FDM (frequency-division multiplexing) three-dimensional printing and processing all-in-one machine

A 3D printing and all-in-one machine technology, applied in the direction of additive processing, etc., can solve the problems of increasing the time and cost of printing products, and achieve the effects of reducing capital investment, improving production efficiency, and reducing costs

Active Publication Date: 2016-02-17
NINGXIA KOCEL MOLD
4 Cites 25 Cited by

AI-Extracted Technical Summary

Problems solved by technology

In traditional printing technology, due to factors such as printing size limitations and core assembly technology, workpieces that have not been post-processed may require secondary processing...
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Method used

[0053] The present invention adopts a combination of CNC machine tool and 3D printing, and the same device can carry out FDM three-dimensional printing and CNC processing. It avoids the problem of secondary processing and switching of FDM 3D printing products, greatly r...
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Abstract

The invention relates to an FDM (frequency-division multiplexing) three-dimensional printing and processing all-in-one machine which comprises a gantry frame, an extrusion mechanism, a traveling rail, a material storage bin and an electric spindle, wherein the travelling rail is laid at the inner periphery of the gantry frame, and is not connected with the inner periphery of the gantry frame; a transfer car is arranged on the traveling rail in a moving mode; the gantry frame comprises an X/Y-axis mobile positioning mechanism and an Z-axis mobile positioning mechanism; the upper end of the side surface of the X/Y-axis mobile positioning mechanism is provided with a side loading mechanism; the X/Y-axis mobile positioning mechanism is provided with an X/Y axis planar moving mechanism; the bottom end of the X/Y axis planar moving mechanism is perpendicularly provided with a printing platform; a slide base is arranged on the X/Y axis planar moving mechanism; the extrusion mechanism is arranged on the slide base; the material storage bin is fixedly arranged on the slide base or the extrusion mechanism; and the electric spindle is fixedly arranged on the slide base or the extrusion mechanism. The FDM three-dimensional printing and processing all-in-one machine has the beneficial effects of reducing capital investment of equipment, improving production efficiency and effectively reducing industrial application cost of FDM three-dimension printing.

Application Domain

Additive manufacturing apparatus

Technology Topic

Material storage3 dimensional printing +1

Image

  • FDM (frequency-division multiplexing) three-dimensional printing and processing all-in-one machine
  • FDM (frequency-division multiplexing) three-dimensional printing and processing all-in-one machine

Examples

  • Experimental program(1)

Example Embodiment

[0027] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below in conjunction with specific embodiments.
[0028] Attached below Figure 1-2 The present invention is further analyzed.
[0029] As attached figure 1 As shown, the FDM three-dimensional printing and processing integrated machine of the present invention includes a gantry frame 1, an extrusion mechanism 2, a printing platform 3, a transfer cart 4, a cart walking track 5, a storage bin 6, a lateral feeding mechanism 7, and an electric spindle 8. The inner circumference of the gantry frame is laid with a walking track, and is not connected to the inner circumference of the gantry frame; the moving track is provided with a transfer car; the gantry frame includes X/Y axis movement positioning Mechanism and a Z-axis moving positioning mechanism, the Z-axis moving positioning mechanism includes a Z-axis moving component and a Z-axis driving component, the Z-axis moving component is a guide screw, and the Z-axis driving component is a servo motor; The upper side of the X/Y axis movement positioning mechanism is provided with a lateral feeding mechanism; the lateral feeding mechanism includes a silo, a feeding pump, a material level detection mechanism and a pneumatic butterfly valve; the X/Y axis movement positioning The mechanism is provided with an X/Y plane moving mechanism; the bottom end of the X/Y plane moving mechanism is vertically provided with a printing platform; the X/Y plane moving mechanism is provided with a sliding seat; the sliding seat is provided with Extrusion mechanism; the storage bin is fixedly arranged on the sliding seat or the extrusion mechanism; the electric spindle is fixedly arranged on the sliding seat or the extrusion mechanism; the electric spindle includes a W-axis moving positioning mechanism; The W-axis moving positioning mechanism described is an air cylinder and a guide rail.
[0030] Among them, the gantry frame 1 is fixed on the ground by anchor bolts, and includes X-axis and Y-axis moving positioning mechanism and Z-axis moving positioning mechanism 12; the extrusion mechanism 2 is arranged on the sliding seat 11, and the sliding seat 11 is arranged on the X /Y plane moving mechanism 10 on. The extrusion mechanism 2 is moved and positioned in the X/Y axis direction by the sliding seat 11.
[0031] The X/Y plane moving mechanism 10 includes an X-axis moving component, a Y-axis moving component, and an X/Y-axis driving component. The moving component can be a guide rail, a rack and pinion drive or a guide rail, a lead screw drive. The drive component is a servo motor.
[0032] The extrusion mechanism 2 includes an extrusion drive mechanism, an extrusion device, an extrusion heating mechanism, and a cooling mechanism. The extrusion drive mechanism includes a servo motor and a reducer, and the extrusion device includes an extrusion screw, an extrusion nozzle, and a heater. The cooling mechanism includes a water-cooled pipe.
[0033] The printing platform 3 is respectively provided with a positioning and clamping mechanism I with the Z-axis moving positioning mechanism 12 and a positioning and clamping mechanism II with the transfer carriage 4. If the positioning and clamping mechanism II is clamped, the positioning clamping mechanism is loosened I, and the printing platform 3 can move and position in the Z-axis direction; if the positioning clamping mechanism I is loosened and the positioning clamping mechanism II is clamped, the printing platform 3 can pass The transfer trolley 4 moves and positions in the V axis direction. The positioning clamps of the printing platform 3 and the Z axis and the transfer carriage 4 do not interfere with each other.
[0034] A heater is provided inside the printing platform 3, and the heater is placed on the inner surface of the upper plane of the printing platform 3. The heater can be glued, welded or clamped on the inner surface of the upper plane of the printing platform 3; Insulation panels are provided at the two ends of the support platform that are in contact;
[0035] The Z-axis moving positioning mechanism 12 includes a Z-axis moving component and a Z-axis driving component. The moving component is a guide screw, and the driving component is a servo motor.
[0036] Such as figure 2 As shown, the walking track 5 is placed on the ground and includes a V-axis moving and positioning mechanism; the transfer trolley 4 is placed on the walking track 5 and is moved and positioned in the V-axis direction by the V-axis moving and positioning mechanism. The transfer trolley 4 is placed on the trolley walking track 5 and includes a positioning device fitted with the printing platform 3 and a V-axis moving positioning mechanism.
[0037] The V-axis moving positioning mechanism includes a V-axis moving component and a V-axis driving component. The moving components of the V-axis are roller table, rack and pinion, and the driving components of the V-axis are servo motors. The gears and servo motors are installed on the transfer trolley 4, and the roller table and rack are installed on the walking track 5.
[0038] The electric spindle 8 is arranged on the sliding seat 11 or the extrusion mechanism 2 and includes a W-axis movement positioning mechanism.
[0039] The W-axis movement positioning mechanism is an air cylinder and a guide rail. The electric spindle 8 is moved and positioned in the W-axis direction by the W-axis moving and positioning mechanism.
[0040] The storage bin 6 is arranged on the sliding seat 11 or the extrusion mechanism 2, and includes the storage bin 6, a vibrating feeding mechanism, and a level gauge. The lateral feeding mechanism 7 is fixed on the ground and includes a silo, a feeding pump, a material level detection mechanism, and a pneumatic butterfly valve.
[0041] The all-in-one machine of the present invention is controlled by an electric control mechanism; the electric control mechanism is a numerical control system,
[0042] Control the movement of X/Y, Z, V, W.
[0043] In the actual operation process of the device of the present invention, the following steps are as follows:
[0044] The first step is to import the 3D model to be printed into the slicing software, produce the model printing code, and import it into the system in advance;
[0045] In the second step, the printing platform 3 is placed on the transfer cart 4, and the positioning and clamping mechanism is clamped. The printing platform 3 and the transfer trolley 4 are driven by the V-axis moving positioning mechanism through the numerical control system to the bottom of the printing area;
[0046] The third step is to loosen the positioning and clamping mechanism I, clamp the positioning and clamping mechanism II, and start the Z-axis moving positioning mechanism 12. Drive the printing platform 3 to the printing area by the Z-axis moving positioning mechanism 12 through the numerical control system;
[0047] The fourth step is to start the heater to heat the printing platform 3;
[0048] The fifth step, start the extrusion mechanism 2 to heat;
[0049] The sixth step is to run the model printing code to carry out the product; after the printing is completed, turn off the heaters of the printing platform 3 and the extrusion mechanism 2;
[0050] The seventh step is to start the W axis, place the electric spindle 8 in the processing area, edit and run the processing program to process the printed product. (The initial position of the electric spindle 8 is higher than the extrusion nozzle)
[0051] The eighth step, after finishing processing, return to the electric spindle 8. Lower and return to the printing platform 3, take out the printed and processed workpiece.
[0052] According to the present invention One This kind of FDM three-dimensional printing and processing integrated machine. During the printing process, when the storage bin 6 level gauge detects the lack of material, the printing program is interrupted, and the sliding seat 11 (including the extrusion mechanism 2, the storage bin 6) is moved to the side feeding place. Feed, return to continue printing after finishing feeding.
[0053] The invention adopts a combination of numerical control processing machine tool and 3D printing, and the same device can perform FDM three-dimensional printing and numerical control processing. It avoids the problem of the secondary processing sequence of FDM 3D printing products, greatly reduces equipment capital investment, greatly improves production efficiency, effectively reduces the cost of FDM 3D printing industrial applications, and further promotes the use of FDM 3D printing technology in casting Application in the mold field.
[0054] The descriptions of the above embodiments are only used to help understand the methods and core ideas of this application; at the same time, for those of ordinary skill in the art, based on the ideas of this application, there will be changes in the specific implementation and the scope of application. In summary, the content of this specification should not be construed as a limitation on this application.

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Description & Claims & Application Information

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