CN111730858A - Folding rack for 3D printer - Google Patents

Folding rack for 3D printer Download PDF

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Publication number
CN111730858A
CN111730858A CN202010574499.2A CN202010574499A CN111730858A CN 111730858 A CN111730858 A CN 111730858A CN 202010574499 A CN202010574499 A CN 202010574499A CN 111730858 A CN111730858 A CN 111730858A
Authority
CN
China
Prior art keywords
frame
correspondingly
connecting rod
lifting platform
hinged
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010574499.2A
Other languages
Chinese (zh)
Inventor
刘辉林
陈春
唐京科
敖丹军
纪国亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Chuangxiang 3D Technology Co Ltd
Original Assignee
Shenzhen Chuangxiang 3D Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Chuangxiang 3D Technology Co Ltd filed Critical Shenzhen Chuangxiang 3D Technology Co Ltd
Priority to CN202010574499.2A priority Critical patent/CN111730858A/en
Publication of CN111730858A publication Critical patent/CN111730858A/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
    • 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
    • B29C64/10—Processes of additive manufacturing
    • B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
    • B29C64/112—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
    • 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
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • 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
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/227—Driving means
    • B29C64/232—Driving means for motion along the axis orthogonal to the plane of a layer
    • 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
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)

Abstract

A folding rack for a 3D printer relates to the technical field of 3D printers, and comprises a frame, a lifting platform, a connecting rod I and a connecting rod II; the lifting platform is positioned above the end part of the frame close to one end and is horizontally arranged, and the lifting platform is correspondingly vertical to two side edges of the horizontally arranged frame; two side edges of the frame are respectively connected with a sliding seat in a sliding manner, the end parts of two sides of the frame, which are close to the lifting platform, are respectively provided with a fixed seat, and two sides of the frame are respectively provided with a driving device for driving the two sliding seats to reciprocate along the corresponding side edges of the frame; two corner ends at the top of the sliding seat are respectively hinged with one end of two connecting rods I, the other ends of the two connecting rods I are correspondingly hinged with two sides of the corresponding end of the lifting platform, and the four connecting rods I are correspondingly parallel; the invention effectively solves the problems of troublesome operation and poor printing quality of the existing folding printer.

Description

Folding rack for 3D printer
Technical Field
The invention relates to the technical field of 3D printers, in particular to a folding rack for a 3D printer.
Background
As is well known, with the continuous development of scientific technology, 3D printing technology is well applied and promoted in China, the conventional common 3D printer uses a lead screw in the vertical direction to lift a printing platform or print a spray head, i.e., the Z axis of the 3D printer is fixed, so that the 3D printer has a large volume, occupies a large part of space when not in use, and is inconvenient to store, and the phenomenon is a problem to be solved urgently by technical staff in the field;
the Chinese patent (publication number: CN 204997996U) discloses a foldable 3D printer, wherein a printer frame is hinged with a printing base, and the printer frame can be manually turned over around the hinged position of the printer frame and the printing base when not in use, so that the purpose of folding is realized; but the printing shower nozzle of this patent can be along with the upset of printer frame is folding and change the angle, need manually adjust to vertical state with the printer frame when needs are printed to guarantee that printing shower nozzle is perpendicular with the printing base plate, troublesome poeration, hardly guarantee moreover that printing shower nozzle and printing base plate's straightness that hangs down, the stability of printer frame is relatively poor, causes the product quality who prints relatively poor.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a folding rack for a 3D printer.
In order to achieve the purpose, the invention adopts the following technical scheme:
a folding rack for a 3D printer comprises a frame, a lifting platform, a connecting rod I and a connecting rod II; the lifting platform is positioned above the end part of the frame close to one end and is horizontally arranged, and the lifting platform is correspondingly vertical to two side edges of the horizontally arranged frame; two side edges of the frame are respectively connected with a sliding seat in a sliding manner, the end parts of two sides of the frame, which are close to the lifting platform, are respectively provided with a fixed seat, and two sides of the frame are respectively provided with a driving device for driving the two sliding seats to reciprocate along the corresponding side edges of the frame; two corner ends at the top of the sliding seat are respectively hinged with one end of two connecting rods I, the other ends of the two connecting rods I are correspondingly hinged with two sides of the corresponding end of the lifting platform, and the four connecting rods I are correspondingly parallel; the middle position of the rod body of the connecting rod I positioned on one side of the sliding seat is hinged with one end of a connecting rod II, the length of the connecting rod I is twice that of the connecting rod II, and the other end of the connecting rod II is correspondingly hinged with the corresponding fixed seat.
Preferably, the driving device comprises a motor, a screw rod and a screw nut, the motor is correspondingly and fixedly connected with one end of the frame, the output end of the motor is provided with the screw rod parallel to the side edge of the frame, the rod body of the screw rod is screwed with the screw nut, and the screw nut is correspondingly and fixedly connected with the corresponding sliding seat.
Preferably, the two driving devices on the two sides of the frame are correspondingly connected in a synchronous transmission mode through a synchronous belt and a synchronous belt wheel.
Preferably, the sliding seat comprises vertical plates arranged on the corresponding sides of the frame, and pulleys are respectively arranged at the center of the top and two corner ends of the bottom between the two vertical plates.
Preferably, both sides of the top of the fixed seat are respectively hinged with one end of two connecting rods II, and the other ends of the two connecting rods II are correspondingly hinged with both sides of the rod body of the corresponding connecting rod I.
Preferably, the connecting rod II is correspondingly hinged with the connecting rod I far away from the fixed seat.
Preferably, the fixing seat is correspondingly fastened and connected with the frame through a bolt.
Preferably, the fixed seat is provided with a limit switch for limiting the sliding seat to approach the limit position of the fixed seat.
Preferably, both ends of the lifting platform are provided with hinged seats.
Preferably, the frame and the lifting platform are both section bars.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the folding rack for the 3D printer is simple in structure, easy to assemble and low in production cost, two corner ends of the top of the sliding seat are respectively hinged with one end of two connecting rods I, the other ends of the two connecting rods I are correspondingly hinged with two sides of the corresponding end of the lifting platform, and the four connecting rods I are correspondingly parallel to each other, namely the two connecting rods I positioned at the same end of the lifting platform, the lifting platform and the sliding seat can correspondingly form a parallelogram four-connecting-rod mechanism; the middle position of a rod body of a connecting rod I positioned on one side of a sliding seat is hinged with one end of a connecting rod II, the length of the connecting rod I is twice that of the connecting rod II, the other end of the connecting rod II is correspondingly hinged with a corresponding fixed seat, namely, the sliding seat can be driven by a driving device to move close to or far away from the fixed seat along the corresponding side edge of a frame, so that a lifting platform is lifted or lowered in the same vertical plane, the lifting platform is always in a horizontal state, namely, a 3D printing nozzle can be arranged on the lifting platform, and the stability of the 3D printing nozzle can be effectively ensured; in addition, two drive arrangement of frame both sides correspond synchronous drive through hold-in range and synchronous pulley and connect, can guarantee two drive arrangement's synchronous operation through hold-in range and synchronous pulley promptly to avoid leading to the unexpected card of sliding seat to die because of two drive arrangement do not synchronous operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the lifting principle of the lifting platform;
fig. 3 is a schematic structural view of the sliding seat.
In the figure: 1. a frame; 2. a lifting platform; 3. a connecting rod I; 4. a connecting rod II; 5. a sliding seat; 5-1, vertical plate; 5-2, a pulley; 6. a fixed seat; 7. a drive device; 8. a limit switch; 9. a hinged seat.
Detailed Description
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
With reference to the attached drawings 1-3, the folding rack for the 3D printer comprises a frame 1, a lifting platform 2, a connecting rod I3 and a connecting rod II 4; the lifting platform 2 is positioned above the end part of the frame 1 close to one end and is horizontally arranged, and the lifting platform 2 is correspondingly vertical to two side edges of the horizontally arranged frame 1; two side edges of the frame 1 are respectively connected with a sliding seat 5 in a sliding manner, the end parts of two sides of the frame 1, which are close to the lifting platform 2, are respectively provided with a fixed seat 6, and two sides of the frame 1 are respectively provided with a driving device 7 for driving the two sliding seats 5 to reciprocate along the corresponding side edges of the frame 1; according to the requirement, the sliding seat 5 comprises vertical plates 5-1 arranged on the corresponding side edges of the frame 1, pulleys 5-2 are respectively arranged at the center of the top part and two corner ends of the bottom part between the two vertical plates 5-1, namely, the pulleys 5-2 at the top parts of the vertical plates 5-1 are correspondingly and rollably connected with the top parts of the corresponding side edges of the frame 1, and the pulleys 5-2 at the two corner ends of the bottom parts of the vertical plates 5-1 are correspondingly and rollably connected with the bottom parts of the corresponding side edges of the frame 1, so that the stability of the sliding seat 5 is effectively; the driving device 7 comprises a motor, a lead screw and a lead screw nut, the motor is correspondingly and tightly connected with one end of the frame 1, the lead screw which is correspondingly parallel to the side edge of the frame 1 is arranged at the output end of the motor, the lead screw nut is screwed on the rod body of the lead screw, and the lead screw nut is correspondingly and tightly connected with the corresponding sliding seat 5, namely, the sliding seat 5 can be driven by the motor to move close to or far away from the fixed seat 6 along the corresponding side edge of the frame 1;
two corner ends at the top of the sliding seat 5 are respectively hinged with one end of two connecting rods I3, the other ends of the two connecting rods I3 are correspondingly hinged with two sides of the corresponding end of the lifting platform 2, and the four connecting rods I3 are correspondingly parallel, namely the two connecting rods I3 at the same end of the lifting platform 2, the lifting platform 2 and the sliding seat 5 can correspondingly form a parallelogram four-bar mechanism; according to the requirement, the two ends of the lifting platform 2 are respectively provided with a hinge seat 9, namely, one end of the connecting rod I3 departing from the sliding seat 5 can be correspondingly hinged with the hinge seats 9, so that the assembly operation is convenient; the middle position of the rod body of the connecting rod I3 positioned on one side of the sliding seat 5 is hinged with one end of a connecting rod II 4, the length of the connecting rod I3 is twice that of the connecting rod II 4, the other end of the connecting rod II 4 is correspondingly hinged with the corresponding fixed seat 6, namely, the sliding seat 5 can be driven by the driving device 7 to move close to or far away from the fixed seat 6 along the corresponding side edge of the frame 1, so that the lifting platform 2 is lifted or lowered in the same vertical plane, and the lifting platform 2 is always in a horizontal state; with reference to the attached figure 2, a connecting rod I is arranged3, the distance between the sliding seat 5 and the fixed seat 6 is X, the lifting height of the lifting platform 2 is Y, and then X can be obtained2+Y2=R2The functional relation of (1); according to the requirement, two sides of the top of the fixed seat 6 are respectively hinged with one end of two connecting rods II 4, the other ends of the two connecting rods II 4 are correspondingly hinged with two sides of the rod body of the corresponding connecting rod I3, and the connecting rod II 4 is correspondingly hinged with the connecting rod I far away from the fixed seat 6, so that the stability of the connecting rod I3 during deflection can be effectively ensured;
in addition, the two driving devices 7 on the two sides of the frame 1 are correspondingly connected in a synchronous transmission manner through a synchronous belt and a synchronous belt wheel, so that the synchronous operation of the two driving devices 7 can be ensured through the synchronous belt and the synchronous belt wheel, and the accidental clamping of the sliding seat 5 caused by the non-synchronous operation of the two driving devices 7 is avoided; the fixed seat 6 is correspondingly and tightly connected with the frame 1 through bolts, namely the bolts can be loosened to adjust the position of the fixed seat 6, so that the movable range between the sliding seat 5 and the fixed seat 6 is adjusted, and the lowest position of the lifting platform 2 is further limited; the fixed seat 6 is provided with a limit switch 8 for limiting the sliding seat 5 to be close to the limit position of the fixed seat 6, namely the minimum distance between the sliding seat 5 and the fixed seat 6 can be limited through the limit switch 8, so that the highest position of the lifting platform 2 is limited, and meanwhile, the sliding seat 5 and the fixed seat 6 can be prevented from colliding due to misoperation of operators; frame 1 and lift platform 2 are the section bar, and the material easily obtains, simple to operate, and the structural strength of section bar is better can effectively guarantee holistic stability, and the weight of section bar is lighter simultaneously, can effectively alleviate overall structure's weight.
When the folding rack for the 3D printer is used, the frame 1 is arranged on the horizontal supporting platform surface, interference influence between the sliding seat 5 and the supporting platform is avoided, the 3D printing spray head capable of moving back and forth along the lifting platform 2 can be installed on the lifting platform 2, the 3D printing platform capable of moving back and forth along the length direction of the side edge of the frame 1 is installed at the top of the frame 1, the printing platform and the connecting rod I are guaranteed not to interfere with each other and influence is avoided according to X2+Y2=R2Is used to control the lifting height of the lifting platform 2, i.e.The 3D printing operation can be performed.
The present invention is not described in detail in the prior art.

Claims (10)

1. The utility model provides a 3D printer is with folding frame which characterized by: comprises a frame (1), a lifting platform (2), a connecting rod I (3) and a connecting rod II (4); the lifting platform (2) is positioned above the end part, close to one end, of the frame (1) and is horizontally arranged, and the lifting platform (2) is correspondingly vertical to two side edges of the horizontally arranged frame (1); two side edges of the frame (1) are respectively connected with a sliding seat (5) in a sliding manner, the end parts of two sides of the frame (1) close to one end of the lifting platform (2) are respectively provided with a fixed seat (6), and two sides of the frame (1) are respectively provided with a driving device (7) for driving the two sliding seats (5) to reciprocate along the corresponding side edges of the frame (1); two corner ends at the top of the sliding seat (5) are respectively hinged with one end of two connecting rods I (3), the other ends of the two connecting rods I (3) are correspondingly hinged with two sides of the corresponding end of the lifting platform (2), and the four connecting rods I (3) are correspondingly parallel; the middle position of the rod body of the connecting rod I (3) positioned on one side of the sliding seat (5) is hinged with one end of a connecting rod II (4), the length of the connecting rod I (3) is twice that of the connecting rod II (4), and the other end of the connecting rod II (4) is correspondingly hinged with the corresponding fixed seat (6).
2. The folding chassis for a 3D printer according to claim 1, characterized in that: the driving device (7) comprises a motor, a lead screw and a lead screw nut, the motor is correspondingly and fixedly connected with one end of the frame (1), the output end of the motor is provided with the lead screw which is parallel to the side edge of the frame (1), the rod body of the lead screw is connected with the lead screw nut in a threaded manner, and the lead screw nut is correspondingly and fixedly connected with the corresponding sliding seat (5).
3. The folding chassis for a 3D printer according to claim 1, characterized in that: the two driving devices (7) on the two sides of the frame (1) are correspondingly connected in a synchronous transmission way through a synchronous belt and a synchronous belt wheel.
4. The folding chassis for a 3D printer according to claim 1, characterized in that: the sliding seat (5) comprises vertical plates (5-1) arranged on corresponding sides of the frame (1), and pulleys (5-2) are respectively arranged at the center of the top and two corner ends of the bottom between the two vertical plates (5-1).
5. The folding chassis for a 3D printer according to claim 1, characterized in that: the two sides of the top of the fixed seat (6) are respectively hinged with one end of two connecting rods II (4), and the other ends of the two connecting rods II (4) are correspondingly hinged with the two sides of the rod body of the corresponding connecting rod I (3).
6. The folding chassis for a 3D printer according to claim 1, characterized in that: the connecting rod II (4) is correspondingly hinged with the connecting rod I far away from the fixed seat (6).
7. The folding chassis for a 3D printer according to claim 1, characterized in that: the fixed seat (6) is correspondingly and fixedly connected with the frame (1) through bolts.
8. The folding chassis for a 3D printer according to claim 1, characterized in that: the fixed seat (6) is provided with a limit switch (8) used for limiting the sliding seat (5) to be close to the limit position of the fixed seat (6).
9. The folding chassis for a 3D printer according to claim 1, characterized in that: both ends of the lifting platform (2) are provided with hinged seats (9).
10. The folding chassis for a 3D printer according to claim 1, characterized in that: the frame (1) and the lifting platform (2) are both section bars.
CN202010574499.2A 2020-06-22 2020-06-22 Folding rack for 3D printer Pending CN111730858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010574499.2A CN111730858A (en) 2020-06-22 2020-06-22 Folding rack for 3D printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010574499.2A CN111730858A (en) 2020-06-22 2020-06-22 Folding rack for 3D printer

Publications (1)

Publication Number Publication Date
CN111730858A true CN111730858A (en) 2020-10-02

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ID=72650427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010574499.2A Pending CN111730858A (en) 2020-06-22 2020-06-22 Folding rack for 3D printer

Country Status (1)

Country Link
CN (1) CN111730858A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113787715A (en) * 2021-09-30 2021-12-14 深圳市金石三维打印科技有限公司 Folding frame and folding method of 3D printer
CN115816434A (en) * 2022-11-23 2023-03-21 南开大学 Series-parallel robot and surgical equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113787715A (en) * 2021-09-30 2021-12-14 深圳市金石三维打印科技有限公司 Folding frame and folding method of 3D printer
CN113787715B (en) * 2021-09-30 2022-05-27 深圳市金石三维打印科技有限公司 Folding frame and folding method of 3D printer
CN115816434A (en) * 2022-11-23 2023-03-21 南开大学 Series-parallel robot and surgical equipment

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Address after: 1808, Jinxiu Hongdu building, Meilong Avenue, Xinniu community, Minzhi street, Longhua District, Shenzhen City, Guangdong Province (office address)

Applicant 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

Applicant before: Shenzhen Chuangxiang 3D Technology Co.,Ltd.