CN113339466B - Tower multistage gear shifting decelerator of reconfiguration - Google Patents

Tower multistage gear shifting decelerator of reconfiguration Download PDF

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Publication number
CN113339466B
CN113339466B CN202110574213.5A CN202110574213A CN113339466B CN 113339466 B CN113339466 B CN 113339466B CN 202110574213 A CN202110574213 A CN 202110574213A CN 113339466 B CN113339466 B CN 113339466B
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CN
China
Prior art keywords
shaft
joint
section
shaft assembly
assembly
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Active
Application number
CN202110574213.5A
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Chinese (zh)
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CN113339466A (en
Inventor
董红刚
余运清
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Wuhan Jinghua Speed Reducer Manufacturing Co ltd
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Wuhan Jinghua Speed Reducer Manufacturing Co ltd
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Classifications

    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
    • F16H3/22—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially
    • F16H3/24—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts coaxial
    • F16H3/26—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with gears shiftable only axially with driving and driven shafts coaxial and two or more additional shafts
    • 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
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with 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
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
    • F16H2063/305—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force using electromagnetic solenoids

Abstract

The invention provides a reconfiguration type tower type multistage gear shifting and speed reducing device, which comprises a main shaft assembly and a side shaft assembly, wherein the main shaft assembly is provided with a plurality of first transmission groups capable of rotating independently along the axis, two ends of the main shaft assembly are respectively provided with an input shaft and an output shaft, the side shaft assembly comprises a side shaft, a rotatable second transmission group is sleeved on the side shaft, the adjacent first transmission groups are transmitted through the second transmission groups, and the reconfiguration type tower type multistage gear shifting and speed reducing device also comprises a gear shifting device, and the gear shifting device slides along the axis of the main shaft assembly to change gears; the gear shifting device has the function of multi-gear switching, and is provided with a plurality of first transmission groups capable of rotating independently, and the gear shifting device slides along the axis to select the first transmission group matched with the gear shifting device so as to switch gears; the three-shaft middle section is of a reconfigurable structure, the number of the middle sections can be increased according to requirements, the total reduction ratio is changed, and the selectable gears are increased.

Description

Tower multistage gear shifting decelerator of reconfiguration
Technical Field
The invention relates to the field of precision speed reducers, in particular to a reconfiguration tower type multistage gear shifting speed reducer.
Background
The speed reducer is a mechanical transmission device in various fields of national economy, and the industry related product category comprises various gear speed reducers, planetary gear speed reducers and worm speed reducers, and also comprises various special transmission devices, such as a speed increasing device, a speed regulating device, various compound transmission devices comprising a flexible transmission device and the like. Some reduction gear, such as gear reduction gear, usually has an input shaft and an output shaft, such as in a planetary rotary gearbox for a tower crane in CN 212928670U, where the output torque is relatively single and cannot meet the requirements under different working conditions, but a general reduction gear with gear switching has a complex structure and a large volume, so that there is a need for a compact reduction gear with gear switching.
Disclosure of Invention
The invention provides a reconfiguration tower type multistage gear shifting speed reducer which solves the problem of single torque of a traditional speed reducer.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a tower multistage gear shifting decelerator of reconfiguration type, includes main shaft assembly and side shaft assembly, and main shaft assembly is equipped with a plurality of independent pivoted first drive groups along the axis, and main shaft assembly both ends are equipped with input shaft and output shaft respectively, and side shaft assembly includes the side shaft, and the cover has rotatable second drive group on the side shaft, and adjacent first drive group is through the transmission of second drive group, still includes gearshift, and gearshift slides in order to change the gear along main shaft assembly axis.
In the preferred scheme, the main shaft subassembly includes outer axle subassembly and interior axle subassembly, and outer axle subassembly is hollow structure, and outer axle subassembly and interior axle subassembly slip cup joint, and outer axle subassembly includes outer axle front end spindle joint, outer axle terminal spindle joint and establishes a plurality of first drive groups between outer axle front end spindle joint and outer axle terminal spindle joint, and first drive group inner wall is equipped with the multidentate outer lane, and interior axle subassembly outer wall is equipped with a plurality of multidentate inner circles along the axial, and interior axle subassembly moves along the axial and makes multidentate inner circle and multidentate outer lane cooperation in order to switch the gear.
In the preferred scheme, first drive unit includes outer axle middle section axle festival, and outer axle middle section axle festival includes major diameter portion and path portion, and the multi-tooth outer lane is established at path portion inner wall, and path portion rotates the cup joint with the major diameter portion of adjacent outer axle middle section axle festival of first drive unit.
In the preferred scheme, the outer wall of the large-diameter part of the middle shaft joint of the outer shaft is sleeved with a first gear and a second gear, the second transmission group further comprises a sleeve, the sleeve is rotationally sleeved with the side shaft, the outer side of the sleeve is sleeved with a fifth gear and a sixth gear, the sixth gear is meshed with the second gear of the first transmission group for rotation, and the fifth gear is meshed with the first gear of the adjacent other first transmission group for rotation.
In the preferred scheme, be equipped with the second sliding sleeve between boundary axle and the sleeve pipe, be equipped with first sliding sleeve between the major diameter portion of outer axle middle section axle festival and the minor diameter portion of adjacent outer axle middle section axle festival.
In the preferred scheme, outer axle subassembly one end is connected with the input shaft, and input shaft one end is equipped with first joint section, and output shaft one end is equipped with the second joint section, and interior axle subassembly one end and first joint section slip cup joint, interior axle subassembly other end and second joint section slip cup joint.
In the preferred scheme, two ends of an outer shaft assembly are respectively provided with a first positioning plate and a second positioning plate, a plurality of side shaft assemblies are circumferentially arranged along the main shaft assembly, and two ends of the side shaft assembly are connected with the first positioning plates;
The two sides of the first positioning plate are respectively provided with a first bearing seat and a second bearing seat, the two sides of the second positioning plate are respectively provided with a third bearing seat and a fourth bearing seat, the output shaft is rotationally sleeved with the first bearing seat, the input shaft is rotationally sleeved with the fourth bearing seat, and two ends of the outer shaft assembly are respectively rotationally sleeved with the second bearing seat and the third bearing seat.
In the preferred scheme, the outside of the inner shaft assembly is also sleeved with a linear driving device, a driving coil is arranged in the linear driving device, a plurality of magnetic rings are arranged at the matching position of the outer wall of the inner shaft assembly and the driving coil, and the driving coil is electrified to drive the inner shaft assembly to linearly move.
In a preferred scheme, the inner shaft assembly comprises an inner shaft front end shaft joint, an inner shaft tail end shaft joint and an inner shaft middle section shaft joint, wherein the inner shaft front end shaft joint is connected with the inner shaft tail end shaft joint or the inner shaft front end shaft joint is connected with the inner shaft tail end shaft joint through the inner shaft middle section shaft joint, the first joint section is in sliding sleeve joint with the inner shaft front end shaft joint, and the second joint section is in sliding sleeve joint with the inner shaft tail end shaft joint;
The side shaft comprises a side shaft rear end section, a side shaft front end section and a side shaft middle section, wherein the side shaft rear end section is directly connected with the side shaft front end section or the side shaft rear end section is connected with the side shaft front end section through the side shaft middle section.
In the preferred scheme, first sliding keys and third sliding grooves are respectively arranged at two ends of the middle section shaft joint of the inner shaft, second sliding grooves and second sliding keys are respectively arranged at two ends of the end shaft joint of the inner shaft, the first sliding grooves are arranged at one end of the front end shaft joint of the inner shaft, the third sliding grooves are connected with the second sliding keys in a clamping mode, the first sliding grooves are connected with the first sliding keys in a clamping mode, and the second joint section is clamped in the second sliding grooves in a sliding mode.
The beneficial effects of the invention are as follows: the gear shifting device has the function of multi-gear shifting, and is provided with a plurality of first transmission groups capable of rotating independently, and the gear shifting device slides along the axis to select the first transmission groups matched with the gear shifting device so as to shift gears; the three-shaft middle section is of a reconfigurable structure, the number of the middle sections can be increased according to requirements, the total reduction ratio is changed, and the selectable gears are increased; on the basis of adopting the reconfiguration design, the outer shaft assembly is connected with each shaft joint through the sliding sleeve instead of the bearing, so that the size is smaller, the positioning cannot shake, and the structure is more compact.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is an internal structural view of the present invention.
Fig. 3 is a partial structural cross-sectional view of the present invention.
Fig. 4 is a cross-sectional view of a spindle assembly of the present invention.
Fig. 5 is a cross-sectional view of the outer shaft assembly of the present invention.
FIG. 6 is a block diagram of the inner shaft assembly of the present invention.
FIG. 7 is a schematic view of a side axle assembly of the present invention.
Fig. 8 is a schematic view of a linear driving apparatus of the present invention.
In the figure: a spindle assembly 1; an outer shaft assembly 101; an inner shaft assembly 102; an outer shaft midsection joint 103; a first gear 104; a second gear 105; a first sliding sleeve 106; a multi-tooth outer race 107; a first locking collar 108; an outer shaft front end shaft joint 109; a third gear 110; a fourth gear 111; an outer shaft end shaft joint 112; a shaft front end shaft joint 113; an inner shaft end shaft joint 114; an inner mid-shaft section 115; a multi-tooth inner race 116; a first chute 117; a first slide key 118; a jackscrew 119; a second chute 120; a magnetic ring 121; a third chute 122; a second slide key 123; a side shaft assembly 2; a side shaft rear end section 201; a side shaft front end section 202; a side shaft middle section 203; a fifth gear 204; a sixth gear 205; a sleeve 206; a second locking collar 207; a clamping sleeve 208; a second sliding sleeve 209; a first positioning plate 3; an input shaft 4; a first engagement section 401; a third runner 402; an output shaft 5; a second joint section 501; a mounting base 6; a closing plate 7; a linear driving device 8; a driving coil 801; a first bearing seat 9; a second bearing housing 10; a third bearing block 11; a fourth bearing housing 12; and a second positioning plate 13.
Detailed Description
As shown in fig. 1-8, a reconfiguration type tower type multistage gear shifting and reducing device comprises a main shaft assembly 1 and a side shaft assembly 2, wherein the main shaft assembly 1 is provided with a plurality of first transmission groups capable of rotating independently along an axis, two ends of the main shaft assembly 1 are respectively provided with an input shaft 4 and an output shaft 5, the side shaft assembly 2 comprises a side shaft, a rotatable second transmission group is sleeved on the side shaft, the adjacent first transmission groups are transmitted through the second transmission groups, the second transmission groups are multiple and can be arranged on the same side shaft or on different side shafts, the input shaft 4 is transmitted through the second transmission groups and the main shaft assembly 1, the main shaft assembly 1 is transmitted through another second transmission group and the output shaft 5, and the gear shifting device can move linearly, and slides along the axis of the main shaft assembly 1 to change gears.
In a preferred scheme, the main shaft assembly 1 comprises an outer shaft assembly 101 and an inner shaft assembly 102, the outer shaft assembly 101 is of a hollow structure, the outer shaft assembly 101 and the inner shaft assembly 102 are in sliding sleeve connection, the inner shaft assembly 102 can rotate relative to the outer shaft assembly 101 and can linearly move relative to the outer shaft assembly 101, the outer shaft assembly 101 comprises an outer shaft front end shaft joint 109, an outer shaft tail end shaft joint 112 and a plurality of first transmission groups arranged between the outer shaft front end shaft joint 109 and the outer shaft tail end shaft joint 112, the first transmission groups are of a reconstruction type, the number of the first transmission groups can be increased or decreased according to requirements, the total transmission ratio of the speed reducer is changed, the inner wall of the first transmission groups is provided with a plurality of multi-tooth inner rings 116, namely a gear shifting device, the outer wall of the inner shaft assembly 102 is axially provided with a plurality of multi-tooth inner rings 116, the multi-tooth inner rings 116 can be increased or decreased according to requirements, the inner shaft assembly 102 moves axially during gear shifting, so that the multi-tooth inner rings 116 are blocked with corresponding multi-tooth outer rings 107, and when another gear is replaced, the inner shaft assembly 102 continues to move in a direction or reversely, so that the other multi-tooth inner rings 116 are blocked with the corresponding multi-tooth inner rings 107.
In a preferred scheme, the first transmission group comprises an outer shaft middle section shaft joint 103, the outer shaft middle section shaft joint 103 comprises a large-diameter part and a small-diameter part, the multi-tooth outer ring 107 is arranged on the inner wall of the small-diameter part, and the small-diameter part is rotationally sleeved with the large-diameter part of the outer shaft middle section shaft joint 103 of the adjacent first transmission group.
The outer shaft middle section shaft joint 103 adopts a reconstruction type design, adopts a mode of alternately splicing and sleeving small-diameter parts and large-diameter parts, is convenient to increase and decrease in number, has the same diameter as the inner wall of the large-diameter parts, and the inner shaft assembly 102 drives the multi-tooth inner ring 116 to move to a proper position inside the outer shaft assembly 101 to be matched with the multi-tooth outer ring 107.
In a preferred scheme, the outer wall of the large diameter part of the middle shaft section 103 of the outer shaft is sleeved with a first gear 104 and a second gear 105, the second transmission group further comprises a sleeve 206, the sleeve 206 is rotationally sleeved with a side shaft, the outer side of the sleeve 206 is sleeved with a fifth gear 204 and a sixth gear 205 which are a group, the fifth gear 204 and the sixth gear 205 rotate at the same angular speed, the sixth gear 205 is meshed with the second gear 105 of the first transmission group for rotation, and the fifth gear 204 is meshed with the first gear 104 of the adjacent other first transmission group for rotation;
One side of the second gear 105 is locked and separated from the first gear 104 of the adjacent first transmission group through a first locking check ring 108, two ends of a sleeve 206 are also provided with second locking check rings 207 for locking the fifth gear 204 and the sixth gear 205, and two sides of the second transmission group are fixed on a side shaft through a clamping sleeve 208.
The second transmission group transmits the torque of the first transmission group of the previous group to the next group, the torque is further increased after being transmitted by the second transmission group once and returned to the outer shaft assembly 101, so that the torques on the first transmission groups of the outer shaft assembly 101 are different, and the inner shaft assembly 102 drives the multi-tooth inner ring 116 to select and match the appropriate first transmission group according to the torque requirement.
In a preferred embodiment, a second sliding sleeve 209 is disposed between the side shaft and the sleeve 206, and a first sliding sleeve 106 is disposed between the large diameter portion of the outer shaft middle section shaft section 103 and the small diameter portion of the adjacent outer shaft middle section shaft section 103.
Because there is the clearance between the inner and outer rings of the bearing, after the outer shaft middle section shaft joint 103 is reconfigured and sleeved with a plurality of bearings, the clearance error can be accumulated to cause shaking, therefore, the ceramic sliding sleeve is adopted as the bearing to replace the common bearing, the lower friction coefficient can be ensured, the surface contact can be utilized to replace the multipoint contact to increase the rigidity of the spliced outer shaft assembly 101, and similarly, the outer wall of the first joint section 401 is provided with the third sliding sleeve 402, and the third sliding sleeve 402 is used as the bearing to be rotatably sleeved with the inner shaft assembly 102.
In a preferred scheme, one end of the outer shaft assembly 101 is connected with the input shaft 4, one end of the input shaft 4 is provided with a first joint section 401, one end of the output shaft 5 is provided with a second joint section 501, one end of the inner shaft assembly 102 is in sliding sleeve joint with the first joint section 401, and the other end of the inner shaft assembly 102 is in sliding sleeve joint with the second joint section 501.
The input shaft 4 is fixedly connected with the outer shaft assembly 101, a third gear 110 is sleeved on the outer wall of the outer shaft front end shaft joint 109, the third gear 110 is meshed with a sixth gear 205 arranged on other side shafts, torque of the input shaft 4 is transmitted to the outer shaft assembly 101, a fourth gear 111 is sleeved on the outer wall of the outer shaft end shaft joint 112, and the fourth gear 111 is meshed with a fifth gear 204 (blocked by the side shafts in the figure) at another position, so that torque of the outer shaft assembly 101 is transmitted to the output shaft 5.
In a preferred scheme, two ends of an outer shaft assembly 101 are respectively provided with a first positioning plate 3 and a second positioning plate 13, a plurality of side shaft assemblies 2 are circumferentially arranged along the main shaft assembly 1, and two ends of a side shaft of each side shaft assembly 2 are connected with the first positioning plates 3;
The two sides of the first positioning plate 3 are respectively provided with a first bearing seat 9 and a second bearing seat 10, the two sides of the second positioning plate 13 are respectively provided with a third bearing seat 11 and a fourth bearing seat 12, the output shaft 5 is rotatably sleeved with the first bearing seat 9, the input shaft 4 is rotatably sleeved with the fourth bearing seat 12, and the two ends of the outer shaft assembly 101 are rotatably sleeved with the second bearing seat 10 and the third bearing seat 11.
The side shaft, the first locating plate 3 and the second locating plate 13 form a locating frame together, a sealing plate 7 is arranged outside the locating frame, and a mounting seat 6 is arranged at the end part of the locating frame, so that the locating frame is convenient to connect with a driving device.
In a preferred scheme, the outer side of the inner shaft assembly 102 is also sleeved with a linear driving device 8, a driving coil 801 is arranged in the linear driving device 8, a plurality of magnetic rings 121 are arranged at the matched position of the outer wall of the inner shaft assembly 102 and the driving coil 801, the polarities of the adjacent magnetic rings 121 are opposite, and the magnetic fields generated by the driving coil 801 and the magnetic fields of the magnetic rings 121 interact to drive the inner shaft assembly 102 to linearly move and control the positioning position.
In a preferred embodiment, the inner shaft assembly 102 includes an inner shaft front end shaft joint 113, an inner shaft end shaft joint 114 and an inner shaft middle section shaft joint 115, wherein the inner shaft front end shaft joint 113 is connected with the inner shaft end shaft joint 114 or the inner shaft front end shaft joint 113 is connected with the inner shaft end shaft joint 114 through the inner shaft middle section shaft joint 115, after the connection is sleeved, each connecting section is fixed through a jackscrew 119, the first connecting section 401 is in sliding sleeve connection with the inner shaft front end shaft joint 113, and the second connecting section 501 is in sliding sleeve connection with the inner shaft end shaft joint 114;
The side shaft comprises a side shaft rear end section 201, a side shaft front end section 202 and a side shaft middle section 203, wherein the side shaft rear end section 201 and the side shaft front end section 202 are directly connected or the side shaft rear end section 201 is connected with the side shaft front end section 202 through the side shaft middle section 203.
In a preferred scheme, a first sliding key 118 and a third sliding groove 122 are respectively arranged at two ends of the inner shaft middle section shaft joint 115, a second sliding groove 120 and a second sliding key 123 are respectively arranged at two ends of the inner shaft end shaft joint 114, a first sliding groove 117 is arranged at one end of the inner shaft front end shaft joint 113, the third sliding groove 122 is fixedly clamped with the second sliding key 123, the first sliding groove 117 is fixedly clamped with the first sliding key 118, the inner shaft front end shaft joint 113, the inner shaft end shaft joint 114 and the inner shaft middle section shaft joint 115 rotate at the same angular speed, and the second joint section 501 is clamped in the second sliding groove 120 to slide.
The above embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.

Claims (6)

1. A reconfiguration tower type multistage gear shifting speed reducing device is characterized in that: the gear shifting device comprises a main shaft assembly (1) and a side shaft assembly (2), wherein the main shaft assembly (1) is provided with a plurality of first transmission groups capable of rotating independently along an axis, two ends of the main shaft assembly (1) are respectively provided with an input shaft (4) and an output shaft (5), the side shaft assembly (2) comprises a side shaft, a rotatable second transmission group is sleeved on the side shaft, the adjacent first transmission groups are transmitted through the second transmission groups, and the gear shifting device slides along the axis of the main shaft assembly (1) to change gears;
the main shaft assembly (1) comprises an outer shaft assembly (101) and an inner shaft assembly (102), the outer shaft assembly (101) is of a hollow structure, the outer shaft assembly (101) and the inner shaft assembly (102) are in sliding sleeve joint, the outer shaft assembly (101) comprises an outer shaft front end shaft joint (109), an outer shaft tail end shaft joint (112) and a plurality of first transmission groups arranged between the outer shaft front end shaft joint (109) and the outer shaft tail end shaft joint (112), a multi-tooth outer ring (107) is arranged on the inner wall of the first transmission group, a plurality of multi-tooth inner rings (116) are arranged on the outer wall of the inner shaft assembly (102) along the axial direction, and the inner shaft assembly (102) moves along the axial direction to enable the multi-tooth inner rings (116) to be matched with the multi-tooth outer ring (107) so as to switch gears;
The first transmission group comprises an outer shaft middle section shaft joint (103), the outer shaft middle section shaft joint (103) comprises a large-diameter part and a small-diameter part, the outer shaft middle section shaft joint (103) adopts a reconstruction design, the small-diameter part and the large-diameter part are alternatively spliced and sleeved, the multi-tooth outer ring (107) is arranged on the inner wall of the small-diameter part, and the small-diameter part is rotationally sleeved with the large-diameter part of the outer shaft middle section shaft joint (103) of the adjacent first transmission group;
The outer wall of the large diameter part of the middle shaft section (103) of the outer shaft is sleeved with a first gear (104) and a second gear (105), the second transmission group further comprises a sleeve (206), the sleeve (206) is rotationally sleeved with a side shaft, a fifth gear (204) and a sixth gear (205) are sleeved outside the sleeve (206), the sixth gear (205) is meshed with the second gear (105) of the first transmission group for rotation, and the fifth gear (204) is meshed with the first gear (104) of the adjacent other first transmission group for rotation;
A second sliding sleeve (209) is arranged between the side shaft and the sleeve (206), and a first sliding sleeve (106) is arranged between the large diameter part of the outer shaft middle section shaft joint (103) and the small diameter part of the adjacent outer shaft middle section shaft joint (103).
2. The reconfigurable tower multi-stage gear reduction apparatus according to claim 1, wherein: one end of the outer shaft assembly (101) is connected with the input shaft (4), a first joint section (401) is arranged at one end of the input shaft (4), a second joint section (501) is arranged at one end of the output shaft (5), one end of the inner shaft assembly (102) is in sliding sleeve joint with the first joint section (401), and the other end of the inner shaft assembly (102) is in sliding sleeve joint with the second joint section (501).
3. The reconfigurable tower multi-stage gear reduction apparatus according to claim 2, characterized in that: the two ends of the outer shaft assembly (101) are respectively provided with a first positioning plate (3) and a second positioning plate (13), a plurality of side shaft assemblies (2) are circumferentially arranged along the main shaft assembly (1), and two ends of a side shaft of each side shaft assembly (2) are connected with the first positioning plates (3);
The two sides of the first positioning plate (3) are respectively provided with a first bearing seat (9) and a second bearing seat (10), the two sides of the second positioning plate (13) are respectively provided with a third bearing seat (11) and a fourth bearing seat (12), the output shaft (5) is rotationally sleeved with the first bearing seat (9), the input shaft (4) is rotationally sleeved with the fourth bearing seat (12), and two ends of the outer shaft assembly (101) are respectively rotationally sleeved with the second bearing seat (10) and the third bearing seat (11).
4. The reconfigurable tower multi-stage gear reduction apparatus according to claim 2, characterized in that: the outer side of the inner shaft assembly (102) is also sleeved with a linear driving device (8), a driving coil (801) is arranged in the linear driving device (8), a plurality of magnetic rings (121) are arranged at the matching position of the outer wall of the inner shaft assembly (102) and the driving coil (801), and the driving coil (801) is electrified to drive the inner shaft assembly (102) to linearly move.
5. The reconfigurable tower multi-stage gear reduction apparatus according to claim 2, characterized in that: the inner shaft assembly (102) comprises an inner shaft front end shaft joint (113), an inner shaft tail end shaft joint (114) and an inner shaft middle section shaft joint (115), wherein the inner shaft front end shaft joint (113) is connected with the inner shaft tail end shaft joint (114) or the inner shaft front end shaft joint (113) is connected with the inner shaft tail end shaft joint (114) through the inner shaft middle section shaft joint (115), the first joint section (401) is in sliding sleeve joint with the inner shaft front end shaft joint (113), and the second joint section (501) is in sliding sleeve joint with the inner shaft tail end shaft joint (114);
The side shaft comprises a side shaft rear end section (201), a side shaft front end section (202) and a side shaft middle section (203), wherein the side shaft rear end section (201) and the side shaft front end section (202) are directly connected or the side shaft rear end section (201) is connected with the side shaft front end section (202) through the side shaft middle section (203).
6. The reconfigurable tower multi-stage gear reduction apparatus according to claim 5, wherein: the two ends of the middle shaft section (115) of the inner shaft are respectively provided with a first sliding key (118) and a third sliding groove (122), the two ends of the end shaft section (114) of the inner shaft are respectively provided with a second sliding groove (120) and a second sliding key (123), one end of the front end shaft section (113) of the inner shaft is provided with a first sliding groove (117), the third sliding groove (122) is clamped with the second sliding key (123), the first sliding groove (117) is clamped with the first sliding key (118), and the second joint section (501) is clamped in the second sliding groove (120) to slide.
CN202110574213.5A 2021-05-25 2021-05-25 Tower multistage gear shifting decelerator of reconfiguration Active CN113339466B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110574213.5A CN113339466B (en) 2021-05-25 2021-05-25 Tower multistage gear shifting decelerator of reconfiguration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110574213.5A CN113339466B (en) 2021-05-25 2021-05-25 Tower multistage gear shifting decelerator of reconfiguration

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001227563A (en) * 2000-02-14 2001-08-24 Yanmar Diesel Engine Co Ltd Transmission of working vehicle
CN101858404A (en) * 2009-01-26 2010-10-13 伦克股份有限公司 The heavy-duty transmission that can shift gears
JP2011163458A (en) * 2010-02-10 2011-08-25 Aisin Ai Co Ltd Shift operation device for automatic transmission
CN104373533A (en) * 2014-10-28 2015-02-25 成都星海科机械设备有限公司 Gear distribution box
JP2015140893A (en) * 2014-01-30 2015-08-03 株式会社イケヤフォ−ミュラ transmission
RU2577927C1 (en) * 2014-11-25 2016-03-20 Общество с ограниченной ответственностью "КОМ" Automotive gearshift box
CN107143650A (en) * 2017-06-15 2017-09-08 苏州金世装备制造股份有限公司 A kind of automobile gearbox travelling gear
CN207145539U (en) * 2017-09-21 2018-03-27 重庆威能奇传动技术有限公司 Compact gear transmission mechanism on reductor

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001227563A (en) * 2000-02-14 2001-08-24 Yanmar Diesel Engine Co Ltd Transmission of working vehicle
CN101858404A (en) * 2009-01-26 2010-10-13 伦克股份有限公司 The heavy-duty transmission that can shift gears
JP2011163458A (en) * 2010-02-10 2011-08-25 Aisin Ai Co Ltd Shift operation device for automatic transmission
JP2015140893A (en) * 2014-01-30 2015-08-03 株式会社イケヤフォ−ミュラ transmission
CN104373533A (en) * 2014-10-28 2015-02-25 成都星海科机械设备有限公司 Gear distribution box
RU2577927C1 (en) * 2014-11-25 2016-03-20 Общество с ограниченной ответственностью "КОМ" Automotive gearshift box
CN107143650A (en) * 2017-06-15 2017-09-08 苏州金世装备制造股份有限公司 A kind of automobile gearbox travelling gear
CN207145539U (en) * 2017-09-21 2018-03-27 重庆威能奇传动技术有限公司 Compact gear transmission mechanism on reductor

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