Primary pressing discharging device of powder metallurgy gear

Abstract

The utility model relates to the technical field of powder metallurgy gear machining, in particular to a powder metallurgy gear primary pressing discharging device which comprises a bottom plate, supporting legs are fixedly connected to the upper end of the bottom plate, reinforcing rods are fixedly installed in the middles of the supporting legs, and a circular shell is fixedly connected to the upper ends of the supporting legs. A circular receiving disc is rotationally connected into the circular shell, an arc-shaped baffle is fixedly connected into the circular shell, a buffering assembly is arranged on the circular shell, and through the arrangement of the buffering assembly and the arc-shaped baffle, a gear makes contact with a rotating column, a spring is extruded, the speed of the gear is reduced, and the gear is prevented from falling on the circular receiving disc; the rotating gear collides with the inner wall of the circular shell under the action of eccentricity to damage the gear, the position of the gear is changed through contact between the gear and the arc-shaped baffle, the rotating gear is prevented from colliding with a new initial pressing gear, meanwhile, workers can conveniently collect and arrange the initial pressing gear, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of powder metallurgy gear processing, in particular to an initial pressing and discharging device for powder metallurgy gears. Background Art

[0002] Powder metallurgy is a process technology that uses metal or metal powder (or a mixture of metal powder and non-metal powder) as raw materials, and then forms and sinters them to manufacture metal materials, composites and various types of products. Gears are important mechanical components that transmit motion and power. Powder metallurgy gears are powder metallurgy parts commonly used in various automobiles and motorcycles. Through a one-time forming and finishing process, no other post-processing processes are required, and the dimensional accuracy requirements, especially the tooth profile accuracy, can be fully met.

[0003] Powder metallurgy gears have the characteristics of high brittleness and easy damage after initial pressing, which need to be paid attention to. The initial pressing and discharging of powder metallurgy gears are prone to collision, and direct discharging is not convenient for workers to collect and organize the initial pressed gears. Therefore, the utility model proposes an initial pressing and discharging device for powder metallurgy gears to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a primary pressing and discharging device for powder metallurgy gears to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a primary pressing and discharging device for powder metallurgy gears, comprising a base plate, the upper end of the base plate is fixedly connected to a support leg, the middle part of the support leg is fixedly installed with a reinforcement rod, the upper end of the support leg is fixedly connected to a circular shell, a circular receiving disk is rotatably connected inside the circular shell, an arc-shaped baffle is fixedly connected inside the circular shell, a buffer assembly is arranged on the circular shell, a mounting frame is fixedly installed on one side of the upper end of the base plate close to the circular shell, a conveyor belt is installed on the mounting frame, and a driving assembly for driving the circular receiving disk to rotate is arranged at the lower end of the circular shell.

[0006] Preferably, the circular shell is a cavity with an opening at the upper end, a notch equal to the width of the conveyor belt is provided on the side of the circular shell close to the conveyor belt, and a circular hole is provided in the middle of the lower end of the circular shell.

[0007] Preferably, the buffer assembly includes an arc-shaped buffer plate, a spring and a rotating column, and the rotating column is rotatably connected to the notch of the circular shell.

[0008] Preferably, the arc-shaped buffer plate is fixedly connected to the rotating column, one end of the spring is fixedly connected to the arc-shaped buffer plate, and the other end of the spring is fixedly connected to the inner wall of the circular shell.

[0009] Preferably, the driving assembly includes a mounting plate, a driving motor, a first gear, a second gear and a connecting column, the mounting plate is fixedly connected to the lower end of the circular shell, and the driving motor is fixedly mounted on the mounting plate.

[0010] Preferably, the first gear is fixedly connected to the output end of the driving motor, the connecting column is fixedly connected to the lower end of the circular receiving plate, the second gear is fixedly connected to the lower end of the connecting column, and the first gear is meshed with the second gear.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] By providing a buffer assembly and an arc-shaped baffle, the gear contacts the rotating column, squeezing the spring to slow down the speed of the gear, preventing the gear from falling onto the circular receiving plate and colliding with the inner wall of the circular shell under the action of eccentricity to cause damage to the gear. The gear contacts the arc-shaped baffle to change the position of the gear, preventing the rotating gear from colliding with the newly-produced initial pressure gear, while making it convenient for workers to collect and organize the initial pressure gears, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the drive assembly of the utility model.

[0016] In the figure: 1. bottom plate; 2. supporting leg; 3. reinforcing rod; 4. driving assembly; 5. circular shell; 6. circular receiving plate; 7. arc-shaped baffle; 8. buffer assembly; 9. conveyor belt; 10. mounting frame; 81. arc-shaped buffer plate; 82. spring; 83. rotating column; 41. mounting plate; 42. driving motor; 43. first gear; 44. second gear; 45. connecting column. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figures 1 to 3The utility model provides a technical solution: a powder metallurgy gear initial pressing and discharging device, comprising a bottom plate 1, a supporting leg 2 is fixedly connected to the upper end of the bottom plate 1, a reinforcing rod 3 is fixedly installed in the middle of the supporting leg 2, a circular shell 5 is fixedly connected to the upper end of the supporting leg 2, a circular receiving disc 6 is rotatably connected to the circular shell 5, an arc-shaped baffle 7 is fixedly connected to the inside of the circular shell 5, a buffer component 8 is arranged on the circular shell 5, a mounting frame 10 is fixedly installed on one side of the upper end of the bottom plate 1 close to the circular shell 5, a conveyor belt 9 is installed on the mounting frame 10, and a driving component 4 for driving the circular receiving disc 6 to rotate is arranged at the lower end of the circular shell 5. By providing the buffer component 8 and the arc-shaped baffle 7, the gear contacts the rotating column 83, and the spring 82 is squeezed to slow down the speed of the gear to prevent the gear from falling on the circular receiving disc 6 and colliding with the inner wall of the circular shell 5 under the action of eccentricity to cause damage to the gear. By the gear contacting the arc-shaped baffle 7, the position of the gear is changed to prevent the rotating gear from colliding with the newly produced initial pressing gear, and at the same time, it is convenient for workers to collect and sort out the initial pressing gear.

[0019] The circular shell 5 is a cavity with an opening at the upper end. A notch equal to the width of the conveyor belt 9 is provided on the side of the circular shell 5 close to the conveyor belt 9 to facilitate the transportation of the gear from the conveyor belt 9 to the circular receiving plate 6. A circular hole is provided in the middle of the lower end of the circular shell 5 to facilitate the fixed connection between the connecting column 45 and the circular receiving plate 6.

[0020] The buffer assembly 8 includes an arc-shaped buffer plate 81, a spring 82 and a rotating column 83. The rotating column 83 is rotatably connected to the notch of the circular shell 5. The arc-shaped buffer plate 81 is fixedly connected to the rotating column 83. One end of the spring 82 is fixedly connected to the arc-shaped buffer plate 81, and the other end of the spring 82 is fixedly connected to the inner wall of the circular shell 5. The circular receiving plate 6 rotates counterclockwise, driving the gear to contact the rotating column 83, driving the arc-shaped buffer plate 81 to rotate on the rotating column 83, squeezing the spring 82, slowing down the speed of the gear, and preventing the gear from falling onto the circular receiving plate 6 and colliding with the inner wall of the circular shell 5 under the action of eccentricity to cause damage to the gear.

[0021] The driving assembly 4 includes a mounting plate 41, a driving motor 42, a first gear 43, a second gear 44 and a connecting column 45. The mounting plate 41 is fixedly connected to the lower end of the circular shell 5, the driving motor 42 is fixedly mounted on the mounting plate 41, the first gear 43 is fixedly connected to the output end of the driving motor 42, the connecting column 45 is fixedly connected to the lower end of the circular receiving plate 6, the second gear 44 is fixedly connected to the lower end of the connecting column 45, the first gear 43 is meshed with the second gear 44, the driving motor 42 drives the first gear 43 to rotate, the second gear 44 is meshed with the first gear 43, the rotation of the first gear 43 drives the second gear 44 to rotate, and the second gear 44 drives the circular receiving plate 6 to rotate in the circular shell 5 through the connecting column 45.

[0022] Working principle: in actual use, the driving motor 42 is turned on, and the driving motor 42 drives the first gear 43 to rotate, and the second gear 44 is meshed with the first gear 43. The rotation of the first gear 43 drives the second gear 44 to rotate, and the second gear 44 drives the circular receiving plate 6 to rotate in the circular shell 5 through the connecting column 45, and the initial pressure gear is placed on the conveyor belt 9, and is conveyed to the rotating circular receiving plate 6 through the conveyor belt 9. The circular receiving plate 6 rotates counterclockwise, driving the gear to contact with the rotating column 83, and driving the arc buffer plate 81 to rotate on the rotating column 83, squeezing the spring 82, slowing down the speed of the gear, and preventing the gear from falling onto the circular receiving plate 6 and colliding with the inner wall of the circular shell 5 under the action of eccentricity to cause damage to the gear. The gear contacts the arc baffle 7 to change the position of the gear, and prevent the rotating gear from colliding with the newly produced initial pressure gear, which is convenient for workers to collect and organize the initial pressure gears and improves work efficiency.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A powder metallurgy gear primary pressing and discharging device, comprising a bottom plate (1), characterized in that: The upper end of the base plate (1) is fixedly connected to a support leg (2), a reinforcement rod (3) is fixedly installed in the middle of the support leg (2), the upper end of the support leg (2) is fixedly connected to a circular shell (5), a circular receiving plate (6) is rotatably connected inside the circular shell (5), an arc-shaped baffle (7) is fixedly connected inside the circular shell (5), a buffer component (8) is arranged on the circular shell (5), a mounting frame (10) is fixedly installed on one side of the upper end of the base plate (1) close to the circular shell (5), a conveyor belt (9) is installed on the mounting frame (10), and a driving component (4) for driving the circular receiving plate (6) to rotate is arranged at the lower end of the circular shell (5).

2. The initial pressing and discharging device for powder metallurgy gears according to claim 1, characterized in that: The circular shell (5) is a cavity with an opening at the upper end. A notch having a width equal to that of the conveyor belt (9) is provided on a side of the circular shell (5) close to the conveyor belt (9). A circular hole is provided in the middle of the lower end of the circular shell (5).

3. The initial pressing and discharging device for powder metallurgy gears according to claim 1, characterized in that: The buffer assembly (8) comprises an arc-shaped buffer plate (81), a spring (82) and a rotating column (83), and the rotating column (83) is rotatably connected to the notch of the circular shell (5).

4. The initial pressing and discharging device for powder metallurgy gears according to claim 3 is characterized in that: The arc-shaped buffer plate (81) is fixedly connected to the rotating column (83), one end of the spring (82) is fixedly connected to the arc-shaped buffer plate (81), and the other end of the spring (82) is fixedly connected to the inner wall of the circular shell (5).

5. The initial pressing and discharging device for powder metallurgy gears according to claim 1, characterized in that: The driving assembly (4) comprises a mounting plate (41), a driving motor (42), a first gear (43), a second gear (44) and a connecting column (45); the mounting plate (41) is fixedly connected to the lower end of the circular shell (5); and the driving motor (42) is fixedly mounted on the mounting plate (41).

6. The initial pressing and discharging device for powder metallurgy gears according to claim 5, characterized in that: The first gear (43) is fixedly connected to the output end of the driving motor (42), the connecting column (45) is fixedly connected to the lower end of the circular receiving plate (6), the second gear (44) is fixedly connected to the lower end of the connecting column (45), and the first gear (43) is meshed with the second gear (44).

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