CN219968852U - Novel temperature control assembly and spray head - Google Patents
Novel temperature control assembly and spray head Download PDFInfo
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- CN219968852U CN219968852U CN202321479642.5U CN202321479642U CN219968852U CN 219968852 U CN219968852 U CN 219968852U CN 202321479642 U CN202321479642 U CN 202321479642U CN 219968852 U CN219968852 U CN 219968852U
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- nozzle
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- radiator
- pipe
- spray head
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- 239000007921 spray Substances 0.000 title claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 59
- 239000000523 sample Substances 0.000 claims abstract description 19
- 241000276425 Xiphophorus maculatus Species 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 26
- 238000009529 body temperature measurement Methods 0.000 abstract description 4
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model provides a novel temperature control assembly and a spray head, relates to the technical field of 3D printers, and solves the problems that the accuracy of detecting the temperature of a nozzle by the spray head of the existing 3D printer is poor, and the material conveying is not smooth due to excessive upward heat conduction; a heating pipe is fixedly arranged on the inner side of the hot end shell; the inner side of the bottom of the lining pipe is screwed with a nozzle through threads; the top of the lining pipe is screwed with a large screw through threads; a material conveying pipe is embedded and arranged on the inner side of the large screw; the top of the large screw is fixedly provided with a connecting sheet through a screw; the top of the connecting sheet is fixedly provided with a radiator through a screw; a heating rod is arranged between the inner wall of the hot end shell and the outer wall of the heating pipe; and a temperature measuring probe is fixedly arranged on the inner side of the bottom of the hot end shell. The device can effectively improve the accuracy of temperature measurement, and simultaneously can ensure smooth conveying of printing materials.
Description
Technical Field
The utility model belongs to the technical field of 3D printers, and particularly relates to a novel temperature control assembly and a spray head.
Background
The 3D printer is also called a three-dimensional printer, and when in operation, the three-dimensional printer depends on a digital model file as a basis, and then a special adhesive material is used as a printing material to manufacture a three-dimensional object, and heating devices for heating the printing material are arranged in the spray heads.
The temperature of the probe needs to be detected when the existing 3D printer nozzle is heated, and the probes for detecting the temperature are arranged on one side of the heating block, so that the detected value is close to the temperature of the heating block, the nozzle temperature is difficult to effectively react, and the heating part component and the radiating part component of the nozzle are in direct contact, so that a great part of heat can be transferred upwards, and the printing material above the nozzle is easy to melt to cause unsmooth material conveying.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a novel temperature control assembly and a spray head, so as to solve the problems that the accuracy of detecting the temperature of a spray nozzle of the spray head of the existing 3D printer is poor, and the material conveying is not smooth due to excessive upward heat conduction.
The utility model discloses a novel temperature control component and a spray head, which are achieved by the following specific technical means:
the novel temperature control assembly and the spray head comprise a hot end shell; a heating pipe is fixedly arranged on the inner side of the hot end shell; an inner liner tube is arranged on the inner side of the heating tube; the inner side of the bottom of the lining pipe is screwed with a nozzle through threads; the top of the lining pipe is screwed with a large screw through threads; a material conveying pipe is embedded and arranged on the inner side of the large screw; the top of the large screw is fixedly provided with a connecting sheet through a screw; the top of the connecting sheet is fixedly provided with a radiator through a screw; a fan is arranged at the rear side of the radiator; a heating rod is arranged between the inner wall of the hot end shell and the outer wall of the heating pipe; and a temperature measuring probe is fixedly arranged on the inner side of the bottom of the hot end shell.
Furthermore, the connecting sheet is of a special-shaped plate structure, and the front side part of the connecting sheet can completely shield the bottom of the radiator.
Further, four thin circular tubes are embedded and installed at the top of the large screw, the top ends of the four thin circular tubes are clung to the bottom surface of the connecting sheet, and the distance between the large screw and the connecting sheet is 1mm.
Further, the temperature measuring probe is located at one side of the opening at the bottom of the hot end shell, and a nozzle part at the bottom end of the nozzle is located in the opening at the bottom of the hot end shell after the nozzle is installed.
Further, an upper through hole and a lower through hole with the inner diameter equal to the outer diameter of the conveying pipe are arranged in the middle of the radiator, and the top end of the conveying pipe penetrates through the hole in the middle of the radiator and stretches out upwards.
Further, a notch groove with an open top is formed between the inner wall of the hot end shell and the outer wall of the heating pipe, and the heating rod is installed in the notch groove.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the temperature measuring probe is positioned at one side of the opening at the bottom of the hot end shell, the nozzle position at the bottom of the nozzle is positioned in the opening at the bottom of the hot end shell after the nozzle is installed, and the temperature measuring probe is used for detecting the temperature of the nozzle, so that the lower temperature measuring probe is closer to the nozzle at the bottom of the nozzle, the temperature of the hot end can be detected more accurately, a space exists between a large screw and a connecting sheet, and meanwhile, the large screw is connected with the connecting sheet only through four thin round pipes, so that the contact area of a heating part assembly and a radiating part assembly can be effectively reduced, the heat upward transfer efficiency is reduced, and the upper printing material is not easy to melt.
Drawings
Fig. 1 is a schematic diagram of a spindle side structure of the split spindle of the present utility model.
Fig. 2 is a schematic view of a main shaft side structure of the fan of the present utility model horizontally installed.
Fig. 3 is a schematic view of a main shaft side structure of the fan of the present utility model, which is horizontally installed and partially cut away.
Fig. 4 is a schematic view of the rear shaft side structure of the fan of the present utility model installed vertically.
FIG. 5 is a schematic view of the axial side structure of the hot side shell and heating tube of the present utility model in section.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a hot end housing; 2. heating pipes; 3. a nozzle; 4. an inner liner tube; 5. a large screw; 6. a connecting sheet; 7. a material conveying pipe; 8. a heat sink; 9. a fan; 10. a heating rod; 11. a temperature measuring probe.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 5:
the utility model provides a novel temperature control assembly and a spray head, which comprise a hot end shell 1; the inner side of the hot end shell 1 is fixedly provided with a heating pipe 2, the hot end shell 1 is used for wrapping a heating part component, and the heating pipe 2 is matched with a heating rod 10 at the outer side of the heating pipe 2 to heat the lining pipe 4 and the nozzle 3, so that printing materials sprayed out of the nozzle 3 can be heated to be melted; the inner side of the heating pipe 2 is provided with a lining pipe 4, and the lining pipe 4 is used for connecting and fixing the nozzle 3 and the large screw 5; the inner side of the bottom of the lining pipe 4 is screwed with a nozzle 3 through threads, and during the use process, printing materials in the conveying pipe 7 can firstly flow downwards into a large screw 5 at the top of the lining pipe 4, and then the printing materials can continuously flow downwards into the nozzle 3 and are sprayed downwards through a nozzle at the bottom of the nozzle 3; the top of the lining pipe 4 is screwed with a large screw 5, and the large screw 5 is used for connecting a heating part component of the device with the connecting sheet 6; a conveying pipe 7 is embedded and arranged on the inner side of the large screw 5, and the conveying pipe 7 is used for conveying printing materials downwards; the top of the large screw 5 is fixedly provided with a connecting sheet 6 through a screw, the connecting sheet 6 is used for supporting the radiator 8, and meanwhile, the connecting sheet 6 can isolate air convection between the heating part component and the radiating part component, so that the influence of the fan 9 on the work of the heating part component is reduced, and the working efficiency of the radiating part component is improved; the top of the connecting sheet 6 is fixedly provided with a radiator 8 through a screw, when the heat radiator is used, part of heat on the inner side of the hot end shell 1 can be upwards transferred to the radiator 8, and at the moment, the fan 9 can continuously rotate to radiate the radiator 8, so that the temperature of a conveying pipe 7 on the middle part of the radiator 8 can be reduced, and the overheat of printing materials above the radiator is avoided; the middle position of the radiator 8 is provided with an upper through hole and a lower through hole, the inner diameter of which is equal to the outer diameter of the conveying pipe 7, the top end of the conveying pipe 7 penetrates through the middle hole of the radiator 8 and extends upwards, when the radiator is used, part of heat on the inner side of the hot end shell 1 can be upwards transferred to the radiator 8, and at the moment, the fan 9 can continuously rotate to radiate the radiator 8, so that the temperature of the conveying pipe 7 on the middle part of the radiator 8 can be reduced, and the printing material above the radiator is prevented from being overheated and melting; a fan 9 is arranged at the rear side of the radiator 8, when the radiator is used, part of heat at the inner side of the hot end shell 1 can be upwards transferred to the radiator 8, and the radiator 8 can be radiated by the fan 9 which continuously rotates at the moment, so that the temperature of a conveying pipe 7 at the middle part of the radiator 8 can be reduced, and the overheat of printing materials above the radiator is avoided; a heating rod 10 is arranged between the inner wall of the hot end shell 1 and the outer wall of the heating pipe 2, the heating pipe 2 and the heating rod 10 on the outer side of the heating pipe can heat the lining pipe 4 and the nozzle 3 in a matching way, so that printing materials sprayed out of the nozzle 3 can be heated and melted, and the heating rod 10 can be easily taken out from a notch groove between the inner wall of the hot end shell 1 and the outer wall of the heating pipe 2 when the device is disassembled in the later period, thereby being convenient for maintaining and replacing the heating rod 10; the inner side of the bottom of the hot end shell 1 is fixedly provided with a temperature measuring probe 11, the temperature measuring probe 11 is used for detecting the temperature of the nozzle 3, and the lower temperature measuring probe 11 is closer to a nozzle at the bottom end of the nozzle 3, so that the temperature of the hot end can be detected more accurately, and the accuracy of temperature measurement is improved.
Wherein, the connection piece 6 is dysmorphism platelike structure, and the front side part of connection piece 6 can shelter from radiator 8 bottom is whole, and connection piece 6 is used for supporting radiator 8, and the air convection between heating part subassembly and the radiating part subassembly can be kept apart to connection piece 6 simultaneously to reduce the influence of fan 9 to the work of heating part subassembly, promote radiating part subassembly's work efficiency.
Four thin circular tubes are embedded and installed at the top of the large screw 5, the top ends of the four thin circular tubes are tightly attached to the bottom surface of the connecting sheet 6, and the distance between the large screw 5 and the connecting sheet 6 is 1mm, so that the contact area of a heating part assembly and a radiating part assembly can be effectively reduced, the heat upward transfer efficiency is reduced, and the smooth conveying of printing materials can be still ensured when the printing temperature exceeds 300 ℃.
The temperature measuring probe 11 is located at one side of the opening at the bottom of the hot end housing 1, and the nozzle part at the bottom of the nozzle 3 is located in the opening at the bottom of the hot end housing 1 after the nozzle 3 is installed, the temperature measuring probe 11 is used for detecting the temperature of the nozzle 3, and the lower temperature measuring probe 11 is closer to the nozzle at the bottom of the nozzle 3, so that the temperature of the hot end can be detected more accurately, and the accuracy of temperature measurement is improved.
Wherein, be provided with a open-top's breach groove between the inner wall of hot junction shell 1 and the outer wall of heating pipe 2, and heating rod 10 installs in this breach groove, and heating pipe 2 and the cooperation of the heating rod 10 in its outside can heat inside lining pipe 4 and nozzle 3 to can heat the printing material of nozzle 3 blowout and make it melt, also can light take out heating rod 10 outwards in the breach groove between the inner wall of hot junction shell 1 and the outer wall of heating pipe 2 when dismantling this device later stage in addition, be convenient for maintain and change heating rod 10.
Specific use and action of the embodiment:
in the utility model, the fan 9 in the device can be horizontally arranged and also vertically arranged, so that the space utilization rate can be improved, the adaptability in different scenes can be improved, the printing materials in the conveying pipe 7 can flow downwards into the big screw 5 at the top of the lining pipe 4 in the use process, then the printing materials can continuously flow downwards into the nozzle 3 and are sprayed downwards through the nozzle at the bottom of the nozzle 3, the heating pipe 2 and the heating rod 10 at the outer side of the heating pipe are matched with each other to heat the lining pipe 4 and the nozzle 3, the printing materials sprayed by the nozzle 3 can be heated to be melted, the heating rod 10 can be easily taken out from the notch groove between the inner wall of the hot end shell 1 and the outer wall of the heating pipe 2 in the later disassembly of the device, so that the heating rod 10 is convenient to maintain and replace, the temperature probe 11 is used for detecting the temperature of the nozzle 3, the lower temperature probe 11 is closer to a nozzle opening at the bottom end of the nozzle 3, so that the temperature of a hot end can be detected more accurately, the accuracy of temperature measurement is improved, the connecting sheet 6 is used for supporting the radiator 8, meanwhile, the connecting sheet 6 can isolate air convection between a heating part component and a radiating part component, so that the influence of the fan 9 on the operation of the heating part component is reduced, the working efficiency of the radiating part component is improved, part of heat on the inner side of the hot end shell 1 can be transferred to the radiator 8 in an upward manner when the radiator is used, the fan 9 can be rotated continuously to radiate the radiator 8, the temperature of a conveying pipe 7 at the middle part of the radiator 8 can be reduced, and the printing material above the radiator is prevented from being overheated and melting.
Claims (6)
1. Novel control by temperature change subassembly and shower nozzle, its characterized in that: novel control by temperature change subassembly and shower nozzle include: a hot end housing (1); a heating pipe (2) is fixedly arranged on the inner side of the hot end shell (1); an inner lining pipe (4) is arranged on the inner side of the heating pipe (2); the inner side of the bottom of the lining pipe (4) is screwed with a nozzle (3) through threads; the top of the lining pipe (4) is screwed with a large screw (5) through threads; a conveying pipe (7) is embedded and arranged at the inner side of the large screw (5); the top of the large screw (5) is fixedly provided with a connecting sheet (6) through a screw; the top of the connecting sheet (6) is fixedly provided with a radiator (8) through a screw; a fan (9) is arranged at the rear side of the radiator (8); a heating rod (10) is arranged between the inner wall of the hot end shell (1) and the outer wall of the heating pipe (2); a temperature measuring probe (11) is fixedly arranged on the inner side of the bottom of the hot end shell (1).
2. The novel temperature control assembly and spray head as claimed in claim 1, wherein: the temperature measuring probe (11) is positioned at one side of the opening at the bottom of the hot end shell (1), and a nozzle part at the bottom end of the nozzle (3) is positioned in the opening at the bottom of the hot end shell (1) after the nozzle is installed.
3. The novel temperature control assembly and spray head as claimed in claim 1, wherein: a notch groove with an open top is arranged between the inner wall of the hot end shell (1) and the outer wall of the heating pipe (2), and a heating rod (10) is arranged in the notch groove.
4. The novel temperature control assembly and spray head as claimed in claim 1, wherein: the connecting piece (6) is of a special-shaped platy structure, and the front side part of the connecting piece (6) can completely shield the bottom of the radiator (8).
5. The novel temperature control assembly and spray head as claimed in claim 1, wherein: four thin circular tubes are embedded and installed at the top of the large screw (5), the top ends of the four thin circular tubes are tightly attached to the bottom surface of the connecting sheet (6), and the distance between the large screw (5) and the connecting sheet (6) is 1mm.
6. The novel temperature control assembly and spray head as claimed in claim 1, wherein: the middle position of the radiator (8) is provided with an upper through hole and a lower through hole, the inner diameter of which is equal to the outer diameter of the conveying pipe (7), and the top end of the conveying pipe (7) penetrates through the middle hole of the radiator (8) and stretches out upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321479642.5U CN219968852U (en) | 2023-06-12 | 2023-06-12 | Novel temperature control assembly and spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321479642.5U CN219968852U (en) | 2023-06-12 | 2023-06-12 | Novel temperature control assembly and spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219968852U true CN219968852U (en) | 2023-11-07 |
Family
ID=88588468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321479642.5U Active CN219968852U (en) | 2023-06-12 | 2023-06-12 | Novel temperature control assembly and spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219968852U (en) |
-
2023
- 2023-06-12 CN CN202321479642.5U patent/CN219968852U/en active Active
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