CN115556514B - Mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel edge - Google Patents
Mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel edge Download PDFInfo
- Publication number
- CN115556514B CN115556514B CN202211114919.4A CN202211114919A CN115556514B CN 115556514 B CN115556514 B CN 115556514B CN 202211114919 A CN202211114919 A CN 202211114919A CN 115556514 B CN115556514 B CN 115556514B
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- wheel
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- 230000009467 reduction Effects 0.000 title claims abstract description 26
- 238000005065 mining Methods 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 39
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 241000227287 Elliottia pyroliflora Species 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/121—Power-transmission from drive shaft to hub
- B60B35/122—Power-transmission from drive shaft to hub using gearings
- B60B35/125—Power-transmission from drive shaft to hub using gearings of the planetary type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/18—Arrangement of bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/092—Bands, shoes or pads; Pivots or supporting members therefor for axially-engaging brakes, e.g. disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/06—Pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/02—Fluid-pressure mechanisms
- F16D2125/08—Seals, e.g. piston seals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to a mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel edge, which comprises the following components: cover plate, planetary axle, planetary wheel carrier, sun gear gasket, sun gear, needle bearing, planetary gear gasket, retaining ring, gasket, ring gear bearing, conical bearing, interior hexagonal screw I, brake block, friction disc, driving piston, copper sheathing, tappet sealing washer, tappet, transaxle casing, pneumatic integrative wet brake, planetary reduction gears that walk and park, this transaxle is installed on the transaxle casing by main reducer assembly, two pneumatic integrative wet brake that walk and planetary reduction gears are installed on the wheel edge and are formed the integral transaxle, the cover plate is installed in planetary wheel axle one side, the planetary wheel carrier, the planet wheel, the gasket, sun gear and gasket, planetary reduction gears that planetary wheel axle is integrative planetary reduction gears is independent assembly, planetary wheel axle stability has been strengthened, thereby strengthen planetary reduction gears reliability, also in order not to dismantle the tire just easy maintenance.
Description
Technical Field
The invention relates to a mining truck drive axle, in particular to a mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel sides.
Background
At present, the dump truck for mines is relatively severe in use condition, long-distance ramp driving on hills and hills, long-time braking is performed, high heat is caused to the brake, meanwhile, environment silt is serious, premature damage to the brake is caused, and the dump truck is difficult to process and poor in maintainability due to the fact that the weight of each part of the wheel rim is large, and particularly in remote areas, special tools are lacked, and the disassembling and maintaining difficulty is high. Compared with a dry brake, the pneumatic traveling and parking integrated wet brake has the advantages of being large in braking torque, long in service life, safe and reliable in braking and the like, and a cooling circulation device is arranged.
The dry brake has the advantages of rapid wear, heating, brake pad damage or brake drum damage due to various complicated severe working conditions, so that the vehicle with the brake failure cannot run.
The wet brake is pressed and braked by utilizing a plurality of friction plates and brake blocks in the cylinder body and the shell, the braking moment is larger than that of the dry brake, the wet brake is suitable for various complex severe working conditions, the maintenance frequency is low, the wet brake drive axle is in braking failure due to heat generation, friction plates are burnt out, and a vehicle with braking failure caused by failure oil leakage of a sealing element cannot operate.
The wheel side planetary reduction structure is thin and exceeds the limit, and early damage is caused.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel sides, which has the advantages of simple and compact structure, good sealing performance, large braking torque and reliable transmission torque.
In order to achieve the above purpose, the present invention is realized by the following technical scheme: a mining truck transaxle with pneumatic parking integrated wet brake and planetary reduction wheel comprising: cover plate, planetary wheel shaft, planetary wheel carrier, sun gear gasket, sun gear, needle bearing, planetary gear gasket, retainer ring, gasket, ring gear support, conical bearing, inner hexagonal screw I, brake pad, friction plate, service piston, copper sleeve, tappet seal ring, tappet, brake cylinder, adjustment pad, adjustment bolt I, cooling outlet, seal ring I, oil seal seat, support shaft, parking spring, friction plate detection assembly, adjustment bolt II, bolt I, end cap, backing plate, inner hexagonal screw II, parking piston, service piston seal, seal ring II, brake housing, box seal, rim nut, hub, wheel carrier housing, rim bolt, spacer, nut, thrust washer, locking pad, bolt II, main reducer assembly, drive axle housing, pneumatic parking integrated wet brake, planetary reduction mechanism, the driving axle is mounted on the driving axle shell by a main reducer assembly, two pneumatic running and parking integrated wet brakes and a planetary reduction mechanism are mounted on the wheel edge to form an integrated driving axle, a cover plate is mounted on one side of a planetary wheel shaft, a planetary wheel carrier, a sun wheel, a planetary gear gasket, a sun wheel gasket, a planetary wheel shaft and a needle bearing are combined together to form a planetary reduction integrated wet brake, a cylinder, an adjusting gasket and a friction plate detection assembly are combined into a pneumatic running and parking integrated wet brake, the pneumatic running and parking integrated wet brake is fixed on a supporting shaft through an adjusting bolt I, a running piston and a parking piston are mounted on the running piston and the parking piston by adopting a running piston sealing ring parking piston sealing piece, the running piston, the parking piston, a tappet, a copper sleeve and a sealing ring I are mounted in a brake cylinder body, and the tappet, the copper sleeve and the tappet sealing ring are connected together, the cylinder, the adjusting gasket and the adjusting bolt I are arranged on one side of a cooling oil outlet through an inner hexagonal screw I, a copper sleeve, a tappet sealing ring and a tappet are arranged in a brake cylinder body, a driving piston sealing member is arranged in a driving piston groove, a driving piston assembly is arranged in the brake cylinder body, a brake plate, a friction plate and a return spring are arranged in a brake shell, an oil seal seat, a friction plate detection assembly and an adjusting bolt II are assembled together, the bolt I is arranged on a supporting shaft, a box sealing member is arranged in the brake shell, an oil seal seat and a conical bearing inner ring are arranged on the supporting shaft, a conical bearing outer ring is arranged on a hub, a gear ring support and a retainer ring are integrally connected, the conical bearing inner ring and the gasket are arranged on the gear ring support, and a spacer, a nut, the thrust gasket and a locking gasket are arranged on the supporting shaft through bolts II, and the wheel carrier shell, the rim bolt, the rim nut and the hub are assembled together.
Preferably, the parking piston sealing element is arranged in the parking piston groove, the parking piston assembly is arranged in the brake shell, the parking spring, the backing plate, the sealing ring II and the end cover are arranged together by using the inner hexagonal screw II.
By means of the scheme, the invention has at least the following advantages: the wheel hub of this transaxle is through two bearings and supporting axle cooperation, brake housing, box sealing member, the friction disc, the brake disc, driving piston, the tappet, the parking piston, parking spring, the backing plate, braking cylinder body and end cover are main to be combined together, form pneumatic wet brake that parks an organic whole that moves, it is simple to reach the structure, low in manufacturing cost, the braking moment of torsion is big, make the transaxle reliability have very big improvement, can not cause wearing and tearing fast, generate heat, the brake disc damages or the damage of brake drum, cause the unable phenomenon of operation of braking ineffectiveness vehicle, can not cause the friction disc to burn out, sealing member inefficacy oil leakage causes the unable phenomenon of operation of causing braking inefficacy vehicle, convenient dismantlement, maintenance and maintenance are all very convenient.
Drawings
FIG. 1 is a front perspective view of a mining truck drive axle with pneumatic parking integrated wet brake and planetary reduction wheels;
FIG. 2 is a rear perspective view of FIG. 1;
In the figure: 1. cover plate, 2, planetary wheel shaft, 3, planetary wheel carrier, 4, sun gear gasket, 5, sun gear, 6, needle bearing, 7, planetary gear, 8, planetary gear gasket, 9, retainer ring, 10, gasket, 11, ring gear bearing, 12, conical bearing, 13, inner hexagonal screw I, 14, brake pad, 15, friction pad, 16, traveling piston, 17, copper bush, 18, tappet seal ring, 19, tappet, 20, brake cylinder, 21, cylinder, 22, adjustment gasket, 23, adjustment bolt I, 24, cooling oil outlet, 25, seal ring I, 26, oil seal seat, 27, support shaft, 28, parking spring, 29, friction disc detection assembly, 30, adjusting bolts II, 31, bolts I, 32, end covers, 33, backing plates, 34, inner hexagonal screws II, 35, parking piston sealing elements, 36, parking pistons, 37, driving piston sealing elements, 38, sealing rings II, 39, brake shells, 40, box sealing elements, 41, rim nuts, 42, hubs, 43, wheel carrier shells, 44, rim bolts, 45, spacers, 46, nuts, 47, thrust washers, 48, locking washers, 49, bolts II, 50, main reducer assemblies, 51, drive axle shells, 52, pneumatic parking integrated wet brakes, 53, planetary reduction mechanisms.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 and 2, the mining truck drive axle of the pneumatic traveling and parking integrated wet brake and planetary reduction wheel side comprises: cover plate 1, planetary axle 2, planetary carrier 3, sun gear washer 4, sun gear 5, needle bearing 6, planetary gear 7, planetary gear washer 8, retainer 9, washer 10, ring gear bearing 11, conical bearing 12, inner hexagonal screw i 13, brake pad 14, friction pad 15, service piston 16, copper sleeve 17, tappet seal 18, tappet 19, brake cylinder 20, cylinder 21, adjustment washer 22, adjustment bolt i 23, cooling outlet 24, seal ring i 25, oil seal seat 26, support shaft 27, parking spring 28, friction pad detection assembly 29, adjustment bolt ii 30, bolt i 31, end cap 32, backing plate 33, inner hexagonal screw ii 34, parking piston seal 35, parking piston 36, service piston seal 37, seal ring ii 38, brake housing 39, box seal 40, rim nut 41, hub 42, carrier housing 43, rim bolt 44, cup 45, nut 46, thrust washer 47, lock washer 48, bolt ii 49, main reducer assembly 50, drive axle housing 51, pneumatic parking integral wet brake 52, reduction mechanism 53, the driving axle is characterized in that a main reducer assembly 50 is arranged on a steel plate primary-pressure type driving axle shell 51, two pneumatic traveling and parking integrated wet brakes 52 and a planetary reduction mechanism 53 are arranged on a wheel edge to form an integrated driving axle, the structure is simple, the manufacturing cost is low, the braking torque is large, the reliability of the driving axle is greatly improved, a cover plate 1 is arranged on one side of a planetary wheel shaft 2, a planetary wheel carrier 3, a sun wheel 5, a planetary gear 7, a planetary gear gasket 8, a sun wheel gasket 4, the planetary wheel shaft 2 and a needle bearing 6 are combined together to form a planetary reduction integrated, a cylinder 21, an adjusting gasket 22 and a friction plate detection assembly 29 are combined to form the pneumatic traveling and parking integrated wet brake, the driving piston 16 and the parking piston 36 are fixed on the supporting shaft 27 through an adjusting bolt I23, a sealing mode of two sealing rings, namely a driving piston sealing ring 37 and a parking piston sealing ring 35 is adopted, the driving piston sealing ring 37 and the parking piston sealing ring 35 are arranged on the driving piston 16 and the parking piston 36, the driving piston 16, the parking piston 36, a tappet rod 19, a copper sleeve 17 and a sealing ring I25 are arranged in a brake cylinder 20 to keep the maximum cross section area, a low-pressure large axial force is formed, the tappet rod 19, the copper sleeve 17 and the tappet rod sealing ring 18 are connected together, the transmission axial force reaches a riding integral body, a cylinder 21, an adjusting gasket 22 and the adjusting bolt I23 are arranged on one side of a cooling oil outlet 24 through an inner hexagonal screw I13, the copper sleeve 17, the tappet rod sealing ring 18 and the tappet rod 19 are arranged in the brake cylinder 20, the driving piston sealing ring 37 is arranged in a groove of the driving piston 16, the service piston assembly is arranged in a brake cylinder 20, a brake pad 14, a friction plate 15 and a return spring are arranged in a brake shell 39, an oil seal seat 26, a friction plate detection assembly 29 and an adjusting bolt II 30 are assembled together, a bolt I31 is arranged on a supporting shaft 27, a box seal 40 is arranged in the brake shell 39, the oil seal seat 26 and a conical bearing 12 are arranged on the supporting shaft 27 in an inner ring manner, the conical bearing 12 is arranged on a hub 42 in an outer ring manner, a gear ring support 11 is connected with a retainer ring 9 into a whole, the conical bearing 12 is arranged on the gear ring support 11 in an inner ring manner, a spacer sleeve 45, a nut 46, a thrust washer 47 and a locking washer 48 are arranged on the supporting shaft 27 through a bolt II 49, a wheel carrier shell 43, a rim bolt 44, a rim nut 41 and the hub 42 are assembled together, the parking piston seal 35 is arranged in a groove of a parking piston 36, the parking piston assembly is arranged in the brake shell 39, and a parking spring 28 is arranged, the backing plate 33, the sealing ring II 38 and the end cover 32 are assembled together by using an inner hexagonal screw II 34.
The working principle is that the air pressure of the braking structure enters into a parking braking cavity, compresses a parking piston 36 and a parking spring 28, breaks away from a tappet 19, releases the parking braking of a braking plate 14, a friction plate 15 and a driving piston 16, and a main reducer assembly 50 enables wheels to walk through a power transmission planetary wheel shaft 2; when the vehicle is required to be decelerated or stopped, air pressure of a braking structure enters a service braking cavity, a service piston 16 compresses a braking piece 14 and a friction piece 15, so that the hub 42 and a braking shell 39 move less or do not move mutually, deceleration or stopping is achieved, after the braking structure is released, the air pressure exits the service braking cavity, the braking piece 14, the friction piece 15 and the service piston 16 return under the action of a return spring, the service braking is released, the braking shell 39 and the hub 42 move freely, and the vehicle runs normally; when cooling is needed, the cooling oil inlet and the cooling oil outlet can be connected through a cooling system; when the brake is found to be weakened, the abrasion condition of the friction plate 15 can be detected by stopping, opening the detection bolt of the friction plate 15, enabling the detection pin to contact the parking piston 36, measuring the depth from the pin to the end face of the end cover 32, adding 2mm adjusting gaskets 22 in the adjusting bolt every more than 2mm as a reference, and then screwing the adjusting bolt 23.
During service braking, the service piston 16 compresses the brake pad 14 and the friction pad 15 in the brake cylinder 20 under the pneumatic action, so that the brake shell 39 and the hub 42 reduce mutual movement or do not move, the braking action is achieved, safe running and parking of the vehicle are guaranteed, cooling oil is guaranteed not to leak through a dustproof box sealing piece 40 between the brake shell 39 and the hub 42, the cooling oil is guaranteed not to leak through an oil seal seat 26 between the hub 42 and the supporting shaft 27, a bidirectional sealing piece is sealed, the cooling oil is guaranteed not to leak inwards, a service piston sealing ring 37 is arranged in an outer circle and an inner hole groove of the service piston 16, gas sealing is guaranteed, when the vehicle is parked, the parking piston 36 compresses the brake pad 14 and the friction pad 15 under the action of a parking spring 28 in the brake cylinder 20, the hub 42 and the brake shell 39 do not move relative to each other, the parking piston 35 is guaranteed to be arranged between the outer circle and the inner hole groove of the parking piston 36, the tappet 19 is arranged between the tappet 19 and the copper sleeve 17, and the tappet 18 is arranged between the tappet 19 and the copper sleeve 17, and the service cavity is guaranteed not to be penetrated by gas.
What has been described above is a preferred embodiment of the present invention, and it should be noted that: it will be apparent to those skilled in the art that numerous modifications and adaptations can be made without departing from the principles of the invention and these modifications and adaptations are intended to be comprehended by the present invention.
Claims (2)
1. A mining truck transaxle with pneumatic parking integrated wet brake and planetary reduction wheel comprising: cover plate (1), planetary wheel shaft (2), planetary wheel carrier (3), sun gear gasket (4), sun gear (5), needle bearing (6), planetary gear (7), planetary gear gasket (8), retainer ring (9), gasket (10), ring gear bearing (11), conical bearing (12), inner hexagonal screw I (13), brake pad (14), friction plate (15), driving piston (16), copper sleeve (17), tappet seal ring (18), tappet (19), brake cylinder (20), cylinder (21), adjusting gasket (22), adjusting bolt I (23), cooling oil outlet (24), seal ring I (25), oil seal seat (26), supporting shaft (27), parking spring (28), friction plate detection assembly (29), adjusting bolt II (30), bolt I (31), end cover (32), backing plate (33), inner hexagonal screw II (34), driving piston seal (35), parking piston (36), piston seal (38), brake housing (39), box seal (40), rim nut (41), hub (42), wheel carrier (43), rim bolts (44), spacers (45), nuts (46), thrust washers (47), locking washers (48), bolts II (49), main reducer assembly (50), drive axle housing (51), pneumatic parking integrated wet brake (52), planetary reduction mechanism (53), characterized in that the drive axle is mounted on the drive axle housing (51) by the main reducer assembly (50), two pneumatic parking integrated wet brakes (52) and planetary reduction mechanism (53) are mounted on the rim to form an integrated drive axle, cover plate (1) is mounted on one side of the planetary wheel shaft (2), planetary wheel carrier (3), sun wheel (5), planetary gear (7), planetary gear washer (8), sun wheel washer (4), planetary wheel axle (2) and needle bearing (6) are combined together to form a planetary reduction integrated cylinder (21), adjusting washer (22), friction plate detection assembly (29) are combined to form a pneumatic parking integrated wet brake, and are fixed on the drive axle (27) by adjusting bolts I (23), and the drive piston (16) and piston (36) are mounted on the drive axle (16) and piston (36) by parking piston (36) and parking piston (36) are mounted on the drive axle (16) by using parking piston (36) and parking piston (37), parking piston (36), tappet (19), copper bush (17) and sealing ring I (25) are installed in brake cylinder (20), tappet (19), copper bush (17) and tappet sealing ring (18) are connected together, cylinder (21), adjusting washer (22) and adjusting bolt I (23) are installed on one side of cooling oil outlet (24) through inner hexagonal screw I (13), copper bush (17), tappet sealing ring (18), tappet (19) are installed in brake cylinder (20), driving piston sealing piece (37) is installed in groove of driving piston (16), driving piston component is installed in brake cylinder (20), brake disc (14), friction disc (15) and return spring are installed in brake shell (39), oil seal seat (26), friction disc detection assembly (29) and adjusting bolt II (30) are assembled together, bolt I (31) is installed on box sealing piece (40) is installed in brake shell (39), oil seal seat (26) and conical bearing (12) are installed on supporting shaft (27) in a ring, conical bearing (12) is installed on hub (12) and is connected with bearing ring gear (11) and bearing ring (11) in a whole, the spacer bush (45), the nut (46), the thrust washer (47) and the locking washer (48) are arranged on the supporting shaft (27) through bolts II (49), and the wheel carrier shell (43), the rim bolts (44), the rim nut (41) and the hub (42) are assembled together.
2. The mining truck drive axle with integrated pneumatic parking and wet braking and planetary reduction wheel according to claim 1, characterized in that the parking piston seal (35) is installed in the groove of the parking piston (36), the parking piston assembly is installed in the braking housing (39), the parking spring (28), the backing plate (33), the sealing ring ii (38) and the end cover (32) are installed together by the inner hexagonal screw ii (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211114919.4A CN115556514B (en) | 2022-09-14 | 2022-09-14 | Mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211114919.4A CN115556514B (en) | 2022-09-14 | 2022-09-14 | Mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel edge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115556514A CN115556514A (en) | 2023-01-03 |
| CN115556514B true CN115556514B (en) | 2024-04-30 |
Family
ID=84740938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211114919.4A Active CN115556514B (en) | 2022-09-14 | 2022-09-14 | Mining truck drive axle with pneumatic traveling and parking integrated wet braking and planetary reduction wheel edge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115556514B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5435793A (en) * | 1992-07-31 | 1995-07-25 | Rockwell Braseixos, S. A. | Planetary reduction for drive axles |
| JP2009208582A (en) * | 2008-03-04 | 2009-09-17 | Nissan Motor Co Ltd | Drive axle device for industrial vehicle |
| CN103496356A (en) * | 2013-09-27 | 2014-01-08 | 徐工集团工程机械股份有限公司科技分公司 | Assembly type drive axle of built-in wet type brake wheel edge |
| CN203594713U (en) * | 2013-12-02 | 2014-05-14 | 武汉元丰汽车零部件有限公司 | Wet-type drive axle |
| CN203666272U (en) * | 2014-01-24 | 2014-06-25 | 中外合资沃得重工（中国）有限公司 | Wet-type braking drive axle of loader |
| CN106740745A (en) * | 2017-02-06 | 2017-05-31 | 莱州亚通重型装备有限公司 | A kind of scraper wet-type braking driving axle |
| CN109027055A (en) * | 2018-07-11 | 2018-12-18 | 中国煤炭科工集团太原研究院有限公司 | One kind being used for the totally-enclosed actuating unit of the electronic rubber-tired cart of coal mine explosion-proof |
| CN112046277A (en) * | 2020-10-12 | 2020-12-08 | 徐州拓途机械科技有限公司 | Modularized integrated wet steering drive axle for outer swing frame of wheeled excavator |
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| CN112046277A (en) * | 2020-10-12 | 2020-12-08 | 徐州拓途机械科技有限公司 | Modularized integrated wet steering drive axle for outer swing frame of wheeled excavator |
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