Powder forming machine with pressing die convenient to replace

Abstract

The utility model relates to the technical field of powder forming machines, and discloses a powder forming machine with a pressing die convenient to replace, which comprises a lower pressing plate, nut pairs are slidably connected to two sides of the middle of the bottom of the lower pressing plate, clamping plates are fixedly connected to the middles of the two nut pairs, a first fixing block is fixedly connected to one side of the lower pressing plate, and a second fixing block is fixedly connected to the other side of the lower pressing plate. The bottom of the first fixing block is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a two-way threaded rod, the two-way threaded rod is in threaded connection with the nut pair, and one end of the two-way threaded rod is rotationally connected with a second fixing block. According to the top mold assembling and disassembling device, firstly, the top mold is placed on the mold block, through cooperation of the servo motor, the bidirectional threaded rod, the nut pair, the clamping plate, the lower pressing plate and the top hydraulic machine, the top mold is convenient to assemble and disassemble, and the risk that the top mold falls off and is injured during installation is reduced.

Description

Technical Field

[0001] The utility model relates to the field of powder forming machines, in particular to a powder forming machine which is convenient for replacing a pressing die. Background Art

[0002] A powder forming machine is a special equipment used to make powder metallurgy products or ceramic products by pressing, molding, sintering and other processes on materials such as metal powder or ceramic powder. The powder forming machine usually processes the pressing mold and molds the powder into the required shape and size under the action of high pressure. The powder forming machine is mainly used in the powder metallurgy, ceramic products and other industries. It can produce parts of various shapes and complexities with the advantages of high precision, low cost and high production efficiency.

[0003] After searching, the existing Chinese patent announcement number is: CN219381728U, which provides a powder cold pressing molding machine that is easy to replace the pressing mold. This patent facilitates the replacement of the pressing mold by realizing the replacement of the pressing mold.

[0004] Although the above patent allows for easy replacement of the lower mold, the above-mentioned powder cold pressing molding machine that is easy to replace the pressing mold still has the following problems: although it is convenient to install and disassemble the lower mold, the upper mold of the powder molding machine is often difficult to install and has certain safety hazards, and the mold on the equipment cannot be safely and conveniently installed and disassembled.

[0005] In view of the above problems, a powder molding machine which is easy to replace the pressing mold is proposed. Utility Model Content

[0006] The utility model aims to provide a powder forming machine which is convenient for replacing a pressing die, thereby solving the problem of convenient installation and disassembly of an upper die in the background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a powder forming machine which is easy to replace the pressing mold, comprising a lower pressing plate, nut pairs are slidably connected to both sides of the middle of the bottom of the lower pressing plate, and clamping plates are fixedly connected in the middle of the two nut pairs, one side of the lower pressing plate is fixedly connected to a first fixed block, the bottom of the first fixed block is fixedly connected to a servo motor, the output end of the servo motor is fixedly connected to a two-way threaded rod, and the two-way threaded rod is threadedly connected to the nut pair, one end of the two-way threaded rod is rotatably connected to a second fixed block, and the second fixed block is fixedly connected to the other side of the lower pressing plate, a top mold is arranged in the middle of the two clamping plates, the four corners of the lower pressing plate are slidably connected to pillars, the bottom of the pillars is fixedly connected to a base, the top end of the base is fixedly connected to a vacuum cleaner, and a dust suction component is arranged on the top of the vacuum cleaner.

[0008] By adopting the above technical solution, the output end of the servo motor is used to drive the bidirectional threaded rod to rotate, and the rotation of the bidirectional threaded rod causes the nut pairs on both sides to move toward the middle or both sides. The movement of the nut pairs drives the clamping plate to move, and the servo motor is fixed by the first fixed block. The other end of the bidirectional threaded rod is supported by the second fixed block, and the pressure plate is limited to move up and down by the support.

[0009] As a further description of the above technical solution: the dust collection component includes a connecting pipe, the connecting pipe is fixedly connected to the air inlet of the vacuum cleaner, and one end of the connecting pipe is fixedly connected to a dust collection plate.

[0010] By adopting the above technical solution, the extruded powder is sucked away through the connection between the vacuum cleaner, the connecting pipe and the suction head.

[0011] As a further description of the above technical solution: a bottom hydraulic press is fixedly connected to the middle of the top of the base.

[0012] By adopting the above technical solution, the bottom hydraulic press is fixed through the base.

[0013] As a further description of the above technical solution: a bottom mold is provided at the output end of the bottom hydraulic press.

[0014] By adopting the above technical solution, the bottom mold is driven to move up and down through the output end of the bottom hydraulic press.

[0015] As a further description of the above technical solution: a mold block penetrates and is slidably connected to the top of the bottom mold.

[0016] By adopting the above technical solution, the processed workpiece is ejected through the bottom mold.

[0017] As a further description of the above technical solution: a fixing plate is arranged on the outer side of the mold block, and the fixing plate is fixedly connected to the middle bottom of the outer circle of the support.

[0018] By adopting the above technical solution, the position of the mold block is fixed by the fixing plate.

[0019] As a further description of the above technical solution: a top plate is fixedly connected to the top of the support.

[0020] By adopting the above technical solution, the top hydraulic press is fixed by the top plate.

[0021] As a further description of the above technical solution: a top hydraulic press is fixedly connected to the middle of the bottom of the top plate, and a lower pressure plate is fixedly connected to the output end of the top hydraulic press.

[0022] By adopting the above technical solution, the lower pressing plate is driven to move through the output end of the top hydraulic press.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a powder forming machine which is convenient for replacing the pressing mold. First, the top mold is placed on the mold block. Through the cooperation between the servo motor, the bidirectional threaded rod, the nut pair, the clamping plate, the lower pressing plate and the top hydraulic press, it is not only convenient to install and disassemble the top mold, but also reduces the risk of the top mold falling and being injured during installation.

[0025] 2. The utility model provides a powder forming machine that is easy to replace the pressing mold. Through the cooperation between the vacuum cleaner, the connecting pipe and the suction head, the powder sprayed during the extrusion of the powder is sucked away, and the dust in the mold and the working area is cleaned in time, so as to keep the production environment clean and improve the production efficiency and the health of employees. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 It is a cross-sectional view of the lower pressing plate of the utility model;

[0028] Figure 3 It is a cross-sectional view of the fixing plate of the present utility model.

[0029] Legend:

[0030] 1. Lower pressure plate; 2. Clamping plate; 3. Nut pair; 4. First fixed block; 5. Servo motor; 6. Bidirectional threaded rod; 7. Second fixed block; 8. Top mold; 9. Pillar; 10. Fixed plate; 11. Mold block; 12. Base; 13. Bottom hydraulic press; 14. Bottom mold; 15. Vacuum cleaner; 16. Connecting pipe; 17. Vacuum plate; 18. Top plate; 19. Top hydraulic press. DETAILED DESCRIPTION

[0031] 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.

[0032] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0033] Combination Figure 1 and Figure 3The utility model is a powder forming machine that is easy to replace the pressing mold, including a lower pressing plate 1, a bottom hydraulic press 13 is fixedly connected to the top middle of the base 12, a bottom mold 14 is arranged at the output end of the bottom hydraulic press 13, a mold block 11 is penetrated and slidably connected to the top of the bottom mold 14, a fixed plate 10 is arranged on the outside of the mold block 11, and the fixed plate 10 is fixedly connected to the bottom middle of the outer circle of the support 9, a top plate 18 is fixedly connected to the top of the support 9, a top hydraulic press 19 is fixedly connected to the bottom middle of the bottom of the top plate 18, and the output end of the top hydraulic press 19 is fixedly connected to the lower pressing plate 1;

[0034] The output end of the bottom hydraulic press 13 drives the bottom mold 14 to move up and down to eject the finished product. The bottom mold 14 is placed on the fixed plate 10. The output end of the top hydraulic press 19 drives the lower pressure plate 1 to move through the connection between the top plate 18, the top hydraulic press 19, the lower pressure plate 1 and the support 9.

[0035] Combination Figure 1 and Figure 2 , both sides of the middle of the bottom of the lower pressing plate 1 are slidably connected with nut pairs 3, and the middle of the two nut pairs 3 are fixedly connected with a clamping plate 2, one side of the lower pressing plate 1 is fixedly connected with a first fixed block 4, the bottom of the first fixed block 4 is fixedly connected with a servo motor 5, the output end of the servo motor 5 is fixedly connected with a bidirectional threaded rod 6, and the bidirectional threaded rod 6 is threadedly connected to the nut pair 3, one end of the bidirectional threaded rod 6 is rotatably connected with a second fixed block 7, and the second fixed block 7 is fixedly connected to the other side of the lower pressing plate 1, a top mold 8 is arranged in the middle of the two clamping plates 2, and the four corners of the lower pressing plate 1 are slidably connected with pillars 9, the bottom of the pillars 9 is fixedly connected with a base 12, and one end of the top of the base 12 is fixedly connected with a vacuum cleaner 15, and a dust collection component is arranged on the top of the vacuum cleaner 15;

[0036] The bidirectional threaded rod 6 is driven by the output end of the servo motor 5. Through the cooperation between the bidirectional threaded rod 6, the nut pair 3, the clamping plate 2 and the second fixed block 7, the top mold 8 is clamped at the top by the clamping plate 2. The clamping plate 2 is driven by the lower pressure plate 1 to control the top mold 8 to move up and down.

[0037] Combination Figure 3 The dust collecting assembly includes a connecting pipe 16, which is fixedly connected to the air inlet of the dust collector 15, and one end of the connecting pipe 16 is fixedly connected to a dust collecting plate 17;

[0038] Through the connection between the dust collector 15, the connecting pipe 16 and the dust collecting plate 17, the extruded dust is sucked away during operation.

[0039] Working principle: When in use, by placing the top mold 8 on the mold block 11, start the bottom hydraulic press 13, and drive the bottom mold 14 through the output end of the bottom hydraulic press 13, so that the bottom mold 14 pushes out a part of the top mold 8, start the top hydraulic press 19 and the servo motor 5, and drive the lower pressure plate 1 to descend through the output end of the top hydraulic press 19, and drive the two-way threaded rod 6 to rotate through the output end of the servo motor 5, and the rotation of the two-way threaded rod 6 drives the nut pairs 3 at both ends to drive the clamping plate 2 to move to the middle or both sides, so as to install or unload the top mold 8, which is not only convenient for installing and unloading the top mold 8, but also prevents the risk of the top mold 8 falling during installation. Start the vacuum cleaner 15, and the connecting pipe 16 is connected to the suction port of the vacuum cleaner 15, and the dust suction plate 17 is connected through the connecting pipe 16, so that the dust squeezed out during extrusion is sucked away, so as to ensure the cleanliness of the workbench and prevent the spread of dust from endangering the health of workers. Turn off the vacuum cleaner 15 when not extruding.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A powder forming machine for easily replacing a pressing die, comprising a lower pressing plate (1), characterized in that: The bottom middle sides of the lower pressing plate (1) are slidably connected with nut pairs (3), and the middle of the two nut pairs (3) are fixedly connected with a clamping plate (2). One side of the lower pressing plate (1) is fixedly connected with a first fixed block (4), and the bottom of the first fixed block (4) is fixedly connected with a servo motor (5). The output end of the servo motor (5) is fixedly connected with a bidirectional threaded rod (6), and the bidirectional threaded rod (6) is threadedly connected to the nut pair (3). One end of the bidirectional threaded rod (6) is rotatably connected with a second fixed block (7), and the second fixed block (7) is fixedly connected to the other side of the lower pressing plate (1). A top mold (8) is arranged in the middle of the two clamping plates (2). The four corners of the lower pressing plate (1) are slidably connected with pillars (9), and the bottom of the pillars (9) is fixedly connected with a base (12). The top end of the base (12) is fixedly connected with a vacuum cleaner (15), and the top of the vacuum cleaner (15) is provided with a dust collection component.

2. A powder forming machine that is easy to replace the pressing mold according to claim 1, characterized in that: The dust collection assembly comprises a connecting pipe (16), the connecting pipe (16) is fixedly connected to the air inlet of the dust collector (15), and one end of the connecting pipe (16) is fixedly connected to a dust collection plate (17).

3. A powder forming machine for easily replacing a pressing die according to claim 1, characterized in that: A bottom hydraulic press (13) is fixedly connected to the middle of the top of the base (12).

4. A powder forming machine for easily replacing a pressing die according to claim 3, characterized in that: A bottom mold (14) is provided at the output end of the bottom hydraulic press (13).

5. A powder forming machine for easily replacing a pressing die according to claim 4, characterized in that: A mold block (11) penetrates and is slidably connected to the top of the bottom mold (14).

6. A powder forming machine for easily replacing a pressing die according to claim 5, characterized in that: A fixing plate (10) is arranged on the outer side of the mold block (11), and the fixing plate (10) is fixedly connected to the middle bottom of the outer ring of the support (9).

7. A powder forming machine for easily replacing a pressing die according to claim 1, characterized in that: A top plate (18) is fixedly connected to the top of the support (9).

8. A powder forming machine for easily replacing a pressing die according to claim 7, characterized in that: A top hydraulic press (19) is fixedly connected to the middle of the bottom of the top plate (18), and a lower pressing plate (1) is fixedly connected to the output end of the top hydraulic press (19).

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