CN204367420U - 3d printer extrusion mechanism - Google Patents
3d printer extrusion mechanism Download PDFInfo
- Publication number
- CN204367420U CN204367420U CN201420741180.4U CN201420741180U CN204367420U CN 204367420 U CN204367420 U CN 204367420U CN 201420741180 U CN201420741180 U CN 201420741180U CN 204367420 U CN204367420 U CN 204367420U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- hole
- feeding
- long slot
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of 3D printer extrusion mechanism, comprise motor, first connecting plate, second connecting plate, 3rd connecting plate, output shaft is provided with feeding gear, first connecting plate, second connecting plate, 3rd connecting plate is provided with the first connecting hole, first connecting hole and screw fit, motor is provided with internal thread at output shaft end, first connecting plate, second connecting plate, 3rd connecting plate and motor connect as one, first connecting plate, 3rd connecting plate establishes long slot bore, second connecting plate is provided with open slot, the back shaft matched is provided with at long slot bore, back shaft is provided with feeding bearing, feeding bearing coordinates with material-feeding rolling wheels, back shaft is provided with the radially-directed hole with back shaft axes normal, at the first connecting plate near long slot bore side, 3rd connecting plate one end is provided with the second connecting hole, second connecting hole is provided with feeding bearing position adjustment structure.The utility model feeding bearing position adjustment structure is simple, compact, and convenience regulates, reliability is high, and transmission efficiency is high.
Description
Technical field
The utility model relates to 3D printer apparatus technical field, particularly relates to a kind of 3D printer extrusion mechanism.
Background technology
Structure complex structure extruded by the printer printing consumables of prior art, volume is large, after intermediate transmission link, transmission efficiency is low, energy consumption is high, the fault of motor and transmission mechanism is easily caused even to damage, affect the service life of printer, extruding part skids sometimes, and consumptive material transmits poor reliability, cause the product printed to occur that quality problems even occur defective work, cause and produce waste, production cost is high.
Utility model content
The purpose of this utility model is exactly the problems referred to above existed for solving prior art, provides a kind of 3D printer extrusion mechanism; The utility model feeding bearing position adjustment structure is simple, compact, convenience regulates, reliability is high, can ensure that printing consumables is in suitable frictional force and imports state, ensure the reliability imported, reliable transmission, Power output is not through intermediate transmission structure, avoid the efficiency adopting intermediate transmission structure to produce to damage, transmission efficiency is high, alleviates power consumption, and energy-saving effect is remarkable.
The technical scheme of the utility model technical solution problem is:
A kind of 3D printer extrusion mechanism, comprises motor, motor fixing seat, the centre of the output shaft of described motor is provided with feeding gear, and described motor fixing seat comprises the first connecting plate, second connecting plate, 3rd connecting plate, described first connecting plate, second connecting plate, 3rd connecting plate is provided with the first connecting hole of coaxial line, and the second connecting plate is located at the first connecting plate, between 3rd connecting plate, the first connecting hole and screw fit, motor is provided with internal thread at output shaft end, described first connecting plate, second connecting plate, 3rd connecting plate passes through screw, internal thread and motor connect as one, described first connecting plate, 3rd connecting plate establishes long slot bore, and the second connecting plate is provided with open slot, at the first connecting plate, the long slot bore of the 3rd connecting plate is provided with the back shaft matched, the middle part of described back shaft is provided with feeding bearing, described feeding bearing coordinates with material-feeding rolling wheels, printing consumables passes between feeding bearing and feeding gear, described back shaft is provided with the radially-directed hole with back shaft axes normal in long slot bore position, at the first connecting plate near long slot bore side, 3rd connecting plate one end is provided with the second connecting hole, and the second connecting hole is provided with feeding bearing position adjustment structure.
Described output the tip of the axis is provided with manual annular knurl runner, and manual annular knurl runner is positioned at the outside of the 3rd connecting plate.
Described feeding bearing position adjustment structure comprises adjusting bolt, the major part section of described adjusting bolt is provided with external screw thread, end is provided with optical axis section, Compress Spring is provided with inside optical axis section, light shaft section diameter is less than the large footpath of external screw thread, antifriction packing ring is provided with at the cross section place of external screw thread and the transition of optical axis section, the external screw thread at long slot bore place is provided with the nut matched, and optical axis section and radially-directed hole are matched in clearance.
Described feeding bearing position adjustment structure comprises the fluting cylindrical end dog screw of yi word pattern, the cylindrical end diameter of the front portion of described fluting cylindrical end dog screw is less than the large footpath of screw, Compress Spring is provided with at cylindrical end, cylindrical end coordinates with radially-directed hole, described second connecting hole is screwed hole, and screwed hole coordinates with the external screw thread of fluting cylindrical end dog screw.
The beneficial effects of the utility model:
1. feeding gear of the present utility model is directly connected with the centre position of motor output shaft, tooth-shape structure is adopted to coordinate with the bearing outer ring of adjustable position, can ensure that printing consumables is in suitable frictional force and imports state, ensure the reliability imported, Power output is not through intermediate transmission structure simultaneously, avoid the efficiency adopting intermediate transmission structure to produce to damage, alleviate power consumption, energy-saving effect is remarkable.
2. feeding bearing position adjustment structure of the present utility model is simple, compact and regulate reliability high, adopts allen wrench or manifold screwdriver just can the axial location of adjusting bolt thus adjustment feeding position of bearings easily.
3. the utility model is provided with manual annular knurl runner at output the tip of the axis, manual annular knurl runner is positioned at the outside of the 3rd connecting plate, manual annular knurl runner hand rotation motor shaft can be utilized easily, be convenient to the position adjustments of printing consumables to the initial lead-in stage of printing head especially, make the end of printing consumables be in best initial position.
Accompanying drawing explanation
Fig. 1 is the structural representation of utility model;
Fig. 2 is the vertical view cutaway drawing of Fig. 1.
Detailed description of the invention
In order to understand the utility model better, explain embodiment of the present utility model in detail below in conjunction with accompanying drawing.
As shown in Figure 1 to Figure 2, a kind of 3D printer extrusion mechanism, comprise motor 1, motor fixing seat, the centre of the output shaft 16 of described motor 1 is provided with feeding gear 4, export the tip of the axis and be provided with manual annular knurl runner 7, described motor fixing seat comprises the first connecting plate 3, second connecting plate 5, 3rd connecting plate 6, described first connecting plate 3, second connecting plate 5, 3rd connecting plate 6 is provided with the first connecting hole of coaxial line, second connecting plate is located at the first connecting plate, between 3rd connecting plate, manual annular knurl runner 7 is positioned at the outside of the 3rd connecting plate 6, first connecting hole coordinates with screw 2, motor is provided with internal thread 31 at output shaft end, described first connecting plate, second connecting plate, 3rd connecting plate is by screw 2, internal thread 31 and motor connect as one, described first connecting plate, 3rd connecting plate establishes long slot bore 18, second connecting plate is provided with open slot 20, at the first connecting plate, the long slot bore 18 of the 3rd connecting plate is provided with the back shaft 15 matched, the middle part of described back shaft is provided with feeding bearing 13, described feeding bearing coordinates with material-feeding rolling wheels, printing consumables 17 passes between feeding bearing and feeding gear, described back shaft is provided with the radially-directed hole 21 with back shaft axes normal in long slot bore position, at the first connecting plate near long slot bore side, 3rd connecting plate one end is provided with the second connecting hole 19, second connecting hole is provided with feeding bearing position adjustment structure.
Described bearing adjustment structure comprises adjusting bolt 12, the major part section of described adjusting bolt is provided with external screw thread 32, end is provided with optical axis section 8, Compress Spring 9 is provided with inside optical axis section, optical axis section 8 diameter is less than the large footpath of external screw thread, antifriction packing ring 10 is provided with at the cross section place of external screw thread and the transition of optical axis section, the external screw thread 32 at long slot bore place is provided with the nut 11 matched, and optical axis section 8 and radially-directed hole 21 are matched in clearance.
Described bearing adjustment structure comprises the fluting cylindrical end dog screw 14 of yi word pattern, cylindrical end 33 diameter of the front portion of described fluting cylindrical end dog screw is less than the large footpath 23 of screw, Compress Spring 9 is provided with at cylindrical end, cylindrical end coordinates with radially-directed hole, described second connecting hole is screwed hole 22, and screwed hole 22 coordinates with the external screw thread of fluting cylindrical end dog screw.
By reference to the accompanying drawings the detailed description of the invention of utility model is described although above-mentioned; but the restriction not to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (4)
1. a 3D printer extrusion mechanism, comprises motor, motor fixing seat, is characterized in that, the centre of the output shaft of described motor is provided with feeding gear, and described motor fixing seat comprises the first connecting plate, second connecting plate, 3rd connecting plate, described first connecting plate, second connecting plate, 3rd connecting plate is provided with the first connecting hole of coaxial line, and the second connecting plate is located at the first connecting plate, between 3rd connecting plate, the first connecting hole and screw fit, motor is provided with internal thread at output shaft end, described first connecting plate, second connecting plate, 3rd connecting plate passes through screw, internal thread and motor connect as one, described first connecting plate, 3rd connecting plate establishes long slot bore, and the second connecting plate is provided with open slot, at the first connecting plate, the long slot bore of the 3rd connecting plate is provided with the back shaft matched, the middle part of described back shaft is provided with feeding bearing, described feeding bearing coordinates with material-feeding rolling wheels, printing consumables passes between feeding bearing and feeding gear, described back shaft is provided with the radially-directed hole with back shaft axes normal in long slot bore position, at the first connecting plate near long slot bore side, 3rd connecting plate one end is provided with the second connecting hole, and the second connecting hole is provided with feeding bearing position adjustment structure.
2. 3D printer extrusion mechanism as claimed in claim 1, it is characterized in that, described output the tip of the axis is provided with manual annular knurl runner, and manual annular knurl runner is positioned at the outside of the 3rd connecting plate.
3. 3D printer extrusion mechanism as claimed in claim 1, it is characterized in that, described feeding bearing position adjustment structure comprises adjusting bolt, the major part section of described adjusting bolt is provided with external screw thread, end is provided with optical axis section, inside optical axis section, be provided with Compress Spring, light shaft section diameter is less than the large footpath of external screw thread, is provided with antifriction packing ring at the cross section place of external screw thread and the transition of optical axis section, the external screw thread at long slot bore place is provided with the nut matched, and optical axis section and radially-directed hole are matched in clearance.
4. 3D printer extrusion mechanism as claimed in claim 1, it is characterized in that, described feeding bearing position adjustment structure comprises the fluting cylindrical end dog screw of yi word pattern, the cylindrical end diameter of the front portion of described fluting cylindrical end dog screw is less than the large footpath of screw, Compress Spring is provided with at cylindrical end, cylindrical end coordinates with radially-directed hole, and described second connecting hole is screwed hole, and screwed hole coordinates with the external screw thread of fluting cylindrical end dog screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741180.4U CN204367420U (en) | 2014-11-29 | 2014-11-29 | 3d printer extrusion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741180.4U CN204367420U (en) | 2014-11-29 | 2014-11-29 | 3d printer extrusion mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204367420U true CN204367420U (en) | 2015-06-03 |
Family
ID=53323666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420741180.4U Expired - Fee Related CN204367420U (en) | 2014-11-29 | 2014-11-29 | 3d printer extrusion mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204367420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441662A (en) * | 2014-11-29 | 2015-03-25 | 济南大学 | 3d printer extrusion mechanism |
-
2014
- 2014-11-29 CN CN201420741180.4U patent/CN204367420U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441662A (en) * | 2014-11-29 | 2015-03-25 | 济南大学 | 3d printer extrusion mechanism |
| CN104441662B (en) * | 2014-11-29 | 2017-01-11 | 济南大学 | 3d printer extrusion mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204367420U (en) | 3d printer extrusion mechanism | |
| CN104441662A (en) | 3d printer extrusion mechanism | |
| CN204400035U (en) | Adjustablely turn to omnipotent roller | |
| CN203599936U (en) | Longitudinal welded pipe forming roller repairing clamping device on machine tool | |
| CN202646573U (en) | Single-nut regulating structure of screw nut pair | |
| CN201960149U (en) | Improved high-precision gear rough-turning clamp | |
| CN202123389U (en) | Aligning mould for machining of wind power main shaft | |
| CN201651169U (en) | Worm and wheel-worm transmission device | |
| CN204156678U (en) | Motor encoder conversion syndeton | |
| CN203143749U (en) | Combined rolling rubber roller for polyimide film production | |
| CN204621652U (en) | A kind of leading screw prestretched structure | |
| CN203686092U (en) | Clearance adjustment device for spiral bevel gears of universal milling head | |
| CN202273978U (en) | Bracing wire joint for car door connection | |
| CN202418219U (en) | Tail shaft fitted between motor main shaft and encoder | |
| CN201970460U (en) | Tapered spiral feeding roller assembly | |
| CN205324565U (en) | Processingequipment of coarse pitch spiral track body | |
| CN203641293U (en) | Rolling-shaft supporting frame | |
| CN203304298U (en) | Double-screw rod cold pilger mill | |
| CN202296455U (en) | Discharging frame for steel plate coil stock | |
| CN203779248U (en) | Tailstock mandrel taper hole autogenous grinding device | |
| CN203311958U (en) | Corner-folding pressure roller for resistor corner-folding device | |
| CN203158533U (en) | Roller pin sleeve assembly | |
| CN203049136U (en) | Novel separated roller device of ring spinning frame | |
| CN203409474U (en) | Knurling tool | |
| CN203281888U (en) | Main shaft box body structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20161129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |