CN109403634B - Building 3D printing pump truck system and application method thereof - Google Patents
Building 3D printing pump truck system and application method thereof Download PDFInfo
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- CN109403634B CN109403634B CN201811509705.0A CN201811509705A CN109403634B CN 109403634 B CN109403634 B CN 109403634B CN 201811509705 A CN201811509705 A CN 201811509705A CN 109403634 B CN109403634 B CN 109403634B
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- 238000010146 3D printing Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000009826 distribution Methods 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims description 23
- 238000010276 construction Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 25
- 238000007639 printing Methods 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
- E04G21/0445—Devices for both conveying and distributing with distribution hose with booms
Abstract
The invention relates to a building 3D printing pump truck system and a using method thereof, wherein the system also comprises a 3D printer and a 3D printing fixing device for fixing the 3D printer; the hanging basket structure is arranged and fixed on an arm support system of the pump truck structure, and the 3D printer is fixed in the hanging basket structure through the 3D printing fixing device; and a material distribution rod discharge hole in the pump truck structure is connected with a feed inlet of the 3D printer through a rubber hose. The invention realizes that the 3D printing technology and the pump truck technology are applied to the field of building civil engineering, and aims to combine the advantages of the 3D printing technology and the pump truck technology, on one hand, the 3D printing is free, and the convenience of the 3D in the civil engineering is improved; on the other hand, the pump truck characteristic is reasonably used, the 3D printing aerial work is realized, and the application range of the 3D printing technology is expanded.
Description
Technical Field
The invention relates to the fields of 3D printing technology, civil engineering and engineering machinery, in particular to a 3D printing pump truck system and a using method thereof.
Background
The 3D printing technology is used as one of the rapid prototyping technologies, and is a technology for stacking and combining printing materials layer by using mechanical equipment on the basis of a mathematical model. In recent years, 3D printing technology has been widely used in many fields of our daily life, science and technology, and economic development, such as bioorgan reconstruction, aerospace, construction engineering, industrial manufacturing, etc., where the application in the construction industry is at a beginning stage. 3D printing not only needs 3D printing layering software to finish the manufacturing process of the entity, but also needs to rely on hardware equipment such as a 3D printer and the like to ensure the printing precision and quality of the entity.
The current 3D printing technology can only be fixed at the position of the 3D printer to print the components, and then the printed components are transported to the appointed construction site, so that on one hand, the large-sized components are extremely easy to damage in the transportation process, the application range of the 3D printer is severely limited, on the other hand, the 3D printer, the concrete pump truck and the like can only be transported to the construction site for printing structures such as buildings and the like which cannot be moved, and the construction site is extremely inconvenient. In the technical aspect, a large amount of materials such as flowing mortar concrete and the like are required to be continuously conveyed into a 3D printer for printing of a large building, so that the continuity of raw material conveying becomes a difficult problem of a 3D printing technology. Finally, the current printing technology can only be used for printing a simple bottom layer building, and under the development condition of building on a friction day, how to improve the printing height of the 3D printing technology becomes a technology break.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a building 3D printing pump truck system and a using method thereof. The system is based on the existing pump truck, improves the arm support of the pump truck, integrates the 3D printing technology into the arm support, enables the pump truck to have a 3D printing function, finally achieves free and movable printing of a building structure by utilizing the mobility of the pump truck, and effectively improves the self use efficiency and the high-altitude operation capability.
The technical scheme adopted by the invention for solving the technical problems is that a building 3D printing pump truck system is provided, which comprises a pump truck structure and a hanging basket structure, and is characterized by further comprising a 3D printer and a 3D printing fixing device for fixing the 3D printer; the hanging basket structure is arranged and fixed on an arm support system of the pump truck structure, and the 3D printer is fixed in the hanging basket structure through the 3D printing fixing device; and a material distribution rod discharge hole in the pump truck structure is connected with a feed inlet of the 3D printer through a rubber hose.
The pump truck structure comprises a chassis, an arm support system, a pumping system, a hydraulic system, an electric control chamber and a distributing rod; the arm support system adopts an M-shaped arm support, a bending cantilever and a supporting rod piece are arranged at the top of the arm support system, the bending cantilever is a folded rod piece, the included angle between two sides of the folded rod piece is an obtuse angle, one end of the bending cantilever is provided with a preformed hole, the supporting rod piece transversely penetrates through the preformed hole of the bending cantilever, and the supporting rod piece and the bending cantilever are fixed together through a nut; two ends of the supporting rod piece are connected with two ends of the hanging basket structure;
the hanging basket structure is internally provided with an aerial work area and a 3D printer installation area; the hanging basket structure comprises a main body hanging basket, a 3D printing fixing device, a protective fence, a safety rope and a door fence, wherein the main body hanging basket in the hanging basket structure is fixed on two ends of a supporting rod piece through an angular rod piece; the 3D printer is fixedly installed in the 3D printer installation area through the 3D printing fixing device.
The 3D printing fixing device is of a tray fixing structure, the tray fixing structure comprises a tray, a fixing baffle and a sliding baffle, the tray is L-shaped, the size of the tray is matched with the size of the main body hanging basket, the tray is tightly attached to the inner side of the main body hanging basket, the vertical end face of the tray is fixed on the main body hanging basket through bolts and nuts, and a gap is reserved between the tray and the bottom face of the main body hanging basket; one end of the horizontal plane of the tray is vertically fixed with a vertical end surface, and the other end of the horizontal plane of the tray is provided with a fixed baffle; the middle part of the horizontal plane of the tray is provided with a hollow channel along the direction parallel to the horizontal plane, and an electric jack which is pulled up from the outside of the hanging basket structure is arranged on the fixed baffle; the H-shaped sliding block is arranged on the hollowed-out channel, can freely slide in the hollowed-out channel and is fixed through screws and nuts, and the H-shaped sliding block is simultaneously connected with the sliding baffle; a rubber disc is respectively arranged on the inner sides of the fixed baffle plate and the sliding baffle plate, and the 3D printer is placed on the tray and is positioned between the fixed baffle plate and the sliding baffle plate.
The main body hanging basket of the hanging basket structure is of a square or cuboid structure.
The 3D printer is a plurality of 3D printers of different functions.
The application method of the building 3D printing pump truck system comprises the following steps of;
1) Firstly, fixing a required 3D printer by using the tray fixing structure, loosening screws by rotating a rotary handle, adjusting a sliding baffle to the right end of the tray, placing the 3D printer between the fixed baffle and the sliding baffle, enabling the left side surface of the 3D printer to be attached to a rubber disc on the fixed baffle, adjusting the position of the sliding baffle by a hollow channel, and when the sliding baffle is moved to a proper position even if the rubber disc on the sliding baffle is completely attached to the vertical surface of the 3D printer, clamping the screws by rotating the rotary handle, further clamping the tray, and fixing the sliding baffle to fix the 3D printer;
2) After the 3D printer is fixed, driving the concrete pump truck into a construction site, and if no overhead operation is needed, directly entering a basket hanging structure by constructors to monitor and manage the 3D printer; if high-altitude operation is needed, a constructor needs to carry intercom equipment to enter a hanging basket structure, a worker protects rope equipment and fixes the end part of the rubber hose to a feeding port of the 3D printer;
3) The pump truck is required to be checked before operation, including the check of a power switch, a concrete displacement handle and a reversing handle of a stirring device in an electric control room of the pump truck; further, the concrete pump truck is driven to a designated operation site, a flat and solid site is selected, the concrete pump truck is horizontally placed, and the support legs are unfolded, so that the support legs can stably support the whole machine and lock the ground; further, operating the arm support system to enable the arm support system to ascend to reach an aerial designated operation area; furthermore, constructors of the high-altitude operation and operators of the electric control room are in butt joint through intercom equipment to carry out concrete pumping operation, and meanwhile, a 3D printer carries out 3D printing operation, and constructors of the high-altitude operation monitor and manage the high-altitude operation;
4) After the 3D printing operation is completed, the arm support system and the supporting legs are retracted, and the whole operation process is completed.
Compared with the prior art, the invention has the beneficial effects that:
the outstanding essential characteristics of the invention are as follows:
the invention combines the 3D printing technology with the pump truck technology, has good maneuverability based on the pump truck, has the advantages of high-altitude operation, shortening auxiliary time, saving labor force, improving productivity, reducing engineering cost and the like, and installs the 3D printer on the concrete pump truck to form a building 3D printing pump truck system, thereby realizing the freedom and the movability of 3D printing, improving the convenience of the 3D printing in civil engineering, solving the feeding problem of the 3D printing, realizing the high-altitude operation of the 3D printing technology, providing possibility for the 3D printing of high-rise buildings, and expanding the application range of the 3D printing technology.
The remarkable progress of the invention is:
1. the invention fully utilizes the characteristic that the pump truck integrates the functions of running, pumping and distributing, and improves the freedom and convenience of 3D printing. The components can be mass-produced without a centralized, fixed manufacturing shop, and without any mold.
2. The motor performance is good, and the motor is suitable for various occasions such as urban construction, residential communities, bridges, highways and the like. The pump truck system can rapidly enter into the site for printing on site, is finished and is directly used, so that damage caused in the transportation process of the components is omitted, and the quality of the printing components is ensured.
3. The system is suitable for high-altitude operation, and can be directly used for printing components at high altitude for higher bridges and residential communities. And provides possibility for realizing 3D printing of high-rise buildings.
The 3D printing pump truck system has high efficiency, and particularly for a more complex three-dimensional design body, the 3D printing pump truck system can convert a three-dimensional component designed by a computer into a real object in situ, in batches, automatically, quickly and accurately. The components need not be printed by manual control, but only by programming by a technician.
5.3D printing technology is higher to the requirement of concrete's transportation, and the pump truck pumps the good characteristics of concrete homogeneity and continuity can satisfy 3D printing to the requirement of concrete material transportation, more is favorable to printing out high-quality component. The 3D printing pump truck system is integrated and high in automation degree, so that a large amount of manpower resources are saved, and the construction cost is reduced; on the other hand, the production of waste materials is reduced, the environment-friendly requirement is met, and the material cost is saved. The design is an improvement on the existing pump truck structure, is simple and practical, can be rapidly put into production to improve the construction efficiency of a building structure, and is greatly beneficial to popularization of 3D printing.
Drawings
FIG. 1 is a front view of a planar structure of a 3D print pump truck system;
FIG. 2 is a plan view of the 3D print pump truck system;
FIG. 3 is a top plan view of the basket structure;
FIG. 4 is a schematic perspective view of a hanging basket structure;
FIG. 5 (a) is a schematic structural diagram of a tray fixing structure before fixing a 3D printer;
FIG. 5 (b) is a schematic structural view of the tray fixing structure after the 3D printer is fixed;
fig. 6 is a schematic perspective view of a tray fixing structure, wherein the right side of the tray fixing structure is a detailed schematic view of a slide block part fixing structure;
reference numerals illustrate:
chassis 1, cantilever crane system 2, automatically controlled room 3, hanging basket structure 4, 3D printer 5, high altitude construction district 6, crooked cantilever 7, support member 8, nut 9, preformed hole 10, rail guard 11, insurance rope 12, door rail 13, cloth beam 14, rubber hose 15, angle member 16, tray fixed knot constructs 17, tray 18, fixed stop 19, sliding stop 20, hollow channel 21, socket 22, I-shaped slider 23, threaded hole 24, screw 25, rubber packing 26, rotatory handle 27, rubber disc 28.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the scope of the invention.
The invention relates to a 3D printing pump truck system (a system is abbreviated as, see figure 1) of a building, which comprises a pump truck structure, a hanging basket structure 4, a 3D printer 5 and a 3D printing fixing device for fixing the 3D printer; the hanging basket structure is arranged and fixed on the arm support system 2 of the pump truck structure, and the 3D printer is fixed in the hanging basket structure through the 3D printing fixing device;
the pump truck structure is the same as the traditional pump truck structure, and comprises a chassis 1, an arm support system 2, a pumping system, a hydraulic system, an electric control chamber 3, a material distribution rod and the like, wherein a material inlet of the material distribution rod is connected with a material on the pump truck, and a material outlet of the material distribution rod is connected with a material inlet of a 3D printer through a rubber hose 15;
the arm support system 2 adopts an M-shaped arm support, the top of the arm support system is provided with a bending cantilever 7 and a support rod piece 8, and the bending cantilever is an extension device at the top end of the M-shaped arm support; the bending cantilever is a bending rod piece, the included angle between two sides of the bending rod piece is an obtuse angle, one end of the bending cantilever is provided with a preformed hole, the supporting rod piece 8 transversely passes through the preformed hole of the bending cantilever, and the supporting rod piece and the bending cantilever are fixed together through a nut; the two ends of the supporting rod piece 8 are connected with the two ends of the hanging basket structure 4, and the supporting rod piece 8 passes through the bending cantilever 7 through the reserved hole and the nut to play a role in supporting the hanging basket structure;
an aerial work area 6 and a 3D printer installation area are arranged in the cradle structure 4; the main body hanging basket in the hanging basket structure is fixed on the two ends of the supporting rod piece 8 through the angular rod piece 16; the 3D printer 5 is fixedly installed in the 3D printer installation area through a 3D printing fixing device;
the hanging basket structure 4 comprises a main body hanging basket, a tray fixing structure 17, a guard rail 11, an insurance rope 12 and a door fence 13, wherein the tray fixing structure 17 is used for fixing the 3D printer 5 and the connection of a circuit of the 3D printer, the guard rail 11 is located around the main body hanging basket, the insurance rope 12 is fixed on the supporting rod piece 8, the guard rail 11 and the insurance rope 12 guarantee safety of constructors, and the door fence 13 is arranged at a position opposite to 3D printing equipment. The design structure is simple, the use is convenient, on one hand, the replacement of the 3D printer 5 and the equipment fixation are convenient, and the convenience of using the equipment is increased; on the other hand, the fixing, monitoring and maintenance of the 3D printer 5 by workers are facilitated, and the safety of the workers working aloft is guaranteed.
The main body hanging basket of the hanging basket structure is of a cuboid or square structure; the tray fixing structure 17 comprises a tray 18, a fixing baffle 19 and a sliding baffle 20, wherein the tray 18 is L-shaped, the size of the tray is matched with the size of the main body hanging basket, the tray 18 is tightly attached to the inner side of the main body hanging basket, the vertical end face of the tray is fixed on the main body hanging basket through bolts and nuts 9, the 3D printer is placed on the tray 18, and a gap is reserved between the tray and the bottom face of the main body hanging basket; one end of the horizontal plane of the tray 18 is vertically fixed with a vertical end surface, and the other end is provided with a fixed baffle 19; a rectangular hollow channel 21 is reserved in the middle of the horizontal plane of the tray 18 along the direction parallel to the horizontal plane, one end of the hollow channel 21 is communicated with a fixed baffle 19, the length of the hollow channel is determined according to the sizes of the hanging basket and the 3D printer, and an electric power socket 22 pulled from the outside of the hanging basket structure is arranged on the fixed baffle 19; the H-shaped sliding block 23 is arranged on the hollow channel 21, the H-shaped sliding block can freely slide in the hollow channel and is fixed through screws and nuts, the H-shaped sliding block is simultaneously connected with the sliding baffle 20, the bottom of the sliding baffle 20 is welded at one end of the H-shaped sliding block 23, the H-shaped sliding block 23 can freely slide in the hollow channel 21, and the 3D printers 5 in different scales can be fixed through controlling the sliding distance, so that the 3D printing quality is prevented from being influenced by displacement generated during high-altitude operation.
The middle of the I-shaped sliding block 23 is provided with a threaded hole 24, a regular hexagon screw 25 is arranged at the upper part of the work field, a nut 9 matched with the regular hexagon screw is fixed at the lower part of the I-shaped sliding block, and a rubber gasket 26 is arranged at the contact side of the lower part of the I-shaped sliding block 23 and the tray 18 for increasing vertical pressure during fixing. The I-shaped middle section is slightly longer than the sum of the plate thickness and the thickness of the rubber gasket 26 to facilitate loosening and tightening of the screw 25. The regular hexagonal screw 25 is connected with the nut 9 through the threaded hole 24, when the sliding baffle 20 slides through the hollow channel 21, the screw 25 needs to be loosened to reduce the friction force between the I-shaped sliding block 23 and the hollow channel 21, so that the position of the sliding baffle fixing 19 is adjusted through sliding, and 3D printers 5 with different scales are fixed through controlling the sliding distance; when the slide damper 20 is fixed, the screw 25 needs to be tightened to increase the pressure between the i-shaped slider 23 and the hollowed-out channel 21 to fix the slide damper 20. The rotatable rotating handle 27 is arranged on the upper side of the screw 25, and the rotating handle 27 has the function of rotating the screw 25 more conveniently and easily, and the sliding and fixing of the sliding baffle 20 are realized by loosening and tightening the screw 25. Furthermore, a puck 28 is mounted on the inside of each of the fixed and sliding shutters for shock absorption and better fixing of the 3D printer 5.
In addition, set up soft plastics pipeline by cloth pole 14, the required power line of internally mounted 3D printer, cloth pole 14 discharge gate passes through rubber hose 15 and directly links to each other with the pan feeding mouth of 3D printer, directly sends into the inside of 3D printer with printing material pump, forms the high altitude construction system.
Through the technical scheme, when 3D printing operation is not needed, the rubber hose 15 of the connected discharge port and the feeding port can be removed, and normal pump truck concrete distribution operation is performed. When a 3D printing technique job is required, the printing material can be directly pumped into the inlet of the 3D printer through the rubber hose, thereby performing the 3D printing job on the building material.
The size, shape and arrangement mode of the hanging basket structure 4 are not particularly limited, and the specific form of the hanging basket structure 4 can be designed according to the size of the 3D printer, but the hanging basket structure is required to be within the bearing range of the arm support system 2. The 3D printer 5 is installed by engineering requirements, not limited to only one type of 3D printer. The invention adopts the square hanging basket structure 4, and the height can be determined according to the condition of the 3D printer 5, and the curved cantilevers 7 are distributed symmetrically left and right by taking the curved cantilevers as central shafts.
The manner of installing the bending cantilever 7 on the cantilever frame system 2 is different, the invention can be connected in a hinged manner, namely, a reserved hole 10 is drilled in the middle of the bending cantilever 7, the support rod 8 passes through the reserved hole 10 of the bending cantilever 7 and is fixed at two sides of the drilled hole through nuts 9, and the support rod 8 can also rotate around the bending cantilever. Meanwhile, a pair of grooves are symmetrically formed in two sides of the support rod piece 8, the hanging basket structure 4 is hinged to the support rod piece 8 through the grooves, the hanging basket structure 4 can rotate around the support rod piece 8, and self balance is maintained through dead weight.
In the invention, when the 3D printer 5 comprises a mechanical arm, enough space is reserved at the upper part of the hanging basket structure 4 so as to facilitate the operation of the mechanical arm. The preformed hole of hanging basket structure 4 bottom is convenient for electric power pipeline and tray fixed knot construct 17 to be connected, and electric power pipeline can be prolonged cloth pole 14 and install, is fixed in on tray fixed knot constructs 17 to supply 3D printer 5 to use.
Example 1
As shown in fig. 1 and 2, the 3D printing pump truck system for the building of the embodiment comprises a boom system 2, a hanging basket structure 4 and a 3D printer 5. The hanging basket structure 4 is fixedly arranged on the arm support 2, and the 3D printer 5 is fixedly arranged in the hanging basket structure 4 through the tray fixing structure 17. Through the technical scheme, when the 3D printer 5 is not required to work, the pump truck system can perform concrete pouring operation like a common pump truck, and if necessary, constructors can enter the hanging basket structure 4 to monitor the pump truck operation. When the 3D printer 5 is needed, constructors need to fix the rubber hose 15 to connect the pump truck discharge port with the 3D printer 5 feed port, so that printing materials are directly pumped into the 3D printer. Structurally, a tray fixing structure is invented to adapt to the installation of 3D printers of different models. Therefore, the system combines the advantages of the pump truck and 3D printing, improves the utilization rate of the pump truck and the 3D printing efficiency, realizes the aerial work of 3D printing, and expands the use space of the 3D printing technology.
The hanging basket structure 4 and the tray fixing structure are core devices of the invention, and as shown in fig. 3 and 4, the hanging basket structure 4 is driven by the arm support 2 to perform high-altitude operation. The size, shape and arrangement mode of the hanging basket structure 3 are not particularly limited, and the specific form of the hanging basket structure 3 can be designed according to the size of the 3D printer, but the hanging basket structure is required to be within the bearing range of the arm support system 2. The 3D printer 5 is installed by engineering requirements, not limited to only one type of 3D printer. In this embodiment, a square hanging basket structure 4 with a height of 1.5 mm and 1.5 mm is adopted, and the height of the hanging basket structure can be determined by the 3D printer 5, and the hanging basket structure is distributed symmetrically about the curved cantilever 7 as a central axis. The design has enough space for installing the 3D printer 5 and for operating equipment by constructors, reduces the weight of the materials and saves the cost under the condition of using the equipment as much as possible. The manner in which the curved boom 7 is mounted to the boom 2 is also different, and the invention proposes to connect in a hinged manner, i.e. a preformed hole 10 is drilled in the middle of the curved boom 7, the support bar 8 passes through the preformed hole 10 of the curved boom 7 and is fixed by nuts 9 on both sides of the preformed hole 10. Meanwhile, a pair of grooves are symmetrically formed in two sides of the support rod piece 8, and the hanging basket structure 4 is hinged and fixed on the support rod piece 8 through the angular rod piece embedded in the grooves, so that the hanging basket structure 4 can rotate around the support rod piece 8 and maintain self balance through self weight.
As shown in fig. 5 and 6, the cradle structure 4 is provided with a tray fixing structure 17, a 3D printer 5, a guard rail 11, personal safety equipment 12, and a door rail 13. The hanging basket structure 4 is provided with a tray fixing structure 17, a 3D printer 4, a guard rail 10, personnel safety equipment 11 and an openable door rail 12. The 3D printer 5 is fixed in the cradle structure 4 by a tray fixing structure 17. Wherein, in order to make 3D printer 5 fix in the basket structure inside, need set up tray fixed knot and construct 17, this structure comprises tray 18, fixed stop 19, sliding stop 20, nut 9, and tray 18 shape is L, and the size of tray suits with the basket size, and the inboard of basket structure 4 is hung in the inseparable laminating of tray 18, and the tray passes through nut 9 to be fixed in on the basket structure 4, and the 3D printer is placed on tray 18. The left end of tray 18 is equipped with fixed baffle 19, the centre of tray 18 leaves rectangle fretwork channel 21, the inside left end of fretwork channel 21 is fixed baffle 19 that sets up, install on fixed baffle 19 and pull from hanging basket and come electric jack 22, the sliding closure 20 is installed on the right side, the welding of sliding closure 20 bottom is in the one end of I-shaped slider 23, can freely slide in fretwork channel 21 through I-shaped slider 23, fix the 3D printer 5 of different scales through controlling sliding distance, prevent that it from producing the displacement and influencing 3D print quality when the aloft work. The middle of the I-shaped sliding block 23 is provided with a threaded hole 24, a regular hexagon screw 25 is arranged at the upper part of the work field, a nut 9 matched with the I-shaped sliding block is fixed at the lower part of the I-shaped sliding block, and a rubber gasket 26 is arranged at the contact side of the lower part of the I-shaped sliding block 23 and the tray 18 for increasing vertical pressure during fixing. The I-shaped middle section is slightly longer than the sum of the plate thickness and the thickness of the rubber gasket 26 to facilitate loosening and tightening of the screw 25. The regular hexagonal screw 25 is connected with the nut 9 through the threaded hole 24, when the sliding baffle 20 slides through the hollowed channel 21, the screw 25 needs to be loosened to reduce the friction force between the I-shaped sliding block 23 and the hollowed channel 21, so that the position of the sliding baffle fixing 19 is adjusted through sliding; when the slide damper 20 is fixed, the screw 25 needs to be tightened to increase the pressure between the i-shaped slider 23 and the hollowed-out channel 21 to fix the slide damper 20. The rotatable rotating handle 27 is arranged on the upper side of the screw 25, the rotating handle is a detachable moving part, the rotating handle 27 has the function of rotating the screw 25 more conveniently and easily, and the sliding and fixing of the sliding baffle 20 are realized by loosening and tightening the screw 25. Furthermore, a puck 28 is mounted on each of the fixed and sliding shutters for shock absorption and better fixing of the 3D printer 5.
The space left in the hanging basket structure 4 is a constructor high-altitude operation area 6, when the 3D printer 5 comprises a mechanical arm, enough space is reserved on the upper portion of the hanging basket structure 4 so that the mechanical arm can conveniently operate, and the door rail 13 is arranged at a position opposite to the 3D printer 5. The guard rail 11 is arranged around the hanging basket structure 4, and the personnel safety rope 12 is fixed on the support rod piece 8. The preformed hole 10 at the bottom of the hanging basket structure 4 is convenient for connecting an electric pipeline with the tray fixing structure 16, the electric pipeline can be installed along the distribution rod 13, and the electric pipeline is directly connected with the tray fixing structure 16 to form an electric jack 22.
The specific implementation process comprises the following steps:
the invention provides a 3D printing pump truck system which is an improvement of the existing pump truck technology, and therefore has all functions of the existing pump truck technology. The function of 3D printing is added on the basis. Through the technical scheme, an operator can operate the 3D printing pump truck system through actual use requirements.
1) The required 3D printer 5 is first fixed by using the tray fixing structure 17, as shown in fig. 5 (a) and 5 (b), the screw 25 is loosened by rotating the rotating handle 27, the sliding baffle 20 is adjusted to the right end of the tray 18, the 3D printer 5 is placed between the fixing baffle 19 and the sliding baffle 20, the left side surface of the 3D printer 5 is attached to the rubber disc 28 on the fixing baffle 19, the sliding baffle 20 is moved to adjust the position by the rectangular hollow channel 21, and when the position is moved to a proper position even if the rubber disc 28 on the sliding baffle 20 is completely attached to the vertical surface of the 3D printer 5, the screw 25 is tightened by rotating the rotating handle 27, and then the tray 18 is clamped, so that the fixing of the sliding baffle 20 is realized, and further, the 3D printer 5 is fixed.
2) After the 3D printer 5 is fixed, driving the concrete pump truck into a construction site, and if no overhead operation is needed, directly entering the hanging basket structure 4 by constructors to monitor and manage the 3D printer 5; if the aerial work is required, constructors need to carry intercom equipment to enter the hanging basket structure 4, install personnel safety ropes 12 and fix the end part of the rubber hose 15 at the feeding port of the 3D printer 5.
3) The pump truck is required to be checked before operation, including the checking of a power switch, a concrete displacement handle, a reversing handle of a stirring device and other devices in an electric control chamber 3 of the pump truck; further, the concrete pump truck is driven to a designated operation site, the site is flat and solid, the concrete pump truck is horizontally placed, and the support legs are unfolded, so that the support legs can stably and reliably support the whole machine, and the ground is locked; further, operating the arm support system 2 to enable the arm support system 2 to slowly rise to an aerial designated operation area; further, the constructor of the overhead work and the operator of the electric control room 3 are in butt joint through intercom equipment to perform concrete pumping work, and meanwhile, the 3D printer 5 performs 3D printing work, and the constructor of the overhead work performs monitoring and management.
4) After the 3D printing operation is completed, the arm support system 2 and the supporting legs are retracted, and the whole operation process is completed.
The invention is applicable to the prior art where it is not described.
Claims (3)
1. The 3D printing pump truck system for the building comprises a pump truck structure and a hanging basket structure and is characterized by further comprising a 3D printer and a 3D printing fixing device for fixing the 3D printer; the hanging basket structure is arranged and fixed on an arm support system of the pump truck structure, and the 3D printer is fixed in the hanging basket structure through the 3D printing fixing device; a material distribution rod discharge port in the pump truck structure is connected with a feed inlet of the 3D printer through a rubber hose;
the pump truck structure comprises a chassis, an arm support system, a pumping system, a hydraulic system, an electric control chamber and a distributing rod; the arm support system adopts an M-shaped arm support, a bending cantilever and a supporting rod piece are arranged at the top of the arm support system, the bending cantilever is a folded rod piece, the included angle between two sides of the folded rod piece is an obtuse angle, the obtuse angle faces downwards, a preformed hole is formed in one end of the bending cantilever, the supporting rod piece transversely penetrates through the preformed hole of the bending cantilever, and the supporting rod piece and the bending cantilever are fixed together through a nut; two ends of the supporting rod piece are connected with two ends of the hanging basket structure; the hanging basket structure is internally provided with an aerial work area and a 3D printer installation area; the hanging basket structure comprises a main body hanging basket, a 3D printing fixing device, a protective fence, a safety rope and a door fence, wherein the main body hanging basket in the hanging basket structure is fixed on two ends of a supporting rod piece through an angular rod piece; the 3D printer is fixedly arranged in the 3D printer installation area through the 3D printing fixing device;
the 3D printing fixing device is of a tray fixing structure, the tray fixing structure comprises a tray, a fixing baffle and a sliding baffle, the tray is L-shaped, the size of the tray is matched with the size of the main body hanging basket, the tray is tightly attached to the inner side of the main body hanging basket, the vertical end face of the tray is fixed on the main body hanging basket through bolts and nuts, and a gap is reserved between the tray and the bottom face of the main body hanging basket; one end of the horizontal plane of the tray is vertically fixed with a vertical end surface, and the other end of the horizontal plane of the tray is provided with a fixed baffle; the middle part of the horizontal plane of the tray is provided with a hollow channel along the direction parallel to the horizontal plane, and an electric jack which is pulled up from the outside of the hanging basket structure is arranged on the fixed baffle; the H-shaped sliding block is arranged on the hollowed-out channel, can freely slide in the hollowed-out channel and is fixed through screws and nuts, and the H-shaped sliding block is simultaneously connected with the sliding baffle; a rubber disc is respectively arranged on the inner sides of the fixed baffle plate and the sliding baffle plate, and the 3D printer is arranged on the tray and is positioned between the fixed baffle plate and the sliding baffle plate;
the bottom of the sliding baffle (20) is welded at one end of the I-shaped sliding block (23), the I-shaped sliding block (23) can freely slide in the hollowed-out channel (21), 3D printers (5) of different scales can be fixed by controlling the sliding distance, displacement of the 3D printers is prevented from influencing 3D printing quality when the 3D printers work aloft, wherein the middle of the I-shaped sliding block (23) is designed into a threaded hole (24), a regular hexagon screw (25) is arranged at the upper part of the I-shaped sliding block, a nut (9) matched with the I-shaped sliding block is fixed at the lower part of the I-shaped sliding block, meanwhile, in order to increase vertical pressure during fixing, a rubber gasket (26) is arranged at the contact side of the lower part of the I-shaped sliding block (23) and the tray (18), the I-shaped middle section structure is slightly longer than the sum of the thickness of the plate thickness and the rubber gasket (26), so that the loosening and tightening of the regular hexagon screw (25) are convenient, the regular hexagon screw (25) is connected with the nut (9) through the threaded hole (24), and when the sliding baffle (20) slides through the hollowed-out channel (21), the regular hexagon screw (25) is required to reduce the sliding block (23) and the sliding position of the hollowed-out channel (21), so that the sliding baffle can be fixed; when the sliding baffle (20) is fixed, a regular hexagon screw (25) is needed to be tightened to increase the pressure between the I-shaped sliding block (23) and the hollowed-out channel (21) so as to fix the sliding baffle (20), a rotatable rotating handle (27) is arranged on the upper side of the regular hexagon screw (25), the rotating handle is a detachable movable piece, and the rotating handle (27) is used for rotating the regular hexagon screw (25) more conveniently and easily, so that the sliding and fixing of the sliding baffle (20) are realized by loosening and tightening the regular hexagon screw (25);
when the 3D printer (5) comprises a mechanical arm, enough space is reserved on the upper part of the hanging basket structure (4) so as to facilitate the operation of the mechanical arm, holes are reserved at the bottom of the hanging basket structure (4) so as to facilitate the connection of an electric power pipeline and a tray fixing structure (17), and the electric power pipeline can be installed along a material distributing rod (14) and is fixed on the tray fixing structure (17) so as to be used by the 3D printer (5);
the application method of the building 3D printing pump truck system comprises the following steps of;
1) Firstly, fixing a required 3D printer by using the tray fixing structure, loosening a regular hexagon screw by rotating a rotary handle, adjusting a sliding baffle to the right end of the tray, placing the 3D printer between the fixed baffle and the sliding baffle, enabling the left side surface of the 3D printer to be attached to a rubber disc on the fixed baffle, adjusting the position of the sliding baffle by a hollow channel, and when the sliding baffle is moved to a proper position even if the rubber disc on the sliding baffle is completely attached to the vertical surface of the 3D printer, clamping the regular hexagon screw by rotating the rotary handle, further clamping the tray, so as to fix the sliding baffle and further fix the 3D printer;
2) After the 3D printer is fixed, driving the concrete pump truck into a construction site, and if no overhead operation is needed, directly entering a basket hanging structure by constructors to monitor and manage the 3D printer; if high-altitude operation is needed, a constructor needs to carry intercom equipment to enter a hanging basket structure, a worker protects rope equipment and fixes the end part of the rubber hose to a feeding port of the 3D printer;
3) The pump truck is required to be checked before operation, including the check of a power switch, a concrete displacement handle and a reversing handle of a stirring device in an electric control room of the pump truck; further, the concrete pump truck is driven to a designated operation site, a flat and solid site is selected, the concrete pump truck is horizontally placed, and the support legs are unfolded, so that the support legs can stably support the whole machine and lock the ground; further, operating the arm support system to enable the arm support system to ascend to reach an aerial designated operation area; furthermore, constructors of the high-altitude operation and operators of the electric control room are in butt joint through intercom equipment to carry out concrete pumping operation, and meanwhile, a 3D printer carries out 3D printing operation, and constructors of the high-altitude operation monitor and manage the high-altitude operation;
4) After the 3D printing operation is completed, the arm support system and the supporting legs are retracted, and the whole operation process is completed.
2. The building 3D printing pump truck system of claim 1, wherein the main body cradle of the cradle structure is a cube or cuboid structure.
3. The building 3D printing pump truck system of any of claims 1-2, wherein the 3D printer is a plurality of different function 3D printers.
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| CN201811509705.0A CN109403634B (en) | 2018-12-11 | 2018-12-11 | Building 3D printing pump truck system and application method thereof |
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| CN201811509705.0A CN109403634B (en) | 2018-12-11 | 2018-12-11 | Building 3D printing pump truck system and application method thereof |
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| CN109403634A (en) | 2019-03-01 |
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