CN210661227U

CN210661227U - Vertical manual four-gear gearbox for drilling machine

Info

Publication number: CN210661227U
Application number: CN201921332459.6U
Authority: CN
Inventors: 高健
Original assignee: Yancheng Puzi Machinery Co ltd
Current assignee: Yancheng Puzi Machinery Co ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-06-02
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a rig is with vertical manual four-gear gearbox, include: the box the upper end of box is provided with the gearbox input shaft through first bearing rotation, the upper end of gearbox input shaft is stretched out the box and is connected with driving motor the box of gearbox input shaft lower extreme rotates through the second bearing in the box and is provided with the gearbox output shaft, the upper end of gearbox output shaft is through third bearing and gearbox input shaft swing joint the lower extreme outside of gearbox input shaft is provided with one and keeps off change gear the gearbox input shaft outside that keeps off the change gear lower extreme is provided with first external tooth the upper end of gearbox output shaft is rotated through the fourth bearing and is provided with first second gear change gear the upper end of first second gear change gear is provided with the second internal tooth.

Description

Vertical manual four-gear gearbox for drilling machine

Technical Field

The utility model relates to a gearbox especially relates to a rig is with vertical manual four-gear gearbox.

Background

At present, a gearbox of a drilling machine generally adopts a horizontal structure, is vertical to the direction of a main shaft of the drilling machine during installation, is inconvenient to install, has large arrangement space, small variable speed ratio range and small output torque.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provides a vertical manual four-gear transmission box for a drilling machine with a compact structure.

In order to solve the technical problem, the utility model discloses a technical scheme is: vertical manual four keep off gearbox for rig includes: the gearbox comprises a box body, a gearbox input shaft is rotatably arranged at the upper end of the box body through a first bearing, the upper end of the gearbox input shaft extends out of the box body and is connected with a driving motor, a gearbox output shaft is rotatably arranged in the box body at the lower end of the gearbox input shaft through a second bearing, the upper end of the gearbox output shaft is movably connected with the gearbox input shaft through a third bearing, a first-gear speed change gear is arranged on the outer side of the lower end of the gearbox input shaft, first outer teeth are arranged on the outer side of the gearbox input shaft at the lower end of the first-gear speed change gear, a first second-gear speed change gear is rotatably arranged at the upper end of the gearbox output shaft through a fourth bearing, second inner teeth are arranged at the upper end of the first second-gear speed change gear, and a first third-gear speed change gear is rotatably arranged on, the lower end of the first third-gear speed change gear is provided with third internal teeth, a first fourth-gear speed change gear is rotatably arranged on a gearbox output shaft at the lower end of the first third-gear speed change gear through a sixth bearing, fourth internal teeth are arranged at the upper end of the first fourth-gear speed change gear, a first sliding sleeve is arranged on the gearbox output shaft between the first-gear speed change gear and the first second-gear speed change gear through a first spline in a sliding manner, the middle part of the first sliding sleeve is connected with a first shifting fork, the first shifting fork is connected with a first shifting fork handle arranged on a box body, first internal teeth matched with the first external teeth are arranged at the upper end of the first sliding sleeve, second external teeth matched with the second internal teeth are arranged at the lower end of the first sliding sleeve, and a second sliding sleeve is arranged on the gearbox output shaft between the first third-gear speed change gear and the first fourth-gear speed change gear through a second spline in a sliding manner, the middle part of the second sliding sleeve is connected with a second shifting fork, the second shifting fork is connected with a second shifting fork handle arranged on the box body, the upper end of the second sliding sleeve is provided with a third external tooth matched with the third internal tooth, the lower end of the second sliding sleeve is provided with a fourth external tooth matched with the fourth internal tooth, a speed change shaft is arranged in the box body at the upper end of one side of the output shaft of the gearbox through a seventh bearing in a rotating way, a transition gear meshed with a first-gear speed change gear, a second-gear speed change gear meshed with a first second-gear speed change gear, a second-third-gear speed change gear meshed with a first third-gear speed change gear and a second-fourth-gear speed change gear meshed with a first fourth-gear speed change gear are sequentially arranged on the speed change shaft from top to bottom, a speed reducer output shaft is arranged in the box body at the lower end of the other side of the output shaft of, the gearbox is characterized in that a first speed reduction output gear is arranged on the output shaft of the speed reducer, an intermediate shaft is rotatably arranged in the box body between the output shaft of the speed reducer and the output shaft of the gearbox through a ninth bearing, a first intermediate gear and a second speed reduction output gear meshed with the first speed reduction output gear are respectively arranged on the intermediate shaft from bottom to top, and a second intermediate gear meshed with the first intermediate gear is arranged at the lower end of the output shaft of the gearbox.

The utility model has the advantages that: the vertical manual four-gear transmission box for the drilling machine adopts a vertical transmission structure, is installed in parallel with the direction of a main shaft of the drilling machine, is convenient to install, small in arrangement space and compact in structure, can realize free switching of four-gear transmission, and is large in speed ratio range and large in output torque.

Drawings

Fig. 1 is a schematic structural view of a vertical manual four-gear transmission for a drilling machine according to the present invention.

In the figure: 1. a housing, 2, a first bearing, 3, a transmission input shaft, 4, a second bearing, 5, a transmission output shaft, 6, a third bearing, 7, a first speed change gear, 8, first external teeth, 9, a fourth bearing, 10, a first second speed change gear, 11, second internal teeth, 12, a fifth bearing, 13, a first third speed change gear, 14, third internal teeth, 15, a sixth bearing, 16, a first fourth speed change gear, 17, fourth internal teeth, 18, a first sliding sleeve, 19, a first shift fork, 20, a first shift fork grip, 21, first internal teeth, 22, second external teeth, 23, a second sliding sleeve, 24, a second shift fork, 25, a second shift fork grip, 26, third external teeth, 27, fourth external teeth, 28, a seventh bearing, 29, a speed change shaft, 30, a transition gear, 31, a second speed change gear, 32, a second third speed change gear, 33, a second fourth speed change gear, 34. eighth bearing, 35, reducer output shaft, 36, first reduction output gear, 37, ninth bearing, 38, intermediate shaft, 39, first intermediate gear, 40, second reduction output gear, 41, second intermediate gear.

Detailed Description

The following detailed description of the present invention will be made in conjunction with the accompanying drawings and specific embodiments.

As shown in fig. 1, a vertical manual four-gear transmission for a drilling machine includes: the gearbox comprises a box body 1, a gearbox input shaft 3 is rotatably arranged at the upper end of the box body 1 through a first bearing 2, the upper end of the gearbox input shaft 3 extends out of the box body 1 and is connected with a driving motor, a gearbox output shaft 5 is rotatably arranged in the box body 1 at the lower end of the gearbox input shaft 3 through a second bearing 4, the upper end of the gearbox output shaft 5 is movably connected with the gearbox input shaft 3 through a third bearing 6, a first-gear speed change gear 7 is arranged on the outer side of the lower end of the gearbox input shaft 3, first outer teeth 8 are arranged on the outer side of the gearbox input shaft 3 at the lower end of the first-gear speed change gear 7, a first second-gear speed change gear 10 is rotatably arranged at the upper end of the gearbox output shaft 5 through a fourth bearing 9, second inner teeth 11 are arranged at the upper end of the first second-gear speed change gear 10, and a first third-gear speed change gear 13 is rotatably arranged on the gearbox, the lower extreme of first third gear change gear 13 is provided with third internal tooth 14 rotate through sixth bearing 15 on the gearbox output shaft 5 of first third gear change gear 13 lower extreme and be provided with first fourth gear change gear 16's upper end is provided with fourth internal tooth 17 first gear change gear 7 and first second gear change gear 10 between the gearbox output shaft 5 go up and be provided with first sliding sleeve 18 through first spline slip, first sliding sleeve 18's middle part is connected with first shift fork 19, first shift fork 19 is connected with the first shift fork handle 20 that sets up on box 1 first sliding sleeve 18's upper end is provided with the first internal tooth 21 of mutually supporting with first external tooth 8 first sliding sleeve 18's lower extreme is provided with the second external tooth 22 of mutually supporting with second internal tooth 11 first third gear change gear 13 and the gearbox output shaft 5 of first third gear change gear 13 and first spline fourth gear change gear 16 on through the second external tooth A second sliding sleeve 23 is arranged in a sliding manner, the middle part of the second sliding sleeve 23 is connected with a second shifting fork 24, the second shifting fork 24 is connected with a second shifting fork handle 25 arranged on the box body 1, a third external tooth 26 matched with the third internal tooth 14 is arranged at the upper end of the second sliding sleeve 23, a fourth external tooth 27 matched with the fourth internal tooth 17 is arranged at the lower end of the second sliding sleeve 23, a speed change shaft 29 is rotatably arranged in the box body 1 at the upper end of one side of the gearbox output shaft 5 through a seventh bearing 28, a transition gear 30 meshed with the first-gear speed change gear 7, a second-gear speed change gear 31 meshed with the first second-gear speed change gear 10, a second third-gear speed change gear 32 meshed with the first third-gear speed change gear 13 and a second fourth-gear speed change gear 33 meshed with the first fourth-gear speed change gear 16 are sequentially arranged on the speed change shaft 29 from top to bottom, a reducer output shaft 35 is rotatably arranged in the case body 1 at the lower end of the other side of the gearbox output shaft 5 through an eighth bearing 34, a first reduction output gear 36 is arranged on the reducer output shaft 35, an intermediate shaft 38 is rotatably arranged in the case body 1 between the reducer output shaft 35 and the gearbox output shaft 5 through a ninth bearing 37, a first intermediate gear 39 and a second reduction output gear 40 meshed with the first reduction output gear 36 are respectively arranged on the intermediate shaft 38 from bottom to top, and a second intermediate gear 41 meshed with the first intermediate gear 39 is arranged at the lower end of the gearbox output shaft 5.

When the vertical manual four-gear gearbox for the drilling machine is installed, the motor is connected with the gearbox input shaft 3, the reducer output shaft 35 is connected with a four-direction milling power head of the drilling machine, the first shifting fork handle 20 and the second shifting fork handle 25 are located in the middle position, the first outer teeth 8 are separated from the first inner teeth 21, the second outer teeth 22 are separated from the second inner teeth 22, the third outer teeth 26 are separated from the third inner teeth 14, and the fourth outer teeth 27 are separated from the fourth inner teeth 17.

When the vertical manual four-gear speed changing box for the drilling machine carries out first gear speed changing, the first shifting fork handle 20 is pulled upwards, the first shifting fork handle 20 shifts the first shifting fork 19 to move upwards, the first shifting fork 19 drives the first sliding sleeve 18 to slide upwards on the gearbox output shaft 5, when the first internal teeth 21 on the first sliding sleeve 18 are meshed with the first external teeth 8 on the gearbox input shaft 3, the motor drives the gearbox input shaft 3 to rotate, the gearbox input shaft 3 drives the first gear speed changing gear 7 and the first external teeth 8 to rotate, the first external teeth 8 drives the first internal teeth 21 meshed with the first internal teeth to rotate, the first internal teeth 21 drives the first sliding sleeve 18 to rotate, the first sliding sleeve 18 drives the gearbox output shaft 5 to rotate through the first spline, the gearbox output shaft 5 rotates in the box body 1 through the second bearing 4, the gearbox output shaft 5 drives the second intermediate gear 41 to rotate, the first intermediate gear 41 drives the first intermediate gear 39 meshed with the first intermediate gear to rotate, the first intermediate gear 39 drives the intermediate shaft 38 to rotate in the box body 1 through the ninth bearing 37, the intermediate shaft 38 drives the second speed reduction output gear 40 to rotate, the second speed reduction output gear 40 drives the first speed reduction output gear 36 meshed with the second speed reduction output gear to rotate, the first speed reduction output gear 36 drives the speed reducer output shaft 35 to rotate in the box body 1 through the eighth bearing 34, the speed reducer output shaft 35 drives the square milling power head of the drilling machine to rotate, meanwhile, the first gear change gear 7 drives the transition gear 30 meshed with the first gear change gear 7 to rotate, the transition gear 30 drives the speed change shaft 29 to rotate in the box body 1 through the seventh bearing 28, the speed change shaft 29 simultaneously drives the second gear change gear 31, the second third gear change gear 32 and the second fourth gear change gear 33 to rotate, the second gear change gear 31 drives the first second gear change gear 10 meshed with the second gear change, the second third speed change gear 32 drives the first third speed change gear 13 meshed with the second third speed change gear to idle on the transmission output shaft 5 through the fifth bearing 12, and the second fourth speed change gear 33 drives the first fourth speed change gear 16 meshed with the second fourth speed change gear to idle on the transmission output shaft 5 through the sixth bearing 15, so that the first speed change is realized.

When the vertical manual four-gear speed changing box for the drilling machine carries out second gear speed changing, a first shifting fork handle 20 is pulled downwards, the first shifting fork handle 20 shifts a first shifting fork 19 to move downwards, the first shifting fork 19 drives a first sliding sleeve 18 to slide downwards on a speed changing box output shaft 5, when first internal teeth 21 on the first sliding sleeve 18 are separated from first external teeth 8 on a speed changing box input shaft 3 and second external teeth 22 on the first sliding sleeve 18 are meshed with second internal teeth 11 on a first second gear speed changing gear 10, a motor drives the speed changing box input shaft 3 to rotate, the speed changing box input shaft 3 drives a first gear speed changing gear 7 to rotate, the speed changing box input shaft 3 idles on the speed changing box output shaft 5 through a third bearing 6 at the same time, the first gear speed changing gear 7 drives a transition gear 30 meshed with the first gear speed changing gear 7 to rotate, the transition gear 30 drives a speed changing shaft 29 to rotate in a box body 1 through a, the speed-changing shaft 29 drives the second two-gear speed-changing gear 31, the second three-gear speed-changing gear 32 and the second four-gear speed-changing gear 33 to rotate at the same time, the second two-gear speed-changing gear 31 drives the first two-gear speed-changing gear 10 engaged with the second two-gear speed-changing gear to rotate on the gearbox output shaft 5 through the fourth bearing 9, the first two-gear speed-changing gear 10 drives the second internal tooth 11 to rotate, the second internal tooth 11 drives the second external tooth 22 engaged with the second internal tooth to rotate, the second external tooth 22 drives the first sliding sleeve 18 to rotate, the first sliding sleeve 18 drives the gearbox output shaft 5 to rotate through the first spline, the gearbox output shaft 5 rotates in the box body 1 through the second bearing 4, the gearbox output shaft 5 drives the second intermediate gear 41 to rotate, the first intermediate gear 41 drives the first intermediate gear 39 engaged with the first intermediate gear to rotate, the first intermediate gear 39 drives the intermediate shaft 38, the intermediate shaft 38 drives the second speed reduction output gear 40 to rotate, the second speed reduction output gear 40 drives the first speed reduction output gear 36 meshed with the second speed reduction output gear to rotate, the first speed reduction output gear 36 drives the speed reducer output shaft 35 to rotate in the box body 1 through the eighth bearing 34, the speed reducer output shaft 35 drives the square milling power head of the drilling machine to rotate, meanwhile, the second third speed change gear 32 drives the first third speed change gear 13 meshed with the second third speed change gear to idle on the gearbox output shaft 5 through the fifth bearing 12, the second fourth speed change gear 33 drives the first fourth speed change gear 16 meshed with the second fourth speed change gear to idle on the gearbox output shaft 5 through the sixth bearing 15, and at the moment, second-speed change is achieved.

When the vertical manual four-gear speed changing box for the drilling machine carries out third gear speed changing, the first shifting fork handle 20 is restored to the middle position, the second shifting fork handle 25 is pulled upwards, the second shifting fork handle 25 pulls the second shifting fork 24 to move upwards, the second shifting fork 24 drives the second sliding sleeve 23 to slide upwards on the output shaft 5 of the speed changing box, when the third external teeth 26 on the second sliding sleeve 23 are meshed with the third internal teeth 14 on the first three-gear speed changing gear 13, at the moment, the motor drives the input shaft 3 of the speed changing box to rotate, the input shaft 3 of the speed changing box drives the first gear speed changing gear 7 to rotate, the input shaft 3 of the speed changing box idles on the output shaft 5 of the speed changing box through the third bearing 6 at the same time, the first gear speed changing gear 7 drives the transition gear 30 meshed with the first gear speed changing gear 7 to rotate, the transition gear 30 drives the speed changing shaft 29 to rotate in the box body 1 through, The second third-gear speed change gear 32 and the second fourth-gear speed change gear 33 rotate, the second third-gear speed change gear 32 drives the first third-gear speed change gear 13 meshed with the second third-gear speed change gear to rotate on the gearbox output shaft 5 through the fifth bearing 12, the first third-gear speed change gear 13 drives the third internal tooth 14 to rotate, the third internal tooth 14 drives the third external tooth 26 meshed with the third internal tooth to rotate, the third external tooth 26 drives the second sliding sleeve 23 to rotate, the second sliding sleeve 23 drives the gearbox output shaft 5 to rotate through the second spline, the gearbox output shaft 5 rotates in the box body 1 through the second bearing 4, the gearbox output shaft 5 drives the second intermediate gear 41 to rotate, the first intermediate gear 41 drives the first intermediate gear 39 meshed with the first intermediate gear to rotate, the first intermediate gear 39 drives the intermediate shaft 38 to rotate in the box body 1 through the ninth bearing 37, the intermediate shaft 38 drives the second reduction output gear 40 to rotate, the second reduction output gear 40 drives the first reduction output gear 36 meshed with the second reduction output gear to rotate, the first reduction output gear 36 drives the speed reducer output shaft 35 to rotate in the box body 1 through the eighth bearing 34, the speed reducer output shaft 35 drives the square milling power head of the drilling machine to rotate, meanwhile, the second two-gear speed change gear 31 drives the first two-gear speed change gear 10 meshed with the second two-gear speed change gear to idle on the gearbox output shaft 5 through the fourth bearing 9, the second four-gear speed change gear 33 drives the first four-gear speed change gear 16 meshed with the second two-gear speed change gear to idle on the gearbox output shaft 5 through the sixth bearing 15, and at the moment, third-gear speed change is achieved.

When the vertical manual four-gear speed changing box for the drilling machine carries out fourth gear speed changing, a second shifting fork handle 25 is pulled downwards, the second shifting fork handle 25 shifts a second shifting fork 24 to move downwards, the second shifting fork 24 drives a second sliding sleeve 23 to slide downwards on a speed changing box output shaft 5, when a third external tooth 26 on the second sliding sleeve 23 is separated from a third internal tooth 14 on a first third-gear speed changing gear 13 and a fourth external tooth 27 on the second sliding sleeve 23 is meshed with a fourth internal tooth 17 on a first fourth-gear speed changing gear 16, a motor drives a speed changing box input shaft 3 to rotate, the speed changing box input shaft 3 drives a first-gear speed changing gear 7 to rotate, the speed changing box input shaft 3 idles on the speed changing box output shaft 5 through a third bearing 6 at the same time, the first-gear speed changing gear 7 drives a transition gear 30 meshed with the first-gear speed changing gear 7 to rotate, the transition gear 30 drives a speed changing shaft 29 to rotate in a, the speed changing shaft 29 simultaneously drives the second two-gear speed changing gear 31, the second three-gear speed changing gear 32 and the second four-gear speed changing gear 33 to rotate, the second four-gear speed changing gear 33 drives the first four-gear speed changing gear 16 meshed with the second four-gear speed changing gear to rotate on the gearbox output shaft 5 through the sixth bearing 15, the first four-gear speed changing gear 16 drives the fourth internal tooth 17 to rotate, the fourth internal tooth 17 drives the fourth external tooth 27 meshed with the fourth internal tooth to rotate, the fourth external tooth 27 drives the second sliding sleeve 23 to rotate, the second sliding sleeve 23 drives the gearbox output shaft 5 to rotate through the second spline, the gearbox output shaft 5 rotates in the box body 1 through the second bearing 4, the gearbox output shaft 5 drives the second intermediate gear 41 to rotate, the first intermediate gear 41 drives the first intermediate gear 39 meshed with the first intermediate gear 41 to rotate, the first intermediate gear 39 drives the intermediate shaft 38 to rotate in the box body 1 through the ninth bearing 37, the intermediate shaft 38 drives the second speed reduction output gear 40 to rotate, the second speed reduction output gear 40 drives the first speed reduction output gear 36 meshed with the second speed reduction output gear to rotate, the first speed reduction output gear 36 drives the speed reducer output shaft 35 to rotate in the box body 1 through the eighth bearing 34, the speed reducer output shaft 35 drives the four-way milling power head of the drilling machine to rotate, meanwhile, the second two-gear speed change gear 31 drives the first two-gear speed change gear 10 meshed with the second two-gear speed change gear to idle on the gearbox output shaft 5 through the fourth bearing 9, the second three-gear speed change gear 32 drives the first three-gear speed change gear 13 meshed with the second three-gear speed change gear to idle on the gearbox output shaft 5 through the fifth bearing 12, and at the moment, fourth-gear speed.

Claims

1. Vertical manual four-gear gearbox for drilling machine, its characterized in that: the method comprises the following steps: the gearbox comprises a box body (1), a gearbox input shaft (3) is rotatably arranged at the upper end of the box body (1) through a first bearing (2), the upper end of the gearbox input shaft (3) extends out of the box body (1) to be connected with a driving motor, a gearbox output shaft (5) is rotatably arranged in the box body (1) at the lower end of the gearbox input shaft (3) through a second bearing (4), the upper end of the gearbox output shaft (5) is movably connected with the gearbox input shaft (3) through a third bearing (6), a first-gear speed change gear (7) is arranged on the outer side of the lower end of the gearbox input shaft (3), a first outer tooth (8) is arranged on the outer side of the gearbox input shaft (3) at the lower end of the first-gear speed change gear (7), a first second-gear speed change gear (10) is rotatably arranged at the upper end of the gearbox output shaft (5) through, the upper end of the first second-gear speed change gear (10) is provided with second internal teeth (11), a first third-gear speed change gear (13) is rotatably arranged on a gearbox output shaft (5) at the lower end of the first second-gear speed change gear (10) through a fifth bearing (12), third internal teeth (14) are arranged at the lower end of the first third-gear speed change gear (13), a first fourth-gear speed change gear (16) is rotatably arranged on the gearbox output shaft (5) at the lower end of the first third-gear speed change gear (13) through a sixth bearing (15), a fourth internal tooth (17) is arranged at the upper end of the first fourth-gear speed change gear (16), a first sliding sleeve (18) is slidably arranged on the gearbox output shaft (5) between the first second-gear speed change gear (10) through a first spline, and the middle part of the first sliding sleeve (18) is connected with a first shifting fork (19), the first shifting fork (19) is connected with a first shifting fork handle (20) arranged on the box body (1), first inner teeth (21) matched with the first outer teeth (8) are arranged at the upper end of the first sliding sleeve (18), second outer teeth (22) matched with the second inner teeth (11) are arranged at the lower end of the first sliding sleeve (18), a second sliding sleeve (23) is arranged on a gearbox output shaft (5) between the first three-gear speed change gear (13) and the first four-gear speed change gear (16) in a sliding mode through a second spline, the middle of the second sliding sleeve (23) is connected with a second shifting fork (24), the second shifting fork (24) is connected with a second shifting fork handle (25) arranged on the box body (1), third outer teeth (26) matched with the third inner teeth (14) are arranged at the upper end of the second sliding sleeve (23), a fourth external tooth (27) matched with the fourth internal tooth (17) is arranged at the lower end of the second sliding sleeve (23), a speed change shaft (29) is rotatably arranged in the box body (1) at the upper end of one side of the gearbox output shaft (5) through a seventh bearing (28), a transition gear (30) meshed with the first-gear speed change gear (7), a second-gear speed change gear (31) meshed with the first second-gear speed change gear (10), a second third-gear speed change gear (32) meshed with the first third-gear speed change gear (13) and a second fourth-gear speed change gear (33) meshed with the first fourth-gear speed change gear (16) are sequentially arranged on the speed change shaft (29) from top to bottom, a speed reducer output shaft (35) is rotatably arranged in the box body (1) at the lower end of the other side of the gearbox output shaft (5) through an eighth bearing (34), the gearbox is characterized in that a first speed reduction output gear (36) is arranged on the speed reducer output shaft (35), an intermediate shaft (38) is rotatably arranged in the box body (1) between the speed reducer output shaft (35) and the gearbox output shaft (5) through a ninth bearing (37), a first intermediate gear (39) and a second speed reduction output gear (40) meshed with the first speed reduction output gear (36) are respectively arranged on the intermediate shaft (38) from bottom to top, and a second intermediate gear (41) meshed with the first intermediate gear (39) is arranged at the lower end of the gearbox output shaft (5).