CN202349113U

CN202349113U - Gearbox for engineering drilling machine

Info

Publication number: CN202349113U
Application number: CN2011200209447U
Authority: CN
Inventors: 徐正国
Original assignee: HANGZHOU ZHENGUO MACHINERY MANUFACTURING CO LTD
Current assignee: HANGZHOU ZHENGUO MACHINERY MANUFACTURING CO LTD
Priority date: 2011-01-20
Filing date: 2011-01-20
Publication date: 2012-07-25
Anticipated expiration: 2021-01-20

Abstract

The utility model relates to a gearbox for engineering drilling machine, characterized in comprising a casing, an active bevel gear, a driven bevel gear, a first shaft, a second shaft, a third shaft, a cover plate, a handle, 1,2 double gear, 3,4 double gear, a shifting fork, and a shift rail; The active bevel gear, the driven bevel gear, the first shaft, the second shaft, the third shaft, the cover plate, the handle, the 1,2 double gear, the 3,4 double gear, the shifting fork, and the shift rail are arranged inside the casing. The utility model is provided with compact layout, stationary transmission, reliable performance, multiple output speed and wide speed regulation scope.

Description

Engineering driller is used gearbox

Technical field

The utility model belongs to the engineering construction field of mechanical technique, and particularly a kind of new type of engineering construction drill is used gearbox.

Background technique

Axle and gear structure are unreasonable in the gearbox case of the engineering driller on the existing market, and layout is compact inadequately, and it is reasonable inadequately to arrange between axle and the gear; Thereby transmission is not steady; The performance less reliable, and output speed is less, can not satisfy the job requirement of engineering driller.

Summary of the invention

The purpose of the utility model is in order to provide a kind of new type of engineering construction drill to use gearbox.

For realizing the purpose of the utility model; This adopts following technological scheme: engineering driller is used gearbox; It comprises that casing, drive bevel gear, driven wheel of differential, first, second, the 3rd, cover plate, handle, first, second duplicate gear, the 3rd, the 4th duplicate gear, shift fork, declutch shift shaft form; Drive bevel gear, driven wheel of differential, first, second, the 3rd, cover plate, handle, first, second duplicate gear, the 3rd, the 4th duplicate gear, shift fork, declutch shift shaft are installed in the casing; Driven wheel of differential is connected with output shaft, and output shaft is connected with casing through rolling bearing, and axle sleeve, seal ring, bearing cap are formed the sealing between bearing and casing; First, second duplicate gear and the 3rd, the 4th duplicate gear are separately fixed on first; An end of first is connected with casing through a bearing, and it is outer and pass through the connecting end of first of seal ring, axle sleeve, retaining ring sealing and casing that its other end stretches out casing, fixing drive bevel gear on the 3rd; The 3rd also connects the elevator output shaft; The 3rd is fixed in the casing through cover in rolling bearing and the tooth embedding, and the elevator output shaft is fixed through rolling bearing, bearing sleeve and casing, bearing cap, seal ring, spacer is set outward seals; Duplicate gear, gear I, II, III are set on second; Between duplicate gear and gear III axle sleeve II is set; Between gear I and gear II axle sleeve I is set; Declutch shift shaft connects first, second duplicate gear and the 3rd, the 4th duplicate gear respectively through shift fork, and handle is connected with declutch shift shaft through the handle ball seat, and limiting board is set on the handle set.

The utility model compact in design, stable drive, reliable performance, output speed is many, speed-regulating range width.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the A-A cut-away view of the utility model;

Fig. 3 is the D-D cut-away view of the utility model;

Fig. 4 is the C-C cut-away view of the utility model;

Spacer ring 1, driven wheel of differential 3, pressing plate 4, gearbox casing 5, gearbox casing 6, pad 7, bolt 8, packing ring 9, screw 10, pad, limiting board 12, spring sheet 13, rivet 14, nut 16, gear change hand lever ball seat 17, ball 18, positioning screwn 19, gear change hand lever 20, handle ball 21, first spool 22, back-up ring 23, axle sleeve 24, seal ring 25, one cover 26 thoroughly, pad 27, rolling bearing 28, back-up ring 29, gear 30,

drive bevel gear

31,3; Cover 51 in the fast duplicate gear of 4 fast

duplicate gears

32,1,2 33, nut 34, packing ring 35, stifle 36, rolling bearing 37, bearing sleeve (elevator) 38, pad 39, outer sleeve 40, inner sleeve 41, bearing cap 42, pad 43, seal ring 44, spacer 45, pressing plate 46, bolt 47, locking iron wire 48, gear 49, elevator output shaft 50, the tooth embedding, rolling bearing 52, back-up ring 53, spacer ring 54, packing ring 55, bolt 56, bearing gland 57, packing ring 59, shift fork 60, declutch shift shaft 61, screw 62, packing ring 63, spring 64, steel ball 65, shift fork 166, shifting block 67, T shape pin 68, pin 70, ball head connecting rod 71, little axle 72, taper pin 73, bolt 74, nut 75, packing ring 76, bearing sleeve 77, pad 78, spacer 79, bearing cap 80, pad 81, seal ring 82, axle sleeve 83, output shaft (rotating disk) 84, rolling bearing 85, bolt 86, packing ring 87, two axle bearings lid 88, pad 89, spacer ring 90, duplicate gear 91, second spool 92, axle sleeve 2 93, gear 3 94, gear 2 95, axle sleeve 1 96, gear 1 97, pad 98, purge cock 99, rolling bearing 100, back-up ring 101, two-way jaw clutch 102, the 3rd spool 103, spacer 104, small rod (rotating disk) 105, little speed 2 106.

Embodiment

The purpose of the utility model, characteristic and advantage will combine embodiment, be further described with reference to accompanying drawing.To help to understand the utility model through embodiment, but not limit the content of the utility model.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought the protection domain of the utility model.

Shown in Fig. 1-4; Gearbox in the engineering driller transmission device; It comprises that casing, drive bevel gear, driven wheel of differential, first, second, the 3rd, cover plate, handle, first, second duplicate gear, the 3rd, the 4th duplicate gear, shift fork, declutch shift shaft form; Drive bevel gear, driven wheel of differential, first, second, the 3rd, cover plate, handle, first, second duplicate gear, the 3rd, the 4th duplicate gear, shift fork, declutch shift shaft are installed in the casing; Driven wheel of differential is connected with output shaft, and output shaft is connected with casing through rolling bearing, and axle sleeve, seal ring, bearing cap are formed the sealing between bearing and casing; First, second duplicate gear and the 3rd, the 4th duplicate gear are separately fixed on first; An end of first is connected with casing through bearing, and it is outer and pass through the connecting end of first of seal ring, axle sleeve, retaining ring sealing and casing that its other end stretches out casing, fixing drive bevel gear on the 3rd; The 3rd also connects the elevator output shaft; The 3rd is fixed in the casing through cover in rolling bearing and the tooth embedding, and the elevator output shaft is fixed through rolling bearing, bearing sleeve and casing, bearing cap, seal ring, spacer is set outward seals.Duplicate gear, gear I, II, III are set on second; Between duplicate gear and gear III axle sleeve II is set; Between gear I and gear II axle sleeve I is set; Declutch shift shaft connects first, second duplicate gear and the 3rd, the 4th duplicate gear respectively through shift fork, and handle is connected with declutch shift shaft through the handle ball seat, and limiting board is set on the handle set.

Claims

1. an engineering driller is used gearbox; It comprises that casing, drive bevel gear, driven wheel of differential, first, second, the 3rd, cover plate, handle, first, second duplicate gear, the 3rd, the 4th duplicate gear, shift fork, declutch shift shaft form; It is characterized in that: drive bevel gear, driven wheel of differential, first, second, the 3rd, cover plate, handle, first, second duplicate gear, the 3rd, the 4th duplicate gear, shift fork, declutch shift shaft are installed in the casing; Driven wheel of differential is connected with output shaft; Output shaft is connected with casing through rolling bearing; Axle sleeve, seal ring, bearing cap are formed the sealing between bearing and casing, and first, second duplicate gear and the 3rd, the 4th duplicate gear are separately fixed on first, and an end of first is connected with casing through a bearing; It is outer and through first of seal ring, axle sleeve, the retaining ring sealing connecting end with casing that its other end stretches out casing; Go up fixedly drive bevel gear for the 3rd, the 3rd also connects the elevator output shaft, and the 3rd is fixed in the casing through overlapping in rolling bearing and the tooth embedding; The elevator output shaft is fixed through rolling bearing, bearing sleeve and casing, and bearing cap, seal ring, spacer sealing are set outward; Duplicate gear, gear I, II, III are set on second; Between duplicate gear and gear III axle sleeve II is set; Between gear I and gear II axle sleeve I is set; Declutch shift shaft connects first, second duplicate gear and the 3rd, the 4th duplicate gear respectively through shift fork, and handle is connected with declutch shift shaft through the handle ball seat, and limiting board is set on the handle set.