CN106895814A - The choosing pad method of SA main transmission and select cushion device - Google Patents
The choosing pad method of SA main transmission and select cushion device Download PDFInfo
- Publication number
- CN106895814A CN106895814A CN201510956107.8A CN201510956107A CN106895814A CN 106895814 A CN106895814 A CN 106895814A CN 201510956107 A CN201510956107 A CN 201510956107A CN 106895814 A CN106895814 A CN 106895814A
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- Prior art keywords
- bearing
- debugging
- distal end
- mounting hole
- pad
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
Abstract
The present invention relates to vehicle bridge assembling field, disclose a kind of choosing pad method of SA main transmission and select cushion device, the choosing pad method is comprised the following steps：S1, outside the main transmission chamber main driving assembly is assembled, the main driving assembly is reached the engagement of requirement and there is required pretightning force, measure the actual size of the main driving assembly；S2, the installation dimension for measuring the main transmission chamber；S3, the installation dimension according to the main transmission chamber and the actual size of the main driving assembly, calculate the thickness of required pad, and the pad according to needed for result of calculation selection.Above-mentioned choosing pad method is directly against the engagement for reaching requirement and the main driving assembly with required pretightning force is measured, and carries out parametrization choosing pad, and reliability is high, simple to operate and production controls low cost, with great economic benefit.
Description
Technical field
Field is assembled the present invention relates to vehicle bridge, in particular it relates to a kind of SA main transmission
Select pad method and select cushion device.
Background technology
In vehicle bridge main transmission common at present, final drive casing c and axle housing b is connected using screw a
Connect (referring to Fig. 1).Although this structure only has needs adjust pad at one, the adjustment of driven wheel of differential is leaned on
Volution is adjusted to adjust the meshing mark and adjustment taper roller axle of drive bevel gear and driven wheel of differential
The pretightning force held, this axle structure is simple, good manufacturability, and debugging is convenient.But, this vehicle bridge knot
The fatal technical disadvantages of structure are that the source of leaks between final drive casing and axle housing is more, and screw easily occurs tired
Labor loosens, and sealing reliability is poor.
In addition, main driving assembly is the core component of vehicle bridge, main driving assembly is set to keep good work
State, it is necessary to assure the support stiffness of gear.Whether the meshing mark of drive bevel gear and driven wheel of differential
Pretightning force that is reasonable and how adjusting the taper roll bearing in axle housing is that can main driving assembly good
The key of operation, therefore how to ensure that rational meshing mark and appropriate pretightning force are cars in assembling process
The core key technology of bridge assembling.However, existing measurement debugging apparatus complex structure, measurable element
It is single and cumbersome, bearing pre-fastening and meshing mark can only separately be debugged, cause debugging and
The workload of assembling is very big.Also, it is general by skilled assembler to install the pad of main driving assembly needs
People is rule of thumb selected, if improper need repeated disassembled and assembled to debug, untill pad is suitable,
So as to cause the efficiency of assembling of vehicle bridge main transmission extremely low.
The content of the invention
It is an object of the invention to provide a kind of choosing pad method of SA main transmission, using whole
While body axle housing solves axle housing leakage problem, solving cannot detect drive bevel gear using integral housing
With the meshing mark of driven wheel of differential and the problem for being difficult to adjust bearing pre-fastening.
To achieve these goals, the present invention provides a kind of choosing pad method of SA main transmission,
The SA main transmission includes the wheel of the port match of integral housing and the integral housing
Side deceleration box and it is installed on the master surrounded jointly with the hub reduction casing by the integral housing
Main driving assembly in drive cavity, the choosing pad method is comprised the following steps：
S1, outside the main transmission chamber main driving assembly is assembled, reaching the main driving assembly will
The engagement asked and the pretightning force with needed for, measure the actual size of the main driving assembly；
S2, the installation dimension for measuring the main transmission chamber；
The installation dimension in main transmission chamber described in S3, comparing and the actual size of the main driving assembly, calculate
The thickness of required pad, and the pad according to needed for result of calculation selection.
Preferably, the step S1 includes：
S101, the driven wheel of differential of the differential assembly made in the main driving assembly with for being installed on master
The orthogonal engagement of drive bevel gear of the end of moving axis is desired engagement, clutch shaft bearing and fourth bearing
The differential assembly two ends are installed on along the axis direction of the driven wheel of differential, bearing and second is debugged
Bearing is installed on the driving shaft spaced reciprocally, and ensure it is described debugging bearing, the second bearing,
The clutch shaft bearing and the fourth bearing are respectively provided with required pretightning force；
S102, the distance for obtaining axis of the distal end of the clutch shaft bearing to the driving shaft, obtain described
The distal end of fourth bearing obtains the distal end of the second bearing to institute to the distance of the axis of the driving shaft
State the distance of the axis of driven wheel of differential.
Preferably, in the step S101, by the driven wheel of differential and/or the initiative taper
The tooth surface of gear smears pigment, is rotated further by the drive bevel gear, and checks meshing mark position,
To judge whether the driven wheel of differential reaches the engagement of requirement with the drive bevel gear.
Preferably, in the step S101, the debugging bearing and the second bearing are circular cone
Roller bearing and be coaxially mounted on debugging bearing block in, it is described debugging bearing block be provided with for installing
State the near-end mounting hole and the distal end mounting hole for installing the debugging bearing, the near-end of second bearing
Locating snap ring, the outer ring of the debugging bearing and described are provided between mounting hole and the distal end mounting hole
Against the locating snap ring, the near-end of the inner ring of the second bearing is resisted against first axle for the outer ring of two bearings
Shoulder, the inner ring of the debugging bearing proximally by debugging pad be resisted against second shaft shoulder, the debugging axle
The distal end of inner ring of (107) is held by locking member stop；The depth of the near-end mounting hole is L4, described
The thickness of locating snap ring is L5, and the thickness of the debugging pad is D0, and the gross thickness of the debugging bearing is
Gy0, the inner ring thickness of the debugging bearing is Gy1.
Preferably, in the step S102, the clutch shaft bearing distally choose one with it is described
The straight line of the diameter parallel of driving shaft chooses one as the first datum line in the distally of the fourth bearing
With the straight line of the diameter parallel of the driving shaft as the second datum line, in the distally choosing of the debugging bearing
One article is taken with the straight line of the diameter parallel of the driven wheel of differential as the 3rd datum line；Measurement obtains described
The axis of driving shaft is L01 to the distance of first datum line, and measurement obtains the axis of the driving shaft
Distance to the distal end of the clutch shaft bearing is L1, and measurement obtains the axis of the driving shaft to described the
The distance of two datum lines is L02, and measurement obtains the axis of the driving shaft to the distal end of the fourth bearing
Distance be L2, measurement obtains the axis of the driven wheel of differential and is to the distance of the 3rd datum line
L03, the distance that measurement obtains near-end of the 3rd datum line to the near-end mounting hole is L3；Calculate
The distance for obtaining distal end to the axis of the driving shaft of the clutch shaft bearing is L01-L1, is calculated
The distance of the distal end of the fourth bearing to the axis of the driving shaft is L02-L2, is calculated described
The distal end of second bearing to the axis of the driven wheel of differential distance be L03-L3+L4.
Preferably, be provided with the integral housing for the clutch shaft bearing is installed the first mounting hole,
The second mounting hole and the 3rd mounting hole for installing 3rd bearing for installing the second bearing, institute
State the 4th mounting hole being provided with hub reduction casing for installing the fourth bearing；Second peace
Dress hole and the 3rd mounting hole are coaxially disposed and between second mounting hole and the 3rd mounting hole
It is provided with stopper ring；In the step S2, measurement obtains the distal end of first mounting hole described in
The distance of the end face matched with the hub reduction casing of integral housing is G1, measurement obtain it is described from
The axis of dynamic bevel gear is G2 to the distance of the distal end of second mounting hole, and measurement obtains the active
The axis of axle to the end face matched with the hub reduction casing of the integral housing distance be G3,
The thickness that measurement obtains the stopper ring is G4, and measurement is obtained from the distal end of the 4th mounting hole to institute
The distance for stating the end face matched with the hub reduction casing of integral housing is K1.
Preferably, the debugging bearing is replaced using the 3rd bearing, the 3rd bearing is rolled for circular cone
Sub- bearing, and replace the debugging pad using the 3rd pad；When the distal end of the clutch shaft bearing is by the
One pad is resisted against the distal end of first mounting hole, and the distal end of the fourth bearing is supported by the 4th pad
Be against the distal end of the 4th mounting hole, the distal end of the outer ring of the second bearing by the second pad against
In the near-end of the stopper ring, the inner ring of the 3rd bearing is resisted against proximally by the 3rd pad
Second shaft shoulder, the near-end of the outer ring of the 3rd bearing is against the distal end of the stopper ring, described
When the distal end of the inner ring of three bearings is by the locking member stop, the master in the main transmission chamber is installed on
Drive assembly reaches the engagement of requirement and has required pretightning force, wherein, the 3rd bearing
Gross thickness is B3, and the inner ring thickness of the 3rd bearing is Bn3；In the step S3, calculate
Go out the thickness D1 of first pad for G1-G3-L01+L1, calculate second pad
Thickness D2 is G2-L03+L3-L4, and the thickness D3 for calculating the 3rd pad is G4+B3
- Bn3-L5-Gy0+Gy1+D0, the thickness D4 for calculating the 4th pad is G1+K1-
D1-L01-L02+L1+L2.
What the present invention also provided a kind of SA main transmission selects cushion device, wherein, the choosing pad
Device includes actively debugging seat and two driven debugging seats, described actively to debug seat including pedestal and be arranged at
Debugging bearing block on the pedestal, the debugging bearing block is provided with the near-end for installing second bearing
Mounting hole and the distal end mounting hole for installation and debugging bearing, the near-end mounting hole are installed with the distal end
Hole is coaxially disposed and locating snap ring, the tune is provided between the near-end mounting hole and the distal end mounting hole
Examination bearing block can be moved on the pedestal along the axis direction of the debugging bearing block；The driven tune
It is that examination seat includes being surrounded by housing and for installing the debugging of the clutch shaft bearing or the fourth bearing
Hole and the platen being arranged in the debugging hole, the platen can be in the debugging hole along the debugging
The axis direction movement in hole, two axis coaxles and the tune in the debugging hole of the driven debugging seat
The opening of prospect hole is relative；The axis of the debugging bearing block is vertical with the axis in the debugging hole.
Preferably, the seat of actively debugging also is included for promoting the debugging bearing block to come described in pretension the
First pre-tightening mechanism of two bearings, first pre-tightening mechanism includes the first cylinder body and is arranged at described first
The first screw rod in cylinder body, the debugging bearing block is arranged in first cylinder body, and described first
First annular seal space, first sealing are formed in cylinder body between first screw rod and the debugging bearing block
Liquid filling body or grease in chamber, the volume of the first annular seal space is adjusted by rotating first screw rod
To promote the debugging bearing block；And/or, the driven debugging seat is also included for promoting the platen
Second pre-tightening mechanism of clutch shaft bearing described in pretension or the fourth bearing, the second pre-tightening mechanism bag
The second cylinder body and the second screw rod and piston that are arranged in second cylinder body are included, in second cylinder body
The second annular seal space, filling liquid in second annular seal space are formed between interior second screw rod and the piston
Body or grease, the platen are fixedly installed on the piston, are adjusted by rotating second screw rod
The volume of second annular seal space promotes the platen.
Preferably, measuring basis block is provided with the driven debugging seat, is had on the measuring basis block
With the measurement datum of the diameter parallel of the debugging bearing block.
Axle housing leakage problem is solved by using integral housing in above-mentioned technical proposal, but in integral housing
Drive bevel gear cannot be detected with the meshing mark of driven wheel of differential and the adjustment of bearing pre-fastening is stranded very much
It is difficult.Therefore, main driving assembly is assembled by outside main transmission chamber, main driving assembly is reached predetermined nibbling
Conjunction state simultaneously has the actual size of measurement main driving assembly after predetermined pretightning force, then compare main transmission chamber
The actual size of installation dimension and main driving assembly, thickness according to the required pad being calculated come
, then be installed in main transmission chamber for main driving assembly and pad by selection pad, to cause integral housing
Interior drive bevel gear has suitable meshing mark and appropriate bearing pre-fastening with driven wheel of differential.
Above-mentioned choosing pad method is directly against the engagement for reaching requirement and with the main transmission of required pretightning force
Assembly is measured, and carries out parametrization choosing pad, and reliability is high, simple to operate and production controls low cost,
With great economic benefit.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute the part of specification, with
Following specific embodiment is used to explain the present invention together, but is not construed as limiting the invention.
In accompanying drawing：
Fig. 1 is the sectional view of the vehicle bridge main transmission of prior art；
Fig. 2A is the sectional view of SA main transmission of the invention；
Fig. 2 B are the enlarged drawings at I in Fig. 2A；
Fig. 2 C are the enlarged drawings at II in Fig. 2A；
Fig. 2 D are the enlarged drawings at III in Fig. 2A；
Fig. 2 E are the enlarged drawings at IV in Fig. 2A；
Fig. 3 is the sectional view of the main driving assembly after the completion of debugging；
Fig. 4 is the sectional view of integral housing of the invention；
Fig. 5 is the sectional view of hub reduction casing of the invention；
Fig. 6 is the front view for selecting cushion device of SA main transmission of the invention；
Fig. 7 is the top view for selecting cushion device of SA main transmission of the invention；
Fig. 8 is the M-M sectional views of Fig. 6；
Fig. 9 is that the SA main transmission of debugging mode selects cushion device and main driving assembly
Sectional view；
Figure 10 is the N-N sectional views of Fig. 9；
Figure 11 is the flow chart for selecting pad method of SA main transmission of the invention.
Description of reference numerals
The drive bevel gear of 1 integral housing 2
The flanged sleeve of 3 3rd bearing 4
The second bearing of 5 locking nut 6
The driven wheel of differential of 7 differential assembly 8
The pad of 9 clutch shaft bearing 10 first
The pad of 11 second pad 12 the 3rd
The fourth bearing of 13 the 4th pad 14
The driving shaft of 15 hub reduction casing 16
17 stopper rings
100 actively debug the debugging bearing block of seat 101
The first annular seal space of 102 first cylinder body 103
The first handle of 104 first sealing ring 105
106 locating snap ring 107 debugs bearing
The 108 debugging driven debugging seats of pad 200
The screw rod of 201 platen 202 second
The cylinder body of 203 piston 204 second
The sealing ring of 205 second annular seal space 206 second
The measuring basis block of 207 housing 208
The handle of 209 second handle 210 the 3rd
300 base plates
Specific embodiment
Specific embodiment of the invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that
Specific embodiment described herein is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", D score, " preceding ",
" afterwards ", the orientation or position relationship of the instruction such as "left", "right", " interior ", " outward " are based on shown in accompanying drawing
Orientation or position relationship, be for only for ease of the description present invention and simplify and describe, rather than indicating or dark
Show meaning device or element must have specific orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.Wherein, on the basis of the center of differential assembly 7, each part
The one end at center of close differential assembly 7 be " near-end ", and away from the center of differential assembly 7
One end be " distal end "；In addition, on the basis of the center of differential assembly 7, each part away from difference
The side at the center of fast device assembly 7 is " distally ", and " distally " of a certain part does not include the part
Itself.Additionally, term " first ", " second ", " the 3rd " and " the 4th " is only used for describing purpose,
And it is not intended that indicating or implying relative importance.
As shown in Figure 2 A, SA main transmission includes integral housing 1 and integral housing 1
Port match hub reduction casing 15 and be installed on by integral housing 1 and hub reduction casing 15
The main driving assembly in main transmission chamber for surrounding jointly.Axle housing leakage problem is solved by using integral housing,
But drive bevel gear cannot be detected and bearing pre-tightened with the meshing mark of driven wheel of differential in integral housing
The adjustment of power is extremely difficult.Therefore, as shown in figure 11, the present invention provides a kind of main biography of SA
The choosing pad method of dynamic system, it is comprised the following steps：
S1, outside main transmission chamber main driving assembly is assembled, main driving assembly is reached the engagement of requirement
And with required pretightning force, measure the actual size of main driving assembly；
S2, the installation dimension in measurement main transmission chamber；
The actual size of S3, the installation dimension for comparing main transmission chamber and main driving assembly, pad needed for calculating
Thickness, and according to result of calculation selection needed for pad.
Main driving assembly is assembled by outside main transmission chamber, main driving assembly is reached predetermined engagement
And with the actual size of measurement main driving assembly after predetermined pretightning force, then the installation chi for comparing main transmission chamber
The very little actual size with main driving assembly, the thickness according to the required pad being calculated is come selection pad
, then be installed in main transmission chamber for main driving assembly and pad by piece, to cause the master in integral housing
Dynamic bevel gear has suitable meshing mark and appropriate bearing pre-fastening with driven wheel of differential.Above-mentioned choosing
Pad method is directly against the engagement for reaching requirement and the main driving assembly with required pretightning force enters
Row is measured, and carries out parametrization choosing pad, and reliability is high, simple to operate and production controls low cost, has
Great economic benefit.
Wherein, as one kind preferred embodiment, step S1 includes：
S101, the driven wheel of differential 8 of the differential assembly 7 made in main driving assembly with for being installed on master
The orthogonal engagement of the drive bevel gear 2 of the end of moving axis 16 is desired engagement, clutch shaft bearing 9 and the
Four bearings 14 are installed on the two ends of differential assembly 7 along the axis direction of driven wheel of differential 8, debug bearing
107 and second bearing 6 be installed on spaced reciprocally on driving shaft 16, and ensure debugging bearing 107, the
Two bearings 6, clutch shaft bearing 9 and fourth bearing 14 are respectively provided with required pretightning force；
S102, the distance for obtaining axis of the distal end of the clutch shaft bearing 9 to driving shaft 16, acquisition the
The distal end of four bearings 14 obtains the distal end of second bearing 6 to driven to the distance of the axis of driving shaft 16
The distance of the axis of bevel gear 8.
In this embodiment, assemble main driving assembly by outside main transmission chamber, can intuitively to from
Dynamic bevel gear 8 checked with the engagement of drive bevel gear 2, reach requirement engagement it
Afterwards, keep driven wheel of differential 8 constant with the position of drive bevel gear 2, adjust the pretightning force of each bearing,
And with dynamometer or the pretightning force of other measurement devices each bearings, make the assembling of main driving assembly complete
Reach the requirement of normal operation.On this basis with slide measure etc. to the parameters of main driving assembly or
Size is measured, and not only ensure that certainty of measurement but also has been made the process of measurement easier.
Wherein, driven wheel of differential 8 can have various methods to be examined with the engagement of drive bevel gear 2
Look into, in step S101, preferably by the gear teeth table in driven wheel of differential 8 and/or drive bevel gear 2
Pigment is smeared in face, be rotated further by drive bevel gear 2, and checks that meshing mark position is judged from mantle tooth
Whether wheel 8 reaches the engagement of requirement with drive bevel gear 2.Wherein, pigment can for red lead powder or
The pigment of other colors.Specifically, the tooth surface in driven wheel of differential 8 applies red lead powder, rotate actively
Bevel gear 2, checks the position of meshing mark (that is, Gear Contact area), and is contrasted with table 1,
The inappropriate situation of meshing mark is readjusted by the method for adjustment of table 1, until meshing mark (i.e.,
Gear Contact area) it is suitable untill.Wherein, first handle 105, the handle 210 of second handle 209 and the 3rd
(referring to Fig. 6 to Fig. 8) will be described in detail below.
The meshing mark position of table 1 and method of adjustment
In addition, as shown in figure 9, as one kind preferred embodiment, in step S101, debugging
Bearing 107 and second bearing 6 are taper roll bearing and are coaxially mounted in debugging bearing block 101,
Debugging bearing block 101 is provided with the near-end mounting hole for installing second bearing 6 and is used for installation and debugging axle
107 distal end mounting hole is held, locating snap ring 106 is provided between near-end mounting hole and distal end mounting hole, adjusted
The outer ring of outer ring and second bearing 6 of bearing 107 is tried against locating snap ring 106, second bearing 6 it is interior
The near-end of circle is resisted against first shaft shoulder, and the inner ring for debugging bearing 107 is supported proximally by debugging pad 108
Second shaft shoulder is against, the distal end of inner ring of bearing 107 is debugged by locking member stop.Wherein, near-end is installed
The depth in hole is L4, and the thickness of locating snap ring 106 is L5, and the thickness for debugging pad 108 is D0, debugging
The gross thickness (the outer ring near-end of bearing 107 to the distance of inner ring distal end is debugged under Pre strained state) of bearing 107
It is Gy0, the inner ring thickness for debugging bearing 107 is Gy1.As illustrated in figs. 2 a and 3, locking member can
It is made up of flanged sleeve 4 and locking nut 5, debugging bearing can be locked by rotational lock nut 5
107 inner ring.In this embodiment, mobile debugging bearing block 101 can make drive bevel gear 2 along axle
Line direction is moved and carries out pretension to second bearing 6, and the moving direction for debugging bearing block 101 corresponds to
The adjustment of first handle 105 in table 1.
Further, in step s 102, in order to reduce measurement difficulty and simplify measurement process, such as scheme
Shown in 9 and Figure 10, choose one in the distally of clutch shaft bearing 9 and make with the straight line of the diameter parallel of driving shaft
It is the first datum line, the straight line of and the diameter parallel of driving shaft is chosen in the distally of fourth bearing 14
As the second datum line, choose one in the distally of debugging bearing 107 and put down with the axis of driven wheel of differential 8
Capable straight line is used as the 3rd datum line.Measurement obtains the axis of driving shaft
L01, the axis that measurement obtains driving shaft is L1 to the distance of the distal end of clutch shaft bearing 9, and measurement is led
The axis of moving axis is L02 to the distance of the second datum line, and measurement obtains the axis of driving shaft to fourth bearing
The distance of 14 distal end is L2, and measurement obtains the axis of driven wheel of differential 8 to the distance of the 3rd datum line
It is L03, it is L3 to measure the distance for obtaining the 3rd datum line to the near-end of near-end mounting hole.Obtain above-mentioned ginseng
After number, reference picture 9 and Figure 10 can be calculated other specification.Specifically, can be calculated
The distance of the distal end of one bearing 9 to the axis of driving shaft 16 is L01-L1, can be calculated the 4th axle
The distance for holding 14 distal end to the axis of driving shaft 16 is L02-L2, can be calculated second bearing 6
Distal end to the axis of driven wheel of differential 8 distance be L03-L3+L4.In addition, can be calculated
The distal end of one bearing 9 is L01-L1+L02-L2 apart from A1 to the distal end of fourth bearing 14.
In addition, in order to be installed to main driving assembly, being provided with integral housing 1 for installing first
First mounting hole of bearing 9, the second mounting hole for installing second bearing 6 and for install the 3rd axle
Hold 3 the 3rd mounting hole, be provided with hub reduction casing 15 for fourth bearing 14 is installed the 4th
Mounting hole, also, the second mounting hole and the 3rd mounting hole be coaxially disposed and the second mounting hole and the 3rd installation
Stopper ring 17 is provided between hole.Wherein, the near-end mounting hole correspondence integral housing of debugging bearing block 101
The second mounting hole on 1, debugs the 3rd on the distal end mounting hole correspondence integral housing 1 of bearing block 101
Mounting hole, debugs the stopper ring 17 on the correspondence integral housing 1 of locating snap ring 106 of bearing block 101, passes through
A part for the simulation integral housing 1 of bearing block 101 is debugged to complete associated components on driving shaft 16
Debugging.
Wherein, referring to Fig. 4 and Fig. 5, in step s 2, the distal end that measurement obtains the first mounting hole is arrived
The distance of the end face matched with hub reduction casing 15 of integral housing 1 is G1, and measurement is obtained from mantle
The axis of gear 8 is G2 to the distance of the distal end of the second mounting hole, and measurement obtains the axis of driving shaft 16
Distance to the end face matched with hub reduction casing 15 of integral housing 1 is G3, and measurement obtains stop
The thickness of circle 17 is G4, and measurement obtains subtracting from the distal end of the 4th mounting hole to integral housing 1 with wheel side
The distance of the end face of the matching of fast casing 15 is K1.In step s 2, the correlation in neat main transmission chamber is collected
Size, so that for choosing pad is ready.
Further, according to the concrete structure of SA main transmission, in the main biography of SA
When dynamic system is formally installed, debugging bearing 107 is replaced using 3rd bearing 3,3rd bearing 3 is circular cone
Roller bearing, and replace debugging pad 108 using the 3rd pad 12.Referring to Fig. 2A to Fig. 2 E, when
The distal end of clutch shaft bearing 9 is resisted against the distal end of the first mounting hole, fourth bearing 14 by the first pad 10
Distal end the distal end of the 4th mounting hole is resisted against by the 4th pad 13, the outer ring of second bearing 6 it is remote
End is resisted against the near-end of stopper ring 17 by the second pad 11, the inner ring of 3rd bearing 3 proximally by
3rd pad 12 is resisted against second shaft shoulder, and the near-end of the outer ring of 3rd bearing 3 is against the remote of stopper ring 17
End, when the distal end of the inner ring of 3rd bearing 3 is by locking member stop, is installed on the main transmission in main transmission chamber
Assembly reaches the engagement of requirement and has required pretightning force, wherein, the gross thickness of 3rd bearing 3
(distance of the outer ring near-end of 3rd bearing 3 to inner ring distal end under Pre strained state) is B3,3rd bearing 3
Inner ring thickness be Bn3.
After obtaining above-mentioned parameter, reference picture 2A, Fig. 3, Fig. 9 and Figure 10 can be to the thickness of each pad
Degree is calculated.Specifically, the thickness D1 of the first pad 10 is the distal end of the first mounting hole to driving shaft
The distal end for subtracting clutch shaft bearing 9 again apart from G1-G3 of 16 axis to the axis of driving shaft 16 away from
From L01-L1；The thickness D2 of the second pad 11 is the axis of driven wheel of differential 8 to the second mounting hole
Distal end apart from G2 subtracts the distal end of second bearing 6 to the axis of driven wheel of differential 8 apart from L03-
L3+L4；The thickness G 4 of stopper ring 17 adds the outer ring near-end of 3rd bearing 3 to the distance of inner ring near-end
The thickness D3 that B3-Bn3 subtracts the 3rd pad 12 again should be equal to the near-end of locating snap ring 106 to debugging
The thickness D0 for subtracting debugging pad 108 again apart from L5+Gy0-Gy1 of the inner ring near-end of bearing 107；
The thickness D4 of the 4th pad 13 is the distal end of the first mounting hole to the distance of the distal end of the 4th mounting hole
The thickness D1 that G1+K1 subtracts the first pad 10 subtracts the distal end of clutch shaft bearing 9 to fourth bearing 14 again
Distal end apart from A1.Therefore, in step s3, the thickness D1 of the first pad 10 can be calculated
It is G1-G3-L01+L1, the thickness D2 that can calculate second pad 11 is G2-L03+L3
- L4, the thickness D3 that can calculate the 3rd pad 12 is G4+B3-Bn3-L5-
Gy0+Gy1+D0, the thickness D4 that can calculate the 4th pad 13 is G1+K1-D1-L01-
L02+L1+L2。
It is of the invention to select pad method, above-mentioned computing formula is input into computer and is programmed, only need
The measured value of change is input into, the thickness parameter of each pad can be directly obtained, adjustment is simple efficiently.Pad
Selection eliminate the reliance on the experience and qualification of workman, direct parameterization control reduces parts and tears open
The number of times of dress, significantly improves the efficiency of assembling of SA main transmission.
In addition, the present invention a kind of SA main transmission is also provided select cushion device, it includes master
Dynamic debugging seat 100 and two driven debugging seats 200, in order to keep actively debugging seat 100 and two driven
The relative position of seat 200 is debugged, seat 100 is actively debugged and two driven debugging seats 200 is mounted on bottom
On plate 300.Wherein, as shown in Fig. 6 to Figure 10, seat 100 is actively debugged including pedestal and is arranged at
Debugging bearing block 101 on pedestal, debugging bearing block 101 is provided with for installing the near of second bearing 6
End mounting hole and the distal end mounting hole for installation and debugging bearing 107, near-end mounting hole and distal end mounting hole
It is coaxially disposed and locating snap ring 106 is provided between near-end mounting hole and distal end mounting hole, debugs bearing block 101
Can be on pedestal along the axis direction movement of debugging bearing block 101, mobile debugging bearing block 101 can make
Drive bevel gear 2 is moved and carries out pretension to second bearing 6 in the axial direction.Driven debugging seat 200 is wrapped
Include being surrounded by housing 207 and the debugging hole of clutch shaft bearing 9 or fourth bearing 14 and set for installing
The platen 201 being placed in debugging hole, platen 201 can be moved in debugging hole along the axis direction in debugging hole
Dynamic, the opening in two axis coaxles in the debugging hole of driven debugging seat 200 and debugging hole is relative.Also,
The axis for debugging bearing block 101 is vertical with the axis in debugging hole.
Cushion device is selected using SA main transmission, makes driven wheel of differential 8 and drive bevel gear
2 meshing mark inspection, the pretightning force control of each bearing and choosing pad are debugged in same device and completed,
Efficiently, choosing pad data reliability is high.Also, this selects cushion device small volume, low cost of manufacture, applicability
By force, can be used for small lot multi-item production, module replacing is convenient and swift.
Further, as one kind preferred embodiment, as shown in figure 8, actively debugging seat 100 also
Including for promoting debugging bearing block 101 to come the first pre-tightening mechanism of pretension second bearing 6, the first pretension
Mechanism includes the first cylinder body 102 and the first screw rod being arranged in the first cylinder body 102, debugs bearing block 101
Be arranged in the first cylinder body 102, and in the first cylinder body 102 first screw rod with debugging bearing block 101 it
Between form first annular seal space 103, liquid filling body or grease in first annular seal space 103, by rotation the
The volume of one screw rod adjustment first annular seal space 103 debugs bearing block 101 to promote.Also, driven debugging
Seat 200 is also included for promoting platen 201 to carry out the second of pretension clutch shaft bearing 9 or fourth bearing 14
Pre-tightening mechanism, the second pre-tightening mechanism includes the second cylinder body 204 and be arranged in the second cylinder body 204 the
Two screw rods 202 and piston 203, the shape between second screw rod 202 and piston 203 in the second cylinder body 204
Into the second annular seal space 205, liquid filling body or grease in the second annular seal space 205, platen 201 fixes peace
Loaded on piston 203, promoted by rotating the volume of the second annular seal space 205 of adjustment of the second screw rod 202
Platen 201.Wherein, the liquid in the annular seal space 205 of first annular seal space 103 and second can for hydraulic oil or
Person's water.Conduct special using the mobility of liquid or grease, Incoercibility, supercharging property and hydraulic coupling
Reverse self-locking of property and screw-driven etc., obtains that efficiency high, reliability be high, cheap and practicality
Property it is strong select cushion device.
Also, the annular seal space 205 of first annular seal space 103 and second can respectively connect pressure gauge or digital display pressure
Meter such that it is able to directly read the pretension force value of bearing, make choosing pad data more accurate.Passed by hydraulic pressure
Force characteristic is combined with screw-driven reverse self-locking characteristic, realizes the pretightning force requirement of each bearing, so that
The position of driven wheel of differential 8 and drive bevel gear 2 can be precisely controlled, appropriate meshing mark is obtained.
Wherein, multiple first sealing rings 104 are provided between the first cylinder body 102 and debugging bearing block 101,
To prevent first annular seal space 103 from leaking.Also, between the second cylinder body 204 and the second screw rod 202
And second be also respectively arranged with the second sealing ring 206 between cylinder body 204 and piston 203, for preventing
Second annular seal space 205 is revealed.In addition, as shown in Figure 6 and Figure 7, actively debugging seat 100 and also wrapping
The first handle 105 being connected with the first screw rod is included, by rotating first handle 105, and master can be adjusted
The position of dynamic bevel gear 2 and the pretightning force of second bearing 6.Also, the driven debugging seat 200 in left side
Also include the second handle 209 being connected with the second screw rod 202, the driven debugging seat 200 on right side also includes
The 3rd handle 210 being connected with the second screw rod 202, by rotating the handle of second handle 209 and/or the 3rd
210, and can adjust driven wheel of differential 8 position and clutch shaft bearing 9 or fourth bearing 14 it is pre-
Clamp force.
Further, the main driving assembly in debugging is measured for convenience, driven debugging seat 200
On be provided with measuring basis block 208, on measuring basis block 208 have and debug bearing block 101 axis
Parallel measurement datum.Wherein, the first datum line and the second datum line in above-mentioned choosing pad method
Straight line on selection measurement datum.In addition, actively debugging, similar measurement can also be set on seat 100
Reference block.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited
Detail in above-mentioned implementation method, in range of the technology design of the invention, can be to the present invention
Technical scheme carry out various simple variants, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment,
In the case of reconcilable, can be combined by any suitable means.In order to avoid unnecessary
Repeat, the present invention is no longer separately illustrated to various possible combinations.
Additionally, can also be combined between a variety of implementation methods of the invention, as long as its
Without prejudice to thought of the invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. the choosing pad method of SA main transmission, it is characterised in that the SA
Main transmission includes that the wheel side of the port match of integral housing (1) and the integral housing (1) subtracts
Fast casing (15) and it is installed on by the integral housing (1) and the hub reduction casing (15)
The main driving assembly in main transmission chamber for surrounding jointly, the choosing pad method is comprised the following steps：
S1, outside the main transmission chamber main driving assembly is assembled, reaching the main driving assembly will
The engagement asked and the pretightning force with needed for, measure the actual size of the main driving assembly；
S2, the installation dimension for measuring the main transmission chamber；
S3, the installation dimension according to the main transmission chamber and the actual size of the main driving assembly, calculate
The thickness of required pad, and the pad according to needed for result of calculation selection.
2. it is according to claim 1 to select pad method, it is characterised in that the step S1 includes：
S101, the driven wheel of differential (8) of the differential assembly (7) made in the main driving assembly and use
The orthogonal engagement of drive bevel gear (2) in the end for being installed on driving shaft (16) is desired engagement shape
State, clutch shaft bearing (9) and fourth bearing (14) are pacified along the axis direction of the driven wheel of differential (8)
Loaded on the differential assembly (7) two ends, debugging bearing (107) and second bearing (6) are each other
It is installed on the driving shaft (16) every ground, and ensures debugging bearing (107), second axle
Hold (6), the clutch shaft bearing (9) and the fourth bearing (14) and be respectively provided with required pretightning force；
S102, obtain the distal end of the clutch shaft bearing (9) to the axis of the driving shaft (16) away from
From, the distance of axis of the distal end of the fourth bearing (14) to the driving shaft (16) is obtained, obtain
Take the distal end of the second bearing (6) to the distance of the axis of the driven wheel of differential (8).
It is 3. according to claim 2 to select pad method, it is characterised in that in the step S101,
Pigment is smeared by the tooth surface in the driven wheel of differential (8) and/or the drive bevel gear (2),
It is rotated further by the drive bevel gear (2), and checks that meshing mark position judges the driven wheel of differential
(8) whether the engagement of requirement is reached with the drive bevel gear (2).
4. the choosing pad method according to Claims 2 or 3, it is characterised in that in the step S101
In, debugging bearing (107) and the second bearing (6) are taper roll bearing and coaxially
It is installed in debugging bearing block (101), debugging bearing block (101) is provided with described for installing
The near-end mounting hole of second bearing (6) and the distal end mounting hole for installing debugging bearing (107),
Locating snap ring (106), the debugging bearing are provided between the near-end mounting hole and the distal end mounting hole
(107) outer ring of outer ring and the second bearing (6) is described against the locating snap ring (106)
The near-end of the inner ring of second bearing (6) is resisted against first shaft shoulder, the inner ring of the debugging bearing (107)
Proximally by debugging pad (108) be resisted against second shaft shoulder, the inner ring of the debugging bearing (107)
Distal end by locking member stop；
The depth of the near-end mounting hole is L4, and the thickness of the locating snap ring (106) is L5, the tune
The thickness of examination pad (108) is D0, and the gross thickness of the debugging bearing (107) is Gy0, described
The inner ring thickness of debugging bearing (107) is Gy1.
It is 5. according to claim 4 to select pad method, it is characterised in that in the step S102,
The straight line conduct of one and the diameter parallel of the driving shaft is chosen in the distally of the clutch shaft bearing (9)
First datum line, chooses one and is put down with the axis of the driving shaft in the distally of the fourth bearing (14)
Capable straight line as the second datum line, the distally of debugging bearing (107) choose one with it is described
The straight line of the diameter parallel of driven wheel of differential (8) is used as the 3rd datum line；
The distance that measurement obtains axis to first datum line of the driving shaft is L01, and measurement is obtained
The axis of the driving shaft is L1 to the distance of the distal end of the clutch shaft bearing (9), and measurement obtains described
The axis of driving shaft is L02 to the distance of second datum line, and measurement obtains the axis of the driving shaft
Distance to the distal end of the fourth bearing (14) is L2, and measurement obtains the driven wheel of differential (8)
Axis to the 3rd datum line distance be L03, measurement obtain the 3rd datum line to it is described closely
The distance for holding the near-end of mounting hole is L3；
It is calculated the distal end of the clutch shaft bearing (9) to the distance of the axis of the driving shaft (16)
It is L01-L1, is calculated the distal end of the fourth bearing (14) to the axle of the driving shaft (16)
The distance of line is L02-L2, is calculated the distal end of the second bearing (6) to described from mantle tooth
The distance for taking turns the axis of (8) is L03-L3+L4.
6. it is according to claim 5 to select pad method, it is characterised in that the integral housing (1)
On be provided with for the clutch shaft bearing (9) is installed the first mounting hole, for installing second axle
Second mounting hole and the 3rd mounting hole for installing 3rd bearing (3) of (6) are held, the wheel side subtracts
The 4th mounting hole for installing the fourth bearing (14) is provided with fast casing (15)；Described
Two mounting holes are coaxially disposed and second mounting hole and the 3rd mounting hole with the 3rd mounting hole
Between be provided with stopper ring (17)；
In the step S2, measurement obtains the distal end to the integral housing (1) of first mounting hole
The end face matched with the hub reduction casing (15) distance be G1, measurement obtain described driven
The axis of bevel gear (8) is G2 to the distance of the distal end of second mounting hole, and measurement obtains the master
The axis of moving axis (16) is matched to the integral housing (1) with the hub reduction casing (15)
The distance of end face be G3, measurement obtains the thickness of the stopper ring (17) for G4, measurement obtain from
The distal end of the 4th mounting hole is to the integral housing (1) and the hub reduction casing (15)
The distance of the end face of matching is K1.
7. it is according to claim 6 to select pad method, it is characterised in that to use the 3rd bearing
(3) debugging bearing (107) is replaced, the 3rd bearing (3) is taper roll bearing, and is made
Debugging pad (108) is replaced with the 3rd pad (12)；When the distal end of the clutch shaft bearing (9)
The distal end of first mounting hole is resisted against by the first pad (10), the fourth bearing (14)
Distal end is resisted against the distal end of the 4th mounting hole, the second bearing (6) by the 4th pad (13)
The distal end of outer ring the near-end of the stopper ring (17) is resisted against by the second pad (11), described the
The inner ring of three bearings (3) proximally by the 3rd pad (12) is resisted against second shaft shoulder,
The near-end of the outer ring of the 3rd bearing (3) against the stopper ring (17) distal end, the described 3rd
When the distal end of the inner ring of bearing (3) is by the locking member stop, the institute in the main transmission chamber is installed on
Main driving assembly is stated to reach the engagement of requirement and there is required pretightning force, wherein, the 3rd axle
The gross thickness of (3) is held for B3, the inner ring thickness of the 3rd bearing (3) is Bn3；
In the step S3, the thickness D1 for calculating first pad (10) is G1-G3
- L01+L1, calculates the thickness D2 of second pad (11) for G2-L03+L3-L4,
The thickness D3 of the 3rd pad (12) is calculated for G4+B3-Bn3-L5-Gy0+Gy1+D0,
The thickness D4 for calculating the 4th pad (13) is G1+K1-D1-L01-L02+L1+L2.
8. SA main transmission selects cushion device, it is characterised in that described select cushion device bag
Include and actively debug seat (100) and two driven debugging seat (200), it is described actively to debug seat (100) bag
Include pedestal and the debugging bearing block (101) being arranged on the pedestal, debugging bearing block (101)
It is provided with the near-end mounting hole for installing second bearing (6) and is used for installation and debugging bearing (107)
Distal end mounting hole, the near-end mounting hole is coaxially disposed and the near-end mounting hole with the distal end mounting hole
Locating snap ring (106) is provided between the distal end mounting hole, debugging bearing block (101) can
Moved along the axis direction of debugging bearing block (101) on the pedestal；The driven debugging seat
(200) including being surrounded by housing (207) and for installing the clutch shaft bearing (9) or described
The debugging hole of fourth bearing (14) and the platen (201) being arranged in the debugging hole, the platen (201)
Axis direction that can be along the debugging hole in the debugging hole is moved, two driven debugging seats
(200) axis coaxle in the debugging hole and opening in the debugging hole is relative；The debugging bearing
The axis of seat (101) is vertical with the axis in the debugging hole.
9. it is according to claim 8 to select cushion device, it is characterised in that described actively to debug seat (100)
Also include that be used to promote debugging bearing block (101) to carry out second bearing described in pretension (6) first is pre-
Tight mechanism, first pre-tightening mechanism includes the first cylinder body (102) and is arranged at first cylinder body (102)
The first interior screw rod, the debugging bearing block (101) is arranged in first cylinder body (102), and
Formed between first screw rod and debugging bearing block (101) in first cylinder body (102)
First annular seal space (103), the interior liquid filling body of the first annular seal space (103) or grease, by rotation
Turn the volume of the first screw rod adjustment first annular seal space (103) to promote the debugging bearing block
(101)；And/or,
Driven debugging seat (200) is also included for promoting the platen (201) to come described in pretension the
Second pre-tightening mechanism of one bearing (9) or the fourth bearing (14), second pre-tightening mechanism
Including the second cylinder body (204) and the second screw rod (202) being arranged in second cylinder body (204)
With piston (203), second screw rod (202) and the piston in second cylinder body (204)
(203) form the second annular seal space (205) between, the interior liquid filling body of second annular seal space (205) or
Person's grease, the platen (201) is fixedly installed on the piston (203), by rotating described
Two screw rods (202) adjust the volume of second annular seal space (205) to promote the platen (201).
10. it is according to claim 8 to select cushion device, it is characterised in that driven debugging seat (200)
On be provided with measuring basis block (208), on the measuring basis block (208) have and the debugging axle
The measurement datum of the diameter parallel of bearing (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956107.8A CN106895814B (en) | 2015-12-17 | 2015-12-17 | pad selecting method and pad selecting device of integral axle main transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956107.8A CN106895814B (en) | 2015-12-17 | 2015-12-17 | pad selecting method and pad selecting device of integral axle main transmission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106895814A true CN106895814A (en) | 2017-06-27 |
| CN106895814B CN106895814B (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510956107.8A Active CN106895814B (en) | 2015-12-17 | 2015-12-17 | pad selecting method and pad selecting device of integral axle main transmission system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107504913A (en) * | 2017-09-21 | 2017-12-22 | 北京机械设备研究所 | A kind of component parts internal clearance detection method |
| CN110703682A (en) * | 2018-07-10 | 2020-01-17 | 发那科株式会社 | Tooth contact position adjustment amount estimation device, machine learning device, and robot system |
| CN110887428A (en) * | 2019-11-22 | 2020-03-17 | 柳州上汽汽车变速器有限公司 | Matching method for input shaft gasket of automobile transmission |
| CN112555396A (en) * | 2020-12-10 | 2021-03-26 | 伯朗特机器人股份有限公司 | Bevel gear clearance adjusting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110887428A (en) * | 2019-11-22 | 2020-03-17 | 柳州上汽汽车变速器有限公司 | Matching method for input shaft gasket of automobile transmission |
| CN112555396A (en) * | 2020-12-10 | 2021-03-26 | 伯朗特机器人股份有限公司 | Bevel gear clearance adjusting method |
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|---|---|
| CN106895814B (en) | 2019-12-06 |
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