CN107159888A - A kind of gantry metal rapidform machine - Google Patents
A kind of gantry metal rapidform machine Download PDFInfo
- Publication number
- CN107159888A CN107159888A CN201710505598.3A CN201710505598A CN107159888A CN 107159888 A CN107159888 A CN 107159888A CN 201710505598 A CN201710505598 A CN 201710505598A CN 107159888 A CN107159888 A CN 107159888A
- Authority
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- China
- Prior art keywords
- gantry
- ram
- crossbeam
- portal frame
- motion
- Prior art date
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- Pending
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- 239000002184 metal Substances 0.000 title claims abstract description 27
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 27
- 238000002844 melting Methods 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000005253 cladding Methods 0.000 claims description 9
- 239000003638 reducing agent Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 2
- 230000001340 slower Effects 0.000 claims description 2
- 241000233855 Orchidaceae Species 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 6
- 238000004458 analytical method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 238000007493 shaping process Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 240000000800 Allium ursinum Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002146 bilateral Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound 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[Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004540 process dynamic Methods 0.000 description 1
- 230000001737 promoting Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/30—Platforms or substrates
- B22F12/33—Platforms or substrates translatory in the deposition plane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/46—Radiation means with translatory movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses a kind of gantry metal rapidform machine, including firm banking and the seal box body being arranged on firm banking, mobile work platform is provided with seal box body and dynamic beam moves pillar gantry motion, dynamic beam, which moves pillar gantry motion, includes gantry ram, ram moves forward and backward mechanism, portal frame, crossbeam and crossbeam up-down mechanism, gantry ram is fixed on firm banking, portal frame is arranged on the ram of gantry and moves forward and backward mechanism with ram and is connected, ram moves forward and backward mechanism driving portal frame and moved back and forth on the ram of gantry, crossbeam is arranged on portal frame and is connected with crossbeam up-down mechanism, the driving of crossbeam up-down mechanism is weighed to move up and down on portal frame, laser melting coating head moves in dynamic beam and does XYZ directions three-dimensional space motion on the motion of pillar gantry.The invention provides a kind of Stability Analysis of Structures, forming area（Space utilization）Maximize, the dynamic beam that printing precision is high moves pillar gantry metal rapidform machine.
Description
Technical field
The present invention relates to laser melting deposition manufacturing technology（laser melting deposition manufacting)
Metal rapidform machine, belong to laser gain material manufacturing technology field.
Background technology
Increasing material manufacturing is that based on mathematical model, material is successively accumulated to the emerging manufacture skill for producing physical item
Art, embodies information network technique and advanced material technology, numerical DC speed technology and is intimately associated, be the important of advanced manufacturing industry
Part.The development of the technologies such as increasing material manufacturing equipment, laser formation technique is more and more ripe, and laser gain material manufacture in recent years is in work
Industry field is widely used, and it is rapidly changing traditional mode of production and life style.Currently, material system is increased
Make technology and turn to commercial application from research and development, its depth integration with information network technique, or traditional manufacture band will be given
Influenceed come the property changed.Accelerate increases material manufacturing technology development, form industry size as early as possible, for promoting China's manufacturing industry transition and upgrade
It is significant.
Current metal rapidform machine species, body construction pattern are more and more diversified, and metal forming part size is also more next
More maximize, laser fast shaping machine bed is generally cantilevered, fixed column movable beam type gantry or dynamic post fixed-beam gantry in the prior art
Structure, wherein such as cantilever machine stability is bad, arm exhibition stroke limiting；Fixed column movable beam type Longmen machine tool is needed before and after workbench
Motion, space is big before and after taking；Dynamic post fixed-beam Longmen machine tool needs Z axis independently to move up and down, and takes headroom big.These
Problem often leads to the deficiencies such as metal rapidform machine structure is cumbersome, printing precision is poor, seal case volume is big.
The content of the invention
In order to which the structure for solving metal rapidform machine in the prior art is cumbersome, printing precision is poor, seal case volume is big
Etc. weak point, the present invention provides a kind of Stability Analysis of Structures, forming area（Space utilization）The high gantry gold of maximization, printing precision
Belong to rapidform machine.
The technical solution adopted by the present invention is：
A kind of gantry metal rapidform machine, including firm banking and the seal box body that is arranged on firm banking, it is special
Levy and be：Mobile work platform is provided with the seal box body and dynamic beam moves pillar gantry motion, the dynamic beam
Dynamic pillar gantry motion includes gantry ram, ram and moves forward and backward mechanism, portal frame, crossbeam and crossbeam up and down motion machine
Structure, gantry ram is fixed on the firm banking, the portal frame be arranged on gantry ram and with the cunning
Pillow moves forward and backward mechanism connection, and the ram moves forward and backward mechanism and drives the portal frame back and forth to be transported on gantry ram
Dynamic, the crossbeam is arranged on the portal frame and is connected with the crossbeam up-down mechanism, the crossbeam up and down motion machine
The structure driving measurement moves up and down on the portal frame, cladding head adpting flange is provided with the crossbeam, the cladding
Head adpting flange is connected with a flange side-to-side movement mechanism, and laser melting coating head is provided with the cladding head adpting flange, should
Laser melting coating head moves in the dynamic beam and does XYZ directions three-dimensional space motion on the motion of pillar gantry.
An external orbital is additionally provided with outside the seal box body, the external orbital is arranged on after firm banking
Side.
Gantry ram is be arranged on the firm banking both sides each one, and ram moves forward and backward mechanism and led by straight line
Rail is oriented to, and two servomotors are synchronously driven after reductor deceleration, rack pinion.
The flanged plate of the portal frame and gantry ram is fastenedly connected, and constitutes dynamic pillar portal frame, and crossbeam passes through on crossbeam
Lower motion is connected on portal frame and moved up and down.
The crossbeam up-down mechanism include servomotor, " one-to-two " T-shaped double-output speed reducer, two
Power transmission shaft, two right angles accelerate machine and two ball screws, the input shaft of one " one-to-two " T-shaped double-output speed reducer
It is connected, divides on two output shafts of one " one-to-two " T-shaped double-output speed reducer with the output shaft of shown servomotor
Not Lian Jie a power transmission shaft, the ball-screw is connected through the right angle reductor with the power transmission shaft.
Firm banking is limited by communications and transportation width, is spliced by two pieces of bases, is mainly used in the mobile work of fixed, positioning
Make platform and dynamic beam moves pillar Longmen machine tool.
The mobile work platform is driven by variable-frequency motor, and rail wheel, can be in firm banking track and external orbital to be oriented to
Between back and forth movement.
The external orbital is made up of H profile steel welding underframe and railway, and structural rigidity is strong.
Gantry ram moves forward and backward stroke for 4.5 meters.Crossbeam moves up and down on portal frame, and up and down motion stroke is 1.5
Rice.Laser melting coating head adpting flange side-to-side movement stroke is 4.5 meters.
The seal box body is connected with firm banking outer ring, and whole gantry executing agency is placed in box house, casing
On be provided with observation window and operation gloves etc..
Compared with prior art, it is an advantage of the invention that：
1st, forming area（Space utilization）Maximize, form one between square dynamic pillar gantry bed body with dynamic beam on the table
The cube metal rapid shaping region of rule, under conditions of molding part size is ensured, dynamic beam moves pole structure and has accomplished close
The maximization of box house space utilization is sealed, inert gas consumption and gas clarification time in casing is greatly reduced, enters
One step reduces the cost of metal rapid shaping.
2nd, compared with cantilever design, the good innate advantage of gantry structure stability determines that dynamic beam moves pole structure lathe energy
Enough realize large-sized metal rapid shaping.Synchronously driving crossbeam moves up and down gantry left and right pillar, compared to fixed-beam lathe,
Structural stability, printing precision and headroom take all advantageously.
3rd, the development trend manufactured with laser gain material, the size of metal Quick formed part is increasing, quick to metal
The physical dimension of molding machine, transmission accuracy require higher, and the present invention moves forward and backward mechanism and cladding head adpting flange in ram
Side-to-side movement mechanism uses high class gear rack drives, it is to avoid because of big stroke ball-screw horizontal setting, and itself is sagging right
The influence of transmission accuracy.Crossbeam up-down mechanism is using a servomotor input, the drive of two ball-screw synchronism outputs
Flowing mode, the characteristic of high transmission accuracy is placed with reference to leading screw vertically, has reached that laser melting coating head is transported in metal Rapid Prototyping Process
Dynamic high accuracy.
Compared with existing metal rapidform machine, the invention provides a kind of Stability Analysis of Structures, forming area（Space utilization）
Maximize, the dynamic beam that printing precision is high moves pillar gantry metal rapidform machine.
Brief description of the drawings
Fig. 1 moves pillar gantry metal rapidform machine for a kind of dynamic beam of the present invention；
In figure：1 firm banking；2 gantry rams；3 mobile work platforms；4 rams move forward and backward mechanism；5 flange side-to-side movement machines
Structure；6 crossbeams；7 portal frames；8 crossbeam up-down mechanisms；9 right angle reductors；10 power transmission shafts；11 " one-to-two " reductors；12 swash
Light cladding head；13 laser melting coating head adpting flanges；14 external orbitals；15 seal box bodies.
Embodiment
The present invention is further described below in conjunction with accompanying drawing.
Shown in Fig. 1, a kind of gantry metal rapidform machine, including firm banking 1, gantry ram 2, mobile work platform 3, slide
Pillow moves forward and backward mechanism 4, flange side-to-side movement mechanism 5, crossbeam 6, portal frame 7, crossbeam up-down mechanism 8, right angle reductor
9, power transmission shaft 10, " one-to-two " reductor 11, laser melting coating first 12, laser melting coating head adpting flange 13, external orbital 14 and close
Seal gloves casing 15.Firm banking 1 is spliced by two parts, seam portion sealing clamp and sealant sealing, it is ensured that whole
The sealing of individual base, base surrounding flange face is provided with a circle mounting hole, in order to base 1 and the fixation of seal box body 15 company
Connect.Gantry ram 2 is separately fixed at base both sides, and ram one is subtracted by a servomotor by " one-to-two " T-shaped dual output
After fast machine slows down, moment of torsion is transmitted by two power transmission shafts, then the perpendicular of portal frame both sides is output to by two right angle reductor commutations
As driving on the ball-screw directly installed, using line slideway as guiding, realize that crossbeam moves up and down on portal frame, constitute
Dynamic girder construction.
Reductor of the mechanism 4 on two servomotors synchronously two gantry rams of driving is moved forward and backward, passes through gear teeth
Bar is driven, and realizes that gantry ram 2 is moved forward and backward.Portal frame 7 is fastenedly connected on the flanged plate of gantry ram 2, by gantry ram 2
Flanged plate drive portal frame 7 move forward and backward, constitute dynamic pole structure.Crossbeam 6 is realized by crossbeam up-down mechanism 8
Moved up and down on portal frame 7, constitute movable beam type structure.Higher precision and synchronization can be reached in order to allow crossbeam to move up and down
Property, and lathe cost is further reduced, crossbeam up-down mechanism 8 is driven by a servomotor, passed through " one-to-two "
Driving force is delivered to portal frame two ends by the bilateral output of reductor 11, power transmission shaft 10, then is passed moment of torsion commutation by right angle reductor 9
Two ball-screws in left and right are delivered to, ball-screw driving crossbeam 6 moves up and down.Laser head cladding flange 13 is transported by flange or so
It is similar that the side-to-side movement on the cross beam 6 of motivation structure 5, flange side-to-side movement mechanism 5 and ram move forward and backward the structure of mechanism 4, due to it
Movement travel is larger, and leading screw is horizontal to be influenceed precision by gravity sag, so the line slideway that two structures are all used is oriented to, it is high-precision
Spend the mode of rack pinion, it is ensured that the kinematic accuracy in the direction around of laser melting coating first 12.Laser melting coating first 12
It is fixedly mounted on laser melting coating head adpting flange 13, the three-dimensional motion that pillar Longmen machine tool realizes XYZ directions is moved by moving beam.
Seal box body 15 is provided with mobile sealing gate, and external orbital 14 is arranged on the rear of firm banking 1, works as metal
After the completion of rapid shaping, the gate of seal box body 15 is opened, mobile work platform 3 is driven by variable-frequency motor, from fixed bottom
The moving on rails of seat 1 can pick and place molding part on the track of external orbital 14.
Claims (6)
1. a kind of gantry metal rapidform machine, including firm banking and the seal box body that is arranged on firm banking, its
It is characterised by：Mobile work platform is provided with the seal box body and dynamic beam moves pillar gantry motion, it is described dynamic
Beam moves pillar gantry motion and moves forward and backward mechanism, portal frame, crossbeam and crossbeam up and down motion including gantry ram, ram
Mechanism, gantry ram is fixed on the firm banking, the portal frame be arranged on gantry ram and with it is described
Ram moves forward and backward mechanism connection, and the ram moves forward and backward mechanism and drives the portal frame back and forth to be transported on gantry ram
Dynamic, the crossbeam is arranged on the portal frame and is connected with the crossbeam up-down mechanism, the crossbeam up and down motion machine
The structure driving measurement moves up and down on the portal frame, cladding head adpting flange is provided with the crossbeam, the cladding
Head adpting flange is connected with a flange side-to-side movement mechanism, and laser melting coating head is provided with the cladding head adpting flange, should
Laser melting coating head moves in the dynamic beam and does XYZ directions three-dimensional space motion on the motion of pillar gantry.
2. gantry metal rapidform machine according to claim 1, it is characterised in that：It is external in the seal box
Portion is additionally provided with an external orbital, and the external orbital is arranged on firm banking rear.
3. gantry metal rapidform machine according to claim 1, it is characterised in that：Gantry ram is to be arranged on
Each one of the firm banking both sides, ram moves forward and backward mechanism and is oriented to by line slideway, and two servomotors synchronously drive
After reductor slows down, rack pinion.
4. gantry metal rapidform machine according to claim 2, it is characterised in that：The portal frame and gantry ram
Flanged plate be fastenedly connected, dynamic pillar portal frame is constituted, above and below crossbeam is connected on portal frame by crossbeam up-down mechanism
Motion.
5. gantry metal rapidform machine according to claim 2, it is characterised in that：The crossbeam up-down mechanism
Accelerate machine and two including a servomotor, " one-to-two " T-shaped double-output speed reducer, two power transmission shafts, two right angles
Individual ball screw, the input shaft of one " one-to-two " T-shaped double-output speed reducer is connected with the output shaft of shown servomotor,
A power transmission shaft, the rolling are connected respectively on two output shafts of one " one-to-two " T-shaped double-output speed reducer
Ballscrew is connected through the right angle reductor with the power transmission shaft.
6. gantry metal rapidform machine according to claim 1, it is characterised in that：The laser melting coating head connection method
Orchid is by the side-to-side movement on crossbeam of flange side-to-side movement mechanism, and the flange side-to-side movement mechanism is oriented to by line slideway, watched
Take motor driving reductor to slow down, rack pinion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710505598.3A CN107159888A (en) | 2017-06-28 | 2017-06-28 | A kind of gantry metal rapidform machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710505598.3A CN107159888A (en) | 2017-06-28 | 2017-06-28 | A kind of gantry metal rapidform machine |
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| Publication Number | Publication Date |
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| CN107159888A true CN107159888A (en) | 2017-09-15 |
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ID=59826307
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710505598.3A Pending CN107159888A (en) | 2017-06-28 | 2017-06-28 | A kind of gantry metal rapidform machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108927884A (en) * | 2018-08-14 | 2018-12-04 | 辽宁增材制造产业技术研究院有限公司 | A kind of planer-type building building cement 3D printing method and device |
-
2017
- 2017-06-28 CN CN201710505598.3A patent/CN107159888A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108927884A (en) * | 2018-08-14 | 2018-12-04 | 辽宁增材制造产业技术研究院有限公司 | A kind of planer-type building building cement 3D printing method and device |
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