CN112049888B - Car hydraulic pressure suspension structure and car - Google Patents

Abstract

The invention belongs to the technical field of automobile parts, and in particular relates to an automobile hydraulic suspension structure and an automobile. The automobile hydraulic mounting structure includes a main spring assembly, a leather cup assembly and a flow channel assembly; the main spring assembly is provided with an upper liquid chamber; the leather cup assembly is provided with a lower liquid chamber; the flow channel assembly includes a flow channel tube, a decoupling Membrane and flow channel framework; the flow channel framework is provided with mounting through holes, upper flow channel holes and lower flow channel holes; the decoupling membrane is installed in the mounting through holes and is used to separate the upper liquid chamber and the lower liquid chamber; one end of the flow channel pipe The flow channel frame is connected with the upper liquid chamber through the upper flow channel hole, and the other end of the flow channel pipe is connected with the flow channel frame through the lower flow channel hole and communicated with the lower liquid chamber. In the present invention, the length and cross-sectional area of the runner tube can be easily changed by placing the runner tube externally, so that the automobile can obtain higher damping characteristics under low frequency and large amplitude, and the shape and stiffness of the decoupling membrane can be adjusted at the same time. The space is larger, and the car can obtain lower dynamic stiffness characteristics at high frequency and small amplitude.

Description

An automobile hydraulic mount structure and automobile

technical field

The invention belongs to the technical field of automobile parts, and in particular relates to an automobile hydraulic suspension structure and an automobile.

Background technique

Automobile suspension refers to the elastic connection system between the automobile engine assembly and the frame, which has good shock absorption performance and can reduce the transmission of the vibration of the automobile engine to the vehicle body. Ordinary rubber suspensions are widely used due to their low price and simple structure. However, rubber mounts cannot meet the characteristic requirements of large damping when the car is in low frequency and large amplitude vibration, nor can it meet the characteristic requirements of small stiffness and small damping when the car is in high frequency and small amplitude vibration.

Automotive hydraulic mount is a rubber structure based on adding a liquid damping mechanism, which has good frequency conversion and amplitude characteristics, and has been widely used in automotive powertrain mounting systems. However, in the prior art, the vehicle hydraulic mount is limited by the size of the interior space and can only provide limited damping, which results in a limited effect of rapidly reducing vibration when the vehicle is impacted by a sill. The decoupling membrane is also limited by the design space, and it is prone to the problem that the decoupling membrane has a small adjustable space for the stiffness of the decoupling membrane under high-frequency hard rules, resulting in limited vibration isolation performance of the automotive hydraulic mount. In addition, in the prior art, the decoupling membrane of the automobile hydraulic mount is usually arranged between the runner cover plate and the lower base. During operation, the decoupling membrane is subjected to the reciprocating punching of the damping fluid, and the damping fluid will affect the runner cover plate. The slap will produce an unpleasant abnormal sound.

SUMMARY OF THE INVENTION

The invention solves the technical problems of small adjustable space for decoupling membrane rigidity and poor vibration isolation performance in the prior art of the automobile hydraulic mount, and provides an automobile hydraulic mount structure and an automobile.

In view of the above problems, an automobile hydraulic suspension structure provided by an embodiment of the present invention includes a main spring assembly, a leather cup assembly, and a flow channel assembly; the main spring assembly is provided with an upper liquid chamber for accommodating vibration damping liquid; The leather cup assembly is provided with a lower liquid chamber for accommodating vibration damping liquid;

The flow channel assembly includes a flow channel tube, a decoupling membrane and a flow channel frame installed between the main spring assembly and the cup assembly; the flow channel frame is provided with a mounting through hole, an upper flow channel hole and a lower flow channel hole; the decoupling membrane is installed in the installation through hole and used to separate the upper liquid chamber and the lower liquid chamber; one end of the flow channel pipe is connected to the flow channel through the upper flow channel hole A channel frame is connected to the upper liquid chamber, and the other end of the flow channel pipe is connected to the flow channel frame and communicated with the lower liquid chamber through the lower flow channel hole.

Optionally, the main spring assembly includes an inner core, an inner main spring and an inner skeleton; an upper end of the inner main spring is provided with an installation groove, and the inner core is installed in the installation groove; The lower end is provided with an annular groove; the inner frame is installed in the annular groove; the upper liquid chamber is enclosed between the inner main spring and the decoupling membrane.

Optionally, the cup assembly includes a lower cup and a cup pressure plate connected to the lower cup; the lower liquid chamber is enclosed between the lower cup and the decoupling membrane.

Optionally, both the cup pressing plate and the lower cup are made of nylon; the cup pressing plate and the lower cup are formed by a vulcanization process.

Optionally, the cup pressing plate is provided with a hook; the inner skeleton is provided with an annular snap groove; Connected between the inner main spring and the lower cup.

Optionally, the vehicle hydraulic mounting structure further includes an upper casing and a lower casing connected to the upper casing; an accommodation space is enclosed between the upper casing and the lower casing; the main casing The spring assembly, the cup assembly, the decoupling membrane and the flow channel skeleton are all located in the accommodating space.

Optionally, the lower casing is provided with a first through hole and a second through hole that are both adapted to the flow channel pipe; the flow channel pipe includes a first connecting section, an intermediate section and A second connecting segment; the intermediate segment is mounted on the outer side wall of the lower casing, and one end of the first connecting segment away from the intermediate segment extends into the accommodating space through the first through hole and communicate with the upper flow channel hole, and one end of the second connecting section away from the middle section extends into the accommodating space through the second through hole and communicates with the lower flow channel hole.

Optionally, the automobile hydraulic mounting structure further includes a support foot mounted on the outer wall of the lower casing; the automobile hydraulic mounting structure is connected to the vehicle body through the support foot.

Optionally, the decoupling membranes are all nylon materials, and the decoupling membrane and the flow channel skeleton are formed by a vulcanization process.

In the present invention, the flow channel assembly includes a flow channel pipe, a flow channel frame, and a decoupling membrane disposed between the upper liquid chamber and the lower liquid chamber, and the flow channel frame is provided with a The installation through hole of the decoupling membrane, one end of the flow channel tube communicates with the upper liquid chamber through the upper flow channel hole on the flow channel frame, and the other end of the flow channel tube passes through the lower flow channel hole of the flow channel tube Connecting the lower liquid chamber, that is, placing the flow channel tube externally on the main spring assembly and the leather cup assembly, can easily change the length and cross-sectional area of the flow channel tube, so that the vehicle can operate under low-frequency and large-amplitude conditions. Higher damping characteristics can be obtained, and at the same time, the decoupling film is directly connected to the runner skeleton, and the shape and stiffness of the decoupling film can be adjusted more freely, so that the car can obtain better performance under high frequency and small amplitude. Low dynamic stiffness characteristics. In the present invention, the automobile hydraulic mounting structure has good vibration isolation performance, simple structure and assembly process, and good sealing performance.

The present invention also provides an automobile, comprising the above-mentioned automobile hydraulic mount structure; the automobile hydraulic mount structure further includes a support arm connected to the end of the inner core away from the leather cup assembly; the automobile hydraulic mount The mounting structure is connected to the vehicle powertrain through the bracket arm.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

1 is a cross-sectional view of an automobile hydraulic mount structure provided by an embodiment of the present invention;

Fig. 2 is a partial enlarged structural schematic diagram of part A in Fig. 1 of the present invention;

3 is a schematic structural diagram of a flow channel assembly of an automobile hydraulic mount structure according to an embodiment of the present invention;

Fig. 4 is the sectional view of the B-B section in Fig. 3 of the present invention;

5 is a top view of an automobile hydraulic mount structure provided by an embodiment of the present invention;

FIG. 6 is a front view of an automobile hydraulic mount structure provided by an embodiment of the present invention.

The reference numbers in the description are as follows:

1. Main spring assembly; 11. Upper liquid chamber; 12. Inner core; 13. Inner main spring; ; 21, the lower liquid chamber; 22, the lower cup; 23, the cup plate; 231, the hook; 3, the runner assembly; 31, the runner pipe; 311, the first connecting section; 312, the middle section; 313, The second connecting section; 32, the decoupling membrane; 33, the runner frame; 331, the installation through hole; 332, the upper runner hole; 4, the upper shell; 5, the lower shell; 51, the first through hole; 52, The second through hole; 6, the support arm; 7, the support foot.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects solved by the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

It should be understood that the orientations or positions indicated by the terms "upper", "lower", "left", "right", "front", "rear", "middle", etc. are based on the orientations or positions shown in the drawings The relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the present invention, in order to better demonstrate the structure of the automobile hydraulic mount structure and its connection relationship, the “up” referred to in the present invention refers to the direction actually pointing to the roof (that is, the automobile hydraulic mount shown in FIG. 1 ). above the structure); the "down" referred to in the present invention refers to the direction actually pointing to the bottom of the vehicle (that is, the lower part of the automobile hydraulic mount structure shown in FIG. 1 ).

As shown in FIG. 1 and FIG. 3 , an automobile hydraulic suspension structure provided by an embodiment of the present invention includes a main spring assembly 1, a cup assembly 2 and a flow channel assembly 3; the main spring assembly 1 is provided with a In the upper liquid chamber 11 for accommodating damping fluid; the cup assembly 2 is provided with a lower fluid chamber 21 for accommodating damping fluid; The automobile hydraulic mounting structure is installed on the automobile body, and the automobile hydraulic mounting structure has the function of isolating the vibration between the automobile power assembly and the automobile body.

The flow channel assembly 3 includes a flow channel tube 31, a decoupling membrane 32 and a flow channel frame 33 installed between the main spring assembly 1 and the cup assembly 2; A through hole 331 , an upper flow channel hole 332 and a lower flow channel hole (not shown); the decoupling membrane 32 is installed in the installation through hole 331 and used to separate the upper liquid chamber 11 and the lower liquid chamber 21 One end of the flow channel pipe 31 is connected to the flow channel frame 33 and communicated with the upper liquid chamber 11 through the upper flow channel hole 332, and the other end of the flow channel pipe 31 is connected to the lower flow channel hole through the lower flow channel hole. The flow channel framework 33 communicates with the lower liquid chamber 21 . It can be understood that the runner frame 33 and the decoupling film 32 are arranged between the main spring assembly 1 and the cup assembly 2, and there is no need to provide other structural components such as a support, a runner cover plate, etc., to avoid The problem of abnormal noise caused by the decoupling film 32 hitting the runner cover plate reduces the riveting process between the runner cover plate and the decoupling film 32, and is also beneficial to the lightweight design of the automobile. Further, if the decoupling membrane 32 is directly arranged in the installation through hole 331 of the flow channel frame 33 , the decoupling membrane 32 of any shape can be designed, so as to make full use of the upper liquid chamber 11 The hydraulic space between the lower liquid chamber 21 and the lower liquid chamber 21 enables the automobile hydraulic mounting structure to have good vibration isolation performance even under low stiffness.

Specifically, when the automobile vibrates at a low frequency and a large amplitude, in order to attenuate the vibration of the automobile engine caused by the excitation of the road surface as soon as possible, the damping liquid in the upper liquid chamber 11 flows into the lower liquid through the flow channel pipe 31 chamber 21, or the damping fluid in the lower fluid chamber 21 flows into the upper fluid chamber 11 through the flow channel pipe 31, thereby increasing the damping coefficient of the damping fluid, and the vehicle hydraulic mounting structure can provide Larger damping; when the car vibrates at high frequency and small amplitude, in order to reduce the vibration of the car body caused by the transmission of the excitation of the car engine to the car body, the decoupling membrane 32 will be in the upper liquid chamber 11 and the lower chamber. The liquid chamber 21 reciprocates up and down, so that the automobile hydraulic mounting structure has the characteristics of small stiffness and small damping.

In the present invention, the flow channel assembly 3 includes a flow channel tube 31, a decoupling membrane 32, and a flow channel frame 33 installed between the main spring assembly 1 and the cup assembly 2; the decoupling membrane 32 Installed in the installation through hole 331 and used to separate the upper liquid chamber 11 and the lower liquid chamber 21; one end of the flow channel pipe 31 is connected to the flow channel frame 33 through the upper flow channel hole 332 and Connected with the upper liquid chamber 11, the other end of the flow channel tube 31 is connected to the flow channel frame 33 through the lower flow channel hole and communicated with the lower liquid chamber 21; that is, the flow channel tube 31 is placed outside For the rubber main spring assembly 1 and the leather cup assembly 2, the length and cross-sectional area of the flow channel pipe 31 can be easily changed, so that the automobile can obtain higher damping characteristics at low frequency and large amplitude. In addition, by directly connecting the decoupling membrane 32 to the flow channel frame 33, the shape and stiffness of the decoupling membrane 32 have a larger space for adjustment, so that the car can obtain lower dynamic stiffness under high frequency and small amplitude. characteristic. In the present invention, the automobile hydraulic mounting structure has good vibration isolation performance, simple structure and assembly process, and good sealing performance.

In one embodiment, the flow channel frame 33 is made of nylon material, and the decoupling film 32 and the flow channel frame 33 are formed by a vulcanization process. It can be understood that the flow channel frame 33 includes but is not limited to nylon material, and the flow channel frame 33 can also be made of other plastic materials; the flow channel frame 33 made of nylon material reduces the hydraulic mounting structure of the automobile At the same time, the decoupling membrane 32 and the runner frame 33 are formed by a vulcanization process, which reduces the number of parts between the decoupling membrane 32 and the runner frame 33, and improves the hydraulic pressure of the vehicle. The assembly efficiency of the suspension structure can completely avoid the problem of abnormal noise caused by the decoupling film 32 hitting the flow channel cover plate in the conventional solution. In addition, the shape of the decoupling film 32 can be freely designed according to the requirements, and the space inside the flow channel frame 33 can be greatly utilized, thereby increasing the area of the decoupling film 32 and realizing the automobile hydraulic mounting structure. The larger adjustable space under low stiffness improves the vibration isolation performance of the automobile hydraulic mount structure.

In one embodiment, as shown in FIG. 1 , the main spring assembly 1 includes an inner core 12 , an inner main spring 13 and an inner frame 14 ; the upper end of the inner main spring 13 is provided with a mounting groove 131 , and the inner core 12 is installed in the installation groove 131; the lower end of the inner main spring 13 is provided with an annular groove 132; the inner frame 14 is installed in the annular groove 132; the inner main spring 13 and the decoupling film 32 The upper liquid chamber 11 is surrounded by the space. It can be understood that the inner main spring 13 plays the role of connecting the inner core 12 and the inner frame 14, one end of the inner core 12 is installed on the inner side of the inner main spring 13, and the frame is installed on the inner main spring 13. Outside the inner main spring 13 , the shape of the inner main spring 13 is designed according to the structure of the inner core 12 and the inner frame 14 .

Preferably, the inner core 12 , the inner frame 14 and the inner main spring 13 are all nylon injection-molded parts. It is understandable that the inner core 12 , the inner frame 14 and the inner main spring 13 The spring 13 includes but is not limited to a nylon injection-molded part. The inner core 12 , the inner frame 14 and the inner main spring 13 can also be made of other plastic materials, and the inner core 12 and the inner main spring 13 can be made of other plastic materials. Between the springs 13 and between the inner frame 14 and the inner main spring 13 are formed by a vulcanization process.

In the present invention, the main spring assembly 1 of the automobile hydraulic mount structure is simple in structure, convenient in installation and good in sealing performance.

In one embodiment, as shown in FIG. 1 , the cup assembly 2 includes a lower cup 22 and a cup pressure plate 23 connected to the lower cup 22 ; the lower cup 22 and the decoupling film 32 The lower liquid chamber 21 is surrounded therebetween. Preferably, the cup pressing plate 23 and the lower cup 22 are made of nylon material; and the cup pressing plate 23 and the lower cup 22 are not limited to being made of nylon. The cup 22 can also be made of other plastic materials; the cup pressing plate 23 and the lower cup 22 are formed by a vulcanization process. It can be understood that the vulcanization process is used between the cup pressing plate 23 and the lower cup 22. Compared with the traditional separate design of the cup pressing plate 23 and the lower cup 22, the number of parts and the number of parts are reduced. The riveting process further improves the assembly efficiency and sealing performance of the automobile hydraulic mounting structure.

In one embodiment, as shown in FIG. 1 and FIG. 2 , the cup pressing plate 23 is provided with a hook 231 ; the inner frame 14 is provided with an annular hook groove 141 ; the flow channel frame 33 passes through the The latching hook 231 is latched with the annular latching groove 141 , and is connected between the inner main spring 13 and the lower cup 22 by interference. Specifically, as shown in FIG. 2 , the buckle 231 includes an extension portion and a clamping portion connecting the extension portion; the clamping portion and the extension portion are also annular; the extension portion faces toward the The main spring assembly 1 (that is, extending from the lower liquid chamber 21 toward the upper liquid chamber 11 ) extends, and the engaging portion is provided on the side of the extending portion away from the lower liquid chamber 21 . The outer side wall of the extension portion extends toward the side away from the lower liquid chamber 21 (the extension direction is perpendicular to the extension direction of the extension portion); the annular snap groove 141 is formed by bending The annular "U"-shaped groove at the lower end of the inner frame, and the opening direction of the annular snap groove 141 faces the lower liquid chamber 21 . Understandably, when the hook 231 is engaged with the annular engaging groove 141 , the engaging portion of the engaging hook 231 extends into the annular engaging groove from the opening of the annular engaging groove 141 . 141, and abuts with the inner side wall of the annular snap groove 141 away from the inner core 12; at this time, the extension portion is away from the inner side wall of the snap portion, the inner main spring 13 and An annular installation space is formed between the lower cups 22; the outer edge of the runner frame 33 is inserted into the annular installation space and connected with the inner main spring 13 and the lower cup 22 by interference, and, The outer side wall of the runner frame 33 is in contact with the inner side wall of the extension part that is away from the clamping part, and the upper and lower end surfaces of the runner frame 33 are respectively connected to the inner main spring 13 and the lower skin. The bowls 22 are in contact with each other, and this embodiment achieves the technical effect of the interference connection of the runner frame 33 between the inner main spring 13 and the lower cup 22 . Through the design of the buckle and the annular buckle groove 141, the assembly efficiency and sealing performance of the automobile hydraulic mounting structure are improved, and the leakage problem of the upper liquid chamber 11 and the lower liquid chamber 21 is ensured. , thereby improving the service life of the automobile hydraulic mounting structure.

In one embodiment, as shown in FIGS. 1 and 6 , the automobile hydraulic mount structure further includes an upper casing 4 and a lower casing 5 connected to the upper casing 4 ; An accommodating space is enclosed between the lower casings 5 ; the main spring assembly 1 , the cup assembly 2 , the decoupling membrane 32 and the flow channel frame 33 are all located in the accommodating space. Understandably, the upper casing 4 and the lower casing 5 assemble the automobile hydraulic suspension structure into a whole, which is convenient for the installation and handling of the automobile hydraulic suspension structure. The lower casing 5 also plays a role in protecting all internal components located in the accommodating space, such as: the main spring assembly 1, the cup assembly 2, the flow channel frame 33 and the decoupling membrane 32, etc., thereby prolonging the service life of the automobile hydraulic mounting structure.

In an embodiment, as shown in FIG. 3 and FIG. 4 , the lower casing 5 is provided with a first through hole 51 and a second through hole 52 that are both adapted to the flow channel pipe 31 ; The pipe 31 includes a first connecting section 311, a middle section 312 and a second connecting section 313 connected in sequence; the middle section 312 is installed on the outer side wall of the lower casing 5, and the first connecting section 311 is far away from One end of the middle section 312 extends into the accommodating space through the first through hole 51 and communicates with the upper flow channel hole 332 , and one end of the second connecting section 313 away from the middle section 312 passes through The second through hole 52 extends into the accommodating space and communicates with the lower flow channel hole. It can be understood that the middle section, as the main part of the flow channel pipe 31, is arranged on the outer side of the lower casing 5, thereby increasing the adjustable space for the length and cross-sectional area of the flow channel pipe 31, A higher damping adjustment space is provided for the automobile hydraulic mounting structure. As mentioned, the flow channel pipe 31 is a hard pipe, and the outer wall of the lower casing 5 is provided with at least one fixing buckle (1, 3, 5, etc.) for fixing the middle section, so that the The flow channel pipe is stably installed outside the lower casing 5 .

In an embodiment, as shown in FIGS. 5 and 6 , the automobile hydraulic mounting structure further includes a support arm 6 connected to the end of the main spring assembly 1 away from the leather cup assembly 2 ; the automobile hydraulic The suspension structure is connected to the vehicle powertrain through the support arm 6; specifically, the upper end of the inner core 12 is provided with a threaded hole, the support arm 6 is provided with a threaded through hole, and the support arm 6 passes through The threaded through holes and the bolts screwed into the threaded holes are fixedly installed on the inner core 12 . The design of the support arm 6 achieves the technical effect of installing the vehicle power assembly on the vehicle hydraulic mount structure.

In one embodiment, as shown in FIG. 5 and FIG. 6 , the automobile hydraulic mounting structure further includes a support foot 7 mounted on the outer wall of the lower casing 5 ; the automobile hydraulic mounting structure passes through the support foot 7 Attach the car body. It can be understood that the design of the support feet 7 achieves the technical effect of installing the vehicle hydraulic suspension structure on the vehicle body; in summary, through the design of the support arms 6 and the support feet 7, the power of the vehicle is realized. The technical effect of the assembly being installed on the vehicle body through the vehicle hydraulic mounting structure.

As shown in FIG. 5 and FIG. 6 , an embodiment of the present invention further provides an automobile, including the automobile hydraulic mount structure; the automobile hydraulic mount structure further includes a connection connected to the main spring assembly 1 away from the The support arm 6 at one end of the cup assembly 2; the automobile hydraulic suspension structure is connected to the powertrain of the automobile through the support arm 6; 6 is provided with a threaded through hole, and the support arm 6 is fixedly installed on the inner core 12 by a bolt passing through the threaded through hole and screwed into the threaded hole. The design of the support arm 6 achieves the technical effect of installing the vehicle power assembly on the vehicle hydraulic mount structure.

The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included within the protection scope of the present invention. .

Claims (7)

1. An automobile hydraulic mounting structure, characterized in that it comprises a main spring assembly, a leather cup assembly and a flow channel assembly; the main spring assembly is provided with an upper liquid chamber for accommodating vibration damping liquid; the leather cup The component is provided with a lower liquid chamber for accommodating damping liquid; The flow channel assembly includes a flow channel tube, a decoupling membrane and a flow channel frame installed between the main spring assembly and the cup assembly; the flow channel frame is provided with a mounting through hole, an upper flow channel hole and a lower flow channel hole; the decoupling membrane is installed in the installation through hole and used to separate the upper liquid chamber and the lower liquid chamber; one end of the flow channel pipe is connected to the flow channel through the upper flow channel hole The channel frame is communicated with the upper liquid chamber, and the other end of the flow channel pipe is connected to the flow channel frame through the lower flow channel hole and communicated with the lower liquid chamber; The main spring assembly includes an inner core, an inner main spring and an inner skeleton; the upper end of the inner main spring is provided with an installation groove, and the inner core is installed in the installation groove; the lower end of the inner main spring is provided with a ring a groove, the inner frame is installed in the annular groove; the upper liquid chamber is enclosed between the inner main spring and the decoupling membrane; the cup assembly includes a lower cup and a cup pressing plate connected to the lower cup; the lower liquid chamber is enclosed between the lower cup and the decoupling membrane; The cup pressing plate is provided with a hook; the inner frame is provided with an annular clip groove; the flow channel frame is connected with the annular clip groove through the clip hook, and is connected to the between the inner main spring and the lower cup; the buckle includes an extension part and a catch part connecting the extension part; the extension part extends toward the main spring assembly, and the catch part is provided at the a side of the extension part facing away from the lower liquid chamber; An annular installation space is formed between the buckle, the inner main spring and the lower cup, and the outer edge of the runner frame is inserted into the annular installation space and is connected with the inner main spring and the lower cup. The bowl is connected by interference, and the outer side wall of the runner frame is in contact with the inner side wall of the extension part that is away from the clamping part, and the upper and lower end surfaces of the runner frame are respectively connected to the inner main spring and the inner main spring The lower cup abuts. 2 . The automobile hydraulic mount structure according to claim 1 , wherein the leather cup pressing plate and the lower leather cup are made of nylon; vulcanization is carried out between the leather cup pressing plate and the lower leather cup. 3 . Process molding. 3 . The automobile hydraulic mount structure according to claim 1 , wherein the automobile hydraulic mount structure further comprises an upper casing and a lower casing connected to the upper casing; An accommodating space is enclosed between the lower casings; the main spring assembly, the leather cup assembly, the decoupling membrane and the flow channel skeleton are all located in the accommodating space. 4 . The automobile hydraulic mount structure according to claim 3 , wherein the lower casing is provided with a first through hole and a second through hole both adapted to the flow channel pipe; The pipe comprises a first connecting section, a middle section and a second connecting section which are connected in sequence; the middle section is installed on the outer side wall of the lower shell, and the end of the first connecting section away from the middle section passes through. The first through hole extends into the accommodating space and communicates with the upper flow channel hole, and the end of the second connecting section away from the middle section extends into the accommodating space through the second through hole space and communicate with the lower flow channel hole. 5 . The automobile hydraulic mount structure according to claim 3 , wherein the automobile hydraulic mount structure further comprises a support foot mounted on the outer wall of the lower casing; the automobile hydraulic mount structure passes through the The feet are attached to the vehicle body. 6 . The automobile hydraulic mount structure according to claim 1 , wherein the runner frame is made of nylon material, and the decoupling film and the runner frame are formed by a vulcanization process. 7 . 7. An automobile, characterized in that it comprises the automobile hydraulic mount structure according to any one of claims 1 to 6; the automobile hydraulic mount structure further comprises a A support arm at one end; the automobile hydraulic mounting structure is connected to the automobile powertrain through the support arm.

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