Production casting device and casting method for chemical pump casting

Abstract

The invention relates to the related technical field of plastic production, in particular to a chemical pump casting production casting device and method.The chemical pump casting production casting device comprises an equipment platform, a rotating platform, a casting module, pouring equipment and a discharging device.The equipment platform is fixedly installed on the ground through supporting legs, and a rotating shaft is rotationally installed in the center of the equipment platform; the rotating shaft is driven by a driving motor below the equipment platform, the rotating platform is fixedly installed at the upper side end of the rotating shaft, the casting module is fixedly installed on the rotating platform, and the casting module is formed by combining a lower die body and an upper die body; according to the production casting device for the chemical pump castings, the device platform, the rotating platform, the casting modules, the pouring equipment and the discharging device are combined to form the production casting device for the chemical pump castings, and a circle of casting modules work in turn, so that the pouring equipment can continuously run, the waiting time of the pouring equipment is shortened, and the production efficiency is improved. And the casting can have longer natural cooling time in the casting module, so that the overall processing efficiency of equipment is effectively improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of plastic production, in particular to a production casting device and casting method for chemical pump castings. BACKGROUND

[0002] A chemical pump is a pump device specially used for conveying various corrosive media (such as acid, alkali, and salt solution), flammable and explosive media (such as organic solvent), high-temperature and high-pressure media, or special fluids containing solid particles in chemical production. Its principle is to do work on the medium by centrifugal force generated by impeller rotation, and the impeller needs to be cast into shape by a casting device in actual production. The Chinese patent document with publication number CN117161358A discloses a casting device for impellers and a casting process thereof, which scheme includes a rack, a ladle for storing casting solution, a heating device for heating the casting solution, a forming mold for casting the impeller, and a first power device for driving the forming mold. The heating device is arranged on the rack around the ladle. The forming mold is connected to the ladle. The ladle is connected to a pressure source. The driving end of the first power device rotates and restricts the forming mold, and controls the rotation condition of the forming mold. However, the work flow in the above-mentioned scheme is the flow of clamping, pouring, cooling and forming, opening the mold, and removing the material. The cooling and forming process requires a long waiting time, which results in low overall casting efficiency of the equipment. Therefore, the present application proposes a production casting device and casting method for chemical pump castings to solve the above-mentioned problems. SUMMARY

[0003] The present application aims to provide a production casting device and casting method for chemical pump castings to solve the problems raised in the background art.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a production casting device for chemical pump castings, comprising: An equipment platform is fixedly installed on the ground through support legs, and a rotating shaft is rotatably installed at the center position of the equipment platform. The rotating shaft is driven by a driving motor below the equipment platform. A rotating platform is fixedly installed on the upper side end of the rotating shaft. A casting module is fixedly installed on the rotating platform. The casting module comprises a lower mold body and an upper mold body combined together. A lower mold cavity is formed in the lower mold body, and an upper mold cavity is formed in the upper mold body. A pouring opening is formed in the upper side end of the upper mold cavity. The lower mold cavity and the upper mold cavity are used for forming the impeller. A pouring device is used for pouring into the lower mold cavity and the upper mold cavity through the pouring opening. The unloading device is arranged at the side of the equipment platform, and is used for unloading the impeller formed by the casting module.

[0005] Preferably, six casting modules are arranged at equal circumferences on the rotating platform, the lower surface of the lower mold body is fixedly installed with a support column, and the lower side end of the support column is integrally formed with a support seat.

[0006] Preferably, a guide column groove is arranged on the support column, the guide column groove penetrates the lower mold body, and a support spring is movably arranged in the guide column groove, the lower surface of the upper mold body is integrally formed with a guide column, and the guide column is movably arranged in the guide column groove.

[0007] Preferably, the annular seat is fixedly installed on the equipment platform through a connecting frame, an emptying groove is arranged at the lower side of the annular seat, the groove bottom of the emptying groove is smoothly connected with the lower side of the annular seat through a wedge surface, when the upper mold body is located at the position of the emptying groove, the upper mold body and the lower mold body are in an open mold state, the position of the unloading device corresponds to the position of the emptying groove, when the upper mold body is staggered with the emptying groove, the upper mold body and the lower mold body are in a closed mold state, and the pouring equipment is located at the side position of the emptying groove.

[0008] Preferably, the upper surface of the upper mold body is fixedly installed with a roller seat at both side positions, a guide roller is rotatably installed on the roller seat, and the upper side of the guide roller is arranged close to the lower surface of the annular seat.

[0009] Preferably, a bolt hole is arranged on the guide column, the bolt hole penetrates the upper mold body, a primary thread hole is arranged on the lower surface of the guide column groove, a limiting bolt is fixedly installed in the primary thread hole, the screw rod of the limiting bolt is arranged through the bolt hole and the support spring, and the maximum upward moving position of the upper mold body is limited by the limiting bolt.

[0010] Preferably, a jacking column hole is arranged on the groove bottom of the lower mold cavity, a stress column hole is arranged on the upper surface of the lower mold body, a primary spring groove and a secondary spring groove are arranged on the lower surface of the lower mold body, the primary spring groove is arranged in communication with the jacking column hole, the secondary spring groove is arranged in communication with the stress column hole, a limiting plate groove is arranged at the lower side port of the primary spring groove and the secondary spring groove, a secondary thread hole is arranged on the groove bottom of the limiting plate groove, the primary spring groove and the secondary spring groove are communicated through a communication groove, and the communication groove is arranged in dislocation with the secondary thread hole.

[0011] Preferably, a demolding top pillar is movably arranged in the top pillar hole, and a first spring force seat is integrally formed on the lower surface of the demolding top pillar; the first spring force seat is movably arranged in a first spring groove; a force receiving column is movably arranged in the force receiving column hole, and a second spring force seat is integrally formed on the lower surface of the force receiving column; the second spring force seat is movably arranged in a second spring groove; the first spring force seat and the second spring force seat are connected through a connecting rod, and the connecting rod is movably arranged in a communication groove; a first return spring is movably arranged in the first spring groove, and a second return spring is movably arranged in the second spring groove; the lower end of the first return spring and the lower end of the second return spring are arranged in abutment with the limiting plate.

[0012] Preferably, when the first return spring and the second return spring are in a reset state, the first spring force seat and the second spring force seat are moved to the upper end of the first spring groove and the second spring groove, respectively; when the upper mold body and the lower mold body are closed, the force receiving column is completely pressed into the force receiving column hole, and at this time, the upper surface of the demolding top pillar is flush with the bottom surface of the lower mold cavity.

[0013] A production casting method of a chemical pump casting, which is used for operating the production casting device of the chemical pump casting, and the operation method is as follows: when the casting module moves to the position of the pouring device, the upper mold body and the lower mold body are closed together; at this time, the pouring device pours the upper mold cavity and the lower mold cavity; after pouring is completed, the driving motor is started, and the casting module moves in the counterclockwise direction; in the movement process of the casting module, the pouring liquid in the casting module can form a certain shaking effect, so that the pouring liquid in the upper mold cavity and the lower mold cavity can be more compact, so as to improve the forming effect of the pouring liquid; when the casting module moves to the position of the avoidance groove of the annular seat, the upper mold body and the lower mold body are separated, then the demolding top pillar is lifted to take out the formed impeller, and then the unloading device takes out the impeller.

[0014] Compared with the prior art, the beneficial effects of the present application are: 1. The production casting device of the chemical pump casting is composed of the equipment platform, the rotating platform, the casting module, the pouring device and the unloading device; one circle of the casting module is used for rotating work, so that the pouring device can continuously operate, the waiting time of the pouring device is reduced, the casting in the casting module can have a longer natural cooling time, and the overall processing efficiency of the equipment is effectively improved. 2. By fixing the ring seat on the equipment platform through the connecting frame, opening the avoidance slot on the ring seat, opening the guide column slot on the support column, and movably installing the support spring in the guide column slot, the automatic opening and closing of the upper mold body and the lower mold body is realized through the interaction of the upper mold body and the ring seat, and through the rotating action of the rotating platform. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the present application; Figure 2 It is a distribution schematic diagram of the casting module of the present application; Figure 3 It is a structural schematic diagram of the casting module of the present application; Figure 4 It is Figure 3 It is an enlarged schematic diagram of the structure at A in the middle; Figure 5 It is a structural schematic diagram of the upper mold body of the present application; Figure 6 It is a structural schematic diagram of the ring seat of the present application; Figure 7 It is a semi-partial view of the lower mold body of the present application; Figure 8 It is Figure 7 It is an enlarged schematic diagram of the structure at B in the middle; Figure 9 It is a structural schematic diagram of the ejection top column and the force column of the present application; Figure 10 It is a connection schematic diagram of the upper mold body and the lower mold body of the present application; Figure 11 It is Figure 10 It is an enlarged schematic diagram of the structure at C; Figure 12 It is Figure 10 It is an enlarged schematic diagram of the structure at D.

[0016] In the figure: equipment platform 1, rotating platform 2, casting module 3, pouring equipment 4, unloading device 5, support leg 6, lower mold body 7, upper mold body 8, support column 9, support seat 10, guide column slot 11, support spring 12, guide column 13, lower mold cavity 14, upper mold cavity 15, pouring opening 16, primary threaded hole 17, limiting bolt 18, top column hole 19, force column hole 20, primary spring slot 21, secondary spring slot 22, limiting plate slot 23, secondary threaded hole 24, ejection top column 25, primary spring force seat 26, force column 27, secondary spring force seat 28, primary return spring 29, secondary return spring 30, limiting plate 31, positioning screw 32, connecting frame 33, ring seat 34, avoidance slot 35, roller seat 36, guide roller 37, communication slot 38, connecting rod 39. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme of the present application, and the advantages are clearer, more complete, and more clearly understood, the embodiments of the present application are further described in detail below with reference to the drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present application, rather than all embodiments, and are used to explain the embodiments of the present application, and are not used to limit the embodiments of the present application. All other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0018] Please refer to Figures 1-12 The present application provides the following four preferred embodiments: Embodiment one, a chemical pump casting production casting device, comprising equipment platform 1, rotating platform 2, casting module 3, pouring equipment 4 and unloading device 5, the equipment platform 1 is fixedly installed on the ground through the supporting leg 6, and the center position of the equipment platform 1 is rotatably installed with a rotating shaft, the rotating shaft is driven by a driving motor below the equipment platform 1, the rotating platform 2 is fixedly installed on the upper side end of the rotating shaft, the casting module 3 is fixedly installed on the rotating platform 2, the casting module 3 comprises a lower die body 7 and an upper die body 8 combined, a lower die cavity 14 is formed on the lower die body 7, an upper die cavity 15 is formed on the upper die body 8, a pouring port 16 is formed on the upper side end of the upper die cavity 15, the lower die cavity 14 and the upper die cavity 15 are used for forming impellers, the pouring equipment 4 is used for pouring into the lower die cavity 14 and the upper die cavity 15 through the pouring port 16, and the unloading device 5 is arranged on the side of the equipment platform 1, and the unloading device 5 is used for unloading the impeller formed by the casting module 3.

[0019] The casting module 3 is circumferentially provided with six on the rotating platform 2, the lower surface of the lower die body 7 is fixedly installed with a support column 9, the lower side end of the support column 9 is integrally formed with a support seat 10, and the support seat 10 is fixed on the rotating platform 2 through positioning bolts. By setting the chemical pump casting production casting device composed of the equipment platform 1, the rotating platform 2, the casting module 3, the pouring equipment 4 and the unloading device 5, the casting module 3 in a circle works in turn, so that the pouring equipment 4 can continuously run, the waiting time of the pouring equipment 4 is reduced, and the casting has a longer natural cooling time in the casting module 3, thereby effectively improving the overall processing efficiency of the equipment.

[0020] Embodiment two, on the basis of embodiment one, a guide column groove 11 is formed on the support column 9, the guide column groove 11 penetrates the lower die body 7, a support spring 12 is movably installed in the guide column groove 11, and a guide column 13 is integrally formed on the lower surface of the upper die body 8.

[0021] The ring-shaped seat 34 is fixedly installed on the equipment platform 1 through the connecting frame 33, the lower side of the ring-shaped seat 34 is provided with an empty slot 35, the bottom of the empty slot 35 is smoothly connected with the lower side of the ring-shaped seat 34 through a wedge surface, when the upper die body 8 is located at the position of the empty slot 35, the upper die body 8 and the lower die body 7 are in an open mold state, the position of the discharging device 5 corresponds to the position of the empty slot 35, when the upper die body 8 is staggered with the empty slot 35, the upper die body 8 and the lower die body 7 are in a closed mold state, the pouring equipment 4 is located at the side of the empty slot 35, the ring-shaped seat 34 is fixedly installed on the equipment platform 1 through the connecting frame 33, the empty slot 35 is provided on the ring-shaped seat 34, the guide column slot 11 is provided on the support column 9, the support spring 12 is movably installed in the guide column slot 11, the upper die body 8 and the ring-shaped seat 34 interact, the rotating platform 2 rotates, and the automatic opening and closing of the upper die body 8 and the lower die body 7 is realized.

[0022] The upper surface of the upper die body 8 is fixedly installed with a roller seat 36 at both side positions, the roller seat 36 is rotatably installed with a guide roller 37, the upper side of the guide roller 37 is arranged close to the lower surface of the ring-shaped seat 34, and the guide roller 37 can reduce friction to avoid large friction between the upper die body 8 and the ring-shaped seat 34.

[0023] The guide column 13 is provided with a bolt hole, the bolt hole penetrates the upper die body 8, the lower surface of the guide column slot 11 is provided with a primary thread hole 17, the primary thread hole 17 is fixedly installed with a limiting bolt 18, the screw rod of the limiting bolt 18 is arranged through the bolt hole and the support spring 12, and the maximum upward movement position of the upper die body 8 is limited by the limiting bolt 18.

[0024] In example three, on the basis of example two, the bottom of the lower die cavity 14 is provided with a top column hole 19, the upper surface of the lower die body 7 is provided with a stress column hole 20, the lower surface of the lower die body 7 is provided with a primary spring slot 21 and a secondary spring slot 22, the primary spring slot 21 is arranged in communication with the top column hole 19, the secondary spring slot 22 is arranged in communication with the stress column hole 20, the lower side of the primary spring slot 21 and the secondary spring slot 22 is provided with a limiting plate slot 23, the bottom of the limiting plate slot 23 is provided with a secondary thread hole 24, the primary spring slot 21 and the secondary spring slot 22 are communicated through a communication slot 38, and the communication slot 38 is arranged in a staggered manner with the secondary thread hole 24.

[0025] The demolding top column 25 is movably arranged in the top column hole 19, and the lower surface of the demolding top column 25 is integrally formed with a first spring force seat 26, the first spring force seat 26 is movably arranged in the first spring groove 21, the force column 27 is movably arranged in the force column hole 20, the lower surface of the force column 27 is integrally formed with a second spring force seat 28, the second spring force seat 28 is movably arranged in the second spring groove 22, the first spring force seat 26 and the second spring force seat 28 are connected through the connecting rod 39, the connecting rod 39 is movably arranged in the communication groove 38, the first reset spring 29 is movably arranged in the first spring groove 21, the second reset spring 30 is movably arranged in the second spring groove 22, and the limiting plate 31 is fixedly arranged in the limiting plate groove 23 through the positioning screw 32, and the lower end of the first reset spring 29 and the second reset spring 30 is arranged in abutment with the limiting plate 31.

[0026] When the first reset spring 29 and the second reset spring 30 are in the reset state, the first spring force seat 26 and the second spring force seat 28 move to the upper end of the first spring groove 21 and the second spring groove 22 respectively, when the upper die body 8 and the lower die body 7 are closed, the force column 27 is completely pressed into the force column hole 20, and at this time, the upper surface of the demolding top column 25 is flush with the bottom surface of the lower mold cavity 14, the upper and lower movements of the upper die body 8 are used to realize the synchronous movement of the demolding top column 25, thereby realizing the automatic demolding of the casting module 3, thereby reducing the use of the driving structure on the equipment, and facilitating the daily circuit maintenance of the equipment.

[0027] In the fourth embodiment, on the basis of the third embodiment, a production casting method of a chemical pump casting, the production casting method of the chemical pump casting is used to operate the production casting device of the above-mentioned chemical pump casting, when the casting module 3 moves to the position of the pouring equipment 4, the upper die body 8 and the lower die body 7 are closed together, at this time, the pouring equipment 4 pours the upper mold cavity 15 and the lower mold cavity 14, after pouring is completed, the driving motor is started, the casting module 3 moves in the counterclockwise direction, in the movement process of the casting module 3, the pouring liquid in the casting module 3 will form a certain shaking effect, so that the pouring liquid in the upper mold cavity 15 and the lower mold cavity 14 can be more compact, so as to improve the forming effect of the pouring liquid, when the casting module 3 moves to the position of the avoidance groove 35 on the annular seat 34, at this time, the upper die body 8 and the lower die body 7 are separated, then the demolding top column 25 is lifted to take out the formed impeller, and then the unloading device 5 takes out the impeller.

[0028] While the forgoing detailed description of the application has shown specific embodiments of the application, it is to be understood that changes and modifications can be made to the specific embodiments without departing from the spirit and scope of the application as defined by the claims set forth below.

Claims

1. A production casting device for chemical pump castings, characterized by: include: An equipment platform (1), wherein the equipment platform (1) is fixedly mounted on the ground via support legs (6), and a rotating shaft is rotatably mounted at the center of the equipment platform (1), and the rotating shaft is driven by a driving motor below the equipment platform (1); A rotating platform (2), wherein the rotating platform (2) is fixedly mounted on the upper side end of the rotating shaft; A casting module (3), wherein the casting module (3) is fixedly mounted on the rotating platform (2), and the casting module (3) comprises a lower mold body (7) and an upper mold body (8), wherein the lower mold body (7) is provided with a lower mold cavity (14), and the upper mold body (8) is provided with an upper mold cavity (15), and a pouring port (16) is provided at the upper side end of the upper mold cavity (15), and the lower mold cavity (14) and the upper mold cavity (15) are used for molding the impeller; A pouring device (4), the pouring device (4) being used for pouring into the lower mold cavity (14) and the upper mold cavity (15) through a pouring port (16); A discharge device (5) is provided on the side of the equipment platform (1), and the discharge device (5) is used to discharge the impeller formed by the casting module (3).

2. The production casting device for a chemical pump casting according to claim 1, characterized in that: Six casting modules (3) are arranged on an equal circumference on the rotating platform (2); a support column (9) is fixedly installed on the lower surface of the lower mold body (7); a support seat (10) is integrally formed at the lower side end of the support column (9); and the support seat (10) is fixed to the rotating platform (2) by positioning bolts.

3. The production casting device for a chemical pump casting according to claim 2, characterized in that: A guide column groove (11) is provided on the support column (9), the guide column groove (11) passes through the lower mold body (7), and a support spring (12) is movably installed in the guide column groove (11), and a guide column (13) is integrally formed on the lower surface of the upper mold body (8), and the guide column (13) is movably set in the guide column groove (11).

4. The production casting device for a chemical pump casting according to claim 3, characterized in that: An annular seat (34) is fixedly mounted on the equipment platform (1) via a connecting frame (33), an air avoidance groove (35) is provided on the lower side of the annular seat (34), and the bottom of the air avoidance groove (35) is smoothly connected to the lower side of the annular seat (34) via a wedge-shaped surface. When the upper mold body (8) is located at the position of the air avoidance groove (35), the upper mold body (8) and the lower mold body (7) are in an open mold state, the position of the unloading device (5) corresponds to the position of the air avoidance groove (35), and when the upper mold body (8) and the air avoidance groove (35) are offset, the upper mold body (8) and the lower mold body (7) are in a closed mold state, and the casting equipment (4) is located at the side of the air avoidance groove (35).

5. The production casting device for a chemical pump casting according to claim 4, characterized in that: Roller seats (36) are fixedly mounted on both sides of the upper surface of the upper mold body (8), and guide rollers (37) are rotatably mounted on the roller seats (36). The upper side of the guide rollers (37) is arranged to be in contact with the lower surface of the annular seat (34).

6. The production casting device for a chemical pump casting according to claim 4, characterized in that: The guide column (13) is provided with a bolt hole, and the bolt hole passes through the upper mold body (8). The lower surface of the guide column groove (11) is provided with a first-level threaded hole (17), and a limiting bolt (18) is fixedly installed in the first-level threaded hole (17). The screw rod of the limiting bolt (18) passes through the bolt hole and the support spring (12) for setting. The maximum upward movement position of the upper mold body (8) is limited by the limiting bolt (18).

7. The production casting device for a chemical pump casting according to claim 6, characterized in that: The bottom of the lower mold cavity (14) is provided with a top column hole (19), the upper surface of the lower mold body (7) is provided with a load-bearing column hole (20), the lower surface of the lower mold body (7) is provided with a primary spring groove (21) and a secondary spring groove (22), the primary spring groove (21) is connected to the top column hole (19), the secondary spring groove (22) is connected to the load-bearing column hole (20), a limiting plate groove (23) is provided at the lower side ports of the primary spring groove (21) and the secondary spring groove (22), the bottom of the limiting plate groove (23) is provided with a secondary threaded hole (24), the primary spring groove (21) and the secondary spring groove (22) are connected through a connecting groove (38), and the connecting groove (38) and the secondary threaded hole (24) are staggered.

8. The production casting device for a chemical pump casting according to claim 7, characterized in that: A demoulding ejector post (25) is movably mounted in the ejector post hole (19), and a first-level spring force seat (26) is integrally formed on the lower surface of the demoulding ejector post (25), and the first-level spring force seat (26) is movably arranged in the first-level spring groove (21). A force post (27) is movably mounted in the force post hole (20), and a second-level spring force seat (28) is integrally formed on the lower surface of the force post (27), and the second-level spring force seat (28) is movably arranged in the second-level spring groove (22). The first-level spring force seat (26), The secondary spring force seats (28) are connected by a connecting rod (39), and the connecting rod (39) is movably set in the connecting groove (38). A primary return spring (29) is movably set in the primary spring groove (21), and a secondary return spring (30) is movably installed in the secondary spring groove (22). A limit plate (31) is fixedly installed in the limit plate groove (23) by a positioning screw (32), and the lower side ends of the primary return spring (29) and the secondary return spring (30) are both set against the limit plate (31).

9. The production casting device for a chemical pump casting according to claim 8, characterized in that: When the primary return spring (29) and the secondary return spring (30) are in the reset state, the primary spring force seat (26) and the secondary spring force seat (28) move to the upper side ends of the primary spring groove (21) and the secondary spring groove (22), respectively. When the upper mold body (8) and the lower mold body (7) are closed, the force column (27) is completely pressed into the force column hole (20), and at this time, the upper surface of the demoulding top column (25) is flush with the bottom surface of the lower mold cavity (14).

10. A method for producing a chemical pump casting, characterized in that: The production casting method of the chemical pump casting is used to operate the production casting device of any one of the chemical pump castings according to claims 8-9. The operation method is as follows: when the casting module (3) moves to the position of the casting equipment (4), the upper mold body (8) and the lower mold body (7) are molded together, and the casting equipment (4) casts the upper mold cavity (15) and the lower mold cavity (14). After the casting is completed, the driving motor is started, and the casting module (3) moves in the counterclockwise direction. During the movement of (3), the casting liquid inside the casting module (3) will form a certain shaking effect, so that the casting liquid can be more tightly packed in the upper mold cavity (15) and the lower mold cavity (14), so as to improve the molding effect of the casting liquid. When the casting module (3) moves to the position of the air avoidance groove (35) on the annular seat (34), the upper mold body (8) and the lower mold body (7) are separated, and then the demoulding top column (25) is lifted to push out the formed impeller, and then the unloading device (5) takes out the impeller.

Images