CN209424672U - A kind of carbide rotary tool cutter for film resistor of polishing - Google Patents
A kind of carbide rotary tool cutter for film resistor of polishing Download PDFInfo
- Publication number
- CN209424672U CN209424672U CN201822255740.6U CN201822255740U CN209424672U CN 209424672 U CN209424672 U CN 209424672U CN 201822255740 U CN201822255740 U CN 201822255740U CN 209424672 U CN209424672 U CN 209424672U
- Authority
- CN
- China
- Prior art keywords
- interconnecting piece
- cutter head
- film resistor
- cutter
- helicla flute
- 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.)
- Active
Links
Landscapes
- Milling Processes (AREA)
Abstract
The utility model discloses a kind of carbide rotary tool cutters of film resistor of polishing, including knife handle and cutter head, the knife handle includes shank section and interconnecting piece, and the interconnecting piece is in taper type, the big one end of the interconnecting piece diameter and one end of the shank section are affixed, and the other end of the interconnecting piece and the cutter head are affixed;The cutter head is spherical in 3/4, and several helicla flutes are laid on the lateral wall of the cutter head, and the cross section of the helicla flute is in the ¬ of Daoing " " shape, helicla flute short side side is blade, and the positive rake angle of the blade is between 15 ° -22 °.It is optimized by external form to rotary file cutter and flute profile, fine quantitative polishing can be carried out to film resistor by having, the advantages of changing the resistance value of film resistor, realize micro processing.
Description
Technical field
The utility model relates to cutting technology fields, it particularly relates to a kind of hard alloy rotation for film resistor of polishing
Turn file tool.
Background technique
The assorted milling cutter of carbide rotary tool, also known as high-speed carbide, carbide die milling cutter, it is electronic with high revolving speed
Tool or pneumatic tool match, and can finish various metal die cavities;Clear up forging, casting, the burr of weldment and weldering
Seam etc..Existing carbide rotary tool can only carry out roughing, it is difficult to carry out micro workpieces processing, grinding effect is poor, it is difficult to
Quantified controlling is unable to reach the parameter request value of work piece.
Utility model content
To solve problems of the prior art, the utility model provides a kind of hard alloy rotation of film resistor of polishing
Turn file tool, have and optimized by external form to rotary file cutter and flute profile, film resistor can be carried out fine
Quantitative polishing, the advantages of changing the resistance value of film resistor, realize micro processing.
In order to achieve the above purposes, the technical solution adopted by the utility model is: it is a kind of polish film resistor hard alloy
Rotary file cutter, including knife handle and cutter head, the knife handle includes shank section and interconnecting piece, and the interconnecting piece is in truncated cone-shaped, described
The big one end of interconnecting piece diameter and one end of the shank section are affixed, and the other end of the interconnecting piece and the cutter head are affixed;
The cutter head is spherical in 3/4, and several helicla flutes are laid on the lateral wall of the cutter head, the cross of the helicla flute
Section is in the ¬ of Daoing " " shape, helicla flute short side side is blade, and the positive rake angle of the blade is between 15 ° -22 °.
The rotary file cutter passes through knife handle when in use and connect with driving device, drives its rotation to film by driving device
Resistance carries out micro processing;Knife handle is divided into shank section and interconnecting piece, and the interconnecting piece is in taper type, is to process in order to prevent
Knife handle and workpiece collide in the process, disfiguring workpiece, so that the outer diameter for being less than cutter head with the diameter of cutter head junction of interconnecting piece, together
When be provided with several helicla flutes on the outside of cutter head, and the helicla flute is in the ¬ of Daoing " " shape, the folder between the long side and short side of helicla flute
Angle is acute angle, and blade is equipped on the short side of helicla flute, and the positive rake angle of blade is 15 ° -20 °, so that the rotary file cutter
Blade increases, while the positive rake angle of cutter is become smaller.
Preferably, the interconnecting piece and the affixed one end of the cutter head are equipped with locating piece, and the cutter head and interconnecting piece are affixed
One end be equipped with groove for accommodating the locating piece.
Facilitate to position between interconnecting piece and cutter head and fix.
Preferably, the locating piece and the groove gap cooperate, and the interconnecting piece and the cutter head junction pass through weldering
Connect fixation.
Locating piece is fixed after cooperating with groove gap by welding manner, so that connection is more firm.
Preferably, the angle of taper of the interconnecting piece is between 25 ° -28 °.
Prevent the workpiece in film processed resistance from colliding with knife handle.
Preferably, the rotation direction of the helicla flute be dextrorotation, it is left-handed or left-handed existed simultaneously with dextrorotation.
The rotation direction of helicla flute is set as dextrorotation, meets conventional use of habit, while can also select according to usage scenario difference
Left-handed helicla flute is selected, when left-handed exist simultaneously with dextrorotation is, dextrorotation carries out main processing, left-handed both to have increased the disconnected of helicla flute
It considers function to be worth doing, improves processing efficiency, while being more suitable for finely polishing.
Preferably, the diameter of one end of the interconnecting piece and shank section connection is identical as the diameter of the shank section.
It is identical as the diameter of shank section that interconnecting piece and shank section connect one end, keeps its structure stronger.
The beneficial effects of the utility model are:
(1) the rotary file cutter passes through knife handle when in use and connect with driving device, drives its rotation pair by driving device
Film resistor carries out micro processing;Knife handle is divided into shank section and interconnecting piece, and the interconnecting piece is in taper type, is to exist in order to prevent
Knife handle and workpiece collide in process, disfiguring workpiece, so that interconnecting piece is outer less than cutter head with the diameter of cutter head junction
Diameter, while several dextrorotation, left-handed or left-right rotary helicla flute helicla flute are provided on the outside of cutter head, and the helicla flute is in the ¬ of Daoing " "
Shape, the angle between the long side and short side of helicla flute is acute angle, and blade, the positive rake angle of blade are equipped on the short side of helicla flute
It is 15 ° -20 °, so that the blade of the rotary file cutter increases, while the positive rake angle of cutter is become smaller.
(2) interconnecting piece and the affixed one end of the cutter head are equipped with locating piece, and cutter head one end affixed with interconnecting piece is set
There is the groove for accommodating the locating piece;Facilitate to position between interconnecting piece and cutter head and fix.
(3) locating piece is fixed with after groove gap cooperation by welding manner, so that connection is more firm
(4) angle of taper of interconnecting piece is between 25 ° -28 °;Prevent the workpiece in film processed resistance from colliding with knife handle
It hits.
(5) rotation direction of helicla flute is set as dextrorotation, meets conventional use of habit, while can also be according to usage scenario difference
Left-handed helicla flute is selected, when left-handed exist simultaneously with dextrorotation is, dextrorotation carries out main processing, left-handed both to increase helicla flute
Chip breaking function improves processing efficiency, while being more suitable for finely polishing.
(6) it is identical as the diameter of shank section to connect one end for interconnecting piece and shank section, keep its structure stronger.
Detailed description of the invention
Fig. 1 is the whole knot of the embodiment of the carbide rotary tool cutter of polishing film resistor described in the utility model
Structure floor map;
Fig. 2 be it is described in the utility model polishing film resistor carbide rotary tool cutter embodiment cutter head with
And the structural schematic diagram of blade;
Fig. 3 is the rotary file of the embodiment of the carbide rotary tool cutter of polishing film resistor described in the utility model
The partial schematic sectional view of cutter;
Description of symbols:
1, knife handle;2, cutter head;3, shank section;4, interconnecting piece;5, helicla flute;6, blade;7, positive rake angle;8, locating piece;9,
Groove.
Specific embodiment
The embodiments of the present invention are described in detail with reference to the accompanying drawing.
Embodiment 1:
As shown in Figure 1-3, a kind of carbide rotary tool cutter for film resistor of polishing, including knife handle 1 and cutter head 2, institute
Stating knife handle 1 includes shank section 3 and interconnecting piece 4, and the interconnecting piece 4 is in taper type, and the angle of taper of the interconnecting piece 4 is 25 °, institute
It is affixed and equal with the diameter of the shank section 3 to state the big one end of 4 diameter of interconnecting piece and one end of the shank section 3, the company
The other end of socket part 4 and the cutter head 2 are affixed;
The cutter head 2 is spherical in 3/4, and several dextrorotation, left-handed or left-right rotary spiral shell are laid on the lateral wall of the cutter head 2
Spin slot helicla flute 5, the cross section of the helicla flute 5 are in the ¬ of Daoing " " shape, the 5 short side side of helicla flute is blade 6, and the knife
The positive rake angle 7 of sword 6 is at 15 °.
The rotary file cutter passes through knife handle 1 when in use and connect with driving device, drives its rotation to thin by driving device
Film resistance carries out micro processing;Knife handle 1 is divided into shank section 3 and interconnecting piece 4, interconnecting piece 4 it is small with the diameter of 2 junction of cutter head
In the outer diameter of cutter head 2, and the interconnecting piece 4 is in taper type, is that knife handle 1 and workpiece collide in process in order to prevent, damage
Workpiece is easy for film processed resistance when the angle of taper of interconnecting piece 4 is 25 °, while being provided with several spirals on the outside of cutter head 2
Slot 5, and the helicla flute 5 is in the ¬ of Daoing " " shape, the angle between the long side and short side of helicla flute 5 is acute angle, so that the rotary file
The blade 6 of tool increases, and blade 6 is equipped on the short side of helicla flute 5, and the positive rake angle 7 of blade 6 is 15 °, so that blade 6 is more
It is sharp, improve its machining accuracy;Spiral can be set as left or right rotation according to process requirements in processing, while can also set simultaneously
The thread groove 5 for setting left-handed thread groove 5 and dextrorotation (only indicates that a kind of direction of helicla flute 5, remaining rotation direction are not made attached drawing and said in figure
It is bright), the rotation direction of helicla flute 5 is set as dextrorotation, meets conventional use of habit, while can also be selected according to usage scenario difference left
The helicla flute 5 of rotation, when left-handed exist simultaneously with dextrorotation is, dextrorotation carries out main processing, the left-handed chip breaking for both having increased helicla flute 5
Function improves processing efficiency, while being more suitable for finely polishing.
Embodiment 2:
As shown in Figure 1-3, the present embodiment is on the basis of embodiment 1, a kind of hard alloy rotation for film resistor of polishing
File tool, including knife handle 1 and cutter head 2, the knife handle 1 includes shank section 3 and interconnecting piece 4, and the interconnecting piece 4 is in taper type, and
The angle of taper of the interconnecting piece 4 is 27 °, and the big one end of 4 diameter of interconnecting piece and one end of the shank section 3 are affixed, and with
The diameter of the shank section 3 is equal, and the other end of the interconnecting piece 4 and the cutter head 2 are affixed;
The cutter head 2 is spherical in 3/4, and several helicla flutes 5 are laid on the lateral wall of the cutter head 2, the helicla flute 5
Cross section be in the ¬ of Daoing " " shape, the 5 short side side of helicla flute be blade 6, and the positive rake angle 7 of the blade 6 be 18 °.
The rotary file cutter passes through knife handle 1 when in use and connect with driving device, drives its rotation to thin by driving device
Film resistance carries out micro processing;Knife handle 1 is divided into shank section 3 and interconnecting piece 4, interconnecting piece 4 it is small with the diameter of 2 junction of cutter head
In the outer diameter of cutter head 2, and the interconnecting piece 4 is in taper type, is that knife handle 1 and workpiece collide in process in order to prevent, damage
Workpiece is easy for film processed resistance when the angle of taper of interconnecting piece 4 is 27 °, while being provided with several right sides on the outside of cutter head 2
Rotation, left-handed or left-right rotary helicla flute helicla flute 5 (only indicate that a kind of direction of helicla flute 5, remaining rotation direction are not made attached drawing and said in figure
It is bright), and the helicla flute 5 is in the ¬ of Daoing " " shape, the angle between the long side and short side of helicla flute 5 is acute angle, so that the rotary file
The blade 6 of tool increases, and blade 6 is equipped on the short side of helicla flute 5, and the positive rake angle 7 of blade 6 is 15 °, so that blade 6 is more
It is sharp, it improves and processes its machining accuracy;Spiral can be set as left or right rotation according to process requirements in processing, while can also be same
When the thread groove 5 of left-handed thread groove 5 and dextrorotation is set, the rotation direction of helicla flute 5 is set as dextrorotation, meets conventional use of habit
It is used, while left-handed helicla flute 5 can be also selected according to usage scenario difference, when left-handed exist simultaneously with dextrorotation is, dextrorotation is carried out
Main processing, the left-handed chip breaking function of both having increased helicla flute 5 improve processing efficiency, while being more suitable for finely polishing.
Embodiment 3:
As shown in Figure 1-3, the present embodiment is on the basis of embodiment 1, a kind of hard alloy rotation for film resistor of polishing
File tool, including knife handle 1 and cutter head 2, the knife handle 1 includes shank section 3 and interconnecting piece 4, and the interconnecting piece 4 is in taper type, and
The angle of taper of the interconnecting piece 4 is 28 °, and the big one end of 4 diameter of interconnecting piece and one end of the shank section 3 are affixed, and with
The diameter of the shank section 3 is equal, and the other end of the interconnecting piece 4 and the cutter head 2 are affixed;
The cutter head 2 is spherical in 3/4, and several dextrorotation, left-handed or left-right rotary spiral shell are laid on the lateral wall of the cutter head 2
Spin slot 5, the cross section of the helicla flute 5 are in the ¬ of Daoing " " shape, the 5 short side side of helicla flute is blade 6, and the blade 6 is just
Anterior angle 7 is 20 °.
The rotary file cutter passes through knife handle 1 when in use and connect with driving device, drives its rotation to thin by driving device
Film resistance carries out micro processing;Knife handle 1 is divided into shank section 3 and interconnecting piece 4, interconnecting piece 4 it is small with the diameter of 2 junction of cutter head
In the outer diameter of cutter head 2, and the interconnecting piece 4 is in taper type, is that knife handle 1 and workpiece collide in process in order to prevent, damage
Workpiece is easy for film processed resistance when the angle of taper of interconnecting piece 4 is 28 °, while being provided on the outside of cutter head 2 several
Dextrorotation, left-handed or left-right rotary helicla flute helicla flute 5 (only indicate that a kind of direction of helicla flute 5, remaining rotation direction are not made attached drawing and said in figure
It is bright), and the helicla flute 5 is in the ¬ of Daoing " " shape, the angle between the long side and short side of helicla flute 5 is acute angle, so that the rotary file
The blade 6 of tool increases, and blade 6 is equipped on the short side of helicla flute 5, and the positive rake angle 7 of blade 6 is 20 °, so that blade 6 is more
It is sharp, it improves and processes its machining accuracy;Spiral can be set as left or right rotation according to process requirements in processing, while can also be same
When the thread groove 5 of left-handed thread groove 5 and dextrorotation is set, the rotation direction of helicla flute 5 is set as dextrorotation, meets conventional use of habit
It is used, while left-handed helicla flute 5 can be also selected according to usage scenario difference, when left-handed exist simultaneously with dextrorotation is, dextrorotation is carried out
Main processing, the left-handed chip breaking function of both having increased helicla flute 5 improve processing efficiency, while being more suitable for finely polishing.
Embodiment 4:
As shown in Figure 1-3, the present embodiment is on the basis of embodiment 1, embodiment 2, embodiment 3, the interconnecting piece 4 and institute
The affixed one end of cutter head 2 is stated equipped with locating piece 8, and the cutter head 2 and the affixed one end of interconnecting piece 4 are equipped with for accommodating the positioning
The groove 9 of part 8;
The locating piece 8 and 9 clearance fit of groove, the interconnecting piece 4 are solid by welding with 2 junction of cutter head
It is fixed.
Locating piece 8 is arranged in 4 one end of interconnecting piece in the present embodiment, groove 9 is arranged in 2 side of cutter head, and locating piece 8
It is welded with after 9 clearance fit of groove, so that being to position more accurately, while to connect stronger in welding.
Locating piece 8 can be equipped with 2 side of cutter head in other embodiments, and groove 9 is set to 4 one end of interconnecting piece.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (6)
1. a kind of carbide rotary tool cutter for film resistor of polishing, which is characterized in that including knife handle and cutter head, the knife handle
Including shank section and interconnecting piece, and the interconnecting piece is in truncated cone-shaped, big one end of the interconnecting piece diameter and the one of the shank section
Hold affixed, the other end of the interconnecting piece and the cutter head are affixed;
The cutter head is spherical in 3/4, and several helicla flutes are laid on the lateral wall of the cutter head, the cross section of the helicla flute
In the ¬ of Daoing " " shape, helicla flute short side side is blade, and the positive rake angle of the blade is between 15 ° -22 °.
2. the carbide rotary tool cutter of polishing film resistor according to claim 1, which is characterized in that the connection
Portion and the affixed one end of the cutter head are equipped with locating piece, and the cutter head and the affixed one end of interconnecting piece are equipped with described fixed for accommodating
The groove of position part.
3. the carbide rotary tool cutter of polishing film resistor according to claim 2, which is characterized in that the positioning
Part and the groove gap cooperate, and the interconnecting piece is with the cutter head junction by being welded and fixed.
4. the carbide rotary tool cutter of polishing film resistor according to claim 1, which is characterized in that the connection
The angle of taper in portion is between 25 ° -28 °.
5. the carbide rotary tool cutter of polishing film resistor according to claim 1, which is characterized in that the spiral
The rotation direction of slot is dextrorotation, left-handed or left-handed exist simultaneously with dextrorotation.
6. the carbide rotary tool cutter of polishing film resistor according to claim 1, which is characterized in that the connection
The diameter of portion and one end of shank section connection is identical as the diameter of the shank section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822255740.6U CN209424672U (en) | 2018-12-29 | 2018-12-29 | A kind of carbide rotary tool cutter for film resistor of polishing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822255740.6U CN209424672U (en) | 2018-12-29 | 2018-12-29 | A kind of carbide rotary tool cutter for film resistor of polishing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209424672U true CN209424672U (en) | 2019-09-24 |
Family
ID=67974831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822255740.6U Active CN209424672U (en) | 2018-12-29 | 2018-12-29 | A kind of carbide rotary tool cutter for film resistor of polishing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209424672U (en) |
-
2018
- 2018-12-29 CN CN201822255740.6U patent/CN209424672U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206010028U (en) | The special reamer of skiving in pipe port | |
CN111093867A (en) | Turning tool for metal cutting | |
CN209424672U (en) | A kind of carbide rotary tool cutter for film resistor of polishing | |
CN204953988U (en) | Brill mills integrative cutter | |
CN103042259A (en) | Inner-cooling stepped drill | |
CN216541055U (en) | Taper ball end milling cutter | |
CN101700579B (en) | High-precision hole-machining drilling and boring cutter | |
CN205129019U (en) | High speed bit | |
CN104690342A (en) | Solid carbide self-centering inner-cooling deep-hole twist drill for ABS valve body | |
CN205702576U (en) | The processing of a kind of compressor of air conditioner cast iron materials is bored | |
CN205733143U (en) | A kind of three traverse drill reaming step drill | |
CN204770958U (en) | Tapering reamer | |
CN2235346Y (en) | No grind drilling machine with central cooling | |
CN207710013U (en) | A kind of PCD reamers | |
CN204135347U (en) | Brill, boring, car multifunction turning instrument | |
CN202356686U (en) | Left-handed straight shank twist drill with three edges | |
CN207710014U (en) | A kind of PCD niblets reamer | |
JP2013013983A (en) | Cutting tool | |
CN206981847U (en) | A kind of Small Diameter PCD end mill structure | |
CN205289944U (en) | A shaping reamer for processing soft -magnetic stainless steel connects pole hole | |
CN205414590U (en) | Reamer | |
CN203197327U (en) | Low chisel edge drill bit | |
CN212945617U (en) | Twist drill | |
CN210172626U (en) | PCD groove milling cutter with axial rake angle | |
CN2728692Y (en) | Blade less reamer for processing cast iron object reaming |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |