CN204470683U - Numerical control milling head A axle rotation supporting structure - Google Patents
Numerical control milling head A axle rotation supporting structure Download PDFInfo
- Publication number
- CN204470683U CN204470683U CN201520102978.9U CN201520102978U CN204470683U CN 204470683 U CN204470683 U CN 204470683U CN 201520102978 U CN201520102978 U CN 201520102978U CN 204470683 U CN204470683 U CN 204470683U
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- Prior art keywords
- shaft
- milling head
- bearing
- driving
- casing
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of numerical control milling head A axle rotation supporting structure, comprise casing, be located at the fork body in casing, hollow type main shaft and be fixed with the milling head of driven gear, milling head is rotating to be located in main shaft, side in casing is provided with the rotating drive mechanism for driving milling head to rotate, rotating drive mechanism comprises the driving shaft be located in fork body, is fixed with the driven wheel with driven gear transmission on the driving shaft; Opposite side in casing is provided with the swing driving mechanism that drive shaft swings, it comprises the first adapter sleeve being fixedly connected with main shaft, be assemblied in the wobble gear in the first adapter sleeve, clutch shaft bearing is arranged with outside wobble gear, the inner ring of clutch shaft bearing is fixedly connected with the first adapter sleeve, and the outer ring of clutch shaft bearing is fixedly connected with fork body.Reasonable in design of the present utility model, effectively ensures location and the wobble accuracy of main shaft, the rotation of milling head and swing mechanism is provided separately, and avoids generation work interference between two mechanisms, ensures machining accuracy.
Description
Technical field
The utility model relates to Machining Technology field, is specifically related to a kind of numerical control milling head A axle rotation supporting structure.
Background technology
At present, because China is in the fast development in the field such as Aero-Space, military project, the complexity of this field product is more and more higher, especially complex-curved, requires lathe to have to comprise the above lathe interlock of five axles of two gyroaxises.Now, a lot of equipment supplier realizes by installing A/C Shaft and NC Machining Test milling head on machine tool chief axis, comprises the above lathe interlock of five axles of two gyroaxises.But the structure of torque motor formula generally can only be applicable to the non-ferrous metals processing of high speed low torque; Mechanical transmission-type structure, the shortcomings such as machining accuracy is low, and milling head volume is very much not flexible, have a strong impact on machining accuracy and the crudy of lathe.Especially the location of A axle and rotating accuracy not high, be mainly manifested in main shaft gyration face can not with power input shaft dead in line.
Utility model content
For above-mentioned technical problem, the utility model provides a kind of reasonable in design, can promote machining accuracy, uses numerical control milling head A axle rotation supporting structure flexibly.
Realize the technical solution of the utility model as follows:
Numerical control milling head A axle rotation supporting structure, this rotation supporting structure comprises casing, be arranged at the fork body in casing, hollow type main shaft and be fixed with the milling head of driven gear, described milling head is rotating to be arranged in main shaft, side in casing is provided with the rotating drive mechanism for driving milling head to rotate, rotating drive mechanism comprises the driving shaft be arranged in fork body, is fixed with the driven wheel with described driven gear transmission on the driving shaft;
Opposite side in casing is provided with the swing driving mechanism that drive shaft swings, swing driving mechanism comprises the first adapter sleeve being fixedly connected with main shaft, and the wobble gear be assemblied in the first adapter sleeve, clutch shaft bearing is arranged with outside wobble gear, the inner ring of this clutch shaft bearing is fixedly connected with the first adapter sleeve, and the outer ring of clutch shaft bearing is fixedly connected with fork body.
Have employed technique scheme, the driven wheel on driving shaft and the driven gear on milling head carry out transmission and coordinate, thus realize the rotation of milling head; In addition in swing driving mechanism wobble gear and clutch shaft bearing effect under, can be swung stably with milling head by main shaft; Reasonable in design of the present utility model, effectively ensure that location and the wobble accuracy of main shaft, and the rotation of milling head and swing mechanism is provided separately, and avoids the work interference produced between two mechanisms, further ensures machining accuracy.
Further, the described rotating drive mechanism of main shaft also comprises the first driven gear being fixedly installed on and driving shaft rotates in the lump with driving shaft, be arranged at the line shaft on casing, line shaft is fixedly installed power gear, between the first driven gear and power gear, be provided with driving gear set, the axial line of described line shaft and the axial line of main shaft coplanar.Like this can the location of lifting spindle and rotating accuracy, also can promote machining accuracy simultaneously.
Further, in order to ensure the steady transmission of driving shaft and be convenient to adjust the position of main shaft, described driving shaft is arranged with the second bearing, the inner ring of the second bearing follows driving shaft motion, clutch shaft bearing seat, the first adjustment seat is equipped with outward successively at the second bearing, clutch shaft bearing seat has the limited step of annular, is provided with the first adjustment ring, is provided with the second adjustable ring between described first adjustment seat and fork body between limited step side and the first adjustment seat side.
Further, in order to make main shaft gyration steady, described main shaft being fixedly connected with the second adapter sleeve, being also arranged with the 3rd bearing outward at clutch shaft bearing seat, the inner ring of described 3rd bearing is fixedly connected with the first adjustment seat, and the outer ring of the 3rd bearing is fixedly connected with the second adapter sleeve.
Further, for the ease of the position of main shaft, between the outer ring of described clutch shaft bearing and fork body, be provided with the 3rd adjustable ring.
Further, in order to ensure the efficient collaboration, both of driving shaft and wobble gear, promote machining accuracy, the axial line of described driving shaft and the axial line of wobble gear are on the same line.
Accompanying drawing explanation
Fig. 1 is for being equipped with casing Facad structure schematic diagram of the present utility model;
Fig. 2 is the left side structure schematic diagram of Fig. 1;
Fig. 3 is the right side structure schematic diagram of Fig. 1;
Fig. 4 is the plan structure schematic diagram of Fig. 1;
Fig. 5 is the structural representation at rotating drive mechanism place in the utility model casing;
Fig. 6 is the structural representation at swing driving mechanism place in the utility model casing;
In figure, 1 is casing, 2 is fork body, 3 is main shaft, 4 is driven gear, 5 is milling head, 6 is driving shaft, 7 is driven wheel, 8 is the first driven gear, 9 is line shaft, 10 is power gear, 11 is driving gear set, 12 is the axial line of line shaft, 13 is the axial line of main shaft, 14 is the second bearing, 15 is the inner ring of the second bearing, 16 is clutch shaft bearing seat, 17 is the first adjustment seat, 18 is limited step, 19 is the first adjustment ring, 20 is the second adjustable ring, 21 is the second adapter sleeve, 22 is the 3rd bearing, 23 is the inner ring of the 3rd bearing, 24 is the outer ring of the 3rd bearing, 25 is the first adapter sleeve, 26 is wobble gear, 27 is clutch shaft bearing, 28 is the inner ring of clutch shaft bearing, 29 is the outer ring of clutch shaft bearing, 30 is the 3rd adjustable ring, 31 is the axial line of driving shaft, 32 is the axial line of wobble gear, 33 is drive gear set.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
Shown in Fig. 1-6, numerical control milling head A axle rotation supporting structure, this rotation supporting structure comprises casing 1, be arranged at the fork body 2 in casing, hollow type main shaft 3 and be fixed with the milling head 5 of driven gear 4, milling head is rotating to be arranged in main shaft, and fork body is the fork-shaped assembling bearing support be arranged in casing 1, mainly plays the effect of carrying, how rotating milling head is is arranged in main shaft, just seldom superfluously to chat at this owing to being prior art.
Side in casing is provided with the rotating drive mechanism for driving milling head to rotate, and rotating drive mechanism comprises the driving shaft 6 be arranged in fork body, is fixed with the driven wheel 7 with driven gear 4 transmission on the driving shaft; Driven wheel and driven gear are angular wheel, are convenient to turning to of transmission;
In concrete enforcement, rotating drive mechanism also comprises the first driven gear 8 being fixedly installed on and driving shaft rotates in the lump with driving shaft 6, be arranged at the line shaft 9 on casing, line shaft is fixedly installed power gear 10, between the first driven gear and power gear, be provided with driving gear set 11, the axial line 12 of line shaft is coplanar with the axial line 13 of main shaft.
Driving shaft 6 is arranged with the second bearing 14, the inner ring 15 of the second bearing is followed driving shaft 6 and is moved, clutch shaft bearing seat 16, first adjustment seat 17 is equipped with successively outside the second bearing 14, clutch shaft bearing seat has the limited step 18 of annular, between limited step side and the first adjustment seat 17 side, be provided with the first adjustment ring 19, between the first adjustment seat 17 and fork body 2, be provided with the second adjustable ring 20.Main shaft 3 is fixedly connected with the second adapter sleeve 21, and be fixedly connected with the first adjustment seat at the outer inner ring 23 being also arranged with the 3rd bearing the 22, three bearing of clutch shaft bearing seat 16, the outer ring 24 of the 3rd bearing is fixedly connected with the second adapter sleeve 21.
Opposite side in casing is provided with the swing driving mechanism that drive shaft 3 swings, swing driving mechanism comprises the first adapter sleeve 25 being fixedly connected with main shaft 3, and the wobble gear 26 be assemblied in the first adapter sleeve 25, clutch shaft bearing 27 is arranged with outside wobble gear, the inner ring 28 of this clutch shaft bearing 27 is fixedly connected with the first adapter sleeve 25, and the outer ring 29 of clutch shaft bearing is fixedly connected with fork body 2.The 3rd adjustable ring 30 is provided with between the outer ring of clutch shaft bearing and fork body.In casing, be also provided with the drive gear set 33 for driving wobble gear to rotate, drive gear set here and above-mentioned driving gear set 11 also seldom describe, as long as can reach stable drive at this.
In use procedure, by adjusting the thickness of the first adjustable ring 19, first adjustable ring 20, the 3rd adjustable ring 30, the axial line 12 of line shaft is made to be on same straight line all the time with the axial line 13 of main shaft, to ensure the precision of processing.The axial line 31 of driving shaft 6 and the axial line 32 of wobble gear are on the same line.
Being fixedly connected with of occurring in above-described embodiment can adopt bolt or screw to realize.The rotation supporting structure that the utility model forms A axle is connected in the fork body in casing closely, and power suffered during main shaft work in direct acting casing or fork body, can ensure that the Rigidity and strength of main shaft.
Claims (6)
1. numerical control milling head A axle rotation supporting structure, it is characterized in that, this rotation supporting structure comprises casing, be arranged at the fork body in casing, hollow type main shaft and be fixed with the milling head of driven gear, described milling head is rotating to be arranged in main shaft, side in casing is provided with the rotating drive mechanism for driving milling head to rotate, and rotating drive mechanism comprises the driving shaft be arranged in fork body, is fixed with the driven wheel with described driven gear transmission on the driving shaft;
Opposite side in casing is provided with the swing driving mechanism that drive shaft swings, swing driving mechanism comprises the first adapter sleeve being fixedly connected with main shaft, and the wobble gear be assemblied in the first adapter sleeve, clutch shaft bearing is arranged with outside wobble gear, the inner ring of this clutch shaft bearing is fixedly connected with the first adapter sleeve, and the outer ring of clutch shaft bearing is fixedly connected with fork body.
2. numerical control milling head A axle rotation supporting structure according to claim 1, it is characterized in that, described rotating drive mechanism also comprises the first driven gear being fixedly installed on and driving shaft rotates in the lump with driving shaft, be arranged at the line shaft on casing, line shaft is fixedly installed power gear, between the first driven gear and power gear, be provided with driving gear set, the axial line of described line shaft and the axial line of main shaft coplanar.
3. numerical control milling head A axle rotation supporting structure according to claim 1 and 2, it is characterized in that, described driving shaft is arranged with the second bearing, the inner ring of the second bearing follows driving shaft motion, clutch shaft bearing seat, the first adjustment seat is equipped with outward successively at the second bearing, clutch shaft bearing seat has the limited step of annular, is provided with the first adjustment ring, is provided with the second adjustable ring between described first adjustment seat and fork body between limited step side and the first adjustment seat side.
4. numerical control milling head A axle rotation supporting structure according to claim 3, it is characterized in that, described main shaft is fixedly connected with the second adapter sleeve, the 3rd bearing is also arranged with outward at clutch shaft bearing seat, the inner ring of described 3rd bearing is fixedly connected with the first adjustment seat, and the outer ring of the 3rd bearing is fixedly connected with the second adapter sleeve.
5. the numerical control milling head A axle rotation supporting structure according to claim 1 or 2 or 4, is characterized in that, be provided with the 3rd adjustable ring between the outer ring of described clutch shaft bearing and fork body.
6. the numerical control milling head A axle rotation supporting structure according to claim 1 or 2 or 4, it is characterized in that, the axial line of described driving shaft and the axial line of wobble gear are on the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102978.9U CN204470683U (en) | 2015-02-12 | 2015-02-12 | Numerical control milling head A axle rotation supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520102978.9U CN204470683U (en) | 2015-02-12 | 2015-02-12 | Numerical control milling head A axle rotation supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204470683U true CN204470683U (en) | 2015-07-15 |
Family
ID=53626434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520102978.9U Expired - Fee Related CN204470683U (en) | 2015-02-12 | 2015-02-12 | Numerical control milling head A axle rotation supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204470683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213530A (en) * | 2018-01-15 | 2018-06-29 | 重庆科技学院 | Numerical control is adjustable universal side milling device |
-
2015
- 2015-02-12 CN CN201520102978.9U patent/CN204470683U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108213530A (en) * | 2018-01-15 | 2018-06-29 | 重庆科技学院 | Numerical control is adjustable universal side milling device |
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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: 20150715 Termination date: 20190212 |