CN107398733A - A kind of milling bed - Google Patents
A kind of milling bed Download PDFInfo
- Publication number
- CN107398733A CN107398733A CN201710588080.0A CN201710588080A CN107398733A CN 107398733 A CN107398733 A CN 107398733A CN 201710588080 A CN201710588080 A CN 201710588080A CN 107398733 A CN107398733 A CN 107398733A
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- Prior art keywords
- milling
- grinding
- crossbeam
- slide
- ram
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- Mechanical Engineering (AREA)
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Abstract
The invention provides a kind of milling bed, it is characterised in that the workbench to extend along lathe bed direction is provided with the middle part of lathe bed, lathe bed both sides are provided with mobile column, and crossbeam connects the column and is placed in above workbench；Crossbeam side is provided with milling move portion, and milling mechanism is provided with the milling move portion；Crossbeam opposite side is provided with grinding move portion, and grinding mechanism is provided with the grinding move portion.The present invention realizes clamped one time sample can and carries out the work such as the rough milling of sample, finish-milling, fine grinding on the table, reduces handling, the time of positioning workpiece, improves the processing efficiency of sample, reduces the labor intensity of operating personnel.
Description
Technical field
The present invention relates to a kind of lathe, in particular to a kind of lathe of milling function.
Background technology
Because steel billet machined surface is gas flame cuttiug, hardness is higher, and the processing mode of former steel billet is first will using band sawing machine
Gas flame cuttiug face is removed, and then the sample milling after cutting is put down using milling machine, is finally put on surface grinding machine and grinds low-power sulphur print
The surface of test requirements document.
With the development of science and technology, people are for the requirement such as processing efficiency, processing cost, input of personnel, tradition side
Formula can not meet the change of market economy new situations, it is necessary to which a kind of efficient, low operating cost automatic equipment meets production
Need.
The content of the invention
In consideration of it, the present invention proposes a kind of milling bed, it is intended to designs a kind of automatic equipment and improves operating efficiency.
The present invention proposes a kind of milling bed, it is characterised in that the work extended along lathe bed direction is provided with the middle part of lathe bed
Platform, lathe bed both sides are provided with mobile column, and crossbeam connects the column and is placed in above workbench；Crossbeam side is provided with milling
Move portion, milling mechanism is provided with the milling move portion；Crossbeam opposite side is provided with grinding move portion, in the grinding move portion
It is provided with grinding mechanism.
Further, in above-mentioned milling bed, it is characterised in that be provided with digital control system on milling bed.
Further, in above-mentioned milling bed, it is characterised in that the crossbeam is ladder beam.
Further, in above-mentioned milling bed, it is characterised in that the milling move portion includes moving horizontally along crossbeam direction
Milling slide, be provided with the milling ram moved in the vertical direction on the milling slide.
Further, in above-mentioned milling bed, it is characterised in that the grinding move portion includes moving horizontally along crossbeam direction
Grinding slide, it is described grinding slide on be provided with the grinding ram moved in the vertical direction.
Further, in above-mentioned milling bed, it is characterised in that the milling ram and milling slide, grinding ram and mill
Cut and buffer unit is set between slide.
Further, in above-mentioned milling bed, it is characterised in that the buffer unit is planetary reducer.
Further, in above-mentioned milling bed, it is characterised in that be provided with fixture on the workbench.
Further, in above-mentioned milling bed, it is characterised in that the workbench can be movable relatively with lathe bed.
Beneficial effects of the present invention：Realize clamped one time sample can and carry out rough milling, being smart for sample on the table
The work such as milling, fine grinding, handling, the time of positioning workpiece are reduced, improve the processing efficiency of sample, reduce the labor of operating personnel
Fatigue resistance.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is structural front view of the embodiment of the present invention；
Fig. 2 is structure left view of the embodiment of the present invention；
Fig. 3 is structure top view of the embodiment of the present invention；
Wherein：11. the milling of 15. fixture of lathe bed 121. column, one 122. column, 2 13. crossbeam, 14. workbench 21.
The milling head 31. of 22. milling ram of slide, 23. milling motor 24. grinding slide 32. is ground the grinding motor 34. of ram 33.
The workbench of 130. crossbeam inclined-plane of bistrique, 131. shifting axle, one 132. shifting axle, 2 133. slide rail, one 134. slide rail 2 141.
The crossbeam opposite side of 2 1301. crossbeam side of slide rail 142. servomotor, 221. servomotor, one 321. servomotor 1302.
X.X direction of principal axis Y.Y direction of principal axis Z.Z direction of principal axis.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.It should be noted that in the case where not conflicting, embodiment in the present invention and
Feature in embodiment can be mutually combined.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Present invention design concept based on as, designs milling bed that is a kind of while having grinding function and Milling Function,
Then milling bed is controlled to be ground on the same device to sample and milling by a kind of control system.The basic scheme made
It is one workbench of Position Design at the middle part of lathe bed 11, can be with placing clamp 15 and fixed sample, lathe bed on workbench 14
Both sides design activity column, column can be moved along lathe bed X axles, and column is attached by crossbeam, crossbeam side
1301 are provided with milling move portion, and milling mechanism is provided with the milling move portion；Crossbeam opposite side 1302 is provided with grinding and moved
Dynamic portion, grinding mechanism is provided with the grinding move portion.When milling bed works, milling move portion, grinding move portion can be in Y
Axle and Z-direction movement.Two move portions are controlled by control system, makes milling move portion and is ground the mutual activity of move portion
Without interruption.Milling mechanism completes the Milling Process to sample, and grinding mechanism completes the grinding to sample.
The milling move portion of design includes moving horizontally the milling slide 21 of (i.e. Y direction) along crossbeam direction, and milling is slided
The milling ram that vertically (i.e. Z-direction) is mobile is provided with seat 21.Being ground move portion is included along the direction water of crossbeam 13
The grinding slide 31 of translation dynamic (i.e. Y direction), is ground on slide 31 and is provided with the mill that vertically (i.e. Z-direction) is mobile
Cut ram 32.
Milling slide 21 is responsible for moving along Y direction, and milling slide 21 is slidably connected with shifting axle 131, shifting axle 131
On crossbeam 13, milling slide 21 is driven along shifting axle 131 by the power set designed on milling slide 21 and moved for design
It is dynamic.Moveable scope is limited by shifting axle 131 and grinding slide 31, and the design length of shifting axle 131 needs to make milling
Milling slide can be processed in the movement of Y direction for the sample put on workbench 14.Grinding slide 31 also is responsible for
Moved along Y direction, shifting axle 132 is also designed on crossbeam 13.The grinding driving of slide 31 is taken to be driven with milling slide 21
Identical mode：Power set are also designed on grinding slide 31, are driven along shifting axle 132 and moved by power set, can
Mobile scope is limited by shifting axle 132 and milling slide 21, and the design length of shifting axle 132 needs to make grinding slide Y
The movement of direction of principal axis can be realized to be processed for the sample put on workbench 14.In order to save space, by milling slide
Shifting axle 131 and be ground slide shifting axle 132 be arranged in parallel.And shifting axle 131,132 is designed to identical length, just
In the manufacturing.
Milling ram 22 is provided with milling slide 21, milling ram 22 can move along Z-direction, milling ram 22 with
Milling slide 21 also uses the connected mode of track connection, and the ram 22 is driven by using ball-screw and motor 221
Dynamic, concrete mode is that ram is fixedly connected with the nut on ball-screw, motor by drive screw realize ram on move down
It is dynamic.The design of electrical motor is connected on milling slide 21 between motor 221 and screw mandrel by transmission mechanism, and the bindiny mechanism includes
Shaft coupling, reductor.
It is ground on slide 31 and is provided with grinding ram 32, grinding ram 32 is responsible for moving along Z-direction, is ground ram 32
The connected mode being connected with grinding slide 31 using track, the ram are driven by using ball-screw and motor 321, are had
Body mode is that ram is fixedly connected with the nut on ball-screw, and motor realizes moving up and down for ram by drive screw.Should
Motor 321 is designed on grinding slide 31, is connected between motor 321 and screw mandrel by transmission mechanism, and the bindiny mechanism includes connection
Axle device, reductor.
Milling mechanism is provided with milling ram 22, the mechanism mainly includes milling motor 23 and milling head 24, milling motor
23 drive milling head 24 to rotate by being connected with a series of transmission mechanism, transmission mechanism reductor, shaft coupling etc..
Grinding mechanism is provided with grinding ram 32, the mechanism mainly includes grinding motor 33 and bistrique 34, grinding motor
Rotated by belt drive bistrique 34.
The axial direction of the rotor of 33 two motors of milling motor 23 and grinding motor is different, the putting position of motor
It is inconsistent.Grinding motor 33 is placed in before grinding ram 32, and milling motor 23 is placed in the upper end of milling ram 22.
Due to being provided with big measuring mechanism, including grinding slide 31, grinding ram 32, grinding mechanism, milling cunning on crossbeam 13
Seat 21, milling ram 22 and milling mechanism, it is necessary to accounted for the mechanical strength of crossbeam 13, on the one hand these mechanisms design exists
The side of crossbeam 13, center of gravity is not on crossbeam, because moment of torsion caused by gravity can make crossbeam tumble.Because crossbeam 13 is connected to
Column 121,122, tumbling for crossbeam 13 are bound to drive column to tumble.Can be by all mechanisms on crossbeam 13 to this problem
Design of centre of gravity is above crossbeam 13, or reduces the center of gravity of these mechanisms on crossbeam 13 as far as possible, it is also an option that column
121st, 122 carry out reinforce ensure crossbeam 13 will not tumble.
In view of the above-mentioned problems, such improvement is made that in the present embodiment：It is trapezoidal (trapezoidal by the Cross section Design of crossbeam 13
Beam), the shifting axle of above-mentioned grinding slide 31 and milling slide 21 is designed on the inclined-plane 130 of ladder beam, is also designed on crossbeam 13
Fixed rack 133,134, fixed rack 133,134 designs the top surface and above in crossbeam, as shown in figure 1, grinding slide
31 and milling slide 21 be connected with the fixed rack 133,134.Milling head mechanism and grinding head mechanism are heavier, and milling head 24 requires
Realize heavy cutting, radial load and axle when the type of attachment of conventional crossbeam 13 and milling head 24 can not ensure milling head heavy cutting
Xiang Li, and milling head mechanism and the center of gravity of grinding head mechanism are reduced using this annexation, make milling mechanism and grinding mechanism more
Close to the center of crossbeam, mechanical strength is added.Secondly, the bottom of column 121,122 increases the area contacted with ground, such as
Shown in Fig. 2, column 121,122 bottoms add one piece of trapezoidal portions compared with top, and the design of the part causes on column admittedly
The center of gravity of fixed all mechanisms is in the surface of column 121,122, so it is possible to prevente effectively from column 121,122 is tumbled.Again
It is secondary, reduce the weight of crossbeam 13.Crossbeam does not take the form of solid spandrel girder, and using hollow beam, the hollow section of crossbeam is
It is trapezoidal, it is consistent with the outer contour shape of crossbeam and direction, also as shown in Figure 2.
In order to realize the function of automatic milling, it is necessary to add control system for equipment, digital control system is ordinary gantry milling machine
Digital control system, Siemens 810D, Mitsubishi M70, FANUC Oi etc. may be selected.Above-mentioned digital control system is to be relatively common on the market
System, for meet demand can be configured to as needed.
Workbench 14 is movable in said mechanism, milling head 24 is lifted, bistrique 34 is lifted and watched using three axles of digital control system
Clothes control.Milling head 24 moves left and right to be controlled using two displacement transducers, and bistrique is moved left and right using two displacement sensings
Device and time parameter are controlled.Milling head 24, the bistrique 34 of control system control milling and grinding machine can move in XYZ space, and
Milling and grinding are not disturbed mutually.
Workbench 14 is also designed as moveable workbench 14 by the present embodiment, using ball-screw and motor drive operational
Platform 14, specially workbench 14 is connected with the nut being fixed on the ball-screw on lathe bed, motor 142 and ball wire
Thick stick is established by transmission mechanism and connected, and transmission mechanism can be reductor, shaft coupling etc., motor 142 drive screw mandrel to rotate so as to
Workbench 14 is driven to move.Fixed rack 141 is also provided with lathe bed, the quantity of slide rail is twice.Workbench 14 and slide rail 141
It is slidably connected, realizes the displacement of workbench and ensure that workbench will not deflect in moving process.
Workbench 14 offers multiple orbital grooves, and the cross sectional shape of orbital groove is T-shaped.The fixture of design can pass through
It is bolted on workbench 14, realization is detachably connected, and can change fixture 15 as needed.It is former specially on fixture
Bolt hole is first offered, then bolt is put into groove, the head for making bolt vertically upward, is then clamped by tightening nut
Fixture.Such connected mode is taken to be not limited the size of fixture.
The workflow of the milling bed proposed in the present embodiment is briefly described below：
First, previously according to sample size to be processed, installs fixture 15, fixture can select manually on workbench 14
The plain clamp of sample is clamped, automatic fixture can also be selected to clamp sample by motor or hydraulic system driving.In fixture 15
After fixing sample, movable workbench to specified location, it is being ground with before Milling Process completion, workbench no longer moves.
Then mobile column 121,122 is moved to the side of sample to be processed, by taking milling as an example, milling along X-direction
Slide 21 is moved to the side of sample along Y-axis, and milling ram 22 moves along Z axis drives milling mechanism to be moved to specified location, should
Position can carry out milling to specimen surface, and the thickness of single milling can have multiple choices, and the thickness of milling utilizes milling head 24
The distance moved down is adjusted, and the distance moved down, which is milling ram 22, moves that to drive milling mechanism to be moved to specified along Z axis
Position.
Milling is carried out, only X-axis or Y direction is transportable in single milling process, and Z-direction is fixed.
I.e. mobile column can move along lathe bed along X-axis, and milling slide 21 moves along crossbeam along Y direction, milling ram
22 is fixed in the Z-axis direction.After the completion of single milling, if also needing to carry out milling, control milling ram is in Z axis side
To the distance for the thickness for moving down single milling, then fixed Z-direction, the corresponding mechanism of mobile X-axis and Y direction are carried out to sample
Continue to process.
After the completion of milling, milling mechanism, milling ram 22 and milling sliding seat 21 are retracted into original position, the priority retracted
Order is following to control the milling ram 22 of Z-direction to rise first, then controls the milling sliding seat 21 of Y direction to be moved to horizontal stroke
The side of beam 13,
Grinding process control is similar to milling process, because column 121,122 has been moved into the position of close sample, therefore
The step for mobile column 121,122 can be omitted.Then control grinding slide 31 is moved to the side of sample, grinding along Y axles
Ram 32 moves along Z axis drives grinding mechanism to be moved to specified location, and the position can carry out milling, single mill to specimen surface
The thickness cut can have multiple choices, and the distance that the thickness of grinding is moved down using bistrique is adjusted, and the distance moved down is
Grinding ram moves along Z axis drives grinding mechanism to be moved to specified location.
It is ground, it is transportable there was only X-axis or Y direction in single grinding process, and Z-direction is fixed.
I.e. mobile column 121,122 can move along lathe bed along X-axis, and grinding slide 31 moves along crossbeam along Y direction, grinds
It is fixed in the Z-axis direction to cut ram 32.After the completion of single grinding, if also needing to be ground, control grinding ram
The distance of the thickness of single grinding, then fixed Z-direction, the corresponding mechanism of mobile X-axis and Y direction are moved down in the Z-axis direction
Sample is carried out continuing to process.
Need what is illustrated, the milling bed in the present embodiment can also individually carry out milling or grinding, Milling Function and grinding
Function is influenceed by control system.
Moment of torsion caused by servomotor 221 is for milling ram and milling when equipment zero load is also contemplated in above-described embodiment
The influence of slide, to reduce the unloaded moment of torsion of servomotor 221, buffer unit is set between milling ram and slide, buffered
Device, which mainly utilizes, reduces rotating speed so as to reduce moment of torsion.The Scheme Choice of buffer unit is set to be watched in exchange in preferable example
Take and planetary reducer is installed between motor and ball screw assembly,.
Similar, consider that moment of torsion caused by servomotor 321 is for grinding ram 31 and grinding slide 32 during equipment zero load
Influence, for reduce servomotor 321 unloaded moment of torsion, grinding ram 31 and slide 32 between buffer unit, this reality are set
Buffer unit plan of establishment selection installs planetary reducer between AC servo motor 321 and ball screw assembly, in example.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of milling bed, it is characterised in that the workbench to extend along lathe bed direction is provided with the middle part of lathe bed, lathe bed both sides are set
There is moveable column, crossbeam connects the column and is placed in above workbench；Crossbeam side is provided with milling move portion, the milling
Cut and milling mechanism is provided with move portion；Crossbeam opposite side is provided with grinding move portion, and grinding is provided with the grinding move portion
Mechanism.
2. milling bed according to claim 1, it is characterised in that be provided with digital control system on milling bed.
3. milling bed according to claim 1, it is characterised in that the crossbeam is ladder beam.
4. milling bed according to claim 1, it is characterised in that the milling move portion includes moving along crossbeam direction is horizontal
Dynamic milling slide, the milling ram moved in the vertical direction is provided with the milling slide.
5. milling bed according to claim 1, it is characterised in that the grinding move portion includes moving along crossbeam direction is horizontal
Dynamic grinding slide, described be ground on slide are provided with the grinding ram moved in the vertical direction.
6. milling bed according to claim 4, it is characterised in that buffering is set between the milling ram and milling slide
Device.
7. milling bed according to claim 5, it is characterised in that set and buffer between the grinding ram and grinding slide
Device.
8. the milling bed according to claim 6 or 7, it is characterised in that the buffer unit is planetary reducer.
9. milling bed according to claim 1, it is characterised in that be provided with fixture on the workbench.
10. milling bed according to claim 1, it is characterised in that the workbench can be movable relatively with lathe bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710588080.0A CN107398733A (en) | 2017-07-17 | 2017-07-17 | A kind of milling bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710588080.0A CN107398733A (en) | 2017-07-17 | 2017-07-17 | A kind of milling bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107398733A true CN107398733A (en) | 2017-11-28 |
Family
ID=60400956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710588080.0A Withdrawn CN107398733A (en) | 2017-07-17 | 2017-07-17 | A kind of milling bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107398733A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108908042A (en) * | 2018-09-20 | 2018-11-30 | 湘潭三峰数控机床有限公司 | Double column grinding centers |
| CN109262375A (en) * | 2018-10-09 | 2019-01-25 | 唐山钢铁集团有限责任公司 | A kind of arc-shaped fatigue testing specimen grinding and polishing apparatus of plate based on Miniature drilling-milling machine |
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| CN101502933A (en) * | 2009-03-10 | 2009-08-12 | 吉林省鸿源机床制造有限责任公司 | Numerical control gantry heavy-duty machine for machining, milling, boring, planing and grinding |
| CN201613452U (en) * | 2009-03-13 | 2010-10-27 | 深圳福斯特数控机床有限公司 | Gantry type boring, milling and grinding combined numerical control machine |
| CN102699685A (en) * | 2012-05-28 | 2012-10-03 | 南通京鼎机械科技有限公司 | Numerical control gantry milling machine of fixed beam |
| CN106239165A (en) * | 2016-09-22 | 2016-12-21 | 湘潭三峰数控机床有限公司 | Planer-type milling machining center |
| CN208696767U (en) * | 2018-07-03 | 2019-04-05 | 南京中德机床股份有限公司 | A kind of numerical control gantry mill grinding machine |
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2017
- 2017-07-17 CN CN201710588080.0A patent/CN107398733A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101502933A (en) * | 2009-03-10 | 2009-08-12 | 吉林省鸿源机床制造有限责任公司 | Numerical control gantry heavy-duty machine for machining, milling, boring, planing and grinding |
| CN201613452U (en) * | 2009-03-13 | 2010-10-27 | 深圳福斯特数控机床有限公司 | Gantry type boring, milling and grinding combined numerical control machine |
| CN102699685A (en) * | 2012-05-28 | 2012-10-03 | 南通京鼎机械科技有限公司 | Numerical control gantry milling machine of fixed beam |
| CN106239165A (en) * | 2016-09-22 | 2016-12-21 | 湘潭三峰数控机床有限公司 | Planer-type milling machining center |
| CN208696767U (en) * | 2018-07-03 | 2019-04-05 | 南京中德机床股份有限公司 | A kind of numerical control gantry mill grinding machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108908042A (en) * | 2018-09-20 | 2018-11-30 | 湘潭三峰数控机床有限公司 | Double column grinding centers |
| CN109262375A (en) * | 2018-10-09 | 2019-01-25 | 唐山钢铁集团有限责任公司 | A kind of arc-shaped fatigue testing specimen grinding and polishing apparatus of plate based on Miniature drilling-milling machine |
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Application publication date: 20171128 |
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