CN207026967U - A kind of boring and milling grinds complex machining device - Google Patents
A kind of boring and milling grinds complex machining device Download PDFInfo
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- CN207026967U CN207026967U CN201721014694.XU CN201721014694U CN207026967U CN 207026967 U CN207026967 U CN 207026967U CN 201721014694 U CN201721014694 U CN 201721014694U CN 207026967 U CN207026967 U CN 207026967U
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- boring
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Abstract
A kind of boring and milling grinds complex machining device, including the mechanical main shaft being arranged in seal casinghousing, adjustment armature spindle is provided with by bearing in the eccentric orfice of mechanical main shaft, adjusts in the eccentric orfice of armature spindle and electro spindle is connected by flange, the cutter or bistrique for processing part are installed on electro spindle；Servomotor is installed in the endoporus of the mechanical main shaft and is capable of the worm-and-wheel gear of reverse self-locking, the adjustment armature spindle connects servomotor by worm-and-wheel gear, servomotor rotates adjustment armature spindle according to angle command by worm-and-wheel gear, change the axis radial distance between electro spindle and mechanical main shaft, then change the range of work；Described mechanical main shaft drives electro spindle to realize axial feed.The utility model is that can complete milling, boring, the process ground by clamped one time, while a variety of Compound Machinings are realized, reduces the overall dimensions of composite main shaft, compact-sized reasonable, is adapted to the processing of flange face and large revolving body part.
Description
Technical field
The utility model belongs to field of machining, and in particular to a kind of boring and milling grinds complex machining device.
Background technology
The hole system processing technology and crudy of complex parts are to influence the key factor of whole part quality, boring and mill
The critical process for belonging to porous part processing is cut, is that the hole system circularity precision of processing is high the advantages of boring technique, but process
Efficiency is low, and machined surface quality is poor, and these traditional handicrafts are with equipping the special-shaped hole machined when ratio in taper hole, the conical surface and other parts
It is more difficult.And existing machine tool apertures system processing flexibility is low, the processing of different pore size part can not be adapted to.Factory is often
Need to put into extra cutter and machine tool, work flow and manipulation strength are added, so as to reduce production efficiency.
When part aperture is larger, using the cutter or emery wheel workpieces processing endoporus of small diameter, cylindrical, its circumferencial direction leads to
It is to cause to process that hole circularity is low, stepped hole axiality frequently with the mode of linear axis NC Interpolation, the shortcomings that such a processing mode
Precision is low.
The processing of cylindrical or outer cone is typically carried out using lathe, wherein cutter remains stationary as, and is turned round by main shaft
Feeding, processing efficiency is low and piece surface is poor, if run into large-scale or larger length part, easily causes clamping and is stranded
It is difficult.Because the big then rotary inertia of part is big, rotating accuracy is low, and the machining accuracy that can cause part using traditional turning mode drops
It is low, it is therefore desirable to which that research can keep heavy parts fixed, and cutter carries out the new method of swivel feeding cutting.
The processing of complex parts generally comprises multiple working procedure, and milling and boring, grinding are complete in different clamping machine tools respectively
Into being processed afterwards, it can so cause that the setting accuracy on work of part is low, and processing efficiency is low.So exploitation is needed to realize
The machine tool chief axis of a variety of processing purposes, realizes clamped one time, completes the whole process of part.
Utility model content
The purpose of this utility model is to be directed to above-mentioned the problems of the prior art, there is provided a kind of boring and milling mill Compound Machining dress
Put, be that can complete milling, boring, the process ground by clamped one time, while a variety of Compound Machinings are realized, reduce compound
The overall dimensions of main shaft so that structure more compact and reasonable, be adapted to the processing of flange face and large revolving body part.
To achieve these goals, the technical solution adopted in the utility model is：Including the machine being arranged in seal casinghousing
Tool main shaft, the eccentric orfice of mechanical main shaft is interior to be provided with adjustment armature spindle by bearing, adjusts and passes through method in the eccentric orfice of armature spindle
Orchid connects electro spindle, and the cutter or bistrique for processing part are provided with described electro spindle；The endoporus of the mechanical main shaft
In servomotor be installed and be capable of the worm-and-wheel gear of reverse self-locking, the adjustment armature spindle passes through worm-and-wheel gear
Servomotor is connected, servomotor rotates adjustment armature spindle according to angle command by worm-and-wheel gear, changes electricity
Axis radial distance between main shaft and mechanical main shaft, then changes the range of work；Described mechanical main shaft drives electro spindle real
Existing axial feed.
Described adjustment rotor shaft rear end is connected with Circular gratings chi and worm gear, and grating reading is provided with the endoporus of mechanical main shaft
Several heads.
Described adjustment rotor shaft end fixes worm gear by alignment pin, and worm screw connects servo by worm shaft and shaft coupling
Motor.
Described adjustment armature spindle is arranged on by YRT turntables bearing in the eccentric orfice of mechanical main shaft.
Described mechanical main shaft is arranged in main spindle box by spring bearing group, and bearing end is installed at the both ends of main spindle box respectively
Lid.
Described bearing (ball) cover includes front end bearing (ball) cover and rear end bearing end cap, rear end bearing end cap and main spindle box and
Gasket seal and sealing felt collar are respectively arranged between mechanical main shaft；Electro spindle is arranged on front end axle by electric main shaft sealing end cap
Socket end covers；Mechanical main shaft bearing lock nut is provided with the periphery of mechanical main shaft.
Electro spindle power and signal wire and grating scale signal wire are drawn by slip ring in the endoporus of mechanical main shaft.
Compared with prior art, the utility model has following beneficial effect：It is integrated with precision optical machinery main shaft gyration essence
Degree is high with the high advantage of high-speed electric main shaft cutting speed, and mechanical main shaft be overall axle, maintain mechanical main shaft rigidity it is high with
The advantages of rotating accuracy is high, while reduce the processing cost of complicated machinery main shaft.It is rotated into using precision optical machinery main shaft low
Ensure axiality, the circularity in part to be processed hole to motion, high-speed cutting processing is realized using high-speed electric main shaft band cutter.This
Utility model can improve lathe Flexible Manufacture ability, using it is same cutter complete different pore size processing, extension lathe and
The range of work of cutter, makes aperture size not limited by tool dimension.Cutter carries out high-speed cutting using multitoothed cutter, than list
The mode of tooth or few tooth boring cutter slow cutting, extends the life-span of cutter, improves machined surface quality, while improve processing
Efficiency, it can totally reduce processing cost.The utility model can stop the revolution of mechanical main shaft, be carried out at a high speed using electro spindle
Milling Process piece surface, it is not necessary to which moving parts or adjustment machining tool, inner circle can be carried out by changing milling cutter into bistrique
Boring mill processing, it is not necessary to moving parts position or adjustment machining tool, it is simple to operate, it is easy to use.
Further, electro spindle power and signal wire and light are drawn by slip ring in the endoporus of the utility model mechanical main shaft
Grid chi signal wire, using hollow design, effectively improve the reliability of signal and power transmission.
Brief description of the drawings
Fig. 1 overall structure diagrams of the present utility model；
Fig. 2 the utility model adjusts armature spindle end construction schematic diagram；
In accompanying drawing：1- electro spindles；2- electric main shaft sealing end caps；3-YRT turntable bearings；4- front ends bearing (ball) cover；5- machineries
Main shaft；6- spring bearing groups；7- main spindle boxes；8- adjusts armature spindle；9- bearing pre-tightened sleeves；10- rotor bearing end caps；11- turns
Sub- axle rear support bearing；12- rotor bearing locking nuts；13- Circular gratings chis；14- front ends bearing (ball) cover；15- worm gears；16- light
Grid reading head；17- lead bearings；18- mechanical main shaft bearing lock nuts；19- seals felt collar；20- gasket seals；21- rear ends
Bearing (ball) cover；22- toothed belt transmission teeth；23- electro spindles power and signal wire；24- grating scale signal wires；25- alignment pins；26-
Worm screw spring bearing group；27- Worm adjusting bearings system；28- worm shafts；29- shaft couplings；30- retaining rings for shaft shoulder；31- motor connection methods
It is blue；32- worm screws seal felt collar；33- adjusts a set of cups；34- servomotors.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1-2, the utility model includes the mechanical main shaft 5 being arranged in seal casinghousing, mechanical main shaft 5 in structure
Eccentric orfice in by YRT turntables bearing 3 be provided with adjustment armature spindle 8, adjust armature spindle 8 eccentric orfice in is connected by flange
Electro spindle 1, cutter or bistrique for processing part are installed on electro spindle 1；Servo electricity is installed in the endoporus of mechanical main shaft 5
Machine 34 and the worm-and-wheel gear for being capable of reverse self-locking, adjustment armature spindle 8 connect servomotor 34 by worm-and-wheel gear,
Adjustment armature spindle 8 rear end is connected with Circular gratings chi 13 and worm gear 15, and grating reading head 16 is provided with the endoporus of mechanical main shaft 5.
Servomotor 34 rotates adjustment armature spindle 8 according to angle command by worm-and-wheel gear, changes electro spindle 1 and machinery
Axis radial distance between main shaft 5, then changes the range of work.Mechanical main shaft 5 drives electro spindle 1 to realize axial feed.
Adjust the end of armature spindle 8 and worm gear 15 is fixed by alignment pin 25, worm screw is connected by worm shaft 28 and shaft coupling 29
Servomotor 34.Worm-and-wheel gear has the advantages of stable drive, torque are big, reverse self-locking.
Mechanical main shaft 5 is arranged in main spindle box 7 by spring bearing group 6, and bearing end is installed at the both ends of main spindle box 7 respectively
Lid.Bearing (ball) cover includes front end bearing (ball) cover 4 and rear end bearing end cap 21, rear end bearing end cap 21 and main spindle box 7 and machinery
Gasket seal 20 and sealing felt collar 19 are respectively arranged between main shaft 5；Before electro spindle 1 is arranged on by electric main shaft sealing end cap 2
On end bearing end cap 4；Mechanical main shaft bearing lock nut 18 is provided with the periphery of mechanical main shaft 5.
Electro spindle power and signal wire 23 and grating scale signal wire 24 are drawn by slip ring in the endoporus of mechanical main shaft 5.Axle
Bearing outer-ring is with mechanical main shaft gyration, and inner ring keeps immobilizing.Slip ring specific customization, bearing can be used as.
For the utility model during boring-mill work, the mechanical main shaft 5 of the device drives whole composite main shaft system around axle
Heart O3Low speed rotation, electro spindle 1 drive cutter at high speeds rotation, and both compound motions complete the processing of part.
The device ensures axiality, the circularity in part to be processed hole using the motion of precision optical machinery main shaft low swivel feeding,
High-speed cutting processing is realized using high-speed electric main shaft band cutter, and realizes that compound processing technology is ground in boring and milling and boring.
Servomotor 34 is according to order-driven worm-and-wheel gear around axle center O2Rotated in the eccentric orfice of mechanical main shaft 5,
To change the radial distance between the axis of electro spindle 1 and the axis of mechanical main shaft 5, while turbine and worm mechanism keeps self-locking work(
Can, continue to process with the radius of clean-up after adjustment.The range of work of this composite main shaft is adjusted with this, is allowed to adapt to difference
The part processing of size.Mechanical main shaft 5, servomotor 34 and electro spindle 1 can keep continuously moving simultaneously, carry out part cone
Hole, the boring and milling of irregularly-shaped hole and boring mill Compound Machining.Mechanical main shaft 5 of the present utility model is fixed, is linked using numerical control of machine tools
Interpolation, milling is carried out to the surface of part by electro spindle 1 or internal grinding is processed.The utility model can also use cam
Indexing mechanism carries out indexing and radial cutting adjustment, because Cam intermittent mechanism can keep high accuracy simultaneously in the case where high speed rotates
Indexing effect, solve the function that worm-and-wheel gear can not complete the fine setting of fast linked and cutter radial with this.
Claims (7)
1. a kind of boring and milling grinds complex machining device, it is characterised in that：Including the mechanical main shaft (5) being arranged in seal casinghousing, machine
Adjustment armature spindle (8) is provided with by bearing in the eccentric orfice of tool main shaft (5), passes through method in the eccentric orfice of adjustment armature spindle (8)
Orchid connects electro spindle (1), and the cutter or bistrique for processing part are provided with described electro spindle (1)；
Servomotor (34) is installed in the endoporus of the mechanical main shaft (5) and is capable of the worm-and-wheel gear of reverse self-locking,
The adjustment armature spindle (8) connects servomotor (34) by worm-and-wheel gear, and servomotor (34) leads to according to angle command
Crossing worm-and-wheel gear rotates adjustment armature spindle (8), changes the axis footpath between electro spindle (1) and mechanical main shaft (5)
To distance, then change the range of work；Described mechanical main shaft (5) drives electro spindle (1) to realize axial feed.
2. boring and milling mill complex machining device according to claim 1, it is characterised in that：Described adjustment armature spindle (8) rear end
Circular gratings chi (13) and worm gear (15) are connected with, grating reading head (16) is provided with the endoporus of mechanical main shaft (5).
3. boring and milling mill complex machining device according to claim 2, it is characterised in that：Described adjustment armature spindle (8) end
By the fixed worm gear (15) of alignment pin (25), worm screw connects servomotor (34) by worm shaft (28) and shaft coupling (29).
4. boring and milling mill complex machining device according to claim 1, it is characterised in that：Described adjustment armature spindle (8) passes through
YRT turntables bearing (3) is arranged in the eccentric orfice of mechanical main shaft (5).
5. boring and milling mill complex machining device according to claim 1, it is characterised in that：Described mechanical main shaft (5) passes through branch
Support bearing group (6) to be arranged in main spindle box (7), bearing (ball) cover is installed at the both ends of main spindle box (7) respectively.
6. boring and milling mill complex machining device according to claim 5, it is characterised in that：Described bearing (ball) cover includes front end axle
Socket end lid (4) and rear end bearing end cap (21), divide between rear end bearing end cap (21) and main spindle box (7) and mechanical main shaft (5)
Gasket seal (20) and sealing felt collar (19) are not provided with；Electro spindle (1) is arranged on front end axle by electric main shaft sealing end cap (2)
On socket end lid (4)；Mechanical main shaft bearing lock nut (18) is provided with the periphery of mechanical main shaft (5).
7. boring and milling mill complex machining device according to claim 1, it is characterised in that：Pass through in the endoporus of mechanical main shaft (5)
Slip ring draws electro spindle power and signal wire (23) and grating scale signal wire (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014694.XU CN207026967U (en) | 2017-08-14 | 2017-08-14 | A kind of boring and milling grinds complex machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014694.XU CN207026967U (en) | 2017-08-14 | 2017-08-14 | A kind of boring and milling grinds complex machining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207026967U true CN207026967U (en) | 2018-02-23 |
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ID=61486706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721014694.XU Active CN207026967U (en) | 2017-08-14 | 2017-08-14 | A kind of boring and milling grinds complex machining device |
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| Country | Link |
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| CN (1) | CN207026967U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581484A (en) * | 2018-05-07 | 2018-09-28 | 西安交通大学 | A kind of boring and milling honing combined machining method and machining tool for hole machined |
| CN109333132A (en) * | 2018-10-19 | 2019-02-15 | 张二朋 | Eccentric structure electro spindle, and preparation method thereof and installation method |
-
2017
- 2017-08-14 CN CN201721014694.XU patent/CN207026967U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581484A (en) * | 2018-05-07 | 2018-09-28 | 西安交通大学 | A kind of boring and milling honing combined machining method and machining tool for hole machined |
| CN109333132A (en) * | 2018-10-19 | 2019-02-15 | 张二朋 | Eccentric structure electro spindle, and preparation method thereof and installation method |
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