CN206536017U - A kind of casting integrated shaping bearing steel bushing positioner of New energy automobile motor support - Google Patents
A kind of casting integrated shaping bearing steel bushing positioner of New energy automobile motor support Download PDFInfo
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Abstract
本实用新型公开了一种新能源汽车电机机座铸造一体成型轴承钢套定位装置，其特征在于，所述定位装置包括定位套，所述定位套固定设置在铸造成型模具的下模中心；所述定位套下部为中空圆柱体结构，所述定位套上部设有三个或三个以上的定位柱，三个或三个以上所述定位柱的顶端形成轴承钢套位于铸造成型电机机座内的定位平面。本实用新型新能源汽车电机机座轴承钢套铸造一体成型定位装置，将定位套装配在铸造模具的下模中，生产时将轴承钢套放于模具定位套上即可，由于定位套与模具固定，轴承钢套与定位套紧密配合，保证了轴承钢套的同心度要求，有效降低了产品的报废率，以保证产品质量，提高了生产效率。
The utility model discloses a positioning device for a new energy automobile motor base casting integrally formed bearing steel sleeve, which is characterized in that the positioning device includes a positioning sleeve, and the positioning sleeve is fixedly arranged at the center of a lower mold of a casting mold; The lower part of the positioning sleeve is a hollow cylinder structure, and the upper part of the positioning sleeve is provided with three or more positioning columns, and the tops of the three or more positioning columns form bearing steel sleeves located in the cast motor base. Orientation plane. The utility model new energy automobile motor base bearing steel sleeve casting integral molding positioning device, the positioning sleeve is assembled in the lower mold of the casting mold, and the bearing steel sleeve can be placed on the mold positioning sleeve during production, because the positioning sleeve and the mold Fixed, the bearing steel sleeve and the positioning sleeve are closely matched to ensure the concentricity requirements of the bearing steel sleeve, effectively reducing the scrap rate of the product, ensuring product quality and improving production efficiency.
Description
技术领域technical field
本实用新型涉及新能源汽车电机机座制备的技术领域，具体涉及一种新能源汽车电机机座铸造一体成型轴承钢套定位装置。The utility model relates to the technical field of preparation of a new energy vehicle motor base, in particular to a positioning device for a new energy vehicle motor base casting an integrally formed bearing steel sleeve.
背景技术Background technique
随着我国经济的快速发展，许多大城市汽车密集、交通拥挤，汽车需要频繁起步停车，对于传统内燃机汽车，这种工况运行模式会导致排放差、噪声大、油耗率高等一系列问题的出现。我国是一个能源消耗大国，国内能源储量比较匮乏，大量需要进口，因此，开发低排放、低油耗的新能源电动车已成为当今我国汽车工业的紧迫任务。随着新能源汽车的全面发展，各种各样的要求都在不断提高。With the rapid development of my country's economy, many large cities are densely packed with cars and traffic is congested, and cars need to start and stop frequently. For traditional internal combustion engine vehicles, this operating mode will lead to a series of problems such as poor emissions, loud noise, and high fuel consumption. . my country is a country that consumes a lot of energy. Domestic energy reserves are relatively scarce, and a large amount needs to be imported. Therefore, the development of new energy electric vehicles with low emissions and low fuel consumption has become an urgent task for my country's automobile industry today. With the comprehensive development of new energy vehicles, various requirements are constantly increasing.
传统的轴承钢套铸造在汽车电机机座内时，轴承钢套下部焊接有定位钢钉，生产时将带定位钉的钢套放于模具定位槽内，通过钢钉起支撑作用，将轴承钢套悬空定位模具中，钢钉在铸造的过程中嵌入至汽车电机机座的端盖中，与汽车电机机座端盖形成一体结构，铸造完成后，再将钢钉切除，由于钢钉直径较小，强度不够，稳定性不好，易产生歪斜，钢套与机座不同心，由于钢钉与汽车电机机座端盖的材料融合问题，之间存在间隙，容易导致新能源汽车电机机座的密封问题，极易造成产品报废。并且钢套需加定位钢钉及焊接，成本较高，生产时钢套放置困难，易方错位，操作不便，效率低。When the traditional bearing steel sleeve is cast in the automobile motor frame, the lower part of the bearing steel sleeve is welded with positioning steel nails. In the set of suspended positioning molds, the steel nails are embedded in the end cover of the automobile motor frame during the casting process, and form an integral structure with the end cover of the automobile motor frame. After the casting is completed, the steel nails are cut off. Small, insufficient strength, poor stability, prone to skewing, steel sleeve and machine base are not concentric, due to the material fusion problem between the steel nail and the end cover of the automobile motor base, there is a gap between them, which is easy to cause the motor base of the new energy vehicle The sealing problem can easily cause the product to be scrapped. And the steel sleeve needs to be added with positioning steel nails and welding, the cost is high, the steel sleeve is difficult to place during production, easy to dislocate, inconvenient to operate, and low in efficiency.
实用新型内容Utility model content
为了解决上述问题，本实用新型公开的一种新能源汽车电机机座铸造一体成型轴承钢套定位装置。In order to solve the above problems, the utility model discloses a positioning device for a new energy vehicle motor frame cast integrally formed bearing steel sleeve.
本实用新型为实现上述目的所采用的技术方案是：The technical scheme that the utility model adopts for realizing the above object is:
一种新能源汽车电机机座轴承钢套铸造一体成型定位装置，其特征在于，所述定位装置包括定位套，所述定位套固定设置在铸造成型模具的下模中心；所述定位套下部为中空圆柱体结构，所述定位套上部设有三个或三个以上的定位柱，三个或三个以上所述定位柱的顶端形成轴承钢套位于铸造成型电机机座内的定位平面。A new energy automobile motor base bearing steel sleeve casting integrated positioning device, characterized in that the positioning device includes a positioning sleeve, and the positioning sleeve is fixedly arranged at the center of the lower mold of the casting mold; the lower part of the positioning sleeve is Hollow cylindrical structure, the upper part of the positioning sleeve is provided with three or more positioning columns, and the tops of the three or more positioning columns form a positioning plane where the bearing steel sleeve is located in the cast motor frame.
作为进一步改进，所述定位柱顶端设有台阶卡台，所述台阶卡台包括第一级承载卡台及第二级限位卡台。As a further improvement, a stepped card platform is provided at the top of the positioning column, and the stepped card platform includes a first-level carrier card platform and a second-level limit card platform.
作为进一步改进，所述第一级承载卡台的上表面为平面，所述第二级限位卡台外侧面为外凸圆弧面，三个或三个以上所述定位柱卡台外凸圆弧面与轴承钢套的内壁相适配，所述轴承钢套放置在第一级承载卡台上表面。As a further improvement, the upper surface of the first-stage loading card table is a plane, the outer surface of the second-stage limit card table is a convex arc surface, and three or more of the positioning post card tables are convex The arc surface is adapted to the inner wall of the bearing steel sleeve, and the bearing steel sleeve is placed on the upper surface of the first-stage bearing card platform.
作为进一步改进，所述定位套的中空圆柱体结构下端面设有外凸圆环。As a further improvement, the lower end surface of the hollow cylindrical structure of the positioning sleeve is provided with an outwardly convex ring.
作为进一步改进，所述三个或三个以上所述定位柱的内壁构成的圆形直径小于中空圆柱体结构的直径。As a further improvement, the diameter of the circle formed by the inner walls of the three or more positioning columns is smaller than the diameter of the hollow cylinder structure.
作为进一步改进，所述轴承钢套中心设有内圆环凸台，所述内圆卡环的内壁与三个或三个以上所述定位柱卡台外凸圆弧面相适配，所述内圆卡环的下底面放置在第一级承载卡台上表面。As a further improvement, the center of the bearing steel sleeve is provided with an inner ring boss, and the inner wall of the inner ring snap ring is adapted to the outer convex arc surface of three or more positioning post holders. The lower bottom surface of the circular snap ring is placed on the upper surface of the first-level carrier card platform.
本实用新型的优点在于：本实用新型新能源汽车电机机座轴承钢套铸造一体成型定位装置，将定位套装配在铸造模具的下模中，生产时将轴承钢套放于模具定位套上即可，由于定位套与模具固定，轴承钢套与定位套紧密配合，保证了轴承钢套的同心度要求，有效降低了产品的报废率，以保证产品质量，提高了生产效率。The utility model has the advantages that: the utility model new energy automobile motor base bearing steel sleeve casting integrated positioning device, the positioning sleeve is assembled in the lower mold of the casting mold, and the bearing steel sleeve is placed on the mold positioning sleeve during production. Yes, because the positioning sleeve and the mold are fixed, the bearing steel sleeve and the positioning sleeve are closely matched, which ensures the concentricity requirements of the bearing steel sleeve, effectively reduces the scrap rate of the product, ensures product quality, and improves production efficiency.
下面结合附图与具体实施方式，对本实用新型进一步说明。Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described.
附图说明Description of drawings
图1为本实施例新能源汽车电机机座铸造一体成型轴承钢套定位装置与轴承钢套分离结构示意图；Fig. 1 is a schematic diagram of the separation structure of the new energy automobile motor frame casting integrally formed bearing steel sleeve positioning device and the bearing steel sleeve in this embodiment;
图2为本实施例新能源汽车电机机座铸造一体成型轴承钢套定位装置结构示意图；Fig. 2 is a structural schematic diagram of a positioning device for a cast integrated bearing steel sleeve of a new energy vehicle motor frame in this embodiment;
图3为本实施例定位套整体结构示意图；Figure 3 is a schematic diagram of the overall structure of the positioning sleeve in this embodiment;
图4为本实施例定位套正视结构示意图；Fig. 4 is a schematic diagram of the front view structure of the positioning sleeve of this embodiment;
图5为图3中A部位放大结构示意图；Fig. 5 is a schematic diagram showing the enlarged structure of part A in Fig. 3;
图6为以往做法的轴承钢套与汽车电机机座的端盖剖面结构示意图；Fig. 6 is the schematic diagram of the cross-sectional structure of the bearing steel sleeve and the end cover of the automobile motor frame in the past;
图7为以往做法的轴承钢套结构示意图。Fig. 7 is a schematic diagram of the structure of the bearing steel sleeve in the past.
图中：1.定位套，11.中空圆柱体结构，111.外凸圆环，12.定位柱，121.台阶卡台，122.第一级承载卡台，123.第二级限位卡台，124.外凸圆弧面，2.轴承钢套，21.内圆卡环，3.下模，4.汽车电机机座，41.端盖，42.定位钢钉。In the figure: 1. Positioning sleeve, 11. Hollow cylinder structure, 111. Outward convex ring, 12. Positioning column, 121. Step card platform, 122. First-level bearing card platform, 123. Second-level limit card Platform, 124. outer convex arc surface, 2. bearing steel sleeve, 21. inner circle snap ring, 3. lower mold, 4. automobile motor frame, 41. end cover, 42. positioning steel nail.
具体实施方式detailed description
实施例，参见图1～5，本实施例提供的新能源汽车电机机座铸造一体成型轴承钢套定位装置，所述定位装置包括定位套1，所述定位套1固定设置在铸造成型模具的下模3中心；所述定位套1下部为中空圆柱体结构11，所述定位套1上部设有三个或三个以上的定位柱12，三个或三个以上所述定位柱12的顶端形成轴承钢套2位于铸造成型电机机座内的定位平面。Embodiment, referring to Figs. 1-5, the new energy vehicle motor frame casting integrated bearing steel sleeve positioning device provided in this embodiment, the positioning device includes a positioning sleeve 1, and the positioning sleeve 1 is fixedly arranged on the casting mold The center of the lower mold 3; the lower part of the positioning sleeve 1 is a hollow cylindrical structure 11, and the upper part of the positioning sleeve 1 is provided with three or more positioning columns 12, and the top ends of the three or more positioning columns 12 form The bearing steel sleeve 2 is located on the positioning plane in the cast-molded motor frame.
所述定位柱12顶端设有台阶卡台121，所述台阶卡台121包括第一级承载卡台122及第二级限位卡台123；所述第一级承载卡台122的上表面为平面，所述第二级限位卡台123外侧面为外凸圆弧面124，三个或三个以上所述定位柱12卡台外凸圆弧面124与轴承钢套2的内壁相适配，所述轴承钢套2放置在第一级承载卡台122上表面。The top of the positioning column 12 is provided with a step card platform 121, and the step card platform 121 includes a first-level carrier card platform 122 and a second-level limit card platform 123; the upper surface of the first-level carrier card platform 122 is Plane, the outer surface of the second-level limit card platform 123 is a convex arc surface 124, and the convex arc surface 124 of three or more positioning columns 12 cards is compatible with the inner wall of the bearing steel sleeve 2 Matching, the bearing steel sleeve 2 is placed on the upper surface of the first-stage carrier card platform 122 .
所述定位套1的中空圆柱体结构11下端面设有外凸圆环111，用于将定位套1固定在下模3中。The lower end surface of the hollow cylindrical structure 11 of the positioning sleeve 1 is provided with an outwardly convex ring 111 for fixing the positioning sleeve 1 in the lower mold 3 .
所述三个或三个以上所述定位柱12的内壁构成的圆形直径小于中空圆柱体结构11的直径，所述轴承钢套2中心设有内圆环凸台，所述内圆卡环21的内壁与三个或三个以上所述定位柱12卡台外凸圆弧面124相适配，所述内圆卡环21的下底面放置在第一级承载卡台122上表面；使得第二级限位卡台123的外凸圆弧面124形成的圆形直径小于中空圆柱体结构11的直径，便于后面的轴承钢套2的定位。The diameter of the circle formed by the inner walls of the three or more positioning columns 12 is smaller than the diameter of the hollow cylinder structure 11, and the center of the bearing steel sleeve 2 is provided with an inner ring boss, and the inner ring snap ring The inner wall of 21 is adapted to the outer convex arc surface 124 of three or more than three positioning columns 12 card platforms, and the lower bottom surface of the inner circle snap ring 21 is placed on the upper surface of the first-stage carrier card platform 122; so that The diameter of the circle formed by the convex arc surface 124 of the second-level limit stopper 123 is smaller than the diameter of the hollow cylinder structure 11, which facilitates the positioning of the bearing steel sleeve 2 behind.
传统的做法为：参见图6～7，轴承钢套2下部焊接有定位钢钉42，生产时将带定位钉的钢套放于模具定位槽内，通过钢钉起支撑作用，将轴承钢套悬空定位模具中，钢钉在铸造的过程中嵌入至汽车电机机座4的端盖41中，与汽车电机机座端盖形成一体结构，铸造完成后，再将钢钉切除，由于钢钉直径较小，强度不够，稳定性不好，易产生歪斜，钢套与机座不同心，由于钢钉与汽车电机机座端盖的材料融合问题，之间存在间隙，容易导致新能源汽车电机机座的密封问题，极易造成产品报废。并且钢套需加定位钢钉及焊接，成本较高，生产时钢套放置困难，易方错位，操作不便，效率低。The traditional method is as follows: see Figures 6-7, the lower part of the bearing steel sleeve 2 is welded with positioning steel nails 42. During production, the steel sleeve with positioning nails is placed in the positioning groove of the mold, and the steel nails are used to support the bearing steel sleeve. In the suspended positioning mold, the steel nail is embedded in the end cover 41 of the automobile motor frame 4 during the casting process, and forms an integral structure with the end cover of the automobile motor frame. After the casting is completed, the steel nail is removed. Due to the diameter of the steel nail Small size, insufficient strength, poor stability, prone to skewing, the steel sleeve and the machine base are not concentric, due to the material fusion problem between the steel nail and the end cover of the automobile motor base, there is a gap between them, which may easily cause the motor of the new energy vehicle to fail. The sealing problem of the seat can easily cause the product to be scrapped. And the steel sleeve needs to be added with positioning steel nails and welding, the cost is high, the steel sleeve is difficult to place during production, easy to dislocate, inconvenient to operate, and low in efficiency.
本实施例提供的新能源汽车电机机座轴承钢套铸造一体成型定位装置，将定位套1装配在铸造模具的下模3中，生产时将轴承钢套2放于模具定位套1上，轴承钢套2的内圆卡环21与定位套1的定位柱12台阶卡台121相互适配，由于定位套1与模具固定，轴承钢套2与定位套1紧密配合，保证了轴承钢套2的同心度要求，有效降低了产品的报废率，以保证产品质量，提高了生产效率。The new energy automobile motor base bearing steel sleeve casting integral molding positioning device provided in this embodiment, the positioning sleeve 1 is assembled in the lower mold 3 of the casting mold, and the bearing steel sleeve 2 is placed on the mold positioning sleeve 1 during production, and the bearing The inner circle snap ring 21 of the steel sleeve 2 is compatible with the positioning column 12 step card platform 121 of the positioning sleeve 1. Since the positioning sleeve 1 and the mold are fixed, the bearing steel sleeve 2 and the positioning sleeve 1 are closely matched, ensuring that the bearing steel sleeve 2 Concentricity requirements, effectively reducing the scrap rate of products to ensure product quality and improve production efficiency.
本实用新型并不限于上述实施方式，采用与本实用新型上述实施例相同或近似结构或装置，而得到的其他新能源汽车电机机座铸造一体成型轴承钢套定位装置，均在本实用新型的保护范围之内。The utility model is not limited to the above-mentioned embodiment, and other new energy automobile motor base casting integrated bearing steel sleeve positioning devices obtained by adopting the same or similar structure or device as the above-mentioned embodiment of the utility model are all included in the utility model. within the scope of protection.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732061A (en) * | 2019-02-22 | 2019-05-10 | 秦皇岛中秦渤海轮毂有限公司 | A kind of built-in steel bushing aluminium casting cast moulding method |
| CN113726066A (en) * | 2021-08-18 | 2021-11-30 | 珠海格力电器股份有限公司 | Motor shell, motor shell structure, motor and manufacturing method |
-
2017
- 2017-01-25 CN CN201720101576.6U patent/CN206536017U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732061A (en) * | 2019-02-22 | 2019-05-10 | 秦皇岛中秦渤海轮毂有限公司 | A kind of built-in steel bushing aluminium casting cast moulding method |
| CN109732061B (en) * | 2019-02-22 | 2024-04-02 | 秦皇岛中秦渤海轮毂有限公司 | Casting forming method for aluminum casting with built-in steel sleeve |
| CN113726066A (en) * | 2021-08-18 | 2021-11-30 | 珠海格力电器股份有限公司 | Motor shell, motor shell structure, motor and manufacturing method |
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