An adjustable platform for 3D printing

Abstract

The utility model discloses an adjustable platform for 3D printing, which relates to the technical field of 3D printing. In order to solve the problem that after the existing printing is completed, the printed three-dimensional object will be taken off the platform, and the platform is usually located inside the 3D printer. When taking it out, the hand needs to be inserted into the 3D printer, which is inconvenient to take the three-dimensional object. The utility model comprises a working platform and a fixing frame, wherein the working platform is installed at the front end of the fixing frame; and further comprises: a telescopic platform, which is movably engaged in the interior of the working platform, a second screw rod is arranged on the left side of the bottom of the working platform, the second screw rod is fixed to the left side of the bottom of the working platform through the mounting frame, one end of the second screw rod is connected to a second motor, and the second motor drives the second screw rod to rotate, and a first connecting seat is arranged on the left side of the bottom of the telescopic platform, and a second threaded hole is arranged in an integral molding inside the first connecting seat.

Description

Technical Field

[0001] The utility model relates to the technical field of 3D printing, in particular to an adjustable platform for 3D printing. Background Art

[0002] 3D printer, also known as three-dimensional printer, is a kind of machine of cumulative manufacturing technology, that is, rapid prototyping technology. It is based on a digital model file and uses special wax materials, powdered metal or plastic and other adhesive materials to print layers of adhesive materials to make three-dimensional objects. At present, some 3D printers have been used to manufacture products.

[0003] During the 3D printing process, the nozzle sprays adhesive materials layer by layer on the platform to form a three-dimensional object. After printing, the printed three-dimensional object will be removed from the platform. Usually, the platform is located inside the 3D printer. When taking it out, you need to reach into the 3D printer, which is inconvenient to take the three-dimensional object. Therefore, we propose an adjustable platform for 3D printing to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an adjustable platform for 3D printing, so as to solve the problem in the above background technology that after printing, the printed three-dimensional object will be removed from the platform. Usually, the platform is located inside the 3D printer, and when taking it out, the hand needs to be inserted into the 3D printer, which is inconvenient to take the three-dimensional object.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable platform for 3D printing, comprising a working platform and a fixing frame, wherein the working platform is installed at the front end of the fixing frame;

[0006] Also includes:

[0007] A telescopic platform is movably engaged in the interior of the working platform, a second screw is arranged on the left side of the bottom of the working platform, the second screw is fixed to the left side of the bottom of the working platform through a mounting frame, one end of the second screw is connected to a second motor, and the second motor drives the second screw to rotate, a first connecting seat is arranged on the left side of the bottom of the telescopic platform, a second threaded hole is integrally formed inside the first connecting seat, the second threaded hole is threadedly connected to the second screw, and the rotation of the second screw drives the telescopic platform to slide back and forth inside the working platform;

[0008] A second slide rod is arranged on the right side of the bottom of the working platform, and the second slide rod is fixed to the right side of the bottom of the working platform through a mounting block. A second connecting seat is arranged on the right side of the bottom of the telescopic platform, and a second circular hole is integrally formed inside the second connecting seat, and the second circular hole is slidably engaged with the second slide rod.

[0009] Preferably, protrusions are symmetrically provided on the left and right sides of the telescopic platform, and sliding grooves are symmetrically provided on the inner sides of the working platform, and the protrusions are connected to the sliding grooves by sliding engagement.

[0010] Preferably, first circular holes are symmetrically provided on the left and right sides inside the fixing frame, and the first circular holes are connected to the upper and lower ends of the fixing frame, a first sliding rod is provided inside the fixing frame, the first sliding rod is slidably engaged inside the first circular hole, a first threaded hole is provided in the middle of the inside of the fixing frame, a first screw is provided in the middle of the inside of the fixing frame, and the first screw is threadedly connected to the first threaded hole, a first motor is provided at the upper end of the first screw, the first motor drives the first screw to rotate, and the rotation of the first screw drives the fixing frame to move up and down.

[0011] Preferably, the inner surface of the fixing frame is symmetrically provided with connecting holes, and the connecting holes connect the front and rear ends of the fixing frame, and the rear end of the working platform is provided with a connecting block, the connecting block is snap-fitted and fixed with the connecting holes, and the working platform is fixed to the front end of the fixing frame by snapping the connecting block.

[0012] Preferably, a slot is provided on one side of the surface of the connecting block, a block is movably engaged inside the slot, and when the connecting block is engaged into the connecting hole, the connecting block is limited by the engagement between the block and the slot, and the block is fixed to the rear end of the fixing frame by fixing bolts.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. A telescopic platform is arranged inside the working platform, a transmission structure of a screw is arranged on the left side of the bottom of the working platform, and a connecting seat is arranged on the left side of the bottom of the telescopic platform to be transmission-connected with the screw. The telescopic platform can be driven to slide back and forth inside the working platform by driving the screw, so that after the 3D material is printed, the telescopic platform is driven to move forward to drive the 3D molding material to be pushed forward and extended out of the 3D printer, which is convenient for the staff to remove the 3D molding material. In addition, a sliding rod is arranged on the right side of the bottom of the working platform to slide and engage with the connecting seat on the right side of the bottom of the telescopic platform, which can assist the telescopic platform to slide back and forth to improve stability.

[0015] 2. By setting a fixed frame at the rear end of the working platform, the fixed frame is driven by a screw to move up and down, which can drive the working platform to move up and down. The working platform is clamped inside the fixed frame through a connecting block, and the connecting block is limited by a clamping block, so that the working platform can be stably clamped at the front end of the fixed frame, and the working platform can be easily disassembled for maintenance and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the disassembly of the working platform and the fixing frame of the utility model;

[0018] Figure 3 It is a side view of the overall structure of the utility model;

[0019] Figure 4 This is the front view of the working platform of the utility model;

[0020] In the figure: 1, fixed frame; 2, working platform; 3, connecting block; 4, slot; 5, telescopic platform; 6, mounting block; 7, second screw rod; 8, connecting hole; 9, first round hole; 10, first threaded hole; 11, block; 12, first slide bar; 13, first screw rod; 14, first motor; 15, bump; 16, slide slot; 17, first connecting seat; 18, second threaded hole; 19, fixing bolt; 20, second motor; 21, second connecting seat; 22, second round hole; 23, second slide bar. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4 , an embodiment provided by the utility model: an adjustable platform for 3D printing, comprising a working platform 2 and a fixing frame 1, wherein the working platform 2 is mounted at the front end of the fixing frame 1;

[0023] Also includes:

[0024] The telescopic platform 5 is movably engaged inside the working platform 2. A second screw rod 7 is provided on the left side of the bottom of the working platform 2. The second screw rod 7 is fixed to the left side of the bottom of the working platform 2 through a mounting frame. A second motor 20 is connected to one end of the second screw rod 7, and the second motor 20 drives the second screw rod 7 to rotate. A first connecting seat 17 is provided on the left side of the bottom of the telescopic platform 5. A second threaded hole 18 is integrally formed inside the first connecting seat 17. The second threaded hole 18 is threadedly connected to the second screw rod 7, and the rotation of the second screw rod 7 drives the telescopic platform 5 to slide back and forth inside the working platform 2.

[0025] The second slide bar 23 is arranged on the right side of the bottom of the working platform 2, and the second slide bar 23 is fixed to the right side of the bottom of the working platform 2 through the mounting block 6. A second connecting seat 21 is arranged on the right side of the bottom of the telescopic platform 5. A second circular hole 22 is integrally formed inside the second connecting seat 21, and the second circular hole 22 is slidably engaged with the second slide bar 23.

[0026] A telescopic platform 5 is arranged inside the working platform 2, and a transmission structure of a screw is arranged on the left side of the bottom of the working platform 2. A connecting seat is arranged on the left side of the bottom of the telescopic platform 5 for transmission connection with the screw. The telescopic platform 5 can be slid forward and backward inside the working platform by driving the screw. Therefore, after the 3D material is printed and formed, the telescopic platform 5 is driven to move forward to drive the 3D molding material forward and extend it out of the 3D printer, so that the staff can remove the 3D molding material conveniently.

[0027] See also Figure 4 The left and right sides of the telescopic platform 5 are symmetrically provided with protrusions 15, and the inner sides of the working platform 2 are symmetrically provided with slide grooves 16, and the protrusions 15 are slidably engaged with the slide grooves 16, so that the telescopic platform 5 is stably engaged inside the working platform 2.

[0028] See also Figure 1-2 A first circular hole 9 is symmetrically arranged on the left and right sides inside the fixing frame 1, and the first circular hole 9 is connected to the upper and lower ends of the fixing frame 1. A first slide bar 12 is arranged inside the fixing frame 1, and the first slide bar 12 is slidably engaged in the first circular hole 9. A first threaded hole 10 is arranged in the middle of the fixing frame 1. A first screw 13 is arranged in the middle of the fixing frame 1, and the first screw 13 is threadedly connected with the first threaded hole 10. A first motor 14 is arranged at the upper end of the first screw 13, and the first motor 14 drives the first screw 13 to rotate, and the first screw 13 rotates to drive the fixing frame 1 to move up and down, which is used to drive the fixing frame 1 to drive the working platform 2 to move up and down.

[0029] See also Figure 2The inner surface of the fixing frame 1 is symmetrically provided with connecting holes 8, and the connecting holes 8 are connected to the front and rear ends of the fixing frame 1. The rear end of the working platform 2 is provided with a connecting block 3, and the connecting block 3 is engaged and fixed with the connecting hole 8. The working platform 2 is fixed to the front end of the fixing frame 1 by the engagement of the connecting block 3, which facilitates the rapid separation of the working platform 2 from the fixing frame 1.

[0030] See also Figure 2 A card slot 4 is provided on one side of the surface of the connecting block 3, and a card block 11 is movably engaged inside the card slot 4. When the connecting block 3 is engaged into the connecting hole 8, the connecting block 3 is limited by the engagement between the card block 11 and the card slot 4. The card block 11 is fixed to the rear end of the fixing frame 1 by a fixing bolt 19, and the connecting block 3 is limited and fixed by the engagement between the card block 11 and the card slot 4.

[0031] Working principle: The nozzle sprays adhesive material layer by layer on the telescopic platform 5 to form a three-dimensional object. After printing is completed, the second motor 20 is started to drive the second screw 7 to rotate. The second screw 7 is threadedly connected to the first connecting seat 17, and the first connecting seat 17 is fixedly connected to the telescopic platform 5, so that the second screw 7 drives the first connecting seat 17 to drive the telescopic platform 5 to slide forward inside the working platform 2, and the printed three-dimensional object is moved out of the 3D printer.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An adjustable platform for 3D printing, comprising a working platform (2) and a fixing frame (1), wherein the working platform (2) is mounted at the front end of the fixing frame (1); Features: Also includes: A telescopic platform (5) is movably engaged in the interior of a working platform (2); a second screw rod (7) is arranged on the left side of the bottom of the working platform (2); the second screw rod (7) is fixed to the left side of the bottom of the working platform (2) through a mounting frame; one end of the second screw rod (7) is connected to a second motor (20), and the second motor (20) drives the second screw rod (7) to rotate; a first connecting seat (17) is arranged on the left side of the bottom of the telescopic platform (5); a second threaded hole (18) is integrally formed inside the first connecting seat (17); the second threaded hole (18) is threadedly connected to the second screw rod (7), and the rotation of the second screw rod (7) drives the telescopic platform (5) to slide back and forth inside the working platform (2); A second slide bar (23) is arranged on the right side of the bottom of the working platform (2), and the second slide bar (23) is fixed to the right side of the bottom of the working platform (2) through a mounting block (6). A second connecting seat (21) is arranged on the right side of the bottom of the telescopic platform (5), and a second circular hole (22) is integrally formed inside the second connecting seat (21), and the second circular hole (22) is connected to the second slide bar (23) by sliding engagement.

2. The adjustable platform for 3D printing according to claim 1, characterized in that: The telescopic platform (5) is symmetrically provided with protrusions (15) on both sides, and the working platform (2) is symmetrically provided with sliding grooves (16) on both sides, and the protrusions (15) are connected with the sliding grooves (16) by sliding engagement.

3. The adjustable platform for 3D printing according to claim 1, characterized in that: The fixing frame (1) is symmetrically provided with first circular holes (9) on both sides thereof, and the first circular holes (9) are connected to the upper and lower ends of the fixing frame (1). The fixing frame (1) is provided with a first sliding rod (12) therein, and the first sliding rod (12) is slidably engaged in the first circular hole (9). The fixing frame (1) is provided with a first threaded hole (10) in the middle thereof, and a first screw rod (13) is provided in the middle thereof, and the first screw rod (13) is threadedly connected to the first threaded hole (10). The upper end of the first screw rod (13) is provided with a first motor (14), and the first motor (14) drives the first screw rod (13) to rotate, and the rotation of the first screw rod (13) drives the fixing frame (1) to move up and down.

4. The adjustable platform for 3D printing according to claim 1, characterized in that: The inner surface of the fixing frame (1) is symmetrically provided with connection holes (8), and the connection holes (8) are connected to the front and rear ends of the fixing frame (1). The rear end of the working platform (2) is provided with a connection block (3), the connection block (3) is engaged and fixed with the connection hole (8), and the working platform (2) is fixed to the front end of the fixing frame (1) by the engagement of the connection block (3).

5. The adjustable platform for 3D printing according to claim 4, characterized in that: A clamping groove (4) is provided on one side of the surface of the connection block (3), a clamping block (11) is movably engaged inside the clamping groove (4), and when the connection block (3) is engaged in the connection hole (8), the connection block (3) is limited by the engagement between the clamping block (11) and the clamping groove (4), and the clamping block (11) is fixed to the rear end of the fixing frame (1) by a fixing bolt (19).

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