CN108817701A - A kind of circular hole processing method - Google Patents
A kind of circular hole processing method Download PDFInfo
- Publication number
- CN108817701A CN108817701A CN201810754837.3A CN201810754837A CN108817701A CN 108817701 A CN108817701 A CN 108817701A CN 201810754837 A CN201810754837 A CN 201810754837A CN 108817701 A CN108817701 A CN 108817701A
- Authority
- CN
- China
- Prior art keywords
- cutter head
- blade
- hole
- hexagonal prisms
- processing
- 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
Links
- 238000003672 processing method Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 11
- 244000309464 bull Species 0.000 claims abstract description 10
- 238000005553 drilling Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 33
- 230000001681 protective effect Effects 0.000 claims description 30
- 238000007781 pre-processing Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D75/00—Reaming machines or reaming devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The present invention relates to cutter field, specifically a kind of circular hole processing method, this approach includes the following steps：S1 punches the place for needing to drill on workpiece using laser, forms laser hole；S2 carries out reaming along the laser hole in S1 using the drill bit of drilling machine；S3 carries out reaming to the through-hole in S2 using bull reamer；After the completion of S4, S3, workpiece is transported to subsequent processing.This method passes through laser first and processes a through-hole to workpiece position hole to be drilled, then drilling cuttings is carried out using drill bit, the axial force that drill bit is subject to can be reduced, avoid bit damage, and when carrying out the reaming of through-hole, rapid processing is realized using bull reamer, is avoided the complicated processes of frequent clamping cutter, is substantially increased the efficiency of processing.
Description
Technical field
The present invention relates to cutter field, specifically a kind of circular hole processing method.
Background technique
Reamer is that have one or more cutters tooth, to cut off the rotary cutter of machined hole surface sheet metal, reamer
Rotation finishing tool with straight sword or helical edges, for reaming or repairs hole.Reamer lacks its requirement on machining accuracy because of cutting output
Usually above drill bit, it can be manually operated or be mounted on drilling machine and work.Reamer is for drilling (or reaming) on ream workpiece
Hole after processing reduces the roughness on its surface primarily to improving the machining accuracy in hole, is the finishing for hole and half
The cutter of finishing.
In existing through-hole process, often after going out location hole in a state of excitement using sample, using the direct drilling cuttings of drill bit,
It is larger for the damage of drill bit in this way；And when carrying out reaming, fraising to through-hole, need replacing a variety of different types of knives
Tool is unfavorable for realizing rapid processing so that process is comparatively laborious.
Summary of the invention
For the problems of the prior art, a kind of circular hole processing method of the present invention, this method passes through laser first
One through-hole is processed to workpiece position hole to be drilled, then drilling cuttings is carried out using drill bit, the axial force that drill bit is subject to can be reduced, kept away
Exempt from bit damage, and when carrying out the reaming of through-hole, realizes rapid processing using bull reamer, avoid frequent clamping cutter
Complicated processes, substantially increase the efficiency of processing.
The technical solution adopted by the present invention to solve the technical problems is：A kind of circular hole processing method, this method include with
Lower step：
S1 punches the place for needing to drill on workpiece using laser, forms laser hole；
S2 carries out reaming along the laser hole in S1 using the drill bit of drilling machine；
S3 carries out reaming to the through-hole in S2 using bull reamer；
After the completion of S4, S3, workpiece is transported to subsequent processing；
The bull reamer used in this method includes the first cutter head for carrying out cylindrical hole preprocessing, to first cutter head
Second cutter head of further processing, the third cutter head for processing bellmouth and the knife for connecting the second cutter head and third cutter head
Handle；First cutter head includes the first blade, the first blade and the first chip space, and first blade is set to second cutter head
One end, first blade is set to the outside of first blade, and first blade is along first blade length side
To twist extending, first chip space is set to outside first blade, and first chip space is along described first
Blade length direction twist extends；Wherein, second cutter head includes the second blade, the second blade and the second chip space,
Second blade is set to one end of the knife handle, and the outer of second blade is equidistantly helically arranged in second blade
Portion, second chip space are set between adjacent second blade and the outside of second blade are helically arranged in；Institute
One end connection third blade of knife handle is stated, and lateral wall is equipped with interior hexagonal prisms between the knife handle and the third blade；It is described
The end of third blade is connected with the third cutter head for processing bellmouth；Wherein, the outer sheath of the interior hexagonal prisms is equipped with anti-
Mechanism is protected, the inside of the protection mechanism is equipped with accommodating cavity；The protection mechanism includes protective jacket, threaded hole and outer six rib
Column, the protective jacket is equipped with the threaded hole for fixed interior hexagonal prisms, and is equipped with and is used in the middle part of the lateral wall of the protective jacket
The outer hexagonal prisms for driving reamer to be rotated.
Specifically, the protection mechanism further includes baffle and connecting rod, one end of the protective jacket is welded with connecting rod, and
The end of the connecting rod is welded with baffle, when in use, realizes protection of the protection mechanism to reamer cutter head by baffle, thus
It prevents reamer from occurring the case where other cutter head damage when in use, while the installation of protection mechanism can be facilitated to fix, it is convenient anti-
Shield mechanism is installed on disassembly.
Specifically, in first cutter head, second cutter head, third cutter head, the protection mechanism and the knife handle
Axis mutually coincides, and the diameter of first cutter head is less than the diameter of second cutter head, can guarantee the first cutter head, second
Third cutter head is located at the inside of protective jacket to cutter head when in use, is carried out by external protection mechanism to the reamer cutter head not used
Protection, while the rotation of reamer cutter head can be driven by the outer hexagonal prisms of protection mechanism, thus it is convenient to use, realize that a knife is more
Cutter head keeps the processing of reamer applied widely.
Specifically, the inside of the protective jacket is equipped with the hole being cooperatively connected with the interior hexagonal prisms, and the interior hexagonal prisms
The bolt being threadedly attached on threaded hole between the protective jacket is fixed, when in use, interior hexagonal prisms and protective jacket it
Between be used cooperatively, interior hexagonal prisms, which are covered, realizes preliminary limit in the inside of protective jacket, by bolt on threaded hole realize in six
Final limit between prism and protective jacket prevents cutter head from shaking in processing.
Specifically, spacing of the processing front end of first cutter head at the center of interior hexagonal prisms is equal to the third cutter head
Spacing of the processing front end at the center of interior hexagonal prisms, realize and be located at the cutter head of knife handle one end when in use, another knife
Head can be protected by protection mechanism, prevented the cutter head not used to be damaged, extended the service life of cutter head.
Beneficial effects of the present invention：
(1) a kind of circular hole processing method of the present invention, by the way that a variety of cutter heads are arranged, for processing different workpiece,
The processing that multiple hole can be realized by a reamer, keeps the use scope of cutter head wide.
(2) a kind of circular hole processing method of the present invention, by the both ends of knife handle be equipped with for process bellmouth and
The cutter head of cylindrical hole, processing of the realization to workpiece difference hole, and the protection mechanism of protection cutter head is housed in the outer sheath of knife handle,
It realizes the protection to cutter head, reamer cutter head is protected when not using reamer cutter head.
(3) the of a kind of circular hole processing method of the present invention, the first cutter head being arranged by spiral and spiral setting
When two cutter heads process workpiece, the processing efficiency of workpiece can be submitted, while can preferably protect to the second cutter head
Shield extends the service life of the second cutter head by the preprocessing of the first cutter head.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram for the bull reamer that this method uses；
Fig. 2 is overall structure diagram shown in FIG. 1；
Fig. 3 is cross-sectional view at A-A shown in Fig. 2；
Fig. 4 connect schematic cross-section with interior hexagonal prisms for protective jacket shown in FIG. 1.
In figure：1, the first cutter head, the 11, first blade, the 12, first blade, the 13, first chip space, the 2, second cutter head, 21,
Second blade, 22 second blades, the 23, second chip space, 3, protection mechanism, 31, baffle, 32, connecting rod, 33, protective jacket, 34,
Threaded hole, 35, outer hexagonal prisms, 4, knife handle, 5, third blade, 6, accommodating cavity, 7, third cutter head, 8, interior hexagonal prisms.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figs 1-4, a kind of circular hole processing method of the present invention, this approach includes the following steps：
S1 punches the place for needing to drill on workpiece using laser, forms laser hole；
S2 carries out reaming along the laser hole in S1 using the drill bit of drilling machine；
S3 carries out reaming to the through-hole in S2 using bull reamer；
After the completion of S4, S3, workpiece is transported to subsequent processing；
The bull reamer used in this method includes the first cutter head 1 for carrying out cylindrical hole preprocessing, to first knife
Second cutter head 2 of first 1 further processing processes the third cutter head 7 of bellmouth and for connecting the second cutter head 2 and third cutter head
7 knife handle 4；First cutter head 1 includes the first blade 11, the first blade 12 and the first chip space 13, first blade 11
Set on one end of second cutter head 2, first blade 12 is set to the outside of first blade 11, and first blade
12 twist extend along 11 length direction of the first blade, and first chip space 13 is set to outside first blade 11
Portion, and first chip space 13 twist extends along 11 length direction of the first blade；Wherein, second cutter head 2
Including the second blade 21, the second blade 22 and the second chip space 23, second blade 21 is set to one end of the knife handle 4, institute
The outside that second blade 21 is equidistantly helically arranged in the second blade 22 is stated, second chip space 23 is set to adjacent institute
State between the second blade 22 and be helically arranged in the outside of second blade 11；One end of the knife handle 4 connects third knife
Body 5, and lateral wall is equipped with interior hexagonal prisms 8 between the knife handle 4 and the third blade 5；The end of the third blade 5 connects
There is the third cutter head 7 for processing bellmouth；Wherein, the outer sheath of the interior hexagonal prisms 8 is equipped with protection mechanism 3, the protection
The inside of mechanism 3 is equipped with accommodating cavity 6；The protection mechanism 3 includes protective jacket 33, threaded hole 34 and outer hexagonal prisms 35, described
Protective jacket 33 is equipped with the threaded hole 34 for fixed interior hexagonal prisms 8, and is equipped with and is used in the middle part of the lateral wall of the protective jacket 33
The outer hexagonal prisms 35 for driving reamer to be rotated.
Specifically, as depicted in figs. 1 and 2, the protection mechanism 3 further includes baffle 31 and connecting rod 32, the protective jacket
33 one end is welded with connecting rod 32, and the end of the connecting rod 32 is welded with baffle 31, when in use, is realized by baffle
Protection of the protection mechanism to reamer cutter head, to prevent reamer from occurring the case where other cutter head damage when in use, while can
The installation of protection mechanism 3 is facilitated to fix, facilitate protection mechanism 3 is installed on disassembly.
Specifically, as depicted in figs. 1 and 2, first cutter head 1, second cutter head 2, third cutter head 7, the protection
The central axes of mechanism 3 and the knife handle 4 mutually coincide, and the diameter of first cutter head 1 is less than the straight of second cutter head 2
Diameter can guarantee that third cutter head 7 is located at the inside of protective jacket 33 when in use for the first cutter head 1, the second cutter head 2, pass through external
Protection mechanism 3 protects the reamer cutter head not used, while can drive reamer by the outer hexagonal prisms 35 of protection mechanism 3
The rotation of cutter head, thus it is convenient to use, it realizes a knife multi-knife-head, keeps the processing of reamer applied widely.
Specifically, as shown in Figure 2, Figure 3 and Figure 4, the inside of the protective jacket 33 is equipped with to be connected with the interior cooperation of hexagonal prisms 8
The hole connect, and the bolt being threadedly attached on threaded hole 34 between the interior hexagonal prisms 8 and the protective jacket 33 is fixed,
In use, being used cooperatively between interior hexagonal prisms and protective jacket, preliminary limit is realized in inside of 8 sets of the interior hexagonal prisms in protective jacket 33
Position realizes the final limit between interior hexagonal prisms 8 and protective jacket 33 by the bolt on threaded hole 34, prevents cutter head in processing
It shakes.
Specifically, as depicted in figs. 1 and 2, between the processing front end of first cutter head 1 is at the center of interior hexagonal prisms 8
Away from spacing of the processing front end of the third cutter head 7 at the center of interior hexagonal prisms 8 is equal to, the knife for being located at 4 one end of knife handle is realized
When in use, another cutter head can be protected head by protection mechanism 3, and the cutter head not used is prevented to be damaged, and extend cutter head
Service life.
The outer hexagonal prisms 35 of the protection mechanism 3 are mounted on the fraising machine grip holder first, first will when reamer is installed
The protection mechanism of protection reamer is extend on fraising machine grip holder, and the fixation of external hexagonal prisms 35, the institute are realized by broaching machine
It states connecting rod 32 and second cutter head 2 welds, increase the fastness of entire reamer, the baffle 31 is set to the connecting rod
On 32, the setting of the baffle 31 can be used to observe the fitting depth of control protection mechanism 3, while can be to workpieces processing process
The clast of middle appearance is kept out, the protective jacket 33 be set to the connecting rod 32 one end, and the protective jacket 33 with it is described
Connecting rod 32 is fixedly connected, and be can be used to control the fixed depth of unused reamer, is prevented from damaging unused reamer when fraising, institute
Threaded hole 34 is stated through the protective jacket 33, the bolt being threadedly attached on threaded hole 34 realizes internal hexagonal prisms 8
Fixed, spiral is set to adjacent to the outside that second blade 21 is arranged in, second chip space 23 between the second blade 22 waits
Between second blade 22 and the outside of second blade 11 is arranged in spiral, facilitates the discharge of iron filings, first knife
Sword 12 be set to first blade 11 outside, and first blade 12 along 11 length direction of the first blade twist
Extend, first chip space 13 is set to outside first blade 11, and first chip space 13 is along first blade
11 length directions twist extend, and facilitate the discharge of iron filings, open broach(ing) machine, and the first cutter head is directed at parts to be processed, into
Row processing.
A kind of circular hole processing method of the present invention is passed through by the way that a variety of cutter heads are arranged for processing different workpiece
The processing of multiple hole can be realized in one reamer, keeps the use scope of cutter head wide.By being equipped at the both ends of knife handle 4 for processing
The cutter head of bellmouth and cylindrical hole realizes the processing to workpiece difference hole, and in the outer sheath of knife handle 4 equipped with protection cutter head
Protection mechanism 3 realizes the protection to cutter head, protects when not using reamer cutter head to reamer cutter head.Pass through spiral
When second cutter head 2 of the first cutter head 1 and the spiral setting being arranged processes workpiece, the processing efficiency of workpiece can be submitted,
Preferably the second cutter head 2 can be protected simultaneously, extend the use longevity of the second cutter head 2 by the preprocessing of the first cutter head 1
Life.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in above embodiment and specification only illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and
Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.
Claims (5)
1. a kind of circular hole processing method, which is characterized in that this approach includes the following steps：
S1 punches the place for needing to drill on workpiece using laser, forms laser hole；
S2 carries out reaming along the laser hole in S1 using the drill bit of drilling machine；
S3 carries out reaming to the through-hole in S2 using bull reamer；
After the completion of S4, S3, workpiece is transported to subsequent processing；
The bull reamer used in this method includes the first cutter head (1) for carrying out cylindrical hole preprocessing, to first cutter head
(1) the second cutter head (2) for being further processed processes the third cutter head (7) of bellmouth and for connecting the second cutter head (2) and the
The knife handle (4) of three cutter heads (7)；First cutter head (1) includes the first blade (11), the first blade (12) and the first chip space
(13), first blade (11) is set to one end of second cutter head (2), and first blade (12) is set to first knife
The outside of body (11), and first blade (12) twist extends along the first blade (11) length direction, described
It is external that one chip space (13) is set to first blade (11), and first chip space (13) is long along first blade (11)
Degree direction twist extends；
Wherein, second cutter head (2) includes the second blade (21), the second blade (22) and the second chip space (23), and described the
Two blades (21) are set to the one end of the knife handle (4), and second knife is equidistantly helically arranged in second blade (22)
The outside of body (21), second chip space (23) are set between adjacent second blade (22) and are helically arranged in described
The outside of second blade (11)；One end of the knife handle (4) connects third blade (5), and the knife handle (4) and the third knife
Lateral wall is equipped with interior hexagonal prisms (8) between body (5)；The end of the third blade (5) is connected with for processing bellmouth
Three cutter heads (7)；Wherein, the outer sheath of the interior hexagonal prisms (8) is equipped with protection mechanism (3), and the inside of the protection mechanism (3) is set
There are accommodating cavity (6)；The protection mechanism (3) includes protective jacket (33), threaded hole (34) and outer hexagonal prisms (35), the protection
It covers (33) and is equipped with the threaded hole (34) for being used for hexagonal prisms (8) in fixed, and be equipped in the middle part of the lateral wall of the protective jacket (33)
Outer hexagonal prisms (35) for driving reamer to be rotated.
2. a kind of circular hole processing method according to claim 1, it is characterised in that：The protection mechanism (3) further includes gear
One end of plate (31) and connecting rod (32), the protective jacket (33) is welded with connecting rod (32), and the end of the connecting rod (32)
Portion is welded with baffle (31).
3. a kind of circular hole processing method according to claim 1, it is characterised in that：First cutter head (1), described second
Cutter head (2), third cutter head (7), the protection mechanism (3) and the knife handle (4) central axes mutually coincide, and first knife
The diameter of head (1) is less than the diameter of second cutter head (2).
4. a kind of circular hole processing method according to claim 1, it is characterised in that：The inside of the protective jacket (33) is equipped with
The hole being cooperatively connected with the interior hexagonal prisms (8), and connected between the interior hexagonal prisms (8) and the protective jacket (33) by screw thread
The bolt connect on threaded hole (34) is fixed.
5. a kind of circular hole processing method according to claim 1, it is characterised in that：Before the processing of first cutter head (1)
The spacing at the center of interior hexagonal prisms (8) is held to be equal to the processing front end of the third cutter head (7) to the center of interior hexagonal prisms (8)
The spacing at place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810754837.3A CN108817701A (en) | 2018-07-11 | 2018-07-11 | A kind of circular hole processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810754837.3A CN108817701A (en) | 2018-07-11 | 2018-07-11 | A kind of circular hole processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108817701A true CN108817701A (en) | 2018-11-16 |
Family
ID=64136776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810754837.3A Pending CN108817701A (en) | 2018-07-11 | 2018-07-11 | A kind of circular hole processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108817701A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202185620U (en) * | 2011-07-11 | 2012-04-11 | 宁波三峰机械电子有限公司 | Drill bit |
| CN102861935A (en) * | 2011-07-06 | 2013-01-09 | 邱金和 | Cutting method |
| CN103607857A (en) * | 2013-11-28 | 2014-02-26 | 吴冬梅 | Blind hole machining method |
| CN102744561B (en) * | 2012-07-21 | 2014-09-17 | 西安煤矿机械有限公司 | Deep hole machining process |
| CN104551181A (en) * | 2013-10-18 | 2015-04-29 | 常州市珠江工具有限公司 | Cutter |
| CN104551245A (en) * | 2013-10-29 | 2015-04-29 | 常州市海力工具有限公司 | Composite reamer |
| CN206009949U (en) * | 2016-07-29 | 2017-03-15 | 钟灵 | Cutter for machining |
| WO2017208939A1 (en) * | 2016-05-31 | 2017-12-07 | 三菱重工業株式会社 | Cutting tool |
| CN206898461U (en) * | 2017-05-13 | 2018-01-19 | 深圳市金峰环保科技有限公司 | A kind of single-blade type high frequency milling cutter |
-
2018
- 2018-07-11 CN CN201810754837.3A patent/CN108817701A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861935A (en) * | 2011-07-06 | 2013-01-09 | 邱金和 | Cutting method |
| CN202185620U (en) * | 2011-07-11 | 2012-04-11 | 宁波三峰机械电子有限公司 | Drill bit |
| CN102744561B (en) * | 2012-07-21 | 2014-09-17 | 西安煤矿机械有限公司 | Deep hole machining process |
| CN104551181A (en) * | 2013-10-18 | 2015-04-29 | 常州市珠江工具有限公司 | Cutter |
| CN104551245A (en) * | 2013-10-29 | 2015-04-29 | 常州市海力工具有限公司 | Composite reamer |
| CN103607857A (en) * | 2013-11-28 | 2014-02-26 | 吴冬梅 | Blind hole machining method |
| WO2017208939A1 (en) * | 2016-05-31 | 2017-12-07 | 三菱重工業株式会社 | Cutting tool |
| CN206009949U (en) * | 2016-07-29 | 2017-03-15 | 钟灵 | Cutter for machining |
| CN206898461U (en) * | 2017-05-13 | 2018-01-19 | 深圳市金峰环保科技有限公司 | A kind of single-blade type high frequency milling cutter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO329814B1 (en) | Thread milling tool with spiral grooves | |
| CN109158666B (en) | Combined cutter and process for machining long pore by using same | |
| CN108453311A (en) | A kind of carbide-tipped reamer | |
| JP2015024479A (en) | U-shaped drill or gun drill | |
| CN108817701A (en) | A kind of circular hole processing method | |
| CN108788635B (en) | Method for machining taper hole by using taper hole cutter | |
| CN217095852U (en) | Drilling and milling integrated composite cutter with chip removal function | |
| CN216966497U (en) | High-efficient high accuracy quick change reamer | |
| CN212761368U (en) | Hard alloy high-speed milling cutter | |
| CN2172690Y (en) | Tap with large-diameter thread groove | |
| JP2005161434A (en) | Drill | |
| CN210908243U (en) | Drill bit | |
| CN219234180U (en) | Thread milling cutter with bottom edge | |
| JP3808455B2 (en) | Chip cutting tool for tapping and female thread machining method | |
| CN218476052U (en) | Combined tool for drilling, chamfering and removing burs of break-through opening | |
| CN219310159U (en) | Deep hole drill bit convenient to chip removal | |
| CN218135178U (en) | Universal three-tip flat-bottom drill with long service life | |
| CN217775668U (en) | Cemented carbide countersink drill | |
| CN211331479U (en) | Reducing drilling tool | |
| CN212239478U (en) | Screw thread direction reworking screw tap | |
| CN217889605U (en) | Anti-fracture high-hardness drill bit | |
| CN210817625U (en) | Durable formula PCB milling cutter | |
| CN215238045U (en) | Coating ladder composite drill | |
| CN114453606B (en) | Tool bit and split type hole machining cutter | |
| CN219724709U (en) | One-step formed composite cutter and cutting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |