CN111957933A

CN111957933A - Processing device and processing method for film-coated sand casting sand box

Info

Publication number: CN111957933A
Application number: CN202010843890.8A
Authority: CN
Inventors: 许丽; 葛佳乐; 谷珍妮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2020-11-20

Abstract

The invention relates to the field of sand casting, in particular to a film-coated sand casting sand box processing device and a film-coated sand casting sand box processing method. The automatic sand base cleaning device can automatically clean the sand base in the sand box, and is suitable for popularization.

Description

Processing device and processing method for film-coated sand casting sand box

Technical Field

The invention relates to the field of sand casting, in particular to a processing device and a processing method for a film-coated sand casting sand box.

Background

The precoated sand mold casting is a resin precoated system which adopts high-quality selected natural sand as a sand base and has special properties and an optimal process technology, and the perfect combination of the normal temperature property, the high temperature property, the collapsibility, the fluidity, the casting surface roughness and the like is strived according to the technical requirements of different users, so that the precoated sand mold casting is widely applied to the industries of automobile engines, diesel engines, hydraulic parts and the like.

When tectorial membrane sand casting, all need use the sand box, place the casting mould in the sand box, put into proper amount natural sand compaction again, can accomplish sand casting in pouring into the mould with metal solution, take out the foundry goods after the foundry goods cooling, at this moment can need to remove the clearance with the sand base in the sand box, so that the reuse of sand box, and conventional operation mode adopts artifical manual mode to invert the sand box, strike and clean through artifical manual, clear away the sand base in the sand box, this kind of mode is wasted time and energy, and great labor intensity, the cost of labor is high, the efficiency of sand casting has been reduced.

Disclosure of Invention

In order to solve the problems, the invention provides the processing device for the film-coated sand casting sand box, which can automatically clean the sand base in the sand box, has high speed and high efficiency, improves the sand casting efficiency, and reduces the labor intensity and the labor cost.

In order to achieve the purpose, the invention adopts the following technical scheme that the device comprises a base, wherein the base is of an H-shaped structure, first sliding grooves are symmetrically formed in the top of the base, moving blocks are symmetrically arranged on the top of the base and are all slidably connected in the first sliding grooves, first hydraulic cylinders are fixedly arranged on the tops of the moving blocks, and lifting plates are fixedly arranged at output ends of the first hydraulic cylinders;

the lifting plate is inserted with two hydraulic cylinders, the two hydraulic cylinders are rotatably connected to the lifting plate, the output ends of the two hydraulic cylinders are fixedly provided with a connecting frame with an L-shaped structure, one side of the connecting frame away from the two hydraulic cylinders is hinged with a connecting rod, one end of the connecting rod away from the connecting frame is hinged with a clamping plate with a concave structure, the connecting frame and the lower part of the connecting rod are fixedly provided with three hydraulic cylinders, the output ends of the three hydraulic cylinders are hinged at the bottom of the connecting rod, the connecting rod is symmetrically and fixedly provided with a fixed plate, one side of the fixed plate is fixedly provided with four hydraulic cylinders, one ends of the four hydraulic cylinders away from the fixed plate are hinged on the clamping plate, and springs are symmetrically and fixedly provided between the fixed plate and the clamping plate, the first springs are sleeved on the outer side of the fourth hydraulic cylinder;

no. two pneumatic cylinders keep away from the one end of link all runs through lifter plate and fixed mounting have drive gear, one side of lifter plate is located No. two spouts have all been seted up to drive gear's below, equal slidable mounting has the rack in No. two spouts, the top of rack all extends No. two spouts and with drive gear meshes mutually, equal fixed mounting has No. five pneumatic cylinders on the lifter plate, the equal fixed mounting of output of No. five pneumatic cylinders is in the one end of rack.

As a preferred technical scheme of the invention, adjusting bolts are symmetrically arranged at both ends of the clamping plate, one ends of the adjusting bolts penetrate through the clamping plate and are inserted with a pressing plate, rubber pads are fixedly arranged at the ends of the pressing plate far away from the adjusting bolts, and a plurality of suckers are symmetrically and fixedly arranged at one side of the clamping plate far away from the connecting rod.

As a preferred technical scheme of the present invention, a circular groove is formed in the base, a first motor is arranged in the circular groove, an inclination angle is formed along the axial direction of the first motor, a plurality of fixing rods are symmetrically and fixedly mounted on the outer wall of the first motor, inclination angles are symmetrically formed at the tops of the fixing rods, a rotating shaft is fixedly mounted at an output end of the first motor, and a plurality of brushes are symmetrically and fixedly mounted on the rotating shaft.

As a preferable technical scheme, sleeve rods with hollow structures are symmetrically and fixedly installed at the top of the rotating shaft, a first scraper is inserted into one end, far away from the rotating shaft, of each sleeve rod, a second spring is fixedly installed at one end, inserted into the sleeve rods, of each first scraper, a roller is inserted into one end, far away from the sleeve rods, of each first scraper, a second scraper is fixedly installed at the top of the rotating shaft and between the sleeve rods, and the second scrapers and the sleeve rods are arranged in a crossed mode.

As a preferred technical scheme of the present invention, a plurality of rollers are symmetrically arranged in the base, gear belts are symmetrically sleeved between the rollers, the top portions of the gear belts all penetrate through the base and extend into the first sliding groove, tooth grooves are symmetrically formed in the bottom portions of the moving blocks, the gear belts are all symmetrically arranged and engaged with the tooth grooves, a second motor with a biaxial structure is fixedly installed in the base, rotary gears are fixedly installed at both ends of an output shaft of the second motor, and the rotary gears are all symmetrically arranged and engaged with the gear belts.

As a preferred technical scheme, a plurality of six hydraulic cylinders are symmetrically and fixedly installed on the base, output ends of the six hydraulic cylinders penetrate through the base and are fixedly provided with gaskets, a plurality of idler wheels are symmetrically inserted into the bottom of the base, and the idler wheels are universal wheels.

The invention has the beneficial effects that:

1. the sand-based cleaning device can automatically clean the sand base in the sand box, has high speed and high efficiency, improves the sand casting efficiency, and reduces the labor intensity and the labor cost.

2. The clamping plate is designed, the telescopic action of the clamping plate can be realized through the second hydraulic cylinder, the clamping plate can rapidly clamp and fix the sand box, the clamped sand box can be shaken in a reciprocating mode through the cooperation of the third hydraulic cylinder and the fourth hydraulic cylinder, and the cleaning effect can be improved.

3. The sand box lifting device is provided with the lifting plate, the clamped and fixed sand box can be driven to lift through the lifting plate, the second hydraulic cylinder can be driven to rotate by matching with the rack and the transmission gear, the clamped sand box is driven to overturn at the same time, a sand base in the sand box is poured out, and cleaning is achieved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged partial schematic view of the invention at A of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the base of the present invention;

FIG. 4 is a partial cross-sectional structural view of the first chute of the present invention;

FIG. 5 is a schematic top view of the spindle of the present invention;

fig. 6 is a partial structural schematic view of the first squeegee of the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1 to 6, a tectorial membrane sand casting sand box processing apparatus, including base 1, base 1 is H type structure, symmetry fixed mounting has a plurality of pneumatic cylinders 7 No. six on the base 1, the output of pneumatic cylinder 7 No. six all runs through base 1 and fixed mounting has gasket 71, the bottom symmetry of base 1 is inserted and is equipped with a plurality of gyro wheels 72, gyro wheel 72 is the universal wheel, base 1 is used for the installation and plays the supporting role, pneumatic cylinder 7 No. six can carry out the location support and go up and down to base 1 through flexible cooperation gasket 71, gyro wheel 72 is used for driving base 1 and removes.

A spout 11 has been seted up to base 1's top symmetry, and base 1's top symmetry is equipped with movable block 2, and equal sliding connection of movable block 2 is in spout 11, and spout 11 is used for connecting and sliding movable block 2.

The symmetry is provided with a plurality of roller bearings 6 in the base 1, the symmetry cover is equipped with gear area 61 between the roller bearing 6, the top in gear area 61 all runs through in base 1 extends to spout 11 No. one, tooth's socket 62 has been seted up to the equal symmetry in bottom of movable block 2, gear area 61 all sets up and meshes mutually with tooth's socket 62 symmetry, fixed mounting has No. two motors 63 of biaxial structure in the base 1, the equal fixed mounting in both ends of the output shaft of No. two motors 63 has a rotating gear 64, rotating gear 64 all sets up and meshes mutually with gear area 61 symmetry, roller bearing 6 is used for supporting gear area 61 and assists its rotation, the reciprocating motion of movable block 2 can be realized to gear area 61 normal running fit tooth's socket 62, No. two motors 63 cooperation rotating gear 64 is used for driving gear area.

Equal fixed mounting in top of movable block 2 has pneumatic cylinder 21 No. one, the equal fixed mounting of output of pneumatic cylinder 21 has lifter plate 22, all insert on lifter plate 22 and be equipped with No. two pneumatic cylinders 23, No. two pneumatic cylinders 23 rotate and connect on lifter plate 22, the equal fixed mounting of output of No. two pneumatic cylinders 23 has link 24 of L type structure, link 24 keeps away from one side of No. two pneumatic cylinders 23 and all articulates there is connecting rod 25, link 25 keeps away from that the one end of link 24 all articulates there is concave structure's splint 3, pneumatic cylinder 21 is used for the lift of lifter plate 22, lifter plate 22 is used for connecting No. two pneumatic cylinders 23, No. two pneumatic cylinders 23 are used for connecting and flexible link 24, link 24 is used for connecting and rotates connecting rod 25, connecting rod 25 is used for connecting and rotates splint 3.

A third hydraulic cylinder 26 is fixedly arranged on the connecting frame 24 and below the connecting rod 25, the output end of the third hydraulic cylinder 26 is hinged at the bottom of the connecting rod 25, fixing plates 27 are symmetrically and fixedly arranged on the connecting rod 25, a fourth hydraulic cylinder 28 is fixedly arranged on one side of the fixing plate 27, one end of the fourth hydraulic cylinder 28 far away from the fixing plate 27 is hinged on the splint 3, a first spring 31 is symmetrically and fixedly arranged between the fixing plate 27 and the splint 3, the first spring 31 is sleeved on the outer side of the fourth hydraulic cylinder 28, the third hydraulic cylinder 26 is used for supporting the connecting rod 25 and simultaneously driving the connecting rod 25 to lift, the fixing plate 27 is used for connecting the fourth hydraulic cylinder 28, the fourth hydraulic cylinder 28 drives the splint 3 to reciprocate and obliquely swing through expansion, the first spring 31 is used for assisting the expansion of the fourth hydraulic cylinder 28, and the clamped sand box can reciprocate through the third hydraulic cylinder 26 and the fourth hydraulic cylinder 28, and the cleaning effect is improved.

No. two pneumatic cylinders 23 keep away from the one end of link 24 and all run through lifter plate 22 and fixed mounting has drive gear 4, No. two spouts 41 have all been seted up to one side of lifter plate 22 and the below that is located drive gear 4, equal slidable mounting has rack 42 in No. two spouts 41, No. two spouts 41 and mesh with drive gear 4 all extend out at the top of rack 42, equal fixed mounting has No. five pneumatic cylinders 43 on the lifter plate 22, the equal fixed mounting in one end of rack 42 of output of No. five pneumatic cylinders 43, drive gear 4 can realize the rotation of No. two pneumatic cylinders 23 under the drive of rack 42, be used for driving the sand box that is by the centre gripping and realize the upset, No. two spouts 41 are used for the removal of rack 42, No. five pneumatic cylinders 43 drive rack 42 reciprocating motion through flexible.

The equal symmetry in both ends of splint 3 is provided with adjusting bolt 32, adjusting bolt 32's one end all runs through splint 3 and has plugged in clamp plate 33, the equal fixed mounting in one end that adjusting bolt 32 was kept away from to clamp plate 33 has the rubber pad, the equal symmetrical fixed mounting in one side that connecting rod 25 was kept away from to splint 3 has a plurality of sucking discs 34, adjusting bolt 32 is used for flexible clamp plate 33, clamp plate 33 is used for squeezing the both ends of sand box, reach the effect of centre gripping, the rubber pad is used for the antiskid, sucking disc 34 is used for adsorbing on the sand box, be used for cooperating clamp plate 33 to improve the.

Seted up circular slot 5 on base 1, be equipped with a motor 51 in the circular slot 5, the angle of inclination has been seted up along the axial to motor 51, symmetry fixed mounting has a plurality of dead levers 52 on motor 51's the outer wall, the angle of inclination has been seted up to the equal symmetry in top of dead lever 52, motor 51's output fixed mounting has pivot 53, symmetry fixed mounting has a plurality of brushes 54 on the pivot 53, motor 51 is used for driving pivot 53 rotatoryly, the inner wall of pivot 53 rotatory drive brush 54 to the sand box is cleared up, dead lever 52 is used for connecting and supports motor 51, the natural whereabouts of grit can be convenient for to the angle of inclination on motor 51 and the dead lever 52, avoid the grit to pile up on motor 51 and dead lever 52.

The top symmetry fixed mounting of pivot 53 has hollow structure's loop bar 55, the one end that pivot 53 was kept away from to loop bar 55 all is inserted and is equipped with scraper 56 No. one, scraper 56 inserts the equal fixed mounting of one end of establishing in loop bar 55 and has No. two springs 57, the one end that loop bar 55 was kept away from to scraper 56 all is inserted and is equipped with gyro wheel 58, the top of pivot 53 is located fixed mounting between loop bar 55 and has No. two scrapers 59, No. two scrapers 59 are the cross setting with loop bar 55, loop bar 55 is used for flexible scraper 56, No. one scraper 56 is used for striking off the inner wall top of sand box, No. two springs 57 are used for realizing the flexible of a scraper 56, cooperation gyro wheel 58 can adapt to the inner wall size of sand box automatically, improve and strike off the effect, No. two scrapers 59 strike off the central zone at sand box inner wall top and carry on, be used for joining in.

In addition, the invention also provides a processing method of the film-coated sand casting sand box, which is mainly completed by matching the processing device of the film-coated sand casting sand box, and comprises the following steps:

1. before starting the processing device of the film-coated sand casting sand box, equipment is checked;

2. pushing the base 1 to a specified position, and operating the sixth hydraulic cylinder 7 to extend out to position the base 1;

3. the second hydraulic cylinder 23 is operated to push the clamping plate 3 to be attached to the outer wall of the sand box, the suction disc 34 is adsorbed on the outer wall of the sand box, and the adjusting bolt 32 is operated to drive the pressing plate 33 to extrude the two ends of the sand box, so that the clamping effect is achieved;

4. the first hydraulic cylinder 21 is operated to push the lifting plate 22 to ascend to drive the clamped sand box to ascend synchronously, the fifth hydraulic cylinder 43 is operated to extend and retract the rack 42 to drive the second hydraulic cylinder 23 to rotate and simultaneously drive the clamped sand box to overturn to discharge sand bases in the sand box, after the sand box overturns, the third hydraulic cylinder is operated to extend and retract in a reciprocating mode to cooperate with the fourth hydraulic cylinder 28 to drive the clamping plate 3 and the clamped sand box to swing in a reciprocating inclined mode, so that the cleaning effect can be improved, and the discharge of the sand bases is accelerated;

5. when the sand base in the sand box is discharged, the gear belt 61 is operated to drive the moving block 2 to move, the clamped sand box is driven to be above the rotating shaft 53, the first hydraulic cylinder 21 is operated to drive the lifting plate 22 to fall down, the clamped sand box is sleeved on the rotating shaft 53, the rotating shaft 53 is operated to rotate, and the brush 54 is driven to clean the inner wall of the sand box;

6. after cleaning, the first hydraulic cylinder 21 is operated to push the lifting plate 22 to ascend, so that the sand box is separated from the rotating shaft 53, the second hydraulic cylinder 23 is operated to rotate after the operating gear belt 61 drives the moving block 2 to move to the specified position, the cleaned sand box is driven to overturn again, the first hydraulic cylinder 21 is operated to drive the lifting plate 22 to fall down, and the sand box is placed on the ground.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a tectorial membrane sand casting sand box processing apparatus, includes base (1), its characterized in that: the base (1) is of an H-shaped structure, the top of the base (1) is symmetrically provided with a first sliding groove (11), the top of the base (1) is symmetrically provided with moving blocks (2), the moving blocks (2) are all connected in the first sliding groove (11) in a sliding mode, the top of each moving block (2) is fixedly provided with a first hydraulic cylinder (21), and the output end of each first hydraulic cylinder (21) is fixedly provided with a lifting plate (22);

the lifting plate (22) is inserted with a second hydraulic cylinder (23), the second hydraulic cylinder (23) is rotatably connected to the lifting plate (22), a connecting frame (24) of an L-shaped structure is fixedly mounted at the output end of the second hydraulic cylinder (23), a connecting rod (25) is hinged to one side of the connecting frame (24) far away from the second hydraulic cylinder (23), a clamping plate (3) of a concave structure is hinged to one end of the connecting rod (25) far away from the connecting frame (24), a third hydraulic cylinder (26) is fixedly mounted below the connecting rod (25) on the connecting frame (24), the output end of the third hydraulic cylinder (26) is hinged to the bottom of the connecting rod (25), fixing plates (27) are symmetrically and fixedly mounted on the connecting rod (25), a fourth hydraulic cylinder (28) is fixedly mounted at one side of the fixing plate (27), one end, far away from the fixed plate (27), of the fourth hydraulic cylinder (28) is hinged to the clamping plate (3), first springs (31) are symmetrically and fixedly installed between the fixed plate (27) and the clamping plate (3), and the first springs (31) are sleeved on the outer side of the fourth hydraulic cylinder (28);

no. two pneumatic cylinder (23) keep away from the one end of link (24) all runs through lifter plate (22) and fixed mounting have drive gear (4), one side of lifter plate (22) is located No. two spout (41) have all been seted up to the below of drive gear (4), equal slidable mounting has rack (42) in No. two spout (41), the top of rack (42) all extends No. two spout (41) and with drive gear (4) mesh mutually, equal fixed mounting has No. five pneumatic cylinder (43) on lifter plate (22), the equal fixed mounting of output of No. five pneumatic cylinder (43) is in the one end of rack (42).

2. The processing device of the film-covered sand casting sand box according to claim 1, which is characterized in that: the utility model discloses a clamp plate, including splint (3), adjusting bolt (32), clamp plate (25), the both ends equal symmetry of splint (3) be provided with adjusting bolt (32), the one end of adjusting bolt (32) all runs through splint (3) and has plug-in clamp plate (33), keep away from clamp plate (33) the equal fixed mounting in one end of adjusting bolt (32) has the rubber pad, splint (3) are kept away from the equal symmetrical fixed mounting in one side of connecting rod (25) has a plurality of sucking discs (34).

3. The processing device of the film-covered sand casting sand box according to claim 1, which is characterized in that: base (1) on seted up circular slot (5), be equipped with a motor (51) in circular slot (5), the angle of inclination has been seted up along the axial to a motor (51), symmetry fixed mounting has a plurality of dead levers (52) on the outer wall of a motor (51), the angle of inclination has been seted up to the equal symmetry in top of dead lever (52), the output fixed mounting of a motor (51) has pivot (53), symmetry fixed mounting has a plurality of brushes (54) in pivot (53).

4. The processing device of the film-covered sand casting sand box according to claim 1, which is characterized in that: the top symmetry fixed mounting of pivot (53) have hollow structure's loop bar (55), loop bar (55) are kept away from the one end of pivot (53) is all inserted and is equipped with scraper blade (56) No. one scraper blade (56) are inserted and are established the equal fixed mounting of one end in loop bar (55) has spring (57) No. two, scraper blade (56) are kept away from the one end of loop bar (55) is all inserted and is equipped with gyro wheel (58), the top of pivot (53) is located fixed mounting has scraper blade (59) No. two between loop bar (55), scraper blade (59) No. two with loop bar (55) are cross and set up.

5. The processing device of the film-covered sand casting sand box according to claim 1, which is characterized in that: base (1) interior symmetry be provided with a plurality of roller bearings (6), the symmetry cover is equipped with gear area (61) between roller bearing (6), the top of gear area (61) all runs through base (1) extends to in spout (11), tooth's socket (62) have all been seted up to the equal symmetry in bottom of movable block (2), gear area (61) all with tooth's socket (62) symmetry sets up and meshes mutually, base (1) internal fixation has No. two motor (63) of biaxial structure, the equal fixed mounting in both ends of the output shaft of No. two motor (63) has rotating gear (64), rotating gear (64) all with gear area (61) symmetry sets up and meshes mutually.

6. The processing device of the film-covered sand casting sand box according to claim 1, which is characterized in that: base (1) on symmetry fixed mounting have a plurality of pneumatic cylinders (7) No. six, the output of pneumatic cylinder (7) No. six all runs through base (1) and fixed mounting have gasket (71), the bottom symmetry of base (1) is inserted and is equipped with a plurality of gyro wheels (72), gyro wheel (72) are the universal wheel.