CN205464513U - Machine presss from both sides formula overload protection end milling cutter - Google Patents
Machine presss from both sides formula overload protection end milling cutter Download PDFInfo
- Publication number
- CN205464513U CN205464513U CN201620321518.XU CN201620321518U CN205464513U CN 205464513 U CN205464513 U CN 205464513U CN 201620321518 U CN201620321518 U CN 201620321518U CN 205464513 U CN205464513 U CN 205464513U
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- China
- Prior art keywords
- milling cutter
- milling
- cutter seat
- overload
- intermediate sleeve
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Abstract
The utility model provides a machine presss from both sides formula overload protection end milling cutter, by milling cutter pole, middle cover, milling cutter seat, slider and the milling cutter block group one -tenth of transshipping, cover and milling cutter seat in the middle of the straight shank portion suit of milling cutter pole, and milling cutter seat in the lower part of centre cover, the centre cover passes through the parallel key with the milling cutter pole and is connected, install thrust spring between milling cutter pole and the milling cutter seat, cartridge overload slider between centre cover and milling cutter seat, the department installs pressure regulating spring at the overload slider, the dress sword inslot at the milling cutter seat is installed to the milling cutter piece. Processing is during the work piece, the milling cutter piece pass through sword piece fastening screw press from both sides tight under the milling cutter seat in the straight flute of tip, but take off the milling cutter piece when the cutting edge with reverse side after blunt and carry out the sharpening, also can the eccentric mounting milling cutter piece, realize a cutter and accomplish thick, finish machining. The beneficial effect of the utility model: novel structure, convenient to use, the saving cost of charp tool have improved work efficiency, more have the characteristics of security, both be applicable to production practices, be applicable to teaching practice again.
Description
Technical field the utility model relates to a kind of being applied to the cutter of Milling Process on milling machine, and especially one
Plant clip type overload protection end mill(ing) cutter.
Background technology is in the production practices of enterprise, and Milling Process is one of common processing mode, Milling Process
Generally selecting end mill(ing) cutter during plane, when back engagement of the cutting edge is bigger, the shock loading of generation is relatively big, vibrations etc. are former
Cause, can affect the crudy of workpiece；Or because of the reason of misoperation, workpiece positioning and clamping is incorrect, work
Part easily produces loosening, easily causes security incident, and the operator with skilled and abundant operating experience can
Find the potential safety hazard solving to exist in time, but during the practical teaching of school, student is to Milling Process
Operate the strangest, there is no the concept of safety, when using end mill(ing) cutter processing part, easily cause lathe to damage
Security incident, and currently for school's practical teaching aspect, the most do not adapt to student and put into practice feature
Cutter, owing to being limited by factors such as the securities operated, current milling machine operating practice impart knowledge to students, vertical knee-type milling machine
Selection slotting cutter, three sword wire rod quality processing planes of horizontal milling machine selection, and slotting cutter, three sword wire rod quality
It is generally used for processing groove, step surface class part, although the certain machine operation method of students, but
Obviously there is a certain distance in practical teaching and production application.
Summary of the invention the utility model is asked for above-mentioned technology during practical teaching existing for end mill(ing) cutter
Topic, research and design one clip type overload protection end mill(ing) cutter, can use in production practices, also can meet
The practical teaching of school needs, thus the security overcoming current end mill(ing) cutter to exist in terms of teaching practice is asked
Topic.
The utility model is made up of milling arbor, intermediate sleeve, milling cutter seat, overload slide block and milling cutter block, milling cutter
The staight shank portion of bar is set with intermediate sleeve and milling cutter seat, and milling cutter seat is positioned at the bottom of intermediate sleeve, intermediate sleeve and milling cutter
Bar is connected by flat key；Thrust spring is installed between milling arbor and milling cutter seat；Intermediate sleeve and milling cutter seat it
Between plug-in mounting overload slide block, at overload slide block pressure regulating spring is installed, and on the end cap of overload slide block
It is provided with tension adjusting screw；Milling cutter block is arranged in the knife holder slot of milling cutter seat.Described overload slide block bottom is
Trapezium structure, trapezium structure is inserted in the dovetail groove on milling cutter seat top, the leading section one side of overload slide block
For wedge structure, and wedge structure is inserted in the wedge-shaped slot of intermediate sleeve.Intermediate sleeve is straight inner hole structure, with
The big Step Shaft of milling arbor lower end coordinates, and the keyway on inner wall hole coordinates with the key on milling arbor.Intermediate sleeve
Cylindrical is Step Shaft structure, and the biggest cylindrical end surfaces has four uniform stepped holes, and stepped hole with
The screwed hole position correspondence that milling arbor upper flange surface four is uniform；The lower surface of the outer nose circle in intermediate sleeve top
Having four uniform grooves, the external cylindrical surface at intermediate sleeve bottom small column has four uniform wedge-shaped slots.Institute
State overload slide block be provided with endoporus, endoporus leading section is wedge structure, and rearward end is trapezium structure, and endoporus with
Dovetail groove matched in clearance on milling cutter seat.There are four uniform dovetail grooves, lower end in described milling cutter seat upper end
There are five uniform knife holder slots in portion.
After using said structure, during processing workpiece, first the taper shank portion of milling arbor is inserted in the taper hole of main shaft,
Now the straight trough of milling arbor flange part is just directed at the straight end-face key of milling machine spindle, and then pull bar is tightened on milling arbor
In the M24 screwed hole on top, strain and fasten milling cutter.Milling cutter block is clamped in milling cutter by cutter block trip bolt
In the straight trough of seat bottom, when blade can take off milling cutter block and sharpen by reverse side after being worn out；Can also eccentric pacify
Dress milling cutter block, is placed in different height by milling cutter block, it is achieved a cutter completes Roughing and fine machining, makes milling
Cut power dispersion, improve working (machining) efficiency and the effect of safeguard protection.
The beneficial effects of the utility model:
1, novel structure, easy to use, the saving cost of charp tool, improve operating efficiency, have more security
Feature, be not only suitable for production practices, be applicable to again teaching practice.
2, milling cutter block convenient disassembly, refaces blade when milling cutter can unload milling cutter block after being worn out.
3, the eccentric installation of milling cutter block, milling cutter block is mountable to different height simultaneously, it is achieved use a milling
Cutter completes Milling Process thick, smart simultaneously.
4, overload protection arrangement of the present utility model, can enable milling cutter seat from trend when Milling Force is excessive
On upspring, leave workpiece machining surface, play safeguard protection effect.
Description of drawings 1 is front view of the present utility model.
Fig. 2 is the front view of the utility model milling arbor.
Fig. 3 is the top view of the utility model milling arbor.
Fig. 4 is the front view of the utility model overload slide block.
Fig. 5 is the front view of the utility model milling cutter seat.
Description of reference numerals: 1, milling arbor, 2, intermediate sleeve, 3, milling cutter seat, 4, overload slide block, 5, milling cutter block,
6, flat key, 7, thrust spring, 8, pressure regulating spring, 9, end cap, 10, tension adjusting screw, 11,
Knife holder slot, 12, milling arbor top straight trough, 13, the firm screw of tool rest, 14, the firm screw of cutter block
Detailed description of the invention as Figure 1-Figure 5, in a kind of clip type overload protection end mill(ing) cutter, by milling cutter
Bar 1, intermediate sleeve 2, milling cutter seat 3, overload slide block 4 and milling cutter block 5 form, the staight shank portion suit of milling arbor
Intermediate sleeve and milling cutter seat, and milling cutter seat is positioned at the bottom of intermediate sleeve, intermediate sleeve is with milling arbor by flat key 6 even
Connect；Thrust spring 7 is installed between milling arbor and milling cutter seat；Between intermediate sleeve and milling cutter seat, plug-in mounting overload is sliding
Block, is provided with pressure regulating spring 8 at overload slide block, and is provided with pressure tune on the end cap 9 of overload slide block
Joint screw 10；Milling cutter block is arranged in the knife holder slot 11 of milling cutter seat.Described overload slide block bottom is trapezoidal knot
Structure, trapezium structure is inserted in the dovetail groove on milling cutter seat top, and the leading section one side of overload slide block is wedge shape
Structure, and wedge structure is inserted in the wedge-shaped slot of intermediate sleeve.Intermediate sleeve is straight inner hole structure, with milling arbor
The big Step Shaft of lower end coordinates, and the keyway on inner wall hole coordinates with the key on milling arbor.The cylindrical of intermediate sleeve is
Step Shaft structure, the biggest cylindrical end surfaces has four uniform stepped holes, and stepped hole and milling arbor
The screwed hole position correspondence that upper flange surface four is uniform；The lower surface of the outer nose circle in intermediate sleeve top has four
Uniform groove, the external cylindrical surface at intermediate sleeve bottom small column has four uniform wedge-shaped slots.Described overload
Slide block is provided with endoporus, and endoporus leading section is wedge structure, and rearward end is trapezium structure, and endoporus and milling cutter seat
On dovetail groove matched in clearance.There are four uniform dovetail grooves described milling cutter seat upper end, and bottom has five
Individual uniform knife holder slot.
In practical operation, the tapering of milling arbor upper end taper shank is 7: 24, and bottom is Step Shaft, on Step Shaft
Having flat key groove, keyway is provided with flat key, there is the flange of Φ 100 diameter at the middle part of milling arbor, and its top has two
Individual straight trough 12 and 4 uniform M6 screwed holes, there are the screwed hole of M24, bottom in the upper end of milling arbor
There is the screwed hole of M16；Intermediate sleeve is arranged on the staight shank portion of milling arbor and is connected by flat key, intermediate sleeve and milling
Fastened by screw between knife bar；Thrust spring is installed between milling arbor and milling cutter seat, and tight by tool rest
Gu milling cutter seat is sleeved on milling arbor by screw 13；Pressure regulating spring is installed, on end cap on overload slide block
Having tension adjusting screw, tension adjusting screw is for adjusting the pressure size of overload slide block, and end cap is tight by screw
Gu on cutter hub seat；Milling cutter block is arranged in the knife holder slot of milling cutter seat, and fastens with cutter block trip bolt 14.
During processing workpiece, first the taper shank portion of milling arbor is inserted in the taper hole of main shaft, now milling arbor flange part
Straight trough is just directed at the straight end-face key of milling machine spindle, during then pull bar is tightened on the M24 screwed hole on milling arbor top,
Strain and fasten milling cutter.Milling cutter block is clamped in the straight trough of milling cutter seat bottom by cutter block trip bolt, when
Blade can take off milling cutter block and sharpen by reverse side after being worn out；Can also eccentrically mounted milling cutter block, by milling cutter block pacify
It is put in different height, it is achieved a cutter completes Roughing and fine machining, makes Milling Force disperse, improves and add work efficiency
Rate and the effect of safeguard protection.Overload protection is by overload slide block, pressure regulating spring, pressure regulation spiral shell
Nail realizes, and tension adjusting screw and pressure regulating spring adjust the wedge-shaped slot pressure of overload slide block press-in intermediate sleeve
Power size, when misoperation bite is excessive or workpiece is crooked, produces the biggest Milling Force, and milling cutter seat exists
Under the effect of Milling Force, overload slide block is ejected the wedge-shaped slot of intermediate sleeve, simultaneously under the effect of thrust spring,
Upwards boosting milling cutter seat mobile one section of safe distance, milling cutter block i.e. leaves workpiece machining surface.
Above an embodiment of the present utility model is described in detail, but described content has been only this practicality
Novel preferred embodiment, it is impossible to be considered for limiting practical range of the present utility model.Fan Yiben is practical
Equalization change and the improvement etc. that novel application range is made, all should still belong to patent of the present utility model and contain
Within the scope of.
Claims (6)
1. a clip type overload protection end mill(ing) cutter, by milling arbor, intermediate sleeve, milling cutter seat, overload slide block,
Form with milling cutter block, it is characterised in that: the staight shank portion suit intermediate sleeve of milling arbor and milling cutter seat, and milling cutter seat
Being positioned at the bottom of intermediate sleeve, intermediate sleeve is connected by flat key with milling arbor；Install between milling arbor and milling cutter seat
There is thrust spring；Plug-in mounting overload slide block between intermediate sleeve and milling cutter seat, is provided with pressure at overload slide block
Regulation spring, and it is provided with tension adjusting screw on the end cap of overload slide block；Milling cutter block is arranged on milling cutter seat
In knife holder slot.
A kind of clip type overload protection end mill(ing) cutter the most according to claim 1, it is characterised in that: described
Overload slide block bottom be trapezium structure, trapezium structure is inserted in the dovetail groove on milling cutter seat top, and overload is sliding
The leading section one side of block is wedge structure, and wedge structure is inserted in the wedge-shaped slot of intermediate sleeve.
A kind of clip type overload protection end mill(ing) cutter the most according to claim 1, it is characterised in that: middle
Set is straight inner hole structure, coordinates with the big Step Shaft of milling arbor lower end, on the keyway on inner wall hole and milling arbor
Key coordinate.
A kind of clip type overload protection end mill(ing) cutter the most according to claim 1, it is characterised in that: middle
The cylindrical of set is Step Shaft structure, and the biggest cylindrical end surfaces has four uniform stepped holes, and step
The screwed hole position uniform with milling arbor upper flange surface four, hole is corresponding；Under the outer nose circle in intermediate sleeve top
End face has four uniform grooves, and the external cylindrical surface at intermediate sleeve bottom small column has four uniform wedge-shaped slots.
A kind of clip type overload protection end mill(ing) cutter the most according to claim 1, it is characterised in that: described
Overload slide block is provided with endoporus, and endoporus leading section is wedge structure, and rearward end is trapezium structure, and endoporus and milling
Dovetail groove matched in clearance on tool rest.
A kind of clip type overload protection end mill(ing) cutter the most according to claim 1, it is characterised in that: described
Milling cutter seat upper end have four uniform dovetail grooves, there are five uniform knife holder slots bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321518.XU CN205464513U (en) | 2016-04-11 | 2016-04-11 | Machine presss from both sides formula overload protection end milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321518.XU CN205464513U (en) | 2016-04-11 | 2016-04-11 | Machine presss from both sides formula overload protection end milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205464513U true CN205464513U (en) | 2016-08-17 |
Family
ID=56640063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620321518.XU Expired - Fee Related CN205464513U (en) | 2016-04-11 | 2016-04-11 | Machine presss from both sides formula overload protection end milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205464513U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107442829A (en) * | 2016-10-20 | 2017-12-08 | 江苏财经职业技术学院 | A kind of combined type face milling cutters of adjustable finish-milling cutting-in |
| CN109604697A (en) * | 2019-01-15 | 2019-04-12 | 常德市中天精密工具有限公司 | A kind of cutter head using discarded cutter |
| CN110116222A (en) * | 2019-05-22 | 2019-08-13 | 中船重工中南装备有限责任公司 | A kind of thin plate boring and milling arc surface facing attachment |
| CN114042978A (en) * | 2022-01-11 | 2022-02-15 | 中北大学 | High-efficiency stepped end mill |
-
2016
- 2016-04-11 CN CN201620321518.XU patent/CN205464513U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107442829A (en) * | 2016-10-20 | 2017-12-08 | 江苏财经职业技术学院 | A kind of combined type face milling cutters of adjustable finish-milling cutting-in |
| CN107442829B (en) * | 2016-10-20 | 2020-03-31 | 江苏财经职业技术学院 | Combined face milling cutter capable of adjusting finish milling cutting depth |
| CN109604697A (en) * | 2019-01-15 | 2019-04-12 | 常德市中天精密工具有限公司 | A kind of cutter head using discarded cutter |
| CN109604697B (en) * | 2019-01-15 | 2021-08-13 | 常德市中天精密工具有限公司 | Tool bit using waste tools |
| CN110116222A (en) * | 2019-05-22 | 2019-08-13 | 中船重工中南装备有限责任公司 | A kind of thin plate boring and milling arc surface facing attachment |
| CN114042978A (en) * | 2022-01-11 | 2022-02-15 | 中北大学 | High-efficiency stepped end mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190411 |