Mechanism for press-fit assembly of double-sided piston of automobile shock absorber

Abstract

A press-fit assembly mechanism for a double-face piston of an automobile shock absorber comprises a press-fit device, the press-fit device comprises a pressing cylinder and an objective table, the pressing cylinder is arranged over the objective table, the pressing cylinder is provided with a pressing head, rotating disc assemblies are arranged on the two sides of the objective table, each rotating disc assembly comprises a rotating shaft, an objective disc, a motor and a coupler, the objective disc is connected with the upper portion of the rotating shaft, and the motor is provided with a motor shaft; the rotating shaft is connected with a motor shaft through a coupler, an angle visual detection module for detection is arranged on the upper portion right corresponding to the rotating disc assemblies, and material conveying mechanical arms are arranged on the outer sides of the two rotating disc assemblies. According to the utility model, after the angles of the first piston and the second piston are adjusted to reach the preset positions through the cooperation of the angle visual detection module and the turntable assembly, the first piston and the second piston are placed on the objective table by the two material conveying manipulators to be pressed, so that the pressing precision is improved, the product quality is improved, and the production efficiency is improved. And the automation level is improved, so that the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a mechanism for pressing and assembling double-sided pistons of automobile shock absorbers. Background Art

[0002] At present, when producing double-sided combined pistons for automobile shock absorbers, the following process is generally used for assembly: the first piston and the second piston are placed on the loading platform by their respective material transporting manipulators, and then the first piston and the second piston are manually adjusted to a matching state during installation, and then pressed together using a pressing machine. When assembling in this way, the pressing accuracy is likely to be low during the pressing process. During the pressing process, improper manual operation often causes product damage, which reduces the quality of the product. In addition, traditional pressing devices often require manual adjustment and assembly of products, resulting in a low degree of automation and difficulty in improving production efficiency. Utility Model Content

[0003] The embodiment of the present application provides a mechanism for pressing and assembling double-sided pistons of automobile shock absorbers, which can adjust the angles of the first piston and the second piston to a preset position through the cooperation of an angle vision detection module and a turntable assembly, and then place the first piston and the second piston on a loading platform for pressing by two material transport robots, thereby improving the pressing accuracy, thereby improving product quality, and enhancing the level of automation, thereby improving production efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mechanism for press-fitting and assembling double-sided pistons of an automobile shock absorber, comprising a press-fitting device, a first piston, and a second piston. The press-fitting device comprises a press cylinder and a loading platform. The press cylinder is arranged directly above the loading platform. The press cylinder is provided with a press head. The press cylinder pushes the press head to press the first piston and the second piston together. Turntable assemblies are arranged on both sides of the loading platform. The turntable assemblies comprise a rotating shaft, a loading platform, a motor, and a coupling. The loading platform is connected to the upper part of the rotating shaft. The motor is provided with a motor shaft. The lower part of the rotating shaft is connected to the motor shaft through a coupling. The first piston and the second piston are placed on the upper part of the loading platform. An angle visual detection module is arranged directly above the turntable assembly. The angle visual detection module detects the placement positions of the first piston and the second piston, calculates the angle to be adjusted, and sends instructions to the loading platform. The loading platform adjusts the angle of the first piston and the second piston to a preset position. Material transport robots are arranged on the outer sides of the two turntable assemblies. The two material transport robots respectively place the first piston and the second piston on the loading platform.

[0005] Compared with the prior art, the advantages of the utility model are:

[0006] The angle to be adjusted of the first piston and the second piston is detected by the angle vision detection module, and a command is sent to the loading plate. The motor drives the rotating shaft, and the rotating shaft drives the loading plate to rotate the first piston and the second piston, and the angle of the first piston and the second piston is adjusted to reach a preset position, so that the first piston and the second piston cooperate when pressed together. The two material transport robots respectively place the first piston and the second piston on the loading platform, and the pressure cylinder pushes the pressure head to press the first piston and the second piston together, thereby improving the pressing accuracy and thus improving product quality.

[0007] As an improvement of the utility model, the first piston is provided with a first through hole, and a plurality of positioning bosses are circumferentially provided on one side of the first through hole. The second piston is provided with a second through hole, and a positioning groove matching the positioning boss of the first piston is circumferentially provided on one side of the second through hole. The positioning bosses correspond one-to-one with the positioning grooves, so that the first piston and the second piston are matched and positioned, making it convenient for the first piston and the second piston to be installed together according to the preset position.

[0008] As an improvement of the present utility model, the turntable assembly also includes a shell, a cavity is provided inside the shell, a rotating shaft, a loading plate, a motor and a coupling are arranged inside the cavity of the shell, a limit plate is provided on the shell extending toward the rotating shaft, a bearing is arranged between the limit plate and the rotating shaft, the inner ring of the bearing is sleeved on the rotating shaft, the outer ring of the bearing is connected to the limit plate, a positioning column is provided on the upper part of the loading plate, the shape of the positioning column is matched with the shape of the through hole of the first piston and the second piston, a limit plate is provided on the shell extending toward the rotating shaft, which can prevent radial deviation due to the long rotating shaft, the turntable assembly is provided with a shell, which can effectively prevent dust from entering, the shape of the positioning column is matched with the shape of the through hole of the first piston and the second piston, and can be used to fix and position the first piston and the second piston.

[0009] As an improvement of the utility model, a loading device is provided at the rear end of the turntable assembly, and the loading device includes a feeding belt and a loading robot. The loading robot is arranged above the end of the feeding belt. The first piston and the second piston are transported by the feeding belt. The loading robot obtains the first piston and the second piston and places the first piston and the second piston on the loading plate, thereby improving the level of automation and improving production efficiency.

[0010] As an improvement of the utility model, storage belts are provided on both sides of the loading device, the storage belts are provided on one side of the feeding belt, and a storage belt is provided on the side of the feeding belt. The movement direction of the storage belt is perpendicular to the movement direction of the feeding belt. A storage belt is provided on the outside of the feeding belt to increase the feeding speed, thereby improving work efficiency.

[0011] As an improvement of the utility model, a feeding conveyor belt is provided at the front end of the feed guide rail, and a unloading device is provided at the rear end of the pressing device. The unloading device includes a unloading robot and a unloading belt. The unloading robot is arranged above the front end of the unloading belt. After the first piston and the second piston complete the pressing, they are grabbed by the unloading robot and placed on the unloading belt, which facilitates unloading and increases the unloading speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments:

[0013] Figure 1 It is a schematic diagram of the overall mechanism of the double-sided piston press-fit assembly of an automobile shock absorber of the utility model;

[0014] Figure 2 This is a front view of a double-sided piston press-fit assembly mechanism of an automobile shock absorber according to the utility model;

[0015] Figure 3 It is a schematic top view of a double-sided piston press-fit assembly mechanism of an automobile shock absorber according to the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the turntable assembly of the utility model;

[0017] Figure 5 This is a schematic diagram of the first piston structure of the utility model;

[0018] Figure 6 This is a schematic diagram of the second piston structure of the utility model.

[0019] The marks in the above figure are respectively: 1. Pressing device; 1.1. Pressing cylinder; 1.1.1. Pressing head; 1.2. Loading table; 2. First piston; 2.1. First through hole; 2.2. Positioning boss; 3. Second piston; 3.1. Second through hole; 3.2. Positioning groove; 4. Turntable assembly; 4.1. Rotating shaft; 4.2. Loading plate; 4.3. Motor; 4.3.1. Motor shaft; 4.4. Coupling; 4.5. Housing; 4.6. Limiting plate; 4.7. Bearing; 4.8. Positioning column; 5. Material transport robot; 6. Angle vision detection module; 7. Loading device; 7.1. Feeding belt; 7.2. Loading robot; 8. Storage belt; 9. Unloading device; 9.1. Unloading robot; 9.2. Unloading belt. DETAILED DESCRIPTION

[0020] In the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "planar direction", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0021] like Figures 1 to 6As shown, a double-sided piston press-fit assembly mechanism for a car shock absorber comprises a press-fit device 1, a first piston 2, and a second piston 3. The press-fit device 1 comprises a press cylinder 1.1 and a loading platform 1.2. The press cylinder 1.1 is arranged directly above the loading platform 1.2. The press cylinder 1.1 is provided with a press head 1.1.1. Turntable assemblies 4 are arranged on both sides of the loading platform 1.2. The turntable assembly 4 comprises a rotating shaft 4.1, a loading plate 4.2, a motor 4.3, a coupling 4.4, and a shell 4.5. A cavity is arranged inside the shell 4.5. The rotating shaft 4.1, the loading plate 4.2, the motor 4.3 and the coupling 4.4 are arranged inside the cavity of the shell 4.5. The loading plate 4.2 is connected to the upper part of the rotating shaft 4.1. The motor 4.3 is provided with a motor shaft 4.4. .3.1, the lower part of the rotating shaft 4.1 is connected to the motor shaft 4.3.1 through a coupling 4.4, the housing 4.5 is extended toward the rotating shaft 4.1 and is provided with a limit plate 4.6, a bearing 4.7 is arranged between the limit plate 4.6 and the rotating shaft 4.1, the inner ring of the bearing 4.7 is sleeved on the rotating shaft 4.1, the outer ring of the bearing 4.7 is connected to the limit plate 4.6, a positioning column 4.8 is arranged on the upper part of the loading plate 4.2, a feeding device 7 is arranged at the rear end of the turntable assembly 4, the feeding device 7 comprises a feeding belt 7.1 and a feeding manipulator 7.2, the feeding manipulator 7.2 is arranged above the end of the feeding belt 7.1, storage belts 8 are arranged on both sides of the feeding device 7, the storage belts 8 are arranged on the feeding belt 7.1 On the outside, the movement direction of the material storage belt 8 is perpendicular to the movement direction of the feeding belt 7.1. The first piston 2 and the second piston 3 are respectively transported to the feeding belt 7.1 by their respective material storage belts 8. The first piston 2 and the second piston 3 are placed on the loading plate 4.2 of the turntable assembly 4 by their respective loading manipulators 7.2. The first piston 2 is provided with a first through hole 2.1, and a plurality of positioning bosses 2.2 are circumferentially provided on one side of the first through hole 2.1. The second piston 3 is provided with a second through hole 3.1, and a positioning groove 3.2 matching the positioning boss 2.2 of the first piston 2 is circumferentially provided on one side of the second through hole 3.1. The shape of the positioning column 4.8 is adapted to the shape of the through holes of the first piston 2 and the second piston 3. The turntable assembly 4 An angle visual detection module 6 is provided above the corresponding position, and the angle visual detection module 6 detects the placement position of the first piston 2 and the second piston 3, calculates the angle to be adjusted and sends instructions to the loading plate 4.2, and the loading plate 4.2 adjusts the angle of the first piston 2 and the second piston 3 to a preset position. The outer sides of the two turntable assemblies 4 are provided with material transporting manipulators 5, and the two material transporting manipulators 5 respectively place the first piston 2 and the second piston 3 on the loading platform 1.2, and the pressure cylinder 1.1 pushes the pressure head 1.1.1 to press the first piston 2 and the second piston 3 together. The rear end of the press-fitting device 1 is provided with a feeding device 9, and the feeding device 9 includes a feeding robot 9.1 and a feeding belt 9.2, and the feeding robot 9.1 is arranged on the feeding belt 9.2, after the first piston 2 and the second piston 3 are pressed together, they are grabbed by the unloading robot 9.1 and placed on the unloading belt 9.2 to complete the unloading. All the aforementioned robots are equipped with two movable cylinders, one of which is responsible for the up and down movement of the robot, and the other is responsible for the horizontal movement of the robot. The movable cylinder for up and down movement is arranged above the movable cylinder for horizontal movement. The movable push rod of the movable cylinder responsible for the up and down movement of the robot is connected to the movable cylinder for horizontal movement through the mounting base. The robot is arranged on the movable push rod of the movable cylinder for horizontal movement. The movable cylinder for horizontal movement includes three horizontal movement paths, one is the horizontal movement between the end of the feeding belt 7.1 and the loading tray 4.2, one is the horizontal movement between the loading tray 4.2 and the loading platform 1.2, and one is the horizontal movement between the loading platform 1.2 and the front end of the unloading belt 9.2. This is the prior art and will not be described in detail here. .

[0022] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A double-sided piston press-fit assembly mechanism for an automobile shock absorber, comprising a press-fit device (1), a first piston (2), and a second piston (3); the press-fit device (1) comprises a press cylinder (1.1) and a loading platform (1.2); the press cylinder (1.1) is arranged directly above the loading platform (1.2); the press cylinder (1.1) is provided with a press head (1.1.1); the press cylinder (1.1) pushes the press head (1.1.1) to press-fit the first piston (2) and the second piston (3); the characteristics are: A turntable assembly (4) is provided on both sides of the loading platform (1.2), the turntable assembly (4) comprising a rotating shaft (4.1), a loading plate (4.2), a motor (4.3), and a coupling (4.4); the loading plate (4.2) is connected to the upper part of the rotating shaft (4.1); the motor (4.3) is provided with a motor shaft (4.3.1); the lower part of the rotating shaft (4.1) is connected to the motor shaft (4.3.1) via a coupling (4.4); the first piston (2) and the second piston (3) are placed on the upper part of the loading plate (4.2); the turntable assembly (4) An angle vision detection module (6) is provided above the corresponding first piston (2) and the second piston (3), the angle vision detection module (6) detects the placement positions of the first piston (2) and the second piston (3), calculates the angle to be adjusted and sends instructions to the loading plate (4.2), the loading plate (4.2) adjusts the angles of the first piston (2) and the second piston (3) to a preset position, and the outer sides of the two turntable assemblies (4) are provided with material transport robots (5), and the two material transport robots (5) respectively place the first piston (2) and the second piston (3) on the loading platform (1.2).

2. The double-sided piston press-fit assembly mechanism of an automobile shock absorber according to claim 1, characterized in that: The first piston (2) is provided with a first through hole (2.1), one side of which is circumferentially provided with a plurality of positioning bosses (2.2); the second piston (3) is provided with a second through hole (3.1), one side of which is circumferentially provided with a positioning groove (3.2) matching with the positioning boss (2.2) of the first piston (2).

3. The double-sided piston press-fit assembly mechanism of an automobile shock absorber according to claim 2, characterized in that: The turntable assembly (4) further comprises a shell (4.5), wherein a cavity is provided inside the shell (4.5), wherein the rotating shaft (4.1), the loading plate (4.2), the motor (4.3) and the coupling (4.4) are arranged inside the cavity of the shell (4.5), wherein the shell (4.5) is provided with a limit plate (4.6) extending toward the rotating shaft (4.1), wherein a bearing (4.7) is arranged between the limit plate (4.6) and the rotating shaft (4.1), wherein an inner ring of the bearing (4.7) is sleeved on the rotating shaft (4.1), wherein an outer ring of the bearing (4.7) is connected to the limit plate (4.6), and wherein a positioning column (4.8) is provided on the upper part of the loading plate (4.2), wherein the shape of the positioning column (4.8) is adapted to the shape of the through holes of the first piston (2) and the second piston (3).

4. The double-sided piston press-fit assembly mechanism of an automobile shock absorber according to claim 1, characterized in that: A loading device (7) is provided at the rear end of the turntable assembly (4), and the loading device (7) comprises a feeding belt (7.1) and a loading robot (7.2), and the loading robot (7.2) is arranged above the end of the feeding belt (7.1).

5. The double-sided piston press-fit assembly mechanism of an automobile shock absorber according to claim 4, characterized in that: Material storage belts (8) are provided on both sides of the loading device (7), and the material storage belts (8) are arranged on the outside of the feeding belt (7.1), and the movement direction of the material storage belts (8) is perpendicular to the movement direction of the feeding belt (7.1).

6. The double-sided piston press-fit assembly mechanism of an automobile shock absorber according to claim 1, characterized in that: A material unloading device (9) is provided at the rear end of the loading platform (1.2), and the material unloading device (9) comprises a material unloading manipulator (9.1) and a material unloading belt (9.2), and the material unloading manipulator (9.1) is provided above the front end of the material unloading belt (9.2).

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