CN109676166A - A kind of milling vehicle composite main shaft and its working method - Google Patents
A kind of milling vehicle composite main shaft and its working method Download PDFInfo
- Publication number
- CN109676166A CN109676166A CN201811646407.6A CN201811646407A CN109676166A CN 109676166 A CN109676166 A CN 109676166A CN 201811646407 A CN201811646407 A CN 201811646407A CN 109676166 A CN109676166 A CN 109676166A
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- main shaft
- fluted disc
- installation cavity
- bearing
- hole
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- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/20—Adjusting or stopping working-spindles in a predetermined position
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention discloses a kind of milling vehicle composite main shaft and its working method, and composite main shaft includes that main shaft shell, main shaft, drive end bearing bracket, rear end cap, fore bearing, rear bearing, fore bearing nesting, fore bearing end cap, rear bearing end cap, main shaft driving device and main shaft unclamp locking device.Main shaft is mounted in main shaft shell, fore bearing and rear bearing are supported main shaft, drive end bearing bracket, rear end cap carry out axially position to bearing, main shaft driving device driving spindle high speed rotation, it includes fluted disc one, fluted disc two, fluted disc three, left piston disk and right piston disk that main shaft, which unclamps locking device, it is acted on by oil pressure, locks or unclamp main shaft.This composite main shaft structure is simple, the rate that breaks down is low, can be used for turnery processing but also be used for Milling Process, and economic serviceability is strong.
Description
Technical field
The present invention relates to machine tool fields, in particular, being related to a kind of milling vehicle composite main shaft and its working method.
Background technique
Combined machine is the trend of our times machine tool technology development.Compound Machining keep process collection in and eliminate (or
Reducing) workpiece reinstalls in total development trend of positioning, and it is compounded in more different process on a machine tool, from
And reach and reduce lathe and fixture, remove the carrying and storage between process from, improve Workpiece Machining Accuracy, shortens process-cycle and section
The about purpose of working area.
Two basic and important machine-shaping modes for milling vehicle combined machine are turning and milling, and turning, i.e. lathe add
Work, lathe process mainly carry out turnery processing with workpiece of the lathe tool to rotation；Milling is to be carried out with the cutter of rotation to workpiece
Cutting；Therefore, the core for milling vehicle combined machine is the milling vehicle composite main shaft for both having had milling ability and being also equipped with turning ability, works as milling
When vehicle combined machine is in Milling Process state, composite main shaft is rotatable, when milling vehicle combined machine is in turnery processing state,
Composite main shaft need to have the shortcomings that in locking not rotation status, existing composite main shaft structure is complicated, locking when rigidity deficiency,
Manufacturing cost and maintenance cost are high, are not suitable for being applied on economical lathe, application range is not extensive, such as Authorization Notice No. is
The Chinese patent of CN205519685U: the integrated composite main shaft of milling vehicle Compositions of metal-working machines there is disadvantages mentioned above, therefore,
It is necessary to existing composite main shaft is improved and optimized.
Summary of the invention
It is an object of the invention to overcome the above deficiencies in the existing technologies, and provide it is a kind of it is reasonable in design,
Simply, the good milling vehicle composite main shaft of rigid good, energy high speed rotation, economic serviceability, and provide its working method.
Technical solution used by the present invention solves the above problems is: a kind of milling vehicle composite main shaft, including main shaft shell, master
Axis, drive end bearing bracket, rear end cap, fore bearing, rear bearing, fore bearing nesting, fore bearing end cap and rear bearing end cap；It is characterized by:
It further include that main shaft driving device and main shaft unclamp locking device；
The main shaft shell has a through hole, and the through hole is divided into the first installation cavity, the second peace from front to back
It behave affectedly, third installation cavity, the 4th installation cavity and the 5th installation cavity；The internal diameter of first installation cavity is greater than the interior of the second installation cavity
Diameter, the internal diameter of second installation cavity are greater than the internal diameter of third installation cavity, and the internal diameter of the third installation cavity is less than the 4th installation
The internal diameter of chamber, the internal diameter of the 4th installation cavity are greater than the internal diameter of the 5th installation cavity；First installation cavity and the second installation cavity
Transition joint face form the first limit end face, the transition joint face of the second installation cavity and third installation cavity forms the second positive stop end
Face；
The drive end bearing bracket, rear end cap, fore bearing are nested and rear bearing end cap all has the axially extending bore coaxial with through hole；It is described
Drive end bearing bracket is mounted on the front end of through hole, is located in the first installation cavity；The axial direction that the fore bearing nesting is mounted on drive end bearing bracket is logical
In hole；The fore bearing is located in the axially extending bore of fore bearing nesting；The bearing (ball) cover is mounted on the axial direction of fore bearing nesting
In through-hole, axially position is carried out for the inner ring to fore bearing and fore bearing nesting is sealed；The rear end cap is mounted on
The rear end of through hole is located in the 5th installation cavity, and the rear bearing is located in the axially extending bore of rear end cap, the rear bearing end cap
It is mounted in the axially extending bore of rear end cap, for carrying out axially position to rear bearing；The main shaft is located in through hole, main shaft
Front end is supported positioning by fore bearing, and the rear end of main shaft is supported positioning by rear bearing, and the rear end of main shaft from
Through hole is stretched out as the power output end connecting with cutter；
The main shaft driving device is mounted in through hole, is located in the 4th installation cavity and the 5th installation cavity, and driving spindle is used for
Rotation, main shaft driving device includes stator, stator support sleeve, rotor and rotor fixing sleeve；The stator support sleeve, which is sleeved on, to be passed through
In through-hole, and it is fixedly connected with through hole hole wall；The rotor fixing sleeve is arranged and is fixed on main shaft, and the rotor is arranged simultaneously
It is fixed on rotor fixing sleeve；The stator sleeve is set to rotor, and and rotor there are gap, stator and stator support sleeve is fixed connects
It connects；
It includes fluted disc one, fluted disc two, fluted disc three, left piston disk and right piston disk that the main shaft, which unclamps locking device,；The fluted disc
One fixing sleeve is set on main shaft, is located in the second installation cavity；The fluted disc two is set in one periphery of fluted disc, and the right side of fluted disc two
End face fitting is fixed on the second limit end face, i.e., fluted disc two is fixed together with main shaft shell, outside the fluted disc two
There are gaps between disc and the circumferential wall of the second installation cavity；The fluted disc three is set on main shaft, is located at one left side of fluted disc,
Tooth on the fluted disc three can be engaged with the tooth on the tooth and fluted disc one on fluted disc two；The right piston disk, which is arranged, is fixed on tooth
Three periphery of disk, and be located in the first installation cavity；The left piston disk is set on main shaft, is located at the left side of fluted disc three, with fluted disc three,
Right piston disk is fixedly connected with；A ring-shaped cavity is formed between the right side of the right piston disk and the first limit end face, the ring
Shape cavity is that main shaft unclamps oil pocket, has a flange on the right side of right piston disk, the outer of fluted disc two is inserted into the end of the flange
Between disc and the circumferential wall of the second installation cavity there are gap in；There is flange on the right side of the drive end bearing bracket, it is described
A ring-shaped cavity is formed between the left side of left piston disk and the right side of drive end bearing bracket, which is principal shaft locking oil pocket,
It is offered respectively in the main shaft shell and unclamps the oil-through-hole that oil pocket is connected with principal shaft locking oil pocket, main shaft.
Preferably, fore bearing of the present invention and rear bearing are angular contact ball bearing.
Preferably, main shaft of the present invention is hollow main shaft.
Preferably, the rear end of main shaft of the present invention is connected with cutter attachment base.
Preferably, the shaft end for carrying out axially position to cutter attachment base is provided at the rear end of main shaft of the present invention
Retaining ring.
Preferably, it is arranged at the rear end of main shaft shell of the present invention with after for making rear end cap be securedly mounted to through hole
The anchor ear at end.
Preferably, sealing ring is arranged at the contact surface of rear bearing end cap and main shaft of the present invention to be sealed.
In order to solve the above technical problems, the present invention also provides another technical solutions: a kind of work side milling vehicle composite main shaft
Method are as follows:
1, it is passed through hydraulic oil in principal shaft locking oil pocket, under oil pressure effect, fluted disc three, left piston disk and right piston disk are as one
A entirety moves right, and the flange on right piston disk right side is along the periphery of fluted disc two and the circumferential direction of the second installation cavity
Between wall surface there are gap in carry out guiding movement, then fluted disc three meshes together with fluted disc one, fluted disc two, due to fluted disc
Two are fixedly connected with main shaft shell, and main shaft is locked at this time, do not rotate, the mountable lathe tool of cutter attachment base, carry out turning
Processing；
2, it is unclamped in oil pocket toward main shaft and is passed through hydraulic oil, under oil pressure effect, fluted disc three, left piston disk and right piston disk are as one
A entirety is moved to the left, and the flange on right piston disk right side is along the periphery of fluted disc two and the circumferential direction of the second installation cavity
Between wall surface there are gap in carry out guiding movement, then fluted disc three and fluted disc one, fluted disc two are detached from, and main shaft drives fill at this time
Setting energization can be driven main axis, and the mountable milling cutter of cutter attachment base carries out Milling Process.
Compared with prior art, the present invention having the following advantages that and effect: 1, main shaft driving device is powered using rotor
Driving, main shaft is able to achieve high speed rotation, and precision is high；2, setting limit end face inside main shaft shell, wherein the first limit end face
Oil pocket is formed for the right side with right piston disk, and moves right and limits to right piston disk, prevents transition from moving right,
Second positive stop end is limited in face of the flange of right piston disk, the moving distance of control fluted disc three is designed using structure, without borrowing
Other position measurement devices are helped, the design of entire composite main shaft is simplified, is not susceptible to failure；3, the periphery of fluted disc two with
There are gaps between the circumferential wall of second installation cavity, when principal shaft locking, described in the flange insertion on right piston disk right side
In gap, stability when principal shaft locking is enhanced, improves main shaft rigidity；4, composite main shaft structure is simple, break down rate
It is low, turnery processing can be used for but also be used for Milling Process, economic serviceability is strong.
Detailed description of the invention
It, below will be to specific implementation in order to illustrate more clearly of the specific embodiment of the invention or scheme in the prior art
Mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, the accompanying drawings in the following description
It is some embodiments of the present invention, for those skilled in the art, without creative efforts, may be used also
To obtain other drawings based on these drawings.
Fig. 1 is the schematic view of the front view of the embodiment of the present invention.
Fig. 2 is A-A schematic cross-sectional view in Fig. 1.
Fig. 3 is partial structural diagram in Fig. 2.
Fig. 4 is the structural schematic diagram of main shaft shell in Fig. 2.
Description of symbols: main shaft shell 1, through hole 101, the first installation cavity 1011, the second installation cavity 1012, third peace
It behave affectedly the 1013, the 4th installation cavity 1014, the 5th installation cavity 1015, drive end bearing bracket 2, fluted disc 1, fluted disc 24, fluted disc 35, left piston
Disk 51, main shaft 6, fore bearing nesting 7, fore bearing end cap 8, fore bearing 9, anchor ear 10, cutter attachment base 11, is determined right piston disk 52
Sub 12, rotor 13, stator support sleeve 14, rotor fixing sleeve 15, rear end cap 16, rear bearing end cap 17, rear bearing 18, shaft end ring
19, principal shaft locking oil pocket a, main shaft unclamp oil pocket b, the first limit end face c, the second limit end face d.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited to following embodiments.
Embodiment.
Referring to Fig. 1 to Fig. 4.
The present embodiment is a kind of milling vehicle composite main shaft, including main shaft shell 1, main shaft 6, drive end bearing bracket 2, rear end cap 16, front axle
It holds 9, rear bearing 18, fore bearing nesting 7, fore bearing end cap 8, rear bearing end cap 17, main shaft driving device and main shaft and unclamps locking
Device.Fore bearing 9 and rear bearing 18 are angular contact ball bearing, and main shaft 6 is hollow main shaft.
In the present embodiment, main shaft shell 1 has a through hole 101, and through hole 101 is divided into first from front to back
Installation cavity 1011, the second installation cavity 1012, third installation cavity 1013, the 4th installation cavity 1014 and the 5th installation cavity 1015, wherein
The internal diameter of first installation cavity 1011 is greater than the internal diameter of the second installation cavity 1012, and the internal diameter of the second installation cavity 1012 is installed greater than third
The internal diameter of chamber 1013, the internal diameter of third installation cavity 1013 less than the 4th installation cavity 1014 internal diameter, the 4th installation cavity 1014 it is interior
Diameter is greater than the internal diameter of the 5th installation cavity 1015.The transition joint face of first installation cavity 1011 and the second installation cavity 1012 forms first
Limit end face c, the second limit of transition joint face formation end face d of the second installation cavity 1012 and third installation cavity 1013.
In the present embodiment, drive end bearing bracket 2, rear end cap 16, fore bearing nesting 7 and rear bearing end cap 17 all has and through hole
101 coaxial axially extending bores.Drive end bearing bracket 2 is mounted on the front end of through hole 101, is located in the first installation cavity 1011；Fore bearing is embedding
Set 7 is mounted in the axially extending bore of drive end bearing bracket 2.
In the present embodiment, fore bearing 9 is located in the axially extending bore of fore bearing nesting 7；It is embedding that bearing (ball) cover 8 is mounted on fore bearing
In the axially extending bore of set 7, axially position is carried out for the inner ring to fore bearing 9 and fore bearing nesting 7 is sealed.Rear end cap
16 are mounted on the rear end of through hole 101, are located in the 5th installation cavity 1015, rear bearing 18 is located at the axially extending bore of rear end cap 16
It is interior.Rear bearing end cap 17 is mounted in the axially extending bore of rear end cap 16, for carrying out axially position to rear bearing 18.Main shaft shell
It is arranged at 1 rear end with for making rear end cap 16 be securedly mounted to the anchor ear 10 of 101 rear end of through hole.Rear bearing end cap 17 and master
Sealing ring is arranged at the contact surface of axis 6 to be sealed.
In the present embodiment, main shaft 6 is located in through hole 101, and the front end of main shaft 6 is supported positioning by fore bearing 9, main
The rear end of axis 6 is supported positioning by rear bearing 18, and the rear end of main shaft 6 is stretched out as with cutter from through hole 101 and connected
The power output end connect, the rear end of main shaft 6 are connected with cutter attachment base 11, and cutter attachment base 11 is used for fixed cutting tool, main shaft 6
The shaft end ring 19 for carrying out axially position to cutter attachment base 11 is additionally provided at rear end.
In the present embodiment, main shaft driving device is mounted in through hole 101, is located at the 4th installation cavity 1014 and the 5th installation
In chamber 1015, rotated for driving spindle 6.Main shaft driving device includes that stator 12, stator support sleeve 14, rotor 13 and rotor are solid
Surely 15 are covered；Stator support sleeve 14 is sleeved in through hole 101, and is fixedly connected with 101 hole wall of through hole；15 sets of rotor fixing sleeve
And if be fixed on main shaft 6, rotor 13 is arranged and is fixed on rotor fixing sleeve 15；Stator 12 is sheathed on rotor 13, and with turn
There are gap, stator 12 is fixedly connected son 13 with stator support sleeve 14.
In the present embodiment, it includes fluted disc 1, fluted disc 24, fluted disc 35, left piston disk 51 and the right side that main shaft, which unclamps locking device,
Piston plate 52.One 3 fixing sleeve of fluted disc is set on main shaft 6, is located in the second installation cavity 1012；Fluted disc 24 is set in outside fluted disc 1
It encloses, and the right side fitting of fluted disc 24 is fixed on the second limit end face d, i.e., fluted disc 24 is fixedly connected with main shaft shell 1
Together, there are gaps between the periphery of fluted disc 24 and the circumferential wall of the second installation cavity 1012.Fluted disc 35 is set in master
On axis 6, it is located at one 3 left side of fluted disc, the tooth on fluted disc 35 can be engaged with the tooth on the tooth and fluted disc 1 on fluted disc 24.
In the present embodiment, right piston disk 52, which is arranged, is fixed on 35 periphery of fluted disc, and is located in the first installation cavity 1011；It is left
Piston plate 51 is set on main shaft 6, is located at 35 left side of fluted disc, is fixedly connected with fluted disc 35, right piston disk 52.Right piston disk
A ring-shaped cavity is formed between 52 right side and the first limit end face c, which is that main shaft unclamps oil pocket b, right piston
There is a flange, the periphery of the end insertion fluted disc 24 of the flange and the week of the second installation cavity 1012 on the right side of disk 52
To between wall surface there are gap in.There is flange, the left side of left piston disk 51 and drive end bearing bracket 2 on the right side of drive end bearing bracket 2
Right side between form a ring-shaped cavity, which is principal shaft locking oil pocket a, offered in main shaft shell 1 respectively with
Principal shaft locking oil pocket a, main shaft unclamp the oil-through-hole that oil pocket b is connected.
The working method of the present embodiment are as follows:
(1) when being passed through hydraulic oil in principal shaft locking oil pocket a, under oil pressure effect, fluted disc 35, left piston disk 51 and right work
Plug disk 52 move right as a whole, and the flange on 52 right side of right piston disk along fluted disc 24 periphery with
Between the circumferential wall of second installation cavity 1012 there are gap in carry out guiding movement, then fluted disc 35 and fluted disc 1, tooth
Disk 24 meshes together, and since fluted disc 24 is fixedly connected with main shaft shell 1, main shaft 6 is locked at this time, does not rotate, knife
Have the mountable lathe tool of attachment base 11, carries out turnery processing；
(2) when being passed through hydraulic oil in main shaft release oil pocket b, under oil pressure effect, fluted disc 35, left piston disk 51 and right work
Plug disk 52 be moved to the left as a whole, and the flange on 52 right side of right piston disk along fluted disc 24 periphery with
Between the circumferential wall of second installation cavity 1012 there are gap in carry out guiding movement, then fluted disc 35 and fluted disc 1, tooth
Disk 24 is detached from, and the rotation of main shaft 6 can be driven in main shaft driving device energization at this time, and the mountable milling cutter of cutter attachment base 11 is milled
Cut processing.
It is any ripe although the present invention is disclosed as above with embodiment, its protection scope being not intended to limit the invention
The technical staff for knowing this technology changes and retouches made without departing from the spirit and scope of the invention, should belong to this
The protection scope of invention.
Claims (8)
1. a kind of milling vehicle composite main shaft, including main shaft shell (1), main shaft (6), drive end bearing bracket (2), rear end cap (16), fore bearing
(9), rear bearing (18), fore bearing nested (7), fore bearing end cap (8) and rear bearing end cap (17)；It is characterized by also including
Main shaft driving device and main shaft unclamp locking device；
The main shaft shell (1) has a through hole (101), and the through hole (101) is divided into first from front to back
Installation cavity (1011), the second installation cavity (1012), third installation cavity (1013), the 4th installation cavity (1014) and the 5th installation cavity
(1015)；The internal diameter of first installation cavity (1011) is greater than the internal diameter of the second installation cavity (1012), second installation cavity
(1012) internal diameter is greater than the internal diameter of third installation cavity (1013), and the internal diameter of the third installation cavity (1013) is less than the 4th installation
The internal diameter of chamber (1014), the internal diameter of the 4th installation cavity (1014) are greater than the internal diameter of the 5th installation cavity (1015)；Described first
The transition joint face of installation cavity (1011) and the second installation cavity (1012) forms the first limit end face (c), the second installation cavity
(1012) and the transition joint face of third installation cavity (1013) forms the second limit end face (d)；
The drive end bearing bracket (2), rear end cap (16), fore bearing nested (7) and rear bearing end cap (17) all have and through hole (101)
Coaxial axially extending bore；The drive end bearing bracket (2) is mounted on the front end of through hole (101), is located in the first installation cavity (1011)；Institute
Fore bearing nested (7) is stated to be mounted in the axially extending bore of drive end bearing bracket (2)；The fore bearing (9) is located at the axis of fore bearing nested (7)
Into through-hole；The bearing (ball) cover (8) is mounted in the axially extending bore of fore bearing nested (7), for the inner ring to fore bearing (9)
It carries out axially position and fore bearing nested (7) is sealed；The rear end cap (16) is mounted on the rear end of through hole (101),
In the 5th installation cavity (1015), the rear bearing (18) is located in the axially extending bore of rear end cap (16), the rear axle socket end
Lid (17) is mounted in the axially extending bore of rear end cap (16), for carrying out axially position to rear bearing (18)；Main shaft (6) position
In through hole (101), the front end of main shaft (6) is supported positioning by fore bearing (9), and the rear end of main shaft (6) passes through rear axle
It holds (18) and is supported positioning, and the rear end of main shaft (6) is stretched out from through hole (101) as the power output connecting with cutter
End；
The main shaft driving device is mounted in through hole (101), is located at the 4th installation cavity (1014) and the 5th installation cavity
(1015) it in, is rotated for driving spindle (6), main shaft driving device includes stator (12), stator support sleeve (14), rotor (13)
With rotor fixing sleeve (15)；The stator support sleeve (14) is sleeved in through hole (101), and solid with through hole (101) hole wall
Fixed connection；The rotor fixing sleeve (15) is arranged and is fixed on main shaft (6), and the rotor (13), which is arranged and is fixed on rotor, consolidates
On fixed set (15)；The stator (12) is sheathed on rotor (13), and there are gap, stator (12) and stators to support with rotor (13)
Set (14) is fixedly connected；
It includes fluted disc one (3), fluted disc two (4), fluted disc three (5), left piston disk (51) and right work that the main shaft, which unclamps locking device,
It fills in disk (52)；Fluted disc one (3) fixing sleeve is set on main shaft (6), is located in the second installation cavity (1012)；The fluted disc two
(4) it is set in fluted disc one (3) periphery, and the right side fitting of fluted disc two (4) is fixed on the second limit end face (d), i.e. tooth
Disk two (4) is fixed together with main shaft shell (1), the periphery of the fluted disc two (4) and the second installation cavity (1012)
There are gaps between circumferential wall；The fluted disc three (5) is set on main shaft (6), is located on the left of fluted disc one (3), the fluted disc
Tooth on three (5) can be engaged with the tooth on the tooth and fluted disc one (3) on fluted disc two (4)；The right piston disk (52) is arranged solid
It is scheduled on fluted disc three (5) periphery, and is located in the first installation cavity (1011)；The left piston disk (51) is set on main shaft (6), position
On the left of fluted disc three (5), it is fixedly connected with fluted disc three (5), right piston disk (52)；The right side of the right piston disk (52) with
A ring-shaped cavity is formed between first limit end face (c), which is that main shaft unclamps oil pocket (b), right piston disk (52)
There is a flange, the periphery of end insertion fluted disc two (4) of the flange and the circumferential direction of the second installation cavity (1012) on right side
Between wall surface there are gap in；There is flange, the left side of the left piston disk (51) on the right side of the drive end bearing bracket (2)
A ring-shaped cavity is formed between the right side of drive end bearing bracket (2), which is principal shaft locking oil pocket (a), outside the main shaft
It is offered respectively on shell (1) and unclamps the oil-through-hole that oil pocket (b) is connected with principal shaft locking oil pocket (a), main shaft.
2. milling vehicle composite main shaft according to claim 1, it is characterised in that: the fore bearing (9) and rear bearing (18) are equal
For angular contact ball bearing.
3. milling vehicle composite main shaft according to claim 1, it is characterised in that: the main shaft (6) is hollow main shaft.
4. milling vehicle composite main shaft according to claim 1, it is characterised in that: the rear end of the main shaft (6) is connected with cutter
Attachment base (11).
5. milling vehicle composite main shaft according to claim 4, it is characterised in that: be arranged at the rear end of the main shaft (6) useful
In the shaft end ring (19) that cutter attachment base (11) are carried out with axially position.
6. milling vehicle composite main shaft according to claim 1, it is characterised in that: be arranged at the rear end of the main shaft shell (1)
With for making rear end cap (16) be securedly mounted to the anchor ear (10) of through hole (101) rear end.
7. milling vehicle composite main shaft according to claim 1, it is characterised in that: the rear bearing end cap (17) and main shaft (6)
Contact surface at setting sealing ring be sealed.
8. a kind of working method of milling vehicle composite main shaft as claimed in any one of claims 1 to 7, it is characterised in that:
It is passed through hydraulic oil in principal shaft locking oil pocket (a), under oil pressure effect, fluted disc three (5), left piston disk (51) and right piston
Disk (52) moves right as a whole, and the flange on right piston disk (52) right side is along the outer circle of fluted disc two (4)
Between face and the circumferential wall of the second installation cavity (1012) there are gap in carry out guiding movement, then fluted disc three (5) and tooth
Disk one (3), fluted disc two (4) mesh together, since fluted disc two (4) is fixedly connected with main shaft shell (1), main shaft (6) quilt at this time
Locking, does not rotate, cutter attachment base (11) mountable lathe tool, carries out turnery processing；
It is unclamped in oil pocket (b) toward main shaft and is passed through hydraulic oil, under oil pressure effect, fluted disc three (5), left piston disk (51) and right piston
Disk (52) is moved to the left as a whole, and the flange on right piston disk (52) right side is along the outer circle of fluted disc two (4)
Between face and the circumferential wall of the second installation cavity (1012) there are gap in carry out guiding movement, then fluted disc three (5) and tooth
Disk one (3), fluted disc two (4) are detached from, and main shaft (6) rotation, cutter attachment base (11) can be driven in main shaft driving device energization at this time
Mountable milling cutter carries out Milling Process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811646407.6A CN109676166A (en) | 2018-12-29 | 2018-12-29 | A kind of milling vehicle composite main shaft and its working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811646407.6A CN109676166A (en) | 2018-12-29 | 2018-12-29 | A kind of milling vehicle composite main shaft and its working method |
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| Publication Number | Publication Date |
|---|---|
| CN109676166A true CN109676166A (en) | 2019-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811646407.6A Pending CN109676166A (en) | 2018-12-29 | 2018-12-29 | A kind of milling vehicle composite main shaft and its working method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860705A (en) * | 2018-08-28 | 2020-03-06 | 薛富盛 | Non-contact type electric energy transmission high-frequency vibration main shaft system and restraint piece manufacturing method |
| CN111842944A (en) * | 2020-08-28 | 2020-10-30 | 肇庆市高讯数控设备有限公司 | Turning and milling composite spindle |
| CN112024911A (en) * | 2020-07-16 | 2020-12-04 | 洛阳轴承研究所有限公司 | Composite electric spindle |
| CN112317773A (en) * | 2020-09-30 | 2021-02-05 | 西安兴航航空科技股份有限公司 | Turning and milling composite spindle turning and milling rotary cutting transmission device and working method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860705A (en) * | 2018-08-28 | 2020-03-06 | 薛富盛 | Non-contact type electric energy transmission high-frequency vibration main shaft system and restraint piece manufacturing method |
| US11654493B2 (en) | 2018-08-28 | 2023-05-23 | National Chung Hsing University | High frequency vibration spindle system with noncontact power transmission and method for manufacturing a restraining part used therein |
| CN112024911A (en) * | 2020-07-16 | 2020-12-04 | 洛阳轴承研究所有限公司 | Composite electric spindle |
| CN111842944A (en) * | 2020-08-28 | 2020-10-30 | 肇庆市高讯数控设备有限公司 | Turning and milling composite spindle |
| CN112317773A (en) * | 2020-09-30 | 2021-02-05 | 西安兴航航空科技股份有限公司 | Turning and milling composite spindle turning and milling rotary cutting transmission device and working method |
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