CN106513795A - Improved drill bit fastening device of drilling machine - Google Patents
Improved drill bit fastening device of drilling machine Download PDFInfo
- Publication number
- CN106513795A CN106513795A CN201611107298.1A CN201611107298A CN106513795A CN 106513795 A CN106513795 A CN 106513795A CN 201611107298 A CN201611107298 A CN 201611107298A CN 106513795 A CN106513795 A CN 106513795A
- Authority
- CN
- China
- Prior art keywords
- push
- jacket
- stubborn
- pull
- internal jacket
- 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
- 238000005553 drilling Methods 0.000 title abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 2
- 210000001215 vagina Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical group C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/12—Adapters for drills or chucks; Tapered sleeves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an improved drill bit fastening device of a drilling machine, which comprises an outer jacket (1) and an inner jacket (5), wherein a steel ball chute (6) is arranged on the inner circular surface of the outer jacket (1), another group of steel ball chutes (6) corresponding to the outer jacket (1) are arranged on the outer circular surface of the inner jacket (5), the inner jacket (5) is arranged in the outer jacket (1), a plurality of rows of steel balls (7) are arranged between two groups of steel ball chutes (6), the steel balls (7) are fixedly connected through a sleeve (8), a group of main flow pipe (10) is arranged in the inner jacket (5), a shunt pipe (11) and a branch pipe (12) which are communicated with the main flow pipe (10) are arranged in the inner jacket (5), a group of screwing pipe body (13) is fixed in front of the inner jacket (5), and a screwing area (14) is arranged in the screwing pipe body (13), and the screwing area (14) is communicated with the shunt pipe (11).
Description
Technical field
The present invention relates to a kind of modified model drill clamp device.
Background technology
At present, boring machine the industries such as building, house ornamentation be employed more and more extensively, boring machine needs basis in drilling
The depth of punching is changing the drill bit of different length；During using working compared with long drill bit, under the drive that motor is twisted at a high speed, often
Meeting is long because of drill bit and causes the drill bit eccentric phenomena for occurring simply by end fixed mode, causes hole deflection,
Have a strong impact on work quality and work efficiency.
The content of the invention
It is an object of the invention to provide a kind of modified model drill clamp device, to solve in above-mentioned background technology
The problem of proposition.
For achieving the above object, the present invention provides following technical scheme：
A kind of modified model drill clamp device, including external jacket and internal jacket, the inner headed face of the external jacket is provided with steel
Pearl chute, the periphery of the internal jacket are provided with another group steel ball chute corresponding with the external jacket, the internal jacket peace
The inside of external jacket is placed on, and described in two groups, between steel ball chute, lays multirow steel ball, described in multirow, between steel ball, pass through tackling
It is fixedly connected, is provided with one group of main flow pipe inside the internal jacket, is provided with inside the internal jacket and leads to the main flow pipe
Isocon and Zhi Liuguan, set one group and twist pressure pipe body, be provided with stubborn nip inside the stubborn pressure pipe body before the internal jacket,
And the stubborn nip is mutually interlinked with the isocon, the stubborn pressure pipe body is twisted in one group of the inside placement positioned at the stubborn nip
Pressure valve, the top surface centre position of the stubborn pressure valve set one group of threaded post for penetrating the stubborn pressure pipe body, and the threaded post and
It is threaded connection between the stubborn pressure pipe body, the threaded post is fixing one group of stubborn pressure outside the stubborn pressure pipe body
Block, the centre of the internal jacket are provided with Kong Tou areas, and the internal jacket is fixed with multiple push-and-pull tubing strings in the position positioned at Kong Tou areas
Body, is provided with push-and-pull space inside the push-and-pull tube column, one group of Push-and-pull valve, institute's Push-and-pull valve are laid in the inside in the push-and-pull space
The centre of top surface fix one group of push-pull bar, the push-pull bar penetrates the push-and-pull tube column, and the push-pull bar positioned at institute
State the external one end of push-and-pull tubing string and set one group of holding body, on front side of the holding body, be provided with catch surface, the internal jacket is in place
Multigroup elastic force apparatus, the elastic force apparatus away from the internal jacket are provided with the position of the push-and-pull tube column both sides
End is fixedly connected with the holding body, is provided with dust cover, the dust cover and the outer clip between the external jacket and internal jacket
Set is fixedly installed, and the dust cover is being provided with gap sky on the position of the internal jacket, and the gap is empty to be used for not affecting
Rotation of the internal jacket relative to the external jacket.
Further, the stubborn pressure valve and touching for stubborn pressure pipe body be provided between wall protective pad.
Further, the threaded post is provided with external screw thread, and the stubborn pressure pipe body is in the position penetrated by the threaded post
Install the female thread engaged with the external screw thread.
Further, the end of the threaded post is fixed on the inside of the stubborn pressure valve by bearing.
Further, institute's Push-and-pull valve and touching for the push-and-pull tube column be provided between wall protective pad.
Further, the external jacket and internal jacket are identical with the radius of steel ball in the slot positioned at steel ball runner position.
Further, hydraulic oil is housed inside the isocon, main flow pipe and Zhi Liuguan.
Compared with prior art, the invention has the beneficial effects as follows：
The present invention is acted in drill, is effectively fastened drill bit by this device, is not affecting drill bit normal
In the case of twisting, position-limiting action is carried out to drill bit, occur eccentric phenomena under the circumference of the high-speed rotation so as to prevent drill bit, enter
And ensure the accurate of hole, improve work quality and work efficiency.
Description of the drawings
Fig. 1 is a kind of structural representation of modified model drill clamp device of the invention；
Fig. 2 is the structural representation in a kind of modified model drill clamp device of the invention inside internal jacket；
Fig. 3 is that the attachment structure of stubborn pressure pipe body and internal jacket in a kind of modified model drill clamp device of the invention is illustrated
Figure.
Fig. 4 is the connection enlarged diagram of present invention holding body under tightening state.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1-4, a kind of embodiment that the present invention is provided：A kind of modified model drill clamp device, including
External jacket 1 and internal jacket 5, the inner headed face of the external jacket 1 are provided with steel ball chute 6, and the periphery of the internal jacket 5 is provided with and institute
Another group of corresponding steel ball chute 6 of external jacket 1 is stated, the internal jacket 5 is placed in the inside of external jacket 1, and steel described in two groups
Multirow steel ball 7 is laid between pearl chute 6, is fixedly connected by tackling 8, the inside of the internal jacket 5 described in multirow between steel ball 7
One group of main flow pipe 10 is provided with, the inside of the internal jacket 5 is provided with the isocon 11 and Zhi Liuguan 12 for leading to the main flow pipe 10, institute
State and before internal jacket 5, fix one group of stubborn pressure pipe body 13, the inside of the stubborn pressure pipe body 13 is provided with stubborn nip 14, and the stubborn pressure
Area 14 is mutually interlinked with the isocon 11, and the stubborn pressure pipe body 13 is laying one group of stubborn pressure positioned at the inside of the stubborn nip 14
Valve 15, the top surface centre position of the stubborn pressure valve 15 fix one group of threaded post 16 for penetrating the stubborn pressure pipe body 13, and the spiral shell
It is threaded connection between stricture of vagina post 16 and the stubborn pressure pipe body 13, the threaded post 16 is positioned at the outside of the stubborn pressure pipe body 13
Fix one group and twist briquetting 17, the centre of the internal jacket 5 is provided with Kong Tou areas 9, and the internal jacket 5 is in the position positioned at Kong Tou areas 9
Multirow push-and-pull tube column 18 is fixed with, the inside of the push-and-pull tube column 18 is provided with push-and-pull space 19, the push-and-pull space 19
One group of Push-and-pull valve 20 is laid in the inside, and one group of push-pull bar is fixed in the centre of the top surface of institute's Push-and-pull valve 20, and the push-pull bar penetrates described
Push-and-pull tube column 18, and the push-pull bar fixes one group of holding body 21 in the one end outside the push-and-pull tube column 18, it is described
The front side of holding body 21 is provided with catch surface 22, and the internal jacket 5 is being arranged on the position of 18 both sides of push-and-pull tube column
Multigroup elastic force apparatus 2, the elastic force apparatus 2 are fixedly connected with the holding body 21 away from one end of the internal jacket 5, described
Elastic force apparatus 2 are used for slowing down the vibration that the drill bit in boring procedure passes to the push-and-pull tube column 18 by the holding body 21
Power, increased the service life of whole device, be provided with dust cover 101, the dust cover between the external jacket 1 and internal jacket 5
101 are fixedly installed with the external jacket 1, and the dust cover 101 is being provided with gap sky, institute on the position of the internal jacket 5
State gap empty for not affecting the internal jacket 5 relative to the rotation of the external jacket 1, the dust cover 101 can be effective
Operationally dust enters in steel ball chute 6 or is attached to the ball surfaces to prevent boring machine, improves whole device fortune
Capable stability and reliability.
The stubborn pressure valve 15 and touching for stubborn pressure pipe body 13 be provided between wall protective pad, prevent hydraulic pressure oil seepage；The screw thread
Post 16 is provided with external screw thread, and the stubborn pressure pipe body 13 is being provided with and the external screw thread phase by the position penetrated by the threaded post 16
The female thread of engagement, plays a part of threaded connection；The end of the threaded post 16 is fixed on the stubborn pressure valve 15 by bearing
The inside, now, threaded post 16 just can twist advance, and twist pressure valve 15 and will not twist, but can advance, and play stubborn pressure
Effect；The Push-and-pull valve 20 and touching for the push-and-pull tube column 18 be provided between wall protective pad, prevent because of hydraulic pressure oil seepage and shadow
Ring the ability to work of device；The external jacket 1 and internal jacket 5 are being located at the slot of 6 position of steel ball chute and the radius phase of steel ball 7
Together, now, steel ball 7 can play effective rolling friction effect, and steel ball 7 will not be caused to escape planned orbit；The shunting
Hydraulic oil is housed inside pipe 11, main flow pipe 10 and Zhi Liuguan 12, the transmission effect of power for pushing, is played.
Specifically used mode：In present invention work, one end of drill bit is penetrated into Kong Tou areas 9 first, then external jacket 1 is fixed
On the body for boring empty machine, now, stubborn briquetting 17 is twisted respectively, as threaded post 16 and stubborn pressure pipe body 13 are threaded connections, twist
Turn to cause threaded post 16 to drive stubborn pressure valve 15 to move down, the hydraulic oil inside stubborn pressure pipe body 13 will pass through isocon
11st, in the push-and-pull space 19 that main flow pipe 10 and Zhi Liuguan 12 are entered into inside push-and-pull tube column 18, Push-and-pull valve 20 is pushed,
And Push-and-pull valve 20 drives push-pull bar to cause the catch surface 22 in holding body 21 to be connected to the surface of the drill bit body of rod, further twist each
Organize stubborn briquetting 17 so that each group holding body 21 plays effective clamping effect, when drill bit is rotated, as 21 clamping of holding body is bored
Head, drill bit can drive holding body 21 while rotating, and then drive internal jacket 5 to rotate together, due to the architectural characteristic of steel ball 7, energy
Enough so that relatively rotating between internal jacket 5 and external jacket 1；In boring procedure, as drill bit is by 5 clamping of internal jacket, energy
The generation of enough eccentric phenomenas for effectively preventing drill bit from producing due to running up, can be slowed down by the elastic force apparatus 2
In boring procedure, drill bit passes to the vibration force of the push-and-pull tube column 18 by the holding body 21, increased whole device
Service life；By the dust cover 101 arranged between external jacket 1 and internal jacket 5, boring machine can be effectively prevented operationally
Dust enters in steel ball chute 6 or is attached to the ball surfaces, improves the stability and reliability of whole device operation.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.
Claims (7)
1. a kind of modified model drill clamp device, including external jacket（1）And internal jacket（5）, it is characterised in that：It is described outer
Chuck（1）Inner headed face be provided with steel ball chute（6）, the internal jacket（5）Periphery be provided with and the external jacket（1）It is corresponding
Another group of steel ball chute（6）, the internal jacket（5）It is placed in external jacket（1）The inside, and steel ball chute described in two groups（6）
Between lay multirow steel ball（7）, steel ball described in multirow（7）Between pass through tackling（8）It is fixedly connected, the internal jacket（5）In
Face is provided with one group of main flow pipe（10）, the internal jacket（5）The inside be provided with and lead to the main flow pipe（10）Isocon（11）With
Zhi Liuguan（12）, the internal jacket（5）Before fix one group and twist pressure pipe body（13）, the stubborn pressure pipe body（13）The inside be provided with
Stubborn nip（14）, and the stubborn nip（14）With the isocon（11）Mutually interlink, the stubborn pressure pipe body（13）Positioned at institute
State stubborn nip（14）The inside lay one group twist pressure valve（15）, the stubborn pressure valve（15）Top surface centre position fix one group and penetrate
The stubborn pressure pipe body（13）Threaded post（16）, and the threaded post（16）With the stubborn pressure pipe body（13）Between by screw thread connect
Connect, the threaded post（16）Positioned at the stubborn pressure pipe body（13）Outside fix one group twist briquetting（17）, the internal jacket（5）
Centre be provided with Kong Tou areas（9）, the internal jacket（5）Positioned at Kong Tou areas（9）Position be fixed with multiple push-and-pull tube columns
（18）, the push-and-pull tube column（18）The inside be provided with push-and-pull space（19）, the push-and-pull space（19）The inside lay one group
Push-and-pull valve（20）, institute's Push-and-pull valve（20）The centre of top surface fix one group of push-pull bar, the push-pull bar penetrates the push-and-pull tubing string
Body（18）, and the push-pull bar is positioned at the push-and-pull tube column（18）One group of holding body is fixed in outer one end（21）, the card
Hold body（21）Front side be provided with catch surface（22）, the internal jacket（5）Positioned at the push-and-pull tube column（18）The position of both sides
On be provided with multigroup elastic force apparatus（2）, the elastic force apparatus（2）Away from the internal jacket（5）One end and the holding body
（21）It is fixedly connected, the external jacket（1）And internal jacket（5）Between be provided with dust cover（101）, the dust cover（101）With institute
State external jacket（1）It is fixedly installed, the dust cover（101）Near the internal jacket（5）To be provided with gap empty at position, it is described
Gap is empty to be used for not affecting the internal jacket（5）Relative to the external jacket（1）Rotation.
2. a kind of modified model drill clamp device according to claim 1, it is characterised in that：The stubborn pressure valve
（15）With stubborn pressure pipe body（13）Touch.
3. a kind of modified model drill clamp device according to claim 1, it is characterised in that：The threaded post
（16）It is provided with external screw thread, the stubborn pressure pipe body（13）By the threaded post（16）The position for being penetrated is provided with and the outer spiral shell
The female thread that stricture of vagina is engaged.
4. a kind of modified model drill clamp device according to claim 1, it is characterised in that：The threaded post
（16）End the stubborn pressure valve is fixed on by bearing（15）The inside.
5. a kind of modified model drill clamp device according to claim 1, it is characterised in that：Institute's Push-and-pull valve（20）
With the push-and-pull tube column（18）Touch.
6. a kind of modified model drill clamp device according to claim 1, it is characterised in that：The external jacket
（1）And internal jacket（5）Positioned at steel ball chute（6）The slot and steel ball of position（7）Radius it is identical.
7. a kind of modified model drill clamp device according to claim 1, it is characterised in that：The isocon
（11）, main flow pipe（10）And Zhi Liuguan（12）The inside is equipped with hydraulic oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611107298.1A CN106513795A (en) | 2016-12-06 | 2016-12-06 | Improved drill bit fastening device of drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611107298.1A CN106513795A (en) | 2016-12-06 | 2016-12-06 | Improved drill bit fastening device of drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106513795A true CN106513795A (en) | 2017-03-22 |
Family
ID=58341352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611107298.1A Pending CN106513795A (en) | 2016-12-06 | 2016-12-06 | Improved drill bit fastening device of drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106513795A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025002A (en) * | 2020-08-27 | 2020-12-04 | 北京俊南庆鑫物业管理有限公司 | Tapping clamp of numerical control milling machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3929343A (en) * | 1972-10-07 | 1975-12-30 | Bosch Gmbh Robert | Quick-release tool chuck |
| US4585077A (en) * | 1982-11-10 | 1986-04-29 | Black & Decker Overseas Ag | Drilling mechanism optionally usable as a rotary drill or a hammer drill |
| US20080302548A1 (en) * | 2004-07-15 | 2008-12-11 | Wacker Construction Equipment Ag | Percussion Hammer and/or Drill Hammer Comprising a Safety Coupling |
| CN201524821U (en) * | 2009-10-28 | 2010-07-14 | 宁波市鄞州亚大汽车管件有限公司 | Tube wall drilling and flanging device |
| CN203585701U (en) * | 2013-12-05 | 2014-05-07 | 青岛恒基泰机电科技有限公司 | Compounded pipe hydraulic expansion device |
-
2016
- 2016-12-06 CN CN201611107298.1A patent/CN106513795A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3929343A (en) * | 1972-10-07 | 1975-12-30 | Bosch Gmbh Robert | Quick-release tool chuck |
| US4585077A (en) * | 1982-11-10 | 1986-04-29 | Black & Decker Overseas Ag | Drilling mechanism optionally usable as a rotary drill or a hammer drill |
| US20080302548A1 (en) * | 2004-07-15 | 2008-12-11 | Wacker Construction Equipment Ag | Percussion Hammer and/or Drill Hammer Comprising a Safety Coupling |
| CN201524821U (en) * | 2009-10-28 | 2010-07-14 | 宁波市鄞州亚大汽车管件有限公司 | Tube wall drilling and flanging device |
| CN203585701U (en) * | 2013-12-05 | 2014-05-07 | 青岛恒基泰机电科技有限公司 | Compounded pipe hydraulic expansion device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025002A (en) * | 2020-08-27 | 2020-12-04 | 北京俊南庆鑫物业管理有限公司 | Tapping clamp of numerical control milling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20190104 |