CN212949201U

CN212949201U - Self-moving piece hot bed module of FDM3D printer

Info

Publication number: CN212949201U
Application number: CN202020998121.0U
Authority: CN
Inventors: 严鑫盛
Original assignee: Haining Arc Electronic Technology Co ltd
Current assignee: Haining Arc Electronic Technology Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-04-13
Anticipated expiration: 2030-06-03

Abstract

The utility model provides a self-moving piece hot bed module of FDM3D printer, which has the characteristics of low cost, replaceable wearing parts and simple operation, realizes the automatic demoulding of a desktop FDM3D printer, and makes queue management printing possible; the efficiency of the desktop-level 3D printer is improved; reduces the burden of manual operation and prepares for widening the market of the crowd. It includes left side base, right side base, magnetism inhales and takes tooth polygon roller, magnetism inhales the heating base face, power component and bearing, magnetism inhales the both ends of taking tooth polygon roller and passes through the bearing connection respectively at the front end of left side base and right side base, magnetism inhales the both ends of polygon roller and passes through the bearing connection respectively in the rear end of left side base and right side base, the conveyer belt passes magnetism respectively and inhales and takes tooth polygon roller and magnetism to form the closed loop behind the polygon roller, magnetism inhales the heating base face and fixes and inhale and take tooth polygon roller and magnetism and inhale between the polygon roller, power component.

Description

Self-moving piece hot bed module of FDM3D printer

Technical Field

The utility model belongs to the technical field of 3D prints, concretely relates to self-moving piece hot bed module of FDM3D printer.

Background

3D printing is one of the rapid prototyping technologies, which is to manufacture a three-dimensional object by using special wax materials, plastics and other materials and by using a layer-by-layer printing mode on the basis of a digital model file.

Most of existing desktop-level 3D printers are printed, models are left on a workbench, and the printed models need to be taken down manually, so that printing can be performed next time. If the user does not operate in time, the printer is just in a standby state for waiting, the time utilization rate is low, and the continuous production capacity cannot be achieved.

But a few 3D printers have the function of automatic mold removal, such as combining with a mechanical arm, or using a printing head of the 3D printer to bump a printed part for mold removal, which is too expensive and not suitable for desktop printers. The latter rough implementation is prone to cause print head deflection and loss of accuracy. The 3D printer is not suitable for mass consumers to use, the popular development trend of the 3D printer is limited, and the use threshold is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a self-moving part heating bed module of an FDM3D printer, which has the characteristics of low cost, replaceable wearing parts and simple operation, and realizes the automatic demoulding of a desktop FDM3D printer, thereby enabling the queue management and printing to be possible; the efficiency of the desktop-level 3D printer is improved; reduces the burden of manual operation and prepares for widening the market of the crowd.

In order to achieve the above object, the utility model provides a following technical scheme:

a self-moving part hot bed module of an FDM3D printer is installed at the bottom of a desktop-level 3D printer and comprises a left base, a right base, a magnetic suction toothed polygonal roller shaft, a magnetic suction heating base, a power assembly and a bearing, wherein the left base and the right base are arranged side by side, two ends of the magnetic suction toothed polygonal roller shaft are respectively rotatably connected to the front ends of the left base and the right base through the bearing, two ends of the magnetic suction polygonal roller shaft are respectively rotatably connected to the rear ends of the left base and the right base through the bearing, the conveyor belt respectively penetrates the magnetic suction toothed polygonal roller shaft and the magnetic suction polygonal roller shaft to form a closed loop, the magnetic suction heating base is fixed between the magnetic suction toothed polygonal roller shaft and the magnetic suction polygonal roller shaft, the upper end face of the magnetic suction heating base is abutted to the conveyor belt, the power component can drive the magnetic attraction toothed polygonal roll shaft to rotate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses well gear motor drives magnetism through the hold-in range and inhales the rotation of taking tooth polygon roller, and magnetism is inhaled and is taken tooth polygon roller rotation to drive the conveyer belt displacement, realizes the displacement with the model of adhesion on the conveyer belt, inhales tooth polygon roller edge to magnetism, and the printer that is located the conveyer belt top receives the deformation of incorrectable power, realizes the automatic drawing of patterns, does so and can realize the hardware basis that desktop level 3D printer automatic drawing of patterns and queue were printed with extremely low cost. The time utilization rate of the desktop-level 3D printer is improved; the manual operation burden is reduced, the operation of the user is simplified, and preparation is made for widening the user market.

As the improvement, magnetism is inhaled and is taken tooth polygon roller and all seted up the interval distribution recess on the lateral wall of magnetism and inhale the polygon roller, is provided with strong magnetism magnet in the recess, like this, can eliminate the conveyer belt and magnetism and inhale the installation clearance of taking tooth polygon roller, guarantee to print the precision.

As an improvement, the power component comprises a connecting seat, a speed reducing motor, a synchronous belt, a synchronous wheel, a round head screw and a synchronous gear, the synchronous gear is fixed on the magnetic suction toothed polygonal roll shaft, the connecting seat is positioned on one side of the magnetic suction toothed polygonal roll shaft, two ends of the connecting seat are respectively and fixedly connected with the left side base and the right side base, the speed reducing motor is positioned in the connecting seat, the end part of the speed reducing motor is fixedly connected with the right side base through a round head screw, the synchronizing wheel is fixed on the output shaft of the speed reducing motor, the synchronizing wheel is connected with the synchronizing gear through a synchronous belt, thus, the speed reducing motor drives the synchronous wheel to rotate when rotating, and as the synchronous wheel is provided with the synchronous belt, the other end of the synchronous belt is connected with a synchronous gear on the magnetic suction toothed polygonal roller shaft, so that the gear motor drives the magnetic suction toothed polygonal roller shaft to rotate, and further drives the conveying belt to rotate.

As the improvement, still be provided with the tensioning ware that can tensioning hold-in range on the connecting seat, tensioning ware includes flange, axle sleeve, tensioning seat and button head screw, is equipped with rotatable pivot on the tensioning seat, the axle sleeve suit is in the pivot, and the tensioning seat passes through the flange to be fixed in the side of connecting seat, through button head screwed connection between flange and the connecting seat, the upper surface and the hold-in range counterbalance of axle sleeve lean on, like this, can guarantee that the hold-in range is in the tensioning state, realize power transmission.

As the improvement, magnetism is inhaled heating base face and is included aluminum alloy plate, heater and strong magnetism magnet, the mounting groove that is used for installing strong magnetism magnet is offered at the back of aluminum alloy plate, the heater is located strong magnetism magnet's the back, through button head screwed connection between heater and the aluminum alloy plate, like this, magnetism is inhaled heating base face and is regarded as the holding surface of conveyer belt, also is the horizontal plane of printing, and the heater also fixes strong magnetism magnet in the mounting groove when fixed.

As the improvement, be provided with the base face fixing base that is used for fixed aluminium alloy plate on left side base and the right side base respectively, base face fixing base welded fastening is on left side base and right side base, aluminium alloy plate's shape is the rectangle, respectively through countersunk screw and base face fixing base fixed connection on four angles of aluminium alloy plate, like this, with the firm fixing between left side base and right side base of magnetism suction heating base face.

As an improvement, hole sites for installing the bearings are arranged on the left base and the right base.

Drawings

FIG. 1 is a schematic view of the overall installation completion of the self-moving hot bed module of the FDM3D printer;

FIG. 2 is a schematic view of the overall installation of the front and rear magnetic attraction polygonal roller shaft device of the self-moving hot bed module of the FDM3D printer of the present invention;

fig. 3 is an exploded view of the front and rear magnetic attraction polygonal roller shaft device of the self-moving hot bed module of the FDM3D printer of the present invention;

FIG. 4 is a schematic view of the magnetic attraction heating base of the self-moving hot bed module of the FDM3D printer of the present invention;

FIG. 5 is an exploded view of the magnetically attracted heating base of the self-moving hot bed module of the FDM3D printer of the present invention;

in the figure, 1-a conveyor belt, 2-a left base, 3-a magnetic suction polygonal roller shaft, 4-a flange, 5-a shaft sleeve, 6-a right base, 7-a synchronous wheel, 8-a round-head screw, 9-a speed reducing motor, 10-a synchronous belt, 11-a magnetic suction toothed polygonal roller shaft, 12-a bearing, 13-a locknut, 14-a module mounting screw hole, 15-a countersunk screw, 16-an aluminum alloy plate, 17-a reinforcing rod, 18-a heater, 19-a connecting seat, 20-a groove and 21-a basal plane fixing seat.

Detailed Description

The following is a more detailed description of the present invention:

a hot bed module of auto-moving spare of FDM3D printer, this module is installed in the bottom of desktop level 3D printer, and it includes left side base 2, right side base 16, magnetism inhales takes tooth polygon roller 11, magnetism inhales polygon roller 3, magnetism inhales heating basal plane, power component and bearing 12, left side base 2, right side base 16 set up side by side, magnetism inhales the front end of taking tooth polygon roller 11 both ends respectively through bearing 12 rotatable coupling left side base 2 and right side base 16, magnetism inhales the rear end of taking tooth polygon roller 3 both ends respectively through bearing 12 rotatable coupling left side base 2 and right side base 16, conveyer belt 1 passes magnetism respectively and inhales and takes tooth polygon roller 11 and magnetism to form the closed loop after inhaling polygon roller 3, magnetism inhales heating basal plane and fixes between magnetism and inhales polygon roller 3 and magnetism inhales the up end face and the conveyer belt 1 counterbalance of heating basal plane, the power component is fixed on the right base 16 and can drive the magnetic attraction toothed polygonal roll shaft 11 to rotate. The utility model discloses well gear motor 9 drives magnetism through hold-in range 10 and inhales and takes tooth polygon roller 11 to rotate, and magnetism is inhaled and is taken tooth polygon roller 11 to rotate and drive conveyer belt 1 displacement, realizes the displacement with the model of adhesion on conveyer belt 1, inhales to magnetism and takes tooth polygon roller 11 edge, and the printer that is in conveyer belt 1 top receives the deformation of impetus, realizes the automatic drawing of patterns, does so and can realize the hardware basis that desktop level 3D printer automatic drawing of patterns and queue were printed with extremely low cost. The time utilization rate of the desktop-level 3D printer is improved; the manual operation burden is reduced, the operation of the user is simplified, and preparation is made for widening the user market.

In this embodiment, magnetism is inhaled and is taken tooth polygon roller 11 and magnetism and all seted up interval distribution recess 20 on the lateral wall of inhaling polygon roller 3, is provided with strong magnetism magnet in the recess 20, like this, can eliminate conveyer belt 1 and magnetism and inhale the installation clearance of taking tooth polygon roller 11, guarantees to print the precision.

In this embodiment, the power assembly includes a connection seat 19, a reduction motor 9, a synchronous belt 10, a synchronous wheel 7, a round-head screw 8 and a synchronous gear, the synchronous gear is fixed on the magnetic attraction toothed polygonal roller shaft 11, the connection seat 19 is located on one side of the magnetic attraction toothed polygonal roller shaft 11, two ends of the connection seat 19 are respectively fixedly connected with a left side base 2 and a right side base 16, the reduction motor 9 is located in the connection seat 19, the end portion of the reduction motor 9 is fixedly connected with the right side base 16 through the round-head screw 8, the synchronous wheel 7 is fixed on an output shaft of the reduction motor 9, the synchronous wheel 7 is connected with the synchronous gear through the synchronous belt 10, so that the reduction motor 9 drives the synchronous wheel 7 to rotate when rotating, the synchronous wheel 7 is provided with the synchronous belt 10, the other end of the synchronous belt 10 is connected with the, therefore, the speed reducing motor 9 drives the magnetic suction toothed polygonal roll shaft 11 to rotate, and further drives the conveyor belt 1 to rotate.

In this embodiment, still be provided with the tensioning ware that can tensioning hold-in range 10 on the connecting seat 19, tensioning ware includes flange 4, axle sleeve 5, tensioning seat and button head screw 8, is equipped with rotatable pivot on the tensioning seat, axle sleeve 5 suit is in the pivot, and the tensioning seat passes through flange 4 to be fixed in the side of connecting seat 19, is connected through button head screw 8 between flange 4 and the connecting seat 19, the upper surface of axle sleeve 5 offsets with hold-in range 10 and leans on, like this, can guarantee that hold-in range 10 is in the tensioning state, realizes power transmission.

In this embodiment, magnetism is inhaled heating base face and is included aluminum alloy plate 16, heater 18 and strong magnetism magnet, the mounting groove that is used for installing strong magnetism magnet is offered at the back of aluminum alloy plate 16, heater 18 is located strong magnetism magnet's the back, be connected through button head screw 8 between heater 18 and the aluminum alloy plate 16, like this, magnetism is inhaled heating base face and is regarded as the holding surface of conveyer belt 1, also is the horizontal plane of printing, and heater 18 also fixes strong magnetism magnet in the mounting groove when fixed.

In this embodiment, be provided with the base face fixing base 21 that is used for fixed aluminium alloy plate 16 on left side base 2 and the right side base 16 respectively, base face fixing base 21 welded fastening is on left side base 2 and right side base 16, aluminium alloy plate 16's shape is the rectangle, respectively through countersunk head screw 15 and base face fixing base 21 fixed connection on four angles of aluminium alloy plate 16, like this, inhale the firm fixing between left side base 2 and right side base 16 of heating base face with magnetism.

In this embodiment, the left base 2 and the right base 16 are provided with holes for installing the bearings 12.

The utility model discloses well each part installation form does:

firstly, the magnetic attracting polygonal roller shaft 11 and the magnetic attracting polygonal roller shaft 3 are assembled (fig. 3), and the bearing 1212 is assembled to the protruding portions of the magnetic attracting polygonal roller shaft 11 and the magnetic attracting polygonal roller shaft 3. After the synchronizing wheel 7 is fitted in place on the reduction motor 9 shaft, the reduction motor 9 is fastened into the right base 16 by means of a round head screw 8. A closed synchronous belt 10 passes through a magnetic suction toothed polygonal roll shaft 11; then the magnetic attraction toothed polygonal roll shaft 11 and the magnetic attraction polygonal roll shaft 3 which are assembled with the bearings 12 are embedded into hole sites of the left base 2 and the right base 16, and meanwhile, the synchronous belt 10 penetrates through the synchronous wheel 7 on the speed reducing motor 9 in the right base 16 and is fastened on the left base 2 and the right base 16 through the countersunk head screw 15. Finally, the tensioner is installed on the shaft sleeve 5 of the pressing flange 4 through the synchronous belt 10 and fixed at the corresponding position of the right base 16 by a round head screw 8. Then, strong magnetic magnets are embedded in corresponding positions of the roll shafts. At this point, the installation of the magnetic attraction front and rear polygonal roll shafts is completed (as shown in fig. 2).

The utility model discloses in:

mounting reference for magnetic heating base (fig. 5): the strong magnetic magnet is embedded into the back mounting groove of the aluminum alloy plate 16, the heater 18 is fixed on the aluminum alloy plate 16 through the round-head screw 8 to form a heating base surface, and the base surface is fixed on the base surface fixing seats 21 of the left side base 2 and the right side base 16 through the countersunk head screw 15 and the locknut 13. Finally, the reinforcing rod 17 is inserted between the left base 2 and the right base 16 and is fastened by the countersunk screw 15. At this point, magnetic attraction heating of the base surface is completed (fig. 4).

Finally, the patent conveyor belt 11 is assembled on a module (shown in figure 1) to complete the whole installation, and the module is fixed on a 3D printer through module screw mounting holes 14 on the left base 2 and the right base 16 for use.

When this FDM3D printer move a hot bed module certainly and change conveyer belt 1, only need pull down eight screws that are located module screw mounting hole 14, pull down this module, need not dismantle the module and can pull down conveyer belt 1 and change, this conveyer belt 1 has the installation clearance with the module, the installation of being convenient for, in addition, the characteristic of its magnetism is inhaled, can eliminate the installation clearance when using and guarantee to print the precision.

The utility model discloses well conveyer belt 1 adopts current metal conveyer belt.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A self-moving part hot bed module of an FDM3D printer is characterized in that the module is installed at the bottom of a desktop-level 3D printer and comprises a left side base, a right side base, a magnetic suction toothed polygonal roller shaft, a magnetic suction heating base surface, a power assembly and a bearing, wherein the left side base and the right side base are arranged side by side, two ends of the magnetic suction toothed polygonal roller shaft are respectively and rotatably connected to the front ends of the left side base and the right side base through the bearing, two ends of the magnetic suction polygonal roller shaft are respectively and rotatably connected to the rear ends of the left side base and the right side base through the bearing, a conveyor belt respectively penetrates through the magnetic suction toothed polygonal roller shaft and the magnetic suction polygonal roller shaft to form a closed loop, the magnetic suction heating base surface is fixed between the magnetic suction toothed polygonal roller shaft and, the power component is fixed on the right base and can drive the magnetic attraction toothed polygonal roll shaft to rotate.

2. The self-moving hot bed module of an FDM3D printer of claim 1, wherein the magnetically attracted toothed polygon roller and the magnetically attracted polygon roller have spaced apart grooves on their sidewalls, and wherein the grooves have strong magnets disposed therein.

3. The self-moving hot bed module of FDM3D printer of claim 1, wherein the power assembly comprises a connecting seat, a speed reducing motor, a synchronous belt, a synchronizing wheel, a round head screw and a synchronizing gear, the synchronizing gear is fixed on the magnetic attraction toothed polygonal roller shaft, the connecting seat is located on one side of the magnetic attraction toothed polygonal roller shaft, two ends of the connecting seat are respectively fixedly connected with the left side base and the right side base, the speed reducing motor is located in the connecting seat, the end of the speed reducing motor and the right side base are fixedly connected through the round head screw, the synchronizing wheel is fixed on an output shaft of the speed reducing motor, and the synchronizing wheel is connected with the synchronizing gear through the synchronous belt.

4. The self-moving hot bed module of an FDM3D printer according to claim 3, wherein the connecting base is further provided with a tensioner capable of tensioning the synchronous belt, the tensioner comprises a flange, a shaft sleeve, a tensioning seat and a round head screw, the tensioning seat is provided with a rotatable rotating shaft, the shaft sleeve is sleeved on the rotating shaft, the tensioning seat is fixed on the side surface of the connecting base through the flange, the flange is connected with the connecting base through the round head screw, and the upper surface of the shaft sleeve abuts against the synchronous belt.

5. The self-moving hot bed module of an FDM3D printer of claim 1, wherein the magnetic attraction heating base surface comprises an aluminum alloy plate, a heater and a strong magnetic magnet, a mounting groove for mounting the strong magnetic magnet is formed in the back surface of the aluminum alloy plate, the heater is located on the back surface of the strong magnetic magnet, and the heater is connected with the aluminum alloy plate through round head screws.

6. The self-moving hot bed module of an FDM3D printer according to claim 5, wherein the left and right bases are respectively provided with a base fixing seat for fixing an aluminum alloy plate, the base fixing seats are welded and fixed on the left and right bases, the aluminum alloy plate is rectangular, and the aluminum alloy plate is respectively fixedly connected with the base fixing seats through countersunk screws at four corners of the aluminum alloy plate.

7. The self-moving hot bed module of an FDM3D printer of claim 1, wherein the left and right pedestals have holes for bearings to fit in.