CN203580505U - Car axle and double-hole boring machining equipment thereof - Google Patents
Car axle and double-hole boring machining equipment thereof Download PDFInfo
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- CN203580505U CN203580505U CN201320701260.2U CN201320701260U CN203580505U CN 203580505 U CN203580505 U CN 203580505U CN 201320701260 U CN201320701260 U CN 201320701260U CN 203580505 U CN203580505 U CN 203580505U
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- central siphon
- centers
- spindle nose
- axletree
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Abstract
The utility model discloses a car axle and double-hole boring machining equipment thereof. The car axle comprises an axle tube and spindle noses, wherein the spindle noses are arranged at the two ends of the axle tube; a locating sleeve is arranged between each spindle nose and the axle tube; the spindle noses, the locating sleeves and the axle tube are connected through welding; the center line of the axle tube and the center lines of the spindle noses are not on the same straight line; an included angle is formed between the center line of the axle tube and the center line of each spindle nose. According to the car axle and the double-hole boring machining equipment thereof, certain included angles are formed between the center lines of the spindle noses of the car axle and the center line of the axle tube, and the included angles are camber angles; during non-loading, only the outer edges of tires are contacted with the ground surface, and during heavy loading, the camber angles of the car axle can be zero degree, so that whole tire treads are contacted with the ground surface, and the tires roll smoothly at this time; therefore, the stress of the tires is more reasonable, the bearing capacity of the tires is fully utilized, the friction loss of the tires is uniform, and the service life is prolonged.
Description
Technical field
The utility model relates to a kind of diplopore boring, in particular a kind of axletree and diplopore boring Fabricating machinery thereof.
Background technology
After existing axletree central siphon and locating bush welding, locating bush endoporus adopts machined into, because the volume and weight of central siphon is larger, so artificial clamping central siphon is wasted time and energy: in the course of processing, need to change cutter No. three times, while changing cutter, the wait of stopping work; And two ends central siphon can not process simultaneously, thereby cause production efficiency very low; When operation, lathe tools do not rotate, the central siphon rotation of more than 100 kilogram, and the electric energy expending increases; In lathe operation, need artificial feed tool changing, random large, poor quality controls, and accurate to dimension can not guarantee.
With the axletree after existing machined into, the center of central siphon and locating bush diplopore point-blank, after the welding of central siphon and spindle nose, the center of two spindle noses and central siphon center are also straight line, when vehicle is unloaded, central siphon is straight, when vehicle heavy duty, load point is in spring block position, left and right, central siphon generation natural torsion, both sides tire produces, and the area of contact on tire and ground reduces, tire bears inhomogeneous abrasion, causes tire life to reduce.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The purpose of this utility model is to provide a kind of axletree and diplopore boring Fabricating machinery thereof, is intended to solve existing axletree and adopts machined into waste time and energy, discontinuity during accurate to dimension is poor and processing obtains load on axle, the problem that the life-span reduces.
The technical solution of the utility model is as follows: a kind of axletree, wherein, comprise central siphon and spindle nose, described spindle nose is arranged on the two ends of central siphon, between spindle nose and central siphon, be provided with locating bush, between described spindle nose, locating bush and central siphon, be welded to connect, the line of centers of described central siphon and the line of centers of spindle nose, not on same straight line, form angle between central siphon line of centers and spindle nose line of centers.
Described axletree, wherein, the line of centers of described locating bush and horizontal surface form angle, between the line of centers of central siphon and the line of centers of spindle nose, form angle.
Axletree as described above is carried out to a diplopore boring Fabricating machinery for bore hole, wherein, comprise frame, power feed knife rest, work rest and engine installation, described work rest is arranged in frame; Described power feed knife rest arranges two, is separately positioned on the two ends of work rest; Below two power feed knife rests, be respectively arranged with inclination backing plate, inclination backing plate is thin away from one end of work rest near one end Thickness Ratio of work rest; Three cutters are installed on described power feed knife rest, and power feed knife rest is connected with engine installation.
The beneficial effects of the utility model: the utility model, by a kind of axletree and diplopore boring Fabricating machinery thereof, is used the boring of this axletree diplopore to improve the processing technology of axletree, and central siphon two ends are processed simultaneously, has saved the artificial clamping time; The every end of diplopore boring is furnished with three cutters, processing power feed, and middle without tool changing, disposable shaping, significantly improves production efficiency, has guaranteed the working accuracy of product simultaneously; In the course of processing, cutter rotates, motionless after central siphon is fixing, has reduced energy consumption; Use the axletree of this axletree diplopore boring processing, the line of centers of spindle nose and the line of centers of central siphon have certain angle, and this angle is exactly outer dip angle, only have tire outer rim to contact with ground when zero load, when heavy duty, axletree can become flare at zero point, and whole tyre surface is contacted with ground, and now tire rolling is smooth, tire force is more reasonable, take full advantage of the load-carrying capacity of tire, tire abrasion is even, and extend service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of axletree in the utility model.
Fig. 2 carries out the processing technology flow chart of steps of bore hole to axletree in the utility model.
Fig. 3 carries out the structural representation of the diplopore boring Fabricating machinery of bore hole to axletree in the utility model.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, clear and definite, referring to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.
As shown in Figure 1, be the structural representation of axletree in the utility model.Described axletree comprises central siphon 10 and spindle nose 20, and described spindle nose 20 is arranged on the two ends of central siphon 10, between spindle nose 20 and central siphon 10, is provided with locating bush, and one end of locating bush is connected with spindle nose 20, and the locating bush other end is connected with central siphon 10; The line of centers of the line of centers of described central siphon 10 and spindle nose 20, not on same straight line, forms angle α between the line of centers of central siphon 10 and the line of centers of spindle nose 20.
In the present embodiment, in order to reduce processing capacity, the line of centers of central siphon 10 and the line of centers of spindle nose 20 are realized not on same straight line, the line of centers of described locating bush and horizontal surface form angle α: because of line of centers and the horizontal surface formation angle α of locating bush, one end of locating bush connects spindle nose 20, and the other end connects central siphon 10, like this, make the line of centers of central siphon 10 and the line of centers of spindle nose 20 not on same straight line, between the line of centers of central siphon 10 and the line of centers of spindle nose 20, form angle α.
The angular dimension of described angle α can be set according to actual needs, and the degree of crook that central siphon 10 occurs when axletree heavy duty is larger, and the angle of angle α is larger, and the degree of crook that during axletree heavy duty, central siphon 10 occurs is less, and the angle of angle α is less.
The spindle nose line of centers of this axletree and central siphon line of centers are formed with certain angle α, and this angle α is exactly outer dip angle, by the correction of outer dip angle, improve axletree mechanics situation in use, make more to approach desirable mechanical model; And axletree itself do not need, by thickening to improve rigidity, to have saved material, reduced the weight of axletree itself.This axletree is arranged on vehicle and is used, when vehicle is unloaded, only have tire outer rim to contact with ground, when vehicle heavy duty, axletree can become flare at zero point, whole tyre surface is contacted with ground, now tire rolling is smooth, and tire force is more reasonable, takes full advantage of the load-carrying capacity of tire, tire abrasion is even, extend service life, and transposing tire mileage is longer or need not change tire, lighter to road damage.
As shown in Figure 2, be in the utility model, axletree to be carried out the processing technology flow chart of steps of bore hole.A processing technology of axletree as described above being carried out to bore hole, specifically comprises the following steps:
Steps A 00: two locating bushs are arranged on to the two ends firm welding of central siphon 10, obtain axletree to be processed, axletree to be processed is fixed on boring machine;
Step B00: inclination backing plate is set respectively below the knife rest at boring machine two ends, and inclination backing plate is less near one end thickness of axletree to be processed, makes the line of centers of two end carriages and horizontal surface form angle;
Step C00: three cutters are installed respectively on the knife rest at boring machine two ends;
Step D00: selected two ends cutter, starts boring machine, cutter power feed, simultaneously the locating bush endoporus at heavy boring axletree two ends;
Step e 00: automatic rotation two end carriages, cutter power feed, simultaneously the locating bush endoporus at right boring axletree two ends;
Step F 00: completion of processing, obtain the not half-blank axletree on same straight line of central siphon line of centers and locating bush line of centers, half-blank axletree is unloaded down from boring machine.
In order to make the working accuracy of axletree better, it is more accurate to coordinate, and also comprises step G00 between described step e 00 and step F 00: automatic rotation two end carriages, cutter power feed, the locating bush end face at difference boring central siphon 10 and axletree two ends, the squareness of assurance central siphon 10 and two end positioning both ends of the surface.
The other end at the locating bush at two ends is installed respectively spindle nose 20, obtains finished axle.Because central siphon 10 line of centerss and locating bush line of centers be not on same straight line, spindle nose 20 coordinates with locating bush after installation, realize the line of centers of central siphon 10 and the line of centers of spindle nose 20 not on same straight line, between the line of centers of central siphon 10 and the line of centers of spindle nose 20, form angle α.
This processing technology is simple to operate, two end carriages are power feed simultaneously, three cutters on each knife rest process respectively three process (heavy boring two end positioning endoporus, boring two end positioning endoporus and boring central siphon 10 and two end positioning end face) automatically, centre does not need the tool changing of stopping work, in the whole course of processing, workpiece is fixing not to be rotated; Effect by inclination backing plate handle makes central siphon 10 after Boring and the line of centers of two end positioning and the line of centers of two ends spindle nose 20 not on same straight line, be to form angle α between the line of centers of central siphon 10 and the line of centers of spindle nose 20, the axletree that uses this technique to make is applied on vehicle, make axletree more reasonable stress, take full advantage of the load-carrying capacity of tire, tire abrasion is even, and extend service life.
As shown in Figure 3, be in the utility model, axletree to be carried out the structural representation of the diplopore boring Fabricating machinery of bore hole.A kind of diplopore boring Fabricating machinery that axletree described above is carried out to bore hole, comprise frame 100, power feed knife rest 200, work rest 300 and engine installation, described work rest 300 is arranged in frame 100, and described power feed knife rest 200 arranges two, is separately positioned on the two ends of work rest 300; Below two power feed knife rests 200, be respectively arranged with inclination backing plate 210, inclination backing plate 210 is thin away from one end of work rest 300 near one end Thickness Ratio of work rest 300; Three cutters are installed on described power feed knife rest 200, power feed knife rest 200 is connected with engine installation: axletree is fixed on work rest 300, below two ends power feed knife rest 200, inclination backing plate is set respectively, makes the line of centers of two ends power feed knife rest 200 and horizontal surface form angle; The Cutting tool installation manner needing on power feed knife rest 200; Selected two ends cutter, starts engine installation, cutter power feed, simultaneously the locating bush endoporus at heavy boring axletree two ends; Engine installation drives two ends power feed knife rest 200 automatic rotations, cutter power feed, simultaneously the locating bush endoporus at right boring axletree two ends; Engine installation drives two ends power feed knife rest 200 automatic rotations, cutter power feed, the locating bush end face at difference boring central siphon 10 and axletree two ends, the squareness of assurance central siphon 10 and two end positioning both ends of the surface; Completion of processing, unloads axletree down from work rest 300, obtain the not axletree on same straight line of central siphon 10 line of centerss and spindle nose 20 line of centerss.
This diplopore boring Fabricating machinery two ends are respectively provided with a power feed knife rest 200, three cutters are installed on power feed knife rest 200, and cutter is realized power feed, the whole course of processing does not need the tool changing of stopping work, disposable shaping, production efficiency is significantly improved, guaranteed the working accuracy of product simultaneously; In the course of processing, cutter rotates, motionless after central siphon is fixing, has reduced energy consumption; The tune machine of this diplopore boring specialized equipment and calibration all adopt special-purpose frock, guarantee that two power feed knife rests 200 are in same plane, and guarantee highly identical; After having been calibrated with special tooling by equipment, in production process, no longer frequent tool changing, has guaranteed working accuracy, has improved the quality of product.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or convert, all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (3)
1. an axletree, it is characterized in that, comprise central siphon and spindle nose, described spindle nose is arranged on the two ends of central siphon, between spindle nose and central siphon, be provided with locating bush, between described spindle nose, locating bush and central siphon, be welded to connect, the line of centers of described central siphon and the line of centers of spindle nose, not on same straight line, form angle between central siphon line of centers and spindle nose line of centers.
2. axletree according to claim 1, is characterized in that, the line of centers of described locating bush and horizontal surface form angle, between the line of centers of central siphon and the line of centers of spindle nose, form angle.
3. axletree as claimed in claim 1 or 2 is carried out to a diplopore boring Fabricating machinery for bore hole, it is characterized in that, comprise frame, power feed knife rest, work rest and engine installation, described work rest is arranged in frame; Described power feed knife rest arranges two, is separately positioned on the two ends of work rest; Below two power feed knife rests, be respectively arranged with inclination backing plate, inclination backing plate is thin away from one end of work rest near one end Thickness Ratio of work rest; Three cutters are installed on described power feed knife rest, and power feed knife rest is connected with engine installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320701260.2U CN203580505U (en) | 2013-11-08 | 2013-11-08 | Car axle and double-hole boring machining equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320701260.2U CN203580505U (en) | 2013-11-08 | 2013-11-08 | Car axle and double-hole boring machining equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203580505U true CN203580505U (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320701260.2U Withdrawn - After Issue CN203580505U (en) | 2013-11-08 | 2013-11-08 | Car axle and double-hole boring machining equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203580505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587348A (en) * | 2013-11-08 | 2014-02-19 | 佛山市何氏协力机械制造有限公司 | Axle and hole boring processing technique and double-hole boring processing device thereof |
-
2013
- 2013-11-08 CN CN201320701260.2U patent/CN203580505U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587348A (en) * | 2013-11-08 | 2014-02-19 | 佛山市何氏协力机械制造有限公司 | Axle and hole boring processing technique and double-hole boring processing device thereof |
| CN103587348B (en) * | 2013-11-08 | 2015-12-23 | 佛山市何氏协力机械制造有限公司 | A kind of axletree and Boring technique thereof and diplopore boring Fabricating machinery thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20151223 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |