CN105059319B8 - A kind of railway freight-car is without overhead traveling crane Inspection and Repair Production Line and its maintenance craft - Google Patents

Abstract

A kind of railway freight-car is overhauled into fare without overhead traveling crane Inspection and Repair Production Line and its maintenance craft, including lorry（1）Fare is handed over lorry（2）, it also has inspection standard railroad track（3）, rail spur（4）, bogie change station, damaged location setting loss disassembling stations, upset maintenance station, maintenance shaping station and bogie return dress station, inspection standard railroad track（3）Two ends are overhauled with lorry respectively hands over that fare is relative to be connect into fare and lorry, rail spur（4）Two ends pass through bend and switch device and inspection standard railroad track respectively（3）Two ends be connected；Present invention process is rationally distributed, can avoid using overhead traveling crane in Inspection and Repair Production Line, whole Inspection and Repair Production Line is more simplified, and overhaul efficiency is high, with good market popularization value.

Description

A railway freight car maintenance production line and its maintenance process

technical field

The present invention relates to ball mill technical field, be specifically related to a kind of railway freight car without overhead crane overhaul production line and overhaul technique thereof.

Background technique

At present, in the maintenance process of railway freight car, due to needing to overhaul the bogie, the common practice is to use the overhead crane to lift the freight car body, take the bogie away for overhaul, and then use the overhead crane to hoist the car body. It is transported to each maintenance site for maintenance. After the maintenance is completed, the car body and the overhauled bogie are assembled by the crane. This maintenance method has a messy process layout, and the crane is often called in the workshop. This has a great impact on the safety of the workshop.

SUMMARY OF THE INVENTION

Summary of the invention The object of the present invention is to solve the above-mentioned technical problem, and provide a kind of railway freight car without overhead car overhaul production line and overhaul technique thereof.

The present invention includes freight car maintenance incoming line and freight car delivery line, and it also has maintenance standard railway track, track turnout, bogie replacement station, damaged part damage determination and dismantling station, overturning maintenance station, overhaul and shaping Station and bogie reloading station, the two ends of the maintenance standard railway track are respectively connected with the truck maintenance entry line and the truck delivery line, and the two ends of the track turnout are connected to the two ends of the maintenance standard railway track through the bend and switch device respectively. Connected to each other, the bogie replacement station consists of an electric linkage crane unit and a set of remote-controlled electric maintenance trolleys. On the side, a group of remote-controlled electric maintenance trolleys are walking on the maintenance standard railway track respectively, and the damaged parts are determined and dismantled by a pair of hydraulic lifting platforms, a pair of dismantling hydraulic platforms and a set of dismantling truck parts. It consists of cutting equipment. A pair of hydraulic lifting platforms and a pair of dismantling hydraulic platforms are respectively installed on both sides of the maintenance standard railway track, and are located behind the electric linkage crane unit. A set of cutting equipment for dismantling freight car parts passes through The support is installed on a pair of dismantling hydraulic platforms. The overhaul station includes a pass-through gantry turning unit, a pair of hydraulic lifting platforms for welding and a set of welding machines. The pass-through gantry turning unit consists of a walking mechanism, a pair of passing The gantry frame is composed of a pair of electric lifting mechanisms, a pair of electric turning mechanisms and a pair of hydraulic clamping mechanisms. The traveling mechanism is installed on both sides of the maintenance standard railway track. On the slider, the electric lifting mechanism is installed on the through-type gantry frame, the electric turning mechanism is installed on the electric lifting mechanism, the hydraulic clamping mechanism is installed on the electric turning mechanism, and a pair of hydraulic lifting platforms for welding are respectively installed on the maintenance standard. On both sides of the railway track, a group of welding machines are respectively installed on the lifting platform of a pair of hydraulic lifting platforms for welding. The maintenance and shaping station is a pass-through shaping machine. After the overhaul station is turned over, the bogie reloading station consists of the reloading electric linkage crane unit and the return track turnout. The reloading electric linkage crane unit is installed on both sides of the maintenance standard railway track at one end of the truck delivery line. The two ends of the track turnout are respectively connected with the two ends of the maintenance standard railway track through a bend and a switch device.

Maintenance technique comprises following processing steps:

A. The truck to be overhauled enters the bogie replacement station from the truck maintenance entry line, and stops at the designated rack parking space, the electric linkage truck-machine unit erects the truck stably, and the personnel pass a pair of bogies of the truck through Pull out the traction rope, introduce a pair of bogies into the track turnout, and overhaul the bogies in the track turnout;

B. operate a pair of remote-controlled electric inspection trolleys to be parked at the original bogie position below the freight car, operate the electric linkage car-carrying machine unit to put down the freight car that is set up in step A, and make the freight car fall into a pair of remote-controlled electric motor On the maintenance trolley, a pair of remote-controlled electric maintenance trolleys replace the original pair of bogies;

C. operate a pair of remote-controlled electric maintenance trolleys to drive the freight car to walk forward to the middle of a pair of hydraulic lifting platforms of the damaged part damage determination and dismantling station, and the damage determination staff stands on a pair of hydraulic lifting platforms to the freight car. The damage of each part to be repaired is determined, and the inspection mark is made for each part;

D. After the damage determination is completed, continue to operate a pair of remote-controlled electric inspection trolleys to drive the truck to walk forward to the middle of a pair of dismantling hydraulic platforms of the damaged part damage determination and dismantling station, and the dismantling staff stands in a Use cutting equipment to disassemble the marked parts on the dismantling hydraulic platform;

E. after the dismantling of step D is completed, operate a pair of remote-controlled electric inspection trolleys to drive the freight car to walk forward to the overturning inspection station, pass through the through-type gantry frame and enter into the middle of the through-type gantry overturning unit, and the through-type gantry overturning unit is Each part of the gantry turning unit moves to lift the truck and turn it over to a specified angle. The maintenance personnel stand on a pair of hydraulic lifting platforms for welding to repair the parts to be repaired or install new parts. After the repair is completed, the various parts of the through-type gantry turning unit move. Turn the truck back and drop it back onto a pair of remote-controlled electric maintenance trolleys to complete the overhaul;

F. continue to operate a pair of remote-controlled electric inspection trolleys to drive the freight car to walk forward in the through-type shaping machine of the maintenance and shaping station, and a group of shaping hydraulic heads of the through-type shaping machine carry out shaping to each part of the truck, to Correct the deformation of the truck during the maintenance process;

G. after the completion of step F, operate a pair of remote-controlled electric inspection trolleys to drive the freight car to walk forward to the frame parking space of the reloading electric linkage carriage unit of the bogie reloading station, and operate the reloading electric linkage carriage unit Set up the overhauled truck, operate a pair of remote-controlled electric maintenance trolleys to return from the return track turnout, and then introduce a pair of overhauled bogies from the track turnout to the underside of the truck through the traction rope, and operate the refitted electric linkage frame The truck unit lowers the truck onto a pair of overhauled bogies, completes the overhaul, and pulls the overhauled truck to the truck delivery line for delivery through a traction rope.

Freight vehicle pass-through shaping machine includes gantry pass-through frame, a group of hydraulic power heads and a set of shaping limit plates, and the gantry pass-through frame spans both sides of the maintenance standard railway track, and passes through the embedded parts. It is fixedly installed on the foundation, a group of hydraulic power heads are respectively installed on the gantry pass-through frame through the mounting seat, and a group of shaping limit plates are respectively installed on the piston rods of a group of hydraulic power heads.

The advantage of the present invention is: the promotion of the present invention can provide a kind of overhead car maintenance production line and its maintenance process for overhauling railway freight cars, and the process layout is reasonable, can avoid the use of overhead cars in the maintenance production line, thereby avoiding the need for The equipment investment brought by the crane and the danger of operation make the entire maintenance production line more streamlined, the maintenance efficiency is high, and it has a good market promotion value.

Description of drawings

Fig. 1 is the structural representation of the present invention.

Fig. 2 is the structural representation of overturning overhaul station.

Fig. 3 is the unilateral structural representation of the present invention through-type gantry overturning unit.

detailed description

As shown in Figures 1, 2, 3, the present invention includes freight car maintenance incoming line 1 and freight car delivery line 2, and it also includes maintenance standard railway track 3, track turnout 4, bogie replacement station, damage Parts damage determination and dismantling station, overhaul station, repair and shaping station, and bogie reassembly station. Both ends of the maintenance standard railway track 3 are respectively connected to the truck maintenance entry line and the truck delivery line, and the track turnout 4 The two ends of the bogie are connected to the two ends of the maintenance standard railway track 3 through the bend and switch device respectively. The replacement station of the bogie is composed of an electric linkage crane unit 5 and a group of remote-controlled electric maintenance trolleys 6. The electric linkage crane The base of the machine unit 5 is fixedly installed on the maintenance standard railway track 3 on both sides of one end of the truck maintenance entry line 1. A group of remote-controlled electric maintenance trolleys 6 respectively walk on the maintenance standard railway track 3, and the damaged parts are dismantled according to the damage determination. The work station consists of a pair of hydraulic lifting platforms 7, a pair of dismantling hydraulic platforms 8 and a set of cutting equipment for dismantling truck parts. A pair of hydraulic lifting platforms 7 and a pair of dismantling hydraulic platforms 8 are respectively installed in the maintenance On both sides of the standard railway track 3, and behind the electric linkage crane unit 5, a set of cutting equipment for dismantling the parts of the freight car is respectively installed on a pair of dismantling hydraulic platforms 8 through supports. Type gantry turning unit, a pair of hydraulic lifting platforms 10 for welding and a set of welding machines 11, the passing-through gantry turning unit consists of a traveling mechanism 9_1, a pair of passing-through gantry frames 9-2, a pair of electric lifting mechanisms 9_3, a It consists of an electric turning mechanism 9-4 and a pair of hydraulic clamping mechanisms 9-5. The traveling mechanism 9-1 is installed on both sides of the maintenance standard railway track 3, and the bottom of a pair of passing-through gantry frames 9-2 are respectively installed on the walking mechanism. On the slider of the mechanism 9-1, the electric lifting mechanism 9-3 is installed on the pass-through gantry frame 9-2, the electric turning mechanism 9-4 is installed on the electric lifting mechanism 9-3, and the hydraulic clamping mechanism 9-5 Installed on the electric turning mechanism 9-4, a pair of hydraulic lifting platforms 10 for welding are respectively installed on the maintenance standard railway track 3, two sets of welding machines 11 are respectively installed on the lifting platform of a pair of hydraulic lifting platforms 10 for welding Above, the overhaul and shaping station is a pass-through shaping machine. The through-type shaping machine is installed on both sides of the overhaul standard railway track 3, and is located after the overturned overhaul station. It is composed of a return track turnout 13. The reloading electric linkage crane unit 12 is installed on both sides of the maintenance standard railway track 3 located at the end of the truck delivery line 2. The two ends of the return track turnout 13 pass through the two ends of the maintenance standard railway track 3 respectively. The bend is connected to the switch device.

Maintenance technique comprises following processing steps:

A. the truck to be overhauled enters into the bogie replacement station from the truck maintenance entry line 1, and stops at the designated rack parking space, and the electric linkage truck unit 5 lifts the truck smoothly, and the personnel turns a pair of the truck. The frame is pulled out through the traction rope, and a pair of bogies are introduced into the track turnout 4, and the bogies are overhauled in the track turnout 4;

B. Operate a pair of remote-controlled electric inspection trolleys 6 to stop at the original bogie position below the freight car, operate the electric linkage car-carrying machine unit 5 to put down the freight car that is set up in step A, so that the freight car falls into a pair of remote control On the electric maintenance trolley 6, a pair of remote-controlled electric maintenance trolleys 6 replace the original pair of bogies;

C. operate a pair of remote-controlled electric inspection trolleys 6 to drive the freight car to walk forward to the middle of a pair of hydraulic lifting platforms 7 of the damaged part fixed-loss dismantling station, and the damage-setting staff stands on a pair of hydraulic lifting platforms 7 The damage of each part to be repaired on the truck is determined, and the inspection mark is made for each part;

D. After the damage determination is completed, continue to operate a pair of remote-controlled electric inspection trolleys 6 to drive the freight car to walk forward to the middle of a pair of dismantling hydraulic platforms 8 of the damaged part damage determination and dismantling station, and the dismantling staff station Use cutting equipment to disassemble the marked parts on a pair of dismantling hydraulic platforms 8;

E. After step D is dismantled and completed, operate a pair of remote-controlled electric inspection trolleys 6 to drive the freight car to walk forward to the overturning inspection station, pass through the through-type gantry frame 9-2 and enter the middle of the through-type gantry overturning unit, Through the action of each component of the gantry turning unit, the truck is lifted and turned over to a specified angle. The maintenance personnel stand on a pair of hydraulic lifting platforms 10 for welding to repair the parts to be repaired or install new components. After the inspection is completed, the through gantry turning unit is completed. The action of each component turns the truck back and falls back to a pair of remote-controlled electric maintenance trolleys 6 to complete the overhaul;

F. continue to operate a pair of remote-controlled electric inspection trolleys 6 to drive the freight car to walk forward in the through-type shaping machine of the overhaul and shaping station, and a group of shaping hydraulic heads of the through-type shaping machine carry out shaping to each part of the truck, In order to correct the deformation of the truck during the maintenance process;

G. After step F is completed, operate a pair of remote-controlled electric inspection trolleys 6 to drive the freight car to walk forward to the frame parking space of the bogie reloading station and reload the electric linkage carriage unit 12, and operate the reloading electric linkage frame The truck unit 12 lifts the overhauled truck, operates a pair of remote-controlled electric maintenance trolleys 6 to return from the return track turnout 13, and then introduces a pair of overhauled bogies from the track turnout 4 to the underside of the truck through the traction rope. Operate the reloading electric linkage crane unit 12 to lower the truck onto a pair of overhauled bogies, complete the overhaul, and pull the overhauled truck to the truck delivery line 2 for use through the traction rope. Freight vehicle through-type shaping machine comprises gantry through-type frame 15, a group of hydraulic power heads and a group of shaping limit plates, and gantry through-type frame 15 spans both sides of maintenance standard railway track 3, and passes through The embedded parts are fixedly installed on the foundation, a group of hydraulic power heads are respectively installed on the gantry passing frame 15 through the mounting seat, and a group of shaping limit plates are respectively installed on the piston rods of a group of hydraulic power heads.

Working mode and principle: carry out freight car overhaul as above process step, because on the basis of original overhaul line, increase through-type gantry overturning unit and through-type shaping machine, and carry out series connection by one group of remote-controlled electric inspection trolley 6 , so that there is no need for a large crane to adjust the car body in the maintenance line, which avoids some drawbacks in the use of the crane, makes the process layout of the entire production line more reasonable, and greatly improves the maintenance efficiency.

Claims (2)

1. A railway freight car maintenance production line without overhead cranes, comprising a freight car inspection entry line (1) and a freight car delivery line (2), it is characterized in that it also has a maintenance standard railway track (3), a rail fork (4), The bogie replacement station, the damage determination and dismantling station for damaged parts, the overturning maintenance station, the maintenance and shaping station, and the bogie reassembly station. The delivery lines are connected to each other, and the two ends of the track turnout (4) are respectively connected with the two ends of the maintenance standard railway track (3) through the bend and switch device. A set of remote-controlled electric maintenance trolleys (6) are formed. The base of the electric linkage crane unit (5) is fixedly installed on both sides of the maintenance standard railway track (3) at one end of the truck maintenance entry line (1). The remote-controlled electric maintenance trolley (6) walks on the maintenance standard railway track (3) respectively, and the damage-determining and dismantling station of the damaged part consists of a pair of hydraulic lifting platforms (7), a pair of dismantling hydraulic platforms (8) and a dismantling station. It is composed of a set of cutting equipment for dismantling parts of trucks. A pair of hydraulic lifting platforms (7) and a pair of dismantling hydraulic platforms (8) are respectively installed on both sides of the maintenance standard railway track (3), and are located on the electric linkage carriage. Behind the machine unit (5), a set of cutting equipment for dismantling the parts of the truck is respectively installed on a pair of dismantling hydraulic platforms (8) through supports. The hydraulic lifting platform (10) and a group of welding machines (11), the through-type gantry turning unit consists of a traveling mechanism (9-1), a pair of through-type gantry frames (9-2), and a pair of electric lifting mechanisms (9 -3) It consists of a pair of electric turning mechanisms (9-4) and a pair of hydraulic clamping mechanisms (9-5). The traveling mechanism (9-1) is installed on both sides of the maintenance standard railway track (3). The bottoms of the gantry frame (9-2) are respectively installed on the sliding blocks of the traveling mechanism (9-1), and the electric lifting mechanism (9-3) is installed on the passing gantry frame (9-2). The mechanism (9-4) is installed on the electric lifting mechanism (9-3), the hydraulic clamping mechanism (9-5) is installed on the electric turning mechanism (9-4), and a pair of hydraulic lifting platforms for welding (10) They are respectively installed on both sides of the maintenance standard railway track (3), and a group of welding machines (11) are respectively installed on the lifting platforms of a pair of welding hydraulic lifting platforms (10). The bogie refitting machine is installed on both sides of the maintenance standard railway track (3), and is located after the overturning maintenance station. The trolley-mounted unit (12) is installed on the maintenance standard railway track (3) and is located on both sides of one end of the freight car delivery line (2), and the two ends of the return track turnout (13) are respectively connected with the maintenance standard railway track (3). Both ends are connected by a bend and a switch device. 2. A kind of railway freight car maintenance production line without overhead car according to claim 1, it is characterized in that freight car whole vehicle passing type shaping machine comprises gantry passing type frame (15), one group of hydraulic power head and one group of shaping limiter The gantry pass-through frame (15) straddles both sides of the maintenance standard railway track (3), and is fixedly installed on the foundation through embedded parts, and a group of hydraulic power heads are respectively installed on the gantry pass-through frame through the mounting seat. (15), a group of shaping limit plates are respectively installed on the piston rods of a group of hydraulic power heads.