CN205704470U - A kind of hole making drill - Google Patents
A kind of hole making drill Download PDFInfo
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- CN205704470U CN205704470U CN201620416103.0U CN201620416103U CN205704470U CN 205704470 U CN205704470 U CN 205704470U CN 201620416103 U CN201620416103 U CN 201620416103U CN 205704470 U CN205704470 U CN 205704470U
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- hole making
- tip
- location
- cutting
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Abstract
This application discloses a kind of hole making drill, including: location division, cutting part and force section；Described location division includes: base, the location tip being positioned on described base and the groove accommodating described cutting part cutting member, described location tip and described groove are positioned at the same side of described base；Described cutting part includes: have a cutting member cutting sword, and fixing described cutting member cuts the hollow fixture of sword opposite end, in working order under, described cutting member cut sword towards described groove；Described force section includes: the force application rod being flexibly connected with described hollow fixture, and under the pressure of described force application rod, in the receiving space that described location tip is arranged in can being embedded in described force application rod；Thus improve position of opening accuracy, it is to avoid inconsistent phenomenon present in Tapping procedures.
Description
Technical field
The application relates to field of mechanical technique, is specifically related to a kind of hole making drill.
Background technology
In daily life, often need to arrange perforate on some object, and then need a kind of perforate to set
Standby, conveniently perforate on object, in order to realize the effect of connection.Such as: pacify on preventer
When dress breather or breather valve, need perforate on the device, there is presently no for opening on preventer
If the hole making drill of pore.
In prior art, during object perforate, often occur that position of opening misplaces, and causes
Position of opening is inaccurate, and it is rough that verge of opening exists burr, and tapping equipment carries the phenomenons such as inconvenience.
How to provide and can be accurately positioned position of opening in Tapping procedures, after perforate, hole wall is smooth and carries
Hole making drill becomes those skilled in the art's technical issues that need to address easily.
Utility model content
The application provides a kind of hole making drill, and to solve the dislocation of existing position of opening, hole wall exists burr etc.
Problem, and this hole making drill disclosure satisfy that the demand of perforate on personal safety equipment.
The application provides a kind of hole making drill, including: location division, cutting part and force section；
Described location division includes: base, the location tip being positioned on described base and accommodate described cutting
The groove of portion's cutting member, described location tip and described groove are positioned at the same side of described base；
Described cutting part includes: have the cutting member cutting sword, and fixing described cutting member cuts sword opposite end
Hollow fixture, in working order under, described cutting member cut sword towards described groove；
Described force section includes: the force application rod being flexibly connected with described hollow fixture, and in described force
Under the pressure of bar, in the receiving space that described location tip is arranged in can being embedded in described force application rod；
Time in working order, the lower surface of described force application rod and the lower surface of described hollow fixture, with described
The upper surface of base is relative, and position of opening is treated in clamping between described location tip and described hollow fixture,
With described, described location tip treats that the central point of position of opening is relative；Described location tip or described force application rod to
The described central point pressure treating position of opening, described location tip pass described in treat that position of opening central point enters
Described receiving space, presses or rotates described hollow fixture and make described cutting member embed in described groove.
Preferably, the movable connection method of described force application rod and described hollow fixture is particularly as follows: in described
The inwall of empty fixture is provided with female thread, is provided with at described force application rod outer wall and matches with described female thread
External screw thread.
Preferably, outside the female thread length on described hollow fixture inwall is less than on described force application rod outer wall
Reach.
Preferably, described location tip is provided with external screw thread, be provided with in described receiving space with described outside
The female thread of threaded engagement.
Preferably, including housing, described housing and described base are dismountable connected mode, by described
Location tip, cutting part and force section are packaged in described housing.
Preferably, described housing and described base be dismountable connected mode particularly as follows:
The outside of described base is provided with external screw thread, is provided with the outer spiral shell with described base on the housing
The female thread that stricture of vagina matches.
Preferably, the opposite side accommodating space of the most described force application rod is provided with and described force application rod upper surface
Perpendicular handle.
Preferably, the upper surface at described handle is provided with by described handle edge to described handle center gradually
Recessed anti-skid structure.
Preferably, outside the outer wall of described hollow fixture, the outer wall of described location division and/or described force section
Skid resistant course it is provided with on wall.
Preferably, described base, described groove, described hollow fixture, described cutting member and described in execute
Power bar is cylindrical.
Additionally, the application also provides for a kind of hole making drill, including: location division and cutting part；
Described location division includes: base, the location tip being positioned on described base and accommodate described cutting
The groove of portion's cutting member, described location tip and described groove are positioned at the same side of described base；
Described cutting part includes: have the cutting member cutting sword, fixing described in cut the fixture of sword opposite end, with
And in described fixture, it is provided with the receiving space matched with described location tip；
Under in working order, described cutting member cut sword towards described groove, treat that position of opening is held in institute
State and cut between sword and described location tip, and with described, described location tip treats that the central point of position of opening is relative,
To described, described location tip or described cutting part treat that position of opening central point presses, described location tip passes
Described treat position of opening central point enter described receiving space, press or rotate described fixture and make described cutting
Part embeds in described groove.
Preferably, described location tip is provided with external screw thread, be provided with in described receiving space with described outside
The female thread of threaded engagement.
Preferably, including housing, described housing and described base are dismountable connected mode, by described
Location tip and cutting part are packaged in described housing.
Preferably, described housing and described base are dismountable connected mode particularly as follows: at described base
Outside is provided with external screw thread, is provided with the female thread that the external screw thread with described base matches on the housing.
Preferably, the outer wall of described cutting part and/or described base is provided with skid resistant course.
Compared with prior art, the application has the advantage that
The hole making drill that the application provides includes: location division, cutting part and force section；By determining on location division
Position tip alignment treats the central point of position of opening, by rotation urging portion, is converted to rotatory force position tip
Treat the pressure of position of opening such that it is able to utilize described location spike pierces to treat that the central point of position of opening is embedding
Enter in receiving space, force section, then pass through the described cutting part of rotation, rotatory force is converted to cutting member and cuts sword
To the described pressure treating position of opening, and cut sword described in enabling at this pressure and enter the recessed of location division base
In groove, finally realizing perforate, this hole making drill is realized the described location treating position of opening by location tip,
Avoid the dislocation in Tapping procedures, improve position of opening accuracy, and make hole wall edge-smoothing, and this perforate
Device is small and exquisite portable.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of a kind of hole making drill embodiment that the application provides；
Fig. 2 is the longitudinal sectional view of Fig. 1；
Fig. 3 be a kind of hole making drill embodiment that the application provides encapsulation after structural representation.
Symbol description
Location division 10, base 11, position tip 12, groove 13, cutting part 20, cutting member 21, cut sword
211, hollow fixture 22, force section 30, force application rod 31, handle 311, anti-skid structure 3111, accommodate
Space 32, female thread 40, external screw thread 50, housing 60.
Detailed description of the invention
Elaborate a lot of detail in the following description so that fully understanding the application.But, this Shen
Please implement to be much different from alternate manner described here, those skilled in the art can not disobey
Doing similar popularization in the case of back of the body the application intension, therefore, the application is not embodied as by following public
Limit.
Refer to shown in Fig. 1, the decomposition texture schematic diagram of a kind of hole making drill embodiment that Fig. 1 the application provides.
In the present embodiment, described hole making drill includes: location division, cutting part and force section；
Described location division 10 includes: base 11, the location tip 12 being positioned on described base 11, Yi Jirong
Receiving the groove 13 of described cutting part 20 cutting member 21, described location tip 12 and described groove 13 are positioned at institute
State the same side of base 11.
External screw thread 50, specifically, described location tip it is provided with on the most described location tip 12
12 can use nibbed screw, and tip one end of described nibbed screw is towards described cutting part 20, and the other end is solid
On described base 11.Time in working order, described nibbed screw is relative with the central point treating position of opening.
Described cutting part 20 includes: have the cutting member 21 cutting sword, and fixing described cutting member 21 cuts sword
The hollow fixture 22 of 211 opposite ends, in working order under, described cutting member 21 cut sword 211 towards institute
State groove 13.
The most described cutting member 21 is cutting knife, and one end of described cutting knife is blade, and the other end is fixed on
On described hollow fixture 22, described blade is and cuts sword 211, in working order under, described blade is relative
In the side of described groove 13, the other end of described cutting knife can be embedded in described hollow fixture 22,
Described cutting knife can will be treated that position with pores is cut off by External Force Acting.In this embodiment, position of opening is treated described in
Offered for circular hole time, the most described cutting knife is for circular and be fixed on bottom described hollow fixture 22.Described
Hollow fixture 22 is internally provided with female thread 40.
It should be noted that described blade protrudes from described hollow fixture 22 lower surface, it may be assumed that in work
Making under state, described blade extends towards described groove 13, and higher than described hollow fixture 22 lower surface,
Consequently facilitating blade enters in described groove 13 under the effect of external force.
In conjunction with Fig. 1 with reference to shown in Fig. 2, Fig. 2 is the longitudinal sectional view of Fig. 1.
Described force section 30 includes: the force application rod 31, Yi Ji being flexibly connected with described hollow fixture 22
Under the pressure of described force application rod 31, described location tip 12 is arranged in can being embedded in described force application rod 31
Accommodate in space 32.
In this embodiment, described force application rod 31 is provided with matches with described hollow fixture 22 female thread 40
The external screw thread 50 closed, joining by internal and external threads 50 between described force application rod 31 and described hollow fixture 22
Close and be flexibly connected.It is provided with female thread 40, described receiving in the receiving space 32 that described force application rod 31 is arranged
The female thread 40 that space 32 is arranged coordinates with described nibbed screw, can by described nibbed screw by rotating
Screw in described receiving space 32.
It should be noted that be to be converted to pressure by the revolving force of internal and external threads 50 realize opening in this embodiment
Hole, it may be assumed that described force application rod 31 accommodates the female thread 40 in space 32 and coordinating of described nibbed screw, permissible
It is that the revolving force of described force application rod 31 is converted to the pressure that described receiving space 32 applies to described nibbed screw
Power, or the revolving force of described nibbed screw is converted to described nibbed screw accommodates to described force application rod 31
Space 32 apply pressure so that nibbed screw can penetrate described in treat position of opening central point enter institute
State in receiving space 32, and then locating holes position, it is to avoid in Tapping procedures, position of opening sends out into dislocation.
Described in penetrating at described nibbed screw after position of opening, rotate and be positioned at the hollow on described force application rod 31
Fixture 22 so that the cutting knife of cutting part 20 presses pressure in described groove 13, and then will be located in described
Treat that limit, position of opening hole cuts off between base 11 upper surface and described hollow fixture 22 lower surface, it is achieved
Perforate effect.
This enforcement uses internal and external threads 50 that revolving force is converted to the process of pressure, described hollow fixture 22
Female thread 40 length on inwall is less than external screw thread 50 length on described force application rod 31 outer wall so that described
Hollow fixture 22 can move up and down on described force application rod 31, makes the cutter on described hollow fixture 22
Sword is embedded in described groove 13.
For ease of the rotation of described force application rod 31, the present embodiment is at the top of described force application rod 31, namely
Saying, be provided with handle 311 in the opposite end arranging described receiving space 32, described handle 311 can be circle
Plate-like is perpendicular with described force application rod 31 the most fixing, and described force application rod 31 is fixed on handle 311 middle position
Place, by rotating described handle 311 rotation urging bar 31, improves the convenience of operation.
Based on above-mentioned it is understood that work as cutting knife fixing on described hollow fixture 22, not by rotation
Turn power and be converted to pressure, but by pressing mode realize described nibbed screw penetrate described in treat that position of opening enters
Enter in described receiving space 32, and realize cutting knife by same pressing mode and be embedded in described groove 13, enter
And in the case of completing perforate, owing to described hollow fixture 22 and described force application rod 31 interfix, and
The lower surface of described hollow fixture 22 is generally aligned in the same plane with the lower surface of described force application rod 31, and fixes
Outside the described cutting knife of described force application rod 31 lower surface then stretches out described force application rod 31 lower surface, therefore two
Length between person can be identical or differ, as long as ensure that to realize cutting knife by the way of pressing embedding
Enter in described groove 13, the length not requirement to described force application rod 31 and described hollow fixture 22.
It should be noted that in working order time, the lower surface of described force application rod 31 and described hollow fixture
The lower surface of 22, relative with the upper surface of described base 11, and in described location tip 12 and described hollow
Between fixture 22, position of opening, described location tip 12 and the described central point treating position of opening are treated in clamping
Relatively；Described location tip 12 or described force application rod 31 is to the described central point pressure treating position of opening, institute
State location tip 12 pass described in treat position of opening central point enter described receiving space 32, press or rotate institute
Stating hollow fixture 22 makes described cutting member 21 embed in described groove 13.
It is understood that between described hollow fixture 22 and described force application rod 31, and described force
Can be cooperated by setting between receiving space 32 and the nibbed screw of described location division 10 in portion 30
Internal and external threads 50, therefore, it is possible to relatively rotate, for ease of rotation each other, it is to avoid during force
Outer wall skidding occurs, on described hollow fixture 22, on described force section 30 and/or described location
Being provided with skid resistant course (not shown) in portion 10, specifically, the skid resistant course of described location division 10 is arranged at described
The outer wall of base 11, the skid resistant course of described force section 30 is arranged on the outer wall of described handle 311, described
Skid resistant course on hollow fixture 22 is arranged on its outer wall.
In this embodiment, described skid resistant course can arrange anti-skidding salient point or anti-skidding convex on the outer wall of all parts
Rib, it is achieved skidproof effect, described anti-skidding salient point or anti-skidding fin can be unordered shapes or according to certain rule
The orderly shape of arrangement.
For preferably avoiding, during force section 30 applies external force, skidding occurs, at described handle 311
Upper surface be provided with anti-skid structure 3111, described anti-skid structure 3111 can be by described hands in this embodiment
The anti-skid structure 3111 that handle 311 edge is the most recessed to described handle 311 center.Described anti-skid structure 3111
Can be provided separately within handle 311, it is also possible to be simultaneously located on described handle 311 with described skid resistant course,
It is to say, may include that skid resistant course and/or anti-skid structure 3111 on described handle 311.
In conjunction with Fig. 1 and Fig. 2, with reference to shown in Fig. 3, Fig. 3 is a kind of hole making drill embodiment that the application provides
Structural representation after encapsulation.
Location division 10, cutting part 20 and the force section 30 that hole making drill in the present embodiment includes is independent
Body, although, can movable be connected between described cutting part 20 with described force section 30, but the two with
The situation of separation is there is in a non-operative state, for ease of the storage of described hole making drill between described location division 10
Deposit and avoid losing parts, the embodiment of the application hole making drill also includes: housing 60, described housing 60 with
Described base 11 is dismountable connected mode, by described location tip 12, cutting part 20 and force section
30 are packaged in described housing 60.Described dismountable connected mode can use outside described base 11
Side is provided with base 11 external screw thread 50, is provided with and the external screw thread of described base 11 on described housing 60
Housing 60 female thread 40 that 50 match, it is achieved described housing 60 and the connection of described base 11, described
Housing 60 opening diameter can be equal between described base 11, and after the two connects, described base 11 can
To be covered by described housing 60 opening, and then realize being encapsulated in described housing 60 hole making drill all parts
Effect.
It is understood that on the dismountable connected mode between described base 11 and housing 60 is not limited to
State the cooperation of internal and external threads 50, it is also possible to realize the two dismountable connection by click on fashion, such as:
Fastening projection is set on described base 11, described housing 60 arranges fastening and buckles, by fastening projection
Coordinating between buckling with fastening, it is achieved described housing 60 and the connection of described base 11；Thus do not make
The various piece of described hole making drill can be packaged in described housing 60 with during hole making drill, it is achieved storage is deposited,
Avoid loss of parts.
In this embodiment, described base 11, described groove 13, described hollow fixture 22, described cutting member
21 and described force application rod 31 be cylindrical, the side of the described cutting member 21 non-blade of cutting knife is embedded in described
The lower surface of hollow fixture 22, and the cutting knife of whole circle is set along described lower surface.
It should be noted that described base 11, described groove 13, described hollow fixture 22, described cutting
The shape of part 21 and described force application rod 31 is not limited to above-mentioned, and the shape of described cutting knife can be according to described
The shape of perforate determines, and the shape of described base 11, described groove 13, described hollow fixture 22 can
Set with the shape according to described cutting knife.
Based on foregoing, below the work process of the hole making drill that the application provides is illustrated, the most such as
Under:
Time in working order, by rotating described base 11 or described housing 60, by described housing 60 with
Described base 11 separates, and is in and is connected shape between described hollow fixture 22 with described force application rod 31；To treat
The nibbed screw that position of opening is positioned on described base 11 and described hollow fixture 22 lower surface (or
It is described force application rod 31 lower surface) between, described hollow fixture 22 lower surface and described force application rod 31 times
Surface is relative with the upper surface of described base 11, say, that described in treat that position of opening is held in described
Between nibbed screw and described hollow fixture 22, described nibbed screw and the described central point treating position of opening
Relatively.Rotating described handle 311 makes described force application rod 31 rotate to the direction of described nibbed screw, now,
Described force application rod 31 is synchronize to rotation with described hollow fixture 22, it is possible to understand that yes, it is also possible to rotate
Described base 11 makes described nibbed screw rotate to the receiving space 32 of described force application rod 31, in this embodiment,
Use the mode of rotary handle 311.By rotating described handle 311, the external screw thread 50 of described nibbed screw
Female thread 40 in space 32 can be accommodated, make to be applied to described nibbed screw to coordinating with described force application rod 31
Revolving force is converted to pressure, penetrate described in treat position of opening and be screwed into the receiving space 32 of described force application rod 31
In, when described after position of opening is positioned with described nibbed screw by the receiving space 32 of described force application rod 31,
Rotate described hollow fixture 22, at female thread 40 and the described force application rod 31 of described hollow fixture 22
External screw thread 50 matches down, and the cutting knife on described hollow fixture 22 is in the groove 13 of described base 11
Mobile, and be embedded under external force constantly presses in groove 13, thus realize cutting and boring.
Based on foregoing, the application also provides for a kind of hole making drill, including: location division 10 and cutting part 20；
Described location division 10 includes: base 11, the location tip 12 being positioned on described base 11, Yi Jirong
Receiving the groove 13 of described cutting part 20 cutting member 21, described location tip 12 and described groove 13 are positioned at institute
State the same side of base 11；
Described cutting part 20 includes: have the cutting member 21 cutting sword 211, fixing described in cut sword 211 opposite end
Fixture, and in described fixture, be provided with the receiving space 32 matched with described location tip 12；
Under in working order, described cutting member 21 cut sword 211 towards described groove 13, treat position of opening quilt
Cut described in being held between sword 211 and described location tip 12, and described location tip 12 is waited out with described
The central point of hole site is relative, and described location tip 12 or described cutting part 20 is treated in position of opening to described
Heart point press, described location tip 12 pass described in treat position of opening central point enter described receiving space 32,
Pressing or rotating described fixture makes described cutting member 21 embed in described groove 13.
Being with above-mentioned hole making drill difference, the described receiving space 32 accommodating described location tip 12 sets
Put inside the fixture of cutting part 20, say, that fixture is internal is solid shape, and opens in solid
Being provided with receiving space 32, this hole making drill can realize perforate effect without force section 30.
Be provided with external screw thread 50 on described location tip 12, be provided with in described receiving space 32 with described outside
The female thread 40 that screw thread 50 coordinates.
This hole making drill may include that housing 60, described housing 60 are connected for dismountable with described base 11
Mode, is packaged in described location tip 12 and cutting part 20 in described housing 60.Described housing 60 with
Described base 11 is dismountable connected mode particularly as follows: be provided with external screw thread in the outside of described base 11
50, described housing 60 is provided with the female thread 40 that the external screw thread 50 with described base 11 matches.
The outer wall of described cutting part 20 and/or described base 11 is provided with skid resistant course.
In addition to above-mentioned difference, other structures refer to the explanation of Fig. 1-Fig. 3, the most no longer to specifically
Structure illustrates.
It should be noted that the work process of this hole making drill is:
Time in working order, by rotating described base 11 or described housing 60, by described housing 60 with
Described base 11 separates, and will treat that position of opening places described location tip 12 and described cutting part 20 lower surface
Between, and described in tip 12 correspondence of described location, treat the central point of position of opening, by rotating described fixed part,
Rotatory force is converted to the pressure to described location tip 12, makes location tip 12 wear under the effect of the pressure
In treating the receiving space 32 that position of opening enters described fixed part described in Tou, if now cutting member 21 does not has
Enter groove 13, be then rotated further fixed part, be the rotatory force pressure that is converted to described groove 13 direction,
And then make described cutting member 21 enter described groove 13, it is achieved cutting and boring.
Above two hole making drill can apply to the perforate of the air-vent of mask, or paper perforate etc..
Although the application is open as above with preferred embodiment, but it is not for limiting the application, Ren Heben
Skilled person, without departing from spirit and scope, can make possible variation and amendment,
Therefore the protection domain of the application should be defined in the range of standard with the application claim.
Claims (15)
1. a hole making drill, it is characterised in that including: location division, cutting part and force section；
Described location division includes: base, the location tip being positioned on described base and accommodate described cutting
The groove of portion's cutting member, described location tip and described groove are positioned at the same side of described base；
Described cutting part includes: have the cutting member cutting sword, and fixing described cutting member cuts sword opposite end
Hollow fixture, in working order under, described cutting member cut sword towards described groove；
Described force section includes: the force application rod being flexibly connected with described hollow fixture, and in described force
Under the pressure of bar, in the receiving space that described location tip is arranged in can being embedded in described force application rod；
Time in working order, the lower surface of described force application rod and the lower surface of described hollow fixture, with described
The upper surface of base is relative, and position of opening is treated in clamping between described location tip and described hollow fixture,
With described, described location tip treats that the central point of position of opening is relative；Described location tip or described force application rod to
The described central point pressure treating position of opening, described location tip pass described in treat that position of opening central point enters
Described receiving space, presses or rotates described hollow fixture and make described cutting member embed in described groove.
Hole making drill the most according to claim 1, it is characterised in that described force application rod is solid with described hollow
The movable connection method of locking member is particularly as follows: be provided with female thread, described at the inwall of described hollow fixture
Force application rod outer wall is provided with the external screw thread matched with described female thread.
Hole making drill the most according to claim 2, it is characterised in that on described hollow fixture inwall
Female thread length is less than the external thread length on described force application rod outer wall.
Hole making drill the most according to claim 1, it is characterised in that outside being provided with on the tip of described location
Screw thread, is provided with, in described receiving space, the female thread coordinated with described external screw thread.
Hole making drill the most according to claim 1, it is characterised in that including: housing, described housing with
Described base is dismountable connected mode, and described location tip, cutting part and force section are packaged in institute
State in housing.
Hole making drill the most according to claim 5, it is characterised in that described housing and described base are can
Dismounting connected mode particularly as follows:
The outside of described base is provided with external screw thread, is provided with the outer spiral shell with described base on the housing
The female thread that stricture of vagina matches.
Hole making drill the most according to claim 1, it is characterised in that: the receiving of the most described force application rod is empty
Between opposite side be provided with the handle perpendicular with described force application rod upper surface.
Hole making drill the most according to claim 7, it is characterised in that: the upper surface at described handle is arranged
Have by described handle edge to the most recessed anti-skid structure of described handle center.
Hole making drill the most according to claim 1, it is characterised in that: the outer wall of described hollow fixture,
It is provided with skid resistant course on the outer wall of described location division and/or the outer wall of described force section.
Hole making drill the most according to claim 1, it is characterised in that described base, described groove,
Described hollow fixture, described cutting member and described force application rod are cylindrical.
11. 1 kinds of hole making drills, it is characterised in that including: location division and cutting part；
Described location division includes: base, the location tip being positioned on described base and accommodate described cutting
The groove of portion's cutting member, described location tip and described groove are positioned at the same side of described base；
Described cutting part includes: have the cutting member cutting sword, fixing described in cut the fixture of sword opposite end, with
And in described fixture, it is provided with the receiving space matched with described location tip；
Under in working order, described cutting member cut sword towards described groove, treat that position of opening is held in institute
State and cut between sword and described location tip, and with described, described location tip treats that the central point of position of opening is relative,
To described, described location tip or described cutting part treat that position of opening central point presses, described location tip passes
Described treat position of opening central point enter described receiving space, press or rotate described fixture and make described cutting
Part embeds in described groove.
12. hole making drills according to claim 11, it is characterised in that be provided with on the tip of described location
External screw thread, is provided with, in described receiving space, the female thread coordinated with described external screw thread.
13. hole making drills according to claim 11, it is characterised in that including: housing, described housing
It is dismountable connected mode with described base, described location tip and cutting part are packaged in described housing.
14. hole making drills according to claim 13, it is characterised in that described housing with described base is
Dismountable connected mode, particularly as follows: be provided with external screw thread in the outside of described base, sets on the housing
It is equipped with the female thread that the external screw thread with described base matches.
15. hole making drills according to claim 11, it is characterised in that at described cutting part and/or described
It is provided with skid resistant course on the outer wall of base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416103.0U CN205704470U (en) | 2016-05-09 | 2016-05-09 | A kind of hole making drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416103.0U CN205704470U (en) | 2016-05-09 | 2016-05-09 | A kind of hole making drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205704470U true CN205704470U (en) | 2016-11-23 |
Family
ID=57304199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620416103.0U Active CN205704470U (en) | 2016-05-09 | 2016-05-09 | A kind of hole making drill |
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| Country | Link |
|---|---|
| CN (1) | CN205704470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018104096A1 (en) * | 2016-12-08 | 2018-06-14 | Phoenix Contact Gmbh & Co Kg | Cut-out tool |
-
2016
- 2016-05-09 CN CN201620416103.0U patent/CN205704470U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018104096A1 (en) * | 2016-12-08 | 2018-06-14 | Phoenix Contact Gmbh & Co Kg | Cut-out tool |
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