A kind of 3D printer drive mechanism being easy to folding and unfoldingTechnical field
The invention belongs to 3D printing technique field, be specifically related to a kind of 3D printer drive mechanism being easy to folding and unfolding.
Background technology
3D printing technique is a kind of accumulation manufacturing technology, along with the development of 3D printing technique, the kind of 3D printerAlso increasing, it is a kind of based on mathematical model file, use powdery metal or plastics etc. can jointing material, logicalCarry out the technology of constructed object after the mode successively printed, after having printed one layer, need to reduce the support board of printerHeight, in order to carry out the printing of next layer；Traditional 3D printer support board passes through belt transmission, and this kind of drive is not onlyPoor stability, precision is the lowest, causes final printing effect poor.
Summary of the invention
The invention aims to overcome the defect of prior art and deficiency, it is provided that a kind of stability is high, precision is high, makesWhat printer printing effect was good is easy to the 3D printer drive mechanism of folding and unfolding.
The object of the present invention is achieved like this: a kind of 3D printer drive mechanism being easy to folding and unfolding, it includes printerShell, the both sides of the inside of described printer casing are provided with fixing bar, and the centre of the bottom of described printer casing setsBe equipped with rotary screw, described printer casing be internally provided with gripper shoe and connecting plate, described gripper shoe and connecting plateBeing arranged in a mutually vertical manner, the two ends of described gripper shoe offer the through hole through fixing bar, and the centre of described gripper shoe is offeredThe screwed hole matched with rotary screw, the bottom of described gripper shoe is had to be provided with cushion pad, described printer casingTop is provided with motor, and the left side of described motor is provided with fixing groove, and the lower section of described fixing groove is provided withSpill spin block, described motor is connected with spill spin block by conveyer belt, and the inner side of described spill spin block is provided with and rotates spiral shellThe screw thread that bar matches.
Described printer casing is the unenclosed construction of a side opening.
The bar number of described fixing bar is four, and bottom it, the bottom with printer casing fixes, its top and printingGap is left at the top of machine shell.
Described gripper shoe is two with the number of connecting plate, and gripper shoe forms " mouth " type structure with connecting plate.
The generally cylindrical structure of described fixing groove, its cross section is " U " type structure.
The outside of described spill spin block offers the conveying trough matched with conveyer belt.
The beneficial effect that the present invention can reach: the present invention is provided with four and fixes in the both sides of the inside of printer casingBar, when making gripper shoe move up and down in printer casing, mobile steady, improve printing precision to a certain extent；Pass throughMotor accurately controls spill spin block and rotates, and then accurately controls rotary screw fine rotational, it is achieved that gripper shoe accurately declinesPurpose, further increase the printing precision of printer, when gripper shoe and connecting plate drop to the bottom of printer casing,Cushion pad can effectively protect gripper shoe, it is to avoid the damage of printed product；By fixing groove and spill spin block with the use of, improveStationarity in rotary screw rotation process, improves the printing effect of printer；The present invention has stability height, precisionHeight, makes the advantage that printer printing effect is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of 3D printer drive mechanism being easy to folding and unfolding of the present invention.
Fig. 2 is the structural representation of the gripper shoe of a kind of 3D printer drive mechanism being easy to folding and unfolding of the present invention.
In figure: 1, printer casing 2, fixing bar 3, rotary screw 4, gripper shoe 5, connecting plate 6, through hole7, screwed hole 8, cushion pad 9, motor 10, conveyer belt 11, fixing groove 12, spill spin block 13, screw thread.
Detailed description of the invention
Below in conjunction with the accompanying drawings and detailed description of the invention the present invention is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, a kind of 3D printer drive mechanism being easy to folding and unfolding, it includes printer casing 1, and described beatsThe both sides of the inside of print machine shell 1 are provided with fixing bar 2, and the centre of the bottom of described printer casing 1 is provided with rotation spiral shellBar 3, described printer casing 1 be internally provided with gripper shoe 4 and connecting plate 5, described gripper shoe 4 is mutual with connecting plate 5Being vertically arranged, the two ends of described gripper shoe 4 offer the through hole 6 through fixing bar 2, and the centre of described gripper shoe 4 is offeredHaving the screwed hole 7 matched with rotary screw 3, the bottom of described gripper shoe 4 is provided with cushion pad 8, outside described printerThe top of shell 1 is provided with motor 9, and the left side of described motor 9 is provided with fixing groove 11, described fixing groove 11Lower section is provided with spill spin block 12, and described motor 9 is connected with spill spin block 12 by conveyer belt 10, described spill spin block 12Inner side is provided with the screw thread 13 matched with rotary screw 3.
The present invention in use, places support board in gripper shoe 4 with connecting plate 5, printed part is placedOn support board, after the most printed one layer, by controlling motor 9, make gripper shoe 4 decline then and carry out beating of next layerPrint；By being provided with four fixing bars 2 in the both sides of the inside of printer casing 1, make gripper shoe 4 in printer casing 1 onLower mobile time, mobile steadily, improve printing precision to a certain extent；Motor 9 can accurately control spill spin block 12 turnsDynamic, and then accurately control rotary screw 3 fine rotational, it is achieved that the purpose that gripper shoe 4 accurately declines, further increase printingThe printing precision of machine, when gripper shoe 4 and connecting plate 5 drop to the bottom of printer casing 1, cushion pad 8 can effectively be protected and prop upFagging 4, it is to avoid the damage of printed product；By fixing groove 11 and spill spin block 12 with the use of, improve rotary screw 3 turnsStationarity during Dong, improves the printing effect of printer；The present invention has stability height, precision height, makes printer beatPrint effective advantage.
Embodiment 2
As depicted in figs. 1 and 2, a kind of 3D printer drive mechanism being easy to folding and unfolding, it includes printer casing 1, and described beatsThe both sides of the inside of print machine shell 1 are provided with fixing bar 2, and the centre of the bottom of described printer casing 1 is provided with rotation spiral shellBar 3, described printer casing 1 be internally provided with gripper shoe 4 and connecting plate 5, described gripper shoe 4 is mutual with connecting plate 5Being vertically arranged, the two ends of described gripper shoe 4 offer the through hole 6 through fixing bar 2, and the centre of described gripper shoe 4 is offeredHaving the screwed hole 7 matched with rotary screw 3, the bottom of described gripper shoe 4 is provided with cushion pad 8, outside described printerThe top of shell 1 is provided with motor 9, and the left side of described motor 9 is provided with fixing groove 11, described fixing groove 11Lower section is provided with spill spin block 12, and described motor 9 is connected with spill spin block 12 by conveyer belt 10, described spill spin block 12Inner side is provided with the screw thread 13 matched with rotary screw 3, the described unenclosed construction that printer casing 1 is a side opening,The bar number of described fixing bar 2 is four, and bottom it, the bottom with printer casing 1 fixes, its top and printer casing 1Top leave gap, described gripper shoe 4 is two with the number of connecting plate 5, and gripper shoe 4 forms with connecting plate 5" mouth " type structure, the generally cylindrical structure of described fixing groove 11, its cross section is " U " type structure, described spill spin blockThe outside of 12 offers the conveying trough matched with conveyer belt 10.
The present invention in use, places support board in gripper shoe 4 with connecting plate 5, printed part is placedOn support board, after the most printed one layer, by controlling motor 9, make gripper shoe 4 decline then and carry out beating of next layerPrint；By being provided with four fixing bars 2 in the both sides of the inside of printer casing 1, make gripper shoe 4 in printer casing 1 onLower mobile time, mobile steadily, improve printing precision to a certain extent；Motor 9 can accurately control spill spin block 12 turnsDynamic, and then accurately control rotary screw 3 fine rotational, it is achieved that the purpose that gripper shoe 4 accurately declines, further increase printingThe printing precision of machine, when gripper shoe 4 and connecting plate 5 drop to the bottom of printer casing 1, cushion pad 8 can effectively be protected and prop upFagging 4, it is to avoid the damage of printed product；By fixing groove 11 and spill spin block 12 with the use of, improve rotary screw 3 turnsStationarity during Dong, improves the printing effect of printer；Preferably, printer casing 1 is the open type of a side openingStructure, it is simple to viewing printing progress；The bar number of fixing bar 2 is four, and bottom it, the bottom with printer casing 1 fixes, itsGap is left at the top of top and printer casing 1, makes gripper shoe 4 keep stable moving up and down on fixing bar 2；Fixing grooveThe generally cylindrical structure of 11, its cross section is " U " type structure, it is possible to make spill spin block 12 smoothly in fixing groove 11 inward turningTurn, improve the stability during use；The present invention has that stability is high, precision high, makes good excellent of printer printing effectPoint.