CN114474300B - Concrete site 3D printing equipment and application method thereof - Google Patents
Concrete site 3D printing equipment and application method thereof Download PDFInfo
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- CN114474300B CN114474300B CN202210169739.XA CN202210169739A CN114474300B CN 114474300 B CN114474300 B CN 114474300B CN 202210169739 A CN202210169739 A CN 202210169739A CN 114474300 B CN114474300 B CN 114474300B
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- 238000010146 3D printing Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000007639 printing Methods 0.000 claims abstract description 111
- 239000007921 spray Substances 0.000 claims description 13
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 230000009194 climbing Effects 0.000 description 9
- 230000001174 ascending effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/001—Rapid manufacturing of 3D objects by additive depositing, agglomerating or laminating of material
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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
- B33Y10/00—Processes of additive manufacturing
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
Abstract
The application relates to a concrete site 3D printing device and a using method thereof. The 3D printing equipment for the concrete site comprises an operation table and a control unit, wherein the operation table is used for bearing the 3D printing equipment; a moving mechanism capable of moving the operation table; the printing device is used for printing the concrete member; the transverse moving assembly is arranged on the top beam and is used for transversely moving the printing device along the plane of the operating table; the longitudinal moving assembly is arranged on the operating platform and used for longitudinally moving the printing device along the plane of the operating platform; and the lifting assembly is arranged on the top beam and is used for driving the printing device to move along the direction approaching or separating from the operating platform. The application also discloses a use method of the concrete site 3D printing equipment, which has the effect of facilitating 3D printing construction of the concrete member on the concrete site in a small place.
Description
Technical Field
The application relates to the field of engineering construction, in particular to a concrete site 3D printing device and a using method thereof.
Background
The traditional concrete member consumes a great deal of manpower and working hours in the manufacturing, and has great disadvantages. If the concrete member is manufactured by means of a computer control system and a 3D printing technology, batch and industrial production can be realized, so that the construction speed is greatly increased.
The prior Chinese patent with the authority of CN109129819A discloses a 3D printing device for site concrete and a building construction method, wherein the 3D printing device comprises a printing device, a feeding system, a printing device moving system, a printing control system, a climbing upright post, a climbing auxiliary upright post and a climbing power system. The printing device moving system is arranged on the climbing upright post; the printing device is arranged on the printing device moving system; the feeding pipe of the feeding system is connected with the printing head of the printing device; the printing control system is used for controlling the running states of the printing device moving system and the printing head; the climbing upright post is connected with the climbing auxiliary upright post through a climbing power system; the climbing auxiliary upright post or the climbing upright post is fixedly connected with an embedded part arranged in the building structure through the upright post fixing device.
In view of the above-described related art, the inventors consider that the above-described 3D printing apparatus can realize on-site printing for a high-rise building, but when printing a concrete member inside a small-sized place, it is necessary to transport the concrete member to the inside of the small-sized place after the outside first prints the concrete member, so that it is inconvenient to perform on-site printing of the concrete member inside the small-sized place.
Disclosure of Invention
The application provides a concrete field 3D printing device and a use method thereof, which are used for facilitating 3D printing construction of the concrete field inside a small place.
In a first aspect, the present application provides a concrete field 3D printing apparatus, which adopts the following technical scheme:
the 3D printing equipment for the concrete site comprises an operation table and a control unit, wherein the operation table is used for bearing the 3D printing equipment;
a moving mechanism which is arranged below the operation table and can move the operation table; the printing device is arranged between the operation table and the top beam and is used for printing the concrete member; the transverse moving assembly is arranged on the top beam and is used for transversely moving the printing device along the plane of the operating table; the longitudinal moving assembly is arranged on the operating platform and used for longitudinally moving the printing device along the plane of the operating platform; and the lifting assembly is arranged on the top beam and is used for driving the printing device to move along the direction approaching or separating from the operating platform.
Through adopting above-mentioned technical scheme, when the scene that needs in small-size place carries out the 3D printing of concrete member, at first remove the operation panel to the place that needs to carry out the concrete member scene printing in the small-size place through moving mechanism, then through the horizontal movement printing device of horizontal movement subassembly in the planar place of operation panel place, through the longitudinal movement printing device of vertical movement subassembly in the planar place of operation panel place, and adjust the position of printing device in the vertical direction through lifting unit, thereby cooperate the 3D printing construction of the concrete member of the concrete scene inside the small-size place between the three realization.
Optionally, the moving mechanism is including setting up the operation panel below and be used for supporting the bottom plate of operation panel, the universal wheel is installed to the lower surface four corners department of bottom plate, vertically be equipped with a plurality of first bracing pieces between bottom plate and the operation panel.
Through adopting above-mentioned technical scheme, the setting of universal wheel has made things convenient for the removal to the operation panel.
Optionally, be provided with two second bracing pieces between operation panel and the back timber, lateral shifting subassembly includes the first screw rod that all rotates to be connected with the opposite lateral wall of two second bracing pieces, first screw rod has cup jointed the fixed block, the fixed block below is connected with printing device, arbitrary tip of first screw rod is connected with the first positive and negative rotating machine of drive first screw rod pivoted, be provided with the direction subassembly that plays the guide effect to the removal of fixed block along the length direction of first screw rod between fixed block and the back timber.
Through adopting above-mentioned technical scheme, when needing at the planar lateral shifting printing device in operation panel place, at first control first positive and negative rotation motor rotates, and first screw rod is rotated to the output shaft of first positive and negative rotation motor, and first screw rod drives the fixed block and removes along first screw rod, and the guide assembly has played the effect of direction to the removal of fixed block at the in-process that the fixed block removed.
Optionally, the direction subassembly is including seting up the first guide way on the back timber along length direction's both sides wall, the fixed block all is connected with a first guide block that is L type along first screw rod's length direction's both sides wall, the one end that the fixed block was kept away from to first guide block is pegged graft in the first guide way and can follow the length direction in first guide way and slide.
Through adopting above-mentioned technical scheme, at the in-process that the fixed block removed along first screw rod, the fixed block drives first guide block and removes in first guide way, and first guide block has played the effect of direction to the removal of fixed block to increased the stability of fixed block in-process of removing, the fixed block has played the effect of pulling the fixed block simultaneously, has reduced the fixed block and has only been fixed by the screw rod to the pressure of screw rod when vertical direction, has reduced the bearing pressure of screw rod.
Optionally, the longitudinal movement subassembly is provided with two, and two longitudinal movement subassemblies all include one set up respectively in the second bracing piece below and with operation panel upper surface fixed connection's first connecting block, two the upper surface of first connecting block inwards has all offered along length direction and has supplied second bracing piece male sliding tray, two the sliding tray all rotates and is connected with the second screw rod that sets up along sliding tray length direction, two the bottom of second bracing piece respectively with second screw rod threaded connection, arbitrary tip of second screw rod is connected with the second positive and negative motor that drives the second screw rod and rotate.
Through adopting above-mentioned technical scheme, when needs at the planar longitudinal movement printing device in operation panel place, at first rotate two second positive and negative motor, the output shaft of two second positive and negative motor drives two second screw rods respectively and rotates, two second screw rods drive two second bracing pieces respectively and carry out the removal on the horizontal direction along the length direction of second screw rod, two second bracing pieces drive the back timber and carry out the removal along the length direction of second screw rod together, printing device finally carries out the longitudinal movement on the planar place of operation panel place under the drive of back timber and second bracing piece.
Optionally, the lifting assembly includes the second connecting block of fixed surface connection under with the fixed block, the lateral wall fixedly connected with third connecting block of first screw rod is kept away from to the second connecting block, the inside die cavity that is provided with of third connecting block, the dwang that is connected with first screw rod length direction parallel arrangement in the die cavity internal rotation, the one end of dwang passes the third connecting block and is provided with the third positive and negative commentaries on classics motor of drive dwang pivoted, the drive wheel has been cup jointed on the dwang, the through-hole has been seted up vertically in the third connecting block, through-hole and die cavity intercommunication, vertically be provided with the rack with drive wheel meshing in the through-hole, the top of rack is connected with the limiting plate, the end and the printing device of rack are connected.
Through adopting above-mentioned technical scheme, when need carrying out the ascending lift operation of vertical direction to printing device, at first drive the dwang through third positive and negative rotating electrical machines and rotate, the dwang drives the drive wheel and rotates, and the rotation of drive wheel drives the rack and carries out the ascending removal of vertical direction to finally drive printing device by the rack and carry out the ascending removal of vertical direction. The arrangement of the through holes facilitates the movement of the racks in the vertical direction. The arrangement of the limiting plate reduces the probability of the racks being disengaged from the driving wheels.
Optionally, the lateral wall fixedly connected with fourth connecting block of second connecting block is kept away from to the third connecting block, fourth connecting block threaded connection has the third screw rod that sets up in vertical direction, the bottom rotation of third screw rod is connected with the connecting plate, the connecting plate is connected with printing device's lateral wall, be provided with the fan after the bottom of third screw rod passes the connecting plate.
Through adopting above-mentioned technical scheme, when printing device carries out the ascending removal of vertical direction under the drive of rack, printing device drives the connecting plate and upwards moves together, and the third screw rod rotates under the drive of connecting plate, thereby the rotation of third screw rod drives the fan and rotates and make the fan carry out the operation of blowing to the operation panel upper surface to accelerated the speed of condensing of concrete, the setting of third screw rod has played the guide effect to printing device's removal in vertical direction simultaneously, has increased the stability of printing device when moving in vertical direction.
In a second aspect, the application provides a method for using a concrete field 3D printing device, which adopts the following technical scheme:
the application method of the 3D printing equipment on the concrete site comprises the following steps:
s1: drawing a 3D graph by using CAD/CAM and layering software for 3D printing according to the requirement of a concrete member to be printed before using equipment, and compiling a numerical control instruction after layering to determine the running path of a spray head of a printing device according to the condition of a workpiece;
s2: when the position of a spray head of the printing device needs to be adjusted at the transverse position of the plane where the operating platform is located, the output shaft of the first forward and backward rotating motor drives the first screw rod to rotate, and the rotation of the first screw rod drives the fixed block to move along the direction parallel to the length direction of the first screw rod;
s3: when the position of the spray head of the printing device is required to be adjusted at the longitudinal position of the plane of the operation table, the output shaft of the second forward and backward rotating motor drives the second screw rod to rotate, the second screw rod drives the second supporting rod to move along the sliding groove, and the second supporting rod drives the top beam and the printing device to move along the longitudinal position of the plane of the operation table;
s4: when the position of a spray head of the printing device needs to be moved in the vertical direction, the third forward and reverse rotating motor is controlled to rotate, the output shaft of the third forward and reverse rotating motor drives the rotating rod to rotate, the rotating rod drives the driving wheel to rotate, the driving wheel drives the rack to move in the vertical direction, and finally the printing device is driven by the rack to move in the vertical direction;
s5: when the spray head of the printing device moves in the vertical direction, the connecting plate is driven by the printing device to move in the vertical direction. The third screw rod moves along the vertical direction under the drive of the connecting plate and rotates in the moving process, the fan rotates under the drive of the third screw rod, and the rotation of the fan blows the upper surface of the operation table so as to accelerate the solidification of the concrete member.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the 3D printing of the concrete member is required to be carried out on the site in the small place, firstly, the operating platform is moved to the site where the concrete member is required to be printed in the small place through the moving mechanism, then, the printing device is transversely adjusted on the plane of the operating platform through the transverse moving assembly, the printing device is longitudinally adjusted on the plane of the operating platform through the longitudinal moving assembly, and the position of the printing device in the vertical direction is adjusted through the lifting assembly, so that the 3D printing construction of the concrete member on the site in the small place is realized;
2. when the printing device moves vertically under the drive of the rack, the printing device drives the connecting plate to move upwards together, the third screw rod rotates under the drive of the connecting plate, and the rotation of the third screw rod drives the fan to rotate so that the fan blows the upper surface of the operating platform, so that the coagulation speed of concrete is accelerated, the setting of the third screw rod plays a guiding role on the movement of the printing device in the vertical direction, and the stability of the printing device in moving in the vertical direction is improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic diagram of a lateral movement assembly embodying an embodiment of the present application;
FIG. 3 is a schematic view of a second guide slot embodying an embodiment of the present application;
FIG. 4 is a schematic view of the structure of the interior of a cavity embodying the present application;
fig. 5 is a schematic view of a structure of a rotating lever according to an embodiment of the present application.
Reference numerals illustrate: 1. an operation table; 2. a moving mechanism; 21. a bottom plate; 22. a universal wheel; 23. a first support bar; 3. a printing device; 31. a top beam; 32. a second support bar; 4. a lateral movement assembly; 41. a first screw; 42. a fixed block; 43. a first forward/reverse rotation motor; 44. a guide assembly; 441. a first guide groove; 442. a first guide block; 5. a longitudinally moving assembly; 51. a first connection block; 511. a second guide block; 512. a second guide groove; 52. a sliding groove; 53. a second screw; 54. a second forward/reverse rotation motor; 6. a lifting assembly; 61. a second connection block; 62. a third connecting block; 621. a fourth connecting block; 622. a third screw; 623. a connecting plate; 624. a fan; 63. a third forward/reverse rotation motor; 64. a cavity; 65. a rotating lever; 66. a driving wheel; 67. a rack; 68. a through hole; 69. and a limiting plate.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses 3D printing equipment for a concrete site. Referring to fig. 1, a concrete site 3D printing apparatus includes an operation panel 1 disposed on the ground, the operation panel 1 for carrying the 3D printing apparatus. A top beam 31 is arranged above the operation table 1, and two ends of the lower surface of the top beam 31 along the length direction are fixedly connected with a second supporting rod 32 arranged on the operation table 1. A printing device 3 for printing on the concrete member to be formed is provided between the top beam 31 and the operating table 1.
Referring to fig. 1, a lifting assembly 6 for lifting the printing device 3 is connected below the top beam 31, and a lateral movement assembly 4 for moving the printing device 3 in a lateral position of a plane where the operation table 1 is located is arranged on the top beam 31, wherein a lateral direction of the plane where the operation table 1 is located is a direction parallel to a length direction of the top beam 31 on the plane where the operation table 1 is located. The operation table 1 is provided with a longitudinal moving unit 5 for moving the printing device 3 in a longitudinal position of a plane of the operation table 1, and a longitudinal direction of the plane of the operation table 1 is a direction parallel to a width direction of the top beam 31 on the plane of the operation table 1. It should be noted that the printing device 3 is a concrete 3D printing device in the background art, that is, the prior art, and those skilled in the art can know the function and function without disclosing a specific structure in the present application.
When the concrete member needs to be printed on site in a small place, the position of the printing device 3 in the vertical direction is adjusted through the lifting assembly 6; the transverse moving assembly 4 adjusts the transverse position of the printing device 3 on the plane of the operating platform 1; the longitudinal movement assembly 5 adjusts the longitudinal position of the printing device 3 in the plane of the operation table 1. The printing apparatus 3 can be moved in three dimensions within the space enclosed by the elevation assembly 6, the lateral movement assembly 4, and the longitudinal movement assembly 5, so that the position of the printing apparatus 3 can be flexibly moved in space.
Referring to fig. 1, the moving mechanism 2 includes a base plate 21 disposed below the console 1, four first support rods 23 for supporting the console 1 are fixedly connected between the upper surface of the base plate 21 and the lower surface of the console 1, and universal wheels 22 are mounted at four corners of the lower surface of the base plate 21. The provision of the base plate 21 and the universal wheels 22 facilitates movement of the console 1.
Referring to fig. 1 and 2, the lateral movement assembly 4 includes a first screw 41 disposed between two second support bars 32, and both ends of the first screw 41 are rotatably connected to the two second support bars 32, respectively. The first screw 41 is provided with a threaded rod portion in threaded sleeve connection with a fixed block 42, and the upper surface of the fixed block 42 is abutted against the lower surface of the top beam 31. One side wall of one second support rod 32 far away from the fixed block 42 is fixedly connected with a first forward and reverse rotation motor 43, and one end of the first screw 41 is fixedly connected with an output shaft of the forward and reverse rotation motor after penetrating through the second support rod 32. A guide assembly 44 for guiding the movement of the fixed block 42 along the length direction of the first screw 41 is provided between the fixed block 42 and the top beam 31.
Referring to fig. 1 and 2, the guide assembly 44 includes first guide grooves 441 formed on two side walls parallel to the length direction of the top beam 31, and first guide blocks 442 are fixedly connected to two side walls of the fixed block 42 parallel to the length direction of the top beam 31; the first guide block 442 is L-shaped, and an end of the first guide block 442 away from the fixed block 42 is slidably connected to the first guide groove 441.
When the printing device 3 needs to be moved in the transverse position of the plane where the operating platform 1 is located, the output shaft of the first forward and reverse rotation motor 43 drives the first screw 41 to rotate, the rotation of the first screw 41 drives the fixed block 42 to move along the direction parallel to the length direction of the first screw 41, and the guide assembly 44 plays a role in guiding the movement of the fixed block 42 in the moving process of the fixed block 42.
When the fixed block 42 moves along the length direction of the first screw 41, the first guide block 442 moves along the first guide groove 441 under the driving of the fixed block 42, and the first guide block 442 and the first guide groove 441 play a role in guiding the movement of the fixed block 42.
Referring to fig. 1 and 3, two longitudinal moving assemblies 5 are provided, and both longitudinal moving assemblies 5 are provided on the operation table 1 below both ends of the top beam 31, respectively. Each of the longitudinal moving members 5 includes a first connecting block 51 fixedly connected to the upper surface of the console 1, the first connecting block 51 being formed in a long strip shape and the length direction of the first connecting block 51 being parallel to the longitudinal direction of the plane of the console 1. The upper surface of each first connection block 51 is provided with a sliding groove 52 inwardly, the sliding groove 52 is provided in a long bar shape along the length direction of the first connection block 51, and the second support bar 32 is capable of sliding along the length direction of the sliding groove 52.
Referring to fig. 1 and 3, a second screw 53 parallel to the length direction of the first connection block 51 is provided in each of the two sliding grooves 52, and both ends of the second screw 53 are rotatably connected to both ends of the first connection block 51, respectively. The bottom of the second supporting rod 32 is in threaded connection with a threaded rod portion of the second screw rod 53, one end of the first connecting block 51 in the length direction is provided with a second forward and reverse rotation motor 54, and one end of the second screw rod 53 penetrates through the first connecting block 51 and is fixedly connected with an output shaft of the second forward and reverse rotation motor 54. Two opposite inner walls of the sliding groove 52 are respectively provided with a second guide groove 512, the side walls of the second support rods 32, which are close to the inner walls of the second guide grooves 512, are respectively fixedly connected with a second guide block 511, and the second guide blocks 511 can slide along the second guide grooves 512.
When the printing device 3 needs to be moved in the longitudinal position of the plane of the operation table 1, the output shaft of the second forward and backward rotation motor 54 drives the second screw 53 to rotate, the second screw 53 drives the second support rod 32 to move along the sliding groove 52, and the second support rod 32 drives the top beam 31 and the printing device 3 to move along the longitudinal position of the plane of the operation table 1. The second guide block 511 moves along the second guide groove 512 during the movement of the second support bar 32, thereby guiding the movement of the second support bar 32.
Referring to fig. 2 and 4, the lifting assembly 6 includes a second connection block 61 fixedly connected to the lower surface of the fixed block 42, a third connection block 62 is fixedly connected to a side wall of the second connection block 61 far from the first screw 41, and a third forward/reverse rotation motor 63 is fixedly connected to a side wall of the third connection block 62 near to the second support bar 32. Referring to fig. 4 and 5, a cavity 64 is provided in the third connecting block 62, a rotating rod 65 parallel to the length direction of the first screw 41 is rotatably connected to the cavity 64, and one end of the rotating rod 65 passes through the third connecting block 62 and is fixedly connected to the output shaft of the third forward/reverse motor 63.
Referring to fig. 2 and 4, a driving wheel 66 is coupled to the rotation lever 65, and the driving wheel 66 can rotate together with the rotation lever 65. Through holes 68 are vertically formed in the third connecting block 62 in a penetrating mode, the through holes 68 are communicated with the cavity 64, and racks 67 meshed with the driving wheels 66 are vertically arranged in the through holes 68. The top end of the rack 67 is connected with a limiting plate 69, and the tail end of the rack 67 is connected with the printing device 3
Referring to fig. 2, a fourth connection block 621 is fixedly connected to a side wall of the third connection block 62 remote from the second connection block 61, and a third screw 622 is screwed to the fourth connection block 621. The third screw 622 is arranged in the vertical direction, the bottom of the third screw 622 is rotatably connected with a connecting plate 623 connected with the side wall of the printing device 3, the bottom of the third screw 622 penetrates through the connecting plate 623 and then is fixedly connected with a fan 624, and the fan 624 is arranged over against the upper surface of the operating platform 1.
When the position of the printing device 3 in the vertical direction needs to be moved, the output shaft of the third forward and reverse rotation motor 63 drives the rotation rod 65 to rotate, the rotation rod 65 drives the driving wheel 66 to rotate, the driving wheel 66 drives the rack 67 to move in the vertical direction, and the printing device 3 is finally driven by the rack 67 to move in the vertical direction.
When the printing apparatus 3 moves in the vertical direction, the connection plate 623 moves in the vertical direction under the drive of the printing apparatus 3. The third screw 622 is moved in the vertical direction by the driving of the connection plate 623 and rotated while being moved, the fan 624 is rotated by the driving of the third screw 622, and the rotation of the fan 624 blows the upper surface of the operation table 1 to accelerate the solidification of the concrete member. The third screw 622 simultaneously plays a role of guiding the movement of the printing apparatus 3 in the vertical direction.
The implementation principle of the concrete field 3D printing equipment provided by the embodiment of the application is as follows: the position of the printing device 3 in the vertical direction is adjusted by the lifting assembly 6, and at this time, the position of the printing device 3 in the Z-axis direction of the space is adjusted. The lateral movement assembly 4 moves the lateral position of the printing device 3 on the plane of the operation table 1, thereby adjusting the position of the printing device 3 in the X-axis direction of the space. The longitudinal moving unit 5 moves the longitudinal position of the printing apparatus 3 on the plane of the operation table 1, thereby adjusting the position of the printing apparatus 3 in the Y-axis direction of the space. The printing device 3 can move in the X-axis, Y-axis and Z-axis directions in the space surrounded by the lifting assembly 6, the lateral movement assembly 4 and the longitudinal movement assembly 5, so that the position of the printing device 3 can be flexibly adjusted.
The embodiment of the application also discloses a using method of the concrete field 3D printing equipment. The procedure for using the concrete field 3D printing device is as follows:
s1: drawing a 3D graph by using CAD/CAM and layering software for 3D printing according to the requirement of a concrete member to be printed before using equipment, and compiling a numerical control instruction after layering to determine the running path of a spray head of a printing device according to the condition of a workpiece;
s2: when the position of the nozzle of the printing device 3 needs to be adjusted at the transverse position of the plane where the operation table 1 is located, the output shaft of the first forward and backward rotation motor 43 drives the first screw 41 to rotate, and the rotation of the first screw 41 drives the fixed block 42 to move along the direction parallel to the length direction of the first screw 41;
s3: when the position of the spray head of the printing device 3 needs to be adjusted at the longitudinal position of the plane of the operation table 1, the output shaft of the second forward and backward rotation motor 54 drives the second screw rod 53 to rotate, the second screw rod 53 drives the second support rod 32 to move along the sliding groove 52, and the second support rod 32 drives the top beam 31 and the printing device 3 to move along the longitudinal position of the plane of the operation table 1;
s4: when the position of the spray head of the printing device 3 needs to be moved in the vertical direction, the output shaft of the third forward and backward rotating motor 63 drives the rotating rod 65 to rotate, the rotating rod 65 drives the driving wheel 66 to rotate, the driving wheel 66 drives the rack 67 to move in the vertical direction, and the printing device 3 finally moves in the vertical direction under the drive of the rack 67;
s5: when the head position of the printing apparatus 3 moves in the vertical direction, the connection plate 623 moves in the vertical direction under the drive of the printing apparatus 3. The third screw 622 is moved in the vertical direction by the driving of the connection plate 623 and rotated while being moved, the fan 624 is rotated by the driving of the third screw 622, and the rotation of the fan 624 blows the upper surface of the operation table 1 to accelerate the solidification of the concrete member.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (2)
1. A concrete scene 3D printing device, characterized in that: comprising the following steps:
an operation table (1) for carrying a 3D printing device;
a moving mechanism (2) which is provided below the operation table (1) and which can move the operation table (1);
the printing device (3) is arranged above the operation table (1), the printing device (3) is arranged between the operation table (1) and the top beam (31), and the printing device (3) is used for printing a concrete member;
a lateral movement assembly (4) arranged on the top beam (31) and used for moving the printing device (3) along the lateral direction of the plane of the operating table (1);
a longitudinal movement assembly (5) arranged on the operation table (1) and used for moving the printing device (3) along the longitudinal direction of the plane of the operation table (1);
the lifting assembly (6) is arranged on the top beam (31) and is used for driving the printing device (3) to move in a direction approaching or separating from the operating platform (1);
the moving mechanism (2) comprises a bottom plate (21) which is arranged below the operation table (1) and used for supporting the operation table (1), universal wheels (22) are arranged at four corners of the lower surface of the bottom plate (21), and a plurality of first supporting rods (23) are vertically arranged between the bottom plate (21) and the operation table (1);
two second support rods (32) are arranged between the operating platform (1) and the top beam (31), the transverse moving assembly (4) comprises first screw rods (41) which are rotationally connected with the side walls opposite to the two second support rods (32), the first screw rods (41) are sleeved with fixed blocks (42), the lower parts of the fixed blocks (42) are connected with the printing device (3), any end part of each first screw rod (41) is connected with a first positive and negative rotating motor (43) for driving the first screw rods (41) to rotate, and a guide assembly (44) for guiding the fixed blocks (42) to move along the length direction of the first screw rods (41) is arranged between the fixed blocks (42) and the top beam (31);
the guide assembly (44) comprises first guide grooves (441) formed in two side walls of the top beam (31) along the length direction, two L-shaped first guide blocks (442) are connected to the two side walls of the fixed block (42) along the length direction of the first screw rod (41), and one ends of the first guide blocks (442) far away from the fixed block (42) are inserted into the first guide grooves (441) and can slide along the length direction of the first guide grooves (441);
the two longitudinal moving assemblies (5) are arranged, each longitudinal moving assembly (5) comprises a first connecting block (51) which is respectively arranged below the second supporting rod (32) and fixedly connected with the upper surface of the operating platform (1), sliding grooves (52) for the second supporting rod (32) to be inserted are formed in the upper surfaces of the two first connecting blocks (51) inwards along the length direction, the two sliding grooves (52) are respectively connected with a second screw rod (53) which is arranged along the length direction of the sliding grooves (52) in a rotating mode, the bottoms of the two second supporting rods (32) are respectively connected with the second screw rods (53) in a threaded mode, and any end portion of each second screw rod (53) is connected with a second forward and backward rotating motor (54) for driving the second screw rods (53) to rotate;
the lifting assembly (6) comprises a second connecting block (61) fixedly connected with the lower surface of the fixed block (42), a third connecting block (62) is fixedly connected to the side wall of the second connecting block (61) away from the first screw (41), a cavity (64) is formed in the third connecting block (62), a rotating rod (65) which is parallel to the length direction of the first screw (41) is rotationally connected to the cavity (64), one end of the rotating rod (65) penetrates through the third connecting block (62) and is provided with a third forward and reverse rotating motor (63) for driving the rotating rod (65) to rotate, a driving wheel (66) is sleeved on the rotating rod (65), a through hole (68) is vertically formed in the third connecting block (62), the through hole (68) is communicated with the cavity (64), a rack (67) meshed with the driving wheel (66) is vertically arranged in the through hole (68), the top end of the rack (67) is connected with a limiting plate (69), and the tail end of the rack (67) is connected with the printing device (3).
The lateral wall fixedly connected with fourth connecting block (621) of second connecting block (61) is kept away from to third connecting block (62), fourth connecting block (621) threaded connection has third screw rod (622) of setting in vertical direction, the bottom rotation of third screw rod (622) is connected with connecting plate (623), connecting plate (623) are connected with the lateral wall of printing device (3), be provided with fan (624) after connecting plate (623) are passed to the bottom of third screw rod (622).
2. A method of using a concrete site 3D printing device according to claim 1, comprising the steps of:
s1: before using the concrete on-site 3D printing equipment, according to the requirements of the concrete member to be printed, using CAD/CAM and layering software for 3D printing to draw 3D graphics, and compiling numerical control instructions after layering to determine the running path of a spray head of a printing device according to the condition of a workpiece;
s2: when the position of the spray head of the printing device 3 needs to be adjusted in the transverse direction of the plane where the operating platform (1) is located, a first forward and backward rotating motor (43) is started, a first output shaft drives a first screw rod (41) to rotate, and the rotation of the first screw rod (41) drives a fixed block (42) to move along the direction parallel to the length direction of the first screw rod (41);
s3: when the position of the spray head of the printing device (3) needs to be adjusted on the longitudinal position of the plane of the operating platform (1), an output shaft of a second forward and backward rotating motor (54) drives a second screw rod (53) to rotate, the second screw rod (53) drives a second supporting rod (32) to move along a sliding groove (52), and the second supporting rod (32) drives a top beam (31) and the printing device (3) to move along the longitudinal position of the plane of the operating platform (1);
s4: when the position of a spray head of the printing device (3) needs to be moved in the vertical direction, an output shaft of the third forward and reverse rotating motor (63) drives a rotating rod (65) to rotate, the rotating rod (65) drives a driving wheel (66) to rotate, the driving wheel (66) drives a rack (67) to move in the vertical direction, and the printing device (3) finally moves in the vertical direction under the drive of the rack (67);
s5: when the position of the spray head of the printing device 3 moves in the vertical direction, the connecting plate (623) moves in the vertical direction under the drive of the printing device (3), the third screw rod (622) moves in the vertical direction under the drive of the connecting plate (623) and rotates while moving, the fan (624) rotates under the drive of the third screw rod (622), and the rotation of the fan (624) blows the upper surface of the operating platform (1) so as to accelerate the solidification of the concrete member.
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| CN202210169739.XA CN114474300B (en) | 2022-02-23 | 2022-02-23 | Concrete site 3D printing equipment and application method thereof |
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| CN202210169739.XA CN114474300B (en) | 2022-02-23 | 2022-02-23 | Concrete site 3D printing equipment and application method thereof |
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| CN117484636A (en) * | 2023-11-09 | 2024-02-02 | 青岛博瑞科增材制造有限公司 | Intelligent ceramic 3D printing device for industrial manufacturing |
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