CN214774010U

CN214774010U - Device for repairing 3D printed plastic product

Info

Publication number: CN214774010U
Application number: CN202120851229.1U
Authority: CN
Inventors: 梁幼昌; 林春宇
Original assignee: Guangxi Modern Polytechnic College
Current assignee: Guangxi Modern Polytechnic College
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-19
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a device for repairing 3D printing plastic products, which belongs to the technical field of 3D printing, and can repair the 3D printing plastic products, and has the characteristics of high efficiency and simple operation treatment; the utility model provides a restore device that 3D printed plastic products, includes the body of rod, wherein, body of rod upper end be equipped with grinding machanism, body of rod lower extreme be equipped with the body of rod cup joint extrude the head, extrude overhead repair machanism that is equipped with, the middle part outer wall of the body of rod is equipped with polish switch, heating knob and extrudes the switch, polish switch and polish mechanism circuit connection, heating knob with extrude the switch and all with repair machanism circuit connection.

Description

Device for repairing 3D printed plastic product

Technical Field

The utility model relates to a technical field that 3D printed, more specifically say, especially relate to a restore device that 3D printed plastic products.

Background

The plastic products printed by the FDM 3D printer, especially the products with complex structures and thin shells, may have the defects of unsmooth surface, broken holes, shrinkage, incomplete local printing and the like, especially the thin shells or the products with fine features are easy to be damaged in the process of removing the supports. At this time, some tools are needed to repair the product, such as a combination file or sand paper to polish the product, a mixture of glue and powder to repair the defect or damage, etc. However, the repair of printed plastic products using these tools and methods has problems of low efficiency and cumbersome process. Therefore, it is highly desirable to design a repair device capable of efficiently and rapidly repairing 3D printed plastic products.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a restore 3D and print device of plastic products uses the device can print plastic products to 3D and restore, has efficient, the simple characteristics of operation processing.

The utility model adopts the technical scheme as follows:

the utility model provides a restore device that 3D printed plastic products, includes the body of rod, wherein, body of rod upper end be equipped with grinding machanism, body of rod lower extreme be equipped with the body of rod cup joint extrude the head, extrude overhead repair machanism that is equipped with, the middle part outer wall of the body of rod is equipped with polish switch, heating knob and extrudes the switch, polish switch and polish mechanism circuit connection, heating knob with extrude the switch and all with repair machanism circuit connection.

Further, grinding machanism include grinding motor, connecting axle and the head of polishing, grinding motor install on body of rod upper portion, body of rod top be equipped with the through-hole of polishing, the bottom of connecting axle is connected with grinding motor's power take off end, the connecting axle stretch out the through-hole of polishing, the bottom and the head of polishing of connecting axle are connected, grinding motor and the switch circuit connection of polishing.

Further, repair mechanism including extruding motor and stand pipe, the extrusion motor install extrude the head in, the lateral wall of extruding the head is equipped with the inserted hole that is used for inserting the plastics silk, the outer end setting of stand pipe is on the inserted hole, the inner export of stand pipe is equipped with transport mechanism, the power take off end and the transport mechanism of extruding the motor are connected, transport mechanism's direction of transfer is equipped with the uide bushing, the bottom of extruding the head is equipped with the spout mouth, the uide bushing stretch out outside the spout mouth, the outside of uide bushing is equipped with heating element, heating element and heating knob circuit connection, the extrusion motor with extrude switch circuit connection.

Furthermore, the conveying mechanism is a driving roller and a driven roller which are arranged on the outlet side of the inner end of the guide pipe, the driving roller is connected with the power output end of the extrusion motor, and the driving roller is meshed with the driven roller.

Further, heating element include temperature sensor, heating wire, controller and alarm, heating wire and temperature sensor all be located the outside of uide bushing, controller and alarm install in extruding the head, temperature sensor, heating wire, alarm and heating knob all with controller circuit connection.

Furthermore, a spray head is arranged at the bottom of the guide sleeve, and the spray head is in threaded connection with the guide sleeve.

Furthermore, the extrusion head is in threaded connection with the rod body.

Furthermore, the extrusion switch is provided with a stop gear, an extrusion gear and a pull-out gear.

Compared with the prior art, the utility model discloses the beneficial effect who has does:

the utility model discloses a restore 3D and print plastic products's device, extrude the head at body of rod lower extreme setting, extrude overhead repair mechanism that sets up, can print plastic products to needs prosthetic 3D and do the restoration, set up grinding machanism in the upper end of the body of rod, can print plastic products to accomplish prosthetic 3D and polish to effectively restore plastic products to 3D, an instrument just can accomplish restoration and polish twice process, and is more convenient to use, and the treatment effeciency is higher, and the operation is handled more simply.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural diagram 1 of the present invention;

fig. 2 is a schematic structural diagram 2 of the present invention.

Wherein: 1-rod body, 2-extrusion head, 3-polishing switch, 4-heating knob, 5-extrusion switch, 6-polishing motor, 7-connecting shaft, 8-polishing head, 9-polishing through hole, 10-extrusion motor, 11-guide tube, 12-insertion hole, 13-guide sleeve, 14-spraying hole, 15-driving roller, 16-driven roller, 17-temperature sensor, 18-electric heating wire, 19-controller, 20-alarm and 21-spray head.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the following detailed description, but the present invention is not limited thereto.

Referring to fig. 1 and 2, the utility model discloses a restore 3D and print plastic products's device, including the body of rod 1, wherein, 1 upper end of the body of rod be equipped with grinding machanism, 1 lower extreme of the body of rod be equipped with the body of rod 1 cup joint extrude first 2, extrude and be equipped with repair mechanism on the first 2, the middle part outer wall of the body of rod 1 is equipped with grinding switch 3, heating knob 4 and extrudes switch 5, grinding switch 3 and grinding machanism circuit connection, heating knob 4 and extrusion switch 5 all with repair mechanism circuit connection. The head is extruded in the setting of 1 lower extreme of the body of rod, set up repair mechanism on extruding head 2, can do the restoration to the defective position that needs prosthetic 3D to print plastic products, set up grinding machanism in the upper end of the body of rod 1, can print plastic products to accomplish prosthetic 3D and polish, so that print plastic products to 3D and effectively restore, a instrument just can accomplish restoration and polish twice process, and it is more convenient to use, and the treatment effeciency is higher, and the operation is handled simplyr.

Grinding machanism include grinding motor 6, connecting axle 7 and polish head 8, grinding motor 6 install on 1 upper portion of the body of rod, 1 top of the body of rod be equipped with polish through-hole 9, the bottom of connecting axle 7 is connected with grinding motor 6's power take off end, connecting axle 7 stretch out polish through-hole 9, the bottom of connecting axle 7 is connected with polish head 8, grinding motor 6 and polish switch 3 circuit connection. When the defective positions of the 3D printed plastic products are required to be polished, the polishing switch 5 is pressed down, and the polishing motor 4 rotates to drive the polishing head 8 to polish and polish.

Repair mechanism including extruding motor 10 and stand pipe 11, extruding motor 10 install extrude in head 2, the lateral wall of extruding head 2 is equipped with inserted hole 12 that is used for inserting the plastics silk, the outer end setting of stand pipe 11 is on inserted hole 12, the inner export of stand pipe 11 is equipped with transport mechanism, the power take off end of extruding motor 10 is connected with transport mechanism, transport mechanism's direction of transfer is equipped with uide bushing 13, the bottom of extruding head 2 is equipped with spout mouth 14, uide bushing 13 stretch out outside spout mouth 14, the outside of uide bushing 13 is equipped with heating element, heating element and 4 circuit connection of heating knob, extruding

motor

10 and 5 circuit connection of extrusion switch. When the defective position of the 3D printing plastic product needs to be repaired or the damaged plastic product chamber needs to be repaired, the heating knob 4 is turned on, the heating temperature is set by rotating the heating knob 4 according to the characteristics of the plastic, and the heating element heats the guide sleeve 13 until the set constant temperature value is reached. At the moment, the extrusion switch 5 is adjusted to an extrusion gear, the extrusion motor 10 drives the conveying mechanism to rotate, the plastic wires for 3D printing penetrate into the guide pipe 11, the plastic wires are pulled into the guide sleeve 13 to be heated under the traction of the rotation of the conveying mechanism, the plastic wires are extruded out of the guide sleeve 13 after being softened into molten plastic, and the molten plastic wires flow to the defective positions of the 3D printed plastic products or damaged plastic product chambers to be repaired.

The conveying mechanism comprises a driving roller 15 and a driven roller 16 which are arranged on the outlet side of the inner end of the guide pipe 11, the driving roller 15 is connected with the power output end of the extruding motor 10, and the driving roller 15 is meshed with the driven roller 16. When the extruding motor 10 runs, the driving roller 15 is driven to rotate in the positive direction or the negative direction, and the driving roller 15 rotates to drive the driven roller 16 and the driving roller 15 to rotate in the negative direction, so that the plastic wires for 3D printing are conveyed to the guide sleeve 13 or the guide sleeve 13 is pulled out.

Heating element include temperature sensor 17, heating wire 18, controller 19 and alarm 20, heating wire 18 and temperature sensor 17 all be located the outside of uide bushing 13, controller 19 and alarm 20 install in extruding head 2, temperature sensor 17, heating wire 18, alarm 20 and heating knob 4 all with controller 19 circuit connection. When the defective position of 3D printing plastic products needs to be repaired or the damaged plastic product room needs to be repaired, the heating knob 4 is opened, the heating temperature is set by rotating the heating knob 4 according to the characteristics of plastics, at the moment, the heating wire 18 heats the guide sleeve 13, the temperature sensor 17 monitors the temperature of the guide sleeve 13 in real time and sends the monitored temperature value to the controller 19, when the controller 19 finds that the temperature value reaches the set constant temperature value, the controller 19 controls the heating wire 18 to stop heating, when the controller 19 finds that the temperature value is lower than the set constant temperature value, the controller 19 controls the heating wire 18 to continue heating, and the constancy of the temperature is ensured. When the heating temperature reaches the set constant temperature value, the controller 19 controls the alarm 20 to give out a dripping prompt sound.

The bottom of the guide sleeve 13 is provided with a spray head 21, and the spray head 21 is in threaded connection with the guide sleeve 13. When repairing, the nozzle 21 is needed to heat and soften the plastic at the repaired position of the 3D printed plastic product, and the plastic sprayed from the nozzle 11 and the plastic at the repaired position can be effectively fused together. The spray head 21 is connected with the guide sleeve 13 through threads, and when maintenance and repair are needed, the spray head 11 can be conveniently and quickly disassembled.

The extrusion head 2 is in threaded connection with the rod body 1. When maintenance and repair are needed, the extrusion head 2 can be conveniently and quickly disassembled and assembled.

The extrusion switch 5 is provided with a stop gear, an extrusion gear and a pull-out gear. When the extrusion switch 5 is adjusted to an extrusion gear, the extrusion motor 10 drives the conveying mechanism to rotate, so that the plastic wires for 3D printing penetrate into the guide pipe 11, the plastic wires are pulled into the guide sleeve 13 to be heated under the traction of the rotation of the conveying mechanism, and the plastic wires are extruded out of the guide sleeve 13 after being softened into molten plastic and flow to the defective positions of the 3D printed plastic products or the damaged plastic product chambers to be repaired. When the plastic is not required to be sprayed, the extrusion switch 5 is adjusted to a stop, the extrusion motor 10 stops rotating, and the plastic stops spraying. When the plastic wire needs to be pulled out of the extrusion head 2, the extrusion switch 5 is adjusted to a pulling-out gear, the extrusion motor 10 rotates reversely, the plastic wire is pulled out of the guide sleeve 13 under the traction of the rotation of the conveying mechanism, and the plastic wire can be pulled out of the guide pipe 11 by hands.

The above description is only for the preferred embodiment of the present invention, and all modifications, equivalents, improvements and the like made within the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a restore 3D and print plastic products's device, includes the body of rod (1), its characterized in that, body of rod (1) upper end be equipped with grinding machanism, body of rod (1) lower extreme be equipped with extrude head (2) that cup joint with the body of rod (1), extrude and be equipped with repair mechanism on head (2), the middle part outer wall of the body of rod (1) is equipped with polish switch (3), heating knob (4) and extrudes switch (5), polish switch (3) and grinding machanism circuit connection, heating knob (4) and extrusion switch (5) all with repair mechanism circuit connection.

2. The device for repairing 3D printed plastic products according to claim 1, wherein the polishing mechanism comprises a polishing motor (6), a connecting shaft (7) and a polishing head (8), the polishing motor (6) is installed on the upper portion of the rod body (1), a polishing through hole (9) is formed in the top of the rod body (1), the bottom of the connecting shaft (7) is connected with a power output end of the polishing motor (6), the connecting shaft (7) extends out of the polishing through hole (9), the bottom of the connecting shaft (7) is connected with the polishing head (8), and the polishing motor (6) is in circuit connection with the polishing switch (3).

3. The device for repairing 3D printed plastic product according to claim 1, wherein the repairing mechanism comprises an extruding motor (10) and a guiding tube (11), the extruding motor (10) is installed in the extruding head (2), the side wall of the extruding head (2) is provided with an insertion hole (12) for inserting the plastic wire, the outer end of the guiding tube (11) is arranged on the insertion hole (12), the inner end outlet of the guiding tube (11) is provided with a conveying mechanism, the power output end of the extruding motor (10) is connected with the conveying mechanism, the conveying direction of the conveying mechanism is provided with a guiding sleeve (13), the bottom of the extruding head (2) is provided with a spraying port (14), the guiding sleeve (13) extends out of the spraying port (14), the outer side of the guiding sleeve (13) is provided with a heating element, and the heating element is in circuit connection with a heating knob (4), the extrusion motor (10) is connected with the extrusion switch (5) through a circuit.

4. The apparatus for repairing a 3D printed plastic article according to claim 3, wherein the conveying mechanism is a driving roller (15) and a driven roller (16) disposed at an outlet side of an inner end of the guide tube (11), the driving roller (15) is connected with a power output end of the extrusion motor (10), and the driving roller (15) is engaged with the driven roller (16).

5. The apparatus for repairing a 3D printed plastic article according to claim 3, wherein the heating element comprises a temperature sensor (17), a heating wire (18), a controller (19) and an alarm (20), the heating wire (18) and the temperature sensor (17) are located outside the guide sleeve (13), the controller (19) and the alarm (20) are installed in the extrusion head (2), and the temperature sensor (17), the heating wire (18), the alarm (20) and the heating knob (4) are electrically connected with the controller (19).

6. The device for repairing 3D printed plastic products according to claim 3, wherein the bottom of the guide sleeve (13) is provided with a spray head (21), and the spray head (21) is in threaded connection with the guide sleeve (13).

7. The apparatus for repairing a 3D printed plastic article according to claim 1, wherein the extrusion head (2) and the rod body (1) are threadedly connected.

8. The apparatus for repairing a 3D printed plastic article according to claim 1, wherein the extrusion switch (5) is provided with a stop, an extrusion stop and a pull-out stop.