CN211843960U - Motor transverse hydraulic flat transport vehicle axle - Google Patents
Motor transverse hydraulic flat transport vehicle axle Download PDFInfo
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- CN211843960U CN211843960U CN202020277181.3U CN202020277181U CN211843960U CN 211843960 U CN211843960 U CN 211843960U CN 202020277181 U CN202020277181 U CN 202020277181U CN 211843960 U CN211843960 U CN 211843960U
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Abstract
The utility model belongs to the technical field of flat-bed transport vehicle driving device, in particular to a motor transverse hydraulic flat-bed transport vehicle axle, which comprises a connecting shaft connected with a power device in a transmission way, wherein the connecting shaft is clamped in the shell through a bearing, the connecting shaft is connected with a driving gear in a transmission way, the driving gear is connected with a driven gear in a transmission way, the driven gear is fixedly connected with a right half shell of a differential mechanism, one side of the end surface of the right half shell of the differential mechanism is also provided with a left half shell of the differential mechanism, a cross shaft is embedded between the right half shell of the differential mechanism and the left half shell of the differential mechanism, planetary bevel gears are all installed on four fulcrum shafts of the cross shaft, a left half shaft is arranged on the axial left side of the cross shaft, a right half shaft is arranged on the axial right side of the cross shaft, and the half shaft gear on the left half shaft and the half shaft gear on the right half shaft are both meshed with the planetary bevel gear.
Description
Technical Field
The utility model belongs to the technical field of the drive arrangement of flat-bed transport vechicle, concretely relates to horizontal formula hydraulic pressure flat-bed transport vechicle axle of motor.
Background
With the increase of the competitiveness of the engineering machinery industry, various manufacturers strive to develop multipurpose and efficient engineering machinery products, users do not meet the use mode of general large transport vehicles any more, and the products are faster in maximum speed, higher in bearing capacity and more flexible.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a motor horizontal hydraulic flat-bed transport vehicle axle.
The utility model discloses a realize through following technical scheme: a motor horizontal hydraulic flat transport vehicle axle comprises a connecting shaft in transmission connection with a power device, the connecting shaft is clamped in a shell through a bearing, a driving gear is in transmission connection with the connecting shaft, the driving gear is in transmission connection with a driven gear, the driven gear is fixedly connected with a right half shell of a differential mechanism, a differential left half shell is further arranged on one side of the end face of the differential right half shell, a cross shaft is embedded between the differential right half shell and the differential left half shell, planetary bevel gears are mounted on four support shafts of the cross shaft, a left half shaft is arranged on the axial left side of the cross shaft, a right half shaft is arranged on the axial right side of the cross shaft, the end part of the left half shaft close to the cross shaft and the end part of the right half shaft close to the cross shaft are both connected with a half shaft gear in a transmission way, the half axle gear on the left half axle and the half axle gear on the right half axle are both meshed with the planetary bevel gears;
one end of the left half shaft, which is far away from the cross shaft, and one end of the right half shaft, which is far away from the cross shaft, are both provided with power output mechanisms;
the power output mechanism comprises a central wheel, the central wheel is meshed with a planet wheel sleeved on a planet shaft, the planet wheel is meshed with a gear ring, the inner ring of the gear ring is fixedly connected with a gear ring support, and the other end of the gear ring support is fixedly connected with an end shaft; the planet shaft is in transmission connection with the planet carrier, the planet carrier is in transmission connection with the connecting sleeve, and the connecting sleeve is simultaneously in transmission connection with the output element and the hub; a braking device is arranged between the hub and the inner gear shell, one side end face of the inner gear shell is fixedly connected with a braking shell, and a piston motion device for controlling the braking device to be opened and closed is arranged in the braking shell;
a central wheel of the power output mechanism positioned on the left side of the cross shaft is in transmission connection with the left half shaft, and a central wheel of the power output mechanism positioned on the right side of the cross shaft is in transmission connection with the right half shaft; the end shafts on the two sides of the cross shaft are fixedly connected with the axle housing body, the axle housing body is fixedly connected with the housing body, and the brake housing of the power output mechanism is fixedly connected with the axle housing body.
Further, the braking device comprises friction plates and brake plates, the friction plates and the brake plates are alternately arranged, the friction plates are in spline fit with the hub, and the brake plates are in spline fit with the inner gear shell.
Further, the piston movement device comprises a piston and a spring return device.
Furthermore, a T-shaped hole penetrating through the piston is formed in the piston along the axial direction of the center wheel, the larger end of the T-shaped hole is arranged close to one side of the braking device, a screw penetrates through the T-shaped hole of the piston and is fixedly connected with the braking shell, a spring is sleeved on the screw, and the spring is located between the screw head of the screw and a shaft shoulder on the inner side of the T-shaped hole; and a brake cavity is reserved between the piston and the brake device, and an oil duct which penetrates from the outer side of the brake device to the brake cavity is arranged on the brake device.
Further, the differential right half shell and the differential left half shell are connected into a whole through bolts.
Further, the bridge shell and the shell are connected into a whole through bolts.
Further, the end shaft and the axle housing are welded and fixed.
The utility model has the advantages that: the axle housing can be shrunk in size, the ground clearance of a vehicle is increased, the arrangement of suspension interfaces is facilitated, and the distance between left and right output elements can be further reduced; the bridge can be used as a driving bridge independently or can be used in a grouping way side by side; the input shaft of the input element (such as a motor) is parallel to the axis of the output element, so that the space is saved, and the arrangement of other elements of the vehicle is convenient; expensive spiral bevel gears or hypoid bevel gears are avoided, a main reducing bracket with complex casting is avoided, special lubricating oil is avoided, and development and use cost is reduced; the wet-type multi-disc brake has an explosion-proof function and can be used in mines.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at point I in FIG. 1;
FIG. 3 is an enlarged view taken at II in FIG. 1;
FIG. 4 is a schematic structural view of a cross shaft according to the present invention;
in the figure, 1, a housing, 2, a connecting shaft, 3, a driving gear, 4, a driven gear, 5, a planetary bevel gear, 6, a right half shaft, 7, a side gear, 8, a differential right half shell, 9, a cross shaft, 9-1, a fulcrum shaft, 10, a differential left half shell, 11, an oil passage, 12, a left half shaft, 13, an end shaft, 14, a hub, 15, a gear ring support, 16, a lock nut, 17, a connecting sleeve, 18, a gear ring, 19, a planetary gear, 20, a planetary shaft, 21, a central wheel, 22, a top block, 23, a top shaft, 24, a planetary carrier, 25, a braking device, 26, an internal gear shell, 27, a spring return device, 28, a piston, 29, an output element, 30, a braking housing, 31 and an axle housing.
Detailed Description
The invention will be further explained below with reference to the drawings and examples.
As shown in fig. 1 to 4, a motor horizontal hydraulic flat carrier vehicle axle comprises a connecting shaft 2 in transmission connection with a power device, the connecting shaft 2 is clamped inside a housing 1 through a bearing, a driving gear 3 is in transmission connection with the connecting shaft 2, the driving gear 3 is in transmission connection with a driven gear 4, the driven gear 4 is in fixed connection with a differential right half housing 8 through a bolt, a differential left half housing 10 is further arranged on one side of the end surface of the differential right half housing 8, the differential right half housing 8 and the differential left half housing 10 are connected into a whole through a bolt to form a differential housing, two ends of the differential housing are sleeved on the housing 1 through bearings, a cross shaft 9 is embedded between the differential right half housing 8 and the differential left half housing 10, and four radial rectangular grooves are respectively arranged on the end surfaces of the differential right half housing 8 and the differential left half housing 10, which are in mutual, when installed, the rectangular slots of the right differential case half 8 mate one-to-one with the rectangular slots of the left differential case half 10. As shown in fig. 4, the cross shaft 9 comprises a middle cylinder, four supporting shafts 9-1 are uniformly arranged on the outer circumference of the cylinder in a ring shape, the four supporting shafts 9-1 of the cross shaft 9 are respectively installed in corresponding paired rectangular grooves, a planetary bevel gear 5 is installed on each of the four supporting shafts 9-1 of the cross shaft 9, a left half shaft 12 is arranged on the left side of the middle cylinder of the cross shaft 9 in the axial direction, a right half shaft 6 is arranged on the right side of the middle cylinder of the cross shaft 9 in the axial direction, a half shaft gear 7 is connected to the end portion of the left half shaft 12 close to the cross shaft 9 and the end portion of the right half shaft 6 close to the cross shaft 9 in a transmission manner, and the half shaft gear 7 on the left half shaft 12 and the half shaft gear 7 on the right half;
one end of the left half shaft 12, which is far away from the cross shaft 9, and one end of the right half shaft 6, which is far away from the cross shaft 9, are both provided with power output mechanisms;
the power output mechanism comprises a central wheel 21, the central wheel 21 is meshed with a planet wheel 19 sleeved on a planet shaft 20, the planet wheel 19 is meshed with a gear ring 18, the inner ring of the gear ring 18 is fixedly connected with a gear ring support 15, the other end of the gear ring support 15 is in spline fit with an end shaft 13, a locking nut 16 for limiting the gear ring support 15 to move axially is arranged on one side of the end shaft 13 close to the planet wheel 19, and the gear ring 18 is fixed in the planetary transmission system; the planet shaft 20 is in transmission connection with a planet carrier 24, the planet carrier 24 is in transmission connection with a connecting sleeve 17, and the connecting sleeve 17 is simultaneously in transmission connection with an output element 29 and the hub 14; a braking device 25 is arranged between the hub 14 and the inner gear shell 26, and further, the braking device 25 comprises friction plates and brake plates which are alternately arranged, the friction plates are in spline fit with the hub 14, and the brake plates are in spline fit with the inner gear shell 26. A brake housing 30 is fixedly connected to one side end face of the inner gear shell 26, and a piston motion device for controlling the brake device 25 to open and close is arranged in the brake housing 30; the piston motion device comprises a piston 28 and a spring reset device 27, the piston 28 is provided with a T-shaped hole penetrating through the piston 28 along the axial direction of the center wheel 21, the larger end of the T-shaped hole is arranged close to one side of the brake device 25, a screw penetrates through the T-shaped hole of the piston 28 and is fixedly connected with the brake shell 30, a spring is sleeved on the screw, and the spring is positioned between the screw head of the screw and the shaft shoulder at the inner side of the T-shaped hole; a brake cavity is reserved between the piston 28 and the brake device 25, and an oil passage 11 which penetrates from the outer side of the brake device 25 to the brake cavity is formed in the brake device 25. In the event of sufficient high pressure oil in the brake chamber, the high pressure oil pushes the piston 28 against the resistance of the spring in the direction of the brake 25, and when there is insufficient high pressure oil in the brake chamber, the spring pushes the piston 28 away from the brake 25.
As shown in fig. 1 and 2, a top shaft 23 is arranged on the central wheel 21, and a top block 22 matched with the top shaft 23 is arranged on the planet carrier 24; center wheel and planet carrier all rotate, but the direction is the same but speed is different, will make and produce the friction between the two, and the time has been of a specified duration and will have the damage, sets up kicking block and apical axis for protection center wheel and planet carrier, lets both looks mutual friction of them, can detect the two during axle maintenance, if damage can change at any time.
The central wheel of the power output mechanism positioned on the left side of the cross shaft 9 is in transmission connection with the left half shaft 12, and the central wheel of the power output mechanism positioned on the right side of the cross shaft 9 is in transmission connection with the right half shaft 6; the end shafts on the two sides of the cross shaft 9 are fixedly welded with the axle housing 31, the axle housing 31 is connected with the housing 1 through bolts as a whole, and the brake housings on the power output mechanisms are fixedly connected with the axle housing 31.
The utility model discloses a theory of operation: in the power transmission route of the present invention, the connecting shaft 2 is driven by a power device (such as a motor), the driving gear 3 is driven by a spline, the driving gear 3 drives the driven gear 4 to rotate, the driven gear 4 drives the differential case to rotate, the differential case drives the cross axle 9 to rotate, the cross axle 9 drives the planetary bevel gears 5 on the four fulcrum shafts 9-1 to move, the planetary bevel gears 5 drive the half axle gears 7 on the left and right sides of the cross axle 9, the half axle gear 7 on the left side of the cross axle 9 drives the left half axle 12 to rotate, the half axle gear 7 on the right side of the cross axle 9 drives the right half axle 6 to rotate, the left half axle 12 and the right half axle 6 transmit power to two wheel sides, (only the motion principle of the left wheel side will be explained here, the power walking route of the right wheel side is the same as that of the left wheel) the left wheel and the, the planet wheel 19 drives the planet carrier 24, the planet carrier 24 drives the coupling sleeve 17, and the coupling sleeve 17 drives the output element 29 (such as a rim) to complete the power transmission process. In the process, when the vehicle runs in a straight line, the wheels on the left side and the wheels on the right side are stressed uniformly, and at the moment, the planetary bevel gears 5 only do revolution motion around the axis of the axle and do not do self-transmission motion.
The utility model discloses the differential process, when the vehicle turned or when controlling wheel atress inhomogeneous, the wheel atress was different this moment, caused the differential gear atress on left semi-axis 12 and the right semi-axis 6 to be different, will arouse planetary bevel gear 5 to begin the autobiography when doing the revolution motion this moment, realized the differential motion.
The utility model discloses a braking process, high-pressure oil pass through oil duct 11 and get into the braking chamber, promote piston 28 and remove towards being close to arresting gear 25 direction in the braking chamber, and piston 28 compresses tightly arresting gear 25, and arresting gear 25 produces the rotation that friction torque prevented the friction disc each other after being compressed tightly, and the friction disc passes through the spline and wheel hub 14 combines together, and then has prevented wheel hub 14's rotation, and wheel hub 14 links together with output element 29, finally realizes the braking to output element 29.
The utility model discloses remove braking process: when the high-pressure oil is removed, the pressure in the brake cavity is removed, the spring return device 27 drives the piston 28 to move towards the direction away from the brake device 25, the axial pressure between the brake disc and the friction plate is removed, the brake torque is further removed, the friction plate can freely rotate along with the hub 14, and the brake is removed.
Claims (7)
1. The utility model provides a horizontal formula hydraulic pressure flat transport vehicle axle of motor which characterized in that: including connecting axle (2) of being connected with the power device transmission, connecting axle (2) clamp through the bearing in the inside of casing (1), and transmission connection has driving gear (3) on connecting axle (2), and driving gear (3) are connected with driven gear (4) transmission, driven gear (4) and differential mechanism right side half shell (8) fixed connection, differential mechanism right side half shell (8) terminal surface one side still is equipped with differential mechanism left side half shell (10), differential mechanism right side half shell (8) with cross axle (9) have been inlayed between differential mechanism left side half shell (10), all install planetary bevel gear (5) on four counter shafts (9-1) of cross axle (9), cross axle (9) axial left side is provided with left half axle (12), cross axle (9) axial right side is provided with right half axle (6), left half axle (12) are close to the tip of cross axle (9) with right half axle (6) are close to the tip of cross axle (9) is close to the equal transmission of cross axle (9 A half axle gear (7) is connected, and the half axle gear (7) on the left half axle (12) and the half axle gear (7) on the right half axle (6) are both meshed with the planetary bevel gear (5);
one end of the left half shaft (12) far away from the cross shaft (9) and one end of the right half shaft (6) far away from the cross shaft (9) are both provided with power output mechanisms;
the power output mechanism comprises a central wheel (21), the central wheel (21) is meshed with a planet wheel (19) sleeved on a planet shaft (20), the planet wheel (19) is meshed with a gear ring (18), the inner ring of the gear ring (18) is fixedly connected with a gear ring support (15), and the other end of the gear ring support (15) is fixedly connected with an end shaft (13); the planet shaft (20) is in transmission connection with a planet carrier (24), the planet carrier (24) is in transmission connection with a connecting sleeve (17), and the connecting sleeve (17) is simultaneously in transmission connection with an output element (29) and a hub (14); a braking device (25) is arranged between the hub (14) and the inner gear shell (26), one end face of one side of the inner gear shell (26) is fixedly connected with a braking shell (30), and a piston movement device for controlling the braking device (25) to open and close is arranged in the braking shell (30);
the central wheel of the power output mechanism positioned on the left side of the cross shaft (9) is in transmission connection with the left half shaft (12), and the central wheel of the power output mechanism positioned on the right side of the cross shaft (9) is in transmission connection with the right half shaft (6); cross axle (9) both sides the end shaft all with axle housing (31) fixed connection, axle housing (31) and casing (1) fixed connection, both sides power take off mechanism's brake housing all with axle housing (31) fixed connection.
2. The transverse motor hydraulic flat carrier vehicle axle according to claim 1, wherein: the braking device (25) comprises friction plates and brake plates which are alternately arranged, the friction plates are in spline fit with the hub (14), and the brake plates are in spline fit with the inner gear shell (26).
3. The transverse motor hydraulic flat carrier vehicle axle according to claim 2, wherein: the piston movement device comprises a piston (28) and a spring return device (27).
4. The transverse motor hydraulic flat carrier vehicle axle according to claim 3, wherein: the piston (28) is provided with a T-shaped hole penetrating through the piston (28) along the axial direction of the center wheel (21), the larger end of the T-shaped hole is arranged close to one side of the braking device (25), a screw penetrates through the T-shaped hole of the piston (28) and is fixedly connected with the braking shell (30), a spring is sleeved on the screw, and the spring is positioned between the screw head of the screw and the shaft shoulder at the inner side of the T-shaped hole; a brake cavity is reserved between the piston (28) and the brake device (25), and an oil channel (11) which penetrates from the outer side of the brake device (25) to the brake cavity is formed in the brake device (25).
5. The transverse motor hydraulic flat carrier vehicle axle according to claim 1, wherein: the differential right half shell (8) and the differential left half shell (10) are connected into a whole through bolts.
6. The transverse motor hydraulic flat carrier vehicle axle according to claim 1, wherein: the bridge shell (31) and the shell (1) are connected into a whole through bolts.
7. The transverse motor hydraulic flat carrier vehicle axle according to claim 1, wherein: the end shaft and the axle housing (31) are welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020277181.3U CN211843960U (en) | 2020-03-09 | 2020-03-09 | Motor transverse hydraulic flat transport vehicle axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020277181.3U CN211843960U (en) | 2020-03-09 | 2020-03-09 | Motor transverse hydraulic flat transport vehicle axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211843960U true CN211843960U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020277181.3U Active CN211843960U (en) | 2020-03-09 | 2020-03-09 | Motor transverse hydraulic flat transport vehicle axle |
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| Country | Link |
|---|---|
| CN (1) | CN211843960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776718A (en) * | 2022-06-21 | 2022-07-22 | 天津龙创恒盛实业有限公司 | Universal coupling for loom |
-
2020
- 2020-03-09 CN CN202020277181.3U patent/CN211843960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776718A (en) * | 2022-06-21 | 2022-07-22 | 天津龙创恒盛实业有限公司 | Universal coupling for loom |
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