CN204942411U

CN204942411U - The speed reducer of railroad sleeper stud driver

Info

Publication number: CN204942411U
Application number: CN201520680104.1U
Authority: CN
Inventors: 廖敦文
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-06
Filing date: 2015-09-06
Publication date: 2016-01-06
Anticipated expiration: 2025-09-06

Abstract

The utility model proposes a kind of speed reducer of railroad sleeper stud driver, include I spindle unit, II spindle unit, III spindle unit, intermediate shaft part, reversing gear, output shaft assembly, box part, I spindle unit is fixedly connected with power machine output shaft, be positioned at speed reducer, other each parts are arranged on box part.The utility model has compact small and exquisite, and transmission layout is reasonable, and working efficiency is high, easy to operate, and reliability is high, the advantage that the life-span is long.

Description

The speed reducer of railroad sleeper stud driver

Technical field

The utility model belongs to the technology of railroad sleeper stud driver, is specifically related to the speed reducer of stud driver railway carrying out construction and maintenance operation to railroad sleeper fastener.

Background technique

Flourish along with China's economic construction, current domestic more newly-built railway tracks particularly high-speed railways, transformation carried out to original old line simultaneously and repeatedly raise speed, but under most of rail track still operates in the heavy duty that speed is fast, heavily loaded, the Train Interval time is short, for guaranteeing safe railway operation, higher more requirement is proposed to the construction of rail track sleeper fastening, the quality of maintenance work and working efficiency.The technology and equipment of construction and maintenance operation is carried out also in fast development to railroad sleeper fastener, current domestic railroad sleeper fastener construction and maintenance stud driver is in the majority, external single ended bolt spanner is in the majority, have and adopt mechanical transmissioning technology, also to have and adopt hydraulic transmission technology, or other technology, at equipment and technology, economical, respectively there are pluses and minuses the aspects such as O&M, domestic stud driver has multiple at present, the overwhelming majority adopts mechanical transmissioning technology, have employed mechanical drive principle and the distribution form of basic simlarity, as the stud driver that domestic existing a large amount of Chinese ZL patent No. 200920128734.2 (Authorization Notice No. CN201525992U) used is issued, its speed reducer transmission system is domestic a kind of mechanical drive principle of generally adopting and representative configuration form, the terminal of transmission system is that an idle wheel directly engages with the output gear of the output shaft assembly being arranged on both sides simultaneously, and this idle wheel is that empty set is on axle of carrier pulley, axle of carrier pulley is fixed on the base plate of aluminium alloy box in cantilever support mode, after stressed, easily deform and loosen, gear transmission is caused to be engaged bad fragile, and intensity, hardness and rigidity more stressed than the aluminium alloy box of steel difference unreasonable, occur destroying and oil leakage phenomenon, the layout of whole transmission system is not compact, speed reducer profile is large, cause the profile of railroad sleeper stud driver large, Heavy Weight, complete machine structure poor rigidity.

Model utility content

The purpose of this utility model is the speed reducer for current railroad sleeper stud driver both at home and abroad, the deficiency that technology, economy and use and maintenance also exist, a kind of compact structure is provided, lightweight, fault is few, life-span is long, the speed reducer of the railroad sleeper stud driver that use and maintenance cost is low.

The technical solution adopted in the utility model is as follows:

The utility model speed reducer includes I spindle unit, II spindle unit, III spindle unit, intermediate shaft part, reversing gear, output shaft assembly, box part, I spindle unit is fixedly connected with power machine output shaft, be positioned at speed reducer, I shaftgear of I spindle unit engages with the gearwheel in the duplicate gear of II spindle unit, small gear in duplicate gear engages with III shaftgear of III spindle unit, III shaftgear is fixedly connected with the small coning gear shaft of III spindle unit, top bevel gear wheel and the bottom bevel gear wheel of small coning gear shaft and intermediate shaft part engage simultaneously, two bevel gear wheels respectively with land, copper sheathing is fixedly connected with, be sleeved on jack shaft, the commutation shift fork of reversing gear inserts in the annular groove of commutation clutch cover, commutation clutch cover is by inner splined hole and the upper outside spline joint of jack shaft, for being slidably matched, can move up and down vertically, can be combined with the jaw clutch pawl of upper and lower land end respectively by the jaw clutch pawl at upper and lower two ends, the intermediate gear of intermediate shaft part is fixedly connected with jack shaft, except I spindle unit, II spindle unit, III spindle unit, intermediate shaft part, reversing gear, output shaft assembly is arranged on box part, adopt the intermediate shaft part of bearings at both ends supporting, intermediate gear wherein directly engages with the output gear of the output shaft assembly being arranged on both sides simultaneously.

The utility model has the advantages that: compared with prior art, the intermediate shaft part at intermediate gear place, employing bearings at both ends supports, but not cantilever support, thus intermediate shaft part and aluminium alloy box stressed very reasonable, improve the transmission meshing quality of gear simultaneously, efficiently solve the fragile and casing Leakage of relevant stressed part, speed reducer is compacter small and exquisite, lightweight, fault is few, and thus the use and maintenance expense of user reduces greatly.

Accompanying drawing explanation

Fig. 1 is the schematic appearance after speed reducer and power engine assemble;

Fig. 2 is the gearbox structure schematic diagram after case lid and power engine being removed;

Fig. 3 be by box part remove after speed reducer and power machine structure schematic diagram;

Fig. 4 is the structural representation of intermediate shaft part and reversing gear;

Fig. 5 is the structural representation of the output shaft assembly of intermediate shaft part and both sides.

Embodiment

Below in conjunction with accompanying drawing, the transmission system of the utility model speed reducer and structure are elaborated.

The power engine of railroad sleeper stud driver is generally motor or explosive motor, power engine start after, by output shaft by transmission of power to speed reducer, transmission of power is carried out work to the actuator of stud driver by speed reducer again.See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, speed reducer includes I spindle unit 1, II spindle unit 2, III spindle unit 3, intermediate shaft part 4, reversing gear 5, output shaft assembly 6, box part 7, I spindle unit 1 is fixedly connected with the output shaft 8 of power engine, be positioned at speed reducer, I shaftgear 9 of its I spindle unit 1 engages with the gearwheel 10 in the duplicate gear of II spindle unit 2, II spindle unit 2 is given by transmission of power, small gear 11 in duplicate gear engages with III shaftgear 12 of III spindle unit 3, III spindle unit 3 is given again by transmission of power, III shaftgear 12 is fixedly connected with the small coning gear shaft 13 of III spindle unit 3, small coning gear shaft 13 is driven to rotate together, top bevel gear wheel 14 and the bottom bevel gear wheel 14 of small coning gear shaft 13 and intermediate shaft part 4 engage simultaneously, by transmission of power to intermediate shaft part 4, two bevel gear wheels 14 respectively with land 15, copper sheathing 16 is fixedly connected with, be sleeved on jack shaft 17, the driving being subject to small coning gear shaft 13 rotates around jack shaft 17 shaft axis, the sense of rotation of two bevel gear wheels 14 is contrary, the commutation shift fork 18 of reversing gear 5 inserts in the annular groove of commutation clutch cover 19, commutation clutch cover 19 is by inner splined hole and the upper outside spline joint of jack shaft 17, for being slidably matched, commutation clutch cover 19 can be made to move up and down vertically by reversing gear 5, the jaw clutch pawl at upper and lower two ends can be combined with the jaw clutch pawl of upper and lower land 15 end respectively, power passes to the corresponding land up and down 15 connected by upper and lower bevel gear wheel 14 respectively, pass to commutation clutch cover 19 again, commutation clutch cover 19 by spline joint again by transmission of power to jack shaft 17, thus make jack shaft 17 synchronous rotary together with upper bevel gear wheel 14 or lower bevel gear wheel 14 respectively, when the clutch cover 19 that commutates is in not with the position that upper and lower land 15 is combined, upper and lower two bevel gear wheels 14 dally, rotating power no longer posteriorly transmission system transmission, jack shaft 17 is fixedly connected with intermediate gear 20, intermediate gear 20 is driven to rotate together or stop, intermediate gear 20 directly engages with the output gear 21 of the output shaft assembly 6 being arranged on both sides simultaneously, thus rotating power is passed to simultaneously the output gear 21 being arranged on both sides, again by the actuator of railroad sleeper stud driver, regulating mechanism, operating mechanisms etc. work accordingly.Except I spindle unit 1, II spindle unit 2, III spindle unit 3, intermediate shaft part 4, reversing gear 5, output shaft assembly 6 are arranged on box part 7.Compared with prior art, the intermediate shaft part at intermediate gear place, adopts bearings at both ends supporting, but not cantilever support, thus intermediate shaft part and aluminium alloy box stressed very reasonable, substantially improve the transmission meshing quality of gear simultaneously, efficiently solve the fragile and casing Leakage of relevant stressed part, the layout more compact and reasonable of whole transmission system, make speed reducer compacter small and exquisite, lightweight, fault is few, and thus the use and maintenance expense of user reduces greatly.

Claims

1. the speed reducer of a railroad sleeper stud driver, include I spindle unit (1), II spindle unit (2), III spindle unit (3), intermediate shaft part (4), reversing gear (5), output shaft assembly (6), box part (7), I shaftgear (9) of I spindle unit (1) engages with the gearwheel (10) in the duplicate gear of II spindle unit (2), small gear (11) in duplicate gear engages with III shaftgear (12) of III spindle unit (3), III shaftgear (12) is fixedly connected with the small coning gear shaft (13) of III spindle unit (3), top bevel gear wheel (14) and the bottom bevel gear wheel (14) of small coning gear shaft (13) and intermediate shaft part (4) engage simultaneously, two bevel gear wheels (14) respectively with land (15), copper sheathing (16) is fixedly connected with, be sleeved on jack shaft (17), the commutation shift fork (18) of reversing gear (5) inserts in the annular groove of commutation clutch cover (19), commutation clutch cover (19) is by inner splined hole and jack shaft (17) upper outside spline joint, for being slidably matched, can move up and down vertically, can be combined with the jaw clutch pawl of upper and lower land (15) end respectively by the jaw clutch pawl at upper and lower two ends, the intermediate gear (20) of intermediate shaft part (4) is fixedly connected with jack shaft (17), except I spindle unit (1), II spindle unit (2), III spindle unit (3), intermediate shaft part (4), reversing gear (5), output shaft assembly (6) is arranged on box part (7), it is characterized in that: the intermediate shaft part (4) adopting bearings at both ends supporting, intermediate gear (20) wherein directly engages with the output gear (21) of the output shaft assembly (6) being arranged on both sides simultaneously.

2. the speed reducer of railroad sleeper stud driver according to claim 1, is characterized in that: I spindle unit (1) is fixedly connected with power machine output shaft (8), is positioned at speed reducer.