Production line for manufacturing longitudinal beam of front cabin of vehicle

Abstract

The invention discloses a production line for manufacturing a longitudinal beam of a front cabin of a vehicle. The production line comprises a conveying device, a stamping device and a sawing device, the conveying device comprises a conveying platform, a conveying driving mechanism and a positioning mechanism, a carrier plate is slidably connected to the top of the conveying platform, the conveying driving mechanism is used for driving the carrier plate to move, the positioning mechanism comprises a vertical plate arranged at the top of the carrier plate, a lifting plate is slidably connected to the side of the vertical plate, and a vertical air cylinder is mounted at the top end of the vertical plate through a fixing plate. An output shaft of the vertical air cylinder is connected with the lifting plate, the side portion of the lifting plate is provided with an inner supporting column for the front cabin longitudinal beam to be sleeved, two horizontal air cylinders are arranged on the top of the carrying plate and located on the two sides of the inner supporting column respectively, and output shafts of the two horizontal air cylinders are connected with clamping blocks respectively. According to the production line for manufacturing the vehicle front cabin longitudinal beam, multi-process machining of the front cabin longitudinal beam is achieved, manual repeated carrying and respective clamping can be avoided, and the machining precision and efficiency can be improved.

Description

Technical Field

[0001] The present invention relates to a production line for manufacturing a longitudinal beam of a vehicle front engine compartment. Background Art

[0002] The longitudinal beam of the vehicle front engine compartment has an important impact on the collision safety of the vehicle, the overall vehicle NVH, the body mode, the body stiffness, etc. Especially when a frontal collision occurs during the driving of the vehicle, the structure of the longitudinal beam of the vehicle front engine compartment plays a crucial role in transmitting and absorbing the impact force and impact energy, and reducing the injuries of the driver and passengers. At the same time, the longitudinal beam of the vehicle front engine compartment also plays the role of sharing the load bearing arrangement of components such as the engine, motor, and electronic control in the front compartment of the vehicle.

[0003] The processing of the longitudinal beam of the front engine compartment is very complicated. The processing of the traditional longitudinal beam of the front engine compartment requires multiple independent processes, usually including processing processes such as stamping, sawing, and coding. However, the following problems exist in the prior art when processing the longitudinal beam of the front engine compartment: the workpiece needs to be manually carried and clamped separately for multiple times, which is time-consuming and laborious, resulting in low production efficiency; there are many manual interventions and poor consistency, making it difficult to meet the requirements of automated production. Therefore, corresponding technical solutions need to be designed to solve the above problems. Summary of the Invention

[0004] To overcome the above-mentioned defects of the prior art, the present invention provides a production line for manufacturing a longitudinal beam of a vehicle front engine compartment to solve the problems raised in the above background art.

[0005] To achieve the above object, the technical solution of the present invention is to design a production line for manufacturing a longitudinal beam of a vehicle front engine compartment, including a conveying device, and a stamping device and a sawing device arranged in sequence along the conveying direction of the conveying device; The conveying device includes a conveying platform, a conveying drive mechanism and a positioning mechanism. A carrier plate is slidably connected to the top of the conveying platform. The conveying drive mechanism is used to drive the carrier plate to move. The positioning mechanism includes a vertical plate arranged on the top of the carrier plate. A lifting plate is slidably connected to the side of the vertical plate. And a vertical air cylinder is installed at the top of the vertical plate through a fixing plate. The output shaft of the vertical air cylinder is connected to the lifting plate. An inner support column for sleeving the longitudinal beam of the front engine compartment is arranged on the side of the lifting plate. Two horizontal air cylinders are arranged on the top of the carrier plate. The two horizontal air cylinders are respectively located on both sides of the inner support column. The two horizontal air cylinders are arranged facing each other, and the output shafts of the two horizontal air cylinders are respectively connected with clamping blocks.

[0006] Preferably, the stamping device includes a stamping platform arranged on one side of the conveying platform. A stamping frame and a support plate are arranged on the top of the stamping platform. A vertical stamping oil cylinder is arranged on the top of the stamping frame. The output shaft of the vertical stamping oil cylinder is connected with a punch head. The support plate is located below the punch head.

[0007] Preferably, the sawing device includes a sawing platform arranged on one side of the conveying platform. A first moving plate and a second moving plate are slidably connected to the top of the sawing platform. The moving direction of the first moving plate is horizontally perpendicular to that of the second moving plate. The first moving plate is connected to a horizontal cutting oil cylinder. A first cutting mechanism for obliquely cutting the front engine compartment longitudinal beam is provided on the top of the first moving plate. The first moving plate is connected to a first rack. The top of the sawing platform is rotatably installed with a first rotating shaft through a first bracket. A first circular gear and a first bevel gear are provided on the first rotating shaft. The first circular gear is located below the first rack and is meshed and connected with the first rack. A second cutting mechanism for obliquely cutting the front engine compartment longitudinal beam is provided on the top of the second moving plate. The second moving plate is connected to a second rack. The top of the sawing platform is rotatably installed with a second rotating shaft through a second bracket. A second circular gear and a second bevel gear are provided on the second rotating shaft. The second circular gear is located above the second rack and is meshed and connected with the second rack. The second bevel gear is meshed with the first bevel gear.

[0008] Preferably, the first cutting mechanism includes a first cutting motor and a first cutting tool connected to the output shaft of the first cutting motor. The second cutting mechanism includes a second cutting motor and a second cutting tool connected to the output shaft of the second cutting motor.

[0009] Preferably, the carrier plate is slidably connected to the conveying platform through a horizontal sliding rail. The lifting plate is slidably connected to the vertical plate through a vertical sliding rail. The first moving plate and the second moving plate are respectively slidably connected to the sawing platform through horizontal sliding grooves.

[0010] The advantages and beneficial effects of the present invention are as follows: A production line for manufacturing the front engine compartment longitudinal beam of a vehicle is provided, realizing multi-process processing of the front engine compartment longitudinal beam, and being able to avoid multiple manual handling and separate clamping, which is beneficial to improving the processing accuracy and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic diagram of the present invention.

[0012] Figure 2 is a schematic diagram of the front engine compartment longitudinal beam after stamping and sawing processing in the present invention. DETAILED DESCRIPTION OF THE INVENTION

[0013] The following combines the drawings and embodiments to further describe the specific implementation manners of the present invention. The following embodiments are only used to more clearly illustrate the technical solutions of the present invention and cannot be used to limit the protection scope of the present invention.

[0014] The technical solution specifically implemented by the present invention is as follows: As Figure 1 and Figure 2As shown in the figure, a production line for manufacturing the longitudinal beam of the front engine compartment of a vehicle includes a conveying device, and a stamping device and a sawing device arranged in sequence along the conveying direction of the conveying device; The conveying device includes a conveying platform 1, a conveying driving mechanism and a positioning mechanism. A carrier plate 2 is slidably connected to the top of the conveying platform 1. The conveying driving mechanism is used to drive the carrier plate 2 to move. The positioning mechanism includes a vertical plate 3 arranged on the top of the carrier plate 2. A lifting plate 4 is slidably connected to the side of the vertical plate 3. The top of the vertical plate 3 is provided with a vertical cylinder 6 through a fixing plate 5. The output shaft of the vertical cylinder 6 is connected to the lifting plate 4. An inner support column 7 for sleeving the longitudinal beam of the front engine compartment is arranged on the side of the lifting plate 4. Two horizontal cylinders 8 are arranged on the top of the carrier plate 2. The two horizontal cylinders 8 are respectively located on both sides of the inner support column 7. The two horizontal cylinders 8 are arranged facing each other, and the output shafts of the two horizontal cylinders 8 are respectively connected with clamping blocks 9.

[0015] Furthermore, the stamping device includes a stamping platform 10 arranged on one side of the conveying platform 1. A stamping frame 11 and a support plate 12 are arranged on the top of the stamping platform 10. A vertical stamping oil cylinder 13 is arranged on the top of the stamping frame 11. The output shaft of the vertical stamping oil cylinder 13 is connected with a punch head, and the support plate 12 is located below the punch head.

[0016] Furthermore, the sawing device includes a sawing platform 14 arranged on one side of the conveying platform 1. A first moving plate 15 and a second moving plate 16 are slidably connected to the top of the sawing platform 14. The moving direction of the first moving plate 15 is horizontally perpendicular to the moving direction of the second moving plate 16. The first moving plate 15 is connected with a horizontal cutting oil cylinder 17. A first cutting mechanism for obliquely cutting the longitudinal beam of the front engine compartment is arranged on the top of the first moving plate 15. The first moving plate 15 is connected with a first rack 18. A first rotating shaft 20 is rotatably installed on the top of the sawing platform 14 through a first bracket 19. A first circular gear 21 and a first bevel gear 22 are arranged on the first rotating shaft 20. The first circular gear 21 is located below the first rack 18 and is meshed and connected with the first rack 18. A second cutting mechanism for obliquely cutting the longitudinal beam of the front engine compartment is arranged on the top of the second moving plate 16. The second moving plate 16 is connected with a second rack 23. A second rotating shaft 25 is rotatably installed on the top of the sawing platform 14 through a second bracket 24. A second circular gear 26 and a second bevel gear 27 are arranged on the second rotating shaft 25. The second circular gear 26 is located above the second rack 23 and is meshed and connected with the second rack 23. The second bevel gear 27 is meshed and connected with the first bevel gear 22.

[0017] Further, the first cutting mechanism includes a first cutting motor 28 and a first cutting blade 29 connected to the output shaft of the first cutting motor 28, and the second cutting mechanism includes a second cutting motor 30 and a second cutting blade 31 connected to the output shaft of the second cutting motor 30.

[0018] Further, the carrier plate 2 is slidably connected to the conveying platform 1 through a horizontal slide rail 32, the lifting plate 4 is slidably connected to the vertical plate 3 through a vertical slide rail 33, and the first moving plate 15 and the second moving plate 16 are respectively slidably connected to the sawing platform 14 through a horizontal chute 34.

[0019] The usage method of a production line for manufacturing a vehicle front engine compartment longitudinal beam according to the present invention is as follows: First, the front engine compartment longitudinal beam to be processed is sleeved outside the inner support column 7, and the rear end of the front engine compartment longitudinal beam is abutted against the lifting plate 4, and the front engine compartment longitudinal beam is positioned and internally supported by the inner support column 71; The carrier plate 2 is driven by the conveying drive mechanism to move to the stamping device, the vertical cylinder 6 is controlled to extend and drive the lifting plate 4 to descend, and the front engine compartment longitudinal beam is driven by the lifting plate 4 through the inner support column 7 to descend, so that the front end of the front engine compartment longitudinal beam is placed on the support plate 12, the front end of the front engine compartment longitudinal beam is supported by the support plate 12, then the two horizontal cylinders 8 are controlled to extend simultaneously and drive the two clamping blocks 9 to move towards each other, so that the two clamping blocks 9 are respectively abutted against both sides of the front engine compartment longitudinal beam and clamp and fix the front engine compartment longitudinal beam, and then the vertical stamping oil cylinder 13 is controlled to extend and drive the punch to descend, and a crush induction groove is formed by the punch at the top of the front engine compartment longitudinal beam. After completion, the vertical stamping oil cylinder 13, the horizontal cylinder 8 and the vertical cylinder 6 are respectively retracted and reset; Drive the carrier plate 2 to move to the sawing device through the conveying drive mechanism, control the vertical cylinder 6 to extend and drive the lifting plate 4 to move downward, so that the front end of the front engine compartment longitudinal beam is placed between the first cutting mechanism and the second cutting mechanism. Then, control the two horizontal cylinders 8 to extend simultaneously and clamp and fix the front engine compartment longitudinal beam. Next, control the horizontal cutting oil cylinder 17 to extend and drive the first translation plate 15 to move, so that the first translation plate 15 drives the first cutting mechanism to move and obliquely cut one side of the front end of the front engine compartment longitudinal beam. At the same time, the first translation plate 15 will drive the first rack 18 to move, and the first rack 18 drives the first rotating shaft 20 and the first bevel gear 22 to rotate through the engagement with the first spur gear 21, so that the first bevel gear 22 drives the second rotating shaft 25 and the second spur gear 26 to rotate through the engagement with the second bevel gear 27. Furthermore, the second spur gear 26 drives the second translation plate 16 to move through the engagement with the second rack 23, and the second translation plate 16 drives the second cutting mechanism to move and obliquely cut the other side of the front end of the front engine compartment longitudinal beam, so as to realize the synchronous cutting of both sides of the front end of the front engine compartment longitudinal beam and make the shape of the front end of the front engine compartment longitudinal beam meet the processing requirements. After the cutting operation is completed, control the horizontal cutting oil cylinder 17 to retract to drive the first translation plate 15 and the second moving plate 16 to reset synchronously. Then, control the horizontal cylinder 8 and the vertical cylinder 6 to retract and reset respectively. After completion, drive the carrier plate 2 to move to the next process through the conveying drive mechanism.

[0020] The above is only the preferred embodiment of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present invention, several improvements and refinements can still be made, and these improvements and refinements should also be regarded as the protection scope of the present invention.

Claims

1. A production line for manufacturing the longitudinal beam of a vehicle front engine compartment, characterized in that It includes a conveying device, a stamping device and a sawing device which are arranged in sequence along the conveying direction of the conveying device; The conveying device includes a conveying platform, a conveying driving mechanism and a positioning mechanism. A carrier plate is slidably connected to the top of the conveying platform. The conveying driving mechanism is used to drive the carrier plate to move. The positioning mechanism includes a vertical plate arranged on the top of the carrier plate. A lifting plate is slidably connected to the side of the vertical plate. A vertical cylinder is installed at the top of the vertical plate through a fixing plate. The output shaft of the vertical cylinder is connected to the lifting plate. An inner support column for sleeving the front engine compartment longitudinal beam is arranged on the side of the lifting plate. Two horizontal cylinders are arranged on the top of the carrier plate. The two horizontal cylinders are respectively located on both sides of the inner support column. The two horizontal cylinders are arranged facing each other, and the output shafts of the two horizontal cylinders are respectively connected with clamping blocks.

2. The production line for manufacturing the longitudinal beam of the vehicle front engine compartment according to claim 1, wherein The stamping device includes a stamping platform arranged on one side of the conveying platform. A stamping frame and a support plate are arranged on the top of the stamping platform. A vertical stamping oil cylinder is arranged on the top of the stamping frame. The output shaft of the vertical stamping oil cylinder is connected with a punch. The support plate is located below the punch.

3. The production line for manufacturing the longitudinal beam of the vehicle front engine compartment according to claim 2, characterized in that, The sawing device includes a sawing platform arranged on one side of the conveying platform. A first moving plate and a second moving plate are slidably connected to the top of the sawing platform. The moving direction of the first moving plate is horizontally perpendicular to the moving direction of the second moving plate. The first moving plate is connected with a horizontal cutting oil cylinder. A first cutting mechanism for obliquely cutting the front engine compartment longitudinal beam is arranged on the top of the first moving plate. The first moving plate is connected with a first rack. A first rotating shaft is rotatably installed on the top of the sawing platform through a first bracket. A first circular gear and a first bevel gear are arranged on the first rotating shaft. The first circular gear is located below the first rack and is meshed and connected with the first rack. A second cutting mechanism for obliquely cutting the front engine compartment longitudinal beam is arranged on the top of the second moving plate. The second moving plate is connected with a second rack. A second rotating shaft is rotatably installed on the top of the sawing platform through a second bracket. A second circular gear and a second bevel gear are arranged on the second rotating shaft. The second circular gear is located above the second rack and is meshed and connected with the second rack. The second bevel gear is meshed and connected with the first bevel gear.

4. The production line for manufacturing the longitudinal beam of the vehicle front engine compartment according to claim 3, characterized in that, The first cutting mechanism includes a first cutting motor and a first cutting knife connected to the output shaft of the first cutting motor. The second cutting mechanism includes a second cutting motor and a second cutting knife connected to the output shaft of the second cutting motor.

5. The production line for manufacturing the longitudinal beam of the vehicle front engine compartment according to claim 4, characterized in that The carrier plate is slidably connected to the conveying platform through a horizontal slide rail. The lifting plate is slidably connected to the vertical plate through a vertical slide rail. The first moving plate and the second moving plate are respectively slidably connected to the sawing platform through horizontal chutes.

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