of each second chip area is provided with the second cutter groove of half open state, and the second cutter groove is communicated with the side of round platform cutterhead; Two groups of blades, in each second cutter groove of its in corresponding each first cutter groove being arranged on described round platform cutterhead side and round platform cutterhead lower surface respectively.Cutterhead of the present utility model adopts high-strength alloy to make, blade adopts carbide alloy to make, can cut hardness and the higher part of intensity, and this milling cutter can angulation is different on device to be processed cutting edge, can meet the demand of different angles.

Description

A kind of buttless thread milling cutter
Technical field
The utility model relates to a kind of milling cutter for mechanical processing industry, particularly a kind of milling cutter for precessing saw tooth thread.
Background technology
At mechanical processing industry precessing saw tooth thread, traditional method is all process on lathe with shaped profile turning cutter, but for large-scale special-shaped part, very difficult realization lathe process in some cases, for this situation, general employing high-speed steel profile milling cutter adopts interpolation to process buttless thread on numerical control boring and milling lathe, the part that high-speed steel screw cutter workhardness is low carries out processing and is fine, but buttless thread is generally all used on the higher pipeline of pressure ratio or container, the intensity of part material is general all very high, hardness is also high than the material of routine, so it is low just to there is efficiency with the shaping saw tooth thread tool sharpening of high-speed steel, the bottleneck that life-span is short, simultaneously, the angle that moulding moulded buttless thread cutter is formed when cutting is fixed, to select different angles, then to change whole cutter hub, there is the deficiency of waste resource and high cost.
Utility model content
For the deficiency of above-mentioned existence, the utility model provides a kind of milling cutter carrying out buttless thread processing, cutterhead adopts high-strength alloy to make, blade adopts carbide alloy to make, blade adopts screw fastening formula structure to be fixed on cutterhead, change after wearing and tearing conveniently, and replacing and the adjustment of blade can be carried out according to different cutting angles.
The technical solution of the utility model is:
A kind of buttless thread milling cutter, comprising:
Round platform cutterhead, evenly offers multiple first chip area on its lateral surface, and is provided with the first cutter groove of half open state in the same side of each chip area, and described first cutter groove is communicated with the lower surface of round platform cutterhead;
Described round platform cutterhead evenly offers multiple second chip area on its lower surface, described multiple second chip area is disposed between adjacent two the first chip areas, the same side of each second chip area is provided with the second cutter groove of half open state, and described second cutter groove is communicated with the side of round platform cutterhead;
Two groups of blades, in each second cutter groove of its in corresponding each first cutter groove being arranged on described round platform cutterhead side and round platform cutterhead lower surface respectively.
Preferably, be respectively arranged with the first installation screw and the second installation screw in described first cutter groove and the second cutter groove, described blade is provided with blade mounting holes, by screw, described blade is arranged in described first cutter groove and the second cutter groove.
Preferably, the angle of described round platform cutterhead side and lower surface is 45 degree.
Preferably, the shape of described blade to be base angle angle the be right-angled trapezium body of 45 degree, and the angle of the shape at base angle and size and described round platform cutterhead side and lower surface matches.
Preferably, described first chip area is arc chip area, and is greater than opposite side at the radian near described first cutter groove side.
Preferably, described second chip area is semi-cylindrical chip area.
Preferably, the cutting angle of the device to be processed that the blade that the blade installed of described round platform cutterhead side and adjacent described round platform cutterhead lower surface are installed is formed is 52 degree.
Preferably, the center of described round platform cutterhead is provided with cutterhead installing hole.
Preferably, described round platform cutterhead lower surface is provided with the cylindrical mounting blocks of hollow.
Preferably, described round platform cutterhead adopts high-strength alloy to make, and described blade adopts carbide alloy to make.
The cutterhead of buttless thread milling cutter described in the utility model adopts high-strength alloy to make, blade adopts carbide alloy to make, can cut some hardness and the higher part material of intensity, improve the efficiency of cutting, blade adopts screw fastening formula structure to be fixed on cutterhead simultaneously, change conveniently after wearing and tearing, resource and the efficiency of the whole cutterhead of replacing are saved, and the different angles that can cut as required, change difform blade, round platform cutterhead side and the adjacent knife blades that lower surface is installed can angulation is different on device to be processed cutting edges, the demand of different angles can be met.
Accompanying drawing explanation
Fig. 1 is the Facad structure figure of buttless thread milling cutter described in the utility model;
Fig. 2 is the construction profile of buttless thread milling cutter described in the utility model;
Fig. 3 is the structure figure of buttless thread milling cutter described in the utility model;
Fig. 4 is the structure chart of the preferred a kind of blade of buttless thread milling cutter described in the utility model;
Fig. 5 adopts the preferred a kind of buttless thread milling cutter of the utility model at the sectional view being cut the buttless thread that device is formed;
Wherein, 1, round platform cutterhead, 2, round platform cutterhead side, 3, the first cutter groove, the 4, first installation screw, 5, blade, 6, cutterhead installing hole, 7, screw, the 8, second installation screw, 9, the first chip area, 10, cylindrical mounting blocks, the 11, second cutter groove, 12, the second chip area, 13, round platform cutterhead lower surface, 14, blade mounting holes, 15, buttless thread device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to description word to make those skilled in the art.
Be illustrated in figure 4 the preferred a kind of blade 5 of buttless thread milling cutter described in the utility model, be provided with blade mounting holes 14, its shape is right-angled trapezium body, and its base angle angle is 45 degree.
Be a kind of buttless thread milling cutter described in the utility model as shown in Figure 1, Figure 2 and Figure 3, comprise, round platform cutterhead 1, wherein the angle of round platform cutterhead side and lower surface is 45 degree, round platform cutterhead side 2 evenly offers multiple first chip area 9, and is provided with the first cutter groove 3 of half open state in the same side of each chip area 9, described first cutter groove 3 is communicated with the lower surface 13 of round platform cutterhead, be provided with the first installation screw 4 in first cutter groove 3, blade 5 is arranged in the first cutter groove by screw 7;
Described round platform cutterhead 1 evenly offers multiple second chip area 12 on its lower surface, described multiple second chip area 12 is disposed between adjacent two the first chip areas 9, the same side of each second chip area 12 is provided with the second cutter groove 11 of half open state, and described second cutter groove 11 is communicated with round platform cutterhead side 2; Be provided with the second installation screw 8 in second cutter groove 11, blade 5 is arranged in the second cutter groove by screw 7.The mode be screwed adopted by described blade 5, change after wearing and tearing conveniently, and can change difform blade, the blade 5 of round platform cutterhead side 2 and lower surface 13 can be replaced by different blades, different cutting angles can be formed, meet the cutting requirement of different angles.
Described first chip area is arc chip area, and be greater than opposite side at the radian near described first cutter groove side, described second chip area is semi-cylindrical chip area, such design is because the cutting angle of round platform cutterhead side blade is larger, the amount of cutting swarf is larger, need larger chip area to discharge cutting swarf, and the cutting angle of lower surface blade is less, so the chip area of design is relatively little.The size of cutting slot can be changed according to different cutting demands in actual mechanical process.
Buttless thread milling cutter described in the utility model is provided with cutterhead installing hole 6 in the center of round platform cutterhead 1, and on its lower surface 13, be provided with the cylindrical mounting blocks 10 of hollow, cylindrical mounting blocks 10, by known standard milling cutter Interface design, can connect known existing knife bar.
Man-hour is added when use buttless thread milling cutter described in the utility model carries out buttless thread, blade 5 is arranged on the first cutter groove 3 and the second cutter groove 11 respectively by screw 7 respectively, the angle of the shape at the base angle of described blade 5 and size and described round platform cutterhead side 2 and lower surface 13 matches, and the blade 5 that the blade 5 of described round platform cutterhead side 2 installation and adjacent described round platform cutterhead lower surface 13 are installed can form the buttless thread device 15 that cutting angle is 52 degree.
Round platform cutterhead described in the utility model adopts high-strength alloy to make, and described blade adopts carbide alloy to make, can, processing that hardness also than the material of routine high device carry out buttless thread very high to some intensity.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.

Claims (10)

1. a buttless thread milling cutter, is characterized in that, comprising:
Round platform cutterhead, evenly offers multiple first chip area on its lateral surface, and is provided with the first cutter groove of half open state in the same side of each chip area, and described first cutter groove is communicated with the lower surface of round platform cutterhead;
Described round platform cutterhead evenly offers multiple second chip area on its lower surface, described multiple second chip area is disposed between adjacent two the first chip areas, the same side of each second chip area is provided with the second cutter groove of half open state, and described second cutter groove is communicated with the side of round platform cutterhead;
Two groups of blades, in each second cutter groove of its in corresponding each first cutter groove being arranged on described round platform cutterhead side and round platform cutterhead lower surface respectively.
2. buttless thread milling cutter according to claim 1, it is characterized in that, the first installation screw and the second installation screw is respectively arranged with in described first cutter groove and the second cutter groove, described blade is provided with blade mounting holes, by screw, described blade is arranged in described first cutter groove and the second cutter groove.
3. buttless thread milling cutter according to claim 1, is characterized in that, the angle of described round platform cutterhead side and lower surface is 45 degree.
4. buttless thread milling cutter according to claim 1, is characterized in that, the shape of described blade to be base angle angle the be right-angled trapezium body of 45 degree, and the angle of the shape at base angle and size and described round platform cutterhead side and lower surface matches.
5. buttless thread milling cutter according to claim 1, is characterized in that, described first chip area is arc chip area, and is greater than opposite side at the radian near described first cutter groove side.
6. buttless thread milling cutter according to claim 1, is characterized in that, described second chip area is semi-cylindrical chip area.
7. buttless thread milling cutter according to claim 1, is characterized in that, the cutting angle of the blade that described round platform cutterhead side is installed and the device to be processed that the blade that adjacent described round platform cutterhead lower surface is installed is formed is 52 degree.
8. buttless thread milling cutter according to claim 1, is characterized in that, the center of described round platform cutterhead is provided with cutterhead installing hole.
9. buttless thread milling cutter according to claim 1, is characterized in that, described round platform cutterhead lower surface is provided with the cylindrical mounting blocks of hollow.
10. buttless thread milling cutter according to claim 1, is characterized in that, described round platform cutterhead adopts high-strength alloy to make, and described blade adopts carbide alloy to make.
CN201420759361.XU 2014-12-05 2014-12-05 A kind of buttless thread milling cutter Expired - Fee Related CN204397100U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420759361.XU CN204397100U (en) 2014-12-05 2014-12-05 A kind of buttless thread milling cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420759361.XU CN204397100U (en) 2014-12-05 2014-12-05 A kind of buttless thread milling cutter

Publications (1)

Publication Number Publication Date
CN204397100U true CN204397100U (en) 2015-06-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420759361.XU Expired - Fee Related CN204397100U (en) 2014-12-05 2014-12-05 A kind of buttless thread milling cutter

Country Status (1)

Country Link
CN (1) CN204397100U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107571354A (en) * 2017-10-16 2018-01-12 江西井福康农业开发有限公司 Bamboo jar, cover thread processing equipment
CN109551064A (en) * 2018-12-24 2019-04-02 内蒙古北方重工业集团有限公司 The broach-milling processing method of the nonstandard dextrorotation internal screw thread of major diameter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107571354A (en) * 2017-10-16 2018-01-12 江西井福康农业开发有限公司 Bamboo jar, cover thread processing equipment
CN107571354B (en) * 2017-10-16 2019-11-12 江西井福康农业开发有限公司 Bamboo jar, cover thread processing equipment
CN109551064A (en) * 2018-12-24 2019-04-02 内蒙古北方重工业集团有限公司 The broach-milling processing method of the nonstandard dextrorotation internal screw thread of major diameter

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150617

Termination date: 20191205

CF01 Termination of patent right due to non-payment of annual fee