Alumina catalyst carrier forming device

Abstract

The utility model relates to the technical field of aluminum oxide catalyst carrier production, in particular to an aluminum oxide catalyst carrier forming device which comprises a base, a door-shaped frame is fixedly connected to the upper end face of the base, an electric push rod is installed on the upper end face of the door-shaped frame, and the output end of the electric push rod extends to the position below the door-shaped frame and is fixedly connected with a pressing plate. The lower end face of the pressing plate is fixedly connected with a plurality of evenly-distributed upper molds, the upper end face of the base is rotationally connected with a mold base, a plurality of evenly-distributed through holes are formed in the mold base, the interiors of the through holes are slidably connected with lower molds, the outer walls of the lower molds are fixedly connected with limiting rings, and the interiors of the through holes are provided with limiting grooves. The lower die is arranged in the die holder in a sliding manner, so that when the upper die moves downwards, the lower die can be pushed downwards, materials blocked in the through holes are pushed out, and in the process of alternate operation on the two surfaces of the die holder, the materials which are clamped last time can be ejected out, are prevented from being clamped and are convenient to discharge.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum oxide catalyst carrier production, in particular to an aluminum oxide catalyst carrier molding device. Background Art

[0002] Activated alumina, also known as activated bauxite, is usually called "activated alumina" when used in catalysts. It is a porous, highly dispersed solid material with a large surface area. Its microporous surface has the characteristics required for catalysis, such as adsorption performance, surface activity, excellent thermal stability, etc., so it is widely used as a catalyst and catalyst carrier for chemical reactions.

[0003] In the production process of alumina catalyst carrier, compression molding is a relatively common method, which is formed by pressing the mold. However, the mold material of the compression molding device in the prior art is easily stuck in the mold cavity after compression molding, which makes it difficult to remove the material, and the removal is complicated and inconvenient to process. Summary of the invention

[0004] In view of the above problems, the utility model proposes an alumina catalyst carrier forming device to solve the above problems.

[0005] The utility model is implemented as follows: an alumina catalyst carrier molding device comprises a base, the upper end surface of the base is fixedly connected to a portal frame, the upper end surface of the portal frame is installed with an electric push rod, the output end of the electric push rod extends to the bottom of the portal frame and is fixedly connected to a pressure plate, the lower end surface of the pressure plate is fixedly connected to a plurality of evenly distributed upper molds, the upper end surface of the base is rotatably connected to a mold base, a plurality of evenly distributed through holes are provided inside the mold base, a plurality of the through holes are slidably connected to lower molds, the outer walls of the plurality of lower molds are fixedly connected to limiting rings, a plurality of the through holes are provided inside with limiting grooves, and a plurality of the limiting rings are respectively slidably connected to the interiors of the plurality of limiting grooves;

[0006] The upper end surface of the base is slidably connected with a material bin, and the material bin is a frame with open upper and lower ends. The front and rear end surfaces of the material bin are fixedly connected with ear plates, and the left and right end surfaces inside the portal frame are rotatably connected with screw rods, and the screw rods are threadedly connected to the ear plates located on the front side, and the left and right end surfaces inside the portal frame are fixedly connected with sliding rods, and the sliding rods are slidably connected to the ear plates located on the rear side.

[0007] In order to facilitate the rotation of the mold base, as a preferred alumina catalyst carrier molding device of the present invention, the front and rear end surfaces of the mold base are fixedly connected with connecting shafts, the mold base is rotatably connected to the base through the connecting shaft, and a second servo motor is installed on the front end surface of the base, and the output end of the second servo motor is fixedly connected to the connecting shaft located on the front side.

[0008] In order to facilitate the rotation of the screw rod, as a preferred embodiment of an alumina catalyst carrier molding device of the present invention, a first servo motor is installed on the right end face of the portal frame, and the output end of the first servo motor is fixedly connected to the screw rod.

[0009] In order to facilitate the discharge of materials, as a preferred alumina catalyst carrier molding device of the utility model, a collecting box is arranged inside the base, the bottom end surface inside the collecting box is a slope inclined forward, and the front end surface of the base is provided with a discharge port, which is connected to the collecting box.

[0010] In order to prevent a gap from being generated between the mold base and the base, as a preferred embodiment of the alumina catalyst carrier molding device of the utility model, the left and right end surfaces of the mold base are arc-shaped.

[0011] In order to facilitate the stable up and down movement of the pressing plate, as a preferred alumina catalyst carrier molding device of the utility model, the upper end surface of the pressing plate is fixedly connected to two symmetrically distributed limit rods, and the two limit rods are slidably connected to the portal frame.

[0012] In order to facilitate the control of the equipment, as a preferred alumina catalyst carrier molding device of the utility model, the front end surface of the base is provided with a controller, and the electric push rod, the first servo motor and the second servo motor are all electrically connected to the controller.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] This alumina catalyst carrier forming device can drive the mold base to rotate 180 degrees through the cooperation of the second servo motor, the connecting shaft and the mold base. By sliding the lower mold inside the mold base, when the upper mold moves downward, the lower mold can be pushed downward, thereby pushing out the material blocked in the through hole. In the process of alternating operation on both sides of the mold base, the material that was stuck last time can be ejected to prevent the material from getting stuck and facilitate discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an overall structural diagram of an alumina catalyst carrier molding device of the utility model;

[0016] Figure 2 It is a right side cross-sectional view of an alumina catalyst carrier forming device of the utility model;

[0017] Figure 3 For this utility model Figure 2 The enlarged view of point A in the middle;

[0018] Figure 4 This is a structural diagram of the mold base of the utility model;

[0019] Figure 5It is the structural diagram of the lower mold of the utility model.

[0020] In the figure, 1. base; 2. door frame; 3. electric push rod; 4. pressure plate; 5. upper mold; 6. limit rod; 7. screw rod; 8. slide rod; 9. first servo motor; 10. silo; 11. ear plate; 12. mold base; 13. connecting shaft; 14. second servo motor; 15. through hole; 16. lower mold; 17. limit ring; 18. limit groove; 19. collection box; 20. discharge port; 21. controller. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0023] See also Figure 1-5 , an alumina catalyst carrier molding device, comprising a base 1, the upper end surface of the base 1 is fixedly connected to a portal frame 2, the upper end surface of the portal frame 2 is installed with an electric push rod 3, the output end of the electric push rod 3 extends to the bottom of the portal frame 2 and is fixedly connected to a pressing plate 4, the lower end surface of the pressing plate 4 is fixedly connected to a plurality of evenly distributed upper molds 5, the upper end surface of the base 1 is rotatably connected to a mold base 12, the mold base 12 is provided with a plurality of evenly distributed through holes 15, the interior of the plurality of through holes 15 is slidably connected to a lower mold 16, the outer walls of the plurality of lower molds 16 are fixedly connected to limit rings 17, the interiors of the plurality of through holes 15 are provided with limit grooves 18, and the plurality of limit rings 17 are respectively slidably connected to the interiors of the plurality of limit grooves 18;

[0024] The upper end surface of the base 1 is slidably connected to a silo 10, and the silo 10 is a frame with open upper and lower ends. The front and rear end surfaces of the silo 10 are fixedly connected to ear plates 11, and the left and right end surfaces inside the door frame 2 are rotatably connected to screw rods 7, and the screw rods 7 are threadedly connected to the ear plates 11 located on the front side. The left and right end surfaces inside the door frame 2 are fixedly connected to slide rods 8, and the slide rods 8 are slidably connected to the ear plates 11 located on the rear side.

[0025] In this embodiment: the electric push rod 3 drives the pressing plate 4 and the upper mold 5 to move downward and press into the through hole 15 for pressing. After the pressing is completed, the second servo motor 14 is started, and the second servo motor 14 drives the mold base 12 to rotate 180 degrees through the connecting shaft 13, so that the mold base 12 is turned over, and the material in the upper lower mold 16 is turned over to the lower side, wherein a part of the material is poured downward under gravity, falls into the collection box 19, and is discharged from the discharge port 20, and a part of the material is stuck in the through hole 15, and the electric push rod 3 is started again, and the electric push rod 3 drives the pressing plate 4 and multiple upper molds 5 to press into the through hole 15, and pushes the lower mold 16 to slide downward, thereby pushing the stuck material out of the through hole 1 5, and multiple lower molds 16 are reset downward, the first servo motor 9 is started, the first servo motor 9 drives the screw rod 7 to rotate, and then drives the hopper 10 to move to the right through the ear plate 11. After the hopper 10 slides to the top of the die base 12, the raw materials in the hopper 10 fall downward into the through hole 15. After the hopper 10 is reset, the electric push rod 3 can be started again to drive the pressing plate 4 and multiple upper molds 5 to move downward for pressing. Repeat this operation to continuously press. The die base 12 is turned 180° to make the two sides work alternately. In the process of the electric push rod 3 driving the pressing plate 4 and the upper mold 5 to move downward, the material stuck last time can be ejected to prevent the material from getting stuck and facilitate discharging.

[0026] As a technical optimization solution of the utility model, the front and rear end surfaces of the mold base 12 are fixedly connected with a connecting shaft 13, the mold base 12 is rotatably connected to the base 1 through the connecting shaft 13, and a second servo motor 14 is installed on the front end surface of the base 1, and the output end of the second servo motor 14 is fixedly connected to the connecting shaft 13 located on the front side.

[0027] In this embodiment, the second servo motor 14 is a worm gear self-locking motor. By connecting the connecting shaft 13 located at the front side with the output end of the second servo motor 14, the mold base 12 can be driven to rotate 180 degrees.

[0028] As a technical optimization solution of the utility model, a first servo motor 9 is installed on the right end surface of the door frame 2 , and the output end of the first servo motor 9 is fixedly connected to the screw rod 7 .

[0029] In this embodiment, the first servo motor 9 is also a worm gear self-locking motor. By connecting the lead screw 7 to the output end of the first servo motor 9, the lead screw 7 can be driven to rotate.

[0030] As a technical optimization solution of the utility model, a collecting box 19 is arranged inside the base 1, and the bottom end surface inside the collecting box 19 is an inclined surface inclined forward. A discharge port 20 is opened on the front end surface of the base 1, and the discharge port 20 is connected to the collecting box 19.

[0031] In this embodiment, by setting the bottom end surface inside the collecting box 19 as an inclined surface inclined forward, it is convenient to discharge all the materials in the collecting box 19.

[0032] As a technical optimization solution of the present invention, the left and right end surfaces of the mold base 12 are arc-shaped.

[0033] In this embodiment, by setting the left and right end surfaces of the mold base 12 to be arc-shaped, a gap is prevented from being generated between the mold base 12 and the base 1, so that the raw materials fall into the base 1 through the gap, causing a waste of raw materials.

[0034] As a technical optimization solution of the utility model, the upper end surface of the pressing plate 4 is fixedly connected with two symmetrically distributed limiting rods 6 , and the two limiting rods 6 are both slidably connected to the door frame 2 .

[0035] In this embodiment, the pressing plate 4 is limited by the limiting rod 6 to facilitate the stable up and down movement of the pressing plate 4.

[0036] As a technical optimization solution of the present invention, a controller 21 is disposed on the front end surface of the base 1 , and the electric push rod 3 , the first servo motor 9 and the second servo motor 14 are all electrically connected to the controller 21 .

[0037] In this embodiment, the device is controlled by the controller 21, which saves time and effort and improves the degree of automation.

[0038] The working principle and use process of the utility model are as follows: when in use, first pour the raw material into the silo 10, then start the first servo motor 9, the first servo motor 9 drives the screw rod 7 to rotate, and then drives the silo 10 to move to the right through the ear plate 11, after the silo 10 slides to the top of the die base 12, the raw material in the silo 10 falls downward into the through hole 15, after the silo 10 is controlled to reset, start the electric push rod 3, drive the pressing plate 4 and the upper mold 5 to move downward and press them into the through hole 15 for pressing, after the pressing is completed, start the second servo motor 14, the second servo motor 14 drives the die base 12 to rotate 180 degrees through the connecting shaft 13, so that the die base 12 is turned over, and the silo located on the upper side is turned over. The material in the lower mold 16 is flipped to the lower side, and part of the material is poured downward under gravity, falls into the collection box 19, and is discharged from the discharge port 20. Part of the material is stuck in the through hole 15, and the electric push rod 3 is started again. The electric push rod 3 drives the pressing plate 4 and multiple upper molds 5 to be pressed into the through hole 15, pushing the lower mold 16 to slide downward, thereby pushing the stuck material out of the through hole 15, and resetting the multiple lower molds 16 downward. Repeating this operation can be continuous pressing operation, and the mold base 12 is flipped 180° to make the two sides work alternately. In the process of the electric push rod 3 driving the pressing plate 4 and the upper mold 5 to move downward, the material stuck last time can be pushed out to prevent the material from getting stuck and facilitate discharge.

[0039] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An alumina catalyst carrier forming device, comprising a base (1), characterized in that: The upper end surface of the base (1) is fixedly connected to a portal frame (2), the upper end surface of the portal frame (2) is equipped with an electric push rod (3), the output end of the electric push rod (3) extends to the bottom of the portal frame (2) and is fixedly connected to a pressure plate (4), the lower end surface of the pressure plate (4) is fixedly connected to a plurality of evenly distributed upper molds (5), the upper end surface of the base (1) is rotatably connected to a mold base (12), a plurality of evenly distributed through holes (15) are provided inside the mold base (12), the interior of the plurality of through holes (15) are all slidably connected to lower molds (16), the outer walls of the plurality of lower molds (16) are all fixedly connected to limiting rings (17), the interiors of the plurality of through holes (15) are all provided with limiting grooves (18), and the plurality of limiting rings (17) are respectively slidably connected to the interiors of the plurality of limiting grooves (18); The upper end surface of the base (1) is slidably connected to a material bin (10), the material bin (10) being a frame body with upper and lower ends open, the front and rear end surfaces of the material bin (10) are fixedly connected to ear plates (11), the left and right end surfaces inside the door frame (2) are rotatably connected to screw rods (7), the screw rods (7) are threadedly connected to the ear plates (11) located on the front side, the left and right end surfaces inside the door frame (2) are fixedly connected to slide rods (8), the slide rods (8) are slidably connected to the ear plates (11) located on the rear side.

2. The alumina catalyst carrier forming device according to claim 1, characterized in that: The front and rear end surfaces of the mold base (12) are both fixedly connected to a connecting shaft (13); the mold base (12) is rotatably connected to the base (1) via the connecting shaft (13); a second servo motor (14) is mounted on the front end surface of the base (1); the output end of the second servo motor (14) is fixedly connected to the connecting shaft (13) located at the front side.

3. The alumina catalyst carrier forming device according to claim 2, characterized in that: A first servo motor (9) is mounted on the right end surface of the portal frame (2), and an output end of the first servo motor (9) is fixedly connected to the lead screw (7).

4. The alumina catalyst carrier forming device according to claim 1, characterized in that: A collecting box (19) is arranged inside the base (1), the bottom end surface inside the collecting box (19) is an inclined surface inclined forward, and a discharge port (20) is provided on the front end surface of the base (1), and the discharge port (20) is connected to the collecting box (19).

5. The alumina catalyst carrier forming device according to claim 1, characterized in that: The left and right end surfaces of the mold base (12) are arc-shaped.

6. The alumina catalyst carrier forming device according to claim 1, characterized in that: The upper end surface of the pressing plate (4) is fixedly connected to two symmetrically distributed limiting rods (6), and the two limiting rods (6) are both slidably connected to the door frame (2).

7. The alumina catalyst carrier forming device according to claim 3, characterized in that: A controller (21) is provided on the front end surface of the base (1), and the electric push rod (3), the first servo motor (9) and the second servo motor (14) are all electrically connected to the controller (21).

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