CN210733309U - 3D print head external member - Google Patents
3D print head external member Download PDFInfo
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- CN210733309U CN210733309U CN201921667620.5U CN201921667620U CN210733309U CN 210733309 U CN210733309 U CN 210733309U CN 201921667620 U CN201921667620 U CN 201921667620U CN 210733309 U CN210733309 U CN 210733309U
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- heat dissipation
- hole
- sleeve
- heating block
- guide pipe
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Abstract
The utility model provides a 3D print head external member relating to 3D printer technical field, characterized by: comprises a heat dissipation sleeve, a material guide pipe, a connecting sleeve, a nozzle and a heating block; the pipe body of the material guide pipe is sleeved with a heat dissipation sleeve, two end heads of the material guide pipe extend out of the heat dissipation sleeve, and the top end of the heat dissipation sleeve is provided with a quick connection clamping jaw for enabling the heat dissipation sleeve and the material guide pipe to be correspondingly and tightly connected and a C-shaped buckle for locking the quick connection clamping jaw; a heating block is arranged below the heat dissipation sleeve, the heating block is provided with a through hole which is coaxial and corresponds to the central hole of the heat dissipation sleeve, the upper part of the through hole is correspondingly and fixedly connected with the bottom end of the connecting sleeve body, the top end of the connecting sleeve body is correspondingly spliced with the bottom end of the central hole of the heat dissipation sleeve, the bottom end of the material guide pipe body is correspondingly spliced with the central hole of the connecting sleeve, and the lower part of the through hole of the heating block is provided with a; the utility model discloses the heat dissipation cover processing degree of difficulty that has effectively solved traditional 3D print head external member is big, difficult installation to and dismantle troublesome problem.
Description
Technical Field
The utility model belongs to the technical field of the 3D printer technique and specifically relates to a 3D print head external member is related to.
Background
As is well known, the field of application of 3D printing technology is wider and wider under the intelligent promotion of computer digital technology, especially FDM hot melting technology is more and more popular with DIY enthusiasts, but most of radiators of 3D printers on the market are in threaded connection with pneumatic connectors at present, and corresponding threaded holes need to be processed on the radiators in production, but as the radiators are mostly made of aluminum alloy materials, screw taps are often broken in the radiators during processing of the threaded holes and cannot be taken out, so that the radiators are scrapped, thereby increasing the manufacturing cost, and the screw threads of the radiators are easy to damage and difficult to disassemble, which seriously affects the operating efficiency, thereby causing the extreme dissatisfaction of consumers; therefore, the invention provides a 3D printer nozzle kit convenient to disassemble and assemble, which is a problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
In order to overcome not enough among the background art, the utility model discloses a 3D print head external member.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a D printer spray head external member comprises a heat dissipation sleeve, a material guide pipe, a connecting sleeve, a nozzle and a heating block; the pipe body of the material guide pipe is sleeved with a heat dissipation sleeve, two end heads of the material guide pipe extend out of the heat dissipation sleeve, and the top end of the heat dissipation sleeve is provided with a quick connection clamping jaw for enabling the heat dissipation sleeve and the material guide pipe to be correspondingly and tightly connected and a C-shaped buckle for locking the quick connection clamping jaw; a heating block is arranged below the heat dissipation sleeve, the heating block is provided with a through hole which is coaxial and corresponds to the central hole of the heat dissipation sleeve, the upper part of the through hole is correspondingly and fixedly connected with the bottom end of the connecting sleeve body, the top end of the connecting sleeve body is correspondingly spliced with the bottom end of the central hole of the heat dissipation sleeve, the bottom end of the material guide pipe body is correspondingly spliced with the central hole of the connecting sleeve, and the lower part of the through hole of the heating block is provided with a; the outside spacer ring of heating block through-hole is equipped with a plurality of macropore step holes down, it has the radiation shield to peg graft in the step hole, the radiation shield bottom is equipped with the step that corresponds the contact with step hole step face, and the top of radiation shield runs through the step hole and corresponds the conflict with the bottom terminal surface of heat dissipation cover, is equipped with the screw that is used for making radiation shield and heat dissipation cover correspond fastening connection in the radiation shield centre bore.
Preferably, a heating rod, a thermistor and a compression screw for fixing the heating rod and the thermistor are embedded in one side of the heating block.
Preferably, the length of the heating rod corresponds unanimously with the width of heating block, and the bottom of heating block is equipped with the jackscrew hole corresponding to the heating rod body.
Preferably, the aperture of the central hole of the material guide pipe is correspondingly consistent with that of the central hole of the nozzle.
Preferably, the connecting sleeve is correspondingly connected with the heating block through a thread
Preferably, the nozzle is correspondingly threaded with the heating block.
Preferably, a plurality of stepped holes with downward large holes are uniformly distributed on the outer side of the through hole of the heating block at intervals by a spacer ring.
Preferably, the material of the material guiding pipe is polytetrafluoroethylene.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a D printer nozzle external member, simple structure, easily assembly, manufacturing cost is lower, heat dissipation cover top is equipped with the quick-connect jack catch that is used for making heat dissipation cover and passage correspond closely connected to and is used for locking the C type buckle of quick-connect jack catch, can make the claw piece of quick-connect jack catch correspond with heat dissipation cover centre bore inner wall and contradict correspondingly and produce and warp through C type buckle promptly, and then make the claw piece of quick-connect jack catch hold the passage pipe shaft tightly, so as to reach the purpose that makes heat dissipation cover and passage correspond the fastening connection, when needing to take off the heat dissipation cover, can take out C type buckle, thus make the claw piece of quick-connect jack catch reset, can make the heat dissipation cover break away from the passage; the interval is arranged between the end face of the lower end of the heat dissipation sleeve and the top face of the heating block, the heat dissipation sleeve is in direct contact with the heating block only through the connecting sleeve, the contact area is small, the positive effect is achieved on high-temperature heat preservation of the heating block, and the positive effect is achieved on low-temperature keeping of a heat dissipation area of the material guide pipe.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic structural view of a quick-connection claw;
fig. 4 is a schematic structural view of the C-shaped buckle.
In the figure: 1. a heat dissipation sleeve; 2. a material guide pipe; 3. connecting sleeves; 4. a nozzle; 5. a quick-connection claw; 6. c-shaped buckles; 7. a heating block; 8. a stepped bore; 9. a heat insulating sleeve; 10. a screw; 11. a heating rod; 12. a thermistor; 13. a compression screw; 14. and (4) a jackscrew hole.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
With reference to the attached drawings 1-4, the 3D printer nozzle kit comprises a heat dissipation sleeve 1, a material guide pipe 2, a connecting sleeve 3, a nozzle 4 and a heating block 7; the pipe body of the material guide pipe 2 is sleeved with a heat dissipation sleeve 1, and two end heads of the material guide pipe 2 extend out of the heat dissipation sleeve 1; according to the requirement, the material guide pipe 2 is made of polytetrafluoroethylene, and the polytetrafluoroethylene has the characteristics of high temperature resistance and self-lubrication, so that the filamentous printing supplies can be unobstructed in the channel; the top end of the heat dissipation sleeve 1 is provided with a quick-connection clamping jaw 5 for enabling the heat dissipation sleeve 1 and the material guide pipe 2 to be correspondingly and tightly connected and a C-shaped buckle 6 for locking the quick-connection clamping jaw 5, namely, a claw piece of the quick-connection clamping jaw 5 is enabled to be correspondingly abutted against the inner wall of a central hole of the heat dissipation sleeve 1 through the C-shaped buckle 6 to generate deformation, so that the claw piece of the quick-connection clamping jaw 5 tightly holds the pipe body of the material guide pipe 2, the purpose of correspondingly and tightly connecting the heat dissipation sleeve 1 and the material guide pipe 2 is achieved, when the heat dissipation sleeve 1 needs to be taken down, the C-shaped buckle 6 can be taken out, the claw piece of the quick-connection clamping jaw 5 is reset, and the heat dissipation;
a heating block 7 is arranged below the heat dissipation sleeve 1, the heating block 7 is provided with a through hole which is coaxial and corresponding to the central hole of the heat dissipation sleeve 1, the upper part of the through hole is correspondingly and fixedly connected with the bottom end of the sleeve body of the connecting sleeve 3, the top end of the sleeve body of the connecting sleeve 3 is correspondingly inserted and connected with the bottom end of the central hole of the heat dissipation sleeve 1, and the bottom end of the pipe body of the material guide pipe 2 is correspondingly inserted and connected with the central hole; according to the requirement, the apertures of the central holes of the material guide pipe 2 and the nozzle 4 are correspondingly consistent, and the connecting sleeve 3 is correspondingly connected with the heating block 7 in a threaded manner, so that the assembly operation of operators can be facilitated, and the assembly efficiency is improved; the lower part of the through hole of the heating block 7 is provided with a nozzle 4; according to the requirement, the nozzle 4 is correspondingly threaded with the heating block 7, the nozzle 4 is a quick-wear part, and when the nozzle 4 is worn or accidentally blocked, the nozzle 4 can be randomly removed and replaced by a new nozzle 4, so that the whole sprayer sleeve is prevented from being scrapped; a plurality of stepped holes 8 with large holes facing downwards are formed in the outer side of the through hole of the heating block 7 in a spaced mode, a heat insulation sleeve 9 is inserted in each stepped hole 8, steps which are in corresponding contact with the stepped surface of each stepped hole 8 are arranged at the bottom end of each heat insulation sleeve 9, the top end of each heat insulation sleeve 9 penetrates through the corresponding stepped holes 8 and is in corresponding contact with the bottom end surface of the heat dissipation sleeve 1, a screw 10 used for enabling the heat insulation sleeves 9 and the heat dissipation sleeves 1 to be correspondingly fastened and connected is arranged in the central hole of each heat insulation sleeve 9, namely, a space is formed between the lower end surface of each heat dissipation sleeve 1 and the top surface of the heating block 7, the heat dissipation sleeves 1 and the heating block 7 are in direct contact only through the connecting sleeves 3, the contact area is small, the positive effect is achieved on; according to the needs, the even distribution spacer ring in the outside of heating piece 7 through-hole is equipped with a plurality of macropore step holes 8 down, and the homogeneity of heating piece 7 to nozzle 4 heating can be guaranteed to the step hole 8 that the equipartition set up.
In addition, a heating rod 11 and a thermistor 12 are embedded at one side of the heating block 7, and a compression screw 13 for fixing the heating rod 11 and the thermistor 12, that is, the heating block 7 and the nozzle 4 can be heated by the heating rod 11, the temperature of the heating block 7 can be detected in real time by the thermistor 12, so that the operator can adjust the temperature of the heating block 7 in time, and the length of the heating rod 11 is corresponding to the width of the heating block 7, thereby improving the heating efficiency, thereby leading the heating block 7 to quickly reach the preset temperature value, the bottom of the heating block 7 is provided with a top thread hole 14 corresponding to the rod body of the heating rod 11, that is, the operator can install a jackscrew for further fastening the heating rod 11 in the jackscrew hole 14, can prevent the heating rod 11 from being unintentionally separated from the heating block 7, meanwhile, the heating rod 11 can be ensured to be in direct contact with the heating block 7, so that the heat conduction efficiency is improved.
When the 3D printer nozzle assembly is used, the heat dissipation sleeve 1 and the material guide pipe 2 are correspondingly fastened and connected through the matching of the C-shaped buckle 6 and the quick-connection clamping jaw 5; for heating block 7 and nozzle 4 heating through heating rod 11, penetrate the printing consumables in passage 2, and make the printing consumables get into the hot melt chamber of heating block 7 and nozzle 4, the printing consumables melts under the effect of high temperature, along with the continuous feeding of follow-up printing consumables, the printing consumables that are melted is then extruded from nozzle 4, through thermistor 12 real-time detection heating block 7's temperature, so that in time make corresponding adjustment to heating block 7's temperature, avoid heating block 7's temperature to exceed predetermined temperature range.
The part of the utility model not detailed is prior art.
Claims (8)
1. The utility model provides a 3D print head external member, characterized by: comprises a heat dissipation sleeve (1), a material guide pipe (2), a connecting sleeve (3), a nozzle (4) and a heating block (7); the pipe body of the material guide pipe (2) is sleeved with a heat dissipation sleeve (1), two end heads of the material guide pipe (2) extend out of the heat dissipation sleeve (1), and the top end of the heat dissipation sleeve (1) is provided with a quick connection clamping jaw (5) for enabling the heat dissipation sleeve (1) and the material guide pipe (2) to be correspondingly and tightly connected and a C-shaped buckle (6) for locking the quick connection clamping jaw (5); a heating block (7) is arranged below the heat dissipation sleeve (1), the heating block (7) is provided with a through hole which is coaxial and corresponding to the center hole of the heat dissipation sleeve (1), the upper part of the through hole is fixedly connected with the bottom end of the sleeve body of the connecting sleeve (3) correspondingly, the top end of the sleeve body of the connecting sleeve (3) is correspondingly inserted with the bottom end of the center hole of the heat dissipation sleeve (1), the bottom end of the pipe body of the material guide pipe (2) is correspondingly inserted with the center hole of the connecting sleeve (3), and the bottom end of the through hole of the heating block (7) is; the outside interval ring of heating piece (7) through-hole is equipped with step hole (8) of a plurality of macropores down, it has radiation shield (9) to peg graft in step hole (8), radiation shield (9) bottom is equipped with the step that corresponds the contact with step hole (8) step face, and the top of radiation shield (9) runs through step hole (8) and corresponds the conflict with the bottom terminal surface of radiation cover (1), is equipped with in the central hole of radiation shield (9) to be used for making radiation shield (9) and radiation cover (1) correspond fastening connection's screw (10).
2. The 3D printer nozzle assembly of claim 1, wherein: and a heating rod (11), a thermistor (12) and a compression screw (13) for fixing the heating rod (11) and the thermistor (12) are embedded in one side of the heating block (7).
3. The 3D printer nozzle assembly of claim 2, wherein: the length of the heating rod (11) corresponds unanimously with the width of heating piece (7), and the bottom of heating piece (7) corresponds heating rod (11) shaft and is equipped with jackscrew hole (14).
4. The 3D printer nozzle assembly of claim 2, wherein: the hole diameters of the central holes of the material guide pipe (2) and the nozzle (4) are correspondingly consistent.
5. The 3D printer nozzle assembly of claim 1, wherein: the connecting sleeve (3) is correspondingly connected with the heating block (7) through wires.
6. The 3D printer nozzle assembly of claim 1, wherein: the nozzle (4) is correspondingly connected with the heating block (7) through wires.
7. The 3D printer nozzle assembly of claim 1, wherein: and a plurality of stepped holes (8) with downward large holes are uniformly distributed in the outer side of the through hole of the heating block (7) by spacing rings.
8. The 3D printer nozzle assembly of claim 1, wherein: the material of the material guide pipe (2) is polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921667620.5U CN210733309U (en) | 2019-10-08 | 2019-10-08 | 3D print head external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921667620.5U CN210733309U (en) | 2019-10-08 | 2019-10-08 | 3D print head external member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210733309U true CN210733309U (en) | 2020-06-12 |
Family
ID=70987869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921667620.5U Active CN210733309U (en) | 2019-10-08 | 2019-10-08 | 3D print head external member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210733309U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477130A (en) * | 2020-12-10 | 2021-03-12 | 湖北创想三维科技有限公司 | Quick-release type nozzle structure of 3D printer |
| CN112976574A (en) * | 2021-04-12 | 2021-06-18 | 锐力斯传动系统（苏州）有限公司 | 3D printer is with novel printer head that beats |
| CN114131927A (en) * | 2021-11-19 | 2022-03-04 | 深圳市创想三维科技股份有限公司 | 3D is spout module and 3D printer for printer |
-
2019
- 2019-10-08 CN CN201921667620.5U patent/CN210733309U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477130A (en) * | 2020-12-10 | 2021-03-12 | 湖北创想三维科技有限公司 | Quick-release type nozzle structure of 3D printer |
| CN112477130B (en) * | 2020-12-10 | 2022-06-03 | 湖北创想三维科技有限公司 | Quick-release type nozzle structure of 3D printer |
| CN112976574A (en) * | 2021-04-12 | 2021-06-18 | 锐力斯传动系统（苏州）有限公司 | 3D printer is with novel printer head that beats |
| CN114131927A (en) * | 2021-11-19 | 2022-03-04 | 深圳市创想三维科技股份有限公司 | 3D is spout module and 3D printer for printer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Address after: 1808, Jinxiu Hongdu building, Meilong Avenue, Xinniu community, Minzhi street, Longhua District, Shenzhen City, Guangdong Province (office address) Patentee after: Shenzhen chuangxiang 3D Technology Co.,Ltd. Address before: 518109 12th floor, building 3, Jincheng Industrial Park, 19 Huafan Road, Dalang street, Longhua New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Chuangxiang 3D Technology Co.,Ltd. |