Multi-station centrifugal casting equipment

Abstract

The utility model provides multi-station centrifugal casting equipment which comprises a rack and a workbench arranged on the rack, a plurality of rotating tables are arranged above the workbench, the lower side of each rotating table is connected with a rotating shaft, the rotating shafts are rotationally connected with the workbench, a driving mechanism for driving each rotating shaft to rotate is arranged below the workbench, and the rotating shafts are connected with the driving mechanism. A casting mold is placed on each rotating table, and a mold positioning structure corresponding to the casting mold is arranged on each rotating table; the driving mechanism comprises a driving motor, the output end of the driving motor is in transmission connection with one rotating shaft, and the rotating shafts are connected through a transmission assembly. The multi-station centrifugal casting equipment comprises the multiple rotating tables, the casting molds are placed on the rotating tables correspondingly, in the using process, the rotating tables can rotate at the same time, and the production efficiency of centrifugal casting is improved.

Description

Technical Field

[0001] The utility model relates to a casting device, specifically, to a multi-station centrifugal casting device. Background Art

[0002] Centrifugal casting is a casting method in which liquid metal is poured into a rapidly rotating mold, and the metal liquid makes a centrifugal motion to fill the mold and form a casting. This casting method enables the liquid metal to well fill the mold in the radial direction through centrifugal motion and form a free surface of the casting, can obtain a cylindrical inner hole without a core, helps to remove gas and inclusions in the liquid metal; affects the crystallization process of the metal, thereby improving the mechanical properties and physical properties of the casting. Currently, there are many centrifugal casting devices on the market. For example: the centrifugal casting device disclosed in Chinese Patent CN107876723A, the centrifugal casting device disclosed in Chinese Patent CN104884190A, etc. However, these centrifugal casting devices have only one casting station, and the casting efficiency is relatively low.

[0003] In order to solve the above existing problems, people have been seeking an ideal technical solution. Summary of the Utility Model

[0004] The purpose of the utility model is to aim at the deficiencies of the prior art, and thus provide a multi-station centrifugal casting device.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A multi-station centrifugal casting device includes a frame and a workbench arranged on the frame. Above the workbench, several rotating platforms are arranged. The lower sides of the respective rotating platforms are respectively connected with rotating shafts, and the rotating shafts are rotationally connected with the workbench. Below the workbench, a driving mechanism for driving each rotating shaft to rotate is arranged. Casting molds are respectively placed on the respective rotating platforms, and mold positioning structures are arranged corresponding to the casting molds on the respective rotating platforms; the driving mechanism includes a driving motor, the output end of the driving motor is in transmission connection with one of the rotating shafts, and the rotating shafts are connected through a transmission component.

[0007] An installation seat is arranged on the lower side of the workbench. The lower end of the rotating shaft extends into the interior of the installation seat and is rotationally connected with the installation seat. An installation cavity is arranged inside the installation seat. The two rotating shafts are in transmission connection through a pulley and a transmission belt. The pulley is installed in the installation cavity. An opening for accommodating the transmission belt is arranged on the side of the installation seat; the driving motor is fixed on one of the installation seats.

[0008] A support mechanism is provided on the upper side of the workbench corresponding to the rotating table. The support mechanism includes an L-shaped connecting plate arranged below the rotating table. The horizontal part of the L-shaped connecting plate is connected to the workbench, and a connecting shaft is arranged on the vertical part of the L-shaped connecting plate. A rotating wheel is rotatably installed on the connecting shaft, and the outer side surface of the rotating wheel is tangent to the lower side surface of the rotating table.

[0009] The mold positioning mechanism includes a positioning pressing block, a number of first positioning columns, and a number of second positioning columns arranged on the rotating table. Positioning holes are provided on the casting mold corresponding to the first positioning columns. A first liquid injection port is opened at the center of the positioning pressing block, and a second liquid injection port is opened at the center of the casting mold. The second liquid injection port communicates with the inner cavity of the casting mold, and the first liquid injection port communicates with the second liquid injection port. The surface of the second positioning column is tangent to the outer side surface of the positioning pressing block.

[0010] The mold positioning mechanism further includes a number of support platforms arranged on the rotating table. Locking components are respectively arranged on each support platform, and connecting hanging hooks are arranged on the positioning pressing block corresponding to each locking component.

[0011] The frame includes a number of fixed bottom plates. A number of vertical columns are respectively arranged on each fixed bottom plate, and the top surface of the vertical columns is connected to the lower side surface of the workbench.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows. The present utility model provides a multi-station centrifugal casting device, which is suitable for producing small workpieces, such as decorative workpieces, etc. Specifically, the centrifugal casting double device of the present utility model includes a plurality of rotating tables, and casting molds are respectively placed on each rotating table. During use, each rotating table can be driven by a driving motor to rotate simultaneously, improving the production efficiency of centrifugal casting. Description of the Drawings

[0013] Figure 1 is the first structural schematic diagram of the present utility model.

[0014] Figure 2 is the second structural schematic diagram of the present utility model.

[0015] Figure 3 is the third structural schematic diagram of the present utility model.

[0016] Figure 4 is the fourth structural schematic diagram of the present utility model.

[0017] Figure 5 is the schematic diagram of the casting mold in the present utility model.

[0018] Figure 6 is the first partial enlarged schematic diagram of the present utility model.

[0019] Figure 7 is the second partial enlarged schematic diagram of the present utility model.

[0020] In the figure: 1. Frame; 2. Workbench; 3. Rotary table; 4. Driving motor; 5. Casting mold; 6. Mounting seat; 7. Transmission belt; 8. Pulley; 9. Second positioning post; 10. Locking component; 11. Support table; 12. Connecting hanging buckle; 13. L-shaped connecting plate; 14. Runner; 15. Support mechanism; 16. Fixed bottom plate; 17. Vertical column; 18. Positioning pressing block; 19. First liquid injection port; 20. Positioning hole. Specific embodiments

[0021] The technical solutions of the present utility model will be further described in detail below through specific embodiments.

[0022] In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, terms such as "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. "Installation", "provided with", "connection", etc. can adopt conventional means in the prior art, such as: integral setting, snap connection installation, welding connection, bonding connection, bolt connection, etc. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations, and suitable connection, setting or installation methods can be selected in the prior art.

[0023] As Figures 1-7 shown, a multi-station centrifugal casting device includes a frame 1 and a workbench 2 provided on the frame 1. Above the workbench 2, several rotary tables 3 are provided. The lower sides of the rotary tables 3 are respectively connected with rotating shafts, and the rotating shafts are rotatably connected with the workbench 2. Below the workbench 2, a driving mechanism for driving each rotating shaft to rotate is provided. Casting molds 5 are respectively placed on the rotary tables 3, and mold positioning structures are provided corresponding to the casting molds 5 on the rotary tables 3. The driving mechanism includes a driving motor 4, the output end of the driving motor 4 is in transmission connection with one of the rotating shafts, and the rotating shafts are connected through a transmission component. Specifically, in order to produce different workpieces, corresponding casting molds in the prior art can be adopted according to needs. The specific structures of the casting molds all adopt the prior art. For example: common upper mold and lower mold structures can be adopted, and mold cavities are provided inside the upper mold and the lower mold, which have nothing to do with the technical problems to be solved by the present utility model and will not be elaborated. The lower mold in Figure 5 the appendix is for facilitating the understanding of the assembly method and is not a limitation on the mold structure. Referring to the attached drawings, four rotary tables are provided in this embodiment, and in other embodiments, six, eight, etc. can be provided according to needs.

[0024] The multi-station centrifugal casting equipment is suitable for producing small workpieces, such as decorative workpieces, etc. Specifically, the centrifugal casting dual equipment of the utility model includes multiple rotating tables, each of which is respectively placed with a casting mold. During use, each rotating table can be driven by a driving motor to rotate simultaneously, thereby improving the production efficiency of centrifugal casting.

[0025] In one embodiment, a mounting seat 6 is provided on the lower side of the workbench 2, the lower end of the rotating shaft extends into the interior of the mounting seat 6 and is rotatably connected with the mounting seat 6, a mounting cavity is provided inside the mounting seat 6, the two rotating shafts are connected by a pulley 8 and a transmission belt 7, the pulley 8 is installed in the mounting cavity, and an opening for accommodating the transmission belt to pass through is provided on the side of the mounting seat 6; the driving motor 4 is fixed on one of the mounting seats. A rotating shaft is driven to rotate by the motor, and the pulley fixed on the rotating shaft rotates with it, and drives other pulleys to rotate through the transmission belt, thereby driving other rotating tables to rotate. In order to facilitate transmission, a pulley is installed on the rotating shaft connected to the motor, and two pulleys can be installed on other rotating shafts.

[0026] In one of the embodiments, the upper side of the workbench 2 corresponds to the support mechanism 15 provided on the turntable 3; the support mechanism 15 includes an L-shaped connecting plate 13 provided below the turntable 3, the horizontal portion of the L-shaped connecting plate 13 is connected to the workbench 2, the vertical portion of the L-shaped connecting plate 13 is provided with a connecting shaft, a rotating wheel 14 is rotatably mounted on the connecting shaft, the outer side surface of the rotating wheel 14 is tangent to the lower side surface of the turntable 3, during the rotation of the turntable, the rotating wheel supports the turntable, and in addition, the rotating wheel rotates to reduce friction.

[0027] In one embodiment, the mold positioning mechanism includes a positioning block 18 and a plurality of first positioning columns and a plurality of second positioning columns 9 arranged on a rotating table 3; a positioning hole 20 is arranged on the casting mold 5 corresponding to the first positioning column, a first liquid injection port 19 is opened at the center of the positioning block 18, a second liquid injection port is opened at the center of the casting mold 5, the second liquid injection port is connected to the inner cavity of the casting mold 5, and the first liquid injection port is connected to the second liquid injection port. During use, the molten liquid flows into the mold from the first pouring port; the surface of the second positioning column 9 is tangent to the outer side surface of the positioning block 18. During use, the casting mold is placed on the rotating table (coaxial), the first positioning column is correspondingly inserted into the positioning hole of the casting mold, and the positioning block is pressed on the casting mold to press the casting mold.

[0028] In one embodiment, the mold positioning mechanism further includes a plurality of support platforms 11 provided on the rotating table 3. Each support platform 11 is respectively provided with a locking component 10, and the positioning pressing block 18 is correspondingly provided with a connecting hanging buckle 12 for each locking component 10. Specifically, the locking component can adopt common hanging buckles, pressing locks, etc. in the prior art. During use, the hanging ring of the locking component can be connected to the connecting hanging buckle to further improve the structural stability.

[0029] In one embodiment, the frame 1 includes a plurality of fixed bottom plates 16. A plurality of vertical columns 17 are respectively provided on each fixed bottom plate 16. The top surface of the vertical column 17 is connected to the lower side surface of the workbench 2 to support the workbench. In order to improve the structural stability, a connecting cross beam can also be provided between two vertical columns.

[0030] The above embodiments can be combined with each other.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that it is still possible to modify the specific implementation manners of the present invention or perform equivalent replacements for some technical features. Without departing from the spirit of the technical solutions of the present invention, they should all be covered within the scope of the technical solutions claimed by the present invention.

Claims

1. A multi-station centrifugal casting equipment, characterized in that: It includes a frame and a workbench arranged on the frame, a plurality of rotating tables are arranged above the workbench, a rotating shaft is connected to the lower side of each rotating table, the rotating shaft is rotatably connected to the workbench, a driving mechanism for driving each rotating shaft to rotate is arranged below the workbench, a casting mold is placed on each rotating table, and a mold positioning structure is arranged on each rotating table corresponding to the casting mold; the driving mechanism includes a driving motor, the output end of the driving motor is connected to one of the rotating shafts, and the rotating shafts are connected by a transmission component.

2. The multi-station centrifugal casting equipment according to claim 1, characterized in that: A mounting seat is provided on the lower side of the workbench, the lower end of the rotating shaft extends into the interior of the mounting seat and is rotatably connected to the mounting seat, a mounting cavity is provided inside the mounting seat, the two rotating shafts are connected through a pulley and a transmission belt, the pulley is located in the mounting cavity, and an opening is provided on the side of the mounting seat to accommodate the transmission belt passing through; the driving motor is fixed on one of the mounting seats.

3. The multi-station centrifugal casting equipment according to claim 2, characterized in that: The upper side of the workbench corresponds to the supporting mechanism arranged on the rotating table; the supporting mechanism includes an L-shaped connecting plate arranged below the rotating table, the horizontal part of the L-shaped connecting plate is connected to the workbench, the vertical part of the L-shaped connecting plate is provided with a connecting shaft, a rotating wheel is rotatably installed on the connecting shaft, and the outer side surface of the rotating wheel is tangent to the lower side surface of the rotating table.

4. The multi-station centrifugal casting equipment according to claim 3, characterized in that: The mold positioning mechanism includes a positioning block and a plurality of first positioning columns and a plurality of second positioning columns arranged on a rotating table; a positioning hole is arranged on the casting mold corresponding to the first positioning column, a first liquid injection port is opened at the center of the positioning block, a second liquid injection port is opened at the center of the casting mold, the second liquid injection port is connected to the inner cavity of the casting mold, and the first liquid injection port is connected to the second liquid injection port; the surface of the second positioning column is tangent to the outer side surface of the positioning block.

5. The multi-station centrifugal casting equipment according to claim 4, characterized in that: The mold positioning mechanism also includes a plurality of support platforms arranged on the rotating platform, each support platform is respectively provided with a locking component, and the positioning pressing block is provided with a connecting hook corresponding to each locking component.

6. The multi-station centrifugal casting equipment according to claim 5, characterized in that: The frame comprises a plurality of fixed bottom plates, each of which is respectively provided with a plurality of vertical columns, and the top surfaces of the vertical columns are connected to the lower side surface of the workbench.

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