CN108080681A - A kind of high-precision adjustable eccentric blade clamping apparatus - Google Patents
A kind of high-precision adjustable eccentric blade clamping apparatus Download PDFInfo
- Publication number
- CN108080681A CN108080681A CN201711412911.5A CN201711412911A CN108080681A CN 108080681 A CN108080681 A CN 108080681A CN 201711412911 A CN201711412911 A CN 201711412911A CN 108080681 A CN108080681 A CN 108080681A
- Authority
- CN
- China
- Prior art keywords
- butterfly spring
- pull rod
- collet chuck
- mounting hole
- clamping apparatus
- 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.)
- Withdrawn
Links
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
-
- 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
Abstract
The invention discloses the manufacturing methods of a kind of high-precision adjustable eccentric blade clamping apparatus and the clamping device.Pull rod (6) is equipped in shell (2), one end of pull rod (6) is used with collet chuck (4) to be threadedly coupled；Shell (2) is equipped with the butterfly spring mounting hole of open rearward end, and butterfly spring group (7) is set in butterfly spring mounting hole, and pull rod (6) passes through the central through hole of butterfly spring group (7)；One end of butterfly spring group (7) withstands on the inner face of butterfly spring mounting hole, and the other end is withstood on butterfly spring locking nut (9), and butterfly spring locking nut (9) is connected with pull rod (6) rear end portion.Using above-mentioned technical proposal, the quick change and quick locking of realization high-precision adjustable eccentric blade clamping apparatus；It ensure that the constant of the coupling mechanism force of drill bit installation, reduce operation difficulty, improve the reliability of bit operation, improve production efficiency, while improve the machining accuracy of lathe.
Description
Technical field
The invention belongs to the technical field of machine cut lathe, it is related to the cutter mounting structure of automatic machine tool, numerically-controlled machine tool.
More specifically, the present invention relates to a kind of high-precision adjustable eccentric blade clamping apparatus.
Background technology
At present, in the prior art, the drill bit installation of automatic machine tool, numerically-controlled machine tool all carries out clamping using elastic collet,
Ensure to clamp in a manner that machinery tenses again.This installation way cannot carry out quick-replaceable and quick locking；It is subject to machinery
The influence of structure, the clamping force of cutter cannot be constant, influences the reliability of processing sometimes.
The content of the invention
The present invention provides a kind of high-precision adjustable eccentric blade clamping apparatus, and the purpose is to realize high-precision adjustable eccentric knife
Have the quick change and quick locking of clamping device.
To achieve these goals, the technical solution taken of the present invention is：
The high-precision adjustable eccentric blade clamping apparatus of the present invention, including shell；The clamping device is pressed from both sides by collet chuck
Tight drill bit；The collet chuck is used along radially slotted multi-petal shape clamping structure；The collet chuck is used with collet chuck clamp body
Collet chuck is mounted in collet chuck clamp body by taper fit；The collet chuck clamp body is fixedly and coaxially connected with shell；Described is outer
Pull rod is equipped in shell, one end of the pull rod is used with collet chuck to be threadedly coupled；The shell is equipped with the butterfly spring of open rearward end
Mounting hole, butterfly spring group is set in the butterfly spring mounting hole, and the pull rod passes through the central through hole of butterfly spring group；The butterfly spring
One end of group withstands on the inner face of butterfly spring mounting hole, and the other end is withstood on butterfly spring locking nut, the butterfly spring locking nut with
Back end of tie rod portion connects.
It is set and the coaxially arranged adjustment of pull rod and stress screw rod on the back end of tie rod face；The adjustment and stress
Screw rod is connected by the threaded hole of external screw thread and pull rod.
The adjustment and stress screw rod are fastened on pull rod by adjusting stem jam nut.
Be equipped with guide collar in the butterfly spring mounting hole, the outer circle and endoporus of the guide collar respectively with the butterfly spring
The inner wall and pull rod of mounting hole form cooperation.
It, can the present invention also provides above-described high-precision in order to realize the goal of the invention identical with above-mentioned technical proposal
The manufacturing method of eccentric blade clamping apparatus, the technical process of the manufacturing method are：
1st, the mechanical processing of part, turning and grinding including shell, collet chuck clamp body, collet chuck, pull rod；Screw thread knot
The processing of structure；
2nd, collet chuck and the connection of pull rod spiral are installed；
3rd, collet chuck is fitted into collet chuck clamp body；
4th, collet chuck clamp body is installed on shell；
5th, butterfly spring group and guide collar are sleeved on pull rod and compressed；
6th, butterfly spring locking nut is screwed on pull rod, and butterfly spring group is compressed；
7th, adjustment stem jam nut is screwed on into adjustment and stress screw rod, it then will adjustment and stress screw rod screw-in pull rod.
The present invention is using above-mentioned technical proposal, the quick change and fast lock of realization high-precision adjustable eccentric blade clamping apparatus
Tightly；It ensure that the constant of the coupling mechanism force of drill bit installation, reduce operation difficulty, improve the reliability of bit operation, improve
Production efficiency, while improve the machining accuracy of lathe.
Description of the drawings
Content shown in attached drawing and the mark in figure are briefly described as follows：
Fig. 1 is the structural diagram of the present invention.
In figure mark for：
1st, adjustment and stress screw rod, 2, shell, 3, collet chuck clamp body, 4, collet chuck, 5, drill bit, 6, pull rod, 7, butterfly spring group, 8,
Guide collar, 9, butterfly spring locking nut, 10, adjustment stem jam nut.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to the specific embodiment of the present invention further details of
Illustrate, those skilled in the art to be helped to have more complete, accurate and deep reason to inventive concept of the invention, technical solution
Solution.
The structure of the present invention as shown in Figure 1 is a kind of high-precision adjustable eccentric blade clamping apparatus, including shell 2；It is described
Clamping device pass through collet chuck 4 clamp drill bit 5；The collet chuck 4 is used along radially slotted multi-petal shape clamping structure；It is described
Collet chuck 4 and collet chuck clamp body 3 using taper fit, collet chuck 4 is mounted in collet chuck clamp body 3；The collet chuck clamp body 3
It is fixedly and coaxially connected with shell 2.
In order to solve the problems, such as existing in the prior art and overcome its defect, high-precision adjustable eccentric blade clamping apparatus is realized
Quick change and quick locking goal of the invention, the technical solution taken of the present invention is：
As shown in Figure 1, the high-precision adjustable eccentric blade clamping apparatus of the present invention, pull rod 6 is equipped in the shell 2,
One end of the pull rod 6 uses with collet chuck 4 and is threadedly coupled；The shell 2 is equipped with the butterfly spring mounting hole of open rearward end, described
Butterfly spring mounting hole in butterfly spring group 7 is set, the pull rod 6 passes through the central through hole of butterfly spring group 7；The one of the butterfly spring group 7
End withstands on the inner face of butterfly spring mounting hole, and the other end is withstood on butterfly spring locking nut 9, the butterfly spring locking nut 9 and pull rod 6
Rear end portion connects.
Above-mentioned technical proposal realizes the quick change and quick locking of high-precision adjustable eccentric blade clamping apparatus；It ensure that drill bit
The coupling mechanism force of installation it is constant, reduce operation difficulty, improve the reliability of bit operation, improve production efficiency, simultaneously
Improve the machining accuracy of lathe.
It is set and the coaxially arranged adjustment of pull rod 6 and stress screw rod 1 on 6 rear end face of pull rod；The adjustment and
Stress screw rod 1 is connected by the threaded hole of external screw thread and pull rod 6.
The adjustment and stress screw rod 1 are fastened on pull rod 6 by adjusting stem jam nut 10.
It adjusts and the effect of stress screw rod 1 is：Pushing tow is carried out to pull rod 6 so that collet chuck 4 is from the taper hole of collet chuck clamp body 3
Middle release.
Be equipped with guide collar 8 in the butterfly spring mounting hole, the outer circle and endoporus of the guide collar 8 respectively with the butterfly
The inner wall and pull rod 6 of spring mounting hole form cooperation.
The effect of guide collar 8 is：Play the role of radial positioning to pull rod 6.
It, can the present invention also provides above-described high-precision in order to realize the goal of the invention identical with above-mentioned technical proposal
The manufacturing method of eccentric blade clamping apparatus, the technical process of the manufacturing method are：
1st, the mechanical processing of part, turning and grinding including shell 2, collet chuck clamp body 3, collet chuck 4, pull rod 6；Spiral shell
The processing of line structure；
2nd, collet chuck 4 is connected installation with 6 spiral of pull rod；
3rd, collet chuck 4 is fitted into collet chuck clamp body 3；
4th, collet chuck clamp body 3 is installed on shell 2；
5th, butterfly spring group 7 and guide collar 8 are sleeved on pull rod 6 and compressed；
6th, butterfly spring locking nut 9 is screwed on pull rod 6, and butterfly spring group 7 is compressed；
7th, adjustment stem jam nut 10 is screwed on into adjustment and stress screw rod 1, adjustment and stress screw rod 1 is then screwed in into pull rod
6。
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements and from aforesaid way
Limitation, as long as employ the inventive concept and technical scheme of the present invention progress various unsubstantialities improvement or without changing
Other occasions are directly applied to by the design of the present invention and technical solution, within protection scope of the present invention.
Claims (4)
1. a kind of high-precision adjustable eccentric blade clamping apparatus, including shell (2)；The clamping device is pressed from both sides by collet chuck (4)
Tight drill bit (5)；The collet chuck (4) is used along radially slotted multi-petal shape clamping structure；The collet chuck (4) is pressed from both sides with collet chuck
Specifically (3) use taper fit, and collet chuck (4) is mounted in collet chuck clamp body (3)；The collet chuck clamp body (3) and shell
(2) it is fixedly and coaxially connected；It is characterized in that：Pull rod (6), one end of the pull rod (6) and cylinder are equipped in the shell (2)
(4) are pressed from both sides using threaded connection；The shell (2) is equipped with the butterfly spring mounting hole of open rearward end, is set in the butterfly spring mounting hole
Butterfly spring group (7) is put, the pull rod (6) passes through the central through hole of butterfly spring group (7)；One end of the butterfly spring group (7) withstands on butterfly
The inner face of spring mounting hole, the other end are withstood on butterfly spring locking nut (9), after the butterfly spring locking nut (9) and pull rod (6)
End connects.
2. high-precision adjustable eccentric blade clamping apparatus described in accordance with the claim 1, it is characterised in that：The pull rod (6)
It is set and the coaxially arranged adjustment of pull rod (6) and stress screw rod (1) on rear end face；The adjustment and stress screw rod (1) passes through
The threaded hole of external screw thread and pull rod (6) is connected.
3. high-precision adjustable eccentric blade clamping apparatus described in accordance with the claim 2, it is characterised in that：By adjusting rod locking
The adjustment and stress screw rod (1) are fastened on pull rod (6) by nut (10).
4. high-precision adjustable eccentric blade clamping apparatus described in accordance with the claim 1, it is characterised in that：The butterfly spring installation
Be equipped with guide collar (8) in hole, the outer circle and endoporus of the guide collar (8) respectively with the inner wall of the butterfly spring mounting hole and drawing
Bar (6) forms cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412911.5A CN108080681A (en) | 2017-12-24 | 2017-12-24 | A kind of high-precision adjustable eccentric blade clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412911.5A CN108080681A (en) | 2017-12-24 | 2017-12-24 | A kind of high-precision adjustable eccentric blade clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108080681A true CN108080681A (en) | 2018-05-29 |
Family
ID=62178666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711412911.5A Withdrawn CN108080681A (en) | 2017-12-24 | 2017-12-24 | A kind of high-precision adjustable eccentric blade clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108080681A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59118307A (en) * | 1982-12-23 | 1984-07-09 | Nakamuratome Seimitsu Kogyo Kk | Rotary tool spindle of machine tool |
| CN87212379U (en) * | 1987-10-19 | 1988-08-03 | 李梦生 | Precision and combined sleeving grab chuck |
| CN201446425U (en) * | 2009-05-25 | 2010-05-05 | 王宁红 | Clamping mechanism for spring chuck to hold parts on lathe |
| CN103707215A (en) * | 2013-12-09 | 2014-04-09 | 重庆信奇建材机械制造有限公司 | Mandrel type clamp for mini-tiller |
| CN105798682A (en) * | 2016-05-26 | 2016-07-27 | 杭州太普机械科技有限公司 | Back pull type cylinder clamp and planet carrier machining equipment |
-
2017
- 2017-12-24 CN CN201711412911.5A patent/CN108080681A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59118307A (en) * | 1982-12-23 | 1984-07-09 | Nakamuratome Seimitsu Kogyo Kk | Rotary tool spindle of machine tool |
| CN87212379U (en) * | 1987-10-19 | 1988-08-03 | 李梦生 | Precision and combined sleeving grab chuck |
| CN201446425U (en) * | 2009-05-25 | 2010-05-05 | 王宁红 | Clamping mechanism for spring chuck to hold parts on lathe |
| CN103707215A (en) * | 2013-12-09 | 2014-04-09 | 重庆信奇建材机械制造有限公司 | Mandrel type clamp for mini-tiller |
| CN105798682A (en) * | 2016-05-26 | 2016-07-27 | 杭州太普机械科技有限公司 | Back pull type cylinder clamp and planet carrier machining equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180529 |
|
| WW01 | Invention patent application withdrawn after publication |