CN207953110U - A kind of automobile axle shaft assembly press-loading apparatus - Google Patents
A kind of automobile axle shaft assembly press-loading apparatus Download PDFInfo
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- CN207953110U CN207953110U CN201820158850.8U CN201820158850U CN207953110U CN 207953110 U CN207953110 U CN 207953110U CN 201820158850 U CN201820158850 U CN 201820158850U CN 207953110 U CN207953110 U CN 207953110U
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- shaft assembly
- axle shaft
- loading apparatus
- press fitting
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Abstract
The utility model discloses a kind of automobile axle shaft assembly press-loading apparatus, including press-fit portion；Press-fit portion includes the first driving part, mounting plate, the bearing being arranged on mounting plate, the shackle member for being used for being clamped half axle assembly is arranged on bearing；Mounting plate surface is equipped with guide rail, and bearing is embedded in guide rail, and the first driving part is for driving bearing to be slid along guide rail；Whether press-fit portion further includes pressure sensor, the pressure assembling force for detecting half axle assembly, qualified with the bearing hole position and the cooperation of the bearing of half axle assembly that judge axle tube according to the size of pressure assembling force；Press-fit portion further includes displacement sensor, the press fitting displacement for detecting half axle assembly, to judge whether the bearing of half axle assembly is press-fit into place according to the size of press fitting displacement.Automobile axle shaft assembly press-loading apparatus disclosed by the utility model simplifies the press fitting operation of half axle assembly, ensure that the consistency of press fitting product and can evade the risk that press fitting product off quality flows to market.
Description
Technical field
The utility model is related to automobile technical fields, more particularly to a kind of automobile axle shaft assembly press-loading apparatus.
Background technology
Automobile is provided with left half axle assembly and right axle shaft assembly.Wherein, left half axle assembly includes left half axle ontology, left half axle
The position of the nearly left end of ontology is provided with bearing, and right end is configured to spline structure；Right axle shaft assembly includes right axle shaft ontology, right axle shaft
The position of the nearly right end of ontology is provided with bearing, and left end is configured to spline structure.
Automobile is additionally provided with axle housing.Axle housing includes the right axle shaft casing positioned at the left half axle casing in left side and positioned at right side,
In the endoporus of left half axle casing and it is each equipped with bearing hole position in the endoporus of right axle shaft casing.The differential mechanism of automobile is assemblied in axle housing
Middle part, differential mechanism includes left half axle gear and right axle shaft gear, and the endoporus of left half axle gear and right axle shaft gear is each configured to
Spline structure.
Under assembled state, left half axle assembly is pressed in left half axle casing, and the spline structure of left half axle ontology and left half
The spline structure of shaft gear is meshed, the bearing hole position of bearing and left half axle casing is interference fitted, the wheel hub connection of automobile left side
In the left end of left half axle ontology；Right axle shaft assembly is pressed in right axle shaft casing, and right axle shaft ontology spline structure and right axle shaft
The spline structure of gear is meshed, the bearing hole position of bearing and right axle shaft casing is interference fitted, and the wheel hub of car right side is connected to
The right end of right axle shaft ontology.Make as a result, power by differential mechanism through left half axle assembly and right axle shaft assembly be transferred to left side wheel and
Right side wheels.
The quality of half axle assembly press fitting quality will produce prodigious influence to the driving performance of automobile.For example, running car
The problems such as half axle assembly exception sound of movement that occurs in the process, wheel wobble, half axle assembly abjection axle tube all with half axle assembly
Press fitting it is off quality related.
In the prior art, the press fitting process of half axle assembly is：Half axle assembly is put into axle tube by operating personnel by hand,
And half axle assembly is pushed and rotated by hand, until the position that the spline structure of half shaft body is meshed with the spline structure of axle shaft gear
It sets, then pushes the press fitting that half axle assembly completes half axle assembly using press fitting cylinder.
As it can be seen that in the prior art, the press fitting of half axle assembly is cumbersome, labor intensive is more, press fitting quality is not easy to ensure,
And the press fitting quality of double of axle assembly is not monitored and evaluates yet during being pressed, this inevitably occurs that matter will be pressed
Measure the risk that underproof product flows to market.
In view of this, how to develop a kind of automobile axle shaft assembly press-loading apparatus, the press fitting of half axle assembly can be simplified
Operation ensures to be pressed the consistency of product and can evade to be pressed the risk that product off quality flows to market, is ability
Field technique personnel's technical issues that need to address.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of automobile axle shaft assembly press-loading apparatus, the automobile half
Axle assembly press-loading apparatus includes press-fit portion；The press-fit portion is flat in the assembly including the first driving part, mounting plate, setting
Shackle member for being clamped half axle assembly is arranged on the bearing in bearing on platform；The mounting plate surface is equipped with
Guide rail, the bearing are embedded in the guide rail, and first driving part is for driving the bearing to be slid along the guide rail；It is described
Press-fit portion further includes pressure sensor, the pressure assembling force for detecting half axle assembly.
Optionally, the press-fit portion further includes the second driving part, and second driving part is arranged on the bearing
And it is connected to the shackle member, for driving the shackle member rotatable around its axis.
Optionally, first driving part is servo motor, and second driving part is servo deceleration motor.
Optionally, the press-fit portion further includes displacement sensor, the press fitting displacement for detecting half axle assembly.
Optionally, institute's displacement sensors are laser sensor, and the laser sensor is fixedly arranged on the mounting plate.
Optionally, the automobile axle shaft assembly press-loading apparatus further includes control unit and display unit, the control unit
The pressure assembling force and press fitting displacement that the pressure sensor and institute's displacement sensors detect are received, and by pressure assembling force and is pressed position
Shifting is shown in the display unit.
Optionally, the automobile axle shaft assembly press-loading apparatus further includes warning piece, and the control unit presets pressure assembling force
Threshold value and press fitting displacement threshold value, the pressure assembling force of the pressure sensor detection begins during the control unit judges press fitting
When being less than the pressure threshold eventually and when the maximum press fitting displacement of institute's displacement sensors detection is less than the displacement threshold value, to
The warning piece sends alarm command.
Optionally, the automobile axle shaft assembly press-loading apparatus further includes the axle housing fixed part for fixed car axle housing, institute
The both sides for stating axle housing fixed part respectively set a press-fit portion.
Optionally, the automobile axle shaft assembly press-loading apparatus further includes rack, and the axle housing fixed part, the press-fit portion are equal
Set on the rack.
Optionally, the automobile axle shaft assembly press-loading apparatus further includes two cylinders, and two cylinders are also set to described
Frame；Also, the top per the cylinder supports the bottom end of a mounting plate respectively.
Automobile axle shaft assembly press-loading apparatus provided by the utility model has the following technical effect that compared with prior art：
A, press fitting process only needs that manually half axle assembly is connected in shackle member, later by the first driving part and second
Driving part jack shaft assembly slides and rotation, thus, it is possible to simplify press fitting operation, saves human cost.
B, during press fitting, the glide direction of half axle assembly is oriented to by guide rail；Half axle assembly is connected by shackle member, is made
Half axle assembly is rotatable around its axis when rotating；The concentricity of half axle assembly and axle housing is adjusted by cylinder；Thus, it is possible to ensure to press
Fill the consistency of product.
C, during press fitting, pressure assembling force and press fitting displacement, control unit are monitored by pressure sensor and displacement sensor
Pressure assembling force and press fitting displacement are shown in display unit, operating personnel is made to may determine that whether the quality of press fitting product is qualified；By
This, can evade and be pressed the risk that product off quality flows to market.
D, during press fitting, if control unit finds that pressure assembling force and press fitting displacement do not meet product requirement, instruction alarm
Whether component is alarmed, remind the quality that operating personnel detect press fitting product qualified；Thus, it is possible to which evasive action personnel detection is dredged
Leakage.
Description of the drawings
Fig. 1 is a kind of a kind of structural representation of specific embodiment of automobile axle shaft assembly press-loading apparatus provided by the utility model
Figure.
The reference numerals are as follows in Fig. 1：
01 half axle assemblies, 02 axle housing；
1 press-fit portion, 11 first driving parts, 12 mounting plates, 121 guide rails, 13 bearings, 14 shackle members, 15 pressure sensings
Device, 16 second driving parts, 17 displacement sensors, Bridge 2 shell fixed part, 3 racks, 4 cylinders.
Specific implementation mode
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.
Referring to FIG. 1, Fig. 1 is to be tied in a kind of specific embodiment of automobile axle shaft assembly press-loading apparatus provided by the utility model
Structure schematic diagram.
As shown, automobile axle shaft assembly press-loading apparatus provided by the utility model, including press-fit portion 1 and axle housing fixed part
2, two press-fit portions 1 are located at the both sides (the diagram left and right sides) of axle housing fixed part 2.Specifically, the automobile axle shaft assembly pressure
Assembling device further includes rack 3, and two press-fit portions 1 and axle housing fixed part 2 are both supported upon on the rack 3, and two are additionally provided on rack 3
A cylinder 4.
Specifically, the press-fit portion 1 includes mounting plate 12, the bottom end of mounting plate 12 is supported in the top of a cylinder 4
Portion.Guide rail 121 is arranged in the surface of mounting plate 12, as shown, guide rail 121 extends in left-right direction.The press-fit portion 1 is also wrapped
Bearing 13 is included, the bearing 13 is arranged on mounting plate 12, and bottom is embedded in the guide rail 121, with along the guide rail 121
Sliding.
Specifically, the press-fit portion 1 further includes the first driving part 11, first driving part 11 drives the bearing
13 slide along the guide rail 121.More specifically, first driving part 11 can be servo motor, the control of servo motor
Speed and positional precision are more accurate, and respond rapid.Certainly, using common motor or other kinds of driving portion
Part, for example, hydraulic driving part or cylinder driving part it is also possible.
Specifically, shackle member 14 is provided on the bearing 13, for being clamped half axle assembly.The process that bearing 13 slides
In, shackle member 14 moves, and correspondingly, half axle assembly for being connected in shackle member 14 also moves.
More specifically, the shackle member 14 can be the scroll chuck being arranged towards axle housing fixed part 2.Scroll chuck is arranged
There are several threaded holes；One end (one end of setting bearing) of half axle assembly is configured with transfer panel, and several through-holes are arranged on transfer panel,
The position of each through-hole is corresponding with the position of each threaded hole, and bolt-through through-hole is twisted and is fixed in threaded hole, makes half axle assembly solid as a result,
It is connected in scroll chuck.Certainly, the form of shackle member 14 is not limited to scroll chuck, as long as half axle assembly can be firmly connected
Component is possible.
Specifically, the press-fit portion 1 further includes the second driving part 16, second driving part 16 is arranged in the branch
On seat 13 and it is connected to the shackle member 14, for driving the shackle member 14 rotatable around its axis, to make to be connected in clamping
Half axle assembly of part 14 rotates therewith.
More specifically, second driving part 16 is servo deceleration motor, is precisely controlled in order to realize.Certainly,
Two driving parts 16 can also use common motor or other kinds of driving part, such as hydraulic driving part or
Cylinder driving part.
In addition, it is desirable to explanation, the purpose of 16 jack shaft assembly of the second driving part rotation is to make half shaft body one
The spline structure at end can be engaged with the spline structure of corresponding axle shaft gear, thus the speed rotated should not be too large, and usually turn
Dynamic speed control is in 5mm/s or less.
Below by taking half axle assembly in left side as an example, illustrate press fitting process：
Axle housing 02 is fixed on axle housing fixed part 2 first.
Then the left end of half axle assembly 01 is fixed on by bolt in the shackle member 14 in left side.Cylinder 4 is adjusted, assembly is made
12 height of platform is varied from, until the left half axle casing of half axle assembly and axle housing is coaxial.
It is then turned on the first driving part 11, guide rail 121 of the bearing 13 on mounting plate 12 slides to the right, and at this time second
Driving part 16, shackle member 14 and half axle assembly 01 move right therewith, and half axle assembly 01 is gradually fitted into axle tube
It is interior.
When being assembled to the spline structure of the right end of half axle assembly 01 close to axle shaft gear, the second driving part 16 is opened,
Shackle member 14 is rotatable around its axis, and half axle assembly 01 is also rotated with shackle member 14 while moving right at this time, keeps semiaxis total
It is engaged with the spline structure of axle shaft gear at the spline structure of 01 right end.
Specifically, the press-fit portion 1 further includes pressure sensor 15, the pressure assembling force for detecting half axle assembly.Pass through pressure
The size of dress power may determine that whether axle bearing and the cooperation of bearing hole position reach enough interference volumes, such as if bearing
Hole size is larger or circularity is uneven, axle bearing peripheral dimension is smaller or the unequal interference that can all cause between the two of circularity
Amount is insufficient, in reflection to pressure assembling force, i.e., can find that the pressure assembling force that pressure sensor 15 detects during being pressed is consistently less than pressure
Fill force threshold.
Specifically, the press-fit portion 1 further includes displacement sensor 17, the press fitting displacement for detecting half axle assembly.
Size by being pressed displacement may determine that whether be press-fit into place, for example the length dimension of axle tube is insufficient, axle tube
The position of bearing hole position be deviated etc. and can all cause to be pressed not in place, in reflection to press fitting displacement, i.e., can find that displacement passes
The maximum press fitting displacement that sensor 17 detects is less than press fitting displacement threshold value.And it is above-mentioned determine when open the second driving part 16
When, the detection data of displacement sensor 17 can also be referred to.
More specifically, institute's displacement sensors 17 can be laser sensor, and can be fixedly arranged on laser sensor
On above-mentioned mounting plate 12.Use laser sensor can be with accurately detection press fitting displacement under contactless state.Certainly, using it
His displacement sensor of type is also possible.
Specifically, the automobile axle shaft assembly press-loading apparatus further includes control unit and display unit, the display unit
It can be display screen.The control unit receives the pressure assembling force that the pressure sensor 15 and institute's displacement sensors 17 detect
With press fitting displacement, and by the pressure assembling force detected and press fitting displacement be shown on the display screen.
More specifically, pressure assembling force can be shown on display screen in this form：It is as abscissa, with pressure assembling force using the time
The press fitting force curve of ordinate；Press fitting displacement can be shown on display screen in this form：Using the time as abscissa, with press fitting
Displacement is the press fitting displacement curve of ordinate；Alternatively, pressure assembling force and press fitting displacement can be shown in display in this form together
On screen：Using be pressed displacement as abscissa, using pressure assembling force as ordinate.
Specifically, the automobile axle shaft assembly press-loading apparatus further includes warning piece.Press fitting is preset in the control unit
Force threshold and press fitting displacement threshold value, during the control unit judges press fitting, press fitting that pressure sensor 15 detects
When power is consistently less than the pressure threshold and displacement sensor 17 detects that maximum press fitting displacement is less than the press fitting displacement
When threshold value, alarm command is sent to the warning piece, to remind the quality that operating personnel detect press fitting product whether qualified；By
This, careless omission can be detected with evasive action personnel and causes to be pressed the risk that product off quality flows to market.
Automobile axle shaft assembly press-loading apparatus provided by the utility model is described in detail above.It is used herein
Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help
Understand the method and its core concept of the utility model.It should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model principle, several improvements and modifications can be made to this utility model, these improve and
Modification is also fallen into the protection domain of the utility model claims.
Claims (10)
1. a kind of automobile axle shaft assembly press-loading apparatus, which is characterized in that the automobile axle shaft assembly press-loading apparatus includes press-fit portion
(1)；The press-fit portion (1) includes the first driving part (11), mounting plate (12), is arranged on the mounting plate (12)
The shackle member (14) for being used for being clamped half axle assembly is arranged on the bearing (13) in bearing (13)；The mounting plate
(12) surface is equipped with guide rail (121), and the bearing (13) is embedded in the guide rail (121), and first driving part (11) is used for
The bearing (13) is driven to be slid along the guide rail (121)；The press-fit portion (1) further includes pressure sensor (15), for examining
Survey the pressure assembling force of half axle assembly.
2. automobile axle shaft assembly press-loading apparatus according to claim 1, which is characterized in that the press-fit portion (1) further includes
Second driving part (16), second driving part (16) are arranged on the bearing (13) and are connected to the shackle member
(14), for driving the shackle member (14) rotatable around its axis.
3. automobile axle shaft assembly press-loading apparatus according to claim 2, which is characterized in that first driving part (11)
For servo motor, second driving part (16) is servo deceleration motor.
4. automobile axle shaft assembly press-loading apparatus according to claim 1, which is characterized in that the press-fit portion (1) further includes
Displacement sensor (17), the press fitting displacement for detecting half axle assembly.
5. automobile axle shaft assembly press-loading apparatus according to claim 4, which is characterized in that institute's displacement sensors (17) are
Laser sensor, the laser sensor are fixedly arranged on the mounting plate (12).
6. automobile axle shaft assembly press-loading apparatus according to claim 4, which is characterized in that the automobile axle shaft assembly press fitting
Device further includes control unit and display unit, and the control unit receives the pressure sensor (15) and the displacement sensing
The pressure assembling force and press fitting displacement that device (17) detects, and pressure assembling force and press fitting displacement are shown in the display unit.
7. automobile axle shaft assembly press-loading apparatus according to claim 6, which is characterized in that the automobile axle shaft assembly press fitting
Device further includes warning piece, the default press fitting force threshold of the control unit and press fitting displacement threshold value, when the control unit
Judge when the pressure assembling force of pressure sensor (15) detection during being pressed is consistently less than the press fitting force threshold and described
When the maximum press fitting displacement of displacement sensor (17) detection is less than the press fitting displacement threshold value, sends and alarm to the warning piece
Instruction.
8. according to claim 1-7 any one of them automobile axle shaft assembly press-loading apparatus, which is characterized in that the automobile axle shaft
Assembly press-loading apparatus further includes the axle housing fixed part (2) for fixed car axle housing, and the both sides of the axle housing fixed part (2) are respectively set
One press-fit portion (1).
9. automobile axle shaft assembly press-loading apparatus according to claim 8, which is characterized in that the automobile axle shaft assembly press fitting
Device further includes rack (3), and the axle housing fixed part (2), the press-fit portion (1) are set to the rack (3).
10. automobile axle shaft assembly press-loading apparatus according to claim 9, which is characterized in that the automobile axle shaft assembly pressure
Assembling device further includes two cylinders (4), and two cylinders (4) are also set to the rack (3)；Also, the top per the cylinder (4)
Portion supports the bottom end of a mounting plate (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158850.8U CN207953110U (en) | 2018-01-30 | 2018-01-30 | A kind of automobile axle shaft assembly press-loading apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158850.8U CN207953110U (en) | 2018-01-30 | 2018-01-30 | A kind of automobile axle shaft assembly press-loading apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207953110U true CN207953110U (en) | 2018-10-12 |
Family
ID=63735957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820158850.8U Active CN207953110U (en) | 2018-01-30 | 2018-01-30 | A kind of automobile axle shaft assembly press-loading apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN207953110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545628A (en) * | 2018-12-26 | 2019-03-29 | 首瑞（北京）投资管理集团有限公司 | A kind of automatic assembly system of intertripping semiaxis |
| CN110253264A (en) * | 2019-07-17 | 2019-09-20 | 安徽工业大学 | A kind of rear axle in vehicle housing assy spindle nose and middle section pressing method |
-
2018
- 2018-01-30 CN CN201820158850.8U patent/CN207953110U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545628A (en) * | 2018-12-26 | 2019-03-29 | 首瑞（北京）投资管理集团有限公司 | A kind of automatic assembly system of intertripping semiaxis |
| CN109545628B (en) * | 2018-12-26 | 2021-10-22 | 首瑞（北京）投资管理集团有限公司 | Automatic assembly system of interlocking dropout semi-axis |
| CN110253264A (en) * | 2019-07-17 | 2019-09-20 | 安徽工业大学 | A kind of rear axle in vehicle housing assy spindle nose and middle section pressing method |
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