CN214082862U - Accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity - Google Patents
Accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity Download PDFInfo
- Publication number
- CN214082862U CN214082862U CN202022947424.2U CN202022947424U CN214082862U CN 214082862 U CN214082862 U CN 214082862U CN 202022947424 U CN202022947424 U CN 202022947424U CN 214082862 U CN214082862 U CN 214082862U
- Authority
- CN
- China
- Prior art keywords
- heat insulation
- ventilation
- printing
- cylindrical support
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model provides an accurate accuse temperature 3D beats printer head suitable for high temperature thermoplastic, beat printer head and include: the device comprises a vacuum high-efficiency heat insulation cylinder, a heat insulation pad, a ventilation cylindrical support, a heating block, a heating rod, a thermal sensor, an overlong printing head, a porous cooling pipe and a heat insulation sleeve; the upper part of the vacuum high-efficiency heat insulation cylinder is fixedly connected with the ventilation cylinder-shaped support through the heat insulation pad. The utility model discloses can realize that the high temperature beats the control of the thermal-insulated heat preservation of printer head installation, printer head temperature and printing local environment, improve the temperature control precision, can control the cooling crystallization process of printing the product better, improve product shaping quality, can be applied to high temperature special engineering plastics 3D and print the field.
Description
Technical Field
The utility model belongs to the technical field of 3D prints, concretely relates to accurate accuse temperature 3D beats printer head suitable for high temperature thermoplastic.
Background
At present, the printing head for fused deposition modeling 3D printing adopts the external form of the heating block, the heat is easy to dissipate, and especially when cooling wind exists outside, the high-efficiency utilization of accurate temperature control and heat is not facilitated, so that when the high-temperature thermoplastic material fused deposition modeling is printed, the thermoplastic material is difficult to melt effectively, and the printing fault is easy to occur. In addition, in the printing head for 3D printing in the prior art, the heating block is directly connected with the throat pipe, and heat generated by the heating block is easily conducted upwards to the moving mechanism connected with the throat pipe, so that the use performance of the moving mechanism is influenced.
SUMMERY OF THE UTILITY MODEL
The defect to prior art exists, the utility model provides an accurate accuse temperature 3D beats printer head suitable for high temperature thermoplastic can effectively solve above-mentioned problem.
The utility model adopts the technical scheme as follows:
the utility model provides an accurate accuse temperature 3D beats printer head suitable for high temperature thermoplastic, include: the device comprises a vacuum high-efficiency heat insulation cylinder (1), a heat insulation pad (2), a ventilation cylinder bracket (3), a heating block (4), a heating rod (5), a thermal sensor (6), an ultra-long printing head (7), a porous cooling pipe (8) and a heat insulation sleeve (14);
the upper part of the vacuum high-efficiency heat insulation cylinder (1) is fixedly connected with the ventilation cylindrical bracket (3) through the heat insulation pad (2);
wherein the interior of the ventilation cylindrical support (3) forms a ventilation cylindrical support inner cavity (11); an air inlet (12) communicated with the inner cavity (11) of the ventilation cylindrical support is formed in the side surface of the ventilation cylindrical support (3), and constant-temperature dry air is conveyed to the inner cavity (11) of the ventilation cylindrical support through the air inlet (12); the porous cooling pipe (8) is arranged in the middle of the inner cavity (11) of the ventilation cylindrical support, and a ventilation hole is formed in the surface of the porous cooling pipe (8), so that the inner cavity (11) of the ventilation cylindrical support is communicated with the inside of the porous cooling pipe (8); the top end of the ventilation cylindrical support (3) is provided with a wire feeding pipe interface (13), and the wire feeding pipe interface (13) is communicated with the porous cooling pipe (8) and is used for conveying wires to the porous cooling pipe (8);
a heat insulation cylinder mounting chamber (A) is formed in the middle of the vacuum high-efficiency heat insulation cylinder (1), a left ventilation pipeline (9A) is formed on the left side of the vacuum high-efficiency heat insulation cylinder (1), and a right ventilation pipeline (9B) is formed on the right side of the vacuum high-efficiency heat insulation cylinder (1); the top of the left ventilating duct (9A) is communicated with the inner cavity (11) of the ventilating cylindrical bracket through a left ventilating hole (2A) formed in the heat insulation pad (2); the bottom of the left ventilating duct (9A) is connected with a left front end porous air supply nozzle (10A) to form a left local environment temperature control air supply passage; the top of the right ventilating duct (9B) is communicated with the inner cavity (11) of the ventilating cylindrical bracket through a right ventilating hole (2B) formed in the heat insulation pad (2); the bottom of the right ventilating duct (9B) is connected with a right front end porous air supply nozzle (10B) to form a right local environment temperature control air supply passage;
the heat insulation sleeve (14) is tightly sleeved in the heat insulation cylinder mounting chamber (A); the heat insulation sleeve (14) is positioned below the heat insulation pad (2); the chamber of the heat insulation sleeve (14) is tightly sleeved with the heating block (4); a 1 st mounting hole (4A) is formed in the middle of the heating block (4), a 2 nd mounting hole (4B) is formed in the left part of the heating block (4), and a 3 rd mounting hole (4C) is formed in the right part of the heating block (4); the middle part of the ultra-long printing head (7) is in threaded connection with the mounting hole (4A) 1, and the top of the ultra-long printing head (7) penetrates through the heat insulation pad (2) and then is communicated with the bottom end of the porous cooling pipe (8) to form a feeding and printing channel; the bottom of the overlong printing head (7) penetrates out of the bottom of the vacuum high-efficiency heat insulation cylinder (1), and printing wires are extruded out of the overlong printing head (7) through a printing channel;
the heating rod (5) is arranged in the 2 nd mounting hole (4B); the thermosensitive sensor (6) is arranged in the No. 3 mounting hole (4C); the heating rod (5) and the cable of the heat-sensitive sensor (6) are led out from the heat insulation pad (2) to the outside.
Preferably, the vacuum high-efficiency heat insulation cylinder (1) and the ventilation cylindrical bracket (3) are made of stainless steel or titanium alloy materials.
Preferably, aerogel or aluminum silicate ceramic fibers are adopted for the heat insulation pad (2) and the heat insulation sleeve (14).
The utility model provides an accurate accuse temperature 3D beats printer head suitable for high temperature thermoplastic has following advantage:
the utility model discloses can realize that the high temperature beats the control of the thermal-insulated heat preservation of printer head installation, printer head temperature and printing local environment, improve the temperature control precision, can control the cooling crystallization process of printing the product better, improve product shaping quality, can be applied to high temperature special engineering plastics 3D and print the field.
Drawings
FIG. 1 is a schematic view of the overall structure of the precise temperature control 3D printing head for high temperature thermoplastics of the present invention at an angle;
FIG. 2 is a schematic view of the overall structure of the precision temperature control 3D printing head for high temperature thermoplastics of the present invention at another angle;
FIG. 3 is a cross-sectional view of the precision temperature controlled 3D printhead suitable for high temperature thermoplastics of the present invention at an angle;
FIG. 4 is a cross-sectional view of the precision temperature controlled 3D printhead suitable for use with high temperature thermoplastics of the present invention at another angle;
FIG. 5 is a perspective view of the vacuum high-efficiency heat insulation cylinder of the present invention;
FIG. 6 is an assembly view of the heat insulating mat and sleeve of the present invention;
fig. 7 is an assembly view of the heating block and the heat insulating sleeve of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides an accurate accuse temperature 3D beats printer head suitable for high temperature thermoplastic can realize that the high temperature beats printer head installation thermal-insulated heat preservation, beat the control of printer head temperature and print local environment's control, improves the temperature control precision, can control the cooling crystallization process who prints the product betterly, improves product shaping quality, can be applied to high temperature special engineering plastics 3D and print the field.
Referring to fig. 1-4, a precision temperature controlled 3D printhead for high temperature thermoplastics comprises: the device comprises a vacuum high-efficiency heat insulation cylinder 1, a heat insulation pad 2, a ventilation cylindrical support 3, a heating block 4, a heating rod 5, a thermal sensor 6, an overlong printing head 7, a porous cooling pipe 8 and a heat insulation sleeve 14;
the upper part of the vacuum high-efficiency heat insulation cylinder 1 is fixedly connected with a ventilation cylindrical bracket 3 through a heat insulation pad 2;
wherein, the inside of the ventilation cylindrical bracket 3 forms a ventilation cylindrical bracket inner cavity 11; an air inlet 12 communicated with the inner cavity 11 of the ventilation cylindrical support is formed in the side surface of the ventilation cylindrical support 3, and constant-temperature dry air is conveyed to the inner cavity 11 of the ventilation cylindrical support through the air inlet 12; a porous cooling pipe 8 is arranged in the middle of the inner cavity 11 of the ventilation cylindrical support, and a ventilation hole is formed in the surface of the porous cooling pipe 8, so that the inner cavity 11 of the ventilation cylindrical support is communicated with the inside of the porous cooling pipe 8; the top end of the ventilation cylindrical support 3 is provided with a wire feeding pipe interface 13, and the wire feeding pipe interface 13 is communicated with the porous cooling pipe 8 and used for conveying wires to the porous cooling pipe 8;
referring to fig. 5, a heat insulation cylinder mounting chamber a is formed in the middle of the vacuum high-efficiency heat insulation cylinder 1, a left ventilation duct 9A is formed on the left side of the vacuum high-efficiency heat insulation cylinder 1, and a right ventilation duct 9B is formed on the right side of the vacuum high-efficiency heat insulation cylinder 1; the top of the left ventilation pipeline 9A is communicated with the inner cavity 11 of the ventilation cylindrical bracket through a left ventilation hole 2A formed in the heat insulation pad 2; the bottom of the left ventilating duct 9A is connected with a left front end porous air supply nozzle 10A to form a left local environment temperature control air supply passage; the top of the right ventilating duct 9B is communicated with the inner cavity 11 of the ventilating cylindrical bracket through a right ventilating hole 2B formed in the heat insulation pad 2; the bottom of the right ventilating duct 9B is connected with a right front end porous air supply nozzle 10B to form a right local environment temperature control air supply passage;
the heat insulation sleeve 14 is tightly sleeved in the heat insulation cylinder mounting chamber A; referring to fig. 6, the insulation sleeve 14 is positioned below the insulation blanket 2; referring to fig. 7, the chamber of the insulating sleeve 14 is tightly nested with the mounting heating block 4; the middle part of the heating block 4 is provided with a 1 st mounting hole 4A, the left part of the heating block 4 is provided with a 2 nd mounting hole 4B, and the right part of the heating block 4 is provided with a 3 rd mounting hole 4C; the middle part of the ultra-long printing head 7 is in threaded connection with the mounting hole 4A of the No. 1, and the top of the ultra-long printing head 7 penetrates through the heat insulation pad 2 and then is communicated with the bottom end of the porous cooling pipe 8 to form a feeding and printing channel; the bottom of the overlong printing head 7 penetrates out of the bottom of the vacuum high-efficiency heat insulation cylinder 1, and printing wires are extruded out of the overlong printing head 7 through a printing channel;
a heating rod 5 is arranged in the No. 2 mounting hole 4B; a thermosensitive sensor 6 is arranged in the No. 3 mounting hole 4C; the cables of the heating rod 5 and the heat-sensitive sensor 6 are led out from the heat insulating mat 2 to the outside.
In practical application, the vacuum high-efficiency heat insulation cylinder 1 and the ventilation cylindrical support 3 are made of stainless steel or titanium alloy materials. Aerogel or alumina silicate ceramic fibers are used as the heat insulating pad 2 and the heat insulating sleeve 14.
Therefore, the 3D printing head suitable for the high-temperature thermoplastic plastics and capable of achieving accurate temperature control has the following characteristics:
(1) the main body of the printing head mainly comprises three parts, namely a vacuum high-efficiency heat insulation cylinder 1, a heat insulation pad 2 and a ventilation cylindrical support 3. Wherein, the vacuum high-efficiency heat insulation cylinder 1 and the ventilation cylindrical bracket 3 adopt metals with low heat conductivity coefficient and high strength, such as stainless steel, titanium alloy and the like, and the heat insulation pad 2 adopts heat insulation materials, such as aerogel, alumina silicate ceramic fiber and the like; the high-efficient heat-insulating section of thick bamboo of vacuum 1 parcel heating block 4 prevents that the heat from running off, and heat insulating mattress 2 is located between high-efficient heat-insulating section of thick bamboo of vacuum 1 and the ventilation cylindric support 3, prevents that the heat from spreading into printer motion, ventilation cylindric support 3 install in the printer, realize beating printer head's fixed. The three parts are connected by using bolts.
(2) In the 3D printing head suitable for high-temperature thermoplastic plastics and capable of realizing accurate temperature control, a heating block 4 is embedded in a vacuum high-efficiency heat insulation cylinder 1, a heat insulation sleeve 14 is adopted for heat insulation between the heating block and the heating block, and a heating rod 5 and a thermal sensor 6 are installed on the heating block 4 to realize temperature control; the overlong printing head 7 is fixed on the heating block 4 through threads and is connected with the porous cooling pipe 8 in the center of the ventilation cylindrical support 3 through the heat insulation pad 2 to form a feeding and printing channel, and printing wires are extruded from the overlong printing head 7 through the printing channel, so that efficient utilization of heat and accurate temperature control of a printing nozzle are realized. Meanwhile, the ultra-long printing head is convenient to clean, and the printing operation of the embedded heating block is safer.
(3) This can realize accurate accuse temperature 3D and beat printer head suitable for high temperature thermoplastic, high-efficient thermal-insulated section of thick bamboo 1 of vacuum passes through bolted connection with ventilation cylindric support 3, the centre is heat insulating mattress 2, two air pipe about being provided with in the middle of the high-efficient thermal-insulated section of thick bamboo 1 of vacuum, the porous air supply shower nozzle of sub-unit connection front end, upper portion connection ventilation cylindric support inner chamber 11, form local environment control by temperature change air supply passage, the dry wind of constant temperature is sent into from air intake 12 on the ventilation cylindric support, send to the printing position through air supply passage, and adopt the annular mouth of blowing, realize the cooling of printing the piece and the accurate control of printing local environment, can lower the temperature for thermal-insulated section of thick bamboo simultaneously.
(4) In this can realize accurate accuse temperature 3D and beat printer head suitable for high temperature thermoplasticity, there is silk feed pipe interface 13 on ventilation cylindric support 3 top, and the centre is equipped with porous cooling tube 8, can cool off and dry the silk material.
The utility model also provides a printing method that printer head was beaten to accurate accuse temperature 3D suitable for high temperature thermoplastic, including following step:
an air inlet 12 of the ventilation cylindrical support 3 is connected with a constant-temperature drying air pipe, printing wires are loaded through a wire feeding pipe interface 13, and cables of the heating rod 5 and the thermal sensor 6 are connected with a controller;
in the printing process, constant-temperature drying air is provided by using external special equipment, and the temperature of the constant-temperature drying air can be 100 ℃; the melting temperature of the printing wire in the ultra-long printing head 7 is far lower than 400 ℃; constant-temperature dry air enters an inner cavity 11 of the ventilating cylindrical support through an air inlet 12, and the constant-temperature dry air enters the porous cooling pipe 8 through a ventilating hole of the porous cooling pipe 8, so that the wires in the porous cooling pipe 8 are cooled, and the wires are prevented from being melted in advance by the temperature uploaded by a heating block at the lower part in the porous cooling pipe 8 to block a printing channel; in addition, because the constant-temperature drying air continuously enters the interior of the porous cooling pipe 8, a certain pressure is formed at the upper part of the porous cooling pipe 8, the heat generated by the heating of the heating block 4 in the overlong printing head 7 is prevented from being conducted upwards, the heat is further prevented from being conducted upwards to the printing movement mechanism, and the service performance of the printing movement mechanism is ensured; wherein the printing movement mechanism is mounted above the ventilation cylindrical support 3.
In the printing process, constant-temperature dry air enters the inner cavity 11 of the ventilation cylindrical support through the air inlet 12, is sprayed out after passing through an air supply channel formed by the left ventilation pipeline 9A and the left front end porous air supply nozzle 10A of the vacuum high-efficiency heat insulation cylinder 1, and is sprayed out after passing through an air supply channel formed by the right ventilation pipeline 9B and the right front end porous air supply nozzle 10B of the vacuum high-efficiency heat insulation cylinder 1, and the spraying position is positioned near the printing position, so that a local constant-temperature drying environment is formed at the printing position, and the printing forming quality is improved;
in the printing process, the printing head continuously extrudes the molten printing material along with the movement of the equipment, and the left front end porous air supply nozzle 10A and the right front end porous air supply nozzle 10B continuously follow up to provide constant-temperature dry air so as to realize accurate printing;
in the printing process, the heating block 4, the heating rod 5 and the thermal sensor 6 form a constant temperature control heating unit to heat the printing wires in the overlong printing head 7, so that the melting and the extrusion of the printing wires are completed; meanwhile, the periphery of the heating block 4 is provided with the heat insulation sleeve 14, the upper part of the heating block 4 is provided with the heat insulation pad 2, heat generated by the heating block 4 is effectively prevented from being dissipated, and the heating effect of the heating block 4 on printing wires in the ultra-long printing head 7 is improved. The heating block 4 and the ultra-long printing head 7 are connected in a threaded mode, so that heat of the heating block 4 can be transferred to the ultra-long printing head 7 in a high-transmission mode.
The utility model provides a can realize accurate accuse temperature 3D and beat printer head suitable for high temperature thermoplastic has following advantage:
(1) by using the modes of an embedded heating block, constant-temperature drying cooling air, vacuum heat insulation, a heat insulation pad, a heat insulation sleeve, heat insulation and the like, good heat insulation and heat preservation can be provided for the high-temperature printing head, and the accurate temperature control of the printing head is facilitated; the application of the constant-temperature drying cooling air and the annular air blowing port can accurately control a local printing area, so that the uniform cooling crystallization of a printed piece is facilitated, and the delicate printing of the printed piece is realized; the embedded heating block and the embedded air supply channel can realize high-efficiency utilization of heat.
(2) The printing head has better man-machine work efficiency characteristics, the overlong printing head is convenient to replace, the plug is simple and convenient to clean, and the operation is more efficient; the embedded heating block has better safety and can effectively avoid the damage caused by misoperation; the printing head has simple structure, can adopt conventional materials and has better economy.
Therefore, the printing head can be applied to the 3D printing field of high-temperature special engineering plastics, the accurate control of the temperature and the local printing environment of the printing head can be realized, and the accurate forming and the uniform crystallization of a printed part are ensured.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (3)
1. An accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity plastics, its characterized in that includes: the device comprises a vacuum high-efficiency heat insulation cylinder (1), a heat insulation pad (2), a ventilation cylinder bracket (3), a heating block (4), a heating rod (5), a thermal sensor (6), an ultra-long printing head (7), a porous cooling pipe (8) and a heat insulation sleeve (14);
the upper part of the vacuum high-efficiency heat insulation cylinder (1) is fixedly connected with the ventilation cylindrical bracket (3) through the heat insulation pad (2);
wherein the interior of the ventilation cylindrical support (3) forms a ventilation cylindrical support inner cavity (11); an air inlet (12) communicated with the inner cavity (11) of the ventilation cylindrical support is formed in the side surface of the ventilation cylindrical support (3), and constant-temperature dry air is conveyed to the inner cavity (11) of the ventilation cylindrical support through the air inlet (12); the porous cooling pipe (8) is arranged in the middle of the inner cavity (11) of the ventilation cylindrical support, and a ventilation hole is formed in the surface of the porous cooling pipe (8), so that the inner cavity (11) of the ventilation cylindrical support is communicated with the inside of the porous cooling pipe (8); the top end of the ventilation cylindrical support (3) is provided with a wire feeding pipe interface (13), and the wire feeding pipe interface (13) is communicated with the porous cooling pipe (8) and is used for conveying wires to the porous cooling pipe (8);
a heat insulation cylinder mounting chamber (A) is formed in the middle of the vacuum high-efficiency heat insulation cylinder (1), a left ventilation pipeline (9A) is formed on the left side of the vacuum high-efficiency heat insulation cylinder (1), and a right ventilation pipeline (9B) is formed on the right side of the vacuum high-efficiency heat insulation cylinder (1); the top of the left ventilating duct (9A) is communicated with the inner cavity (11) of the ventilating cylindrical bracket through a left ventilating hole (2A) formed in the heat insulation pad (2); the bottom of the left ventilating duct (9A) is connected with a left front end porous air supply nozzle (10A) to form a left local environment temperature control air supply passage; the top of the right ventilating duct (9B) is communicated with the inner cavity (11) of the ventilating cylindrical bracket through a right ventilating hole (2B) formed in the heat insulation pad (2); the bottom of the right ventilating duct (9B) is connected with a right front end porous air supply nozzle (10B) to form a right local environment temperature control air supply passage;
the heat insulation sleeve (14) is tightly sleeved in the heat insulation cylinder mounting chamber (A); the heat insulation sleeve (14) is positioned below the heat insulation pad (2); the chamber of the heat insulation sleeve (14) is tightly sleeved with the heating block (4); a 1 st mounting hole (4A) is formed in the middle of the heating block (4), a 2 nd mounting hole (4B) is formed in the left part of the heating block (4), and a 3 rd mounting hole (4C) is formed in the right part of the heating block (4); the middle part of the ultra-long printing head (7) is in threaded connection with the mounting hole (4A) 1, and the top of the ultra-long printing head (7) penetrates through the heat insulation pad (2) and then is communicated with the bottom end of the porous cooling pipe (8) to form a feeding and printing channel; the bottom of the overlong printing head (7) penetrates out of the bottom of the vacuum high-efficiency heat insulation cylinder (1), and printing wires are extruded out of the overlong printing head (7) through a printing channel;
the heating rod (5) is arranged in the 2 nd mounting hole (4B); the thermosensitive sensor (6) is arranged in the No. 3 mounting hole (4C); the heating rod (5) and the cable of the heat-sensitive sensor (6) are led out from the heat insulation pad (2) to the outside.
2. The accurate temperature control 3D print head for high temperature thermoplastics according to claim 1 wherein the vacuum high efficiency thermal insulation cartridge (1) and the vent cartridge holder (3) are made of stainless steel or titanium alloy material.
3. 3D print head with precise temperature control for high temperature thermoplastics according to claim 1, characterized in that aerogel or aluminosilicate ceramic fibers are used for the insulation blanket (2) and the insulation sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947424.2U CN214082862U (en) | 2020-12-10 | 2020-12-10 | Accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022947424.2U CN214082862U (en) | 2020-12-10 | 2020-12-10 | Accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214082862U true CN214082862U (en) | 2021-08-31 |
Family
ID=77462658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022947424.2U Active CN214082862U (en) | 2020-12-10 | 2020-12-10 | Accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214082862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373035A (en) * | 2020-12-10 | 2021-02-19 | 中国科学院空间应用工程与技术中心 | Accurate temperature control 3D printing head suitable for high-temperature thermoplastic plastics and use method |
-
2020
- 2020-12-10 CN CN202022947424.2U patent/CN214082862U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373035A (en) * | 2020-12-10 | 2021-02-19 | 中国科学院空间应用工程与技术中心 | Accurate temperature control 3D printing head suitable for high-temperature thermoplastic plastics and use method |
| CN112373035B (en) * | 2020-12-10 | 2024-04-30 | 中国科学院空间应用工程与技术中心 | Accurate temperature control 3D printing head applicable to high-temperature thermoplastic plastic and application method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112373035A (en) | Accurate temperature control 3D printing head suitable for high-temperature thermoplastic plastics and use method | |
| CN214082862U (en) | Accurate temperature control 3D beats printer head suitable for high temperature thermoplasticity | |
| CN106853685B (en) | The spray head radiator of 3D printer | |
| CN204955463U (en) | What can be used to bull 3D printer plays printer head subassembly | |
| CN109703013A (en) | A kind of extruder head device of 3D printer | |
| CN110328843B (en) | Ultrasonic-assisted impregnated composite material 3D printing device | |
| CN106808692A (en) | Anti-clogging 3D printing ejecting device | |
| CN107718543A (en) | A kind of early molten protector of 3D printing material silk softening | |
| CN213198803U (en) | Beat printer head with cooling heat dissipation function | |
| CN207172762U (en) | Three-dimensional printer melting extrusion component and three-dimensional printer | |
| CN110815811A (en) | Novel Dragon Hotend printing head for 3D printer | |
| CN209152217U (en) | A kind of chocolate 3D printer continuous extrusion apparatus | |
| CN218020186U (en) | 3D prints many tows of carbon fiber and beats printer head | |
| CN208946683U (en) | A kind of 3D printer spray head of band distal end air-supply cooling body | |
| CN212046035U (en) | Electromagnetic hot air heating type EPE heat sealing machine | |
| CN210336914U (en) | 3D print head device | |
| CN213321737U (en) | Cooling printing head | |
| CN114505502B (en) | Be suitable for 3D of wire material and print shower nozzle | |
| CN214645929U (en) | Innovative Dragon printing head for 3D printer | |
| CN215396924U (en) | 3D printing device capable of realizing uniform and controllable extrusion of material through heating and plasticizing | |
| CN217622230U (en) | 3D printer with prevent function of ftractureing | |
| CN115384025B (en) | Production machine head structure of gas damping double-wall corrugated pipe | |
| CN215561220U (en) | Drying box for rubber cloth production | |
| CN212171318U (en) | Detachable printing head mechanism of 3D printing equipment | |
| CN116901391B (en) | Extruder for processing microwave polyolefin cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |