CN111659858A

CN111659858A - High-efficient type die assembly is used in foundry casting

Info

Publication number: CN111659858A
Application number: CN202010500447.0A
Authority: CN
Inventors: 谷和文; 丁思潮
Original assignee: SILVER ANHUI FOUNDRY CO Ltd
Current assignee: SILVER ANHUI FOUNDRY CO Ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-09-15
Anticipated expiration: 2040-06-04
Also published as: CN111659858B

Abstract

The invention relates to the technical field of casting, and discloses a high-efficiency molding die device for foundry casting, which comprises a temperature control box, a sand box and a molding die, wherein a bearing plate is fixedly arranged below the inside of the temperature control box, the sand box is arranged above the bearing plate, the bearing plate is connected with a clamping mechanism and is connected with the sand box through the clamping mechanism, the upper end of the temperature control box is fixedly connected with an air cylinder through a first through hole, the output end of the air cylinder is fixedly connected with a pressure plate, a mounting seat is arranged below the pressure plate, and the lower end of the mounting seat is connected with an installation mechanism and is connected with the molding die through. This founding is cast and is used high-efficient type die assembly can carry out accurate regulation and control to the temperature during moulding-die for the fashioned speed of sand mould to improve follow-up cast efficiency, can carry out accurate detection to pressure simultaneously, avoid pressure not enough or pressure overload to influence the fashioned quality of follow-up sand mould.

Description

High-efficient type die assembly is used in foundry casting

Technical Field

The invention relates to the technical field of casting, in particular to a high-efficiency molding die device for founding casting.

Background

The founding casting refers to the production of castings by using clay bonded sand as a molding material, is a long-history process method and also a process method with the widest application range, has long history and can be traced back to thousands of years ago; the application range of the method can be said to be useless everywhere in the world.

At present, founding casting is a wider casting method applied at present, a sand mold for casting is generally manufactured firstly, then liquid casting materials are injected into the sand mold, after cooling, castings are taken out, sorted (sand adhesion is removed, filling holes are sorted) or cleaned, casting is completed, sand is taken as a main raw material of the sand mold and is mixed with a binder, water and the like, the sand mold material must have certain bonding strength, but the efficiency of the existing mold pressing mechanism in manufacturing the sand mold is low, the temperature in manufacturing the sand mold cannot be adjusted, the molding speed of the sand mold is influenced, and the subsequent casting efficiency is seriously influenced, so that the high-efficiency mold pressing device for founding casting is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the high-efficiency mould pressing device for foundry casting, which has the advantages of adjusting the temperature when a sand mould is manufactured, improving the forming speed of the sand mould, improving the subsequent casting efficiency and the like, and solves the problems that the efficiency of a mould pressing mechanism when the sand mould is manufactured is low, the temperature when the sand mould is manufactured cannot be adjusted, the forming speed of the sand mould is influenced, and the subsequent casting efficiency is seriously influenced.

(II) technical scheme

In order to realize the purposes of adjusting the temperature when manufacturing the sand mold, improving the molding speed of the sand mold and improving the subsequent casting efficiency, the invention provides the following technical scheme: a high-efficiency mould pressing device for foundry casting comprises a temperature control box, a sand box and a pressing mould, wherein a bearing plate is fixedly arranged below the inside of the temperature control box, the sand box is arranged above the bearing plate, the bearing plate is connected with a clamping mechanism and is connected with the sand box through the clamping mechanism, the upper end of the temperature control box is fixedly connected with an air cylinder through a first through hole, the output end of the air cylinder is fixedly connected with a pressure plate, a mounting seat is arranged below the pressure plate, the lower end of the mounting seat is connected with a mounting mechanism and is connected with the pressing mould through the mounting mechanism, the pressure plate is connected with a pressure detection mechanism and is connected with the mounting seat through the pressure detection mechanism, a partition plate is fixedly arranged between the lower end of the bearing plate and the lower inner side wall of the temperature control box and is divided into a heating cavity and a water storage cavity through the partition plate, a, and one end of the ventilation pipe, which is far away from the heating cavity, penetrates through the upper end of the temperature control box and extends to the inside, the lower end of the right side wall of the temperature control box is fixedly connected with a U-shaped pipe, the upper and lower sides of the left end of the U-shaped pipe are respectively arranged at the upper and lower sides of the bearing plate, a connecting plate is fixedly arranged inside the water storage cavity and is arranged below the U-shaped pipe, the lower pipe wall of the U-shaped pipe is respectively and fixedly connected with ventilation pipes at the left and right ends of the water storage cavity, the ends of the two ventilation pipes, which are arranged above the connecting plate, are both fixedly provided with first electromagnetic valves, the end of the U-shaped pipe, which is arranged inside the water storage cavity, is fixedly provided with a second electromagnetic valve, the second electromagnetic valve is arranged between the two first electromagnetic valves, the upper end of the left side of the water storage, and the inlet tube is located the below setting of connecting plate, the U-shaped pipe is located the outside one end fixedly connected with air-supply line of temperature control case, and the fixed control valve that is equipped with in inside of air-supply line, the opening has been seted up to the preceding lateral wall of temperature control case, and open-ended one side border is rotated through the hinge and is connected with the chamber door, the upper end right side of temperature control case is through second through-hole fixedly connected with temperature sensor, the right lateral wall upper end fixedly connected with control box of temperature control case.

Preferably, clamping mechanism includes motor, two-way threaded rod, pinch-off blades and two screw thread pieces, two the upper end of screw thread piece respectively with the lower extreme fixed connection of two pinch-off blades, the upper end left and right sides of loading board all seted up with screw thread piece assorted recess, two the lateral wall of recess all rotates with both ends about the pole wall of two-way threaded rod respectively through antifriction bearing and is connected, two both ends threaded connection about the lateral wall of screw thread piece respectively with the pole wall of two-way threaded rod, the left end of motor and the right lateral wall fixed connection of temperature control case, and the pole wall right-hand member that the output of motor passes through shaft coupling and two-way threaded rod rotates and is connected.

Preferably, the pressure detection mechanism comprises a pressure sensor, four T-shaped slide bars and four springs, the pressure sensor is located between the mounting seat and the pressure plate and is fixedly arranged, the lower ends of the T-shaped slide bars are fixedly connected with four corners of the upper end of the four mounting seats respectively, the bar walls of the four T-shaped slide bars are slidably connected with four corners of the upper end of the pressure plate respectively through slide holes, the four springs are fixedly arranged between the pressure plate and the mounting seat, and the four springs are movably sleeved with the bar walls of the vertical portions of the four T-shaped slide bars respectively.

Preferably, the mounting mechanism comprises two sets of mounting blocks and two sets of bolts, two opposite ends of the two sets of mounting blocks are fixedly connected with the upper ends of the left and right side walls of the pressing die respectively, the lower ends of the two sets of mounting blocks are in threaded connection with the rod walls of the two sets of bolts respectively, and threaded holes matched with the bolts are formed in the left and right sides of the upper end of the mounting seat.

Preferably, a push plate corresponding to the position of the sand box is arranged in the temperature control box, a hydraulic cylinder is fixedly connected to the rear side wall of the temperature control box through a third through hole, and the output end of the hydraulic cylinder is fixedly connected with the rear side wall of the push plate.

Preferably, a dust screen is fixedly arranged on the right side inside the air inlet pipe.

Preferably, the fixed dead lever that is equipped with of inside right-hand member of air-supply line, and the pole wall of dead lever rotates through second antifriction bearing and is connected with T shape bull stick, the horizontal part left end fixedly connected with brush of T shape bull stick, and the left side wall of brush and the right side wall of dust screen support the setting.

(III) advantageous effects

Compared with the prior art, the invention provides an efficient molding die device for founding casting, which has the following beneficial effects:

1. this foundry casting is with high-efficient type die assembly, through the temperature control case that is equipped with, the sand box, the moulding-die, mutually supporting of mount pad and cylinder, can carry out the moulding-die to the sand box, through the multiunit electrothermal tube that is equipped with, the fan, the ventilation pipe, mutually supporting of temperature sensor and U-shaped pipe, can heat the temperature of temperature control incasement portion, thereby can improve the fashioned speed of sand mould, in order to improve follow-up casting efficiency, through the air-supply line that is equipped with, the connecting plate, the inlet tube, two first solenoid valves, mutually supporting of second solenoid valve and two ventilation pipes, behind sand mould shaping, can turn down the temperature of temperature control incasement portion, avoid the temperature to influence people's sand box of taking, through the control box that is equipped with, can control cylinder work, and can receive the data that temperature sensor detected.

2. This foundry casting is with high-efficient type die assembly, clamping mechanism through being equipped with, can carry out the stable clamp to the sand box and press from both sides tightly, pressure detection mechanism through being equipped with, can carry out real-time detection to pressure, and can look over the pressure value in real time through the control box, avoid the pressure value not enough or pressure overload, influence the quality of sand mould behind the moulding-die shaping, installation mechanism through being equipped with, can be convenient for people to change the sand box, mutually support through the hydraulic stem that is equipped with and push pedal, can be convenient for people release the sand box, improve the convenience that people take out the sand box, through the dead lever that is equipped with, mutually support of T shape bull stick and brush, can be convenient for people to clear up the dust screen.

Drawings

FIG. 1 is a schematic structural view of a high-efficiency molding die device for foundry casting according to the present invention;

FIG. 2 is a schematic side view of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the interior of the air inlet duct of FIG. 1 according to the present invention;

FIG. 4 is a schematic side view of FIG. 3 according to the present invention

In the figure: 1 temperature control box, 2 sand box, 3 moulding die, 4 bearing plate, 5 air cylinder, 6 pressure plate, 7 mounting seat, 8 partition plate, 9 electric heating tube, 10 ventilating pipe, 11U-shaped pipe, 12 connecting plate, 13 ventilating pipe, 14 fan, 15 air inlet pipe, 16 temperature sensor, 17 control box, 18 motor, 19 bidirectional threaded rod, 20 clamping plate, 21 threaded block, 22 pressure sensor, 23T-shaped sliding rod, 24 spring, 25 mounting block, 26 bolt, 27 push plate, 28 hydraulic cylinder, 29 dust screen, 30 fixed rod, 31T-shaped rotating rod and 32 brush.

Detailed Description

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.

Referring to fig. 1-4, a high-efficiency molding die device for foundry casting, comprising a temperature control box 1, a sand box 2 and a molding die 3, wherein a bearing plate 4 is fixedly arranged below the inner part of the temperature control box 1, the sand box 2 is arranged above the bearing plate 4, the bearing plate 4 is connected with a clamping mechanism and is connected with the sand box 2 through the clamping mechanism, the upper end of the temperature control box 1 is fixedly connected with an air cylinder 5 through a first through hole, the output end of the air cylinder 5 is fixedly connected with a pressure plate 6, a mounting seat 7 is arranged below the pressure plate 6, the lower end of the mounting seat 7 is connected with a mounting mechanism and is connected with the molding die 3 through the mounting mechanism, the pressure plate 6 is connected with a pressure detection mechanism and is connected with the mounting seat 7 through the pressure detection mechanism, a partition plate 8 is fixedly arranged between the lower end of the bearing plate 4 and the lower inner side wall of the temperature control box 1 and is, the left side wall of the heating cavity is fixedly connected with a ventilation pipe 10, one end of the ventilation pipe 10, far away from the heating cavity, penetrates through the upper end of the temperature control box 1 and extends to the inside, the lower end of the right side wall of the temperature control box 1 is fixedly connected with a U-shaped pipe 11, the upper side and the lower side of the left end of the U-shaped pipe 11 are respectively arranged at the upper side and the lower side of the bearing plate 4, a connecting plate 12 is fixedly arranged inside the water storage cavity, the connecting plate 12 is arranged below the U-shaped pipe 11, the lower pipe wall of the U-shaped pipe 11 is respectively and fixedly connected with a ventilation pipe 13 at the left end and the right end of the water storage cavity, the ends of the two ventilation pipes 13, which are arranged above the connecting plate 12, a first electromagnetic valve is fixedly arranged at one end of the U-shaped pipe 11, which is arranged inside the water storage cavity, a second electromagnetic valve, the right side wall fixedly connected with inlet tube of retaining chamber, and the inlet tube is located the below setting of connecting plate 12, U-shaped pipe 11 is located the outside one end fixedly connected with air-supply line 15 of temperature control case 1, and the inside of air-supply line 15 is fixed and is equipped with the control valve, the opening has been seted up to the preceding lateral wall of temperature control case 1, and open-ended one side border is rotated through the hinge and is connected with the chamber door, second through-hole fixedly connected with temperature sensor 16 is passed through on the upper end right side of temperature control case 1, the right lateral wall upper end fixedly connected with control box 17 of temperature control case 1.

The clamping mechanism comprises a motor 18, a bidirectional threaded rod 19, clamping plates 20 and two threaded blocks 21, the upper ends of the two threaded blocks 21 are respectively fixedly connected with the lower ends of the two clamping plates 20, the left side and the right side of the upper end of the bearing plate 4 are respectively provided with a groove matched with the threaded block 21, the side walls of the two grooves are respectively rotatably connected with the left end and the right end of the rod wall of the bidirectional threaded rod 19 through rolling bearings, the side walls of the two threaded blocks 21 are respectively in threaded connection with the left end and the right end of the rod wall of the bidirectional threaded rod 19, the left end of the motor 18 is fixedly connected with the right outer side wall of, and the output end of the motor 18 is rotationally connected with the right end of the rod wall of the bidirectional threaded rod 19 through the coupler, the motor 18 works to enable the bidirectional threaded rod 19 to rotate, so that the two screw blocks 21 can be moved toward each other and thus the two clamping plates 20 can be moved toward each other to stably clamp the flask 2.

The pressure detection mechanism comprises a pressure sensor 22, four T-shaped slide bars 23 and four springs 24, the pressure sensor 22 is fixedly arranged between the mounting seat 7 and the pressure plate 6, the lower ends of the four T-shaped slide bars 23 are respectively fixedly connected with the four corners at the upper end of the four mounting seats 7, the bar walls of the four T-shaped slide bars 23 are respectively connected with the four corners at the upper end of the pressure plate 6 in a sliding way through slide holes, the four springs 24 are fixedly arranged between the pressure plate 6 and the mounting seat 7, the four springs 24 are respectively movably sleeved with the vertical bar walls of the four T-shaped slide bars 23, the four T-shaped slide bars 23 and the four springs 24 are mutually matched, the influence of the gravity of the mounting seat 7, the two mounting mechanisms and the pressing die 3 on the pressure sensor 22 can be counteracted, the pressure sensor 22 can detect the pressure value of the sand box 2 when the air cylinder 5 works, the pressure sensor 22 can transmit the pressure value to the, thereby can improve the precision that control cylinder 5 exerted pressure, avoid the pressure value not enough or pressure to transship, influence the quality of the sand mould after the moulding-die shaping.

The installation mechanism comprises two sets of installation blocks 25 and two sets of bolts 26, the opposite ends of the two sets of installation blocks 25 are fixedly connected with the upper ends of the left and right side walls of the pressing die 3 respectively, the lower ends of the two sets of installation blocks 25 are connected with the rod wall threads of the two sets of bolts 26 respectively, threaded holes matched with the bolts 26 are formed in the left and right sides of the upper end of the installation seat 7, the two sets of bolts 26 are screwed, the two sets of installation blocks 25 can be separated from the installation seat 7, and people can replace the pressing die 3 conveniently.

The push plate 27 corresponding to the position of the sand box 2 is arranged in the temperature control box 1, the hydraulic cylinder 28 is fixedly connected to the rear side wall of the temperature control box 1 through the third through hole, the output end of the hydraulic cylinder 28 is fixedly connected with the rear side wall of the push plate 27, and after the sand mold is manufactured, the hydraulic cylinder 28 is started, so that the push plate 27 can move forwards, the sand box 2 can be pushed to move forwards, and people can take out the sand box 2 conveniently.

The dust screen 29 is fixedly arranged on the right side inside the air inlet pipe 15, and the dust screen 29 can prevent external dust from entering the temperature control box 1.

The fixed dead lever 30 that is equipped with of inside right-hand member of air-supply line 15, and the pole wall of dead lever 30 rotates through second antifriction bearing and is connected with T shape bull stick 31, and the horizontal part left end fixedly connected with brush 32 of T shape bull stick 31, and the left side wall of brush 32 and the right flank of dust screen 29 support the setting, rotate T shape bull stick 31, can make brush 32 rotate to can scrape the brush ash to dust screen 29.

In summary, when the high-efficiency mould pressing device for founding casting is used, the air cylinder 5 is started through the temperature control box 1, the sand box 2, the pressing mould 3, the mounting seat 7 and the air cylinder 5, the pressure plate 6 can move downwards, the mounting seat 7 can move downwards, the smoke 3 can move downwards, the sand box 2 can be pressed, the electric heating pipe 9 can work through the plurality of groups of electric heating pipes 9, the fan 14, the ventilation pipe 10, the temperature sensor 16 and the U-shaped pipe 11, the air can be heated, the fan 14 works, the heated air can be blown into the temperature control box 1, the temperature in the temperature control box 1 can be heated, the molding speed of a sand mould can be improved, the subsequent casting efficiency can be improved, the air inlet pipe 15, the connecting plate 12, the water inlet pipe, the two first electromagnetic valves, the second electromagnetic valve and the two ventilation pipes 13 are arranged, after the sand mould shaping, close the second solenoid valve to start two first solenoid valves, can turn down the inside temperature of temperature control box 1, avoid the temperature influence people to take sand box 2, through the control box 17 that is equipped with, can control the work of cylinder 5, and can receive the data that temperature sensor 16 detected, thereby can be convenient for people accurately regulate and control the inside temperature of temperature control box 1.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foundry casting is with high-efficient type die assembly, includes temperature control box (1), sand box (2) and moulding-die (3), its characterized in that: the temperature control box is characterized in that a bearing plate (4) is fixedly arranged below the inside of the temperature control box (1), the sand box (2) is arranged above the bearing plate (4), the bearing plate (4) is connected with a clamping mechanism and is connected with the sand box (2) through the clamping mechanism, the upper end of the temperature control box (1) is fixedly connected with an air cylinder (5) through a first through hole, the output end of the air cylinder (5) is fixedly connected with a pressure plate (6), an installation seat (7) is arranged below the pressure plate (6), the lower end of the installation seat (7) is connected with an installation mechanism and is connected with a pressing die (3) through the installation mechanism, the pressure plate (6) is connected with a pressure detection mechanism and is connected with the installation seat (7) through the pressure detection mechanism, a partition plate (8) is fixedly arranged between the lower end of the bearing plate (4) and the lower inner side wall of the temperature control box, the heating device is characterized in that a plurality of groups of electric heating tubes (9) which are uniformly distributed are fixedly arranged inside the heating cavity, a ventilation tube (10) is fixedly connected to the left side wall of the heating cavity, one end, far away from the heating cavity, of the ventilation tube (10) penetrates through the upper end of the temperature control box (1) and extends to the inside of the temperature control box, a U-shaped tube (11) is fixedly connected to the lower end of the right side wall of the temperature control box (1), the upper side and the lower side of the left end of the U-shaped tube (11) are respectively arranged on the upper side and the lower side of the bearing plate (4), a connecting plate (12) is fixedly arranged inside the water storage cavity, the connecting plate (12) is arranged below the U-shaped tube (11), a ventilation tube (13) is fixedly connected to the left end and the right end, located above the connecting plate (12), of the two ventilation tubes (13), and one end, located inside the water storage cavity, and the second solenoid valve is located and sets up between two first solenoid valves, the left side edge fixedly connected with fan (14) in water storage chamber, and the left side wall upper end in water storage chamber has seted up the vent, the right side wall fixedly connected with inlet tube in water storage chamber, and the inlet tube is located the below setting of connecting plate (12), U-shaped pipe (11) are located outside one end fixedly connected with air-supply line (15) of temperature control box (1), and the fixed control valve that is equipped with in inside of air-supply line (15), the opening has been seted up to the preceding lateral wall of temperature control box (1), and open-ended one side border is rotated through the hinge and is connected with the chamber door, second through-hole fixedly connected with temperature sensor (16) is passed through on the upper end right side wall of temperature control box (1), the right side wall upper end fixedly connected with control box (17).

2. The high-efficiency molding die apparatus for foundry casting according to claim 1, wherein: clamping mechanism includes motor (18), two-way threaded rod (19), pinch-off blades (20) and two screw thread piece (21), two the upper end of screw thread piece (21) respectively with the lower extreme fixed connection of two pinch-off blades (20), the upper end left and right sides of loading board (4) all seted up with screw thread piece (21) assorted recess, two the lateral wall of recess all through antifriction bearing respectively with two-way threaded rod (19) about the pole wall both ends rotate to be connected, two both ends threaded connection about the lateral wall of screw thread piece (21) respectively with the pole wall of two-way threaded rod (19), the left end of motor (18) and the right lateral wall fixed connection of temperature control case (1), and the output of motor (18) passes through the shaft coupling and is connected with the pole wall right-hand member rotation of two-way threaded rod (19).

3. The high-efficiency molding die apparatus for foundry casting according to claim 1, wherein: pressure detection mechanism includes pressure sensor (22), four T shape slide bar (23) and four springs (24), pressure sensor (22) are located and are fixed the setting between mount pad (7) and pressure plate (6), four the lower extreme of T shape slide bar (23) is respectively with the upper end four corners department fixed connection of four mount pads (7), and the pole wall of four T shape slide bar (23) all through the slide opening respectively with the upper end four corners department sliding connection of pressure plate (6), four spring (24) all are located and are fixed the setting between pressure plate (6) and mount pad (7), and four springs (24) are cup jointed with the vertical portion pole wall activity of four T shape slide bar (23) respectively.

4. The high-efficiency molding die apparatus for foundry casting according to claim 1, wherein: the mounting mechanism comprises two sets of mounting blocks (25) and two sets of bolts (26), wherein the two opposite ends of the two sets of mounting blocks (25) are fixedly connected with the upper ends of the left side wall and the right side wall of the pressing die (3) respectively, the lower ends of the two sets of mounting blocks (25) are in threaded connection with the rod walls of the two sets of bolts (26) respectively, and threaded holes matched with the bolts (26) are formed in the left side and the right side of the upper end of the mounting base (7).

5. The high-efficiency molding die apparatus for foundry casting according to claim 1, wherein: the sand box is characterized in that a push plate (27) corresponding to the sand box (2) in position is arranged in the temperature control box (1), a hydraulic cylinder (28) is fixedly connected to the rear side wall of the temperature control box (1) through a third through hole, and the output end of the hydraulic cylinder (28) is fixedly connected with the rear side wall of the push plate (27).

6. The high-efficiency molding die apparatus for foundry casting according to claim 1, wherein: and a dust screen (29) is fixedly arranged on the right side in the air inlet pipe (15).

7. The high-efficiency molding die apparatus for foundry casting according to claim 6, wherein: the fixed dead lever (30) that is equipped with of inside right-hand member of air-supply line (15), and the pole wall of dead lever (30) rotates through second antifriction bearing and is connected with T shape bull stick (31), the horizontal part left end fixedly connected with brush (32) of T shape bull stick (31), and the left side wall of brush (32) and the right side wall of dust screen (29) support to set up.