CN-121973132-A - Maintenance system and maintenance method of rail transit air conditioning unit

CN121973132ACN 121973132 ACN121973132 ACN 121973132ACN-121973132-A

Abstract

The invention discloses an overhaul system and an overhaul method of a rail transit air conditioning unit, wherein the overhaul system comprises a storage connection area, a cleaning and drying area and a disassembly and overhaul area, a gantry AGV is used for transferring the air conditioning unit to be overhauled onto a connection platform, the hidden AGV can move below the connection platform and lift and transfer the air conditioning unit to be overhauled onto the connection platform to the cleaning and drying area, openings are formed in two sides of the cleaning and drying area so that the hidden AGV carries the air conditioning unit to be overhauled to pass through the cleaning and drying area, and the cleaned and dried air conditioning unit to be overhauled leaves the cleaning and drying area through the hidden AGV and enters the disassembly and overhaul area. The overhaul system can improve overhaul efficiency, ensure overhaul precision and quality, and realize automatic overhaul by mutually cooperating and matching each overhaul link.

Inventors

JIN QIANG
WANG HAO
WANG DONG
SHANG YUE
ZHENG WEI

Assignees

唐山百川智能机器股份有限公司

Dates

Publication Date: 20260505
Application Date: 20260209

Claims (10)

1. An overhaul system of a rail transit air conditioning unit, which is characterized in that: including depositing the district of plugging into, wash stoving district and dismouting and overhaul district, deposit and plugging into the district and be equipped with storage support, planer-type AGV, plug into the platform and the formula AGV of hiding, storage support is used for storing and waits to overhaul air conditioning unit and repair and completion air conditioning unit, planer-type AGV is used for transporting to waiting to overhaul the air conditioning unit and plugs into on the platform, the formula AGV of hiding can move extremely the below of plugging into the platform and will plug into the platform wait to overhaul air conditioning unit lifting and transport to wash the stoving district, wash the both sides of stoving district and be equipped with the opening and make the formula AGV of hiding carry and wait to overhaul air conditioning unit and pass and wash stoving district, wash the stoving district and be equipped with first arm, the first arm of arm can wash the stoving to the wait to overhaul air conditioning unit that to wash after the stoving district, wait to overhaul air conditioning unit and leave the washing and wash stoving district and get into to dismouting and overhaul district, dismouting and overhaul the district and be equipped with second arm, third arm and third arm cooperation get into to wait to overhaul air conditioning unit lifting to transfer to the district and wash the stoving district, and dry district, the machine set up to disassemble the maintenance unit through the first arm, the first arm of AGV is detached after the maintenance unit is detached through the first arm, the maintenance unit is detached through the maintenance unit, and the first arm of the maintenance unit is detached after the maintenance unit is detached, and the maintenance unit is detached to the maintenance unit and the maintenance unit The third mechanical arm and the overhauling mechanical arm are respectively connected with the electric signal of the controller.
2. The overhauling system of the rail transit air conditioning unit according to claim 1, wherein the storage bracket comprises a first bracket and a second bracket, the first bracket is used for placing the air conditioning unit to be overhauled, the second bracket is used for placing the air conditioning unit to be overhauled, the gantry type AGV is provided with two lifting arms which are symmetrically arranged and can lift up and down, the upper ends of the lifting arms are connected with a cross beam, the up-and-down movement of the lifting arms can drive the cross beam to move up and down, the bottom surface of the cross beam is slidably connected with two clamping tools capable of horizontally moving, and the clamping tools can clamp the air conditioning unit to be overhauled so that the gantry type AGV can hoist the air conditioning unit to be overhauled to the docking station.
3. The overhauling system of the rail transit air conditioning unit according to claim 2, wherein two guide rails which are arranged in parallel are arranged above the cleaning and drying area, a sliding rail is connected between the two guide rails in a sliding mode, a first mechanical arm is connected to the sliding rail in a sliding mode, a first tool support is further arranged in the cleaning and drying area, a cleaning tool and a drying tool are arranged on the first tool support, a first quick-change interface is arranged at the end portion of the first mechanical arm, and the cleaning tool and the drying tool are connected to the first mechanical arm through the first quick-change interface so as to clean and dry the air conditioning unit to be overhauled.
4. The maintenance system of the rail transit air conditioning unit according to claim 3, wherein the second mechanical arm and the third mechanical arm in the disassembly and maintenance area are symmetrically arranged and are respectively detachably connected with a clamping tool, a disassembling tool and an assembling tool, when the air conditioning unit to be overhauled is disassembled or assembled, the second mechanical arm or the third mechanical arm is connected with the clamping tool to fix the air conditioning unit to be overhauled, and meanwhile, the third mechanical arm or the second mechanical arm is connected with the disassembling tool or the assembling tool to disassemble or assemble the air conditioning unit to be overhauled.
5. The maintenance system of the rail transit air conditioning unit according to claim 4, wherein a refrigerant recovery machine is further arranged in the disassembly and assembly maintenance area, and the refrigerant recovery machine is connected with a process pipe on the air conditioning unit to be overhauled after the unit cover plate is disassembled so as to recover the refrigerant in the air conditioning unit to be overhauled.
6. The maintenance system of the rail transit air conditioning unit of claim 5, wherein the second mechanical arm and the third mechanical arm are detachably connected with a brazing tool respectively, and the brazing tool is used for welding joints of a condenser, an evaporator elbow and a copper pipe.
7. The maintenance system of the rail transit air conditioning unit according to claim 6, wherein the disassembly and maintenance area is further provided with a first rotary storage repository and a second rotary storage repository, the first rotary storage repository is located at one side of the second mechanical arm, the second mechanical arm is located at one side of the third mechanical arm, the third mechanical arm is located at one side of the second rotary storage repository, each rotary storage repository is provided with a part area to be maintained, a part area to be updated and a part area after maintenance, when the disassembled part is the part area to be updated, the second mechanical arm or the third mechanical arm can place the part into the part area to be updated on the same side to wait for scrapping and removing, the AGV trolley in the disassembly and maintenance area can place the updated part corresponding to the part to be updated into the part area after maintenance, and when the disassembled part is the part to be maintained, the second mechanical arm or the third mechanical arm can place the part into the part area to be maintained on the same side to wait for maintenance.
8. The overhauling system of the rail transit air conditioning unit according to claim 7, wherein the overhauling mechanical arm comprises a fourth mechanical arm and a fifth mechanical arm which are symmetrically arranged, the fourth mechanical arm and the fifth mechanical arm are respectively and detachably connected with a taking tool, a detecting tool and a repairing tool, the fourth mechanical arm or the fifth mechanical arm takes a part in a part area to be overhauled on the same side through the taking tool and is placed on an overhauling table, the detecting tool detects the part on the overhauling table, the repairing tool repairs the part on the overhauling table, the repaired part is placed in a part area after overhauling, and then the second mechanical arm and the third mechanical arm respectively take the part on the part area after overhauling on the same side to assemble the air conditioning unit to be overhauled.
9. The maintenance system of the rail transit air conditioning unit of claim 8, wherein the disassembly and assembly maintenance area is further internally provided with a refrigerant adding device, and the refrigerant adding device fills refrigerant into the assembled air conditioning unit to be overhauled.
10. A method of servicing a rail transit air conditioning unit using the service system of any of the above claims 1 to 9, characterized by comprising the steps of: s1, storing an air conditioning unit to be overhauled in a storage connection area: s1-1, an external transfer vehicle places an air conditioning unit to be overhauled at one side of a storage connection area; S1-2, the gantry AGV clamps the air conditioning unit to be overhauled by adjusting the up-and-down motion of the lifting arm and the horizontal movement of the clamping tool, so that the gantry AGV lifts the air conditioning unit to be overhauled onto the connection platform, and the gantry AGV stores other air conditioning units to be overhauled on the first bracket; S2, transferring the air conditioning unit to be overhauled to a cleaning and drying area: s2-1, the hidden AGV moves to the lower part of the connection table and lifts and transports the air conditioning unit to be overhauled on the connection table to a positioning point of a cleaning and drying area; s3, cleaning and drying the air conditioning unit to be overhauled: s3-1, adjusting the movement of the sliding rail between the two guide rails and the movement of the first mechanical arm on the sliding rail to position the first mechanical arm according to the positioning point of the air conditioning unit to be overhauled; s3-2, connecting a cleaning tool on the first tool support to the first mechanical arm by means of the first quick-change interface so as to clean the air conditioning unit to be overhauled; S3-3, connecting a drying tool on the first tool support to the first mechanical arm by means of the first quick-change interface so as to dry the air conditioning unit to be overhauled; s3-4, enabling the hidden AGV to carry the dried air conditioning unit to be overhauled to enter a disassembly and assembly overhauling area; S4, disassembling a unit cover plate of an air conditioning unit to be overhauled, recovering a refrigerant and welding a joint: S4-1, connecting a clamping tool with a second mechanical arm to fix an air conditioning unit to be overhauled, and connecting a disassembling tool with a third mechanical arm to disassemble a unit cover plate of the air conditioning unit to be overhauled; S4-2, when the unit cover plate is disassembled, the refrigerant recycling machine is connected with a process pipe on the air conditioning unit to be overhauled so as to recycle the refrigerant in the air conditioning unit to be overhauled; s4-3, the second mechanical arm or the third mechanical arm is connected with a brazing tool so as to weld the joint of the condenser, the evaporator elbow and the copper pipe; S5, disassembling core components of the air conditioning unit to be overhauled: S5-1, the second mechanical arm and the third mechanical arm are matched to disassemble the core component fan and the compressor, the second mechanical arm or the third mechanical arm is connected with a clamping tool to fix the air conditioning unit to be overhauled, and meanwhile, the third mechanical arm or the second mechanical arm is connected with a disassembling tool to disassemble the core component fan and the compressor of the air conditioning unit to be overhauled; S5-2, when the detached component is a component to be updated, the second mechanical arm or the third mechanical arm can place the component into a component area to be updated in the rotary storage library on the same side to wait for scrapping and removing, the AGV trolley in the disassembly and overhaul area can place the updated component corresponding to the component to be updated into a component area after overhaul, and when the detached component is the component to be overhauled, the second mechanical arm or the third mechanical arm can place the component into the component area to be overhauled in the rotary storage library on the same side to wait for overhaul; s6, detecting and repairing the core component: S6-1, a fourth mechanical arm or a fifth mechanical arm takes the components in the component area to be overhauled in the rotary storage warehouse at the same side through a taking tool and places the components on an overhauling table; S6-2, detecting the parts on the overhaul stand by a fourth mechanical arm or a fifth mechanical arm through a detection tool; S6-3, repairing the parts on the overhaul stand by a fourth mechanical arm or a fifth mechanical arm through a repair tool, and placing the repaired parts in the parts area after overhaul on the same side to wait for assembly; S7, assembling an air conditioning unit to be overhauled and filling refrigerant: s7-1, respectively taking parts on the overhauled part areas on the same side by the second mechanical arm and the third mechanical arm, and carrying out matched assembly on the air conditioning unit to be overhauled; S7-2, refrigerant filling is carried out on the assembled air conditioning unit to be overhauled through refrigerant adding equipment so as to form a completion air conditioning unit, and the completion air conditioning unit is transported to the second bracket of the storage connection area through the hidden AGV; s8, overhauling the next air conditioning unit to be overhauled: s8-1, repeating the steps S1-2 to S7-2 until all the air conditioning units to be overhauled are overhauled.

Description

Maintenance system and maintenance method of rail transit air conditioning unit Technical Field The invention relates to the technical field of overhauling of rail transit air conditioning units, in particular to an overhauling system and an overhauling method of a rail transit air conditioning unit. Background The conventional overhauling mode lacks a unified standardized process, different overhaulers can operate according to personal experience and habit, so that the overhauling process is not standard and uniform, the overhauling time is prolonged, the overhauling efficiency is reduced, the degree of automation is low, the requirement of large-scale overhauling is difficult to meet, in the disassembly and assembly links, the problems that the bolt tightening moment is not up to standard, the mounting position of a part is deviated and the like are easy to occur due to the fact that the precision and the strength of manual operation are difficult to accurately control, the overhauling quality is uneven, the performance and the reliability of the air conditioning unit are affected, and the like are difficult to ensure due to the fact that overhauling data are recorded manually. Disclosure of Invention The invention aims to provide an overhaul system and an overhaul method of a rail transit air conditioning unit, which can improve overhaul efficiency, ensure overhaul precision and quality and realize automatic overhaul by mutually cooperating and matching all overhaul links. In order to achieve the above object, the present invention provides the following solutions: The invention provides an overhaul system of a rail transit air conditioning unit, which comprises a storage connection area, a cleaning and drying area and a disassembly and assembly overhaul area, wherein the storage connection area is provided with a storage bracket, a gantry AGV, a connection table and a submerged AGV, the storage bracket is used for storing the air conditioning unit to be overhauled and the disassembly and assembly overhaul air conditioning unit, the gantry AGV is used for transferring the air conditioning unit to be overhauled onto the connection table, the submerged AGV can move to the lower part of the connection table and transfers the lifting of the air conditioning unit to be overhauled onto the cleaning and drying area, openings are formed in two sides of the cleaning and drying area so that the submerged AGV carries the air conditioning unit to be overhauled to pass through the cleaning and drying area, the cleaning and drying area is provided with a first mechanical arm, the air conditioning unit to be overhauled after cleaning and drying can leave the cleaning and drying area through the submerged AGV and enter the disassembly and overhaul area, the disassembly and assembly overhaul mechanical arm are arranged, the second mechanical arm, the submerged AGV and the submerged air conditioning unit are matched to enter the disassembly and assembly overhaul area, and the disassembly and assembly repair area is disassembled through the mechanical arm, and the mechanical arm is disassembled after the mechanical arm is assembled and disassembled to form the disassembly and assembly repair area The third mechanical arm and the overhauling mechanical arm are respectively connected with the electric signal of the controller. Preferably, the storage support includes first support and second support, first support is used for placing and waits to overhaul air conditioning unit, the second support is used for placing and repair completion air conditioning unit, planer-type AGV is equipped with two lifting arms that can reciprocate the symmetry setting, and the upper end of lifting arm is connected with the crossbeam, and the reciprocating of lifting arm can drive the reciprocating of crossbeam, but the bottom surface sliding connection of crossbeam has two horizontal migration's clamp to get the instrument, clamp to get the instrument and can with waiting to overhaul air conditioning unit to grasp makes planer-type AGV will wait to overhaul air conditioning unit handling to the platform of plugging into. Preferably, two guide rails which are arranged in parallel are arranged above the cleaning and drying area, a sliding rail is connected between the two guide rails in a sliding manner, a first mechanical arm is slidably connected to the sliding rail, a first tool support is further arranged in the cleaning and drying area, a cleaning tool and a drying tool are arranged on the first tool support, a first quick-change interface is arranged at the end part of the first mechanical arm, and the cleaning tool and the drying tool are connected to the first mechanical arm through the first quick-change interface so as to clean and dry an air conditioning unit to be overhauled. Preferably, the second mechanical arm and the third mechanical arm in the disassembly and overhaul area are symmetrically arranged and respectively detachably