CN110576171A - Sand core production is with sand mold casting device - Google Patents
Sand core production is with sand mold casting device Download PDFInfo
- Publication number
- CN110576171A CN110576171A CN201910896654.XA CN201910896654A CN110576171A CN 110576171 A CN110576171 A CN 110576171A CN 201910896654 A CN201910896654 A CN 201910896654A CN 110576171 A CN110576171 A CN 110576171A
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- fixed
- box body
- pipe
- side wall
- plate
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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
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/08—Shaking, vibrating, or turning of 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
- B22D35/00—Equipment for conveying molten metal into beds or moulds
- B22D35/04—Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention relates to a sand mould casting device for sand core production, which relates to the technical field of sand mould casting equipment; the device comprises a box body, support legs, a feeding mechanism, a fixing mechanism, a vibrating mechanism and a door body, wherein the support legs are fixed at four corners of the lower surface of the box body, the feeding mechanism is arranged at the upper side inside the box body, the fixing mechanism is arranged at the lower side of the feeding mechanism, the front end and the rear end of a fixing plate in the fixing mechanism are arranged on a second sliding rail in the vibrating mechanism in a sliding manner through sliding blocks, the second sliding rails at two sides are fixed on inner side walls at the front side and the rear side of the box body, the door body is rotatably connected in an opening in the front side wall of the box body, the right end of the door body is rotatably connected with the right end of the box body through a hinge, the left end of the door body is fixedly connected with the left end of the front side wall of the box body through a cross lock, a membrane shell is clamped on the fixing mechanism, the fixing mechanism is driven to vibrate through, low manufacturing cost and the like.
Description
Technical Field
the invention relates to the technical field of sand mould casting equipment, in particular to a sand mould casting device for sand core production.
Background
the sand core is a material for manufacturing a core in casting production, and comprises casting sand, a sand binder and the like, the sand mold casting needs to put a finished part model into sand, then the periphery of the model is filled with the sand, so that a casting mold is formed, the casting mold is kept for a proper time until metal is solidified, and the casting mold is destroyed after the part is taken out, so that a new casting mold must be manufactured for each casting, the conventional sand mold casting is carried out, molten casting materials are completely dispersed to each part of a membrane shell by gravity after entering the mold, so that the casting materials cannot be completely filled with the membrane shell, meanwhile, a large number of sand holes exist in the casting, the reject ratio is high, and the improvement is needed.
Disclosure of Invention
The invention aims to provide a sand mould casting device for sand core production, which is reasonable in design and convenient to use, aiming at the defects and shortcomings of the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: the refrigerator comprises a refrigerator body, support legs, a feeding mechanism, a fixing mechanism, a vibrating mechanism and a door body, wherein the support legs are fixed at four corners of the lower surface of the refrigerator body, the feeding mechanism is arranged at the upper side inside the refrigerator body, the fixing mechanism is arranged at the lower side of the feeding mechanism, the front end and the rear end of a fixing plate in the fixing mechanism are respectively arranged on a second sliding rail in the vibrating mechanism through sliding blocks in a sliding manner, the second sliding rails at two sides are respectively fixed on the inner side walls at the front side and the rear side of the refrigerator body and are arranged in the same horizontal plane, the door body is screwed in an opening in the front side wall of the refrigerator body, the right end of the door body is screwed with the right end of;
the feeding mechanism comprises a feeding pipe, a supporting plate, a first sliding rail, a cylinder, a fixed pipe, a limiting plate, a guide post, a first lead screw, a second lead screw, a first motor and a second motor, wherein the feeding pipe is inserted on the upper side wall of a box body, the lower end of the feeding pipe penetrates through the upper side wall of the box body and is connected with the fixed pipe through a pipeline, a plurality of connecting pipes are inserted at the lower side of the fixed pipe, the upper ends of the connecting pipes are screwed with the lower side wall of the fixed pipe through threads, the connecting pipes are communicated with the fixed pipe, the upper end of the fixed pipe is fixed on a piston rod of the cylinder, the front end and the rear end of the upper side wall of the cylinder are respectively arranged on the first sliding rail in a sliding mode through sliding blocks, the first sliding rail is respectively fixed on the front side and the rear side of the lower surface of the supporting plate, the left end of the, the left limiting plate is fixed on the inner side wall of the left side of the box body, the right limiting plate is fixed on the inner side wall of the right side of the box body, the right limiting plate is screwed with a first screw rod through a bearing, the upper end of the first screw rod penetrates through the supporting plate and the upper side wall of the box body in sequence and then is fixedly connected with an output shaft of a first motor, the first motor is fixed on the outer side wall of the upper side of the box body, and is connected with an external power supply, a screw nut on the first screw rod is embedded in the support plate, the outer side wall of the screw nut is fixedly connected with the inner side wall of the support plate, a second motor is fixed in a groove on the lower surface of the right side of the support plate, the second motor is connected with an external power supply, a second lead screw is fixed on an output shaft of the second motor, the other end of the second lead screw is screwed with a limiting block through a bearing, the upper end of the limiting block is fixed on the lower surface of the supporting plate, and the lower surface of a nut on the second lead screw is fixedly connected with the upper surface of the air cylinder;
the fixing mechanism also comprises a screw, an internal thread pipe and a clamping plate, wherein the internal thread pipe is inserted into four corners of the fixing plate, the upper end of the internal thread pipe is screwed with the inner side wall of the fixing plate through a bearing, the screw is inserted into the internal thread pipe, the lower end of the screw is hung on the lower side of the fixing plate, the upper end of the screw passes through the internal thread pipe and is exposed on the upper side of the fixing plate, the clamping plate is hung above the left side and the right side of the fixing plate, and the front end and the rear end of one side of the clamping plate far away from the;
The aforesaid vibrations mechanism still contains the spring, left baffle, right baffle, the cam, pivot and No. three motors, the left end of spring is fixed on the left inside wall of box, its right-hand member is fixed on the left side wall of left baffle, the lower extreme of left baffle is fixed on the left end of fixed plate upper surface, be fixed with right baffle on the right-hand member of fixed plate upper surface, the right side wall contact of right baffle is provided with the cam, the central interpolation of cam is established and is fixed with the pivot, the front end of this pivot connects soon through the preceding lateral wall of bearing with the box, its rear end passes the cam in proper order, behind the rear wall of box, output shaft fixed connection with No. three motors, No. three motors are connected with external power source, and it fixes on the rear wall of box.
furthermore, all overlap on the lower extreme of internal thread pipe and be established and be fixed with the rotation wheel, connect through the conveyer belt between four rotation wheels, rotate the wheel and hang and establish the downside at the fixed plate, the below of the rotation wheel of left end front side is hung and is equipped with the carousel, and this carousel cover is established on the lower extreme of the internal thread pipe of left end front side, and fixed connection.
Furthermore, anti-slip strips are fixed on the lower surface of the clamping plate.
furthermore, a refrigerating piece is embedded in the fixing plate and connected with an external power supply.
Furthermore, a discharging pipe is inserted into the lower end of the right side wall of the box body, the left end of the discharging pipe and the inner side wall of the right side of the box body are arranged in the same vertical plane, and the right end of the discharging pipe is hung on the right side of the box body after penetrating through the right side wall of the box body.
furthermore, a guide plate is arranged below the left end of the discharge pipe, the right end of the guide plate is fixed on the inner side wall of the right side of the box body, the left end of the guide plate is inclined upwards and then fixed on the inner side wall of the left side of the box body, and the front end and the rear end of the guide plate are fixedly connected with the inner side walls of the front side and the rear side of the box body respectively.
after adopting the structure, the invention has the following beneficial effects:
1. Clamping the membrane shell on the fixing mechanism, driving the fixing mechanism to vibrate through the vibration mechanism, and increasing the compactness of the casting material in the vibration process so that the membrane shell is completely filled with the casting material, thereby reducing sand holes in a casting part and increasing the qualified rate;
2. A plurality of connecting pipes are inserted in a fixed pipe in the feeding mechanism, when the membrane shell needs to be fed, a proper connecting pipe can be selected, and in the feeding process, the casting material can be extruded by driving the air cylinder to move up and down, so that the feeding of the casting material is accelerated;
3. the cylinder is fixed on a slide rail, drives No. two lead screws through No. two motors and rotates, and No. two lead screws drive the cylinder through the nut on it and remove to can adjust the position of connecting pipe according to the position of the material pipe on the membrane shell.
drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view a-a of fig. 1.
Fig. 3 is a top view of the present invention.
Fig. 4 is a front cross-sectional view of the present invention.
Fig. 5 is an enlarged view of a portion B in fig. 4.
fig. 6 is a schematic structural view of a fixing tube according to the present invention.
Description of reference numerals:
The device comprises a box body 1, support legs 2, a feeding mechanism 3, a feeding pipe 3-1, a support plate 3-2, a first sliding rail 3-3, a cylinder 3-4, a fixed pipe 3-5, a limiting plate 3-6, a guide column 3-7, a first screw rod 3-8, a second screw rod 3-9, a first motor 3-10, a second motor 3-11, a connecting pipe 3-12, a limiting block 3-13, a fixed mechanism 4, a fixed plate 4-1, a screw rod 4-2, an internal threaded pipe 4-3, a clamping plate 4-4, a vibrating mechanism 5, a second sliding rail 5-1, a spring 5-2, a left baffle 5-3, a right baffle 5-4, a cam 5-5, a rotating shaft 5-6, a third motor 5-7, a door body 6, a rotating wheel 7, a rotating disc 8, a spring, Antislip strip 9, refrigeration piece 10, discharging pipe 11, deflector 12.
The specific implementation mode is as follows:
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to fig. 6, the following technical solutions are adopted in the present embodiment: the refrigerator comprises a refrigerator body 1, support legs 2, a feeding mechanism 3, a fixing mechanism 4, a vibrating mechanism 5 and a door body 6, wherein the support legs 2 are fixedly welded at four corners of the lower surface of the refrigerator body 1, the feeding mechanism 3 is arranged at the upper side inside the refrigerator body 1, the feeding mechanism 3 consists of a feeding pipe 3-1, a supporting plate 3-2, a first sliding rail 3-3, a cylinder 3-4, a fixing pipe 3-5, a limiting plate 3-6, a guide column 3-7, a first screw rod 3-8, a second screw rod 3-9, a first motor 3-10 and a second motor 3-11, the feeding pipe 3-1 is inserted on the upper side wall of the refrigerator body 1 and is fixedly welded, the lower end of the feeding pipe penetrates through the upper side wall of the refrigerator body 1 and is connected with the fixing pipe 3-5 through a pipeline, a plurality of connecting pipes 3-12 are inserted at the lower side of, the upper end of a connecting pipe 3-12 is screwed with the lower side wall of a fixed pipe 3-5 through threads, the connecting pipe 3-12 is communicated with the fixed pipe 3-5, the upper end of the fixed pipe 3-5 is welded and fixed on a piston rod of an air cylinder 3-4, the front end and the rear end of the upper side wall of the air cylinder 3-4 are respectively arranged on a first slide rail 3-3 through a slide block in a sliding way, the lower surface of the slide block is fixedly connected with the air cylinder 3-4 through a bolt, the slide block is arranged on the first slide rail 3-3 in a sliding way, the first slide rail 3-3 is respectively welded and fixed on the front side and the rear side of the lower surface of a supporting plate 3-2, the left end of the supporting plate 3-2 is sleeved on a guide column 3-7, the upper end of the guide column 3-7 is welded and fixed on the lower surface of, the left limiting plate 3-6 is welded and fixed on the left inner side wall of the box body 1, the right limiting plate 3-6 is welded and fixed on the right inner side wall of the box body 1, the right limiting plate 3-6 is screwed with a first lead screw 3-8 through a bearing, the bearing is embedded in the right limiting plate 3-6, the outer ring of the bearing is welded and fixed with the inner side wall of the limiting plate 3-6, the inner ring of the bearing is welded and fixed with the lower end of the first lead screw 3-8, the upper end of the first lead screw 3-8 sequentially passes through the supporting plate 3-2 and the upper side wall of the box body 1 and then is welded and fixed with the output shaft of a first motor 3-10, the first motor 3-10 is fixed on the outer side wall of the upper side of the box body 1 through bolts and is connected with an external power supply, the first motor 3-10 is 60 YZ in type, the lead screw, the outer side wall of the screw nut is welded and fixed with the inner side wall of the supporting plate 3-2, a second motor 3-11 is fixed in a groove on the lower surface of the right side of the supporting plate 3-2 through a bolt, the model of the second motor 3-11 is 40KTYZ, the second motor 3-11 is connected with an external power supply, and the output shaft thereof is welded and fixed with a second screw rod 3-9, the other end of the second screw rod 3-9 is screwed with the limiting block 3-13 through a bearing, the bearing is embedded in the limiting blocks 3-13, and the inner ring of the bearing is welded and fixed with the second lead screw 3-9, the outer ring of the screw rod is welded and fixed with the inner side wall of the limiting block 3-14, the upper end of the limiting block 3-13 is welded and fixed on the lower surface of the supporting plate 3-2, and the lower surface of a nut on the second screw rod 3-9 is welded and fixed with the upper surface of the cylinder 3-4;
The lower side of the feeding mechanism 3 is provided with a fixing mechanism 4, the front end and the rear end of a fixing plate 4-1 in the fixing mechanism 4 are respectively arranged on a second sliding rail 5-1 in the vibration mechanism 5 in a sliding way through a sliding block, the fixing mechanism 4 also comprises a screw rod 4-2, an internal thread pipe 4-3 and a clamping plate 4-4, a refrigerating sheet 10 is embedded in the fixing plate 4-1, the refrigerating sheet 10 is connected with an external power supply to accelerate the cooling speed of the casting material, the internal thread pipes 4-3 are inserted in the four corners of the fixing plate 4-1, the upper ends of the internal thread pipes 4-3 are screwed with the inner side wall of the fixing plate 4-1 through bearings, the bearings are respectively embedded in the four corners of the fixing plate 4-1, the outer rings of the bearings are respectively welded and fixed with the inner side wall of the fixing plate 4-1, and the, the lower end of the internal thread tube 4-3 is sleeved with a rotating wheel 7 which is welded and fixed, the four rotating wheels 7 are connected through a conveying belt, the rotating wheel 7 is hung on the lower side of the fixed plate 4-1, a rotary disc 8 is hung below the rotating wheel 7 on the front side of the left end, the rotary disc 8 is sleeved on the lower end of the internal thread tube 4-3 on the front side of the left end and is welded and fixed to drive the internal thread tube 4-3 to rotate, a screw rod 4-2 is inserted into the internal thread tube 4-3 and is screwed through threads, the lower end of the screw rod 4-2 is hung on the lower side of the fixed plate 4-1, the upper end of the screw rod passes through the internal thread tube 4-3 and is exposed on the upper side of the fixed plate 4-1, clamping plates 4-4 are hung above the left side and the right side of the fixed plate 4-1, and the front end and rear end of the clamping plate 4-4 far away from the center 2, anti-slip strips 9 are adhered and fixed on the lower surfaces of the clamping plates 4-4, so that the stability of the membrane shell can be improved;
the vibration mechanism 5 also comprises a spring 5-2, a left baffle 5-3, a right baffle 5-4, a cam 5-5, a rotating shaft 5-6 and a third motor 5-7, wherein the left end of the spring 5-2 is welded and fixed on the inner side wall at the left side of the box body 1, the right end of the spring is welded and fixed on the left side wall of the left baffle 5-3, the lower end of the left baffle 5-3 is welded and fixed on the left end of the upper surface of the fixed plate 4-1, the right end of the upper surface of the fixed plate 4-1 is welded and fixed with the right baffle 5-4, the right side wall of the right baffle 5-4 is provided with the cam 5-5 in a contact manner, the rotating shaft 5-6 is inserted and welded and fixed in the center of the cam 5-5, the front end of the rotating shaft 5-6 is rotatably connected with the front side wall of, the outer ring of the motor is welded and fixed with the inner side wall of the front side of the box body 1, the inner ring of the motor is welded and fixed with the front end of a rotating shaft 5-6, the rear end of the rotating shaft 5-6 sequentially penetrates through a cam 5-5 and the rear side wall of the box body 1 and then is welded and fixed with an output shaft of a third motor 5-7, the model of the third motor 5-7 is 50KTYZ, and the third motor 5-7 is connected with an external power supply and is fixed on the rear side wall of the box body 1 through bolts; the second sliding rails 5-1 on the two sides are respectively welded and fixed on the inner side walls on the front side and the rear side of the box body 1 and are arranged in the same horizontal plane,
A door body 6 is screwed in an opening on the front side wall of the box body 1, the right end of the door body 6 is screwed with the right end of the box body 1 through a hinge, one end of the hinge is fixed on the front side wall of the right end of the box body 1 through a bolt, the other end of the hinge is fixed on the right end of the door body 6 through a bolt, the left end of the door body 6 is fixedly connected with the left end of the front side wall of the box body 1 through a cross lock, the cross lock is embedded in the left end of the door body 6, a lock core of the cross lock is inserted in the left end of the box body 1, a discharging pipe 11 is inserted on the lower end of the right side wall of the box body 1 and is welded and fixed, the left end of the discharging pipe 11 and the inner side wall on the right side of the box body 1 are arranged in the same vertical plane, the right end of the discharging pipe passes through the right side wall of the box body 1 and is suspended on the right side of, the left end of the guide plate is welded and fixed on the inner side wall on the left side of the box body 1 after inclining upwards, and the front end and the rear end of the guide plate 12 are respectively welded and fixed with the inner side walls on the front side and the rear side of the box body 1, so that the casting material can be prevented from being retained in the box body 1 and causing waste;
the working principle of the specific embodiment is as follows: when in use, a proper membrane shell is placed on the fixed plate 4-1, the rotary plate 8 is rotated, the rotary plate 8 drives the internal thread tube 4-3 at the front side of the left end to rotate, the internal thread tube 4-3 at the front side of the left end drives the other three internal thread tubes 4-3 to rotate through the matching of the rotating wheel 7 and the conveyor belt, the internal thread tube 4-3 drives the screw rod 4-2 to move downwards to drive the clamping plate 4-4 to move downwards until the clamping plate 4-4 clamps the membrane shell, then the corresponding connecting tube 3-12 is selected according to the feed inlet of the membrane shell, the rest connecting tubes 3-12 are taken down, then the plug is screwed up, then the height of the fixed tube 3-5 is adjusted according to the height of the membrane shell, the first motor 3-10 is started, the first motor 3-10 drives the first screw rod 3-8 to rotate, the first screw rod 3-8 drives the support plate 3-2 to move up and down through the screw nut on the first screw rod until reaching a required position, if the position of the connecting pipe 3-12 has slight deviation with the feed inlet of the membrane shell, the second motor 3-11 is started, the second motor 3-11 drives the second screw rod 3-9 to rotate, the second screw rod 3-9 drives the air cylinder 3-4 to move through the screw nut on the second screw rod until the connecting pipe 3-12 reaches the position right above the feed inlet of the membrane shell, then the casting material is poured into the feed pipe 3-1, flows into the fixed pipe 3-5 through the pipeline, flows into the connecting pipe 3-12 through the fixed pipe 3-5, finally falls into the feed inlet of the membrane shell from the connecting pipe 3-12, after the membrane shell is filled with the casting material, the feed is stopped, the third motor 5-7 is started, and the third motor 5-7 drives the rotating shaft 5-, the rotating shaft 5-6 drives the cam 5-5 to rotate, when the bulge of the cam 5-5 rotates to the left side, the bulge pushes the right baffle 5-4 to the left side, the right baffle 5-4 drives the fixed plate 4-1 to move to the left side, when the bulge rotates to the right side, the bulge is separated from the right baffle 5-4, the left baffle 5-3 is pushed to move to the right side by the self elasticity of the spring 5-2 until the bulge touches the cam 5-5, the fixed plate 4-1 can be driven to swing left and right in the rotating process of the cam 5-5, so that the membrane shell can be completely filled with casting materials, when a gap is reserved at the position of a feed port of the membrane shell, the third motor 5-7 is closed when the bulge of the cam 5-5 rotates to the right side, the fixed plate 4-1 is restored to the initial position, the casting materials are continuously poured from the feed pipe 3-1, the membrane shell is filled with the casting material, after the membrane shell is filled with the casting material, the refrigerating sheet 10 is started, and the membrane shell is cooled by the refrigerating sheet 10, so that the solidification of the casting material can be accelerated.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. Clamping the membrane shell on the fixing mechanism 4, driving the fixing mechanism 4 to vibrate through the vibration mechanism 5, and increasing the compactness of the casting material in the vibration process so that the membrane shell is completely filled with the casting material, thereby reducing sand holes in a casting part and increasing the qualified rate;
2. A plurality of connecting pipes 3-12 are inserted on a fixed pipe 3-5 in the feeding mechanism 3, when the membrane shell needs to be fed, a proper connecting pipe 3-12 can be selected, and the casting material can be extruded by driving the cylinder 3-4 to move up and down in the feeding process, so that the feeding of the casting material is accelerated;
3. The cylinder 3-4 is fixed on the first sliding rail 3-3, the second motor 3-11 drives the second screw rod 3-9 to rotate, and the second screw rod 3-9 drives the cylinder 3-4 to move through a nut on the second screw rod, so that the position of the connecting pipe 3-12 can be adjusted according to the position of the feeding pipe 3-1 on the membrane shell;
4. The lower end of the right side wall of the box body 1 is inserted with the discharging pipe 11, when pouring materials overflow out of the membrane shell or are poured to the outer side of the membrane shell, the pouring materials can flow into the discharging pipe 11 through the guide plate 12 and then are discharged through the discharging pipe 11, and reuse in a later period is facilitated.
although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a sand core production is with sand mold casting device which characterized in that: it comprises a box body (1), support legs (2), a feeding mechanism (3), a fixing mechanism (4), a vibrating mechanism (5) and a door body (6), the four corners of the lower surface of the box body (1) are all fixed with support legs (2), the upper side in the box body (1) is provided with a feeding mechanism (3), the lower side of the feeding mechanism (3) is provided with a fixing mechanism (4), the front end and the rear end of a fixing plate (4-1) in the fixing mechanism (4) are respectively arranged on a second sliding rail (5-1) in the vibrating mechanism (5) through sliding blocks in a sliding manner, the second sliding rails (5-1) on the two sides are respectively fixed on the inner side walls on the front side and the rear side of the box body (1), and are arranged in the same horizontal plane, a door body (6) is screwed in an opening on the front side wall of the box body (1), the right end of the door body (6) is connected with the right end of the box body (1) through a hinge in a rotating mode, and the left end of the door body is fixedly connected with the left end of the front side wall of the box body (1) through a cross lock;
the feeding mechanism (3) consists of a feeding pipe (3-1), a supporting plate (3-2), a first sliding rail (3-3), a cylinder (3-4), a fixed pipe (3-5), a limiting plate (3-6), a guide column (3-7), a first screw rod (3-8), a second screw rod (3-9), a first motor (3-10) and a second motor (3-11), wherein the feeding pipe (3-1) is inserted on the upper side wall of the box body (1), the lower end of the feeding pipe penetrates through the upper side wall of the box body (1) and is connected with the fixed pipe (3-5) through a pipeline, a plurality of connecting pipes (3-12) are inserted at the lower side of the fixed pipe (3-5), the upper ends of the connecting pipes (3-12) are screwed with the lower side wall of the fixed pipe (3-5) through threads, the connecting pipe (3-12) is communicated with the fixed pipe (3-5), the upper end of the fixed pipe (3-5) is fixed on a piston rod of the cylinder (3-4), the front end and the rear end of the upper side wall of the cylinder (3-4) are respectively arranged on a first sliding rail (3-3) in a sliding way through sliding blocks, the first sliding rail (3-3) is respectively fixed on the front side and the rear side of the lower surface of the supporting plate (3-2), the left end of the supporting plate (3-2) is sleeved on the guide post (3-7), the upper end of the guide post (3-7) is fixed on the lower surface of the upper side wall of the box body (1), the lower end of the guide post is fixed on the limiting plate (3-6) on the left side, the limiting plate (3-6) on the left side of the box body (1), the limiting plate (3-6) on the right side, a first screw rod (3-8) is screwed on the right limiting plate (3-6) through a bearing, the upper end of the first screw rod (3-8) sequentially penetrates through the supporting plate (3-2) and the upper side wall of the box body (1) and then is fixedly connected with an output shaft of a first motor (3-10), the first motor (3-10) is fixed on the outer side wall of the upper side of the box body (1) and is connected with an external power supply, a nut on the first screw rod (3-8) is embedded in the supporting plate (3-2), the outer side wall of the nut is fixedly connected with the inner side wall of the supporting plate (3-2), a second motor (3-11) is fixed in a groove on the lower surface of the right side of the supporting plate (3-2), the second motor (3-11) is connected with the external power supply, and a second screw rod (3-9) is fixed on the output shaft of the, the other end of the second lead screw (3-9) is screwed with a limiting block (3-13) through a bearing, the upper end of the limiting block (3-13) is fixed on the lower surface of the supporting plate (3-2), and the lower surface of a nut on the second lead screw (3-9) is fixedly connected with the upper surface of the cylinder (3-4);
The fixing mechanism (4) also comprises a screw rod (4-2), an internal thread pipe (4-3) and a clamping plate (4-4), the internal thread pipe (4-3) is inserted at four corners of the fixing plate (4-1), the upper end of the internal thread pipe (4-3) is screwed with the inner side wall of the fixing plate (4-1) through a bearing, the screw rod (4-2) is inserted in the internal thread pipe (4-3), the lower end of the screw rod (4-2) is suspended at the lower side of the fixing plate (4-1), the upper end of the fixing plate passes through the internal threaded pipe (4-3) and then is exposed at the upper side of the fixing plate (4-1), clamping plates (4-4) are suspended above the left side and the right side of the fixing plate (4-1), and the front end and the rear end of one side, far away from the center of the fixing plate (4-1), of each clamping plate (4-4) are respectively fixed on the screw rods (4-2) at the front side and the rear side of the same end;
the vibration mechanism (5) further comprises a spring (5-2), a left baffle (5-3), a right baffle (5-4), a cam (5-5), a rotating shaft (5-6) and a third motor (5-7), the left end of the spring (5-2) is fixed on the inner side wall of the left side of the box body (1), the right end of the spring is fixed on the left side wall of the left baffle (5-3), the lower end of the left baffle (5-3) is fixed on the left end of the upper surface of the fixed plate (4-1), the right end of the upper surface of the fixed plate (4-1) is fixed with the right baffle (5-4), the right side wall of the right baffle (5-4) is provided with the cam (5-5) in a contact manner, the rotating shaft (5-6) is fixedly inserted in the center of the cam (5-5), and the front end of the rotating shaft (5-6) is connected with the front side wall of the, the rear end of the motor penetrates through the cam (5-5) and the rear side wall of the box body (1) in sequence and then is fixedly connected with an output shaft of a third motor (5-7), and the third motor (5-7) is connected with an external power supply and is fixed on the rear side wall of the box body (1).
2. The sand mold casting apparatus for sand core production according to claim 1, wherein: the rotary wheel (7) is fixedly sleeved on the lower end of the internal thread pipe (4-3), the four rotary wheels (7) are connected through a conveyor belt, the rotary wheels (7) are arranged on the lower side of the fixed plate (4-1) in a hanging mode, a rotary disc (8) is arranged below the rotary wheel (7) on the front side of the left end in a hanging mode, the rotary disc (8) is sleeved on the lower end of the internal thread pipe (4-3) on the front side of the left end in a hanging mode, the rotary disc is fixedly connected with the lower end of the internal thread pipe (4-3) on the front side of the left end in a hanging mode, and the.
3. The sand mold casting apparatus for sand core production according to claim 1, wherein: and anti-slip strips (9) are fixed on the lower surfaces of the clamping plates (4-4) to improve the anti-slip performance.
4. The sand mold casting apparatus for sand core production according to claim 1, wherein: the fixed plate (4-1) is embedded with a refrigerating sheet (10), and the refrigerating sheet (10) is connected with an external power supply to cool the membrane shell and accelerate the solidification of the casting material.
5. the sand mold casting apparatus for sand core production according to claim 1, wherein: the discharging pipe (11) is inserted into the lower end of the right side wall of the box body (1), the left end of the discharging pipe (11) and the inner side wall of the right side of the box body (1) are arranged in a same vertical plane, the right end of the discharging pipe is suspended on the right side of the box body (1) after penetrating through the right side wall of the box body (1), and pouring materials falling into the box body (1) during feeding flow out of the discharging pipe (11).
6. The sand mold casting apparatus for the production of a sand core according to claim 5, wherein: the discharging pipe is characterized in that a guide plate (12) is arranged below the left end of the discharging pipe (11), the right end of the guide plate (12) is fixed on the inner side wall of the right side of the box body (1), the left end of the guide plate (12) inclines upwards and then is fixed on the inner side wall of the left side of the box body (1), and the front end and the rear end of the guide plate (12) are fixedly connected with the inner side wall of the front side and the rear side of the box body (1) respectively.
7. the sand mold casting apparatus for sand core production according to claim 1, wherein: the working principle is as follows: when in use, a proper membrane shell is placed on a fixed plate (4-1), four internal thread pipes (4-3) are rotated, the internal thread pipes (4-3) drive a screw rod (4-2) to move downwards, the screw rod (4-2) drives a clamping plate (4-4) to move downwards until the clamping plate (4-4) clamps the membrane shell, then corresponding connecting pipes (3-12) are selected according to a feed inlet of the membrane shell, the rest connecting pipes (3-12) are taken down, then plugs are screwed on, the height of the fixed pipe (3-5) is adjusted according to the height of the membrane shell, a motor (3-10) is started, the motor (3-10) drives a screw rod (3-8) to rotate, the screw rod (3-8) drives a supporting plate (3-2) to move up and down through the screw rod on the screw rod, until reaching the required position, if the position of the connecting pipe (3-12) has slight deviation with the feed inlet of the membrane shell, starting a second motor (3-11), driving a second screw rod (3-9) to rotate by the second motor (3-11), driving a cylinder (3-4) to move by the second screw rod (3-9) through an upper screw nut thereof until the connecting pipe (3-12) reaches the position right above the feed inlet of the membrane shell, pouring the casting material into the feed pipe (3-1), flowing into a fixed pipe (3-5) through a pipeline, flowing into the connecting pipe (3-12) through the fixed pipe (3-5), finally dropping into the feed inlet of the membrane shell from the connecting pipe (3-12), stopping feeding after filling, starting a third motor (5-7), driving a rotating shaft (5-6) to rotate by the third motor (5-7), the rotating shaft (5-6) drives the cam (5-5) to rotate, when the bulge of the cam (5-5) rotates to the left side, the bulge pushes the right baffle (5-4) to the left side, the right baffle (5-4) drives the fixed plate (4-1) to move to the left side, when the bulge rotates to the right side, the bulge is separated from the right baffle (5-4), the left baffle (5-3) is pushed to move to the right side by the self elasticity of the spring (5-2) until the bulge touches the cam (5-5), in the rotating process of the cam (5-5), the fixed plate (4-1) is driven to swing left and right, so that the casting material is completely filled in the membrane shell, when a gap is reserved at the position of a feed inlet of the membrane shell, the third motor (5-7) is closed when the bulge position of the cam (5-5) rotates to the right side, the fixing plate (4-1) is restored to the original position, and the casting material is continuously poured from the feeding pipe (3-1) to fill the membrane shell with the casting material.
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| CN201910896654.XA CN110576171A (en) | 2019-09-23 | 2019-09-23 | Sand core production is with sand mold casting device |
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| CN201910896654.XA CN110576171A (en) | 2019-09-23 | 2019-09-23 | Sand core production is with sand mold casting device |
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Application publication date: 20191217 |