CN111922303B - Sand casting automatic production line - Google Patents
Sand casting automatic production line Download PDFInfo
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- CN111922303B CN111922303B CN202010708365.5A CN202010708365A CN111922303B CN 111922303 B CN111922303 B CN 111922303B CN 202010708365 A CN202010708365 A CN 202010708365A CN 111922303 B CN111922303 B CN 111922303B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C25/00—Foundry moulding plants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/02—Compacting by pressing devices only
- B22C15/08—Compacting by pressing devices only involving pneumatic or hydraulic mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C23/00—Tools; Devices not mentioned before for moulding
- B22C23/02—Devices for coating moulds or cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/12—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose for filling flasks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D33/00—Equipment for handling moulds
- B22D33/02—Turning or transposing moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D33/00—Equipment for handling moulds
- B22D33/04—Bringing together or separating moulds
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The application relates to a sand casting automatic production line, which comprises an upper pouring jacket, a lower pouring jacket, a conveying belt, a sand filling mechanism, a tamping mechanism, a hole opening mechanism, a primary heating mechanism, a form removing mechanism, a spraying mechanism, a secondary heating mechanism, a mold closing mechanism and a conveying mechanism. This application has the intensity of labour who reduces the staff, improves production efficiency's effect.
Description
Technical Field
The application relates to the field of sand casting, in particular to an automatic sand casting production line.
Background
Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal.
Structural components on the water pump are relatively more, and many components need to be produced by casting, such as a pump body, an impeller, a pump cover and the like; the sand core casting is generally carried out, the molding material used for the sand core casting is cheap and easy to obtain, the casting mould is simple and convenient to manufacture, and the sand core casting can be suitable for single-piece production, batch production and mass production of castings.
However, the inventor finds that most of the existing sand mold is manufactured manually, so that the labor intensity of workers is increased, and the production efficiency is low.
Disclosure of Invention
In order to reduce staff's intensity of labour, improve production efficiency, this application provides a sand casting automatic production line.
The application provides a sand casting automatic production line adopts following technical scheme:
an automatic production line for sand casting comprises an upper pouring jacket, a lower pouring jacket, a conveying belt for conveying the upper pouring jacket and the lower pouring jacket, a sand filling mechanism arranged on one side of the conveying belt and used for filling casting sand into the pouring jacket, a tamping mechanism arranged on one side of the conveying belt and located on the sand filling mechanism and used for tamping the casting sand in the pouring jacket towards the conveying direction of the conveying belt, a hole opening mechanism arranged on one side of the conveying belt and located on one side of the tamping mechanism and deviated from the sand filling mechanism and used for opening holes in the pouring jacket, a primary heating mechanism arranged on one side of the conveying belt and located on one side of the hole opening mechanism and deviated from the tamping mechanism and used for hardening the casting sand in the pouring jacket, a mold removing mechanism arranged on one side of the conveying belt and located on one side of the primary heating mechanism and used for removing the pouring jacket, a spraying mechanism arranged on one side of the conveying belt and located on one side of the spraying mechanism and deviated from the mold removing mechanism, a mold removing mechanism arranged on one side of the conveying belt and used for removing mechanism, The die assembly mechanism is arranged on one side of the conveying belt and is positioned on one side of the secondary heating mechanism, which is far away from one side of the spraying mechanism, and the conveying mechanism is arranged on one side of the conveying belt and is used for receiving and conveying the formed sand mold.
By adopting the technical scheme, when a sand mould die is required to be manufactured in batch, an upper pouring box and a lower pouring box are sequentially and intermittently placed on a conveying belt, the pouring box is conveyed to a sand filling mechanism by the conveying belt, casting sand is poured into the pouring box by the sand filling mechanism, the pouring box filled with the casting sand is conveyed to a tamping mechanism by the conveying belt, the casting sand in the pouring box is tamped by the tamping mechanism, then the pouring box is conveyed to a hole opening mechanism by the conveying belt, the casting sand at a specified position in the pouring box is opened by the hole opening mechanism, then the pouring box is conveyed to a heating mechanism by the conveying belt to be hardened, the casting sand in the pouring box enters a mould removing mechanism after being hardened, the pouring box is removed by the mould removing mechanism, the sand mould die is stably placed on the conveying belt, the sand mould die is conveyed to a spraying mechanism by the conveying belt, and a coating (a release agent) is sprayed into the sand mould die by the spraying mechanism, then the conveyer belt heats in carrying the secondary heating mechanism to the sand mould, until the sand mould is totally stable after, the conveyer belt carries sand mould locking mechanism department, locking mechanism will go up the pouring jacket and overlap from top to bottom the sand mould that breaks away from in the pouring jacket piece into the forming die can, last with conveying mechanism, the forming die after will forming totally remove the conveyer belt can, the automated production of sand casting has been realized, the manpower has been saved, and during the production, the dust that produces is less, the pollution that the production sand mould caused the environment has been reduced.
Preferably, the sand filling mechanism comprises a sand storage bin which is fixed on the ground and is positioned on one side of the conveying belt and used for storing the casting sand, a conveying pipe which is communicated with the sand storage bin and used for conveying the casting sand, and a sand outlet which is communicated with the conveying pipe and arranged.
Through adopting above-mentioned technical scheme, store up the sand storehouse and be used for storing casting sand, the conveyer pipe will store up the casting sand in the sand storehouse and carry to the sand outlet, and the sand outlet pours casting sand into the cover box into, has reduced the link that the staff contacted casting sand, has not only improved production efficiency, has reduced the raise dust of casting sand in the use moreover, and then the environmental pollution who causes.
Preferably, the tamping mechanism comprises a tamping support fixed on the ground and located on one side of the conveying belt, a tamping cylinder fixed on the tamping support and arranged along the vertical direction, and a tamping plate connected with a piston rod of the tamping cylinder and arranged horizontally, and the tamping cylinder drives the tamping plate to move along the direction away from or close to the sleeve box along the vertical direction.
Through adopting above-mentioned technical scheme, when the pouring jacket that carries casting sand enters into tamping mechanism department, start the ramming cylinder, the ramming cylinder drives the ramming plate and removes to the direction towards the pouring jacket, until the ramming plate downwards press the casting sand in the pouring jacket and tamp the casting sand, then reverse start the ramming cylinder, drive the ramming plate move away from the pouring jacket can, realized tamping the design to the casting sand in the pouring jacket.
Preferably, tapping mechanism slides the trompil cylinder that sets up on the trompil support and add and establish on the trompil support and control the trompil ware and remove along vertical direction including rotating the trompil support that sets up in conveyer belt one side, along vertical direction.
Through adopting above-mentioned technical scheme, when using trompil mechanism to carry out the trompil to the casting sand in the pouring jacket, rotate the trompil support, make the hole digger just to the casting sand in the pouring jacket, then start the trompil cylinder, make the hole digger insert in the casting sand, then reverse start the trompil cylinder, the hole digger carries casting sand and removes the pouring jacket, has realized carrying out the trompil to the casting sand in the pouring jacket.
Preferably, the initial heating mechanism comprises a heating box completely covering the conveying belt, a heating wire arranged above the inside of the heating box and a power part arranged on the heating box and used for providing energy for the heating wire.
Through adopting above-mentioned technical scheme, when the pouring jacket entered into in the primary heating mechanism, power spare heated for the heater strip, and the temperature in the heating cabinet risees, and the pouring jacket is heated in the heating cabinet and is carried out moulding, has guaranteed that the casting sand in the pouring jacket forms the sand mould.
Preferably, the form removing mechanism comprises a form removing support ring which is rotatably arranged on the ground and sleeved with the conveying belt, a first belt which is fixedly arranged in the form removing support ring and arranged in parallel with the conveying belt and used for conveying the pouring jacket, a second belt which is arranged in the form removing support ring and arranged in parallel with the first belt, and a displacement assembly which is arranged on the form removing support ring and used for controlling the second belt to horizontally move towards or away from the first belt, wherein a fixing assembly used for fixing the pouring jacket is arranged on the second belt, and the distance between the first belt and the second belt is greater than the sum of the heights of the two pouring jackets.
Through adopting above-mentioned technical scheme, when the pouring jacket enters into when needing to demolish the pouring jacket in the stripping mechanism, the pouring jacket at first enters into on the second belt, the fixed pouring jacket of fixed subassembly, the displacement subassembly drives the direction removal of second belt to first belt, until pouring jacket and first belt inconsistent position, then rotate stripping support ring, make first belt and conveyer belt be in flush the position, then to the direction removal of keeping away from first belt, the pouring jacket is left to the sand mould under the effect of gravity, until the pouring jacket leaves the sand mould completely, then first belt with the sand mould carry the conveyer belt on can, realized carrying out the function of automatic split to the sand mould in the pouring jacket.
Preferably, the displacement assembly comprises four hydraulic cylinders which are arranged in the form removal support ring and connected with four end corners of the second belt, and the hydraulic cylinders are arranged perpendicular to the first belt and the second belt;
the second belt is provided with two, fixed subassembly sets up two between the second belt, fixed subassembly is including setting up the fixed block between the second belt, wearing to establish the breathing pipe of fixed block up end and the aspirator that sets up with breathing pipe intercommunication.
Through adopting above-mentioned technical scheme, when needs are fixed the pouring jacket with fixed subassembly, start the aspirator, breathing pipe department produces the negative pressure, adsorbs the pouring jacket on the fixed block, has realized the fixed to the pouring jacket, when needs use the displacement subassembly to remove the second belt, starts the cylinder, and the cylinder drives the second belt and removes to the direction that is close to or keeps away from first belt, has realized the removal that stably drives the second belt.
Preferably, the spraying mechanism comprises a spraying support arranged on one side of the conveying belt, a liquid coating box arranged on one side of the spraying support, a spray head communicated with the liquid coating box and arranged on the liquid spraying pipe, and a control cylinder communicated with one end of the liquid spraying pipe, which deviates from the liquid coating box, and arranged on the spraying support and used for driving the spray head to move along the width direction of the conveying belt.
Through adopting above-mentioned technical scheme, when using spraying mechanism to carry out the spraying to the sand mould, start control cylinder, control cylinder drives the shower nozzle and removes along conveyer belt width direction, on the even sand mould that sprays of shower nozzle spun masking liquid, the completion was to the spraying of sand mould.
Preferably, the secondary heating mechanism comprises a hot air box sleeved with the conveyer belt and arranged, and a hot air fan additionally arranged in the hot air box and used for infusing hot air into the steam box.
Through adopting above-mentioned technical scheme, when the sand mould entered into in the secondary heating mechanism, start the air heater, the temperature rise in the hot-air tank plays a stoving effect to the sand mould, not only makes the stable attached to on the sand mould of spraying thing on the sand mould, has improved the stability of sand mould moreover.
Preferably, the mold clamping mechanism comprises a mold clamping support arranged on one side of the conveying belt and a clamping assembly additionally arranged on the mold clamping support and used for clamping two side surfaces of the sand mold, a lifting assembly for controlling the clamping assembly to move along the vertical direction is arranged on the mold clamping support, a rotating assembly for controlling the clamping assembly to rotate is arranged on the lifting assembly and the clamping assembly, and a sliding assembly for controlling the lifting assembly to move along the conveying direction of the conveying belt is arranged on the mold clamping support;
the clamping assembly comprises two clamping plates arranged along the vertical direction and clamping cylinders which are respectively connected with the two clamping plates and are horizontally arranged;
the lifting assembly comprises a lifting plate which is additionally arranged in the die closing support and moves along the vertical direction with the die closing support, two lifting arms which are arranged perpendicular to the lifting plate and are respectively used for connecting the clamping assembly, and a lifting cylinder which is additionally arranged on the die closing support and drives the lifting plate to move along the vertical direction;
the rotating assembly comprises a rotating motor and a rotating plate, the rotating motor is rotatably connected to the lifting arm along the horizontal direction, and the rotating plate is coaxially connected with the rotating motor and used for connecting the clamping assembly;
the sliding assembly comprises a sliding seat horizontally connected to the die closing support in a sliding mode along the conveying direction of the conveying belt, a screw rod horizontally arranged on the die closing support in a rotating mode and penetrating through the sliding seat in a threaded mode, a polished rod horizontally arranged on the die closing support in a fixed mode and penetrating through the sliding seat in a sliding mode, and a sliding motor arranged on the die closing support in an adding mode and coaxially connected with the screw rod.
By adopting the technical scheme, when the sand mould enters the mould closing mechanism for combination, the sliding assembly controls the lifting assembly to move above the sand mould made of the upper jacket box, the sliding motor is started, the sliding motor drives the screw rod to rotate, and further drives the sliding seat to slide along the length direction of the conveyor belt, the lifting assembly is driven to move along the length direction of the conveyor belt through the forward and reverse rotation of the sliding motor, when the lifting assembly is positioned right above the sand mould, the lifting cylinder is started, the lifting plate is driven to move downwards until the clamping assembly is horizontally right opposite to the sand mould, then the sand mould is clamped by the clamping assembly, the clamping cylinder is started, the two clamping plates clamp the sand mould, then the lifting cylinder is started, the sand mould is driven to move upwards, then the rotating assembly is started, the rotating motor is started, and the rotating motor drives the rotating plate to rotate, the rotor plate drives the sand mould and rotates, until the sand mould rotate 180 degrees can, then start the subassembly that slides, make this sand mould be located another sand mould directly over, then start the lifting unit, will be piled up by the sand mould of centre gripping and place on another sand mould can, realized the automatic process of assembling the sand mould.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through setting up automatic production line, realized the automated production to sand mould, reduced staff's intensity of labour, improved production precision.
2. Through setting up locking mechanism, realize the combination of sand mould, improve the accuracy of sand mould combination.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
FIG. 2 is a schematic structural diagram embodying a sand pack mechanism, a tamping mechanism, a hole opening mechanism, and a corner mechanism in the present application.
Fig. 3 is a partial cross-sectional view of a primary heating mechanism embodied in the present application.
Fig. 4 is a schematic illustration of a partial explosion configuration embodying a release mechanism of the present application.
Fig. 5 is a schematic structural view of a spraying mechanism and a secondary heating mechanism embodied in the present application.
Fig. 6 is a schematic structural view showing a mold clamping mechanism and a conveying mechanism according to the present application.
FIG. 7 is a schematic structural view of the clamping assembly, lifting assembly, rotating assembly and glide assembly embodied in the present application.
Description of reference numerals: 1. a conveyor belt; 11. a corner mechanism; 111. a corner platform; 112. a conveying roller; 113. a track; 2. putting a jacket box; 21. a lower sleeve box; 3. a sand filling mechanism; 31. a sand storage bin; 32. a delivery pipe; 33. a sand outlet; 4. a tamping mechanism; 41. tamping the support; 42. tamping a cylinder; 43. compacting the plate; 5. a hole opening mechanism; 51. a perforated support; 52. a hole opener; 53. a cylinder with a hole; 54. a tapping motor; 55. a drive bevel gear; 56. a driven bevel gear; 6. a primary heating mechanism; 61. a heating box; 62. heating wires; 63. a power member; 7. a form removing mechanism; 71. removing the formwork support ring; 72. a first belt; 73. a second belt; 74. a fixing assembly; 741. a fixed block; 742. an air intake duct; 743. an aspirator; 75. a displacement assembly; 751. a displacement cylinder; 76. a drive assembly; 761. a drive motor; 762. a driving gear; 763. a ring gear; 8. a spraying mechanism; 81. spraying a bracket; 82. a liquid coating tank; 83. a liquid spraying pipe; 84. a spray head; 85. controlling the cylinder; 9. a secondary heating mechanism; 91. a hot air tank; 92. a hot air blower; 10. a mold clamping mechanism; 101. a die closing support; 102. a clamping assembly; 1021. a clamping plate; 1022. a clamping cylinder; 103. a lifting assembly; 1031. a lifting plate; 1032. a lifting arm; 1033. a lifting cylinder; 104. a rotating assembly; 1041. rotating the motor; 1042. a rotating plate; 105. a slipping component; 1051. a sliding seat; 1052. a screw; 1053. a polish rod; 1054. a slip motor; 20. a conveying mechanism; 201. a delivery wagon; 202. the roller is rotated.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses sand casting automatic production line. Referring to fig. 1, the production line includes a conveying belt 1, an upper jacket 2 and a lower jacket 21, the upper jacket 2 and the lower jacket 21 form a set of jacket, the conveying belt 1 can simultaneously convey a plurality of sets of jackets, the conveying belt 1 is sequentially provided with a sand filling mechanism 3, a tamping mechanism 4, a hole opening mechanism 5, a primary heating mechanism 6, a form removing mechanism 7, a spraying mechanism 8, a secondary heating mechanism 9 and a mold closing mechanism 10 along the conveying direction, and the tail end of the conveying belt 1 is provided with a conveying mechanism 20.
As shown in fig. 1 and 2, the sand filling mechanism 3 is used for filling casting sand into the jacket, the sand filling mechanism 3 includes a sand storage bin 31, a delivery pipe 32 and a sand outlet 33, the sand storage bin 31 is fixedly placed on the ground and is located on one side of the conveyor belt 1, the delivery pipe 32 is communicated with the sand storage bin 31 and is used for delivering the casting sand in the sand storage bin 31, the sand outlet 33 is communicated with one end of the delivery pipe 32 departing from the sand storage bin 31 and is arranged, and the sand outlet 33 is located in the middle of the conveyor belt 1 and is used for filling the casting sand into the jacket.
The tamping mechanism 4 is used for tamping the casting sand in the jacket, the tamping mechanism 4 is positioned on one side of the sand filling mechanism 3 facing the conveying direction of the conveying belt 1, the tamping mechanism 4 comprises a tamping support 41, a tamping cylinder 42 and a tamping plate 43, the tamping support 41 is fixed on one side of the conveying belt 1, the tamping cylinder 42 is fixed on the tamping support 41 along the vertical direction, the tamping cylinder 42 is positioned right above the middle part of the conveying belt 1, the tamping plate 43 is fixed on a piston rod of the tamping cylinder 42 along the horizontal direction, when the jacket carrying the casting sand passes through the tamping mechanism 4, the tamping cylinder 42 drives the tamping plate 43 to move towards the jacket until the tamping plate 43 compacts the casting sand in the jacket downwards, and then the tamping cylinder 42 is started reversely to enable the tamping plate 43 to leave the jacket.
The tapping mechanism 5 is located on one side of the tamping mechanism 4, which is far away from the sand filling mechanism 3, the tapping mechanism 5 is used for tapping casting sand in a pouring jacket, the tapping mechanism 5 comprises a tapping support 51, a tapping device 52 and a tapping cylinder 53, the tapping support 51 is located on one side of the conveying belt 1, the tapping support 51 is rotatably connected to the ground, a tapping motor 54 is horizontally arranged on the ground, a driving bevel gear 55 is coaxially connected to an output shaft of the tapping motor 54, a driven bevel gear 56 is coaxially sleeved on the tapping support 51, the driving bevel gear 55 is in tooth engagement with the driven bevel gear 56, the tapping device 52 is fixed on the tapping support 51 along the vertical direction, the tapping device 52 is located right above the conveying belt 1, the tapping cylinder 53 is fixed on the tapping support 51 along the vertical direction, the tapping device 52 is fixedly connected with a piston rod of the tapping cylinder 53, when a sand mold needs to be tapped by the tapping mechanism 5, and starting the tapping motor 54, driving the tapping support 51 to rotate by the tapping motor 54, driving the tapping device 52 to be positioned above the sand mold, then starting the tapping cylinder 53 to enable the tapping device 52 to be inserted into the sand mold, then starting the tapping cylinder 53 in a reverse direction to enable the tapping device 52 to leave the sand mold, then starting the tapping cylinder 53 in a reverse direction to enable the tapping device 52 to be moved away from the conveyer belt 1.
The primary heating mechanism 6 is located one side of the tapping mechanism 5 deviating from the tamping mechanism 4, the primary heating mechanism 6 is used for preliminarily stabilizing a sand mold in a jacket, the conveying belt 1 between the primary heating mechanism 6 and the tapping mechanism 5 is provided with a corner mechanism 11, the corner mechanism 11 comprises a corner platform 111 with a walking wheel and a conveying roller 112 arranged on the corner platform 111, a track 113 for the corner platform 111 to walk is arranged on the ground, and through the corner mechanism 11, the corner of the conveying belt 1 is realized, and the length of the conveying belt 1 is reduced.
As shown in fig. 1 and 3, the primary heating mechanism 6 includes a heating box 61, a heating wire 62 and a power part 63, the heating box 61 is sleeved with the conveying belt 1 and arranged, the heating wire 62 is fixed on the upper end surface inside the heating box 61, the power part 63 is fixed on the upper end surface outside the heating box 61 and used for heating the heating wire 62, and the primary heating mechanism 6 is used for preliminarily hardening the casting sand in the sleeve to ensure the stability of the sand mold formed by the casting sand.
As shown in fig. 1 and 4, the mold removing mechanism 7 is located on one side of the primary heating mechanism 6 facing the conveying direction of the conveying belt 1, the mold removing mechanism 7 includes a mold removing support ring 71, a first belt 72, a second belt 73, a displacement assembly 75 and a fixing assembly 74, the mold removing support ring 71 is rotatably connected to the ground and is arranged to cover the conveying belt 1, the mold removing support ring 71 is rotated by a driving assembly 76, the driving assembly 76 includes a driving motor 761, a driving gear 762 and a ring gear 763, the driving motor 761 is horizontally fixed on the ground, the driving gear 762 is provided with two driving gears and is coaxially connected with an output shaft of the driving motor 761, the ring gear 763 is provided with two ring gears, the two driving gears are fixedly sleeved at two ends of the outer peripheral wall of the mold removing support ring 71, the driving gear 762 is engaged with the teeth of the ring gear 763, the first belt 72 is horizontally fixed on the inner wall of the mold removing support ring 71, the second belt 73 is fixed on the inner wall of the mold removing support ring 71 in parallel to the first belt, and the space between the first belt 72 and the second belt 73 is larger than the height of two suites, two second belts 73 are provided, and a gap for accommodating the fixing assembly 74 is provided between the two second belts 73, the fixing assembly 74 comprises a fixing block 741, a suction pipe 742 and a suction machine 743, the fixing block 741 is fixedly arranged between the two second belts 73, and the fixing block 741 and the belts are arranged in parallel, the suction pipe 742 is positioned inside the fixing block 741, and the suction pipe 742 extends to the end face of the fixing block 741 flush with the second belts 73, the suction machine 743 is fixed on the fixing block 741 and is fixedly connected with the suction pipe 742, the displacement assembly 75 is arranged in the mold-disassembling bracket ring 71 and is used for controlling the second belts 73 to move towards or away from the first belts 72, the displacement assembly 75 comprises four displacement cylinders 751, the four displacement cylinders 751 are arranged perpendicular to the second belts 73, and piston rods of the four displacement cylinders 751 are fixed at the end corners of the second belt 73, respectively.
When the jacket enters the stripping mechanism 7 and the jacket needs to be removed, the jacket firstly enters the second belt 73, the fixing assembly 74 fixes the jacket, the air suction machine 743 is started, the air suction pipe 742 generates negative pressure to adsorb and fix the jacket on the fixing block 741, then the displacement assembly 75 drives the second belt 73 to move towards the first belt 72 until the jacket is abutted against the first belt 72, then the stripping support ring 71 is rotated to start the driving assembly 76 to enable the first belt 72 and the conveying belt 1 to be in a flush position, then the driving assembly 75 moves towards a direction far away from the first belt 72, the sand mold leaves the jacket under the action of gravity until the jacket completely leaves the sand mold, then the first belt 72 conveys the sand mold to the conveying belt 1, the function of automatically splitting the sand mold in the jacket is realized, after splitting is finished, the driving assembly 76 is started, the second belt 73 is brought flush with the conveyor belt 1 and the aspirator 743 is turned off to deliver the nest out of the stripper bracket loop 71.
As shown in fig. 1 and 5, the spraying mechanism 8 is located on one side of the mold removing mechanism 7 away from the primary heating mechanism 6, the spraying mechanism 8 includes a spraying support 81, a liquid spraying tank 82, a liquid spraying pipe 83 and a spray head 84, the spraying support 81 is fixed on the ground and located on one side of the conveyor belt 1, the liquid spraying tank 82 is fixed on the ground and used for containing the liquid, the liquid spraying pipe 83 is communicated with the liquid spraying tank 82 and used for conveying the liquid, the spray head 84 is communicated with one end of the liquid spraying pipe 83 away from the liquid spraying tank 82, a control cylinder 85 for driving the spray head 84 to move is arranged on the spraying support 81, the control cylinder 85 is horizontally arranged perpendicular to the length direction of the conveyor belt 1, and the control cylinder 85 drives the spray head 84 to move along the width direction of the conveyor belt 1, so that the liquid sprayed by the spray head 84 is uniformly attached to the sand mold.
The secondary heating mechanism 9 sets up the one side that deviates from the form removal mechanism 7 at the spraying mechanism 8, the secondary heating mechanism 9 includes hot-air box 91 and air heater 92, the conveyer belt 1 is fixed subaerial to hot-air box 91 cover, the top at hot-air box 91 outer wall is fixed to air heater 92, be used for carrying steam in the hot-air box 91, when the sand mould enters into secondary heating mechanism 9, start air heater 92, the temperature in the hot-air box 91 risees, play the effect of a stoving to the sand mould, not only make the stable attached to on the sand mould of spraying thing on the sand mould, and the stability of sand mould has been improved.
As shown in fig. 1 and fig. 6, the clamping mechanism 10 is disposed on a side of the secondary heating mechanism 9 away from the spraying mechanism 8, with reference to fig. 7, the clamping mechanism 10 includes a clamping bracket 101, a clamping assembly 102, a lifting assembly 103, a rotating assembly 104, and a sliding assembly 105, the clamping bracket 101 is fixed on the ground, the clamping bracket 101 is disposed to entirely cover the conveyer belt 1, the sliding assembly 105 is disposed above the clamping bracket 101, the displacement assembly 75 includes a sliding seat 1051, a screw 1052, a polish rod 1053, and a sliding motor 1054, the sliding seat 1051 is slidably connected above the clamping bracket 101 along a length direction of the conveyer belt 1, the screw 1052 is rotatably connected above the clamping bracket 101, and the screw 1052 is horizontally disposed along the length direction of the conveyer belt 1, a thread of the screw 1052 passes through the sliding seat 1051, the polish rod 1053 is fixed on the clamping bracket 101, the polish rod 1053 is disposed in parallel to the screw 1052 and slidably passes through the sliding seat 1051, the sliding motor 1054 is fixed on the mold closing bracket 101 and coaxially and fixedly connected with the screw 1052.
The lifting assembly 103 is arranged on the sliding seat 1051, the lifting assembly 103 comprises a lifting plate 1031, two lifting arms 1032 and two lifting cylinders 1033, the lifting cylinders 1033 are fixed on the sliding seat 1051 along the vertical direction, piston rods of the lifting cylinders 1033 and the lifting plate 1031 are arranged on the lifting arms 1032, the two lifting arms 1032 are respectively fixed on a pair of sides of the sliding seat 1051, and the lifting arms 1032 extend and arrange towards the direction of the conveying belt 1.
The rotating assembly 104 is fixed at one end of the lifting arm 1032 facing away from the lifting plate 1031, the rotating assembly 104 includes a rotating motor 1041 and a rotating plate 1042, the rotating motor 1041 is fixed at one end of the lifting arm 1032 facing away from the lifting plate 1031 along the horizontal direction, the rotating plate 1042 is fixedly connected with an output shaft of the rotating motor 1041, and the rotating plate 1042 is arranged perpendicular to the ground.
The clamping assembly 102 is arranged on the rotating plate 1043, the clamping assembly 102 includes a clamping cylinder 1022 and a clamping plate 1021, the clamping cylinder 1022 is fixed on the rotating plate 1042 perpendicular to the rotating plate 1042, the clamping plate 1021 is fixedly connected with a piston rod of the clamping cylinder 1022, and the clamping plate 1021 is arranged perpendicular to the ground.
When the sand mold enters the mold clamping mechanism 10 for combination, the sliding assembly 105 controls the lifting assembly 103 to move above the sand mold made of the upper jacket 2, the sliding motor 1054 is started, the sliding motor 1054 drives the screw 1052 to rotate, and further drives the sliding seat 1051 to slide along the length direction of the conveyor belt, the lifting assembly 103 is driven to move along the length direction of the conveyor belt through the forward and reverse rotation of the sliding motor 1054, when the lifting assembly 103 is positioned right above the sand mold, the lifting cylinder 1033 is started, the lifting plate 1031 is driven to move downwards until the clamping assembly 102 is horizontally opposite to the sand mold, then the sand mold is clamped by the clamping assembly 102, the clamping cylinder 1022 is started, the two clamping plates 1021 clamp the sand mold, then the lifting cylinder 1021 is started, the sand mold is driven to move upwards, then the rotating assembly 104 is started, and the rotating motor 1041 is started, the rotating motor 1041 drives the rotating plate 1042 to rotate, the rotating plate 1042 drives the sand mold to rotate until the sand mold rotates 180 degrees, then the sliding assembly 105 is started to enable the sand mold to be located right above another sand mold, then the lifting assembly 103 is started, the clamped sand mold is stacked and placed on another sand mold, and the process of automatically assembling the sand mold is achieved.
The conveying mechanism 20 is arranged at the tail end of the conveying belt 1, the conveying mechanism 20 comprises a conveying vehicle 201 with traveling wheels and rotating rollers 202 arranged on the conveying vehicle 201, and a conveying plane formed by the rotating rollers 202 is flush with the conveying plane of the conveying belt 1 and used for conveying the sand mold moulds formed on the conveying belt 1 to a sand mold mould storage position.
The implementation principle of the sand casting automatic production line in the embodiment of the application is as follows: when a sand mold is required to be manufactured in batch, an upper sleeve box 2 and a lower sleeve box 21 are sequentially and intermittently placed on a conveying belt 1, the sleeve box is conveyed to a sand filling mechanism 3 by the conveying belt 1, casting sand is filled into the sleeve box by the sand filling mechanism 3, the sleeve box filled with the casting sand is conveyed to a tamping mechanism 4 by the conveying belt 1, the casting sand in the sleeve box is tamped by the tamping mechanism 4, then the sleeve box is conveyed to a hole opening mechanism 5 by the conveying belt 1, the casting sand at a specified position in the sleeve box is opened by the hole opening mechanism 5, then the sleeve box is conveyed to a primary heating mechanism 6 by the conveying belt 1 to be hardened, the casting sand in the sleeve box enters a mould disassembling mechanism 7 after being hardened, the sleeve box is disassembled by the mould disassembling mechanism 7 to be stably placed on the conveying belt 1, the mold is conveyed to a coating mechanism 8 by the conveying belt 1, and a coating (mold release agent) is sprayed into the sand mold by the coating mechanism 8, and then conveying the sand mold into a secondary heating mechanism 9 by using the conveying belt 1 for heating until the sand mold is completely stabilized, conveying the conveying belt 1 to the position of a mold closing mechanism 10 from the sand mold, superposing and splicing the sand mold separated from the upper pouring jacket 2 and the lower pouring jacket 21 into a forming mold by using the mold closing mechanism 10, and finally moving the completely formed forming mold away from the conveying belt 1 by using the conveying mechanism 20.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a sand casting automatic production line which characterized in that: the sand filling device comprises an upper sleeve box (2), a lower sleeve box (21), a conveying belt (1) used for conveying the upper sleeve box (2) and the lower sleeve box (21), a sand filling mechanism (3) arranged on one side of the conveying belt (1) and used for filling casting sand into the sleeve box, a tamping mechanism (4) arranged on one side of the conveying belt (1) and used for tamping casting sand in the sleeve box towards the conveying direction of the conveying belt (1), a hole opening mechanism (5) arranged on one side, located on one side of the conveying belt (1), of the tamping mechanism (4), of the hole opening mechanism (4) and used for opening holes in casting sand in the sleeve box, a primary heating mechanism (6) arranged on one side of the conveying belt (1) and used for hardening casting sand in the sleeve box and located on one side of the primary heating mechanism (6) and back of the hole opening mechanism (5) and used for removing the sleeve box, a mold removing mechanism (7), The device comprises a spraying mechanism (8) arranged on one side of a conveying belt (1) and positioned on one side of a demoulding mechanism (7) away from a primary heating mechanism (6), a secondary heating mechanism (9) arranged on one side of the conveying belt (1) and positioned on one side of the spraying mechanism (8) away from the demoulding mechanism (7), a mould closing mechanism (10) arranged on one side of the conveying belt (1) and positioned on one side of the secondary heating mechanism (9) away from the spraying mechanism (8), and a conveying mechanism (20) positioned on one side of the conveying belt (1) and used for receiving and conveying a formed sand mould;
the form removing mechanism (7) comprises a form removing support ring (71) which is rotatably arranged on the ground and sleeved with the conveying belt (1), a first belt (72) which is fixedly arranged in the form removing support ring (71) and is arranged in parallel with the conveying belt (1) and used for conveying the jacket box, a second belt (73) which is arranged in the form removing support ring (71) and is arranged in parallel with the first belt (72), and a displacement assembly (75) which is arranged on the form removing support ring (71) and used for controlling the second belt (73) to move towards or away from the first belt (72) horizontally, wherein a fixing assembly (74) used for fixing the jacket box is arranged on the second belt (73), and the distance between the first belt (72) and the second belt (73) is greater than the sum of the heights of the two jacket boxes;
the displacement assembly (75) comprises four displacement cylinders (751) which are arranged in the form removal bracket ring (71) and are connected with four end angles of the second belt (73), and the displacement cylinders (751) are arranged perpendicular to the first belt (72) and the second belt (73);
the number of the second belts (73) is two, the fixing component (74) is arranged between the two second belts (73), and the fixing component (74) comprises a fixing block (741) arranged between the second belts (73), an air suction pipe (742) penetrating through the upper end face of the fixing block (741) and an air suction machine (743) communicated with the air suction pipe (742).
2. An automatic sand casting production line according to claim 1, characterized in that: the sand filling mechanism (3) comprises a sand storage bin (31) which is fixed on the ground and is positioned on one side of the conveying belt (1) and used for storing casting sand, a conveying pipe (32) which is communicated with the sand storage bin (31) and used for conveying the casting sand, and a sand outlet (33) which is communicated with the conveying pipe (32).
3. An automatic sand casting production line according to claim 1, characterized in that: the tamping mechanism (4) comprises a tamping support (41) fixed on the ground and located on one side of the conveying belt (1), a tamping cylinder (42) fixed on the tamping support (41) and arranged along the vertical direction, and a tamping plate (43) connected with a piston rod of the tamping cylinder (42) and horizontally arranged, wherein the tamping cylinder (42) drives the tamping plate (43) to move along the direction of keeping away from or being close to the jacket box along the vertical direction.
4. An automatic sand casting production line according to claim 1, characterized in that: the tapping mechanism (5) comprises a tapping support (51) which is rotatably arranged on one side of the conveying belt (1), a tapping device (52) which is arranged on the tapping support (51) in a sliding mode along the vertical direction, and a tapping cylinder (53) which is additionally arranged on the tapping support (51) and controls the tapping device (52) to move along the vertical direction.
5. An automatic sand casting production line according to claim 1, characterized in that: the primary heating mechanism (6) comprises a heating box (61) which is completely covered with the conveying belt (1), a heating wire (62) which is arranged above the inside of the heating box (61) and a power part (63) which is arranged on the heating box (61) and used for providing energy for the heating wire (62).
6. An automatic sand casting production line according to claim 1, characterized in that: the spraying mechanism (8) comprises a spraying support (81) arranged on one side of the conveying belt (1), a liquid coating box (82) arranged on one side of the spraying support (81), a liquid spraying pipe (83) communicated with the liquid coating box (82), and a spray head (84) communicated with one end of the liquid coating box (82) away from the liquid spraying pipe (83), wherein a control cylinder (85) for driving the spray head (84) to move along the width direction of the conveying belt (1) is arranged on the spraying support (81).
7. An automatic sand casting production line according to claim 1, characterized in that: the secondary heating mechanism (9) comprises a hot air box (91) which is sleeved with the conveyer belt (1) and is arranged, and a hot air fan (92) which is additionally arranged in the hot air box (91) and is used for infusing hot air into the steam box.
8. An automatic sand casting production line according to claim 1, characterized in that: the mold clamping mechanism (10) comprises a mold clamping support (101) arranged on one side of the conveying belt (1) and a clamping assembly (102) additionally arranged on the mold clamping support (101) and used for clamping two side faces of the sand mold, a lifting assembly (103) used for controlling the clamping assembly (102) to move along the vertical direction is arranged on the mold clamping support (101), a rotating assembly (104) used for controlling the clamping assembly (102) to rotate is arranged on the lifting assembly (103) and the clamping assembly (102), and a sliding assembly (105) used for controlling the lifting assembly (103) to move along the conveying direction of the conveying belt (1) is arranged on the mold clamping support (101);
the clamping assembly (102) comprises two clamping plates (1021) arranged along the vertical direction and clamping cylinders (1022) which are respectively connected with the two clamping plates (1021) and are arranged horizontally;
the lifting assembly (103) comprises a lifting plate (1031) which is additionally arranged in the die closing support (101) and moves along the vertical direction with the die closing support (101), two lifting arms (1032) which are perpendicular to the lifting plate (1031) and are respectively used for connecting the clamping assembly (102), and a lifting cylinder (1033) which is additionally arranged on the die closing support (101) and drives the lifting plate (1031) to move along the vertical direction;
the rotating assembly (104) comprises a rotating motor (1041) which is connected to the lifting arm (1032) in a rotating mode along the horizontal direction, and a rotating plate (1042) which is coaxially connected with the rotating motor (1041) and is used for being connected with the clamping assembly (102);
the sliding assembly (105) comprises a sliding seat (1051) horizontally connected to the die closing support (101) in a sliding mode along the conveying direction of the conveying belt (1), a screw rod (1052) horizontally rotating and additionally arranged on the die closing support (101) and penetrating through the sliding seat (1051) in a threaded mode, a polish rod (1053) horizontally fixedly and additionally arranged on the die closing support (101) and penetrating through the sliding seat (1051) in a sliding mode, and a sliding motor (1054) additionally arranged on the die closing support (101) and coaxially connected with the screw rod (1052).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010708365.5A CN111922303B (en) | 2020-07-22 | 2020-07-22 | Sand casting automatic production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010708365.5A CN111922303B (en) | 2020-07-22 | 2020-07-22 | Sand casting automatic production line |
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| CN111922303A CN111922303A (en) | 2020-11-13 |
| CN111922303B true CN111922303B (en) | 2021-08-24 |
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| CN112916848B (en) * | 2021-01-26 | 2022-06-28 | 康硕(山西)智能制造有限公司 | Aluminum alloy lost foam casting system |
| CN115319063B (en) * | 2022-08-29 | 2023-06-20 | 郑州科创电子有限公司 | V6 engine cylinder body heating equipment and heating method |
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| CN101199993A (en) * | 2007-10-03 | 2008-06-18 | 丁宪明 | Processing-free heating radiator production line and high-efficiency energy-saving cupola |
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