Oil injection equipment and corresponding oil injection method

Abstract

The invention discloses oil injection equipment and a corresponding oil injection method, and belongs to the technical field of oil injection equipment.The oil injection equipment comprises a workbench, a mechanical arm is arranged on one side of the top face of the workbench, a demonstrator is arranged on the workbench, an oil injection pipe is arranged on the mechanical arm, and one end of the oil injection pipe is connected with an oil conveying pipe; a conveying mechanism used for conveying workpieces is arranged on the workbench, a sensor used for detecting the workpieces is arranged on the workbench, a controller is arranged on the workbench, a valve is arranged on the oil spraying pipe, the output end of the sensor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the valve and the control end of the mechanical arm. The workpiece oiling device has the effect of improving the workpiece oiling efficiency.

Description

Technical Field

[0001] The present invention relates to the field of fuel injection equipment, and in particular to a fuel injection equipment and a corresponding fuel injection method. Background Art

[0002] Oil injection is one of the main process flows for rust prevention and lubrication of many mechanical parts during processing. The appearance and size requirements of the components of each part are relatively high, such as product A-grade mirror requirements and high-precision assembly size requirements. Therefore, during the production and circulation of products, it is necessary to protect the surface of spare parts with higher requirements to avoid scratches and damage to the products.

[0003] When the workpiece is sprayed with oil during the processing, it is usually done by skilled workers using a spray gun to spray the workpiece surface. This requires a high level of proficiency for the workers and the stability is difficult to control, resulting in low oiling efficiency for the workpiece. Summary of the invention

[0004] In order to improve the oiling efficiency of workpieces during the production process, the present application provides an oil spraying device and a corresponding oil spraying method.

[0005] In the first aspect, the present application provides an oil injection device adopting the following technical solution: A fuel injection device comprises a workbench, a manipulator is arranged on one side of the top surface of the workbench, a teaching pendant is arranged on the workbench, a fuel injection pipe is arranged on the manipulator, one end of the fuel injection pipe is connected to an oil delivery pipe, a conveying mechanism for conveying workpieces is arranged on the workbench, a sensor for detecting workpieces is arranged on the workbench, a controller is arranged on the workbench, a valve is arranged on the fuel injection pipe, an output end of the sensor is electrically connected to an input end of the controller, and an output end of the controller is electrically connected to the valve and a control end of the manipulator.

[0006] By adopting the above technical solution, the teaching pendant is used to locate the injection position for the manipulator and input the program to control the movement of the manipulator, and then the conveying mechanism conveys the workpiece to be injected with oil. When the workpiece is conveyed to the bottom of the injection pipe, the sensor detects the workpiece to be injected with oil, and the sensor transmits the detection signal to the controller. The controller controls the manipulator to start and open the valve, so that the manipulator controls the injection pipe to inject oil to the workpiece, so that the workpiece injection is automated, thereby improving the workpiece oiling efficiency.

[0007] Preferably, the conveying mechanism includes two conveying rails arranged on the top surface of the workbench, the top surfaces of the two conveying rails are provided with grooves, and a drive roller 1 and a drive roller 2 are rotatably installed between the opposite inner sides of the grooves, and the outer circumferential surfaces of the drive roller 1 and the drive roller 2 are sleeved with two conveyor belts, and a connecting shaft is fixed between two adjacent drive rollers 1, a motor is fixed to the side of one of the conveying rails, and the output shaft of the motor is fixedly connected to one end of the drive roller 1, and a moving seat is provided on the two conveying rails, and a workpiece seat for fixing the workpiece is fixed on the top surface of the moving seat.

[0008] By adopting the above technical solution, the motor is started, the output shaft drive roller of the motor rotates, the drive roller drives the connecting shaft to rotate, the connecting shaft drives another drive roller to rotate, so that the two drive rollers respectively drive the two conveyor belts to rotate, and when the workpiece that has completed the previous process moves onto the conveyor belt, the conveyor belt drives the moving seat to move while moving, so that the moving seat drives the workpiece to move to the bottom of the injection pipe.

[0009] Preferably, a plurality of conveying wheels for supporting the conveying belt are rotatably mounted between the opposite inner side surfaces of the groove, and the plurality of conveying wheels are located between the first transmission roller and the second transmission roller.

[0010] By adopting the above technical solution, a plurality of conveying wheels are arranged between the driving roller 1 and the driving roller 2, so that the plurality of conveying wheels support the conveyor belt, thereby reducing the possibility of the conveyor belt falling and improving the conveying efficiency of the conveyor belt.

[0011] Preferably, a cylinder is fixed to the top surface of the workbench, the cylinder is located between the two conveying rails, a top plate is fixed to the top end of the cylinder piston rod, a limit assembly for limiting the movable seat is provided on the workbench, and the output end of the controller is also electrically connected to the control end of the cylinder to control the opening and closing of the cylinder in response to the signal of the sensor.

[0012] By adopting the above technical solution, when the conveyor belt drives the moving seat to move to the bottom of the oil injection pipe, the limit assembly limits the movement of the moving seat, the sensor transmits the detected workpiece signal to the controller, the controller controls the cylinder to start, the piston rod of the cylinder drives the top plate to move upward, the top plate lifts the moving seat upward, so that the moving seat is separated from the conveyor belt and stops moving, thereby facilitating the injection of oil to the workpiece on the moving seat.

[0013] Preferably, protrusions are fixed at the corners of the top surface of the top plate, and plug-in grooves are provided at the corners of the bottom surface of the movable seat.

[0014] By adopting the above technical solution, when the piston rod of the cylinder drives the top plate to move upward, the protrusion on the top plate is inserted into the insertion groove on the bottom surface of the moving seat, thereby reducing the possibility of the moving seat moving on the top plate when the top plate lifts the moving seat upward.

[0015] Preferably, the limiting assembly comprises a limiting plate hinged to the top surface of the workbench, a side surface of the limiting plate is fixed with an inclined tension spring, and the bottom end of the tension spring is fixed to the top surface of the workbench.

[0016] By adopting the above technical solution, when the conveyor belt transports the movable seat to the oil injection area, the front end of the movable seat abuts against the limit plate, so that the limit plate restricts the movable seat from continuing to move.

[0017] Preferably, mounting grooves are provided on both sides of the top surface of the limiting plate, and rollers are rotatably mounted between the opposite inner sides of the mounting grooves.

[0018] By adopting the above technical solution, rollers are respectively arranged on both sides of the top surface of the limit plate. When the workpiece on the movable seat is oiled, the limit plate returns to its initial state under the elastic force of the tension spring. When the piston rod of the cylinder drives the top plate to move downward, the top plate drives the movable seat to move downward, so that the movable seat is placed on the conveyor belt. The movable seat presses the limit plate underneath. When the conveyor belt transports the movable seat, the rollers roll on the bottom surface of the movable seat, thereby facilitating the conveyor belt to transport the movable seat.

[0019] Preferably, the side surface of the limiting plate is hinged with an abutment plate, the top surface of the workbench is fixed with a slide rail, the top surface of the slide rail is provided with a slide groove, the bottom end of the abutment plate is inserted in the slide groove, sliding columns are fixed on both side surfaces of the abutment plate, the opposite inner sides of the slide groove are provided with sliding grooves, and the sliding column is inserted in the slide groove.

[0020] By adopting the above technical solution, an abutment plate is arranged on the side of the limit plate, so that the abutment plate limits the moving position of the limit plate, thereby reducing the possibility of the movable seat hitting the limit plate and crossing the limit plate when moving.

[0021] In a second aspect, the present application provides an oil injection method corresponding to an oil injection device, which adopts the following technical solution: A fuel injection method corresponding to a fuel injection device comprises the following steps: S1: When the workpiece is transported to the oiling position by the conveyor belt, the sensor detects the workpiece, and the controller controls the cylinder to start, so that the cylinder lifts the workpiece upward; S2: Then the controller controls the robot to start and the valve to open, so that the robot controls the oil injection pipe to oil the workpiece; S3: When the workpiece is oiled, the piston rod of the cylinder moves downward, placing the workpiece on the conveyor belt, so that the oiled workpiece is transported to the next processing area.

[0022] In summary, the present application includes at least one of the following beneficial technical effects: 1. Use the teaching pendant to locate the injection position for the manipulator and input the program to control the movement of the manipulator. Then the conveying mechanism conveys the workpiece to be injected with oil. When the workpiece is conveyed to the bottom of the injection pipe, the sensor detects the workpiece to be injected with oil. The sensor transmits the detection signal to the controller. The controller controls the manipulator to start and open the valve, so that the manipulator controls the injection pipe to inject oil to the workpiece, so that the workpiece injection is automated, thereby improving the workpiece oiling efficiency; 2. When the conveyor belt drives the moving seat to move to the bottom of the oil injection pipe, the limit assembly limits the movement of the moving seat, the sensor transmits the detected workpiece signal to the controller, the controller controls the cylinder to start, the piston rod of the cylinder drives the top plate to move upward, the top plate pushes the moving seat upward, so that the moving seat is separated from the conveyor belt and stops moving, so as to facilitate the oil injection of the workpiece on the moving seat; 3. Rollers are respectively arranged on both sides of the top surface of the limit plate. When the workpiece on the moving seat is oiled, the limit plate returns to its initial state under the elastic force of the tension spring. When the piston rod of the cylinder drives the top plate to move downward, the top plate drives the moving seat to move downward, so that the moving seat is placed on the conveyor belt. The moving seat presses the limit plate underneath. When the conveyor belt transports the moving seat, the rollers roll on the bottom surface of the moving seat, thereby facilitating the conveyor belt to transport the moving seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the fuel injection equipment according to the embodiment of the present application.

[0024] Figure 2 It is a cross-sectional view of the conveyor rail in the embodiment of the present application.

[0025] Figure 3 It is a schematic diagram of the structure of the mounting rod in the embodiment of the present application.

[0026] Figure 4 It is a schematic diagram of the structure of the top plate in the embodiment of the present application.

[0027] Figure 5 It is a schematic diagram of the structure of the mobile seat in the embodiment of the present application.

[0028] Figure 6 It is a schematic diagram of the structure of the limiting plate in the embodiment of the present application.

[0029] Figure numerals: 1. workbench; 11. manipulator; 12. mounting frame; 13. teaching pendant; 14. injection pipe; 15. oil pipeline; 16. valve; 2. conveyor rail; 21. groove; 22. transmission roller 1; 23. transmission roller 2; 24. conveyor wheel; 25. conveyor belt; 26. connecting shaft; 27. motor; 3. mounting rod; 31. sensor; 32. controller; 33. cylinder; 34. top plate; 35. bump; 36. moving seat; 37. workpiece seat; 38. plug-in slot; 4. limit plate; 41. mounting slot; 42. roller; 43. abutment plate; 44. slide rail; 45. slide slot; 46. sliding slot; 47. sliding column; 48. tension spring. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1-6 This application is described in further detail.

[0031] The embodiment of the present application discloses a fuel injection device.

[0032] Reference Figure 1 A fuel injection device includes a workbench 1, a manipulator 11 is fixed on one side of the top surface of the workbench 1, a mounting frame 12 is fixed on the workbench 1, a teaching pendant 13 is arranged on the mounting frame 12, the teaching pendant 13 is electrically connected to the manipulator 11, and the teaching pendant 13 is used to set a moving positioning program for the manipulator 11. A fuel injection pipe 14 is fixed on the manipulator 11, one end of the fuel injection pipe 14 is fixedly connected to an oil delivery pipe 15, and a valve 16 is fixed on the oil delivery pipe 15.

[0033] Reference Figure 1 and Figure 2 Two conveyor rails 2 arranged in parallel to each other are fixed on the top surface of the workbench 1. A groove 21 is provided on the top surface of the two conveyor rails 2. A driving roller 22 and a driving roller 23 are rotatably installed between the opposite inner sides of the groove 21. A conveyor belt 25 is sleeved on the outer circumference of the driving roller 22 and the driving roller 23. A plurality of conveyor wheels 24 for supporting the conveyor belt 25 are rotatably installed between the opposite inner sides of the groove 21. The plurality of conveyor wheels 24 are arranged at equal intervals along the length direction of the conveyor rail 2. The plurality of conveyor wheels 24 are located between the driving roller 22 and the driving roller 23. A connecting shaft 26 is fixedly connected between the two driving rollers 22. A motor 27 is fixedly connected to the side of one of the conveyor rails 2. The output shaft of the motor 27 is fixedly connected to one end of the driving roller 22. A moving seat 36 is provided on the two conveyor rails 2. A workpiece seat 37 for fixing a workpiece is fixed on the top surface of the moving seat 36.

[0034] When the workpiece in the workpiece seat 37 completes the previous production process, the movable seat 36 drives the workpiece seat 37 to move above the two conveyor rails 2, and the motor 27 is started. The output shaft of the motor 27 drives the transmission roller 22 to rotate, and the transmission roller 22 drives the connecting shaft 26 to rotate, and the connecting shaft 26 drives another transmission roller 22 to rotate, so that the two transmission rollers 22 rotate at the same time, so that the transmission roller 22 drives the conveyor belt 25 to rotate, and the conveyor belt 25 drives the conveying wheel 24 to move, so that the movable seat 36 moves to transport the workpiece.

[0035] Reference Figure 1 and Figure 3 A mounting rod 3 is fixed on the top surface of the workbench 1. The mounting rod 3 is located on the side of the two conveying rails 2 away from the manipulator 11. A sensor 31 is fixed on the side of the mounting rod 3 close to the conveying rail 2. A controller 32 is fixed on the side of the workbench 1. The output end of the sensor 31 is electrically connected to the input end of the controller 32. The output end of the controller 32 is electrically connected to the control end of the manipulator 11 and the valve 16.

[0036] Reference Figure 1 , Figure 4 and Figure 5 A cylinder 33 is fixed on the top surface of the workbench 1. The cylinder 33 is located between the two conveying rails 2. The output end of the controller 32 is also electrically connected to the control end of the cylinder 33. A top plate 34 is fixed to the top of the piston rod of the cylinder 33. The top corners of the top plate 34 are fixed with protrusions 35. The bottom corners of the movable seat 36 are provided with plug-in grooves 38. The protrusions 35 can be plugged into the plug-in grooves 38.

[0037] When the conveying wheel 24 drives the moving seat 36 to move and moves the workpiece to the bottom of the oil injection pipe 14, the sensor 31 detects the workpiece and transmits a signal to the controller 32. The controller 32 controls the robot 11 to start and the valve 16 to open. At the same time, the controller 32 also controls the cylinder 33 to start, so that the piston rod of the cylinder 33 pushes the top plate 34 to move upward, and the top plate 34 pushes the moving seat 36 to move upward, so that the moving seat 36 drives the workpiece to move upward, and the moving seat 36 is separated from the conveyor belt 25, so that the robot 11 drives the oil injection pipe 14 to oil the workpiece.

[0038] Reference Figure 1 , Figure 4 and Figure 6The top surface of the workbench 1 is hinged with a limit plate 4, which is located on one side of the cylinder 33. Both sides of the top surface of the limit plate 4 are provided with mounting grooves 41, and rollers 42 are rotatably installed between the opposite inner sides of the mounting grooves 41. The side of the limit plate 4 close to the cylinder 33 is hinged with an abutment plate 43, and a slide rail 44 is fixed to the top surface of the workbench 1. A slide groove 45 is opened on the top surface of the slide rail 44, and the bottom end of the abutment plate 43 is inserted into the slide groove 45. Sliding columns 47 are fixed to both sides of the abutment plate 43, and sliding grooves 46 are opened on the opposite inner sides of the slide groove 45. The sliding columns 47 are inserted into the sliding groove 46. Both sides of the side of the limit plate 4 close to the cylinder 33 are fixed with inclined tension springs 48, and the bottom end of the tension spring 48 is fixed to the top surface of the workbench 1.

[0039] When the conveyor belt 25 conveys the movable seat 36 to the bottom of the oil injection pipe 14, the front end of the movable seat 36 abuts against the limit plate 4, so that the movable seat 36 cannot continue to move forward, so that when the sensor 31 transmits a signal to the controller 32, the controller 32 controls the cylinder 33 to start, so that the cylinder 33 pushes the movable seat 36 upward. When the cylinder 33 pushes the movable seat 36 upward and the movable seat 36 is separated from the limit plate 4, the limit plate 4 returns to the initial state under the elastic force of the tension spring 48. When the workpiece is oiled, the piston rod of the cylinder 33 drives the movable seat 36 to move downward, so that the limit plate 4 is pressed under the movable seat 36, so that the conveyor belt 25 continues to convey the movable seat 36 to move forward.

[0040] The implementation principle of the oil injection device of the embodiment of the present application is as follows: first, the teaching pendant 13 is used to locate the oil injection position for the manipulator 11 and input a program to control the movement of the manipulator 11, and then the workpiece that has passed the previous process is transported to the conveyor belt 25, and the motor 27 is started. The output shaft of the motor 27 drives the transmission roller 1 22 to rotate, the transmission roller 1 22 drives the connecting shaft 26 to rotate, and the connecting shaft 26 drives another transmission roller 1 22 to rotate, so that the two transmission rollers 1 22 rotate at the same time, and the two transmission rollers 1 22 respectively drive the two conveyor belts 25 to rotate, so that the conveyor belt 25 conveys and moves. The movable seat 36 drives the workpiece to move to the oil injection area, the sensor 31 detects the workpiece to be injected with oil, and the sensor 31 transmits the detection signal to the controller 32. The controller 32 controls the cylinder 33 to start, and the piston rod of the cylinder 33 drives the top plate 34 to move upward, and the top plate 34 lifts the movable seat 36 upward, so that the movable seat 36 is separated from the conveyor belt 25. At the same time, the controller 32 controls the manipulator 11 to start and open the valve 16, so that the manipulator 11 controls the injection pipe 14 to inject oil to the workpiece, so that the workpiece injection is automated, thereby improving the workpiece oiling efficiency.

[0041] The embodiment of the present application also discloses a fuel injection method corresponding to the fuel injection device, comprising the following steps: S1: When the workpiece is transported to the oiling position by the conveyor belt 25, the sensor 31 detects the workpiece, and the controller 32 controls the cylinder 33 to start, so that the cylinder 33 lifts the workpiece upward; S2: Then the controller 32 controls the manipulator 11 to start and the valve 16 to open, so that the manipulator 11 controls the oil injection pipe 14 to apply oil to the workpiece; S3: When the workpiece is oiled, the piston rod of the cylinder 33 moves downward to place the workpiece on the conveyor belt 25, so that the oiled workpiece is conveyed to the next processing area.

[0042] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A fuel injection device, characterized in that: The invention comprises a workbench (1), wherein a manipulator (11) is arranged on one side of the top surface of the workbench (1), a teaching pendant (13) is arranged on the workbench (1), an oil injection pipe (14) is arranged on the manipulator (11), one end of the oil injection pipe (14) is connected to an oil delivery pipe (15), a conveying mechanism for conveying a workpiece is arranged on the workbench (1), a sensor (31) for detecting the workpiece is arranged on the workbench (1), a controller (32) is arranged on the workbench (1), a valve (16) is arranged on the oil injection pipe (14), an output end of the sensor (31) is electrically connected to an input end of the controller (32), and an output end of the controller (32) is electrically connected to the valve (16) and a control end of the manipulator (11).

2. A fuel injection device according to claim 1, characterized in that: The conveying mechanism comprises two conveying rails (2) arranged on the top surface of the workbench (1), the top surfaces of the two conveying rails (2) are each provided with a groove (21), a driving roller 1 (22) and a driving roller 2 (23) are rotatably mounted between the opposite inner sides of the groove (21), the outer circumferences of the driving roller 1 (22) and the driving roller 2 (23) are sleeved with two conveying belts (25), a connecting shaft (26) is fixed between two adjacent driving rollers 1 (22), a motor (27) is fixed to the side surface of one of the conveying rails (2), the output shaft of the motor (27) is fixedly connected to one end of the driving roller 1 (22), and a moving seat (36) is arranged on the two conveying rails (2), and a workpiece seat (37) for fixing a workpiece is fixed to the top surface of the moving seat (36).

3. A fuel injection device according to claim 2, characterized in that: A plurality of conveying wheels (24) for supporting the conveying belt (25) are rotatably mounted between the opposite inner side surfaces of the groove (21); the plurality of conveying wheels (24) are located between the first transmission roller (22) and the second transmission roller (23).

4. A fuel injection device according to claim 3, characterized in that: A cylinder (33) is fixed on the top surface of the workbench (1), and the cylinder (33) is located between the two conveying rails (2). A top plate (34) is fixed to the top end of the piston rod of the cylinder (33). A limit assembly for limiting the position of the movable seat (36) is provided on the workbench (1). The output end of the controller (32) is also electrically connected to the control end of the cylinder (33) to control the opening and closing of the cylinder (33) in response to the signal of the sensor (31).

5. A fuel injection device according to claim 4, characterized in that: The top surface corners of the top plate (34) are all fixed with protrusions (35), and the bottom surface corners of the movable seat (36) are all provided with plug-in grooves (38).

6. A fuel injection device according to claim 4, characterized in that: The limiting assembly comprises a limiting plate (4) hinged to the top surface of the workbench (1), a side surface of the limiting plate (4) is fixed with an inclined tension spring (48), and the bottom end of the tension spring (48) is fixed to the top surface of the workbench (1).

7. A fuel injection device according to claim 6, characterized in that: Both sides of the top surface of the limiting plate (4) are provided with mounting grooves (41), and rollers (42) are rotatably mounted between the opposite inner sides of the mounting grooves (41).

8. The fuel injection device according to claim 6, characterized in that: The side surface of the limiting plate (4) is hinged with an abutment plate (43), the top surface of the workbench (1) is fixed with a slide rail (44), the top surface of the slide rail (44) is provided with a slide groove (45), the bottom end of the abutment plate (43) is inserted into the slide groove (45), both side surfaces of the abutment plate (43) are fixed with sliding columns (47), the opposite inner side surfaces of the slide groove (45) are provided with sliding grooves (46), and the sliding column (47) is inserted into the slide groove (45).

9. A fuel injection method corresponding to a fuel injection device, according to a fuel injection device according to any one of claims 1 to 8, characterized in that: The steps include: S1: When the workpiece is transported to the oiling position by the conveyor belt (25), the sensor (31) detects the workpiece, and the controller (32) controls the cylinder (33) to start, so that the cylinder (33) lifts the workpiece upward; S2: Then the controller (32) controls the manipulator (11) to start and the valve (16) to open, so that the manipulator (11) controls the oil injection pipe (14) to apply oil to the workpiece; S3: When the workpiece is oiled, the piston rod of the cylinder (33) moves downward to place the workpiece on the conveyor belt (25), so that the oiled workpiece is transported to the next processing area.

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