CN109967980A - A kind of earthmoving machinery wheel retainer processing technology - Google Patents

A kind of earthmoving machinery wheel retainer processing technology Download PDF

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Publication number
CN109967980A
CN109967980A CN201910318887.1A CN201910318887A CN109967980A CN 109967980 A CN109967980 A CN 109967980A CN 201910318887 A CN201910318887 A CN 201910318887A CN 109967980 A CN109967980 A CN 109967980A
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CN
China
Prior art keywords
blank
retainer
heating
processing technology
obtains
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
Application number
CN201910318887.1A
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Chinese (zh)
Inventor
马会民
陈汉杰
孙贤标
袁优良
刘宽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hongyuan Seiko Wheel Co Ltd
Henan Hongyuan Wheel Co Ltd
Original Assignee
Hongyuan Seiko Wheel Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hongyuan Seiko Wheel Co Ltd filed Critical Hongyuan Seiko Wheel Co Ltd
Priority to CN201910318887.1A priority Critical patent/CN109967980A/en
Publication of CN109967980A publication Critical patent/CN109967980A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B25/00Rims built up of several main parts Locking means for the rim parts
    • B60B25/04Rims with dismountable flange rings, seat rings, or lock rings

Abstract

The present invention provides a kind of earthmoving machinery wheel retainer processing technology, including retainer rolling of sectional iron, edge rolling, cutting, spot welding, heating, compression moulding, milling sled mouth and removal solder joint and burr, retainer fashioned iron is rolled as raw material using round steel, online edge rolling is carried out to retainer fashioned iron, blank after edge rolling is cut off, blank after being cut off;Blank after cutting close up and spot welding, a postwelding blank is heated, blank after heating is suppressed, predetermined shape is pressed into, milling sled mouth is carried out to blank after forming, the solder joint and burr of blank after milling sled mouth is removed, obtains retainer.Retainer processing technology of the invention, as raw material, reduces the manufacturing procedure of lock ring type steel raw material using round steel, reduces production cost;The online edge rolling of retainer fashioned iron, reduces cutting head, and stock utilization is high;It is heated after spot welding, compression moulding after heating, blank after being shaped, forming effect is good, good stability of the dimension.

Description

A kind of earthmoving machinery wheel retainer processing technology
Technical field
The present invention relates to earthmoving machinery art of wheels, particularly relate to a kind of earthmoving machinery wheel retainer processing technology.
Background technique
Currently, earthmoving machinery refers to the machinery of excavation, scraper, push or smooth soil and sandstone etc..Such as bull-dozer, scraper Machine, excavator, loading machine, land leveller, earth mover and dumper etc., be widely used in construction, water conservancy construction, road construction, In the engineerings such as airport is built, mining, harbour are built, farmland improvement.Because earthmoving machinery vehicle operating environment is more complex, to vehicle The security performance of wheel is more demanding.Retainer is the key safety component of wheel, and retainer is to be locked at wheel rim (or retaining ring) An essential wheel accessory on wheel rim.Retainer is hatch frame, and retainer is set in matched slot circle groove It is interior, to meet repeatedly handling and require, therefore it is required that retainer not only has enough strength and stiffness, also require retainer that there is bullet Property, the dimensional stability after meeting repeatedly handling.
Retainer section steel bar material of the existing retainer processing technology using the 4-6 multiple length of rolling, scribed line, edge rolling, cutting, point The processes such as weldering, heating, forming, polishing, milling mouth are process.The raw material of retainer fashioned iron are using 120 × 120 or more ruler of section Very little steel billet, through cutting, heating, rolling, cooling acquisition, processing cost is high.Fashioned iron billot scribing line, from away from retainer fashioned iron end Start to cross at 100-150mm, cross by single multiple length materials length;Edge rolling, by the retainer section steel bar material volume system of 4-6 multiple length Spiral blank;Cutting, using cutting machine topping and tail portion, spiral ring materials is carried out to cut into list by scribing position Multiple length blank, notch inclination, low efficiency, stock utilization are low;Heating, is put into heating furnace for blank and heats, heating temperature Unevenly cause size after forming unstable.
Summary of the invention
The purpose of the present invention is to provide a kind of earthmoving machinery wheel retainer processing technologys, lock in the prior art for solving The problem that the manufacturing procedure of circle is more, processing efficiency is low, stock utilization is low, high production cost and dimensional stability are bad.
To achieve the above object, the present invention the following technical schemes are provided:
A kind of earthmoving machinery wheel retainer processing technology, the retainer processing technology include:
Retainer rolling of sectional iron rolls retainer fashioned iron as raw material using round steel;
Edge rolling carries out online edge rolling to the retainer fashioned iron, obtains blank after edge rolling;
Cutting, cuts off blank after the edge rolling, blank after being cut off;
Spot welding carries out spot welding to blank after the cutting, obtains point postwelding blank;
Heating, heats described postwelding blank using heating furnace, blank after being heated;
Compression moulding suppresses blank after the heating, is pressed into predetermined shape, blank after being shaped;
Milling sled mouth carries out milling sled mouth to blank after the forming, obtains blank after milling sled mouth;
Solder joint and burr are removed, the solder joint and burr of blank after the milling sled mouth is removed, obtains retainer.
Wherein, the retainer rolling of sectional iron process includes:
Round steel cutting, is cut off the round steel as raw material using steel machine is cut, and obtains round steel blank;
Blank heating heats the round steel blank, blank after being heated;
Rolling, rolls blank after the heating, obtains fashioned iron billot;
Aligning, aligns the fashioned iron billot, obtains retainer fashioned iron.
Wherein, in the point welding process, blank after the cutting is placed on spot welding platform, starts closing device to institute Blank closes up after stating cutting, and spot welding is carried out after closing in, obtains point postwelding blank.
Wherein, in the edge rolling process, online edge rolling is carried out to the retainer fashioned iron of 12-18 multiple length, obtains blank after edge rolling;
In the milling sled mouth process, blank after the forming is placed on the air clamper of milling machine, described in clamping Milling sled mouth is carried out after forming after blank, obtains blank after milling sled mouth;
In the compression moulding process, blank after the forming is placed in a pile it is air-cooled on revolution trolley, using described Revolution trolley will be air-cooled after blank send to milling prize mouth process.
Wherein, in the heating process, described postwelding blank is placed on heating furnace platform, be sent into heating furnace in into Row heating, is heated to 850-950 DEG C, blank after being heated.
Wherein, in the heating process, the heating furnace uses walking beam furnace.
Wherein, retainer processing technology further includes product inspection, and the retainer is placed on verifying bench and examines the lock The retainer is set in test mandrel and examines opening size by the Pingdu of circle.
Wherein, the blank heating process includes:
Two U-lag tracks are longitudinally arranged in parallel, and resistance to hot pin is sequentially placed in U-lag;
The fashioned iron blank is disposed across on resistance to hot pin;
It pushes resistance to hot pin that the fashioned iron blank is sent into heating furnace using pusher to heat, base after being heated Material.
Wherein, in the rolling process, multiple tracks rolling is carried out to blank after the heating using bearing milling train, obtains fashioned iron Billot.
Wherein, the fashioned iron billot is delivered on cold bed through roller-way carries out air-cooled, is sent after air-cooled to alignment process.
The advantageous effects of the above technical solutions of the present invention are as follows:
In above scheme, earthmoving machinery wheel retainer processing technology of the invention, as raw material, is reduced using round steel Manufacturing procedure reduces production cost, high in machining efficiency;Online edge rolling, reduces cutting head, and stock utilization is high;Added after spot welding Heat, compression moulding after heating, blank after being shaped, forming effect is good, good stability of the dimension.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below by specific embodiment into Row detailed description.
The present invention for existing retainer manufacturing procedure it is more, processing efficiency is low, stock utilization is low, high production cost and The bad problem of dimensional stability provides a kind of earthmoving machinery wheel retainer processing technology.
The embodiment of the invention provides a kind of earthmoving machinery wheel retainer processing technology, the retainer processing technology includes:
Retainer rolling of sectional iron rolls retainer fashioned iron as raw material using round steel;
Edge rolling carries out online edge rolling to the retainer fashioned iron, obtains blank after edge rolling;
Cutting, cuts off blank after the edge rolling, blank after being cut off;
Spot welding carries out spot welding to blank after the cutting, obtains point postwelding blank;
Heating, heats described postwelding blank using heating furnace, blank after being heated;
Compression moulding suppresses blank after the heating, is pressed into predetermined shape, blank after being shaped;
Milling sled mouth carries out milling sled mouth to blank after the forming, obtains blank after milling sled mouth;
Solder joint and burr are removed, the solder joint and burr of blank after the milling sled mouth is removed, obtains retainer.
Earthmoving machinery wheel retainer processing technology of the invention, as raw material, reduces retainer processing work using round steel Sequence reduces production cost, high production efficiency;Online edge rolling, reduces cutting head, and stock utilization is high;It is heated, is heated after spot welding Compression moulding afterwards, blank after being shaped, forming effect is good, good stability of the dimension.
Wherein, the retainer rolling of sectional iron process includes:
Round steel cutting, is cut off the round steel as raw material using steel machine is cut, and obtains round steel blank;
Blank heating heats the round steel blank, blank after being heated;
Rolling, rolls blank after the heating, obtains fashioned iron billot;
Aligning, aligns the fashioned iron billot, obtains retainer fashioned iron.
Wherein, in the point welding process, blank after the cutting is placed on spot welding platform, starts closing device to institute Blank closes up after stating cutting, and spot welding is carried out after closing in, obtains point postwelding blank.
Wherein, in the edge rolling process, online edge rolling is carried out to the retainer fashioned iron of 12-18 multiple length, obtains blank after edge rolling; In the milling sled mouth process, blank after the forming is placed on the air clamper of milling machine, base after the forming is clamped Milling sled mouth is carried out after part, obtains blank after milling sled mouth;
In the compression moulding process, blank after the forming is placed in a pile it is air-cooled on revolution trolley, using described Revolution trolley will be air-cooled after blank send to milling prize mouth process.
Wherein, in the heating process, described postwelding blank is placed on heating furnace platform, be sent into heating furnace in into Row heating, is heated to 850-950 DEG C, blank after being heated.
Wherein, in the heating process, the heating furnace uses walking beam furnace.
Wherein, retainer processing technology further includes product inspection, and the retainer is placed on verifying bench and examines the lock The retainer is set in test mandrel and examines opening size by the Pingdu of circle.
Wherein, the blank heating process includes:
Two U-lag tracks are longitudinally arranged in parallel, and resistance to hot pin is sequentially placed in U-lag;
The fashioned iron blank is disposed across on resistance to hot pin;
It pushes resistance to hot pin that the fashioned iron blank is sent into heating furnace using pusher to heat, base after being heated Material.
Wherein, in the rolling process, multiple tracks rolling is carried out to blank after the heating using bearing milling train, obtains fashioned iron Billot.
Wherein, the fashioned iron billot is delivered on cold bed through roller-way carries out air-cooled, is sent after air-cooled to alignment process.
Technical process of the invention described in detail below:
A kind of earthmoving machinery wheel retainer processing technology, the retainer processing technology include:
S1, retainer rolling of sectional iron roll retainer fashioned iron as raw material using round steel;
Wherein, the retainer rolling of sectional iron process includes:
Round steel cutting, is cut off the round steel as raw material using steel machine is cut, and obtains round steel blank;
Blank heating heats the round steel blank, blank after being heated;
The blank heating process includes:
Two U-lag tracks are longitudinally arranged in parallel, and cylindrical refractory stick is sequentially placed in U-lag;
The fashioned iron blank is disposed across on resistance to hot pin;
It pushes resistance to hot pin that the fashioned iron blank is sent into heating furnace using pusher to heat, base after being heated Material.Resistance to hot pin is pushed using pusher, and then the fashioned iron blank is put into heating furnace, is avoided and is pushed directly on blank and cause The generation of the abnormal phenomenon such as derailing.
Rolling, rolls blank after the heating, obtains fashioned iron billot;
In the rolling process, multiple tracks rolling is carried out to blank after the heating using bearing milling train, obtains fashioned iron billot.
The fashioned iron billot is delivered on cold bed through roller-way to carry out air-cooled, is sent after air-cooled to alignment process.
Aligning, aligns blank after the rolling, obtains retainer fashioned iron.
S2, edge rolling carry out online edge rolling to the retainer fashioned iron, obtain blank after edge rolling;
In the edge rolling process, online edge rolling is carried out to the retainer fashioned iron of 12-18 multiple length, obtains blank after edge rolling, edge rolling Blank is in spring like afterwards;It is online to carry out edge rolling, cutting head is reduced, stock utilization is improved, raising rolls efficiency.
S3, cutting cut off blank after the edge rolling, blank after being cut off;Blank after edge rolling is put into one by one In knife edge die, starts press machine, cut off.
S4, spot welding carry out spot welding to blank after the cutting, obtain point postwelding blank;
In the point welding process, blank after the cutting is placed on spot welding platform, starting closing device is cut to described Blank of having no progeny closes up, and spot welding is carried out after closing in, obtains point postwelding blank.
S5, heating heat described postwelding blank using heating furnace, blank after being heated;
In the heating process, described postwelding blank is placed on heating furnace platform, is sent into heating furnace and is added Heat is heated to 850-950 DEG C, blank after being heated.The heating furnace uses walking beam furnace, and haul is flexible, and heating is equal It is even, furnace charge can all be discharged out of the furnace when necessary.
S6, compression moulding suppress blank after the heating, are pressed into predetermined shape, blank after being shaped;
In the compression moulding process, blank after heating is put into mold with tool, starts press machine to base after heating Part is suppressed, and predetermined shape is pressed into, because of blank homogeneous heating, good stability of the dimension.By blank after the forming at piling up Set air-cooled on revolution trolley, blank after every 70 formings of pile 50-, using the revolution trolley will be air-cooled after blank It send to milling and prizes mouth process.
S7, milling sled mouth carry out milling sled mouth to blank after the forming, obtain blank after milling sled mouth;
In the milling sled mouth process, blank after the forming is placed on the air clamper of milling machine, is started switch, Blank after the forming is clamped, starts milling sled mouth after clamping workpiece, hand-operated clamping, effect is replaced using air clamper Rate improves 20%, reduces labor intensity.
S8, removal solder joint and burr remove the solder joint and burr of blank after the milling sled mouth, obtain retainer.The retainer Solder joint at it is smooth bright and clean, prize mouth and section impulse- free robustness.
The retainer is placed on the Pingdu that the retainer is examined on verifying bench by S9, product inspection, by the retainer set It is located in test mandrel and examines opening size, Pingdu and opening size are met the requirements of the standard.
In above scheme, earthmoving machinery wheel retainer processing technology of the invention, as raw material, is reduced using round steel The manufacturing procedure of retainer reduces production cost, high production efficiency;Online edge rolling, reduces cutting head, and stock utilization is high;Point postwelding It is heated, compression moulding after heating, blank after being shaped, forming effect is good, good stability of the dimension.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
In the description of the present invention, it is to be understood that, the orientation or positional relationship of the instructions such as term " on ", " one end ", Be merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " being equipped with " " connects Connect " it shall be understood in a broad sense.It for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can be straight Connect it is connected, can also be indirectly connected through an intermediary.Being fixedly connected can be the common techniques such as to weld, be threadedly coupled and step up Scheme.For the ordinary skill in the art, can be understood with concrete condition above-mentioned term in the present invention specifically contain Justice.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of earthmoving machinery wheel retainer processing technology, which is characterized in that the retainer processing technology includes:
Retainer rolling of sectional iron rolls retainer fashioned iron as raw material using round steel;
Edge rolling carries out online edge rolling to the retainer fashioned iron, obtains blank after edge rolling;
Cutting, cuts off blank after the edge rolling, blank after being cut off;
Spot welding carries out spot welding to blank after the cutting, obtains point postwelding blank;
Heating, heats described postwelding blank using heating furnace, blank after being heated;
Compression moulding suppresses blank after the heating, is pressed into predetermined shape, blank after being shaped;
Milling sled mouth carries out milling sled mouth to blank after the forming, obtains blank after milling sled mouth;
Solder joint and burr are removed, the solder joint and burr of blank after the milling sled mouth is removed, obtains retainer.
2. earthmoving machinery wheel retainer processing technology as described in claim 1, which is characterized in that the retainer rolling of sectional iron work Sequence includes:
Round steel cutting, is cut off the round steel as raw material using steel machine is cut, and obtains round steel blank;
Blank heating heats the round steel blank, blank after being heated;
Rolling, rolls blank after the heating, obtains fashioned iron billot;
Aligning, aligns the fashioned iron billot, obtains retainer fashioned iron.
3. earthmoving machinery wheel retainer processing technology as described in claim 1, which is characterized in that, will in the point welding process Blank is placed on spot welding platform after the cutting, and starting closing device closes up to blank after the cutting, is closed up laggard Row spot welding obtains point postwelding blank.
4. earthmoving machinery wheel retainer processing technology as described in claim 1, which is characterized in that right in the edge rolling process The retainer fashioned iron of 12-18 multiple length carries out online edge rolling, obtains blank after edge rolling;
In the milling sled mouth process, blank after the forming is placed on the air clamper of milling machine, the forming is clamped Milling sled mouth is carried out after blank afterwards, obtains blank after milling sled mouth;
In the compression moulding process, blank after the forming is placed on air-cooled on revolution trolley in a pile, utilizes the turnover Trolley will be air-cooled after blank send to milling prize mouth process.
5. earthmoving machinery wheel retainer processing technology as described in claim 1, which is characterized in that, will in the heating process Described postwelding blank is placed on heating furnace platform, is sent into heating furnace and is heated, is heated to 850-950 DEG C, is added Blank after heat.
6. earthmoving machinery wheel retainer processing technology as described in claim 1, which is characterized in that in the heating process, institute Heating furnace is stated using walking beam furnace.
7. earthmoving machinery wheel retainer processing technology as described in claim 1, which is characterized in that retainer processing technology further includes The retainer is placed on the Pingdu that the retainer is examined on verifying bench by product inspection, and the retainer is set in inspection core Opening size is examined on axis.
8. earthmoving machinery wheel retainer processing technology as claimed in claim 2, which is characterized in that the blank heating process packet It includes:
Two U-lag tracks are longitudinally arranged in parallel, and resistance to hot pin is sequentially placed in U-lag;
The fashioned iron blank is disposed across on resistance to hot pin;
It pushes resistance to hot pin to broadcast the fashioned iron blank in heating furnace using pusher to heat, blank after being heated.
9. earthmoving machinery wheel retainer processing technology as claimed in claim 2, which is characterized in that in the rolling process, adopt Multiple tracks rolling is carried out to blank after the heating with bearing milling train, obtains fashioned iron billot.
10. earthmoving machinery wheel retainer processing technology as claimed in claim 2, which is characterized in that the fashioned iron billot is through roller Road, which is delivered on cold bed, to carry out air-cooled, is sent after air-cooled to alignment process.
CN201910318887.1A 2019-04-19 2019-04-19 A kind of earthmoving machinery wheel retainer processing technology Pending CN109967980A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110328500A (en) * 2019-08-13 2019-10-15 宏源精工车轮股份有限公司 A kind of guide rail steel processing technology
CN110328499A (en) * 2019-08-12 2019-10-15 宏源精工车轮股份有限公司 A kind of fork truck gusset processing technology
CN110434261A (en) * 2019-08-14 2019-11-12 宏源精工车轮股份有限公司 A kind of slag-soil truck Wheel retainer ring processing technology
CN110480274A (en) * 2019-08-29 2019-11-22 宏源精工车轮股份有限公司 A kind of strenghthened type wheel accessory processing technology
CN110509010A (en) * 2019-08-29 2019-11-29 宏源精工车轮股份有限公司 A kind of heavy wheel seat ring processing technology
CN110561053A (en) * 2019-09-27 2019-12-13 宏源精工车轮股份有限公司 processing technology of heavy-duty wheel lock ring

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101486141A (en) * 2009-03-05 2009-07-22 河南省宏源车轮有限公司 Technology for manufacturing lock ring for wheeled engineering machinery wheel and shaping mold thereof
US20120313423A1 (en) * 2011-06-10 2012-12-13 Goodrich Corporation System and method for a wheel lock ring assembly
CN108608802A (en) * 2018-07-04 2018-10-02 河南宏源车轮股份有限公司 A kind of fork truck Wheel retainer ring structure and its processing technology
CN108772794A (en) * 2018-06-27 2018-11-09 张家港霍尔森五金科技有限公司 Monkey wrench wrench structure and production technology
CN109483165A (en) * 2018-11-16 2019-03-19 宏源精工车轮股份有限公司 A kind of wheel retainer processing technology

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101486141A (en) * 2009-03-05 2009-07-22 河南省宏源车轮有限公司 Technology for manufacturing lock ring for wheeled engineering machinery wheel and shaping mold thereof
US20120313423A1 (en) * 2011-06-10 2012-12-13 Goodrich Corporation System and method for a wheel lock ring assembly
CN108772794A (en) * 2018-06-27 2018-11-09 张家港霍尔森五金科技有限公司 Monkey wrench wrench structure and production technology
CN108608802A (en) * 2018-07-04 2018-10-02 河南宏源车轮股份有限公司 A kind of fork truck Wheel retainer ring structure and its processing technology
CN109483165A (en) * 2018-11-16 2019-03-19 宏源精工车轮股份有限公司 A kind of wheel retainer processing technology

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110328499A (en) * 2019-08-12 2019-10-15 宏源精工车轮股份有限公司 A kind of fork truck gusset processing technology
CN110328500A (en) * 2019-08-13 2019-10-15 宏源精工车轮股份有限公司 A kind of guide rail steel processing technology
CN110434261A (en) * 2019-08-14 2019-11-12 宏源精工车轮股份有限公司 A kind of slag-soil truck Wheel retainer ring processing technology
CN110480274A (en) * 2019-08-29 2019-11-22 宏源精工车轮股份有限公司 A kind of strenghthened type wheel accessory processing technology
CN110509010A (en) * 2019-08-29 2019-11-29 宏源精工车轮股份有限公司 A kind of heavy wheel seat ring processing technology
CN110509010B (en) * 2019-08-29 2021-03-09 宏源精工车轮股份有限公司 Machining process for heavy-duty wheel seat ring
CN110561053A (en) * 2019-09-27 2019-12-13 宏源精工车轮股份有限公司 processing technology of heavy-duty wheel lock ring

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Application publication date: 20190705