CN219467049U - Quick powder cleaning station and additive manufacturing equipment - Google Patents
Quick powder cleaning station and additive manufacturing equipment Download PDFInfo
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- CN219467049U CN219467049U CN202320209559.XU CN202320209559U CN219467049U CN 219467049 U CN219467049 U CN 219467049U CN 202320209559 U CN202320209559 U CN 202320209559U CN 219467049 U CN219467049 U CN 219467049U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model belongs to the technical field of additive manufacturing, and discloses a rapid powder cleaning station and additive manufacturing equipment, wherein the rapid powder cleaning station comprises: a powder cleaning cavity; the transfer mechanism is used for synchronously transferring the cylinder body, the workpiece, the piston assembly and the limiting mechanism from a host machine of the additive manufacturing equipment into the powder cleaning cavity; the auxiliary cylinder body is positioned in the powder cleaning cavity; the lifting mechanism is arranged in the powder cleaning cavity; the lifting mechanism is arranged above the interior of the powder cleaning cavity and is used for lifting the cylinder body; the piston grabbing mechanism synchronously drags the workpiece and the piston assembly into the auxiliary cylinder body; and the turnover mechanism is connected with the auxiliary cylinder body. The utility model can rapidly carry out secondary printing, and the powder cleaning operation and printing construction are carried out simultaneously, so that the production efficiency is greatly improved, meanwhile, the rapid powder cleaning station can realize rapid powder cleaning, the waiting time of powder cleaning is reduced, the powder cleaning is thorough, and the powder waste is reduced.
Description
Technical Field
The utility model belongs to the technical field of additive manufacturing, and particularly relates to a rapid powder cleaning station and additive manufacturing equipment.
Background
The additive manufacturing technology (Additive Manufacturing, abbreviated as AM) is an advanced manufacturing technology with the distinct characteristics of digital manufacturing, high flexibility and adaptability, direct CAD model driving, rapidness, rich and various material types and the like, and has become a support technology in the modern advanced manufacturing technology since the last development of the eighties of the twentieth century. Selective laser sintering (Selective Laser Sintering, abbreviated as SLS) is one of the most rapidly developed additive manufacturing technologies in recent years, which uses powder materials as raw materials, adopts laser to scan the cross section of a three-dimensional entity layer by layer to finish prototype manufacturing, is not limited by the complexity of the shape of a part, does not need any tooling die, and has wide application range.
Existing additive manufacturing equipment (taking selective laser sintering equipment as an example), the basic process of the selective laser sintering process is as follows: the powder feeding device feeds a certain amount of powder to the workbench, the powder spreading mechanism spreads a layer of powder material on the upper surface of a formed part of the workbench, and the vibrating mirror system controls the laser to scan the powder layer of the solid part according to the section outline of the layer, so that the powder is melted and melted with the formed part below; after the section of one layer is sintered, the workbench is lowered by one layer of thickness, the powder spreading mechanism spreads a layer of uniform and compact powder on the workbench, the scanning sintering of the section of the new layer is carried out, and a plurality of layers of scanning and superposition are carried out until the whole prototype manufacture is completed.
The workpiece powder cleaning mode after the sintering of the selective laser sintering equipment generally comprises a main machine automatic powder cleaning mode and a cylinder body separate powder cleaning mode. At present, most selective laser sintering equipment adopts an automatic powder cleaning mode of a host machine, and the powder cleaning in the mode does not need to manually transfer a cylinder body, but has the defects of low powder cleaning efficiency, incapability of rapidly carrying out secondary printing and great influence on production efficiency.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides the quick powder cleaning station which is a brand-new powder cleaning mode with a cylinder body separated, can quickly perform secondary printing, and can perform powder cleaning operation and printing construction simultaneously, so that the production efficiency is greatly improved, meanwhile, the quick powder cleaning station can realize quick powder cleaning, reduce the waiting time of powder cleaning, thoroughly clean the powder, reduce the powder waste and provide powerful guarantee for the continuous printing reliability of equipment.
In order to achieve the above purpose, the utility model provides a rapid powder cleaning station which is applied to powder cleaning between a cylinder body and a workpiece after sintering of additive manufacturing equipment is completed, wherein the bottom of the cylinder body is connected with a limiting mechanism, the bottom of the workpiece is connected with a piston assembly, and the workpiece and the piston assembly are fixed in the cylinder body through the limiting mechanism; the quick powder cleaning station comprises:
a powder cleaning cavity;
the transferring mechanism is used for synchronously transferring the cylinder body, the workpiece, the piston assembly and the limiting mechanism from a host machine of the additive manufacturing equipment into the powder cleaning cavity;
the auxiliary cylinder body is positioned in the powder cleaning cavity, and the cylinder body is positioned right above the auxiliary cylinder body after the transfer mechanism synchronously transfers the cylinder body, the workpiece, the piston assembly and the limiting mechanism into the powder cleaning cavity;
the lifting mechanism is arranged in the powder cleaning cavity and is used for driving the auxiliary cylinder body to lift;
the lifting mechanism is arranged above the interior of the powder cleaning cavity and is used for lifting the cylinder body;
the piston grabbing mechanism is arranged on the auxiliary cylinder body, the lifting mechanism drives the piston grabbing mechanism and the auxiliary cylinder body to ascend, so that the piston grabbing mechanism is connected with the piston assembly, and after the lifting mechanism lifts the cylinder body and the limiting mechanism is opened, the piston grabbing mechanism synchronously drags the workpiece and the piston assembly into the auxiliary cylinder body;
and the turnover mechanism is connected with the auxiliary cylinder body and drives the auxiliary cylinder body to turn over by 360 degrees.
Further, the lifting mechanism comprises a portal frame, a lifting claw, a first linear movement driving piece and a lifting body, wherein the portal frame is arranged in the powder cleaning cavity, the fixed end of the first linear movement driving piece is connected with the portal frame, and the telescopic end of the first linear movement driving piece is connected with the lifting claw; the lifting claw is uniformly distributed with at least two lifting bodies, each lifting body comprises a second linear movement driving piece, a fixed block and a lifting block, and each lifting body is provided with: the fixed end of the second linear movement driving piece is connected with the lifting claw, the telescopic end of the second linear movement driving piece is connected with the lifting block, and the fixed block is fixed on the outer wall of the cylinder body; when the lifting mechanism lifts the cylinder body, the first linear movement driving piece drives the lifting claw and the lifting body to lift, and the second linear movement driving piece drives the lifting block to move along the horizontal direction, so that the lifting block lifts the fixed block.
Preferably, the first linear motion driving member and the second linear motion driving member are electric push rods or air cylinders.
Further, the limiting mechanism comprises limiting bodies, wherein the number of the limiting bodies is at least two, the limiting bodies are uniformly distributed along the bottom of the cylinder body, the limiting bodies comprise third linear movement driving pieces and limiting blocks, the fixed ends of the third linear movement driving pieces are connected with the cylinder body, and the telescopic ends of the third linear movement driving pieces are connected with the limiting blocks; the third linear movement driving piece drives the limiting block to move along the horizontal direction, and when the limiting block moves towards the direction of the center line of the cylinder body, the limiting block supports the piston assembly; when the limiting block moves towards the direction deviating from the center line of the cylinder body, the limiting block is separated from the piston assembly.
Preferably, the third linear motion driving member is an electric push rod or an air cylinder.
Further, the piston grabbing mechanism comprises a fourth linear movement driving piece, a fixed plate and a zero point positioner; the upper end of the auxiliary cylinder body is of an opening structure, the lower end of the auxiliary cylinder body is of a closed structure and is provided with a through hole, the fixed end of the fourth linear movement driving piece is fixed outside the closed end of the auxiliary cylinder body, the telescopic end of the fourth linear movement driving piece penetrates through the through hole and then stretches into the auxiliary cylinder body to be connected with the fixed plate, and the size of the outer contours of the fixed plate and the piston assembly is smaller than that of the inner contour of the auxiliary cylinder body; the fixed plate is connected with the piston assembly through the zero point positioner.
Preferably, the fourth linear movement driving member is an electric push rod or an air cylinder.
Further, the number of the fifth linear movement driving pieces is two, and the two fifth linear movement driving pieces are symmetrically arranged along the rotation center line of the auxiliary cylinder body; the turnover mechanism comprises bearing seats, rotating shafts and rotary driving pieces, wherein the number of the bearing seats and the number of the rotating shafts are two, the two rotating shafts are symmetrically arranged on two opposite outer side walls of the auxiliary cylinder body, the rotation center line of the rotating shaft is perpendicular to the rotation center line of the auxiliary cylinder body, the two rotating shafts are respectively and rotatably arranged on the two bearing seats, and one rotating shaft is connected with the rotary driving piece; the two bearing seats are respectively connected with the telescopic ends of the two fifth linear movement driving pieces, and the fixed ends of the fifth linear movement driving pieces are connected with the powder cleaning cavity.
Further, the lifting mechanism further comprises two mounting seats, each fifth linear movement driving piece is correspondingly connected with one mounting seat, the mounting seats are mounted on the powder cleaning cavity, and each fifth linear movement driving piece is an electric push rod or an air cylinder.
The utility model also provides additive manufacturing equipment, which comprises the rapid powder cleaning station and a host, wherein the transfer mechanism is connected with the host and the powder cleaning cavity.
The utility model has the beneficial effects that:
the utility model relates to a brand new powder cleaning mode with a cylinder body separated, after the additive manufacturing equipment finishes workpiece sintering, the cylinder body and the workpiece in the additive manufacturing equipment are transported into a powder cleaning cavity of a rapid powder cleaning station through a transport mechanism, and meanwhile, the other set of standby cylinder body can be transported into the additive manufacturing equipment for secondary printing, and the powder cleaning operation and the printing construction are simultaneously carried out, so that the production efficiency is greatly improved. After the cylinder body and the workpiece are transferred into the quick powder cleaning station, the cylinder body is positioned right above the auxiliary cylinder body, the rear lifting mechanism drives the auxiliary cylinder body to ascend, the piston grabbing mechanism ascends synchronously, and when the piston grabbing mechanism ascends to be connected with the piston assembly, the lifting mechanism stops ascending to fix the piston assembly on the workpiece and the piston grabbing mechanism together, so that the piston assembly and the workpiece cannot fall off during subsequent overturning. When the piston grabbing mechanism is connected with the piston assembly, the lifting mechanism lifts the cylinder body, the cylinder body and the workpiece are smoothly separated, the first quick powder cleaning is realized, and a large amount of powder between the workpiece and the cylinder body can be cleaned; the rear limiting mechanism is opened, so that the position of the piston assembly and the workpiece is not limited by the limiting mechanism, the piston assembly and the workpiece are dragged into the auxiliary cylinder body by the piston grabbing mechanism, the auxiliary cylinder body, the piston assembly, the workpiece and the piston grabbing mechanism are driven by the lifting mechanism to synchronously descend, the auxiliary cylinder body is driven by the overturning mechanism to synchronously drive the workpiece and the piston assembly in the auxiliary cylinder body to synchronously overturn, and powder in the inner part and the outer part of the workpiece, particularly powder in cylindrical parts, can be quickly cleaned.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of the present utility model, with the cylinder and workpiece and piston assembly not disengaged, and with the limiting mechanism defining the workpiece and piston assembly within the cylinder;
FIG. 2 is a partial schematic view of FIG. 1;
FIG. 3 is a schematic view of the structure of the present utility model wherein the cylinder has been disengaged from the workpiece and piston assembly, and the workpiece and piston assembly has been drawn into the auxiliary cylinder by the piston gripping mechanism;
FIG. 4 is a partial schematic view of FIG. 3;
fig. 5 is a partial schematic view of fig. 3.
The above reference numerals:
1. the device comprises a transfer mechanism, 2, a cylinder body, 3, a workpiece, 4, a piston assembly, 5, a limit body, 50, a third linear movement driving piece, 51, a limit block, 6, a lifting mechanism, 60, a portal frame, 61, a first linear movement driving piece, 62, a lifting claw, 63, a lifting body, 630, a second linear movement driving piece, 631, a lifting block, 632, a fixed block, 7, a piston grabbing mechanism, 70, a fourth linear movement driving piece, 71, a fixed plate, 72, a zero point positioner, 8, a lifting mechanism, 80, a fifth linear movement driving piece, 81, a mounting seat, 9, a turnover mechanism, 90, a rotation driving piece, 91, a bearing seat, 92, a rotating shaft, 10 and an auxiliary cylinder body.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
As shown in fig. 1-5, the quick powder cleaning station provided by the embodiment is applied to powder cleaning between a cylinder body 2 and a workpiece 3 after sintering of additive manufacturing equipment is completed, a limiting mechanism is connected to the bottom of the cylinder body 2, a piston assembly 4 is connected to the bottom of the workpiece 3, and the workpiece 3 and the piston assembly 4 are fixed in the cylinder body 2 through the limiting mechanism; the quick powder cleaning station comprises:
a powder cleaning cavity (not shown in the figure);
the transfer mechanism 1 is used for synchronously transferring the cylinder body 2, the workpiece 3, the piston assembly 4 and the limiting mechanism into the powder cleaning cavity from a host machine of the additive manufacturing equipment;
the auxiliary cylinder body 10 is positioned in the powder cleaning cavity, and after the transfer mechanism 1 synchronously transfers the cylinder body 2, the workpiece 3, the piston assembly 4 and the limiting mechanism into the powder cleaning cavity, the cylinder body 2 is positioned right above the auxiliary cylinder body 10;
the lifting mechanism 8 is arranged in the powder cleaning cavity and is used for driving the auxiliary cylinder body 10 to lift;
the lifting mechanism 6 is arranged above the interior of the powder cleaning cavity and is used for lifting the cylinder body 2;
the piston grabbing mechanism 7 is arranged on the auxiliary cylinder body 10, the lifting mechanism 8 drives the piston grabbing mechanism 7 and the auxiliary cylinder body 10 to ascend, so that the piston grabbing mechanism 7 is connected with the piston assembly 4, and after the lifting mechanism 6 lifts the cylinder body 2 and the limiting mechanism is opened, the piston grabbing mechanism 7 synchronously drags the workpiece 3 and the piston assembly 4 into the auxiliary cylinder body 10;
the turnover mechanism 9 is connected with the auxiliary cylinder body 10, and the turnover mechanism 9 drives the auxiliary cylinder body 10 to turn over by 360 degrees.
The fast powder cleaning station of this embodiment of course further includes other conventionally equipped devices such as an inert gas supply device for providing inert gas protection to the powder cleaning chamber, which is not specifically described herein, but is not the focus of this embodiment.
In this embodiment, the piston assembly 4 fixedly connected below the workpiece 3 is a device conventionally equipped in the existing additive manufacturing apparatus, and the piston assembly 4 is sequentially provided with a base plate, a middle plate, a lifting plate, etc. from top to bottom, which is not the focus of this embodiment, and therefore, specific description is not given.
In this embodiment, after the additive manufacturing equipment completes sintering of the workpiece 3, the cylinder body 2 and the workpiece 3 in the additive manufacturing equipment are transferred into the powder cleaning cavity of the rapid powder cleaning station through the transfer mechanism 1, and meanwhile, the other set of spare cylinder body 2 can be transferred into the additive manufacturing equipment for secondary printing, and the powder cleaning operation and the printing construction are performed simultaneously, so that the production efficiency is greatly improved.
Referring to fig. 1 and 2, a state diagram of the additive manufacturing device after sintering the workpiece 3 and before powder cleaning is completed is shown, and at this time, the piston assembly 4 is limited, supported and fixed by a limiting mechanism arranged at the bottom of the cylinder 2, so that the workpiece 3 and the piston assembly 4 are effectively limited in the cylinder 2, and the workpiece 3 and the piston assembly 4 are ensured not to fall out from the cylinder 2, so that the cylinder 2 and the workpiece 3 are convenient to transfer.
Referring to fig. 1, after the cylinder 2, the workpiece 3, the piston assembly 4 and the limiting mechanism are synchronously transported to the rapid powder cleaning station by the transporting mechanism 1, the cylinder 2 is positioned right above the auxiliary cylinder 10. The auxiliary cylinder body 10 is driven to ascend through the lifting mechanism 8, the piston grabbing mechanism 7 ascends synchronously, when the piston grabbing mechanism 7 ascends to be connected with the piston assembly 4, the lifting mechanism 8 stops ascending, and the piston assembly 4 on the workpiece 3 and the piston grabbing mechanism 7 are fixed together (see fig. 1 and 2), so that the piston assembly 4 and the workpiece 3 cannot fall off during subsequent overturning.
Referring to fig. 3, after the piston grabbing mechanism 7 is connected with the piston assembly 4, the lifting mechanism 6 lifts the cylinder body 2, the cylinder body 2 and the workpiece 3 are smoothly separated, so that the first quick powder cleaning is realized, and a large amount of powder between the workpiece 3 and the cylinder body 2 can be cleaned; the rear limiting mechanism is opened, so that the positions of the piston assembly 4 and the workpiece 3 are not limited by the limiting mechanism, at the moment, the piston grabbing mechanism 7 drags the piston assembly 4 and the workpiece 3 into the auxiliary cylinder body 10, the lifting mechanism 8 drives the auxiliary cylinder body 10, the piston assembly 4, the workpiece 3 and the piston grabbing mechanism 7 to synchronously descend, the auxiliary cylinder body 10 is driven to overturn through the overturning mechanism 9, and the workpiece 3 and the piston assembly 4 in the auxiliary cylinder body 10 are synchronously driven to synchronously overturn, so that powder inside and outside the workpiece 3, particularly powder in a cylindrical part, can be completely poured out, and the powder can be quickly cleaned. Therefore, the quick powder cleaning station of the embodiment can ensure that the residual powder in the workpiece 3 is cleaned in extremely short time, reduce the waiting time of powder cleaning, thoroughly clean the powder, reduce the process of cleaning the residual powder in the subsequent workpiece 3, reduce the waste of the powder, reduce the extra operation of operators, lighten the labor intensity of the operators, quicken the subsequent processing progress of the workpiece 3, and provide powerful guarantee for the continuous printing reliability of equipment.
In this embodiment, the lifting mechanism 6 includes a gantry 60, a lifting claw 62, a first linear movement driving member 61, and a lifting body 63, where the gantry 60 is installed in the powder cleaning cavity, a fixed end of the first linear movement driving member 61 is connected to the gantry 60, and a telescopic end of the first linear movement driving member 61 is connected to the lifting claw 62; the lifting claw 62 is uniformly provided with at least two lifting bodies 63, the lifting bodies 63 comprise a second linear movement driving member 630, a fixed block 632 and a lifting block 631, and each lifting body 63 comprises: the fixed end of the second linear motion driving member 630 is connected to the lifting claw 62, the telescopic end of the second linear motion driving member 630 is connected to the lifting block 631, and the fixed block 632 is fixed to the outer wall of the cylinder 2; when the lifting mechanism 6 lifts the cylinder 2, the first linear movement driving member 61 drives the lifting claw 62 and the lifting body 63 to lift, and the second linear movement driving member 630 drives the lifting block 631 to move in the horizontal direction, so that the lifting block 631 lifts the fixing block 632.
When the lifting mechanism 6 works, the first linear movement driving member 61 drives the lifting claw 62 and the lifting body 63 to synchronously descend until the lifting body 63 is aligned with the corresponding fixed block 632, the second linear movement driving member 630 drives the lifting block 631 to move along the horizontal direction, so that the lifting block 631 is located right below the fixed block 632, and after that, the first linear movement driving member 61 drives the lifting claw 62 and the lifting body 63 to synchronously ascend, and the lifting block 631 lifts the fixed block 632, thereby lifting the cylinder 2.
Preferably, the first linear motion driving member 61 and the second linear motion driving member 630 are electric push rods or air cylinders, and of course, an oil cylinder or the like may be used, which is not limited thereto. If the first linear motion driving member 61 and the second linear motion driving member 630 are cylinders, the cylinder block of the first linear motion driving member 61 is fixedly mounted on the gantry 6, the piston rod of the first linear motion driving member 61 is connected with the lifting claw 62, the cylinder block of the second linear motion driving member 630 is fixedly mounted on the lifting claw 62, and the piston rod of the second linear motion driving member 630 is connected with the lifting block 631.
In this embodiment, the stop mechanism includes the spacing body 5, the quantity of spacing body 5 is two at least, and follows the bottom equipartition setting of cylinder body 2, the spacing body 5 includes third rectilinear movement driving piece 50 and stopper 51, the stiff end of third rectilinear movement driving piece 50 with cylinder body 2 is connected, the flexible end of third rectilinear movement driving piece 50 with stopper 51 is connected.
When the limiting mechanism works, the third linear movement driving member 50 drives the limiting block 51 to move along the horizontal direction, and when the telescopic end of the third linear movement driving member 50 stretches, the limiting block 51 moves towards the central line of the cylinder 2, the limiting block 51 supports the piston assembly 4 (see the state shown in fig. 2), and at the moment, the limiting block 51 effectively limits the workpiece 3 and the piston assembly 4 inside the cylinder 2; when the telescopic end of the third linear-motion driving member 50 is contracted, the stopper 51 is moved in a direction away from the center line of the cylinder 2, so that the stopper 51 is disengaged from the piston assembly 4 (see the state shown in fig. 3).
Preferably, the third linear motion driving member 50 is an electric push rod or an air cylinder, but it is also possible to use an oil cylinder, for example, without limitation. If the third linear motion driving element 50 is a cylinder, the cylinder body of the third linear motion driving element 50 is connected to the cylinder body 2, and the piston rod of the third linear motion driving element 50 is connected to the stopper 51.
In this embodiment, the piston gripping mechanism 7 includes a fourth linear-motion driving member 70, a fixed plate 71, and a zero point positioner 72; the upper end of the auxiliary cylinder body 10 is in an opening structure, the lower end of the auxiliary cylinder body 10 is in a closed structure and is provided with a through hole, the fixed end of the fourth linear movement driving piece 70 is fixed outside the closed end of the auxiliary cylinder body 10, the telescopic end of the fourth linear movement driving piece 70 penetrates through the through hole and then stretches into the auxiliary cylinder body 10 to be connected with the fixed plate 71, and the size of the outer contour of the fixed plate 71 and the size of the outer contour of the piston assembly 4 are smaller than the size of the inner contour of the auxiliary cylinder body 10; the fixed plate 71 is connected to the piston assembly 4 via the zero point positioner 72. Wherein the zero point positioner 72 is an existing mature product, and is directly implemented by an existing product, which is not specifically described.
The lifting mechanism 8 drives the auxiliary cylinder 10 and the piston grabbing mechanism 7 to synchronously ascend, the rear fourth linear movement driving piece 70 drives the fixed plate 71 to ascend, the zero point positioner 72 on the fixed plate 71 is in positioning connection with the piston assembly 4, the rear fourth linear movement driving piece 70 drives the fixed plate 71, the piston assembly 4 and the workpiece 3 to synchronously descend, the piston assembly 4 and the workpiece 3 are dragged into the auxiliary cylinder 10, and the lifting mechanism 8 drives the auxiliary cylinder 10, the piston grabbing mechanism 7, the workpiece 3 and the piston assembly 4 to synchronously descend, as shown in fig. 3 and 5.
Preferably, the fourth linear motion driving member 70 is an electric push rod or an air cylinder, but it is also possible to use an oil cylinder, for example, without limitation. If the fourth linear motion driving member 70 is an air cylinder, the air cylinder body of the fourth linear motion driving member 70 is fixedly mounted on the auxiliary cylinder body 10, and the piston rod of the fourth linear motion driving member 70 is connected to the fixing plate 71. Referring to fig. 3 and 5, the piston rod of the fourth linear motion driving member 70 is connected to the fixed plate 71 via the bridge plate 701.
In this embodiment, the number of the fifth linear motion driving members 80 is two, and the two fifth linear motion driving members 80 are symmetrically arranged along the rotation center line of the auxiliary cylinder 10; the turnover mechanism 9 comprises two bearing blocks 91, two rotating shafts 92 and a rotary driving piece 90, wherein the number of the bearing blocks 91 and the number of the rotating shafts 92 are two, the two rotating shafts 92 are symmetrically arranged on two opposite outer side walls of the auxiliary cylinder body 10, the rotation center line of the rotating shaft 92 is perpendicular to the rotation center line of the auxiliary cylinder body 10, the two rotating shafts 92 are respectively rotatably arranged on the two bearing blocks 91, and one rotating shaft 92 is connected with the rotary driving piece 90; the two bearing blocks 91 are respectively connected with the telescopic ends of the two fifth linear motion driving pieces 80, and the fixed end of the fifth linear motion driving piece 80 is connected with the powder cleaning cavity.
When the lifting mechanism 8 works, the two fifth linear movement driving pieces 80 drive the two bearing blocks 90 to lift, and the auxiliary cylinder body 10 is driven to lift through the two rotating shafts 92, so that the lifting mechanism 8 drives the auxiliary cylinder body 10 and the turnover mechanism 9 to synchronously lift. When the turnover mechanism 9 works, the rotary driving piece 90 drives the rotary shaft 92 to rotate, and the rotary shaft 92 rotates to drive the auxiliary cylinder body 10 to turn over, wherein the rotary shaft 92 rotates on the bearing seat 91, so that the turnover mechanism 9 and the lifting mechanism 8 do not interfere.
Preferably, the lifting mechanism 8 further includes two mounting seats 81, each of the fifth linear moving driving members 80 is correspondingly connected to one of the mounting seats 81, the mounting seats 81 are mounted on the powder cleaning cavity, and the fifth linear moving driving member 80 is an electric push rod or an air cylinder, or may be an oil cylinder, for example, without limitation. If the fifth linear motion driving element 80 is an air cylinder, the air cylinder body of the fifth linear motion driving element 80 is fixedly mounted on the mounting seat 81, and the piston rod of the fifth linear motion driving element 80 is connected with the bearing seat 91.
Preferably, the rotary driving member 90 may employ a motor or a combination of a motor and a speed reducer, which is not particularly limited.
Example two
The embodiment provides an additive manufacturing equipment, including embodiment one quick clear powder station, still include the host computer, transfer mechanism 1 connects host computer and clear powder cavity. The transfer mechanism 1 may be a conventional linear conveying mechanism, which is not the focus of this embodiment, and therefore will not be described in detail.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The quick powder cleaning station is applied to powder cleaning between a cylinder body (2) and a workpiece (3) after sintering of additive manufacturing equipment is completed, and is characterized in that the bottom of the cylinder body (2) is connected with a limiting mechanism, the bottom of the workpiece (3) is connected with a piston assembly (4), and the workpiece (3) and the piston assembly (4) are fixed in the cylinder body (2) through the limiting mechanism; the quick powder cleaning station comprises:
a powder cleaning cavity;
the transferring mechanism (1) is used for synchronously transferring the cylinder body (2), the workpiece (3), the piston assembly (4) and the limiting mechanism into the powder cleaning cavity from a host machine of the additive manufacturing equipment;
the auxiliary cylinder body (10) is positioned in the powder cleaning cavity, and after the cylinder body (2), the workpiece (3), the piston assembly (4) and the limiting mechanism are synchronously transported into the powder cleaning cavity by the transporting mechanism (1), the cylinder body (2) is positioned right above the auxiliary cylinder body (10);
the lifting mechanism (8) is arranged in the powder cleaning cavity and is used for driving the auxiliary cylinder body (10) to lift;
the lifting mechanism (6) is arranged above the interior of the powder cleaning cavity and is used for lifting the cylinder body (2);
the piston grabbing mechanism (7), the piston grabbing mechanism (7) is arranged on the auxiliary cylinder body (10), the lifting mechanism (8) drives the piston grabbing mechanism (7) and the auxiliary cylinder body (10) to ascend, the piston grabbing mechanism (7) is connected with the piston assembly (4), and after the lifting mechanism (6) lifts the cylinder body (2) and the limiting mechanism is opened, the piston grabbing mechanism (7) synchronously drags the workpiece (3) and the piston assembly (4) into the auxiliary cylinder body (10);
the turnover mechanism (9) is connected with the auxiliary cylinder body (10), and the turnover mechanism (9) drives the auxiliary cylinder body (10) to turn over by 360 degrees.
2. The quick powder cleaning station according to claim 1, characterized in that the lifting mechanism (6) comprises a portal frame (60), a lifting claw (62), a first linear movement driving member (61) and a lifting body (63), wherein the portal frame (60) is installed in the powder cleaning cavity, the fixed end of the first linear movement driving member (61) is connected with the portal frame (60), and the telescopic end of the first linear movement driving member (61) is connected with the lifting claw (62);
the lifting claw (62) is uniformly provided with at least two lifting bodies (63), each lifting body (63) comprises a second linear movement driving piece (630), a fixed block (632) and a lifting block (631), and each lifting body (63): the fixed end of the second linear movement driving piece (630) is connected with the lifting claw (62), the telescopic end of the second linear movement driving piece (630) is connected with the lifting block (631), and the fixed block (632) is fixed on the outer wall of the cylinder body (2);
when the lifting mechanism (6) lifts the cylinder body (2), the first linear movement driving piece (61) drives the lifting claw (62) and the lifting body (63) to lift, and the second linear movement driving piece (630) drives the lifting block (631) to move along the horizontal direction, so that the lifting block (631) lifts the fixed block (632).
3. The rapid breading station of claim 2 wherein the first linear motion drive (61) and the second linear motion drive (630) are electric push rods or air cylinders.
4. The quick powder cleaning station according to claim 1, wherein the limiting mechanism comprises limiting bodies (5), the number of the limiting bodies (5) is at least two, the limiting bodies are uniformly distributed along the bottom of the cylinder body (2), the limiting bodies (5) comprise third linear movement driving pieces (50) and limiting blocks (51), fixed ends of the third linear movement driving pieces (50) are connected with the cylinder body (2), and telescopic ends of the third linear movement driving pieces (50) are connected with the limiting blocks (51);
the third linear movement driving piece (50) drives the limiting block (51) to move along the horizontal direction, when the limiting block (51) moves towards the center line of the cylinder body (2), the limiting block (51) supports the piston assembly (4), and when the limiting block (51) moves towards the direction deviating from the center line of the cylinder body (2), the limiting block (51) is separated from the piston assembly (4).
5. The rapid harvesting station of claim 4, wherein the third linear motion drive (50) is an electric push rod or cylinder.
6. The rapid-powder-cleaning station according to claim 1, characterized in that the piston gripping mechanism (7) comprises a fourth rectilinear movement drive (70), a fixed plate (71) and a zero-point positioner (72); the upper end of the auxiliary cylinder body (10) is of an opening structure, the lower end of the auxiliary cylinder body is of a closed structure and is provided with a through hole, the fixed end of the fourth linear movement driving piece (70) is fixed outside the closed end of the auxiliary cylinder body (10), the telescopic end of the fourth linear movement driving piece (70) penetrates through the through hole and then stretches into the auxiliary cylinder body (10) and is connected with the fixed plate (71), and the sizes of the outer contours of the fixed plate (71) and the piston assembly (4) are smaller than those of the inner contour of the auxiliary cylinder body (10); the fixed plate (71) is connected with the piston assembly (4) through the zero point positioner (72).
7. The rapid harvesting station of claim 6, wherein the fourth linear motion drive (70) is an electric push rod or cylinder.
8. The quick powder cleaning station according to claim 6, characterized in that the lifting mechanism (8) comprises a fifth rectilinear movement driving piece (80), the number of which is two, the two fifth rectilinear movement driving pieces (80) being symmetrically arranged along the rotation center line of the auxiliary cylinder (10);
the turnover mechanism (9) comprises bearing blocks (91), rotating shafts (92) and rotary driving pieces (90), wherein the number of the bearing blocks (91) and the number of the rotating shafts (92) are two, the two rotating shafts (92) are symmetrically arranged on two opposite outer side walls of the auxiliary cylinder body (10), the rotation center line of the rotating shafts (92) is perpendicular to the rotation center line of the auxiliary cylinder body (10), the two rotating shafts (92) are respectively rotatably arranged on the two bearing blocks (91), and one rotating shaft (92) is connected with the rotary driving pieces (90);
the two bearing blocks (91) are respectively connected with the telescopic ends of the two fifth linear movement driving pieces (80), and the fixed ends of the fifth linear movement driving pieces (80) are connected with the powder cleaning cavity.
9. The quick powder cleaning station according to claim 8, wherein the lifting mechanism (8) further comprises two mounting seats (81), each fifth linear movement driving member (80) is correspondingly connected with one mounting seat (81), the mounting seats (81) are mounted on the powder cleaning cavity, and the fifth linear movement driving members (80) are electric push rods or air cylinders.
10. An additive manufacturing apparatus, characterized by comprising the rapid powder cleaning station of any one of claims 1-9, further comprising a host, the transfer mechanism (1) connecting the host and the powder cleaning cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320209559.XU CN219467049U (en) | 2023-02-14 | 2023-02-14 | Quick powder cleaning station and additive manufacturing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320209559.XU CN219467049U (en) | 2023-02-14 | 2023-02-14 | Quick powder cleaning station and additive manufacturing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN219467049U true CN219467049U (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320209559.XU Active CN219467049U (en) | 2023-02-14 | 2023-02-14 | Quick powder cleaning station and additive manufacturing equipment |
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| Country | Link |
|---|---|
| CN (1) | CN219467049U (en) |
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2023
- 2023-02-14 CN CN202320209559.XU patent/CN219467049U/en active Active
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