A door handle shaft oiling press-fit device

Abstract

This utility model belongs to the field of automation equipment technology, and relates to a door handle shaft oiling and pressing device. It includes a machine base, a handle fixture mounted on the machine base, a handle assembly placed inside the handle fixture, a shaft feeding mechanism located on one side of the handle fixture, a shaft receiving mechanism connected to the feeding mechanism, an immersion oiling mechanism located on one side of the receiving mechanism, a transfer mechanism, and a pressing mechanism. The immersion oiling mechanism includes a base, an immersion hole on the upper surface of the base, and a lubricant compensation mechanism for maintaining the lubricant level in the immersion hole. The device can automatically perform shaft feeding, unloading, oiling, and pressing. The transfer mechanism places the shaft into the immersion hole and applies oil through immersion to prevent uneven oiling. The lubricant compensation mechanism replenishes lubricant in the immersion hole, maintaining a certain oil level and ensuring sufficient oiling.

Description

Technical Field

[0001] This utility model relates to the field of automation equipment technology, and in particular to a door handle shaft oiling and pressing device. Background Technology

[0002] A pivot is a shaft that is essential for connecting main components of a product and is used to withstand both bending moment and torque during rotation. Before pressing, the pivot of a car door handle needs to be lubricated. Existing lubrication methods mostly involve manual application, which is inefficient and results in uneven application. Therefore, this invention proposes a door handle pivot lubrication and pressing device. Utility Model Content

[0003] The main objective of this invention is to provide a door handle shaft oiling and pressing device to solve the problems mentioned in the background art.

[0004] This utility model achieves the above-mentioned objective through the following technical solution: a door handle shaft oiling and pressing device, comprising a machine base, a handle fixture disposed on the machine base, a handle assembly placed in the handle fixture, a shaft feeding mechanism disposed on one side of the handle fixture, a shaft receiving mechanism connected to the shaft feeding mechanism, an immersion oiling mechanism disposed on one side of the shaft receiving mechanism, a transfer mechanism, and a pressing mechanism. The immersion oiling mechanism includes a base, an immersion hole disposed on the upper end face of the base, and a lubricating oil compensation mechanism for maintaining the lubricating oil level in the immersion hole.

[0005] Preferably, the lubricating oil compensation mechanism includes an oil inlet located at the bottom of the base and communicating with the immersion hole. The oil inlet is connected to an oil tank via a pipe and an oil pump. An oil outlet is provided on one side of the base and is connected to the oil tank via a return pipe. A sleeve is connected inside the immersion hole. Sealing rings are connected between the bottom and top ends of the outer periphery of the sleeve and the inner wall of the immersion hole. A gap is left between the outer periphery of the sleeve and the inner wall of the immersion hole, forming an overflow cavity communicating with the oil outlet. Multiple overflow holes communicating with the overflow cavity are distributed on the top of the sleeve, and the oil outlet is located below the overflow holes.

[0006] Preferably, the rotating shaft feeding mechanism includes a vibratory plate and a linear vibrating track, the receiving mechanism includes a receiving block set by a bracket, the receiving block is provided with a receiving groove that connects to the linear vibrating track, the bracket is provided with a rotary cylinder, the output end of the rotary cylinder is connected to a gripper cylinder, the gripper cylinder is connected to two L-shaped grippers, and the receiving groove is provided with gripper clearance grooves on both sides.

[0007] Preferably, the transfer mechanism includes a multi-axis robot and a pneumatic gripper located at the end of the multi-axis robot.

[0008] Preferably, the machine base is provided with a turntable driven to rotate by a servo motor, and several handle fixtures are distributed along the circumference of the turntable.

[0009] Preferably, the pressing mechanism includes a mounting plate mounted above the turntable via a bracket and an XYZ axis moving module. A floating pressure rod is connected to the bottom end of the mounting plate, and a pressure sensor is connected to the top end of the floating pressure rod. A positioning camera is connected to the mounting plate via a connecting plate.

[0010] The beneficial effects of this utility model are: the device can automatically realize the feeding, unloading, oiling and pressing of the rotating shaft; the transfer mechanism puts the rotating shaft into the immersion hole and applies oil to the rotating shaft by immersion to prevent uneven oiling; the lubricating oil compensation mechanism is used to compensate the lubricating oil into the immersion hole to maintain a certain liquid level of the lubricating oil and ensure sufficient oiling. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the oiling and pressing device for the door handle shaft in an embodiment.

[0012] Figure 2 This is a schematic diagram of the base structure.

[0013] Figure 3 This is a schematic diagram of the lubricating oil compensation mechanism.

[0014] Figure 4 This is a schematic diagram of the material receiving mechanism.

[0015] Figure 5 This is a schematic diagram of the press-fitting mechanism.

[0016] The numbers in the image represent: 1. Machine base; 2. Handle fixture; 3. Handle assembly; 4. Rotary shaft feeding mechanism; 5. Rotary shaft receiving mechanism; 6. Immersion and oiling mechanism; 7. Transfer mechanism; 8. Pressing mechanism; 9. Base; 10. Immersion hole; 11. Lubricating oil compensation mechanism; 12. Oil inlet; 13. Oil pump; 14. Pipeline; 15. Oil tank; 16. Oil outlet; 17. Return pipe; 18. Sleeve; 19. Sealing ring; 20. Overflow. 21. Flow cavity; 22. Overflow hole; 23. Incoming material sensor; 24. Vibratory feeder; 25. Straight vibration track; 26. Receiving block; 27. Receiving groove; 28. Gripper cylinder; 29. ​​Gripper clearance groove; 30. Gripper finger; 31. Multi-axis robot; 32. Pneumatic gripper; 33. Turntable; 34. XYZ axis moving module; 35. Mounting plate; 36. Floating pressure bar; 37. Positioning camera; 38. Rotary cylinder. Detailed Implementation

[0017] The present invention will be further described in detail below with reference to specific embodiments.

[0018] Example: like Figure 1-5 As shown, this utility model discloses a door handle shaft oiling and pressing device, comprising a machine base 1, a handle fixture 2 mounted on the machine base 1, a handle assembly 3 placed inside the handle fixture 2, a shaft feeding mechanism 4 located on one side of the handle fixture 2, a shaft receiving mechanism 5 connected to the shaft feeding mechanism 4, an immersion oiling mechanism 6 located on one side of the shaft receiving mechanism 5, a transfer mechanism 7, and a pressing mechanism 8. The immersion oiling mechanism 6 includes a base 9, an immersion hole 10 located on the upper surface of the base 9, and a device for maintaining the immersion hole 10. The internal lubricating oil level compensation mechanism 11, the feeding mechanism conveys the rotating shaft to the receiving mechanism, the transfer mechanism 7 transports the rotating shaft to the wetting hole 10 for wetting, the wetting oiling method can ensure the uniformity of oiling, the lubricating oil compensation mechanism 11 is used to maintain a certain level of lubricating oil in the wetting hole 10 to ensure sufficient wetting, the transfer mechanism 7 then takes out the oiled rotating shaft and transports it into the rotating shaft mounting hole on the handle assembly 3, the pressing mechanism 8 presses the rotating shaft into the handle assembly 3.

[0019] The lubricating oil compensation mechanism 11 includes an oil inlet 12 located at the bottom of the base 9 and communicating with the immersion hole 10. The oil inlet 12 is connected to an oil tank 15 via a pipe 14 and an oil pump 13. An oil outlet 16 is provided on one side of the base 9. The oil outlet 16 is connected to the oil tank 15 via a return pipe 17. A sleeve 18 is connected inside the immersion hole 10. Sealing rings 19 are connected between the bottom and top ends of the outer periphery of the sleeve 18 and the inner wall of the immersion hole 10. A gap is left between the outer periphery of the sleeve 18 and the inner wall of the immersion hole 10, forming an overflow cavity 20 communicating with the oil outlet 16. Multiple overflow holes 21 communicating with the overflow cavity 20 are distributed on the top of the sleeve 18. The oil outlet 16 is located below the overflow holes 21. The upper end of the base 9 A material inlet sensor 22 is provided on one side of the surface. The material inlet sensor 22 is connected to a control terminal. When the transfer mechanism 7 inserts the rotating shaft into the sleeve 18, the material inlet sensor 22 detects the incoming material and sends a signal to the control terminal. The control terminal controls the oil pump 13 to start and pump the lubricating oil in the oil tank 15 into the inlet hole. The lubricating oil flows in through the oil inlet hole 12 and rises along the sleeve 18. When the lubricating oil rises to the overflow hole 21, it overflows into the overflow chamber 20 through the overflow hole 21 and then flows back into the oil tank 15 through the oil outlet hole 16 and the return pipe 17. When the rotating shaft is in the immersion hole 10, the oil pump 13 is in a continuous working state, so that the lubricating oil in the immersion hole 10 maintains a certain liquid level and ensures sufficient immersion.

[0020] The rotating shaft feeding mechanism 4 includes a vibratory feeder 23 and a linear vibrating track 24. The receiving mechanism includes a receiving block 25 mounted on a bracket. The receiving block 25 has a receiving groove 26 that mates with the linear vibrating track 24. The bracket is equipped with a rotary cylinder 37. The output end of the rotary cylinder is connected to a gripper cylinder 27. The gripper cylinder 27 is connected to two L-shaped grippers. The receiving groove 26 has gripper clearance grooves 28 on both sides. The vibratory feeder 23 transports the rotating shaft to the receiving groove 26 via the linear vibrating track 24. The rotary cylinder drives the gripper cylinder 27 to rotate to a horizontal position. The gripper fingers 29 extend into the gripper clearance grooves 28. The gripper cylinder 27 drives the gripper fingers 29 to clamp the rotating shaft. The rotary cylinder resets, thereby turning the axis of the rotating shaft to a vertical position, making it easier for the transfer mechanism 7 to remove the rotating shaft.

[0021] The transfer mechanism 7 includes a multi-axis robot 30 and a pneumatic gripper 31 located at the end of the multi-axis robot 30.

[0022] The machine base 1 is equipped with a turntable 32 driven to rotate by a servo motor, and several handle fixtures 2 are distributed along the circumference of the turntable 32.

[0023] The pressing mechanism 8 includes a mounting plate 34 mounted above the turntable 32 via a bracket and an XYZ axis moving module 33. A floating pressure rod 35 is connected to the bottom end of the mounting plate 34, and a pressure sensor is connected to the top end of the floating pressure rod 35. A positioning camera 36 is connected to the mounting plate 34 via a connecting plate.

[0024] The above descriptions are merely some embodiments of this utility model. For those skilled in the art, various modifications and improvements can be made without departing from the inventive concept of this utility model, and all such modifications and improvements fall within the protection scope of this utility model.

Claims

1. A door handle shaft oiling and pressing device, characterized in that: The device includes a machine base, a handle fixture mounted on the machine base, a handle assembly placed inside the handle fixture, a rotating shaft feeding mechanism located on one side of the handle fixture, a rotating shaft receiving mechanism connected to the rotating shaft feeding mechanism, an immersion and oiling mechanism located on one side of the rotating shaft receiving mechanism, a transfer mechanism, and a pressing mechanism. The immersion and oiling mechanism includes a base, an immersion hole located on the upper end face of the base, and a lubricating oil compensation mechanism for maintaining the lubricating oil level in the immersion hole.

2. The door handle shaft oiling and pressing device according to claim 1, characterized in that: The lubricating oil compensation mechanism includes an oil inlet located at the bottom of the base and communicating with the immersion hole. The oil inlet is connected to an oil tank via a pipe and an oil pump. An oil outlet is provided on one side of the base and is connected to the oil tank via a return pipe. A sleeve is connected inside the immersion hole. Sealing rings are connected between the bottom and top ends of the outer periphery of the sleeve and the inner wall of the immersion hole. A gap is left between the outer periphery of the sleeve and the inner wall of the immersion hole, forming an overflow cavity communicating with the oil outlet. Multiple overflow holes communicating with the overflow cavity are distributed on the top of the sleeve. The oil outlet is located below the overflow holes.

3. The door handle shaft oiling and pressing device according to claim 1, characterized in that: The rotating shaft feeding mechanism includes a vibratory plate and a linear vibrating track. The receiving mechanism includes a receiving block set by a bracket. The receiving block is provided with a receiving groove that connects to the linear vibrating track. The bracket is provided with a rotary cylinder. The output end of the rotary cylinder is connected to a gripper cylinder. The gripper cylinder is connected to two L-shaped grippers. The receiving groove is provided with gripper clearance grooves on both sides.

4. The door handle shaft oiling and pressing device according to claim 1, characterized in that: The transfer mechanism includes a multi-axis robot and a pneumatic gripper located at the end of the multi-axis robot.

5. The door handle shaft oiling and pressing device according to claim 1, characterized in that: The machine base is equipped with a turntable that is driven to rotate by a servo motor, and several handle fixtures are distributed along the circumference of the turntable.

6. The door handle shaft oiling and pressing device according to claim 5, characterized in that: The pressing mechanism includes a mounting plate mounted above the turntable via a bracket and an XYZ axis moving module. A floating pressure rod is connected to the bottom end of the mounting plate, and a pressure sensor is connected to the top end of the floating pressure rod. A positioning camera is connected to the mounting plate via a connecting plate.

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