CN204894545U - Compressor refrigeration formula three -dimensional inkjet printer's base mounting structure - Google Patents

Compressor refrigeration formula three -dimensional inkjet printer's base mounting structure Download PDF

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Publication number
CN204894545U
CN204894545U CN201520685575.1U CN201520685575U CN204894545U CN 204894545 U CN204894545 U CN 204894545U CN 201520685575 U CN201520685575 U CN 201520685575U CN 204894545 U CN204894545 U CN 204894545U
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China
Prior art keywords
axis
air
box
stepper motor
guide rail
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Expired - Fee Related
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CN201520685575.1U
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Chinese (zh)
Inventor
陈永方
王震虎
刘扬
陈帮军
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Huanghe Science and Technology College
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Huanghe Science and Technology College
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Priority to CN201520685575.1U priority Critical patent/CN204894545U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

Compressor refrigeration formula three -dimensional inkjet printer's base mounting structure, including compressor refrigerator and Y axle frame, Y axle frame rear side is equipped with Y axis stepper motor, Y axle frame is improved level and is equipped with Y spindle guide rail, it is equipped with the processing platform to slide on the Y spindle guide rail, Y axis stepper motor is connected with processing platform bottom transmission, processing platform left and right sides fixedly connected with Z axle frame, Z axle frame bottom is equipped with Z axis stepper motor, be equipped with Z spindle guide rail on the Z axle frame, it is equipped with X axle frame to slide on the Z spindle guide rail, Z axis stepper motor is connected with the transmission of X axle frame, X axle frame one end is equipped with X axis stepper motor, be equipped with X spindle guide rail on the X axle frame, it is equipped with three -dimensional material extrusion subassembly to slide on the X spindle guide rail, X axis stepper motor is connected with the transmission of three -dimensional material extrusion subassembly. The utility model relates to a novelty, compact structure, transmission stability are high, in time cool off the hot -melt material who extrudes, and warping can not appear in the product that prints, and the printing precision improves greatly.

Description

The base mounting structure of compressor cooling type three-dimensional printer
Technical field
The utility model belongs to three-dimensionally shaped technical field, particularly relates to a kind of base mounting structure of compressor cooling type three-dimensional printer.
Background technology
Three-dimensional printing technology, design a model as source with Computerized three-dimensional, discrete and the numerical control molding system by software hierarchy, utilize the mode such as laser beam, hot melt nozzle successively to be piled up by the special materials such as metal dust, ceramic powders, plastics, cell tissue to cohere, final superposition is shaping, produces entity products.3D solid is become several two dimensional surfaces by 3 D-printing, producing, greatly reducing the complexity of manufacture by also successively superposing material processed.This Digitized manufacturing pattern directly just can generate the part of any shape from computer graphics data.Fusion sediment moulding (FDM) technology is a mainstream technology in three-dimensional printing technology, and FDM technology is that cad model is divided into cross section very thin from level to level, generates the two-dimensional geometry information controlling 3 D-printing machine nozzle motion track.The heating head of three-dimensional printer is heated to critical condition heat-fusible materials (ABS resin, nylon, wax etc.), present quasi-fluid properties, under the control of the computer, along the two-dimensional geometry information movement track that CAD determines, the material of half flow regime squeezes out by extruder head, solidifies the thin layer forming contour shape.After one deck, fallen by vertical lift system and newly form layer, be cured.Pile up bonding so layer by layer, form the 3D solid of this model from bottom to top.
One of key issue of the three-dimensional printer of application FDM technology is formed precision problem, affects a lot of because have of formed precision, the problem etc. comprising frame strength, transmission stability and cool heat-fusible materials.Frame strength deficiency can cause printer to occur the change of fitted position in the course of the work, impacts formed precision; Intensity deficiency also can cause transmission stability not high, and vibrations appear in printhead walking process mid frame, and printing precision is reduced; Heat-fusible materials cools too slow after extruder head is extruded, and there will be heat-fusible materials and is naturally elongated by gravity, causes the model printed to occur the problem of being out of shape.So, for improving printing precision, needing badly and existing three-dimensional printer is improved.
Utility model content
The utility model, in order to solve weak point of the prior art, provides that a kind of compact conformation, intensity are high, transmission stability good, shortening heat melt material cool time, promotes the base mounting structure of the compressor cooling type three-dimensional printer of printing precision.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: the base mounting structure of compressor cooling type three-dimensional printer, comprise compression mechanism cooler and Y-axis framework, y-axis stepper motor is provided with on rear side of Y-axis framework, on Y-axis framework, level is provided with Y-axis guide rail, Y-axis slide on rails is provided with processing platform, y-axis stepper motor is connected with processing platform bottom driving by Y-axis synchronous belt drive mechanism, the processing platform left and right sides is fixedly connected with Z axis framework, and compression mechanism cooler is fixedly located at Z axis framework lower end sidepiece;
Compression mechanism cooler comprises housing, be provided with box body in housing and be positioned at the refrigeration compressor at box body top, condenser, condensation radiator, choke valve, air quantity regulates motor and turbofan, evaporimeter is provided with and for regulating the air door of ventilation-sectional area size in box body in box body, the rotating shaft be rotatably connected on box body is vertically provided with in the middle part of air door, air quantity regulates the main shaft of motor to be connected with rotating shaft transmission, condensation radiator is located on condenser, housing is provided with the heat radiation air-inlet window of contiguous refrigeration compressor and the heat radiation air outlet window of contiguous condensation radiator, refrigeration compressor, condenser, choke valve, evaporimeter and refrigeration compressor sequentially pass through pipeline and are connected, housing is provided with the cooling air-inlet window be connected with turbofan air inlet, box body is provided with the air intake vent be communicated with turbofan air outlet, air door is between air intake vent and evaporimeter, box body is connected with wind scooper in one end of contiguous evaporimeter, and the outlet of wind scooper is connected with the cool air hose stretching out housing, and cool air hose is connected with cooling jet.
Adopt technique scheme, compressor cooling type three-dimensional printer also comprises following technical characteristic: Z axis base of frame is provided with Z axis stepper motor, Z axis framework is provided with Z axis guide rail, Z axis slide on rails is provided with X-axis framework, Z axis stepper motor is in transmission connection by ball screw assembly, and X-axis framework, X-axis framework one end is provided with X-axis stepper motor, X-axis framework is provided with X-axis guide rail, X-axis slide on rails is provided with three-dimensional material and extrudes assembly, and X-axis stepper motor is extruded assembly by X-axis synchronous belt drive mechanism and three-dimensional material and is in transmission connection;
Three-dimensional material is extruded assembly and is comprised the slide block sliding and be located on X-axis guide rail, and slide block is provided with extruder, and the discharging opening of extruder lower end is connected with extruding pipe, and extruding pipe is provided with heater, and extruding pipe lower end is connected with extruder head; Cooling jet in the utility model is located at below slide block by connecting plate, and the blowing mouth of cooling jet is towards the outlet of extruder head.
All be slidably connected by sliding bearing between processing platform and Y-axis guide rail, between X-axis framework and Z axis guide rail, between slide block and X-axis guide rail.
The above technical scheme of compressor cooling type three-dimensional printer has following beneficial effect:
1, X axis, Y-axis and Z-axis direction all adopt driving stepper motor, and adopt ball screw assembly, or synchronous belt drive mechanism as transmission mechanism, and accurate sliding bearing is all adopted at the place of being slidably connected, steadily mobile, mobile accuracy is high, thus raising three-dimensional material extrudes the stability of assembly and the precision of movement.
2, refrigeration principle of the present utility model is: refrigeration compressor is compressed into high temperature and high pressure gas cold-producing medium by low temperature low pressure gas, then becomes the liquid of normal temperature high voltage through condenser condenses, after choke valve throttling, then becomes the liquid of low-temp low-pressure.The liquid refrigerant of low-temp low-pressure sends into evaporimeter, and in evaporimeter, heat absorption is evaporated and becomes the steam of high-temperature low-pressure, is again delivered into refrigeration compressor, thus completes kind of refrigeration cycle.
After air in box body is cooled, turbofan is dried in box body, air-flow is cooled through evaporimeter, cold air sprays to the exit of extruder head by wind scooper, cool air hose and cooling jet, the material of half flow regime squeezes out by extruder head, brute force through cold wind cools, and quick solidification forms the thin layer of contour shape.So just avoid cool time long, the situation causing heat molten type material to produce distortion due to self gravitation effect occurs.
Air quantity regulates motor to drive air door to rotate by rotating shaft, and air door rotates the ventilation-sectional area that can regulate box body, thus regulates the air output of cooling jet, reaches the object regulating cooling effect.
In sum, the utility model modern design, compact conformation, transmission stability are high, cool in time the heat-fusible materials extruded, and the product printed there will not be distortion, and printing precision improves greatly.
Accompanying drawing explanation
Fig. 1 is the perspective view of compressor cooling type three-dimensional printer;
Fig. 2 is the internal structure schematic diagram of compression mechanism cooler in Fig. 1;
Fig. 3 is the enlarged drawing that in Fig. 1, three-dimensional material extrudes assembly place.
Detailed description of the invention
As shown in Figure 1-Figure 3, the base mounting structure of compressor cooling type three-dimensional printer of the present utility model, comprise compression mechanism cooler and Y-axis framework 2, y-axis stepper motor 3 is provided with on rear side of Y-axis framework 2, on Y-axis framework 2, level is provided with Y-axis guide rail 4, Y-axis guide rail 4 slides and is provided with processing platform 5, y-axis stepper motor 3 is connected with processing platform 5 bottom driving by Y-axis synchronous belt drive mechanism 6, processing platform 5 left and right sides is fixedly connected with Z axis framework 7, Z axis stepper motor 8 is provided with bottom Z axis framework 7, Z axis framework 7 is provided with Z axis guide rail 9, Z axis guide rail 9 slides and is provided with X-axis framework 10, Z axis stepper motor 8 is in transmission connection by ball screw assembly, 11 and X-axis framework 10, X-axis framework 10 one end is provided with X-axis stepper motor 12, X-axis framework 10 is provided with X-axis guide rail 13, on X-axis guide rail 13, slip is provided with three-dimensional material and extrudes assembly 14, X-axis stepper motor 12 is extruded assembly 14 by X-axis synchronous belt drive mechanism 15 and three-dimensional material and is in transmission connection, compression mechanism cooler is fixedly located at Z axis framework 7 lower end sidepiece.
Three-dimensional material is extruded assembly 14 and is comprised the slide block 16 sliding and be located on X-axis guide rail 13, and slide block 16 is provided with extruder 17, and the discharging opening of extruder 17 lower end is connected with extruding pipe 18, and extruding pipe 18 is provided with heater 19, and extruding pipe 18 lower end is connected with extruder head 30.
Compression mechanism cooler comprises housing 20, be provided with box body 21 in housing 20 and be positioned at the refrigeration compressor 22 at box body 21 top, condenser 23, condensation radiator 24, choke valve 25, air quantity regulates motor 26 and turbofan 27, evaporimeter 28 is provided with and for regulating the air door 31 of ventilation-sectional area size in box body 21 in box body 21, the rotating shaft 32 be rotatably connected on box body 21 is vertically provided with in the middle part of air door 31, air quantity regulates the main shaft of motor 26 and rotating shaft 32 to be in transmission connection, condensation radiator 24 is located on condenser 23, housing 20 is provided with the heat radiation air-inlet window 33 of contiguous refrigeration compressor 22 and the heat radiation air outlet window 34 of contiguous condensation radiator 24, refrigeration compressor 22, condenser 23, choke valve 25, evaporimeter 28 sequentially passes through pipeline with refrigeration compressor 22 and is connected, housing 20 is provided with the cooling air-inlet window 35 be connected with turbofan 27 air inlet, box body 21 is provided with the air intake vent be communicated with turbofan 27 air outlet, air door 31 is between air intake vent and evaporimeter 28, box body 21 is connected with wind scooper 36 in one end of contiguous evaporimeter 28, the outlet of wind scooper 36 is connected with the cool air hose 37 stretching out housing 20, cool air hose 37 is connected with cooling jet 38, cooling jet 38 is located at below slide block 16 by connecting plate 39, and the blowing mouth of cooling jet 38 is towards the outlet of extruder head 30.
All be slidably connected by sliding bearing 29 between processing platform 5 and Y-axis guide rail 4, between X-axis framework 10 and Z axis guide rail 9, between slide block 16 and X-axis guide rail 13.
X axis, Y-axis and Z-axis direction all adopt driving stepper motor, and adopt ball screw assembly, 11 or synchronous belt drive mechanism as transmission mechanism, and accurate sliding bearing 29 is all adopted at the place of being slidably connected, steadily mobile, mobile accuracy is high, thus raising three-dimensional material extrudes the stability of assembly 14 and the precision of movement.
Refrigeration principle of the present utility model is: refrigeration compressor 22 is compressed into high temperature and high pressure gas cold-producing medium by low temperature low pressure gas, then is condensed into the liquid of normal temperature high voltage through condenser 23, after choke valve 25 throttling, then becomes the liquid of low-temp low-pressure.The liquid refrigerant of low-temp low-pressure sends into evaporimeter 28, and in evaporimeter 28, heat absorption is evaporated and becomes the steam of high-temperature low-pressure, is again delivered into refrigeration compressor 22, thus completes kind of refrigeration cycle.
After air in box body 21 is cooled, turbofan 27 is dried in box body 21, air-flow is cooled through evaporimeter 28, cold air sprays to the exit of extruder head by wind scooper 36, cool air hose 37 and cooling jet 38, the material of half flow regime squeezes out by extruder head, brute force through cold wind cools, and quick solidification forms the thin layer of contour shape.So just avoid cool time long, the situation causing heat molten type material to produce distortion due to self gravitation effect occurs.
Air quantity regulates motor 26 to drive air door 31 to rotate by rotating shaft 32, and air door 31 rotates the ventilation-sectional area that can regulate box body 21, thus regulates the air output of cooling jet 38, reaches the object regulating cooling effect.
The present embodiment not does any pro forma restriction to shape of the present utility model, material, structure etc.; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all belong to the protection domain of technical solutions of the utility model.

Claims (1)

1. the base mounting structure of compressor cooling type three-dimensional printer, it is characterized in that: comprise compression mechanism cooler and Y-axis framework, y-axis stepper motor is provided with on rear side of Y-axis framework, on Y-axis framework, level is provided with Y-axis guide rail, Y-axis slide on rails is provided with processing platform, y-axis stepper motor is connected with processing platform bottom driving by Y-axis synchronous belt drive mechanism, and the processing platform left and right sides is fixedly connected with Z axis framework, and compression mechanism cooler is fixedly located at Z axis framework lower end sidepiece;
Compression mechanism cooler comprises housing, be provided with box body in housing and be positioned at the refrigeration compressor at box body top, condenser, condensation radiator, choke valve, air quantity regulates motor and turbofan, evaporimeter is provided with and for regulating the air door of ventilation-sectional area size in box body in box body, the rotating shaft be rotatably connected on box body is vertically provided with in the middle part of air door, air quantity regulates the main shaft of motor to be connected with rotating shaft transmission, condensation radiator is located on condenser, housing is provided with the heat radiation air-inlet window of contiguous refrigeration compressor and the heat radiation air outlet window of contiguous condensation radiator, refrigeration compressor, condenser, choke valve, evaporimeter and refrigeration compressor sequentially pass through pipeline and are connected, housing is provided with the cooling air-inlet window be connected with turbofan air inlet, box body is provided with the air intake vent be communicated with turbofan air outlet, air door is between air intake vent and evaporimeter, box body is connected with wind scooper in one end of contiguous evaporimeter, and the outlet of wind scooper is connected with the cool air hose stretching out housing, and cool air hose is connected with cooling jet.
CN201520685575.1U 2015-09-07 2015-09-07 Compressor refrigeration formula three -dimensional inkjet printer's base mounting structure Expired - Fee Related CN204894545U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106273520A (en) * 2016-08-31 2017-01-04 浙江闪铸三维科技有限公司 A kind of multiinjector 3D printer X, Y, Z tri-axle structure and installation method
CN108097958A (en) * 2018-03-06 2018-06-01 中国矿业大学 A kind of five-axle linkage laser 3D metallic print machines

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106273520A (en) * 2016-08-31 2017-01-04 浙江闪铸三维科技有限公司 A kind of multiinjector 3D printer X, Y, Z tri-axle structure and installation method
CN106273520B (en) * 2016-08-31 2019-03-08 浙江闪铸三维科技有限公司 A kind of structure and installation method of tri- axis of multiinjector 3D printer X, Y, Z
CN108097958A (en) * 2018-03-06 2018-06-01 中国矿业大学 A kind of five-axle linkage laser 3D metallic print machines

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151223

Termination date: 20160907