Forming device for alumina ball production

Abstract

The utility model discloses a forming device for alumina ball production, which comprises a rack, a rotary table is rotatably connected to the inner side of the rack, a first hydraulic cylinder is fixedly connected to the top side of the rack, one end of the first hydraulic cylinder is connected with the top of an upper pressing die, a reciprocating lead screw is mounted on the inner side of the rack, and a fixing frame is connected to the inner side of the reciprocating lead screw. A third hydraulic cylinder is fixedly connected to the top of the fixing frame, a movable plate is arranged at the bottom of the fixing frame, a discharging pipe is connected to the bottom of the movable plate, a raw material conveying pipe is connected to the top of the movable plate, and the raw material conveying pipe communicates with the movable plate; the lower pressing mold and the upper pressing mold are both inserted into the mold frame and are both in sliding connection with the mold frame, and inner cavities of the lower pressing mold and the upper pressing mold are spliced to form a spherical structure. The device can realize quick discharging of the alumina balls, and meanwhile, the forming quality of the alumina balls is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of alumina ball production, in particular to a forming device for the production of alumina balls. Background Art

[0002] High alumina balls are a type of alumina balls. Due to their high alumina content, they are referred to as high alumina balls. High alumina balls can be further divided into 90, 92, 95, 99 and other series according to the alumina content.

[0003] Alumina balls need to be formed using a rotary molding machine and a pressure molding machine during the production process. However, the existing pressure molding machine is not easy to discharge the molded alumina balls during use, and the alumina balls are easily stuck inside the pressure molding machine, so improvements are needed. Utility Model Content

[0004] The utility model aims to provide a forming device for producing alumina balls, so as to solve the problem that alumina balls in a pressure forming machine are difficult to discharge as mentioned in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a forming device for producing alumina balls, comprising a frame, a turntable is rotatably connected to the inner side of the frame, a mold frame and a lower die are arranged on the top side of the turntable, an upper die is slidably connected to one end of the frame, the lower die and the upper die are both inserted into the mold frame, the lower die and the upper die are both slidably connected to the mold frame, and the inner cavities of the lower die and the upper die are spliced ​​to form a spherical structure.

[0006] Preferably, a first hydraulic cylinder is fixedly connected to the top side of the frame, and one end of the first hydraulic cylinder is connected to the top of the upper die.

[0007] Preferably, a reciprocating screw is installed on the inner side of the frame, a fixed frame is connected to the inner side of the reciprocating screw, a third hydraulic cylinder is fixedly connected to the top of the fixed frame, a movable plate is provided at the bottom of the fixed frame, a discharge pipe is connected to the bottom of the movable plate, one end of the third hydraulic cylinder is connected to the top of the movable plate, a raw material conveying pipe is connected to the top of the movable plate, and the raw material conveying pipe is communicated with the movable plate.

[0008] Preferably, a rotating motor is fixedly connected to the outer wall of the frame, and one end of the rotating motor shaft is connected to one side of the turntable.

[0009] Preferably, a second hydraulic cylinder is fixedly connected to the bottom of the turntable, an opening is provided on the turntable, a top plate is provided inside the opening, and one end of the second hydraulic cylinder is connected to the bottom of the top plate.

[0010] Preferably, a groove is provided on the inner side of the lower die, a top frame is provided inside the groove, and the top frame is an arc-shaped structure.

[0011] Preferably, a push rod is provided on the top of the top plate, and one end of the push rod passes through the lower die and is connected to the top frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The device can realize the rapid discharge of alumina balls while ensuring the quality of alumina ball molding.

[0014] (2) The device uses a turntable that can rotate automatically, and a mold frame is set on the top of the turntable. An automatically lifting top frame is set in the lower die inside the mold frame. The top frame can push out the alumina balls inside the lower die, and then the turntable can be rotated and tilted to realize batch discharge of alumina balls, thereby improving discharge efficiency.

[0015] (3) The device provides a movable plate and a discharge pipe that can move forward and backward at the front end of the turntable, and moves the discharge pipe to the top of the lower die to achieve automatic addition of raw materials, thereby improving molding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a molding device for producing alumina balls according to the utility model;

[0017] Figure 2 The utility model is a forming device for producing alumina balls Figure 1 Enlarged view of point A in the middle;

[0018] Figure 3 This is a front view of the connection between the fixed frame and the movable plate of a forming device for producing alumina balls according to the utility model;

[0019] Figure 4 The utility model is a side view of the connection between a fixed frame and a movable plate of a forming device for producing alumina balls.

[0020] In the figure: 1. first hydraulic cylinder; 2. frame; 3. upper die; 4. mold frame; 5. rotating motor; 6. turntable; 7. second hydraulic cylinder; 8. raw material conveying pipe; 9. third hydraulic cylinder; 10. reciprocating screw; 11. movable plate; 12. discharge pipe; 13. ejector rod; 14. ejector plate; 15. lower die; 16. ejector frame; 17. fixed frame. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 The utility model provides a technical solution: a forming device for the production of alumina balls, comprising a frame 2, a turntable 6 is rotatably connected to the inner side of the frame 2, a first hydraulic cylinder 1 is fixedly connected to the top side of the frame 2, and one end of the first hydraulic cylinder 1 is connected to the top of the upper die 3; this structure can drive the upper die 3 to automatically rise and fall through the first hydraulic cylinder 1, so that the upper die 3 and the lower die 15 can be spliced ​​or separated; a reciprocating screw 10 is installed on the inner side of the frame 2, a fixed frame 17 is connected to the inner side of the reciprocating screw 10, a third hydraulic cylinder 9 is fixedly connected to the top of the fixed frame 17, and a third hydraulic cylinder 9 is fixedly connected to the bottom of the fixed frame 17 A movable plate 11 is provided, and a discharge pipe 12 is connected to the bottom of the movable plate 11. One end of the third hydraulic cylinder 9 is connected to the top of the movable plate 11, and a raw material conveying pipe 8 is connected to the top of the movable plate 11. The raw material conveying pipe 8 is communicated with the movable plate 11; the reciprocating screw 10 of this structure is a ball reciprocating screw, and the reciprocating screw 10 is composed of a fixed seat, a threaded rod, a motor and a screw slide. When the threaded rod rotates, it can drive the screw slide to move linearly, thereby driving the fixed frame 17 to move longitudinally, which is convenient for driving the movable plate 11 and the discharge pipe 12 on the fixed frame 17 to be located at the top of the lower die 15 The outer wall of the frame 2 is fixedly connected to a rotating motor 5, and one end of the shaft of the rotating motor 5 is connected to one side of the turntable 6; this structure can drive the turntable 6 to rotate automatically by the rotating motor 5, and the turntable 6 can be tilted after rotation so that the alumina balls exposed on the top of the turntable 6 can be automatically unloaded; the bottom of the turntable 6 is fixedly connected to a second hydraulic cylinder 7, and an opening is provided on the turntable 6, and a top plate 14 is provided inside the opening, and one end of the second hydraulic cylinder 7 is connected to the bottom of the top plate 14; a push rod 13 is provided on the top of the top plate 14, and one end of the push rod 13 passes through the lower die 15 and is connected to the top frame 16; this structure is connected to the top rod 13 can push the top frame 16 to rise, thereby pushing the alumina ball inside the lower die 15 to move out; a groove is opened on the inner side of the lower die 15, and a top frame 16 is arranged inside the groove, and the top frame 16 is an arc-shaped structure; this structure can push the top frame 16 to automatically rise and fall through the second hydraulic cylinder 7; a mold frame 4 and a lower die 15 are arranged on the top side of the turntable 6, and an upper die 3 is slidably connected to one end of the frame 2, and the lower die 15 and the upper die 3 are both inserted into the mold frame 4, and the lower die 15 and the upper die 3 are both slidably connected to the mold frame 4, and the inner cavities of the lower die 15 and the upper die 3 are spliced ​​to form a spherical structure.

[0023] Working principle: When using the forming device for the production of alumina balls, first, start the reciprocating screw 10 while the upper die 3 is raised to drive the fixed frame 17 to move from front to back, so that the discharge pipe 12 on the fixed frame 17 moves to the top of the lower die 15, and then the material falls from the discharge pipe 12 to the inside of the lower die 15 through the raw material conveying pipe 8 and the movable plate 11, and then the reciprocating screw 10 drives the fixed frame 17 to reset, and then the first hydraulic cylinder 1 pushes the upper die 3 and the lower die 15 downward to assemble the die, thereby pressurizing the raw materials inside the upper die 3 and the lower die 15 to form the raw materials. After forming, the upper die 3 is opened, and then the second hydraulic cylinder 7 pushes the top frame 16 upward, so that the top frame 16 pushes the product inside the lower die 15 to be ejected, and then the motor 5 is rotated to drive the turntable 6 to rotate, and the turntable 6 tilts after rotation. At this time, the product on the turntable 6 falls and is discharged.

[0024] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A forming device for producing alumina balls, comprising a frame (2), characterized in that: The frame (2) is rotatably connected to a turntable (6) on the inner side, a mold frame (4) and a lower die (15) are arranged on the top side of the turntable (6), one end of the frame (2) is slidably connected to an upper die (3), the lower die (15) and the upper die (3) are both inserted into the mold frame (4), the lower die (15) and the upper die (3) are both slidably connected to the mold frame (4), and the inner cavities of the lower die (15) and the upper die (3) are spliced ​​to form a spherical structure.

2. The forming device for producing alumina balls according to claim 1, characterized in that: A first hydraulic cylinder (1) is fixedly connected to the top side of the frame (2), and one end of the first hydraulic cylinder (1) is connected to the top of the upper die (3).

3. The forming device for producing alumina balls according to claim 1, characterized in that: A reciprocating screw (10) is installed on the inner side of the frame (2), a fixed frame (17) is connected to the inner side of the reciprocating screw (10), a third hydraulic cylinder (9) is fixedly connected to the top of the fixed frame (17), a movable plate (11) is arranged at the bottom of the fixed frame (17), a discharge pipe (12) is connected to the bottom of the movable plate (11), one end of the third hydraulic cylinder (9) is connected to the top of the movable plate (11), a raw material conveying pipe (8) is connected to the top of the movable plate (11), and the raw material conveying pipe (8) is communicated with the movable plate (11).

4. The forming device for producing alumina balls according to claim 1, characterized in that: The outer wall of the frame (2) is fixedly connected with a rotating motor (5), and one end of the shaft of the rotating motor (5) is connected to one side of the turntable (6).

5. The forming device for producing alumina balls according to claim 1, characterized in that: A second hydraulic cylinder (7) is fixedly connected to the bottom of the turntable (6), an opening is provided on the turntable (6), a top plate (14) is arranged inside the opening, and one end of the second hydraulic cylinder (7) is connected to the bottom of the top plate (14).

6. The forming device for producing alumina balls according to claim 1, characterized in that: A groove is provided on the inner side of the lower pressing die (15), and a top frame (16) is arranged inside the groove. The top frame (16) is an arc-shaped structure.

7. The forming device for producing alumina balls according to claim 5, characterized in that: A push rod (13) is arranged on the top of the top plate (14), and one end of the push rod (13) passes through the lower die (15) and is connected to the top frame (16).

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