CN102943847A

CN102943847A - Incomplete gearbox cutting reversing device

Info

Publication number: CN102943847A
Application number: CN2012104217795A
Authority: CN
Inventors: 马健康; 张梦奇; 张建广; 侯林; 郝建生; 于向东
Original assignee: Taiyuan Institute of China Coal Technology and Engineering Group; Shanxi Tiandi Coal Mining Machinery Co Ltd
Current assignee: Taiyuan Institute of China Coal Technology and Engineering Group; Shanxi Tiandi Coal Mining Machinery Co Ltd
Priority date: 2012-10-30
Filing date: 2012-10-30
Publication date: 2013-02-27
Anticipated expiration: 2032-10-30
Also published as: CN102943847B

Abstract

The invention belongs to the technical field of cutting pick testing devices, particularly relates to conventional transmission device can not satisfy the cutting pick testing requirements. The incomplete gearbox cutting reversing device comprises an input shaft and a box body; the box body is divided into a deceleration cavity and a reversing cavity; a gear No. 1 is mounted on the input shaft; the gear No. 1 is meshed with a gear No. 2; the gear No. 2 and a gear No.3 are mounted on a shaft No. 1 in a duplex manner; the gear No.3 is meshed with a gear No.4; the gear No.4 and a gear No.5 are mounted on a shaft No. 2; the gear No.5 is meshed with a gear No.6; the gear No.6, the gear No.7 and the gear No.12 are mounted on a shaft No.3 in a triple manner; the gear No.7 is meshed with a gear No.8; the gear No.8 and a gear No.9 are mounted on a shaft No.4; the gear No.9 is meshed with a gear No.10; the gear No.10 and a gear No.11 are mounted on an output shaft No. 2; and the gear No.7 and a gear No.12 are incomplete gears. The incomplete gearbox cutting reversing device has the benefits of being capable of realizing stable transmission relation and providing two stable output rotate speeds, and serves as a reliable mechanical realization device in the study of a cutting pick cutting process under the condition of laboratories.

Description

Partial gear case cut reversing arrangement

Technical field

The invention belongs to the technical field of pick testing apparatus, be specifically related to a kind of partial gear case cut reversing arrangement.

Background technique

In the cutting course of pick to coal petrography, pick is along cutterhead axis integral cycle rotating, by finishing cut to rock with extruding, the shear action of coal petrography.Under laboratory condition clipping force being carried out need to be in a kind of mechanism of simulating pick cutting of cut cutter test stand platform design in the mensuration process, the restriction that can only carry out in wired mode by sensing data transmission, and drive motor can not frequent start-stop, the restriction of commutation, pick on the test stand can only be along circular path reciprocally swinging in limited scope, and this just needs a kind of two kinds of gearings that continuous wave output rotatablely moves that the continuous unidirectional rotary motion of same input shaft can be decomposed into same output shaft different direction of invention.Present conventional retarder, clutch etc. all can't satisfy test requirements document.

Summary of the invention

Goal of the invention of the present invention can not satisfy the problem of pick test requirements document in order to solve existing conventional transmission device.

The present invention adopts following technological scheme to realize: a kind of partial gear case cut reversing arrangement, it is characterized in that comprising input shaft and casing, casing is divided into velocity-reducing chamber and commutation chamber, a gear is installed on the input shaft, a gear and No. two gear engagements, No. two gears and No. three gear duplexs are contained on axle, No. three gears and No. four gear engagements, No. four gears and No. five gears are contained on No. two axles, No. five gears and No. six gear engagements, No. six gears, No. seven gears and ten No. two gear three multi packs on No. three axles, No. seven gears and No. eight gears engagements, No. eight gears and No. nine gears are contained on No. four axles; No. nine gears and No. ten gear engagements, No. ten gears and ride on Bus No. 11 gear are contained on No. two output shafts, output shaft, an axle and No. two axles all are positioned at velocity-reducing chamber, No. four axles and output shaft are positioned at the commutation chamber, the part of No. six gears of No. three axle installations is positioned at velocity-reducing chamber, the part of No. three axle No. seven gears of installation and ten No. two gears is positioned at the commutation chamber, No. seven gears and ten No. two gears are incomplete tooth, and following relation is installed, when No. seven gears have toothed portion and No. eight gears to form effective engagement the time, ten No. two gears relative with the ride on Bus No. 11 gear without toothed portion forms invalid engagement; When ten No. two gears have toothed portion and ride on Bus No. 11 gear to form effective engagement the time, No. seven gears relative with No. eight gears without toothed portion forms invalid engagement.

Casing OutwardAlso be provided with motor, the output shaft of motor connects oil pump, and the oil pump inlet port is communicated with box house by fuel sucking pipe, the oil pump oil outlet connects a minute oil clot, the oil pipe that divides oil clot to connect the parallel connection of some roads, each oil pipe outlet end connects oil nozzle, and each oil nozzle is arranged at each bearing and gear engagement vice division chief.

The present invention is the incomplete tooth driving mechanism of a kind of employing reverse box, and gear-box is divided into velocity-reducing chamber and commutation chamber.Velocity-reducing chamber adopts the gear pair of the big speed ratio of little modulus, multiple tooth number, can provide lower input speed for the commutation chamber, reduces reversing impact; Large modulus, the incomplete gear pair of tooth are adopted in the commutation chamber, can realize the different direction of same output shaft, the output of different rotating speeds under the constant condition of input direction.Velocity-reducing chamber is 3 grades of transmissions, and velocity-reducing chamber output is all an axle with the input in commutation chamber, and the commutation chamber is 2 grades/3 grades transmissions.When the commutation chamber is in 2 grades of transmission stage, gearbox output shaft is same-directional high-speed output; When the commutation chamber is in 3 grades of transmission stage, gearbox output shaft is the oppositely low output that hastens.

The present invention utilizes the conventional criteria gear to realize gear-box output commutation function.The commutation chamber adopts large modulus partial gear to concern that with certain mesh phase duplex is installed on the same axle, realizes the steady and continuous commutation function.

The present invention has following beneficial effect: provide a kind of can with same input shaft in the same way constant speed rotation motion be converted to the cut reverse box of same output shaft different direction, the motion of different rotating speeds continuous rotation, realized the reciprocal cutting test of pick to rock, satisfy sensor by the requirement of wired mode the transmission of data, realize that opening speed is lower than the test cycle of speed of working stroke, is convenient within return interval the data transmission that gathers in the cutting course be gone out.The present invention can realize stable drive connection, and two kinds of stable output speeds are provided, for research pick cutting process under the laboratory condition provides reliable mechanical implement device.

Description of drawings

Fig. 1 is structural representation of the present invention,

Among the figure: the 1-input shaft; Gear of 2-; No. three gears of 3-; Axle of 4-; No. two gears of 5-; No. two axles of 6-; No. four gears of 7-; No. five gears of 8-; No. six gears of 9-; The 10-bearing; The 11-velocity-reducing chamber; The 12-casing; The 13-chamber of commutating; No. ten gears of 14-; The 15-output shaft; 16-ride on Bus No. 11 gear N; No. eight gears of 17-; No. nine gears of 18-; No. four axles of 19-; No. three axles of 20-; Ten No. two gears of 21-; No. seven gears of 22-; The 23-oil nozzle; The 24-oil pipe; 25-divides oil clot; The 26-fuel sucking pipe; The 27-oil pump; The 28-motor.

Embodiment

By reference to the accompanying drawings the specific embodiment of the present invention is described further.

No. one gear 2 is contained on the input shaft 1, a gear 2 and No. two gear 5 engagements, No. two gears 5 and No. three gear 3 duplexs are contained on axle 4, No. three gears 3 and No. four gear 7 engagements, No. four gears 7 and No. five gears 8 are contained on No. two axles 6, No. five gears 8 and No. six gears 9 engagements, and No. six gears 9, No. seven gears 22 and ten No. two gear 21 3 multi packs are on No. three axles 20, No. seven gears 22 and No. eight gears 17 engagements, No. eight gears 17 and No. nine gears 18 are contained on No. four axles 19; No. nine gears 18 and No. ten gears 14 engagements, No. ten gears 14 and ride on Bus No. 11 gear 16 are contained on the output shaft 15.

Input shaft 1, axle 4, No. two axles 6 all are positioned at 11, No. three axles 20 of velocity-reducing chamber, No. four axles 19, output shafts 15 are positioned at commutation chamber 13.The two ends of every axle all are equipped with bearing.

, in velocity-reducing chamber 11, power is inputted by input shaft, by No. one No. two gear pair engagements, power is passed on axle, then by No. three No. four gear pair engagements, power is passed on No. two axles, by No. five No. six gear pairs power is being passed on No. three axles, so far power is imported in the commutation chamber by velocity-reducing chamber.

In the commutation chamber, No. seven gears 22 and ten No. two gears 21 are incomplete tooth, and install according to certain phase relationship, when No. seven gears 22 have toothed portion and No. eight gears 17 to form effectively engagement the time, ten No. two gears 21 relative with ride on Bus No. 11 gear 16 without toothed portion forms invalid engagement; When ten No. two gears 21 have toothed portion and ride on Bus No. 11 gear 16 to form effectively engagement the time, No. seven gears 22 relative with No. eight gears 17 without toothed portion forms invalid engagement.Such process alternately occurs, and has so just realized that same input shaft rotating Vortex motion is converted to same output shaft different direction continuous rotation motion.

When No. seven gears 22 and No. eight gears 17 formed effectively engagement, the output shaft low speed and reverse was realized cut cutter lifting process; When ten No. two gear 21 formed effectively engagement with ride on Bus No. 11 gear 16, output shaft high speed forward realized the forward cutting course.

For solving the lubrication problem of each gear and bearing, the present invention carries out the circulatory system of pressure lubrication to gear and bearing.Casing OutwardAlso be provided with motor 28, the output shaft of motor 28 connects oil pump 27, oil pump 27 inlet ports are communicated with box house by fuel sucking pipe 26, oil pump 27 oil outlets connect a minute oil clot 25, divide oil clot 25 to connect the oil pipe 24 of some roads parallel connections, each oil pipe 24 outlet end connects oil nozzle 23, and each oil nozzle is arranged at each bearing and gear engagement vice division chief.Motor 28 drives pump 27 and rotates, by fuel sucking pipe 26 oil suction from casing 12, the oil that is drunk up forms the multi-channel parallel oil circuit by minute oil clot 25, be assigned on the oil nozzle 23 by relevant 24 again, on oil nozzle 23 all bearings and engaging tooth wheel set with the gear oil injection, when guaranteeing gear-box work, all bearings and gear all can obtain good effectively lubricated.

Claims

1. partial gear case cut reversing arrangement, it is characterized in that comprising input shaft (1) and casing, casing is divided into velocity-reducing chamber (11) and commutation chamber (13), the upper gear (2) of installing of input shaft (1), a gear (2) and No. two gears (5) engagement, No. two gears (5) and No. three gears (3) duplex are contained on the axle (4), No. three gears (3) and No. four gears (7) engagement, No. four gears (7) and No. five gears (8) are contained on No. two axles (6), No. five gears (8) and No. six gears (9) engagement, No. six gears (9), No. seven gears (22) and ten No. two gear (21) three multi packs are on No. three axles (20), No. seven gears (22) and No. eight gears (17) engagement, No. eight gears (17) and No. nine gears (18) are contained on No. four axles (19); No. nine gears (18) and No. ten gears (14) engagement, No. ten gears (14) and ride on Bus No. 11 gear (16) are contained on the output shaft (15), input shaft (1), an axle (4) and No. two axles (6) all are positioned at velocity-reducing chamber (11), No. four axles (19) and output shaft (15) are positioned at commutation chamber (13), the part that No. three axles (20) are installed No. six gears (9) is positioned at velocity-reducing chamber (11), the part that No. three axles (20) are installed No. seven gears (22) and ten No. two gears (21) is positioned at commutation chamber (13), No. seven gears (22) and ten No. two gears (21) are incomplete tooth, and following relation is installed, when No. seven gears (22) have toothed portion and No. eight gears (17) to form effectively engagement the time, ten No. two gears (21) relative with ride on Bus No. 11 gear (16) without toothed portion forms invalid engagement; When ten No. two gears (21) have toothed portion and ride on Bus No. 11 gear (16) to form effectively engagement the time, No. seven gears (22) relative with No. eight gears (17) without toothed portion forms invalid engagement.

2. described partial gear case cut reversing arrangement according to claim 1, it is characterized in that casing also is provided with motor (28) outward, the output shaft of motor (28) connects oil pump (27), oil pump (27) inlet port is communicated with box house by fuel sucking pipe (26), oil pump (27) oil outlet connects a minute oil clot (25), divide oil clot (25) to connect the oil pipe (24) of some roads parallel connection, each oil pipe (24) outlet end connects oil nozzle (23), and each oil nozzle is arranged at each bearing and gear engagement vice division chief.