CN212603424U - Folding frame of guarantee 3D print head stability - Google Patents
Folding frame of guarantee 3D print head stability Download PDFInfo
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- CN212603424U CN212603424U CN202021169193.0U CN202021169193U CN212603424U CN 212603424 U CN212603424 U CN 212603424U CN 202021169193 U CN202021169193 U CN 202021169193U CN 212603424 U CN212603424 U CN 212603424U
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Abstract
A folding rack for guaranteeing the stability of a 3D printer nozzle 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 utility model discloses effectively solved current folding printer troublesome poeration, printed the relatively poor problem of quality.
Description
Technical Field
The utility model belongs to the technical field of the 3D printer technique and specifically relates to a guarantee 3D print head stability's folding frame is related to.
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 not enough among the background art, the utility model discloses a guarantee 3D print head stability's folding frame.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a folding rack for guaranteeing the stability of a 3D printer nozzle 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 utility model discloses following beneficial effect has:
the utility model discloses a folding frame for guaranteeing the stability of a 3D printer nozzle, which has simple structure, easy assembly and lower production cost, two corner ends at the top of a sliding seat are respectively articulated with one end of two connecting rods I, the other ends of the two connecting rods I are correspondingly articulated with the two sides of the corresponding end of a lifting platform, and the four connecting rods I are correspondingly parallel, namely, the two connecting rods I at the same end of the lifting platform, the lifting platform and the sliding seat can correspondingly form a parallelogram four-bar linkage 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 invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
With reference to the attached drawings 1-3, the folding rack for guaranteeing the stability of the 3D printer nozzle 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 drawing 2, if the length of the connecting rod I3 is R, the distance between the sliding seat 5 and the fixed seat 6 is X, and the lifting height of the lifting platform 2 is Y, 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.
Implement guarantee folding frame of 3D print head stability, locate horizontally supporting platform mesa with frame 1 during the use, avoid simultaneously interfering the influence between sliding seat 5 and the supporting platform, can follow 2 reciprocating motion's of lift platform 3D print head at 2 installations of lift platform, can follow 1 side length direction reciprocating motion's of frame 3D print platform at 1 top installation of frame, and guarantee print platform and I mutually noninterfere influence of connecting rod, according to X2+Y2=R2The functional relation of (2) controls the lifting height of the lifting platform, namely, 3D printing operation can be carried out.
The part of the utility model not detailed is prior art.
Claims (10)
1. The utility model provides a guarantee 3D print head stability's folding frame, 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is characterized in that: the fixed seat (6) is correspondingly and fixedly connected with the frame (1) through bolts.
8. The folding rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is 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 rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is characterized in that: both ends of the lifting platform (2) are provided with hinged seats (9).
10. The folding rack for ensuring the stability of the spray head of the 3D printer, as claimed in claim 1, is characterized in that: the frame (1) and the lifting platform (2) are both section bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021169193.0U CN212603424U (en) | 2020-06-22 | 2020-06-22 | Folding frame of guarantee 3D print head stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021169193.0U CN212603424U (en) | 2020-06-22 | 2020-06-22 | Folding frame of guarantee 3D print head stability |
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| Publication Number | Publication Date |
|---|---|
| CN212603424U true CN212603424U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021169193.0U Active CN212603424U (en) | 2020-06-22 | 2020-06-22 | Folding frame of guarantee 3D print head stability |
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| Country | Link |
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| CN (1) | CN212603424U (en) |
Cited By (1)
| 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 |
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2020
- 2020-06-22 CN CN202021169193.0U patent/CN212603424U/en active Active
Cited By (2)
| 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 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 1808, Jinxiu Hongdu building, Meilong Avenue, Xinniu community, Minzhi street, Longhua District, Shenzhen City, Guangdong Province (office address) Patentee after: Shenzhen chuangxiang 3D Technology Co.,Ltd. Address before: 518109 12th floor, building 3, Jincheng Industrial Park, 19 Huafan Road, Dalang street, Longhua New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Chuangxiang 3D Technology Co.,Ltd. |
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| CP03 | Change of name, title or address |