CN206253889U - A kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving - Google Patents
A kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving Download PDFInfo
- Publication number
- CN206253889U CN206253889U CN201621342862.3U CN201621342862U CN206253889U CN 206253889 U CN206253889 U CN 206253889U CN 201621342862 U CN201621342862 U CN 201621342862U CN 206253889 U CN206253889 U CN 206253889U
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- Prior art keywords
- mandrel
- shaft assembly
- shaft
- bearing
- rotary table
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- Withdrawn - After Issue
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Abstract
The utility model belongs to machine tool accessories field, more particularly to a kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving, it is made up of left bank shaft assembly, right bank shaft assembly, rotating shaft assembly and base plate, left bank shaft assembly and right bank shaft assembly are symmetrically arranged on the left and right sides of base plate；Left bank shaft assembly includes left mandrel and left driving motor, right bank shaft assembly includes right mandrel and right driving motor, the left mandrel and right mandrel are in concentric, and synchronize rotation under the drive of left driving motor and right driving motor respectively by the control of same driving instruction；Rotating shaft assembly is by rotary table and drives the motor that rotary table rotates to constitute, and left swing arm and right swing arm by its left and right sides is connected with left mandrel and right mandrel respectively, can be with left mandrel and right mandrel reciprocally swinging.The utility model simple structure, small volume, high precision, mechanical rigid are good, output torque is big, response characteristic is good.
Description
Technical field
The utility model belongs to machine tool accessories field, and more particularly to a kind of cradle symmetrical expression of sloping shaft Dual-motors Driving is double
Shaft and NC Machining Test rotary table.
Background technology
With the development of science and technology, the revolute function part for being controlled using direct driving motor is sent out as five-axle number control machine tool
The trend of exhibition, NC rotary table directly controls to have that small volume, high precision, speed is fast, mechanical is ground using direct driving motor
The advantage such as damage, gapless, stress be excellent.It is by a straight drive electricity that existing twin shaft directly drives NC rotary table structure mostly
Machine drives the swing arm rotation on the 4th axle, and the 5th axle rotary shaft is then installed in swing arm, it is desirable to which the 4th axle must have good
Mechanical rigid, output torque and response characteristic.But influenceed by platform self performance is directly turned, current twin shaft directly drives numerical control and returns
The axle of revolving worktable the 4th is extremely difficult to preferable output characteristics, and carrying for NC rotary table performance is limited to a certain extent
It is high.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of simple structure, small volume, precision
The high, twin shaft that mechanical rigid is good, output torque is big, response characteristic is good directly drives NC rotary table.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions：A kind of sloping shaft is double
Motor-driven double-spindle numerical control rotary table, by left bank shaft assembly, right bank shaft assembly, rotating shaft assembly and base plate group
The left and right sides of base plate is symmetrically arranged on into, left bank shaft assembly and right bank shaft assembly；Left bank shaft assembly includes left mandrel
And left driving motor, right bank shaft assembly includes right mandrel and right driving motor, the left mandrel and right mandrel be in it is concentric,
And rotation is synchronized under the drive of left driving motor and right driving motor by the control of same driving instruction respectively；Rotary shaft
Component is by rotary table and drives the motor that rotary table rotates to constitute, and left swing arm by its left and right sides and
Right swing arm is connected with left mandrel and right mandrel respectively, can be with left mandrel and right mandrel reciprocally swinging.
A kind of double-spindle numerical control rotary table of above-mentioned sloping shaft Dual-motors Driving, the left bank shaft assembly also includes a left side
Pedestal, left bearing, left shaft holder, left positioning clamp and left side sealing protective device；The left driving motor is direct driving motor,
It is made up of left rotor and left motor stator, left motor stator is fixed in left shaft holder, left rotor is arranged on left core
On axle；Left mandrel is supported in left shaft holder by left bearing；Left shaft holder is installed on left pedestal, is provided therebetween cold
But circulation canal；Left positioning clamp is installed on left shaft holder, and its inner ring is engaged with the outer ring of left mandrel；Left side sealing protection
Device is arranged at the rear and front end of left mandrel.
A kind of double-spindle numerical control rotary table of above-mentioned sloping shaft Dual-motors Driving, safety is additionally provided with the left mandrel
Brake gear.
A kind of double-spindle numerical control rotary table of above-mentioned sloping shaft Dual-motors Driving, the right bank shaft assembly also includes the right side
Pedestal, right bearing, right axle bearing, encoder and right side sealing protective device；The right driving motor is direct driving motor, by the right side
Rotor and right motor stator are constituted, and right motor stator is fixed in right axle bearing, and right rotor is arranged on right mandrel；
Right mandrel is supported in right axle bearing by right bearing；Right axle bearing is installed on Right socle, cooling is provided therebetween and follows
Ring passage；Encoder is installed on the afterbody of right mandrel；Right side sealing protective device is arranged at the rear and front end of right mandrel.
A kind of double-spindle numerical control rotary table of above-mentioned sloping shaft Dual-motors Driving, the rotating shaft assembly also includes rotation
Mandrel, bearing, bearing block, rotational positioning clamp, water jacket, bridge plate and rotatory sealing protector；The motor is straight
Motor is driven, is made up of motor stator and rotor, motor stator is sleeved in bearing block, bearing block is arranged in water jacket, and
Together be arranged on bridge plate with water jacket, be provided with cooling circulation canal between bearing block and water jacket, bridge plate two ends respectively with left swing
Arm and right swing arm couple；Rotor is arranged in rotary core shaft, and rotary core shaft is supported in bearing block by bearing；Rotation is fixed
Position clamp is installed on bearing block, and its inner ring is engaged with the outer ring of rotary core shaft；The upper and lower ends of rotary core shaft are additionally provided with
Rotatory sealing protector；Rotary table is installed on the output end of rotary core shaft.
A kind of double-spindle numerical control rotary table of above-mentioned sloping shaft Dual-motors Driving, the left bank shaft assembly and right bank
Cooling-cycle device is provided with shaft assembly.
A kind of double-spindle numerical control rotary table of above-mentioned sloping shaft Dual-motors Driving, the left side sealing protective device, the right side
Side seal protector and rotatory sealing protector are constituted by mechanically-sealing apparatus and gas positive seal two parts.
Compared with prior art, the beneficial effects of the utility model are：The axle sloping shaft of the utility model the 4th uses two
The form of individual direct driving motor parallel drive, torque output capability and bearing capacity are greatly enhanced, and are obtained in that preferably response is special
Property；And using using cradle symmetrical structure arrangement, structural rigidity is strong, can greatly reduce the influence that stress deformation brings.The
Five axle rotary shafts are operated steadily, high precision using direct driving motor control；And sloping shaft direct driving motor and rotary shaft direct driving motor
Used interchangeably can also be realized, flexibility is strong.The direct driving motor of sloping shaft and rotary shaft is respectively provided with cooling-cycle device simultaneously, can
Substantially reduce the adverse effect that thermal deformation brings, it is ensured that motor performance.In addition, the double protection of mechanical seal and positive seal,
Protective capacities is strong, can effectively reduce frictional dissipation and heating.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the utility model left bank shaft assembly structural representation.
Fig. 3 is the utility model right bank shaft assembly structural representation.
Fig. 4 is the utility model rotating shaft assembly structural representation.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving of the present utility model, by "Left"-deviationist
Inclined shaft component 100, right bank shaft assembly 200, rotating shaft assembly 300 and base plate 400 are constituted.Left bank shaft assembly 100 and the right side
The left and right sides that shaft assembly 200 is symmetrically arranged on base plate 400 is inclined, rotating shaft assembly 300 is shelved in the He of left bank shaft assembly 100
Between right bank shaft assembly 200.
As shown in Fig. 2 left bank shaft assembly 100 is determined by left pedestal 101, left mandrel 102, left rotor 103, left motor
Son 104, left bearing 105, left shaft holder 106, left positioning clamp 107, braking safety device 108, preceding protecting crust 109, preceding protection
Cover 110 and rear defence protecting cover 111 are constituted.Left rotor 103 and left motor stator 104 constitute the straight of left bank shaft assembly 100
Motor is driven, wherein left motor stator 104 is fixed in left shaft holder 106, left shaft holder 106 is installed on pedestal 101；Left motor
Rotor 104 is installed on left mandrel 102, and left mandrel 102 is supported in left shaft holder 106 by left bearing 105.Left positioning clamp
107 are arranged on left shaft holder 106, and its inner ring plays a part of positioning to left mandrel 102 and holds tightly, is capable of achieving left mandrel 102
It is accurately positioned.Meanwhile, to prevent the fortuitous event such as power-off suddenly from occurring, the afterbody of left mandrel 102 is provided with braking safety device
108, it is capable of achieving power-off protection function.Preceding protecting crust 109 is fixedly mounted on left shaft holder 106, is not kinetoplast；Preceding protective cover
110 outermost ends for being arranged on left mandrel 102, are rotary body；Annular machine is provided between preceding protecting crust 109 and preceding protective cover 110
Tool seals passage, can keep out external impurities entrance, while compressed gas are passed through in annular mechanical seal passage forms malleation
Sealing, hinders external impurities to enter by the way that gas is excessive, and two kinds of sealing collective effects realize double protection.The rear end of left mandrel 102
Rear defence protecting cover 111 be arranged on left pedestal 101 on, sealing water-proof function can be played.To reduce, the unfavorable shadow that thermal deformation brings
Ring, cooling peripheral passage 112 is provided between left shaft holder 106 and left pedestal 101, realize following the cooling of direct driving motor
Ring.
As shown in figure 3, right bank shaft assembly 200 is determined by Right socle 201, right mandrel 202, right rotor 203, right motor
Son 204, right bearing 205, right axle bearing 206, encoder 207, preceding protecting crust 208, preceding protective cover 209 and rear defence protecting cover 210
Composition.The direct driving motor of right rotor 203 and the composition right bank of right motor stator 204 shaft assembly 200, wherein right motor stator
204 are fixed in right axle bearing 206, and right axle bearing 206 is installed on pedestal 201；Right rotor 204 is installed on right mandrel
On 202, right mandrel 202 is supported in right axle bearing 206 by right bearing 205.Encoder 207 is arranged on right mandrel 202, energy
Enough rotary angle positions for reading right mandrel 202 in time.Preceding protecting crust 208 is fixedly mounted in right axle bearing 206, is motionless
Body；Preceding protective cover 209 is arranged on the outermost end of right mandrel 202, is rotary body；Set between preceding protecting crust 208 and preceding protective cover 209
Annular mechanical seal passage is equipped with, external impurities entrance can be kept out, while being passed through compressed gas in annular mechanical seal passage
Body forms positive seal, hinders external impurities to enter by the way that gas is excessive, and two kinds of sealing collective effects realize double protection.Right core
The rear defence protecting cover 210 of the rear end of axle 202 is arranged on Right socle 201, can play sealing water-proof function.To reduce, thermal deformation brings
Adverse effect, be provided between right axle bearing 206 and Right socle 201 cooling peripheral passage 211, realize to direct driving motor
Cooling circulation.
As shown in figure 4, rotating shaft assembly 300 is turned by rotary table 301, rotary core shaft 302, motor stator 303, motor
Son 304, bearing 305, bearing block 306, water jacket 307, bridge plate 308, rotational positioning clamp 309, upper protecting crust 310, upper protective cover
311st, outer protecting crust 312, low protection cover 313 and bottom end cover 314 are constituted.Motor stator 303 and the composition rotation of rotor 304
The direct driving motor of shaft assembly 300, wherein motor stator 303 are sleeved in bearing block 306, and bearing block 306 is arranged on water jacket 307
It is interior, and be together arranged on bridge plate 308 with water jacket 307, cooling circulation canal is provided between bearing block 306 and water jacket 307
317, the two ends of bridge plate 308 couple with left swing arm 315 and right swing arm 316 respectively；Rotor 304 is arranged in rotary core shaft 302,
Rotary core shaft 302 is supported in bearing block 306 by bearing 305.Rotational positioning clamp 309 is arranged on bearing block 306, inner ring
Positioning holding effect is played to rotary core shaft 302.Upper protecting crust 310 is fixedly mounted on motor stator 303, is not kinetoplast；On
Protective cover 311 is arranged on the outermost end of rotary core shaft 302, is rotary body；Set between upper protecting crust 310 and upper protective cover 311
There is annular mechanical seal passage, external impurities entrance can be kept out, while being passed through compressed gas in annular mechanical seal passage
Positive seal is formed, hinders external impurities to enter by the way that gas is excessive, two kinds of sealing collective effects realize double protection.Bottom end cover
314 peaces turn in the lower end of water jacket 307, can play sealing water-proof function.Meanwhile, in order to play more preferable protection effect and effect attractive in appearance
Really, the top of bridge plate 308 is provided with outer protecting crust 312, and lower section is provided with low protection cover 313.Rotary table 301 is installed on rotation
The output end of core axle 302, can rotate with the superhigh speed of rotary core shaft 302 1.
With reference to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, left mandrel 102 and the concentric installation of right mandrel 202, and by same drive
Dynamic instruction control synchronizes rotation under two drives of direct driving motor in left and right respectively；Rotating shaft assembly 300 then passes through respectively
Left swing arm 315 and right swing arm 316 are connected on left mandrel 102 and right mandrel 202, and being total in left mandrel 102 and right mandrel 202
Reciprocally swinging is carried out under same-action, so as to realize double direct driving motor parallel drive rotations, overall structure rigidity is greatly enhanced.
Although being described in detail to the utility model above, the utility model not limited to this, art technology
Personnel can carry out various modifications according to principle of the present utility model.Therefore, all modifications made according to the utility model principle,
All should be understood to fall into protection domain of the present utility model.
Claims (7)
1. a kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving, it is characterised in that by left bank shaft assembly, Right deviation
Inclined shaft component, rotating shaft assembly and base plate composition, left bank shaft assembly and right bank shaft assembly are symmetrically arranged on a left side for base plate
Right both sides；Left bank shaft assembly includes left mandrel and left driving motor, and right bank shaft assembly includes right mandrel and right driving motor,
The left mandrel and right mandrel are in concentric and electric in left driving motor and right driving respectively by the control of same driving instruction
Rotation is synchronized under the drive of machine；The motor group that rotating shaft assembly is rotated by rotary table and driving rotary table
Into, and left swing arm and right swing arm by its left and right sides be connected with left mandrel and right mandrel respectively, can be with left mandrel and the right side
Mandrel reciprocally swinging together.
2. the double-spindle numerical control rotary table of a kind of sloping shaft Dual-motors Driving according to claim 1, it is characterised in that
The left bank shaft assembly also includes left pedestal, left bearing, left shaft holder, left positioning clamp and left side sealing protective device；
The left driving motor is direct driving motor, is made up of left rotor and left motor stator, and left motor stator is fixed on left bearing
In seat, left rotor is arranged on left mandrel；Left mandrel is supported in left shaft holder by left bearing；Left shaft holder is installed on
On left pedestal, cooling circulation canal is provided therebetween；Left positioning clamp is installed on left shaft holder, its inner ring and left mandrel
Outer ring be engaged；Left side sealing protective device is arranged at the rear and front end of left mandrel.
3. the double-spindle numerical control rotary table of a kind of sloping shaft Dual-motors Driving according to claim 2, it is characterised in that
Braking safety device is additionally provided with the left mandrel.
4. the double-spindle numerical control rotary table of a kind of sloping shaft Dual-motors Driving according to claim 1 or 2 or 3, it is special
Levy and be, the right bank shaft assembly also includes Right socle, right bearing, right axle bearing, encoder and right side sealing protection dress
Put；The right driving motor is direct driving motor, is made up of right rotor and right motor stator, and right motor stator is fixed on right axle
In bearing, right rotor is arranged on right mandrel；Right mandrel is supported in right axle bearing by right bearing；Right axle bearing is installed
In cooling circulation canal on Right socle, is provided therebetween；Encoder is installed on the afterbody of right mandrel；Right side sealing protection dress
Install the rear and front end for being placed in right mandrel.
5. the double-spindle numerical control rotary table of a kind of sloping shaft Dual-motors Driving according to claim 1 or 2 or 3, it is special
Levy and be, the rotating shaft assembly also includes rotary core shaft, bearing, bearing block, rotational positioning clamp, water jacket, bridge plate and rotation
Turn sealing protective device；The motor is direct driving motor, is made up of motor stator and rotor, and motor stator is sleeved on
In bearing block, bearing block is arranged in water jacket, and is together arranged on bridge plate with water jacket, is provided between bearing block and water jacket cold
But circulation canal, bridge plate two ends couple with left swing arm and right swing arm respectively；Rotor is arranged in rotary core shaft, rotary core shaft
It is supported in bearing block by bearing；Rotational positioning clamp is installed on bearing block, and its inner ring matches with the outer ring of rotary core shaft
Close；The upper and lower ends of rotary core shaft are additionally provided with rotatory sealing protector；Rotary table is installed on the output of rotary core shaft
End.
6. the double-spindle numerical control rotary table of a kind of sloping shaft Dual-motors Driving according to claim 4, it is characterised in that
The rotating shaft assembly is also anti-including rotary core shaft, bearing, bearing block, rotational positioning clamp, water jacket, bridge plate and rotatory sealing
Protection unit；The motor is direct driving motor, is made up of motor stator and rotor, and motor stator is sleeved on bearing block
Interior, bearing block is arranged in water jacket, and is together arranged on bridge plate with water jacket, and cooling circulation is provided between bearing block and water jacket
Passage, bridge plate two ends couple with left swing arm and right swing arm respectively；Rotor is arranged in rotary core shaft, and rotary core shaft passes through axle
Hold and be supported in bearing block；Rotational positioning clamp is installed on bearing block, and its inner ring is engaged with the outer ring of rotary core shaft；Rotation
The upper and lower ends of mandrel are additionally provided with rotatory sealing protector；Rotary table is installed on the output end of rotary core shaft.
7. the double-spindle numerical control rotary table of a kind of sloping shaft Dual-motors Driving according to claim 6, it is characterised in that
The left side sealing protective device, right side sealing protective device and rotatory sealing protector are gentle by mechanically-sealing apparatus
Body positive seal two parts are constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621342862.3U CN206253889U (en) | 2016-12-08 | 2016-12-08 | A kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621342862.3U CN206253889U (en) | 2016-12-08 | 2016-12-08 | A kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206253889U true CN206253889U (en) | 2017-06-16 |
Family
ID=59029350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621342862.3U Withdrawn - After Issue CN206253889U (en) | 2016-12-08 | 2016-12-08 | A kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206253889U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425533A (en) * | 2016-12-08 | 2017-02-22 | 北京精雕科技集团有限公司 | Inclined shaft dual motor driving double-shaft numerical control rotating table |
| CN109454470A (en) * | 2017-09-06 | 2019-03-12 | 发那科株式会社 | Rotary table system |
-
2016
- 2016-12-08 CN CN201621342862.3U patent/CN206253889U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425533A (en) * | 2016-12-08 | 2017-02-22 | 北京精雕科技集团有限公司 | Inclined shaft dual motor driving double-shaft numerical control rotating table |
| CN106425533B (en) * | 2016-12-08 | 2018-09-18 | 北京精雕科技集团有限公司 | A kind of double-spindle numerical control rotary table of sloping shaft Dual-motors Driving |
| CN109454470A (en) * | 2017-09-06 | 2019-03-12 | 发那科株式会社 | Rotary table system |
| CN109454470B (en) * | 2017-09-06 | 2020-04-24 | 发那科株式会社 | Rotary table system |
| US10737360B2 (en) | 2017-09-06 | 2020-08-11 | Fanuc Corporation | Rotary table system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170616 Effective date of abandoning: 20180918 |