CN112676573B - Base shaft type SLM metal printer powder supply device - Google Patents
Base shaft type SLM metal printer powder supply device Download PDFInfo
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- CN112676573B CN112676573B CN202011454294.7A CN202011454294A CN112676573B CN 112676573 B CN112676573 B CN 112676573B CN 202011454294 A CN202011454294 A CN 202011454294A CN 112676573 B CN112676573 B CN 112676573B
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Abstract
The invention discloses a powder supply device for a base shaft type SLM metal printer, which is characterized in that: comprises a sieving machine and a metering powder feeding device; the storage box of the screening machine is communicated with the powder storage cylinder of the metering powder feeding device through a powder feeding pipe; a vacuum conveyor is arranged on the powder feeding pipe between the sieving machine and the metering powder feeding device; the receiving hopper of the metering powder feeding device is communicated with the powder supply port through a powder feeding pipe; and a vacuum conveyor is arranged on the powder feeding pipe between the metering powder feeding device and the powder feeding port. The powder supply device for the base shaft type SLM metal printer is simple in structure and convenient to use, and by adopting the matching use of the storage box of the screening machine and the metering powder feeding device, the operations of screening, metering, conveying and the like can be efficiently carried out on metal powder, the qualified screened metal powder is provided to the powder cylinder of the powder spreading device/printing cavity of the SLM metal printer, and a series of operations of automatic screening, metering, conveying and the like are realized.
Description
Technical Field
The invention relates to the technical field of laser additive manufacturing, in particular to a powder supply device for a base shaft type SLM metal printer.
Background
Selective Laser Melting (SLM) is an advanced additive manufacturing technology that has rapidly emerged in recent years, and according to cross-sectional information of a 3D model of a part after slicing in layers, a high-energy laser beam is used to scan powder in a Selective manner, so as to selectively melt metal powder layer by layer, which is a method for manufacturing a three-dimensional solid part by layer powder laying, layer by layer melting, and solidification and accumulation.
Before the SLM metal printer prints, metal powder needs to be screened, metered, conveyed and the like, and the metal powder is supplied into a powder cylinder of a powder spreading device/printing chamber of the SLM metal printer.
According to patent number CN210207599U, the name is a metal 3d printer powder sieving and filtering device, which comprises a filtering shell, a door plate slideway, an outer door plate, a return spring, a hopper, a powder sieving mechanism, an inner base, a powder collecting bottle connecting seat, a powder collecting bottle and a powder collecting bottle connecting port; has the advantages of high powder sieving efficiency, high powder purity and the like.
However, after the device is used for a long time, a lot of large particles are accumulated on the screening net, so that the subsequent screening work is greatly influenced, the experience feeling of the product is poor, and the practicability is required to be improved.
According to the patent number CN210615116U, the name is a powder conveying device for a metal 3D printer, which comprises a storage box, wherein a conveying cylinder is clamped in the storage box, and the upper surface of the conveying cylinder is fixedly connected with a driving device; has the advantages of reducing labor intensity, improving production efficiency and the like.
But the device's structure is complicated, can't guarantee the effective transport of metal powder, also can not carry out real-time measurement to the powder of carrying simultaneously, can't satisfy more demands in the in-service use, has certain use limitation.
Based on the situation, the invention provides the powder supply device for the base shaft type SLM metal printer, and the powder supply device can effectively solve the problems.
Disclosure of Invention
The invention aims to provide a powder supply device for a base shaft type SLM metal printer. The powder supply device for the base shaft type SLM metal printer is simple in structure and convenient to use, the storage box comprising the powder screening machine is matched with the metering powder feeding device for use, the operations of screening, metering, conveying and the like of metal powder can be efficiently carried out, the qualified screened metal powder is provided to the powder cylinder of the powder spreading device/printing chamber of the SLM metal printer, and a series of operations of automatic screening, metering, conveying and the like are realized.
The invention is realized by the following technical scheme:
the utility model provides a base shaft formula SLM metal printer is with supplying powder device which characterized in that: comprises a powder sieving machine and a metering powder feeding device;
the storage box comprising the powder screening machine is communicated with the powder storage cylinder of the metering powder feeding device through a powder feeding pipe;
a vacuum conveyor is arranged on a powder feeding pipe between the powder screening machine and the metering powder feeding device;
the receiving hopper of the metering powder feeding device is communicated with the powder supply port through a powder feeding pipe; a vacuum conveyor is arranged on the powder feeding pipe between the metering powder feeding device and the powder feeding port;
further: the powder screening machine comprises a first box body, the inside fixed mounting of first box has first motor and first casing, the inside of first casing is provided with the stirring subassembly, the output shaft fixed connection of stirring subassembly and first motor, the inside of first box is provided with first drive assembly, first drive assembly is connected with the stirring subassembly transmission, the inside wall of first box rotates through the pivot and is connected with the screening subassembly, the screening subassembly rotates through the pivot and is connected with the head rod, the top of head rod rotates through pivot and first drive assembly and is connected, the inside of first box and the below that is located the screening subassembly are provided with two receivers, the upper surface of first box runs through and is provided with the unloading subassembly, the top switch-on of unloading subassembly through first hose and first casing.
And further: the powder device is sent in measurement includes the mounting panel, the surface of mounting panel runs through and fixed mounting connects the hopper, the top fixed mounting of mounting panel has center pin, box and slip subassembly, the top of center pin is rotated through the pivot and is connected with the electron weighing machine, be provided with supporting component between the bottom of electron weighing machine and the upper surface of mounting panel, one side fixed mounting that supporting component was kept away from to the electron weighing machine has the sloping block, the inside fixed mounting of box has powder storage cylinder and electric putter, electric putter's expansion end fixed mounting has the removal subassembly, one side and the removal subassembly of slip subassembly offset, the opposite side of slip subassembly offsets with the bottom of electron weighing machine.
Further: the upper surface fixed mounting of electron weighing machine has two guide plates, two the guide plate is the symmetry setting, the surface of mounting panel is run through and has been seted up spacing hole.
Further: the upper surface of box is connected with the third apron through the hinge rotation, the top fixed mounting of third apron has the third handle.
And further: the supporting component comprises a telescopic rod, the two ends of the telescopic rod are respectively connected with the bottom of the electronic weighing device and the upper surface of the mounting plate in a rotating mode through rotating shafts, and a spring is sleeved on the outer surface of the telescopic rod.
Further: the movable assembly comprises a partition plate, a baffle plate, a first trapezoid block and a second trapezoid block are fixedly mounted on the side wall of the partition plate, and a supporting plate is fixedly mounted on the side wall, far away from the partition plate, of the second trapezoid block.
Further: the sliding assembly comprises a supporting column, a third sleeve is fixedly mounted at the top of the supporting column, and a push rod is sleeved inside the third sleeve.
Further: the lateral wall of second box has the side door through hinge swivelling joint, the lateral wall fixed mounting of side door has the second handle, the surface of support runs through and threaded connection has the gag lever post, the top fixed mounting of gag lever post has the clamp plate, the bottom fixed mounting of second nest of blocks has the dovetail piece, the dovetail has been seted up to the upper surface of support.
Further: the rotating assembly comprises a central shaft, and a first bevel gear and a plurality of fan blades are fixedly mounted on the outer surface of the central shaft.
Further: the powder sucking assembly comprises a connecting pipe, one end of the connecting pipe is communicated with a sucking head, and the other end of the connecting pipe is communicated with a second hose.
Further: the second transmission assembly comprises a round rod, the round rod is rotatably connected with the side wall of the second shell, a second helical gear is fixedly mounted at one end of the round rod, and a turntable is fixedly mounted at the other end of the round rod.
Further: store up the powder subassembly including storing up the powder jar, store up the lateral wall hinge of powder jar and be connected with the baffle in a rotating manner, the surperficial gomphosis of baffle has ventilative net.
Further: the front surface of the first box body is rotatably connected with a door panel through a hinge, and a first handle is fixedly arranged on the front surface of the door panel.
Further: the stirring assembly comprises a supporting rod, and a first belt pulley and a plurality of stirring rods are fixedly mounted on the outer surface of the supporting rod.
Further: the unloading subassembly includes the sleeve, the equal fixed mounting in telescopic surface both sides has the separation blade, telescopic top is connected with the apron through the pivot rotation.
And further: the first transmission assembly comprises a long rod, the top of the long rod is rotatably connected with the inner wall of the first box body through a bearing, a second belt pulley is fixedly arranged on the outer surface of the long rod, and a rectangular block is connected to the outer surface of the long rod in a threaded mode.
And further: the screening subassembly includes the fixed plate, the upper surface of fixed plate has run through and has seted up and place the hole, the pore wall fixed mounting who places the hole has the screening net.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the powder supply device for the base shaft type SLM metal printer is simple in structure and convenient to use, and by adopting the matching use of the storage box of the powder screening machine and the metering powder feeding device, the metal powder can be efficiently screened, metered, conveyed and the like, the qualified screened metal powder is provided to the powder cylinder of the powder spreading device/printing cavity of the SLM metal printer, and a series of operations such as automatic screening, metering, conveying and the like are realized.
The metering powder feeding device provided by the invention realizes the tilting and resetting motions of the electronic weighing device through the matching among the electric push rod, the moving component, the sliding component, the supporting component and the like, can play a role in knocking the electronic weighing device, ensures the effective conveying of metal powder, has a real-time metering function, and has better experience of products.
1. Compared with the prior art, through the cooperation between electric putter, removal subassembly, slip subassembly and the supporting component etc. both realized the slope and the motion that resets of electron weighing machine, also can play the effect of beating to electron weighing machine, guarantee metal powder's effective transport, but also possess the function of real-time measurement, the experience of product is felt better, and the practicality is higher.
2. Compared with the prior art, through the cooperation between third apron and third handle etc, not only can play the effective sealing effect to storing up the inside metal powder of powder jar, and then can reduce the adnexed of debris such as dust, still be convenient for overhaul the maintenance to storing up the inside condition of powder jar, go back to carry out the manual work through opening the third apron and add metal powder to storing up the inside of powder jar, mounting panel and spacing hole are mutually supported simultaneously, be convenient for fix suitable position with this device, more demands in the in-service use have been satisfied, the suitability is stronger.
According to the powder screening machine, through the cooperation of the first motor, the first transmission assembly, the first connecting rod, the screening assembly and the like, not only can the metal powder be stirred and scattered, but also the intermittent swing of the screening net is realized, so that large particles on the screening net can be rolled into the containing box, the later-stage centralized treatment is facilitated, and the experience of products is better.
1. Compared with the prior art, through the cooperation between first motor, drive assembly, head rod and screening subassembly etc, both realized breaing up metal powder's stirring, also realized the intermittent type nature swing of screening net, and then can make the large granule thing on the screening net roll to the containing box in, the later stage centralized processing of being convenient for, the experience of product is felt better, and the practicality is higher.
2. Compared with the prior art, through the cooperation between unloading subassembly, first hose and the first casing etc, the upset apron can begin stirring work with the inside that metal powder let in first casing, also can take up the sleeve with more convenient unloading, has satisfied more demands in the in-service use, and the suitability is stronger.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the overall structure of the powder screening machine according to the present invention;
FIG. 3 is a schematic diagram of the screen assembly of the powder shifter of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 2-S;
FIG. 5 is a schematic view of the overall structure of the metering powder feeder of the present invention;
FIG. 6 is a schematic structural view of a supporting assembly of the metering powder feeding device of the present invention;
fig. 7 is a top view of a deflector of the metering powder feeding device of the present invention.
In the figure: 1. a powder screening machine; 03. a metering powder feeding device; 3. a powder feeding pipe; 301. a powder supply port; 4. a vacuum conveyor;
11. a first case; 12. a first motor; 13. a first housing; 14. a stirring assembly; 15. a blanking assembly; 16. a first hose; 17. a first transmission assembly; 18. a screen assembly; 19. a first connecting rod; 110. a storage box; 111. a door panel; 112. a first handle; 1401. a strut; 1402. a first pulley; 1403. a stirring rod; 1501. a sleeve; 1502. a baffle plate; 1503. a cover plate; 1701. a long rod; 1702. a second pulley; 1703. a rectangular block; 1801. a fixing plate; 1802. placing holes; 1803. screening the net;
31. mounting a plate; 32. a receiving hopper; 33. a central shaft; 34. an electronic weighing machine; 35. a support assembly; 36. a box body; 37. a powder storage cylinder; 38. an electric push rod; 39. a moving assembly; 310. a sloping block; 311. a sliding assembly; 312. a baffle; 313. a third cover plate; 314. a third handle; 315. a limiting hole; 3501. a telescopic rod; 3502. a spring; 3901. a partition plate; 3902. a baffle plate; 3903. a first trapezoidal block; 3904. a second trapezoidal block; 3905. a support plate; 31101. a pillar; 31102. a third sleeve; 31103. and a push rod.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1 to 7, a powder supply device for a base shaft SLM metal printer is characterized in that: comprises a powder sieving machine and a metering powder feeding device;
the storage box comprising the powder screening machine is communicated with the powder storage cylinder of the metering powder feeding device through a powder feeding pipe;
a vacuum conveyor is arranged on a powder feeding pipe between the powder screening machine and the metering powder feeding device;
the receiving hopper of the metering powder feeding device is communicated with the powder supply port through a powder feeding pipe; a vacuum conveyor is arranged on the powder feeding pipe between the metering powder feeding device and the powder feeding port;
and further: the powder screening machine comprises a first box body, the inside fixed mounting of first box has first motor and first casing, the inside of first casing is provided with the stirring subassembly, the output shaft fixed connection of stirring subassembly and first motor, the inside of first box is provided with first drive assembly, first drive assembly is connected with the stirring subassembly transmission, the inside wall of first box rotates through the pivot and is connected with the screening subassembly, the screening subassembly rotates through the pivot and is connected with the head rod, the top of head rod rotates through pivot and first drive assembly and is connected, the inside of first box and the below that is located the screening subassembly are provided with two receivers, the upper surface of first box runs through and is provided with the unloading subassembly, the top switch-on of unloading subassembly through first hose and first casing.
Further: the powder device is sent in measurement includes the mounting panel, the surface of mounting panel runs through and fixed mounting connects the hopper, the top fixed mounting of mounting panel has center pin, box and slip subassembly, the top of center pin is rotated through the pivot and is connected with the electron weighing machine, be provided with supporting component between the bottom of electron weighing machine and the upper surface of mounting panel, one side fixed mounting that supporting component was kept away from to the electron weighing machine has the sloping block, the inside fixed mounting of box has powder storage jar and electric putter, electric putter's expansion end fixed mounting has the removal subassembly, one side and the removal subassembly of slip subassembly offset, the opposite side of slip subassembly offsets with the bottom of electron weighing machine.
Example 2:
as shown in fig. 1 to 7, a powder supply device for a base shaft SLM metal printer is characterized in that: comprises a powder sieving machine and a metering powder feeding device;
the storage box comprising the powder screening machine is communicated with the powder storage cylinder of the metering powder feeding device through a powder feeding pipe;
a vacuum conveyor is arranged on a powder feeding pipe between the powder screening machine and the metering powder feeding device;
the receiving hopper of the metering powder feeding device is communicated with the powder supply port through a powder feeding pipe; a vacuum conveyor is arranged on the powder feeding pipe between the metering powder feeding device and the powder feeding port;
as shown in fig. 2 to 4, the powder sieving machine of the present invention includes a first box, a first motor and a first housing are fixedly installed inside the first box, the first motor has a forward and reverse rotation function, a stirring assembly is installed inside the first housing, the stirring assembly is fixedly connected to an output shaft of the first motor, a first transmission assembly is installed inside the first box, the first transmission assembly is in transmission connection with the stirring assembly, a sieving assembly is rotatably connected to an inner side wall of the first box through a rotating shaft, the sieving assembly is rotatably connected to a first connecting rod through a rotating shaft, a top of the first connecting rod is rotatably connected to the first transmission assembly through a rotating shaft, two receiving boxes are installed inside the first box and below the sieving assembly, a blanking assembly is arranged on an upper surface of the first box in a penetrating manner, and the blanking assembly is connected to a top of the first housing through a first hose.
Wherein, the unloading subassembly includes the sleeve, and the equal fixed mounting in telescopic surface both sides has the separation blade, and telescopic top is connected with the apron through the pivot rotation. When the electric power tool is used, the cover plate is firstly turned over, metal powder is conveyed into the first shell through the sleeve and the first hose, and the first motor is started at the same time; in the process, the sleeve can be taken up through the blocking sheet, so that more convenient blanking can be realized, the cover plate can also play a certain sealing role, and impurities such as dust and the like can be prevented from falling into the cover plate when the cover plate is used.
As shown in fig. 5-7, the metering powder feeding device of the present invention includes a mounting plate, a receiving hopper is fixedly installed on the surface of the mounting plate in a penetrating manner, a central shaft, a box body and a sliding assembly are fixedly installed on the top of the mounting plate, the top of the central shaft is rotatably connected with an electronic weighing device through a rotating shaft, a supporting assembly is arranged between the bottom of the electronic weighing device and the upper surface of the mounting plate, an inclined block is fixedly installed on one side of the electronic weighing device far away from the supporting assembly, a powder storage cylinder and an electric push rod are fixedly installed inside the box body, a moving assembly is fixedly installed at the movable end of the electric push rod, one side of the sliding assembly abuts against the moving assembly, and the other side of the sliding assembly abuts against the bottom of the electronic weighing device. Among them, the electronic weighing machine is a mature technology in the prior art, and will not be described in detail here.
Specifically, the surface of the mounting plate is provided with a limiting hole in a penetrating mode. When in use, the device is fixed to a proper position by matching the mounting plate, the limiting hole, the bolt and other structures, and the firmness of the device is ensured.
Specifically, the upper surface of box is connected with the third apron through the hinge rotation, and the top fixed mounting of third apron has the third handle. Add the inside of storing up the powder jar with metal powder during the use to close the third apron through the third handle, can play the effective sealing effect to storing up the inside metal powder of powder jar, and then can reduce adhering to of debris such as dust, guarantee metal powder's overall quality, still be convenient for overhaul the maintenance to storing up the inside condition of powder jar, go back the manual work and add metal powder to storing up the powder jar inside through opening the third apron.
Specifically, two guide plates are fixedly mounted on the upper surface of the electronic weighing device and are symmetrically arranged. The supporting component comprises a telescopic rod, the two ends of the telescopic rod are respectively connected with the bottom of the electronic weighing device and the upper surface of the mounting plate in a rotating mode through rotating shafts, and a spring is sleeved on the outer surface of the telescopic rod. The movable assembly comprises a partition plate, a baffle plate, a first trapezoid block and a second trapezoid block are fixedly mounted on the side wall of the partition plate, and a supporting plate is fixedly mounted on the side wall, far away from the partition plate, of the second trapezoid block. The second trapezoid block has a slope greater than that of the first trapezoid block. The sliding assembly comprises a supporting column, a third sleeve is fixedly mounted at the top of the supporting column, and a push rod is sleeved inside the third sleeve. The metal powder flows onto the electronic weighing device from the powder storage cylinder, when the metal powder flows to a certain degree, the electric push rod is started to drive the partition plate to move, the baffle plate, the first trapezoid block, the second trapezoid block and the supporting plate are further driven to move synchronously, and the baffle plate blocks the powder storage cylinder in the moving process to stop blanking; the first trapezoid block enables the electronic weighing machine to incline under the matching of the inclined block, and then the first trapezoid block is matched with the guide plate to enable the metal powder to flow to the receiving hopper; the supporting plate is matched with structures such as a supporting column and a third sleeve, so that the ejector rod is firstly kept still and then moves to the bottom of the electronic weighing device under the action of the second trapezoid block, and the ejector rod finally catches up with the electronic weighing device and plays a role in knocking the electronic weighing device because the gradient of the second trapezoid block is larger than that of the first trapezoid block, so that the metal powder on the top can be effectively conveyed to the receiving hopper; when electric putter drove the baffle isotructure and resets, under the cooperation of telescopic link, spring, ejector pin and layer board isotructure, electronic weighing machine automatic re-setting is ready for next connecing the material measurement, and the experience of product feels better.
The specific working principle and the using method of the metering powder feeding device are as follows:
when the powder storage cylinder is used, the third cover plate is closed through the third handle, the effective sealing effect on metal powder in the powder storage cylinder can be achieved, the powder feeding pipe conveys the metal powder to the inside of the powder storage cylinder, the metal powder flows onto the electronic weighing device from the inside of the powder storage cylinder, when the metal powder flows to a certain degree, the electric push rod is started to drive the partition plate to move, the baffle plate, the first trapezoid block, the second trapezoid block and the supporting plate are further synchronously driven to move synchronously, and the baffle plate blocks the powder storage cylinder in the moving process to stop the blanking; the first trapezoid block enables the electronic weighing device to incline under the matching of the inclined block, and then the first trapezoid block is matched with the guide plate to enable metal powder to flow to the receiving hopper; the supporting plate is matched with structures such as a supporting column and a third sleeve, so that the ejector rod is firstly kept still and then moves to the bottom of the electronic weighing device under the action of the second trapezoid block, and the ejector rod finally catches up with the electronic weighing device and plays a role in knocking the electronic weighing device because the gradient of the second trapezoid block is larger than that of the first trapezoid block, so that the metal powder on the top can be effectively conveyed to the receiving hopper; when electric putter drove the baffle isotructure and resets, under the cooperation of telescopic link, spring, ejector pin and layer board isotructure, electronic weighing machine automatic re-setting is ready for next material receiving measurement, and the experience of product is felt better, and the practicality is higher.
Specifically, the stirring assembly comprises a supporting rod, and a first belt pulley and a plurality of stirring rods are fixedly mounted on the outer surface of the supporting rod. The first transmission assembly comprises a long rod, the top of the long rod is rotatably connected with the inner wall of the first box body through a bearing, a second belt pulley is fixedly arranged on the outer surface of the long rod, and a rectangular block is connected to the outer surface of the long rod in a threaded manner. The screening subassembly includes the fixed plate, and the upper surface of fixed plate runs through to be seted up places the hole, and the pore wall fixed mounting who places the hole has the screening net. Starting a first motor to drive a first belt pulley and a plurality of stirring rods to start rotating, wherein the stirring rods start stirring and scattering metal powder falling into a first shell, then the metal powder flows onto a screening net from the lower part, the screened metal powder falls into a storage box on the right side, and large particles are blocked on the screening net; first belt pulley drives second belt pulley and stock and begins to rotate, under the cooperation of stock, rectangular block, head rod and pivot isotructure, can realize the intermittent type nature swing of screening net, and then can make the screening net on the big particulate matter roll to the left side containing box from placing the hole in, both reduced the piling up of screening net on the big particulate matter, the later stage of also being convenient for is better to the centralized processing of large granule thing and screening back metal powder, the experience of product is felt.
Specifically, the front surface of the first box body is rotatably connected with a door panel through a hinge, and a first handle is fixedly mounted on the front surface of the door panel. After the screening is finished, the door plate is opened through the first handle, so that the two storage boxes can be taken out, and the screened objects inside are rapidly processed.
The specific working principle and the use method of the powder sieving machine provided by the invention are as follows: when the metal powder screening device is used, firstly, the cover plate is turned over, metal powder is conveyed into the first shell through the sleeve and the first hose, the first motor is started to drive the first belt pulley and the stirring rods to start rotating, the metal powder falling into the first shell starts to be stirred and scattered by the stirring rods, then the metal powder flows onto the screening net from the lower part, the screened metal powder falls into the containing box on the right side, and large particles are blocked on the screening net; first belt pulley drives second belt pulley and stock and begins to rotate, under the cooperation of stock, the rectangular block, head rod and pivot isotructure, can realize the intermittent type nature swing of screening net, and then can make the epaxial big particulate matter of screening roll to the left side containing box in from placing the hole, both reduced the piling up of the online big particulate matter of screening, the later stage of also being convenient for is to the large granule thing and the centralized processing of screening back metal powder, more demands in the in-service use have been satisfied, the practicality is higher.
According to the description and the drawings of the invention, a person skilled in the art can easily manufacture or use the powder supply device for the base shaft type SLM metal printer of the invention and can produce the positive effects recorded in the invention.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modifications and equivalent variations of the above embodiment according to the technical spirit of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a base shaft formula SLM metal printer is with supplying powder device which characterized in that: comprises a powder screening machine (1) and a metering powder feeding device (03);
the storage box (110) of the powder sieving machine (1) is communicated with the powder storage cylinder (37) of the metering powder feeding device (03) through a powder feeding pipe (3);
a vacuum conveyor (4) is arranged on a powder feeding pipe (3) between the powder sieving machine (1) and the metering powder feeding device (03);
a receiving hopper (32) of the metering powder feeding device (03) is communicated with a powder supply port (301) through a powder feeding pipe (3); a vacuum conveyor (4) is arranged on the powder feeding pipe (3) between the metering powder feeding device (03) and the powder supply port (301);
the powder screening machine comprises a first box body (11), a first motor (12) and a first shell body (13) are fixedly mounted inside the first box body (11), a stirring assembly (14) is arranged inside the first shell body (13), the stirring assembly (14) is fixedly connected with an output shaft of the first motor (12), a first transmission assembly (17) is arranged inside the first box body (11), the first transmission assembly (17) is in transmission connection with the stirring assembly (14), the inner side wall of the first box body (11) is rotatably connected with a screening assembly (18) through a rotating shaft, the screening assembly (18) is rotatably connected with a first connecting rod (19) through a rotating shaft, the top of the first connecting rod (19) is rotatably connected with the first transmission assembly (17) through a rotating shaft, two storage boxes (110) are arranged inside the first box body (11) and below the screening assembly (18), a blanking assembly (15) penetrates through the upper surface of the first box body (11), and the blanking assembly (15) is communicated with the top of the first shell (13) through a first hose (16);
the metering powder feeding device comprises a mounting plate (31), the surface of the mounting plate (31) is penetrated through and fixedly mounted with a receiving hopper (32), the top fixed mounting of the mounting plate (31) is provided with a central shaft (33), a box body (36) and a sliding component (311), the top of the central shaft (33) is connected with an electronic weighing device (34) through a rotating shaft in a rotating manner, a supporting component (35) is arranged between the bottom of the electronic weighing device (34) and the upper surface of the mounting plate (31), one side of the electronic weighing device (34) far away from the supporting component (35) is fixedly provided with an inclined block (310), the internal fixed mounting of the box body (36) is provided with a powder storage cylinder (37) and an electric push rod (38), the movable end of the electric push rod (38) is fixedly provided with a moving component (39), one side of the sliding component (311) is offset with the moving component (39), the other side of the sliding component (311) is abutted against the bottom of the electronic weighing device (34);
the supporting assembly (35) comprises a telescopic rod (3501), two ends of the telescopic rod (3501) are respectively and rotatably connected with the bottom of the electronic weighing machine (34) and the upper surface of the mounting plate (31) through rotating shafts, and a spring (3502) is sleeved on the outer surface of the telescopic rod (3501);
the moving assembly (39) comprises a partition plate (3901), a baffle plate (3902), a first trapezoidal block (3903) and a second trapezoidal block (3904) are fixedly mounted on the side wall of the partition plate (3901), and a supporting plate (3905) is fixedly mounted on the side wall, far away from the partition plate (3901), of the second trapezoidal block (3904);
slip subassembly (311) includes pillar (31101), the top fixed mounting of pillar (31101) has third sleeve (31102), the inside cover of third sleeve (31102) is equipped with ejector pin (31103).
2. The powder supply apparatus for a base spindle SLM metal printer of claim 1, characterized by: the last fixed surface of electron weighing machine (34) installs two guide plates (312), two guide plate (312) are the symmetry and set up, spacing hole (315) have been run through on the surface of mounting panel (31).
3. The powder supply apparatus for a base spindle SLM metal printer of claim 1, characterized by: the upper surface of box (36) is connected with third apron (313) through hinge rotation, the top fixed mounting of third apron (313) has third handle (314).
4. The powder supply apparatus for a base axis SLM metal printer of claim 1, characterized in that: the front surface of the first box body (11) is rotatably connected with a door panel (111) through a hinge, and a first handle (112) is fixedly mounted on the front surface of the door panel (111).
5. The powder supply apparatus for a base spindle SLM metal printer of claim 1, characterized by: the stirring assembly (14) comprises a supporting rod (1401), and a first belt pulley (1402) and a plurality of stirring rods (1403) are fixedly installed on the outer surface of the supporting rod (1401).
6. The powder supply apparatus for a base spindle SLM metal printer of claim 1, characterized by: the blanking assembly (15) comprises a sleeve (1501), blocking pieces (1502) are fixedly mounted on two sides of the outer surface of the sleeve (1501), and a cover plate (1503) is rotatably connected to the top of the sleeve (1501) through a rotating shaft.
7. The powder supply apparatus for a base axis SLM metal printer of claim 1, characterized in that: the first transmission assembly (17) comprises a long rod (1701), the top of the long rod (1701) is rotatably connected with the inner wall of the first box body (11) through a bearing, a second belt pulley (1702) is fixedly installed on the outer surface of the long rod (1701), and a rectangular block (1703) is connected to the outer surface of the long rod (1701) in a threaded mode;
the screening component (18) comprises a fixing plate (1801), a placing hole (1802) is formed in the upper surface of the fixing plate (1801) in a penetrating mode, and a screening net (1803) is fixedly installed on the hole wall of the placing hole (1802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011454294.7A CN112676573B (en) | 2020-12-10 | 2020-12-10 | Base shaft type SLM metal printer powder supply device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011454294.7A CN112676573B (en) | 2020-12-10 | 2020-12-10 | Base shaft type SLM metal printer powder supply device |
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| CN112676573A CN112676573A (en) | 2021-04-20 |
| CN112676573B true CN112676573B (en) | 2022-09-23 |
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| CN113523310B (en) * | 2021-07-07 | 2023-04-21 | 山东创瑞激光科技有限公司 | Auxiliary powder feeding device of double-laser printer |
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| CN108160992B (en) * | 2016-09-07 | 2019-11-26 | 泉州台商投资区笙沓新材料有限公司 | A kind of quantitative molding machine |
| EP3575090A1 (en) * | 2018-05-29 | 2019-12-04 | Siemens Aktiengesellschaft | Apparatus for removing excess material and method of operating the same |
| CN208728009U (en) * | 2018-06-06 | 2019-04-12 | 青岛安惠仕生物制药有限公司 | Sieving machine is used in Florfenicol production |
| CN108889608B (en) * | 2018-07-28 | 2021-07-13 | 芜湖市晨睿建材有限公司 | Metal powder's screening drying device |
| CN214557422U (en) * | 2020-12-10 | 2021-11-02 | 浙江意动科技股份有限公司 | Base shaft type SLM metal printer powder supply device |
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Effective date of registration: 20230801 Address after: 048000 Mishan Industrial Park, Gaoping economic and Technological Development Zone, Gaoping City, Jincheng City, Shanxi Province Patentee after: Kangshuo (Shanxi) Low Stress Manufacturing System Technology Research Institute Co.,Ltd. Patentee after: KANGSHUO ELECTRIC GROUP CO.,LTD. Address before: 314000, north of Dongxi Avenue and east of provincial road 07, Jiaxing City, Zhejiang Province (Room 401, block a, comprehensive protection building) Patentee before: Zhejiang Yidong Technology Co.,Ltd. |
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