CN208780107U - A kind of axle shell cubing - Google Patents
A kind of axle shell cubing Download PDFInfo
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- CN208780107U CN208780107U CN201821431064.7U CN201821431064U CN208780107U CN 208780107 U CN208780107 U CN 208780107U CN 201821431064 U CN201821431064 U CN 201821431064U CN 208780107 U CN208780107 U CN 208780107U
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- shell
- frame
- alar part
- mandrel
- ring
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Abstract
The utility model discloses a kind of axle shell cubings, including testing stand, detecting core shaft, detection semi-ring, testing stand cooperates detecting core shaft detection shell inner hole to the concentricity of shell bridge packet, testing stand cooperates detection semi-ring to can detecte the concentricity between shell central siphon and shell inner hole to shell central siphon verticality, it is made it possible to achieve by structure design and disposably detects a variety of positions of related features, simplified measurement process, reduce measurement cost, measurement efficiency is improved, while ensure that product quality.
Description
Technical field
The utility model relates to a kind of cubings, and in particular to a kind of axle shell cubing.
Background technique
Driving axle housing is one of the important part on automobile, plays a part of supporting automobile load, and transfer load to
Wheel.Tractive force, brake force, lateral force and the vertical force acted on driving wheel is also that suspension or bottom are passed to by axle housing
Disk.Currently, the processing technology of driving axle housing is to weld two stamping forming half-shell groups, it is then fed into machining equipment and carries out finishing
Work will process shell inner hole and shell central siphon in finishing passes, usually require that processing back casing inner hole to shell bridge
It is surrounded by higher concentricity, also there is higher concentricity between shell central siphon, shell inner hole has shell central siphon higher vertical
The positions of related features such as degree are checked, due to generally requiring to use a variety of more than measurement position tolerance type and shell shape is irregular
Measuring tool detects axle housing, leads to measurement process very complicated, and measurement cost is high, also will affect the assembly of automobile when serious.
Utility model content
The utility model is achieved through the following technical solutions:
A kind of axle shell cubing, including testing stand, detecting core shaft, detection semi-ring, shell；
Shell is a tested part, including shell bridge packet, shell inner hole and shell central siphon three parts, has shell in shell bridge packet
The end symmetric shell central siphon in internal hole and two sides；Testing stand includes frame axle portion and frame alar part, and the frame axle portion is located at testing stand
Center sets a mandrel receiving hole in frame axle portion；The frame alar part is a rectangular slab, and frame alar part is symmetrically positioned in frame axle portion two sides and position
In frame axle portion end, frame alar part side is equipped with a semi-ring holding tank, and the semi-ring holding tank opens up direction by frame alar part
Frame axle portion is directed toward in side, and the mandrel receiving hole inner hole surface and the frame axle portion surface of revolution are coaxial, the semi-ring holding tank hole face
It is vertical with the frame axle portion surface of revolution；The detecting core shaft includes mandrel portion and axis alar part, and the mandrel portion is a solid cylinder
And it can be contained in the mandrel receiving hole, the axis alar part is located at mandrel portion two sides and is located at mandrel portion end, described
The end of axis alar part and it is located at axis alar part bottom surface and sets a vertical plate, the vertical plate top surface sets a bridge packet holding tank, and the bridge containing is received
Slot is an arc groove and opens up direction by the vertical plate top surface until axis alar part bottom surface, the mandrel portion surface of revolution with it is described
Bridge packet holding tank circular arc groove face is coaxial；The detection semi-ring is cyclic structure and the detection semi-ring inside and outside circle is coaxial.
The design of structure as above, in order to check the relevant position tolerance of vehicle bridge shell, relative dimensions and tested
Part size matching
Wherein testing stand, detecting core shaft cooperation check that shell inner hole is as follows to the concentricity mode of shell bridge packet:
Mandrel receiving hole inner hole surface and the frame axle portion surface of revolution are coaxial, and mandrel portion is contained in the two gap in mandrel receiving hole
Cooperation, but the mandrel portion surface of revolution and bridge packet holding tank circular arc groove face are coaxial, so that the frame axle portion surface of revolution and bridge packet holding tank circular arc
Groove face establishes concentricity relationship, and frame axle portion can be contained in housing in hole and the two clearance fit, as long as shell in this way
Inner hole can match the concentricity of the frame axle portion surface of revolution Yu bridge packet holding tank circular arc groove face to the concentricity of shell bridge packet, then size
Qualification, it is coaxial as judgement both with when detecting core shaft portion can be inserted into mandrel receiving hole, bridge packet holding tank can accommodate shell bridge packet
Spend qualified standard；
Testing stand, detection semi-ring cooperation detection shell inner hole are as follows to the mode of the verticality of shell central siphon:
Semi-ring holding tank hole face is vertical with the frame axle portion surface of revolution, and when frame axle portion is contained in housing hole, the semi-ring
Holding tank and shell central siphon and detection semi-ring are coaxial, so that frame axle portion and detection semi-ring establish vertical relation, then when detecting
Determine that part hangs down as long as verticality of the shell inner hole to shell central siphon can match to detection semi-ring verticality with frame axle portion
Straight degree is qualified, it is specifically used in, detection semi-ring plays the role of similar clearance gauge, can be inserted into mandrel receiving hole when detecting core shaft portion
When, the gap that detection semi-ring can be filled between semi-ring holding tank and shell central siphon is as the standard for judging verticality qualification；Again
Shell central siphon positioned at shell inner hole two sides has verticality relationship to shell inner hole, therefore shell inner hole degree shell central siphon is vertical
Degree can be converted into the concentricity between shell inner hole, so the method that the present invention detects verticality also can detect the concentricity.
Further, the testing stand is integrally in T font.When the design of T font uses convenient for testing stand and detecting core shaft
Mutual cooperation, be conducive to detection carry out.
Further, the mandrel is integrally in " mountain " font.The design of mountain font manufacture easy to process is also conducive to testing stand
Mutual cooperation when being used with detecting core shaft.
Further, the frame axle portion circumferential surface is that two symmetrical cambered surfaces and two symmetrically face directly and close, and it is described face directly with
The side of the frame alar part is overlapped, and two cambered surface is concentric.The surface of revolution of frame axle portion is wanted because needing to manufacture with shell inner hole hole face
It asks dimensional accuracy high, is designed as two symmetrical cambered surfaces and two and symmetrically faces the circumferential surface of composition directly, reduce processing and manufacturing difficulty.
Further, the cambered surface is manufactured with shell inner hole size, and both the frame axle portion can be contained in housing hole, and
The symmetrical cambered surface and shell inner hole clearance fit, gap size diametrical direction are no more than 0.1mm.
Further, the mandrel portion and the mandrel receiving hole are clearance fit, and gap size diametrical direction does not surpass
Cross 0.1mm.
Further, shell bridge packet can be accommodated in the bridge packet holding tank, and is cooperated with shell bridge Inter-packet gap, and gap is big
Minor diameter direction is no more than 0.2mm.
Because the criterion of the positions of related features such as above-mentioned verticality, concentricity be shell inner hole to the concentricity of shell bridge packet with
The matching degree of the concentricity of the frame axle portion surface of revolution and bridge packet holding tank circular arc groove face, shell inner hole are to the verticality of shell central siphon
With frame axle portion to detection semi-ring verticality matching degree, if verticality required by tested part and coaxial accuracy are higher,
Must also there be higher matching degree accordingly, such as to reach high matching degree, the gap of mating surface just must be sufficiently small, then
The symmetrical cambered surface and shell inner hole clearance fit amount diametrical direction are no more than 0.1mm, between mandrel portion and the mandrel receiving hole
Gap use level diametrical direction is no more than 0.1mm, and bridge packet holding tank and shell bridge packet use level diametrical direction are no more than 0.1mm.
The utility model aim is to provide a kind of axle shell cubing, allows to detect shell simultaneously by structure design
Internal hole is to the concentricity of shell bridge packet, concentricity between shell central siphon, and shell inner hole is to positions such as shell central siphon verticalities
Tolerance simplifies measurement process, reduces measurement cost, improves measurement efficiency.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is that the utility model actually uses schematic diagram.
Fig. 2 is the utility model main view.
Fig. 3 is the utility model top view.
Label and corresponding parts title in attached drawing:
1- testing stand, 11- frame axle portion, 111- mandrel receiving hole, 12 frame alar parts, 121- semi-ring holding tank, 2- mandrel, 21-
Mandrel portion, 22- axis alar part, 221- vertical plate, 2211- bridge packet holding tank, 3- detect semi-ring
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
FIG. 1 to FIG. 3 is a preferred embodiment of the utility model:
As shown in Figure 1, the utility model includes testing stand 1, detecting core shaft 2, detection semi-ring 3；Testing stand 1 and including frame axis
Portion 11 and frame alar part 12,11, the frame axis are located at 1 center of testing stand, set a mandrel receiving hole 111 in frame axle portion 11；The frame
Alar part 12 is a rectangular slab, and frame alar part 12, which is symmetrically positioned in 11 two sides of frame axle portion and is located at 11 end of frame axle portion, makes testing stand 1 whole
Body is T-shaped, 12 side of frame alar part be equipped with a semi-ring holding tank 121, the semi-ring holding tank 121 open up direction by
Frame axle portion 11 is directed toward in 12 side of frame alar part, and 111 inner hole surface of mandrel receiving hole and 11 surface of revolution of frame axle portion are coaxial, described
121 hole face of semi-ring holding tank is vertical with 11 surface of revolution of frame axle portion；The detecting core shaft 2 includes mandrel portion 21 and axis alar part
22, the mandrel portion 21 is a solid cylinder and can be contained in the mandrel receiving hole 111, and the axis alar part 22 is located at described
21 two sides of mandrel portion and it is located at 21 end of mandrel portion, the end of the axis alar part 22 and is located at axis alar part (22) bottom surface to set one vertical
Plate 221, so that it is in " mountain " font that detecting core shaft 2 is whole, 221 top surface of vertical plate sets a bridge packet holding tank 2211, the bridge packet
Holding tank 2211 is an arc groove and opens up direction by 221 top surface of vertical plate until 22 bottom surface of axis alar part, the mandrel
21 surface of revolution of portion and the 2211 circular arc groove face of bridge packet holding tank are coaxial；The detection semi-ring 3 is a semicircular ring.
The utility model needs to detect shell inner hole 42 to the concentricity of shell bridge packet 41, and shell inner hole 42 is to shell central siphon
43 verticality, the concentricity between shell central siphon 43, specifically used method are that frame axle portion 11 is first inserted into shell inner hole 42
In, so that the two clearance fit is bonded to each other up to the two, then mandrel portion 21 is inserted into mandrel receiving hole 111 again, observation
Whether testing stand 1 can be bonded completely with detecting core shaft 2, if it can, then bridge packet holding tank 2211 can wrap up shell bridge packet 41, by
This determines that shell inner hole 42 is qualified to the concentricity of shell bridge packet 41；Meeting between shell central siphon 43 and semi-ring holding tank 121 at this time
An equidistant wide annular chamber is formed, semi-ring 3 is will test and is used as clearance gauge, if detection semi-ring 3 can be fully inserted into shell axis
The annular chamber formed between pipe 43 and semi-ring holding tank 121 then determines shell inner hole 42 to the verticality of shell central siphon 43, shell
Concentricity between central siphon 43 is qualified.
The required value of part position tolerance is often relatively high, verticality of the shell inner hole 42 to shell central siphon 43.Shell
Concentricity between central siphon 43 is generally 0.1mm hereinafter, in order to guarantee high-precision position of related features, the ruler of located in connection element
Very little precision also can be relatively high, is in particular in 42 face of shell inner hole and 11 surface of revolution of frame axle portion, 21 surface of revolution of mandrel portion and mandrel
The difference gap of 111 inner hole surface of receiving hole, rule of thumb vertically, difference gap, no more than 0.1mm, otherwise will draw in diametrical direction
Playing biggish measurement error causes measurement result to be distorted, and 11 surface of revolution of frame axle portion will participate in the measurement of multiple positions of related features, need
The higher accuracy of manufacture is wanted, in order to reduce manufacture difficulty, 11 surface of revolution of frame axle portion is made as two symmetrical cambered surfaces and two symmetrical straight
Face closure forms, and need to only guarantee arc sizes.Shell bridge packet 41 concentricity of shell inner hole 42 is often required that it is lower, one
As be 0.2mm, therefore rule of thumb data guarantee diametrical clearance difference between bridge packet holding tank 2211 and shell bridge packet 41 not
More than 0.2mm.
Claims (7)
1. a kind of axle shell cubing, including shell (4), the shell (4) is tested part and tested position includes shell bridge
Wrap (41), shell inner hole (42) and shell central siphon (43) three parts, shell bridge packet (41) is interior shell inner hole (42) and two sides
End symmetric shell central siphon (43), it is characterised in that: further include testing stand (1), detecting core shaft (2), detection semi-ring (3)；
Testing stand (1) includes frame axle portion (11) and frame alar part (12), and the frame axle portion (11) is located at testing stand (1) center, frame axis
A mandrel receiving hole (111) is set in portion (11)；The frame alar part (12) is a rectangular slab, and frame alar part (12) is symmetrically positioned in frame axle portion
(11) two sides and be located at frame axle portion (11) end, frame alar part (12) side be equipped with a semi-ring holding tank (121), the semi-ring
Frame axle portion (11) are directed toward by frame alar part (12) side in the direction that opens up of holding tank (121), mandrel receiving hole (111) inner hole surface
Coaxial with frame axle portion (11) surface of revolution, semi-ring holding tank (121) hole face is vertical with frame axle portion (11) surface of revolution
And when the frame axle portion (11) is contained in housing hole (42), the semi-ring holding tank (121) and shell central siphon (43) and
It is coaxial to detect semi-ring (3)；
The detecting core shaft (2) includes mandrel portion (21) and axis alar part (22), and the mandrel portion (21) can be contained in the core
Axis receiving hole (111), the axis alar part (22) are symmetrically positioned in mandrel portion (21) two sides and are located at mandrel portion (21) end, institute
It states the end of axis alar part (22) and is located at axis alar part (22) bottom surface and set up plate (221), bridge containing is set in the vertical plate (221) and is received
Slot (2211), the bridge packet holding tank (2211) are an arc groove and open up direction by the vertical plate (221) top surface until described
Axis alar part (22) bottom surface, mandrel portion (21) surface of revolution and bridge packet holding tank (2211) the circular arc groove face are coaxial；
The detection semi-ring (3) is cyclic structure and detection semi-ring (3) inside and outside circle is coaxial.
2. a kind of axle shell cubing according to claim 1, it is characterised in that: the testing stand (1) is integrally in T word
Type.
3. a kind of axle shell cubing according to claim 1, it is characterised in that: the mandrel (2) is integrally in " mountain " word
Type.
4. a kind of axle shell cubing according to claim 1, it is characterised in that: frame axle portion (11) circumferential surface is two pairs
Cambered surface and two symmetrical face directly is claimed to close, and described face directly is overlapped with the side of the frame alar part (12), two symmetrical arc
Face is concentric.
5. a kind of axle shell cubing according to claim 4, it is characterised in that: the symmetrical cambered surface of the frame axle portion (11)
It is manufactured with shell inner hole (42) size, both the frame axle portion (11) can be contained in housing hole (42), and the symmetrical cambered surface
With shell inner hole (42) clearance fit, gap size diametrical direction is no more than 0.05mm.
6. a kind of axle shell cubing according to claim 1, it is characterised in that: the mandrel portion (21) and the mandrel
Receiving hole (111) is clearance fit, and gap size diametrical direction is no more than 0.05mm.
7. a kind of axle shell cubing according to claim 1, it is characterised in that: the interior energy of the bridge packet holding tank (2211)
Enough accommodate shell bridge packet (41), and with shell bridge packet (41) clearance fit, gap size diametrical direction be no more than 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821431064.7U CN208780107U (en) | 2018-09-03 | 2018-09-03 | A kind of axle shell cubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821431064.7U CN208780107U (en) | 2018-09-03 | 2018-09-03 | A kind of axle shell cubing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208780107U true CN208780107U (en) | 2019-04-23 |
Family
ID=66159592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821431064.7U Active CN208780107U (en) | 2018-09-03 | 2018-09-03 | A kind of axle shell cubing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208780107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947611A (en) * | 2020-07-16 | 2020-11-17 | 方盛车桥（柳州）有限公司 | Method for detecting through hole of rear cover of automobile drive axle housing |
-
2018
- 2018-09-03 CN CN201821431064.7U patent/CN208780107U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947611A (en) * | 2020-07-16 | 2020-11-17 | 方盛车桥（柳州）有限公司 | Method for detecting through hole of rear cover of automobile drive axle housing |
| CN111947611B (en) * | 2020-07-16 | 2022-01-04 | 方盛车桥（柳州）有限公司 | Method for detecting through hole of rear cover of automobile drive axle housing |
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