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CN119140767B - Sand box for metal casting and casting process - Google Patents

Sand box for metal casting and casting process Download PDF

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Publication number
CN119140767B
CN119140767B CN202411217890.1A CN202411217890A CN119140767B CN 119140767 B CN119140767 B CN 119140767B CN 202411217890 A CN202411217890 A CN 202411217890A CN 119140767 B CN119140767 B CN 119140767B
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CN
China
Prior art keywords
sand box
box body
sand
driving
motor
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Application number
CN202411217890.1A
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Chinese (zh)
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CN119140767A (en
Inventor
黄超
周成林
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Nanyang Hongyuan Electromechanical Technology Co ltd
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Nanyang Hongyuan Electromechanical Technology Co ltd
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Priority to CN202411217890.1A priority Critical patent/CN119140767B/en
Publication of CN119140767A publication Critical patent/CN119140767A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C21/00Flasks; Accessories therefor
    • B22C21/02Sectional flasks, i.e. with divided, articulated, or interchangeable side sections
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C17/00Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate
    • B22C17/08Moulding machines with mechanisms to turn over the pattern plate or the mould around a horizontal axis
    • B22C17/10Turning-over pattern plate and flask only
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C21/00Flasks; Accessories therefor
    • B22C21/08Clamping equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C21/00Flasks; Accessories therefor
    • B22C21/12Accessories

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

本发明公开了一种金属铸造用砂箱及铸造工艺,涉及金属铸造技术领域,包括砂箱支撑柱、连接机构、砂箱压紧机构、升降机构、框体以及砂箱底板,所述砂箱支撑柱设置有两个,两个所述砂箱支撑柱一侧安装有升降机构,所述升降机构一侧安装有旋转电机,所述旋转电机输出端外部套装有支撑块,通过转动调节杆,从而通过调节杆能够带动第二螺纹杆进行转动,进而使第二螺纹杆能够带动第二滑板、第一滑板、第一压板向外移动并与型砂模型分开,同时通过第一电机带动第三螺纹杆进行转动,第三螺纹杆转动的同时能够使第二压板远离第二砂箱本体内部的型砂模型,从而能够在不借助外部工具的情况下进行解箱落沙,无需将砂箱转移至其他车间,大大减短的工艺流程。

The invention discloses a sand box for metal casting and a casting process, which relate to the technical field of metal casting, and include a sand box supporting column, a connecting mechanism, a sand box pressing mechanism, a lifting mechanism, a frame body and a sand box bottom plate, wherein two sand box supporting columns are provided, and a lifting mechanism is installed on one side of the two sand box supporting columns, and a rotating motor is installed on one side of the lifting mechanism, and a supporting block is sleeved on the output end of the rotating motor. By rotating an adjusting rod, the adjusting rod can drive a second threaded rod to rotate, and then the second threaded rod can drive a second slide plate, a first slide plate and a first pressing plate to move outward and separate from a molding sand model, and at the same time, the third threaded rod is driven to rotate by the first motor, and when the third threaded rod rotates, the second pressing plate can be moved away from the molding sand model inside the second sand box body, so that the box can be unpacked and sand can be dropped without the aid of external tools, and the sand box does not need to be transferred to other workshops, thereby greatly shortening the process flow.

Description

Sand box for metal casting and casting process
Technical Field
The invention relates to the technical field of metal casting, in particular to a sand box for metal casting and a casting process.
Background
According to the method, after the liquid metal is cooled and solidified, the part or blank is obtained, and according to the method, the patent with the Chinese patent publication number of CN220426765U is searched, although an upper bracket and a lower bracket are arranged between the brackets, a telescopic rod is arranged between the brackets, a rotating shaft is arranged at the side ends of the upper sand box and the lower sand box, the upper sand box and the lower sand box can be conveniently and rapidly rotated, the position of the sand box is conveniently adjusted, the working efficiency is improved, but the demolding is inconvenient after the casting inside the sand box is formed, the sand box needs to be transferred to a special workshop for removing the box and dropping sand, and then the sand box is recycled, so that the working procedure is complicated, and the production efficiency is reduced;
through retrieving, chinese patent publication No. CN107685138a discloses a casting flask, although this casting flask includes cope flask and drag flask, and the cope flask stretches out the flange towards the drag flask, and the drag flask is equipped with the recess that supplies the flange embedding to alignment more easily when the mould assembling, but this sand box lacks tilting mechanism, thereby makes this sand box can not realize the effect of quick turn-over, especially overturns and fixes time and energy when sand box volume weight is great, has reduced production efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a sand box for metal casting and a casting process, and solves the problems that the existing sand box is inconvenient to unpack and fall sand and the sand box is difficult to turn over when the existing sand box is used in the background art.
The sand box for metal casting and the casting process are realized through the following technical scheme that the sand box for metal casting and the casting process comprise sand box supporting columns, connecting mechanisms, sand box compressing mechanisms, lifting mechanisms, frame bodies and sand box bottom plates, wherein two sand box supporting columns are arranged, one sides of the two sand box supporting columns are provided with the lifting mechanisms, one sides of the lifting mechanisms are provided with rotating motors, supporting blocks are sleeved outside output ends of the rotating motors, one sides of the supporting blocks are fixedly provided with the sand box compressing mechanisms through screws, second sand box bodies are arranged inside the sand box compressing mechanisms, connecting mechanisms are arranged outside two sides of the sand box compressing mechanisms, the sand box compressing mechanisms are connected with the frame bodies through the connecting mechanisms, sand box bottom plates are fixed at the bottoms of the supporting columns through bolts, two ends of each sand box bottom plate are provided with sand box driving mechanisms, the whole sand box supporting column is controlled through an external controller, and charging power supplies for supplying power are arranged inside the sand box supporting columns.
Preferably, the lifting mechanism comprises a lifting motor arranged on one side of the sand box support column through a screw, a first threaded rod is sleeved outside the bottom output end of the lifting motor, the bottom of the first threaded rod is rotationally connected with one side of the bottom of the sand box support column, the outer portion of the first threaded rod is in threaded connection with a lifting block, two ends of the lifting block are in sliding contact with the outer wall of a sliding rod, the bottom of the sliding rod and one end of the top of the sliding rod are respectively welded with one side of the sand box support column, and one side of the lifting block is connected with a rotating motor through the screw.
Through adopting above-mentioned technical scheme, elevator motor drives first threaded rod and rotates, can drive the lifter in the time of the rotation of first threaded rod and carry out the downwardly sliding through the slide bar to make the lifter can drive second sand box body downwardly moving, make second sand box body place on half flat board down, and then fill in molding sand, compact strickle, accomplish down type molding, thereby can make second sand box body place on half flat board down under the condition of not having with the help of external equipment, can make second sand box body reciprocate simultaneously, make second sand box body bottom can reserve out the upset space.
Preferably, the sand box hold-down mechanism includes the first motor of installing in supporting shoe one side through the screw, screw fixed connection is passed through with the frame to first motor both sides, the frame is provided with two, two the inside second clamp plate that is provided with of frame, second clamp plate both ends and second sand box body inner wall sliding contact, and the inside threaded connection with third threaded rod one end of second clamp plate, third threaded rod other end suit is outside in first motor output.
Through adopting above-mentioned technical scheme, through rotating the regulation pole, thereby can drive the second threaded rod through adjusting the pole and rotate, and then make the second threaded rod can drive second slide, first clamp plate inwards move and can realize the effect to the molding sand compaction, drive the third threaded rod through first motor simultaneously and rotate, can make the inside molding sand of second clamp plate extrusion second sand box body when the third threaded rod rotates, and drive the second threaded rod under the effect of second motor and rotate, the second threaded rod can drive the inside molding sand of fourth slide and third slide extrusion second sand box body, thereby play the effect that the inside molding sand of messenger's first sand box body and second sand box body can compress tightly.
Preferably, the surface of one side of the second pressing plate is in sliding contact with the end part of the third sliding plate, the third sliding plate is distributed at two ends of the fourth sliding plate, the inside of the fourth sliding plate is in threaded connection with one end of a second threaded rod, the other end of the second threaded rod is connected with the output end of a second motor, the second motor is arranged outside a frame, specifically, a convex sliding groove is formed in the surface of one side of the third sliding plate, one side of the third sliding plate is in sliding connection with a groove on the surface of one side of the fourth sliding plate, and the groove section of the surface of one side of the fourth sliding plate is of a T-shaped structure.
Through adopting above-mentioned technical scheme, make the second clamp plate inwards remove the time third slide can slide through the fourth slide to make the inside molding sand of second sand box body can be by second clamp plate, fourth slide, third slide extrusion all the time.
Preferably, the connecting mechanism comprises a connecting rod rotationally connected with one side of the frame, the outer part of the connecting rod is fixedly connected with one end of a second steel belt, the other end of the second steel belt is inserted into the winding shaft to be fixed, two ends of the winding shaft are respectively rotationally connected with the bottom of the rotating arm and the bottom of the connecting arm, one end of the top of the connecting arm is connected with a limiting rod through a sand box connecting belt, the limiting rod is in clamping connection with a clamping groove, and the clamping groove is welded on two sides of the outer wall of the first sand box body;
Through adopting above-mentioned technical scheme, carry out the block through the draw-in groove with gag lever post and first sand box body one side, and then pulling the swinging boom from top to bottom, thereby drive the second card through the swinging boom and rotate, thereby the second card drives the ratchet through with the ratchet block and rotates, the ratchet can carry out fixed position through first card after rotating at every turn, through constantly pulling the swinging boom, thereby the ratchet can constantly drive the take-up spool and rotate, and then make the second steel band tighten up, make can zonulae occludens between first sand box body and the second sand box body.
Specifically, the ratchet is equipped with at the cover of reel both ends, the ratchet is connected with first card and one end block of second card bottom respectively, second card top one end is provided with the second spring, second spring top one end inlays the dress in the swinging boom is inside, and second card both sides and swinging boom surface groove sliding fit, first card both sides and linking arm both sides surface groove sliding fit, and first card top one end and first spring coupling, first spring top one end inlays the dress in the linking arm is inside.
Through adopting above-mentioned technical scheme, cross sliding first card and second card, make first card and second card can break away from the block with the ratchet, make the second steel band can become flexible, and then take out the gag lever post from the draw-in groove is inside, and first sand box body and second sand box body can be convenient for separate.
Preferably, the frame body comprises a first sand box body, the first sand box body is connected with a fourth threaded rod through threads, the fourth threaded rod is provided with four, an adjusting rod is sleeved outside one end of the fourth threaded rod, the other end of the fourth threaded rod is respectively connected with a first pressing plate and a second pressing plate in a rotating mode, the first pressing plates are provided with two pressing plates, the surfaces of the first pressing plates are in sliding contact with one end of a first sliding plate, the other end of the first sliding plate is connected with the surface of the first pressing plate in a sliding mode, a groove is formed in the surface of the first pressing plate, and the cross section of the groove is of a T-shaped structure.
Through adopting above-mentioned technical scheme, can drive the second threaded rod through adjusting the pole and rotate, and then make the second threaded rod can drive second slide, first clamp plate inwards move and compress tightly with the molding sand, be favorable to making the inside molding sand extrusion compaction of first sand box body.
Preferably, the top edges of the first sand box body and the second sand box body are respectively provided with a strip-shaped bulge-like structure, and the bottoms of the first sand box body and the second sand box body are respectively provided with a groove matched with the strip-shaped bulge-like structure at the top.
Preferably, the driving motor is embedded in two ends of the sand box bottom plate, a transmission gear is sleeved outside the output end of the driving motor, the transmission gear is connected with a driven gear in a meshed mode, the top of the driven gear is welded with the bottom of a rotating shaft, the rotating shaft is rotationally connected with the end portion of the sand box bottom plate, a driving block is mounted at the bottom of the driven gear through a screw, a motor is arranged inside the driving block, and the motor inside the driving block is used for driving one side of driving wheels to rotate.
Through adopting above-mentioned technical scheme, driving motor drives drive gear and rotates, and driven gear rotates when driving gear rotates, and driven gear can drive the drive block and carry out the direction adjustment, can drive the drive wheel through the inside motor of drive block and rotate to make the drive wheel can drive first sand box body and second sand box body and remove, make first sand box body and second sand box body be convenient for remove to the assigned position and slip casting.
Preferably, the method is as follows:
S1, placing a lower half-type flat plate with a product contour on the ground below a second sand box body, driving a first threaded rod to rotate through a lifting motor of a lifting mechanism, and driving a lifting block to slide downwards through a sliding rod while the first threaded rod rotates, so that the lifting block can drive the second sand box body to move downwards, the second sand box body is placed on the lower half-type flat plate, molding sand is filled in, compacting and strickling are carried out, and lower-type molding is completed;
s2, driving the second sand box body to move upwards through the lifting mechanism, driving the supporting block to rotate through the rotating motor, enabling the supporting block to rotate and simultaneously driving the second sand box body to turn over, placing an upper half-type flat plate with a product contour on the top of the second sand box body, spreading a parting agent, placing the first sand box body on the top of the upper half-type flat plate, and enabling a groove at the bottom of the first sand box body to be embedded with the top of the second sand box body;
S3, through clamping the limiting rod with a clamping groove on one side of the first sand box body, further pulling the rotating arm up and down, driving the second card to rotate through the rotating arm, driving the ratchet wheel to rotate through clamping with the ratchet wheel, enabling the ratchet wheel to fix the position through the first card after each rotation, and continuously pulling the rotating arm, so that the ratchet wheel can continuously drive the rolling shaft to rotate, further tightening the second steel belt, enabling the first sand box body and the second sand box body to be tightly connected, and filling molding sand into the first sand box body to be compact and stricken;
S4, driving the supporting blocks to rotate through the rotating motor, so that the supporting blocks can drive the first sand box body and the second sand box body to turn over simultaneously, after the first sand box body and the second sand box body turn over for one hundred eighty degrees, the first sand box body and the second sand box body are driven to move downwards through the lifting mechanism, the first sand box body can be placed on the ground, the first card and the second card can be separated from the ratchet wheel through sliding, the second steel belt can be loosened, the limiting rod is taken out from the clamping groove, the first sand box body and the second sand box body can be connected separately, the second sand box body is driven to move upwards through the lifting mechanism, the first sand box body and the second sand box body are separated, and the upper half type flat plate and the lower half type flat plate can be taken out;
S5, when the upper half type flat plate and the lower half type flat plate inside the first sand box body and the second sand box body are taken out, the first sand box body and the second sand box body are folded through the lifting mechanism and are connected again through the connecting structure, so that the first sand box body and the second sand box body are driven to lift through the lifting mechanism, the driving motor drives the driving gear to rotate, the driven gear can be driven to rotate while the driving gear rotates, the driven gear can drive the driving block to adjust the direction, the motor inside the driving block can drive the driving wheel to rotate, and therefore the driving wheel can drive the first sand box body and the second sand box body to move, the first sand box body and the second sand box body can move to the designated positions, and grouting holes reserved at the tops of designated grouting points are used for grouting to finish casting.
The invention provides a sand box for metal casting and a casting process. The beneficial effects are as follows:
(1) This sand box for metal casting and casting technology, when first sand box body and second sand box body remove to the assigned position and fall behind ground through rotating the regulation pole, thereby can drive the second threaded rod through the regulation pole and rotate, and then make the second threaded rod can drive the second slide, first clamp plate outwards remove and separate with the molding sand model, drive the third threaded rod through first motor simultaneously and rotate, the second clamp plate can be kept away from the inside molding sand model of second sand box body in the time of the rotation of third threaded rod, and drive the second threaded rod and rotate under the effect of second motor, the second threaded rod can drive fourth slide and third slide and keep away from the inside molding sand model of second sand box body, thereby make the inside molding sand model of first sand box body and second sand box body can deviate from, thereby can be under the condition of not having to transfer to other workshops with the sand box, the technological process of reduction greatly.
(2) This sand box and casting technology for metal casting through carrying out the block with the draw-in groove of gag lever post with first sand box body one side, and then pulling the swinging boom from top to bottom, drive the second card through the swinging boom and rotate, thereby the second card drives the ratchet through with the ratchet block and rotates, the ratchet can carry out fixed position through first card after rotating at every turn, through constantly pulling the swinging boom, thereby the ratchet can constantly drive the receipts spool and rotate, and then make the second steel band tighten up, can zonulae occludens between messenger's first sand box body and the second sand box body, drive the supporting shoe through the rotating electrical machines and rotate, thereby make the supporting shoe can drive first sand box body and second sand box body simultaneously and overturn, thereby can realize conveniently carrying out the upset operation to the sand box under the circumstances of not having the help of external tool, improve production efficiency when saving strength.
(3) This sand box and casting technology for metal casting drives drive gear through driving motor and rotates, can drive driven gear and rotate when drive gear rotates, and driven gear can drive the drive piece and carry out the direction adjustment, can drive the drive wheel through the inside motor of drive piece and rotate, thereby make the drive wheel can drive first sand box body and second sand box body and remove, make first sand box body and second sand box body can remove the assigned position, thereby accomplish the casting in the grout of assigned point, thereby be favorable to being convenient for the sand box to remove, make the sand box can be under the effect of not with the help of lifting device quick travel to assigned grout point, thereby avoid the sand box hoist and mount fixed and dismantlement repeatedly.
Therefore, the problem that the existing sand box is inconvenient to unpack and fall sand when in use and the sand box is turned over is solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the elevating mechanism of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic view of the structure of the connecting mechanism of the present invention;
FIG. 5 is a schematic view of a frame structure of the present invention;
FIG. 6 is a schematic top view of the present invention;
FIG. 7 is a schematic elevational view of the present invention;
fig. 8 is a schematic side view of the present invention.
In the figure, 1, a sand box support column, 2, a connecting mechanism, 201, a limit rod, 202, a clamping groove, 203, a rotating arm, 204, a winding shaft, 205, a connecting arm, 206, a sand box connecting belt, 207, a first spring, 208, a first card, 209, a ratchet, 210, a second card, 211, a second spring, 212, a connecting rod, 213, a second steel belt, 3, a sand box pressing mechanism, 301, a first motor, 302, a frame, 303, a second motor, 304, a second threaded rod, 305, a third sliding plate, 306, a fourth sliding plate, 307, a third threaded rod, 308, a second pressing plate, 4, a sand box driving mechanism, 401, a driving motor, 402, a transmission gear, 403, a driven gear, 404, a rotating shaft, 405, a driving block, 406, a driving wheel, 5, a lifting mechanism, 501, a lifting motor, 502, a first threaded rod, 503, a lifting block, 504, 6, a rotating motor, 7, a supporting block, 8, a frame body, 801, a first body, 802, a fourth threaded rod, an adjusting rod, 804, a first pressing rod, a first pressing plate, 805, a second pressing plate, 805, a sand box, a second supporting arm, a sand box, a bottom plate, 803, a sand box, and a bottom plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
In order to realize quick box-opening and sand-falling of the sand box, as an embodiment of the invention, as shown in fig. 1 to 8, a sand box for metal casting and a casting process are provided, which comprises sand box support columns 1, connecting mechanisms 2, sand box compressing mechanisms 3, lifting mechanisms 5, a frame 8 and sand box bottom plates 11, wherein two sand box support columns 1 are arranged, one side of each sand box support column 1 is provided with the lifting mechanism 5, one side of each lifting mechanism 5 is provided with a rotating motor 6, the outer part of the output end of each rotating motor 6 is sleeved with a supporting block 7, one side of each supporting block 7 is fixedly provided with the sand box compressing mechanism 3 through screws, the inner part of each sand box compressing mechanism 3 is provided with a second sand box body 9, the outer parts of two sides of each sand box compressing mechanism 3 are provided with the connecting mechanisms 2, each sand box compressing mechanism 3 is connected with the frame 8 through the connecting mechanisms 2, the bottom of each sand box support column 1 is fixedly provided with the sand box bottom plates 11 through bolts, the two ends of the sand box bottom plate 11 are connected with two sides of the sand box supporting column 1 through the sand box supporting arm 10, the two ends of the sand box bottom plate 11 are provided with sand box driving mechanisms 4, the sand box compacting mechanism 3 comprises a first motor 301 which is arranged on one side of the supporting block 7 through screws, two sides of the first motor 301 are fixedly connected with a frame 302 through screws, two frames 302 are provided with two second pressing plates 308, two ends of the second pressing plates 308 are in sliding contact with the inner wall of the second sand box body 9, the inside of the second pressing plates 308 is in threaded connection with one end of a third threaded rod 307, the other end of the third threaded rod 307 is sleeved outside the output end of the first motor 301, one side surface of the second pressing plates 308 is in sliding contact with the end of a third sliding plate 305, the third sliding plate 305 is distributed at two ends of a fourth sliding plate 306, specifically, a convex sliding groove is arranged on one side surface of the third sliding plate 305, one side of the third sliding plate 305 is slidably connected with a groove on one side surface of the fourth sliding plate 306, the groove section on one side surface of the fourth sliding plate 306 is of a T-shaped structure, the frame 8 comprises a first sand box body 801, the first sand box body 801 is in threaded connection with a fourth threaded rod 802, four fourth threaded rods 802 are arranged, one end of each fourth threaded rod 802 is externally sleeved with an adjusting rod 803, the other end of each fourth threaded rod 802 is respectively in rotary connection with a first pressing plate 804 and a second pressing plate 308, two first pressing plates 804 are arranged, the surfaces of the first pressing plates 804 are in sliding contact with one end of the first sliding plates 805, the other ends of the first sliding plates 805 are slidably connected with the surfaces of the first pressing plates 804, the surfaces of the first pressing plates 804 are provided with grooves, and the grooves of the T-shaped structures.
When the sand box is used, after the first sand box body 801 and the second sand box body 9 move to the designated position and fall on the ground, the adjusting rod 803 is rotated, so that the second threaded rod 304 can be driven to rotate through the adjusting rod 803, the second sliding plate 806, the first sliding plate 805 and the first pressing plate 804 can be driven to move outwards and separate from a sand model, meanwhile, the third threaded rod 307 is driven to rotate through the first motor 301, the second pressing plate 308 can be driven to move away from the sand model inside the second sand box body 9 while the third threaded rod 307 rotates, the second threaded rod 304 is driven to rotate under the action of the second motor 303, the second threaded rod 304 can drive the fourth sliding plate 306 and the third sliding plate 305 to move away from the sand model inside the second sand box body 9, so that the sand models inside the first sand box body 801 and the second sand box body 9 can be separated, and the sand can be removed without transferring the sand box to other workshops.
Example 2:
In order to enable the sand boxes to achieve the overturning angle during the ascending of the first sand box body 801 and the second sand box body 9, as shown in fig. 1 to 2, the invention further comprises, by way of example, that the lifting mechanism 5 comprises a lifting motor 501 mounted on one side of the sand box support column 1 through screws, a first threaded rod 502 is sleeved outside the bottom output end of the lifting motor 501, the bottom of the first threaded rod 502 is rotatably connected with one side of the bottom of the sand box support column 1, the outer part of the first threaded rod 502 is in threaded connection with a lifting block 503, the inner parts of two ends of the lifting block 503 are in sliding contact with the outer wall of a sliding rod 504, one ends of the bottom and the top of the sliding rod 504 are respectively welded with one side of the sand box support column 1, and one side of the lifting block 503 is connected with a rotating motor 6 through screws.
When the sand box is used, the lifting motor 501 drives the first threaded rod 502 to rotate, the lifting block 503 can be driven to slide downwards through the sliding rod 504 while the first threaded rod 502 rotates, so that the lifting block 503 can drive the second sand box body 9 to move downwards, the second sand box body 9 is placed on the lower half-type flat plate, molding sand is filled in, compaction and strickle are carried out, lower-type molding is completed, the second sand box body 9 can be placed on the lower half-type flat plate without external equipment, meanwhile, the second sand box body 9 can be moved up and down, and a turnover space can be reserved at the bottom of the second sand box body 9, so that turnover is realized.
Example 3:
In order to achieve quick and tight connection between the first flask body 801 and the second flask body 9, as shown in fig. 1 to 4, by way of example, the connection mechanism 2 includes a connection rod 212 rotatably connected to one side of the frame 302, an outer portion of the connection rod 212 is fixedly connected to one end of a second steel belt 213, the other end of the second steel belt 213 is inserted into the winding shaft 204 and is fixed, two ends of the winding shaft 204 are respectively rotatably connected to the rotating arm 203 and the bottom of the connecting arm 205, one end of the top of the connecting arm 205 is connected to a limit rod 201 through a flask connecting belt 206, the limit rod 201 is in snap connection with a clamping groove 202, and the clamping groove 202 is welded to two sides of the outer wall of the first flask body 8;
During the use, through carrying out the block with the draw-in groove 202 of gag lever post 201 and first sand box body 801 one side, and then pulling swinging boom 203 from top to bottom, drive second card 210 through swinging boom 203 and rotate, thereby second card 210 drives ratchet 209 through with ratchet 209 block and rotates, ratchet 209 can carry out fixed position through first card 208 after rotating at every turn, through constantly pulling swinging boom 203, thereby ratchet 209 can constantly drive take-up spool 204 and rotate, and then make second steel band 213 tighten up, thereby realize can quick zonulae occludens between first sand box body 801 and the second sand box body 9.
Example 4:
For the purpose that the first sand box body 801 and the second sand box body 9 can be convenient to separate and take out the upper half type flat plate and the lower half type flat plate, as shown in fig. 1 to 4, the ratchet 209 is sleeved at two ends of the winding shaft 204, the ratchet 209 is respectively in clamping connection with one end of the bottoms of the first card 208 and the second card 210, one end of the top of the second card 210 is provided with a second spring 211, one end of the top of the second spring 211 is embedded in the rotating arm 203, two sides of the second card 210 are in sliding fit with grooves on the surface of the rotating arm 203, two sides of the first card 208 are in sliding fit with grooves on two sides of the connecting arm 205, one end of the top of the first card 208 is connected with the first spring 207, and one end of the top of the first spring 207 is embedded in the connecting arm 205.
When the mold is used, the first card 208 and the second card 210 are slid, so that the first card 208 and the second card 210 can be disengaged from the ratchet 209, the second steel belt 213 can be loosened, the limit rod 201 is taken out from the inside of the clamping groove 202, the first sand box body 801 and the second sand box body 9 can be separated conveniently, and the upper half type flat plate and the lower half type flat plate which are used for casting cavity molding between the first sand box body 801 and the second sand box body 9 can be taken out.
Example 5:
In order to realize that the first sand box body 801 and the second sand box body 9 can move to the designated positions for grouting, as shown in fig. 2 to 3, for example, a driving motor 401 is embedded in two ends of the sand box bottom plate 11, a transmission gear 402 is sleeved outside the output end of the driving motor 401, the transmission gear 402 is meshed with a driven gear 403, the top of the driven gear 403 is welded with the bottom of a rotating shaft 404, the rotating shaft 404 is rotationally connected with the end of the sand box bottom plate 11, a driving block 405 is installed at the bottom of the driven gear 403 through a screw, a motor is arranged in the driving block 405, and the motor in the driving block 405 is used for driving a driving wheel 406 on one side to rotate.
When the grouting machine is used, the driving motor 401 is controlled by the external controller to drive the transmission gear 402 to rotate, the driven gear 403 can be driven to rotate while the transmission gear 402 rotates, the driven gear 403 can drive the driving block 405 to conduct direction adjustment, and the driving wheel 406 can be driven to rotate through the motor inside the driving block 405, so that the driving wheel 406 can drive the first sand box body 801 and the second sand box body 9 to move, and the first sand box body 801 and the second sand box body 9 can be conveniently moved to the appointed position to conduct grouting.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The sand box for metal casting is characterized by comprising sand box support columns (1), connecting mechanisms (2), sand box compressing mechanisms (3), lifting mechanisms (5), a frame body (8) and sand box bottom plates (11), wherein the two sand box support columns (1) are arranged, the lifting mechanisms (5) are installed on one sides of the sand box support columns (1), rotating motors (6) are installed on one sides of the lifting mechanisms (5), supporting blocks (7) are sleeved outside output ends of the rotating motors (6), sand box compressing mechanisms (3) are fixedly arranged on one sides of the supporting blocks through screws, second sand box bodies (9) are arranged inside the sand box compressing mechanisms (3), the connecting mechanisms (2) are installed outside two sides of the sand box compressing mechanisms (3), the sand box bottom plates (11) are fixedly arranged on the bottoms of the sand box support columns (1) through bolts, two ends of the sand box bottom plates (11) are connected with two sides of the support columns (1) through sand box bottom plates (10), and two sand box driving mechanisms (4) are installed on the two sides of the sand box bottom plates (11);
The sand box compressing mechanism (3) comprises a first motor (301) which is arranged on one side of a supporting block (7) through screws, two sides of the first motor (301) are fixedly connected with a frame (302) through screws, two frames (302) are provided with second pressing plates (308) inside, two ends of each second pressing plate (308) are in sliding contact with the inner wall of a second sand box body (9), the inside of each second pressing plate (308) is in threaded connection with one end of a third threaded rod (307), and the other end of each third threaded rod (307) is sleeved outside the output end of the corresponding first motor (301);
The surface of one side of the second pressing plate (308) is in sliding contact with the end part of a third sliding plate (305), the third sliding plate (305) is distributed at two ends of a fourth sliding plate (306), the inside of the fourth sliding plate (306) is in threaded connection with one end of a second threaded rod (304), the other end of the second threaded rod (304) is connected with the output end of a second motor (303), and the second motor (303) is arranged outside a frame (302);
a convex sliding groove is formed in the surface of one side of the third sliding plate (305), one side of the third sliding plate (305) is in sliding connection with a groove on the surface of one side of the fourth sliding plate (306), and the cross section of the groove on the surface of one side of the fourth sliding plate (306) is of a T-shaped structure;
The connecting mechanism (2) comprises a connecting rod (212) rotationally connected with one side of a frame (302), the outer part of the connecting rod (212) is fixedly connected with one end of a second steel belt (213), the other end of the second steel belt (213) is inserted into the winding shaft (204) to be fixed, two ends of the winding shaft (204) are respectively rotationally connected with the bottoms of a rotating arm (203) and a connecting arm (205), one end of the top of the connecting arm (205) is connected with a limiting rod (201) through a sand box connecting belt (206), the limiting rod (201) is connected with a clamping groove (202) in a clamping mode, and the clamping groove (202) is welded on two sides of the outer wall of the first sand box body (801);
The winding shaft is characterized in that ratchet wheels (209) are sleeved at two ends of the winding shaft (204), the ratchet wheels (209) are respectively connected with one end of the bottoms of a first card (208) and a second card (210), a second spring (211) is arranged at one end of the top of the second card (210), one end of the top of the second spring (211) is embedded inside the rotating arm (203), two sides of the second card (210) are in sliding fit with grooves on the surface of the rotating arm (203), two sides of the first card (208) are in sliding fit with grooves on the two sides of the connecting arm (205), one end of the top of the first card (208) is connected with the first spring (207), and one end of the top of the first spring (207) is embedded inside the connecting arm (205).
2. The sand box for metal casting according to claim 1, wherein the lifting mechanism (5) comprises a lifting motor (501) arranged on one side of a sand box support column (1) through screws, a first threaded rod (502) is sleeved outside the bottom output end of the lifting motor (501), the bottom of the first threaded rod (502) is rotationally connected with one side of the bottom of the sand box support column (1), the outer part of the first threaded rod (502) is in threaded connection with a lifting block (503), the inner parts of two ends of the lifting block (503) are in sliding contact with the outer wall of a sliding rod (504), the bottom and one end of the top of the sliding rod (504) are respectively welded with one side of the sand box support column (1), and one side of the lifting block (503) is connected with a rotating motor (6) through screws.
3. The sand box for metal casting according to claim 1, wherein the frame body (8) comprises a first sand box body (801), the first sand box body (801) is in threaded connection with a fourth threaded rod (802), the fourth threaded rod (802) is provided with four, one end of the fourth threaded rod (802) is sleeved with an adjusting rod (803), the other end of the fourth threaded rod (802) is respectively in rotary connection with a first pressing plate (804) and a second pressing plate (308), the first pressing plate (804) is provided with two, the surfaces of the two first pressing plates (804) are in sliding contact with one end of a first sliding plate (805), the other end of the first sliding plate (805) is in sliding connection with the surface of the first pressing plate (804), a groove is formed in the surface of the first pressing plate (804), and the cross section of the groove is of a T-shaped structure.
4. The sand box for metal casting according to claim 1, wherein the top edges of the first sand box body (801) and the second sand box body (9) are respectively provided with a strip-shaped convex structure, and the bottoms of the first sand box body (801) and the second sand box body (9) are respectively provided with a groove matched with the strip-shaped convex structure at the top.
5. The sand box for metal casting according to claim 1, wherein a driving motor (401) is embedded in two ends of the sand box bottom plate (11), a transmission gear (402) is sleeved outside an output end of the driving motor (401), the transmission gear (402) is meshed with a driven gear (403), the top of the driven gear (403) is welded with the bottom of a rotating shaft (404), the rotating shaft (404) is rotatably connected with the end of the sand box bottom plate (11), a driving block (405) is mounted at the bottom of the driven gear (403) through a screw, a motor is arranged inside the driving block (405), and the motor inside the driving block (405) is used for driving a driving wheel (406) on one side to rotate.
6. A metal casting process using the sand box for metal casting according to any one of claims 1 to 5, characterized by comprising the following process steps:
S1, placing a lower half-type flat plate with a product contour on the ground below a second sand box body (9), driving a first threaded rod (502) to rotate through a lifting motor (501) of a lifting mechanism (5), and driving a lifting block (503) to slide downwards through a sliding rod (504) while the first threaded rod (502) rotates, so that the lifting block (503) can drive the second sand box body (9) to move downwards, the second sand box body (9) is placed on the lower half-type flat plate, molding sand is filled in, compacting and strickling are carried out, and lower molding is completed;
S2, driving the second sand box body (9) to move upwards through the lifting mechanism (5), driving the supporting block (7) to rotate through the rotating motor (6), enabling the supporting block (7) to rotate and simultaneously driving the second sand box body (9) to turn over, placing an upper half-type flat plate with a product contour on the top of the second sand box body (9), scattering a parting agent, placing the first sand box body (801) on the top of the upper half-type flat plate, and enabling a groove at the bottom of the first sand box body (801) to be embedded with the top of the second sand box body (9);
S3, clamping a limit rod (201) with a clamping groove (202) on one side of a first sand box body (801), further pulling a rotating arm (203) up and down, driving a second card (210) to rotate through the rotating arm (203), driving a ratchet wheel (209) to rotate through clamping with the ratchet wheel (209), enabling the ratchet wheel (209) to fix the position through the first card (208) after each rotation, continuously pulling the rotating arm (203), enabling the ratchet wheel (209) to continuously drive a rolling shaft (204) to rotate, further enabling a second steel belt (213) to tighten, enabling the first sand box body (801) and the second sand box body (9) to be tightly connected, and filling molding sand into the first sand box body (801) to be compact and stricken;
S4: the supporting block (7) is driven to rotate through the rotating motor (6), so that the supporting block (7) can simultaneously drive the first sand box body (801) and the second sand box body (9) to overturn, after the first sand box body (801) and the second sand box body (9) are overturned for one hundred eighty degrees, the first sand box body (801) and the second sand box body (9) are driven to move downwards through the lifting mechanism (5), the first sand box body (801) can be placed on the ground, the first card (208) and the second card (210) are slid, the first clamping piece (208) and the second clamping piece (210) can be disengaged from the ratchet wheel (209), the second steel belt (213) can be loosened, the limiting rod (201) is taken out from the clamping groove (202), the first sand box body (801) and the second sand box body (9) can be separated and connected, the second sand box body (9) is driven to move upwards through the lifting mechanism (5), the first sand box body (801) and the second sand box body (9) are separated, and the upper half flat plate and the lower half flat plate can be taken out;
S5, when the upper half type flat plate and the lower half type flat plate inside the first sand box body (801) and the second sand box body (9) are taken out, the first sand box body (801) and the second sand box body (9) are folded through the lifting mechanism (5) and are connected again through the connecting structure, so that the first sand box body (801) and the second sand box body (9) are driven to lift through the lifting mechanism (5), the driving motor (401) drives the transmission gear (402) to rotate, the driven gear (403) can be driven to rotate while the transmission gear (402) rotates, the driven gear (403) can drive the driving block (405) to adjust the direction, and the driving wheel (406) can be driven to rotate through the motor inside the driving block (405), so that the driving wheel (406) can drive the first sand box body (801) and the second sand box body (9) to move to the designated position, and grouting at the designated grouting point is performed to complete casting.
CN202411217890.1A 2024-09-02 2024-09-02 Sand box for metal casting and casting process Active CN119140767B (en)

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CN106734953A (en) * 2016-12-05 2017-05-31 成都叮当自动化设备有限公司 A kind of cryogenic engine shell cast equipment
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