CN206047087U - A kind of constant temperature laser fast shaping machine - Google Patents

A kind of constant temperature laser fast shaping machine Download PDF

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Publication number
CN206047087U
CN206047087U CN201620666195.8U CN201620666195U CN206047087U CN 206047087 U CN206047087 U CN 206047087U CN 201620666195 U CN201620666195 U CN 201620666195U CN 206047087 U CN206047087 U CN 206047087U
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CN
China
Prior art keywords
water
constant temperature
cylinder
laser
outlet
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CN201620666195.8U
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Chinese (zh)
Inventor
肖强
卢新昌
吴东辉
刘振军
姜青阳
Original Assignee
航天海鹰(哈尔滨)钛业有限公司
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Priority to CN201620666195.8U priority Critical patent/CN206047087U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The utility model discloses a kind of constant temperature laser fast shaping machine, belongs to technical field of metallurgical equipment.The constant temperature laser fast shaping machine that this utility model is provided includes moulding cylinder, the first feed cylinder, the second feed cylinder, powdering roller, laser head and constant temperature system.Moulding cylinder, first feed cylinder and the second feed cylinder top are in same plane, and powdering roller can do reciprocal rolling along the plane between three cylinder bodies, and the bottom of each cylinder body is supported by piston, circulating water channel is provided with the wall of moulding cylinder side, circulating water channel is connected with constant temperature system.Forming machine of the present utility model adopts triplex forming principle, can reduce excessive powder, improve powder utilization rate, overcome per layer and be difficult to control to for powder surplus, the problems such as powder easily bonds, it is to avoid powdering backhaul is unloaded, improves whole work efficiency;And moulding cylinder can be made to keep constant temperature by thermostatic control system, powder stock thermal deformation in moulding cylinder is prevented, the undesirable elements such as thermal stress is eliminated and is caused cracking.

Description

A kind of constant temperature laser fast shaping machine
Technical field
This utility model is related to a kind of constant temperature laser fast shaping machine, belongs to technical field of metallurgical equipment.
Background technology
In selective laser sintering rapidform machine in the market, mostly unnecessary powder material is pushed into excessive powder cylinder, Reduce the utilization rate of powder stock and powdering efficiency is low;When powder feeder unit is upper leakage powder principle, per layer is difficult to control for powder surplus System, for easily boning under powder outlet powder metallurgy;In moulding cylinder, powder stock and forming part are without constant temperature protective measure, moulding cylinder In powder stock easily there is thermal deformation, and be unfavorable for complex thin-wall component molding, be also easy to produce thermal stress and cause cracking.
Utility model content
To solve the above problems, this utility model provides a kind of constant temperature laser fast shaping machine, and this is laser sintered quick Forming machine adopts triplex forming principle, can reduce excessive powder, improve powder utilization rate;Overcome per layer to be difficult to control for powder surplus System, the problems such as powder easily bonds;Avoid powdering backhaul unloaded, improve whole work efficiency;And thermostatic control can be passed through System makes moulding cylinder keep constant temperature, prevents powder stock thermal deformation in moulding cylinder, eliminates the undesirable elements such as thermal stress and causes cracking. The technical scheme taken is as follows:
The purpose of this utility model is to provide a kind of constant temperature laser fast shaping machine.The forming machine mainly includes moulding cylinder 1, the first feed cylinder 3, the second feed cylinder 4, powdering roller 8, laser head 10.Wherein, moulding cylinder 1, the first feed cylinder 3 and second supply 4 top of material cylinder is in same plane, and powdering roller 8 can do reciprocal rolling along the plane between three cylinder bodies, each cylinder The bottom of body is supported by piston.Additionally, being provided with constant temperature system, circulating water channel 2 is provided with 1 side wall of moulding cylinder, circulate Aquaporin 2 is connected with constant temperature system, to keep the constant of operating temperature in moulding cylinder 1, bad with eliminate that thermal stress brought Affect.
Preferably, the constant temperature system includes water tank 11, water circulating pump 14, heater 13, control panel 12, temperature inspection Survey element 15, water inlet 18 and outlet 16.
Preferably, 11 inwall of the water tank is provided with heat-insulation layer, with the water storage device for accommodating recirculated water.Described chain of command Plate 12 is connected with heater 13, water circulating pump 14 and detector unit 15 respectively, for controlling water temperature and water circulation;It is described Heater 13 is located inside water tank 11, provides heat for recirculated water;The detector unit 15 is arranged at outlet 16, After detection heating, the temperature of hot water, by the detection of temperature, the bound scope of design temperature, feeds back a range of electric current Signal;The control panel 12 be located at 11 outer surface of water tank on, as human-computer interaction interface, so adjust control water circulation and Temperature.
Preferably, the outlet 16 is connected with the water inlet 211 of circulating water channel 2, while passing through pipeline and recirculated water Pump out the mouth of a river 17 to connect;The water inlet 18 is connected with the outlet 222 of circulating water channel 2, while by water pipe and water tank 11 Water inlet connection.
Preferably, water outlet choke valve 19 is provided with the outlet 16, is provided with the water inlet 18 into water choke valve 20.
Preferably, the water circulating pump 14 is located inside water tank 11.
This utility model is had the beneficial effect that:
1., by coordinating rising, decline of the left and right two for powder cylinder, drum reciprocating completes powdering and powder is reclaimed, so as to effective By on powder cylinder and moulding cylinder higher than remaining into for powder cylinder with the powder of roller bottom tangent plane, without sending into the powder cylinder that overflows, So as to reduce excessive powder so that the powder amount of supply same volume moulding cylinder is less, i.e., effectively avoid existing rapid forming equipment It is likely to occur for the not enough phenomenon of powder, improves powder utilization rate;
2. moulding cylinder thermostatic control system is circulated in molding cylinder interior by thermostatical circulating water, can be by powder in moulding cylinder And sintered part(s) maintains suitable steady temperature, can effectively prevent powder stock thermal deformation and suppress forming part because of thermal stress Act on and strain cracking Deng undesirable element.
Description of the drawings
Fig. 1 is a kind of sectional view of the part-structure of constant temperature laser fast shaping machine of this utility model.
Structural representations of the Fig. 2 for this utility model constant temperature system.
In figure:1, moulding cylinder;2, circulating water channel;3, the first feed cylinder;4, the second feed cylinder;5, moulding cylinder piston;6, First feed cylinder piston;7, the second feed cylinder piston;8, powdering roller;9, laser window;10, laser head;11, water tank;12, control Panel;13, heater;14, water circulating pump;15, detector unit;16, constant temperature system outlet;17, recirculated water is pumped out The mouth of a river;18, constant temperature system water inlet;19, water outlet shutoff valve;20, shutoff valve of intaking;211, circulating water channel water inlet;222, Circulating water channel outlet.
Specific embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality Be described in detail with new, the description of this part be only it is exemplary and explanatory, should not be to protection domain of the present utility model There is any restriction effect.
Fig. 1 is the sectional view of the part-structure of constant temperature laser fast shaping machine in a kind of preferred version of this utility model.From Understand in Fig. 1, in this preferred version of the present utility model, the rapidform machine includes moulding cylinder 1, two feed cylinders:The One feed cylinder 3 and the second feed cylinder 4, the upper surface of three cylinders are in same plane, are provided with powdering roller 8 on that plane, can Roll repeatedly on this plane, and three is located in same closed work space.The top of moulding cylinder 1 is provided with one and swashs Optical window 9, in order to the input of laser energy.The laser head 10 of laser beam emitting device is provided with the surface of laser window 9, is quick Forming machine provides laser.There is moulding cylinder piston 5, first respectively in the bottom of moulding cylinder 1, the first feed cylinder 3 and the second feed cylinder 4 Feed cylinder piston 6 and the second feed cylinder piston 7 are supported, and can pass through the height for moving up and down adjustment cylinder interior raw material of piston, In order to powdering.Circulating water channel 2 is provided with the side wall of curved lever 1, circulating water channel water inlet is provided with the bottom of moulding cylinder 1 Mouth 211, top is provided with circulating water channel outlet 222.Circulating water channel 2 passes through circulating water channel water inlet 211 and recirculated water Passage outlet 222 is connected with constant temperature system, keeps the temperature constant of moulding cylinder 1, with the adverse effect for avoiding thermal stress from bringing.
Structural representations of the Fig. 2 for this utility model constant temperature system.As can be seen from Figure 2, constant temperature system mainly includes water tank 11, Water circulating pump 14, heater 13, control panel 12, detector unit 15, water inlet 18 and outlet 16.Wherein, water tank 11 inwall is provided with heat-insulation layer and middle part is provided with heater 13, provides for recirculated water and controls heat.In the shell of water tank 11 On be provided with control panel 12.Interface of the control panel 12 as man-machine interaction, with temperature control component 15, water circulating pump 14 and Heater 13 connects, and so that the data parameters of collection are fed back to control panel 12, and then realizes the temperature to recirculated water, stream The control of speed.Meanwhile, water circulating pump 14 is additionally provided with the inside of water tank 11, the predominantly circulation of water provides power.Water circulating pump Outlet 17 is connected with constant temperature system outlet 16 by pipeline.Outlet 16 is connected with circulating water channel water inlet 211, so as to In recirculated water to be input to the side wall of moulding cylinder 1.Meanwhile, detector unit 15 is equipped with outlet 16, after detection heating The temperature of hot water, by the detection of temperature, the bound scope of design temperature, detector unit 15 feed back a range of Current signal affect heater 13 heat input, can by the recirculated water after heating stably within the specific limits, reach constant temperature, The purpose of laser heating water.In addition, water outlet choke valve 19 is additionally provided with outlet 16, in order to switch outlet 16.It is permanent The water inlet 18 of warm system is connected with circulating water channel outlet 222, and the other end is connected with water tank 11 by pipeline, thus shape Into the blood circulation of a circulating water channel-water tank.It is provided with water inlet 18 into water choke valve 20, in order to water inlet 18 Switch.
Before using this equipment, according to choose sintered powder raw material, the detector unit 15 at adjusting water outlet mouth 16, The bound scope of setting relevant temperature, which feeds back a range of current signal and can change heater 13 in thermostatic water tank 11 Heat input.Before raw materials for sintering work, first constant temperature circulating water system is opened five minutes, it is ensured that recirculated water stably circulates, will Temperature in moulding cylinder 1 is maintained at constant and requires temperature.
Although this utility model is disclosed as above with preferred embodiment, which is not limited to this utility model, appoints What person skilled in the art, in without departing from spirit and scope of the present utility model, can do various changes and modification, therefore Protection domain of the present utility model should be by being defined that claims are defined.

Claims (6)

1. a kind of constant temperature laser fast shaping machine, including moulding cylinder (1), the first feed cylinder (3), the second feed cylinder (4), powder-laying roller Cylinder (8), laser head (10), wherein, moulding cylinder (1), the first feed cylinder (3) and the second feed cylinder (4) top in same plane, Bottom is supported by piston, it is characterised in that is additionally provided with constant temperature system, is provided with circulating water channel in the wall of moulding cylinder (1) side (2), circulating water channel (2) is connected with constant temperature system;A laser window (9) is provided with above moulding cylinder (1), in order to laser energy The input of amount;The laser head (10) of laser beam emitting device is provided with directly over laser window (9), is provided for rapidform machine and is swashed Light.
2. a kind of constant temperature laser fast shaping machine described in claim 1, it is characterised in that the constant temperature system includes water tank (11), water circulating pump (14), heater (13), control panel (12), detector unit (15), water inlet (18) and water outlet Mouth (16).
3. a kind of constant temperature laser fast shaping machine described in claim 2, it is characterised in that water tank (11) inwall is provided with insulation Layer;The control panel (12) on water tank (11) outer surface, as human-computer interaction interface, and with water circulating pump (14), temperature Degree detecting element (15) and heater (13) connection, for controlling water temperature and water circulation;The heater (13) is positioned at water Case (11) is internal, provides heat for recirculated water;The detector unit (15) is installed in constant temperature system outlet (16) place, inspection The temperature of hot water after heating is surveyed, by the detection of temperature, the bound scope of design temperature, feeds back a range of electric current letter Number.
4. a kind of constant temperature laser fast shaping machine described in claim 2, it is characterised in that the constant temperature system outlet (16) with Water inlet (211) connection of circulating water channel (2), while being connected with water circulating pump outlet (17) by pipeline;The constant temperature System water inlet (18) is connected with the outlet (222) of circulating water channel (2), while by water pipe and the water inlet of water tank (11) Connection.
5. a kind of constant temperature laser fast shaping machine described in claim 2, it is characterised in that outlet (16) place is provided with water outlet Choke valve (19), water inlet (18) place are provided with into water choke valve (20).
6. a kind of constant temperature laser fast shaping machine described in claim 2, it is characterised in that the water circulating pump (14) is positioned at water tank (11) it is internal.
CN201620666195.8U 2016-06-29 2016-06-29 A kind of constant temperature laser fast shaping machine CN206047087U (en)

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Application Number Priority Date Filing Date Title
CN201620666195.8U CN206047087U (en) 2016-06-29 2016-06-29 A kind of constant temperature laser fast shaping machine

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Publication Number Publication Date
CN206047087U true CN206047087U (en) 2017-03-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107187050A (en) * 2017-05-25 2017-09-22 安徽恒利增材制造科技有限公司 A kind of shaped platform of double feed cylinder 3d printers
CN109249024A (en) * 2018-10-25 2019-01-22 哈尔滨工程大学 The method that precinct laser fusion increasing material manufacturing quickly prepares metallic composite molded part

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107187050A (en) * 2017-05-25 2017-09-22 安徽恒利增材制造科技有限公司 A kind of shaped platform of double feed cylinder 3d printers
CN109249024A (en) * 2018-10-25 2019-01-22 哈尔滨工程大学 The method that precinct laser fusion increasing material manufacturing quickly prepares metallic composite molded part
CN109249024B (en) * 2018-10-25 2020-12-04 哈尔滨工程大学 Method for rapidly preparing metal composite material formed part by selective laser melting additive manufacturing

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