CN201329476Y - Bogie side frame assembly welding production line - Google Patents
Bogie side frame assembly welding production line Download PDFInfo
- Publication number
- CN201329476Y CN201329476Y CNU2008202198036U CN200820219803U CN201329476Y CN 201329476 Y CN201329476 Y CN 201329476Y CN U2008202198036 U CNU2008202198036 U CN U2008202198036U CN 200820219803 U CN200820219803 U CN 200820219803U CN 201329476 Y CN201329476 Y CN 201329476Y
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- China
- Prior art keywords
- side frame
- sprocket
- gear
- power transmission
- chain
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- Expired - Lifetime
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Abstract
A bogie side frame assembly welding production line is used to maintain or assemble side frames on a bogie of a goods train, and is characterized by comprising a main framework, a side frame turnover vehicle, an elevator, a drum rotating power box, a ground level running mechanism, an underground level running mechanism and a positioning mechanism, wherein the elevator is mounted on two ends of the main framework, the side frame turnover vehicle is mounted on the main framework, each station is placed with one side frame turnover vehicle, and the drum rotating power box is mounted on each station under the component on the main framework, and the positioning mechanism is mounted on each station on the component on the main framework, the ground level running mechanism is mounted on one side of the main framework, and is matched with the main framework, and the underground level running mechanism is mounted on a component under the man framework. The utility model has the advantages that the bogie side frame assembly welding production line leads the side frame maintaining or assembling work to be convenient, reduces labor intensity, achieves safe production, and shortens job circles of maintaining or assembling.
Description
Technical field:
The invention is to be used for the production line that the bogie side frame on the bogie of railway freight-car overhauls or assembles.
Background technology:
The traveling portion of railway freight-car is made up of two bogies, and two bogie side frames are arranged on the bogie, and bogie side frame is the important component on the bogie, is safety of railway traffic important assurance on schedule.Therefore bogie side frame is maintenance, assembly welding emphasis during the railway freight-car overhaul, and workload is very big.
Bogie each parts of when maintenance all decompose, bogie side frame from bogie decompose to get off the back by handling to the bogie side frame repair line, with the inspection of all dismantling of the parts on it, all load onto during assembly welding, workload is very big.
Traditional maintenance technology is that bogie side frame is placed on the shelf of shaped steel welding, bogie side frame is checked and remove each parts on this shelf, because of the bogie side frame shape special, body weight reaches more than 400 kilogram, is very difficult when needs overturn, and influences operation, dangerous again, must finish by hanging device.
Summary of the invention:
The purpose of the invention provides the truck side frame assembly welding production line that a kind of operation is convenient and realization is kept the safety in production; The purpose of the invention is to realize by following technical scheme: truck side frame assembly welding production line, it is characterized in that by main frame, bogie side frame upset car, lift, rolling ring rotational power case, the ground level travelling mechanism, underground level moving machinery and detent mechanism are formed, lift is installed in the main frame two ends, bogie side frame upset car is placed on the main frame, one of every station, rolling ring rotational power case is installed at each station place below the main frame upper member, detent mechanism is installed at each station place on the main frame upper member, the ground level travelling mechanism is installed in main frame one side and cooperates with main frame, and underground level moving machinery is installed on the main frame lower member.
Main frame is made up of framework, track, tooth bar pull bar and unidirectional shifting block, two tracks are installed on the framework upper member, the tooth bar pull bar is installed between two tracks, and unidirectional shifting block is installed at each station place on the tooth bar pull bar, and two tracks are installed on the framework lower member.
Bogie side frame upset car is by wheel, vehicle frame, raceway, rolling ring, spring assembly, wide gear, head sprocket, chain, sprocket wheel, power transmission shaft, pin gear, traveling baffle plate and positioning baffle are formed, wheel is contained in below the vehicle frame, two groups of raceways are installed above the vehicle frame, mount pin gear and raceway in every group of raceway, raceway is shaped on notch, mounting spring combination in notch, wide gear and head sprocket are installed on the same axle, axle is contained on the vehicle frame, chain is contained on the power transmission shaft, power transmission shaft is connected with the pin gear installed in two groups of raceways respectively, chain connects head sprocket and sprocket wheel, the place sets a baffle plate at the vehicle frame axis, pick-ups the row baffle plate at bottom of frame, and the traveling baffle plate cooperates with unidirectional shifting block in the main frame.
Lift is by framework, four upper sprocket wheels, fluctuating orbit, four groups of guiding combinations, four lifting holders, four elevating chains, four lower sprockets, two power transmission shafts, two drive sprockets, two driving chains, drive sprocket, driving shaft and reductor motor are formed, upper sprocket wheel is installed in the framework upper top, four groups of guiding combinations are installed at the fluctuating orbit two ends, the guiding combination is installed on the framework, two lifting holders are installed on the fluctuating orbit, the reductor motor is installed on the ground of lift, the reductor motor output shaft is connected with driving shaft, drive sprocket is housed on the driving shaft, drive sprocket is made of two sprocket, on two power transmission shafts drive sprocket is installed respectively, two power transmission shafts are installed on the base of frame, two transmission spindle noses are installed lower sprocket respectively, two driving chains connect drive sprocket and two drive sprockets respectively, the two ends of four elevating chains are fixed in the lifting holder, and each elevating chain connects upper sprocket wheel and lower sprocket respectively.
Rolling ring rotational power case is made up of motor reducer, master gear and gear, and motor reducer is installed on the framework in the main frame, on the motor reducer output shaft master gear is installed, master gear and gears engaged, the wide gear engagement in gear and the bogie side frame upset car.
The ground level travelling mechanism is made up of movable motor, power chain, power chain, power transmission shaft, travelling gear, movable motor is installed on the ground, on the movable motor output shaft sprocket wheel is installed, power transmission shaft is installed on the framework in the main frame, the power transmission shaft two ends are installed power chain and travelling gear respectively, power chain connects sprocket wheel and power chain respectively, the tooth bar engagement in travelling gear and the main frame.
Underground level moving machinery is by motor reducer, power transmission shaft, sprocket for main drive, driving chain, drive sprocket, main walking sprocket wheel, the walking chain, unidirectional shifting block and walking sprocket wheel are formed, motor reducer is installed on the framework in the lift, the motor reducer output shaft is connected with power transmission shaft, power transmission shaft is installed sprocket for main drive on another termination, drive sprocket and main walking sprocket wheel are contained on the axle, driving chain connects sprocket for main drive and drive sprocket, the walking chain connects main walking sprocket wheel and walking sprocket wheel, on the walking chain unidirectional shifting block is installed, the traveling baffle plate that unidirectional shifting block and bogie side frame overturn in the car cooperates.
Detent mechanism is made up of cylinder, push pedal, clamping plate, baffle plate pin and baffle plate, and cylinder is connected with push pedal, and the baffle plate pin is installed on the clamping plate, on the baffle plate pin baffle plate is installed, and baffle plate cooperates with push pedal.
The advantage of the invention: because the raceway on the bogie side frame upset car is shaped on notch,, spring assembly is installed in notch, can clamps the bogie side frame of different in width in order to adapt to flat bogie side frame with width; Because rolling ring rotational power case is installed, rolling ring is rotated, reach the drive bogie side frame and rotate, can carry out operation to each face of bogie side frame; Owing to adopted ground level travelling mechanism and detent mechanism, bogie side frame upset car can be moved by each station; Owing to lift has been installed at the production line two ends, can make the lifting of bogie side frame upset car, get back to initial station from the station of finishing; Owing to adopted underground level moving machinery, bogie side frame upset car is moved on another lift from a lift, bogie side frame upset car can be circulated move; Make bogie side frame maintenance or assembling operation convenient, reduced labour intensity, realized safety in production, shortened the duty cycle of maintenance or assembling.
Description of drawings:
Fig. 1 is a truck side frame assembly welding production line structural representation;
Fig. 2 is the A-A cutaway view among Fig. 1;
Fig. 3 is the B-B cutaway view among Fig. 1;
Fig. 4 is the C-C cutaway view among Fig. 1;
Fig. 5 is the D-D cutaway view among Fig. 1;
Fig. 6 is the E E cutaway view among Fig. 7;
Fig. 7 is the F-F cutaway view among Fig. 6;
Fig. 8 is the G-G cutaway view among Fig. 6;
Fig. 9 is that R among Figure 10 is to view;
Figure 10 is the H-H cutaway view among Fig. 9;
J-J cutaway view in Figure 11 Changtu 12;
Figure 12 is the K-K cutaway view among Fig. 1;
Figure 13 is traveling baffle plate, the tooth bar pull bar in the main frame and unidirectional shifting block and the ground level travelling mechanism relational structure schematic diagram in the bogie side frame upset car;
Figure 14 is the structural representation that amplify at the M place among Figure 13;
Figure 15 is that traveling baffle plate, the tooth bar pull bar in the main frame and unidirectional shifting block and the ground level travelling mechanism relational structure schematic diagram in the bogie side frame upset car promptly knocks unidirectional block-dialing structure schematic diagram over
Figure 16 is the structural representation that amplify at the N place among Figure 15;
Figure 17 is bogie side frame upset car and underground level moving machinery relational structure schematic diagram;
Figure 18 is underground level moving machinery structural representation;
Figure 19 is the detent mechanism structural representation;
Figure 20 is the baffle plate propradation structural representation in the detent mechanism;
Figure 21 is Figure 19 vertical view;
Figure 22 is the current view of bogie side frame upset car by detent mechanism;
Figure 23 is bogie side frame upset car halted state and detent mechanism association status schematic diagram.
Among the figure: 1, bogie side frame upset car 2, lift 3, main frame 4, rolling ring rotational power case 5, ground level travelling mechanism 6, detent mechanism 7, underground level run machine 8, track 9, tooth bar pull bar 10,51, unidirectional shifting block 11, wheel 12, vehicle frame 13, raceway 14, wide gear 15, head sprocket 16, chain 17, sprocket wheel 18, power transmission shaft 19, pin gear 20, rolling ring 21, traveling baffle plate 22, positioning baffle 23, framework 24, upper sprocket wheel 25, fluctuating orbit 26 guiding combinations 27, lifting holder 28, elevating chain 29, lower sprocket 30, power transmission shaft 31, drive sprocket 32, driving chain 33, drive sprocket 34, driving shaft 35, reductor motor 36, motor reducer 37, master gear 38, gear 39, movable motor 40, power chain 41, power chain 42, power transmission shaft 43, travelling gear 44, motor reducer 45, power transmission shaft 46, sprocket for main drive 47, driving chain 48, drive sprocket 49, main walking sprocket wheel 50, walking chain 52, walking sprocket wheel 53, cylinder 54, push pedal 55, clamping plate 56, baffle plate pin 57, baffle plate
The specific embodiment:
Truck side frame assembly welding production line, it is characterized in that by main frame, bogie side frame upset car, lift, rolling ring rotational power case, the ground level travelling mechanism, underground level moving machinery and detent mechanism are formed, lift is installed in the main frame two ends, bogie side frame upset car is placed on the main frame, one of every station, rolling ring rotational power case is installed at each station place below the main frame upper member, detent mechanism is installed at each station place on the main frame upper member, the ground level travelling mechanism is installed in main frame one side and cooperates with main frame, and underground level moving machinery is installed on the main frame lower member.
Main frame is made up of framework, track, tooth bar pull bar and unidirectional shifting block, two tracks are installed on the framework upper member, the tooth bar pull bar is installed between two tracks, and unidirectional shifting block is installed at each station place on the tooth bar pull bar, and two tracks are installed on the framework lower member.
Bogie side frame upset car is by wheel, vehicle frame, raceway, rolling ring, spring assembly, wide gear, head sprocket, chain, sprocket wheel, power transmission shaft, pin gear, traveling baffle plate and positioning baffle are formed, wheel is contained in below the vehicle frame, two groups of raceways are installed above the vehicle frame, mount pin gear and raceway in every group of raceway, raceway is shaped on notch, mounting spring combination in notch, wide gear and head sprocket are installed on the same axle, axle is contained on the vehicle frame, chain is contained on the power transmission shaft, power transmission shaft is connected with the pin gear installed in two groups of raceways respectively, chain connects head sprocket and sprocket wheel, the place sets a baffle plate at the vehicle frame axis, pick-ups the row baffle plate at bottom of frame, and the traveling baffle plate cooperates with unidirectional shifting block in the main frame.
Lift is by framework, four upper sprocket wheels, fluctuating orbit, four groups of guiding combinations, four lifting holders, four elevating chains, four lower sprockets, two power transmission shafts, two drive sprockets, two driving chains, drive sprocket, driving shaft and reductor motor are formed, upper sprocket wheel is installed in the framework upper top, four groups of guiding combinations are installed at the fluctuating orbit two ends, the guiding combination is installed on the framework, two lifting holders are installed on the fluctuating orbit, the reductor motor is installed on the ground of lift, the reductor motor output shaft is connected with driving shaft, drive sprocket is housed on the driving shaft, drive sprocket is made of two sprocket, on two power transmission shafts drive sprocket is installed respectively, two power transmission shafts are installed on the base of frame, two transmission spindle noses are installed lower sprocket respectively, two driving chains connect drive sprocket and two drive sprockets respectively, the two ends of four elevating chains are fixed in the lifting holder, and each elevating chain connects upper sprocket wheel and lower sprocket respectively.
Rolling ring rotational power case is made up of motor reducer, master gear and gear, and motor reducer is installed on the framework in the main frame, on the motor reducer output shaft master gear is installed, master gear and gears engaged, the wide gear engagement in gear and the bogie side frame upset car.
The ground level travelling mechanism is made up of movable motor, power chain, power chain, power transmission shaft, travelling gear, movable motor is installed on the ground, on the movable motor output shaft sprocket wheel is installed, power transmission shaft is installed on the framework in the main frame, the power transmission shaft two ends are installed power chain and travelling gear respectively, power chain connects sprocket wheel and power chain respectively, the tooth bar engagement in travelling gear and the main frame.
Underground level moving machinery is by motor reducer, power transmission shaft, sprocket for main drive, driving chain, drive sprocket, main walking sprocket wheel, the walking chain, unidirectional shifting block and walking sprocket wheel are formed, motor reducer is installed on the framework in the lift, the motor reducer output shaft is connected with power transmission shaft, power transmission shaft is installed sprocket for main drive on another termination, drive sprocket and main walking sprocket wheel are contained on the axle, driving chain connects sprocket for main drive and drive sprocket, the walking chain connects main walking sprocket wheel and walking sprocket wheel, on the walking chain unidirectional shifting block is installed, the traveling baffle plate that unidirectional shifting block and bogie side frame overturn in the car cooperates.
Detent mechanism is made up of cylinder, push pedal, clamping plate, baffle plate pin and baffle plate, and cylinder is connected with push pedal, and the baffle plate pin is installed on the clamping plate, on the baffle plate pin baffle plate is installed, and baffle plate cooperates with push pedal.
Production line length is determined by station quantity, a bogie side frame upset of each station configuration car, and it is standby as the position, top that polygamy is put a bogie side frame upset car in addition.
This production line operation instruction:
1, bogie side frame clamping
Rolling ring notch on the bogie side frame upset car upwards is in perpendicular to horizontal level, and bogie side frame hangs in the notch that expires by suspender, because each model bogie side frame width differs bigger, adjusts spring assembly and clamps bogie side frame.
2, upset bogie side frame
The starter motor reductor rotates the master gear driven gear, and the wide gear engagement in gear and the bogie side frame upset car makes the position that rolling ring turns to be needed.
3, bogie side frame upset car ground level operation
Because job content is different with needs equipment, need to divide station to carry out; After finishing, a station operation changes next station over to; Bogie side frame upset car is realized by the ground level travelling mechanism to another station level run by a station; Start movable motor and drive travelling gear, travelling gear drives the tooth bar pull bar and moves, the traveling baffle plate that unidirectional shifting block on the tooth bar pull bar drives in the bogie side frame upset car moves bogie side frame upset car, and bogie side frame upset car arrives the detent mechanism that previous station is set, and bogie side frame upset car promptly stops; Bogie side frame upset car starts rolling ring rotational power case former seconds the time putting in place, gear is rotated be convenient to the wide gear that overturns in the car with the bogie side frame that will put in place to be meshed; After bogie side frame upset car put in place, the tooth bar pull bar returned, and this moment, unidirectional shifting block was knocked over by bogie side frame upset car bumper plate, the not carry-over bar pull bar reposition of bogie side frame upset car, and the length that the tooth bar pull bar moves equates with each station distance; The tooth bar pull bar whenever makes a round trip, the bogie side frame upset car station that just advances; Station quantity is according to the customer requirements setting; There are several stations that several bogie side frame upset cars are just arranged; The same moved further of all bogie side frame upset cars when the tooth bar pull bar moves, bogie side frame upset car is during to last station of production line, suspender is taken bogie side frame away, and unidirectional shifting block pushes fluctuating orbit in the lift with the bogie side frame car that overturns, and lift is sent into the bogie side frame car that overturns on the underground level moving machinery.
4, bogie side frame upset car moves on the lift of the other end from an end lift
Fluctuating orbit in the lift drops to the bottom after receiving bogie side frame upset car, the unidirectional shifting block that is installed on the walking chain stretches in the lift track, the bogie side frame car that overturns is moved on on another lift, and lift drives bogie side frame upset car and rises to ground and wait to enter next circulation.
This production line can manually be controlled, and also can realize automatic control.
Claims (8)
1, truck side frame assembly welding production line, it is characterized in that by main frame, bogie side frame upset car, lift, rolling ring rotational power case, the ground level travelling mechanism, underground level moving machinery and detent mechanism are formed, lift is installed in the main frame two ends, bogie side frame upset car is placed on the main frame, one of every station, rolling ring rotational power case is installed at each station place below the main frame upper member, detent mechanism is installed at each station place on the main frame upper member, the ground level travelling mechanism is installed in main frame one side and cooperates with main frame, and underground level moving machinery is installed on the main frame lower member.
2, truck side frame assembly welding production line according to claim 1, it is characterized in that main frame is made up of framework, track, tooth bar pull bar and unidirectional shifting block, two tracks are installed on the framework upper member, the tooth bar pull bar is installed between two tracks, unidirectional shifting block is installed at each station place on the tooth bar pull bar, and two tracks are installed on the framework lower member.
3, truck side frame assembly welding production line according to claim 1, it is characterized in that bogie side frame upset car is by wheel, vehicle frame, raceway, rolling ring, spring assembly, wide gear, head sprocket, chain, sprocket wheel, power transmission shaft, pin gear, traveling baffle plate and positioning baffle are formed, wheel is contained in below the vehicle frame, two groups of raceways are installed above the vehicle frame, mount pin gear and raceway in every group of raceway, raceway is shaped on notch, mounting spring combination in notch, wide gear and head sprocket are installed on the same axle, axle is contained on the vehicle frame, chain is contained on the power transmission shaft, power transmission shaft is connected with the pin gear installed in two groups of raceways respectively, and chain connects head sprocket and sprocket wheel, and the place sets a baffle plate at the vehicle frame axis, pick-up the row baffle plate at bottom of frame, the traveling baffle plate cooperates with unidirectional shifting block in the main frame.
4, truck side frame assembly welding production line according to claim 1, it is characterized in that lift is by framework, four upper sprocket wheels, fluctuating orbit, four groups of guiding combinations, four lifting holders, four elevating chains, four lower sprockets, two power transmission shafts, two drive sprockets, two driving chains, drive sprocket, driving shaft and reductor motor are formed, upper sprocket wheel is installed in the framework upper top, four groups of guiding combinations are installed at the fluctuating orbit two ends, the guiding combination is installed on the framework, two lifting holders are installed on the fluctuating orbit, the reductor motor is installed on the ground of lift, the reductor motor output shaft is connected with driving shaft, drive sprocket is housed on the driving shaft, drive sprocket is made of two sprocket, on two power transmission shafts drive sprocket is installed respectively, two power transmission shafts are installed on the base of frame, two transmission spindle noses are installed lower sprocket respectively, two driving chains connect drive sprocket and two drive sprockets respectively, the two ends of four elevating chains are fixed in the lifting holder, and each elevating chain connects upper sprocket wheel and lower sprocket respectively.
5, truck side frame assembly welding production line according to claim 1, it is characterized in that rolling ring rotational power case is made up of motor reducer, master gear and gear, motor reducer is installed on the framework in the main frame, on the motor reducer output shaft master gear is installed, master gear and gears engaged, the wide gear engagement in gear and the bogie side frame upset car.
6, truck side frame assembly welding production line according to claim 1, it is characterized in that the ground level travelling mechanism is made up of movable motor, power chain, power chain, power transmission shaft, travelling gear, movable motor is installed on the ground, on the movable motor output shaft sprocket wheel is installed, power transmission shaft is installed on the framework in the main frame, the power transmission shaft two ends are installed power chain and travelling gear respectively, and power chain connects sprocket wheel and power chain respectively, the tooth bar engagement in travelling gear and the main frame.
7, truck side frame assembly welding production line according to claim 1, it is characterized in that underground level moving machinery is by motor reducer, power transmission shaft, sprocket for main drive, driving chain, drive sprocket, main walking sprocket wheel, the walking chain, unidirectional shifting block and walking sprocket wheel are formed, motor reducer is installed on the framework in the lift, the motor reducer output shaft is connected with power transmission shaft, power transmission shaft is installed sprocket for main drive on another termination, drive sprocket and main walking sprocket wheel are contained on the axle, driving chain connects sprocket for main drive and drive sprocket, the walking chain connects main walking sprocket wheel and walking sprocket wheel, on the walking chain unidirectional shifting block is installed, the traveling baffle plate that unidirectional shifting block and bogie side frame overturn in the car cooperates.
8, truck side frame assembly welding production line according to claim 1, it is characterized in that detent mechanism is made up of cylinder, push pedal, clamping plate, baffle plate pin and baffle plate, cylinder is connected with push pedal, and the baffle plate pin is installed on the clamping plate, on the baffle plate pin baffle plate is installed, baffle plate cooperates with push pedal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202198036U CN201329476Y (en) | 2008-11-26 | 2008-11-26 | Bogie side frame assembly welding production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202198036U CN201329476Y (en) | 2008-11-26 | 2008-11-26 | Bogie side frame assembly welding production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329476Y true CN201329476Y (en) | 2009-10-21 |
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ID=41222850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202198036U Expired - Lifetime CN201329476Y (en) | 2008-11-26 | 2008-11-26 | Bogie side frame assembly welding production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201329476Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423850A (en) * | 2011-08-29 | 2012-04-25 | 江苏中辆科技有限公司 | Ground automatic stepper transmission production line of van bogies |
| CN103817472A (en) * | 2014-03-11 | 2014-05-28 | 齐齐哈尔轨道交通装备有限责任公司 | Side frame and supporting seat welding line |
| CN105798512A (en) * | 2016-05-09 | 2016-07-27 | 卓世达 | Numerical control rail guided vehicle platform |
| CN107499851A (en) * | 2017-09-22 | 2017-12-22 | 王燏斌 | A kind of production line and dispenser for manufacturing and overhauling for big part |
| CN111015242A (en) * | 2019-12-16 | 2020-04-17 | 中车长江铜陵车辆有限公司 | Beat production line and production process for train swing bolster and side frame |
-
2008
- 2008-11-26 CN CNU2008202198036U patent/CN201329476Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423850A (en) * | 2011-08-29 | 2012-04-25 | 江苏中辆科技有限公司 | Ground automatic stepper transmission production line of van bogies |
| CN103817472A (en) * | 2014-03-11 | 2014-05-28 | 齐齐哈尔轨道交通装备有限责任公司 | Side frame and supporting seat welding line |
| CN105798512A (en) * | 2016-05-09 | 2016-07-27 | 卓世达 | Numerical control rail guided vehicle platform |
| CN107499851A (en) * | 2017-09-22 | 2017-12-22 | 王燏斌 | A kind of production line and dispenser for manufacturing and overhauling for big part |
| CN111015242A (en) * | 2019-12-16 | 2020-04-17 | 中车长江铜陵车辆有限公司 | Beat production line and production process for train swing bolster and side frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 110142 Shenyang economic and Technological Development Zone, Liaoning Road, No. 28 Patentee after: ZHONGCHE SHENYANG LOCOMOTIVE AND VEHICLE CO., LTD. Address before: 110035 No. 75 West Kunshan Road, Huanggu District, Liaoning, Shenyang Patentee before: China Beiche Group Shenyang Locomotive Vehicle Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |