CN103121123A - Milling device of inner counter hole and inner counter groove of cavity part - Google Patents
Milling device of inner counter hole and inner counter groove of cavity part Download PDFInfo
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- CN103121123A CN103121123A CN2013100436162A CN201310043616A CN103121123A CN 103121123 A CN103121123 A CN 103121123A CN 2013100436162 A CN2013100436162 A CN 2013100436162A CN 201310043616 A CN201310043616 A CN 201310043616A CN 103121123 A CN103121123 A CN 103121123A
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- cantilever
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- cavity part
- bevel gear
- milling
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Abstract
The invention relates to a milling device of an inner counter hole and an inner counter groove of a cavity part. The milling device comprises cantilevers, a milling cutter assembly, a cutter head cover plate and a dive shaft assembly, wherein stepped holes are formed in the radial direction in the cantilever; the milling cutter assembly provided with a driven bevel gear is arranged in the radial stepped hole of the cantilever and is clamped by the cutter head cover plate; the cutter head cover plate is fastened on the cantilevers; the dive shaft assembly provided with a drive bevel gear is arranged in an axial stepped hole of the cantilevers; the drive bevel gear is engaged with the driven bevel gear; and the dive shaft assembly is fixed on the cantilevers by bearing compression rings. The milling device is reasonable and simple in structure. By utilizing the milling device, change of power transmission direction is realized by engagement of a bevel gear pair, a common horizontal milling machine can be utilized for processing difficult processed surface of the inner counter hole, the inner counter groove, and the like of the cavity part, a convenient and practical processing device is provided for the cavity part with a complex structure, the processing quality is ensured, the processing efficiency is improved, and the processing cost is saved.
Description
Technical field
The present invention relates to the machine tooling field, be specifically related to the special milling device of counterbore, inner groove in a kind of cavity part of horizontal milling machine processing.
Background technology
Fast development along with industrial circles such as Aero-Space, military project, electronics and oil, various baroque integrated, miniaturization components and parts and parts are used more and more widely, make the internal structure of many cavity parts more complicated, formed difficult machined surface in many cavitys, in the cavity part, counterbore or inner groove are exactly typical difficult machined surface wherein.In order to obtain to have the part of difficult machined surface in cavity, can only complete by manufacturing process such as hot investment casting, electrochemical corrosion or special purpose machine tool equipment, can't utilize existing plain-milling machine to process interior counterbore or the inner groove of such cavity part, its equipment cost, technical costs and processing cost are all higher, are unfavorable for generally using and promoting.
Summary of the invention
The purpose of this invention is to provide a kind of milling attachment by counterbore, inner groove in normal horizontal miller process chamber part, the design of employing new structure, by the engagement of bevel gear pair, realize that the power transmission direction changes, thereby complete counterbore in the cavity part, inner groove processing.
For achieving the above object, technical scheme of the present invention is as follows:
In a kind of cavity part, counterbore, inner groove milling attachment, comprise cantilever, milling cutter assembly, cutter head cover plate and drive rod assembly, and the cantilever inner radial is shaped with stepped hole; The milling cutter assembly that driven wheel of differential is housed is arranged on the cantilever top end diameter in stepped hole, and the cutter head cover plate is fastened on cantilever, the more fixing milling cutter assembly of the bearing II that compresses milling cutter assembly cutter head one side by the cutter head cover plate; The drive rod assembly that drives bevel gear is housed is arranged on cantilevered axle in stepped hole, make and drive bevel gear and driven wheel of differential engagement, compress bearing IV on the driving shaft middle bench by bearing pressure ring and realize fixing to drive rod assembly, bearing pressure ring is fixed on cantilever near the part of large end.
In technique scheme, described cutter head cover plate by screw fastening on cantilever.
In technique scheme, described bearing pressure ring is threaded connection and is fixed in the cantilever screwed hole.
In technique scheme, described cantilever is outside for Step Shaft, inside are the rotary structure of stepped hole, and its large end and small end all are shaped with symmetrical screw hole seat.
In technique scheme, be shaped with symmetrical screw hole seat on the platform of aperture one side of described stepped hole.
In technique scheme, described milling cutter assembly comprises special milling cutter, driven wheel of differential, key, bearing I and bearing II, special milling cutter shank is the Step Shaft structure with keyway, on the shank Step Shaft, driven wheel of differential is installed, the large end of driven wheel of differential connects by key and special milling cutter in cutter head one side; Be close to driven wheel of differential small end end face the bearing I is installed, cutter head one side is equipped with the bearing II.
In technique scheme, described drive rod assembly comprises driving shaft, drives bevel gear, key, bearing III, bearing IV and sleeve, be equipped with on the Step Shaft of driving shaft band keyway one end and drive bevel gear, drive the large end of bevel gear at drive shaft keyways one end, connect by key and driving shaft, compress by screw axial; Be close to driving bevel gear small end end face on driving shaft the bearing III is housed, the bearing IV is housed on the driving shaft middle bench, between two bearings, sleeve is housed.
In technique scheme, described cantilever small end is equipped with the end face cover plate by screw.
In technique scheme, realize milling attachment and the fixedly connection of horizontal milling machine tool tip by the uniform screw hole seat of the large end of cantilever with screw.
Milling attachment provided by the invention, engagement by bevel gear pair, realize that the power transmission direction changes, can utilize normal horizontal miller to complete the processing of the difficult machined surfaces such as counterbore, inner groove in the cavity part, the processing unit (plant) of a kind of convenience, practicality is provided for the cavity part with labyrinth, improve working (machining) efficiency, shortened manufacturing cycle, saved processing cost.
Description of drawings
Fig. 1 is the milling attachment structural representation that provides in the embodiment of the present invention.
Fig. 2 is the structure chart of the cantilever that provides in the embodiment of the present invention.
Fig. 3 is the left view of the cantilever that provides in the embodiment of the present invention.
Fig. 4 is that the A of the cantilever that provides in the embodiment of the present invention is to view.
Fig. 5 is the structure chart of the milling cutter assembly that provides in the embodiment of the present invention.
Fig. 6 is the structure chart of the drive rod assembly that provides in the embodiment of the present invention.
In figure: 1 cantilever, 2 bearing pressure rings, 3 drive rod assemblies, 4 milling cutter assemblies, 5 screw I, 6 end face cover plates, 7 cutter head cover plates, 8 lathe hold-down screws, 9 horizontal milling machine tool tip, 10 bearing I, 11 keys, 12 driven wheels of differential, 13 bearing I I, 14 special milling cutters, 15 screw II, 16 pads, 17 drive bevel gear, 18 bearing I II, 19 sleeves, 20 driving shafts, 21 bearing IV.
The specific embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in detail.
As shown in Figure 1, in cavity part of the present invention, the special milling device of counterbore, inner groove comprises cantilever 1, bearing pressure ring 2, drive rod assembly 3, milling cutter assembly 4, screw I5, end face cover plate 6, cutter head cover plate 7.
As shown in Figure 2, cantilever 1 is that the outside is the rotary structure of step through-hole for Step Shaft, inside, its large end and small end all are shaped with symmetrical screw hole seat, cantilever 1 inner shaft can be fixed for drive rod assembly 3 to being shaped with, stepped hole and the screwed hole of installation, the inner stepped hole of can be fixing for milling cutter assembly 4, installing that radially is shaped with near the small end place of cantilever 1 is shaped with symmetrical screw II hole seat on the platform of aperture one side.
As shown in Figure 5, milling cutter assembly 4 comprises special milling cutter 14, driven wheel of differential 12, key 11 and bearing I 10, special milling cutter 14 shanks are the Step Shaft structure with keyway, driven wheel of differential 12 is installed on the shank Step Shaft, driven wheel of differential 12 is held in cutter head one side greatly, connects with key 11 and special milling cutter 14; Be close to driven wheel of differential 12 small end end faces bearing I is installed, in cutter head one side, bearing I I is installed; Milling cutter assembly 4 is arranged on cantilever 1 radially in stepped hole, compresses with cutter head cover plate 7, and cutter head cover plate 7 use screw I5 are fastened on cantilever 1.
As shown in Figure 6, drive rod assembly 3 comprises driving shaft 20, drives bevel gear 17, key 11, screw II15, two bearing I II18 and sleeve 19, be equipped with on the Step Shaft of driving shaft 20 with keyway one end and drive bevel gear 17, drive the large end of bevel gear 17 at driving shaft 20 keyway one ends, connect with key 11 and driving shaft 20, with screw II15 axial compression; Be close on driving shaft 20 and drive bevel gear 17 small end end faces bearing I II18 is housed, sleeve 19 is housed being equipped with on the driving shaft middle bench between 21, two bearings of bearing IV; By the large end of cantilever 1, drive rod assembly 3 is arranged in cantilever 1 axial step hole, makes to drive bevel gear 17 and driven wheel of differential 12 engagements, compress drive rod assemblies 3 with bearing pressure ring 2, bearing pressure ring 2 is threaded connection and is fixed in cantilever 1 screwed hole.At cantilever 1 small end screw I5 installation end surface cover 6.
During use, the driving shaft 20 that is contained in cantilever 1 is inserted in the collet of horizontal milling machine tool tip 9, this special milling device and horizontal milling machine tool tip 9 are connected and fixed with lathe hold-down screw 8 by the uniform screw hole seat of the large end of cantilever 1 again, at last with the pull rod shaft of the spindle hole that passes through horizontal milling machine tool tip 9 to pulling collet to step up driving shaft 20.
When horizontal milling machine rotated, the driving shaft of power by drive rod assembly 3 passed to and drives bevel gear 17, then through the bevel gear pair of engagement transmission of power to milling cutter assembly 4, make special milling cutter 14 do gyration and cut.
The present invention adopts the new structure design, by the engagement of driven wheel of differential 12 and driving bevel gear 17, realizes that the power transmission direction changes, and makes the processing of labyrinth cavity part convenient, has shortened manufacturing cycle, has reduced processing cost.Be applicable to have the cavity part of interior counterbore, inner groove, this device also can extend to numerical control machining center, completes the cavity part with other labyrinth.
It should be noted last that, above embodiment is only unrestricted in order to implementer's case that this material is described, although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (9)
1. counterbore, inner groove milling attachment in a cavity part, it is characterized in that: comprise cantilever, milling cutter assembly, cutter head cover plate and drive rod assembly, the cantilever inner radial is shaped with stepped hole; The milling cutter assembly that driven wheel of differential is housed is arranged on the cantilever top end diameter in stepped hole, and the cutter head cover plate is fastened on cantilever, the more fixing milling cutter assembly of the bearing II that compresses milling cutter assembly cutter head one side by the cutter head cover plate; The drive rod assembly that drives bevel gear is housed is arranged on cantilevered axle in stepped hole, make and drive bevel gear and driven wheel of differential engagement, compress bearing IV on the driving shaft middle bench by bearing pressure ring and realize fixing to drive rod assembly, bearing pressure ring is fixed on cantilever near the part of large end.
2. counterbore, inner groove milling attachment in cavity part as claimed in claim 1 is characterized in that: described cutter head cover plate by screw fastening on cantilever.
3. counterbore, inner groove milling attachment in cavity part as claimed in claim 1, it is characterized in that: described bearing pressure ring is threaded connection and is fixed in the cantilever screwed hole.
4. counterbore, inner groove milling attachment in cavity part as claimed in claim 1 is characterized in that: described cantilever be outside for Step Shaft, innerly be the rotary structure of stepped hole, its large end and small end all are shaped with symmetrical screw hole seat.
5. counterbore, inner groove milling attachment in cavity part as claimed in claim 1, is characterized in that: be shaped with symmetrical screw hole seat on the platform of aperture one side of described stepped hole.
6. counterbore, inner groove milling attachment in cavity part as claimed in claim 1, it is characterized in that: described milling cutter assembly comprises special milling cutter, driven wheel of differential, key, bearing I and bearing II, special milling cutter shank is the Step Shaft structure with keyway, on the shank Step Shaft, driven wheel of differential is installed, the large end of driven wheel of differential connects by key and special milling cutter in cutter head one side; Be close to driven wheel of differential small end end face the bearing I is installed, cutter head one side is equipped with the bearing II.
7. counterbore, inner groove milling attachment in cavity part as claimed in claim 1, it is characterized in that: described drive rod assembly comprises driving shaft, drives bevel gear, key, bearing III, bearing IV and sleeve, be equipped with on the Step Shaft of driving shaft band keyway one end and drive bevel gear, drive the large end of bevel gear at drive shaft keyways one end, connect by key and driving shaft, compress by screw axial; Be close to driving bevel gear small end end face on driving shaft the bearing III is housed, the bearing IV is housed on the driving shaft middle bench, between two bearings, sleeve is housed.
8. counterbore, inner groove milling attachment in cavity part as claimed in claim 4, it is characterized in that: described cantilever small end is equipped with the end face cover plate by screw.
9. counterbore, inner groove milling attachment in cavity part as claimed in claim 7 is characterized in that: realize milling attachment and the fixedly connection of horizontal milling machine tool tip by the uniform screw hole seat of the large end of cantilever with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100436162A CN103121123A (en) | 2013-02-04 | 2013-02-04 | Milling device of inner counter hole and inner counter groove of cavity part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100436162A CN103121123A (en) | 2013-02-04 | 2013-02-04 | Milling device of inner counter hole and inner counter groove of cavity part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103121123A true CN103121123A (en) | 2013-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100436162A Pending CN103121123A (en) | 2013-02-04 | 2013-02-04 | Milling device of inner counter hole and inner counter groove of cavity part |
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| CN (1) | CN103121123A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604693A (en) * | 2019-03-01 | 2019-04-12 | 刘煜晗 | A kind of milling machine inner hole keyseat auxiliary device |
| CN110899786A (en) * | 2019-11-22 | 2020-03-24 | 舟山市金塘山舟机械厂 | Milling cutter device for milling groove of inner hole of machine barrel |
Citations (11)
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|---|---|---|---|---|
| US3037429A (en) * | 1958-02-05 | 1962-06-05 | Giddings & Lewis | Right angle milling attachment |
| JPS63221912A (en) * | 1987-03-06 | 1988-09-14 | マホ アクチエンゲゼルシャフト | Bearing assembly for bevel gear shaft |
| CN2854018Y (en) * | 2005-08-11 | 2007-01-03 | 郑宗谟 | Open-close device for wing of window |
| CN101100035A (en) * | 2007-07-19 | 2008-01-09 | 上海鼓风机厂有限公司 | Bevel-gear right-angle milling head |
| CN201324848Y (en) * | 2008-12-24 | 2009-10-14 | 常州宝菱重工机械有限公司 | Processing device for large work piece irregular cavity |
| CN102001012A (en) * | 2010-10-14 | 2011-04-06 | 莱芜市数控机床研究所 | Universal angle milling head for boring and milling numerical control machine tool |
| CN102069902A (en) * | 2010-12-16 | 2011-05-25 | 沈阳工业大学 | Small oil-filled full-scale deflection vector propeller thruster |
| CN102264109A (en) * | 2010-05-27 | 2011-11-30 | ***通信集团广东有限公司 | Method of distributing bandwidth for service and for terminal service execution, and equipment thereof |
| CN202264109U (en) * | 2011-08-09 | 2012-06-06 | 宝鸡市赛孚石油机械有限公司 | Inner milling head for boring lathe |
| CN202447744U (en) * | 2011-11-30 | 2012-09-26 | 天津重钢机械装备股份有限公司 | Fitting for machining square hole on boring mill |
| CN203236027U (en) * | 2013-02-04 | 2013-10-16 | 中国石油天然气集团公司 | Device for milling inner counterbore and inner sinking groove of cavity part |
-
2013
- 2013-02-04 CN CN2013100436162A patent/CN103121123A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3037429A (en) * | 1958-02-05 | 1962-06-05 | Giddings & Lewis | Right angle milling attachment |
| JPS63221912A (en) * | 1987-03-06 | 1988-09-14 | マホ アクチエンゲゼルシャフト | Bearing assembly for bevel gear shaft |
| CN2854018Y (en) * | 2005-08-11 | 2007-01-03 | 郑宗谟 | Open-close device for wing of window |
| CN101100035A (en) * | 2007-07-19 | 2008-01-09 | 上海鼓风机厂有限公司 | Bevel-gear right-angle milling head |
| CN201324848Y (en) * | 2008-12-24 | 2009-10-14 | 常州宝菱重工机械有限公司 | Processing device for large work piece irregular cavity |
| CN102264109A (en) * | 2010-05-27 | 2011-11-30 | ***通信集团广东有限公司 | Method of distributing bandwidth for service and for terminal service execution, and equipment thereof |
| CN102001012A (en) * | 2010-10-14 | 2011-04-06 | 莱芜市数控机床研究所 | Universal angle milling head for boring and milling numerical control machine tool |
| CN102069902A (en) * | 2010-12-16 | 2011-05-25 | 沈阳工业大学 | Small oil-filled full-scale deflection vector propeller thruster |
| CN202264109U (en) * | 2011-08-09 | 2012-06-06 | 宝鸡市赛孚石油机械有限公司 | Inner milling head for boring lathe |
| CN202447744U (en) * | 2011-11-30 | 2012-09-26 | 天津重钢机械装备股份有限公司 | Fitting for machining square hole on boring mill |
| CN203236027U (en) * | 2013-02-04 | 2013-10-16 | 中国石油天然气集团公司 | Device for milling inner counterbore and inner sinking groove of cavity part |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604693A (en) * | 2019-03-01 | 2019-04-12 | 刘煜晗 | A kind of milling machine inner hole keyseat auxiliary device |
| CN110899786A (en) * | 2019-11-22 | 2020-03-24 | 舟山市金塘山舟机械厂 | Milling cutter device for milling groove of inner hole of machine barrel |
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Application publication date: 20130529 |