WO2023019782A1 - Rim based on combination of dh structure and dw structure, and manufacturing method therefor - Google Patents

Rim based on combination of dh structure and dw structure, and manufacturing method therefor Download PDF

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Publication number
WO2023019782A1
WO2023019782A1 PCT/CN2021/131964 CN2021131964W WO2023019782A1 WO 2023019782 A1 WO2023019782 A1 WO 2023019782A1 CN 2021131964 W CN2021131964 W CN 2021131964W WO 2023019782 A1 WO2023019782 A1 WO 2023019782A1
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Prior art keywords
rim
ensure
combination
tire
welding
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PCT/CN2021/131964
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French (fr)
Chinese (zh)
Inventor
徐恩成
高勇
徐长红
宋志俭
冯开华
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济宁联威车轮制造有限公司
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Priority to ZA2022/12360A priority Critical patent/ZA202212360B/en
Publication of WO2023019782A1 publication Critical patent/WO2023019782A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B21/00—Rims
    • B60B21/10—Rims characterised by the form of tyre-seat or flange, e.g. corrugated
    • B60B21/102—Rims characterised by the form of tyre-seat or flange, e.g. corrugated the shape of bead seats
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B21/00—Rims
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B21/00—Rims
    • B60B21/10—Rims characterised by the form of tyre-seat or flange, e.g. corrugated
    • B60B21/108—Rims characterised by the form of tyre-seat or flange, e.g. corrugated the surface of bead seats

Definitions

  • the invention relates to the field of heavy-duty agricultural machinery and forestry machinery, in particular to a wheel rim based on a combination of a DH structure and a DW structure and a manufacturing method thereof.
  • the existing rim design mainly comes from the standards of the European Tire and Rim Technical Organization (ETRTO), the American Tire and Rim Association (TRA) or GB_T 3372-tractor, agricultural and forestry machinery rim series, and only has a single DH profile or a single DW
  • ERRTO European Tire and Rim Technical Organization
  • TRA American Tire and Rim Association
  • GB_T 3372-tractor agricultural and forestry machinery rim series
  • the profile adopts the combination of DH and DW rim profiles that are not specified in the standard.
  • Both domestic and foreign countries adopt DW widening welding structure, which has the problems of easy air leakage and difficult tire installation.
  • the present invention proposes a rim based on the combination of DH structure and DW structure.
  • the combined one-piece structure solves the risk of air leakage and improves production efficiency.
  • the DH structure is convenient for tire loading on the rim, and the DW The structure improves the strength of the rim, and the raised knurl structure on the DH structure and DW structure solves the problem of tire slippage.
  • the present invention provides a rim based on the combination of DH structure and DW structure, including a rim, a DH structure is provided on the loading side of the rim, a DW structure is provided on the non-loading side, and the DH structure Integral molding with the DW structure;
  • the sidewall groove bottom of the DH structure is an inclined bending part, and the non-loading sidewall groove bottom of the DW structure is a wavy bending part;
  • the tops of the DH structure and the DW structure are provided with bead seats of the same inclined structure, and protruding knurl structures are provided on the bead seats.
  • the groove bottom depth of the DH structure is greater than the standard rim well bottom depth of the DW structure by 25.4mm.
  • the wavy bent part of the DW structure has multiple bent sections, and the overall thinning is low.
  • the present invention also provides a rim manufacturing method based on the combination of the DH structure and the DW structure, including:
  • Step 1 The steel mill flattens the material to ensure that the surface is flat without scratches, and the EPS derusting blanking ensures that the surface is smooth and rust-proof. After automatic loading, the letter is pressed, and it enters the automatic rolling equipment to ensure that the opening is 2mm and there is no error to facilitate the next process. welding;
  • Step 2 Use a 2000KVA automatic pulse welding machine to weld both ends corresponding to the appropriate current and voltage to ensure that the welding quality does not crack, and scrape slag and calender the high-point welds after welding to ensure that the welds are smooth and beautiful;
  • Step 3 Use special 500T equipment and molds to expand the mouth, and the size of the upper end is different from the size of the lower end;
  • Step 4 Roll the design surface by special rolling equipment to ensure the width and appearance of the rim are qualified;
  • Step 5 Ensuring that the roundness is qualified and the circumference meets the tolerance requirements through expansion
  • Step 6 Use a special machine to punch the hole of the valve to facilitate the tight installation of the valve, and clean the surface to ensure that the surface is clean;
  • Step 7 Carry out press-fitting of different sizes according to customer needs, and interference fit to enhance fatigue strength
  • Step 8 Use a special submerged arc welding machine to weld the product synthetically to ensure the strength of the connection, re-treat the product surface, and carry out electrophoretic coating to prevent rust in different operating environments.
  • the groove bottom of the sidewall of the DH structure is deeper than the standard rim of the ordinary DW structure, which solves the problem of tire installation; the DW structure without the sidewall improves the rim Strength; the protruding knurl structure solves the problem of tire slippage;
  • the rim adopts a one-piece forming structure, which is strong and durable under the same load.
  • the manufacturing process does not require splicing, low energy consumption, no pollution, high safety index, 50% increase in production efficiency, and 30% reduction in cost.
  • Fig. 1 is a structural representation of the present invention
  • Fig. 2 is a schematic diagram of the DW structure of the present invention
  • Fig. 3 is a schematic cross-sectional structure diagram of the wheel rim of the present invention.
  • the present invention proposes a rim based on the combination of DH structure and DW structure.
  • the tire side of rim 1 is provided with DH structure 2, and the non-loading side is provided with DW structure 3, DH structure 2 and One-piece molding between DW structure 3;
  • the bottom of the sidewall groove of DH structure 2 is an inclined bending part, and the bottom of the non-loading sidewall groove of DW structure 3 is a wavy bending part;
  • the tops of the DH structure 2 and the DW structure 3 are provided with bead seats of the same inclined structure, and protruding knurl structures are provided on the bead seats.
  • the rim 1 is a combined design, with DH structure 2 and DW structure on both sides.
  • the groove bottom depth of the sidewall of the DH structure 2 is 25.4mm higher than the standard rim groove bottom depth of the DW structure 3, which improves the DH structure.
  • the depth of the sidewall groove bottom of structure 2 is convenient for tire installation on DH structure 2.
  • the wavy bending part of DW structure 3 has multiple bending sections, the overall thinning is low, and multiple cambers are used to increase DW Structure 3
  • the thickness of the bending part the advantage of increasing the thickness is that the strength and rigidity of the rim are better, the manufacturing is more convenient and conducive to molding, and the protruding knurl structure set on the tire attachment surface can increase the friction of the contact surface and prevent the tire skidding.
  • a method for manufacturing a wheel rim based on a combination of a DH structure and a DW structure comprising:
  • Step 1 Carry out the pretreatment of materials.
  • the steel factory flattens the materials to ensure that the surface is flat without scratches, and EPS derusting and blanking ensures that the surface is smooth and rust-proof. No wrong mouth to facilitate welding in the next process;
  • Step 2 Use a 2000KVA automatic pulse welding machine to carry out butt welding corresponding to the appropriate current and voltage to ensure that the welding quality does not crack, and perform slag scraping and calendering on the high-point welds after welding to ensure that the welds are smooth and beautiful;
  • Step 3 Use special 500T equipment and molds to expand the mouth, and the size of the upper end is different from the size of the lower end;
  • Step 4 Roll the design surface by special rolling equipment to ensure the width and appearance of the rim are qualified;
  • Step 5 Ensuring that the roundness is qualified and the circumference meets the tolerance requirements through expansion
  • Step 6 Use a special machine to punch the hole of the valve to facilitate the tight installation of the valve, and clean the surface to ensure that the surface is clean;
  • Step 7 Carry out press-fitting of different sizes according to customer needs, and interference fit to enhance fatigue strength
  • Step 8 Use a special submerged arc welding machine to weld the product synthetically to ensure the strength of the connection, re-treat the product surface, and carry out electrophoretic coating to prevent rust in different operating environments.
  • the working principle and application process of the present invention when using the rim 1, the user can use DW and DH agricultural or forestry tires and install them on the rim 1 .

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)

Abstract

A rim (1) based on a combination of a DH structure (2) and a DW structure (3), comprising a rim (1), a DH structure (2) configured on a tire mounting side of the rim (1), and a DW structure (3) configured on a non-tire mounting side, the DH structure (2) and the DW structure (3) being integrally formed. The bottom of the tire-mounting side of the DH structure (2) is an inclined bent portion, and the bottom of the non-tire mounting side of the DW structure (3) is a wavy bent portion. The integral structure solves the air leakage risk caused by a conventional spliced structure and also increases production efficiency. The bottom of the tire mounting side of the DH structure (2) is deeper than a conventional DW structure, which solves the problem of difficulty in mounting tires, and the non-tire mounting side DW structure (3) increases the strength of the rim (1). A protruding knurled structure solves the problem of tire slip. The rim (1) uses a one-piece formed structure, which is durable, has a manufacturing process not requiring splicing, and has low energy consumption, no pollution and a high safety index, while achieving an equivalent load. Production efficiency is increased by 50% and costs are reduced by 30%.

Description

一种基于DH结构和DW结构组合的轮辋及其制造方法A wheel rim based on the combination of DH structure and DW structure and its manufacturing method 技术领域technical field
本发明涉及重载农用机械和林业机械领域，具体涉及一种基于DH结构和DW结构组合的轮辋及其制造方法。The invention relates to the field of heavy-duty agricultural machinery and forestry machinery, in particular to a wheel rim based on a combination of a DH structure and a DW structure and a manufacturing method thereof.
背景技术Background technique
现有的轮辋设计主要来自欧洲轮胎轮辋技术组织(ETRTO)，美国轮胎轮辋协会(TRA)或GB_T 3372-拖拉机和农业、林业机械用轮辋系列等标准，仅有单一的DH型面或单一的DW型面，采用标准上没有规定的DH和DW组合轮辋型面，国内和国外都是采用DW加宽焊接结构，存在容易漏气和装胎困难的问题。The existing rim design mainly comes from the standards of the European Tire and Rim Technical Organization (ETRTO), the American Tire and Rim Association (TRA) or GB_T 3372-tractor, agricultural and forestry machinery rim series, and only has a single DH profile or a single DW The profile adopts the combination of DH and DW rim profiles that are not specified in the standard. Both domestic and foreign countries adopt DW widening welding structure, which has the problems of easy air leakage and difficult tire installation.
发明内容Contents of the invention
(一)发明目的(1) Purpose of the invention
为解决背景技术中存在的技术问题，本发明提出一种基于DH结构和DW结构组合的轮辋，组合的一体式结构解决了漏气风险的同时提高了生产效率，DH结构方便轮辋装胎，DW结构提升轮辋强度，DH结构和DW结构上凸起的滚花结构解决轮胎打滑的问题。In order to solve the technical problems existing in the background technology, the present invention proposes a rim based on the combination of DH structure and DW structure. The combined one-piece structure solves the risk of air leakage and improves production efficiency. The DH structure is convenient for tire loading on the rim, and the DW The structure improves the strength of the rim, and the raised knurl structure on the DH structure and DW structure solves the problem of tire slippage.
(二)技术方案(2) Technical solution
为解决上述技术问题，本发明提供了一种基于DH结构和DW结构组合的轮辋，包括轮辋，所述轮辋的装胎侧设置有DH结构，非装胎侧设置有DW结构，所述DH结构和所述DW结构之间一体式成型；In order to solve the above-mentioned technical problems, the present invention provides a rim based on the combination of DH structure and DW structure, including a rim, a DH structure is provided on the loading side of the rim, a DW structure is provided on the non-loading side, and the DH structure Integral molding with the DW structure;
所述DH结构的装胎侧槽底为倾斜的折弯部，所述DW结构的非装胎侧槽底为波浪状的折弯部；The sidewall groove bottom of the DH structure is an inclined bending part, and the non-loading sidewall groove bottom of the DW structure is a wavy bending part;
所述DH结构和所述DW结构的顶部设置有相同倾斜结构的胎圈座，胎圈座上设置有凸出的滚花结构。The tops of the DH structure and the DW structure are provided with bead seats of the same inclined structure, and protruding knurl structures are provided on the bead seats.
优选的，所述DH结构的装胎侧槽底深度大于所述DW结构的标准轮辋槽底深度25.4mm。Preferably, the groove bottom depth of the DH structure is greater than the standard rim well bottom depth of the DW structure by 25.4mm.
优选的，所述DW结构波浪状的折弯部具有多个折弯段，整体减薄量低。Preferably, the wavy bent part of the DW structure has multiple bent sections, and the overall thinning is low.
本发明还提供了一种基于DH结构和DW结构组合的轮辋制造方法，包括：The present invention also provides a rim manufacturing method based on the combination of the DH structure and the DW structure, including:
步骤1、钢厂对物料开平保证表面平整无划伤、EPS除锈下料保证表面光滑和防锈、自动上料后压字、进入自动卷圆设备、确保开口2mm和无错口方便下工序焊接； Step 1. The steel mill flattens the material to ensure that the surface is flat without scratches, and the EPS derusting blanking ensures that the surface is smooth and rust-proof. After automatic loading, the letter is pressed, and it enters the automatic rolling equipment to ensure that the opening is 2mm and there is no error to facilitate the next process. welding;
步骤2、使用2000KVA自动脉冲焊机，对应合适的电流电压进行两端焊接， 保证焊接质量不开裂，对焊接后的高点焊缝进行刮渣、轧光处理，保证焊缝平整、美观； Step 2. Use a 2000KVA automatic pulse welding machine to weld both ends corresponding to the appropriate current and voltage to ensure that the welding quality does not crack, and scrape slag and calender the high-point welds after welding to ensure that the welds are smooth and beautiful;
步骤3、使用专用500T设备和模具进行扩口，上端尺寸不同于下端尺寸； Step 3. Use special 500T equipment and molds to expand the mouth, and the size of the upper end is different from the size of the lower end;
步骤4、通过专用滚型设备把设计型面滚型，确保轮缘宽度及外观合格；Step 4. Roll the design surface by special rolling equipment to ensure the width and appearance of the rim are qualified;
步骤5、通过扩涨确保圆度合格，周长达到公差要求；Step 5. Ensuring that the roundness is qualified and the circumference meets the tolerance requirements through expansion;
步骤6、使用专机对气门嘴孔进行冲孔，方便气门嘴严密安装，对表面进行清洗，确保表面干净；Step 6. Use a special machine to punch the hole of the valve to facilitate the tight installation of the valve, and clean the surface to ensure that the surface is clean;
步骤7、根据客户需求进行不同尺寸的组对压装，过盈配合加强疲劳强度；Step 7. Carry out press-fitting of different sizes according to customer needs, and interference fit to enhance fatigue strength;
步骤8、使用专用埋弧焊焊机对产品合成焊接，确保强度连接，对产品表面再次处理，进行电泳涂装，防止在不同作业环境下生锈。Step 8. Use a special submerged arc welding machine to weld the product synthetically to ensure the strength of the connection, re-treat the product surface, and carry out electrophoretic coating to prevent rust in different operating environments.
本发明的上述技术方案具有如下有益的技术效果：The technical solution of the present invention has the following beneficial technical effects:
1、一体式结构，解决了漏气风险的同时提高了生产效率；DH结构的装胎侧槽底比普通DW结构标准轮辋加深，解决了装胎问题；非装胎侧DW结构，提高了轮辋强度；凸出的滚花结构，解决了轮胎打滑问题；1. One-piece structure, which solves the risk of air leakage and improves production efficiency; the groove bottom of the sidewall of the DH structure is deeper than the standard rim of the ordinary DW structure, which solves the problem of tire installation; the DW structure without the sidewall improves the rim Strength; the protruding knurl structure solves the problem of tire slippage;
2、轮辋采用一件式成型结构，在达到同等载荷的情况下，结实耐用，制造过程不需要拼接，低耗能，无污染，安全指数高，生产效率提高50％，成本降低30％。2. The rim adopts a one-piece forming structure, which is strong and durable under the same load. The manufacturing process does not require splicing, low energy consumption, no pollution, high safety index, 50% increase in production efficiency, and 30% reduction in cost.
附图说明Description of drawings
图1为本发明的结构示意图；Fig. 1 is a structural representation of the present invention;
图2为本发明的DW结构示意图；Fig. 2 is a schematic diagram of the DW structure of the present invention;
图3为本发明的轮辋剖视结构示意图。Fig. 3 is a schematic cross-sectional structure diagram of the wheel rim of the present invention.
附图标记：Reference signs:
1、轮辋；2、DH结构；3、DW结构。1. Wheel rim; 2. DH structure; 3. DW structure.
具体实施方式Detailed ways
为使本发明的目的、技术方案和优点更加清楚明了，下面结合具体实施方式并参照附图，对本发明进一步详细说明。应该理解，这些描述只是示例性的，而并非要限制本发明的范围。此外，在以下说明中，省略了对公知结构和技术的描述，以避免不必要地混淆本发明的概念。In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in combination with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are exemplary only, and are not intended to limit the scope of the present invention. Also, in the following description, descriptions of well-known structures and techniques are omitted to avoid unnecessarily obscuring the concept of the present invention.
如图1-3所示，本发明提出的一种基于DH结构和DW结构组合的轮辋，轮辋1的装胎侧设置有DH结构2，非装胎侧设置有DW结构3，DH结构2和DW结构3之间一体式成型；As shown in Figures 1-3, the present invention proposes a rim based on the combination of DH structure and DW structure. The tire side of rim 1 is provided with DH structure 2, and the non-loading side is provided with DW structure 3, DH structure 2 and One-piece molding between DW structure 3;
DH结构2的装胎侧槽底为倾斜的折弯部，DW结构3的非装胎侧槽底为波浪状的折弯部；The bottom of the sidewall groove of DH structure 2 is an inclined bending part, and the bottom of the non-loading sidewall groove of DW structure 3 is a wavy bending part;
DH结构2和DW结构3的顶部设置有相同倾斜结构的胎圈座，胎圈座上设置有凸出的滚花结构。The tops of the DH structure 2 and the DW structure 3 are provided with bead seats of the same inclined structure, and protruding knurl structures are provided on the bead seats.
在本实施例中，轮辋1为组合式设计，两侧分别为DH结构2和DW结构，DH结构2的装胎侧槽底深度高于DW结构3的标准轮辋槽底深度25.4mm，提升DH结构2的装胎侧槽底深度，方便轮胎在DH结构2上的安装，DW结构3波浪状的折弯部具有多个折弯段，整体减薄量低，多个着弯度用于增加DW结构3折弯部的厚度，提升厚度的好处在于轮辋的强度和刚度更好，制造更方便利于成型，与轮胎贴附面处设置的凸出滚花结构可增加接触面的摩擦力，防止轮胎打滑。In this embodiment, the rim 1 is a combined design, with DH structure 2 and DW structure on both sides. The groove bottom depth of the sidewall of the DH structure 2 is 25.4mm higher than the standard rim groove bottom depth of the DW structure 3, which improves the DH structure. The depth of the sidewall groove bottom of structure 2 is convenient for tire installation on DH structure 2. The wavy bending part of DW structure 3 has multiple bending sections, the overall thinning is low, and multiple cambers are used to increase DW Structure 3 The thickness of the bending part, the advantage of increasing the thickness is that the strength and rigidity of the rim are better, the manufacturing is more convenient and conducive to molding, and the protruding knurl structure set on the tire attachment surface can increase the friction of the contact surface and prevent the tire skidding.
一种基于DH结构和DW结构组合的轮辋制造方法，包括：A method for manufacturing a wheel rim based on a combination of a DH structure and a DW structure, comprising:
步骤1、进行物料的预处理，钢厂对物料开平保证表面平整无划伤、EPS除锈下料保证表面光滑和防锈、自动上料后压字、进入自动卷圆设备、确保开口2mm和无错口方便下工序焊接； Step 1. Carry out the pretreatment of materials. The steel factory flattens the materials to ensure that the surface is flat without scratches, and EPS derusting and blanking ensures that the surface is smooth and rust-proof. No wrong mouth to facilitate welding in the next process;
步骤2、使用2000KVA自动脉冲焊机，对应合适的电流电压进行对接焊接，保证焊接质量不开裂，对焊接后的高点焊缝进行刮渣、轧光处理，保证焊缝平整、美观； Step 2. Use a 2000KVA automatic pulse welding machine to carry out butt welding corresponding to the appropriate current and voltage to ensure that the welding quality does not crack, and perform slag scraping and calendering on the high-point welds after welding to ensure that the welds are smooth and beautiful;
步骤3、使用专用500T设备和模具进行扩口，上端尺寸不同于下端尺寸； Step 3. Use special 500T equipment and molds to expand the mouth, and the size of the upper end is different from the size of the lower end;
步骤4、通过专用滚型设备把设计型面滚型，确保轮缘宽度及外观合格；Step 4. Roll the design surface by special rolling equipment to ensure the width and appearance of the rim are qualified;
步骤5、通过扩涨确保圆度合格，周长达到公差要求；Step 5. Ensuring that the roundness is qualified and the circumference meets the tolerance requirements through expansion;
步骤6、使用专机对气门嘴孔进行冲孔，方便气门嘴严密安装，对表面进行清洗，确保表面干净；Step 6. Use a special machine to punch the hole of the valve to facilitate the tight installation of the valve, and clean the surface to ensure that the surface is clean;
步骤7、根据客户需求进行不同尺寸的组对压装，过盈配合加强疲劳强度；Step 7. Carry out press-fitting of different sizes according to customer needs, and interference fit to enhance fatigue strength;
步骤8、使用专用埋弧焊焊机对产品合成焊接，确保强度连接，对产品表面再次处理，进行电泳涂装，防止在不同作业环境下生锈。Step 8. Use a special submerged arc welding machine to weld the product synthetically to ensure the strength of the connection, re-treat the product surface, and carry out electrophoretic coating to prevent rust in different operating environments.
本发明的工作原理及使用流程：用户在使用轮辋1时，可以使用DW和DH农业或林业轮胎，安装到轮辋1上。The working principle and application process of the present invention: when using the rim 1, the user can use DW and DH agricultural or forestry tires and install them on the rim 1 .
应当理解的是，本发明的上述具体实施方式仅仅用于示例性说明或解释本发明的原理，而不构成对本发明的限制。因此，在不偏离本发明的精神和范围的情况下所做的任何修改、等同替换、改进等，均应包含在本发明的保护范围 之内。此外，本发明所附权利要求旨在涵盖落入所附权利要求范围和边界、或者这种范围和边界的等同形式内的全部变化和修改例。It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and not to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention shall fall within the protection scope of the present invention. Furthermore, it is intended that the appended claims of the present invention embrace all changes and modifications that come within the scope and metesques of the appended claims, or equivalents of such scope and metes and bounds.

Claims (4)

  1. 一种基于DH结构和DW结构组合的轮辋，其特征在于，包括轮辋(1)，所述轮辋(1)的装胎侧设置有DH结构(2)，非装胎侧设置有DW结构(3)，所述DH结构(2)和所述DW结构(3)之间一体化成型；A wheel rim based on a combination of a DH structure and a DW structure, characterized in that it includes a rim (1), a DH structure (2) is provided on the tire side of the rim (1), and a DW structure (3) is provided on the non-load side ), integrated molding between the DH structure (2) and the DW structure (3);
    所述DH结构(2)的装胎侧槽底为倾斜的折弯部，所述DW结构(3)的非装胎侧槽底为波浪状的折弯部；The sidewall groove bottom of the DH structure (2) is an inclined bending part, and the non-loading sidewall groove bottom of the DW structure (3) is a wavy bending part;
    所述DH结构(2)和所述DW结构(3)的顶部设置有相同倾斜结构的胎圈座，胎圈座上设置有凸出的滚花结构。The tops of the DH structure (2) and the DW structure (3) are provided with bead seats of the same inclined structure, and protruding knurl structures are provided on the bead seats.
  2. 根据权利要求1所述的一种基于DH结构和DW结构组合的轮辋，其特征在于，所述DH结构(2)的装胎侧槽底深度大于所述DW结构(3)的标准槽底深度25.4mm。The wheel rim based on the combination of DH structure and DW structure according to claim 1, characterized in that the groove bottom depth of the DH structure (2) is greater than the standard groove bottom depth of the DW structure (3) 25.4mm.
  3. 根据权利要求1所述的一种基于DH结构和DW结构组合的轮辋，其特征在于，所述DW结构(3)波浪状的折弯部具有多个折弯段，整体减薄量低。The wheel rim based on the combination of DH structure and DW structure according to claim 1, characterized in that the wavy bending part of the DW structure (3) has multiple bending sections, and the overall thinning is low.
  4. 根据权利要求1-3任意一项所述的一种基于DH结构和DW结构组合的轮辋制造方法，其特征在于，包括：A method for manufacturing a wheel rim based on a combination of a DH structure and a DW structure according to any one of claims 1-3, characterized in that it includes:
    步骤1、钢厂对物料开平保证表面平整无划伤、EPS除锈下料保证表面光滑和防锈、自动上料后压字、进入自动卷圆设备、确保开口2mm和无错口方便下工序焊接；Step 1. The steel mill flattens the material to ensure that the surface is flat without scratches, and the EPS derusting blanking ensures that the surface is smooth and rust-proof. After automatic loading, the letter is pressed, and it enters the automatic rolling equipment to ensure that the opening is 2mm and there is no error to facilitate the next process. welding;
    步骤2、使用2000KVA自动脉冲焊机，对应合适的电流电压进行对接焊接，保证焊接质量不开裂，对焊接后的高点焊缝进行刮渣、轧光处理，保证焊缝平整、美观；Step 2. Use a 2000KVA automatic pulse welding machine to carry out butt welding corresponding to the appropriate current and voltage to ensure that the welding quality does not crack, and perform slag scraping and calendering on the high-point welds after welding to ensure that the welds are smooth and beautiful;
    步骤3、使用专用500T设备和模具进行扩口，上端尺寸不同于下端尺寸；Step 3. Use special 500T equipment and molds to expand the mouth, and the size of the upper end is different from the size of the lower end;
    步骤4、通过专用滚型设备把设计型面滚型，确保轮缘宽度及外观合格；Step 4. Roll the design surface by special rolling equipment to ensure the width and appearance of the rim are qualified;
    步骤5、通过扩涨确保圆度合格，周长达到公差要求；Step 5. Ensuring that the roundness is qualified and the circumference meets the tolerance requirements through expansion;
    步骤6、使用专机对气门嘴孔进行冲孔，方便气门嘴严密安装，对表面进行清洗，确保表面干净；Step 6. Use a special machine to punch the hole of the valve to facilitate the tight installation of the valve, and clean the surface to ensure that the surface is clean;
    步骤7、根据客户需求进行不同尺寸的组对压装，过盈配合加强疲劳强度；Step 7. Carry out press-fitting of different sizes according to customer needs, and interference fit to enhance fatigue strength;
    步骤8、使用专用埋弧焊焊机对产品合成焊接，确保强度连接，对产品表面再次处理，进行电泳涂装，防止在不同作业环境下生锈。Step 8. Use a special submerged arc welding machine to weld the product synthetically to ensure the strength of the connection, re-treat the product surface, and carry out electrophoretic coating to prevent rust in different operating environments.
PCT/CN2021/131964 2021-08-19 2021-11-22 Rim based on combination of dh structure and dw structure, and manufacturing method therefor WO2023019782A1 (en)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113619326A (en) * 2021-08-19 2021-11-09 济宁联威车轮制造有限公司 Rim based on combination of DH structure and DW structure and manufacturing method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0410672A1 (en) * 1989-07-25 1991-01-30 Sp Reifenwerke Gmbh Wheel rim for pneumatic vehicle tyre
WO1999021727A1 (en) * 1997-10-27 1999-05-06 Michelin Kronprinz Werke Gmbh Welded vehicle wheel
CN204172599U (en) * 2014-07-15 2015-02-25 浙江金固股份有限公司 A kind of single convex peak reinforced type inner tube-free steel wheel
CN106042770A (en) * 2015-04-01 2016-10-26 福特全球技术公司 Vehicle wheel rim with deep grooves
CN208359826U (en) * 2018-04-24 2019-01-11 正兴车轮集团有限公司 A kind of inner tube-free wheel rim and inner tube-free wheel of removable wheel rim
CN211166226U (en) * 2019-12-16 2020-08-04 北京汽车集团越野车有限公司 Combined wheel and automobile
CN113619326A (en) * 2021-08-19 2021-11-09 济宁联威车轮制造有限公司 Rim based on combination of DH structure and DW structure and manufacturing method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6311749B1 (en) * 2000-02-18 2001-11-06 F.B.T. Enterprises, Inc. Multiple piece wheel rim for large vehicles
CN101856946A (en) * 2009-04-12 2010-10-13 赖建辉 Tubeless unequal-thickness and variable-section rim for automobile wheel
CN110695618B (en) * 2018-07-10 2021-05-18 北京京盛泰华金属结构有限公司 H-shaped steel welding process
CN109278467A (en) * 2018-11-21 2019-01-29 山东贞元汽车车轮有限公司 A kind of two-piece type vacuum high-mechanic wheel and its processing technology

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0410672A1 (en) * 1989-07-25 1991-01-30 Sp Reifenwerke Gmbh Wheel rim for pneumatic vehicle tyre
WO1999021727A1 (en) * 1997-10-27 1999-05-06 Michelin Kronprinz Werke Gmbh Welded vehicle wheel
CN204172599U (en) * 2014-07-15 2015-02-25 浙江金固股份有限公司 A kind of single convex peak reinforced type inner tube-free steel wheel
CN106042770A (en) * 2015-04-01 2016-10-26 福特全球技术公司 Vehicle wheel rim with deep grooves
CN208359826U (en) * 2018-04-24 2019-01-11 正兴车轮集团有限公司 A kind of inner tube-free wheel rim and inner tube-free wheel of removable wheel rim
CN211166226U (en) * 2019-12-16 2020-08-04 北京汽车集团越野车有限公司 Combined wheel and automobile
CN113619326A (en) * 2021-08-19 2021-11-09 济宁联威车轮制造有限公司 Rim based on combination of DH structure and DW structure and manufacturing method thereof

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