CN108302181A - The military differential mechanism of high impact resistance and test method - Google Patents
The military differential mechanism of high impact resistance and test method Download PDFInfo
- Publication number
- CN108302181A CN108302181A CN201810255797.8A CN201810255797A CN108302181A CN 108302181 A CN108302181 A CN 108302181A CN 201810255797 A CN201810255797 A CN 201810255797A CN 108302181 A CN108302181 A CN 108302181A
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- Prior art keywords
- differential mechanism
- oil
- impact resistance
- assemblies
- differential
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- 238000010998 test method Methods 0.000 title abstract description 6
- 238000012360 testing method Methods 0.000 claims abstract description 26
- 238000000429 assembly Methods 0.000 claims abstract description 24
- 230000000712 assembly Effects 0.000 claims abstract description 24
- 238000002474 experimental method Methods 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 79
- 239000002828 fuel tank Substances 0.000 claims description 24
- 238000013016 damping Methods 0.000 claims description 11
- 239000003208 petroleum Substances 0.000 claims description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 239000010687 lubricating oil Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 11
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with 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
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
-
- 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
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H2048/385—Constructional details of the ring or crown gear
Abstract
The military differential mechanism of high impact resistance of the present invention, including axle shaft gear I assemblies and tie bolt, the top of the axle shaft gear I assemblies is provided with splined nut, it is provided with planetary gear on the right side of the axle shaft gear I assemblies, the planetary right side is provided with bushing, plain washer is housed between the wear surface corresponding with differential mechanism of the axle shaft gear back side, and spheric washer is housed between planetary gear and differential mechanism, the effective abrasion reduced between gear and differential carrier, the service life for improving differential mechanism reduces the use cost of differential mechanism.Differential mechanism testing stand used by test method of the present invention uses simple, it is reasonable for structure, differential mechanism is when under testing stand enters working condition, atomizer carries out oil spout and differential mechanism temperature is made to be unlikely to excessively high, reduce damage of the temperature to differential mechanism part, left shaft holder is applied in combination with bottom bracket, increases safety and the stability of experiment.
Description
Technical field
The invention belongs to technical field of automobile components, and in particular to a kind of military differential mechanism of high impact resistance and test method.
Background technology
Differential mechanism is also known as automobile differential, and left and right (or forward and backward) driving wheel can be made to realize and rotated with different rotating speeds
Mechanism.
Existing differential mechanism during use, due to the Bevel Gear Transmission of planetary gear and axle shaft gear, is transmitting
When torque, there is prodigious axial force along the axis of planetary gear and axle shaft gear, and has between gear and differential carrier
Relative motion can increase the abrasion between gear and differential carrier in this way, on armored vehicle in use, due to needing to transmit
Torque is larger, and original planetary gear quantity is simultaneously not enough, and the friction coefficient of cross axle and planetary gear above differential mechanism is higher,
Use for a long time can damage cross axle and planetary gear, must not be changed without part therein for the normal use of differential mechanism, in this way
If will increase use cost.
When testing stand carries out rotation observation, differential mechanism one end is connect existing differential mechanism with motor power, is passed through
Motor drive, and then differential mechanism rotation is driven, the temperature of differential mechanism can gradually rise in this course, and there is no energy for testing stand
Make the device of differential mechanism effective temperature-reducing, excessively high temperature that can damage the service life of the part of differential mechanism, in this case will increase reality
Cost is tested, and also wants that experimenter may be scalded during the experiment, during differential mechanism operates on testing stand
Stronger vibrations are will produce, the problem of vibrations of differential mechanism are unfavorable for safety and the stability of whole experiment process.
Invention content
The purpose of the present invention is to overcome the above shortcomings and to provide a kind of military differential mechanism of high impact resistance and test methods.
The object of the present invention is achieved like this：
A kind of military differential mechanism of high impact resistance, including axle shaft gear I assemblies and tie bolt, the axle shaft gear I assemblies
Top be provided with splined nut, planetary gear, the planetary right side are provided on the right side of the axle shaft gear I assemblies
It is provided with bushing, and the surface of the bushing is provided with oil groove, cross axle, the planetary gear are provided on the right side of the bushing
Bottom be provided with thrust ring, the planetary top is provided with spheric washer, is provided on the right side of the tie bolt
It is provided on the right side of washer 10-Y, the washer 10-Y on the right side of differential casing I, the differential casing I and is provided with differential
It is provided with axle shaft gear II assemblies on the right side of device shell II, the differential casing II.
The high military differential mechanism of impact resistance is tested using differential mechanism testing stand；Differential mechanism testing stand, including fuel tank and
Electrical cabinet component, the fuel tank are internally provided with oil float, oil pump, the right side of the oil pump are provided at the top of the fuel tank
It is provided with oil return pipe, pump valve is provided on the left of the oil pump, the top of the oil return pipe is provided with oil returning pipe joint, institute
The side for stating oil returning pipe joint is provided with workbench, and left shaft holder is provided at the top of the workbench, the left shaft holder
Right side is provided with damping device, and the damping device is internally provided with snubber block, is provided on the right side of the damping device
Bottom bracket is provided with petroleum pipeline on the right side of the bottom bracket, and the top of the petroleum pipeline is provided with atomizer, the oil spout
It is provided with right axle bearing on the right side of mouth, chuck is provided on the left of the left shaft holder, the side of the workbench is provided with electricity
Machine is provided with belt pulley on the left of the motor, and the bottom of the belt pulley is provided with electric box, the upper surface of the workbench
It is provided with oil groove, T-slot is provided on the inside of the oil groove, the side of the electrical cabinet component is provided with pedestal, the motor
Surface be provided with Type B belt.
Preferably, the screw-down torque of the tie bolt is 56Nm-65Nm.
Preferably, the axle shaft gear I assemblies are attached with axle shaft gear II assemblies by engaged gears.
Preferably, the thickness of the spheric washer is 0.8cm.
Preferably, the cross axle is cross shape structure.
Preferably, the planetary back side is arranged to spherical surface.
Preferably, the left shaft holder, bottom bracket and right axle bearing are all made of high-precision deep groove ball bearing 60000
Type.
Preferably, the pedestal is welded by 100# I-steel.
Preferably, during experiment when differential mechanism is worked on testing stand, oil groove on workbench is by lubricating oil
Fuel tank is flowed back to by oil return pipe, oil strain baffle is housed in fuel tank, prevents sundries from flowing into oil pump, oil float on fuel tank can be observed
Remaining oil situation in fuel tank, stops operation of oil pump when lubricating shortage of oil, and lubricating oil is by oil pump through petroleum pipeline from oil spout
Mouth projects, for the cooling and lubricating in differential mechanism operation process.
Compared with prior art, the beneficial effects of the invention are as follows：
1. a kind of high military differential design of impact resistance of the present invention is scientific and reasonable, safe and convenient to use, carried on the back in axle shaft gear
Plain washer is housed between the wear surface corresponding with differential mechanism of face, and spheric washer is housed between planetary gear and differential mechanism, is had
The abrasion of effect reduced between gear and differential carrier, improves the service life of differential mechanism, reduces the use cost of differential mechanism, and four
A planetary gear can effectively transmit the torque of armored vehicle, and the setting of bushing can reduce the friction of cross axle and planetary gear
Coefficient has corresponding oil groove on bushing, plays certain cooling effect, and planetary spherical back face can match with differential carrier
It closes, it is good to neutrality to ensure that planetary gear has, in favor of correctly being engaged with two axle shaft gears；
2. differential mechanism testing stand is using simply used by a kind of test method of the present invention, reasonable for structure, differential mechanism is trying
When testing platform and enter under working condition, atomizer carries out oil spout and differential mechanism temperature is made to be unlikely to excessively high, reduces temperature pair
The damage of differential mechanism part, left shaft holder are applied in combination with bottom bracket, accurate high for controlling differential mechanism both ends locating distance
Effect, and the damping device of bottom bracket can effectively reduce the vibrations in differential mechanism operation process, and right axle bearing plays difference
Fast device tail portion positions supporting role, increases safety and the stability of experiment, and workbench is provided with two T-slots for fixed dress
Part time job is pressed from both sides, easy to use, surrounding band gradient oil groove is used for oil return, simple in structure efficient.
Description of the drawings
Fig. 1 is a kind of top view cross section structural schematic diagram of the high military differential mechanism of impact resistance of the present invention；
Fig. 2 is the I proportion structure schematic diagrames of Fig. 1；
Fig. 3 is a kind of differential mechanism testing stand appearance schematic diagram of the present invention；
Fig. 4 is a kind of danger area schematic diagram of differential mechanism testing stand of the present invention；
Fig. 5 is a kind of transmission system schematic diagram of differential mechanism testing stand of the present invention；
Fig. 6 is a kind of pedestal dimensional structure diagram of differential mechanism testing stand of the present invention；
Fig. 7 is a kind of workbench overlooking structure diagram of differential mechanism testing stand of the present invention；
Fig. 8 is a kind of headstock structure schematic diagram of differential mechanism testing stand of the present invention；
Fig. 9 is a kind of bearing block structure schematic diagram of differential mechanism testing stand of the present invention；
Figure 10 is a kind of electric machine structural schematic diagram of differential mechanism testing stand of the present invention；
Figure 11 is a kind of hydraulic system structure schematic diagram of differential mechanism testing stand of the present invention；
Wherein：Axle shaft gear I assemblies 1.1
Axle shaft gear II assemblies 1.2
Thrust ring 1.3
Planetary gear 1.4
Spheric washer 1.5
Cross axle 1.6
Bushing 1.7
Splined nut 1.8
Tie bolt 1.9
Differential casing I1.10
Differential casing II1.11
Washer 10-Y 1.12
Pump valve 1
Oil pump 2
Oil float 3
Fuel tank 4
Workbench 5
Oil return pipe 6
Oil returning pipe joint 7
Petroleum pipeline 8
Atomizer 9
Chuck 10
Motor 11
Belt pulley 12
Electric box 13
Oil groove 14
T-slot 15
Left shaft holder 16
Damping device 17
Bottom bracket 18
Right axle bearing 19
Electrical cabinet component 20
Pedestal 21
Type B belt 22.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only invention a part of the embodiment, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Referring to Fig. 1~Fig. 2, a kind of high military differential mechanism of impact resistance of the present invention：The high military differential mechanism of impact resistance, packet
Axle shaft gear I assemblies 1.1 and tie bolt 1.9 are included, the top of axle shaft gear I assemblies 1.1 is provided with splined nut 1.8, semiaxis
The right side of gear I assemblies 1.1 is provided with planetary gear 1.4, and the right side of planetary gear 1.4 is provided with bushing 1.7, bushing 1.7
Surface is provided with oil groove, and the right side of bushing 1.7 is provided with cross axle 1.6, and the bottom of planetary gear 1.4 is provided with thrust ring 1.3,
The top of planetary gear 1.4 is provided with spheric washer 1.5, and the right side of tie bolt 1.9 is provided with washer 10-Y1.12, washer
It is provided with differential casing I1.10 on the right side of 10-Y1.12, differential casing is provided on the right side of differential casing I1.10
Axle shaft gear II assemblies 1.2 are provided on the right side of II1.11, differential casing II1.11.
In the present embodiment, it is preferred that the screw-down torque of tie bolt 1.9 is 56Nm-65Nm.
In the present embodiment, it is preferred that axle shaft gear I assemblies 1.1 and axle shaft gear II assemblies 1.2 are carried out by engaged gears
Connection.
In the present embodiment, it is preferred that the thickness of spheric washer 1.5 is 0.8cm.
In the present embodiment, it is preferred that cross axle 1.6 is cross shape structure.
In the present embodiment, it is preferred that there are four planetary gear 1.4 is set altogether, and four planetary gears 1.4 are symmetrically installed two-by-two
At the both ends of axle shaft gear I assemblies 1.1.
In the present embodiment, it is preferred that the back side of planetary gear 1.4 is arranged to spherical surface.
To ensure there is good lubrication between cross axle and bushing in the high military differential mechanism of impact resistance, in the axle journal of cross axle
A plane is milled out, to store lubricating oil.
The operation principle and process for using of the high military differential mechanism of impact resistance：When armored vehicle travels certain mileage, washer
The back lash of gear can be adjusted by replacing washer after abrasion, to improve the service life of differential mechanism.This tune of differential mechanism
It is automatic when whole, it refers here to " minimum stream power ", that is, all objects tend to the shape of energy consumption minimization on the earth
State.Same reason wheel can also tend to the minimum state of energy consumption automatically in turning, before automatically being adjusted according to turning radius
The rotating speed of trailing wheel.
Referring to Fig. 3~Figure 11, a kind of differential mechanism testing stand of the present invention, including fuel tank 4 and electrical cabinet component 20, oil
Case 4 is internally provided with oil float 3, and the top of fuel tank 4 is provided with oil pump 2, and the right side of oil pump 2 is provided with oil return pipe 6, oil pump 2
Left side be provided with pump valve 1, the top of oil return pipe 6 is provided with oil returning pipe joint 7, and the side of oil returning pipe joint 7 is provided with
The top of workbench 5, workbench 5 is provided with left shaft holder 16, and the right side of left shaft holder 16 is provided with damping device 17, and damping
Device 17 is internally provided with snubber block, and the right side of damping device 17 is provided with bottom bracket 18, and the right side of bottom bracket 18 is set
It is equipped with petroleum pipeline 8, the top of petroleum pipeline 8 is provided with atomizer 9, and the right side of atomizer 9 is provided with right axle bearing 19, left shaft holder
16 left side is provided with chuck 10, and the side of workbench 5 is provided with motor 11, and the left side of motor 11 is provided with belt pulley 12, skin
The bottom of belt wheel 12 is provided with electric box 13, and the upper surface of workbench 5 is provided with oil groove 14, and the inside of oil groove 14 is provided with T-type
The side of slot 15, electrical cabinet component 20 is provided with pedestal 21, and the surface of motor 11 is provided with Type B belt 22.
In the present embodiment, it is preferred that left shaft holder 16, bottom bracket 18 and right axle bearing 19 are all made of high-precision zanjon
60000 type of ball bearing.
In the present embodiment, it is preferred that pedestal 21 is welded by 100# I-steel.
In the present embodiment, it is preferred that oil strain baffle is housed in fuel tank 4.
In the present embodiment, it is preferred that workbench 5 is 75 millimeters of heavy-gauge sheetings.
In the present embodiment, it is preferred that petroleum pipeline 8 is fixedly connected with atomizer 9 by glue bonding.
In the present embodiment, it is preferred that pump valve 1 is fixedly connected with oil pump 2 by threaded engagement.
Oil float on fuel tank in differential mechanism testing stand can observe remaining oil situation in fuel tank, and atomizer can be with
Arbitrarily adjustment position, to adapt to the needs of different location.
The operation principle and process for using of differential mechanism testing stand：When differential mechanism is worked on testing stand, workbench 5
On oil groove 14 lubricating oil is flowed back into fuel tank 4 by oil return pipe 6, oil strain baffle is housed in fuel tank 4, prevents sundries from flowing into oil pump 2,
Oil float 3 on fuel tank 4 can observe remaining oil situation in fuel tank 3, stop the work of oil pump 2 when lubricating shortage of oil,
Lubricating oil needs to regularly replace.The hydraulic system of this exerciser is in the pedestal 21, and lubricating oil is by oil pump 2 through petroleum pipeline 6 from spray
Oil nozzle 9 projects, for the cooling and lubricating in differential mechanism operation process.It is lubricated equipped with pump valve 1 for controlling on petroleum pipeline 6
The flow of oil, atomizer 9 can arbitrarily adjust position, to adapt to the needs of different location.
The specific application example that the above is only the present invention, is not limited in any way protection scope of the present invention.All uses
Equivalent transformation or equivalent replacement and the technical solution formed, all fall within rights protection scope of the present invention.
Claims (10)
1. the high military differential mechanism of impact resistance, including axle shaft gear I assemblies (1.1) and tie bolt (1.9), it is characterised in that：Institute
The top for stating axle shaft gear I assemblies (1.1) is provided with splined nut (1.8), is set on the right side of the axle shaft gear I assemblies (1.1)
It is equipped with planetary gear (1.4), bushing (1.7), and the table of the bushing (1.7) are provided on the right side of the planetary gear (1.4)
Face is provided with oil groove, and cross axle (1.6), the bottom setting of the planetary gear (1.4) are provided on the right side of the bushing (1.7)
There is thrust ring (1.3), spheric washer (5), the right side of the tie bolt (1.9) are provided at the top of the planetary gear (1.4)
Side is provided with washer 10-Y (1.12), and differential casing I (1.10), the difference are provided on the right side of the washer 10-Y (1.12)
It is provided with differential casing II (1.11) on the right side of fast device shell I (1.10), is set on the right side of the differential casing II (1.11)
It is equipped with axle shaft gear II assemblies (1.2).
2. a kind of high military differential mechanism of impact resistance according to claim 1, it is characterised in that the high military differential of impact resistance
Device is tested using differential mechanism testing stand；
Differential mechanism testing stand, including fuel tank (4) and electrical cabinet component (20), the fuel tank (4) are internally provided with oil float
(3), it is provided with oil pump (2) at the top of the fuel tank (4), oil return pipe (6), the oil pump are provided on the right side of the oil pump (2)
(2) pump valve (1) is provided on the left of, the top of the oil return pipe (6) is provided with oil returning pipe joint (7), the oil return pipe
The side of connector (7) is provided with workbench (5), and left shaft holder (16), the left bearing are provided at the top of the workbench (5)
On the right side of seat (16) it is provided with damping device (17), and the damping device (17) is internally provided with snubber block, the damping
It is provided with bottom bracket (18) on the right side of device (17), petroleum pipeline (8) is provided on the right side of the bottom bracket (18), it is described defeated
The top of oil pipe (8) is provided with atomizer (9), and right axle bearing (19), the left bearing are provided on the right side of the atomizer (9)
It is provided with chuck (10) on the left of seat (16), the side of the workbench (5) is provided with motor (11), a left side for the motor (11)
Side is provided with belt pulley (12), and the bottom of the belt pulley (12) is provided with electric box (13), the upper surface of the workbench (5)
It is provided with oil groove (14), T-slot (15), the side setting of the electrical cabinet component (20) are provided on the inside of the oil groove (14)
There are pedestal (21), the surface of the motor (11) to be provided with Type B belt (22).
3. a kind of high military differential mechanism of impact resistance according to claim 1, it is characterised in that：The tie bolt (1.9)
Screw-down torque be 56Nm-65Nm.
4. a kind of high military differential mechanism of impact resistance according to claim 1, it is characterised in that：The axle shaft gear I assemblies
(1.1) it is attached by engaged gears with axle shaft gear II assemblies (1.2).
5. a kind of high military differential mechanism of impact resistance according to claim 1, it is characterised in that：The spheric washer (1.5)
Thickness be 0.8cm.
6. a kind of high military differential mechanism of impact resistance according to claim 1, it is characterised in that：The cross axle (1.6) is
Cross shape structure.
7. a kind of high military differential mechanism of impact resistance according to claim 1, it is characterised in that：The planetary gear (1.4)
The back side be arranged to spherical surface.
8. a kind of high military differential mechanism of impact resistance according to claim 2, it is characterised in that：The left shaft holder (16),
Bottom bracket (18) and right axle bearing (19) are all made of 60000 type of high-precision deep groove ball bearing.
9. a kind of high military differential mechanism of impact resistance according to claim 2, it is characterised in that：The pedestal (21) be by
100# I-steel is welded.
10. a kind of high military differential mechanism of impact resistance according to claim 2, it is characterised in that work as differential mechanism during experiment
When being worked on testing stand, lubricating oil is flowed back to fuel tank by the oil groove on workbench by oil return pipe, and oil strain is housed in fuel tank
Baffle prevents sundries from flowing into oil pump, and oil float on fuel tank can observe remaining oil situation in fuel tank, when lubrication shortage of oil
When stop operation of oil pump, lubricating oil is projected through petroleum pipeline from atomizer by oil pump, for cold in differential mechanism operation process
But it lubricates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810255797.8A CN108302181A (en) | 2018-03-27 | 2018-03-27 | The military differential mechanism of high impact resistance and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810255797.8A CN108302181A (en) | 2018-03-27 | 2018-03-27 | The military differential mechanism of high impact resistance and test method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108302181A true CN108302181A (en) | 2018-07-20 |
Family
ID=62847908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810255797.8A Pending CN108302181A (en) | 2018-03-27 | 2018-03-27 | The military differential mechanism of high impact resistance and test method |
Country Status (1)
| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186677A (en) * | 2019-06-19 | 2019-08-30 | 苏州众源测试技术有限公司 | A kind of universal differential mechanism impact gear-box |
| CN111853200A (en) * | 2020-07-14 | 2020-10-30 | 王兴 | Automobile differential mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186677A (en) * | 2019-06-19 | 2019-08-30 | 苏州众源测试技术有限公司 | A kind of universal differential mechanism impact gear-box |
| CN111853200A (en) * | 2020-07-14 | 2020-10-30 | 王兴 | Automobile differential mechanism |
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