CN106224470B - A kind of gearbox - Google Patents
A kind of gearbox Download PDFInfo
- Publication number
- CN106224470B CN106224470B CN201610807210.0A CN201610807210A CN106224470B CN 106224470 B CN106224470 B CN 106224470B CN 201610807210 A CN201610807210 A CN 201610807210A CN 106224470 B CN106224470 B CN 106224470B
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- Prior art keywords
- gear
- shifting slide
- flange
- center shifting
- hole
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Classifications
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
- F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
- F16H3/666—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another with compound planetary gear units, e.g. two intermeshing orbital gears
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/70—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- 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
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
-
- 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
-
- 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
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
-
- 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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/04—Ratio selector apparatus
- F16H59/041—Ratio selector apparatus consisting of a final output mechanism, e.g. ratio selector being directly linked to a shiftfork
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/201—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
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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
- F16H2306/00—Shifting
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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
- F16H2700/00—Transmission housings and mounting of transmission components therein; Cooling; Lubrication; Flexible suspensions, e.g. floating frames
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Structure Of Transmissions (AREA)
- General Details Of Gearings (AREA)
Abstract
A kind of gearbox, the top of cabinet are equipped with upper flange, and bottom is equipped with lower flange, partition are equipped in cabinet, partition is between upper flange and lower flange；Change the position of center shifting slide gear by stirring handle assembly, after the revolving speed that motor inputs is changed into low rotation speed large torque by three groups of compound planet gear realizations, it is exported again by center shifting slide gear to the speed reducer of next stage, same planetary transmission is realized, more than one output revolving speed and torque are capable of providing.
Description
Technical field
Shibuya of the present invention and a kind of speed change gear of drilling machine power head, especially a kind of planetary speed variator.
Background technique
Most of power heads of drilling machine can only provide a fixed revolving speed and a fixed output torque.In recent years
Come, the construction of drilling machine is constantly updated, and new engineering method continuously emerges, and is had to the output revolving speed and torque of power head higher
Demand, for example, full screw earth auger be usually used to for piling machinery carry out pilot hole, need higher revolving speed and lower torque
It constructs, can just there is a higher operating efficiency.In addition, screw rod pile and extruded and extended pile require big torque and low revolving speed.
The power head for exporting single fixed rotating speed and even twisting moment is no longer satisfied the needs of user, and user is current only
Needs can be met by addition purchasing the power head of the slow-speed of revolution, increase the cost that user uses.
In foundation construction machinery, also there is frequency converter variable-speed dynamic head, DC motor speed-regulating power head and hydraulic change
Fast power head, frequency converter power head and direct current generator power head can only speed change, torque cannot be changed；Hydraulic speed-changing power head for
For high power unit head, energy loss is larger, seldom uses.
Since space is limited in power head, need to find a kind of small volume, the speed regulation that driving torque is larger, easy to adjust
Mechanism.
Summary of the invention
The object of the present invention is to provide a kind of small volumes, the planetary gear speed-changing dress that driving torque is larger, easy to adjust
It sets.
The technical scheme is that a kind of gearbox, the top of cabinet 1 is equipped with upper flange 11, and bottom is equipped with lower flange
12, partition 13 is equipped in cabinet, partition is between upper flange and lower flange；It further include speed adjusting gear, speed adjusting gear passes through
Lower flange and partition 13 are fixed in cabinet；Speed adjusting gear is coupled by the hole on upper flange with the motor power axis of upper level；
Speed adjusting gear is coupled by the hole on lower flange with the input splined shaft of next stage speed reducer；The speed adjusting gear is mainly by too
2, three groups of compound planet gears 3 of sun wheel, center shifting slide gear 4, shift fork sliding rack 5, handle assembly 6, sliding axle 7 and slip yoke 8
Composition；The central shaft hole of center shifting slide gear 4 is equipped with the spline matched with the gear of sun gear；Sun gear 2 is mainly by one
The power input portion and output gear of body form, direction of the output gear of sun gear from upper flange to lower flange pass through every
Aperture on plate enters the space between partition and lower flange, and the power input portion inner hole of sun gear, which is equipped with, to be used for and motor
The spline of power axis connection, output gear are located between three groups of compound planet gears and engage respectively with them；Every group of duplex planet
Gear 3, the one group of gear 32 and one group of lower gear 33, fixing axle 34, upper bearing (metal) mainly connected by passing through a rooted tooth wheel case 31
35 and lower bearing 36 form；Outwardly projecting transmission gear is equipped in the middle part of center shifting slide gear 4, inner hole is towards one end of upper flange
Equipped with the input spline that the output gear with sun gear matches, it is equipped with towards one end of lower flange defeated with next stage speed reducer
Enter the output spline that splined shaft matches, the input splined shaft of next stage speed reducer is upward through during the hole on lower flange is socketed in
On the output spline of 4 inner hole of heart shifting slide gear；Shift fork sliding rack 5 is inserted into direction of the center shifting slide gear from upper flange to lower flange
On fixation hole；When needing multi-change speed, coaxial multiple groups different-diameter is added between gear group and lower gear group
Gear, while installing corresponding transmission gear group additional on the shifting slide gear of center, it will be able under input speed unanimous circumstances, lead to
It crosses and moves the position that handle assembly adjusts center shifting slide gear, realize different gears and the corresponding gear on the shifting slide gear of center
Group engagement, so as to export a variety of different revolving speeds and corresponding torque.
It is solid that one end of fixing axle 34 sequentially passes through upper bearing (metal) 35, gear 32, geared sleeve 31, lower gear 33 and lower bearing 36
Lower flange is scheduled on towards on the wall surface of upper flange, the other end of fixing axle 34 is fixed on partition；The diameter of gear 32 is greater than
The diameter of lower gear 33；The center shifting slide gear 4 and sun gear 2 is located on the central axes of three groups of compound planet gears, too
The output gear of sun wheel is engaged with three gears 32 of three groups of compound planet gears, and the output gear length of sun gear is greater than three
The length of a gear, and highlight from the end face of three gears towards lower flanges；Wall surface of the sun gear towards lower flange
Be equipped with the fixation hole that is recessed inwardly, fixation hole is inserted into direction of the fixing bolt from lower flange to upper flange, by sun gear with it is defeated
The power output shaft for entering motor tightens together.
Handle assembly 6 mainly include handle 61, connecting shaft 62, adjustment axis 63, adjusting screw 64, rocker arm 65, sliding block axis 66,
Sliding block 67 forms, and regulating tank 191, fixation hole 192 and adjustment hole 193 are equipped on cabinet；Connecting shaft 62 passes through adjustment hole 193,
One end outside cabinet is connect with one end of handle 61, is located in the box body one end and is connect with one end of rocker arm 65；Adjustment axis
63 one end is stuck in regulating tank, can be moved under the effect of external force along regulating tank, and the other end of adjustment axis passes through handle
Adjustable side, adjusting screw are screwed in the end that adjustment axis is worn out from handle；The adjustable side of rocker arm passes through sliding block axis and sliding block
Connection, sliding block are placed in the aperture reserved on 8 side wall of slip yoke, and slip yoke lower part is equipped with fixing groove；The side of shift fork sliding rack 5
Wall is equipped with outwardly projecting fixed frame, and the fixing groove that fixed frame is caught in positioned at 8 lower part of slip yoke is fixed；The slip yoke 8
It is equipped with axis hole, direction of the sliding axle 7 from upper flange to lower flange is on partition 13, axis hole and lower flange on slip yoke 8
Fixation hole be fixed in cabinet, sliding axle 7 is parallel with the central axis of cabinet, and slip yoke is enable to drive under the effect of external force
Shift fork sliding rack and center shifting slide gear are moved along sliding axle；There are three working conditions for center shifting slide gear, when handle assembly 6
When drawing minimum point, the output gear of center shifting slide gear is engaged with three lower gears 33 of three groups of compound planet gears, works as handle
When handle assembly moves on to middle part, the output gear of center shifting slide gear is hanging, the idle running of center shifting slide gear, when handle assembly is lifted
When to highest point, the input spline of the output gear insertion center shifting slide gear of sun gear, sun gear directly drives center sliding
Gear rotation.
The edge arrival center shifting slide gear of the output gear of the center shifting slide gear 4 towards lower flange inputs spline
The distance at top is not more than sun gear towards the distance between the wall surface of lower flange and lower gear.
The cabinet further includes upper shell 16, lower shell 17 and a plurality of floor 15；The bottom wall and laxative remedy of lower shell 16
The roof connection of orchid 12；The outer diameter of lower shell and the internal diameter of upper shell are identical, and the two forms tight fit；The roof of upper shell 16 with
The bottom wall of upper flange 11 connects；The floor is cuboid, and it is identical as the height of upper shell that length is equipped in the long side of side
L-type slot, uniform welding is on lower shell and upper shell outer wall in such a way that L-type slot is welded on upper shell 16 for floor, floor
Top and upper flange connected towards the end face of lower flange, the bottom end of floor and lower flange are connected towards the end face of upper flange；On
The internal diameter of cylinder is greater than maximum outside diameter composed by three gears of three groups of compound planet gears；The internal diameter of lower shell is greater than three
Maximum outside diameter composed by three lower gears of group compound planet gear.
Corresponding fluting is set on upper shell 16 and lower shell 17, and the end plate 18 that middle part is equipped with Measuring error window is fixed
Cover board 19 is tightened on end plate on fluting, then with screw, the Measuring error window cover on end plate is lived；Regulating tank 191 is adjusted
Hole 193 and the setting of fixation hole 192 are on the cover board；Handle assembly 6 is installed on the cover board.
Beneficial effect
1, the position for changing center shifting slide gear by stirring handle assembly, will be electric by three groups of compound planet gear realizations
It after the revolving speed of machine input is changed into low rotation speed large torque, then is exported to the speed reducer of next stage by center shifting slide gear, realization
Same gearbox, is capable of providing more than one output revolving speed and torque；
2, cabinet and speed adjusting gear are compact to design, occupy little space, and transmission efficiency is high, and stationarity is good, and long service life makes
With easy to maintenance.
Detailed description of the invention
Fig. 1 is main view diagrammatic cross-section of the invention；
Fig. 2 is main view three-dimensional appearance schematic diagram of the invention；
Fig. 3 is the figure that pops of Fig. 2；
Fig. 4 is the schematic perspective view of speed adjusting gear；
Fig. 5 is the schematic perspective view of another angle of speed adjusting gear；
Fig. 6 is the figure that pops of Fig. 6；
Fig. 7 is three-dimensional fragmentary sectional view of the invention；
Fig. 8 is the outside drawing of cabinet；
Fig. 9 is the partial structural diagram of cabinet.
Specific embodiment
As shown in Figure 1, Figure 2 and Figure 3, a kind of gearbox, the top of cabinet 1 are equipped with upper flange 11, and bottom is equipped with lower flange
12, partition 13 is equipped in cabinet, partition is between upper flange and lower flange；Gearbox further includes speed adjusting gear, governor
Structure is fixed in cabinet by lower flange and partition 13；The motor power axis that speed adjusting gear passes through hole and upper level on upper flange
Connection, motor give speed adjusting gear power transmission；The input flower that speed adjusting gear passes through the hole and next stage speed reducer on lower flange
The connection of key axis, output revolving speed and produces torque and passes to next stage speed reducer.
As shown in Fig. 4 to Fig. 7, the speed adjusting gear is mainly slid by 2, three groups of compound planet gears 3 of sun gear, center
Gear 4, shift fork sliding rack 5, handle assembly 6, sliding axle 7 and slip yoke 8 form.
The central shaft hole of center shifting slide gear 4 is equipped with the spline matched with the gear of sun gear；Handle assembly installation
In the aperture reserved on box body wall.
Sun gear 2 is mainly made of integrated power input portion and output gear, and the output gear of sun gear is from upper
Flange enters the space partition and lower flange, the power input of sun gear to aperture of the direction of lower flange on partition
Part inner hole is equipped with the spline for coupling with motor power axis, the spline and motor of the power input portion inner hole of sun gear
Power when motor power axis rotates, is passed to sun gear, sun gear is driven to rotate synchronously by the socket of power axis.The output of sun gear
Gear is located between three groups of compound planet gears and engages respectively with them.
In the middle part of center shifting slide gear 4 be equipped with outwardly projecting transmission gear, inner hole towards one end of upper flange be equipped with too
The input spline that the output gear of sun wheel matches is equipped with the input splined shaft with next stage speed reducer towards one end of lower flange
The output spline to match, the input splined shaft of next stage speed reducer are upward through the hole on lower flange and are socketed in center sliding tooth
It takes turns on the output spline of 4 inner holes；Fixation on direction insertion shift fork sliding rack 5 of the center shifting slide gear from from upper flange to lower flange
Hole.
Every group of compound planet gear 3, mainly by passing through the gear 32 and lower gear 33, fixation that a rooted tooth wheel case 31 connects
Axis 34, upper bearing (metal) 35 and lower bearing 36 form；One end of fixing axle 34 sequentially pass through upper bearing (metal) 35, gear 32, geared sleeve 31,
Lower gear 33 and lower bearing 36 are fixed on lower flange towards on the wall surface of upper flange, and the other end of fixing axle 34 is fixed on partition
On；The diameter of gear 32 is greater than the diameter of lower gear 33.It is fixed between geared sleeve and fixing axle with holding screw.
Three groups of compound planet gears are located on three angles of equilateral triangle.The center shifting slide gear 4 and too
Sun wheel 2 is located on the central axes of three groups of compound planet gears, and three of the output gear of sun gear and three groups of compound planet gears
Gear 32 engages, and power is passed to three gears.The output gear length of sun gear is greater than the length of three gears,
And it highlights from the end face of three gears towards lower flanges.The wall surface of sun gear towards lower flange, which is equipped with, to be recessed inwardly
Fixation hole is inserted into fixation hole, direction of the fixing bolt from lower flange to upper flange, by the power output of sun gear and input motor
Axis tightens together.
Handle assembly 6 is used to adjust the position of center shifting slide gear, to realize speed regulation and adjust square.It mainly includes handle
61, connecting shaft 62, adjustment axis 63, adjusting screw 64, rocker arm 65, sliding block axis 66, sliding block 67 form.Handle assembly a part is located at
It is mutually used for manual operation in vitro, a part is located in the box body, for speed adjusting gear will to be passed to the operation of cabinet outer portion, with
Change output speed and torque.
Regulating tank 191, fixation hole 192 and adjustment hole 193 are equipped on cabinet；Connecting shaft 62 passes through adjustment hole 193, is located at
One end outside cabinet is connect with one end of handle 61, is located in the box body one end and is connect with one end of rocker arm 65；Adjustment axis 63
One end is stuck in regulating tank, and adjustment axis can be moved along regulating tank under the effect of external force, and the other end of adjustment axis passes through handle
Adjustable side, adjusting screw is screwed in the end that adjustment axis is worn out from handle, plays fastening handle and shakes the connection of wall
Effect.
The adjustable side of rocker arm is connect by sliding block axis with sliding block, and sliding block is placed in the aperture reserved on 8 side wall of slip yoke,
Slip yoke lower part is equipped with fixing groove；The side wall of shift fork sliding rack 5 is equipped with outwardly projecting fixed frame, and fixed frame is caught in be located at and slide
The fixing groove of 8 lower part of moving fork is fixed.
The slip yoke 8 is equipped with axis hole, and direction of the sliding axle 7 from upper flange to lower flange passes through partition 13, sliding
The fixation hole on axis hole and lower flange on fork 8 is fixed in cabinet, and sliding axle 7 is parallel with the central axis of cabinet, makes slip yoke
Shift fork sliding rack and center shifting slide gear can be driven to move along sliding axle under the effect of external force, change center shifting slide gear
Position, to have the function that torque is adjusted in speed regulation.
Center shifting slide gear is there are three working condition, when handle assembly 6 is drawn to minimum point, center shifting slide gear it is defeated
Gear is engaged with three lower gears 33 of three groups of compound planet gears out, and center shifting slide gear presses the rotation speed operation after speed change.When
When handle assembly moves on to middle part, the output gear of center shifting slide gear is hanging, the idle running of center shifting slide gear.When handle assembly
When lifting to highest point, the input spline of the output gear insertion center shifting slide gear of sun gear, sun gear directly drives center sliding
Gear rotation is moved, center shifting slide gear presses original rotation speed operation.
The edge arrival center shifting slide gear of the output gear of the center shifting slide gear 4 towards lower flange inputs spline
The distance at top is not more than sun gear towards the distance between the wall surface of lower flange and lower gear.I.e. center shifting slide gear with too
Except the output gear of sun wheel is engaged or engaged with three lower gears of three groups of compound planet gears, there are also a kind of states, are exactly
With both out of mesh vacant states.
The side wall at 7 top of sliding axle is equipped with the card slot being recessed inwardly, and a part of fixture block 14 is laterally inserted into
Card slot, fixture block are fixed by screws on partition roof；It slides on the tip of the axis insertion lower flange in corresponding hole.By sliding axle
It fixes, generates and move when sliding axle being made slip yoke will not to be driven to move up and down along sliding axle because of handle assembly.
As shown in Figure 7, Figure 8 and Figure 9, the cabinet further includes upper shell 16, lower shell 17 and a plurality of floor 15；Under
The bottom wall of cylinder 16 is connect with the roof of lower flange 12；The outer diameter of lower shell and the internal diameter of upper shell are identical, and the two forms close-fitting
It closes；The roof of upper shell 16 is connect with the bottom wall of upper flange 11.The side long side of floor is equipped with the height of length and upper shell
Identical L-type slot, floor in such a way that L-type slot is welded on upper shell 16 uniform welding on lower shell and upper shell outer wall,
The top of floor and upper flange are connected towards the end face of lower flange, and the bottom end of floor and lower flange connect towards the end face of upper flange
It connects, i.e., upper shell and lower shell are socketed, and reinforce connection between the two by floor.
The internal diameter of upper shell is greater than maximum outside diameter composed by three gears of three groups of compound planet gears；Lower shell
Internal diameter is greater than maximum outside diameter composed by three lower gears of three groups of compound planet gears.I.e. three gears are located at upper shell
Interior, three lower gears are located in lower shell.
Corresponding fluting is set on the side wall of upper shell 16 and lower shell 17, middle part is equipped with to the end plate of Measuring error window
18 are fixed on fluting, then cover board 19 is tightened on end plate with screw, the Measuring error window cover on end plate are lived, handle assembly
6 installations are on the cover board.Regulating tank 191, adjustment hole 193 and fixation hole 192 are arranged on the cover board, for installing handle assembly.
Seal washer is set between end plate and cover board.
As long as cover board is removed, Measuring error window can expose, and checked speed adjusting gear or repaired when needing
Or it when assembling, requires to operate speed adjusting gear by Measuring error window.
Box body wall is equipped with air pressure adjustment hole, and cabinet exterior is equipped with ventilation block, is equipped with stomata, one end of stomata in ventilation block
It is connected with air pressure adjustment hole, the other end is opening up, and breather plug 9 is filled in stomata.
The oiling in the cabinet, is immersed in the lower part of speed adjusting gear in oil, plays lubrication and drop to speed adjusting gear
The effect of temperature.
Washer is all cased with outside all bearings, protection bearing extends bearing service life.
When the motor size that gearbox to be coupled is matched with upper flange, directly it is connect with upper flange, but work as motor size
When bigger than normal, by 1 upper flange outer wall of cabinet install additional size be greater than upper flange connecting flange 111, then by connecting flange with
Motor connection.
Gearbox is the speed change gear for drilling machine power head, and drilling machine power head is the core component of drilling machine.Mesh
Preceding most power heads on the market all only one output revolving speed and a kind of output torque.Using planetary gear of the invention
Speed change gear, motor drives sun gear as driving gear, slows down through three groups of compound planet gears, then passes through center shifting slide gear
Output.The input splined shaft of next stage speed reducer and the output spline of center shifting slide gear are socketed, and center shifting slide gear is deceleration
Revolving speed afterwards passes to next stage speed reducer with the torque improved.
The key step of gearbox assembling:
1, first that the cleaning parts to be assembled are clean, remove sharp edge, flash；
2, three groups of compound planet gears are assembled, compound planet gear axial restraint is good, it is used between geared sleeve and fixing axle
Holding screw is fixed reliable；
3, center shifting slide gear and shift fork sliding rack are fixed, the center of cabinet is put into from aperture, it is double by three groups
Join the rotation of planetary gear tooth socket, be allowed to engage with center shifting slide gear, then penetrates fixing axle axial restraint and consolidate；
4, it is located at sliding block in the aperture reserved on slip yoke side wall, will covers
Plate and cabinet plane fasten, and add paper washer sealing；
5, bottom of box lower flange end face outwardly and the upper surface of next stage speed reducer are fastened, and adds paper washer sealing；
6, motor and sun gear assemble, and axial restraint is good, are packed into cabinet together with sun gear, encryption envelope paper washer in end face is solid
It is fixed；
7, idle running motor checks whether gear backlash is suitable, after adjustment is suitable, then the oiling in cabinet；It has assembled
At.
Extending design on the basis of the present invention, for example, there is two groups of teeth wheel in three groups of above-mentioned compound planet gears: one
Group gear and one group of lower gear.When needing multi-change speed, coaxial multiple groups are added between gear group and lower gear group
The gear of different-diameter, while installing corresponding transmission gear group additional on the shifting slide gear of center, it will be able to it is consistent in input speed
In the case where, the position of center shifting slide gear is adjusted by moving handle assembly, realizes the different gears on the shifting slide gear of center
It is engaged with corresponding gear set, so as to export a variety of different revolving speeds and corresponding torque.
Gearbox can also be applied in other machine drivings as independent component.
Above-described embodiment is intended merely to interpretation purposes of the invention, and is not limitation of the present invention, this technology
The those of ordinary skill in field makes a variety of changes or substitutes within the essential scope of the present invention, also should belong to guarantor of the invention
Protect scope.
Claims (6)
1. the top of a kind of gearbox, cabinet (1) is equipped with upper flange (11), bottom is equipped with lower flange (12), is equipped in cabinet
Partition (13), partition is between upper flange and lower flange；It is characterized by also including speed adjusting gears, under speed adjusting gear passes through
Flange and partition (13) are fixed in cabinet；Speed adjusting gear is coupled by the hole on upper flange with the motor power axis of upper level；
Speed adjusting gear is coupled by the hole on lower flange with the input splined shaft of next stage speed reducer；The speed adjusting gear is mainly by too
Sun wheel (2), three groups of compound planet gears (3), center shifting slide gear (4), shift fork sliding rack (5), handle assembly (6), sliding axle
(7) it is formed with slip yoke (8)；The central shaft hole of center shifting slide gear (4) is equipped with the spline matched with the gear of sun gear；
Sun gear (2) is mainly made of integrated power input portion and output gear, the output gear of sun gear from upper flange to
Aperture of the direction of lower flange on partition enters the space partition and lower flange, in the power input portion of sun gear
Hole is equipped with spline for couple with motor power axis, output gear between three groups of compound planet gears and respectively with they
Engagement；Every group of compound planet gear (3), mainly by under the one group of gear (32) and one group by a rooted tooth wheel case (31) connection
Gear (33), fixing axle (34), upper bearing (metal) (35) and lower bearing (36) composition；It is equipped in the middle part of center shifting slide gear (4) to evagination
Transmission gear out, inner hole are equipped with the input spline matched with the output gear of sun gear, direction towards one end of upper flange
One end of lower flange is equipped with the output spline to match with the input splined shaft of next stage speed reducer, the input of next stage speed reducer
Splined shaft is upward through the hole on lower flange and is socketed on the output spline of center shifting slide gear (4) inner hole；Center shifting slide gear
Fixation hole from upper flange in the direction of lower flange insertion shift fork sliding rack (5)；When needing multi-change speed, in gear group
And the gear of coaxial multiple groups different-diameter is added between lower gear group, while installing corresponding speed change additional on the shifting slide gear of center
Gear set, it will be able under input speed unanimous circumstances, the position of center shifting slide gear is adjusted by moving handle assembly, it is real
Different gears on existing center shifting slide gear are engaged with corresponding gear set, so as to export a variety of different revolving speeds and accordingly
Torque.
2. gearbox according to claim 1, it is characterised in that: one end of fixing axle (34) sequentially passes through upper bearing (metal)
(35), gear (32), geared sleeve (31), lower gear (33) and lower bearing (36) are fixed on wall surface of the lower flange towards upper flange
On, the other end of fixing axle (34) is fixed on partition；The diameter of gear (32) is greater than the diameter of lower gear (33)；Described
Center shifting slide gear (4) and sun gear (2) are located on the central axes of three groups of compound planet gears, the output gear of sun gear and three
Three gears (32) engagement of group compound planet gear, the output gear length of sun gear are greater than the length of three gears,
And it highlights from the end face of three gears towards lower flanges；The wall surface of sun gear towards lower flange, which is equipped with, to be recessed inwardly
Fixation hole is inserted into fixation hole, direction of the fixing bolt from lower flange to upper flange, by the power output of sun gear and input motor
Axis tightens together.
3. gearbox according to claim 2, it is characterised in that: handle assembly (6) mainly includes handle (61), connecting shaft
(62), adjustment axis (63), adjusting screw (64), rocker arm (65), sliding block axis (66), sliding block (67) composition, are equipped on cabinet and adjust
Save slot (191), fixation hole (192) and adjustment hole (193)；Connecting shaft (62) passes through adjustment hole (193), one end outside cabinet
It is connect with one end of handle (61), is located in the box body one end and is connect with one end of rocker arm (65)；One end card of adjustment axis (63)
It in regulating tank, can be moved under the effect of external force along regulating tank, the other end of adjustment axis passes through the adjustable side of handle, adjusts
Screw is screwed in the end that adjustment axis is worn out from handle；The adjustable side of rocker arm is connect by sliding block axis with sliding block, sliding block peace
It sets in the aperture reserved on slip yoke (8) side wall, slip yoke lower part is equipped with fixing groove；It is set on the side wall of shift fork sliding rack (5)
There is outwardly projecting fixed frame, the fixing groove that fixed frame is caught in positioned at slip yoke (8) lower part is fixed；On the slip yoke (8)
Equipped with axis hole, direction of the sliding axle (7) from upper flange to lower flange passes through partition (13), the axis hole on slip yoke (8) and laxative remedy
Fixation hole on orchid is fixed in cabinet, and sliding axle (7) is parallel with the central axis of cabinet, enables slip yoke in the effect of external force
Lower drive shift fork sliding rack and center shifting slide gear are moved along sliding axle；There are three working conditions for center shifting slide gear, work as handle
When minimum point is arrived in handle assembly (6) drawing, three lower gears of the output gear of center shifting slide gear and three groups of compound planet gears
(33) it engages, when handle assembly moves on to middle part, the output gear of center shifting slide gear is hanging, the idle running of center shifting slide gear,
When handle assembly lifts to highest point, the output gear of sun gear is inserted into the input spline of center shifting slide gear, and sun gear is straight
Tape splicing moves the rotation of center shifting slide gear.
4. gearbox according to claim 3, it is characterised in that: the output gear court of the center shifting slide gear (4)
It is not more than wall surface of the sun gear towards lower flange to the distance at the top of the edge arrival center shifting slide gear of lower flange input spline
The distance between lower gear.
5. gearbox according to claim 1, it is characterised in that: the cabinet further includes upper shell (16), lower shell
(17) and a plurality of floor (15)；The bottom wall of lower shell (16) is connect with the roof of lower flange (12)；The outer diameter of lower shell with it is upper
The internal diameter of cylinder is identical, and the two forms tight fit；The roof of upper shell (16) is connect with the bottom wall of upper flange (11)；The rib
Plate is cuboid, and length L-type slot identical with the height of upper shell is equipped in the long side of side, and floor is welded on by L-type slot
Mode uniform welding on cylinder (16) is on lower shell and upper shell outer wall, and the top of floor and upper flange are towards lower flange
End face connection, the bottom end of floor and lower flange are connected towards the end face of upper flange；The internal diameter of upper shell is greater than three groups of duplex planets
Maximum outside diameter composed by three gears of gear；The internal diameter of lower shell is greater than three lower gears of three groups of compound planet gears
Composed maximum outside diameter.
6. gearbox according to claim 5, it is characterised in that: be arranged on upper shell (16) and lower shell (17) corresponding
Fluting, the end plate (18) that middle part is equipped with Measuring error window is fixed on fluting, then cover board (19) is tightened in end with screw
On plate, the Measuring error window cover on end plate is lived；Regulating tank (191), adjustment hole (193) and fixation hole (192) setting are being covered
On plate；Handle assembly (6) is installed on the cover board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807210.0A CN106224470B (en) | 2014-02-28 | 2014-02-28 | A kind of gearbox |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807210.0A CN106224470B (en) | 2014-02-28 | 2014-02-28 | A kind of gearbox |
| CN201410071496.1A CN104879486B (en) | 2014-02-28 | 2014-02-28 | Planetary transmission |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410071496.1A Division CN104879486B (en) | 2014-02-28 | 2014-02-28 | Planetary transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106224470A CN106224470A (en) | 2016-12-14 |
| CN106224470B true CN106224470B (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610807433.7A Expired - Fee Related CN106369117B (en) | 2014-02-28 | 2014-02-28 | A kind of speed adjusting gear |
| CN201610807210.0A Active CN106224470B (en) | 2014-02-28 | 2014-02-28 | A kind of gearbox |
| CN201410071496.1A Active CN104879486B (en) | 2014-02-28 | 2014-02-28 | Planetary transmission |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610807433.7A Expired - Fee Related CN106369117B (en) | 2014-02-28 | 2014-02-28 | A kind of speed adjusting gear |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410071496.1A Active CN104879486B (en) | 2014-02-28 | 2014-02-28 | Planetary transmission |
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| Country | Link |
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| CN (3) | CN106369117B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016112426A1 (en) * | 2016-07-06 | 2018-01-11 | Getrag Getriebe- Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg | Electric motor assembly and method for mounting an electric motor assembly |
| CN107882970A (en) * | 2016-09-30 | 2018-04-06 | 舍弗勒技术股份两合公司 | Planetary gear transmission |
| CN107953318A (en) * | 2018-01-18 | 2018-04-24 | 合肥工业大学 | A kind of electrodeless adjustment length mechanism for lower limb rehabilitation robot |
| CN109695685B (en) * | 2019-01-31 | 2020-07-03 | 山东科技大学 | Converging device with variable characteristic coefficients and application thereof |
| CN112391705A (en) * | 2020-11-04 | 2021-02-23 | 衡阳新新纺织机械有限公司 | Device for directly driving spinning spindle by small motor |
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| CN2207479Y (en) * | 1994-10-19 | 1995-09-13 | 华北石油管理局水电厂 | 3-speed planetary speed reducer |
| CN2721966Y (en) * | 2004-06-29 | 2005-08-31 | 石家庄科一重工有限公司 | Planetary reducer of multi-axial continuous wall driller |
| CN201483035U (en) * | 2009-07-07 | 2010-05-26 | 无锡永强轧辊有限公司 | Deep hole drilling machine |
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| CN203322173U (en) * | 2013-05-30 | 2013-12-04 | 西安理工大学 | Planet gear speed changer |
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| JP2002013598A (en) * | 2000-06-30 | 2002-01-18 | Okamura Corp | Reduction gear in excavator and the like |
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| CN201420845Y (en) * | 2009-06-23 | 2010-03-10 | 林春为 | Wire-suspended type front auxiliary gear box assembly |
| CN202338605U (en) * | 2011-12-07 | 2012-07-18 | 唐山通力齿轮有限公司 | Speed changer for pure electric vehicle |
| CN102865037A (en) * | 2012-10-08 | 2013-01-09 | 陶德明 | Gear shifting mechanism of power head with adjustable multi-level rotational speed |
| CN203022621U (en) * | 2012-12-30 | 2013-06-26 | 湖南泰达机械实业有限公司 | Novel dual planetary reduction box power head |
| CN203756958U (en) * | 2014-02-28 | 2014-08-06 | 湖南泰达天易重工有限公司 | Planet gear speed changing box |
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- 2014-02-28 CN CN201610807433.7A patent/CN106369117B/en not_active Expired - Fee Related
- 2014-02-28 CN CN201610807210.0A patent/CN106224470B/en active Active
- 2014-02-28 CN CN201410071496.1A patent/CN104879486B/en active Active
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|---|---|---|---|---|
| CN2207479Y (en) * | 1994-10-19 | 1995-09-13 | 华北石油管理局水电厂 | 3-speed planetary speed reducer |
| CN2721966Y (en) * | 2004-06-29 | 2005-08-31 | 石家庄科一重工有限公司 | Planetary reducer of multi-axial continuous wall driller |
| CN201483035U (en) * | 2009-07-07 | 2010-05-26 | 无锡永强轧辊有限公司 | Deep hole drilling machine |
| CN202070798U (en) * | 2011-05-23 | 2011-12-14 | 重庆荆江汽车半轴有限公司 | Transmission mechanism of special multi-spindle drilling machine |
| CN203322173U (en) * | 2013-05-30 | 2013-12-04 | 西安理工大学 | Planet gear speed changer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104879486A (en) | 2015-09-02 |
| CN104879486B (en) | 2018-01-05 |
| CN106369117B (en) | 2018-07-13 |
| CN106369117A (en) | 2017-02-01 |
| CN106224470A (en) | 2016-12-14 |
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Effective date of registration: 20220831 Address after: No. 63, Donghua Road, Xinji City, Shijiazhuang City, Hebei Province, 052300 Patentee after: XINJI YUTAI MACHINERY Co.,Ltd. Address before: 350200 Fuzhou, Fujian, Changle, Wu Hang street, 110 West Road, international pearl 707 Patentee before: CHANGLE LIZHI PRODUCTS DESIGN Co.,Ltd. |
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