CN105618793A - Two-spindle system applied to horizontal machining center - Google Patents
Two-spindle system applied to horizontal machining center Download PDFInfo
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- CN105618793A CN105618793A CN201410614662.8A CN201410614662A CN105618793A CN 105618793 A CN105618793 A CN 105618793A CN 201410614662 A CN201410614662 A CN 201410614662A CN 105618793 A CN105618793 A CN 105618793A
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Abstract
The invention discloses a two-spindle system applied to a horizontal machining center. The two-spindle system applied to the horizontal machining center is characterized by comprising a driving unit, and a first spindle and a second spindle which are driven by virtue of the driving unit through a gear train in a switching manner, wherein the first spindle drives a facing head to work, and the second spindle drives a drilling and milling head to work. According to the two-spindle system applied to the horizontal machining center disclosed by the invention, the horizontal machining center has total functions of a digital controlled lathe and the boring precision is improved, and the horizontal machining center has good functions of low-speed heavy-cutting turning boring and high-speed drilling and milling.
Description
Technical field
The present invention relates to numerical control machine tool technique field, particularly to a kind of double; two axis systems being applied to horizontal Machining centers.
Background technology
At present, in machine industry, adopting the lathe of facing head technology mainly to have two kinds, one is mechanical type facing head, and it adds and can only move radially by single shaft man-hour; And another kind is the numerical control horizontal boring-milling bed (also known as horizontal Machining centers) adopting digital control plane shaping disc of import.
Occur in that scabbling capstan itself in principal cutting movement incision can realize radial feed, realize the digital control plane shaping disc (i.e. U axle) of three coordinate linkages simultaneously with other direction feeding for this at machine industry. Its servomotor of a kind of numerical facing head the earliest is connected to the tooth bar in pinion and rack by the feed screw nut in ball screw framework, servomotor drives the screw mandrel in ball screw framework to rotate, screw mandrel carries out axially-movable by the tooth bar in feed screw nut's driven gear rackwork, by engaging, rack drives pinion rotation; And the gear band movable slider rotated moves radially, it is achieved the radial feed of cutter. This kind of mechanism anufacturability is poor, and gap is relatively big, and transmission rigidity is low, and Boring preciseness is largely limited by the accuracy of manufacture, it is more difficult to controlling, oneself can not meet the requirement of Modern NC Machine Tool high-rate cutting and high position precision.
For this, Chinese patent Authorization Notice No. CN2354703 discloses a kind of digital control plane shaping disc, and it is constituted with planet wheel differential mechanism and servomotor by cutting facing head, and the precision of work pieces process can be completely secured. But its planet wheel differential mechanism adopts two set planet circular systems, complicated structure.
The disclosed a kind of Multifunctional tool rest for boring lathe of Chinese patent Authorization Notice No. CN201720466, its differential attachment is also adopt two set NW planet circular systems, complicated structure.
In order to solve above-mentioned technical problem, the applicant have submitted a denomination of invention for " planetary numerical facing head " application for a patent for invention on August 3rd, 2011 to China national Department of Intellectual Property, has now authorized, and its Authorization Notice No. is CN202428244U. This planetary numerical facing head, including main spindle box, hollow spindle, motor, gear train, it is provided with a planetary reduction gear in the rear end of main spindle box, the output shaft of planetary reduction gear is connected with the input of central shaft, power shaft and a servomotor connect, and the housing of planetary reduction gear is connected with hollow spindle by gear changing group. This patent of invention selects commercially available planetary reduction gear, and adopts a set of gear changing group, has simple in construction, dependable performance, and backlass is only small, the advantage that rotation precision is high, and the transmission rigidity of whole delivering gear and control accuracy can be made to have very big raising.
But when the planetary numerical facing head of this patent of invention is applied to horizontal Machining centers, being limited to the rotating speed of facing head main shaft, it is performed poor in the high-revolving drilling of needs and milling occasion, it is impossible to meet the requirement of high speed drill milling. And further improve the rotating speed of facing head main shaft, then principal axis balance and the accuracy of manufacture are had higher requirement, being simultaneously fabricated into this also can be higher.
Summary of the invention
The technical problem to be solved is in that the deficiency existing for prior art provides a kind of double; two axis systems being applied to horizontal Machining centers, existing single axis system of horizontal Machining centers is replaced by double; two axis system by it, makes horizontal Machining centers can have facing head main shaft and the advantage boring milling spindle concurrently.
The technical problem to be solved can be achieved through the following technical solutions:
A kind of double; two axis systems being applied to horizontal Machining centers, including:
One driver element;
Switched the first main shaft and the second main shaft that drive by gear train by described driver element, facing head work described in wherein said first main shaft drives, described second main shaft drives Drilling and milling head work.
In a preferred embodiment of the invention, described facing head clamps head and automatic hydraulic tool changing device with cutter hydraulic machinery.
In a preferred embodiment of the invention, also with a hydraulic pressure automatic tool-broaching mechanism on described facing head.
In a preferred embodiment of the invention, described first main shaft is with one first encoder, described second main shaft is with one second encoder, described driver element is with one the 3rd encoder, and described first encoder, the second encoder, the 3rd encoder realize the closed loop control to the first main shaft and the second main shaft together with the digital control system of horizontal Machining centers.
In a preferred embodiment of the invention, described second main shaft is arranged on a feed and withdrawing telescoping mechanism, relies on this feed and withdrawing telescoping mechanism to carry out cutter and withdrawing.
In a preferred embodiment of the invention, the middle part of described second main shaft connects a swivel joint, described swivel joint connects the coolant blowoff of horizontal Machining centers, and the coolant that described coolant blowoff sprays is sprayed onto on Drilling and milling head by the center of described second main shaft and brill hair washing and workpiece are cooled down.
In a preferred embodiment of the invention, described gear train includes:
The first gear coupled with the output shaft of driver element;
The second gear engaged with the first gear;
First splined shaft, described second gear key is located on described first splined shaft;
Adopting rolling bearing to be located in the 3rd gear on described first splined shaft, described 3rd gear is not followed the first splined shaft under not engaged state and is rotated, and described 3rd gear has external gear and internal gear;
Being set in the shift fork on described first splined shaft, described shift fork relies on a shift fork driving mechanism to drive, and is provided with the 4th gear on described shift fork, and described 4th gear can be meshed with the internal gear of described 3rd gear;
The 5th gear being meshed with described 4th gear;
Described first main shaft has interior axle and outer shaft for set axle construction, and described 5th gear couples with the interior axle of described first main shaft and drives the interior axle of described first main shaft to rotate, and the outfan of the interior axle of described first main shaft drives facing head work;
The 6th gear engaged with the external gear of described 3rd gear, described 6th gear is located on the outer shaft of described first main shaft and does not follow the interior axle revolution of the first main shaft by rolling bearing axis;
The 7th gear engaged with the 6th gear;
Second splined shaft, described 7th gear is engaged on described second splined shaft;
It is engaged on the eighth gear on described second splined shaft, eighth gear and described 7th gear synchronous revolution;
The 9th gear engaged with described eighth gear;
3rd splined shaft, described 9th gear is engaged on described 3rd splined shaft;
Moving process can engage with the 3rd splined shaft and the tenth gear of drop out of gear, with described tenth gear under the 3rd splined shaft engagement and described 9th gear synchronous revolution;
Being engaged on the 11st gear on described second main shaft, the 11st gear is meshed with described tenth gear and drives the second main shaft gyration.
In a preferred embodiment of the invention, the input of the interior axle of described first main shaft connects the outfan of a planet-gear speed reducer, the power shaft of described planetary reducer and a servomotor connect, housing at described planetary reducer is connected with the outer shaft of described first main shaft by gear changing group, and described first encoder is driven by described gear changing group.
In a preferred embodiment of the invention, described gear changing group includes:
It is engaged on the driving gear on the outer shaft of described first main shaft;
The first change gear engaged with described driving gear;
One change gear axle, described first change gear is fixed on described change gear axle, and described first encoder is connected with described change gear axle;
It is fixed on the second change gear on described change gear axle;
Being fixed on the driven gear on described planetary reducer housing, described driven gear engages with described second change gear.
In a preferred embodiment of the invention, described tenth gear, the 11st gear are arranged on described feed and withdrawing telescoping mechanism, follow the second main shaft and synchronize to retreat.
In a preferred embodiment of the invention, described feed and withdrawing telescoping mechanism include a circular ram and drive the ram driving mechanism of described circular ram movement, and described second main shaft, the tenth gear, the 11st gear are arranged on described circular ram.
In a preferred embodiment of the invention, described first gear, the second gear, the external gear of the 3rd gear, the 6th gear, the 7th gear, the tenth gear, the 11st gear are bevel gear, and the internal gear of the 3rd gear, the 4th gear, the 5th gear, eighth gear, the 9th gear, the 12nd gear, the first change gear, the second change gear are spur gear.
In a preferred embodiment of the invention, described driver element includes spindle motor and decelerator, and the outfan of described spindle motor couples with the power shaft of decelerator, and described first gear key is located on the output shaft of described decelerator.
Owing to have employed technical scheme as above so that horizontal Machining centers is provided with the repertoire of numerically controlled lathe and improves the precision of bore hole and make horizontal Machining centers have good low-speed heavy cut car boring and high speed drill milling function.
Accompanying drawing explanation
Fig. 1 is the transmission principle figure of the present invention.
Fig. 2 to Fig. 9 is each working state schematic representation of the present invention.
Detailed description of the invention
Referring to a kind of double; two axis systems being applied to horizontal Machining centers provided in Fig. 1, figure, including the spindle motor 100 and the decelerator 200 that constitute driver element, spindle motor 100 outfan couples and with encoder with the power shaft of decelerator 200. Decelerator 200 has two kinds of speed reducing ratio, and a kind of speed reducing ratio is 1: 1, and another kind of speed reducing ratio is 1:4. When speed reducing ratio is 1: 4, decelerator 200 drives the first main shaft 500 to work by gear train, and the first main shaft 500 drives facing head 700 to work. When speed reducing ratio is 1: 1, decelerator 200 drives the second main shaft 1100 to work by gear train, and the second main shaft 1100 drives Drilling and milling head 1900 to work.
Whole gear train includes the first gear Z1, the second gear Z2, the 3rd gear Z3, the 4th gear Z4, the 5th gear Z5, the 6th gear Z6, the 7th gear Z7, eighth gear Z8, the 9th gear Z9, the tenth gear Z10, the 11st gear Z11.
On the output shaft of decelerator 200, key is provided with the first gear Z1, and the first gear Z1 is bevel gear.
This pair of axis system also includes first splined shaft 300, is engaged with the second gear Z2 on the first splined shaft 300, and the second gear Z2 and the first gear Z1 is meshed, and the second gear Z2 is bevel gear.
Being provided with one the 3rd gear Z3 by rolling bearing 600 axle on the first splined shaft 300, the 3rd gear Z3 has external gear and internal gear, and the external gear of the 3rd gear Z3 is bevel gear. The internal gear of the 3rd gear Z3 is spur gear.
First splined shaft 300 is also arranged with a shift fork 400, this shift fork 400 relies on a shift fork driving mechanism such as shift fork to drive oil cylinder 410 (referring to Fig. 2 to Fig. 9) to drive, shift fork 400 is fixed with the 4th gear Z4,4th gear Z4 is spur gear, and the number of teeth of the internal gear of the 3rd gear Z3 is equal with the number of teeth of the 4th gear Z4.
This pair of axis system also includes first main shaft 500, and this first main shaft 500 doubles as the main shaft of facing head 700. First main shaft 500 is set axle construction, and on the interior axle 510 of the first main shaft 500, key is provided with the 5th gear Z5, and the 5th gear Z5 is spur gear. Being provided with the 6th gear Z6 by rolling bearing 800 on the outer shaft 520 of the first main shaft 500, the 6th gear Z6 is bevel gear.
This pair of axis system also includes second splined shaft 900, is engaged with the 7th gear Z7 and eighth gear Z8 on the second splined shaft 900. 7th gear Z7 is that bevel gear is meshed with the 6th gear Z6. Eighth gear Z8 is spur gear.
This pair of axis system also includes the 3rd splined shaft 1000, is engaged with the 9th gear Z9 on the 3rd splined shaft 800, and the 9th gear Z9 drives the 3rd splined shaft 1000 to rotate. 9th gear Z9 is that bevel gear is meshed with eighth gear Z8.
This pair of axis system also includes one and can engage with the 3rd splined shaft 1000 in moving process and the tenth gear Z10 of drop out of gear and second main shaft 1100, and on the second main shaft 1100, key is provided with a pivotal 11st gear Z11 of driving the second main shaft 1100. 11st gear Z11 is that bevel gear is meshed with the tenth gear Z10.
This pair of axis system also includes planetary reducer 1800 and a servomotor 1700 of driving facing head 700 job, the input of the interior axle 510 of the first main shaft 500 connects the outfan of planet-gear speed reducer 1800, the power shaft of planetary reducer 1800 is connected with servomotor 1700, housing at planetary reducer 1800 is connected with the outer shaft 520 of the first main shaft 500 by gear changing group, first encoder is external encoder 1200, institute's gear changing group drive.
Driving gear Z12 and the change gear Z13, driving gear Z12 engaged with driving gear Z12 that this gear changing group includes being engaged on the outer shaft 520 of the first main shaft 500 are spur gear. This gear changing group includes change gear axle 1400 and change gear Z14, and change gear Z13 and Z14 is fixed on synchronous revolving on change gear axle 1400, and change gear Z13 and Z14 is spur gear. External encoder 1200 is connected with change gear axle 1400; Being fixed with a driven gear Z15, driven gear Z15 on the housing of planetary reducer 1800 is that spur gear engages with change gear Z14. The transmission data of such first main shaft 500 are transferred to external encoder 1200 by planet-gear speed reducer 1800, driven gear Z15, driving gear Z12, change gear axle 1400, change gear Z13 and Z14.
The operation principle of facing head the 700, first main shaft 500, planetary reducer 1800, servomotor 1700, driving gear Z12, driven gear Z13 and change gear Z13 and Z14 may refer to CN202428244U " planetary numerical facing head " utility model patent of the applicant's application.
Additionally being provided with one second encoder at the afterbody of the second main shaft 1100, the second encoder is external encoder 1300, and the transmission data of the second main shaft 1100 are directly passed to external encoder 1300. Adopt such mounting means, it is possible to do not use hollow type encoder, reduce cost.
The encoder that external encoder 1200,1300 carries with spindle motor 100 realizes the closed loop control to the first main shaft 500 and the second main shaft 1100 together with the digital control system of horizontal Machining centers, making when gearshift, the first main shaft 500 and the second main shaft 1100 do not swing and can be accurately positioned.
In order to save space further, the centre-to-centre spacing making every effort to make the first main shaft 500 and the second main shaft 1100 in present invention design is nearest, and it is used for adding man-hour at the first main shaft 500, second main shaft 1100 bounces back in gear-box, and when the second main shaft 1100 is used for adding man-hour, the first main shaft 500 bounces back in gear-box. Following technical scheme is present invention employs: the second main shaft the 1100, the tenth gear Z10, the 11st gear Z11 are driven by a feed and withdrawing telescoping mechanism and stretch for this. This feed and withdrawing telescoping mechanism include a circular ram 1500 and drive the ram driving mechanism 1600 of circular ram 1500 motion, and the second main shaft the 1100, the tenth gear Z10, the 11st gear Z11 are arranged on circular ram 1500. Ram driving mechanism 1600 can be various ways, for instance ball wire rod mechanism, hydraulic mechanism, chain-wheel mechanism etc., the present invention adopts hydraulic jack.
In order to realize the cooling to Drilling and milling head 1900, it is connected to a swivel joint (not shown) at the middle part of the second main shaft 1100, swivel joint connects the coolant blowoff of horizontal Machining centers, and the coolant that coolant blowoff sprays is sprayed onto on Drilling and milling head 1900 by the center of the second main shaft 1100 and brill hair washing and workpiece are cooled down.
The tool changing of Drilling and milling head 1900 adopts horizontal Machining centers routine cutter-exchange mechanism to carry out automatic tool changer, no longer repeats at this. And the tool changing of facing head 700 adopts the denomination of invention that the applicant applies for be ZL201320385163.7 for " a kind of cutter hydraulic machinery clamping head and automatic hydraulic tool changing device " patent No., do not repeat them here. Additionally it is also configured with hydraulic pressure automatic tool-broaching mechanism at facing head 700.
The operation principle of the present invention is as follows:
Referring to Fig. 2, start shift fork and drive oil cylinder 410, shift fork drives oil cylinder 410 shift fork 400 action, shift fork 400 makes the 4th gear Z4 and the five gear Z5 be meshed, in conjunction with referring to Fig. 1, now the power of spindle motor 100 is transferred to the interior axle 510 of the first main shaft 500 by decelerator the 200, first gear Z1, the second gear Z2, the first splined shaft the 300, the 4th gear Z4, the 5th gear Z5, and the interior axle 510 of the first main shaft 500 and servomotor 1700, planetary reducer 1800 drive facing head 600 to work. In Fig. 2, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal.
Referring to Fig. 3, in the state of fig. 2, after facing head 700 standard is stopped, the banjo fixing butt jointing 720 opposed knife hydraulic machinery clamping head in automatic hydraulic tool changing device, prepare hydraulic pressure tool rest tool changing state. In Fig. 3, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal.
Referring to Fig. 4, in the state of fig. 2, after facing head 700 standard is stopped, the banjo fixing butt jointing 720 in automatic hydraulic tool changing device disengages with cutter hydraulic machinery clamping head, and facing head 700 can use. In Fig. 4, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal.
Referring to Fig. 5, after facing head 700 standard is stopped, spindle motor 100 stops (referring to Fig. 1), starts shift fork and drives oil cylinder 410, and shift fork drives oil cylinder 410 shift fork 400 action, and shift fork 400 makes the 4th gear Z4 and the five gear Z5 be disengaged from. In Fig. 5, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal.
Referring to Fig. 6, after facing head 700 standard is stopped, spindle motor 100 stops (referring to Fig. 1), starts shift fork and drives oil cylinder 410, shift fork drives oil cylinder 410 shift fork 400 action, and shift fork 400 makes the internal gear of the 4th gear Z4 and the three gear Z3 be meshed to be interlocked. In Fig. 6, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal.
Referring to Fig. 7, under state shown in Fig. 6, circular ram 1500 prepares to move forward under circular ram driving mechanism 1600 drives. In Fig. 7, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal. X5 is for moving forward to tool changing point confirmation signal with circular ram 1500, X6 retracts confirmation signal for circular ram 1500, X7 is that the second main shaft 1100 unclamps (regracting) confirmation signal, X8 is that the second main shaft 1100 is locked (can tool changing and processing) confirmation signal, X9 is that the second main shaft 1100 moves forward to Working position signal, and X10 is that the second main shaft 1100 bounces back to initial position signal.
Referring to Fig. 8, under state shown in Fig. 7, slide block 1500 prepares to move forward to put in place under circular ram driving mechanism 1600 drives, and now the tenth gear Z10 and the three splined shaft 1000 engages. In Fig. 8, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal. X5 moves forward to tool changing point confirmation signal for circular ram 1500, X6 retracts confirmation signal for circular ram 1500, X7 is that the second main shaft 1100 unclamps (regracting) confirmation signal, X8 is that the second main shaft 1100 is locked (can tool changing and processing) confirmation signal, X9 is that the second main shaft 1100 moves forward to Working position signal, and X10 is that the second main shaft 1100 bounces back to initial position signal.
Referring to Fig. 9, under state shown in Fig. 8, circular ram 1500 prepares to move forward to put in place under circular ram driving mechanism 1600 drives, now the tenth gear Z10 and the three splined shaft 1000 engages, spindle motor 100 starts, now the power of spindle motor 100 passes through decelerator 200, first gear Z1, second gear Z2, first splined shaft 300, the external gear of the 3rd gear Z3, 6th gear Z6, 7th gear Z7, second splined shaft 900, eighth gear Z8, 9th gear Z9, 3rd splined shaft 1000, tenth gear Z10, 11st gear Z11 is transferred to the second main shaft 1100. in Fig. 9, X1 represents confirmation signal when facing head 700 operates, and X2 represents that facing head 700 standard is stopped, locked confirmation signal when confirmation signal and the preparation operating of the first main shaft 500. X3 is that facing head 700 prepares tool changing, and the banjo fixing butt jointing Shift cylinder 710 in automatic hydraulic tool changing device passes in and out solenoid work confirmation signal. X4 is that facing head 700 tool changing is complete, and facing head 700 operates confirmation signal. X5 moves forward to tool changing point confirmation signal for circular ram 1500, X6 retracts confirmation signal for circular ram 1500, X7 is that the second main shaft 1100 unclamps (regracting) confirmation signal, X8 is that the second main shaft 1100 is locked (can tool changing and processing) confirmation signal, X9 is that the second main shaft 1100 moves forward to Working position signal, and X10 is that the second main shaft 1100 bounces back to initial position signal.
The present invention adds man-hour at exchange the first main shaft 500 and the second main shaft 1100, spindle motor 100 first main shaft 500 used or the second main shaft 1100 are parked in quasi-off-position put upper after, shift fork drives the electromagnetic valve of oil cylinder 410 to control shift fork driving oil cylinder 410 and works, it is replaced main shaft and reliable interlocking, in shift fork 400 slipping, spindle motor 100 is motionless, spindle motor 100 only when facing head 700 operates confirmation signal X1 or facing head 700 standard stop, could rotate under confirmation signal X2 display acknowledgement state when locking confirmation signal and the first main shaft 500 prepare operating.
Claims (12)
1. the double; two axis systems being applied to horizontal Machining centers, it is characterised in that including:
One driver element;
Switched the first main shaft and the second main shaft that drive by gear train by described driver element, facing head work described in wherein said first main shaft drives, described second main shaft drives Drilling and milling head work.
2. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 1, it is characterised in that clamp head and automatic hydraulic tool changing device on described facing head with cutter hydraulic machinery.
3. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 2, it is characterised in that also with a hydraulic pressure automatic tool-broaching mechanism on described facing head.
4. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 3, it is characterized in that, described first main shaft is with one first encoder, described second main shaft is with one second encoder, described driver element is with one the 3rd encoder, and described first encoder, the second encoder, the 3rd encoder realize the closed loop control to the first main shaft and the second main shaft together with the digital control system of horizontal Machining centers.
5. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 4, it is characterised in that described second main shaft is arranged on a feed and withdrawing telescoping mechanism, relies on this feed and withdrawing telescoping mechanism to carry out cutter and withdrawing.
6. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 5, it is characterized in that, the middle part of described second main shaft connects a swivel joint, described swivel joint connects the coolant blowoff of horizontal Machining centers, and the coolant that described coolant blowoff sprays is sprayed onto on Drilling and milling head by the center of described second main shaft and brill hair washing and workpiece are cooled down.
7. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 6, it is characterised in that described gear train includes:
The first gear coupled with the output shaft of driver element;
The second gear engaged with the first gear;
First splined shaft, described second gear key is located on described first splined shaft;
Adopting rolling bearing to be located in the 3rd gear on described first splined shaft, described 3rd gear is not followed the first splined shaft under not engaged state and is rotated, and described 3rd gear has external gear and internal gear;
Being set in the shift fork on described first splined shaft, described shift fork relies on a shift fork driving mechanism to drive, and is provided with the 4th gear on described shift fork, and described 4th gear can be meshed with the internal gear of described 3rd gear;
The 5th gear being meshed with described 4th gear;
Described first main shaft has interior axle and outer shaft for set axle construction, and described 5th gear couples with the interior axle of described first main shaft and drives the interior axle of described first main shaft to rotate, and the outfan of the interior axle of described first main shaft drives facing head work;
The 6th gear engaged with the external gear of described 3rd gear, described 6th gear is located on the outer shaft of described first main shaft and does not follow the interior axle revolution of the first main shaft by rolling bearing axis;
The 7th gear engaged with the 6th gear;
Second splined shaft, described 7th gear is engaged on described second splined shaft;
It is engaged on the eighth gear on described second splined shaft, eighth gear and described 7th gear synchronous revolution;
The 9th gear engaged with described eighth gear;
3rd splined shaft, described 9th gear is engaged on described 3rd splined shaft;
Moving process can engage with the 3rd splined shaft and the tenth gear of drop out of gear, with described tenth gear under the 3rd splined shaft engagement and described 9th gear synchronous revolution;
Being engaged on the 11st gear on described second main shaft, the 11st gear is meshed with described tenth gear and drives the second main shaft gyration.
8. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 7, it is characterized in that, the input of the interior axle of described first main shaft connects the outfan of a planet-gear speed reducer, the power shaft of described planetary reducer and a servomotor connect, housing at described planetary reducer is connected with the outer shaft of described first main shaft by gear changing group, and described first encoder is driven by described gear changing group.
9. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 1, it is characterised in that described gear changing group includes:
It is engaged on the driving gear on the outer shaft of described first main shaft;
The first change gear engaged with described driving gear;
One change gear axle, described first change gear is fixed on described change gear axle, and described first encoder is connected with described change gear axle;
It is fixed on the second change gear on described change gear axle;
Being fixed on the driven gear on described planetary reducer housing, described driven gear engages with described second change gear.
10. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 1, it is characterised in that described tenth gear, the 11st gear are arranged on described feed and withdrawing telescoping mechanism, follow the second main shaft and synchronize to retreat.
11. a kind of double; two axis systems being applied to horizontal Machining centers as claimed in claim 10, it is characterized in that, described first gear, the second gear, the external gear of the 3rd gear, the 6th gear, the 7th gear, the tenth gear, the 11st gear are bevel gear, and the internal gear of the 3rd gear, the 4th gear, the 5th gear, eighth gear, the 9th gear, the 12nd gear, the first change gear, the second change gear are spur gear.
12. a kind of double; two axis systems being applied to horizontal Machining centers as described in claim 1 to 11 any one claim, it is characterized in that, described driver element includes spindle motor and decelerator, the outfan of described spindle motor couples with the power shaft of decelerator, and described first gear key is located on the output shaft of described decelerator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410614662.8A CN105618793B (en) | 2014-11-04 | 2014-11-04 | A kind of double axis systems applied to horizontal Machining centers |
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| CN201410614662.8A CN105618793B (en) | 2014-11-04 | 2014-11-04 | A kind of double axis systems applied to horizontal Machining centers |
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| CN105618793A true CN105618793A (en) | 2016-06-01 |
| CN105618793B CN105618793B (en) | 2017-12-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109663946A (en) * | 2019-01-25 | 2019-04-23 | 东方电气集团东方汽轮机有限公司 | A kind of gas turbine sealing surface of seat processing portable numerical control boring equipment and application |
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| CN109663946A (en) * | 2019-01-25 | 2019-04-23 | 东方电气集团东方汽轮机有限公司 | A kind of gas turbine sealing surface of seat processing portable numerical control boring equipment and application |
| CN109663946B (en) * | 2019-01-25 | 2020-04-17 | 东方电气集团东方汽轮机有限公司 | Portable numerical control boring equipment for machining sealing surface of valve seat of gas turbine and application |
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|---|---|
| CN105618793B (en) | 2017-12-08 |
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