Thin-wall powder metallurgy shaft sleeve manufacturing die
By designing a rotating mold and an automation system, the loading, stamping and unloading of metal powder metallurgical shaft sleeves is achieved simultaneously, solving the problem of inefficiency caused by the sequential steps in the prior art, and improving processing efficiency.
Patent Information
- Application Number
- CN202421000723.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-09
AI Technical Summary
In the metal powder metallurgy process, the loading, stamping and unloading steps in the prior art need to be carried out in sequence, resulting in low processing efficiency and inability to achieve continuous processing.
A thin-walled powder metallurgical shaft sleeve mold was designed, using rotating mold and multiple mold cavity design, combined with an automated system to realize the synchronization of loading, stamping and unloading. Driven by rotating mold and stepping motor, using hydraulics The cylinder and stamping head are stamped and continuous conveying of materials is achieved through discharge pipes and elastic metal rods.
The synchronous operation of loading, stamping and unloading is achieved, which improves production efficiency, reduces waiting time and improves processing efficiency.
Smart Images
Figure CN222198883U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of metal powder metallurgy, in particular to a mold for manufacturing a thin-wall powder metallurgy shaft sleeve. Background Art
[0002] Metal powder metallurgy is a manufacturing process for metal products that is formed by pressing metal powder into a desired shape and then sintering it at a high temperature. It mainly involves pouring powdered metal into a mold and stamping it into a specified shape using a stamping method.
[0003] When processing the shaft sleeve, loading, stamping and unloading are required to complete all the steps. During this process, loading, stamping and unloading are all performed at the same position. Only after the previous operation step is completed can the next operation step be performed. A certain waiting time is required during processing, which ultimately results in a decrease in processing efficiency. Therefore, it is necessary to design a production mold that can be processed continuously. Utility Model Content
[0004] The utility model aims to solve the problems existing in the background technology and proposes a mold for manufacturing a thin-walled powder metallurgy shaft sleeve.
[0005] The technical solution of the utility model is as follows: a thin-walled powder metallurgy sleeve manufacturing mold, comprising a processing table and a rotating mold, the rotating mold being rotatably connected to the processing table through a rotating component, a center hole being opened at the center position of the rotating mold, a discharge pipe being fixed in the center hole, the bottom of the discharge pipe passing through the processing table and being rotatably connected to the processing table, a mold cavity being opened at the periphery of the upper end of the rotating mold, a ejection component being arranged in the rotating mold and at a position corresponding to the mold cavity, a mounting frame and a processing frame being fixed at the upper end of the processing table and at both sides of the rotating mold, a loading frame being slidably connected to the upper end of the mounting frame, a telescopic cylinder being fixed at the upper end of the mounting frame and at both sides of the loading frame, and an output end of the telescopic cylinder being fixed to the side wall of the loading frame, a discharge port being opened at the bottom of the loading frame corresponding to the mold cavity, a hydraulic cylinder being fixed at the upper end of the processing frame, the position of the hydraulic cylinder corresponding to the mold cavity, and a punching head being fixed at the output end of the hydraulic cylinder.
[0006] Preferably, the ejection assembly includes a driving groove, a cylinder and a ejector rod, the driving groove is opened in the rotating mold and is located below the mold cavity, the cylinder is fixed in the driving groove, a ejector rod is fixed to the output end of the cylinder, and the upper end of the ejector rod passes through the driving groove and is located in the mold cavity.
[0007] Preferably, the rotating assembly includes a worm wheel and a worm, the worm wheel is fixed to the periphery of the rotating mold, an equipment frame is fixed on the processing table and located at the periphery of the rotating mold, the worm is rotatably connected between the equipment frames, and the worm is meshed with the worm wheel.
[0008] Preferably, a stepper motor is fixed on the equipment frame, and an output end of the stepper motor is fixed to an end of the worm.
[0009] Preferably, the upper end of the center hole is a funnel-shaped structure, and the upper end of the discharge pipe is fixed at the middle position of the center hole.
[0010] Preferably, a group of elastic metal rods are fixed in the discharge port, and vibration plates are fixed between the elastic metal rods.
[0011] Compared with the prior art, the utility model has the following beneficial technical effects: multiple mold cavities are set, and they enter the processing frame one by one in a rotating manner for stamping and forming. On the basis of automated processing, loading, stamping and unloading are carried out simultaneously, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 This is a schematic diagram of the front cutaway structure of the utility model;
[0013] Figure 2 This is a schematic diagram of the structure of the utility model from a top view;
[0014] Figure 3 This is a schematic diagram of the internal structure of the feeding frame of the utility model;
[0015] Figure 4 This is a schematic diagram of the appearance structure of the rotating mold of the utility model.
[0016] Figure numerals: 1. Processing table; 2. Rotating mold; 21. Center hole; 22. Discharge pipe; 23. Mold cavity; 3. Mounting frame; 31. Loading frame; 32. Telescopic cylinder; 33. Discharge port; 34. Elastic metal rod; 35. Vibrating plate; 4. Processing frame; 41. Hydraulic cylinder; 42. Punching head; 5. Ejection assembly; 51. Drive groove; 52. Cylinder; 53. Ejector rod; 6. Rotating assembly; 61. Worm gear; 62. Worm; 63. Equipment frame; 64. Stepper motor. DETAILED DESCRIPTION
[0017] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.
[0018] Example
[0019] like Figure 1-4As shown, the utility model proposes a thin-walled powder metallurgy sleeve manufacturing mold, including a processing table 1 and a rotating mold 2, the rotating mold 2 is rotatably connected to the processing table 1 through a rotating component 6, a center hole 21 is opened at the center of the rotating mold 2, a discharge pipe 22 is fixed in the center hole 21, the bottom of the discharge pipe 22 passes through the processing table 1 and is rotatably connected to the processing table 1, a mold cavity 23 is opened at the outer periphery of the upper end of the rotating mold 2, a top material component 5 is arranged in the rotating mold 2 and at a position corresponding to the mold cavity 23, a mounting frame 3 and a processing frame 4 are fixed to the upper end of the processing table 1 and on both sides of the rotating mold 2, and the mounting frame 3 A feeding frame 31 is slidably connected to the upper end, a telescopic cylinder 32 is fixed to the upper end of the mounting frame 3 and on both sides of the feeding frame 31, and the output end of the telescopic cylinder 32 is fixed to the side wall of the feeding frame 31, and a discharge port 33 is provided at the bottom of the feeding frame 31 corresponding to the mold cavity 23. A hydraulic cylinder 41 is fixed to the upper end of the processing frame 4, and the position of the hydraulic cylinder 41 corresponds to the mold cavity 23. A punch head 42 is fixed to the output end of the hydraulic cylinder 41. The upper end of the center hole 21 is a funnel-shaped structure, and the upper end of the discharge pipe 22 is fixed to the middle position of the center hole 21. A group of elastic metal rods 34 are fixed in the discharge port 33, and vibration plates 35 are fixed between the elastic metal rods 34.
[0020] The ejector assembly 5 includes a driving groove 51, a cylinder 52 and a ejector rod 53. The driving groove 51 is opened in the rotating mold 2 and is located below the mold cavity 23. The cylinder 52 is fixed in the driving groove 51. The ejector rod 53 is fixed at the output end of the cylinder 52. The upper end of the ejector rod 53 passes through the driving groove 51 and is located in the mold cavity 23.
[0021] The rotating assembly 6 includes a worm wheel 61 and a worm 62. The worm wheel 61 is fixed to the periphery of the rotating mold 2. An equipment frame 63 is fixed on the processing table 1 and located on the periphery of the rotating mold 2. The worm 62 is rotatably connected between the equipment frames 63. The worm 62 is meshed with the worm wheel 61. A stepper motor 64 is fixed on the equipment frame 63, and the output end of the stepper motor 64 is fixed to the end of the worm 62.
[0022] In this embodiment, the entire device is first connected to an external power source, and the feeding frame 31 is driven by the telescopic cylinder 32 to slide. When the discharge port 33 slides to align with the mold cavity 23, the metal powder in the feeding frame 31 will enter the mold cavity 23 and fill the mold cavity 23. In this process, the vibration of the vibration plate 35 can be used to make the metal powder at the discharge port 33 vibrate continuously, thereby avoiding the situation where the powder material is blocked at the discharge port 33. Then, the stepper motor 64 is used to drive the worm 62 to rotate, and the transmission of the worm gear 61 is used. , so that the rotating mold 2 rotates until the cavity 23 filled with metal powder raw materials is rotated to be aligned with the punch head 42, and then the punch head 42 is driven by the hydraulic cylinder 41 to stamp the metal powder in the cavity 23. Finally, after the molded cavity 23 is rotated out of the processing frame 4, the ejector rod 53 is used to eject the finished sleeve. At the same time, when the loading frame 31 is used to slide, the ejected sleeve can be pushed into the center hole 21, and finally discharged and collected through the discharge pipe 22, so that loading, unloading and stamping can be carried out simultaneously, thereby improving production efficiency.
[0023] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.
Claims
1. A mold for manufacturing a thin-walled powder metallurgy sleeve, comprising a processing table (1) and a rotating mold (2), characterized in that: The rotating mold (2) is rotatably connected to the processing table (1) through a rotating component (6); a center hole (21) is opened at the center position of the rotating mold (2); a discharge pipe (22) is fixed in the center hole (21); the bottom of the discharge pipe (22) passes through the processing table (1) and is rotatably connected to the processing table (1); a mold cavity (23) is opened on the outer periphery of the upper end of the rotating mold (2); a material ejection component (5) is arranged in the rotating mold (2) and at a position corresponding to the mold cavity (23); and the upper end of the processing table (1) and located on both sides of the rotating mold (2) are respectively fixed. A mounting frame (3) and a processing frame (4) are provided. The upper end of the mounting frame (3) is slidably connected to a loading frame (31). A telescopic cylinder (32) is fixed to the upper end of the mounting frame (3) and located on both sides of the loading frame (31). The output end of the telescopic cylinder (32) is fixed to the side wall of the loading frame (31). A discharge port (33) is provided at a position corresponding to the mold cavity (23) at the bottom of the loading frame (31). A hydraulic cylinder (41) is fixed to the upper end of the processing frame (4). The position of the hydraulic cylinder (41) corresponds to the mold cavity (23). A punch head (42) is fixed to the output end of the hydraulic cylinder (41).
2. A thin-walled powder metallurgy sleeve manufacturing mold according to claim 1, characterized in that: The ejector assembly (5) comprises a driving groove (51), a cylinder (52) and an ejector rod (53); the driving groove (51) is opened in the rotating mold (2) and is located below the mold cavity (23); the cylinder (52) is fixed in the driving groove (51); the ejector rod (53) is fixed at the output end of the cylinder (52); the upper end of the ejector rod (53) passes through the driving groove (51) and is located in the mold cavity (23).
3. The mold for manufacturing a thin-walled powder metallurgy sleeve according to claim 1, characterized in that: The rotating assembly (6) comprises a worm wheel (61) and a worm (62); the worm wheel (61) is fixed to the periphery of the rotating mold (2); an equipment frame (63) is fixed on the processing table (1) and located on the periphery of the rotating mold (2); the worm (62) is rotatably connected between the equipment frames (63); and the worm (62) is meshed with the worm wheel (61).
4. A thin-walled powder metallurgy sleeve manufacturing mold according to claim 3, characterized in that: A stepper motor (64) is fixed on the equipment frame (63), and an output end of the stepper motor (64) is fixed to the end of the worm (62).
5. The mold for manufacturing a thin-walled powder metallurgy sleeve according to claim 1, characterized in that: The upper end of the central hole (21) is a funnel-shaped structure, and the upper end of the discharge pipe (22) is fixed at the middle position of the central hole (21).
6. The thin-walled powder metallurgy sleeve manufacturing mold according to claim 1, characterized in that: A group of elastic metal rods (34) are fixed in the discharge port (33), and vibration plates (35) are fixed between the elastic metal rods (34).