CN109025256B - High-rise building 3D printing device connected with steel platform and construction method - Google Patents
High-rise building 3D printing device connected with steel platform and construction method Download PDFInfo
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- CN109025256B CN109025256B CN201810583548.1A CN201810583548A CN109025256B CN 109025256 B CN109025256 B CN 109025256B CN 201810583548 A CN201810583548 A CN 201810583548A CN 109025256 B CN109025256 B CN 109025256B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/20—Movable forms; Movable forms for moulding cylindrical, conical or hyperbolical structures; Templates serving as forms for positioning blocks or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
Abstract
The invention discloses a high-rise building 3D printing device connected with a steel platform and a construction method. With the steel 3D printing device includes platform connection base, drive direction support body, major structure 3D printing mechanism, decorative structure 3D printing mechanism, and the platform connection base can be dismantled with the steel platform and be connected, fixes the bottom of drive direction support body on the steel platform, is provided with major structure 3D printing mechanism on the drive direction support body, decorative structure 3D printing mechanism, can realize printing building major structure and decorative structure's 3D in step to accomplish the automatic control that 3D printed the construction, improve the precision that 3D printed. The construction method can realize synchronous printing of the main body structure and the decoration structure, can realize corner printing of the main body structure and the decoration structure, and has the advantages of simple operation, wide application and high construction speed.
Description
Technical Field
The invention relates to a high-rise building 3D printing device connected with a steel platform and a construction method, and belongs to the technical field of building construction.
Background
For a long time, the industrial construction technology research of the cast-in-place structure of the building engineering in China lags behind, the labor intensity of a construction site is high, the mechanization and automation degree is low, the cooperative integration and the universality of mechanical equipment are poor, the material waste and the environmental pollution are caused, the modernization requirement of the building industry is difficult to meet, and the transformation and the upgrading are urgently needed in the development.
With the development and the gradual maturity of the 3D printing technology, the technology will bring technological innovation to the labor-intensive construction industry. The building 3D printing technology has the characteristics of high mechanical automation degree, one-step forming, low building material consumption and process loss and the like, is an important means for realizing transformation and upgrading of the building industry, is an effective way for solving efficient, safe, digital, automatic and intelligent building of buildings, and has become a development trend of the building industry.
Most of the existing building 3D printing devices are used for printing building components or single-layer building walls, and the automatic building requirements of high-rise buildings cannot be met. The construction operation is usually carried out by means of a steel platform formwork system in the construction of high-rise buildings, and the climbing robot has the characteristics of high climbing automation and safe construction. Combine the advantage of 3D printing device and steel platform, research and development a novel high-rise building construction device has important meaning. However, most of concrete pouring equipment in the existing steel platform formwork system is in a manual or semi-automatic mode, and the requirement for quick construction of high-rise buildings cannot be met.
Disclosure of Invention
Aiming at combining the advantages of a 3D printing device and a steel platform, the invention provides a high-rise building 3D printing device connected with the steel platform and a construction method, which can apply the 3D printing device to the steel platform and realize synchronous printing of a main body structure and a decorative structure of a building.
In order to solve the technical problems, the invention comprises the following technical scheme:
a high-rise building 3D printing device connected with a steel platform comprises:
the platform connecting base is detachably connected with the steel platform;
the driving guide frame body comprises a vertical guide rail, a horizontal guide rail and a guide rail driving brake assembly, wherein the horizontal guide rail is fixed on the vertical guide rail through the guide rail driving brake assembly and can slide up and down along the vertical guide rail and brake; the vertical guide rail is fixedly connected with the platform connecting base;
the main structure 3D printing mechanism is used for printing the main structure and comprises a guide rail beam I, a beam driving brake I, a guide rail lifting beam I, a lifting beam driving brake I and a printing head I; the two ends of the first guide rail cross beam are fixed on the horizontal guide rail through the first cross beam driving brake, the first guide rail lifting beam is vertically fixed on the first guide rail cross beam through the first lifting beam driving brake, the first printing head is fixedly connected with the bottom of the first guide rail lifting beam, and a first printing material interface is arranged on the first printing head;
the decoration structure 3D printing mechanism is used for printing a decoration structure on the surface of a main structure and comprises a guide rail beam II, a beam driving brake II, a guide rail lifting beam II, a lifting beam driving brake II and a printing head II; the two ends of the second guide rail beam are fixed on the horizontal guide rail through the second beam driving brake, the second guide rail lifting beam is vertically fixed on the second guide rail beam through the second lifting beam driving brake, the second printing head is fixedly connected with the bottom of the second guide rail lifting beam, and the second printing head is provided with a second printing material interface.
Further, the platform connection base comprises a prism main body and a plurality of flanges arranged on the side face of the prism main body, each flange is fixed on the steel platform through one connecting plate group and one bolt group, each connecting plate group comprises a first connecting plate and a second connecting plate which are arranged oppositely from top to bottom, the first connecting plate and the second connecting plate pass through the bolt groups to be fixed, and each bolt group comprises a plurality of bolts.
Further, the platform connection base further comprises a connecting rod, the bottom of the connecting rod is fixed to the upper surface of the prism main body, the top of the connecting rod is provided with a first expansion end, the bottom of the vertical guide rail is provided with a second expansion end matched with the first expansion end, and the first expansion end and the second expansion end are fixedly connected through bolts.
Further, it adopts array to beat printer head two, including printing connecting piece, array nozzle, storage case, print the connecting piece level set up and with two fixed connection of guide rail hoisting beam, the array nozzle set up in the bottom of printing the connecting piece, the storage case with array nozzle intercommunication, printing material interface two set up in on the storage case.
Furthermore, the first printing head comprises a material storage container, a nozzle connected with a discharge port at the bottom of the material storage container, a printing pressure pump arranged in the discharge port of the storage container, and a grinding cutter disc group arranged on the side of the nozzle.
Further, print the connecting piece and be platelike structure, inside be provided with the cavity pipeline of storage case intercommunication, the array nozzle with cavity pipeline intercommunication, the printing material in the storage case can pass through the cavity pipeline by the array nozzle blowout.
Furthermore, the guide rail driving brake assembly on each horizontal guide rail can move towards or away from each other, and the distance between the two vertical guide rails connected with the guide rail driving brake assembly is adjusted to be adaptive to the distance between the platform connection bases to be connected.
Further, the first printing nozzle is connected with the first guide rail lifting beam through a first steering drive brake, and the first printing nozzle can rotate around the axis of the first guide rail lifting beam in the horizontal plane to realize corner printing of the main structure; the printing nozzle II is connected with the guide rail lifting beam II through a steering driving brake II, and the printing head II can rotate around the axis of the guide rail lifting beam II in the horizontal plane, so that the corner printing of the decorative structure is realized.
Correspondingly, the invention also provides a construction method of the high-rise building 3D printing device of the steel platform, which comprises the following steps:
s1, fixedly connecting a platform connecting base with a steel platform, and then fixing a vertical guide rail on the platform connecting base to realize rigid connection between a 3D printing device and the steel platform;
s2, controlling the guide rail to drive the brake assembly, and adjusting the height of the horizontal guide rail, so that the heights of the first printing head and the second printing head are adjusted; driving a brake block to adjust the horizontal position of a guide rail beam I by a control beam, so that a printing head I is positioned right above a region to be printed; the first printing head is controlled to horizontally move and vertically move by controlling the lifting beam to drive the first brake, and meanwhile, the first printing head is controlled to perform 3D printing of a main structure;
s3, driving a second brake through a control beam to adjust the horizontal position of a second guide rail beam, enabling the second printing head to be over against the side surface of the printed main structure, driving the second brake through a control lifting beam to realize horizontal movement and up-and-down movement of the second printing head, and simultaneously controlling the second printing head to perform 3D printing of the decorative structure on the surface of the main structure;
and S4, the height of the horizontal guide rail is adjusted or the 3D printing device climbs along with the steel platform, and the second step and the third step are repeated to finish synchronous printing of the main body structure and the decoration structure.
Further, when the main structure to be printed has a corner, controlling the steering drive brake to change the motion track of the printing head I, and realizing the corner printing of the main structure; and controlling the steering driving brake II to change the motion track of the printing head II, so as to realize corner printing of the decorative structure.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages and positive effects:
(1) the 3D printing device can be fixed on the steel platform through the platform connecting base and ascends along with the steel platform, so that 3D printing construction of a super high-rise building is achieved, the platform connecting base is of a prism flange type structure, the installation and the disassembly are convenient, the construction efficiency is high, and all parts can be repeatedly turned over;
(2) the main body structure 3D printing mechanism and the decoration structure 3D printing mechanism are arranged on the driving guide frame body, so that 3D printing on the main body structure and the decoration structure of the building can be realized at the same time, and the construction efficiency is high;
(3) the second printing head adopts an array printing head and an array micro array nozzle, so that the surface smoothness of the decorative structure can be realized, the printing efficiency of the decorative surface is greatly improved, and the printing connecting piece is connected with the second guide rail lifting beam through a steering driving brake II, so that the printing connecting piece can rotate around the axis of the second guide rail lifting beam in the horizontal plane, the array nozzle is driven to rotate, and the multi-angle printing of the array nozzle is realized;
(4) the construction method can realize synchronous printing of the main body structure and the decoration structure, can realize corner printing of the main body structure and the decoration structure, and has the advantages of simple operation, wide application and high construction speed.
Drawings
FIG. 1 is a schematic structural diagram of a high-rise building 3D printing device connected with a steel platform according to an embodiment of the invention;
fig. 2 is a schematic structural view of a driving guide frame according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a 3D printing mechanism with a main structure according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a 3D printing mechanism for a decoration structure according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a platform connection base according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a printhead i according to another embodiment of the present invention.
The numbers in the figures are as follows:
100-a platform connection base; 110-a prismatic body; 120-flanges; 130-a set of connection plates; 131-a first connecting plate; 132-connecting plate two; 140-bolt set; 150-a connecting rod; 151-enlarged terminal one;
200-driving the guide frame body; 210-vertical guide rails; 211-enlarged end two; 220-horizontal guide rail; 230-a rail drive brake assembly;
300-a main structure 3D printing mechanism, 310-a first guide rail beam; 320-beam drive brake one; 330-guide rail lifting beam I; 340-the lifting beam drives and brakes one; 350-print head one; 351-a material storage container; 352-a nozzle; 353-printing pressure pump; 354-smoothing the cutter head set; 360-printing material interface one; 370-steering drive brake one;
400-a decorative structure 3D printing mechanism; 410-guide rail beam II; 420-beam drive brake two; 430-guide lifting beam II; 440-lifting beam drive brake two; 450-printhead two; 451-printing connectors; 452-an array of nozzles; 453-material storage box; 460-printing material interface two; 470-steering drive brake two.
Detailed Description
The high-rise building 3D printing apparatus connected to a steel platform and the construction method according to the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent in conjunction with the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Example one
Referring to fig. 1 to 6, the embodiment provides a high-rise building 3D printing apparatus connected to a steel platform, and the gist of the present invention will be further described with reference to fig. 1 to 6.
As shown in fig. 1, the high-rise building 3D printing device connected with the steel platform includes a platform connection base 100, a driving guide frame body 200, a main structure 3D printing mechanism 300, and a decoration structure 3D printing mechanism 400. Platform connection base 100 can dismantle with steel platform (not shown) and be connected, fixes the bottom of drive guide support body 200 on the steel platform, is provided with major structure 3D print mechanism 300, decorative structure 3D print mechanism 400 on the drive guide support body 200, can realize printing building major structure and decorative structure's 3D simultaneously.
As shown in fig. 2, the driving guide frame body 200 includes a vertical guide rail 210, a horizontal guide rail 220 and a guide rail driving and braking assembly 230, wherein 4 horizontal guide rails 220 form a rectangular frame through the guide rail driving and braking assembly 230 and are fixed on the vertical guide rail 210 through the guide rail driving and braking assembly 230, the guide rail driving and braking assembly 230 can drive the horizontal guide rail 220 to slide up and down along the vertical guide rail 210 and brake, and the bottom of the vertical guide rail 210 is fixed on a steel platform through the platform connection base 100. As an example, the steel beam of the steel platform is provided with bolt holes at intervals for fixing the platform connection base 100, the distance between the two steel beams and the positions of the bolt holes on the steel beam can all affect the installation position of the platform connection base 100, and the preferred embodiment is that the rectangular frame formed by the horizontal guide rail 220 can be changed in size, so as to adjust the distance between the vertical guide rails 210, so that the vertical guide rails 210 can be still fixedly connected with the platform connection base 100 when the distance between the platform connection base 100 is changed, and the following method can be specifically adopted to realize: the rail drive brake assembly 230 is movable along the horizontal rail 220 to adjust the spacing of the two vertical rails 210.
The main structure 3D printing mechanism 300 is used for printing the main structure, and as shown in fig. 3, the main structure 3D printing mechanism 300 includes a first guide rail beam 310, a first beam driving brake 320, a first guide rail lifting beam 330, a first lifting beam driving brake 340, and a first print head 350. Referring to fig. 1 and 3, two ends of the first guide rail beam 310 are fixed on the horizontal guide rail 220 through the first beam driving brake 320, the first guide rail lifting beam 330 is vertically fixed on the first guide rail beam 310 through the first lifting beam driving brake 340, the first printing head 350 is fixedly connected with the bottom of the first guide rail lifting beam 330, and the first printing head 350 is provided with a first printing material interface 360. The first guide rail cross beam 310 can slide and brake along the horizontal guide rail 220 through the first cross beam driving brake 320, and the first guide rail lifting beam 330 can move, brake and ascend or descend along the vertical direction along the first guide rail cross beam 310 through the first lifting beam driving brake 340, so that the first printing head 350 can move in the horizontal plane and the vertical direction by utilizing the first cross beam driving brake 320 and the first lifting beam driving brake 340, and the first printing head 350 can have a larger adjusting range in the vertical direction by further combining with the guide rail driving brake assembly 230.
The decoration structure 3D printing mechanism 400 is used for printing a decoration structure on the surface of a main structure, and as shown in fig. 4, the decoration structure 3D printing mechanism 400 includes a second guide rail beam 410, a second beam driving brake 420, a second guide rail lifting beam 430, a second lifting beam driving brake 440, and a second printing head 450. Two ends of the second guide rail beam 410 are fixed on the horizontal guide rail 220 through the second beam driving brake 420, the second guide rail lifting beam 430 is vertically fixed on the second guide rail beam 410 through the second lifting beam driving brake 440, the second printing head 450 is fixedly connected with the bottom of the second guide rail lifting beam 430, and the second printing head is provided with a second printing material interface 460. The second guide rail beam 410 can slide and brake along the horizontal guide rail 220 through the second beam driving brake 420, and the second guide rail lifting beam 430 can horizontally move and brake along the second guide rail beam 410 and lift or descend in the vertical direction through the second lifting beam driving brake 440, so that the second printing head 450 can move in the horizontal plane and the vertical direction through the second beam driving brake 420 and the second lifting beam driving brake 440, and further the second printing head 450 can have a larger adjusting range in the vertical direction by combining with the guide rail driving brake assembly 230.
The high-rise building 3D printing device in the embodiment is fixed on the steel platform through the platform connecting base 100 and ascends along with the steel platform, so that 3D printing construction of a super high-rise building is realized, the installation and the disassembly are convenient, the construction efficiency is high, and all parts can be repeatedly turned around; moreover, set up major structure 3D print mechanism 300, decorative structure 3D print mechanism 400 on drive guide frame body 200, can realize printing the 3D of building major structure and decorative structure simultaneously, the efficiency of construction is high.
In a preferred embodiment, as shown in fig. 5, the platform connection base 100 includes a prism body 110 and 4 flanges 120 disposed on the side of the prism body 110, each flange 120 is fixed on the steel platform by one connection plate group 130 and one bolt group 140, the connection plate group 130 includes a first connection plate 131 and a second connection plate 132 disposed opposite to each other, the first connection plate 131 and the second connection plate 132 are fixed by the bolt group 140, and the bolt group 140 includes a plurality of bolts. For example, the steel beam of the steel platform is an i-beam, the upper flange of the i-beam is provided with a bolt connection hole, the second connection plate 132 is tightly attached to the lower side of the upper flange of the i-beam, the first connection plate 131 is located above the flange 120 of the platform connection base 100, and the flange 120 of the platform connection base 100 is fixed on the steel beam of the steel platform by passing through the first connection plate 131, the upper flange of the i-beam and the second connection plate 132 through bolts. Platform connection base 100 adopts prism flange formula structure, can increase platform connection base 100's bulk rigidity, and in addition, platform connection base 100's edge of a wing 120 is fixed on the steel platform through connecting plate group 130, bolt group 140 respectively, and fixed effectual and can realize quick installation and dismantlement.
In a preferred embodiment, as shown in fig. 1 and 5, the platform connection base 100 further includes a connection rod 150, the bottom of the connection rod 150 is fixed to the upper surface of the prism main body 110, and may be integrated with the prism main body 110 into a whole, the top of the connection rod 150 has an enlarged end head 151, the bottom of the vertical guide rail 210 is provided with an enlarged end head two 211 matched with the enlarged end head one 151, and the enlarged end head one 151 and the enlarged end head two 211 are fixedly connected by a bolt. Through setting up enlarged end 151, enlarge end 211, can realize splicing fast and demolish between vertical guide rail 210 and the platform connection base 100, and increased the intensity of concatenation department, have stable in structure, fixed effectual advantage.
The decorative structure of a building is required to have high surface smoothness, and thus a nozzle with a small diameter is required to control the printing accuracy, but as the printing accuracy is improved, the printing efficiency is greatly reduced. In a preferred embodiment, as shown in fig. 4, the second printing head 450 is an array printing head, and includes a printing connector 451, an array nozzle 452, and a storage box 453, the printing connector 451 is horizontally disposed and fixedly connected to the second guide rail lifting beam 430, the array nozzle 452 is disposed at the bottom of the printing connector 451, the storage box 453 is communicated with the array nozzle 452, and the second printing material port 460 is disposed on the storage box 453. For example, the printing connector 451 has a plate-shaped structure, and a hollow pipe communicating with the hopper 453 is provided therein, and the array nozzle 452 communicates with the hollow pipe, so that the printing material in the hopper 453 can be ejected from the array nozzle 452 through the hollow pipe. By providing the array nozzles 452, the printing efficiency of the decoration surface is greatly improved by simultaneously operating the array nozzles 452 while the surface smoothness of the decoration structure is realized. Further, the printing connecting piece 451 is connected with the second guide rail lifting beam 430 through the second steering driving brake 470, so that the printing connecting piece 451 can rotate around the axis of the second guide rail lifting beam 430 in the horizontal plane, the array nozzle 452 is driven to rotate, and multi-angle printing of the array nozzle 452 on the decorative structure is achieved. In order to increase the strength of the second guide rail lifting beam 430 and adapt to array printing of the device structure, it is preferable that the second guide rail lifting beam 430 adopts a double-beam structure, and when the second steering driving brake 470 is arranged, the printing connecting piece 451 rotates around the axle center of the double beam in the horizontal plane. Further, the array nozzle 452 includes a plurality of nozzle units, and each nozzle unit includes a pusher, a control valve, and a micro nozzle, and whether the micro nozzle is opened or not is controlled by the control valve, and the ejection pressure and the ejection speed are controlled by the pusher, so that the printing is precisely controlled by each nozzle unit, in order to enable uniform and fine printing by each nozzle unit.
In a preferred embodiment, as shown in fig. 6, the first printing head 350 includes a material storage container 351, a nozzle 352 connected to a discharge port at the bottom of the material storage container 351, a printing pressure pump 353 disposed in the discharge port of the material storage container 351, and a sharpening blade group 354 disposed at a side of the nozzle 352. The rate of discharge from nozzle 352 can be controlled by print pressure pump 353. The major structure needs to be printed layer by layer through the major structure 3D printing mechanism 300, obvious layer trace can appear on the surface, and layer trace can be eliminated through the flat grinding cutter head group 354, so that the major structure has a relatively smooth surface. Because the building material of the main structure has lower strength and is easier to grind flat when printing is finished, the grinding cutter head set 354 can be made of common edge steel.
It should be noted that the high-rise building 3D printing apparatus connected to the steel platform provided by the present invention further includes a power control system, and the guide rail driving brake assembly 230, the first cross beam driving brake 320, the first lifting beam driving brake 340, the first steering driving brake 370, the second cross beam driving brake 420, the second lifting beam driving brake 440, and the second steering driving brake 470 are all connected to the power control system. Taking the guide rail driving brake assembly 230 as an example for description, the power control system sends a command to the guide rail driving brake assembly 230, so as to control the guide rail driving brake assembly 230 to move up and down along the vertical guide rail 210, and other parts are similar and will not be described again. Since the power control system and each driving and braking assembly are already applied in the field, the structure and the detailed working mode thereof are not described.
Example two
The embodiment provides a construction method of a high-rise building 3D printing device connected with a steel platform, and the construction method is further described with reference to fig. 1 to 6. The construction method comprises the following steps:
step one, the platform connection base 100 and the steel platform in the first embodiment are fixedly connected, and then the vertical guide rail 210 is fixed on the platform connection base 100, so that the 3D printing device and the steel platform are rigidly connected. During first construction, the driving guide frame body 200, the main structure 3D printing mechanism 300 and the decoration structure 3D printing mechanism 400 can be assembled on a steel platform, and then the 3D printing device is assembled; when a construction is finished and the 3D printing device needs to be moved, the platform connecting base 100 and the steel platform only need to be dismantled, the platform connecting base 100 is arranged at the position to be installed, then the 3D printing device is integrally moved to the position where the 3D printing device needs to be installed, the interval of the vertical guide rail 210 is adjusted through the guide rail driving brake assembly 230, and therefore the interval of the vertical guide rail 210 and the platform connecting base 100 is matched, and the installation of the vertical guide rail 210 and the platform connecting base 100 is completed.
Step two, controlling the guide rail to drive the brake assembly 230, and adjusting the height of the horizontal guide rail 220, thereby adjusting the heights of the first printing head 350 and the second printing head 450; the horizontal position of the guide rail beam I310 is adjusted by controlling the beam drive brake I320, so that the printing head I350 is positioned right above the area to be printed; the first printing head 350 is controlled to horizontally move and move up and down by controlling the lifting beam to drive the first brake 340, and meanwhile, the first printing head 350 is controlled to perform 3D printing of the main structure.
And step three, adjusting the horizontal position of the second guide rail beam 410 by controlling the second beam driving brake 420, enabling the second printing head 450 to face the side surface of the printed main structure, realizing horizontal movement and up-and-down movement of the second printing head 450 by controlling the second lifting beam driving brake 440, and simultaneously controlling the second printing head 450 to perform 3D printing of the decorative structure on the surface of the main structure.
And step four, adjusting the height of the horizontal guide rail 220 or enabling the 3D printing device to climb along with the steel platform, and repeating the step two and the step three to finish the synchronous printing of the main body structure and the decoration structure.
In this embodiment, a 3D printing device is used for description, and certainly, a plurality of 3D printing devices may be disposed on the steel platform, so that the printable area covers the entire core tube area, and the entire synchronous printing of the main structure and the decoration structure of the entire core tube is completed through the cooperative work of the plurality of 3D printing devices. It should be noted that, after the first guide rail lifting beam 330 or the second guide rail lifting beam 430 reaches the maximum lifting height, the printing construction is continued by adjusting the height of the horizontal guide rail 220, and after the lifting of the horizontal guide rail 220 reaches the maximum lifting height, the construction of one or more layers of main structures and decoration structures is completed, at this time, the 3D printing device and the steel platform are lifted together, so that the layer-by-layer printing of the core barrel is realized, and the 3D printing construction of the whole core barrel is completed.
Further, when the main structure to be printed has a corner, the first steering drive brake 370 is controlled to change the motion track of the first printing head 350, so that the corner printing of the main structure is realized, and the second steering drive brake 470 is controlled to change the motion track of the second printing head 450, so that the corner printing of the decorative structure is realized. Usually, each grid of the core barrel is enclosed by four walls, and the corner printing of the first printing head 350 and the second printing head 450 can be realized by controlling the first steering driving brake 370 and the second steering driving brake 470, so that the complete printing of the whole grid is realized.
In summary, the construction method of the high-rise building 3D printing device connected with the steel platform provided by the embodiment can realize synchronous printing of the main structure and the decoration structure, can realize corner printing of the main structure and the decoration structure, and has the advantages of simple operation, wide application and high construction speed.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a high-rise building 3D printing device who is connected with steel platform which characterized in that includes:
the platform connecting base is detachably connected with the steel platform;
the driving guide frame body comprises a vertical guide rail, a horizontal guide rail and a guide rail driving brake assembly, wherein the horizontal guide rail is fixed on the vertical guide rail through the guide rail driving brake assembly and can slide up and down along the vertical guide rail and brake; the vertical guide rail is fixedly connected with the platform connecting base;
the main structure 3D printing mechanism is used for printing the main structure and comprises a guide rail beam I, a beam driving brake I, a guide rail lifting beam I, a lifting beam driving brake I and a printing head I; the two ends of the first guide rail cross beam are fixed on the horizontal guide rail through the first cross beam driving brake, the first guide rail lifting beam is vertically fixed on the first guide rail cross beam through the first lifting beam driving brake, the first printing head is fixedly connected with the bottom of the first guide rail lifting beam, and a first printing material interface is arranged on the first printing head; the first printing head comprises a material storage container, a nozzle connected with a discharge port at the bottom of the material storage container, a printing pressure pump arranged in the discharge port of the material storage container, and a grinding cutter disc group arranged on the side part of the nozzle;
the decoration structure 3D printing mechanism is used for printing a decoration structure on the surface of a main structure and comprises a guide rail beam II, a beam driving brake II, a guide rail lifting beam II, a lifting beam driving brake II and a printing head II; two ends of the second guide rail cross beam are fixed on the horizontal guide rail through the second cross beam driving brake, the second guide rail lifting beam is vertically fixed on the second guide rail cross beam through the second lifting beam driving brake, the second printing head is fixedly connected with the bottom of the second guide rail lifting beam, and a second printing material interface is arranged on the second printing head; the second printing head adopts an array printing head and comprises a printing connecting piece, an array nozzle and a storage box, wherein the printing connecting piece is horizontally arranged and is fixedly connected with the second guide rail lifting beam, the array nozzle is arranged at the bottom of the printing connecting piece, the storage box is communicated with the array nozzle, and a second printing material interface is arranged on the storage box.
2. The high-rise building 3D printing device connected with the steel platform as claimed in claim 1, wherein the platform connection base comprises a prism main body and a plurality of flanges arranged on the side surfaces of the prism main body, each flange is fixed on the steel platform through a connection plate group and a bolt group, the connection plate group comprises a first connection plate and a second connection plate which are arranged oppositely up and down, the first connection plate and the second connection plate are fixed through the bolt group, and the bolt group comprises a plurality of bolts.
3. The high-rise building 3D printing device connected with the steel platform as claimed in claim 2, wherein the platform connection base further comprises a connection rod, the bottom of the connection rod is fixed on the upper surface of the prism main body, the top of the connection rod is provided with a first enlarged end, the bottom of the vertical guide rail is provided with a second enlarged end matched with the first enlarged end, and the first enlarged end and the second enlarged end are fixedly connected through bolts.
4. The high-rise building 3D printing device connected with the steel platform as claimed in claim 1, wherein the printing connector is a plate-shaped structure, a hollow pipeline communicated with the storage box is arranged inside the printing connector, the array nozzle is communicated with the hollow pipeline, and the printing material in the storage box can be sprayed out of the array nozzle through the hollow pipeline.
5. A high-rise building 3D printing apparatus connected to a steel platform as claimed in claim 1, 2 or 3 wherein the rail drive brake assemblies on each horizontal rail can move towards and away from each other to adjust the spacing between the two vertical rails connected thereto to correspond to the spacing between the platform connection bases to be connected.
6. The high-rise building 3D printing device connected with the steel platform as claimed in claim 1, 2 or 3, wherein the first printing head is connected with the first guide rail lifting beam through a first steering driving brake, and the first printing head can rotate around the axis of the first guide rail lifting beam in a horizontal plane to realize corner printing of the main structure; the printing head II is connected with the guide rail lifting beam II through a steering driving brake II, and can rotate around the axis of the guide rail lifting beam II in the horizontal plane, so that the corner printing of the decorative structure is realized.
7. A construction method of a high-rise building 3D printing device connected with a steel platform according to any one of claims 1 to 4, characterized by comprising the following steps:
s1, fixedly connecting a platform connecting base with a steel platform, and then fixing a vertical guide rail on the platform connecting base to realize rigid connection between a 3D printing device and the steel platform;
s2, controlling the guide rail to drive the brake assembly, and adjusting the height of the horizontal guide rail, so that the heights of the first printing head and the second printing head are adjusted; driving a brake block to adjust the horizontal position of a guide rail beam I by a control beam, so that a printing head I is positioned right above a region to be printed; the first printing head is controlled to horizontally move and vertically move by controlling the lifting beam to drive the first brake, and meanwhile, the first printing head is controlled to perform 3D printing of a main structure;
s3, driving a second brake through a control beam to adjust the horizontal position of a second guide rail beam, enabling the second printing head to be over against the side surface of the printed main structure, driving the second brake through a control lifting beam to realize horizontal movement and up-and-down movement of the second printing head, and simultaneously controlling the second printing head to perform 3D printing of the decorative structure on the surface of the main structure;
and S4, the height of the horizontal guide rail is adjusted or the 3D printing device climbs along with the steel platform, and the second step and the third step are repeated to finish synchronous printing of the main body structure and the decoration structure.
8. The construction method of the high-rise building 3D printing device connected with the steel platform as claimed in claim 7, wherein when the main structure to be printed has a corner, the steering drive is controlled to brake to change the motion track of the printing head I, so as to realize the corner printing of the main structure; and controlling the steering driving brake II to change the motion track of the printing head II, so as to realize corner printing of the decorative structure.
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| CN109594777B (en) * | 2019-01-17 | 2020-11-03 | 中国建筑第八工程局有限公司 | 3D printing method and equipment for building blocks |
| CN111136760B (en) * | 2019-12-31 | 2021-11-19 | 南京嘉翼数字化增材技术研究院有限公司 | 3D printing arc-shaped wall manufacturing process |
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