CN110332266B - Novel shock-absorbing upper connecting seat - Google Patents

Novel shock-absorbing upper connecting seat Download PDF

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Publication number
CN110332266B
CN110332266B CN201910645107.4A CN201910645107A CN110332266B CN 110332266 B CN110332266 B CN 110332266B CN 201910645107 A CN201910645107 A CN 201910645107A CN 110332266 B CN110332266 B CN 110332266B
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plate
support
cover plate
bracket
rubber body
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CN110332266A (en
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颜泽林
颜泽刚
颜泽强
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Chongqing Hengweilin Automotive Parts Co ltd
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Chongqing Hengweilin Automotive Parts Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
    • B60G13/001—Arrangements for attachment of dampers
    • B60G13/003—Arrangements for attachment of dampers characterised by the mounting on the vehicle body or chassis of the damper unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F16F1/3863—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type characterised by the rigid sleeves or pin, e.g. of non-circular cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2224/00—Materials; Material properties
    • F16F2224/02—Materials; Material properties solids

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

The invention discloses a novel shock-absorbing upper connecting seat which consists of five parts, namely a lining inner framework (1), a super-elastic rubber body (2), a lining outer framework (3), a support cover plate (4) and a support body (5); the outer bushing framework (3) and the support cover plate (4) are made of engineering plastics, the inner bushing framework (1) is made of a mixed material of the engineering plastics and steel, and the support body (5) is made of an alloy material and can be specifically made of a high-strength aluminum alloy. On the premise of ensuring that the function of the shock absorption upper connecting seat meets the requirement of the whole vehicle and ensuring the comfort and the safety of the whole vehicle, the weight reduction of the shock absorption upper connecting seat is realized; meanwhile, the problems of mechanical abnormal sound, metal fracture of the bracket body (5), cracking of the super-elastic rubber body (2), unrecoverable deformation and the like are effectively avoided.

Description

Novel shock-absorbing upper connecting seat
Technical Field
The invention relates to the field of automobile shock absorption parts, in particular to an automobile shock absorption connecting seat.
Background
In recent years, along with the high-speed development of new energy automobiles, people pay more and more attention to the performance requirements of each key part of the whole automobile. With the development of new energy and the improvement of all-round attention of people to automobile performance, cost, energy consumption and the like, the manufacture of automobile parts with low cost, high performance and light weight is a great challenge in the domestic automobile industry.
In the technical literature, there is a relationship to the energy consumption which expresses the weight, i.e. the heavier the weight, the greater the energy consumption required for driving the vehicle. Therefore, to reduce the energy consumption, the weight of each part of the automobile must be reduced. The shock absorber is used for inhibiting the shock generated when the spring absorbs the shock and rebounds and the impact from the road surface, and is used for accelerating the attenuation of the vibration of the frame and the vehicle body so as to improve the driving smoothness of the vehicle. The connecting seat links to each other rear shock absorber and top connecting plate on the shock attenuation, and it plays the effect of fixing, spacing on the automobile body to the shock absorber. If subtract heavy to connecting seat in the shock attenuation, can lead to the fact the influence to automobile shock mitigation system, lead to the fact the influence to passenger's travelling comfort and whole car equilibrium, simultaneously, also can influence the security of car driving in-process.
Disclosure of Invention
The invention aims to provide a novel shock-absorbing upper connecting seat which reduces the weight of an automobile on the premise of ensuring the comfort, balance and safety of the whole automobile, meets the requirement of shock-absorbing strength and plays a role in shock insulation and energy absorption.
The purpose of the invention is realized by the following technical scheme:
a novel shock-absorbing upper connecting seat is characterized by comprising a lining inner framework, a super-elastic rubber body, a lining outer framework, a support cover plate and a support body; the bushing inner framework is in a bone shape, the middle of the bushing inner framework is hollow and is used for installing a damper piston rod, and the bushing inner framework is made of a mixed material of engineering plastics and metal plates; the super-elastic rubber body is uniformly coated on the inner framework of the bushing and the periphery of the piston rod of the shock absorber, and a concave angle is respectively arranged at the upper end and the lower end of the super-elastic rubber body; the bushing outer framework is sleeved on the outer wall of the super-elastic rubber body, chamfers with an angle of 15 degrees are respectively arranged at the upper end and the lower end of the bushing outer framework, the bushing outer framework is conveniently pressed in the bracket body, and the bushing outer framework is made of engineering plastics; one end of the concave angle is an outer wall of a super-elastic rubber body close to the outer framework of the bushing, the height of the outer wall of the super-elastic rubber body is consistent with that of the outer framework of the bushing, the other end of the concave angle (namely the part which is not in contact with the outer framework of the bushing) is an upper rubber body and a lower rubber body, and the upper rubber body and the lower rubber body are both higher than the outer framework of the bushing and are both in an arc structure; the combined structure of the lining inner framework, the super elastic rubber body and the lining outer framework is a lining structure; the support cover plate is of a pot cover structure, the middle position of the support cover plate is hollow, a piston rod of a shock absorber is mounted in the middle position of the support cover plate, a cylinder at the hollow position of the support cover plate has a certain thickness, support cover plate small holes with certain depth are uniformly distributed around the axis of the support cover plate, the outer ring of the cylinder at the upper end of the support cover plate is of a fillet structure A, the outer ring of the cylinder at the lower end of the support cover plate is of a fillet structure B, and the support cover plate; the bracket body is made of metal materials and consists of a middle bracket, a left bracket and a right bracket, wherein the middle bracket is riveted with the left bracket and the right bracket respectively; the middle support is composed of two cylinders with certain thickness, the upper end of the upper cylinder is in a step shape, a support cover plate is arranged at the upper end of the step shape, the bush structure is arranged at the lower end of the step shape, the bush structure is in interference fit with the lower end of the step shape, the shock absorber piston rod is arranged in the hollow part of the lower cylinder, a partition plate is arranged at the joint of the upper cylinder and the lower cylinder, and the shock absorber piston rod is arranged in the middle of the partition plate through a through hole.
Further, the metal material of the bracket body may be an aluminum material.
Further, the left side support is formed by riveting a left side inclined plate, a left side flat plate and two left side triangular plates, the left side inclined plate is connected with the left side flat plate and the middle support, an R angle is formed at the joint of the left side inclined plate and the middle support, the left side flat plate is parallel to the cross section of the middle support, and the front end face and the rear end face of the left side flat plate are respectively connected with the middle support through the left side triangular plates; the right side support is riveted by right side swash plate, right side flat board and two right side set-squares and forms, and the right side swash plate is connected the right side flat board and is had an angle R with middle support, its junction, the cross section that the right side flat board is on a parallel with middle support, its front and back both ends face link to each other with middle support through right side set-square respectively.
Further, the thicknesses of the left side inclined plate, the left side flat plate, the left side triangular plate, the right side inclined plate, the right side flat plate and the right side triangular plate can be 7.5mm-8.5 mm; the width of the right side flat plate can be 32 +/-0.5 mm.
Furthermore, the center positions of the left side flat plate and the right side flat plate are respectively provided with a through hole A for installing the damping upper connecting seat on the automobile body, and the diameters of the through holes A and the damping upper connecting seat are all equal
Figure GDA0002804615240000031
Figure GDA0002804615240000032
The front end of the left flat plate is also provided with a protruding plate, and the middle of the protruding plate is provided with a diameter of
Figure GDA0002804615240000033
Figure GDA0002804615240000034
The through hole B is used for fixing the electric control shock absorber wire harness.
The inventor discovers that fine cracks can appear in the riveting process because the middle support is riveted with the left side support and the right side support respectively and the whole support body is made of aluminum alloy, and when the automobile shock absorber is stressed by strong pressure, the support body can break due to the cracks. By adopting the structure, fine cracks generated when the bracket body is riveted can be effectively avoided, and the bracket body can be prevented from being broken after being pressed by strong pressure.
Further, the height of the recessed corner may be 4.5mm to 5 mm.
Further, the upper rubber body is higher than the outer framework of the bushing by 1.5mm-2 mm; the lower rubber body is 0.4mm-0.6mm higher than the bushing outer framework.
Because the outer framework of the bushing is in direct contact with the cover plate of the bracket, the mutual friction of the outer framework of the bushing and the cover plate of the bracket can cause mechanical abnormal sound; simultaneously, bushing exoskeleton and support body interference fit, when bushing exoskeleton and bushing inner frame received the extrusion force simultaneously, so the bushing exoskeleton can only inwards extrude, its extrudees the super elastic rubber body with bushing inner frame simultaneously, and then the super elastic rubber body is the fracture or elasticity decline probably appears, leads to the shock attenuation to go up the connecting seat and can not normally work to influence its security. By adopting the structural design of the invention, the problems of mechanical abnormal sound caused by friction and rubber elasticity reduction or cracking caused by extrusion are effectively avoided, and the safety and comfort of the whole vehicle running are ensured.
Further, the thickness of the cylinder beside the hollow position of the support cover plate can be 4.9 +/-0.1 mm; the depth of the small hole of the support cover plate can be 5.3mm-6.2mm, and the diameter can be
Figure GDA0002804615240000041
Figure GDA0002804615240000042
The radius of the fillet structure A is 2 mm; the radius of the fillet structure B is 1 mm; the total thickness of the bracket cover plate can be 20 +/-0.5 mm.
Further, the thickness of the stepped upper end cylinder can be 2.5mm-2.8mm, and the height can be 10 +/-0.2 mm; the thickness of the stepped lower end cylinder can be 4.4mm-4.7mm, and the height can be 31.1mm-31.5 mm; the thickness of the lower cylinder can be 2.8mm-3.5mm, and the height can be 26.8mm-27.2 mm; the height of the partition can be 4 + -0.1 mm.
Further, when the support cover plate is placed at the upper end of the ladder-shaped structure, the cylinder at the upper end of the ladder-shaped structure is folded inwards to clamp the support cover plate, and the support cover plate is fixed.
Further, the bushing exoskeleton can have a height of 63.5mm to 63.7mm and a diameter of 63.5mm to 63.7mm
Figure GDA0002804615240000043
The thickness can be 2 +/-0.1 mm; the total height of the shock absorption upper connecting seat can be 82.8mm, and the total width can be 153 +/-1 mm.
The invention has the following technical effects:
(1) the common material in the traditional damping connecting seat is metal material, in particular steel or aluminum material, and the density of the metal material and the aluminum material is usually 7.8g/cm3And 2.7g/cm3And the density of the engineering plastics is usually 1.4g/cm3-1.6g/cm3(ii) a According to the invention, the metal materials of the support cover plate and the bushing outer framework are changed into engineering plastics, the metal material of the bushing inner framework is changed into a mixed material of the engineering plastics and a metal plate, and meanwhile, a reasonable structural design is adopted, so that the weight reduction of the shock-absorbing upper connecting seat is realized on the premise of ensuring that the function of the shock-absorbing upper connecting seat meets the requirements of the whole vehicle and ensuring the comfort and safety of the whole vehicle.
(2) By adopting the structural combination, fine cracks generated when the bracket body is riveted are avoided, so that the bracket body is broken after being stressed by strong pressure; meanwhile, the occurrence of mechanical abnormal sound and the occurrence of situations such as elasticity reduction or crack generation caused by external factors of the elasticity of the super-elastic rubber body are effectively avoided.
Drawings
FIG. 1 is a front view of an upper connecting seat for shock absorption of an automobile according to an embodiment of the present invention.
FIG. 2 is a sectional view of the shock absorbing upper connecting seat of the vehicle according to the embodiment of the present invention.
FIG. 3 is a sectional view of a bushing structure of an upper connecting seat for a shock absorber of an automobile according to an embodiment of the present invention.
FIG. 4 is a diagram of a cover plate of a bracket of an upper connecting seat for shock absorption of an automobile according to an embodiment of the present invention; fig. 4(a) is a cross-sectional view of the holder cover, and fig. 4(b) is a plan view of the holder cover.
FIG. 5 is a view of a bracket body of the upper connecting seat for shock absorption of a vehicle according to an embodiment of the present invention; fig. 5(a) is a front view of the holder body, fig. 5(b) is a cross-sectional view, and fig. 5(c) is a plan view.
Wherein, 1, lining inner frame; 2. a superelastic rubber body; 3. a bushing exoskeleton; 4. a bracket cover plate; 5. a stent body; 11. a recessed corner; 12. chamfering at 15 degrees; 13. an upper rubber body; 14. a lower rubber body; 41. a fillet structure A; 42. a fillet structure B; 43. a bracket cover plate small hole; 51. a middle support; 52. a left side bracket; 53. a right side bracket; 511. an upper cylinder; 512. a lower cylinder; 513. a partition plate; 514. is in a ladder shape; 521. a through hole A; 522. a through hole B; 523. a left set square; 524 left plate; 525. a left sloping plate; 533. a right triangle; 534. a right panel; 535. a right sloping plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments, but not all embodiments, of the present invention.
A novel shock-absorbing upper connecting seat is shown in figures 1-5 and is characterized by comprising a lining inner framework 1, a super-elastic rubber body 2, a lining outer framework 3, a support cover plate 4 and a support body 5.
Wherein, bush inner frame 1 is bone shape, and its intermediate position cavity, for installing the bumper shock absorber piston rod, the mixed material of engineering plastics and panel beating is adopted to bush inner frame 1 material. The super elastic rubber body 2 is uniformly coated on the inner framework 1 of the bushing and the periphery of the piston rod of the shock absorber, the upper end and the lower end of the super elastic rubber body are respectively provided with a concave angle 11, and the height of each concave angle 11 is 4.5mm-5mm, as shown in figure 3. The bushing outer framework 3 is sleeved on the outer wall of the super-elastic rubber body 2, chamfers 12 with an angle of 15 degrees are respectively arranged at the upper end and the lower end of the bushing outer framework, the bushing outer framework 3 is conveniently pressed in the support body 5, and the bushing outer framework 3 is made of engineering plastics; one end of the concave angle 11 is provided with a super elastic rubber body 2 outer wall, a super elastic rubber body 2 outer wall and a lining outer framework 3 which are close to the lining outer framework 3The heights of the rubber bodies are consistent, the other ends of the recessed corners 11 (namely, the parts which are not in contact with the bushing outer framework 3) are an upper rubber body 13 and a lower rubber body 14, and the upper rubber body 13 and the lower rubber body 14 are both higher than the bushing outer framework 3 and are in arc structures, as shown in fig. 3; wherein, the upper rubber body 13 is 1.5mm-2mm higher than the bushing outer framework 3; the lower rubber body 14 is 0.4mm-0.6mm higher than the bushing outer framework 3. The combined structure of the lining inner framework 1, the super elastic rubber body 2 and the lining outer framework 3 is a lining structure; the height of the bushing outer framework 3 is 63.5mm-63.7mm, and the diameter is
Figure GDA0002804615240000061
The thickness is 2 +/-0.1 mm.
As shown in fig. 4, the support cover plate 4 is a pot cover structure, the middle position of the support cover plate is hollow, and the cylinder at the hollow position of the support cover plate 4 has a certain thickness, and the thickness is 4.9 +/-0.1 mm. The bracket cover plate small holes 43 with certain depth are uniformly distributed around the axis of the bracket cover plate 4, wherein the depth of the bracket cover plate small holes 43 is 5.3mm-6.2mm, and the diameter is
Figure GDA0002804615240000062
As shown in fig. 4, 12 bracket cover plate small holes 43 are uniformly distributed around the central axis, and the connection line between the circle centers of two adjacent bracket cover plate small holes 43 and the center of the bracket cover plate 4 is 30 °. The outer circle of the cylinder at the upper end of the support cover plate 4 is of a fillet structure A41 with the radius of 2mm, and the outer circle of the cylinder at the lower end of the support cover plate 4 is of a fillet structure B42 with the radius of 1 mm; the bracket cover plate 4 is made of engineering plastics, and the total thickness of the bracket cover plate is 20 +/-0.5 mm.
As shown in fig. 5, the bracket body 5 is made of a metal material, specifically, an aluminum material, and is composed of a middle bracket 51, a left bracket 52, and a right bracket 53. Wherein, the middle bracket 51 is riveted with the left bracket 52 and the right bracket 53 respectively; the middle bracket 51 is composed of two cylinders with certain thickness, the upper end of the upper cylinder 511 is in a step shape 514, the upper end of the step shape 514 is provided with a bracket cover plate 4, the lower end of the step shape 514 is provided with a bushing structure, the bushing structure is in interference fit with the lower end of the step shape 514, a shock absorber piston rod is arranged in the lower cylinder 512, and a partition is arranged at the joint of the upper cylinder 511 and the lower cylinder 512A through hole is formed in the middle of the partition plate 513 and is used for installing a piston rod of a shock absorber; wherein the thickness of the cylinder at the upper end of the ladder-shaped 514 is 2.5mm-2.8mm, and the height is 10 +/-0.2 mm; the thickness of the cylinder at the lower end of the ladder-shaped 514 is 4.4mm-4.7mm, and the height is 31.1mm-31.5 mm; the lower cylinder 512 has a thickness of 2.8mm-3.5mm and a height of 26.8mm-27.2 mm; the height of the partition 513 is 4 + -0.1 mm. The left side bracket 52 is formed by riveting a left side inclined plate 525, a left side flat plate 524 and two left side triangular plates 523, wherein the left side inclined plate 525 is connected with the left side flat plate 524 and the middle bracket 51, an R angle is formed at the connection position of the left side inclined plate 525 and the middle bracket 51, the left side flat plate 524 is parallel to the cross section of the middle bracket 51, and the front end surface and the rear end surface of the left side flat plate 524 are respectively connected with the middle bracket 51 through the left side triangular; the right side frame 53 is composed of a right side sloping plate 535, a right side flat plate 534 and two right side triangular plates 533, the right side sloping plate 535 connects the right side flat plate 534 with the middle frame 51, a connecting part of the right side sloping plate 535 and the middle frame 51 has an angle R, the right side flat plate 534 is parallel to the cross section of the middle frame 51, and the front end face and the rear end face of the right side flat plate 534 are respectively connected with the middle frame 51 through the right side triangular plates 533. The thickness of the left inclined plate 525, the left flat plate 524, the left triangular plate 523, the right inclined plate 535, the right flat plate 534 and the right triangular plate 533 is 7.5mm-8.5mm, and the width of the right flat plate 534 is 32 +/-0.5 mm, as shown in fig. 5(b) and (c). The center positions of the left side flat plate 524 and the right side flat plate 524 are respectively provided with a through hole A521 for installing the shock absorption upper connecting seat on the vehicle body, and the diameters of the through holes are all the same
Figure GDA0002804615240000081
The left side plate 524 also has a protruding plate at the front end with a diameter of
Figure GDA0002804615240000082
The through hole B522 is used for fixing the electric control shock absorber wire harness.
When the bracket cover plate 4 is placed at the upper end of the ladder-shaped 514, the cylinder at the upper end of the ladder-shaped 514 is folded inwards to clamp the bracket cover plate 4, so as to fix the bracket cover plate 4. The total height of the shock-absorbing upper connecting seat is 82.8mm, and the total width is 153 +/-1 mm. When the bracket cover plate 4, the bracket body 5 and the bushing structure are combined into the shock-absorbing upper connecting seat, the size of the hollow part inside is determined according to the size of the piston rod of the shock absorber, as shown in fig. 1 and fig. 5 (a).
According to the invention, the metal materials of the support cover plate 4 and the bushing outer framework 3 are changed into engineering plastics, the metal material of the bushing inner framework 1 is changed into a mixed material of the engineering plastics and a metal plate, and meanwhile, a reasonable structural design is adopted, so that the weight reduction of the shock-absorbing upper connecting seat is realized on the premise of ensuring that the function of the shock-absorbing upper connecting seat meets the requirements of the whole vehicle and ensuring the comfort and safety of the whole vehicle. Compared with the damping connecting seat in the prior art, the weight of the connecting seat is reduced by about 30%, and the cost is reduced by about 15%; ensuring the economy in the production process.
Meanwhile, by adopting the structural combination of the invention, the bracket body is prevented from generating fine cracks during riveting, so that the bracket body is broken after being stressed in the driving process; mechanical abnormal sound caused by friction of the support cover plate and the bushing structure and situations of elasticity reduction or crack generation and the like caused by external extrusion force of the elasticity of the super-elastic rubber body are effectively avoided. The safety, the practicability, the durability and the comfort of the automobile running are ensured.

Claims (6)

1. The utility model provides a novel connecting seat in shock attenuation which characterized in that: the support is composed of five parts, namely a lining inner framework (1), a super elastic rubber body (2), a lining outer framework (3), a support cover plate (4) and a support body (5); the lining inner frame (1) is generally in a bone shape, a metal inner frame (15) in a cross shape is arranged in the lining inner frame, the middle position of the lining inner frame is hollow, and the lining inner frame (1) is made of a mixed material of engineering plastics and steel; the super-elastic rubber body (2) is uniformly coated on the inner framework (1) of the bushing and the periphery of the piston rod of the shock absorber, and a concave angle (11) is respectively arranged at the upper end and the lower end of the super-elastic rubber body; the bushing outer framework (3) is sleeved on the outer wall of the super-elastic rubber body (2), chamfers (12) with an angle of 15 degrees are respectively arranged at the upper end and the lower end of the bushing outer framework, and the bushing outer framework (3) is made of engineering plastics; one end of the recessed angle (11) is an outer wall of the super-elastic rubber body (2) close to the bushing outer framework (3), the height of the outer wall of the super-elastic rubber body (2) is consistent with that of the bushing outer framework (3), the other end of the recessed angle (11) is provided with an upper rubber body (13) and a lower rubber body (14), and the upper rubber body (13) and the lower rubber body (14) are both higher than the bushing outer framework (3) and are both of an arc structure; the combined structure of the lining inner framework (1), the super elastic rubber body (2) and the lining outer framework (3) is a lining structure; the support cover plate (4) is of a pot cover structure, the middle position of the support cover plate is hollow, a cylinder at the hollow position of the support cover plate (4) has a certain thickness, support cover plate small holes (43) with a certain depth are uniformly distributed around the axis of the support cover plate (4), the outer ring of the cylinder at the upper end of the support cover plate (4) is of a fillet structure A (41), the outer ring of the cylinder at the lower end of the support cover plate (4) is of a fillet structure B (42), and the support cover plate (4) is made of engineering plastics; the bracket body (5) is made of high-strength alloy materials and consists of a middle bracket (51), a left bracket (52) and a right bracket (53), wherein the middle bracket (51) is respectively formed with the left bracket (52) and the right bracket (53) in a high-speed die-casting manner; the middle support (51) consists of two cylinders with certain thickness, the upper end of an upper cylinder (511) is in a step shape (514), a support cover plate (4) is arranged at the upper end of the step shape (514), a lining structure is arranged at the lower end of the step shape (514), the lining structure is in interference fit with the lower end of the step shape (514), a shock absorber polyurethane buffer block is arranged in the hollow part of a lower cylinder (512), a partition plate (513) is arranged at the joint of the upper cylinder (511) and the lower cylinder (512), and a through hole is formed in the middle of the partition plate (513);
the high-strength alloy material of the bracket body (5) is aluminum alloy;
the left side support (52) is formed by integrally die-casting a left side inclined plate (525), a left side flat plate (524) and two left side triangular plates (523) at a high speed, the left side inclined plate (525) is connected with the left side flat plate (524) and the middle support (51), an R angle is formed at the joint of the left side inclined plate (524) and the middle support (51), the left side flat plate (524) is parallel to the cross section of the middle support (51), and the front end face and the rear end face of the left side flat plate are respectively connected with the middle support (51) through the; the right side support (53) is by high-speed die-casting integrated into one piece right side swash plate (535), right side flat board (534) and two right side set-angles (533), and right side swash plate (535) is connected right side flat board (534) and middle support (51), and its junction has an angle R, right side flat board (534) are on a parallel with the cross section of middle support (51), and its front and back both ends face links to each other with middle support (51) through right side set-angles (533) respectively.
2. The novel shock-absorbing upper connecting seat is characterized in that: the thicknesses of the left inclined plate (525), the left flat plate (524), the left triangular plate (523), the right inclined plate (535), the right flat plate (534) and the right triangular plate (533) are 7.5-8.5 mm; the width of the right flat plate (534) is 32 +/-0.5 mm.
3. The novel shock-absorbing upper connecting seat is characterized in that: the center positions of the left side flat plate (524) and the right side flat plate (534) are respectively provided with a through hole A (521) with the diameter of phi 12 mm-phi 12.2 mm; the front end of the left side flat plate (524) is also provided with a protruding plate, and the middle of the protruding plate is provided with a through hole B (522) with the diameter of phi 9-phi 9.3 mm.
4. The novel shock-absorbing upper connecting seat is characterized in that: the thickness of a cylinder beside the hollow position of the support cover plate (4) is 4.9 +/-0.1 mm; the depth of the small hole (43) of the bracket cover plate is 5.3mm-6.2mm, and the diameter is phi 8.5 +/-0.1 mm; the radius of the fillet structure A (41) is 2 mm; the radius of the fillet structure B (42) is 1 mm; the total thickness of the bracket cover plate (4) is 20 +/-0.5 mm.
5. The novel shock-absorbing upper connecting seat is characterized in that: the thickness of the cylinder at the upper end of the step-shaped (514) is 2.5mm-2.8mm, and the height is 10 +/-0.2 mm; the thickness of the cylinder at the lower end of the ladder-shaped step (514) is 4.4mm-4.7mm, and the height is 31.1mm-31.5 mm; the thickness of the lower cylinder (512) is 2.8mm-3.5mm, and the height is 26.8mm-27.2 mm; the height of the partition (513) is 4 +/-0.1 mm.
6. The novel shock-absorbing upper connecting seat is characterized in that: the height of the bushing outer framework (3) is 63.5mm-63.7mm, the diameter is phi 66.05 mm-phi 66.35mm, and the thickness is 2 +/-0.1 mm; the connecting seat overall height is 82.8mm in the shock attenuation, and total width is 153 ± 1 mm.
CN201910645107.4A 2019-07-17 2019-07-17 Novel shock-absorbing upper connecting seat Active CN110332266B (en)

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CN110789284A (en) * 2019-12-06 2020-02-14 亚新科噪声与振动技术（安徽）有限公司 Upper supporting structure of front shock absorber of cast aluminum bracket
TWI750010B (en) * 2021-01-19 2021-12-11 維洲精密股份有限公司 Buffer block with improved structure

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DE102009020985A1 (en) * 2009-05-12 2011-02-17 Carl Freudenberg Kg Articulated support bearing
US20130187320A1 (en) * 2012-01-25 2013-07-25 Basf Se Shock absorption mount having a housing with a contoured inner surface
CN106347057B (en) * 2016-09-21 2018-08-28 天纳克汽车工业(苏州)有限公司 It is supported on front shock absorber of automobile
CN207648029U (en) * 2017-12-22 2018-07-24 长城汽车股份有限公司 A kind of bush Assembly and damper
CN109058342A (en) * 2018-09-25 2018-12-21 重庆长安汽车股份有限公司 A kind of upper mounting seat

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