Shield tunneling machine main drive assembly system and assembly method

Abstract

This application provides a shield tunneling machine main drive assembly system and method. The shield tunneling machine main drive assembly system includes: a pre-sorting area, a small parts processing area, a non-cleaned parts processing area, a large parts processing area, a final assembly area, a transfer device, and a control system. The transfer device is communicatively connected to the control system and is used to transfer the components constituting the main drive between the pre-sorting area, the small parts processing area, the non-cleaned parts processing area, the large parts processing area, and the final assembly area based on instructions sent by the control system. This application is beneficial to improving the assembly efficiency of the shield tunneling machine main drive.

Description

TECHNICAL FIELD

[0001] The application relates to a shield machine assembly technology, in particular to a shield machine main drive assembly system and an assembly method. BACKGROUND

[0002] The economic development relies on the interconnection of all things, and the interconnection of transportation is a key link. The subway and tunnel are less affected to the ground buildings and ecology, and are a preferred choice in the interconnection of transportation. The shield machine is a tunnel construction equipment for cutting the ground by a cutter head under the protection of a steel shell to carry out the underground tunnel excavation and lining operation. The shield machine has the advantages of fast construction speed, good safety and small ground settlement, and is widely used in tunnel construction.

[0003] The shield machine main drive system is the core part of the shield machine, which is equivalent to the "heart" of the shield machine, and is responsible for providing the power required for the propulsion and cutter head rotation of the shield machine. In the scheme of the related art, the assembly of the shield machine main drive mainly relies on manual operation, and all the parts constituting the main drive are hoisted to the assembly station around before assembly. During assembly, the parts are assembled on the base in sequence, and finally the trial operation and acceptance are carried out.

[0004] However, in the scheme of the related art, since all the parts are scattered around the assembly station, the scene is relatively chaotic, and it takes a long time to find the target part during assembly, and the assembly efficiency is low. SUMMARY

[0005] In order to overcome the above-mentioned defects in the related art, the purpose of the present application is to provide a shield machine main drive assembly system and an assembly method, which is beneficial to improve the assembly efficiency of the shield machine main drive.

[0006] In one aspect, the application provides a shield machine main drive assembly system, comprising: a pre-sorting area, a small part processing area, a non-cleaning part processing area, a large part processing area, a general assembly area, a transfer device and a control system, the transfer device is in communication connection with the control system, the transfer device is used for transferring the parts constituting the main drive between the pre-sorting area, the small part processing area, the non-cleaning part processing area, the large part processing area and the general assembly area based on the instructions sent by the control system; wherein the transfer device comprises a first transfer device, a second transfer device and a third transfer device, the parts constituting the main drive include small cleaning parts, non-cleaning parts and large cleaning parts;

[0007] The pre-sorting area comprises a material receiving area, a small part sorting area and a large part material buffer area, the material receiving area is used for receiving parts constituting a main drive, and the small part sorting area and the large part material buffer area are both communicated with the material receiving area; the first transfer device is used for transferring the parts constituting the main drive from the material receiving area to the small part sorting area or the large part material buffer area;

[0008] The small part processing area comprises a small part cleaning area, a pinion assembly area and a cleaned small part buffer area, the small part cleaning area is communicated with the small part sorting area, and the pinion assembly area and the cleaned small part buffer area are both communicated with the small part cleaning area; the second transfer device is used for transferring the small part cleaning part from the small part sorting area to the small part cleaning area, and transferring the cleaned small part cleaning part to the pinion assembly area or the cleaned small part buffer area;

[0009] The non-cleaning part processing area is communicated with the small part sorting area; the third transfer device is used for transferring the non-cleaning part from the small part sorting area to the non-cleaning part processing area;

[0010] The large part processing area is communicated with the large part material buffer area; the first transfer device is further used for transferring the large part cleaning part from the large part material buffer area to the large part processing area;

[0011] The final assembly area comprises a final assembly station, the final assembly station is communicated with the pinion assembly area, the cleaned small part buffer area, the non-cleaning part processing area and the large part processing area, the first transfer device is further used for transferring the large part cleaning part from the large part processing area to the final assembly station for assembly, the second transfer device is further used for transferring the small part cleaning part from the pinion assembly area or the cleaned small part buffer area to the final assembly station for assembly, and the third transfer device is further used for transferring the non-cleaning part from the non-cleaning part processing area to the final assembly station for assembly.

[0012] In a possible implementation, the first transfer device comprises a travelling crane, the second transfer device comprises an AGV transfer vehicle, and the third transfer device comprises a forklift;

[0013] The small part cleaning part comprises a pinion, a plummer block bearing, a bearing sleeve, a spline shaft, a compression ring, a stud and a nut; the non-cleaning part comprises a speed reducer, a motor, a torque shaft, a lip seal, a shield and a sheath; and the large part cleaning part comprises a flange, a gearbox, a main bearing, a sealing ring and a support ring.

[0014] In a possible implementation, the small piece cleaning area is provided with a small piece cleaning device, and the small piece cleaning device comprises a feeding manipulator, a conveying device, a cleaning part, and a discharging manipulator; the cleaning part is provided with two opposite openings, the conveying device is arranged in the two openings, the feeding manipulator is used to transfer the small piece cleaning part from the second transfer device to the conveying device, and the discharging manipulator is used to transfer the small piece cleaning part from the conveying device to the second transfer device.

[0015] In a possible implementation, the cleaning part is sequentially provided with an ultrasonic cleaning device, a rotary rinsing device, a compressed air drying device, and a hot air drying device.

[0016] The small piece cleaning device further comprises a filtering device, and the filtering device is connected with the cleaning part.

[0017] In a possible implementation, the pinion assembly area is provided with a pinion assembly device, and the pinion assembly device comprises a positioning workbench, a press fitting machine, a bearing heating device, and a truss manipulator; the positioning workbench is used to position the pinion, the bearing heating device is used to heat the aligning bearing, the press fitting machine is used to assemble the heated aligning bearing and the pinion into a pinion assembly, and the truss manipulator is used to transfer the pinion, the aligning bearing, and the assembled pinion assembly.

[0018] In a possible implementation, the final assembly area comprises a plurality of final assembly stations and a station crane, and the station crane is used to hoist the components of the main drive to the final assembly stations for assembly.

[0019] In a possible implementation, the station crane comprises a main frame and a hoisting mechanism, the main frame comprises legs and two opposite slides arranged on the legs, the hoisting mechanism comprises a hoisting rod and a hoisting cage, two ends of the hoisting rod are slidably arranged in the two opposite slides, and the hoisting cage is slidably arranged on the hoisting rod.

[0020] In a possible implementation, the station crane further comprises a running system, and the running system is arranged below the main frame.

[0021] In a possible implementation, the final assembly area further comprises a final assembly overturning area and a finished product storage area, and the first transfer device is further used to hoist the components of the main drive from the final assembly area to the final assembly overturning area or the finished product storage area, or hoist the components of the main drive from the final assembly overturning area to the final assembly area.

[0022] In another aspect, the application further provides a main drive assembly method of a shield tunneling machine, comprising:

[0023] Obtaining a list of components constituting a main drive in a pre-sorting area;

[0024] Based on the list of components, the components constituting the main drive are transferred from the pre-sorting area to a small part processing area, a non-cleaning part processing area or a large part processing area according to a preset condition; wherein the components constituting the main drive include small cleaning parts, non-cleaning parts and large cleaning parts, the small cleaning parts are transferred to the small part processing area, the non-cleaning parts are transferred to the non-cleaning part processing area, and the large cleaning parts are transferred to the large part processing area; the preset condition includes component size and cleaning requirement;

[0025] The processed large cleaning parts are transferred to an assembly station for assembly;

[0026] Based on the assembly progress, feeding instructions are sent to the small part processing area and the non-cleaning part processing area;

[0027] Based on the feeding instructions, the corresponding small cleaning parts and / or non-cleaning parts are transferred to the assembly station for assembly.

[0028] The application provides a shield machine main drive assembly system and an assembly method. The shield machine main drive assembly system comprises a pre-sorting area, a small part processing area, a non-washing part processing area, a large part processing area, a general assembly area, a transfer device and a control system. The transfer device is in communication connection with the control system. The transfer device is used for transferring parts constituting the main drive among the pre-sorting area, the small part processing area, the non-washing part processing area, the large part processing area and the general assembly area based on instructions sent by the control system. The transfer device comprises a first transfer device, a second transfer device and a third transfer device. The parts constituting the main drive include small washing parts, non-washing parts and large washing parts. The pre-sorting area comprises a material unloading area, a small part sorting area and a large material buffer area. The material unloading area is used for receiving the parts constituting the main drive. The small part sorting area and the large material buffer area are both in communication connection with the material unloading area. The first transfer device is used for transferring the parts constituting the main drive from the material unloading area to the small part sorting area or the large material buffer area. The small part processing area comprises a small part washing area, a pinion assembly area and a washed small part buffer area. The small part washing area is in communication connection with the small part sorting area. The pinion assembly area and the washed small part buffer area are both in communication connection with the small part washing area. The second transfer device is used for transferring the small washing parts from the small part sorting area to the small part washing area and transferring the washed small washing parts to the pinion assembly area or the washed small part buffer area. The non-washing part processing area is in communication connection with the small part sorting area. The third transfer device is used for transferring the non-washing parts from the small part sorting area to the non-washing part processing area. The large part processing area is in communication connection with the large material buffer area. The first transfer device is also used for transferring the large washing parts from the large material buffer area to the large part processing area. The general assembly area comprises a general assembly station. The general assembly station is in communication connection with the pinion assembly area, the washed small part buffer area, the non-washing part processing area and the large part processing area. The first transfer device is also used for transferring the large washing parts from the large part processing area to the general assembly station for assembly. The second transfer device is also used for transferring the small washing parts from the pinion assembly area or the washed small part buffer area to the general assembly station for assembly. The third transfer device is also used for transferring the non-washing parts from the non-washing part processing area to the general assembly station for assembly. The application classifies and processes the parts constituting the main drive according to size and washing requirements. The large washing parts are assembled first, and then the small washing parts and the non-washing parts required are transferred to the general assembly station for assembly according to the assembly progress. The parts are transferred among different stations by the transfer device, so that the automatic assembly of the shield machine main drive is realized, and the assembly efficiency of the main drive is improved. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the related art, the following will briefly introduce the drawings needed to be used in the embodiments or the related art description. Obviously, the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without any creative effort.

[0030] Figure 1 The structural diagram of the shield machine main drive assembly system provided by an embodiment of the present application is shown in the figure.

[0031] Figure 2 The structural diagram of the small part cleaning equipment provided by an embodiment of the present application is shown in the figure.

[0032] Figure 3 The structural diagram of the pinion assembly device provided by an embodiment of the present application is shown in the figure.

[0033] Figure 4 The structural diagram of the station crane provided by an embodiment of the present application is shown in the figure.

[0034] Figure 5 The flow chart of the shield machine main drive assembly method provided by an embodiment of the present application is shown in the figure.

[0035] Reference signs:

[0036] 100-pre-sorting area; 110-incoming unloading area; 120-small part sorting area; 130-large incoming material buffer area;

[0037] 200-small part processing area; 210-small part cleaning area; 211-feeding manipulator; 212-conveying device; 213-cleaning part; 2131-ultrasonic cleaning device; 2132-rotary rinsing device; 2133-compressed air air-drying device; 2134-hot air drying device; 214-discharging manipulator; 215-filtering device; 220-pinion assembly area; 221-positioning workbench; 222-press fitting machine; 223-bearing heating device; 224-gantry manipulator; 230-cleaned small part buffer area;

[0038] 300-non-cleaning part processing area;

[0039] 400-large part processing area;

[0040] 500-total assembly area; 510-total assembly station; 520-station crane; 521-main frame; 5211-leg; 5212-slide; 522-lifting mechanism; 5221-lifting boom; 5222-lifting cage; 523-traveling system;

[0041] 600-total assembly overturning area;

[0042] 700 - finished product storage area. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application.

[0044] Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application. The embodiments and features in the embodiments described below can be combined with each other without conflict.

[0045] As described in the background, in the related art solution, the assembly of the main drive of the shield machine mainly relies on manual work, and there are problems such as messy assembly environment and low assembly efficiency during assembly.

[0046] Therefore, the embodiments of the present application aim to provide a shield machine main drive assembly system and an assembly method. By classifying and processing the parts constituting the main drive according to size and cleaning requirements, and assembling large cleaning parts first during assembly, and then transferring small cleaning parts and non-cleaning parts to the final assembly station for assembly according to the assembly progress, the parts are transferred between different stations by the transfer device, thereby realizing automatic assembly of the main drive of the shield machine, which is conducive to improving the assembly efficiency of the main drive.

[0047] The content of the embodiments of the present application will be described in detail below with reference to the drawings, so that those of ordinary skill in the art can understand the content of the present application in more detail.

[0048] Figure 1 A structural diagram of a shield machine main drive assembly system provided by an embodiment of the present application.

[0049] Please refer to Figure 1 The present embodiment provides a shield machine main drive assembly system, which comprises a pre-sorting area 100, a small part processing area 200, a non-cleaning part processing area 300, a large part processing area 400, a final assembly area 500, a transfer device (not shown in the figure) and a control system (not shown in the figure). The transfer device is in communication connection with the control system, and the transfer device is used to transfer the parts constituting the main drive between the pre-sorting area 100, the small part processing area 200, the non-cleaning part processing area 300, the large part processing area 400 and the final assembly area 500 based on the instructions sent by the control system. In the present embodiment, the transfer device comprises a first transfer device, a second transfer device and a third transfer device, and the parts constituting the main drive comprise small cleaning parts, non-cleaning parts and large cleaning parts.

[0050] Specifically, the pre-sorting area 100 comprises a material unloading area 110, a small part sorting area 120 and a large material buffer area 130, and the small part sorting area 120 and the large material buffer area 130 are respectively located on both sides of the material unloading area 110. The material unloading area 110 is used for receiving parts constituting the main drive, and the small part sorting area 120 and the large material buffer area 130 are both in communication with the material unloading area 110; and the first transfer device is used for transferring the parts constituting the main drive from the material unloading area 110 to the small part sorting area 120 or the large material buffer area 130.

[0051] The small part processing area 200 comprises a small part cleaning area 210, a pinion assembly area 220 and a cleaned small part buffer area 230. The small part cleaning area 210 is in communication with the small part sorting area 120, and the second transfer device is used for transferring small part cleaning parts from the small part sorting area 120 to the small part cleaning area 210 for cleaning. The pinion assembly area 220 and the cleaned small part buffer area 230 are both in communication with the small part cleaning area 210, and the second transfer device is also used for transferring the small part cleaning parts after cleaning from the small part cleaning area 210 to the pinion assembly area 220 or the cleaned small part buffer area 230 for pinion assembly or temporary storage.

[0052] The non-cleaning part processing area 300 is in communication with the small part sorting area 120; and the third transfer device is used for transferring non-cleaning parts from the small part sorting area 120 to the non-cleaning part processing area 300 for temporary storage.

[0053] The large part processing area 400 is in communication with the large material buffer area 130; and the first transfer device is also used for transferring large part cleaning parts from the large material buffer area 130 to the large part processing area 400 for cleaning.

[0054] The final assembly area 500 comprises a final assembly station 510, and the final assembly station 510 is in communication with the pinion assembly area 220, the cleaned small part buffer area 230, the non-cleaning part processing area 300 and the large part processing area 400. The first transfer device is also used for transferring large part cleaning parts from the large part processing area 400 to the final assembly station 510 for assembly, that is, the large part cleaning parts are transferred to the final assembly station 510 for assembly after being cleaned in the large part processing area 400. The second transfer device is also used for transferring small part cleaning parts from the pinion assembly area 220 or the cleaned small part buffer area 230 to the final assembly station 510 for assembly, and the third transfer device is also used for transferring non-cleaning parts from the non-cleaning part processing area to the final assembly station 510 for assembly. Specifically, according to the assembly progress of the large part cleaning parts in the final assembly station 510, the control system can send instructions to the second transfer device and / or the third transfer device, so as to transfer the small part cleaning parts and / or the non-cleaning parts required for assembly to the final assembly station 510 for assembly.

[0055] Through the above structure, the parts constituting the main drive can be classified and processed according to the size and cleaning requirements, and during assembly, the large cleaning parts are assembled first, and then the small cleaning parts and non-cleaning parts required are transferred to the assembly station according to the assembly progress, and the parts are transferred between different stations through the transfer device, so that the automatic assembly of the main drive of the shield tunneling machine is realized, which is beneficial to improve the assembly efficiency of the main drive.

[0056] In a possible implementation, the first transfer device of the embodiment comprises a travelling crane, the second transfer device comprises an AGV transfer vehicle, and the third transfer device comprises a forklift.

[0057] The small cleaning parts include pinions, aligning bearings, bearing sleeves, spline shafts, compression rings, studs and nuts, etc. The non-cleaning parts include reducers, motors, torque shafts, lip seals, shields and sheaths, etc. The large cleaning parts include flanges, gearboxes, main bearings, sealing rings and support rings, etc.

[0058] Figure 2 A structure diagram of the small cleaning equipment provided by an embodiment of the present application is shown in FIG. 6. Figure 2 In a possible implementation, the small cleaning area 210 of the embodiment is provided with small cleaning equipment, which comprises a feeding manipulator 211, a conveying device 212, a cleaning part 213 and a discharging manipulator 214. The cleaning part 213 is provided with two opposite openings, and the conveying device 212 is arranged in the two openings. The feeding manipulator 211 is used to transfer the small cleaning parts from the second transfer device to the conveying device 212. Under the driving of the conveying device 212, the small cleaning parts enter from one opening of the cleaning part 213 and walk out from the other opening after cleaning. The discharging manipulator 214 is used to transfer the small cleaning parts from the conveying device 212 to the second transfer device, so as to perform subsequent work. The conveying device 212 of the embodiment may, for example, comprise a conveying belt or the like.

[0059] Further, the cleaning part 213 of the embodiment is sequentially provided with an ultrasonic cleaning device 2131, a rotary rinsing device 2132, a compressed air drying device 2133 and a hot air drying device 2134. The small cleaning parts sequentially pass through ultrasonic cleaning, rotary rinsing, compressed air drying and hot air drying in the interior of the cleaning part 213.

[0060] The small cleaning equipment further comprises a filtering device 215, which is connected with the cleaning part 213 and is used to purify the environment in the interior of the cleaning part 213.

[0061] Figure 3 A structure diagram of the pinion assembly device provided by an embodiment of the present application is shown in FIG. 8. Figure 3In a possible implementation, the pinion assembly area 220 of the embodiment is provided with a pinion assembly device, which includes a positioning workbench 221, a press-fitting machine 222, a bearing heating device 223 and a gantry robot 224. The positioning workbench 221 is used for positioning the pinion during assembly, the bearing heating device 223 is used for heating the aligning bearing, the press-fitting machine 222 is used for assembling the heated aligning bearing and the pinion into a pinion assembly, and the gantry robot 224 is used for transferring the pinion, the aligning bearing and the assembled pinion assembly. Specifically, the second transfer device can transfer the cleaned pinion and the aligning bearing to the pinion assembly area 220; the gantry robot 224 transfers the pinion to the positioning workbench 221 and the aligning bearing to the bearing heating device 223; after the aligning bearing is heated, the gantry robot 224 transfers the heated aligning bearing to the positioning workbench 221, and then the press-fitting machine 222 is used to press-fit the aligning bearing and the pinion into one, thereby forming a pinion assembly; and the gantry robot 224 transfers the assembled pinion assembly to the second transfer device for subsequent operations.

[0062] Please continue to refer to Figure 1 In a possible implementation, the general assembly area 500 of the embodiment includes a plurality of general assembly stations 510 and a station crane 520, which is used for hoisting the components of the main drive to the general assembly stations 510 for assembly.

[0063] Figure 4 A structural diagram of the station crane provided by an embodiment of the application is provided. Please refer to Figure 4 In a possible implementation, the station crane 520 of the embodiment includes a main frame 521 and a hoisting mechanism 522. The main frame 521 includes a plurality of legs 5211 and two opposite slideways 5212 arranged on the legs 5211. The number of the legs 5211 can be set according to requirements, for example, four legs can be provided. The hoisting mechanism 522 includes a hoisting rod 5221 and a hoisting pulley 5222. The two ends of the hoisting rod 5221 are slidably arranged in the two opposite slideways 5212, and the hoisting pulley 5222 is slidably arranged on the hoisting rod 5221. Through the above structure, the hoisting pulley 5222 can reach any point within the range surrounded by the main frame 521, thereby facilitating the hoisting of the components.

[0064] Further, the station crane 520 of the embodiment further includes a traveling system 523, which is installed below the main frame 521. Through the traveling system 523, one station crane 520 can be used to adapt to a plurality of general assembly stations 510, thereby facilitating the reduction of the overall cost of the assembly system.

[0065] Please continue to refer to Figure 1In a possible implementation, the assembly system of the embodiment further comprises a general assembly and turning area 600 and a finished product storage area 700, and the first transfer device is further configured to hoist the components of the main drive from the general assembly area 500 to the general assembly and turning area 600 or the finished product storage area 700, or hoist the components of the main drive from the general assembly and turning area 600 to the general assembly area 500. Specifically, when the main drive needs to be turned over during the assembly process, the first transfer device can be used to hoist the components of the main drive into the general assembly and turning area 600 for turning over, and then hoist the components of the main drive into the general assembly station 510 for assembly after the turning over. When the assembly is completed, the first transfer device can be used to hoist the assembled main drive to the finished product storage area 700 for temporary storage.

[0066] Figure 5 A flowchart of a shield tunneling machine main drive assembly method is provided in an embodiment of the present application. Please refer to Figure 5 The embodiment further provides a shield tunneling machine main drive assembly method, which comprises the following steps:

[0067] In step S110, a list of components of the main drive in the pre-sorting area is obtained.

[0068] Specifically, the list of components can be pre-input by the staff as needed. For example, the staff can pre-input the list of components of the main drive into the control system according to the model of the main drive to be assembled, and the control system hoists the corresponding components to the pre-sorting area according to the input list of components.

[0069] In step S120, the components of the main drive are transferred from the pre-sorting area to the small part processing area, the non-washing part processing area or the large part processing area according to a preset condition based on the list of components. The components of the main drive include small washing parts, non-washing parts and large washing parts, the small washing parts are transferred to the small part processing area, the non-washing parts are transferred to the non-washing part processing area, and the large washing parts are transferred to the large part processing area. The preset condition includes the size of the components and the washing requirement.

[0070] Specifically, the components of the main drive can be divided into small washing parts, non-washing parts and large washing parts according to the size of the components and the washing requirement, and then the small washing parts are transferred to the small part processing area for washing and pre-assembly, the non-washing parts are transferred to the non-washing part processing area for temporary storage, and the large washing parts are transferred to the large part processing area for washing. The small washing parts include pinions, angular contact bearings, bearing sleeves, spline shafts, compression rings, studs and nuts, etc. The non-washing parts include reducers, motors, torque shafts, lip seals, shields and sheaths, etc. The large washing parts include flanges, gearboxes, main bearings, sealing rings and support rings, etc.

[0071] In step S130, the large washing parts after processing are transferred to the general assembly station for assembly.

[0072] Specifically, the large cleaning piece is transported to the assembly station after cleaning, and is assembled first, thereby providing a basis for assembly of the remaining parts.

[0073] In step S140, feeding instructions are sent to the small part processing area and the non-cleaning part processing area based on the assembly progress.

[0074] In step S150, the corresponding small cleaning parts and / or non-cleaning parts are transported to the assembly station for assembly based on the feeding instructions.

[0075] Specifically, when the large cleaning part is assembled in the assembly station, feeding instructions can be sent to the small part processing area and the non-cleaning part processing area at any time according to the assembly progress. The transfer device in the small part processing area and the non-cleaning part processing area will transport the corresponding small cleaning parts and / or non-cleaning parts to the assembly station for assembly after receiving the feeding instructions, and finally complete the assembly of the entire main drive.

[0076] The embodiment can classify the parts constituting the main drive according to size and cleaning requirements, and assemble the large cleaning part first, and then transport the required small cleaning parts and non-cleaning parts to the assembly station for assembly according to the assembly progress. During the process, the parts are transferred between different stations by the transfer device, which is beneficial to improve the assembly efficiency of the main drive.

[0077] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0078] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0079] It should be noted that, in the description of the present application, the terms "first", "second" are only used to facilitate the description of different components, and cannot be understood as indicating or implying a sequential relationship, relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features.

[0080] The embodiments or implementations in the present application are described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same or similar parts between the embodiments can be referred to each other.

[0081] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0082] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A shield machine main drive assembly system, characterized in that, The application relates to a main drive assembly system, which comprises a pre-sorting area, a small-piece processing area, a non-cleaned-piece processing area, a large-piece processing area, a general assembly area, a transfer device and a control system. The pre-sorting area comprises a material receiving and unloading area, a small-piece sorting area and a large-piece material buffering area, the material receiving and unloading area is used for receiving components of a main drive, the small-piece sorting area and the large-piece material buffering area are both connected with the material receiving and unloading area, and the first transfer device is used for transferring the components of the main drive from the material receiving and unloading area to the small-piece sorting area or the large-piece material buffering area. The small-piece processing area comprises a small-piece cleaning area, a pinion assembly area and a cleaned small-piece buffering area, the small-piece cleaning area is connected with the small-piece sorting area, the pinion assembly area and the cleaned small-piece buffering area are both connected with the small-piece cleaning area, the second transfer device is used for transferring the small-piece cleaning components from the small-piece sorting area to the small-piece cleaning area and transferring the cleaned small-piece cleaning components to the pinion assembly area or the cleaned small-piece buffering area. The non-cleaned-piece processing area is connected with the small-piece sorting area, and the third transfer device is used for transferring the non-cleaned components from the small-piece sorting area to the non-cleaned-piece processing area. The large-piece processing area is connected with the large-piece material buffering area, and the first transfer device is further used for transferring the large-piece cleaning components from the large-piece material buffering area to the large-piece processing area. The general assembly area comprises a general assembly station, the general assembly station is connected with the pinion assembly area, the cleaned small-piece buffering area, the non-cleaned-piece processing area and the large-piece processing area, the first transfer device is further used for transferring the large-piece cleaning components from the large-piece processing area to the general assembly station for assembly, the second transfer device is further used for transferring the small-piece cleaning components from the pinion assembly area or the cleaned small-piece buffering area to the general assembly station for assembly, and the third transfer device is further used for transferring the non-cleaned components from the non-cleaned-piece processing area to the general assembly station for assembly. The first transfer device comprises a travelling crane, the second transfer device comprises an AGV transfer vehicle, and the third transfer device comprises a forklift.

2. The shield machine main drive assembly system according to claim 1, characterized in that, The small-piece cleaning components comprise pinions, plummer blocks, bearing sleeves, spline shafts, pressing rings, studs and nuts, the non-cleaned components comprise reducers, motors, torque shafts, lip seals, shields and sheaths, and the large-piece cleaning components comprise flanges, gearboxes, main bearings, sealing rings and supporting rings. ​ 3. The shield machine main drive assembly system according to claim 2, characterized in that, The small piece cleaning area is provided with a small piece cleaning device, which comprises a feeding manipulator, a conveying device, a cleaning part and a discharging manipulator; the cleaning part is provided with two opposite openings, the conveying device is arranged in the two openings, the feeding manipulator is used for transferring the small piece cleaning part from the second transfer device to the conveying device, and the discharging manipulator is used for transferring the small piece cleaning part from the conveying device to the second transfer device.

4. The shield machine main drive assembly system according to claim 3, characterized in that, The cleaning part is sequentially provided with an ultrasonic cleaning device, a rotary rinsing device, a compressed air drying device and a hot air drying device. The small piece cleaning device further comprises a filtering device, which is communicated with the cleaning part.

5. The shield machine main drive assembly system according to claim 3, characterized in that, The pinion assembly area is provided with a pinion assembly device, which comprises a positioning workbench, a press fitting machine, a bearing heating device and a truss manipulator; the positioning workbench is used for positioning the pinion, the bearing heating device is used for heating the aligning bearing, the press fitting machine is used for assembling the heated aligning bearing and the pinion into a pinion assembly, and the truss manipulator is used for transferring the pinion, the aligning bearing and the assembled pinion assembly.

6. The shield machine main drive assembly system according to claim 5, characterized in that, The final assembly area comprises a plurality of final assembly stations and a station crane, and the station crane is used for hoisting the components of the main drive to the final assembly station for assembly.

7. The shield machine main drive assembly system according to claim 6, characterized in that, The station crane comprises a main frame and a hoisting mechanism, the main frame comprises legs and two opposite slides arranged on the legs, the hoisting mechanism comprises a hoisting rod and a hoisting cage, and the two ends of the hoisting rod are slidably arranged in the two opposite slides.

8. The shield machine main drive assembly system according to claim 7, characterized in that, The station crane further comprises a running system, which is installed below the main frame.

9. The shield machine main drive assembly system according to claim 6, characterized in that, Further comprising a final assembly overturning area and a finished product storage area, and the first transfer device is further used for hoisting the components of the main drive from the final assembly area to the final assembly overturning area or the finished product storage area, or hoisting the components of the main drive from the final assembly overturning area to the final assembly area.

10. A method of assembling a main drive of a tunneling machine, characterized in that, It comprises: Obtaining a list of components of the main drive in the pre-sorting area; Based on the component list, the components of the main drive are transferred from the pre-sorting area to the small piece processing area, the non-cleaning piece processing area or the large piece processing area according to the preset condition; wherein the components of the main drive include small piece cleaning parts, non-cleaning parts and large piece cleaning parts, the small piece cleaning parts are transferred to the small piece processing area, the non-cleaning parts are transferred to the non-cleaning piece processing area, and the large piece cleaning parts are transferred to the large piece processing area; the preset condition includes component size and cleaning requirement; Transferring the processed large piece cleaning parts to the final assembly station for assembly; Based on the assembly progress, the feeding instruction is sent to the small piece processing area and the non-cleaning piece processing area; Based on the feeding instruction, the corresponding small piece cleaning parts and / or non-cleaning parts are transferred to the final assembly station for assembly.

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