A compacting device for powder metallurgy

Abstract

The utility model discloses a pressing and forming device for powder metallurgy, comprising a workbench, a convex groove layer 1, a concave groove layer, a convex groove layer 2, a hydraulic cylinder, a U-shaped frame and a collecting groove; the convex groove layer 1 is located above the workbench, the concave groove layer is located above the convex groove layer 1, the convex groove layer 2 is located above the concave groove layer, the bottom of the hydraulic cylinder is connected to the top of the convex groove layer 2, the top of the hydraulic cylinder is connected to the U-shaped frame, and the collecting box is located on the left side of the workbench. Compared with the prior art, the utility model has the advantages that the pressing effect of the utility model is better, it is not easy to crack, and it can also recover excess powder in time to reduce waste.

Description

Technical Field

[0001] The utility model relates to the field of compression molding, in particular to a compression molding device used for powder metallurgy. Background Art

[0002] Powder metallurgy is a metallurgical process technology that uses metal powder or a mixture of metal powder and non-metallic powder as raw materials to make metal products or materials through forming, sintering or hot forming. Among them, forming is an important step in the powder metallurgy process, and pressing is the most basic method.

[0003] The patent number CN215237822U in the prior art discloses a pressing and forming device for powder metallurgy processing, which is intended to solve the problem that powder is easily raised when poured into a forming box. The device includes a base, a slide rail is installed in the base, a forming box is slidably mounted on the slide rail, a pressing and forming mechanism and a driving mechanism are installed on the base, and the driving mechanism is located on one side of the pressing and forming mechanism, a protective cover is connected to the driving mechanism, and a feed port is opened on the side near the bottom of the protective cover.

[0004] However, the patents in the prior art have the following disadvantages: the pressing strength of the patents in the prior art is not enough when used, resulting in poor molding effect of the pressed blank, which affects the quality of the finished product. Utility Model Content

[0005] The problem to be solved by the utility model is to overcome the above technical defects and provide a pressing and forming device with good forming effect.

[0006] In order to solve the above problems, the technical solution of the utility model is: a pressing and forming device for powder metallurgy, including a workbench, a convex groove layer one, a groove layer, a convex groove layer two, a hydraulic cylinder, a U-shaped frame and a collection box; the convex groove layer one is located above the workbench, the groove layer is located above the convex groove layer one, the convex groove layer two is located above the groove layer, the bottom of the hydraulic cylinder is connected to the top of the convex groove layer two, the top of the hydraulic cylinder is connected to the U-shaped frame, and the collection box is located on the left side of the workbench.

[0007] Furthermore, the workbench is U-shaped, and four support rods are provided at the bottom.

[0008] Furthermore, the bottom of the convex groove layer is connected to a telescopic hydraulic cylinder, and the telescopic hydraulic cylinder is connected to the top of the groove of the workbench.

[0009] Furthermore, a handle is provided on the right side of the groove layer, a slide rail is installed on the side wall of the groove layer, a slide rail is installed on the inner wall of the U-shaped frame, and the groove layer and the U-shaped frame are connected via the slide rail.

[0010] Furthermore, a smoothing block is provided at the right end of the groove layer, and the smoothing block is connected to the inner wall of the groove layer through a slide rail. There are collecting grooves on both the left and right sides of the groove layer.

[0011] Furthermore, the collecting trough is connected to the groove layer, the collecting trough is connected to the outer wall of the groove layer through a fixing buckle, and the right inner wall thereof is a slope.

[0012] Furthermore, the convex groove layer 1 and the convex groove layer 2 are provided with 9 convex grooves of equal size, and the concave groove layer is provided with 9 corresponding concave grooves.

[0013] The advantages of the utility model compared with the prior art are:

[0014] (1) The utility model has two convex groove layers. After the convex groove layer 2 is pressed once, the convex groove layer 1 is pressed again. After the two pressings, the compact is more compact and less prone to cracking.

[0015] (2) The utility model is provided with a smoothing block on the structure, which is used to smooth the material before pressing, thereby reducing material waste and making it easier to press successfully;

[0016] The utility model is provided with a slide rail on the structure, and the groove layer slides with the U-shaped frame, so that the groove layer can be easily taken out for demoulding processing, which is convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a stereoscopic diagram of a pressing and forming device for powder metallurgy of the utility model.

[0018] Figure 2 It is a right view of a pressing and forming device for powder metallurgy of the utility model.

[0019] As shown in the figure: 1. Workbench; 2. Convex groove layer one; 3. Concave groove layer; 4. Smoothing block; 5. Convex groove layer two; 6. Hydraulic cylinder; 7. U-shaped frame; 8. Collection box; 9. Fixing buckle; 10. Handle; 11. Second hydraulic cylinder. DETAILED DESCRIPTION

[0020] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0021] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0022] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0023] Figure 1 to Figure 2 As shown, a pressing and forming device for powder metallurgy includes a workbench 1, a convex groove layer 2, a groove layer 3, a convex groove layer 5, a first hydraulic cylinder 6, a U-shaped frame 7 and a collecting box 8; the convex groove layer 2 is located above the workbench 1, the groove layer 3 is located above the convex groove layer 2, the convex groove layer 2 5 is located above the groove layer 3, the bottom of the first hydraulic cylinder 6 is connected to the top of the convex groove layer 2 5, the top of the first hydraulic cylinder 6 is connected to the U-shaped frame 7, and the collecting box 8 is located on the left side of the workbench 1.

[0024] The workbench 1 is U-shaped, and four support rods are arranged at the bottom thereof. The bottom of the convex groove layer 2 is connected to the second hydraulic cylinder 11, and the second hydraulic cylinder 11 is connected to the top of the groove of the workbench 1.

[0025] A handle 10 is provided on the right side of the groove layer 3, a slide rail is installed on the side wall of the groove layer 3, a slide rail is installed on the inner wall of the U-shaped frame 7, the groove layer 3 and the U-shaped frame 7 are connected by the slide rail, a leveling block 4 is provided at the right end of the groove layer 3, the leveling block 4 is connected to the inner wall of the groove layer 3 by the slide rail, and the groove layer 3 is connected by the slide rail. There are collecting grooves on both sides of the left and right sides of the groove layer 3, the leveling block 4 and the groove layer 3 can be easily moved, and the operation is convenient, and the collecting groove can collect excess powder to reduce waste.

[0026] The collecting box 8 is connected to the groove layer 3. The collecting box 8 is connected to the outer wall of the groove layer 3 through a fixing buckle 9, and the inner wall on the right side is a slope. The slope design allows the powder entering the collecting box 8 to fall into the groove more smoothly. The convex groove layer 1 2 and the convex groove layer 2 5 are provided with 9 convex grooves of equal size, and the groove layer 3 is provided with 9 corresponding grooves.

[0027] During specific use, the powder is introduced into the 9 small grooves in the groove layer 3, and then the smoothing block 4 is used to slide back and forth for smoothing. The excess powder will enter the collecting groove of the groove layer 3. After smoothing, the first hydraulic cylinder is started for the initial pressing. After the initial pressing is completed, the second hydraulic cylinder is immediately started for the secondary pressing. The secondary pressing is performed from the bottom of the groove layer 3, so that the molding effect will be better. After the pressing is completed, the powder in the collecting groove can be discharged into the collecting box 8. If not needed, the collecting box 8 can be not installed, and then the groove layer 3 is slid to take out the pressed blank and place it.

[0028] The above describes the utility model and its implementation methods, which are not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and do not deviate from the purpose of the invention of the utility model, they can design a structure similar to the technical solution without creativity, which covers the embodiments and should belong to the protection scope of the utility model.

Claims

1. A pressing and forming device for powder metallurgy, characterized in that: It comprises a workbench (1), a convex groove layer 1 (2), a concave groove layer (3), a convex groove layer 2 (5), a first hydraulic cylinder (6), a U-shaped frame (7) and a collection box (8); The convex groove layer (2) is located above the workbench (1), the concave groove layer (3) is located above the convex groove layer (2), the convex groove layer (5) is located above the concave groove layer (3), the bottom of the first hydraulic cylinder (6) is connected to the top of the convex groove layer (5), the top of the first hydraulic cylinder (6) is connected to the U-shaped frame (7), and the collection box (8) is located on the left side of the workbench (1).

2. A pressing and forming device for powder metallurgy according to claim 1, characterized in that: The workbench (1) is U-shaped, and four support rods are arranged at the bottom.

3. A pressing and forming device for powder metallurgy according to claim 1, characterized in that: The bottom of the convex groove layer 1 (2) is connected to the second hydraulic cylinder (11), and the second hydraulic cylinder (11) is connected to the top of the groove of the workbench (1).

4. A pressing and forming device for powder metallurgy according to claim 1, characterized in that: A handle (10) is provided on the right side of the groove layer (3), a slide rail is installed on the side wall of the groove layer (3), a slide rail is installed on the inner wall of the U-shaped frame (7), and the groove layer (3) and the U-shaped frame (7) are connected via the slide rail.

5. The pressing and forming device for powder metallurgy according to claim 1, characterized in that: A smoothing block (4) is provided at the right end of the groove layer (3); the smoothing block (4) is connected to the inner wall of the groove layer (3) via a slide rail; and collection grooves are provided on both the left and right sides of the groove layer (3).

6. A pressing and forming device for powder metallurgy according to claim 1, characterized in that: The collection box (8) is connected to the groove layer (3); the collection box (8) is connected to the outer wall of the groove layer (3) via a fixing buckle (9), and the right inner wall thereof is a slope.

7. A pressing and forming device for powder metallurgy according to claim 1, characterized in that: The convex groove layer 1 (2) and the convex groove layer 2 (5) are provided with 9 convex grooves of equal size, and the concave groove layer (3) is provided with 9 corresponding concave grooves.

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