CN106735323A - Suitable for the type horizontal processing machine tool and processing method of Large Crankshaft Compound Machining - Google Patents
Suitable for the type horizontal processing machine tool and processing method of Large Crankshaft Compound Machining Download PDFInfo
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- CN106735323A CN106735323A CN201710017518.XA CN201710017518A CN106735323A CN 106735323 A CN106735323 A CN 106735323A CN 201710017518 A CN201710017518 A CN 201710017518A CN 106735323 A CN106735323 A CN 106735323A
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- large crankshaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/18—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning crankshafts, eccentrics, or cams, e.g. crankpin lathes
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Abstract
The invention discloses a kind of type horizontal processing machine tool and processing method suitable for Large Crankshaft Compound Machining, wherein horizontal type structure is designed as by by machining tool, Large Crankshaft to be processed is clamped in the horizontal direction using clamp assemblies, and Large Crankshaft workpiece is ordered about by device for revolving and driving rotated around Pivot Point Center line, position and the angle of process tool component are adjusted simultaneously, just be may be such that the position to be processed on Large Crankshaft is corresponding with the position of process tool component and are processed.When being processed to Large Crankshaft using the horizontal machine tool, it is only necessary to carry out clamped one time operation to Large Crankshaft workpiece, desired processing different to Large Crankshaft are realized using more bringing for cutter.The whole process of lathe can realize that the difference for being particularly suited for many oilholes on Large Crankshaft requires Compound Machining by automated programming, its high degree of automation, and machining accuracy and processing efficiency are also greatly improved.
Description
Technical field
The present invention relates to a kind of type horizontal processing machine tool and processing method suitable for Large Crankshaft Compound Machining.
Background technology
At present, with the maximization industry development of Engine Industry, China's engine crankshaft also becomes increasing, in length
Spend and diametrically have the change of matter.In the past when being processed to bent axle, be all often fixed using cutter, workpiece move
It is dynamic, after corresponding Working position is found on workpiece, then Drilling operation is carried out with cutter.However, for complex structure, especially
Oilhole quantity is more, for the different Large Crankshaft of distributing position and direction, when machining of oil hole is carried out, Large Crankshaft to be processed
Workpiece needs constantly adjustment position and angle, can be engaged with the drilling tool on lathe and be drilled.Conventional
Deep hole drilling machine can not meet large-scale and ultra-large type bent axle technique processing request, and this kind of processing mode cannot also realize height
Imitate and accurately process.
The content of the invention
Shortcoming the invention aims to overcome prior art, there is provided a kind of suitable for Large Crankshaft Compound Machining
Type horizontal processing machine tool, to improve the processing efficiency and machining accuracy of Large Crankshaft.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of crouching suitable for Large Crankshaft Compound Machining
Formula machining tool, the machining tool includes support, the clamp assemblies on the support, the Large Crankshaft to be processed
Can rotatably be clamped on the clamp assemblies around Pivot Point Center line, and the Large Crankshaft axial line in the horizontal direction
Extend, be additionally provided with the support carries out the revolution driving dress of gyration around Pivot Point Center line for ordering about the Large Crankshaft
Put, the machining tool is also included for the process tool component being processed to the Large Crankshaft on the support,
The process tool component includes revolving bed, the unit head on the revolving bed and on the unit head
Cutter, the axial line of the revolving bed vertically extends, and the revolving bed both can make gyration around its own axial line
Be arranged on the support, again can respectively along parallel to the Large Crankshaft axial direction, perpendicular to the axle of the Large Crankshaft
To being arranged on the support with making feed motion.
Preferably, the clamp assemblies include regularly on the support and the headstock with rotary chuck, can
It is arranged on towards or away from headstock motion on the support and with the tailstock of rotation thimble, the rotation thimble
Axial line collinearly extends with the axial line of the rotary chuck, and the side shaft end of the Large Crankshaft to be processed passes through described
Rotary chuck grip and the Large Crankshaft opposite side shaft end by the rotation thimble of the tailstock along axle
Realize that clamping is installed to holding out against.
Further, the device for revolving and driving includes the decelerator that servomotor is connected with the servomotor, institute
The output shaft of decelerator is stated to be connected to order about the rotary chuck rotation by shaft coupling with the main shaft of the headstock.
Further, the tailstock is including being slidably mounted on the tailstock body on the support, on the tailstock body
Moving sleeve for installing the rotation thimble, the moving sleeve can be along moving axially relative the setting of the rotation thimble
Put on the tailstock body, the shifting for ordering about the moving sleeve motion is provided between the moving sleeve and the tailstock body
Dynamic drive component.
Further, the mobile drive component be leading screw between the moving sleeve and the tailstock body-
Nut drive component, the rotation thimble can be rotatably disposed on the moving sleeve around Pivot Point Center line.
Used as a kind of specific embodiment, the support is provided with tooth bar, and the tailstock body is provided with and the tooth bar
The gear being engaged, be additionally provided with the tailstock body for order about gear rotation caused with coordinating with the tooth bar it is described
The motor that tailstock is moved towards or away from the headstock.
Preferably, be provided with can be along the planker of the axial movement parallel to the Large Crankshaft, the planker for the support
On be slidably provided with cross slide, the glide direction of the cross slide it is perpendicular with the direction of motion of the planker with towards or it is remote
From Large Crankshaft motion, the revolving bed can be rotatably disposed on the cross slide around Pivot Point Center line.
Preferably, the support includes relatively-stationary workpiece lathe bed and knife rest lathe bed, the clamp assemblies, the revolution
Drive device is arranged on the workpiece lathe bed, and the process tool component is arranged on the knife rest lathe bed.
It is large-scale to improve it is a further object of the present invention to provide a kind of processing method suitable for Large Crankshaft Compound Machining
The processing efficiency and machining accuracy of bent axle.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of adding suitable for Large Crankshaft Compound Machining
Work method, the processing method comprises the following steps：
（1）Large Crankshaft to be processed is carried out into clamping installation using clamp assemblies, wherein, the Large Crankshaft to be processed can
Rotatably clamped on the clamp assemblies around Pivot Point Center line, and the axial line of the Large Crankshaft prolongs in the horizontal direction
Stretch；
（2）The Large Crankshaft is driven to be rotated around Pivot Point Center line, until the position to be processed on the Large Crankshaft reaches pre-
If position；
（3）Adjust the position of process tool component so that Working position and machine direction that the process tool component is fixed a cutting tool
It is corresponding with the predeterminated position and the Large Crankshaft is processed；
（4）Repeat step（2）, step（3）, until the Large Crankshaft is machined.
Further, it is processed using type horizontal processing machine tool described above.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：One kind of the invention
Suitable for the type horizontal processing machine tool of Large Crankshaft Compound Machining, wherein horizontal type structure is designed as by by machining tool, using folder
Hold component to be clamped Large Crankshaft to be processed in the horizontal direction, and Large Crankshaft workpiece is ordered about by device for revolving and driving
Rotated around Pivot Point Center line, while adjusting position and the angle of process tool component, just may be such that to be processed on Large Crankshaft
Position is corresponding with the position of process tool component and is processed.When being processed to Large Crankshaft using the horizontal machine tool,
Only need to carry out clamped one time operation to Large Crankshaft workpiece, require different to Large Crankshaft just can be realized using the replacing of cutter
Processing.The whole process of lathe can be realized by automated programming, be particularly suited on Large Crankshaft many oilholes not
With requiring Compound Machining, its high degree of automation, and machining accuracy and processing efficiency be also greatly improved.
Brief description of the drawings
Accompanying drawing 1 is the overall structure diagram of machining tool of the invention.
Wherein：1st, support；2nd, workpiece lathe bed；3rd, knife rest lathe bed；4th, Large Crankshaft；5th, headstock；51st, rotary chuck；6、
Tailstock；61st, tailstock body；62nd, thimble is rotated；63rd, moving sleeve；64th, mobile drive component；65th, motor；7th, revolution driving
Device；71st, servomotor；72nd, decelerator；8th, tooth bar；9th, planker；10th, gear-tooth bar assembly；11st, cross slide；12nd, leading screw-
Nut assembly；13rd, boring assemblies；131st, revolving bed；132nd, unit head；133rd, cutter；134th, guilde screw component；14th, numerical control
System；15th, chip cleaner.
Specific embodiment
Technical scheme is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
For ease of describing and illustrating the setting form of each part on the machining tool, below in relation to the description in direction in,
It is defined according to the direction observed by operating personnel, i.e. the front, rear, left and right direction indicated in Fig. 1, above-mentioned is front and rear
The corresponding X on lathe in direction is to it is then the Z-direction on lathe that left and right directions is corresponding.
Type horizontal processing machine tool shown in Figure 1, it is adaptable to which Compound Machining is carried out to Large Crankshaft part, such as drilling, milling
Various processing such as face, tapping.The machining tool is used to carry out Large Crankshaft 4 to be processed including support 1, on support 1
Clamp install clamp assemblies, for order about Large Crankshaft 4 to be processed carry out gyration device for revolving and driving 7 and
For the process tool component being processed to Large Crankshaft 4.
In the present embodiment, support 1 includes being relatively fixed the workpiece lathe bed 2 and knife rest lathe bed 3 of setting, clamp assemblies and returns
On workpiece lathe bed 2, Large Crankshaft 4 to be processed can rotatably be clamped installed in folder rotary driving device 7 around Pivot Point Center line
Hold on component, and its axial line in the case where the clamping of clamp assemblies is installed of Large Crankshaft 4 extends along left and right horizontal direction；Process tool
What component was used is the boring assemblies 13 for carrying out Drilling operation to Large Crankshaft 4 to be processed, and the boring assemblies 13 are set
On knife rest lathe bed 3,
Specifically, clamp assemblies include regularly on the workpiece lathe bed 2 and the headstock 5 with rotary chuck 51, can be along a left side
Right direction motion is arranged on workpiece lathe bed 2 and with the tailstock 6 of rotation thimble 62, wherein the axial line of rotation thimble 62 with
The axial line of rotary chuck 51 collinearly extends, and the left side shaft end of Large Crankshaft 4 to be processed is clamped admittedly by rotary chuck 51
The right side shaft end of the fixed and Large Crankshaft 4 is held out against and realizes clamping and install vertically by the rotation thimble 62 of tailstock 6.
Tailstock 6 includes the tailstock body 61 being slidably mounted on support 1, is used for installation rotation thimble on tailstock body 61
62 moving sleeve 63, moving sleeve 63 can rotate along moving axially relative being arranged on tailstock body 61 of rotation thimble 62
Thimble 62 can be rotatably disposed on moving sleeve 63 around Pivot Point Center line.Be provided between moving sleeve 63 and tailstock body 61 for
The mobile drive component 64 of the motion of moving sleeve 63 is ordered about, mobile drive component 64 can drive moving sleeve 63 with respect to tailstock body 61
Move by a small margin.In the present embodiment, mobile drive component 64 be leading screw between moving sleeve 63 and tailstock body 61-
Nut drive component.
It is engaged by gear-tooth bar structure to realize relative motion between tailstock body 61 and workpiece lathe bed 2.Specifically,
Workpiece lathe bed 2 is provided with tooth bar, and the length bearing of trend of the tooth bar is parallel with the axis direction of Large Crankshaft 4.Tailstock body 61
The gear being engaged with tooth bar is provided with, is additionally provided with tailstock body 61 and tail is caused to coordinate with tooth bar for ordering about gear rotation
The motor 65 that seat 6 is moved along tooth bar direction, i.e. tailstock 6 can be closer or far from headstock under the driving of motor 65
5, to meet the length requirement of different Large Crankshafts 4.
Device for revolving and driving 7 includes servomotor 71, decelerator 72, and wherein servomotor 71 is connected with decelerator 72,
The output shaft of decelerator 72 is connected with the main shaft of headstock 5 by shaft coupling, and rotation is ordered about with when the main shaft of headstock 5 rotates
Turning chuck 51 drives Large Crankshaft 4 to be processed to be rotated around Pivot Point Center line.Rotation can be driven using above-mentioned device for revolving and driving 7
Turn chuck 61 to be turned round with the low-speed highly precise of 1-50r/min, so as to drive Large Crankshaft 4 to turn round at a same speed so that big
Type bent axle 4 turns to position to be processed exactly, and the large inertia revolution for meeting Large Crankshaft 4 is required.When Large Crankshaft 4 rotate to
During the position to be processed of setting, servomotor 71 stops, and band-type brake embraces servomotor 71, Large Crankshaft 4 is reached lockup state,
Drilling operation is carried out to it with match-drill component 13.
It is shown in Figure 1, specifically when Large Crankshaft 4 to be processed is installed in clamping, first by Large Crankshaft 4 to be processed
After left end is gripped by rotary chuck 51, then by motor 65 order about tailstock 6 it is overall towards headstock 5 to
Left movement, until rotation thimble 62 holds out against in the right side axial end of Large Crankshaft 4 vertically.Then, the leading screw on tailstock 6-
Nut drive component orders about moving sleeve 63 and moves, to cause rotation thimble 62 by a small margin close to the right side of Large Crankshaft 4,
So that abutting power of the tailstock 6 to Large Crankshaft 4 to be processed vertically is maintained in suitable scope, and then ensure clamping
Component is effectively clamped to the stabilization of Large Crankshaft 4 to be processed.After the completion for the treatment of above-mentioned clamping work, device for revolving and driving 7 is watched
Motor 71 is taken to work and order about rotary chuck 61 and turned round with setting speed, so that drive Large Crankshaft 4 to rotate, until Large Crankshaft
4 rotate to position to be processed.
Shown in Figure 1, boring assemblies 13 include revolving bed 131, the unit head 132 on revolving bed 131, boring
Cutter 133 is installed on unit head 132.The revolving bed 131 both can be arranged on knife rest bed in which do gyration around Pivot Point Center line
On body 3, again can respectively along the axial direction parallel to Large Crankshaft 4（I.e. in left-right direction）, perpendicular to the axial direction of Large Crankshaft 4（I.e.
Along the longitudinal direction）Be arranged on making feed motion on knife rest lathe bed 3, with cause unit head 132 with cutter 133 be adjusted to greatly
Position hole to be drilled and angle are consistent and realize Drilling operation on type bent axle 4.
Shown in Figure 1, knife rest lathe bed 3 is provided with the planker 9 that can be moved in left-right direction, by planker 9 and knife rest
Set gear-tooth bar assembly between lathe bed 3 to realize the side-to-side movement of planker 9, specifically, knife rest lathe bed 3 is provided with along left and right
The tooth bar 8 in direction, the bottom of planker 9 is provided with the gear being meshed with tooth bar 8, drives the gear to rotate and just may be such that planker 9 along knife
The side-to-side movement of frame lathe bed 3；Planker 9 is provided with the cross slide 11 that can be moved along the longitudinal direction, is set between the cross slide 11 and planker 9
There is guilde screw component 12, to cause that cross slide 11 is moved forward and backward on planker 9；Revolving bed 131 can rotate around Pivot Point Center line
Be arranged on cross slide 11, set between cross slide 11 and revolving bed 131 with being used to order about revolving bed 131 and accurately turned round
Actuator（Not shown in figure）.
Shown in Figure 1, on boring assemblies 13, revolving bed 131 is provided with the tool rest for installing unit head 132, the knife
It is provided with for ordering about the guilde screw component that unit head 132 is axially moved along drilling tool 133 between seat and unit head 132
134, with order about cutter 133 advance or retreat realize processing feeding.Unit head 132 is driven dynamic by the spindle motor at its rear
Axle of advocating realizes power spindle with the revolution at a high speed of 0-4000r/min, to order about the drilling that cutter 133 is realized to Large Crankshaft 4
Processing.
On the machining tool, chip cleaner 15 is additionally provided between knife rest lathe bed 3 and workpiece lathe bed 2, in process
Chip by the collection of chip cleaner 15 process.
One or more groups of boring assemblies 13 for working independently from each other can be set on knife rest lathe bed 3.In the present embodiment, together
When be provided with 2 groups can be while carry out separately machined boring assemblies 13 to Large Crankshaft 4.2 groups of boring assemblies 13 are by 2 numerical control systems
System 14 is controlled respectively, and the processing to Large Crankshaft 4 is independent of each other, so that multistation can be carried out to Large Crankshaft 4 process simultaneously, and
Processing between multiple stations is independent of each other, and greatly increases processing efficiency.
When needing to carry out Large Crankshaft 4 such as milling face, tapping, milling forming hole, other processing of grinding out, it is also possible at this
Completed on type horizontal processing machine tool, only the unit head 132 and cutter 133 on boring assemblies 13 need to be carried out corresponding replacing.This
Sample, is installed by once clamping to Large Crankshaft 4, just can realize to its multiple operation, multiposition, multi-angle Compound Machining,
The whole process of lathe can realize that high degree of automation is conducive to greatly improving Large Crankshaft 4 by automated programming
Machining accuracy and processing efficiency.
The above embodiments merely illustrate the technical concept and features of the present invention, its object is to allow person skilled in the art's energy
Solution present disclosure much of that is simultaneously implemented according to this, and it is not intended to limit the scope of the present invention.It is all spiritual according to the present invention
The equivalent change or modification that essence is made, should all be included within the scope of the present invention.
Claims (10)
1. a kind of type horizontal processing machine tool suitable for Large Crankshaft Compound Machining, it is characterised in that：The machining tool includes machine
Seat, the clamp assemblies on the support, the Large Crankshaft to be processed can rotatably clamp installation around Pivot Point Center line
On the clamp assemblies, and the axial line of the Large Crankshaft is horizontally extending, is additionally provided with for driving on the support
Make the Large Crankshaft that the device for revolving and driving of gyration is carried out around Pivot Point Center line, the machining tool also includes being located at institute
Stating is used for the process tool component that is processed to the Large Crankshaft on support, the process tool component include revolving bed,
Unit head on the revolving bed and the cutter on the unit head, the axial line of the revolving bed is along perpendicular
To extension, the revolving bed can both be arranged on the support Nogata with making gyration around its own axial line, again can be respectively
The support is arranged on along the axial direction parallel to the Large Crankshaft, perpendicular to the axial direction of the Large Crankshaft with making feed motion
On.
2. the type horizontal processing machine tool suitable for Large Crankshaft Compound Machining according to claim 1, it is characterised in that：It is described
Clamp assemblies include regularly on the support and the headstock with rotary chuck, can be towards or away from the headstock
It is arranged on the support and with the tailstock of rotation thimble, axial line and the rotary chuck of the rotation thimble to motion
Axial line collinearly extend, the side shaft end of the Large Crankshaft to be processed gripped by the rotary chuck and should
The opposite side shaft end of the Large Crankshaft is held out against and realizes clamping and install vertically by the rotation thimble of the tailstock.
3. the type horizontal processing machine tool suitable for Large Crankshaft Compound Machining according to claim 2, it is characterised in that：It is described
Device for revolving and driving includes the decelerator that servomotor is connected with the servomotor, the output shaft of the decelerator and institute
The main shaft for stating headstock is connected to order about the rotary chuck rotation by shaft coupling.
4. the type horizontal processing machine tool suitable for Large Crankshaft Compound Machining according to claim 2, it is characterised in that：It is described
Tailstock includes the tailstock body being slidably mounted on the support, is used on the tailstock body to install the rotation thimble
Moving sleeve, the moving sleeve can be described along moving axially relative being arranged on the tailstock body of the rotation thimble
The mobile drive component for ordering about the moving sleeve motion is provided between moving sleeve and the tailstock body.
5. the type horizontal processing machine tool suitable for Large Crankshaft Compound Machining according to claim 4, it is characterised in that：It is described
Mobile drive component is the guilde screw drive component between the moving sleeve and the tailstock body, the rotation top
Pin can be rotatably disposed on the moving sleeve around Pivot Point Center line.
6. the type horizontal processing machine tool suitable for Large Crankshaft Compound Machining according to claim 4, it is characterised in that：It is described
Support is provided with tooth bar, and the tailstock body is provided with the gear being engaged with the tooth bar, be additionally provided with the tailstock body for
Order about the driving that the gear rotation causes the tailstock to be moved towards or away from the headstock to coordinate with the tooth bar
Motor.
7. the type horizontal processing machine tool suitable for Large Crankshaft Compound Machining according to claim 1, it is characterised in that：It is described
Support is provided with can slidably be provided with sideslip along the planker of the axial movement parallel to the Large Crankshaft on the planker
Plate, the glide direction of the cross slide is perpendicular with the direction of motion of the planker to transport with towards or away from the Large Crankshaft
Dynamic, the revolving bed can be rotatably disposed on the cross slide around Pivot Point Center line.
8., according to any described type horizontal processing machine tool suitable for Large Crankshaft Compound Machining of claim 1 to 7, its feature exists
In：The support includes relatively-stationary workpiece lathe bed and knife rest lathe bed, and the clamp assemblies, the device for revolving and driving are all provided with
Put on the workpiece lathe bed, the process tool component is arranged on the knife rest lathe bed.
9. a kind of processing method suitable for Large Crankshaft Compound Machining, it is characterised in that：The processing method includes following step
Suddenly：
（1）Large Crankshaft to be processed is carried out into clamping installation using clamp assemblies, wherein, the Large Crankshaft to be processed can
Rotatably clamped on the clamp assemblies around Pivot Point Center line, and the axial line of the Large Crankshaft prolongs in the horizontal direction
Stretch；
（2）The Large Crankshaft is driven to be rotated around Pivot Point Center line, until the position to be processed on the Large Crankshaft reaches pre-
If position；
（3）Adjust the position of process tool component so that Working position and machine direction that the process tool component is fixed a cutting tool
It is corresponding with the predeterminated position and the Large Crankshaft is processed；
（4）Repeat step（2）, step（3）, until the Large Crankshaft is machined.
10. the processing method suitable for Large Crankshaft Compound Machining according to claim 9, it is characterised in that：Using such as
Any described type horizontal processing machine tool of claim 1 to 7 is processed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710017518.XA CN106735323A (en) | 2017-01-11 | 2017-01-11 | Suitable for the type horizontal processing machine tool and processing method of Large Crankshaft Compound Machining |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110722369A (en) * | 2019-09-23 | 2020-01-24 | 金石机器人银川有限公司 | Turnover mechanism for crankshaft with accurate positioning function |
| CN114227281A (en) * | 2022-01-05 | 2022-03-25 | 义乌工商职业技术学院 | Processing production line of short camshaft |
| CN114799891A (en) * | 2022-04-29 | 2022-07-29 | 湖州精圆数控设备有限公司 | Numerical control machine tool for large-scale steamship diesel engine cylinder sleeve |
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|---|---|---|---|---|
| CN110722369A (en) * | 2019-09-23 | 2020-01-24 | 金石机器人银川有限公司 | Turnover mechanism for crankshaft with accurate positioning function |
| CN110722369B (en) * | 2019-09-23 | 2021-02-19 | 金石机器人银川有限公司 | Turnover mechanism for crankshaft with accurate positioning function |
| CN114227281A (en) * | 2022-01-05 | 2022-03-25 | 义乌工商职业技术学院 | Processing production line of short camshaft |
| CN114799891A (en) * | 2022-04-29 | 2022-07-29 | 湖州精圆数控设备有限公司 | Numerical control machine tool for large-scale steamship diesel engine cylinder sleeve |
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