CN110099770A - Tool rack for lathe - Google Patents
Tool rack for lathe Download PDFInfo
- Publication number
- CN110099770A CN110099770A CN201780078778.6A CN201780078778A CN110099770A CN 110099770 A CN110099770 A CN 110099770A CN 201780078778 A CN201780078778 A CN 201780078778A CN 110099770 A CN110099770 A CN 110099770A
- Authority
- CN
- China
- Prior art keywords
- main component
- clamping components
- lathe
- tool rack
- hollow
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
- B23G1/18—Machines with one working spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
- B23G1/46—Equipment or accessories specially designed for machines or devices for thread cutting for holding the threading tools
Abstract
The present invention provides a kind of tool rack for lathe characterized by comprising main component, it is hollow with being formed along the longitudinal direction, and through-hole is formed in side；Clamping components, comprising: protruding portion is inserted into the hollow of the main component, prominent from a part of the circumferential surface of the main component；Insertion section, part corresponding with the through-hole on the circumferential surface of the main component are recessed to be formed along the longitudinal direction；At least one flexible deformation component, is arranged on the inner surface of the main component, and is configured to surround the protruding portion of the clamping components, is restored to initial position with the clamping components described when removing the external force acted on the clamping components；And locking member, the clamping components be inserted into the main component it is hollow in the state of, the locking member is located in the through-hole of the main component and is partially inserted into the insertion section of the clamping components.
Description
Technical field
The present invention relates to a kind of tool racks for lathe, can be used for connection more particularly, to one kind and are mounted on lathe
On tool with the tool rack for lathe of processing object.
Background technique
In general, lathe refers to the device using tool processes workpiece.This lathe can connect with the retainer of side chain main shaft
It connects, and tool can be connected to the main shaft of lathe by retainer.
On the other hand, in order to form screw thread in the hole being formed in object to be processed, tab (tool) is connected to master
On axis, and screw thread is formed in hole while tab rotation.At this point, by tool and object point after completing screw thread and being formed
From during, it is necessary to according to design stability live spindle, so that screw thread will not be broken.
However, main shaft may not be able to be stably rotated the predetermined time due to the operating mistake of lathe.At this point, in tab and
Stress is generated between screw thread, and may apply load, possible damaged screw to tab and screw thread.In addition, the service life of tab
It can reduce.
Summary of the invention
Technical problems to be solved
The present invention is proposed in view of the problems, it is intended that providing one kind can prevent to being formed in
The tool rack for lathe of the damage of screw thread in the hole of object.
In addition, another embodiment of the present invention provides a kind of tool for lathe that can prevent life tools from shortening
Frame.
Technical solution
In order to realize the purpose, the tool rack according to the present invention for lathe characterized by comprising main body structure
Part, it is hollow with being formed along the longitudinal direction, and through-hole is formed in side；Clamping components, comprising: protruding portion is inserted into institute
The hollow of main component is stated, it is prominent from a part of the circumferential surface of the main component；Insertion section, with the main component
The corresponding part of through-hole on circumferential surface is recessed to be formed along the longitudinal direction；At least one flexible deformation component is arranged in institute
It states on the inner surface of main component, and is configured to surround the protruding portion of the clamping components, to act on the clamping in removal
The clamping components are restored to initial position when external force on component；And locking member, institute is inserted into the clamping components
State main component it is hollow in the state of, the locking member is located in the through-hole of the main component and is inserted partially into
To the insertion section of the clamping components.
The tool rack for lathe according to another embodiment of the present invention characterized by comprising main component, edge
Longitudinal direction forms the hollow of upper surface and lower end surface polygon；Clamping components, upper surface and lower end surface be made of polygon with
Just be inserted in it is described hollow, and including a part of protruding portion outstanding from peripheral surface；And at least one flexible deformation structure
Part is arranged on the inner surface of the main component, and is configured to surround the protruding portion of the clamping components, to act in removal
In the external force on the clamping components, the clamping components are restored to initial position.
Two fixing grooves are formed in the inner surface of the main component and dashing forward for the clamping components between the protruding portion
Out on the adjacent part in portion, the flexible deformation component is two O-rings being made of the material for capableing of flexible deformation, makes score
It is not mounted in the fixing groove.
The shape of the vertical cross-section of the protruding portion of the clamping components be triangle, semicircle and it is trapezoidal in appoint
What is a kind of.
The length of the insertion section of the clamping components is greater than the internal diameter of the through-hole of the main component.
When the clamping components are moved by external force from the main component hollow along the longitudinal direction, the clamping structure
The length of the insertion section of part is the length that the free end of the protruding portion is moved between described two 0 shape rings.
On the other hand, the locking member is metal ball.
On the other hand, the main component further includes anti-separation portion, and the anti-separation portion is formed as out of described through-hole
The a part on surface is prominent.
On the other hand, the main component further includes eccentric part, and the eccentric part is in one end far from the main component
The side of peripheral surface project upwards, and be eccentrically formed.
Beneficial effect
Tool rack according to the present invention for lathe, when generating load between tool and screw thread, clamping components edge
The axial direction of main component subtly moves, and flexible deformation component absorbs load, to reduce negative between tool and object
It carries.
Therefore, the damage to the screw thread being formed in hole can be not only prevented, but also life tools can be reduced.
Detailed description of the invention
Fig. 1 is the perspective view for showing the tool rack for lathe according to a first embodiment of the present invention.
Fig. 2 is the exploded perspective view of the tool rack for lathe of Fig. 1.
Fig. 3 be along III-III interception Fig. 1 the tool rack for lathe sectional view.
Fig. 4 is the view for showing the state that clamping components are moved along the direction A.
Fig. 5 is the view for showing the state that clamping components are moved along the direction B.
Fig. 6 is the sectional view for showing the tool rack for lathe according to a second embodiment of the present invention.
Fig. 7 is the exploded perspective view for showing the tool rack for lathe according to a third embodiment of the present invention.
Fig. 8 is the figure for showing the process for connecting the main component of the tool rack for being used for lathe of Fig. 7 with main shaft.
Fig. 9 is the perspective view for showing the tool rack for lathe according to a fourth embodiment of the present invention.
Figure 10 is the sectional view along the tool rack for lathe of Fig. 9 of line X-X interception.
Specific embodiment
Tool rack tool according to the present invention for lathe includes: main component, hollow with being formed along the longitudinal direction,
And through-hole is formed in side；Clamping components, comprising: protruding portion is inserted into the hollow of the main component, from the main body structure
A part of the circumferential surface of part is prominent；Insertion section, part corresponding with the through-hole on the circumferential surface of the main component
Recess is formed along the longitudinal direction；At least one flexible deformation component, is arranged on the inner surface of the main component, and be configured to
The protruding portion of the clamping components is surrounded, is restored with the clamping components described when removal acts on the external force on the clamping components
To initial position；And locking member, the clamping components be inserted into the main component it is hollow in the state of, it is described
Locking member is located in the through-hole of the main component and is partially inserted into the insertion section of the clamping components.
Hereinafter, exemplary embodiment of the present invention will be described in detail with reference to the attached drawings, for of the art
For technical staff, these attached drawings are obvious.The present invention can be embodied in many different forms, and be not limited to this
In the embodiment that describes.
In order to clearly demonstrate the present invention, be omitted the part unrelated with description, and it is identical throughout the specification or
Similar component is indicated by the same numbers.
In addition, in various embodiments, there is the element of same configuration to be indicated by the same numbers, and will only retouch
State representative embodiment.In other embodiments, the configuration in addition to representative embodiment will be described only.
It throughout the specification, not only include " directly connecting when a component, which is referred to as, ' attach ' to another component
Connect " but also including " being indirectly connected with " between other component.In addition, when component is referred to as " comprising ", unless in addition special
It does not mentionlet alone bright, otherwise means to be not excluded for other assemblies but further comprise other assemblies.
Fig. 1 is the perspective view for showing the tool rack for lathe according to a first embodiment of the present invention, and Fig. 2 is the use of Fig. 1
In the exploded perspective view of the tool rack of lathe, Fig. 3 be along III-III interception Fig. 1 the tool rack for lathe section
Figure.At this point, for ease of description, main shaft is shown in FIG. 3 although the main shaft of lathe is not shown in Fig. 1.
Referring to figs. 1 to Fig. 3, the tool rack 100 for lathe according to a first embodiment of the present invention includes main component
110, clamping components 120, flexible deformation component 130 and locking member 140.
Main component 110 has hollow 113 formed along the longitudinal direction.Through-hole 111 is formed in the one of main component 110
Side.Main component 110 can be installed on the main shaft 10 of lathe.
According to the shape of the main shaft 10 of lathe, main component 110 can be deformed into various shape, therefore be not limited to specific shape
Shape.That is, the connection structure of main component 110 and main shaft 10 can differently change according to the type of lathe.
Clamping components 120 are inserted into hollow the 113 of the main component 110.The shape of clamping components 120 can be circle
Cylindricality.Clamping components 120 may include protruding portion 121.A part of protruding portion 121 from the peripheral surface of clamping components 120 is prominent.
The shape of the vertical cross-section of protruding portion 121 can be for example selected from triangle, semicircle and any one of trapezoidal.
Clamping components 120 are the parts that unshowned tool is connected to.Clamping components 120 may include insertion section 122.Insertion
Portion 122 is formed as the part edge corresponding with the through-hole 111 of the main component 110 on the circumferential surface of clamping components 120
The longitudinal direction of clamping components 120 is inserted into.More specifically, insertion section 122 can be formed to have and the rotation along main shaft 10
The identical length of moving distance L that the external force of axis direction A keeps clamping components 120 mobile.In addition, the width of insertion section 122 can
Be formed to have with later by the corresponding size of the locking member of description 140.
The length of the insertion section 122 of the clamping components 120 can be greater than the interior of the through-hole 111 of the main component 110
Diameter.When the clamping components 120 are moved by external force from hollow the 113 of the main component 110 along the longitudinal direction, the folder
The length for holding the insertion section 122 of component 120 is the length that moves between described two 0 shape rings of free end of the protruding portion 121
Degree.
The moving range of clamping components 120 is limited the insertion section of description 122 and locking member 140 by later, makes
Clamping components 120 in hollow the 113 of main component 110 subtly move during, 120 mistake of clamping components can be prevented
Degree is mobile to destroy flexible deformation component 130 described later.
Flexible deformation component 130 is arranged on the inner surface of the main component 110, and is configured to surround the clamping
The protruding portion 121 of component 120, so that being restored to initial position when removal acts on the external force on the clamping components 120.
Locking member 140 is located in the through-hole 111 of the main component 110, while the clamping components 120 are inserted into
In hollow the 113 of the main component 110, a part of locking member 140 is inserted into the insertion section of the clamping components 120
In 122.As described above, clamping components 120 can be prevented by the way that a part of locking member 140 to be inserted into insertion section 122
Mobile is more than moving distance.
In addition, locking member 140 prevents clamping components 120 from rotating relative to main component 110.Therefore, when main shaft 10 revolves
When turning, clamping components 120 can rotate together with main component 110.For this purpose, locking member 140 can be metal ball.
The tool rack 100 for lathe according to a first embodiment of the present invention, two fixations will be described in further detail now
Slot 112 can be formed in the inner surface part adjacent with the protruding portion 121 of the clamping components 120 of the main component 110
On, to be separated from each other between the protruding portion 121.The flexible deformation component 130 can be by capableing of flexible deformation
The O-ring that material is formed, and be separately mounted in the fixing groove 112.That is, when the clamping components 120 that tool combines pass through
When external force is mobile, the protruding portions 121 of clamping components 120 can along main component 110 it is longitudinal between two O-rings linearly
It moves back and forth.
Hereinafter, the behaviour of the tool rack 100 for lathe according to a first embodiment of the present invention is described with reference to the accompanying drawings
Make.
Fig. 4 is the view for showing the state that clamping components are moved along the direction A.
Referring to Fig. 4, when tool is processed, clamping components 120 are moved along the direction A.Using tool processing object mistake
Cheng Zhong, clamping components 120 can be moved on the direction A by external force.At this point, flexible deformation component 130a deformation is to reduce tool
The load generated between screw thread.
Fig. 5 is the view for showing the state that clamping components are moved along the direction B.
Referring to Fig. 5, after the processing for completing object, tool is detached from from object, and can be imperfect in lathe
Ground controls main shaft 10.Although being mounted with individual means for correcting on lathe, possibly mistake can not be corrected.
However, being carried in the tool rack 100 for lathe according to a first embodiment of the present invention that can apply to tool
In the case where lotus, clamping components 120 can move on the direction B.At this point, the protruding portion 121 of clamping components 120 is become by compression elasticity
Shape component 130b, so that flexible deformation component 130b is deformed.
When generating load between tool and screw thread, clamping components 120 are subtly moved along the axial direction of main component 110
It is dynamic, and flexible deformation component 130 absorbs load, so as to reduce the load between tool and object.It therefore, not only can be with
The damage to the screw thread being formed in hole is prevented, and life tools can be reduced.
Fig. 6 is the sectional view for showing the tool rack for lathe according to a second embodiment of the present invention.
Referring to Fig. 6, in the tool rack 200 for lathe according to a second embodiment of the present invention, the main component 110
It may also include anti-separation portion 114.Anti-separation portion 114 is formed as prominent from a part of the inner surface of through-hole 111.More specifically,
It anti-separation portion 114 can be prominent from the part of the lower end of the inner surface of adjacent through-holes 111.
The lower end in contact in anti-separation portion 114 and locking member 140, to be located in main component 110 in locking member 140
It is exceedingly mobile towards clamping components 120 that locking member 140 is limited in the state of in through-hole 111.Therefore, even if clamping components
120 separate with main component 110, are also possible to prevent locking member 140 and are detached from from main component 110.
Fig. 7 is the exploded perspective view for showing the tool rack for lathe according to a third embodiment of the present invention.Fig. 8 is to show
The figure for the process that the main component of the tool rack for being used for lathe of Fig. 7 is connect with main shaft.
Referring to Fig. 7 and Fig. 8, the main component 210 of the tool rack 300 for lathe according to a third embodiment of the present invention is also
It may include eccentric part 115.Eccentric part 115 is projected upwards in the side of the peripheral surface of one end far from the main component 210, and
And it can be eccentrically formed.That is, eccentric part 115 can be from the imaginary centres bias landform of hollow 113 in main component 210
At.
As described above, the master that may be coupled to lathe for the tool rack 300 of lathe according to a third embodiment of the present invention
On axis, as by the example of main shaft and the connection structure for the tool rack 300 for being used for lathe, nut 12 can be in main component 210
It is connected in the state of nut 12 and is screwed on main shaft.
It is described when main component 210 rotates in one direction and main component 210 is passed through the hole in nut 12
One side contacts of eccentric part 115 and nut 12, so that main component 210 is connected with nut 12.Eccentric part 115 can be in order to master
The fastening of body component 210 and nut 12, and the stable bond state of retainer body component 210 and nut 12.
Fig. 9 is the perspective view for showing the tool rack 400 for lathe according to a fourth embodiment of the present invention, Figure 10 be along
The sectional view of the tool rack 400 for lathe of Fig. 9 of line X-X interception.
The tool rack 400 for lathe according to a fourth embodiment of the present invention may include main component 410, clamping components
420 and flexible deformation component 130.At this point, flexible deformation component 130 can with include according to above-described embodiment for machine
Flexible deformation component 130 in the tool rack 100 (referring to Fig. 3) of bed is identical, therefore by the descriptions thereof are omitted.
Main component 410 forms the hollow of upper surface and lower end surface polygon along the longitudinal direction.The shape of hollow section can
To be any one of rectangle, pentagon and octagon.
The upper surface and lower end surface of clamping components 420 can be made of described hollow to be inserted in polygon.At this point, folder
Hold component 420 have with the hollow corresponding shape of main component 410, allow to rotate together with main component 410.Clamping
Component 420 can be hollow identical or smaller with main component 410.Clamping components 420 may include a part from peripheral surface
Protruding portion outstanding.
As described above, in the tool rack 400 for lathe according to a fourth embodiment of the present invention, clamping components 420
The hollow shape of the shape and main component 410 of upper surface and lower end surface is polygon.According to a fourth embodiment of the present invention
Tool rack 400 and the difference of the tool rack 100 (referring to Fig. 3) for lathe according to previous embodiment for lathe exist
In not including locking member 140 (referring to Fig. 3).
Therefore, it can simplify the overall structure of the tool rack 400 for lathe according to a fourth embodiment of the present invention.Cause
This, compared with the tool rack 100 (referring to Fig. 3) for lathe according to above-described embodiment, according to a fourth embodiment of the present invention
Tool rack 400 for lathe can be easily manufactured.
Although the present invention is specifically illustrated and described by reference to exemplary embodiment of the present invention, it should be appreciated that,
Invention is not restricted to disclosed exemplary embodiment.It is construed as describing the present invention merely for illustrative purpose, without
It should be construed as the scope of the present invention described in limitation claim.Therefore, it will be appreciated by those skilled in the art that not
In the case where departing from the scope of the present invention, various modifications and equivalent integers are all possible.Therefore, true scope of the invention
It should be determined by the technical idea of appended claims.
Claims (9)
1. a kind of tool rack for lathe characterized by comprising
Main component, it is hollow with being formed along the longitudinal direction, and through-hole is formed in side；
Clamping components, comprising: protruding portion is inserted into the hollow of the main component, from the circumferential surface of the main component
A part is prominent；Insertion section, part corresponding with the through-hole on the circumferential surface of the main component are recessed along the longitudinal direction
It is formed；
At least one flexible deformation component, is arranged on the inner surface of the main component, and is configured to surround the clamping structure
The protruding portion of part is restored to initial position with the clamping components described when removing the external force acted on the clamping components；With
And
Locking member, the clamping components be inserted into the main component it is hollow in the state of, the locking member position
In the through-hole of the main component and it is partially inserted into the insertion sections of the clamping components.
2. a kind of tool rack for lathe characterized by comprising
Main component forms the hollow of upper surface and lower end surface polygon along the longitudinal direction；
Clamping components, upper surface and lower end surface be made of polygon it is described hollow to be inserted in, and including from peripheral surface
A part of protruding portion outstanding；And
At least one flexible deformation component, is arranged on the inner surface of the main component, and is configured to surround the clamping structure
The protruding portion of part is restored to initial position with the clamping components described when removing the external force acted on the clamping components.
3. the tool rack according to claim 1 or 2 for lathe, which is characterized in that two fixing grooves are between described prominent
Portion is formed on the inner surface part adjacent with the protruding portion of the clamping components of the main component out,
The flexible deformation component is two O-rings being made of the material for capableing of flexible deformation, so that being separately mounted to described
In fixing groove.
4. the tool rack according to claim 1 or 2 for lathe, which is characterized in that the described of the clamping components dashes forward
The shape of the vertical cross-section in portion is triangle, semicircle and any one of trapezoidal out.
5. the tool rack according to claim 1 for lathe, which is characterized in that the length of the insertion section of the clamping components
Degree is greater than the internal diameter of the through-hole of the main component.
6. the tool rack according to claim 1 for lathe, which is characterized in that when the clamping components by external force from
When the main component hollow moves along the longitudinal direction, the length of the insertion section of the clamping components be the protruding portion from
By holding the length moved between described two 0 shape rings.
7. the tool rack according to claim 1 for lathe, which is characterized in that the locking member is metal ball.
8. the tool rack according to claim 1 for lathe, which is characterized in that the main component further includes anti-separation
Portion, the anti-separation portion are formed as prominent from a part of the inner surface of the through-hole.
9. the tool rack according to claim 1 for lathe, which is characterized in that the main component further includes bias
Portion, the eccentric part is projected upwards in the side of the peripheral surface of one end far from the main component, and is eccentrically formed.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20160178304 | 2016-12-23 | ||
| KR10-2016-0178304 | 2016-12-23 | ||
| KR10-2017-0009973 | 2017-01-20 | ||
| KR1020170009973A KR101872343B1 (en) | 2016-12-23 | 2017-01-20 | Tool holder for machine tool |
| PCT/KR2017/015200 WO2018117668A1 (en) | 2016-12-23 | 2017-12-21 | Tool holder for machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110099770A true CN110099770A (en) | 2019-08-06 |
| CN110099770B CN110099770B (en) | 2021-12-03 |
Family
ID=62780025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780078778.6A Active CN110099770B (en) | 2016-12-23 | 2017-12-21 | Tool holder for machine tool |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101872343B1 (en) |
| CN (1) | CN110099770B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60142040U (en) * | 1984-02-27 | 1985-09-20 | 埼玉機器株式会社 | gripping device |
| JPS61124309U (en) * | 1985-01-24 | 1986-08-05 | ||
| JPH0740034U (en) * | 1993-12-27 | 1995-07-18 | 大昭和精機株式会社 | Tap holder |
| CN2474256Y (en) * | 2000-12-22 | 2002-01-30 | 徐进来 | Corrector for tracing bore diameter and drill way |
| JP3836606B2 (en) * | 1998-09-02 | 2006-10-25 | ヤマザキマザック株式会社 | Anti-vibration tool holder |
| WO2008105043A1 (en) * | 2007-02-23 | 2008-09-04 | Daishowa Seiki Co., Ltd. | Tap holder |
| CN103619521A (en) * | 2011-06-29 | 2014-03-05 | 大昭和精机株式会社 | Tap holder |
| JP5470659B2 (en) * | 2010-06-29 | 2014-04-16 | カトウ工機株式会社 | Tap holder |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1058260A (en) * | 1996-08-19 | 1998-03-03 | Fuji Seiko Kk | Tool holder |
-
2017
- 2017-01-20 KR KR1020170009973A patent/KR101872343B1/en active IP Right Grant
- 2017-12-21 CN CN201780078778.6A patent/CN110099770B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60142040U (en) * | 1984-02-27 | 1985-09-20 | 埼玉機器株式会社 | gripping device |
| JPS61124309U (en) * | 1985-01-24 | 1986-08-05 | ||
| JPH0740034U (en) * | 1993-12-27 | 1995-07-18 | 大昭和精機株式会社 | Tap holder |
| JP3836606B2 (en) * | 1998-09-02 | 2006-10-25 | ヤマザキマザック株式会社 | Anti-vibration tool holder |
| CN2474256Y (en) * | 2000-12-22 | 2002-01-30 | 徐进来 | Corrector for tracing bore diameter and drill way |
| WO2008105043A1 (en) * | 2007-02-23 | 2008-09-04 | Daishowa Seiki Co., Ltd. | Tap holder |
| JP5470659B2 (en) * | 2010-06-29 | 2014-04-16 | カトウ工機株式会社 | Tap holder |
| CN103619521A (en) * | 2011-06-29 | 2014-03-05 | 大昭和精机株式会社 | Tap holder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110099770B (en) | 2021-12-03 |
| KR101872343B1 (en) | 2018-06-28 |
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