Tightening island process system compatible with multiple vehicle types

Abstract

The utility model discloses a tightening island process system compatible with multiple vehicle types, which relates to the technical field of robots and comprises a working island area, specifically, a running track is laid on the working island area, an AGV (automatic guided vehicle) is movably operated on the running track, workpieces to be assembled are carried on the AGV, and the workpieces to be assembled are arranged on the working island area. The AGV carries a to-be-assembled workpiece to enter the working section from the inlet end for assembly operation and is conveyed out from the outlet end, when the AGV passes through the working section, the AGV stops, the traction lifting machine and the industrial robot are matched for assembly operation, the traction lifting machine adopted by the assembly system can lift the to-be-assembled workpiece so as to meet the requirements of different assembly heights, and the assembly efficiency is improved. According to the traction lifting machine, the electric traction machine is set through a program to adjust the bearing supporting seat to the specified height, and the tightening working conditions under different heights are met. Through cooperation of an industrial robot, motor control, AGV scheduling and a sleeve quick-change sensor, full-automatic operation of a program can be achieved, and assembling operation of various vehicle types can be compatible.

Description

Technical Field

[0001] The utility model belongs to the technical field of robots, and particularly relates to a tightening island process system compatible with multiple vehicle models. Background Art

[0002] With the transformation and upgrading of the industry, the manufacturing industry has further developed towards intelligence. Today's products are also in the process of continuous iteration, and automated production has gradually replaced manual operations. Therefore, higher and higher requirements are put forward for the versatility, accuracy and reliability of robot assembly processes, especially in the assembly process in the automotive field. Traditional assembly processes are all operated by manual and robot cooperation, or tightened by manual operation alone. However, at the same workstation or adjacent workstations, it is necessary to tighten fasteners of various specifications / different torques. Under the premise of using limited tightening tools, it is usually manually replaced or manually switched using sleeve selection to achieve the purpose of tightening different specifications / torques with one tightening tool. Moreover, manual switching of sleeves limits the automatic application of equipment, the switching speed is slow, the efficiency is low and it is easy to make mistakes. The problem is more prominent in high-stations with poor ergonomics, a large number of fasteners and complex types.

[0003] In order to solve the above technical problems and improve work efficiency, it is urgent to design a tightening island process system that is compatible with multiple models. Utility Model Content

[0004] The purpose of this utility model is to provide a tightening island process system that is compatible with multiple models, thereby overcoming the cumbersome manual operations and low assembly efficiency in the traditional mode, and realizing fully automatic assembly operations through the cooperation of industrial robots, traction lifts, AGVs and control systems, which greatly improves work efficiency and reduces the failure rate of equipment caused by assembly errors. The specific technical solution is as follows:

[0005] A tightening island process system compatible with multiple models, comprising:

[0006] Working island area;

[0007] A running track is laid on the working island area, and the running track includes an entry end, a working section and an exit end;

[0008] An AGV is movably arranged on the running track, the AGV carries the workpiece to be assembled, and the AGV carries the workpiece to be assembled from the inlet end, enters the working section for assembly operation, and is transported out from the outlet end;

[0009] A traction lift is respectively arranged at two opposite sides of the running track and located at the position of the working section;

[0010] An industrial robot is arranged on one side of the running track and located at the position of the working section;

[0011] The quick-change sleeve selection mechanism is arranged on the same side as the industrial robot.

[0012] Preferably, the traction hoist includes a mounting frame, an electric traction machine, a winding rod, a sliding bar, a slider, a load-bearing support seat, a counterweight, a traction wheel and a traction chain, the electric traction machine is mounted on the mounting frame, the winding rod is provided on the output end of the electric traction machine, the sliding bar is mounted on the mounting frame, the slider is slidably mounted on the sliding bar, the load-bearing support seat is mounted on the slider, the traction wheels are provided on the opposite ends of the sliding bar, the traction chain is arranged to bypass the traction wheel, one end of the traction chain is connected to the counterweight, and the other end is connected to the load-bearing support seat, and the load-bearing support seat is driven by the electric traction machine to reciprocate up and down.

[0013] Preferably, two industrial robots are provided, and the industrial robots are arranged on both sides of the traction lift.

[0014] Preferably, the traction hoists on both sides of the running track are arranged opposite to each other.

[0015] Preferably, it also includes an assembly master control system, and the assembly master control system is electrically connected to the AGV, the traction lift, the industrial robot and the quick-change sleeve selection mechanism.

[0016] Preferably, the quick-change sleeve selection mechanism includes a quick-change containing bracket and a quick-change device, and the quick-change containing bracket is loaded with a plurality of quick-change devices of different specifications.

[0017] Preferably, the quick-change device includes a quick-change adapter, a production sleeve connector, a support and a position sensor. The support frame is placed on the quick-change containing bracket. The quick-change adapter is used in combination with the production sleeve connector and is placed on the support. The position sensor is provided on the support, and the sensing end of the position sensor is aligned with the quick-change adapter.

[0018] Preferably, the mounting ports of the quick-change adapters of different specifications face the same direction and are placed on the same horizontal line.

[0019] Preferably, the quick-change adapter includes a coupling, which enables the auxiliary tightening shaft and the production sleeve connector to be quickly connected or disconnected.

[0020] Preferably, the auxiliary tightening shaft is installed at the hand position of the industrial robot.

[0021] Compared with the existing technology, the utility model has the following beneficial effects:

[0022] 1. The utility model provides a tightening island process system that is compatible with multiple vehicle models. The traction lift used in the assembly system can lift the workpiece to be assembled to meet the needs of different assembly heights, so that the height of the workpiece to be assembled is adjustable. The traction lift adjusts the load-bearing support seat to a specified height through a program-set electric traction machine to meet the tightening conditions at different heights.

[0023] 2. In this application, with the cooperation of industrial robots, motor control, AGV scheduling and sleeve quick-change sensors, the program can be fully automated and compatible with assembly operations of various models. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0025] Figure 1 It is a schematic diagram of the overall layout structure of the utility model.

[0026] Figure 2 It is a schematic diagram of the structure of the traction lift of the utility model.

[0027] Figure 3 It is a structural schematic diagram of the quick-change device of the utility model.

[0028] Description of main reference numerals:

[0029] 1-working island area, 2-running track, 3-AGV, 4-industrial robot, 5-installation frame, 6-electric traction machine, 7-winding rod, 8-slider, 9-load-bearing support seat, 10-counterweight block, 11-traction wheel, 12-traction chain, 13-quick-change holding bracket, 14-quick-change device, 141-quick-change adapter, 142-production sleeve connector, 143-support, 144-position sensor. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "top", "bottom", "top surface", "bottom surface", "inside", "outside", "inside", "outside" 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 referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0032] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If the terms "first", "second", "third" are described, they are only used for the purpose of description and distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is a description of the embodiments of the present invention based on its overall structure. Example

[0034] like Figures 1 to 3 As shown, a tightening island process system compatible with multiple vehicle models specifically includes a working island area 1, wherein the working island area 1 is a working area laid on the ground with an industrial mat to realize the assembly operation of the equipment. The specific industrial mat is a rubber mat, which has the characteristics of durability, anti-slip and waterproof;

[0035] A running track 2 is laid on the working island area 1, and the running track 2 includes an inlet, a working section, and an outlet; an AGV 3 moves on the running track 2, and the AGV 3 carries the workpiece to be assembled. The AGV 3 carries the workpiece to be assembled, enters from the inlet, passes through the working section, performs assembly operations, and is transported out from the outlet;

[0036] A traction lift is provided on two opposite sides of the running track 2, and the traction lift is arranged at the position of the working section. Specifically, two traction lifts are provided, and the traction lifts located on both sides of the running track 2 are installed in a directly opposite manner;

[0037] An industrial robot 4 is arranged at one side of the running track 2, and the industrial robot 4 is arranged at the position of the working section. Specifically, two industrial robots 4 are arranged, and are respectively and adjacently arranged at the positions on both sides of the traction lift;

[0038] A quick-change sleeve selection mechanism is also provided on the same side of the industrial robot 4;

[0039] In the present invention, the traction lifting machine includes a mounting frame 5, an electric traction machine 6, a winding rod 7, a sliding rod, a slider 8, a load-bearing support seat 9, a counterweight 10, a traction wheel 11 and a traction chain 12. The mounting frame 5 is used as the main load-bearing structure of the traction balance system. The electric traction machine 6 is installed on the mounting frame 5. The electric traction machine 6 is used as the power source of the traction balance system and has locking, anti-falling and anti-collision functions. The winding rod 7 is provided on the output end of the electric traction machine 6. The sliding rod is installed on the mounting frame 5. The slider 8 is slidably installed on the On the slide bar, the load-bearing support seat 9 is installed on the slider 8, the traction wheel 11 is provided on the opposite ends of the slide bar, the traction chain 12 is arranged around the traction wheel 11, one end of the traction chain 12 is connected to the counterweight block 10, and the other end is connected to the load-bearing support seat 9, driven by the electric traction machine 6, the load-bearing support seat 9 makes up and down reciprocating motion, the counterweight block 10 is used to balance the weight of the load, so that the load and the counterweight block 10 are balanced on the mounting frame 5, and at the same time, the weight difference between the counterweights is kept within the limit, reducing the energy consumption of the motor;

[0040] Compared with hydraulic or spiral lifting methods, the traction lift used in this application has smaller driving losses. In a balanced state, the motor only needs to overcome friction to do work. It also has the advantages of low noise, low failure rate, simple maintenance and convenient electrical modification.

[0041] In the present invention, an assembly master control system is also included, and the assembly master control system is electrically connected to the AGV 3, the traction lift, the industrial robot 4 and the quick-change sleeve selection mechanism.

[0042] In the present invention, the quick-change sleeve selection mechanism includes a quick-change containing bracket 13 and a quick-change device 14, and the quick-change containing bracket 13 is loaded with a plurality of quick-change devices 14 of different specifications;

[0043] The quick-change device 14 includes a quick-change adapter 141, a production sleeve connector 142, a support 143 and a position sensor 144. The support 143 is placed on the quick-change containing bracket 13. The quick-change adapter 141 is used in combination with the production sleeve connector 142 and is placed on the support 143. The support 143 is provided with the position sensor 144. The sensing end of the position sensor 144 is aligned with the quick-change adapter 141. The installation ports of the quick-change adapters 141 of different specifications are in the same direction. Placed on the same horizontal line, the quick-change adapter 141 also includes a coupling, which allows the auxiliary tightening shaft and the production sleeve connector 142 to be quickly connected or disconnected. The auxiliary tightening shaft is installed at the hand position of the industrial robot. The auxiliary tightening shaft on the robot is also provided with a corresponding adapter, so that the industrial robot 4 can be quickly connected and disassembled with the quick-change device 14. The communication system on the industrial robot 4 adopts a PLC system, which can realize rapid signal transmission with the position sensor 144.

[0044] In summary, the utility model provides a tightening island process system that is compatible with multiple vehicle models. The traction lift used in the assembly system can lift the workpiece to be assembled to meet the needs of different assembly heights, so that the height of the workpiece to be assembled is adjustable. The traction lift adjusts the load-bearing support seat to a specified height through the program setting electric traction machine to meet the tightening conditions at different heights; in the utility model, with the cooperation of industrial robots, motor control, AGV scheduling and sleeve quick-change sensors, the program can be fully automated and compatible with assembly operations of multiple vehicle models.

[0045] The foregoing descriptions of specific exemplary embodiments of the present invention are for the purpose of explanation and illustration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is obvious that many changes and variations can be made based on the above teachings. Although an embodiment of the present invention has been shown and described, this specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can make modifications, substitutions, variations and various selections and changes to the embodiments without creative contribution as needed after reading this specification without departing from the principles and purpose of the present invention, but they are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A tightening island process system compatible with multiple models, characterized in that: include: Working island area (1); A running track (2) is laid on the working island area (1), and the running track (2) includes an entry end, a working section, and an exit end; An AGV (3) is movably arranged on the running track (2), the AGV (3) carries a workpiece to be assembled, and the AGV (3) carries the workpiece to be assembled and enters from the entry end, passes through the working section for assembly operation, and is transported out from the exit end; A traction lift, which is respectively arranged at two opposite sides of the running track (2) and is located at the position of the working section; An industrial robot (4) is arranged on one side of the running track (2) and is located at the position of the working section; The quick-change sleeve selection mechanism is arranged on the same side as the industrial robot (4).

2. The multi-model compatible tightening island process system according to claim 1 is characterized in that: The traction hoist comprises a mounting frame (5), an electric traction machine (6), a winding rod (7), a sliding rod, a slider (8), a load-bearing support seat (9), a counterweight (10), a traction wheel (11) and a traction chain (12). The electric traction machine (6) is mounted on the mounting frame (5). The output end of the electric traction machine (6) is provided with the winding rod (7). The sliding rod is mounted on the mounting frame (5). The slider (8) is slidably mounted on the sliding rod. The load-bearing support seat (9) is mounted on the slider (8). The traction wheel (11) is provided at opposite ends of the sliding rod. The traction chain (12) is arranged around the traction wheel (11). One end of the traction chain (12) is connected to the counterweight (10), and the other end is connected to the load-bearing support seat (9). The load-bearing support seat (9) performs up and down reciprocating motion through the drive of the electric traction machine (6).

3. The multi-model compatible tightening island process system according to claim 1 is characterized in that: Two industrial robots (4) are provided, and the industrial robots (4) are provided on both sides of the traction lift.

4. The multi-model compatible tightening island process system according to claim 1 is characterized in that: The traction hoists on both sides of the running track (2) are arranged opposite to each other.

5. The multi-model compatible tightening island process system according to claim 1 is characterized in that: It also includes an assembly master control system, wherein the assembly master control system is electrically connected to the AGV (3), the traction lift, the industrial robot (4) and the quick-change sleeve selection mechanism.

6. The multi-model compatible tightening island process system according to claim 1 is characterized in that: The quick-change sleeve selection mechanism comprises a quick-change containing bracket (13) and a quick-change device (14), and the quick-change containing bracket (13) is loaded with a plurality of quick-change devices (14) of different specifications.

7. The multi-car tightening island process system according to claim 6 is characterized in that: The quick-change device (14) comprises a quick-change adapter (141), a production sleeve connector (142), a support (143) and a position sensor (144); the support (143) is placed on the quick-change containing bracket (13); the quick-change adapter (141) is used in combination with the production sleeve connector (142) and is placed on the support (143); the support (143) is provided with the position sensor (144); the sensing end of the position sensor (144) is aligned with the quick-change adapter (141).

8. The multi-model compatible tightening island process system according to claim 7 is characterized in that: The installation openings of the quick-change adapters (141) of different specifications face the same direction and are placed on the same horizontal line.

9. The multi-model compatible tightening island process system according to claim 7, characterized in that: The quick-change adapter (141) includes a coupling, which enables the auxiliary tightening shaft and the production sleeve connector (142) to be quickly connected or disconnected.

10. The multi-model compatible tightening island process system according to claim 9, characterized in that: The auxiliary tightening shaft is installed at the hand position of the industrial robot.

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