CN202861496U - Right-angle milling head device - Google Patents
Right-angle milling head device Download PDFInfo
- Publication number
- CN202861496U CN202861496U CN 201220527329 CN201220527329U CN202861496U CN 202861496 U CN202861496 U CN 202861496U CN 201220527329 CN201220527329 CN 201220527329 CN 201220527329 U CN201220527329 U CN 201220527329U CN 202861496 U CN202861496 U CN 202861496U
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- China
- Prior art keywords
- milling head
- cutter
- supporting
- head device
- supporting base
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a right-angle milling head device which comprises a shell, wherein a transmission mechanism is connected with a milling head main shaft sleeve and is used for driving the milling head main shaft sleeve to rotate; a supporting base is arranged on the side opposite to the milling head main shaft sleeve; and two ends of a cutter are respectively connected with the milling head main shaft sleeve and the supporting base. The supporting base is provided with a following shaft sleeve supported by a bearing, so that the supporting base can rotate along with the cutter arranged on the supporting base. According to the structure, namely the supporting base, the stress of the cutter is greatly improved; and the technical problem of low processing precision caused by the unreliable stress on a cantilever structure during the processing of a deep hole in the prior art is solved. Due to the bidirectional tension of the cutter, the rigidity is enhanced, and the processing precision of the deep hole is guaranteed. The supporting base can be adjusted in a sliding manner along the axis of the cutter, so that the supporting base can be adjusted according to the depth of a processed hole. By the right-angle milling head device, the mechanical processing of the high-precision specially-shaped deep holes, in particular non-circular holes, such as square holes and triangular holes, is realized; and the bottleneck of a specially-shaped hole machining processing is broken through.
Description
Technical field
The present invention relates to a kind of Milling Process field, particularly a kind of for processing profiled deep hole, for example square opening, tri-angle-holed right-angle milling head device.
Background technology
In machine-building, processing profiled deep hole (non-circular hole, limit and limit angle are non-wedge angle) as: greater than the square opening of 50mm, tri-angle-holed (root fillet is greater than R8), be a technique difficult problem in the machining, can only solve by broaching or two kinds of techniques of electric machining at present.But for large-scale soldering part, can be by the process that is shaped first and connects again in the less demanding situation of Product Precision, this method solder yield is low, and because of can not heat treatment behind the weld parts, have destroyed the stability of whole element precision.For high-accuracy shaped hole and the part that can not weld, also do not adopt the maturation process method of Milling Process at present.
Summary of the invention
Technical problem to be solved by this invention provides a kind of right-angle milling head device, special-shape deep-hole that can machining high-precision.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of right-angle milling head device, comprise housing, transmission mechanism is connected with the milling head collar bush, to drive the rotation of milling head collar bush, be provided with base for supporting at milling head collar bush opposite side, the two ends of cutter are connected with base for supporting with the milling head collar bush respectively.
Described base for supporting is provided with the servo-actuated axle sleeve by the bearing supporting, to rotate with cutter mounted thereto.
The dead in line of the axis of described servo-actuated axle sleeve and milling head collar bush.
Described base for supporting is slidably mounted on the housing.
Described housing is provided with guide rail along the direction of milling head collar bush, and base for supporting is slidably mounted on the guide rail.
Described cutter is connected with base for supporting with the milling head collar bush in the mode from the two ends tension.
The cutting edge length of described cutter is greater than the thickness at position to be processed.
In the described transmission mechanism, the power sub that is used for being connected with milling machine spindle is connected with bevel gear set by spline, and bevel gear set is connected with a joggle by idler gear and travelling gear, and travelling gear is connected with milling head collar bush key.
In the described bevel gear set, the other end of the first bevel gear is provided with power sub and forms the spline that cooperates, and the other end of the second bevel gear is provided with the first gear with the idler gear engagement fit.
The thrust bearing supporting is adopted at described servo-actuated axle sleeve two ends, and at least one end of servo-actuated axle sleeve is connected with end cap by end face.
A kind of right-angle milling head device provided by the invention, by adopting above-mentioned structure, the base for supporting that namely arranges, significantly improved the stressing conditions of cutter, solved in the prior art, when deep hole processing, owing to the stressed unreliable technical problem that machining accuracy is reduced of cantilever design.The two-way tension of cutter has strengthened rigidity, has further guaranteed the deep hole machining precision.Base for supporting can be along the tool axis slidable adjustment, thereby can regulate according to the degree of depth of machining hole.The present invention has realized high-accuracy shaped deep hole, especially non-circular hole as: square opening, tri-angle-holed machining has broken through irregularly-shaped hole process for machining bottleneck.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is overall structure cross-sectional schematic of the present invention.
Among the figure: housing 1, power sub 2, bevel gear set 3, milling head collar bush 4, base for supporting 5, guide rail 6, workpiece 7, cutter 8, spline 9, servo-actuated axle sleeve 10, travelling gear 11, idler gear 12, the first gears 13, the second bevel gears 14, the first bevel gears 15.
The specific embodiment
In Fig. 1, a kind of right-angle milling head device comprises housing 1, transmission mechanism is connected with milling head collar bush 4, to drive 4 rotations of milling head collar bush, be provided with base for supporting 5 at milling head collar bush 4 opposite sides, are connected with base for supporting with milling head collar bush 4 respectively and are connected in the two ends of cutter 8.
Described base for supporting 5 is provided with the servo-actuated axle sleeve 10 by the bearing supporting, to rotate with cutter mounted thereto 8.
In the scheme of optimizing, the dead in line of the axis of described servo-actuated axle sleeve 10 and milling head collar bush 4.Described base for supporting 5 is slidably mounted on the housing 1.Further optimize, described housing 1 is provided with guide rail 6 along the direction of milling head collar bush 4, and base for supporting 5 is slidably mounted on the guide rail 6.
Described cutter 8 is connected to be connected with base for supporting from the mode of two ends tensions and milling head collar bush 4.Structure has improved the rigidity of cutter 8, thereby has improved machining accuracy thus.For matching with this connected mode, the thrust bearing supporting is adopted at described servo-actuated axle sleeve 10 two ends, and at least one end of servo-actuated axle sleeve 10 is connected with end cap by end face.Structure is to be suitable for the connected mode of cutter 8 two ends tension thus.
The cutting edge length of described cutter 8 is greater than the thickness at position to be processed.Structure can time processing go out a face thus.And do not need whole device to move back and forth, further improved machining accuracy.
In the described transmission mechanism, the power sub 2 that is used for being connected with milling machine spindle is connected with bevel gear set 3 by spline, and bevel gear set 3 is connected with a joggle by idler gear 12 and travelling gear 11, and travelling gear 11 is connected with milling head collar bush 4 keys.
In the described bevel gear set 3, the other end that the other end of the first bevel gear 15 is provided with power sub 2 forms spline 9, the second bevel gears 14 that cooperate is provided with the first gear 13 with idler gear 12 engagement fit.
As shown in Figure 1: housing 1 adopts screw to be connected with lathe as the basis that each drive disk assembly and milling head collar bush are installed.Power sub 2 is installed in the tapered bore of machine tool spindle, transfers a torque to bevel gear set 3 by spline, and bevel gear set 3 transfers torque to milling head collar bush 4 by idler gear 12, thus 8 rotations of band cutter.
Base for supporting 5 slides up and down suitable distance along guide rail 6, uses screw tight, so that the irregularly-shaped hole of processing different depth.Milling head collar bush 4 mounting cutters 8, especially cutter 8 can also adopt screw to strain from the negative by base for supporting 5 except hanging tight by milling head collar bush 4 afterbody blind rivets, have strengthened the cutter rigidity and have guaranteed machining accuracy.Thrust bearing and needle bearing are installed on the base for supporting 5.Cutter 8 afterbodys of optimizing can be by the spacer shell holder in base for supporting 5.
During use, power sub 2 is installed first in machine tool chief axis, adjusts elongation, whole device is installed on lathe.Special-purpose mandrel is installed in the milling head main shaft, is adjusted base for supporting 5 and adapt with cutter, proofread and correct rear tight base for supporting 5.Part between milling head collar bush 4 and the base for supporting 5 is stretched into soon processing parts, pass base for supporting 5 and part mounting cutter 8 in milling head collar bush 4.Hang tight cutter from milling head collar bush 4, from base for supporting 5 lower ends tension cutter, the rotation of lathe band cutter and feeding can process the part that meets designing requirement.
Claims (10)
1. right-angle milling head device, comprise housing (1), it is characterized in that: transmission mechanism is connected with milling head collar bush (4), to drive milling head collar bush (4) rotation, be provided with base for supporting (5) at milling head collar bush (4) opposite side, the two ends of cutter (8) are connected 5 with milling head collar bush (4) with base for supporting respectively) be connected.
2. a kind of right-angle milling head device according to claim 1 is characterized in that: described base for supporting (5) is provided with the servo-actuated axle sleeve (10) by the bearing supporting, to rotate with cutter mounted thereto (8).
3. a kind of right-angle milling head device according to claim 2 is characterized in that: the dead in line of the axis of described servo-actuated axle sleeve (10) and milling head collar bush (4).
4. each described a kind of right-angle milling head device according to claim 1-3, it is characterized in that: described base for supporting (5) is slidably mounted on the housing (1).
5. a kind of right-angle milling head device according to claim 4, it is characterized in that: described housing (1) is provided with guide rail (6) along the direction of milling head collar bush (4), and base for supporting (5) is slidably mounted on the guide rail (6).
6. each described a kind of right-angle milling head device according to claim 1-3 is characterized in that: described cutter (8) is to be connected 5 with milling head collar bush (4) with base for supporting from the mode of two ends tension) be connected.
7. each described a kind of right-angle milling head device according to claim 1-3, it is characterized in that: the cutting edge length of described cutter (8) is greater than the thickness at position to be processed.
8. each described a kind of right-angle milling head device according to claim 1-3, it is characterized in that: in the described transmission mechanism, the power sub (2) that is used for being connected with milling machine spindle is connected with bevel gear set (3) by spline, bevel gear set (3) is connected with a joggle by idler gear (12) and travelling gear (11), and travelling gear (11) is connected with milling head collar bush (4) key.
9. a kind of right-angle milling head device according to claim 8, it is characterized in that: in the described bevel gear set (3), the other end of the first bevel gear (15) is provided with power sub (2) and forms the spline (9) that cooperates, and the other end of the second bevel gear (14) is provided with the first gear (13) with idler gear (12) engagement fit.
10. a kind of right-angle milling head device according to claim 2 is characterized in that: the thrust bearing supporting is adopted at described servo-actuated axle sleeve (10) two ends, and at least one end of servo-actuated axle sleeve (10) is connected with end cap by end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527329 CN202861496U (en) | 2012-10-16 | 2012-10-16 | Right-angle milling head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527329 CN202861496U (en) | 2012-10-16 | 2012-10-16 | Right-angle milling head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202861496U true CN202861496U (en) | 2013-04-10 |
Family
ID=48028254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220527329 Expired - Fee Related CN202861496U (en) | 2012-10-16 | 2012-10-16 | Right-angle milling head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202861496U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909420A (en) * | 2012-10-16 | 2013-02-06 | 宜昌船舶柴油机有限公司 | Right-angle milling head device |
| CN105881070A (en) * | 2016-06-12 | 2016-08-24 | 中信戴卡股份有限公司 | Milling cutter with combined angle head, for processing mounting surfaces of axial bearing |
| US10040153B2 (en) | 2013-11-04 | 2018-08-07 | Apple Inc. | Retrofit for current CNC machines to allow for ‘shaping’ style machining process |
-
2012
- 2012-10-16 CN CN 201220527329 patent/CN202861496U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909420A (en) * | 2012-10-16 | 2013-02-06 | 宜昌船舶柴油机有限公司 | Right-angle milling head device |
| US10040153B2 (en) | 2013-11-04 | 2018-08-07 | Apple Inc. | Retrofit for current CNC machines to allow for ‘shaping’ style machining process |
| CN105881070A (en) * | 2016-06-12 | 2016-08-24 | 中信戴卡股份有限公司 | Milling cutter with combined angle head, for processing mounting surfaces of axial bearing |
| US10112277B2 (en) | 2016-06-12 | 2018-10-30 | Citic Dicastal Co., Ltd. | Combined type angle head milling cutter for machining mounting faces of axial bearing |
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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 |
Granted publication date: 20130410 Termination date: 20181016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |