Quick pressing device for powder supply cylinder body of 3D (three-dimensional) equipment

Abstract

The utility model discloses a quick pressing device for a powder supply cylinder body of 3D (three-dimensional) equipment, which comprises an air cylinder, a first guide rod, a pressing arm, a pressing plate, a pressing column, a bearing, a first linear bearing, a second guide rod and a spring, and the air cylinder is mounted at the top of a cover plate through a supporting seat; the two ends of the first guide rod are fixedly connected with a telescopic rod of the air cylinder and the pressing arm correspondingly. The pressing plate is fixedly connected with a conduit of a stock bin at the top; the pressing column is fixedly connected with a pressing plate at the top; a silica gel sealing gasket is mounted at the bottom end of the pressing column; the bottom end of the pressing column is aligned with the powder supply cylinder; the bearing is installed on the side face of the pressing plate through a connecting rod. The wedge-shaped surface of the pressing arm is in contact with the bearing; the first linear bearing penetrates through the top of the cover plate; the top of the second guide rod penetrates through a guide hole of the pressing plate, and the bottom of the second guide rod penetrates through the first linear bearing; the second guide rod is sleeved with the spring which is located between the pressing plate and the first linear bearing. According to the utility model, the powder supply cylinder body is convenient to disassemble and assemble, and the efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing devices for powder supply cylinders of 3D printing equipment, and more specifically, to a quick pressing device for powder supply cylinders of 3D equipment. Background Art

[0002] At present, the powder supply cylinder of 3D printing equipment and the silo frame are usually connected by locking components such as screws to achieve sealing.

[0003] However, when replacing the powder supply cylinder, the disassembly and installation are time-consuming and laborious.

[0004] Therefore, it is an urgent problem for those skilled in the art to provide a quick pressing device for the powder supply cylinder of 3D equipment that is convenient for disassembly and assembly. Summary of the Utility Model

[0005] In view of this, the utility model provides a quick pressing device for the powder supply cylinder of 3D equipment, which is convenient for disassembling and installing the powder supply cylinder and improves efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A quick pressing device for the powder supply cylinder of 3D equipment, including a silo frame, a silo and a powder supply cylinder. The silo is installed on the cover plate of the silo frame through a bracket; the powder supply cylinder is placed inside the silo frame, and further includes:

[0008] A horizontal moving and pressing mechanism, which includes a cylinder, a first guide rod and a pressing arm. The cylinder is installed on the top of the cover plate through a support seat; both ends of the first guide rod are fixedly connected to the telescopic rod of the cylinder and the pressing arm respectively;

[0009] A vertical moving and pressing mechanism, which includes a pressing plate, a pressing column, a bearing, a first linear bearing, a second guide rod and a spring. The pressing plate is fixedly connected to the conduit of the silo on its top; the pressing column is fixedly connected to the pressing plate on its top; a silica gel sealing pad is installed at the bottom end of the pressing column; the bottom end of the pressing column is aligned with the powder supply cylinder; the bearing is installed on the side of the pressing plate through a connecting rod; the wedge-shaped surface of the pressing arm is in contact with the bearing; the first linear bearing is installed through the top of the cover plate; the top of the second guide rod passes through the guide hole of the pressing plate, and the bottom of the second guide rod is arranged in the first linear bearing; the spring is sleeved on the second guide rod and is located between the pressing plate and the first linear bearing.

[0010] By adopting the above technical scheme, the beneficial effects of the utility model are:

[0011] With the cooperation of the horizontal moving pressing mechanism and the vertical moving pressing mechanism, the silicone gasket is pressed tightly onto the powder supply cylinder body to form a sealing structure. When replacing the powder supply cylinder body, it can be easily taken out by simply releasing the pressing action, which facilitates the disassembly and installation operations of the powder supply cylinder body and improves efficiency.

[0012] Further, the horizontal moving pressing mechanism further includes a second linear bearing, which is installed on the top of the cover plate, and the first guide rod passes through the second linear bearing.

[0013] The beneficial effect of adopting the above further technical solution is to improve the structural stability and the stability of horizontal movement. Brief Description of the Drawings

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained according to the provided drawings without creative efforts.

[0015] Figure 1 The drawings are the overall structural schematic diagrams of a quick pressing device for a powder supply cylinder body of a 3D device provided by the present invention;

[0016] Figure 2 The drawings are the structural schematic diagrams of the cooperation relationship among the horizontal moving pressing mechanism, the vertical moving pressing mechanism and the powder supply cylinder body provided by the present invention;

[0017] Figure 3 The drawings are the structural schematic diagrams of the cooperation relationship between the horizontal moving pressing mechanism and the vertical moving pressing mechanism provided by the present invention;

[0018] Figure 4 The drawings are the structural schematic diagrams of a quick pressing device for a powder supply cylinder body of a 3D device provided by the present invention in an uncompressed state;

[0019] Figure 5 The drawings are the structural schematic diagrams of a quick pressing device for a powder supply cylinder body of a 3D device provided by the present invention in a compressed state. Detailed Description of the Embodiments

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] As Figures 1-5 shown, an embodiment of the present utility model discloses a quick pressing device for a powder supply cylinder body of a 3D device, which includes a bin frame 1, a bin 2, a powder supply cylinder body 3, a horizontal moving pressing mechanism 4 and a vertical moving pressing mechanism 5. The bin 2 is installed on the cover plate 11 of the bin frame 1 through a bracket; the powder supply cylinder body 3 is placed inside the bin frame 1; the horizontal moving pressing mechanism 4 includes a cylinder 41, a first guide rod 42 and a pressing arm 43. The cylinder 41 is installed on the top of the cover plate 11 through a support seat 44; both ends of the first guide rod 42 are fixedly connected to the telescopic rod of the cylinder 41 and the pressing arm 43 respectively; the vertical moving pressing mechanism 5 includes a pressing plate 51, a pressing column 52, a bearing 53, a first linear bearing 54, a second guide rod 55 and a spring 56. The pressing plate 51 is fixedly connected to the conduit 21 of the bin 2 on its top; the pressing column 52 is fixedly connected to the pressing plate 51 on its top; a silica gel sealing pad 57 is installed at the bottom end of the pressing column 52; the bottom end of the pressing column 52 is aligned with the powder supply cylinder body 3; the bearing 53 is installed on the side of the pressing plate 51 through a connecting rod; the wedge-shaped surface of the pressing arm 43 is in contact with the bearing 53; the first linear bearing 54 is installed through the top of the cover plate 11; the top of the second guide rod 55 passes through the guide hole of the pressing plate 51, and the bottom of the second guide rod 55 is arranged inside the first linear bearing 54; the spring 56 is sleeved on the second guide rod 55 and is located between the pressing plate 51 and the first linear bearing 54. With the cooperation of the horizontal moving pressing mechanism 4 and the vertical moving pressing mechanism 5, the present utility model realizes the silica gel sealing pad 57 being pressed onto the powder supply cylinder body 3 to form a sealing structure. When replacing the powder supply cylinder body 3, it can be easily taken out only by releasing the pressing action on it, which is convenient for disassembling and installing the powder supply cylinder body 3 and improves the efficiency.

[0022] To further optimize the technical solution of the present utility model, the horizontal moving pressing mechanism 4 further includes a second linear bearing 45. The second linear bearing 45 is installed on the top of the cover plate 11, and the first guide rod 42 is arranged inside the second linear bearing 45 to improve the structural stability and the stability of horizontal movement.

[0023] The working process of the present utility model:

[0024] 1) Place the powder supply cylinder body 3 inside the bin frame 1. The pressing arm 43 moves horizontally to the left under the action of the extension of the telescopic rod of the cylinder 41.

[0025] 2) The wedge surface (inclined surface) of the pressing arm 43 presses the bearing 53, causing the pressing plate 51 and the pressing column 52 to move downward;

[0026] 3) The silicone gasket 57 is pressed onto the powder supply cylinder body 3 to form a sealing structure;

[0027] 4) When it is necessary to remove the powder supply cylinder body 3, the pressing arm 43 moves horizontally to the right under the action of the contraction of the telescopic rod of the cylinder 41;

[0028] 5) The pressing plate 51 and the pressing column 52 move upward under the action of the spring force, separating the silicone gasket 57 from the powder supply cylinder body 3, and then the powder supply cylinder body 3 can be removed.

[0029] In this specification, the various embodiments are described in a progressive manner. Each embodiment focuses on the differences from other embodiments. For the same or similar parts among the various embodiments, reference can be made to each other. For the devices disclosed in the embodiments, since they correspond to the methods disclosed in the embodiments, the description is relatively simple. For the relevant parts, reference can be made to the description in the method part.

[0030] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A quick pressing device for a powder supply cylinder of a 3D device, comprising a silo frame, a silo and a powder supply cylinder, wherein the silo is mounted on a cover plate of the silo frame through a bracket; the powder supply cylinder is placed inside the silo frame, characterized in that: Also includes: A horizontally movable pressing mechanism, comprising a cylinder, a first guide rod and a pressing arm, wherein the cylinder is mounted on the top of the cover plate through a support seat; the two ends of the first guide rod are respectively fixedly connected to the telescopic rod of the cylinder and the pressing arm; A vertically movable pressing mechanism, the vertically movable pressing mechanism includes a pressing plate, a pressing column, a bearing, a first linear bearing, a second guide rod and a spring, the pressing plate is fixedly connected to the conduit of the silo at its top; the pressing column is fixedly connected to the pressing plate at its top; a silicone sealing pad is installed at the bottom end of the pressing column; the bottom end of the pressing column is aligned with the powder supply cylinder; the bearing is installed on the side of the pressing plate through a connecting rod; the wedge-shaped surface of the pressing arm is in contact with the bearing; the first linear bearing is installed through the top of the cover plate; the top of the second guide rod is penetrated into the guide hole of the pressing plate, and the bottom of the second guide rod is penetrated into the first linear bearing; the spring is fitted on the second guide rod and is located between the pressing plate and the first linear bearing.

2. The rapid pressing device for the powder supply cylinder of a 3D device according to claim 1, characterized in that: The horizontal movement pressing mechanism also includes a second linear bearing, which is mounted on the top of the cover plate, and the first guide rod is inserted into the second linear bearing.

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