CN107178552A - A kind of heavy truck rear-wheel hub locking nut and its production technology - Google Patents
A kind of heavy truck rear-wheel hub locking nut and its production technology Download PDFInfo
- Publication number
- CN107178552A CN107178552A CN201710414317.3A CN201710414317A CN107178552A CN 107178552 A CN107178552 A CN 107178552A CN 201710414317 A CN201710414317 A CN 201710414317A CN 107178552 A CN107178552 A CN 107178552A
- Authority
- CN
- China
- Prior art keywords
- nut
- wheel hub
- heavy truck
- truck rear
- hub locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005516 engineering process Methods 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000010079 rubber tapping Methods 0.000 claims abstract description 10
- 238000005242 forging Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000010792 warming Methods 0.000 claims description 9
- 238000002791 soaking Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000003801 milling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000012805 post-processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention discloses a kind of heavy truck rear-wheel hub locking nut, it is made up of integrally formed nut body and the connection internal thread being arranged on nut body endoporus, described nut body is made up of nut bottom and nut top two parts, described nut top is arranged at the top of nut bottom, some flutings are equidistantly distributed with described nut top, described groove depth is more than the height on nut top, less than the height of nut body.The invention also provides a kind of production technology of heavy truck rear-wheel hub locking nut, heavy truck rear-wheel hub locking nut is obtained by blanking, forging forming and tapping, it not only avoid the problem of casting is also easy to produce stomata and husky hole, also reduce the processing technologys such as groove milling, deburring, the production technology of casting nut is enormously simplify while the intensity, the mechanical performance that improve heavy truck rear-wheel hub locking nut, the production efficiency of nut is improved, the waste of raw material is also reduced.
Description
【Technical field】
The present invention relates to the technical field of nut, more particularly to a kind of heavy truck rear-wheel hub locking nut and its production technology.
【Background technology】
Locking nut, is a kind of nut for being widely used in the industries such as machinery, and wheel hub locking nut is for fixed car
The Special locking nut of outer wheel hub.The especially vehicle such as heavy goods vehicle, heavy truck is larger, and loading capacity is big, it is necessary to using locking nut
Locked.And current heavy truck rear-wheel hub locking nut, generally using casting processing, answered due to casting processing nut technique
It is miscellaneous, it is processed using techniques such as casting, cooling, cleaning, cutting thread, deburrings, and the stomata produced in casting process can be husky
Hole will all influence the intensity of locking nut, reduce the intensity of locking nut, also there is the problem of processing waste of raw materials is serious.For
Solution problem above, it is necessary to propose a kind of heavy truck rear-wheel hub locking nut and its production technology.
【The content of the invention】
It is an object of the invention to overcoming above-mentioned the deficiencies in the prior art there is provided a kind of heavy truck rear-wheel hub locking nut and its
Production technology, it aims to solve the problem that heavy truck rear-wheel hub locking nut uses Foundry Production in the prior art, processed complex, low intensity,
The high technical problem of the cost of raw material.
To achieve the above object, the present invention proposes a kind of heavy truck rear-wheel hub locking nut, by integrally formed nut sheet
Body and the connection internal thread being arranged on nut body endoporus are constituted, and described nut body is by nut bottom and nut top two
Part constitute, described nut top be arranged on the top of nut bottom, described nut top be equidistantly distributed with it is some
Fluting, described groove depth is more than the height on nut top, less than the height of nut body.
Preferably, described nut top is circular boss, the outline shape of described nut bottom is just polygon
Shape, the maximum outside diameter on described nut top is less than the distance of nut bottom opposite side.
Preferably, the described uniform circular row of some flutings, and along outside nut body endoporus radial direction insertion nut body
Wall.
Preferably, the outline shape of described nut bottom is octagon, under the quantity and nut of described fluting
The quantity on the side in portion is identical, is 8, and the position of fluting is corresponding with the side center of nut bottom.
The present invention also proposes a kind of production technology of heavy truck rear-wheel hub locking nut, comprises the following steps:
The first step, blanking:The blank for preparing heavy truck rear-wheel hub locking nut is loaded in heating furnace and heated;
Second step, forging forming:Heating furnace is warming up to 900~1000 DEG C, and is incubated taking-up after 10~35min, in pressure
Forged on power machine and direct pressure shaping, obtain rushing the nut body of endoporus and fluting;
3rd step, tapping:After after nut body cooling, tapping is carried out on the endoporus of nut body, obtains connecting interior spiral shell
Line.
Preferably, after the 3rd described step tapping, in addition to aftertreatment technology, described aftertreatment technology includes successively
Heat treatment, surface treatment, packaging.
Preferably, heating furnace is warming up to 950~980 DEG C in described second step, soaking time is 32min.
Preferably, heating furnace is warming up to 965 DEG C in described second step, soaking time is 23min.
Beneficial effects of the present invention:Compared with prior art, a kind of heavy truck rear-wheel hub locking nut for providing of the present invention and
Its production technology, nut body is integrally formed by forging, and the nut body after shaping had not only rushed endoporus but also punching has fluting, not only
The problem of casting is also easy to produce stomata and husky hole is avoided, the processing technologys such as groove milling, deburring is also reduced, improves heavy truck trailing wheel
The production technology of casting nut is enormously simplify while the intensity of hub locking nut, mechanical performance, the production of nut is improved
Efficiency;Further, since the volume of heavy truck rear-wheel hub locking nut is big compared with plain nut, the technique according to casting post-processing can be produced
Raw substantial amounts of waste material, and the clout for using integrally formed Forging Technology to produce can be re-used, and greatly reduce raw material
Waste.
The feature and advantage of the present invention will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of heavy truck rear-wheel hub locking nut of the embodiment of the present invention.
In figure:1- nut bodies, 10- connections internal thread, 11- nuts bottom, 12- nuts top, 13- flutings.
【Embodiment】
To make the object, technical solutions and advantages of the present invention of greater clarity, below by drawings and Examples, to this
Invention is further elaborated.However, it should be understood that the specific embodiments described herein are merely illustrative of the present invention,
The scope being not intended to limit the invention.In addition, in the following description, the description to known features and technology is eliminated, to keep away
Exempt from unnecessarily to obscure idea of the invention.
Refering to Fig. 1, the embodiment of the present invention provides a kind of heavy truck rear-wheel hub locking nut, by integrally formed nut body 1
Constituted with the connection internal thread 10 being arranged on the endoporus of nut body 1, described nut body 1 is on nut bottom 11 and nut
The two parts of portion 12 are constituted, and described nut top 12 is arranged at the top of nut bottom 11, first-class of described nut top 12
Away from some flutings 13 are distributed with, the described depth of fluting 13 is more than the height on nut top 12, less than the height of nut body 1.
Further, described nut top 12 is circular boss, and the outline shape of described nut bottom 11 is just
Polygon, the maximum outside diameter on described nut top 12 is less than the distance of the opposite side of nut bottom 11.
Further, the described uniform circular row of some flutings 13, and along the endoporus radial direction insertion nut body of nut body 1
1 outer wall.
Further, the outline shape of described nut bottom 11 is octagon, the quantity of described fluting 13 with
The quantity on the side of nut bottom 11 is identical, is 8, and the position of fluting 13 is corresponding with the side center of nut bottom 11.
In embodiments of the present invention, nut body 1 is octagon nut, and the depth of fluting 13 is slightly larger than nut top 12
Highly, and fluting 13 bottom be half slot, improve the shearing strength of nut body 1.
In order to prevent locking nut from being released with screw rod, it is only necessary to open up pin-and-hole on screw rod, matched somebody with somebody using split pin with pin-and-hole
Close, and be fixed by corresponding fluting 13, locking nut is pinned by split pin, the process for making locking nut be run in vehicle
In also do not release.
The embodiment of the present invention also provides a kind of production technology of heavy truck rear-wheel hub locking nut, comprises the following steps:
The first step, blanking:The blank for preparing heavy truck rear-wheel hub locking nut is loaded in heating furnace and heated.
Second step, forging forming:Heating furnace is warming up to 900~1000 DEG C, and is incubated taking-up after 10~35min, in pressure
Forged on power machine and direct pressure shaping, obtain rushing the nut body 1 of endoporus and fluting 13.
Specifically, heating furnace is warming up to 950~980 DEG C, and soaking time is 32min.
In embodiments of the present invention, heating furnace is warming up to 965 DEG C, and soaking time is 23min.
3rd step, tapping:After after the cooling of nut body 1, tapping is carried out on the endoporus of nut body 1, is obtained in connection
Screw thread 10.
Further, after the 3rd step tapping, in addition to aftertreatment technology, described aftertreatment technology includes at heat successively
Reason, surface treatment, packaging.
The course of work of the present invention:
A kind of heavy truck rear-wheel hub locking nut of the present invention and its production technology, nut body 1 are integrally formed by forging, into
Nut body 1 after type had not only rushed endoporus but also punching has fluting 13, not only avoid the problem of casting is also easy to produce stomata and husky hole, also
The processing technologys such as groove milling, deburring are reduced, while improving intensity, the mechanical performance of heavy truck rear-wheel hub locking nut significantly
The production technology of casting nut is simplified, the production efficiency of nut is improved;Further, since the body of heavy truck rear-wheel hub locking nut
Product is big compared with plain nut, and the technique according to casting post-processing can produce substantial amounts of waste material, and use integrally formed forging and stamping work
The clout that skill is produced can be re-used, and greatly reduce the waste of raw material.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent substitution or improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (8)
1. a kind of heavy truck rear-wheel hub locking nut, by integrally formed nut body (1) and it is arranged on nut body (1) endoporus
Connection internal thread (10) constitute, it is characterised in that:Described nut body (1) is by nut bottom (11) and nut top (12)
Two parts are constituted, and described nut top (12) is arranged at the top of nut bottom (11), and described nut top (12) is first-class
Some flutings (13) are distributed with spacing, and described fluting (13) depth is more than the height of nut top (12), less than nut body
(1) height.
2. a kind of heavy truck rear-wheel hub locking nut as claimed in claim 1, it is characterised in that:Described nut top (12) is
Circular boss, the outline shape of described nut bottom (11) is regular polygon, and the maximum on described nut top (12) is outer
Footpath is less than the distance of nut bottom (11) opposite side.
3. a kind of heavy truck rear-wheel hub locking nut as claimed in claim 1, it is characterised in that:Described some flutings (13) are
Even circular row, and along nut body (1) endoporus radial direction insertion nut body (1) outer wall.
4. a kind of heavy truck rear-wheel hub locking nut as claimed in claim 1, it is characterised in that:Described nut bottom (11)
Outline shape is octagon, and the quantity of described fluting (13) is identical with the quantity on the side of nut bottom (11), is 8, and
The position of fluting (13) is corresponding with the side center of nut bottom (11).
5. a kind of production technology of heavy truck rear-wheel hub locking nut, it is characterised in that:Comprise the following steps:
The first step, blanking:The blank for preparing heavy truck rear-wheel hub locking nut is loaded in heating furnace and heated;
Second step, forging forming:Heating furnace is warming up to 900~1000 DEG C, and is incubated taking-up after 10~35min, in forcing press
On forge and direct pressure shaping, obtain punching have endoporus and fluting (13) nut body (1);
3rd step, tapping:After after nut body (1) cooling, tapping is carried out on the endoporus of nut body (1), is obtained in connection
Screw thread (10).
6. a kind of production technology of heavy truck rear-wheel hub locking nut as claimed in claim 5, it is characterised in that:Described the 3rd
Walk after tapping, in addition to aftertreatment technology, described aftertreatment technology is successively including heat treatment, surface treatment, packaging.
7. a kind of production technology of heavy truck rear-wheel hub locking nut as claimed in claim 5, it is characterised in that:Described second
Heating furnace is warming up to 950~980 DEG C in step, and soaking time is 15~32min.
8. a kind of production technology of heavy truck rear-wheel hub locking nut as claimed in claim 7, it is characterised in that:Described second
Heating furnace is warming up to 965 DEG C in step, and soaking time is 23min.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710414317.3A CN107178552A (en) | 2017-06-05 | 2017-06-05 | A kind of heavy truck rear-wheel hub locking nut and its production technology |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710414317.3A CN107178552A (en) | 2017-06-05 | 2017-06-05 | A kind of heavy truck rear-wheel hub locking nut and its production technology |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107178552A true CN107178552A (en) | 2017-09-19 |
Family
ID=59835675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710414317.3A Pending CN107178552A (en) | 2017-06-05 | 2017-06-05 | A kind of heavy truck rear-wheel hub locking nut and its production technology |
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CN (1) | CN107178552A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109306995A (en) * | 2018-12-20 | 2019-02-05 | 海盐华通金属制品有限公司 | A kind of expansion nut being easily installed |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101767179A (en) * | 2009-12-31 | 2010-07-07 | 上海新闵重型锻造有限公司 | Method for forging screw and nut |
CN102814439A (en) * | 2012-09-10 | 2012-12-12 | 绍兴山耐高压紧固件有限公司 | Hot-forging molding process of large-sized stainless steel nut |
CN204664116U (en) * | 2015-03-26 | 2015-09-23 | 海盐县华昇汽车配件有限公司 | A kind of hexagon slotted nut |
CN204657384U (en) * | 2015-06-02 | 2015-09-23 | 昆山市全顺铝材锻造有限公司 | A kind of shaped device for forging nut |
-
2017
- 2017-06-05 CN CN201710414317.3A patent/CN107178552A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101767179A (en) * | 2009-12-31 | 2010-07-07 | 上海新闵重型锻造有限公司 | Method for forging screw and nut |
CN102814439A (en) * | 2012-09-10 | 2012-12-12 | 绍兴山耐高压紧固件有限公司 | Hot-forging molding process of large-sized stainless steel nut |
CN204664116U (en) * | 2015-03-26 | 2015-09-23 | 海盐县华昇汽车配件有限公司 | A kind of hexagon slotted nut |
CN204657384U (en) * | 2015-06-02 | 2015-09-23 | 昆山市全顺铝材锻造有限公司 | A kind of shaped device for forging nut |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109306995A (en) * | 2018-12-20 | 2019-02-05 | 海盐华通金属制品有限公司 | A kind of expansion nut being easily installed |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170919 |