CN112809974A - Waste treatment device for 3D printer - Google Patents

Waste treatment device for 3D printer Download PDF

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Publication number
CN112809974A
CN112809974A CN202011528944.8A CN202011528944A CN112809974A CN 112809974 A CN112809974 A CN 112809974A CN 202011528944 A CN202011528944 A CN 202011528944A CN 112809974 A CN112809974 A CN 112809974A
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CN
China
Prior art keywords
groups
rotating rod
shell
assembly
crushing
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Pending
Application number
CN202011528944.8A
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Chinese (zh)
Inventor
张文义
王玲钰
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Wuhu Aisandi Electronic Technology Co ltd
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Wuhu Aisandi Electronic Technology Co ltd
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Publication date
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Priority to CN202011528944.8A priority Critical patent/CN112809974A/en
Publication of CN112809974A publication Critical patent/CN112809974A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/022—Melting the material to be shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30—Auxiliary operations or equipment
    • B29C64/357—Recycling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B2017/0424—Specific disintegrating techniques; devices therefor
    • B29B2017/044—Knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B2017/0424—Specific disintegrating techniques; devices therefor
    • B29B2017/0472—Balls or rollers in a container
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Food Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention relates to the technical field of printer consumable material treatment, in particular to a waste treatment device for a 3D printer. The processing device comprises a first crushing assembly, a second crushing assembly, a preheating assembly and a forming assembly; the second crushing assembly comprises a second shell and a third rotating rod; a second feed inlet is formed in the top of the second shell, the third rotating rod is located in the second shell, a plurality of groups of mounting grooves are formed in the third rotating rod, and a group of cutter head mechanisms are mounted in each group of mounting grooves; a second discharge hole is formed in the bottom of the second shell; the first crushing assembly is positioned above the second shell, and a blanking mechanism of the first crushing assembly is communicated with the second feeding hole; the preheating assembly is communicated with the bottom of the second discharge hole; the forming assembly is communicated with the bottom of the preheating assembly. The invention improves the working efficiency, enhances the preheating effect and improves the quality of melt molding.

Description

Waste treatment device for 3D printer
Technical Field
The invention belongs to the technical field of printer consumable material treatment, and particularly relates to a waste treatment device for a 3D printer.
Background
3D printing, one of the rapid prototyping technologies, is a technology for constructing an object by layer-by-layer printing based on a digital model file. The material is the material basis of 3D printing, and in the 3D printing process, a large amount of leftover materials and defective products or overdue unusable waste materials are generated due to misoperation or mechanical failure.
If the waste materials are directly discarded, not only environmental pollution is caused, but also the working cost is increased. A specific 3D printer is required to recycle the waste materials by a waste material treatment apparatus.
The recycling method generally includes melting the 3D printing waste and extruding the melted waste again for recycling. Before the melting and forming, the 3D printing waste needs to be rolled and decomposed.
Traditional processing apparatus all utilizes crushing roller to decompose directly, but crushing roller's tooth is great, and the decomposition effect is not good, can only roughly roll the decomposition to 3D printing waste material, and the volume of the 3D printing waste material piece after being decomposed is still great, when the melting, just needs more time to work efficiency has been reduced.
Disclosure of Invention
In order to solve the problems, the invention provides a waste treatment device for a 3D printer, which comprises a first crushing assembly, a second crushing assembly, a preheating assembly and a forming assembly;
the second crushing assembly comprises a second shell and a third rotating rod; a second feed inlet is formed in the top of the second shell, the third rotating rod is located in the second shell, a plurality of groups of mounting grooves are formed in the third rotating rod, and a group of cutter head mechanisms are mounted in each group of mounting grooves; a second discharge hole is formed in the bottom of the second shell;
the cutter head mechanism comprises a first crushing blade, a second crushing blade, a fixing bolt, two groups of fixing sheet connecting rods and two groups of fixing sheets; the first crushing blade and the second crushing blade are symmetrically clamped in the mounting groove, one ends of two groups of fixing sheet connecting rods are respectively and fixedly connected to the inner walls of the first crushing blade and the second crushing blade, the other ends of the two groups of fixing sheet connecting rods are respectively and fixedly connected with one group of fixing sheets, and the two groups of fixing sheets can be mutually attached in the vertical direction; two groups of fixing pieces are respectively provided with a group of through holes, and the axle wires of the two groups of through holes can be overlapped; the fixing bolt can movably penetrate through the two groups of through holes; a plurality of groups of crushing cutter teeth are arranged on the outer walls of the first crushing blade and the second crushing blade at equal intervals;
the first crushing assembly is positioned above the second shell, and a blanking mechanism of the first crushing assembly is communicated with the second feeding hole; the preheating assembly is communicated with the bottom of the second discharge hole; the forming assembly is communicated with the bottom of the preheating assembly.
Furthermore, the first crushing assembly comprises a first shell, a first rotating rod, a second rotating rod, a transmission gear, a driven gear and two groups of crushing rollers;
the top of the first shell is provided with a first feeding hole, the first rotating rod and the second rotating rod are positioned on the same horizontal plane, one end of the first rotating rod and one end of the second rotating rod are respectively and rotatably connected to the inner wall of the same side of the first shell through a group of bearing seats, the other ends of the first rotating rod and the second rotating rod penetrate through the outside of the first shell, the transmission gear and the driven gear are respectively and fixedly installed on the first rotating rod and the second rotating rod, and the transmission gear and the driven gear are in meshing connection; the first rotating rod is in transmission connection with a rotating part of the second crushing assembly through a first power assembly; and the two groups of crushing rollers are respectively sleeved on the first rotating rod and the second rotating rod.
Further, the processing device also comprises a first power assembly, wherein the first power assembly comprises a first servo motor, a first belt and two groups of first belt pulleys;
the first servo motor is arranged on the outer wall of one side of the second shell, the output end of the first servo motor is in transmission connection with the third rotating rod through a coupler, and two groups of first belt pulleys are fixedly arranged on the first rotating rod and the third rotating rod respectively; and the two groups of first belt pulleys are in transmission connection through a first belt.
Furthermore, the second crushing assembly also comprises a screening mechanism, the screening mechanism is arranged below the second discharge port, four sides of a shell of the screening mechanism are provided with pleated cloth, and the other ends of the pleated cloth are respectively arranged on the inner walls of the four sides of the second discharge port;
the other end of the third rotating rod is rotatably connected to the inner wall of the other side of the second shell through a bearing seat.
Furthermore, the screening mechanism comprises a filter screen support frame, a filter screen and a vibration motor;
the filter screen support frame is positioned right below the second discharge hole, and the outer walls of four sides of the filter screen support frame are fixedly connected with the pleated cloth; two groups of steps are symmetrically arranged on the inner walls of the two sides of the filter screen support frame, and the bottom of the filter screen is attached to the steps; two groups of handles are symmetrically arranged at the top of the filter screen; the vibration motor is fixedly arranged at the bottom of the filter screen support frame.
Further, the preheating assembly comprises a third shell, a fourth rotating rod, a hollow pipe and a heat outlet roller;
a preheating bin feeding hole is formed in the top of the third shell, and is located right below the filter screen; one end of the fourth rotating rod is fixedly connected with the hollow pipe; the heat discharging roller is sleeved on the hollow pipe, a plurality of groups of air holes are formed in the hollow pipe, and the hollow pipe can be communicated with the heat discharging roller through the plurality of groups of air holes; the surface of the heat outlet roller is provided with a plurality of groups of heat outlet holes; and a preheating bin discharge hole is formed in the bottom of the third shell.
Further, the forming assembly comprises a fourth shell, a screw rod, a spiral conveying blade and an extrusion head;
a forming bin feeding hole is formed in the top of the fourth shell and communicated with the bottom of the preheating bin discharging hole; one end of the screw rod is rotatably connected to the inner wall of one side of the fourth shell through a bearing seat; the spiral conveying blade is fixedly arranged on the spiral rod; and a plurality of groups of extruding openings are formed in one side wall of the fourth shell, which is close to the bearing block.
Further, an extrusion head is fixedly mounted on the outer wall of one side, close to the bearing seat, of the fourth shell; the extrusion head can be communicated with the fourth shell through an extrusion port.
Furthermore, a ceramic heater is installed on the forming assembly and is respectively communicated with the hollow pipe and the fourth shell through two groups of air pipes.
Further, the processing device also comprises a second power assembly, wherein the second power assembly comprises a second servo motor, a second belt and two groups of second belt wheels;
the second servo motor is fixedly arranged on the outer wall of one side of the fourth shell, which is far away from the extrusion head, and the output end of the second servo motor is in transmission connection with the screw rod through a coupler; and the two groups of second belt pulleys are fixedly arranged on the screw rod and the fourth rotating rod respectively and are in transmission connection through a second belt.
The invention has the beneficial effects that:
1. utilize two sets of crushing running rollers to carry out preliminary rolling earlier and decompose, the further cutting of going on of a plurality of groups of cutterhead mechanisms of rethread is smashed for 3D prints the volume of waste material piece littleer, has shortened follow-up shaping during operation, and the melting time of piece has further promoted work efficiency.
2. The first crushing blade and the second crushing blade of the cutter head mechanism are fixed by fixing bolts and are detachable; when the crushing blade needs to be maintained and replaced, only the fixing bolt needs to be pulled out, and the fixing sheet connecting rod and the fixing sheet are pulled out from the through hole in the fixing groove. The installation is convenient and fast, and the working time is saved.
3. Before 3D printed waste material carries out the melt shaping, distribute heat energy to the third casing through going out the hot-rolling hole earlier, preheat 3D printed waste material in advance to under the rotatory produced inertia effect of hot-rolling, not only promoted the speed that heat energy distributes, also made 3D printed waste material piece preheat and got more evenly, with this effect that has improved preheating work.
4. Will adsorb the foreign matter on 3D printing waste surface originally through screening mechanism to and be difficult to will be intercepted by the bulky waste material piece of quick melting, improve piece purity, promote melt forming's quality.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 shows a schematic structural diagram of a processing apparatus according to an embodiment of the invention;
FIG. 2 shows a schematic cross-sectional view of a processing device according to an embodiment of the invention;
FIG. 3 illustrates a right side cross-sectional view of a first size reduction assembly and a second size reduction assembly in accordance with an embodiment of the present invention;
FIG. 4 shows a schematic top view of a pulverizing roller according to an embodiment of the present invention;
FIG. 5 shows a schematic view of the connection of the cutter head mechanism and the third rotary rod according to the embodiment of the present invention;
FIG. 6 shows an exploded schematic view of a screening mechanism according to an embodiment of the present invention;
FIG. 7 shows a schematic cross-sectional view of a preheat assembly and a molding assembly in accordance with an embodiment of the invention;
FIG. 8 shows a schematic cross-sectional view of a hollow tube according to an embodiment of the invention;
FIG. 9 shows a schematic cross-sectional view of a molding assembly according to an embodiment of the present invention.
In the figure: 1. a first size reduction assembly; 101. a first housing; 102. a first feed port; 103. a first rotating lever; 104. a second rotating rod; 105. a crushing roller; 106. a transmission gear; 107. a driven gear; 2. a second size reduction assembly; 201. a second housing; 202. a third rotating rod; 203. a screening mechanism; 2031. a filter screen support frame; 2032. a step; 2033. filtering and screening; 2034. a handle; 2035. vibrating a motor; 204. pleated cloth; 205. a cutter head mechanism; 2051. a first crushing blade; 2052. a second crushing blade; 2053. a fixing sheet connecting rod; 2054. a fixing sheet; 2055. fixing the bolt; 2056. crushing cutter teeth; 3. a preheating assembly; 301. a third housing; 302. a feed inlet of the preheating bin; 303. a fourth rotating rod; 304. a hollow tube; 305. air holes are formed; 306. discharging the hot roller; 307. a discharge hole of the preheating bin; 4. a molding assembly; 401. a fourth housing; 402. a screw rod; 403. a spiral conveying blade; 404. a material extruding opening; 405. an extrusion head; 406. a forming bin feed inlet; 5. a ceramic heater; 6. a first power assembly; 601. a first servo motor; 602. a first pulley; 603. a first belt; 7. a second power assembly; 701. a second servo motor; 702. a second pulley; 703. a second belt; 8. and sealing the bin gate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a waste treatment device for a 3D printer, which comprises a first crushing assembly 1, a second crushing assembly 2, a preheating assembly 3 and a forming assembly 4. Illustratively, as shown in fig. 1 and 2, the second size reduction assembly 2 communicates with the bottom of the first size reduction assembly 1. The first crushing assembly 1 is used for crushing the 3D printing waste. The second crushing assembly 2 further crushes the 3D printing waste processed by the first crushing assembly 1, so that the volume of fragments of the second crushing assembly is smaller, and the subsequent heating forming is facilitated.
The preheating assembly 3 is communicated with the bottom of the second crushing assembly 2. The preheating assembly 3 is used for heating fragments of 3D printing waste.
The forming component 4 is communicated with the bottom of the preheating component 3. The molding assembly 4 may further heat and dissolve the preheated 3D printing waste, and then re-extrude and mold.
And the forming component 4 is provided with a ceramic heater 5, and the ceramic heater 5 is respectively communicated with the preheating component 3 and the forming component 4 through two groups of air pipes. The ceramic heater 5 is used for providing heat energy for preheating of the 3D printing waste and melt molding.
The treatment device further comprises a first power assembly 6 and a second power assembly 7. The first power assembly 6 is installed on the outer wall of one side of the second crushing assembly 2, and the first power assembly 6 is in transmission connection with the rotating part of the first crushing assembly 1 and the rotating part of the second crushing assembly 2 respectively. The first power assembly 6 is used for providing power for the rotating part of the first crushing assembly 1 and the rotating part of the second crushing assembly 2.
The second power assembly 7 is installed on the outer wall of one side of the forming assembly 4, and the second power assembly 7 is in transmission connection with the rotating part of the preheating assembly 3 and the rotating part of the forming assembly 4 respectively. The second power assembly 7 is used for providing power for the rotating part of the preheating assembly 3 and the rotating part of the forming assembly 4.
The first crushing assembly 1 comprises a first shell 101, a first rotating rod 103, a second rotating rod 104, a transmission gear 106, a driven gear 107 and two groups of crushing rollers 105. Exemplarily, as shown in fig. 3 and 4, a first feed inlet 102 is formed in the top of the first housing 101, the first rotating rod 103 and the second rotating rod 104 are located on the same horizontal plane, one end of the first rotating rod 103 and one end of the second rotating rod 104 are respectively connected to the inner wall of the first housing 101 on the same side through a set of bearing seats in a rotating manner, the other end of the first rotating rod 103 and the other end of the second rotating rod 104 penetrate through the outside of the first housing 101, the transmission gear 106 and the driven gear 107 are respectively fixedly installed on the first rotating rod 103 and the second rotating rod 104, and the transmission gear 106 and the driven gear are connected in a meshing manner. The first rotating rod 103 is in transmission connection with the rotating part of the second crushing assembly 2 through a first power assembly 6. Two groups of crushing rollers 105 are respectively sleeved on the first rotating rod 103 and the second rotating rod 104.
First, the first power assembly 6 is started, the first rotating rod 103 is driven by the first power assembly 6 to rotate towards the direction of the second rotating rod 104, and then the second rotating rod 104 is driven to rotate towards the direction of the first rotating rod 103 by the meshing connection relationship between the transmission gear 106 and the driven gear 107. Then put 3D printing waste material into first casing 101 through first feed inlet 102, when the waste material falls the junction of two sets of crushing running roller 105, will be rolled and decomposed by two sets of crushing running roller 105 in the relative direction rotation to the fragment can fall in the first casing 101 discharge gate in below through the gap between two sets of crushing running roller 105, and finally get into in the second crushing unit 2. The 3D printing waste material after the decomposition is convenient for melt forming, has promoted work efficiency.
The second size reduction assembly 2 includes a second housing 201, a third rotating bar 202, and a screening mechanism 203. Illustratively, as shown in fig. 3, a second feed opening is formed at the top of the second casing 201, and the second feed opening is communicated with the feed opening of the first casing 101. One end of the third rotating rod 202 is in transmission connection with the transmission part of the first power assembly 6 through a coupler, and the other end of the third rotating rod is in rotation connection with the inner wall of the other side of the second shell 201 through a bearing seat. A plurality of groups of mounting grooves are formed in the third rotating rod 202, and each group of mounting grooves is internally provided with a group of cutter head mechanisms 205. A second discharge port is formed in the bottom of the second casing 201, the screening mechanism 203 is arranged below the second discharge port, pleated cloth 204 is arranged on four sides of the casing of the screening mechanism 203, and the other end of the pleated cloth 204 is respectively installed on the inner walls of the four sides of the second discharge port. The second shell 201 is provided with a sealing bin door 8.
The first power assembly 6 includes a first servo motor 601, a first belt 603 and two sets of first pulleys 602. First servo motor 601 install on second casing 201 one side outer wall, just first servo motor 601's output pass through the shaft coupling with third bull stick 202 transmission is connected, and two sets of first belt pulley 602 is fixed mounting respectively on first bull stick 103 and third bull stick 202. And the two sets of first belt pulleys 602 are in transmission connection through a first belt 603.
The cutterhead mechanism 205 includes a first crushing blade 2051, a second crushing blade 2052, a fixing bolt 2055, two sets of fixing sheet connecting rods 2053 and two sets of fixing sheets 2054. Exemplarily, as shown in fig. 6, the first crushing blade 2051 and the second crushing blade 2052 are symmetrically clamped in the mounting grooves, one end of each of the two sets of fixing plate connecting rods 2053 is fixedly connected to the inner wall of the first crushing blade 2051 and the inner wall of the second crushing blade 2052, the other end of each of the two sets of fixing plates 2054 is fixedly connected to the other end of each of the two sets of fixing plates 2054, and the two sets of fixing plates 2054 can be attached to each other in a vertical direction. Two sets of stationary blade 2054 is last to have seted up a set of through-hole respectively, and the axis of two sets of through-hole can coincide. The fixing bolt 2055 can movably penetrate through the two groups of through holes. A plurality of groups of crushing cutter teeth 2056 are arranged on the outer walls of the first crushing cutter 2051 and the second crushing cutter 2052 at equal intervals, and the size of the crushing cutter teeth 2056 is smaller than that of the teeth of the crushing roller 105.
First, the third rotating rod 202 is driven to rotate through the first servo motor 601, then the third rotating rod 202 rotates to drive the cutter disc mechanisms 205 of the plurality of groups to rotate, and then the decomposed 3D printing waste materials can be in contact with the rotating cutter disc mechanisms 205 after entering the second shell 201 through the second feeding hole and are further cut and crushed by the cutter discs 205, so that the volume of 3D printing waste material fragments is reduced, the melting time of the fragments during subsequent forming work is shortened, and the working efficiency is further improved.
The first crushing blade 2051 and the second crushing blade 2052 of the cutter mechanism 205 are detachably fixed by a fixing bolt 2055. When the crushing blade needs to be maintained and replaced, the fixing bolt 2055 is only required to be pulled out, and the fixing piece connecting rod 2053 and the fixing piece 2054 are only required to be pulled out from the through hole in the fixing groove. The installation is convenient and fast, and the working time is saved.
The screening mechanism 203 includes a filter screen support frame 2031, a filter screen 2033, and a vibration motor 2035. For example, as shown in fig. 5, the filter screen supporting frame 2031 is located right below the second discharge port, and the outer walls of four sides of the filter screen supporting frame 2031 are all fixedly connected to the pleated cloth 204. Two groups of steps 2032 are symmetrically arranged on the inner walls of two sides of the filter screen support frame 2031, and the bottom of the filter screen 2033 is attached to the steps 2032. Two groups of handles 2034 are symmetrically arranged on the top of the filter screen 2033. The vibration motor 2035 is fixedly mounted at the bottom of the filter screen support frame 2031.
First, the vibration motor 2035 is started, and the vibration motor 2035 is used to drive the filter screen support frame 2031 and the filter screen 2033 to vibrate simultaneously. Fragments of 3D printing waste fall onto the filter screen 2033 after being further cut and crushed by the cutter head mechanism 205, and then fall into the preheating assembly 3 below through the slits of the filter screen 2033 by the vibration of the filter screen 2033. And the foreign matter that adsorbs originally on 3D printing waste material surface and the bulky waste material piece that is difficult to by quick melting will be intercepted, then when the device was idle, open sealed door 8, directly take out filter sieve 2033 through two sets of handles 2034 to take off the bulky waste material piece on the filter sieve 2033 and carry out the regrinding processing, clear away the foreign matter again. Therefore, the purity of the fragments is improved, and the quality of melt molding is improved.
The preheating assembly 3 includes a third housing 301, a fourth rotating rod 303, a hollow pipe 304 and a heat discharging roller 306. Illustratively, as shown in fig. 7 and 8, a preheating bin feed inlet 302 is formed at the top of the third casing 301, and the preheating bin feed inlet 302 is located right below the filter screen 2033. One end of the fourth rotating rod 303 is fixedly connected with the transmission part of the second power assembly 7, the other end of the fourth rotating rod is fixedly connected with the hollow pipe 304, and the other end of the hollow pipe 304 is communicated with the ceramic heater 5 through a group of air pipes. The heat outlet roller 306 is sleeved on the hollow pipe 304, a plurality of groups of air holes 305 are formed in the hollow pipe 304, and the hollow pipe 304 can be communicated with the heat outlet roller 306 through the plurality of groups of air holes 305. The surface of the heat outlet roller 306 is provided with a plurality of groups of heat outlet holes. The bottom of the third shell 301 is provided with a preheating bin discharge hole 307.
The second power assembly 7 is started first, the fourth rotating rod 303 is driven to rotate by the second power assembly 7, and then the hollow pipe 304 and the heat outlet roller 306 are driven to rotate by the rotation of the fourth rotating rod 303. Then, the ceramic heater 5 is activated to operate and generate heat energy, the heat energy is transferred into the hollow pipe 304 through the air pipe, the heat energy enters the heat outlet roller 306 through the air holes 305, and the heat energy is uniformly dissipated into the third shell 301 through the heat outlet holes on the surface of the heat outlet roller 306. And under the inertia effect that goes out hot roller 306 rotation and produce, not only promoted the speed that heat energy gived off, also made 3D print waste material piece preheat more evenly to this has improved the effect of preheating work.
The forming assembly 4 comprises a fourth housing 401, a screw rod 402, a screw conveying blade 403 and an extrusion head 405. Illustratively, as shown in fig. 9, a forming bin feed inlet 406 is formed at the top of the fourth housing 401, and the forming bin feed inlet 406 is communicated with the bottom of the preheating bin discharge outlet 307. One end of the screw rod 402 is fixedly connected with the transmission part of the second power assembly 7 through a coupler, and the other end of the screw rod is rotatably connected with the inner wall of one side of the fourth shell 401 far away from the second power assembly 7 through a bearing seat. The spiral conveying blade 403 is fixedly installed on the spiral rod 402. A plurality of groups of extrusion holes 404 are formed in a side wall of the fourth housing 401 away from the second power assembly 7. And an extrusion head 405 is fixedly mounted on the outer wall of one side of the fourth shell 401 far away from the second power assembly 7. The extrusion head 405 may communicate with the fourth housing 401 through an extrusion port 404.
The second power assembly 7 includes a second servo motor 701, a second belt 703 and two sets of second belt pulleys 702. The second servo motor 701 is fixedly installed on the outer wall of one side of the fourth shell 401 far away from the extrusion head 405, and the output end of the second servo motor 701 is in transmission connection with the screw rod 402 through a coupler. The two sets of second pulleys 702 are respectively and fixedly installed on the screw rod 402 and the fourth rotating rod 303, and the two sets of second pulleys 702 are in transmission connection through a second belt 703.
First, the screw rod 402 and the spiral conveying blade 403 are driven to rotate by the second servo motor 701, and the preheated 3D printing waste is conveyed towards the extrusion head 405 by using the gap between the blades of the spiral conveying blade 403. Meanwhile, the temperature in the fourth housing 401 is raised to the range of 400-550 ℃ by the ceramic heater 5, and the 3D printing waste is gradually melted during the transportation process and then enters the extrusion head 405 through the extrusion opening 404. And is extruded in a wire-like shape from the extrusion head 405 under the continuous conveying and extrusion of the subsequent scrap. The recycling of 3D printing waste materials is realized.
Utilize two sets of crushing running rollers 105 to carry out preliminary rolling earlier and decompose, rethread a plurality of groups of cutterhead mechanisms 205 carry out further cutting and smash for the volume of 3D printing waste material piece is littleer, has shortened follow-up shaping during operation, and the melting time of piece has further promoted work efficiency. The first crushing blade 2051 and the second crushing blade 2052 of the cutter mechanism 205 are detachably fixed by a fixing bolt 2055. When the crushing blade needs to be maintained and replaced, the fixing bolt 2055 is only required to be pulled out, and the fixing piece connecting rod 2053 and the fixing piece 2054 are only required to be pulled out from the through hole in the fixing groove. The installation is convenient and fast, and the working time is saved. Before 3D printed waste material carries out melt forming, give off heat energy through going out the hot hole earlier through going out hot-rolling 306 and give off third casing 301, preheat 3D printed waste material in advance to under the rotatory produced inertia effect of going out hot-rolling 306, not only promoted the speed that heat energy gave off, also made 3D printed waste material piece preheat more evenly, with this effect that has improved preheating work. Will adsorb the foreign matter on 3D printing waste surface originally through screening mechanism 203 to and be difficult to will be intercepted by the bulky waste material piece of quick melting, improved piece purity, promoted melt-forming's quality.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a waste material processing apparatus for 3D printer which characterized in that: the processing device comprises a first crushing assembly (1), a second crushing assembly (2), a preheating assembly (3) and a forming assembly (4);
the second crushing assembly (2) comprises a second shell (201) and a third rotating rod (202); a second feeding hole is formed in the top of the second shell (201), the third rotating rod (202) is located in the second shell (201), a plurality of groups of mounting grooves are formed in the third rotating rod (202), and a group of cutter head mechanisms (205) is mounted in each group of mounting grooves; a second discharge hole is formed in the bottom of the second shell (201);
the cutter head mechanism (205) comprises a first crushing blade (2051), a second crushing blade (2052), a fixing bolt (2055), two groups of fixing sheet connecting rods (2053) and two groups of fixing sheets (2054); the first crushing blade (2051) and the second crushing blade (2052) are symmetrically clamped in the mounting grooves, one ends of two groups of fixing piece connecting rods (2053) are respectively and fixedly connected to the inner walls of the first crushing blade (2051) and the second crushing blade (2052), the other ends of the two groups of fixing pieces connecting rods are respectively and fixedly connected with one group of fixing pieces (2054), and the two groups of fixing pieces (2054) can be mutually attached in the vertical direction; two groups of fixing pieces (2054) are respectively provided with a group of through holes, and the central axes of the two groups of through holes can be overlapped; the fixing bolt (2055) can movably penetrate through the two groups of through holes; a plurality of groups of crushing cutter teeth (2056) are arranged on the outer walls of the first crushing cutter (2051) and the second crushing cutter (2052) at equal intervals;
the first crushing assembly (1) is positioned above the second shell (201), and a blanking mechanism of the first crushing assembly (1) is communicated with the second feeding hole; the preheating assembly (3) is communicated with the bottom of the second discharge hole; the forming component (4) is communicated with the bottom of the preheating component (3).
2. The waste treatment device for the 3D printer according to claim 1, characterized in that: the first crushing assembly (1) comprises a first shell (101), a first rotating rod (103), a second rotating rod (104), a transmission gear (106), a driven gear (107) and two groups of crushing rollers (105);
the top of the first shell (101) is provided with a first feeding hole (102), the first rotating rod (103) and the second rotating rod (104) are positioned on the same horizontal plane, one end of the first rotating rod (103) and one end of the second rotating rod (104) are respectively connected to the inner wall of the first shell (101) on the same side through a group of bearing seats in a rotating mode, the other end of the first rotating rod (103) and the other end of the second rotating rod (104) penetrate through the outside of the first shell (101), the transmission gear (106) and the driven gear (107) are respectively fixedly installed on the first rotating rod (103) and the second rotating rod (104), and the transmission gear (106) is in meshing connection with the driven gear; the first rotating rod (103) is in transmission connection with a rotating part of the second crushing assembly (2) through a first power assembly (6); two groups of crushing rollers (105) are respectively sleeved on the first rotating rod (103) and the second rotating rod (104).
3. The waste treatment device for the 3D printer according to claim 2, characterized in that: the treatment device further comprises a first power assembly (6), wherein the first power assembly (6) comprises a first servo motor (601), a first belt (603) and two groups of first belt pulleys (602);
the first servo motor (601) is arranged on the outer wall of one side of the second shell (201), the output end of the first servo motor (601) is in transmission connection with the third rotating rod (202) through a coupler, and two groups of first belt pulleys (602) are fixedly arranged on the first rotating rod (103) and the third rotating rod (202) respectively; and the two groups of first belt pulleys (602) are in transmission connection through a first belt (603).
4. The waste treatment device for the 3D printer according to claim 1, characterized in that: the second crushing assembly (2) further comprises a screening mechanism (203), the screening mechanism (203) is arranged below the second discharge port, pleated cloth (204) is arranged on four sides of a shell of the screening mechanism (203), and the other ends of the pleated cloth (204) are respectively installed on the inner walls of the four sides of the second discharge port;
the other end of the third rotating rod (202) is rotatably connected to the inner wall of the other side of the second shell (201) through a bearing seat.
5. The waste treatment device for the 3D printer according to claim 4, characterized in that: the screening mechanism (203) comprises a filter screen support frame (2031), a filter screen (2033) and a vibration motor (2035);
the filter screen support frame (2031) is positioned right below the second discharge hole, and the outer walls of four sides of the filter screen support frame (2031) are fixedly connected with the pleated cloth (204); two groups of steps (2032) are symmetrically arranged on the inner walls of the two sides of the filter screen support frame (2031), and the bottom of the filter screen (2033) is attached to the steps (2032); two groups of handles (2034) are symmetrically arranged at the top of the filter sieve (2033); the vibration motor (2035) is fixedly arranged at the bottom of the filter screen support frame (2031).
6. The waste treatment apparatus for a 3D printer according to claim 1 or 5, characterized in that: the preheating assembly (3) comprises a third shell (301), a fourth rotating rod (303), a hollow pipe (304) and a heat outlet roller (306);
a preheating bin feeding hole (302) is formed in the top of the third shell (301), and the preheating bin feeding hole (302) is located right below the filter screen (2033); one end of the fourth rotating rod (303) is fixedly connected with the hollow pipe (304); the heat outlet roller (306) is sleeved on the hollow pipe (304), a plurality of groups of air holes (305) are formed in the hollow pipe (304), and the hollow pipe (304) can be communicated with the heat outlet roller (306) through the plurality of groups of air holes (305); the surface of the heat outlet roller (306) is provided with a plurality of groups of heat outlet holes; and a preheating bin discharge hole (307) is formed in the bottom of the third shell (301).
7. The waste treatment device for the 3D printer according to claim 6, characterized in that: the forming assembly (4) comprises a fourth housing (401), a screw rod (402), a screw conveying blade (403) and an extrusion head (405);
a forming bin feeding hole (406) is formed in the top of the fourth shell (401), and the forming bin feeding hole (406) is communicated with the bottom of the preheating bin discharging hole (307); one end of the screw rod (402) is rotatably connected to the inner wall of one side of the fourth shell (401) through a bearing seat; the spiral conveying blade (403) is fixedly arranged on the spiral rod (402); and a plurality of groups of extruding openings (404) are formed in one side wall of the fourth shell (401) close to the bearing seat.
8. The waste disposal device for 3D printers according to claim 7, wherein: an extrusion head (405) is fixedly mounted on the outer wall of one side, close to the bearing seat, of the fourth shell (401); the extrusion head (405) may be in communication with the fourth housing (401) through an extrusion port (404).
9. The waste disposal device for 3D printers according to claim 7, wherein: and the forming assembly (4) is provided with a ceramic heater (5), and the ceramic heater (5) is respectively communicated with the hollow pipe (304) and the fourth shell (401) through two groups of air pipes.
10. The waste disposal device for a 3D printer according to claim 9, wherein: the treatment device further comprises a second power assembly (7), wherein the second power assembly (7) comprises a second servo motor (701), a second belt (703) and two groups of second belt wheels (702);
the second servo motor (701) is fixedly installed on the outer wall of one side, away from the extrusion head (405), of the fourth shell (401), and the output end of the second servo motor (701) is in transmission connection with the spiral rod (402) through a coupler; the two groups of second belt pulleys (702) are respectively and fixedly arranged on the screw rod (402) and the fourth rotating rod (303), and the two groups of second belt pulleys (702) are in transmission connection through a second belt (703).
CN202011528944.8A 2020-12-22 2020-12-22 Waste treatment device for 3D printer Pending CN112809974A (en)

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CN202011528944.8A CN112809974A (en) 2020-12-22 2020-12-22 Waste treatment device for 3D printer

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Application Number Priority Date Filing Date Title
CN202011528944.8A CN112809974A (en) 2020-12-22 2020-12-22 Waste treatment device for 3D printer

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CN112809974A true CN112809974A (en) 2021-05-18

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113500779A (en) * 2021-08-24 2021-10-15 安徽省春谷3D打印智能装备产业技术研究院有限公司 3d prints and uses waste recovery device
CN115026311A (en) * 2022-08-11 2022-09-09 徐州大业三维科技有限公司 3D prints waste recycling treatment facility
CN116442430A (en) * 2023-06-16 2023-07-18 江苏三帝快速制造科技有限公司 Recovery device with sorting function for 3D printing

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CN109291315A (en) * 2018-09-20 2019-02-01 黄笑甜 A kind of printing consumables waste material recycling device
CN111504050A (en) * 2020-05-15 2020-08-07 常州华盈新能源设备有限公司 Electromagnetic heating double-roller machine
CN211660169U (en) * 2019-12-11 2020-10-13 莱阳新龙海食品有限公司 Efficient reducing mechanism for food processing

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CN204746465U (en) * 2015-06-24 2015-11-11 天津农学院 Modular straw bio -oil matter rubbing crusher
CN107139572A (en) * 2017-05-31 2017-09-08 浙江凯澳新材料有限公司 A kind of gluing stoving process of glass-fiber-fabric
CN109291315A (en) * 2018-09-20 2019-02-01 黄笑甜 A kind of printing consumables waste material recycling device
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Publication number Priority date Publication date Assignee Title
CN113500779A (en) * 2021-08-24 2021-10-15 安徽省春谷3D打印智能装备产业技术研究院有限公司 3d prints and uses waste recovery device
CN115026311A (en) * 2022-08-11 2022-09-09 徐州大业三维科技有限公司 3D prints waste recycling treatment facility
CN116442430A (en) * 2023-06-16 2023-07-18 江苏三帝快速制造科技有限公司 Recovery device with sorting function for 3D printing
CN116442430B (en) * 2023-06-16 2023-08-29 江苏三帝快速制造科技有限公司 Recovery device with sorting function for 3D printing

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