CN105966791A - Multi-type-powder quantitative feeding mechanism suitable for rapid prototyping equipment - Google Patents
Multi-type-powder quantitative feeding mechanism suitable for rapid prototyping equipment Download PDFInfo
- Publication number
- CN105966791A CN105966791A CN201610506872.4A CN201610506872A CN105966791A CN 105966791 A CN105966791 A CN 105966791A CN 201610506872 A CN201610506872 A CN 201610506872A CN 105966791 A CN105966791 A CN 105966791A
- Authority
- CN
- China
- Prior art keywords
- powder
- falling roller
- powder falling
- feeding mechanism
- roller
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/54—Large containers characterised by means facilitating filling or emptying
- B65D88/64—Large containers characterised by means facilitating filling or emptying preventing bridge formation
- B65D88/68—Large containers characterised by means facilitating filling or emptying preventing bridge formation using rotating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/48—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems
- B65G65/4881—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems rotating about a substantially horizontal axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention relates to a multi-type-powder quantitative feeding mechanism suitable for rapid prototyping equipment, which comprises a power control part, a mounting base component and a powder discharging roller, wherein the powder discharging roller is arranged in a groove in a mounting base; the mounting base component adopts a split structure, and comprises the mounting base, the powder discharging roller, two adjusting blocks and a powder discharging hopper; the two adjusting blocks are symmetrically arranged at the lower part of the mounting base, respectively fit with the two sides of the powder discharging roller, and are symmetrically arranged along the axis of the powder discharging roller; a through passage is arranged in the powder discharging roller and along a radial cross section of the powder discharging roller; a steel ball is arranged in the passage; concave troughs are mounted at two ends of the passage; and the ball constantly hits the concave troughs, so that powder on the concave troughs can fall down smoothly. The multi-type-powder quantitative feeding mechanism suitable for rapid prototyping equipment has the advantages that the problem of uneven powder discharging of the rapid prototyping equipment can be solved; the structure is simplified, so as to facilitate processing and assembling; the phenomenon of powder bridging or powder accumulation caused by the small inlet of the hopper is avoided.
Description
Technical field
The present invention relates to rapid forming equipment powder feeding field, particularly relate to one and be applicable to rapid forming equipment
Multiple quantitative powder powder feeding mechanism.
Background technology
Rapid Prototyping technique is the system engineering technology of a kind of multi-crossed disciplines, former using powder as shaping
In the Rapid Prototyping technique of material, its forming process necessarily includes the storage of powder stock, supplies, spreads and send
And recovery operation.Often there is the problem that powder falling is uneven in existing rapid forming equipment, when hopper enters
Make a slip of the tongue hour, also can easily form the phenomenon that powder is put up a bridge or powder is piled up.
Existing rapid forming equipment is typically to utilize the arrangement of powder falling roll body periphery uniformly rule
Circular cone blind hole is carried powder mode and is carried out powder falling, but the circular cone blind hole difficulty of processing of powder falling roll body periphery
Very big, and it is difficult to ensure that the relative dimensions concordance in each hole；For the uniformity of each powder falling,
The exit of powder falling is equipped with a hair being exclusively used in cleaning roll body periphery circular cone blind hole residual powder
Brush, if the circular cone blind hole size on roll body differs, the hairbrush causing powder outlet is ineffective, thus
Cause powder falling irregular.
Summary of the invention
The technical problem to be solved be to provide a kind of solve the problems referred to above be applicable to quickly
The multiple quantitative powder powder feeding mechanism of former, convenient disassembly, compact conformation, easy to process, can have
Effect is avoided or reduces base being rubbed by powder, it is ensured that the precision of powder feeding, and functional reliability is high.
The technical scheme is that and be applicable to the multiple of rapid forming equipment
Quantitative powder powder feeding mechanism, including power-control section, installs base assembly and powder falling roller, described powder falling
Roller is arranged in the groove of described installation pedestal；Power-control section includes motor, Timing Belt and two belt wheels,
Described motor is fixed on motor cabinet, and described motor is by powder falling roller described in Timing Belt and two band wheel drive
Rotate；Described installation base assembly is Split type structure, including installing pedestal, powder falling roller, two adjustment blocks
With powder delivery funnel, two described adjustment blocks are symmetricly set on described installation pedestal bottom, two described adjustment
Block is fitted in the both sides of described powder falling roller respectively, and two described adjustment blocks are along the axis pair of described powder falling roller
Claim to arrange；Being respectively equipped with gripper shoe at the two axial ends of described powder falling roller, the outside of two described gripper shoes is divided
Not being provided with bearing spider, be mounted on bearing inside described bearing spider, described powder falling roller two ends are pacified respectively
It is contained on two bearings, is equipped with bearing cap outside described bearing spider and is connected by helicitic texture；Institute
The inside stating powder falling roller is provided with the inside and outside through passage that radially cross section is arranged, and described channel interior sets
Steel ball, described passage two ends is had to be separately installed with indent hopper, in described powder falling roller rotation process, institute
State steel ball to reciprocate in the closing space that two described indent hoppers and described passage surround, and constantly
Tap the powder that described indent hopper makes it carry to fall smoothly.
Further improvement project as technique scheme: described indent hopper is in outside width is more than
The trapezoidal hopper of side width, described trapezoidal hopper embeds the two ends of the described passage of the inside of described powder falling roller.
Further improvement project as technique scheme: described adjustment block and described installation base into contact
Upper surface be provided with through hole, described installation pedestal lower end is provided with that to extend described through hole internal and coordinate with it even
The bearing pin connect.
Further improvement project as technique scheme: the cross section of the through hole in described adjustment block is for long
The oval hole that degree direction is arranged along described powder falling roller horizontal radial, described oval hole is that rectangle two ends set respectively
Having the hole of the shape of two semi arches, described adjustment block can be along described powder falling below described installation pedestal
The horizontal radial direction of roller is moved, to regulate the gap between described adjustment block and described powder falling roller.
Further improvement project as technique scheme: two described adjustment blocks and described powder falling roller
It is equipped with groove on binding face, is provided with in described groove and the compensating wear-resistant sealing strip of described powder falling roller laminating.
Further improvement project as technique scheme: described compensating wear-resistant sealing strip protrudes on described groove
Surface fits tightly with the surface of described powder falling roller.Compensating wear-resistant sealing strip laminating powder falling roller, to ensure that powder is not
Can spill with the gap of powder falling roller from adjustment block.
Further improvement project as technique scheme: described compensating wear-resistant sealing strip protrudes on described groove
The height dimension on surface is more than the twice of carried powder diameter.
Further improvement project as technique scheme: described wear-resistant seal strip adoption politef
Make, owing to the coefficient of friction of politef is little, and there is certain intensity, even if therefore wear-resistant seal
Bar laminating powder falling roller, the frictional force producing powder falling roller is the least, does not interferes with the normal rotation of powder falling roller.
Described powder falling roller is in rotation process, and the steel ball within powder falling roller constantly taps trapezoidal hopper and makes
Entrained powder falls smoothly, reaches the purpose of powder supply.
Based on technique scheme, the invention has the beneficial effects as follows: the present invention can solve rapid shaping and set
The problem that standby powder falling is uneven；Simplify structure, it is simple to process and assemble；Solve because hopper entrance is too small,
And the powder formed is put up a bridge or powder packing phenomenon.Convenient disassembly of the present invention, compact conformation, easy to process,
Can be prevented effectively from or reduce base to be rubbed by powder, it is ensured that the precision of powder feeding, and functional reliability is high, tool
Manufacture is had to process more economical, the easier advantage of assembly manipulation.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention；
Fig. 2 is the right view of the present invention；
Fig. 3 is the sectional view in Fig. 1 along A-A；
Fig. 4 is the sectional view in Fig. 2 along B-B；
Fig. 5 is the schematic diagram of powder falling roller；
Fig. 6 is the radial section sectional view of powder falling roller；
Fig. 7 is the schematic diagram of adjustment block.
Detailed description of the invention
Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining this
Invention, is not intended to limit the scope of the present invention.
As shown in Figures 1 to 7, it is adaptable to the multiple quantitative powder powder feeding mechanism of rapid forming equipment, bag
Including power-control section, install base assembly and powder falling roller 3, described powder falling roller 3 is arranged on described installation
In the groove of pedestal 1；Power-control section includes motor 10, Timing Belt 8 and two belt wheels 7,9, institute
Stating motor 10 to be fixed on motor cabinet 6, described motor 10 is by Timing Belt 8 and two belt wheels 7,9
Described powder falling roller 3 is driven to rotate；Described installation base assembly is Split type structure, including install pedestal 1,
3, two adjustment blocks 2 of powder falling roller and powder delivery funnel 5, two described adjustment blocks 2 are symmetricly set on described
Installing pedestal 1 bottom, two described adjustment blocks 2 are fitted in the both sides of described powder falling roller 3, and two respectively
Individual described adjustment block 2 is arranged along the axisymmetrical of described powder falling roller 3；At the two axial ends of described powder falling roller 3
Being respectively equipped with gripper shoe 11, the outside of two described gripper shoes 11 is respectively equipped with bearing spider 13, described
Bearing spider 13 is internal is mounted on bearing 15, and described powder falling roller 3 two ends are separately mounted to two bearings
On 15, it is equipped with bearing cap 16 outside described bearing spider 13 and is connected by helicitic texture；Described fall
The inside of powder roller 3 is provided with the inside and outside through passage 3-1, described passage 3-1 that radially cross section is arranged
Inside is provided with steel ball 3-2, and described passage 3-1 two ends are separately installed with indent hopper 3-3, described fall
In powder roller 3 rotation process, described steel ball 3-2 is at two described indent hopper 3-3 and described passage 3-1
Reciprocate in the closing space surrounded, and constantly tap the powder that described indent hopper 3-3 makes it carry
Fall smoothly, to reach the purpose of powder supply.
Described indent hopper 3-3 is the trapezoidal hopper that outside width is more than inboard width, described trapezoidal hopper
Embed the two ends of the described passage 3-1 of the inside of described powder falling roller 3.
The upper surface that described adjustment block 2 contacts with described installation pedestal 1 is provided with through hole 2-1, described installation
Pedestal 1 lower end is provided with and extends the bearing pin that described through hole 2-1 is internal and is connected with it.
The cross section of the through hole 2-1 in described adjustment block 2 is that length direction is along described powder falling roller 3 horizontal radial
The oval hole arranged, described oval hole is the hole that rectangle is respectively arranged at two ends with the shape of two semi arches, institute
State adjustment block 2 horizontal radial direction along described powder falling roller 3 to move below described installation pedestal 1,
To regulate the gap between described adjustment block 2 and described powder falling roller 3.
Two described adjustment blocks 2 are equipped with groove 2-2 on the binding face of described powder falling roller 3, described recessed
It is provided with in groove 2-2 and the compensating wear-resistant sealing strip 4 of described powder falling roller 3 laminating.
It is tight with the surface of described powder falling roller 3 that described compensating wear-resistant sealing strip 4 protrudes described groove 2-2 upper surface
Laminating.Compensating wear-resistant sealing strip 4 is fitted powder falling roller 3, to ensure that powder will not be from adjustment block 2 and powder falling roller 3
Gap in spill.
Described compensating wear-resistant sealing strip 4 protrudes the height dimension of described groove 2-2 upper surface more than carried powder
The twice of diameter, the projection of the groove 2-2 that described compensating wear-resistant sealing strip 4 protrudes adjustment block 2 is the highest
Degree is 1mm.
Described compensating wear-resistant sealing strip 4 uses politef to make, owing to the coefficient of friction of politef is little,
And there is certain intensity, even if the powder falling roller 3 therefore compensating wear-resistant sealing strip 4 is fitted, powder falling roller 3 is produced
Frictional force is the least, does not interferes with the normal rotation of powder falling roller 3.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all in the present invention
Spirit and principle within, any modification, equivalent substitution and improvement etc. made, should be included in this
Within bright protection domain.
Claims (8)
1. it is applicable to the multiple quantitative powder powder feeding mechanism of rapid forming equipment, it is characterised in that: include
Power-control section, installation base assembly and powder falling roller, described powder falling roller is arranged on described installation pedestal
In groove；
Power-control section includes motor, Timing Belt and two belt wheels, and described motor is fixed on motor cabinet,
Described motor is rotated by powder falling roller described in Timing Belt and two band wheel drive；
Described installation base assembly is Split type structure, including install pedestal, powder falling roller, two adjustment blocks and
Powder delivery funnel, two described adjustment blocks are symmetricly set on described installation pedestal bottom, two described adjustment blocks
It is fitted in the both sides of described powder falling roller respectively, and two described adjustment blocks are along the axisymmetrical of described powder falling roller
Arrange；
Being respectively equipped with gripper shoe at the two axial ends of described powder falling roller, the outside of two described gripper shoes sets respectively
Having bearing spider, be mounted on bearing inside described bearing spider, described powder falling roller two ends are separately mounted to
On two bearings, it is equipped with bearing cap outside described bearing spider and is connected by helicitic texture；
The inside of described powder falling roller is provided with the inside and outside through passage that radially cross section is arranged, described passage
Inside is provided with steel ball, and described passage two ends are separately installed with indent hopper, at described powder falling roller rotation process
In, described steel ball reciprocates in the closing space that two described indent hoppers and described passage surround,
And constantly tap the powder that described indent hopper makes it carry and fall smoothly.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 1,
It is characterized in that, described indent hopper is the trapezoidal hopper that outside width is more than inboard width, described trapezoidal
Hopper embeds the two ends of the described passage of the inside of described powder falling roller.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 1,
It is characterized in that, described adjustment block is provided with through hole, described installation with the upper surface of described installation base into contact
Pedestal lower end is provided with and extends the bearing pin that described through hole is internal and is connected with it.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 3,
It is characterized in that, the cross section of the through hole in described adjustment block is that length direction is along described powder falling roller horizontal radial
The oval hole arranged, described adjustment block can be along the horizontal footpath of described powder falling roller below described installation pedestal
Move to direction, to regulate the gap between described adjustment block and described powder falling roller.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 1,
It is characterized in that, two described adjustment blocks are equipped with groove on the binding face of described powder falling roller, described recessed
It is provided with in groove and the compensating wear-resistant sealing strip of described powder falling roller laminating.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 5,
It is characterized in that, it is tight with the surface of described powder falling roller that described compensating wear-resistant sealing strip protrudes described groove upper surface
Laminating.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 6,
It is characterized in that, described compensating wear-resistant sealing strip protrudes the height dimension of described groove upper surface more than carried powder
The twice of material diameter.
The multiple quantitative powder powder feeding mechanism being applicable to rapid forming equipment the most according to claim 7,
It is characterized in that, described wear-resistant seal strip adoption politef is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610506872.4A CN105966791B (en) | 2016-07-01 | 2016-07-01 | Suitable for a variety of quantitative powder powder feeding mechanisms of rapid forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610506872.4A CN105966791B (en) | 2016-07-01 | 2016-07-01 | Suitable for a variety of quantitative powder powder feeding mechanisms of rapid forming equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105966791A true CN105966791A (en) | 2016-09-28 |
| CN105966791B CN105966791B (en) | 2018-02-27 |
Family
ID=56954530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610506872.4A Active CN105966791B (en) | 2016-07-01 | 2016-07-01 | Suitable for a variety of quantitative powder powder feeding mechanisms of rapid forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105966791B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341185A (en) * | 2019-08-22 | 2019-10-18 | 北京星航机电装备有限公司 | A kind of 3D printer upper dust feeder automatically |
| CN111977378A (en) * | 2019-05-22 | 2020-11-24 | 湖南云箭集团有限公司 | Multiple powder intelligence feed mechanism suitable for vibration material disk equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0592819A (en) * | 1991-09-30 | 1993-04-16 | Matsuji Nakagome | Drop port mechanism of vacuum loader |
| CN201990118U (en) * | 2011-01-30 | 2011-09-28 | 山西三合盛工业技术有限公司 | Blanking and dredging device for material bin |
| CN202130751U (en) * | 2011-06-07 | 2012-02-01 | 上海锅炉厂有限公司 | Rapping device for coal bunker of boiler |
| CN202594180U (en) * | 2012-04-11 | 2012-12-12 | 深圳市润农科技有限公司 | Mechanical arch-breaking device of hopper |
| CN203833015U (en) * | 2014-04-30 | 2014-09-17 | 江苏谷全生物科技有限公司 | Powder knocking-off device |
| CN205872926U (en) * | 2016-07-01 | 2017-01-11 | 武汉华科三维科技有限公司 | Whitewashed mechanism is sent to multiple powder ration suitable for quick former |
-
2016
- 2016-07-01 CN CN201610506872.4A patent/CN105966791B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0592819A (en) * | 1991-09-30 | 1993-04-16 | Matsuji Nakagome | Drop port mechanism of vacuum loader |
| CN201990118U (en) * | 2011-01-30 | 2011-09-28 | 山西三合盛工业技术有限公司 | Blanking and dredging device for material bin |
| CN202130751U (en) * | 2011-06-07 | 2012-02-01 | 上海锅炉厂有限公司 | Rapping device for coal bunker of boiler |
| CN202594180U (en) * | 2012-04-11 | 2012-12-12 | 深圳市润农科技有限公司 | Mechanical arch-breaking device of hopper |
| CN203833015U (en) * | 2014-04-30 | 2014-09-17 | 江苏谷全生物科技有限公司 | Powder knocking-off device |
| CN205872926U (en) * | 2016-07-01 | 2017-01-11 | 武汉华科三维科技有限公司 | Whitewashed mechanism is sent to multiple powder ration suitable for quick former |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111977378A (en) * | 2019-05-22 | 2020-11-24 | 湖南云箭集团有限公司 | Multiple powder intelligence feed mechanism suitable for vibration material disk equipment |
| CN110341185A (en) * | 2019-08-22 | 2019-10-18 | 北京星航机电装备有限公司 | A kind of 3D printer upper dust feeder automatically |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105966791B (en) | 2018-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205872926U (en) | Whitewashed mechanism is sent to multiple powder ration suitable for quick former | |
| CN105966791A (en) | Multi-type-powder quantitative feeding mechanism suitable for rapid prototyping equipment | |
| CN104908160B (en) | Extruding device and assembly technique thereof | |
| US8794946B2 (en) | Compression molding machine | |
| CN2801721Y (en) | Tile shell type rubber wrapped rotating drum | |
| CN204769872U (en) | Three-roller perforating machine | |
| CN204419494U (en) | Crank shaft supporter | |
| CN202377326U (en) | H-shaped bushing ring coiling device | |
| CN202884321U (en) | Feeding seal structure of ball mill | |
| CN105597867A (en) | Concave and convex curved surface type tabletting and crushing machine for powder coating | |
| CN204755993U (en) | Novel ball valve sealed firmly | |
| WO2019100286A1 (en) | Sealing device and bearing having same | |
| CN102672177A (en) | Feeding device of powder rolling mill with inclined screw | |
| CN204003995U (en) | A kind of bearing with novel retainer | |
| CN112061687B (en) | Bucket elevator bottom sealing equipment | |
| CN208195240U (en) | A kind of wire rod rolling line carrying roller guide groove | |
| CN202927001U (en) | Anti-wear gasket for pulley | |
| CN204572984U (en) | Ball screw | |
| CN202493676U (en) | Mechanical sealing device | |
| CN206048635U (en) | Condom produces fixture | |
| CN108435801A (en) | Nested type roll axial direction positioning device | |
| CN203979412U (en) | Pull rod seal device | |
| CN104258953B (en) | Compound bistrique and Flour milling method thereof | |
| CN201090607Y (en) | Bearing bush body | |
| CN206469697U (en) | A kind of sealing chute |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |