CN205968389U - Main shaft and cutter removal structure of lathe - Google Patents
Main shaft and cutter removal structure of lathe Download PDFInfo
- Publication number
- CN205968389U CN205968389U CN201620966039.3U CN201620966039U CN205968389U CN 205968389 U CN205968389 U CN 205968389U CN 201620966039 U CN201620966039 U CN 201620966039U CN 205968389 U CN205968389 U CN 205968389U
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- screw mandrel
- mobile base
- lathe
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Abstract
The utility model provides a main shaft and cutter removal structure of lathe, its rigidity is good, the chip removal is good, occupation space is little, the precision is good. The spindle unit guide rail is fixed on the lathe bed, its axis along X axle orientation, the spindle unit guide rail inclines along the circumference of X axle, the lower movable seat guide rail is fixed on the lathe bed, its axis along X axle orientation, lower movable seat guide rail along the circumference slope of X axle, going up removal seat guide rail and fixing the setting, the axis of going up removal seat guide rail is perpendicular with the X axle, and just the contained angle with the horizontal plane is the acute angle, knife holder guide rail is fixed to be set up, and its axis is perpendicular with the X axle, and is the acute angle with the last contained angle that moves the axis of seat guide rail, the tensile part is installed at the both ends of lead screw, and it includes fastening nut and flange bearing, the fixed setting of flange of flange bearing, the tip of lead screw is installed on the bearing of flange bearing, fastening nut fixes the tip at the lead screw, fastening nut and flange bearing fit, and the flange bearing is to the fastening nut that extrapolates.
Description
Technical field
This utility model is related to a kind of main shaft of lathe and cutter moving structure.
Background technology
Lathe is the lathe that main lathe tool carries out turnery processing to the workpiece of rotation.Drill bit, expansion also be can use on lathe
Hole drill, reamer, screw tap, screw die and checkering tool etc. are processed accordingly.
There is following problem in the lathe of prior art：
1st, lathe drives cutter and main shaft when Z-direction and Y direction are mobile, and cutter is respectively along Z-direction and Y-axis side
To movement, the Z-direction travel mechanism of cutter is vertically arranged, and Y direction travel mechanism is horizontally disposed with, such as Application No.
Shown in 201310323379.5 Chinese patent, the Z-direction travel mechanism of such cutter and Y direction travel mechanism are accomplished by
Ratio larger height and width, cause the height of the entirety of lathe and width too big, and bulky lathe is installed and transport takies
Space is big, and rigidity is also bad；And above-mentioned Z-direction travel mechanism and Y direction travel mechanism are unfavorable for chip removal.
2nd, driver part is when uneven in temperature even, screw mandrel axial direction flexible different, stretch when winter temperature is low little,
Flexible big when summer temperature is high, cause machining accuracy inconsistent.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency present in prior art, and provides a kind of structure design to close
The main shaft of lathe of reason and cutter moving structure, rigidity is good, chip removal is good, it is little to take up room, precision is good for it.
The technical scheme in the invention for solving the above technical problem is：A kind of main shaft of lathe and the mobile knot of cutter
Structure, including lathe bed, track segment and driver part；Described driver part includes screw mandrel, feed screw nut and motor；Drive
Motor is connected with screw mandrel, and screw mandrel can be driven to rotate；Feed screw nut is arranged on screw mandrel, and screw mandrel makes feed screw nut in silk by rotation
Translate on bar；The X-axis of the space coordinates residing for this lathe, Y-axis, Z axis set as follows：From the point of view of the front of described lathe, X
Axle level is put, in the lateral direction；Y-axis level is put, and points to fore-and-aft direction；Z axis vertical display, points to above-below direction；Its
It is characterised by：Described track segment includes spindle unit guide rail, lower mobile base guide rail, upper Mobile base guide rail and tool rest guide rail；
Described spindle unit guide rail is fixed on lathe bed, and its axis is along X-direction；Spindle unit guide rail is along the peripheral, oblique of X-axis；
Lower mobile base guide rail is fixed on lathe bed, and along X-direction, lower mobile base guide rail is along the peripheral, oblique of X-axis for its axis；Upper movement
Seat guide rail is fixedly installed, and the axis of upper Mobile base guide rail is vertical with X-axis, and is acute angle with the angle of horizontal plane；Tool rest guide rail
It is fixedly installed, the axis of tool rest guide rail is vertical with X-axis, and be acute angle with the angle of the axis of upper Mobile base guide rail；Described
Driver part also include tensile part；Tensile part is arranged on the two ends of screw mandrel, and it includes clamp nut and flange bearing；Method
The flange of blue bearing is fixedly installed；The end of screw mandrel is arranged on the bearing of flange bearing；Clamp nut is fixed on the end of screw mandrel
Portion, clamp nut is coordinated with flange bearing, and flange bearing pushes out clamp nut.
Lower mobile base guide rail described in the utility model is 29 °～31 ° with the angle of the angle of horizontal plane.
The axis of upper Mobile base guide rail described in the utility model is 29 °～31 ° with the angle of the angle of horizontal plane.
The axis of tool rest guide rail described in the utility model with the angle of the angle of the axis of upper Mobile base guide rail is
29 °～31 °.
Driver part described in the utility model is four sets；The axis of first set driver part screw mandrel is along X-direction；The
The axis of two sets of driver part screw mandrels is along X-direction；3rd set of driver part screw mandrel axis is along along upper Mobile base guide rail
Axis direction；4th set of driver part screw mandrel axis is along the axis direction of tool rest guide rail.
This utility model compared with prior art, has advantages below and effect：1st, in track segment, each guide rail tilts to set
Put, stress has angle so that rigidity is good, tilts to make chip removal good, overall width and highly rationally, take up room little.2nd, drive
Part reduce temperature different when screw mandrel flexible difference it is ensured that machining accuracy.
Brief description
Fig. 1 is the perspective view one being provided with lathe of the present utility model.
Fig. 2 is the perspective view two being provided with lathe of the present utility model.
Fig. 3 is the positive structure diagram being provided with lathe of the present utility model.
Fig. 4 is the left view structural representation being provided with lathe of the present utility model.
Fig. 5 is the present invention looks up structural representation being provided with lathe of the present utility model.
Fig. 6 is the structural representation of this utility model driver part.
Fig. 7 is the structural representation of the spindle unit being provided with lathe of the present utility model.
Fig. 8 is the structural representation of the stator module being provided with lathe of the present utility model.
Fig. 9 is the structural representation of the rotor assembly being provided with lathe of the present utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are right
Of the present utility model explain and this utility model is not limited to following examples.
Referring to Fig. 1～Fig. 9, it is provided with the X-axis of space coordinates residing for lathe of the present utility model, Y-axis, Z axis set
As follows：From the point of view of front of the present utility model, X-axis level is put, in the lateral direction；Y-axis level is put, and points to front and back
To；Z axis vertical display, points to above-below direction.
It is provided with lathe of the present utility model and include lathe bed 1, spindle unit 2, tool rest part 18, track segment and drive division
Part.
Track segment includes spindle unit guide rail 17, lower mobile base guide rail 22, upper Mobile base guide rail 23 and tool rest guide rail 24.
Tool rest part 18 includes lower mobile base 19, upper Mobile base 20 and tool rest 21.
Spindle unit 2 includes main spindle box 3, spindle motor and spindle drum 16, and spindle motor includes stator module and rotor set
Part.
Spindle motor is arranged on main spindle box 3.
Stator module includes stator 5, bearing 6, permanent magnet 7 and sealing ring 10.
Seal groove 8 and cooling bath 9 are had on the outer surface of stator 5.Cooling bath 9 is spiral type, around the appearance of stator 5
Face, good cooling results.Seal groove 8 is arranged on the rear and front end of cooling bath 9.Sealing ring 10 is arranged on seal groove 8.
The outer ring of bearing 6 and permanent magnet 7 are fixed in stator 5, and bearing 6 is arranged on the rear and front end of permanent magnet 7.
Rotor assembly includes rotor 11 and steel disc 12.Steel disc 12 is fixedly set on the outer surface of rotor 11.
Rotor assembly is rotatably installed in stator module.The two ends of rotor 11 are rotatably installed on the inner ring of bearing 6.Steel disc
12 are rotatably arranged in permanent magnet 7, make main axis by the cooperation of steel disc 12 and permanent magnet 7.
Stator module is fixed in main spindle box 3.Sealing ring 10 is contacted with main spindle box 3, by the rear and front end sealing of cooling bath 9
Live, prevent cooling oil from revealing.
Cooling oil-in 13 and cooling-oil outlet 14 are had on main spindle box 3.One end of cooling oil-in 13 and cooling bath 9
Front end connects, and the other end is connected with the external world of main spindle box 3；One end of cooling-oil outlet 14 is connected with the rear end of cooling bath 9, another
End is connected with the external world of main spindle box 3；Cooling oil is injected from cooling oil-in 13, spins flowing along cooling bath 9, flows to from front end
Rear end, thus cooling down the outer surface of stator 5, finally flows out from cooling-oil outlet 14.
Cooling oil overflow runner 15 is had on main spindle box 3, one end of cooling oil overflow runner 15 is connected with seal groove 8, separately
One end is connected with the external world of main spindle box 3.When sealing ring 10 rupture in seal groove 8 leads to cooling oil to flow into, cooling oil overflow
Cooling oil can be discharged by runner 15.
Main spindle box 3 is fixed on spindle drum 16.
Spindle unit 2 is two, is left side spindle unit 2a and the right spindle unit 2b, left side spindle unit 2a and the right
Spindle unit 2b about be oppositely arranged on lathe bed 1.Left side spindle unit 2a is fixed on lathe bed 1；The right spindle unit 2b is slided
It is automatically connected on lathe bed 1, it can slide along X-axis on lathe bed 1.Under this structure, left side spindle unit 2a and the right spindle unit
2b can clamp the two ends of workpiece, synchronous axial system workpiece respectively, or clamps two workpiece respectively, synchronous or asynchronous rotation work
Part, convenient processing.
Spindle unit guide rail 17 is fixed on lathe bed 1, and its axis is along X-direction；The spindle drum of the right spindle unit 2b
16 are slidably mounted on spindle unit guide rail 17, and so the right spindle unit 2b is just slidably connected on lathe bed 1, and can be along main shaft
Member rail 17 slides along X-axis on lathe bed 1.
The bottom of the spindle drum 16 of spindle unit guide rail 17 and the right spindle unit 2b all along the peripheral, oblique of X-axis, so
The iron filings processing and coolant are just difficult to be accumulated on spindle unit guide rail 17 and the spindle drum 16 of the right spindle unit 2b,
Thus chip removal effect is good.
Lower mobile base guide rail 22 is fixed on lathe bed 1, and its axis is along X-direction；Lower mobile base 19 is slidably mounted on down
On Mobile base guide rail 22, such lower mobile base 19 just can be slided along X-direction on lathe bed 1.Lower mobile base guide rail 22 is along X-axis
Peripheral, oblique, lower mobile base guide rail 22 is 29 °～31 ° with the angle of horizontal plane, structure compact and reasonable the most under this angle；Optimum
Change, lower mobile base guide rail 22 is 30 ° with the angle of horizontal plane.
Upper Mobile base guide rail 23 is fixed in lower mobile base 19；The axis of upper Mobile base guide rail 23 is vertical with X-axis, and with
The angle of horizontal plane is acute angle, and the angle of this acute angle is 29 °～31 °, structure compact and reasonable the most under this angle；It is optimized,
The upper axis of Mobile base guide rail 23 and the angle of horizontal plane are 30 °.Upper Mobile base 20 is slidably mounted on Mobile base guide rail 23
On, so go up Mobile base 20 just can in lower mobile base 19 along on Mobile base guide rail 23 axis slide.
Tool rest guide rail 24 is fixed on Mobile base 20, and the axis of tool rest guide rail 24 is vertical with X-axis, and with upper Mobile base
The angle of the axis of guide rail 23 is acute angle, and the angle of this acute angle is 29 °～31 °, structure compact and reasonable the most under this angle；?
Optimize, tool rest guide rail 24 axis is 30 ° with the angle of upper Mobile base guide rail 23 axis.Tool rest 21 is slidably mounted on tool rest
On guide rail 24, such tool rest 21 just can slide the axis along tool rest guide rail 24 on upper Mobile base 20.
Knife rest installing hole is had on tool rest 21, knife rest is arranged on tool rest 21 by knife rest installing hole.By lower mobile base
19th, the position to adjust knife rest for the movement of upper Mobile base 20, tool rest 21.
Bed piece hole 25 is had on lathe bed 1, bed piece hole 25 about runs through lathe bed 1, its two ends is located at the left and right two of lathe bed 1 respectively
On side, play the effect eliminating bed piece hole 25 position stress, when there is stress in certain position after lathe bed 1 casting,
Can run through about this position and must open bed piece hole 25, thus eliminating the need stress.It is filled with vibration-absorbing material in bed piece hole 25,
Vibration-absorbing material plays the effect of absorbing.
Reinforcement 30 is fixedly installed on lathe bed 1, reinforcement 30 is fixed together with the hole wall of bed piece hole 25, plays reinforcement
Supporting role.
Driver part includes screw mandrel 26, feed screw nut, tensile part and motor 27.
Motor 27 is connected with screw mandrel 26, and screw mandrel 26 can be driven to rotate.
Feed screw nut is arranged on screw mandrel 26, and screw mandrel 26 makes feed screw nut translate on screw mandrel 26 by rotation.
Tensile part is arranged on the two ends of screw mandrel 26, and it includes clamp nut 28 and flange bearing 29.Flange bearing 29
Flange is fixedly installed.The end of screw mandrel 26 is arranged on the bearing of flange bearing 29.Clamp nut 28 is fixed on the end of screw mandrel 26
Portion, clamp nut 28 is coordinated with flange bearing 29, and flange bearing 29 pushes out clamp nut 28, thus screw mandrel 26 is had outwards
Pulling force so that screw mandrel 26 has just stretched out at ordinary times, thus reduce temperature different when screw mandrel flexible difference it is ensured that
Machining accuracy.
Driver part is four sets.
First set driver part is connected with the right spindle unit 2b, drives the right spindle unit 2b to slide along X-axis, this part
Structure be：The screw mandrel 26 of driver part is rotatably installed on lathe bed 1, and its axis is along X-direction；Feed screw nut and the right master
The spindle drum 16 of axle portion part 2b is fixing, and such feed screw nut just drives the right spindle unit 2b in lathe bed when translating on screw mandrel 26
Slide along X-axis on 1；The flange of flange bearing 29 is bolted on lathe bed 1, in the presence of bolt, flange bearing
29 push out clamp nut 28.
Second set of driver part is connected with lower mobile base 19, drives lower mobile base 19 to slide along X-axis, the structure of this part
For：The screw mandrel 26 of driver part is rotatably installed on lathe bed 1, and its axis is along X-direction；Feed screw nut is solid with lower mobile base 19
Fixed, such feed screw nut just drives lower mobile base 19 to slide along X-direction on lathe bed 1 when translating on screw mandrel 26；Flange shaft
Hold 29 flange to be bolted on lathe bed 1, in the presence of bolt, flange bearing 29 pushes out clamp nut 28
3rd set of driver part is connected with upper Mobile base 20, and in driving, Mobile base 20 is along the axis of upper Mobile base guide rail 23
Slide, the structure of this part is：The screw mandrel 26 of driver part is rotatably installed in lower mobile base 19, and its axis is along upper Mobile base
The axis direction of guide rail 23, such feed screw nut is subject under action of gravity downwardly against screw mandrel 26, thus eliminating the need screw mandrel spiral shell
Female gap and screw mandrel 26 between, good processing accuracy；Feed screw nut is fixing with upper Mobile base 20, and such feed screw nut is in screw mandrel 26
Slide in the axis just driving Mobile base guide rail 23 on Mobile base 20 edge in lower mobile base 19 during upper translation；Flange bearing 29
Flange be bolted in lower mobile base 19, in the presence of bolt, flange bearing 29 pushes out clamp nut 28.
4th set of driver part is connected with tool rest 21, drives tool rest 21 to slide along the axis of tool rest guide rail 24, this part
Structure be：The screw mandrel 26 of driver part is rotatably installed on Mobile base 20, and its axis is along the axis of tool rest guide rail 24
Direction, such feed screw nut is subject under action of gravity downwardly against screw mandrel 26, thus eliminating the need between feed screw nut and screw mandrel 26
Gap, good processing accuracy；Feed screw nut is fixing with tool rest 21, and such feed screw nut just drives tool rest when translating on screw mandrel 26
21 on upper Mobile base 20 along tool rest guide rail 24 axis slide；The flange of flange bearing 29 is bolted on movement
On seat 20, in the presence of bolt, flange bearing 29 pushes out clamp nut 28.
Furthermore, it is necessary to explanation, the specific embodiment described in this specification, the shape of its parts and components, it is named
Title etc. can be different, and the above content described in this specification is only to this utility model structure example explanation.
Claims (5)
1. a kind of main shaft of lathe and cutter moving structure, including lathe bed, track segment and driver part；Described driver part
Including screw mandrel, feed screw nut and motor；Motor is connected with screw mandrel, and screw mandrel can be driven to rotate；Feed screw nut is arranged on
On screw mandrel, screw mandrel makes feed screw nut translate on screw mandrel by rotation；The X-axis of the space coordinates residing for this lathe, Y-axis, Z axis
Set as follows：From the point of view of the front of described lathe, X-axis level is put, in the lateral direction；Y-axis level is put, before and after sensing
Direction；Z axis vertical display, points to above-below direction；It is characterized in that：Described track segment includes spindle unit guide rail, moves down
Dynamic seat guide rail, upper Mobile base guide rail and tool rest guide rail；Described spindle unit guide rail is fixed on lathe bed, and its axis is along X-axis
Direction；Spindle unit guide rail is along the peripheral, oblique of X-axis；Lower mobile base guide rail is fixed on lathe bed, its axis along X-direction,
Lower mobile base guide rail is along the peripheral, oblique of X-axis；Upper Mobile base guide rail is fixedly installed, and is hung down with X-axis in the axis of upper Mobile base guide rail
Directly, and with the angle of horizontal plane it is acute angle；Tool rest guide rail is fixedly installed, and the axis of tool rest guide rail is vertical with X-axis, and with upper shifting
The angle of the axis of dynamic seat guide rail is acute angle；Described driver part also includes tensile part；Tensile part is arranged on screw mandrel
Two ends, it includes clamp nut and flange bearing；The flange of flange bearing is fixedly installed；The end of screw mandrel is arranged on flange shaft
On the bearing holding；Clamp nut is fixed on the end of screw mandrel, and clamp nut is coordinated with flange bearing, and flange bearing pushes out fastening
Nut.
2. the main shaft of lathe according to claim 1 and cutter moving structure it is characterised in that：Described lower mobile base is led
Rail is 29 °～31 ° with the angle of the angle of horizontal plane.
3. the main shaft of lathe according to claim 1 and cutter moving structure it is characterised in that：Described upper Mobile base is led
The axis of rail is 29 °～31 ° with the angle of the angle of horizontal plane.
4. the main shaft of lathe according to claim 1 and cutter moving structure it is characterised in that：Described tool rest guide rail
Axis is 29 °～31 ° with the angle of the angle of axis of upper Mobile base guide rail.
5. the main shaft of lathe according to claim 1 and cutter moving structure it is characterised in that：Described driver part is
Four sets；The axis of first set driver part screw mandrel is along X-direction；The axis of second set of driver part screw mandrel is along X-direction；
3rd set of driver part screw mandrel axis is along the axis direction of upper Mobile base guide rail；4th set of driver part screw mandrel axis edge
The axis direction of tool rest guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620966039.3U CN205968389U (en) | 2016-08-29 | 2016-08-29 | Main shaft and cutter removal structure of lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620966039.3U CN205968389U (en) | 2016-08-29 | 2016-08-29 | Main shaft and cutter removal structure of lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205968389U true CN205968389U (en) | 2017-02-22 |
Family
ID=58038020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620966039.3U Active CN205968389U (en) | 2016-08-29 | 2016-08-29 | Main shaft and cutter removal structure of lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205968389U (en) |
-
2016
- 2016-08-29 CN CN201620966039.3U patent/CN205968389U/en active Active
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| GR01 | Patent grant |