A manufacturing process for automobile steering motor controller housing

Abstract

The present invention is applicable to the field of housing manufacturing technology and provides a process for manufacturing a housing for an automotive steering motor controller, comprising the following steps: S1. Designing the housing: Determining the housing structure and the internal inner diameter, outer diameter, and length dimensions based on the dimensions of the motor stator and rotor, and selecting the corresponding sheet material based on the intended use; S2. Sheet material processing: Manually or mechanically polishing the selected sheet material to ensure the surface and edge quality of the sheet material. This process for manufacturing a housing for an automotive steering motor controller improves housing quality by eliminating static electricity during the manufacturing process, preventing static electricity from attracting dust and fine particles, which can lead to uneven housing surfaces or minor flaws that affect the appearance and quality of the housing. Eliminating static electricity can avoid these problems, improve housing quality, and prevent electromagnetic interference, ensuring the stability and reliability of the housing.

Description

Technical Field

[0001] The present invention relates to the technical field of housing manufacturing, and in particular to a manufacturing process for a housing of an automobile steering motor controller. Background Art

[0002] The automotive steering motor controller housing is a device used to protect and control the vehicle's steering motor. Typically made of metal or non-metallic materials, it resists external impact, protects internal components, provides excellent heat dissipation, and ensures electrical insulation. The housing typically consists of a body and a bottom cover, which is bolted to the bottom cover. The body is a one-piece structure. Both the bottom cover and the body are gravity-cast from aluminum alloy.

[0003] A motor mounting hole is located on the upper surface of one end of the housing, within which a mounting moon plate is installed. A mounting shaft hole is located on one side of the moon plate, which communicates with the motor mounting hole. Furthermore, a wiring harness mounting hole is provided on the housing, which communicates with the motor mounting hole. Furthermore, the automotive steering motor controller housing also features protection against electromagnetic interference and mechanical damage, ensuring vehicle safety and stability.

[0004] During the manufacturing process, the automobile steering motor controller housing will carry static electricity. If the automobile steering motor controller housing is not manufactured to eliminate static electricity, static electricity may interfere with electronic components and may even cause malfunctions or damage, affecting the stable operation of the automobile steering motor controller. Summary of the Invention

[0005] The present invention provides a manufacturing process for an automobile steering motor controller housing, aiming to solve the problem that static electricity may interfere with electronic components, and may even cause malfunction or damage, affecting the stable operation of the automobile steering motor controller.

[0006] The present invention is achieved by a process for manufacturing a housing of a steering motor controller for an automobile, comprising the following steps:

[0007] S1. Design the housing: Determine the structure of the housing and the inner diameter, outer diameter and length according to the size of the motor stator and rotor, and select the corresponding plate material according to the place of use;

[0008] S2. Plate processing: Perform manual or mechanical polishing on the selected plates to ensure the quality of the plate surface and edges;

[0009] S3, cutting processing: using precision cutting equipment, the plate is cut into pieces according to the size set in S1 to obtain manufactured parts;

[0010] S4, hot pressing deformation: the parts separated in S3 are placed in a hot press, and the parts are heated and deformed according to the process parameters set in S1 to obtain deformed workpieces;

[0011] S5, workpiece processing: connecting multiple deformed parts by welding to form a shell frame, and drilling the shell frame according to the settings in S1;

[0012] S6. Post-processing: Grind and polish the shell after welding and drilling to ensure a smooth surface without burrs;

[0013] S7, workpiece cleaning: clean and soak the shell after grinding. After cleaning, dry the shell surface;

[0014] S8, shell treatment: Place the shell dried in S7 on a workbench, set a bracket that can rotate around the shell on the workbench, and set several static elimination bars on the bracket. The static elimination bars work and move around the shell to eliminate the static electricity on the shell;

[0015] S9, Shell protection: When performing static elimination in S8, the shell and PE line are connected to conduct static electricity on the electronic device shell to the ground, thereby eliminating static electricity on the shell;

[0016] S10, shell spraying: put the shell after static elimination in S9 into the spraying equipment, and spray ion coating to reduce the resistivity of the surface of the electronic device shell and reduce the generation of static charge;

[0017] S11, spraying and coloring: spraying and coloring the treated shell;

[0018] S12, shell assembly: Assemble the shell after spraying and painting in S11 to ensure that all parts can work normally;

[0019] S13, packaging and storage: Wrap the shell assembled in S12 with conductive material and store it in the warehouse to isolate the shell from the outside world, eliminate static electricity on the shell, and record the information when the shell is stored;

[0020] S14. Inspection before leaving the factory: When the shell leaves the factory, it is inspected to ensure that the product quality is qualified.

[0021] Preferably, in said S5, before drilling the shell, an inspection device is used to perform an inspection, and unqualified workpieces are returned for rework.

[0022] Preferably, in said S7, before cleaning the housing, the bearing hole of the housing is inspected using an inspection device, and unqualified workpieces are returned for rework.

[0023] Preferably, in said S13, before packaging the shell, an inspection device is used to inspect it, and unqualified workpieces are isolated after being found. During the isolation process, the workpieces are judged and reworked if they can be reworked, and scrapped if they cannot be reworked.

[0024] Preferably, in said S4, the parts are heated at a temperature of 450-520°C in preparation for extrusion.

[0025] Preferably, in said S4, the workpiece after heating and extrusion is subjected to air cooling quenching to reduce the temperature of the shell blank to 30-60°C.

[0026] Preferably, in said S13, the information of the shell entering the warehouse includes specifications, types, materials and manufacturing time.

[0027] Preferably, in said S14, the detection of the shell includes diameter, verticality, position, concentricity and roughness.

[0028] Preferably, in S8, the bracket is a ring bracket, and the static elimination rod is detachably connected to the bracket.

[0029] Preferably, in S13, the conductive material is wrapped with black tape on the shell before storage.

[0030] The beneficial effects of the present invention are:

[0031] Compared with the prior art, the beneficial effects of the present invention are: a manufacturing process for an automobile steering motor controller housing of the present invention eliminates static electricity during the manufacturing process of the automobile steering motor controller housing, thereby improving the housing quality, avoiding static electricity from attracting dust and tiny particles, causing the housing surface to be uneven or having tiny defects, affecting the appearance and quality of the housing, eliminating static electricity can avoid the occurrence of these problems, improve the housing quality, avoid static electricity from attracting tiny particles, these particles may be embedded in the surface or interior of the housing, avoid tiny particles causing damage to the housing or performance degradation, eliminating static electricity can avoid this situation, protect the surface and internal structure of the housing, avoid static electricity causing the housing surface to be uneven or having tiny defects, requiring extra time and manpower for cleaning and trimming, improve work efficiency, avoid static electricity from causing electromagnetic interference, affecting the performance and stability of the housing, eliminating static electricity can avoid the occurrence of electromagnetic interference, ensure the stability and reliability of the housing, eliminate static electricity can protect the safety of employees, and avoid accidents. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0033] The present invention provides a technical solution: a manufacturing process for a housing of an automobile steering motor controller, comprising the following steps:

[0034] S1. Design the housing: Determine the structure of the housing and the inner diameter, outer diameter and length according to the size of the motor stator and rotor, and select the corresponding plate material according to the place of use;

[0035] S2. Plate processing: Perform manual or mechanical polishing on the selected plates to ensure the quality of the plate surface and edges;

[0036] S3, cutting processing: using precision cutting equipment, the plate is cut into pieces according to the size set in S1 to obtain manufactured parts;

[0037] S4, hot pressing deformation: the parts separated in S3 are placed in a hot press, and the parts are heated and deformed according to the process parameters set in S1 to obtain deformed workpieces;

[0038] S5, workpiece processing: connecting multiple deformed parts by welding to form a shell frame, and drilling the shell frame according to the settings in S1;

[0039] S6. Post-processing: Grind and polish the shell after welding and drilling to ensure a smooth surface without burrs;

[0040] S7, workpiece cleaning: clean and soak the shell after grinding. After cleaning, dry the shell surface;

[0041] S8, shell treatment: Place the shell dried in S7 on a workbench, set a bracket that can rotate around the shell on the workbench, and set several static elimination bars on the bracket. The static elimination bars work and move around the shell to eliminate the static electricity on the shell;

[0042] S9, Shell protection: When performing static elimination in S8, the shell and PE line are connected to conduct static electricity on the electronic device shell to the ground, thereby eliminating static electricity on the shell;

[0043] S10, shell spraying: put the shell after static elimination in S9 into the spraying equipment, and spray ion coating to reduce the resistivity of the surface of the electronic device shell and reduce the generation of static charge;

[0044] S11, spraying and coloring: spraying and coloring the treated shell;

[0045] S12, shell assembly: Assemble the shell after spraying and painting in S11 to ensure that all parts can work normally;

[0046] S13, packaging and storage: Wrap the shell assembled in S12 with conductive material and store it in the warehouse to isolate the shell from the outside world, eliminate static electricity on the shell, and record the information when the shell is stored;

[0047] S14. Inspection before leaving the factory: When the shell leaves the factory, it is inspected to ensure that the product quality is qualified.

[0048] By eliminating static electricity during the manufacturing process of the automotive steering motor controller housing, the housing quality is improved, and static electricity is prevented from attracting dust and tiny particles, resulting in an uneven surface or tiny flaws on the housing, affecting the appearance and quality of the housing. Eliminating static electricity can avoid these problems and improve the housing quality.

[0049] Avoid static electricity from attracting tiny particles, which may become embedded in the surface or interior of the housing, causing damage to the housing or performance degradation. Eliminating static electricity can prevent this from happening.

[0050] Protect the surface and internal structure of the shell to avoid static electricity which may cause the shell surface to be rough or have minor flaws, requiring extra time and manpower for cleaning and finishing, thereby improving work efficiency.

[0051] Avoiding static electricity will cause electromagnetic interference and affect the performance and stability of the shell. Eliminating static electricity can avoid the occurrence of electromagnetic interference, ensure the stability and reliability of the shell, and protect the safety of employees and avoid accidents.

[0052] The automotive steering motor controller housing is a device used to protect and control the automotive steering motor. It has the characteristics of resisting external impact, protecting internal components, providing good heat dissipation performance, and ensuring electrical insulation. The housing usually consists of a housing body and a bottom cover. The housing body is fixed to the bottom cover by bolts, and the housing body is an integrated structure.

[0053] A motor assembly hole is provided on the upper surface of one end of the shell body, an assembly moon plate is provided in the motor assembly hole, a mounting shaft hole is provided on one side of the assembly moon plate, and the mounting shaft hole is communicated with the motor assembly hole. In addition, a wiring harness fixing hole connected to the motor assembly hole is also provided on the shell body.

[0054] In addition, the car steering motor controller housing also has functions such as preventing electromagnetic interference and preventing mechanical damage, which can ensure the safety and stability of the car.

[0055] Furthermore, in S5, before drilling the shell, an inspection device is used to inspect the shell, and any unqualified workpiece is rejected and reworked.

[0056] Furthermore, in S7, before cleaning the housing, the bearing hole of the housing is inspected using inspection equipment, and unqualified workpieces are returned for rework.

[0057] Furthermore, in said S13, before packaging the shell, an inspection device is used to inspect it, and unqualified workpieces are isolated after being found. During the isolation process, the workpieces are judged and reworked if they can be reworked, and scrapped if they cannot be reworked.

[0058] Furthermore, in said S4, the parts are heated at a temperature of 450-520°C in preparation for extrusion.

[0059] Furthermore, in S4, the workpiece after heating and extrusion is subjected to air cooling quenching to reduce the temperature of the shell blank to 30-60°C.

[0060] Furthermore, in S13, the information of the shell entering the warehouse includes specifications, types, materials and manufacturing time.

[0061] Furthermore, in S14, the detection of the shell includes diameter, verticality, position, concentricity and roughness.

[0062] Furthermore, in S8, the bracket is a ring bracket, and the static elimination rod is detachably connected to the bracket.

[0063] Furthermore, in S13, the conductive material is wrapped with black tape on the shell before storage.

[0064] The working principle and usage process of the present invention: After the present invention is installed, static electricity is eliminated during the manufacturing process of the automobile steering motor controller shell to improve the shell quality, avoid static electricity attracting dust and tiny particles, resulting in an uneven shell surface or tiny defects, affecting the appearance and quality of the shell, eliminating static electricity can avoid the occurrence of these problems, improve the shell quality, avoid static electricity attracting tiny particles, these particles may be embedded in the shell surface or interior, avoid tiny particles causing damage to the shell or performance degradation, eliminate static electricity can avoid this situation, protect the surface and internal structure of the shell, avoid static electricity causing the shell surface to be uneven or tiny defects, requiring extra time and manpower for cleaning and trimming, improve work efficiency, avoid static electricity causing electromagnetic interference, affecting the performance and stability of the shell, eliminate static electricity can avoid the occurrence of electromagnetic interference, ensure the stability and reliability of the shell, eliminate static electricity can protect the safety of employees, and avoid accidents.

[0065] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A process for manufacturing a housing of an automobile steering motor controller, characterized in that: The following steps are involved: S1. Design the housing: Determine the structure of the housing and the inner diameter, outer diameter and length according to the size of the motor stator and rotor, and select the corresponding plate material according to the place of use; S2. Plate processing: Perform manual or mechanical polishing on the selected plates to ensure the quality of the plate surface and edges; S3, cutting processing: using precision cutting equipment, the plate is cut into pieces according to the size set in S1 to obtain manufactured parts; S4, hot pressing deformation: the parts separated in S3 are placed in a hot press, and the parts are heated and deformed according to the process parameters set in S1 to obtain deformed workpieces; S5, workpiece processing: connecting multiple deformed parts by welding to form a shell frame, and drilling the shell frame according to the settings in S1; S6. Post-processing: Grind and polish the shell after welding and drilling to ensure a smooth surface without burrs; S7, workpiece cleaning: clean and soak the shell after grinding. After cleaning, dry the shell surface; S8, shell treatment: Place the shell dried in S7 on a workbench, set a bracket that can rotate around the shell on the workbench, and set several static elimination bars on the bracket. The static elimination bars work and move around the shell to eliminate the static electricity on the shell; S9, Shell protection: When performing static elimination in S8, the shell and PE line are connected to conduct static electricity on the electronic device shell to the ground, thereby eliminating static electricity on the shell; S10, shell spraying: put the shell after static elimination in S9 into the spraying equipment, and spray ion coating to reduce the resistivity of the surface of the electronic device shell and reduce the generation of static charge; S11, spraying and coloring: spraying and coloring the treated shell; S12, shell assembly: Assemble the shell after spraying and painting in S11 to ensure that all parts can work normally; S13, packaging and storage: Wrap the shell assembled in S12 with conductive material and store it in the warehouse to isolate the shell from the outside world, eliminate static electricity on the shell, and record the information when the shell is stored; S14. Inspection before leaving the factory: When the shell leaves the factory, it is inspected to ensure that the product quality is qualified.

2. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In S5, before drilling the shell, an inspection device is used to inspect the shell, and unqualified workpieces are rejected and reworked.

3. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In S7, before cleaning the housing, the bearing hole of the housing is inspected using an inspection device, and unqualified workpieces are returned for rework.

4. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In S13, before packaging the shell, the shell is inspected using inspection equipment, and unqualified workpieces are isolated after being found. During the isolation process, the workpieces are judged and reworked if they can be reworked, and scrapped if they cannot be reworked.

5. The process for manufacturing a housing of a steering motor controller for an automobile according to claim 1, wherein: In the step S4, the parts are heated at a temperature of 450-520°C in preparation for extrusion.

6. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In the above S4, the heated and extruded workpiece is subjected to air cooling and quenching to reduce the temperature of the shell blank to 30-60°C.

7. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In the above-mentioned S13, the information of the shell entering the warehouse includes specifications, types, materials and manufacturing time.

8. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In the above-mentioned S14, the detection of the shell includes diameter, verticality, position, concentricity and roughness.

9. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In the S8, the bracket is a ring bracket, and the static elimination rod is detachably connected to it.

10. The process for manufacturing a housing of an automobile steering motor controller according to claim 1, wherein: In the above-mentioned S13, the conductive material is wrapped with black tape on the housing and put into storage.