Frame flexible automatic welding line safety system
By designing a safety system for flexible automated welding wire of the frame, the problem of existing pickup frame production lines requiring two production lines and relying on manual welding is solved, and the automated welding production of wide and narrow body frames is achieved, improving efficiency and safety.
Patent Information
- Application Number
- CN202420518672.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-15
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-03-15
AI Technical Summary
The existing pickup frame production line requires two production lines for welding, and the welding process relies on labor, which poses problems such as high labor intensity, high skill requirements, low efficiency, inconsistent quality accuracy and safety hazards.
A safety system for flexible automated welding wire of the frame was designed. Automatic welding and safety protection were achieved by setting up multiple parallel production lines and installing the front frame cross-system, frame assembly cross-system, safety net, arc welding room workstation, safety operating system and welding protection system on each production line.
Automatic welding production of wide-body and narrow-body pickup frames is realized, which reduces labor costs, improves welding accuracy and efficiency, and effectively prevents safety accidents during the welding process through a safety system.
Smart Images
Figure CN222552504U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of mechanical equipment, in particular to a safety system for a vehicle frame flexible automatic welding line. Background Art
[0002] Some new series of models are equipped with wide pickup truck frames, which are used in gasoline and diesel, automatic transmission, manual transmission, pure electric and other models. In the classic series of models, narrow pickup truck frames are used, which are mainly used in diesel, manual transmission, pure electric and other models.
[0003] At present, two types of pickup truck frames require two production lines for welding, and the longitudinal beams, overall assembly, frame repair welding, etc. of the pickup truck frame are all manually transported and welded by full manual welding production lines. The labor intensity of transportation and welding is high, and the skill level of welders is required to be high. There are problems such as backward welding technology and equipment, low efficiency, insufficient consistency of welding quality and precision, and the inability to produce products in a timely manner. In addition, since the production process of the pickup truck frame uses a combination of multiple stations to form a production line, and different processing is required at each station, the safety of the production line is extremely important. Utility Model Content
[0004] In view of the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide a frame flexible automated welding line safety system for ensuring the safety of the automated welding line of the pickup truck frame.
[0005] In order to achieve the above-mentioned purpose and other related purposes, the technical solution of the utility model is as follows:
[0006] A vehicle frame flexible automated welding line safety system, comprising:
[0007] The first production line, the second production line, the third production line and the fourth production line are arranged in parallel and have the same conveying direction, the third production line and the fourth production line are arranged in parallel and have opposite conveying directions, the conveying rear end of the second production line is aligned with the conveying head end of the fourth production line, and the conveying rear end of the first production line is aligned with the conveying rear end of the third production line;
[0008] Wherein, a front frame overpass system is installed between the rear of the first production line and the rear of the second production line, a frame assembly overpass system is installed between the rear of the third production line and the front of the fourth production line, and safety nets are provided at the front frame overpass system and the frame assembly overpass system;
[0009] Arc welding room workstations are provided at the front of the first production line and the front of the second production line, several safety operating systems are provided at the middle and rear of the first production line and the middle and rear of the second production line, and welding stations of the first production line, the second production line, the third production line and the fourth production line are all provided with welding protection systems.
[0010] Optionally, the first production line, the second production line, the third production line and the fourth production line are all provided with an assembly station, a welding station, an inspection and repair station and a combination station, and the safety operating system is arranged at the assembly station, the inspection and repair station and the combination station.
[0011] Optionally, a high-speed pulse arc welding robot is installed on the welding station, and the welding protection system is arranged on the welding station.
[0012] Optionally, the safety operating system includes light barriers and zebra crossings arranged around each workstation.
[0013] Optionally, the safety operating system includes a job completion button configured at each workstation.
[0014] Optionally, the welding protection system uses arc welding fences to physically isolate the workstations and uses door locks to electrically interlock the workstations.
[0015] Optionally, the welding protection system uses a maintenance padlock to protect the workstation.
[0016] Optionally, the safety net is an electric safety net, which protects the frame during the crossing process.
[0017] Optionally, the third production line is provided with a plurality of multiple protection systems, and the multiple protection systems include a safety carpet, a zebra crossing and an operation completion interlock button.
[0018] The flexible automatic welding line for the frame in the utility model is used to produce and process wide-body pickup truck frames and narrow-body pickup truck frames respectively. Specifically, the first production line, the second production line and the fourth production line are combined to weld wide-body pickup truck frames, and the third production line and the fourth production line are combined to weld narrow-body pickup truck frames. The combination of the first production line, the second production line, the third production line and the fourth production line in this solution can weld and produce both wide-body and narrow-body pickup truck frames. The flexible automatic welding line for the frame can be arranged in a factory with limited space, and the wide-body and narrow-body pickup truck frames can be combined and welded in sequence respectively, and the welding process can be carried out automatically, which greatly reduces labor costs and effectively improves the welding accuracy and welding efficiency of the pickup truck frames. At the same time, the safety system of the flexible automatic welding line for the frame in this solution can provide safety protection for the cross-over part of the frame through the safety net, can ensure safe processing at ordinary processing stations through the safety operating system, and can ensure that the welding stations are well protected through the welding protection system. Compared with the existing technology, the present solution uses a frame flexible automated welding line safety system, which can not only process both wide-body and narrow-body pickup truck frames at the same time, but also ensure the safety of the pickup truck frame processing process to avoid safety accidents. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 It is a structural schematic diagram of an exemplary vehicle frame flexible automated welding line of the utility model;
[0020] Figure 2 The utility model is a schematic structural diagram of an exemplary vehicle frame flexible automated welding line safety system.
[0021] The description of the reference numerals in the embodiments includes:
[0022] The first production line 100 , the second production line 200 , the third production line 300 , the fourth production line 400 , the front frame overpass system 500 , the frame assembly overpass system 510 , the safety net 520 , the arc welding room workstation 530 , the safety operating system 540 , the welding protection system 550 , and the multiple protection system 560 . DETAILED DESCRIPTION
[0023] In the following description, a large number of specific details are given to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details. In other examples, in order to avoid confusion with the utility model, some technical features known in the art are not described.
[0024] It should be understood that the utility model can be implemented in different forms and should not be construed as being limited to the embodiments presented herein. On the contrary, providing these embodiments will make the disclosure thorough and complete, and fully convey the scope of the utility model to those skilled in the art. In the accompanying drawings, the same reference numerals represent the same components throughout.
[0025] The specific structure of the safety system of the vehicle frame flexible automatic welding line in the utility model is combined with reference to Figure 1 and Figure 2 The vehicle frame flexible automated welding line safety system comprises: a first production line 100, a second production line 200, a third production line 300, and a fourth production line 400. The first production line 100 and the second production line 200 are arranged in parallel and have the same transmission direction. The third production line 300 and the fourth production line 400 are arranged in parallel and have opposite transmission directions. The transmission rear end of the second production line 200 is aligned with the transmission head end of the fourth production line 400, and the transmission rear end of the first production line 100 is aligned with the transmission rear end of the third production line 300.
[0026] A front frame overpass system 500 is installed between the rear of the first production line 100 and the rear of the second production line 200, a frame assembly overpass system 510 is installed between the rear of the third production line 300 and the front of the fourth production line 400, and a safety net 520 is provided at the front frame overpass system 500 and the frame assembly overpass system 510;
[0027] An arc welding room workstation 530 is provided at the front of the first production line 100 and the front of the second production line 200, a number of safety operating systems 540 are provided at the middle and rear parts of the first production line 100 and the middle and rear parts of the second production line 200, and welding stations of the first production line 100, the second production line 200, the third production line 300 and the fourth production line are all provided with welding protection systems 550.
[0028] The flexible automatic welding line for the frame in this solution is used to produce and process wide-body pickup truck frames and narrow-body pickup truck frames respectively. Specifically, the first production line 100, the second production line 200, and the fourth production line 400 are combined to weld wide-body pickup truck frames, and the third production line 300 and the fourth production line 400 are combined to weld narrow-body pickup truck frames. The combination of the first production line 100, the second production line 200, the third production line 300, and the fourth production line 400 in this solution can weld and produce both wide-body and narrow-body pickup truck frames. The flexible automatic welding line for the frame can be arranged in a factory with limited space, and the wide-body and narrow-body pickup truck frames can be combined and welded in sequence respectively, and the welding process can be carried out automatically, which greatly reduces labor costs and effectively improves the welding accuracy and welding efficiency of the pickup truck frame. At the same time, the safety net 520 can be used to protect the cross-over part of the frame, the safety operating system 540 can ensure safe processing at ordinary processing stations, and the welding protection system 550 can ensure that the welding station is well protected.
[0029] In some embodiments, the first production line 100, the second production line 200, the third production line 300, and the fourth production line 400 are all provided with assembly stations, welding stations, inspection and repair stations, and combination stations, and the safety operating system 540 is provided at the assembly stations, the inspection and repair stations, and the combination stations. Figure 1 and Figure 2 As shown, specifically, the first production line 100, the first production line 100 is provided with an outer panel assembly station, an inner panel assembly station, a first automatic welding station, a first inspection and repair station, a first assembly station, a first welding station, and a first inspection and repair repair station in sequence along the conveying direction; the second production line 200, the second production line 200 is provided with an inner and outer panel assembly station, a second automatic welding station, a second inspection and repair station, a rear frame assembly station, a rear frame welding station, a second inspection and repair repair station, and a second assembly station in sequence along the conveying direction; the third production line 300, the third production line 300 is provided with a third spot welding station, a third assembly station, a third automatic welding station, a third inspection and repair station, and a third frame assembly station in sequence along the conveying direction; the fourth production line 400, the fourth production line 400 is provided with a cache station, a fourth automatic welding station, a fourth automatic flipping and repairing station, a fourth flipping and repairing station, a fourth inspection and repair station, and an offline station in sequence along the conveying direction. The first inspection and repair station, the first assembly station, the first welding station, the second automatic welding station, the second inspection and repair station, the rear frame assembly station, the second assembly station, the fourth inspection and repair station, etc. are all equipped with a safety operating system 540. The safety operating system 540 ensures the production safety of the stations through multiple protections.
[0030] In some embodiments, a high-speed pulse arc welding robot is installed on the welding station, and the welding protection system 550 is disposed on the welding station. Figure 2 As shown, in this solution, the welding station adopts a high-speed pulse arc welding robot to perform welding processing, and a welding protection system 550 is arranged on the welding station to ensure the production safety of the welding processing.
[0031] In some embodiments, the safety operating system 540 includes light barriers and zebra crossings arranged around each workstation. Figure 2 As shown, light barriers are arranged around each workstation, and zebra crossings are arranged on both sides of the workstation to remind workers to pay attention to safe operating positions and achieve safety protection of the processing process.
[0032] In some embodiments, the secure operating system 540 includes a job completion button configured on each workstation. Figure 2 As shown, during the processing, the operation completion button is used to confirm that the processing process has been completed, to distinguish the processing entry and exit, to prevent workers from mistakenly entering the workstation during the processing, and to achieve safety protection of the processing process.
[0033] In some embodiments, the welding protection system 550 uses arc welding fences to physically isolate the workstations and uses door locks to electrically interlock the workstations. Figure 2 As shown, in order to better achieve safety protection during the processing, the welding protection system 550 is physically isolated by arc welding fences and electrically interlocks the workstations by door locks, effectively preventing workers from entering the processing area and causing safety hazards.
[0034] In some embodiments, the welding protection system 550 uses a maintenance padlock to protect the workstation. Figure 2 As shown, if the welding station is under maintenance, a maintenance padlock is used to display the status of the station, so as to provide safety protection for the maintenance worker and prevent the welding line from being started.
[0035] In some embodiments, the safety net 520 is an electric safety net 520, and the electric safety net 520 protects the frame from crossing. The electric safety net 520 is easier to control and open, and can protect the frame from crossing in time.
[0036] In some embodiments, the third production line 300 is provided with a plurality of multi-protection systems 560, and the multi-protection systems 560 include safety carpets, zebra crossings, and operation completion interlocking buttons. Figure 2As shown, the third production line 300 is mainly used for processing narrow-body pickup truck frames. It has a third spot welding station, a third assembly station, a third automatic welding station, a third inspection and repair station, and a third frame assembly station. In order to facilitate the safety of these stations, safety protection can be provided by safety carpets, zebra crossings and operation completion interlocking buttons to ensure the safety of the processing process.
[0037] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.
Claims
1. A vehicle frame flexible automated welding line safety system, characterized in that: include: The first production line, the second production line, the third production line and the fourth production line are arranged in parallel and have the same conveying direction, the third production line and the fourth production line are arranged in parallel and have opposite conveying directions, the conveying rear end of the second production line is aligned with the conveying head end of the fourth production line, and the conveying rear end of the first production line is aligned with the conveying rear end of the third production line; Wherein, a front frame overpass system is installed between the rear of the first production line and the rear of the second production line, a frame assembly overpass system is installed between the rear of the third production line and the front of the fourth production line, and safety nets are provided at the front frame overpass system and the frame assembly overpass system; Arc welding room workstations are provided at the front of the first production line and the front of the second production line, several safety operating systems are provided at the middle and rear of the first production line and the middle and rear of the second production line, and welding stations of the first production line, the second production line, the third production line and the fourth production line are all provided with welding protection systems.
2. The vehicle frame flexible automated welding line safety system according to claim 1 is characterized by: The first production line, the second production line, the third production line and the fourth production line are all provided with assembly stations, welding stations, inspection and repair stations and combination stations, and the safety operating system is arranged at the assembly station, the inspection and repair station and the combination station.
3. The vehicle frame flexible automated welding line safety system according to claim 2 is characterized in that: A high-speed pulse arc welding robot is installed on the welding station, and the welding protection system is arranged on the welding station.
4. The vehicle frame flexible automated welding line safety system according to claim 1, characterized in that: The safety operating system includes light barriers and zebra crossings arranged around each workstation.
5. The vehicle frame flexible automated welding line safety system according to claim 4 is characterized by: The safety operating system includes a job completion button configured on each workstation.
6. The vehicle frame flexible automated welding line safety system according to claim 1, characterized in that: The welding protection system uses arc welding fences to physically isolate the workstations and uses door locks to electrically interlock the workstations.
7. The vehicle frame flexible automated welding line safety system according to claim 6, characterized in that: The welding protection system uses a maintenance padlock to protect the workstation.
8. The vehicle frame flexible automated welding line safety system according to claim 1, characterized in that: The safety net is an electric safety net, which protects the frame during the crossing process.
9. The vehicle frame flexible automated welding line safety system according to claim 2, characterized in that: The third production line is provided with a plurality of multiple protection systems, which include a safety carpet, a zebra crossing and an operation completion interlocking button.