CN208348458U - A kind of principal piece third position shell of 160 magnesium alloy transmission case - Google Patents

Abstract

A kind of principal piece third position shell of 160 magnesium alloy transmission case, belong to new-energy automobile accessory technical field, including bottom wall, is successively arranged the first transmission axis hole and second driving shaft hole on bottom wall, the front side of bottom wall is equipped with side wall, and the rear side of bottom wall is equipped with annular boss, attaching pipe platform and reinforcing rib；Its making material is to be successively arranged generation in magnesium alloy materials outer surface of matrix to have Micro-Arc Oxidized Ceramic Coating, magnesium aluminum compounds diffusion layer, colloidal sol film layer, electrophoretic deposition layer, decorative layer；The beneficial effect is that strengthening the connection between each structural body, and the tightness of each structural body is concentrated, the thickness and material utilization amount of shell can be reduced；It is equipped with radiating groove on side wall, makes shell lightweight；And it is adapted to the internal component and external component of transmission case；Multilayer resist is arranged in magnesium alloy outer surface, matrix is arranged inside and outside different protective films, saves material and effective protection, improves the service performance and service life of transmission case.

Description

A kind of principal piece third position shell of 160 magnesium alloy transmission case

Technical field

The utility model relates to new-energy automobile accessory technical field, especially a kind of 160 using magnesium alloy manufacture are passed The principal piece third position shell of dynamic case.

Background technique

With the protrusion of energy shortage and problem of environmental pollution, new-energy automobile, which becomes, replaces fuel-engined vehicle most ideal, most Promising green traffic tool.With the rise of new-energy automobile, relevant issues are increasingly valued by people.Vehicle Weight be the key that develop new energy vehicle, lightweight increasingly becomes vehicle and develops improved trend.It is light-weighted main Means first is that using advanced light material substitute traditional material.Using magnesium alloy light-weight than used aluminium alloy 30%, and And the characteristics of by the intrinsic vibration damping of magnesium alloy, noise reduction and rapid Homogeneouslly-radiating, mention automobile engine overall performance significantly It is high.

Magnesium alloy only has the 64% of the 23% of steel, aluminium as current most light structural metallic materials, specific gravity.With specific gravity Small, the advantages that specific strength is high, specific stiffness is high, machining and die-casting process performance are good.It is applied on new-energy automobile component With vibration and noise reducing, electromagnetic shielding, shock resistance, high speed heat dissipation, the comfort of vehicle driving is improved, and makes product that there is energy conservation drop The advantages that consumption, low emission, low cost, recoverable.

Vehicle transmission tank shell is for supporting and contain various driving parts, such as the automobile of gear, axis, bearing is matched Part makes each transmission parts be able to maintain normal movement relation and kinematic accuracy, can realize various movements with lubricant storage The lubrication of part；It is also used for safeguard protection and sealing simultaneously, keeps the intracorporal part of case free from the influence of the external environment, and protect machine The safety of device operator, and vibration isolation, heat-insulated and deadening can be played.Existing mechanism housing be all made of steel or Aluminium production, vibration and noise reducing is all undesirable, can not meet the requirement of new-energy automobile comprehensively.And magnesium alloy materials is used to make Automobile transmission case can substantially reduce vibration, reduce noise, reduce temperature rise, effectively improve using effect and the service life of transmission case.

Utility model content

In practical applications, different vehicles needs to be equipped with the transmission case of different torques, and current transmission case is according to automobile Power requirement difference has the different brackets such as 160,180,230,260,280,330,380, different grades of transmission case from low to high Not only torque is different, also needs to be adjusted accordingly according to the configured in one piece of different capacity automobile, especially with magnesium After alloy material, due to the configuration of components each in new-energy automobile, in conjunction with magnesium alloy lightweight, heat dissipation, shock-absorbing, magnetic cup and resist The requirement of shelter of the characteristics of impact and anti-surrender ability and magnesium alloy materials, need the specific structure to each position of mechanism housing It is adjusted correspondingly, to improve the service performance and service life of transmission case.

Technical problem to be solved in the utility model is the principal piece the using magnesium alloy materials manufacture 160 transmission case of automobile Three position shells adapt to matching for each component of new-energy automobile and transmission mechanism using corresponding space structure and material structure The characteristics of closing, while also adapting to magnesium alloy materials, to improve the service performance and service life of transmission case.

In order to solve the above technical problems, technical solution used by the utility model is a kind of 160 magnesium alloy transmission cases Principal piece third position shell, shape and structure and material structure including principal piece third position shell, it is characterised in that the shape Structure includes bottom wall, and the bottom wall is equipped with the first transmission axis hole and second driving shaft hole.

On the leading flank of the bottom wall, side has been born in bottom wall edge around the first transmission axis hole and second driving shaft hole Wall；In the medial surface lower part of side wall, it is provided with the duct wall of the attachment hole on the lateral surface of cooperation side wall；In the end face of side wall On, it is provided with the end face seat stand flexed outward；On the seat stand of end face, it is equipped with several attachment holes and radiating groove；In the second transmission The side wall of axis hole upper right side position is equipped with pore；Side-wall outer side on the right side of the first transmission axis hole to lower position is also spaced It is provided with outer retaining wall, the both ends of outer retaining wall are equipped with installing pipe platform, and installing pipe platform is equipped with mounting hole, sets on the outer wall of installing pipe platform There is the connection strengthening rib being connected with the outer wall of side wall.

On the trailing flank of the bottom wall, the first annular boss has been directly generated on the hole wall of the first transmission axis hole, second The second annular boss has been directly generated on the hole wall of transmission axis hole, be equipped in the outer wall surface of two annular boss with outside side wall The external reinforcing ribs that side is connected with end face seat stand back surface；Around the first annular boss and the second annular boss bottom wall edge also Wall reinforcing rib is born；Interior reinforcing rib is equipped between wall reinforcing rib and the second annular boss；It is set on the lateral surface of side wall There is attaching pipe platform, attaching pipe platform is equipped with attachment hole.

The material structure refers to using magnesium alloy materials as matrix there is differential of the arc oxygen in the generation of magnesium alloy materials outer surface of matrix Change ceramic film, Micro-Arc Oxidized Ceramic Coating appearance is covered with electrophoretic deposition layer；It is raw in magnesium alloy materials base inner surface simultaneously At there is Micro-Arc Oxidized Ceramic Coating, Micro-Arc Oxidized Ceramic Coating appearance is covered with electrophoretic deposition layer.

Further, the material structure refers to using magnesium alloy materials as matrix, raw in magnesium alloy materials outer surface of matrix At there is Micro-Arc Oxidized Ceramic Coating, it is coated with magnesium aluminum compounds diffusion layer in Micro-Arc Oxidized Ceramic Coating appearance, in magnesium aluminum compounds Diffusion layer outer surface be coated with colloidal sol film layer, be covered with electrophoretic deposition layer in colloidal sol film layer appearance, electrophoretic deposition layer appearance also It is coated with decorative layer；There is Micro-Arc Oxidized Ceramic Coating in the generation of magnesium alloy materials base inner surface simultaneously, in arc differential oxide ceramic Film layer appearance is coated with magnesium aluminum compounds diffusion layer, is covered with electrophoretic deposition layer in magnesium aluminum compounds diffusion layer appearance.

The utility model has the beneficial effects that strengthening the connection in the shell of principal piece third position between each structural body, union The tightness of each structural body has been suffered, the thickness and material utilization amount of shell can be reduced in this way；It is equipped with and dissipates on the seat stand of side wall end face Heat channel not only can further radiate, and can also further make shell lightweight；And it is adapted to the internal component and external structure of transmission case Part；Multilayer resist is arranged in magnesium alloy outer surface, different protective films is arranged according to the condition difference inside and outside matrix, can be Material is saved, and matrix can be made to be effectively protected, overall effect can be improved the service performance of transmission case and use the longevity Life.

Detailed description of the invention

Fig. 1 is the leading flank structural schematic diagram of bottom wall in the utility model.

Fig. 2 is the trailing flank structural schematic diagram of bottom wall in the utility model.

Fig. 3 is the material structure schematic diagram of the utility model.

In figure: 1. bottom walls, 2. first transmission axis holes, 3. second driving shaft holes, 4. side walls, 5. duct walls, 6. end faces seat Platform, 7. attachment holes, 8. radiating grooves, 9. pores, 10. outer retaining walls, 11. installing pipe platforms, 12. mounting holes, 13. connection strengthening ribs, 14. First annular boss, 15. second annular boss, 16. external reinforcing ribs, 17. wall reinforcing ribs, reinforcing rib, 19. attaching pipes in 18. Platform, 20. magnesium alloy materials matrixes, 21. Micro-Arc Oxidized Ceramic Coatings, 22. magnesium aluminum compounds diffusion layers, 23. colloidal sol film layers, 24. Electrophoretic deposition layer, 25. decorative layers.

Specific embodiment

Below with reference to embodiment, the utility model is described in further detail.

Embodiment 1.

As shown, making a kind of principal piece third position shell of 160 magnesium alloy transmission cases, including principal piece third position shell The shape and structure and material structure of body, the shape and structure include bottom wall 1, and the bottom wall 1 is equipped with the first transmission axis hole 2 and the Two transmission axis holes 3.

On the leading flank of the bottom wall 1, born around the first transmission axis hole 2 and second driving shaft hole 3 at 1 edge of bottom wall There is side wall 4；In the medial surface lower part of side wall 4, it is provided with the duct wall 5 of the attachment hole 7 on the lateral surface of cooperation side wall；In side On the end face of wall 4, it is provided with the end face seat stand 6 flexed outward；Several attachment holes 7 and radiating groove are equipped on end face seat stand 6 8；Pore 9 is equipped on the side wall of 3 upper right side position of second driving shaft hole；On the right side of the first transmission axis hole 2 to lower position Side-wall outer side be also arranged at intervals with outer retaining wall 10, the both ends of outer retaining wall 10 are equipped with installing pipe platform 11, and installing pipe platform 11 is equipped with Mounting hole 12, the outer wall of installing pipe platform 12 are equipped with the connection strengthening rib 13 being connected with the outer wall of side wall.

On the trailing flank of the bottom wall 1, the first annular boss 14 has been directly generated on the hole wall of the first transmission axis hole 2, The second annular boss 15 has been directly generated on the hole wall in second driving shaft hole 3, has been equipped in the outer wall surface of two annular boss The external reinforcing ribs 16 being connected with side-wall outer side face and end face seat stand back surface；Around the first annular boss 14 and the second annular boss 15 have also born wall reinforcing rib 17 in bottom wall edge；Interior reinforcing rib is equipped between wall reinforcing rib 17 and the second annular boss 15 18；Attaching pipe platform 19 is equipped on the lateral surface of side wall, attaching pipe platform is equipped with attachment hole 7.

The material structure refers to that using magnesium alloy materials as matrix, generation has micro- in the outer surface of magnesium alloy materials matrix 20 Arc oxide ceramic film layer 21 is covered with electrophoretic deposition layer 24 in the appearance of Micro-Arc Oxidized Ceramic Coating 21；Simultaneously in magnesium alloy material The inner surface generation of material matrix 20 has Micro-Arc Oxidized Ceramic Coating 21, is covered with electrophoresis in the appearance of Micro-Arc Oxidized Ceramic Coating 21 Sedimentary 24.

Embodiment 2.

In embodiment 1 on the basis of shape and structure, the material structure is made into using magnesium alloy materials as matrix, in magnesium The outer surface of alloy material matrix 20, which generates, Micro-Arc Oxidized Ceramic Coating 21, plates in the outer surface of Micro-Arc Oxidized Ceramic Coating 21 There is magnesium aluminum compounds diffusion layer 22, colloidal sol film layer 23 is coated in the outer surface of magnesium aluminum compounds diffusion layer 22, in colloidal sol film layer 23 appearance is covered with electrophoretic deposition layer 24, is also coated with decorative layer 25 in the appearance of electrophoretic deposition layer 24；Simultaneously in magnesium alloy The inner surface generation of material matrix 20 has Micro-Arc Oxidized Ceramic Coating 21, is coated with magnesium in the outer surface of Micro-Arc Oxidized Ceramic Coating 21 Aluminium compound diffusion layer 22 is covered with electrophoretic deposition layer 24 in the outer surface of magnesium aluminum compounds diffusion layer 22.

Claims (2)

1. a kind of principal piece third position shell of 160 magnesium alloy transmission cases, shape and structure including principal piece third position shell and Material structure, it is characterised in that the shape and structure includes bottom wall, and the bottom wall is equipped with the first transmission axis hole and the second transmission Axis hole；

On the leading flank of the bottom wall, side wall has been born in bottom wall edge around the first transmission axis hole and second driving shaft hole； In the medial surface lower part of side wall, it is provided with the duct wall of the attachment hole on the lateral surface of cooperation side wall；On the end face of side wall, It is provided with the end face seat stand flexed outward；On the seat stand of end face, it is equipped with several attachment holes and radiating groove；In second driving shaft hole The side wall of upper right side position is equipped with pore；Side-wall outer side on the right side of the first transmission axis hole to lower position is also spaced setting Have an outer retaining wall, the both ends of outer retaining wall are equipped with installing pipe platform, and installing pipe platform is equipped with mounting hole, the outer wall of installing pipe platform be equipped with The connected connection strengthening rib of the outer wall of side wall；

On the trailing flank of the bottom wall, the first annular boss, the second transmission have been directly generated on the hole wall of the first transmission axis hole The second annular boss has been directly generated on the hole wall of axis hole, has been equipped in the outer wall surface of two annular boss and side-wall outer side face The external reinforcing ribs being connected with end face seat stand back surface；It is also born around the first annular boss and the second annular boss in bottom wall edge There is wall reinforcing rib；Interior reinforcing rib is equipped between wall reinforcing rib and the second annular boss；Dress is equipped on the lateral surface of side wall Adapter tube platform, attaching pipe platform are equipped with attachment hole；

The material structure refers to using magnesium alloy materials as matrix there is differential arc oxidation pottery in the generation of magnesium alloy materials outer surface of matrix Porcelain film layer, Micro-Arc Oxidized Ceramic Coating appearance are covered with electrophoretic deposition layer；Have simultaneously in the generation of magnesium alloy materials base inner surface Micro-Arc Oxidized Ceramic Coating, Micro-Arc Oxidized Ceramic Coating appearance are covered with electrophoretic deposition layer.

2. the principal piece third position shell of 160 magnesium alloy transmission case according to claim 1, it is characterised in that the material Structure refers to using magnesium alloy materials as matrix there is Micro-Arc Oxidized Ceramic Coating in the generation of magnesium alloy materials outer surface of matrix, micro- Arc oxide ceramic film layer appearance is coated with magnesium aluminum compounds diffusion layer, is coated with dissolved glue film in magnesium aluminum compounds diffusion layer outer surface Layer, is covered with electrophoretic deposition layer in colloidal sol film layer appearance, is also coated with decorative layer in electrophoretic deposition layer appearance；Simultaneously in magnesium alloy The generation of material matrix inner surface has Micro-Arc Oxidized Ceramic Coating, is coated with magnesium aluminum compounds diffusion in Micro-Arc Oxidized Ceramic Coating appearance Layer, is covered with electrophoretic deposition layer in magnesium aluminum compounds diffusion layer appearance.