CN203410967U - Swing bolster and joist overhauling displacement device for passenger train - Google Patents

Swing bolster and joist overhauling displacement device for passenger train Download PDF

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Publication number
CN203410967U
CN203410967U CN201320257880.1U CN201320257880U CN203410967U CN 203410967 U CN203410967 U CN 203410967U CN 201320257880 U CN201320257880 U CN 201320257880U CN 203410967 U CN203410967 U CN 203410967U
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China
Prior art keywords
joist
adjusting
bearing
passenger train
bolster
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CN201320257880.1U
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Chinese (zh)
Inventor
樊晓峰
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CRRC XI'AN CO., LTD.
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Xian Railway Transportation and Equipment Co Ltd
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Priority to CN201320257880.1U priority Critical patent/CN203410967U/en
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Abstract

The utility model relates to a swing bolster and joist overhauling displacement device for a passenger train. The technical problem of overturning displacement difficulty caused by the larger single sizes, greater weights and complex structures of a swing bolster and a joist of a passenger train bogie in inspection and maintenance processes is solved. The device comprises a bracket, a motor, a speed reducer with a self-locking function, a transmission device and a clamping fixing mechanism for fixing the two ends of the swing bolster and the joist, wherein one end of the clamping fixing mechanism is connected with the transmission device through a driving rotating shaft; the transmission device is fixedly arranged on the bracket; the other end of the clamping fixing mechanism is fixedly arranged on the bracket through a driven rotating shaft; the motor is connected with the transmission device through the speed reducer. According to the device, a heavy and large-sized workpiece, particularly the swing bolster and the joist of the passenger train bogie, can be displaced when being inspected and maintained, and can be freely overturned forwards and backwards by 360 degrees by once clamping, and the displacement of the workpiece can be stopped at any angle, so that the working efficiency is improved, potential safety hazards are eliminated, and the problems of damage and deformation of the workpiece are solved; the welding and grinding quality is greatly improved.

Description

Passenger train bolster joist maintenance displacement device
Technical field
The utility model relates to a kind of maintenance displacement device, especially the maintenance displacement device of passenger train bolster and joist.
Background technology
Passenger car bogie bolster, joist are the important stressed members of bogie truck, and it checks, execute and repair process need and carry out 360 ° of upset displacements, to check, detect each position state and limit and defect situation comprehensively, to guarantee that repair quality ensures passenger vehicle traffic safety.Prior art is to adopt overhead traveling crane to coordinate Current Collector Sleave to complete the upset displacement of passenger car bogie bolster, joist, and its principle is the principle that departs from that relies on bottom surface friction force and lifting center of gravity.But because single-piece size, the weight of bolster, joist are larger, complex structure, checks, executes that to repair process upset displacement operation still very difficult, and has larger potential safety hazard, therefore designs and produces special-purpose maintenance displacement device very necessary.
Summary of the invention
The purpose of this utility model: a kind of passenger train bolster joist maintenance displacement device is provided, solve passenger car bogie bolster, joist due to single-piece size, weight compared with the inspection large, complex structure causes, execute the technical matters of repairing process upset displacement difficulty.
The technical scheme that the utility model is concrete:
A kind of passenger train bolster joist maintenance displacement device, its special character is: comprise support, electrical motor, the reductor with auto-lock function, driving device and for the fixing clamping fixed mechanism at bolster joist two ends, one end of described clamping fixed mechanism is connected with driving device by active axis of revolution, driving device is fixed on support, the other end of clamping fixed mechanism is fixed on support by driven axis of revolution, and electrical motor is connected with driving device by reductor.
On above-mentioned clamping fixed mechanism, be provided with mounting hole, described mounting hole is consistent with the existing position of mounting hole of bolster joist.
Above-mentioned reductor is two-stage worm reduction gear.
The transmitting ratio of above-mentioned two-stage worm reduction gear is 900:1.
The other end of above-mentioned clamping fixed mechanism is connected with mechanism for axial adjusting by driven axis of revolution, and mechanism for axial adjusting is fixed on support.
Above-mentioned mechanism for axial adjusting comprises adjusts bearing, adjustment axle, adjusting nut, adjusting screw, clamp handle and key; Adjusting bearing is fixed on support, adjust axle and be coaxially arranged on adjustment bearing inside, adjusting axle is free-running fit with adjusting bearing, adjust axle along adjusting bearing inwall axial motion, adjust axle and adjust between bearing and be provided with key, clamp handle is positioned on adjustment bearing corresponding with key position, and be threaded with adjustment bearing, be used for key and adjustment shaft compression, adjusting axle one end is connected with clamping fixed mechanism by driven axis of revolution, adjust in the axle other end and be inlaid with adjusting nut, adjusting screw is interspersed in adjusting nut inside and coordinates with adjusting nut screw pair.
Adjust bearing and be provided with and adjust bearing end cap near one end of adjusting nut, adjusting screw with adjust bearing end cap and be free-running fit and axially locate by antifriction-bearing box, close adjusting nut one end of adjusting screw is connected with adjustment handwheel.
The concrete advantage of the utility model is:
(1) realize heavy large-scale workpiece inspection, execute and repair displacement; Especially realize comprehensive inspection at railway passenger car bogie bolster, each position of joist, execute and repair; Be conducive to discovery, the disposal of the defects such as the cleaning of workpiece lumen dirt and external crack, corrosion.
(2) after clamped one time, can realize 360 ° of positive and negative displacements of freely overturning of workpiece, arbitrarily angled displacement is parked, and improves work efficiency, and workpiece turning process, without artificial assistance, eliminates safe hidden trouble and workpiece gouge problem on deformation; Can guarantee operation process safe ready and operate, improve work efficiency.
(3) be provided with mechanism for axial adjusting, can be suitable for the bolster joist of different length difference, strong adaptability, economy and durability.
(4) significantly improve welding operation mode, original vertical position welding bit map is downhand welding position, greatly improves welding and grinds and repair quality, promotes the assurance ability of bogie truck parts maintenance, significant to ensureing railway operation safety.
Accompanying drawing explanation
Fig. 1 is the utility model bolster joist maintenance displacement device front view;
Fig. 2 is the utility model bolster joist maintenance displacement device birds-eye view;
Fig. 3 is the utility model mechanism for axial adjusting structural representation.
Wherein: 1-electrical motor; 2-reductor; 3-driving device; 4-clamping fixed mechanism; 5-adjusts axle; 6-clamp handle; 7-key; 8-adjusts bearing; 9-adjusting screw; 10-adjusting nut; 11-adjusts handwheel; 12-handle; 13-adjusts bearing end cap; 15-nut; 16-antifriction-bearing box; 17-support.
The specific embodiment
As shown in Figure 1-2, a kind of passenger train bolster joist maintenance displacement device, comprise support 17, electrical motor 1, the reductor 2 with auto-lock function, driving device 3 and for the fixing clamping fixed mechanism 4 at bolster joist two ends, one end of clamping fixed mechanism 4 is connected with driving device 3 by active axis of revolution, driving device 3 is fixed on support 17, the other end of clamping fixed mechanism 4 is fixed on support 17 by driven axis of revolution, and electrical motor 1 is connected with driving device 3 by reductor 2.The utility model is simple in structure, principle is applicable, practical and convenient, be applicable to various passenger car bogie bolster, the clamping of joist, upset.
Support 17 and clamping fixed mechanism 4 form double bracket structure, and clamping fixed mechanism 4 is for fixing by maintenance object, and clamping fixed mechanism 4 can overturn under the drive of electrical motor 1, reductor 2 and driving device 3.Preferably, be provided with the mounting hole consistent with the existing position of mounting hole of bolster joist on clamping fixed mechanism 4, bolster joist is fixed on clamping fixed mechanism 4 by the mounting hole on existing mounting hole and clamping fixed mechanism 4, and clamping workpiece is firmly convenient.
Reductor 2 is two-stage worm reduction gears 2, has auto-lock function, operates steadily, and workpiece can be realized 360 ° and rotates and be parked in arbitrarily angled.The transmitting ratio of two-stage worm reduction gear 2 is preferably 900:1, can freely the overturn workpiece of 500 ㎏ weight of Intensity Design.
Driving device 3 adopts existing apparatus to realize.
Preferably, the other end of clamping fixed mechanism 4 is connected with mechanism for axial adjusting by driven axis of revolution, and mechanism for axial adjusting is fixed on support 17.Mechanism for axial adjusting can adopt but be not limited to the adjusting mechanism of following structure.
As shown in Figure 3, mechanism for axial adjusting comprises adjustment bearing 8, adjusts axle 5, adjusting nut 10, adjusting screw 9, clamp handle 6 and key 7.Adjustment bearing 8, adjustment axle 5, adjusting nut 10, adjusting screw 9 are coaxial position relation, adjusting bearing 8 is fixed on support 17, adjust axle 5 and be coaxially arranged on adjustment bearing 8 inside, adjusting axle 5 is free-running fit with adjusting bearing 8, adjust axle 5 along adjusting bearing 8 inwall axial motions, adjust between axle 5 and adjustment bearing 8 and be provided with key 7, key 7 is interference fit with adjusting axle 5, key 7 is free-running fit with adjusting bearing 8, and key 7 plays guiding and stops adjusts axle 5 around the rotating effect of axis.Clamp handle 6 is positioned to be adjusted on bearing 8 and corresponding with key 7 positions, clamp handle 6 is threaded with adjustment bearing 8, for key 7 and adjustment axle 5 are compressed, adjusting axle 5 one end is connected with clamping fixed mechanism 4 by driven axis of revolution, adjust in axle 5 other ends and be inlaid with adjusting nut 10, adjust axle 5 and adjusting nut 10 interference fit, and fix by holding out against screw, make adjusting nut 10 and adjustment axle 5 become integral body.Adjusting screw 9 is interspersed in adjusting nut 10 inside and coordinates with adjusting nut 10 screw pairs, the gyroscopic movement of adjusting screw 9 is changed into the straight-line motion of adjusting nut 10.
Adjustment bearing 8 can also be provided with adjustment bearing end cap 13 near one end of adjusting nut 10, adjust bearing end cap 13 fixing with adjustment bearing 8 by bolt, adjusting screw 9 is that free-running fit is also by antifriction-bearing box 16 axial location with adjusting bearing end cap 13, adjusting screw 9 can also be provided with and adjust handwheel 11 near one end of adjusting nut 10, adjust handwheel 11 by key 7 and nut 15 realizations and adjusting screw 9 radially, axial location is connected.Adjust on handwheel 11 and be provided with handle 12, convenient operation, handle 12 with adjust handwheel 11 and connect for riveting load.
Rotate and adjust handwheel 11, the gyroscopic movement of adjusting screw 9 changes the straight-line motion of adjusting nut 10 into, and then adjusts axle 5 and adjusting the interior axial motion of bearing 8, when adjustment axle 5 reaches, needs after length, tighten clamp handle 6 and compress key 7 and adjust axle 5, the axial motion of axle 5 is adjusted in restriction.
Mechanism for axial adjusting the adjustment that can meet axial 150mm distance is set, meet bolster, the joist clamping of different length and size difference.
The utility model can also arrange electric control operation case, and electric control operation case can be arranged near support 17 sides of adjusting bearing 8 one sides, can realize the rotating of electrical motor 1 and control, safe and reliable.

Claims (7)

1. a passenger train bolster joist overhauls displacement device, it is characterized in that: comprise support, electrical motor, the reductor with auto-lock function, driving device and for the fixing clamping fixed mechanism at bolster joist two ends, one end of described clamping fixed mechanism is connected with driving device by active axis of revolution, driving device is fixed on support, the other end of clamping fixed mechanism is fixed on support by driven axis of revolution, and electrical motor is connected with driving device by reductor.
2. passenger train bolster joist maintenance displacement device according to claim 1, is characterized in that: on described clamping fixed mechanism, be provided with mounting hole, described mounting hole is consistent with the existing position of mounting hole of bolster joist.
3. passenger train bolster joist maintenance displacement device according to claim 1, is characterized in that: described reductor is two-stage worm reduction gear.
4. passenger train bolster joist maintenance displacement device according to claim 3, is characterized in that: the transmitting ratio of described two-stage worm reduction gear is 900:1.
5. passenger train bolster joist maintenance displacement device according to claim 1, is characterized in that: the other end of described clamping fixed mechanism is connected with mechanism for axial adjusting by driven axis of revolution, and mechanism for axial adjusting is fixed on support.
6. passenger train bolster joist maintenance displacement device according to claim 5, is characterized in that: described mechanism for axial adjusting comprises adjusts bearing, adjustment axle, adjusting nut, adjusting screw, clamp handle and key; Adjusting bearing is fixed on support, adjust axle and be coaxially arranged on adjustment bearing inside, adjusting axle is free-running fit with adjusting bearing, adjust axle along adjusting bearing inwall axial motion, adjust axle and adjust between bearing and be provided with key, clamp handle is positioned on adjustment bearing corresponding with key position, and be threaded with adjustment bearing, be used for key and adjustment shaft compression, adjusting axle one end is connected with clamping fixed mechanism by driven axis of revolution, adjust in the axle other end and be inlaid with adjusting nut, adjusting screw is interspersed in adjusting nut inside and coordinates with adjusting nut screw pair.
7. passenger train bolster joist according to claim 6 overhauls displacement device, it is characterized in that: adjustment bearing is provided with adjustment bearing end cap near one end of adjusting nut, adjusting screw with adjust bearing end cap and be free-running fit and axially locate by antifriction-bearing box, close adjusting nut one end of adjusting screw is connected with adjustment handwheel.
CN201320257880.1U 2013-05-13 2013-05-13 Swing bolster and joist overhauling displacement device for passenger train Active CN203410967U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320257880.1U CN203410967U (en) 2013-05-13 2013-05-13 Swing bolster and joist overhauling displacement device for passenger train

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320257880.1U CN203410967U (en) 2013-05-13 2013-05-13 Swing bolster and joist overhauling displacement device for passenger train

Publications (1)

Publication Number Publication Date
CN203410967U true CN203410967U (en) 2014-01-29

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104097016A (en) * 2014-07-15 2014-10-15 南车南京浦镇车辆有限公司 Turnover device for rail vehicle bogie bolsters
CN104118831A (en) * 2014-07-15 2014-10-29 南车南京浦镇车辆有限公司 Connecting opening device for turning bogie
CN107971980A (en) * 2017-11-29 2018-05-01 铜陵市宏达家电有限责任公司 A kind of bolster turn over machine equipped with slide unit
CN112475957A (en) * 2020-12-23 2021-03-12 中车长江铜陵车辆有限公司 Train swing bolster clamping device easy to position

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104097016A (en) * 2014-07-15 2014-10-15 南车南京浦镇车辆有限公司 Turnover device for rail vehicle bogie bolsters
CN104118831A (en) * 2014-07-15 2014-10-29 南车南京浦镇车辆有限公司 Connecting opening device for turning bogie
CN107971980A (en) * 2017-11-29 2018-05-01 铜陵市宏达家电有限责任公司 A kind of bolster turn over machine equipped with slide unit
CN112475957A (en) * 2020-12-23 2021-03-12 中车长江铜陵车辆有限公司 Train swing bolster clamping device easy to position
CN112475957B (en) * 2020-12-23 2022-08-16 中车长江铜陵车辆有限公司 Train swing bolster clamping device easy to position

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C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address

Address after: Three Town Weiyang District 710086 Shaanxi city of Xi'an Province

Patentee after: CRRC XI'AN CO., LTD.

Address before: 710086 Xi'an City, Shaanxi Province town of three

Patentee before: Xi'an Railway Transportation Equipment Co., Ltd.