CN109175412A - A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change - Google Patents
A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change Download PDFInfo
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- CN109175412A CN109175412A CN201811233277.3A CN201811233277A CN109175412A CN 109175412 A CN109175412 A CN 109175412A CN 201811233277 A CN201811233277 A CN 201811233277A CN 109175412 A CN109175412 A CN 109175412A
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- 230000008859 change Effects 0.000 title claims abstract description 87
- 238000005553 drilling Methods 0.000 title claims abstract description 45
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 39
- 230000008878 coupling Effects 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 18
- 238000005859 coupling reaction Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 13
- 238000005516 engineering process Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- 238000003754 machining Methods 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 241000202814 Cochliomyia hominivorax Species 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 241000237858 Gastropoda Species 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 description 5
- 238000010923 batch production Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Classifications
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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
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/12—Radial drilling machines
-
- 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
- B23Q5/12—Mechanical drives with means for varying the speed ratio
- B23Q5/14—Mechanical drives with means for varying the speed ratio step-by-step
- B23Q5/147—Mechanical drives with means for varying the speed ratio step-by-step electrically-operated
-
- 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
- B23Q2705/00—Driving working spindles or feeding members carrying tools or work
- B23Q2705/02—Driving working spindles
- B23Q2705/06—Mechanical drives with means for varying the speed ratio
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change, 8th bearing and the first spring collar are set on the 4th gear, 7th bearing is set in the middle part of first axle, third gear, second flat key, second electromagnetic clutch, 6th bearing is set in the second electromagnetic clutch, first flat key is set in the middle part of the second axis, first electromagnetic clutch, 11st bearing is set in the first electromagnetic clutch, on spline housing top, the 12nd bearing is set, 6th flat key, eighth gear, in main shaft lower part, the 21st bearing is set, first bearing is set in the middle part of main shaft, in trunnion axis, the 11st gear is set, 18th bearing, worm gear, 11st gear is engaged with the rack gear on collar bush, 17th bearing is set on worm screw, 19th bearing, 20th bearing.The invention improves cutting function and operating characteristics, simplifies structure, shortens non-cutting time, improves processing efficiency, and operation is more succinct, reduces manufacturing cost, is applied in mechanical processing industry.
Description
Technical field
The present invention relates to one of mechanical processing industries using the digital display radial drilling machine main shaft of electromagnetic clutch speed change
Case.
Background technique
Currently, radial drilling machine is the hole for having porous heavy parts for single-piece or batch production in mechanical processing industry
A kind of lathe of processing.General spindle box can move on rocker arm, and with rocker arm around the drilling machine of column revolving.Rocker arm is along column
Lower movement, to adapt to the workpiece of processing different height.Lesser workpiece is installed on the workbench, and biggish workpiece is placed directly in machine
On bed pedestal or ground.Radial drilling machine is widely used in single-piece and middle small serial production, processing volume and the biggish workpiece of weight
Hole.The main variant of radial drilling machine has slide-like and two kinds of universal type.Slide block radial drilling machine is by fundamental mode radial drilling machine
Pedestal is changed to slide and forms, and slide is moved along bed ways, to expand the range of work, be suitable for boiler, bridge, rolling stock and
The industries such as shipbuilding.The rocker arm of universal radial drilling machine moves horizontally in addition to making vertical and rotary motion, and spindle box is on rocker arm
Make tilt adjustments, to adapt to the processing at each position of workpiece.In addition, there are also vehicle type, wall type and digital control radial drilling machines etc..Rocker arm
Drilling machine is a kind of hole machined equipment, for drilling, reaming, fraising, the processing of the diversified forms such as tapping and spot facing.By purposes and
Textural classification, drilling machine are divided into upright drill, bench drill, multi-pore drilling machine, radial drilling machine and other special drill presses etc..In all kinds of brills
In bed, radial drilling machine is easy to operate, flexible, applied widely, has typicalness, has especially suitable for single-piece or batch production
The hole machined of porous heavy parts is the common lathe in general machining workshop.
In addition, the patent No. (200910011352.6) discloses a kind of variable-frequency radial drilling machine in the prior art, the frequency conversion
The spindle box of formula radial drilling machine is to have added a stepless speed-regulating motor on main transmission on the basis of traditional technology, into
To a stepless speed-regulating motor has been added in transmission system, main transmission and feeding transmission is made to become stepless speed regulation.This frequency conversion type
Radial drilling machine can only realize point feeding, can not achieve and rotate into that is, the rotation of main shaft is not associated with feeding.
In addition the main shaft that the patent No. (201510820147.X) discloses a kind of digital display radial drilling machine in the prior art becomes
Speed system and axis feeding speed change system, a kind of main shaft speed change of digital display radial drilling machine can only staged investment, i.e., it is high
Fast shelves stepless speed regulation and low or first gear stepless speed regulation.If fade to bottom gear from top gear, or fade to top gear from bottom gear, it is necessary to
Parking speed change.It needs to be pushed with hydraulic cylinder when shift'sShifting slide gear carries out speed change, and shifting time is long and gear is more multiple
It is miscellaneous.
It is clear that prior art construction is more complicated, inconvenient, working efficiency is low, at high cost, and high failure rate makes
It is short with the service life.Therefore, develop a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change be a urgency to
The new issue of solution.
Summary of the invention
The object of the present invention is to provide a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change, the inventions
Main transformer speed and feed change are stepless speed regulation, can make to select optimum cutting speed when processing, it is good not only guarantee processing quality, but also mention
High process velocity；Main transformer speed and feed change can not parking speed change, shorten non-cutting time when processing, improve production
Efficiency；The machine can realize rotate into overcome to system point feeding it is processed when the trouble that calculates of operator scene and calculate wrong phenomenon；Become
Knob-operated is used when fast, number display is more convenient accurate；Headstock structure is simple, reduces cost, reduces failure rate；
The switching of main transformer speed high and low shift is carried out due to using friction electromagnetic clutch, therefore is realized in full slewing range not parking
Speed change further increases processing efficiency；Due to carrying out high and low shift switching using free gear and friction electromagnetic clutch, save
The structure for having gone shifting slide gear hydraulic cylinder speed change saves material and process time, also saves the maintenance time in future；Subtract
The light weight of lathe, keeps transport more convenient.
The object of the present invention is achieved like this: a kind of digital display radial drilling machine main shaft using electromagnetic clutch speed change
Case, including main shaft, guide sleeve, collar bush, first bearing, second bearing, 3rd bearing, fourth bearing, the first flat key, the first electricity
Magnet clutch, first gear, 5th bearing, second gear, main spindle box body, the second flat key, 6th bearing, the second electromagnetic clutch
Device, 7th bearing, third gear, the 4th gear, shaft bearing plate, the 5th gear, main shaft case lid, third flat key, main motor, the 8th axis
It holds, the 4th flat key, first axle, the 9th bearing, the 6th gear, the 5th flat key, the second axis, the tenth bearing, the 7th gear, the 11st
Bearing, the 6th flat key, the 12nd bearing, eighth gear, the 13rd bearing, feeding motor, the 7th flat key, the 14th bearing, the
Two spring collars, the 9th gear, the tenth gear, the 8th flat key, third axis, the 16th bearing, spline housing, first shaft coupling,
Four axis, second shaft coupling, support, the 17th bearing, worm gear, the 18th bearing, the 11st gear, worm screw, trunnion axis, bearing
Seat, the 19th bearing, the 20th bearing, the 21st bearing, the first spring collar, third spring collar, the Ith axle assembly is by
Four gears, 8th bearing, the first spring collar composition, are arranged 8th bearing and the first spring collar on the 4th gear；IIth
Axle assembly is by first axle, second gear, the second electromagnetic clutch, third gear, the 5th gear, the second flat key, the 4th flat key,
The 9th bearing, the 4th flat key, the 5th is arranged on first axle top in five bearings, 6th bearing, 7th bearing, the 9th bearing composition
7th bearing, third gear, the second flat key, the second electromagnetic clutch is arranged, in the second electromagnetic clutch in gear in the middle part of first axle
6th bearing is set in device, second gear, 5th bearing are set in first axle lower part；IIIth axle assembly is by the second axis, the first tooth
Wheel, the first electromagnetic clutch, the 6th gear, the 7th gear, the first flat key, the 5th flat key, 3rd bearing, fourth bearing, the tenth
The tenth bearing, the 5th flat key, the 6th gear, the 7th gear is arranged on the second axis top, the in bearing, the 11st bearing composition
First flat key, the first electromagnetic clutch are set in the middle part of two axis, the 11st bearing is set in the first electromagnetic clutch, in the second axis
Fourth bearing, first gear, 3rd bearing is arranged in lower part；IVth assembly is by spline housing, eighth gear, the 6th flat key, the second axis
It holds, the 12nd bearing composition, the 12nd bearing, the 6th flat key, eighth gear is set on spline housing top, set in spline housing lower part
Set second bearing；Main shaft assembly is made of main shaft, first bearing, the 21st bearing, guide sleeve, collar bush, in main shaft lower part
21st bearing is set, first bearing is set in the middle part of main shaft, collar bush is set in main shaft middle and lower part, guide sleeve is installed to
In spindle box body opening J；Vth axle assembly is made of the 9th gear, the 14th bearing, second spring retainer ring, is set on the 9th gear
Set the 14th bearing and second spring retainer ring；VIth axle assembly is by third axis, the tenth gear, the 8th flat key, the 13rd bearing,
The 13rd bearing, the 7th flat key, the tenth gear is arranged on third axis top in 16 bearings composition, the setting the in third axis lower part
16 bearings；Horizontal axle assembly is made of trunnion axis, the 11st gear, worm gear, the 18th bearing, is arranged the 11st in trunnion axis
Gear, the 18th bearing, worm gear, the 11st gear are engaged with the rack gear on collar bush；Worm screw assembly is by worm screw worm screw, the 17th
Bearing, the 19th bearing, the 20th bearing, bearing block, support, third spring collar composition, are arranged the 17th axis on worm screw
It holds, the 19th bearing, the 20th bearing, bearing block and third spring collar is set in spindle box body opening M, in spindle box body opening
Support is set in P；Ith assembly lower part is fitted into the bearing saddle bore A of shaft bearing plate；IIth axle assembly top is packed into shaft bearing plate
In bearing saddle bore B, the first axle assembly lower part is fitted into spindle box body opening C, the 4th gear is engaged with the 5th gear；By the IIIth
Axle assembly top is fitted into the bearing saddle bore D of shaft bearing plate, the second axle assembly lower part is fitted into spindle box body opening E, third gear
It is engaged with the 7th gear；IVth axle assembly top is fitted into the bearing saddle bore F of shaft bearing plate, the IVth axle assembly lower part is packed into
In spindle box body opening G, the 6th gear is engaged with eighth gear；Vth assembly lower part is fitted into the bearing saddle bore K of shaft bearing plate；It will
VIth axle assembly top is fitted into the bearing saddle bore H of shaft bearing plate, the VIth axle assembly lower part is fitted into spindle box body opening Q, the 8th
Gear is engaged with the tenth gear；The left and right ends of shaft bearing plate are fixed on the side wall of main spindle box body；The installation of main shaft case lid is solid
It is scheduled on main spindle box body fixed；After third flat key is installed on the axis of main motor, it is fitted into the hole of the 4th gear, and be mounted on master
It is fixed in axle box body opening N；After the 7th flat key is installed on the axis for feeding motor, it is fitted into the hole of the 9th gear, and be mounted on master
Fixed in axle box body opening O, the tenth gear is engaged with the 9th gear；Guide sleeve is installed in spindle box body opening J, by main shaft assembly
It is installed in guide sleeve and spline sets of holes；Horizontal axle assembly is installed in spindle box body opening；Worm screw assembly is installed to bearing
In seat and bearing hole；First shaft coupling, second shaft coupling is respectively set in 4th axis upper and lower ends, by the first of the 4th axis upper end
Shaft coupling and third axis connection, the second shaft coupling of the 4th axis lower end is connect with worm screw；
A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change includes that main transmission and feeding pass
Dynamic system, main transmission includes main motor, the 4th gear, the 5th gear, third gear, eighth gear, the second electromagnetic clutch
Device, second gear, first axle, the 6th gear, the 7th gear, the first electromagnetic clutch, first gear, the second axis, eighth gear,
Spline housing, main shaft；The low speed rotation route of spindle box main transmission is: four gear the-the second tooth of the-the five gear of main motor-the
Wheel-six gears of first gear-the-eighth gear-main shaft；The high-speed drive route of spindle box main transmission is: main motor-the
Four the-the five gears of gear-the-the six gears of the-the seven gear of third gear-eighth gear-main shaft；Feeding transmission system include into
It is main to motor, the 9th gear, the tenth gear, third axis, the 4th axis, worm screw, worm gear, trunnion axis, the 11st gear, collar bush
The drive path of axle box feeding transmission system is: feeding nine the-the ten gears of gear of motor-the-the-the four axis of third axis-worm screw-snail
Wheel -11 gears of trunnion axis-the-collar bush；
A kind of working principle of digital display radial drilling machine spindle box speed change using electromagnetic clutch speed change is main transformer speed
System is continuous speed regulation system, because its power source is variable-frequency stepless speed-regulating motor, by machine driven system by main motor
Revolution is transmitted to main shaft, therefore main shaft also obtains stepless revolution；So setting reduction gearing mechanism between main motor and main shaft, be first for
Increase the output torque of main shaft, secondly rationally utilizes revolution of motor；For the requirement for preferably adapting to processing technology, expand master
The range of revolution of axis, therefore top gear and low or first gear have been set in main transmission；The range of revolution of main motor is 302r/min-
4440r/min makes main shaft obtain the stepless speed regulation range of 16r/min-1600r/min through transmission system deceleration transmission；If not adopting
With top gear, main shaft can only obtain the range of revolution of 16r/min-235r/min, such as use top gear, and main shaft also can get
The range of revolution of 235r/min-1600r/min；This two sections of ranges of revolution, which add up, is achieved with main shaft 16r/min-1600r/
The range of revolution of min, in this way, revolution requirement of the processing technology to main shaft can be met；Feed change system, feed change system
Without expanding range of revolution, firstly, feeding transmission system reduction ratio is sufficiently large, make the centripetal force of main shaft that can meet processing request,
Secondly, the amount of feeding very little of machining, therefore its range of feeds is without very big, thus from feeding motor between main shaft without expanding
Large inflow range；Feed the stepless speed regulation range of motor: 2r/min-2500r/min makes main shaft through feeding transmission system
Amount of feeding 0.04mm/r-0.944mm/r；In this way, requirement of the processing technology to axis feeding amount can be met；
A kind of control method of digital display radial drilling machine spindle box speed change using electromagnetic clutch speed change is main transformer speed
And feed change mainly passes through electrical control；Main motor is AC frequency conversion stepless speed-regulating motor, changes electricity by frequency converter
The frequency of machine realizes the change of spindle revolutions；Feeding motor is AC servo motor, changes feeding motor by servo-system
Revolution realizes feed change；Main transformer speed has two velocity intervals of high and low shift, and main transformer speed is not only to realize by main motor speed change,
Mechanical cooperation is also wanted, it is the power-off of the second electromagnetic clutch that the revolution of low-speed range, which needs to connect low speed rotation route, the
One electromagnetic clutch is powered；Such as the revolution of high-speed range, it is necessary to connect high-speed drive route, be that the first electromagnetic clutch is disconnected
Electricity, the second electromagnetic clutch are powered；The main transformer speed of spindle box and feed change are got up the two interconnections by software, are
Divide feeding to become to rotate into that is, main shaft is gone around, and a certain amount of operation is just pressed in feeding；Each revolution of main shaft, the amount of feeding are equal
It can be adjusted within the scope of 0.04mm/r-0.944mm/r, meet the requirement of machining；The operation of spindle box succinctly facilitates very much,
It is equipped with control panel before spindle box, statistics have shown window thereon, available digital shows that spindle revolutions, available digital are shown
The amount of feeding；If changing spindle revolutions or the amount of feeding, speed regulation knob need to be only rotated；Whether main transformer speed or feed change,
It carries out in the case where not parking, especially main transformer speed, due to using friction electromagnetic clutch structure, therefore can not stop
High and low shift switching is carried out in the case of vehicle；
A kind of speed change feature of digital display radial drilling machine spindle box using electromagnetic clutch speed change is the master of spindle box
Speed change and feed change are stepless speed regulation, can make to select optimum cutting speed when processing, not only guarantee that processing quality is good, but also improve
Process velocity；Main transformer speed and feed change can not parking speed change, shorten non-cutting time when processing, improve production effect
Rate；The machine can realize rotate into overcome to system point feeding it is processed when the trouble that calculates of operator scene and calculate wrong phenomenon；Speed change
Shi Caiyong knob-operated, number display are more convenient accurate；Headstock structure is simple, reduces cost, reduces failure rate；By
The switching of main transformer speed high and low shift is carried out in using friction electromagnetic clutch, therefore realizes not parking change in full slewing range
Speed further increases processing efficiency；Due to carrying out high and low shift switching using free gear and friction electromagnetic clutch, save
The structure of shifting slide gear hydraulic cylinder speed change, saves material, process time also saves the maintenance time in future；Mitigate
The weight of lathe keeps transport more convenient.
The structure, working principle and control method of the invention for being characterized by it.
A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change compared with prior art, has to improve and cut
Function and operation performance is cut, structure is simplified, shortens non-cutting time, improves processing efficiency, operates more succinct, reduction system
This advantages that is caused, will be widely used in mechanical processing industry.
The following describes the present invention in detail with reference to the accompanying drawings and embodiments.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is I partial enlarged view of Fig. 1.
Specific embodiment
Referring to attached drawing, a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change, including main shaft 1, guiding
Cover 2, collar bush 3, first bearing 4, second bearing 5,3rd bearing 6, fourth bearing 7, the first flat key 8, the first electromagnetic clutch
9, first gear 10,5th bearing 11, second gear 12, main spindle box body 13, the second flat key 14,6th bearing 15, the second electromagnetism
Clutch 16,7th bearing 17, third gear 18, the 4th gear 19, shaft bearing plate 20, the 5th gear 21, main shaft case lid 22, third
Flat key 23, main motor 24,8th bearing 25, the 4th flat key 26, first axle 27, the 9th bearing 28, the 6th gear 29, the 5th flat key
30, the second axis 31, the tenth bearing 32, the 7th gear 33, the 11st bearing 34, the 6th flat key 35, the 12nd bearing 36, octadentate
Take turns the 37, the 13rd bearing 38, feeding motor 39, the 7th flat key 40, the 14th bearing 41, second spring retainer ring 42, the 9th gear
43, the tenth gear 44, the 8th flat key 45, third axis 46, the 16th bearing 47, spline housing 48, first shaft coupling 49, the 4th axis
50, second shaft coupling 51, support 52, the 17th bearing 53, worm gear 54, the 18th bearing 55, the 11st gear 56, worm screw 57,
Trunnion axis 58, bearing block 59, the 19th bearing 60, the 20th bearing 61, the 21st bearing 62, the first spring collar 63,
Three spring collars 64, the Ith axle assembly are made of the 4th gear 19,8th bearing 25, the first spring collar 63, in the 4th gear 19
Upper setting 8th bearing 25 and the first spring collar 63；IIth axle assembly is by first axle 27, second gear 12, the second electromagnetic clutch
Device 16, third gear 18, the 5th gear 21, the second flat key 14, the 4th flat key 26,5th bearing 11,6th bearing 15, the 7th axis
The 17, the 9th bearing 28 composition is held, the 9th bearing 28, the 4th flat key 26, the 5th gear 21 are set on 27 top of first axle, first
7th bearing 17, third gear 18, the second flat key 14, the second electromagnetic clutch 16 are set in the middle part of axis 27, in the second electromagnetic clutch
6th bearing 15 is set in device 16, second gear 12,5th bearing 11 are set in 27 lower part of first axle；IIIth axle assembly is by second
Axis 31, first gear 10, the first electromagnetic clutch 9, the 6th gear 29, the 7th gear 33, the first flat key 8, the 5th flat key 30,
The tenth bearing 32, the is arranged on 31 top of the second axis in three bearings 6, fourth bearing 7, the tenth bearing 32, the 11st bearing 34 composition
The first flat key 8, the first electromagnetic clutch 9 is arranged in five flat keys 30, the 6th gear 29, the 7th gear 33 in the middle part of the second axis 31,
The 11st bearing 34 is set in first electromagnetic clutch 9, fourth bearing 7, first gear 10, third are set in 31 lower part of the second axis
Bearing 6；IVth assembly is made of spline housing 48, eighth gear 37, the 6th flat key 35, second bearing 5, the 12nd bearing 36,
The 12nd bearing 36, the 6th flat key 35, eighth gear 37 is arranged in 48 top of spline housing, and second bearing is arranged in 48 lower part of spline housing
5；Main shaft assembly is made of main shaft 1, first bearing 4, the 21st bearing 62, guide sleeve 2, collar bush 3, is set in 1 lower part of main shaft
The 21st bearing 62 is set, first bearing 4 is set in the middle part of main shaft 1, collar bush 3 is set in 1 middle and lower part of main shaft, by guide sleeve 2
It is installed in 13 hole J of main spindle box body；Vth axle assembly is made of the 9th gear 43, the 14th bearing 41, second spring retainer ring 42,
14th bearing 41 and second spring retainer ring 42 are set on the 9th gear 43；VIth axle assembly is by third axis 46, the tenth gear
44, the 13rd bearing 38, the is arranged on 46 top of third axis in the 8th flat key 45, the 13rd bearing 38, the 16th bearing 47 composition
The 16th bearing 47 is arranged in 46 lower part of third axis in seven flat keys 45, the tenth gear 44；Horizontal axle assembly is by trunnion axis the 58, the tenth
The 11st gear 56, the 18th bearing 55, worm gear is arranged in trunnion axis 58 in one gear 56, worm gear 54, the 18th bearing 55 composition
54, the 11st gear 56 is engaged with the rack gear on collar bush 3；Worm screw assembly is by worm screw worm screw 57, the 17th bearing the 53, the 19th
Bearing 60, the 20th bearing 61, bearing block 59, support 52, third spring collar 64 form, and the 17th axis is arranged on worm screw 57
The 53, the 19th bearing 60, the 20th bearing 61 are held, bearing block 59 and third spring collar 64 are set in 13 hole M of main spindle box body,
Support 52 is set in 13 hole P of main spindle box body；Ith assembly lower part is fitted into the bearing saddle bore A of shaft bearing plate 20；IIth axis is total
It is fitted into the bearing saddle bore B of shaft bearing plate 20, the first axle assembly lower part is fitted into 13 hole C of main spindle box body, the 4th gear at top
19 engage with the 5th gear 21；IIIth axle assembly top is fitted into the bearing saddle bore D of shaft bearing plate 20, it will be under the second axle assembly
Portion is fitted into 13 hole E of main spindle box body, and third gear 18 is engaged with the 7th gear 33；IVth axle assembly top is packed into shaft bearing plate 20
Bearing saddle bore F in, the IVth axle assembly lower part is fitted into 13 hole G of main spindle box body, the 6th gear 29 is nibbled with eighth gear 37
It closes；Vth assembly lower part is fitted into the bearing saddle bore K of shaft bearing plate 20；VIth axle assembly top is packed into the bearing of shaft bearing plate 20
In bore H, the VIth axle assembly lower part is fitted into 13 hole Q of main spindle box body, eighth gear 37 is engaged with the tenth gear 44；By axis
The left and right ends of board 20 are fixed on the side wall of main spindle box body 13；Main shaft case lid 22 is fixed on main spindle box body 13 solid
It is fixed；After third flat key 23 is installed on the axis of main motor 24, it is fitted into the hole of the 4th gear 19, and be mounted on 13 hole of main spindle box body
It is fixed in N；After the 7th flat key 40 is installed on the axis for feeding motor 39, it is fitted into the hole of the 9th gear 43, and be mounted on main shaft
Fixed in 13 hole O of cabinet, the tenth gear 44 is engaged with the 9th gear 43；Guide sleeve 2 is installed in 13 hole J of main spindle box body, it will
1 assembly of main shaft is installed in 48 hole of guide sleeve 2 and spline housing；58 assembly of trunnion axis is installed in 13 hole of main spindle box body；By snail
Bar assembly is installed in 52 hole of bearing block 59 and support；First shaft coupling 49, second is respectively set in 4th axis, 50 upper and lower ends
The first shaft coupling 49 of 4th axis, 50 upper end is connect by shaft coupling 51 with third axis 46, by the second shaft coupling of 50 lower end of the 4th axis
Device 51 is connect with worm screw 57.
A kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change include main transmission and into
To transmission system, main transmission includes main motor 24, the 4th gear 19, the 5th gear 21, third gear 18, eighth gear
37, the second electromagnetic clutch 16, second gear 12, first axle 27, the 6th gear 29, the 7th gear 33, the first electromagnetic clutch
9, first gear 10, the second axis 31, eighth gear 37, spline housing 48, main shaft 1；The low speed rotation road of spindle box main transmission
Line is: the 6th gear 29- eighth gear of the 5th gear 21- second gear 12- first gear 10- of the 4th gear 19- of main motor 24-
37- main shaft 1；The high-speed drive route of spindle box main transmission is: the 5th gear 21- third of the 4th gear 19- of main motor 24-
The 6th gear 29- eighth gear 37- main shaft 1 of the 7th gear 33- of gear 18-；Feeding transmission system includes feeding motor 39, the
Nine gears 43, the tenth gear 44, third axis 46, the 4th axis 50, worm screw 57, worm gear 54, trunnion axis 58, the 11st gear 56, master
The drive path of axle sleeve 3, spindle box feeding transmission system is: feeding the tenth gear 44- third axis of the 9th gear 43- of motor 39-
The 11st gear 56- collar bush 3 of the 4th axis 50- worm screw 57- worm gear 54- trunnion axis 58- of 46-.
A kind of working principle of digital display radial drilling machine spindle box speed change using electromagnetic clutch speed change is, main
Speed change system is continuous speed regulation system, because its power source is variable-frequency stepless speed-regulating motor, by machine driven system by main electricity
The revolution of machine 24 is transmitted to main shaft 1, therefore main shaft also obtains stepless revolution；So setting deceleration transmission machine between main motor 24 and main shaft 1
Structure is the output torque in order to increase main shaft first, secondly rationally utilizes the revolution of motor；Preferably to adapt to processing technology
It is required that expanding the range of revolution of main shaft 1, therefore top gear and low or first gear are set in main transmission；The revolution model of main motor 24
Enclose makes main shaft 1 obtain the stepless of 16r/min-1600r/min for 302r/min-4440r/min through transmission system deceleration transmission
Speed adjustable range；If not using top gear, main shaft 1 can only obtain the range of revolution of 16r/min-235r/min, such as use top gear,
Main shaft 1 also can get the range of revolution of 235r/min-1600r/min；This two sections of ranges of revolution, which add up, is achieved with main shaft
The range of revolution of 16r/min-1600r/min, in this way, revolution requirement of the processing technology to main shaft 1 can be met；Feed change system
System, feed change system, firstly, feeding transmission system reduction ratio is sufficiently large, make the centripetal force of main shaft 1 without expanding range of revolution
Processing request can be met, secondly, the amount of feeding very little of machining, therefore its range of feeds is without very big, therefore from feeding electricity
Machine 39 between main shaft 1 without expanding the range of feeds；Feed the stepless speed regulation range of motor 39: 2r/min-2500r/min, warp
Feeding transmission system makes the amount of feeding 0.04mm/r-0.944mm/r of main shaft 1；In this way, can meet processing technology to main shaft into
To the requirement of amount.
A kind of control method of digital display radial drilling machine spindle box speed change using electromagnetic clutch speed change is, main
Speed change and feed change mainly pass through electrical control；Main motor 24 is AC frequency conversion stepless speed-regulating motor, passes through frequency converter
Change the frequency of motor, realizes the change of 1 revolution of main shaft；Feeding motor 39 is AC servo motor, is changed by servo-system
The revolution of motor 39 is fed, realizes feed change；Main transformer speed has two velocity intervals of high and low shift, and main transformer speed is not only by main motor
What 24 speed changes were realized, mechanical cooperation is also wanted, it is the second electromagnetism that the revolution of low-speed range, which needs to connect low speed rotation route,
Clutch 16 powers off, and the first electromagnetic clutch 9 is powered；Such as the revolution of high-speed range, it is necessary to connect high-speed drive route, be
The power-off of first electromagnetic clutch 9, the second electromagnetic clutch 16 are powered；Spindle box main transformer speed and feed change by software by this
Two systems connect, and are point that feeding becomes and rotates into that is, main shaft 1 is gone around, and a certain amount of operation is just pressed in feeding；Main shaft is every
A kind of revolution, the amount of feeding can adjust within the scope of 0.04mm/r-0.944mm/r, meet the requirement of machining；Spindle box
Operation succinctly facilitate very much, control panel is equipped with before spindle box, statistics have shown window thereon, available digital display master
1 revolution of axis, available digital show the amount of feeding；If changing 1 revolution of main shaft or the amount of feeding, speed regulation knob need to be only rotated；No matter
It is main transformer speed or feed change, is carried out in the case where not parking, especially main transformer speed, due to uses friction disk type electromagnetism
Clutch configuration, therefore high and low shift switching can be carried out in not parking situation.
A kind of speed change feature of digital display radial drilling machine spindle box using electromagnetic clutch speed change is spindle box
Main transformer speed and feed change be stepless speed regulation, can make processing when select optimum cutting speed, not only guaranteed that processing quality is good, but also
Improve process velocity；Main transformer speed and feed change can not parking speed change, shorten non-cutting time when processing, improve life
Produce efficiency；The machine can realize rotate into overcome to system point feeding it is processed when the trouble that calculates of operator scene and calculate wrong phenomenon；
Knob-operated is used when speed change, number display is more convenient accurate；Headstock structure is simple, reduces cost, reduces failure
Rate；The switching of main transformer speed high and low shift is carried out due to using friction electromagnetic clutch, therefore is realized not in full slewing range
Parking speed change, further increases processing efficiency；It is cut due to carrying out high and low shift using free gear and friction electromagnetic clutch
It changes, eliminates the structure of shifting slide gear hydraulic cylinder speed change, save material, process time, when also saving the maintenance in future
Between；The weight for alleviating lathe keeps transport more convenient.
Claims (5)
1. a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change, including main shaft, guide sleeve, collar bush,
One bearing, second bearing, 3rd bearing, fourth bearing, the first flat key, the first electromagnetic clutch, first gear, 5th bearing,
Second gear, main spindle box body, the second flat key, 6th bearing, the second electromagnetic clutch, 7th bearing, third gear, the 4th tooth
Wheel, shaft bearing plate, the 5th gear, main shaft case lid, third flat key, main motor, 8th bearing, the 4th flat key, first axle, the 9th axis
Hold, the 6th gear, the 5th flat key, the second axis, the tenth bearing, the 7th gear, the 11st bearing, the 6th flat key, the 12nd bearing,
Eighth gear, the 13rd bearing, feeding motor, the 7th flat key, the 14th bearing, second spring retainer ring, the 9th gear, the tenth tooth
Wheel, the 8th flat key, third axis, the 16th bearing, spline housing, first shaft coupling, the 4th axis, second shaft coupling, support, the 17th
Bearing, worm gear, the 18th bearing, the 11st gear, worm screw, trunnion axis, bearing block, the 19th bearing, the 20th bearing, second
11 bearings, the first spring collar, third spring collar, it is characterised in that: the Ith axle assembly is by the 4th gear, 8th bearing,
One spring collar composition, is arranged 8th bearing and the first spring collar on the 4th gear；IIth axle assembly is by first axle, second
Gear, the second electromagnetic clutch, third gear, the 5th gear, the second flat key, the 4th flat key, 5th bearing, 6th bearing,
Seven bearings, the 9th bearing composition are arranged the 9th bearing, the 4th flat key, the 5th gear on first axle top, set in the middle part of first axle
7th bearing, third gear, the second flat key, the second electromagnetic clutch are set, 6th bearing is set in the second electromagnetic clutch,
Second gear, 5th bearing is arranged in first axle lower part；IIIth axle assembly is by the second axis, first gear, the first electromagnetic clutch,
Six gears, the 7th gear, the first flat key, the 5th flat key, 3rd bearing, fourth bearing, the tenth bearing, the 11st bearing composition,
The second axis top be arranged the tenth bearing, the 5th flat key, the 6th gear, the 7th gear, be arranged in the middle part of the second axis the first flat key,
The 11st bearing is arranged in first electromagnetic clutch in the first electromagnetic clutch, and fourth bearing, first is arranged in the second axis lower part
Gear, 3rd bearing；IVth assembly is made of spline housing, eighth gear, the 6th flat key, second bearing, the 12nd bearing, in flower
Key covers top and the 12nd bearing, the 6th flat key, eighth gear is arranged, and second bearing is arranged in spline housing lower part；Main shaft assembly by
The 21st bearing is arranged in main shaft lower part, in master in main shaft, first bearing, the 21st bearing, guide sleeve, collar bush composition
First bearing is set in the middle part of axis, collar bush is set in main shaft middle and lower part, guide sleeve is installed in spindle box body opening J；Vth axis
Assembly is made of the 9th gear, the 14th bearing, second spring retainer ring, and the 14th bearing and the second bullet are arranged on the 9th gear
Spring retainer ring；VIth axle assembly is made of third axis, the tenth gear, the 8th flat key, the 13rd bearing, the 16th bearing, in third
The 13rd bearing, the 7th flat key, the tenth gear is arranged in axis top, and the 16th bearing is arranged in third axis lower part；Horizontal axle assembly
It is made of trunnion axis, the 11st gear, worm gear, the 18th bearing, the 11st gear, the 18th bearing, snail is set in trunnion axis
Wheel, the 11st gear are engaged with the rack gear on collar bush；Worm screw assembly is by worm screw worm screw, the 17th bearing, the 19th bearing,
20 bearings, bearing block, support, third spring collar composition, are arranged the 17th bearing, the 19th bearing, second on worm screw
Bearing block and third spring collar are arranged in spindle box body opening M, support is arranged in spindle box body opening P for ten bearings；By the Ith
Assembly lower part is fitted into the bearing saddle bore A of shaft bearing plate；IIth axle assembly top is fitted into the bearing saddle bore B of shaft bearing plate, by
One axle assembly lower part is fitted into spindle box body opening C, and the 4th gear is engaged with the 5th gear；IIIth axle assembly top is packed into bearing
In the bearing saddle bore D of plate, the second axle assembly lower part is fitted into spindle box body opening E, third gear is engaged with the 7th gear；It will
IVth axle assembly top is fitted into the bearing saddle bore F of shaft bearing plate, the IVth axle assembly lower part is fitted into spindle box body opening G, the 6th
Gear is engaged with eighth gear；Vth assembly lower part is fitted into the bearing saddle bore K of shaft bearing plate；VIth axle assembly top is packed into
In the bearing saddle bore H of shaft bearing plate, the VIth axle assembly lower part is fitted into spindle box body opening Q, eighth gear is nibbled with the tenth gear
It closes；The left and right ends of shaft bearing plate are fixed on the side wall of main spindle box body；Main shaft case lid is fixed on main spindle box body solid
It is fixed；It after third flat key is installed on the axis of main motor, is fitted into the hole of the 4th gear, and is mounted in spindle box body opening N fixed；
It after the 7th flat key is installed on the axis for feeding motor, is fitted into the hole of the 9th gear, and is mounted in spindle box body opening O and fixes,
Tenth gear is engaged with the 9th gear；Guide sleeve is installed in spindle box body opening J, main shaft assembly is installed to guide sleeve and flower
In key sets of holes；Horizontal axle assembly is installed in spindle box body opening；Worm screw assembly is installed in bearing block and bearing hole；By
First shaft coupling, second shaft coupling is respectively set in four axis upper and lower ends, and the first shaft coupling of the 4th axis upper end and third axis are connected
It connects, the second shaft coupling of the 4th axis lower end is connect with worm screw.
2. a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change according to claim 1, feature
Be: a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change includes that main transmission and feeding pass
Dynamic system, main transmission includes main motor, the 4th gear, the 5th gear, third gear, eighth gear, the second electromagnetic clutch
Device, second gear, first axle, the 6th gear, the 7th gear, the first electromagnetic clutch, first gear, the second axis, eighth gear,
Spline housing, main shaft；The low speed rotation route of spindle box main transmission is: four gear the-the second tooth of the-the five gear of main motor-the
Wheel-six gears of first gear-the-eighth gear-main shaft；The high-speed drive route of spindle box main transmission is: main motor-the
Four the-the five gears of gear-the-the six gears of the-the seven gear of third gear-eighth gear-main shaft；Feeding transmission system include into
It is main to motor, the 9th gear, the tenth gear, third axis, the 4th axis, worm screw, worm gear, trunnion axis, the 11st gear, collar bush
The drive path of axle box feeding transmission system is: feeding nine the-the ten gears of gear of motor-the-the-the four axis of third axis-worm screw-snail
Wheel -11 gears of trunnion axis-the-collar bush.
3. a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change according to claim 1, feature
Be: a kind of working principle of digital display radial drilling machine spindle box speed change using electromagnetic clutch speed change is main transformer
Speed system is continuous speed regulation system, because its power source is variable-frequency stepless speed-regulating motor, by machine driven system by main motor
Revolution be transmitted to main shaft, therefore main shaft also obtains stepless revolution；So setting reduction gearing mechanism between main motor and main shaft, it is first
In order to increase the output torque of main shaft, the revolution of motor is secondly rationally utilized；For the requirement for preferably adapting to processing technology, expand
The range of revolution of main shaft, therefore top gear and low or first gear have been set in main transmission；The range of revolution of main motor is 302r/min-
4440r/min makes main shaft obtain the stepless speed regulation range of 16r/min-1600r/min through transmission system deceleration transmission；If not adopting
With top gear, main shaft can only obtain the range of revolution of 16r/min-235r/min, such as use top gear, and main shaft also can get
The range of revolution of 235r/min-1600r/min；This two sections of ranges of revolution, which add up, is achieved with main shaft 16r/min-1600r/
The range of revolution of min, in this way, revolution requirement of the processing technology to main shaft can be met；Feed change system, feed change system
Without expanding range of revolution, firstly, feeding transmission system reduction ratio is sufficiently large, make the centripetal force of main shaft that can meet processing request,
Secondly, the amount of feeding very little of machining, therefore its range of feeds is without very big, thus from feeding motor between main shaft without expanding
Large inflow range；Feed the stepless speed regulation range of motor: 2r/min-2500r/min makes main shaft through feeding transmission system
Amount of feeding 0.04mm/r-0.944mm/r；In this way, requirement of the processing technology to axis feeding amount can be met.
4. a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change according to claim 1, feature
Be: a kind of control method of digital display radial drilling machine spindle box speed change using electromagnetic clutch speed change is main transformer
Speed and feed change mainly pass through electrical control；Main motor is AC frequency conversion stepless speed-regulating motor, is changed by frequency converter
The frequency of motor realizes the change of spindle revolutions；Feeding motor is AC servo motor, changes feeding motor by servo-system
Revolution, realize feed change；Main transformer speed has two velocity intervals of high and low shift, and main transformer speed is not only to realize by main motor speed change
, mechanical cooperation is also wanted, it is the power-off of the second electromagnetic clutch that the revolution of low-speed range, which needs to connect low speed rotation route,
First electromagnetic clutch is powered；Such as the revolution of high-speed range, it is necessary to connect high-speed drive route, be the first electromagnetic clutch
Power-off, the second electromagnetic clutch are powered；The main transformer speed of spindle box and feed change are got up the two interconnections by software,
It is point that feeding becomes and rotates into that is, main shaft is gone around, and a certain amount of operation is just pressed in feeding；Each revolution of main shaft, the amount of feeding
It can be adjusted within the scope of 0.04mm/r-0.944mm/r, meet the requirement of machining；The very succinct side of the operation of spindle box
Just, it is equipped with control panel before spindle box, statistics have shown window thereon, available digital shows spindle revolutions, available digital
Show the amount of feeding；If changing spindle revolutions or the amount of feeding, speed regulation knob need to be only rotated；Whether main transformer speed or feeding become
Speed carries out in the case where not parking, especially main transformer speed, due to using friction electromagnetic clutch structure, therefore can be
High and low shift switching is carried out in not parking situation.
5. a kind of digital display radial drilling machine spindle box using electromagnetic clutch speed change according to claim 1, feature
Be: a kind of speed change feature of digital display radial drilling machine spindle box using electromagnetic clutch speed change is, spindle box
Main transformer speed and feed change are stepless speed regulation, can make to select optimum cutting speed when processing, it is good not only guarantee processing quality, but also mention
High process velocity；Main transformer speed and feed change can not parking speed change, shorten non-cutting time when processing, improve production
Efficiency；The machine can realize rotate into overcome to system point feeding it is processed when the trouble that calculates of operator scene and calculate wrong phenomenon；Become
Knob-operated is used when fast, number display is more convenient accurate；Headstock structure is simple, reduces cost, reduces failure rate；
The switching of main transformer speed high and low shift is carried out due to using friction electromagnetic clutch, therefore is realized in full slewing range not parking
Speed change further increases processing efficiency；Due to carrying out high and low shift switching using free gear and friction electromagnetic clutch, save
The structure for having gone shifting slide gear hydraulic cylinder speed change saves material, and process time also saves the maintenance time in future；Subtract
The light weight of lathe, keeps transport more convenient.
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| CN201811233277.3A CN109175412B (en) | 2018-10-23 | 2018-10-23 | Digital display radial drilling machine spindle box adopting electromagnetic clutch for speed change |
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|---|---|---|---|
| CN201811233277.3A CN109175412B (en) | 2018-10-23 | 2018-10-23 | Digital display radial drilling machine spindle box adopting electromagnetic clutch for speed change |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855794A (en) * | 2020-12-28 | 2021-05-28 | 四川建筑职业技术学院 | Method for preventing simultaneous feeding of boring shaft and ram of floor type boring and milling machine |
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|---|---|
| CN109175412B (en) | 2023-11-28 |
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